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the_stack_data/46673.c | // INFO: rcu detected stall in sys_epoll_wait (5)
// https://syzkaller.appspot.com/bug?id=4e0bd67836a023cc6d01
// status:3
// autogenerated by syzkaller (https://github.com/google/syzkaller)
#define _GNU_SOURCE
#include <arpa/inet.h>
#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <pthread.h>
#include <sched.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/epoll.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>
#include <linux/capability.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/if_tun.h>
#include <linux/in6.h>
#include <linux/ip.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/nl80211.h>
#include <linux/rfkill.h>
#include <linux/rtnetlink.h>
#include <linux/tcp.h>
#include <linux/usb/ch9.h>
#include <linux/veth.h>
static unsigned long long procid;
static __thread int skip_segv;
static __thread jmp_buf segv_env;
static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
uintptr_t addr = (uintptr_t)info->si_addr;
const uintptr_t prog_start = 1 << 20;
const uintptr_t prog_end = 100 << 20;
int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
int valid = addr < prog_start || addr > prog_end;
if (skip && valid) {
_longjmp(segv_env, 1);
}
exit(sig);
}
static void install_segv_handler(void)
{
struct sigaction sa;
memset(&sa, 0, sizeof(sa));
sa.sa_handler = SIG_IGN;
syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
memset(&sa, 0, sizeof(sa));
sa.sa_sigaction = segv_handler;
sa.sa_flags = SA_NODEFER | SA_SIGINFO;
sigaction(SIGSEGV, &sa, NULL);
sigaction(SIGBUS, &sa, NULL);
}
#define NONFAILING(...) \
({ \
int ok = 1; \
__atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); \
if (_setjmp(segv_env) == 0) { \
__VA_ARGS__; \
} else \
ok = 0; \
__atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); \
ok; \
})
static void sleep_ms(uint64_t ms)
{
usleep(ms * 1000);
}
static uint64_t current_time_ms(void)
{
struct timespec ts;
if (clock_gettime(CLOCK_MONOTONIC, &ts))
exit(1);
return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000;
}
static void use_temporary_dir(void)
{
char tmpdir_template[] = "./syzkaller.XXXXXX";
char* tmpdir = mkdtemp(tmpdir_template);
if (!tmpdir)
exit(1);
if (chmod(tmpdir, 0777))
exit(1);
if (chdir(tmpdir))
exit(1);
}
#define BITMASK(bf_off, bf_len) (((1ull << (bf_len)) - 1) << (bf_off))
#define STORE_BY_BITMASK(type, htobe, addr, val, bf_off, bf_len) \
*(type*)(addr) = \
htobe((htobe(*(type*)(addr)) & ~BITMASK((bf_off), (bf_len))) | \
(((type)(val) << (bf_off)) & BITMASK((bf_off), (bf_len))))
static bool write_file(const char* file, const char* what, ...)
{
char buf[1024];
va_list args;
va_start(args, what);
vsnprintf(buf, sizeof(buf), what, args);
va_end(args);
buf[sizeof(buf) - 1] = 0;
int len = strlen(buf);
int fd = open(file, O_WRONLY | O_CLOEXEC);
if (fd == -1)
return false;
if (write(fd, buf, len) != len) {
int err = errno;
close(fd);
errno = err;
return false;
}
close(fd);
return true;
}
struct nlmsg {
char* pos;
int nesting;
struct nlattr* nested[8];
char buf[4096];
};
static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
const void* data, int size)
{
memset(nlmsg, 0, sizeof(*nlmsg));
struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
hdr->nlmsg_type = typ;
hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
memcpy(hdr + 1, data, size);
nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}
static void netlink_attr(struct nlmsg* nlmsg, int typ, const void* data,
int size)
{
struct nlattr* attr = (struct nlattr*)nlmsg->pos;
attr->nla_len = sizeof(*attr) + size;
attr->nla_type = typ;
if (size > 0)
memcpy(attr + 1, data, size);
nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}
static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
struct nlattr* attr = (struct nlattr*)nlmsg->pos;
attr->nla_type = typ;
nlmsg->pos += sizeof(*attr);
nlmsg->nested[nlmsg->nesting++] = attr;
}
static void netlink_done(struct nlmsg* nlmsg)
{
struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
attr->nla_len = nlmsg->pos - (char*)attr;
}
static int netlink_send_ext(struct nlmsg* nlmsg, int sock, uint16_t reply_type,
int* reply_len, bool dofail)
{
if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
exit(1);
struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
struct sockaddr_nl addr;
memset(&addr, 0, sizeof(addr));
addr.nl_family = AF_NETLINK;
ssize_t n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0,
(struct sockaddr*)&addr, sizeof(addr));
if (n != (ssize_t)hdr->nlmsg_len) {
if (dofail)
exit(1);
return -1;
}
n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
if (reply_len)
*reply_len = 0;
if (n < 0) {
if (dofail)
exit(1);
return -1;
}
if (n < (ssize_t)sizeof(struct nlmsghdr)) {
errno = EINVAL;
if (dofail)
exit(1);
return -1;
}
if (hdr->nlmsg_type == NLMSG_DONE)
return 0;
if (reply_len && hdr->nlmsg_type == reply_type) {
*reply_len = n;
return 0;
}
if (n < (ssize_t)(sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))) {
errno = EINVAL;
if (dofail)
exit(1);
return -1;
}
if (hdr->nlmsg_type != NLMSG_ERROR) {
errno = EINVAL;
if (dofail)
exit(1);
return -1;
}
errno = -((struct nlmsgerr*)(hdr + 1))->error;
return -errno;
}
static int netlink_send(struct nlmsg* nlmsg, int sock)
{
return netlink_send_ext(nlmsg, sock, 0, NULL, true);
}
static int netlink_query_family_id(struct nlmsg* nlmsg, int sock,
const char* family_name, bool dofail)
{
struct genlmsghdr genlhdr;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = CTRL_CMD_GETFAMILY;
netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, family_name,
strnlen(family_name, GENL_NAMSIZ - 1) + 1);
int n = 0;
int err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n, dofail);
if (err < 0) {
return -1;
}
uint16_t id = 0;
struct nlattr* attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN +
NLMSG_ALIGN(sizeof(genlhdr)));
for (; (char*)attr < nlmsg->buf + n;
attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
id = *(uint16_t*)(attr + 1);
break;
}
}
if (!id) {
errno = EINVAL;
return -1;
}
recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
return id;
}
static int netlink_next_msg(struct nlmsg* nlmsg, unsigned int offset,
unsigned int total_len)
{
struct nlmsghdr* hdr = (struct nlmsghdr*)(nlmsg->buf + offset);
if (offset == total_len || offset + hdr->nlmsg_len > total_len)
return -1;
return hdr->nlmsg_len;
}
static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
const char* name)
{
struct ifinfomsg hdr;
memset(&hdr, 0, sizeof(hdr));
netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr,
sizeof(hdr));
if (name)
netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
netlink_nest(nlmsg, IFLA_LINKINFO);
netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}
static void netlink_add_device(struct nlmsg* nlmsg, int sock, const char* type,
const char* name)
{
netlink_add_device_impl(nlmsg, type, name);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static void netlink_add_veth(struct nlmsg* nlmsg, int sock, const char* name,
const char* peer)
{
netlink_add_device_impl(nlmsg, "veth", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_nest(nlmsg, VETH_INFO_PEER);
nlmsg->pos += sizeof(struct ifinfomsg);
netlink_attr(nlmsg, IFLA_IFNAME, peer, strlen(peer));
netlink_done(nlmsg);
netlink_done(nlmsg);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static void netlink_add_hsr(struct nlmsg* nlmsg, int sock, const char* name,
const char* slave1, const char* slave2)
{
netlink_add_device_impl(nlmsg, "hsr", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
int ifindex1 = if_nametoindex(slave1);
netlink_attr(nlmsg, IFLA_HSR_SLAVE1, &ifindex1, sizeof(ifindex1));
int ifindex2 = if_nametoindex(slave2);
netlink_attr(nlmsg, IFLA_HSR_SLAVE2, &ifindex2, sizeof(ifindex2));
netlink_done(nlmsg);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static void netlink_add_linked(struct nlmsg* nlmsg, int sock, const char* type,
const char* name, const char* link)
{
netlink_add_device_impl(nlmsg, type, name);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static void netlink_add_vlan(struct nlmsg* nlmsg, int sock, const char* name,
const char* link, uint16_t id, uint16_t proto)
{
netlink_add_device_impl(nlmsg, "vlan", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_attr(nlmsg, IFLA_VLAN_ID, &id, sizeof(id));
netlink_attr(nlmsg, IFLA_VLAN_PROTOCOL, &proto, sizeof(proto));
netlink_done(nlmsg);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static void netlink_add_macvlan(struct nlmsg* nlmsg, int sock, const char* name,
const char* link)
{
netlink_add_device_impl(nlmsg, "macvlan", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
uint32_t mode = MACVLAN_MODE_BRIDGE;
netlink_attr(nlmsg, IFLA_MACVLAN_MODE, &mode, sizeof(mode));
netlink_done(nlmsg);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static void netlink_add_geneve(struct nlmsg* nlmsg, int sock, const char* name,
uint32_t vni, struct in_addr* addr4,
struct in6_addr* addr6)
{
netlink_add_device_impl(nlmsg, "geneve", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_attr(nlmsg, IFLA_GENEVE_ID, &vni, sizeof(vni));
if (addr4)
netlink_attr(nlmsg, IFLA_GENEVE_REMOTE, addr4, sizeof(*addr4));
if (addr6)
netlink_attr(nlmsg, IFLA_GENEVE_REMOTE6, addr6, sizeof(*addr6));
netlink_done(nlmsg);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
#define IFLA_IPVLAN_FLAGS 2
#define IPVLAN_MODE_L3S 2
#undef IPVLAN_F_VEPA
#define IPVLAN_F_VEPA 2
static void netlink_add_ipvlan(struct nlmsg* nlmsg, int sock, const char* name,
const char* link, uint16_t mode, uint16_t flags)
{
netlink_add_device_impl(nlmsg, "ipvlan", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_attr(nlmsg, IFLA_IPVLAN_MODE, &mode, sizeof(mode));
netlink_attr(nlmsg, IFLA_IPVLAN_FLAGS, &flags, sizeof(flags));
netlink_done(nlmsg);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static void netlink_device_change(struct nlmsg* nlmsg, int sock,
const char* name, bool up, const char* master,
const void* mac, int macsize,
const char* new_name)
{
struct ifinfomsg hdr;
memset(&hdr, 0, sizeof(hdr));
if (up)
hdr.ifi_flags = hdr.ifi_change = IFF_UP;
hdr.ifi_index = if_nametoindex(name);
netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
if (new_name)
netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
if (master) {
int ifindex = if_nametoindex(master);
netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
}
if (macsize)
netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static int netlink_add_addr(struct nlmsg* nlmsg, int sock, const char* dev,
const void* addr, int addrsize)
{
struct ifaddrmsg hdr;
memset(&hdr, 0, sizeof(hdr));
hdr.ifa_family = addrsize == 4 ? AF_INET : AF_INET6;
hdr.ifa_prefixlen = addrsize == 4 ? 24 : 120;
hdr.ifa_scope = RT_SCOPE_UNIVERSE;
hdr.ifa_index = if_nametoindex(dev);
netlink_init(nlmsg, RTM_NEWADDR, NLM_F_CREATE | NLM_F_REPLACE, &hdr,
sizeof(hdr));
netlink_attr(nlmsg, IFA_LOCAL, addr, addrsize);
netlink_attr(nlmsg, IFA_ADDRESS, addr, addrsize);
return netlink_send(nlmsg, sock);
}
static void netlink_add_addr4(struct nlmsg* nlmsg, int sock, const char* dev,
const char* addr)
{
struct in_addr in_addr;
inet_pton(AF_INET, addr, &in_addr);
int err = netlink_add_addr(nlmsg, sock, dev, &in_addr, sizeof(in_addr));
if (err < 0) {
}
}
static void netlink_add_addr6(struct nlmsg* nlmsg, int sock, const char* dev,
const char* addr)
{
struct in6_addr in6_addr;
inet_pton(AF_INET6, addr, &in6_addr);
int err = netlink_add_addr(nlmsg, sock, dev, &in6_addr, sizeof(in6_addr));
if (err < 0) {
}
}
static void netlink_add_neigh(struct nlmsg* nlmsg, int sock, const char* name,
const void* addr, int addrsize, const void* mac,
int macsize)
{
struct ndmsg hdr;
memset(&hdr, 0, sizeof(hdr));
hdr.ndm_family = addrsize == 4 ? AF_INET : AF_INET6;
hdr.ndm_ifindex = if_nametoindex(name);
hdr.ndm_state = NUD_PERMANENT;
netlink_init(nlmsg, RTM_NEWNEIGH, NLM_F_EXCL | NLM_F_CREATE, &hdr,
sizeof(hdr));
netlink_attr(nlmsg, NDA_DST, addr, addrsize);
netlink_attr(nlmsg, NDA_LLADDR, mac, macsize);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
}
static struct nlmsg nlmsg;
static int tunfd = -1;
#define TUN_IFACE "syz_tun"
#define LOCAL_MAC 0xaaaaaaaaaaaa
#define REMOTE_MAC 0xaaaaaaaaaabb
#define LOCAL_IPV4 "172.20.20.170"
#define REMOTE_IPV4 "172.20.20.187"
#define LOCAL_IPV6 "fe80::aa"
#define REMOTE_IPV6 "fe80::bb"
#define IFF_NAPI 0x0010
static void initialize_tun(void)
{
tunfd = open("/dev/net/tun", O_RDWR | O_NONBLOCK);
if (tunfd == -1) {
printf("tun: can't open /dev/net/tun: please enable CONFIG_TUN=y\n");
printf("otherwise fuzzing or reproducing might not work as intended\n");
return;
}
const int kTunFd = 240;
if (dup2(tunfd, kTunFd) < 0)
exit(1);
close(tunfd);
tunfd = kTunFd;
struct ifreq ifr;
memset(&ifr, 0, sizeof(ifr));
strncpy(ifr.ifr_name, TUN_IFACE, IFNAMSIZ);
ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) {
exit(1);
}
char sysctl[64];
sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/accept_dad", TUN_IFACE);
write_file(sysctl, "0");
sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/router_solicitations", TUN_IFACE);
write_file(sysctl, "0");
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sock == -1)
exit(1);
netlink_add_addr4(&nlmsg, sock, TUN_IFACE, LOCAL_IPV4);
netlink_add_addr6(&nlmsg, sock, TUN_IFACE, LOCAL_IPV6);
uint64_t macaddr = REMOTE_MAC;
struct in_addr in_addr;
inet_pton(AF_INET, REMOTE_IPV4, &in_addr);
netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in_addr, sizeof(in_addr),
&macaddr, ETH_ALEN);
struct in6_addr in6_addr;
inet_pton(AF_INET6, REMOTE_IPV6, &in6_addr);
netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in6_addr, sizeof(in6_addr),
&macaddr, ETH_ALEN);
macaddr = LOCAL_MAC;
netlink_device_change(&nlmsg, sock, TUN_IFACE, true, 0, &macaddr, ETH_ALEN,
NULL);
close(sock);
}
#define DEVLINK_FAMILY_NAME "devlink"
#define DEVLINK_CMD_PORT_GET 5
#define DEVLINK_ATTR_BUS_NAME 1
#define DEVLINK_ATTR_DEV_NAME 2
#define DEVLINK_ATTR_NETDEV_NAME 7
static struct nlmsg nlmsg2;
static void initialize_devlink_ports(const char* bus_name, const char* dev_name,
const char* netdev_prefix)
{
struct genlmsghdr genlhdr;
int len, total_len, id, err, offset;
uint16_t netdev_index;
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
if (sock == -1)
exit(1);
int rtsock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (rtsock == -1)
exit(1);
id = netlink_query_family_id(&nlmsg, sock, DEVLINK_FAMILY_NAME, true);
if (id == -1)
goto error;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = DEVLINK_CMD_PORT_GET;
netlink_init(&nlmsg, id, NLM_F_DUMP, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, DEVLINK_ATTR_BUS_NAME, bus_name, strlen(bus_name) + 1);
netlink_attr(&nlmsg, DEVLINK_ATTR_DEV_NAME, dev_name, strlen(dev_name) + 1);
err = netlink_send_ext(&nlmsg, sock, id, &total_len, true);
if (err < 0) {
goto error;
}
offset = 0;
netdev_index = 0;
while ((len = netlink_next_msg(&nlmsg, offset, total_len)) != -1) {
struct nlattr* attr = (struct nlattr*)(nlmsg.buf + offset + NLMSG_HDRLEN +
NLMSG_ALIGN(sizeof(genlhdr)));
for (; (char*)attr < nlmsg.buf + offset + len;
attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
if (attr->nla_type == DEVLINK_ATTR_NETDEV_NAME) {
char* port_name;
char netdev_name[IFNAMSIZ];
port_name = (char*)(attr + 1);
snprintf(netdev_name, sizeof(netdev_name), "%s%d", netdev_prefix,
netdev_index);
netlink_device_change(&nlmsg2, rtsock, port_name, true, 0, 0, 0,
netdev_name);
break;
}
}
offset += len;
netdev_index++;
}
error:
close(rtsock);
close(sock);
}
#define WIFI_INITIAL_DEVICE_COUNT 2
#define WIFI_MAC_BASE \
{ \
0x08, 0x02, 0x11, 0x00, 0x00, 0x00 \
}
#define WIFI_IBSS_BSSID \
{ \
0x50, 0x50, 0x50, 0x50, 0x50, 0x50 \
}
#define WIFI_IBSS_SSID \
{ \
0x10, 0x10, 0x10, 0x10, 0x10, 0x10 \
}
#define WIFI_DEFAULT_FREQUENCY 2412
#define WIFI_DEFAULT_SIGNAL 0
#define WIFI_DEFAULT_RX_RATE 1
#define HWSIM_CMD_REGISTER 1
#define HWSIM_CMD_FRAME 2
#define HWSIM_CMD_NEW_RADIO 4
#define HWSIM_ATTR_SUPPORT_P2P_DEVICE 14
#define HWSIM_ATTR_PERM_ADDR 22
#define IF_OPER_UP 6
struct join_ibss_props {
int wiphy_freq;
bool wiphy_freq_fixed;
uint8_t* mac;
uint8_t* ssid;
int ssid_len;
};
static int set_interface_state(const char* interface_name, int on)
{
struct ifreq ifr;
int sock = socket(AF_INET, SOCK_DGRAM, 0);
if (sock < 0) {
return -1;
}
memset(&ifr, 0, sizeof(ifr));
strcpy(ifr.ifr_name, interface_name);
int ret = ioctl(sock, SIOCGIFFLAGS, &ifr);
if (ret < 0) {
close(sock);
return -1;
}
if (on)
ifr.ifr_flags |= IFF_UP;
else
ifr.ifr_flags &= ~IFF_UP;
ret = ioctl(sock, SIOCSIFFLAGS, &ifr);
close(sock);
if (ret < 0) {
return -1;
}
return 0;
}
static int nl80211_set_interface(struct nlmsg* nlmsg, int sock,
int nl80211_family, uint32_t ifindex,
uint32_t iftype)
{
struct genlmsghdr genlhdr;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = NL80211_CMD_SET_INTERFACE;
netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
netlink_attr(nlmsg, NL80211_ATTR_IFTYPE, &iftype, sizeof(iftype));
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
return err;
}
static int nl80211_join_ibss(struct nlmsg* nlmsg, int sock, int nl80211_family,
uint32_t ifindex, struct join_ibss_props* props)
{
struct genlmsghdr genlhdr;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = NL80211_CMD_JOIN_IBSS;
netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
netlink_attr(nlmsg, NL80211_ATTR_SSID, props->ssid, props->ssid_len);
netlink_attr(nlmsg, NL80211_ATTR_WIPHY_FREQ, &(props->wiphy_freq),
sizeof(props->wiphy_freq));
if (props->mac)
netlink_attr(nlmsg, NL80211_ATTR_MAC, props->mac, ETH_ALEN);
if (props->wiphy_freq_fixed)
netlink_attr(nlmsg, NL80211_ATTR_FREQ_FIXED, NULL, 0);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
return err;
}
static int get_ifla_operstate(struct nlmsg* nlmsg, int ifindex)
{
struct ifinfomsg info;
memset(&info, 0, sizeof(info));
info.ifi_family = AF_UNSPEC;
info.ifi_index = ifindex;
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sock == -1) {
return -1;
}
netlink_init(nlmsg, RTM_GETLINK, 0, &info, sizeof(info));
int n;
int err = netlink_send_ext(nlmsg, sock, RTM_NEWLINK, &n, true);
close(sock);
if (err) {
return -1;
}
struct rtattr* attr = IFLA_RTA(NLMSG_DATA(nlmsg->buf));
for (; RTA_OK(attr, n); attr = RTA_NEXT(attr, n)) {
if (attr->rta_type == IFLA_OPERSTATE)
return *((int32_t*)RTA_DATA(attr));
}
return -1;
}
static int await_ifla_operstate(struct nlmsg* nlmsg, char* interface,
int operstate)
{
int ifindex = if_nametoindex(interface);
while (true) {
usleep(1000);
int ret = get_ifla_operstate(nlmsg, ifindex);
if (ret < 0)
return ret;
if (ret == operstate)
return 0;
}
return 0;
}
static int nl80211_setup_ibss_interface(struct nlmsg* nlmsg, int sock,
int nl80211_family_id, char* interface,
struct join_ibss_props* ibss_props)
{
int ifindex = if_nametoindex(interface);
if (ifindex == 0) {
return -1;
}
int ret = nl80211_set_interface(nlmsg, sock, nl80211_family_id, ifindex,
NL80211_IFTYPE_ADHOC);
if (ret < 0) {
return -1;
}
ret = set_interface_state(interface, 1);
if (ret < 0) {
return -1;
}
ret = nl80211_join_ibss(nlmsg, sock, nl80211_family_id, ifindex, ibss_props);
if (ret < 0) {
return -1;
}
return 0;
}
static int hwsim80211_create_device(struct nlmsg* nlmsg, int sock,
int hwsim_family,
uint8_t mac_addr[ETH_ALEN])
{
struct genlmsghdr genlhdr;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = HWSIM_CMD_NEW_RADIO;
netlink_init(nlmsg, hwsim_family, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(nlmsg, HWSIM_ATTR_SUPPORT_P2P_DEVICE, NULL, 0);
netlink_attr(nlmsg, HWSIM_ATTR_PERM_ADDR, mac_addr, ETH_ALEN);
int err = netlink_send(nlmsg, sock);
if (err < 0) {
}
return err;
}
static void initialize_wifi_devices(void)
{
int rfkill = open("/dev/rfkill", O_RDWR);
if (rfkill == -1) {
if (errno != ENOENT && errno != EACCES)
exit(1);
} else {
struct rfkill_event event = {0};
event.type = RFKILL_TYPE_ALL;
event.op = RFKILL_OP_CHANGE_ALL;
if (write(rfkill, &event, sizeof(event)) != (ssize_t)(sizeof(event)))
exit(1);
close(rfkill);
}
uint8_t mac_addr[6] = WIFI_MAC_BASE;
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
if (sock < 0) {
return;
}
int hwsim_family_id =
netlink_query_family_id(&nlmsg, sock, "MAC80211_HWSIM", true);
int nl80211_family_id =
netlink_query_family_id(&nlmsg, sock, "nl80211", true);
uint8_t ssid[] = WIFI_IBSS_SSID;
uint8_t bssid[] = WIFI_IBSS_BSSID;
struct join_ibss_props ibss_props = {.wiphy_freq = WIFI_DEFAULT_FREQUENCY,
.wiphy_freq_fixed = true,
.mac = bssid,
.ssid = ssid,
.ssid_len = sizeof(ssid)};
for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
mac_addr[5] = device_id;
int ret = hwsim80211_create_device(&nlmsg, sock, hwsim_family_id, mac_addr);
if (ret < 0)
exit(1);
char interface[6] = "wlan0";
interface[4] += device_id;
if (nl80211_setup_ibss_interface(&nlmsg, sock, nl80211_family_id, interface,
&ibss_props) < 0)
exit(1);
}
for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
char interface[6] = "wlan0";
interface[4] += device_id;
int ret = await_ifla_operstate(&nlmsg, interface, IF_OPER_UP);
if (ret < 0)
exit(1);
}
close(sock);
}
#define DEV_IPV4 "172.20.20.%d"
#define DEV_IPV6 "fe80::%02x"
#define DEV_MAC 0x00aaaaaaaaaa
static void netdevsim_add(unsigned int addr, unsigned int port_count)
{
char buf[16];
sprintf(buf, "%u %u", addr, port_count);
if (write_file("/sys/bus/netdevsim/new_device", buf)) {
snprintf(buf, sizeof(buf), "netdevsim%d", addr);
initialize_devlink_ports("netdevsim", buf, "netdevsim");
}
}
#define WG_GENL_NAME "wireguard"
enum wg_cmd {
WG_CMD_GET_DEVICE,
WG_CMD_SET_DEVICE,
};
enum wgdevice_attribute {
WGDEVICE_A_UNSPEC,
WGDEVICE_A_IFINDEX,
WGDEVICE_A_IFNAME,
WGDEVICE_A_PRIVATE_KEY,
WGDEVICE_A_PUBLIC_KEY,
WGDEVICE_A_FLAGS,
WGDEVICE_A_LISTEN_PORT,
WGDEVICE_A_FWMARK,
WGDEVICE_A_PEERS,
};
enum wgpeer_attribute {
WGPEER_A_UNSPEC,
WGPEER_A_PUBLIC_KEY,
WGPEER_A_PRESHARED_KEY,
WGPEER_A_FLAGS,
WGPEER_A_ENDPOINT,
WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
WGPEER_A_LAST_HANDSHAKE_TIME,
WGPEER_A_RX_BYTES,
WGPEER_A_TX_BYTES,
WGPEER_A_ALLOWEDIPS,
WGPEER_A_PROTOCOL_VERSION,
};
enum wgallowedip_attribute {
WGALLOWEDIP_A_UNSPEC,
WGALLOWEDIP_A_FAMILY,
WGALLOWEDIP_A_IPADDR,
WGALLOWEDIP_A_CIDR_MASK,
};
static void netlink_wireguard_setup(void)
{
const char ifname_a[] = "wg0";
const char ifname_b[] = "wg1";
const char ifname_c[] = "wg2";
const char private_a[] =
"\xa0\x5c\xa8\x4f\x6c\x9c\x8e\x38\x53\xe2\xfd\x7a\x70\xae\x0f\xb2\x0f\xa1"
"\x52\x60\x0c\xb0\x08\x45\x17\x4f\x08\x07\x6f\x8d\x78\x43";
const char private_b[] =
"\xb0\x80\x73\xe8\xd4\x4e\x91\xe3\xda\x92\x2c\x22\x43\x82\x44\xbb\x88\x5c"
"\x69\xe2\x69\xc8\xe9\xd8\x35\xb1\x14\x29\x3a\x4d\xdc\x6e";
const char private_c[] =
"\xa0\xcb\x87\x9a\x47\xf5\xbc\x64\x4c\x0e\x69\x3f\xa6\xd0\x31\xc7\x4a\x15"
"\x53\xb6\xe9\x01\xb9\xff\x2f\x51\x8c\x78\x04\x2f\xb5\x42";
const char public_a[] =
"\x97\x5c\x9d\x81\xc9\x83\xc8\x20\x9e\xe7\x81\x25\x4b\x89\x9f\x8e\xd9\x25"
"\xae\x9f\x09\x23\xc2\x3c\x62\xf5\x3c\x57\xcd\xbf\x69\x1c";
const char public_b[] =
"\xd1\x73\x28\x99\xf6\x11\xcd\x89\x94\x03\x4d\x7f\x41\x3d\xc9\x57\x63\x0e"
"\x54\x93\xc2\x85\xac\xa4\x00\x65\xcb\x63\x11\xbe\x69\x6b";
const char public_c[] =
"\xf4\x4d\xa3\x67\xa8\x8e\xe6\x56\x4f\x02\x02\x11\x45\x67\x27\x08\x2f\x5c"
"\xeb\xee\x8b\x1b\xf5\xeb\x73\x37\x34\x1b\x45\x9b\x39\x22";
const uint16_t listen_a = 20001;
const uint16_t listen_b = 20002;
const uint16_t listen_c = 20003;
const uint16_t af_inet = AF_INET;
const uint16_t af_inet6 = AF_INET6;
const struct sockaddr_in endpoint_b_v4 = {
.sin_family = AF_INET,
.sin_port = htons(listen_b),
.sin_addr = {htonl(INADDR_LOOPBACK)}};
const struct sockaddr_in endpoint_c_v4 = {
.sin_family = AF_INET,
.sin_port = htons(listen_c),
.sin_addr = {htonl(INADDR_LOOPBACK)}};
struct sockaddr_in6 endpoint_a_v6 = {.sin6_family = AF_INET6,
.sin6_port = htons(listen_a)};
endpoint_a_v6.sin6_addr = in6addr_loopback;
struct sockaddr_in6 endpoint_c_v6 = {.sin6_family = AF_INET6,
.sin6_port = htons(listen_c)};
endpoint_c_v6.sin6_addr = in6addr_loopback;
const struct in_addr first_half_v4 = {0};
const struct in_addr second_half_v4 = {(uint32_t)htonl(128 << 24)};
const struct in6_addr first_half_v6 = {{{0}}};
const struct in6_addr second_half_v6 = {{{0x80}}};
const uint8_t half_cidr = 1;
const uint16_t persistent_keepalives[] = {1, 3, 7, 9, 14, 19};
struct genlmsghdr genlhdr = {.cmd = WG_CMD_SET_DEVICE, .version = 1};
int sock;
int id, err;
sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
if (sock == -1) {
return;
}
id = netlink_query_family_id(&nlmsg, sock, WG_GENL_NAME, true);
if (id == -1)
goto error;
netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_a, strlen(ifname_a) + 1);
netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_a, 32);
netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_a, 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4,
sizeof(endpoint_b_v4));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[0], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
sizeof(first_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
sizeof(first_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v6,
sizeof(endpoint_c_v6));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[1], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
sizeof(second_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
sizeof(second_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
err = netlink_send(&nlmsg, sock);
if (err < 0) {
}
netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_b, strlen(ifname_b) + 1);
netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_b, 32);
netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_b, 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6,
sizeof(endpoint_a_v6));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[2], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
sizeof(first_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
sizeof(first_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v4,
sizeof(endpoint_c_v4));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[3], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
sizeof(second_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
sizeof(second_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
err = netlink_send(&nlmsg, sock);
if (err < 0) {
}
netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_c, strlen(ifname_c) + 1);
netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_c, 32);
netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_c, 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6,
sizeof(endpoint_a_v6));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[4], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
sizeof(first_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
sizeof(first_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4,
sizeof(endpoint_b_v4));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[5], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
sizeof(second_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
sizeof(second_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
err = netlink_send(&nlmsg, sock);
if (err < 0) {
}
error:
close(sock);
}
static void initialize_netdevices(void)
{
char netdevsim[16];
sprintf(netdevsim, "netdevsim%d", (int)procid);
struct {
const char* type;
const char* dev;
} devtypes[] = {
{"ip6gretap", "ip6gretap0"}, {"bridge", "bridge0"},
{"vcan", "vcan0"}, {"bond", "bond0"},
{"team", "team0"}, {"dummy", "dummy0"},
{"nlmon", "nlmon0"}, {"caif", "caif0"},
{"batadv", "batadv0"}, {"vxcan", "vxcan1"},
{"netdevsim", netdevsim}, {"veth", 0},
{"xfrm", "xfrm0"}, {"wireguard", "wg0"},
{"wireguard", "wg1"}, {"wireguard", "wg2"},
};
const char* devmasters[] = {"bridge", "bond", "team", "batadv"};
struct {
const char* name;
int macsize;
bool noipv6;
} devices[] = {
{"lo", ETH_ALEN},
{"sit0", 0},
{"bridge0", ETH_ALEN},
{"vcan0", 0, true},
{"tunl0", 0},
{"gre0", 0},
{"gretap0", ETH_ALEN},
{"ip_vti0", 0},
{"ip6_vti0", 0},
{"ip6tnl0", 0},
{"ip6gre0", 0},
{"ip6gretap0", ETH_ALEN},
{"erspan0", ETH_ALEN},
{"bond0", ETH_ALEN},
{"veth0", ETH_ALEN},
{"veth1", ETH_ALEN},
{"team0", ETH_ALEN},
{"veth0_to_bridge", ETH_ALEN},
{"veth1_to_bridge", ETH_ALEN},
{"veth0_to_bond", ETH_ALEN},
{"veth1_to_bond", ETH_ALEN},
{"veth0_to_team", ETH_ALEN},
{"veth1_to_team", ETH_ALEN},
{"veth0_to_hsr", ETH_ALEN},
{"veth1_to_hsr", ETH_ALEN},
{"hsr0", 0},
{"dummy0", ETH_ALEN},
{"nlmon0", 0},
{"vxcan0", 0, true},
{"vxcan1", 0, true},
{"caif0", ETH_ALEN},
{"batadv0", ETH_ALEN},
{netdevsim, ETH_ALEN},
{"xfrm0", ETH_ALEN},
{"veth0_virt_wifi", ETH_ALEN},
{"veth1_virt_wifi", ETH_ALEN},
{"virt_wifi0", ETH_ALEN},
{"veth0_vlan", ETH_ALEN},
{"veth1_vlan", ETH_ALEN},
{"vlan0", ETH_ALEN},
{"vlan1", ETH_ALEN},
{"macvlan0", ETH_ALEN},
{"macvlan1", ETH_ALEN},
{"ipvlan0", ETH_ALEN},
{"ipvlan1", ETH_ALEN},
{"veth0_macvtap", ETH_ALEN},
{"veth1_macvtap", ETH_ALEN},
{"macvtap0", ETH_ALEN},
{"macsec0", ETH_ALEN},
{"veth0_to_batadv", ETH_ALEN},
{"veth1_to_batadv", ETH_ALEN},
{"batadv_slave_0", ETH_ALEN},
{"batadv_slave_1", ETH_ALEN},
{"geneve0", ETH_ALEN},
{"geneve1", ETH_ALEN},
{"wg0", 0},
{"wg1", 0},
{"wg2", 0},
};
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sock == -1)
exit(1);
unsigned i;
for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++)
netlink_add_device(&nlmsg, sock, devtypes[i].type, devtypes[i].dev);
for (i = 0; i < sizeof(devmasters) / (sizeof(devmasters[0])); i++) {
char master[32], slave0[32], veth0[32], slave1[32], veth1[32];
sprintf(slave0, "%s_slave_0", devmasters[i]);
sprintf(veth0, "veth0_to_%s", devmasters[i]);
netlink_add_veth(&nlmsg, sock, slave0, veth0);
sprintf(slave1, "%s_slave_1", devmasters[i]);
sprintf(veth1, "veth1_to_%s", devmasters[i]);
netlink_add_veth(&nlmsg, sock, slave1, veth1);
sprintf(master, "%s0", devmasters[i]);
netlink_device_change(&nlmsg, sock, slave0, false, master, 0, 0, NULL);
netlink_device_change(&nlmsg, sock, slave1, false, master, 0, 0, NULL);
}
netlink_device_change(&nlmsg, sock, "bridge_slave_0", true, 0, 0, 0, NULL);
netlink_device_change(&nlmsg, sock, "bridge_slave_1", true, 0, 0, 0, NULL);
netlink_add_veth(&nlmsg, sock, "hsr_slave_0", "veth0_to_hsr");
netlink_add_veth(&nlmsg, sock, "hsr_slave_1", "veth1_to_hsr");
netlink_add_hsr(&nlmsg, sock, "hsr0", "hsr_slave_0", "hsr_slave_1");
netlink_device_change(&nlmsg, sock, "hsr_slave_0", true, 0, 0, 0, NULL);
netlink_device_change(&nlmsg, sock, "hsr_slave_1", true, 0, 0, 0, NULL);
netlink_add_veth(&nlmsg, sock, "veth0_virt_wifi", "veth1_virt_wifi");
netlink_add_linked(&nlmsg, sock, "virt_wifi", "virt_wifi0",
"veth1_virt_wifi");
netlink_add_veth(&nlmsg, sock, "veth0_vlan", "veth1_vlan");
netlink_add_vlan(&nlmsg, sock, "vlan0", "veth0_vlan", 0, htons(ETH_P_8021Q));
netlink_add_vlan(&nlmsg, sock, "vlan1", "veth0_vlan", 1, htons(ETH_P_8021AD));
netlink_add_macvlan(&nlmsg, sock, "macvlan0", "veth1_vlan");
netlink_add_macvlan(&nlmsg, sock, "macvlan1", "veth1_vlan");
netlink_add_ipvlan(&nlmsg, sock, "ipvlan0", "veth0_vlan", IPVLAN_MODE_L2, 0);
netlink_add_ipvlan(&nlmsg, sock, "ipvlan1", "veth0_vlan", IPVLAN_MODE_L3S,
IPVLAN_F_VEPA);
netlink_add_veth(&nlmsg, sock, "veth0_macvtap", "veth1_macvtap");
netlink_add_linked(&nlmsg, sock, "macvtap", "macvtap0", "veth0_macvtap");
netlink_add_linked(&nlmsg, sock, "macsec", "macsec0", "veth1_macvtap");
char addr[32];
sprintf(addr, DEV_IPV4, 14 + 10);
struct in_addr geneve_addr4;
if (inet_pton(AF_INET, addr, &geneve_addr4) <= 0)
exit(1);
struct in6_addr geneve_addr6;
if (inet_pton(AF_INET6, "fc00::01", &geneve_addr6) <= 0)
exit(1);
netlink_add_geneve(&nlmsg, sock, "geneve0", 0, &geneve_addr4, 0);
netlink_add_geneve(&nlmsg, sock, "geneve1", 1, 0, &geneve_addr6);
netdevsim_add((int)procid, 4);
netlink_wireguard_setup();
for (i = 0; i < sizeof(devices) / (sizeof(devices[0])); i++) {
char addr[32];
sprintf(addr, DEV_IPV4, i + 10);
netlink_add_addr4(&nlmsg, sock, devices[i].name, addr);
if (!devices[i].noipv6) {
sprintf(addr, DEV_IPV6, i + 10);
netlink_add_addr6(&nlmsg, sock, devices[i].name, addr);
}
uint64_t macaddr = DEV_MAC + ((i + 10ull) << 40);
netlink_device_change(&nlmsg, sock, devices[i].name, true, 0, &macaddr,
devices[i].macsize, NULL);
}
close(sock);
}
static void initialize_netdevices_init(void)
{
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sock == -1)
exit(1);
struct {
const char* type;
int macsize;
bool noipv6;
bool noup;
} devtypes[] = {
{"nr", 7, true},
{"rose", 5, true, true},
};
unsigned i;
for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++) {
char dev[32], addr[32];
sprintf(dev, "%s%d", devtypes[i].type, (int)procid);
sprintf(addr, "172.30.%d.%d", i, (int)procid + 1);
netlink_add_addr4(&nlmsg, sock, dev, addr);
if (!devtypes[i].noipv6) {
sprintf(addr, "fe88::%02x:%02x", i, (int)procid + 1);
netlink_add_addr6(&nlmsg, sock, dev, addr);
}
int macsize = devtypes[i].macsize;
uint64_t macaddr = 0xbbbbbb +
((unsigned long long)i << (8 * (macsize - 2))) +
(procid << (8 * (macsize - 1)));
netlink_device_change(&nlmsg, sock, dev, !devtypes[i].noup, 0, &macaddr,
macsize, NULL);
}
close(sock);
}
static int read_tun(char* data, int size)
{
if (tunfd < 0)
return -1;
int rv = read(tunfd, data, size);
if (rv < 0) {
if (errno == EAGAIN || errno == EBADFD)
return -1;
exit(1);
}
return rv;
}
static void flush_tun()
{
char data[1000];
while (read_tun(&data[0], sizeof(data)) != -1) {
}
}
#define MAX_FDS 30
#define USB_MAX_IFACE_NUM 4
#define USB_MAX_EP_NUM 32
#define USB_MAX_FDS 6
struct usb_endpoint_index {
struct usb_endpoint_descriptor desc;
int handle;
};
struct usb_iface_index {
struct usb_interface_descriptor* iface;
uint8_t bInterfaceNumber;
uint8_t bAlternateSetting;
uint8_t bInterfaceClass;
struct usb_endpoint_index eps[USB_MAX_EP_NUM];
int eps_num;
};
struct usb_device_index {
struct usb_device_descriptor* dev;
struct usb_config_descriptor* config;
uint8_t bDeviceClass;
uint8_t bMaxPower;
int config_length;
struct usb_iface_index ifaces[USB_MAX_IFACE_NUM];
int ifaces_num;
int iface_cur;
};
struct usb_info {
int fd;
struct usb_device_index index;
};
static struct usb_info usb_devices[USB_MAX_FDS];
static int usb_devices_num;
static bool parse_usb_descriptor(const char* buffer, size_t length,
struct usb_device_index* index)
{
if (length < sizeof(*index->dev) + sizeof(*index->config))
return false;
memset(index, 0, sizeof(*index));
index->dev = (struct usb_device_descriptor*)buffer;
index->config = (struct usb_config_descriptor*)(buffer + sizeof(*index->dev));
index->bDeviceClass = index->dev->bDeviceClass;
index->bMaxPower = index->config->bMaxPower;
index->config_length = length - sizeof(*index->dev);
index->iface_cur = -1;
size_t offset = 0;
while (true) {
if (offset + 1 >= length)
break;
uint8_t desc_length = buffer[offset];
uint8_t desc_type = buffer[offset + 1];
if (desc_length <= 2)
break;
if (offset + desc_length > length)
break;
if (desc_type == USB_DT_INTERFACE &&
index->ifaces_num < USB_MAX_IFACE_NUM) {
struct usb_interface_descriptor* iface =
(struct usb_interface_descriptor*)(buffer + offset);
index->ifaces[index->ifaces_num].iface = iface;
index->ifaces[index->ifaces_num].bInterfaceNumber =
iface->bInterfaceNumber;
index->ifaces[index->ifaces_num].bAlternateSetting =
iface->bAlternateSetting;
index->ifaces[index->ifaces_num].bInterfaceClass = iface->bInterfaceClass;
index->ifaces_num++;
}
if (desc_type == USB_DT_ENDPOINT && index->ifaces_num > 0) {
struct usb_iface_index* iface = &index->ifaces[index->ifaces_num - 1];
if (iface->eps_num < USB_MAX_EP_NUM) {
memcpy(&iface->eps[iface->eps_num].desc, buffer + offset,
sizeof(iface->eps[iface->eps_num].desc));
iface->eps_num++;
}
}
offset += desc_length;
}
return true;
}
static struct usb_device_index* add_usb_index(int fd, const char* dev,
size_t dev_len)
{
int i = __atomic_fetch_add(&usb_devices_num, 1, __ATOMIC_RELAXED);
if (i >= USB_MAX_FDS)
return NULL;
if (!parse_usb_descriptor(dev, dev_len, &usb_devices[i].index))
return NULL;
__atomic_store_n(&usb_devices[i].fd, fd, __ATOMIC_RELEASE);
return &usb_devices[i].index;
}
static struct usb_device_index* lookup_usb_index(int fd)
{
for (int i = 0; i < USB_MAX_FDS; i++) {
if (__atomic_load_n(&usb_devices[i].fd, __ATOMIC_ACQUIRE) == fd) {
return &usb_devices[i].index;
}
}
return NULL;
}
struct vusb_connect_string_descriptor {
uint32_t len;
char* str;
} __attribute__((packed));
struct vusb_connect_descriptors {
uint32_t qual_len;
char* qual;
uint32_t bos_len;
char* bos;
uint32_t strs_len;
struct vusb_connect_string_descriptor strs[0];
} __attribute__((packed));
static const char default_string[] = {8, USB_DT_STRING, 's', 0, 'y', 0, 'z', 0};
static const char default_lang_id[] = {4, USB_DT_STRING, 0x09, 0x04};
static bool
lookup_connect_response_in(int fd, const struct vusb_connect_descriptors* descs,
const struct usb_ctrlrequest* ctrl,
char** response_data, uint32_t* response_length)
{
struct usb_device_index* index = lookup_usb_index(fd);
uint8_t str_idx;
if (!index)
return false;
switch (ctrl->bRequestType & USB_TYPE_MASK) {
case USB_TYPE_STANDARD:
switch (ctrl->bRequest) {
case USB_REQ_GET_DESCRIPTOR:
switch (ctrl->wValue >> 8) {
case USB_DT_DEVICE:
*response_data = (char*)index->dev;
*response_length = sizeof(*index->dev);
return true;
case USB_DT_CONFIG:
*response_data = (char*)index->config;
*response_length = index->config_length;
return true;
case USB_DT_STRING:
str_idx = (uint8_t)ctrl->wValue;
if (descs && str_idx < descs->strs_len) {
*response_data = descs->strs[str_idx].str;
*response_length = descs->strs[str_idx].len;
return true;
}
if (str_idx == 0) {
*response_data = (char*)&default_lang_id[0];
*response_length = default_lang_id[0];
return true;
}
*response_data = (char*)&default_string[0];
*response_length = default_string[0];
return true;
case USB_DT_BOS:
*response_data = descs->bos;
*response_length = descs->bos_len;
return true;
case USB_DT_DEVICE_QUALIFIER:
if (!descs->qual) {
struct usb_qualifier_descriptor* qual =
(struct usb_qualifier_descriptor*)response_data;
qual->bLength = sizeof(*qual);
qual->bDescriptorType = USB_DT_DEVICE_QUALIFIER;
qual->bcdUSB = index->dev->bcdUSB;
qual->bDeviceClass = index->dev->bDeviceClass;
qual->bDeviceSubClass = index->dev->bDeviceSubClass;
qual->bDeviceProtocol = index->dev->bDeviceProtocol;
qual->bMaxPacketSize0 = index->dev->bMaxPacketSize0;
qual->bNumConfigurations = index->dev->bNumConfigurations;
qual->bRESERVED = 0;
*response_length = sizeof(*qual);
return true;
}
*response_data = descs->qual;
*response_length = descs->qual_len;
return true;
default:
break;
}
break;
default:
break;
}
break;
default:
break;
}
return false;
}
typedef bool (*lookup_connect_out_response_t)(
int fd, const struct vusb_connect_descriptors* descs,
const struct usb_ctrlrequest* ctrl, bool* done);
static bool lookup_connect_response_out_generic(
int fd, const struct vusb_connect_descriptors* descs,
const struct usb_ctrlrequest* ctrl, bool* done)
{
switch (ctrl->bRequestType & USB_TYPE_MASK) {
case USB_TYPE_STANDARD:
switch (ctrl->bRequest) {
case USB_REQ_SET_CONFIGURATION:
*done = true;
return true;
default:
break;
}
break;
}
return false;
}
struct vusb_descriptor {
uint8_t req_type;
uint8_t desc_type;
uint32_t len;
char data[0];
} __attribute__((packed));
struct vusb_descriptors {
uint32_t len;
struct vusb_descriptor* generic;
struct vusb_descriptor* descs[0];
} __attribute__((packed));
struct vusb_response {
uint8_t type;
uint8_t req;
uint32_t len;
char data[0];
} __attribute__((packed));
struct vusb_responses {
uint32_t len;
struct vusb_response* generic;
struct vusb_response* resps[0];
} __attribute__((packed));
static bool lookup_control_response(const struct vusb_descriptors* descs,
const struct vusb_responses* resps,
struct usb_ctrlrequest* ctrl,
char** response_data,
uint32_t* response_length)
{
int descs_num = 0;
int resps_num = 0;
if (descs)
descs_num = (descs->len - offsetof(struct vusb_descriptors, descs)) /
sizeof(descs->descs[0]);
if (resps)
resps_num = (resps->len - offsetof(struct vusb_responses, resps)) /
sizeof(resps->resps[0]);
uint8_t req = ctrl->bRequest;
uint8_t req_type = ctrl->bRequestType & USB_TYPE_MASK;
uint8_t desc_type = ctrl->wValue >> 8;
if (req == USB_REQ_GET_DESCRIPTOR) {
int i;
for (i = 0; i < descs_num; i++) {
struct vusb_descriptor* desc = descs->descs[i];
if (!desc)
continue;
if (desc->req_type == req_type && desc->desc_type == desc_type) {
*response_length = desc->len;
if (*response_length != 0)
*response_data = &desc->data[0];
else
*response_data = NULL;
return true;
}
}
if (descs && descs->generic) {
*response_data = &descs->generic->data[0];
*response_length = descs->generic->len;
return true;
}
} else {
int i;
for (i = 0; i < resps_num; i++) {
struct vusb_response* resp = resps->resps[i];
if (!resp)
continue;
if (resp->type == req_type && resp->req == req) {
*response_length = resp->len;
if (*response_length != 0)
*response_data = &resp->data[0];
else
*response_data = NULL;
return true;
}
}
if (resps && resps->generic) {
*response_data = &resps->generic->data[0];
*response_length = resps->generic->len;
return true;
}
}
return false;
}
#define UDC_NAME_LENGTH_MAX 128
struct usb_raw_init {
__u8 driver_name[UDC_NAME_LENGTH_MAX];
__u8 device_name[UDC_NAME_LENGTH_MAX];
__u8 speed;
};
enum usb_raw_event_type {
USB_RAW_EVENT_INVALID = 0,
USB_RAW_EVENT_CONNECT = 1,
USB_RAW_EVENT_CONTROL = 2,
};
struct usb_raw_event {
__u32 type;
__u32 length;
__u8 data[0];
};
struct usb_raw_ep_io {
__u16 ep;
__u16 flags;
__u32 length;
__u8 data[0];
};
#define USB_RAW_EPS_NUM_MAX 30
#define USB_RAW_EP_NAME_MAX 16
#define USB_RAW_EP_ADDR_ANY 0xff
struct usb_raw_ep_caps {
__u32 type_control : 1;
__u32 type_iso : 1;
__u32 type_bulk : 1;
__u32 type_int : 1;
__u32 dir_in : 1;
__u32 dir_out : 1;
};
struct usb_raw_ep_limits {
__u16 maxpacket_limit;
__u16 max_streams;
__u32 reserved;
};
struct usb_raw_ep_info {
__u8 name[USB_RAW_EP_NAME_MAX];
__u32 addr;
struct usb_raw_ep_caps caps;
struct usb_raw_ep_limits limits;
};
struct usb_raw_eps_info {
struct usb_raw_ep_info eps[USB_RAW_EPS_NUM_MAX];
};
#define USB_RAW_IOCTL_INIT _IOW('U', 0, struct usb_raw_init)
#define USB_RAW_IOCTL_RUN _IO('U', 1)
#define USB_RAW_IOCTL_EVENT_FETCH _IOR('U', 2, struct usb_raw_event)
#define USB_RAW_IOCTL_EP0_WRITE _IOW('U', 3, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP0_READ _IOWR('U', 4, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP_ENABLE _IOW('U', 5, struct usb_endpoint_descriptor)
#define USB_RAW_IOCTL_EP_DISABLE _IOW('U', 6, __u32)
#define USB_RAW_IOCTL_EP_WRITE _IOW('U', 7, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP_READ _IOWR('U', 8, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_CONFIGURE _IO('U', 9)
#define USB_RAW_IOCTL_VBUS_DRAW _IOW('U', 10, __u32)
#define USB_RAW_IOCTL_EPS_INFO _IOR('U', 11, struct usb_raw_eps_info)
#define USB_RAW_IOCTL_EP0_STALL _IO('U', 12)
#define USB_RAW_IOCTL_EP_SET_HALT _IOW('U', 13, __u32)
#define USB_RAW_IOCTL_EP_CLEAR_HALT _IOW('U', 14, __u32)
#define USB_RAW_IOCTL_EP_SET_WEDGE _IOW('U', 15, __u32)
static int usb_raw_open()
{
return open("/dev/raw-gadget", O_RDWR);
}
static int usb_raw_init(int fd, uint32_t speed, const char* driver,
const char* device)
{
struct usb_raw_init arg;
strncpy((char*)&arg.driver_name[0], driver, sizeof(arg.driver_name));
strncpy((char*)&arg.device_name[0], device, sizeof(arg.device_name));
arg.speed = speed;
return ioctl(fd, USB_RAW_IOCTL_INIT, &arg);
}
static int usb_raw_run(int fd)
{
return ioctl(fd, USB_RAW_IOCTL_RUN, 0);
}
static int usb_raw_event_fetch(int fd, struct usb_raw_event* event)
{
return ioctl(fd, USB_RAW_IOCTL_EVENT_FETCH, event);
}
static int usb_raw_ep0_write(int fd, struct usb_raw_ep_io* io)
{
return ioctl(fd, USB_RAW_IOCTL_EP0_WRITE, io);
}
static int usb_raw_ep0_read(int fd, struct usb_raw_ep_io* io)
{
return ioctl(fd, USB_RAW_IOCTL_EP0_READ, io);
}
static int usb_raw_ep_write(int fd, struct usb_raw_ep_io* io)
{
return ioctl(fd, USB_RAW_IOCTL_EP_WRITE, io);
}
static int usb_raw_ep_enable(int fd, struct usb_endpoint_descriptor* desc)
{
return ioctl(fd, USB_RAW_IOCTL_EP_ENABLE, desc);
}
static int usb_raw_ep_disable(int fd, int ep)
{
return ioctl(fd, USB_RAW_IOCTL_EP_DISABLE, ep);
}
static int usb_raw_configure(int fd)
{
return ioctl(fd, USB_RAW_IOCTL_CONFIGURE, 0);
}
static int usb_raw_vbus_draw(int fd, uint32_t power)
{
return ioctl(fd, USB_RAW_IOCTL_VBUS_DRAW, power);
}
static int usb_raw_ep0_stall(int fd)
{
return ioctl(fd, USB_RAW_IOCTL_EP0_STALL, 0);
}
static int lookup_interface(int fd, uint8_t bInterfaceNumber,
uint8_t bAlternateSetting)
{
struct usb_device_index* index = lookup_usb_index(fd);
if (!index)
return -1;
for (int i = 0; i < index->ifaces_num; i++) {
if (index->ifaces[i].bInterfaceNumber == bInterfaceNumber &&
index->ifaces[i].bAlternateSetting == bAlternateSetting)
return i;
}
return -1;
}
static int lookup_endpoint(int fd, uint8_t bEndpointAddress)
{
struct usb_device_index* index = lookup_usb_index(fd);
if (!index)
return -1;
if (index->iface_cur < 0)
return -1;
for (int ep = 0; index->ifaces[index->iface_cur].eps_num; ep++)
if (index->ifaces[index->iface_cur].eps[ep].desc.bEndpointAddress ==
bEndpointAddress)
return index->ifaces[index->iface_cur].eps[ep].handle;
return -1;
}
static void set_interface(int fd, int n)
{
struct usb_device_index* index = lookup_usb_index(fd);
if (!index)
return;
if (index->iface_cur >= 0 && index->iface_cur < index->ifaces_num) {
for (int ep = 0; ep < index->ifaces[index->iface_cur].eps_num; ep++) {
int rv = usb_raw_ep_disable(
fd, index->ifaces[index->iface_cur].eps[ep].handle);
if (rv < 0) {
} else {
}
}
}
if (n >= 0 && n < index->ifaces_num) {
for (int ep = 0; ep < index->ifaces[n].eps_num; ep++) {
int rv = usb_raw_ep_enable(fd, &index->ifaces[n].eps[ep].desc);
if (rv < 0) {
} else {
index->ifaces[n].eps[ep].handle = rv;
}
}
index->iface_cur = n;
}
}
static int configure_device(int fd)
{
struct usb_device_index* index = lookup_usb_index(fd);
if (!index)
return -1;
int rv = usb_raw_vbus_draw(fd, index->bMaxPower);
if (rv < 0) {
return rv;
}
rv = usb_raw_configure(fd);
if (rv < 0) {
return rv;
}
set_interface(fd, 0);
return 0;
}
#define USB_MAX_PACKET_SIZE 4096
struct usb_raw_control_event {
struct usb_raw_event inner;
struct usb_ctrlrequest ctrl;
char data[USB_MAX_PACKET_SIZE];
};
struct usb_raw_ep_io_data {
struct usb_raw_ep_io inner;
char data[USB_MAX_PACKET_SIZE];
};
static volatile long
syz_usb_connect_impl(uint64_t speed, uint64_t dev_len, const char* dev,
const struct vusb_connect_descriptors* descs,
lookup_connect_out_response_t lookup_connect_response_out)
{
if (!dev) {
return -1;
}
int fd = usb_raw_open();
if (fd < 0) {
return fd;
}
if (fd >= MAX_FDS) {
close(fd);
return -1;
}
struct usb_device_index* index = add_usb_index(fd, dev, dev_len);
if (!index) {
return -1;
}
char device[32];
sprintf(&device[0], "dummy_udc.%llu", procid);
int rv = usb_raw_init(fd, speed, "dummy_udc", &device[0]);
if (rv < 0) {
return rv;
}
rv = usb_raw_run(fd);
if (rv < 0) {
return rv;
}
bool done = false;
while (!done) {
struct usb_raw_control_event event;
event.inner.type = 0;
event.inner.length = sizeof(event.ctrl);
rv = usb_raw_event_fetch(fd, (struct usb_raw_event*)&event);
if (rv < 0) {
return rv;
}
if (event.inner.type != USB_RAW_EVENT_CONTROL)
continue;
char* response_data = NULL;
uint32_t response_length = 0;
if (event.ctrl.bRequestType & USB_DIR_IN) {
if (!lookup_connect_response_in(fd, descs, &event.ctrl, &response_data,
&response_length)) {
usb_raw_ep0_stall(fd);
continue;
}
} else {
if (!lookup_connect_response_out(fd, descs, &event.ctrl, &done)) {
usb_raw_ep0_stall(fd);
continue;
}
response_data = NULL;
response_length = event.ctrl.wLength;
}
if ((event.ctrl.bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD &&
event.ctrl.bRequest == USB_REQ_SET_CONFIGURATION) {
rv = configure_device(fd);
if (rv < 0) {
return rv;
}
}
struct usb_raw_ep_io_data response;
response.inner.ep = 0;
response.inner.flags = 0;
if (response_length > sizeof(response.data))
response_length = 0;
if (event.ctrl.wLength < response_length)
response_length = event.ctrl.wLength;
response.inner.length = response_length;
if (response_data)
memcpy(&response.data[0], response_data, response_length);
else
memset(&response.data[0], 0, response_length);
if (event.ctrl.bRequestType & USB_DIR_IN) {
rv = usb_raw_ep0_write(fd, (struct usb_raw_ep_io*)&response);
} else {
rv = usb_raw_ep0_read(fd, (struct usb_raw_ep_io*)&response);
}
if (rv < 0) {
return rv;
}
}
sleep_ms(200);
return fd;
}
static volatile long syz_usb_connect(volatile long a0, volatile long a1,
volatile long a2, volatile long a3)
{
uint64_t speed = a0;
uint64_t dev_len = a1;
const char* dev = (const char*)a2;
const struct vusb_connect_descriptors* descs =
(const struct vusb_connect_descriptors*)a3;
return syz_usb_connect_impl(speed, dev_len, dev, descs,
&lookup_connect_response_out_generic);
}
static volatile long syz_usb_control_io(volatile long a0, volatile long a1,
volatile long a2)
{
int fd = a0;
const struct vusb_descriptors* descs = (const struct vusb_descriptors*)a1;
const struct vusb_responses* resps = (const struct vusb_responses*)a2;
struct usb_raw_control_event event;
event.inner.type = 0;
event.inner.length = USB_MAX_PACKET_SIZE;
int rv = usb_raw_event_fetch(fd, (struct usb_raw_event*)&event);
if (rv < 0) {
return rv;
}
if (event.inner.type != USB_RAW_EVENT_CONTROL) {
return -1;
}
char* response_data = NULL;
uint32_t response_length = 0;
if ((event.ctrl.bRequestType & USB_DIR_IN) && event.ctrl.wLength) {
if (!lookup_control_response(descs, resps, &event.ctrl, &response_data,
&response_length)) {
usb_raw_ep0_stall(fd);
return -1;
}
} else {
if ((event.ctrl.bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD ||
event.ctrl.bRequest == USB_REQ_SET_INTERFACE) {
int iface_num = event.ctrl.wIndex;
int alt_set = event.ctrl.wValue;
int iface_index = lookup_interface(fd, iface_num, alt_set);
if (iface_index < 0) {
} else {
set_interface(fd, iface_index);
}
}
response_length = event.ctrl.wLength;
}
struct usb_raw_ep_io_data response;
response.inner.ep = 0;
response.inner.flags = 0;
if (response_length > sizeof(response.data))
response_length = 0;
if (event.ctrl.wLength < response_length)
response_length = event.ctrl.wLength;
if ((event.ctrl.bRequestType & USB_DIR_IN) && !event.ctrl.wLength) {
response_length = USB_MAX_PACKET_SIZE;
}
response.inner.length = response_length;
if (response_data)
memcpy(&response.data[0], response_data, response_length);
else
memset(&response.data[0], 0, response_length);
if ((event.ctrl.bRequestType & USB_DIR_IN) && event.ctrl.wLength) {
rv = usb_raw_ep0_write(fd, (struct usb_raw_ep_io*)&response);
} else {
rv = usb_raw_ep0_read(fd, (struct usb_raw_ep_io*)&response);
}
if (rv < 0) {
return rv;
}
sleep_ms(200);
return 0;
}
static volatile long syz_usb_ep_write(volatile long a0, volatile long a1,
volatile long a2, volatile long a3)
{
int fd = a0;
uint8_t ep = a1;
uint32_t len = a2;
char* data = (char*)a3;
int ep_handle = lookup_endpoint(fd, ep);
if (ep_handle < 0) {
return -1;
}
struct usb_raw_ep_io_data io_data;
io_data.inner.ep = ep_handle;
io_data.inner.flags = 0;
if (len > sizeof(io_data.data))
len = sizeof(io_data.data);
io_data.inner.length = len;
memcpy(&io_data.data[0], data, len);
int rv = usb_raw_ep_write(fd, (struct usb_raw_ep_io*)&io_data);
if (rv < 0) {
return rv;
}
sleep_ms(200);
return 0;
}
#define BTPROTO_HCI 1
#define ACL_LINK 1
#define SCAN_PAGE 2
typedef struct {
uint8_t b[6];
} __attribute__((packed)) bdaddr_t;
#define HCI_COMMAND_PKT 1
#define HCI_EVENT_PKT 4
#define HCI_VENDOR_PKT 0xff
struct hci_command_hdr {
uint16_t opcode;
uint8_t plen;
} __attribute__((packed));
struct hci_event_hdr {
uint8_t evt;
uint8_t plen;
} __attribute__((packed));
#define HCI_EV_CONN_COMPLETE 0x03
struct hci_ev_conn_complete {
uint8_t status;
uint16_t handle;
bdaddr_t bdaddr;
uint8_t link_type;
uint8_t encr_mode;
} __attribute__((packed));
#define HCI_EV_CONN_REQUEST 0x04
struct hci_ev_conn_request {
bdaddr_t bdaddr;
uint8_t dev_class[3];
uint8_t link_type;
} __attribute__((packed));
#define HCI_EV_REMOTE_FEATURES 0x0b
struct hci_ev_remote_features {
uint8_t status;
uint16_t handle;
uint8_t features[8];
} __attribute__((packed));
#define HCI_EV_CMD_COMPLETE 0x0e
struct hci_ev_cmd_complete {
uint8_t ncmd;
uint16_t opcode;
} __attribute__((packed));
#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a
#define HCI_OP_READ_BUFFER_SIZE 0x1005
struct hci_rp_read_buffer_size {
uint8_t status;
uint16_t acl_mtu;
uint8_t sco_mtu;
uint16_t acl_max_pkt;
uint16_t sco_max_pkt;
} __attribute__((packed));
#define HCI_OP_READ_BD_ADDR 0x1009
struct hci_rp_read_bd_addr {
uint8_t status;
bdaddr_t bdaddr;
} __attribute__((packed));
#define HCI_EV_LE_META 0x3e
struct hci_ev_le_meta {
uint8_t subevent;
} __attribute__((packed));
#define HCI_EV_LE_CONN_COMPLETE 0x01
struct hci_ev_le_conn_complete {
uint8_t status;
uint16_t handle;
uint8_t role;
uint8_t bdaddr_type;
bdaddr_t bdaddr;
uint16_t interval;
uint16_t latency;
uint16_t supervision_timeout;
uint8_t clk_accurancy;
} __attribute__((packed));
struct hci_dev_req {
uint16_t dev_id;
uint32_t dev_opt;
};
struct vhci_vendor_pkt {
uint8_t type;
uint8_t opcode;
uint16_t id;
};
#define HCIDEVUP _IOW('H', 201, int)
#define HCISETSCAN _IOW('H', 221, int)
static int vhci_fd = -1;
static void rfkill_unblock_all()
{
int fd = open("/dev/rfkill", O_WRONLY);
if (fd < 0)
exit(1);
struct rfkill_event event = {0};
event.idx = 0;
event.type = RFKILL_TYPE_ALL;
event.op = RFKILL_OP_CHANGE_ALL;
event.soft = 0;
event.hard = 0;
if (write(fd, &event, sizeof(event)) < 0)
exit(1);
close(fd);
}
static void hci_send_event_packet(int fd, uint8_t evt, void* data,
size_t data_len)
{
struct iovec iv[3];
struct hci_event_hdr hdr;
hdr.evt = evt;
hdr.plen = data_len;
uint8_t type = HCI_EVENT_PKT;
iv[0].iov_base = &type;
iv[0].iov_len = sizeof(type);
iv[1].iov_base = &hdr;
iv[1].iov_len = sizeof(hdr);
iv[2].iov_base = data;
iv[2].iov_len = data_len;
if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
exit(1);
}
static void hci_send_event_cmd_complete(int fd, uint16_t opcode, void* data,
size_t data_len)
{
struct iovec iv[4];
struct hci_event_hdr hdr;
hdr.evt = HCI_EV_CMD_COMPLETE;
hdr.plen = sizeof(struct hci_ev_cmd_complete) + data_len;
struct hci_ev_cmd_complete evt_hdr;
evt_hdr.ncmd = 1;
evt_hdr.opcode = opcode;
uint8_t type = HCI_EVENT_PKT;
iv[0].iov_base = &type;
iv[0].iov_len = sizeof(type);
iv[1].iov_base = &hdr;
iv[1].iov_len = sizeof(hdr);
iv[2].iov_base = &evt_hdr;
iv[2].iov_len = sizeof(evt_hdr);
iv[3].iov_base = data;
iv[3].iov_len = data_len;
if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
exit(1);
}
static bool process_command_pkt(int fd, char* buf, ssize_t buf_size)
{
struct hci_command_hdr* hdr = (struct hci_command_hdr*)buf;
if (buf_size < (ssize_t)sizeof(struct hci_command_hdr) ||
hdr->plen != buf_size - sizeof(struct hci_command_hdr)) {
exit(1);
}
switch (hdr->opcode) {
case HCI_OP_WRITE_SCAN_ENABLE: {
uint8_t status = 0;
hci_send_event_cmd_complete(fd, hdr->opcode, &status, sizeof(status));
return true;
}
case HCI_OP_READ_BD_ADDR: {
struct hci_rp_read_bd_addr rp = {0};
rp.status = 0;
memset(&rp.bdaddr, 0xaa, 6);
hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
return false;
}
case HCI_OP_READ_BUFFER_SIZE: {
struct hci_rp_read_buffer_size rp = {0};
rp.status = 0;
rp.acl_mtu = 1021;
rp.sco_mtu = 96;
rp.acl_max_pkt = 4;
rp.sco_max_pkt = 6;
hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
return false;
}
}
char dummy[0xf9] = {0};
hci_send_event_cmd_complete(fd, hdr->opcode, dummy, sizeof(dummy));
return false;
}
static void* event_thread(void* arg)
{
while (1) {
char buf[1024] = {0};
ssize_t buf_size = read(vhci_fd, buf, sizeof(buf));
if (buf_size < 0)
exit(1);
if (buf_size > 0 && buf[0] == HCI_COMMAND_PKT) {
if (process_command_pkt(vhci_fd, buf + 1, buf_size - 1))
break;
}
}
return NULL;
}
#define HCI_HANDLE_1 200
#define HCI_HANDLE_2 201
static void initialize_vhci()
{
int hci_sock = socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
if (hci_sock < 0)
exit(1);
vhci_fd = open("/dev/vhci", O_RDWR);
if (vhci_fd == -1)
exit(1);
const int kVhciFd = 241;
if (dup2(vhci_fd, kVhciFd) < 0)
exit(1);
close(vhci_fd);
vhci_fd = kVhciFd;
struct vhci_vendor_pkt vendor_pkt;
if (read(vhci_fd, &vendor_pkt, sizeof(vendor_pkt)) != sizeof(vendor_pkt))
exit(1);
if (vendor_pkt.type != HCI_VENDOR_PKT)
exit(1);
pthread_t th;
if (pthread_create(&th, NULL, event_thread, NULL))
exit(1);
int ret = ioctl(hci_sock, HCIDEVUP, vendor_pkt.id);
if (ret) {
if (errno == ERFKILL) {
rfkill_unblock_all();
ret = ioctl(hci_sock, HCIDEVUP, vendor_pkt.id);
}
if (ret && errno != EALREADY)
exit(1);
}
struct hci_dev_req dr = {0};
dr.dev_id = vendor_pkt.id;
dr.dev_opt = SCAN_PAGE;
if (ioctl(hci_sock, HCISETSCAN, &dr))
exit(1);
struct hci_ev_conn_request request;
memset(&request, 0, sizeof(request));
memset(&request.bdaddr, 0xaa, 6);
*(uint8_t*)&request.bdaddr.b[5] = 0x10;
request.link_type = ACL_LINK;
hci_send_event_packet(vhci_fd, HCI_EV_CONN_REQUEST, &request,
sizeof(request));
struct hci_ev_conn_complete complete;
memset(&complete, 0, sizeof(complete));
complete.status = 0;
complete.handle = HCI_HANDLE_1;
memset(&complete.bdaddr, 0xaa, 6);
*(uint8_t*)&complete.bdaddr.b[5] = 0x10;
complete.link_type = ACL_LINK;
complete.encr_mode = 0;
hci_send_event_packet(vhci_fd, HCI_EV_CONN_COMPLETE, &complete,
sizeof(complete));
struct hci_ev_remote_features features;
memset(&features, 0, sizeof(features));
features.status = 0;
features.handle = HCI_HANDLE_1;
hci_send_event_packet(vhci_fd, HCI_EV_REMOTE_FEATURES, &features,
sizeof(features));
struct {
struct hci_ev_le_meta le_meta;
struct hci_ev_le_conn_complete le_conn;
} le_conn;
memset(&le_conn, 0, sizeof(le_conn));
le_conn.le_meta.subevent = HCI_EV_LE_CONN_COMPLETE;
memset(&le_conn.le_conn.bdaddr, 0xaa, 6);
*(uint8_t*)&le_conn.le_conn.bdaddr.b[5] = 0x11;
le_conn.le_conn.role = 1;
le_conn.le_conn.handle = HCI_HANDLE_2;
hci_send_event_packet(vhci_fd, HCI_EV_LE_META, &le_conn, sizeof(le_conn));
pthread_join(th, NULL);
close(hci_sock);
}
#define XT_TABLE_SIZE 1536
#define XT_MAX_ENTRIES 10
struct xt_counters {
uint64_t pcnt, bcnt;
};
struct ipt_getinfo {
char name[32];
unsigned int valid_hooks;
unsigned int hook_entry[5];
unsigned int underflow[5];
unsigned int num_entries;
unsigned int size;
};
struct ipt_get_entries {
char name[32];
unsigned int size;
uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};
struct ipt_replace {
char name[32];
unsigned int valid_hooks;
unsigned int num_entries;
unsigned int size;
unsigned int hook_entry[5];
unsigned int underflow[5];
unsigned int num_counters;
struct xt_counters* counters;
uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};
struct ipt_table_desc {
const char* name;
struct ipt_getinfo info;
struct ipt_replace replace;
};
static struct ipt_table_desc ipv4_tables[] = {
{.name = "filter"}, {.name = "nat"}, {.name = "mangle"},
{.name = "raw"}, {.name = "security"},
};
static struct ipt_table_desc ipv6_tables[] = {
{.name = "filter"}, {.name = "nat"}, {.name = "mangle"},
{.name = "raw"}, {.name = "security"},
};
#define IPT_BASE_CTL 64
#define IPT_SO_SET_REPLACE (IPT_BASE_CTL)
#define IPT_SO_GET_INFO (IPT_BASE_CTL)
#define IPT_SO_GET_ENTRIES (IPT_BASE_CTL + 1)
struct arpt_getinfo {
char name[32];
unsigned int valid_hooks;
unsigned int hook_entry[3];
unsigned int underflow[3];
unsigned int num_entries;
unsigned int size;
};
struct arpt_get_entries {
char name[32];
unsigned int size;
uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};
struct arpt_replace {
char name[32];
unsigned int valid_hooks;
unsigned int num_entries;
unsigned int size;
unsigned int hook_entry[3];
unsigned int underflow[3];
unsigned int num_counters;
struct xt_counters* counters;
uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};
struct arpt_table_desc {
const char* name;
struct arpt_getinfo info;
struct arpt_replace replace;
};
static struct arpt_table_desc arpt_tables[] = {
{.name = "filter"},
};
#define ARPT_BASE_CTL 96
#define ARPT_SO_SET_REPLACE (ARPT_BASE_CTL)
#define ARPT_SO_GET_INFO (ARPT_BASE_CTL)
#define ARPT_SO_GET_ENTRIES (ARPT_BASE_CTL + 1)
static void checkpoint_iptables(struct ipt_table_desc* tables, int num_tables,
int family, int level)
{
int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
if (fd == -1) {
switch (errno) {
case EAFNOSUPPORT:
case ENOPROTOOPT:
return;
}
exit(1);
}
for (int i = 0; i < num_tables; i++) {
struct ipt_table_desc* table = &tables[i];
strcpy(table->info.name, table->name);
strcpy(table->replace.name, table->name);
socklen_t optlen = sizeof(table->info);
if (getsockopt(fd, level, IPT_SO_GET_INFO, &table->info, &optlen)) {
switch (errno) {
case EPERM:
case ENOENT:
case ENOPROTOOPT:
continue;
}
exit(1);
}
if (table->info.size > sizeof(table->replace.entrytable))
exit(1);
if (table->info.num_entries > XT_MAX_ENTRIES)
exit(1);
struct ipt_get_entries entries;
memset(&entries, 0, sizeof(entries));
strcpy(entries.name, table->name);
entries.size = table->info.size;
optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
exit(1);
table->replace.valid_hooks = table->info.valid_hooks;
table->replace.num_entries = table->info.num_entries;
table->replace.size = table->info.size;
memcpy(table->replace.hook_entry, table->info.hook_entry,
sizeof(table->replace.hook_entry));
memcpy(table->replace.underflow, table->info.underflow,
sizeof(table->replace.underflow));
memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
}
close(fd);
}
static void reset_iptables(struct ipt_table_desc* tables, int num_tables,
int family, int level)
{
int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
if (fd == -1) {
switch (errno) {
case EAFNOSUPPORT:
case ENOPROTOOPT:
return;
}
exit(1);
}
for (int i = 0; i < num_tables; i++) {
struct ipt_table_desc* table = &tables[i];
if (table->info.valid_hooks == 0)
continue;
struct ipt_getinfo info;
memset(&info, 0, sizeof(info));
strcpy(info.name, table->name);
socklen_t optlen = sizeof(info);
if (getsockopt(fd, level, IPT_SO_GET_INFO, &info, &optlen))
exit(1);
if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
struct ipt_get_entries entries;
memset(&entries, 0, sizeof(entries));
strcpy(entries.name, table->name);
entries.size = table->info.size;
optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
exit(1);
if (memcmp(table->replace.entrytable, entries.entrytable,
table->info.size) == 0)
continue;
}
struct xt_counters counters[XT_MAX_ENTRIES];
table->replace.num_counters = info.num_entries;
table->replace.counters = counters;
optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) +
table->replace.size;
if (setsockopt(fd, level, IPT_SO_SET_REPLACE, &table->replace, optlen))
exit(1);
}
close(fd);
}
static void checkpoint_arptables(void)
{
int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (fd == -1) {
switch (errno) {
case EAFNOSUPPORT:
case ENOPROTOOPT:
return;
}
exit(1);
}
for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
struct arpt_table_desc* table = &arpt_tables[i];
strcpy(table->info.name, table->name);
strcpy(table->replace.name, table->name);
socklen_t optlen = sizeof(table->info);
if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &table->info, &optlen)) {
switch (errno) {
case EPERM:
case ENOENT:
case ENOPROTOOPT:
continue;
}
exit(1);
}
if (table->info.size > sizeof(table->replace.entrytable))
exit(1);
if (table->info.num_entries > XT_MAX_ENTRIES)
exit(1);
struct arpt_get_entries entries;
memset(&entries, 0, sizeof(entries));
strcpy(entries.name, table->name);
entries.size = table->info.size;
optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
exit(1);
table->replace.valid_hooks = table->info.valid_hooks;
table->replace.num_entries = table->info.num_entries;
table->replace.size = table->info.size;
memcpy(table->replace.hook_entry, table->info.hook_entry,
sizeof(table->replace.hook_entry));
memcpy(table->replace.underflow, table->info.underflow,
sizeof(table->replace.underflow));
memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
}
close(fd);
}
static void reset_arptables()
{
int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (fd == -1) {
switch (errno) {
case EAFNOSUPPORT:
case ENOPROTOOPT:
return;
}
exit(1);
}
for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
struct arpt_table_desc* table = &arpt_tables[i];
if (table->info.valid_hooks == 0)
continue;
struct arpt_getinfo info;
memset(&info, 0, sizeof(info));
strcpy(info.name, table->name);
socklen_t optlen = sizeof(info);
if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &info, &optlen))
exit(1);
if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
struct arpt_get_entries entries;
memset(&entries, 0, sizeof(entries));
strcpy(entries.name, table->name);
entries.size = table->info.size;
optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
exit(1);
if (memcmp(table->replace.entrytable, entries.entrytable,
table->info.size) == 0)
continue;
} else {
}
struct xt_counters counters[XT_MAX_ENTRIES];
table->replace.num_counters = info.num_entries;
table->replace.counters = counters;
optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) +
table->replace.size;
if (setsockopt(fd, SOL_IP, ARPT_SO_SET_REPLACE, &table->replace, optlen))
exit(1);
}
close(fd);
}
#define NF_BR_NUMHOOKS 6
#define EBT_TABLE_MAXNAMELEN 32
#define EBT_CHAIN_MAXNAMELEN 32
#define EBT_BASE_CTL 128
#define EBT_SO_SET_ENTRIES (EBT_BASE_CTL)
#define EBT_SO_GET_INFO (EBT_BASE_CTL)
#define EBT_SO_GET_ENTRIES (EBT_SO_GET_INFO + 1)
#define EBT_SO_GET_INIT_INFO (EBT_SO_GET_ENTRIES + 1)
#define EBT_SO_GET_INIT_ENTRIES (EBT_SO_GET_INIT_INFO + 1)
struct ebt_replace {
char name[EBT_TABLE_MAXNAMELEN];
unsigned int valid_hooks;
unsigned int nentries;
unsigned int entries_size;
struct ebt_entries* hook_entry[NF_BR_NUMHOOKS];
unsigned int num_counters;
struct ebt_counter* counters;
char* entries;
};
struct ebt_entries {
unsigned int distinguisher;
char name[EBT_CHAIN_MAXNAMELEN];
unsigned int counter_offset;
int policy;
unsigned int nentries;
char data[0] __attribute__((aligned(__alignof__(struct ebt_replace))));
};
struct ebt_table_desc {
const char* name;
struct ebt_replace replace;
char entrytable[XT_TABLE_SIZE];
};
static struct ebt_table_desc ebt_tables[] = {
{.name = "filter"},
{.name = "nat"},
{.name = "broute"},
};
static void checkpoint_ebtables(void)
{
int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (fd == -1) {
switch (errno) {
case EAFNOSUPPORT:
case ENOPROTOOPT:
return;
}
exit(1);
}
for (size_t i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
struct ebt_table_desc* table = &ebt_tables[i];
strcpy(table->replace.name, table->name);
socklen_t optlen = sizeof(table->replace);
if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_INFO, &table->replace,
&optlen)) {
switch (errno) {
case EPERM:
case ENOENT:
case ENOPROTOOPT:
continue;
}
exit(1);
}
if (table->replace.entries_size > sizeof(table->entrytable))
exit(1);
table->replace.num_counters = 0;
table->replace.entries = table->entrytable;
optlen = sizeof(table->replace) + table->replace.entries_size;
if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_ENTRIES, &table->replace,
&optlen))
exit(1);
}
close(fd);
}
static void reset_ebtables()
{
int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (fd == -1) {
switch (errno) {
case EAFNOSUPPORT:
case ENOPROTOOPT:
return;
}
exit(1);
}
for (unsigned i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
struct ebt_table_desc* table = &ebt_tables[i];
if (table->replace.valid_hooks == 0)
continue;
struct ebt_replace replace;
memset(&replace, 0, sizeof(replace));
strcpy(replace.name, table->name);
socklen_t optlen = sizeof(replace);
if (getsockopt(fd, SOL_IP, EBT_SO_GET_INFO, &replace, &optlen))
exit(1);
replace.num_counters = 0;
table->replace.entries = 0;
for (unsigned h = 0; h < NF_BR_NUMHOOKS; h++)
table->replace.hook_entry[h] = 0;
if (memcmp(&table->replace, &replace, sizeof(table->replace)) == 0) {
char entrytable[XT_TABLE_SIZE];
memset(&entrytable, 0, sizeof(entrytable));
replace.entries = entrytable;
optlen = sizeof(replace) + replace.entries_size;
if (getsockopt(fd, SOL_IP, EBT_SO_GET_ENTRIES, &replace, &optlen))
exit(1);
if (memcmp(table->entrytable, entrytable, replace.entries_size) == 0)
continue;
}
for (unsigned j = 0, h = 0; h < NF_BR_NUMHOOKS; h++) {
if (table->replace.valid_hooks & (1 << h)) {
table->replace.hook_entry[h] =
(struct ebt_entries*)table->entrytable + j;
j++;
}
}
table->replace.entries = table->entrytable;
optlen = sizeof(table->replace) + table->replace.entries_size;
if (setsockopt(fd, SOL_IP, EBT_SO_SET_ENTRIES, &table->replace, optlen))
exit(1);
}
close(fd);
}
static void checkpoint_net_namespace(void)
{
checkpoint_ebtables();
checkpoint_arptables();
checkpoint_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]),
AF_INET, SOL_IP);
checkpoint_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]),
AF_INET6, SOL_IPV6);
}
static void reset_net_namespace(void)
{
reset_ebtables();
reset_arptables();
reset_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]),
AF_INET, SOL_IP);
reset_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]),
AF_INET6, SOL_IPV6);
}
static void setup_cgroups()
{
if (mkdir("/syzcgroup", 0777)) {
}
if (mkdir("/syzcgroup/unified", 0777)) {
}
if (mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL)) {
}
if (chmod("/syzcgroup/unified", 0777)) {
}
write_file("/syzcgroup/unified/cgroup.subtree_control",
"+cpu +memory +io +pids +rdma");
if (mkdir("/syzcgroup/cpu", 0777)) {
}
if (mount("none", "/syzcgroup/cpu", "cgroup", 0,
"cpuset,cpuacct,perf_event,hugetlb")) {
}
write_file("/syzcgroup/cpu/cgroup.clone_children", "1");
write_file("/syzcgroup/cpu/cpuset.memory_pressure_enabled", "1");
if (chmod("/syzcgroup/cpu", 0777)) {
}
if (mkdir("/syzcgroup/net", 0777)) {
}
if (mount("none", "/syzcgroup/net", "cgroup", 0,
"net_cls,net_prio,devices,freezer")) {
}
if (chmod("/syzcgroup/net", 0777)) {
}
}
static void setup_cgroups_loop()
{
int pid = getpid();
char file[128];
char cgroupdir[64];
snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
if (mkdir(cgroupdir, 0777)) {
}
snprintf(file, sizeof(file), "%s/pids.max", cgroupdir);
write_file(file, "32");
snprintf(file, sizeof(file), "%s/memory.low", cgroupdir);
write_file(file, "%d", 298 << 20);
snprintf(file, sizeof(file), "%s/memory.high", cgroupdir);
write_file(file, "%d", 299 << 20);
snprintf(file, sizeof(file), "%s/memory.max", cgroupdir);
write_file(file, "%d", 300 << 20);
snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
write_file(file, "%d", pid);
snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
if (mkdir(cgroupdir, 0777)) {
}
snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
write_file(file, "%d", pid);
snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
if (mkdir(cgroupdir, 0777)) {
}
snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
write_file(file, "%d", pid);
}
static void setup_cgroups_test()
{
char cgroupdir[64];
snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
if (symlink(cgroupdir, "./cgroup")) {
}
snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
if (symlink(cgroupdir, "./cgroup.cpu")) {
}
snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
if (symlink(cgroupdir, "./cgroup.net")) {
}
}
static void setup_common()
{
if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) {
}
setup_cgroups();
}
static void loop();
static void sandbox_common()
{
prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
setsid();
struct rlimit rlim;
rlim.rlim_cur = rlim.rlim_max = (200 << 20);
setrlimit(RLIMIT_AS, &rlim);
rlim.rlim_cur = rlim.rlim_max = 32 << 20;
setrlimit(RLIMIT_MEMLOCK, &rlim);
rlim.rlim_cur = rlim.rlim_max = 136 << 20;
setrlimit(RLIMIT_FSIZE, &rlim);
rlim.rlim_cur = rlim.rlim_max = 1 << 20;
setrlimit(RLIMIT_STACK, &rlim);
rlim.rlim_cur = rlim.rlim_max = 0;
setrlimit(RLIMIT_CORE, &rlim);
rlim.rlim_cur = rlim.rlim_max = 256;
setrlimit(RLIMIT_NOFILE, &rlim);
if (unshare(CLONE_NEWNS)) {
}
if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, NULL)) {
}
if (unshare(CLONE_NEWIPC)) {
}
if (unshare(0x02000000)) {
}
if (unshare(CLONE_NEWUTS)) {
}
if (unshare(CLONE_SYSVSEM)) {
}
typedef struct {
const char* name;
const char* value;
} sysctl_t;
static const sysctl_t sysctls[] = {
{"/proc/sys/kernel/shmmax", "16777216"},
{"/proc/sys/kernel/shmall", "536870912"},
{"/proc/sys/kernel/shmmni", "1024"},
{"/proc/sys/kernel/msgmax", "8192"},
{"/proc/sys/kernel/msgmni", "1024"},
{"/proc/sys/kernel/msgmnb", "1024"},
{"/proc/sys/kernel/sem", "1024 1048576 500 1024"},
};
unsigned i;
for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++)
write_file(sysctls[i].name, sysctls[i].value);
}
static int wait_for_loop(int pid)
{
if (pid < 0)
exit(1);
int status = 0;
while (waitpid(-1, &status, __WALL) != pid) {
}
return WEXITSTATUS(status);
}
static void drop_caps(void)
{
struct __user_cap_header_struct cap_hdr = {};
struct __user_cap_data_struct cap_data[2] = {};
cap_hdr.version = _LINUX_CAPABILITY_VERSION_3;
cap_hdr.pid = getpid();
if (syscall(SYS_capget, &cap_hdr, &cap_data))
exit(1);
const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE);
cap_data[0].effective &= ~drop;
cap_data[0].permitted &= ~drop;
cap_data[0].inheritable &= ~drop;
if (syscall(SYS_capset, &cap_hdr, &cap_data))
exit(1);
}
static int do_sandbox_none(void)
{
if (unshare(CLONE_NEWPID)) {
}
int pid = fork();
if (pid != 0)
return wait_for_loop(pid);
setup_common();
initialize_vhci();
sandbox_common();
drop_caps();
initialize_netdevices_init();
if (unshare(CLONE_NEWNET)) {
}
initialize_tun();
initialize_netdevices();
initialize_wifi_devices();
loop();
exit(1);
}
#define FS_IOC_SETFLAGS _IOW('f', 2, long)
static void remove_dir(const char* dir)
{
int iter = 0;
DIR* dp = 0;
retry:
while (umount2(dir, MNT_DETACH) == 0) {
}
dp = opendir(dir);
if (dp == NULL) {
if (errno == EMFILE) {
exit(1);
}
exit(1);
}
struct dirent* ep = 0;
while ((ep = readdir(dp))) {
if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0)
continue;
char filename[FILENAME_MAX];
snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name);
while (umount2(filename, MNT_DETACH) == 0) {
}
struct stat st;
if (lstat(filename, &st))
exit(1);
if (S_ISDIR(st.st_mode)) {
remove_dir(filename);
continue;
}
int i;
for (i = 0;; i++) {
if (unlink(filename) == 0)
break;
if (errno == EPERM) {
int fd = open(filename, O_RDONLY);
if (fd != -1) {
long flags = 0;
if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
}
close(fd);
continue;
}
}
if (errno == EROFS) {
break;
}
if (errno != EBUSY || i > 100)
exit(1);
if (umount2(filename, MNT_DETACH))
exit(1);
}
}
closedir(dp);
for (int i = 0;; i++) {
if (rmdir(dir) == 0)
break;
if (i < 100) {
if (errno == EPERM) {
int fd = open(dir, O_RDONLY);
if (fd != -1) {
long flags = 0;
if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
}
close(fd);
continue;
}
}
if (errno == EROFS) {
break;
}
if (errno == EBUSY) {
if (umount2(dir, MNT_DETACH))
exit(1);
continue;
}
if (errno == ENOTEMPTY) {
if (iter < 100) {
iter++;
goto retry;
}
}
}
exit(1);
}
}
static void kill_and_wait(int pid, int* status)
{
kill(-pid, SIGKILL);
kill(pid, SIGKILL);
for (int i = 0; i < 100; i++) {
if (waitpid(-1, status, WNOHANG | __WALL) == pid)
return;
usleep(1000);
}
DIR* dir = opendir("/sys/fs/fuse/connections");
if (dir) {
for (;;) {
struct dirent* ent = readdir(dir);
if (!ent)
break;
if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
continue;
char abort[300];
snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort",
ent->d_name);
int fd = open(abort, O_WRONLY);
if (fd == -1) {
continue;
}
if (write(fd, abort, 1) < 0) {
}
close(fd);
}
closedir(dir);
} else {
}
while (waitpid(-1, status, __WALL) != pid) {
}
}
static void setup_loop()
{
setup_cgroups_loop();
checkpoint_net_namespace();
}
static void reset_loop()
{
reset_net_namespace();
}
static void setup_test()
{
prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
setpgrp();
setup_cgroups_test();
write_file("/proc/self/oom_score_adj", "1000");
flush_tun();
}
static void close_fds()
{
for (int fd = 3; fd < MAX_FDS; fd++)
close(fd);
}
static void setup_binfmt_misc()
{
if (mount(0, "/proc/sys/fs/binfmt_misc", "binfmt_misc", 0, 0)) {
}
write_file("/proc/sys/fs/binfmt_misc/register", ":syz0:M:0:\x01::./file0:");
write_file("/proc/sys/fs/binfmt_misc/register",
":syz1:M:1:\x02::./file0:POC");
}
static void execute_one(void);
#define WAIT_FLAGS __WALL
static void loop(void)
{
setup_loop();
int iter = 0;
for (;; iter++) {
char cwdbuf[32];
sprintf(cwdbuf, "./%d", iter);
if (mkdir(cwdbuf, 0777))
exit(1);
reset_loop();
int pid = fork();
if (pid < 0)
exit(1);
if (pid == 0) {
if (chdir(cwdbuf))
exit(1);
setup_test();
execute_one();
close_fds();
exit(0);
}
int status = 0;
uint64_t start = current_time_ms();
for (;;) {
if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
break;
sleep_ms(1);
if (current_time_ms() - start < 5000) {
continue;
}
kill_and_wait(pid, &status);
break;
}
remove_dir(cwdbuf);
}
}
uint64_t r[1] = {0xffffffffffffffff};
void execute_one(void)
{
intptr_t res = 0;
NONFAILING(*(uint8_t*)0x200000c0 = 0x12);
NONFAILING(*(uint8_t*)0x200000c1 = 1);
NONFAILING(*(uint16_t*)0x200000c2 = 0);
NONFAILING(*(uint8_t*)0x200000c4 = 0);
NONFAILING(*(uint8_t*)0x200000c5 = 0);
NONFAILING(*(uint8_t*)0x200000c6 = 0);
NONFAILING(*(uint8_t*)0x200000c7 = 0x40);
NONFAILING(*(uint16_t*)0x200000c8 = 0x926);
NONFAILING(*(uint16_t*)0x200000ca = 0x3333);
NONFAILING(*(uint16_t*)0x200000cc = 0x40);
NONFAILING(*(uint8_t*)0x200000ce = 0);
NONFAILING(*(uint8_t*)0x200000cf = 0);
NONFAILING(*(uint8_t*)0x200000d0 = 0);
NONFAILING(*(uint8_t*)0x200000d1 = 1);
NONFAILING(*(uint8_t*)0x200000d2 = 9);
NONFAILING(*(uint8_t*)0x200000d3 = 2);
NONFAILING(*(uint16_t*)0x200000d4 = 0x24);
NONFAILING(*(uint8_t*)0x200000d6 = 1);
NONFAILING(*(uint8_t*)0x200000d7 = 0);
NONFAILING(*(uint8_t*)0x200000d8 = 0);
NONFAILING(*(uint8_t*)0x200000d9 = 0);
NONFAILING(*(uint8_t*)0x200000da = 0);
NONFAILING(*(uint8_t*)0x200000db = 9);
NONFAILING(*(uint8_t*)0x200000dc = 4);
NONFAILING(*(uint8_t*)0x200000dd = 0);
NONFAILING(*(uint8_t*)0x200000de = 0);
NONFAILING(*(uint8_t*)0x200000df = 1);
NONFAILING(*(uint8_t*)0x200000e0 = 3);
NONFAILING(*(uint8_t*)0x200000e1 = 1);
NONFAILING(*(uint8_t*)0x200000e2 = 0);
NONFAILING(*(uint8_t*)0x200000e3 = 0);
NONFAILING(*(uint8_t*)0x200000e4 = 9);
NONFAILING(*(uint8_t*)0x200000e5 = 0x21);
NONFAILING(*(uint16_t*)0x200000e6 = 0);
NONFAILING(*(uint8_t*)0x200000e8 = 0);
NONFAILING(*(uint8_t*)0x200000e9 = 1);
NONFAILING(*(uint8_t*)0x200000ea = 0x22);
NONFAILING(*(uint16_t*)0x200000eb = 1);
NONFAILING(*(uint8_t*)0x200000ed = 9);
NONFAILING(*(uint8_t*)0x200000ee = 5);
NONFAILING(*(uint8_t*)0x200000ef = 0x81);
NONFAILING(*(uint8_t*)0x200000f0 = 3);
NONFAILING(*(uint16_t*)0x200000f1 = 8);
NONFAILING(*(uint8_t*)0x200000f3 = 0);
NONFAILING(*(uint8_t*)0x200000f4 = 0);
NONFAILING(*(uint8_t*)0x200000f5 = 0);
res = -1;
NONFAILING(res = syz_usb_connect(0, 0x36, 0x200000c0, 0));
if (res != -1)
r[0] = res;
NONFAILING(syz_usb_control_io(r[0], 0, 0));
syscall(__NR_socket, 0x10ul, 3ul, 0);
NONFAILING(*(uint32_t*)0x20000340 = 0x24);
NONFAILING(*(uint64_t*)0x20000344 = 0);
NONFAILING(*(uint64_t*)0x2000034c = 0);
NONFAILING(*(uint64_t*)0x20000354 = 0x20000080);
NONFAILING(*(uint8_t*)0x20000080 = 0);
NONFAILING(*(uint8_t*)0x20000081 = 0x22);
NONFAILING(*(uint32_t*)0x20000082 = 1);
NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000086, 0, 0, 2));
NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000086, 1, 2, 2));
NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000086, 6, 4, 4));
NONFAILING(*(uint64_t*)0x2000035c = 0);
NONFAILING(syz_usb_control_io(r[0], 0x20000340, 0));
NONFAILING(
memcpy((void*)0x20000380,
"\x9a\x04\x00\x00\x00\xb0\xc0\xea\xc1\x00\x90\x23\x0c\x03\x01\xcd"
"\x07\xf8\x6d\x30\x0e\x00\x00\xff\x09\x00\x00\x07\x00\x80\x00\x00"
"\x79\xce\x9a\x13\x5f\x56\x38\x45\xce\xe9\x32\x4a\xf3\x54\xa5\x11"
"\xcc\x86\x6c\x2a\x01\x00\xf0\x6f\xea\x7f\x1c\x07\xdf\x6d\xae\xda"
"\xff\x00\x00\x00\x00\x00\x00\x00\x14\x32\x51\x69\x49\xe0\x75\x16"
"\x5c\xc0\x32\x81\x96\xfb\x04\x00\xf7\x50\x00\x00\x36\xa5\xa7\xba"
"\xf5\x7d\x36\xd3\x00\x00\x00\x00\x00\x00\x00\x47",
108));
NONFAILING(syz_usb_ep_write(r[0], 0, 0x6c, 0x20000380));
}
int main(void)
{
syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
setup_binfmt_misc();
install_segv_handler();
for (procid = 0; procid < 6; procid++) {
if (fork() == 0) {
use_temporary_dir();
do_sandbox_none();
}
}
sleep(1000000);
return 0;
}
|
the_stack_data/100140980.c | ////////////////////////////////////////////////////////////////////////////////
// -------------------------------------------------------------------------- //
// //
// Version Time Stamping Tool //
// v1.4 - Jan 28 2014 //
// //
// (C) 2011-2014 David Krutsko //
// See LICENSE.md for copyright //
// //
// -------------------------------------------------------------------------- //
////////////////////////////////////////////////////////////////////////////////
//----------------------------------------------------------------------------//
// Prefaces //
//----------------------------------------------------------------------------//
#include <time.h>
#include <string.h>
#include <stdio.h>
//----------------------------------------------------------------------------//
// Utility //
//----------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////////
/// <summary> Returns the number of days since January 1, 2000. </summary>
static unsigned int Date (void)
{
time_t lBase;
time_t lCurr;
struct tm lTime;
lTime.tm_sec = 0;
lTime.tm_min = 0;
lTime.tm_hour = 0;
lTime.tm_mday = 1;
lTime.tm_mon = 0;
lTime.tm_year = 100;
lTime.tm_wday = 6;
lTime.tm_yday = 0;
lTime.tm_isdst = 0;
lCurr = time (NULL);
lBase = mktime (&lTime);
return (unsigned int)
((lCurr - lBase) / 86400);
}
////////////////////////////////////////////////////////////////////////////////
/// <summary> Returns the number of seconds since midnight / 2. </summary>
static unsigned int Time (void)
{
time_t lBase;
time_t lCurr;
struct tm* lTime;
lBase = 0;
lCurr = time (NULL);
lTime = localtime (&lCurr);
lTime->tm_sec = 0;
lTime->tm_min = 0;
lTime->tm_hour = 0;
lBase = mktime (lTime);
return (unsigned int)
((lCurr - lBase) / 2);
}
//----------------------------------------------------------------------------//
// Main //
//----------------------------------------------------------------------------//
////////////////////////////////////////////////////////////////////////////////
/// <summary> Main execution point for this application. </summary>
/// <param name="argc"> Number of arguments in the command line. </param>
/// <param name="argv"> Arguments from the command line. </param>
/// <returns> Zero for success, error code for failure. </returns>
int main (int argc, const char **argv)
{
int i = 0, j; FILE* file = NULL;
char c, name[127], h[3] = { 0 };
if (argc < 2)
{
// Print documentation
printf ("\nVersion Time Stamping Tool\n" );
printf ("-------------------------------------\n" );
printf ("Copyright (C) 2011-2014 David Krutsko\n\n" );
printf ("This application generates c-style preprocessor definitions for\n" );
printf ("the current date and time and stores them in the specified file.\n" );
printf ("Generated definitions are customizable by the formatting options\n" );
printf ("described below. Date is set to the current number of days since\n" );
printf ("January 01, 2000. Time is set to the current number of seconds\n" );
printf ("since midnight divided by two.\n\n" );
printf ("WARNING: Existing contents of the file will be destroyed.\n\n" );
printf ("Input:\n" );
printf (" $ Version [Format] [Filename]\n\n" );
printf ("Output:\n" );
printf (" 0 - No errors occurred\n" );
printf (" 1 - No filename was passed\n" );
printf (" 2 - File could not be opened\n\n" );
printf ("Format:\n" );
printf (" 0x - Output as hex (e.g. 0xD, 0xT)\n" );
printf (" D - Current date\n" );
printf (" T - Current time\n\n" );
printf ("Default:\n" );
printf (" $ Version BUILD=D REVISION=T [Filename]\n\n" );
// Not enough arguments
return 1;
}
// Attempt to open specified file
file = fopen (argv[argc-1], "w");
// Could not open the file
if (file == NULL) return 2;
// Print file
if (argc == 2)
{
// Use default formatting
fprintf (file, "#define BUILD %u\n", Date());
fprintf (file, "#define REVISION %u\n", Time());
}
else
{
h[0] = '%';
// Handle custom formatting
for (i = 1; i < argc - 1; ++i)
{
// Parse out name
for (j = 0; ; ++j)
{
c = argv[i][j];
if (c == '=' || c == 0)
break;
name[j] = c;
}
// Parse type
if (c == '=')
{
// Null-terminate name
name[j++] = 0;
// Check for hexadecimal flag
if (argv[i][j] == '0' && argv[i][j+1] == 'x')
{
h[1] = 'X';
j += 2;
// Hexadecimal output
fprintf (file, "#define %s 0x", name);
}
else
{
h[1] = 'u';
// Decimal output
fprintf (file, "#define %s ", name);
}
// Parsing loop
c = argv[i][j];
while (c != 0)
{
if ((c | 32) == 'd')
fprintf (file, h, Date());
else if ((c | 32) == 't')
fprintf (file, h, Time());
c = argv[i][++j];
}
// Output newline
fprintf (file, "\n");
}
}
}
// Job's done
fclose (file);
return 0;
}
|
the_stack_data/61135.c | #include <stdio.h>
#include <stdint.h>
// extern uint64_t encrypt_jasmin(const uint64_t msg, const uint64_t key);
int main(void) {
printf("Hello World\n");
return 0;
} |
the_stack_data/51701067.c | /* $Id: cnt.c,v 1.3 2005/04/04 11:34:58 csg Exp $ */
/* sumcntmatrix.c */
//#include <sys/types.h>
//#include <sys/times.h>
// #define WORSTCASE 1
// #define MAXSIZE 100 Changed JG/Ebbe
#define MAXSIZE 10
// Typedefs
typedef int matrix [MAXSIZE][MAXSIZE];
// Forwards declarations
int main(void);
int test(matrix);
int initialize(matrix);
int initSeed(void);
void sum(matrix);
int randomInteger(void);
// Globals
int Seed;
matrix Array;
int Postotal, Negtotal, Poscnt, Negcnt;
// The main function
int main (void)
{
initSeed();
//printf("\n *** MATRIX SUM AND COUNT BENCHMARK TEST ***\n\n");
//printf("RESULTS OF THE TEST:\n");
test(Array);
return 1;
}
int test(matrix Array)
{
#ifdef CALCTIME
long StartTime, StopTime;
float TotalTime;
#endif
initialize(Array);
#ifdef CALCTIME
StartTime = 1000.0; //ttime();
#endif
sum(Array);
#ifdef CALCTIME
StopTime = 1500.0; //ttime();
TotalTime = (StopTime - StartTime) / 1000.0;
#endif
//printf(" - Size of array is %d\n", MAXSIZE);
//printf(" - Num pos was %d and sum was %d\n", Poscnt, Postotal);
//printf(" - Num neg was %d and sum was %d\n", Negcnt, Negtotal);
//printf(" - Num neg was %d\n", Negcnt);
//printf(" - Total sum time is %3.3f seconds\n\n", TotalTime);
return 0;
}
// Intializes the given array with random integers.
int initialize(matrix Array)
{
register int OuterIndex, InnerIndex;
for (OuterIndex = 0; OuterIndex < MAXSIZE; OuterIndex++) //100 + 1
for (InnerIndex = 0; InnerIndex < MAXSIZE; InnerIndex++) //100 + 1
Array[OuterIndex][InnerIndex] = randomInteger();
return 0;
}
// initializes the seed used in the random number generator.
int initSeed (void)
{
Seed = 0;
return 0;
}
void sum(matrix Array)
{
register int Outer, Inner;
int Ptotal = 0; /* changed these to locals in order to drive worst case */
int Ntotal = 0;
int Pcnt = 0;
int Ncnt = 0;
for (Outer = 0; Outer < MAXSIZE; Outer++) //Maxsize = 100
for (Inner = 0; Inner < MAXSIZE; Inner++)
#ifdef WORSTCASE
if (Array[Outer][Inner] >= 0) {
#else
if (Array[Outer][Inner] < 0) {
#endif
Ptotal += Array[Outer][Inner];
Pcnt++;
}
else {
Ntotal += Array[Outer][Inner];
Ncnt++;
}
Postotal = Ptotal;
Poscnt = Pcnt;
Negtotal = Ntotal;
Negcnt = Ncnt;
}
// This function returns in milliseconds the amount of compiler time
//int ttime()
//{
// struct tms buffer;
//int utime;
//times(&buffer);
//utime = (buffer.tms_utime / 60.0) * 1000.0;
//return (utime);
//}
// Generates random integers between 0 and 8095
int randomInteger(void)
{
Seed = ((Seed * 133) + 81) % 8095;
return Seed;
}
|
the_stack_data/92327739.c | // BUG: corrupted list in _cma_attach_to_dev
// https://syzkaller.appspot.com/bug?id=067b1e60bab1b617c1208f078cd76c9087f070e0
// status:open
// autogenerated by syzkaller (https://github.com/google/syzkaller)
#define _GNU_SOURCE
#include <arpa/inet.h>
#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <pthread.h>
#include <sched.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>
#include <linux/capability.h>
#include <linux/futex.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/if_tun.h>
#include <linux/in6.h>
#include <linux/ip.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/tcp.h>
#include <linux/veth.h>
unsigned long long procid;
static void sleep_ms(uint64_t ms)
{
usleep(ms * 1000);
}
static uint64_t current_time_ms(void)
{
struct timespec ts;
if (clock_gettime(CLOCK_MONOTONIC, &ts))
exit(1);
return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000;
}
static void thread_start(void* (*fn)(void*), void* arg)
{
pthread_t th;
pthread_attr_t attr;
pthread_attr_init(&attr);
pthread_attr_setstacksize(&attr, 128 << 10);
int i;
for (i = 0; i < 100; i++) {
if (pthread_create(&th, &attr, fn, arg) == 0) {
pthread_attr_destroy(&attr);
return;
}
if (errno == EAGAIN) {
usleep(50);
continue;
}
break;
}
exit(1);
}
typedef struct {
int state;
} event_t;
static void event_init(event_t* ev)
{
ev->state = 0;
}
static void event_reset(event_t* ev)
{
ev->state = 0;
}
static void event_set(event_t* ev)
{
if (ev->state)
exit(1);
__atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE);
syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000);
}
static void event_wait(event_t* ev)
{
while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0);
}
static int event_isset(event_t* ev)
{
return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE);
}
static int event_timedwait(event_t* ev, uint64_t timeout)
{
uint64_t start = current_time_ms();
uint64_t now = start;
for (;;) {
uint64_t remain = timeout - (now - start);
struct timespec ts;
ts.tv_sec = remain / 1000;
ts.tv_nsec = (remain % 1000) * 1000 * 1000;
syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts);
if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED))
return 1;
now = current_time_ms();
if (now - start > timeout)
return 0;
}
}
static bool write_file(const char* file, const char* what, ...)
{
char buf[1024];
va_list args;
va_start(args, what);
vsnprintf(buf, sizeof(buf), what, args);
va_end(args);
buf[sizeof(buf) - 1] = 0;
int len = strlen(buf);
int fd = open(file, O_WRONLY | O_CLOEXEC);
if (fd == -1)
return false;
if (write(fd, buf, len) != len) {
int err = errno;
close(fd);
errno = err;
return false;
}
close(fd);
return true;
}
struct nlmsg {
char* pos;
int nesting;
struct nlattr* nested[8];
char buf[1024];
};
static struct nlmsg nlmsg;
static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
const void* data, int size)
{
memset(nlmsg, 0, sizeof(*nlmsg));
struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
hdr->nlmsg_type = typ;
hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
memcpy(hdr + 1, data, size);
nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}
static void netlink_attr(struct nlmsg* nlmsg, int typ, const void* data,
int size)
{
struct nlattr* attr = (struct nlattr*)nlmsg->pos;
attr->nla_len = sizeof(*attr) + size;
attr->nla_type = typ;
memcpy(attr + 1, data, size);
nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}
static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
struct nlattr* attr = (struct nlattr*)nlmsg->pos;
attr->nla_type = typ;
nlmsg->pos += sizeof(*attr);
nlmsg->nested[nlmsg->nesting++] = attr;
}
static void netlink_done(struct nlmsg* nlmsg)
{
struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
attr->nla_len = nlmsg->pos - (char*)attr;
}
static int netlink_send_ext(struct nlmsg* nlmsg, int sock, uint16_t reply_type,
int* reply_len)
{
if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
exit(1);
struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
struct sockaddr_nl addr;
memset(&addr, 0, sizeof(addr));
addr.nl_family = AF_NETLINK;
unsigned n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0,
(struct sockaddr*)&addr, sizeof(addr));
if (n != hdr->nlmsg_len)
exit(1);
n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
if (hdr->nlmsg_type == NLMSG_DONE) {
*reply_len = 0;
return 0;
}
if (n < sizeof(struct nlmsghdr))
exit(1);
if (reply_len && hdr->nlmsg_type == reply_type) {
*reply_len = n;
return 0;
}
if (n < sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))
exit(1);
if (hdr->nlmsg_type != NLMSG_ERROR)
exit(1);
return -((struct nlmsgerr*)(hdr + 1))->error;
}
static int netlink_send(struct nlmsg* nlmsg, int sock)
{
return netlink_send_ext(nlmsg, sock, 0, NULL);
}
static int netlink_next_msg(struct nlmsg* nlmsg, unsigned int offset,
unsigned int total_len)
{
struct nlmsghdr* hdr = (struct nlmsghdr*)(nlmsg->buf + offset);
if (offset == total_len || offset + hdr->nlmsg_len > total_len)
return -1;
return hdr->nlmsg_len;
}
static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
const char* name)
{
struct ifinfomsg hdr;
memset(&hdr, 0, sizeof(hdr));
netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr,
sizeof(hdr));
if (name)
netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
netlink_nest(nlmsg, IFLA_LINKINFO);
netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}
static void netlink_add_device(struct nlmsg* nlmsg, int sock, const char* type,
const char* name)
{
netlink_add_device_impl(nlmsg, type, name);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
(void)err;
}
static void netlink_add_veth(struct nlmsg* nlmsg, int sock, const char* name,
const char* peer)
{
netlink_add_device_impl(nlmsg, "veth", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_nest(nlmsg, VETH_INFO_PEER);
nlmsg->pos += sizeof(struct ifinfomsg);
netlink_attr(nlmsg, IFLA_IFNAME, peer, strlen(peer));
netlink_done(nlmsg);
netlink_done(nlmsg);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
(void)err;
}
static void netlink_add_hsr(struct nlmsg* nlmsg, int sock, const char* name,
const char* slave1, const char* slave2)
{
netlink_add_device_impl(nlmsg, "hsr", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
int ifindex1 = if_nametoindex(slave1);
netlink_attr(nlmsg, IFLA_HSR_SLAVE1, &ifindex1, sizeof(ifindex1));
int ifindex2 = if_nametoindex(slave2);
netlink_attr(nlmsg, IFLA_HSR_SLAVE2, &ifindex2, sizeof(ifindex2));
netlink_done(nlmsg);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
(void)err;
}
static void netlink_add_linked(struct nlmsg* nlmsg, int sock, const char* type,
const char* name, const char* link)
{
netlink_add_device_impl(nlmsg, type, name);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
(void)err;
}
static void netlink_add_vlan(struct nlmsg* nlmsg, int sock, const char* name,
const char* link, uint16_t id, uint16_t proto)
{
netlink_add_device_impl(nlmsg, "vlan", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_attr(nlmsg, IFLA_VLAN_ID, &id, sizeof(id));
netlink_attr(nlmsg, IFLA_VLAN_PROTOCOL, &proto, sizeof(proto));
netlink_done(nlmsg);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
(void)err;
}
static void netlink_add_macvlan(struct nlmsg* nlmsg, int sock, const char* name,
const char* link)
{
netlink_add_device_impl(nlmsg, "macvlan", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
uint32_t mode = MACVLAN_MODE_BRIDGE;
netlink_attr(nlmsg, IFLA_MACVLAN_MODE, &mode, sizeof(mode));
netlink_done(nlmsg);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
(void)err;
}
static void netlink_add_geneve(struct nlmsg* nlmsg, int sock, const char* name,
uint32_t vni, struct in_addr* addr4,
struct in6_addr* addr6)
{
netlink_add_device_impl(nlmsg, "geneve", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_attr(nlmsg, IFLA_GENEVE_ID, &vni, sizeof(vni));
if (addr4)
netlink_attr(nlmsg, IFLA_GENEVE_REMOTE, addr4, sizeof(*addr4));
if (addr6)
netlink_attr(nlmsg, IFLA_GENEVE_REMOTE6, addr6, sizeof(*addr6));
netlink_done(nlmsg);
netlink_done(nlmsg);
int err = netlink_send(nlmsg, sock);
(void)err;
}
#define IFLA_IPVLAN_FLAGS 2
#define IPVLAN_MODE_L3S 2
#undef IPVLAN_F_VEPA
#define IPVLAN_F_VEPA 2
static void netlink_add_ipvlan(struct nlmsg* nlmsg, int sock, const char* name,
const char* link, uint16_t mode, uint16_t flags)
{
netlink_add_device_impl(nlmsg, "ipvlan", name);
netlink_nest(nlmsg, IFLA_INFO_DATA);
netlink_attr(nlmsg, IFLA_IPVLAN_MODE, &mode, sizeof(mode));
netlink_attr(nlmsg, IFLA_IPVLAN_FLAGS, &flags, sizeof(flags));
netlink_done(nlmsg);
netlink_done(nlmsg);
int ifindex = if_nametoindex(link);
netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
int err = netlink_send(nlmsg, sock);
(void)err;
}
static void netlink_device_change(struct nlmsg* nlmsg, int sock,
const char* name, bool up, const char* master,
const void* mac, int macsize,
const char* new_name)
{
struct ifinfomsg hdr;
memset(&hdr, 0, sizeof(hdr));
if (up)
hdr.ifi_flags = hdr.ifi_change = IFF_UP;
hdr.ifi_index = if_nametoindex(name);
netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
if (new_name)
netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
if (master) {
int ifindex = if_nametoindex(master);
netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
}
if (macsize)
netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
int err = netlink_send(nlmsg, sock);
(void)err;
}
static int netlink_add_addr(struct nlmsg* nlmsg, int sock, const char* dev,
const void* addr, int addrsize)
{
struct ifaddrmsg hdr;
memset(&hdr, 0, sizeof(hdr));
hdr.ifa_family = addrsize == 4 ? AF_INET : AF_INET6;
hdr.ifa_prefixlen = addrsize == 4 ? 24 : 120;
hdr.ifa_scope = RT_SCOPE_UNIVERSE;
hdr.ifa_index = if_nametoindex(dev);
netlink_init(nlmsg, RTM_NEWADDR, NLM_F_CREATE | NLM_F_REPLACE, &hdr,
sizeof(hdr));
netlink_attr(nlmsg, IFA_LOCAL, addr, addrsize);
netlink_attr(nlmsg, IFA_ADDRESS, addr, addrsize);
return netlink_send(nlmsg, sock);
}
static void netlink_add_addr4(struct nlmsg* nlmsg, int sock, const char* dev,
const char* addr)
{
struct in_addr in_addr;
inet_pton(AF_INET, addr, &in_addr);
int err = netlink_add_addr(nlmsg, sock, dev, &in_addr, sizeof(in_addr));
(void)err;
}
static void netlink_add_addr6(struct nlmsg* nlmsg, int sock, const char* dev,
const char* addr)
{
struct in6_addr in6_addr;
inet_pton(AF_INET6, addr, &in6_addr);
int err = netlink_add_addr(nlmsg, sock, dev, &in6_addr, sizeof(in6_addr));
(void)err;
}
#define DEVLINK_FAMILY_NAME "devlink"
#define DEVLINK_CMD_PORT_GET 5
#define DEVLINK_ATTR_BUS_NAME 1
#define DEVLINK_ATTR_DEV_NAME 2
#define DEVLINK_ATTR_NETDEV_NAME 7
static int netlink_devlink_id_get(struct nlmsg* nlmsg, int sock)
{
struct genlmsghdr genlhdr;
struct nlattr* attr;
int err, n;
uint16_t id = 0;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = CTRL_CMD_GETFAMILY;
netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, DEVLINK_FAMILY_NAME,
strlen(DEVLINK_FAMILY_NAME) + 1);
err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n);
if (err) {
return -1;
}
attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN +
NLMSG_ALIGN(sizeof(genlhdr)));
for (; (char*)attr < nlmsg->buf + n;
attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
id = *(uint16_t*)(attr + 1);
break;
}
}
if (!id) {
return -1;
}
recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0); /* recv ack */
return id;
}
static struct nlmsg nlmsg2;
static void initialize_devlink_ports(const char* bus_name, const char* dev_name,
const char* netdev_prefix)
{
struct genlmsghdr genlhdr;
int len, total_len, id, err, offset;
uint16_t netdev_index;
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
if (sock == -1)
exit(1);
int rtsock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (rtsock == -1)
exit(1);
id = netlink_devlink_id_get(&nlmsg, sock);
if (id == -1)
goto error;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = DEVLINK_CMD_PORT_GET;
netlink_init(&nlmsg, id, NLM_F_DUMP, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, DEVLINK_ATTR_BUS_NAME, bus_name, strlen(bus_name) + 1);
netlink_attr(&nlmsg, DEVLINK_ATTR_DEV_NAME, dev_name, strlen(dev_name) + 1);
err = netlink_send_ext(&nlmsg, sock, id, &total_len);
if (err) {
goto error;
}
offset = 0;
netdev_index = 0;
while ((len = netlink_next_msg(&nlmsg, offset, total_len)) != -1) {
struct nlattr* attr = (struct nlattr*)(nlmsg.buf + offset + NLMSG_HDRLEN +
NLMSG_ALIGN(sizeof(genlhdr)));
for (; (char*)attr < nlmsg.buf + offset + len;
attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
if (attr->nla_type == DEVLINK_ATTR_NETDEV_NAME) {
char* port_name;
char netdev_name[IFNAMSIZ];
port_name = (char*)(attr + 1);
snprintf(netdev_name, sizeof(netdev_name), "%s%d", netdev_prefix,
netdev_index);
netlink_device_change(&nlmsg2, rtsock, port_name, true, 0, 0, 0,
netdev_name);
break;
}
}
offset += len;
netdev_index++;
}
error:
close(rtsock);
close(sock);
}
#define DEV_IPV4 "172.20.20.%d"
#define DEV_IPV6 "fe80::%02x"
#define DEV_MAC 0x00aaaaaaaaaa
static void netdevsim_add(unsigned int addr, unsigned int port_count)
{
char buf[16];
sprintf(buf, "%u %u", addr, port_count);
if (write_file("/sys/bus/netdevsim/new_device", buf)) {
snprintf(buf, sizeof(buf), "netdevsim%d", addr);
initialize_devlink_ports("netdevsim", buf, "netdevsim");
}
}
#define WG_GENL_NAME "wireguard"
enum wg_cmd {
WG_CMD_GET_DEVICE,
WG_CMD_SET_DEVICE,
};
enum wgdevice_attribute {
WGDEVICE_A_UNSPEC,
WGDEVICE_A_IFINDEX,
WGDEVICE_A_IFNAME,
WGDEVICE_A_PRIVATE_KEY,
WGDEVICE_A_PUBLIC_KEY,
WGDEVICE_A_FLAGS,
WGDEVICE_A_LISTEN_PORT,
WGDEVICE_A_FWMARK,
WGDEVICE_A_PEERS,
};
enum wgpeer_attribute {
WGPEER_A_UNSPEC,
WGPEER_A_PUBLIC_KEY,
WGPEER_A_PRESHARED_KEY,
WGPEER_A_FLAGS,
WGPEER_A_ENDPOINT,
WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
WGPEER_A_LAST_HANDSHAKE_TIME,
WGPEER_A_RX_BYTES,
WGPEER_A_TX_BYTES,
WGPEER_A_ALLOWEDIPS,
WGPEER_A_PROTOCOL_VERSION,
};
enum wgallowedip_attribute {
WGALLOWEDIP_A_UNSPEC,
WGALLOWEDIP_A_FAMILY,
WGALLOWEDIP_A_IPADDR,
WGALLOWEDIP_A_CIDR_MASK,
};
static int netlink_wireguard_id_get(struct nlmsg* nlmsg, int sock)
{
struct genlmsghdr genlhdr;
struct nlattr* attr;
int err, n;
uint16_t id = 0;
memset(&genlhdr, 0, sizeof(genlhdr));
genlhdr.cmd = CTRL_CMD_GETFAMILY;
netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, WG_GENL_NAME,
strlen(WG_GENL_NAME) + 1);
err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n);
if (err) {
return -1;
}
attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN +
NLMSG_ALIGN(sizeof(genlhdr)));
for (; (char*)attr < nlmsg->buf + n;
attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
id = *(uint16_t*)(attr + 1);
break;
}
}
if (!id) {
return -1;
}
recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0); /* recv ack */
return id;
}
static void netlink_wireguard_setup(void)
{
const char ifname_a[] = "wg0";
const char ifname_b[] = "wg1";
const char ifname_c[] = "wg2";
const char private_a[] = "\xa0\x5c\xa8\x4f\x6c\x9c\x8e\x38\x53\xe2\xfd\x7a"
"\x70\xae\x0f\xb2\x0f\xa1\x52\x60\x0c\xb0\x08\x45"
"\x17\x4f\x08\x07\x6f\x8d\x78\x43";
const char private_b[] = "\xb0\x80\x73\xe8\xd4\x4e\x91\xe3\xda\x92\x2c\x22"
"\x43\x82\x44\xbb\x88\x5c\x69\xe2\x69\xc8\xe9\xd8"
"\x35\xb1\x14\x29\x3a\x4d\xdc\x6e";
const char private_c[] = "\xa0\xcb\x87\x9a\x47\xf5\xbc\x64\x4c\x0e\x69\x3f"
"\xa6\xd0\x31\xc7\x4a\x15\x53\xb6\xe9\x01\xb9\xff"
"\x2f\x51\x8c\x78\x04\x2f\xb5\x42";
const char public_a[] = "\x97\x5c\x9d\x81\xc9\x83\xc8\x20\x9e\xe7\x81\x25\x4b"
"\x89\x9f\x8e\xd9\x25\xae\x9f\x09\x23\xc2\x3c\x62\xf5"
"\x3c\x57\xcd\xbf\x69\x1c";
const char public_b[] = "\xd1\x73\x28\x99\xf6\x11\xcd\x89\x94\x03\x4d\x7f\x41"
"\x3d\xc9\x57\x63\x0e\x54\x93\xc2\x85\xac\xa4\x00\x65"
"\xcb\x63\x11\xbe\x69\x6b";
const char public_c[] = "\xf4\x4d\xa3\x67\xa8\x8e\xe6\x56\x4f\x02\x02\x11\x45"
"\x67\x27\x08\x2f\x5c\xeb\xee\x8b\x1b\xf5\xeb\x73\x37"
"\x34\x1b\x45\x9b\x39\x22";
const uint16_t listen_a = 20001;
const uint16_t listen_b = 20002;
const uint16_t listen_c = 20003;
const uint16_t af_inet = AF_INET;
const uint16_t af_inet6 = AF_INET6;
/* Unused, but useful in case we change this:
const struct sockaddr_in endpoint_a_v4 = {
.sin_family = AF_INET,
.sin_port = htons(listen_a),
.sin_addr = {htonl(INADDR_LOOPBACK)}};*/
const struct sockaddr_in endpoint_b_v4 = {
.sin_family = AF_INET,
.sin_port = htons(listen_b),
.sin_addr = {htonl(INADDR_LOOPBACK)}};
const struct sockaddr_in endpoint_c_v4 = {
.sin_family = AF_INET,
.sin_port = htons(listen_c),
.sin_addr = {htonl(INADDR_LOOPBACK)}};
struct sockaddr_in6 endpoint_a_v6 = {.sin6_family = AF_INET6,
.sin6_port = htons(listen_a)};
endpoint_a_v6.sin6_addr = in6addr_loopback;
/* Unused, but useful in case we change this:
const struct sockaddr_in6 endpoint_b_v6 = {
.sin6_family = AF_INET6,
.sin6_port = htons(listen_b)};
endpoint_b_v6.sin6_addr = in6addr_loopback; */
struct sockaddr_in6 endpoint_c_v6 = {.sin6_family = AF_INET6,
.sin6_port = htons(listen_c)};
endpoint_c_v6.sin6_addr = in6addr_loopback;
const struct in_addr first_half_v4 = {0};
const struct in_addr second_half_v4 = {htonl(128 << 24)};
const struct in6_addr first_half_v6 = {{{0}}};
const struct in6_addr second_half_v6 = {{{0x80}}};
const uint8_t half_cidr = 1;
const uint16_t persistent_keepalives[] = {1, 3, 7, 9, 14, 19};
struct genlmsghdr genlhdr = {.cmd = WG_CMD_SET_DEVICE, .version = 1};
int sock;
int id, err;
sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
if (sock == -1) {
return;
}
id = netlink_wireguard_id_get(&nlmsg, sock);
if (id == -1)
goto error;
netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_a, strlen(ifname_a) + 1);
netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_a, 32);
netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_a, 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4,
sizeof(endpoint_b_v4));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[0], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
sizeof(first_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
sizeof(first_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v6,
sizeof(endpoint_c_v6));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[1], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
sizeof(second_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
sizeof(second_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
err = netlink_send(&nlmsg, sock);
if (err) {
}
netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_b, strlen(ifname_b) + 1);
netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_b, 32);
netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_b, 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6,
sizeof(endpoint_a_v6));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[2], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
sizeof(first_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
sizeof(first_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v4,
sizeof(endpoint_c_v4));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[3], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
sizeof(second_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
sizeof(second_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
err = netlink_send(&nlmsg, sock);
if (err) {
}
netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_c, strlen(ifname_c) + 1);
netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_c, 32);
netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_c, 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6,
sizeof(endpoint_a_v6));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[4], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
sizeof(first_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
sizeof(first_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4,
sizeof(endpoint_b_v4));
netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
&persistent_keepalives[5], 2);
netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
sizeof(second_half_v4));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_nest(&nlmsg, NLA_F_NESTED | 0);
netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
sizeof(second_half_v6));
netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
netlink_done(&nlmsg);
err = netlink_send(&nlmsg, sock);
if (err) {
}
error:
close(sock);
}
static void initialize_netdevices(void)
{
char netdevsim[16];
sprintf(netdevsim, "netdevsim%d", (int)procid);
struct {
const char* type;
const char* dev;
} devtypes[] = {
{"ip6gretap", "ip6gretap0"}, {"bridge", "bridge0"},
{"vcan", "vcan0"}, {"bond", "bond0"},
{"team", "team0"}, {"dummy", "dummy0"},
{"nlmon", "nlmon0"}, {"caif", "caif0"},
{"batadv", "batadv0"}, {"vxcan", "vxcan1"},
{"netdevsim", netdevsim}, {"veth", 0},
{"xfrm", "xfrm0"}, {"wireguard", "wg0"},
{"wireguard", "wg1"}, {"wireguard", "wg2"},
};
const char* devmasters[] = {"bridge", "bond", "team", "batadv"};
struct {
const char* name;
int macsize;
bool noipv6;
} devices[] = {
{"lo", ETH_ALEN},
{"sit0", 0},
{"bridge0", ETH_ALEN},
{"vcan0", 0, true},
{"tunl0", 0},
{"gre0", 0},
{"gretap0", ETH_ALEN},
{"ip_vti0", 0},
{"ip6_vti0", 0},
{"ip6tnl0", 0},
{"ip6gre0", 0},
{"ip6gretap0", ETH_ALEN},
{"erspan0", ETH_ALEN},
{"bond0", ETH_ALEN},
{"veth0", ETH_ALEN},
{"veth1", ETH_ALEN},
{"team0", ETH_ALEN},
{"veth0_to_bridge", ETH_ALEN},
{"veth1_to_bridge", ETH_ALEN},
{"veth0_to_bond", ETH_ALEN},
{"veth1_to_bond", ETH_ALEN},
{"veth0_to_team", ETH_ALEN},
{"veth1_to_team", ETH_ALEN},
{"veth0_to_hsr", ETH_ALEN},
{"veth1_to_hsr", ETH_ALEN},
{"hsr0", 0},
{"dummy0", ETH_ALEN},
{"nlmon0", 0},
{"vxcan0", 0, true},
{"vxcan1", 0, true},
{"caif0", ETH_ALEN},
{"batadv0", ETH_ALEN},
{netdevsim, ETH_ALEN},
{"xfrm0", ETH_ALEN},
{"veth0_virt_wifi", ETH_ALEN},
{"veth1_virt_wifi", ETH_ALEN},
{"virt_wifi0", ETH_ALEN},
{"veth0_vlan", ETH_ALEN},
{"veth1_vlan", ETH_ALEN},
{"vlan0", ETH_ALEN},
{"vlan1", ETH_ALEN},
{"macvlan0", ETH_ALEN},
{"macvlan1", ETH_ALEN},
{"ipvlan0", ETH_ALEN},
{"ipvlan1", ETH_ALEN},
{"veth0_macvtap", ETH_ALEN},
{"veth1_macvtap", ETH_ALEN},
{"macvtap0", ETH_ALEN},
{"macsec0", ETH_ALEN},
{"veth0_to_batadv", ETH_ALEN},
{"veth1_to_batadv", ETH_ALEN},
{"batadv_slave_0", ETH_ALEN},
{"batadv_slave_1", ETH_ALEN},
{"geneve0", ETH_ALEN},
{"geneve1", ETH_ALEN},
{"wg0", 0},
{"wg1", 0},
{"wg2", 0},
};
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sock == -1)
exit(1);
unsigned i;
for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++)
netlink_add_device(&nlmsg, sock, devtypes[i].type, devtypes[i].dev);
for (i = 0; i < sizeof(devmasters) / (sizeof(devmasters[0])); i++) {
char master[32], slave0[32], veth0[32], slave1[32], veth1[32];
sprintf(slave0, "%s_slave_0", devmasters[i]);
sprintf(veth0, "veth0_to_%s", devmasters[i]);
netlink_add_veth(&nlmsg, sock, slave0, veth0);
sprintf(slave1, "%s_slave_1", devmasters[i]);
sprintf(veth1, "veth1_to_%s", devmasters[i]);
netlink_add_veth(&nlmsg, sock, slave1, veth1);
sprintf(master, "%s0", devmasters[i]);
netlink_device_change(&nlmsg, sock, slave0, false, master, 0, 0, NULL);
netlink_device_change(&nlmsg, sock, slave1, false, master, 0, 0, NULL);
}
netlink_device_change(&nlmsg, sock, "bridge_slave_0", true, 0, 0, 0, NULL);
netlink_device_change(&nlmsg, sock, "bridge_slave_1", true, 0, 0, 0, NULL);
netlink_add_veth(&nlmsg, sock, "hsr_slave_0", "veth0_to_hsr");
netlink_add_veth(&nlmsg, sock, "hsr_slave_1", "veth1_to_hsr");
netlink_add_hsr(&nlmsg, sock, "hsr0", "hsr_slave_0", "hsr_slave_1");
netlink_device_change(&nlmsg, sock, "hsr_slave_0", true, 0, 0, 0, NULL);
netlink_device_change(&nlmsg, sock, "hsr_slave_1", true, 0, 0, 0, NULL);
netlink_add_veth(&nlmsg, sock, "veth0_virt_wifi", "veth1_virt_wifi");
netlink_add_linked(&nlmsg, sock, "virt_wifi", "virt_wifi0",
"veth1_virt_wifi");
netlink_add_veth(&nlmsg, sock, "veth0_vlan", "veth1_vlan");
netlink_add_vlan(&nlmsg, sock, "vlan0", "veth0_vlan", 0, htons(ETH_P_8021Q));
netlink_add_vlan(&nlmsg, sock, "vlan1", "veth0_vlan", 1, htons(ETH_P_8021AD));
netlink_add_macvlan(&nlmsg, sock, "macvlan0", "veth1_vlan");
netlink_add_macvlan(&nlmsg, sock, "macvlan1", "veth1_vlan");
netlink_add_ipvlan(&nlmsg, sock, "ipvlan0", "veth0_vlan", IPVLAN_MODE_L2, 0);
netlink_add_ipvlan(&nlmsg, sock, "ipvlan1", "veth0_vlan", IPVLAN_MODE_L3S,
IPVLAN_F_VEPA);
netlink_add_veth(&nlmsg, sock, "veth0_macvtap", "veth1_macvtap");
netlink_add_linked(&nlmsg, sock, "macvtap", "macvtap0", "veth0_macvtap");
netlink_add_linked(&nlmsg, sock, "macsec", "macsec0", "veth1_macvtap");
char addr[32];
sprintf(addr, DEV_IPV4, 14 + 10);
struct in_addr geneve_addr4;
if (inet_pton(AF_INET, addr, &geneve_addr4) <= 0)
exit(1);
struct in6_addr geneve_addr6;
if (inet_pton(AF_INET6, "fc00::01", &geneve_addr6) <= 0)
exit(1);
netlink_add_geneve(&nlmsg, sock, "geneve0", 0, &geneve_addr4, 0);
netlink_add_geneve(&nlmsg, sock, "geneve1", 1, 0, &geneve_addr6);
netdevsim_add((int)procid, 4);
netlink_wireguard_setup();
for (i = 0; i < sizeof(devices) / (sizeof(devices[0])); i++) {
char addr[32];
sprintf(addr, DEV_IPV4, i + 10);
netlink_add_addr4(&nlmsg, sock, devices[i].name, addr);
if (!devices[i].noipv6) {
sprintf(addr, DEV_IPV6, i + 10);
netlink_add_addr6(&nlmsg, sock, devices[i].name, addr);
}
uint64_t macaddr = DEV_MAC + ((i + 10ull) << 40);
netlink_device_change(&nlmsg, sock, devices[i].name, true, 0, &macaddr,
devices[i].macsize, NULL);
}
close(sock);
}
static void initialize_netdevices_init(void)
{
int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sock == -1)
exit(1);
struct {
const char* type;
int macsize;
bool noipv6;
bool noup;
} devtypes[] = {
{"nr", 7, true}, {"rose", 5, true, true},
};
unsigned i;
for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++) {
char dev[32], addr[32];
sprintf(dev, "%s%d", devtypes[i].type, (int)procid);
sprintf(addr, "172.30.%d.%d", i, (int)procid + 1);
netlink_add_addr4(&nlmsg, sock, dev, addr);
if (!devtypes[i].noipv6) {
sprintf(addr, "fe88::%02x:%02x", i, (int)procid + 1);
netlink_add_addr6(&nlmsg, sock, dev, addr);
}
int macsize = devtypes[i].macsize;
uint64_t macaddr = 0xbbbbbb +
((unsigned long long)i << (8 * (macsize - 2))) +
(procid << (8 * (macsize - 1)));
netlink_device_change(&nlmsg, sock, dev, !devtypes[i].noup, 0, &macaddr,
macsize, NULL);
}
close(sock);
}
#define MAX_FDS 30
static void setup_common()
{
if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) {
}
}
static void loop();
static void sandbox_common()
{
prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
setpgrp();
setsid();
struct rlimit rlim;
rlim.rlim_cur = rlim.rlim_max = (200 << 20);
setrlimit(RLIMIT_AS, &rlim);
rlim.rlim_cur = rlim.rlim_max = 32 << 20;
setrlimit(RLIMIT_MEMLOCK, &rlim);
rlim.rlim_cur = rlim.rlim_max = 136 << 20;
setrlimit(RLIMIT_FSIZE, &rlim);
rlim.rlim_cur = rlim.rlim_max = 1 << 20;
setrlimit(RLIMIT_STACK, &rlim);
rlim.rlim_cur = rlim.rlim_max = 0;
setrlimit(RLIMIT_CORE, &rlim);
rlim.rlim_cur = rlim.rlim_max = 256;
setrlimit(RLIMIT_NOFILE, &rlim);
if (unshare(CLONE_NEWNS)) {
}
if (unshare(CLONE_NEWIPC)) {
}
if (unshare(0x02000000)) {
}
if (unshare(CLONE_NEWUTS)) {
}
if (unshare(CLONE_SYSVSEM)) {
}
typedef struct {
const char* name;
const char* value;
} sysctl_t;
static const sysctl_t sysctls[] = {
{"/proc/sys/kernel/shmmax", "16777216"},
{"/proc/sys/kernel/shmall", "536870912"},
{"/proc/sys/kernel/shmmni", "1024"},
{"/proc/sys/kernel/msgmax", "8192"},
{"/proc/sys/kernel/msgmni", "1024"},
{"/proc/sys/kernel/msgmnb", "1024"},
{"/proc/sys/kernel/sem", "1024 1048576 500 1024"},
};
unsigned i;
for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++)
write_file(sysctls[i].name, sysctls[i].value);
}
int wait_for_loop(int pid)
{
if (pid < 0)
exit(1);
int status = 0;
while (waitpid(-1, &status, __WALL) != pid) {
}
return WEXITSTATUS(status);
}
static void drop_caps(void)
{
struct __user_cap_header_struct cap_hdr = {};
struct __user_cap_data_struct cap_data[2] = {};
cap_hdr.version = _LINUX_CAPABILITY_VERSION_3;
cap_hdr.pid = getpid();
if (syscall(SYS_capget, &cap_hdr, &cap_data))
exit(1);
const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE);
cap_data[0].effective &= ~drop;
cap_data[0].permitted &= ~drop;
cap_data[0].inheritable &= ~drop;
if (syscall(SYS_capset, &cap_hdr, &cap_data))
exit(1);
}
static int do_sandbox_none(void)
{
if (unshare(CLONE_NEWPID)) {
}
int pid = fork();
if (pid != 0)
return wait_for_loop(pid);
setup_common();
sandbox_common();
drop_caps();
initialize_netdevices_init();
if (unshare(CLONE_NEWNET)) {
}
initialize_netdevices();
loop();
exit(1);
}
static void kill_and_wait(int pid, int* status)
{
kill(-pid, SIGKILL);
kill(pid, SIGKILL);
int i;
for (i = 0; i < 100; i++) {
if (waitpid(-1, status, WNOHANG | __WALL) == pid)
return;
usleep(1000);
}
DIR* dir = opendir("/sys/fs/fuse/connections");
if (dir) {
for (;;) {
struct dirent* ent = readdir(dir);
if (!ent)
break;
if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
continue;
char abort[300];
snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort",
ent->d_name);
int fd = open(abort, O_WRONLY);
if (fd == -1) {
continue;
}
if (write(fd, abort, 1) < 0) {
}
close(fd);
}
closedir(dir);
} else {
}
while (waitpid(-1, status, __WALL) != pid) {
}
}
static void setup_test()
{
prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
setpgrp();
write_file("/proc/self/oom_score_adj", "1000");
}
static void close_fds()
{
int fd;
for (fd = 3; fd < MAX_FDS; fd++)
close(fd);
}
struct thread_t {
int created, call;
event_t ready, done;
};
static struct thread_t threads[16];
static void execute_call(int call);
static int running;
static void* thr(void* arg)
{
struct thread_t* th = (struct thread_t*)arg;
for (;;) {
event_wait(&th->ready);
event_reset(&th->ready);
execute_call(th->call);
__atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
event_set(&th->done);
}
return 0;
}
static void execute_one(void)
{
int i, call, thread;
for (call = 0; call < 6; call++) {
for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0]));
thread++) {
struct thread_t* th = &threads[thread];
if (!th->created) {
th->created = 1;
event_init(&th->ready);
event_init(&th->done);
event_set(&th->done);
thread_start(thr, th);
}
if (!event_isset(&th->done))
continue;
event_reset(&th->done);
th->call = call;
__atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
event_set(&th->ready);
event_timedwait(&th->done, 45);
break;
}
}
for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
sleep_ms(1);
close_fds();
}
static void execute_one(void);
#define WAIT_FLAGS __WALL
static void loop(void)
{
int iter;
for (iter = 0;; iter++) {
int pid = fork();
if (pid < 0)
exit(1);
if (pid == 0) {
setup_test();
execute_one();
exit(0);
}
int status = 0;
uint64_t start = current_time_ms();
for (;;) {
if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
break;
sleep_ms(1);
if (current_time_ms() - start < 5 * 1000)
continue;
kill_and_wait(pid, &status);
break;
}
}
}
uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff};
void execute_call(int call)
{
intptr_t res;
switch (call) {
case 0:
res = syscall(__NR_socket, 0x10ul, 3ul, 0x14ul);
if (res != -1)
r[0] = res;
break;
case 1:
*(uint64_t*)0x200031c0 = 0;
*(uint32_t*)0x200031c8 = 0;
*(uint64_t*)0x200031d0 = 0x20003180;
*(uint64_t*)0x20003180 = 0x20000000;
*(uint32_t*)0x20000000 = 0x38;
*(uint16_t*)0x20000004 = 0x1403;
*(uint16_t*)0x20000006 = 1;
*(uint32_t*)0x20000008 = 0;
*(uint32_t*)0x2000000c = 0;
*(uint16_t*)0x20000010 = 9;
*(uint16_t*)0x20000012 = 2;
memcpy((void*)0x20000014, "syz1\000", 5);
*(uint16_t*)0x2000001c = 8;
*(uint16_t*)0x2000001e = 0x41;
memcpy((void*)0x20000020, "siw\000", 4);
*(uint16_t*)0x20000024 = 0x14;
*(uint16_t*)0x20000026 = 0x33;
memcpy((void*)0x20000028,
"lo\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 16);
*(uint64_t*)0x20003188 = 0x38;
*(uint64_t*)0x200031d8 = 1;
*(uint64_t*)0x200031e0 = 0;
*(uint64_t*)0x200031e8 = 0;
*(uint32_t*)0x200031f0 = 0;
syscall(__NR_sendmsg, r[0], 0x200031c0ul, 0ul);
break;
case 2:
memcpy((void*)0x20000140, "/dev/infiniband/rdma_cm\000", 24);
res = syscall(__NR_openat, 0xffffffffffffff9cul, 0x20000140ul, 2ul, 0ul);
if (res != -1)
r[1] = res;
break;
case 3:
*(uint32_t*)0x200000c0 = 0;
*(uint16_t*)0x200000c4 = 0x18;
*(uint16_t*)0x200000c6 = 0xfa00;
*(uint64_t*)0x200000c8 = 0;
*(uint64_t*)0x200000d0 = 0x20000080;
*(uint16_t*)0x200000d8 = 0x13f;
*(uint8_t*)0x200000da = 0;
*(uint8_t*)0x200000db = 0;
*(uint8_t*)0x200000dc = 0;
*(uint8_t*)0x200000dd = 0;
*(uint8_t*)0x200000de = 0;
*(uint8_t*)0x200000df = 0;
res = syscall(__NR_write, r[1], 0x200000c0ul, 0x20ul);
if (res != -1)
r[2] = *(uint32_t*)0x20000080;
break;
case 4:
*(uint32_t*)0x200001c0 = 0x14;
*(uint16_t*)0x200001c4 = 0x88;
*(uint16_t*)0x200001c6 = 0xfa00;
*(uint32_t*)0x200001c8 = r[2];
*(uint16_t*)0x200001cc = 0x1c;
*(uint16_t*)0x200001ce = 0;
*(uint16_t*)0x200001d0 = 0xa;
*(uint16_t*)0x200001d2 = htobe16(0);
*(uint32_t*)0x200001d4 = htobe32(0);
*(uint8_t*)0x200001d8 = 0xfe;
*(uint8_t*)0x200001d9 = 0x80;
*(uint8_t*)0x200001da = 0;
*(uint8_t*)0x200001db = 0;
*(uint8_t*)0x200001dc = 0;
*(uint8_t*)0x200001dd = 0;
*(uint8_t*)0x200001de = 0;
*(uint8_t*)0x200001df = 0;
*(uint8_t*)0x200001e0 = 0;
*(uint8_t*)0x200001e1 = 0;
*(uint8_t*)0x200001e2 = 0;
*(uint8_t*)0x200001e3 = 0;
*(uint8_t*)0x200001e4 = 0;
*(uint8_t*)0x200001e5 = 0;
*(uint8_t*)0x200001e6 = 0;
*(uint8_t*)0x200001e7 = 0;
*(uint32_t*)0x200001e8 = 1;
syscall(__NR_write, r[1], 0x200001c0ul, 0x90ul);
break;
case 5:
*(uint32_t*)0x20000100 = 7;
*(uint16_t*)0x20000104 = 8;
*(uint16_t*)0x20000106 = 0xfa00;
*(uint32_t*)0x20000108 = r[2];
*(uint32_t*)0x2000010c = 0;
syscall(__NR_write, r[1], 0x20000100ul, 0x10ul);
break;
}
}
int main(void)
{
syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 3ul, 0x32ul, -1, 0);
for (procid = 0; procid < 6; procid++) {
if (fork() == 0) {
do_sandbox_none();
}
}
sleep(1000000);
return 0;
}
|
the_stack_data/103395.c | #include <stdlib.h>
#include <stdio.h>
#include <math.h>
int sumDivisors(int);
int main(int argc, char *argv[]) {
int i, sum = 0;
for (i = 2; i < 10000; i++) {
int b = sumDivisors(i);
if (i < b && sumDivisors(b) == i) {
sum += b + i;
}
}
printf("Solution: %d.\n", sum);
return EXIT_SUCCESS;
}
int sumDivisors(int n) {
int i, sum = 0;
for (i = 1; i <= sqrt(n); i++) {
if (n % i == 0) {
sum += i;
if (i > 1) {
sum += n / i;
}
}
}
return sum;
}
|
the_stack_data/83920.c | #include <stdio.h> /* printf(3), perror(3) */
#include <signal.h> /* sigfillset(3), sigismember(3), sigpending(2), sigemptyset(3), sigprocmask(2) */
#include <stdlib.h> /* atoi(3) */
#include <unistd.h> /* sleep(3), unlink(2) */
/* gcc -Wall -g deleter.c -o deleter */
int main(int argc, char **argv) {
sigset_t set, pending;
int secs, delete = 1;
if (argc != 2) {
printf("Invalid number of arguments.\nUsage: ./deleter \"<seconds>\"\n");
return -1;
}
if (sigfillset(&set) < 0) {
perror("sigfillset");
return -1;
}
if (sigprocmask(SIG_BLOCK, &set, NULL) < 0) {
perror("sigprocmask");
return -1;
}
/* Protected code */
secs = atoi(argv[1]);
sleep(secs);
if (sigpending(&pending) < 0) {
perror("sigpending");
return -1;
}
if (sigismember(&pending, SIGUSR1) == 1) {
printf("SIGUSR1 received\n");
delete = 0;
}
if (sigemptyset(&set) < 0) {
perror("sigemptyset");
return -1;
}
if (sigprocmask(SIG_UNBLOCK, &set, NULL) < 0) {
perror("sigprocmask");
return -1;
}
if (delete == 1) {
printf("Deleting file.\n");
unlink(argv[0]);
}
else
printf("Aborting file deletion.\n");
return 0;
}
|
the_stack_data/231394185.c | #include <stdio.h>
int main()
{
int n = 1, m = 100, i, count = 0, sum = 0;
for (i = n; i <= m; i++)
{
if (i % 2 != 0 && i % 3 != 0)
{
printf("I: %d\n", i);
count++;
sum = sum + i;
}
}
printf("Count: %d\n", count);
printf("Sum: %d\n", sum);
}
|
the_stack_data/90762245.c | // possible deadlock in SyS_perf_event_open
// https://syzkaller.appspot.com/bug?id=cd31fd38dd99d96b591a456c0b426bd104a922a3
// status:open
// autogenerated by syzkaller (https://github.com/google/syzkaller)
#define _GNU_SOURCE
#include <endian.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>
#define BITMASK(bf_off, bf_len) (((1ull << (bf_len)) - 1) << (bf_off))
#define STORE_BY_BITMASK(type, htobe, addr, val, bf_off, bf_len) \
*(type*)(addr) = \
htobe((htobe(*(type*)(addr)) & ~BITMASK((bf_off), (bf_len))) | \
(((type)(val) << (bf_off)) & BITMASK((bf_off), (bf_len))))
uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff};
int main(void)
{
syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0);
long res = 0;
*(uint32_t*)0x20000200 = 7;
*(uint32_t*)0x20000204 = 0x70;
*(uint8_t*)0x20000208 = 2;
*(uint8_t*)0x20000209 = 0;
*(uint8_t*)0x2000020a = 0;
*(uint8_t*)0x2000020b = 0;
*(uint32_t*)0x2000020c = 0;
*(uint64_t*)0x20000210 = 0;
*(uint64_t*)0x20000218 = 0;
*(uint64_t*)0x20000220 = 0;
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 0, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0x2000, 1, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 2, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 3, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 4, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 5, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 6, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 7, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 8, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 9, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 10, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 11, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 12, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 13, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 14, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 15, 2);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 17, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 18, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 19, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 20, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 21, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 22, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 23, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 24, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 25, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 26, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 27, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 28, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 29, 35);
*(uint32_t*)0x20000230 = 0;
*(uint32_t*)0x20000234 = 0;
*(uint64_t*)0x20000238 = 0;
*(uint64_t*)0x20000240 = 0;
*(uint64_t*)0x20000248 = 0;
*(uint64_t*)0x20000250 = 0;
*(uint32_t*)0x20000258 = 0;
*(uint32_t*)0x2000025c = 0;
*(uint64_t*)0x20000260 = 0;
*(uint32_t*)0x20000268 = 0;
*(uint16_t*)0x2000026c = 0;
*(uint16_t*)0x2000026e = 0;
res = syscall(__NR_perf_event_open, 0x20000200, -1, 0, -1, 0);
if (res != -1)
r[0] = res;
*(uint32_t*)0x20000040 = 1;
*(uint32_t*)0x20000044 = 0x70;
*(uint8_t*)0x20000048 = 8;
*(uint8_t*)0x20000049 = 0;
*(uint8_t*)0x2000004a = 0;
*(uint8_t*)0x2000004b = 0;
*(uint32_t*)0x2000004c = 0;
*(uint64_t*)0x20000050 = 0;
*(uint64_t*)0x20000058 = 0;
*(uint64_t*)0x20000060 = 0;
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 0, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 1, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 2, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 3, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0x400000000, 4, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 5, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 6, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 7, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 8, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 9, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 10, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 2, 11, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 12, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 13, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 14, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 15, 2);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 17, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 18, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 19, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 20, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 21, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 22, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 23, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 24, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 25, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 26, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 27, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 28, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000068, 0, 29, 35);
*(uint32_t*)0x20000070 = 0;
*(uint32_t*)0x20000074 = 1;
*(uint64_t*)0x20000078 = 0;
*(uint64_t*)0x20000080 = 0;
*(uint64_t*)0x20000088 = 0;
*(uint64_t*)0x20000090 = 0;
*(uint32_t*)0x20000098 = 0;
*(uint32_t*)0x2000009c = 0;
*(uint64_t*)0x200000a0 = 3;
*(uint32_t*)0x200000a8 = 0;
*(uint16_t*)0x200000ac = 0;
*(uint16_t*)0x200000ae = 0;
syscall(__NR_perf_event_open, 0x20000040, -1, 0, r[0], 0);
*(uint32_t*)0x20000280 = 2;
*(uint32_t*)0x20000284 = 0x70;
*(uint8_t*)0x20000288 = 0x6a;
*(uint8_t*)0x20000289 = 0;
*(uint8_t*)0x2000028a = 0;
*(uint8_t*)0x2000028b = 0;
*(uint32_t*)0x2000028c = 0;
*(uint64_t*)0x20000290 = 0;
*(uint64_t*)0x20000298 = 0;
*(uint64_t*)0x200002a0 = 0;
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 0, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 1, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 2, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 3, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 4, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 5, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 6, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 7, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 8, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 9, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 10, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 11, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 12, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 13, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 14, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 15, 2);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 17, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 18, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 19, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 20, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 21, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 22, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 23, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 24, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 25, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 26, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 27, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 28, 1);
STORE_BY_BITMASK(uint64_t, , 0x200002a8, 0, 29, 35);
*(uint32_t*)0x200002b0 = 0;
*(uint32_t*)0x200002b4 = 0;
*(uint64_t*)0x200002b8 = 0;
*(uint64_t*)0x200002c0 = 0;
*(uint64_t*)0x200002c8 = 0;
*(uint64_t*)0x200002d0 = 0;
*(uint32_t*)0x200002d8 = 0;
*(uint32_t*)0x200002dc = 0;
*(uint64_t*)0x200002e0 = 0;
*(uint32_t*)0x200002e8 = 0;
*(uint16_t*)0x200002ec = 0;
*(uint16_t*)0x200002ee = 0;
res = syscall(__NR_perf_event_open, 0x20000280, -1, 0, -1, 0);
if (res != -1)
r[1] = res;
*(uint32_t*)0x20000200 = 7;
*(uint32_t*)0x20000204 = 0x70;
*(uint8_t*)0x20000208 = 4;
*(uint8_t*)0x20000209 = 0;
*(uint8_t*)0x2000020a = 0;
*(uint8_t*)0x2000020b = 0;
*(uint32_t*)0x2000020c = 0;
*(uint64_t*)0x20000210 = 0;
*(uint64_t*)0x20000218 = 0;
*(uint64_t*)0x20000220 = 0;
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 0, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 1, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 2, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 3, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 4, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 5, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 6, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 7, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 8, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 9, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 10, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 11, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 12, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 13, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 14, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 15, 2);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 17, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 18, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 19, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 20, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 21, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 22, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 23, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 24, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 25, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 26, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 27, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 28, 1);
STORE_BY_BITMASK(uint64_t, , 0x20000228, 0, 29, 35);
*(uint32_t*)0x20000230 = 0;
*(uint32_t*)0x20000234 = 0;
*(uint64_t*)0x20000238 = 0;
*(uint64_t*)0x20000240 = 0;
*(uint64_t*)0x20000248 = 0;
*(uint64_t*)0x20000250 = 0;
*(uint32_t*)0x20000258 = 0;
*(uint32_t*)0x2000025c = 0;
*(uint64_t*)0x20000260 = 0;
*(uint32_t*)0x20000268 = 0;
*(uint16_t*)0x2000026c = 0;
*(uint16_t*)0x2000026e = 0;
syscall(__NR_perf_event_open, 0x20000200, -1, 0, r[1], 0);
return 0;
}
|
the_stack_data/107952959.c | #include <stdbool.h>
#define UNDERFLOW -2
#define OVERFLOW -1
int d2zx(unsigned char *out, double in) {
long mantissa;
bool sign = in < 0;
if(sign) in = -in;
out[0]=0x80;
while(in < 0.5) {
in *= 2.0;
out[0]--;
if(!out[0]) return UNDERFLOW;
}
while(in >= 1) {
in *= 0.5;
out[0]++;
if(!out[0]) return OVERFLOW;
}
in *= 0x100000000l;
in += 0.5;
mantissa = in;
out[1] = mantissa >> 24;
mantissa &= 0xFFFFFFl;
out[2] = mantissa >> 16;
mantissa &= 0xFFFFl;
out[3] = mantissa >> 8;
mantissa &= 0xFFl;
out[4] = mantissa;
if(!sign) out[1] &= 0x7F;
return 0;
}
|
the_stack_data/563277.c | #include <stdio.h>
#include <time.h>
int main(void){
time_t t = time(NULL);
struct tm tm = *localtime(&t);
printf("now: %d-%d-%d %d:%d:%d\n",
tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
tm.tm_hour, tm.tm_min, tm.tm_sec);
return 0;
}
|
the_stack_data/14768.c | #include <stdio.h>
#include <stdlib.h>
struct cadastro {
char nome[20], rua[20];
int idade;
};
int main() {
FILE * f;
f = fopen("arquivo5.txt", "wb");
if(f == NULL) {
printf("Erro na abetura do arquivo\n");
system("pause");
exit(1);
}
struct cadastro c1,c2[4] = {
"Ricardo", "Rua 1", 31,
"Carlos", "Rua 2", 28,
"Ana", "Rua 3", 45,
"Bianca", "Rua 4", 32};
fwrite(c2, sizeof(struct cadastro), 4, f);
fclose(f);
f = fopen("arquivo5.txt", "rb");
if(f == NULL) {
printf("Erro na abetura do arquivo\n");
system("pause");
exit(1);
}
fseek(f, 2*sizeof(struct cadastro), SEEK_SET);
fread(&c1, sizeof(struct cadastro), 1, f);
printf("%s\n%s\n%d\n", c1.nome, c1.rua, c1.idade);
fclose(f);
system("pause");
return 0;
} |
the_stack_data/34512455.c | // Placeholder. See ../default/keymap.c for details
|
the_stack_data/89201523.c | // +build cgo
//
// formated with indent -linux nsenter.c
#include <errno.h>
#include <fcntl.h>
#include <linux/limits.h>
#include <linux/sched.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/prctl.h>
#include <sys/types.h>
#include <unistd.h>
#include <getopt.h>
static const kBufSize = 256;
static const char *kNsEnter = "nsenter";
void get_args(int *argc, char ***argv)
{
// Read argv
int fd = open("/proc/self/cmdline", O_RDONLY);
// Read the whole commandline.
ssize_t contents_size = 0;
ssize_t contents_offset = 0;
char *contents = NULL;
ssize_t bytes_read = 0;
do {
contents_size += kBufSize;
contents = (char *)realloc(contents, contents_size);
bytes_read =
read(fd, contents + contents_offset,
contents_size - contents_offset);
contents_offset += bytes_read;
}
while (bytes_read > 0);
close(fd);
// Parse the commandline into an argv. /proc/self/cmdline has \0 delimited args.
ssize_t i;
*argc = 0;
for (i = 0; i < contents_offset; i++) {
if (contents[i] == '\0') {
(*argc)++;
}
}
*argv = (char **)malloc(sizeof(char *) * ((*argc) + 1));
int idx;
for (idx = 0; idx < (*argc); idx++) {
(*argv)[idx] = contents;
contents += strlen(contents) + 1;
}
(*argv)[*argc] = NULL;
}
// Use raw setns syscall for versions of glibc that don't include it (namely glibc-2.12)
#if __GLIBC__ == 2 && __GLIBC_MINOR__ < 14
#define _GNU_SOURCE
#include <sched.h>
#include "syscall.h"
#ifdef SYS_setns
int setns(int fd, int nstype)
{
return syscall(SYS_setns, fd, nstype);
}
#endif
#endif
void print_usage()
{
fprintf(stderr,
"nsenter --nspid <pid> --console <console> -- cmd1 arg1 arg2...\n");
}
void nsenter()
{
int argc, c;
char **argv;
get_args(&argc, &argv);
// check argv 0 to ensure that we are supposed to setns
// we use strncmp to test for a value of "nsenter" but also allows alternate implmentations
// after the setns code path to continue to use the argv 0 to determine actions to be run
// resulting in the ability to specify "nsenter-mknod", "nsenter-exec", etc...
if (strncmp(argv[0], kNsEnter, strlen(kNsEnter)) != 0) {
return;
}
#ifdef PR_SET_CHILD_SUBREAPER
if (prctl(PR_SET_CHILD_SUBREAPER, 1, 0, 0, 0) == -1) {
fprintf(stderr, "nsenter: failed to set child subreaper: %s",
strerror(errno));
exit(1);
}
#endif
static const struct option longopts[] = {
{"nspid", required_argument, NULL, 'n'},
{"console", required_argument, NULL, 't'},
{NULL, 0, NULL, 0}
};
pid_t init_pid = -1;
char *init_pid_str = NULL;
char *console = NULL;
while ((c = getopt_long_only(argc, argv, "n:c:", longopts, NULL)) != -1) {
switch (c) {
case 'n':
init_pid_str = optarg;
break;
case 't':
console = optarg;
break;
}
}
if (init_pid_str == NULL) {
print_usage();
exit(1);
}
init_pid = strtol(init_pid_str, NULL, 10);
if ((init_pid == 0 && errno == EINVAL) || errno == ERANGE) {
fprintf(stderr,
"nsenter: Failed to parse PID from \"%s\" with output \"%d\" and error: \"%s\"\n",
init_pid_str, init_pid, strerror(errno));
print_usage();
exit(1);
}
argc -= 3;
argv += 3;
if (setsid() == -1) {
fprintf(stderr, "setsid failed. Error: %s\n", strerror(errno));
exit(1);
}
// before we setns we need to dup the console
int consolefd = -1;
if (console != NULL) {
consolefd = open(console, O_RDWR);
if (consolefd < 0) {
fprintf(stderr,
"nsenter: failed to open console %s %s\n",
console, strerror(errno));
exit(1);
}
}
// Setns on all supported namespaces.
char ns_dir[PATH_MAX];
memset(ns_dir, 0, PATH_MAX);
snprintf(ns_dir, PATH_MAX - 1, "/proc/%d/ns/", init_pid);
char *namespaces[] = { "ipc", "uts", "net", "pid", "mnt" };
const int num = sizeof(namespaces) / sizeof(char *);
int i;
for (i = 0; i < num; i++) {
char buf[PATH_MAX];
memset(buf, 0, PATH_MAX);
snprintf(buf, PATH_MAX - 1, "%s%s", ns_dir, namespaces[i]);
int fd = open(buf, O_RDONLY);
if (fd == -1) {
// Ignore nonexistent namespaces.
if (errno == ENOENT)
continue;
fprintf(stderr,
"nsenter: Failed to open ns file \"%s\" for ns \"%s\" with error: \"%s\"\n",
buf, namespaces[i], strerror(errno));
exit(1);
}
// Set the namespace.
if (setns(fd, 0) == -1) {
fprintf(stderr,
"nsenter: Failed to setns for \"%s\" with error: \"%s\"\n",
namespaces[i], strerror(errno));
exit(1);
}
close(fd);
}
// We must fork to actually enter the PID namespace.
int child = fork();
if (child == 0) {
if (consolefd != -1) {
if (dup2(consolefd, STDIN_FILENO) != 0) {
fprintf(stderr, "nsenter: failed to dup 0 %s\n",
strerror(errno));
exit(1);
}
if (dup2(consolefd, STDOUT_FILENO) != STDOUT_FILENO) {
fprintf(stderr, "nsenter: failed to dup 1 %s\n",
strerror(errno));
exit(1);
}
if (dup2(consolefd, STDERR_FILENO) != STDERR_FILENO) {
fprintf(stderr, "nsenter: failed to dup 2 %s\n",
strerror(errno));
exit(1);
}
}
// Finish executing, let the Go runtime take over.
return;
} else {
// Parent, wait for the child.
int status = 0;
if (waitpid(child, &status, 0) == -1) {
fprintf(stderr,
"nsenter: Failed to waitpid with error: \"%s\"\n",
strerror(errno));
exit(1);
}
// Forward the child's exit code or re-send its death signal.
if (WIFEXITED(status)) {
exit(WEXITSTATUS(status));
} else if (WIFSIGNALED(status)) {
kill(getpid(), WTERMSIG(status));
}
exit(1);
}
return;
}
|
the_stack_data/192330737.c | /* Exercise 1 - Calculations
Write a C program to input marks of two subjects. Calculate and print the average of the two marks. */
#include <stdio.h>
int main() {
int sub1,sub2;
float avg;
printf("Enter the sub1 markes: ");
scanf("%d", &sub1);
printf("Enter the sub2 markes: ");
scanf("%d", &sub2);
avg = (sub1 + sub2)/ 2.0;
printf("average is = %.2f", avg);
return 0;
}
|
the_stack_data/494580.c | #include<stdio.h>
int main()
{
int i = 1;
for(;i<=100 && i>=-100;){
printf("%d ",i);
i*=2;
}
return 0;
}
|
the_stack_data/59674.c | /************complex number addition using structure**************/
#include<stdio.h>
main(){
struct complex
{
int real;
int imag;
};
struct complex no1,no2,sum;
printf("Enter the real part for 1st no\n");
scanf("%d",&no1.real);
printf("Enter the imaginary part for 1st no.\n");
scanf("%d",&no1.imag);
printf("Enter the real part for 2st no\n");
scanf("%d",&no2.real);
printf("Enter imaginary part for 2nd no.\n");
scanf("%d",&no2.imag);
sum.real=no1.real + no2.real;
sum.imag = no1.imag + no2.imag;
printf("\ncomplex no is %d + %dj", sum.real,sum.imag);
} |
the_stack_data/125140424.c | #include <stdio.h>
#include <string.h>
#include <stdint.h>
#define SINCN 3
#define DECIMATION_MAX 128
uint32_t div_const = 0;
uint32_t sinc[DECIMATION_MAX * SINCN];
uint32_t sinc1[DECIMATION_MAX];
uint32_t sinc2[DECIMATION_MAX * 2];
uint32_t coef[SINCN][DECIMATION_MAX];
int32_t lut[256][DECIMATION_MAX / 8][SINCN];
void convolve(uint32_t Signal[/* SignalLen */], unsigned short SignalLen,
uint32_t Kernel[/* KernelLen */], unsigned short KernelLen,
uint32_t Result[/* SignalLen + KernelLen - 1 */])
{
uint16_t n;
for (n = 0; n < SignalLen + KernelLen - 1; n++)
{
unsigned short kmin, kmax, k;
Result[n] = 0;
kmin = (n >= KernelLen - 1) ? n - (KernelLen - 1) : 0;
kmax = (n < SignalLen - 1) ? n : SignalLen - 1;
for (k = kmin; k <= kmax; k++) {
Result[n] += Signal[k] * Kernel[n - k];
}
}
}
void gen_table(uint32_t decimation)
{
uint16_t i, j;
int64_t sum = 0;
for (i = 0; i < decimation; i++) {
sinc1[i] = 1;
}
sinc[0] = 0;
sinc[decimation * SINCN - 1] = 0;
convolve(sinc1, decimation, sinc1, decimation, sinc2);
convolve(sinc2, decimation * 2 - 1, sinc1, decimation, &sinc[1]);
for(j = 0; j < SINCN; j++) {
for (i = 0; i < decimation; i++) {
coef[j][i] = sinc[j * decimation + i];
sum += sinc[j * decimation + i];
}
}
/* Look-Up Table. */
uint16_t c, d, s;
for (s = 0; s < SINCN; s++)
{
uint32_t *coef_p = &coef[s][0];
for (c = 0; c < 256; c++)
for (d = 0; d < decimation / 8; d++)
lut[c][d][s] = ((c >> 7) ) * coef_p[d * 8 ] +
((c >> 6) & 0x01) * coef_p[d * 8 + 1] +
((c >> 5) & 0x01) * coef_p[d * 8 + 2] +
((c >> 4) & 0x01) * coef_p[d * 8 + 3] +
((c >> 3) & 0x01) * coef_p[d * 8 + 4] +
((c >> 2) & 0x01) * coef_p[d * 8 + 5] +
((c >> 1) & 0x01) * coef_p[d * 8 + 6] +
((c ) & 0x01) * coef_p[d * 8 + 7];
}
printf("const int32_t pdm_lut%d[256][DECIMATION_MAX / 8][SINCN] = {", decimation);
for (int c = 0; c < 256; c++) {
printf("\n\t{");
for (d = 0; d < DECIMATION_MAX / 8; d++) {
printf("{");
for (int s = 0; s < SINCN; s++) {
printf("%ld", lut[c][d][s]);
if (s+1 < SINCN) {
printf(", ");
}
}
printf("}");
if (d+1 < (DECIMATION_MAX / 8)) {
printf(", ");
}
}
printf("}");
if (c+1 < 256) {
printf(", ");
}
}
printf("\n};\n");
}
int main(int argc, char **argv) {
printf("#ifdef USE_LUT\n");
printf("#include <stdint.h>\n");
gen_table(64);
printf("\n");
gen_table(128);
printf("#endif //USE_LUT\n");
return 0;
}
|
the_stack_data/1773.c | #include <stdio.h>
int main(void)
{
float loan, rate, rate_per_month,payment_per_month;
printf("Enter amount of loan: ");
scanf("%f", &loan);
printf("Enter interest rate: ");
scanf("%f", &rate);
rate_per_month = rate / 12.0f / 100.f;
printf("Enter monthly payment: ");
scanf("%f", &payment_per_month);
// first month
loan = loan - payment_per_month + loan * rate_per_month;
printf("Balance remaining after first payment: $%.2f\n", loan);
loan = loan - payment_per_month + loan * rate_per_month;
printf("Balance remaining after second payment: $%.2f\n", loan);
loan = loan - payment_per_month + loan * rate_per_month;
printf("Balance remaining after third payment: $%.2f\n", loan);
return 0;
} |
the_stack_data/29826226.c | #include <stdio.h>
#include <stdlib.h>
typedef struct dataNode
{
float id;
} DataNode;
typedef struct node
{
DataNode data;
struct node *next;
} Node;
typedef struct list
{
int size;
Node *head;
} Lista;
Lista *creatLista1()
{
Lista *l = (Lista *)malloc(sizeof(Lista));
l->size = 0;
l->head = NULL;
return l;
}
void push(Lista *l, DataNode data)
{
Node *node = (Node *)malloc(sizeof(Node));
node->data = data;
node->next = l->head;
l->head = node;
}
void printLista(Lista *l)
{
Node *pointer = l->head;
while (pointer != NULL)
{
printf("%.1f ", pointer->data.id);
pointer = pointer->next;
}
printf("\n");
}
Node *atPos(Lista *l, int index)
{ //devolve o que tem na posicao que eu peço
if (index >= 0 && index < l->size)
{
Node *node = l->head;
int i;
for (i = 0; i < index; i++)
node = node->next;
return node;
}
return NULL;
}
int comprimento(Lista *l)
{
Node *pointer = atPos(l, 0);
if (pointer != NULL)
{
//Node* maxNode = pointer;
int cont = 0;
while (pointer != NULL)
{
cont += 1;
pointer = pointer->next;
}
return cont;
}
}
Lista *merge(Lista *l1, Lista *l2)
{
Node *t1 = l1->head;
Node *a1 = l2->head;
Node *t2 = l1->head->next;
Node *a2 = l2->head->next;
/*printf("lista 1: ");
printLista(list1);
printf("lista 2: ");
printLista(list2);*/
while ((t2 != NULL) && (a2 != NULL))
{
t1->next = a1;
a1->next = t2;
t1 = t2;
t2 = t2->next;
a1 = a2;
a2 = a2->next;
}
t1->next = a1;
if (a2 == NULL)
{
a1->next = t2;
}
l2->head = NULL;
//printf("lista merge: ");
printLista(l1);
}
int main()
{
Lista *l1 = creatLista1();
Lista *l2 = creatLista1();
DataNode data;
int tam1, tam2, i;
scanf("%d", &tam1);
l1->size = tam1;
for (i = 0; i < tam1; i++)
{
scanf("%f", &data.id);
push(l1, data);
}
scanf("%d", &tam2);
l2->size = tam2;
for (i = 0; i < tam2; i++)
{
scanf("%f", &data.id);
push(l2, data);
}
merge(l1, l2);
} |
the_stack_data/139987.c | #include <sys/stat.h>
int futimens(int fd, const struct timespec times[2])
{
return utimensat(fd, 0, times, 0);
}
|
the_stack_data/215769083.c | #include <stdio.h>
#include <stdlib.h>
double kelvinToCelsius(double k){
return k - 273.15;
}
double kelvinToFahrenheit(double k){
return k * 1.8 - 459.67;
}
double kelvinToRankine(double k){
return k * 1.8;
}
void convertKelvin(double kelvin) {
printf("K %.2f\n", kelvin);
printf("C %.2f\n", kelvinToCelsius(kelvin));
printf("F %.2f\n", kelvinToFahrenheit(kelvin));
printf("R %.2f", kelvinToRankine(kelvin));
}
int main(int argc, const char * argv[])
{
if (argc > 1) {
double kelvin = atof(argv[1]);
convertKelvin(kelvin);
}
return 0;
}
|
the_stack_data/76701348.c | #include <string.h>
char *__stpcpy(char *, const char *);
char *strcpy(char *restrict dest, const char *restrict src)
{
#if 1
__stpcpy(dest, src);
return dest;
#else
const unsigned char *s = src;
unsigned char *d = dest;
while ((*d++ = *s++));
return dest;
#endif
}
|
the_stack_data/975566.c | /* content of file testdb01.db */
unsigned char data001[] = {
83, 81, 76,105,116,101, 32,102,111,114,109, 97,116, 32, 51, 0, 2, 0, 1,
1, 0, 64, 32, 32, 0, 0, 0, 2, 0, 0, 0, 35, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 31, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
2, 0, 46, 32,152, 5, 0, 0, 0, 7, 1,221, 0, 0, 0, 0, 35, 1,251,
1,246, 1,241, 1,236, 1,231, 1,226, 1,221, 84, 4, 7, 23, 17, 17, 1,
129, 19,116, 97, 98,108,101,116, 52,116, 52, 5, 67, 82, 69, 65, 84, 69, 32,
84, 65, 66, 76, 69, 32,116, 52, 40, 97, 32, 73, 78, 84, 32, 85, 78, 73, 81,
85, 69, 32, 78, 79, 84, 32, 78, 85, 76, 76, 44, 32, 98, 32, 73, 78, 84, 32,
85, 78, 73, 81, 85, 69, 32, 78, 79, 84, 32, 78, 85, 76, 76, 44, 99, 44,100,
44,101, 41, 35, 6, 6, 23, 55, 17, 1, 0,105,110,100,101,120,115,113,108,
105,116,101, 95, 97,117,116,111,105,110,100,101,120, 95,116, 52, 95, 50,116,
52, 7, 35, 5, 6, 23, 55, 17, 1, 0,105,110,100,101,120,115,113,108,105,
116,101, 95, 97,117,116,111,105,110,100,101,120, 95,116, 52, 95, 49,116, 52,
6, 42, 3, 6, 23, 17, 17, 1, 65,116, 97, 98,108,101,116, 51,116, 51, 4,
67, 82, 69, 65, 84, 69, 32, 84, 65, 66, 76, 69, 32,116, 51, 40, 97, 44, 98,
44, 99, 44,100, 44,101, 41, 95, 2, 7, 23, 17, 17, 1,129, 41,116, 97, 98,
108,101,116, 50,116, 50, 3, 67, 82, 69, 65, 84, 69, 32, 84, 65, 66, 76, 69,
32,116, 50, 40, 97, 32, 73, 78, 84, 44, 32, 98, 32, 73, 78, 84, 44, 32, 99,
32, 73, 78, 84, 44,100, 32, 73, 78, 84, 44,101, 32, 73, 78, 84, 44, 80, 82,
73, 77, 65, 82, 89, 32, 75, 69, 89, 40, 98, 44, 97, 41, 41, 87, 73, 84, 72,
79, 85, 84, 32, 82, 79, 87, 73, 68, 83, 1, 7, 23, 17, 17, 1,129, 17,116,
97, 98,108,101,116, 49,116, 49, 2, 67, 82, 69, 65, 84, 69, 32, 84, 65, 66,
76, 69, 32,116, 49, 40, 97, 32, 73, 78, 84, 69, 71, 69, 82, 32, 80, 82, 73,
77, 65, 0, 0, 0, 34, 32, 0, 0, 0, 33, 29, 0, 0, 0, 32, 26, 0, 0,
0, 31, 23, 0, 0, 0, 30, 19, 0, 0, 0, 11, 14, 0, 0, 0, 9, 7, 5,
0, 0, 0, 1, 1,251, 0, 0, 0, 0, 16, 1,251, 1,195, 1,180, 1,166,
1,151, 1,136, 1,121, 1,105, 1, 91, 1, 76, 1, 61, 1, 46, 1, 29, 1,
14, 0,252, 0,238, 0,224, 0,209, 0,194, 0,177, 0,157, 0,143, 0,128,
0,110, 0, 94, 0, 78, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 14, 28, 6, 0, 1, 1, 1, 23, 17, 67, 31,119,111,114,107,115, 14, 27,
6, 0, 1, 1, 1, 23, 22, 71, 3, 97,110,103,101,108, 16, 26, 6, 0, 1,
1, 1, 27, 40, 98, 17,109,111,114,110,105,110,103, 13, 25, 6, 0, 1, 1,
1, 21, 10, 7, 19,103,111,110,101, 12, 24, 6, 0, 1, 1, 9, 21, 43, 46,
119, 97,121,115, 18, 23, 6, 0, 1, 1, 1, 31, 6, 37, 31,115, 97, 99,114,
105,102,105, 99,101, 15, 22, 6, 0, 1, 1, 1, 25, 45, 71, 28,116,104,111,
117,103,104, 13, 21, 6, 0, 1, 1, 1, 21, 22, 92, 18,115,111,109,101, 13,
20, 6, 0, 9, 1, 1, 23, 2, 45, 97, 98,111,118,101, 12, 19, 6, 0, 1,
1, 8, 21, 4, 58,119, 97,121,115, 12, 18, 6, 0, 1, 1, 1, 19, 44, 19,
43,119, 97,114, 16, 17, 6, 0, 1, 1, 1, 27, 29, 74, 36, 98,101,116,119,
101,101,110, 13, 16, 6, 0, 1, 1, 1, 21, 44, 52, 19,112,111,111,114, 15,
15, 6, 0, 1, 1, 1, 25, 6, 3, 11,116,101,109,112,108,101, 13, 14, 6,
0, 1, 1, 1, 21, 35, 48, 27,100,105,101,100, 13, 13, 6, 0, 1, 1, 1,
21, 4, 21, 39,100,111,116,104, 13, 12, 6, 0, 1, 1, 1, 21, 4, 38, 36,
115,101,110,100, 12, 11, 6, 0, 1, 1, 1, 19, 13, 48, 22,115,105,120, 14,
10, 6, 0, 1, 1, 1, 23, 41, 89, 14,115,101,114,118,101, 13, 9, 6, 0,
8, 1, 1, 23, 16, 50, 98,101,103, 97,116, 13, 8, 6, 0, 1, 1, 1, 21,
42, 49, 34,115,101,110,100, 13, 7, 6, 0, 1, 1, 1, 21, 21, 91, 38,110,
101, 97,114, 12, 6, 6, 0, 1, 1, 1, 19, 2, 37, 11, 99, 97,110, 13, 5,
6, 0, 1, 1, 1, 21, 25, 27, 28,103,111,110,101, 13, 4, 6, 0, 1, 1,
1, 21, 41, 32, 35,110,101, 97,114, 14, 3, 6, 0, 1, 1, 1, 23, 32, 24,
26,115,101,114,118,101, 13, 2, 6, 0, 1, 1, 1, 21, 45, 14, 39,115, 97,
118,101, 13, 1, 6, 0, 1, 1, 1, 21, 40, 68, 0, 0, 0, 15, 28, 2, 0,
0, 0, 1, 1,238, 0, 0, 0, 0, 22, 1,238, 1,197, 1,181, 1,166, 1,
151, 1,137, 1,121, 1,104, 1, 84, 1, 73, 1, 59, 1, 41, 1, 26, 1, 11,
0,253, 0,238, 0,223, 0,207, 0,191, 0,175, 0,159, 0,144, 0,129, 0,
113, 0, 97, 0, 82, 0, 68, 0, 0, 13, 6, 1, 1, 1, 1, 19, 26, 34, 15,
20, 97,114,107, 14, 6, 1, 1, 1, 1, 21, 25, 5, 27, 28,103,111,110,101,
15, 6, 1, 1, 1, 1, 23, 22, 47, 16, 40, 97,110,103,101,114, 15, 6, 1,
1, 1, 1, 23, 22, 27, 71, 3, 97,110,103,101,108, 14, 6, 1, 1, 1, 1,
21, 22, 21, 92, 18,115,111,109,101, 14, 6, 1, 1, 1, 1, 21, 21, 7, 91,
38,110,101, 97,114, 15, 6, 1, 1, 1, 1, 23, 20, 42, 18, 5, 98,101,103,
97,116, 15, 6, 1, 1, 1, 1, 23, 17, 37, 66, 18,100,119,101,108,116, 15,
6, 1, 1, 1, 1, 23, 17, 28, 67, 31,119,111,114,107,115, 15, 6, 1, 1,
1, 8, 25, 16, 32, 7,112,108, 97, 99,101,115, 14, 6, 1, 1, 1, 1, 21,
16, 30, 81, 25,119, 97,108,107, 14, 6, 1, 1, 1, 1, 21, 14, 40, 30, 26,
115,101,110,100, 13, 6, 1, 1, 1, 1, 19, 13, 11, 48, 22,115,105,120, 14,
6, 1, 1, 1, 1, 21, 10, 38, 97, 34,115,104,101,119, 14, 6, 1, 1, 1,
1, 21, 10, 25, 7, 19,103,111,110,101, 17, 6, 1, 1, 1, 1, 27, 9, 50,
92, 29,116,104,101,114,101,105,110, 13, 6, 1, 1, 1, 1, 19, 9, 49, 51,
38,111,105,108, 10, 6, 1, 1, 1, 1, 0, 7, 33, 72, 31, 19, 6, 1, 1,
1, 1, 31, 6, 23, 37, 31,115, 97, 99,114,105,102,105, 99,101, 16, 6, 1,
1, 1, 1, 25, 6, 15, 3, 11,116,101,109,112,108,101, 15, 6, 1, 1, 1,
1, 23, 5, 43, 23, 41, 98,101,103, 97,116, 13, 6, 1, 1, 1, 8, 21, 4,
19, 58,119, 97,121,115, 14, 6, 1, 1, 1, 1, 21, 4, 13, 21, 39,100,111,
116,104, 14, 6, 1, 1, 1, 1, 21, 4, 12, 38, 36,115,101,110,100, 15, 6,
1, 1, 1, 1, 23, 3, 39, 21, 45, 98,101,103, 97,116, 13, 6, 1, 1, 1,
1, 19, 2, 6, 37, 11, 99, 97,110, 14, 6, 9, 1, 1, 1, 23, 20, 2, 45,
97, 98,111,118,101, 14, 6, 8, 1, 1, 1, 23, 36, 52, 17, 99,104, 0, 0,
0, 21, 13, 6, 1, 1, 1, 1, 19, 26, 34, 15, 20, 97,114,107, 13, 0, 0,
0, 35, 0, 92, 0, 1,244, 1,232, 1,216, 1,204, 1,186, 1,171, 1,160,
1,149, 1,138, 1,128, 1,117, 1,106, 1, 92, 1, 76, 1, 65, 1, 49, 1,
32, 1, 21, 1, 10, 0,255, 0,241, 0,225, 0,214, 0,203, 0,192, 0,180,
0,168, 0,156, 0,144, 0,132, 0,124, 0,116, 0,108, 0,100, 0, 92, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 35, 6, 0, 0, 0,
0, 0, 6, 34, 6, 0, 0, 0, 0, 0, 6, 33, 6, 0, 0, 0, 0, 0, 6,
32, 6, 0, 0, 0, 0, 0, 6, 31, 6, 0, 0, 0, 0, 0, 10, 30, 6, 1,
1, 1, 1, 0, 48, 37, 93, 7, 10, 29, 6, 1, 1, 1, 1, 0, 28, 17, 67,
31, 10, 28, 6, 1, 1, 1, 1, 0, 22, 45, 71, 28, 10, 27, 6, 1, 1, 1,
1, 0, 12, 4, 38, 36, 10, 26, 6, 1, 1, 1, 1, 0, 49, 9, 51, 38, 9,
25, 6, 1, 1, 1, 0, 0, 17, 29, 74, 9, 24, 6, 1, 1, 1, 0, 0, 47,
22, 16, 9, 23, 6, 1, 1, 1, 0, 0, 32, 16, 7, 14, 22, 6, 1, 1, 1,
0, 23, 42, 20, 18, 98,101,103, 97,116, 12, 21, 6, 1, 1, 1, 0, 19, 34,
26, 15, 97,114,107, 9, 20, 6, 1, 1, 0, 1, 0, 49, 9, 38, 9, 19, 6,
1, 1, 0, 1, 0, 44, 48, 9, 9, 18, 6, 1, 1, 0, 1, 0, 21, 22, 18,
15, 17, 6, 1, 1, 0, 1, 25, 35, 38, 22, 99,117, 98,105,116,115, 14, 16,
6, 1, 1, 0, 1, 23, 37, 17, 18,100,119,101,108,116, 9, 15, 6, 1, 0,
1, 1, 0, 49, 51, 38, 14, 14, 6, 1, 0, 1, 1, 23, 10, 89, 14,115,101,
114,118,101, 12, 13, 6, 9, 0, 1, 1, 21, 68, 32,100,111,116,104, 9, 12,
6, 1, 0, 1, 1, 0, 47, 16, 40, 9, 11, 6, 1, 0, 1, 1, 0, 25, 7,
19, 8, 10, 6, 0, 1, 1, 8, 0, 16, 7, 9, 9, 6, 0, 1, 1, 1, 0,
16, 81, 25, 9, 8, 6, 0, 1, 1, 1, 0, 7, 72, 31, 9, 7, 6, 0, 1,
1, 1, 0, 6, 37, 31, 13, 6, 6, 0, 1, 1, 1, 21, 21, 91, 38,110,101,
97,114, 16, 5, 6, 1, 1, 1, 1, 25, 15, 6, 3, 11,116,101,109,112,108,
101, 10, 4, 6, 1, 1, 1, 1, 0, 21, 22, 92, 18, 14, 3, 6, 1, 1, 1,
1, 21, 4, 41, 32, 35,110,101, 97,114, 10, 2, 6, 1, 1, 1, 1, 0, 46,
28, 88, 22, 10, 1, 6, 1, 1, 1, 1, 0, 17, 29, 74, 36, 13, 0, 0, 0,
15, 1, 71, 0, 1,243, 1,230, 1,217, 1,204, 1,191, 1,179, 1,167, 1,
155, 1,143, 1,131, 1,119, 1,107, 1, 95, 1, 83, 1, 71, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
10, 15, 6, 1, 1, 1, 1, 0, 48, 37, 93, 7, 10, 14, 6, 1, 1, 1, 1,
0, 22, 45, 71, 28, 10, 13, 6, 1, 1, 1, 1, 0, 12, 4, 38, 36, 10, 12,
6, 1, 1, 1, 0, 1, 32, 16, 7, 79, 10, 11, 6, 1, 1, 1, 0, 1, 42,
20, 18, 19, 10, 10, 6, 1, 1, 1, 0, 1, 34, 26, 15, 13, 10, 9, 6, 1,
1, 0, 1, 1, 49, 9, 38, 97, 10, 8, 6, 1, 1, 0, 1, 1, 44, 48, 9,
90, 10, 7, 6, 1, 1, 0, 1, 1, 35, 38, 22, 33, 10, 6, 6, 1, 1, 0,
1, 1, 37, 17, 18, 18, 11, 5, 6, 1, 1, 1, 1, 1, 15, 6, 3, 11, 43,
11, 4, 6, 1, 1, 1, 1, 1, 21, 22, 92, 18, 62, 11, 3, 6, 1, 1, 1,
1, 1, 4, 41, 32, 35, 36, 11, 2, 6, 1, 1, 1, 1, 1, 46, 28, 88, 22,
77, 11, 1, 6, 1, 1, 1, 1, 1, 17, 29, 74, 36, 61, 10, 0, 0, 0, 15,
1,167, 0, 1,250, 1,244, 1,238, 1,233, 1,227, 1,221, 1,215, 1,209,
1,203, 1,197, 1,191, 1,185, 1,179, 1,173, 1,167, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
5, 3, 1, 1, 49, 9, 5, 3, 1, 1, 48, 15, 5, 3, 1, 1, 46, 2, 5,
3, 1, 1, 44, 8, 5, 3, 1, 1, 42, 11, 5, 3, 1, 1, 37, 6, 5, 3,
1, 1, 35, 7, 5, 3, 1, 1, 34, 10, 5, 3, 1, 1, 32, 12, 5, 3, 1,
1, 22, 14, 5, 3, 1, 1, 21, 4, 4, 3, 1, 9, 17, 5, 3, 1, 1, 15,
5, 5, 3, 1, 1, 12, 13, 5, 3, 1, 1, 4, 3, 10, 0, 0, 0, 15, 1,
167, 0, 1,250, 1,244, 1,238, 1,232, 1,226, 1,220, 1,214, 1,208, 1,
202, 1,197, 1,191, 1,185, 1,179, 1,173, 1,167, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5,
3, 1, 1, 48, 8, 5, 3, 1, 1, 45, 14, 5, 3, 1, 1, 41, 3, 5, 3,
1, 1, 38, 7, 5, 3, 1, 1, 37, 15, 4, 3, 1, 9, 29, 5, 3, 1, 1,
28, 2, 5, 3, 1, 1, 26, 10, 5, 3, 1, 1, 22, 4, 5, 3, 1, 1, 20,
11, 5, 3, 1, 1, 17, 6, 5, 3, 1, 1, 16, 12, 5, 3, 1, 1, 9, 9,
5, 3, 1, 1, 6, 5, 5, 3, 1, 1, 4, 13, 5, 0, 0, 0, 2, 1,246,
0, 0, 0, 0, 27, 1,251, 1,246, 1,168, 1,148, 1,130, 1,107, 1, 86,
1, 65, 1, 44, 1, 27, 1, 14, 0,250, 0,224, 0,205, 0,184, 0,165, 0,
145, 0,123, 0,106, 0, 86, 0, 67, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 17, 23, 6, 0, 23, 1, 1, 21,107,110,111,119,110, 52, 19,112,
111,111,114, 18, 22, 6, 0, 23, 1, 1, 23, 97, 98,111,118,101, 24, 26,115,
101,114,118,101, 15, 21, 6, 0, 19, 1, 1, 21,119, 97,114, 52, 19,112,111,
111,114, 20, 20, 6, 0, 27, 1, 8, 25,110,111,116,104,105,110,103, 7,112,
108, 97, 99,101,115, 18, 19, 6, 0, 23, 1, 1, 23, 98,101,103, 97,116, 90,
27,116,114,117,116,104, 17, 18, 6, 0, 23, 1, 1, 21,100,119,101,108,116,
21, 39,100,111,116,104, 19, 17, 6, 0, 27, 1, 1, 21,109,111,114,110,105,
110,103, 52, 19,112,111,111,114, 17, 16, 6, 0, 21, 1, 1, 23,115,104,101,
119, 90, 27,116,114,117,116,104, 24, 15, 6, 0, 27, 1, 1, 31,116,104,101,
114,101,105,110, 37, 31,115, 97, 99,114,105,102,105, 99,101, 18, 14, 6, 0,
23, 1, 8, 25,115,109,111,116,101, 7,112,108, 97, 99,101,115, 11, 13, 6,
0, 19, 1, 1, 0, 97,114,107, 72, 31, 15, 12, 6, 0, 21, 1, 8, 21,119,
105,110,101, 58,119, 97,121,115, 19, 11, 6, 0, 21, 1, 1, 27,115,111,109,
101, 98, 17,109,111,114,110,105,110,103, 19, 10, 6, 0, 27, 1, 1, 21, 98,
101,116,119,101,101,110, 92, 18,115,111,109,101, 19, 9, 6, 0, 21, 1, 1,
27,115, 97,118,101, 74, 36, 98,101,116,119,101,101,110, 21, 8, 6, 0, 25,
1, 1, 27,116,104,111,117,103,104, 98, 17,109,111,114,110,105,110,103, 16,
7, 6, 0, 21, 1, 1, 21,115,101,110,100, 49, 34,115,101,110,100, 18, 6,
6, 0, 25, 1, 1, 21,119,105,115,100,111,109, 38, 36,115,101,110,100, 16,
5, 6, 0, 23, 1, 9, 21, 97,110,103,101,114, 46,119, 97,121,115, 14, 4,
6, 0, 19, 1, 1, 19, 99, 97,110, 19, 43,119, 97,114, 16, 3, 6, 0, 23,
1, 1, 19,111,102,102,101,114, 48, 22,115,105,120, 16, 2, 6, 0, 23, 1,
8, 21,119,111,114,107,115, 58,119, 97,121,115, 16, 1, 6, 0, 23, 1, 1,
19, 0, 0, 0, 26, 45, 0, 0, 0, 25, 23, 13, 0, 0, 0, 7, 0, 48, 0,
1,171, 1, 74, 1, 30, 0,126, 0,249, 0,212, 0, 48, 0, 81, 0, 0, 84,
4, 7, 23, 17, 17, 1,129, 19,116, 97, 98,108,101,116, 52,116, 52, 5, 67,
82, 69, 76, 7, 7, 23, 17, 17, 1,129, 3,116, 97, 98,108,101,116, 53,116,
53, 8, 67, 82, 69, 65, 84, 69, 32, 84, 65, 66, 76, 69, 32,116, 53, 40, 97,
32, 73, 78, 84, 69, 71, 69, 82, 32, 80, 82, 73, 77, 65, 82, 89, 32, 75, 69,
89, 44, 32, 98, 32, 84, 69, 88, 84, 32, 85, 78, 73, 81, 85, 69, 44, 99, 44,
100, 44,101, 41, 84, 4, 7, 23, 17, 17, 1,129, 19,116, 97, 98,108,101,116,
52,116, 52, 5, 67, 82, 69, 65, 84, 69, 32, 84, 65, 66, 76, 69, 32,116, 52,
40, 97, 32, 73, 78, 84, 32, 85, 78, 73, 81, 85, 69, 32, 78, 79, 84, 32, 78,
85, 76, 76, 44, 32, 98, 32, 73, 78, 84, 32, 85, 78, 73, 81, 85, 69, 32, 78,
79, 84, 32, 78, 85, 76, 76, 44, 99, 44,100, 44,101, 41, 35, 6, 6, 23, 55,
17, 1, 0,105,110,100,101,120,115,113,108,105,116,101, 95, 97,117,116,111,
105,110,100,101,120, 95,116, 52, 95, 50,116, 52, 7, 35, 5, 6, 23, 55, 17,
1, 0,105,110,100,101,120,115,113,108,105,116,101, 95, 97,117,116,111,105,
110,100,101,120, 95,116, 52, 95, 49,116, 52, 6, 42, 3, 6, 23, 17, 17, 1,
65,116, 97, 98,108,101,116, 51,116, 51, 4, 67, 82, 69, 65, 84, 69, 32, 84,
65, 66, 76, 69, 32,116, 51, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 95,
2, 7, 23, 17, 17, 1,129, 41,116, 97, 98,108,101,116, 50,116, 50, 3, 67,
82, 69, 65, 84, 69, 32, 84, 65, 66, 76, 69, 32,116, 50, 40, 97, 32, 73, 78,
84, 44, 32, 98, 32, 73, 78, 84, 44, 32, 99, 32, 73, 78, 84, 44,100, 32, 73,
78, 84, 44,101, 32, 73, 78, 84, 44, 80, 82, 73, 77, 65, 82, 89, 32, 75, 69,
89, 40, 98, 44, 97, 41, 41, 87, 73, 84, 72, 79, 85, 84, 32, 82, 79, 87, 73,
68, 83, 1, 7, 23, 17, 17, 1,129, 17,116, 97, 98,108,101,116, 49,116, 49,
2, 67, 82, 69, 65, 84, 69, 32, 84, 65, 66, 76, 69, 32,116, 49, 40, 97, 32,
73, 78, 84, 69, 71, 69, 82, 32, 80, 82, 73, 77, 65, 82, 89, 32, 75, 69, 89,
44, 32, 98, 32, 73, 78, 84, 44, 32, 99, 32, 73, 78, 84, 44, 32,100, 32, 73,
78, 84, 44, 32,101, 32, 73, 78, 84, 41, 2, 0, 0, 0, 1, 1,243, 0, 0,
0, 0, 29, 1,243, 1,218, 1,209, 1,199, 1,187, 1,179, 1,169, 1,158,
1,145, 1,136, 1,127, 1,117, 1,107, 1, 98, 1, 82, 1, 72, 1, 63, 1,
51, 1, 42, 1, 30, 1, 20, 1, 12, 1, 3, 0,248, 0,239, 0,225, 0,216,
0,207, 0,197, 0,188, 0,180, 0,170, 0,161, 0,152, 0,141, 0,129, 0,
118, 0,106, 0, 97, 0, 0, 0, 0, 0, 0, 0, 8, 3, 21, 1,116,114,101,
101, 49, 11, 3, 27, 1,116,104,121,115,101,108,102, 27, 10, 3, 25, 1,116,
104,111,117,103,104, 8, 11, 3, 27, 1,116,104,101,114,101,105,110, 15, 10,
3, 25, 1,116,101,109,112,108,101, 43, 8, 3, 21, 1,116,101,108,108, 25,
8, 3, 21, 1,115,111,109,101, 11, 9, 3, 23, 1,115,109,111,116,101, 14,
7, 3, 19, 1,115,105,120, 48, 8, 3, 21, 1,115,104,101,119, 16, 9, 3,
23, 1,115,101,114,118,101, 37, 8, 3, 21, 1,115,101,110,100, 7, 8, 3,
21, 1,115, 97,118,101, 9, 13, 3, 31, 1,115, 97, 99,114,105,102,105, 99,
101, 24, 8, 3, 21, 1,112,111,111,114, 40, 10, 3, 25, 1,112,108, 97, 99,
101,115, 28, 8, 3, 21, 1,112, 97,114,116, 30, 7, 3, 19, 1,111,105,108,
46, 9, 3, 23, 1,111,102,102,101,114, 3, 11, 3, 27, 1,110,111,116,104,
105,110,103, 20, 8, 3, 21, 1,110,101, 97,114, 36, 11, 3, 27, 1,109,111,
114,110,105,110,103, 17, 8, 3, 21, 1,108,111,110,103, 35, 9, 3, 23, 1,
107,110,111,119,110, 23, 15, 3, 35, 1,105,110,104, 97, 98,105,116, 97,110,
116,115, 45, 8, 3, 21, 1,103,111,110,101, 32, 9, 3, 23, 1,102,114,117,
105,116, 38, 9, 3, 23, 1,100,119,101,108,116, 18, 8, 3, 21, 1,100,111,
116,104, 39, 8, 3, 21, 1,100,105,101,100, 47, 12, 3, 29, 1,100,101,112,
97,114,116,101,100, 26, 10, 3, 25, 1, 99,117, 98,105,116,115, 33, 9, 3,
23, 1, 99,104,105,108,100, 42, 7, 3, 19, 1, 99, 97,110, 4, 11, 3, 27,
1, 98,101,116,119,101,101,110, 10, 9, 3, 23, 1, 98,101,103, 97,116, 19,
8, 3, 21, 1, 98,101, 97,114, 29, 7, 3, 19, 1, 97,114,107, 13, 9, 3,
23, 1, 97,110,103,101,114, 5, 9, 3, 23, 1, 97,110,103, 0, 0, 0, 28,
8, 3, 21, 1,116,114,101,101, 49, 13, 1,104, 0, 7, 0, 24, 0, 1, 67,
1, 13, 0,225, 0,177, 0,109, 1,171, 0, 24, 0, 0, 83, 14, 7, 21, 19,
19, 8,129, 17,118,105,101,119,118, 50, 48,118, 50, 48, 67, 82, 69, 65, 84,
69, 32, 86, 73, 69, 87, 32,118, 50, 48, 40, 97, 44, 98, 44, 99, 44,100, 44,
101, 41, 32, 65, 83, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,
100, 44,101, 32, 70, 82, 79, 77, 32,116, 50, 32, 87, 72, 69, 82, 69, 32, 97,
60, 62, 50, 53, 66, 12, 6, 21, 19, 19, 8,113,118,105,101,119,118, 48, 48,
118, 48, 48, 67, 82, 69, 65, 84, 69, 32, 86, 73, 69, 87, 32,118, 48, 48, 40,
97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65, 83, 32, 83, 69, 76, 69, 67,
84, 32, 49, 44, 49, 44, 49, 44, 49, 44, 39,111,110,101, 39, 46, 11, 6, 23,
21, 17, 1, 69,105,110,100,101,120,116, 50,101,100,116, 50, 14, 67, 82, 69,
65, 84, 69, 32, 73, 78, 68, 69, 88, 32,116, 50,101,100, 32, 79, 78, 32,116,
50, 40,101, 44,100, 41, 42, 10, 6, 23, 19, 17, 1, 63,105,110,100,101,120,
116, 49,101,116, 49, 13, 67, 82, 69, 65, 84, 69, 32, 73, 78, 68, 69, 88, 32,
116, 49,101, 32, 79, 78, 32,116, 49, 40,101, 41, 52, 9, 6, 23, 21, 17, 1,
81,105,110,100,101,120,116, 51,120, 49,116, 51, 12, 67, 82, 69, 65, 84, 69,
32, 73, 78, 68, 69, 88, 32,116, 51,120, 49, 32, 79, 78, 32,116, 51, 40, 97,
44, 98, 44, 99, 44,100, 44,101, 41, 35, 8, 6, 23, 55, 17, 1, 0,105,110,
100,101,120,115,113,108,105,116,101, 95, 97,117,116,111,105,110,100,101,120,
95,116, 53, 95, 49,116, 53, 10, 0, 0, 0, 67, 17, 17, 1,129, 3,116, 97,
98,108,101,116, 53,116, 53, 8, 67, 82, 69, 65, 84, 69, 32, 84, 65, 66, 76,
69, 32,116, 53, 40, 97, 32, 73, 78, 84, 69, 71, 69, 82, 32, 80, 82, 73, 77,
65, 82, 89, 32, 75, 69, 89, 44, 32, 98, 32, 84, 69, 88, 84, 32, 85, 78, 83,
13, 7, 21, 19, 19, 8,129, 17,118,105,101,119,118, 49, 48,118, 49, 48, 67,
82, 69, 65, 84, 69, 32, 86, 73, 69, 87, 32,118, 49, 48, 40, 97, 44, 98, 44,
99, 44,100, 44,101, 41, 32, 65, 83, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44,
98, 44, 99, 44,100, 44,101, 32, 70, 82, 79, 77, 32,116, 49, 32, 87, 72, 69,
82, 69, 32, 97, 60, 62, 50, 53, 2, 0, 0, 0, 1, 1,240, 0, 0, 0, 0,
24, 1,240, 1,220, 1,211, 1,199, 1,187, 1,176, 1,164, 1,148, 1,133,
1,116, 1, 99, 1, 86, 1, 67, 1, 55, 1, 43, 1, 31, 1, 18, 1, 5, 0,
249, 0,236, 0,224, 0,209, 0,191, 0,174, 0,157, 0,145, 0,132, 0,120,
0,108, 0, 95, 0, 83, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 7, 1, 0,
1, 1, 0, 1, 49, 51, 38, 15, 12, 7, 1, 1, 1, 1, 0, 1, 48, 37, 93,
7, 30, 11, 7, 1, 1, 1, 0, 0, 1, 47, 22, 16, 24, 11, 7, 1, 0, 1,
1, 0, 1, 47, 16, 40, 12, 12, 7, 1, 1, 1, 1, 0, 1, 46, 28, 88, 22,
2, 11, 7, 1, 1, 0, 1, 0, 1, 44, 48, 9, 19, 16, 7, 1, 1, 1, 0,
23, 1, 42, 20, 18, 98,101,103, 97,116, 22, 16, 7, 1, 1, 0, 1, 23, 1,
37, 17, 18,100,119,101,108,116, 16, 17, 7, 1, 1, 0, 1, 25, 1, 35, 38,
22, 99,117, 98,105,116,115, 17, 14, 7, 1, 1, 1, 0, 19, 1, 34, 26, 15,
97,114,107, 21, 11, 7, 1, 1, 1, 0, 0, 1, 32, 16, 7, 23, 12, 7, 1,
1, 1, 1, 0, 1, 28, 17, 67, 31, 29, 11, 7, 1, 0, 1, 1, 0, 1, 25,
7, 19, 11, 12, 7, 1, 1, 1, 1, 0, 1, 22, 45, 71, 28, 28, 12, 7, 1,
1, 1, 1, 0, 1, 21, 22, 92, 18, 4, 11, 7, 1, 1, 0, 1, 0, 1, 21,
22, 18, 18, 11, 7, 1, 1, 1, 1, 0, 9, 17, 29, 74, 36, 11, 7, 1, 1,
1, 0, 0, 1, 17, 29, 74, 25, 18, 7, 1, 1, 1, 1, 25, 1, 15, 6, 3,
11,116,101,109,112,108,101, 5, 12, 7, 1, 1, 1, 1, 0, 1, 12, 4, 38,
36, 27, 16, 7, 1, 0, 1, 1, 23, 1, 10, 89, 14,115,101,114,118,101, 14,
16, 7, 1, 1, 1, 1, 21, 1, 4, 41, 32, 35,110,101, 97,114, 3, 14, 7,
9, 0, 1, 1, 21, 1, 68, 32,100,111,116,104, 13, 15, 7, 0, 1, 1, 1,
21, 1, 21, 91, 38,110,101, 97,114, 6, 11, 7, 0, 1, 1, 1, 0, 1, 16,
81, 25, 9, 10, 7, 0, 1, 1, 8, 0, 1, 16, 7, 10, 11, 7, 0, 1, 1,
1, 0, 1, 7, 72, 31, 8, 11, 7, 0, 1, 1, 1, 0, 1, 6, 37, 31, 7,
8, 7, 0, 0, 0, 0, 0, 1, 35, 8, 7, 0, 0, 0, 0, 0, 1, 34, 8,
7, 0, 0, 0, 0, 0, 1, 33, 8, 7, 0, 0, 0, 23, 11, 7, 1, 0, 1,
1, 0, 1, 49, 51, 38, 15, 2, 0, 0, 0, 1, 1,241, 0, 0, 0, 0, 18,
1,241, 1,221, 1,211, 1,203, 1,193, 1,183, 1,173, 1,163, 1,151, 1,
143, 1,133, 1,122, 1,109, 1,100, 1, 92, 1, 83, 1, 74, 1, 64, 1, 55,
1, 46, 1, 34, 1, 22, 1, 13, 1, 4, 0,252, 0,241, 0,232, 0,218, 0,
209, 0,200, 0,191, 0,182, 0,173, 0,163, 0,153, 0,144, 0,136, 0,127,
0,116, 0,105, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 3,
25, 1,116,101,109,112,108,101, 48, 10, 3, 25, 1,116,101,109,112,108,101,
15, 8, 3, 21, 1,115,111,109,101, 21, 7, 3, 19, 1,115,105,120, 11, 8,
3, 21, 1,115,104,101,119, 38, 9, 3, 23, 1,115,101,114,118,101, 10, 9,
3, 23, 1,115,101,114,118,101, 3, 8, 3, 21, 1,115,101,110,100, 40, 8,
3, 21, 1,115,101,110,100, 29, 8, 3, 21, 1,115,101,110,100, 12, 8, 3,
21, 1,115,101,110,100, 8, 8, 3, 21, 1,115, 97,118,101, 2, 13, 3, 31,
1,115, 97, 99,114,105,102,105, 99,101, 23, 8, 3, 21, 1,112,111,111,114,
16, 10, 3, 25, 1,112,108, 97, 99,101,115, 32, 7, 3, 19, 1,111,105,108,
49, 8, 3, 21, 1,110,101, 97,114, 7, 8, 3, 21, 1,110,101, 97,114, 4,
11, 3, 27, 1,109,111,114,110,105,110,103, 41, 11, 3, 27, 1,109,111,114,
110,105,110,103, 26, 8, 3, 21, 1,103,111,110,101, 25, 8, 3, 21, 1,103,
111,110,101, 5, 9, 3, 23, 1,100,119,101,108,116, 37, 8, 3, 21, 1,100,
111,116,104, 44, 8, 3, 21, 1,100,111,116,104, 13, 7, 3, 21, 9,100,111,
116,104, 8, 3, 21, 1,100,105,101,100, 14, 12, 3, 29, 1,100,101,112, 97,
114,116,101,100, 46, 10, 3, 25, 1, 99,117, 98,105,116,115, 35, 9, 3, 23,
1, 99,104,105,108,100, 36, 7, 3, 19, 1, 99, 97,110, 6, 11, 3, 27, 1,
98,101,116,119,101,101,110, 17, 9, 3, 23, 1, 98,101,103, 97,116, 43, 9,
3, 23, 1, 98,101,103, 97,116, 42, 9, 3, 23, 1, 98,101,103, 97,116, 39,
9, 3, 23, 1, 98,101,103, 97,116, 9, 7, 3, 19, 1, 97,114,107, 34, 9,
3, 23, 1, 97,110,103,101,114, 47, 9, 3, 23, 1, 97,110,103,101,108, 27,
9, 3, 23, 1, 97, 98,111,118,101, 45, 0, 0, 0, 17, 10, 3, 25, 1,116,
101,109,112,108,101, 48, 2, 0, 0, 0, 1, 1,239, 0, 0, 0, 0, 20, 1,
239, 1,206, 1,192, 1,180, 1,166, 1,152, 1,138, 1,125, 1,109, 1, 97,
1, 84, 1, 69, 1, 52, 1, 39, 1, 26, 1, 14, 1, 1, 0,243, 0,230, 0,
217, 0,201, 0,185, 0,172, 0,159, 0,147, 0,133, 0,120, 0,102, 0, 89,
0, 76, 0, 0, 0, 0, 12, 5, 21, 1, 1, 1,115,101,110,100, 26, 14, 40,
12, 5, 21, 1, 1, 1,115, 97,118,101, 39, 45, 2, 17, 5, 31, 1, 1, 1,
115, 97, 99,114,105,102,105, 99,101, 31, 6, 23, 12, 5, 21, 1, 1, 1,112,
111,111,114, 19, 44, 16, 13, 5, 25, 8, 1, 1,112,108, 97, 99,101,115, 16,
32, 11, 5, 19, 1, 1, 1,111,105,108, 38, 9, 49, 12, 5, 21, 1, 1, 1,
110,101, 97,114, 38, 21, 7, 12, 5, 21, 1, 1, 1,110,101, 97,114, 35, 41,
4, 15, 5, 27, 1, 1, 1,109,111,114,110,105,110,103, 17, 40, 26, 15, 5,
27, 1, 1, 1,109,111,114,110,105,110,103, 13, 46, 41, 12, 5, 21, 1, 1,
1,103,111,110,101, 28, 25, 5, 12, 5, 21, 1, 1, 1,103,111,110,101, 19,
10, 25, 13, 5, 23, 1, 1, 1,100,119,101,108,116, 18, 17, 37, 12, 5, 21,
1, 1, 1,100,111,116,104, 39, 4, 13, 11, 5, 21, 1, 1, 9,100,111,116,
104, 32, 40, 12, 5, 21, 1, 1, 1,100,111,116,104, 9, 48, 44, 12, 5, 21,
1, 1, 1,100,105,101,100, 27, 35, 14, 16, 5, 29, 1, 1, 1,100,101,112,
97,114,116,101,100, 22, 28, 46, 14, 5, 25, 1, 1, 1, 99,117, 98,105,116,
115, 22, 38, 35, 12, 5, 23, 1, 8, 1, 99,104,105,108,100, 17, 36, 11, 5,
19, 1, 1, 1, 99, 97,110, 11, 2, 6, 15, 5, 27, 1, 1, 1, 98,101,116,
119,101,101,110, 36, 29, 17, 12, 5, 23, 1, 8, 1, 98,101,103, 97,116, 50,
9, 13, 5, 23, 1, 1, 1, 98,101,103, 97,116, 45, 3, 39, 13, 5, 23, 1,
1, 1, 98,101,103, 97,116, 41, 5, 43, 13, 5, 23, 1, 1, 1, 98,101,103,
97,116, 5, 20, 42, 11, 5, 19, 1, 1, 1, 97,114,107, 20, 26, 34, 13, 5,
23, 1, 1, 1, 97,110,103,101,114, 40, 22, 47, 13, 5, 23, 1, 1, 1, 97,
110,103,101,108, 3, 22, 27, 12, 5, 23, 1, 9, 1, 97, 98,111,118,101, 45,
20, 13, 5, 23, 1, 1, 1, 0, 0, 0, 19, 12, 5, 21, 1, 1, 1,115,101,
110,100, 26, 14, 40, 13, 0, 0, 0, 28, 0, 78, 0, 1,241, 1,226, 1,210,
1,195, 1,180, 1,166, 1,151, 1,136, 1,121, 1,105, 1, 91, 1, 76, 1,
61, 1, 46, 1, 29, 1, 14, 0,252, 0,238, 0,224, 0,209, 0,194, 0,177,
0,157, 0,143, 0,128, 0,110, 0, 94, 0, 78, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 14, 28, 6, 0, 1, 1, 1, 23, 17, 67, 31,119,
111,114,107,115, 14, 27, 6, 0, 1, 1, 1, 23, 22, 71, 3, 97,110,103,101,
108, 16, 26, 6, 0, 1, 1, 1, 27, 40, 98, 17,109,111,114,110,105,110,103,
13, 25, 6, 0, 1, 1, 1, 21, 10, 7, 19,103,111,110,101, 12, 24, 6, 0,
1, 1, 9, 21, 43, 46,119, 97,121,115, 18, 23, 6, 0, 1, 1, 1, 31, 6,
37, 31,115, 97, 99,114,105,102,105, 99,101, 15, 22, 6, 0, 1, 1, 1, 25,
45, 71, 28,116,104,111,117,103,104, 13, 21, 6, 0, 1, 1, 1, 21, 22, 92,
18,115,111,109,101, 13, 20, 6, 0, 9, 1, 1, 23, 2, 45, 97, 98,111,118,
101, 12, 19, 6, 0, 1, 1, 8, 21, 4, 58,119, 97,121,115, 12, 18, 6, 0,
1, 1, 1, 19, 44, 19, 43,119, 97,114, 16, 17, 6, 0, 1, 1, 1, 27, 29,
74, 36, 98,101,116,119,101,101,110, 13, 16, 6, 0, 1, 1, 1, 21, 44, 52,
19,112,111,111,114, 15, 15, 6, 0, 1, 1, 1, 25, 6, 3, 11,116,101,109,
112,108,101, 13, 14, 6, 0, 1, 1, 1, 21, 35, 48, 27,100,105,101,100, 13,
13, 6, 0, 1, 1, 1, 21, 4, 21, 39,100,111,116,104, 13, 12, 6, 0, 1,
1, 1, 21, 4, 38, 36,115,101,110,100, 12, 11, 6, 0, 1, 1, 1, 19, 13,
48, 22,115,105,120, 14, 10, 6, 0, 1, 1, 1, 23, 41, 89, 14,115,101,114,
118,101, 13, 9, 6, 0, 8, 1, 1, 23, 16, 50, 98,101,103, 97,116, 13, 8,
6, 0, 1, 1, 1, 21, 42, 49, 34,115,101,110,100, 13, 7, 6, 0, 1, 1,
1, 21, 21, 91, 38,110,101, 97,114, 12, 6, 6, 0, 1, 1, 1, 19, 2, 37,
11, 99, 97,110, 13, 5, 6, 0, 1, 1, 1, 21, 25, 27, 28,103,111,110,101,
13, 4, 6, 0, 1, 1, 1, 21, 41, 32, 35,110,101, 97,114, 14, 3, 6, 0,
1, 1, 1, 23, 32, 24, 26,115,101,114,118,101, 13, 2, 6, 0, 1, 1, 1,
21, 45, 14, 39,115, 97,118,101, 13, 1, 6, 0, 1, 1, 1, 21, 40, 68, 32,
100,111,116,104, 13, 0, 0, 0, 22, 0,166, 0, 1,241, 1,226, 1,210, 1,
194, 1,183, 1,169, 1,152, 1,137, 1,121, 1,106, 1, 90, 1, 75, 1, 57,
1, 41, 1, 25, 1, 10, 0,250, 0,231, 0,215, 0,198, 0,184, 0,166, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16,
50, 6, 0, 1, 1, 1, 27, 9, 92, 29,116,104,101,114,101,105,110, 12, 49,
6, 0, 1, 1, 1, 19, 9, 51, 38,111,105,108, 15, 48, 6, 0, 1, 1, 1,
25, 37, 93, 7,116,101,109,112,108,101, 14, 47, 6, 0, 1, 1, 1, 23, 22,
16, 40, 97,110,103,101,114, 17, 46, 6, 0, 1, 1, 1, 29, 28, 88, 22,100,
101,112, 97,114,116,101,100, 14, 45, 6, 0, 1, 1, 1, 23, 47, 54, 12, 97,
98,111,118,101, 13, 44, 6, 0, 1, 1, 1, 21, 48, 15, 9,100,111,116,104,
14, 43, 6, 0, 1, 1, 1, 23, 5, 23, 41, 98,101,103, 97,116, 14, 42, 6,
0, 1, 1, 1, 23, 20, 18, 5, 98,101,103, 97,116, 16, 41, 6, 0, 1, 1,
1, 27, 46, 92, 13,109,111,114,110,105,110,103, 13, 40, 6, 0, 1, 1, 1,
21, 14, 30, 26,115,101,110,100, 14, 39, 6, 0, 1, 1, 1, 23, 3, 21, 45,
98,101,103, 97,116, 13, 38, 6, 0, 1, 1, 1, 21, 10, 97, 34,115,104,101,
119, 14, 37, 6, 0, 1, 1, 1, 23, 17, 66, 18,100,119,101,108,116, 13, 36,
6, 0, 8, 1, 1, 23, 52, 17, 99,104,105,108,100, 15, 35, 6, 0, 1, 1,
1, 25, 38, 34, 22, 99,117, 98,105,116,115, 12, 34, 6, 0, 1, 1, 1, 19,
26, 15, 20, 97,114,107, 9, 33, 6, 0, 1, 1, 1, 0, 7, 72, 31, 14, 32,
6, 0, 1, 1, 8, 25, 16, 7,112,108, 97, 99,101,115, 14, 31, 6, 0, 1,
1, 1, 23, 39, 90, 27,116,114,117,116,104, 13, 30, 6, 0, 1, 1, 1, 21,
16, 81, 25,119, 97,108,107, 13, 29, 6, 0, 1, 1, 1, 21, 34, 62, 27,115,
101,110,100, 10, 0, 0, 0, 41, 0,116, 0, 1,251, 1,241, 1,231, 1,221,
1,211, 1,203, 1,193, 1,183, 1,173, 1,163, 1,151, 1,143, 1,133, 1,
122, 1,109, 1,100, 1, 92, 1, 83, 1, 74, 1, 64, 1, 55, 1, 46, 1, 34,
1, 22, 1, 13, 1, 4, 0,252, 0,241, 0,232, 0,218, 0,209, 0,200, 0,
191, 0,182, 0,173, 0,163, 0,153, 0,144, 0,136, 0,127, 0,116, 0,105,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11,116,101,
109,112,108,101, 48, 10, 3, 25, 1,116,101,109,112,108,101, 15, 8, 3, 21,
1,115,111,109,101, 21, 7, 3, 19, 1,115,105,120, 11, 8, 3, 21, 1,115,
104,101,119, 38, 9, 3, 23, 1,115,101,114,118,101, 10, 9, 3, 23, 1,115,
101,114,118,101, 3, 8, 3, 21, 1,115,101,110,100, 40, 8, 3, 21, 1,115,
101,110,100, 29, 8, 3, 21, 1,115,101,110,100, 12, 8, 3, 21, 1,115,101,
110,100, 8, 8, 3, 21, 1,115, 97,118,101, 2, 13, 3, 31, 1,115, 97, 99,
114,105,102,105, 99,101, 23, 8, 3, 21, 1,112,111,111,114, 16, 10, 3, 25,
1,112,108, 97, 99,101,115, 32, 7, 3, 19, 1,111,105,108, 49, 8, 3, 21,
1,110,101, 97,114, 7, 8, 3, 21, 1,110,101, 97,114, 4, 11, 3, 27, 1,
109,111,114,110,105,110,103, 41, 11, 3, 27, 1,109,111,114,110,105,110,103,
26, 8, 3, 21, 1,103,111,110,101, 25, 8, 3, 21, 1,103,111,110,101, 5,
9, 3, 23, 1,100,119,101,108,116, 37, 8, 3, 21, 1,100,111,116,104, 44,
8, 3, 21, 1,100,111,116,104, 13, 7, 3, 21, 9,100,111,116,104, 8, 3,
21, 1,100,105,101,100, 14, 12, 3, 29, 1,100,101,112, 97,114,116,101,100,
46, 10, 3, 25, 1, 99,117, 98,105,116,115, 35, 9, 3, 23, 1, 99,104,105,
108,100, 36, 7, 3, 19, 1, 99, 97,110, 6, 11, 3, 27, 1, 98,101,116,119,
101,101,110, 17, 9, 3, 23, 1, 98,101,103, 97,116, 43, 9, 3, 23, 1, 98,
101,103, 97,116, 42, 9, 3, 23, 1, 98,101,103, 97,116, 39, 9, 3, 23, 1,
98,101,103, 97,116, 9, 7, 3, 19, 1, 97,114,107, 34, 9, 3, 23, 1, 97,
110,103,101,114, 47, 9, 3, 23, 1, 97,110,103,101,108, 27, 9, 3, 23, 1,
97, 98,111,118,101, 45, 9, 3, 23, 1, 97, 98,111,118,101, 20, 4, 3, 0,
1, 33, 10, 0, 0, 0, 8, 1,178, 0, 1,244, 1,233, 1,223, 1,214, 1,
206, 1,197, 1,188, 1,178, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9,
3, 23, 1,119,111,114,107,115, 28, 8, 3, 21, 1,119, 97,121,115, 24, 8,
3, 21, 1,119, 97,121,115, 19, 7, 3, 19, 1,119, 97,114, 18, 8, 3, 21,
1,119, 97,108,107, 30, 9, 3, 23, 1,116,114,117,116,104, 31, 10, 3, 25,
1,116,104,111,117,103,104, 22, 11, 3, 27, 1,116,104,101,114,101,105,110,
50, 10, 0, 0, 0, 31, 0, 89, 0, 1,247, 1,233, 1,220, 1,206, 1,192,
1,180, 1,166, 1,152, 1,138, 1,125, 1,109, 1, 97, 1, 84, 1, 69, 1,
52, 1, 39, 1, 26, 1, 14, 1, 1, 0,243, 0,230, 0,217, 0,201, 0,185,
0,172, 0,159, 0,147, 0,133, 0,120, 0,102, 0, 89, 0, 76, 0, 0, 0,
0, 0, 0, 0, 13, 1, 1,115,101,110,100, 26, 14, 40, 12, 5, 21, 1, 1,
1,115, 97,118,101, 39, 45, 2, 17, 5, 31, 1, 1, 1,115, 97, 99,114,105,
102,105, 99,101, 31, 6, 23, 12, 5, 21, 1, 1, 1,112,111,111,114, 19, 44,
16, 13, 5, 25, 8, 1, 1,112,108, 97, 99,101,115, 16, 32, 11, 5, 19, 1,
1, 1,111,105,108, 38, 9, 49, 12, 5, 21, 1, 1, 1,110,101, 97,114, 38,
21, 7, 12, 5, 21, 1, 1, 1,110,101, 97,114, 35, 41, 4, 15, 5, 27, 1,
1, 1,109,111,114,110,105,110,103, 17, 40, 26, 15, 5, 27, 1, 1, 1,109,
111,114,110,105,110,103, 13, 46, 41, 12, 5, 21, 1, 1, 1,103,111,110,101,
28, 25, 5, 12, 5, 21, 1, 1, 1,103,111,110,101, 19, 10, 25, 13, 5, 23,
1, 1, 1,100,119,101,108,116, 18, 17, 37, 12, 5, 21, 1, 1, 1,100,111,
116,104, 39, 4, 13, 11, 5, 21, 1, 1, 9,100,111,116,104, 32, 40, 12, 5,
21, 1, 1, 1,100,111,116,104, 9, 48, 44, 12, 5, 21, 1, 1, 1,100,105,
101,100, 27, 35, 14, 16, 5, 29, 1, 1, 1,100,101,112, 97,114,116,101,100,
22, 28, 46, 14, 5, 25, 1, 1, 1, 99,117, 98,105,116,115, 22, 38, 35, 12,
5, 23, 1, 8, 1, 99,104,105,108,100, 17, 36, 11, 5, 19, 1, 1, 1, 99,
97,110, 11, 2, 6, 15, 5, 27, 1, 1, 1, 98,101,116,119,101,101,110, 36,
29, 17, 12, 5, 23, 1, 8, 1, 98,101,103, 97,116, 50, 9, 13, 5, 23, 1,
1, 1, 98,101,103, 97,116, 45, 3, 39, 13, 5, 23, 1, 1, 1, 98,101,103,
97,116, 41, 5, 43, 13, 5, 23, 1, 1, 1, 98,101,103, 97,116, 5, 20, 42,
11, 5, 19, 1, 1, 1, 97,114,107, 20, 26, 34, 13, 5, 23, 1, 1, 1, 97,
110,103,101,114, 40, 22, 47, 13, 5, 23, 1, 1, 1, 97,110,103,101,108, 3,
22, 27, 12, 5, 23, 1, 9, 1, 97, 98,111,118,101, 45, 20, 13, 5, 23, 1,
1, 1, 97, 98,111,118,101, 12, 47, 45, 8, 5, 0, 1, 1, 1, 31, 7, 33,
10, 0, 0, 0, 18, 1, 13, 0, 1,243, 1,230, 1,217, 1,203, 1,189, 1,
176, 1,164, 1,151, 1,136, 1,121, 1,105, 1, 90, 1, 76, 1, 63, 1, 51,
1, 39, 1, 27, 1, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 13, 5, 23, 1, 1, 1,119,111,114,107,115, 31, 17, 28, 11, 5,
21, 9, 1, 1,119, 97,121,115, 43, 24, 11, 5, 21, 8, 1, 1,119, 97,121,
115, 4, 19, 11, 5, 19, 1, 1, 1,119, 97,114, 43, 44, 18, 12, 5, 21, 1,
1, 1,119, 97,108,107, 25, 16, 30, 13, 5, 23, 1, 1, 1,116,114,117,116,
104, 27, 39, 31, 14, 5, 25, 1, 1, 1,116,104,111,117,103,104, 28, 45, 22,
15, 5, 27, 1, 1, 1,116,104,101,114,101,105,110, 29, 9, 50, 14, 5, 25,
1, 1, 1,116,101,109,112,108,101, 11, 6, 15, 14, 5, 25, 1, 1, 1,116,
101,109,112,108,101, 7, 37, 48, 12, 5, 21, 1, 1, 1,115,111,109,101, 18,
22, 21, 11, 5, 19, 1, 1, 1,115,105,120, 22, 13, 11, 12, 5, 21, 1, 1,
1,115,104,101,119, 34, 10, 38, 13, 5, 23, 1, 1, 1,115,101,114,118,101,
26, 32, 3, 13, 5, 23, 1, 1, 1,115,101,114,118,101, 14, 41, 10, 12, 5,
21, 1, 1, 1,115,101,110,100, 36, 4, 12, 12, 5, 21, 1, 1, 1,115,101,
110,100, 34, 42, 8, 12, 5, 21, 1, 1, 1,115,101,110,100, 27, 34, 29, 10,
0, 0, 0, 28, 0, 82, 0, 1,241, 1,226, 1,211, 1,197, 1,181, 1,166,
1,151, 1,137, 1,121, 1,104, 1, 84, 1, 73, 1, 59, 1, 41, 1, 26, 1,
11, 0,253, 0,238, 0,223, 0,207, 0,191, 0,175, 0,159, 0,144, 0,129,
0,113, 0, 97, 0, 82, 0, 68, 0, 0, 0, 0, 0, 14, 1, 1, 19, 26, 34,
15, 20, 97,114,107, 14, 6, 1, 1, 1, 1, 21, 25, 5, 27, 28,103,111,110,
101, 15, 6, 1, 1, 1, 1, 23, 22, 47, 16, 40, 97,110,103,101,114, 15, 6,
1, 1, 1, 1, 23, 22, 27, 71, 3, 97,110,103,101,108, 14, 6, 1, 1, 1,
1, 21, 22, 21, 92, 18,115,111,109,101, 14, 6, 1, 1, 1, 1, 21, 21, 7,
91, 38,110,101, 97,114, 15, 6, 1, 1, 1, 1, 23, 20, 42, 18, 5, 98,101,
103, 97,116, 15, 6, 1, 1, 1, 1, 23, 17, 37, 66, 18,100,119,101,108,116,
15, 6, 1, 1, 1, 1, 23, 17, 28, 67, 31,119,111,114,107,115, 15, 6, 1,
1, 1, 8, 25, 16, 32, 7,112,108, 97, 99,101,115, 14, 6, 1, 1, 1, 1,
21, 16, 30, 81, 25,119, 97,108,107, 14, 6, 1, 1, 1, 1, 21, 14, 40, 30,
26,115,101,110,100, 13, 6, 1, 1, 1, 1, 19, 13, 11, 48, 22,115,105,120,
14, 6, 1, 1, 1, 1, 21, 10, 38, 97, 34,115,104,101,119, 14, 6, 1, 1,
1, 1, 21, 10, 25, 7, 19,103,111,110,101, 17, 6, 1, 1, 1, 1, 27, 9,
50, 92, 29,116,104,101,114,101,105,110, 13, 6, 1, 1, 1, 1, 19, 9, 49,
51, 38,111,105,108, 10, 6, 1, 1, 1, 1, 0, 7, 33, 72, 31, 19, 6, 1,
1, 1, 1, 31, 6, 23, 37, 31,115, 97, 99,114,105,102,105, 99,101, 16, 6,
1, 1, 1, 1, 25, 6, 15, 3, 11,116,101,109,112,108,101, 15, 6, 1, 1,
1, 1, 23, 5, 43, 23, 41, 98,101,103, 97,116, 13, 6, 1, 1, 1, 8, 21,
4, 19, 58,119, 97,121,115, 14, 6, 1, 1, 1, 1, 21, 4, 13, 21, 39,100,
111,116,104, 14, 6, 1, 1, 1, 1, 21, 4, 12, 38, 36,115,101,110,100, 15,
6, 1, 1, 1, 1, 23, 3, 39, 21, 45, 98,101,103, 97,116, 13, 6, 1, 1,
1, 1, 19, 2, 6, 37, 11, 99, 97,110, 14, 6, 9, 1, 1, 1, 23, 20, 2,
45, 97, 98,111,118,101, 14, 6, 8, 1, 1, 1, 23, 36, 52, 17, 99,104,105,
108,100, 14, 6, 8, 1, 1, 1, 23, 9, 16, 50, 98,101,103, 97,116, 10, 0,
0, 0, 21, 0,177, 0, 1,237, 1,219, 1,203, 1,188, 1,173, 1,156, 1,
139, 1,123, 1,109, 1, 91, 1, 76, 1, 60, 1, 45, 1, 31, 1, 16, 1, 2,
0,243, 0,226, 0,208, 0,192, 0,177, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 14, 6, 1, 1, 1, 1, 21, 48, 44, 15, 9,100,111,116,104,
15, 6, 1, 1, 1, 1, 23, 47, 45, 54, 12, 97, 98,111,118,101, 17, 6, 1,
1, 1, 1, 27, 46, 41, 92, 13,109,111,114,110,105,110,103, 16, 6, 1, 1,
1, 1, 25, 45, 22, 71, 28,116,104,111,117,103,104, 14, 6, 1, 1, 1, 1,
21, 45, 2, 14, 39,115, 97,118,101, 13, 6, 1, 1, 1, 1, 19, 44, 18, 19,
43,119, 97,114, 14, 6, 1, 1, 1, 1, 21, 44, 16, 52, 19,112,111,111,114,
13, 6, 1, 1, 1, 9, 21, 43, 24, 46,119, 97,121,115, 14, 6, 1, 1, 1,
1, 21, 42, 8, 49, 34,115,101,110,100, 15, 6, 1, 1, 1, 1, 23, 41, 10,
89, 14,115,101,114,118,101, 14, 6, 1, 1, 1, 1, 21, 41, 4, 32, 35,110,
101, 97,114, 17, 6, 1, 1, 1, 1, 27, 40, 26, 98, 17,109,111,114,110,105,
110,103, 13, 6, 1, 9, 1, 1, 21, 40, 68, 32,100,111,116,104, 15, 6, 1,
1, 1, 1, 23, 39, 31, 90, 27,116,114,117,116,104, 16, 6, 1, 1, 1, 1,
25, 38, 35, 34, 22, 99,117, 98,105,116,115, 16, 6, 1, 1, 1, 1, 25, 37,
48, 93, 7,116,101,109,112,108,101, 14, 6, 1, 1, 1, 1, 21, 35, 14, 48,
27,100,105,101,100, 14, 6, 1, 1, 1, 1, 21, 34, 29, 62, 27,115,101,110,
100, 15, 6, 1, 1, 1, 1, 23, 32, 3, 24, 26,115,101,114,118,101, 17, 6,
1, 1, 1, 1, 27, 29, 17, 74, 36, 98,101,116,119,101,101,110, 18, 6, 1,
1, 1, 1, 29, 28, 46, 88, 22,100,101,112, 97,114,116,101,100, 10, 0, 0,
0, 32, 0, 95, 0, 1,247, 1,238, 1,229, 1,220, 1,211, 1,199, 1,187,
1,176, 1,164, 1,148, 1,133, 1,116, 1, 99, 1, 86, 1, 67, 1, 55, 1,
43, 1, 31, 1, 18, 1, 5, 0,249, 0,236, 0,224, 0,209, 0,191, 0,174,
0,157, 0,145, 0,132, 0,120, 0,108, 0, 95, 0, 83, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 12, 1, 1, 0, 1, 49, 51, 38, 15, 12, 7, 1,
1, 1, 1, 0, 1, 48, 37, 93, 7, 30, 11, 7, 1, 1, 1, 0, 0, 1, 47,
22, 16, 24, 11, 7, 1, 0, 1, 1, 0, 1, 47, 16, 40, 12, 12, 7, 1, 1,
1, 1, 0, 1, 46, 28, 88, 22, 2, 11, 7, 1, 1, 0, 1, 0, 1, 44, 48,
9, 19, 16, 7, 1, 1, 1, 0, 23, 1, 42, 20, 18, 98,101,103, 97,116, 22,
16, 7, 1, 1, 0, 1, 23, 1, 37, 17, 18,100,119,101,108,116, 16, 17, 7,
1, 1, 0, 1, 25, 1, 35, 38, 22, 99,117, 98,105,116,115, 17, 14, 7, 1,
1, 1, 0, 19, 1, 34, 26, 15, 97,114,107, 21, 11, 7, 1, 1, 1, 0, 0,
1, 32, 16, 7, 23, 12, 7, 1, 1, 1, 1, 0, 1, 28, 17, 67, 31, 29, 11,
7, 1, 0, 1, 1, 0, 1, 25, 7, 19, 11, 12, 7, 1, 1, 1, 1, 0, 1,
22, 45, 71, 28, 28, 12, 7, 1, 1, 1, 1, 0, 1, 21, 22, 92, 18, 4, 11,
7, 1, 1, 0, 1, 0, 1, 21, 22, 18, 18, 11, 7, 1, 1, 1, 1, 0, 9,
17, 29, 74, 36, 11, 7, 1, 1, 1, 0, 0, 1, 17, 29, 74, 25, 18, 7, 1,
1, 1, 1, 25, 1, 15, 6, 3, 11,116,101,109,112,108,101, 5, 12, 7, 1,
1, 1, 1, 0, 1, 12, 4, 38, 36, 27, 16, 7, 1, 0, 1, 1, 23, 1, 10,
89, 14,115,101,114,118,101, 14, 16, 7, 1, 1, 1, 1, 21, 1, 4, 41, 32,
35,110,101, 97,114, 3, 14, 7, 9, 0, 1, 1, 21, 1, 68, 32,100,111,116,
104, 13, 15, 7, 0, 1, 1, 1, 21, 1, 21, 91, 38,110,101, 97,114, 6, 11,
7, 0, 1, 1, 1, 0, 1, 16, 81, 25, 9, 10, 7, 0, 1, 1, 8, 0, 1,
16, 7, 10, 11, 7, 0, 1, 1, 1, 0, 1, 7, 72, 31, 8, 11, 7, 0, 1,
1, 1, 0, 1, 6, 37, 31, 7, 8, 7, 0, 0, 0, 0, 0, 1, 35, 8, 7,
0, 0, 0, 0, 0, 1, 34, 8, 7, 0, 0, 0, 0, 0, 1, 33, 8, 7, 0,
0, 0, 0, 0, 1, 32, 8, 7, 0, 0, 0, 0, 0, 1, 31, 10, 0, 0, 0,
2, 1,231, 0, 1,244, 1,231, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 12, 7, 1, 1, 1, 1, 0, 1, 49, 9, 51,
38, 26, 11, 7, 1, 1, 0, 1, 0, 1, 49, 9, 38, 20, 13, 0, 0, 0, 23,
0, 67, 0, 1,238, 1,220, 1,202, 1,186, 1,168, 1,148, 1,130, 1,107,
1, 86, 1, 65, 1, 44, 1, 27, 1, 14, 0,250, 0,224, 0,205, 0,184, 0,
165, 0,145, 0,123, 0,106, 0, 86, 0, 67, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 17, 23, 6, 0, 23, 1, 1, 21,107,110,111,119,110, 52,
19,112,111,111,114, 18, 22, 6, 0, 23, 1, 1, 23, 97, 98,111,118,101, 24,
26,115,101,114,118,101, 15, 21, 6, 0, 19, 1, 1, 21,119, 97,114, 52, 19,
112,111,111,114, 20, 20, 6, 0, 27, 1, 8, 25,110,111,116,104,105,110,103,
7,112,108, 97, 99,101,115, 18, 19, 6, 0, 23, 1, 1, 23, 98,101,103, 97,
116, 90, 27,116,114,117,116,104, 17, 18, 6, 0, 23, 1, 1, 21,100,119,101,
108,116, 21, 39,100,111,116,104, 19, 17, 6, 0, 27, 1, 1, 21,109,111,114,
110,105,110,103, 52, 19,112,111,111,114, 17, 16, 6, 0, 21, 1, 1, 23,115,
104,101,119, 90, 27,116,114,117,116,104, 24, 15, 6, 0, 27, 1, 1, 31,116,
104,101,114,101,105,110, 37, 31,115, 97, 99,114,105,102,105, 99,101, 18, 14,
6, 0, 23, 1, 8, 25,115,109,111,116,101, 7,112,108, 97, 99,101,115, 11,
13, 6, 0, 19, 1, 1, 0, 97,114,107, 72, 31, 15, 12, 6, 0, 21, 1, 8,
21,119,105,110,101, 58,119, 97,121,115, 19, 11, 6, 0, 21, 1, 1, 27,115,
111,109,101, 98, 17,109,111,114,110,105,110,103, 19, 10, 6, 0, 27, 1, 1,
21, 98,101,116,119,101,101,110, 92, 18,115,111,109,101, 19, 9, 6, 0, 21,
1, 1, 27,115, 97,118,101, 74, 36, 98,101,116,119,101,101,110, 21, 8, 6,
0, 25, 1, 1, 27,116,104,111,117,103,104, 98, 17,109,111,114,110,105,110,
103, 16, 7, 6, 0, 21, 1, 1, 21,115,101,110,100, 49, 34,115,101,110,100,
18, 6, 6, 0, 25, 1, 1, 21,119,105,115,100,111,109, 38, 36,115,101,110,
100, 16, 5, 6, 0, 23, 1, 9, 21, 97,110,103,101,114, 46,119, 97,121,115,
14, 4, 6, 0, 19, 1, 1, 19, 99, 97,110, 19, 43,119, 97,114, 16, 3, 6,
0, 23, 1, 1, 19,111,102,102,101,114, 48, 22,115,105,120, 16, 2, 6, 0,
23, 1, 8, 21,119,111,114,107,115, 58,119, 97,121,115, 16, 1, 6, 0, 23,
1, 1, 19,116,114,117,116,104, 37, 11, 99, 97,110, 13, 0, 0, 0, 22, 0,
64, 0, 1,230, 1,213, 1,191, 1,169, 1,148, 1,130, 1,108, 1, 89, 1,
70, 1, 51, 1, 34, 1, 16, 0,253, 0,233, 0,214, 0,194, 0,174, 0,151,
0,132, 0,109, 0, 90, 0, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 24, 45, 6, 0, 35, 1, 1, 23,105,110,104, 97, 98,105,116, 97,110,116,
115, 23, 41, 98,101,103, 97,116, 17, 44, 6, 0, 23, 1, 1, 21, 97,110,103,
101,108, 48, 27,100,105,101,100, 21, 43, 6, 0, 25, 1, 1, 27,116,101,109,
112,108,101, 74, 36, 98,101,116,119,101,101,110, 17, 42, 6, 0, 23, 1, 1,
21, 99,104,105,108,100, 81, 25,119, 97,108,107, 21, 41, 6, 0, 21, 1, 1,
31,119, 97,121,115, 37, 31,115, 97, 99,114,105,102,105, 99,101, 18, 40, 6,
0, 21, 1, 1, 25,112,111,111,114, 93, 7,116,101,109,112,108,101, 18, 39,
6, 0, 21, 1, 1, 25,100,111,116,104, 3, 11,116,101,109,112,108,101, 17,
38, 6, 0, 23, 1, 1, 21,102,114,117,105,116, 62, 27,115,101,110,100, 18,
37, 6, 0, 23, 1, 1, 23,115,101,114,118,101, 90, 27,116,114,117,116,104,
17, 36, 6, 0, 21, 1, 1, 23,110,101, 97,114, 90, 27,116,114,117,116,104,
16, 35, 6, 0, 21, 1, 1, 21,108,111,110,103, 14, 39,115, 97,118,101, 15,
34, 6, 0, 21, 1, 1, 19,119, 97,108,107, 15, 20, 97,114,107, 17, 33, 6,
0, 25, 1, 9, 21, 99,117, 98,105,116,115, 46,119, 97,121,115, 17, 32, 6,
0, 21, 1, 1, 23,103,111,110,101, 23, 41, 98,101,103, 97,116, 17, 31, 6,
0, 23, 1, 1, 21,119,104,105,108,101, 49, 34,115,101,110,100, 20, 30, 6,
0, 21, 1, 1, 29,112, 97,114,116, 88, 22,100,101,112, 97,114,116,101,100,
16, 29, 6, 0, 21, 1, 1, 21, 98,101, 97,114, 92, 18,115,111,109,101, 19,
28, 6, 0, 25, 1, 1, 23,112,108, 97, 99,101,115, 23, 41, 98,101,103, 97,
116, 20, 27, 6, 0, 27, 1, 1, 23,116,104,121,115,101,108,102, 54, 12, 97,
98,111,118,101, 20, 26, 6, 0, 29, 1, 1, 21,100,101,112, 97,114,116,101,
100, 92, 18,115,111,109,101, 15, 25, 6, 0, 21, 1, 1, 19,116,101,108,108,
19, 43,119, 97,114, 24, 24, 6, 0, 31, 1, 1, 27,115, 97, 99,114,105,102,
105, 99,101, 92, 13,109,111,114,110,105,110,103, 13, 0, 0, 0, 5, 1,162,
0, 1,239, 1,221, 1,203, 1,182, 1,162, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 18, 50, 6, 0, 23, 1, 1,
23,119,114, 97,116,104, 21, 45, 98,101,103, 97,116, 19, 49, 6, 0, 21, 1,
1, 27,116,114,101,101, 98, 17,109,111,114,110,105,110,103, 16, 48, 6, 0,
19, 1, 1, 23,115,105,120, 71, 3, 97,110,103,101,108, 16, 47, 6, 0, 21,
1, 1, 21,100,105,101,100, 7, 19,103,111,110,101, 15, 46, 6, 0, 19, 1,
1, 21,111,105,108, 81, 25,119, 97,108,107, 10, 0, 0, 0, 40, 0,106, 0,
1,246, 1,236, 1,226, 1,218, 1,209, 1,199, 1,187, 1,179, 1,169, 1,
158, 1,145, 1,136, 1,127, 1,117, 1,107, 1, 98, 1, 82, 1, 72, 1, 63,
1, 51, 1, 42, 1, 30, 1, 20, 1, 12, 1, 3, 0,248, 0,239, 0,225, 0,
216, 0,207, 0,197, 0,188, 0,180, 0,170, 0,161, 0,152, 0,141, 0,129,
0,118, 0,106, 0, 97, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9,116,114,
101,101, 49, 11, 3, 27, 1,116,104,121,115,101,108,102, 27, 10, 3, 25, 1,
116,104,111,117,103,104, 8, 11, 3, 27, 1,116,104,101,114,101,105,110, 15,
10, 3, 25, 1,116,101,109,112,108,101, 43, 8, 3, 21, 1,116,101,108,108,
25, 8, 3, 21, 1,115,111,109,101, 11, 9, 3, 23, 1,115,109,111,116,101,
14, 7, 3, 19, 1,115,105,120, 48, 8, 3, 21, 1,115,104,101,119, 16, 9,
3, 23, 1,115,101,114,118,101, 37, 8, 3, 21, 1,115,101,110,100, 7, 8,
3, 21, 1,115, 97,118,101, 9, 13, 3, 31, 1,115, 97, 99,114,105,102,105,
99,101, 24, 8, 3, 21, 1,112,111,111,114, 40, 10, 3, 25, 1,112,108, 97,
99,101,115, 28, 8, 3, 21, 1,112, 97,114,116, 30, 7, 3, 19, 1,111,105,
108, 46, 9, 3, 23, 1,111,102,102,101,114, 3, 11, 3, 27, 1,110,111,116,
104,105,110,103, 20, 8, 3, 21, 1,110,101, 97,114, 36, 11, 3, 27, 1,109,
111,114,110,105,110,103, 17, 8, 3, 21, 1,108,111,110,103, 35, 9, 3, 23,
1,107,110,111,119,110, 23, 15, 3, 35, 1,105,110,104, 97, 98,105,116, 97,
110,116,115, 45, 8, 3, 21, 1,103,111,110,101, 32, 9, 3, 23, 1,102,114,
117,105,116, 38, 9, 3, 23, 1,100,119,101,108,116, 18, 8, 3, 21, 1,100,
111,116,104, 39, 8, 3, 21, 1,100,105,101,100, 47, 12, 3, 29, 1,100,101,
112, 97,114,116,101,100, 26, 10, 3, 25, 1, 99,117, 98,105,116,115, 33, 9,
3, 23, 1, 99,104,105,108,100, 42, 7, 3, 19, 1, 99, 97,110, 4, 11, 3,
27, 1, 98,101,116,119,101,101,110, 10, 9, 3, 23, 1, 98,101,103, 97,116,
19, 8, 3, 21, 1, 98,101, 97,114, 29, 7, 3, 19, 1, 97,114,107, 13, 9,
3, 23, 1, 97,110,103,101,114, 5, 9, 3, 23, 1, 97,110,103,101,108, 44,
9, 3, 23, 1, 97, 98,111,118,101, 22, 10, 0, 0, 0, 9, 1,171, 0, 1,
247, 1,238, 1,230, 1,221, 1,211, 1,202, 1,191, 1,181, 1,171, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
9, 3, 23, 1,119,114, 97,116,104, 50, 9, 3, 23, 1,119,111,114,107,115,
2, 10, 3, 25, 1,119,105,115,100,111,109, 6, 8, 3, 21, 1,119,105,110,
101, 12, 9, 3, 23, 1,119,104,105,108,101, 31, 8, 3, 21, 1,119, 97,121,
115, 41, 7, 3, 19, 1,119, 97,114, 21, 8, 3, 21, 1,119, 97,108,107, 34,
8, 3, 23, 9,116,114,117,116,104, 13, 0, 0, 0, 5, 0, 84, 0, 1, 78,
0,249, 0,177, 1,163, 0, 84, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 91, 19,
7, 21, 19, 19, 8,129, 33,118,105,101,119,118, 50, 49,118, 50, 49, 67, 82,
69, 65, 84, 69, 32, 86, 73, 69, 87, 32,118, 50, 49, 40, 97, 44, 98, 44, 99,
44,100, 44,101, 41, 32, 65, 83, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98,
44, 99, 44,100, 44,101, 32, 70, 82, 79, 77, 32,116, 50, 32, 79, 82, 68, 69,
82, 32, 66, 89, 32, 98, 32, 76, 73, 77, 73, 84, 32, 49, 48, 70, 17, 6, 21,
19, 19, 8,121,118,105,101,119,118, 53, 48,118, 53, 48, 67, 82, 69, 65, 84,
69, 32, 86, 73, 69, 87, 32,118, 53, 48, 40, 97, 44, 98, 41, 32, 65, 83, 32,
83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 32, 70, 82, 79, 77, 32,116, 53, 32,
87, 72, 69, 82, 69, 32, 97, 60, 62, 50, 53, 83, 16, 7, 21, 19, 19, 8,129,
17,118,105,101,119,118, 52, 48,118, 52, 48, 67, 82, 69, 65, 84, 69, 32, 86,
73, 69, 87, 32,118, 52, 48, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32,
65, 83, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,100, 44,101,
32, 70, 82, 79, 77, 32,116, 52, 32, 87, 72, 69, 82, 69, 32, 97, 60, 62, 50,
53, 83, 15, 7, 21, 19, 19, 8,129, 17,118,105,101,119,118, 51, 48,118, 51,
48, 67, 82, 69, 65, 84, 69, 32, 86, 73, 69, 87, 32,118, 51, 48, 40, 97, 44,
98, 44, 99, 44,100, 44,101, 41, 32, 65, 83, 32, 83, 69, 76, 69, 67, 84, 32,
97, 44, 98, 44, 99, 44,100, 44,101, 32, 70, 82, 79, 77, 32,116, 51, 32, 87,
72, 69, 82, 69, 32, 97, 60, 62, 50, 53, 91, 18, 7, 21, 19, 19, 8,129, 33,
118,105,101,119,118, 49, 49,118, 49, 49, 67, 82, 69, 65, 84, 69, 32, 86, 73,
69, 87, 32,118, 49, 49, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65,
83, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,100, 44,101, 32,
70, 82, 79, 77, 32,116, 49, 32, 79, 82, 68, 69, 82, 32, 66, 89, 32, 98, 32,
76, 73, 77, 73, 84, 32, 49, 48, 13, 1,163, 0, 4, 0, 40, 0, 1, 70, 0,
233, 0,152, 0, 40, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,110, 23, 7, 21, 19, 19, 8,129, 71,
118,105,101,119,118, 49, 50,118, 49, 50, 67, 82, 69, 65, 84, 69, 32, 86, 73,
69, 87, 32,118, 49, 50, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65,
83, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32,115,117,109, 40, 97, 41, 44, 32,
97,118,103, 40, 98, 41, 44, 32, 99,111,117,110,116, 40, 42, 41, 44, 32,109,
105,110, 40,100, 41, 44, 32,101, 32, 70, 82, 79, 77, 32,116, 49, 32, 71, 82,
79, 85, 80, 32, 66, 89, 32, 53, 79, 22, 7, 21, 19, 19, 8,129, 9,118,105,
101,119,118, 53, 49,118, 53, 49, 67, 82, 69, 65, 84, 69, 32, 86, 73, 69, 87,
32,118, 53, 49, 40, 97, 44, 98, 41, 32, 65, 83, 32, 83, 69, 76, 69, 67, 84,
32, 97, 44, 98, 32, 70, 82, 79, 77, 32,116, 53, 32, 79, 82, 68, 69, 82, 32,
66, 89, 32, 98, 32, 76, 73, 77, 73, 84, 32, 49, 48, 91, 21, 7, 21, 19, 19,
8,129, 33,118,105,101,119,118, 52, 49,118, 52, 49, 67, 82, 69, 65, 84, 69,
32, 86, 73, 69, 87, 32,118, 52, 49, 40, 97, 44, 98, 44, 99, 44,100, 44,101,
41, 32, 65, 83, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,100,
44,101, 32, 70, 82, 79, 77, 32,116, 52, 32, 79, 82, 68, 69, 82, 32, 66, 89,
32, 98, 32, 76, 73, 77, 73, 84, 32, 49, 48, 91, 20, 7, 21, 19, 19, 8,129,
33,118,105,101,119,118, 51, 49,118, 51, 49, 67, 82, 69, 65, 84, 69, 32, 86,
73, 69, 87, 32,118, 51, 49, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32,
65, 83, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,100, 44,101,
32, 70, 82, 79, 77, 32,116, 51, 32, 79, 82, 68, 69, 82, 32, 66, 89, 32, 98,
32, 76, 73, 77, 73, 84, 32, 49, 48, 0, 0, 0, 93, 19, 19, 8,129, 33,118,
105,101,119,118, 50, 49,118, 50, 49, 67, 82, 69, 65, 84, 69, 32, 86, 73, 69,
87, 32,118, 50, 49, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65, 83,
32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,100, 44,101, 32, 70,
82, 79, 77, 32,116, 50, 32, 79, 82, 68, 69, 82, 32, 66, 89, 32, 98, 32, 76,
73, 77, 73, 84, 32, 49, 48, 13, 0, 0, 0, 3, 0, 66, 0, 1,107, 0,214,
0, 66, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,129, 17, 26,
7, 21, 19, 19, 8,130, 13,118,105,101,119,118, 52, 50,118, 52, 50, 67, 82,
69, 65, 84, 69, 32, 86, 73, 69, 87, 32,118, 52, 50, 40, 97, 44, 98, 44, 99,
44,100, 44,101, 41, 32, 65, 83, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32,115,
117,109, 40, 97, 41, 44, 32, 97,118,103, 40, 98, 41, 44, 32, 99,111,117,110,
116, 40, 42, 41, 44, 32,109,105,110, 40,100, 41, 44, 32,101, 32, 70, 82, 79,
77, 32,116, 52, 32, 71, 82, 79, 85, 80, 32, 66, 89, 32, 53, 10, 32, 32, 32,
32, 72, 65, 86, 73, 78, 71, 32,109,105,110, 40,100, 41, 60, 51, 48, 32, 79,
82, 68, 69, 82, 32, 66, 89, 32, 51, 44, 32, 49,129, 18, 25, 7, 21, 19, 19,
8,130, 15,118,105,101,119,118, 51, 50,118, 51, 50, 67, 82, 69, 65, 84, 69,
32, 86, 73, 69, 87, 32,118, 51, 50, 40, 97, 44, 98, 44, 99, 44,100, 44,101,
41, 32, 65, 83, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32,115,117,109, 40, 97,
41, 44, 32, 97,118,103, 40, 98, 41, 44, 32, 99,111,117,110,116, 40, 42, 41,
44, 32,109,105,110, 40,100, 41, 44, 32,101, 32, 70, 82, 79, 77, 32,116, 51,
32, 71, 82, 79, 85, 80, 32, 66, 89, 32, 53, 10, 32, 32, 32, 32, 72, 65, 86,
73, 78, 71, 32, 99,111,117,110,116, 40, 42, 41, 62, 49, 32, 79, 82, 68, 69,
82, 32, 66, 89, 32, 51, 44, 32, 49,129, 18, 24, 7, 21, 19, 19, 8,130, 15,
118,105,101,119,118, 50, 50,118, 50, 50, 67, 82, 69, 65, 84, 69, 32, 86, 73,
69, 87, 32,118, 50, 50, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65,
83, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32,115,117,109, 40, 97, 41, 44, 32,
97,118,103, 40, 98, 41, 44, 32, 99,111,117,110,116, 40, 42, 41, 44, 32,109,
105,110, 40,100, 41, 44, 32,101, 32, 70, 82, 79, 77, 32,116, 50, 32, 71, 82,
79, 85, 80, 32, 66, 89, 32, 53, 10, 32, 32, 32, 32, 72, 65, 86, 73, 78, 71,
32, 99,111,117,110,116, 40, 42, 41, 62, 49, 32, 79, 82, 68, 69, 82, 32, 66,
89, 32, 51, 44, 32, 49, 13, 1,108, 0, 3, 0, 83, 0, 0,225, 0, 83, 1,
136, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,129, 11, 28, 7, 21, 19,
19, 8,130, 1,118,105,101,119,118, 49, 51,118, 49, 51, 67, 82, 69, 65, 84,
69, 32, 86, 73, 69, 87, 32,118, 49, 51, 40, 97, 44, 98, 44, 99, 44,100, 44,
101, 41, 32, 65, 83, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44,
99, 44,100, 44,101, 32, 70, 82, 79, 77, 32,116, 49, 10, 32, 32, 85, 78, 73,
79, 78, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,100, 44,101,
32, 70, 82, 79, 77, 32,116, 50, 10, 32, 32, 85, 78, 73, 79, 78, 32, 83, 69,
76, 69, 67, 84, 32, 97, 44, 98, 44, 99, 44,100, 44,101, 32, 70, 82, 79, 77,
32,116, 51,129, 8, 27, 7, 21, 19, 19, 8,129,123,118,105,101,119,118, 53,
50,118, 53, 50, 67, 82, 69, 65, 84, 69, 32, 86, 73, 69, 87, 32,118, 53, 50,
40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65, 83, 10, 32, 32, 83, 69,
76, 69, 67, 84, 32, 99,111,117,110,116, 40, 42, 41, 44, 32,109,105,110, 40,
98, 41, 44, 32,115,117, 98,115,116,114, 40, 98, 44, 49, 44, 49, 41, 44, 32,
109,105,110, 40, 97, 41, 44, 32,109, 97,120, 40, 97, 41, 32, 70, 82, 79, 77,
32,116, 53, 10, 32, 32, 32, 71, 82, 79, 85, 80, 32, 66, 89, 32, 51, 32, 79,
82, 68, 69, 82, 32, 66, 89, 32, 49, 0, 0, 0, 28, 21, 19, 19, 8,130, 13,
118,105,101,119,118, 52, 50,118, 52, 50, 67, 82, 69, 65, 84, 69, 32, 86,118,
29, 7, 21, 19, 19, 8,129, 87,118,105,101,119,118, 50, 51,118, 50, 51, 67,
82, 69, 65, 84, 69, 32, 86, 73, 69, 87, 32,118, 50, 51, 40, 97, 44, 98, 44,
99, 44,100, 44,101, 41, 32, 65, 83, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32,
97, 44, 98, 44, 99, 44,100, 44,101, 32, 70, 82, 79, 77, 32,116, 49, 10, 32,
32, 69, 88, 67, 69, 80, 84, 32, 83, 69, 76, 69, 67, 84, 32, 97, 44, 98, 44,
99, 44,100, 44,101, 32, 70, 82, 79, 77, 32,116, 49, 32, 87, 72, 69, 82, 69,
32, 98, 60, 50, 53, 13, 0, 0, 0, 3, 0, 40, 0, 1,134, 1, 12, 0, 40,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0,129, 97, 32, 7, 21, 19, 19, 8,131, 45,118,105,
101,119,118, 54, 50,118, 54, 50, 67, 82, 69, 65, 84, 69, 32, 86, 73, 69, 87,
32,118, 54, 50, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65, 83, 10,
32, 32, 83, 69, 76, 69, 67, 84, 32,116, 49, 46, 97, 44,116, 50, 46, 98, 44,
116, 51, 46, 99, 44,116, 52, 46,100, 44,116, 53, 46, 98, 10, 32, 32, 32, 32,
70, 82, 79, 77, 32,116, 49, 32, 74, 79, 73, 78, 32,116, 50, 32, 79, 78, 32,
40,116, 49, 46, 97, 61,116, 50, 46, 98, 41, 10, 32, 32, 32, 32, 32, 32, 32,
32, 32, 32, 32, 32, 74, 79, 73, 78, 32,116, 51, 32, 79, 78, 32, 40,116, 49,
46, 97, 61,116, 51, 46, 97, 41, 10, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
32, 32, 74, 79, 73, 78, 32,116, 52, 32, 79, 78, 32, 40,116, 52, 46, 98, 61,
116, 51, 46, 98, 41, 10, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 76,
69, 70, 84, 32, 74, 79, 73, 78, 32,116, 53, 32, 79, 78, 32, 40,116, 53, 46,
97, 61,116, 49, 46, 99, 41,120, 31, 7, 21, 19, 19, 8,129, 91,118,105,101,
119,118, 54, 49,118, 54, 49, 67, 82, 69, 65, 84, 69, 32, 86, 73, 69, 87, 32,
118, 54, 49, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32, 65, 83, 10, 32,
32, 83, 69, 76, 69, 67, 84, 32,116, 50, 46, 97, 44,116, 51, 46, 98, 44,116,
50, 46, 99, 44,116, 51, 46,100, 44,116, 50, 46,101, 10, 32, 32, 32, 32, 70,
82, 79, 77, 32,116, 50, 32, 76, 69, 70, 84, 32, 74, 79, 73, 78, 32,116, 51,
32, 79, 78, 32, 40,116, 50, 46, 97, 61,116, 51, 46, 97, 41,120, 30, 7, 21,
19, 19, 8,129, 91,118,105,101,119,118, 54, 48,118, 54, 48, 67, 82, 69, 65,
84, 69, 32, 86, 73, 69, 87, 32,118, 54, 48, 40, 97, 44, 98, 44, 99, 44,100,
44,101, 41, 32, 65, 83, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32,116, 49, 46,
97, 44,116, 50, 46, 98, 44,116, 49, 46, 99, 44,116, 50, 46,100, 44,116, 49,
46,101, 10, 32, 32, 32, 32, 70, 82, 79, 77, 32,116, 49, 32, 76, 69, 70, 84,
32, 74, 79, 73, 78, 32,116, 50, 32, 79, 78, 32, 40,116, 49, 46, 97, 61,116,
50, 46, 98, 41, 13, 0, 0, 0, 1, 1, 73, 0, 1, 73, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,129, 52, 33, 7, 21, 19, 19, 8,130,
83,118,105,101,119,118, 55, 48,118, 55, 48, 67, 82, 69, 65, 84, 69, 32, 86,
73, 69, 87, 32,118, 55, 48, 40, 97, 44, 98, 44, 99, 44,100, 44,101, 41, 32,
65, 83, 10, 32, 32, 87, 73, 84, 72, 32, 82, 69, 67, 85, 82, 83, 73, 86, 69,
32, 99, 48, 40,120, 41, 32, 65, 83, 32, 40, 86, 65, 76, 85, 69, 83, 40, 49,
41, 32, 85, 78, 73, 79, 78, 32, 65, 76, 76, 32, 83, 69, 76, 69, 67, 84, 32,
120, 43, 49, 32, 70, 82, 79, 77, 32, 99, 48, 32, 87, 72, 69, 82, 69, 32,120,
60, 57, 41, 10, 32, 32, 83, 69, 76, 69, 67, 84, 32,120, 44, 32, 98, 44, 32,
99, 44, 32,100, 44, 32,101, 32, 70, 82, 79, 77, 32, 99, 48, 32, 74, 79, 73,
78, 32,116, 49, 32, 79, 78, 32, 40,116, 49, 46, 97, 61, 53, 48, 45, 99, 48,
46,120, 41,
};
|
the_stack_data/46738.c | // Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
static char sccsid[] __attribute__((used)) = "@(#)No version information produced";
|
the_stack_data/154831322.c | /* 138. Program to split words from a string using strtok function. */
#include <stdio.h>
#include<string.h>
int main(void) {
char str[]="Welcome to C language";
char *token=strtok(str," ");
while(token!=NULL)
{
printf("%s\n",token);
token=strtok(NULL," ");
}
return 0;
} |
the_stack_data/234517894.c | // RUN: rm -rf %t*
// RUN: 3c -base-dir=%S -addcr -alltypes -output-dir=%t.checkedALL2 %S/fptrsafecalleemulti1.c %s --
// RUN: 3c -base-dir=%S -addcr -output-dir=%t.checkedNOALL2 %S/fptrsafecalleemulti1.c %s --
// RUN: %clang -working-directory=%t.checkedNOALL2 -c fptrsafecalleemulti1.c fptrsafecalleemulti2.c
// RUN: FileCheck -match-full-lines -check-prefixes="CHECK_NOALL","CHECK" --input-file %t.checkedNOALL2/fptrsafecalleemulti2.c %s
// RUN: FileCheck -match-full-lines -check-prefixes="CHECK_ALL","CHECK" --input-file %t.checkedALL2/fptrsafecalleemulti2.c %s
// RUN: 3c -base-dir=%S -alltypes -output-dir=%t.checked %S/fptrsafecalleemulti1.c %s --
// RUN: 3c -base-dir=%t.checked -alltypes -output-dir=%t.convert_again %t.checked/fptrsafecalleemulti1.c %t.checked/fptrsafecalleemulti2.c --
// RUN: test ! -f %t.convert_again/fptrsafecalleemulti1.c
// RUN: test ! -f %t.convert_again/fptrsafecalleemulti2.c
/******************************************************************************/
/*This file tests three functions: two callers bar and foo, and a callee sus*/
/*In particular, this file tests: converting the callee into a function pointer
and then using that pointer for computations*/
/*For robustness, this test is identical to
fptrsafeprotocallee.c and fptrsafecallee.c except in that
the callee and callers are split amongst two files to see how
the tool performs conversions*/
/*In this test, foo and bar will treat their return values safely, but sus will
not, through invalid pointer arithmetic, an unsafe cast, etc*/
/******************************************************************************/
#include <stddef.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
struct general {
int data;
struct general *next;
//CHECK: _Ptr<struct general> next;
};
struct warr {
int data1[5];
//CHECK_NOALL: int data1[5];
//CHECK_ALL: int data1 _Checked[5];
char *name;
//CHECK: _Ptr<char> name;
};
struct fptrarr {
int *values;
//CHECK: _Ptr<int> values;
char *name;
//CHECK: _Ptr<char> name;
int (*mapper)(int);
//CHECK: _Ptr<int (int)> mapper;
};
struct fptr {
int *value;
//CHECK: _Ptr<int> value;
int (*func)(int);
//CHECK: _Ptr<int (int)> func;
};
struct arrfptr {
int args[5];
//CHECK_NOALL: int args[5];
//CHECK_ALL: int args _Checked[5];
int (*funcs[5])(int);
//CHECK_NOALL: int (*funcs[5])(int);
//CHECK_ALL: _Ptr<int (int)> funcs _Checked[5];
};
static int add1(int x) {
//CHECK: static int add1(int x) _Checked {
return x + 1;
}
static int sub1(int x) {
//CHECK: static int sub1(int x) _Checked {
return x - 1;
}
static int fact(int n) {
//CHECK: static int fact(int n) _Checked {
if (n == 0) {
return 1;
}
return n * fact(n - 1);
}
static int fib(int n) {
//CHECK: static int fib(int n) _Checked {
if (n == 0) {
return 0;
}
if (n == 1) {
return 1;
}
return fib(n - 1) + fib(n - 2);
}
static int zerohuh(int n) {
//CHECK: static int zerohuh(int n) _Checked {
return !n;
}
static int *mul2(int *x) {
//CHECK: static _Ptr<int> mul2(_Ptr<int> x) _Checked {
*x *= 2;
return x;
}
int *sus(struct general *x, struct general *y) {
//CHECK_NOALL: int *sus(struct general *x : itype(_Ptr<struct general>), _Ptr<struct general> y) : itype(_Ptr<int>) {
//CHECK_ALL: _Array_ptr<int> sus(struct general *x : itype(_Ptr<struct general>), _Ptr<struct general> y) {
x = (struct general *)5;
//CHECK: x = (struct general *)5;
int *z = calloc(5, sizeof(int));
//CHECK_NOALL: int *z = calloc<int>(5, sizeof(int));
//CHECK_ALL: _Array_ptr<int> __3c_lower_bound_z : count(5) = calloc<int>(5, sizeof(int));
//CHECK_ALL: _Array_ptr<int> z : bounds(__3c_lower_bound_z, __3c_lower_bound_z + 5) = __3c_lower_bound_z;
struct general *p = y;
//CHECK: _Ptr<struct general> p = y;
int i;
for (i = 0; i < 5; p = p->next, i++) {
//CHECK_NOALL: for (i = 0; i < 5; p = p->next, i++) {
//CHECK_ALL: for (i = 0; i < 5; p = p->next, i++) _Checked {
z[i] = p->data;
}
z += 2;
return z;
}
|
the_stack_data/81538.c | #include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
/*
* HackerRank C ArraysAndStrings 3
* https://www.hackerrank.com/challenges/printing-tokens-/problem
* Author: Hasol
*/
int main ()
{
char *s;
s = malloc(1024 * sizeof(char));
scanf("%[^\n]", s);
s = realloc(s, strlen(s) + 1);
int n = strlen(s);
for (int i = 0; i < n; i++)
{
if (s[i] != ' ')
printf ("%c", s[i]);
else
printf ("\n");
}
return 0;
}
|
the_stack_data/126702055.c | /*
* BSD LICENSE
*
* Copyright(c) 2018-2020 Intel Corporation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define _GNU_SOURCE
#include <ctype.h>
#include <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
#include <signal.h>
#include <sys/time.h>
#include <pthread.h>
#include <getopt.h>
#ifdef __linux__
#include <sched.h>
#include <cpuid.h>
#endif
#ifdef __FreeBSD__
#include <sys/param.h>
#include <sys/cpuset.h>
#endif
/**
* MACROS
*/
#ifdef __linux__
#define PAGE_SIZE (4 * 1024)
#endif
#define MEMCHUNK_SIZE (PAGE_SIZE * 32 * 1024) /* 128MB chunk */
#define CL_SIZE (64)
#define CHUNKS (128)
#ifdef DEBUG
#include <assert.h>
#define ALWAYS_INLINE static inline
#else
#define assert(x)
#define ALWAYS_INLINE static inline __attribute__((always_inline))
#endif
#define MAX_OPTARG_LEN 64
#define MAX_MEM_BW 100 * 1000 /* 100GBps */
#define CPU_FEATURE_SSE4_2 (1ULL << 0)
#define CPU_FEATURE_CLWB (1ULL << 1)
#define CPU_FEATURE_AVX512F (1ULL << 2)
/**
* DATA STRUCTURES
*/
/**
* Define read and write types
*/
enum cl_type {
CL_TYPE_INVALID,
CL_TYPE_PREFETCH_T0,
CL_TYPE_PREFETCH_T1,
CL_TYPE_PREFETCH_T2,
CL_TYPE_PREFETCH_NTA,
CL_TYPE_PREFETCH_W,
CL_TYPE_READ_NTQ,
CL_TYPE_READ_WB,
CL_TYPE_READ_WB_DQA,
CL_TYPE_READ_MOD_WRITE,
#ifdef __x86_64__
CL_TYPE_WRITE_DQA,
CL_TYPE_WRITE_DQA_FLUSH,
#endif
CL_TYPE_WRITE_WB,
#ifdef __x86_64__
CL_TYPE_WRITE_WB_AVX512,
#endif
CL_TYPE_WRITE_WB_CLWB,
CL_TYPE_WRITE_WB_FLUSH,
CL_TYPE_WRITE_NTI,
CL_TYPE_WRITE_NTI_CLWB,
#ifdef __x86_64__
CL_TYPE_WRITE_NT512,
CL_TYPE_WRITE_NTDQ
#endif
};
/* structure to store cpuid values */
struct cpuid_out {
uint32_t eax;
uint32_t ebx;
uint32_t ecx;
uint32_t edx;
};
static struct cpuid_out cpuid_1_0; /* leaf 1, sub-leaf 0 */
static struct cpuid_out cpuid_7_0; /* leaf 7, sub-leaf 0 */
/**
* COMMON DATA
*/
static int stop_loop = 0;
static void *memchunk = NULL;
static unsigned memchunk_offset = 0;
/**
* UTILS
*/
/*
* A C wrapper for CPUID opcode
*
* Parameters:
* [in] leaf - CPUID leaf number (EAX)
* [in] subleaf - CPUID sub-leaf number (ECX)
* [out] out - registers structure to store results of CPUID into
*/
static void
lcpuid(const unsigned leaf, const unsigned subleaf, struct cpuid_out *out)
{
if (out == NULL)
return;
#ifdef __x86_64__
asm volatile("mov %4, %%eax\n\t"
"mov %5, %%ecx\n\t"
"cpuid\n\t"
"mov %%eax, %0\n\t"
"mov %%ebx, %1\n\t"
"mov %%ecx, %2\n\t"
"mov %%edx, %3\n\t"
: "=g"(out->eax), "=g"(out->ebx), "=g"(out->ecx),
"=g"(out->edx)
: "g"(leaf), "g"(subleaf)
: "%eax", "%ebx", "%ecx", "%edx");
#else
asm volatile("push %%ebx\n\t"
"mov %4, %%eax\n\t"
"mov %5, %%ecx\n\t"
"cpuid\n\t"
"mov %%eax, %0\n\t"
"mov %%ebx, %1\n\t"
"mov %%ecx, %2\n\t"
"mov %%edx, %3\n\t"
"pop %%ebx\n\t"
: "=g"(out->eax), "=g"(out->ebx), "=g"(out->ecx),
"=g"(out->edx)
: "g"(leaf), "g"(subleaf)
: "%eax", "%ecx", "%edx");
#endif
}
static uint32_t
detect_sse42(void)
{
/* Check presence of SSE4.2 - bit 20 of ECX */
return (cpuid_1_0.ecx & (1 << 20));
}
static uint32_t
detect_clwb(void)
{
/* Check presence of CLWB - bit 24 of EBX */
return (cpuid_7_0.ebx & (1 << 24));
}
static uint32_t
detect_avx512f(void)
{
/* Check presence of AVX512F - bit 16 of EBX */
return (cpuid_7_0.ebx & (1 << 16));
}
/**
* @brief Function to detect CPU features
*
* @return Bitmap of supported features
*/
static uint64_t
cpu_feature_detect(void)
{
static const struct {
unsigned req_leaf_number;
uint64_t feat;
uint32_t (*detect_fn)(void);
} feat_tab[] = {
{1, CPU_FEATURE_SSE4_2, detect_sse42},
{7, CPU_FEATURE_CLWB, detect_clwb},
{7, CPU_FEATURE_AVX512F, detect_avx512f},
};
struct cpuid_out r;
unsigned hi_leaf_number = 0;
uint64_t features = 0;
unsigned i;
/* Get highest supported CPUID leaf number */
lcpuid(0x0, 0x0, &r);
hi_leaf_number = r.eax;
/* Get the most common CPUID leafs to speed up the detection */
if (hi_leaf_number >= 1)
lcpuid(0x1, 0x0, &cpuid_1_0);
if (hi_leaf_number >= 7)
lcpuid(0x7, 0x0, &cpuid_7_0);
for (i = 0; i < (sizeof(feat_tab) / sizeof(feat_tab[0])); i++) {
if (hi_leaf_number < feat_tab[i].req_leaf_number)
continue;
if (feat_tab[i].detect_fn() != 0)
features |= feat_tab[i].feat;
}
return features;
}
/**
* @brief Function to bind thread to a cpu
*
* @param cpuid cpu to bind thread to
*/
static void
set_thread_affinity(const unsigned cpuid)
{
#ifdef __linux__
cpu_set_t cpuset;
#endif
#ifdef __FreeBSD__
cpuset_t cpuset;
#endif
int res = -1;
CPU_ZERO(&cpuset);
CPU_SET((int)cpuid, &cpuset);
#ifdef __linux__
res = sched_setaffinity(0, sizeof(cpuset), &cpuset);
#endif
#ifdef __FreeBSD__
res = cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_TID, -1,
sizeof(cpuset), &cpuset);
#endif
if (res != 0)
perror("Error setting core affinity ");
}
/**
* @brief Function to flush cache
*
* @param p line of cache to flush
*/
ALWAYS_INLINE void
cl_flush(void *p)
{
asm volatile("clflush (%0)\n\t" : : "r"(p) : "memory");
}
/**
* @brief Serialize store operations, prevent reordering of writes
*/
ALWAYS_INLINE void
sb(void)
{
asm volatile("sfence\n\t" : : : "memory");
}
/**
* @brief Cache line write back
*
* @param p line of cache
*/
ALWAYS_INLINE void
cl_wb(void *p)
{
asm volatile("clwb (%0)\n\t" : : "r"(p) : "memory");
}
/**
* @brief Flush memory
*
* @param p memory allocated
* @param s size of memory to flush
*/
ALWAYS_INLINE void
mem_flush(void *p, size_t s)
{
char *cp = (char *)p;
size_t i = 0;
s = s / CL_SIZE; /* mem size in cache lines */
for (i = 0; i < s; i++)
cl_flush(&cp[i * CL_SIZE]);
sb();
}
/**
* @brief Function to initialize and allocate memory to thread
*
* @param s size of memory to allocate to thread
*
* @retval p allocated memory
*/
static void *
malloc_and_init_memory(size_t s)
{
void *p = NULL;
int ret;
ret = posix_memalign(&p, PAGE_SIZE, s - s % PAGE_SIZE);
if (ret != 0 || p == NULL) {
printf("ERROR: Failed to allocate %lu bytes\n",
(unsigned long)s - s % PAGE_SIZE);
stop_loop = 1;
return NULL;
}
uint64_t *p64 = (uint64_t *)p;
size_t s64 = s / sizeof(uint64_t);
while (s64 > 0) {
*p64 = (uint64_t)rand();
p64 += (CL_SIZE / sizeof(uint64_t));
s64 -= (CL_SIZE / sizeof(uint64_t));
}
mem_flush(p, MEMCHUNK_SIZE);
return p;
}
/**
* MEMORY OPERATIONS
*/
/**
* @brief Perform prefetcht0
*
* @param p pointer to memory location
*/
ALWAYS_INLINE void
cl_prefetch_t0(void *p)
{
asm volatile("prefetcht0 (%0)\n\t" : : "r"(p) : "memory");
}
/**
* @brief Perform prefetcht1
*
* @param p pointer to memory location
*/
ALWAYS_INLINE void
cl_prefetch_t1(void *p)
{
asm volatile("prefetcht1 (%0)\n\t" : : "r"(p) : "memory");
}
/**
* @brief Perform prefetcht2
*
* @param p pointer to memory location
*/
ALWAYS_INLINE void
cl_prefetch_t2(void *p)
{
asm volatile("prefetcht2 (%0)\n\t" : : "r"(p) : "memory");
}
/**
* @brief Perform prefetchnta
*
* @param p pointer to memory location
*/
ALWAYS_INLINE void
cl_prefetch_nta(void *p)
{
asm volatile("prefetchnta (%0)\n\t" : : "r"(p) : "memory");
}
/**
* @brief Perform prefetchw
*
* @param p pointer to memory location
*/
ALWAYS_INLINE void
cl_prefetch_w(void *p)
{
asm volatile("prefetchw (%0)\n\t" : : "r"(p) : "memory");
}
/**
* @brief Load XOR writes
*
* @param p pointer to memory
* @param v value to xor with value in memory location and write back
*/
ALWAYS_INLINE void
cl_read_mod_write(void *p, const uint64_t v)
{
asm volatile("xor %0, (%1)\n\t"
"xor %0, 8(%1)\n\t"
"xor %0, 16(%1)\n\t"
"xor %0, 24(%1)\n\t"
"xor %0, 32(%1)\n\t"
"xor %0, 40(%1)\n\t"
"xor %0, 48(%1)\n\t"
"xor %0, 56(%1)\n\t"
:
: "r"(v), "r"(p)
: "memory");
}
#ifdef __x86_64__
#ifdef __AVX512F__
/**
* @brief WB store vector version
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_avx512(void *p, const uint64_t v)
{
asm volatile("vmovq %0, %%xmm1\n\t"
"vmovdqa64 %%zmm1, (%1)\n\t"
:
: "r"(v), "r"(p)
: "%zmm1", "memory");
}
#endif
/**
* @brief WB vector version
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_dqa(void *p, const uint64_t v)
{
asm volatile("movq %0, %%xmm1\n\t"
"movdqa %%xmm1, (%1)\n\t"
"movdqa %%xmm1, 16(%1)\n\t"
"movdqa %%xmm1, 32(%1)\n\t"
"movdqa %%xmm1, 48(%1)\n\t"
:
: "r"(v), "r"(p)
: "%xmm1", "memory");
}
/**
* @brief Perform SSE write operation to specified cache line with flush
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_dqa_flush(void *p, const uint64_t v)
{
cl_write_dqa(p, v);
cl_flush(p);
}
#endif
/**
* @brief Perform write operation to specified cache line
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write(void *p, const uint64_t v)
{
#ifdef __x86_64__
asm volatile("movq %0, (%1)\n\t"
"movq %0, 8(%1)\n\t"
"movq %0, 16(%1)\n\t"
"movq %0, 24(%1)\n\t"
"movq %0, 32(%1)\n\t"
"movq %0, 40(%1)\n\t"
"movq %0, 48(%1)\n\t"
"movq %0, 56(%1)\n\t"
:
: "r"(v), "r"(p)
: "memory");
#else
asm volatile("movl %0, (%1)\n\t"
"movl %0, 4(%1)\n\t"
"movl %0, 8(%1)\n\t"
"movl %0, 12(%1)\n\t"
"movl %0, 16(%1)\n\t"
"movl %0, 20(%1)\n\t"
"movl %0, 24(%1)\n\t"
"movl %0, 28(%1)\n\t"
"movl %0, 32(%1)\n\t"
"movl %0, 36(%1)\n\t"
"movl %0, 40(%1)\n\t"
"movl %0, 44(%1)\n\t"
"movl %0, 48(%1)\n\t"
"movl %0, 52(%1)\n\t"
"movl %0, 56(%1)\n\t"
"movl %0, 64(%1)\n\t"
:
: "r"(v), "r"(p)
: "memory");
#endif
}
#ifdef __CLWB__
/**
* @brief Perform write operation to specified cache line with clwb
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_clwb(void *p, const uint64_t v)
{
cl_write(p, v);
cl_wb(p);
}
#endif
/**
* @brief Perform write operation to specified cache line with flush
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_flush(void *p, const uint64_t v)
{
cl_write(p, v);
cl_flush(p);
}
/**
* @brief Perform write operation to memory giving non-temporal hint
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_nti(void *p, const uint64_t v)
{
#ifdef __x86_64__
asm volatile("movnti %0, (%1)\n\t"
"movnti %0, 8(%1)\n\t"
"movnti %0, 16(%1)\n\t"
"movnti %0, 24(%1)\n\t"
"movnti %0, 32(%1)\n\t"
"movnti %0, 40(%1)\n\t"
"movnti %0, 48(%1)\n\t"
"movnti %0, 56(%1)\n\t"
:
: "r"(v), "r"(p)
: "memory");
#else
uint32_t v2 = (uint32_t)v;
asm volatile("movnti %0, (%1)\n\t"
"movnti %0, 4(%1)\n\t"
"movnti %0, 8(%1)\n\t"
"movnti %0, 12(%1)\n\t"
"movnti %0, 16(%1)\n\t"
"movnti %0, 20(%1)\n\t"
"movnti %0, 24(%1)\n\t"
"movnti %0, 28(%1)\n\t"
"movnti %0, 32(%1)\n\t"
"movnti %0, 36(%1)\n\t"
"movnti %0, 40(%1)\n\t"
"movnti %0, 44(%1)\n\t"
"movnti %0, 48(%1)\n\t"
"movnti %0, 52(%1)\n\t"
"movnti %0, 56(%1)\n\t"
"movnti %0, 64(%1)\n\t"
:
: "r"(v2), "r"(p)
: "memory");
#endif
}
#if defined(__x86_64__) && defined(__AVX512F__)
/**
* @brief non-temporal store vector version
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_nt512(void *p, const uint64_t v)
{
asm volatile("vmovq %0, %%xmm1\n\t"
"vmovntpd %%zmm1, (%1)\n\t"
:
: "r"(v), "r"(p)
: "%zmm1", "memory");
}
#endif
#ifdef __CLWB__
/**
* @brief Perform write operation to memory giving non-temporal hint with cache
* line write back
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_nti_clwb(void *p, const uint64_t v)
{
cl_write_nti(p, v);
cl_wb(p);
}
#endif
#ifdef __x86_64__
/**
* @brief Non temporal store vector version
*
* @param p pointer to memory location to be written
* @param v value to overwrite memory location
*/
ALWAYS_INLINE void
cl_write_ntdq(void *p, const uint64_t v)
{
asm volatile("movq %0, %%xmm1\n\t"
"movntdq %%xmm1, (%1)\n\t"
"movntdq %%xmm1, 16(%1)\n\t"
"movntdq %%xmm1, 32(%1)\n\t"
"movntdq %%xmm1, 48(%1)\n\t"
:
: "r"(v), "r"(p)
: "%xmm1", "memory");
}
#endif
/**
* @brief Function to perform non-temporal read operation
* from specified memory location, vector version
*
* @param p pointer to memory location to read from
*/
ALWAYS_INLINE void
cl_read_ntq(void *p)
{
asm volatile("movntdqa (%0), %%xmm1\n\t"
"movntdqa 16(%0), %%xmm1\n\t"
"movntdqa 32(%0), %%xmm1\n\t"
"movntdqa 48(%0), %%xmm1\n\t"
:
: "r"(p)
: "%xmm1", "memory");
}
/**
* @brief Function to perform read operation from specified memory location
*
* @param p pointer to memory location to read from
*/
ALWAYS_INLINE void
cl_read(void *p)
{
register uint64_t v = 0;
#ifdef __x86_64__
asm volatile("movq (%1), %0\n\t"
"movq 8(%1), %0\n\t"
"movq 16(%1), %0\n\t"
"movq 24(%1), %0\n\t"
"movq 32(%1), %0\n\t"
"movq 40(%1), %0\n\t"
"movq 48(%1), %0\n\t"
"movq 56(%1), %0\n\t"
:
: "r"(v), "r"(p)
: "memory");
#else
asm volatile("movl (%1), %0\n\t"
"movl 4(%1), %0\n\t"
"movl 8(%1), %0\n\t"
"movl 12(%1), %0\n\t"
"movl 16(%1), %0\n\t"
"movl 20(%1), %0\n\t"
"movl 24(%1), %0\n\t"
"movl 28(%1), %0\n\t"
"movl 32(%1), %0\n\t"
"movl 36(%1), %0\n\t"
"movl 40(%1), %0\n\t"
"movl 44(%1), %0\n\t"
"movl 48(%1), %0\n\t"
"movl 52(%1), %0\n\t"
"movl 56(%1), %0\n\t"
"movl 64(%1), %0\n\t"
:
: "r"(v), "r"(p)
: "memory");
#endif
}
/**
* @brief Function to perform read operation from specified memory location,
* vector version
*
* @param p pointer to memory location to read from
*/
ALWAYS_INLINE void
cl_read_dqa(void *p)
{
asm volatile("movdqa (%0), %%xmm1\n\t"
"movdqa 16(%0), %%xmm1\n\t"
"movdqa 32(%0), %%xmm1\n\t"
"movdqa 48(%0), %%xmm1\n\t"
:
: "r"(p)
: "%xmm1", "memory");
}
/**
* @brief Function to find selected operation and execute it
*
* @param bw amount of bandwidth
* @param type operation type to perform on core
*/
ALWAYS_INLINE void
mem_execute(const unsigned bw, const enum cl_type type)
{
const uint64_t val = (uint64_t)rand();
char *cp = (char *)memchunk;
unsigned i = 0;
const size_t s = MEMCHUNK_SIZE / CL_SIZE; /* mem size in cache lines */
assert(memchunk != NULL);
for (i = 0; i < bw; i++) {
char *ptr = cp + (memchunk_offset * CL_SIZE);
switch (type) {
case CL_TYPE_PREFETCH_T0:
cl_prefetch_t0(ptr);
break;
case CL_TYPE_PREFETCH_T1:
cl_prefetch_t1(ptr);
break;
case CL_TYPE_PREFETCH_T2:
cl_prefetch_t2(ptr);
break;
case CL_TYPE_PREFETCH_NTA:
cl_prefetch_nta(ptr);
break;
case CL_TYPE_PREFETCH_W:
cl_prefetch_w(ptr);
break;
case CL_TYPE_READ_NTQ:
cl_read_ntq(ptr);
break;
case CL_TYPE_READ_WB:
cl_read(ptr);
break;
case CL_TYPE_READ_WB_DQA:
cl_read_dqa(ptr);
break;
case CL_TYPE_READ_MOD_WRITE:
cl_read_mod_write(ptr, val);
break;
#ifdef __x86_64__
case CL_TYPE_WRITE_DQA:
cl_write_dqa(ptr, val);
break;
case CL_TYPE_WRITE_DQA_FLUSH:
cl_write_dqa_flush(ptr, val);
break;
#endif
case CL_TYPE_WRITE_WB:
cl_write(ptr, val);
break;
#if defined(__x86_64__) && defined(__AVX512F__)
case CL_TYPE_WRITE_WB_AVX512:
cl_write_avx512(ptr, val);
break;
#endif
#ifdef __CLWB__
case CL_TYPE_WRITE_WB_CLWB:
cl_write_clwb(ptr, val);
break;
#endif
case CL_TYPE_WRITE_WB_FLUSH:
cl_write_flush(ptr, val);
break;
case CL_TYPE_WRITE_NTI:
cl_write_nti(ptr, val);
break;
#ifdef __CLWB__
case CL_TYPE_WRITE_NTI_CLWB:
cl_write_nti_clwb(ptr, val);
break;
#endif
#ifdef __x86_64__
#ifdef __AVX512F__
case CL_TYPE_WRITE_NT512:
cl_write_nt512(ptr, val);
break;
#endif
case CL_TYPE_WRITE_NTDQ:
cl_write_ntdq(ptr, val);
break;
#endif
default:
assert(0);
break;
}
if (++memchunk_offset >= s)
memchunk_offset = 0;
}
sb();
}
/**
* MAIN
*/
/**
* @brief Function to print Membw command line usage
*
* @param argv list of arguments supplied by user
*/
static void
usage(char **argv)
{
printf("Usage: %s -c <cpu> -b <BW [MB/s]> <operation type>\n"
"Description:\n"
" -c, --cpu cpu to generate B/W\n"
" -b, --bandwidth memory B/W specified in MBps\n"
"Operation types:\n"
" --prefetch-t0 prefetcht0\n"
" --prefetch-t1 prefetcht1\n"
" --prefetch-t2 prefetcht2\n"
" --prefetch-nta prefetchtnta\n"
" --prefetch-w prefetchw\n"
" --read x86 loads\n"
" --read-sse SSE loads\n"
" --nt-read-sse SSE NT loads\n"
" --read-mod-write x86 load XOR write\n"
" --write x86 stores\n"
#ifdef __x86_64__
" --write-avx512 AVX512 stores\n"
#endif
" --write-clwb x86 stores + clwb\n"
" --write-flush x86 stores & clflush (naturally generates "
"loads & stores)\n"
#ifdef __x86_64__
" --write-sse SSE stores\n"
" --write-sse-flush SSE stores & clflush (naturally generates "
"loads & stores)\n"
#endif
" --nt-write x86 NT stores\n"
" --nt-write-avx512 AVX512 NT stores\n"
" --nt-write-clwb x86 NT stores + clwb\n"
#ifdef __x86_64__
" --nt-write-sse SSE NT stores\n"
#endif
,
argv[0]);
}
/**
* @brief Calculate microseconds to the nearest measurement interval
*
* @param tv_s start time of memory operation
* @param tv_e end time of memory operation
*
* @retval long time taken to execute operation
*/
ALWAYS_INLINE long
get_usec_diff(struct timeval *tv_s, struct timeval *tv_e)
{
long usec_start, usec_end = 0;
usec_start = ((long)tv_s->tv_usec) + ((long)tv_s->tv_sec * 1000000L);
usec_end = ((long)tv_e->tv_usec) + ((long)tv_e->tv_sec * 1000000L);
return usec_end - usec_start;
}
/**
* @brief Sleep before executing operation
*
* @param usec_diff time taken to execute operation
* @param interval maximum time operation should take
*/
ALWAYS_INLINE void
nano_sleep(const long interval, long usec_diff)
{
struct timespec req, rem;
req.tv_sec = (interval - usec_diff) / 1000000L;
req.tv_nsec = ((interval - usec_diff) % 1000000L) * 1000L;
if (nanosleep(&req, &rem) == -1)
nanosleep(&rem, NULL);
}
/**
* @brief Converts string str to UINT64
*
* @param [in] str string
* @param [in] base numerical base
* @param [out] value parsed value
*
* @return number of parsed characters
* @retval positive on success
* @retval negative on error (-errno)
*/
static int
str_to_uint(const char *str, const unsigned base, unsigned *value)
{
const char *str_start = str;
char *str_end = NULL;
unsigned tmp = 0;
if (NULL == str || NULL == value)
return -EINVAL;
while (isblank(*str_start))
str_start++;
if (base == 10 && !isdigit(*str_start))
return -EINVAL;
if (base == 16 && !isxdigit(*str_start))
return -EINVAL;
errno = 0;
tmp = strtoul(str_start, &str_end, base);
if (errno != 0 || !(*str_start != '\0' && *str_end == '\0'))
return -EINVAL;
*value = tmp;
return 0;
}
int
main(int argc, char **argv)
{
int cmd = EXIT_SUCCESS;
enum cl_type type = CL_TYPE_INVALID;
unsigned mem_bw = 0;
unsigned cpu = UINT_MAX;
int option_index;
int ret;
uint64_t features;
/* clang-format off */
struct option options[] = {
{"bandwidth", required_argument, 0, 'b'},
{"cpu", required_argument, 0, 'c'},
{"prefetch-t0", no_argument, 0, CL_TYPE_PREFETCH_T0},
{"prefetch-t1", no_argument, 0, CL_TYPE_PREFETCH_T1},
{"prefetch-t2", no_argument, 0, CL_TYPE_PREFETCH_T2},
{"prefetch-nta", no_argument, 0, CL_TYPE_PREFETCH_NTA},
{"prefetch-w", no_argument, 0, CL_TYPE_PREFETCH_W},
{"read", no_argument, 0, CL_TYPE_READ_WB},
{"read-sse", no_argument, 0, CL_TYPE_READ_WB_DQA},
{"nt-read-sse", no_argument, 0, CL_TYPE_READ_NTQ},
{"read-mod-write", no_argument, 0, CL_TYPE_READ_MOD_WRITE},
{"write", no_argument, 0, CL_TYPE_WRITE_WB},
#ifdef __x86_64__
{"write-avx512", no_argument, 0, CL_TYPE_WRITE_WB_AVX512},
#endif
{"write-clwb", no_argument, 0, CL_TYPE_WRITE_WB_CLWB},
{"write-flush", no_argument, 0, CL_TYPE_WRITE_WB_FLUSH},
#ifdef __x86_64__
{"write-sse", no_argument, 0, CL_TYPE_WRITE_DQA},
{"write-sse-flush", no_argument, 0, CL_TYPE_WRITE_DQA_FLUSH},
#endif
{"nt-write", no_argument, 0, CL_TYPE_WRITE_NTI},
#ifdef __x86_64__
{"nt-write-avx512", no_argument, 0, CL_TYPE_WRITE_NT512},
#endif
{"nt-write-clwb", no_argument, 0, CL_TYPE_WRITE_NTI_CLWB},
#ifdef __x86_64__
{"nt-write-sse", no_argument, 0, CL_TYPE_WRITE_NTDQ},
#endif
{0, 0, 0, 0}
};
/* clang-format on */
/* Process command line arguments */
while ((cmd = getopt_long_only(argc, argv, "b:c:", options,
&option_index)) != -1) {
switch (cmd) {
case 'c':
ret = str_to_uint(optarg, 10, &cpu);
if (ret != 0) {
printf("Invalid CPU specified!\n");
return EXIT_FAILURE;
}
break;
case 'b':
ret = str_to_uint(optarg, 10, &mem_bw);
if (ret != 0 || mem_bw == 0 || mem_bw > MAX_MEM_BW) {
printf("Invalid B/W specified!\n");
return EXIT_FAILURE;
}
break;
case CL_TYPE_PREFETCH_T0:
case CL_TYPE_PREFETCH_T1:
case CL_TYPE_PREFETCH_T2:
case CL_TYPE_PREFETCH_NTA:
case CL_TYPE_PREFETCH_W:
case CL_TYPE_READ_NTQ:
case CL_TYPE_READ_WB:
case CL_TYPE_READ_WB_DQA:
case CL_TYPE_READ_MOD_WRITE:
#ifdef __x86_64__
case CL_TYPE_WRITE_DQA:
case CL_TYPE_WRITE_DQA_FLUSH:
#endif
case CL_TYPE_WRITE_WB:
#ifdef __x86_64__
case CL_TYPE_WRITE_WB_AVX512:
#endif
case CL_TYPE_WRITE_WB_CLWB:
case CL_TYPE_WRITE_WB_FLUSH:
case CL_TYPE_WRITE_NTI:
case CL_TYPE_WRITE_NTI_CLWB:
#ifdef __x86_64__
case CL_TYPE_WRITE_NT512:
case CL_TYPE_WRITE_NTDQ:
#endif
type = (enum cl_type)cmd;
break;
default:
usage(argv);
return EXIT_FAILURE;
break;
}
}
/* Check if user has supplied all required arguments */
if (type == CL_TYPE_INVALID || cpu == UINT_MAX || !mem_bw ||
optind < argc) {
usage(argv);
return EXIT_FAILURE;
}
features = cpu_feature_detect();
switch (type) {
case CL_TYPE_READ_WB_DQA:
#ifdef __x86_64__
case CL_TYPE_WRITE_DQA:
case CL_TYPE_WRITE_DQA_FLUSH:
case CL_TYPE_WRITE_NTDQ:
#endif
if (!(features & CPU_FEATURE_SSE4_2)) {
printf("No CPU support for SSE4.2 instructions!\n");
return EXIT_FAILURE;
}
break;
case CL_TYPE_WRITE_NTI_CLWB:
case CL_TYPE_WRITE_WB_CLWB:
#ifdef __CLWB__
if (!(features & CPU_FEATURE_CLWB)) {
printf("No CPU support for CLWB instructions!\n");
return EXIT_FAILURE;
}
#else
printf("No compiler support for CLWB instructions!\n");
return EXIT_FAILURE;
#endif
break;
#ifdef __x86_64__
case CL_TYPE_WRITE_NT512:
case CL_TYPE_WRITE_WB_AVX512:
#ifdef __AVX512F__
if (!(features & CPU_FEATURE_AVX512F)) {
printf("No CPU support for AVX512 instructions!\n");
return EXIT_FAILURE;
}
#else
printf("No compiler support for AVX512 instructions!\n");
return EXIT_FAILURE;
#endif
break;
#endif
default:
break;
}
printf("- THREAD logical core id: %u, "
" memory bandwidth [MB]: %u, starting...\n",
cpu, mem_bw);
/* Bind thread to cpu */
set_thread_affinity(cpu);
/* Allocate memory */
memchunk = malloc_and_init_memory(MEMCHUNK_SIZE);
if (memchunk == NULL) {
printf("Failed to allocate memory!\n");
return EXIT_FAILURE;
}
/* Calculate memory bandwidth to use */
mem_bw *= (((1024 * 1024) / CL_SIZE)) / CHUNKS;
/* Stress memory bandwidth */
while (stop_loop == 0) {
struct timeval tv_s, tv_e;
long usec_diff;
const long interval = 1000000L / CHUNKS; /* interval in [us] */
/* Get time before executing operation in loop */
gettimeofday(&tv_s, NULL);
/* Execute operation */
mem_execute(mem_bw, type);
/* Get time after executing operation */
gettimeofday(&tv_e, NULL);
usec_diff = get_usec_diff(&tv_s, &tv_e);
if (usec_diff < interval) {
/* Sleep before executing operation again */
nano_sleep(interval, usec_diff);
}
}
/* Terminate thread */
free(memchunk);
printf("\nexiting...\n");
return 0;
}
|
the_stack_data/187642197.c | #include <stdio.h>
#define LEN 40
int nvoc(char s[]);
int main(void)
{
char c[LEN+1];
printf("Inserisci stringa: ");
scanf("%s", c);
printf("Num vocali: %d\n", nvoc(c));
return 0;
}
int nvoc(char s[])
{
int n, i;
n=0;
for(i=0;s[i]!='\0';i++) {
if(s[i]=='a'||s[i]=='e'||s[i]=='i'||s[i]=='o'||s[i]=='u'||s[i]=='A'||s[i]=='E'||s[i]=='I'||s[i]=='O'||s[i]=='U')
n++;
}
return n;
}
|
the_stack_data/115766118.c | /* crypto/des/read2pwd.c */
/* ====================================================================
* Copyright (c) 2001-2002 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* [email protected].
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* ([email protected]). This product includes software written by Tim
* Hudson ([email protected]).
*
*/
/* Copyright (C) 1995-1998 Eric Young ([email protected])
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young ([email protected]).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson ([email protected]).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young ([email protected])"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson ([email protected])"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
#include <string.h>
#include <openssl/des.h>
#include <openssl/crypto.h>
#if 0
#include <openssl/ui.h>
#endif
int DES_read_password(DES_cblock *key, const char *prompt, int verify)
{
#if 0
int ok;
char buf[BUFSIZ],buff[BUFSIZ];
if ((ok=UI_UTIL_read_pw(buf,buff,BUFSIZ,prompt,verify)) == 0)
DES_string_to_key(buf,key);
OPENSSL_cleanse(buf,BUFSIZ);
OPENSSL_cleanse(buff,BUFSIZ);
return(ok);
#else
return -1;
#endif
}
int DES_read_2passwords(DES_cblock *key1, DES_cblock *key2, const char *prompt,
int verify)
{
#if 0
int ok;
char buf[BUFSIZ],buff[BUFSIZ];
if ((ok=UI_UTIL_read_pw(buf,buff,BUFSIZ,prompt,verify)) == 0)
DES_string_to_2keys(buf,key1,key2);
OPENSSL_cleanse(buf,BUFSIZ);
OPENSSL_cleanse(buff,BUFSIZ);
return(ok);
#else
return -1;
#endif
}
|
the_stack_data/833817.c | #include <stdio.h>
#include <pthread.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <error.h>
#define Begin() static int state=0; switch(state) { case 0:
#define Yield(x) do { state=__LINE__; return x; case __LINE__:; } while (0)
#define End() }
int function_v3(void) {
static int i;
Begin();
for (i = 0; i < 10; i++)
Yield(i);
End();
}
int function_v2(void) {
static int i, state = 0;
switch (state) {
case 0:
for (i = 0; i < 10; i++) {
state = 1;
return i;
case 1:;
}
}
}
int function_v1(void) {
static int i, state = 0;
switch (state) {
case 0: goto LABEL0;
case 1: goto LABEL1;
}
LABEL0: /* start of function */
for (i = 0; i < 10; i++) {
state = 1; /* so we will come back to LABEL1 */
return i;
LABEL1:; /* resume control straight after the return */
}
}
int main()
{
int i = function_v3();
printf("%d\n",i);
int j = function_v3();
printf("%d\n",j);
int r = function_v3();
printf("%d\n",r);
int t = function_v3();
printf("%d\n",t);
}
|
the_stack_data/37638370.c | /* { dg-do run { target mipsisa64*-*-* } } */
/* { dg-mips-options "-mips64 -O2 -mips3d -mhard-float -mgp64" } */
/* Test MIPS-3D absolute compare builtin functions */
#include <stdlib.h>
#include <stdio.h>
typedef float v2sf __attribute__ ((vector_size(8)));
int test0 (v2sf a, v2sf b);
int test1 (v2sf a, v2sf b);
int test2 (v2sf a, v2sf b);
int test3 (v2sf a, v2sf b);
int test4 (v2sf a, v2sf b);
int test5 (v2sf a, v2sf b);
int test6 (v2sf a, v2sf b);
int test7 (v2sf a, v2sf b);
int test8 (v2sf a, v2sf b);
int test9 (v2sf a, v2sf b);
int test10 (v2sf a, v2sf b);
int test11 (v2sf a, v2sf b);
int test12 (v2sf a, v2sf b);
int test13 (v2sf a, v2sf b);
int test14 (v2sf a, v2sf b);
int test15 (v2sf a, v2sf b);
int test16 (v2sf a, v2sf b);
int test17 (v2sf a, v2sf b);
int test18 (v2sf a, v2sf b);
int test19 (v2sf a, v2sf b);
int test20 (v2sf a, v2sf b);
int test21 (v2sf a, v2sf b);
int test22 (v2sf a, v2sf b);
int test23 (v2sf a, v2sf b);
int test24 (v2sf a, v2sf b);
int test25 (v2sf a, v2sf b);
int test26 (v2sf a, v2sf b);
int test27 (v2sf a, v2sf b);
int test28 (v2sf a, v2sf b);
int test29 (v2sf a, v2sf b);
int test30 (v2sf a, v2sf b);
int test31 (v2sf a, v2sf b);
int test32 (v2sf a, v2sf b);
int test33 (v2sf a, v2sf b);
int test34 (v2sf a, v2sf b);
int test35 (v2sf a, v2sf b);
int test36 (v2sf a, v2sf b);
int test37 (v2sf a, v2sf b);
int test38 (v2sf a, v2sf b);
int test39 (v2sf a, v2sf b);
int test40 (v2sf a, v2sf b);
int test41 (v2sf a, v2sf b);
int test42 (v2sf a, v2sf b);
int test43 (v2sf a, v2sf b);
int test44 (v2sf a, v2sf b);
int test45 (v2sf a, v2sf b);
int test46 (v2sf a, v2sf b);
int test47 (v2sf a, v2sf b);
int test48 (v2sf a, v2sf b);
int test49 (v2sf a, v2sf b);
int test50 (v2sf a, v2sf b);
int test51 (v2sf a, v2sf b);
int test52 (v2sf a, v2sf b);
int test53 (v2sf a, v2sf b);
int test54 (v2sf a, v2sf b);
int test55 (v2sf a, v2sf b);
int test56 (v2sf a, v2sf b);
int test57 (v2sf a, v2sf b);
int test58 (v2sf a, v2sf b);
int test59 (v2sf a, v2sf b);
int test60 (v2sf a, v2sf b);
int test61 (v2sf a, v2sf b);
int test62 (v2sf a, v2sf b);
int test63 (v2sf a, v2sf b);
float qnan = 1.0f/0.0f - 1.0f/0.0f;
int main ()
{
int little_endian;
v2sf a, b, c, d;
int i, j, k, l;
union { long long ll; int i[2]; } endianness_test;
endianness_test.ll = 1;
little_endian = endianness_test.i[0];
/* cabs.eq.ps */
a = (v2sf) {12, 34};
b = (v2sf) {-56, -78};
i = 0;
j = 0;
k = 0;
l = 0;
if (__builtin_mips_any_cabs_eq_ps(a, b) != i)
abort ();
if (__builtin_mips_upper_cabs_eq_ps(a, b) != j)
abort ();
if (__builtin_mips_lower_cabs_eq_ps(a, b) != k)
abort ();
if (__builtin_mips_all_cabs_eq_ps(a, b) != l)
abort ();
/* cabs.eq.ps */
a = (v2sf) {12, 34};
b = (v2sf) {-12, -78};
i = 1;
if (little_endian)
{
j = 0;
k = 1;
}
else
{
j = 1;
k = 0;
}
l = 0;
if (__builtin_mips_any_cabs_eq_ps(a, b) != i)
abort ();
if (__builtin_mips_upper_cabs_eq_ps(a, b) != j)
abort ();
if (__builtin_mips_lower_cabs_eq_ps(a, b) != k)
abort ();
if (__builtin_mips_all_cabs_eq_ps(a, b) != l)
abort ();
/* cabs.eq.ps */
a = (v2sf) {12, 34};
b = (v2sf) {-56, -34};
i = 1;
if (little_endian)
{
j = 1;
k = 0;
}
else
{
j = 0;
k = 1;
}
l = 0;
if (__builtin_mips_any_cabs_eq_ps(a, b) != i)
abort ();
if (__builtin_mips_upper_cabs_eq_ps(a, b) != j)
abort ();
if (__builtin_mips_lower_cabs_eq_ps(a, b) != k)
abort ();
if (__builtin_mips_all_cabs_eq_ps(a, b) != l)
abort ();
/* cabs.eq.ps */
a = (v2sf) {12, 34};
b = (v2sf) {-12, -34};
i = 1;
j = 1;
k = 1;
l = 1;
if (__builtin_mips_any_cabs_eq_ps(a, b) != i)
abort ();
if (__builtin_mips_upper_cabs_eq_ps(a, b) != j)
abort ();
if (__builtin_mips_lower_cabs_eq_ps(a, b) != k)
abort ();
if (__builtin_mips_all_cabs_eq_ps(a, b) != l)
abort ();
/* Test all comparisons */
if (little_endian)
{
a = (v2sf) {1984.0, 10.58};
b = (v2sf) {-1984.0, -567.345};
}
else
{
a = (v2sf) {10.58, 1984.0};
b = (v2sf) {-567.345, -1984.0};
}
i = test0 (a, b);
if (i != 0)
abort ();
i = test1 (a, b);
if (i != 0)
abort ();
i = test2 (a, b);
if (i != 0)
abort ();
i = test3 (a, b);
if (i != 0)
abort ();
i = test4 (a, b);
if (i != 0)
abort ();
i = test5 (a, b);
if (i != 0)
abort ();
i = test6 (a, b);
if (i != 0)
abort ();
i = test7 (a, b);
if (i != 0)
abort ();
i = test8 (a, b);
if (i != 1)
abort ();
i = test9 (a, b);
if (i != 0)
abort ();
i = test10 (a, b);
if (i != 1)
abort ();
i = test11 (a, b);
if (i != 0)
abort ();
i = test12 (a, b);
if (i != 1)
abort ();
i = test13 (a, b);
if (i != 0)
abort ();
i = test14 (a, b);
if (i != 1)
abort ();
i = test15 (a, b);
if (i != 0)
abort ();
i = test16 (a, b);
if (i != 1)
abort ();
i = test17 (a, b);
if (i != 1)
abort ();
i = test18 (a, b);
if (i != 0)
abort ();
i = test19 (a, b);
if (i != 0)
abort ();
i = test20 (a, b);
if (i != 1)
abort ();
i = test21 (a, b);
if (i != 1)
abort ();
i = test22 (a, b);
if (i != 0)
abort ();
i = test23 (a, b);
if (i != 0)
abort ();
i = test24 (a, b);
if (i != 1)
abort ();
i = test25 (a, b);
if (i != 1)
abort ();
i = test26 (a, b);
if (i != 1)
abort ();
i = test27 (a, b);
if (i != 1)
abort ();
i = test28 (a, b);
if (i != 1)
abort ();
i = test29 (a, b);
if (i != 1)
abort ();
i = test30 (a, b);
if (i != 1)
abort ();
i = test31 (a, b);
if (i != 1)
abort ();
i = test32 (a, b);
if (i != 0)
abort ();
i = test33 (a, b);
if (i != 0)
abort ();
i = test34 (a, b);
if (i != 0)
abort ();
i = test35 (a, b);
if (i != 0)
abort ();
i = test36 (a, b);
if (i != 0)
abort ();
i = test37 (a, b);
if (i != 0)
abort ();
i = test38 (a, b);
if (i != 0)
abort ();
i = test39 (a, b);
if (i != 0)
abort ();
i = test40 (a, b);
if (i != 1)
abort ();
i = test41 (a, b);
if (i != 0)
abort ();
i = test42 (a, b);
if (i != 1)
abort ();
i = test43 (a, b);
if (i != 0)
abort ();
i = test44 (a, b);
if (i != 1)
abort ();
i = test45 (a, b);
if (i != 0)
abort ();
i = test46 (a, b);
if (i != 1)
abort ();
i = test47 (a, b);
if (i != 0)
abort ();
i = test48 (a, b);
if (i != 1)
abort ();
i = test49 (a, b);
if (i != 1)
abort ();
i = test50 (a, b);
if (i != 0)
abort ();
i = test51 (a, b);
if (i != 0)
abort ();
i = test52 (a, b);
if (i != 1)
abort ();
i = test53 (a, b);
if (i != 1)
abort ();
i = test54 (a, b);
if (i != 0)
abort ();
i = test55 (a, b);
if (i != 0)
abort ();
i = test56 (a, b);
if (i != 1)
abort ();
i = test57 (a, b);
if (i != 1)
abort ();
i = test58 (a, b);
if (i != 1)
abort ();
i = test59 (a, b);
if (i != 1)
abort ();
i = test60 (a, b);
if (i != 1)
abort ();
i = test61 (a, b);
if (i != 1)
abort ();
i = test62 (a, b);
if (i != 1)
abort ();
i = test63 (a, b);
if (i != 1)
abort ();
/* Reverse arguments */
i = test0 (b, a);
if (i != 0)
abort ();
i = test1 (b, a);
if (i != 0)
abort ();
i = test2 (b, a);
if (i != 0)
abort ();
i = test3 (b, a);
if (i != 0)
abort ();
i = test4 (b, a);
if (i != 0)
abort ();
i = test5 (b, a);
if (i != 0)
abort ();
i = test6 (b, a);
if (i != 0)
abort ();
i = test7 (b, a);
if (i != 0)
abort ();
i = test8 (b, a);
if (i != 1)
abort ();
i = test9 (b, a);
if (i != 0)
abort ();
i = test10 (b, a);
if (i != 1)
abort ();
i = test11 (b, a);
if (i != 0)
abort ();
i = test12 (b, a);
if (i != 1)
abort ();
i = test13 (b, a);
if (i != 0)
abort ();
i = test14 (b, a);
if (i != 1)
abort ();
i = test15 (b, a);
if (i != 0)
abort ();
i = test16 (b, a);
if (i != 0)
abort ();
i = test17 (b, a);
if (i != 0)
abort ();
i = test18 (b, a);
if (i != 0)
abort ();
i = test19 (b, a);
if (i != 0)
abort ();
i = test20 (b, a);
if (i != 0)
abort ();
i = test21 (b, a);
if (i != 0)
abort ();
i = test22 (b, a);
if (i != 0)
abort ();
i = test23 (b, a);
if (i != 0)
abort ();
i = test24 (b, a);
if (i != 1)
abort ();
i = test25 (b, a);
if (i != 0)
abort ();
i = test26 (b, a);
if (i != 1)
abort ();
i = test27 (b, a);
if (i != 0)
abort ();
i = test28 (b, a);
if (i != 1)
abort ();
i = test29 (b, a);
if (i != 0)
abort ();
i = test30 (b, a);
if (i != 1)
abort ();
i = test31 (b, a);
if (i != 0)
abort ();
i = test32 (b, a);
if (i != 0)
abort ();
i = test33 (b, a);
if (i != 0)
abort ();
i = test34 (b, a);
if (i != 0)
abort ();
i = test35 (b, a);
if (i != 0)
abort ();
i = test36 (b, a);
if (i != 0)
abort ();
i = test37 (b, a);
if (i != 0)
abort ();
i = test38 (b, a);
if (i != 0)
abort ();
i = test39 (b, a);
if (i != 0)
abort ();
i = test40 (b, a);
if (i != 1)
abort ();
i = test41 (b, a);
if (i != 0)
abort ();
i = test42 (b, a);
if (i != 1)
abort ();
i = test43 (b, a);
if (i != 0)
abort ();
i = test44 (b, a);
if (i != 1)
abort ();
i = test45 (b, a);
if (i != 0)
abort ();
i = test46 (b, a);
if (i != 1)
abort ();
i = test47 (b, a);
if (i != 0)
abort ();
i = test48 (b, a);
if (i != 0)
abort ();
i = test49 (b, a);
if (i != 0)
abort ();
i = test50 (b, a);
if (i != 0)
abort ();
i = test51 (b, a);
if (i != 0)
abort ();
i = test52 (b, a);
if (i != 0)
abort ();
i = test53 (b, a);
if (i != 0)
abort ();
i = test54 (b, a);
if (i != 0)
abort ();
i = test55 (b, a);
if (i != 0)
abort ();
i = test56 (b, a);
if (i != 1)
abort ();
i = test57 (b, a);
if (i != 0)
abort ();
i = test58 (b, a);
if (i != 1)
abort ();
i = test59 (b, a);
if (i != 0)
abort ();
i = test60 (b, a);
if (i != 1)
abort ();
i = test61 (b, a);
if (i != 0)
abort ();
i = test62 (b, a);
if (i != 1)
abort ();
i = test63 (b, a);
if (i != 0)
abort ();
#ifndef __FAST_MATH__
/* Test all comparisons */
if (little_endian)
{
a = (v2sf) {qnan, qnan};
b = (v2sf) {-1984.0, -567.345};
}
else
{
a = (v2sf) {qnan, qnan};
b = (v2sf) {-567.345, -1984.0};
}
i = test0 (a, b);
if (i != 0)
abort ();
i = test1 (a, b);
if (i != 0)
abort ();
i = test2 (a, b);
if (i != 0)
abort ();
i = test3 (a, b);
if (i != 0)
abort ();
i = test4 (a, b);
if (i != 1)
abort ();
i = test5 (a, b);
if (i != 1)
abort ();
i = test6 (a, b);
if (i != 1)
abort ();
i = test7 (a, b);
if (i != 1)
abort ();
i = test8 (a, b);
if (i != 0)
abort ();
i = test9 (a, b);
if (i != 0)
abort ();
i = test10 (a, b);
if (i != 0)
abort ();
i = test11 (a, b);
if (i != 0)
abort ();
i = test12 (a, b);
if (i != 1)
abort ();
i = test13 (a, b);
if (i != 1)
abort ();
i = test14 (a, b);
if (i != 1)
abort ();
i = test15 (a, b);
if (i != 1)
abort ();
i = test16 (a, b);
if (i != 0)
abort ();
i = test17 (a, b);
if (i != 0)
abort ();
i = test18 (a, b);
if (i != 0)
abort ();
i = test19 (a, b);
if (i != 0)
abort ();
i = test20 (a, b);
if (i != 1)
abort ();
i = test21 (a, b);
if (i != 1)
abort ();
i = test22 (a, b);
if (i != 1)
abort ();
i = test23 (a, b);
if (i != 1)
abort ();
i = test24 (a, b);
if (i != 0)
abort ();
i = test25 (a, b);
if (i != 0)
abort ();
i = test26 (a, b);
if (i != 0)
abort ();
i = test27 (a, b);
if (i != 0)
abort ();
i = test28 (a, b);
if (i != 1)
abort ();
i = test29 (a, b);
if (i != 1)
abort ();
i = test30 (a, b);
if (i != 1)
abort ();
i = test31 (a, b);
if (i != 1)
abort ();
i = test32 (a, b);
if (i != 0)
abort ();
i = test33 (a, b);
if (i != 0)
abort ();
i = test34 (a, b);
if (i != 0)
abort ();
i = test35 (a, b);
if (i != 0)
abort ();
i = test36 (a, b);
if (i != 1)
abort ();
i = test37 (a, b);
if (i != 1)
abort ();
i = test38 (a, b);
if (i != 1)
abort ();
i = test39 (a, b);
if (i != 1)
abort ();
i = test40 (a, b);
if (i != 0)
abort ();
i = test41 (a, b);
if (i != 0)
abort ();
i = test42 (a, b);
if (i != 0)
abort ();
i = test43 (a, b);
if (i != 0)
abort ();
i = test44 (a, b);
if (i != 1)
abort ();
i = test45 (a, b);
if (i != 1)
abort ();
i = test46 (a, b);
if (i != 1)
abort ();
i = test47 (a, b);
if (i != 1)
abort ();
i = test48 (a, b);
if (i != 0)
abort ();
i = test49 (a, b);
if (i != 0)
abort ();
i = test50 (a, b);
if (i != 0)
abort ();
i = test51 (a, b);
if (i != 0)
abort ();
i = test52 (a, b);
if (i != 1)
abort ();
i = test53 (a, b);
if (i != 1)
abort ();
i = test54 (a, b);
if (i != 1)
abort ();
i = test55 (a, b);
if (i != 1)
abort ();
i = test56 (a, b);
if (i != 0)
abort ();
i = test57 (a, b);
if (i != 0)
abort ();
i = test58 (a, b);
if (i != 0)
abort ();
i = test59 (a, b);
if (i != 0)
abort ();
i = test60 (a, b);
if (i != 1)
abort ();
i = test61 (a, b);
if (i != 1)
abort ();
i = test62 (a, b);
if (i != 1)
abort ();
i = test63 (a, b);
if (i != 1)
abort ();
#endif
printf ("Test Passes\n");
exit (0);
}
int test0 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_f_ps (a, b);
}
int test1 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_f_ps (a, b);
}
int test2 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_f_ps (a, b);
}
int test3 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_f_ps (a, b);
}
int test4 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_un_ps (a, b);
}
int test5 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_un_ps (a, b);
}
int test6 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_un_ps (a, b);
}
int test7 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_un_ps (a, b);
}
int test8 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_eq_ps (a, b);
}
int test9 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_eq_ps (a, b);
}
int test10 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_eq_ps (a, b);
}
int test11 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_eq_ps (a, b);
}
int test12 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_ueq_ps (a, b);
}
int test13 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_ueq_ps (a, b);
}
int test14 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_ueq_ps (a, b);
}
int test15 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_ueq_ps (a, b);
}
int test16 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_olt_ps (a, b);
}
int test17 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_olt_ps (a, b);
}
int test18 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_olt_ps (a, b);
}
int test19 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_olt_ps (a, b);
}
int test20 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_ult_ps (a, b);
}
int test21 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_ult_ps (a, b);
}
int test22 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_ult_ps (a, b);
}
int test23 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_ult_ps (a, b);
}
int test24 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_ole_ps (a, b);
}
int test25 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_ole_ps (a, b);
}
int test26 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_ole_ps (a, b);
}
int test27 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_ole_ps (a, b);
}
int test28 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_ule_ps (a, b);
}
int test29 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_ule_ps (a, b);
}
int test30 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_ule_ps (a, b);
}
int test31 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_ule_ps (a, b);
}
int test32 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_sf_ps (a, b);
}
int test33 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_sf_ps (a, b);
}
int test34 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_sf_ps (a, b);
}
int test35 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_sf_ps (a, b);
}
int test36 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_ngle_ps (a, b);
}
int test37 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_ngle_ps (a, b);
}
int test38 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_ngle_ps (a, b);
}
int test39 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_ngle_ps (a, b);
}
int test40 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_seq_ps (a, b);
}
int test41 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_seq_ps (a, b);
}
int test42 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_seq_ps (a, b);
}
int test43 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_seq_ps (a, b);
}
int test44 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_ngl_ps (a, b);
}
int test45 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_ngl_ps (a, b);
}
int test46 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_ngl_ps (a, b);
}
int test47 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_ngl_ps (a, b);
}
int test48 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_lt_ps (a, b);
}
int test49 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_lt_ps (a, b);
}
int test50 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_lt_ps (a, b);
}
int test51 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_lt_ps (a, b);
}
int test52 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_nge_ps (a, b);
}
int test53 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_nge_ps (a, b);
}
int test54 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_nge_ps (a, b);
}
int test55 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_nge_ps (a, b);
}
int test56 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_le_ps (a, b);
}
int test57 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_le_ps (a, b);
}
int test58 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_le_ps (a, b);
}
int test59 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_le_ps (a, b);
}
int test60 (v2sf a, v2sf b)
{
return __builtin_mips_any_cabs_ngt_ps (a, b);
}
int test61 (v2sf a, v2sf b)
{
return __builtin_mips_upper_cabs_ngt_ps (a, b);
}
int test62 (v2sf a, v2sf b)
{
return __builtin_mips_lower_cabs_ngt_ps (a, b);
}
int test63 (v2sf a, v2sf b)
{
return __builtin_mips_all_cabs_ngt_ps (a, b);
}
|
the_stack_data/125610.c | /* Check the use of pointer syntax with an array
*
* No points-to information should be generated for this piece of code.
*
* Copy of function foo2 in array03.c
*/
#include <stdlib.h>
#include <stdio.h>
#define N 5
#define M 3
int array14(float b[N][M])
{
float c;
(*b)[3] = 2.0;
c = (*b)[3];
b[1][3] = 2.0;
c = b[1][3];
((*b)[3])++;
(*b)[3] += 5.0;
(b[1][3])++;
b[1][3] += 5.0;
return 1;
}
int main()
{
float a[N][M], ret;
ret = array14(a);
return (int) ret;
}
|
the_stack_data/162643610.c | # 1 "benchmarks/ds-02-impl3.c"
# 1 "<built-in>"
# 1 "<command-line>"
# 1 "/usr/include/stdc-predef.h" 1 3 4
# 1 "<command-line>" 2
# 1 "benchmarks/ds-02-impl3.c"
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 1
# 20 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h"
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/definitions.h" 1
# 132 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/definitions.h"
int X_SIZE_VALUE = 0;
int overflow_mode = 1;
int rounding_mode = 0;
# 155 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/definitions.h"
typedef struct {
double a[100];
int a_size;
double b[100];
int b_size;
double sample_time;
double a_uncertainty[100];
double b_uncertainty[100];
} digital_system;
typedef struct {
double A[4][4];
double B[4][4];
double C[4][4];
double D[4][4];
double states[4][4];
double outputs[4][4];
double inputs[4][4];
double K[4][4];
unsigned int nStates;
unsigned int nInputs;
unsigned int nOutputs;
} digital_system_state_space;
typedef struct {
int int_bits;
int frac_bits;
double max;
double min;
int default_realization;
double delta;
int scale;
double max_error;
} implementation;
typedef struct {
int push;
int in;
int sbiw;
int cli;
int out;
int std;
int ldd;
int subi;
int sbci;
int lsl;
int rol;
int add;
int adc;
int adiw;
int rjmp;
int mov;
int sbc;
int ld;
int rcall;
int cp;
int cpc;
int ldi;
int brge;
int pop;
int ret;
int st;
int brlt;
int cpi;
} instructions;
typedef struct {
long clock;
int device;
double cycle;
instructions assembly;
} hardware;
typedef struct{
float Ap, Ar, Ac;
float wp, wc, wr;
int type;
}filter_parameters;
# 21 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 1
# 17 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
# 1 "/usr/include/stdlib.h" 1 3 4
# 25 "/usr/include/stdlib.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 1 3 4
# 33 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 3 4
# 1 "/usr/include/features.h" 1 3 4
# 461 "/usr/include/features.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 1 3 4
# 452 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wordsize.h" 1 3 4
# 453 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/long-double.h" 1 3 4
# 454 "/usr/include/x86_64-linux-gnu/sys/cdefs.h" 2 3 4
# 462 "/usr/include/features.h" 2 3 4
# 485 "/usr/include/features.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/gnu/stubs.h" 1 3 4
# 10 "/usr/include/x86_64-linux-gnu/gnu/stubs.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/gnu/stubs-64.h" 1 3 4
# 11 "/usr/include/x86_64-linux-gnu/gnu/stubs.h" 2 3 4
# 486 "/usr/include/features.h" 2 3 4
# 34 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 2 3 4
# 26 "/usr/include/stdlib.h" 2 3 4
# 1 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h" 1 3 4
# 209 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h" 3 4
# 209 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h" 3 4
typedef long unsigned int size_t;
# 321 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h" 3 4
typedef int wchar_t;
# 32 "/usr/include/stdlib.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/waitflags.h" 1 3 4
# 52 "/usr/include/x86_64-linux-gnu/bits/waitflags.h" 3 4
typedef enum
{
P_ALL,
P_PID,
P_PGID
} idtype_t;
# 40 "/usr/include/stdlib.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/waitstatus.h" 1 3 4
# 41 "/usr/include/stdlib.h" 2 3 4
# 55 "/usr/include/stdlib.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/floatn.h" 1 3 4
# 120 "/usr/include/x86_64-linux-gnu/bits/floatn.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/floatn-common.h" 1 3 4
# 24 "/usr/include/x86_64-linux-gnu/bits/floatn-common.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/long-double.h" 1 3 4
# 25 "/usr/include/x86_64-linux-gnu/bits/floatn-common.h" 2 3 4
# 121 "/usr/include/x86_64-linux-gnu/bits/floatn.h" 2 3 4
# 56 "/usr/include/stdlib.h" 2 3 4
typedef struct
{
int quot;
int rem;
} div_t;
typedef struct
{
long int quot;
long int rem;
} ldiv_t;
__extension__ typedef struct
{
long long int quot;
long long int rem;
} lldiv_t;
# 97 "/usr/include/stdlib.h" 3 4
extern size_t __ctype_get_mb_cur_max (void) __attribute__ ((__nothrow__ , __leaf__)) ;
extern double atof (const char *__nptr)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;
extern int atoi (const char *__nptr)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;
extern long int atol (const char *__nptr)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;
__extension__ extern long long int atoll (const char *__nptr)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;
extern double strtod (const char *__restrict __nptr,
char **__restrict __endptr)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern float strtof (const char *__restrict __nptr,
char **__restrict __endptr) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern long double strtold (const char *__restrict __nptr,
char **__restrict __endptr)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
# 176 "/usr/include/stdlib.h" 3 4
extern long int strtol (const char *__restrict __nptr,
char **__restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern unsigned long int strtoul (const char *__restrict __nptr,
char **__restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
__extension__
extern long long int strtoq (const char *__restrict __nptr,
char **__restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
__extension__
extern unsigned long long int strtouq (const char *__restrict __nptr,
char **__restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
__extension__
extern long long int strtoll (const char *__restrict __nptr,
char **__restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
__extension__
extern unsigned long long int strtoull (const char *__restrict __nptr,
char **__restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
# 385 "/usr/include/stdlib.h" 3 4
extern char *l64a (long int __n) __attribute__ ((__nothrow__ , __leaf__)) ;
extern long int a64l (const char *__s)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;
# 1 "/usr/include/x86_64-linux-gnu/sys/types.h" 1 3 4
# 27 "/usr/include/x86_64-linux-gnu/sys/types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types.h" 1 3 4
# 27 "/usr/include/x86_64-linux-gnu/bits/types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wordsize.h" 1 3 4
# 28 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/timesize.h" 1 3 4
# 29 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4
typedef unsigned char __u_char;
typedef unsigned short int __u_short;
typedef unsigned int __u_int;
typedef unsigned long int __u_long;
typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef signed short int __int16_t;
typedef unsigned short int __uint16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;
typedef signed long int __int64_t;
typedef unsigned long int __uint64_t;
typedef __int8_t __int_least8_t;
typedef __uint8_t __uint_least8_t;
typedef __int16_t __int_least16_t;
typedef __uint16_t __uint_least16_t;
typedef __int32_t __int_least32_t;
typedef __uint32_t __uint_least32_t;
typedef __int64_t __int_least64_t;
typedef __uint64_t __uint_least64_t;
typedef long int __quad_t;
typedef unsigned long int __u_quad_t;
typedef long int __intmax_t;
typedef unsigned long int __uintmax_t;
# 141 "/usr/include/x86_64-linux-gnu/bits/types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/typesizes.h" 1 3 4
# 142 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/time64.h" 1 3 4
# 143 "/usr/include/x86_64-linux-gnu/bits/types.h" 2 3 4
typedef unsigned long int __dev_t;
typedef unsigned int __uid_t;
typedef unsigned int __gid_t;
typedef unsigned long int __ino_t;
typedef unsigned long int __ino64_t;
typedef unsigned int __mode_t;
typedef unsigned long int __nlink_t;
typedef long int __off_t;
typedef long int __off64_t;
typedef int __pid_t;
typedef struct { int __val[2]; } __fsid_t;
typedef long int __clock_t;
typedef unsigned long int __rlim_t;
typedef unsigned long int __rlim64_t;
typedef unsigned int __id_t;
typedef long int __time_t;
typedef unsigned int __useconds_t;
typedef long int __suseconds_t;
typedef int __daddr_t;
typedef int __key_t;
typedef int __clockid_t;
typedef void * __timer_t;
typedef long int __blksize_t;
typedef long int __blkcnt_t;
typedef long int __blkcnt64_t;
typedef unsigned long int __fsblkcnt_t;
typedef unsigned long int __fsblkcnt64_t;
typedef unsigned long int __fsfilcnt_t;
typedef unsigned long int __fsfilcnt64_t;
typedef long int __fsword_t;
typedef long int __ssize_t;
typedef long int __syscall_slong_t;
typedef unsigned long int __syscall_ulong_t;
typedef __off64_t __loff_t;
typedef char *__caddr_t;
typedef long int __intptr_t;
typedef unsigned int __socklen_t;
typedef int __sig_atomic_t;
# 30 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
typedef __u_char u_char;
typedef __u_short u_short;
typedef __u_int u_int;
typedef __u_long u_long;
typedef __quad_t quad_t;
typedef __u_quad_t u_quad_t;
typedef __fsid_t fsid_t;
typedef __loff_t loff_t;
typedef __ino_t ino_t;
# 59 "/usr/include/x86_64-linux-gnu/sys/types.h" 3 4
typedef __dev_t dev_t;
typedef __gid_t gid_t;
typedef __mode_t mode_t;
typedef __nlink_t nlink_t;
typedef __uid_t uid_t;
typedef __off_t off_t;
# 97 "/usr/include/x86_64-linux-gnu/sys/types.h" 3 4
typedef __pid_t pid_t;
typedef __id_t id_t;
typedef __ssize_t ssize_t;
typedef __daddr_t daddr_t;
typedef __caddr_t caddr_t;
typedef __key_t key_t;
# 1 "/usr/include/x86_64-linux-gnu/bits/types/clock_t.h" 1 3 4
typedef __clock_t clock_t;
# 127 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/clockid_t.h" 1 3 4
typedef __clockid_t clockid_t;
# 129 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/time_t.h" 1 3 4
typedef __time_t time_t;
# 130 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/timer_t.h" 1 3 4
typedef __timer_t timer_t;
# 131 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
# 144 "/usr/include/x86_64-linux-gnu/sys/types.h" 3 4
# 1 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h" 1 3 4
# 145 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
typedef unsigned long int ulong;
typedef unsigned short int ushort;
typedef unsigned int uint;
# 1 "/usr/include/x86_64-linux-gnu/bits/stdint-intn.h" 1 3 4
# 24 "/usr/include/x86_64-linux-gnu/bits/stdint-intn.h" 3 4
typedef __int8_t int8_t;
typedef __int16_t int16_t;
typedef __int32_t int32_t;
typedef __int64_t int64_t;
# 156 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
typedef __uint8_t u_int8_t;
typedef __uint16_t u_int16_t;
typedef __uint32_t u_int32_t;
typedef __uint64_t u_int64_t;
typedef int register_t __attribute__ ((__mode__ (__word__)));
# 176 "/usr/include/x86_64-linux-gnu/sys/types.h" 3 4
# 1 "/usr/include/endian.h" 1 3 4
# 24 "/usr/include/endian.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/endian.h" 1 3 4
# 35 "/usr/include/x86_64-linux-gnu/bits/endian.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/endianness.h" 1 3 4
# 36 "/usr/include/x86_64-linux-gnu/bits/endian.h" 2 3 4
# 25 "/usr/include/endian.h" 2 3 4
# 35 "/usr/include/endian.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/byteswap.h" 1 3 4
# 33 "/usr/include/x86_64-linux-gnu/bits/byteswap.h" 3 4
static __inline __uint16_t
__bswap_16 (__uint16_t __bsx)
{
return __builtin_bswap16 (__bsx);
}
static __inline __uint32_t
__bswap_32 (__uint32_t __bsx)
{
return __builtin_bswap32 (__bsx);
}
# 69 "/usr/include/x86_64-linux-gnu/bits/byteswap.h" 3 4
__extension__ static __inline __uint64_t
__bswap_64 (__uint64_t __bsx)
{
return __builtin_bswap64 (__bsx);
}
# 36 "/usr/include/endian.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/uintn-identity.h" 1 3 4
# 32 "/usr/include/x86_64-linux-gnu/bits/uintn-identity.h" 3 4
static __inline __uint16_t
__uint16_identity (__uint16_t __x)
{
return __x;
}
static __inline __uint32_t
__uint32_identity (__uint32_t __x)
{
return __x;
}
static __inline __uint64_t
__uint64_identity (__uint64_t __x)
{
return __x;
}
# 37 "/usr/include/endian.h" 2 3 4
# 177 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/sys/select.h" 1 3 4
# 30 "/usr/include/x86_64-linux-gnu/sys/select.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/select.h" 1 3 4
# 22 "/usr/include/x86_64-linux-gnu/bits/select.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wordsize.h" 1 3 4
# 23 "/usr/include/x86_64-linux-gnu/bits/select.h" 2 3 4
# 31 "/usr/include/x86_64-linux-gnu/sys/select.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/sigset_t.h" 1 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__sigset_t.h" 1 3 4
typedef struct
{
unsigned long int __val[(1024 / (8 * sizeof (unsigned long int)))];
} __sigset_t;
# 5 "/usr/include/x86_64-linux-gnu/bits/types/sigset_t.h" 2 3 4
typedef __sigset_t sigset_t;
# 34 "/usr/include/x86_64-linux-gnu/sys/select.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/struct_timeval.h" 1 3 4
struct timeval
{
__time_t tv_sec;
__suseconds_t tv_usec;
};
# 38 "/usr/include/x86_64-linux-gnu/sys/select.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/struct_timespec.h" 1 3 4
# 10 "/usr/include/x86_64-linux-gnu/bits/types/struct_timespec.h" 3 4
struct timespec
{
__time_t tv_sec;
__syscall_slong_t tv_nsec;
# 26 "/usr/include/x86_64-linux-gnu/bits/types/struct_timespec.h" 3 4
};
# 40 "/usr/include/x86_64-linux-gnu/sys/select.h" 2 3 4
typedef __suseconds_t suseconds_t;
typedef long int __fd_mask;
# 59 "/usr/include/x86_64-linux-gnu/sys/select.h" 3 4
typedef struct
{
__fd_mask __fds_bits[1024 / (8 * (int) sizeof (__fd_mask))];
} fd_set;
typedef __fd_mask fd_mask;
# 91 "/usr/include/x86_64-linux-gnu/sys/select.h" 3 4
# 101 "/usr/include/x86_64-linux-gnu/sys/select.h" 3 4
extern int select (int __nfds, fd_set *__restrict __readfds,
fd_set *__restrict __writefds,
fd_set *__restrict __exceptfds,
struct timeval *__restrict __timeout);
# 113 "/usr/include/x86_64-linux-gnu/sys/select.h" 3 4
extern int pselect (int __nfds, fd_set *__restrict __readfds,
fd_set *__restrict __writefds,
fd_set *__restrict __exceptfds,
const struct timespec *__restrict __timeout,
const __sigset_t *__restrict __sigmask);
# 126 "/usr/include/x86_64-linux-gnu/sys/select.h" 3 4
# 180 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
typedef __blksize_t blksize_t;
typedef __blkcnt_t blkcnt_t;
typedef __fsblkcnt_t fsblkcnt_t;
typedef __fsfilcnt_t fsfilcnt_t;
# 227 "/usr/include/x86_64-linux-gnu/sys/types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/pthreadtypes.h" 1 3 4
# 23 "/usr/include/x86_64-linux-gnu/bits/pthreadtypes.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h" 1 3 4
# 44 "/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/pthreadtypes-arch.h" 1 3 4
# 21 "/usr/include/x86_64-linux-gnu/bits/pthreadtypes-arch.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wordsize.h" 1 3 4
# 22 "/usr/include/x86_64-linux-gnu/bits/pthreadtypes-arch.h" 2 3 4
# 45 "/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h" 2 3 4
typedef struct __pthread_internal_list
{
struct __pthread_internal_list *__prev;
struct __pthread_internal_list *__next;
} __pthread_list_t;
typedef struct __pthread_internal_slist
{
struct __pthread_internal_slist *__next;
} __pthread_slist_t;
# 74 "/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/struct_mutex.h" 1 3 4
# 22 "/usr/include/x86_64-linux-gnu/bits/struct_mutex.h" 3 4
struct __pthread_mutex_s
{
int __lock;
unsigned int __count;
int __owner;
unsigned int __nusers;
int __kind;
short __spins;
short __elision;
__pthread_list_t __list;
# 53 "/usr/include/x86_64-linux-gnu/bits/struct_mutex.h" 3 4
};
# 75 "/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h" 2 3 4
# 87 "/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/struct_rwlock.h" 1 3 4
# 23 "/usr/include/x86_64-linux-gnu/bits/struct_rwlock.h" 3 4
struct __pthread_rwlock_arch_t
{
unsigned int __readers;
unsigned int __writers;
unsigned int __wrphase_futex;
unsigned int __writers_futex;
unsigned int __pad3;
unsigned int __pad4;
int __cur_writer;
int __shared;
signed char __rwelision;
unsigned char __pad1[7];
unsigned long int __pad2;
unsigned int __flags;
# 55 "/usr/include/x86_64-linux-gnu/bits/struct_rwlock.h" 3 4
};
# 88 "/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h" 2 3 4
struct __pthread_cond_s
{
__extension__ union
{
__extension__ unsigned long long int __wseq;
struct
{
unsigned int __low;
unsigned int __high;
} __wseq32;
};
__extension__ union
{
__extension__ unsigned long long int __g1_start;
struct
{
unsigned int __low;
unsigned int __high;
} __g1_start32;
};
unsigned int __g_refs[2] ;
unsigned int __g_size[2];
unsigned int __g1_orig_size;
unsigned int __wrefs;
unsigned int __g_signals[2];
};
# 24 "/usr/include/x86_64-linux-gnu/bits/pthreadtypes.h" 2 3 4
typedef unsigned long int pthread_t;
typedef union
{
char __size[4];
int __align;
} pthread_mutexattr_t;
typedef union
{
char __size[4];
int __align;
} pthread_condattr_t;
typedef unsigned int pthread_key_t;
typedef int pthread_once_t;
union pthread_attr_t
{
char __size[56];
long int __align;
};
typedef union pthread_attr_t pthread_attr_t;
typedef union
{
struct __pthread_mutex_s __data;
char __size[40];
long int __align;
} pthread_mutex_t;
typedef union
{
struct __pthread_cond_s __data;
char __size[48];
__extension__ long long int __align;
} pthread_cond_t;
typedef union
{
struct __pthread_rwlock_arch_t __data;
char __size[56];
long int __align;
} pthread_rwlock_t;
typedef union
{
char __size[8];
long int __align;
} pthread_rwlockattr_t;
typedef volatile int pthread_spinlock_t;
typedef union
{
char __size[32];
long int __align;
} pthread_barrier_t;
typedef union
{
char __size[4];
int __align;
} pthread_barrierattr_t;
# 228 "/usr/include/x86_64-linux-gnu/sys/types.h" 2 3 4
# 395 "/usr/include/stdlib.h" 2 3 4
extern long int random (void) __attribute__ ((__nothrow__ , __leaf__));
extern void srandom (unsigned int __seed) __attribute__ ((__nothrow__ , __leaf__));
extern char *initstate (unsigned int __seed, char *__statebuf,
size_t __statelen) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (2)));
extern char *setstate (char *__statebuf) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
struct random_data
{
int32_t *fptr;
int32_t *rptr;
int32_t *state;
int rand_type;
int rand_deg;
int rand_sep;
int32_t *end_ptr;
};
extern int random_r (struct random_data *__restrict __buf,
int32_t *__restrict __result) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int srandom_r (unsigned int __seed, struct random_data *__buf)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (2)));
extern int initstate_r (unsigned int __seed, char *__restrict __statebuf,
size_t __statelen,
struct random_data *__restrict __buf)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (2, 4)));
extern int setstate_r (char *__restrict __statebuf,
struct random_data *__restrict __buf)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int rand (void) __attribute__ ((__nothrow__ , __leaf__));
extern void srand (unsigned int __seed) __attribute__ ((__nothrow__ , __leaf__));
extern int rand_r (unsigned int *__seed) __attribute__ ((__nothrow__ , __leaf__));
extern double drand48 (void) __attribute__ ((__nothrow__ , __leaf__));
extern double erand48 (unsigned short int __xsubi[3]) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern long int lrand48 (void) __attribute__ ((__nothrow__ , __leaf__));
extern long int nrand48 (unsigned short int __xsubi[3])
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern long int mrand48 (void) __attribute__ ((__nothrow__ , __leaf__));
extern long int jrand48 (unsigned short int __xsubi[3])
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern void srand48 (long int __seedval) __attribute__ ((__nothrow__ , __leaf__));
extern unsigned short int *seed48 (unsigned short int __seed16v[3])
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern void lcong48 (unsigned short int __param[7]) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
struct drand48_data
{
unsigned short int __x[3];
unsigned short int __old_x[3];
unsigned short int __c;
unsigned short int __init;
__extension__ unsigned long long int __a;
};
extern int drand48_r (struct drand48_data *__restrict __buffer,
double *__restrict __result) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int erand48_r (unsigned short int __xsubi[3],
struct drand48_data *__restrict __buffer,
double *__restrict __result) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int lrand48_r (struct drand48_data *__restrict __buffer,
long int *__restrict __result)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int nrand48_r (unsigned short int __xsubi[3],
struct drand48_data *__restrict __buffer,
long int *__restrict __result)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int mrand48_r (struct drand48_data *__restrict __buffer,
long int *__restrict __result)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int jrand48_r (unsigned short int __xsubi[3],
struct drand48_data *__restrict __buffer,
long int *__restrict __result)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int srand48_r (long int __seedval, struct drand48_data *__buffer)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (2)));
extern int seed48_r (unsigned short int __seed16v[3],
struct drand48_data *__buffer) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern int lcong48_r (unsigned short int __param[7],
struct drand48_data *__buffer)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2)));
extern void *malloc (size_t __size) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__malloc__))
__attribute__ ((__alloc_size__ (1))) ;
extern void *calloc (size_t __nmemb, size_t __size)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__malloc__)) __attribute__ ((__alloc_size__ (1, 2))) ;
extern void *realloc (void *__ptr, size_t __size)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__warn_unused_result__)) __attribute__ ((__alloc_size__ (2)));
extern void *reallocarray (void *__ptr, size_t __nmemb, size_t __size)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__warn_unused_result__))
__attribute__ ((__alloc_size__ (2, 3)));
extern void free (void *__ptr) __attribute__ ((__nothrow__ , __leaf__));
# 1 "/usr/include/alloca.h" 1 3 4
# 24 "/usr/include/alloca.h" 3 4
# 1 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h" 1 3 4
# 25 "/usr/include/alloca.h" 2 3 4
extern void *alloca (size_t __size) __attribute__ ((__nothrow__ , __leaf__));
# 569 "/usr/include/stdlib.h" 2 3 4
extern void *valloc (size_t __size) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__malloc__))
__attribute__ ((__alloc_size__ (1))) ;
extern int posix_memalign (void **__memptr, size_t __alignment, size_t __size)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1))) ;
extern void *aligned_alloc (size_t __alignment, size_t __size)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__malloc__)) __attribute__ ((__alloc_size__ (2))) ;
extern void abort (void) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern int atexit (void (*__func) (void)) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int at_quick_exit (void (*__func) (void)) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int on_exit (void (*__func) (int __status, void *__arg), void *__arg)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern void exit (int __status) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern void quick_exit (int __status) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern void _Exit (int __status) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern char *getenv (const char *__name) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1))) ;
# 647 "/usr/include/stdlib.h" 3 4
extern int putenv (char *__string) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int setenv (const char *__name, const char *__value, int __replace)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (2)));
extern int unsetenv (const char *__name) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int clearenv (void) __attribute__ ((__nothrow__ , __leaf__));
# 675 "/usr/include/stdlib.h" 3 4
extern char *mktemp (char *__template) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
# 688 "/usr/include/stdlib.h" 3 4
extern int mkstemp (char *__template) __attribute__ ((__nonnull__ (1))) ;
# 710 "/usr/include/stdlib.h" 3 4
extern int mkstemps (char *__template, int __suffixlen) __attribute__ ((__nonnull__ (1))) ;
# 731 "/usr/include/stdlib.h" 3 4
extern char *mkdtemp (char *__template) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1))) ;
# 784 "/usr/include/stdlib.h" 3 4
extern int system (const char *__command) ;
# 800 "/usr/include/stdlib.h" 3 4
extern char *realpath (const char *__restrict __name,
char *__restrict __resolved) __attribute__ ((__nothrow__ , __leaf__)) ;
typedef int (*__compar_fn_t) (const void *, const void *);
# 820 "/usr/include/stdlib.h" 3 4
extern void *bsearch (const void *__key, const void *__base,
size_t __nmemb, size_t __size, __compar_fn_t __compar)
__attribute__ ((__nonnull__ (1, 2, 5))) ;
extern void qsort (void *__base, size_t __nmemb, size_t __size,
__compar_fn_t __compar) __attribute__ ((__nonnull__ (1, 4)));
# 840 "/usr/include/stdlib.h" 3 4
extern int abs (int __x) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__)) ;
extern long int labs (long int __x) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__)) ;
__extension__ extern long long int llabs (long long int __x)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__)) ;
extern div_t div (int __numer, int __denom)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__)) ;
extern ldiv_t ldiv (long int __numer, long int __denom)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__)) ;
__extension__ extern lldiv_t lldiv (long long int __numer,
long long int __denom)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__)) ;
# 872 "/usr/include/stdlib.h" 3 4
extern char *ecvt (double __value, int __ndigit, int *__restrict __decpt,
int *__restrict __sign) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4))) ;
extern char *fcvt (double __value, int __ndigit, int *__restrict __decpt,
int *__restrict __sign) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4))) ;
extern char *gcvt (double __value, int __ndigit, char *__buf)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3))) ;
extern char *qecvt (long double __value, int __ndigit,
int *__restrict __decpt, int *__restrict __sign)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4))) ;
extern char *qfcvt (long double __value, int __ndigit,
int *__restrict __decpt, int *__restrict __sign)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4))) ;
extern char *qgcvt (long double __value, int __ndigit, char *__buf)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3))) ;
extern int ecvt_r (double __value, int __ndigit, int *__restrict __decpt,
int *__restrict __sign, char *__restrict __buf,
size_t __len) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4, 5)));
extern int fcvt_r (double __value, int __ndigit, int *__restrict __decpt,
int *__restrict __sign, char *__restrict __buf,
size_t __len) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4, 5)));
extern int qecvt_r (long double __value, int __ndigit,
int *__restrict __decpt, int *__restrict __sign,
char *__restrict __buf, size_t __len)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4, 5)));
extern int qfcvt_r (long double __value, int __ndigit,
int *__restrict __decpt, int *__restrict __sign,
char *__restrict __buf, size_t __len)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (3, 4, 5)));
extern int mblen (const char *__s, size_t __n) __attribute__ ((__nothrow__ , __leaf__));
extern int mbtowc (wchar_t *__restrict __pwc,
const char *__restrict __s, size_t __n) __attribute__ ((__nothrow__ , __leaf__));
extern int wctomb (char *__s, wchar_t __wchar) __attribute__ ((__nothrow__ , __leaf__));
extern size_t mbstowcs (wchar_t *__restrict __pwcs,
const char *__restrict __s, size_t __n) __attribute__ ((__nothrow__ , __leaf__));
extern size_t wcstombs (char *__restrict __s,
const wchar_t *__restrict __pwcs, size_t __n)
__attribute__ ((__nothrow__ , __leaf__));
extern int rpmatch (const char *__response) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1))) ;
# 957 "/usr/include/stdlib.h" 3 4
extern int getsubopt (char **__restrict __optionp,
char *const *__restrict __tokens,
char **__restrict __valuep)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2, 3))) ;
# 1003 "/usr/include/stdlib.h" 3 4
extern int getloadavg (double __loadavg[], int __nelem)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
# 1013 "/usr/include/stdlib.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/stdlib-float.h" 1 3 4
# 1014 "/usr/include/stdlib.h" 2 3 4
# 1023 "/usr/include/stdlib.h" 3 4
# 18 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 2
# 1 "/usr/include/assert.h" 1 3 4
# 66 "/usr/include/assert.h" 3 4
extern void __assert_fail (const char *__assertion, const char *__file,
unsigned int __line, const char *__function)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern void __assert_perror_fail (int __errnum, const char *__file,
unsigned int __line, const char *__function)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
extern void __assert (const char *__assertion, const char *__file, int __line)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
# 19 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 2
# 1 "/usr/include/stdio.h" 1 3 4
# 27 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 1 3 4
# 28 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h" 1 3 4
# 34 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stdarg.h" 1 3 4
# 40 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stdarg.h" 3 4
typedef __builtin_va_list __gnuc_va_list;
# 37 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__fpos_t.h" 1 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__mbstate_t.h" 1 3 4
# 13 "/usr/include/x86_64-linux-gnu/bits/types/__mbstate_t.h" 3 4
typedef struct
{
int __count;
union
{
unsigned int __wch;
char __wchb[4];
} __value;
} __mbstate_t;
# 6 "/usr/include/x86_64-linux-gnu/bits/types/__fpos_t.h" 2 3 4
typedef struct _G_fpos_t
{
__off_t __pos;
__mbstate_t __state;
} __fpos_t;
# 40 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__fpos64_t.h" 1 3 4
# 10 "/usr/include/x86_64-linux-gnu/bits/types/__fpos64_t.h" 3 4
typedef struct _G_fpos64_t
{
__off64_t __pos;
__mbstate_t __state;
} __fpos64_t;
# 41 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/__FILE.h" 1 3 4
struct _IO_FILE;
typedef struct _IO_FILE __FILE;
# 42 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/FILE.h" 1 3 4
struct _IO_FILE;
typedef struct _IO_FILE FILE;
# 43 "/usr/include/stdio.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/types/struct_FILE.h" 1 3 4
# 35 "/usr/include/x86_64-linux-gnu/bits/types/struct_FILE.h" 3 4
struct _IO_FILE;
struct _IO_marker;
struct _IO_codecvt;
struct _IO_wide_data;
typedef void _IO_lock_t;
struct _IO_FILE
{
int _flags;
char *_IO_read_ptr;
char *_IO_read_end;
char *_IO_read_base;
char *_IO_write_base;
char *_IO_write_ptr;
char *_IO_write_end;
char *_IO_buf_base;
char *_IO_buf_end;
char *_IO_save_base;
char *_IO_backup_base;
char *_IO_save_end;
struct _IO_marker *_markers;
struct _IO_FILE *_chain;
int _fileno;
int _flags2;
__off_t _old_offset;
unsigned short _cur_column;
signed char _vtable_offset;
char _shortbuf[1];
_IO_lock_t *_lock;
__off64_t _offset;
struct _IO_codecvt *_codecvt;
struct _IO_wide_data *_wide_data;
struct _IO_FILE *_freeres_list;
void *_freeres_buf;
size_t __pad5;
int _mode;
char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)];
};
# 44 "/usr/include/stdio.h" 2 3 4
# 52 "/usr/include/stdio.h" 3 4
typedef __gnuc_va_list va_list;
# 84 "/usr/include/stdio.h" 3 4
typedef __fpos_t fpos_t;
# 133 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/stdio_lim.h" 1 3 4
# 134 "/usr/include/stdio.h" 2 3 4
extern FILE *stdin;
extern FILE *stdout;
extern FILE *stderr;
extern int remove (const char *__filename) __attribute__ ((__nothrow__ , __leaf__));
extern int rename (const char *__old, const char *__new) __attribute__ ((__nothrow__ , __leaf__));
extern int renameat (int __oldfd, const char *__old, int __newfd,
const char *__new) __attribute__ ((__nothrow__ , __leaf__));
# 173 "/usr/include/stdio.h" 3 4
extern FILE *tmpfile (void) ;
# 187 "/usr/include/stdio.h" 3 4
extern char *tmpnam (char *__s) __attribute__ ((__nothrow__ , __leaf__)) ;
extern char *tmpnam_r (char *__s) __attribute__ ((__nothrow__ , __leaf__)) ;
# 204 "/usr/include/stdio.h" 3 4
extern char *tempnam (const char *__dir, const char *__pfx)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__malloc__)) ;
extern int fclose (FILE *__stream);
extern int fflush (FILE *__stream);
# 227 "/usr/include/stdio.h" 3 4
extern int fflush_unlocked (FILE *__stream);
# 246 "/usr/include/stdio.h" 3 4
extern FILE *fopen (const char *__restrict __filename,
const char *__restrict __modes) ;
extern FILE *freopen (const char *__restrict __filename,
const char *__restrict __modes,
FILE *__restrict __stream) ;
# 279 "/usr/include/stdio.h" 3 4
extern FILE *fdopen (int __fd, const char *__modes) __attribute__ ((__nothrow__ , __leaf__)) ;
# 292 "/usr/include/stdio.h" 3 4
extern FILE *fmemopen (void *__s, size_t __len, const char *__modes)
__attribute__ ((__nothrow__ , __leaf__)) ;
extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __attribute__ ((__nothrow__ , __leaf__));
extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
int __modes, size_t __n) __attribute__ ((__nothrow__ , __leaf__));
extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf,
size_t __size) __attribute__ ((__nothrow__ , __leaf__));
extern void setlinebuf (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int fprintf (FILE *__restrict __stream,
const char *__restrict __format, ...);
extern int printf (const char *__restrict __format, ...);
extern int sprintf (char *__restrict __s,
const char *__restrict __format, ...) __attribute__ ((__nothrow__));
extern int vfprintf (FILE *__restrict __s, const char *__restrict __format,
__gnuc_va_list __arg);
extern int vprintf (const char *__restrict __format, __gnuc_va_list __arg);
extern int vsprintf (char *__restrict __s, const char *__restrict __format,
__gnuc_va_list __arg) __attribute__ ((__nothrow__));
extern int snprintf (char *__restrict __s, size_t __maxlen,
const char *__restrict __format, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 4)));
extern int vsnprintf (char *__restrict __s, size_t __maxlen,
const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 0)));
# 379 "/usr/include/stdio.h" 3 4
extern int vdprintf (int __fd, const char *__restrict __fmt,
__gnuc_va_list __arg)
__attribute__ ((__format__ (__printf__, 2, 0)));
extern int dprintf (int __fd, const char *__restrict __fmt, ...)
__attribute__ ((__format__ (__printf__, 2, 3)));
extern int fscanf (FILE *__restrict __stream,
const char *__restrict __format, ...) ;
extern int scanf (const char *__restrict __format, ...) ;
extern int sscanf (const char *__restrict __s,
const char *__restrict __format, ...) __attribute__ ((__nothrow__ , __leaf__));
extern int fscanf (FILE *__restrict __stream, const char *__restrict __format, ...) __asm__ ("" "__isoc99_fscanf")
;
extern int scanf (const char *__restrict __format, ...) __asm__ ("" "__isoc99_scanf")
;
extern int sscanf (const char *__restrict __s, const char *__restrict __format, ...) __asm__ ("" "__isoc99_sscanf") __attribute__ ((__nothrow__ , __leaf__))
;
# 432 "/usr/include/stdio.h" 3 4
extern int vfscanf (FILE *__restrict __s, const char *__restrict __format,
__gnuc_va_list __arg)
__attribute__ ((__format__ (__scanf__, 2, 0))) ;
extern int vscanf (const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__format__ (__scanf__, 1, 0))) ;
extern int vsscanf (const char *__restrict __s,
const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__format__ (__scanf__, 2, 0)));
extern int vfscanf (FILE *__restrict __s, const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vfscanf")
__attribute__ ((__format__ (__scanf__, 2, 0))) ;
extern int vscanf (const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vscanf")
__attribute__ ((__format__ (__scanf__, 1, 0))) ;
extern int vsscanf (const char *__restrict __s, const char *__restrict __format, __gnuc_va_list __arg) __asm__ ("" "__isoc99_vsscanf") __attribute__ ((__nothrow__ , __leaf__))
__attribute__ ((__format__ (__scanf__, 2, 0)));
# 485 "/usr/include/stdio.h" 3 4
extern int fgetc (FILE *__stream);
extern int getc (FILE *__stream);
extern int getchar (void);
extern int getc_unlocked (FILE *__stream);
extern int getchar_unlocked (void);
# 510 "/usr/include/stdio.h" 3 4
extern int fgetc_unlocked (FILE *__stream);
# 521 "/usr/include/stdio.h" 3 4
extern int fputc (int __c, FILE *__stream);
extern int putc (int __c, FILE *__stream);
extern int putchar (int __c);
# 537 "/usr/include/stdio.h" 3 4
extern int fputc_unlocked (int __c, FILE *__stream);
extern int putc_unlocked (int __c, FILE *__stream);
extern int putchar_unlocked (int __c);
extern int getw (FILE *__stream);
extern int putw (int __w, FILE *__stream);
extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
;
# 603 "/usr/include/stdio.h" 3 4
extern __ssize_t __getdelim (char **__restrict __lineptr,
size_t *__restrict __n, int __delimiter,
FILE *__restrict __stream) ;
extern __ssize_t getdelim (char **__restrict __lineptr,
size_t *__restrict __n, int __delimiter,
FILE *__restrict __stream) ;
extern __ssize_t getline (char **__restrict __lineptr,
size_t *__restrict __n,
FILE *__restrict __stream) ;
extern int fputs (const char *__restrict __s, FILE *__restrict __stream);
extern int puts (const char *__s);
extern int ungetc (int __c, FILE *__stream);
extern size_t fread (void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream) ;
extern size_t fwrite (const void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __s);
# 673 "/usr/include/stdio.h" 3 4
extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream) ;
extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream);
extern int fseek (FILE *__stream, long int __off, int __whence);
extern long int ftell (FILE *__stream) ;
extern void rewind (FILE *__stream);
# 707 "/usr/include/stdio.h" 3 4
extern int fseeko (FILE *__stream, __off_t __off, int __whence);
extern __off_t ftello (FILE *__stream) ;
# 731 "/usr/include/stdio.h" 3 4
extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);
extern int fsetpos (FILE *__stream, const fpos_t *__pos);
# 757 "/usr/include/stdio.h" 3 4
extern void clearerr (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int feof (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern int ferror (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void clearerr_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int feof_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern int ferror_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void perror (const char *__s);
# 1 "/usr/include/x86_64-linux-gnu/bits/sys_errlist.h" 1 3 4
# 26 "/usr/include/x86_64-linux-gnu/bits/sys_errlist.h" 3 4
extern int sys_nerr;
extern const char *const sys_errlist[];
# 782 "/usr/include/stdio.h" 2 3 4
extern int fileno (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern int fileno_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
# 800 "/usr/include/stdio.h" 3 4
extern FILE *popen (const char *__command, const char *__modes) ;
extern int pclose (FILE *__stream);
extern char *ctermid (char *__s) __attribute__ ((__nothrow__ , __leaf__));
# 840 "/usr/include/stdio.h" 3 4
extern void flockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int ftrylockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void funlockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
# 858 "/usr/include/stdio.h" 3 4
extern int __uflow (FILE *);
extern int __overflow (FILE *, int);
# 873 "/usr/include/stdio.h" 3 4
# 20 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 2
# 21 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
void __DSVERIFIER_assume(_Bool expression){
__ESBMC_assume(expression);
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
}
void __DSVERIFIER_assert(_Bool expression){
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
((void) sizeof ((
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
expression
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
expression
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
) ; else __assert_fail (
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
"expression"
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h", 36, __extension__ __PRETTY_FUNCTION__); }))
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
;
}
void __DSVERIFIER_assert_msg(_Bool expression, char * msg){
printf("%s", msg);
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
((void) sizeof ((
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
expression
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
expression
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
) ; else __assert_fail (
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
"expression"
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h", 41, __extension__ __PRETTY_FUNCTION__); }))
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/compatibility.h"
;
}
# 22 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h" 1
# 27 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h"
# 1 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stdint.h" 1 3 4
# 9 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stdint.h" 3 4
# 1 "/usr/include/stdint.h" 1 3 4
# 26 "/usr/include/stdint.h" 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/libc-header-start.h" 1 3 4
# 27 "/usr/include/stdint.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wchar.h" 1 3 4
# 29 "/usr/include/stdint.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/wordsize.h" 1 3 4
# 30 "/usr/include/stdint.h" 2 3 4
# 1 "/usr/include/x86_64-linux-gnu/bits/stdint-uintn.h" 1 3 4
# 24 "/usr/include/x86_64-linux-gnu/bits/stdint-uintn.h" 3 4
# 24 "/usr/include/x86_64-linux-gnu/bits/stdint-uintn.h" 3 4
typedef __uint8_t uint8_t;
typedef __uint16_t uint16_t;
typedef __uint32_t uint32_t;
typedef __uint64_t uint64_t;
# 38 "/usr/include/stdint.h" 2 3 4
typedef __int_least8_t int_least8_t;
typedef __int_least16_t int_least16_t;
typedef __int_least32_t int_least32_t;
typedef __int_least64_t int_least64_t;
typedef __uint_least8_t uint_least8_t;
typedef __uint_least16_t uint_least16_t;
typedef __uint_least32_t uint_least32_t;
typedef __uint_least64_t uint_least64_t;
typedef signed char int_fast8_t;
typedef long int int_fast16_t;
typedef long int int_fast32_t;
typedef long int int_fast64_t;
# 71 "/usr/include/stdint.h" 3 4
typedef unsigned char uint_fast8_t;
typedef unsigned long int uint_fast16_t;
typedef unsigned long int uint_fast32_t;
typedef unsigned long int uint_fast64_t;
# 87 "/usr/include/stdint.h" 3 4
typedef long int intptr_t;
typedef unsigned long int uintptr_t;
# 101 "/usr/include/stdint.h" 3 4
typedef __intmax_t intmax_t;
typedef __uintmax_t uintmax_t;
# 10 "/usr/lib/gcc/x86_64-linux-gnu/9/include/stdint.h" 2 3 4
# 28 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h" 2
# 1 "/usr/include/inttypes.h" 1 3 4
# 34 "/usr/include/inttypes.h" 3 4
typedef int __gwchar_t;
# 266 "/usr/include/inttypes.h" 3 4
typedef struct
{
long int quot;
long int rem;
} imaxdiv_t;
# 290 "/usr/include/inttypes.h" 3 4
extern intmax_t imaxabs (intmax_t __n) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__));
extern imaxdiv_t imaxdiv (intmax_t __numer, intmax_t __denom)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__const__));
extern intmax_t strtoimax (const char *__restrict __nptr,
char **__restrict __endptr, int __base) __attribute__ ((__nothrow__ , __leaf__));
extern uintmax_t strtoumax (const char *__restrict __nptr,
char ** __restrict __endptr, int __base) __attribute__ ((__nothrow__ , __leaf__));
extern intmax_t wcstoimax (const __gwchar_t *__restrict __nptr,
__gwchar_t **__restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__));
extern uintmax_t wcstoumax (const __gwchar_t *__restrict __nptr,
__gwchar_t ** __restrict __endptr, int __base)
__attribute__ ((__nothrow__ , __leaf__));
# 432 "/usr/include/inttypes.h" 3 4
# 29 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h" 2
# 30 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h"
extern implementation impl;
typedef int64_t fxp_t;
fxp_t _fxp_one;
fxp_t _fxp_half;
fxp_t _fxp_minus_one;
fxp_t _fxp_min;
fxp_t _fxp_max;
double _dbl_max;
double _dbl_min;
fxp_t _fxp_fmask;
fxp_t _fxp_imask;
static const double scale_factor[31] = { 1.0, 2.0, 4.0, 8.0, 16.0, 32.0, 64.0,
128.0, 256.0, 512.0, 1024.0, 2048.0, 4096.0, 8192.0, 16384.0, 32768.0,
65536.0, 131072.0, 262144.0, 524288.0, 1048576.0, 2097152.0, 4194304.0,
8388608.0, 16777216.0, 33554432.0, 67108864.0, 134217728.0,
268435456.0, 536870912.0, 1073741824.0 };
static const double scale_factor_inv[31] = { 1.0, 0.5, 0.25, 0.125, 0.0625,
0.03125, 0.015625, 0.0078125, 0.00390625, 0.001953125, 0.0009765625,
0.00048828125, 0.000244140625, 0.0001220703125, 0.00006103515625,
0.000030517578125, 0.000015258789063, 0.000007629394531,
0.000003814697266, 0.000001907348633, 0.000000953674316,
0.000000476837158, 0.000000238418579, 0.000000119209290,
0.000000059604645, 0.000000029802322, 0.000000014901161,
0.000000007450581, 0.000000003725290, 0.000000001862645,
0.000000000931323 };
static const float rand_uni[10000] = { -0.486240329978498f, -0.0886462298529236f, -0.140307596103306f, 0.301096597450952f, 0.0993171079928659f, 0.971751769763271f, 0.985173975730828f, 0.555993645184930f, 0.582088652691427f, -0.153377496651175f, 0.383610009058905f, -0.335724126391271f, 0.978768141636516f, -0.276250018648572f, 0.390075705739569f, -0.179022404038782f, 0.690083827115783f, -0.872530132490992f, -0.970585763293203f, -0.581476053441704f, -0.532614615674888f, -0.239699306693312f, -0.678183014035494f, 0.349502640932782f, -0.210469890686263f, 0.841262085391842f, -0.473585465151401f, 0.659383565443701f, -0.651160036945754f, -0.961043527561335f, -0.0814927639199137f, 0.621303110569702f, -0.784529166943541f, 0.0238464770757800f, 0.392694728594110f, 0.776848735202001f, 0.0870059709310509f, 0.880563655271790f, 0.883457036977564f, -0.249235082877382f, -0.691040749216870f, 0.578731120064320f, -0.973932858000832f, -0.117699105431720f, -0.723831748151088f, -0.483149657477524f, -0.821277691383664f, -0.459725618100875f, 0.148175952221864f, 0.444306875534854f, -0.325610376336498f, 0.544142311404910f, -0.165319440455435f, 0.136706800705517f, 0.543312481350682f, 0.467210959764607f, -0.349266618228534f, -0.660110730565862f, 0.910332331495431f, 0.961049802789367f, -0.786168905164629f, 0.305648402726554f, 0.510815258508885f, 0.0950733260984060f, 0.173750645487898f, 0.144488668408672f, 0.0190031984466126f, -0.299194577636724f, 0.302411647442273f, -0.730462524226212f, 0.688646006554796f, 0.134948379722118f, 0.533716723458894f, -0.00226300779660438f, -0.561340777806718f, 0.450396313744017f, -0.569445876566955f, 0.954155246557698f, -0.255403882430676f, -0.759820984120828f, -0.855279790307514f, -0.147352581758156f, -0.302269055643746f, -0.642038024364086f, -0.367405981107491f, 0.491844011712164f, -0.542191710121194f, -0.938294043323732f, 0.683979894338020f, 0.294728290855287f, 0.00662691839443919f, -0.931040350582855f, 0.152356209974418f, 0.678620860551457f, -0.534989269238408f, 0.932096367913226f, -0.0361062818028513f, -0.847189697149530f, -0.975903030160255f, 0.623293205784014f, -0.661289688031659f, 0.724486055119603f, 0.307504095172835f, 0.00739266163731767f, -0.393681596442097f, 0.0313739422974388f, 0.0768157689673350f, -0.652063346886817f, 0.864188030044388f, -0.588932092781034f, 0.496015896758580f, -0.872858269231211f, 0.978780599551039f, -0.504887732991147f, -0.462378791937628f, 0.0141726829338038f, 0.769610007653591f, 0.945233033188923f, -0.782235375325016f, -0.832206533738799f, 0.745634368088673f, -0.696969510157151f, -0.0674631869948374f, -0.123186450806584f, -0.359158959141949f, -0.393882649464391f, 0.441371446689899f, -0.829394270569736f, -0.301502651277431f, -0.996215501187289f, 0.934634037393066f, -0.282431114746289f, -0.927550795619590f, -0.437037530043415f, -0.360426812995980f, 0.949549724575862f, 0.502784616197919f, 0.800771681422909f, -0.511398929004089f, 0.309288504642554f, -0.207261227890933f, 0.930587995125773f, -0.777029876696670f, -0.489329175755640f, -0.134595132329858f, 0.285771358983518f, 0.182331373854387f, -0.544110494560697f, 0.278439882883985f, -0.556325158102182f, 0.579043806545889f, 0.134648133801916f, 0.602850725479294f, -0.151663563868883f, 0.180694361855878f, -0.651591295315595f, 0.281129147768056f, -0.580047306475484f, 0.687883075491433f, 0.279398670804288f, -0.853428128249503f, -0.532609367372680f, -0.821156786377917f, -0.181273229058573f, -0.983898569846882f, -0.0964374318311501f, 0.880923372124250f, 0.102643371392389f, 0.893615387135596f, -0.259276649383649f, 0.699287743639363f, 0.402940604635828f, -0.110721596226581f, 0.0846246472582877f, 0.820733021865405f, 0.795578903285308f, -0.495144122011537f, 0.273150029257472f, -0.268249949701437f, 0.231982193341980f, 0.694211299124074f, 0.859950868718233f, 0.959483382623794f, -0.422972626833543f, -0.109621798738360f, 0.433094703426531f, 0.694025903378851f, 0.374478987547435f, -0.293668545105608f, -0.396213864190828f, -0.0632095887099047f, -0.0285139536748673f, 0.831794132192390f, -0.548543088139238f, 0.791869201724680f, 0.325211484201845f, 0.155274810721772f, -0.112383643064821f, -0.674403070297721f, 0.642801068229810f, -0.615712048835242f, -0.322576771285566f, -0.409336818836595f, 0.548069973193770f, -0.386353709407947f, -0.0741664985357784f, 0.619639599324983f, -0.815703814931314f, 0.965550307223862f, 0.623407852683828f, -0.789634372832984f, 0.736750050047572f, -0.0269443926793700f, 0.00545706093721488f, -0.315712479832091f, -0.890110021644720f, -0.869390443173846f, -0.381538869981866f, -0.109498998005949f, 0.131433952330613f, -0.233452413139316f, 0.660289822785465f, 0.543381186340023f, -0.384712418750451f, -0.913477554164890f, 0.767102957655267f, -0.115129944521936f, -0.741161985822647f, -0.0604180020782450f, -0.819131535144059f, -0.409539679760029f, 0.574419252943637f, -0.0440704617157433f, 0.933173744590532f, 0.261360623390448f, -0.880290575543046f, 0.329806293425492f, 0.548915621667952f, 0.635187167795234f, -0.611034070318967f, 0.458196727901944f, 0.397377226781023f, 0.711941361933987f, 0.782147744383368f, -0.00300685339552631f, 0.384687233450957f, 0.810102466029521f, 0.452919847968424f, -0.183164257016897f, -0.755603185485427f, -0.604334477365858f, -0.786222413488860f, -0.434887500763099f, -0.678845635625581f, -0.381200370488331f, -0.582350534916068f, -0.0444427346996734f, 0.116237247526397f, -0.364680921206275f, -0.829395404347498f, -0.258574590032613f, -0.910082114298859f, 0.501356900925997f, 0.0295361922006900f, -0.471786618165219f, 0.536352925101547f, -0.316120662284464f, -0.168902841718737f, 0.970850119987976f, -0.813818666854395f, -0.0861183123848732f, 0.866784827877161f, 0.535966478165739f, -0.806958669103425f, -0.627307415616045f, -0.686618354673079f, 0.0239165685193152f, 0.525427699287402f, 0.834079334357391f, -0.527333932295852f, 0.130970034225907f, -0.790218350377199f, 0.399338640441987f, 0.133591886379939f, -0.181354311053254f, 0.420121912637914f, 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-0.790927430842686f, 0.691168535237102f, 0.806014327242002f, -0.981639450008060f, 0.407200095027265f, 0.918249921845949f, 0.776880149695420f, -0.437773083955269f, -0.385117533333437f, 0.0115152415796460f, 0.687224538003991f, 0.992524870612626f, 0.471003324792228f, -0.873541777412034f, -0.560923118634380f, -0.726151823613842f, -0.538941951730010f, 0.772057551475325f, 0.858490725829641f, -0.168849338472479f };
# 102 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h"
fxp_t wrap(fxp_t kX, fxp_t kLowerBound, fxp_t kUpperBound)
{
int32_t range_size = kUpperBound - kLowerBound + 1;
if (kX < kLowerBound){
kX += range_size * ((kLowerBound - kX) / range_size + 1);
}
return kLowerBound + (kX - kLowerBound) % range_size;
}
fxp_t fxp_get_int_part(fxp_t in) {
return ((in < 0) ? -((-in) & _fxp_imask) : in & _fxp_imask);
}
fxp_t fxp_get_frac_part(fxp_t in) {
return ((in < 0) ? -((-in) & _fxp_fmask) : in & _fxp_fmask);
}
float fxp_to_float(fxp_t fxp);
fxp_t fxp_quantize(fxp_t aquant) {
if (overflow_mode == 2) {
if(aquant < _fxp_min) {
return _fxp_min;
}
else if(aquant > _fxp_max) {
return _fxp_max;
}
}
else if (overflow_mode == 3) {
if(aquant < _fxp_min || aquant > _fxp_max) {
return wrap(aquant, _fxp_min, _fxp_max);
}
}
return (fxp_t) aquant;
}
void fxp_verify_overflow(fxp_t value){
fxp_quantize(value);
printf("An Overflow Occurred in system's output");
__DSVERIFIER_assert(value <= _fxp_max && value >= _fxp_min);
}
void fxp_verify_overflow_node(fxp_t value, char* msg){
if (1 == 2)
{
printf("%s",msg);
__DSVERIFIER_assert(value <= _fxp_max && value >= _fxp_min);
}
}
void fxp_verify_overflow_array(fxp_t array[], int n){
int i=0;
for(i=0; i<n;i++){
fxp_verify_overflow(array[i]);
}
}
fxp_t fxp_int_to_fxp(int in) {
fxp_t lin;
lin = (fxp_t) in*_fxp_one;
return lin;
}
int fxp_to_int(fxp_t fxp) {
if(fxp >= 0){
fxp += _fxp_half;
} else {
fxp -= _fxp_half;
}
fxp >>= impl.frac_bits;
return (int) fxp;
}
fxp_t fxp_float_to_fxp(float f) {
fxp_t tmp;
double ftemp;
ftemp = f * scale_factor[impl.frac_bits];
if(f >= 0) {
tmp = (fxp_t)(ftemp + 0.5);
}
else {
tmp = (fxp_t)(ftemp - 0.5);
}
return tmp;
}
fxp_t fxp_double_to_fxp(double value) {
fxp_t tmp;
double ftemp = value * scale_factor[impl.frac_bits];
if (rounding_mode == 0){
if(value >= 0) {
tmp = (fxp_t)(ftemp + 0.5);
}
else {
tmp = (fxp_t)(ftemp - 0.5);
}
} else if(rounding_mode == 1){
tmp = (fxp_t) ftemp;
double residue = ftemp - tmp;
if ((value < 0) && (residue != 0)){
ftemp = ftemp - 1;
tmp = (fxp_t) ftemp;
}
} else if (rounding_mode == 0){
tmp = (fxp_t) ftemp;
}
return tmp;
}
void fxp_float_to_fxp_array(float f[], fxp_t r[], int N) {
int i;
for(i = 0; i < N; ++i) {
r[i] = fxp_float_to_fxp(f[i]);
}
}
void fxp_double_to_fxp_array(double f[], fxp_t r[], int N) {
int i;
for(i = 0; i < N; ++i) {
r[i] = fxp_double_to_fxp(f[i]);
}
}
# 275 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h"
float fxp_to_float(fxp_t fxp) {
float f;
int f_int = (int) fxp;
f = f_int * scale_factor_inv[impl.frac_bits];
return f;
}
double fxp_to_double(fxp_t fxp) {
double f;
int f_int = (int) fxp;
f = f_int * scale_factor_inv[impl.frac_bits];
return f;
}
void fxp_to_float_array(float f[], fxp_t r[], int N) {
int i;
for(i = 0; i < N; ++i) {
f[i] = fxp_to_float(r[i]);
}
}
void fxp_to_double_array(double f[], fxp_t r[], int N) {
int i;
for(i = 0; i < N; ++i) {
f[i] = fxp_to_double(r[i]);
}
}
fxp_t fxp_abs(fxp_t a) {
fxp_t tmp;
tmp = ((a < 0) ? -(fxp_t)(a) : a);
tmp = fxp_quantize(tmp);
return tmp;
}
fxp_t fxp_add(fxp_t aadd, fxp_t badd) {
fxp_t tmpadd;
tmpadd = ((fxp_t)(aadd) + (fxp_t)(badd));
tmpadd = fxp_quantize(tmpadd);
return tmpadd;
}
fxp_t fxp_sub(fxp_t asub, fxp_t bsub) {
fxp_t tmpsub;
tmpsub = (fxp_t)((fxp_t)(asub) - (fxp_t)(bsub));
tmpsub = fxp_quantize(tmpsub);
return tmpsub;
}
fxp_t fxp_mult(fxp_t amult, fxp_t bmult) {
fxp_t tmpmult, tmpmultprec;
tmpmult = (fxp_t)((fxp_t)(amult)*(fxp_t)(bmult));
if (tmpmult >= 0) {
tmpmultprec = (tmpmult + ((tmpmult & 1 << (impl.frac_bits - 1)) << 1)) >> impl.frac_bits;
} else {
tmpmultprec = -(((-tmpmult) + (((-tmpmult) & 1 << (impl.frac_bits - 1)) << 1)) >> impl.frac_bits);
}
tmpmultprec = fxp_quantize(tmpmultprec);
return tmpmultprec;
}
# 372 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h"
fxp_t fxp_div(fxp_t a, fxp_t b){
__DSVERIFIER_assume( b!=0 );
fxp_t tmpdiv = ((a << impl.frac_bits) / b);
tmpdiv = fxp_quantize(tmpdiv);
return tmpdiv;
}
fxp_t fxp_neg(fxp_t aneg) {
fxp_t tmpneg;
tmpneg = -(fxp_t)(aneg);
tmpneg = fxp_quantize(tmpneg);
return tmpneg;
}
# 398 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/fixed-point.h"
fxp_t fxp_sign(fxp_t a) {
return ((a == 0) ? 0 : ((a < 0) ? _fxp_minus_one : _fxp_one) );
}
fxp_t fxp_shrl(fxp_t in, int shift) {
return (fxp_t) (((unsigned int) in) >> shift);
}
fxp_t fxp_square(fxp_t a) {
return fxp_mult(a, a);
}
void fxp_print_int(fxp_t a) {
printf("\n%i", (int32_t)a);
}
void fxp_print_float(fxp_t a) {
printf("\n%f", fxp_to_float(a));
}
void fxp_print_float_array(fxp_t a[], int N) {
int i;
for(i = 0; i < N; ++i) {
printf("\n%f", fxp_to_float(a[i]));
}
}
void print_fxp_array_elements(char * name, fxp_t * v, int n){
printf("%s = {", name);
int i;
for(i=0; i < n; i++){
printf(" %jd ", v[i]);
}
printf("}\n");
}
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h" 1
# 24 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h"
void initialize_array(double v[], int n){
int i;
for(i=0; i<n; i++){
v[i] = 0;
}
}
void revert_array(double v[], double out[], int n){
initialize_array(out,n);
int i;
for(i=0; i<n; i++){
out[i] = v[n-i-1];
}
}
double internal_pow(double a, double b){
int i;
double acc = 1;
for (i=0; i < b; i++){
acc = acc*a;
}
return acc;
}
double internal_abs(double a){
return a < 0 ? -a : a;
}
int fatorial(int n){
return n == 0 ? 1 : n * fatorial(n-1);
}
int check_stability(double a[], int n){
int lines = 2 * n - 1;
int columns = n;
double m[lines][n];
int i,j;
double current_stability[n];
for (i=0; i < n; i++){
current_stability[i] = a[i];
}
double sum = 0;
for (i=0; i < n; i++){
sum += a[i];
}
if (sum <= 0){
printf("[DEBUG] the first constraint of Jury criteria failed: (F(1) > 0)");
return 0;
}
sum = 0;
for (i=0; i < n; i++){
sum += a[i] * internal_pow(-1, n-1-i);
}
sum = sum * internal_pow(-1, n-1);
if (sum <= 0){
printf("[DEBUG] the second constraint of Jury criteria failed: (F(-1)*(-1)^n > 0)");
return 0;
}
if (internal_abs(a[n-1]) > a[0]){
printf("[DEBUG] the third constraint of Jury criteria failed: (abs(a0) < a_{n}*z^{n})");
return 0;
}
for (i=0; i < lines; i++){
for (j=0; j < columns; j++){
m[i][j] = 0;
}
}
for (i=0; i < lines; i++){
for (j=0; j < columns; j++){
if (i == 0){
m[i][j] = a[j];
continue;
}
if (i % 2 != 0 ){
int x;
for(x=0; x<columns;x++){
m[i][x] = m[i-1][columns-x-1];
}
columns = columns - 1;
j = columns;
}else{
m[i][j] = m[i-2][j] - (m[i-2][columns] / m[i-2][0]) * m[i-1][j];
}
}
}
int first_is_positive = m[0][0] >= 0 ? 1 : 0;
for (i=0; i < lines; i++){
if (i % 2 == 0){
int line_is_positive = m[i][0] >= 0 ? 1 : 0;
if (first_is_positive != line_is_positive){
return 0;
}
continue;
}
}
return 1;
}
void poly_sum(double a[], int Na, double b[], int Nb, double ans[], int Nans){
int i;
Nans = Na>Nb? Na:Nb;
for (i=0; i<Nans; i++){
if (Na>Nb){
ans[i]=a[i];
if (i > Na-Nb-1){
ans[i]=ans[i]+b[i-Na+Nb];
}
}else {
ans[i]=b[i];
if (i> Nb - Na -1){
ans[i]=ans[i]+a[i-Nb+Na];
}
}
}
}
void poly_mult(double a[], int Na, double b[], int Nb, double ans[], int Nans){
int i;
int j;
int k;
Nans = Na+Nb-1;
for (i=0; i<Na; i++){
for (j=0; j<Nb; j++){
k= Na + Nb - i - j - 2;
ans[k]=0;
}
}
for (i=0; i<Na; i++){
for (j=0; j<Nb; j++){
k= Na + Nb - i - j - 2;
ans[k]=ans[k]+a[Na - i - 1]*b[Nb - j - 1];
}
}
}
void double_check_oscillations(double * y, int y_size){
__DSVERIFIER_assume(y[0] != y[y_size - 1]);
int window_timer = 0;
int window_count = 0;
int i, j;
for (i = 2; i < y_size; i++){
int window_size = i;
for(j=0; j<y_size; j++){
if (window_timer > window_size){
window_timer = 0;
window_count = 0;
}
int window_index = j + window_size;
if (window_index < y_size){
if (y[j] == y[window_index]){
window_count++;
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h" 3 4
((void) sizeof ((
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h"
!(window_count == window_size)
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h"
!(window_count == window_size)
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h" 3 4
) ; else __assert_fail (
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h"
"!(window_count == window_size)"
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h", 209, __extension__ __PRETTY_FUNCTION__); }))
# 209 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/util.h"
;
}
}else{
break;
}
window_timer++;
}
}
}
void double_check_limit_cycle(double * y, int y_size){
double reference = y[y_size - 1];
int idx = 0;
int window_size = 1;
for(idx = (y_size-2); idx >= 0; idx--){
if (y[idx] != reference){
window_size++;
}else{
break;
}
}
__DSVERIFIER_assume(window_size != y_size && window_size != 1);
printf("window_size %d\n", window_size);
int desired_elements = 2 * window_size;
int found_elements = 0;
for(idx = (y_size-1); idx >= 0; idx--){
if (idx > (y_size-window_size-1)){
printf("%.0f == %.0f\n", y[idx], y[idx-window_size]);
int cmp_idx = idx - window_size;
if ((cmp_idx > 0) && (y[idx] == y[idx-window_size])){
found_elements = found_elements + 2;
}else{
break;
}
}
}
printf("desired_elements %d\n", desired_elements);
printf("found_elements %d\n", found_elements);
__DSVERIFIER_assert(desired_elements != found_elements);
}
void double_check_persistent_limit_cycle(double * y, int y_size){
int idy = 0;
int count_same = 0;
int window_size = 0;
double reference = y[0];
for(idy = 0; idy < y_size; idy++){
if (y[idy] != reference){
window_size++;
} else if (window_size != 0){
break;
} else {
count_same++;
}
}
window_size += count_same;
__DSVERIFIER_assume(window_size > 1 && window_size <= y_size/2);
double lco_elements[window_size];
for(idy = 0; idy < y_size; idy++){
if (idy < window_size){
lco_elements[idy] = y[idy];
}
}
idy = 0;
int lco_idy = 0;
_Bool is_persistent = 0;
while (idy < y_size){
if(y[idy++] == lco_elements[lco_idy++]){
is_persistent = 1;
}else{
is_persistent = 0;
break;
}
if (lco_idy == window_size){
lco_idy = 0;
}
}
__DSVERIFIER_assert(is_persistent == 0);
}
void print_array_elements(char * name, double * v, int n){
printf("%s = {", name);
int i;
for(i=0; i < n; i++){
printf(" %.32f ", v[i]);
}
printf("}\n");
}
void double_add_matrix( unsigned int lines, unsigned int columns, double m1[4][4], double m2[4][4], double result[4][4]){
unsigned int i, j;
for (i = 0; i < lines; i++){
for (j = 0; j < columns; j++){
result[i][j] = m1[i][j] + m2[i][j];
}
}
}
void double_sub_matrix( unsigned int lines, unsigned int columns, double m1[4][4], double m2[4][4], double result[4][4]){
unsigned int i, j;
for (i = 0; i < lines; i++){
for (j = 0; j < columns; j++){
result[i][j] = m1[i][j] - m2[i][j];
}
}
}
void double_matrix_multiplication( unsigned int i1, unsigned int j1, unsigned int i2, unsigned int j2, double m1[4][4], double m2[4][4], double m3[4][4]){
unsigned int i, j, k;
if (j1 == i2) {
for (i=0; i<i1; i++) {
for (j=0; j<j2; j++) {
m3[i][j] = 0;
}
}
for (i=0;i<i1; i++) {
for (j=0; j<j2; j++) {
for (k=0; k<j1; k++) {
double mult = (m1[i][k] * m2[k][j]);
m3[i][j] = m3[i][j] + (m1[i][k] * m2[k][j]);
}
}
}
} else {
printf("\nError! Operation invalid, please enter with valid matrices.\n");
}
}
void fxp_matrix_multiplication( unsigned int i1, unsigned int j1, unsigned int i2, unsigned int j2, fxp_t m1[4][4], fxp_t m2[4][4], fxp_t m3[4][4]){
unsigned int i, j, k;
if (j1 == i2) {
for (i=0; i<i1; i++) {
for (j=0; j<j2; j++) {
m3[i][j] = 0;
}
}
for (i=0;i<i1; i++) {
for (j=0; j<j2; j++) {
for (k=0; k<j1; k++) {
m3[i][j] = fxp_add( m3[i][j], fxp_mult(m1[i][k] , m2[k][j]));
}
}
}
} else {
printf("\nError! Operation invalid, please enter with valid matrices.\n");
}
}
void fxp_exp_matrix(unsigned int lines, unsigned int columns, fxp_t m1[4][4], unsigned int expNumber, fxp_t result[4][4]){
unsigned int i, j, l, k;
fxp_t m2[4][4];
if(expNumber == 0){
for (i = 0; i < lines; i++){
for (j = 0; j < columns; j++){
if(i == j){
result[i][j] = fxp_double_to_fxp(1.0);
} else {
result[i][j] = 0.0;
}
}
}
return;
}
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) result[i][j] = m1[i][j];
if(expNumber == 1){
return;
}
for(l = 1; l < expNumber; l++){
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) m2[i][j] = result[i][j];
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) result[i][j] = 0;
for (i=0;i<lines; i++) {
for (j=0; j<columns; j++) {
for (k=0; k<columns; k++) {
result[i][j] = fxp_add( result[i][j], fxp_mult(m2[i][k] , m1[k][j]));
}
}
}
}
}
void double_exp_matrix(unsigned int lines, unsigned int columns, double m1[4][4], unsigned int expNumber, double result[4][4]){
unsigned int i, j, k, l;
double m2[4][4];
if(expNumber == 0){
for (i = 0; i < lines; i++){
for (j = 0; j < columns; j++){
if(i == j){
result[i][j] = 1.0;
} else {
result[i][j] = 0.0;
}
}
}
return;
}
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) result[i][j] = m1[i][j];
if(expNumber == 1){
return;
}
for(l = 1; l < expNumber; l++){
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) m2[i][j] = result[i][j];
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) result[i][j] = 0;
for (i=0;i<lines; i++) {
for (j=0; j<columns; j++) {
for (k=0; k<columns; k++) {
result[i][j] = result[i][j] + (m2[i][k] * m1[k][j]);
}
}
}
}
}
void fxp_add_matrix( unsigned int lines, unsigned int columns, fxp_t m1[4][4], fxp_t m2[4][4], fxp_t result[4][4]){
unsigned int i, j;
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) {
result[i][j] = fxp_add(m1[i][j] , m2[i][j]);
}
}
void fxp_sub_matrix( unsigned int lines, unsigned int columns, fxp_t m1[4][4], fxp_t m2[4][4], fxp_t result[4][4]){
unsigned int i, j;
for (i = 0; i < lines; i++)
for (j = 0; j < columns; j++) result[i][j] = fxp_sub(m1[i][j] , m2[i][j]);
}
void print_matrix(double matrix[4][4], unsigned int lines, unsigned int columns){
printf("\nMatrix\n=====================\n\n");
unsigned int i, j;
for (i=0; i<lines; i++) {
for (j=0; j<columns; j++) {
printf("#matrix[%d][%d]: %2.2f ", i,j,matrix[i][j]);
}
printf("\n");
}
printf("\n");
}
double determinant(double a[4][4],int n)
{
int i,j,j1,j2;
double det = 0;
double m[4][4];
if (n < 1) {
} else if (n == 1) {
det = a[0][0];
} else if (n == 2) {
det = a[0][0] * a[1][1] - a[1][0] * a[0][1];
} else {
det = 0;
for (j1=0;j1<n;j1++) {
for (i=0;i<n-1;i++)
for (i=1;i<n;i++) {
j2 = 0;
for (j=0;j<n;j++) {
if (j == j1)
continue;
m[i-1][j2] = a[i][j];
j2++;
}
}
det += internal_pow(-1.0,1.0+j1+1.0) * a[0][j1] * determinant(m,n-1);
}
}
return(det);
}
double fxp_determinant(fxp_t a_fxp[4][4],int n)
{
int i,j,j1,j2;
double a[4][4];
for(i=0; i<n;i++){
for(j=0; j<n;j++){
a[i][j]= fxp_to_double(a_fxp[i][j]);
}
}
double det = 0;
double m[4][4];
if (n < 1) {
} else if (n == 1) {
det = a[0][0];
} else if (n == 2) {
det = a[0][0] * a[1][1] - a[1][0] * a[0][1];
} else {
det = 0;
for (j1=0;j1<n;j1++) {
for (i=0;i<n-1;i++)
for (i=1;i<n;i++) {
j2 = 0;
for (j=0;j<n;j++) {
if (j == j1)
continue;
m[i-1][j2] = a[i][j];
j2++;
}
}
det += internal_pow(-1.0,1.0+j1+1.0) * a[0][j1] * determinant(m,n-1);
}
}
return(det);
}
void transpose(double a[4][4], double b[4][4],int n, int m)
{
int i,j;
for (i=0;i<n;i++) {
for (j=0;j<m;j++) {
b[j][i] = a[i][j];
}
}
}
void fxp_transpose(fxp_t a[4][4], fxp_t b[4][4],int n, int m)
{
int i,j;
for (i=0;i<n;i++) {
for (j=0;j<m;j++) {
b[j][i] = a[i][j];
}
}
}
# 24 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 1
# 19 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
extern int generic_timer;
extern hardware hw;
double generic_timing_shift_l_double(double zIn, double z[], int N) {
generic_timer += ((2 * hw.assembly.push) + (3 * hw.assembly.in) + (3 * hw.assembly.out) + (1 * hw.assembly.sbiw) + (1 * hw.assembly.cli) + (8 * hw.assembly.std));
int i;
double zOut;
zOut = z[0];
generic_timer += ((5 * hw.assembly.ldd) + (2 * hw.assembly.mov) + (4 * hw.assembly.std) + (1 * hw.assembly.ld));
generic_timer += ((2 * hw.assembly.std) + (1 * hw.assembly.rjmp));
for (i = 0; i < N - 1; i++) {
generic_timer += ((17 * hw.assembly.ldd) + (4 * hw.assembly.lsl) + (4 * hw.assembly.rol) + (2 * hw.assembly.add) + (2 * hw.assembly.adc) + (6 * hw.assembly.mov) + (2 * hw.assembly.adiw) + (5 * hw.assembly.std) + (1 * hw.assembly.ld) + (1 * hw.assembly.st) + (1 * hw.assembly.subi) + (1 * hw.assembly.sbc)+ (1 * hw.assembly.cp) + (1 * hw.assembly.cpc) + (1 * hw.assembly.brlt));
z[i] = z[i + 1];
}
z[N - 1] = zIn;
generic_timer += ((12 * hw.assembly.ldd) + (6 * hw.assembly.mov) + (3 * hw.assembly.std) + (2 * hw.assembly.lsl) + (2 * hw.assembly.rol) + (1 * hw.assembly.adc) + (1 * hw.assembly.add) + (1 * hw.assembly.subi) + (1 * hw.assembly.sbci) + (1 * hw.assembly.st) + (1 * hw.assembly.adiw) + (1 * hw.assembly.in)+ (1 * hw.assembly.cli));
generic_timer += ((3 * hw.assembly.out) + (2 * hw.assembly.pop) + (1 * hw.assembly.ret));
return (zOut);
}
double generic_timing_shift_r_double(double zIn, double z[], int N) {
generic_timer += ((2 * hw.assembly.push) + (3 * hw.assembly.in) + (3 * hw.assembly.out) + (1 * hw.assembly.sbiw) + (1 * hw.assembly.cli) + (8 * hw.assembly.std));
int i;
double zOut;
zOut = z[N - 1];
generic_timer += ((7 * hw.assembly.ldd) + (2 * hw.assembly.rol) + (2 * hw.assembly.lsl) + (2 * hw.assembly.mov) + (4 * hw.assembly.std) + (1 * hw.assembly.add) + (1 * hw.assembly.adc) + (1 * hw.assembly.ld) + (1 * hw.assembly.subi) + (1 * hw.assembly.sbci));
generic_timer += ((2 * hw.assembly.ldd) + (2 * hw.assembly.std) + (1 * hw.assembly.sbiw) + (1 * hw.assembly.rjmp));
for (i = N - 1; i > 0; i--) {
z[i] = z[i - 1];
generic_timer += ((15 * hw.assembly.ldd) + (4 * hw.assembly.lsl) + (4 * hw.assembly.rol) + (2 * hw.assembly.add) + (2 * hw.assembly.adc) + (4 * hw.assembly.mov) + (5 * hw.assembly.std) + (1 * hw.assembly.subi) + (1 * hw.assembly.sbci) + (1 * hw.assembly.ld) + (1 * hw.assembly.st) + (1 * hw.assembly.sbiw) + (1 * hw.assembly.cp) + (1 * hw.assembly.cpc) + (1 * hw.assembly.brlt));
}
z[0] = zIn;
generic_timer += ((10 * hw.assembly.ldd) + (5 * hw.assembly.mov) + (3 * hw.assembly.std) + (3 * hw.assembly.out) + (2 * hw.assembly.pop) + (1 * hw.assembly.ret) + (1 * hw.assembly.ret) + (1 * hw.assembly.cli) + (1 * hw.assembly.in) + (1 * hw.assembly.st) + (1 * hw.assembly.adiw));
return zOut;
}
fxp_t shiftL(fxp_t zIn, fxp_t z[], int N) {
int i;
fxp_t zOut;
zOut = z[0];
for (i = 0; i < N - 1; i++) {
z[i] = z[i + 1];
}
z[N - 1] = zIn;
return (zOut);
}
fxp_t shiftR(fxp_t zIn, fxp_t z[], int N) {
int i;
fxp_t zOut;
zOut = z[N - 1];
for (i = N - 1; i > 0; i--) {
z[i] = z[i - 1];
}
z[0] = zIn;
return zOut;
}
float shiftLfloat(float zIn, float z[], int N) {
int i;
float zOut;
zOut = z[0];
for (i = 0; i < N - 1; i++) {
z[i] = z[i + 1];
}
z[N - 1] = zIn;
return (zOut);
}
float shiftRfloat(float zIn, float z[], int N) {
int i;
float zOut;
zOut = z[N - 1];
for (i = N - 1; i > 0; i--) {
z[i] = z[i - 1];
}
z[0] = zIn;
return zOut;
}
double shiftRDdouble(double zIn, double z[], int N) {
int i;
double zOut;
zOut = z[0];
for (i = 0; i < N - 1; i++) {
z[i] = z[i + 1];
}
z[N - 1] = zIn;
return (zOut);
}
double shiftRdouble(double zIn, double z[], int N) {
int i;
double zOut;
zOut = z[N - 1];
for (i = N - 1; i > 0; i--) {
z[i] = z[i - 1];
}
z[0] = zIn;
return zOut;
}
double shiftLDouble(double zIn, double z[], int N) {
int i;
double zOut;
zOut = z[0];
for (i = 0; i < N - 1; i++) {
z[i] = z[i + 1];
}
z[N - 1] = zIn;
return (zOut);
}
void shiftLboth(float zfIn, float zf[], fxp_t zIn, fxp_t z[], int N) {
int i;
fxp_t zOut;
float zfOut;
zOut = z[0];
zfOut = zf[0];
for (i = 0; i < N - 1; i++) {
z[i] = z[i + 1];
zf[i] = zf[i + 1];
}
z[N - 1] = zIn;
zf[N - 1] = zfIn;
}
void shiftRboth(float zfIn, float zf[], fxp_t zIn, fxp_t z[], int N) {
int i;
fxp_t zOut;
float zfOut;
zOut = z[N - 1];
zfOut = zf[N - 1];
for (i = N - 1; i > 0; i--) {
z[i] = z[i - 1];
zf[i] = zf[i - 1];
}
z[0] = zIn;
zf[0] = zfIn;
}
int order(int Na, int Nb) {
return Na > Nb ? Na - 1 : Nb - 1;
}
void fxp_check_limit_cycle(fxp_t y[], int y_size){
fxp_t reference = y[y_size - 1];
int idx = 0;
int window_size = 1;
for(idx = (y_size-2); idx >= 0; idx--){
if (y[idx] != reference){
window_size++;
}else{
break;
}
}
__DSVERIFIER_assume(window_size != y_size && window_size != 1);
printf("window_size %d\n", window_size);
int desired_elements = 2 * window_size;
int found_elements = 0;
for(idx = (y_size-1); idx >= 0; idx--){
if (idx > (y_size-window_size-1)){
printf("%.0f == %.0f\n", y[idx], y[idx-window_size]);
int cmp_idx = idx - window_size;
if ((cmp_idx > 0) && (y[idx] == y[idx-window_size])){
found_elements = found_elements + 2;
}else{
break;
}
}
}
__DSVERIFIER_assume(found_elements > 0);
printf("desired_elements %d\n", desired_elements);
printf("found_elements %d\n", found_elements);
__DSVERIFIER_assume(found_elements == desired_elements);
__DSVERIFIER_assert(0);
}
void fxp_check_persistent_limit_cycle(fxp_t * y, int y_size){
int idy = 0;
int count_same = 0;
int window_size = 0;
fxp_t reference = y[0];
for(idy = 0; idy < y_size; idy++){
if (y[idy] != reference){
window_size++;
} else if (window_size != 0){
break;
} else {
count_same++;
}
}
window_size += count_same;
__DSVERIFIER_assume(window_size > 1 && window_size <= y_size/2);
fxp_t lco_elements[window_size];
for(idy = 0; idy < y_size; idy++){
if (idy < window_size){
lco_elements[idy] = y[idy];
}
}
idy = 0;
int lco_idy = 0;
_Bool is_persistent = 0;
while (idy < y_size){
if(y[idy++] == lco_elements[lco_idy++]){
is_persistent = 1;
}else{
is_persistent = 0;
break;
}
if (lco_idy == window_size){
lco_idy = 0;
}
}
__DSVERIFIER_assert(is_persistent == 0);
}
void fxp_check_oscillations(fxp_t y[] , int y_size){
__DSVERIFIER_assume((y[0] != y[y_size - 1]) && (y[y_size - 1] != y[y_size - 2]));
int window_timer = 0;
int window_count = 0;
int i, j;
for (i = 2; i < y_size; i++){
int window_size = i;
for(j=0; j<y_size; j++){
if (window_timer > window_size){
window_timer = 0;
window_count = 0;
}
int window_index = j + window_size;
if (window_index < y_size){
if (y[j] == y[window_index]){
window_count++;
__DSVERIFIER_assert(!(window_count == window_size));
}
}else{
break;
}
window_timer++;
}
}
}
int fxp_ln(int x) {
int t, y;
y = 0xa65af;
if (x < 0x00008000)
x <<= 16, y -= 0xb1721;
if (x < 0x00800000)
x <<= 8, y -= 0x58b91;
if (x < 0x08000000)
x <<= 4, y -= 0x2c5c8;
if (x < 0x20000000)
x <<= 2, y -= 0x162e4;
if (x < 0x40000000)
x <<= 1, y -= 0x0b172;
t = x + (x >> 1);
if ((t & 0x80000000) == 0)
x = t, y -= 0x067cd;
t = x + (x >> 2);
if ((t & 0x80000000) == 0)
x = t, y -= 0x03920;
t = x + (x >> 3);
if ((t & 0x80000000) == 0)
x = t, y -= 0x01e27;
t = x + (x >> 4);
if ((t & 0x80000000) == 0)
x = t, y -= 0x00f85;
t = x + (x >> 5);
if ((t & 0x80000000) == 0)
x = t, y -= 0x007e1;
t = x + (x >> 6);
if ((t & 0x80000000) == 0)
x = t, y -= 0x003f8;
t = x + (x >> 7);
if ((t & 0x80000000) == 0)
x = t, y -= 0x001fe;
x = 0x80000000 - x;
y -= x >> 15;
return y;
}
double fxp_log10_low(double x) {
int xint = (int) (x * 65536.0 + 0.5);
int lnum = fxp_ln(xint);
int lden = fxp_ln(655360);
return ((double) lnum / (double) lden);
}
double fxp_log10(double x) {
if (x > 32767.0) {
if (x > 1073676289.0) {
x = x / 1073676289.0;
return fxp_log10_low(x) + 9.030873362;
}
x = x / 32767.0;
return fxp_log10_low(x) + 4.515436681;
}
return fxp_log10_low(x);
}
float snrVariance(float s[], float n[], int blksz) {
int i;
double sm = 0, nm = 0, sv = 0, nv = 0, snr;
for (i = 0; i < blksz; i++) {
sm += s[i];
nm += n[i];
}
sm /= blksz;
nm /= blksz;
for (i = 0; i < blksz; i++) {
sv += (s[i] - sm) * (s[i] - sm);
nv += (n[i] - nm) * (n[i] - nm);
}
if (nv != 0.0f) {
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
((void) sizeof ((
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
sv >= nv
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
sv >= nv
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ; else __assert_fail (
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
"sv >= nv"
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h", 373, __extension__ __PRETTY_FUNCTION__); }))
# 373 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
;
snr = sv / nv;
return snr;
} else {
return 9999.9f;
}
}
float snrPower(float s[], float n[], int blksz) {
int i;
double sv = 0, nv = 0, snr;
for (i = 0; i < blksz; i++) {
sv += s[i] * s[i];
nv += n[i] * n[i];
}
if (nv != 0.0f) {
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
((void) sizeof ((
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
sv >= nv
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
sv >= nv
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ; else __assert_fail (
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
"sv >= nv"
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h", 394, __extension__ __PRETTY_FUNCTION__); }))
# 394 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
;
snr = sv / nv;
return snr;
} else {
return 9999.9f;
}
}
float snrPoint(float s[], float n[], int blksz) {
int i;
double ratio = 0, power = 0;
for (i = 0; i < blksz; i++) {
if(n[i] == 0) continue;
ratio = s[i] / n[i];
if(ratio > 150.0f || ratio < -150.0f) continue;
power = ratio * ratio;
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
((void) sizeof ((
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
power >= 1.0f
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
power >= 1.0f
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ; else __assert_fail (
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
"power >= 1.0f"
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h", 412, __extension__ __PRETTY_FUNCTION__); }))
# 412 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
;
}
return 9999.9f;
}
unsigned long next = 1;
int rand(void)
{
next = next*1103515245 + 12345;
return (unsigned int)(next/65536) % 32768;
}
void srand(unsigned int seed)
{
next = seed;
}
float iirIIOutTime(float w[], float x, float a[], float b[], int Na, int Nb) {
int timer1 = 0;
float *a_ptr, *b_ptr, *w_ptr;
float sum = 0;
a_ptr = &a[1];
b_ptr = &b[0];
w_ptr = &w[1];
int k, j;
timer1 += 71;
for (j = 1; j < Na; j++) {
w[0] -= *a_ptr++ * *w_ptr++;
timer1 += 54;
}
w[0] += x;
w_ptr = &w[0];
for (k = 0; k < Nb; k++) {
sum += *b_ptr++ * *w_ptr++;
timer1 += 46;
}
timer1 += 38;
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
((void) sizeof ((
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
(double)timer1*1 / 16000000 <= (double)1 / 100
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
(double)timer1*1 / 16000000 <= (double)1 / 100
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ; else __assert_fail (
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
"(double)timer1*CYCLE <= (double)DEADLINE"
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h", 450, __extension__ __PRETTY_FUNCTION__); }))
# 450 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
;
return sum;
}
float iirIItOutTime(float w[], float x, float a[], float b[], int Na, int Nb) {
int timer1 = 0;
float *a_ptr, *b_ptr;
float yout = 0;
a_ptr = &a[1];
b_ptr = &b[0];
int Nw = Na > Nb ? Na : Nb;
yout = (*b_ptr++ * x) + w[0];
int j;
timer1 += 105;
for (j = 0; j < Nw - 1; j++) {
w[j] = w[j + 1];
if (j < Na - 1) {
w[j] -= *a_ptr++ * yout;
timer1 += 41;
}
if (j < Nb - 1) {
w[j] += *b_ptr++ * x;
timer1 += 38;
}
timer1 += 54;
}
timer1 += 7;
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
((void) sizeof ((
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
(double)timer1*1 / 16000000 <= (double)1 / 100
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
(double)timer1*1 / 16000000 <= (double)1 / 100
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ; else __assert_fail (
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
"(double)timer1*CYCLE <= (double)DEADLINE"
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h", 477, __extension__ __PRETTY_FUNCTION__); }))
# 477 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
;
return yout;
}
double iirIItOutTime_double(double w[], double x, double a[], double b[], int Na, int Nb) {
int timer1 = 0;
double *a_ptr, *b_ptr;
double yout = 0;
a_ptr = &a[1];
b_ptr = &b[0];
int Nw = Na > Nb ? Na : Nb;
yout = (*b_ptr++ * x) + w[0];
int j;
timer1 += 105;
for (j = 0; j < Nw - 1; j++) {
w[j] = w[j + 1];
if (j < Na - 1) {
w[j] -= *a_ptr++ * yout;
timer1 += 41;
}
if (j < Nb - 1) {
w[j] += *b_ptr++ * x;
timer1 += 38;
}
timer1 += 54;
}
timer1 += 7;
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
((void) sizeof ((
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
(double)timer1*1 / 16000000 <= (double)1 / 100
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
(double)timer1*1 / 16000000 <= (double)1 / 100
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
) ; else __assert_fail (
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
"(double)timer1*CYCLE <= (double)DEADLINE"
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h", 504, __extension__ __PRETTY_FUNCTION__); }))
# 504 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/functions.h"
;
return yout;
}
void iirOutBoth(float yf[], float xf[], float af[], float bf[], float *sumf_ref,
fxp_t y[], fxp_t x[], fxp_t a[], fxp_t b[], fxp_t *sum_ref, int Na, int Nb) {
fxp_t *a_ptr, *y_ptr, *b_ptr, *x_ptr;
float *af_ptr, *yf_ptr, *bf_ptr, *xf_ptr;
fxp_t sum = 0;
float sumf = 0;
a_ptr = &a[1];
y_ptr = &y[Na - 1];
b_ptr = &b[0];
x_ptr = &x[Nb - 1];
af_ptr = &af[1];
yf_ptr = &yf[Na - 1];
bf_ptr = &bf[0];
xf_ptr = &xf[Nb - 1];
int i, j;
for (i = 0; i < Nb; i++) {
sum = fxp_add(sum, fxp_mult(*b_ptr++, *x_ptr--));
sumf += *bf_ptr++ * *xf_ptr--;
}
for (j = 1; j < Na; j++) {
sum = fxp_sub(sum, fxp_mult(*a_ptr++, *y_ptr--));
sumf -= *af_ptr++ * *yf_ptr--;
}
*sum_ref = sum;
*sumf_ref = sumf;
}
fxp_t iirOutFixedL(fxp_t y[], fxp_t x[], fxp_t xin, fxp_t a[], fxp_t b[], int Na, int Nb) {
fxp_t *a_ptr, *y_ptr, *b_ptr, *x_ptr;
fxp_t sum = 0;
a_ptr = &a[Na - 1];
y_ptr = &y[1];
b_ptr = &b[Nb - 1];
x_ptr = &x[0];
int i, j;
for (i = 0; i < Nb - 1; i++) {
x[i] = x[i+1];
sum = fxp_add(sum, fxp_mult(*b_ptr--, *x_ptr++));
}
x[Nb - 1] = xin;
sum = fxp_add(sum, fxp_mult(*b_ptr--, *x_ptr++));
for (j = 1; j < Na - 1; j++) {
sum = fxp_sub(sum, fxp_mult(*a_ptr--, *y_ptr++));
y[j] = y[j+1];
}
if(Na>1) sum = fxp_sub(sum, fxp_mult(*a_ptr--, *y_ptr++));
y[Na - 1] = sum;
return sum;
}
float iirOutFloatL(float y[], float x[], float xin, float a[], float b[], int Na, int Nb) {
float *a_ptr, *y_ptr, *b_ptr, *x_ptr;
float sum = 0;
a_ptr = &a[Na - 1];
y_ptr = &y[1];
b_ptr = &b[Nb - 1];
x_ptr = &x[0];
int i, j;
for (i = 0; i < Nb - 1; i++) {
x[i] = x[i+1];
sum += *b_ptr-- * *x_ptr++;
}
x[Nb - 1] = xin;
sum += *b_ptr-- * *x_ptr++;
for (j = 1; j < Na - 1; j++) {
sum -= *a_ptr-- * *y_ptr++;
y[j] = y[j+1];
}
if(Na>1) sum -= *a_ptr-- * *y_ptr++;
y[Na - 1] = sum;
return sum;
}
float iirOutBothL(float yf[], float xf[], float af[], float bf[], float xfin,
fxp_t y[], fxp_t x[], fxp_t a[], fxp_t b[], fxp_t xin, int Na, int Nb) {
fxp_t *a_ptr, *y_ptr, *b_ptr, *x_ptr;
fxp_t sum = 0;
a_ptr = &a[Na - 1];
y_ptr = &y[1];
b_ptr = &b[Nb - 1];
x_ptr = &x[0];
float *af_ptr, *yf_ptr, *bf_ptr, *xf_ptr;
float sumf = 0;
af_ptr = &af[Na - 1];
yf_ptr = &yf[1];
bf_ptr = &bf[Nb - 1];
xf_ptr = &xf[0];
int i, j;
for (i = 0; i < Nb - 1; i++) {
x[i] = x[i+1];
sum = fxp_add(sum, fxp_mult(*b_ptr--, *x_ptr++));
xf[i] = xf[i+1];
sumf += *bf_ptr-- * *xf_ptr++;
}
x[Nb - 1] = xin;
sum = fxp_add(sum, fxp_mult(*b_ptr--, *x_ptr++));
xf[Nb - 1] = xfin;
sumf += *bf_ptr-- * *xf_ptr++;
for (j = 1; j < Na - 1; j++) {
sum = fxp_sub(sum, fxp_mult(*a_ptr--, *y_ptr++));
y[j] = y[j+1];
sumf -= *af_ptr-- * *yf_ptr++;
yf[j] = yf[j+1];
}
if(Na>1) sum = fxp_sub(sum, fxp_mult(*a_ptr--, *y_ptr++));
y[Na - 1] = sum;
if(Na>1) sumf -= *af_ptr-- * *yf_ptr++;
yf[Na - 1] = sumf;
return fxp_to_float(sum) - sumf;
}
float iirOutBothL2(float yf[], float xf[], float af[], float bf[], float xfin,
fxp_t y[], fxp_t x[], fxp_t a[], fxp_t b[], fxp_t xin, int Na, int Nb) {
fxp_t *a_ptr, *y_ptr, *b_ptr, *x_ptr;
fxp_t sum = 0;
a_ptr = &a[Na - 1];
y_ptr = &y[1];
b_ptr = &b[Nb - 1];
x_ptr = &x[0];
float *af_ptr, *yf_ptr, *bf_ptr, *xf_ptr;
float sumf = 0;
af_ptr = &af[Na - 1];
yf_ptr = &yf[1];
bf_ptr = &bf[Nb - 1];
xf_ptr = &xf[0];
int i=0, j=1;
for (i = 0; i < Nb - 1; i++) {
x[i] = x[i+1];
sum = fxp_add(sum, fxp_mult(b[Nb - 1 - i], x[i]));
xf[i] = xf[i+1];
sumf += bf[Nb - 1 - i] * xf[i];
}
x[Nb - 1] = xin;
sum = fxp_add(sum, fxp_mult(b[Nb - 1 - i], x[i]));
xf[Nb - 1] = xfin;
sumf += bf[Nb - 1 - i] * xf[i];
for (j = 1; j < Na - 1; j++) {
sum = fxp_sub(sum, fxp_mult(a[Na - j], y[j]));
y[j] = y[j+1];
sumf -= af[Na - j] * yf[j];
yf[j] = yf[j+1];
}
if(Na>1) sum = fxp_sub(sum, fxp_mult(a[Na - j], y[j]));
y[Na - 1] = sum;
if(Na>1) sumf -= af[Na - j] * yf[j];
yf[Na - 1] = sumf;
return fxp_to_float(sum) - sumf;
}
# 25 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 1
# 19 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
extern digital_system ds;
extern hardware hw;
extern int generic_timer;
fxp_t fxp_direct_form_1(fxp_t y[], fxp_t x[], fxp_t a[], fxp_t b[], int Na, int Nb) {
fxp_t *a_ptr, *y_ptr, *b_ptr, *x_ptr;
fxp_t sum = 0;
a_ptr = &a[1];
y_ptr = &y[Na - 1];
b_ptr = &b[0];
x_ptr = &x[Nb - 1];
int i, j;
for (i = 0; i < Nb; i++) {
sum = fxp_add(sum, fxp_mult(*b_ptr++, *x_ptr--));
}
for (j = 1; j < Na; j++) {
sum = fxp_sub(sum, fxp_mult(*a_ptr++, *y_ptr--));
}
fxp_verify_overflow_node(sum, "An Overflow Occurred in the node a0");
sum = fxp_div(sum,a[0]);
return fxp_quantize(sum);
}
fxp_t fxp_direct_form_2(fxp_t w[], fxp_t x, fxp_t a[], fxp_t b[], int Na, int Nb) {
fxp_t *a_ptr, *b_ptr, *w_ptr;
fxp_t sum = 0;
a_ptr = &a[1];
b_ptr = &b[0];
w_ptr = &w[1];
int k, j;
for (j = 1; j < Na; j++) {
w[0] = fxp_sub(w[0], fxp_mult(*a_ptr++, *w_ptr++));
}
w[0] = fxp_add(w[0], x);
w[0] = fxp_div(w[0], a[0]);
fxp_verify_overflow_node(w[0], "An Overflow Occurred in the node b0");
w_ptr = &w[0];
for (k = 0; k < Nb; k++) {
sum = fxp_add(sum, fxp_mult(*b_ptr++, *w_ptr++));
}
return fxp_quantize(sum);
}
fxp_t fxp_transposed_direct_form_2(fxp_t w[], fxp_t x, fxp_t a[], fxp_t b[], int Na, int Nb) {
fxp_t *a_ptr, *b_ptr;
fxp_t yout = 0;
a_ptr = &a[1];
b_ptr = &b[0];
int Nw = Na > Nb ? Na : Nb;
yout = fxp_add(fxp_mult(*b_ptr++, x), w[0]);
yout = fxp_div(yout, a[0]);
int j;
for (j = 0; j < Nw - 1; j++) {
w[j] = w[j + 1];
if (j < Na - 1) {
w[j] = fxp_sub(w[j], fxp_mult(*a_ptr++, yout));
}
if (j < Nb - 1) {
w[j] = fxp_add(w[j], fxp_mult(*b_ptr++, x));
}
}
fxp_verify_overflow_node(w[j], "An Overflow Occurred in the node a0");
return fxp_quantize(yout);
}
double double_direct_form_1(double y[], double x[], double a[], double b[], int Na, int Nb) {
double *a_ptr, *y_ptr, *b_ptr, *x_ptr;
double sum = 0;
a_ptr = &a[1];
y_ptr = &y[Na - 1];
b_ptr = &b[0];
x_ptr = &x[Nb - 1];
int i, j;
for (i = 0; i < Nb; i++) {
sum += *b_ptr++ * *x_ptr--;
}
for (j = 1; j < Na; j++) {
sum -= *a_ptr++ * *y_ptr--;
}
sum = (sum / a[0]);
return sum;
}
double double_direct_form_2(double w[], double x, double a[], double b[], int Na, int Nb) {
double *a_ptr, *b_ptr, *w_ptr;
double sum = 0;
a_ptr = &a[1];
b_ptr = &b[0];
w_ptr = &w[1];
int k, j;
for (j = 1; j < Na; j++) {
w[0] -= *a_ptr++ * *w_ptr++;
}
w[0] += x;
w[0] = w[0] / a[0];
w_ptr = &w[0];
for (k = 0; k < Nb; k++) {
sum += *b_ptr++ * *w_ptr++;
}
return sum;
}
double double_transposed_direct_form_2(double w[], double x, double a[], double b[], int Na, int Nb) {
double *a_ptr, *b_ptr;
double yout = 0;
a_ptr = &a[1];
b_ptr = &b[0];
int Nw = Na > Nb ? Na : Nb;
yout = (*b_ptr++ * x) + w[0];
yout = yout / a[0];
int j;
for (j = 0; j < Nw - 1; j++) {
w[j] = w[j + 1];
if (j < Na - 1) {
w[j] -= *a_ptr++ * yout;
}
if (j < Nb - 1) {
w[j] += *b_ptr++ * x;
}
}
return yout;
}
float float_direct_form_1(float y[], float x[], float a[], float b[], int Na, int Nb) {
float *a_ptr, *y_ptr, *b_ptr, *x_ptr;
float sum = 0;
a_ptr = &a[1];
y_ptr = &y[Na - 1];
b_ptr = &b[0];
x_ptr = &x[Nb - 1];
int i, j;
for (i = 0; i < Nb; i++) {
sum += *b_ptr++ * *x_ptr--;
}
for (j = 1; j < Na; j++) {
sum -= *a_ptr++ * *y_ptr--;
}
sum = (sum / a[0]);
return sum;
}
float float_direct_form_2(float w[], float x, float a[], float b[], int Na, int Nb) {
float *a_ptr, *b_ptr, *w_ptr;
float sum = 0;
a_ptr = &a[1];
b_ptr = &b[0];
w_ptr = &w[1];
int k, j;
for (j = 1; j < Na; j++) {
w[0] -= *a_ptr++ * *w_ptr++;
}
w[0] += x;
w[0] = w[0] / a[0];
w_ptr = &w[0];
for (k = 0; k < Nb; k++) {
sum += *b_ptr++ * *w_ptr++;
}
return sum;
}
float float_transposed_direct_form_2(float w[], float x, float a[], float b[], int Na, int Nb) {
float *a_ptr, *b_ptr;
float yout = 0;
a_ptr = &a[1];
b_ptr = &b[0];
int Nw = Na > Nb ? Na : Nb;
yout = (*b_ptr++ * x) + w[0];
yout = yout / a[0];
int j;
for (j = 0; j < Nw - 1; j++) {
w[j] = w[j + 1];
if (j < Na - 1) {
w[j] -= *a_ptr++ * yout;
}
if (j < Nb - 1) {
w[j] += *b_ptr++ * x;
}
}
return yout;
}
double double_direct_form_1_MSP430(double y[], double x[], double a[], double b[], int Na, int Nb){
int timer1 = 0;
double *a_ptr, *y_ptr, *b_ptr, *x_ptr;
double sum = 0;
a_ptr = &a[1];
y_ptr = &y[Na-1];
b_ptr = &b[0];
x_ptr = &x[Nb-1];
int i, j;
timer1 += 91;
for (i = 0; i < Nb; i++){
sum += *b_ptr++ * *x_ptr--;
timer1 += 47;
}
for (j = 1; j < Na; j++){
sum -= *a_ptr++ * *y_ptr--;
timer1 += 57;
}
timer1 += 3;
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
((void) sizeof ((
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
(double) timer1 * hw.cycle <= ds.sample_time
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
(double) timer1 * hw.cycle <= ds.sample_time
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
) ; else __assert_fail (
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
"(double) timer1 * hw.cycle <= ds.sample_time"
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h", 235, __extension__ __PRETTY_FUNCTION__); }))
# 235 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
;
return sum;
}
double double_direct_form_2_MSP430(double w[], double x, double a[], double b[], int Na, int Nb) {
int timer1 = 0;
double *a_ptr, *b_ptr, *w_ptr;
double sum = 0;
a_ptr = &a[1];
b_ptr = &b[0];
w_ptr = &w[1];
int k, j;
timer1 += 71;
for (j = 1; j < Na; j++) {
w[0] -= *a_ptr++ * *w_ptr++;
timer1 += 54;
}
w[0] += x;
w[0] = w[0] / a[0];
w_ptr = &w[0];
for (k = 0; k < Nb; k++) {
sum += *b_ptr++ * *w_ptr++;
timer1 += 46;
}
timer1 += 38;
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
((void) sizeof ((
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
(double) timer1 * hw.cycle <= ds.sample_time
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
(double) timer1 * hw.cycle <= ds.sample_time
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
) ; else __assert_fail (
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
"(double) timer1 * hw.cycle <= ds.sample_time"
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h", 262, __extension__ __PRETTY_FUNCTION__); }))
# 262 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
;
return sum;
}
double double_transposed_direct_form_2_MSP430(double w[], double x, double a[], double b[], int Na, int Nb) {
int timer1 = 0;
double *a_ptr, *b_ptr;
double yout = 0;
a_ptr = &a[1];
b_ptr = &b[0];
int Nw = Na > Nb ? Na : Nb;
yout = (*b_ptr++ * x) + w[0];
int j;
timer1 += 105;
for (j = 0; j < Nw - 1; j++) {
w[j] = w[j + 1];
if (j < Na - 1) {
w[j] -= *a_ptr++ * yout;
timer1 += 41;
}
if (j < Nb - 1) {
w[j] += *b_ptr++ * x;
timer1 += 38;
}
timer1 += 54;
}
timer1 += 7;
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
((void) sizeof ((
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
(double) timer1 * hw.cycle <= ds.sample_time
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
(double) timer1 * hw.cycle <= ds.sample_time
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
) ; else __assert_fail (
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
"(double) timer1 * hw.cycle <= ds.sample_time"
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h", 291, __extension__ __PRETTY_FUNCTION__); }))
# 291 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/realizations.h"
;
return yout;
}
double generic_timing_double_direct_form_1(double y[], double x[], double a[], double b[], int Na, int Nb){
generic_timer += ((6 * hw.assembly.push) + (3 * hw.assembly.in) + (1 * hw.assembly.sbiw) + (1 * hw.assembly.cli) + (3 * hw.assembly.out) + (12 * hw.assembly.std));
double *a_ptr, *y_ptr, *b_ptr, *x_ptr;
double sum = 0;
a_ptr = &a[1];
y_ptr = &y[Na-1];
b_ptr = &b[0];
x_ptr = &x[Nb-1];
generic_timer += ((12 * hw.assembly.std) + (12 * hw.assembly.ldd) + (2 * hw.assembly.subi) + (2 * hw.assembly.sbci) + (4 * hw.assembly.lsl) + (4 * hw.assembly.rol) + (2 * hw.assembly.add) + (2 * hw.assembly.adc) + (1 * hw.assembly.adiw));
int i, j;
generic_timer += ((2 * hw.assembly.std) + (1 * hw.assembly.rjmp));
for (i = 0; i < Nb; i++){
generic_timer += ((20 * hw.assembly.ldd) + (24 * hw.assembly.mov) + (2 * hw.assembly.subi) + (1 * hw.assembly.sbci) + (1 * hw.assembly.sbc) + (10 * hw.assembly.std) + (2 * hw.assembly.ld) + (2 * hw.assembly.rcall) + (1 * hw.assembly.adiw) + (1 * hw.assembly.cp) + (1 * hw.assembly.cpc) + (1 * hw.assembly.adiw) + (1 * hw.assembly.brge) + (1 * hw.assembly.rjmp));
sum += *b_ptr++ * *x_ptr--;
}
generic_timer += ((2 * hw.assembly.ldi) + (2 * hw.assembly.std) + (1 * hw.assembly.rjmp));
for (j = 1; j < Na; j++){
generic_timer += ((22 * hw.assembly.ldd) + (24 * hw.assembly.mov) + (2 * hw.assembly.subi) + (8 * hw.assembly.std) + (1 * hw.assembly.sbci) + (2 * hw.assembly.ld) + (2 * hw.assembly.rcall) + (1 * hw.assembly.sbc) + (1 * hw.assembly.adiw) + (1 * hw.assembly.cp) + (1 * hw.assembly.cpc) + (1 * hw.assembly.adiw) + (1 * hw.assembly.brge) + (1 * hw.assembly.rjmp));
sum -= *a_ptr++ * *y_ptr--;
}
generic_timer += ((4 * hw.assembly.ldd) + (4 * hw.assembly.mov) + (1 * hw.assembly.adiw) + (1 * hw.assembly.in) + (1 * hw.assembly.cli) + (3 * hw.assembly.out) + (6 * hw.assembly.pop) + (1 * hw.assembly.ret));
return sum;
}
double generic_timing_double_direct_form_2(double w[], double x, double a[], double b[], int Na, int Nb) {
generic_timer += ((8 * hw.assembly.push) + (14 * hw.assembly.std) + (3 * hw.assembly.out) + (3 * hw.assembly.in) + (1 * hw.assembly.sbiw) + (1 * hw.assembly.cli));
double *a_ptr, *b_ptr, *w_ptr;
double sum = 0;
a_ptr = &a[1];
b_ptr = &b[0];
w_ptr = &w[1];
int k, j;
generic_timer += ((10 * hw.assembly.std) + (6 * hw.assembly.ldd) + (2 * hw.assembly.adiw));
generic_timer += ((2 * hw.assembly.ldi) + (2 * hw.assembly.std) + (1 * hw.assembly.rjmp));
for (j = 1; j < Na; j++) {
w[0] -= *a_ptr++ * *w_ptr++;
generic_timer += ((23 * hw.assembly.ldd) + (32 * hw.assembly.mov) + (9 * hw.assembly.std) + (2 * hw.assembly.subi) + (3 * hw.assembly.ld) + (2 * hw.assembly.rcall) + (2 * hw.assembly.sbci) + (1 * hw.assembly.st) + (1 * hw.assembly.adiw) + (1 * hw.assembly.cp) + (1 * hw.assembly.cpc) + (1 * hw.assembly.brge));
}
w[0] += x;
w_ptr = &w[0];
generic_timer += ((13 * hw.assembly.ldd) + (12 * hw.assembly.mov) + (5 * hw.assembly.std) + (1 * hw.assembly.st) + (1 * hw.assembly.ld) + (1 * hw.assembly.rcall));
generic_timer += ((2 * hw.assembly.std) + (1 * hw.assembly.rjmp));
for (k = 0; k < Nb; k++) {
sum += *b_ptr++ * *w_ptr++;
generic_timer += ((20 * hw.assembly.ldd) + (24 * hw.assembly.mov) + (10 * hw.assembly.std) + (2 * hw.assembly.rcall) + (2 * hw.assembly.ld) + (2 * hw.assembly.subi) + (2 * hw.assembly.sbci) + (1 * hw.assembly.adiw) + (1 * hw.assembly.cp) + (1 * hw.assembly.cpc) + (1 * hw.assembly.brge) + (1 * hw.assembly.rjmp));
}
generic_timer += ((4 * hw.assembly.ldd) + (4 * hw.assembly.mov) + (1 * hw.assembly.adiw) + (1 * hw.assembly.in) + (1 * hw.assembly.cli) + (3 * hw.assembly.out) + (8 * hw.assembly.pop) + (1 * hw.assembly.ret));
return sum;
}
double generic_timing_double_transposed_direct_form_2(double w[], double x, double a[], double b[], int Na, int Nb) {
generic_timer += ((8 * hw.assembly.push) + (14 * hw.assembly.std) + (3 * hw.assembly.out) + (3 * hw.assembly.in) + (1 * hw.assembly.sbiw) + (1 * hw.assembly.cli));
double *a_ptr, *b_ptr;
double yout = 0;
a_ptr = &a[1];
b_ptr = &b[0];
int Nw = Na > Nb ? Na : Nb;
yout = (*b_ptr++ * x) + w[0];
int j;
generic_timer += ((15 * hw.assembly.std) + (22 * hw.assembly.ldd) + (24 * hw.assembly.mov) + (2 * hw.assembly.rcall) + (2 * hw.assembly.ld) + (1 * hw.assembly.cp) + (1 * hw.assembly.cpc) + (1 * hw.assembly.subi) + (1 * hw.assembly.sbci) + (1 * hw.assembly.brge) + (1 * hw.assembly.adiw));
generic_timer += ((2 * hw.assembly.std) + (1 * hw.assembly.rjmp));
for (j = 0; j < Nw - 1; j++) {
w[j] = w[j + 1];
if (j < Na - 1) {
w[j] -= *a_ptr++ * yout;
}
if (j < Nb - 1) {
w[j] += *b_ptr++ * x;
}
generic_timer += ((70 * hw.assembly.mov) + (65 * hw.assembly.ldd) + (12 * hw.assembly.lsl) + (12 * hw.assembly.rol) + (15 * hw.assembly.std) + (6 * hw.assembly.add) + (6 * hw.assembly.adc) + (2 * hw.assembly.adiw) + (3 * hw.assembly.cpc) + (3 * hw.assembly.cp) + (5 * hw.assembly.ld) + (4 * hw.assembly.rcall) + (5 * hw.assembly.subi) + (3 * hw.assembly.rjmp) + (2 * hw.assembly.brlt) + (3 * hw.assembly.st) + (2 * hw.assembly.sbci) + (3 * hw.assembly.sbc) + (1 * hw.assembly.brge));
}
generic_timer += ((4 * hw.assembly.ldd) + (4 * hw.assembly.mov) + (8 * hw.assembly.pop) + (3 * hw.assembly.out) + (1 * hw.assembly.in) + (1 * hw.assembly.cli) + (1 * hw.assembly.adiw) + (1 * hw.assembly.ret));
return yout;
}
void double_direct_form_1_impl2(double x[], int x_size, double b[], int b_size, double a[], int a_size, double y[]){
int i = 0; int j = 0;
double v[x_size];
for(i = 0; i < x_size; i++){
v[i] = 0;
for(j = 0; j < b_size; j++){
if (j > i) break;
v[i] = v[i] + x[i-j] * b[j];
}
}
y[0] = v[0];
for(i = 1; i < x_size; i++){
y[i] = 0;
y[i] = y[i] + v[i];
for(j = 1; j < a_size; j++){
if (j > i) break;
y[i] = y[i] + y[i-j] * ((-1) * a[j]);
}
}
}
void fxp_direct_form_1_impl2(fxp_t x[], int x_size, fxp_t b[], int b_size, fxp_t a[], int a_size, fxp_t y[]){
int i = 0; int j = 0;
fxp_t v[x_size];
for(i = 0; i < x_size; i++){
v[i] = 0;
for(j = 0; j < b_size; j++){
if (j > i) break;
v[i] = fxp_add(v[i], fxp_mult(x[i-j], b[j]));
}
}
y[0] = v[0];
for(i = 1; i < x_size; i++){
y[i] = 0;
y[i] = fxp_add(y[i], v[i]);
for(j = 1; j < a_size; j++){
if (j > i) break;
y[i] = fxp_add(y[i], fxp_mult(y[i-j] , -a[j]));
}
}
}
# 26 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/delta-operator.h" 1
# 19 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/delta-operator.h"
# 1 "/usr/include/assert.h" 1 3 4
# 20 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/delta-operator.h" 2
# 1 "/usr/include/assert.h" 1 3 4
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/delta-operator.h" 2
int nchoosek(int n, int k){
if (k == 0)
return 1;
return (n * nchoosek(n - 1, k - 1)) / k;
}
void generate_delta_coefficients(double vetor[], double out[], int n, double delta){
int i,j;
int N = n - 1;
double sum_delta_operator;
for(i=0; i<=N; i++)
{
sum_delta_operator = 0;
for(j=0; j<=i; j++)
{
sum_delta_operator = sum_delta_operator + vetor[j]*nchoosek(N-j,i-j);
}
out[i] = internal_pow(delta,N-i)*sum_delta_operator;
}
}
void get_delta_transfer_function(double b[], double b_out[], int b_size, double a[], double a_out[], int a_size, double delta){
generate_delta_coefficients(b, b_out, b_size, delta);
generate_delta_coefficients(a, a_out, a_size, delta);
}
void get_delta_transfer_function_with_base(double b[], double b_out[], int b_size, double a[], double a_out[], int a_size, double delta){
int i,j;
int N = a_size - 1;
int M = b_size - 1;
double sum_delta_operator;
for(i=0; i<=N; i++)
{
sum_delta_operator = 0;
for(j=0; j<=i; j++)
{
sum_delta_operator = sum_delta_operator + a[j]*nchoosek(N-j,i-j);
}
a_out[i] = internal_pow(delta,N-i)*sum_delta_operator;
}
for(i=0; i<=M; i++)
{
sum_delta_operator = 0;
for(j=0; j<=i; j++)
{
sum_delta_operator = sum_delta_operator + b[j]*nchoosek(M-j,i-j);
}
b_out[i] = internal_pow(delta,M-i)*sum_delta_operator;
}
}
# 27 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/closed-loop.h" 1
# 28 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/closed-loop.h"
void ft_closedloop_series(double c_num[], int Nc_num, double c_den[], int Nc_den, double model_num[], int Nmodel_num, double model_den[], int Nmodel_den, double ans_num[], int Nans_num, double ans_den[], int Nans_den){
Nans_num = Nc_num + Nmodel_num - 1;
Nans_den = Nc_den + Nmodel_den - 1 ;
double den_mult [Nans_den];
poly_mult(c_num, Nc_num, model_num, Nmodel_num, ans_num, Nans_num);
poly_mult(c_den, Nc_den, model_den, Nmodel_den, den_mult, Nans_den );
poly_sum(ans_num, Nans_num , den_mult, Nans_den , ans_den, Nans_den);
}
void ft_closedloop_sensitivity(double c_num[], int Nc_num, double c_den[], int Nc_den, double model_num[], int Nmodel_num, double model_den[], int Nmodel_den, double ans_num[], int Nans_num, double ans_den[], int Nans_den){
int Nans_num_p = Nc_num + Nmodel_num-1;
Nans_den = Nc_den + Nmodel_den-1;
Nans_num = Nc_den + Nmodel_den-1;
double num_mult [Nans_num_p];
poly_mult(c_den, Nc_den, model_den, Nmodel_den, ans_num, Nans_num);
poly_mult(c_num, Nc_num, model_num, Nmodel_num, num_mult, Nans_num_p);
poly_sum(ans_num, Nans_num, num_mult, Nans_num_p, ans_den, Nans_den);
}
void ft_closedloop_feedback(double c_num[], int Nc_num, double c_den[], int Nc_den, double model_num[], int Nmodel_num, double model_den[], int Nmodel_den, double ans_num[], int Nans_num, double ans_den[], int Nans_den){
Nans_num = Nc_den + Nmodel_num - 1;
Nans_den = Nc_den + Nmodel_den - 1;
int Nnum_mult = Nc_num + Nmodel_num - 1;
double den_mult [Nans_den];
double num_mult [Nnum_mult];
poly_mult(c_num, Nc_num, model_num, Nmodel_num, num_mult, Nnum_mult);
poly_mult(c_den, Nc_den, model_den, Nmodel_den, den_mult, Nans_den);
poly_sum(num_mult, Nnum_mult, den_mult, Nans_den, ans_den, Nans_den);
poly_mult(c_den, Nc_den, model_num, Nmodel_num, ans_num, Nans_num);
}
int check_stability_closedloop(double a[], int n, double plant_num[], int p_num_size, double plant_den[], int p_den_size){
int columns = n;
double m[2 * n - 1][n];
int i,j;
int first_is_positive = 0;
double * p_num = plant_num;
double * p_den = plant_den;
double sum = 0;
for (i=0; i < n; i++){
sum += a[i];
}
__DSVERIFIER_assert(sum > 0);
sum = 0;
for (i=0; i < n; i++){
sum += a[i] * internal_pow(-1, n-1-i);
}
sum = sum * internal_pow(-1, n-1);
__DSVERIFIER_assert(sum > 0);
__DSVERIFIER_assert(internal_abs(a[n-1]) < a[0]);
for (i=0; i < 2 * n - 1; i++){
for (j=0; j < columns; j++){
m[i][j] = 0;
if (i == 0){
m[i][j] = a[j];
continue;
}
if (i % 2 != 0 ){
int x;
for(x=0; x<columns;x++){
m[i][x] = m[i-1][columns-x-1];
}
columns = columns - 1;
j = columns;
}else{
__DSVERIFIER_assert(m[i-2][0] > 0);
m[i][j] = m[i-2][j] - (m[i-2][columns] / m[i-2][0]) * m[i-1][j];
__DSVERIFIER_assert((m[0][0] >= 0) && (m[i][0] >= 0));
}
}
}
return 1;
}
# 28 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h" 1
# 17 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h"
extern digital_system ds;
extern digital_system plant;
extern digital_system control;
extern implementation impl;
extern filter_parameters filter;
extern hardware hw;
void initialization(){
if (impl.frac_bits >= 32){
printf("impl.frac_bits must be less than word width!\n");
}
if (impl.int_bits >= 32 - impl.frac_bits){
printf("impl.int_bits must be less than word width subtracted by precision!\n");
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h" 3 4
((void) sizeof ((
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h"
0
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h"
0
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h" 3 4
) ; else __assert_fail (
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h"
"0"
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h", 33, __extension__ __PRETTY_FUNCTION__); }))
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h"
;
}
if(impl.frac_bits >= 31){
_fxp_one = 0x7fffffff;
}else{
_fxp_one = (0x00000001 << impl.frac_bits);
}
_fxp_half = (0x00000001 << (impl.frac_bits - 1));
_fxp_minus_one = -(0x00000001 << impl.frac_bits);
_fxp_min = -(0x00000001 << (impl.frac_bits + impl.int_bits - 1));
_fxp_max = (0x00000001 << (impl.frac_bits + impl.int_bits - 1)) - 1;
_fxp_fmask = ((((int32_t) 1) << impl.frac_bits) - 1);
_fxp_imask = ((0x80000000) >> (32 - impl.frac_bits - 1));
_dbl_min = _fxp_min;
_dbl_min /= (1 << impl.frac_bits);
_dbl_max = _fxp_max;
_dbl_max /= (1 << impl.frac_bits);
if ((impl.scale == 0) || (impl.scale == 1)){
impl.scale = 1;
return;
}
if (impl.min != 0){
impl.min = impl.min / impl.scale;
}
if (impl.max != 0){
impl.max = impl.max / impl.scale;
}
# 80 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/initialization.h"
}
# 29 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/state-space.h" 1
# 19 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/state-space.h"
extern digital_system_state_space _controller;
extern int nStates;
extern int nInputs;
extern int nOutputs;
double double_state_space_representation(void){
double result1[4][4];
double result2[4][4];
int i, j;
for(i=0; i<4;i++){
for(j=0; j<4;j++){
result1[i][j]=0;
result2[i][j]=0;
}
}
double_matrix_multiplication(nOutputs,nStates,nStates,1,_controller.C,_controller.states,result1);
double_matrix_multiplication(nOutputs,nInputs,nInputs,1,_controller.D,_controller.inputs,result2);
double_add_matrix(nOutputs,
1,
result1,
result2,
_controller.outputs);
double_matrix_multiplication(nStates,nStates,nStates,1,_controller.A,_controller.states,result1);
double_matrix_multiplication(nStates,nInputs,nInputs,1,_controller.B,_controller.inputs,result2);
double_add_matrix(nStates,
1,
result1,
result2,
_controller.states);
return _controller.outputs[0][0];
}
double fxp_state_space_representation(void){
fxp_t result1[4][4];
fxp_t result2[4][4];
int i, j;
for(i=0; i<4;i++){
for(j=0; j<4;j++){
result1[i][j]=0;
result2[i][j]=0;
}
}
fxp_t A_fpx[4][4];
fxp_t B_fpx[4][4];
fxp_t C_fpx[4][4];
fxp_t D_fpx[4][4];
fxp_t states_fpx[4][4];
fxp_t inputs_fpx[4][4];
fxp_t outputs_fpx[4][4];
for(i=0; i<4;i++){
for(j=0; j<4;j++){
A_fpx[i][j]=0;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
B_fpx[i][j]=0;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
C_fpx[i][j]=0;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
D_fpx[i][j]=0;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
states_fpx[i][j]=0;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
inputs_fpx[i][j]=0;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
outputs_fpx[i][j]=0;
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
A_fpx[i][j]= fxp_double_to_fxp(_controller.A[i][j]);
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nInputs;j++){
B_fpx[i][j]= fxp_double_to_fxp(_controller.B[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<nStates;j++){
C_fpx[i][j]= fxp_double_to_fxp(_controller.C[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<nInputs;j++){
D_fpx[i][j]= fxp_double_to_fxp(_controller.D[i][j]);
}
}
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
states_fpx[i][j]= fxp_double_to_fxp(_controller.states[i][j]);
}
}
for(i=0; i<nInputs;i++){
for(j=0; j<1;j++){
inputs_fpx[i][j]= fxp_double_to_fxp(_controller.inputs[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<1;j++){
outputs_fpx[i][j]= fxp_double_to_fxp(_controller.outputs[i][j]);
}
}
fxp_matrix_multiplication(nOutputs,nStates,nStates,1,C_fpx,states_fpx,result1);
fxp_matrix_multiplication(nOutputs,nInputs,nInputs,1,D_fpx,inputs_fpx,result2);
fxp_add_matrix(nOutputs,
1,
result1,
result2,
outputs_fpx);
fxp_matrix_multiplication(nStates,nStates,nStates,1,A_fpx,states_fpx,result1);
fxp_matrix_multiplication(nStates,nInputs,nInputs,1,B_fpx,inputs_fpx,result2);
fxp_add_matrix(nStates,
1,
result1,
result2,
states_fpx);
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
_controller.states[i][j]= fxp_to_double(states_fpx[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<1;j++){
_controller.outputs[i][j]= fxp_to_double(outputs_fpx[i][j]);
}
}
return _controller.outputs[0][0];
}
# 30 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/filter_functions.h" 1
# 20 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/core/filter_functions.h"
double sinTyl(double x, int precision){
double sine;
double xsquared = x*x;
double aux;
if (precision < 0)
{
printf("Warning: Function sinTyl from bmc/core/filter_functions.h: "
"Precision must be a positive integer. Assuming 0 precision\n");
precision = 0;
}
if (precision >= 0)
{
aux = 0;
sine = aux;
if (precision >= 1)
{
aux = x;
sine += aux;
if (precision >= 2)
{
aux = aux*xsquared;
sine -= aux/6;
if (precision >= 3)
{
aux = aux*xsquared;
sine +=aux/120;
if(precision >=4)
{
aux = aux*xsquared;
sine -=aux/5040;
if(precision >= 5)
{
aux = aux*xsquared;
sine +=aux/362880;
if(precision >= 6)
{
aux = aux*xsquared;
sine -=aux/39916800;
if (precision >= 7)
printf("Warning: Function sinTyl "
"from bmc/core/filter_functions.h: Precision "
"representation exceeded. Assuming maximum precision of 6\n");
}
}
}
}
}
}
}
return sine;
}
double cosTyl(double x, int precision){
double cosine;
double xsquared = x*x;
double aux;
if (precision < 0)
{
printf("Warning: Function cosTyl from bmc/core/filter_functions.h: "
"Precision must be a positive integer. Assuming 0 precision\n");
precision = 0;
}
if (precision >= 0)
{
aux = 0;
cosine = aux;
if (precision >= 1)
{
aux = 1;
cosine = 1;
if (precision >= 2)
{
aux = xsquared;
cosine -= aux/2;
if (precision >= 3)
{
aux = aux*xsquared;
cosine += aux/24;
if(precision >=4)
{
aux = aux*xsquared;
cosine -=aux/720;
if(precision >= 5)
{
aux = aux*xsquared;
cosine +=aux/40320;
if(precision >= 6)
{
aux = aux*xsquared;
cosine -=aux/3628800;
if (precision >= 7) printf("Warning: Function sinTyl "
"from bmc/core/filter_functions.h: Precision "
"representation exceeded. Assuming maximum precision of 6\n");
}
}
}
}
}
}
}
return cosine;
}
double atanTyl(double x, int precision){
double atangent;
double xsquared = x*x;
double aux;
if (precision < 0)
{
printf("Warning: Function sinTyl from bmc/core/filter_functions.h: "
"Precision must be a positive integer. Assuming 0 precision\n");
precision = 0;
}
if (precision >= 0)
{
aux = 0;
atangent = aux;
if (precision >= 1)
{
aux = x;
atangent = aux;
if (precision >= 2)
{
aux = xsquared;
atangent -= aux/3;
if (precision >= 3)
{
aux = aux*xsquared;
atangent += aux/5;
if(precision >=4)
{
aux = aux*xsquared;
atangent -=aux/7;
if (precision >= 7)
printf("Warning: Function sinTyl from bmc/core/filter_functions.h: "
"Precision representation exceeded. Assuming maximum precision of 4\n");
}
}
}
}
}
return atangent;
}
float sqrt1(const float x)
{
const float xhalf = 0.5f*x;
union
{
float x;
int i;
} u;
u.x = x;
u.i = 0x5f3759df - (u.i >> 1);
return x*u.x*(1.5f - xhalf*u.x*u.x);
}
float sqrt2(const float x)
{
union
{
int i;
float x;
} u;
u.x = x;
u.i = (1<<29) + (u.i >> 1) - (1<<22);
return u.x;
}
float fabsolut(float x)
{
if (x < 0)
x = -x;
return x;
}
static float sqrt3(float val)
{
float x = val/10;
float dx;
double diff;
double min_tol = 0.00001;
int i, flag;
flag = 0;
if (val == 0 ) x = 0;
else
{
for (i=1;i<20;i++)
{
if (!flag)
{
dx = (val - (x*x)) / (2.0 * x);
x = x + dx;
diff = val - (x*x);
if (fabsolut(diff) <= min_tol) flag = 1;
}
else x =x;
}
}
return (x);
}
# 31 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_overflow.h" 1
# 19 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_overflow.h"
int nondet_int();
float nondet_float();
extern digital_system ds;
extern implementation impl;
int verify_overflow(void) {
fxp_t a_fxp[ds.a_size];
fxp_t b_fxp[ds.b_size];
fxp_double_to_fxp_array(ds.a, a_fxp, ds.a_size);
fxp_double_to_fxp_array(ds.b, b_fxp, ds.b_size);
# 73 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_overflow.h"
fxp_t min_fxp = fxp_double_to_fxp(impl.min);
fxp_t max_fxp = fxp_double_to_fxp(impl.max);
fxp_t y[X_SIZE_VALUE];
fxp_t x[X_SIZE_VALUE];
int i;
for (i = 0; i < X_SIZE_VALUE; ++i) {
y[i] = 0;
x[i] = nondet_int();
__DSVERIFIER_assume(x[i] >= min_fxp && x[i] <= max_fxp);
}
int Nw = 0;
Nw = ds.a_size > ds.b_size ? ds.a_size : ds.b_size;
fxp_t yaux[ds.a_size];
fxp_t xaux[ds.b_size];
fxp_t waux[Nw];
for (i = 0; i < ds.a_size; ++i) {
yaux[i] = 0;
}
for (i = 0; i < ds.b_size; ++i) {
xaux[i] = 0;
}
for (i = 0; i < Nw; ++i) {
waux[i] = 0;
}
fxp_t xk, temp;
fxp_t *aptr, *bptr, *xptr, *yptr, *wptr;
int j;
for (i = 0; i < X_SIZE_VALUE; ++i) {
# 129 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_overflow.h"
y[i] = fxp_transposed_direct_form_2(waux, x[i], a_fxp, b_fxp, ds.a_size, ds.b_size);
# 174 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_overflow.h"
}
overflow_mode = 1;
fxp_verify_overflow_array(y, X_SIZE_VALUE);
return 0;
}
# 33 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 1
# 15 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
extern digital_system ds;
extern implementation impl;
extern digital_system_state_space _controller;
extern int nStates;
extern int nInputs;
extern int nOutputs;
int verify_limit_cycle_state_space(void){
double stateMatrix[4][4];
double outputMatrix[4][4];
double arrayLimitCycle[4];
double result1[4][4];
double result2[4][4];
int i, j, k;
for(i=0; i<4;i++){
for(j=0; j<4;j++){
result1[i][j]=0;
result2[i][j]=0;
stateMatrix[i][j]=0;
outputMatrix[i][j]=0;
}
}
double_matrix_multiplication(nOutputs,nStates,nStates,1,_controller.C,_controller.states,result1);
double_matrix_multiplication(nOutputs,nInputs,nInputs,1,_controller.D,_controller.inputs,result2);
double_add_matrix(nOutputs,
1,
result1,
result2,
_controller.outputs);
k = 0;
for (i = 1; i < 0; i++) {
double_matrix_multiplication(nStates,nStates,nStates,1,_controller.A,_controller.states,result1);
double_matrix_multiplication(nStates,nInputs,nInputs,1,_controller.B,_controller.inputs,result2);
double_add_matrix(nStates,
1,
result1,
result2,
_controller.states);
double_matrix_multiplication(nOutputs,nStates,nStates,1,_controller.C,_controller.states,result1);
double_matrix_multiplication(nOutputs,nInputs,nInputs,1,_controller.D,_controller.inputs,result2);
double_add_matrix(nOutputs,
1,
result1,
result2,
_controller.outputs);
int l;
for(l = 0; l < nStates; l++){
stateMatrix[l][k] = _controller.states[l][0];
}
for(l = 0; l < nOutputs; l++){
stateMatrix[l][k] = _controller.outputs[l][0];
}
k++;
}
printf("#matrix STATES -------------------------------");
print_matrix(stateMatrix,nStates,0);
printf("#matrix OUTPUTS -------------------------------");
print_matrix(outputMatrix,nOutputs,0);
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
((void) sizeof ((
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
0
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
0
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
) ; else __assert_fail (
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
"0"
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h", 93, __extension__ __PRETTY_FUNCTION__); }))
# 93 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
;
for(i=0; i<nStates;i++){
for(j=0; j<0;j++){
arrayLimitCycle[j] = stateMatrix[i][j];
}
double_check_persistent_limit_cycle(arrayLimitCycle,0);
}
for(i=0; i<nOutputs;i++){
for(j=0; j<0;j++){
arrayLimitCycle[j] = outputMatrix[i][j];
}
double_check_persistent_limit_cycle(arrayLimitCycle,0);
}
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
((void) sizeof ((
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
0
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
0
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
) ; else __assert_fail (
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
"0"
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h", 110, __extension__ __PRETTY_FUNCTION__); }))
# 110 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
;
}
int verify_limit_cycle(void){
overflow_mode = 3;
int i;
int Set_xsize_at_least_two_times_Na = 2 * ds.a_size;
printf("X_SIZE must be at least 2 * ds.a_size");
__DSVERIFIER_assert(X_SIZE_VALUE >= Set_xsize_at_least_two_times_Na);
fxp_t a_fxp[ds.a_size];
fxp_t b_fxp[ds.b_size];
fxp_double_to_fxp_array(ds.a, a_fxp, ds.a_size);
fxp_double_to_fxp_array(ds.b, b_fxp, ds.b_size);
# 168 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
fxp_t y[X_SIZE_VALUE];
fxp_t x[X_SIZE_VALUE];
fxp_t min_fxp = fxp_double_to_fxp(impl.min);
fxp_t max_fxp = fxp_double_to_fxp(impl.max);
fxp_t xaux[ds.b_size];
int nondet_constant_input = nondet_int();
__DSVERIFIER_assume(nondet_constant_input >= min_fxp && nondet_constant_input <= max_fxp);
for (i = 0; i < X_SIZE_VALUE; ++i) {
x[i] = nondet_constant_input;
y[i] = 0;
}
for (i = 0; i < ds.b_size; ++i) {
xaux[i] = nondet_constant_input;
}
int Nw = 0;
Nw = ds.a_size > ds.b_size ? ds.a_size : ds.b_size;
fxp_t yaux[ds.a_size];
fxp_t y0[ds.a_size];
fxp_t waux[Nw];
fxp_t w0[Nw];
# 206 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
for (i = 0; i < Nw; ++i) {
waux[i] = nondet_int();
__DSVERIFIER_assume(waux[i] >= min_fxp && waux[i] <= max_fxp);
w0[i] = waux[i];
}
fxp_t xk, temp;
fxp_t *aptr, *bptr, *xptr, *yptr, *wptr;
int j;
for(i=0; i<X_SIZE_VALUE; ++i){
# 234 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
y[i] = fxp_transposed_direct_form_2(waux, x[i], a_fxp, b_fxp, ds.a_size, ds.b_size);
# 278 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle.h"
}
fxp_check_persistent_limit_cycle(y, X_SIZE_VALUE);
return 0;
}
# 34 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error.h" 1
# 17 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error.h"
extern digital_system ds;
extern implementation impl;
int verify_error(void){
overflow_mode = 2;
double a_cascade[100];
int a_cascade_size;
double b_cascade[100];
int b_cascade_size;
fxp_t a_fxp[ds.a_size];
fxp_t b_fxp[ds.b_size];
fxp_double_to_fxp_array(ds.a, a_fxp, ds.a_size);
fxp_double_to_fxp_array(ds.b, b_fxp, ds.b_size);
# 69 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error.h"
fxp_t min_fxp = fxp_double_to_fxp(impl.min);
fxp_t max_fxp = fxp_double_to_fxp(impl.max);
fxp_t y[X_SIZE_VALUE];
fxp_t x[X_SIZE_VALUE];
double yf[X_SIZE_VALUE];
double xf[X_SIZE_VALUE];
int Nw = 0;
Nw = ds.a_size > ds.b_size ? ds.a_size : ds.b_size;
fxp_t yaux[ds.a_size];
fxp_t xaux[ds.b_size];
fxp_t waux[Nw];
double yfaux[ds.a_size];
double xfaux[ds.b_size];
double wfaux[Nw];
int i;
for (i = 0; i < ds.a_size; ++i) {
yaux[i] = 0;
yfaux[i] = 0;
}
for (i = 0; i < ds.b_size; ++i) {
xaux[i] = 0;
xfaux[i] = 0;
}
for (i = 0; i < Nw; ++i) {
waux[i] = 0;
wfaux[i] = 0;
}
for (i = 0; i < X_SIZE_VALUE; ++i) {
y[i] = 0;
x[i] = nondet_int();
__DSVERIFIER_assume(x[i] >= min_fxp && x[i] <= max_fxp);
yf[i] = 0.0f;
xf[i] = fxp_to_double(x[i]);
}
for (i = 0; i < X_SIZE_VALUE; ++i) {
# 156 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error.h"
y[i] = fxp_transposed_direct_form_2(waux, x[i], a_fxp, b_fxp, ds.a_size, ds.b_size);
yf[i] = double_transposed_direct_form_2(wfaux, xf[i], ds.a, ds.b, ds.a_size, ds.b_size);
# 169 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error.h"
double absolute_error = yf[i] - fxp_to_double(y[i]);
__DSVERIFIER_assert(absolute_error < (impl.max_error) && absolute_error > (-impl.max_error));
}
return 0;
}
# 35 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h" 1
# 13 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
extern digital_system ds;
extern implementation impl;
int verify_zero_input_limit_cycle(void){
overflow_mode = 3;
int i,j;
int Set_xsize_at_least_two_times_Na = 2 * ds.a_size;
printf("X_SIZE must be at least 2 * ds.a_size");
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h" 3 4
((void) sizeof ((
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
X_SIZE_VALUE >= Set_xsize_at_least_two_times_Na
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
X_SIZE_VALUE >= Set_xsize_at_least_two_times_Na
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h" 3 4
) ; else __assert_fail (
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
"X_SIZE_VALUE >= Set_xsize_at_least_two_times_Na"
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h", 23, __extension__ __PRETTY_FUNCTION__); }))
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
;
fxp_t a_fxp[ds.a_size];
fxp_t b_fxp[ds.b_size];
fxp_double_to_fxp_array(ds.a, a_fxp, ds.a_size);
fxp_double_to_fxp_array(ds.b, b_fxp, ds.b_size);
# 71 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
fxp_t min_fxp = fxp_double_to_fxp(impl.min);
fxp_t max_fxp = fxp_double_to_fxp(impl.max);
fxp_t y[X_SIZE_VALUE];
fxp_t x[X_SIZE_VALUE];
for (i = 0; i < X_SIZE_VALUE; ++i) {
y[i] = 0;
x[i] = 0;
}
int Nw = 0;
Nw = ds.a_size > ds.b_size ? ds.a_size : ds.b_size;
fxp_t yaux[ds.a_size];
fxp_t xaux[ds.b_size];
fxp_t waux[Nw];
fxp_t y0[ds.a_size];
fxp_t w0[Nw];
# 104 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
for (i = 0; i < Nw; ++i) {
waux[i] = nondet_int();
__DSVERIFIER_assume(waux[i] >= min_fxp && waux[i] <= max_fxp);
w0[i] = waux[i];
}
for (i = 0; i < ds.b_size; ++i) {
xaux[i] = 0;
}
fxp_t xk, temp;
fxp_t *aptr, *bptr, *xptr, *yptr, *wptr;
for(i=0; i<X_SIZE_VALUE; ++i){
# 141 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
y[i] = fxp_transposed_direct_form_2(waux, x[i], a_fxp, b_fxp, ds.a_size, ds.b_size);
# 188 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_zero_input_limit_cycle.h"
}
fxp_check_persistent_limit_cycle(y, X_SIZE_VALUE);
return 0;
}
# 36 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h" 1
# 16 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h"
int nondet_int();
float nondet_float();
extern digital_system ds;
extern implementation impl;
extern hardware hw;
int generic_timer = 0;
int verify_generic_timing(void) {
double y[X_SIZE_VALUE];
double x[X_SIZE_VALUE];
int i;
for (i = 0; i < X_SIZE_VALUE; ++i) {
y[i] = 0;
x[i] = nondet_float();
__DSVERIFIER_assume(x[i] >= impl.min && x[i] <= impl.max);
}
int Nw = 0;
Nw = ds.a_size > ds.b_size ? ds.a_size : ds.b_size;
double yaux[ds.a_size];
double xaux[ds.b_size];
double waux[Nw];
for (i = 0; i < ds.a_size; ++i) {
yaux[i] = 0;
}
for (i = 0; i < ds.b_size; ++i) {
xaux[i] = 0;
}
for (i = 0; i < Nw; ++i) {
waux[i] = 0;
}
double xk, temp;
double *aptr, *bptr, *xptr, *yptr, *wptr;
int j;
generic_timer += ((2 * hw.assembly.std) + (1 * hw.assembly.rjmp));
double initial_timer = generic_timer;
for (i = 0; i < X_SIZE_VALUE; ++i) {
generic_timer += ((2 * hw.assembly.ldd) + (1 * hw.assembly.adiw) + (2 * hw.assembly.std));
generic_timer += ((2 * hw.assembly.ldd) + (1 * hw.assembly.cpi) + (1 * hw.assembly.cpc) + (1 * hw.assembly.brlt));
# 85 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h"
y[i] = generic_timing_double_transposed_direct_form_2(waux, x[i], ds.a, ds.b, ds.a_size, ds.b_size);
double spent_time = (((double) generic_timer) * hw.cycle);
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h" 3 4
((void) sizeof ((
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h"
spent_time <= ds.sample_time
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h"
spent_time <= ds.sample_time
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h" 3 4
) ; else __assert_fail (
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h"
"spent_time <= ds.sample_time"
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h", 89, __extension__ __PRETTY_FUNCTION__); }))
# 89 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_generic_timing.h"
;
generic_timer = initial_timer;
}
return 0;
}
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_timing_msp430.h" 1
# 16 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_timing_msp430.h"
int nondet_int();
float nondet_float();
extern digital_system ds;
extern implementation impl;
int verify_timing_msp_430(void) {
double y[X_SIZE_VALUE];
double x[X_SIZE_VALUE];
int i;
for (i = 0; i < X_SIZE_VALUE; ++i) {
y[i] = 0;
x[i] = nondet_float();
__DSVERIFIER_assume(x[i] >= impl.min && x[i] <= impl.max);
}
int Nw = 0;
Nw = ds.a_size > ds.b_size ? ds.a_size : ds.b_size;
double yaux[ds.a_size];
double xaux[ds.b_size];
double waux[Nw];
for (i = 0; i < ds.a_size; ++i) {
yaux[i] = 0;
}
for (i = 0; i < ds.b_size; ++i) {
xaux[i] = 0;
}
for (i = 0; i < Nw; ++i) {
waux[i] = 0;
}
double xk, temp;
double *aptr, *bptr, *xptr, *yptr, *wptr;
int j;
for (i = 0; i < X_SIZE_VALUE; ++i) {
# 75 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_timing_msp430.h"
y[i] = double_transposed_direct_form_2_MSP430(waux, x[i], ds.a, ds.b, ds.a_size, ds.b_size);
# 121 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_timing_msp430.h"
}
return 0;
}
# 38 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h" 1
# 21 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h"
extern digital_system ds;
extern implementation impl;
int verify_stability(void){
overflow_mode = 0;
fxp_t a_fxp[ds.a_size];
fxp_double_to_fxp_array(ds.a, a_fxp, ds.a_size);
double _a[ds.a_size];
fxp_to_double_array(_a, a_fxp, ds.a_size);
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h" 3 4
((void) sizeof ((
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h"
check_stability(_a, ds.a_size)
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h"
check_stability(_a, ds.a_size)
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h" 3 4
) ; else __assert_fail (
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h"
"check_stability(_a, ds.a_size)"
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h", 37, __extension__ __PRETTY_FUNCTION__); }))
# 37 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h"
;
# 83 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability.h"
return 0;
}
# 39 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_minimum_phase.h" 1
# 21 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_minimum_phase.h"
extern digital_system ds;
extern implementation impl;
int verify_minimum_phase(void){
overflow_mode = 0;
fxp_t b_fxp[ds.b_size];
fxp_double_to_fxp_array(ds.b, b_fxp, ds.b_size);
double _b[ds.b_size];
fxp_to_double_array(_b, b_fxp, ds.b_size);
__DSVERIFIER_assert(check_stability(_b, ds.b_size));
# 85 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_minimum_phase.h"
return 0;
}
# 40 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability_closedloop.h" 1
# 17 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability_closedloop.h"
extern digital_system plant;
extern digital_system plant_cbmc;
extern digital_system controller;
int verify_stability_closedloop_using_dslib(void){
double * c_num = controller.b;
int c_num_size = controller.b_size;
double * c_den = controller.a;
int c_den_size = controller.a_size;
fxp_t c_num_fxp[controller.b_size];
fxp_double_to_fxp_array(c_num, c_num_fxp, controller.b_size);
fxp_t c_den_fxp[controller.a_size];
fxp_double_to_fxp_array(c_den, c_den_fxp, controller.a_size);
double c_num_qtz[controller.b_size];
fxp_to_double_array(c_num_qtz, c_num_fxp, controller.b_size);
double c_den_qtz[controller.a_size];
fxp_to_double_array(c_den_qtz, c_den_fxp, controller.a_size);
double * p_num = plant.b;
int p_num_size = plant.b_size;
double * p_den = plant.a;
int p_den_size = plant.a_size;
double ans_num[100];
int ans_num_size = controller.b_size + plant.b_size - 1;
double ans_den[100];
int ans_den_size = controller.a_size + plant.a_size - 1;
# 68 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_stability_closedloop.h"
printf("Verifying stability for closedloop function\n");
__DSVERIFIER_assert(check_stability_closedloop(ans_den, ans_den_size, p_num, p_num_size, p_den, p_den_size));
return 0;
}
# 41 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle_closedloop.h" 1
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle_closedloop.h"
extern digital_system plant;
extern digital_system plant_cbmc;
extern digital_system controller;
double nondet_double();
int verify_limit_cycle_closed_loop(void){
overflow_mode = 3;
double * c_num = controller.b;
int c_num_size = controller.b_size;
double * c_den = controller.a;
int c_den_size = controller.a_size;
fxp_t c_num_fxp[controller.b_size];
fxp_double_to_fxp_array(c_num, c_num_fxp, controller.b_size);
fxp_t c_den_fxp[controller.a_size];
fxp_double_to_fxp_array(c_den, c_den_fxp, controller.a_size);
double c_num_qtz[controller.b_size];
fxp_to_double_array(c_num_qtz, c_num_fxp, controller.b_size);
double c_den_qtz[controller.a_size];
fxp_to_double_array(c_den_qtz, c_den_fxp, controller.a_size);
double * p_num = plant.b;
int p_num_size = plant.b_size;
double * p_den = plant.a;
int p_den_size = plant.a_size;
double ans_num[100];
int ans_num_size = controller.b_size + plant.b_size - 1;
double ans_den[100];
int ans_den_size = controller.a_size + plant.a_size - 1;
int i;
double y[X_SIZE_VALUE];
double x[X_SIZE_VALUE];
double xaux[ans_num_size];
double nondet_constant_input = nondet_double();
__DSVERIFIER_assume(nondet_constant_input >= impl.min && nondet_constant_input <= impl.max);
for (i = 0; i < X_SIZE_VALUE; ++i) {
x[i] = nondet_constant_input;
y[i] = 0;
}
for (i = 0; i < ans_num_size; ++i) {
xaux[i] = nondet_constant_input;
}
double yaux[ans_den_size];
double y0[ans_den_size];
int Nw = ans_den_size > ans_num_size ? ans_den_size : ans_num_size;
double waux[Nw];
double w0[Nw];
# 105 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle_closedloop.h"
for (i = 0; i < Nw; ++i) {
waux[i] = nondet_int();
__DSVERIFIER_assume(waux[i] >= impl.min && waux[i] <= impl.max);
w0[i] = waux[i];
}
double xk, temp;
double *aptr, *bptr, *xptr, *yptr, *wptr;
int j;
for(i=0; i<X_SIZE_VALUE; ++i){
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_limit_cycle_closedloop.h"
y[i] = double_transposed_direct_form_2(waux, x[i], ans_den, ans_num, ans_den_size, ans_num_size);
}
double_check_persistent_limit_cycle(y, X_SIZE_VALUE);
return 0;
}
# 42 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_closedloop.h" 1
# 23 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_closedloop.h"
extern digital_system plant;
extern digital_system plant_cbmc;
extern digital_system controller;
int verify_error_closedloop(void){
overflow_mode = 3;
double * c_num = controller.b;
int c_num_size = controller.b_size;
double * c_den = controller.a;
int c_den_size = controller.a_size;
fxp_t c_num_fxp[controller.b_size];
fxp_double_to_fxp_array(c_num, c_num_fxp, controller.b_size);
fxp_t c_den_fxp[controller.a_size];
fxp_double_to_fxp_array(c_den, c_den_fxp, controller.a_size);
double c_num_qtz[controller.b_size];
fxp_to_double_array(c_num_qtz, c_num_fxp, controller.b_size);
double c_den_qtz[controller.a_size];
fxp_to_double_array(c_den_qtz, c_den_fxp, controller.a_size);
double * p_num = plant.b;
int p_num_size = plant.b_size;
double * p_den = plant.a;
int p_den_size = plant.a_size;
double ans_num_double[100];
double ans_num_qtz[100];
int ans_num_size = controller.b_size + plant.b_size - 1;
double ans_den_qtz[100];
double ans_den_double[100];
int ans_den_size = controller.a_size + plant.a_size - 1;
# 77 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_closedloop.h"
int i;
double y_qtz[X_SIZE_VALUE];
double y_double[X_SIZE_VALUE];
double x_qtz[X_SIZE_VALUE];
double x_double[X_SIZE_VALUE];
double xaux_qtz[ans_num_size];
double xaux_double[ans_num_size];
double xaux[ans_num_size];
double nondet_constant_input = nondet_double();
__DSVERIFIER_assume(nondet_constant_input >= impl.min && nondet_constant_input <= impl.max);
for (i = 0; i < X_SIZE_VALUE; ++i) {
x_qtz[i] = nondet_constant_input;
x_double[i] = nondet_constant_input;
y_qtz[i] = 0;
y_double[i] = 0;
}
for (i = 0; i < ans_num_size; ++i) {
xaux_qtz[i] = nondet_constant_input;
xaux_double[i] = nondet_constant_input;
}
double yaux_qtz[ans_den_size];
double yaux_double[ans_den_size];
double y0_qtz[ans_den_size];
double y0_double[ans_den_size];
int Nw = ans_den_size > ans_num_size ? ans_den_size : ans_num_size;
double waux_qtz[Nw];
double waux_double[Nw];
double w0_qtz[Nw];
double w0_double[Nw];
for (i = 0; i < Nw; ++i) {
waux_qtz[i] = 0;
waux_double[i] = 0;
}
for(i=0; i<X_SIZE_VALUE; ++i){
# 150 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_closedloop.h"
y_qtz[i] = double_transposed_direct_form_2(waux_qtz, x_qtz[i], ans_den_qtz, ans_num_qtz, ans_den_size, ans_num_size);
y_double[i] = double_transposed_direct_form_2(waux_double, x_double[i], ans_den_double, ans_num_double, ans_den_size, ans_num_size);
double absolute_error = y_double[i] - fxp_to_double(y_qtz[i]);
__DSVERIFIER_assert(absolute_error < (impl.max_error) && absolute_error > (-impl.max_error));
}
return 0;
}
# 43 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 1
# 20 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
extern digital_system_state_space _controller;
extern double error_limit;
extern int closed_loop;
double new_state[4][4];
double new_stateFWL[4][4];
digital_system_state_space _controller_fxp;
digital_system_state_space _controller_double;
double ss_system_quantization_error(fxp_t inputs){
digital_system_state_space __backupController;
int i;
int j;
_controller.inputs[0][0] = inputs;
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
__backupController.A[i][j]= (_controller.A[i][j]);
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nInputs;j++){
__backupController.B[i][j]= (_controller.B[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<nStates;j++){
__backupController.C[i][j]= (_controller.C[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<nInputs;j++){
__backupController.D[i][j]= (_controller.D[i][j]);
}
}
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
__backupController.states[i][j]= (_controller.states[i][j]);
}
}
for(i=0; i<nInputs;i++){
for(j=0; j<1;j++){
__backupController.inputs[i][j]= (_controller.inputs[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<1;j++){
__backupController.outputs[i][j]= (_controller.outputs[i][j]);
}
}
double __quant_error = 0.0;
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
_controller.states[i][j]= (new_state[i][j]);
}
}
double output_double = double_state_space_representation();
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
new_state[i][j]= (_controller.states[i][j]);
}
}
__backupController.inputs[0][0] = inputs;
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
_controller.A[i][j] = __backupController.A[i][j];
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nInputs;j++){
_controller.B[i][j] = __backupController.B[i][j];
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<nStates;j++){
_controller.C[i][j] = __backupController.C[i][j];
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<nInputs;j++){
_controller.D[i][j] = __backupController.D[i][j];
}
}
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
_controller.states[i][j] = __backupController.states[i][j];
}
}
for(i=0; i<nInputs;i++){
for(j=0; j<1;j++){
_controller.inputs[i][j] = __backupController.inputs[i][j];
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<1;j++){
_controller.outputs[i][j] = __backupController.outputs[i][j];
}
}
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
_controller.states[i][j]= (new_stateFWL[i][j]);
}
}
double output_fxp = fxp_state_space_representation();
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
new_stateFWL[i][j]= (_controller.states[i][j]);
}
}
__quant_error = output_double - output_fxp;
return __quant_error;
}
double fxp_ss_closed_loop_quantization_error(double reference){
double reference_aux[4][4];
double result1[4][4];
double temp_result1[4][4];
double result2[4][4];
double temp_states[4][4];
fxp_t K_fxp[4][4];
fxp_t states_fxp[4][4];
fxp_t result_fxp[4][4];
unsigned int i;
unsigned int j;
unsigned int k;
short unsigned int flag = 0;
for(i=0; i<nOutputs;i++){
for(j=0; j<nInputs;j++){
if(_controller_fxp.D[i][j] != 0){
flag = 1;
}
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
reference_aux[i][j]=0;
K_fxp[i][j] = 0;
}
}
for(i=0; i<nInputs;i++){
reference_aux[i][0]= reference;
}
for(i=0; i<4;i++){
states_fxp[i][0]=0;
}
for(i=0; i<nStates;i++){
K_fxp[0][i]= fxp_double_to_fxp(_controller_fxp.K[0][i]);
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
result1[i][j]=0;
result2[i][j]=0;
}
}
for(k=0; k<nStates;k++)
{
states_fxp[k][0]= fxp_double_to_fxp(_controller_fxp.states[k][0]);
}
fxp_matrix_multiplication(nOutputs,nStates,nStates,1,K_fxp,states_fxp,result_fxp);
fxp_t reference_fxp[4][4];
fxp_t result_fxp2[4][4];
for(k=0;k<nInputs;k++)
{
reference_fxp[k][0] =fxp_double_to_fxp(fxp_quantize(reference_aux[k][0]));
}
fxp_sub_matrix(nInputs,1, reference_fxp, result_fxp, result_fxp2);
for(k=0; k<nInputs;k++)
{
_controller_fxp.inputs[k][0] = fxp_to_double(fxp_quantize(result_fxp2[k][0]));
}
double_matrix_multiplication(nOutputs,nStates,nStates,1,_controller_fxp.C,_controller_fxp.states,result1);
if(flag == 1)
{
double_matrix_multiplication(nOutputs,nInputs,nInputs,1,_controller_fxp.D,_controller_fxp.inputs,result2);
}
double_add_matrix(nOutputs,1,result1,result2,_controller_fxp.outputs);
double_matrix_multiplication(nStates,nStates,nStates,1,_controller_fxp.A,_controller_fxp.states,result1);
double_matrix_multiplication(nStates,nInputs,nInputs,1,_controller_fxp.B,_controller_fxp.inputs,result2);
double_add_matrix(nStates,1,result1,result2,_controller_fxp.states);
return _controller_fxp.outputs[0][0];
}
double ss_closed_loop_quantization_error(double reference){
double reference_aux[4][4];
double result1[4][4];
double result2[4][4];
unsigned int i;
unsigned int j;
short unsigned int flag = 0;
for(i=0; i<nOutputs;i++){
for(j=0; j<nInputs;j++){
if(_controller_double.D[i][j] != 0){
flag = 1;
}
}
}
for(i=0; i<nInputs;i++){
for(j=0; j<1;j++){
reference_aux[i][j]= reference;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
result1[i][j]=0;
result2[i][j]=0;
}
}
double_matrix_multiplication(nOutputs,nStates,nStates,1,_controller_double.K,_controller_double.states,result1);
double_sub_matrix(nInputs,1,reference_aux,result1, _controller_double.inputs);
double_matrix_multiplication(nOutputs,nStates,nStates,1,_controller_double.C,_controller_double.states,result1);
if(flag == 1)
double_matrix_multiplication(nOutputs,nInputs,nInputs,1,_controller_double.D,_controller_double.inputs,result2);
double_add_matrix(nOutputs,1,result1,result2,_controller_double.outputs);
double_matrix_multiplication(nStates,nStates,nStates,1,_controller_double.A,_controller_double.states,result1);
double_matrix_multiplication(nStates,nInputs,nInputs,1,_controller_double.B,_controller_double.inputs,result2);
double_add_matrix(nStates,1,result1,result2,_controller_double.states);
return _controller_double.outputs[0][0];
}
int verify_error_state_space(void){
int i,j;
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
new_state[i][j]= (_controller.states[i][j]);
}
}
for(i=0; i<nStates;i++){
for(j=0; j<1;j++){
new_stateFWL[i][j]= (_controller.states[i][j]);
}
}
_controller_fxp = _controller;
_controller_double = _controller;
overflow_mode = 0;
fxp_t x[0];
fxp_t min_fxp = fxp_double_to_fxp(impl.min);
fxp_t max_fxp = fxp_double_to_fxp(impl.max);
double nondet_constant_input = nondet_double();
__DSVERIFIER_assume(nondet_constant_input >= min_fxp && nondet_constant_input <= max_fxp);
for (i = 0; i < 0; ++i) {
x[i] = nondet_constant_input;
}
double __quant_error;
if(closed_loop){
for (i = 0; i < 0; ++i) {
__quant_error = ss_closed_loop_quantization_error(x[i]) - fxp_ss_closed_loop_quantization_error(x[i]);
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
((void) sizeof ((
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
__quant_error < error_limit && __quant_error > ((-1)*error_limit)
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
__quant_error < error_limit && __quant_error > ((-1)*error_limit)
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
) ; else __assert_fail (
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
"__quant_error < error_limit && __quant_error > ((-1)*error_limit)"
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h", 354, __extension__ __PRETTY_FUNCTION__); }))
# 354 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
;
}
}
else {
for (i=0; i < 0; i++)
{
__quant_error = ss_system_quantization_error(x[i]);
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
((void) sizeof ((
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
__quant_error < error_limit && __quant_error > ((-1)*error_limit)
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
__quant_error < error_limit && __quant_error > ((-1)*error_limit)
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
) ; else __assert_fail (
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
"__quant_error < error_limit && __quant_error > ((-1)*error_limit)"
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h", 361, __extension__ __PRETTY_FUNCTION__); }))
# 361 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_error_state_space.h"
;
}
}
return 0;
}
# 44 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h" 1
# 17 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h"
extern digital_system_state_space _controller;
extern double error_limit;
extern int closed_loop;
double fxp_ss_closed_loop_safety(){
double reference[4][4];
double result1[4][4];
double result2[4][4];
fxp_t K_fpx[4][4];
fxp_t outputs_fpx[4][4];
fxp_t result_fxp[4][4];
unsigned int i;
unsigned int j;
unsigned int k;
short unsigned int flag = 0;
for(i=0; i<nOutputs;i++){
for(j=0; j<nInputs;j++){
if(_controller.D[i][j] != 0){
flag = 1;
}
}
}
for(i=0; i<nInputs;i++){
for(j=0; j<1;j++){
reference[i][j]= (_controller.inputs[i][j]);
}
}
for(i=0; i<nInputs;i++){
for(j=0; j<nOutputs;j++){
K_fpx[i][j]=0;
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<1;j++){
outputs_fpx[i][j]=0;
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
result_fxp[i][j]=0;
}
}
for(i=0; i<nInputs;i++){
for(j=0; j<nOutputs;j++){
K_fpx[i][j]= fxp_double_to_fxp(_controller.K[i][j]);
}
}
for(i=0; i<4;i++){
for(j=0; j<4;j++){
result1[i][j]=0;
result2[i][j]=0;
}
}
for (i = 1; i < 0; i++) {
double_matrix_multiplication(nOutputs,nStates,nStates,1,_controller.C,_controller.states,result1);
if(flag == 1){
double_matrix_multiplication(nOutputs,nInputs,nInputs,1,_controller.D,_controller.inputs,result2);
}
double_add_matrix(nOutputs,
1,
result1,
result2,
_controller.outputs);
for(k=0; k<nOutputs;k++){
for(j=0; j<1;j++){
outputs_fpx[k][j]= fxp_double_to_fxp(_controller.outputs[k][j]);
}
}
fxp_matrix_multiplication(nInputs,nOutputs,nOutputs,1,K_fpx,outputs_fpx,result_fxp);
for(k=0; k<nInputs;k++){
for(j=0; j<1;j++){
result1[k][j]= fxp_to_double(result_fxp[k][j]);
}
}
printf("### fxp: U (before) = %.9f", _controller.inputs[0][0]);
printf("### fxp: reference = %.9f", reference[0][0]);
printf("### fxp: result1 = %.9f", result1[0][0]);
printf("### fxp: reference - result1 = %.9f", (reference[0][0] - result1[0][0]));
double_sub_matrix(nInputs,
1,
reference,
result1,
_controller.inputs);
printf("### fxp: Y = %.9f", _controller.outputs[0][0]);
printf("### fxp: U (after) = %.9f \n### \n### ", _controller.inputs[0][0]);
double_matrix_multiplication(nStates,nStates,nStates,1,_controller.A,_controller.states,result1);
double_matrix_multiplication(nStates,nInputs,nInputs,1,_controller.B,_controller.inputs,result2);
double_add_matrix(nStates,
1,
result1,
result2,
_controller.states);
}
return _controller.outputs[0][0];
}
int verify_safety_state_space(void){
fxp_t output_fxp = fxp_ss_closed_loop_safety();
double output_double = fxp_to_double(output_fxp);
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h" 3 4
((void) sizeof ((
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h"
output_double <= error_limit
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h"
output_double <= error_limit
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h" 3 4
) ; else __assert_fail (
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h"
"output_double <= error_limit"
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h", 140, __extension__ __PRETTY_FUNCTION__); }))
# 140 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_safety_state_space.h"
;
return 0;
}
# 45 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 1
# 14 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
extern digital_system_state_space _controller;
int verify_controllability(void){
int i;
int j;
fxp_t A_fpx[4][4];
fxp_t B_fpx[4][4];
fxp_t controllabilityMatrix[4][4];
fxp_t backup[4][4];
fxp_t backupSecond[4][4];
double controllabilityMatrix_double[4][4];
for(i=0; i<nStates;i++){
for(j=0; j<(nStates*nInputs);j++){
A_fpx[i][j] = 0.0;
B_fpx[i][j] = 0.0;
controllabilityMatrix[i][j] = 0.0;
backup[i][j] = 0.0;
backupSecond[i][j] = 0.0;
controllabilityMatrix_double[i][j] = 0.0;
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
A_fpx[i][j]= fxp_double_to_fxp(_controller.A[i][j]);
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nInputs;j++){
B_fpx[i][j]= fxp_double_to_fxp(_controller.B[i][j]);
}
}
if(nInputs > 1){
int l = 0;
for(j=0; j<(nStates*nInputs);){
fxp_exp_matrix(nStates,nStates,A_fpx,l,backup);
l++;
fxp_matrix_multiplication(nStates,nStates,nStates,nInputs,backup,B_fpx,backupSecond);
for(int k = 0; k < nInputs; k++){
for(i = 0; i<nStates;i++){
controllabilityMatrix[i][j]= backupSecond[i][k];
}
j++;
}
}
for(i=0; i<nStates;i++){
for(j=0; j<(nStates*nInputs);j++){
backup[i][j]= 0.0;
}
}
fxp_transpose(controllabilityMatrix,backup,nStates,(nStates*nInputs));
fxp_t mimo_controllabilityMatrix_fxp[4][4];
fxp_matrix_multiplication(nStates,(nStates*nInputs),(nStates*nInputs),nStates,controllabilityMatrix,backup,mimo_controllabilityMatrix_fxp);
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
controllabilityMatrix_double[i][j]= fxp_to_double(mimo_controllabilityMatrix_fxp[i][j]);
}
}
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
((void) sizeof ((
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(controllabilityMatrix_double,nStates) != 0
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(controllabilityMatrix_double,nStates) != 0
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ; else __assert_fail (
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
"determinant(controllabilityMatrix_double,nStates) != 0"
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h", 91, __extension__ __PRETTY_FUNCTION__); }))
# 91 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
;
} else {
for(j=0; j<nStates;j++){
fxp_exp_matrix(nStates,nStates,A_fpx,j,backup);
fxp_matrix_multiplication(nStates,nStates,nStates,nInputs,backup,B_fpx,backupSecond);
for(i = 0; i<nStates;i++){
controllabilityMatrix[i][j]= backupSecond[i][0];
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
controllabilityMatrix_double[i][j]= fxp_to_double(controllabilityMatrix[i][j]);
}
}
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
((void) sizeof ((
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(controllabilityMatrix_double,nStates) != 0
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(controllabilityMatrix_double,nStates) != 0
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ; else __assert_fail (
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
"determinant(controllabilityMatrix_double,nStates) != 0"
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h", 113, __extension__ __PRETTY_FUNCTION__); }))
# 113 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
;
}
return 0;
}
int verify_controllability_double(void){
int i;
int j;
double controllabilityMatrix[4][4];
double backup[4][4];
double backupSecond[4][4];
double controllabilityMatrix_double[4][4];
if(nInputs > 1){
int l = 0;
for(j=0; j<(nStates*nInputs);){
double_exp_matrix(nStates,nStates,_controller.A,l,backup);
l++;
double_matrix_multiplication(nStates,nStates,nStates,nInputs,backup,_controller.B,backupSecond);
for(int k = 0; k < nInputs; k++){
for(i = 0; i<nStates;i++){
controllabilityMatrix[i][j]= backupSecond[i][k];
}
j++;
}
}
for(i=0; i<nStates;i++){
for(j=0; j<(nStates*nInputs);j++){
backup[i][j]= 0.0;
}
}
transpose(controllabilityMatrix,backup,nStates,(nStates*nInputs));
double mimo_controllabilityMatrix_double[4][4];
double_matrix_multiplication(nStates,(nStates*nInputs),(nStates*nInputs),nStates,controllabilityMatrix,backup,mimo_controllabilityMatrix_double);
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
((void) sizeof ((
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(mimo_controllabilityMatrix_double,nStates) != 0
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(mimo_controllabilityMatrix_double,nStates) != 0
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ; else __assert_fail (
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
"determinant(mimo_controllabilityMatrix_double,nStates) != 0"
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h", 154, __extension__ __PRETTY_FUNCTION__); }))
# 154 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
;
} else {
for(j=0; j<nStates;j++){
double_exp_matrix(nStates,nStates,_controller.A,j,backup);
double_matrix_multiplication(nStates,nStates,nStates,nInputs,backup,_controller.B,backupSecond);
for(i = 0; i<nStates;i++){
controllabilityMatrix[i][j]= backupSecond[i][0];
}
}
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
((void) sizeof ((
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(controllabilityMatrix,nStates) != 0
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
determinant(controllabilityMatrix,nStates) != 0
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
) ; else __assert_fail (
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
"determinant(controllabilityMatrix,nStates) != 0"
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h", 163, __extension__ __PRETTY_FUNCTION__); }))
# 163 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_controllability.h"
;
}
return 0;
}
# 46 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 1
# 17 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
extern digital_system_state_space _controller;
int verify_observability(void){
int i;
int j;
fxp_t A_fpx[4][4];
fxp_t C_fpx[4][4];
fxp_t observabilityMatrix[4][4];
fxp_t backup[4][4];
fxp_t backupSecond[4][4];
double observabilityMatrix_double[4][4];
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
observabilityMatrix[i][j]= 0;
A_fpx[i][j]=0;
C_fpx[i][j]= 0;
backup[i][j]= 0;
backupSecond[i][j]= 0;
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
A_fpx[i][j]= fxp_double_to_fxp(_controller.A[i][j]);
}
}
for(i=0; i<nOutputs;i++){
for(j=0; j<nStates;j++){
C_fpx[i][j]= fxp_double_to_fxp(_controller.C[i][j]);
}
}
if(nOutputs > 1){
int l;
j = 0;
for(l=0; l<nStates;){
fxp_exp_matrix(nStates,nStates,A_fpx,l,backup);
l++;
fxp_matrix_multiplication(nOutputs,nStates,nStates,nStates,C_fpx,backup,backupSecond);
for(int k = 0; k < nOutputs; k++){
for(i = 0; i<nStates;i++){
observabilityMatrix[j][i]= backupSecond[k][i];
}
j++;
}
}
# 80 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
for(i=0; i<nStates;i++){
for(j=0; j<(nStates*nOutputs);j++){
backup[i][j]= 0.0;
}
}
fxp_transpose(observabilityMatrix,backup,(nStates*nOutputs),nStates);
# 99 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
fxp_t mimo_observabilityMatrix_fxp[4][4];
fxp_matrix_multiplication(nStates,(nStates*nOutputs),(nStates*nOutputs),nStates,backup,observabilityMatrix,mimo_observabilityMatrix_fxp);
# 112 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
observabilityMatrix_double[i][j]= fxp_to_double(mimo_observabilityMatrix_fxp[i][j]);
}
}
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
((void) sizeof ((
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
determinant(observabilityMatrix_double,nStates) != 0
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
determinant(observabilityMatrix_double,nStates) != 0
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
) ; else __assert_fail (
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
"determinant(observabilityMatrix_double,nStates) != 0"
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h", 119, __extension__ __PRETTY_FUNCTION__); }))
# 119 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
;
}else{
for(i=0; i<nStates;i++){
fxp_exp_matrix(nStates,nStates,A_fpx,i,backup);
fxp_matrix_multiplication(nOutputs,nStates,nStates,nStates,C_fpx,backup,backupSecond);
for(j = 0; j<nStates;j++){
observabilityMatrix[i][j]= backupSecond[0][j];
}
}
for(i=0; i<nStates;i++){
for(j=0; j<nStates;j++){
observabilityMatrix_double[i][j]= fxp_to_double(observabilityMatrix[i][j]);
}
}
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
((void) sizeof ((
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
determinant(observabilityMatrix_double,nStates) != 0
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
) ? 1 : 0), __extension__ ({ if (
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
determinant(observabilityMatrix_double,nStates) != 0
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
) ; else __assert_fail (
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
"determinant(observabilityMatrix_double,nStates) != 0"
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h" 3 4
, "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h", 134, __extension__ __PRETTY_FUNCTION__); }))
# 134 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_observability.h"
;
}
return 0;
}
# 47 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
# 1 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_magnitude.h" 1
# 16 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_magnitude.h"
extern filter_parameters filter;
extern implementation impl;
extern digital_system ds;
# 28 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/engine/verify_magnitude.h"
void resp_mag(double* num, int lnum, double* den, int lden, double* res, int N) {
double w;
int m, i;
double out_numRe[N + 1];
double out_numIm[N + 1];
double out_denRe[N + 1];
double out_denIm[N + 1];
double old_out_Re;
double zero_test;
for (w = 0, i = 0; w <= 3.14159265358979323846; w += 3.14159265358979323846 / N, ++i) {
out_numRe[i] = num[0];
out_numIm[i] = 0;
for (m = 1; m < lnum; ++m) {
old_out_Re = out_numRe[i];
out_numRe[i] = cosTyl(w, 6) * out_numRe[i] - sinTyl(w, 6) * out_numIm[i] + num[m];
out_numIm[i] = sinTyl(w, 6) * old_out_Re + cosTyl(w, 6) * out_numIm[i];
}
out_denRe[i] = den[0];
out_denIm[i] = 0;
for (m = 1; m < lden; ++m) {
old_out_Re = out_denRe[i];
out_denRe[i] = cosTyl(w, 6) * out_denRe[i] - sinTyl(w, 6) * out_denIm[i] + den[m];
out_denIm[i] = sinTyl(w, 6) * old_out_Re + cosTyl(w, 6) * out_denIm[i];
}
res[i] = sqrt3(out_numRe[i] * out_numRe[i] + out_numIm[i] * out_numIm[i]);
zero_test = sqrt3(out_denRe[i] * out_denRe[i] + out_denIm[i] * out_denIm[i]);
__DSVERIFIER_assume(zero_test != 0);
res[i] = res[i] / zero_test;
}
}
int verify_magnitude(void) {
int freq_response_samples = 100;
double w;
double w_incr = 1.0 / freq_response_samples;
double res[freq_response_samples+1];
int i,j;
fxp_t a_fxp[ds.a_size];
fxp_double_to_fxp_array(ds.a, a_fxp, ds.a_size);
double _a[ds.a_size];
fxp_to_double_array(_a, a_fxp, ds.a_size);
fxp_t b_fxp[ds.b_size];
fxp_double_to_fxp_array(ds.b, b_fxp, ds.b_size);
double _b[ds.b_size];
fxp_to_double_array(_b, b_fxp, ds.b_size);
resp_mag(ds.b, ds.b_size, ds.a, ds.a_size, res, freq_response_samples);
if (filter.type == 1) {
for (i = 0, w = 0; (w <= 1.0); ++i, w += w_incr) {
if (w <= filter.wp) {
__DSVERIFIER_assert_msg(res[i] >= filter.Ap, "|----------------Passband Failure-------------|");
} else if (w == filter.wc) {
__DSVERIFIER_assert_msg(res[i] <= filter.Ac, "|-------------Cutoff Frequency Failure--------|");
} else if ((w >= filter.wr) && (w <= 1)) {
__DSVERIFIER_assert_msg(res[i] <= filter.Ar, "|----------------Stopband Failure-------------|");
}
}
} else if (filter.type == 2) {
for (i = 0, w = 0; (w <= 1.0); ++i, w += w_incr) {
if (w <= filter.wr) {
__DSVERIFIER_assert_msg(res[i] <= filter.Ar, "|----------------Stopband Failure-------------|");
} else if (w == filter.wc) {
__DSVERIFIER_assert_msg(res[i] <= filter.Ac, "|-------------Cutoff Frequency Failure--------|");
} else if ((w > filter.wp) && (w <= 1)) {
__DSVERIFIER_assert_msg(res[i] >= filter.Ap, "|----------------Passband Failure-------------|");
}
}
} else {
__DSVERIFIER_assert(0);
}
return 0;
}
# 48 "/home/yashchopda/Desktop/dsverifier-v2.0.3-esbmc-v4.0-cbmc-5.6/bmc/dsverifier.h" 2
extern digital_system ds;
extern digital_system plant;
digital_system plant_cbmc;
extern digital_system controller;
extern implementation impl;
extern hardware hw;
extern digital_system_state_space _controller;
extern filter_parameters filter;
unsigned int nondet_uint();
extern void initials();
void validation();
void call_verification_task(void * verification_task);
void call_closedloop_verification_task(void * closedloop_verification_task);
float nondet_float();
double nondet_double();
int main(){
initialization();
validation();
if (1 == 0)
rounding_mode = 0;
else if (1 == 1)
rounding_mode = 1;
else if (1 == 2)
rounding_mode = 2;
if (7 == 3)
{
call_verification_task(&verify_overflow);
}
else if (7 == 2)
{
call_verification_task(&verify_limit_cycle);
}
else if (7 == 6)
{
call_verification_task(&verify_error);
}
else if (7 == 1)
{
call_verification_task(&verify_zero_input_limit_cycle);
}
else if (7 == 4)
{
call_verification_task(&verify_timing_msp_430);
}
else if (7 == 5)
{
call_verification_task(&verify_generic_timing);
}
else if (7 == 7)
{
call_verification_task(&verify_stability);
}
else if (7 == 8)
{
call_verification_task(&verify_minimum_phase);
}
else if (7 == 9)
{
call_closedloop_verification_task(&verify_stability_closedloop_using_dslib);
}
else if (7 == 10)
{
call_closedloop_verification_task(&verify_limit_cycle_closed_loop);
}
else if (7 == 11)
{
call_closedloop_verification_task(&verify_error_closedloop);
}
else if (7 == 12)
{
verify_error_state_space();
}
else if (7 == 16)
{
verify_safety_state_space();
}
else if (7 == 13)
{
verify_controllability();
}
else if (7 == 14)
{
verify_observability();
}
else if (7 == 15)
{
verify_limit_cycle_state_space();
}
else if (7 == 18)
{
call_verification_task(&verify_magnitude);
}
return 0;
}
void validation()
{
if (7 == 12 || 7 == 16 ||
7 == 15 || 7 == 13 ||
7 == 14)
{
if (0 == 0)
{
printf("\n\n********************************************************************************************\n");
printf("* set a K_SIZE to use this property in DSVerifier (use: -DK_SIZE=VALUE) *\n");
printf("********************************************************************************************\n");
__DSVERIFIER_assert(0);
exit(1);
}
initials();
return;
}
if (((7 != 9) && (7 != 10) &&
(7 != 11)) && (ds.a_size == 0 || ds.b_size == 0))
{
printf("\n\n****************************************************************************\n");
printf("* set (ds and impl) parameters to check with DSVerifier *\n");
printf("****************************************************************************\n");
__DSVERIFIER_assert(0);
}
if ((7 == 9) || (7 == 10) ||
(7 == 11))
{
if (controller.a_size == 0 || plant.b_size == 0 || impl.int_bits == 0 )
{
printf("\n\n*****************************************************************************************************\n");
printf("* set (controller, plant, and impl) parameters to check CLOSED LOOP with DSVerifier *\n");
printf("*****************************************************************************************************\n");
__DSVERIFIER_assert(0);
}
else
{
printf("\n\n*****************************************************************************************************\n");
printf("* set (controller and impl) parameters so that they do not overflow *\n");
printf("*****************************************************************************************************\n");
unsigned j;
for (j = 0; j < controller.a_size; ++j)
{
const double value=controller.a[j];
__DSVERIFIER_assert(value <= _dbl_max);
__DSVERIFIER_assert(value >= _dbl_min);
}
for (j = 0; j < controller.b_size; ++j)
{
const double value=controller.b[j];
__DSVERIFIER_assert(value <= _dbl_max);
__DSVERIFIER_assert(value >= _dbl_min);
}
}
if (controller.b_size > 0)
{
unsigned j, zeros=0;
for (j = 0; j < controller.b_size; ++j)
{
if (controller.b[j]==0)
++zeros;
}
if (zeros == controller.b_size)
{
printf("\n\n*****************************************************************************************************\n");
printf("* The controller numerator must not be zero *\n");
printf("*****************************************************************************************************\n");
__DSVERIFIER_assert(0);
}
}
if (controller.a_size > 0)
{
unsigned j, zeros=0;
for (j = 0; j < controller.a_size; ++j)
{
if (controller.a[j]==0)
++zeros;
}
if (zeros == controller.a_size)
{
printf("\n\n*****************************************************************************************************\n");
printf("* The controller denominator must not be zero *\n");
printf("*****************************************************************************************************\n");
__DSVERIFIER_assert(0);
}
}
if (0 == 0)
{
printf("\n\n***************************************************************************************************************\n");
printf("* set a connection mode to check CLOSED LOOP with DSVerifier (use: --connection-mode TYPE) *\n");
printf("***************************************************************************************************************\n");
__DSVERIFIER_assert(0);
}
}
if (7 == 0)
{
printf("\n\n***************************************************************************************\n");
printf("* set the property to check with DSVerifier (use: --property NAME) *\n");
printf("***************************************************************************************\n");
__DSVERIFIER_assert(0);
}
if ((7 == 3) || (7 == 2) || (7 == 1) ||
(7 == 10) || (7 == 11) ||
(7 == 4 || 7 == 5) || 7 == 6)
{
if ((15 == 0) && !(0 == 1))
{
printf("\n\n********************************************************************************************\n");
printf("* set a X_SIZE to use this property in DSVerifier (use: --x-size VALUE) *\n");
printf("********************************************************************************************\n");
__DSVERIFIER_assert(0);
}
else if (0 == 1)
{
X_SIZE_VALUE = nondet_uint();
__DSVERIFIER_assume( X_SIZE_VALUE > (2 * ds.a_size));
}
else if (15 < 0)
{
printf("\n\n********************************************************************************************\n");
printf("* set a X_SIZE > 0 *\n");
printf("********************************************************************************************\n");
__DSVERIFIER_assert(0);
}
else
{
X_SIZE_VALUE = 15;
}
}
if ((3 == 0) && (7 != 9) && (7 != 18))
{
printf("\n\n*********************************************************************************************\n");
printf("* set the realization to check with DSVerifier (use: --realization NAME) *\n");
printf("*********************************************************************************************\n");
__DSVERIFIER_assert(0);
}
if (7 == 6 || 7 == 11)
{
if (impl.max_error == 0)
{
printf("\n\n***********************************************************************\n");
printf("* provide the maximum expected error (use: impl.max_error) *\n");
printf("***********************************************************************\n");
__DSVERIFIER_assert(0);
}
}
if (7 == 4 || 7 == 5)
{
if (7 == 5 || 7 == 4)
{
if (hw.clock == 0l)
{
printf("\n\n***************************\n");
printf("* Clock could not be zero *\n");
printf("***************************\n");
__DSVERIFIER_assert(0);
}
hw.cycle = ((double) 1.0 / hw.clock);
if (hw.cycle < 0)
{
printf("\n\n*********************************************\n");
printf("* The cycle time could not be representable *\n");
printf("*********************************************\n");
__DSVERIFIER_assert(0);
}
if (ds.sample_time == 0)
{
printf("\n\n*****************************************************************************\n");
printf("* provide the sample time of the digital system (ds.sample_time) *\n");
printf("*****************************************************************************\n");
__DSVERIFIER_assert(0);
}
}
}
if (7 == 18)
{
if (!((filter.Ap > 0) && (filter.Ac >0) && (filter.Ar >0)))
{
printf("\n\n*****************************************************************************\n");
printf("* set values bigger than 0 for Ap, Ac and Ar* \n");
printf("*****************************************************************************\n");
__DSVERIFIER_assert(0);
}
}
if ((3 == 7) || (3 == 8) || (3 == 9) ||
(3 == 10) || (3 == 11) || (3 == 12))
{
printf("\n\n******************************************\n");
printf("* Temporarily the cascade modes are disabled *\n");
printf("**********************************************\n");
__DSVERIFIER_assert(0);
}
}
void call_verification_task(void * verification_task)
{
int i = 0;
_Bool base_case_executed = 0;
if (0 == 2)
{
for(i=0; i<ds.b_size; i++)
{
if (ds.b_uncertainty[i] > 0)
{
double factor = ds.b_uncertainty[i];
factor = factor < 0 ? factor * (-1) : factor;
double min = ds.b[i] - factor;
double max = ds.b[i] + factor;
if ((factor == 0) && (base_case_executed == 1))
{
continue;
}
else if ((factor == 0) && (base_case_executed == 0))
{
base_case_executed = 1;
}
ds.b[i] = nondet_double();
__DSVERIFIER_assume((ds.b[i] >= min) && (ds.b[i] <= max));
}
}
for(i=0; i<ds.a_size; i++)
{
if (ds.a_uncertainty[i] > 0)
{
double factor = ds.a_uncertainty[i];
factor = factor < 0 ? factor * (-1) : factor;
double min = ds.a[i] - factor;
double max = ds.a[i] + factor;
if ((factor == 0) && (base_case_executed == 1))
{
continue;
}
else if ((factor == 0) && (base_case_executed == 0))
{
base_case_executed = 1;
}
ds.a[i] = nondet_double();
__DSVERIFIER_assume((ds.a[i] >= min) && (ds.a[i] <= max));
}
}
}
else
{
int i=0;
for(i=0; i<ds.b_size; i++)
{
if (ds.b_uncertainty[i] > 0)
{
double factor = ((ds.b[i] * ds.b_uncertainty[i]) / 100);
factor = factor < 0 ? factor * (-1) : factor;
double min = ds.b[i] - factor;
double max = ds.b[i] + factor;
if ((factor == 0) && (base_case_executed == 1))
{
continue;
}
else if ((factor == 0) && (base_case_executed == 0))
{
base_case_executed = 1;
}
ds.b[i] = nondet_double();
__DSVERIFIER_assume((ds.b[i] >= min) && (ds.b[i] <= max));
}
}
for(i=0; i<ds.a_size; i++)
{
if (ds.a_uncertainty[i] > 0)
{
double factor = ((ds.a[i] * ds.a_uncertainty[i]) / 100);
factor = factor < 0 ? factor * (-1) : factor;
double min = ds.a[i] - factor;
double max = ds.a[i] + factor;
if ((factor == 0) && (base_case_executed == 1))
{
continue;
}
else if ((factor == 0) && (base_case_executed == 0))
{
base_case_executed = 1;
}
ds.a[i] = nondet_double();
__DSVERIFIER_assume((ds.a[i] >= min) && (ds.a[i] <= max));
}
}
}
((void(*)())verification_task)();
}
void call_closedloop_verification_task(void * closedloop_verification_task)
{
_Bool base_case_executed = 0;
int i=0;
for(i=0; i<plant.b_size; i++)
{
if (plant.b_uncertainty[i] > 0)
{
double factor = ((plant.b[i] * plant.b_uncertainty[i]) / 100);
factor = factor < 0 ? factor * (-1) : factor;
double min = plant.b[i] - factor;
double max = plant.b[i] + factor;
if ((factor == 0) && (base_case_executed == 1))
{
continue;
}
else if ((factor == 0) && (base_case_executed == 0))
{
base_case_executed = 1;
}
plant.b[i] = nondet_double();
__DSVERIFIER_assume((plant.b[i] >= min) && (plant.b[i] <= max));
}else{
}
}
for(i=0; i<plant.a_size; i++)
{
if (plant.a_uncertainty[i] > 0)
{
double factor = ((plant.a[i] * plant.a_uncertainty[i]) / 100);
factor = factor < 0 ? factor * (-1) : factor;
double min = plant.a[i] - factor;
double max = plant.a[i] + factor;
if ((factor == 0) && (base_case_executed == 1))
{
continue;
}
else if ((factor == 0) && (base_case_executed == 0))
{
base_case_executed = 1;
}
plant.a[i] = nondet_double();
__DSVERIFIER_assume((plant.a[i] >= min) && (plant.a[i] <= max));
}
else
{
}
}
((void(*)())closedloop_verification_task)();
}
# 2 "benchmarks/ds-02-impl3.c" 2
digital_system ds = {
.b = { 60.0, -50.0 },
.b_size = 2,
.a = { 1.0, 0.0 },
.a_size = 2,
.sample_time = 0.02
};
implementation impl = {
.int_bits = 10,
.frac_bits = 6,
.max = 1.0,
.min = -1.0,
};
|
the_stack_data/102156.c | /* Test generation of maclhwu on 405. */
/* Origin: Joseph Myers <[email protected]> */
/* { dg-do compile } */
/* { dg-require-effective-target ilp32 } */
/* { dg-options "-O2 -mcpu=405" } */
/* { dg-final { scan-assembler "maclhwu " } } */
unsigned int
f(unsigned int a, unsigned int b, unsigned int c)
{
a += (unsigned short)b * (unsigned short)c;
return a;
}
|
the_stack_data/107952812.c | unsigned char bmptk_stack[ 24 ] __attribute__ ((section(".bmptk_stack"))); |
the_stack_data/73574730.c | /*
** EPITECH PROJECT, 2018
** error_handling.c
** File description:
** error handling
*/
#include <stdio.h>
int check_paramters(int ac, char **av)
{
if (ac >= 3) {
fprintf(stderr, "Wrong arguments give, please try "\
"with this format : ./solver [method] < maze_file\n");
return (-1);
} else if (ac >= 2 && av[1][0] == '-' &&
av[1][1] == 'h' && av[1][2] == 0) {
printf("USAGE\n -h display usage\n"\
" wall-follower "\
"use the wall follower agorithm\n"\
" best-first use the best-first method"\
" A* use the A star algorithm\n");
return (1);
} else if (ac != 2)
return (-1);
return (0);
}
|
the_stack_data/365442.c | #include <stdio.h>
#if defined(_WIN32) && !defined(GREETING_STATIC)
__declspec(dllexport)
#endif
void greeting(void)
{
printf("Hello world!\n");
}
|
the_stack_data/90763086.c | #include <stdio.h>
int main() {
int X = 0, Y = 0;
scanf("%d %d", &X, &Y);
if (X >= 0 && X <= 432 && Y >=0 && Y <= 468)
printf("dentro\n");
else
printf("fora\n");
return 0;
} |
the_stack_data/162642598.c | #include "stdio.h"
#include "stdint.h"
#include "inttypes.h"
uint32_t countDivisors(uint64_t n)
{
uint32_t i = 0;
uint32_t count = 0;
for (i = 1; i * i <= n; ++i)
{
if (n % i == 0)
{
if (n / i == i)
{
count++;
}
else
{
count += 2;
}
}
}
return count;
}
int main(int argc, char const *argv[])
{
uint32_t count = 0;
uint32_t i = 0;
uint64_t triangle = 0;
while (count < 500)
{
i++;
triangle += i;
count = countDivisors(triangle);
}
printf("%" PRIu64 "\n", triangle);
return 0;
}
|
the_stack_data/124598.c | int x;
typedef struct myType{
int x;
int y;
int z;
} myType_t;
int main(){
typeof(x) a, b;
typeof(myType_t*) myPtr;
typeof(myType_t) myData;
myPtr=&myData;
a=10;
b=10;
}
|
the_stack_data/92327672.c | #include <stdio.h>
#include <math.h>
int a = 0,b = 0, c = 0, a1 = 0, b1 = 0, com[5] = { 1, 0, 0, 0, 0};
int anum[5] = {0}, anumcp[5] = {0}, bnum[5] = {0};
int acomp[5] = {0}, bcomp[5] = {0}, pro[5] = {0}, res[5] = {0};
void binary(){
a1 = fabs(a);
b1 = fabs(b);
int r, r2, i, temp;
for (i = 0; i < 5; i++){
r = a1 % 2;
a1 = a1 / 2;
r2 = b1 % 2;
b1 = b1 / 2;
anum[i] = r;
anumcp[i] = r;
bnum[i] = r2;
if(r2 == 0){
bcomp[i] = 1;
}
if(r == 0){
acomp[i] =1;
}
}
//part for two's complementing
c = 0;
for ( i = 0; i < 5; i++){
res[i] = com[i]+ bcomp[i] + c;
if(res[i] >= 2){
c = 1;
}
else
c = 0;
res[i] = res[i] % 2;
}
for (i = 4; i >= 0; i--){
bcomp[i] = res[i];
}
//in case of negative inputs
if (a < 0){
c = 0;
for (i = 4; i >= 0; i--){
res[i] = 0;
}
for ( i = 0; i < 5; i++){
res[i] = com[i] + acomp[i] + c;
if (res[i] >= 2){
c = 1;
}
else
c = 0;
res[i] = res[i]%2;
}
for (i = 4; i >= 0; i--){
anum[i] = res[i];
anumcp[i] = res[i];
}
}
if(b < 0){
for (i = 0; i < 5; i++){
temp = bnum[i];
bnum[i] = bcomp[i];
bcomp[i] = temp;
}
}
}
void add(int num[]){
int i;
c = 0;
for ( i = 0; i < 5; i++){
res[i] = pro[i] + num[i] + c;
if (res[i] >= 2){
c = 1;
}
else{
c = 0;
}
res[i] = res[i]%2;
}
for (i = 4; i >= 0; i--){
pro[i] = res[i];
printf("%d",pro[i]);
}
printf(":");
for (i = 4; i >= 0; i--){
printf("%d", anumcp[i]);
}
}
void arshift(){//for arithmetic shift right
int temp = pro[4], temp2 = pro[0], i;
for (i = 1; i < 5 ; i++){//shift the MSB of product
pro[i-1] = pro[i];
}
pro[4] = temp;
for (i = 1; i < 5 ; i++){//shift the LSB of product
anumcp[i-1] = anumcp[i];
}
anumcp[4] = temp2;
printf("\nAR-SHIFT: ");//display together
for (i = 4; i >= 0; i--){
printf("%d",pro[i]);
}
printf(":");
for(i = 4; i >= 0; i--){
printf("%d", anumcp[i]);
}
}
void main(){
int i, q = 0;
printf("\t\tBOOTH'S MULTIPLICATION ALGORITHM");
printf("\nEnter two numbers to multiply: ");
printf("\nBoth must be less than 16");
//simulating for two numbers each below 16
do{
printf("\nEnter A: ");
scanf("%d",&a);
printf("Enter B: ");
scanf("%d", &b);
}while(a >=100 || b >=100);
printf("\nExpected product = %d", a * b);
binary();
printf("\n\nBinary Equivalents are: ");
printf("\nA = ");
for (i = 4; i >= 0; i--){
printf("%d", anum[i]);
}
printf("\nB = ");
for (i = 4; i >= 0; i--){
printf("%d", bnum[i]);
}
printf("\nB'+ 1 = ");
for (i = 4; i >= 0; i--){
printf("%d", bcomp[i]);
}
printf("\n\n");
for (i = 0;i < 5; i++){
if (anum[i] == q){//just shift for 00 or 11
printf("\n-->");
arshift();
q = anum[i];
}
else if(anum[i] == 1 && q == 0){//subtract and shift for 10
printf("\n-->");
printf("\nSUB B: ");
add(bcomp);//add two's complement to implement subtraction
arshift();
q = anum[i];
}
else{//add ans shift for 01
printf("\n-->");
printf("\nADD B: ");
add(bnum);
arshift();
q = anum[i];
}
}
printf("\nProduct is = ");
for (i = 4; i >= 0; i--){
printf("%d", pro[i]);
}
for (i = 4; i >= 0; i--){
printf("%d", anumcp[i]);
}
} |
the_stack_data/385104.c | // ***
// *** You MUST modify this file, only the ssort function
// ***
#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include <stdbool.h>
#ifdef TEST_COUNTCHAR
bool countChar(char * filename, int * counts, int size)
{
// open a file whose name is filename for reading
// if fopen fails, return false. Do NOT fclose
// if fopen succeeds, read every character from the file
//
int onechar;
FILE *fptr = fopen(filename,"r");
if(fptr == NULL)
{
return false;
}
while ((onechar = fgetc(fptr)) != EOF)
{
if((onechar >= 0) & (onechar <= size-1))
{
counts[onechar]++;
}
}
fclose(fptr);
// if a character (call it onechar) is between
// 0 and size - 1 (inclusive), increase
// counts[onechar] by one
// You should *NOT* assume that size is 256
// reemember to call fclose
// you may assume that counts already initialized to zero
// size is the size of counts
// you may assume that counts has enough memory space
//
// hint: use fgetc
// Please read the document of fgetc carefully, in particular
// when reaching the end of the file
//
return true;
}
#endif
#ifdef TEST_PRINTCOUNTS
void printCounts(int * counts, int size)
{
int ind;
for(ind=0; ind < size; ind++)
{
if((((ind >= 65) & (ind < 90)) || ((ind >= 97) & (ind <= 122))) &
(counts[ind] != 0))
{
printf("%d, %c, %d\n",ind,ind,counts[ind]);
}
else if(counts[ind] == 0)
{
}
else
{
printf("%d, %s, %d\n",ind," ",counts[ind]);
}
}
// print the values in counts in the following format
// each line has three items:
// ind, onechar, counts[ind]
// ind is between 0 and size - 1 (inclusive)
// onechar is printed if ind is between 'a' and 'z' or
// 'A' and 'Z'. Otherwise, print space
// if counts[ind] is zero, do not print
}
#endif
|
the_stack_data/34513696.c | /*
Optimal Page Replacement Algorithm
*/
#include "stdio.h"
#include "stdlib.h"
#include "stdbool.h"
int pointer;
int faults ,hits;
void print(int frame_size,int frame[])
{
int i;
//printf("Printing the Frames: ");
for(i=0;i<frame_size;i++)
{
if(frame[i]==-1)
printf("- ");
else
printf("%d ",frame[i]);
}
printf("\n");
}
int predict(int reference_length, int references[], int page_no ,int frame_size,int frame[], int start)
{
int pos = -1, farthest = start, i;
for(i=0;i<frame_size;i++)
{
int j;
for(j=start;j<reference_length;j++)
{
if(frame[i]==references[j])
{
if(j>farthest)
{
farthest=j;
pos=i;
}
break;
}
}
if(j==page_no)
return i;
}
if(pos == -1)
return 0;
else
return pos;
}
void add_reference(int frame_size,int frame[], int reference, int current_position,int reference_length, int references[])
{
int i;
bool allocated=false;
for(i=0;i<frame_size;i++)
{
if(frame[i]==reference)
{
printf(" Hit for %d | ", reference);
hits++;
allocated = true;
break;
}
else if(frame[i]==-1)
{
frame[i] = reference;
printf("Fault for %d | ", reference);
faults++;
allocated = true;
break;
}
}
if(allocated==false)
{
int j = predict(reference_length,references,current_position,frame_size,frame,current_position+1);
frame[j] = reference;
printf("Fault for %d | ", reference);
faults++;
}
print(frame_size, frame);
}
int main()
{
int frame_size,i,number_of_references;
printf("Enter frame size: ");
scanf("%d",&frame_size);
int frame[frame_size];
for(i=0;i<frame_size;i++)
{
frame[i] = -1;
}
print(frame_size,frame);
printf("Enter the number of references: ");
scanf("%d",&number_of_references);
int reference[number_of_references];
for(i=0;i<number_of_references;i++)
{
scanf("%d",&reference[i]);
add_reference(frame_size,frame,reference[i],i,number_of_references,reference);
}
printf("\nNumber of faults: %d \nNumber of hits: %d\n",faults,hits );
} |
the_stack_data/57950887.c | void foobar()
{
// int abc;
// long ret = 0;
// int ret =
// ({
// 99;
typeof(
({
// 77;
int __ptr = 7;
// abc = 42;
42;
})) sssss = 12;
// 0;
// });
}
|
the_stack_data/89201468.c | /* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strchr.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: smaccary <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/08/04 18:30:19 by smaccary #+# #+# */
/* Updated: 2020/08/04 18:30:19 by smaccary ### ########.fr */
/* */
/* ************************************************************************** */
char *ft_strchr(const char *s, int c)
{
c = (unsigned char)c;
if (!s)
return (0);
s--;
while (*++s)
if (*s == (char)c)
return ((char *)s);
return ((c == '\0') ? (char *)s : 0);
}
char *ft_setchr(char *str, char *charset)
{
char *found;
int i;
i = -1;
if (!charset)
return (0);
while (charset[++i])
if ((found = ft_strchr(str, charset[i])))
return (found);
return (0);
}
char *ft_setrchr(char *str, char *charset)
{
char *found;
char *next;
found = 0;
while ((next = ft_setchr(str, charset)))
{
if (!*str)
return (str);
str++;
if (!*next)
return (next);
found = next;
}
return (found);
}
|
the_stack_data/33165.c | // RUN: %llvmgcc -emit-llvm -c -o %t1.bc %s
// RUN: rm -rf %t.klee-out
// RUN: %klee --output-dir=%t.klee-out --exit-on-error %t1.bc
#include <stdio.h>
#define ADDRESS ((int*) 0x0080)
int main() {
klee_define_fixed_object(ADDRESS, 4);
int *p = ADDRESS;
*p = 10;
printf("*p: %d\n", *p);
return 0;
}
|
the_stack_data/14623.c | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* gcc-4.8 -m32 -O0 -S sample20.c -o sample20.s
*
* $Id: sample20.c $
* $Lastupdate: 2020/06/16 12:07:03 $
*/
/*
1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
*--------+---------+---------+---------+---------X---------+---------+---------+---------+---------X
*/
void
fun(void)
{
}
|
the_stack_data/93931.c | /*% cc -g -Wall -lncurses -o # %
*/
#include <assert.h>
#include <limits.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <time.h>
#include <errno.h>
#include <curses.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/select.h>
#include <sys/ioctl.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <netdb.h>
#include <locale.h>
#define SCROLL 15
#define DATEFMT "%H:%M"
#define PFMT "%-12s < %s"
#define SRV "chat.freenode.org"
#define PORT 6667
enum { ChanLen = 64, LineLen = 512, MaxChans = 16, BufSz = 2048, LogSz = 4096 };
char nick[64];
int quit, winchg;
int sfd; /* Server file descriptor. */
struct {
int x;
int y;
WINDOW *sw, *mw, *iw;
} scr; /* Screen relative data. */
struct Chan {
char name[ChanLen];
char *buf, *eol;
int n; /* Scroll offset. */
size_t sz; /* size of buf. */
} chl[MaxChans];
int nch, ch; /* Current number of channels, and current channel. */
char outb[BufSz], *outp=outb; /* Output buffer. */
static void scmd(char *, char *, char *, char *);
static void tdrawbar(void);
static void tredraw(void);
static void treset(void);
static void
panic(const char *m)
{
treset();
fprintf(stderr, "Panic: %s\n", m);
exit(1);
}
static void
sndf(const char *fmt, ...)
{
va_list vl;
size_t n, l=BufSz-(outp-outb);
if (l<2) return;
va_start(vl, fmt);
n=vsnprintf(outp, l-2, fmt, vl);
va_end(vl);
outp += n>l-2 ? l-2 : n;
*outp++ = '\r';
*outp++ = '\n';
}
static int
srd(void)
{
static char l[BufSz], *p=l;
char *s, *usr, *cmd, *par, *data;
int rd;
if (p-l>=BufSz) p=l; /* Input buffer overflow, there should something better to do. */
rd=read(sfd, p, BufSz-(p-l));
if (rd<0) {
if (errno==EINTR) return 1;
panic("IO error while reading.");
}
if (rd==0) return 0;
p+=rd;
for (;;) { /* Cycle on all received lines. */
if (!(s=memchr(l, '\n', p-l)))
return 1;
if (s>l && s[-1]=='\r')
s[-1]=0;
*s++ = 0;
if (*l==':') {
if (!(cmd=strchr(l, ' '))) goto lskip;
*cmd++ = 0;
usr = l+1;
} else {
usr = 0;
cmd = l;
}
if (!(par=strchr(cmd, ' '))) goto lskip;
*par++ = 0;
if ((data=strchr(par, ':')))
*data++ = 0;
scmd(usr, cmd, par, data);
lskip:
memmove(l, s, p-s);
p-=s-l;
}
}
static int
dial(const char *host, short port)
{
int f;
struct sockaddr_in sin;
struct addrinfo *ai, hai = { 0 };
hai.ai_family = AF_INET;
hai.ai_socktype = SOCK_STREAM;
if (getaddrinfo(host, 0, &hai, &ai))
panic("Cannot resolve host.");
memcpy(&sin, ai->ai_addr, sizeof sin);
sin.sin_port = htons(port);
freeaddrinfo(ai);
f = socket(AF_INET, SOCK_STREAM, 0);
if (f<0)
panic("Cannot create socket.");
if (connect(f, (struct sockaddr *)&sin, sizeof sin)<0)
panic("Cannot connect to host.");
return f;
}
static int
chadd(char *name)
{
if (nch>=MaxChans || strlen(name)>=ChanLen)
return -1;
strcpy(chl[nch].name, name);
chl[nch].sz=LogSz;
chl[nch].buf=malloc(LogSz);
if (!chl[nch].buf)
panic("Out of memory.");
chl[nch].eol=chl[nch].buf;
chl[nch].n=0;
ch=nch++;
tdrawbar();
return nch;
}
static inline int
chfind(char *name)
{
int i;
assert(name);
for (i=nch-1; i>0; i--)
if (!strcmp(chl[i].name, name))
break;
return i;
}
static int
chdel(char *name)
{
int n;
if (!(n=chfind(name))) return 0;
nch--;
free(chl[n].buf);
memmove(&chl[n], &chl[n+1], (nch-n)*sizeof(struct Chan));
ch=nch-1;
tdrawbar();
return 1;
}
static void
pushf(int cn, const char *fmt, ...)
{
struct Chan *const c=&chl[cn];
size_t n, blen=c->eol-c->buf;
va_list vl;
time_t t;
struct tm *tm;
if (blen+LineLen>=c->sz) {
c->sz *= 2;
c->buf=realloc(c->buf, c->sz);
if (!c->buf) panic("Out of memory.");
c->eol=c->buf+blen;
}
t=time(0);
if (!(tm=localtime(&t))) panic("Localtime failed.");
n=strftime(c->eol, LineLen, DATEFMT, tm);
c->eol[n++] = ' ';
va_start(vl, fmt);
n+=vsnprintf(c->eol+n, LineLen-n-1, fmt, vl);
va_end(vl);
strcat(c->eol, "\n");
if (n>=LineLen-1)
c->eol+=LineLen-1;
else
c->eol+=n+1;
if (cn==ch && c->n==0) {
char *p=c->eol-n-1;
if (p!=c->buf) waddch(scr.mw, '\n');
for (; p<c->eol-1; p++)
waddch(scr.mw, *p);
wrefresh(scr.mw);
}
}
static void
scmd(char *usr, char *cmd, char *par, char *data)
{
int s;
char *pm=strtok(par, " ");
if (!usr) usr="?";
else {
char *bang=strchr(usr, '!');
if (bang)
*bang=0;
}
if (!strcmp(cmd, "PRIVMSG")) {
if (!pm || !data) return;
pushf(chfind(pm), PFMT, usr, data);
} else if (!strcmp(cmd, "PING")) {
sndf("PONG :%s", data?data:"(null)");
} else if (!strcmp(cmd, "PART")) {
if (!pm) return;
pushf(chfind(pm), "-!- %s has left %s", usr, pm);
} else if (!strcmp(cmd, "JOIN")) {
if (!pm) return;
pushf(chfind(pm), "-!- %s has joined %s", usr, pm);
} else if (!strcmp(cmd, "470")) { /* Channel forwarding. */
char *ch=strtok(0, " "), *fch=strtok(0, " ");
if (!ch || !fch || !(s=chfind(ch))) return;
chl[s].name[0] = 0;
strncat(chl[s].name, fch, ChanLen-1);
tdrawbar();
} else if (!strcmp(cmd, "471") || !strcmp(cmd, "473")
|| !strcmp(cmd, "474") || !strcmp(cmd, "475")) { /* Join error. */
if ((pm=strtok(0, " "))) {
chdel(pm);
pushf(0, "-!- Cannot join channel %s (%s)", pm, cmd);
tredraw();
}
} else if (!strcmp(cmd, "QUIT")) { /* Commands we don't care about. */
return;
} else if (!strcmp(cmd, "NOTICE") || !strcmp(cmd, "375")
|| !strcmp(cmd, "372") || !strcmp(cmd, "376")) {
pushf(0, "%s", data?data:"");
} else
pushf(0, "%s - %s %s", cmd, par, data?data:"(null)");
}
static void
uparse(char *m)
{
char *p=m;
if (!p[0] || (p[1]!=' ' && p[1]!=0)) {
pmsg:
if (ch==0) return;
m+=strspn(m, " ");
if (!*m) return;
pushf(ch, PFMT, nick, m);
sndf("PRIVMSG %s :%s", chl[ch].name, m);
return;
}
switch (*p) {
case 'j': /* Join channels. */
p+=1+(p[1]==' ');
p=strtok(p, " ");
while (p) {
if (chadd(p)<0) break;
sndf("JOIN %s", p);
p=strtok(0, " ");
}
tredraw();
return;
case 'l': /* Leave channels. */
p+=1+(p[1]==' ');
if (!*p) {
if (ch==0) return; /* Cannot leave server window. */
strcat(p, chl[ch].name);
}
p=strtok(p, " ");
while (p) {
if (chdel(p))
sndf("PART %s", p);
p=strtok(0, " ");
}
tredraw();
return;
case 'm': /* Private message. */
m=p+1+(p[1]==' ');
if (!(p=strchr(m, ' '))) return;
*p++ = 0;
sndf("PRIVMSG %s :%s", m, p);
return;
case 'r': /* Send raw. */
if (p[1])
sndf("%s", &p[2]);
return;
case 'q': /* Quit. */
quit=1;
return;
default: /* Send on current channel. */
goto pmsg;
}
}
static void
sigwinch(int sig)
{
if (sig) winchg=1;
}
static void
tinit(void)
{
setlocale(LC_ALL, "");
signal(SIGWINCH, sigwinch);
initscr();
raw();
noecho();
getmaxyx(stdscr, scr.y, scr.x);
if (scr.y<4) panic("Screen too small.");
if ((scr.sw=newwin(1, scr.x, 0, 0))==0
|| (scr.mw=newwin(scr.y-2, scr.x, 1, 0))==0
|| (scr.iw=newwin(1, scr.x, scr.y-1, 0))==0)
panic("Cannot create windows.");
keypad(scr.iw, 1);
scrollok(scr.mw, 1);
if (has_colors()==TRUE) {
start_color();
init_pair(1, COLOR_WHITE, COLOR_BLUE);
wbkgd(scr.sw, COLOR_PAIR(1));
}
}
static void
tresize(void)
{
struct winsize ws;
winchg=0;
if (ioctl(0, TIOCGWINSZ, &ws)<0)
panic("Ioctl (TIOCGWINSZ) failed.");
resizeterm(scr.y=ws.ws_row, scr.x=ws.ws_col);
if (scr.y<3 || scr.x<10)
panic("Screen too small.");
wresize(scr.mw, scr.y-2, scr.x);
wresize(scr.iw, 1, scr.x);
wresize(scr.sw, 1, scr.x);
mvwin(scr.iw, scr.y-1, 0);
tredraw();
tdrawbar();
}
static void
tredraw(void)
{
struct Chan *const c=&chl[ch];
char *q, *p;
int llen=0, nl=-1;
if (c->eol==c->buf) {
wclear(scr.mw);
wrefresh(scr.mw);
return;
}
p=c->eol-1;
if (c->n) {
int i=c->n;
for (; p>c->buf; p--)
if (*p=='\n' && !i--) break;
if (p==c->buf) c->n-=i;
}
q=p;
while (nl<scr.y-2) {
llen=0;
while (*q!='\n' && q>c->buf)
q--, llen++;
nl += 1+llen/scr.x;
if (q==c->buf) break;
q--;
}
if (q!=c->buf) q+=2;
for (llen=0; nl>scr.y-2; ) { /* Maybe we must split the top line. */
if (q[llen]=='\n' || llen>=scr.x) {
q+=llen+(q[llen]=='\n');
llen=0;
nl--;
} else llen++;
}
wclear(scr.mw);
wmove(scr.mw, 0, 0);
for (; q<p; q++)
waddch(scr.mw, *q);
wrefresh(scr.mw);
}
static void
tdrawbar(void)
{
size_t l;
int fst=ch;
for (l=0; fst>0 && l<scr.x/2; fst--)
l+=strlen(chl[fst].name)+3;
werase(scr.sw);
for (l=0; fst<nch && l<scr.x; fst++) {
char *p=chl[fst].name;
if (fst==ch) wattron(scr.sw, A_BOLD);
waddch(scr.sw, '['), l++;
for (; *p && l<scr.x; p++, l++)
waddch(scr.sw, *p);
if (l<scr.x-1)
waddstr(scr.sw, "] "), l+=2;
if (fst==ch) wattroff(scr.sw, A_BOLD);
}
wrefresh(scr.sw);
}
static void
tgetch(void)
{
static char l[BufSz];
static size_t shft, cu, len;
size_t dirty=len+1, i;
int c;
c=wgetch(scr.iw);
switch (c) {
case CTRL('n'):
ch=(ch+1)%nch;
tdrawbar();
tredraw();
return;
case CTRL('p'):
ch=(ch+nch-1)%nch;
tdrawbar();
tredraw();
return;
case KEY_PPAGE:
chl[ch].n+=SCROLL;
tredraw();
return;
case KEY_NPAGE:
chl[ch].n-=SCROLL;
if (chl[ch].n<0) chl[ch].n=0;
tredraw();
return;
case CTRL('a'):
cu=0;
break;
case CTRL('e'):
cu=len;
break;
case CTRL('b'):
case KEY_LEFT:
if (cu) cu--;
break;
case CTRL('f'):
case KEY_RIGHT:
if (cu<len) cu++;
break;
case CTRL('k'):
dirty=len=cu;
break;
case CTRL('u'):
if (cu==0) return;
len-=cu;
memmove(l, &l[cu], len);
dirty=cu=0;
break;
case CTRL('d'):
if (cu>=len) return;
memmove(&l[cu], &l[cu+1], len-cu-1);
dirty=cu;
len--;
break;
case KEY_BACKSPACE:
if (cu==0) return;
memmove(&l[cu-1], &l[cu], len-cu);
dirty=--cu;
len--;
break;
case '\n':
l[len]=0;
uparse(l);
dirty=cu=len=0;
break;
default:
if (c>CHAR_MAX || len>=BufSz-1) return; /* Skip other curses codes. */
memmove(&l[cu+1], &l[cu], len-cu);
dirty=cu;
len++;
l[cu++]=c;
break;
}
while (cu<shft)
dirty=0, shft -= shft>=scr.x/2 ? scr.x/2 : shft;
while (cu>=scr.x+shft)
dirty=0, shft += scr.x/2;
if (dirty<=shft)
i=shft;
else if (dirty>scr.x+shft || dirty>len)
goto mvcur;
else
i=dirty;
wmove(scr.iw, 0, i-shft);
wclrtoeol(scr.iw);
for (; i-shft<scr.x && i<len; i++)
waddch(scr.iw, l[i]);
mvcur: wmove(scr.iw, 0, cu-shft);
}
static void
treset(void)
{
if (scr.mw) delwin(scr.mw);
if (scr.sw) delwin(scr.sw);
if (scr.iw) delwin(scr.iw);
endwin();
}
int
main(int argc, char *argv[])
{
const char *user = getenv("USER");
const char *ircnick = getenv("IRCNICK");
const char *server = SRV;
unsigned short port = PORT;
int o;
while ((o=getopt(argc, argv, "hn:u:s:p:"))>=0)
switch (o) {
case 'h':
case '?':
usage:
fputs("Usage: irc [-n NICK] [-u USER] [-s SERVER] [-p PORT] [-h]\n", stderr);
exit(0);
case 'n':
if (strlen(optarg)>=sizeof nick) goto usage;
strcpy(nick, optarg);
break;
case 'u':
user = optarg;
break;
case 's':
server = optarg;
break;
case 'p':
if (!(port=strtol(optarg, 0, 0))) goto usage;
break;
}
if (!nick[0] && ircnick && strlen(ircnick)<sizeof nick)
strcpy(nick, ircnick);
if (!nick[0]) goto usage;
if (!user) user = "Unknown";
tinit();
sfd = dial(server, port);
chadd("*server*");
sndf("NICK %s", nick);
sndf("USER %s 8 * :%s", user, user);
sndf("MODE %s +i", nick);
while (!quit) {
fd_set rfs, wfs;
int ret;
if (winchg)
tresize();
FD_ZERO(&wfs);
FD_ZERO(&rfs);
FD_SET(0, &rfs);
FD_SET(sfd, &rfs);
if (outp!=outb)
FD_SET(sfd, &wfs);
ret=select(sfd+1, &rfs, &wfs, 0, 0);
if (ret<0) {
if (errno==EINTR) continue;
panic("Select failed.");
}
if (FD_ISSET(sfd, &rfs)) {
if (!srd())
quit=1;
}
if (FD_ISSET(sfd, &wfs)) {
int wr;
wr=write(sfd, outb, outp-outb);
if (wr<0) {
if (errno==EINTR) continue;
panic("Write error.");
}
if (wr==0) continue;
outp-=wr;
memmove(outb, outb+wr, outp-outb);
}
if (FD_ISSET(0, &rfs)) {
tgetch();
wrefresh(scr.iw);
}
}
close(sfd);
while (nch--)
free(chl[nch].buf);
treset();
exit(0);
}
|
the_stack_data/113384.c | /* $OpenBSD: s_cproj.c,v 1.2 2010/07/19 00:04:07 guenther Exp $ */
/*
* Copyright (c) 2008 Martynas Venckus <[email protected]>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <complex.h>
#include <math.h>
double complex
cproj(double complex z)
{
double complex res;
if (isinf(__real__ z) || isinf(__imag__ z)) {
__real__ res = INFINITY;
__imag__ res = copysign(0.0, __imag__ z);
} else {
res = z;
}
return res;
}
|
the_stack_data/45449725.c | #include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include <signal.h>
#define SIZE 20
#define Box box[i][j][k]
#define RANJAU 3000
// Avalaible slot 5832 - 2 (Hero dan Harta)
/**
compile cmd
gcc -o kudanil_lsi2 src/kudanil_lsi2.c
gcc -o kudanil_lsi2 kudanil_lsi2.c
**/
// struct
struct move
{
int x;
int y;
int lev;
};
typedef struct move move;
// x, y, lev
struct objek
{
char head;
int win;
move pos;
char name[64];
int (*stat)();
};
struct node
{
move po;
int jarak;
};
typedef struct node node;
typedef struct objek objek;
// declare
move m_naik = {0, 0, 1};
move m_turun = {0, 0, -1};
move m_u = {0, -1, 0};
move m_d = {0, 1, 0};
move m_r = {1, 0, 0};
move m_l = {-1, 0, 0};
objek Hero;
objek Harta;
//
int sisa_move;
float satuan, dalam;
char box[SIZE+1][SIZE+1][SIZE+1] = {};
int visited[SIZE+1][SIZE+1][SIZE+1] = {0};
// function
int print_stat(){
printf("----------------\n");
printf("Peta sungai lengkap\n");
printf("----------------\n\n");
printbox();
}
int init_hero(){
Hero.pos.x = rand() % (SIZE - 2 + 1 - 1) + 1;
Hero.pos.y = rand() % (SIZE - 2 + 1 - 1) + 1;
Harta.head = 'H';
Hero.pos.lev = 1;
Harta.pos.x = rand() % (SIZE - 2 + 1 - 1) + 1;
Harta.pos.y = rand() % (SIZE - 2 + 1 - 1) + 1;
Harta.pos.lev = SIZE-2;
printf("Isilah nama heromu\n> ");
Hero.stat = print_stat;
fgets(Hero.name, 64 + 4 + 9, stdin);
Hero.head = Hero.name[0];
box[Harta.pos.lev][Harta.pos.y][Harta.pos.x] = Harta.head;
box[Hero.pos.lev][Hero.pos.y][Hero.pos.x] = Hero.head;
}
int header(){
printf("\xa\x20\x20\x2e\x2d\x27\x27\x27\x27\x2d\x2e\x20\x5f\x20\x20\x20\x20\xa\x20\x28\x27\x20\x20\x20\x20\x27\x20\x20\x27\x30\x29\x2d\x2f\x29\xa\x20\x27\x2e\x2e\x5f\x5f\x5f\x5f\x2e\x2e\x3a\x20\x20\x20\x20\x5c\x2e\x5f\xa\x20\x20\x20\x5c\x75\x20\x20\x75\x20\x28\x20\x20\x20\x20\x20\x20\x20\x20\x27\x2d\x2e\x2e\x2d\x2d\x2d\x2d\x2d\x2d\x2e\x5f\xa\x20\x20\x20\x7c\x20\x20\x20\x20\x20\x2f\x20\x20\x20\x20\x20\x20\x3a\x20\x20\x20\x27\x2e\x20\x20\x20\x20\x20\x20\x20\x20\x27\x2d\x2d\x2e\xa\x20\x20\x2e\x6e\x6e\x5f\x6e\x6e\x2f\x20\x28\x20\x20\x20\x20\x20\x20\x3a\x20\x20\x20\x27\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x27\x5c\xa\x20\x28\x20\x27\x27\x20\x27\x27\x20\x2f\x20\x20\x20\x20\x20\x20\x3b\x20\x20\x20\x20\x20\x2e\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x5c\xa\x20\x20\x27\x27\x2d\x2d\x2d\x2d\x27\x20\x22\x5c\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x3a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x3a\x20\x27\x2e\xa\x20\x20\x20\x20\x20\x20\x20\x20\x20\x2e\x27\x2f\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x27\x2e\xa\x20\x20\x20\x20\x20\x20\x20\x20\x2f\x20\x2f\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x27\x2e\xa\x20\x20\x20\x20\x20\x20\x20\x2f\x5f\x7c\x20\x20\x20\x20\x20\x20\x20\x29\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x2e\x5c\x7c\xa\x20\x20\x20\x20\x20\x20\x20\x20\x20\x7c\x20\x20\x20\x20\x20\x20\x2f\x5c\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x2e\x20\x27\xa\x20\x20\x20\x20\x20\x20\x20\x20\x20\x27\x2d\x2d\x2e\x5f\x5f\x7c\x20\x20\x27\x2d\x2d\x2e\x5f\x20\x20\x2c\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x2f\xa\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x2f\x27\x2d\x2c\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x2e\x27\xa\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x2f\x20\x20\x20\x7c\x20\x20\x20\x20\x20\x20\x20\x20\x5f\x2e\x27\x20\xa\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x28\x5f\x5f\x5f\x5f\x5c\x20\x20\x20\x20\x20\x20\x20\x2f\x20\x20\x20\x20\xa\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x5c\x20\x20\x20\x20\x20\x20\x5c\x20\x20\x20\xa\xa\n");
}
void loading(){
int i;
for (i = 0; i < 3; ++i)
{
printf(".");
sleep(1);
}
printf("\n");
}
void handler(){
printf("Waktu habis\n");
loading();
sleep(1);
printf("KEHABISAN NAFAS\n");
sleep(1);
printf("Whahahaha\n");
exit(0);
}
int Init(){
srand(time(NULL));
setvbuf(stdout, NULL, _IONBF, 0);
printf("Dramaga Game Studios Present\n");
loading();
puts("------------------");
puts("Kudanil LSI V2.0.");
puts("------------------");
header();
printf("Cari dan berpetualang. Cari kudanil misterius yang terdapat di danau LSI\n");
puts("\nWelcome folks. Miss me.\n\n");
puts("New Feature");
puts("--------------------------");
puts("- Kini kamu dapat menyelam sungai untuk mencari harta yang dinginkan.\n\n");
// debugging
}
int fillbox(){
//lev
for (int i = 0; i < SIZE; ++i)
{
//y
for (int j = 0; j < SIZE; ++j)
{
//x
for (int k = 0; k < SIZE; ++k)
{
visited[i][j][k] = 0;
if(i == 0|| j == 0|| k == 0 || i == SIZE-1 || j == SIZE-1 || k == SIZE-1)
Box = '#';
else if(
Hero.pos.lev == i &&
Hero.pos.y == j &&
Hero.pos.x == k
)
{
Box = Hero.head;
}
else if(
Harta.pos.lev == i &&
Harta.pos.y == j &&
Harta.pos.x == k
)
{
Box = Harta.head;
}
else
Box = '~';
}
}
}
}
int printbox(){
srand(time(NULL));
//lev
for (int i = 0; i < SIZE; ++i)
{
dalam = i * 100 * 1.0 * satuan;
printf("kedalaman %f m\n",dalam);
if(dalam > 120 || i > 5 && 0){
// if(0){
printf("WARNING ~ Sungai terlalu dalam. Tidak dapat terlihat\n\n\n");
break;
}
else{
//y
for (int j = 0; j < SIZE; ++j)
{
printf("%s\n", box[i][j]);
}
}
printf("\n\n\n");
}
}
int cheat(char *pil){
printf("Cheat code activated\n");
int lev, y, x;
char pilihan;
printf("Apa yang akan kamu pilih\n");
printf("[l] blue pil\n[r] red pil\n > ");
scanf("%c", &pilihan);
printf("> ");
scanf("%d %d %d", &lev, &y, &x);
getchar();
if(pilihan == 'l')
printf("Ini adalah isi dari box : \"%c\"\n", box[lev][y][x]);
else if(pilihan == 'r')
printf("Ini adalah isi dari box : \"%c\"\n", pil[lev * ((SIZE + 1) * (SIZE + 1)) + y * (SIZE + 1) + x]);
}
int prepare(){
while(satuan < 0.2 || satuan > 0.7){
satuan = (float)rand()/RAND_MAX;
}
fillbox();
init_hero();
}
int help(){
printf("Berikut adalah command untuk menggerakkan hero kamu\n");
printf("[d] : Kekanan\n");
printf("[a] : Kekiri\n");
printf("[w] : Keatas\n");
printf("[s] : Kebawa\n");
printf("[v] : Menyelam\n");
printf("[f] : Naik\n");
printf("[q] : Status\n");
}
int introakad(){
printf("\nEnter any key to start\n");
char a = getchar();
if(a != '\n')
getchar();
}
int gerak(move baru){
move temp;
sisa_move--;
temp = Hero.pos;
temp.x += baru.x;
temp.y += baru.y;
temp.lev += baru.lev;
if(box[temp.lev][temp.y][temp.x] == '#'){
printf("Kamu termakan buaya putih...\n");
exit(0);
}
else if(box[temp.lev][temp.y][temp.x] == 'H'){
return 1;
}
else{
box[temp.lev][temp.y][temp.x] = Hero.head;
box[Hero.pos.lev][Hero.pos.y][Hero.pos.x] = '~';
Hero.pos = temp;
}
return 0;
}
int statusbar(){
printf("Koordinate player\t: \n");
printf("x\t: %d\ny\t: %d\nlevel\t: %d\n", Hero.pos.x, Hero.pos.y, Hero.pos.lev);
printf("----------------------\n");
printf("Sisa langkah : %d\n", sisa_move);
printf("----------------------\n");
printf("Peta saat ini\n");
printf("----------------------\n");
dalam = Hero.pos.lev * 100 * 1.0 * satuan;
printf("* Kedalaman : %f m\n", dalam);
printf("\n");
// y
for (int i = 0; i < SIZE; ++i)
{
printf("%s\n", box[Hero.pos.lev][i]);
}
printf("\n");
};
int play(){
char pil;
int A;
char pesan[99];
while(1){
statusbar();
A = 0;
pil = getchar();
getchar();
if (sisa_move == 0){
printf("Langkah mu habis\n");
exit(0);
}
if (pil == 'd') A = gerak(m_r);
else if(pil == 'a') A = gerak(m_l);
else if(pil == 'w') A = gerak(m_u);
else if(pil == 's') A = gerak(m_d);
else if(pil == 'v') A = gerak(m_naik);
else if(pil == 'f') A = gerak(m_turun);
else if(pil == 'q') Hero.stat(&pil);
if(A == 1)
break;
// if(pil == 'm')
// break;
}
printf("Selamat kamu telah menemukan harta karun\n");
printf("Ingin memberikan selamat kepada player lain?\n");
gets(pesan);
}
int cari_pendek(){
}
int acak(int mine){
move temp_pos;
for (int i = 0; i < mine; )
{
temp_pos.lev = random() % (SIZE);
temp_pos.y = random() % (SIZE);
temp_pos.x = random() % (SIZE);
if(box[temp_pos.lev][temp_pos.y][temp_pos.x] != Hero.head &&
box[temp_pos.lev][temp_pos.y][temp_pos.x] != 'H' &&
box[temp_pos.lev][temp_pos.y][temp_pos.x] != '#'
){
box[temp_pos.lev][temp_pos.y][temp_pos.x] = '#';
i ++;
}
}
}
int antrix[20 * 20 * 20 * 100];
int antriy[20 * 20 * 20 * 100];
int antrilev[20 * 20 * 20* 100];
int jarak[20 * 20 * 20* 100];
int size = 0;
int kepala = 0;
int buntut = 0;
int push(int lev, int y, int x, int jar){
antrilev[kepala] = lev;
antrix[kepala] = x;
antriy[kepala] = y;
jarak[kepala] = jar;
kepala ++;
size ++;
}
int pop(){
int i;
buntut ++;
size--;
}
int frontx(){
return antrix[buntut];
}
int fronty(){
return antriy[buntut];
}
int frontlev(){
return antrilev[buntut];
}
int jaraks(){
return jarak[buntut];
}
int solver(){
size = 0;
kepala = 0;
buntut = 0;
push(Hero.pos.lev, Hero.pos.y, Hero.pos.x, 0);
int m, n, o, a, b, c, distance;
int new = 1;
m = Harta.pos.lev;
n = Harta.pos.y;
o = Harta.pos.x;
// printf("start %d %d %d\n", Hero.pos.lev, Hero.pos.y, Hero.pos.x);
// printf("finish %d %d %d\n", m, n, o);
while(size){
a = frontlev();
b = fronty();
c = frontx();
// printf("%d %d %d %d \n", a, b, c, size);
// sleep(1);
distance = jaraks();
pop();
if(visited[a][b][c] == 1 || (box[a][b][c] == '#' && box[a][b][c] != Hero.head && box[a][b][c] != 'H' )) {
// printf("%c Jajaja\n", box[a][b][c]);
continue;
};
visited[a][b][c] = 1;
if (a==m && b==n && c ==o)
{
// printf("FOUND\n");
return distance+1;
break;
}
push(a+1, b, c, distance + 1);
push(a, b+1, c, distance + 1);
push(a-1, b, c, distance + 1);
push(a, b-1, c, distance + 1);
push(a, b-1, c+1, distance + 1);
push(a, b-1, c-1, distance + 1);
}
return 0;
}
/**/
int a = 0;
int main(int argc, char const *argv[])
{
Init();
prepare();
introakad();
for (int i = 0; ; ++i)
{
acak(RANJAU);
sisa_move = solver();
// printf("%d %d\n", i, sisa_move);
if (sisa_move != 0)
break;
fillbox();
}
alarm(10);
signal(SIGALRM, handler);
if(a != 0) exit(0);
a = 1;
play();
return 0;
} |
the_stack_data/820796.c | #include <stdio.h>
int main(void)
{
int c;
while ((c = getchar()) != EOF) {
putchar(c);
}
return 0;
}
|
the_stack_data/200142415.c | void propagate(float *input, float *output) {
output[0] = ((((((input[0]) > 0.f) ? 1.f : -1.f) * 0.125 + (((input[1]) > 0.f) ? 1.f : -1.f) * 0.5) > 0.f) ? 1.f : -1.f) * -0.125 + ((((((input[0]) > 0.f) ? 1.f : -1.f) * -0.5 + (((input[1]) > 0.f) ? 1.f : -1.f) * -0.5) > 0.f) ? 1.f : -1.f) * -1 + ((((((input[0]) > 0.f) ? 1.f : -1.f) * 1 + (((input[1]) > 0.f) ? 1.f : -1.f) * 0) > 0.f) ? 1.f : -1.f) * -0.875;
}
int main()
{
float input[2];
float output;
input[0] = 0;
input[1] = 0;
propagate(input, &output);
printf("%f ^ %f = %f\n", input[0], input[1], output);
input[0] = 0;
input[1] = 1;
propagate(input, &output);
printf("%f ^ %f = %f\n", input[0], input[1], output);
input[0] = 1;
input[1] = 0;
propagate(input, &output);
printf("%f ^ %f = %f\n", input[0], input[1], output);
input[0] = 1;
input[1] = 1;
propagate(input, &output);
printf("%f ^ %f = %f\n", input[0], input[1], output);
return 0;
}
|
the_stack_data/714772.c | /* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_isascii.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: vlaroque <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/11/13 15:46:21 by vlaroque #+# #+# */
/* Updated: 2018/11/21 18:19:29 by vlaroque ### ########.fr */
/* */
/* ************************************************************************** */
int ft_isascii(int c)
{
if (c >= 0 && c <= 127)
return (1);
return (0);
}
|
the_stack_data/103266068.c | #include <stdio.h>
// Function to print hollow rectangle
void print_rectangle(int n, int m)
{
int i, j;
for (i = 1; i <= n; i++)
{
for (j = 1; j <= m; j++)
{
if (i==1 || i==n || j==1 || j==m)
printf("*");
else
printf(" ");
}
printf("\n");
}
}
// Driver program for above function
int main()
{
int rows = 6, columns = 20;
print_rectangle(rows, columns);
return 0;
}
|
the_stack_data/910261.c | /*
Write a program to display Fibonacci series up to n terms.
*/
#include <stdio.h>
int main(void) {
int n, a = 1, b = 1, c;
printf("Enter the number of terms you want to display Fibonacci series: ");
scanf("%d", &n);
printf("\n\nFibonacci Series\n");
for(int i = 0; i < n; i++) {
printf("%d \t", a);
c = a + b;
a = b;
b = c;
}
return 0;
} |
the_stack_data/92328664.c | /*
** EPITECH PROJECT, 2017
** libmy.a
** File description:
** reproduce the behaviour of strstr func
*/
static int found_str(char const *str, char const *to_find, int test_at);
char *my_strstr(char *str, char const *to_find)
{
for (int i = 0; str[i] != '\0'; i++) {
if (found_str(str, to_find, i))
return (&str[i]);
}
return (0);
}
int found_str(char const *str, char const *to_find, int test_at)
{
for (int i = 0; to_find[i] != '\0'; i++) {
if (str[test_at + i] != to_find[i])
return (0);
}
return (1);
}
|
the_stack_data/181392733.c | #include<stdio.h>
int c(int m,int n){
if(m==n) return 1;
else if(n==0) return 1;
else return c(m-1,n)+c(m-1,n-1);
}
int c(int,int);
int main(){
int m,n;
scanf("%d%d",&m,&n);
int e=c(m,n);
printf("%d",e);
return 0;
} |
the_stack_data/443791.c |
long pypy_jit_stack_depth_at_loc(long x)
{
return 0;
}
void *pypy_find_codemap_at_addr(long x)
{
return (void *)0;
}
long pypy_yield_codemap_at_addr(void *x, long y, long *a)
{
return 0;
}
void pypy_pyframe_execute_frame(void)
{
}
volatile int pypy_codemap_currently_invalid = 0;
|
the_stack_data/182953603.c | #include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <fcntl.h>
#include <string.h>
#include <termios.h>
int read_exactly(int fd, uint8_t *bfr, size_t len) {
size_t off = 0;
int op_len;
while (off < len) {
op_len = read(fd, bfr + off, len - off);
if (-1 == op_len) {
perror("Couldn't read");
return -1;
}
if (!op_len) {
fprintf(stderr, "Serial is gone\n");
return -1;
}
off += op_len;
// if (op_len != len) {
// fprintf(stderr, "WARNING: wanted to read %d bytes, but read %d\n", len, op_len);
// }
}
return op_len;
}
int main(int argc, char **argv) {
struct termios tty;
unsigned int max_packet_size = 64;
int fd = open("/dev/ttyACM0", O_RDWR | O_NOCTTY);
int loop_count = 0;
if (-1 == fd) {
perror("Couldn't open!");
return 1;
}
tcgetattr(fd, &tty);
cfmakeraw(&tty);
tty.c_cflag &= ~CSTOPB;
tty.c_cflag &= ~CRTSCTS; /* no HW flow control? */
tty.c_cflag |= CLOCAL | CREAD;
tcsetattr(fd, TCSANOW, &tty);
while (1) {
uint8_t out_bfr[max_packet_size];
uint8_t in_bfr[sizeof(out_bfr)];
unsigned int rand_len = random() % sizeof(in_bfr);
int op_len;
int i;
memset(in_bfr, 0, sizeof(in_bfr));
memset(out_bfr, 0, sizeof(in_bfr));
loop_count++;
if (!rand_len)
continue;
for (i = 0; i < rand_len; i++) {
out_bfr[i] = random();
}
op_len = write(fd, out_bfr, rand_len);
if (-1 == op_len) {
perror("Couldn't write");
return 1;
}
if (!op_len) {
fprintf(stderr, "Serial is gone\n");
return 1;
}
if (op_len != rand_len) {
fprintf(stderr, "Wanted to write %d bytes, but wrote %d\n", rand_len, op_len);
return 1;
}
if (read_exactly(fd, in_bfr, rand_len) < 0) {
return 1;
}
int errored = 0;
for (i = 0; i < op_len; i++) {
if (in_bfr[i] != ((out_bfr[i]+1)&0xff) ) {
errored = 1;
fprintf(stderr, "loop %d: i: %d Expected %02x, got %02x\n",
loop_count, i,
(out_bfr[i] + 1) & 0xff,
in_bfr[i]);
}
}
if (errored)
return 1;
if ((loop_count % 100) == 0) {
fprintf(stderr, "loop %d\n", loop_count);
}
}
return 0;
}
|
the_stack_data/198580478.c | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
typedef int ElemType;
typedef struct BiTNode{
ElemType data;
struct BiTNode *lchild, *rchild;
}BiTNode, *BiTree;
typedef struct QNode{
BiTNode* data;
struct QNode* next;
}QNode, *pQNode;
typedef struct Queue{
pQNode front;
pQNode rear;
}Queue;
bool InitQueue(Queue* Q){
Q->front=(pQNode)malloc(sizeof(QNode));
if(Q->front==NULL) return false;
Q->rear=Q->front;
Q->front->next = NULL;
return true;
}
bool EnQueue(Queue* Q, BiTree T){
pQNode q = (pQNode)malloc(sizeof(QNode));
if(q==NULL) return false;
q->data = T;
q->next=NULL;
Q->rear->next = q;
Q->rear = q;
return true;
}
bool DeQueue(Queue *Q, BiTree T){
if(Q->rear==Q->front){return false;}
QNode* q = Q->front->next;
T->data = q->data->data;
T->lchild = q->data->lchild;
T->rchild = q->data->rchild;
Q->front->next = q->next;
if(Q->rear == q){
Q->rear = Q->front;
}
free(q);
return true;
}
bool QIsEmpty(Queue* Q){
if(Q->front == Q->rear) return true;
else return false;
}
//访问结点
void visit(BiTNode* T){
if(T==NULL) printf("N");
else printf("%d ", T->data);
}
//一, 深度优先遍历:
//1.1先序遍历-递归算法
void PreOrder(BiTree T){
if(T!=NULL){
visit(T);
//printf("T->lchild: %d\n", T->lchild);
PreOrder(T->lchild);
PreOrder(T->rchild);
}else printf("# ");
}
//1.2中序遍历-递归算法
void InOrder(BiTree T){
if(T!=NULL){
InOrder(T->lchild);
visit(T);
InOrder(T->rchild);
}else printf("# ");
}
//1.3后序遍历-递归算法
void PostOrder(BiTree T){
if(T!=NULL){
PostOrder(T->lchild);
PostOrder(T->rchild);
visit(T);
}else printf("# ");
}
//1.4中序遍历-非递归算法--用到了栈
void BiTreeInOrder2(BiTree T){
}
//根据完全先序序列构造二叉树(一种标准的错误写法)
void CreateBTbyPreOrder(BiTree BT){
int a; //如果想要改对, 应该在外面传入指针时就申请好第一个空间
scanf("%d",&a); //用操作空间内容的方式 *(指针) 进行后续操作, 才不需要返回指针
if(a==-1) { //否则这样malloc出来的结点, 都没有被连上, 最后也没有返回指针
BT=NULL; //等于new出了很多单独的结点.
}
else{
BT = (BiTNode*)malloc(sizeof(BiTNode));
BT->data = a;
BT->lchild = NULL;
BT->rchild = NULL;
CreateBTbyPreOrder(BT->lchild);
CreateBTbyPreOrder(BT->rchild);
}
return;
}
//2.1根据完全先序序列构造二叉树
BiTree CreateBT(){
int a;
BiTree BT;
scanf("%d", &a);
if(a==-1) {
BT=NULL;
}
else{
BT=(BiTree)malloc(sizeof(BiTNode));
BT->data = a;
BT->lchild = CreateBT();
BT->rchild = CreateBT();
}
return BT;
}
//二, 广度优先遍历:
//1.层次遍历 非递归的 --作为模板要熟背
void LevelOrder(BiTree T){
Queue* Q=(Queue*)malloc(sizeof(Queue));
InitQueue(Q);
BiTNode *p = (BiTNode*)malloc(sizeof(BiTNode));
EnQueue(Q, T);
while(!QIsEmpty(Q)){
DeQueue(Q,p);
visit(p);
if(p->lchild!=NULL) EnQueue(Q,p->lchild);
if(p->rchild!=NULL) EnQueue(Q,p->rchild);
}
}
//创建二叉排序树 递归的
BiTree CreateBST(){
BiTree BT = (BiTNode*)malloc(sizeof(BiTNode)); //创建指针A->申请空间B
if(BT == NULL) return;
BT->lchild = NULL;
BT->rchild = NULL;
int x;
scanf("%d",&x);
if(x!=-1){
BT->data = x; //创建根节点
}else{
free(BT);
return NULL; //不插入任何值, 直接返回一个NULL
}
while(x!=-1){
scanf("%d", &x);
if(x!=-1){
InsertBST(BT, x);
}
}
return BT; //返回了指针A的值->空间B
}
//向二叉排序树中插入一个结点 递归的
void InsertBST(BiTNode* BT, int x){
if(x<=BT->data){
if( BT->lchild!=NULL ){
InsertBST(BT->lchild, x);
}else{
//printf("%d", BT);
(*BT).lchild = (BiTNode*)malloc(sizeof(BiTNode));
(*BT).lchild->data = x;
(*BT).lchild->lchild = NULL;
(*BT).lchild->rchild = NULL;
}
}else{
if( BT->rchild!=NULL ){
InsertBST(BT->rchild, x);
}else{
(*BT).rchild = (BiTNode*)malloc(sizeof(BiTNode));
(*BT).rchild->data = x;
(*BT).rchild->lchild = NULL;
(*BT).rchild->rchild = NULL;
}
}
}
//搜索二叉排序树中的结点 递归的
BiTNode* SearchBST(BiTree BST, int x){
if(BST == NULL){return NULL;}
if(x == BST->data){return BST;}
else if(x<=BST->data){
SearchBST(BST->lchild, x);
}else{
SearchBST(BST->rchild, x);
}
}
//找父节点 任何树皆可用
BiTNode* SearchParent(BiTree BT, BiTNode* BTN){
if(BT==NULL){return NULL;}
else if(BT->lchild == BTN || BT->rchild == BTN){ return BT;}
BiTNode* p;
if(p=SearchParent(BT->lchild, BTN)!=NULL) return p;
if(p=SearchParent(BT->rchild, BTN)!=NULL) return p;
}
//在二叉排序树中删除一个值为x的结点
BiTNode* DeleteBSTNode(BiTree BST, int x){
if(BST==NULL){
return NULL;
}
if(BST->data > x){
BST->lchild = DeleteBSTNode(BST->lchild, x);
}else if(BST->data < x){
BST->rchild = DeleteBSTNode(BST->rchild, x);
}else{
if(BST->lchild == NULL){ //待删除结点的左孩是NULL, 那么只需要让右孩替换该待删除结点
BiTNode* BT = BST;
BST = BST->rchild;
free(BT);
}else if(BST->rchild == NULL){ //待删除结点的右孩是NULL, 那么只需要让左孩替换该该删除结点
BiTNode* BT = BST;
BST = BST->lchild;
free(BT);
}
else{ //左右子树都不是空, 用左子树的最大数据或右子树的最小数据来替换该删除结点
//(也就是该结点的中序序列的前驱或后继)
BiTNode* BT = BST->rchild; //BT = 待删结点的右子树
if(BT!=NULL){
while(BT->lchild != NULL) //遍历找待删结点的右子树去找最左子树(最小值)
BT = BT->lchild;
}
BST->data = BT->data; //待删结点的值等于 那个最小值
BT = DeleteBSTNode(BST->rchild, BT->data); //从待删结点的右结点开始遍历, 删掉那个最小值(此时有两个最小值)
//删除的值一定是一个叶子结点, 它要返回给BT一个NULL,
//上面左孩是NULL的情况, 会return一个为NULL的BST
}
}
return BST;
}
int main()
{
/* //简单建立二叉树
BiTNode BT[6];int FLAG = (int)'.';
for(int i=0; i<6; i++){
BT[i].data = i+1;
BT[i].lchild=NULL;
BT[i].rchild=NULL;
}
BT[0].lchild = &BT[3];
BT[0].rchild = &BT[2];
BT[3].lchild = &BT[1];
BT[3].rchild = &BT[4];
BT[2].rchild = &BT[5];
PreOrder(&BT[0]);
printf("\n");
InOrder(&BT[0]);
printf("\n");
PostOrder(&BT[0]);
printf("\n");
LevelOrder(&BT[0]);
printf("\n");
*/
/* //完全先序序列建立二叉树 //测试案例:1 4 2 -1 -1 5 -1 -1 3 -1 6 -1 -1 //会得到跟上面一样的结果
printf("\n");
BiTree BT4 = CreateBT();
PreOrder(BT4);printf("\n");
InOrder(BT4);printf("\n");
PostOrder(BT4);printf("\n");
LevelOrder(BT4);printf("\n");
*/
/* //测试创建一个二叉排序树, 插入结点, 搜索结点, 求父节点; //测试案例:5 3 7 4 6 1 2 -1
printf("\n");
BiTree BST = CreateBST();
LevelOrder(BST); printf("\n");
InsertBST(BST, -2);
InOrder(BST);
LevelOrder(BST); printf("\n");
BiTNode* BTN1 = SearchBST(BST, 3); //确保前面输入了3, 并且3结点下有左孩和右孩;
printf("%d, %d, %d\n", BTN1->data, BTN1->lchild->data, BTN1->rchild->data); // 3 1 4
for(int i=1; i<8; i++){
BiTNode* BTN2 = SearchBST(BST,i);
printf("%d的父节点:",BTN2->data);
if( SearchParent(BST, BTN2) ){
printf("%d", BTN2->data); //5是根节点, 没有父结点
}
printf("\n");
}
*/
/* //测试删除二叉排序树中的结点
//测试用例: 50 25 100 75 150 60 80 125 175 55 90 110 135 160 190 -1
printf("\n");
BiTree BST2 = CreateBST();
printf("创建二叉排序树: "); LevelOrder(BST2); printf("\n");
DeleteBSTNode(BST2, 25); //左右子树皆为空
printf("删除二叉排序25: "); LevelOrder(BST2); printf("\n");
DeleteBSTNode(BST2, 60); //右子树为空
printf("删除二叉排序60: "); LevelOrder(BST2); printf("\n");
DeleteBSTNode(BST2, 80); //左子树为空
printf("删除二叉排序80: "); LevelOrder(BST2); printf("\n");
DeleteBSTNode(BST2, 100); //左右子树皆不为空
printf("删除二叉排序100: "); LevelOrder(BST2); printf("\n");
*/
/**这是错误的写法!!! 没有返回, 函数里的指针和外面的指针不是一个指针!
很典型的错误, 保留了下来, 避免下次再犯
BiTree BT2 ;//= (BiTree)malloc(sizeof(BiTNode));
CreateBTbyPreOrder(BT2); //1 4 2 -1 -1 5 -1 -1 3 -1 6 -1 -1
PreOrder(BT2);printf("\n");
InOrder(BT2);printf("\n");
PostOrder(BT2);printf("\n");
LevelOrder(BT2);printf("\n");
*/
return 0;
}
|
the_stack_data/244367.c | typedef int (*PFI)(char *, char *);
|
the_stack_data/151706078.c | /*BEGIN_LEGAL
Intel Open Source License
Copyright (c) 2002-2014 Intel Corporation. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer. Redistributions
in binary form must reproduce the above copyright notice, this list of
conditions and the following disclaimer in the documentation and/or
other materials provided with the distribution. Neither the name of
the Intel Corporation nor the names of its contributors may be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR
ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
END_LEGAL */
/*
* gcc_thread_local_vars_app.c
* This example code checks GCC's __thread variable:
* 1. Each of the threads writes a different value to its own __thread variable
* 2. All threads are synchronized
* 3. Each thread reads the value of the __thread variable and returns it back
* to the main thread
* 4. The main thread prints the values of each thread's variable in order
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <pthread.h>
#define THREADS_COUNT 10
__thread int tid_local[16] = {0};
int barrier = THREADS_COUNT;
pthread_mutex_t barrier_mutex;
pthread_cond_t barrier_threshold_cv;
void Fail(const char* format, ...)
{
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
exit(1);
}
void AddToThreadLocalVar(int i)
{
tid_local[5] += i;
}
void *thread_main(void *ptr)
{
AddToThreadLocalVar(*(int*)ptr);
AddToThreadLocalVar(*(int*)ptr);
pthread_mutex_lock(&barrier_mutex);
if (--barrier <= 0)
{
pthread_cond_signal(&barrier_threshold_cv);
}
pthread_mutex_unlock(&barrier_mutex);
*(int*)ptr = tid_local[5];
return NULL;
}
int main()
{
pthread_t threads[THREADS_COUNT] = {0};
int results[THREADS_COUNT] = {0};
int res = -1;
int i = 0;
res = pthread_mutex_init(&barrier_mutex, NULL);
if (0 != res)
{
Fail("Failed to initialize mutex (error %d)\n", res);
}
res = pthread_cond_init (&barrier_threshold_cv, NULL);
if (0 != res)
{
Fail("Failed to initialize condition variable (error %d)\n", res);
}
for (i = 0; i < THREADS_COUNT; i++)
{
results[i] = i;
res = pthread_create( &threads[i], NULL, thread_main, (void*)&results[i]);
if (0 != res)
{
Fail("Failed to create thread number %d (error %d)\n", i, res);
}
}
pthread_mutex_lock(&barrier_mutex);
/*
* Waits for all the threads to write to their '__thread' variables
*/
while (barrier > 0)
{
pthread_cond_wait(&barrier_threshold_cv, &barrier_mutex);
}
pthread_mutex_unlock(&barrier_mutex);
/*
* Waits for all the threads to terminate, reading their '__thread' variables before
*/
for (i = 0; i < THREADS_COUNT; i++)
{
pthread_join(threads[i], NULL);
printf("TLS%d=%d\n", i, results[i]);
}
pthread_mutex_destroy(&barrier_mutex);
pthread_cond_destroy(&barrier_threshold_cv);
return 0;
}
|
the_stack_data/11074870.c | /*******************************************************************************
* Copyright 2019-2021 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
/*
//
// Purpose:
// Cryptography Primitive.
// AES authentication (GCM mode)
//
// Contents:
//
*/
#if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
#pragma warning(disable: 4206) // empty translation unit in MSVC
#endif
#if 0 // Not used
#include "owncp.h"
#include "pcpaesm.h"
#include "pcpaes_encrypt_vaes512.h"
#include "pcpaes_gcm_vaes512.h"
#include "pcpaesauthgcm.h"
#if (_IPP32E>=_IPP32E_K1)
#if defined(_MSC_VER) && !defined(__INTEL_COMPILER)
#pragma warning(disable: 4310) // cast truncates constant value in MSVC
#endif
/* AES-GCM authentication function. It calculates GHASH of the source input */
IPP_OWN_DEFN (void, AesGcmAuth_vaes, (Ipp8u* pGHash, const Ipp8u* pSrc, int len, const Ipp8u* pHKey, const void* pParam))
{
IPP_UNREFERENCED_PARAMETER(pParam);
__m512i* pSrc512 = (__m512i*)pSrc;
__m512i* pHKey512 = (__m512i*)pHKey;
/* Load hKeys vectors */
__m512i hKeys0 = _mm512_loadu_si512(pHKey512);
__m512i hKeys1 = _mm512_loadu_si512(pHKey512 + 1);
__m512i hKeys2 = _mm512_loadu_si512(pHKey512 + 2);
__m512i hKeys3 = _mm512_loadu_si512(pHKey512 + 3);
/* Load precomputed multipliers for Karatsuba multiplication */
__m512i hKeysKaratsuba0 = _mm512_loadu_si512(pHKey512 + 4);
__m512i hKeysKaratsuba1 = _mm512_loadu_si512(pHKey512 + 5);
__m512i hKeysKaratsuba2 = _mm512_loadu_si512(pHKey512 + 6);
__m512i hKeysKaratsuba3 = _mm512_loadu_si512(pHKey512 + 7);
/* Current GHASH value */
__m128i ghash128;
__m512i ghash512 = _mm512_maskz_loadu_epi64(0x03, pGHash);
ghash512 = _mm512_shuffle_epi8(ghash512, M512(swapBytes));
int blocks;
for (blocks = len / MBS_RIJ128; blocks >= (4 * 4); blocks -= (4 * 4)) {
__m512i blk0 = _mm512_loadu_si512(pSrc512);
__m512i blk1 = _mm512_loadu_si512(pSrc512 + 1);
__m512i blk2 = _mm512_loadu_si512(pSrc512 + 2);
__m512i blk3 = _mm512_loadu_si512(pSrc512 + 3);
/* Reflect inputs */
blk0 = _mm512_shuffle_epi8(blk0, M512(swapBytes));
blk1 = _mm512_shuffle_epi8(blk1, M512(swapBytes));
blk2 = _mm512_shuffle_epi8(blk2, M512(swapBytes));
blk3 = _mm512_shuffle_epi8(blk3, M512(swapBytes));
/* Add current GHASH to src[0] */
blk0 = _mm512_mask_xor_epi64(blk0, 0x03, blk0, ghash512);
/* Karatsuba multiplication for 16 blocks with postponed aggregation */
__m512i H, M, L, tmp1, tmp2, tmp3;
AesGcmKaratsubaMul4(&blk0, &hKeys3, &hKeysKaratsuba3, &H, &M, &L);
AesGcmKaratsubaMul4(&blk1, &hKeys2, &hKeysKaratsuba2, &tmp1, &tmp2, &tmp3);
H = _mm512_xor_si512(H, tmp1);
M = _mm512_xor_si512(M, tmp2);
L = _mm512_xor_si512(L, tmp3);
AesGcmKaratsubaMul4(&blk2, &hKeys1, &hKeysKaratsuba1, &tmp1, &tmp2, &tmp3);
H = _mm512_xor_si512(H, tmp1);
M = _mm512_xor_si512(M, tmp2);
L = _mm512_xor_si512(L, tmp3);
AesGcmKaratsubaMul4(&blk3, &hKeys0, &hKeysKaratsuba0, &tmp1, &tmp2, &tmp3);
H = _mm512_xor_si512(H, tmp1);
M = _mm512_xor_si512(M, tmp2);
L = _mm512_xor_si512(L, tmp3);
AggregateKaratsubaPartialProducts(&H, &M, &L, &ghash128);
/* save current ghash value */
ghash512 = _mm512_castsi128_si512(ghash128);
pSrc512 += 4;
}
if ((3 * 4) <= blocks) {
__m512i blk0 = _mm512_loadu_si512(pSrc512);
__m512i blk1 = _mm512_loadu_si512(pSrc512+1);
__m512i blk2 = _mm512_loadu_si512(pSrc512+2);
/* Reflect inputs */
blk0 = _mm512_shuffle_epi8(blk0, M512(swapBytes));
blk1 = _mm512_shuffle_epi8(blk1, M512(swapBytes));
blk2 = _mm512_shuffle_epi8(blk2, M512(swapBytes));
/* Add current GHASH to src[0] */
blk0 = _mm512_mask_xor_epi64(blk0, 0x03, blk0, ghash512);
__m512i H, M, L, tmp1, tmp2, tmp3;
AesGcmKaratsubaMul4(&blk0, &hKeys2, &hKeysKaratsuba2, &H, &M, &L);
AesGcmKaratsubaMul4(&blk1, &hKeys1, &hKeysKaratsuba1, &tmp1, &tmp2, &tmp3);
H = _mm512_xor_si512(H, tmp1);
M = _mm512_xor_si512(M, tmp2);
L = _mm512_xor_si512(L, tmp3);
AesGcmKaratsubaMul4(&blk2, &hKeys0, &hKeysKaratsuba0, &tmp1, &tmp2, &tmp3);
H = _mm512_xor_si512(H, tmp1);
M = _mm512_xor_si512(M, tmp2);
L = _mm512_xor_si512(L, tmp3);
AggregateKaratsubaPartialProducts(&H, &M, &L, &ghash128);
/* save current ghash value */
ghash512 = _mm512_castsi128_si512(ghash128);
pSrc512 += 3;
}
if ((4 * 2) <= blocks) {
__m512i blk0 = _mm512_loadu_si512(pSrc512);
__m512i blk1 = _mm512_loadu_si512(pSrc512+1);
/* Reflect inputs */
blk0 = _mm512_shuffle_epi8(blk0, M512(swapBytes));
blk1 = _mm512_shuffle_epi8(blk1, M512(swapBytes));
/* Add current GHASH to src[0] */
blk0 = _mm512_mask_xor_epi64(blk0, 0x03, blk0, ghash512);
__m512i H, M, L, tmp1, tmp2, tmp3;
AesGcmKaratsubaMul4(&blk0, &hKeys1, &hKeysKaratsuba1, &H, &M, &L);
AesGcmKaratsubaMul4(&blk1, &hKeys0, &hKeysKaratsuba0, &tmp1, &tmp2, &tmp3);
H = _mm512_xor_si512(H, tmp1);
M = _mm512_xor_si512(M, tmp2);
L = _mm512_xor_si512(L, tmp3);
AggregateKaratsubaPartialProducts(&H, &M, &L, &ghash128);
/* save current ghash value */
ghash512 = _mm512_castsi128_si512(ghash128);
pSrc512 += 2;
}
for (; blocks >= 4; blocks -= 4) {
__m512i blk0 = _mm512_loadu_si512(pSrc512);
blk0 = _mm512_shuffle_epi8(blk0, M512(swapBytes));
/* Add current GHASH to src[0] */
blk0 = _mm512_mask_xor_epi64(blk0, 0x03, blk0, ghash512);
__m512i H, M, L;
AesGcmKaratsubaMul4(&blk0, &hKeys0, &hKeysKaratsuba0, &H, &M, &L);
AggregateKaratsubaPartialProducts(&H, &M, &L, &ghash128);
/* save current ghash value */
ghash512 = _mm512_castsi128_si512(ghash128);
pSrc512 += 1;
}
// at least one block left (max 3 blocks)
if (blocks) {
__mmask8 k8 = (__mmask8)((1 << (blocks + blocks)) - 1); // 64-bit chunks
__m512i blk0 = _mm512_maskz_loadu_epi64(k8, pSrc512);
blk0 = _mm512_shuffle_epi8(blk0, M512(swapBytes));
/* Add current GHASH to src[0] */
blk0 = _mm512_mask_xor_epi64(blk0, 0x03, blk0, ghash512);
__m512i H = _mm512_setzero_si512();
__m512i M = _mm512_setzero_si512();
__m512i L = _mm512_setzero_si512();
// NB: we need immediate parameter in alignr function
switch (blocks) {
case 1: {
hKeys0 = _mm512_alignr_epi64(_mm512_setzero_si512(), hKeys0, 6);
hKeysKaratsuba0 = _mm512_alignr_epi64(_mm512_setzero_si512(), hKeysKaratsuba0, 6);
break;
}
case 2: {
hKeys0 = _mm512_alignr_epi64(_mm512_setzero_si512(), hKeys0, 4);
hKeysKaratsuba0 = _mm512_alignr_epi64(_mm512_setzero_si512(), hKeysKaratsuba0, 4);
break;
}
default: {
hKeys0 = _mm512_alignr_epi64(_mm512_setzero_si512(), hKeys0, 2);
hKeysKaratsuba0 = _mm512_alignr_epi64(_mm512_setzero_si512(), hKeysKaratsuba0, 2);
}
}
AesGcmKaratsubaMul4(&blk0, &hKeys0, &hKeysKaratsuba0, &H, &M, &L);
AggregateKaratsubaPartialProducts(&H, &M, &L, &ghash128);
/* save current ghash value */
ghash512 = _mm512_castsi128_si512(ghash128);
}
ghash512 = _mm512_shuffle_epi8(ghash512, M512(swapBytes));
_mm512_mask_storeu_epi64(pGHash, 0x03, ghash512);
}
#endif /* #if (_IPP32E>=_IPP32E_K1) */
#endif
|
the_stack_data/161079979.c | /*-
* Copyright (c) 1980, 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)mbufs.c 8.1 (Berkeley) 6/6/93
* $FreeBSD: src/usr.bin/systat/icmp6.c,v 1.3 2006/04/30 04:47:23 bde Exp $
*/
#ifdef INET6
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/sysctl.h>
#include <netinet/in.h>
#include <netinet/icmp6.h>
#include <stdlib.h>
#include <string.h>
#include <paths.h>
#include "systat.h"
#include "extern.h"
#include "mode.h"
static struct icmp6stat icmp6stat, initstat, oldstat;
/*-
--0 1 2 3 4 5 6 7
--0123456789012345678901234567890123456789012345678901234567890123456789012345
00 ICMPv6 Input ICMPv6 Output
01999999999 total messages 999999999 total messages
02999999999 with bad code 999999999 errors generated
03999999999 with bad length 999999999 suppressed - original too short
04999999999 with bad checksum 999999999 suppressed - original was ICMP
05999999999 with insufficient data 999999999 responses sent
06
07 Input Histogram Output Histogram
08999999999 echo response 999999999 echo response
09999999999 echo request 999999999 echo request
10999999999 destination unreachable 999999999 destination unreachable
11999999999 redirect 999999999 redirect
12999999999 time-to-live exceeded 999999999 time-to-line exceeded
13999999999 parameter problem 999999999 parameter problem
14999999999 neighbor solicitation 999999999 neighbor solicitation
15999999999 neighbor advertisment 999999999 neighbor advertisment
16999999999 router advertisement 999999999 router solicitation
17
18
--0123456789012345678901234567890123456789012345678901234567890123456789012345
--0 1 2 3 4 5 6 7
*/
WINDOW *
openicmp6(void)
{
return (subwin(stdscr, LINES-4-1, 0, 4, 0));
}
void
closeicmp6(WINDOW *w)
{
if (w == NULL)
return;
wclear(w);
wrefresh(w);
delwin(w);
}
void
labelicmp6(void)
{
wmove(wnd, 0, 0); wclrtoeol(wnd);
#define L(row, str) mvwprintw(wnd, row, 10, str)
#define R(row, str) mvwprintw(wnd, row, 45, str);
L(1, "ICMPv6 Input"); R(1, "ICMPv6 Output");
L(2, "total messages"); R(2, "total messages");
L(3, "with bad code"); R(3, "errors generated");
L(4, "with bad length"); R(4, "suppressed - original too short");
L(5, "with bad checksum"); R(5, "suppressed - original was ICMP");
L(6, "with insufficient data"); R(6, "responses sent");
L(8, "Input Histogram"); R(8, "Output Histogram");
#define B(row, str) L(row, str); R(row, str)
B(9, "echo response");
B(10, "echo request");
B(11, "destination unreachable");
B(12, "redirect");
B(13, "time-to-live exceeded");
B(14, "parameter problem");
B(15, "neighbor solicitation");
B(16, "neighbor advertisement");
L(17, "router advertisement"); R(17, "router solicitation");
#undef L
#undef R
#undef B
}
static void
domode(struct icmp6stat *ret)
{
const struct icmp6stat *sub;
int i, divisor = 1;
switch(currentmode) {
case display_RATE:
sub = &oldstat;
divisor = naptime;
break;
case display_DELTA:
sub = &oldstat;
break;
case display_SINCE:
sub = &initstat;
break;
default:
*ret = icmp6stat;
return;
}
#define DO(stat) ret->stat = (icmp6stat.stat - sub->stat) / divisor
DO(icp6s_error);
DO(icp6s_tooshort);
DO(icp6s_canterror);
for (i = 0; i <= ICMP6_MAXTYPE; i++) {
DO(icp6s_outhist[i]);
}
DO(icp6s_badcode);
DO(icp6s_tooshort);
DO(icp6s_checksum);
DO(icp6s_badlen);
DO(icp6s_reflect);
for (i = 0; i <= ICMP6_MAXTYPE; i++) {
DO(icp6s_inhist[i]);
}
#undef DO
}
void
showicmp6(void)
{
struct icmp6stat stats;
u_long totalin, totalout;
int i;
memset(&stats, 0, sizeof stats);
domode(&stats);
for (i = totalin = totalout = 0; i <= ICMP6_MAXTYPE; i++) {
totalin += stats.icp6s_inhist[i];
totalout += stats.icp6s_outhist[i];
}
totalin += stats.icp6s_badcode + stats.icp6s_badlen +
stats.icp6s_checksum + stats.icp6s_tooshort;
mvwprintw(wnd, 2, 0, "%9lu", totalin);
mvwprintw(wnd, 2, 35, "%9lu", totalout);
#define DO(stat, row, col) \
mvwprintw(wnd, row, col, "%9lu", stats.stat)
DO(icp6s_badcode, 3, 0);
DO(icp6s_badlen, 4, 0);
DO(icp6s_checksum, 5, 0);
DO(icp6s_tooshort, 6, 0);
DO(icp6s_error, 3, 35);
DO(icp6s_tooshort, 4, 35);
DO(icp6s_canterror, 5, 35);
DO(icp6s_reflect, 6, 35);
#define DO2(type, row) DO(icp6s_inhist[type], row, 0); DO(icp6s_outhist[type], \
row, 35)
DO2(ICMP6_ECHO_REPLY, 9);
DO2(ICMP6_ECHO_REQUEST, 10);
DO2(ICMP6_DST_UNREACH, 11);
DO2(ND_REDIRECT, 12);
DO2(ICMP6_TIME_EXCEEDED, 13);
DO2(ICMP6_PARAM_PROB, 14);
DO2(ND_NEIGHBOR_SOLICIT, 15);
DO2(ND_NEIGHBOR_ADVERT, 16);
DO(icp6s_inhist[ND_ROUTER_SOLICIT], 17, 0);
DO(icp6s_outhist[ND_ROUTER_ADVERT], 17, 35);
#undef DO
#undef DO2
}
int
initicmp6(void)
{
size_t len;
int name[4];
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_ICMPV6;
name[3] = ICMPV6CTL_STATS;
len = 0;
if (sysctl(name, 4, 0, &len, 0, 0) < 0) {
error("sysctl getting icmp6stat size failed");
return 0;
}
if (len > sizeof icmp6stat) {
error("icmp6stat structure has grown--recompile systat!");
return 0;
}
if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
error("sysctl getting icmp6stat size failed");
return 0;
}
oldstat = initstat;
return 1;
}
void
reseticmp6(void)
{
size_t len;
int name[4];
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_ICMPV6;
name[3] = ICMPV6CTL_STATS;
len = sizeof initstat;
if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) {
error("sysctl getting icmp6stat size failed");
}
oldstat = initstat;
}
void
fetchicmp6(void)
{
int name[4];
size_t len;
oldstat = icmp6stat;
name[0] = CTL_NET;
name[1] = PF_INET6;
name[2] = IPPROTO_ICMPV6;
name[3] = ICMPV6CTL_STATS;
len = sizeof icmp6stat;
if (sysctl(name, 4, &icmp6stat, &len, 0, 0) < 0)
return;
}
#endif
|
the_stack_data/37637366.c | #include <stdio.h>
//#include <string.h>
#define MNAMEL 100
#define MGR 5
struct entity {
char fname [MNAMEL];
char lname [MNAMEL];
char mname [MNAMEL];
};
struct govrec {
int ssn;
struct entity person;
};
void print_gov_rec(struct govrec rec[MGR]);
void print_gov_rec_v2(char * fname, char * lname,
char * mname, int ssn);
int main(void)
{
struct govrec rec [MGR] =
{
{123456789, {"Max", "Tkachenko"}},
{987654321, {"Prety", "Lord", "Advanced"}},
{123789456, {"Ronny", "Rot", "Gabon"}},
{789123456, {"Borry", "Lorry"}},
{456789123, {"Faromet", "Comirnaty"}}
};
print_gov_rec(rec);
for (int i = 0; i < MGR; i++)
{
print_gov_rec_v2(rec[i].person.fname,
rec[i].person.lname, rec[i].person.mname,
rec[i].ssn);
}
return 0;
}
void print_gov_rec_v2(char * fname, char * lname,
char * mname, int ssn)
{
if (mname[0])
{
printf("%s, %s %c. -- %d\n",
fname, lname, mname[0], ssn);
}
else
{
printf("%s, %s -- %d\n",
fname, lname, ssn);
}
}
void print_gov_rec(struct govrec rec[MGR])
{
for (int i = 0; i < MGR; i++)
{
//printf("%c\n", rec[i].person.mname[0]);
if (rec[i].person.mname[0])
{
printf("%s, %s %c. -- %d\n",
rec[i].person.fname, rec[i].person.lname,
rec[i].person.mname[0], rec[i].ssn);
}
else
{
printf("%s, %s -- %d\n",
rec[i].person.fname, rec[i].person.lname,
rec[i].ssn);
}
}
} |
the_stack_data/140117.c | /*
* An anti-dependence example
*/
void foo()
{
int i;
int a[100];
for (i = 0; i <= 98; i += 1) {
a[i] = a[i + 1] + 1;
}
}
|
the_stack_data/7950991.c | // This file is part of CPAchecker,
// a tool for configurable software verification:
// https://cpachecker.sosy-lab.org
//
// SPDX-FileCopyrightText: 2007-2020 Dirk Beyer <https://www.sosy-lab.org>
//
// SPDX-License-Identifier: Apache-2.0
int fac(int n) {
if (n <= 0) {
__VERIFIER_error();
}
// misses statement
// if (n == 1) return 1;
return n + fac(n - 1);
}
int main() {
int x = 4 + 6;
fac(x);
} |
the_stack_data/1118608.c | #include <limits.h>
int main () {
return 0;
}
|
the_stack_data/167329439.c | /* PR tree-optimization/16461 */
int DVDinput_read(int);
int DVDReadBlocksPath(int offset, int block_count) {
int ret = 0, ret2 = 0;
for (;;) {
if (offset)
ret = DVDinput_read(block_count);
else
ret2 = DVDinput_read(block_count);
break;
}
return ret + ret2;
}
|
the_stack_data/11076523.c | #include <stdio.h>
#include <string.h>
int main(int argc, const char* argv[])
{
int cpp = 0;
const char* msc_ver = "1600";
const char* msvc_lang = 0;
const char* stdcpp_default_new_alignment = 0;
int i;
for (i = 1; i < argc; ++i) {
if (strncmp(argv[i], "--cc-define=", 12) == 0) {
fprintf(stdout, "\n#define %s 1", argv[i] + 12);
} else if (strncmp(argv[i], "-msc=", 5) == 0) {
msc_ver = argv[i] + 5;
} else if (strncmp(argv[i], "-msvc_lang=", 11) == 0) {
msvc_lang = argv[i] + 11;
} else if (strncmp(argv[i], "-stdcpp_default_new_alignment=", 30) == 0) {
stdcpp_default_new_alignment = argv[i] + 30;
} else if (strstr(argv[i], ".cpp")) {
cpp = 1;
}
}
fprintf(stdout, "\n");
if (cpp) {
fprintf(stdout, "#define __cplusplus 199711L\n");
}
fprintf(stdout, "#define _MSC_VER %s\n", msc_ver);
if (msvc_lang) {
fprintf(stdout, "#define _MSVC_LANG %s\n", msvc_lang);
}
if (stdcpp_default_new_alignment) {
fprintf(stdout, "#define __STDCPP_DEFAULT_NEW_ALIGNMENT__ %s\n",
stdcpp_default_new_alignment);
}
fprintf(stdout,
"#define __has_include(x) x\n"
"#define __has_include_next(x) x\n"
"#define _WIN32 1\n"
"#define __has_last(x) x");
return 0;
}
|
the_stack_data/93889060.c | /* { dg-do compile } */
/*
* ====================================================
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
typedef union
{
double value;
struct
{
unsigned int msw;
} parts;
} ieee_double_shape_type;
double __ieee754_hypot(double x, double y)
{
double a=x,b=y,t1,t2,y1,y2,w;
int j,k,ha,hb;
do { ieee_double_shape_type gh_u; gh_u.value = (x); (ha) = gh_u.parts.msw; } while (0);;
if(hb > ha) {a=y;b=x;j=ha; ha=hb;hb=j;} else {a=x;b=y;}
if(ha > 0x5f300000) {
do { ieee_double_shape_type sh_u; sh_u.value = (a); sh_u.parts.msw = (ha); (a) = sh_u.value; } while (0);;
}
w = a-b;
if (w <= b)
{
t2 = a - t1;
w = t1*y1-(w*(-w)-(t1*y2+t2*b));
}
if(k!=0) {
} else return w;
}
|
the_stack_data/234518882.c | //Classification: #default/p/ZD/AE/aS+dA/A(D(v,v),c)/lc/cd
//Written by: Igor Eremeev
//Reviewed by: Sergey Pomelov
#include <malloc.h>
#include <stdio.h>
int main(void) {
int *p;
int a = 1;
int b;
p = (int *)malloc(sizeof(int) * 3);
if (p == 0) {
return 1;
}
p[1] = 6;
p[2] = 5;
if (a == 2) {
b = 1 / (p[a]-6);
printf ("%d", b);
}
free(p);
return 0;
}
|
the_stack_data/136991.c | /*Exercise 4 - Functions
Implement the three functions minimum(), maximum() and multiply() below the main() function.
Do not change the code given in the main() function when you are implementing your solution.*/
#include <stdio.h>
int minimum(int no1,int no2);
int maximum(int no1,int no2);
int multiply(int no1,int no2);
int main() {
int no1, no2;
printf("Enter a value for no 1 : ");
scanf("%d", &no1);
printf("Enter a value for no 2 : ");
scanf("%d", &no2);
printf("%d ", minimum(no1, no2));
printf("%d ", maximum(no1, no2));
printf("%d ", multiply(no1, no2));
return 0;
}
int minimum(int no1,int no2){
if (no1 < no2){
return no1;
}else{
return no2;
}
}
int maximum(int no1,int no2){
if (no1 > no2){
return no1;
}else{
return no2;
}
}
int multiply(int no1,int no2){
return no1 * no2;
} |
the_stack_data/91462.c | /*
* Copyright (C) 2018-2020 Alibaba Group Holding Limited
*/
#if defined(CONFIG_STREAMER_FIFO) && CONFIG_STREAMER_FIFO
#include "stream/stream_cls.h"
#include "avutil/named_straightfifo.h"
#include "avutil/url_parse.h"
#define TAG "s_fifo"
struct sfifo_priv {
nsfifo_t *fifo;
};
/* url example: fifo://tts/1?avformat=rawaudio&avcodec=pcm_s16le&channel=2&rate=44100&size=1024 */
static int _stream_fifo_open(stream_cls_t *o, int mode)
{
int size;
nsfifo_t *fifo = NULL;
struct sfifo_priv *priv = NULL;
UNUSED(mode);
priv = aos_zalloc(sizeof(struct sfifo_priv));
CHECK_RET_TAG_WITH_RET(priv, -1);
fifo = nsfifo_open(o->url, O_RDONLY);
if (NULL == fifo) {
LOGE(TAG, "named fifo open fail: %s", o->url);
goto err;
}
url_get_item_value_int(o->url, "size", &size);
priv->fifo = fifo;
o->priv = priv;
o->size = size;
return 0;
err:
if (fifo)
nsfifo_close(fifo);
aos_free(priv);
return -1;
}
static int _stream_fifo_close(stream_cls_t *o)
{
struct sfifo_priv *priv = o->priv;
nsfifo_t *fifo = priv->fifo;
nsfifo_set_eof(fifo, 1, 0);
nsfifo_close(fifo);
aos_free(priv);
o->priv = NULL;
return 0;
}
static int _stream_fifo_read(stream_cls_t *o, uint8_t *buf, size_t count)
{
int len = 0, rlen;
int left = count;
char *pos;
uint8_t weof = 0;
struct sfifo_priv *priv = o->priv;
nsfifo_t *fifo = priv->fifo;
while (left > 0) {
rlen = nsfifo_get_rpos(fifo, &pos, (o->rcv_timeout == AOS_WAIT_FOREVER) ? 2 * 1000 : o->rcv_timeout);
if (o->irq.handler && o->irq.handler(o->irq.arg)) {
LOGE(TAG, "interrupt quit");
break;
}
if (rlen <= 0) {
nsfifo_get_eof(fifo, NULL, &weof);
if (weof)
break;
if (o->rcv_timeout == AOS_WAIT_FOREVER)
continue;
else
break;
}
rlen = rlen < left ? rlen : left;
memcpy(buf + len, pos, rlen);
len += rlen;
left -= rlen;
nsfifo_set_rpos(fifo, rlen);
}
return len;
}
static int _stream_fifo_write(stream_cls_t *o, const uint8_t *buf, size_t count)
{
//TODO
return -1;
}
#if 0
static int _stream_fifo_seek(stream_cls_t *o, int32_t pos)
{
//TODO
return -1;
}
#endif
static int _stream_fifo_control(stream_cls_t *o, int cmd, void *arg, size_t *arg_size)
{
//TODO
return -1;
}
const struct stream_ops stream_ops_fifo = {
.name = "fifo",
.type = STREAM_TYPE_FIFO,
.protocols = { "fifo", NULL },
.open = _stream_fifo_open,
.close = _stream_fifo_close,
.read = _stream_fifo_read,
.write = _stream_fifo_write,
//.seek = _stream_fifo_seek,
.control = _stream_fifo_control,
};
#endif
|
the_stack_data/1086835.c | // This file is part of the SV-Benchmarks collection of verification tasks:
// https://github.com/sosy-lab/sv-benchmarks
//
// SPDX-FileCopyrightText: 2010-2020 NIST
// SPDX-FileCopyrightText: 2020 The SV-Benchmarks Community
//
// SPDX-License-Identifier: CC0-1.0
/* Generated by Frama-C */
typedef unsigned long size_t;
typedef int wchar_t;
typedef long __int64_t;
typedef __int64_t int64_t;
typedef unsigned int wint_t;
struct _twoIntsStruct {
int intOne ;
int intTwo ;
};
typedef struct _twoIntsStruct twoIntsStruct;
typedef long __time_t;
typedef __time_t time_t;
struct __pthread_internal_list {
struct __pthread_internal_list *__prev ;
struct __pthread_internal_list *__next ;
};
typedef struct __pthread_internal_list __pthread_list_t;
struct __pthread_mutex_s {
int __lock ;
unsigned int __count ;
int __owner ;
unsigned int __nusers ;
int __kind ;
short __spins ;
short __elision ;
__pthread_list_t __list ;
};
typedef unsigned long pthread_t;
union __anonunion_pthread_mutexattr_t_57 {
char __size[4U] ;
int __align ;
};
typedef union __anonunion_pthread_mutexattr_t_57 pthread_mutexattr_t;
union pthread_attr_t {
char __size[56U] ;
long __align ;
};
typedef union pthread_attr_t pthread_attr_t;
union __anonunion_pthread_mutex_t_59 {
struct __pthread_mutex_s __data ;
char __size[40U] ;
long __align ;
};
typedef union __anonunion_pthread_mutex_t_59 pthread_mutex_t;
struct _stdThread;
typedef struct _stdThread *stdThread;
struct _stdThreadLock;
typedef struct _stdThreadLock *stdThreadLock;
struct _stdThread {
pthread_t handle ;
void (*start)(void *) ;
void *args ;
};
struct _stdThreadLock {
pthread_mutex_t mutex ;
};
int printf(char const * , ...);
int sscanf(char const *, char const * , ...);
int puts(char const *);
int rand(void);
int iswxdigit(wint_t);
unsigned short const **__ctype_b_loc(void);
int const GLOBAL_CONST_TRUE;
int const GLOBAL_CONST_FALSE;
int const GLOBAL_CONST_FIVE;
int globalTrue;
int globalFalse;
int globalFive;
void printLine(char const *line);
void printWLine(wchar_t const *line);
void printIntLine(int intNumber);
void printShortLine(short shortNumber);
void printFloatLine(float floatNumber);
void printLongLine(long longNumber);
void printLongLongLine(int64_t longLongIntNumber);
void printSizeTLine(size_t sizeTNumber);
void printHexCharLine(char charHex);
void printWcharLine(wchar_t wideChar);
void printUnsignedLine(unsigned int unsignedNumber);
void printHexUnsignedCharLine(unsigned char unsignedCharacter);
void printDoubleLine(double doubleNumber);
void printStructLine(twoIntsStruct const *structTwoIntsStruct);
void printBytesLine(unsigned char const *bytes, size_t numBytes);
size_t decodeHexChars(unsigned char *bytes, size_t numBytes, char const *hex);
size_t decodeHexWChars(unsigned char *bytes, size_t numBytes, wchar_t const *hex);
int globalReturnsTrue(void);
int globalReturnsFalse(void);
int globalReturnsTrueOrFalse(void);
int globalArgc;
char **globalArgv;
int wprintf(wchar_t const * , ...);
int swscanf(wchar_t const *, wchar_t const * , ...);
void printLine(char const *line)
{
if (line != (char const *)0)
printf("%s\n",line); else ;
return;
}
void printWLine(wchar_t const *line)
{
if (line != (wchar_t const *)0)
wprintf((wchar_t const *)L"%" "l" "s" "\\n" ,line); else ;
return;
}
void printIntLine(int intNumber)
{
printf("%d\n",intNumber);
return;
}
void printFloatLine(float floatNumber)
{
printf("%f\n",(double)floatNumber);
return;
}
void printLongLine(long longNumber)
{
printf("%ld\n",longNumber);
return;
}
void printSizeTLine(size_t sizeTNumber)
{
printf("%zu\n",sizeTNumber);
return;
}
void printHexCharLine(char charHex)
{
printf("%02x\n",(int)charHex);
return;
}
void printWcharLine(wchar_t wideChar)
{
wchar_t s[2U];
s[0] = wideChar;
s[1] = 0;
printf("%ls\n",(wchar_t *)(& s));
return;
}
void printUnsignedLine(unsigned int unsignedNumber)
{
printf("%u\n",unsignedNumber);
return;
}
void printHexUnsignedCharLine(unsigned char unsignedCharacter)
{
printf("%02x\n",(int)unsignedCharacter);
return;
}
void printDoubleLine(double doubleNumber)
{
printf("%g\n",doubleNumber);
return;
}
void printStructLine(twoIntsStruct const *structTwoIntsStruct)
{
printf("%d -- %d\n",structTwoIntsStruct->intOne,structTwoIntsStruct->intTwo);
return;
}
void printBytesLine(unsigned char const *bytes, size_t numBytes)
{
size_t i;
i = 0UL;
goto ldv_3392;
ldv_3391:
;
printf("%02x",(int)*(bytes + i));
i += 1UL;
ldv_3392:
;
if (i < numBytes)
goto ldv_3391; else
goto ldv_3393;
ldv_3393:
;
puts("");
return;
}
size_t decodeHexChars(unsigned char *bytes, size_t numBytes, char const *hex)
{
size_t numWritten = 0UL;
goto ldv_3402;
ldv_3401:
;
{
int byte;
sscanf(hex + numWritten * 2UL,"%02x",& byte);
*(bytes + numWritten) = (unsigned char)byte;
numWritten += 1UL;
}
ldv_3402:
;
if (numWritten < numBytes) {
unsigned short const **tmp;
tmp = __ctype_b_loc();
;
if (((int)*(*tmp + (int)*(hex + numWritten * 2UL)) & 4096) != 0) {
unsigned short const **tmp_0;
tmp_0 = __ctype_b_loc();
;
if (((int)*(*tmp_0 + (int)*(hex + (numWritten * 2UL + (size_t)1U))) & 4096) != 0)
goto ldv_3401; else
goto ldv_3403;
}
else
goto ldv_3403;
}
else
goto ldv_3403;
ldv_3403:
;
return numWritten;
}
size_t decodeHexWChars(unsigned char *bytes, size_t numBytes, wchar_t const *hex)
{
size_t numWritten = 0UL;
goto ldv_3412;
ldv_3411:
;
{
int byte;
swscanf(hex + numWritten * 2UL,(wchar_t const *)L"%" "0" "2" "x" ,& byte);
*(bytes + numWritten) = (unsigned char)byte;
numWritten += 1UL;
}
ldv_3412:
;
if (numWritten < numBytes) {
int tmp;
tmp = iswxdigit((unsigned int)*(hex + numWritten * 2UL));
if (tmp != 0) {
int tmp_0;
tmp_0 = iswxdigit((unsigned int)*(hex + (numWritten * 2UL + (size_t)1U)));
if (tmp_0 != 0)
goto ldv_3411; else
goto ldv_3413;
}
else
goto ldv_3413;
}
else
goto ldv_3413;
ldv_3413:
;
return numWritten;
}
int globalReturnsTrue(void)
{
int __retres;
__retres = 1;
return __retres;
}
int globalReturnsFalse(void)
{
int __retres;
__retres = 0;
return __retres;
}
int globalReturnsTrueOrFalse(void)
{
int __retres;
int tmp;
tmp = rand();
__retres = tmp % 2;
return __retres;
}
int const GLOBAL_CONST_TRUE = 1;
int const GLOBAL_CONST_FALSE = 0;
int const GLOBAL_CONST_FIVE = 5;
int globalTrue = 1;
int globalFalse = 0;
int globalFive = 5;
void good1(void)
{
return;
}
void good2(void)
{
return;
}
void good3(void)
{
return;
}
void good4(void)
{
return;
}
void good5(void)
{
return;
}
void good6(void)
{
return;
}
void good7(void)
{
return;
}
void good8(void)
{
return;
}
void good9(void)
{
return;
}
void bad1(void)
{
return;
}
void bad2(void)
{
return;
}
void bad3(void)
{
return;
}
void bad4(void)
{
return;
}
void bad5(void)
{
return;
}
void bad6(void)
{
return;
}
void bad7(void)
{
return;
}
void bad8(void)
{
return;
}
void bad9(void)
{
return;
}
int globalArgc = 0;
char **globalArgv = (char **)0;
void *__builtin_alloca(unsigned long);
void *ldv_realloc(void *ptr, size_t size);
void ldv_exit(void);
void srand(unsigned int);
static void *ldv_realloc_1(void *ldv_func_arg1, size_t ldv_func_arg2);
void free(void *);
static void ldv_exit_2(int ldv_func_arg1);
time_t time(time_t *);
static void goodG2B(void)
{
twoIntsStruct *data;
data = (twoIntsStruct *)0;
data = (twoIntsStruct *)__builtin_alloca(800UL);
data->intOne = 0;
data->intTwo = 0;
printStructLine((twoIntsStruct const *)data);
return;
}
static void goodB2G(void)
{
twoIntsStruct *data;
data = (twoIntsStruct *)0;
data = (twoIntsStruct *)ldv_realloc_1((void *)data,800UL);
if (data == (twoIntsStruct *)0)
ldv_exit_2(-1); else ;
data->intOne = 0;
data->intTwo = 0;
printStructLine((twoIntsStruct const *)data);
free((void *)data);
return;
}
void CWE401_Memory_Leak__twoIntsStruct_realloc_01_good(void)
{
goodG2B();
goodB2G();
return;
}
int main(int argc, char **argv)
{
int __retres;
{
time_t tmp;
tmp = time((time_t *)0L);
srand((unsigned int)tmp);
printLine("Calling good()...");
CWE401_Memory_Leak__twoIntsStruct_realloc_01_good();
printLine("Finished good()");
__retres = 0;
goto return_label;
}
__retres = 0;
return_label:
return __retres;
}
static void *ldv_realloc_1(void *ldv_func_arg1, size_t ldv_func_arg2)
{
void *tmp;
tmp = ldv_realloc(ldv_func_arg1,ldv_func_arg2);
return tmp;
}
static void ldv_exit_2(int ldv_func_arg1)
{
ldv_exit();
return;
}
void *malloc(size_t);
int pthread_create(pthread_t *, pthread_attr_t const *, void *(*)(void *), void *);
void pthread_exit(void *);
int pthread_join(pthread_t, void **);
int pthread_mutex_init(pthread_mutex_t *, pthread_mutexattr_t const *);
int pthread_mutex_destroy(pthread_mutex_t *);
int pthread_mutex_lock(pthread_mutex_t *);
int pthread_mutex_unlock(pthread_mutex_t *);
int stdThreadCreate(void (*start)(void *), void *args, stdThread *thread);
int stdThreadJoin(stdThread thread);
int stdThreadDestroy(stdThread thread);
int stdThreadLockCreate(stdThreadLock *lock);
void stdThreadLockAcquire(stdThreadLock lock);
void stdThreadLockRelease(stdThreadLock lock);
void stdThreadLockDestroy(stdThreadLock lock);
static void *internal_start(void *args)
{
void *__retres;
stdThread thread = (struct _stdThread *)args;
(*(thread->start))(thread->args);
pthread_exit((void *)0);
__retres = (void *)0;
return __retres;
}
int stdThreadCreate(void (*start)(void *), void *args, stdThread *thread)
{
int __retres;
pthread_t handle;
stdThread my_thread;
int tmp_0;
*thread = (struct _stdThread *)0;
my_thread = (stdThread)malloc(24UL);
if (my_thread == (struct _stdThread *)0) {
__retres = 0;
goto return_label;
}
else ;
my_thread->start = start;
my_thread->args = args;
tmp_0 = pthread_create(& handle,(pthread_attr_t const *)0,& internal_start,(void *)my_thread);
if (tmp_0 != 0) {
free((void *)my_thread);
__retres = 0;
goto return_label;
}
else ;
my_thread->handle = handle;
*thread = my_thread;
__retres = 1;
return_label:
return __retres;
}
int stdThreadJoin(stdThread thread)
{
int __retres;
void *dummy;
int tmp;
tmp = pthread_join(thread->handle,& dummy);
if (tmp != 0) {
__retres = 0;
goto return_label;
}
else ;
__retres = 1;
return_label:
return __retres;
}
int stdThreadDestroy(stdThread thread)
{
int __retres;
free((void *)thread);
__retres = 1;
return __retres;
}
int stdThreadLockCreate(stdThreadLock *lock)
{
int __retres;
int tmp_0;
stdThreadLock my_lock = (struct _stdThreadLock *)0;
*lock = (struct _stdThreadLock *)0;
my_lock = (stdThreadLock)malloc(40UL);
if (my_lock == (struct _stdThreadLock *)0) {
__retres = 0;
goto return_label;
}
else ;
tmp_0 = pthread_mutex_init(& my_lock->mutex,(pthread_mutexattr_t const *)0);
if (tmp_0 != 0) {
free((void *)lock);
__retres = 0;
goto return_label;
}
else ;
*lock = my_lock;
__retres = 1;
return_label:
return __retres;
}
void stdThreadLockAcquire(stdThreadLock lock)
{
pthread_mutex_lock(& lock->mutex);
return;
}
void stdThreadLockRelease(stdThreadLock lock)
{
pthread_mutex_unlock(& lock->mutex);
return;
}
void stdThreadLockDestroy(stdThreadLock lock)
{
pthread_mutex_destroy(& lock->mutex);
free((void *)lock);
return;
}
void *ldv_xmalloc(size_t size);
int ldv_undef_int(void);
int ldv_undef_int_positive(void);
int ldv_asprintf(char **ptr);
int ldv_asprintf(char **ptr)
{
int __retres;
char *new;
int tmp_1;
tmp_1 = ldv_undef_int();
if (tmp_1 != 0) {
int tmp_0;
new = (char *)ldv_xmalloc(1UL);
*ptr = new;
tmp_0 = ldv_undef_int_positive();
__retres = tmp_0;
goto return_label;
}
else {
__retres = -1;
goto return_label;
}
return_label:
return __retres;
}
void abort(void);
void assume_abort_if_not(int cond) {
if(!cond) {abort();}
}
void ldv_exit(void)
{
assume_abort_if_not(0);
return;
}
void *ldv_xmalloc(size_t size);
void *memcpy(void *, void const *, size_t);
char *ldv_strdup(char const *s);
char *ldv_strcpy(char *dest, char const *src);
char *ldv_strncpy(char *dest, char const *src, size_t n);
size_t ldv_strlen(char const *str);
char *ldv_strdup(char const *s)
{
char *__retres;
char *new;
int tmp_2;
tmp_2 = ldv_undef_int();
if (tmp_2 != 0) {
void *tmp_0;
size_t tmp;
size_t tmp_1;
tmp = ldv_strlen(s);
tmp_0 = ldv_xmalloc(tmp);
new = (char *)tmp_0;
tmp_1 = ldv_strlen(s);
;
;
memcpy((void *)new,(void const *)s,tmp_1);
__retres = new;
goto return_label;
}
else {
__retres = (char *)0;
goto return_label;
}
return_label:
return __retres;
}
size_t ldv_strlen(char const *str)
{
size_t __retres;
char const *s;
s = str;
goto ldv_1424;
ldv_1423:
;
s += 1;
ldv_1424:
;
if ((int)*s != 0)
goto ldv_1423; else
goto ldv_1425;
ldv_1425:
;
__retres = (unsigned long)((long)s - (long)str);
return __retres;
}
char *ldv_strncpy(char *dest, char const *src, size_t n)
{
size_t i;
i = 0UL;
goto ldv_1433;
ldv_1432:
;
*(dest + i) = *(src + i);
i += 1UL;
ldv_1433:
;
if (i < n && (int)*(src + i) != 0)
goto ldv_1432; else
goto ldv_1434;
ldv_1434:
;
goto ldv_1436;
ldv_1435:
;
*(dest + i) = (char)0;
i += 1UL;
ldv_1436:
;
if (i < n)
goto ldv_1435; else
goto ldv_1437;
ldv_1437:
;
return dest;
}
char *ldv_strcpy(char *dest, char const *src)
{
size_t tmp;
tmp = ldv_strlen(src);
;
;
memcpy((void *)dest,(void const *)src,tmp);
return dest;
}
void *ldv_malloc(size_t size);
void *ldv_calloc(size_t nmemb, size_t size);
void *ldv_zalloc(size_t size);
void ldv_free(void *s);
void *ldv_xzalloc(size_t size);
void *ldv_reference_malloc(size_t size);
void *ldv_reference_calloc(size_t nmemb, size_t size);
void *ldv_reference_zalloc(size_t size);
void ldv_reference_free(void *s);
void *ldv_reference_realloc(void *ptr, size_t size);
void *ldv_reference_xmalloc(size_t size);
void *ldv_reference_xzalloc(size_t size);
void *ldv_malloc(size_t size)
{
void *tmp;
tmp = ldv_reference_malloc(size);
return tmp;
}
void *ldv_calloc(size_t nmemb, size_t size)
{
void *tmp;
tmp = ldv_reference_calloc(nmemb,size);
return tmp;
}
void *ldv_zalloc(size_t size)
{
void *tmp;
tmp = ldv_reference_zalloc(size);
return tmp;
}
void ldv_free(void *s)
{
ldv_reference_free(s);
return;
}
void *ldv_xmalloc(size_t size)
{
void *tmp;
tmp = ldv_reference_xmalloc(size);
return tmp;
}
void *ldv_xzalloc(size_t size)
{
void *tmp;
tmp = ldv_reference_xzalloc(size);
return tmp;
}
void *ldv_realloc(void *ptr, size_t size)
{
void *tmp;
tmp = ldv_reference_realloc(ptr,size);
return tmp;
}
void abort(void);
extern void __assert_fail(const char *, const char *, unsigned int, const char *) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__));
void reach_error() { __assert_fail("0", "CWE401_Memory_Leak---s03---CWE401_Memory_Leak__twoIntsStruct_realloc_01_good.i", 1273, "reach_error"); }
void ldv_error(void);
void ldv_error(void)
{
{reach_error();}
return;
}
int ldv_undef_long(void);
unsigned int ldv_undef_uint(void);
unsigned long ldv_undef_ulong(void);
unsigned long long ldv_undef_ulonglong(void);
int ldv_undef_int_negative(void);
int ldv_undef_int_nonpositive(void);
int __VERIFIER_nondet_int(void);
long __VERIFIER_nondet_long(void);
unsigned int __VERIFIER_nondet_uint(void);
unsigned long __VERIFIER_nondet_ulong(void);
unsigned long long __VERIFIER_nondet_ulonglong(void);
int ldv_undef_int(void)
{
int tmp;
tmp = __VERIFIER_nondet_int();
return tmp;
}
int ldv_undef_long(void)
{
int __retres;
long tmp;
tmp = __VERIFIER_nondet_long();
__retres = (int)tmp;
return __retres;
}
unsigned int ldv_undef_uint(void)
{
unsigned int tmp;
tmp = __VERIFIER_nondet_uint();
return tmp;
}
unsigned long ldv_undef_ulong(void)
{
unsigned long tmp;
tmp = __VERIFIER_nondet_ulong();
return tmp;
}
unsigned long long ldv_undef_ulonglong(void)
{
unsigned long long tmp;
tmp = __VERIFIER_nondet_ulonglong();
return tmp;
}
int ldv_undef_int_positive(void)
{
int ret = ldv_undef_int();
assume_abort_if_not(ret > 0);
return ret;
}
int ldv_undef_int_negative(void)
{
int ret = ldv_undef_int();
assume_abort_if_not(ret < 0);
return ret;
}
int ldv_undef_int_nonpositive(void)
{
int ret = ldv_undef_int();
assume_abort_if_not(ret <= 0);
return ret;
}
void *calloc(size_t, size_t);
void *memset(void *, int, size_t);
void *ldv_reference_malloc(size_t size)
{
void *__retres;
void *res;
int tmp;
tmp = ldv_undef_int();
if (tmp != 0) {
res = malloc(size);
assume_abort_if_not(res != (void *)0);
__retres = res;
goto return_label;
}
else {
__retres = (void *)0;
goto return_label;
}
return_label:
return __retres;
}
void *ldv_reference_calloc(size_t nmemb, size_t size)
{
void *tmp;
tmp = calloc(nmemb,size);
return tmp;
}
void *ldv_reference_zalloc(size_t size)
{
void *tmp;
tmp = calloc(1UL,size);
return tmp;
}
void ldv_reference_free(void *s)
{
free(s);
return;
}
void *ldv_reference_realloc(void *ptr, size_t size)
{
void *__retres;
void *res;
int tmp;
if (ptr != (void *)0 && size == 0UL) {
free(ptr);
__retres = (void *)0;
goto return_label;
}
else ;
if (ptr == (void *)0) {
res = malloc(size);
__retres = res;
goto return_label;
}
else ;
tmp = ldv_undef_int();
if (tmp != 0) {
res = malloc(size);
assume_abort_if_not(res != (void *)0);
memcpy(res,(void const *)ptr,size);
free(ptr);
__retres = res;
goto return_label;
}
else {
__retres = (void *)0;
goto return_label;
}
return_label:
return __retres;
}
void *ldv_reference_xmalloc(size_t size)
{
void *res;
res = malloc(size);
assume_abort_if_not(res != (void *)0);
return res;
}
void *ldv_reference_xzalloc(size_t size)
{
void *res;
res = calloc(1UL,size);
assume_abort_if_not(res != (void *)0);
return res;
}
|
the_stack_data/519577.c | #include <stdlib.h>
#include <stdio.h>
#include <netinet/in.h>
#include <netdb.h>
#include <strings.h>
#include <unistd.h>
int main(int argc, char *argv[]) {
struct sockaddr_in sockaddr;
struct hostent *host;
int sock;
int port = 41234;
char server_addr[] = "127.0.0.1";
char buffer[200];
char message[] = "Hello world";
host = gethostbyname(server_addr);
if (host == NULL) {
perror("Error during hostname resolution");
exit(1);
}
sockaddr.sin_family = AF_INET;
sockaddr.sin_port = htons(port);
bcopy(host->h_addr, &sockaddr.sin_addr, host->h_length);
sock = socket(AF_INET, SOCK_DGRAM, 0);
if (sock == -1) {
perror("Error during hostname resolution");
exit(1);
}
sendto(sock, message, sizeof(message), 0, (struct sockaddr *) &sockaddr, sizeof(sockaddr));
int received = recvfrom(sock, buffer, sizeof(buffer), 0, (struct sockaddr *) &sockaddr, (socklen_t *) sizeof(sockaddr));
if (received == 0) {
perror("No message was received from the server");
exit(1);
}
printf("Received from the server: %s", buffer);
close(sock);
return 0;
}
|
the_stack_data/206393624.c | #include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <signal.h>
#include <sys/errno.h>
#include <string.h>
#include <arpa/inet.h>
#include <unistd.h>
#define SERVER_PORTNUM 2020
#define MSGLEN 128
#define TICKET_AVALL 0
#define MAXUSERS 3
#define oops(x) {perror(x); exit(1);}
int make_dgram_server_socket(int);
void free_all_tickets();
void narrate(char *, char *, struct sockaddr_in *);
/*
** Important variable
*/
int ticket_array[MAXUSERS];
int sd = -1;
int num_tickets_out = 0;
char *do_hello();
char *do_goodbye();
int setup()
{
sd = make_dgram_server_socket(SERVER_PORTNUM);
if ( sd == -1)
oops("make socket");
free_all_tickets();
return sd;
}
void free_all_tickets()
{
int i;
for (i = 0; i < MAXUSERS; i++)
ticket_array[i] = TICKET_AVALL;
}
void shut_down()
{
close(sd);
}
void handle_request(char *req, struct sockaddr_in *client, socklen_t addlen)
{
char *response;
int ret;
/* act and compose a response */
if ( strncmp(req, "HELO", 4) == 0 ) {
response = do_hello(req);
} else if ( strncmp(req, "GBYE", 4) == 0 ) {
response = do_goodbye(req);
} else {
response = "FAIL invalid request";
}
/* send the response to the client */
narrate("SAID:", response, client);
ret = sendto(sd, response, strlen(response), 0, (struct sockaddr*)client, addlen);
if (ret == -1)
perror("SERVER sendto failed");
}
/*
** do_hello
** Give out a ticket if any are available
** IN msg_p message received from client
** Results: ptr to response
** note: return is in static buffer verwritten by each call
*/
char *do_hello(char *msg_p)
{
int x;
static char replybuf[MSGLEN];
if ( num_tickets_out >= MAXUSERS )
return "FAIL no tickets available";
/* else find a free ticket and give it to clietn */
for (x = 0; x < MAXUSERS && ticket_array[x] != TICKET_AVALL; x++);
/* A anity check - should never happen */
if (x == MAXUSERS) {
narrate("database corrupt", "", NULL);
return "FAIL database corrupt";
}
ticket_array[x] = atoi(msg_p + 5);
sprintf(replybuf, "TICK %d. %d", ticket_array[x], x);
num_tickets_out++;
return replybuf;
}
/*
** do_goodbye
** Take back ticket client is returning
** IN msg_p message received from client
** Results: ptr to response
** Note: return is in static buffer over written by each call
*/
char *do_goodbye(char *msg_p)
{
int pid, slot;
if ((sscanf((msg_p + 5), "%d. %d", &pid, &slot) != 2) ||
(ticket_array[slot] != pid)) {
narrate("Bogus ticket", msg_p + 5, NULL);
return "FAIL invalid ticket";
}
ticket_array[slot] = TICKET_AVALL;
num_tickets_out--;
return "THNX See ya";
}
void narrate(char *msg1, char *msg2, struct sockaddr_in *clientp)
{
fprintf(stderr, "\t\tSERVER: %s %s", msg1, msg2);
if (clientp) {
fprintf(stderr, "(%s:%d)", inet_ntoa(clientp->sin_addr),
ntohs(clientp->sin_port));
}
putc('\n', stderr);
} |
the_stack_data/56662.c | #include <stdio.h>
#include <unistd.h>
#include <pthread.h>
#include <sys/types.h>
#define MAXTHREADS 128
#define ITERATIONS_INSIDE_THREAD 100
int contador_global = 0;
pthread_mutex_t mutex;
void *imprimirThread(void* arg){
pthread_mutex_lock(&mutex);
int i = 0;
for(i; i < ITERATIONS_INSIDE_THREAD; i++){
contador_global++;
}
pthread_mutex_unlock(&mutex);
}
void main(){
// Variaveis
int i = 0;
pthread_t vetorThreads[MAXTHREADS];
// Inicializando mutex
pthread_mutex_init(&mutex, NULL);
// Criando threads
for(i; i < MAXTHREADS; i++){
pthread_t thread;
vetorThreads[i] = thread;
pthread_create(&vetorThreads[i], NULL, imprimirThread, NULL);
}
// Aguardando threads finalizar
for(i = 0; i < MAXTHREADS; i++){
pthread_join(vetorThreads[i], NULL);
}
printf("\nPrintando valor do contador global: %d \n", contador_global);
// Destroindo mutex e threads
pthread_mutex_destroy(&mutex);
pthread_exit(NULL);
}
|
the_stack_data/71124.c | #define NULL ((void*)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t; typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1
/* Forward declarations */
/* Type definitions */
typedef int /*<<< orphan*/ svn_txdelta__ops_baton_t ;
struct blocks {int* flags; } ;
typedef int apr_uint32_t ;
typedef int apr_size_t ;
typedef int /*<<< orphan*/ apr_pool_t ;
/* Variables and functions */
int MATCH_BLOCKSIZE ;
int adler32_replace (int,char const,char const) ;
int find_match (struct blocks*,int,char const*,int,char const*,int,int*,int*,int) ;
size_t hash_flags (int) ;
int init_adler32 (char const*) ;
int /*<<< orphan*/ init_blocks_table (char const*,int,struct blocks*,int /*<<< orphan*/ *) ;
int /*<<< orphan*/ store_delta_trailer (int /*<<< orphan*/ *,char const*,int,char const*,int,int,int /*<<< orphan*/ *) ;
int svn_cstring__match_length (char const*,char const*,int) ;
int svn_cstring__reverse_match_length (char const*,char const*,int) ;
int /*<<< orphan*/ svn_txdelta__insert_op (int /*<<< orphan*/ *,int /*<<< orphan*/ ,int,int,char const*,int /*<<< orphan*/ *) ;
int svn_txdelta__remove_copy (int /*<<< orphan*/ *,int) ;
int /*<<< orphan*/ svn_txdelta_new ;
int /*<<< orphan*/ svn_txdelta_source ;
__attribute__((used)) static void
compute_delta(svn_txdelta__ops_baton_t *build_baton,
const char *a,
apr_size_t asize,
const char *b,
apr_size_t bsize,
apr_pool_t *pool)
{
struct blocks blocks;
apr_uint32_t rolling;
apr_size_t lo = 0, pending_insert_start = 0, upper;
/* Optimization: directly compare window starts. If more than 4
* bytes match, we can immediately create a matching windows.
* Shorter sequences result in a net data increase. */
lo = svn_cstring__match_length(a, b, asize > bsize ? bsize : asize);
if ((lo > 4) || (lo == bsize))
{
svn_txdelta__insert_op(build_baton, svn_txdelta_source,
0, lo, NULL, pool);
pending_insert_start = lo;
}
else
lo = 0;
/* If the size of the target is smaller than the match blocksize, just
insert the entire target. */
if ((bsize - lo < MATCH_BLOCKSIZE) || (asize < MATCH_BLOCKSIZE))
{
store_delta_trailer(build_baton, a, asize, b, bsize, lo, pool);
return;
}
upper = bsize - MATCH_BLOCKSIZE; /* this is now known to be >= LO */
/* Initialize the matches table. */
init_blocks_table(a, asize, &blocks, pool);
/* Initialize our rolling checksum. */
rolling = init_adler32(b + lo);
while (lo < upper)
{
apr_size_t matchlen;
apr_size_t apos;
/* Quickly skip positions whose respective ROLLING checksums
definitely do not match any SLOT in BLOCKS. */
while (!(blocks.flags[hash_flags(rolling)] & (1 << (rolling & 7)))
&& lo < upper)
{
rolling = adler32_replace(rolling, b[lo], b[lo+MATCH_BLOCKSIZE]);
lo++;
}
/* LO is still <= UPPER, i.e. the following lookup is legal:
Closely check whether we've got a match for the current location.
Due to the above pre-filter, chances are that we find one. */
matchlen = find_match(&blocks, rolling, a, asize, b, bsize,
&lo, &apos, pending_insert_start);
/* If we didn't find a real match, insert the byte at the target
position into the pending insert. */
if (matchlen == 0)
{
/* move block one position forward. Short blocks at the end of
the buffer cannot be used as the beginning of a new match */
if (lo + MATCH_BLOCKSIZE < bsize)
rolling = adler32_replace(rolling, b[lo], b[lo+MATCH_BLOCKSIZE]);
lo++;
}
else
{
/* store the sequence of B that is between the matches */
if (lo - pending_insert_start > 0)
svn_txdelta__insert_op(build_baton, svn_txdelta_new,
0, lo - pending_insert_start,
b + pending_insert_start, pool);
else
{
/* the match borders on the previous op. Maybe, we found a
* match that is better than / overlapping the previous one. */
apr_size_t len = svn_cstring__reverse_match_length
(a + apos, b + lo, apos < lo ? apos : lo);
if (len > 0)
{
len = svn_txdelta__remove_copy(build_baton, len);
apos -= len;
matchlen += len;
lo -= len;
}
}
/* Reset the pending insert start to immediately after the
match. */
lo += matchlen;
pending_insert_start = lo;
svn_txdelta__insert_op(build_baton, svn_txdelta_source,
apos, matchlen, NULL, pool);
/* Calculate the Adler32 sum for the first block behind the match.
* Ignore short buffers at the end of B.
*/
if (lo + MATCH_BLOCKSIZE <= bsize)
rolling = init_adler32(b + lo);
}
}
/* If we still have an insert pending at the end, throw it in. */
store_delta_trailer(build_baton, a, asize, b, bsize, pending_insert_start, pool);
} |
the_stack_data/37991.c | /* Generated by CIL v. 1.7.0 */
/* print_CIL_Input is false */
struct _IO_FILE;
struct timeval;
extern float strtof(char const *str , char const *endptr ) ;
extern void signal(int sig , void *func ) ;
typedef struct _IO_FILE FILE;
extern int atoi(char const *s ) ;
extern double strtod(char const *str , char const *endptr ) ;
extern int fclose(void *stream ) ;
extern void *fopen(char const *filename , char const *mode ) ;
extern void abort() ;
extern void exit(int status ) ;
extern int raise(int sig ) ;
extern int fprintf(struct _IO_FILE *stream , char const *format , ...) ;
extern int strcmp(char const *a , char const *b ) ;
extern int rand() ;
extern unsigned long strtoul(char const *str , char const *endptr , int base ) ;
void RandomFunc(unsigned int input[1] , unsigned int output[1] ) ;
extern int strncmp(char const *s1 , char const *s2 , unsigned long maxlen ) ;
extern int gettimeofday(struct timeval *tv , void *tz , ...) ;
extern int printf(char const *format , ...) ;
int main(int argc , char *argv[] ) ;
void megaInit(void) ;
extern unsigned long strlen(char const *s ) ;
extern long strtol(char const *str , char const *endptr , int base ) ;
extern unsigned long strnlen(char const *s , unsigned long maxlen ) ;
extern void *memcpy(void *s1 , void const *s2 , unsigned long size ) ;
struct timeval {
long tv_sec ;
long tv_usec ;
};
extern void *malloc(unsigned long size ) ;
extern int scanf(char const *format , ...) ;
int main(int argc , char *argv[] )
{
unsigned int input[1] ;
unsigned int output[1] ;
int randomFuns_i5 ;
unsigned int randomFuns_value6 ;
int randomFuns_main_i7 ;
{
megaInit();
if (argc != 2) {
printf("Call this program with %i arguments\n", 1);
exit(-1);
} else {
}
randomFuns_i5 = 0;
while (randomFuns_i5 < 1) {
randomFuns_value6 = (unsigned int )strtoul(argv[randomFuns_i5 + 1], 0, 10);
input[randomFuns_i5] = randomFuns_value6;
randomFuns_i5 ++;
}
RandomFunc(input, output);
if (output[0] == 4242424242U) {
printf("You win!\n");
} else {
}
randomFuns_main_i7 = 0;
while (randomFuns_main_i7 < 1) {
printf("%u\n", output[randomFuns_main_i7]);
randomFuns_main_i7 ++;
}
}
}
void megaInit(void)
{
{
}
}
void RandomFunc(unsigned int input[1] , unsigned int output[1] )
{
unsigned int state[1] ;
unsigned int local2 ;
unsigned int local1 ;
char copy11 ;
unsigned short copy12 ;
{
state[0UL] = (input[0UL] + 914778474UL) ^ 3462201355U;
local1 = 0UL;
while (local1 < 1UL) {
local2 = 0UL;
while (local2 < 1UL) {
copy11 = *((char *)(& state[local2]) + 0);
*((char *)(& state[local2]) + 0) = *((char *)(& state[local2]) + 1);
*((char *)(& state[local2]) + 1) = copy11;
copy12 = *((unsigned short *)(& state[0UL]) + 1);
*((unsigned short *)(& state[0UL]) + 1) = *((unsigned short *)(& state[0UL]) + 0);
*((unsigned short *)(& state[0UL]) + 0) = copy12;
local2 += 2UL;
}
local1 ++;
}
output[0UL] = state[0UL] * 238420169UL | 1855805517U;
}
}
|
the_stack_data/154829441.c | // Programa em C - Algoritmo Karp-Rabin
#include <stdio.h>
#include <string.h>
// Função hash
#define REHASH(a, b, h) ((((h) - (a)*d) << 1) + (b))
// x = padrão; y = texto; m = tamanho do padrão; n = tamanho do texto
/* O algoritmo KR necessita ver a referência do comprimento das strings
para fazer a comparação do valor do hash com o elas. Assim, ele determina
onde aquele comprimento se encaixa no texto e se é igual ao padrão */
void KR(char *x, int m, char *y, int n) {
int d, hx, hy, i, j;
// Pré-processando
// Calcula d = 2^(m-1) com o operados de deslocamento à esquerda
for (d = i = 1; i < m; ++i)
d = (d<<1);
for (hy = hx = i = 0; i < m; ++i) {
hx = ((hx<<1) + x[i]);
hy = ((hy<<1) + y[i]);
}
// Buscando
j = 0;
while (j <= n-m) {
if (hx == hy && memcmp(x, y + j, m) == 0)
printf("Pattern found at index %d\n", j);
hy = REHASH(y[j], y[j + m], hy);
++j;
}
}
int main() {
char *y = "ABCCDDAEFG";
char *x = "CDD";
KR(x, strlen(x), y, strlen(y));
return 0;
} |
the_stack_data/864270.c | #include<stdio.h>
#include<omp.h>
#include<math.h>
main()
{
int n,i,j;
int arr[1000]={0};
printf("Enter n\n");
scanf("%d",&n);
for(i=2;i<=sqrt(n);i++)
{
if(arr[i]==0)
{
#pragma omp parallel for
for(j=i*i;j<=n;j=j+i)
arr[j]=1;
}
}
for(i=2;i<=n;i++)
if(arr[i]==0)
printf("%d\n",i);
}
|
the_stack_data/750294.c | // SPDX-License-Identifier: BSD-3-Clause
/* Copyright 2020, Intel Corporation */
/*
* template-example.c -- template example
*/
int
main(int argc, char *argv[])
{
return 0;
}
|
the_stack_data/97013954.c | /* Напишите на языке C / C++ программу, определяющую номер треугольного числа
* (см. также последовательность A000217 в «Энциклопедии целочисленных
* последовательностей»).
*
* Примечание: число 0 (ноль) не считается принадлежащим ряду, который
* считается начинающимся с единицы: 1, 3, 6, 10, 15, 21, 28, ...
*
* Вход: одно целое (возможно, со знаком «плюс» и символом «перевод строки» \n)
* число в диапазоне от 1 до 9'223'372'036'854'775'807.
*
* Выход: порядковый номер поданного на вход числа в последовательности
* треугольных чисел или 0 (ноль), если такого числа в последовательности нет.
* Символ 0 (ноль) должен выдаваться и во всех случаях подачи на вход
* некорректных (отрицательных и лежащих вне допустимого диапазона
* положительных числовых, а также символьных / строковых) данных.
*/
#include <limits.h>
#include <math.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int CORRECT_INPUT_MAX_LENGTH = 19; // number of digits in 9223372036854775807
uint64_t InputNumber() {
char input[CORRECT_INPUT_MAX_LENGTH + 2]; // one more digit for sign and one - for '\0'
uint64_t number = 0l;
printf("Please, enter your number\n");
int err = scanf("%20s", input); // read CORRECT_INPUT_MAX_LENGTH+1 characters
if (err == -1){
printf("Error!");
return err;
}
printf("%lld\n%s: %li\n", INT64_MAX, input, strlen(input));
if ((input[0] == '+' && strlen(input) > 20) || (input[0] != '+' && strlen(input) > 19)) {
printf("String too long!");
return 0;
}
if (input[0] == '-') {
printf("Number seems to be negative!\n");
return 0;
}
char *c = input;
if (*c == '+') c++;
if (strspn(c, "1234567890") != strlen(c)) {
printf("Seems that your input is not an integer number!\n");
return 0;
}
err = sscanf(input, "%llu", &number);
if (number > INT64_MAX) {
printf("Your number is too high!\n");
return 0;
}
if (err == -1){
printf("Error!");
return 0;
}
printf("Your number is: %llu\n", number);
return number;
}
int32_t ComputeTriangularNumber(int64_t number) {
double number_f = (double)number;
double result_f = 0.5*(sqrt(1. + 8.*number_f) - 1.);
int64_t result = (int64_t)result_f;
if (result*(result+1)/2 == number) return result;
else return 0;
}
int main()
{
uint64_t number = InputNumber();
printf("It is # %ld in the sequence of triangular numbers.", ComputeTriangularNumber((int64_t)number));
return 0;
}
|
the_stack_data/78495.c | #include <stdio.h>
int main()
{
int studentAge;
printf("Enter age of student: ");
scanf("%d", &studentAge);
printf("Student Age = %d\n", studentAge);
return 0;
}
|
the_stack_data/66651.c | //<stdio.h>
//example shows the usage of getchar() function.
#include <stdio.h>
int main () {
char c;
printf("Enter character: ");
c = getchar();
printf("Character entered: ");
putchar(c);
return(0);
}
|
the_stack_data/187644430.c | /*
1.7.9 Faça um programa de uma calculadora simples que permita
que o usuário digite dois valores inteiros. A calculadora, logo após
a digitação dos números, deverá mostrar o valor da soma, da
subtração, da multiplicação e da divisão dos valores digitados.
*/
#include<stdio.h>
int main(){
int num01, num02;
printf("############# CALCULADORA ###################\n \n");
printf("Digite o 1o numero: ");
scanf("%i", &num01);
printf("Digite o 2o numero: ");
scanf("%i", &num02);
printf("\n \n");
printf(" A Soma de %i + %i = %i \n ", num01, num02, num01 + num02);
printf("A Subtracao de %i + %i = %i \n ", num01, num02, num01 - num02);
printf("A Multiplicacao de %i + %i = %i \n ", num01, num02, num01 * num02);
printf("A Divisao de %i + %i = %i \n ", num01, num02, num01 - num02);
} |
the_stack_data/25138847.c | #include <stdio.h>
int main()
{
int enemies, printar; scanf("%d", &enemies);
char nome[99]; int ID, level, vida, atk, def;
for (printar = 0; printar < enemies; printar ++)
{
getchar();
scanf("%[^\n]", nome);
scanf("%d\n%d\n%d\n%d\n%d", &ID, &level, &vida, &atk, &def);
printf("Nome: %s\n", nome);
printf("ID: %d\n", ID);
printf("Level: %d\n", level);
printf("Vida: %d\n", vida);
printf("Ataque: %d\n", atk);
printf("Defesa: %d\n", def);
}
return(0);
}
|
the_stack_data/41117.c | #include <stdio.h>
int main(void)
{
int c, i, nwhite, nother;
int ndigit[10];
nwhite = nother = 0;
for (i = 0; i < 10; ++i)
ndigit[i] = 0;
while ((c = getchar()) != EOF)
if (c >= '0' && c <= '9')
++ndigit[c-'0'];
else if (c == ' ' || c == '\n' || c == '\t')
++nwhite;
else
++nother;
printf("digits =");
for (i = 0; i < 10; ++i)
printf(" %d", ndigit[i]);
printf(" , white space = %d, other = %d\n",
nwhite, nother);
}
|
the_stack_data/168893751.c | /* mbed Microcontroller Library
* Copyright (c) 2017 ARM Limited
* Copyright (c) 2017 STMicroelectronics
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#if DEVICE_FLASH
#include "flash_api.h"
#include "flash_data.h"
#include "platform/mbed_critical.h"
static uint32_t GetSector(uint32_t Address);
static uint32_t GetSectorSize(uint32_t Sector);
int32_t flash_init(flash_t *obj)
{
#if defined(DUAL_CORE)
uint32_t timeout = HSEM_TIMEOUT;
while (LL_HSEM_1StepLock(HSEM, CFG_HW_FLASH_SEMID) && (--timeout != 0)) {
}
#endif /* DUAL_CORE */
/* Clear pending flags (if any) */
__HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | FLASH_FLAG_PGSERR | FLASH_FLAG_WRPERR);
#if defined(DUAL_CORE)
LL_HSEM_ReleaseLock(HSEM, CFG_HW_FLASH_SEMID, HSEM_CR_COREID_CURRENT);
#endif /* DUAL_CORE */
return 0;
}
int32_t flash_free(flash_t *obj)
{
return 0;
}
int32_t flash_erase_sector(flash_t *obj, uint32_t address)
{
/* Variable used for Erase procedure */
FLASH_EraseInitTypeDef EraseInitStruct;
uint32_t SectorId;
uint32_t SectorError = 0;
int32_t status = 0;
if ((address >= (FLASH_BASE + FLASH_SIZE)) || (address < FLASH_BASE)) {
return -1;
}
#if defined(DUAL_CORE)
uint32_t timeout = HSEM_TIMEOUT;
while (LL_HSEM_1StepLock(HSEM, CFG_HW_FLASH_SEMID) && (--timeout != 0)) {
}
#endif /* DUAL_CORE */
if (HAL_FLASH_Unlock() != HAL_OK) {
#if defined(DUAL_CORE)
LL_HSEM_ReleaseLock(HSEM, CFG_HW_FLASH_SEMID, HSEM_CR_COREID_CURRENT);
#endif /* DUAL_CORE */
return -1;
}
/* Get the 1st sector to erase */
SectorId = GetSector(address);
/* Fill EraseInit structure */
EraseInitStruct.TypeErase = FLASH_TYPEERASE_SECTORS;
EraseInitStruct.VoltageRange = FLASH_VOLTAGE_RANGE_3;
EraseInitStruct.Sector = SectorId;
EraseInitStruct.NbSectors = 1;
if (address < ADDR_FLASH_SECTOR_0_BANK2) {
EraseInitStruct.Banks = FLASH_BANK_1;
if (HAL_FLASHEx_Erase(&EraseInitStruct, &SectorError) != HAL_OK) {
status = -1;
}
} else {
EraseInitStruct.TypeErase = FLASH_TYPEERASE_SECTORS;
EraseInitStruct.Banks = FLASH_BANK_2;
if (HAL_FLASHEx_Erase(&EraseInitStruct, &SectorError) != HAL_OK) {
status = -1;
}
}
HAL_FLASH_Lock();
#if defined(DUAL_CORE)
LL_HSEM_ReleaseLock(HSEM, CFG_HW_FLASH_SEMID, HSEM_CR_COREID_CURRENT);
#endif /* DUAL_CORE */
return status;
}
int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data,
uint32_t size)
{
uint32_t StartAddress = 0;
int32_t status = 0;
if ((address >= (FLASH_BASE + FLASH_SIZE)) || (address < FLASH_BASE)) {
return -1;
}
if ((size % 32) != 0) {
/* H7 flash devices can only be programmed 256bits/32 bytes at a time */
return -1;
}
#if defined(DUAL_CORE)
uint32_t timeout = HSEM_TIMEOUT;
while (LL_HSEM_1StepLock(HSEM, CFG_HW_FLASH_SEMID) && (--timeout != 0)) {
}
#endif /* DUAL_CORE */
if (HAL_FLASH_Unlock() != HAL_OK) {
#if defined(DUAL_CORE)
LL_HSEM_ReleaseLock(HSEM, CFG_HW_FLASH_SEMID, HSEM_CR_COREID_CURRENT);
#endif /* DUAL_CORE */
return -1;
}
StartAddress = address;
while ((address < (StartAddress + size)) && (status == 0)) {
if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_FLASHWORD, address, (uint32_t)data) == HAL_OK) {
address = address + 32;
data = data + 32;
} else {
status = -1;
}
}
HAL_FLASH_Lock();
#if defined(DUAL_CORE)
LL_HSEM_ReleaseLock(HSEM, CFG_HW_FLASH_SEMID, HSEM_CR_COREID_CURRENT);
#endif /* DUAL_CORE */
return status;
}
uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address)
{
if ((address >= (FLASH_BASE + FLASH_SIZE)) || (address < FLASH_BASE)) {
return MBED_FLASH_INVALID_SIZE;
}
return (GetSectorSize(GetSector(address)));
}
uint32_t flash_get_page_size(const flash_t *obj)
{
return (32);
}
uint32_t flash_get_start_address(const flash_t *obj)
{
return FLASH_BASE;
}
uint32_t flash_get_size(const flash_t *obj)
{
return FLASH_SIZE;
}
/**
* @brief Gets the sector of a given address
* @param Address: Flash address
* @retval The sector of a given address
*/
static uint32_t GetSector(uint32_t Address)
{
uint32_t sector = 0;
if (((Address < ADDR_FLASH_SECTOR_1_BANK1) && (Address >= ADDR_FLASH_SECTOR_0_BANK1)) || \
((Address < ADDR_FLASH_SECTOR_1_BANK2) && (Address >= ADDR_FLASH_SECTOR_0_BANK2))) {
sector = FLASH_SECTOR_0;
} else if (((Address < ADDR_FLASH_SECTOR_2_BANK1) && (Address >= ADDR_FLASH_SECTOR_1_BANK1)) || \
((Address < ADDR_FLASH_SECTOR_2_BANK2) && (Address >= ADDR_FLASH_SECTOR_1_BANK2))) {
sector = FLASH_SECTOR_1;
} else if (((Address < ADDR_FLASH_SECTOR_3_BANK1) && (Address >= ADDR_FLASH_SECTOR_2_BANK1)) || \
((Address < ADDR_FLASH_SECTOR_3_BANK2) && (Address >= ADDR_FLASH_SECTOR_2_BANK2))) {
sector = FLASH_SECTOR_2;
} else if (((Address < ADDR_FLASH_SECTOR_4_BANK1) && (Address >= ADDR_FLASH_SECTOR_3_BANK1)) || \
((Address < ADDR_FLASH_SECTOR_4_BANK2) && (Address >= ADDR_FLASH_SECTOR_3_BANK2))) {
sector = FLASH_SECTOR_3;
} else if (((Address < ADDR_FLASH_SECTOR_5_BANK1) && (Address >= ADDR_FLASH_SECTOR_4_BANK1)) || \
((Address < ADDR_FLASH_SECTOR_5_BANK2) && (Address >= ADDR_FLASH_SECTOR_4_BANK2))) {
sector = FLASH_SECTOR_4;
} else if (((Address < ADDR_FLASH_SECTOR_6_BANK1) && (Address >= ADDR_FLASH_SECTOR_5_BANK1)) || \
((Address < ADDR_FLASH_SECTOR_6_BANK2) && (Address >= ADDR_FLASH_SECTOR_5_BANK2))) {
sector = FLASH_SECTOR_5;
} else if (((Address < ADDR_FLASH_SECTOR_7_BANK1) && (Address >= ADDR_FLASH_SECTOR_6_BANK1)) || \
((Address < ADDR_FLASH_SECTOR_7_BANK2) && (Address >= ADDR_FLASH_SECTOR_6_BANK2))) {
sector = FLASH_SECTOR_6;
} else {
sector = FLASH_SECTOR_7;
}
return sector;
}
/**
* @brief Gets sector Size
* @param None
* @retval The size of a given sector
*/
static uint32_t GetSectorSize(uint32_t Sector)
{
return (uint32_t)(128 * 1024); // 128 KB
}
uint8_t flash_get_erase_value(const flash_t *obj)
{
(void)obj;
return 0xFF;
}
#endif
|
the_stack_data/86317.c | #include<stdio.h>
int main()
{
int num[100000]={0};
int n;
int k,flag=0;
scanf("%d",&n);
for(int i=0;i<n;i++)
{
scanf("%d",&k);
num[k]++;
if(flag<k) flag=k;
}
scanf("%d",&k);
while(flag--)
{
if(num[flag])
{
k--;
if(k==1)
{
printf("%d %d",flag,num[flag]);
break;
}
}
}
return 0;
} |
the_stack_data/660763.c | #include<stdio.h>
#include<sys/types.h>
#include<sys/stat.h>
#include<fcntl.h>
#include<unistd.h>
#include<errno.h>
#include<stdlib.h>
#include<string.h>
int main(int argc , char const *argv[])
{
int fd1;
int fd2;
char buff;
fd1 =open("src.txt",O_RDWR );
if(fd1==-1)
{
perror("error\n");
exit(EXIT_FAILURE);
}
fd2=open("dest.txt",O_WRONLY);
while (read(fd1,&buff,1))
{
write(fd2,&buff,1);
}
printf("%d %d",fd1,fd2);
//printf("%s",buff);
close(fd1);
close(fd2);
return 0;
}
|
the_stack_data/1259216.c | #include <stdio.h>
#include <stdlib.h>
int main(int argc, char *argv[])
{
int year,month,day,n,l=0,p=0;
scanf("%d %d %d",&year,&month,&day);
scanf("%d",&n);
n+=day-1;
day=1;
do
{
if((year%4==0&&year%100!=0)||year%400==0) l=1;
else l=0;
switch(month)
{case 1:case 3:case 5:case 7:case 8:case 10:case 12:p=31;break;
case 4:case 6:case 9:case 11:p=30;break;
case 2:p=28+l;break;
}
if(n>p-1){
month++;
n-=p;
}
else{
day+=n;
n=0;
}
if(month>=13) {
month%=12;
year++;
}
}while(n!=0);
printf("%d.%d.%d\n",year,month,day);
return 0;
}
|
the_stack_data/201509.c | /**
* This file contains functions not implemented by arm libc
*/
void _init() {}
|
the_stack_data/231392569.c | #include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
#include <inttypes.h>
void swap ( int * x, int * y )
{
int temp;
temp = *x;
*x = *y;
*y = temp;
}
int choosePivot ( int i, int j )
{
return ( ( i + j ) / 2 );
}
void quickSort ( int list[], int m, int n )
{
int key, i, j, k;
if ( m < n )
{
k = choosePivot ( m, n );
swap ( &list[m], &list[k] );
key = list[m];
i = m + 1;
j = n;
while ( i <= j )
{
while ( ( i <= n ) && ( list[i] <= key ) )
{
i++;
}
while ( ( j >= m ) && ( list[j] > key ) )
{
j--;
}
if ( i < j )
{
swap ( &list[i], &list[j] );
}
}
swap ( &list[m], &list[j] );
quickSort ( list, m, j - 1 );
quickSort ( list, j + 1, n );
}
}
void printList ( int list[], int n )
{
int i;
for ( i = 0; i < n; i++ )
{
printf ( "%d\t", list[i] );
}
}
int main()
{
int n;
scanf ( "%d", &n );
int arr[n];
for ( int arr_i = 0; arr_i < n; arr_i++ )
{
scanf ( "%d", &arr[arr_i] );
}
quickSort ( arr, 0, n-1 );
int temp = arr[0];
printf ( "%d\n", n );
for ( int i = 0; i < n; i++ )
{
if ( temp != arr[i] )
{
printf ( "%d\n", n - i );
temp = arr[i];
}
}
return 0;
}
|
the_stack_data/48575622.c | #include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<malloc.h>
#include<math.h>
int arr[305][305];
struct ju{
int row;
int col;
int value;
};
int main(){
struct ju a[12501];
struct ju b[12501];
int m,n;
int num;
int i,j;
while(~scanf("%d %d",&m,&n)){
int acou=0;
for(i=0;i<m;i++){
for(j=0;j<n;j++){
scanf("%d",&num);
if(num!=0){
a[acou].row=i;
a[acou].col=j;
a[acou].value=num;
acou++;
}
}
}
num=0;
while(num<acou){
arr[a[num].col][a[num].row]=a[num].value;
num++;
}
for(i=0;i<n;i++){
for(j=0;j<m;j++){
printf("%d ",arr[i][j]);
}
printf("\n");
}
}
return 0;
}
|
the_stack_data/90765521.c | /* This testcase is part of GDB, the GNU debugger.
Copyright 2004-2017 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>
enum level { MAIN, OUTER, INNER, LEAF, NR_LEVELS };
/* Levels completed flag. */
volatile enum level level = NR_LEVELS;
void catcher (int signal);
void
thrower (enum level next_level, int sig, int itimer, int on_stack)
{
level = next_level;
/* Set up the signal handler. */
{
struct sigaction act;
memset (&act, 0, sizeof (act));
act.sa_handler = catcher;
act.sa_flags |= on_stack;
sigaction (sig, &act, NULL);
}
/* Set up a one-off timer. A timer, rather than SIGSEGV, is used as
after a timer handler finishes the interrupted code can safely
resume. */
{
struct itimerval itime;
memset (&itime, 0, sizeof (itime));
itime.it_value.tv_usec = 250 * 1000;
setitimer (itimer, &itime, NULL);
}
/* Wait. */
while (level != LEAF);
}
void
catcher (int signal)
{
/* Find the next level. */
switch (level)
{
case MAIN:
thrower (OUTER, SIGALRM, ITIMER_REAL, SA_ONSTACK);
break;
case OUTER:
thrower (INNER, SIGVTALRM, ITIMER_VIRTUAL, SA_ONSTACK);
break;
case INNER:
level = LEAF;
return;
}
}
int
main ()
{
/* Set up the altstack. */
{
static char stack[SIGSTKSZ * NR_LEVELS];
stack_t alt;
memset (&alt, 0, sizeof (alt));
alt.ss_sp = stack;
alt.ss_size = SIGSTKSZ;
alt.ss_flags = 0;
if (sigaltstack (&alt, NULL) < 0)
{
perror ("sigaltstack");
exit (0);
}
}
level = MAIN;
catcher (0);
return 0;
}
|
the_stack_data/105779.c | /* XPM */
static const char *const xpm_icon_0[] = {
/* columns rows colors chars-per-pixel */
"16 16 130 2",
" c #6A6967",
". c #73726F",
"X c #797875",
"o c #2F952E",
"O c #399738",
"+ c #3F9B3D",
"@ c #5CA759",
"# c #77B173",
"$ c #82817E",
"% c #80B47C",
"& c #888783",
"* c #979693",
"= c #9B9A96",
"- c #9D9B98",
"; c #9F9D9A",
": c #90BB8B",
"> c #90BC8C",
", c #A1A09C",
"< c #A1A19C",
"1 c #A2A09C",
"2 c #A2A09D",
"3 c #A2A19D",
"4 c #A3A19D",
"5 c #A4A39F",
"6 c #A5A39F",
"7 c #A5A4A0",
"8 c #A6A5A1",
"9 c #ABAAA6",
"0 c #AEADA9",
"q c #AEAEA9",
"w c #B0AEAA",
"e c #B0AFAA",
"r c #B3B1AD",
"t c #B5B3AF",
"y c #B7B5B1",
"u c #B9B7B3",
"i c #B9B8B4",
"p c #BAB9B4",
"a c #BBBAB5",
"s c #BBBBB5",
"d c #BDBBB7",
"f c #BEBCB8",
"g c #BEBDB8",
"h c #BFBEB9",
"j c #C0BEB9",
"k c #A2C49D",
"l c #A7C5A2",
"z c #ABC5A5",
"x c #B6CBB0",
"c c #BDCEB7",
"v c #C2C0BC",
"b c #C3C1BD",
"n c #C3C3BD",
"m c #C4C4BE",
"M c #C6C4BF",
"N c #C0CFBA",
"B c #C4D0BD",
"V c #C5D2BF",
"C c #C7C6C1",
"Z c #C8C6C1",
"A c #C8C6C2",
"S c #C9C7C2",
"D c #C9C7C3",
"F c #CAC8C4",
"G c #CBC9C4",
"H c #CDCBC6",
"J c #CDCBC7",
"K c #CDCCC7",
"L c #CECCC7",
"P c #D0CEC9",
"I c #D1CFCA",
"U c #D1CFCB",
"Y c #CAD3C3",
"T c #CBD2C4",
"R c #D1D0CA",
"E c #D2D0CB",
"W c #D1D5CA",
"Q c #D2D0CC",
"! c #D2D1CC",
"~ c #D3D1CC",
"^ c #D3D1CD",
"/ c #D4D1CD",
"( c #D4D2CD",
") c #D6D4CF",
"_ c #D5D6CE",
"` c #D6D8CF",
"' c #D7D5D0",
"] c #D7D6D1",
"[ c #DAD5D3",
"{ c #D8D6D2",
"} c #D9D7D2",
"| c #DBD6D4",
" . c #D9D8D2",
".. c #DAD8D3",
"X. c #DAD9D3",
"o. c #D9DAD2",
"O. c #DBD8D4",
"+. c #DBD9D4",
"@. c #DCDAD5",
"#. c #DED9D7",
"$. c #DDDBD6",
"%. c #DEDBD7",
"&. c #DEDCD7",
"*. c #DFDDD7",
"=. c #DFDBD8",
"-. c #DFDDD8",
";. c #E0DBD8",
":. c #E0DAD9",
">. c #E0DBD9",
",. c #E1DADA",
"<. c #E0DCD8",
"1. c #E0DDD8",
"2. c #E0DDD9",
"3. c #E0DED8",
"4. c #E0DED9",
"5. c #E1DFD9",
"6. c #E2DDDB",
"7. c #E3D9DC",
"8. c #E3DFDC",
"9. c #E2E0DA",
"0. c #E2E0DB",
"q. c #E3E1DC",
"w. c #E5E1DD",
"e. c #E5E2DD",
"r. c #E7E4DF",
"t. c #E7DFE0",
"y. c #E8E0E0",
"u. c #E9E1E1",
"i. c #EAE0E3",
"p. c #F0E4E8",
/* pixels */
"@.@.+.&.@.@.@.@.@.+.-.-.+.@.@.@.",
"@.+.@.^ I &.+.+.@[email protected] R @.+.@.@.",
"@.} q.a $ e.} +.} e.5 4.+.+.@.",
"@.4.e.v . q.@.&.-.4.0 X 4.+.+.+.",
"@.a u u 9 u f a d @.J ' @...+.&.",
"@.* I @.@.,.] @.w u j d d f t I ",
"4.6 ^ 4.} x @.&.d @.4.t.-.4.C F ",
"4.1 R w.> + ,.&.a =.N : T 8.M F ",
"&.5 / ..@ O N 8.a | ] # % p.n D ",
"3.< ^ @.W l } @.a ,.c o z u.M F ",
"4.7 / 4.;[email protected] @.Y k Y e.C F ",
"@.& = 6 6 6 6 ; 5 ] } ,.} ..v F ",
"L = } I R R _ J 5 r r 0 w r 5 I ",
"+.j =.@.&.&.4.} t F M D F D t @.",
"@.} +.+.O.O.......&.&.4.&.3.O.O.",
"+.@.@.+...&...&.O...@...@...@.@."
};
/* XPM */
static const char *const xpm_icon_1[] = {
/* columns rows colors chars-per-pixel */
"32 32 224 2",
" c #1D1D1D",
". c #262524",
"X c #292928",
"o c #383837",
"O c #393937",
"+ c #007200",
"@ c #007400",
"# c #454543",
"$ c #4F4E4C",
"% c #585755",
"& c #5C5B59",
"* c #63615F",
"= c #656462",
"- c #686765",
"; c #6B6B68",
": c #6F6E6C",
"> c #716F6D",
", c #71706E",
"< c #72716E",
"1 c #777673",
"2 c #777674",
"3 c #787774",
"4 c #797875",
"5 c #797876",
"6 c #7C7A78",
"7 c #7E7D7A",
"8 c #7F7E7B",
"9 c #038003",
"0 c #0D880C",
"q c #188918",
"w c #1C8B1B",
"e c #1E8C1D",
"r c #349832",
"t c #3A9938",
"y c #3B9A39",
"u c #3C993A",
"i c #3D9A3B",
"p c #409A3E",
"a c #419C3F",
"s c #479F44",
"d c #4BA048",
"f c #4EA24C",
"g c #55A452",
"h c #57A154",
"j c #64AA61",
"k c #67AA64",
"l c #6DAE6A",
"z c #73B070",
"x c #76B072",
"c c #7BB377",
"v c #7EB37A",
"b c #7CB478",
"n c #7FB57B",
"m c #81B67D",
"M c #82B67D",
"N c #898885",
"B c #8A8986",
"V c #8B8986",
"C c #8E8C89",
"Z c #8E8D89",
"A c #91908C",
"S c #92908D",
"D c #92918E",
"F c #93928F",
"G c #94928F",
"H c #959490",
"J c #969491",
"K c #969591",
"L c #999794",
"P c #999895",
"I c #9C9A97",
"U c #9E9D99",
"Y c #A09F9B",
"T c #85B781",
"R c #89B985",
"E c #93BD8E",
"W c #94BD8F",
"Q c #A1A09C",
"! c #A2A19D",
"~ c #A3A19E",
"^ c #A3A29E",
"/ c #A6A4A1",
"( c #A6A5A1",
") c #A7A5A1",
"_ c #A7A5A2",
"` c #A8A6A2",
"' c #A8A6A3",
"] c #A9A7A3",
"[ c #AAA8A4",
"{ c #AAA9A5",
"} c #ABA9A5",
"| c #ABAAA6",
" . c #ACAAA6",
".. c #ACABA7",
"X. c #ADABA7",
"o. c #ADACA8",
"O. c #AEACA8",
"+. c #AEADA9",
"@. c #AFADA9",
"#. c #B0AFAB",
"$. c #B1AFAB",
"%. c #B1B0AC",
"&. c #B3B1AD",
"*. c #B4B2AE",
"=. c #B4B3AE",
"-. c #B5B3AF",
";. c #B5B4B0",
":. c #B8B6B2",
">. c #B9B7B3",
",. c #BAB8B4",
"<. c #BBB9B5",
"1. c #BCBAB6",
"2. c #BCBBB6",
"3. c #BDBBB7",
"4. c #BEBCB8",
"5. c #BEBDB8",
"6. c #BFBDB9",
"7. c #C0BEBA",
"8. c #C0BFBA",
"9. c #C1BFBA",
"0. c #C1BFBB",
"q. c #A2C39D",
"w. c #A3C39D",
"e. c #ABC6A6",
"r. c #B4CAAE",
"t. c #BECEB8",
"y. c #C2C0BC",
"u. c #C2C1BC",
"i. c #C4C3BE",
"p. c #C5C3BF",
"a. c #C5C4BF",
"s. c #C6C4BF",
"d. c #C6C4C0",
"f. c #C7C5C0",
"g. c #C7C5C1",
"h. c #C7C6C1",
"j. c #C8C6C1",
"k. c #C8C6C2",
"l. c #C9C7C2",
"z. c #CBCAC5",
"x. c #CFCDC8",
"c. c #D2D0CB",
"v. c #D4D2CD",
"b. c #D6D4CF",
"n. c #D6D6CF",
"m. c #D7D5D0",
"M. c #D7D7D0",
"N. c #D7D7D1",
"B. c #D8D6D1",
"V. c #D8D7D1",
"C. c #D8D6D2",
"Z. c #D8D7D2",
"A. c #D9D7D2",
"S. c #D9D7D3",
"D. c #D7D8D0",
"F. c #D7D8D1",
"G. c #D8D8D1",
"H. c #D8D8D2",
"J. c #D9D8D2",
"K. c #D9D9D2",
"L. c #D9D8D3",
"P. c #DAD8D3",
"I. c #DAD9D3",
"U. c #DBD8D4",
"Y. c #DAD9D4",
"T. c #DBD9D4",
"R. c #DBDAD4",
"E. c #DCD9D5",
"W. c #DCDAD5",
"Q. c #DDDAD6",
"!. c #DDDBD6",
"~. c #DEDAD7",
"^. c #DEDBD7",
"/. c #DEDCD7",
"(. c #DFDBD8",
"). c #DFDDD8",
"_. c #E0DCD9",
"`. c #E0DED8",
"'. c #E0DED9",
"]. c #E1DED9",
"[. c #E1DFD9",
"{. c #E1DCDA",
"}. c #E2DCDA",
"|. c #E2DCDB",
" X c #E3DCDB",
".X c #E1DFDA",
"XX c #E3DDDC",
"oX c #E4DDDC",
"OX c #E4DDDD",
"+X c #E5DDDD",
"@X c #E5DDDE",
"#X c #E6DDDE",
"$X c #E7DEDF",
"%X c #E2E0DA",
"&X c #E2E0DB",
"*X c #E3E0DB",
"=X c #E3E1DB",
"-X c #E3E1DC",
";X c #E4E1DC",
":X c #E4E2DC",
">X c #E4E2DD",
",X c #E5E2DD",
"<X c #E5E3DD",
"1X c #E5E3DE",
"2X c #E6E4DF",
"3X c #E7DEE0",
"4X c #E9DFE1",
"5X c #E9DFE2",
"6X c #EADFE2",
"7X c #EBE0E3",
"8X c #E8E6E1",
"9X c #E9E7E1",
"0X c #E9E7E2",
"qX c #EBE0E4",
"wX c #ECE0E4",
"eX c #EDE0E5",
"rX c #EDE0E6",
"tX c #EAE8E3",
"yX c #ECEAE5",
"uX c #EDEAE5",
"iX c #EEECE6",
"pX c #EEECE7",
"aX c #F1E2E9",
"sX c #FFE8F8",
/* pixels */
"W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.W.",
"W.W.W.W.W.T.W.T.P.T.W.T.W.W.W.W.W.W.T.W.T.T.T.T.W.T.W.W.W.W.W.W.",
"W.W.W.W.W.W.T./..XW.T.W.W.W.W.W.W.W.W.T.W.-X.XT.W.T.W.W.W.W.W.W.",
"W.W.W.W.W.W.W.c.s.P.W.T.W.W.W.W.W.W.T.W.S.,.s..XT.W.W.W.W.W.W.W.",
"W.W.W.W.W.P.-XG u.%XS.W.W.W.W.W.W.P.-X=.1 # B 8XS.W.W.W.W.W.W.",
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};
/* XPM */
static const char *const xpm_icon_2[] = {
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". c #10100F",
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"% c #007500",
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"* c #41413F",
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"- c #4A4947",
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"5 c #757471",
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"8 c #7E7D7A",
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"p c #3A9A39",
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};
const char *const *const xpm_icons[] = {
xpm_icon_0,
xpm_icon_1,
xpm_icon_2,
};
const int n_xpm_icons = 3;
|
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