project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
|
|---|---|---|---|---|
qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce | 0 | static uint16_t md_common_read(PCMCIACardState *card, uint32_t at)
{
MicroDriveState *s = MICRODRIVE(card);
IDEState *ifs;
uint16_t ret;
at -= s->io_base;
switch (s->opt & OPT_MODE) {
case OPT_MODE_MMAP:
if ((at & ~0x3ff) == 0x400) {
at = 0;
}
break;
case OPT_MODE_IOMAP16:
at &= 0xf;
break;
case OPT_MODE_IOMAP1:
if ((at & ~0xf) == 0x3f0) {
at -= 0x3e8;
} else if ((at & ~0xf) == 0x1f0) {
at -= 0x1f0;
}
break;
case OPT_MODE_IOMAP2:
if ((at & ~0xf) == 0x370) {
at -= 0x368;
} else if ((at & ~0xf) == 0x170) {
at -= 0x170;
}
}
switch (at) {
case 0x0: /* Even RD Data */
case 0x8:
return ide_data_readw(&s->bus, 0);
/* TODO: 8-bit accesses */
if (s->cycle) {
ret = s->io >> 8;
} else {
s->io = ide_data_readw(&s->bus, 0);
ret = s->io & 0xff;
}
s->cycle = !s->cycle;
return ret;
case 0x9: /* Odd RD Data */
return s->io >> 8;
case 0xd: /* Error */
return ide_ioport_read(&s->bus, 0x1);
case 0xe: /* Alternate Status */
ifs = idebus_active_if(&s->bus);
if (ifs->bs) {
return ifs->status;
} else {
return 0;
}
case 0xf: /* Device Address */
ifs = idebus_active_if(&s->bus);
return 0xc2 | ((~ifs->select << 2) & 0x3c);
default:
return ide_ioport_read(&s->bus, at);
}
return 0;
}
| 10,084 |
qemu | a1cbfd554e11bb8af38c2f3e1f1574bf4c563cd2 | 0 | static void usb_msd_handle_data(USBDevice *dev, USBPacket *p)
{
MSDState *s = (MSDState *)dev;
uint32_t tag;
struct usb_msd_cbw cbw;
uint8_t devep = p->ep->nr;
switch (p->pid) {
case USB_TOKEN_OUT:
if (devep != 2)
goto fail;
switch (s->mode) {
case USB_MSDM_CBW:
if (p->iov.size != 31) {
fprintf(stderr, "usb-msd: Bad CBW size");
goto fail;
}
usb_packet_copy(p, &cbw, 31);
if (le32_to_cpu(cbw.sig) != 0x43425355) {
fprintf(stderr, "usb-msd: Bad signature %08x\n",
le32_to_cpu(cbw.sig));
goto fail;
}
DPRINTF("Command on LUN %d\n", cbw.lun);
if (cbw.lun != 0) {
fprintf(stderr, "usb-msd: Bad LUN %d\n", cbw.lun);
goto fail;
}
tag = le32_to_cpu(cbw.tag);
s->data_len = le32_to_cpu(cbw.data_len);
if (s->data_len == 0) {
s->mode = USB_MSDM_CSW;
} else if (cbw.flags & 0x80) {
s->mode = USB_MSDM_DATAIN;
} else {
s->mode = USB_MSDM_DATAOUT;
}
DPRINTF("Command tag 0x%x flags %08x len %d data %d\n",
tag, cbw.flags, cbw.cmd_len, s->data_len);
assert(le32_to_cpu(s->csw.residue) == 0);
s->scsi_len = 0;
s->req = scsi_req_new(s->scsi_dev, tag, 0, cbw.cmd, NULL);
#ifdef DEBUG_MSD
scsi_req_print(s->req);
#endif
scsi_req_enqueue(s->req);
if (s->req && s->req->cmd.xfer != SCSI_XFER_NONE) {
scsi_req_continue(s->req);
}
break;
case USB_MSDM_DATAOUT:
DPRINTF("Data out %zd/%d\n", p->iov.size, s->data_len);
if (p->iov.size > s->data_len) {
goto fail;
}
if (s->scsi_len) {
usb_msd_copy_data(s, p);
}
if (le32_to_cpu(s->csw.residue)) {
int len = p->iov.size - p->actual_length;
if (len) {
usb_packet_skip(p, len);
s->data_len -= len;
if (s->data_len == 0) {
s->mode = USB_MSDM_CSW;
}
}
}
if (p->actual_length < p->iov.size) {
DPRINTF("Deferring packet %p [wait data-out]\n", p);
s->packet = p;
p->status = USB_RET_ASYNC;
}
break;
default:
DPRINTF("Unexpected write (len %zd)\n", p->iov.size);
goto fail;
}
break;
case USB_TOKEN_IN:
if (devep != 1)
goto fail;
switch (s->mode) {
case USB_MSDM_DATAOUT:
if (s->data_len != 0 || p->iov.size < 13) {
goto fail;
}
/* Waiting for SCSI write to complete. */
s->packet = p;
p->status = USB_RET_ASYNC;
break;
case USB_MSDM_CSW:
if (p->iov.size < 13) {
goto fail;
}
if (s->req) {
/* still in flight */
DPRINTF("Deferring packet %p [wait status]\n", p);
s->packet = p;
p->status = USB_RET_ASYNC;
} else {
usb_msd_send_status(s, p);
s->mode = USB_MSDM_CBW;
}
break;
case USB_MSDM_DATAIN:
DPRINTF("Data in %zd/%d, scsi_len %d\n",
p->iov.size, s->data_len, s->scsi_len);
if (s->scsi_len) {
usb_msd_copy_data(s, p);
}
if (le32_to_cpu(s->csw.residue)) {
int len = p->iov.size - p->actual_length;
if (len) {
usb_packet_skip(p, len);
s->data_len -= len;
if (s->data_len == 0) {
s->mode = USB_MSDM_CSW;
}
}
}
if (p->actual_length < p->iov.size) {
DPRINTF("Deferring packet %p [wait data-in]\n", p);
s->packet = p;
p->status = USB_RET_ASYNC;
}
break;
default:
DPRINTF("Unexpected read (len %zd)\n", p->iov.size);
goto fail;
}
break;
default:
DPRINTF("Bad token\n");
fail:
p->status = USB_RET_STALL;
break;
}
}
| 10,085 |
qemu | a3251186fc6a04d421e9c4b65aa04ec32379ec38 | 0 | void optimize_flags_init(void)
{
cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
cpu_cc_op = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, cc_op), "cc_op");
cpu_cc_src = tcg_global_mem_new(TCG_AREG0, offsetof(CPUX86State, cc_src),
"cc_src");
cpu_cc_dst = tcg_global_mem_new(TCG_AREG0, offsetof(CPUX86State, cc_dst),
"cc_dst");
#ifdef TARGET_X86_64
cpu_regs[R_EAX] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_EAX]), "rax");
cpu_regs[R_ECX] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_ECX]), "rcx");
cpu_regs[R_EDX] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_EDX]), "rdx");
cpu_regs[R_EBX] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_EBX]), "rbx");
cpu_regs[R_ESP] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_ESP]), "rsp");
cpu_regs[R_EBP] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_EBP]), "rbp");
cpu_regs[R_ESI] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_ESI]), "rsi");
cpu_regs[R_EDI] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[R_EDI]), "rdi");
cpu_regs[8] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[8]), "r8");
cpu_regs[9] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[9]), "r9");
cpu_regs[10] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[10]), "r10");
cpu_regs[11] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[11]), "r11");
cpu_regs[12] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[12]), "r12");
cpu_regs[13] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[13]), "r13");
cpu_regs[14] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[14]), "r14");
cpu_regs[15] = tcg_global_mem_new_i64(TCG_AREG0,
offsetof(CPUX86State, regs[15]), "r15");
#else
cpu_regs[R_EAX] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_EAX]), "eax");
cpu_regs[R_ECX] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_ECX]), "ecx");
cpu_regs[R_EDX] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_EDX]), "edx");
cpu_regs[R_EBX] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_EBX]), "ebx");
cpu_regs[R_ESP] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_ESP]), "esp");
cpu_regs[R_EBP] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_EBP]), "ebp");
cpu_regs[R_ESI] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_ESI]), "esi");
cpu_regs[R_EDI] = tcg_global_mem_new_i32(TCG_AREG0,
offsetof(CPUX86State, regs[R_EDI]), "edi");
#endif
/* register helpers */
#define GEN_HELPER 2
#include "helper.h"
}
| 10,086 |
qemu | 6769da29c7a3caa9de4020db87f495de692cf8e2 | 0 | static size_t handle_aiocb_rw(struct qemu_paiocb *aiocb)
{
size_t nbytes;
char *buf;
if (!(aiocb->aio_type & QEMU_AIO_MISALIGNED)) {
/*
* If there is just a single buffer, and it is properly aligned
* we can just use plain pread/pwrite without any problems.
*/
if (aiocb->aio_niov == 1)
return handle_aiocb_rw_linear(aiocb, aiocb->aio_iov->iov_base);
/*
* We have more than one iovec, and all are properly aligned.
*
* Try preadv/pwritev first and fall back to linearizing the
* buffer if it's not supported.
*/
if (preadv_present) {
nbytes = handle_aiocb_rw_vector(aiocb);
if (nbytes == aiocb->aio_nbytes)
return nbytes;
if (nbytes < 0 && nbytes != -ENOSYS)
return nbytes;
preadv_present = 0;
}
/*
* XXX(hch): short read/write. no easy way to handle the reminder
* using these interfaces. For now retry using plain
* pread/pwrite?
*/
}
/*
* Ok, we have to do it the hard way, copy all segments into
* a single aligned buffer.
*/
buf = qemu_memalign(512, aiocb->aio_nbytes);
if (aiocb->aio_type & QEMU_AIO_WRITE) {
char *p = buf;
int i;
for (i = 0; i < aiocb->aio_niov; ++i) {
memcpy(p, aiocb->aio_iov[i].iov_base, aiocb->aio_iov[i].iov_len);
p += aiocb->aio_iov[i].iov_len;
}
}
nbytes = handle_aiocb_rw_linear(aiocb, buf);
if (!(aiocb->aio_type & QEMU_AIO_WRITE)) {
char *p = buf;
size_t count = aiocb->aio_nbytes, copy;
int i;
for (i = 0; i < aiocb->aio_niov && count; ++i) {
copy = count;
if (copy > aiocb->aio_iov[i].iov_len)
copy = aiocb->aio_iov[i].iov_len;
memcpy(aiocb->aio_iov[i].iov_base, p, copy);
p += copy;
count -= copy;
}
}
qemu_vfree(buf);
return nbytes;
}
| 10,087 |
qemu | 85c97ca7a10b93216bc95052e9dabe3a4bb8736a | 0 | static int coroutine_fn bdrv_co_do_copy_on_readv(BlockDriverState *bs,
int64_t offset, unsigned int bytes, QEMUIOVector *qiov)
{
/* Perform I/O through a temporary buffer so that users who scribble over
* their read buffer while the operation is in progress do not end up
* modifying the image file. This is critical for zero-copy guest I/O
* where anything might happen inside guest memory.
*/
void *bounce_buffer;
BlockDriver *drv = bs->drv;
struct iovec iov;
QEMUIOVector bounce_qiov;
int64_t cluster_offset;
unsigned int cluster_bytes;
size_t skip_bytes;
int ret;
/* Cover entire cluster so no additional backing file I/O is required when
* allocating cluster in the image file.
*/
bdrv_round_to_clusters(bs, offset, bytes, &cluster_offset, &cluster_bytes);
trace_bdrv_co_do_copy_on_readv(bs, offset, bytes,
cluster_offset, cluster_bytes);
iov.iov_len = cluster_bytes;
iov.iov_base = bounce_buffer = qemu_try_blockalign(bs, iov.iov_len);
if (bounce_buffer == NULL) {
ret = -ENOMEM;
goto err;
}
qemu_iovec_init_external(&bounce_qiov, &iov, 1);
ret = bdrv_driver_preadv(bs, cluster_offset, cluster_bytes,
&bounce_qiov, 0);
if (ret < 0) {
goto err;
}
if (drv->bdrv_co_pwrite_zeroes &&
buffer_is_zero(bounce_buffer, iov.iov_len)) {
/* FIXME: Should we (perhaps conditionally) be setting
* BDRV_REQ_MAY_UNMAP, if it will allow for a sparser copy
* that still correctly reads as zero? */
ret = bdrv_co_do_pwrite_zeroes(bs, cluster_offset, cluster_bytes, 0);
} else {
/* This does not change the data on the disk, it is not necessary
* to flush even in cache=writethrough mode.
*/
ret = bdrv_driver_pwritev(bs, cluster_offset, cluster_bytes,
&bounce_qiov, 0);
}
if (ret < 0) {
/* It might be okay to ignore write errors for guest requests. If this
* is a deliberate copy-on-read then we don't want to ignore the error.
* Simply report it in all cases.
*/
goto err;
}
skip_bytes = offset - cluster_offset;
qemu_iovec_from_buf(qiov, 0, bounce_buffer + skip_bytes, bytes);
err:
qemu_vfree(bounce_buffer);
return ret;
}
| 10,088 |
qemu | b9f7855a50a7cbf04454fa84e9d1f333151f2259 | 0 | static int sector_limits_lun2qemu(int64_t sector, IscsiLun *iscsilun)
{
int limit = MIN(sector_lun2qemu(sector, iscsilun), INT_MAX / 2 + 1);
return limit < BDRV_REQUEST_MAX_SECTORS ? limit : 0;
}
| 10,089 |
qemu | 375092332eeaa6e47561ce47fd36144cdaf964d0 | 0 | static ssize_t test_block_init_func(QCryptoBlock *block,
size_t headerlen,
Error **errp,
void *opaque)
{
Buffer *header = opaque;
g_assert_cmpint(header->capacity, ==, 0);
buffer_reserve(header, headerlen);
return headerlen;
}
| 10,090 |
qemu | bc0f0674f037a01f2ce0870ad6270a356a7a8347 | 0 | e1000_mmio_write(void *opaque, hwaddr addr, uint64_t val,
unsigned size)
{
E1000State *s = opaque;
unsigned int index = (addr & 0x1ffff) >> 2;
if (index < NWRITEOPS && macreg_writeops[index]) {
macreg_writeops[index](s, index, val);
} else if (index < NREADOPS && macreg_readops[index]) {
DBGOUT(MMIO, "e1000_mmio_writel RO %x: 0x%04"PRIx64"\n", index<<2, val);
} else {
DBGOUT(UNKNOWN, "MMIO unknown write addr=0x%08x,val=0x%08"PRIx64"\n",
index<<2, val);
}
}
| 10,091 |
qemu | 245f7b51c0ea04fb2224b1127430a096c91aee70 | 0 | void vnc_hextile_set_pixel_conversion(VncState *vs, int generic)
{
if (!generic) {
switch (vs->ds->surface->pf.bits_per_pixel) {
case 8:
vs->send_hextile_tile = send_hextile_tile_8;
break;
case 16:
vs->send_hextile_tile = send_hextile_tile_16;
break;
case 32:
vs->send_hextile_tile = send_hextile_tile_32;
break;
}
} else {
switch (vs->ds->surface->pf.bits_per_pixel) {
case 8:
vs->send_hextile_tile = send_hextile_tile_generic_8;
break;
case 16:
vs->send_hextile_tile = send_hextile_tile_generic_16;
break;
case 32:
vs->send_hextile_tile = send_hextile_tile_generic_32;
break;
}
}
}
| 10,092 |
qemu | dfe80b071b6ef6c9c0b4e36191e2fe2d16050766 | 0 | static void qemu_rbd_aio_event_reader(void *opaque)
{
BDRVRBDState *s = opaque;
ssize_t ret;
do {
char *p = (char *)&s->event_rcb;
/* now read the rcb pointer that was sent from a non qemu thread */
if ((ret = read(s->fds[RBD_FD_READ], p + s->event_reader_pos,
sizeof(s->event_rcb) - s->event_reader_pos)) > 0) {
if (ret > 0) {
s->event_reader_pos += ret;
if (s->event_reader_pos == sizeof(s->event_rcb)) {
s->event_reader_pos = 0;
qemu_rbd_complete_aio(s->event_rcb);
s->qemu_aio_count--;
}
}
}
} while (ret < 0 && errno == EINTR);
}
| 10,093 |
qemu | 80731d9da560461bbdcda5ad4b05f4a8a846fccd | 0 | static coroutine_fn int send_co_req(int sockfd, SheepdogReq *hdr, void *data,
unsigned int *wlen)
{
int ret;
ret = qemu_co_send(sockfd, hdr, sizeof(*hdr));
if (ret < sizeof(*hdr)) {
error_report("failed to send a req, %s", strerror(errno));
return ret;
}
ret = qemu_co_send(sockfd, data, *wlen);
if (ret < *wlen) {
error_report("failed to send a req, %s", strerror(errno));
}
return ret;
}
| 10,094 |
qemu | 3098dba01c7daab60762b6f6624ea88c0d6cb65a | 0 | static inline void start_exclusive(void)
{
CPUState *other;
pthread_mutex_lock(&exclusive_lock);
exclusive_idle();
pending_cpus = 1;
/* Make all other cpus stop executing. */
for (other = first_cpu; other; other = other->next_cpu) {
if (other->running) {
pending_cpus++;
cpu_interrupt(other, CPU_INTERRUPT_EXIT);
}
}
if (pending_cpus > 1) {
pthread_cond_wait(&exclusive_cond, &exclusive_lock);
}
}
| 10,095 |
FFmpeg | 6bed20f45a484f5709fec4c97a238240161b1797 | 0 | matroska_parse_cluster (MatroskaDemuxContext *matroska)
{
int res = 0;
uint32_t id;
uint64_t cluster_time = 0;
uint8_t *data;
int64_t pos;
int size;
av_log(matroska->ctx, AV_LOG_DEBUG,
"parsing cluster at %"PRId64"\n", url_ftell(&matroska->ctx->pb));
while (res == 0) {
if (!(id = ebml_peek_id(matroska, &matroska->level_up))) {
res = AVERROR_IO;
break;
} else if (matroska->level_up) {
matroska->level_up--;
break;
}
switch (id) {
/* cluster timecode */
case MATROSKA_ID_CLUSTERTIMECODE: {
uint64_t num;
if ((res = ebml_read_uint(matroska, &id, &num)) < 0)
break;
cluster_time = num;
break;
}
/* a group of blocks inside a cluster */
case MATROSKA_ID_BLOCKGROUP:
if ((res = ebml_read_master(matroska, &id)) < 0)
break;
res = matroska_parse_blockgroup(matroska, cluster_time);
break;
case MATROSKA_ID_SIMPLEBLOCK:
pos = url_ftell(&matroska->ctx->pb);
res = ebml_read_binary(matroska, &id, &data, &size);
if (res == 0)
res = matroska_parse_block(matroska, data, size, pos,
cluster_time, -1, NULL, NULL);
break;
default:
av_log(matroska->ctx, AV_LOG_INFO,
"Unknown entry 0x%x in cluster data\n", id);
/* fall-through */
case EBML_ID_VOID:
res = ebml_read_skip(matroska);
break;
}
if (matroska->level_up) {
matroska->level_up--;
break;
}
}
return res;
}
| 10,096 |
qemu | 42a268c241183877192c376d03bd9b6d527407c7 | 0 | static inline void gen_evsel(DisasContext *ctx)
{
int l1 = gen_new_label();
int l2 = gen_new_label();
int l3 = gen_new_label();
int l4 = gen_new_label();
TCGv_i32 t0 = tcg_temp_local_new_i32();
tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 3);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]);
gen_set_label(l2);
tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 2);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l3);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
tcg_gen_br(l4);
gen_set_label(l3);
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
gen_set_label(l4);
tcg_temp_free_i32(t0);
}
| 10,097 |
qemu | ce5b1bbf624b977a55ff7f85bb3871682d03baff | 1 | static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
X86CPU *cpu = X86_CPU(dev);
X86CPUClass *xcc = X86_CPU_GET_CLASS(dev);
CPUX86State *env = &cpu->env;
Error *local_err = NULL;
static bool ht_warned;
if (xcc->kvm_required && !kvm_enabled()) {
char *name = x86_cpu_class_get_model_name(xcc);
error_setg(&local_err, "CPU model '%s' requires KVM", name);
g_free(name);
goto out;
}
if (cpu->apic_id == UNASSIGNED_APIC_ID) {
error_setg(errp, "apic-id property was not initialized properly");
return;
}
x86_cpu_load_features(cpu, &local_err);
if (local_err) {
goto out;
}
if (x86_cpu_filter_features(cpu) &&
(cpu->check_cpuid || cpu->enforce_cpuid)) {
x86_cpu_report_filtered_features(cpu);
if (cpu->enforce_cpuid) {
error_setg(&local_err,
kvm_enabled() ?
"Host doesn't support requested features" :
"TCG doesn't support requested features");
goto out;
}
}
/* On AMD CPUs, some CPUID[8000_0001].EDX bits must match the bits on
* CPUID[1].EDX.
*/
if (IS_AMD_CPU(env)) {
env->features[FEAT_8000_0001_EDX] &= ~CPUID_EXT2_AMD_ALIASES;
env->features[FEAT_8000_0001_EDX] |= (env->features[FEAT_1_EDX]
& CPUID_EXT2_AMD_ALIASES);
}
/* For 64bit systems think about the number of physical bits to present.
* ideally this should be the same as the host; anything other than matching
* the host can cause incorrect guest behaviour.
* QEMU used to pick the magic value of 40 bits that corresponds to
* consumer AMD devices but nothing else.
*/
if (env->features[FEAT_8000_0001_EDX] & CPUID_EXT2_LM) {
if (kvm_enabled()) {
uint32_t host_phys_bits = x86_host_phys_bits();
static bool warned;
if (cpu->host_phys_bits) {
/* The user asked for us to use the host physical bits */
cpu->phys_bits = host_phys_bits;
}
/* Print a warning if the user set it to a value that's not the
* host value.
*/
if (cpu->phys_bits != host_phys_bits && cpu->phys_bits != 0 &&
!warned) {
error_report("Warning: Host physical bits (%u)"
" does not match phys-bits property (%u)",
host_phys_bits, cpu->phys_bits);
warned = true;
}
if (cpu->phys_bits &&
(cpu->phys_bits > TARGET_PHYS_ADDR_SPACE_BITS ||
cpu->phys_bits < 32)) {
error_setg(errp, "phys-bits should be between 32 and %u "
" (but is %u)",
TARGET_PHYS_ADDR_SPACE_BITS, cpu->phys_bits);
return;
}
} else {
if (cpu->phys_bits && cpu->phys_bits != TCG_PHYS_ADDR_BITS) {
error_setg(errp, "TCG only supports phys-bits=%u",
TCG_PHYS_ADDR_BITS);
return;
}
}
/* 0 means it was not explicitly set by the user (or by machine
* compat_props or by the host code above). In this case, the default
* is the value used by TCG (40).
*/
if (cpu->phys_bits == 0) {
cpu->phys_bits = TCG_PHYS_ADDR_BITS;
}
} else {
/* For 32 bit systems don't use the user set value, but keep
* phys_bits consistent with what we tell the guest.
*/
if (cpu->phys_bits != 0) {
error_setg(errp, "phys-bits is not user-configurable in 32 bit");
return;
}
if (env->features[FEAT_1_EDX] & CPUID_PSE36) {
cpu->phys_bits = 36;
} else {
cpu->phys_bits = 32;
}
}
cpu_exec_init(cs, &error_abort);
if (tcg_enabled()) {
tcg_x86_init();
}
#ifndef CONFIG_USER_ONLY
qemu_register_reset(x86_cpu_machine_reset_cb, cpu);
if (cpu->env.features[FEAT_1_EDX] & CPUID_APIC || smp_cpus > 1) {
x86_cpu_apic_create(cpu, &local_err);
if (local_err != NULL) {
goto out;
}
}
#endif
mce_init(cpu);
#ifndef CONFIG_USER_ONLY
if (tcg_enabled()) {
AddressSpace *newas = g_new(AddressSpace, 1);
cpu->cpu_as_mem = g_new(MemoryRegion, 1);
cpu->cpu_as_root = g_new(MemoryRegion, 1);
/* Outer container... */
memory_region_init(cpu->cpu_as_root, OBJECT(cpu), "memory", ~0ull);
memory_region_set_enabled(cpu->cpu_as_root, true);
/* ... with two regions inside: normal system memory with low
* priority, and...
*/
memory_region_init_alias(cpu->cpu_as_mem, OBJECT(cpu), "memory",
get_system_memory(), 0, ~0ull);
memory_region_add_subregion_overlap(cpu->cpu_as_root, 0, cpu->cpu_as_mem, 0);
memory_region_set_enabled(cpu->cpu_as_mem, true);
address_space_init(newas, cpu->cpu_as_root, "CPU");
cs->num_ases = 1;
cpu_address_space_init(cs, newas, 0);
/* ... SMRAM with higher priority, linked from /machine/smram. */
cpu->machine_done.notify = x86_cpu_machine_done;
qemu_add_machine_init_done_notifier(&cpu->machine_done);
}
#endif
qemu_init_vcpu(cs);
/* Only Intel CPUs support hyperthreading. Even though QEMU fixes this
* issue by adjusting CPUID_0000_0001_EBX and CPUID_8000_0008_ECX
* based on inputs (sockets,cores,threads), it is still better to gives
* users a warning.
*
* NOTE: the following code has to follow qemu_init_vcpu(). Otherwise
* cs->nr_threads hasn't be populated yet and the checking is incorrect.
*/
if (!IS_INTEL_CPU(env) && cs->nr_threads > 1 && !ht_warned) {
error_report("AMD CPU doesn't support hyperthreading. Please configure"
" -smp options properly.");
ht_warned = true;
}
x86_cpu_apic_realize(cpu, &local_err);
if (local_err != NULL) {
goto out;
}
cpu_reset(cs);
xcc->parent_realize(dev, &local_err);
out:
if (local_err != NULL) {
error_propagate(errp, local_err);
return;
}
}
| 10,098 |
FFmpeg | e75bbcf493aeb549d04c56f49406aeee3950d93b | 1 | static int http_proxy_open(URLContext *h, const char *uri, int flags)
{
HTTPContext *s = h->priv_data;
char hostname[1024], hoststr[1024];
char auth[1024], pathbuf[1024], *path;
char line[1024], lower_url[100];
int port, ret = 0;
HTTPAuthType cur_auth_type;
char *authstr;
h->is_streamed = 1;
av_url_split(NULL, 0, auth, sizeof(auth), hostname, sizeof(hostname), &port,
pathbuf, sizeof(pathbuf), uri);
ff_url_join(hoststr, sizeof(hoststr), NULL, NULL, hostname, port, NULL);
path = pathbuf;
if (*path == '/')
path++;
ff_url_join(lower_url, sizeof(lower_url), "tcp", NULL, hostname, port,
NULL);
redo:
ret = ffurl_open(&s->hd, lower_url, AVIO_FLAG_READ_WRITE,
&h->interrupt_callback, NULL);
if (ret < 0)
return ret;
authstr = ff_http_auth_create_response(&s->proxy_auth_state, auth,
path, "CONNECT");
snprintf(s->buffer, sizeof(s->buffer),
"CONNECT %s HTTP/1.1\r\n"
"Host: %s\r\n"
"Connection: close\r\n"
"%s%s"
"\r\n",
path,
hoststr,
authstr ? "Proxy-" : "", authstr ? authstr : "");
av_freep(&authstr);
if ((ret = ffurl_write(s->hd, s->buffer, strlen(s->buffer))) < 0)
goto fail;
s->buf_ptr = s->buffer;
s->buf_end = s->buffer;
s->line_count = 0;
s->filesize = -1;
cur_auth_type = s->proxy_auth_state.auth_type;
for (;;) {
int new_loc;
// Note: This uses buffering, potentially reading more than the
// HTTP header. If tunneling a protocol where the server starts
// the conversation, we might buffer part of that here, too.
// Reading that requires using the proper ffurl_read() function
// on this URLContext, not using the fd directly (as the tls
// protocol does). This shouldn't be an issue for tls though,
// since the client starts the conversation there, so there
// is no extra data that we might buffer up here.
if (http_get_line(s, line, sizeof(line)) < 0) {
ret = AVERROR(EIO);
goto fail;
}
av_dlog(h, "header='%s'\n", line);
ret = process_line(h, line, s->line_count, &new_loc);
if (ret < 0)
goto fail;
if (ret == 0)
break;
s->line_count++;
}
if (s->http_code == 407 && cur_auth_type == HTTP_AUTH_NONE &&
s->proxy_auth_state.auth_type != HTTP_AUTH_NONE) {
ffurl_close(s->hd);
s->hd = NULL;
goto redo;
}
if (s->http_code < 400)
return 0;
ret = AVERROR(EIO);
fail:
http_proxy_close(h);
return ret;
}
| 10,099 |
FFmpeg | 0e4b185a8df12c7b42642699a8df45e0de48de07 | 1 | void rtp_parse_close(RTPDemuxContext *s)
{
// TODO: fold this into the protocol specific data fields.
if (!strcmp(ff_rtp_enc_name(s->payload_type), "MP2T")) {
ff_mpegts_parse_close(s->ts);
}
av_free(s);
} | 10,100 |
qemu | fd97fd4408040a9a6dfaf2fdaeca1c566db6d0aa | 1 | static long gethugepagesize(const char *path, Error **errp)
{
struct statfs fs;
int ret;
do {
ret = statfs(path, &fs);
} while (ret != 0 && errno == EINTR);
if (ret != 0) {
error_setg_errno(errp, errno, "failed to get page size of file %s",
path);
return 0;
}
return fs.f_bsize;
}
| 10,101 |
qemu | ea53854a54bc54dddeec0c56572adf53384e960c | 1 | void qpci_device_foreach(QPCIBus *bus, int vendor_id, int device_id,
void (*func)(QPCIDevice *dev, int devfn, void *data),
void *data)
{
int slot;
for (slot = 0; slot < 32; slot++) {
int fn;
for (fn = 0; fn < 8; fn++) {
QPCIDevice *dev;
dev = qpci_device_find(bus, QPCI_DEVFN(slot, fn));
if (!dev) {
continue;
}
if (vendor_id != -1 &&
qpci_config_readw(dev, PCI_VENDOR_ID) != vendor_id) {
continue;
}
if (device_id != -1 &&
qpci_config_readw(dev, PCI_DEVICE_ID) != device_id) {
continue;
}
func(dev, QPCI_DEVFN(slot, fn), data);
}
}
} | 10,102 |
FFmpeg | 8d8d2b73914a47cf9ce5ca4ff96de6fd067b84a6 | 1 | static int vc1_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
const uint8_t *buf, int buf_size)
{
VC1Context *v = avctx->priv_data;
MpegEncContext *s = &v->s;
AVFrame *pict = data;
uint8_t *buf2 = NULL;
/* no supplementary picture */
if (buf_size == 0) {
/* special case for last picture */
if (s->low_delay==0 && s->next_picture_ptr) {
*pict= *(AVFrame*)s->next_picture_ptr;
s->next_picture_ptr= NULL;
*data_size = sizeof(AVFrame);
}
return 0;
}
/* We need to set current_picture_ptr before reading the header,
* otherwise we cannot store anything in there. */
if(s->current_picture_ptr==NULL || s->current_picture_ptr->data[0]){
int i= ff_find_unused_picture(s, 0);
s->current_picture_ptr= &s->picture[i];
}
//for advanced profile we may need to parse and unescape data
if (avctx->codec_id == CODEC_ID_VC1) {
int buf_size2 = 0;
buf2 = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE);
if(IS_MARKER(AV_RB32(buf))){ /* frame starts with marker and needs to be parsed */
const uint8_t *start, *end, *next;
int size;
next = buf;
for(start = buf, end = buf + buf_size; next < end; start = next){
next = find_next_marker(start + 4, end);
size = next - start - 4;
if(size <= 0) continue;
switch(AV_RB32(start)){
case VC1_CODE_FRAME:
buf_size2 = vc1_unescape_buffer(start + 4, size, buf2);
break;
case VC1_CODE_ENTRYPOINT: /* it should be before frame data */
buf_size2 = vc1_unescape_buffer(start + 4, size, buf2);
init_get_bits(&s->gb, buf2, buf_size2*8);
decode_entry_point(avctx, &s->gb);
break;
case VC1_CODE_SLICE:
av_log(avctx, AV_LOG_ERROR, "Sliced decoding is not implemented (yet)\n");
return -1;
}
}
}else if(v->interlace && ((buf[0] & 0xC0) == 0xC0)){ /* WVC1 interlaced stores both fields divided by marker */
const uint8_t *divider;
divider = find_next_marker(buf, buf + buf_size);
if((divider == (buf + buf_size)) || AV_RB32(divider) != VC1_CODE_FIELD){
av_log(avctx, AV_LOG_ERROR, "Error in WVC1 interlaced frame\n");
return -1;
}
buf_size2 = vc1_unescape_buffer(buf, divider - buf, buf2);
// TODO
av_free(buf2);return -1;
}else{
buf_size2 = vc1_unescape_buffer(buf, buf_size, buf2);
}
init_get_bits(&s->gb, buf2, buf_size2*8);
} else
init_get_bits(&s->gb, buf, buf_size*8);
// do parse frame header
if(v->profile < PROFILE_ADVANCED) {
if(vc1_parse_frame_header(v, &s->gb) == -1) {
return -1;
}
} else {
if(vc1_parse_frame_header_adv(v, &s->gb) == -1) {
return -1;
}
}
if(s->pict_type != FF_I_TYPE && !v->res_rtm_flag){
return -1;
}
// for hurry_up==5
s->current_picture.pict_type= s->pict_type;
s->current_picture.key_frame= s->pict_type == FF_I_TYPE;
/* skip B-frames if we don't have reference frames */
if(s->last_picture_ptr==NULL && (s->pict_type==FF_B_TYPE || s->dropable)){
return -1;//buf_size;
}
/* skip b frames if we are in a hurry */
if(avctx->hurry_up && s->pict_type==FF_B_TYPE) return -1;//buf_size;
if( (avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type==FF_B_TYPE)
|| (avctx->skip_frame >= AVDISCARD_NONKEY && s->pict_type!=FF_I_TYPE)
|| avctx->skip_frame >= AVDISCARD_ALL) {
return buf_size;
}
/* skip everything if we are in a hurry>=5 */
if(avctx->hurry_up>=5) {
return -1;//buf_size;
}
if(s->next_p_frame_damaged){
if(s->pict_type==FF_B_TYPE)
return buf_size;
else
s->next_p_frame_damaged=0;
}
if(MPV_frame_start(s, avctx) < 0) {
return -1;
}
s->me.qpel_put= s->dsp.put_qpel_pixels_tab;
s->me.qpel_avg= s->dsp.avg_qpel_pixels_tab;
ff_er_frame_start(s);
v->bits = buf_size * 8;
vc1_decode_blocks(v);
//av_log(s->avctx, AV_LOG_INFO, "Consumed %i/%i bits\n", get_bits_count(&s->gb), buf_size*8);
// if(get_bits_count(&s->gb) > buf_size * 8)
// return -1;
ff_er_frame_end(s);
MPV_frame_end(s);
assert(s->current_picture.pict_type == s->current_picture_ptr->pict_type);
assert(s->current_picture.pict_type == s->pict_type);
if (s->pict_type == FF_B_TYPE || s->low_delay) {
*pict= *(AVFrame*)s->current_picture_ptr;
} else if (s->last_picture_ptr != NULL) {
*pict= *(AVFrame*)s->last_picture_ptr;
}
if(s->last_picture_ptr || s->low_delay){
*data_size = sizeof(AVFrame);
ff_print_debug_info(s, pict);
}
/* Return the Picture timestamp as the frame number */
/* we subtract 1 because it is added on utils.c */
avctx->frame_number = s->picture_number - 1;
return buf_size;
} | 10,103 |
qemu | 15d61692da651fc79b3fc40050b986c5a73055c0 | 1 | static int configuration_post_load(void *opaque, int version_id)
{
SaveState *state = opaque;
const char *current_name = MACHINE_GET_CLASS(current_machine)->name;
if (strncmp(state->name, current_name, state->len) != 0) {
error_report("Machine type received is '%s' and local is '%s'",
state->name, current_name);
return -EINVAL;
}
return 0;
}
| 10,105 |
qemu | 61b41b4c20eba08d2185297767e69153d7f3e09d | 1 | static inline void vmsvga_copy_rect(struct vmsvga_state_s *s,
int x0, int y0, int x1, int y1, int w, int h)
{
DisplaySurface *surface = qemu_console_surface(s->vga.con);
uint8_t *vram = s->vga.vram_ptr;
int bypl = surface_stride(surface);
int bypp = surface_bytes_per_pixel(surface);
int width = bypp * w;
int line = h;
uint8_t *ptr[2];
if (y1 > y0) {
ptr[0] = vram + bypp * x0 + bypl * (y0 + h - 1);
ptr[1] = vram + bypp * x1 + bypl * (y1 + h - 1);
for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) {
memmove(ptr[1], ptr[0], width);
}
} else {
ptr[0] = vram + bypp * x0 + bypl * y0;
ptr[1] = vram + bypp * x1 + bypl * y1;
for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) {
memmove(ptr[1], ptr[0], width);
}
}
vmsvga_update_rect_delayed(s, x1, y1, w, h);
}
| 10,106 |
FFmpeg | 32ac63ee10ca5daa149344a75d736c1b98177392 | 1 | static inline int decode_mb(MDECContext *a, DCTELEM block[6][64]){
int i;
const int block_index[6]= {5,4,0,1,2,3};
a->dsp.clear_blocks(block[0]);
for(i=0; i<6; i++){
if( mdec_decode_block_intra(a, block[ block_index[i] ], block_index[i]) < 0)
return -1;
}
return 0;
}
| 10,107 |
qemu | 3e305e4a4752f70c0b5c3cf5b43ec957881714f7 | 1 | static int vnc_start_vencrypt_handshake(VncState *vs)
{
int ret;
if ((ret = gnutls_handshake(vs->tls.session)) < 0) {
if (!gnutls_error_is_fatal(ret)) {
VNC_DEBUG("Handshake interrupted (blocking)\n");
if (!gnutls_record_get_direction(vs->tls.session))
qemu_set_fd_handler(vs->csock, vnc_tls_handshake_io, NULL, vs);
else
qemu_set_fd_handler(vs->csock, NULL, vnc_tls_handshake_io, vs);
return 0;
}
VNC_DEBUG("Handshake failed %s\n", gnutls_strerror(ret));
vnc_client_error(vs);
return -1;
}
if (vs->vd->tls.x509verify) {
if (vnc_tls_validate_certificate(vs) < 0) {
VNC_DEBUG("Client verification failed\n");
vnc_client_error(vs);
return -1;
} else {
VNC_DEBUG("Client verification passed\n");
}
}
VNC_DEBUG("Handshake done, switching to TLS data mode\n");
qemu_set_fd_handler(vs->csock, vnc_client_read, vnc_client_write, vs);
start_auth_vencrypt_subauth(vs);
return 0;
}
| 10,108 |
qemu | f897bf751fbd95e4015b95d202c706548586813a | 1 | static VirtIOBlockReq *virtio_blk_alloc_request(VirtIOBlock *s)
{
VirtIOBlockReq *req = g_slice_new(VirtIOBlockReq);
req->dev = s;
req->qiov.size = 0;
req->next = NULL;
req->elem = g_slice_new(VirtQueueElement);
return req;
}
| 10,109 |
FFmpeg | 5666b95c9f27efa6f9b1e1bb6c592b9a8d78bca5 | 1 | static int decompress_i(AVCodecContext *avctx, uint32_t *dst, int linesize)
{
SCPRContext *s = avctx->priv_data;
GetByteContext *gb = &s->gb;
int cx = 0, cx1 = 0, k = 0, clr = 0;
int run, r, g, b, off, y = 0, x = 0, z, ret;
unsigned backstep = linesize - avctx->width;
const int cxshift = s->cxshift;
unsigned lx, ly, ptype;
reinit_tables(s);
bytestream2_skip(gb, 2);
init_rangecoder(&s->rc, gb);
while (k < avctx->width + 1) {
ret = decode_unit(s, &s->pixel_model[0][cx + cx1], 400, &r);
if (ret < 0)
return ret;
cx1 = (cx << 6) & 0xFC0;
cx = r >> cxshift;
ret = decode_unit(s, &s->pixel_model[1][cx + cx1], 400, &g);
if (ret < 0)
return ret;
cx1 = (cx << 6) & 0xFC0;
cx = g >> cxshift;
ret = decode_unit(s, &s->pixel_model[2][cx + cx1], 400, &b);
if (ret < 0)
return ret;
cx1 = (cx << 6) & 0xFC0;
cx = b >> cxshift;
ret = decode_value(s, s->run_model[0], 256, 400, &run);
if (ret < 0)
return ret;
clr = (b << 16) + (g << 8) + r;
k += run;
while (run-- > 0) {
if (y >= avctx->height)
return AVERROR_INVALIDDATA;
dst[y * linesize + x] = clr;
lx = x;
ly = y;
x++;
if (x >= avctx->width) {
x = 0;
y++;
}
}
}
off = -linesize - 1;
ptype = 0;
while (x < avctx->width && y < avctx->height) {
ret = decode_value(s, s->op_model[ptype], 6, 1000, &ptype);
if (ret < 0)
return ret;
if (ptype == 0) {
ret = decode_unit(s, &s->pixel_model[0][cx + cx1], 400, &r);
if (ret < 0)
return ret;
cx1 = (cx << 6) & 0xFC0;
cx = r >> cxshift;
ret = decode_unit(s, &s->pixel_model[1][cx + cx1], 400, &g);
if (ret < 0)
return ret;
cx1 = (cx << 6) & 0xFC0;
cx = g >> cxshift;
ret = decode_unit(s, &s->pixel_model[2][cx + cx1], 400, &b);
if (ret < 0)
return ret;
clr = (b << 16) + (g << 8) + r;
}
if (ptype > 5)
return AVERROR_INVALIDDATA;
ret = decode_value(s, s->run_model[ptype], 256, 400, &run);
if (ret < 0)
return ret;
switch (ptype) {
case 0:
while (run-- > 0) {
if (y >= avctx->height)
return AVERROR_INVALIDDATA;
dst[y * linesize + x] = clr;
lx = x;
ly = y;
x++;
if (x >= avctx->width) {
x = 0;
y++;
}
}
break;
case 1:
while (run-- > 0) {
if (y >= avctx->height)
return AVERROR_INVALIDDATA;
dst[y * linesize + x] = dst[ly * linesize + lx];
lx = x;
ly = y;
x++;
if (x >= avctx->width) {
x = 0;
y++;
}
}
clr = dst[ly * linesize + lx];
break;
case 2:
while (run-- > 0) {
if (y < 1 || y >= avctx->height)
return AVERROR_INVALIDDATA;
clr = dst[y * linesize + x + off + 1];
dst[y * linesize + x] = clr;
lx = x;
ly = y;
x++;
if (x >= avctx->width) {
x = 0;
y++;
}
}
break;
case 4:
while (run-- > 0) {
uint8_t *odst = (uint8_t *)dst;
if (y < 1 || y >= avctx->height ||
(y == 1 && x == 0))
return AVERROR_INVALIDDATA;
if (x == 0) {
z = backstep;
} else {
z = 0;
}
r = odst[(ly * linesize + lx) * 4] +
odst[((y * linesize + x) + off - z) * 4 + 4] -
odst[((y * linesize + x) + off - z) * 4];
g = odst[(ly * linesize + lx) * 4 + 1] +
odst[((y * linesize + x) + off - z) * 4 + 5] -
odst[((y * linesize + x) + off - z) * 4 + 1];
b = odst[(ly * linesize + lx) * 4 + 2] +
odst[((y * linesize + x) + off - z) * 4 + 6] -
odst[((y * linesize + x) + off - z) * 4 + 2];
clr = ((b & 0xFF) << 16) + ((g & 0xFF) << 8) + (r & 0xFF);
dst[y * linesize + x] = clr;
lx = x;
ly = y;
x++;
if (x >= avctx->width) {
x = 0;
y++;
}
}
break;
case 5:
while (run-- > 0) {
if (y < 1 || y >= avctx->height ||
(y == 1 && x == 0))
return AVERROR_INVALIDDATA;
if (x == 0) {
z = backstep;
} else {
z = 0;
}
clr = dst[y * linesize + x + off - z];
dst[y * linesize + x] = clr;
lx = x;
ly = y;
x++;
if (x >= avctx->width) {
x = 0;
y++;
}
}
break;
}
if (avctx->bits_per_coded_sample == 16) {
cx1 = (clr & 0x3F00) >> 2;
cx = (clr & 0xFFFFFF) >> 16;
} else {
cx1 = (clr & 0xFC00) >> 4;
cx = (clr & 0xFFFFFF) >> 18;
}
}
return 0;
}
| 10,111 |
FFmpeg | 4aca716a531b0bc1f05c96209cf30577d6e48baa | 1 | static int scale_vector(int16_t *vector, int length)
{
int bits, max = 0;
int64_t scale;
int i;
for (i = 0; i < length; i++)
max = FFMAX(max, FFABS(vector[i]));
max = FFMIN(max, 0x7FFF);
bits = normalize_bits(max, 15);
scale = (bits == 15) ? 0x7FFF : (1 << bits);
for (i = 0; i < length; i++)
vector[i] = av_clipl_int32(vector[i] * scale << 1) >> 4;
return bits - 3;
}
| 10,112 |
FFmpeg | 7796f290653349a4126f2d448d11bb4440b9f257 | 1 | static int fileTest(uint8_t *ref[4], int refStride[4], int w, int h, FILE *fp,
enum AVPixelFormat srcFormat_in,
enum AVPixelFormat dstFormat_in)
{
char buf[256];
while (fgets(buf, sizeof(buf), fp)) {
struct Results r;
enum AVPixelFormat srcFormat;
char srcStr[12];
int srcW, srcH;
enum AVPixelFormat dstFormat;
char dstStr[12];
int dstW, dstH;
int flags;
int ret;
ret = sscanf(buf,
" %12s %dx%d -> %12s %dx%d flags=%d CRC=%x"
" SSD=%"SCNu64 ", %"SCNu64 ", %"SCNu64 ", %"SCNu64 "\n",
srcStr, &srcW, &srcH, dstStr, &dstW, &dstH,
&flags, &r.crc, &r.ssdY, &r.ssdU, &r.ssdV, &r.ssdA);
if (ret != 12) {
srcStr[0] = dstStr[0] = 0;
ret = sscanf(buf, "%12s -> %12s\n", srcStr, dstStr);
}
srcFormat = av_get_pix_fmt(srcStr);
dstFormat = av_get_pix_fmt(dstStr);
if (srcFormat == AV_PIX_FMT_NONE || dstFormat == AV_PIX_FMT_NONE ||
srcW > 8192U || srcH > 8192U || dstW > 8192U || dstH > 8192U) {
fprintf(stderr, "malformed input file\n");
return -1;
}
if ((srcFormat_in != AV_PIX_FMT_NONE && srcFormat_in != srcFormat) ||
(dstFormat_in != AV_PIX_FMT_NONE && dstFormat_in != dstFormat))
continue;
if (ret != 12) {
printf("%s", buf);
continue;
}
doTest(ref, refStride, w, h,
srcFormat, dstFormat,
srcW, srcH, dstW, dstH, flags,
&r);
}
return 0;
}
| 10,113 |
FFmpeg | a4d18a3f54e5b0277234d8fcff65dff8516417a0 | 1 | static int lut2_config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
LUT2Context *s = ctx->priv;
AVFilterLink *srcx = ctx->inputs[0];
AVFilterLink *srcy = ctx->inputs[1];
FFFrameSyncIn *in;
int ret;
if (srcx->format != srcy->format) {
av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
return AVERROR(EINVAL);
}
if (srcx->w != srcy->w ||
srcx->h != srcy->h ||
srcx->sample_aspect_ratio.num != srcy->sample_aspect_ratio.num ||
srcx->sample_aspect_ratio.den != srcy->sample_aspect_ratio.den) {
av_log(ctx, AV_LOG_ERROR, "First input link %s parameters "
"(size %dx%d, SAR %d:%d) do not match the corresponding "
"second input link %s parameters (%dx%d, SAR %d:%d)\n",
ctx->input_pads[0].name, srcx->w, srcx->h,
srcx->sample_aspect_ratio.num,
srcx->sample_aspect_ratio.den,
ctx->input_pads[1].name,
srcy->w, srcy->h,
srcy->sample_aspect_ratio.num,
srcy->sample_aspect_ratio.den);
return AVERROR(EINVAL);
}
outlink->w = srcx->w;
outlink->h = srcx->h;
outlink->time_base = srcx->time_base;
outlink->sample_aspect_ratio = srcx->sample_aspect_ratio;
outlink->frame_rate = srcx->frame_rate;
if ((ret = ff_framesync2_init(&s->fs, ctx, 2)) < 0)
return ret;
in = s->fs.in;
in[0].time_base = srcx->time_base;
in[1].time_base = srcy->time_base;
in[0].sync = 1;
in[0].before = EXT_STOP;
in[0].after = EXT_INFINITY;
in[1].sync = 1;
in[1].before = EXT_STOP;
in[1].after = EXT_INFINITY;
s->fs.opaque = s;
s->fs.on_event = process_frame;
if ((ret = config_output(outlink)) < 0)
return ret;
return ff_framesync2_configure(&s->fs);
}
| 10,114 |
qemu | d9bce9d99f4656ae0b0127f7472db9067b8f84ab | 1 | void do_subfe (void)
{
T0 = T1 + ~T0 + xer_ca;
if (likely(T0 >= T1 && (xer_ca == 0 || T0 != T1))) {
xer_ca = 0;
} else {
xer_ca = 1;
}
}
| 10,116 |
FFmpeg | b44985ba12d927d643a7bc03b0db98b83bf4fc9e | 0 | static inline void unpack_coeffs(SnowContext *s, SubBand *b, SubBand * parent, int orientation){
const int w= b->width;
const int h= b->height;
int x,y;
if(1){
int run;
x_and_coeff *xc= b->x_coeff;
x_and_coeff *prev_xc= NULL;
x_and_coeff *prev2_xc= xc;
x_and_coeff *parent_xc= parent ? parent->x_coeff : NULL;
x_and_coeff *prev_parent_xc= parent_xc;
run= get_symbol2(&s->c, b->state[1], 3);
for(y=0; y<h; y++){
int v=0;
int lt=0, t=0, rt=0;
if(y && prev_xc->x == 0){
rt= prev_xc->coeff;
}
for(x=0; x<w; x++){
int p=0;
const int l= v;
lt= t; t= rt;
if(y){
if(prev_xc->x <= x)
prev_xc++;
if(prev_xc->x == x + 1)
rt= prev_xc->coeff;
else
rt=0;
}
if(parent_xc){
if(x>>1 > parent_xc->x){
parent_xc++;
}
if(x>>1 == parent_xc->x){
p= parent_xc->coeff;
}
}
if(/*ll|*/l|lt|t|rt|p){
int context= av_log2(/*ABS(ll) + */3*(l>>1) + (lt>>1) + (t&~1) + (rt>>1) + (p>>1));
v=get_rac(&s->c, &b->state[0][context]);
if(v){
v= 2*(get_symbol2(&s->c, b->state[context + 2], context-4) + 1);
v+=get_rac(&s->c, &b->state[0][16 + 1 + 3 + quant3bA[l&0xFF] + 3*quant3bA[t&0xFF]]);
xc->x=x;
(xc++)->coeff= v;
}
}else{
if(!run){
run= get_symbol2(&s->c, b->state[1], 3);
v= 2*(get_symbol2(&s->c, b->state[0 + 2], 0-4) + 1);
v+=get_rac(&s->c, &b->state[0][16 + 1 + 3]);
xc->x=x;
(xc++)->coeff= v;
}else{
int max_run;
run--;
v=0;
if(y) max_run= FFMIN(run, prev_xc->x - x - 2);
else max_run= FFMIN(run, w-x-1);
if(parent_xc)
max_run= FFMIN(max_run, 2*parent_xc->x - x - 1);
x+= max_run;
run-= max_run;
}
}
}
(xc++)->x= w+1; //end marker
prev_xc= prev2_xc;
prev2_xc= xc;
if(parent_xc){
if(y&1){
while(parent_xc->x != parent->width+1)
parent_xc++;
parent_xc++;
prev_parent_xc= parent_xc;
}else{
parent_xc= prev_parent_xc;
}
}
}
(xc++)->x= w+1; //end marker
}
}
| 10,117 |
FFmpeg | eafbc6716cede6d4a652f8bedf82f2901c68d06d | 0 | static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
VmncContext * const c = avctx->priv_data;
GetByteContext *gb = &c->gb;
uint8_t *outptr;
int dx, dy, w, h, depth, enc, chunks, res, size_left, ret;
if ((ret = ff_reget_buffer(avctx, c->pic)) < 0) {
av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
return ret;
}
bytestream2_init(gb, buf, buf_size);
c->pic->key_frame = 0;
c->pic->pict_type = AV_PICTURE_TYPE_P;
// restore screen after cursor
if (c->screendta) {
int i;
w = c->cur_w;
if (c->width < c->cur_x + w)
w = c->width - c->cur_x;
h = c->cur_h;
if (c->height < c->cur_y + h)
h = c->height - c->cur_y;
dx = c->cur_x;
if (dx < 0) {
w += dx;
dx = 0;
}
dy = c->cur_y;
if (dy < 0) {
h += dy;
dy = 0;
}
if ((w > 0) && (h > 0)) {
outptr = c->pic->data[0] + dx * c->bpp2 + dy * c->pic->linesize[0];
for (i = 0; i < h; i++) {
memcpy(outptr, c->screendta + i * c->cur_w * c->bpp2,
w * c->bpp2);
outptr += c->pic->linesize[0];
}
}
}
bytestream2_skip(gb, 2);
chunks = bytestream2_get_be16(gb);
while (chunks--) {
dx = bytestream2_get_be16(gb);
dy = bytestream2_get_be16(gb);
w = bytestream2_get_be16(gb);
h = bytestream2_get_be16(gb);
enc = bytestream2_get_be32(gb);
outptr = c->pic->data[0] + dx * c->bpp2 + dy * c->pic->linesize[0];
size_left = bytestream2_get_bytes_left(gb);
switch (enc) {
case MAGIC_WMVd: // cursor
if (size_left < 2 + w * h * c->bpp2 * 2) {
av_log(avctx, AV_LOG_ERROR,
"Premature end of data! (need %i got %i)\n",
2 + w * h * c->bpp2 * 2, size_left);
return AVERROR_INVALIDDATA;
}
bytestream2_skip(gb, 2);
c->cur_w = w;
c->cur_h = h;
c->cur_hx = dx;
c->cur_hy = dy;
if ((c->cur_hx > c->cur_w) || (c->cur_hy > c->cur_h)) {
av_log(avctx, AV_LOG_ERROR,
"Cursor hot spot is not in image: "
"%ix%i of %ix%i cursor size\n",
c->cur_hx, c->cur_hy, c->cur_w, c->cur_h);
c->cur_hx = c->cur_hy = 0;
}
if (c->cur_w * c->cur_h >= INT_MAX / c->bpp2) {
reset_buffers(c);
return AVERROR(EINVAL);
} else {
int screen_size = c->cur_w * c->cur_h * c->bpp2;
if ((ret = av_reallocp(&c->curbits, screen_size)) < 0 ||
(ret = av_reallocp(&c->curmask, screen_size)) < 0 ||
(ret = av_reallocp(&c->screendta, screen_size)) < 0) {
reset_buffers(c);
return ret;
}
}
load_cursor(c);
break;
case MAGIC_WMVe: // unknown
bytestream2_skip(gb, 2);
break;
case MAGIC_WMVf: // update cursor position
c->cur_x = dx - c->cur_hx;
c->cur_y = dy - c->cur_hy;
break;
case MAGIC_WMVg: // unknown
bytestream2_skip(gb, 10);
break;
case MAGIC_WMVh: // unknown
bytestream2_skip(gb, 4);
break;
case MAGIC_WMVi: // ServerInitialization struct
c->pic->key_frame = 1;
c->pic->pict_type = AV_PICTURE_TYPE_I;
depth = bytestream2_get_byte(gb);
if (depth != c->bpp) {
av_log(avctx, AV_LOG_INFO,
"Depth mismatch. Container %i bpp, "
"Frame data: %i bpp\n",
c->bpp, depth);
}
bytestream2_skip(gb, 1);
c->bigendian = bytestream2_get_byte(gb);
if (c->bigendian & (~1)) {
av_log(avctx, AV_LOG_INFO,
"Invalid header: bigendian flag = %i\n", c->bigendian);
return AVERROR_INVALIDDATA;
}
//skip the rest of pixel format data
bytestream2_skip(gb, 13);
break;
case MAGIC_WMVj: // unknown
bytestream2_skip(gb, 2);
break;
case 0x00000000: // raw rectangle data
if ((dx + w > c->width) || (dy + h > c->height)) {
av_log(avctx, AV_LOG_ERROR,
"Incorrect frame size: %ix%i+%ix%i of %ix%i\n",
w, h, dx, dy, c->width, c->height);
return AVERROR_INVALIDDATA;
}
if (size_left < w * h * c->bpp2) {
av_log(avctx, AV_LOG_ERROR,
"Premature end of data! (need %i got %i)\n",
w * h * c->bpp2, size_left);
return AVERROR_INVALIDDATA;
}
paint_raw(outptr, w, h, gb, c->bpp2, c->bigendian,
c->pic->linesize[0]);
break;
case 0x00000005: // HexTile encoded rectangle
if ((dx + w > c->width) || (dy + h > c->height)) {
av_log(avctx, AV_LOG_ERROR,
"Incorrect frame size: %ix%i+%ix%i of %ix%i\n",
w, h, dx, dy, c->width, c->height);
return AVERROR_INVALIDDATA;
}
res = decode_hextile(c, outptr, gb, w, h, c->pic->linesize[0]);
if (res < 0)
return res;
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unsupported block type 0x%08X\n", enc);
chunks = 0; // leave chunks decoding loop
}
}
if (c->screendta) {
int i;
// save screen data before painting cursor
w = c->cur_w;
if (c->width < c->cur_x + w)
w = c->width - c->cur_x;
h = c->cur_h;
if (c->height < c->cur_y + h)
h = c->height - c->cur_y;
dx = c->cur_x;
if (dx < 0) {
w += dx;
dx = 0;
}
dy = c->cur_y;
if (dy < 0) {
h += dy;
dy = 0;
}
if ((w > 0) && (h > 0)) {
outptr = c->pic->data[0] + dx * c->bpp2 + dy * c->pic->linesize[0];
for (i = 0; i < h; i++) {
memcpy(c->screendta + i * c->cur_w * c->bpp2, outptr,
w * c->bpp2);
outptr += c->pic->linesize[0];
}
outptr = c->pic->data[0];
put_cursor(outptr, c->pic->linesize[0], c, c->cur_x, c->cur_y);
}
}
*got_frame = 1;
if ((ret = av_frame_ref(data, c->pic)) < 0)
return ret;
/* always report that the buffer was completely consumed */
return buf_size;
}
| 10,118 |
FFmpeg | 25e4f8aaeee05a963146ebf8cd1d01817dba91d6 | 0 | void ff_fft_calc_sse(FFTContext *s, FFTComplex *z)
{
int ln = s->nbits;
long i, j;
long nblocks, nloops;
FFTComplex *p, *cptr;
asm volatile(
"movaps %0, %%xmm4 \n\t"
"movaps %1, %%xmm5 \n\t"
::"m"(*p1p1m1m1),
"m"(*(s->inverse ? p1p1m1p1 : p1p1p1m1))
);
i = 8 << ln;
asm volatile(
"1: \n\t"
"sub $32, %0 \n\t"
/* do the pass 0 butterfly */
"movaps (%0,%1), %%xmm0 \n\t"
"movaps %%xmm0, %%xmm1 \n\t"
"shufps $0x4E, %%xmm0, %%xmm0 \n\t"
"xorps %%xmm4, %%xmm1 \n\t"
"addps %%xmm1, %%xmm0 \n\t"
"movaps 16(%0,%1), %%xmm2 \n\t"
"movaps %%xmm2, %%xmm3 \n\t"
"shufps $0x4E, %%xmm2, %%xmm2 \n\t"
"xorps %%xmm4, %%xmm3 \n\t"
"addps %%xmm3, %%xmm2 \n\t"
/* multiply third by -i */
/* by toggling the sign bit */
"shufps $0xB4, %%xmm2, %%xmm2 \n\t"
"xorps %%xmm5, %%xmm2 \n\t"
/* do the pass 1 butterfly */
"movaps %%xmm0, %%xmm1 \n\t"
"addps %%xmm2, %%xmm0 \n\t"
"subps %%xmm2, %%xmm1 \n\t"
"movaps %%xmm0, (%0,%1) \n\t"
"movaps %%xmm1, 16(%0,%1) \n\t"
"jg 1b \n\t"
:"+r"(i)
:"r"(z)
);
/* pass 2 .. ln-1 */
nblocks = 1 << (ln-3);
nloops = 1 << 2;
cptr = s->exptab1;
do {
p = z;
j = nblocks;
do {
i = nloops*8;
asm volatile(
"1: \n\t"
"sub $16, %0 \n\t"
"movaps (%2,%0), %%xmm1 \n\t"
"movaps (%1,%0), %%xmm0 \n\t"
"movaps %%xmm1, %%xmm2 \n\t"
"shufps $0xA0, %%xmm1, %%xmm1 \n\t"
"shufps $0xF5, %%xmm2, %%xmm2 \n\t"
"mulps (%3,%0,2), %%xmm1 \n\t" // cre*re cim*re
"mulps 16(%3,%0,2), %%xmm2 \n\t" // -cim*im cre*im
"addps %%xmm2, %%xmm1 \n\t"
"movaps %%xmm0, %%xmm3 \n\t"
"addps %%xmm1, %%xmm0 \n\t"
"subps %%xmm1, %%xmm3 \n\t"
"movaps %%xmm0, (%1,%0) \n\t"
"movaps %%xmm3, (%2,%0) \n\t"
"jg 1b \n\t"
:"+r"(i)
:"r"(p), "r"(p + nloops), "r"(cptr)
);
p += nloops*2;
} while (--j);
cptr += nloops*2;
nblocks >>= 1;
nloops <<= 1;
} while (nblocks != 0);
}
| 10,119 |
FFmpeg | 7888ae8266d8f721cc443fe3aa627d350ca01204 | 0 | static av_cold int cfhd_decode_init(AVCodecContext *avctx)
{
CFHDContext *s = avctx->priv_data;
avctx->bits_per_raw_sample = 10;
s->avctx = avctx;
avctx->width = 0;
avctx->height = 0;
return ff_cfhd_init_vlcs(s);
}
| 10,120 |
qemu | c5d7f60f0614250bd925071e25220ce5958f75d0 | 0 | static int dump_init(DumpState *s, int fd, bool paging, bool has_filter,
int64_t begin, int64_t length, Error **errp)
{
CPUState *cpu;
int nr_cpus;
Error *err = NULL;
int ret;
if (runstate_is_running()) {
vm_stop(RUN_STATE_SAVE_VM);
s->resume = true;
} else {
s->resume = false;
}
/* If we use KVM, we should synchronize the registers before we get dump
* info or physmap info.
*/
cpu_synchronize_all_states();
nr_cpus = 0;
for (cpu = first_cpu; cpu != NULL; cpu = cpu->next_cpu) {
nr_cpus++;
}
s->errp = errp;
s->fd = fd;
s->has_filter = has_filter;
s->begin = begin;
s->length = length;
guest_phys_blocks_init(&s->guest_phys_blocks);
/* FILL LIST */
s->start = get_start_block(s);
if (s->start == -1) {
error_set(errp, QERR_INVALID_PARAMETER, "begin");
goto cleanup;
}
/* get dump info: endian, class and architecture.
* If the target architecture is not supported, cpu_get_dump_info() will
* return -1.
*/
ret = cpu_get_dump_info(&s->dump_info);
if (ret < 0) {
error_set(errp, QERR_UNSUPPORTED);
goto cleanup;
}
s->note_size = cpu_get_note_size(s->dump_info.d_class,
s->dump_info.d_machine, nr_cpus);
if (ret < 0) {
error_set(errp, QERR_UNSUPPORTED);
goto cleanup;
}
/* get memory mapping */
memory_mapping_list_init(&s->list);
if (paging) {
qemu_get_guest_memory_mapping(&s->list, &err);
if (err != NULL) {
error_propagate(errp, err);
goto cleanup;
}
} else {
qemu_get_guest_simple_memory_mapping(&s->list);
}
if (s->has_filter) {
memory_mapping_filter(&s->list, s->begin, s->length);
}
/*
* calculate phdr_num
*
* the type of ehdr->e_phnum is uint16_t, so we should avoid overflow
*/
s->phdr_num = 1; /* PT_NOTE */
if (s->list.num < UINT16_MAX - 2) {
s->phdr_num += s->list.num;
s->have_section = false;
} else {
s->have_section = true;
s->phdr_num = PN_XNUM;
s->sh_info = 1; /* PT_NOTE */
/* the type of shdr->sh_info is uint32_t, so we should avoid overflow */
if (s->list.num <= UINT32_MAX - 1) {
s->sh_info += s->list.num;
} else {
s->sh_info = UINT32_MAX;
}
}
if (s->dump_info.d_class == ELFCLASS64) {
if (s->have_section) {
s->memory_offset = sizeof(Elf64_Ehdr) +
sizeof(Elf64_Phdr) * s->sh_info +
sizeof(Elf64_Shdr) + s->note_size;
} else {
s->memory_offset = sizeof(Elf64_Ehdr) +
sizeof(Elf64_Phdr) * s->phdr_num + s->note_size;
}
} else {
if (s->have_section) {
s->memory_offset = sizeof(Elf32_Ehdr) +
sizeof(Elf32_Phdr) * s->sh_info +
sizeof(Elf32_Shdr) + s->note_size;
} else {
s->memory_offset = sizeof(Elf32_Ehdr) +
sizeof(Elf32_Phdr) * s->phdr_num + s->note_size;
}
}
return 0;
cleanup:
guest_phys_blocks_free(&s->guest_phys_blocks);
if (s->resume) {
vm_start();
}
return -1;
}
| 10,121 |
qemu | a307d59434ba78b97544b42b8cfd24a1b62e39a6 | 0 | qemu_irq xics_assign_irq(struct icp_state *icp, int irq,
enum xics_irq_type type)
{
if ((irq < icp->ics->offset)
|| (irq >= (icp->ics->offset + icp->ics->nr_irqs))) {
return NULL;
}
assert((type == XICS_MSI) || (type == XICS_LSI));
icp->ics->irqs[irq - icp->ics->offset].type = type;
return icp->ics->qirqs[irq - icp->ics->offset];
}
| 10,122 |
qemu | 45a50b1668822c23afc2a89f724654e176518bc4 | 0 | int load_aout(const char *filename, target_phys_addr_t addr, int max_sz,
int bswap_needed, target_phys_addr_t target_page_size)
{
int fd, size, ret;
struct exec e;
uint32_t magic;
fd = open(filename, O_RDONLY | O_BINARY);
if (fd < 0)
return -1;
size = read(fd, &e, sizeof(e));
if (size < 0)
goto fail;
if (bswap_needed) {
bswap_ahdr(&e);
}
magic = N_MAGIC(e);
switch (magic) {
case ZMAGIC:
case QMAGIC:
case OMAGIC:
if (e.a_text + e.a_data > max_sz)
goto fail;
lseek(fd, N_TXTOFF(e), SEEK_SET);
size = read_targphys(fd, addr, e.a_text + e.a_data);
if (size < 0)
goto fail;
break;
case NMAGIC:
if (N_DATADDR(e, target_page_size) + e.a_data > max_sz)
goto fail;
lseek(fd, N_TXTOFF(e), SEEK_SET);
size = read_targphys(fd, addr, e.a_text);
if (size < 0)
goto fail;
ret = read_targphys(fd, addr + N_DATADDR(e, target_page_size),
e.a_data);
if (ret < 0)
goto fail;
size += ret;
break;
default:
goto fail;
}
close(fd);
return size;
fail:
close(fd);
return -1;
}
| 10,123 |
qemu | f26ae302648d2977ba36d3dfcd0b70dce4e51060 | 0 | SH7750State *sh7750_init(CPUSH4State * cpu)
{
SH7750State *s;
int sh7750_io_memory;
int cpu_model = SH_CPU_SH7751R; /* for now */
s = qemu_mallocz(sizeof(SH7750State));
s->cpu = cpu;
s->periph_freq = 60000000; /* 60MHz */
sh7750_io_memory = cpu_register_io_memory(0,
sh7750_mem_read,
sh7750_mem_write, s);
cpu_register_physical_memory(0x1c000000, 0x04000000, sh7750_io_memory);
sh_intc_init(&s->intc, NR_SOURCES,
_INTC_ARRAY(mask_registers),
_INTC_ARRAY(prio_registers));
sh_intc_register_sources(&s->intc,
_INTC_ARRAY(vectors),
_INTC_ARRAY(groups));
sh_serial_init(0x1fe00000, 0, s->periph_freq, serial_hds[0]);
sh_serial_init(0x1fe80000, SH_SERIAL_FEAT_SCIF,
s->periph_freq, serial_hds[1]);
tmu012_init(0x1fd80000,
TMU012_FEAT_TOCR | TMU012_FEAT_3CHAN | TMU012_FEAT_EXTCLK,
s->periph_freq);
if (cpu_model & (SH_CPU_SH7750 | SH_CPU_SH7750S | SH_CPU_SH7751)) {
sh_intc_register_sources(&s->intc,
_INTC_ARRAY(vectors_dma4),
_INTC_ARRAY(groups_dma4));
}
if (cpu_model & (SH_CPU_SH7750R | SH_CPU_SH7751R)) {
sh_intc_register_sources(&s->intc,
_INTC_ARRAY(vectors_dma8),
_INTC_ARRAY(groups_dma8));
}
if (cpu_model & (SH_CPU_SH7750R | SH_CPU_SH7751 | SH_CPU_SH7751R)) {
sh_intc_register_sources(&s->intc,
_INTC_ARRAY(vectors_tmu34),
_INTC_ARRAY(NULL));
tmu012_init(0x1e100000, 0, s->periph_freq);
}
if (cpu_model & (SH_CPU_SH7751_ALL)) {
sh_intc_register_sources(&s->intc,
_INTC_ARRAY(vectors_pci),
_INTC_ARRAY(groups_pci));
}
if (cpu_model & (SH_CPU_SH7750S | SH_CPU_SH7750R | SH_CPU_SH7751_ALL)) {
sh_intc_register_sources(&s->intc,
_INTC_ARRAY(vectors_irlm),
_INTC_ARRAY(NULL));
}
return s;
}
| 10,125 |
qemu | dba433c03a0f5dc22a459435dd89557886298921 | 0 | static void *buffered_file_thread(void *opaque)
{
MigrationState *s = opaque;
int64_t initial_time = qemu_get_clock_ms(rt_clock);
int64_t sleep_time = 0;
int64_t max_size = 0;
bool last_round = false;
int ret;
qemu_mutex_lock_iothread();
DPRINTF("beginning savevm\n");
ret = qemu_savevm_state_begin(s->file, &s->params);
qemu_mutex_unlock_iothread();
while (ret >= 0) {
int64_t current_time;
uint64_t pending_size;
qemu_mutex_lock_iothread();
if (s->state != MIG_STATE_ACTIVE) {
DPRINTF("put_ready returning because of non-active state\n");
qemu_mutex_unlock_iothread();
break;
}
if (s->complete) {
qemu_mutex_unlock_iothread();
break;
}
if (s->bytes_xfer < s->xfer_limit) {
DPRINTF("iterate\n");
pending_size = qemu_savevm_state_pending(s->file, max_size);
DPRINTF("pending size %lu max %lu\n", pending_size, max_size);
if (pending_size && pending_size >= max_size) {
ret = qemu_savevm_state_iterate(s->file);
if (ret < 0) {
qemu_mutex_unlock_iothread();
break;
}
} else {
int old_vm_running = runstate_is_running();
int64_t start_time, end_time;
DPRINTF("done iterating\n");
start_time = qemu_get_clock_ms(rt_clock);
qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER);
vm_stop_force_state(RUN_STATE_FINISH_MIGRATE);
ret = qemu_savevm_state_complete(s->file);
if (ret < 0) {
qemu_mutex_unlock_iothread();
break;
} else {
migrate_fd_completed(s);
}
end_time = qemu_get_clock_ms(rt_clock);
s->total_time = end_time - s->total_time;
s->downtime = end_time - start_time;
if (s->state != MIG_STATE_COMPLETED) {
if (old_vm_running) {
vm_start();
}
}
last_round = true;
}
}
qemu_mutex_unlock_iothread();
current_time = qemu_get_clock_ms(rt_clock);
if (current_time >= initial_time + BUFFER_DELAY) {
uint64_t transferred_bytes = s->bytes_xfer;
uint64_t time_spent = current_time - initial_time - sleep_time;
double bandwidth = transferred_bytes / time_spent;
max_size = bandwidth * migrate_max_downtime() / 1000000;
DPRINTF("transferred %" PRIu64 " time_spent %" PRIu64
" bandwidth %g max_size %" PRId64 "\n",
transferred_bytes, time_spent, bandwidth, max_size);
/* if we haven't sent anything, we don't want to recalculate
10000 is a small enough number for our purposes */
if (s->dirty_bytes_rate && transferred_bytes > 10000) {
s->expected_downtime = s->dirty_bytes_rate / bandwidth;
}
s->bytes_xfer = 0;
sleep_time = 0;
initial_time = current_time;
}
if (!last_round && (s->bytes_xfer >= s->xfer_limit)) {
/* usleep expects microseconds */
g_usleep((initial_time + BUFFER_DELAY - current_time)*1000);
sleep_time += qemu_get_clock_ms(rt_clock) - current_time;
}
buffered_flush(s);
ret = qemu_file_get_error(s->file);
}
if (ret < 0) {
migrate_fd_error(s);
}
g_free(s->buffer);
return NULL;
}
| 10,126 |
qemu | bc7c08a2c375acb7ae4d433054415588b176d34c | 0 | static void test_qemu_strtoul_trailing(void)
{
const char *str = "123xxx";
char f = 'X';
const char *endptr = &f;
unsigned long res = 999;
int err;
err = qemu_strtoul(str, &endptr, 0, &res);
g_assert_cmpint(err, ==, 0);
g_assert_cmpint(res, ==, 123);
g_assert(endptr == str + 3);
}
| 10,127 |
FFmpeg | 0058584580b87feb47898e60e4b80c7f425882ad | 0 | static inline void downmix_3f_2r_to_stereo(float *samples)
{
int i;
for (i = 0; i < 256; i++) {
samples[i] += (samples[i + 256] + samples[i + 768]);
samples[i + 256] = (samples[i + 512] + samples[i + 1024]);
samples[i + 512] = samples[i + 768] = samples[i + 1024] = 0;
}
}
| 10,129 |
qemu | b436982f04fb33bb29fcdea190bd1fdc97dc65ef | 0 | static void mirror_write_complete(void *opaque, int ret)
{
MirrorOp *op = opaque;
MirrorBlockJob *s = op->s;
aio_context_acquire(blk_get_aio_context(s->common.blk));
if (ret < 0) {
BlockErrorAction action;
bdrv_set_dirty_bitmap(s->dirty_bitmap, op->sector_num, op->nb_sectors);
action = mirror_error_action(s, false, -ret);
if (action == BLOCK_ERROR_ACTION_REPORT && s->ret >= 0) {
s->ret = ret;
}
}
mirror_iteration_done(op, ret);
aio_context_release(blk_get_aio_context(s->common.blk));
}
| 10,130 |
qemu | ea6c5f8ffe6de12e04e63acbb9937683b30216e2 | 0 | static void qemu_remap_bucket(MapCacheEntry *entry,
target_phys_addr_t size,
target_phys_addr_t address_index)
{
uint8_t *vaddr_base;
xen_pfn_t *pfns;
int *err;
unsigned int i, j;
target_phys_addr_t nb_pfn = size >> XC_PAGE_SHIFT;
trace_qemu_remap_bucket(address_index);
pfns = qemu_mallocz(nb_pfn * sizeof (xen_pfn_t));
err = qemu_mallocz(nb_pfn * sizeof (int));
if (entry->vaddr_base != NULL) {
if (munmap(entry->vaddr_base, size) != 0) {
perror("unmap fails");
exit(-1);
}
}
for (i = 0; i < nb_pfn; i++) {
pfns[i] = (address_index << (MCACHE_BUCKET_SHIFT-XC_PAGE_SHIFT)) + i;
}
vaddr_base = xc_map_foreign_bulk(xen_xc, xen_domid, PROT_READ|PROT_WRITE,
pfns, err, nb_pfn);
if (vaddr_base == NULL) {
perror("xc_map_foreign_bulk");
exit(-1);
}
entry->vaddr_base = vaddr_base;
entry->paddr_index = address_index;
for (i = 0; i < nb_pfn; i += BITS_PER_LONG) {
unsigned long word = 0;
if ((i + BITS_PER_LONG) > nb_pfn) {
j = nb_pfn % BITS_PER_LONG;
} else {
j = BITS_PER_LONG;
}
while (j > 0) {
word = (word << 1) | !err[i + --j];
}
entry->valid_mapping[i / BITS_PER_LONG] = word;
}
qemu_free(pfns);
qemu_free(err);
}
| 10,131 |
qemu | 1ad9f0a464fe78d30ee60b3629f7a825cf2fab13 | 0 | uint64_t kvmppc_hash64_read_pteg(PowerPCCPU *cpu, target_ulong pte_index)
{
int htab_fd;
struct kvm_get_htab_fd ghf;
struct kvm_get_htab_buf *hpte_buf;
ghf.flags = 0;
ghf.start_index = pte_index;
htab_fd = kvm_vm_ioctl(kvm_state, KVM_PPC_GET_HTAB_FD, &ghf);
if (htab_fd < 0) {
goto error_out;
}
hpte_buf = g_malloc0(sizeof(*hpte_buf));
/*
* Read the hpte group
*/
if (read(htab_fd, hpte_buf, sizeof(*hpte_buf)) < 0) {
goto out_close;
}
close(htab_fd);
return (uint64_t)(uintptr_t) hpte_buf->hpte;
out_close:
g_free(hpte_buf);
close(htab_fd);
error_out:
return 0;
}
| 10,132 |
qemu | 9f2130f58d5dd4e1fcb435cca08bf77e7c32e6c6 | 0 | static void xenfb_guest_copy(struct XenFB *xenfb, int x, int y, int w, int h)
{
DisplaySurface *surface = qemu_console_surface(xenfb->c.con);
int line, oops = 0;
int bpp = surface_bits_per_pixel(surface);
int linesize = surface_stride(surface);
uint8_t *data = surface_data(surface);
if (!is_buffer_shared(surface)) {
switch (xenfb->depth) {
case 8:
if (bpp == 16) {
BLT(uint8_t, uint16_t, 3, 3, 2, 5, 6, 5);
} else if (bpp == 32) {
BLT(uint8_t, uint32_t, 3, 3, 2, 8, 8, 8);
} else {
oops = 1;
}
break;
case 24:
if (bpp == 16) {
BLT(uint32_t, uint16_t, 8, 8, 8, 5, 6, 5);
} else if (bpp == 32) {
BLT(uint32_t, uint32_t, 8, 8, 8, 8, 8, 8);
} else {
oops = 1;
}
break;
default:
oops = 1;
}
}
if (oops) /* should not happen */
xen_pv_printf(&xenfb->c.xendev, 0, "%s: oops: convert %d -> %d bpp?\n",
__FUNCTION__, xenfb->depth, bpp);
dpy_gfx_update(xenfb->c.con, x, y, w, h);
}
| 10,134 |
qemu | 42a268c241183877192c376d03bd9b6d527407c7 | 0 | DISAS_INSN(fbcc)
{
uint32_t offset;
uint32_t addr;
TCGv flag;
int l1;
addr = s->pc;
offset = cpu_ldsw_code(env, s->pc);
s->pc += 2;
if (insn & (1 << 6)) {
offset = (offset << 16) | cpu_lduw_code(env, s->pc);
s->pc += 2;
}
l1 = gen_new_label();
/* TODO: Raise BSUN exception. */
flag = tcg_temp_new();
gen_helper_compare_f64(flag, cpu_env, QREG_FP_RESULT);
/* Jump to l1 if condition is true. */
switch (insn & 0xf) {
case 0: /* f */
break;
case 1: /* eq (=0) */
tcg_gen_brcond_i32(TCG_COND_EQ, flag, tcg_const_i32(0), l1);
break;
case 2: /* ogt (=1) */
tcg_gen_brcond_i32(TCG_COND_EQ, flag, tcg_const_i32(1), l1);
break;
case 3: /* oge (=0 or =1) */
tcg_gen_brcond_i32(TCG_COND_LEU, flag, tcg_const_i32(1), l1);
break;
case 4: /* olt (=-1) */
tcg_gen_brcond_i32(TCG_COND_LT, flag, tcg_const_i32(0), l1);
break;
case 5: /* ole (=-1 or =0) */
tcg_gen_brcond_i32(TCG_COND_LE, flag, tcg_const_i32(0), l1);
break;
case 6: /* ogl (=-1 or =1) */
tcg_gen_andi_i32(flag, flag, 1);
tcg_gen_brcond_i32(TCG_COND_NE, flag, tcg_const_i32(0), l1);
break;
case 7: /* or (=2) */
tcg_gen_brcond_i32(TCG_COND_EQ, flag, tcg_const_i32(2), l1);
break;
case 8: /* un (<2) */
tcg_gen_brcond_i32(TCG_COND_LT, flag, tcg_const_i32(2), l1);
break;
case 9: /* ueq (=0 or =2) */
tcg_gen_andi_i32(flag, flag, 1);
tcg_gen_brcond_i32(TCG_COND_EQ, flag, tcg_const_i32(0), l1);
break;
case 10: /* ugt (>0) */
tcg_gen_brcond_i32(TCG_COND_GT, flag, tcg_const_i32(0), l1);
break;
case 11: /* uge (>=0) */
tcg_gen_brcond_i32(TCG_COND_GE, flag, tcg_const_i32(0), l1);
break;
case 12: /* ult (=-1 or =2) */
tcg_gen_brcond_i32(TCG_COND_GEU, flag, tcg_const_i32(2), l1);
break;
case 13: /* ule (!=1) */
tcg_gen_brcond_i32(TCG_COND_NE, flag, tcg_const_i32(1), l1);
break;
case 14: /* ne (!=0) */
tcg_gen_brcond_i32(TCG_COND_NE, flag, tcg_const_i32(0), l1);
break;
case 15: /* t */
tcg_gen_br(l1);
break;
}
gen_jmp_tb(s, 0, s->pc);
gen_set_label(l1);
gen_jmp_tb(s, 1, addr + offset);
}
| 10,135 |
qemu | b854bc196f5c4b4e3299c0b0ee63cf828ece9e77 | 0 | int omap_validate_local_addr(struct omap_mpu_state_s *s,
target_phys_addr_t addr)
{
return addr >= OMAP_LOCALBUS_BASE && addr < OMAP_LOCALBUS_BASE + 0x1000000;
}
| 10,138 |
qemu | b23046abe78f48498a423b802d6d86ba0172d57f | 0 | static void build_pci_bus_state_init(AcpiBuildPciBusHotplugState *state,
AcpiBuildPciBusHotplugState *parent,
bool pcihp_bridge_en)
{
state->parent = parent;
state->device_table = build_alloc_array();
state->notify_table = build_alloc_array();
state->pcihp_bridge_en = pcihp_bridge_en;
}
| 10,139 |
FFmpeg | 1c7b71a5bdb88ebb69734100405bbb5441b871e8 | 0 | int ff_MPV_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pic_arg, int *got_packet)
{
MpegEncContext *s = avctx->priv_data;
int i, stuffing_count, ret;
int context_count = s->slice_context_count;
s->picture_in_gop_number++;
if (load_input_picture(s, pic_arg) < 0)
return -1;
if (select_input_picture(s) < 0) {
return -1;
}
/* output? */
if (s->new_picture.f->data[0]) {
if (!pkt->data &&
(ret = ff_alloc_packet(pkt, s->mb_width*s->mb_height*MAX_MB_BYTES)) < 0)
return ret;
if (s->mb_info) {
s->mb_info_ptr = av_packet_new_side_data(pkt,
AV_PKT_DATA_H263_MB_INFO,
s->mb_width*s->mb_height*12);
s->prev_mb_info = s->last_mb_info = s->mb_info_size = 0;
}
for (i = 0; i < context_count; i++) {
int start_y = s->thread_context[i]->start_mb_y;
int end_y = s->thread_context[i]-> end_mb_y;
int h = s->mb_height;
uint8_t *start = pkt->data + (size_t)(((int64_t) pkt->size) * start_y / h);
uint8_t *end = pkt->data + (size_t)(((int64_t) pkt->size) * end_y / h);
init_put_bits(&s->thread_context[i]->pb, start, end - start);
}
s->pict_type = s->new_picture.f->pict_type;
//emms_c();
ret = frame_start(s);
if (ret < 0)
return ret;
vbv_retry:
if (encode_picture(s, s->picture_number) < 0)
return -1;
avctx->header_bits = s->header_bits;
avctx->mv_bits = s->mv_bits;
avctx->misc_bits = s->misc_bits;
avctx->i_tex_bits = s->i_tex_bits;
avctx->p_tex_bits = s->p_tex_bits;
avctx->i_count = s->i_count;
// FIXME f/b_count in avctx
avctx->p_count = s->mb_num - s->i_count - s->skip_count;
avctx->skip_count = s->skip_count;
frame_end(s);
if (CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG)
ff_mjpeg_encode_picture_trailer(&s->pb, s->header_bits);
if (avctx->rc_buffer_size) {
RateControlContext *rcc = &s->rc_context;
int max_size = rcc->buffer_index * avctx->rc_max_available_vbv_use;
if (put_bits_count(&s->pb) > max_size &&
s->lambda < s->avctx->lmax) {
s->next_lambda = FFMAX(s->lambda + 1, s->lambda *
(s->qscale + 1) / s->qscale);
if (s->adaptive_quant) {
int i;
for (i = 0; i < s->mb_height * s->mb_stride; i++)
s->lambda_table[i] =
FFMAX(s->lambda_table[i] + 1,
s->lambda_table[i] * (s->qscale + 1) /
s->qscale);
}
s->mb_skipped = 0; // done in frame_start()
// done in encode_picture() so we must undo it
if (s->pict_type == AV_PICTURE_TYPE_P) {
if (s->flipflop_rounding ||
s->codec_id == AV_CODEC_ID_H263P ||
s->codec_id == AV_CODEC_ID_MPEG4)
s->no_rounding ^= 1;
}
if (s->pict_type != AV_PICTURE_TYPE_B) {
s->time_base = s->last_time_base;
s->last_non_b_time = s->time - s->pp_time;
}
for (i = 0; i < context_count; i++) {
PutBitContext *pb = &s->thread_context[i]->pb;
init_put_bits(pb, pb->buf, pb->buf_end - pb->buf);
}
goto vbv_retry;
}
assert(s->avctx->rc_max_rate);
}
if (s->flags & CODEC_FLAG_PASS1)
ff_write_pass1_stats(s);
for (i = 0; i < 4; i++) {
s->current_picture_ptr->f->error[i] = s->current_picture.f->error[i];
avctx->error[i] += s->current_picture_ptr->f->error[i];
}
if (s->flags & CODEC_FLAG_PASS1)
assert(avctx->header_bits + avctx->mv_bits + avctx->misc_bits +
avctx->i_tex_bits + avctx->p_tex_bits ==
put_bits_count(&s->pb));
flush_put_bits(&s->pb);
s->frame_bits = put_bits_count(&s->pb);
stuffing_count = ff_vbv_update(s, s->frame_bits);
if (stuffing_count) {
if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb) >> 3) <
stuffing_count + 50) {
av_log(s->avctx, AV_LOG_ERROR, "stuffing too large\n");
return -1;
}
switch (s->codec_id) {
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_MPEG2VIDEO:
while (stuffing_count--) {
put_bits(&s->pb, 8, 0);
}
break;
case AV_CODEC_ID_MPEG4:
put_bits(&s->pb, 16, 0);
put_bits(&s->pb, 16, 0x1C3);
stuffing_count -= 4;
while (stuffing_count--) {
put_bits(&s->pb, 8, 0xFF);
}
break;
default:
av_log(s->avctx, AV_LOG_ERROR, "vbv buffer overflow\n");
}
flush_put_bits(&s->pb);
s->frame_bits = put_bits_count(&s->pb);
}
/* update mpeg1/2 vbv_delay for CBR */
if (s->avctx->rc_max_rate &&
s->avctx->rc_min_rate == s->avctx->rc_max_rate &&
s->out_format == FMT_MPEG1 &&
90000LL * (avctx->rc_buffer_size - 1) <=
s->avctx->rc_max_rate * 0xFFFFLL) {
int vbv_delay, min_delay;
double inbits = s->avctx->rc_max_rate *
av_q2d(s->avctx->time_base);
int minbits = s->frame_bits - 8 *
(s->vbv_delay_ptr - s->pb.buf - 1);
double bits = s->rc_context.buffer_index + minbits - inbits;
if (bits < 0)
av_log(s->avctx, AV_LOG_ERROR,
"Internal error, negative bits\n");
assert(s->repeat_first_field == 0);
vbv_delay = bits * 90000 / s->avctx->rc_max_rate;
min_delay = (minbits * 90000LL + s->avctx->rc_max_rate - 1) /
s->avctx->rc_max_rate;
vbv_delay = FFMAX(vbv_delay, min_delay);
assert(vbv_delay < 0xFFFF);
s->vbv_delay_ptr[0] &= 0xF8;
s->vbv_delay_ptr[0] |= vbv_delay >> 13;
s->vbv_delay_ptr[1] = vbv_delay >> 5;
s->vbv_delay_ptr[2] &= 0x07;
s->vbv_delay_ptr[2] |= vbv_delay << 3;
avctx->vbv_delay = vbv_delay * 300;
}
s->total_bits += s->frame_bits;
avctx->frame_bits = s->frame_bits;
pkt->pts = s->current_picture.f->pts;
if (!s->low_delay) {
if (!s->current_picture.f->coded_picture_number)
pkt->dts = pkt->pts - s->dts_delta;
else
pkt->dts = s->reordered_pts;
s->reordered_pts = s->input_picture[0]->f->pts;
} else
pkt->dts = pkt->pts;
if (s->current_picture.f->key_frame)
pkt->flags |= AV_PKT_FLAG_KEY;
if (s->mb_info)
av_packet_shrink_side_data(pkt, AV_PKT_DATA_H263_MB_INFO, s->mb_info_size);
} else {
s->frame_bits = 0;
}
assert((s->frame_bits & 7) == 0);
pkt->size = s->frame_bits / 8;
*got_packet = !!pkt->size;
return 0;
}
| 10,140 |
qemu | 6886b98036a8f8f5bce8b10756ce080084cef11b | 0 | void s390x_cpu_debug_excp_handler(CPUState *cs)
{
S390CPU *cpu = S390_CPU(cs);
CPUS390XState *env = &cpu->env;
CPUWatchpoint *wp_hit = cs->watchpoint_hit;
if (wp_hit && wp_hit->flags & BP_CPU) {
/* FIXME: When the storage-alteration-space control bit is set,
the exception should only be triggered if the memory access
is done using an address space with the storage-alteration-event
bit set. We have no way to detect that with the current
watchpoint code. */
cs->watchpoint_hit = NULL;
env->per_address = env->psw.addr;
env->per_perc_atmid |= PER_CODE_EVENT_STORE | get_per_atmid(env);
/* FIXME: We currently no way to detect the address space used
to trigger the watchpoint. For now just consider it is the
current default ASC. This turn to be true except when MVCP
and MVCS instrutions are not used. */
env->per_perc_atmid |= env->psw.mask & (PSW_MASK_ASC) >> 46;
/* Remove all watchpoints to re-execute the code. A PER exception
will be triggered, it will call load_psw which will recompute
the watchpoints. */
cpu_watchpoint_remove_all(cs, BP_CPU);
cpu_resume_from_signal(cs, NULL);
}
}
| 10,141 |
FFmpeg | 8baaa924bd42977c1f5c4aae0fe24985afb52a87 | 0 | static AVIOContext * wtvfile_open_sector(int first_sector, uint64_t length, int depth, AVFormatContext *s)
{
AVIOContext *pb;
WtvFile *wf;
uint8_t *buffer;
if (seek_by_sector(s->pb, first_sector, 0) < 0)
return NULL;
wf = av_mallocz(sizeof(WtvFile));
if (!wf)
return NULL;
if (depth == 0) {
wf->sectors = av_malloc(sizeof(uint32_t));
if (!wf->sectors) {
av_free(wf);
return NULL;
}
wf->sectors[0] = first_sector;
wf->nb_sectors = 1;
} else if (depth == 1) {
wf->sectors = av_malloc(WTV_SECTOR_SIZE);
if (!wf->sectors) {
av_free(wf);
return NULL;
}
wf->nb_sectors = read_ints(s->pb, wf->sectors, WTV_SECTOR_SIZE / 4);
} else if (depth == 2) {
uint32_t sectors1[WTV_SECTOR_SIZE / 4];
int nb_sectors1 = read_ints(s->pb, sectors1, WTV_SECTOR_SIZE / 4);
int i;
wf->sectors = av_malloc_array(nb_sectors1, 1 << WTV_SECTOR_BITS);
if (!wf->sectors) {
av_free(wf);
return NULL;
}
wf->nb_sectors = 0;
for (i = 0; i < nb_sectors1; i++) {
if (seek_by_sector(s->pb, sectors1[i], 0) < 0)
break;
wf->nb_sectors += read_ints(s->pb, wf->sectors + i * WTV_SECTOR_SIZE / 4, WTV_SECTOR_SIZE / 4);
}
} else {
av_log(s, AV_LOG_ERROR, "unsupported file allocation table depth (0x%x)\n", depth);
av_free(wf);
return NULL;
}
wf->sector_bits = length & (1ULL<<63) ? WTV_SECTOR_BITS : WTV_BIGSECTOR_BITS;
if (!wf->nb_sectors) {
av_free(wf->sectors);
av_free(wf);
return NULL;
}
if ((int64_t)wf->sectors[wf->nb_sectors - 1] << WTV_SECTOR_BITS > avio_tell(s->pb))
av_log(s, AV_LOG_WARNING, "truncated file\n");
/* check length */
length &= 0xFFFFFFFFFFFF;
if (length > ((int64_t)wf->nb_sectors << wf->sector_bits)) {
av_log(s, AV_LOG_WARNING, "reported file length (0x%"PRIx64") exceeds number of available sectors (0x%"PRIx64")\n", length, (int64_t)wf->nb_sectors << wf->sector_bits);
length = (int64_t)wf->nb_sectors << wf->sector_bits;
}
wf->length = length;
/* seek to initial sector */
wf->position = 0;
if (seek_by_sector(s->pb, wf->sectors[0], 0) < 0) {
av_free(wf->sectors);
av_free(wf);
return NULL;
}
wf->pb_filesystem = s->pb;
buffer = av_malloc(1 << wf->sector_bits);
if (!buffer) {
av_free(wf->sectors);
av_free(wf);
return NULL;
}
pb = avio_alloc_context(buffer, 1 << wf->sector_bits, 0, wf,
wtvfile_read_packet, NULL, wtvfile_seek);
if (!pb) {
av_free(buffer);
av_free(wf->sectors);
av_free(wf);
}
return pb;
}
| 10,142 |
FFmpeg | 87e8788680e16c51f6048af26f3f7830c35207a5 | 0 | static int smacker_probe(AVProbeData *p)
{
if (p->buf_size < 4)
return 0;
if(p->buf[0] == 'S' && p->buf[1] == 'M' && p->buf[2] == 'K'
&& (p->buf[3] == '2' || p->buf[3] == '4'))
return AVPROBE_SCORE_MAX;
else
return 0;
}
| 10,143 |
FFmpeg | f1e62af0e03f5d62e3f022031e0fca563fcc2c9d | 0 | int avfilter_init_filter(AVFilterContext *filter, const char *args, void *opaque)
#endif
{
AVDictionary *options = NULL;
AVDictionaryEntry *e;
int ret=0;
if (args && *args) {
if (!filter->filter->priv_class) {
av_log(filter, AV_LOG_ERROR, "This filter does not take any "
"options, but options were provided: %s.\n", args);
return AVERROR(EINVAL);
}
#if FF_API_OLD_FILTER_OPTS
if (!strcmp(filter->filter->name, "scale") &&
strchr(args, ':') < strchr(args, '=')) {
/* old w:h:flags=<flags> syntax */
char *copy = av_strdup(args);
char *p;
av_log(filter, AV_LOG_WARNING, "The <w>:<h>:flags=<flags> option "
"syntax is deprecated. Use either <w>:<h>:<flags> or "
"w=<w>:h=<h>:flags=<flags>.\n");
if (!copy) {
ret = AVERROR(ENOMEM);
goto fail;
}
p = strrchr(copy, ':');
if (p) {
*p++ = 0;
ret = av_dict_parse_string(&options, p, "=", ":", 0);
}
if (ret >= 0)
ret = process_options(filter, &options, copy);
av_freep(©);
if (ret < 0)
goto fail;
} else if (!strcmp(filter->filter->name, "format") ||
!strcmp(filter->filter->name, "noformat") ||
!strcmp(filter->filter->name, "frei0r") ||
!strcmp(filter->filter->name, "frei0r_src") ||
!strcmp(filter->filter->name, "ocv") ||
!strcmp(filter->filter->name, "pan") ||
!strcmp(filter->filter->name, "pp") ||
!strcmp(filter->filter->name, "aevalsrc")) {
/* a hack for compatibility with the old syntax
* replace colons with |s */
char *copy = av_strdup(args);
char *p = copy;
int nb_leading = 0; // number of leading colons to skip
int deprecated = 0;
if (!copy) {
ret = AVERROR(ENOMEM);
goto fail;
}
if (!strcmp(filter->filter->name, "frei0r") ||
!strcmp(filter->filter->name, "ocv"))
nb_leading = 1;
else if (!strcmp(filter->filter->name, "frei0r_src"))
nb_leading = 3;
while (nb_leading--) {
p = strchr(p, ':');
if (!p) {
p = copy + strlen(copy);
break;
}
p++;
}
deprecated = strchr(p, ':') != NULL;
if (!strcmp(filter->filter->name, "aevalsrc")) {
deprecated = 0;
while ((p = strchr(p, ':')) && p[1] != ':') {
const char *epos = strchr(p + 1, '=');
const char *spos = strchr(p + 1, ':');
const int next_token_is_opt = epos && (!spos || epos < spos);
if (next_token_is_opt) {
p++;
break;
}
/* next token does not contain a '=', assume a channel expression */
deprecated = 1;
*p++ = '|';
}
if (p && *p == ':') { // double sep '::' found
deprecated = 1;
memmove(p, p + 1, strlen(p));
}
} else
while ((p = strchr(p, ':')))
*p++ = '|';
if (deprecated)
av_log(filter, AV_LOG_WARNING, "This syntax is deprecated. Use "
"'|' to separate the list items.\n");
av_log(filter, AV_LOG_DEBUG, "compat: called with args=[%s]\n", copy);
ret = process_options(filter, &options, copy);
av_freep(©);
if (ret < 0)
goto fail;
#endif
} else {
#if CONFIG_MP_FILTER
if (!strcmp(filter->filter->name, "mp")) {
char *escaped;
if (!strncmp(args, "filter=", 7))
args += 7;
ret = av_escape(&escaped, args, ":=", AV_ESCAPE_MODE_BACKSLASH, 0);
if (ret < 0) {
av_log(filter, AV_LOG_ERROR, "Unable to escape MPlayer filters arg '%s'\n", args);
goto fail;
}
ret = process_options(filter, &options, escaped);
av_free(escaped);
} else
#endif
ret = process_options(filter, &options, args);
if (ret < 0)
goto fail;
}
}
if (filter->filter->priv_class) {
ret = av_opt_set_dict(filter->priv, &options);
if (ret < 0) {
av_log(filter, AV_LOG_ERROR, "Error applying options to the filter.\n");
goto fail;
}
}
if (filter->filter->init_opaque)
ret = filter->filter->init_opaque(filter, opaque);
else if (filter->filter->init)
ret = filter->filter->init(filter);
else if (filter->filter->init_dict)
ret = filter->filter->init_dict(filter, &options);
if (ret < 0)
goto fail;
if ((e = av_dict_get(options, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
av_log(filter, AV_LOG_ERROR, "No such option: %s.\n", e->key);
ret = AVERROR_OPTION_NOT_FOUND;
goto fail;
}
fail:
av_dict_free(&options);
return ret;
}
| 10,144 |
FFmpeg | 1c0e205fab4bd5bbfa0399af2cd5e281b414b3d5 | 1 | void audio_encode_example(const char *filename)
{
AVCodec *codec;
AVCodecContext *c= NULL;
int frame_size, i, j, out_size, outbuf_size;
FILE *f;
short *samples;
float t, tincr;
uint8_t *outbuf;
printf("Audio encoding\n");
/* find the MP2 encoder */
codec = avcodec_find_encoder(CODEC_ID_MP2);
if (!codec) {
fprintf(stderr, "codec not found\n");
exit(1);
}
c= avcodec_alloc_context();
/* put sample parameters */
c->bit_rate = 64000;
c->sample_rate = 44100;
c->channels = 2;
/* open it */
if (avcodec_open(c, codec) < 0) {
fprintf(stderr, "could not open codec\n");
exit(1);
}
/* the codec gives us the frame size, in samples */
frame_size = c->frame_size;
samples = malloc(frame_size * 2 * c->channels);
outbuf_size = 10000;
outbuf = malloc(outbuf_size);
f = fopen(filename, "w");
if (!f) {
fprintf(stderr, "could not open %s\n", filename);
exit(1);
}
/* encode a single tone sound */
t = 0;
tincr = 2 * M_PI * 440.0 / c->sample_rate;
for(i=0;i<200;i++) {
for(j=0;j<frame_size;j++) {
samples[2*j] = (int)(sin(t) * 10000);
samples[2*j+1] = samples[2*j];
t += tincr;
}
/* encode the samples */
out_size = avcodec_encode_audio(c, outbuf, outbuf_size, samples);
fwrite(outbuf, 1, out_size, f);
}
fclose(f);
free(outbuf);
free(samples);
avcodec_close(c);
free(c);
}
| 10,145 |
FFmpeg | 3d232196372f309a75ed074c4cef30578eec1782 | 1 | static int w64_read_header(AVFormatContext *s)
{
int64_t size, data_ofs = 0;
AVIOContext *pb = s->pb;
WAVDemuxContext *wav = s->priv_data;
AVStream *st;
uint8_t guid[16];
int ret;
avio_read(pb, guid, 16);
if (memcmp(guid, ff_w64_guid_riff, 16))
/* riff + wave + fmt + sizes */
if (avio_rl64(pb) < 16 + 8 + 16 + 8 + 16 + 8)
avio_read(pb, guid, 16);
if (memcmp(guid, ff_w64_guid_wave, 16)) {
av_log(s, AV_LOG_ERROR, "could not find wave guid\n");
}
wav->w64 = 1;
st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
while (!avio_feof(pb)) {
if (avio_read(pb, guid, 16) != 16)
break;
size = avio_rl64(pb);
if (size <= 24 || INT64_MAX - size < avio_tell(pb))
if (!memcmp(guid, ff_w64_guid_fmt, 16)) {
/* subtract chunk header size - normal wav file doesn't count it */
ret = ff_get_wav_header(s, pb, st->codecpar, size - 24, 0);
if (ret < 0)
return ret;
avio_skip(pb, FFALIGN(size, INT64_C(8)) - size);
avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
} else if (!memcmp(guid, ff_w64_guid_fact, 16)) {
int64_t samples;
samples = avio_rl64(pb);
if (samples > 0)
st->duration = samples;
} else if (!memcmp(guid, ff_w64_guid_data, 16)) {
wav->data_end = avio_tell(pb) + size - 24;
data_ofs = avio_tell(pb);
if (!(pb->seekable & AVIO_SEEKABLE_NORMAL))
break;
avio_skip(pb, size - 24);
} else if (!memcmp(guid, ff_w64_guid_summarylist, 16)) {
int64_t start, end, cur;
uint32_t count, chunk_size, i;
start = avio_tell(pb);
end = start + FFALIGN(size, INT64_C(8)) - 24;
count = avio_rl32(pb);
for (i = 0; i < count; i++) {
char chunk_key[5], *value;
if (avio_feof(pb) || (cur = avio_tell(pb)) < 0 || cur > end - 8 /* = tag + size */)
break;
chunk_key[4] = 0;
avio_read(pb, chunk_key, 4);
chunk_size = avio_rl32(pb);
value = av_mallocz(chunk_size + 1);
if (!value)
return AVERROR(ENOMEM);
ret = avio_get_str16le(pb, chunk_size, value, chunk_size);
avio_skip(pb, chunk_size - ret);
av_dict_set(&s->metadata, chunk_key, value, AV_DICT_DONT_STRDUP_VAL);
}
avio_skip(pb, end - avio_tell(pb));
} else {
av_log(s, AV_LOG_DEBUG, "unknown guid: "FF_PRI_GUID"\n", FF_ARG_GUID(guid));
avio_skip(pb, FFALIGN(size, INT64_C(8)) - 24);
}
}
if (!data_ofs)
return AVERROR_EOF;
ff_metadata_conv_ctx(s, NULL, wav_metadata_conv);
ff_metadata_conv_ctx(s, NULL, ff_riff_info_conv);
handle_stream_probing(st);
st->need_parsing = AVSTREAM_PARSE_FULL_RAW;
avio_seek(pb, data_ofs, SEEK_SET);
set_spdif(s, wav);
return 0;
} | 10,147 |
FFmpeg | 68e75e4dec6b5f46a190118eecbba1e95c396e3d | 0 | static void floor_fit(venc_context_t * venc, floor_t * fc, float * coeffs, int * posts, int samples) {
int range = 255 / fc->multiplier + 1;
int i;
for (i = 0; i < fc->values; i++) {
int position = fc->list[fc->list[i].sort].x;
int begin = fc->list[fc->list[FFMAX(i-1, 0)].sort].x;
int end = fc->list[fc->list[FFMIN(i+1, fc->values - 1)].sort].x;
int j;
float average = 0;
begin = (position + begin) / 2;
end = (position + end ) / 2;
assert(end <= samples);
for (j = begin; j < end; j++) average += fabs(coeffs[j]);
average /= end - begin;
average /= 32; // MAGIC!
for (j = 0; j < range - 1; j++) if (floor1_inverse_db_table[j * fc->multiplier] > average) break;
posts[fc->list[i].sort] = j;
}
}
| 10,148 |
FFmpeg | 782e06e292c59abc8528484bd1cb253a42d7f53e | 0 | static int audio_decode_frame(VideoState *is)
{
AVPacket *pkt_temp = &is->audio_pkt_temp;
AVPacket *pkt = &is->audio_pkt;
AVCodecContext *dec = is->audio_st->codec;
int len1, data_size, resampled_data_size;
int64_t dec_channel_layout;
int got_frame;
av_unused double audio_clock0;
int new_packet = 0;
int flush_complete = 0;
int wanted_nb_samples;
AVRational tb;
int ret;
int reconfigure;
for (;;) {
/* NOTE: the audio packet can contain several frames */
while (pkt_temp->size > 0 || (!pkt_temp->data && new_packet) || is->audio_buf_frames_pending) {
if (!is->frame) {
if (!(is->frame = avcodec_alloc_frame()))
return AVERROR(ENOMEM);
} else {
av_frame_unref(is->frame);
avcodec_get_frame_defaults(is->frame);
}
if (is->audioq.serial != is->audio_pkt_temp_serial)
break;
if (is->paused)
return -1;
if (!is->audio_buf_frames_pending) {
if (flush_complete)
break;
new_packet = 0;
len1 = avcodec_decode_audio4(dec, is->frame, &got_frame, pkt_temp);
if (len1 < 0) {
/* if error, we skip the frame */
pkt_temp->size = 0;
break;
}
pkt_temp->data += len1;
pkt_temp->size -= len1;
if (!got_frame) {
/* stop sending empty packets if the decoder is finished */
if (!pkt_temp->data && dec->codec->capabilities & CODEC_CAP_DELAY)
flush_complete = 1;
continue;
}
tb = (AVRational){1, is->frame->sample_rate};
if (is->frame->pts != AV_NOPTS_VALUE)
is->frame->pts = av_rescale_q(is->frame->pts, dec->time_base, tb);
else if (is->frame->pkt_pts != AV_NOPTS_VALUE)
is->frame->pts = av_rescale_q(is->frame->pkt_pts, is->audio_st->time_base, tb);
if (pkt_temp->pts != AV_NOPTS_VALUE)
pkt_temp->pts += (double) is->frame->nb_samples / is->frame->sample_rate / av_q2d(is->audio_st->time_base);
#if CONFIG_AVFILTER
dec_channel_layout = get_valid_channel_layout(is->frame->channel_layout, av_frame_get_channels(is->frame));
reconfigure =
cmp_audio_fmts(is->audio_filter_src.fmt, is->audio_filter_src.channels,
is->frame->format, av_frame_get_channels(is->frame)) ||
is->audio_filter_src.channel_layout != dec_channel_layout ||
is->audio_filter_src.freq != is->frame->sample_rate ||
is->audio_pkt_temp_serial != is->audio_last_serial;
if (reconfigure) {
char buf1[1024], buf2[1024];
av_get_channel_layout_string(buf1, sizeof(buf1), -1, is->audio_filter_src.channel_layout);
av_get_channel_layout_string(buf2, sizeof(buf2), -1, dec_channel_layout);
av_log(NULL, AV_LOG_DEBUG,
"Audio frame changed from rate:%d ch:%d fmt:%s layout:%s serial:%d to rate:%d ch:%d fmt:%s layout:%s serial:%d\n",
is->audio_filter_src.freq, is->audio_filter_src.channels, av_get_sample_fmt_name(is->audio_filter_src.fmt), buf1, is->audio_last_serial,
is->frame->sample_rate, av_frame_get_channels(is->frame), av_get_sample_fmt_name(is->frame->format), buf2, is->audio_pkt_temp_serial);
is->audio_filter_src.fmt = is->frame->format;
is->audio_filter_src.channels = av_frame_get_channels(is->frame);
is->audio_filter_src.channel_layout = dec_channel_layout;
is->audio_filter_src.freq = is->frame->sample_rate;
is->audio_last_serial = is->audio_pkt_temp_serial;
if ((ret = configure_audio_filters(is, afilters, 1)) < 0)
return ret;
}
if ((ret = av_buffersrc_add_frame(is->in_audio_filter, is->frame)) < 0)
return ret;
av_frame_unref(is->frame);
#endif
}
#if CONFIG_AVFILTER
if ((ret = av_buffersink_get_frame_flags(is->out_audio_filter, is->frame, 0)) < 0) {
if (ret == AVERROR(EAGAIN)) {
is->audio_buf_frames_pending = 0;
continue;
}
return ret;
}
is->audio_buf_frames_pending = 1;
tb = is->out_audio_filter->inputs[0]->time_base;
#endif
data_size = av_samples_get_buffer_size(NULL, av_frame_get_channels(is->frame),
is->frame->nb_samples,
is->frame->format, 1);
dec_channel_layout =
(is->frame->channel_layout && av_frame_get_channels(is->frame) == av_get_channel_layout_nb_channels(is->frame->channel_layout)) ?
is->frame->channel_layout : av_get_default_channel_layout(av_frame_get_channels(is->frame));
wanted_nb_samples = synchronize_audio(is, is->frame->nb_samples);
if (is->frame->format != is->audio_src.fmt ||
dec_channel_layout != is->audio_src.channel_layout ||
is->frame->sample_rate != is->audio_src.freq ||
(wanted_nb_samples != is->frame->nb_samples && !is->swr_ctx)) {
swr_free(&is->swr_ctx);
is->swr_ctx = swr_alloc_set_opts(NULL,
is->audio_tgt.channel_layout, is->audio_tgt.fmt, is->audio_tgt.freq,
dec_channel_layout, is->frame->format, is->frame->sample_rate,
0, NULL);
if (!is->swr_ctx || swr_init(is->swr_ctx) < 0) {
av_log(NULL, AV_LOG_ERROR,
"Cannot create sample rate converter for conversion of %d Hz %s %d channels to %d Hz %s %d channels!\n",
is->frame->sample_rate, av_get_sample_fmt_name(is->frame->format), av_frame_get_channels(is->frame),
is->audio_tgt.freq, av_get_sample_fmt_name(is->audio_tgt.fmt), is->audio_tgt.channels);
break;
}
is->audio_src.channel_layout = dec_channel_layout;
is->audio_src.channels = av_frame_get_channels(is->frame);
is->audio_src.freq = is->frame->sample_rate;
is->audio_src.fmt = is->frame->format;
}
if (is->swr_ctx) {
const uint8_t **in = (const uint8_t **)is->frame->extended_data;
uint8_t **out = &is->audio_buf1;
int out_count = (int64_t)wanted_nb_samples * is->audio_tgt.freq / is->frame->sample_rate + 256;
int out_size = av_samples_get_buffer_size(NULL, is->audio_tgt.channels, out_count, is->audio_tgt.fmt, 0);
int len2;
if (out_size < 0) {
av_log(NULL, AV_LOG_ERROR, "av_samples_get_buffer_size() failed\n");
break;
}
if (wanted_nb_samples != is->frame->nb_samples) {
if (swr_set_compensation(is->swr_ctx, (wanted_nb_samples - is->frame->nb_samples) * is->audio_tgt.freq / is->frame->sample_rate,
wanted_nb_samples * is->audio_tgt.freq / is->frame->sample_rate) < 0) {
av_log(NULL, AV_LOG_ERROR, "swr_set_compensation() failed\n");
break;
}
}
av_fast_malloc(&is->audio_buf1, &is->audio_buf1_size, out_size);
if (!is->audio_buf1)
return AVERROR(ENOMEM);
len2 = swr_convert(is->swr_ctx, out, out_count, in, is->frame->nb_samples);
if (len2 < 0) {
av_log(NULL, AV_LOG_ERROR, "swr_convert() failed\n");
break;
}
if (len2 == out_count) {
av_log(NULL, AV_LOG_WARNING, "audio buffer is probably too small\n");
swr_init(is->swr_ctx);
}
is->audio_buf = is->audio_buf1;
resampled_data_size = len2 * is->audio_tgt.channels * av_get_bytes_per_sample(is->audio_tgt.fmt);
} else {
is->audio_buf = is->frame->data[0];
resampled_data_size = data_size;
}
audio_clock0 = is->audio_clock;
/* update the audio clock with the pts */
if (is->frame->pts != AV_NOPTS_VALUE)
is->audio_clock = is->frame->pts * av_q2d(tb) + (double) is->frame->nb_samples / is->frame->sample_rate;
else
is->audio_clock = NAN;
is->audio_clock_serial = is->audio_pkt_temp_serial;
#ifdef DEBUG
{
static double last_clock;
printf("audio: delay=%0.3f clock=%0.3f clock0=%0.3f\n",
is->audio_clock - last_clock,
is->audio_clock, audio_clock0);
last_clock = is->audio_clock;
}
#endif
return resampled_data_size;
}
/* free the current packet */
if (pkt->data)
av_free_packet(pkt);
memset(pkt_temp, 0, sizeof(*pkt_temp));
if (is->audioq.abort_request) {
return -1;
}
if (is->audioq.nb_packets == 0)
SDL_CondSignal(is->continue_read_thread);
/* read next packet */
if ((new_packet = packet_queue_get(&is->audioq, pkt, 1, &is->audio_pkt_temp_serial)) < 0)
return -1;
if (pkt->data == flush_pkt.data) {
avcodec_flush_buffers(dec);
flush_complete = 0;
is->audio_buf_frames_pending = 0;
}
*pkt_temp = *pkt;
}
}
| 10,150 |
qemu | cd6a9bb6e977864b1b7ec21b983fa0678b4b82e9 | 1 | static hwaddr ppc_hash64_pte_raddr(ppc_slb_t *slb, ppc_hash_pte64_t pte,
target_ulong eaddr)
{
hwaddr mask;
int target_page_bits;
hwaddr rpn = pte.pte1 & HPTE64_R_RPN;
/*
* We support 4K, 64K and 16M now
*/
target_page_bits = ppc_hash64_page_shift(slb);
mask = (1ULL << target_page_bits) - 1;
return (rpn & ~mask) | (eaddr & mask);
}
| 10,151 |
qemu | 113fe792fd4931dd0538f03859278b8719ee4fa2 | 1 | static void nfs_file_close(BlockDriverState *bs)
{
NFSClient *client = bs->opaque;
nfs_client_close(client);
qemu_mutex_destroy(&client->mutex);
}
| 10,152 |
FFmpeg | b6267901c466c482b2f1af3578b0a6d88265d144 | 1 | static int mp3_seek(AVFormatContext *s, int stream_index, int64_t timestamp,
int flags)
{
MP3Context *mp3 = s->priv_data;
AVIndexEntry *ie;
AVStream *st = s->streams[0];
int64_t ret = av_index_search_timestamp(st, timestamp, flags);
uint32_t header = 0;
if (!mp3->xing_toc) {
st->skip_samples = timestamp <= 0 ? mp3->start_pad + 528 + 1 : 0;
return -1;
}
if (ret < 0)
return ret;
ie = &st->index_entries[ret];
ret = avio_seek(s->pb, ie->pos, SEEK_SET);
if (ret < 0)
return ret;
while (!s->pb->eof_reached) {
header = (header << 8) + avio_r8(s->pb);
if (ff_mpa_check_header(header) >= 0) {
ff_update_cur_dts(s, st, ie->timestamp);
ret = avio_seek(s->pb, -4, SEEK_CUR);
st->skip_samples = ie->timestamp <= 0 ? mp3->start_pad + 528 + 1 : 0;
return (ret >= 0) ? 0 : ret;
}
}
return AVERROR_EOF;
}
| 10,153 |
qemu | b4ba67d9a702507793c2724e56f98e9b0f7be02b | 1 | static void test_bmdma_no_busmaster(void)
{
QPCIDevice *dev;
void *bmdma_base, *ide_base;
uint8_t status;
dev = get_pci_device(&bmdma_base, &ide_base);
/* No PRDT_EOT, each entry addr 0/size 64k, and in theory qemu shouldn't be
* able to access it anyway because the Bus Master bit in the PCI command
* register isn't set. This is complete nonsense, but it used to be pretty
* good at confusing and occasionally crashing qemu. */
PrdtEntry prdt[4096] = { };
status = send_dma_request(CMD_READ_DMA | CMDF_NO_BM, 0, 512,
prdt, ARRAY_SIZE(prdt), NULL);
/* Not entirely clear what the expected result is, but this is what we get
* in practice. At least we want to be aware of any changes. */
g_assert_cmphex(status, ==, BM_STS_ACTIVE | BM_STS_INTR);
assert_bit_clear(qpci_io_readb(dev, ide_base + reg_status), DF | ERR);
}
| 10,154 |
FFmpeg | 58dee6e62d593747b5dbe8ce6c2ff1833151b9b0 | 1 | static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter, AVFilterInOut *out)
{
char *pix_fmts;
OutputStream *ost = ofilter->ost;
AVCodecContext *codec = ost->st->codec;
AVFilterContext *last_filter = out->filter_ctx;
int pad_idx = out->pad_idx;
int ret;
char name[255];
snprintf(name, sizeof(name), "output stream %d:%d", ost->file_index, ost->index);
ret = avfilter_graph_create_filter(&ofilter->filter,
avfilter_get_by_name("buffersink"),
name, NULL, pix_fmts, fg->graph);
if (ret < 0)
return ret;
if (codec->width || codec->height) {
char args[255];
AVFilterContext *filter;
snprintf(args, sizeof(args), "%d:%d:flags=0x%X",
codec->width,
codec->height,
(unsigned)ost->sws_flags);
snprintf(name, sizeof(name), "scaler for output stream %d:%d",
ost->file_index, ost->index);
if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
name, args, NULL, fg->graph)) < 0)
return ret;
if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
return ret;
last_filter = filter;
pad_idx = 0;
}
if ((pix_fmts = choose_pix_fmts(ost))) {
AVFilterContext *filter;
snprintf(name, sizeof(name), "pixel format for output stream %d:%d",
ost->file_index, ost->index);
if ((ret = avfilter_graph_create_filter(&filter,
avfilter_get_by_name("format"),
"format", pix_fmts, NULL,
fg->graph)) < 0)
return ret;
if ((ret = avfilter_link(last_filter, pad_idx, filter, 0)) < 0)
return ret;
last_filter = filter;
pad_idx = 0;
av_freep(&pix_fmts);
}
if (ost->frame_rate.num) {
AVFilterContext *fps;
char args[255];
snprintf(args, sizeof(args), "fps=%d/%d", ost->frame_rate.num,
ost->frame_rate.den);
snprintf(name, sizeof(name), "fps for output stream %d:%d",
ost->file_index, ost->index);
ret = avfilter_graph_create_filter(&fps, avfilter_get_by_name("fps"),
name, args, NULL, fg->graph);
if (ret < 0)
return ret;
ret = avfilter_link(last_filter, pad_idx, fps, 0);
if (ret < 0)
return ret;
last_filter = fps;
pad_idx = 0;
}
if ((ret = avfilter_link(last_filter, pad_idx, ofilter->filter, 0)) < 0)
return ret;
return 0;
}
| 10,155 |
qemu | 9c4bbee9e3b83544257e82566342c29e15a88637 | 1 | static inline int handle_cpu_signal(uintptr_t pc, siginfo_t *info,
int is_write, sigset_t *old_set)
{
CPUState *cpu = current_cpu;
CPUClass *cc;
int ret;
unsigned long address = (unsigned long)info->si_addr;
/* We must handle PC addresses from two different sources:
* a call return address and a signal frame address.
*
* Within cpu_restore_state_from_tb we assume the former and adjust
* the address by -GETPC_ADJ so that the address is within the call
* insn so that addr does not accidentally match the beginning of the
* next guest insn.
*
* However, when the PC comes from the signal frame, it points to
* the actual faulting host insn and not a call insn. Subtracting
* GETPC_ADJ in that case may accidentally match the previous guest insn.
*
* So for the later case, adjust forward to compensate for what
* will be done later by cpu_restore_state_from_tb.
*/
if (helper_retaddr) {
pc = helper_retaddr;
} else {
pc += GETPC_ADJ;
}
/* For synchronous signals we expect to be coming from the vCPU
* thread (so current_cpu should be valid) and either from running
* code or during translation which can fault as we cross pages.
*
* If neither is true then something has gone wrong and we should
* abort rather than try and restart the vCPU execution.
*/
if (!cpu || !cpu->running) {
printf("qemu:%s received signal outside vCPU context @ pc=0x%"
PRIxPTR "\n", __func__, pc);
abort();
}
#if defined(DEBUG_SIGNAL)
printf("qemu: SIGSEGV pc=0x%08lx address=%08lx w=%d oldset=0x%08lx\n",
pc, address, is_write, *(unsigned long *)old_set);
#endif
/* XXX: locking issue */
if (is_write && h2g_valid(address)) {
switch (page_unprotect(h2g(address), pc)) {
case 0:
/* Fault not caused by a page marked unwritable to protect
* cached translations, must be the guest binary's problem.
*/
break;
case 1:
/* Fault caused by protection of cached translation; TBs
* invalidated, so resume execution. Retain helper_retaddr
* for a possible second fault.
*/
return 1;
case 2:
/* Fault caused by protection of cached translation, and the
* currently executing TB was modified and must be exited
* immediately. Clear helper_retaddr for next execution.
*/
helper_retaddr = 0;
cpu_exit_tb_from_sighandler(cpu, old_set);
/* NORETURN */
default:
g_assert_not_reached();
}
}
/* Convert forcefully to guest address space, invalid addresses
are still valid segv ones */
address = h2g_nocheck(address);
cc = CPU_GET_CLASS(cpu);
/* see if it is an MMU fault */
g_assert(cc->handle_mmu_fault);
ret = cc->handle_mmu_fault(cpu, address, is_write, MMU_USER_IDX);
if (ret == 0) {
/* The MMU fault was handled without causing real CPU fault.
* Retain helper_retaddr for a possible second fault.
*/
return 1;
}
/* All other paths lead to cpu_exit; clear helper_retaddr
* for next execution.
*/
helper_retaddr = 0;
if (ret < 0) {
return 0; /* not an MMU fault */
}
/* Now we have a real cpu fault. */
cpu_restore_state(cpu, pc);
sigprocmask(SIG_SETMASK, old_set, NULL);
cpu_loop_exit(cpu);
/* never comes here */
return 1;
}
| 10,156 |
FFmpeg | f6774f905fb3cfdc319523ac640be30b14c1bc55 | 1 | static void vc1_sprite_flush(AVCodecContext *avctx)
{
VC1Context *v = avctx->priv_data;
MpegEncContext *s = &v->s;
AVFrame *f = &s->current_picture.f;
int plane, i;
/* Windows Media Image codecs have a convergence interval of two keyframes.
Since we can't enforce it, clear to black the missing sprite. This is
wrong but it looks better than doing nothing. */
if (f->data[0])
for (plane = 0; plane < (s->flags&CODEC_FLAG_GRAY ? 1 : 3); plane++)
for (i = 0; i < v->sprite_height>>!!plane; i++)
memset(f->data[plane] + i * f->linesize[plane],
plane ? 128 : 0, f->linesize[plane]);
}
| 10,157 |
qemu | 12d4536f7d911b6d87a766ad7300482ea663cea2 | 1 | void pause_all_vcpus(void)
{
}
| 10,158 |
FFmpeg | 9da369604ecf31d9dce2dee21ed214b8c43264c6 | 0 | static int process_command(AVFilterContext *ctx, const char *cmd, const char *args,
char *res, int res_len, int flags)
{
OverlayContext *over = ctx->priv;
int ret;
if (!strcmp(cmd, "x"))
ret = set_expr(&over->x_pexpr, args, ctx);
else if (!strcmp(cmd, "y"))
ret = set_expr(&over->y_pexpr, args, ctx);
else if (!strcmp(cmd, "enable"))
ret = set_expr(&over->enable_pexpr, args, ctx);
else
ret = AVERROR(ENOSYS);
if (ret < 0)
return ret;
if (over->eval_mode == EVAL_MODE_INIT) {
eval_expr(ctx, EVAL_ALL);
av_log(ctx, AV_LOG_VERBOSE, "x:%f xi:%d y:%f yi:%d enable:%f\n",
over->var_values[VAR_X], over->x,
over->var_values[VAR_Y], over->y,
over->enable);
}
return ret;
}
| 10,160 |
FFmpeg | f65daf577af25df69f3b43a49879158d2f77f3f8 | 1 | static int rv20_decode_picture_header(RVDecContext *rv)
{
MpegEncContext *s = &rv->m;
int seq, mb_pos, i;
int rpr_bits;
#if 0
GetBitContext gb= s->gb;
for(i=0; i<64; i++){
av_log(s->avctx, AV_LOG_DEBUG, "%d", get_bits1(&gb));
if(i%4==3) av_log(s->avctx, AV_LOG_DEBUG, " ");
}
av_log(s->avctx, AV_LOG_DEBUG, "\n");
#endif
#if 0
av_log(s->avctx, AV_LOG_DEBUG, "%3dx%03d/%02Xx%02X ", s->width, s->height, s->width/4, s->height/4);
for(i=0; i<s->avctx->extradata_size; i++){
av_log(s->avctx, AV_LOG_DEBUG, "%02X ", ((uint8_t*)s->avctx->extradata)[i]);
if(i%4==3) av_log(s->avctx, AV_LOG_DEBUG, " ");
}
av_log(s->avctx, AV_LOG_DEBUG, "\n");
#endif
i= get_bits(&s->gb, 2);
switch(i){
case 0: s->pict_type= AV_PICTURE_TYPE_I; break;
case 1: s->pict_type= AV_PICTURE_TYPE_I; break; //hmm ...
case 2: s->pict_type= AV_PICTURE_TYPE_P; break;
case 3: s->pict_type= AV_PICTURE_TYPE_B; break;
default:
av_log(s->avctx, AV_LOG_ERROR, "unknown frame type\n");
return -1;
}
if(s->low_delay && s->pict_type==AV_PICTURE_TYPE_B){
av_log(s->avctx, AV_LOG_ERROR, "low delay B\n");
return -1;
}
if(s->last_picture_ptr==NULL && s->pict_type==AV_PICTURE_TYPE_B){
av_log(s->avctx, AV_LOG_ERROR, "early B pix\n");
return -1;
}
if (get_bits1(&s->gb)){
av_log(s->avctx, AV_LOG_ERROR, "reserved bit set\n");
return -1;
}
s->qscale = get_bits(&s->gb, 5);
if(s->qscale==0){
av_log(s->avctx, AV_LOG_ERROR, "error, qscale:0\n");
return -1;
}
if(RV_GET_MINOR_VER(rv->sub_id) >= 2)
s->loop_filter = get_bits1(&s->gb) && !s->avctx->lowres;
if(RV_GET_MINOR_VER(rv->sub_id) <= 1)
seq = get_bits(&s->gb, 8) << 7;
else
seq = get_bits(&s->gb, 13) << 2;
rpr_bits = s->avctx->extradata[1] & 7;
if(rpr_bits){
int f, new_w, new_h;
rpr_bits = FFMIN((rpr_bits >> 1) + 1, 3);
f = get_bits(&s->gb, rpr_bits);
if(f){
new_w= 4*((uint8_t*)s->avctx->extradata)[6+2*f];
new_h= 4*((uint8_t*)s->avctx->extradata)[7+2*f];
}else{
new_w= s->orig_width ;
new_h= s->orig_height;
}
if(new_w != s->width || new_h != s->height){
AVRational old_aspect = s->avctx->sample_aspect_ratio;
av_log(s->avctx, AV_LOG_DEBUG, "attempting to change resolution to %dx%d\n", new_w, new_h);
if (av_image_check_size(new_w, new_h, 0, s->avctx) < 0)
return -1;
ff_MPV_common_end(s);
// attempt to keep aspect during typical resolution switches
if (!old_aspect.num)
old_aspect = (AVRational){1, 1};
if (2 * new_w * s->height == new_h * s->width)
s->avctx->sample_aspect_ratio = av_mul_q(old_aspect, (AVRational){2, 1});
if (new_w * s->height == 2 * new_h * s->width)
s->avctx->sample_aspect_ratio = av_mul_q(old_aspect, (AVRational){1, 2});
avcodec_set_dimensions(s->avctx, new_w, new_h);
s->width = new_w;
s->height = new_h;
if (ff_MPV_common_init(s) < 0)
return -1;
}
if(s->avctx->debug & FF_DEBUG_PICT_INFO){
av_log(s->avctx, AV_LOG_DEBUG, "F %d/%d\n", f, rpr_bits);
}
}
if (av_image_check_size(s->width, s->height, 0, s->avctx) < 0)
return AVERROR_INVALIDDATA;
mb_pos = ff_h263_decode_mba(s);
seq |= s->time &~0x7FFF;
if(seq - s->time > 0x4000) seq -= 0x8000;
if(seq - s->time < -0x4000) seq += 0x8000;
if(seq != s->time){
if(s->pict_type!=AV_PICTURE_TYPE_B){
s->time= seq;
s->pp_time= s->time - s->last_non_b_time;
s->last_non_b_time= s->time;
}else{
s->time= seq;
s->pb_time= s->pp_time - (s->last_non_b_time - s->time);
if(s->pp_time <=s->pb_time || s->pp_time <= s->pp_time - s->pb_time || s->pp_time<=0){
av_log(s->avctx, AV_LOG_DEBUG, "messed up order, possible from seeking? skipping current b frame\n");
return FRAME_SKIPPED;
}
ff_mpeg4_init_direct_mv(s);
}
}
s->no_rounding= get_bits1(&s->gb);
if(RV_GET_MINOR_VER(rv->sub_id) <= 1 && s->pict_type == AV_PICTURE_TYPE_B)
skip_bits(&s->gb, 5); // binary decoder reads 3+2 bits here but they don't seem to be used
s->f_code = 1;
s->unrestricted_mv = 1;
s->h263_aic= s->pict_type == AV_PICTURE_TYPE_I;
// s->alt_inter_vlc=1;
// s->obmc=1;
// s->umvplus=1;
s->modified_quant=1;
if(!s->avctx->lowres)
s->loop_filter=1;
if(s->avctx->debug & FF_DEBUG_PICT_INFO){
av_log(s->avctx, AV_LOG_INFO, "num:%5d x:%2d y:%2d type:%d qscale:%2d rnd:%d\n",
seq, s->mb_x, s->mb_y, s->pict_type, s->qscale, s->no_rounding);
}
av_assert0(s->pict_type != AV_PICTURE_TYPE_B || !s->low_delay);
return s->mb_width*s->mb_height - mb_pos;
}
| 10,162 |
qemu | 294bbbb4252ab5ff42d0e2c09f209c0bd7eb9748 | 1 | void qio_channel_test_validate(QIOChannelTest *test)
{
g_assert_cmpint(memcmp(test->input,
test->output,
test->len), ==, 0);
g_assert(test->readerr == NULL);
g_assert(test->writeerr == NULL);
g_free(test->inputv);
g_free(test->outputv);
g_free(test->input);
g_free(test->output);
g_free(test);
}
| 10,163 |
qemu | 18e5eec4db96a00907eb588a2b803401637c7f67 | 1 | static void vapic_map_rom_writable(VAPICROMState *s)
{
hwaddr rom_paddr = s->rom_state_paddr & ROM_BLOCK_MASK;
MemoryRegionSection section;
MemoryRegion *as;
size_t rom_size;
uint8_t *ram;
as = sysbus_address_space(&s->busdev);
if (s->rom_mapped_writable) {
memory_region_del_subregion(as, &s->rom);
memory_region_destroy(&s->rom);
}
/* grab RAM memory region (region @rom_paddr may still be pc.rom) */
section = memory_region_find(as, 0, 1);
/* read ROM size from RAM region */
ram = memory_region_get_ram_ptr(section.mr);
rom_size = ram[rom_paddr + 2] * ROM_BLOCK_SIZE;
s->rom_size = rom_size;
/* We need to round to avoid creating subpages
* from which we cannot run code. */
rom_size += rom_paddr & ~TARGET_PAGE_MASK;
rom_paddr &= TARGET_PAGE_MASK;
rom_size = TARGET_PAGE_ALIGN(rom_size);
memory_region_init_alias(&s->rom, OBJECT(s), "kvmvapic-rom", section.mr,
rom_paddr, rom_size);
memory_region_add_subregion_overlap(as, rom_paddr, &s->rom, 1000);
s->rom_mapped_writable = true;
memory_region_unref(section.mr);
}
| 10,164 |
qemu | a2689242b10a7bbc9a952659a2a5cc04a86d10e1 | 1 | static int handle_intercept(S390CPU *cpu)
{
CPUState *cs = CPU(cpu);
struct kvm_run *run = cs->kvm_run;
int icpt_code = run->s390_sieic.icptcode;
int r = 0;
DPRINTF("intercept: 0x%x (at 0x%lx)\n", icpt_code,
(long)cs->kvm_run->psw_addr);
switch (icpt_code) {
case ICPT_INSTRUCTION:
r = handle_instruction(cpu, run);
break;
case ICPT_WAITPSW:
/* disabled wait, since enabled wait is handled in kernel */
if (s390_del_running_cpu(cpu) == 0) {
if (is_special_wait_psw(cs)) {
qemu_system_shutdown_request();
} else {
QObject *data;
data = qobject_from_jsonf("{ 'action': %s }", "pause");
monitor_protocol_event(QEVENT_GUEST_PANICKED, data);
qobject_decref(data);
vm_stop(RUN_STATE_GUEST_PANICKED);
}
}
r = EXCP_HALTED;
break;
case ICPT_CPU_STOP:
if (s390_del_running_cpu(cpu) == 0) {
qemu_system_shutdown_request();
}
r = EXCP_HALTED;
break;
case ICPT_SOFT_INTERCEPT:
fprintf(stderr, "KVM unimplemented icpt SOFT\n");
exit(1);
break;
case ICPT_IO:
fprintf(stderr, "KVM unimplemented icpt IO\n");
exit(1);
break;
default:
fprintf(stderr, "Unknown intercept code: %d\n", icpt_code);
exit(1);
break;
}
return r;
}
| 10,165 |
qemu | d70724cec84ff99ffc7f70dd567466acf228b389 | 1 | static void dump_op_count(void)
{
int i;
FILE *f;
f = fopen("/tmp/op.log", "w");
for(i = INDEX_op_end; i < NB_OPS; i++) {
fprintf(f, "%s %" PRId64 "\n", tcg_op_defs[i].name, tcg_table_op_count[i]);
}
fclose(f);
}
| 10,166 |
qemu | 19dfc44a94f759848a0f7de7378b2f8b9af6b5d0 | 1 | static void qed_check_for_leaks(QEDCheck *check)
{
BDRVQEDState *s = check->s;
size_t i;
for (i = s->header.header_size; i < check->nclusters; i++) {
if (!qed_test_bit(check->used_clusters, i)) {
check->result->leaks++;
}
}
}
| 10,167 |
qemu | d6f723b513a0c3c4e58343b7c52a2f9850861fa0 | 1 | static void test_qemu_strtol_full_max(void)
{
const char *str = g_strdup_printf("%ld", LONG_MAX);
long res;
int err;
err = qemu_strtol(str, NULL, 0, &res);
g_assert_cmpint(err, ==, 0);
g_assert_cmpint(res, ==, LONG_MAX);
}
| 10,168 |
qemu | e17a87792d4886d2a508672c1639df3c1d40f1d1 | 1 | char *spapr_get_cpu_core_type(const char *model)
{
char *core_type;
gchar **model_pieces = g_strsplit(model, ",", 2);
core_type = g_strdup_printf("%s-%s", model_pieces[0], TYPE_SPAPR_CPU_CORE);
g_strfreev(model_pieces);
/* Check whether it exists or whether we have to look up an alias name */
if (!object_class_by_name(core_type)) {
const char *realmodel;
g_free(core_type);
realmodel = ppc_cpu_lookup_alias(model);
if (realmodel) {
return spapr_get_cpu_core_type(realmodel);
}
return NULL;
}
return core_type;
}
| 10,169 |
qemu | db8a31d11d6a60f48d6817530640d75aa72a9a2f | 1 | static int get_refcount(BlockDriverState *bs, int64_t cluster_index)
{
BDRVQcowState *s = bs->opaque;
int refcount_table_index, block_index;
int64_t refcount_block_offset;
int ret;
uint16_t *refcount_block;
uint16_t refcount;
refcount_table_index = cluster_index >> (s->cluster_bits - REFCOUNT_SHIFT);
if (refcount_table_index >= s->refcount_table_size)
return 0;
refcount_block_offset =
s->refcount_table[refcount_table_index] & REFT_OFFSET_MASK;
if (!refcount_block_offset)
return 0;
ret = qcow2_cache_get(bs, s->refcount_block_cache, refcount_block_offset,
(void**) &refcount_block);
if (ret < 0) {
return ret;
}
block_index = cluster_index &
((1 << (s->cluster_bits - REFCOUNT_SHIFT)) - 1);
refcount = be16_to_cpu(refcount_block[block_index]);
ret = qcow2_cache_put(bs, s->refcount_block_cache,
(void**) &refcount_block);
if (ret < 0) {
return ret;
}
return refcount;
}
| 10,170 |
qemu | af7e9e74c6a62a5bcd911726a9e88d28b61490e0 | 1 | static void openpic_irq_raise(OpenPICState *opp, int n_CPU, IRQ_src_t *src)
{
int n_ci = IDR_CI0_SHIFT - n_CPU;
if ((opp->flags & OPENPIC_FLAG_IDE_CRIT) && (src->ide & (1 << n_ci))) {
qemu_irq_raise(opp->dst[n_CPU].irqs[OPENPIC_OUTPUT_CINT]);
} else {
qemu_irq_raise(opp->dst[n_CPU].irqs[OPENPIC_OUTPUT_INT]);
}
}
| 10,171 |
FFmpeg | 6e1a167c5564085385488b4f579e9efb987d4bfa | 1 | static int dx2_decode_slice_420(GetBitContext *gb, AVFrame *frame,
int line, int left,
uint8_t lru[3][8])
{
int x, y;
int width = frame->width;
int ystride = frame->linesize[0];
int ustride = frame->linesize[1];
int vstride = frame->linesize[2];
uint8_t *Y = frame->data[0] + ystride * line;
uint8_t *U = frame->data[1] + (ustride >> 1) * line;
uint8_t *V = frame->data[2] + (vstride >> 1) * line;
for (y = 0; y < left - 1 && get_bits_left(gb) > 16; y += 2) {
for (x = 0; x < width; x += 2) {
Y[x + 0 + 0 * ystride] = decode_sym(gb, lru[0]);
Y[x + 1 + 0 * ystride] = decode_sym(gb, lru[0]);
Y[x + 0 + 1 * ystride] = decode_sym(gb, lru[0]);
Y[x + 1 + 1 * ystride] = decode_sym(gb, lru[0]);
U[x >> 1] = decode_sym(gb, lru[1]) ^ 0x80;
V[x >> 1] = decode_sym(gb, lru[2]) ^ 0x80;
}
Y += ystride << 1;
U += ustride;
V += vstride;
}
return y;
}
| 10,172 |
FFmpeg | 2da0d70d5eebe42f9fcd27ee554419ebe2a5da06 | 1 | static inline void RENAME(bgr16ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
{
int i;
assert(src1==src2);
for(i=0; i<width; i++)
{
int d0= ((uint32_t*)src1)[i];
int dl= (d0&0x07E0F81F);
int dh= ((d0>>5)&0x07C0F83F);
int dh2= (dh>>11) + (dh<<21);
int d= dh2 + dl;
int b= d&0x7F;
int r= (d>>11)&0x7F;
int g= d>>21;
dstU[i]= ((2*RU*r + GU*g + 2*BU*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
dstV[i]= ((2*RV*r + GV*g + 2*BV*b)>>(RGB2YUV_SHIFT+1-2)) + 128;
}
}
| 10,173 |
FFmpeg | d65b9114f35c1afe2a7061f0a1ec957d33ba02b5 | 0 | static int file_close_dir(URLContext *h)
{
#if HAVE_DIRENT_H
FileContext *c = h->priv_data;
closedir(c->dir);
return 0;
#else
return AVERROR(ENOSYS);
#endif /* HAVE_DIRENT_H */
}
| 10,174 |
FFmpeg | c89658008705d949c319df3fa6f400c481ad73e1 | 0 | static int sdp_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
RTSPState *rt = s->priv_data;
RTSPStream *rtsp_st;
int size, i, err;
char *content;
char url[1024];
/* read the whole sdp file */
/* XXX: better loading */
content = av_malloc(SDP_MAX_SIZE);
size = get_buffer(s->pb, content, SDP_MAX_SIZE - 1);
if (size <= 0) {
av_free(content);
return AVERROR_INVALIDDATA;
}
content[size] ='\0';
sdp_parse(s, content);
av_free(content);
/* open each RTP stream */
for(i=0;i<rt->nb_rtsp_streams;i++) {
rtsp_st = rt->rtsp_streams[i];
snprintf(url, sizeof(url), "rtp://%s:%d?localport=%d&ttl=%d",
inet_ntoa(rtsp_st->sdp_ip),
rtsp_st->sdp_port,
rtsp_st->sdp_port,
rtsp_st->sdp_ttl);
if (url_open(&rtsp_st->rtp_handle, url, URL_RDWR) < 0) {
err = AVERROR_INVALIDDATA;
goto fail;
}
if ((err = rtsp_open_transport_ctx(s, rtsp_st)))
goto fail;
}
return 0;
fail:
rtsp_close_streams(rt);
return err;
}
| 10,176 |
FFmpeg | 1d16a1cf99488f16492b1bb48e023f4da8377e07 | 0 | static void ff_h264_idct_add16intra_mmx2(uint8_t *dst, const int *block_offset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]){
int i;
for(i=0; i<16; i++){
if(nnzc[ scan8[i] ]) ff_h264_idct_add_mmx (dst + block_offset[i], block + i*16, stride);
else if(block[i*16]) ff_h264_idct_dc_add_mmx2(dst + block_offset[i], block + i*16, stride);
}
}
| 10,177 |
FFmpeg | 1ba08c94f5bb4d1c3c2d3651b5e01edb4ce172e2 | 1 | static void floor_encode(vorbis_enc_context *venc, vorbis_enc_floor *fc,
PutBitContext *pb, uint16_t *posts,
float *floor, int samples)
{
int range = 255 / fc->multiplier + 1;
int coded[MAX_FLOOR_VALUES]; // first 2 values are unused
int i, counter;
put_bits(pb, 1, 1); // non zero
put_bits(pb, ilog(range - 1), posts[0]);
put_bits(pb, ilog(range - 1), posts[1]);
coded[0] = coded[1] = 1;
for (i = 2; i < fc->values; i++) {
int predicted = render_point(fc->list[fc->list[i].low].x,
posts[fc->list[i].low],
fc->list[fc->list[i].high].x,
posts[fc->list[i].high],
fc->list[i].x);
int highroom = range - predicted;
int lowroom = predicted;
int room = FFMIN(highroom, lowroom);
if (predicted == posts[i]) {
coded[i] = 0; // must be used later as flag!
continue;
} else {
if (!coded[fc->list[i].low ])
coded[fc->list[i].low ] = -1;
if (!coded[fc->list[i].high])
coded[fc->list[i].high] = -1;
}
if (posts[i] > predicted) {
if (posts[i] - predicted > room)
coded[i] = posts[i] - predicted + lowroom;
else
coded[i] = (posts[i] - predicted) << 1;
} else {
if (predicted - posts[i] > room)
coded[i] = predicted - posts[i] + highroom - 1;
else
coded[i] = ((predicted - posts[i]) << 1) - 1;
}
}
counter = 2;
for (i = 0; i < fc->partitions; i++) {
vorbis_enc_floor_class * c = &fc->classes[fc->partition_to_class[i]];
int k, cval = 0, csub = 1<<c->subclass;
if (c->subclass) {
vorbis_enc_codebook * book = &venc->codebooks[c->masterbook];
int cshift = 0;
for (k = 0; k < c->dim; k++) {
int l;
for (l = 0; l < csub; l++) {
int maxval = 1;
if (c->books[l] != -1)
maxval = venc->codebooks[c->books[l]].nentries;
// coded could be -1, but this still works, cause that is 0
if (coded[counter + k] < maxval)
break;
}
assert(l != csub);
cval |= l << cshift;
cshift += c->subclass;
}
put_codeword(pb, book, cval);
}
for (k = 0; k < c->dim; k++) {
int book = c->books[cval & (csub-1)];
int entry = coded[counter++];
cval >>= c->subclass;
if (book == -1)
continue;
if (entry == -1)
entry = 0;
put_codeword(pb, &venc->codebooks[book], entry);
}
}
ff_vorbis_floor1_render_list(fc->list, fc->values, posts, coded,
fc->multiplier, floor, samples);
}
| 10,178 |
qemu | fdd26fca3ce66863e547560fbde1a444fc5d71b7 | 1 | void qtest_quit(QTestState *s)
{
int status;
pid_t pid = qtest_qemu_pid(s);
if (pid != -1) {
kill(pid, SIGTERM);
waitpid(pid, &status, 0);
}
unlink(s->pid_file);
unlink(s->socket_path);
unlink(s->qmp_socket_path);
g_free(s->pid_file);
g_free(s->socket_path);
g_free(s->qmp_socket_path);
} | 10,179 |
FFmpeg | 20153fb8f6ce7f482298170d2700befe898fa1cd | 1 | static void guess_mv(MpegEncContext *s){
uint8_t fixed[s->mb_stride * s->mb_height];
#define MV_FROZEN 3
#define MV_CHANGED 2
#define MV_UNCHANGED 1
const int mb_stride = s->mb_stride;
const int mb_width = s->mb_width;
const int mb_height= s->mb_height;
int i, depth, num_avail;
int mb_x, mb_y, mot_step, mot_stride;
set_mv_strides(s, &mot_step, &mot_stride);
num_avail=0;
for(i=0; i<s->mb_num; i++){
const int mb_xy= s->mb_index2xy[ i ];
int f=0;
int error= s->error_status_table[mb_xy];
if(IS_INTRA(s->current_picture.mb_type[mb_xy])) f=MV_FROZEN; //intra //FIXME check
if(!(error&MV_ERROR)) f=MV_FROZEN; //inter with undamaged MV
fixed[mb_xy]= f;
if(f==MV_FROZEN)
num_avail++;
}
if((!(s->avctx->error_concealment&FF_EC_GUESS_MVS)) || num_avail <= mb_width/2){
for(mb_y=0; mb_y<s->mb_height; mb_y++){
for(mb_x=0; mb_x<s->mb_width; mb_x++){
const int mb_xy= mb_x + mb_y*s->mb_stride;
if(IS_INTRA(s->current_picture.mb_type[mb_xy])) continue;
if(!(s->error_status_table[mb_xy]&MV_ERROR)) continue;
s->mv_dir = s->last_picture.data[0] ? MV_DIR_FORWARD : MV_DIR_BACKWARD;
s->mb_intra=0;
s->mv_type = MV_TYPE_16X16;
s->mb_skipped=0;
s->dsp.clear_blocks(s->block[0]);
s->mb_x= mb_x;
s->mb_y= mb_y;
s->mv[0][0][0]= 0;
s->mv[0][0][1]= 0;
decode_mb(s, 0);
}
}
return;
}
for(depth=0;; depth++){
int changed, pass, none_left;
none_left=1;
changed=1;
for(pass=0; (changed || pass<2) && pass<10; pass++){
int mb_x, mb_y;
int score_sum=0;
changed=0;
for(mb_y=0; mb_y<s->mb_height; mb_y++){
for(mb_x=0; mb_x<s->mb_width; mb_x++){
const int mb_xy= mb_x + mb_y*s->mb_stride;
int mv_predictor[8][2]={{0}};
int ref[8]={0};
int pred_count=0;
int j;
int best_score=256*256*256*64;
int best_pred=0;
const int mot_index= (mb_x + mb_y*mot_stride) * mot_step;
int prev_x, prev_y, prev_ref;
if((mb_x^mb_y^pass)&1) continue;
if(fixed[mb_xy]==MV_FROZEN) continue;
assert(!IS_INTRA(s->current_picture.mb_type[mb_xy]));
assert(s->last_picture_ptr && s->last_picture_ptr->data[0]);
j=0;
if(mb_x>0 && fixed[mb_xy-1 ]==MV_FROZEN) j=1;
if(mb_x+1<mb_width && fixed[mb_xy+1 ]==MV_FROZEN) j=1;
if(mb_y>0 && fixed[mb_xy-mb_stride]==MV_FROZEN) j=1;
if(mb_y+1<mb_height && fixed[mb_xy+mb_stride]==MV_FROZEN) j=1;
if(j==0) continue;
j=0;
if(mb_x>0 && fixed[mb_xy-1 ]==MV_CHANGED) j=1;
if(mb_x+1<mb_width && fixed[mb_xy+1 ]==MV_CHANGED) j=1;
if(mb_y>0 && fixed[mb_xy-mb_stride]==MV_CHANGED) j=1;
if(mb_y+1<mb_height && fixed[mb_xy+mb_stride]==MV_CHANGED) j=1;
if(j==0 && pass>1) continue;
none_left=0;
if(mb_x>0 && fixed[mb_xy-1]){
mv_predictor[pred_count][0]= s->current_picture.motion_val[0][mot_index - mot_step][0];
mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index - mot_step][1];
ref [pred_count] = s->current_picture.ref_index[0][4*(mb_xy-1)];
pred_count++;
}
if(mb_x+1<mb_width && fixed[mb_xy+1]){
mv_predictor[pred_count][0]= s->current_picture.motion_val[0][mot_index + mot_step][0];
mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index + mot_step][1];
ref [pred_count] = s->current_picture.ref_index[0][4*(mb_xy+1)];
pred_count++;
}
if(mb_y>0 && fixed[mb_xy-mb_stride]){
mv_predictor[pred_count][0]= s->current_picture.motion_val[0][mot_index - mot_stride*mot_step][0];
mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index - mot_stride*mot_step][1];
ref [pred_count] = s->current_picture.ref_index[0][4*(mb_xy-s->mb_stride)];
pred_count++;
}
if(mb_y+1<mb_height && fixed[mb_xy+mb_stride]){
mv_predictor[pred_count][0]= s->current_picture.motion_val[0][mot_index + mot_stride*mot_step][0];
mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index + mot_stride*mot_step][1];
ref [pred_count] = s->current_picture.ref_index[0][4*(mb_xy+s->mb_stride)];
pred_count++;
}
if(pred_count==0) continue;
if(pred_count>1){
int sum_x=0, sum_y=0, sum_r=0;
int max_x, max_y, min_x, min_y, max_r, min_r;
for(j=0; j<pred_count; j++){
sum_x+= mv_predictor[j][0];
sum_y+= mv_predictor[j][1];
sum_r+= ref[j];
if(j && ref[j] != ref[j-1])
goto skip_mean_and_median;
}
/* mean */
mv_predictor[pred_count][0] = sum_x/j;
mv_predictor[pred_count][1] = sum_y/j;
ref [pred_count] = sum_r/j;
/* median */
if(pred_count>=3){
min_y= min_x= min_r= 99999;
max_y= max_x= max_r=-99999;
}else{
min_x=min_y=max_x=max_y=min_r=max_r=0;
}
for(j=0; j<pred_count; j++){
max_x= FFMAX(max_x, mv_predictor[j][0]);
max_y= FFMAX(max_y, mv_predictor[j][1]);
max_r= FFMAX(max_r, ref[j]);
min_x= FFMIN(min_x, mv_predictor[j][0]);
min_y= FFMIN(min_y, mv_predictor[j][1]);
min_r= FFMIN(min_r, ref[j]);
}
mv_predictor[pred_count+1][0] = sum_x - max_x - min_x;
mv_predictor[pred_count+1][1] = sum_y - max_y - min_y;
ref [pred_count+1] = sum_r - max_r - min_r;
if(pred_count==4){
mv_predictor[pred_count+1][0] /= 2;
mv_predictor[pred_count+1][1] /= 2;
ref [pred_count+1] /= 2;
}
pred_count+=2;
}
skip_mean_and_median:
/* zero MV */
pred_count++;
if (!fixed[mb_xy]) {
if (s->avctx->codec_id == CODEC_ID_H264) {
// FIXME
} else {
ff_thread_await_progress((AVFrame *) s->last_picture_ptr,
mb_y, 0);
}
if (!s->last_picture.motion_val[0] ||
!s->last_picture.ref_index[0])
goto skip_last_mv;
prev_x = s->last_picture.motion_val[0][mot_index][0];
prev_y = s->last_picture.motion_val[0][mot_index][1];
prev_ref = s->last_picture.ref_index[0][4*mb_xy];
} else {
prev_x = s->current_picture.motion_val[0][mot_index][0];
prev_y = s->current_picture.motion_val[0][mot_index][1];
prev_ref = s->current_picture.ref_index[0][4*mb_xy];
}
/* last MV */
mv_predictor[pred_count][0]= prev_x;
mv_predictor[pred_count][1]= prev_y;
ref [pred_count] = prev_ref;
pred_count++;
s->mv_dir = MV_DIR_FORWARD;
s->mb_intra=0;
s->mv_type = MV_TYPE_16X16;
s->mb_skipped=0;
s->dsp.clear_blocks(s->block[0]);
s->mb_x= mb_x;
s->mb_y= mb_y;
for(j=0; j<pred_count; j++){
int score=0;
uint8_t *src= s->current_picture.data[0] + mb_x*16 + mb_y*16*s->linesize;
s->current_picture.motion_val[0][mot_index][0]= s->mv[0][0][0]= mv_predictor[j][0];
s->current_picture.motion_val[0][mot_index][1]= s->mv[0][0][1]= mv_predictor[j][1];
if(ref[j]<0) //predictor intra or otherwise not available
continue;
decode_mb(s, ref[j]);
if(mb_x>0 && fixed[mb_xy-1]){
int k;
for(k=0; k<16; k++)
score += FFABS(src[k*s->linesize-1 ]-src[k*s->linesize ]);
}
if(mb_x+1<mb_width && fixed[mb_xy+1]){
int k;
for(k=0; k<16; k++)
score += FFABS(src[k*s->linesize+15]-src[k*s->linesize+16]);
}
if(mb_y>0 && fixed[mb_xy-mb_stride]){
int k;
for(k=0; k<16; k++)
score += FFABS(src[k-s->linesize ]-src[k ]);
}
if(mb_y+1<mb_height && fixed[mb_xy+mb_stride]){
int k;
for(k=0; k<16; k++)
score += FFABS(src[k+s->linesize*15]-src[k+s->linesize*16]);
}
if(score <= best_score){ // <= will favor the last MV
best_score= score;
best_pred= j;
}
}
score_sum+= best_score;
s->mv[0][0][0]= mv_predictor[best_pred][0];
s->mv[0][0][1]= mv_predictor[best_pred][1];
for(i=0; i<mot_step; i++)
for(j=0; j<mot_step; j++){
s->current_picture.motion_val[0][mot_index+i+j*mot_stride][0]= s->mv[0][0][0];
s->current_picture.motion_val[0][mot_index+i+j*mot_stride][1]= s->mv[0][0][1];
}
decode_mb(s, ref[best_pred]);
if(s->mv[0][0][0] != prev_x || s->mv[0][0][1] != prev_y){
fixed[mb_xy]=MV_CHANGED;
changed++;
}else
fixed[mb_xy]=MV_UNCHANGED;
}
}
// printf(".%d/%d", changed, score_sum); fflush(stdout);
}
if(none_left)
return;
for(i=0; i<s->mb_num; i++){
int mb_xy= s->mb_index2xy[i];
if(fixed[mb_xy])
fixed[mb_xy]=MV_FROZEN;
}
// printf(":"); fflush(stdout);
}
} | 10,181 |
qemu | 1b435b10324fe9937f254bb00718f78d5e50837a | 1 | void qemu_bh_delete(QEMUBH *bh)
{
qemu_bh_cancel(bh);
qemu_free(bh);
}
| 10,182 |
FFmpeg | 6c3d6a214c6a5b0a7e9c4aa1990d1c5b290806d5 | 1 | static int read_var_block_data(ALSDecContext *ctx, ALSBlockData *bd)
{
ALSSpecificConfig *sconf = &ctx->sconf;
AVCodecContext *avctx = ctx->avctx;
GetBitContext *gb = &ctx->gb;
unsigned int k;
unsigned int s[8];
unsigned int sx[8];
unsigned int sub_blocks, log2_sub_blocks, sb_length;
unsigned int start = 0;
unsigned int opt_order;
int sb;
int32_t *quant_cof = bd->quant_cof;
int32_t *current_res;
// ensure variable block decoding by reusing this field
*bd->const_block = 0;
*bd->opt_order = 1;
bd->js_blocks = get_bits1(gb);
opt_order = *bd->opt_order;
// determine the number of subblocks for entropy decoding
if (!sconf->bgmc && !sconf->sb_part) {
log2_sub_blocks = 0;
} else {
if (sconf->bgmc && sconf->sb_part)
log2_sub_blocks = get_bits(gb, 2);
else
log2_sub_blocks = 2 * get_bits1(gb);
sub_blocks = 1 << log2_sub_blocks;
// do not continue in case of a damaged stream since
// block_length must be evenly divisible by sub_blocks
if (bd->block_length & (sub_blocks - 1)) {
av_log(avctx, AV_LOG_WARNING,
"Block length is not evenly divisible by the number of subblocks.\n");
sb_length = bd->block_length >> log2_sub_blocks;
if (sconf->bgmc) {
s[0] = get_bits(gb, 8 + (sconf->resolution > 1));
s[k] = s[k - 1] + decode_rice(gb, 2);
for (k = 0; k < sub_blocks; k++) {
sx[k] = s[k] & 0x0F;
s [k] >>= 4;
} else {
s[0] = get_bits(gb, 4 + (sconf->resolution > 1));
s[k] = s[k - 1] + decode_rice(gb, 0);
if (get_bits1(gb))
*bd->shift_lsbs = get_bits(gb, 4) + 1;
*bd->store_prev_samples = (bd->js_blocks && bd->raw_other) || *bd->shift_lsbs;
if (!sconf->rlslms) {
if (sconf->adapt_order) {
int opt_order_length = av_ceil_log2(av_clip((bd->block_length >> 3) - 1,
2, sconf->max_order + 1));
*bd->opt_order = get_bits(gb, opt_order_length);
if (*bd->opt_order > sconf->max_order) {
*bd->opt_order = sconf->max_order;
av_log(avctx, AV_LOG_ERROR, "Predictor order too large!\n");
} else {
*bd->opt_order = sconf->max_order;
opt_order = *bd->opt_order;
if (opt_order) {
int add_base;
if (sconf->coef_table == 3) {
add_base = 0x7F;
// read coefficient 0
quant_cof[0] = 32 * parcor_scaled_values[get_bits(gb, 7)];
// read coefficient 1
if (opt_order > 1)
quant_cof[1] = -32 * parcor_scaled_values[get_bits(gb, 7)];
// read coefficients 2 to opt_order
for (k = 2; k < opt_order; k++)
quant_cof[k] = get_bits(gb, 7);
} else {
int k_max;
add_base = 1;
// read coefficient 0 to 19
k_max = FFMIN(opt_order, 20);
for (k = 0; k < k_max; k++) {
int rice_param = parcor_rice_table[sconf->coef_table][k][1];
int offset = parcor_rice_table[sconf->coef_table][k][0];
quant_cof[k] = decode_rice(gb, rice_param) + offset;
if (quant_cof[k] < -64 || quant_cof[k] > 63) {
av_log(avctx, AV_LOG_ERROR, "Quantization coefficient %d is out of range!\n", quant_cof[k]);
return AVERROR_INVALIDDATA;
// read coefficients 20 to 126
k_max = FFMIN(opt_order, 127);
for (; k < k_max; k++)
quant_cof[k] = decode_rice(gb, 2) + (k & 1);
// read coefficients 127 to opt_order
for (; k < opt_order; k++)
quant_cof[k] = decode_rice(gb, 1);
quant_cof[0] = 32 * parcor_scaled_values[quant_cof[0] + 64];
if (opt_order > 1)
quant_cof[1] = -32 * parcor_scaled_values[quant_cof[1] + 64];
for (k = 2; k < opt_order; k++)
quant_cof[k] = (quant_cof[k] << 14) + (add_base << 13);
// read LTP gain and lag values
if (sconf->long_term_prediction) {
*bd->use_ltp = get_bits1(gb);
if (*bd->use_ltp) {
int r, c;
bd->ltp_gain[0] = decode_rice(gb, 1) << 3;
bd->ltp_gain[1] = decode_rice(gb, 2) << 3;
r = get_unary(gb, 0, 3);
c = get_bits(gb, 2);
bd->ltp_gain[2] = ltp_gain_values[r][c];
bd->ltp_gain[3] = decode_rice(gb, 2) << 3;
bd->ltp_gain[4] = decode_rice(gb, 1) << 3;
*bd->ltp_lag = get_bits(gb, ctx->ltp_lag_length);
*bd->ltp_lag += FFMAX(4, opt_order + 1);
// read first value and residuals in case of a random access block
if (bd->ra_block) {
if (opt_order)
bd->raw_samples[0] = decode_rice(gb, avctx->bits_per_raw_sample - 4);
if (opt_order > 1)
bd->raw_samples[1] = decode_rice(gb, FFMIN(s[0] + 3, ctx->s_max));
if (opt_order > 2)
bd->raw_samples[2] = decode_rice(gb, FFMIN(s[0] + 1, ctx->s_max));
start = FFMIN(opt_order, 3);
// read all residuals
if (sconf->bgmc) {
int delta[8];
unsigned int k [8];
unsigned int b = av_clip((av_ceil_log2(bd->block_length) - 3) >> 1, 0, 5);
unsigned int i = start;
// read most significant bits
unsigned int high;
unsigned int low;
unsigned int value;
ff_bgmc_decode_init(gb, &high, &low, &value);
current_res = bd->raw_samples + start;
for (sb = 0; sb < sub_blocks; sb++, i = 0) {
k [sb] = s[sb] > b ? s[sb] - b : 0;
delta[sb] = 5 - s[sb] + k[sb];
ff_bgmc_decode(gb, sb_length, current_res,
delta[sb], sx[sb], &high, &low, &value, ctx->bgmc_lut, ctx->bgmc_lut_status);
current_res += sb_length;
ff_bgmc_decode_end(gb);
// read least significant bits and tails
i = start;
current_res = bd->raw_samples + start;
for (sb = 0; sb < sub_blocks; sb++, i = 0) {
unsigned int cur_tail_code = tail_code[sx[sb]][delta[sb]];
unsigned int cur_k = k[sb];
unsigned int cur_s = s[sb];
for (; i < sb_length; i++) {
int32_t res = *current_res;
if (res == cur_tail_code) {
unsigned int max_msb = (2 + (sx[sb] > 2) + (sx[sb] > 10))
<< (5 - delta[sb]);
res = decode_rice(gb, cur_s);
if (res >= 0) {
res += (max_msb ) << cur_k;
} else {
res -= (max_msb - 1) << cur_k;
} else {
if (res > cur_tail_code)
res--;
if (res & 1)
res = -res;
res >>= 1;
if (cur_k) {
res <<= cur_k;
res |= get_bits_long(gb, cur_k);
*current_res++ = res;
} else {
current_res = bd->raw_samples + start;
for (sb = 0; sb < sub_blocks; sb++, start = 0)
for (; start < sb_length; start++)
*current_res++ = decode_rice(gb, s[sb]);
if (!sconf->mc_coding || ctx->js_switch)
align_get_bits(gb);
return 0;
| 10,183 |
qemu | ffa48cf5ab719e1e181e51b87bc0f5d397b791fa | 0 | void select_soundhw(const char *optarg)
{
}
| 10,184 |
qemu | 56c0269a9ec105d3848d9f900b5e38e6b35e2478 | 0 | static void cpu_exec_nocache(CPUState *cpu, int max_cycles,
TranslationBlock *orig_tb)
{
TranslationBlock *tb;
/* Should never happen.
We only end up here when an existing TB is too long. */
if (max_cycles > CF_COUNT_MASK)
max_cycles = CF_COUNT_MASK;
tb = tb_gen_code(cpu, orig_tb->pc, orig_tb->cs_base, orig_tb->flags,
max_cycles | CF_NOCACHE);
tb->orig_tb = tcg_ctx.tb_ctx.tb_invalidated_flag ? NULL : orig_tb;
cpu->current_tb = tb;
/* execute the generated code */
trace_exec_tb_nocache(tb, tb->pc);
cpu_tb_exec(cpu, tb->tc_ptr);
cpu->current_tb = NULL;
tb_phys_invalidate(tb, -1);
tb_free(tb);
}
| 10,185 |
qemu | ddb603ab6c981c1d67cb42266fc700c33e5b2d8f | 0 | static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx)
{
uint64_t mfindex;
DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid);
xfer->in_xfer = epctx->type>>2;
switch(epctx->type) {
case ET_INTR_OUT:
case ET_INTR_IN:
xfer->pkts = 0;
xfer->iso_xfer = false;
xfer->timed_xfer = true;
mfindex = xhci_mfindex_get(xhci);
xhci_calc_intr_kick(xhci, xfer, epctx, mfindex);
xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex);
if (xfer->running_retry) {
return -1;
}
break;
case ET_BULK_OUT:
case ET_BULK_IN:
xfer->pkts = 0;
xfer->iso_xfer = false;
xfer->timed_xfer = false;
break;
case ET_ISO_OUT:
case ET_ISO_IN:
xfer->pkts = 1;
xfer->iso_xfer = true;
xfer->timed_xfer = true;
mfindex = xhci_mfindex_get(xhci);
xhci_calc_iso_kick(xhci, xfer, epctx, mfindex);
xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex);
if (xfer->running_retry) {
return -1;
}
break;
default:
trace_usb_xhci_unimplemented("endpoint type", epctx->type);
return -1;
}
if (xhci_setup_packet(xfer) < 0) {
return -1;
}
usb_handle_packet(xfer->packet.ep->dev, &xfer->packet);
xhci_try_complete_packet(xfer);
if (!xfer->running_async && !xfer->running_retry) {
xhci_kick_epctx(xfer->epctx, xfer->streamid);
}
return 0;
}
| 10,186 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void nvram_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
{
M48t59State *NVRAM = opaque;
m48t59_write(NVRAM, addr, (value >> 24) & 0xff);
m48t59_write(NVRAM, addr + 1, (value >> 16) & 0xff);
m48t59_write(NVRAM, addr + 2, (value >> 8) & 0xff);
m48t59_write(NVRAM, addr + 3, value & 0xff);
}
| 10,188 |
qemu | 9445673ea67c272616b9f718396e267caa6446b7 | 0 | static QIOChannelSocket *nbd_establish_connection(SocketAddress *saddr,
Error **errp)
{
QIOChannelSocket *sioc;
Error *local_err = NULL;
sioc = qio_channel_socket_new();
qio_channel_set_name(QIO_CHANNEL(sioc), "nbd-client");
qio_channel_socket_connect_sync(sioc,
saddr,
&local_err);
if (local_err) {
error_propagate(errp, local_err);
return NULL;
}
qio_channel_set_delay(QIO_CHANNEL(sioc), false);
return sioc;
}
| 10,189 |
FFmpeg | 9f61abc8111c7c43f49ca012e957a108b9cc7610 | 0 | static int write_abst(AVFormatContext *s, OutputStream *os, int final)
{
HDSContext *c = s->priv_data;
AVIOContext *out;
char filename[1024], temp_filename[1024];
int i, ret;
int64_t asrt_pos, afrt_pos;
int start = 0, fragments;
int index = s->streams[os->first_stream]->id;
int64_t cur_media_time = 0;
if (c->window_size)
start = FFMAX(os->nb_fragments - c->window_size, 0);
fragments = os->nb_fragments - start;
if (final)
cur_media_time = os->last_ts;
else if (os->nb_fragments)
cur_media_time = os->fragments[os->nb_fragments - 1]->start_time;
snprintf(filename, sizeof(filename),
"%s/stream%d.abst", s->filename, index);
snprintf(temp_filename, sizeof(temp_filename),
"%s/stream%d.abst.tmp", s->filename, index);
ret = avio_open2(&out, temp_filename, AVIO_FLAG_WRITE,
&s->interrupt_callback, NULL);
if (ret < 0) {
av_log(s, AV_LOG_ERROR, "Unable to open %s for writing\n", temp_filename);
return ret;
}
avio_wb32(out, 0); // abst size
avio_wl32(out, MKTAG('a','b','s','t'));
avio_wb32(out, 0); // version + flags
avio_wb32(out, os->fragment_index - 1); // BootstrapinfoVersion
avio_w8(out, final ? 0 : 0x20); // profile, live, update
avio_wb32(out, 1000); // timescale
avio_wb64(out, cur_media_time);
avio_wb64(out, 0); // SmpteTimeCodeOffset
avio_w8(out, 0); // MovieIdentifer (null string)
avio_w8(out, 0); // ServerEntryCount
avio_w8(out, 0); // QualityEntryCount
avio_w8(out, 0); // DrmData (null string)
avio_w8(out, 0); // MetaData (null string)
avio_w8(out, 1); // SegmentRunTableCount
asrt_pos = avio_tell(out);
avio_wb32(out, 0); // asrt size
avio_wl32(out, MKTAG('a','s','r','t'));
avio_wb32(out, 0); // version + flags
avio_w8(out, 0); // QualityEntryCount
avio_wb32(out, 1); // SegmentRunEntryCount
avio_wb32(out, 1); // FirstSegment
avio_wb32(out, final ? (os->fragment_index - 1) : 0xffffffff); // FragmentsPerSegment
update_size(out, asrt_pos);
avio_w8(out, 1); // FragmentRunTableCount
afrt_pos = avio_tell(out);
avio_wb32(out, 0); // afrt size
avio_wl32(out, MKTAG('a','f','r','t'));
avio_wb32(out, 0); // version + flags
avio_wb32(out, 1000); // timescale
avio_w8(out, 0); // QualityEntryCount
avio_wb32(out, fragments); // FragmentRunEntryCount
for (i = start; i < os->nb_fragments; i++) {
avio_wb32(out, os->fragments[i]->n);
avio_wb64(out, os->fragments[i]->start_time);
avio_wb32(out, os->fragments[i]->duration);
}
update_size(out, afrt_pos);
update_size(out, 0);
avio_close(out);
return ff_rename(temp_filename, filename);
}
| 10,191 |
qemu | 670e56d3ed2918b3861d9216f2c0540d9e9ae0d5 | 0 | static int mptsas_process_scsi_io_request(MPTSASState *s,
MPIMsgSCSIIORequest *scsi_io,
hwaddr addr)
{
MPTSASRequest *req;
MPIMsgSCSIIOReply reply;
SCSIDevice *sdev;
int status;
mptsas_fix_scsi_io_endianness(scsi_io);
trace_mptsas_process_scsi_io_request(s, scsi_io->Bus, scsi_io->TargetID,
scsi_io->LUN[1], scsi_io->DataLength);
status = mptsas_scsi_device_find(s, scsi_io->Bus, scsi_io->TargetID,
scsi_io->LUN, &sdev);
if (status) {
goto bad;
}
req = g_new(MPTSASRequest, 1);
QTAILQ_INSERT_TAIL(&s->pending, req, next);
req->scsi_io = *scsi_io;
req->dev = s;
status = mptsas_build_sgl(s, req, addr);
if (status) {
goto free_bad;
}
if (req->qsg.size < scsi_io->DataLength) {
trace_mptsas_sgl_overflow(s, scsi_io->MsgContext, scsi_io->DataLength,
req->qsg.size);
status = MPI_IOCSTATUS_INVALID_SGL;
goto free_bad;
}
req->sreq = scsi_req_new(sdev, scsi_io->MsgContext,
scsi_io->LUN[1], scsi_io->CDB, req);
if (req->sreq->cmd.xfer > scsi_io->DataLength) {
goto overrun;
}
switch (scsi_io->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK) {
case MPI_SCSIIO_CONTROL_NODATATRANSFER:
if (req->sreq->cmd.mode != SCSI_XFER_NONE) {
goto overrun;
}
break;
case MPI_SCSIIO_CONTROL_WRITE:
if (req->sreq->cmd.mode != SCSI_XFER_TO_DEV) {
goto overrun;
}
break;
case MPI_SCSIIO_CONTROL_READ:
if (req->sreq->cmd.mode != SCSI_XFER_FROM_DEV) {
goto overrun;
}
break;
}
if (scsi_req_enqueue(req->sreq)) {
scsi_req_continue(req->sreq);
}
return 0;
overrun:
trace_mptsas_scsi_overflow(s, scsi_io->MsgContext, req->sreq->cmd.xfer,
scsi_io->DataLength);
status = MPI_IOCSTATUS_SCSI_DATA_OVERRUN;
free_bad:
mptsas_free_request(req);
bad:
memset(&reply, 0, sizeof(reply));
reply.TargetID = scsi_io->TargetID;
reply.Bus = scsi_io->Bus;
reply.MsgLength = sizeof(reply) / 4;
reply.Function = scsi_io->Function;
reply.CDBLength = scsi_io->CDBLength;
reply.SenseBufferLength = scsi_io->SenseBufferLength;
reply.MsgContext = scsi_io->MsgContext;
reply.SCSIState = MPI_SCSI_STATE_NO_SCSI_STATUS;
reply.IOCStatus = status;
mptsas_fix_scsi_io_reply_endianness(&reply);
mptsas_reply(s, (MPIDefaultReply *)&reply);
return 0;
}
| 10,195 |
qemu | 8417f904bad50021b432dfea12613345d9fb1f68 | 0 | bool s390_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
{
if (interrupt_request & CPU_INTERRUPT_HARD) {
S390CPU *cpu = S390_CPU(cs);
CPUS390XState *env = &cpu->env;
if (env->ex_value) {
/* Execution of the target insn is indivisible from
the parent EXECUTE insn. */
return false;
}
if (env->psw.mask & PSW_MASK_EXT) {
s390_cpu_do_interrupt(cs);
return true;
}
}
return false;
}
| 10,196 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | ioapic_mem_read(void *opaque, target_phys_addr_t addr, unsigned int size)
{
IOAPICCommonState *s = opaque;
int index;
uint32_t val = 0;
switch (addr & 0xff) {
case IOAPIC_IOREGSEL:
val = s->ioregsel;
break;
case IOAPIC_IOWIN:
if (size != 4) {
break;
}
switch (s->ioregsel) {
case IOAPIC_REG_ID:
val = s->id << IOAPIC_ID_SHIFT;
break;
case IOAPIC_REG_VER:
val = IOAPIC_VERSION |
((IOAPIC_NUM_PINS - 1) << IOAPIC_VER_ENTRIES_SHIFT);
break;
case IOAPIC_REG_ARB:
val = 0;
break;
default:
index = (s->ioregsel - IOAPIC_REG_REDTBL_BASE) >> 1;
if (index >= 0 && index < IOAPIC_NUM_PINS) {
if (s->ioregsel & 1) {
val = s->ioredtbl[index] >> 32;
} else {
val = s->ioredtbl[index] & 0xffffffff;
}
}
}
DPRINTF("read: %08x = %08x\n", s->ioregsel, val);
break;
}
return val;
}
| 10,197 |
qemu | fd56e0612b6454a282fa6a953fdb09281a98c589 | 0 | static void piix4_pm_machine_ready(Notifier *n, void *opaque)
{
PIIX4PMState *s = container_of(n, PIIX4PMState, machine_ready);
PCIDevice *d = PCI_DEVICE(s);
MemoryRegion *io_as = pci_address_space_io(d);
uint8_t *pci_conf;
pci_conf = d->config;
pci_conf[0x5f] = 0x10 |
(memory_region_present(io_as, 0x378) ? 0x80 : 0);
pci_conf[0x63] = 0x60;
pci_conf[0x67] = (memory_region_present(io_as, 0x3f8) ? 0x08 : 0) |
(memory_region_present(io_as, 0x2f8) ? 0x90 : 0);
if (s->use_acpi_pci_hotplug) {
pci_for_each_bus(d->bus, piix4_update_bus_hotplug, s);
} else {
piix4_update_bus_hotplug(d->bus, s);
}
}
| 10,198 |
qemu | 1d4b638ad1fc273a19d93c7d4725fecdd7e5182a | 0 | static void vnc_dpy_resize(DisplayState *ds)
{
int size_changed;
VncDisplay *vd = ds->opaque;
VncState *vs;
/* server surface */
if (!vd->server)
vd->server = qemu_mallocz(sizeof(*vd->server));
if (vd->server->data)
qemu_free(vd->server->data);
*(vd->server) = *(ds->surface);
vd->server->data = qemu_mallocz(vd->server->linesize *
vd->server->height);
/* guest surface */
if (!vd->guest.ds)
vd->guest.ds = qemu_mallocz(sizeof(*vd->guest.ds));
if (ds_get_bytes_per_pixel(ds) != vd->guest.ds->pf.bytes_per_pixel)
console_color_init(ds);
size_changed = ds_get_width(ds) != vd->guest.ds->width ||
ds_get_height(ds) != vd->guest.ds->height;
*(vd->guest.ds) = *(ds->surface);
memset(vd->guest.dirty, 0xFF, sizeof(vd->guest.dirty));
QTAILQ_FOREACH(vs, &vd->clients, next) {
vnc_colordepth(vs);
if (size_changed) {
vnc_desktop_resize(vs);
}
if (vs->vd->cursor) {
vnc_cursor_define(vs);
}
memset(vs->dirty, 0xFF, sizeof(vs->dirty));
}
}
| 10,199 |
qemu | 142e0950cfaf023a81112dc3cdfa799d769886a4 | 0 | bool hpet_find(void)
{
return object_resolve_path_type("", TYPE_HPET, NULL);
}
| 10,200 |
qemu | 30901475b91ef1f46304404ab4bfe89097f61b96 | 0 | static void gen_load_exclusive(DisasContext *s, int rt, int rt2,
TCGv_i32 addr, int size)
{
TCGv_i32 tmp = tcg_temp_new_i32();
s->is_ldex = true;
switch (size) {
case 0:
gen_aa32_ld8u(tmp, addr, get_mem_index(s));
break;
case 1:
gen_aa32_ld16u(tmp, addr, get_mem_index(s));
break;
case 2:
case 3:
gen_aa32_ld32u(tmp, addr, get_mem_index(s));
break;
default:
abort();
}
if (size == 3) {
TCGv_i32 tmp2 = tcg_temp_new_i32();
TCGv_i32 tmp3 = tcg_temp_new_i32();
tcg_gen_addi_i32(tmp2, addr, 4);
gen_aa32_ld32u(tmp3, tmp2, get_mem_index(s));
tcg_temp_free_i32(tmp2);
tcg_gen_concat_i32_i64(cpu_exclusive_val, tmp, tmp3);
store_reg(s, rt2, tmp3);
} else {
tcg_gen_extu_i32_i64(cpu_exclusive_val, tmp);
}
store_reg(s, rt, tmp);
tcg_gen_extu_i32_i64(cpu_exclusive_addr, addr);
}
| 10,201 |
FFmpeg | d1adad3cca407f493c3637e20ecd4f7124e69212 | 0 | static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_BGR24);
#else
int i;
for (i=0; i<width; i++) {
int b= src1[3*i + 0];
int g= src1[3*i + 1];
int r= src1[3*i + 2];
dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
}
#endif /* COMPILE_TEMPLATE_MMX */
assert(src1 == src2);
}
| 10,202 |
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