id
int32 0
27.3k
| func
stringlengths 26
142k
| target
bool 2
classes | project
stringclasses 2
values | commit_id
stringlengths 40
40
|
|---|---|---|---|---|
5,954 | static av_cold int ape_decode_init(AVCodecContext * avctx)
{
APEContext *s = avctx->priv_data;
int i;
if (avctx->extradata_size != 6) {
av_log(avctx, AV_LOG_ERROR, "Incorrect extradata\n");
return -1;
}
if (avctx->bits_per_coded_sample != 16) {
av_log(avctx, AV_LOG_ERROR, "Only 16-bit samples are supported\n");
return -1;
}
if (avctx->channels > 2) {
av_log(avctx, AV_LOG_ERROR, "Only mono and stereo is supported\n");
return -1;
}
s->avctx = avctx;
s->channels = avctx->channels;
s->fileversion = AV_RL16(avctx->extradata);
s->compression_level = AV_RL16(avctx->extradata + 2);
s->flags = AV_RL16(avctx->extradata + 4);
av_log(avctx, AV_LOG_DEBUG, "Compression Level: %d - Flags: %d\n", s->compression_level, s->flags);
if (s->compression_level % 1000 || s->compression_level > COMPRESSION_LEVEL_INSANE) {
av_log(avctx, AV_LOG_ERROR, "Incorrect compression level %d\n", s->compression_level);
return -1;
}
s->fset = s->compression_level / 1000 - 1;
for (i = 0; i < APE_FILTER_LEVELS; i++) {
if (!ape_filter_orders[s->fset][i])
break;
s->filterbuf[i] = av_malloc((ape_filter_orders[s->fset][i] * 3 + HISTORY_SIZE) * 4);
}
dsputil_init(&s->dsp, avctx);
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avctx->channel_layout = (avctx->channels==2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO;
return 0;
}
| true | FFmpeg | 7500781313d11b37772c05a28da20fbc112db478 |
5,955 | void monitor_vprintf(Monitor *mon, const char *fmt, va_list ap)
{
char buf[4096];
if (!mon)
return;
if (monitor_ctrl_mode(mon)) {
return;
}
vsnprintf(buf, sizeof(buf), fmt, ap);
monitor_puts(mon, buf);
}
| true | qemu | e1f2641b5926d20f63d36f0de45206be774da8da |
5,956 | static void hScale16To19_c(SwsContext *c, int16_t *_dst, int dstW, const uint8_t *_src,
const int16_t *filter,
const int16_t *filterPos, int filterSize)
{
int i;
int32_t *dst = (int32_t *) _dst;
const uint16_t *src = (const uint16_t *) _src;
int bits = av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1;
int sh = bits - 4;
for (i = 0; i < dstW; i++) {
int j;
int srcPos = filterPos[i];
int val = 0;
for (j = 0; j < filterSize; j++) {
val += src[srcPos + j] * filter[filterSize * i + j];
}
// filter=14 bit, input=16 bit, output=30 bit, >> 11 makes 19 bit
dst[i] = FFMIN(val >> sh, (1 << 19) - 1);
}
}
| true | FFmpeg | 2254b559cbcfc0418135f09add37c0a5866b1981 |
5,957 | static int milkymist_softusb_init(SysBusDevice *dev)
{
MilkymistSoftUsbState *s = MILKYMIST_SOFTUSB(dev);
sysbus_init_irq(dev, &s->irq);
memory_region_init_io(&s->regs_region, OBJECT(s), &softusb_mmio_ops, s,
"milkymist-softusb", R_MAX * 4);
sysbus_init_mmio(dev, &s->regs_region);
/* register pmem and dmem */
memory_region_init_ram(&s->pmem, OBJECT(s), "milkymist-softusb.pmem",
s->pmem_size, &error_abort);
vmstate_register_ram_global(&s->pmem);
s->pmem_ptr = memory_region_get_ram_ptr(&s->pmem);
sysbus_init_mmio(dev, &s->pmem);
memory_region_init_ram(&s->dmem, OBJECT(s), "milkymist-softusb.dmem",
s->dmem_size, &error_abort);
vmstate_register_ram_global(&s->dmem);
s->dmem_ptr = memory_region_get_ram_ptr(&s->dmem);
sysbus_init_mmio(dev, &s->dmem);
hid_init(&s->hid_kbd, HID_KEYBOARD, softusb_kbd_hid_datain);
hid_init(&s->hid_mouse, HID_MOUSE, softusb_mouse_hid_datain);
return 0;
}
| true | qemu | f8ed85ac992c48814d916d5df4d44f9a971c5de4 |
5,958 | static gnutls_certificate_credentials_t vnc_tls_initialize_x509_cred(VncDisplay *vd)
{
gnutls_certificate_credentials_t x509_cred;
int ret;
if (!vd->tls.x509cacert) {
VNC_DEBUG("No CA x509 certificate specified\n");
return NULL;
}
if (!vd->tls.x509cert) {
VNC_DEBUG("No server x509 certificate specified\n");
return NULL;
}
if (!vd->tls.x509key) {
VNC_DEBUG("No server private key specified\n");
return NULL;
}
if ((ret = gnutls_certificate_allocate_credentials(&x509_cred)) < 0) {
VNC_DEBUG("Cannot allocate credentials %s\n", gnutls_strerror(ret));
return NULL;
}
if ((ret = gnutls_certificate_set_x509_trust_file(x509_cred,
vd->tls.x509cacert,
GNUTLS_X509_FMT_PEM)) < 0) {
VNC_DEBUG("Cannot load CA certificate %s\n", gnutls_strerror(ret));
gnutls_certificate_free_credentials(x509_cred);
return NULL;
}
if ((ret = gnutls_certificate_set_x509_key_file (x509_cred,
vd->tls.x509cert,
vd->tls.x509key,
GNUTLS_X509_FMT_PEM)) < 0) {
VNC_DEBUG("Cannot load certificate & key %s\n", gnutls_strerror(ret));
gnutls_certificate_free_credentials(x509_cred);
return NULL;
}
if (vd->tls.x509cacrl) {
if ((ret = gnutls_certificate_set_x509_crl_file(x509_cred,
vd->tls.x509cacrl,
GNUTLS_X509_FMT_PEM)) < 0) {
VNC_DEBUG("Cannot load CRL %s\n", gnutls_strerror(ret));
gnutls_certificate_free_credentials(x509_cred);
return NULL;
}
}
gnutls_certificate_set_dh_params (x509_cred, dh_params);
return x509_cred;
}
| true | qemu | 3e305e4a4752f70c0b5c3cf5b43ec957881714f7 |
5,959 | static int client_migrate_info(Monitor *mon, const QDict *qdict,
MonitorCompletion cb, void *opaque)
{
const char *protocol = qdict_get_str(qdict, "protocol");
const char *hostname = qdict_get_str(qdict, "hostname");
const char *subject = qdict_get_try_str(qdict, "cert-subject");
int port = qdict_get_try_int(qdict, "port", -1);
int tls_port = qdict_get_try_int(qdict, "tls-port", -1);
Error *err;
int ret;
if (strcmp(protocol, "spice") == 0) {
if (!qemu_using_spice(&err)) {
qerror_report_err(err);
return -1;
}
if (port == -1 && tls_port == -1) {
qerror_report(QERR_MISSING_PARAMETER, "port/tls-port");
return -1;
}
ret = qemu_spice_migrate_info(hostname, port, tls_port, subject,
cb, opaque);
if (ret != 0) {
qerror_report(QERR_UNDEFINED_ERROR);
return -1;
}
return 0;
}
qerror_report(QERR_INVALID_PARAMETER, "protocol");
return -1;
}
| true | qemu | 606ee8f5eadd79627216bbdde4da0337cb7d4360 |
5,960 | static void cmd_inquiry(IDEState *s, uint8_t *buf)
{
int max_len = buf[4];
buf[0] = 0x05; /* CD-ROM */
buf[1] = 0x80; /* removable */
buf[2] = 0x00; /* ISO */
buf[3] = 0x21; /* ATAPI-2 (XXX: put ATAPI-4 ?) */
buf[4] = 31; /* additional length */
buf[5] = 0; /* reserved */
buf[6] = 0; /* reserved */
buf[7] = 0; /* reserved */
padstr8(buf + 8, 8, "QEMU");
padstr8(buf + 16, 16, "QEMU DVD-ROM");
padstr8(buf + 32, 4, s->version);
ide_atapi_cmd_reply(s, 36, max_len);
}
| true | qemu | 9a502563eef7d7c2c9120b237059426e229eefe9 |
5,961 | uint32 float32_to_uint32( float32 a STATUS_PARAM )
{
int64_t v;
uint32 res;
v = float32_to_int64(a STATUS_VAR);
if (v < 0) {
res = 0;
float_raise( float_flag_invalid STATUS_VAR);
} else if (v > 0xffffffff) {
res = 0xffffffff;
float_raise( float_flag_invalid STATUS_VAR);
} else {
res = v;
}
return res;
}
| true | qemu | 34e1c27bc3094ffe484d9855e07ad104bddf579f |
5,964 | sowrite(struct socket *so)
{
int n,nn;
struct sbuf *sb = &so->so_rcv;
int len = sb->sb_cc;
struct iovec iov[2];
DEBUG_CALL("sowrite");
DEBUG_ARG("so = %p", so);
if (so->so_urgc) {
sosendoob(so);
if (sb->sb_cc == 0)
return 0;
}
/*
* No need to check if there's something to write,
* sowrite wouldn't have been called otherwise
*/
iov[0].iov_base = sb->sb_rptr;
iov[1].iov_base = NULL;
iov[1].iov_len = 0;
if (sb->sb_rptr < sb->sb_wptr) {
iov[0].iov_len = sb->sb_wptr - sb->sb_rptr;
/* Should never succeed, but... */
if (iov[0].iov_len > len) iov[0].iov_len = len;
n = 1;
} else {
iov[0].iov_len = (sb->sb_data + sb->sb_datalen) - sb->sb_rptr;
if (iov[0].iov_len > len) iov[0].iov_len = len;
len -= iov[0].iov_len;
if (len) {
iov[1].iov_base = sb->sb_data;
iov[1].iov_len = sb->sb_wptr - sb->sb_data;
if (iov[1].iov_len > len) iov[1].iov_len = len;
n = 2;
} else
n = 1;
}
/* Check if there's urgent data to send, and if so, send it */
#ifdef HAVE_READV
nn = writev(so->s, (const struct iovec *)iov, n);
DEBUG_MISC((dfd, " ... wrote nn = %d bytes\n", nn));
#else
nn = slirp_send(so, iov[0].iov_base, iov[0].iov_len,0);
#endif
/* This should never happen, but people tell me it does *shrug* */
if (nn < 0 && (errno == EAGAIN || errno == EINTR))
return 0;
if (nn <= 0) {
DEBUG_MISC((dfd, " --- sowrite disconnected, so->so_state = %x, errno = %d\n",
so->so_state, errno));
sofcantsendmore(so);
tcp_sockclosed(sototcpcb(so));
return -1;
}
#ifndef HAVE_READV
if (n == 2 && nn == iov[0].iov_len) {
int ret;
ret = slirp_send(so, iov[1].iov_base, iov[1].iov_len,0);
if (ret > 0)
nn += ret;
}
DEBUG_MISC((dfd, " ... wrote nn = %d bytes\n", nn));
#endif
/* Update sbuf */
sb->sb_cc -= nn;
sb->sb_rptr += nn;
if (sb->sb_rptr >= (sb->sb_data + sb->sb_datalen))
sb->sb_rptr -= sb->sb_datalen;
/*
* If in DRAIN mode, and there's no more data, set
* it CANTSENDMORE
*/
if ((so->so_state & SS_FWDRAIN) && sb->sb_cc == 0)
sofcantsendmore(so);
return nn;
}
| true | qemu | 75cb298d905030fca897ea1d80e409c7f7e3e5ea |
5,966 | static int64_t coroutine_fn raw_co_get_block_status(BlockDriverState *bs,
int64_t sector_num,
int nb_sectors, int *pnum)
{
off_t start, data = 0, hole = 0;
int64_t total_size;
int ret;
ret = fd_open(bs);
if (ret < 0) {
return ret;
}
start = sector_num * BDRV_SECTOR_SIZE;
total_size = bdrv_getlength(bs);
if (total_size < 0) {
return total_size;
} else if (start >= total_size) {
*pnum = 0;
return 0;
} else if (start + nb_sectors * BDRV_SECTOR_SIZE > total_size) {
nb_sectors = DIV_ROUND_UP(total_size - start, BDRV_SECTOR_SIZE);
}
ret = find_allocation(bs, start, &data, &hole);
if (ret == -ENXIO) {
/* Trailing hole */
*pnum = nb_sectors;
ret = BDRV_BLOCK_ZERO;
} else if (ret < 0) {
/* No info available, so pretend there are no holes */
*pnum = nb_sectors;
ret = BDRV_BLOCK_DATA;
} else if (data == start) {
/* On a data extent, compute sectors to the end of the extent. */
*pnum = MIN(nb_sectors, (hole - start) / BDRV_SECTOR_SIZE);
ret = BDRV_BLOCK_DATA;
} else {
/* On a hole, compute sectors to the beginning of the next extent. */
assert(hole == start);
*pnum = MIN(nb_sectors, (data - start) / BDRV_SECTOR_SIZE);
ret = BDRV_BLOCK_ZERO;
}
return ret | BDRV_BLOCK_OFFSET_VALID | start;
}
| true | qemu | f4a769abaa51badea666093077c50c568c35de17 |
5,968 | int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * regs,
struct image_info * info)
{
struct elfhdr elf_ex;
struct elfhdr interp_elf_ex;
struct exec interp_ex;
int interpreter_fd = -1; /* avoid warning */
abi_ulong load_addr, load_bias;
int load_addr_set = 0;
unsigned int interpreter_type = INTERPRETER_NONE;
unsigned char ibcs2_interpreter;
int i;
abi_ulong mapped_addr;
struct elf_phdr * elf_ppnt;
struct elf_phdr *elf_phdata;
abi_ulong elf_bss, k, elf_brk;
int retval;
char * elf_interpreter;
abi_ulong elf_entry, interp_load_addr = 0;
int status;
abi_ulong start_code, end_code, start_data, end_data;
abi_ulong reloc_func_desc = 0;
abi_ulong elf_stack;
char passed_fileno[6];
ibcs2_interpreter = 0;
status = 0;
load_addr = 0;
load_bias = 0;
elf_ex = *((struct elfhdr *) bprm->buf); /* exec-header */
#ifdef BSWAP_NEEDED
bswap_ehdr(&elf_ex);
#endif
/* First of all, some simple consistency checks */
if ((elf_ex.e_type != ET_EXEC && elf_ex.e_type != ET_DYN) ||
(! elf_check_arch(elf_ex.e_machine))) {
return -ENOEXEC;
}
bprm->p = copy_elf_strings(1, &bprm->filename, bprm->page, bprm->p);
bprm->p = copy_elf_strings(bprm->envc,bprm->envp,bprm->page,bprm->p);
bprm->p = copy_elf_strings(bprm->argc,bprm->argv,bprm->page,bprm->p);
if (!bprm->p) {
retval = -E2BIG;
}
/* Now read in all of the header information */
elf_phdata = (struct elf_phdr *)malloc(elf_ex.e_phentsize*elf_ex.e_phnum);
if (elf_phdata == NULL) {
return -ENOMEM;
}
retval = lseek(bprm->fd, elf_ex.e_phoff, SEEK_SET);
if(retval > 0) {
retval = read(bprm->fd, (char *) elf_phdata,
elf_ex.e_phentsize * elf_ex.e_phnum);
}
if (retval < 0) {
perror("load_elf_binary");
exit(-1);
free (elf_phdata);
return -errno;
}
#ifdef BSWAP_NEEDED
elf_ppnt = elf_phdata;
for (i=0; i<elf_ex.e_phnum; i++, elf_ppnt++) {
bswap_phdr(elf_ppnt);
}
#endif
elf_ppnt = elf_phdata;
elf_bss = 0;
elf_brk = 0;
elf_stack = ~((abi_ulong)0UL);
elf_interpreter = NULL;
start_code = ~((abi_ulong)0UL);
end_code = 0;
start_data = 0;
end_data = 0;
for(i=0;i < elf_ex.e_phnum; i++) {
if (elf_ppnt->p_type == PT_INTERP) {
if ( elf_interpreter != NULL )
{
free (elf_phdata);
free(elf_interpreter);
close(bprm->fd);
return -EINVAL;
}
/* This is the program interpreter used for
* shared libraries - for now assume that this
* is an a.out format binary
*/
elf_interpreter = (char *)malloc(elf_ppnt->p_filesz);
if (elf_interpreter == NULL) {
free (elf_phdata);
close(bprm->fd);
return -ENOMEM;
}
retval = lseek(bprm->fd, elf_ppnt->p_offset, SEEK_SET);
if(retval >= 0) {
retval = read(bprm->fd, elf_interpreter, elf_ppnt->p_filesz);
}
if(retval < 0) {
perror("load_elf_binary2");
exit(-1);
}
/* If the program interpreter is one of these two,
then assume an iBCS2 image. Otherwise assume
a native linux image. */
/* JRP - Need to add X86 lib dir stuff here... */
if (strcmp(elf_interpreter,"/usr/lib/libc.so.1") == 0 ||
strcmp(elf_interpreter,"/usr/lib/ld.so.1") == 0) {
ibcs2_interpreter = 1;
}
#if 0
printf("Using ELF interpreter %s\n", elf_interpreter);
#endif
if (retval >= 0) {
retval = open(path(elf_interpreter), O_RDONLY);
if(retval >= 0) {
interpreter_fd = retval;
}
else {
perror(elf_interpreter);
exit(-1);
/* retval = -errno; */
}
}
if (retval >= 0) {
retval = lseek(interpreter_fd, 0, SEEK_SET);
if(retval >= 0) {
retval = read(interpreter_fd,bprm->buf,128);
}
}
if (retval >= 0) {
interp_ex = *((struct exec *) bprm->buf); /* aout exec-header */
interp_elf_ex=*((struct elfhdr *) bprm->buf); /* elf exec-header */
}
if (retval < 0) {
perror("load_elf_binary3");
exit(-1);
free (elf_phdata);
free(elf_interpreter);
close(bprm->fd);
return retval;
}
}
elf_ppnt++;
}
/* Some simple consistency checks for the interpreter */
if (elf_interpreter){
interpreter_type = INTERPRETER_ELF | INTERPRETER_AOUT;
/* Now figure out which format our binary is */
if ((N_MAGIC(interp_ex) != OMAGIC) && (N_MAGIC(interp_ex) != ZMAGIC) &&
(N_MAGIC(interp_ex) != QMAGIC)) {
interpreter_type = INTERPRETER_ELF;
}
if (interp_elf_ex.e_ident[0] != 0x7f ||
strncmp((char *)&interp_elf_ex.e_ident[1], "ELF",3) != 0) {
interpreter_type &= ~INTERPRETER_ELF;
}
if (!interpreter_type) {
free(elf_interpreter);
free(elf_phdata);
close(bprm->fd);
return -ELIBBAD;
}
}
/* OK, we are done with that, now set up the arg stuff,
and then start this sucker up */
{
char * passed_p;
if (interpreter_type == INTERPRETER_AOUT) {
snprintf(passed_fileno, sizeof(passed_fileno), "%d", bprm->fd);
passed_p = passed_fileno;
if (elf_interpreter) {
bprm->p = copy_elf_strings(1,&passed_p,bprm->page,bprm->p);
bprm->argc++;
}
}
if (!bprm->p) {
if (elf_interpreter) {
free(elf_interpreter);
}
free (elf_phdata);
close(bprm->fd);
return -E2BIG;
}
}
/* OK, This is the point of no return */
info->end_data = 0;
info->end_code = 0;
info->start_mmap = (abi_ulong)ELF_START_MMAP;
info->mmap = 0;
elf_entry = (abi_ulong) elf_ex.e_entry;
/* Do this so that we can load the interpreter, if need be. We will
change some of these later */
info->rss = 0;
bprm->p = setup_arg_pages(bprm->p, bprm, info);
info->start_stack = bprm->p;
/* Now we do a little grungy work by mmaping the ELF image into
* the correct location in memory. At this point, we assume that
* the image should be loaded at fixed address, not at a variable
* address.
*/
for(i = 0, elf_ppnt = elf_phdata; i < elf_ex.e_phnum; i++, elf_ppnt++) {
int elf_prot = 0;
int elf_flags = 0;
abi_ulong error;
if (elf_ppnt->p_type != PT_LOAD)
continue;
if (elf_ppnt->p_flags & PF_R) elf_prot |= PROT_READ;
if (elf_ppnt->p_flags & PF_W) elf_prot |= PROT_WRITE;
if (elf_ppnt->p_flags & PF_X) elf_prot |= PROT_EXEC;
elf_flags = MAP_PRIVATE | MAP_DENYWRITE;
if (elf_ex.e_type == ET_EXEC || load_addr_set) {
elf_flags |= MAP_FIXED;
} else if (elf_ex.e_type == ET_DYN) {
/* Try and get dynamic programs out of the way of the default mmap
base, as well as whatever program they might try to exec. This
is because the brk will follow the loader, and is not movable. */
/* NOTE: for qemu, we do a big mmap to get enough space
without hardcoding any address */
error = target_mmap(0, ET_DYN_MAP_SIZE,
PROT_NONE, MAP_PRIVATE | MAP_ANON,
-1, 0);
if (error == -1) {
perror("mmap");
exit(-1);
}
load_bias = TARGET_ELF_PAGESTART(error - elf_ppnt->p_vaddr);
}
error = target_mmap(TARGET_ELF_PAGESTART(load_bias + elf_ppnt->p_vaddr),
(elf_ppnt->p_filesz +
TARGET_ELF_PAGEOFFSET(elf_ppnt->p_vaddr)),
elf_prot,
(MAP_FIXED | MAP_PRIVATE | MAP_DENYWRITE),
bprm->fd,
(elf_ppnt->p_offset -
TARGET_ELF_PAGEOFFSET(elf_ppnt->p_vaddr)));
if (error == -1) {
perror("mmap");
exit(-1);
}
#ifdef LOW_ELF_STACK
if (TARGET_ELF_PAGESTART(elf_ppnt->p_vaddr) < elf_stack)
elf_stack = TARGET_ELF_PAGESTART(elf_ppnt->p_vaddr);
#endif
if (!load_addr_set) {
load_addr_set = 1;
load_addr = elf_ppnt->p_vaddr - elf_ppnt->p_offset;
if (elf_ex.e_type == ET_DYN) {
load_bias += error -
TARGET_ELF_PAGESTART(load_bias + elf_ppnt->p_vaddr);
load_addr += load_bias;
reloc_func_desc = load_bias;
}
}
k = elf_ppnt->p_vaddr;
if (k < start_code)
start_code = k;
if (start_data < k)
start_data = k;
k = elf_ppnt->p_vaddr + elf_ppnt->p_filesz;
if (k > elf_bss)
elf_bss = k;
if ((elf_ppnt->p_flags & PF_X) && end_code < k)
end_code = k;
if (end_data < k)
end_data = k;
k = elf_ppnt->p_vaddr + elf_ppnt->p_memsz;
if (k > elf_brk) elf_brk = k;
}
elf_entry += load_bias;
elf_bss += load_bias;
elf_brk += load_bias;
start_code += load_bias;
end_code += load_bias;
start_data += load_bias;
end_data += load_bias;
if (elf_interpreter) {
if (interpreter_type & 1) {
elf_entry = load_aout_interp(&interp_ex, interpreter_fd);
}
else if (interpreter_type & 2) {
elf_entry = load_elf_interp(&interp_elf_ex, interpreter_fd,
&interp_load_addr);
}
reloc_func_desc = interp_load_addr;
close(interpreter_fd);
free(elf_interpreter);
if (elf_entry == ~((abi_ulong)0UL)) {
printf("Unable to load interpreter\n");
free(elf_phdata);
exit(-1);
return 0;
}
}
free(elf_phdata);
if (loglevel)
load_symbols(&elf_ex, bprm->fd);
if (interpreter_type != INTERPRETER_AOUT) close(bprm->fd);
info->personality = (ibcs2_interpreter ? PER_SVR4 : PER_LINUX);
#ifdef LOW_ELF_STACK
info->start_stack = bprm->p = elf_stack - 4;
#endif
bprm->p = create_elf_tables(bprm->p,
bprm->argc,
bprm->envc,
&elf_ex,
load_addr, load_bias,
interp_load_addr,
(interpreter_type == INTERPRETER_AOUT ? 0 : 1),
info);
info->load_addr = reloc_func_desc;
info->start_brk = info->brk = elf_brk;
info->end_code = end_code;
info->start_code = start_code;
info->start_data = start_data;
info->end_data = end_data;
info->start_stack = bprm->p;
/* Calling set_brk effectively mmaps the pages that we need for the bss and break
sections */
set_brk(elf_bss, elf_brk);
padzero(elf_bss, elf_brk);
#if 0
printf("(start_brk) %x\n" , info->start_brk);
printf("(end_code) %x\n" , info->end_code);
printf("(start_code) %x\n" , info->start_code);
printf("(end_data) %x\n" , info->end_data);
printf("(start_stack) %x\n" , info->start_stack);
printf("(brk) %x\n" , info->brk);
#endif
if ( info->personality == PER_SVR4 )
{
/* Why this, you ask??? Well SVr4 maps page 0 as read-only,
and some applications "depend" upon this behavior.
Since we do not have the power to recompile these, we
emulate the SVr4 behavior. Sigh. */
mapped_addr = target_mmap(0, qemu_host_page_size, PROT_READ | PROT_EXEC,
MAP_FIXED | MAP_PRIVATE, -1, 0);
}
info->entry = elf_entry;
return 0;
} | true | qemu | 98448f58c10033a0f7fcd0673cce4626506403fa |
5,969 | static bool hyperv_enabled(X86CPU *cpu)
{
CPUState *cs = CPU(cpu);
return kvm_check_extension(cs->kvm_state, KVM_CAP_HYPERV) > 0 &&
(hyperv_hypercall_available(cpu) ||
cpu->hyperv_time ||
cpu->hyperv_relaxed_timing);
}
| true | qemu | f2a53c9e05a24352a0f9740db0539ce5aeed22ca |
5,971 | static void test_butterflies_float(const float *src0, const float *src1)
{
LOCAL_ALIGNED_16(float, cdst, [LEN]);
LOCAL_ALIGNED_16(float, odst, [LEN]);
LOCAL_ALIGNED_16(float, cdst1, [LEN]);
LOCAL_ALIGNED_16(float, odst1, [LEN]);
int i;
declare_func(void, float *av_restrict src0, float *av_restrict src1,
int len);
memcpy(cdst, src0, LEN * sizeof(*src0));
memcpy(cdst1, src1, LEN * sizeof(*src1));
memcpy(odst, src0, LEN * sizeof(*src0));
memcpy(odst1, src1, LEN * sizeof(*src1));
call_ref(cdst, cdst1, LEN);
call_new(odst, odst1, LEN);
for (i = 0; i < LEN; i++) {
if (!float_near_abs_eps(cdst[i], odst[i], FLT_EPSILON)) {
fprintf(stderr, "%d: %- .12f - %- .12f = % .12g\n",
i, cdst[i], odst[i], cdst[i] - odst[i]);
fail();
break;
}
}
memcpy(odst, src0, LEN * sizeof(*src0));
memcpy(odst1, src1, LEN * sizeof(*src1));
bench_new(odst, odst1, LEN);
}
| false | FFmpeg | a579dbb4f7deee142d1bb6545a169c9fcaa467af |
5,972 | static int wav_read_packet(AVFormatContext *s, AVPacket *pkt)
{
int ret, size;
int64_t left;
AVStream *st;
WAVDemuxContext *wav = s->priv_data;
if (CONFIG_SPDIF_DEMUXER && wav->spdif == 0 &&
s->streams[0]->codec->codec_tag == 1) {
enum AVCodecID codec;
ret = ff_spdif_probe(s->pb->buffer, s->pb->buf_end - s->pb->buffer,
&codec);
if (ret > AVPROBE_SCORE_EXTENSION) {
s->streams[0]->codec->codec_id = codec;
wav->spdif = 1;
} else {
wav->spdif = -1;
}
}
if (CONFIG_SPDIF_DEMUXER && wav->spdif == 1)
return ff_spdif_read_packet(s, pkt);
if (wav->smv_data_ofs > 0) {
int64_t audio_dts, video_dts;
smv_retry:
audio_dts = s->streams[0]->cur_dts;
video_dts = s->streams[1]->cur_dts;
if (audio_dts != AV_NOPTS_VALUE && video_dts != AV_NOPTS_VALUE) {
/*We always return a video frame first to get the pixel format first*/
wav->smv_last_stream = wav->smv_given_first ?
av_compare_ts(video_dts, s->streams[1]->time_base,
audio_dts, s->streams[0]->time_base) > 0 : 0;
wav->smv_given_first = 1;
}
wav->smv_last_stream = !wav->smv_last_stream;
wav->smv_last_stream |= wav->audio_eof;
wav->smv_last_stream &= !wav->smv_eof;
if (wav->smv_last_stream) {
uint64_t old_pos = avio_tell(s->pb);
uint64_t new_pos = wav->smv_data_ofs +
wav->smv_block * wav->smv_block_size;
if (avio_seek(s->pb, new_pos, SEEK_SET) < 0) {
ret = AVERROR_EOF;
goto smv_out;
}
size = avio_rl24(s->pb);
ret = av_get_packet(s->pb, pkt, size);
if (ret < 0)
goto smv_out;
pkt->pos -= 3;
pkt->pts = wav->smv_block * wav->smv_frames_per_jpeg + wav->smv_cur_pt;
wav->smv_cur_pt++;
if (wav->smv_frames_per_jpeg > 0)
wav->smv_cur_pt %= wav->smv_frames_per_jpeg;
if (!wav->smv_cur_pt)
wav->smv_block++;
pkt->stream_index = 1;
smv_out:
avio_seek(s->pb, old_pos, SEEK_SET);
if (ret == AVERROR_EOF) {
wav->smv_eof = 1;
goto smv_retry;
}
return ret;
}
}
st = s->streams[0];
left = wav->data_end - avio_tell(s->pb);
if (wav->ignore_length)
left = INT_MAX;
if (left <= 0) {
if (CONFIG_W64_DEMUXER && wav->w64)
left = find_guid(s->pb, ff_w64_guid_data) - 24;
else
left = find_tag(s->pb, MKTAG('d', 'a', 't', 'a'));
if (left < 0) {
wav->audio_eof = 1;
if (wav->smv_data_ofs > 0 && !wav->smv_eof)
goto smv_retry;
return AVERROR_EOF;
}
wav->data_end = avio_tell(s->pb) + left;
}
size = MAX_SIZE;
if (st->codec->block_align > 1) {
if (size < st->codec->block_align)
size = st->codec->block_align;
size = (size / st->codec->block_align) * st->codec->block_align;
}
size = FFMIN(size, left);
ret = av_get_packet(s->pb, pkt, size);
if (ret < 0)
return ret;
pkt->stream_index = 0;
return ret;
}
| false | FFmpeg | dc2e4c2e532b80565f5fbacd3a24a6db7567c257 |
5,973 | int ff_new_chapter(AVFormatContext *s, int id, int64_t start, int64_t end, const char *title)
{
AVChapter *chapter = NULL;
int i;
for(i=0; i<s->num_chapters; i++)
if(s->chapters[i]->id == id)
chapter = s->chapters[i];
if(!chapter){
chapter= av_mallocz(sizeof(AVChapter));
if(!chapter)
return AVERROR(ENOMEM);
dynarray_add(&s->chapters, &s->num_chapters, chapter);
}
if(chapter->title)
av_free(chapter->title);
if (title)
chapter->title = av_strdup(title);
chapter->id = id;
chapter->start = start;
chapter->end = end;
return 0;
}
| false | FFmpeg | 0dac708e2d31898ebccacdb5911b5496b1616989 |
5,974 | static int flic_decode_frame_8BPP(AVCodecContext *avctx,
void *data, int *got_frame,
const uint8_t *buf, int buf_size)
{
FlicDecodeContext *s = avctx->priv_data;
GetByteContext g2;
int pixel_ptr;
int palette_ptr;
unsigned char palette_idx1;
unsigned char palette_idx2;
unsigned int frame_size;
int num_chunks;
unsigned int chunk_size;
int chunk_type;
int i, j, ret;
int color_packets;
int color_changes;
int color_shift;
unsigned char r, g, b;
int lines;
int compressed_lines;
int starting_line;
signed short line_packets;
int y_ptr;
int byte_run;
int pixel_skip;
int pixel_countdown;
unsigned char *pixels;
unsigned int pixel_limit;
bytestream2_init(&g2, buf, buf_size);
if ((ret = ff_reget_buffer(avctx, &s->frame)) < 0)
return ret;
pixels = s->frame.data[0];
pixel_limit = s->avctx->height * s->frame.linesize[0];
if (buf_size < 16 || buf_size > INT_MAX - (3 * 256 + FF_INPUT_BUFFER_PADDING_SIZE))
return AVERROR_INVALIDDATA;
frame_size = bytestream2_get_le32(&g2);
if (frame_size > buf_size)
frame_size = buf_size;
bytestream2_skip(&g2, 2); /* skip the magic number */
num_chunks = bytestream2_get_le16(&g2);
bytestream2_skip(&g2, 8); /* skip padding */
frame_size -= 16;
/* iterate through the chunks */
while ((frame_size >= 6) && (num_chunks > 0)) {
int stream_ptr_after_chunk;
chunk_size = bytestream2_get_le32(&g2);
if (chunk_size > frame_size) {
av_log(avctx, AV_LOG_WARNING,
"Invalid chunk_size = %u > frame_size = %u\n", chunk_size, frame_size);
chunk_size = frame_size;
}
stream_ptr_after_chunk = bytestream2_tell(&g2) - 4 + chunk_size;
chunk_type = bytestream2_get_le16(&g2);
switch (chunk_type) {
case FLI_256_COLOR:
case FLI_COLOR:
/* check special case: If this file is from the Magic Carpet
* game and uses 6-bit colors even though it reports 256-color
* chunks in a 0xAF12-type file (fli_type is set to 0xAF13 during
* initialization) */
if ((chunk_type == FLI_256_COLOR) && (s->fli_type != FLC_MAGIC_CARPET_SYNTHETIC_TYPE_CODE))
color_shift = 0;
else
color_shift = 2;
/* set up the palette */
color_packets = bytestream2_get_le16(&g2);
palette_ptr = 0;
for (i = 0; i < color_packets; i++) {
/* first byte is how many colors to skip */
palette_ptr += bytestream2_get_byte(&g2);
/* next byte indicates how many entries to change */
color_changes = bytestream2_get_byte(&g2);
/* if there are 0 color changes, there are actually 256 */
if (color_changes == 0)
color_changes = 256;
if (bytestream2_tell(&g2) + color_changes * 3 > stream_ptr_after_chunk)
break;
for (j = 0; j < color_changes; j++) {
unsigned int entry;
/* wrap around, for good measure */
if ((unsigned)palette_ptr >= 256)
palette_ptr = 0;
r = bytestream2_get_byte(&g2) << color_shift;
g = bytestream2_get_byte(&g2) << color_shift;
b = bytestream2_get_byte(&g2) << color_shift;
entry = 0xFFU << 24 | r << 16 | g << 8 | b;
if (color_shift == 2)
entry |= entry >> 6 & 0x30303;
if (s->palette[palette_ptr] != entry)
s->new_palette = 1;
s->palette[palette_ptr++] = entry;
}
}
break;
case FLI_DELTA:
y_ptr = 0;
compressed_lines = bytestream2_get_le16(&g2);
while (compressed_lines > 0) {
if (bytestream2_tell(&g2) + 2 > stream_ptr_after_chunk)
break;
line_packets = bytestream2_get_le16(&g2);
if ((line_packets & 0xC000) == 0xC000) {
// line skip opcode
line_packets = -line_packets;
y_ptr += line_packets * s->frame.linesize[0];
} else if ((line_packets & 0xC000) == 0x4000) {
av_log(avctx, AV_LOG_ERROR, "Undefined opcode (%x) in DELTA_FLI\n", line_packets);
} else if ((line_packets & 0xC000) == 0x8000) {
// "last byte" opcode
pixel_ptr= y_ptr + s->frame.linesize[0] - 1;
CHECK_PIXEL_PTR(0);
pixels[pixel_ptr] = line_packets & 0xff;
} else {
compressed_lines--;
pixel_ptr = y_ptr;
CHECK_PIXEL_PTR(0);
pixel_countdown = s->avctx->width;
for (i = 0; i < line_packets; i++) {
if (bytestream2_tell(&g2) + 2 > stream_ptr_after_chunk)
break;
/* account for the skip bytes */
pixel_skip = bytestream2_get_byte(&g2);
pixel_ptr += pixel_skip;
pixel_countdown -= pixel_skip;
byte_run = sign_extend(bytestream2_get_byte(&g2), 8);
if (byte_run < 0) {
byte_run = -byte_run;
palette_idx1 = bytestream2_get_byte(&g2);
palette_idx2 = bytestream2_get_byte(&g2);
CHECK_PIXEL_PTR(byte_run * 2);
for (j = 0; j < byte_run; j++, pixel_countdown -= 2) {
pixels[pixel_ptr++] = palette_idx1;
pixels[pixel_ptr++] = palette_idx2;
}
} else {
CHECK_PIXEL_PTR(byte_run * 2);
if (bytestream2_tell(&g2) + byte_run * 2 > stream_ptr_after_chunk)
break;
for (j = 0; j < byte_run * 2; j++, pixel_countdown--) {
pixels[pixel_ptr++] = bytestream2_get_byte(&g2);
}
}
}
y_ptr += s->frame.linesize[0];
}
}
break;
case FLI_LC:
/* line compressed */
starting_line = bytestream2_get_le16(&g2);
y_ptr = 0;
y_ptr += starting_line * s->frame.linesize[0];
compressed_lines = bytestream2_get_le16(&g2);
while (compressed_lines > 0) {
pixel_ptr = y_ptr;
CHECK_PIXEL_PTR(0);
pixel_countdown = s->avctx->width;
if (bytestream2_tell(&g2) + 1 > stream_ptr_after_chunk)
break;
line_packets = bytestream2_get_byte(&g2);
if (line_packets > 0) {
for (i = 0; i < line_packets; i++) {
/* account for the skip bytes */
if (bytestream2_tell(&g2) + 1 > stream_ptr_after_chunk)
break;
pixel_skip = bytestream2_get_byte(&g2);
pixel_ptr += pixel_skip;
pixel_countdown -= pixel_skip;
byte_run = sign_extend(bytestream2_get_byte(&g2),8);
if (byte_run > 0) {
CHECK_PIXEL_PTR(byte_run);
if (bytestream2_tell(&g2) + byte_run > stream_ptr_after_chunk)
break;
for (j = 0; j < byte_run; j++, pixel_countdown--) {
pixels[pixel_ptr++] = bytestream2_get_byte(&g2);
}
} else if (byte_run < 0) {
byte_run = -byte_run;
palette_idx1 = bytestream2_get_byte(&g2);
CHECK_PIXEL_PTR(byte_run);
for (j = 0; j < byte_run; j++, pixel_countdown--) {
pixels[pixel_ptr++] = palette_idx1;
}
}
}
}
y_ptr += s->frame.linesize[0];
compressed_lines--;
}
break;
case FLI_BLACK:
/* set the whole frame to color 0 (which is usually black) */
memset(pixels, 0,
s->frame.linesize[0] * s->avctx->height);
break;
case FLI_BRUN:
/* Byte run compression: This chunk type only occurs in the first
* FLI frame and it will update the entire frame. */
y_ptr = 0;
for (lines = 0; lines < s->avctx->height; lines++) {
pixel_ptr = y_ptr;
/* disregard the line packets; instead, iterate through all
* pixels on a row */
bytestream2_skip(&g2, 1);
pixel_countdown = s->avctx->width;
while (pixel_countdown > 0) {
if (bytestream2_tell(&g2) + 1 > stream_ptr_after_chunk)
break;
byte_run = sign_extend(bytestream2_get_byte(&g2), 8);
if (!byte_run) {
av_log(avctx, AV_LOG_ERROR, "Invalid byte run value.\n");
return AVERROR_INVALIDDATA;
}
if (byte_run > 0) {
palette_idx1 = bytestream2_get_byte(&g2);
CHECK_PIXEL_PTR(byte_run);
for (j = 0; j < byte_run; j++) {
pixels[pixel_ptr++] = palette_idx1;
pixel_countdown--;
if (pixel_countdown < 0)
av_log(avctx, AV_LOG_ERROR, "pixel_countdown < 0 (%d) at line %d\n",
pixel_countdown, lines);
}
} else { /* copy bytes if byte_run < 0 */
byte_run = -byte_run;
CHECK_PIXEL_PTR(byte_run);
if (bytestream2_tell(&g2) + byte_run > stream_ptr_after_chunk)
break;
for (j = 0; j < byte_run; j++) {
pixels[pixel_ptr++] = bytestream2_get_byte(&g2);
pixel_countdown--;
if (pixel_countdown < 0)
av_log(avctx, AV_LOG_ERROR, "pixel_countdown < 0 (%d) at line %d\n",
pixel_countdown, lines);
}
}
}
y_ptr += s->frame.linesize[0];
}
break;
case FLI_COPY:
/* copy the chunk (uncompressed frame) */
if (chunk_size - 6 != s->avctx->width * s->avctx->height) {
av_log(avctx, AV_LOG_ERROR, "In chunk FLI_COPY : source data (%d bytes) " \
"has incorrect size, skipping chunk\n", chunk_size - 6);
bytestream2_skip(&g2, chunk_size - 6);
} else {
for (y_ptr = 0; y_ptr < s->frame.linesize[0] * s->avctx->height;
y_ptr += s->frame.linesize[0]) {
bytestream2_get_buffer(&g2, &pixels[y_ptr],
s->avctx->width);
}
}
break;
case FLI_MINI:
/* some sort of a thumbnail? disregard this chunk... */
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unrecognized chunk type: %d\n", chunk_type);
break;
}
if (stream_ptr_after_chunk - bytestream2_tell(&g2) > 0)
bytestream2_skip(&g2, stream_ptr_after_chunk - bytestream2_tell(&g2));
frame_size -= chunk_size;
num_chunks--;
}
/* by the end of the chunk, the stream ptr should equal the frame
* size (minus 1 or 2, possibly); if it doesn't, issue a warning */
if (bytestream2_get_bytes_left(&g2) > 2)
av_log(avctx, AV_LOG_ERROR, "Processed FLI chunk where chunk size = %d " \
"and final chunk ptr = %d\n", buf_size,
buf_size - bytestream2_get_bytes_left(&g2));
/* make the palette available on the way out */
memcpy(s->frame.data[1], s->palette, AVPALETTE_SIZE);
if (s->new_palette) {
s->frame.palette_has_changed = 1;
s->new_palette = 0;
}
if ((ret = av_frame_ref(data, &s->frame)) < 0)
return ret;
*got_frame = 1;
return buf_size;
}
| false | FFmpeg | f5498ef38daa541f03b9c8d3985579394c8407e5 |
5,975 | static int armv7m_nvic_init(SysBusDevice *dev)
{
nvic_state *s = NVIC(dev);
NVICClass *nc = NVIC_GET_CLASS(s);
/* The NVIC always has only one CPU */
s->gic.num_cpu = 1;
/* Tell the common code we're an NVIC */
s->gic.revision = 0xffffffff;
s->num_irq = s->gic.num_irq;
nc->parent_init(dev);
gic_init_irqs_and_distributor(&s->gic, s->num_irq);
/* The NVIC and system controller register area looks like this:
* 0..0xff : system control registers, including systick
* 0x100..0xcff : GIC-like registers
* 0xd00..0xfff : system control registers
* We use overlaying to put the GIC like registers
* over the top of the system control register region.
*/
memory_region_init(&s->container, "nvic", 0x1000);
/* The system register region goes at the bottom of the priority
* stack as it covers the whole page.
*/
memory_region_init_io(&s->sysregmem, &nvic_sysreg_ops, s,
"nvic_sysregs", 0x1000);
memory_region_add_subregion(&s->container, 0, &s->sysregmem);
/* Alias the GIC region so we can get only the section of it
* we need, and layer it on top of the system register region.
*/
memory_region_init_alias(&s->gic_iomem_alias, "nvic-gic", &s->gic.iomem,
0x100, 0xc00);
memory_region_add_subregion_overlap(&s->container, 0x100,
&s->gic_iomem_alias, 1);
/* Map the whole thing into system memory at the location required
* by the v7M architecture.
*/
memory_region_add_subregion(get_system_memory(), 0xe000e000, &s->container);
s->systick.timer = qemu_new_timer_ns(vm_clock, systick_timer_tick, s);
return 0;
}
| true | qemu | 53111180946a56d314a9c1d07d09b9ef91e847b9 |
5,976 | static void nfs_co_generic_bh_cb(void *opaque)
{
NFSRPC *task = opaque;
task->complete = 1;
qemu_bh_delete(task->bh);
qemu_coroutine_enter(task->co, NULL);
}
| true | qemu | 0b8b8753e4d94901627b3e86431230f2319215c4 |
5,977 | static void vnc_resize(VncState *vs)
{
DisplayState *ds = vs->ds;
int size_changed;
vs->old_data = qemu_realloc(vs->old_data, ds_get_linesize(ds) * ds_get_height(ds));
if (vs->old_data == NULL) {
fprintf(stderr, "vnc: memory allocation failed\n");
exit(1);
}
if (ds_get_bytes_per_pixel(ds) != vs->serverds.pf.bytes_per_pixel)
console_color_init(ds);
vnc_colordepth(vs);
size_changed = ds_get_width(ds) != vs->serverds.width ||
ds_get_height(ds) != vs->serverds.height;
vs->serverds = *(ds->surface);
if (size_changed) {
if (vs->csock != -1 && vnc_has_feature(vs, VNC_FEATURE_RESIZE)) {
vnc_write_u8(vs, 0); /* msg id */
vnc_write_u8(vs, 0);
vnc_write_u16(vs, 1); /* number of rects */
vnc_framebuffer_update(vs, 0, 0, ds_get_width(ds), ds_get_height(ds),
VNC_ENCODING_DESKTOPRESIZE);
vnc_flush(vs);
}
}
memset(vs->dirty_row, 0xFF, sizeof(vs->dirty_row));
memset(vs->old_data, 42, ds_get_linesize(vs->ds) * ds_get_height(vs->ds));
}
| true | qemu | 6baebed7698a37a0ac5168faf26023426b0ac940 |
5,978 | e1000_can_receive(VLANClientState *nc)
{
E1000State *s = DO_UPCAST(NICState, nc, nc)->opaque;
return (s->mac_reg[RCTL] & E1000_RCTL_EN);
}
| true | qemu | 6cdfab2868dd593902e2b7db3ba9f49f2cc03e3f |
5,979 | static void access_with_adjusted_size(hwaddr addr,
uint64_t *value,
unsigned size,
unsigned access_size_min,
unsigned access_size_max,
void (*access)(MemoryRegion *mr,
hwaddr addr,
uint64_t *value,
unsigned size,
unsigned shift,
uint64_t mask),
MemoryRegion *mr)
{
uint64_t access_mask;
unsigned access_size;
unsigned i;
if (!access_size_min) {
access_size_min = 1;
}
if (!access_size_max) {
access_size_max = 4;
}
/* FIXME: support unaligned access? */
access_size = MAX(MIN(size, access_size_max), access_size_min);
access_mask = -1ULL >> (64 - access_size * 8);
if (memory_region_big_endian(mr)) {
for (i = 0; i < size; i += access_size) {
access(mr, addr + i, value, access_size,
(size - access_size - i) * 8, access_mask);
}
} else {
for (i = 0; i < size; i += access_size) {
access(mr, addr + i, value, access_size, i * 8, access_mask);
}
}
}
| true | qemu | cc05c43ad942165ecc6ffd39e41991bee43af044 |
5,980 | static void drive_uninit(DriveInfo *dinfo)
{
qemu_opts_del(dinfo->opts);
bdrv_delete(dinfo->bdrv);
QTAILQ_REMOVE(&drives, dinfo, next);
qemu_free(dinfo);
} | true | qemu | 2753d4a5fa44d980cc6a279f323a12ca8d172972 |
5,982 | static void mpeg_decode_sequence_extension(Mpeg1Context *s1)
{
MpegEncContext *s = &s1->mpeg_enc_ctx;
int horiz_size_ext, vert_size_ext;
int bit_rate_ext;
skip_bits(&s->gb, 1); /* profile and level esc*/
s->avctx->profile = get_bits(&s->gb, 3);
s->avctx->level = get_bits(&s->gb, 4);
s->progressive_sequence = get_bits1(&s->gb); /* progressive_sequence */
s->chroma_format = get_bits(&s->gb, 2); /* chroma_format 1=420, 2=422, 3=444 */
if (!s->chroma_format) {
s->chroma_format = 1;
av_log(s->avctx, AV_LOG_WARNING, "Chroma format invalid\n");
}
horiz_size_ext = get_bits(&s->gb, 2);
vert_size_ext = get_bits(&s->gb, 2);
s->width |= (horiz_size_ext << 12);
s->height |= (vert_size_ext << 12);
bit_rate_ext = get_bits(&s->gb, 12); /* XXX: handle it */
s->bit_rate += (bit_rate_ext << 18) * 400;
check_marker(&s->gb, "after bit rate extension");
s->avctx->rc_buffer_size += get_bits(&s->gb, 8) * 1024 * 16 << 10;
s->low_delay = get_bits1(&s->gb);
if (s->avctx->flags & AV_CODEC_FLAG_LOW_DELAY)
s->low_delay = 1;
s1->frame_rate_ext.num = get_bits(&s->gb, 2) + 1;
s1->frame_rate_ext.den = get_bits(&s->gb, 5) + 1;
ff_dlog(s->avctx, "sequence extension\n");
s->codec_id = s->avctx->codec_id = AV_CODEC_ID_MPEG2VIDEO;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_DEBUG,
"profile: %d, level: %d ps: %d cf:%d vbv buffer: %d, bitrate:%"PRId64"\n",
s->avctx->profile, s->avctx->level, s->progressive_sequence, s->chroma_format,
s->avctx->rc_buffer_size, s->bit_rate);
}
| true | FFmpeg | 863522431fb2fc7d35fce582fcaacdcf37fc3c44 |
5,984 | static void get_pixels_altivec(int16_t *restrict block, const uint8_t *pixels, int line_size)
{
int i;
vector unsigned char perm = vec_lvsl(0, pixels);
vector unsigned char bytes;
const vector unsigned char zero = (const vector unsigned char)vec_splat_u8(0);
vector signed short shorts;
for (i = 0; i < 8; i++) {
// Read potentially unaligned pixels.
// We're reading 16 pixels, and actually only want 8,
// but we simply ignore the extras.
vector unsigned char pixl = vec_ld( 0, pixels);
vector unsigned char pixr = vec_ld(15, pixels);
bytes = vec_perm(pixl, pixr, perm);
// convert the bytes into shorts
shorts = (vector signed short)vec_mergeh(zero, bytes);
// save the data to the block, we assume the block is 16-byte aligned
vec_st(shorts, i*16, (vector signed short*)block);
pixels += line_size;
}
}
| true | FFmpeg | 98fdfa99704f1cfef3d3a26c580b92749b6b64cb |
5,985 | static void pc_q35_init_1_5(QEMUMachineInitArgs *args)
{
has_pci_info = false;
pc_q35_init(args);
}
| true | qemu | 9604f70fdf8e21ec0dbf6eac5e59a0eb8beadd64 |
5,986 | static int sap_write_close(AVFormatContext *s)
{
struct SAPState *sap = s->priv_data;
int i;
for (i = 0; i < s->nb_streams; i++) {
AVFormatContext *rtpctx = s->streams[i]->priv_data;
if (!rtpctx)
continue;
av_write_trailer(rtpctx);
url_fclose(rtpctx->pb);
av_metadata_free(&rtpctx->streams[0]->metadata);
av_metadata_free(&rtpctx->metadata);
av_free(rtpctx->streams[0]);
av_free(rtpctx);
s->streams[i]->priv_data = NULL;
}
if (sap->last_time && sap->ann && sap->ann_fd) {
sap->ann[0] |= 4; /* Session deletion*/
url_write(sap->ann_fd, sap->ann, sap->ann_size);
}
av_freep(&sap->ann);
if (sap->ann_fd)
url_close(sap->ann_fd);
ff_network_close();
return 0;
} | true | FFmpeg | a991b8dec654ad09a35494e0cabbbc157bb04dab |
5,987 | void ahci_hba_enable(AHCIQState *ahci)
{
/* Bits of interest in this section:
* GHC.AE Global Host Control / AHCI Enable
* PxCMD.ST Port Command: Start
* PxCMD.SUD "Spin Up Device"
* PxCMD.POD "Power On Device"
* PxCMD.FRE "FIS Receive Enable"
* PxCMD.FR "FIS Receive Running"
* PxCMD.CR "Command List Running"
*/
uint32_t reg, ports_impl;
uint16_t i;
uint8_t num_cmd_slots;
g_assert(ahci != NULL);
/* Set GHC.AE to 1 */
ahci_set(ahci, AHCI_GHC, AHCI_GHC_AE);
reg = ahci_rreg(ahci, AHCI_GHC);
ASSERT_BIT_SET(reg, AHCI_GHC_AE);
/* Cache CAP and CAP2. */
ahci->cap = ahci_rreg(ahci, AHCI_CAP);
ahci->cap2 = ahci_rreg(ahci, AHCI_CAP2);
/* Read CAP.NCS, how many command slots do we have? */
num_cmd_slots = ((ahci->cap & AHCI_CAP_NCS) >> ctzl(AHCI_CAP_NCS)) + 1;
g_test_message("Number of Command Slots: %u", num_cmd_slots);
/* Determine which ports are implemented. */
ports_impl = ahci_rreg(ahci, AHCI_PI);
for (i = 0; ports_impl; ports_impl >>= 1, ++i) {
if (!(ports_impl & 0x01)) {
continue;
}
g_test_message("Initializing port %u", i);
reg = ahci_px_rreg(ahci, i, AHCI_PX_CMD);
if (BITCLR(reg, AHCI_PX_CMD_ST | AHCI_PX_CMD_CR |
AHCI_PX_CMD_FRE | AHCI_PX_CMD_FR)) {
g_test_message("port is idle");
} else {
g_test_message("port needs to be idled");
ahci_px_clr(ahci, i, AHCI_PX_CMD,
(AHCI_PX_CMD_ST | AHCI_PX_CMD_FRE));
/* The port has 500ms to disengage. */
usleep(500000);
reg = ahci_px_rreg(ahci, i, AHCI_PX_CMD);
ASSERT_BIT_CLEAR(reg, AHCI_PX_CMD_CR);
ASSERT_BIT_CLEAR(reg, AHCI_PX_CMD_FR);
g_test_message("port is now idle");
/* The spec does allow for possibly needing a PORT RESET
* or HBA reset if we fail to idle the port. */
}
/* Allocate Memory for the Command List Buffer & FIS Buffer */
/* PxCLB space ... 0x20 per command, as in 4.2.2 p 36 */
ahci->port[i].clb = ahci_alloc(ahci, num_cmd_slots * 0x20);
qmemset(ahci->port[i].clb, 0x00, num_cmd_slots * 0x20);
g_test_message("CLB: 0x%08" PRIx64, ahci->port[i].clb);
ahci_px_wreg(ahci, i, AHCI_PX_CLB, ahci->port[i].clb);
g_assert_cmphex(ahci->port[i].clb, ==,
ahci_px_rreg(ahci, i, AHCI_PX_CLB));
/* PxFB space ... 0x100, as in 4.2.1 p 35 */
ahci->port[i].fb = ahci_alloc(ahci, 0x100);
qmemset(ahci->port[i].fb, 0x00, 0x100);
g_test_message("FB: 0x%08" PRIx64, ahci->port[i].fb);
ahci_px_wreg(ahci, i, AHCI_PX_FB, ahci->port[i].fb);
g_assert_cmphex(ahci->port[i].fb, ==,
ahci_px_rreg(ahci, i, AHCI_PX_FB));
/* Clear PxSERR, PxIS, then IS.IPS[x] by writing '1's. */
ahci_px_wreg(ahci, i, AHCI_PX_SERR, 0xFFFFFFFF);
ahci_px_wreg(ahci, i, AHCI_PX_IS, 0xFFFFFFFF);
ahci_wreg(ahci, AHCI_IS, (1 << i));
/* Verify Interrupts Cleared */
reg = ahci_px_rreg(ahci, i, AHCI_PX_SERR);
g_assert_cmphex(reg, ==, 0);
reg = ahci_px_rreg(ahci, i, AHCI_PX_IS);
g_assert_cmphex(reg, ==, 0);
reg = ahci_rreg(ahci, AHCI_IS);
ASSERT_BIT_CLEAR(reg, (1 << i));
/* Enable All Interrupts: */
ahci_px_wreg(ahci, i, AHCI_PX_IE, 0xFFFFFFFF);
reg = ahci_px_rreg(ahci, i, AHCI_PX_IE);
g_assert_cmphex(reg, ==, ~((uint32_t)AHCI_PX_IE_RESERVED));
/* Enable the FIS Receive Engine. */
ahci_px_set(ahci, i, AHCI_PX_CMD, AHCI_PX_CMD_FRE);
reg = ahci_px_rreg(ahci, i, AHCI_PX_CMD);
ASSERT_BIT_SET(reg, AHCI_PX_CMD_FR);
/* AHCI 1.3 spec: if !STS.BSY, !STS.DRQ and PxSSTS.DET indicates
* physical presence, a device is present and may be started. However,
* PxSERR.DIAG.X /may/ need to be cleared a priori. */
reg = ahci_px_rreg(ahci, i, AHCI_PX_SERR);
if (BITSET(reg, AHCI_PX_SERR_DIAG_X)) {
ahci_px_set(ahci, i, AHCI_PX_SERR, AHCI_PX_SERR_DIAG_X);
}
reg = ahci_px_rreg(ahci, i, AHCI_PX_TFD);
if (BITCLR(reg, AHCI_PX_TFD_STS_BSY | AHCI_PX_TFD_STS_DRQ)) {
reg = ahci_px_rreg(ahci, i, AHCI_PX_SSTS);
if ((reg & AHCI_PX_SSTS_DET) == SSTS_DET_ESTABLISHED) {
/* Device Found: set PxCMD.ST := 1 */
ahci_px_set(ahci, i, AHCI_PX_CMD, AHCI_PX_CMD_ST);
ASSERT_BIT_SET(ahci_px_rreg(ahci, i, AHCI_PX_CMD),
AHCI_PX_CMD_CR);
g_test_message("Started Device %u", i);
} else if ((reg & AHCI_PX_SSTS_DET)) {
/* Device present, but in some unknown state. */
g_assert_not_reached();
}
}
}
/* Enable GHC.IE */
ahci_set(ahci, AHCI_GHC, AHCI_GHC_IE);
reg = ahci_rreg(ahci, AHCI_GHC);
ASSERT_BIT_SET(reg, AHCI_GHC_IE);
/* TODO: The device should now be idling and waiting for commands.
* In the future, a small test-case to inspect the Register D2H FIS
* and clear the initial interrupts might be good. */
} | true | qemu | e7c8526b2a1482a9b14319fda9f8ad4bfda5b958 |
5,988 | static void ppc6xx_set_irq (void *opaque, int pin, int level)
{
CPUState *env = opaque;
int cur_level;
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: env %p pin %d level %d\n", __func__,
env, pin, level);
}
#endif
cur_level = (env->irq_input_state >> pin) & 1;
/* Don't generate spurious events */
if ((cur_level == 1 && level == 0) || (cur_level == 0 && level != 0)) {
switch (pin) {
case PPC6xx_INPUT_TBEN:
/* Level sensitive - active high */
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: %s the time base\n",
__func__, level ? "start" : "stop");
}
#endif
if (level) {
cpu_ppc_tb_start(env);
} else {
cpu_ppc_tb_stop(env);
}
case PPC6xx_INPUT_INT:
/* Level sensitive - active high */
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the external IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_EXT, level);
break;
case PPC6xx_INPUT_SMI:
/* Level sensitive - active high */
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the SMI IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_SMI, level);
break;
case PPC6xx_INPUT_MCP:
/* Negative edge sensitive */
/* XXX: TODO: actual reaction may depends on HID0 status
* 603/604/740/750: check HID0[EMCP]
*/
if (cur_level == 1 && level == 0) {
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: raise machine check state\n",
__func__);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_MCK, 1);
}
break;
case PPC6xx_INPUT_CKSTP_IN:
/* Level sensitive - active low */
/* XXX: TODO: relay the signal to CKSTP_OUT pin */
/* XXX: Note that the only way to restart the CPU is to reset it */
if (level) {
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: stop the CPU\n", __func__);
}
#endif
env->halted = 1;
}
break;
case PPC6xx_INPUT_HRESET:
/* Level sensitive - active low */
if (level) {
#if 0 // XXX: TOFIX
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: reset the CPU\n", __func__);
}
#endif
cpu_reset(env);
#endif
}
break;
case PPC6xx_INPUT_SRESET:
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: set the RESET IRQ state to %d\n",
__func__, level);
}
#endif
ppc_set_irq(env, PPC_INTERRUPT_RESET, level);
break;
default:
/* Unknown pin - do nothing */
#if defined(PPC_DEBUG_IRQ)
if (loglevel & CPU_LOG_INT) {
fprintf(logfile, "%s: unknown IRQ pin %d\n", __func__, pin);
}
#endif
return;
}
if (level)
env->irq_input_state |= 1 << pin;
else
env->irq_input_state &= ~(1 << pin);
}
}
| true | qemu | ef397e88e96d4a798bd190bcd0c43865c3725ae2 |
5,989 | static void do_order_test(void)
{
Coroutine *co;
co = qemu_coroutine_create(co_order_test);
record_push(1, 1);
qemu_coroutine_enter(co, NULL);
record_push(1, 2);
g_assert(!qemu_in_coroutine());
qemu_coroutine_enter(co, NULL);
record_push(1, 3);
g_assert(!qemu_in_coroutine());
}
| true | qemu | 0b8b8753e4d94901627b3e86431230f2319215c4 |
5,990 | static int get_cod(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c,
uint8_t *properties)
{
Jpeg2000CodingStyle tmp;
int compno;
if (s->buf_end - s->buf < 5)
return AVERROR_INVALIDDATA;
tmp.log2_prec_width =
tmp.log2_prec_height = 15;
tmp.csty = bytestream_get_byte(&s->buf);
// get progression order
tmp.prog_order = bytestream_get_byte(&s->buf);
tmp.nlayers = bytestream_get_be16(&s->buf);
tmp.mct = bytestream_get_byte(&s->buf); // multiple component transformation
get_cox(s, &tmp);
for (compno = 0; compno < s->ncomponents; compno++)
if (!(properties[compno] & HAD_COC))
memcpy(c + compno, &tmp, sizeof(tmp));
return 0;
}
| true | FFmpeg | 1a3598aae768465a8efc8475b6df5a8261bc62fc |
5,991 | static void qtest_process_command(CharDriverState *chr, gchar **words)
{
const gchar *command;
g_assert(words);
command = words[0];
if (qtest_log_fp) {
qemu_timeval tv;
int i;
qtest_get_time(&tv);
fprintf(qtest_log_fp, "[R +" FMT_timeval "]",
(long) tv.tv_sec, (long) tv.tv_usec);
for (i = 0; words[i]; i++) {
fprintf(qtest_log_fp, " %s", words[i]);
}
fprintf(qtest_log_fp, "\n");
}
g_assert(command);
if (strcmp(words[0], "irq_intercept_out") == 0
|| strcmp(words[0], "irq_intercept_in") == 0) {
DeviceState *dev;
NamedGPIOList *ngl;
g_assert(words[1]);
dev = DEVICE(object_resolve_path(words[1], NULL));
if (!dev) {
qtest_send_prefix(chr);
qtest_send(chr, "FAIL Unknown device\n");
return;
}
if (irq_intercept_dev) {
qtest_send_prefix(chr);
if (irq_intercept_dev != dev) {
qtest_send(chr, "FAIL IRQ intercept already enabled\n");
} else {
qtest_send(chr, "OK\n");
}
return;
}
QLIST_FOREACH(ngl, &dev->gpios, node) {
/* We don't support intercept of named GPIOs yet */
if (ngl->name) {
continue;
}
if (words[0][14] == 'o') {
int i;
for (i = 0; i < ngl->num_out; ++i) {
qemu_irq *disconnected = g_new0(qemu_irq, 1);
qemu_irq icpt = qemu_allocate_irq(qtest_irq_handler,
disconnected, i);
*disconnected = qdev_intercept_gpio_out(dev, icpt,
ngl->name, i);
}
} else {
qemu_irq_intercept_in(ngl->in, qtest_irq_handler,
ngl->num_in);
}
}
irq_intercept_dev = dev;
qtest_send_prefix(chr);
qtest_send(chr, "OK\n");
} else if (strcmp(words[0], "outb") == 0 ||
strcmp(words[0], "outw") == 0 ||
strcmp(words[0], "outl") == 0) {
uint16_t addr;
uint32_t value;
g_assert(words[1] && words[2]);
addr = strtoul(words[1], NULL, 0);
value = strtoul(words[2], NULL, 0);
if (words[0][3] == 'b') {
cpu_outb(addr, value);
} else if (words[0][3] == 'w') {
cpu_outw(addr, value);
} else if (words[0][3] == 'l') {
cpu_outl(addr, value);
}
qtest_send_prefix(chr);
qtest_send(chr, "OK\n");
} else if (strcmp(words[0], "inb") == 0 ||
strcmp(words[0], "inw") == 0 ||
strcmp(words[0], "inl") == 0) {
uint16_t addr;
uint32_t value = -1U;
g_assert(words[1]);
addr = strtoul(words[1], NULL, 0);
if (words[0][2] == 'b') {
value = cpu_inb(addr);
} else if (words[0][2] == 'w') {
value = cpu_inw(addr);
} else if (words[0][2] == 'l') {
value = cpu_inl(addr);
}
qtest_send_prefix(chr);
qtest_send(chr, "OK 0x%04x\n", value);
} else if (strcmp(words[0], "writeb") == 0 ||
strcmp(words[0], "writew") == 0 ||
strcmp(words[0], "writel") == 0 ||
strcmp(words[0], "writeq") == 0) {
uint64_t addr;
uint64_t value;
g_assert(words[1] && words[2]);
addr = strtoull(words[1], NULL, 0);
value = strtoull(words[2], NULL, 0);
if (words[0][5] == 'b') {
uint8_t data = value;
cpu_physical_memory_write(addr, &data, 1);
} else if (words[0][5] == 'w') {
uint16_t data = value;
tswap16s(&data);
cpu_physical_memory_write(addr, &data, 2);
} else if (words[0][5] == 'l') {
uint32_t data = value;
tswap32s(&data);
cpu_physical_memory_write(addr, &data, 4);
} else if (words[0][5] == 'q') {
uint64_t data = value;
tswap64s(&data);
cpu_physical_memory_write(addr, &data, 8);
}
qtest_send_prefix(chr);
qtest_send(chr, "OK\n");
} else if (strcmp(words[0], "readb") == 0 ||
strcmp(words[0], "readw") == 0 ||
strcmp(words[0], "readl") == 0 ||
strcmp(words[0], "readq") == 0) {
uint64_t addr;
uint64_t value = UINT64_C(-1);
g_assert(words[1]);
addr = strtoull(words[1], NULL, 0);
if (words[0][4] == 'b') {
uint8_t data;
cpu_physical_memory_read(addr, &data, 1);
value = data;
} else if (words[0][4] == 'w') {
uint16_t data;
cpu_physical_memory_read(addr, &data, 2);
value = tswap16(data);
} else if (words[0][4] == 'l') {
uint32_t data;
cpu_physical_memory_read(addr, &data, 4);
value = tswap32(data);
} else if (words[0][4] == 'q') {
cpu_physical_memory_read(addr, &value, 8);
tswap64s(&value);
}
qtest_send_prefix(chr);
qtest_send(chr, "OK 0x%016" PRIx64 "\n", value);
} else if (strcmp(words[0], "read") == 0) {
uint64_t addr, len, i;
uint8_t *data;
g_assert(words[1] && words[2]);
addr = strtoull(words[1], NULL, 0);
len = strtoull(words[2], NULL, 0);
data = g_malloc(len);
cpu_physical_memory_read(addr, data, len);
qtest_send_prefix(chr);
qtest_send(chr, "OK 0x");
for (i = 0; i < len; i++) {
qtest_send(chr, "%02x", data[i]);
}
qtest_send(chr, "\n");
g_free(data);
} else if (strcmp(words[0], "write") == 0) {
uint64_t addr, len, i;
uint8_t *data;
size_t data_len;
g_assert(words[1] && words[2] && words[3]);
addr = strtoull(words[1], NULL, 0);
len = strtoull(words[2], NULL, 0);
data_len = strlen(words[3]);
if (data_len < 3) {
qtest_send(chr, "ERR invalid argument size\n");
return;
}
data = g_malloc(len);
for (i = 0; i < len; i++) {
if ((i * 2 + 4) <= data_len) {
data[i] = hex2nib(words[3][i * 2 + 2]) << 4;
data[i] |= hex2nib(words[3][i * 2 + 3]);
} else {
data[i] = 0;
}
}
cpu_physical_memory_write(addr, data, len);
g_free(data);
qtest_send_prefix(chr);
qtest_send(chr, "OK\n");
} else if (qtest_enabled() && strcmp(words[0], "clock_step") == 0) {
int64_t ns;
if (words[1]) {
ns = strtoll(words[1], NULL, 0);
} else {
ns = qemu_clock_deadline_ns_all(QEMU_CLOCK_VIRTUAL);
}
qtest_clock_warp(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + ns);
qtest_send_prefix(chr);
qtest_send(chr, "OK %"PRIi64"\n", (int64_t)qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
} else if (qtest_enabled() && strcmp(words[0], "clock_set") == 0) {
int64_t ns;
g_assert(words[1]);
ns = strtoll(words[1], NULL, 0);
qtest_clock_warp(ns);
qtest_send_prefix(chr);
qtest_send(chr, "OK %"PRIi64"\n", (int64_t)qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
} else {
qtest_send_prefix(chr);
qtest_send(chr, "FAIL Unknown command `%s'\n", words[0]);
}
}
| true | qemu | 332cc7e9b39ddb2feacb4c71dcd18c3e5b0c3147 |
5,992 | static target_long monitor_get_msr (const struct MonitorDef *md, int val)
{
CPUState *env = mon_get_cpu();
if (!env)
return 0;
return env->msr;
}
| true | qemu | 09b9418c6d085a0728372aa760ebd10128a020b1 |
5,993 | static inline int RENAME(yuv420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* dst[], int dstStride[]){
int y, h_size;
if(c->srcFormat == PIX_FMT_YUV422P){
srcStride[1] *= 2;
srcStride[2] *= 2;
}
h_size= (c->dstW+7)&~7;
if(h_size*4 > FFABS(dstStride[0])) h_size-=8;
__asm__ __volatile__ ("pxor %mm4, %mm4;" /* zero mm4 */ );
for (y= 0; y<srcSliceH; y++ ) {
uint8_t *_image = dst[0] + (y+srcSliceY)*dstStride[0];
uint8_t *_py = src[0] + y*srcStride[0];
uint8_t *_pu = src[1] + (y>>1)*srcStride[1];
uint8_t *_pv = src[2] + (y>>1)*srcStride[2];
long index= -h_size/2;
/* this mmx assembly code deals with SINGLE scan line at a time, it convert 8
pixels in each iteration */
__asm__ __volatile__ (
/* load data for start of next scan line */
"movd (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
"movd (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"movq (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
// ".balign 16 \n\t"
"1: \n\t"
YUV2RGB
/* convert RGB plane to RGB packed format,
mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> 0,
mm4 -> GB, mm5 -> AR pixel 4-7,
mm6 -> GB, mm7 -> AR pixel 0-3 */
"pxor %%mm3, %%mm3;" /* zero mm3 */
"movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"movq %%mm1, %%mm7;" /* R7 R6 R5 R4 R3 R2 R1 R0 */
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"movq %%mm1, %%mm5;" /* R7 R6 R5 R4 R3 R2 R1 R0 */
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */
"punpcklbw %%mm3, %%mm7;" /* 00 R3 00 R2 00 R1 00 R0 */
"punpcklwd %%mm7, %%mm6;" /* 00 R1 B1 G1 00 R0 B0 G0 */
MOVNTQ " %%mm6, (%1);" /* Store ARGB1 ARGB0 */
"movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */
"punpckhwd %%mm7, %%mm6;" /* 00 R3 G3 B3 00 R2 B3 G2 */
MOVNTQ " %%mm6, 8 (%1);" /* Store ARGB3 ARGB2 */
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */
"punpckhbw %%mm3, %%mm5;" /* 00 R7 00 R6 00 R5 00 R4 */
"punpcklwd %%mm5, %%mm4;" /* 00 R5 B5 G5 00 R4 B4 G4 */
MOVNTQ " %%mm4, 16 (%1);" /* Store ARGB5 ARGB4 */
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */
"punpckhwd %%mm5, %%mm4;" /* 00 R7 G7 B7 00 R6 B6 G6 */
MOVNTQ " %%mm4, 24 (%1);" /* Store ARGB7 ARGB6 */
"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"pxor %%mm4, %%mm4;" /* zero mm4 */
"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
"add $32, %1 \n\t"
"add $4, %0 \n\t"
" js 1b \n\t"
: "+r" (index), "+r" (_image)
: "r" (_pu - index), "r" (_pv - index), "r"(&c->redDither), "r" (_py - 2*index)
);
}
__asm__ __volatile__ (EMMS);
return srcSliceH;
}
| true | FFmpeg | 428098165de4c3edfe42c1b7f00627d287015863 |
5,994 | static void gen_ld (CPUState *env, DisasContext *ctx, uint32_t opc,
int rt, int base, int16_t offset)
{
const char *opn = "ld";
TCGv t0, t1;
if (rt == 0 && env->insn_flags & (INSN_LOONGSON2E | INSN_LOONGSON2F)) {
/* Loongson CPU uses a load to zero register for prefetch.
We emulate it as a NOP. On other CPU we must perform the
actual memory access. */
MIPS_DEBUG("NOP");
return;
}
t0 = tcg_temp_new();
t1 = tcg_temp_new();
gen_base_offset_addr(ctx, t0, base, offset);
switch (opc) {
#if defined(TARGET_MIPS64)
case OPC_LWU:
save_cpu_state(ctx, 0);
op_ld_lwu(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lwu";
break;
case OPC_LD:
save_cpu_state(ctx, 0);
op_ld_ld(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "ld";
break;
case OPC_LLD:
save_cpu_state(ctx, 0);
op_ld_lld(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lld";
break;
case OPC_LDL:
save_cpu_state(ctx, 1);
gen_load_gpr(t1, rt);
gen_helper_3i(ldl, t1, t1, t0, ctx->mem_idx);
gen_store_gpr(t1, rt);
opn = "ldl";
break;
case OPC_LDR:
save_cpu_state(ctx, 1);
gen_load_gpr(t1, rt);
gen_helper_3i(ldr, t1, t1, t0, ctx->mem_idx);
gen_store_gpr(t1, rt);
opn = "ldr";
break;
case OPC_LDPC:
save_cpu_state(ctx, 1);
tcg_gen_movi_tl(t1, pc_relative_pc(ctx));
gen_op_addr_add(ctx, t0, t0, t1);
op_ld_ld(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "ldpc";
break;
#endif
case OPC_LWPC:
save_cpu_state(ctx, 1);
tcg_gen_movi_tl(t1, pc_relative_pc(ctx));
gen_op_addr_add(ctx, t0, t0, t1);
op_ld_lw(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lwpc";
break;
case OPC_LW:
save_cpu_state(ctx, 0);
op_ld_lw(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lw";
break;
case OPC_LH:
save_cpu_state(ctx, 0);
op_ld_lh(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lh";
break;
case OPC_LHU:
save_cpu_state(ctx, 0);
op_ld_lhu(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lhu";
break;
case OPC_LB:
save_cpu_state(ctx, 0);
op_ld_lb(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lb";
break;
case OPC_LBU:
save_cpu_state(ctx, 0);
op_ld_lbu(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lbu";
break;
case OPC_LWL:
save_cpu_state(ctx, 1);
gen_load_gpr(t1, rt);
gen_helper_3i(lwl, t1, t1, t0, ctx->mem_idx);
gen_store_gpr(t1, rt);
opn = "lwl";
break;
case OPC_LWR:
save_cpu_state(ctx, 1);
gen_load_gpr(t1, rt);
gen_helper_3i(lwr, t1, t1, t0, ctx->mem_idx);
gen_store_gpr(t1, rt);
opn = "lwr";
break;
case OPC_LL:
save_cpu_state(ctx, 1);
op_ld_ll(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "ll";
break;
}
(void)opn; /* avoid a compiler warning */
MIPS_DEBUG("%s %s, %d(%s)", opn, regnames[rt], offset, regnames[base]);
tcg_temp_free(t0);
tcg_temp_free(t1);
}
| true | qemu | b835e919f022d768abdf00e8dc94f1a23fdcab15 |
5,998 | static int latm_decode_audio_specific_config(struct LATMContext *latmctx,
GetBitContext *gb, int asclen)
{
AACContext *ac = &latmctx->aac_ctx;
AVCodecContext *avctx = ac->avctx;
MPEG4AudioConfig m4ac = {0};
int config_start_bit = get_bits_count(gb);
int sync_extension = 0;
int bits_consumed, esize;
if (asclen) {
sync_extension = 1;
asclen = FFMIN(asclen, get_bits_left(gb));
} else
asclen = get_bits_left(gb);
if (config_start_bit % 8) {
av_log_missing_feature(latmctx->aac_ctx.avctx, "audio specific "
"config not byte aligned.\n", 1);
}
bits_consumed = decode_audio_specific_config(NULL, avctx, &m4ac,
gb->buffer + (config_start_bit / 8),
asclen, sync_extension);
if (bits_consumed < 0)
if (ac->m4ac.sample_rate != m4ac.sample_rate ||
ac->m4ac.chan_config != m4ac.chan_config) {
av_log(avctx, AV_LOG_INFO, "audio config changed\n");
latmctx->initialized = 0;
esize = (bits_consumed+7) / 8;
if (avctx->extradata_size < esize) {
av_free(avctx->extradata);
avctx->extradata = av_malloc(esize + FF_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata)
return AVERROR(ENOMEM);
}
avctx->extradata_size = esize;
memcpy(avctx->extradata, gb->buffer + (config_start_bit/8), esize);
memset(avctx->extradata+esize, 0, FF_INPUT_BUFFER_PADDING_SIZE);
}
skip_bits_long(gb, bits_consumed);
return bits_consumed;
} | true | FFmpeg | b5fc571e4f730579f328ae9cf77435cb7fddc53d |
6,000 | static void ehci_frame_timer(void *opaque)
{
EHCIState *ehci = opaque;
int need_timer = 0;
int64_t expire_time, t_now;
uint64_t ns_elapsed;
uint64_t uframes, skipped_uframes;
int i;
t_now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
ns_elapsed = t_now - ehci->last_run_ns;
uframes = ns_elapsed / UFRAME_TIMER_NS;
if (ehci_periodic_enabled(ehci) || ehci->pstate != EST_INACTIVE) {
need_timer++;
if (uframes > (ehci->maxframes * 8)) {
skipped_uframes = uframes - (ehci->maxframes * 8);
ehci_update_frindex(ehci, skipped_uframes);
ehci->last_run_ns += UFRAME_TIMER_NS * skipped_uframes;
uframes -= skipped_uframes;
DPRINTF("WARNING - EHCI skipped %d uframes\n", skipped_uframes);
}
for (i = 0; i < uframes; i++) {
/*
* If we're running behind schedule, we should not catch up
* too fast, as that will make some guests unhappy:
* 1) We must process a minimum of MIN_UFR_PER_TICK frames,
* otherwise we will never catch up
* 2) Process frames until the guest has requested an irq (IOC)
*/
if (i >= MIN_UFR_PER_TICK) {
ehci_commit_irq(ehci);
if ((ehci->usbsts & USBINTR_MASK) & ehci->usbintr) {
break;
}
}
if (ehci->periodic_sched_active) {
ehci->periodic_sched_active--;
}
ehci_update_frindex(ehci, 1);
if ((ehci->frindex & 7) == 0) {
ehci_advance_periodic_state(ehci);
}
ehci->last_run_ns += UFRAME_TIMER_NS;
}
} else {
ehci->periodic_sched_active = 0;
ehci_update_frindex(ehci, uframes);
ehci->last_run_ns += UFRAME_TIMER_NS * uframes;
}
if (ehci->periodic_sched_active) {
ehci->async_stepdown = 0;
} else if (ehci->async_stepdown < ehci->maxframes / 2) {
ehci->async_stepdown++;
}
/* Async is not inside loop since it executes everything it can once
* called
*/
if (ehci_async_enabled(ehci) || ehci->astate != EST_INACTIVE) {
need_timer++;
ehci_advance_async_state(ehci);
}
ehci_commit_irq(ehci);
if (ehci->usbsts_pending) {
need_timer++;
ehci->async_stepdown = 0;
}
if (ehci_enabled(ehci) && (ehci->usbintr & USBSTS_FLR)) {
need_timer++;
}
if (need_timer) {
/* If we've raised int, we speed up the timer, so that we quickly
* notice any new packets queued up in response */
if (ehci->int_req_by_async && (ehci->usbsts & USBSTS_INT)) {
expire_time = t_now +
NANOSECONDS_PER_SECOND / (FRAME_TIMER_FREQ * 4);
ehci->int_req_by_async = false;
} else {
expire_time = t_now + (NANOSECONDS_PER_SECOND
* (ehci->async_stepdown+1) / FRAME_TIMER_FREQ);
}
timer_mod(ehci->frame_timer, expire_time);
}
}
| true | qemu | 3bfecee2cb71f21cd39d6183f18b446c01917573 |
6,001 | int bdrv_inactivate_all(void)
{
BlockDriverState *bs = NULL;
BdrvNextIterator it;
int ret = 0;
int pass;
for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
aio_context_acquire(bdrv_get_aio_context(bs));
}
/* We do two passes of inactivation. The first pass calls to drivers'
* .bdrv_inactivate callbacks recursively so all cache is flushed to disk;
* the second pass sets the BDRV_O_INACTIVE flag so that no further write
* is allowed. */
for (pass = 0; pass < 2; pass++) {
for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
ret = bdrv_inactivate_recurse(bs, pass);
if (ret < 0) {
goto out;
}
}
}
out:
for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
aio_context_release(bdrv_get_aio_context(bs));
}
return ret;
} | true | qemu | 5e003f17ec518cd96f5d2ac23ce9e14144426235 |
6,002 | static void x86_cpu_parse_featurestr(CPUState *cs, char *features,
Error **errp)
{
X86CPU *cpu = X86_CPU(cs);
char *featurestr; /* Single 'key=value" string being parsed */
FeatureWord w;
/* Features to be added */
FeatureWordArray plus_features = { 0 };
/* Features to be removed */
FeatureWordArray minus_features = { 0 };
CPUX86State *env = &cpu->env;
Error *local_err = NULL;
featurestr = features ? strtok(features, ",") : NULL;
while (featurestr) {
char *val;
if (featurestr[0] == '+') {
add_flagname_to_bitmaps(featurestr + 1, plus_features, &local_err);
} else if (featurestr[0] == '-') {
add_flagname_to_bitmaps(featurestr + 1, minus_features, &local_err);
} else if ((val = strchr(featurestr, '='))) {
*val = 0; val++;
feat2prop(featurestr);
if (!strcmp(featurestr, "tsc-freq")) {
int64_t tsc_freq;
char *err;
char num[32];
tsc_freq = qemu_strtosz_suffix_unit(val, &err,
QEMU_STRTOSZ_DEFSUFFIX_B, 1000);
if (tsc_freq < 0 || *err) {
error_setg(errp, "bad numerical value %s", val);
return;
}
snprintf(num, sizeof(num), "%" PRId64, tsc_freq);
object_property_parse(OBJECT(cpu), num, "tsc-frequency",
&local_err);
} else {
object_property_parse(OBJECT(cpu), val, featurestr, &local_err);
}
} else {
feat2prop(featurestr);
object_property_parse(OBJECT(cpu), "on", featurestr, &local_err);
}
if (local_err) {
error_propagate(errp, local_err);
return;
}
featurestr = strtok(NULL, ",");
}
if (cpu->host_features) {
for (w = 0; w < FEATURE_WORDS; w++) {
env->features[w] =
x86_cpu_get_supported_feature_word(w, cpu->migratable);
}
}
for (w = 0; w < FEATURE_WORDS; w++) {
env->features[w] |= plus_features[w];
env->features[w] &= ~minus_features[w];
}
}
| false | qemu | dc15c0517b010a9444a2c05794dae980f2a2cbd9 |
6,003 | static void do_sendkey(const char *string)
{
uint8_t keycodes[16];
int nb_keycodes = 0;
char keyname_buf[16];
char *separator;
int keyname_len, keycode, i;
while (1) {
separator = strchr(string, '-');
keyname_len = separator ? separator - string : strlen(string);
if (keyname_len > 0) {
pstrcpy(keyname_buf, sizeof(keyname_buf), string);
if (keyname_len > sizeof(keyname_buf) - 1) {
term_printf("invalid key: '%s...'\n", keyname_buf);
return;
}
if (nb_keycodes == sizeof(keycodes)) {
term_printf("too many keys\n");
return;
}
keyname_buf[keyname_len] = 0;
keycode = get_keycode(keyname_buf);
if (keycode < 0) {
term_printf("unknown key: '%s'\n", keyname_buf);
return;
}
keycodes[nb_keycodes++] = keycode;
}
if (!separator)
break;
string = separator + 1;
}
/* key down events */
for(i = 0; i < nb_keycodes; i++) {
keycode = keycodes[i];
if (keycode & 0x80)
kbd_put_keycode(0xe0);
kbd_put_keycode(keycode & 0x7f);
}
/* key up events */
for(i = nb_keycodes - 1; i >= 0; i--) {
keycode = keycodes[i];
if (keycode & 0x80)
kbd_put_keycode(0xe0);
kbd_put_keycode(keycode | 0x80);
}
}
| false | qemu | c8256f9d23bba4fac3b0b6a9e6e3dc12362cbe0b |
6,004 | static int nbd_co_receive_request(NBDRequestData *req, NBDRequest *request,
Error **errp)
{
NBDClient *client = req->client;
g_assert(qemu_in_coroutine());
assert(client->recv_coroutine == qemu_coroutine_self());
if (nbd_receive_request(client->ioc, request, errp) < 0) {
return -EIO;
}
trace_nbd_co_receive_request_decode_type(request->handle, request->type);
if (request->type != NBD_CMD_WRITE) {
/* No payload, we are ready to read the next request. */
req->complete = true;
}
if (request->type == NBD_CMD_DISC) {
/* Special case: we're going to disconnect without a reply,
* whether or not flags, from, or len are bogus */
return -EIO;
}
/* Check for sanity in the parameters, part 1. Defer as many
* checks as possible until after reading any NBD_CMD_WRITE
* payload, so we can try and keep the connection alive. */
if ((request->from + request->len) < request->from) {
error_setg(errp,
"integer overflow detected, you're probably being attacked");
return -EINVAL;
}
if (request->type == NBD_CMD_READ || request->type == NBD_CMD_WRITE) {
if (request->len > NBD_MAX_BUFFER_SIZE) {
error_setg(errp, "len (%" PRIu32" ) is larger than max len (%u)",
request->len, NBD_MAX_BUFFER_SIZE);
return -EINVAL;
}
req->data = blk_try_blockalign(client->exp->blk, request->len);
if (req->data == NULL) {
error_setg(errp, "No memory");
return -ENOMEM;
}
}
if (request->type == NBD_CMD_WRITE) {
if (nbd_read(client->ioc, req->data, request->len, errp) < 0) {
error_prepend(errp, "reading from socket failed: ");
return -EIO;
}
req->complete = true;
trace_nbd_co_receive_request_payload_received(request->handle,
request->len);
}
/* Sanity checks, part 2. */
if (request->from + request->len > client->exp->size) {
error_setg(errp, "operation past EOF; From: %" PRIu64 ", Len: %" PRIu32
", Size: %" PRIu64, request->from, request->len,
(uint64_t)client->exp->size);
return request->type == NBD_CMD_WRITE ? -ENOSPC : -EINVAL;
}
if (request->flags & ~(NBD_CMD_FLAG_FUA | NBD_CMD_FLAG_NO_HOLE)) {
error_setg(errp, "unsupported flags (got 0x%x)", request->flags);
return -EINVAL;
}
if (request->type != NBD_CMD_WRITE_ZEROES &&
(request->flags & NBD_CMD_FLAG_NO_HOLE)) {
error_setg(errp, "unexpected flags (got 0x%x)", request->flags);
return -EINVAL;
}
return 0;
}
| false | qemu | 3736cc5be31f0399999e37d8b28ca9a3ed0b4ccb |
6,006 | int qio_channel_writev_all(QIOChannel *ioc,
const struct iovec *iov,
size_t niov,
Error **errp)
{
int ret = -1;
struct iovec *local_iov = g_new(struct iovec, niov);
struct iovec *local_iov_head = local_iov;
unsigned int nlocal_iov = niov;
nlocal_iov = iov_copy(local_iov, nlocal_iov,
iov, niov,
0, iov_size(iov, niov));
while (nlocal_iov > 0) {
ssize_t len;
len = qio_channel_writev(ioc, local_iov, nlocal_iov, errp);
if (len == QIO_CHANNEL_ERR_BLOCK) {
qio_channel_wait(ioc, G_IO_OUT);
continue;
}
if (len < 0) {
goto cleanup;
}
iov_discard_front(&local_iov, &nlocal_iov, len);
}
ret = 0;
cleanup:
g_free(local_iov_head);
return ret;
}
| false | qemu | 9ffb8270205a274a18ee4f8a735e2fccaf957246 |
6,009 | static int spapr_vio_busdev_init(DeviceState *qdev)
{
VIOsPAPRDevice *dev = (VIOsPAPRDevice *)qdev;
VIOsPAPRDeviceClass *pc = VIO_SPAPR_DEVICE_GET_CLASS(dev);
uint32_t liobn;
char *id;
if (dev->reg != -1) {
/*
* Explicitly assigned address, just verify that no-one else
* is using it. other mechanism). We have to open code this
* rather than using spapr_vio_find_by_reg() because sdev
* itself is already in the list.
*/
VIOsPAPRDevice *other = reg_conflict(dev);
if (other) {
fprintf(stderr, "vio: %s and %s devices conflict at address %#x\n",
object_get_typename(OBJECT(qdev)),
object_get_typename(OBJECT(&other->qdev)),
dev->reg);
return -1;
}
} else {
/* Need to assign an address */
VIOsPAPRBus *bus = DO_UPCAST(VIOsPAPRBus, bus, dev->qdev.parent_bus);
do {
dev->reg = bus->next_reg++;
} while (reg_conflict(dev));
}
/* Don't overwrite ids assigned on the command line */
if (!dev->qdev.id) {
id = vio_format_dev_name(dev);
if (!id) {
return -1;
}
dev->qdev.id = id;
}
dev->qirq = spapr_allocate_msi(dev->vio_irq_num, &dev->vio_irq_num);
if (!dev->qirq) {
return -1;
}
liobn = SPAPR_VIO_BASE_LIOBN | dev->reg;
dev->dma = spapr_tce_new_dma_context(liobn, pc->rtce_window_size);
return pc->init(dev);
}
| false | qemu | a307d59434ba78b97544b42b8cfd24a1b62e39a6 |
6,010 | static unsigned int dec_subs_r(DisasContext *dc)
{
TCGv t0;
int size = memsize_z(dc);
DIS(fprintf (logfile, "subs.%c $r%u, $r%u\n",
memsize_char(size),
dc->op1, dc->op2));
cris_cc_mask(dc, CC_MASK_NZVC);
t0 = tcg_temp_new(TCG_TYPE_TL);
/* Size can only be qi or hi. */
t_gen_sext(t0, cpu_R[dc->op1], size);
cris_alu(dc, CC_OP_SUB,
cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
tcg_temp_free(t0);
return 2;
}
| false | qemu | a7812ae412311d7d47f8aa85656faadac9d64b56 |
6,011 | blkdebug_co_preadv(BlockDriverState *bs, uint64_t offset, uint64_t bytes,
QEMUIOVector *qiov, int flags)
{
BDRVBlkdebugState *s = bs->opaque;
BlkdebugRule *rule = NULL;
/* Sanity check block layer guarantees */
assert(QEMU_IS_ALIGNED(offset, bs->bl.request_alignment));
assert(QEMU_IS_ALIGNED(bytes, bs->bl.request_alignment));
if (bs->bl.max_transfer) {
assert(bytes <= bs->bl.max_transfer);
}
QSIMPLEQ_FOREACH(rule, &s->active_rules, active_next) {
uint64_t inject_offset = rule->options.inject.offset;
if (inject_offset == -1 ||
(inject_offset >= offset && inject_offset < offset + bytes))
{
break;
}
}
if (rule && rule->options.inject.error) {
return inject_error(bs, rule);
}
return bdrv_co_preadv(bs->file, offset, bytes, qiov, flags);
}
| false | qemu | d157ed5f7235f3d2d5596a514ad7507b18e24b88 |
6,013 | static int vmdk_open(BlockDriverState *bs, QDict *options, int flags,
Error **errp)
{
char *buf;
int ret;
BDRVVmdkState *s = bs->opaque;
uint32_t magic;
buf = vmdk_read_desc(bs->file, 0, errp);
if (!buf) {
return -EINVAL;
}
magic = ldl_be_p(buf);
switch (magic) {
case VMDK3_MAGIC:
case VMDK4_MAGIC:
ret = vmdk_open_sparse(bs, bs->file, flags, buf, errp);
s->desc_offset = 0x200;
break;
default:
ret = vmdk_open_desc_file(bs, flags, buf, errp);
break;
}
if (ret) {
goto fail;
}
/* try to open parent images, if exist */
ret = vmdk_parent_open(bs);
if (ret) {
goto fail;
}
s->cid = vmdk_read_cid(bs, 0);
s->parent_cid = vmdk_read_cid(bs, 1);
qemu_co_mutex_init(&s->lock);
/* Disable migration when VMDK images are used */
error_setg(&s->migration_blocker, "The vmdk format used by node '%s' "
"does not support live migration",
bdrv_get_device_or_node_name(bs));
migrate_add_blocker(s->migration_blocker);
g_free(buf);
return 0;
fail:
g_free(buf);
g_free(s->create_type);
s->create_type = NULL;
vmdk_free_extents(bs);
return ret;
}
| false | qemu | a646836784a0fc50fee6f9a0d3fb968289714128 |
6,014 | void visit_type_size(Visitor *v, uint64_t *obj, const char *name, Error **errp)
{
int64_t value;
if (v->type_size) {
v->type_size(v, obj, name, errp);
} else if (v->type_uint64) {
v->type_uint64(v, obj, name, errp);
} else {
value = *obj;
v->type_int64(v, &value, name, errp);
*obj = value;
}
}
| false | qemu | f755dea79dc81b0d6a8f6414e0672e165e28d8ba |
6,015 | void *virtqueue_pop(VirtQueue *vq, size_t sz)
{
unsigned int i, head, max;
hwaddr desc_pa = vq->vring.desc;
VirtIODevice *vdev = vq->vdev;
VirtQueueElement *elem;
unsigned out_num, in_num;
hwaddr addr[VIRTQUEUE_MAX_SIZE];
struct iovec iov[VIRTQUEUE_MAX_SIZE];
VRingDesc desc;
if (!virtqueue_num_heads(vq, vq->last_avail_idx)) {
return NULL;
}
/* When we start there are none of either input nor output. */
out_num = in_num = 0;
max = vq->vring.num;
i = head = virtqueue_get_head(vq, vq->last_avail_idx++);
if (virtio_vdev_has_feature(vdev, VIRTIO_RING_F_EVENT_IDX)) {
vring_set_avail_event(vq, vq->last_avail_idx);
}
vring_desc_read(vdev, &desc, desc_pa, i);
if (desc.flags & VRING_DESC_F_INDIRECT) {
if (desc.len % sizeof(VRingDesc)) {
error_report("Invalid size for indirect buffer table");
exit(1);
}
/* loop over the indirect descriptor table */
max = desc.len / sizeof(VRingDesc);
desc_pa = desc.addr;
i = 0;
vring_desc_read(vdev, &desc, desc_pa, i);
}
/* Collect all the descriptors */
do {
if (desc.flags & VRING_DESC_F_WRITE) {
virtqueue_map_desc(&in_num, addr + out_num, iov + out_num,
VIRTQUEUE_MAX_SIZE - out_num, true, desc.addr, desc.len);
} else {
if (in_num) {
error_report("Incorrect order for descriptors");
exit(1);
}
virtqueue_map_desc(&out_num, addr, iov,
VIRTQUEUE_MAX_SIZE, false, desc.addr, desc.len);
}
/* If we've got too many, that implies a descriptor loop. */
if ((in_num + out_num) > max) {
error_report("Looped descriptor");
exit(1);
}
} while ((i = virtqueue_read_next_desc(vdev, &desc, desc_pa, max)) != max);
/* Now copy what we have collected and mapped */
elem = virtqueue_alloc_element(sz, out_num, in_num);
elem->index = head;
for (i = 0; i < out_num; i++) {
elem->out_addr[i] = addr[i];
elem->out_sg[i] = iov[i];
}
for (i = 0; i < in_num; i++) {
elem->in_addr[i] = addr[out_num + i];
elem->in_sg[i] = iov[out_num + i];
}
vq->inuse++;
trace_virtqueue_pop(vq, elem, elem->in_num, elem->out_num);
return elem;
}
| false | qemu | be1fea9bc286f64c6c995bb0d7145a0b738aeddb |
6,016 | static void tgen_ext8s(TCGContext *s, TCGType type, TCGReg dest, TCGReg src)
{
if (facilities & FACILITY_EXT_IMM) {
tcg_out_insn(s, RRE, LGBR, dest, src);
return;
}
if (type == TCG_TYPE_I32) {
if (dest == src) {
tcg_out_sh32(s, RS_SLL, dest, TCG_REG_NONE, 24);
} else {
tcg_out_sh64(s, RSY_SLLG, dest, src, TCG_REG_NONE, 24);
}
tcg_out_sh32(s, RS_SRA, dest, TCG_REG_NONE, 24);
} else {
tcg_out_sh64(s, RSY_SLLG, dest, src, TCG_REG_NONE, 56);
tcg_out_sh64(s, RSY_SRAG, dest, dest, TCG_REG_NONE, 56);
}
}
| false | qemu | b2c98d9d392c87c9b9e975d30f79924719d9cbbe |
6,017 | void mips_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
{
int i;
for (i = 0; i < ARRAY_SIZE(mips_defs); i++) {
(*cpu_fprintf)(f, "MIPS '%s'\n",
mips_defs[i].name);
}
}
| false | qemu | 9a78eead0c74333a394c0f7bbfc4423ac746fcd5 |
6,018 | static int tpm_passthrough_handle_device_opts(QemuOpts *opts, TPMBackend *tb)
{
TPMPassthruState *tpm_pt = TPM_PASSTHROUGH(tb);
const char *value;
value = qemu_opt_get(opts, "cancel-path");
tb->cancel_path = g_strdup(value);
value = qemu_opt_get(opts, "path");
if (!value) {
value = TPM_PASSTHROUGH_DEFAULT_DEVICE;
}
tpm_pt->tpm_dev = g_strdup(value);
tb->path = g_strdup(tpm_pt->tpm_dev);
tpm_pt->tpm_fd = qemu_open(tpm_pt->tpm_dev, O_RDWR);
if (tpm_pt->tpm_fd < 0) {
error_report("Cannot access TPM device using '%s': %s",
tpm_pt->tpm_dev, strerror(errno));
goto err_free_parameters;
}
if (tpm_passthrough_test_tpmdev(tpm_pt->tpm_fd)) {
error_report("'%s' is not a TPM device.",
tpm_pt->tpm_dev);
goto err_close_tpmdev;
}
return 0;
err_close_tpmdev:
qemu_close(tpm_pt->tpm_fd);
tpm_pt->tpm_fd = -1;
err_free_parameters:
g_free(tb->path);
tb->path = NULL;
g_free(tpm_pt->tpm_dev);
tpm_pt->tpm_dev = NULL;
return 1;
}
| false | qemu | 56a3c24ffc11955ddc7bb21362ca8069a3fc8c55 |
6,019 | void ff_put_h264_qpel4_mc02_msa(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride)
{
avc_luma_vt_4w_msa(src - (stride * 2), stride, dst, stride, 4);
}
| false | FFmpeg | 662234a9a22f1cd0f0ac83b8bb1ffadedca90c0a |
6,020 | static int nbd_co_writev_1(BlockDriverState *bs, int64_t sector_num,
int nb_sectors, QEMUIOVector *qiov,
int offset)
{
BDRVNBDState *s = bs->opaque;
struct nbd_request request;
struct nbd_reply reply;
request.type = NBD_CMD_WRITE;
if (!bdrv_enable_write_cache(bs) && (s->nbdflags & NBD_FLAG_SEND_FUA)) {
request.type |= NBD_CMD_FLAG_FUA;
}
request.from = sector_num * 512;
request.len = nb_sectors * 512;
nbd_coroutine_start(s, &request);
if (nbd_co_send_request(s, &request, qiov->iov, offset) == -1) {
reply.error = errno;
} else {
nbd_co_receive_reply(s, &request, &reply, NULL, 0);
}
nbd_coroutine_end(s, &request);
return -reply.error;
}
| false | qemu | fc19f8a02e45c4d8ad24dd7eb374330b03dfc28e |
6,021 | void mtree_info(fprintf_function mon_printf, void *f)
{
MemoryRegionListHead ml_head;
MemoryRegionList *ml, *ml2;
QTAILQ_INIT(&ml_head);
mon_printf(f, "memory\n");
mtree_print_mr(mon_printf, f, address_space_memory.root, 0, 0, &ml_head);
/* print aliased regions */
QTAILQ_FOREACH(ml, &ml_head, queue) {
if (!ml->printed) {
mon_printf(f, "%s\n", ml->mr->name);
mtree_print_mr(mon_printf, f, ml->mr, 0, 0, &ml_head);
}
}
QTAILQ_FOREACH_SAFE(ml, &ml_head, queue, ml2) {
g_free(ml2);
}
if (address_space_io.root &&
!QTAILQ_EMPTY(&address_space_io.root->subregions)) {
QTAILQ_INIT(&ml_head);
mon_printf(f, "I/O\n");
mtree_print_mr(mon_printf, f, address_space_io.root, 0, 0, &ml_head);
}
}
| true | qemu | 88365e47dd19da8776252a94ed5fa0b7242ea9e9 |
6,022 | static int tm2_read_deltas(TM2Context *ctx, int stream_id)
{
int d, mb;
int i, v;
d = get_bits(&ctx->gb, 9);
mb = get_bits(&ctx->gb, 5);
av_assert2(mb < 32);
if ((d < 1) || (d > TM2_DELTAS) || (mb < 1)) {
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect delta table: %i deltas x %i bits\n", d, mb);
return AVERROR_INVALIDDATA;
}
for (i = 0; i < d; i++) {
v = get_bits_long(&ctx->gb, mb);
if (v & (1 << (mb - 1)))
ctx->deltas[stream_id][i] = v - (1 << mb);
else
ctx->deltas[stream_id][i] = v;
}
for (; i < TM2_DELTAS; i++)
ctx->deltas[stream_id][i] = 0;
return 0;
}
| true | FFmpeg | c9e884f3d98df85bf7f2cf30d71877b22929fdcb |
6,023 | static void decode_delta_j(uint8_t *dst,
const uint8_t *buf, const uint8_t *buf_end,
int w, int h, int bpp, int dst_size)
{
int32_t pitch;
uint8_t *end = dst + dst_size, *ptr;
uint32_t type, flag, cols, groups, rows, bytes;
uint32_t offset;
int planepitch_byte = (w + 7) / 8;
int planepitch = ((w + 15) / 16) * 2;
int kludge_j, b, g, r, d;
GetByteContext gb;
pitch = planepitch * bpp;
kludge_j = w < 320 ? (320 - w) / 8 / 2 : 0;
bytestream2_init(&gb, buf, buf_end - buf);
while (bytestream2_get_bytes_left(&gb) >= 2) {
type = bytestream2_get_be16(&gb);
switch (type) {
case 0:
return;
case 1:
flag = bytestream2_get_be16(&gb);
cols = bytestream2_get_be16(&gb);
groups = bytestream2_get_be16(&gb);
for (g = 0; g < groups; g++) {
offset = bytestream2_get_be16(&gb);
if (kludge_j)
offset = ((offset / (320 / 8)) * pitch) + (offset % (320 / 8)) - kludge_j;
else
offset = ((offset / planepitch_byte) * pitch) + (offset % planepitch_byte);
ptr = dst + offset;
if (ptr >= end)
return;
for (b = 0; b < cols; b++) {
for (d = 0; d < bpp; d++) {
uint8_t value = bytestream2_get_byte(&gb);
if (flag)
ptr[0] ^= value;
else
ptr[0] = value;
ptr += planepitch;
if (ptr >= end)
return;
}
}
if ((cols * bpp) & 1)
bytestream2_skip(&gb, 1);
}
break;
case 2:
flag = bytestream2_get_be16(&gb);
rows = bytestream2_get_be16(&gb);
bytes = bytestream2_get_be16(&gb);
groups = bytestream2_get_be16(&gb);
for (g = 0; g < groups; g++) {
offset = bytestream2_get_be16(&gb);
if (kludge_j)
offset = ((offset / (320 / 8)) * pitch) + (offset % (320/ 8)) - kludge_j;
else
offset = ((offset / planepitch_byte) * pitch) + (offset % planepitch_byte);
for (r = 0; r < rows; r++) {
for (d = 0; d < bpp; d++) {
ptr = dst + offset + (r * pitch) + d * planepitch;
if (ptr >= end)
return;
for (b = 0; b < bytes; b++) {
uint8_t value = bytestream2_get_byte(&gb);
if (flag)
ptr[0] ^= value;
else
ptr[0] = value;
ptr++;
if (ptr >= end)
return;
}
}
}
if ((rows * bytes * bpp) & 1)
bytestream2_skip(&gb, 1);
}
break;
default:
return;
}
}
}
| true | FFmpeg | 5350e0fc97a50de7cb387d1d5f07fe25c9c4a935 |
6,024 | static int libshine_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
const AVFrame *frame, int *got_packet_ptr)
{
SHINEContext *s = avctx->priv_data;
MPADecodeHeader hdr;
unsigned char *data;
long written;
int ret, len;
if (frame)
data = shine_encode_buffer(s->shine, (int16_t **)frame->data, &written);
else
data = shine_flush(s->shine, &written);
if (written < 0)
return -1;
if (written > 0) {
if (s->buffer_index + written > BUFFER_SIZE) {
av_log(avctx, AV_LOG_ERROR, "internal buffer too small\n");
return AVERROR_BUG;
}
memcpy(s->buffer + s->buffer_index, data, written);
s->buffer_index += written;
}
if (frame) {
if ((ret = ff_af_queue_add(&s->afq, frame)) < 0)
return ret;
}
if (s->buffer_index < 4 || !s->afq.frame_count)
return 0;
if (avpriv_mpegaudio_decode_header(&hdr, AV_RB32(s->buffer))) {
av_log(avctx, AV_LOG_ERROR, "free format output not supported\n");
return -1;
}
len = hdr.frame_size;
if (len <= s->buffer_index) {
if ((ret = ff_alloc_packet2(avctx, avpkt, len)))
return ret;
memcpy(avpkt->data, s->buffer, len);
s->buffer_index -= len;
memmove(s->buffer, s->buffer + len, s->buffer_index);
ff_af_queue_remove(&s->afq, avctx->frame_size, &avpkt->pts,
&avpkt->duration);
avpkt->size = len;
*got_packet_ptr = 1;
}
return 0;
}
| true | FFmpeg | e48a9ac9af5f6e652735aa44a86420b5e7258895 |
6,026 | static int flac_write_trailer(struct AVFormatContext *s)
{
ByteIOContext *pb = s->pb;
uint8_t *streaminfo = s->streams[0]->codec->extradata;
int len = s->streams[0]->codec->extradata_size;
int64_t file_size;
if (streaminfo && len > 0 && !url_is_streamed(s->pb)) {
file_size = url_ftell(pb);
url_fseek(pb, 8, SEEK_SET);
put_buffer(pb, streaminfo, len);
url_fseek(pb, file_size, SEEK_SET);
put_flush_packet(pb);
}
return 0;
}
| false | FFmpeg | 59c6178a54c414fd19e064f0077d00b82a1eb812 |
6,028 | int egl_rendernode_init(const char *rendernode)
{
qemu_egl_rn_fd = -1;
qemu_egl_rn_fd = qemu_egl_rendernode_open(rendernode);
if (qemu_egl_rn_fd == -1) {
error_report("egl: no drm render node available");
goto err;
}
qemu_egl_rn_gbm_dev = gbm_create_device(qemu_egl_rn_fd);
if (!qemu_egl_rn_gbm_dev) {
error_report("egl: gbm_create_device failed");
goto err;
}
qemu_egl_init_dpy_mesa((EGLNativeDisplayType)qemu_egl_rn_gbm_dev);
if (!epoxy_has_egl_extension(qemu_egl_display,
"EGL_KHR_surfaceless_context")) {
error_report("egl: EGL_KHR_surfaceless_context not supported");
goto err;
}
if (!epoxy_has_egl_extension(qemu_egl_display,
"EGL_MESA_image_dma_buf_export")) {
error_report("egl: EGL_MESA_image_dma_buf_export not supported");
goto err;
}
qemu_egl_rn_ctx = qemu_egl_init_ctx();
if (!qemu_egl_rn_ctx) {
error_report("egl: egl_init_ctx failed");
goto err;
}
return 0;
err:
if (qemu_egl_rn_gbm_dev) {
gbm_device_destroy(qemu_egl_rn_gbm_dev);
}
if (qemu_egl_rn_fd != -1) {
close(qemu_egl_rn_fd);
}
return -1;
}
| true | qemu | 151c8e608efc29e4dde4a0dbc2e79ebbc86c319c |
6,029 | static inline int read_line(AVFormatContext *s, char *rbuf, const int rbufsize,
int *rbuflen)
{
RTSPState *rt = s->priv_data;
int idx = 0;
int ret = 0;
*rbuflen = 0;
do {
ret = ffurl_read_complete(rt->rtsp_hd, rbuf + idx, 1);
if (ret < 0)
return ret;
if (rbuf[idx] == '\r') {
/* Ignore */
} else if (rbuf[idx] == '\n') {
rbuf[idx] = '\0';
*rbuflen = idx;
return 0;
} else
idx++;
} while (idx < rbufsize);
av_log(s, AV_LOG_ERROR, "Message too long\n");
return AVERROR(EIO);
}
| true | FFmpeg | 0c6b9b9fe5edb7b4307e1705bac7f1087262a6fb |
6,030 | static void pc_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
int idx = -1;
HotplugHandlerClass *hhc;
Error *local_err = NULL;
X86CPU *cpu = X86_CPU(dev);
PCMachineState *pcms = PC_MACHINE(hotplug_dev);
pc_find_cpu_slot(MACHINE(pcms), cpu->apic_id, &idx);
assert(idx != -1);
if (idx == 0) {
error_setg(&local_err, "Boot CPU is unpluggable");
hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
hhc->unplug_request(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
if (local_err) {
out:
error_propagate(errp, local_err); | true | qemu | 75ba2ddb188fa07c3442446766782036e3085cba |
6,031 | static void lm32_evr_init(QEMUMachineInitArgs *args)
{
const char *cpu_model = args->cpu_model;
const char *kernel_filename = args->kernel_filename;
LM32CPU *cpu;
CPULM32State *env;
DriveInfo *dinfo;
MemoryRegion *address_space_mem = get_system_memory();
MemoryRegion *phys_ram = g_new(MemoryRegion, 1);
qemu_irq *cpu_irq, irq[32];
ResetInfo *reset_info;
int i;
/* memory map */
hwaddr flash_base = 0x04000000;
size_t flash_sector_size = 256 * 1024;
size_t flash_size = 32 * 1024 * 1024;
hwaddr ram_base = 0x08000000;
size_t ram_size = 64 * 1024 * 1024;
hwaddr timer0_base = 0x80002000;
hwaddr uart0_base = 0x80006000;
hwaddr timer1_base = 0x8000a000;
int uart0_irq = 0;
int timer0_irq = 1;
int timer1_irq = 3;
reset_info = g_malloc0(sizeof(ResetInfo));
if (cpu_model == NULL) {
cpu_model = "lm32-full";
cpu = cpu_lm32_init(cpu_model);
env = &cpu->env;
reset_info->cpu = cpu;
reset_info->flash_base = flash_base;
memory_region_init_ram(phys_ram, NULL, "lm32_evr.sdram", ram_size);
vmstate_register_ram_global(phys_ram);
memory_region_add_subregion(address_space_mem, ram_base, phys_ram);
dinfo = drive_get(IF_PFLASH, 0, 0);
/* Spansion S29NS128P */
pflash_cfi02_register(flash_base, NULL, "lm32_evr.flash", flash_size,
dinfo ? dinfo->bdrv : NULL, flash_sector_size,
flash_size / flash_sector_size, 1, 2,
0x01, 0x7e, 0x43, 0x00, 0x555, 0x2aa, 1);
/* create irq lines */
cpu_irq = qemu_allocate_irqs(cpu_irq_handler, cpu, 1);
env->pic_state = lm32_pic_init(*cpu_irq);
for (i = 0; i < 32; i++) {
irq[i] = qdev_get_gpio_in(env->pic_state, i);
sysbus_create_simple("lm32-uart", uart0_base, irq[uart0_irq]);
sysbus_create_simple("lm32-timer", timer0_base, irq[timer0_irq]);
sysbus_create_simple("lm32-timer", timer1_base, irq[timer1_irq]);
/* make sure juart isn't the first chardev */
env->juart_state = lm32_juart_init();
reset_info->bootstrap_pc = flash_base;
if (kernel_filename) {
uint64_t entry;
int kernel_size;
kernel_size = load_elf(kernel_filename, NULL, NULL, &entry, NULL, NULL,
1, ELF_MACHINE, 0);
reset_info->bootstrap_pc = entry;
if (kernel_size < 0) {
kernel_size = load_image_targphys(kernel_filename, ram_base,
ram_size);
reset_info->bootstrap_pc = ram_base;
if (kernel_size < 0) {
fprintf(stderr, "qemu: could not load kernel '%s'\n",
kernel_filename);
qemu_register_reset(main_cpu_reset, reset_info); | true | qemu | f41152bd9d01ab327c19a3828bb7896d67cf0752 |
6,035 | static void nam_writel (void *opaque, uint32_t addr, uint32_t val)
{
PCIAC97LinkState *d = opaque;
AC97LinkState *s = &d->ac97;
dolog ("U nam writel %#x <- %#x\n", addr, val);
s->cas = 0;
}
| false | qemu | 10ee2aaa417d8d8978cdb2bbed55ebb152df5f6b |
6,036 | static void smbios_check_collision(int type, int entry)
{
if (type < ARRAY_SIZE(first_opt)) {
if (first_opt[type].seen) {
if (first_opt[type].headertype != entry) {
error_report("Can't mix file= and type= for same type");
loc_push_restore(&first_opt[type].loc);
error_report("This is the conflicting setting");
loc_pop(&first_opt[type].loc);
exit(1);
}
} else {
first_opt[type].seen = true;
first_opt[type].headertype = entry;
loc_save(&first_opt[type].loc);
}
}
}
| false | qemu | 2e6e8d7a25a6e31dee58226ea7fc374844d69732 |
6,037 | static void monitor_read_command(Monitor *mon, int show_prompt)
{
if (!mon->rs)
return;
readline_start(mon->rs, "(qemu) ", 0, monitor_command_cb, NULL);
if (show_prompt)
readline_show_prompt(mon->rs);
}
| false | qemu | 7060b478d3f3a8bc7a282292609ff5aec6de1958 |
6,038 | DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi)
{
const char *buf;
const char *file = NULL;
char devname[128];
const char *serial;
const char *mediastr = "";
BlockInterfaceType type;
enum { MEDIA_DISK, MEDIA_CDROM } media;
int bus_id, unit_id;
int cyls, heads, secs, translation;
BlockDriver *drv = NULL;
int max_devs;
int index;
int ro = 0;
int bdrv_flags = 0;
int on_read_error, on_write_error;
const char *devaddr;
DriveInfo *dinfo;
int snapshot = 0;
int ret;
translation = BIOS_ATA_TRANSLATION_AUTO;
if (default_to_scsi) {
type = IF_SCSI;
pstrcpy(devname, sizeof(devname), "scsi");
} else {
type = IF_IDE;
pstrcpy(devname, sizeof(devname), "ide");
}
media = MEDIA_DISK;
/* extract parameters */
bus_id = qemu_opt_get_number(opts, "bus", 0);
unit_id = qemu_opt_get_number(opts, "unit", -1);
index = qemu_opt_get_number(opts, "index", -1);
cyls = qemu_opt_get_number(opts, "cyls", 0);
heads = qemu_opt_get_number(opts, "heads", 0);
secs = qemu_opt_get_number(opts, "secs", 0);
snapshot = qemu_opt_get_bool(opts, "snapshot", 0);
ro = qemu_opt_get_bool(opts, "readonly", 0);
file = qemu_opt_get(opts, "file");
serial = qemu_opt_get(opts, "serial");
if ((buf = qemu_opt_get(opts, "if")) != NULL) {
pstrcpy(devname, sizeof(devname), buf);
for (type = 0; type < IF_COUNT && strcmp(buf, if_name[type]); type++)
;
if (type == IF_COUNT) {
error_report("unsupported bus type '%s'", buf);
return NULL;
}
}
max_devs = if_max_devs[type];
if (cyls || heads || secs) {
if (cyls < 1 || (type == IF_IDE && cyls > 16383)) {
error_report("invalid physical cyls number");
return NULL;
}
if (heads < 1 || (type == IF_IDE && heads > 16)) {
error_report("invalid physical heads number");
return NULL;
}
if (secs < 1 || (type == IF_IDE && secs > 63)) {
error_report("invalid physical secs number");
return NULL;
}
}
if ((buf = qemu_opt_get(opts, "trans")) != NULL) {
if (!cyls) {
error_report("'%s' trans must be used with cyls,heads and secs",
buf);
return NULL;
}
if (!strcmp(buf, "none"))
translation = BIOS_ATA_TRANSLATION_NONE;
else if (!strcmp(buf, "lba"))
translation = BIOS_ATA_TRANSLATION_LBA;
else if (!strcmp(buf, "auto"))
translation = BIOS_ATA_TRANSLATION_AUTO;
else {
error_report("'%s' invalid translation type", buf);
return NULL;
}
}
if ((buf = qemu_opt_get(opts, "media")) != NULL) {
if (!strcmp(buf, "disk")) {
media = MEDIA_DISK;
} else if (!strcmp(buf, "cdrom")) {
if (cyls || secs || heads) {
error_report("'%s' invalid physical CHS format", buf);
return NULL;
}
media = MEDIA_CDROM;
} else {
error_report("'%s' invalid media", buf);
return NULL;
}
}
if ((buf = qemu_opt_get(opts, "cache")) != NULL) {
if (!strcmp(buf, "off") || !strcmp(buf, "none")) {
bdrv_flags |= BDRV_O_NOCACHE;
} else if (!strcmp(buf, "writeback")) {
bdrv_flags |= BDRV_O_CACHE_WB;
} else if (!strcmp(buf, "unsafe")) {
bdrv_flags |= BDRV_O_CACHE_WB;
bdrv_flags |= BDRV_O_NO_FLUSH;
} else if (!strcmp(buf, "writethrough")) {
/* this is the default */
} else {
error_report("invalid cache option");
return NULL;
}
}
#ifdef CONFIG_LINUX_AIO
if ((buf = qemu_opt_get(opts, "aio")) != NULL) {
if (!strcmp(buf, "native")) {
bdrv_flags |= BDRV_O_NATIVE_AIO;
} else if (!strcmp(buf, "threads")) {
/* this is the default */
} else {
error_report("invalid aio option");
return NULL;
}
}
#endif
if ((buf = qemu_opt_get(opts, "format")) != NULL) {
if (strcmp(buf, "?") == 0) {
error_printf("Supported formats:");
bdrv_iterate_format(bdrv_format_print, NULL);
error_printf("\n");
return NULL;
}
drv = bdrv_find_whitelisted_format(buf);
if (!drv) {
error_report("'%s' invalid format", buf);
return NULL;
}
}
on_write_error = BLOCK_ERR_STOP_ENOSPC;
if ((buf = qemu_opt_get(opts, "werror")) != NULL) {
if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) {
error_report("werror is not supported by this bus type");
return NULL;
}
on_write_error = parse_block_error_action(buf, 0);
if (on_write_error < 0) {
return NULL;
}
}
on_read_error = BLOCK_ERR_REPORT;
if ((buf = qemu_opt_get(opts, "rerror")) != NULL) {
if (type != IF_IDE && type != IF_VIRTIO && type != IF_SCSI && type != IF_NONE) {
error_report("rerror is not supported by this bus type");
return NULL;
}
on_read_error = parse_block_error_action(buf, 1);
if (on_read_error < 0) {
return NULL;
}
}
if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) {
if (type != IF_VIRTIO) {
error_report("addr is not supported by this bus type");
return NULL;
}
}
/* compute bus and unit according index */
if (index != -1) {
if (bus_id != 0 || unit_id != -1) {
error_report("index cannot be used with bus and unit");
return NULL;
}
bus_id = drive_index_to_bus_id(type, index);
unit_id = drive_index_to_unit_id(type, index);
}
/* if user doesn't specify a unit_id,
* try to find the first free
*/
if (unit_id == -1) {
unit_id = 0;
while (drive_get(type, bus_id, unit_id) != NULL) {
unit_id++;
if (max_devs && unit_id >= max_devs) {
unit_id -= max_devs;
bus_id++;
}
}
}
/* check unit id */
if (max_devs && unit_id >= max_devs) {
error_report("unit %d too big (max is %d)",
unit_id, max_devs - 1);
return NULL;
}
/*
* catch multiple definitions
*/
if (drive_get(type, bus_id, unit_id) != NULL) {
error_report("drive with bus=%d, unit=%d (index=%d) exists",
bus_id, unit_id, index);
return NULL;
}
/* init */
dinfo = qemu_mallocz(sizeof(*dinfo));
if ((buf = qemu_opts_id(opts)) != NULL) {
dinfo->id = qemu_strdup(buf);
} else {
/* no id supplied -> create one */
dinfo->id = qemu_mallocz(32);
if (type == IF_IDE || type == IF_SCSI)
mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd";
if (max_devs)
snprintf(dinfo->id, 32, "%s%i%s%i",
devname, bus_id, mediastr, unit_id);
else
snprintf(dinfo->id, 32, "%s%s%i",
devname, mediastr, unit_id);
}
dinfo->bdrv = bdrv_new(dinfo->id);
dinfo->devaddr = devaddr;
dinfo->type = type;
dinfo->bus = bus_id;
dinfo->unit = unit_id;
dinfo->opts = opts;
dinfo->refcount = 1;
if (serial)
strncpy(dinfo->serial, serial, sizeof(dinfo->serial) - 1);
QTAILQ_INSERT_TAIL(&drives, dinfo, next);
bdrv_set_on_error(dinfo->bdrv, on_read_error, on_write_error);
switch(type) {
case IF_IDE:
case IF_SCSI:
case IF_XEN:
case IF_NONE:
switch(media) {
case MEDIA_DISK:
if (cyls != 0) {
bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs);
bdrv_set_translation_hint(dinfo->bdrv, translation);
}
break;
case MEDIA_CDROM:
bdrv_set_removable(dinfo->bdrv, 1);
dinfo->media_cd = 1;
break;
}
break;
case IF_SD:
/* FIXME: This isn't really a floppy, but it's a reasonable
approximation. */
case IF_FLOPPY:
bdrv_set_removable(dinfo->bdrv, 1);
break;
case IF_PFLASH:
case IF_MTD:
break;
case IF_VIRTIO:
/* add virtio block device */
opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
qemu_opt_set(opts, "driver", "virtio-blk");
qemu_opt_set(opts, "drive", dinfo->id);
if (devaddr)
qemu_opt_set(opts, "addr", devaddr);
break;
default:
abort();
}
if (!file || !*file) {
return dinfo;
}
if (snapshot) {
/* always use cache=unsafe with snapshot */
bdrv_flags &= ~BDRV_O_CACHE_MASK;
bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH);
}
if (media == MEDIA_CDROM) {
/* CDROM is fine for any interface, don't check. */
ro = 1;
} else if (ro == 1) {
if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE) {
error_report("readonly not supported by this bus type");
goto err;
}
}
bdrv_flags |= ro ? 0 : BDRV_O_RDWR;
ret = bdrv_open(dinfo->bdrv, file, bdrv_flags, drv);
if (ret < 0) {
error_report("could not open disk image %s: %s",
file, strerror(-ret));
goto err;
}
if (bdrv_key_required(dinfo->bdrv))
autostart = 0;
return dinfo;
err:
bdrv_delete(dinfo->bdrv);
qemu_free(dinfo->id);
QTAILQ_REMOVE(&drives, dinfo, next);
qemu_free(dinfo);
return NULL;
}
| false | qemu | a659979328fb6d4d6100d398f5bd9a2310c3e169 |
6,039 | static void sx1_init(MachineState *machine, const int version)
{
struct omap_mpu_state_s *mpu;
MemoryRegion *address_space = get_system_memory();
MemoryRegion *flash = g_new(MemoryRegion, 1);
MemoryRegion *flash_1 = g_new(MemoryRegion, 1);
MemoryRegion *cs = g_new(MemoryRegion, 4);
static uint32_t cs0val = 0x00213090;
static uint32_t cs1val = 0x00215070;
static uint32_t cs2val = 0x00001139;
static uint32_t cs3val = 0x00001139;
DriveInfo *dinfo;
int fl_idx;
uint32_t flash_size = flash0_size;
int be;
if (version == 2) {
flash_size = flash2_size;
}
mpu = omap310_mpu_init(address_space, sx1_binfo.ram_size,
machine->cpu_model);
/* External Flash (EMIFS) */
memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size,
&error_abort);
vmstate_register_ram_global(flash);
memory_region_set_readonly(flash, true);
memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash);
memory_region_init_io(&cs[0], NULL, &static_ops, &cs0val,
"sx1.cs0", OMAP_CS0_SIZE - flash_size);
memory_region_add_subregion(address_space,
OMAP_CS0_BASE + flash_size, &cs[0]);
memory_region_init_io(&cs[2], NULL, &static_ops, &cs2val,
"sx1.cs2", OMAP_CS2_SIZE);
memory_region_add_subregion(address_space,
OMAP_CS2_BASE, &cs[2]);
memory_region_init_io(&cs[3], NULL, &static_ops, &cs3val,
"sx1.cs3", OMAP_CS3_SIZE);
memory_region_add_subregion(address_space,
OMAP_CS2_BASE, &cs[3]);
fl_idx = 0;
#ifdef TARGET_WORDS_BIGENDIAN
be = 1;
#else
be = 0;
#endif
if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL,
"omap_sx1.flash0-1", flash_size,
blk_bs(blk_by_legacy_dinfo(dinfo)),
sector_size, flash_size / sector_size,
4, 0, 0, 0, 0, be)) {
fprintf(stderr, "qemu: Error registering flash memory %d.\n",
fl_idx);
}
fl_idx++;
}
if ((version == 1) &&
(dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) {
memory_region_init_ram(flash_1, NULL, "omap_sx1.flash1-0", flash1_size,
&error_abort);
vmstate_register_ram_global(flash_1);
memory_region_set_readonly(flash_1, true);
memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1);
memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
"sx1.cs1", OMAP_CS1_SIZE - flash1_size);
memory_region_add_subregion(address_space,
OMAP_CS1_BASE + flash1_size, &cs[1]);
if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL,
"omap_sx1.flash1-1", flash1_size,
blk_bs(blk_by_legacy_dinfo(dinfo)),
sector_size, flash1_size / sector_size,
4, 0, 0, 0, 0, be)) {
fprintf(stderr, "qemu: Error registering flash memory %d.\n",
fl_idx);
}
fl_idx++;
} else {
memory_region_init_io(&cs[1], NULL, &static_ops, &cs1val,
"sx1.cs1", OMAP_CS1_SIZE);
memory_region_add_subregion(address_space,
OMAP_CS1_BASE, &cs[1]);
}
if (!machine->kernel_filename && !fl_idx && !qtest_enabled()) {
fprintf(stderr, "Kernel or Flash image must be specified\n");
exit(1);
}
/* Load the kernel. */
sx1_binfo.kernel_filename = machine->kernel_filename;
sx1_binfo.kernel_cmdline = machine->kernel_cmdline;
sx1_binfo.initrd_filename = machine->initrd_filename;
arm_load_kernel(mpu->cpu, &sx1_binfo);
/* TODO: fix next line */
//~ qemu_console_resize(ds, 640, 480);
}
| false | qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce |
6,041 | qcrypto_block_luks_load_key(QCryptoBlock *block,
QCryptoBlockLUKSKeySlot *slot,
const char *password,
QCryptoCipherAlgorithm cipheralg,
QCryptoCipherMode ciphermode,
QCryptoHashAlgorithm hash,
QCryptoIVGenAlgorithm ivalg,
QCryptoCipherAlgorithm ivcipheralg,
QCryptoHashAlgorithm ivhash,
uint8_t *masterkey,
size_t masterkeylen,
QCryptoBlockReadFunc readfunc,
void *opaque,
Error **errp)
{
QCryptoBlockLUKS *luks = block->opaque;
uint8_t *splitkey;
size_t splitkeylen;
uint8_t *possiblekey;
int ret = -1;
ssize_t rv;
QCryptoCipher *cipher = NULL;
uint8_t keydigest[QCRYPTO_BLOCK_LUKS_DIGEST_LEN];
QCryptoIVGen *ivgen = NULL;
size_t niv;
if (slot->active != QCRYPTO_BLOCK_LUKS_KEY_SLOT_ENABLED) {
return 0;
}
splitkeylen = masterkeylen * slot->stripes;
splitkey = g_new0(uint8_t, splitkeylen);
possiblekey = g_new0(uint8_t, masterkeylen);
/*
* The user password is used to generate a (possible)
* decryption key. This may or may not successfully
* decrypt the master key - we just blindly assume
* the key is correct and validate the results of
* decryption later.
*/
if (qcrypto_pbkdf2(hash,
(const uint8_t *)password, strlen(password),
slot->salt, QCRYPTO_BLOCK_LUKS_SALT_LEN,
slot->iterations,
possiblekey, masterkeylen,
errp) < 0) {
goto cleanup;
}
/*
* We need to read the master key material from the
* LUKS key material header. What we're reading is
* not the raw master key, but rather the data after
* it has been passed through AFSplit and the result
* then encrypted.
*/
rv = readfunc(block,
slot->key_offset * QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
splitkey, splitkeylen,
errp,
opaque);
if (rv < 0) {
goto cleanup;
}
/* Setup the cipher/ivgen that we'll use to try to decrypt
* the split master key material */
cipher = qcrypto_cipher_new(cipheralg, ciphermode,
possiblekey, masterkeylen,
errp);
if (!cipher) {
goto cleanup;
}
niv = qcrypto_cipher_get_iv_len(cipheralg,
ciphermode);
ivgen = qcrypto_ivgen_new(ivalg,
ivcipheralg,
ivhash,
possiblekey, masterkeylen,
errp);
if (!ivgen) {
goto cleanup;
}
/*
* The master key needs to be decrypted in the same
* way that the block device payload will be decrypted
* later. In particular we'll be using the IV generator
* to reset the encryption cipher every time the master
* key crosses a sector boundary.
*/
if (qcrypto_block_decrypt_helper(cipher,
niv,
ivgen,
QCRYPTO_BLOCK_LUKS_SECTOR_SIZE,
0,
splitkey,
splitkeylen,
errp) < 0) {
goto cleanup;
}
/*
* Now we've decrypted the split master key, join
* it back together to get the actual master key.
*/
if (qcrypto_afsplit_decode(hash,
masterkeylen,
slot->stripes,
splitkey,
masterkey,
errp) < 0) {
goto cleanup;
}
/*
* We still don't know that the masterkey we got is valid,
* because we just blindly assumed the user's password
* was correct. This is where we now verify it. We are
* creating a hash of the master key using PBKDF and
* then comparing that to the hash stored in the key slot
* header
*/
if (qcrypto_pbkdf2(hash,
masterkey, masterkeylen,
luks->header.master_key_salt,
QCRYPTO_BLOCK_LUKS_SALT_LEN,
luks->header.master_key_iterations,
keydigest, G_N_ELEMENTS(keydigest),
errp) < 0) {
goto cleanup;
}
if (memcmp(keydigest, luks->header.master_key_digest,
QCRYPTO_BLOCK_LUKS_DIGEST_LEN) == 0) {
/* Success, we got the right master key */
ret = 1;
goto cleanup;
}
/* Fail, user's password was not valid for this key slot,
* tell caller to try another slot */
ret = 0;
cleanup:
qcrypto_ivgen_free(ivgen);
qcrypto_cipher_free(cipher);
g_free(splitkey);
g_free(possiblekey);
return ret;
}
| false | qemu | 375092332eeaa6e47561ce47fd36144cdaf964d0 |
6,042 | static uint64_t gem_read(void *opaque, target_phys_addr_t offset, unsigned size)
{
GemState *s;
uint32_t retval;
s = (GemState *)opaque;
offset >>= 2;
retval = s->regs[offset];
DB_PRINT("offset: 0x%04x read: 0x%08x\n", offset*4, retval);
switch (offset) {
case GEM_ISR:
qemu_set_irq(s->irq, 0);
break;
case GEM_PHYMNTNC:
if (retval & GEM_PHYMNTNC_OP_R) {
uint32_t phy_addr, reg_num;
phy_addr = (retval & GEM_PHYMNTNC_ADDR) >> GEM_PHYMNTNC_ADDR_SHFT;
if (phy_addr == BOARD_PHY_ADDRESS) {
reg_num = (retval & GEM_PHYMNTNC_REG) >> GEM_PHYMNTNC_REG_SHIFT;
retval &= 0xFFFF0000;
retval |= gem_phy_read(s, reg_num);
} else {
retval |= 0xFFFF; /* No device at this address */
}
}
break;
}
/* Squash read to clear bits */
s->regs[offset] &= ~(s->regs_rtc[offset]);
/* Do not provide write only bits */
retval &= ~(s->regs_wo[offset]);
DB_PRINT("0x%08x\n", retval);
return retval;
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
6,044 | static void musicpal_lcd_init(DisplayState *ds, uint32_t base)
{
musicpal_lcd_state *s;
int iomemtype;
s = qemu_mallocz(sizeof(musicpal_lcd_state));
if (!s)
return;
s->base = base;
s->ds = ds;
iomemtype = cpu_register_io_memory(0, musicpal_lcd_readfn,
musicpal_lcd_writefn, s);
cpu_register_physical_memory(base, MP_LCD_SIZE, iomemtype);
graphic_console_init(ds, lcd_refresh, NULL, NULL, NULL, s);
dpy_resize(ds, 128*3, 64*3);
}
| false | qemu | 167bc3d2fa100590b5a9d8fd9f19ae0207197447 |
6,045 | void virtqueue_get_avail_bytes(VirtQueue *vq, unsigned int *in_bytes,
unsigned int *out_bytes)
{
unsigned int idx;
unsigned int total_bufs, in_total, out_total;
idx = vq->last_avail_idx;
total_bufs = in_total = out_total = 0;
while (virtqueue_num_heads(vq, idx)) {
unsigned int max, num_bufs, indirect = 0;
hwaddr desc_pa;
int i;
max = vq->vring.num;
num_bufs = total_bufs;
i = virtqueue_get_head(vq, idx++);
desc_pa = vq->vring.desc;
if (vring_desc_flags(desc_pa, i) & VRING_DESC_F_INDIRECT) {
if (vring_desc_len(desc_pa, i) % sizeof(VRingDesc)) {
error_report("Invalid size for indirect buffer table");
exit(1);
}
/* If we've got too many, that implies a descriptor loop. */
if (num_bufs >= max) {
error_report("Looped descriptor");
exit(1);
}
/* loop over the indirect descriptor table */
indirect = 1;
max = vring_desc_len(desc_pa, i) / sizeof(VRingDesc);
num_bufs = i = 0;
desc_pa = vring_desc_addr(desc_pa, i);
}
do {
/* If we've got too many, that implies a descriptor loop. */
if (++num_bufs > max) {
error_report("Looped descriptor");
exit(1);
}
if (vring_desc_flags(desc_pa, i) & VRING_DESC_F_WRITE) {
in_total += vring_desc_len(desc_pa, i);
} else {
out_total += vring_desc_len(desc_pa, i);
}
} while ((i = virtqueue_next_desc(desc_pa, i, max)) != max);
if (!indirect)
total_bufs = num_bufs;
else
total_bufs++;
}
if (in_bytes) {
*in_bytes = in_total;
}
if (out_bytes) {
*out_bytes = out_total;
}
}
| false | qemu | e1f7b4812eab992de46c98b3726745afb042a7f0 |
6,046 | static int xen_pt_cmd_reg_write(XenPCIPassthroughState *s, XenPTReg *cfg_entry,
uint16_t *val, uint16_t dev_value,
uint16_t valid_mask)
{
XenPTRegInfo *reg = cfg_entry->reg;
uint16_t writable_mask = 0;
uint16_t throughable_mask = get_throughable_mask(s, reg, valid_mask);
/* modify emulate register */
writable_mask = ~reg->ro_mask & valid_mask;
cfg_entry->data = XEN_PT_MERGE_VALUE(*val, cfg_entry->data, writable_mask);
/* create value for writing to I/O device register */
if (*val & PCI_COMMAND_INTX_DISABLE) {
throughable_mask |= PCI_COMMAND_INTX_DISABLE;
} else {
if (s->machine_irq) {
throughable_mask |= PCI_COMMAND_INTX_DISABLE;
}
}
*val = XEN_PT_MERGE_VALUE(*val, dev_value, throughable_mask);
return 0;
}
| false | qemu | e2779de053b64f023de382fd87b3596613d47d1e |
6,048 | static void v9fs_remove(void *opaque)
{
int32_t fid;
int err = 0;
size_t offset = 7;
V9fsFidState *fidp;
V9fsPDU *pdu = opaque;
pdu_unmarshal(pdu, offset, "d", &fid);
trace_v9fs_remove(pdu->tag, pdu->id, fid);
fidp = get_fid(pdu, fid);
if (fidp == NULL) {
err = -EINVAL;
goto out_nofid;
}
/* if fs driver is not path based, return EOPNOTSUPP */
if (!(pdu->s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT)) {
err = -EOPNOTSUPP;
goto out_err;
}
/*
* IF the file is unlinked, we cannot reopen
* the file later. So don't reclaim fd
*/
err = v9fs_mark_fids_unreclaim(pdu, &fidp->path);
if (err < 0) {
goto out_err;
}
err = v9fs_co_remove(pdu, &fidp->path);
if (!err) {
err = offset;
}
out_err:
/* For TREMOVE we need to clunk the fid even on failed remove */
clunk_fid(pdu->s, fidp->fid);
put_fid(pdu, fidp);
out_nofid:
complete_pdu(pdu->s, pdu, err);
}
| false | qemu | ddca7f86ac022289840e0200fd4050b2b58e9176 |
6,049 | static void mips_qemu_write (void *opaque, target_phys_addr_t addr,
uint64_t val, unsigned size)
{
if ((addr & 0xffff) == 0 && val == 42)
qemu_system_reset_request ();
else if ((addr & 0xffff) == 4 && val == 42)
qemu_system_shutdown_request ();
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
6,050 | SocketAddress *socket_remote_address(int fd, Error **errp)
{
struct sockaddr_storage ss;
socklen_t sslen = sizeof(ss);
if (getpeername(fd, (struct sockaddr *)&ss, &sslen) < 0) {
error_setg_errno(errp, errno, "%s",
"Unable to query remote socket address");
return NULL;
}
return socket_sockaddr_to_address(&ss, sslen, errp);
}
| false | qemu | dfd100f242370886bb6732f70f1f7cbd8eb9fedc |
6,051 | static int mov_read_wave(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
AVStream *st = c->fc->streams[c->fc->nb_streams-1];
if((uint64_t)atom.size > (1<<30))
return -1;
if (st->codec->codec_id == CODEC_ID_QDM2) {
// pass all frma atom to codec, needed at least for QDM2
av_free(st->codec->extradata);
st->codec->extradata = av_mallocz(atom.size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!st->codec->extradata)
return AVERROR(ENOMEM);
st->codec->extradata_size = atom.size;
get_buffer(pb, st->codec->extradata, atom.size);
} else if (atom.size > 8) { /* to read frma, esds atoms */
if (mov_read_default(c, pb, atom) < 0)
return -1;
} else
url_fskip(pb, atom.size);
return 0;
}
| false | FFmpeg | 6a63ff19b6a7fe3bc32c7fb4a62fca8f65786432 |
6,052 | fetchline(void)
{
char *p, *line = malloc(MAXREADLINESZ);
if (!line)
return NULL;
printf("%s", get_prompt());
fflush(stdout);
if (!fgets(line, MAXREADLINESZ, stdin)) {
free(line);
return NULL;
}
p = line + strlen(line);
if (p != line && p[-1] == '\n')
p[-1] = '\0';
return line;
}
| false | qemu | 7d7d975c67aaa48a6aaf1630c143a453606567b1 |
6,054 | static void kvmclock_vm_state_change(void *opaque, int running,
RunState state)
{
KVMClockState *s = opaque;
CPUState *cpu;
int cap_clock_ctrl = kvm_check_extension(kvm_state, KVM_CAP_KVMCLOCK_CTRL);
int ret;
if (running) {
struct kvm_clock_data data = {};
uint64_t time_at_migration = kvmclock_current_nsec(s);
s->clock_valid = false;
/* We can't rely on the migrated clock value, just discard it */
if (time_at_migration) {
s->clock = time_at_migration;
}
data.clock = s->clock;
ret = kvm_vm_ioctl(kvm_state, KVM_SET_CLOCK, &data);
if (ret < 0) {
fprintf(stderr, "KVM_SET_CLOCK failed: %s\n", strerror(ret));
abort();
}
if (!cap_clock_ctrl) {
return;
}
CPU_FOREACH(cpu) {
ret = kvm_vcpu_ioctl(cpu, KVM_KVMCLOCK_CTRL, 0);
if (ret) {
if (ret != -EINVAL) {
fprintf(stderr, "%s: %s\n", __func__, strerror(-ret));
}
return;
}
}
} else {
struct kvm_clock_data data;
int ret;
if (s->clock_valid) {
return;
}
kvm_synchronize_all_tsc();
ret = kvm_vm_ioctl(kvm_state, KVM_GET_CLOCK, &data);
if (ret < 0) {
fprintf(stderr, "KVM_GET_CLOCK failed: %s\n", strerror(ret));
abort();
}
s->clock = data.clock;
/*
* If the VM is stopped, declare the clock state valid to
* avoid re-reading it on next vmsave (which would return
* a different value). Will be reset when the VM is continued.
*/
s->clock_valid = true;
}
}
| false | qemu | 6053a86fe7bd3d5b07b49dae6c05f2cd0d44e687 |
6,055 | static void nvenc_setup_rate_control(AVCodecContext *avctx)
{
NVENCContext *ctx = avctx->priv_data;
NV_ENC_RC_PARAMS *rc = &ctx->config.rcParams;
if (avctx->bit_rate > 0)
rc->averageBitRate = avctx->bit_rate;
if (avctx->rc_max_rate > 0)
rc->maxBitRate = avctx->rc_max_rate;
if (ctx->rc > 0) {
nvenc_override_rate_control(avctx, rc);
} else if (ctx->flags & NVENC_LOSSLESS) {
set_lossless(avctx, rc);
} else if (avctx->global_quality > 0) {
set_constqp(avctx, rc);
} else if (avctx->qmin >= 0 && avctx->qmax >= 0) {
rc->rateControlMode = NV_ENC_PARAMS_RC_VBR;
set_vbr(avctx, rc);
}
if (avctx->rc_buffer_size > 0)
rc->vbvBufferSize = avctx->rc_buffer_size;
if (rc->averageBitRate > 0)
avctx->bit_rate = rc->averageBitRate;
#if NVENCAPI_MAJOR_VERSION >= 7
if (ctx->aq) {
ctx->config.rcParams.enableAQ = 1;
ctx->config.rcParams.aqStrength = ctx->aq_strength;
av_log(avctx, AV_LOG_VERBOSE, "AQ enabled.\n");
}
if (ctx->temporal_aq) {
ctx->config.rcParams.enableTemporalAQ = 1;
av_log(avctx, AV_LOG_VERBOSE, "Temporal AQ enabled.\n");
}
if (ctx->rc_lookahead) {
int lkd_bound = FFMIN(ctx->nb_surfaces, ctx->async_depth) -
ctx->config.frameIntervalP - 4;
if (lkd_bound < 0) {
av_log(avctx, AV_LOG_WARNING,
"Lookahead not enabled. Increase buffer delay (-delay).\n");
} else {
ctx->config.rcParams.enableLookahead = 1;
ctx->config.rcParams.lookaheadDepth = av_clip(ctx->rc_lookahead, 0, lkd_bound);
ctx->config.rcParams.disableIadapt = ctx->no_scenecut;
ctx->config.rcParams.disableBadapt = !ctx->b_adapt;
av_log(avctx, AV_LOG_VERBOSE,
"Lookahead enabled: depth %d, scenecut %s, B-adapt %s.\n",
ctx->config.rcParams.lookaheadDepth,
ctx->config.rcParams.disableIadapt ? "disabled" : "enabled",
ctx->config.rcParams.disableBadapt ? "disabled" : "enabled");
}
}
if (ctx->strict_gop) {
ctx->config.rcParams.strictGOPTarget = 1;
av_log(avctx, AV_LOG_VERBOSE, "Strict GOP target enabled.\n");
}
if (ctx->nonref_p)
ctx->config.rcParams.enableNonRefP = 1;
if (ctx->zerolatency)
ctx->config.rcParams.zeroReorderDelay = 1;
if (ctx->quality)
ctx->config.rcParams.targetQuality = ctx->quality;
#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
}
| false | FFmpeg | 5b26d3b789bd19a32dbe1e9c7ccab9498de7ee9b |
6,056 | static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *insamples)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
ShowWavesContext *showwaves = ctx->priv;
const int nb_samples = insamples->audio->nb_samples;
AVFilterBufferRef *outpicref = showwaves->outpicref;
int linesize = outpicref ? outpicref->linesize[0] : 0;
int16_t *p = (int16_t *)insamples->data[0];
int nb_channels = av_get_channel_layout_nb_channels(insamples->audio->channel_layout);
int i, j, h;
const int n = showwaves->n;
const int x = 255 / (nb_channels * n); /* multiplication factor, pre-computed to avoid in-loop divisions */
/* draw data in the buffer */
for (i = 0; i < nb_samples; i++) {
if (!outpicref) {
showwaves->outpicref = outpicref =
ff_get_video_buffer(outlink, AV_PERM_WRITE|AV_PERM_ALIGN,
outlink->w, outlink->h);
if (!outpicref)
return AVERROR(ENOMEM);
outpicref->video->w = outlink->w;
outpicref->video->h = outlink->h;
outpicref->pts = insamples->pts +
av_rescale_q((p - (int16_t *)insamples->data[0]) / nb_channels,
(AVRational){ 1, inlink->sample_rate },
outlink->time_base);
linesize = outpicref->linesize[0];
memset(outpicref->data[0], 0, showwaves->h*linesize);
}
for (j = 0; j < nb_channels; j++) {
h = showwaves->h/2 - av_rescale(*p++, showwaves->h/2, MAX_INT16);
if (h >= 0 && h < outlink->h)
*(outpicref->data[0] + showwaves->buf_idx + h * linesize) += x;
}
showwaves->sample_count_mod++;
if (showwaves->sample_count_mod == n) {
showwaves->sample_count_mod = 0;
showwaves->buf_idx++;
}
if (showwaves->buf_idx == showwaves->w)
push_frame(outlink);
outpicref = showwaves->outpicref;
}
avfilter_unref_buffer(insamples);
return 0;
}
| false | FFmpeg | 5b10c5e7e4d79750974026f39940164d10b891cb |
6,057 | static void filter_mb_edgev( H264Context *h, uint8_t *pix, int stride, int bS[4], int qp ) {
int i, d;
const int index_a = clip( qp + h->slice_alpha_c0_offset, 0, 51 );
const int alpha = alpha_table[index_a];
const int beta = beta_table[clip( qp + h->slice_beta_offset, 0, 51 )];
for( i = 0; i < 4; i++ ) {
if( bS[i] == 0 ) {
pix += 4 * stride;
continue;
}
/* 4px edge length */
for( d = 0; d < 4; d++ ) {
const uint8_t p0 = pix[-1];
const uint8_t p1 = pix[-2];
const uint8_t p2 = pix[-3];
const uint8_t q0 = pix[0];
const uint8_t q1 = pix[1];
const uint8_t q2 = pix[2];
if( abs( p0 - q0 ) >= alpha ||
abs( p1 - p0 ) >= beta ||
abs( q1 - q0 ) >= beta ) {
pix += stride;
continue;
}
if( bS[i] < 4 ) {
const int tc0 = tc0_table[index_a][bS[i] - 1];
int tc = tc0;
int i_delta;
if( abs( p2 - p0 ) < beta ) {
pix[-2] = p1 + clip( ( p2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( p1 << 1 ) ) >> 1, -tc0, tc0 );
tc++;
}
if( abs( q2 - q0 ) < beta ) {
pix[1] = q1 + clip( ( q2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( q1 << 1 ) ) >> 1, -tc0, tc0 );
tc++;
}
i_delta = clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
pix[-1] = clip( p0 + i_delta, 0, 255 ); /* p0' */
pix[0] = clip( q0 - i_delta, 0, 255 ); /* q0' */
}
else
{
const int c = abs( p0 - q0 ) < (( alpha >> 2 ) + 2 );
if( abs( p2 - p0 ) < beta && c )
{
const uint8_t p3 = pix[-4];
/* p0', p1', p2' */
pix[-1] = ( p2 + 2*p1 + 2*p0 + 2*q0 + q1 + 4 ) >> 3;
pix[-2] = ( p2 + p1 + p0 + q0 + 2 ) >> 2;
pix[-3] = ( 2*p3 + 3*p2 + p1 + p0 + q0 + 4 ) >> 3;
} else {
/* p0' */
pix[-1] = ( 2*p1 + p0 + q1 + 2 ) >> 2;
}
if( abs( q2 - q0 ) < beta && c )
{
const uint8_t q3 = pix[3];
/* q0', q1', q2' */
pix[0] = ( p1 + 2*p0 + 2*q0 + 2*q1 + q2 + 4 ) >> 3;
pix[1] = ( p0 + q0 + q1 + q2 + 2 ) >> 2;
pix[2] = ( 2*q3 + 3*q2 + q1 + q0 + p0 + 4 ) >> 3;
} else {
/* q0' */
pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2;
}
}
pix += stride;
}
}
}
| false | FFmpeg | 3ebc7e04dea6072400d91c1c90eb3911754cee06 |
6,058 | static void report_config_error(const char *filename, int line_num, int log_level, int *errors, const char *fmt, ...)
{
va_list vl;
va_start(vl, fmt);
av_log(NULL, log_level, "%s:%d: ", filename, line_num);
av_vlog(NULL, log_level, fmt, vl);
va_end(vl);
(*errors)++;
}
| false | FFmpeg | ed1f8915daf6b84a940463dfe83c7b970f82383d |
6,060 | static int test_vector_fmul_add(AVFloatDSPContext *fdsp, AVFloatDSPContext *cdsp,
const float *v1, const float *v2, const float *v3)
{
LOCAL_ALIGNED(32, float, cdst, [LEN]);
LOCAL_ALIGNED(32, float, odst, [LEN]);
int ret;
cdsp->vector_fmul_add(cdst, v1, v2, v3, LEN);
fdsp->vector_fmul_add(odst, v1, v2, v3, LEN);
if (ret = compare_floats(cdst, odst, LEN, ARBITRARY_FMUL_ADD_CONST))
av_log(NULL, AV_LOG_ERROR, "vector_fmul_add failed\n");
return ret;
}
| false | FFmpeg | e53c9065ca08a9153ecc73a6a8940bcc6d667e58 |
6,061 | static inline int bidir_refine(MpegEncContext * s, int mb_x, int mb_y)
{
MotionEstContext * const c= &s->me;
const int mot_stride = s->mb_stride;
const int xy = mb_y *mot_stride + mb_x;
int fbmin;
int pred_fx= s->b_bidir_forw_mv_table[xy-1][0];
int pred_fy= s->b_bidir_forw_mv_table[xy-1][1];
int pred_bx= s->b_bidir_back_mv_table[xy-1][0];
int pred_by= s->b_bidir_back_mv_table[xy-1][1];
int motion_fx= s->b_bidir_forw_mv_table[xy][0]= s->b_forw_mv_table[xy][0];
int motion_fy= s->b_bidir_forw_mv_table[xy][1]= s->b_forw_mv_table[xy][1];
int motion_bx= s->b_bidir_back_mv_table[xy][0]= s->b_back_mv_table[xy][0];
int motion_by= s->b_bidir_back_mv_table[xy][1]= s->b_back_mv_table[xy][1];
const int flags= c->sub_flags;
const int qpel= flags&FLAG_QPEL;
const int shift= 1+qpel;
const int xmin= c->xmin<<shift;
const int ymin= c->ymin<<shift;
const int xmax= c->xmax<<shift;
const int ymax= c->ymax<<shift;
uint8_t map[8][8][8][8];
memset(map,0,sizeof(map));
#define BIDIR_MAP(fx,fy,bx,by) \
map[(motion_fx+fx)&7][(motion_fy+fy)&7][(motion_bx+bx)&7][(motion_by+by)&7]
BIDIR_MAP(0,0,0,0) = 1;
fbmin= check_bidir_mv(s, motion_fx, motion_fy,
motion_bx, motion_by,
pred_fx, pred_fy,
pred_bx, pred_by,
0, 16);
if(s->avctx->bidir_refine){
int score, end;
#define CHECK_BIDIR(fx,fy,bx,by)\
if( !BIDIR_MAP(fx,fy,bx,by)\
&&(fx<=0 || motion_fx+fx<=xmax) && (fy<=0 || motion_fy+fy<=ymax) && (bx<=0 || motion_bx+bx<=xmax) && (by<=0 || motion_by+by<=ymax)\
&&(fx>=0 || motion_fx+fx>=xmin) && (fy>=0 || motion_fy+fy>=ymin) && (bx>=0 || motion_bx+bx>=xmin) && (by>=0 || motion_by+by>=ymin)){\
BIDIR_MAP(fx,fy,bx,by) = 1;\
score= check_bidir_mv(s, motion_fx+fx, motion_fy+fy, motion_bx+bx, motion_by+by, pred_fx, pred_fy, pred_bx, pred_by, 0, 16);\
if(score < fbmin){\
fbmin= score;\
motion_fx+=fx;\
motion_fy+=fy;\
motion_bx+=bx;\
motion_by+=by;\
end=0;\
}\
}
#define CHECK_BIDIR2(a,b,c,d)\
CHECK_BIDIR(a,b,c,d)\
CHECK_BIDIR(-a,-b,-c,-d)
#define CHECK_BIDIRR(a,b,c,d)\
CHECK_BIDIR2(a,b,c,d)\
CHECK_BIDIR2(b,c,d,a)\
CHECK_BIDIR2(c,d,a,b)\
CHECK_BIDIR2(d,a,b,c)
do{
end=1;
CHECK_BIDIRR( 0, 0, 0, 1)
if(s->avctx->bidir_refine > 1){
CHECK_BIDIRR( 0, 0, 1, 1)
CHECK_BIDIR2( 0, 1, 0, 1)
CHECK_BIDIR2( 1, 0, 1, 0)
CHECK_BIDIRR( 0, 0,-1, 1)
CHECK_BIDIR2( 0,-1, 0, 1)
CHECK_BIDIR2(-1, 0, 1, 0)
if(s->avctx->bidir_refine > 2){
CHECK_BIDIRR( 0, 1, 1, 1)
CHECK_BIDIRR( 0,-1, 1, 1)
CHECK_BIDIRR( 0, 1,-1, 1)
CHECK_BIDIRR( 0, 1, 1,-1)
if(s->avctx->bidir_refine > 3){
CHECK_BIDIR2( 1, 1, 1, 1)
CHECK_BIDIRR( 1, 1, 1,-1)
CHECK_BIDIR2( 1, 1,-1,-1)
CHECK_BIDIR2( 1,-1,-1, 1)
CHECK_BIDIR2( 1,-1, 1,-1)
}
}
}
}while(!end);
}
s->b_bidir_forw_mv_table[xy][0]= motion_fx;
s->b_bidir_forw_mv_table[xy][1]= motion_fy;
s->b_bidir_back_mv_table[xy][0]= motion_bx;
s->b_bidir_back_mv_table[xy][1]= motion_by;
return fbmin;
}
| false | FFmpeg | 8226ecaa6c7ba0c1e7ae9d575bcbdac95aaf673e |
6,062 | int ff_h264_execute_decode_slices(H264Context *h, unsigned context_count)
{
AVCodecContext *const avctx = h->avctx;
H264Context *hx;
int i;
if (h->mb_y >= h->mb_height) {
av_log(h->avctx, AV_LOG_ERROR,
"Input contains more MB rows than the frame height.\n");
return AVERROR_INVALIDDATA;
}
if (h->avctx->hwaccel)
return 0;
if (context_count == 1) {
return decode_slice(avctx, &h);
} else {
for (i = 1; i < context_count; i++) {
hx = h->thread_context[i];
hx->er.error_count = 0;
}
avctx->execute(avctx, decode_slice, h->thread_context,
NULL, context_count, sizeof(void *));
/* pull back stuff from slices to master context */
hx = h->thread_context[context_count - 1];
h->mb_x = hx->mb_x;
h->mb_y = hx->mb_y;
h->droppable = hx->droppable;
h->picture_structure = hx->picture_structure;
for (i = 1; i < context_count; i++)
h->er.error_count += h->thread_context[i]->er.error_count;
}
return 0;
}
| false | FFmpeg | ad786dd450f26ecfbd35bb26e8b149664ecde049 |
6,064 | static int open_next_file(AVFormatContext *avf)
{
ConcatContext *cat = avf->priv_data;
unsigned fileno = cat->cur_file - cat->files;
if (cat->cur_file->duration == AV_NOPTS_VALUE)
cat->cur_file->duration = cat->avf->duration - (cat->cur_file->file_inpoint - cat->cur_file->file_start_time);
if (++fileno >= cat->nb_files) {
cat->eof = 1;
return AVERROR_EOF;
}
return open_file(avf, fileno);
}
| false | FFmpeg | 1a0d9b503d2e9c4278d6e93d40873dff9d191a25 |
6,065 | static void set_signalled(sPAPRDRConnector *drc)
{
drc->signalled = true;
}
| false | qemu | 307b7715d0256c95444cada36a02882e46bada2f |
6,066 | static int mig_save_device_dirty(Monitor *mon, QEMUFile *f,
BlkMigDevState *bmds, int is_async)
{
BlkMigBlock *blk;
int64_t total_sectors = bmds->total_sectors;
int64_t sector;
int nr_sectors;
int ret = -EIO;
for (sector = bmds->cur_dirty; sector < bmds->total_sectors;) {
if (bmds_aio_inflight(bmds, sector)) {
qemu_aio_flush();
}
if (bdrv_get_dirty(bmds->bs, sector)) {
if (total_sectors - sector < BDRV_SECTORS_PER_DIRTY_CHUNK) {
nr_sectors = total_sectors - sector;
} else {
nr_sectors = BDRV_SECTORS_PER_DIRTY_CHUNK;
}
blk = g_malloc(sizeof(BlkMigBlock));
blk->buf = g_malloc(BLOCK_SIZE);
blk->bmds = bmds;
blk->sector = sector;
blk->nr_sectors = nr_sectors;
if (is_async) {
blk->iov.iov_base = blk->buf;
blk->iov.iov_len = nr_sectors * BDRV_SECTOR_SIZE;
qemu_iovec_init_external(&blk->qiov, &blk->iov, 1);
if (block_mig_state.submitted == 0) {
block_mig_state.prev_time_offset = qemu_get_clock_ns(rt_clock);
}
blk->aiocb = bdrv_aio_readv(bmds->bs, sector, &blk->qiov,
nr_sectors, blk_mig_read_cb, blk);
if (!blk->aiocb) {
goto error;
}
block_mig_state.submitted++;
bmds_set_aio_inflight(bmds, sector, nr_sectors, 1);
} else {
ret = bdrv_read(bmds->bs, sector, blk->buf, nr_sectors);
if (ret < 0) {
goto error;
}
blk_send(f, blk);
g_free(blk->buf);
g_free(blk);
}
bdrv_reset_dirty(bmds->bs, sector, nr_sectors);
break;
}
sector += BDRV_SECTORS_PER_DIRTY_CHUNK;
bmds->cur_dirty = sector;
}
return (bmds->cur_dirty >= bmds->total_sectors);
error:
monitor_printf(mon, "Error reading sector %" PRId64 "\n", sector);
qemu_file_set_error(f, ret);
g_free(blk->buf);
g_free(blk);
return 0;
}
| false | qemu | 922453bca6a927bb527068ae8679d587cfa45dbc |
6,067 | static void pm_reset(void *opaque)
{
ICH9LPCPMRegs *pm = opaque;
ich9_pm_iospace_update(pm, 0);
acpi_pm1_evt_reset(&pm->acpi_regs);
acpi_pm1_cnt_reset(&pm->acpi_regs);
acpi_pm_tmr_reset(&pm->acpi_regs);
acpi_gpe_reset(&pm->acpi_regs);
if (kvm_enabled()) {
/* Mark SMM as already inited to prevent SMM from running. KVM does not
* support SMM mode. */
pm->smi_en |= ICH9_PMIO_SMI_EN_APMC_EN;
}
pm->smi_en_wmask = ~0;
acpi_update_sci(&pm->acpi_regs, pm->irq);
}
| false | qemu | fba72476c6b7be60ac74c5bcdc06c61242d1fe4f |
6,068 | int bdrv_read_unthrottled(BlockDriverState *bs, int64_t sector_num,
uint8_t *buf, int nb_sectors)
{
bool enabled;
int ret;
enabled = bs->io_limits_enabled;
bs->io_limits_enabled = false;
ret = bdrv_read(bs, sector_num, buf, nb_sectors);
bs->io_limits_enabled = enabled;
return ret;
}
| false | qemu | 61007b316cd71ee7333ff7a0a749a8949527575f |
6,070 | static void bdrv_aio_bh_cb(void *opaque)
{
BlockAIOCBSync *acb = opaque;
if (!acb->is_write && acb->ret >= 0) {
qemu_iovec_from_buf(acb->qiov, 0, acb->bounce, acb->qiov->size);
}
qemu_vfree(acb->bounce);
acb->common.cb(acb->common.opaque, acb->ret);
qemu_bh_delete(acb->bh);
acb->bh = NULL;
qemu_aio_unref(acb);
}
| false | qemu | 61007b316cd71ee7333ff7a0a749a8949527575f |
6,071 | int ff_h263_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
UINT8 *buf, int buf_size)
{
MpegEncContext *s = avctx->priv_data;
int ret,i;
AVFrame *pict = data;
float new_aspect;
#ifdef PRINT_FRAME_TIME
uint64_t time= rdtsc();
#endif
#ifdef DEBUG
printf("*****frame %d size=%d\n", avctx->frame_number, buf_size);
printf("bytes=%x %x %x %x\n", buf[0], buf[1], buf[2], buf[3]);
#endif
s->flags= avctx->flags;
*data_size = 0;
/* no supplementary picture */
if (buf_size == 0) {
return 0;
}
if(s->flags&CODEC_FLAG_TRUNCATED){
int next;
ParseContext *pc= &s->parse_context;
pc->last_index= pc->index;
if(s->codec_id==CODEC_ID_MPEG4){
next= mpeg4_find_frame_end(s, buf, buf_size);
}else{
fprintf(stderr, "this codec doesnt support truncated bitstreams\n");
return -1;
}
if(next==-1){
if(buf_size + FF_INPUT_BUFFER_PADDING_SIZE + pc->index > pc->buffer_size){
pc->buffer_size= buf_size + pc->index + 10*1024;
pc->buffer= realloc(pc->buffer, pc->buffer_size);
}
memcpy(&pc->buffer[pc->index], buf, buf_size);
pc->index += buf_size;
return buf_size;
}
if(pc->index){
if(next + FF_INPUT_BUFFER_PADDING_SIZE + pc->index > pc->buffer_size){
pc->buffer_size= next + pc->index + 10*1024;
pc->buffer= realloc(pc->buffer, pc->buffer_size);
}
memcpy(&pc->buffer[pc->index], buf, next + FF_INPUT_BUFFER_PADDING_SIZE );
pc->index = 0;
buf= pc->buffer;
buf_size= pc->last_index + next;
}
}
retry:
if(s->bitstream_buffer_size && buf_size<20){ //divx 5.01+ frame reorder
init_get_bits(&s->gb, s->bitstream_buffer, s->bitstream_buffer_size);
}else
init_get_bits(&s->gb, buf, buf_size);
s->bitstream_buffer_size=0;
if (!s->context_initialized) {
if (MPV_common_init(s) < 0) //we need the idct permutaton for reading a custom matrix
return -1;
}
/* let's go :-) */
if (s->msmpeg4_version==5) {
ret= ff_wmv2_decode_picture_header(s);
} else if (s->msmpeg4_version) {
ret = msmpeg4_decode_picture_header(s);
} else if (s->h263_pred) {
if(s->avctx->extradata_size && s->picture_number==0){
GetBitContext gb;
init_get_bits(&gb, s->avctx->extradata, s->avctx->extradata_size);
ret = ff_mpeg4_decode_picture_header(s, &gb);
}
ret = ff_mpeg4_decode_picture_header(s, &s->gb);
if(s->flags& CODEC_FLAG_LOW_DELAY)
s->low_delay=1;
} else if (s->h263_intel) {
ret = intel_h263_decode_picture_header(s);
} else {
ret = h263_decode_picture_header(s);
}
avctx->has_b_frames= !s->low_delay;
if(s->workaround_bugs&FF_BUG_AUTODETECT){
if(s->padding_bug_score > -2 && !s->data_partitioning)
s->workaround_bugs |= FF_BUG_NO_PADDING;
else
s->workaround_bugs &= ~FF_BUG_NO_PADDING;
if(s->avctx->fourcc == ff_get_fourcc("XVIX"))
s->workaround_bugs|= FF_BUG_XVID_ILACE;
#if 0
if(s->avctx->fourcc == ff_get_fourcc("MP4S"))
s->workaround_bugs|= FF_BUG_AC_VLC;
if(s->avctx->fourcc == ff_get_fourcc("M4S2"))
s->workaround_bugs|= FF_BUG_AC_VLC;
#endif
if(s->avctx->fourcc == ff_get_fourcc("UMP4")){
s->workaround_bugs|= FF_BUG_UMP4;
s->workaround_bugs|= FF_BUG_AC_VLC;
}
if(s->divx_version){
s->workaround_bugs|= FF_BUG_QPEL_CHROMA;
}
if(s->avctx->fourcc == ff_get_fourcc("XVID") && s->xvid_build==0)
s->workaround_bugs|= FF_BUG_QPEL_CHROMA;
if(s->avctx->fourcc == ff_get_fourcc("XVID") && s->xvid_build==0)
s->padding_bug_score= 256*256*256*64;
if(s->xvid_build && s->xvid_build<=3)
s->padding_bug_score= 256*256*256*64;
if(s->xvid_build && s->xvid_build<=1)
s->workaround_bugs|= FF_BUG_QPEL_CHROMA;
#define SET_QPEL_FUNC(postfix1, postfix2) \
s->dsp.put_ ## postfix1 = ff_put_ ## postfix2;\
s->dsp.put_no_rnd_ ## postfix1 = ff_put_no_rnd_ ## postfix2;\
s->dsp.avg_ ## postfix1 = ff_avg_ ## postfix2;
if(s->lavc_build && s->lavc_build<4653)
s->workaround_bugs|= FF_BUG_STD_QPEL;
//printf("padding_bug_score: %d\n", s->padding_bug_score);
#if 0
if(s->divx_version==500)
s->workaround_bugs|= FF_BUG_NO_PADDING;
/* very ugly XVID padding bug detection FIXME/XXX solve this differently
* lets hope this at least works
*/
if( s->resync_marker==0 && s->data_partitioning==0 && s->divx_version==0
&& s->codec_id==CODEC_ID_MPEG4 && s->vo_type==0)
s->workaround_bugs|= FF_BUG_NO_PADDING;
if(s->lavc_build && s->lavc_build<4609) //FIXME not sure about the version num but a 4609 file seems ok
s->workaround_bugs|= FF_BUG_NO_PADDING;
#endif
}
if(s->workaround_bugs& FF_BUG_STD_QPEL){
SET_QPEL_FUNC(qpel_pixels_tab[0][ 5], qpel16_mc11_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[0][ 7], qpel16_mc31_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[0][ 9], qpel16_mc12_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[0][11], qpel16_mc32_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[0][13], qpel16_mc13_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[0][15], qpel16_mc33_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[1][ 5], qpel8_mc11_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[1][ 7], qpel8_mc31_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[1][ 9], qpel8_mc12_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[1][11], qpel8_mc32_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[1][13], qpel8_mc13_old_c)
SET_QPEL_FUNC(qpel_pixels_tab[1][15], qpel8_mc33_old_c)
}
#if 0 // dump bits per frame / qp / complexity
{
static FILE *f=NULL;
if(!f) f=fopen("rate_qp_cplx.txt", "w");
fprintf(f, "%d %d %f\n", buf_size, s->qscale, buf_size*(double)s->qscale);
}
#endif
/* After H263 & mpeg4 header decode we have the height, width,*/
/* and other parameters. So then we could init the picture */
/* FIXME: By the way H263 decoder is evolving it should have */
/* an H263EncContext */
if(s->aspected_height)
new_aspect= s->aspected_width*s->width / (float)(s->height*s->aspected_height);
else
new_aspect=0;
if ( s->width != avctx->width || s->height != avctx->height
|| ABS(new_aspect - avctx->aspect_ratio) > 0.001) {
/* H.263 could change picture size any time */
MPV_common_end(s);
s->context_initialized=0;
}
if (!s->context_initialized) {
avctx->width = s->width;
avctx->height = s->height;
avctx->aspect_ratio= new_aspect;
goto retry;
}
if((s->codec_id==CODEC_ID_H263 || s->codec_id==CODEC_ID_H263P))
s->gob_index = ff_h263_get_gob_height(s);
if(ret==FRAME_SKIPED) return get_consumed_bytes(s, buf_size);
/* skip if the header was thrashed */
if (ret < 0){
fprintf(stderr, "header damaged\n");
return -1;
}
// for hurry_up==5
s->current_picture.pict_type= s->pict_type;
s->current_picture.key_frame= s->pict_type == I_TYPE;
/* skip b frames if we dont have reference frames */
if(s->last_picture.data[0]==NULL && s->pict_type==B_TYPE) return get_consumed_bytes(s, buf_size);
/* skip b frames if we are in a hurry */
if(avctx->hurry_up && s->pict_type==B_TYPE) return get_consumed_bytes(s, buf_size);
/* skip everything if we are in a hurry>=5 */
if(avctx->hurry_up>=5) return get_consumed_bytes(s, buf_size);
if(s->next_p_frame_damaged){
if(s->pict_type==B_TYPE)
return get_consumed_bytes(s, buf_size);
else
s->next_p_frame_damaged=0;
}
if(MPV_frame_start(s, avctx) < 0)
return -1;
#ifdef DEBUG
printf("qscale=%d\n", s->qscale);
#endif
if(s->error_resilience)
memset(s->error_status_table, MV_ERROR|AC_ERROR|DC_ERROR|VP_START|AC_END|DC_END|MV_END, s->mb_num*sizeof(UINT8));
/* decode each macroblock */
s->block_wrap[0]=
s->block_wrap[1]=
s->block_wrap[2]=
s->block_wrap[3]= s->mb_width*2 + 2;
s->block_wrap[4]=
s->block_wrap[5]= s->mb_width + 2;
s->mb_x=0;
s->mb_y=0;
decode_slice(s);
s->error_status_table[0]|= VP_START;
while(s->mb_y<s->mb_height && s->gb.size*8 - get_bits_count(&s->gb)>16){
if(s->msmpeg4_version){
if(s->mb_x!=0 || (s->mb_y%s->slice_height)!=0)
break;
}else{
if(ff_h263_resync(s)<0)
break;
}
if(s->msmpeg4_version<4 && s->h263_pred)
ff_mpeg4_clean_buffers(s);
decode_slice(s);
s->error_status_table[s->resync_mb_x + s->resync_mb_y*s->mb_width]|= VP_START;
}
if (s->h263_msmpeg4 && s->msmpeg4_version<4 && s->pict_type==I_TYPE)
if(msmpeg4_decode_ext_header(s, buf_size) < 0){
s->error_status_table[s->mb_num-1]= AC_ERROR|DC_ERROR|MV_ERROR;
}
/* divx 5.01+ bistream reorder stuff */
if(s->codec_id==CODEC_ID_MPEG4 && s->bitstream_buffer_size==0 && s->divx_version>=500){
int current_pos= get_bits_count(&s->gb)>>3;
if( buf_size - current_pos > 5
&& buf_size - current_pos < BITSTREAM_BUFFER_SIZE){
int i;
int startcode_found=0;
for(i=current_pos; i<buf_size-3; i++){
if(buf[i]==0 && buf[i+1]==0 && buf[i+2]==1 && buf[i+3]==0xB6){
startcode_found=1;
break;
}
}
if(startcode_found){
memcpy(s->bitstream_buffer, buf + current_pos, buf_size - current_pos);
s->bitstream_buffer_size= buf_size - current_pos;
}
}
}
if(s->error_resilience){
int error=0, num_end_markers=0;
for(i=0; i<s->mb_num; i++){
int status= s->error_status_table[i];
#if 0
if(i%s->mb_width == 0) printf("\n");
printf("%2X ", status);
#endif
if(status==0) continue;
if(status&(DC_ERROR|AC_ERROR|MV_ERROR))
error=1;
if(status&VP_START){
if(num_end_markers)
error=1;
num_end_markers=3;
}
if(status&AC_END)
num_end_markers--;
if(status&DC_END)
num_end_markers--;
if(status&MV_END)
num_end_markers--;
}
if(num_end_markers || error){
fprintf(stderr, "concealing errors\n");
ff_error_resilience(s);
}
}
MPV_frame_end(s);
if((avctx->debug&FF_DEBUG_VIS_MV) && s->last_picture.data[0]){
const int shift= 1 + s->quarter_sample;
int mb_y;
uint8_t *ptr= s->last_picture.data[0];
s->low_delay=0; //needed to see the vectors without trashing the buffers
for(mb_y=0; mb_y<s->mb_height; mb_y++){
int mb_x;
for(mb_x=0; mb_x<s->mb_width; mb_x++){
const int mb_index= mb_x + mb_y*s->mb_width;
if(s->co_located_type_table[mb_index] == MV_TYPE_8X8){
int i;
for(i=0; i<4; i++){
int sx= mb_x*16 + 4 + 8*(i&1);
int sy= mb_y*16 + 4 + 8*(i>>1);
int xy= 1 + mb_x*2 + (i&1) + (mb_y*2 + 1 + (i>>1))*(s->mb_width*2 + 2);
int mx= (s->motion_val[xy][0]>>shift) + sx;
int my= (s->motion_val[xy][1]>>shift) + sy;
draw_line(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100);
}
}else{
int sx= mb_x*16 + 8;
int sy= mb_y*16 + 8;
int xy= 1 + mb_x*2 + (mb_y*2 + 1)*(s->mb_width*2 + 2);
int mx= (s->motion_val[xy][0]>>shift) + sx;
int my= (s->motion_val[xy][1]>>shift) + sy;
draw_line(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100);
}
s->mbskip_table[mb_index]=0;
}
}
}
if(s->pict_type==B_TYPE || s->low_delay){
*pict= *(AVFrame*)&s->current_picture;
} else {
*pict= *(AVFrame*)&s->last_picture;
}
if(avctx->debug&FF_DEBUG_QP){
int8_t *qtab= pict->qscale_table;
int x,y;
for(y=0; y<s->mb_height; y++){
for(x=0; x<s->mb_width; x++){
printf("%2d ", qtab[x + y*s->mb_width]);
}
printf("\n");
}
printf("\n");
}
/* Return the Picture timestamp as the frame number */
/* we substract 1 because it is added on utils.c */
avctx->frame_number = s->picture_number - 1;
/* dont output the last pic after seeking */
if(s->last_picture.data[0] || s->low_delay)
*data_size = sizeof(AVFrame);
#ifdef PRINT_FRAME_TIME
printf("%Ld\n", rdtsc()-time);
#endif
return get_consumed_bytes(s, buf_size);
}
| false | FFmpeg | 68f593b48433842f3407586679fe07f3e5199ab9 |
6,073 | static int do_cont(Monitor *mon, const QDict *qdict, QObject **ret_data)
{
struct bdrv_iterate_context context = { mon, 0 };
if (incoming_expected) {
qerror_report(QERR_MIGRATION_EXPECTED);
return -1;
}
bdrv_iterate(encrypted_bdrv_it, &context);
/* only resume the vm if all keys are set and valid */
if (!context.err) {
vm_start();
return 0;
} else {
return -1;
}
}
| false | qemu | 1bcef683bf840a928d633755031ac572d5fdb851 |
6,075 | void qmp_x_blockdev_del(bool has_id, const char *id,
bool has_node_name, const char *node_name, Error **errp)
{
AioContext *aio_context;
BlockBackend *blk;
BlockDriverState *bs;
if (has_id && has_node_name) {
error_setg(errp, "Only one of id and node-name must be specified");
return;
} else if (!has_id && !has_node_name) {
error_setg(errp, "No block device specified");
return;
}
if (has_id) {
/* blk_by_name() never returns a BB that is not owned by the monitor */
blk = blk_by_name(id);
if (!blk) {
error_setg(errp, "Cannot find block backend %s", id);
return;
}
if (blk_legacy_dinfo(blk)) {
error_setg(errp, "Deleting block backend added with drive-add"
" is not supported");
return;
}
if (blk_get_refcnt(blk) > 1) {
error_setg(errp, "Block backend %s is in use", id);
return;
}
bs = blk_bs(blk);
aio_context = blk_get_aio_context(blk);
} else {
blk = NULL;
bs = bdrv_find_node(node_name);
if (!bs) {
error_setg(errp, "Cannot find node %s", node_name);
return;
}
if (bdrv_has_blk(bs)) {
error_setg(errp, "Node %s is in use by %s",
node_name, bdrv_get_parent_name(bs));
return;
}
aio_context = bdrv_get_aio_context(bs);
}
aio_context_acquire(aio_context);
if (bs) {
if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_DRIVE_DEL, errp)) {
goto out;
}
if (!blk && !bs->monitor_list.tqe_prev) {
error_setg(errp, "Node %s is not owned by the monitor",
bs->node_name);
goto out;
}
if (bs->refcnt > 1) {
error_setg(errp, "Block device %s is in use",
bdrv_get_device_or_node_name(bs));
goto out;
}
}
if (blk) {
monitor_remove_blk(blk);
blk_unref(blk);
} else {
QTAILQ_REMOVE(&monitor_bdrv_states, bs, monitor_list);
bdrv_unref(bs);
}
out:
aio_context_release(aio_context);
}
| false | qemu | 3b8c1761f0e1523622e008836d01a6544b1c21ab |
6,076 | static void channel_store_c(struct fs_dma_ctrl *ctrl, int c)
{
target_phys_addr_t addr = channel_reg(ctrl, c, RW_GROUP_DOWN);
/* Encode and store. FIXME: handle endianness. */
D(printf("%s ch=%d addr=" TARGET_FMT_plx "\n", __func__, c, addr));
D(dump_d(c, &ctrl->channels[c].current_d));
cpu_physical_memory_write (addr,
(void *) &ctrl->channels[c].current_c,
sizeof ctrl->channels[c].current_c);
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
6,077 | void sd_set_cb(SDState *sd, qemu_irq readonly, qemu_irq insert)
{
sd->readonly_cb = readonly;
sd->inserted_cb = insert;
qemu_set_irq(readonly, sd->bdrv ? bdrv_is_read_only(sd->bdrv) : 0);
qemu_set_irq(insert, sd->bdrv ? bdrv_is_inserted(sd->bdrv) : 0);
}
| false | qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce |
6,078 | static int ppc_hash32_check_prot(int prot, int rw, int access_type)
{
int ret;
if (access_type == ACCESS_CODE) {
if (prot & PAGE_EXEC) {
ret = 0;
} else {
ret = -2;
}
} else if (rw) {
if (prot & PAGE_WRITE) {
ret = 0;
} else {
ret = -2;
}
} else {
if (prot & PAGE_READ) {
ret = 0;
} else {
ret = -2;
}
}
return ret;
}
| false | qemu | 91cda45b69e45a089f9989979a65db3f710c9925 |
6,079 | static void spr_write_40x_dbcr0 (void *opaque, int sprn)
{
DisasContext *ctx = opaque;
gen_op_store_40x_dbcr0();
/* We must stop translation as we may have rebooted */
RET_STOP(ctx);
}
| false | qemu | e1833e1f96456fd8fc17463246fe0b2050e68efb |
6,080 | static void eth_receive(void *opaque, const uint8_t *buf, size_t size)
{
mv88w8618_eth_state *s = opaque;
uint32_t desc_addr;
mv88w8618_rx_desc desc;
int i;
for (i = 0; i < 4; i++) {
desc_addr = s->cur_rx[i];
if (!desc_addr)
continue;
do {
eth_rx_desc_get(desc_addr, &desc);
if ((desc.cmdstat & MP_ETH_RX_OWN) && desc.buffer_size >= size) {
cpu_physical_memory_write(desc.buffer + s->vlan_header,
buf, size);
desc.bytes = size + s->vlan_header;
desc.cmdstat &= ~MP_ETH_RX_OWN;
s->cur_rx[i] = desc.next;
s->icr |= MP_ETH_IRQ_RX;
if (s->icr & s->imr)
qemu_irq_raise(s->irq);
eth_rx_desc_put(desc_addr, &desc);
return;
}
desc_addr = desc.next;
} while (desc_addr != s->rx_queue[i]);
}
}
| false | qemu | e3f5ec2b5e92706e3b807059f79b1fb5d936e567 |
6,081 | static bool version_is_5(void *opaque, int version_id)
{
return version_id == 5;
}
| false | qemu | 08b277ac46da8b02e50cec455eca7cb2d12ffcf0 |
6,082 | static int parse_ifo_palette(DVDSubContext *ctx, char *p)
{
FILE *ifo;
char ifostr[12];
uint32_t sp_pgci, pgci, off_pgc, pgc;
uint8_t r, g, b, yuv[65], *buf;
int i, y, cb, cr, r_add, g_add, b_add;
int ret = 0;
const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;
ctx->has_palette = 0;
if ((ifo = fopen(p, "r")) == NULL) {
av_log(ctx, AV_LOG_WARNING, "Unable to open IFO file \"%s\": %s\n", p, strerror(errno));
return AVERROR_EOF;
}
if (fread(ifostr, 12, 1, ifo) != 1 || memcmp(ifostr, "DVDVIDEO-VTS", 12)) {
av_log(ctx, AV_LOG_WARNING, "\"%s\" is not a proper IFO file\n", p);
ret = AVERROR_INVALIDDATA;
goto end;
}
fseek(ifo, 0xCC, SEEK_SET);
if (fread(&sp_pgci, 4, 1, ifo) == 1) {
pgci = av_be2ne32(sp_pgci) * 2048;
fseek(ifo, pgci + 0x0C, SEEK_SET);
if (fread(&off_pgc, 4, 1, ifo) == 1) {
pgc = pgci + av_be2ne32(off_pgc);
fseek(ifo, pgc + 0xA4, SEEK_SET);
if (fread(yuv, 64, 1, ifo) == 1) {
buf = yuv;
for(i=0; i<16; i++) {
y = *++buf;
cr = *++buf;
cb = *++buf;
YUV_TO_RGB1_CCIR(cb, cr);
YUV_TO_RGB2_CCIR(r, g, b, y);
ctx->palette[i] = (r << 16) + (g << 8) + b;
buf++;
}
ctx->has_palette = 1;
}
}
}
if (ctx->has_palette == 0) {
av_log(ctx, AV_LOG_WARNING, "Failed to read palette from IFO file \"%s\"\n", p);
ret = AVERROR_INVALIDDATA;
}
end:
fclose(ifo);
return ret;
}
| false | FFmpeg | 1de786777e0fb18ec1e44cea058c77e83980b6c4 |
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