project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
|
|---|---|---|---|---|
qemu | 2c62f08ddbf3fa80dc7202eb9a2ea60ae44e2cc5 | 0 | static void vmsvga_init(struct vmsvga_state_s *s,
MemoryRegion *address_space, MemoryRegion *io)
{
s->scratch_size = SVGA_SCRATCH_SIZE;
s->scratch = g_malloc(s->scratch_size * 4);
s->vga.con = graphic_console_init(vmsvga_update_display,
vmsvga_invalidate_display,
vmsvga_screen_dump,
vmsvga_text_update, s);
s->fifo_size = SVGA_FIFO_SIZE;
memory_region_init_ram(&s->fifo_ram, "vmsvga.fifo", s->fifo_size);
vmstate_register_ram_global(&s->fifo_ram);
s->fifo_ptr = memory_region_get_ram_ptr(&s->fifo_ram);
vga_common_init(&s->vga);
vga_init(&s->vga, address_space, io, true);
vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga);
s->new_depth = 32;
}
| 10,331 |
qemu | 4fa4ce7107c6ec432f185307158c5df91ce54308 | 0 | static int local_set_mapped_file_attr(FsContext *ctx,
const char *path, FsCred *credp)
{
FILE *fp;
int ret = 0;
char buf[ATTR_MAX];
char attr_path[PATH_MAX];
int uid = -1, gid = -1, mode = -1, rdev = -1;
fp = local_fopen(local_mapped_attr_path(ctx, path, attr_path), "r");
if (!fp) {
goto create_map_file;
}
memset(buf, 0, ATTR_MAX);
while (fgets(buf, ATTR_MAX, fp)) {
if (!strncmp(buf, "virtfs.uid", 10)) {
uid = atoi(buf+11);
} else if (!strncmp(buf, "virtfs.gid", 10)) {
gid = atoi(buf+11);
} else if (!strncmp(buf, "virtfs.mode", 11)) {
mode = atoi(buf+12);
} else if (!strncmp(buf, "virtfs.rdev", 11)) {
rdev = atoi(buf+12);
}
memset(buf, 0, ATTR_MAX);
}
fclose(fp);
goto update_map_file;
create_map_file:
ret = local_create_mapped_attr_dir(ctx, path);
if (ret < 0) {
goto err_out;
}
update_map_file:
fp = local_fopen(attr_path, "w");
if (!fp) {
ret = -1;
goto err_out;
}
if (credp->fc_uid != -1) {
uid = credp->fc_uid;
}
if (credp->fc_gid != -1) {
gid = credp->fc_gid;
}
if (credp->fc_mode != -1) {
mode = credp->fc_mode;
}
if (credp->fc_rdev != -1) {
rdev = credp->fc_rdev;
}
if (uid != -1) {
fprintf(fp, "virtfs.uid=%d\n", uid);
}
if (gid != -1) {
fprintf(fp, "virtfs.gid=%d\n", gid);
}
if (mode != -1) {
fprintf(fp, "virtfs.mode=%d\n", mode);
}
if (rdev != -1) {
fprintf(fp, "virtfs.rdev=%d\n", rdev);
}
fclose(fp);
err_out:
return ret;
}
| 10,332 |
qemu | 4ffd16fc2900219c8ec8bb288b6fa3dfcae295a7 | 0 | static int64_t qemu_next_alarm_deadline(void)
{
int64_t delta;
int64_t rtdelta;
if (!use_icount && vm_clock->active_timers) {
delta = vm_clock->active_timers->expire_time -
qemu_get_clock_ns(vm_clock);
} else {
delta = INT32_MAX;
}
if (host_clock->active_timers) {
int64_t hdelta = host_clock->active_timers->expire_time -
qemu_get_clock_ns(host_clock);
if (hdelta < delta) {
delta = hdelta;
}
}
if (rt_clock->active_timers) {
rtdelta = (rt_clock->active_timers->expire_time -
qemu_get_clock_ns(rt_clock));
if (rtdelta < delta) {
delta = rtdelta;
}
}
return delta;
}
| 10,334 |
FFmpeg | 82dd7d0dec29ee59af91ce18c29eb151b363ff37 | 0 | static int decode_motion_vector (bit_buffer_t *bitbuf, svq1_pmv_t *mv, svq1_pmv_t **pmv) {
uint32_t bit_cache;
vlc_code_t *vlc;
int diff, sign;
int i;
for (i=0; i < 2; i++) {
/* get motion code */
bit_cache = get_bit_cache (bitbuf);
if (!(bit_cache & 0xFFE00000))
return -1; /* invalid vlc code */
if (bit_cache & 0x80000000) {
diff = 0;
/* flush bit */
skip_bits(bitbuf,1);
} else {
if (bit_cache >= 0x06000000) {
vlc = &motion_table_0[(bit_cache >> (32 - 7)) - 3];
} else {
vlc = &motion_table_1[(bit_cache >> (32 - 12)) - 2];
}
/* decode motion vector differential */
sign = (int) (bit_cache << (vlc->length - 1)) >> 31;
diff = (vlc->value ^ sign) - sign;
/* flush bits */
skip_bits(bitbuf,vlc->length);
}
/* add median of motion vector predictors and clip result */
if (i == 1)
mv->y = ((diff + MEDIAN(pmv[0]->y, pmv[1]->y, pmv[2]->y)) << 26) >> 26;
else
mv->x = ((diff + MEDIAN(pmv[0]->x, pmv[1]->x, pmv[2]->x)) << 26) >> 26;
}
return 0;
}
| 10,335 |
qemu | b7e4fa224200ec87b9599a1d72b16ada35a3d113 | 0 | static void drive_backup_prepare(BlkActionState *common, Error **errp)
{
DriveBackupState *state = DO_UPCAST(DriveBackupState, common, common);
BlockBackend *blk;
DriveBackup *backup;
Error *local_err = NULL;
assert(common->action->type == TRANSACTION_ACTION_KIND_DRIVE_BACKUP);
backup = common->action->u.drive_backup.data;
blk = blk_by_name(backup->device);
if (!blk) {
error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND,
"Device '%s' not found", backup->device);
return;
}
if (!blk_is_available(blk)) {
error_setg(errp, QERR_DEVICE_HAS_NO_MEDIUM, backup->device);
return;
}
/* AioContext is released in .clean() */
state->aio_context = blk_get_aio_context(blk);
aio_context_acquire(state->aio_context);
bdrv_drained_begin(blk_bs(blk));
state->bs = blk_bs(blk);
do_drive_backup(backup->has_job_id ? backup->job_id : NULL,
backup->device, backup->target,
backup->has_format, backup->format,
backup->sync,
backup->has_mode, backup->mode,
backup->has_speed, backup->speed,
backup->has_bitmap, backup->bitmap,
backup->has_on_source_error, backup->on_source_error,
backup->has_on_target_error, backup->on_target_error,
common->block_job_txn, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
state->job = state->bs->job;
}
| 10,336 |
qemu | 10c4c98ab7dc18169b37b76f6ea5e60ebe65222b | 0 | void ssi_register_slave(SSISlaveInfo *info)
{
assert(info->qdev.size >= sizeof(SSISlave));
info->qdev.init = ssi_slave_init;
info->qdev.bus_type = BUS_TYPE_SSI;
qdev_register(&info->qdev);
}
| 10,337 |
qemu | 86f6ae67e157362f3b141649874213ce01dcc622 | 0 | uint64_t bdrv_dirty_bitmap_serialization_align(const BdrvDirtyBitmap *bitmap)
{
return hbitmap_serialization_align(bitmap->bitmap);
}
| 10,339 |
qemu | a9d52a75634ac9aa7d101bf7f63e10bf6655a865 | 0 | static void parse_drive(DeviceState *dev, const char *str, void **ptr,
const char *propname, Error **errp)
{
BlockBackend *blk;
blk = blk_by_name(str);
if (!blk) {
error_setg(errp, "Property '%s.%s' can't find value '%s'",
object_get_typename(OBJECT(dev)), propname, str);
return;
}
if (blk_attach_dev(blk, dev) < 0) {
DriveInfo *dinfo = blk_legacy_dinfo(blk);
if (dinfo->type != IF_NONE) {
error_setg(errp, "Drive '%s' is already in use because "
"it has been automatically connected to another "
"device (did you need 'if=none' in the drive options?)",
str);
} else {
error_setg(errp, "Drive '%s' is already in use by another device",
str);
}
return;
}
*ptr = blk;
}
| 10,340 |
qemu | b227a8e9aa5f27d29f77ba90d5eb9d0662a1175e | 0 | static int get_segment (CPUState *env, mmu_ctx_t *ctx,
target_ulong eaddr, int rw, int type)
{
target_phys_addr_t sdr, hash, mask, sdr_mask, htab_mask;
target_ulong sr, vsid, vsid_mask, pgidx, page_mask;
#if defined(TARGET_PPC64)
int attr;
#endif
int ds, nx, vsid_sh, sdr_sh;
int ret, ret2;
#if defined(TARGET_PPC64)
if (env->mmu_model == POWERPC_MMU_64B) {
#if defined (DEBUG_MMU)
if (loglevel != 0) {
fprintf(logfile, "Check SLBs\n");
}
#endif
ret = slb_lookup(env, eaddr, &vsid, &page_mask, &attr);
if (ret < 0)
return ret;
ctx->key = ((attr & 0x40) && msr_pr == 1) ||
((attr & 0x80) && msr_pr == 0) ? 1 : 0;
ds = 0;
nx = attr & 0x20 ? 1 : 0;
vsid_mask = 0x00003FFFFFFFFF80ULL;
vsid_sh = 7;
sdr_sh = 18;
sdr_mask = 0x3FF80;
} else
#endif /* defined(TARGET_PPC64) */
{
sr = env->sr[eaddr >> 28];
page_mask = 0x0FFFFFFF;
ctx->key = (((sr & 0x20000000) && msr_pr == 1) ||
((sr & 0x40000000) && msr_pr == 0)) ? 1 : 0;
ds = sr & 0x80000000 ? 1 : 0;
nx = sr & 0x10000000 ? 1 : 0;
vsid = sr & 0x00FFFFFF;
vsid_mask = 0x01FFFFC0;
vsid_sh = 6;
sdr_sh = 16;
sdr_mask = 0xFFC0;
#if defined (DEBUG_MMU)
if (loglevel != 0) {
fprintf(logfile, "Check segment v=0x" ADDRX " %d 0x" ADDRX
" nip=0x" ADDRX " lr=0x" ADDRX
" ir=%d dr=%d pr=%d %d t=%d\n",
eaddr, (int)(eaddr >> 28), sr, env->nip,
env->lr, msr_ir, msr_dr, msr_pr, rw, type);
}
#endif
}
#if defined (DEBUG_MMU)
if (loglevel != 0) {
fprintf(logfile, "pte segment: key=%d ds %d nx %d vsid " ADDRX "\n",
ctx->key, ds, nx, vsid);
}
#endif
ret = -1;
if (!ds) {
/* Check if instruction fetch is allowed, if needed */
if (type != ACCESS_CODE || nx == 0) {
/* Page address translation */
/* Primary table address */
sdr = env->sdr1;
pgidx = (eaddr & page_mask) >> TARGET_PAGE_BITS;
#if defined(TARGET_PPC64)
if (env->mmu_model == POWERPC_MMU_64B) {
htab_mask = 0x0FFFFFFF >> (28 - (sdr & 0x1F));
/* XXX: this is false for 1 TB segments */
hash = ((vsid ^ pgidx) << vsid_sh) & vsid_mask;
} else
#endif
{
htab_mask = sdr & 0x000001FF;
hash = ((vsid ^ pgidx) << vsid_sh) & vsid_mask;
}
mask = (htab_mask << sdr_sh) | sdr_mask;
#if defined (DEBUG_MMU)
if (loglevel != 0) {
fprintf(logfile, "sdr " PADDRX " sh %d hash " PADDRX " mask "
PADDRX " " ADDRX "\n", sdr, sdr_sh, hash, mask,
page_mask);
}
#endif
ctx->pg_addr[0] = get_pgaddr(sdr, sdr_sh, hash, mask);
/* Secondary table address */
hash = (~hash) & vsid_mask;
#if defined (DEBUG_MMU)
if (loglevel != 0) {
fprintf(logfile, "sdr " PADDRX " sh %d hash " PADDRX " mask "
PADDRX "\n", sdr, sdr_sh, hash, mask);
}
#endif
ctx->pg_addr[1] = get_pgaddr(sdr, sdr_sh, hash, mask);
#if defined(TARGET_PPC64)
if (env->mmu_model == POWERPC_MMU_64B) {
/* Only 5 bits of the page index are used in the AVPN */
ctx->ptem = (vsid << 12) | ((pgidx >> 4) & 0x0F80);
} else
#endif
{
ctx->ptem = (vsid << 7) | (pgidx >> 10);
}
/* Initialize real address with an invalid value */
ctx->raddr = (target_ulong)-1;
if (unlikely(env->mmu_model == POWERPC_MMU_SOFT_6xx ||
env->mmu_model == POWERPC_MMU_SOFT_74xx)) {
/* Software TLB search */
ret = ppc6xx_tlb_check(env, ctx, eaddr, rw, type);
} else {
#if defined (DEBUG_MMU)
if (loglevel != 0) {
fprintf(logfile, "0 sdr1=0x" PADDRX " vsid=0x%06x "
"api=0x%04x hash=0x%07x pg_addr=0x" PADDRX "\n",
sdr, (uint32_t)vsid, (uint32_t)pgidx,
(uint32_t)hash, ctx->pg_addr[0]);
}
#endif
/* Primary table lookup */
ret = find_pte(env, ctx, 0, rw);
if (ret < 0) {
/* Secondary table lookup */
#if defined (DEBUG_MMU)
if (eaddr != 0xEFFFFFFF && loglevel != 0) {
fprintf(logfile,
"1 sdr1=0x" PADDRX " vsid=0x%06x api=0x%04x "
"hash=0x%05x pg_addr=0x" PADDRX "\n",
sdr, (uint32_t)vsid, (uint32_t)pgidx,
(uint32_t)hash, ctx->pg_addr[1]);
}
#endif
ret2 = find_pte(env, ctx, 1, rw);
if (ret2 != -1)
ret = ret2;
}
}
#if defined (DEBUG_MMU)
if (loglevel != 0) {
target_phys_addr_t curaddr;
uint32_t a0, a1, a2, a3;
fprintf(logfile,
"Page table: " PADDRX " len " PADDRX "\n",
sdr, mask + 0x80);
for (curaddr = sdr; curaddr < (sdr + mask + 0x80);
curaddr += 16) {
a0 = ldl_phys(curaddr);
a1 = ldl_phys(curaddr + 4);
a2 = ldl_phys(curaddr + 8);
a3 = ldl_phys(curaddr + 12);
if (a0 != 0 || a1 != 0 || a2 != 0 || a3 != 0) {
fprintf(logfile,
PADDRX ": %08x %08x %08x %08x\n",
curaddr, a0, a1, a2, a3);
}
}
}
#endif
} else {
#if defined (DEBUG_MMU)
if (loglevel != 0)
fprintf(logfile, "No access allowed\n");
#endif
ret = -3;
}
} else {
#if defined (DEBUG_MMU)
if (loglevel != 0)
fprintf(logfile, "direct store...\n");
#endif
/* Direct-store segment : absolutely *BUGGY* for now */
switch (type) {
case ACCESS_INT:
/* Integer load/store : only access allowed */
break;
case ACCESS_CODE:
/* No code fetch is allowed in direct-store areas */
return -4;
case ACCESS_FLOAT:
/* Floating point load/store */
return -4;
case ACCESS_RES:
/* lwarx, ldarx or srwcx. */
return -4;
case ACCESS_CACHE:
/* dcba, dcbt, dcbtst, dcbf, dcbi, dcbst, dcbz, or icbi */
/* Should make the instruction do no-op.
* As it already do no-op, it's quite easy :-)
*/
ctx->raddr = eaddr;
return 0;
case ACCESS_EXT:
/* eciwx or ecowx */
return -4;
default:
if (logfile) {
fprintf(logfile, "ERROR: instruction should not need "
"address translation\n");
}
return -4;
}
if ((rw == 1 || ctx->key != 1) && (rw == 0 || ctx->key != 0)) {
ctx->raddr = eaddr;
ret = 2;
} else {
ret = -2;
}
}
return ret;
}
| 10,341 |
qemu | 287c181ae4132d7cc75ea422051f2c90e90b6493 | 0 | static void arm_gic_realize(DeviceState *dev, Error **errp)
{
/* Device instance realize function for the GIC sysbus device */
GICv3State *s = ARM_GICV3(dev);
ARMGICv3Class *agc = ARM_GICV3_GET_CLASS(s);
Error *local_err = NULL;
agc->parent_realize(dev, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
gicv3_init_irqs_and_mmio(s, gicv3_set_irq, NULL);
}
| 10,342 |
qemu | 99fd437dee468609de8218f0eb3b16621fb6a9c9 | 0 | static void build_append_notify_target(GArray *method, GArray *target_name,
uint32_t value, int size)
{
GArray *notify = build_alloc_array();
uint8_t op = 0xA0; /* IfOp */
build_append_byte(notify, 0x93); /* LEqualOp */
build_append_byte(notify, 0x68); /* Arg0Op */
build_append_value(notify, value, size);
build_append_byte(notify, 0x86); /* NotifyOp */
build_append_array(notify, target_name);
build_append_byte(notify, 0x69); /* Arg1Op */
/* Pack it up */
build_package(notify, op, 1);
build_append_array(method, notify);
build_free_array(notify);
}
| 10,343 |
qemu | 8d5c773e323b22402abdd0beef4c7d2fc91dd0eb | 0 | static void contextidr_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
ARMCPU *cpu = arm_env_get_cpu(env);
if (env->cp15.contextidr_el1 != value && !arm_feature(env, ARM_FEATURE_MPU)
&& !extended_addresses_enabled(env)) {
/* For VMSA (when not using the LPAE long descriptor page table
* format) this register includes the ASID, so do a TLB flush.
* For PMSA it is purely a process ID and no action is needed.
*/
tlb_flush(CPU(cpu), 1);
}
env->cp15.contextidr_el1 = value;
}
| 10,344 |
qemu | df45892c1290c6c853010b83e5afebe8740cb9fa | 1 | static ram_addr_t qxl_rom_size(void)
{
uint32_t required_rom_size = sizeof(QXLRom) + sizeof(QXLModes) +
sizeof(qxl_modes);
uint32_t rom_size = 8192; /* two pages */
QEMU_BUILD_BUG_ON(required_rom_size > rom_size);
return rom_size;
}
| 10,345 |
qemu | 0f8c289ad539feb5135c545bea947b310a893f4b | 1 | static NetSocketState *net_socket_fd_init(NetClientState *peer,
const char *model, const char *name,
int fd, int is_connected)
{
int so_type = -1, optlen=sizeof(so_type);
if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type,
(socklen_t *)&optlen)< 0) {
fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n",
fd);
closesocket(fd);
return NULL;
}
switch(so_type) {
case SOCK_DGRAM:
return net_socket_fd_init_dgram(peer, model, name, fd, is_connected);
case SOCK_STREAM:
return net_socket_fd_init_stream(peer, model, name, fd, is_connected);
default:
/* who knows ... this could be a eg. a pty, do warn and continue as stream */
fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
return net_socket_fd_init_stream(peer, model, name, fd, is_connected);
}
return NULL;
}
| 10,346 |
qemu | f307b2558f61e068ce514f2dde2cad74c62036d6 | 1 | static int calculate_refcounts(BlockDriverState *bs, BdrvCheckResult *res,
BdrvCheckMode fix, uint16_t **refcount_table,
int64_t *nb_clusters)
{
BDRVQcowState *s = bs->opaque;
int64_t i;
QCowSnapshot *sn;
int ret;
if (!*refcount_table) {
*refcount_table = g_try_new0(uint16_t, *nb_clusters);
if (*nb_clusters && *refcount_table == NULL) {
res->check_errors++;
return -ENOMEM;
}
}
/* header */
ret = inc_refcounts(bs, res, refcount_table, nb_clusters,
0, s->cluster_size);
if (ret < 0) {
return ret;
}
/* current L1 table */
ret = check_refcounts_l1(bs, res, refcount_table, nb_clusters,
s->l1_table_offset, s->l1_size, CHECK_FRAG_INFO);
if (ret < 0) {
return ret;
}
/* snapshots */
for (i = 0; i < s->nb_snapshots; i++) {
sn = s->snapshots + i;
ret = check_refcounts_l1(bs, res, refcount_table, nb_clusters,
sn->l1_table_offset, sn->l1_size, 0);
if (ret < 0) {
return ret;
}
}
ret = inc_refcounts(bs, res, refcount_table, nb_clusters,
s->snapshots_offset, s->snapshots_size);
if (ret < 0) {
return ret;
}
/* refcount data */
ret = inc_refcounts(bs, res, refcount_table, nb_clusters,
s->refcount_table_offset,
s->refcount_table_size * sizeof(uint64_t));
if (ret < 0) {
return ret;
}
return check_refblocks(bs, res, fix, refcount_table, nb_clusters);
}
| 10,347 |
FFmpeg | 90901860c21468d6e9ae437c2bacb099c7bd3acf | 0 | long check_dcbzl_effect(void)
{
register char *fakedata = (char*)av_malloc(1024);
register char *fakedata_middle;
register long zero = 0;
register long i = 0;
long count = 0;
if (!fakedata)
{
return 0L;
}
fakedata_middle = (fakedata + 512);
memset(fakedata, 0xFF, 1024);
/* below the constraint "b" seems to mean "Address base register"
in gcc-3.3 / RS/6000 speaks. seems to avoid using r0, so.... */
asm volatile("dcbzl %0, %1" : : "b" (fakedata_middle), "r" (zero));
for (i = 0; i < 1024 ; i ++)
{
if (fakedata[i] == (char)0)
count++;
}
av_free(fakedata);
return count;
}
| 10,348 |
qemu | 482f7bf86b43af9f6903c52726fedf82b28bf953 | 1 | static void vga_update_display(void *opaque)
{
VGACommonState *s = opaque;
int full_update, graphic_mode;
qemu_flush_coalesced_mmio_buffer();
if (ds_get_bits_per_pixel(s->ds) == 0) {
/* nothing to do */
} else {
full_update = 0;
if (!(s->ar_index & 0x20)) {
graphic_mode = GMODE_BLANK;
} else {
graphic_mode = s->gr[VGA_GFX_MISC] & VGA_GR06_GRAPHICS_MODE;
}
if (graphic_mode != s->graphic_mode) {
s->graphic_mode = graphic_mode;
s->cursor_blink_time = qemu_get_clock_ms(vm_clock);
full_update = 1;
}
switch(graphic_mode) {
case GMODE_TEXT:
vga_draw_text(s, full_update);
break;
case GMODE_GRAPH:
vga_draw_graphic(s, full_update);
break;
case GMODE_BLANK:
default:
vga_draw_blank(s, full_update);
break;
}
}
}
| 10,350 |
FFmpeg | da35797359cec148f3fe59894c62727b0422d75a | 1 | static inline void comp_block(MadContext *t, int mb_x, int mb_y,
int j, int mv_x, int mv_y, int add)
{
MpegEncContext *s = &t->s;
if (j < 4) {
comp(t->frame.data[0] + (mb_y*16 + ((j&2)<<2))*t->frame.linesize[0] + mb_x*16 + ((j&1)<<3),
t->frame.linesize[0],
t->last_frame.data[0] + (mb_y*16 + ((j&2)<<2) + mv_y)*t->last_frame.linesize[0] + mb_x*16 + ((j&1)<<3) + mv_x,
t->last_frame.linesize[0], add);
} else if (!(s->avctx->flags & CODEC_FLAG_GRAY)) {
int index = j - 3;
comp(t->frame.data[index] + (mb_y*8)*t->frame.linesize[index] + mb_x * 8,
t->frame.linesize[index],
t->last_frame.data[index] + (mb_y * 8 + (mv_y/2))*t->last_frame.linesize[index] + mb_x * 8 + (mv_x/2),
t->last_frame.linesize[index], add);
}
}
| 10,352 |
qemu | 6658ffb81ee56a510d7d77025872a508a9adce3a | 1 | static inline int gen_intermediate_code_internal(CPUState *env,
TranslationBlock *tb,
int search_pc)
{
DisasContext dc1, *dc = &dc1;
uint16_t *gen_opc_end;
int j, lj;
target_ulong pc_start;
uint32_t next_page_start;
/* generate intermediate code */
pc_start = tb->pc;
dc->tb = tb;
gen_opc_ptr = gen_opc_buf;
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
gen_opparam_ptr = gen_opparam_buf;
dc->is_jmp = DISAS_NEXT;
dc->pc = pc_start;
dc->singlestep_enabled = env->singlestep_enabled;
dc->condjmp = 0;
dc->thumb = env->thumb;
dc->is_mem = 0;
#if !defined(CONFIG_USER_ONLY)
dc->user = (env->uncached_cpsr & 0x1f) == ARM_CPU_MODE_USR;
#endif
next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
nb_gen_labels = 0;
lj = -1;
do {
if (env->nb_breakpoints > 0) {
for(j = 0; j < env->nb_breakpoints; j++) {
if (env->breakpoints[j] == dc->pc) {
gen_op_movl_T0_im((long)dc->pc);
gen_op_movl_reg_TN[0][15]();
gen_op_debug();
dc->is_jmp = DISAS_JUMP;
}
}
}
if (search_pc) {
j = gen_opc_ptr - gen_opc_buf;
if (lj < j) {
lj++;
while (lj < j)
gen_opc_instr_start[lj++] = 0;
}
gen_opc_pc[lj] = dc->pc;
gen_opc_instr_start[lj] = 1;
}
if (env->thumb)
disas_thumb_insn(dc);
else
disas_arm_insn(env, dc);
if (dc->condjmp && !dc->is_jmp) {
gen_set_label(dc->condlabel);
dc->condjmp = 0;
}
/* Translation stops when a conditional branch is enoutered.
* Otherwise the subsequent code could get translated several times.
* Also stop translation when a page boundary is reached. This
* ensures prefech aborts occur at the right place. */
} while (!dc->is_jmp && gen_opc_ptr < gen_opc_end &&
!env->singlestep_enabled &&
dc->pc < next_page_start);
/* At this stage dc->condjmp will only be set when the skipped
* instruction was a conditional branch, and the PC has already been
* written. */
if (__builtin_expect(env->singlestep_enabled, 0)) {
/* Make sure the pc is updated, and raise a debug exception. */
if (dc->condjmp) {
gen_op_debug();
gen_set_label(dc->condlabel);
}
if (dc->condjmp || !dc->is_jmp) {
gen_op_movl_T0_im((long)dc->pc);
gen_op_movl_reg_TN[0][15]();
dc->condjmp = 0;
}
gen_op_debug();
} else {
switch(dc->is_jmp) {
case DISAS_NEXT:
gen_goto_tb(dc, 1, dc->pc);
default:
case DISAS_JUMP:
case DISAS_UPDATE:
/* indicate that the hash table must be used to find the next TB */
gen_op_movl_T0_0();
gen_op_exit_tb();
case DISAS_TB_JUMP:
/* nothing more to generate */
}
if (dc->condjmp) {
gen_set_label(dc->condlabel);
gen_goto_tb(dc, 1, dc->pc);
dc->condjmp = 0;
}
}
*gen_opc_ptr = INDEX_op_end;
#ifdef DEBUG_DISAS
if (loglevel & CPU_LOG_TB_IN_ASM) {
fprintf(logfile, "----------------\n");
fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
target_disas(logfile, pc_start, dc->pc - pc_start, env->thumb);
fprintf(logfile, "\n");
if (loglevel & (CPU_LOG_TB_OP)) {
fprintf(logfile, "OP:\n");
dump_ops(gen_opc_buf, gen_opparam_buf);
fprintf(logfile, "\n");
}
}
#endif
if (search_pc) {
j = gen_opc_ptr - gen_opc_buf;
lj++;
while (lj <= j)
gen_opc_instr_start[lj++] = 0;
tb->size = 0;
} else {
tb->size = dc->pc - pc_start;
}
return 0;
} | 10,353 |
qemu | d2e9fd8f703203c2eeeed120b1ef6c3a6574e0ab | 1 | static always_inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
int add_ca, int compute_ca, int compute_ov)
{
TCGv t0, t1;
if ((!compute_ca && !compute_ov) ||
(!TCGV_EQUAL(ret, arg1) && !TCGV_EQUAL(ret, arg2))) {
t0 = ret;
t0 = tcg_temp_local_new();
}
if (add_ca) {
t1 = tcg_temp_local_new();
tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
tcg_gen_shri_tl(t1, t1, XER_CA);
}
if (compute_ca && compute_ov) {
/* Start with XER CA and OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV)));
} else if (compute_ca) {
/* Start with XER CA disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
} else if (compute_ov) {
/* Start with XER OV disabled, the most likely case */
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
}
if (add_ca) {
tcg_gen_not_tl(t0, arg1);
tcg_gen_add_tl(t0, t0, arg2);
gen_op_arith_compute_ca(ctx, t0, arg2, 0);
tcg_gen_add_tl(t0, t0, t1);
gen_op_arith_compute_ca(ctx, t0, t1, 0);
tcg_temp_free(t1);
tcg_gen_sub_tl(t0, arg2, arg1);
if (compute_ca) {
gen_op_arith_compute_ca(ctx, t0, arg2, 1);
}
}
if (compute_ov) {
gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1);
}
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, t0);
if (!TCGV_EQUAL(t0, ret)) {
tcg_gen_mov_tl(ret, t0);
tcg_temp_free(t0);
}
} | 10,354 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static uint64_t imx_ccm_read(void *opaque, target_phys_addr_t offset,
unsigned size)
{
IMXCCMState *s = (IMXCCMState *)opaque;
DPRINTF("read(offset=%x)", offset >> 2);
switch (offset >> 2) {
case 0: /* CCMR */
DPRINTF(" ccmr = 0x%x\n", s->ccmr);
return s->ccmr;
case 1:
DPRINTF(" pdr0 = 0x%x\n", s->pdr0);
return s->pdr0;
case 2:
DPRINTF(" pdr1 = 0x%x\n", s->pdr1);
return s->pdr1;
case 4:
DPRINTF(" mpctl = 0x%x\n", s->mpctl);
return s->mpctl;
case 6:
DPRINTF(" spctl = 0x%x\n", s->spctl);
return s->spctl;
case 8:
DPRINTF(" cgr0 = 0x%x\n", s->cgr[0]);
return s->cgr[0];
case 9:
DPRINTF(" cgr1 = 0x%x\n", s->cgr[1]);
return s->cgr[1];
case 10:
DPRINTF(" cgr2 = 0x%x\n", s->cgr[2]);
return s->cgr[2];
case 18: /* LTR1 */
return 0x00004040;
case 23:
DPRINTF(" pcmr0 = 0x%x\n", s->pmcr0);
return s->pmcr0;
}
DPRINTF(" return 0\n");
return 0;
}
| 10,357 |
qemu | e3f5ec2b5e92706e3b807059f79b1fb5d936e567 | 0 | static void ne2000_receive(void *opaque, const uint8_t *buf, size_t size)
{
NE2000State *s = opaque;
uint8_t *p;
unsigned int total_len, next, avail, len, index, mcast_idx;
uint8_t buf1[60];
static const uint8_t broadcast_macaddr[6] =
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
#if defined(DEBUG_NE2000)
printf("NE2000: received len=%d\n", size);
#endif
if (s->cmd & E8390_STOP || ne2000_buffer_full(s))
return;
/* XXX: check this */
if (s->rxcr & 0x10) {
/* promiscuous: receive all */
} else {
if (!memcmp(buf, broadcast_macaddr, 6)) {
/* broadcast address */
if (!(s->rxcr & 0x04))
return;
} else if (buf[0] & 0x01) {
/* multicast */
if (!(s->rxcr & 0x08))
return;
mcast_idx = compute_mcast_idx(buf);
if (!(s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))))
return;
} else if (s->mem[0] == buf[0] &&
s->mem[2] == buf[1] &&
s->mem[4] == buf[2] &&
s->mem[6] == buf[3] &&
s->mem[8] == buf[4] &&
s->mem[10] == buf[5]) {
/* match */
} else {
return;
}
}
/* if too small buffer, then expand it */
if (size < MIN_BUF_SIZE) {
memcpy(buf1, buf, size);
memset(buf1 + size, 0, MIN_BUF_SIZE - size);
buf = buf1;
size = MIN_BUF_SIZE;
}
index = s->curpag << 8;
/* 4 bytes for header */
total_len = size + 4;
/* address for next packet (4 bytes for CRC) */
next = index + ((total_len + 4 + 255) & ~0xff);
if (next >= s->stop)
next -= (s->stop - s->start);
/* prepare packet header */
p = s->mem + index;
s->rsr = ENRSR_RXOK; /* receive status */
/* XXX: check this */
if (buf[0] & 0x01)
s->rsr |= ENRSR_PHY;
p[0] = s->rsr;
p[1] = next >> 8;
p[2] = total_len;
p[3] = total_len >> 8;
index += 4;
/* write packet data */
while (size > 0) {
if (index <= s->stop)
avail = s->stop - index;
else
avail = 0;
len = size;
if (len > avail)
len = avail;
memcpy(s->mem + index, buf, len);
buf += len;
index += len;
if (index == s->stop)
index = s->start;
size -= len;
}
s->curpag = next >> 8;
/* now we can signal we have received something */
s->isr |= ENISR_RX;
ne2000_update_irq(s);
}
| 10,358 |
qemu | 670436ced08738802e15764039d03ab0dbab2bf3 | 0 | int kvm_init(void)
{
static const char upgrade_note[] =
"Please upgrade to at least kernel 2.6.29 or recent kvm-kmod\n"
"(see http://sourceforge.net/projects/kvm).\n";
KVMState *s;
const KVMCapabilityInfo *missing_cap;
int ret;
int i;
int max_vcpus;
s = g_malloc0(sizeof(KVMState));
/*
* On systems where the kernel can support different base page
* sizes, host page size may be different from TARGET_PAGE_SIZE,
* even with KVM. TARGET_PAGE_SIZE is assumed to be the minimum
* page size for the system though.
*/
assert(TARGET_PAGE_SIZE <= getpagesize());
#ifdef KVM_CAP_SET_GUEST_DEBUG
QTAILQ_INIT(&s->kvm_sw_breakpoints);
#endif
for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
s->slots[i].slot = i;
}
s->vmfd = -1;
s->fd = qemu_open("/dev/kvm", O_RDWR);
if (s->fd == -1) {
fprintf(stderr, "Could not access KVM kernel module: %m\n");
ret = -errno;
goto err;
}
ret = kvm_ioctl(s, KVM_GET_API_VERSION, 0);
if (ret < KVM_API_VERSION) {
if (ret > 0) {
ret = -EINVAL;
}
fprintf(stderr, "kvm version too old\n");
goto err;
}
if (ret > KVM_API_VERSION) {
ret = -EINVAL;
fprintf(stderr, "kvm version not supported\n");
goto err;
}
max_vcpus = kvm_max_vcpus(s);
if (smp_cpus > max_vcpus) {
ret = -EINVAL;
fprintf(stderr, "Number of SMP cpus requested (%d) exceeds max cpus "
"supported by KVM (%d)\n", smp_cpus, max_vcpus);
goto err;
}
if (max_cpus > max_vcpus) {
ret = -EINVAL;
fprintf(stderr, "Number of hotpluggable cpus requested (%d) exceeds max cpus "
"supported by KVM (%d)\n", max_cpus, max_vcpus);
goto err;
}
s->vmfd = kvm_ioctl(s, KVM_CREATE_VM, 0);
if (s->vmfd < 0) {
#ifdef TARGET_S390X
fprintf(stderr, "Please add the 'switch_amode' kernel parameter to "
"your host kernel command line\n");
#endif
ret = s->vmfd;
goto err;
}
missing_cap = kvm_check_extension_list(s, kvm_required_capabilites);
if (!missing_cap) {
missing_cap =
kvm_check_extension_list(s, kvm_arch_required_capabilities);
}
if (missing_cap) {
ret = -EINVAL;
fprintf(stderr, "kvm does not support %s\n%s",
missing_cap->name, upgrade_note);
goto err;
}
s->coalesced_mmio = kvm_check_extension(s, KVM_CAP_COALESCED_MMIO);
s->broken_set_mem_region = 1;
ret = kvm_check_extension(s, KVM_CAP_JOIN_MEMORY_REGIONS_WORKS);
if (ret > 0) {
s->broken_set_mem_region = 0;
}
#ifdef KVM_CAP_VCPU_EVENTS
s->vcpu_events = kvm_check_extension(s, KVM_CAP_VCPU_EVENTS);
#endif
s->robust_singlestep =
kvm_check_extension(s, KVM_CAP_X86_ROBUST_SINGLESTEP);
#ifdef KVM_CAP_DEBUGREGS
s->debugregs = kvm_check_extension(s, KVM_CAP_DEBUGREGS);
#endif
#ifdef KVM_CAP_XSAVE
s->xsave = kvm_check_extension(s, KVM_CAP_XSAVE);
#endif
#ifdef KVM_CAP_XCRS
s->xcrs = kvm_check_extension(s, KVM_CAP_XCRS);
#endif
#ifdef KVM_CAP_PIT_STATE2
s->pit_state2 = kvm_check_extension(s, KVM_CAP_PIT_STATE2);
#endif
#ifdef KVM_CAP_IRQ_ROUTING
s->direct_msi = (kvm_check_extension(s, KVM_CAP_SIGNAL_MSI) > 0);
#endif
s->intx_set_mask = kvm_check_extension(s, KVM_CAP_PCI_2_3);
s->irq_set_ioctl = KVM_IRQ_LINE;
if (kvm_check_extension(s, KVM_CAP_IRQ_INJECT_STATUS)) {
s->irq_set_ioctl = KVM_IRQ_LINE_STATUS;
}
#ifdef KVM_CAP_READONLY_MEM
kvm_readonly_mem_allowed =
(kvm_check_extension(s, KVM_CAP_READONLY_MEM) > 0);
#endif
ret = kvm_arch_init(s);
if (ret < 0) {
goto err;
}
ret = kvm_irqchip_create(s);
if (ret < 0) {
goto err;
}
kvm_state = s;
memory_listener_register(&kvm_memory_listener, &address_space_memory);
memory_listener_register(&kvm_io_listener, &address_space_io);
s->many_ioeventfds = kvm_check_many_ioeventfds();
cpu_interrupt_handler = kvm_handle_interrupt;
return 0;
err:
if (s->vmfd >= 0) {
close(s->vmfd);
}
if (s->fd != -1) {
close(s->fd);
}
g_free(s);
return ret;
}
| 10,359 |
FFmpeg | 9286de045968ad456d4e752651eec22de5e89060 | 0 | static int mov_open_dref(AVIOContext **pb, char *src, MOVDref *ref,
AVIOInterruptCB *int_cb)
{
/* try relative path, we do not try the absolute because it can leak information about our
system to an attacker */
if (ref->nlvl_to > 0 && ref->nlvl_from > 0) {
char filename[1024];
char *src_path;
int i, l;
/* find a source dir */
src_path = strrchr(src, '/');
if (src_path)
src_path++;
else
src_path = src;
/* find a next level down to target */
for (i = 0, l = strlen(ref->path) - 1; l >= 0; l--)
if (ref->path[l] == '/') {
if (i == ref->nlvl_to - 1)
break;
else
i++;
}
/* compose filename if next level down to target was found */
if (i == ref->nlvl_to - 1 && src_path - src < sizeof(filename)) {
memcpy(filename, src, src_path - src);
filename[src_path - src] = 0;
for (i = 1; i < ref->nlvl_from; i++)
av_strlcat(filename, "../", 1024);
av_strlcat(filename, ref->path + l + 1, 1024);
if (!avio_open2(pb, filename, AVIO_FLAG_READ, int_cb, NULL))
return 0;
}
}
return AVERROR(ENOENT);
}
| 10,360 |
qemu | 89a41e0a37f3c749f3038ac2544f74257bc7b94d | 0 | static int mmu_translate_asce(CPUS390XState *env, target_ulong vaddr,
uint64_t asc, uint64_t asce, int level,
target_ulong *raddr, int *flags, int rw)
{
CPUState *cs = CPU(s390_env_get_cpu(env));
uint64_t offs = 0;
uint64_t origin;
uint64_t new_asce;
PTE_DPRINTF("%s: 0x%" PRIx64 "\n", __func__, asce);
if (((level != _ASCE_TYPE_SEGMENT) && (asce & _REGION_ENTRY_INV)) ||
((level == _ASCE_TYPE_SEGMENT) && (asce & _SEGMENT_ENTRY_INV))) {
/* XXX different regions have different faults */
DPRINTF("%s: invalid region\n", __func__);
trigger_page_fault(env, vaddr, PGM_SEGMENT_TRANS, asc, rw);
return -1;
}
if ((level <= _ASCE_TYPE_MASK) && ((asce & _ASCE_TYPE_MASK) != level)) {
trigger_page_fault(env, vaddr, PGM_TRANS_SPEC, asc, rw);
return -1;
}
if (asce & _ASCE_REAL_SPACE) {
/* direct mapping */
*raddr = vaddr;
return 0;
}
origin = asce & _ASCE_ORIGIN;
switch (level) {
case _ASCE_TYPE_REGION1 + 4:
offs = (vaddr >> 50) & 0x3ff8;
break;
case _ASCE_TYPE_REGION1:
offs = (vaddr >> 39) & 0x3ff8;
break;
case _ASCE_TYPE_REGION2:
offs = (vaddr >> 28) & 0x3ff8;
break;
case _ASCE_TYPE_REGION3:
offs = (vaddr >> 17) & 0x3ff8;
break;
case _ASCE_TYPE_SEGMENT:
offs = (vaddr >> 9) & 0x07f8;
origin = asce & _SEGMENT_ENTRY_ORIGIN;
break;
}
/* XXX region protection flags */
/* *flags &= ~PAGE_WRITE */
new_asce = ldq_phys(cs->as, origin + offs);
PTE_DPRINTF("%s: 0x%" PRIx64 " + 0x%" PRIx64 " => 0x%016" PRIx64 "\n",
__func__, origin, offs, new_asce);
if (level == _ASCE_TYPE_SEGMENT) {
/* 4KB page */
return mmu_translate_pte(env, vaddr, asc, new_asce, raddr, flags, rw);
} else if (level - 4 == _ASCE_TYPE_SEGMENT &&
(new_asce & _SEGMENT_ENTRY_FC) && (env->cregs[0] & CR0_EDAT)) {
/* 1MB page */
return mmu_translate_sfaa(env, vaddr, asc, new_asce, raddr, flags, rw);
} else {
/* yet another region */
return mmu_translate_asce(env, vaddr, asc, new_asce, level - 4, raddr,
flags, rw);
}
}
| 10,361 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | bool iommu_dma_memory_valid(DMAContext *dma, dma_addr_t addr, dma_addr_t len,
DMADirection dir)
{
target_phys_addr_t paddr, plen;
#ifdef DEBUG_IOMMU
fprintf(stderr, "dma_memory_check context=%p addr=0x" DMA_ADDR_FMT
" len=0x" DMA_ADDR_FMT " dir=%d\n", dma, addr, len, dir);
#endif
while (len) {
if (dma->translate(dma, addr, &paddr, &plen, dir) != 0) {
return false;
}
/* The translation might be valid for larger regions. */
if (plen > len) {
plen = len;
}
len -= plen;
addr += plen;
}
return true;
}
| 10,362 |
qemu | f0495f56c9f4574140c392bdbad42721ba692d19 | 0 | static void tm_put(QEMUFile *f, struct tm *tm) {
qemu_put_be16(f, tm->tm_sec);
qemu_put_be16(f, tm->tm_min);
qemu_put_be16(f, tm->tm_hour);
qemu_put_be16(f, tm->tm_mday);
qemu_put_be16(f, tm->tm_min);
qemu_put_be16(f, tm->tm_year);
}
| 10,363 |
qemu | 59800ec8e52bcfa271fa61fb0aae19205ef1b7f1 | 0 | uint64_t helper_fsqrt(CPUPPCState *env, uint64_t arg)
{
CPU_DoubleU farg;
farg.ll = arg;
if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) {
/* Square root of a negative nonzero number */
farg.ll = fload_invalid_op_excp(env, POWERPC_EXCP_FP_VXSQRT);
} else {
if (unlikely(float64_is_signaling_nan(farg.d))) {
/* sNaN square root */
fload_invalid_op_excp(env, POWERPC_EXCP_FP_VXSNAN);
}
farg.d = float64_sqrt(farg.d, &env->fp_status);
}
return farg.ll;
}
| 10,365 |
qemu | d73cd8f4ea1c2944bd16f7a1c445eaa25c9e6e26 | 0 | static int kvm_handle_internal_error(CPUState *env, struct kvm_run *run)
{
fprintf(stderr, "KVM internal error.");
if (kvm_check_extension(kvm_state, KVM_CAP_INTERNAL_ERROR_DATA)) {
int i;
fprintf(stderr, " Suberror: %d\n", run->internal.suberror);
for (i = 0; i < run->internal.ndata; ++i) {
fprintf(stderr, "extra data[%d]: %"PRIx64"\n",
i, (uint64_t)run->internal.data[i]);
}
} else {
fprintf(stderr, "\n");
}
if (run->internal.suberror == KVM_INTERNAL_ERROR_EMULATION) {
fprintf(stderr, "emulation failure\n");
if (!kvm_arch_stop_on_emulation_error(env)) {
cpu_dump_state(env, stderr, fprintf, CPU_DUMP_CODE);
return 0;
}
}
/* FIXME: Should trigger a qmp message to let management know
* something went wrong.
*/
return -1;
}
| 10,366 |
qemu | 92cb05574b7bd489be81f9c58497dc7dfe5d8859 | 0 | int virtio_get_block_size(void)
{
return blk_cfg.blk_size;
}
| 10,367 |
qemu | b67ea0cd74417b42482499c29feb90914fbf8097 | 0 | void tlb_fill(target_ulong addr, int is_write, int mmu_idx, void *retaddr)
{
tlb_set_page(cpu_single_env,
addr & ~(TARGET_PAGE_SIZE - 1),
addr & ~(TARGET_PAGE_SIZE - 1),
PAGE_READ | PAGE_WRITE | PAGE_EXEC,
mmu_idx, TARGET_PAGE_SIZE);
}
| 10,368 |
FFmpeg | ca390e727d165bf80445035c4b67a7239fdc87c0 | 0 | pp_context_t *pp_get_context(int width, int height, int cpuCaps){
PPContext *c= memalign(32, sizeof(PPContext));
int i;
int stride= (width+15)&(~15); //assumed / will realloc if needed
memset(c, 0, sizeof(PPContext));
c->cpuCaps= cpuCaps;
if(cpuCaps&PP_FORMAT){
c->hChromaSubSample= cpuCaps&0x3;
c->vChromaSubSample= (cpuCaps>>4)&0x3;
}else{
c->hChromaSubSample= 1;
c->vChromaSubSample= 1;
}
reallocBuffers(c, width, height, stride);
c->frameNum=-1;
return c;
}
| 10,371 |
qemu | 2884cf5b934808f547b5268a51be631805c25857 | 0 | static gboolean gd_leave_event(GtkWidget *widget, GdkEventCrossing *crossing,
gpointer opaque)
{
VirtualConsole *vc = opaque;
GtkDisplayState *s = vc->s;
if (!gd_is_grab_active(s) && gd_grab_on_hover(s)) {
gd_ungrab_keyboard(s);
}
return TRUE;
}
| 10,372 |
qemu | a307d59434ba78b97544b42b8cfd24a1b62e39a6 | 0 | static void vty_receive(void *opaque, const uint8_t *buf, int size)
{
VIOsPAPRVTYDevice *dev = (VIOsPAPRVTYDevice *)opaque;
int i;
if ((dev->in == dev->out) && size) {
/* toggle line to simulate edge interrupt */
qemu_irq_pulse(dev->sdev.qirq);
}
for (i = 0; i < size; i++) {
assert((dev->in - dev->out) < VTERM_BUFSIZE);
dev->buf[dev->in++ % VTERM_BUFSIZE] = buf[i];
}
}
| 10,373 |
qemu | 71b12d31971751f46c546d693c1e216f38ba2053 | 0 | int kvm_arch_process_async_events(CPUState *env)
{
return 0;
}
| 10,375 |
qemu | d535435f4a3968a897803d38bf1642f3b644979a | 0 | static void coroutine_fn stream_run(void *opaque)
{
StreamBlockJob *s = opaque;
StreamCompleteData *data;
BlockBackend *blk = s->common.blk;
BlockDriverState *bs = blk_bs(blk);
BlockDriverState *base = s->base;
int64_t sector_num = 0;
int64_t end = -1;
uint64_t delay_ns = 0;
int error = 0;
int ret = 0;
int n = 0;
void *buf;
if (!bs->backing) {
goto out;
}
s->common.len = bdrv_getlength(bs);
if (s->common.len < 0) {
ret = s->common.len;
goto out;
}
end = s->common.len >> BDRV_SECTOR_BITS;
buf = qemu_blockalign(bs, STREAM_BUFFER_SIZE);
/* Turn on copy-on-read for the whole block device so that guest read
* requests help us make progress. Only do this when copying the entire
* backing chain since the copy-on-read operation does not take base into
* account.
*/
if (!base) {
bdrv_enable_copy_on_read(bs);
}
for (sector_num = 0; sector_num < end; sector_num += n) {
bool copy;
/* Note that even when no rate limit is applied we need to yield
* with no pending I/O here so that bdrv_drain_all() returns.
*/
block_job_sleep_ns(&s->common, QEMU_CLOCK_REALTIME, delay_ns);
if (block_job_is_cancelled(&s->common)) {
break;
}
copy = false;
ret = bdrv_is_allocated(bs, sector_num,
STREAM_BUFFER_SIZE / BDRV_SECTOR_SIZE, &n);
if (ret == 1) {
/* Allocated in the top, no need to copy. */
} else if (ret >= 0) {
/* Copy if allocated in the intermediate images. Limit to the
* known-unallocated area [sector_num, sector_num+n). */
ret = bdrv_is_allocated_above(backing_bs(bs), base,
sector_num, n, &n);
/* Finish early if end of backing file has been reached */
if (ret == 0 && n == 0) {
n = end - sector_num;
}
copy = (ret == 1);
}
trace_stream_one_iteration(s, sector_num * BDRV_SECTOR_SIZE,
n * BDRV_SECTOR_SIZE, ret);
if (copy) {
ret = stream_populate(blk, sector_num * BDRV_SECTOR_SIZE,
n * BDRV_SECTOR_SIZE, buf);
}
if (ret < 0) {
BlockErrorAction action =
block_job_error_action(&s->common, s->on_error, true, -ret);
if (action == BLOCK_ERROR_ACTION_STOP) {
n = 0;
continue;
}
if (error == 0) {
error = ret;
}
if (action == BLOCK_ERROR_ACTION_REPORT) {
break;
}
}
ret = 0;
/* Publish progress */
s->common.offset += n * BDRV_SECTOR_SIZE;
if (copy && s->common.speed) {
delay_ns = ratelimit_calculate_delay(&s->limit,
n * BDRV_SECTOR_SIZE);
}
}
if (!base) {
bdrv_disable_copy_on_read(bs);
}
/* Do not remove the backing file if an error was there but ignored. */
ret = error;
qemu_vfree(buf);
out:
/* Modify backing chain and close BDSes in main loop */
data = g_malloc(sizeof(*data));
data->ret = ret;
block_job_defer_to_main_loop(&s->common, stream_complete, data);
}
| 10,377 |
qemu | a89f364ae8740dfc31b321eed9ee454e996dc3c1 | 0 | static void palmte_onoff_gpios(void *opaque, int line, int level)
{
switch (line) {
case 0:
printf("%s: current to MMC/SD card %sabled.\n",
__FUNCTION__, level ? "dis" : "en");
break;
case 1:
printf("%s: internal speaker amplifier %s.\n",
__FUNCTION__, level ? "down" : "on");
break;
/* These LCD & Audio output signals have not been identified yet. */
case 2:
case 3:
case 4:
printf("%s: LCD GPIO%i %s.\n",
__FUNCTION__, line - 1, level ? "high" : "low");
break;
case 5:
case 6:
printf("%s: Audio GPIO%i %s.\n",
__FUNCTION__, line - 4, level ? "high" : "low");
break;
}
}
| 10,378 |
qemu | e01b444523e2b0c663b42b3e8f44ef48a6153051 | 0 | static int ppc_hash64_check_prot(int prot, int rwx)
{
int ret;
if (rwx == 2) {
if (prot & PAGE_EXEC) {
ret = 0;
} else {
ret = -2;
}
} else if (rwx == 1) {
if (prot & PAGE_WRITE) {
ret = 0;
} else {
ret = -2;
}
} else {
if (prot & PAGE_READ) {
ret = 0;
} else {
ret = -2;
}
}
return ret;
}
| 10,379 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void exynos4210_pwm_write(void *opaque, target_phys_addr_t offset,
uint64_t value, unsigned size)
{
Exynos4210PWMState *s = (Exynos4210PWMState *)opaque;
int index;
uint32_t new_val;
int i;
switch (offset) {
case TCFG0: case TCFG1:
index = (offset - TCFG0) >> 2;
s->reg_tcfg[index] = value;
/* update timers frequencies */
for (i = 0; i < EXYNOS4210_PWM_TIMERS_NUM; i++) {
exynos4210_pwm_update_freq(s, s->timer[i].id);
}
break;
case TCON:
for (i = 0; i < EXYNOS4210_PWM_TIMERS_NUM; i++) {
if ((value & TCON_TIMER_MANUAL_UPD(i)) >
(s->reg_tcon & TCON_TIMER_MANUAL_UPD(i))) {
/*
* TCNTB and TCMPB are loaded into TCNT and TCMP.
* Update timers.
*/
/* this will start timer to run, this ok, because
* during processing start bit timer will be stopped
* if needed */
ptimer_set_count(s->timer[i].ptimer, s->timer[i].reg_tcntb);
DPRINTF("set timer %d count to %x\n", i,
s->timer[i].reg_tcntb);
}
if ((value & TCON_TIMER_START(i)) >
(s->reg_tcon & TCON_TIMER_START(i))) {
/* changed to start */
ptimer_run(s->timer[i].ptimer, 1);
DPRINTF("run timer %d\n", i);
}
if ((value & TCON_TIMER_START(i)) <
(s->reg_tcon & TCON_TIMER_START(i))) {
/* changed to stop */
ptimer_stop(s->timer[i].ptimer);
DPRINTF("stop timer %d\n", i);
}
}
s->reg_tcon = value;
break;
case TCNTB0: case TCNTB1:
case TCNTB2: case TCNTB3: case TCNTB4:
index = (offset - TCNTB0) / 0xC;
s->timer[index].reg_tcntb = value;
break;
case TCMPB0: case TCMPB1:
case TCMPB2: case TCMPB3:
index = (offset - TCMPB0) / 0xC;
s->timer[index].reg_tcmpb = value;
break;
case TINT_CSTAT:
new_val = (s->reg_tint_cstat & 0x3E0) + (0x1F & value);
new_val &= ~(0x3E0 & value);
for (i = 0; i < EXYNOS4210_PWM_TIMERS_NUM; i++) {
if ((new_val & TINT_CSTAT_STATUS(i)) <
(s->reg_tint_cstat & TINT_CSTAT_STATUS(i))) {
qemu_irq_lower(s->timer[i].irq);
}
}
s->reg_tint_cstat = new_val;
break;
default:
fprintf(stderr,
"[exynos4210.pwm: bad write offset " TARGET_FMT_plx "]\n",
offset);
break;
}
}
| 10,380 |
qemu | 9c5ce8db2e5c2769ed2fd3d91928dd1853b5ce7c | 0 | static void smbios_build_type_1_table(void)
{
SMBIOS_BUILD_TABLE_PRE(1, 0x100, true); /* required */
SMBIOS_TABLE_SET_STR(1, manufacturer_str, type1.manufacturer);
SMBIOS_TABLE_SET_STR(1, product_name_str, type1.product);
SMBIOS_TABLE_SET_STR(1, version_str, type1.version);
SMBIOS_TABLE_SET_STR(1, serial_number_str, type1.serial);
if (qemu_uuid_set) {
smbios_encode_uuid(&t->uuid, qemu_uuid);
} else {
memset(&t->uuid, 0, 16);
}
t->wake_up_type = 0x06; /* power switch */
SMBIOS_TABLE_SET_STR(1, sku_number_str, type1.sku);
SMBIOS_TABLE_SET_STR(1, family_str, type1.family);
SMBIOS_BUILD_TABLE_POST;
}
| 10,381 |
FFmpeg | 605b047bcc48482dc8a356f56629da259fbddbf1 | 0 | static int rv10_decode_frame(AVCodecContext *avctx,
void *data, int *got_frame,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
MpegEncContext *s = avctx->priv_data;
int i;
AVFrame *pict = data;
int slice_count;
const uint8_t *slices_hdr = NULL;
av_dlog(avctx, "*****frame %d size=%d\n", avctx->frame_number, buf_size);
/* no supplementary picture */
if (buf_size == 0) {
return 0;
}
if(!avctx->slice_count){
slice_count = (*buf++) + 1;
buf_size--;
slices_hdr = buf + 4;
buf += 8 * slice_count;
buf_size -= 8 * slice_count;
if (buf_size <= 0)
return AVERROR_INVALIDDATA;
}else
slice_count = avctx->slice_count;
for(i=0; i<slice_count; i++){
unsigned offset = get_slice_offset(avctx, slices_hdr, i);
int size, size2;
if (offset >= buf_size)
return AVERROR_INVALIDDATA;
if(i+1 == slice_count)
size= buf_size - offset;
else
size= get_slice_offset(avctx, slices_hdr, i+1) - offset;
if(i+2 >= slice_count)
size2= buf_size - offset;
else
size2= get_slice_offset(avctx, slices_hdr, i+2) - offset;
if (size <= 0 || size2 <= 0 ||
offset + FFMAX(size, size2) > buf_size)
return AVERROR_INVALIDDATA;
if(rv10_decode_packet(avctx, buf+offset, size, size2) > 8*size)
i++;
}
if(s->current_picture_ptr != NULL && s->mb_y>=s->mb_height){
ff_er_frame_end(s);
ff_MPV_frame_end(s);
if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
*pict = s->current_picture_ptr->f;
} else if (s->last_picture_ptr != NULL) {
*pict = s->last_picture_ptr->f;
}
if(s->last_picture_ptr || s->low_delay){
*got_frame = 1;
ff_print_debug_info(s, pict);
}
s->current_picture_ptr= NULL; // so we can detect if frame_end was not called (find some nicer solution...)
}
return avpkt->size;
}
| 10,382 |
qemu | 5c8d6f008c0555b54cf10550fa86199a2cfabbca | 0 | int css_do_rchp(uint8_t cssid, uint8_t chpid)
{
uint8_t real_cssid;
if (cssid > channel_subsys.max_cssid) {
return -EINVAL;
}
if (channel_subsys.max_cssid == 0) {
real_cssid = channel_subsys.default_cssid;
} else {
real_cssid = cssid;
}
if (!channel_subsys.css[real_cssid]) {
return -EINVAL;
}
if (!channel_subsys.css[real_cssid]->chpids[chpid].in_use) {
return -ENODEV;
}
if (!channel_subsys.css[real_cssid]->chpids[chpid].is_virtual) {
fprintf(stderr,
"rchp unsupported for non-virtual chpid %x.%02x!\n",
real_cssid, chpid);
return -ENODEV;
}
/* We don't really use a channel path, so we're done here. */
css_queue_crw(CRW_RSC_CHP, CRW_ERC_INIT,
channel_subsys.max_cssid > 0 ? 1 : 0, chpid);
if (channel_subsys.max_cssid > 0) {
css_queue_crw(CRW_RSC_CHP, CRW_ERC_INIT, 0, real_cssid << 8);
}
return 0;
}
| 10,384 |
qemu | 7ec1e5ea4bd0700fa48da86bffa2fcc6146c410a | 0 | static void gen_swap_asi(DisasContext *dc, TCGv dst, TCGv src,
TCGv addr, int insn)
{
TCGv_i32 r_asi, r_size, r_sign;
TCGv_i64 s64, t64 = tcg_temp_new_i64();
r_asi = gen_get_asi(dc, insn);
r_size = tcg_const_i32(4);
r_sign = tcg_const_i32(0);
gen_helper_ld_asi(t64, cpu_env, addr, r_asi, r_size, r_sign);
tcg_temp_free_i32(r_sign);
s64 = tcg_temp_new_i64();
tcg_gen_extu_tl_i64(s64, src);
gen_helper_st_asi(cpu_env, addr, s64, r_asi, r_size);
tcg_temp_free_i64(s64);
tcg_temp_free_i32(r_size);
tcg_temp_free_i32(r_asi);
tcg_gen_trunc_i64_tl(dst, t64);
tcg_temp_free_i64(t64);
}
| 10,386 |
qemu | 4207117c93357347500235952ce7891688089cb1 | 0 | static void borzoi_init(int ram_size, int vga_ram_size, int boot_device,
DisplayState *ds, const char **fd_filename, int snapshot,
const char *kernel_filename, const char *kernel_cmdline,
const char *initrd_filename, const char *cpu_model)
{
spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename,
kernel_cmdline, initrd_filename, borzoi, 0x33f);
}
| 10,387 |
qemu | 3de3d698d942d1116152417f882c897b26b44e41 | 1 | static struct addrinfo *inet_parse_connect_opts(QemuOpts *opts, Error **errp)
{
struct addrinfo ai, *res;
int rc;
const char *addr;
const char *port;
memset(&ai, 0, sizeof(ai));
ai.ai_flags = AI_CANONNAME | AI_ADDRCONFIG;
ai.ai_family = PF_UNSPEC;
ai.ai_socktype = SOCK_STREAM;
addr = qemu_opt_get(opts, "host");
port = qemu_opt_get(opts, "port");
if (addr == NULL || port == NULL) {
error_setg(errp, "host and/or port not specified");
return NULL;
}
if (qemu_opt_get_bool(opts, "ipv4", 0)) {
ai.ai_family = PF_INET;
}
if (qemu_opt_get_bool(opts, "ipv6", 0)) {
ai.ai_family = PF_INET6;
}
/* lookup */
rc = getaddrinfo(addr, port, &ai, &res);
if (rc != 0) {
error_setg(errp, "address resolution failed for %s:%s: %s", addr, port,
gai_strerror(rc));
return NULL;
}
return res;
}
| 10,388 |
qemu | 53111180946a56d314a9c1d07d09b9ef91e847b9 | 1 | static int arm_gic_init(SysBusDevice *dev)
{
/* Device instance init function for the GIC sysbus device */
int i;
GICState *s = FROM_SYSBUS(GICState, dev);
ARMGICClass *agc = ARM_GIC_GET_CLASS(s);
agc->parent_init(dev);
gic_init_irqs_and_distributor(s, s->num_irq);
/* Memory regions for the CPU interfaces (NVIC doesn't have these):
* a region for "CPU interface for this core", then a region for
* "CPU interface for core 0", "for core 1", ...
* NB that the memory region size of 0x100 applies for the 11MPCore
* and also cores following the GIC v1 spec (ie A9).
* GIC v2 defines a larger memory region (0x1000) so this will need
* to be extended when we implement A15.
*/
memory_region_init_io(&s->cpuiomem[0], &gic_thiscpu_ops, s,
"gic_cpu", 0x100);
for (i = 0; i < NUM_CPU(s); i++) {
s->backref[i] = s;
memory_region_init_io(&s->cpuiomem[i+1], &gic_cpu_ops, &s->backref[i],
"gic_cpu", 0x100);
}
/* Distributor */
sysbus_init_mmio(dev, &s->iomem);
/* cpu interfaces (one for "current cpu" plus one per cpu) */
for (i = 0; i <= NUM_CPU(s); i++) {
sysbus_init_mmio(dev, &s->cpuiomem[i]);
}
return 0;
}
| 10,390 |
qemu | d2963631dd54ddf0f46c151b7e3013e39bb78d3b | 1 | static bool addrrange_intersects(AddrRange r1, AddrRange r2)
{
return (r1.start >= r2.start && r1.start < r2.start + r2.size)
|| (r2.start >= r1.start && r2.start < r1.start + r1.size);
}
| 10,392 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | static void network_to_result(RDMARegisterResult *result)
{
result->rkey = ntohl(result->rkey);
result->host_addr = ntohll(result->host_addr);
};
| 10,393 |
FFmpeg | c3ab0004ae4dffc32494ae84dd15cfaa909a7884 | 1 | static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, const uint8_t *src, int width, enum PixelFormat srcFormat)
{
if(srcFormat == PIX_FMT_BGR24) {
__asm__ volatile(
"movq "MANGLE(ff_bgr24toY1Coeff)", %%mm5 \n\t"
"movq "MANGLE(ff_bgr24toY2Coeff)", %%mm6 \n\t"
:
);
} else {
__asm__ volatile(
"movq "MANGLE(ff_rgb24toY1Coeff)", %%mm5 \n\t"
"movq "MANGLE(ff_rgb24toY2Coeff)", %%mm6 \n\t"
:
);
}
__asm__ volatile(
"movq "MANGLE(ff_bgr24toYOffset)", %%mm4 \n\t"
"mov %2, %%"REG_a" \n\t"
"pxor %%mm7, %%mm7 \n\t"
"1: \n\t"
PREFETCH" 64(%0) \n\t"
"movd (%0), %%mm0 \n\t"
"movd 2(%0), %%mm1 \n\t"
"movd 6(%0), %%mm2 \n\t"
"movd 8(%0), %%mm3 \n\t"
"add $12, %0 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"pmaddwd %%mm5, %%mm0 \n\t"
"pmaddwd %%mm6, %%mm1 \n\t"
"pmaddwd %%mm5, %%mm2 \n\t"
"pmaddwd %%mm6, %%mm3 \n\t"
"paddd %%mm1, %%mm0 \n\t"
"paddd %%mm3, %%mm2 \n\t"
"paddd %%mm4, %%mm0 \n\t"
"paddd %%mm4, %%mm2 \n\t"
"psrad $15, %%mm0 \n\t"
"psrad $15, %%mm2 \n\t"
"packssdw %%mm2, %%mm0 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"movd %%mm0, (%1, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: "+r" (src)
: "r" (dst+width), "g" ((x86_reg)-width)
: "%"REG_a
);
}
| 10,394 |
FFmpeg | f929ab0569ff31ed5a59b0b0adb7ce09df3fca39 | 0 | static int xvid_ff_2pass_after(struct xvid_context *ref,
xvid_plg_data_t *param) {
char *log = ref->twopassbuffer;
const char *frame_types = " ipbs";
char frame_type;
/* Quick bounds check */
if( log == NULL )
return XVID_ERR_FAIL;
/* Convert the type given to us into a character */
if( param->type < 5 && param->type > 0 ) {
frame_type = frame_types[param->type];
} else {
return XVID_ERR_FAIL;
}
snprintf(BUFFER_CAT(log), BUFFER_REMAINING(log),
"%c %d %d %d %d %d %d\n",
frame_type, param->stats.quant, param->stats.kblks, param->stats.mblks,
param->stats.ublks, param->stats.length, param->stats.hlength);
return 0;
}
| 10,395 |
FFmpeg | 0e57c051181c06d9a3468d5e072ded827ed09a53 | 0 | int ff_vdpau_common_end_frame(AVCodecContext *avctx, AVFrame *frame,
struct vdpau_picture_context *pic_ctx)
{
VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
AVVDPAUContext *hwctx = avctx->hwaccel_context;
VdpVideoSurface surf = ff_vdpau_get_surface_id(frame);
VdpStatus status;
int val;
val = ff_vdpau_common_reinit(avctx);
if (val < 0)
return val;
#if FF_API_BUFS_VDPAU
FF_DISABLE_DEPRECATION_WARNINGS
hwctx->info = pic_ctx->info;
hwctx->bitstream_buffers = pic_ctx->bitstream_buffers;
hwctx->bitstream_buffers_used = pic_ctx->bitstream_buffers_used;
hwctx->bitstream_buffers_allocated = pic_ctx->bitstream_buffers_allocated;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
if (!hwctx->render) {
status = hwctx->render2(avctx, frame, (void *)&pic_ctx->info,
pic_ctx->bitstream_buffers_used, pic_ctx->bitstream_buffers);
} else
status = vdctx->render(vdctx->decoder, surf, (void *)&pic_ctx->info,
pic_ctx->bitstream_buffers_used,
pic_ctx->bitstream_buffers);
av_freep(&pic_ctx->bitstream_buffers);
#if FF_API_BUFS_VDPAU
FF_DISABLE_DEPRECATION_WARNINGS
hwctx->bitstream_buffers = NULL;
hwctx->bitstream_buffers_used = 0;
hwctx->bitstream_buffers_allocated = 0;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
return vdpau_error(status);
}
| 10,396 |
FFmpeg | 5405584b7b54ca889c341743de1d58792449830d | 0 | static CheckasmFunc *get_func(const char *name, int length)
{
CheckasmFunc *f, **f_ptr = &state.funcs;
/* Search the tree for a matching node */
while ((f = *f_ptr)) {
int cmp = cmp_func_names(name, f->name);
if (!cmp)
return f;
f_ptr = &f->child[(cmp > 0)];
}
/* Allocate and insert a new node into the tree */
f = *f_ptr = checkasm_malloc(sizeof(CheckasmFunc) + length);
memcpy(f->name, name, length+1);
return f;
}
| 10,397 |
FFmpeg | a553c6a347d3d28d7ee44c3df3d5c4ee780dba23 | 0 | static void unref_picture(H264Context *h, Picture *pic)
{
int off = offsetof(Picture, tf) + sizeof(pic->tf);
int i;
if (!pic->f.data[0])
return;
ff_thread_release_buffer(h->avctx, &pic->tf);
av_buffer_unref(&pic->hwaccel_priv_buf);
av_buffer_unref(&pic->qscale_table_buf);
av_buffer_unref(&pic->mb_type_buf);
for (i = 0; i < 2; i++) {
av_buffer_unref(&pic->motion_val_buf[i]);
av_buffer_unref(&pic->ref_index_buf[i]);
}
memset((uint8_t*)pic + off, 0, sizeof(*pic) - off);
}
| 10,398 |
FFmpeg | 27c7ca9c12bb42d5c44d46f24cd970469d0ef55a | 0 | void ff_free_parser_state(AVFormatContext *s, AVParserState *state)
{
int i;
AVParserStreamState *ss;
if (!state)
return;
for (i = 0; i < state->nb_streams; i++) {
ss = &state->stream_states[i];
if (ss->parser)
av_parser_close(ss->parser);
av_free_packet(&ss->cur_pkt);
}
free_packet_list(state->packet_buffer);
free_packet_list(state->raw_packet_buffer);
av_free(state->stream_states);
av_free(state);
}
| 10,400 |
FFmpeg | e33943728e775ef9f3239fe950f3be4fa405d1f2 | 1 | static int mjpeg_decode_com(MJpegDecodeContext *s)
{
/* XXX: verify len field validity */
int len = get_bits(&s->gb, 16);
if (len >= 2 && len < 32768) {
/* XXX: any better upper bound */
uint8_t *cbuf = av_malloc(len - 1);
if (cbuf) {
int i;
for (i = 0; i < len - 2; i++)
cbuf[i] = get_bits(&s->gb, 8);
if (i > 0 && cbuf[i-1] == '\n')
cbuf[i-1] = 0;
else
cbuf[i] = 0;
if(s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_INFO, "mjpeg comment: '%s'\n", cbuf);
/* buggy avid, it puts EOI only at every 10th frame */
if (!strcmp(cbuf, "AVID"))
{
s->buggy_avid = 1;
// if (s->first_picture)
// printf("mjpeg: workarounding buggy AVID\n");
}
else if(!strcmp(cbuf, "CS=ITU601")){
s->cs_itu601= 1;
}
av_free(cbuf);
}
}
return 0;
}
| 10,401 |
qemu | 7da76e12cc5cc902dda4c168d8d608fd4e61cbc5 | 1 | static void xhci_runtime_write(void *ptr, hwaddr reg,
uint64_t val, unsigned size)
{
XHCIState *xhci = ptr;
int v = (reg - 0x20) / 0x20;
XHCIInterrupter *intr = &xhci->intr[v];
trace_usb_xhci_runtime_write(reg, val);
if (reg < 0x20) {
trace_usb_xhci_unimplemented("runtime write", reg);
return;
switch (reg & 0x1f) {
case 0x00: /* IMAN */
if (val & IMAN_IP) {
intr->iman &= ~IMAN_IP;
intr->iman &= ~IMAN_IE;
intr->iman |= val & IMAN_IE;
if (v == 0) {
xhci_intx_update(xhci);
xhci_msix_update(xhci, v);
break;
case 0x04: /* IMOD */
intr->imod = val;
break;
case 0x08: /* ERSTSZ */
intr->erstsz = val & 0xffff;
break;
case 0x10: /* ERSTBA low */
/* XXX NEC driver bug: it doesn't align this to 64 bytes
intr->erstba_low = val & 0xffffffc0; */
intr->erstba_low = val & 0xfffffff0;
break;
case 0x14: /* ERSTBA high */
intr->erstba_high = val;
xhci_er_reset(xhci, v);
break;
case 0x18: /* ERDP low */
intr->erdp_low &= ~ERDP_EHB;
intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB);
break;
case 0x1c: /* ERDP high */
intr->erdp_high = val;
xhci_events_update(xhci, v);
break;
default:
trace_usb_xhci_unimplemented("oper write", reg);
| 10,402 |
qemu | 2c8f86961b6eaac705be21bc98299f5517eb0b6b | 1 | static void test_ide_none(void)
{
char *argv[256];
setup_common(argv, ARRAY_SIZE(argv));
qtest_start(g_strjoinv(" ", argv));
test_cmos();
qtest_end();
}
| 10,403 |
FFmpeg | c9ed48e80ef807ab0c1bb946ac8db5f34d83d9c9 | 1 | int ff_dca_xll_decode_audio(DCAContext *s, AVFrame *frame)
{
/* FIXME: Decodes only the first frequency band. */
int seg, chset_i;
/* Coding parameters for each channel set. */
struct coding_params {
int seg_type;
int rice_code_flag[16];
int pancAuxABIT[16];
int pancABIT0[16]; /* Not sure what this is */
int pancABIT[16]; /* Not sure what this is */
int nSamplPart0[16];
} param_state[16];
GetBitContext *gb = &s->xll_navi.gb;
int *history;
/* Layout: First the sample buffer for one segment per channel,
* followed by history buffers of DCA_XLL_AORDER_MAX samples for
* each channel. */
av_fast_malloc(&s->xll_sample_buf, &s->xll_sample_buf_size,
(s->xll_smpl_in_seg + DCA_XLL_AORDER_MAX) *
s->xll_channels * sizeof(*s->xll_sample_buf));
if (!s->xll_sample_buf)
return AVERROR(ENOMEM);
history = s->xll_sample_buf + s->xll_smpl_in_seg * s->xll_channels;
for (seg = 0; seg < s->xll_segments; seg++) {
unsigned in_channel;
for (chset_i = in_channel = 0; chset_i < s->xll_nch_sets; chset_i++) {
/* The spec isn't very explicit, but I think the NAVI sizes are in bytes. */
int end_pos = get_bits_count(gb) +
8 * s->xll_navi.chset_size[0][seg][chset_i];
int i, j;
struct coding_params *params = ¶m_state[chset_i];
/* I think this flag means that we should keep seg_type and
* other parameters from the previous segment. */
int use_seg_state_code_param;
XllChSetSubHeader *chset = &s->xll_chsets[chset_i];
if (in_channel >= s->avctx->channels)
/* FIXME: Could go directly to next segment */
goto next_chset;
if (s->avctx->sample_rate != chset->sampling_frequency) {
av_log(s->avctx, AV_LOG_WARNING,
"XLL: unexpected chset sample rate %d, expected %d\n",
chset->sampling_frequency, s->avctx->sample_rate);
goto next_chset;
}
if (seg != 0)
use_seg_state_code_param = get_bits(gb, 1);
else
use_seg_state_code_param = 0;
if (!use_seg_state_code_param) {
int num_param_sets, i;
unsigned bits4ABIT;
params->seg_type = get_bits(gb, 1);
num_param_sets = params->seg_type ? 1 : chset->channels;
if (chset->bit_width > 16) {
bits4ABIT = 5;
} else {
if (chset->bit_width > 8)
bits4ABIT = 4;
else
bits4ABIT = 3;
if (s->xll_nch_sets > 1)
bits4ABIT++;
}
for (i = 0; i < num_param_sets; i++) {
params->rice_code_flag[i] = get_bits(gb, 1);
if (!params->seg_type && params->rice_code_flag[i] && get_bits(gb, 1))
params->pancAuxABIT[i] = get_bits(gb, bits4ABIT) + 1;
else
params->pancAuxABIT[i] = 0;
}
for (i = 0; i < num_param_sets; i++) {
if (!seg) {
/* Parameters for part 1 */
params->pancABIT0[i] = get_bits(gb, bits4ABIT);
if (params->rice_code_flag[i] == 0 && params->pancABIT0[i] > 0)
/* For linear code */
params->pancABIT0[i]++;
/* NOTE: In the spec, not indexed by band??? */
if (params->seg_type == 0)
params->nSamplPart0[i] = chset->adapt_order[0][i];
else
params->nSamplPart0[i] = chset->adapt_order_max[0];
} else
params->nSamplPart0[i] = 0;
/* Parameters for part 2 */
params->pancABIT[i] = get_bits(gb, bits4ABIT);
if (params->rice_code_flag[i] == 0 && params->pancABIT[i] > 0)
/* For linear code */
params->pancABIT[i]++;
}
}
for (i = 0; i < chset->channels; i++) {
int param_index = params->seg_type ? 0 : i;
int bits = params->pancABIT0[param_index];
int part0 = params->nSamplPart0[param_index];
int *sample_buf = s->xll_sample_buf +
(in_channel + i) * s->xll_smpl_in_seg;
if (!params->rice_code_flag[param_index]) {
/* Linear code */
if (bits)
for (j = 0; j < part0; j++)
sample_buf[j] = get_bits_sm(gb, bits);
else
memset(sample_buf, 0, part0 * sizeof(sample_buf[0]));
/* Second part */
bits = params->pancABIT[param_index];
if (bits)
for (j = part0; j < s->xll_smpl_in_seg; j++)
sample_buf[j] = get_bits_sm(gb, bits);
else
memset(sample_buf + part0, 0,
(s->xll_smpl_in_seg - part0) * sizeof(sample_buf[0]));
} else {
int aux_bits = params->pancAuxABIT[param_index];
for (j = 0; j < part0; j++) {
/* FIXME: Is this identical to Golomb code? */
int t = get_unary(gb, 1, 33) << bits;
/* FIXME: Could move this test outside of the loop, for efficiency. */
if (bits)
t |= get_bits(gb, bits);
sample_buf[j] = (t & 1) ? -(t >> 1) - 1 : (t >> 1);
}
/* Second part */
bits = params->pancABIT[param_index];
/* Follow the spec's suggestion of using the
* buffer also to store the hybrid-rice flags. */
memset(sample_buf + part0, 0,
(s->xll_smpl_in_seg - part0) * sizeof(sample_buf[0]));
if (aux_bits > 0) {
/* For hybrid rice encoding, some samples are linearly
* coded. According to the spec, "nBits4SamplLoci" bits
* are used for each index, but this value is not
* defined. I guess we should use log2(xll_smpl_in_seg)
* bits. */
int count = get_bits(gb, s->xll_log_smpl_in_seg);
av_log(s->avctx, AV_LOG_DEBUG, "aux count %d (bits %d)\n",
count, s->xll_log_smpl_in_seg);
for (j = 0; j < count; j++)
sample_buf[get_bits(gb, s->xll_log_smpl_in_seg)] = 1;
}
for (j = part0; j < s->xll_smpl_in_seg; j++) {
if (!sample_buf[j]) {
int t = get_unary(gb, 1, 33);
if (bits)
t = (t << bits) | get_bits(gb, bits);
sample_buf[j] = (t & 1) ? -(t >> 1) - 1 : (t >> 1);
} else
sample_buf[j] = get_bits_sm(gb, aux_bits);
}
}
}
for (i = 0; i < chset->channels; i++) {
unsigned adapt_order = chset->adapt_order[0][i];
int *sample_buf = s->xll_sample_buf +
(in_channel + i) * s->xll_smpl_in_seg;
int *prev = history + (in_channel + i) * DCA_XLL_AORDER_MAX;
if (!adapt_order) {
unsigned order;
for (order = chset->fixed_order[0][i]; order > 0; order--) {
unsigned j;
for (j = 1; j < s->xll_smpl_in_seg; j++)
sample_buf[j] += sample_buf[j - 1];
}
} else
/* Inverse adaptive prediction, in place. */
dca_xll_inv_adapt_pred(sample_buf, s->xll_smpl_in_seg,
adapt_order, seg ? prev : NULL,
chset->lpc_refl_coeffs_q_ind[0][i]);
memcpy(prev, sample_buf + s->xll_smpl_in_seg - DCA_XLL_AORDER_MAX,
DCA_XLL_AORDER_MAX * sizeof(*prev));
}
for (i = 1; i < chset->channels; i += 2) {
int coeff = chset->pw_ch_pairs_coeffs[0][i / 2];
if (coeff != 0) {
int *sample_buf = s->xll_sample_buf +
(in_channel + i) * s->xll_smpl_in_seg;
int *prev = sample_buf - s->xll_smpl_in_seg;
unsigned j;
for (j = 0; j < s->xll_smpl_in_seg; j++)
/* Shift is unspecified, but should apparently be 3. */
sample_buf[j] += ((int64_t) coeff * prev[j] + 4) >> 3;
}
}
if (s->xll_scalable_lsb) {
int lsb_start = end_pos - 8 * chset->lsb_fsize[0] -
8 * (s->xll_banddata_crc & 2);
int done;
i = get_bits_count(gb);
if (i > lsb_start) {
av_log(s->avctx, AV_LOG_ERROR,
"chset data lsb exceeds NAVI size, end_pos %d, lsb_start %d, pos %d\n",
end_pos, lsb_start, i);
return AVERROR_INVALIDDATA;
}
if (i < lsb_start)
skip_bits_long(gb, lsb_start - i);
for (i = done = 0; i < chset->channels; i++) {
int bits = chset->scalable_lsbs[0][i];
if (bits > 0) {
/* The channel reordering is conceptually done
* before adding the lsb:s, so we need to do
* the inverse permutation here. */
unsigned pi = chset->orig_chan_order_inv[0][i];
int *sample_buf = s->xll_sample_buf +
(in_channel + pi) * s->xll_smpl_in_seg;
int adj = chset->bit_width_adj_per_ch[0][i];
int msb_shift = bits;
unsigned j;
if (adj > 0)
msb_shift += adj - 1;
for (j = 0; j < s->xll_smpl_in_seg; j++)
sample_buf[j] = (sample_buf[j] << msb_shift) +
(get_bits(gb, bits) << adj);
done += bits * s->xll_smpl_in_seg;
}
}
if (done > 8 * chset->lsb_fsize[0]) {
av_log(s->avctx, AV_LOG_ERROR,
"chset lsb exceeds lsb_size\n");
return AVERROR_INVALIDDATA;
}
}
/* Store output. */
for (i = 0; i < chset->channels; i++) {
int *sample_buf = s->xll_sample_buf +
(in_channel + i) * s->xll_smpl_in_seg;
int shift = 1 - chset->bit_resolution;
int out_channel = chset->orig_chan_order[0][i];
float *out;
/* XLL uses the channel order C, L, R, and we want L,
* R, C. FIXME: Generalize. */
if (chset->ch_mask_enabled &&
(chset->ch_mask & 7) == 7 && out_channel < 3)
out_channel = out_channel ? out_channel - 1 : 2;
out_channel += in_channel;
if (out_channel >= s->avctx->channels)
continue;
out = (float *) frame->extended_data[out_channel];
out += seg * s->xll_smpl_in_seg;
/* NOTE: A one bit means residual encoding is *not* used. */
if ((chset->residual_encode >> i) & 1) {
/* Replace channel samples.
* FIXME: Most likely not the right thing to do. */
for (j = 0; j < s->xll_smpl_in_seg; j++)
out[j] = ldexpf(sample_buf[j], shift);
} else {
/* Add residual signal to core channel */
for (j = 0; j < s->xll_smpl_in_seg; j++)
out[j] += ldexpf(sample_buf[j], shift);
}
}
if (chset->downmix_coeff_code_embedded &&
!chset->primary_ch_set && chset->hier_chset) {
/* Undo hierarchical downmix of earlier channels. */
unsigned mix_channel;
for (mix_channel = 0; mix_channel < in_channel; mix_channel++) {
float *mix_buf;
const int *col;
float coeff;
unsigned row;
/* Similar channel reorder C, L, R vs L, R, C reorder. */
if (chset->ch_mask_enabled &&
(chset->ch_mask & 7) == 7 && mix_channel < 3)
mix_buf = (float *) frame->extended_data[mix_channel ? mix_channel - 1 : 2];
else
mix_buf = (float *) frame->extended_data[mix_channel];
mix_buf += seg * s->xll_smpl_in_seg;
col = &chset->downmix_coeffs[mix_channel * (chset->channels + 1)];
/* Scale */
coeff = ldexpf(col[0], -16);
for (j = 0; j < s->xll_smpl_in_seg; j++)
mix_buf[j] *= coeff;
for (row = 0;
row < chset->channels && in_channel + row < s->avctx->channels;
row++)
if (col[row + 1]) {
const float *new_channel =
(const float *) frame->extended_data[in_channel + row];
new_channel += seg * s->xll_smpl_in_seg;
coeff = ldexpf(col[row + 1], -15);
for (j = 0; j < s->xll_smpl_in_seg; j++)
mix_buf[j] -= coeff * new_channel[j];
}
}
}
next_chset:
in_channel += chset->channels;
/* Skip to next channel set using the NAVI info. */
i = get_bits_count(gb);
if (i > end_pos) {
av_log(s->avctx, AV_LOG_ERROR,
"chset data exceeds NAVI size\n");
return AVERROR_INVALIDDATA;
}
if (i < end_pos)
skip_bits_long(gb, end_pos - i);
}
}
return 0;
}
| 10,404 |
FFmpeg | f1e173049ecc9de03817385ba8962d14cba779db | 0 | static void encode_cblk(Jpeg2000EncoderContext *s, Jpeg2000T1Context *t1, Jpeg2000Cblk *cblk, Jpeg2000Tile *tile,
int width, int height, int bandpos, int lev)
{
int pass_t = 2, passno, x, y, max=0, nmsedec, bpno;
int64_t wmsedec = 0;
for (y = 0; y < height+2; y++)
memset(t1->flags[y], 0, (width+2)*sizeof(int));
for (y = 0; y < height; y++){
for (x = 0; x < width; x++){
if (t1->data[y][x] < 0){
t1->flags[y+1][x+1] |= JPEG2000_T1_SGN;
t1->data[y][x] = -t1->data[y][x];
}
max = FFMAX(max, t1->data[y][x]);
}
}
if (max == 0){
cblk->nonzerobits = 0;
bpno = 0;
} else{
cblk->nonzerobits = av_log2(max) + 1 - NMSEDEC_FRACBITS;
bpno = cblk->nonzerobits - 1;
}
ff_mqc_initenc(&t1->mqc, cblk->data);
for (passno = 0; bpno >= 0; passno++){
nmsedec=0;
switch(pass_t){
case 0: encode_sigpass(t1, width, height, bandpos, &nmsedec, bpno);
break;
case 1: encode_refpass(t1, width, height, &nmsedec, bpno);
break;
case 2: encode_clnpass(t1, width, height, bandpos, &nmsedec, bpno);
break;
}
cblk->passes[passno].rate = ff_mqc_flush_to(&t1->mqc, cblk->passes[passno].flushed, &cblk->passes[passno].flushed_len);
wmsedec += (int64_t)nmsedec << (2*bpno);
cblk->passes[passno].disto = wmsedec;
if (++pass_t == 3){
pass_t = 0;
bpno--;
}
}
cblk->npasses = passno;
cblk->ninclpasses = passno;
cblk->passes[passno-1].rate = ff_mqc_flush_to(&t1->mqc, cblk->passes[passno-1].flushed, &cblk->passes[passno-1].flushed_len);
}
| 10,405 |
qemu | 5f3e31012e334f3410e04abae7f88565df17c91a | 1 | void cpu_disable_ticks(void)
{
/* Here, the really thing protected by seqlock is cpu_clock_offset. */
seqlock_write_lock(&timers_state.vm_clock_seqlock);
if (timers_state.cpu_ticks_enabled) {
timers_state.cpu_ticks_offset = cpu_get_ticks();
timers_state.cpu_clock_offset = cpu_get_clock_locked();
timers_state.cpu_ticks_enabled = 0;
}
seqlock_write_unlock(&timers_state.vm_clock_seqlock);
}
| 10,407 |
FFmpeg | 7f526efd17973ec6d2204f7a47b6923e2be31363 | 1 | static inline void RENAME(yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
unsigned int width, unsigned int height,
int lumStride, int chromStride, int dstStride)
{
//FIXME interpolate chroma
RENAME(yuvPlanartoyuy2)(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride, 2);
}
| 10,408 |
FFmpeg | ea98507db018c7b0ea7a167281a210ba1328dde7 | 0 | static int decode_residuals(FLACContext *s, int channel, int pred_order)
{
int i, tmp, partition, method_type, rice_order;
int sample = 0, samples;
method_type = get_bits(&s->gb, 2);
if (method_type > 1) {
av_log(s->avctx, AV_LOG_ERROR, "illegal residual coding method %d\n",
method_type);
return -1;
}
rice_order = get_bits(&s->gb, 4);
samples= s->blocksize >> rice_order;
if (pred_order > samples) {
av_log(s->avctx, AV_LOG_ERROR, "invalid predictor order: %i > %i\n",
pred_order, samples);
return -1;
}
sample=
i= pred_order;
for (partition = 0; partition < (1 << rice_order); partition++) {
tmp = get_bits(&s->gb, method_type == 0 ? 4 : 5);
if (tmp == (method_type == 0 ? 15 : 31)) {
tmp = get_bits(&s->gb, 5);
for (; i < samples; i++, sample++)
s->decoded[channel][sample] = get_sbits_long(&s->gb, tmp);
} else {
for (; i < samples; i++, sample++) {
s->decoded[channel][sample] = get_sr_golomb_flac(&s->gb, tmp, INT_MAX, 0);
}
}
i= 0;
}
return 0;
}
| 10,411 |
FFmpeg | 44e6eeb30de8e2d20db56284984da4615763525c | 1 | static int print_device_sinks(AVOutputFormat *fmt, AVDictionary *opts)
{
int ret, i;
AVFormatContext *dev = NULL;
AVDeviceInfoList *device_list = NULL;
AVDictionary *tmp_opts = NULL;
if (!fmt || !fmt->priv_class || !AV_IS_OUTPUT_DEVICE(fmt->priv_class->category))
return AVERROR(EINVAL);
printf("Audo-detected sinks for %s:\n", fmt->name);
if (!fmt->get_device_list) {
ret = AVERROR(ENOSYS);
printf("Cannot list sinks. Not implemented.\n");
goto fail;
}
if ((ret = avformat_alloc_output_context2(&dev, fmt, NULL, NULL)) < 0) {
printf("Cannot open device: %s.\n", fmt->name);
goto fail;
}
av_dict_copy(&tmp_opts, opts, 0);
av_opt_set_dict2(dev, &tmp_opts, AV_OPT_SEARCH_CHILDREN);
if ((ret = avdevice_list_devices(dev, &device_list)) < 0) {
printf("Cannot list sinks.\n");
goto fail;
}
for (i = 0; i < device_list->nb_devices; i++) {
printf("%s %s [%s]\n", device_list->default_device == i ? "*" : " ",
device_list->devices[i]->device_name, device_list->devices[i]->device_description);
}
fail:
av_dict_free(&tmp_opts);
avdevice_free_list_devices(&device_list);
avformat_free_context(dev);
return ret;
}
| 10,413 |
FFmpeg | e8f917d6fd9f42fa4f36fd6dd8a21c1e31cd1c26 | 1 | static int bmp_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
uint8_t *buf, int buf_size)
{
BMPContext *s = avctx->priv_data;
AVFrame *picture = data;
AVFrame *p = &s->picture;
unsigned int fsize, hsize;
int width, height;
unsigned int depth;
BiCompression comp;
unsigned int ihsize;
int i, j, n, linesize;
uint32_t rgb[3];
uint8_t *ptr;
int dsize;
uint8_t *buf0 = buf;
if(buf_size < 14){
av_log(avctx, AV_LOG_ERROR, "buf size too small (%d)\n", buf_size);
return -1;
}
if(bytestream_get_byte(&buf) != 'B' ||
bytestream_get_byte(&buf) != 'M') {
av_log(avctx, AV_LOG_ERROR, "bad magic number\n");
return -1;
}
fsize = bytestream_get_le32(&buf);
if(buf_size < fsize){
av_log(avctx, AV_LOG_ERROR, "not enough data (%d < %d)\n",
buf_size, fsize);
return -1;
}
buf += 2; /* reserved1 */
buf += 2; /* reserved2 */
hsize = bytestream_get_le32(&buf); /* header size */
if(fsize <= hsize){
av_log(avctx, AV_LOG_ERROR, "not enough data (%d < %d)\n",
fsize, hsize);
return -1;
}
ihsize = bytestream_get_le32(&buf); /* more header size */
if(ihsize + 14 > hsize){
av_log(avctx, AV_LOG_ERROR, "invalid header size %d\n", hsize);
return -1;
}
width = bytestream_get_le32(&buf);
height = bytestream_get_le32(&buf);
if(bytestream_get_le16(&buf) != 1){ /* planes */
av_log(avctx, AV_LOG_ERROR, "invalid BMP header\n");
return -1;
}
depth = bytestream_get_le16(&buf);
if(ihsize > 16)
comp = bytestream_get_le32(&buf);
else
comp = BMP_RGB;
if(comp != BMP_RGB && comp != BMP_BITFIELDS){
av_log(avctx, AV_LOG_ERROR, "BMP coding %d not supported\n", comp);
return -1;
}
if(comp == BMP_BITFIELDS){
buf += 20;
rgb[0] = bytestream_get_le32(&buf);
rgb[1] = bytestream_get_le32(&buf);
rgb[2] = bytestream_get_le32(&buf);
}
avctx->codec_id = CODEC_ID_BMP;
avctx->width = width;
avctx->height = height > 0? height: -height;
avctx->pix_fmt = PIX_FMT_NONE;
switch(depth){
case 32:
if(comp == BMP_BITFIELDS){
rgb[0] = (rgb[0] >> 15) & 3;
rgb[1] = (rgb[1] >> 15) & 3;
rgb[2] = (rgb[2] >> 15) & 3;
if(rgb[0] + rgb[1] + rgb[2] != 3 ||
rgb[0] == rgb[1] || rgb[0] == rgb[2] || rgb[1] == rgb[2]){
break;
}
} else {
rgb[0] = 2;
rgb[1] = 1;
rgb[2] = 0;
}
avctx->pix_fmt = PIX_FMT_BGR24;
break;
case 24:
avctx->pix_fmt = PIX_FMT_BGR24;
break;
case 16:
if(comp == BMP_RGB)
avctx->pix_fmt = PIX_FMT_RGB555;
break;
default:
av_log(avctx, AV_LOG_ERROR, "depth %d not supported\n", depth);
return -1;
}
if(avctx->pix_fmt == PIX_FMT_NONE){
av_log(avctx, AV_LOG_ERROR, "unsupported pixel format\n");
return -1;
}
if(p->data[0])
avctx->release_buffer(avctx, p);
p->reference = 0;
if(avctx->get_buffer(avctx, p) < 0){
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
}
p->pict_type = FF_I_TYPE;
p->key_frame = 1;
buf = buf0 + hsize;
dsize = buf_size - hsize;
/* Line size in file multiple of 4 */
n = (avctx->width * (depth / 8) + 3) & ~3;
if(n * avctx->height > dsize){
av_log(avctx, AV_LOG_ERROR, "not enough data (%d < %d)\n",
dsize, n * avctx->height);
return -1;
}
if(height > 0){
ptr = p->data[0] + (avctx->height - 1) * p->linesize[0];
linesize = -p->linesize[0];
} else {
ptr = p->data[0];
linesize = p->linesize[0];
}
switch(depth){
case 24:
for(i = 0; i < avctx->height; i++){
memcpy(ptr, buf, n);
buf += n;
ptr += linesize;
}
break;
case 16:
for(i = 0; i < avctx->height; i++){
uint16_t *src = (uint16_t *) buf;
uint16_t *dst = (uint16_t *) ptr;
for(j = 0; j < avctx->width; j++)
*dst++ = le2me_16(*src++);
buf += n;
ptr += linesize;
}
break;
case 32:
for(i = 0; i < avctx->height; i++){
uint8_t *src = buf;
uint8_t *dst = ptr;
for(j = 0; j < avctx->width; j++){
dst[0] = src[rgb[2]];
dst[1] = src[rgb[1]];
dst[2] = src[rgb[0]];
dst += 3;
src += 4;
}
buf += n;
ptr += linesize;
}
break;
default:
av_log(avctx, AV_LOG_ERROR, "BMP decoder is broken\n");
return -1;
}
*picture = s->picture;
*data_size = sizeof(AVPicture);
return buf_size;
}
| 10,415 |
qemu | 86b5ab390992fd57f3a23764994a7e082bcc2fc4 | 1 | void HELPER(stfl)(CPUS390XState *env)
{
uint64_t words[MAX_STFL_WORDS];
do_stfle(env, words);
cpu_stl_data(env, 200, words[0] >> 32);
}
| 10,417 |
qemu | 65207c59d99f2260c5f1d3b9c491146616a522aa | 1 | static QDict *qmp_check_input_obj(QObject *input_obj)
{
const QDictEntry *ent;
int has_exec_key = 0;
QDict *input_dict;
if (qobject_type(input_obj) != QTYPE_QDICT) {
qerror_report(QERR_QMP_BAD_INPUT_OBJECT, "object");
return NULL;
}
input_dict = qobject_to_qdict(input_obj);
for (ent = qdict_first(input_dict); ent; ent = qdict_next(input_dict, ent)){
const char *arg_name = qdict_entry_key(ent);
const QObject *arg_obj = qdict_entry_value(ent);
if (!strcmp(arg_name, "execute")) {
if (qobject_type(arg_obj) != QTYPE_QSTRING) {
qerror_report(QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "execute",
"string");
return NULL;
}
has_exec_key = 1;
} else if (!strcmp(arg_name, "arguments")) {
if (qobject_type(arg_obj) != QTYPE_QDICT) {
qerror_report(QERR_QMP_BAD_INPUT_OBJECT_MEMBER, "arguments",
"object");
return NULL;
}
} else if (!strcmp(arg_name, "id")) {
/* FIXME: check duplicated IDs for async commands */
} else {
qerror_report(QERR_QMP_EXTRA_MEMBER, arg_name);
return NULL;
}
}
if (!has_exec_key) {
qerror_report(QERR_QMP_BAD_INPUT_OBJECT, "execute");
return NULL;
}
return input_dict;
}
| 10,418 |
FFmpeg | c23acbaed40101c677dfcfbbfe0d2c230a8e8f44 | 1 | static void add_pixels_clamped4_c(const DCTELEM *block, uint8_t *restrict pixels,
int line_size)
{
int i;
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
/* read the pixels */
for(i=0;i<4;i++) {
pixels[0] = cm[pixels[0] + block[0]];
pixels[1] = cm[pixels[1] + block[1]];
pixels[2] = cm[pixels[2] + block[2]];
pixels[3] = cm[pixels[3] + block[3]];
pixels += line_size;
block += 8;
}
}
| 10,419 |
FFmpeg | e0a99d54111165eb83991945fed0568556cb0efe | 1 | static void msmpeg4_encode_dc(MpegEncContext * s, int level, int n, int *dir_ptr)
{
int sign, code;
int pred, extquant;
int extrabits = 0;
int16_t *dc_val;
pred = ff_msmpeg4_pred_dc(s, n, &dc_val, dir_ptr);
/* update predictor */
if (n < 4) {
*dc_val = level * s->y_dc_scale;
} else {
*dc_val = level * s->c_dc_scale;
}
/* do the prediction */
level -= pred;
if(s->msmpeg4_version<=2){
if (n < 4) {
put_bits(&s->pb,
ff_v2_dc_lum_table[level + 256][1],
ff_v2_dc_lum_table[level + 256][0]);
}else{
put_bits(&s->pb,
ff_v2_dc_chroma_table[level + 256][1],
ff_v2_dc_chroma_table[level + 256][0]);
}
}else{
sign = 0;
if (level < 0) {
level = -level;
sign = 1;
}
code = level;
if (code > DC_MAX)
code = DC_MAX;
else if( s->msmpeg4_version>=6 ) {
if( s->qscale == 1 ) {
extquant = (level + 3) & 0x3;
code = ((level+3)>>2);
} else if( s->qscale == 2 ) {
extquant = (level + 1) & 0x1;
code = ((level+1)>>1);
}
}
if (s->dc_table_index == 0) {
if (n < 4) {
put_bits(&s->pb, ff_table0_dc_lum[code][1], ff_table0_dc_lum[code][0]);
} else {
put_bits(&s->pb, ff_table0_dc_chroma[code][1], ff_table0_dc_chroma[code][0]);
}
} else {
if (n < 4) {
put_bits(&s->pb, ff_table1_dc_lum[code][1], ff_table1_dc_lum[code][0]);
} else {
put_bits(&s->pb, ff_table1_dc_chroma[code][1], ff_table1_dc_chroma[code][0]);
}
}
if(s->msmpeg4_version>=6 && s->qscale<=2)
extrabits = 3 - s->qscale;
if (code == DC_MAX)
put_bits(&s->pb, 8 + extrabits, level);
else if(extrabits > 0)//== VC1 && s->qscale<=2
put_bits(&s->pb, extrabits, extquant);
if (level != 0) {
put_bits(&s->pb, 1, sign);
}
}
}
| 10,420 |
FFmpeg | 074ac3c2d04abaf6b8b1048ba55a1e4ade13042f | 1 | matroska_read_header (AVFormatContext *s,
AVFormatParameters *ap)
{
MatroskaDemuxContext *matroska = s->priv_data;
char *doctype;
int version, last_level, res = 0;
uint32_t id;
matroska->ctx = s;
/* First read the EBML header. */
doctype = NULL;
if ((res = ebml_read_header(matroska, &doctype, &version)) < 0)
return res;
if ((doctype == NULL) || strcmp(doctype, "matroska")) {
av_log(matroska->ctx, AV_LOG_ERROR,
"Wrong EBML doctype ('%s' != 'matroska').\n",
doctype ? doctype : "(none)");
if (doctype)
av_free(doctype);
return AVERROR_NOFMT;
}
av_free(doctype);
if (version > 2) {
av_log(matroska->ctx, AV_LOG_ERROR,
"Matroska demuxer version 2 too old for file version %d\n",
version);
return AVERROR_NOFMT;
}
/* The next thing is a segment. */
while (1) {
if (!(id = ebml_peek_id(matroska, &last_level)))
return AVERROR(EIO);
if (id == MATROSKA_ID_SEGMENT)
break;
/* oi! */
av_log(matroska->ctx, AV_LOG_INFO,
"Expected a Segment ID (0x%x), but received 0x%x!\n",
MATROSKA_ID_SEGMENT, id);
if ((res = ebml_read_skip(matroska)) < 0)
return res;
}
/* We now have a Matroska segment.
* Seeks are from the beginning of the segment,
* after the segment ID/length. */
if ((res = ebml_read_master(matroska, &id)) < 0)
return res;
matroska->segment_start = url_ftell(s->pb);
matroska->time_scale = 1000000;
/* we've found our segment, start reading the different contents in here */
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
res = AVERROR(EIO);
break;
} else if (matroska->level_up) {
matroska->level_up--;
break;
}
switch (id) {
/* stream info */
case MATROSKA_ID_INFO: {
if ((res = ebml_read_master(matroska, &id)) < 0)
break;
res = matroska_parse_info(matroska);
break;
}
/* track info headers */
case MATROSKA_ID_TRACKS: {
if ((res = ebml_read_master(matroska, &id)) < 0)
break;
res = matroska_parse_tracks(matroska);
break;
}
/* stream index */
case MATROSKA_ID_CUES: {
if (!matroska->index_parsed) {
if ((res = ebml_read_master(matroska, &id)) < 0)
break;
res = matroska_parse_index(matroska);
} else
res = ebml_read_skip(matroska);
break;
}
/* metadata */
case MATROSKA_ID_TAGS: {
if (!matroska->metadata_parsed) {
if ((res = ebml_read_master(matroska, &id)) < 0)
break;
res = matroska_parse_metadata(matroska);
} else
res = ebml_read_skip(matroska);
break;
}
/* file index (if seekable, seek to Cues/Tags to parse it) */
case MATROSKA_ID_SEEKHEAD: {
if ((res = ebml_read_master(matroska, &id)) < 0)
break;
res = matroska_parse_seekhead(matroska);
break;
}
case MATROSKA_ID_ATTACHMENTS: {
if ((res = ebml_read_master(matroska, &id)) < 0)
break;
res = matroska_parse_attachments(s);
break;
}
case MATROSKA_ID_CLUSTER: {
/* Do not read the master - this will be done in the next
* call to matroska_read_packet. */
res = 1;
break;
}
default:
av_log(matroska->ctx, AV_LOG_INFO,
"Unknown matroska file header ID 0x%x\n", id);
/* fall-through */
case EBML_ID_VOID:
res = ebml_read_skip(matroska);
break;
}
if (matroska->level_up) {
matroska->level_up--;
break;
}
}
/* Have we found a cluster? */
if (ebml_peek_id(matroska, NULL) == MATROSKA_ID_CLUSTER) {
int i, j;
MatroskaTrack *track;
AVStream *st;
for (i = 0; i < matroska->num_tracks; i++) {
enum CodecID codec_id = CODEC_ID_NONE;
uint8_t *extradata = NULL;
int extradata_size = 0;
int extradata_offset = 0;
track = matroska->tracks[i];
track->stream_index = -1;
/* Apply some sanity checks. */
if (track->codec_id == NULL)
continue;
for(j=0; ff_mkv_codec_tags[j].id != CODEC_ID_NONE; j++){
if(!strncmp(ff_mkv_codec_tags[j].str, track->codec_id,
strlen(ff_mkv_codec_tags[j].str))){
codec_id= ff_mkv_codec_tags[j].id;
break;
}
}
/* Set the FourCC from the CodecID. */
/* This is the MS compatibility mode which stores a
* BITMAPINFOHEADER in the CodecPrivate. */
if (!strcmp(track->codec_id,
MATROSKA_CODEC_ID_VIDEO_VFW_FOURCC) &&
(track->codec_priv_size >= 40) &&
(track->codec_priv != NULL)) {
MatroskaVideoTrack *vtrack = (MatroskaVideoTrack *) track;
/* Offset of biCompression. Stored in LE. */
vtrack->fourcc = AV_RL32(track->codec_priv + 16);
codec_id = codec_get_id(codec_bmp_tags, vtrack->fourcc);
}
/* This is the MS compatibility mode which stores a
* WAVEFORMATEX in the CodecPrivate. */
else if (!strcmp(track->codec_id,
MATROSKA_CODEC_ID_AUDIO_ACM) &&
(track->codec_priv_size >= 18) &&
(track->codec_priv != NULL)) {
uint16_t tag;
/* Offset of wFormatTag. Stored in LE. */
tag = AV_RL16(track->codec_priv);
codec_id = codec_get_id(codec_wav_tags, tag);
}
else if (codec_id == CODEC_ID_AAC && !track->codec_priv_size) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *) track;
int profile = matroska_aac_profile(track->codec_id);
int sri = matroska_aac_sri(audiotrack->internal_samplerate);
extradata = av_malloc(5);
if (extradata == NULL)
return AVERROR(ENOMEM);
extradata[0] = (profile << 3) | ((sri&0x0E) >> 1);
extradata[1] = ((sri&0x01) << 7) | (audiotrack->channels<<3);
if (strstr(track->codec_id, "SBR")) {
sri = matroska_aac_sri(audiotrack->samplerate);
extradata[2] = 0x56;
extradata[3] = 0xE5;
extradata[4] = 0x80 | (sri<<3);
extradata_size = 5;
} else {
extradata_size = 2;
}
}
else if (codec_id == CODEC_ID_TTA) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *) track;
ByteIOContext b;
extradata_size = 30;
extradata = av_mallocz(extradata_size);
if (extradata == NULL)
return AVERROR(ENOMEM);
init_put_byte(&b, extradata, extradata_size, 1,
NULL, NULL, NULL, NULL);
put_buffer(&b, "TTA1", 4);
put_le16(&b, 1);
put_le16(&b, audiotrack->channels);
put_le16(&b, audiotrack->bitdepth);
put_le32(&b, audiotrack->samplerate);
put_le32(&b, matroska->ctx->duration * audiotrack->samplerate);
}
else if (codec_id == CODEC_ID_RV10 || codec_id == CODEC_ID_RV20 ||
codec_id == CODEC_ID_RV30 || codec_id == CODEC_ID_RV40) {
extradata_offset = 26;
track->codec_priv_size -= extradata_offset;
}
else if (codec_id == CODEC_ID_RA_144) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *)track;
audiotrack->samplerate = 8000;
audiotrack->channels = 1;
}
else if (codec_id == CODEC_ID_RA_288 ||
codec_id == CODEC_ID_COOK ||
codec_id == CODEC_ID_ATRAC3) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *)track;
ByteIOContext b;
init_put_byte(&b, track->codec_priv, track->codec_priv_size, 0,
NULL, NULL, NULL, NULL);
url_fskip(&b, 24);
audiotrack->coded_framesize = get_be32(&b);
url_fskip(&b, 12);
audiotrack->sub_packet_h = get_be16(&b);
audiotrack->frame_size = get_be16(&b);
audiotrack->sub_packet_size = get_be16(&b);
audiotrack->buf = av_malloc(audiotrack->frame_size * audiotrack->sub_packet_h);
if (codec_id == CODEC_ID_RA_288) {
audiotrack->block_align = audiotrack->coded_framesize;
track->codec_priv_size = 0;
} else {
audiotrack->block_align = audiotrack->sub_packet_size;
extradata_offset = 78;
track->codec_priv_size -= extradata_offset;
}
}
if (codec_id == CODEC_ID_NONE) {
av_log(matroska->ctx, AV_LOG_INFO,
"Unknown/unsupported CodecID %s.\n",
track->codec_id);
}
track->stream_index = matroska->num_streams;
matroska->num_streams++;
st = av_new_stream(s, track->stream_index);
if (st == NULL)
return AVERROR(ENOMEM);
av_set_pts_info(st, 64, matroska->time_scale, 1000*1000*1000); /* 64 bit pts in ns */
st->codec->codec_id = codec_id;
st->start_time = 0;
if (strcmp(track->language, "und"))
strcpy(st->language, track->language);
if (track->flags & MATROSKA_TRACK_DEFAULT)
st->disposition |= AV_DISPOSITION_DEFAULT;
if (track->default_duration)
av_reduce(&st->codec->time_base.num, &st->codec->time_base.den,
track->default_duration, 1000000000, 30000);
if(extradata){
st->codec->extradata = extradata;
st->codec->extradata_size = extradata_size;
} else if(track->codec_priv && track->codec_priv_size > 0){
st->codec->extradata = av_malloc(track->codec_priv_size);
if(st->codec->extradata == NULL)
return AVERROR(ENOMEM);
st->codec->extradata_size = track->codec_priv_size;
memcpy(st->codec->extradata,track->codec_priv+extradata_offset,
track->codec_priv_size);
}
if (track->type == MATROSKA_TRACK_TYPE_VIDEO) {
MatroskaVideoTrack *videotrack = (MatroskaVideoTrack *)track;
st->codec->codec_type = CODEC_TYPE_VIDEO;
st->codec->codec_tag = videotrack->fourcc;
st->codec->width = videotrack->pixel_width;
st->codec->height = videotrack->pixel_height;
if (videotrack->display_width == 0)
videotrack->display_width= videotrack->pixel_width;
if (videotrack->display_height == 0)
videotrack->display_height= videotrack->pixel_height;
av_reduce(&st->codec->sample_aspect_ratio.num,
&st->codec->sample_aspect_ratio.den,
st->codec->height * videotrack->display_width,
st->codec-> width * videotrack->display_height,
255);
st->need_parsing = AVSTREAM_PARSE_HEADERS;
} else if (track->type == MATROSKA_TRACK_TYPE_AUDIO) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *)track;
st->codec->codec_type = CODEC_TYPE_AUDIO;
st->codec->sample_rate = audiotrack->samplerate;
st->codec->channels = audiotrack->channels;
st->codec->block_align = audiotrack->block_align;
} else if (track->type == MATROSKA_TRACK_TYPE_SUBTITLE) {
st->codec->codec_type = CODEC_TYPE_SUBTITLE;
}
/* What do we do with private data? E.g. for Vorbis. */
}
res = 0;
}
if (matroska->index_parsed) {
int i, track, stream;
for (i=0; i<matroska->num_indexes; i++) {
MatroskaDemuxIndex *idx = &matroska->index[i];
track = matroska_find_track_by_num(matroska, idx->track);
stream = matroska->tracks[track]->stream_index;
if (stream >= 0)
av_add_index_entry(matroska->ctx->streams[stream],
idx->pos, idx->time/matroska->time_scale,
0, 0, AVINDEX_KEYFRAME);
}
}
return res;
}
| 10,421 |
qemu | d00e6923b1e2c1bec7840b0a0706764493648527 | 1 | static void test_enabled(void)
{
int i;
throttle_config_init(&cfg);
g_assert(!throttle_enabled(&cfg));
for (i = 0; i < BUCKETS_COUNT; i++) {
throttle_config_init(&cfg);
set_cfg_value(false, i, 150);
g_assert(throttle_enabled(&cfg));
}
for (i = 0; i < BUCKETS_COUNT; i++) {
throttle_config_init(&cfg);
set_cfg_value(false, i, -150);
g_assert(!throttle_enabled(&cfg));
}
}
| 10,423 |
FFmpeg | db56a7507ee7c1e095d2eef451d5a487f614edff | 1 | static inline void drawbox(AVFilterBufferRef *picref, unsigned int x, unsigned int y,
unsigned int width, unsigned int height,
uint8_t *line[4], int pixel_step[4], uint8_t color[4],
int hsub, int vsub, int is_rgba_packed, uint8_t rgba_map[4])
{
int i, j, alpha;
if (color[3] != 0xFF) {
if (is_rgba_packed) {
uint8_t *p;
for (j = 0; j < height; j++)
for (i = 0; i < width; i++)
SET_PIXEL_RGB(picref, color, 255, i+x, y+j, pixel_step[0],
rgba_map[0], rgba_map[1], rgba_map[2], rgba_map[3]);
} else {
unsigned int luma_pos, chroma_pos1, chroma_pos2;
for (j = 0; j < height; j++)
for (i = 0; i < width; i++)
SET_PIXEL_YUV(picref, color, 255, i+x, y+j, hsub, vsub);
}
} else {
ff_draw_rectangle(picref->data, picref->linesize,
line, pixel_step, hsub, vsub,
x, y, width, height);
}
}
| 10,424 |
FFmpeg | 2d06ce4c879549f13fc1c514cdb5680603f635d1 | 1 | static void create_vorbis_context(venc_context_t * venc, AVCodecContext * avccontext) {
codebook_t * cb;
floor_t * fc;
residue_t * rc;
mapping_t * mc;
int i, book;
venc->channels = avccontext->channels;
venc->sample_rate = avccontext->sample_rate;
venc->blocksize[0] = venc->blocksize[1] = 8;
venc->ncodebooks = 10;
venc->codebooks = av_malloc(sizeof(codebook_t) * venc->ncodebooks);
// codebook 1 - floor1 book, values 0..255
cb = &venc->codebooks[0];
cb->nentries = 256;
cb->entries = av_malloc(sizeof(cb_entry_t) * cb->nentries);
for (i = 0; i < cb->nentries; i++) cb->entries[i].len = 8;
cb->ndimentions = 0;
cb->min = 0.;
cb->delta = 0.;
cb->seq_p = 0;
cb->lookup = 0;
cb->quantlist = NULL;
ready_codebook(cb);
// codebook 2 - residue classbook, values 0..1, dimentions 200
cb = &venc->codebooks[1];
cb->nentries = 2;
cb->entries = av_malloc(sizeof(cb_entry_t) * cb->nentries);
for (i = 0; i < cb->nentries; i++) cb->entries[i].len = 1;
cb->ndimentions = 200;
cb->min = 0.;
cb->delta = 0.;
cb->seq_p = 0;
cb->lookup = 0;
cb->quantlist = NULL;
ready_codebook(cb);
// codebook 3..10 - vector, for the residue, values -32767..32767, dimentions 1
for (book = 0; book < 8; book++) {
cb = &venc->codebooks[2 + book];
cb->nentries = 5;
cb->entries = av_malloc(sizeof(cb_entry_t) * cb->nentries);
for (i = 0; i < cb->nentries; i++) cb->entries[i].len = i == 2 ? 1 : 3;
cb->ndimentions = 1;
cb->delta = 1 << ((7 - book) * 2);
cb->min = -cb->delta*2;
cb->seq_p = 0;
cb->lookup = 2;
cb->quantlist = av_malloc(sizeof(int) * cb_lookup_vals(cb->lookup, cb->ndimentions, cb->nentries));
for (i = 0; i < cb->nentries; i++) cb->quantlist[i] = i;
ready_codebook(cb);
}
venc->nfloors = 1;
venc->floors = av_malloc(sizeof(floor_t) * venc->nfloors);
// just 1 floor
fc = &venc->floors[0];
fc->partitions = 1;
fc->partition_to_class = av_malloc(sizeof(int) * fc->partitions);
for (i = 0; i < fc->partitions; i++) fc->partition_to_class = 0;
fc->nclasses = 1;
fc->classes = av_malloc(sizeof(floor_class_t) * fc->nclasses);
for (i = 0; i < fc->nclasses; i++) {
floor_class_t * c = &fc->classes[i];
int j, books;
c->dim = 1;
c->subclass = 0;
c->masterbook = 0;
books = (1 << c->subclass);
c->books = av_malloc(sizeof(int) * books);
for (j = 0; j < books; j++) c->books[j] = 0;
}
fc->multiplier = 1;
fc->rangebits = venc->blocksize[0];
fc->values = 2;
for (i = 0; i < fc->partitions; i++)
fc->values += fc->classes[fc->partition_to_class[i]].dim;
fc->list = av_malloc(sizeof(*fc->list) * fc->values);
fc->list[0].x = 0;
fc->list[1].x = 1 << fc->rangebits;
for (i = 2; i < fc->values; i++) fc->list[i].x = i * 5;
venc->nresidues = 1;
venc->residues = av_malloc(sizeof(residue_t) * venc->nresidues);
// single residue
rc = &venc->residues[0];
rc->type = 0;
rc->begin = 0;
rc->end = 1 << venc->blocksize[0];
rc->partition_size = 64;
rc->classifications = 1;
rc->classbook = 1;
rc->books = av_malloc(sizeof(int[8]) * rc->classifications);
for (i = 0; i < 8; i++) rc->books[0][i] = 2 + i;
venc->nmappings = 1;
venc->mappings = av_malloc(sizeof(mapping_t) * venc->nmappings);
// single mapping
mc = &venc->mappings[0];
mc->submaps = 1;
mc->mux = av_malloc(sizeof(int) * venc->channels);
for (i = 0; i < venc->channels; i++) mc->mux[i] = 0;
mc->floor = av_malloc(sizeof(int) * mc->submaps);
mc->residue = av_malloc(sizeof(int) * mc->submaps);
for (i = 0; i < mc->submaps; i++) {
mc->floor[i] = 0;
mc->residue[i] = 0;
}
venc->nmodes = 1;
venc->modes = av_malloc(sizeof(vorbis_mode_t) * venc->nmodes);
// single mode
venc->modes[0].blockflag = 0;
venc->modes[0].mapping = 0;
}
| 10,425 |
qemu | f2917853f715b0ef55df29eb2ffea29dc69ce814 | 1 | static int iscsi_readcapacity_sync(IscsiLun *iscsilun)
{
struct scsi_task *task = NULL;
struct scsi_readcapacity10 *rc10 = NULL;
struct scsi_readcapacity16 *rc16 = NULL;
int ret = 0;
int retries = ISCSI_CMD_RETRIES;
do {
if (task != NULL) {
scsi_free_scsi_task(task);
task = NULL;
}
switch (iscsilun->type) {
case TYPE_DISK:
task = iscsi_readcapacity16_sync(iscsilun->iscsi, iscsilun->lun);
if (task != NULL && task->status == SCSI_STATUS_GOOD) {
rc16 = scsi_datain_unmarshall(task);
if (rc16 == NULL) {
error_report("iSCSI: Failed to unmarshall readcapacity16 data.");
ret = -EINVAL;
} else {
iscsilun->block_size = rc16->block_length;
iscsilun->num_blocks = rc16->returned_lba + 1;
iscsilun->lbpme = rc16->lbpme;
iscsilun->lbprz = rc16->lbprz;
}
}
break;
case TYPE_ROM:
task = iscsi_readcapacity10_sync(iscsilun->iscsi, iscsilun->lun, 0, 0);
if (task != NULL && task->status == SCSI_STATUS_GOOD) {
rc10 = scsi_datain_unmarshall(task);
if (rc10 == NULL) {
error_report("iSCSI: Failed to unmarshall readcapacity10 data.");
ret = -EINVAL;
} else {
iscsilun->block_size = rc10->block_size;
if (rc10->lba == 0) {
/* blank disk loaded */
iscsilun->num_blocks = 0;
} else {
iscsilun->num_blocks = rc10->lba + 1;
}
}
}
break;
default:
return 0;
}
} while (task != NULL && task->status == SCSI_STATUS_CHECK_CONDITION
&& task->sense.key == SCSI_SENSE_UNIT_ATTENTION
&& retries-- > 0);
if (task == NULL || task->status != SCSI_STATUS_GOOD) {
error_report("iSCSI: failed to send readcapacity10 command.");
ret = -EINVAL;
}
if (task) {
scsi_free_scsi_task(task);
}
return ret;
}
| 10,426 |
qemu | ab443475c9235822e329e1bfde89be6c71e2c21e | 1 | int kvm_arch_process_async_events(CPUState *env)
{
if (kvm_irqchip_in_kernel()) {
if (env->interrupt_request & (CPU_INTERRUPT_HARD | CPU_INTERRUPT_NMI)) {
if (env->interrupt_request & CPU_INTERRUPT_INIT) {
do_cpu_init(env);
if (env->interrupt_request & CPU_INTERRUPT_SIPI) {
do_cpu_sipi(env);
return env->halted; | 10,427 |
qemu | 9b2fadda3e0196ffd485adde4fe9cdd6fae35300 | 1 | static void gen_slbmte(DisasContext *ctx)
{
#if defined(CONFIG_USER_ONLY)
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
#else
if (unlikely(ctx->pr)) {
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
return;
}
gen_helper_store_slb(cpu_env, cpu_gpr[rB(ctx->opcode)],
cpu_gpr[rS(ctx->opcode)]);
#endif
}
| 10,428 |
qemu | 7d1b0095bff7157e856d1d0e6c4295641ced2752 | 1 | static void shifter_out_im(TCGv var, int shift)
{
TCGv tmp = new_tmp();
if (shift == 0) {
tcg_gen_andi_i32(tmp, var, 1);
} else {
tcg_gen_shri_i32(tmp, var, shift);
if (shift != 31)
tcg_gen_andi_i32(tmp, tmp, 1);
}
gen_set_CF(tmp);
dead_tmp(tmp);
}
| 10,430 |
qemu | fedf0d35aafc4f1f1e5f6dbc80cb23ae1ae49f0b | 1 | static kbd_layout_t *parse_keyboard_layout(const name2keysym_t *table,
const char *language,
kbd_layout_t *k)
{
FILE *f;
char * filename;
char line[1024];
int len;
filename = qemu_find_file(QEMU_FILE_TYPE_KEYMAP, language);
f = filename ? fopen(filename, "r") : NULL;
g_free(filename);
if (!f) {
fprintf(stderr, "Could not read keymap file: '%s'\n", language);
return NULL;
}
if (!k) {
k = g_malloc0(sizeof(kbd_layout_t));
}
for(;;) {
if (fgets(line, 1024, f) == NULL) {
break;
}
len = strlen(line);
if (len > 0 && line[len - 1] == '\n') {
line[len - 1] = '\0';
}
if (line[0] == '#') {
continue;
}
if (!strncmp(line, "map ", 4)) {
continue;
}
if (!strncmp(line, "include ", 8)) {
parse_keyboard_layout(table, line + 8, k);
} else {
char *end_of_keysym = line;
while (*end_of_keysym != 0 && *end_of_keysym != ' ') {
end_of_keysym++;
}
if (*end_of_keysym) {
int keysym;
*end_of_keysym = 0;
keysym = get_keysym(table, line);
if (keysym == 0) {
/* fprintf(stderr, "Warning: unknown keysym %s\n", line);*/
} else {
const char *rest = end_of_keysym + 1;
int keycode = strtol(rest, NULL, 0);
if (strstr(rest, "numlock")) {
add_to_key_range(&k->keypad_range, keycode);
add_to_key_range(&k->numlock_range, keysym);
/* fprintf(stderr, "keypad keysym %04x keycode %d\n",
keysym, keycode); */
}
if (strstr(rest, "shift")) {
keycode |= SCANCODE_SHIFT;
}
if (strstr(rest, "altgr")) {
keycode |= SCANCODE_ALTGR;
}
if (strstr(rest, "ctrl")) {
keycode |= SCANCODE_CTRL;
}
add_keysym(line, keysym, keycode, k);
if (strstr(rest, "addupper")) {
char *c;
for (c = line; *c; c++) {
*c = qemu_toupper(*c);
}
keysym = get_keysym(table, line);
if (keysym) {
add_keysym(line, keysym,
keycode | SCANCODE_SHIFT, k);
}
}
}
}
}
}
fclose(f);
return k;
}
| 10,431 |
FFmpeg | 1d16a1cf99488f16492b1bb48e023f4da8377e07 | 0 | static void ff_h264_idct_add8_mmx(uint8_t **dest, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=16; i<16+8; i++){
if(nnzc[ scan8[i] ] || block[i*16])
ff_h264_idct_add_mmx (dest[(i&4)>>2] + block_offset[i], block + i*16, stride);
}
}
| 10,432 |
qemu | aa4a3dce1c88ed51b616806b8214b7c8428b7470 | 1 | static void vmxnet3_deactivate_device(VMXNET3State *s)
{
VMW_CBPRN("Deactivating vmxnet3...");
s->device_active = false;
}
| 10,433 |
qemu | 680e60b6ba5a26332d684a60a6d9f39c0a999941 | 1 | e1000e_set_pbaclr(E1000ECore *core, int index, uint32_t val)
{
int i;
core->mac[PBACLR] = val & E1000_PBACLR_VALID_MASK;
if (msix_enabled(core->owner)) {
return;
}
for (i = 0; i < E1000E_MSIX_VEC_NUM; i++) {
if (core->mac[PBACLR] & BIT(i)) {
msix_clr_pending(core->owner, i);
}
}
}
| 10,434 |
qemu | 196a778428989217b82de042725dc8eb29c8f8d8 | 1 | void qemu_spice_vm_change_state_handler(void *opaque, int running, int reason)
{
SimpleSpiceDisplay *ssd = opaque;
if (running) {
ssd->worker->start(ssd->worker);
} else {
qemu_mutex_unlock_iothread();
ssd->worker->stop(ssd->worker);
qemu_mutex_lock_iothread();
}
ssd->running = running;
}
| 10,435 |
FFmpeg | d66c7abc937069d57fb156bcecec16e406b88c7b | 1 | static void do_audio_out(AVFormatContext *s,
AVOutputStream *ost,
AVInputStream *ist,
unsigned char *buf, int size)
{
uint8_t *buftmp;
uint8_t audio_buf[2*MAX_AUDIO_PACKET_SIZE]; /* XXX: allocate it */
uint8_t audio_out[4*MAX_AUDIO_PACKET_SIZE]; /* XXX: allocate it - yep really WMA */
int size_out, frame_bytes, ret;
AVCodecContext *enc;
enc = &ost->st->codec;
if (ost->audio_resample) {
buftmp = audio_buf;
size_out = audio_resample(ost->resample,
(short *)buftmp, (short *)buf,
size / (ist->st->codec.channels * 2));
size_out = size_out * enc->channels * 2;
} else {
buftmp = buf;
size_out = size;
}
/* now encode as many frames as possible */
if (enc->frame_size > 1) {
/* output resampled raw samples */
fifo_write(&ost->fifo, buftmp, size_out,
&ost->fifo.wptr);
frame_bytes = enc->frame_size * 2 * enc->channels;
while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
&ost->fifo.rptr) == 0) {
ret = avcodec_encode_audio(enc, audio_out, sizeof(audio_out),
(short *)audio_buf);
av_write_frame(s, ost->index, audio_out, ret);
}
} else {
/* output a pcm frame */
/* XXX: change encoding codec API to avoid this ? */
switch(enc->codec->id) {
case CODEC_ID_PCM_S16LE:
case CODEC_ID_PCM_S16BE:
case CODEC_ID_PCM_U16LE:
case CODEC_ID_PCM_U16BE:
break;
default:
size_out = size_out >> 1;
break;
}
ret = avcodec_encode_audio(enc, audio_out, size_out,
(short *)buftmp);
av_write_frame(s, ost->index, audio_out, ret);
}
}
| 10,436 |
qemu | 4be23939ab0d7019c7e59a37485b416fbbf0f073 | 1 | static int ehci_state_waitlisthead(EHCIState *ehci, int async)
{
EHCIqh qh;
int i = 0;
int again = 0;
uint32_t entry = ehci->asynclistaddr;
/* set reclamation flag at start event (4.8.6) */
if (async) {
ehci_set_usbsts(ehci, USBSTS_REC);
}
ehci_queues_rip_unused(ehci, async);
/* Find the head of the list (4.9.1.1) */
for(i = 0; i < MAX_QH; i++) {
get_dwords(ehci, NLPTR_GET(entry), (uint32_t *) &qh,
sizeof(EHCIqh) >> 2);
ehci_trace_qh(NULL, NLPTR_GET(entry), &qh);
if (qh.epchar & QH_EPCHAR_H) {
if (async) {
entry |= (NLPTR_TYPE_QH << 1);
}
ehci_set_fetch_addr(ehci, async, entry);
ehci_set_state(ehci, async, EST_FETCHENTRY);
again = 1;
goto out;
}
entry = qh.next;
if (entry == ehci->asynclistaddr) {
break;
}
}
/* no head found for list. */
ehci_set_state(ehci, async, EST_ACTIVE);
out:
return again;
}
| 10,437 |
qemu | e0dadc1e9ef1f35208e5d2af9c7740c18a0b769f | 1 | static void aux_bus_map_device(AUXBus *bus, AUXSlave *dev, hwaddr addr)
{
memory_region_add_subregion(bus->aux_io, addr, dev->mmio);
}
| 10,438 |
FFmpeg | b769cf4b44c8112827c2fdfcab74bd95600fd6d3 | 1 | static int verify_md5(HEVCContext *s, AVFrame *frame)
{
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
int pixel_shift = desc->comp[0].depth_minus1 > 7;
int i, j;
if (!desc)
return AVERROR(EINVAL);
av_log(s->avctx, AV_LOG_DEBUG, "Verifying checksum for frame with POC %d: ",
s->poc);
/* the checksums are LE, so we have to byteswap for >8bpp formats
* on BE arches */
#if HAVE_BIGENDIAN
if (pixel_shift && !s->checksum_buf) {
av_fast_malloc(&s->checksum_buf, &s->checksum_buf_size,
FFMAX3(frame->linesize[0], frame->linesize[1],
frame->linesize[2]));
if (!s->checksum_buf)
return AVERROR(ENOMEM);
}
#endif
for (i = 0; frame->data[i]; i++) {
int width = s->avctx->coded_width;
int height = s->avctx->coded_height;
int w = (i == 1 || i == 2) ? (width >> desc->log2_chroma_w) : width;
int h = (i == 1 || i == 2) ? (height >> desc->log2_chroma_h) : height;
uint8_t md5[16];
av_md5_init(s->md5_ctx);
for (j = 0; j < h; j++) {
const uint8_t *src = frame->data[i] + j * frame->linesize[i];
#if HAVE_BIGENDIAN
if (pixel_shift) {
s->dsp.bswap16_buf((uint16_t*)s->checksum_buf,
(const uint16_t*)src, w);
src = s->checksum_buf;
}
#endif
av_md5_update(s->md5_ctx, src, w << pixel_shift);
}
av_md5_final(s->md5_ctx, md5);
if (!memcmp(md5, s->md5[i], 16)) {
av_log (s->avctx, AV_LOG_DEBUG, "plane %d - correct ", i);
print_md5(s->avctx, AV_LOG_DEBUG, md5);
av_log (s->avctx, AV_LOG_DEBUG, "; ");
} else {
av_log (s->avctx, AV_LOG_ERROR, "mismatching checksum of plane %d - ", i);
print_md5(s->avctx, AV_LOG_ERROR, md5);
av_log (s->avctx, AV_LOG_ERROR, " != ");
print_md5(s->avctx, AV_LOG_ERROR, s->md5[i]);
av_log (s->avctx, AV_LOG_ERROR, "\n");
return AVERROR_INVALIDDATA;
}
}
av_log(s->avctx, AV_LOG_DEBUG, "\n");
return 0;
}
| 10,440 |
FFmpeg | 4dec101acc393fbfe9a8ce0237b9efbae3f20139 | 0 | static int dxva2_vc1_start_frame(AVCodecContext *avctx,
av_unused const uint8_t *buffer,
av_unused uint32_t size)
{
const VC1Context *v = avctx->priv_data;
AVDXVAContext *ctx = avctx->hwaccel_context;
struct dxva2_picture_context *ctx_pic = v->s.current_picture_ptr->hwaccel_picture_private;
if (!DXVA_CONTEXT_VALID(avctx, ctx))
return -1;
assert(ctx_pic);
fill_picture_parameters(avctx, ctx, v, &ctx_pic->pp);
ctx_pic->bitstream_size = 0;
ctx_pic->bitstream = NULL;
return 0;
}
| 10,441 |
FFmpeg | 0ac0703107c12bc78ea2853877a38a2a7384789a | 0 | static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
while(bsfc){
AVPacket new_pkt= *pkt;
int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
&new_pkt.data, &new_pkt.size,
pkt->data, pkt->size,
pkt->flags & PKT_FLAG_KEY);
if(a){
av_free_packet(pkt);
new_pkt.destruct= av_destruct_packet;
}
*pkt= new_pkt;
bsfc= bsfc->next;
}
av_interleaved_write_frame(s, pkt);
}
| 10,442 |
FFmpeg | bda1c56c474c137957c261dcf9df4fd3232a8b43 | 0 | static inline void h264_loop_filter_luma_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta, int *tc0)
{
int i, d;
for( i = 0; i < 4; i++ ) {
if( tc0[i] < 0 ) {
pix += 4*ystride;
continue;
}
for( d = 0; d < 4; d++ ) {
const int p0 = pix[-1*xstride];
const int p1 = pix[-2*xstride];
const int p2 = pix[-3*xstride];
const int q0 = pix[0];
const int q1 = pix[1*xstride];
const int q2 = pix[2*xstride];
if( ABS( p0 - q0 ) < alpha &&
ABS( p1 - p0 ) < beta &&
ABS( q1 - q0 ) < beta ) {
int tc = tc0[i];
int i_delta;
if( ABS( p2 - p0 ) < beta ) {
pix[-2*xstride] = p1 + clip( ( p2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( p1 << 1 ) ) >> 1, -tc0[i], tc0[i] );
tc++;
}
if( ABS( q2 - q0 ) < beta ) {
pix[xstride] = q1 + clip( ( q2 + ( ( p0 + q0 + 1 ) >> 1 ) - ( q1 << 1 ) ) >> 1, -tc0[i], tc0[i] );
tc++;
}
i_delta = clip( (((q0 - p0 ) << 2) + (p1 - q1) + 4) >> 3, -tc, tc );
pix[-xstride] = clip_uint8( p0 + i_delta ); /* p0' */
pix[0] = clip_uint8( q0 - i_delta ); /* q0' */
}
pix += ystride;
}
}
}
| 10,443 |
FFmpeg | 0e8b68a2c4031e25082603ad88711be12210d41f | 0 | int64_t av_gettime_relative(void)
{
#if HAVE_CLOCK_GETTIME && defined(CLOCK_MONOTONIC)
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return (int64_t)ts.tv_sec * 1000000 + ts.tv_nsec / 1000;
#else
return av_gettime() + 42 * 60 * 60 * INT64_C(1000000);
#endif
}
| 10,444 |
FFmpeg | bbcc09518e0d1efc189a43ff0120c1a31f51c802 | 0 | static void update_odml_entry(AVFormatContext *s, int stream_index, int64_t ix)
{
AVIOContext *pb = s->pb;
AVIContext *avi = s->priv_data;
AVIStream *avist = s->streams[stream_index]->priv_data;
int64_t pos;
int au_byterate, au_ssize, au_scale;
avio_flush(pb);
pos = avio_tell(pb);
/* Updating one entry in the AVI OpenDML master index */
avio_seek(pb, avist->indexes.indx_start - 8, SEEK_SET);
ffio_wfourcc(pb, "indx"); /* enabling this entry */
avio_skip(pb, 8);
avio_wl32(pb, avi->riff_id); /* nEntriesInUse */
avio_skip(pb, 16 * avi->riff_id);
avio_wl64(pb, ix); /* qwOffset */
avio_wl32(pb, pos - ix); /* dwSize */
ff_parse_specific_params(s->streams[stream_index], &au_byterate, &au_ssize, &au_scale);
if (s->streams[stream_index]->codec->codec_type == AVMEDIA_TYPE_AUDIO && au_ssize > 0) {
uint32_t audio_segm_size = (avist->audio_strm_length - avist->indexes.audio_strm_offset);
if ((audio_segm_size % au_ssize > 0) && !avist->sample_requested) {
avpriv_request_sample(s, "OpenDML index duration for audio packets with partial frames");
avist->sample_requested = 1;
}
avio_wl32(pb, audio_segm_size / au_ssize); /* dwDuration (sample count) */
} else
avio_wl32(pb, avist->indexes.entry); /* dwDuration (packet count) */
avio_seek(pb, pos, SEEK_SET);
}
| 10,445 |
FFmpeg | 1c6183233d56fb27a4a154e7e64ecab98bd877f1 | 0 | av_cold void ff_msmpeg4_encode_init(MpegEncContext *s)
{
static int init_done=0;
int i;
ff_msmpeg4_common_init(s);
if(s->msmpeg4_version>=4){
s->min_qcoeff= -255;
s->max_qcoeff= 255;
}
if (!init_done) {
/* init various encoding tables */
init_done = 1;
init_mv_table(&ff_mv_tables[0]);
init_mv_table(&ff_mv_tables[1]);
for(i=0;i<NB_RL_TABLES;i++)
ff_init_rl(&ff_rl_table[i], ff_static_rl_table_store[i]);
for(i=0; i<NB_RL_TABLES; i++){
int level;
for (level = 1; level <= MAX_LEVEL; level++) {
int run;
for(run=0; run<=MAX_RUN; run++){
int last;
for(last=0; last<2; last++){
rl_length[i][level][run][last]= get_size_of_code(s, &ff_rl_table[ i], last, run, level, 0);
}
}
}
}
}
}
| 10,446 |
FFmpeg | b0629366a26628f19245ea2c06a6e366cb70f92f | 0 | int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
{
if (*spec <= '9' && *spec >= '0') /* opt:index */
return strtol(spec, NULL, 0) == st->index;
else if (*spec == 'v' || *spec == 'a' || *spec == 's' || *spec == 'd' ||
*spec == 't') { /* opt:[vasdt] */
enum AVMediaType type;
switch (*spec++) {
case 'v': type = AVMEDIA_TYPE_VIDEO; break;
case 'a': type = AVMEDIA_TYPE_AUDIO; break;
case 's': type = AVMEDIA_TYPE_SUBTITLE; break;
case 'd': type = AVMEDIA_TYPE_DATA; break;
case 't': type = AVMEDIA_TYPE_ATTACHMENT; break;
default: av_assert0(0);
}
if (type != st->codec->codec_type)
return 0;
if (*spec++ == ':') { /* possibly followed by :index */
int i, index = strtol(spec, NULL, 0);
for (i = 0; i < s->nb_streams; i++)
if (s->streams[i]->codec->codec_type == type && index-- == 0)
return i == st->index;
return 0;
}
return 1;
} else if (*spec == 'p' && *(spec + 1) == ':') {
int prog_id, i, j;
char *endptr;
spec += 2;
prog_id = strtol(spec, &endptr, 0);
for (i = 0; i < s->nb_programs; i++) {
if (s->programs[i]->id != prog_id)
continue;
if (*endptr++ == ':') {
int stream_idx = strtol(endptr, NULL, 0);
return stream_idx >= 0 &&
stream_idx < s->programs[i]->nb_stream_indexes &&
st->index == s->programs[i]->stream_index[stream_idx];
}
for (j = 0; j < s->programs[i]->nb_stream_indexes; j++)
if (st->index == s->programs[i]->stream_index[j])
return 1;
}
return 0;
} else if (*spec == '#') {
int sid;
char *endptr;
sid = strtol(spec + 1, &endptr, 0);
if (!*endptr)
return st->id == sid;
} else if (!*spec) /* empty specifier, matches everything */
return 1;
av_log(s, AV_LOG_ERROR, "Invalid stream specifier: %s.\n", spec);
return AVERROR(EINVAL);
}
| 10,447 |
FFmpeg | 082cf97106e2e94a969877d4f8c05c1e526acf54 | 0 | static void filter_mb_edgecv( H264Context *h, uint8_t *pix, int stride, int16_t bS[4], int qp ) {
const int index_a = qp + h->slice_alpha_c0_offset;
const int alpha = (alpha_table+52)[index_a];
const int beta = (beta_table+52)[qp + h->slice_beta_offset];
if (alpha ==0 || beta == 0) return;
if( bS[0] < 4 ) {
int8_t tc[4];
tc[0] = (tc0_table+52)[index_a][bS[0]]+1;
tc[1] = (tc0_table+52)[index_a][bS[1]]+1;
tc[2] = (tc0_table+52)[index_a][bS[2]]+1;
tc[3] = (tc0_table+52)[index_a][bS[3]]+1;
h->s.dsp.h264_h_loop_filter_chroma(pix, stride, alpha, beta, tc);
} else {
h->s.dsp.h264_h_loop_filter_chroma_intra(pix, stride, alpha, beta);
}
}
| 10,448 |
qemu | b09481de91cce94342bac3327bb7633c39ff8bf6 | 1 | int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr,
int is_write1, int mmu_idx)
{
X86CPU *cpu = X86_CPU(cs);
CPUX86State *env = &cpu->env;
uint64_t ptep, pte;
target_ulong pde_addr, pte_addr;
int error_code = 0;
int is_dirty, prot, page_size, is_write, is_user;
hwaddr paddr;
uint64_t rsvd_mask = PG_HI_RSVD_MASK;
uint32_t page_offset;
target_ulong vaddr;
is_user = mmu_idx == MMU_USER_IDX;
#if defined(DEBUG_MMU)
printf("MMU fault: addr=%" VADDR_PRIx " w=%d u=%d eip=" TARGET_FMT_lx "\n",
addr, is_write1, is_user, env->eip);
#endif
is_write = is_write1 & 1;
if (!(env->cr[0] & CR0_PG_MASK)) {
pte = addr;
#ifdef TARGET_X86_64
if (!(env->hflags & HF_LMA_MASK)) {
/* Without long mode we can only address 32bits in real mode */
pte = (uint32_t)pte;
}
#endif
prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
page_size = 4096;
goto do_mapping;
}
if (!(env->efer & MSR_EFER_NXE)) {
rsvd_mask |= PG_NX_MASK;
}
if (env->cr[4] & CR4_PAE_MASK) {
uint64_t pde, pdpe;
target_ulong pdpe_addr;
#ifdef TARGET_X86_64
if (env->hflags & HF_LMA_MASK) {
uint64_t pml4e_addr, pml4e;
int32_t sext;
/* test virtual address sign extension */
sext = (int64_t)addr >> 47;
if (sext != 0 && sext != -1) {
env->error_code = 0;
cs->exception_index = EXCP0D_GPF;
return 1;
}
pml4e_addr = ((env->cr[3] & ~0xfff) + (((addr >> 39) & 0x1ff) << 3)) &
env->a20_mask;
pml4e = ldq_phys(cs->as, pml4e_addr);
if (!(pml4e & PG_PRESENT_MASK)) {
goto do_fault;
}
if (pml4e & (rsvd_mask | PG_PSE_MASK)) {
goto do_fault_rsvd;
}
if (!(pml4e & PG_ACCESSED_MASK)) {
pml4e |= PG_ACCESSED_MASK;
stl_phys_notdirty(cs->as, pml4e_addr, pml4e);
}
ptep = pml4e ^ PG_NX_MASK;
pdpe_addr = ((pml4e & PG_ADDRESS_MASK) + (((addr >> 30) & 0x1ff) << 3)) &
env->a20_mask;
pdpe = ldq_phys(cs->as, pdpe_addr);
if (!(pdpe & PG_PRESENT_MASK)) {
goto do_fault;
}
if (pdpe & rsvd_mask) {
goto do_fault_rsvd;
}
ptep &= pdpe ^ PG_NX_MASK;
if (!(pdpe & PG_ACCESSED_MASK)) {
pdpe |= PG_ACCESSED_MASK;
stl_phys_notdirty(cs->as, pdpe_addr, pdpe);
}
if (pdpe & PG_PSE_MASK) {
/* 1 GB page */
page_size = 1024 * 1024 * 1024;
pte_addr = pdpe_addr;
pte = pdpe;
goto do_check_protect;
}
} else
#endif
{
/* XXX: load them when cr3 is loaded ? */
pdpe_addr = ((env->cr[3] & ~0x1f) + ((addr >> 27) & 0x18)) &
env->a20_mask;
pdpe = ldq_phys(cs->as, pdpe_addr);
if (!(pdpe & PG_PRESENT_MASK)) {
goto do_fault;
}
rsvd_mask |= PG_HI_USER_MASK | PG_NX_MASK;
if (pdpe & rsvd_mask) {
goto do_fault_rsvd;
}
ptep = PG_NX_MASK | PG_USER_MASK | PG_RW_MASK;
}
pde_addr = ((pdpe & PG_ADDRESS_MASK) + (((addr >> 21) & 0x1ff) << 3)) &
env->a20_mask;
pde = ldq_phys(cs->as, pde_addr);
if (!(pde & PG_PRESENT_MASK)) {
goto do_fault;
}
if (pde & rsvd_mask) {
goto do_fault_rsvd;
}
ptep &= pde ^ PG_NX_MASK;
if (pde & PG_PSE_MASK) {
/* 2 MB page */
page_size = 2048 * 1024;
pte_addr = pde_addr;
pte = pde;
goto do_check_protect;
}
/* 4 KB page */
if (!(pde & PG_ACCESSED_MASK)) {
pde |= PG_ACCESSED_MASK;
stl_phys_notdirty(cs->as, pde_addr, pde);
}
pte_addr = ((pde & PG_ADDRESS_MASK) + (((addr >> 12) & 0x1ff) << 3)) &
env->a20_mask;
pte = ldq_phys(cs->as, pte_addr);
if (!(pte & PG_PRESENT_MASK)) {
goto do_fault;
}
if (pte & rsvd_mask) {
goto do_fault_rsvd;
}
/* combine pde and pte nx, user and rw protections */
ptep &= pte ^ PG_NX_MASK;
page_size = 4096;
} else {
uint32_t pde;
/* page directory entry */
pde_addr = ((env->cr[3] & ~0xfff) + ((addr >> 20) & 0xffc)) &
env->a20_mask;
pde = ldl_phys(cs->as, pde_addr);
if (!(pde & PG_PRESENT_MASK)) {
goto do_fault;
}
ptep = pde | PG_NX_MASK;
/* if PSE bit is set, then we use a 4MB page */
if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
page_size = 4096 * 1024;
pte_addr = pde_addr;
/* Bits 20-13 provide bits 39-32 of the address, bit 21 is reserved.
* Leave bits 20-13 in place for setting accessed/dirty bits below.
*/
pte = pde | ((pde & 0x1fe000) << (32 - 13));
rsvd_mask = 0x200000;
goto do_check_protect_pse36;
}
if (!(pde & PG_ACCESSED_MASK)) {
pde |= PG_ACCESSED_MASK;
stl_phys_notdirty(cs->as, pde_addr, pde);
}
/* page directory entry */
pte_addr = ((pde & ~0xfff) + ((addr >> 10) & 0xffc)) &
env->a20_mask;
pte = ldl_phys(cs->as, pte_addr);
if (!(pte & PG_PRESENT_MASK)) {
goto do_fault;
}
/* combine pde and pte user and rw protections */
ptep &= pte | PG_NX_MASK;
page_size = 4096;
rsvd_mask = 0;
}
do_check_protect:
rsvd_mask |= (page_size - 1) & PG_ADDRESS_MASK & ~PG_PSE_PAT_MASK;
do_check_protect_pse36:
if (pte & rsvd_mask) {
goto do_fault_rsvd;
}
ptep ^= PG_NX_MASK;
if ((ptep & PG_NX_MASK) && is_write1 == 2) {
goto do_fault_protect;
}
switch (mmu_idx) {
case MMU_USER_IDX:
if (!(ptep & PG_USER_MASK)) {
goto do_fault_protect;
}
if (is_write && !(ptep & PG_RW_MASK)) {
goto do_fault_protect;
}
break;
case MMU_KSMAP_IDX:
if (is_write1 != 2 && (ptep & PG_USER_MASK)) {
goto do_fault_protect;
}
/* fall through */
case MMU_KNOSMAP_IDX:
if (is_write1 == 2 && (env->cr[4] & CR4_SMEP_MASK) &&
(ptep & PG_USER_MASK)) {
goto do_fault_protect;
}
if ((env->cr[0] & CR0_WP_MASK) &&
is_write && !(ptep & PG_RW_MASK)) {
goto do_fault_protect;
}
break;
default: /* cannot happen */
break;
}
is_dirty = is_write && !(pte & PG_DIRTY_MASK);
if (!(pte & PG_ACCESSED_MASK) || is_dirty) {
pte |= PG_ACCESSED_MASK;
if (is_dirty) {
pte |= PG_DIRTY_MASK;
}
stl_phys_notdirty(cs->as, pte_addr, pte);
}
/* the page can be put in the TLB */
prot = PAGE_READ;
if (!(ptep & PG_NX_MASK))
prot |= PAGE_EXEC;
if (pte & PG_DIRTY_MASK) {
/* only set write access if already dirty... otherwise wait
for dirty access */
if (is_user) {
if (ptep & PG_RW_MASK)
prot |= PAGE_WRITE;
} else {
if (!(env->cr[0] & CR0_WP_MASK) ||
(ptep & PG_RW_MASK))
prot |= PAGE_WRITE;
}
}
do_mapping:
pte = pte & env->a20_mask;
/* align to page_size */
pte &= PG_ADDRESS_MASK & ~(page_size - 1);
/* Even if 4MB pages, we map only one 4KB page in the cache to
avoid filling it too fast */
vaddr = addr & TARGET_PAGE_MASK;
page_offset = vaddr & (page_size - 1);
paddr = pte + page_offset;
tlb_set_page(cs, vaddr, paddr, prot, mmu_idx, page_size);
return 0;
do_fault_rsvd:
error_code |= PG_ERROR_RSVD_MASK;
do_fault_protect:
error_code |= PG_ERROR_P_MASK;
do_fault:
error_code |= (is_write << PG_ERROR_W_BIT);
if (is_user)
error_code |= PG_ERROR_U_MASK;
if (is_write1 == 2 &&
(((env->efer & MSR_EFER_NXE) &&
(env->cr[4] & CR4_PAE_MASK)) ||
(env->cr[4] & CR4_SMEP_MASK)))
error_code |= PG_ERROR_I_D_MASK;
if (env->intercept_exceptions & (1 << EXCP0E_PAGE)) {
/* cr2 is not modified in case of exceptions */
stq_phys(cs->as,
env->vm_vmcb + offsetof(struct vmcb, control.exit_info_2),
addr);
} else {
env->cr[2] = addr;
}
env->error_code = error_code;
cs->exception_index = EXCP0E_PAGE;
return 1;
}
| 10,450 |
qemu | 5f5a1318653c08e435cfa52f60b6a712815b659d | 1 | uint32_t virtio_config_readb(VirtIODevice *vdev, uint32_t addr)
{
VirtioDeviceClass *k = VIRTIO_DEVICE_GET_CLASS(vdev);
uint8_t val;
k->get_config(vdev, vdev->config);
if (addr > (vdev->config_len - sizeof(val)))
return (uint32_t)-1;
val = ldub_p(vdev->config + addr);
return val;
}
| 10,451 |
FFmpeg | 0780ad9c688cc8272daa7780d3f112a9f55208ca | 0 | av_cold int ff_rdft_init(RDFTContext *s, int nbits, enum RDFTransformType trans)
{
int n = 1 << nbits;
int ret;
s->nbits = nbits;
s->inverse = trans == IDFT_C2R || trans == DFT_C2R;
s->sign_convention = trans == IDFT_R2C || trans == DFT_C2R ? 1 : -1;
if (nbits < 4 || nbits > 16)
return AVERROR(EINVAL);
if ((ret = ff_fft_init(&s->fft, nbits-1, trans == IDFT_C2R || trans == IDFT_R2C)) < 0)
return ret;
ff_init_ff_cos_tabs(nbits);
s->tcos = ff_cos_tabs[nbits];
s->tsin = ff_sin_tabs[nbits]+(trans == DFT_R2C || trans == DFT_C2R)*(n>>2);
#if !CONFIG_HARDCODED_TABLES
{
int i;
const double theta = (trans == DFT_R2C || trans == DFT_C2R ? -1 : 1) * 2 * M_PI / n;
for (i = 0; i < (n >> 2); i++)
s->tsin[i] = sin(i * theta);
}
#endif
s->rdft_calc = rdft_calc_c;
if (ARCH_ARM) ff_rdft_init_arm(s);
return 0;
}
| 10,452 |
qemu | 6c60134091cb2754d810b012773754967d8bbf92 | 1 | static int uhci_handle_td(UHCIState *s, uint32_t addr, UHCI_TD *td, uint32_t *int_mask)
{
UHCIAsync *async;
int len = 0, max_len;
uint8_t pid;
USBDevice *dev;
USBEndpoint *ep;
/* Is active ? */
if (!(td->ctrl & TD_CTRL_ACTIVE))
return TD_RESULT_NEXT_QH;
async = uhci_async_find_td(s, addr, td);
if (async) {
/* Already submitted */
async->queue->valid = 32;
if (!async->done)
return TD_RESULT_ASYNC_CONT;
uhci_async_unlink(async);
goto done;
}
/* Allocate new packet */
async = uhci_async_alloc(uhci_queue_get(s, td), addr);
if (!async)
return TD_RESULT_NEXT_QH;
/* valid needs to be large enough to handle 10 frame delay
* for initial isochronous requests
*/
async->queue->valid = 32;
async->isoc = td->ctrl & TD_CTRL_IOS;
max_len = ((td->token >> 21) + 1) & 0x7ff;
pid = td->token & 0xff;
dev = uhci_find_device(s, (td->token >> 8) & 0x7f);
ep = usb_ep_get(dev, pid, (td->token >> 15) & 0xf);
usb_packet_setup(&async->packet, pid, ep);
qemu_sglist_add(&async->sgl, td->buffer, max_len);
usb_packet_map(&async->packet, &async->sgl);
switch(pid) {
case USB_TOKEN_OUT:
case USB_TOKEN_SETUP:
len = usb_handle_packet(dev, &async->packet);
if (len >= 0)
len = max_len;
break;
case USB_TOKEN_IN:
len = usb_handle_packet(dev, &async->packet);
break;
default:
/* invalid pid : frame interrupted */
uhci_async_free(async);
s->status |= UHCI_STS_HCPERR;
uhci_update_irq(s);
return TD_RESULT_STOP_FRAME;
}
if (len == USB_RET_ASYNC) {
uhci_async_link(async);
return TD_RESULT_ASYNC_START;
}
async->packet.result = len;
done:
len = uhci_complete_td(s, td, async, int_mask);
usb_packet_unmap(&async->packet);
uhci_async_free(async);
return len;
}
| 10,453 |
FFmpeg | 1662bd350a470f1cbd5c2cc9a0e1bfaa8543033f | 1 | static int update_wrap_reference(AVFormatContext *s, AVStream *st, int stream_index)
{
if (s->correct_ts_overflow && st->pts_wrap_bits != 64 &&
st->pts_wrap_reference == AV_NOPTS_VALUE && st->first_dts != AV_NOPTS_VALUE) {
int i;
// reference time stamp should be 60 s before first time stamp
int64_t pts_wrap_reference = st->first_dts - av_rescale(60, st->time_base.den, st->time_base.num);
// if first time stamp is not more than 1/8 and 60s before the wrap point, subtract rather than add wrap offset
int pts_wrap_behavior = (st->first_dts < (1LL<<st->pts_wrap_bits) - (1LL<<st->pts_wrap_bits-3)) ||
(st->first_dts < (1LL<<st->pts_wrap_bits) - av_rescale(60, st->time_base.den, st->time_base.num)) ?
AV_PTS_WRAP_ADD_OFFSET : AV_PTS_WRAP_SUB_OFFSET;
AVProgram *first_program = av_find_program_from_stream(s, NULL, stream_index);
if (!first_program) {
int default_stream_index = av_find_default_stream_index(s);
if (s->streams[default_stream_index]->pts_wrap_reference == AV_NOPTS_VALUE) {
for (i=0; i<s->nb_streams; i++) {
s->streams[i]->pts_wrap_reference = pts_wrap_reference;
s->streams[i]->pts_wrap_behavior = pts_wrap_behavior;
}
}
else {
st->pts_wrap_reference = s->streams[default_stream_index]->pts_wrap_reference;
st->pts_wrap_behavior = s->streams[default_stream_index]->pts_wrap_behavior;
}
}
else {
AVProgram *program = first_program;
while (program) {
if (program->pts_wrap_reference != AV_NOPTS_VALUE) {
pts_wrap_reference = program->pts_wrap_reference;
pts_wrap_behavior = program->pts_wrap_behavior;
break;
}
program = av_find_program_from_stream(s, program, stream_index);
}
// update every program with differing pts_wrap_reference
program = first_program;
while(program) {
if (program->pts_wrap_reference != pts_wrap_reference) {
for (i=0; i<program->nb_stream_indexes; i++) {
s->streams[program->stream_index[i]]->pts_wrap_reference = pts_wrap_reference;
s->streams[program->stream_index[i]]->pts_wrap_behavior = pts_wrap_behavior;
}
program->pts_wrap_reference = pts_wrap_reference;
program->pts_wrap_behavior = pts_wrap_behavior;
}
program = av_find_program_from_stream(s, program, stream_index);
}
}
return 1;
}
return 0;
}
| 10,454 |
qemu | cf7330c759345de2efe9c0df7921189ac5ff11d3 | 1 | static int pty_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
{
PtyCharDriver *s = chr->opaque;
if (!s->connected) {
/* guest sends data, check for (re-)connect */
pty_chr_update_read_handler_locked(chr);
return 0;
}
return io_channel_send(s->fd, buf, len);
}
| 10,455 |
qemu | 198a0039c5fca224a77e9761e2350dd9cc102ad0 | 1 | int vnc_client_io_error(VncState *vs, int ret, int last_errno)
{
if (ret == 0 || ret == -1) {
if (ret == -1) {
switch (last_errno) {
case EINTR:
case EAGAIN:
#ifdef _WIN32
case WSAEWOULDBLOCK:
#endif
return 0;
default:
break;
}
}
VNC_DEBUG("Closing down client sock %d %d\n", ret, ret < 0 ? last_errno : 0);
qemu_set_fd_handler2(vs->csock, NULL, NULL, NULL, NULL);
closesocket(vs->csock);
qemu_del_timer(vs->timer);
qemu_free_timer(vs->timer);
if (vs->input.buffer) qemu_free(vs->input.buffer);
if (vs->output.buffer) qemu_free(vs->output.buffer);
#ifdef CONFIG_VNC_TLS
vnc_tls_client_cleanup(vs);
#endif /* CONFIG_VNC_TLS */
#ifdef CONFIG_VNC_SASL
vnc_sasl_client_cleanup(vs);
#endif /* CONFIG_VNC_SASL */
audio_del(vs);
VncState *p, *parent = NULL;
for (p = vs->vd->clients; p != NULL; p = p->next) {
if (p == vs) {
if (parent)
parent->next = p->next;
else
vs->vd->clients = p->next;
break;
}
parent = p;
}
if (!vs->vd->clients)
dcl->idle = 1;
qemu_free(vs->server.ds->data);
qemu_free(vs->server.ds);
qemu_free(vs->guest.ds);
qemu_free(vs);
return 0;
}
return ret;
}
| 10,456 |
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