id
int32 0
27.3k
| func
stringlengths 26
142k
| target
bool 2
classes | project
stringclasses 2
values | commit_id
stringlengths 40
40
|
|---|---|---|---|---|
24,891 | void ff_mpeg_flush(AVCodecContext *avctx){
int i;
MpegEncContext *s = avctx->priv_data;
if(s==NULL || s->picture==NULL)
return;
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && ( s->picture[i].type == FF_BUFFER_TYPE_INTERNAL
|| s->picture[i].type == FF_BUFFER_TYPE_USER))
avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]);
}
s->current_picture_ptr = s->last_picture_ptr = s->next_picture_ptr = NULL;
s->mb_x= s->mb_y= 0;
s->parse_context.state= -1;
s->parse_context.frame_start_found= 0;
s->parse_context.overread= 0;
s->parse_context.overread_index= 0;
s->parse_context.index= 0;
s->parse_context.last_index= 0;
s->bitstream_buffer_size=0;
} | true | FFmpeg | 2d0bcfb412a618e8130fbfea15df76eb0f7dac45 |
24,892 | void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t window_size, int *pfd)
{
struct kvm_create_spapr_tce args = {
.liobn = liobn,
.window_size = window_size,
};
long len;
int fd;
void *table;
/* Must set fd to -1 so we don't try to munmap when called for
* destroying the table, which the upper layers -will- do
*/
*pfd = -1;
if (!cap_spapr_tce) {
return NULL;
}
fd = kvm_vm_ioctl(kvm_state, KVM_CREATE_SPAPR_TCE, &args);
if (fd < 0) {
fprintf(stderr, "KVM: Failed to create TCE table for liobn 0x%x\n",
liobn);
return NULL;
}
len = (window_size / SPAPR_VIO_TCE_PAGE_SIZE) * sizeof(VIOsPAPR_RTCE);
/* FIXME: round this up to page size */
table = mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
if (table == MAP_FAILED) {
fprintf(stderr, "KVM: Failed to map TCE table for liobn 0x%x\n",
liobn);
close(fd);
return NULL;
}
*pfd = fd;
return table;
}
| true | qemu | ad0ebb91cd8b5fdc4a583b03645677771f420a46 |
24,893 | long do_rt_sigreturn(CPUM68KState *env)
{
struct target_rt_sigframe *frame;
abi_ulong frame_addr = env->aregs[7] - 4;
target_sigset_t target_set;
sigset_t set;
trace_user_do_rt_sigreturn(env, frame_addr);
if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))
goto badframe;
target_to_host_sigset_internal(&set, &target_set);
set_sigmask(&set);
/* restore registers */
if (target_rt_restore_ucontext(env, &frame->uc))
goto badframe;
if (do_sigaltstack(frame_addr +
offsetof(struct target_rt_sigframe, uc.tuc_stack),
0, get_sp_from_cpustate(env)) == -EFAULT)
goto badframe;
unlock_user_struct(frame, frame_addr, 0);
return -TARGET_QEMU_ESIGRETURN;
badframe:
unlock_user_struct(frame, frame_addr, 0);
force_sig(TARGET_SIGSEGV);
return 0;
}
| true | qemu | c599d4d6d6e9bfdb64e54c33a22cb26e3496b96d |
24,894 | static BlockAIOCB *bdrv_co_aio_prw_vector(BdrvChild *child,
int64_t offset,
QEMUIOVector *qiov,
BdrvRequestFlags flags,
BlockCompletionFunc *cb,
void *opaque,
bool is_write)
{
Coroutine *co;
BlockAIOCBCoroutine *acb;
/* Matched by bdrv_co_complete's bdrv_dec_in_flight. */
bdrv_inc_in_flight(child->bs);
acb = qemu_aio_get(&bdrv_em_co_aiocb_info, child->bs, cb, opaque);
acb->child = child;
acb->need_bh = true;
acb->req.error = -EINPROGRESS;
acb->req.offset = offset;
acb->req.qiov = qiov;
acb->req.flags = flags;
acb->is_write = is_write;
co = qemu_coroutine_create(bdrv_co_do_rw, acb);
qemu_coroutine_enter(co);
bdrv_co_maybe_schedule_bh(acb);
return &acb->common;
}
| true | qemu | e92f0e1910f0655a0edd8d87c5a7262d36517a89 |
24,898 | static void ahci_port_write(AHCIState *s, int port, int offset, uint32_t val)
{
AHCIPortRegs *pr = &s->dev[port].port_regs;
DPRINTF(port, "offset: 0x%x val: 0x%x\n", offset, val);
switch (offset) {
case PORT_LST_ADDR:
pr->lst_addr = val;
map_page(s->as, &s->dev[port].lst,
((uint64_t)pr->lst_addr_hi << 32) | pr->lst_addr, 1024);
s->dev[port].cur_cmd = NULL;
break;
case PORT_LST_ADDR_HI:
pr->lst_addr_hi = val;
map_page(s->as, &s->dev[port].lst,
((uint64_t)pr->lst_addr_hi << 32) | pr->lst_addr, 1024);
s->dev[port].cur_cmd = NULL;
break;
case PORT_FIS_ADDR:
pr->fis_addr = val;
map_page(s->as, &s->dev[port].res_fis,
((uint64_t)pr->fis_addr_hi << 32) | pr->fis_addr, 256);
break;
case PORT_FIS_ADDR_HI:
pr->fis_addr_hi = val;
map_page(s->as, &s->dev[port].res_fis,
((uint64_t)pr->fis_addr_hi << 32) | pr->fis_addr, 256);
break;
case PORT_IRQ_STAT:
pr->irq_stat &= ~val;
ahci_check_irq(s);
break;
case PORT_IRQ_MASK:
pr->irq_mask = val & 0xfdc000ff;
ahci_check_irq(s);
break;
case PORT_CMD:
pr->cmd = val & ~(PORT_CMD_LIST_ON | PORT_CMD_FIS_ON);
if (pr->cmd & PORT_CMD_START) {
pr->cmd |= PORT_CMD_LIST_ON;
}
if (pr->cmd & PORT_CMD_FIS_RX) {
pr->cmd |= PORT_CMD_FIS_ON;
}
/* XXX usually the FIS would be pending on the bus here and
issuing deferred until the OS enables FIS receival.
Instead, we only submit it once - which works in most
cases, but is a hack. */
if ((pr->cmd & PORT_CMD_FIS_ON) &&
!s->dev[port].init_d2h_sent) {
ahci_init_d2h(&s->dev[port]);
s->dev[port].init_d2h_sent = true;
}
check_cmd(s, port);
break;
case PORT_TFDATA:
s->dev[port].port.ifs[0].error = (val >> 8) & 0xff;
s->dev[port].port.ifs[0].status = val & 0xff;
break;
case PORT_SIG:
pr->sig = val;
break;
case PORT_SCR_STAT:
pr->scr_stat = val;
break;
case PORT_SCR_CTL:
if (((pr->scr_ctl & AHCI_SCR_SCTL_DET) == 1) &&
((val & AHCI_SCR_SCTL_DET) == 0)) {
ahci_reset_port(s, port);
}
pr->scr_ctl = val;
break;
case PORT_SCR_ERR:
pr->scr_err &= ~val;
break;
case PORT_SCR_ACT:
/* RW1 */
pr->scr_act |= val;
break;
case PORT_CMD_ISSUE:
pr->cmd_issue |= val;
check_cmd(s, port);
break;
default:
break;
}
}
| true | qemu | fac7aa7fc2ebc26803b0a7b44b010f47ce3e1dd8 |
24,900 | static int jacosub_read_header(AVFormatContext *s)
{
AVBPrint header;
AVIOContext *pb = s->pb;
char line[JSS_MAX_LINESIZE];
JACOsubContext *jacosub = s->priv_data;
int shift_set = 0; // only the first shift matters
int merge_line = 0;
int i, ret;
AVStream *st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
avpriv_set_pts_info(st, 64, 1, 100);
st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
st->codec->codec_id = AV_CODEC_ID_JACOSUB;
jacosub->timeres = 30;
av_bprint_init(&header, 1024+FF_INPUT_BUFFER_PADDING_SIZE, 4096);
while (!avio_feof(pb)) {
int cmd_len;
const char *p = line;
int64_t pos = avio_tell(pb);
int len = ff_get_line(pb, line, sizeof(line));
p = jss_skip_whitespace(p);
/* queue timed line */
if (merge_line || timed_line(p)) {
AVPacket *sub;
sub = ff_subtitles_queue_insert(&jacosub->q, line, len, merge_line);
if (!sub)
return AVERROR(ENOMEM);
sub->pos = pos;
merge_line = len > 1 && !strcmp(&line[len - 2], "\\\n");
continue;
}
/* skip all non-compiler commands and focus on the command */
if (*p != '#')
continue;
p++;
i = get_jss_cmd(p[0]);
if (i == -1)
continue;
/* trim command + spaces */
cmd_len = strlen(cmds[i]);
if (av_strncasecmp(p, cmds[i], cmd_len) == 0)
p += cmd_len;
else
p++;
p = jss_skip_whitespace(p);
/* handle commands which affect the whole script */
switch (cmds[i][0]) {
case 'S': // SHIFT command affect the whole script...
if (!shift_set) {
jacosub->shift = get_shift(jacosub->timeres, p);
shift_set = 1;
}
av_bprintf(&header, "#S %s", p);
break;
case 'T': // ...but must be placed after TIMERES
jacosub->timeres = strtol(p, NULL, 10);
if (!jacosub->timeres)
jacosub->timeres = 30;
else
av_bprintf(&header, "#T %s", p);
break;
}
}
/* general/essential directives in the extradata */
ret = avpriv_bprint_to_extradata(st->codec, &header);
if (ret < 0)
return ret;
/* SHIFT and TIMERES affect the whole script so packet timing can only be
* done in a second pass */
for (i = 0; i < jacosub->q.nb_subs; i++) {
AVPacket *sub = &jacosub->q.subs[i];
read_ts(jacosub, sub->data, &sub->pts, &sub->duration);
}
ff_subtitles_queue_finalize(&jacosub->q);
return 0;
}
| true | FFmpeg | 8cd80b5fcbfaefdb92faa8f3ed0b7f5651f38481 |
24,901 | static int get_packet_payload_size(AVFormatContext *ctx, int stream_index,
int64_t pts, int64_t dts)
{
MpegMuxContext *s = ctx->priv_data;
int buf_index;
StreamInfo *stream;
stream = ctx->streams[stream_index]->priv_data;
buf_index = 0;
if (((s->packet_number % s->pack_header_freq) == 0)) {
/* pack header size */
if (s->is_mpeg2)
buf_index += 14;
else
buf_index += 12;
if (s->is_vcd) {
/* there is exactly one system header for each stream in a VCD MPEG,
One in the very first video packet and one in the very first
audio packet (see VCD standard p. IV-7 and IV-8).*/
if (stream->packet_number==0)
/* The system headers refer only to the stream they occur in,
so they have a constant size.*/
buf_index += 15;
} else {
if ((s->packet_number % s->system_header_freq) == 0)
buf_index += s->system_header_size;
}
}
if (s->is_vcd && stream->packet_number==0)
/* the first pack of each stream contains only the pack header,
the system header and some padding (see VCD standard p. IV-6)
Add the padding size, so that the actual payload becomes 0.*/
buf_index += s->packet_size - buf_index;
else {
/* packet header size */
buf_index += 6;
if (s->is_mpeg2)
buf_index += 3;
if (pts != AV_NOPTS_VALUE) {
if (dts != pts)
buf_index += 5 + 5;
else
buf_index += 5;
} else {
if (!s->is_mpeg2)
buf_index++;
}
if (stream->id < 0xc0) {
/* AC3/LPCM private data header */
buf_index += 4;
if (stream->id >= 0xa0) {
int n;
buf_index += 3;
/* NOTE: we round the payload size to an integer number of
LPCM samples */
n = (s->packet_size - buf_index) % stream->lpcm_align;
if (n)
buf_index += (stream->lpcm_align - n);
}
}
if (s->is_vcd && stream->id == AUDIO_ID)
/* The VCD standard demands that 20 zero bytes follow
each audio packet (see standard p. IV-8).*/
buf_index+=20;
}
return s->packet_size - buf_index;
}
| false | FFmpeg | 224944895efe6ac23e3b8f9d35abfee9f5c6c440 |
24,904 | ogm_header(AVFormatContext *s, int idx)
{
struct ogg *ogg = s->priv_data;
struct ogg_stream *os = ogg->streams + idx;
AVStream *st = s->streams[idx];
const uint8_t *p = os->buf + os->pstart;
uint64_t time_unit;
uint64_t spu;
uint32_t size;
if(!(*p & 1))
return 0;
if(*p == 1) {
p++;
if(*p == 'v'){
int tag;
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
p += 8;
tag = bytestream_get_le32(&p);
st->codec->codec_id = ff_codec_get_id(ff_codec_bmp_tags, tag);
st->codec->codec_tag = tag;
} else if (*p == 't') {
st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
st->codec->codec_id = CODEC_ID_TEXT;
p += 12;
} else {
uint8_t acid[5];
int cid;
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
p += 8;
bytestream_get_buffer(&p, acid, 4);
acid[4] = 0;
cid = strtol(acid, NULL, 16);
st->codec->codec_id = ff_codec_get_id(ff_codec_wav_tags, cid);
// our parser completely breaks AAC in Ogg
if (st->codec->codec_id != CODEC_ID_AAC)
st->need_parsing = AVSTREAM_PARSE_FULL;
}
size = bytestream_get_le32(&p);
size = FFMIN(size, os->psize);
time_unit = bytestream_get_le64(&p);
spu = bytestream_get_le64(&p);
p += 4; /* default_len */
p += 8; /* buffersize + bits_per_sample */
if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO){
st->codec->width = bytestream_get_le32(&p);
st->codec->height = bytestream_get_le32(&p);
avpriv_set_pts_info(st, 64, time_unit, spu * 10000000);
} else {
st->codec->channels = bytestream_get_le16(&p);
p += 2; /* block_align */
st->codec->bit_rate = bytestream_get_le32(&p) * 8;
st->codec->sample_rate = spu * 10000000 / time_unit;
avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
if (size >= 56 && st->codec->codec_id == CODEC_ID_AAC) {
p += 4;
size -= 4;
}
if (size > 52) {
av_assert0(FF_INPUT_BUFFER_PADDING_SIZE <= 52);
size -= 52;
st->codec->extradata_size = size;
st->codec->extradata = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
bytestream_get_buffer(&p, st->codec->extradata, size);
}
}
} else if (*p == 3) {
if (os->psize > 8)
ff_vorbis_comment(s, &st->metadata, p+7, os->psize-8);
}
return 1;
}
| true | FFmpeg | 9ed388f5985992a0a6a43fdc0b1732962b6b5619 |
24,905 | static int ape_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
AVFrame *frame = data;
const uint8_t *buf = avpkt->data;
APEContext *s = avctx->priv_data;
uint8_t *sample8;
int16_t *sample16;
int32_t *sample24;
int i, ch, ret;
int blockstodecode;
/* this should never be negative, but bad things will happen if it is, so
check it just to make sure. */
av_assert0(s->samples >= 0);
if(!s->samples){
uint32_t nblocks, offset;
int buf_size;
if (!avpkt->size) {
*got_frame_ptr = 0;
return 0;
}
if (avpkt->size < 8) {
av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
return AVERROR_INVALIDDATA;
}
buf_size = avpkt->size & ~3;
if (buf_size != avpkt->size) {
av_log(avctx, AV_LOG_WARNING, "packet size is not a multiple of 4. "
"extra bytes at the end will be skipped.\n");
}
if (s->fileversion < 3950) // previous versions overread two bytes
buf_size += 2;
av_fast_malloc(&s->data, &s->data_size, buf_size);
if (!s->data)
return AVERROR(ENOMEM);
s->dsp.bswap_buf((uint32_t*)s->data, (const uint32_t*)buf, buf_size >> 2);
memset(s->data + (buf_size & ~3), 0, buf_size & 3);
s->ptr = s->data;
s->data_end = s->data + buf_size;
nblocks = bytestream_get_be32(&s->ptr);
offset = bytestream_get_be32(&s->ptr);
if (s->fileversion >= 3900) {
if (offset > 3) {
av_log(avctx, AV_LOG_ERROR, "Incorrect offset passed\n");
s->data = NULL;
return AVERROR_INVALIDDATA;
}
if (s->data_end - s->ptr < offset) {
av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
return AVERROR_INVALIDDATA;
}
s->ptr += offset;
} else {
if ((ret = init_get_bits8(&s->gb, s->ptr, s->data_end - s->ptr)) < 0)
return ret;
if (s->fileversion > 3800)
skip_bits_long(&s->gb, offset * 8);
else
skip_bits_long(&s->gb, offset);
}
if (!nblocks || nblocks > INT_MAX) {
av_log(avctx, AV_LOG_ERROR, "Invalid sample count: %u.\n", nblocks);
return AVERROR_INVALIDDATA;
}
s->samples = nblocks;
/* Initialize the frame decoder */
if (init_frame_decoder(s) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error reading frame header\n");
return AVERROR_INVALIDDATA;
}
}
if (!s->data) {
*got_frame_ptr = 0;
return avpkt->size;
}
blockstodecode = FFMIN(s->blocks_per_loop, s->samples);
// for old files coefficients were not interleaved,
// so we need to decode all of them at once
if (s->fileversion < 3930)
blockstodecode = s->samples;
/* reallocate decoded sample buffer if needed */
av_fast_malloc(&s->decoded_buffer, &s->decoded_size,
2 * FFALIGN(blockstodecode, 8) * sizeof(*s->decoded_buffer));
if (!s->decoded_buffer)
return AVERROR(ENOMEM);
memset(s->decoded_buffer, 0, s->decoded_size);
s->decoded[0] = s->decoded_buffer;
s->decoded[1] = s->decoded_buffer + FFALIGN(blockstodecode, 8);
/* get output buffer */
frame->nb_samples = blockstodecode;
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
return ret;
s->error=0;
if ((s->channels == 1) || (s->frameflags & APE_FRAMECODE_PSEUDO_STEREO))
ape_unpack_mono(s, blockstodecode);
else
ape_unpack_stereo(s, blockstodecode);
emms_c();
if (s->error) {
s->samples=0;
av_log(avctx, AV_LOG_ERROR, "Error decoding frame\n");
return AVERROR_INVALIDDATA;
}
switch (s->bps) {
case 8:
for (ch = 0; ch < s->channels; ch++) {
sample8 = (uint8_t *)frame->data[ch];
for (i = 0; i < blockstodecode; i++)
*sample8++ = (s->decoded[ch][i] + 0x80) & 0xff;
}
break;
case 16:
for (ch = 0; ch < s->channels; ch++) {
sample16 = (int16_t *)frame->data[ch];
for (i = 0; i < blockstodecode; i++)
*sample16++ = s->decoded[ch][i];
}
break;
case 24:
for (ch = 0; ch < s->channels; ch++) {
sample24 = (int32_t *)frame->data[ch];
for (i = 0; i < blockstodecode; i++)
*sample24++ = s->decoded[ch][i] << 8;
}
break;
}
s->samples -= blockstodecode;
*got_frame_ptr = 1;
return !s->samples ? avpkt->size : 0;
}
| true | FFmpeg | 99978320c0dcf16c34bdba19ff8f0cd61628cc41 |
24,906 | e1000_receive_iov(NetClientState *nc, const struct iovec *iov, int iovcnt)
{
E1000State *s = qemu_get_nic_opaque(nc);
PCIDevice *d = PCI_DEVICE(s);
struct e1000_rx_desc desc;
dma_addr_t base;
unsigned int n, rdt;
uint32_t rdh_start;
uint16_t vlan_special = 0;
uint8_t vlan_status = 0;
uint8_t min_buf[MIN_BUF_SIZE];
struct iovec min_iov;
uint8_t *filter_buf = iov->iov_base;
size_t size = iov_size(iov, iovcnt);
size_t iov_ofs = 0;
size_t desc_offset;
size_t desc_size;
size_t total_size;
static const int PRCregs[6] = { PRC64, PRC127, PRC255, PRC511,
PRC1023, PRC1522 };
if (!(s->mac_reg[STATUS] & E1000_STATUS_LU)) {
return -1;
}
if (!(s->mac_reg[RCTL] & E1000_RCTL_EN)) {
return -1;
}
/* Pad to minimum Ethernet frame length */
if (size < sizeof(min_buf)) {
iov_to_buf(iov, iovcnt, 0, min_buf, size);
memset(&min_buf[size], 0, sizeof(min_buf) - size);
inc_reg_if_not_full(s, RUC);
min_iov.iov_base = filter_buf = min_buf;
min_iov.iov_len = size = sizeof(min_buf);
iovcnt = 1;
iov = &min_iov;
} else if (iov->iov_len < MAXIMUM_ETHERNET_HDR_LEN) {
/* This is very unlikely, but may happen. */
iov_to_buf(iov, iovcnt, 0, min_buf, MAXIMUM_ETHERNET_HDR_LEN);
filter_buf = min_buf;
}
/* Discard oversized packets if !LPE and !SBP. */
if ((size > MAXIMUM_ETHERNET_LPE_SIZE ||
(size > MAXIMUM_ETHERNET_VLAN_SIZE
&& !(s->mac_reg[RCTL] & E1000_RCTL_LPE)))
&& !(s->mac_reg[RCTL] & E1000_RCTL_SBP)) {
inc_reg_if_not_full(s, ROC);
return size;
}
if (!receive_filter(s, filter_buf, size)) {
return size;
}
if (vlan_enabled(s) && is_vlan_packet(s, filter_buf)) {
vlan_special = cpu_to_le16(be16_to_cpup((uint16_t *)(filter_buf
+ 14)));
iov_ofs = 4;
if (filter_buf == iov->iov_base) {
memmove(filter_buf + 4, filter_buf, 12);
} else {
iov_from_buf(iov, iovcnt, 4, filter_buf, 12);
while (iov->iov_len <= iov_ofs) {
iov_ofs -= iov->iov_len;
iov++;
}
}
vlan_status = E1000_RXD_STAT_VP;
size -= 4;
}
rdh_start = s->mac_reg[RDH];
desc_offset = 0;
total_size = size + fcs_len(s);
if (!e1000_has_rxbufs(s, total_size)) {
set_ics(s, 0, E1000_ICS_RXO);
return -1;
}
do {
desc_size = total_size - desc_offset;
if (desc_size > s->rxbuf_size) {
desc_size = s->rxbuf_size;
}
base = rx_desc_base(s) + sizeof(desc) * s->mac_reg[RDH];
pci_dma_read(d, base, &desc, sizeof(desc));
desc.special = vlan_special;
desc.status |= (vlan_status | E1000_RXD_STAT_DD);
if (desc.buffer_addr) {
if (desc_offset < size) {
size_t iov_copy;
hwaddr ba = le64_to_cpu(desc.buffer_addr);
size_t copy_size = size - desc_offset;
if (copy_size > s->rxbuf_size) {
copy_size = s->rxbuf_size;
}
do {
iov_copy = MIN(copy_size, iov->iov_len - iov_ofs);
pci_dma_write(d, ba, iov->iov_base + iov_ofs, iov_copy);
copy_size -= iov_copy;
ba += iov_copy;
iov_ofs += iov_copy;
if (iov_ofs == iov->iov_len) {
iov++;
iov_ofs = 0;
}
} while (copy_size);
}
desc_offset += desc_size;
desc.length = cpu_to_le16(desc_size);
if (desc_offset >= total_size) {
desc.status |= E1000_RXD_STAT_EOP | E1000_RXD_STAT_IXSM;
} else {
/* Guest zeroing out status is not a hardware requirement.
Clear EOP in case guest didn't do it. */
desc.status &= ~E1000_RXD_STAT_EOP;
}
} else { // as per intel docs; skip descriptors with null buf addr
DBGOUT(RX, "Null RX descriptor!!\n");
}
pci_dma_write(d, base, &desc, sizeof(desc));
if (++s->mac_reg[RDH] * sizeof(desc) >= s->mac_reg[RDLEN])
s->mac_reg[RDH] = 0;
/* see comment in start_xmit; same here */
if (s->mac_reg[RDH] == rdh_start) {
DBGOUT(RXERR, "RDH wraparound @%x, RDT %x, RDLEN %x\n",
rdh_start, s->mac_reg[RDT], s->mac_reg[RDLEN]);
set_ics(s, 0, E1000_ICS_RXO);
return -1;
}
} while (desc_offset < total_size);
increase_size_stats(s, PRCregs, total_size);
inc_reg_if_not_full(s, TPR);
s->mac_reg[GPRC] = s->mac_reg[TPR];
/* TOR - Total Octets Received:
* This register includes bytes received in a packet from the <Destination
* Address> field through the <CRC> field, inclusively.
* Always include FCS length (4) in size.
*/
grow_8reg_if_not_full(s, TORL, size+4);
s->mac_reg[GORCL] = s->mac_reg[TORL];
s->mac_reg[GORCH] = s->mac_reg[TORH];
n = E1000_ICS_RXT0;
if ((rdt = s->mac_reg[RDT]) < s->mac_reg[RDH])
rdt += s->mac_reg[RDLEN] / sizeof(desc);
if (((rdt - s->mac_reg[RDH]) * sizeof(desc)) <= s->mac_reg[RDLEN] >>
s->rxbuf_min_shift)
n |= E1000_ICS_RXDMT0;
set_ics(s, 0, n);
return size;
}
| true | qemu | dd793a74882477ca38d49e191110c17dfee51dcc |
24,907 | static void close_peer_eventfds(IVShmemState *s, int posn)
{
int i, n;
if (!ivshmem_has_feature(s, IVSHMEM_IOEVENTFD)) {
return;
}
if (posn < 0 || posn >= s->nb_peers) {
error_report("invalid peer %d", posn);
return;
}
n = s->peers[posn].nb_eventfds;
memory_region_transaction_begin();
for (i = 0; i < n; i++) {
ivshmem_del_eventfd(s, posn, i);
}
memory_region_transaction_commit();
for (i = 0; i < n; i++) {
event_notifier_cleanup(&s->peers[posn].eventfds[i]);
}
g_free(s->peers[posn].eventfds);
s->peers[posn].nb_eventfds = 0;
}
| true | qemu | 9db51b4d64ded01536b3851a5a50e484ac2f7899 |
24,908 | static void pci_ivshmem_exit(PCIDevice *dev)
{
IVShmemState *s = IVSHMEM(dev);
int i;
fifo8_destroy(&s->incoming_fifo);
if (s->migration_blocker) {
migrate_del_blocker(s->migration_blocker);
error_free(s->migration_blocker);
}
if (s->shm_fd >= 0) {
void *addr = memory_region_get_ram_ptr(&s->ivshmem);
vmstate_unregister_ram(&s->ivshmem, DEVICE(dev));
memory_region_del_subregion(&s->bar, &s->ivshmem);
if (munmap(addr, s->ivshmem_size) == -1) {
error_report("Failed to munmap shared memory %s", strerror(errno));
}
}
if (s->eventfd_chr) {
for (i = 0; i < s->vectors; i++) {
if (s->eventfd_chr[i]) {
qemu_chr_free(s->eventfd_chr[i]);
}
}
g_free(s->eventfd_chr);
}
if (s->peers) {
for (i = 0; i < s->nb_peers; i++) {
close_peer_eventfds(s, i);
}
g_free(s->peers);
}
if (ivshmem_has_feature(s, IVSHMEM_MSI)) {
msix_uninit_exclusive_bar(dev);
}
g_free(s->eventfd_table);
}
| true | qemu | f689d2811a36894618087e1e2cc3ade78e758e94 |
24,909 | static inline void RENAME(rgb32tobgr16)(const uint8_t *src, uint8_t *dst, long src_size)
{
const uint8_t *s = src;
const uint8_t *end;
#if COMPILE_TEMPLATE_MMX
const uint8_t *mm_end;
#endif
uint16_t *d = (uint16_t *)dst;
end = s + src_size;
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(PREFETCH" %0"::"m"(*src):"memory");
__asm__ volatile(
"movq %0, %%mm7 \n\t"
"movq %1, %%mm6 \n\t"
::"m"(red_16mask),"m"(green_16mask));
mm_end = end - 15;
while (s < mm_end) {
__asm__ volatile(
PREFETCH" 32%1 \n\t"
"movd %1, %%mm0 \n\t"
"movd 4%1, %%mm3 \n\t"
"punpckldq 8%1, %%mm0 \n\t"
"punpckldq 12%1, %%mm3 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"movq %%mm3, %%mm4 \n\t"
"movq %%mm3, %%mm5 \n\t"
"psllq $8, %%mm0 \n\t"
"psllq $8, %%mm3 \n\t"
"pand %%mm7, %%mm0 \n\t"
"pand %%mm7, %%mm3 \n\t"
"psrlq $5, %%mm1 \n\t"
"psrlq $5, %%mm4 \n\t"
"pand %%mm6, %%mm1 \n\t"
"pand %%mm6, %%mm4 \n\t"
"psrlq $19, %%mm2 \n\t"
"psrlq $19, %%mm5 \n\t"
"pand %2, %%mm2 \n\t"
"pand %2, %%mm5 \n\t"
"por %%mm1, %%mm0 \n\t"
"por %%mm4, %%mm3 \n\t"
"por %%mm2, %%mm0 \n\t"
"por %%mm5, %%mm3 \n\t"
"psllq $16, %%mm3 \n\t"
"por %%mm3, %%mm0 \n\t"
MOVNTQ" %%mm0, %0 \n\t"
:"=m"(*d):"m"(*s),"m"(blue_16mask):"memory");
d += 4;
s += 16;
}
__asm__ volatile(SFENCE:::"memory");
__asm__ volatile(EMMS:::"memory");
#endif
while (s < end) {
register int rgb = *(const uint32_t*)s; s += 4;
*d++ = ((rgb&0xF8)<<8) + ((rgb&0xFC00)>>5) + ((rgb&0xF80000)>>19);
}
}
| false | FFmpeg | d1adad3cca407f493c3637e20ecd4f7124e69212 |
24,910 | static int truemotion1_decode_header(TrueMotion1Context *s)
{
int i;
int width_shift = 0;
int new_pix_fmt;
struct frame_header header;
uint8_t header_buffer[128]; /* logical maximum size of the header */
const uint8_t *sel_vector_table;
header.header_size = ((s->buf[0] >> 5) | (s->buf[0] << 3)) & 0x7f;
if (s->buf[0] < 0x10)
{
av_log(s->avctx, AV_LOG_ERROR, "invalid header size (%d)\n", s->buf[0]);
return -1;
}
/* unscramble the header bytes with a XOR operation */
memset(header_buffer, 0, 128);
for (i = 1; i < header.header_size; i++)
header_buffer[i - 1] = s->buf[i] ^ s->buf[i + 1];
header.compression = header_buffer[0];
header.deltaset = header_buffer[1];
header.vectable = header_buffer[2];
header.ysize = AV_RL16(&header_buffer[3]);
header.xsize = AV_RL16(&header_buffer[5]);
header.checksum = AV_RL16(&header_buffer[7]);
header.version = header_buffer[9];
header.header_type = header_buffer[10];
header.flags = header_buffer[11];
header.control = header_buffer[12];
/* Version 2 */
if (header.version >= 2)
{
if (header.header_type > 3)
{
av_log(s->avctx, AV_LOG_ERROR, "invalid header type (%d)\n", header.header_type);
return -1;
} else if ((header.header_type == 2) || (header.header_type == 3)) {
s->flags = header.flags;
if (!(s->flags & FLAG_INTERFRAME))
s->flags |= FLAG_KEYFRAME;
} else
s->flags = FLAG_KEYFRAME;
} else /* Version 1 */
s->flags = FLAG_KEYFRAME;
if (s->flags & FLAG_SPRITE) {
av_log(s->avctx, AV_LOG_INFO, "SPRITE frame found, please report the sample to the developers\n");
/* FIXME header.width, height, xoffset and yoffset aren't initialized */
#if 0
s->w = header.width;
s->h = header.height;
s->x = header.xoffset;
s->y = header.yoffset;
#else
return -1;
#endif
} else {
s->w = header.xsize;
s->h = header.ysize;
if (header.header_type < 2) {
if ((s->w < 213) && (s->h >= 176))
{
s->flags |= FLAG_INTERPOLATED;
av_log(s->avctx, AV_LOG_INFO, "INTERPOLATION selected, please report the sample to the developers\n");
}
}
}
if (header.compression >= 17) {
av_log(s->avctx, AV_LOG_ERROR, "invalid compression type (%d)\n", header.compression);
return -1;
}
if ((header.deltaset != s->last_deltaset) ||
(header.vectable != s->last_vectable))
select_delta_tables(s, header.deltaset);
if ((header.compression & 1) && header.header_type)
sel_vector_table = pc_tbl2;
else {
if (header.vectable < 4)
sel_vector_table = tables[header.vectable - 1];
else {
av_log(s->avctx, AV_LOG_ERROR, "invalid vector table id (%d)\n", header.vectable);
return -1;
}
}
if (compression_types[header.compression].algorithm == ALGO_RGB24H) {
new_pix_fmt = PIX_FMT_RGB32;
width_shift = 1;
} else
new_pix_fmt = PIX_FMT_RGB555; // RGB565 is supported as well
s->w >>= width_shift;
if (av_image_check_size(s->w, s->h, 0, s->avctx) < 0)
return -1;
if (s->w != s->avctx->width || s->h != s->avctx->height ||
new_pix_fmt != s->avctx->pix_fmt) {
if (s->frame.data[0])
s->avctx->release_buffer(s->avctx, &s->frame);
s->avctx->sample_aspect_ratio = (AVRational){ 1 << width_shift, 1 };
s->avctx->pix_fmt = new_pix_fmt;
avcodec_set_dimensions(s->avctx, s->w, s->h);
av_fast_malloc(&s->vert_pred, &s->vert_pred_size, s->avctx->width * sizeof(unsigned int));
}
/* There is 1 change bit per 4 pixels, so each change byte represents
* 32 pixels; divide width by 4 to obtain the number of change bits and
* then round up to the nearest byte. */
s->mb_change_bits_row_size = ((s->avctx->width >> (2 - width_shift)) + 7) >> 3;
if ((header.deltaset != s->last_deltaset) || (header.vectable != s->last_vectable))
{
if (compression_types[header.compression].algorithm == ALGO_RGB24H)
gen_vector_table24(s, sel_vector_table);
else
if (s->avctx->pix_fmt == PIX_FMT_RGB555)
gen_vector_table15(s, sel_vector_table);
else
gen_vector_table16(s, sel_vector_table);
}
/* set up pointers to the other key data chunks */
s->mb_change_bits = s->buf + header.header_size;
if (s->flags & FLAG_KEYFRAME) {
/* no change bits specified for a keyframe; only index bytes */
s->index_stream = s->mb_change_bits;
} else {
/* one change bit per 4x4 block */
s->index_stream = s->mb_change_bits +
(s->mb_change_bits_row_size * (s->avctx->height >> 2));
}
s->index_stream_size = s->size - (s->index_stream - s->buf);
s->last_deltaset = header.deltaset;
s->last_vectable = header.vectable;
s->compression = header.compression;
s->block_width = compression_types[header.compression].block_width;
s->block_height = compression_types[header.compression].block_height;
s->block_type = compression_types[header.compression].block_type;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_INFO, "tables: %d / %d c:%d %dx%d t:%d %s%s%s%s\n",
s->last_deltaset, s->last_vectable, s->compression, s->block_width,
s->block_height, s->block_type,
s->flags & FLAG_KEYFRAME ? " KEY" : "",
s->flags & FLAG_INTERFRAME ? " INTER" : "",
s->flags & FLAG_SPRITE ? " SPRITE" : "",
s->flags & FLAG_INTERPOLATED ? " INTERPOL" : "");
return header.header_size;
}
| false | FFmpeg | 8e37a1deb30c51e2e2ef5726f550b698303bc029 |
24,911 | static int opt_input_ts_scale(const char *opt, const char *arg)
{
unsigned int stream;
double scale;
char *p;
stream = strtol(arg, &p, 0);
if (*p)
p++;
scale= strtod(p, &p);
if(stream >= MAX_STREAMS)
ffmpeg_exit(1);
ts_scale = grow_array(ts_scale, sizeof(*ts_scale), &nb_ts_scale, stream + 1);
ts_scale[stream] = scale;
return 0;
}
| false | FFmpeg | c7dd3e7e43555b2922481a9242a306c5b138d69c |
24,912 | static av_always_inline int normal_limit(uint8_t *p, int stride, int E, int I)
{
LOAD_PIXELS
return simple_limit(p, stride, 2*E+I)
&& FFABS(p3-p2) <= I && FFABS(p2-p1) <= I && FFABS(p1-p0) <= I
&& FFABS(q3-q2) <= I && FFABS(q2-q1) <= I && FFABS(q1-q0) <= I;
}
| false | FFmpeg | 5245c04da332ab9585133ad55f8ec7a06d43b0b0 |
24,913 | static int mov_open_dref(AVIOContext **pb, const char *src, MOVDref *ref,
AVIOInterruptCB *int_cb, int use_absolute_path, AVFormatContext *fc)
{
/* try relative path, we do not try the absolute because it can leak information about our
system to an attacker */
if (ref->nlvl_to > 0 && ref->nlvl_from > 0) {
char filename[1024];
const char *src_path;
int i, l;
/* find a source dir */
src_path = strrchr(src, '/');
if (src_path)
src_path++;
else
src_path = src;
/* find a next level down to target */
for (i = 0, l = strlen(ref->path) - 1; l >= 0; l--)
if (ref->path[l] == '/') {
if (i == ref->nlvl_to - 1)
break;
else
i++;
}
/* compose filename if next level down to target was found */
if (i == ref->nlvl_to - 1 && src_path - src < sizeof(filename)) {
memcpy(filename, src, src_path - src);
filename[src_path - src] = 0;
for (i = 1; i < ref->nlvl_from; i++)
av_strlcat(filename, "../", sizeof(filename));
av_strlcat(filename, ref->path + l + 1, sizeof(filename));
if (!avio_open2(pb, filename, AVIO_FLAG_READ, int_cb, NULL))
return 0;
}
} else if (use_absolute_path) {
av_log(fc, AV_LOG_WARNING, "Using absolute path on user request, "
"this is a possible security issue\n");
if (!avio_open2(pb, ref->path, AVIO_FLAG_READ, int_cb, NULL))
return 0;
}
return AVERROR(ENOENT);
}
| false | FFmpeg | 8003816e1619e77d8de051883264aa090e0d78cc |
24,914 | static int swScale(SwsContext *c, const uint8_t* src[],
int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* dst[], int dstStride[])
{
/* load a few things into local vars to make the code more readable? and faster */
const int srcW= c->srcW;
const int dstW= c->dstW;
const int dstH= c->dstH;
const int chrDstW= c->chrDstW;
const int chrSrcW= c->chrSrcW;
const int lumXInc= c->lumXInc;
const int chrXInc= c->chrXInc;
const enum PixelFormat dstFormat= c->dstFormat;
const int flags= c->flags;
int16_t *vLumFilterPos= c->vLumFilterPos;
int16_t *vChrFilterPos= c->vChrFilterPos;
int16_t *hLumFilterPos= c->hLumFilterPos;
int16_t *hChrFilterPos= c->hChrFilterPos;
int16_t *vLumFilter= c->vLumFilter;
int16_t *vChrFilter= c->vChrFilter;
int16_t *hLumFilter= c->hLumFilter;
int16_t *hChrFilter= c->hChrFilter;
int32_t *lumMmxFilter= c->lumMmxFilter;
int32_t *chrMmxFilter= c->chrMmxFilter;
int32_t av_unused *alpMmxFilter= c->alpMmxFilter;
const int vLumFilterSize= c->vLumFilterSize;
const int vChrFilterSize= c->vChrFilterSize;
const int hLumFilterSize= c->hLumFilterSize;
const int hChrFilterSize= c->hChrFilterSize;
int16_t **lumPixBuf= c->lumPixBuf;
int16_t **chrUPixBuf= c->chrUPixBuf;
int16_t **chrVPixBuf= c->chrVPixBuf;
int16_t **alpPixBuf= c->alpPixBuf;
const int vLumBufSize= c->vLumBufSize;
const int vChrBufSize= c->vChrBufSize;
uint8_t *formatConvBuffer= c->formatConvBuffer;
const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;
const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
int lastDstY;
uint32_t *pal=c->pal_yuv;
yuv2planar1_fn yuv2yuv1 = c->yuv2yuv1;
yuv2planarX_fn yuv2yuvX = c->yuv2yuvX;
yuv2packed1_fn yuv2packed1 = c->yuv2packed1;
yuv2packed2_fn yuv2packed2 = c->yuv2packed2;
yuv2packedX_fn yuv2packedX = c->yuv2packedX;
/* vars which will change and which we need to store back in the context */
int dstY= c->dstY;
int lumBufIndex= c->lumBufIndex;
int chrBufIndex= c->chrBufIndex;
int lastInLumBuf= c->lastInLumBuf;
int lastInChrBuf= c->lastInChrBuf;
if (isPacked(c->srcFormat)) {
src[0]=
src[1]=
src[2]=
src[3]= src[0];
srcStride[0]=
srcStride[1]=
srcStride[2]=
srcStride[3]= srcStride[0];
}
srcStride[1]<<= c->vChrDrop;
srcStride[2]<<= c->vChrDrop;
DEBUG_BUFFERS("swScale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n",
src[0], srcStride[0], src[1], srcStride[1], src[2], srcStride[2], src[3], srcStride[3],
dst[0], dstStride[0], dst[1], dstStride[1], dst[2], dstStride[2], dst[3], dstStride[3]);
DEBUG_BUFFERS("srcSliceY: %d srcSliceH: %d dstY: %d dstH: %d\n",
srcSliceY, srcSliceH, dstY, dstH);
DEBUG_BUFFERS("vLumFilterSize: %d vLumBufSize: %d vChrFilterSize: %d vChrBufSize: %d\n",
vLumFilterSize, vLumBufSize, vChrFilterSize, vChrBufSize);
if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0) {
static int warnedAlready=0; //FIXME move this into the context perhaps
if (flags & SWS_PRINT_INFO && !warnedAlready) {
av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n"
" ->cannot do aligned memory accesses anymore\n");
warnedAlready=1;
}
}
/* Note the user might start scaling the picture in the middle so this
will not get executed. This is not really intended but works
currently, so people might do it. */
if (srcSliceY ==0) {
lumBufIndex=-1;
chrBufIndex=-1;
dstY=0;
lastInLumBuf= -1;
lastInChrBuf= -1;
}
lastDstY= dstY;
for (;dstY < dstH; dstY++) {
unsigned char *dest =dst[0]+dstStride[0]*dstY;
const int chrDstY= dstY>>c->chrDstVSubSample;
unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;
unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;
unsigned char *aDest=(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3]+dstStride[3]*dstY : NULL;
const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
const int firstLumSrcY2= vLumFilterPos[FFMIN(dstY | ((1<<c->chrDstVSubSample) - 1), dstH-1)];
const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input
int lastLumSrcY2=firstLumSrcY2+ vLumFilterSize -1; // Last line needed as input
int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input
int enough_lines;
//handle holes (FAST_BILINEAR & weird filters)
if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;
if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;
assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);
assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);
DEBUG_BUFFERS("dstY: %d\n", dstY);
DEBUG_BUFFERS("\tfirstLumSrcY: %d lastLumSrcY: %d lastInLumBuf: %d\n",
firstLumSrcY, lastLumSrcY, lastInLumBuf);
DEBUG_BUFFERS("\tfirstChrSrcY: %d lastChrSrcY: %d lastInChrBuf: %d\n",
firstChrSrcY, lastChrSrcY, lastInChrBuf);
// Do we have enough lines in this slice to output the dstY line
enough_lines = lastLumSrcY2 < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample);
if (!enough_lines) {
lastLumSrcY = srcSliceY + srcSliceH - 1;
lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1;
DEBUG_BUFFERS("buffering slice: lastLumSrcY %d lastChrSrcY %d\n",
lastLumSrcY, lastChrSrcY);
}
//Do horizontal scaling
while(lastInLumBuf < lastLumSrcY) {
const uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
const uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
lumBufIndex++;
assert(lumBufIndex < 2*vLumBufSize);
assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
assert(lastInLumBuf + 1 - srcSliceY >= 0);
hyscale(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
hLumFilter, hLumFilterPos, hLumFilterSize,
formatConvBuffer,
pal, 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
hyscale(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW,
lumXInc, hLumFilter, hLumFilterPos, hLumFilterSize,
formatConvBuffer,
pal, 1);
lastInLumBuf++;
DEBUG_BUFFERS("\t\tlumBufIndex %d: lastInLumBuf: %d\n",
lumBufIndex, lastInLumBuf);
}
while(lastInChrBuf < lastChrSrcY) {
const uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
const uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
chrBufIndex++;
assert(chrBufIndex < 2*vChrBufSize);
assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH));
assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
//FIXME replace parameters through context struct (some at least)
if (c->needs_hcscale)
hcscale(c, chrUPixBuf[chrBufIndex], chrVPixBuf[chrBufIndex],
chrDstW, src1, src2, chrSrcW, chrXInc,
hChrFilter, hChrFilterPos, hChrFilterSize,
formatConvBuffer, pal);
lastInChrBuf++;
DEBUG_BUFFERS("\t\tchrBufIndex %d: lastInChrBuf: %d\n",
chrBufIndex, lastInChrBuf);
}
//wrap buf index around to stay inside the ring buffer
if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
if (!enough_lines)
break; //we can't output a dstY line so let's try with the next slice
#if HAVE_MMX
updateMMXDitherTables(c, dstY, lumBufIndex, chrBufIndex, lastInLumBuf, lastInChrBuf);
#endif
if (dstY >= dstH-2) {
// hmm looks like we can't use MMX here without overwriting this array's tail
find_c_packed_planar_out_funcs(c, &yuv2yuv1, &yuv2yuvX,
&yuv2packed1, &yuv2packed2,
&yuv2packedX);
}
{
const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
const int16_t **chrUSrcPtr= (const int16_t **) chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
const int16_t **chrVSrcPtr= (const int16_t **) chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
if (c->yuv2yuv1 && vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12
const int16_t *lumBuf = lumSrcPtr[0];
const int16_t *chrUBuf= chrUSrcPtr[0];
const int16_t *chrVBuf= chrVSrcPtr[0];
const int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL;
yuv2yuv1(c, lumBuf, chrUBuf, chrVBuf, alpBuf, dest,
uDest, vDest, aDest, dstW, chrDstW);
} else { //General YV12
yuv2yuvX(c,
vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr,
chrVSrcPtr, vChrFilterSize,
alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
}
} else {
assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize*2);
if (c->yuv2packed1 && vLumFilterSize == 1 && vChrFilterSize == 2) { //unscaled RGB
int chrAlpha= vChrFilter[2*dstY+1];
yuv2packed1(c, *lumSrcPtr, *chrUSrcPtr, *(chrUSrcPtr+1),
*chrVSrcPtr, *(chrVSrcPtr+1),
alpPixBuf ? *alpSrcPtr : NULL,
dest, dstW, chrAlpha, dstFormat, flags, dstY);
} else if (c->yuv2packed2 && vLumFilterSize == 2 && vChrFilterSize == 2) { //bilinear upscale RGB
int lumAlpha= vLumFilter[2*dstY+1];
int chrAlpha= vChrFilter[2*dstY+1];
lumMmxFilter[2]=
lumMmxFilter[3]= vLumFilter[2*dstY ]*0x10001;
chrMmxFilter[2]=
chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;
yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrUSrcPtr, *(chrUSrcPtr+1),
*chrVSrcPtr, *(chrVSrcPtr+1),
alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,
dest, dstW, lumAlpha, chrAlpha, dstY);
} else { //general RGB
yuv2packedX(c,
vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
vChrFilter+dstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
alpSrcPtr, dest, dstW, dstY);
}
}
}
}
if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf)
fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255);
#if HAVE_MMX2
if (av_get_cpu_flags() & AV_CPU_FLAG_MMX2)
__asm__ volatile("sfence":::"memory");
#endif
emms_c();
/* store changed local vars back in the context */
c->dstY= dstY;
c->lumBufIndex= lumBufIndex;
c->chrBufIndex= chrBufIndex;
c->lastInLumBuf= lastInLumBuf;
c->lastInChrBuf= lastInChrBuf;
return dstY - lastDstY;
}
| false | FFmpeg | 13a099799e89a76eb921ca452e1b04a7a28a9855 |
24,915 | int sws_setColorspaceDetails(struct SwsContext *c, const int inv_table[4],
int srcRange, const int table[4], int dstRange,
int brightness, int contrast, int saturation)
{
const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat);
const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat);
memcpy(c->srcColorspaceTable, inv_table, sizeof(int) * 4);
memcpy(c->dstColorspaceTable, table, sizeof(int) * 4);
c->brightness = brightness;
c->contrast = contrast;
c->saturation = saturation;
c->srcRange = srcRange;
c->dstRange = dstRange;
if (isYUV(c->dstFormat) || isGray(c->dstFormat))
return -1;
c->dstFormatBpp = av_get_bits_per_pixel(desc_dst);
c->srcFormatBpp = av_get_bits_per_pixel(desc_src);
ff_yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness,
contrast, saturation);
// FIXME factorize
if (HAVE_ALTIVEC && av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC)
ff_yuv2rgb_init_tables_altivec(c, inv_table, brightness,
contrast, saturation);
return 0;
}
| false | FFmpeg | f61bece684d9685b07895508e6c1c733b5564ccf |
24,916 | static void alpha_cpu_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
CPUClass *cc = CPU_CLASS(oc);
AlphaCPUClass *acc = ALPHA_CPU_CLASS(oc);
acc->parent_realize = dc->realize;
dc->realize = alpha_cpu_realizefn;
cc->class_by_name = alpha_cpu_class_by_name;
cc->has_work = alpha_cpu_has_work;
cc->do_interrupt = alpha_cpu_do_interrupt;
cc->cpu_exec_interrupt = alpha_cpu_exec_interrupt;
cc->dump_state = alpha_cpu_dump_state;
cc->set_pc = alpha_cpu_set_pc;
cc->gdb_read_register = alpha_cpu_gdb_read_register;
cc->gdb_write_register = alpha_cpu_gdb_write_register;
#ifdef CONFIG_USER_ONLY
cc->handle_mmu_fault = alpha_cpu_handle_mmu_fault;
#else
cc->do_unassigned_access = alpha_cpu_unassigned_access;
cc->do_unaligned_access = alpha_cpu_do_unaligned_access;
cc->get_phys_page_debug = alpha_cpu_get_phys_page_debug;
dc->vmsd = &vmstate_alpha_cpu;
#endif
cc->disas_set_info = alpha_cpu_disas_set_info;
cc->gdb_num_core_regs = 67;
/*
* Reason: alpha_cpu_initfn() calls cpu_exec_init(), which saves
* the object in cpus -> dangling pointer after final
* object_unref().
*/
dc->cannot_destroy_with_object_finalize_yet = true;
}
| true | qemu | ce5b1bbf624b977a55ff7f85bb3871682d03baff |
24,917 | static void rtas_ibm_write_pci_config(sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs,
target_ulong args,
uint32_t nret, target_ulong rets)
{
uint32_t val, size, addr;
uint64_t buid = ((uint64_t)rtas_ld(args, 1) << 32) | rtas_ld(args, 2);
PCIDevice *dev = find_dev(spapr, buid, rtas_ld(args, 0));
if (!dev) {
rtas_st(rets, 0, -1);
return;
}
val = rtas_ld(args, 4);
size = rtas_ld(args, 3);
addr = rtas_pci_cfgaddr(rtas_ld(args, 0));
pci_default_write_config(dev, addr, val, size);
rtas_st(rets, 0, 0);
}
| true | qemu | c9c3c80af71dd2b7813d1ada9b14cb51df584221 |
24,919 | static int submit_stats(AVCodecContext *avctx)
{
#ifdef TH_ENCCTL_2PASS_IN
TheoraContext *h = avctx->priv_data;
int bytes;
if (!avctx->stats_in) {
av_log(avctx, AV_LOG_ERROR, "No statsfile for second pass\n");
return AVERROR(EINVAL);
h->stats_size = strlen(avctx->stats_in) * 3/4;
h->stats = av_malloc(h->stats_size);
h->stats_size = av_base64_decode(h->stats, avctx->stats_in, h->stats_size);
while (h->stats_size - h->stats_offset > 0) {
bytes = th_encode_ctl(h->t_state, TH_ENCCTL_2PASS_IN,
h->stats + h->stats_offset,
h->stats_size - h->stats_offset);
if (bytes < 0) {
av_log(avctx, AV_LOG_ERROR, "Error submitting stats\n");
return AVERROR_EXTERNAL;
if (!bytes)
return 0;
h->stats_offset += bytes;
return 0;
#else
av_log(avctx, AV_LOG_ERROR, "libtheora too old to support 2pass\n");
return AVERROR(ENOSUP);
#endif
| true | FFmpeg | 27216bf314c62125c408be1a5a79e5c9dba88e76 |
24,920 | static int encode_plane(AVCodecContext *avctx, uint8_t *src,
uint8_t *dst, int stride,
int width, int height, PutByteContext *pb)
{
UtvideoContext *c = avctx->priv_data;
uint8_t lengths[256];
uint64_t counts[256] = { 0 };
HuffEntry he[256];
uint32_t offset = 0, slice_len = 0;
int i, sstart, send = 0;
int symbol;
/* Do prediction / make planes */
switch (c->frame_pred) {
case PRED_NONE:
for (i = 0; i < c->slices; i++) {
sstart = send;
send = height * (i + 1) / c->slices;
write_plane(src + sstart * stride, dst + sstart * width,
stride, width, send - sstart);
}
break;
case PRED_LEFT:
for (i = 0; i < c->slices; i++) {
sstart = send;
send = height * (i + 1) / c->slices;
left_predict(src + sstart * stride, dst + sstart * width,
stride, width, send - sstart);
}
break;
case PRED_MEDIAN:
for (i = 0; i < c->slices; i++) {
sstart = send;
send = height * (i + 1) / c->slices;
median_predict(c, src + sstart * stride, dst + sstart * width,
stride, width, send - sstart);
}
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unknown prediction mode: %d\n",
c->frame_pred);
return AVERROR_OPTION_NOT_FOUND;
}
/* Count the usage of values */
count_usage(dst, width, height, counts);
/* Check for a special case where only one symbol was used */
for (symbol = 0; symbol < 256; symbol++) {
/* If non-zero count is found, see if it matches width * height */
if (counts[symbol]) {
/* Special case if only one symbol was used */
if (counts[symbol] == width * height) {
/*
* Write a zero for the single symbol
* used in the plane, else 0xFF.
*/
for (i = 0; i < 256; i++) {
if (i == symbol)
bytestream2_put_byte(pb, 0);
else
bytestream2_put_byte(pb, 0xFF);
}
/* Write zeroes for lengths */
for (i = 0; i < c->slices; i++)
bytestream2_put_le32(pb, 0);
/* And that's all for that plane folks */
return 0;
}
break;
}
}
/* Calculate huffman lengths */
ff_huff_gen_len_table(lengths, counts);
/*
* Write the plane's header into the output packet:
* - huffman code lengths (256 bytes)
* - slice end offsets (gotten from the slice lengths)
*/
for (i = 0; i < 256; i++) {
bytestream2_put_byte(pb, lengths[i]);
he[i].len = lengths[i];
he[i].sym = i;
}
/* Calculate the huffman codes themselves */
calculate_codes(he);
send = 0;
for (i = 0; i < c->slices; i++) {
sstart = send;
send = height * (i + 1) / c->slices;
/*
* Write the huffman codes to a buffer,
* get the offset in bits and convert to bytes.
*/
offset += write_huff_codes(dst + sstart * width, c->slice_bits,
width * (send - sstart), width,
send - sstart, he) >> 3;
slice_len = offset - slice_len;
/* Byteswap the written huffman codes */
c->dsp.bswap_buf((uint32_t *) c->slice_bits,
(uint32_t *) c->slice_bits,
slice_len >> 2);
/* Write the offset to the stream */
bytestream2_put_le32(pb, offset);
/* Seek to the data part of the packet */
bytestream2_seek_p(pb, 4 * (c->slices - i - 1) +
offset - slice_len, SEEK_CUR);
/* Write the slices' data into the output packet */
bytestream2_put_buffer(pb, c->slice_bits, slice_len);
/* Seek back to the slice offsets */
bytestream2_seek_p(pb, -4 * (c->slices - i - 1) - offset,
SEEK_CUR);
slice_len = offset;
}
/* And at the end seek to the end of written slice(s) */
bytestream2_seek_p(pb, offset, SEEK_CUR);
return 0;
}
| true | FFmpeg | 0fa26bd4703cf8ee84ae9b9859be2b4e0e77d42f |
24,922 | static int vhdx_create(const char *filename, QEMUOptionParameter *options,
Error **errp)
{
int ret = 0;
uint64_t image_size = (uint64_t) 2 * GiB;
uint32_t log_size = 1 * MiB;
uint32_t block_size = 0;
uint64_t signature;
uint64_t metadata_offset;
bool use_zero_blocks = false;
gunichar2 *creator = NULL;
glong creator_items;
BlockDriverState *bs;
const char *type = NULL;
VHDXImageType image_type;
Error *local_err = NULL;
while (options && options->name) {
if (!strcmp(options->name, BLOCK_OPT_SIZE)) {
image_size = options->value.n;
} else if (!strcmp(options->name, VHDX_BLOCK_OPT_LOG_SIZE)) {
log_size = options->value.n;
} else if (!strcmp(options->name, VHDX_BLOCK_OPT_BLOCK_SIZE)) {
block_size = options->value.n;
} else if (!strcmp(options->name, BLOCK_OPT_SUBFMT)) {
type = options->value.s;
} else if (!strcmp(options->name, VHDX_BLOCK_OPT_ZERO)) {
use_zero_blocks = options->value.n != 0;
}
options++;
}
if (image_size > VHDX_MAX_IMAGE_SIZE) {
error_setg_errno(errp, EINVAL, "Image size too large; max of 64TB");
ret = -EINVAL;
goto exit;
}
if (type == NULL) {
type = "dynamic";
}
if (!strcmp(type, "dynamic")) {
image_type = VHDX_TYPE_DYNAMIC;
} else if (!strcmp(type, "fixed")) {
image_type = VHDX_TYPE_FIXED;
} else if (!strcmp(type, "differencing")) {
error_setg_errno(errp, ENOTSUP,
"Differencing files not yet supported");
ret = -ENOTSUP;
goto exit;
} else {
ret = -EINVAL;
goto exit;
}
/* These are pretty arbitrary, and mainly designed to keep the BAT
* size reasonable to load into RAM */
if (block_size == 0) {
if (image_size > 32 * TiB) {
block_size = 64 * MiB;
} else if (image_size > (uint64_t) 100 * GiB) {
block_size = 32 * MiB;
} else if (image_size > 1 * GiB) {
block_size = 16 * MiB;
} else {
block_size = 8 * MiB;
}
}
/* make the log size close to what was specified, but must be
* min 1MB, and multiple of 1MB */
log_size = ROUND_UP(log_size, MiB);
block_size = ROUND_UP(block_size, MiB);
block_size = block_size > VHDX_BLOCK_SIZE_MAX ? VHDX_BLOCK_SIZE_MAX :
block_size;
ret = bdrv_create_file(filename, options, &local_err);
if (ret < 0) {
error_propagate(errp, local_err);
goto exit;
}
ret = bdrv_file_open(&bs, filename, NULL, NULL, BDRV_O_RDWR, &local_err);
if (ret < 0) {
error_propagate(errp, local_err);
goto exit;
}
/* Create (A) */
/* The creator field is optional, but may be useful for
* debugging / diagnostics */
creator = g_utf8_to_utf16("QEMU v" QEMU_VERSION, -1, NULL,
&creator_items, NULL);
signature = cpu_to_le64(VHDX_FILE_SIGNATURE);
bdrv_pwrite(bs, VHDX_FILE_ID_OFFSET, &signature, sizeof(signature));
if (ret < 0) {
goto delete_and_exit;
}
if (creator) {
bdrv_pwrite(bs, VHDX_FILE_ID_OFFSET + sizeof(signature), creator,
creator_items * sizeof(gunichar2));
if (ret < 0) {
goto delete_and_exit;
}
}
/* Creates (B),(C) */
ret = vhdx_create_new_headers(bs, image_size, log_size);
if (ret < 0) {
goto delete_and_exit;
}
/* Creates (D),(E),(G) explicitly. (F) created as by-product */
ret = vhdx_create_new_region_table(bs, image_size, block_size, 512,
log_size, use_zero_blocks, image_type,
&metadata_offset);
if (ret < 0) {
goto delete_and_exit;
}
/* Creates (H) */
ret = vhdx_create_new_metadata(bs, image_size, block_size, 512,
metadata_offset, image_type);
if (ret < 0) {
goto delete_and_exit;
}
delete_and_exit:
bdrv_unref(bs);
exit:
g_free(creator);
return ret;
}
| false | qemu | f50159fa9b5a0ad82e30c123643ec39a1df81d9a |
24,923 | static int zero_single_l2(BlockDriverState *bs, uint64_t offset,
uint64_t nb_clusters, int flags)
{
BDRVQcow2State *s = bs->opaque;
uint64_t *l2_table;
int l2_index;
int ret;
int i;
ret = get_cluster_table(bs, offset, &l2_table, &l2_index);
if (ret < 0) {
return ret;
}
/* Limit nb_clusters to one L2 table */
nb_clusters = MIN(nb_clusters, s->l2_size - l2_index);
assert(nb_clusters <= INT_MAX);
for (i = 0; i < nb_clusters; i++) {
uint64_t old_offset;
old_offset = be64_to_cpu(l2_table[l2_index + i]);
/* Update L2 entries */
qcow2_cache_entry_mark_dirty(bs, s->l2_table_cache, l2_table);
if (old_offset & QCOW_OFLAG_COMPRESSED || flags & BDRV_REQ_MAY_UNMAP) {
l2_table[l2_index + i] = cpu_to_be64(QCOW_OFLAG_ZERO);
qcow2_free_any_clusters(bs, old_offset, 1, QCOW2_DISCARD_REQUEST);
} else {
l2_table[l2_index + i] |= cpu_to_be64(QCOW_OFLAG_ZERO);
}
}
qcow2_cache_put(bs, s->l2_table_cache, (void **) &l2_table);
return nb_clusters;
}
| false | qemu | 06cc5e2b2d01cb778c966e1b4135062556b3b054 |
24,924 | static int megasas_dcmd_set_properties(MegasasState *s, MegasasCmd *cmd)
{
struct mfi_ctrl_props info;
size_t dcmd_size = sizeof(info);
if (cmd->iov_size < dcmd_size) {
trace_megasas_dcmd_invalid_xfer_len(cmd->index, cmd->iov_size,
dcmd_size);
return MFI_STAT_INVALID_PARAMETER;
}
dma_buf_write((uint8_t *)&info, cmd->iov_size, &cmd->qsg);
trace_megasas_dcmd_unsupported(cmd->index, cmd->iov_size);
return MFI_STAT_OK;
}
| false | qemu | 1b85898025c4cd95dce673d15e67e60e98e91731 |
24,925 | static int fd_open(BlockDriverState *bs)
{
BDRVRawState *s = bs->opaque;
int last_media_present;
if (s->type != FTYPE_FD)
return 0;
last_media_present = (s->fd >= 0);
if (s->fd >= 0 &&
(qemu_get_clock(rt_clock) - s->fd_open_time) >= FD_OPEN_TIMEOUT) {
close(s->fd);
s->fd = -1;
raw_close_fd_pool(s);
#ifdef DEBUG_FLOPPY
printf("Floppy closed\n");
#endif
}
if (s->fd < 0) {
if (s->fd_got_error &&
(qemu_get_clock(rt_clock) - s->fd_error_time) < FD_OPEN_TIMEOUT) {
#ifdef DEBUG_FLOPPY
printf("No floppy (open delayed)\n");
#endif
return -EIO;
}
s->fd = open(bs->filename, s->fd_open_flags);
if (s->fd < 0) {
s->fd_error_time = qemu_get_clock(rt_clock);
s->fd_got_error = 1;
if (last_media_present)
s->fd_media_changed = 1;
#ifdef DEBUG_FLOPPY
printf("No floppy\n");
#endif
return -EIO;
}
#ifdef DEBUG_FLOPPY
printf("Floppy opened\n");
#endif
}
if (!last_media_present)
s->fd_media_changed = 1;
s->fd_open_time = qemu_get_clock(rt_clock);
s->fd_got_error = 0;
return 0;
}
| false | qemu | 3c529d935923a70519557d420db1d5a09a65086a |
24,926 | static void qdev_print(Monitor *mon, DeviceState *dev, int indent)
{
BusState *child;
qdev_printf("dev: %s, id \"%s\"\n", dev->info->name,
dev->id ? dev->id : "");
indent += 2;
if (dev->num_gpio_in) {
qdev_printf("gpio-in %d\n", dev->num_gpio_in);
}
if (dev->num_gpio_out) {
qdev_printf("gpio-out %d\n", dev->num_gpio_out);
}
qdev_print_props(mon, dev, dev->info->props, "dev", indent);
qdev_print_props(mon, dev, dev->parent_bus->info->props, "bus", indent);
if (dev->parent_bus->info->print_dev)
dev->parent_bus->info->print_dev(mon, dev, indent);
LIST_FOREACH(child, &dev->child_bus, sibling) {
qbus_print(mon, child, indent);
}
}
| false | qemu | 72cf2d4f0e181d0d3a3122e04129c58a95da713e |
24,927 | static int qcow2_load_vmstate(BlockDriverState *bs, QEMUIOVector *qiov,
int64_t pos)
{
BDRVQcow2State *s = bs->opaque;
bool zero_beyond_eof = bs->zero_beyond_eof;
int ret;
BLKDBG_EVENT(bs->file, BLKDBG_VMSTATE_LOAD);
bs->zero_beyond_eof = false;
ret = bdrv_preadv(bs, qcow2_vm_state_offset(s) + pos, qiov);
bs->zero_beyond_eof = zero_beyond_eof;
return ret;
}
| false | qemu | 734a77584ae13d36113a7a7cd8b54beb49a8a48e |
24,928 | static av_cold int g726_encode_init(AVCodecContext *avctx)
{
G726Context* c = avctx->priv_data;
if (avctx->strict_std_compliance > FF_COMPLIANCE_UNOFFICIAL &&
avctx->sample_rate != 8000) {
av_log(avctx, AV_LOG_ERROR, "Sample rates other than 8kHz are not "
"allowed when the compliance level is higher than unofficial. "
"Resample or reduce the compliance level.\n");
return AVERROR(EINVAL);
}
av_assert0(avctx->sample_rate > 0);
if(avctx->channels != 1){
av_log(avctx, AV_LOG_ERROR, "Only mono is supported\n");
return -1;
}
if (avctx->bit_rate % avctx->sample_rate) {
av_log(avctx, AV_LOG_ERROR, "Bitrate - Samplerate combination is invalid\n");
return AVERROR(EINVAL);
}
c->code_size = (avctx->bit_rate + avctx->sample_rate/2) / avctx->sample_rate;
if (c->code_size < 2 || c->code_size > 5) {
av_log(avctx, AV_LOG_ERROR, "Invalid number of bits %d\n", c->code_size);
return AVERROR(EINVAL);
}
avctx->bits_per_coded_sample = c->code_size;
g726_reset(c, c->code_size - 2);
avctx->coded_frame = avcodec_alloc_frame();
if (!avctx->coded_frame)
return AVERROR(ENOMEM);
avctx->coded_frame->key_frame = 1;
/* select a frame size that will end on a byte boundary and have a size of
approximately 1024 bytes */
avctx->frame_size = ((int[]){ 4096, 2736, 2048, 1640 })[c->code_size - 2];
return 0;
}
| false | FFmpeg | 50969c0f46ce60a32c292b8375b4a442cc908c64 |
24,929 | int qemu_acl_insert(qemu_acl *acl,
int deny,
const char *match,
int index)
{
qemu_acl_entry *entry;
qemu_acl_entry *tmp;
int i = 0;
if (index <= 0)
return -1;
if (index >= acl->nentries)
return qemu_acl_append(acl, deny, match);
entry = qemu_malloc(sizeof(*entry));
entry->match = qemu_strdup(match);
entry->deny = deny;
TAILQ_FOREACH(tmp, &acl->entries, next) {
i++;
if (i == index) {
TAILQ_INSERT_BEFORE(tmp, entry, next);
acl->nentries++;
break;
}
}
return i;
}
| false | qemu | 72cf2d4f0e181d0d3a3122e04129c58a95da713e |
24,930 | int64_t bdrv_get_block_status(BlockDriverState *bs,
int64_t sector_num,
int nb_sectors, int *pnum,
BlockDriverState **file)
{
return bdrv_get_block_status_above(bs, backing_bs(bs),
sector_num, nb_sectors, pnum, file);
}
| false | qemu | 237d78f8fc62e62f62246883ecf62e44ed35fb80 |
24,931 | static int vmdk_probe(const uint8_t *buf, int buf_size, const char *filename)
{
uint32_t magic;
if (buf_size < 4)
return 0;
magic = be32_to_cpu(*(uint32_t *)buf);
if (magic == VMDK3_MAGIC ||
magic == VMDK4_MAGIC) {
return 100;
} else {
const char *p = (const char *)buf;
const char *end = p + buf_size;
while (p < end) {
if (*p == '#') {
/* skip comment line */
while (p < end && *p != '\n') {
p++;
}
p++;
continue;
}
if (*p == ' ') {
while (p < end && *p == ' ') {
p++;
}
/* skip '\r' if windows line endings used. */
if (p < end && *p == '\r') {
p++;
}
/* only accept blank lines before 'version=' line */
if (p == end || *p != '\n') {
return 0;
}
p++;
continue;
}
if (end - p >= strlen("version=X\n")) {
if (strncmp("version=1\n", p, strlen("version=1\n")) == 0 ||
strncmp("version=2\n", p, strlen("version=2\n")) == 0) {
return 100;
}
}
if (end - p >= strlen("version=X\r\n")) {
if (strncmp("version=1\r\n", p, strlen("version=1\r\n")) == 0 ||
strncmp("version=2\r\n", p, strlen("version=2\r\n")) == 0) {
return 100;
}
}
return 0;
}
return 0;
}
}
| false | qemu | ae261c86aaed62e7acddafab8262a2bf286d40b7 |
24,932 | static int write_elf64_note(DumpState *s)
{
Elf64_Phdr phdr;
int endian = s->dump_info.d_endian;
target_phys_addr_t begin = s->memory_offset - s->note_size;
int ret;
memset(&phdr, 0, sizeof(Elf64_Phdr));
phdr.p_type = cpu_convert_to_target32(PT_NOTE, endian);
phdr.p_offset = cpu_convert_to_target64(begin, endian);
phdr.p_paddr = 0;
phdr.p_filesz = cpu_convert_to_target64(s->note_size, endian);
phdr.p_memsz = cpu_convert_to_target64(s->note_size, endian);
phdr.p_vaddr = 0;
ret = fd_write_vmcore(&phdr, sizeof(Elf64_Phdr), s);
if (ret < 0) {
dump_error(s, "dump: failed to write program header table.\n");
return -1;
}
return 0;
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
24,934 | void bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top)
{
assert(!bdrv_requests_pending(bs_top));
assert(!bdrv_requests_pending(bs_new));
bdrv_ref(bs_top);
change_parent_backing_link(bs_top, bs_new);
bdrv_set_backing_hd(bs_new, bs_top);
bdrv_unref(bs_top);
/* bs_new is now referenced by its new parents, we don't need the
* additional reference any more. */
bdrv_unref(bs_new);
}
| false | qemu | dd65a52e4aa4a0adfedf0ed9a35da1960f359fe1 |
24,936 | static void restore_sigcontext(CPUSH4State *regs, struct target_sigcontext *sc,
target_ulong *r0_p)
{
int i;
#define COPY(x) __get_user(regs->x, &sc->sc_##x)
COPY(gregs[1]);
COPY(gregs[2]); COPY(gregs[3]);
COPY(gregs[4]); COPY(gregs[5]);
COPY(gregs[6]); COPY(gregs[7]);
COPY(gregs[8]); COPY(gregs[9]);
COPY(gregs[10]); COPY(gregs[11]);
COPY(gregs[12]); COPY(gregs[13]);
COPY(gregs[14]); COPY(gregs[15]);
COPY(gbr); COPY(mach);
COPY(macl); COPY(pr);
COPY(sr); COPY(pc);
#undef COPY
for (i=0; i<16; i++) {
__get_user(regs->fregs[i], &sc->sc_fpregs[i]);
}
__get_user(regs->fpscr, &sc->sc_fpscr);
__get_user(regs->fpul, &sc->sc_fpul);
regs->tra = -1; /* disable syscall checks */
__get_user(*r0_p, &sc->sc_gregs[0]);
}
| false | qemu | ba41249678f8c1504bf07706ddb0eda0d36cccc2 |
24,940 | static void vtd_update_iotlb(IntelIOMMUState *s, uint16_t source_id,
uint16_t domain_id, hwaddr addr, uint64_t slpte,
bool read_flags, bool write_flags)
{
VTDIOTLBEntry *entry = g_malloc(sizeof(*entry));
uint64_t *key = g_malloc(sizeof(*key));
uint64_t gfn = addr >> VTD_PAGE_SHIFT_4K;
VTD_DPRINTF(CACHE, "update iotlb sid 0x%"PRIx16 " gpa 0x%"PRIx64
" slpte 0x%"PRIx64 " did 0x%"PRIx16, source_id, addr, slpte,
domain_id);
if (g_hash_table_size(s->iotlb) >= VTD_IOTLB_MAX_SIZE) {
VTD_DPRINTF(CACHE, "iotlb exceeds size limit, forced to reset");
vtd_reset_iotlb(s);
}
entry->gfn = gfn;
entry->domain_id = domain_id;
entry->slpte = slpte;
entry->read_flags = read_flags;
entry->write_flags = write_flags;
*key = gfn | ((uint64_t)(source_id) << VTD_IOTLB_SID_SHIFT);
g_hash_table_replace(s->iotlb, key, entry);
}
| false | qemu | d66b969b0d9c8eefdcbff4b48535b0fe1501d139 |
24,941 | static void armv7m_nvic_init(SysBusDevice *dev)
{
nvic_state *s= FROM_SYSBUSGIC(nvic_state, dev);
CPUState *env;
env = qdev_get_prop_ptr(&dev->qdev, "cpu");
gic_init(&s->gic);
cpu_register_physical_memory(0xe000e000, 0x1000, s->gic.iomemtype);
s->systick.timer = qemu_new_timer(vm_clock, systick_timer_tick, s);
if (env->v7m.nvic)
hw_error("CPU can only have one NVIC\n");
env->v7m.nvic = s;
register_savevm("armv7m_nvic", -1, 1, nvic_save, nvic_load, s);
}
| false | qemu | bdb11366b9370e97fb436444c697c01fe839dc11 |
24,942 | lookup_scalar(const OptsVisitor *ov, const char *name, Error **errp)
{
if (ov->repeated_opts == NULL) {
GQueue *list;
/* the last occurrence of any QemuOpt takes effect when queried by name
*/
list = lookup_distinct(ov, name, errp);
return list ? g_queue_peek_tail(list) : NULL;
}
return g_queue_peek_head(ov->repeated_opts);
}
| false | qemu | d95704341280fc521dc2b16bbbc5858f6647e2c3 |
24,943 | static void hextile_enc_cord(uint8_t *ptr, int x, int y, int w, int h)
{
ptr[0] = ((x & 0x0F) << 4) | (y & 0x0F);
ptr[1] = (((w - 1) & 0x0F) << 4) | ((h - 1) & 0x0F);
}
| false | qemu | 245f7b51c0ea04fb2224b1127430a096c91aee70 |
24,944 | static void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
int dstWidth, const uint8_t *src,
int srcW, int xInc)
{
int16_t *filterPos = c->hLumFilterPos;
int16_t *filter = c->hLumFilter;
void *mmx2FilterCode= c->lumMmx2FilterCode;
int i;
#if defined(PIC)
uint64_t ebxsave;
#endif
#if ARCH_X86_64
uint64_t retsave;
#endif
__asm__ volatile(
#if defined(PIC)
"mov %%"REG_b", %5 \n\t"
#if ARCH_X86_64
"mov -8(%%rsp), %%"REG_a" \n\t"
"mov %%"REG_a", %6 \n\t"
#endif
#else
#if ARCH_X86_64
"mov -8(%%rsp), %%"REG_a" \n\t"
"mov %%"REG_a", %5 \n\t"
#endif
#endif
"pxor %%mm7, %%mm7 \n\t"
"mov %0, %%"REG_c" \n\t"
"mov %1, %%"REG_D" \n\t"
"mov %2, %%"REG_d" \n\t"
"mov %3, %%"REG_b" \n\t"
"xor %%"REG_a", %%"REG_a" \n\t" // i
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
#if ARCH_X86_64
#define CALL_MMX2_FILTER_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
"add %%"REG_S", %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#else
#define CALL_MMX2_FILTER_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#endif /* ARCH_X86_64 */
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
#if defined(PIC)
"mov %5, %%"REG_b" \n\t"
#if ARCH_X86_64
"mov %6, %%"REG_a" \n\t"
"mov %%"REG_a", -8(%%rsp) \n\t"
#endif
#else
#if ARCH_X86_64
"mov %5, %%"REG_a" \n\t"
"mov %%"REG_a", -8(%%rsp) \n\t"
#endif
#endif
:: "m" (src), "m" (dst), "m" (filter), "m" (filterPos),
"m" (mmx2FilterCode)
#if defined(PIC)
,"m" (ebxsave)
#endif
#if ARCH_X86_64
,"m"(retsave)
#endif
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
#if !defined(PIC)
,"%"REG_b
#endif
);
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--)
dst[i] = src[srcW-1]*128;
}
| true | FFmpeg | 2254b559cbcfc0418135f09add37c0a5866b1981 |
24,945 | static int decode_dc_progressive(MJpegDecodeContext *s, int16_t *block,
int component, int dc_index,
uint16_t *quant_matrix, int Al)
{
int val;
s->bdsp.clear_block(block);
val = mjpeg_decode_dc(s, dc_index);
if (val == 0xfffff) {
av_log(s->avctx, AV_LOG_ERROR, "error dc\n");
return AVERROR_INVALIDDATA;
}
val = (val * (quant_matrix[0] << Al)) + s->last_dc[component];
s->last_dc[component] = val;
block[0] = val;
return 0;
}
| true | FFmpeg | 40fa6a2fa2c255293a780a194eecae5df52644a1 |
24,946 | static void vga_screen_dump_common(VGAState *s, const char *filename,
int w, int h)
{
DisplayState *saved_ds, ds1, *ds = &ds1;
DisplayChangeListener dcl;
/* XXX: this is a little hackish */
vga_invalidate_display(s);
saved_ds = s->ds;
memset(ds, 0, sizeof(DisplayState));
memset(&dcl, 0, sizeof(DisplayChangeListener));
dcl.dpy_update = vga_save_dpy_update;
dcl.dpy_resize = vga_save_dpy_resize;
dcl.dpy_refresh = vga_save_dpy_refresh;
register_displaychangelistener(ds, &dcl);
ds->surface = qemu_create_displaysurface(ds, w, h);
s->ds = ds;
s->graphic_mode = -1;
vga_update_display(s);
ppm_save(filename, ds->surface);
qemu_free_displaysurface(ds);
s->ds = saved_ds;
} | true | qemu | 81f099ad3266eede194bcb80f44e9ffe1772f257 |
24,947 | static int ehci_state_execute(EHCIQueue *q)
{
EHCIPacket *p = QTAILQ_FIRST(&q->packets);
int again = 0;
assert(p != NULL);
assert(p->qtdaddr == q->qtdaddr);
if (ehci_qh_do_overlay(q) != 0) {
return -1;
}
// TODO verify enough time remains in the uframe as in 4.4.1.1
// TODO write back ptr to async list when done or out of time
// TODO Windows does not seem to ever set the MULT field
if (!q->async) {
int transactCtr = get_field(q->qh.epcap, QH_EPCAP_MULT);
if (!transactCtr) {
ehci_set_state(q->ehci, q->async, EST_HORIZONTALQH);
again = 1;
goto out;
}
}
if (q->async) {
ehci_set_usbsts(q->ehci, USBSTS_REC);
}
p->usb_status = ehci_execute(p, "process");
if (p->usb_status == USB_RET_PROCERR) {
again = -1;
goto out;
}
if (p->usb_status == USB_RET_ASYNC) {
ehci_flush_qh(q);
trace_usb_ehci_packet_action(p->queue, p, "async");
p->async = EHCI_ASYNC_INFLIGHT;
ehci_set_state(q->ehci, q->async, EST_HORIZONTALQH);
again = (ehci_fill_queue(p) == USB_RET_PROCERR) ? -1 : 1;
goto out;
}
ehci_set_state(q->ehci, q->async, EST_EXECUTING);
again = 1;
out:
return again;
}
| true | qemu | cae5d3f4b3fbe9b681c0c4046008af424bd1d6a5 |
24,948 | static void update_msix_table_msg_data(S390PCIBusDevice *pbdev, uint64_t offset,
uint64_t *data, uint8_t len)
{
uint32_t val;
uint8_t *msg_data;
if (offset % PCI_MSIX_ENTRY_SIZE != 8) {
return;
}
if (len != 4) {
DPRINTF("access msix table msg data but len is %d\n", len);
return;
}
msg_data = (uint8_t *)data - offset % PCI_MSIX_ENTRY_SIZE +
PCI_MSIX_ENTRY_VECTOR_CTRL;
val = pci_get_long(msg_data) | (pbdev->fid << ZPCI_MSI_VEC_BITS);
pci_set_long(msg_data, val);
DPRINTF("update msix msg_data to 0x%" PRIx64 "\n", *data);
}
| true | qemu | cdd85eb2804018ab46a742ebf64dc5366b9fae73 |
24,949 | static void vp7_idct_add_c(uint8_t *dst, int16_t block[16], ptrdiff_t stride)
{
int i, a1, b1, c1, d1;
int16_t tmp[16];
for (i = 0; i < 4; i++) {
a1 = (block[i * 4 + 0] + block[i * 4 + 2]) * 23170;
b1 = (block[i * 4 + 0] - block[i * 4 + 2]) * 23170;
c1 = block[i * 4 + 1] * 12540 - block[i * 4 + 3] * 30274;
d1 = block[i * 4 + 1] * 30274 + block[i * 4 + 3] * 12540;
AV_ZERO64(block + i * 4);
tmp[i * 4 + 0] = (a1 + d1) >> 14;
tmp[i * 4 + 3] = (a1 - d1) >> 14;
tmp[i * 4 + 1] = (b1 + c1) >> 14;
tmp[i * 4 + 2] = (b1 - c1) >> 14;
}
for (i = 0; i < 4; i++) {
a1 = (tmp[i + 0] + tmp[i + 8]) * 23170;
b1 = (tmp[i + 0] - tmp[i + 8]) * 23170;
c1 = tmp[i + 4] * 12540 - tmp[i + 12] * 30274;
d1 = tmp[i + 4] * 30274 + tmp[i + 12] * 12540;
dst[0 * stride + i] = av_clip_uint8(dst[0 * stride + i] +
((a1 + d1 + 0x20000) >> 18));
dst[3 * stride + i] = av_clip_uint8(dst[3 * stride + i] +
((a1 - d1 + 0x20000) >> 18));
dst[1 * stride + i] = av_clip_uint8(dst[1 * stride + i] +
((b1 + c1 + 0x20000) >> 18));
dst[2 * stride + i] = av_clip_uint8(dst[2 * stride + i] +
((b1 - c1 + 0x20000) >> 18));
}
}
| true | FFmpeg | 8824b7370a9fb72f9c699c3751a5ceb56e0cc41d |
24,951 | void ff_er_add_slice(ERContext *s, int startx, int starty,
int endx, int endy, int status)
{
const int start_i = av_clip(startx + starty * s->mb_width, 0, s->mb_num - 1);
const int end_i = av_clip(endx + endy * s->mb_width, 0, s->mb_num);
const int start_xy = s->mb_index2xy[start_i];
const int end_xy = s->mb_index2xy[end_i];
int mask = -1;
if (s->avctx->hwaccel && s->avctx->hwaccel->decode_slice)
return;
if (start_i > end_i || start_xy > end_xy) {
av_log(s->avctx, AV_LOG_ERROR,
"internal error, slice end before start\n");
return;
}
if (!s->avctx->error_concealment)
return;
mask &= ~VP_START;
if (status & (ER_AC_ERROR | ER_AC_END)) {
mask &= ~(ER_AC_ERROR | ER_AC_END);
s->error_count -= end_i - start_i + 1;
}
if (status & (ER_DC_ERROR | ER_DC_END)) {
mask &= ~(ER_DC_ERROR | ER_DC_END);
s->error_count -= end_i - start_i + 1;
}
if (status & (ER_MV_ERROR | ER_MV_END)) {
mask &= ~(ER_MV_ERROR | ER_MV_END);
s->error_count -= end_i - start_i + 1;
}
if (status & ER_MB_ERROR) {
s->error_occurred = 1;
s->error_count = INT_MAX;
}
if (mask == ~0x7F) {
memset(&s->error_status_table[start_xy], 0,
(end_xy - start_xy) * sizeof(uint8_t));
} else {
int i;
for (i = start_xy; i < end_xy; i++)
s->error_status_table[i] &= mask;
}
if (end_i == s->mb_num)
s->error_count = INT_MAX;
else {
s->error_status_table[end_xy] &= mask;
s->error_status_table[end_xy] |= status;
}
s->error_status_table[start_xy] |= VP_START;
if (start_xy > 0 && !(s->avctx->active_thread_type & FF_THREAD_SLICE) &&
er_supported(s) && s->avctx->skip_top * s->mb_width < start_i) {
int prev_status = s->error_status_table[s->mb_index2xy[start_i - 1]];
prev_status &= ~ VP_START;
if (prev_status != (ER_MV_END | ER_DC_END | ER_AC_END)) {
s->error_occurred = 1;
s->error_count = INT_MAX;
}
}
}
| true | FFmpeg | cf880ccb6a82476e1b944d5d0e742b63de21283a |
24,952 | static inline void RENAME(yuv2yuvX)(SwsContext *c, const int16_t *lumFilter,
const int16_t **lumSrc, int lumFilterSize,
const int16_t *chrFilter, const int16_t **chrUSrc,
const int16_t **chrVSrc,
int chrFilterSize, const int16_t **alpSrc,
uint8_t *dest, uint8_t *uDest, uint8_t *vDest,
uint8_t *aDest, long dstW, long chrDstW)
{
if (uDest) {
YSCALEYUV2YV12X(CHR_MMX_FILTER_OFFSET, uDest, chrDstW, 0)
YSCALEYUV2YV12X(CHR_MMX_FILTER_OFFSET, vDest, chrDstW + c->uv_off, c->uv_off)
}
if (CONFIG_SWSCALE_ALPHA && aDest) {
YSCALEYUV2YV12X(ALP_MMX_FILTER_OFFSET, aDest, dstW, 0)
}
YSCALEYUV2YV12X(LUM_MMX_FILTER_OFFSET, dest, dstW, 0)
}
| true | FFmpeg | 39d607e5bbc25ad9629683702b510e865434ef21 |
24,954 | void bitmap_clear(unsigned long *map, long start, long nr)
{
unsigned long *p = map + BIT_WORD(start);
const long size = start + nr;
int bits_to_clear = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_clear = BITMAP_FIRST_WORD_MASK(start);
while (nr - bits_to_clear >= 0) {
*p &= ~mask_to_clear;
nr -= bits_to_clear;
bits_to_clear = BITS_PER_LONG;
mask_to_clear = ~0UL;
p++;
}
if (nr) {
mask_to_clear &= BITMAP_LAST_WORD_MASK(size);
*p &= ~mask_to_clear;
}
} | true | qemu | e12ed72e5c00dd3375b8bd107200e4d7e950276a |
24,955 | static inline void tcg_temp_free_internal(int idx)
{
TCGContext *s = &tcg_ctx;
TCGTemp *ts;
int k;
assert(idx >= s->nb_globals && idx < s->nb_temps);
ts = &s->temps[idx];
assert(ts->temp_allocated != 0);
ts->temp_allocated = 0;
k = ts->base_type;
if (ts->temp_local)
k += TCG_TYPE_COUNT;
ts->next_free_temp = s->first_free_temp[k];
s->first_free_temp[k] = idx; | true | qemu | 27bfd83c336283d1f7a5345ee386c4cd7b80db61 |
24,956 | static void mcf_uart_do_tx(mcf_uart_state *s)
{
if (s->tx_enabled && (s->sr & MCF_UART_TxEMP) == 0) {
if (s->chr)
qemu_chr_fe_write(s->chr, (unsigned char *)&s->tb, 1);
s->sr |= MCF_UART_TxEMP;
}
if (s->tx_enabled) {
s->sr |= MCF_UART_TxRDY;
} else {
s->sr &= ~MCF_UART_TxRDY;
}
}
| true | qemu | 6ab3fc32ea640026726bc5f9f4db622d0954fb8a |
24,957 | int av_cold ff_mlp_init_crc2D(AVCodecParserContext *s)
{
if (!crc_init_2D) {
av_crc_init(crc_2D, 0, 16, 0x002D, sizeof(crc_2D));
crc_init_2D = 1;
}
return 0;
}
| false | FFmpeg | 7a2efd2e447d5e7c7c0af61417a838b042fb7d0a |
24,958 | static void mainstone_common_init(MemoryRegion *address_space_mem,
MachineState *machine,
enum mainstone_model_e model, int arm_id)
{
uint32_t sector_len = 256 * 1024;
hwaddr mainstone_flash_base[] = { MST_FLASH_0, MST_FLASH_1 };
PXA2xxState *mpu;
DeviceState *mst_irq;
DriveInfo *dinfo;
int i;
int be;
MemoryRegion *rom = g_new(MemoryRegion, 1);
const char *cpu_model = machine->cpu_model;
if (!cpu_model)
cpu_model = "pxa270-c5";
/* Setup CPU & memory */
mpu = pxa270_init(address_space_mem, mainstone_binfo.ram_size, cpu_model);
memory_region_init_ram(rom, NULL, "mainstone.rom", MAINSTONE_ROM,
&error_abort);
vmstate_register_ram_global(rom);
memory_region_set_readonly(rom, true);
memory_region_add_subregion(address_space_mem, 0, rom);
#ifdef TARGET_WORDS_BIGENDIAN
be = 1;
#else
be = 0;
#endif
/* There are two 32MiB flash devices on the board */
for (i = 0; i < 2; i ++) {
dinfo = drive_get(IF_PFLASH, 0, i);
if (!dinfo) {
if (qtest_enabled()) {
break;
}
fprintf(stderr, "Two flash images must be given with the "
"'pflash' parameter\n");
exit(1);
}
if (!pflash_cfi01_register(mainstone_flash_base[i], NULL,
i ? "mainstone.flash1" : "mainstone.flash0",
MAINSTONE_FLASH,
blk_by_legacy_dinfo(dinfo),
sector_len, MAINSTONE_FLASH / sector_len,
4, 0, 0, 0, 0, be)) {
fprintf(stderr, "qemu: Error registering flash memory.\n");
exit(1);
}
}
mst_irq = sysbus_create_simple("mainstone-fpga", MST_FPGA_PHYS,
qdev_get_gpio_in(mpu->gpio, 0));
/* setup keypad */
pxa27x_register_keypad(mpu->kp, map, 0xe0);
/* MMC/SD host */
pxa2xx_mmci_handlers(mpu->mmc, NULL, qdev_get_gpio_in(mst_irq, MMC_IRQ));
pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[0],
qdev_get_gpio_in(mst_irq, S0_IRQ),
qdev_get_gpio_in(mst_irq, S0_CD_IRQ));
pxa2xx_pcmcia_set_irq_cb(mpu->pcmcia[1],
qdev_get_gpio_in(mst_irq, S1_IRQ),
qdev_get_gpio_in(mst_irq, S1_CD_IRQ));
smc91c111_init(&nd_table[0], MST_ETH_PHYS,
qdev_get_gpio_in(mst_irq, ETHERNET_IRQ));
mainstone_binfo.kernel_filename = machine->kernel_filename;
mainstone_binfo.kernel_cmdline = machine->kernel_cmdline;
mainstone_binfo.initrd_filename = machine->initrd_filename;
mainstone_binfo.board_id = arm_id;
arm_load_kernel(mpu->cpu, &mainstone_binfo);
}
| true | qemu | f8ed85ac992c48814d916d5df4d44f9a971c5de4 |
24,959 | Visitor *validate_test_init(TestInputVisitorData *data,
const char *json_string, ...)
{
Visitor *v;
va_list ap;
va_start(ap, json_string);
data->obj = qobject_from_jsonv(json_string, &ap);
va_end(ap);
g_assert(data->obj != NULL);
data->qiv = qmp_input_visitor_new_strict(data->obj);
g_assert(data->qiv != NULL);
v = qmp_input_get_visitor(data->qiv);
g_assert(v != NULL);
return v;
}
| true | qemu | 0920a17199d23b3def3a60fa1fbbdeadcdda452d |
24,960 | void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
void *opaque, QJSON *vmdesc)
{
VMStateField *field = vmsd->fields;
trace_vmstate_save_state_top(vmsd->name);
if (vmsd->pre_save) {
vmsd->pre_save(opaque);
}
if (vmdesc) {
json_prop_str(vmdesc, "vmsd_name", vmsd->name);
json_prop_int(vmdesc, "version", vmsd->version_id);
json_start_array(vmdesc, "fields");
}
while (field->name) {
if (!field->field_exists ||
field->field_exists(opaque, vmsd->version_id)) {
void *first_elem = opaque + field->offset;
int i, n_elems = vmstate_n_elems(opaque, field);
int size = vmstate_size(opaque, field);
int64_t old_offset, written_bytes;
QJSON *vmdesc_loop = vmdesc;
trace_vmstate_save_state_loop(vmsd->name, field->name, n_elems);
if (field->flags & VMS_POINTER) {
first_elem = *(void **)first_elem;
assert(first_elem || !n_elems);
}
for (i = 0; i < n_elems; i++) {
void *curr_elem = first_elem + size * i;
vmsd_desc_field_start(vmsd, vmdesc_loop, field, i, n_elems);
old_offset = qemu_ftell_fast(f);
if (field->flags & VMS_ARRAY_OF_POINTER) {
assert(curr_elem);
curr_elem = *(void **)curr_elem;
}
if (field->flags & VMS_STRUCT) {
vmstate_save_state(f, field->vmsd, curr_elem, vmdesc_loop);
} else {
field->info->put(f, curr_elem, size, field, vmdesc_loop);
}
written_bytes = qemu_ftell_fast(f) - old_offset;
vmsd_desc_field_end(vmsd, vmdesc_loop, field, written_bytes, i);
/* Compressed arrays only care about the first element */
if (vmdesc_loop && vmsd_can_compress(field)) {
vmdesc_loop = NULL;
}
}
} else {
if (field->flags & VMS_MUST_EXIST) {
error_report("Output state validation failed: %s/%s",
vmsd->name, field->name);
assert(!(field->flags & VMS_MUST_EXIST));
}
}
field++;
}
if (vmdesc) {
json_end_array(vmdesc);
}
vmstate_subsection_save(f, vmsd, opaque, vmdesc);
}
| true | qemu | 07d4e69147b4957e617812206a62a86f03294ad3 |
24,961 | static AVStream *add_av_stream1(FFServerStream *stream,
AVCodecContext *codec, int copy)
{
AVStream *fst;
if(stream->nb_streams >= FF_ARRAY_ELEMS(stream->streams))
return NULL;
fst = av_mallocz(sizeof(AVStream));
if (!fst)
return NULL;
if (copy) {
fst->codec = avcodec_alloc_context3(codec->codec);
if (!fst->codec) {
av_free(fst);
return NULL;
}
avcodec_copy_context(fst->codec, codec);
} else
/* live streams must use the actual feed's codec since it may be
* updated later to carry extradata needed by them.
*/
fst->codec = codec;
fst->priv_data = av_mallocz(sizeof(FeedData));
fst->index = stream->nb_streams;
avpriv_set_pts_info(fst, 33, 1, 90000);
fst->sample_aspect_ratio = codec->sample_aspect_ratio;
stream->streams[stream->nb_streams++] = fst;
return fst;
} | true | FFmpeg | 5a31f2318b8fed1f4711cb86eab6d9b679946878 |
24,962 | static av_cold int vp3_decode_init(AVCodecContext *avctx)
{
Vp3DecodeContext *s = avctx->priv_data;
int i, inter, plane;
int c_width;
int c_height;
int y_fragment_count, c_fragment_count;
if (avctx->codec_tag == MKTAG('V','P','3','0'))
s->version = 0;
else
s->version = 1;
s->avctx = avctx;
s->width = FFALIGN(avctx->width, 16);
s->height = FFALIGN(avctx->height, 16);
if (avctx->pix_fmt == PIX_FMT_NONE)
avctx->pix_fmt = PIX_FMT_YUV420P;
avctx->chroma_sample_location = AVCHROMA_LOC_CENTER;
if(avctx->idct_algo==FF_IDCT_AUTO)
avctx->idct_algo=FF_IDCT_VP3;
ff_dsputil_init(&s->dsp, avctx);
ff_init_scantable(s->dsp.idct_permutation, &s->scantable, ff_zigzag_direct);
/* initialize to an impossible value which will force a recalculation
* in the first frame decode */
for (i = 0; i < 3; i++)
s->qps[i] = -1;
avcodec_get_chroma_sub_sample(avctx->pix_fmt, &s->chroma_x_shift, &s->chroma_y_shift);
s->y_superblock_width = (s->width + 31) / 32;
s->y_superblock_height = (s->height + 31) / 32;
s->y_superblock_count = s->y_superblock_width * s->y_superblock_height;
/* work out the dimensions for the C planes */
c_width = s->width >> s->chroma_x_shift;
c_height = s->height >> s->chroma_y_shift;
s->c_superblock_width = (c_width + 31) / 32;
s->c_superblock_height = (c_height + 31) / 32;
s->c_superblock_count = s->c_superblock_width * s->c_superblock_height;
s->superblock_count = s->y_superblock_count + (s->c_superblock_count * 2);
s->u_superblock_start = s->y_superblock_count;
s->v_superblock_start = s->u_superblock_start + s->c_superblock_count;
s->macroblock_width = (s->width + 15) / 16;
s->macroblock_height = (s->height + 15) / 16;
s->macroblock_count = s->macroblock_width * s->macroblock_height;
s->fragment_width[0] = s->width / FRAGMENT_PIXELS;
s->fragment_height[0] = s->height / FRAGMENT_PIXELS;
s->fragment_width[1] = s->fragment_width[0] >> s->chroma_x_shift;
s->fragment_height[1] = s->fragment_height[0] >> s->chroma_y_shift;
/* fragment count covers all 8x8 blocks for all 3 planes */
y_fragment_count = s->fragment_width[0] * s->fragment_height[0];
c_fragment_count = s->fragment_width[1] * s->fragment_height[1];
s->fragment_count = y_fragment_count + 2*c_fragment_count;
s->fragment_start[1] = y_fragment_count;
s->fragment_start[2] = y_fragment_count + c_fragment_count;
if (!s->theora_tables)
{
for (i = 0; i < 64; i++) {
s->coded_dc_scale_factor[i] = vp31_dc_scale_factor[i];
s->coded_ac_scale_factor[i] = vp31_ac_scale_factor[i];
s->base_matrix[0][i] = vp31_intra_y_dequant[i];
s->base_matrix[1][i] = vp31_intra_c_dequant[i];
s->base_matrix[2][i] = vp31_inter_dequant[i];
s->filter_limit_values[i] = vp31_filter_limit_values[i];
}
for(inter=0; inter<2; inter++){
for(plane=0; plane<3; plane++){
s->qr_count[inter][plane]= 1;
s->qr_size [inter][plane][0]= 63;
s->qr_base [inter][plane][0]=
s->qr_base [inter][plane][1]= 2*inter + (!!plane)*!inter;
}
}
/* init VLC tables */
for (i = 0; i < 16; i++) {
/* DC histograms */
init_vlc(&s->dc_vlc[i], 11, 32,
&dc_bias[i][0][1], 4, 2,
&dc_bias[i][0][0], 4, 2, 0);
/* group 1 AC histograms */
init_vlc(&s->ac_vlc_1[i], 11, 32,
&ac_bias_0[i][0][1], 4, 2,
&ac_bias_0[i][0][0], 4, 2, 0);
/* group 2 AC histograms */
init_vlc(&s->ac_vlc_2[i], 11, 32,
&ac_bias_1[i][0][1], 4, 2,
&ac_bias_1[i][0][0], 4, 2, 0);
/* group 3 AC histograms */
init_vlc(&s->ac_vlc_3[i], 11, 32,
&ac_bias_2[i][0][1], 4, 2,
&ac_bias_2[i][0][0], 4, 2, 0);
/* group 4 AC histograms */
init_vlc(&s->ac_vlc_4[i], 11, 32,
&ac_bias_3[i][0][1], 4, 2,
&ac_bias_3[i][0][0], 4, 2, 0);
}
} else {
for (i = 0; i < 16; i++) {
/* DC histograms */
if (init_vlc(&s->dc_vlc[i], 11, 32,
&s->huffman_table[i][0][1], 8, 4,
&s->huffman_table[i][0][0], 8, 4, 0) < 0)
goto vlc_fail;
/* group 1 AC histograms */
if (init_vlc(&s->ac_vlc_1[i], 11, 32,
&s->huffman_table[i+16][0][1], 8, 4,
&s->huffman_table[i+16][0][0], 8, 4, 0) < 0)
goto vlc_fail;
/* group 2 AC histograms */
if (init_vlc(&s->ac_vlc_2[i], 11, 32,
&s->huffman_table[i+16*2][0][1], 8, 4,
&s->huffman_table[i+16*2][0][0], 8, 4, 0) < 0)
goto vlc_fail;
/* group 3 AC histograms */
if (init_vlc(&s->ac_vlc_3[i], 11, 32,
&s->huffman_table[i+16*3][0][1], 8, 4,
&s->huffman_table[i+16*3][0][0], 8, 4, 0) < 0)
goto vlc_fail;
/* group 4 AC histograms */
if (init_vlc(&s->ac_vlc_4[i], 11, 32,
&s->huffman_table[i+16*4][0][1], 8, 4,
&s->huffman_table[i+16*4][0][0], 8, 4, 0) < 0)
goto vlc_fail;
}
}
init_vlc(&s->superblock_run_length_vlc, 6, 34,
&superblock_run_length_vlc_table[0][1], 4, 2,
&superblock_run_length_vlc_table[0][0], 4, 2, 0);
init_vlc(&s->fragment_run_length_vlc, 5, 30,
&fragment_run_length_vlc_table[0][1], 4, 2,
&fragment_run_length_vlc_table[0][0], 4, 2, 0);
init_vlc(&s->mode_code_vlc, 3, 8,
&mode_code_vlc_table[0][1], 2, 1,
&mode_code_vlc_table[0][0], 2, 1, 0);
init_vlc(&s->motion_vector_vlc, 6, 63,
&motion_vector_vlc_table[0][1], 2, 1,
&motion_vector_vlc_table[0][0], 2, 1, 0);
for (i = 0; i < 3; i++) {
s->current_frame.data[i] = NULL;
s->last_frame.data[i] = NULL;
s->golden_frame.data[i] = NULL;
}
return allocate_tables(avctx);
vlc_fail:
av_log(avctx, AV_LOG_FATAL, "Invalid huffman table\n");
return -1;
}
| true | FFmpeg | 1125606a1f8bdcabbdd9107831d20e86f0dfeeae |
24,963 | static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, long width)
{
#ifdef HAVE_MMX
asm volatile(
"mov %4, %%"REG_a" \n\t"
"movq "MANGLE(w1111)", %%mm5 \n\t"
"movq "MANGLE(bgr2UCoeff)", %%mm6 \n\t"
"pxor %%mm7, %%mm7 \n\t"
"lea (%%"REG_a", %%"REG_a", 2), %%"REG_b" \n\t"
"add %%"REG_b", %%"REG_b" \n\t"
ASMALIGN16
"1: \n\t"
PREFETCH" 64(%0, %%"REG_b") \n\t"
PREFETCH" 64(%1, %%"REG_b") \n\t"
#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
"movq (%0, %%"REG_b"), %%mm0 \n\t"
"movq (%1, %%"REG_b"), %%mm1 \n\t"
"movq 6(%0, %%"REG_b"), %%mm2 \n\t"
"movq 6(%1, %%"REG_b"), %%mm3 \n\t"
PAVGB(%%mm1, %%mm0)
PAVGB(%%mm3, %%mm2)
"movq %%mm0, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"psrlq $24, %%mm0 \n\t"
"psrlq $24, %%mm2 \n\t"
PAVGB(%%mm1, %%mm0)
PAVGB(%%mm3, %%mm2)
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
#else
"movd (%0, %%"REG_b"), %%mm0 \n\t"
"movd (%1, %%"REG_b"), %%mm1 \n\t"
"movd 3(%0, %%"REG_b"), %%mm2 \n\t"
"movd 3(%1, %%"REG_b"), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm0 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm2, %%mm0 \n\t"
"movd 6(%0, %%"REG_b"), %%mm4 \n\t"
"movd 6(%1, %%"REG_b"), %%mm1 \n\t"
"movd 9(%0, %%"REG_b"), %%mm2 \n\t"
"movd 9(%1, %%"REG_b"), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm4 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm4, %%mm2 \n\t"
"psrlw $2, %%mm0 \n\t"
"psrlw $2, %%mm2 \n\t"
#endif
"movq "MANGLE(bgr2VCoeff)", %%mm1 \n\t"
"movq "MANGLE(bgr2VCoeff)", %%mm3 \n\t"
"pmaddwd %%mm0, %%mm1 \n\t"
"pmaddwd %%mm2, %%mm3 \n\t"
"pmaddwd %%mm6, %%mm0 \n\t"
"pmaddwd %%mm6, %%mm2 \n\t"
#ifndef FAST_BGR2YV12
"psrad $8, %%mm0 \n\t"
"psrad $8, %%mm1 \n\t"
"psrad $8, %%mm2 \n\t"
"psrad $8, %%mm3 \n\t"
#endif
"packssdw %%mm2, %%mm0 \n\t"
"packssdw %%mm3, %%mm1 \n\t"
"pmaddwd %%mm5, %%mm0 \n\t"
"pmaddwd %%mm5, %%mm1 \n\t"
"packssdw %%mm1, %%mm0 \n\t" // V1 V0 U1 U0
"psraw $7, %%mm0 \n\t"
#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
"movq 12(%0, %%"REG_b"), %%mm4 \n\t"
"movq 12(%1, %%"REG_b"), %%mm1 \n\t"
"movq 18(%0, %%"REG_b"), %%mm2 \n\t"
"movq 18(%1, %%"REG_b"), %%mm3 \n\t"
PAVGB(%%mm1, %%mm4)
PAVGB(%%mm3, %%mm2)
"movq %%mm4, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"psrlq $24, %%mm4 \n\t"
"psrlq $24, %%mm2 \n\t"
PAVGB(%%mm1, %%mm4)
PAVGB(%%mm3, %%mm2)
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
#else
"movd 12(%0, %%"REG_b"), %%mm4 \n\t"
"movd 12(%1, %%"REG_b"), %%mm1 \n\t"
"movd 15(%0, %%"REG_b"), %%mm2 \n\t"
"movd 15(%1, %%"REG_b"), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm4 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm2, %%mm4 \n\t"
"movd 18(%0, %%"REG_b"), %%mm5 \n\t"
"movd 18(%1, %%"REG_b"), %%mm1 \n\t"
"movd 21(%0, %%"REG_b"), %%mm2 \n\t"
"movd 21(%1, %%"REG_b"), %%mm3 \n\t"
"punpcklbw %%mm7, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpcklbw %%mm7, %%mm3 \n\t"
"paddw %%mm1, %%mm5 \n\t"
"paddw %%mm3, %%mm2 \n\t"
"paddw %%mm5, %%mm2 \n\t"
"movq "MANGLE(w1111)", %%mm5 \n\t"
"psrlw $2, %%mm4 \n\t"
"psrlw $2, %%mm2 \n\t"
#endif
"movq "MANGLE(bgr2VCoeff)", %%mm1 \n\t"
"movq "MANGLE(bgr2VCoeff)", %%mm3 \n\t"
"pmaddwd %%mm4, %%mm1 \n\t"
"pmaddwd %%mm2, %%mm3 \n\t"
"pmaddwd %%mm6, %%mm4 \n\t"
"pmaddwd %%mm6, %%mm2 \n\t"
#ifndef FAST_BGR2YV12
"psrad $8, %%mm4 \n\t"
"psrad $8, %%mm1 \n\t"
"psrad $8, %%mm2 \n\t"
"psrad $8, %%mm3 \n\t"
#endif
"packssdw %%mm2, %%mm4 \n\t"
"packssdw %%mm3, %%mm1 \n\t"
"pmaddwd %%mm5, %%mm4 \n\t"
"pmaddwd %%mm5, %%mm1 \n\t"
"add $24, %%"REG_b" \n\t"
"packssdw %%mm1, %%mm4 \n\t" // V3 V2 U3 U2
"psraw $7, %%mm4 \n\t"
"movq %%mm0, %%mm1 \n\t"
"punpckldq %%mm4, %%mm0 \n\t"
"punpckhdq %%mm4, %%mm1 \n\t"
"packsswb %%mm1, %%mm0 \n\t"
"paddb "MANGLE(bgr2UVOffset)", %%mm0 \n\t"
"movd %%mm0, (%2, %%"REG_a") \n\t"
"punpckhdq %%mm0, %%mm0 \n\t"
"movd %%mm0, (%3, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: : "r" (src1+width*6), "r" (src2+width*6), "r" (dstU+width), "r" (dstV+width), "g" (-width)
: "%"REG_a, "%"REG_b
);
#else
int i;
for(i=0; i<width; i++)
{
int b= src1[6*i + 0] + src1[6*i + 3] + src2[6*i + 0] + src2[6*i + 3];
int g= src1[6*i + 1] + src1[6*i + 4] + src2[6*i + 1] + src2[6*i + 4];
int r= src1[6*i + 2] + src1[6*i + 5] + src2[6*i + 2] + src2[6*i + 5];
dstU[i]= ((RU*r + GU*g + BU*b)>>(RGB2YUV_SHIFT+2)) + 128;
dstV[i]= ((RV*r + GV*g + BV*b)>>(RGB2YUV_SHIFT+2)) + 128;
}
#endif
}
| false | FFmpeg | 4bff9ef9d0781c4de228bf1f85634d2706fc589b |
24,964 | static av_cold int fbdev_write_header(AVFormatContext *h)
{
FBDevContext *fbdev = h->priv_data;
enum AVPixelFormat pix_fmt;
AVStream *st = NULL;
int ret, flags = O_RDWR;
int i;
for (i = 0; i < h->nb_streams; i++) {
if (h->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
if (!st) {
fbdev->index = i;
st = h->streams[i];
} else {
av_log(h, AV_LOG_WARNING, "More than one video stream found. First one is used.\n");
break;
}
}
}
if (!st) {
av_log(h, AV_LOG_ERROR, "No video stream found.\n");
return AVERROR(EINVAL);
}
if ((fbdev->fd = avpriv_open(h->filename, flags)) == -1) {
ret = AVERROR(errno);
av_log(h, AV_LOG_ERROR,
"Could not open framebuffer device '%s': %s\n",
h->filename, av_err2str(ret));
return ret;
}
if (ioctl(fbdev->fd, FBIOGET_VSCREENINFO, &fbdev->varinfo) < 0) {
ret = AVERROR(errno);
av_log(h, AV_LOG_ERROR, "FBIOGET_VSCREENINFO: %s\n", av_err2str(ret));
goto fail;
}
if (ioctl(fbdev->fd, FBIOGET_FSCREENINFO, &fbdev->fixinfo) < 0) {
ret = AVERROR(errno);
av_log(h, AV_LOG_ERROR, "FBIOGET_FSCREENINFO: %s\n", av_err2str(ret));
goto fail;
}
pix_fmt = ff_get_pixfmt_from_fb_varinfo(&fbdev->varinfo);
if (pix_fmt == AV_PIX_FMT_NONE) {
ret = AVERROR(EINVAL);
av_log(h, AV_LOG_ERROR, "Framebuffer pixel format not supported.\n");
goto fail;
}
fbdev->data = mmap(NULL, fbdev->fixinfo.smem_len, PROT_WRITE, MAP_SHARED, fbdev->fd, 0);
if (fbdev->data == MAP_FAILED) {
ret = AVERROR(errno);
av_log(h, AV_LOG_ERROR, "Error in mmap(): %s\n", av_err2str(ret));
goto fail;
}
return 0;
fail:
close(fbdev->fd);
return ret;
}
| false | FFmpeg | b04af34600d01502ac844551d157d83f7ae5db26 |
24,967 | static int qcow2_truncate(BlockDriverState *bs, int64_t offset)
{
BDRVQcowState *s = bs->opaque;
int ret, new_l1_size;
if (offset & 511) {
return -EINVAL;
}
/* cannot proceed if image has snapshots */
if (s->nb_snapshots) {
return -ENOTSUP;
}
/* shrinking is currently not supported */
if (offset < bs->total_sectors * 512) {
return -ENOTSUP;
}
new_l1_size = size_to_l1(s, offset);
ret = qcow2_grow_l1_table(bs, new_l1_size);
if (ret < 0) {
return ret;
}
/* write updated header.size */
offset = cpu_to_be64(offset);
ret = bdrv_pwrite(bs->file, offsetof(QCowHeader, size),
&offset, sizeof(uint64_t));
if (ret < 0) {
return ret;
}
s->l1_vm_state_index = new_l1_size;
return 0;
}
| true | qemu | 8b3b720620a1137a1b794fc3ed64734236f94e06 |
24,969 | int qemu_mutex_trylock(QemuMutex *mutex)
{
int owned;
owned = TryEnterCriticalSection(&mutex->lock);
if (owned) {
assert(mutex->owner == 0);
mutex->owner = GetCurrentThreadId();
}
return !owned;
}
| true | qemu | 12f8def0e02232d7c6416ad9b66640f973c531d1 |
24,970 | static void nic_reset(void *opaque)
{
EEPRO100State *s = opaque;
TRACE(OTHER, logout("%p\n", s));
/* TODO: Clearing of multicast table for selective reset, too? */
memset(&s->mult[0], 0, sizeof(s->mult));
nic_selective_reset(s);
}
| true | qemu | 010ec6293409f10b88631c36145944b9c3277ce1 |
24,971 | static void usb_mtp_object_readdir(MTPState *s, MTPObject *o)
{
struct dirent *entry;
DIR *dir;
if (o->have_children) {
return;
}
o->have_children = true;
dir = opendir(o->path);
if (!dir) {
return;
}
#ifdef __linux__
int watchfd = usb_mtp_add_watch(s->inotifyfd, o->path);
if (watchfd == -1) {
fprintf(stderr, "usb-mtp: failed to add watch for %s\n", o->path);
} else {
trace_usb_mtp_inotify_event(s->dev.addr, o->path,
0, "Watch Added");
o->watchfd = watchfd;
}
#endif
while ((entry = readdir(dir)) != NULL) {
usb_mtp_add_child(s, o, entry->d_name);
}
closedir(dir);
}
| true | qemu | 983bff3530782d51c46c8d7c0e17e2a9dfe5fb77 |
24,972 | static int swScale(SwsContext *c, const uint8_t *src[],
int srcStride[], int srcSliceY,
int srcSliceH, uint8_t *dst[], int dstStride[])
{
/* load a few things into local vars to make the code more readable?
* and faster */
const int srcW = c->srcW;
const int dstW = c->dstW;
const int dstH = c->dstH;
const int chrDstW = c->chrDstW;
const int chrSrcW = c->chrSrcW;
const int lumXInc = c->lumXInc;
const int chrXInc = c->chrXInc;
const enum PixelFormat dstFormat = c->dstFormat;
const int flags = c->flags;
int32_t *vLumFilterPos = c->vLumFilterPos;
int32_t *vChrFilterPos = c->vChrFilterPos;
int32_t *hLumFilterPos = c->hLumFilterPos;
int32_t *hChrFilterPos = c->hChrFilterPos;
int16_t *vLumFilter = c->vLumFilter;
int16_t *vChrFilter = c->vChrFilter;
int16_t *hLumFilter = c->hLumFilter;
int16_t *hChrFilter = c->hChrFilter;
int32_t *lumMmxFilter = c->lumMmxFilter;
int32_t *chrMmxFilter = c->chrMmxFilter;
const int vLumFilterSize = c->vLumFilterSize;
const int vChrFilterSize = c->vChrFilterSize;
const int hLumFilterSize = c->hLumFilterSize;
const int hChrFilterSize = c->hChrFilterSize;
int16_t **lumPixBuf = c->lumPixBuf;
int16_t **chrUPixBuf = c->chrUPixBuf;
int16_t **chrVPixBuf = c->chrVPixBuf;
int16_t **alpPixBuf = c->alpPixBuf;
const int vLumBufSize = c->vLumBufSize;
const int vChrBufSize = c->vChrBufSize;
uint8_t *formatConvBuffer = c->formatConvBuffer;
uint32_t *pal = c->pal_yuv;
yuv2planar1_fn yuv2plane1 = c->yuv2plane1;
yuv2planarX_fn yuv2planeX = c->yuv2planeX;
yuv2interleavedX_fn yuv2nv12cX = c->yuv2nv12cX;
yuv2packed1_fn yuv2packed1 = c->yuv2packed1;
yuv2packed2_fn yuv2packed2 = c->yuv2packed2;
yuv2packedX_fn yuv2packedX = c->yuv2packedX;
const int chrSrcSliceY = srcSliceY >> c->chrSrcVSubSample;
const int chrSrcSliceH = -((-srcSliceH) >> c->chrSrcVSubSample);
int should_dither = is9_OR_10BPS(c->srcFormat) ||
is16BPS(c->srcFormat);
int lastDstY;
/* vars which will change and which we need to store back in the context */
int dstY = c->dstY;
int lumBufIndex = c->lumBufIndex;
int chrBufIndex = c->chrBufIndex;
int lastInLumBuf = c->lastInLumBuf;
int lastInChrBuf = c->lastInChrBuf;
if (isPacked(c->srcFormat)) {
src[0] =
src[1] =
src[2] =
src[3] = src[0];
srcStride[0] =
srcStride[1] =
srcStride[2] =
srcStride[3] = srcStride[0];
}
srcStride[1] <<= c->vChrDrop;
srcStride[2] <<= c->vChrDrop;
DEBUG_BUFFERS("swScale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n",
src[0], srcStride[0], src[1], srcStride[1],
src[2], srcStride[2], src[3], srcStride[3],
dst[0], dstStride[0], dst[1], dstStride[1],
dst[2], dstStride[2], dst[3], dstStride[3]);
DEBUG_BUFFERS("srcSliceY: %d srcSliceH: %d dstY: %d dstH: %d\n",
srcSliceY, srcSliceH, dstY, dstH);
DEBUG_BUFFERS("vLumFilterSize: %d vLumBufSize: %d vChrFilterSize: %d vChrBufSize: %d\n",
vLumFilterSize, vLumBufSize, vChrFilterSize, vChrBufSize);
if (dstStride[0] % 8 != 0 || dstStride[1] % 8 != 0 ||
dstStride[2] % 8 != 0 || dstStride[3] % 8 != 0) {
static int warnedAlready = 0; // FIXME maybe move this into the context
if (flags & SWS_PRINT_INFO && !warnedAlready) {
av_log(c, AV_LOG_WARNING,
"Warning: dstStride is not aligned!\n"
" ->cannot do aligned memory accesses anymore\n");
warnedAlready = 1;
}
}
/* Note the user might start scaling the picture in the middle so this
* will not get executed. This is not really intended but works
* currently, so people might do it. */
if (srcSliceY == 0) {
lumBufIndex = -1;
chrBufIndex = -1;
dstY = 0;
lastInLumBuf = -1;
lastInChrBuf = -1;
}
if (!should_dither) {
c->chrDither8 = c->lumDither8 = ff_sws_pb_64;
}
lastDstY = dstY;
for (; dstY < dstH; dstY++) {
const int chrDstY = dstY >> c->chrDstVSubSample;
uint8_t *dest[4] = {
dst[0] + dstStride[0] * dstY,
dst[1] + dstStride[1] * chrDstY,
dst[2] + dstStride[2] * chrDstY,
(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3] + dstStride[3] * dstY : NULL,
};
// First line needed as input
const int firstLumSrcY = FFMAX(1 - vLumFilterSize, vLumFilterPos[dstY]);
const int firstLumSrcY2 = FFMAX(1 - vLumFilterSize, vLumFilterPos[FFMIN(dstY | ((1 << c->chrDstVSubSample) - 1), dstH - 1)]);
// First line needed as input
const int firstChrSrcY = FFMAX(1 - vChrFilterSize, vChrFilterPos[chrDstY]);
// Last line needed as input
int lastLumSrcY = FFMIN(c->srcH, firstLumSrcY + vLumFilterSize) - 1;
int lastLumSrcY2 = FFMIN(c->srcH, firstLumSrcY2 + vLumFilterSize) - 1;
int lastChrSrcY = FFMIN(c->chrSrcH, firstChrSrcY + vChrFilterSize) - 1;
int enough_lines;
// handle holes (FAST_BILINEAR & weird filters)
if (firstLumSrcY > lastInLumBuf)
lastInLumBuf = firstLumSrcY - 1;
if (firstChrSrcY > lastInChrBuf)
lastInChrBuf = firstChrSrcY - 1;
assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);
assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);
DEBUG_BUFFERS("dstY: %d\n", dstY);
DEBUG_BUFFERS("\tfirstLumSrcY: %d lastLumSrcY: %d lastInLumBuf: %d\n",
firstLumSrcY, lastLumSrcY, lastInLumBuf);
DEBUG_BUFFERS("\tfirstChrSrcY: %d lastChrSrcY: %d lastInChrBuf: %d\n",
firstChrSrcY, lastChrSrcY, lastInChrBuf);
// Do we have enough lines in this slice to output the dstY line
enough_lines = lastLumSrcY2 < srcSliceY + srcSliceH &&
lastChrSrcY < -((-srcSliceY - srcSliceH) >> c->chrSrcVSubSample);
if (!enough_lines) {
lastLumSrcY = srcSliceY + srcSliceH - 1;
lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1;
DEBUG_BUFFERS("buffering slice: lastLumSrcY %d lastChrSrcY %d\n",
lastLumSrcY, lastChrSrcY);
}
// Do horizontal scaling
while (lastInLumBuf < lastLumSrcY) {
const uint8_t *src1[4] = {
src[0] + (lastInLumBuf + 1 - srcSliceY) * srcStride[0],
src[1] + (lastInLumBuf + 1 - srcSliceY) * srcStride[1],
src[2] + (lastInLumBuf + 1 - srcSliceY) * srcStride[2],
src[3] + (lastInLumBuf + 1 - srcSliceY) * srcStride[3],
};
lumBufIndex++;
assert(lumBufIndex < 2 * vLumBufSize);
assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
assert(lastInLumBuf + 1 - srcSliceY >= 0);
hyscale(c, lumPixBuf[lumBufIndex], dstW, src1, srcW, lumXInc,
hLumFilter, hLumFilterPos, hLumFilterSize,
formatConvBuffer, pal, 0);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
hyscale(c, alpPixBuf[lumBufIndex], dstW, src1, srcW,
lumXInc, hLumFilter, hLumFilterPos, hLumFilterSize,
formatConvBuffer, pal, 1);
lastInLumBuf++;
DEBUG_BUFFERS("\t\tlumBufIndex %d: lastInLumBuf: %d\n",
lumBufIndex, lastInLumBuf);
}
while (lastInChrBuf < lastChrSrcY) {
const uint8_t *src1[4] = {
src[0] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[0],
src[1] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[1],
src[2] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[2],
src[3] + (lastInChrBuf + 1 - chrSrcSliceY) * srcStride[3],
};
chrBufIndex++;
assert(chrBufIndex < 2 * vChrBufSize);
assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH));
assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
// FIXME replace parameters through context struct (some at least)
if (c->needs_hcscale)
hcscale(c, chrUPixBuf[chrBufIndex], chrVPixBuf[chrBufIndex],
chrDstW, src1, chrSrcW, chrXInc,
hChrFilter, hChrFilterPos, hChrFilterSize,
formatConvBuffer, pal);
lastInChrBuf++;
DEBUG_BUFFERS("\t\tchrBufIndex %d: lastInChrBuf: %d\n",
chrBufIndex, lastInChrBuf);
}
// wrap buf index around to stay inside the ring buffer
if (lumBufIndex >= vLumBufSize)
lumBufIndex -= vLumBufSize;
if (chrBufIndex >= vChrBufSize)
chrBufIndex -= vChrBufSize;
if (!enough_lines)
break; // we can't output a dstY line so let's try with the next slice
#if HAVE_MMX
updateMMXDitherTables(c, dstY, lumBufIndex, chrBufIndex,
lastInLumBuf, lastInChrBuf);
#endif
if (should_dither) {
c->chrDither8 = dither_8x8_128[chrDstY & 7];
c->lumDither8 = dither_8x8_128[dstY & 7];
}
if (dstY >= dstH - 2) {
/* hmm looks like we can't use MMX here without overwriting
* this array's tail */
ff_sws_init_output_funcs(c, &yuv2plane1, &yuv2planeX, &yuv2nv12cX,
&yuv2packed1, &yuv2packed2, &yuv2packedX);
}
{
const int16_t **lumSrcPtr = (const int16_t **)lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
const int16_t **chrUSrcPtr = (const int16_t **)chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
const int16_t **chrVSrcPtr = (const int16_t **)chrVPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
const int16_t **alpSrcPtr = (CONFIG_SWSCALE_ALPHA && alpPixBuf) ?
(const int16_t **)alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
if (firstLumSrcY < 0 || firstLumSrcY + vLumFilterSize > c->srcH) {
const int16_t **tmpY = (const int16_t **)lumPixBuf +
2 * vLumBufSize;
int neg = -firstLumSrcY, i;
int end = FFMIN(c->srcH - firstLumSrcY, vLumFilterSize);
for (i = 0; i < neg; i++)
tmpY[i] = lumSrcPtr[neg];
for (; i < end; i++)
tmpY[i] = lumSrcPtr[i];
for (; i < vLumFilterSize; i++)
tmpY[i] = tmpY[i - 1];
lumSrcPtr = tmpY;
if (alpSrcPtr) {
const int16_t **tmpA = (const int16_t **)alpPixBuf +
2 * vLumBufSize;
for (i = 0; i < neg; i++)
tmpA[i] = alpSrcPtr[neg];
for (; i < end; i++)
tmpA[i] = alpSrcPtr[i];
for (; i < vLumFilterSize; i++)
tmpA[i] = tmpA[i - 1];
alpSrcPtr = tmpA;
}
}
if (firstChrSrcY < 0 ||
firstChrSrcY + vChrFilterSize > c->chrSrcH) {
const int16_t **tmpU = (const int16_t **)chrUPixBuf + 2 * vChrBufSize,
**tmpV = (const int16_t **)chrVPixBuf + 2 * vChrBufSize;
int neg = -firstChrSrcY, i;
int end = FFMIN(c->chrSrcH - firstChrSrcY, vChrFilterSize);
for (i = 0; i < neg; i++) {
tmpU[i] = chrUSrcPtr[neg];
tmpV[i] = chrVSrcPtr[neg];
}
for (; i < end; i++) {
tmpU[i] = chrUSrcPtr[i];
tmpV[i] = chrVSrcPtr[i];
}
for (; i < vChrFilterSize; i++) {
tmpU[i] = tmpU[i - 1];
tmpV[i] = tmpV[i - 1];
}
chrUSrcPtr = tmpU;
chrVSrcPtr = tmpV;
}
if (isPlanarYUV(dstFormat) ||
(isGray(dstFormat) && !isALPHA(dstFormat))) { // YV12 like
const int chrSkipMask = (1 << c->chrDstVSubSample) - 1;
if (vLumFilterSize == 1) {
yuv2plane1(lumSrcPtr[0], dest[0], dstW, c->lumDither8, 0);
} else {
yuv2planeX(vLumFilter + dstY * vLumFilterSize,
vLumFilterSize, lumSrcPtr, dest[0],
dstW, c->lumDither8, 0);
}
if (!((dstY & chrSkipMask) || isGray(dstFormat))) {
if (yuv2nv12cX) {
yuv2nv12cX(c, vChrFilter + chrDstY * vChrFilterSize,
vChrFilterSize, chrUSrcPtr, chrVSrcPtr,
dest[1], chrDstW);
} else if (vChrFilterSize == 1) {
yuv2plane1(chrUSrcPtr[0], dest[1], chrDstW, c->chrDither8, 0);
yuv2plane1(chrVSrcPtr[0], dest[2], chrDstW, c->chrDither8, 3);
} else {
yuv2planeX(vChrFilter + chrDstY * vChrFilterSize,
vChrFilterSize, chrUSrcPtr, dest[1],
chrDstW, c->chrDither8, 0);
yuv2planeX(vChrFilter + chrDstY * vChrFilterSize,
vChrFilterSize, chrVSrcPtr, dest[2],
chrDstW, c->chrDither8, 3);
}
}
if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
if (vLumFilterSize == 1) {
yuv2plane1(alpSrcPtr[0], dest[3], dstW,
c->lumDither8, 0);
} else {
yuv2planeX(vLumFilter + dstY * vLumFilterSize,
vLumFilterSize, alpSrcPtr, dest[3],
dstW, c->lumDither8, 0);
}
}
} else {
assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize * 2);
assert(chrUSrcPtr + vChrFilterSize - 1 < chrUPixBuf + vChrBufSize * 2);
if (c->yuv2packed1 && vLumFilterSize == 1 &&
vChrFilterSize <= 2) { // unscaled RGB
int chrAlpha = vChrFilterSize == 1 ? 0 : vChrFilter[2 * dstY + 1];
yuv2packed1(c, *lumSrcPtr, chrUSrcPtr, chrVSrcPtr,
alpPixBuf ? *alpSrcPtr : NULL,
dest[0], dstW, chrAlpha, dstY);
} else if (c->yuv2packed2 && vLumFilterSize == 2 &&
vChrFilterSize == 2) { // bilinear upscale RGB
int lumAlpha = vLumFilter[2 * dstY + 1];
int chrAlpha = vChrFilter[2 * dstY + 1];
lumMmxFilter[2] =
lumMmxFilter[3] = vLumFilter[2 * dstY] * 0x10001;
chrMmxFilter[2] =
chrMmxFilter[3] = vChrFilter[2 * chrDstY] * 0x10001;
yuv2packed2(c, lumSrcPtr, chrUSrcPtr, chrVSrcPtr,
alpPixBuf ? alpSrcPtr : NULL,
dest[0], dstW, lumAlpha, chrAlpha, dstY);
} else { // general RGB
yuv2packedX(c, vLumFilter + dstY * vLumFilterSize,
lumSrcPtr, vLumFilterSize,
vChrFilter + dstY * vChrFilterSize,
chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
alpSrcPtr, dest[0], dstW, dstY);
}
}
}
}
if (isPlanar(dstFormat) && isALPHA(dstFormat) && !alpPixBuf)
fillPlane(dst[3], dstStride[3], dstW, dstY - lastDstY, lastDstY, 255);
#if HAVE_MMX2
if (av_get_cpu_flags() & AV_CPU_FLAG_MMX2)
__asm__ volatile ("sfence" ::: "memory");
#endif
emms_c();
/* store changed local vars back in the context */
c->dstY = dstY;
c->lumBufIndex = lumBufIndex;
c->chrBufIndex = chrBufIndex;
c->lastInLumBuf = lastInLumBuf;
c->lastInChrBuf = lastInChrBuf;
return dstY - lastDstY;
}
| false | FFmpeg | 3b175384bb6491ecd44761e5282ae4c79567db57 |
24,973 | static inline int spx_strategy(AC3DecodeContext *s, int blk)
{
GetBitContext *bc = &s->gbc;
int fbw_channels = s->fbw_channels;
int dst_start_freq, dst_end_freq, src_start_freq,
start_subband, end_subband, ch;
/* determine which channels use spx */
if (s->channel_mode == AC3_CHMODE_MONO) {
s->channel_uses_spx[1] = 1;
} else {
for (ch = 1; ch <= fbw_channels; ch++)
s->channel_uses_spx[ch] = get_bits1(bc);
}
/* get the frequency bins of the spx copy region and the spx start
and end subbands */
dst_start_freq = get_bits(bc, 2);
start_subband = get_bits(bc, 3) + 2;
if (start_subband > 7)
start_subband += start_subband - 7;
end_subband = get_bits(bc, 3) + 5;
#if USE_FIXED
s->spx_dst_end_freq = end_freq_inv_tab[end_subband-5];
#endif
if (end_subband > 7)
end_subband += end_subband - 7;
dst_start_freq = dst_start_freq * 12 + 25;
src_start_freq = start_subband * 12 + 25;
dst_end_freq = end_subband * 12 + 25;
/* check validity of spx ranges */
if (start_subband >= end_subband) {
av_log(s->avctx, AV_LOG_ERROR, "invalid spectral extension "
"range (%d >= %d)\n", start_subband, end_subband);
return AVERROR_INVALIDDATA;
}
if (dst_start_freq >= src_start_freq) {
av_log(s->avctx, AV_LOG_ERROR, "invalid spectral extension "
"copy start bin (%d >= %d)\n", dst_start_freq, src_start_freq);
return AVERROR_INVALIDDATA;
}
s->spx_dst_start_freq = dst_start_freq;
s->spx_src_start_freq = src_start_freq;
if (!USE_FIXED)
s->spx_dst_end_freq = dst_end_freq;
decode_band_structure(bc, blk, s->eac3, 0,
start_subband, end_subband,
ff_eac3_default_spx_band_struct,
&s->num_spx_bands,
s->spx_band_sizes);
return 0;
}
| true | FFmpeg | 9351a156de724edb69ba6e1f05884fe806a13a21 |
24,974 | TPMInfo *tpm_backend_query_tpm(TPMBackend *s)
{
TPMInfo *info = g_new0(TPMInfo, 1);
TPMBackendClass *k = TPM_BACKEND_GET_CLASS(s);
TPMIfClass *tic = TPM_IF_GET_CLASS(s->tpmif);
info->id = g_strdup(s->id);
info->model = tic->model;
if (k->get_tpm_options) {
info->options = k->get_tpm_options(s);
}
return info;
}
| true | qemu | ebca2df783a5a742bb93784524336d8cbb9e662b |
24,975 | static void finalize_packet(RTPDemuxContext *s, AVPacket *pkt, uint32_t timestamp)
{
if (s->last_rtcp_ntp_time != AV_NOPTS_VALUE) {
int64_t addend;
int delta_timestamp;
/* compute pts from timestamp with received ntp_time */
delta_timestamp = timestamp - s->last_rtcp_timestamp;
/* convert to the PTS timebase */
addend = av_rescale(s->last_rtcp_ntp_time - s->first_rtcp_ntp_time, s->st->time_base.den, (uint64_t)s->st->time_base.num << 32);
pkt->pts = addend + delta_timestamp;
}
}
| true | FFmpeg | fc78b0cb7e115ae494861c37a9928cff74df8db9 |
24,977 | static void h264_v_loop_filter_chroma_intra_c(uint8_t *pix, int stride, int alpha, int beta)
{
h264_loop_filter_chroma_intra_c(pix, stride, 1, alpha, beta);
}
| false | FFmpeg | dd561441b1e849df7d8681c6f32af82d4088dafd |
24,979 | static void v9fs_remove(void *opaque)
{
int32_t fid;
int err = 0;
size_t offset = 7;
V9fsFidState *fidp;
V9fsPDU *pdu = opaque;
pdu_unmarshal(pdu, offset, "d", &fid);
fidp = get_fid(pdu, fid);
if (fidp == NULL) {
err = -EINVAL;
goto out_nofid;
}
/* if fs driver is not path based, return EOPNOTSUPP */
if (!pdu->s->ctx.flags & PATHNAME_FSCONTEXT) {
err = -EOPNOTSUPP;
goto out_err;
}
/*
* IF the file is unlinked, we cannot reopen
* the file later. So don't reclaim fd
*/
err = v9fs_mark_fids_unreclaim(pdu, &fidp->path);
if (err < 0) {
goto out_err;
}
err = v9fs_co_remove(pdu, &fidp->path);
if (!err) {
err = offset;
}
out_err:
/* For TREMOVE we need to clunk the fid even on failed remove */
clunk_fid(pdu->s, fidp->fid);
put_fid(pdu, fidp);
out_nofid:
complete_pdu(pdu->s, pdu, err);
} | true | qemu | c572f23a3e7180dbeab5e86583e43ea2afed6271 |
24,980 | static void gen_msgclr(DisasContext *ctx)
{
#if defined(CONFIG_USER_ONLY)
GEN_PRIV;
#else
CHK_SV;
gen_helper_msgclr(cpu_env, cpu_gpr[rB(ctx->opcode)]);
#endif /* defined(CONFIG_USER_ONLY) */
}
| true | qemu | ebca5e6d5ec2f1cf6c886a114e161261af28dc0a |
24,981 | static av_always_inline int small_diamond_search(MpegEncContext * s, int *best, int dmin,
int src_index, int ref_index, int const penalty_factor,
int size, int h, int flags)
{
MotionEstContext * const c= &s->me;
me_cmp_func cmpf, chroma_cmpf;
int next_dir=-1;
LOAD_COMMON
LOAD_COMMON2
unsigned map_generation = c->map_generation;
cmpf = s->mecc.me_cmp[size];
chroma_cmpf = s->mecc.me_cmp[size + 1];
{ /* ensure that the best point is in the MAP as h/qpel refinement needs it */
const unsigned key = (best[1]<<ME_MAP_MV_BITS) + best[0] + map_generation;
const int index= ((best[1]<<ME_MAP_SHIFT) + best[0])&(ME_MAP_SIZE-1);
if(map[index]!=key){ //this will be executed only very rarey
score_map[index]= cmp(s, best[0], best[1], 0, 0, size, h, ref_index, src_index, cmpf, chroma_cmpf, flags);
map[index]= key;
}
}
for(;;){
int d;
const int dir= next_dir;
const int x= best[0];
const int y= best[1];
next_dir=-1;
if(dir!=2 && x>xmin) CHECK_MV_DIR(x-1, y , 0)
if(dir!=3 && y>ymin) CHECK_MV_DIR(x , y-1, 1)
if(dir!=0 && x<xmax) CHECK_MV_DIR(x+1, y , 2)
if(dir!=1 && y<ymax) CHECK_MV_DIR(x , y+1, 3)
if(next_dir==-1){
return dmin;
}
}
}
| true | FFmpeg | e71ca21f308432cac3deaabe522ac1b856471162 |
24,982 | void mips_cpu_do_interrupt(CPUState *cs)
{
#if !defined(CONFIG_USER_ONLY)
MIPSCPU *cpu = MIPS_CPU(cs);
CPUMIPSState *env = &cpu->env;
target_ulong offset;
int cause = -1;
const char *name;
if (qemu_log_enabled() && cs->exception_index != EXCP_EXT_INTERRUPT) {
if (cs->exception_index < 0 || cs->exception_index > EXCP_LAST) {
name = "unknown";
} else {
name = excp_names[cs->exception_index];
}
qemu_log("%s enter: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx " %s exception\n",
__func__, env->active_tc.PC, env->CP0_EPC, name);
}
if (cs->exception_index == EXCP_EXT_INTERRUPT &&
(env->hflags & MIPS_HFLAG_DM)) {
cs->exception_index = EXCP_DINT;
}
offset = 0x180;
switch (cs->exception_index) {
case EXCP_DSS:
env->CP0_Debug |= 1 << CP0DB_DSS;
/* Debug single step cannot be raised inside a delay slot and
resume will always occur on the next instruction
(but we assume the pc has always been updated during
code translation). */
env->CP0_DEPC = env->active_tc.PC | !!(env->hflags & MIPS_HFLAG_M16);
goto enter_debug_mode;
case EXCP_DINT:
env->CP0_Debug |= 1 << CP0DB_DINT;
goto set_DEPC;
case EXCP_DIB:
env->CP0_Debug |= 1 << CP0DB_DIB;
goto set_DEPC;
case EXCP_DBp:
env->CP0_Debug |= 1 << CP0DB_DBp;
goto set_DEPC;
case EXCP_DDBS:
env->CP0_Debug |= 1 << CP0DB_DDBS;
goto set_DEPC;
case EXCP_DDBL:
env->CP0_Debug |= 1 << CP0DB_DDBL;
set_DEPC:
env->CP0_DEPC = exception_resume_pc(env);
env->hflags &= ~MIPS_HFLAG_BMASK;
enter_debug_mode:
env->hflags |= MIPS_HFLAG_DM | MIPS_HFLAG_64 | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
/* EJTAG probe trap enable is not implemented... */
if (!(env->CP0_Status & (1 << CP0St_EXL)))
env->CP0_Cause &= ~(1 << CP0Ca_BD);
env->active_tc.PC = (int32_t)0xBFC00480;
set_hflags_for_handler(env);
break;
case EXCP_RESET:
cpu_reset(CPU(cpu));
break;
case EXCP_SRESET:
env->CP0_Status |= (1 << CP0St_SR);
memset(env->CP0_WatchLo, 0, sizeof(*env->CP0_WatchLo));
goto set_error_EPC;
case EXCP_NMI:
env->CP0_Status |= (1 << CP0St_NMI);
set_error_EPC:
env->CP0_ErrorEPC = exception_resume_pc(env);
env->hflags &= ~MIPS_HFLAG_BMASK;
env->CP0_Status |= (1 << CP0St_ERL) | (1 << CP0St_BEV);
env->hflags |= MIPS_HFLAG_64 | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
if (!(env->CP0_Status & (1 << CP0St_EXL)))
env->CP0_Cause &= ~(1 << CP0Ca_BD);
env->active_tc.PC = (int32_t)0xBFC00000;
set_hflags_for_handler(env);
break;
case EXCP_EXT_INTERRUPT:
cause = 0;
if (env->CP0_Cause & (1 << CP0Ca_IV))
offset = 0x200;
if (env->CP0_Config3 & ((1 << CP0C3_VInt) | (1 << CP0C3_VEIC))) {
/* Vectored Interrupts. */
unsigned int spacing;
unsigned int vector;
unsigned int pending = (env->CP0_Cause & CP0Ca_IP_mask) >> 8;
pending &= env->CP0_Status >> 8;
/* Compute the Vector Spacing. */
spacing = (env->CP0_IntCtl >> CP0IntCtl_VS) & ((1 << 6) - 1);
spacing <<= 5;
if (env->CP0_Config3 & (1 << CP0C3_VInt)) {
/* For VInt mode, the MIPS computes the vector internally. */
for (vector = 7; vector > 0; vector--) {
if (pending & (1 << vector)) {
/* Found it. */
break;
}
}
} else {
/* For VEIC mode, the external interrupt controller feeds the
vector through the CP0Cause IP lines. */
vector = pending;
}
offset = 0x200 + vector * spacing;
}
goto set_EPC;
case EXCP_LTLBL:
cause = 1;
goto set_EPC;
case EXCP_TLBL:
cause = 2;
if (env->error_code == 1 && !(env->CP0_Status & (1 << CP0St_EXL))) {
#if defined(TARGET_MIPS64)
int R = env->CP0_BadVAddr >> 62;
int UX = (env->CP0_Status & (1 << CP0St_UX)) != 0;
int SX = (env->CP0_Status & (1 << CP0St_SX)) != 0;
int KX = (env->CP0_Status & (1 << CP0St_KX)) != 0;
if (((R == 0 && UX) || (R == 1 && SX) || (R == 3 && KX)) &&
(!(env->insn_flags & (INSN_LOONGSON2E | INSN_LOONGSON2F))))
offset = 0x080;
else
#endif
offset = 0x000;
}
goto set_EPC;
case EXCP_TLBS:
cause = 3;
if (env->error_code == 1 && !(env->CP0_Status & (1 << CP0St_EXL))) {
#if defined(TARGET_MIPS64)
int R = env->CP0_BadVAddr >> 62;
int UX = (env->CP0_Status & (1 << CP0St_UX)) != 0;
int SX = (env->CP0_Status & (1 << CP0St_SX)) != 0;
int KX = (env->CP0_Status & (1 << CP0St_KX)) != 0;
if (((R == 0 && UX) || (R == 1 && SX) || (R == 3 && KX)) &&
(!(env->insn_flags & (INSN_LOONGSON2E | INSN_LOONGSON2F))))
offset = 0x080;
else
#endif
offset = 0x000;
}
goto set_EPC;
case EXCP_AdEL:
cause = 4;
goto set_EPC;
case EXCP_AdES:
cause = 5;
goto set_EPC;
case EXCP_IBE:
cause = 6;
goto set_EPC;
case EXCP_DBE:
cause = 7;
goto set_EPC;
case EXCP_SYSCALL:
cause = 8;
goto set_EPC;
case EXCP_BREAK:
cause = 9;
goto set_EPC;
case EXCP_RI:
cause = 10;
goto set_EPC;
case EXCP_CpU:
cause = 11;
env->CP0_Cause = (env->CP0_Cause & ~(0x3 << CP0Ca_CE)) |
(env->error_code << CP0Ca_CE);
goto set_EPC;
case EXCP_OVERFLOW:
cause = 12;
goto set_EPC;
case EXCP_TRAP:
cause = 13;
goto set_EPC;
case EXCP_FPE:
cause = 15;
goto set_EPC;
case EXCP_C2E:
cause = 18;
goto set_EPC;
case EXCP_MDMX:
cause = 22;
goto set_EPC;
case EXCP_DWATCH:
cause = 23;
/* XXX: TODO: manage defered watch exceptions */
goto set_EPC;
case EXCP_MCHECK:
cause = 24;
goto set_EPC;
case EXCP_THREAD:
cause = 25;
goto set_EPC;
case EXCP_DSPDIS:
cause = 26;
goto set_EPC;
case EXCP_CACHE:
cause = 30;
if (env->CP0_Status & (1 << CP0St_BEV)) {
offset = 0x100;
} else {
offset = 0x20000100;
}
set_EPC:
if (!(env->CP0_Status & (1 << CP0St_EXL))) {
env->CP0_EPC = exception_resume_pc(env);
if (env->hflags & MIPS_HFLAG_BMASK) {
env->CP0_Cause |= (1 << CP0Ca_BD);
} else {
env->CP0_Cause &= ~(1 << CP0Ca_BD);
}
env->CP0_Status |= (1 << CP0St_EXL);
env->hflags |= MIPS_HFLAG_64 | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
}
env->hflags &= ~MIPS_HFLAG_BMASK;
if (env->CP0_Status & (1 << CP0St_BEV)) {
env->active_tc.PC = (int32_t)0xBFC00200;
} else {
env->active_tc.PC = (int32_t)(env->CP0_EBase & ~0x3ff);
}
env->active_tc.PC += offset;
set_hflags_for_handler(env);
env->CP0_Cause = (env->CP0_Cause & ~(0x1f << CP0Ca_EC)) | (cause << CP0Ca_EC);
break;
default:
qemu_log("Invalid MIPS exception %d. Exiting\n", cs->exception_index);
printf("Invalid MIPS exception %d. Exiting\n", cs->exception_index);
exit(1);
}
if (qemu_log_enabled() && cs->exception_index != EXCP_EXT_INTERRUPT) {
qemu_log("%s: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx " cause %d\n"
" S %08x C %08x A " TARGET_FMT_lx " D " TARGET_FMT_lx "\n",
__func__, env->active_tc.PC, env->CP0_EPC, cause,
env->CP0_Status, env->CP0_Cause, env->CP0_BadVAddr,
env->CP0_DEPC);
}
#endif
cs->exception_index = EXCP_NONE;
}
| true | qemu | f45cb2f43f5bb0a4122a64e61c746048b59a84ed |
24,983 | void qmp_drive_mirror(const char *device, const char *target,
bool has_format, const char *format,
enum MirrorSyncMode sync,
bool has_mode, enum NewImageMode mode,
bool has_speed, int64_t speed,
bool has_granularity, uint32_t granularity,
bool has_buf_size, int64_t buf_size,
bool has_on_source_error, BlockdevOnError on_source_error,
bool has_on_target_error, BlockdevOnError on_target_error,
Error **errp)
{
BlockDriverState *bs;
BlockDriverState *source, *target_bs;
BlockDriver *drv = NULL;
Error *local_err = NULL;
int flags;
int64_t size;
int ret;
if (!has_speed) {
speed = 0;
}
if (!has_on_source_error) {
on_source_error = BLOCKDEV_ON_ERROR_REPORT;
}
if (!has_on_target_error) {
on_target_error = BLOCKDEV_ON_ERROR_REPORT;
}
if (!has_mode) {
mode = NEW_IMAGE_MODE_ABSOLUTE_PATHS;
}
if (!has_granularity) {
granularity = 0;
}
if (!has_buf_size) {
buf_size = DEFAULT_MIRROR_BUF_SIZE;
}
if (granularity != 0 && (granularity < 512 || granularity > 1048576 * 64)) {
error_set(errp, QERR_INVALID_PARAMETER, device);
return;
}
if (granularity & (granularity - 1)) {
error_set(errp, QERR_INVALID_PARAMETER, device);
return;
}
bs = bdrv_find(device);
if (!bs) {
error_set(errp, QERR_DEVICE_NOT_FOUND, device);
return;
}
if (!bdrv_is_inserted(bs)) {
error_set(errp, QERR_DEVICE_HAS_NO_MEDIUM, device);
return;
}
if (!has_format) {
format = mode == NEW_IMAGE_MODE_EXISTING ? NULL : bs->drv->format_name;
}
if (format) {
drv = bdrv_find_format(format);
if (!drv) {
error_set(errp, QERR_INVALID_BLOCK_FORMAT, format);
return;
}
}
if (bdrv_in_use(bs)) {
error_set(errp, QERR_DEVICE_IN_USE, device);
return;
}
flags = bs->open_flags | BDRV_O_RDWR;
source = bs->backing_hd;
if (!source && sync == MIRROR_SYNC_MODE_TOP) {
sync = MIRROR_SYNC_MODE_FULL;
}
size = bdrv_getlength(bs);
if (size < 0) {
error_setg_errno(errp, -size, "bdrv_getlength failed");
return;
}
if (sync == MIRROR_SYNC_MODE_FULL && mode != NEW_IMAGE_MODE_EXISTING) {
/* create new image w/o backing file */
assert(format && drv);
bdrv_img_create(target, format,
NULL, NULL, NULL, size, flags, &local_err, false);
} else {
switch (mode) {
case NEW_IMAGE_MODE_EXISTING:
break;
case NEW_IMAGE_MODE_ABSOLUTE_PATHS:
/* create new image with backing file */
bdrv_img_create(target, format,
source->filename,
source->drv->format_name,
NULL, size, flags, &local_err, false);
break;
default:
abort();
}
}
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);
return;
}
/* Mirroring takes care of copy-on-write using the source's backing
* file.
*/
target_bs = bdrv_new("");
ret = bdrv_open(target_bs, target, NULL, flags | BDRV_O_NO_BACKING, drv,
&local_err);
if (ret < 0) {
bdrv_unref(target_bs);
error_propagate(errp, local_err);
return;
}
mirror_start(bs, target_bs, speed, granularity, buf_size, sync,
on_source_error, on_target_error,
block_job_cb, bs, &local_err);
if (local_err != NULL) {
bdrv_unref(target_bs);
error_propagate(errp, local_err);
return;
}
}
| true | qemu | 1452686495922b81d6cf43edf025c1aef15965c0 |
24,984 | static void opt_frame_aspect_ratio(const char *arg)
{
int x = 0, y = 0;
double ar = 0;
const char *p;
char *end;
p = strchr(arg, ':');
if (p) {
x = strtol(arg, &end, 10);
if (end == p)
y = strtol(end+1, &end, 10);
if (x > 0 && y > 0)
ar = (double)x / (double)y;
} else
ar = strtod(arg, NULL);
if (!ar) {
fprintf(stderr, "Incorrect aspect ratio specification.\n");
ffmpeg_exit(1);
}
frame_aspect_ratio = ar;
x = vfilters ? strlen(vfilters) : 0;
vfilters = av_realloc(vfilters, x+100);
snprintf(vfilters+x, x+100, "%csetdar=%f\n", x?',':' ', ar);
}
| true | FFmpeg | 0886267e3cc4ce12bcd48b712d8affa8c953bc38 |
24,986 | static int tcp_write(URLContext *h, uint8_t *buf, int size)
{
TCPContext *s = h->priv_data;
int ret, size1, fd_max;
fd_set wfds;
struct timeval tv;
size1 = size;
while (size > 0) {
if (url_interrupt_cb())
return -EINTR;
fd_max = s->fd;
FD_ZERO(&wfds);
FD_SET(s->fd, &wfds);
tv.tv_sec = 0;
tv.tv_usec = 100 * 1000;
select(fd_max + 1, NULL, &wfds, NULL, &tv);
#ifdef __BEOS__
ret = send(s->fd, buf, size, 0);
#else
ret = write(s->fd, buf, size);
#endif
if (ret < 0) {
if (errno != EINTR && errno != EAGAIN) {
#ifdef __BEOS__
return errno;
#else
return -errno;
#endif
}
continue;
}
size -= ret;
buf += ret;
}
return size1 - size;
}
| false | FFmpeg | b51469a0c54b30079eecc4891cc050778f343683 |
24,987 | static void glfs_clear_preopened(glfs_t *fs)
{
ListElement *entry = NULL;
if (fs == NULL) {
return;
}
QLIST_FOREACH(entry, &glfs_list, list) {
if (entry->saved.fs == fs) {
if (--entry->saved.ref) {
return;
}
QLIST_REMOVE(entry, list);
glfs_fini(entry->saved.fs);
g_free(entry->saved.volume);
g_free(entry);
}
}
}
| true | qemu | 668c0e441d761a79f33eae11c120e01a29f9d4dd |
24,988 | static av_cold int mm_decode_init(AVCodecContext *avctx)
{
MmContext *s = avctx->priv_data;
s->avctx = avctx;
avctx->pix_fmt = AV_PIX_FMT_PAL8;
s->frame = av_frame_alloc();
if (!s->frame)
return AVERROR(ENOMEM);
return 0; | true | FFmpeg | 17ba719d9ba30c970f65747f42d5fbb1e447ca28 |
24,989 | static void uhci_process_frame(UHCIState *s)
{
uint32_t frame_addr, link, old_td_ctrl, val, int_mask;
uint32_t curr_qh, td_count = 0;
int cnt, ret;
UHCI_TD td;
UHCI_QH qh;
QhDb qhdb;
frame_addr = s->fl_base_addr + ((s->frnum & 0x3ff) << 2);
pci_dma_read(&s->dev, frame_addr, &link, 4);
le32_to_cpus(&link);
int_mask = 0;
curr_qh = 0;
qhdb_reset(&qhdb);
for (cnt = FRAME_MAX_LOOPS; is_valid(link) && cnt; cnt--) {
if (s->frame_bytes >= s->frame_bandwidth) {
/* We've reached the usb 1.1 bandwidth, which is
1280 bytes/frame, stop processing */
trace_usb_uhci_frame_stop_bandwidth();
break;
}
if (is_qh(link)) {
/* QH */
trace_usb_uhci_qh_load(link & ~0xf);
if (qhdb_insert(&qhdb, link)) {
/*
* We're going in circles. Which is not a bug because
* HCD is allowed to do that as part of the BW management.
*
* Stop processing here if no transaction has been done
* since we've been here last time.
*/
if (td_count == 0) {
trace_usb_uhci_frame_loop_stop_idle();
break;
} else {
trace_usb_uhci_frame_loop_continue();
td_count = 0;
qhdb_reset(&qhdb);
qhdb_insert(&qhdb, link);
}
}
pci_dma_read(&s->dev, link & ~0xf, &qh, sizeof(qh));
le32_to_cpus(&qh.link);
le32_to_cpus(&qh.el_link);
if (!is_valid(qh.el_link)) {
/* QH w/o elements */
curr_qh = 0;
link = qh.link;
} else {
/* QH with elements */
curr_qh = link;
link = qh.el_link;
}
continue;
}
/* TD */
uhci_read_td(s, &td, link);
trace_usb_uhci_td_load(curr_qh & ~0xf, link & ~0xf, td.ctrl, td.token);
old_td_ctrl = td.ctrl;
ret = uhci_handle_td(s, NULL, &td, link, &int_mask);
if (old_td_ctrl != td.ctrl) {
/* update the status bits of the TD */
val = cpu_to_le32(td.ctrl);
pci_dma_write(&s->dev, (link & ~0xf) + 4, &val, sizeof(val));
}
switch (ret) {
case TD_RESULT_STOP_FRAME: /* interrupted frame */
goto out;
case TD_RESULT_NEXT_QH:
case TD_RESULT_ASYNC_CONT:
trace_usb_uhci_td_nextqh(curr_qh & ~0xf, link & ~0xf);
link = curr_qh ? qh.link : td.link;
continue;
case TD_RESULT_ASYNC_START:
trace_usb_uhci_td_async(curr_qh & ~0xf, link & ~0xf);
link = curr_qh ? qh.link : td.link;
continue;
case TD_RESULT_COMPLETE:
trace_usb_uhci_td_complete(curr_qh & ~0xf, link & ~0xf);
link = td.link;
td_count++;
s->frame_bytes += (td.ctrl & 0x7ff) + 1;
if (curr_qh) {
/* update QH element link */
qh.el_link = link;
val = cpu_to_le32(qh.el_link);
pci_dma_write(&s->dev, (curr_qh & ~0xf) + 4, &val, sizeof(val));
if (!depth_first(link)) {
/* done with this QH */
curr_qh = 0;
link = qh.link;
}
}
break;
default:
assert(!"unknown return code");
}
/* go to the next entry */
}
out:
s->pending_int_mask |= int_mask;
}
| true | qemu | 66a08cbe6ad1aebec8eecf58b3ba042e19dd1649 |
24,990 | static void test_validate_fail_alternate(TestInputVisitorData *data,
const void *unused)
{
UserDefAlternate *tmp;
Visitor *v;
Error *err = NULL;
v = validate_test_init(data, "3.14");
visit_type_UserDefAlternate(v, NULL, &tmp, &err);
error_free_or_abort(&err);
g_assert(!tmp);
}
| false | qemu | b3db211f3c80bb996a704d665fe275619f728bd4 |
24,991 | void sclp_print(const char *str)
{
int len = _strlen(str);
WriteEventData *sccb = (void*)_sccb;
sccb->h.length = sizeof(WriteEventData) + len;
sccb->h.function_code = SCLP_FC_NORMAL_WRITE;
sccb->ebh.length = sizeof(EventBufferHeader) + len;
sccb->ebh.type = SCLP_EVENT_ASCII_CONSOLE_DATA;
sccb->ebh.flags = 0;
_memcpy(sccb->data, str, len);
sclp_service_call(SCLP_CMD_WRITE_EVENT_DATA, sccb);
}
| false | qemu | abd696e4f74a9d30801c6ae2693efe4e5979c2f2 |
24,992 | float64 helper_fstod(CPUSPARCState *env, float32 src)
{
float64 ret;
clear_float_exceptions(env);
ret = float32_to_float64(src, &env->fp_status);
check_ieee_exceptions(env);
return ret;
}
| false | qemu | 7385aed20db5d83979f683b9d0048674411e963c |
24,993 | static void do_log(int loglevel, const char *format, ...)
{
va_list ap;
va_start(ap, format);
if (is_daemon) {
vsyslog(LOG_CRIT, format, ap);
} else {
vfprintf(stderr, format, ap);
}
va_end(ap);
}
| false | qemu | c5c7d3f0a79a977955e9df436cf9ca17269b8783 |
24,994 | static void gic_reset(gic_state *s)
{
int i;
memset(s->irq_state, 0, GIC_NIRQ * sizeof(gic_irq_state));
for (i = 0 ; i < NUM_CPU(s); i++) {
s->priority_mask[i] = 0xf0;
s->current_pending[i] = 1023;
s->running_irq[i] = 1023;
s->running_priority[i] = 0x100;
#ifdef NVIC
/* The NVIC doesn't have per-cpu interfaces, so enable by default. */
s->cpu_enabled[i] = 1;
#else
s->cpu_enabled[i] = 0;
#endif
}
for (i = 0; i < 16; i++) {
GIC_SET_ENABLED(i);
GIC_SET_TRIGGER(i);
}
#ifdef NVIC
/* The NVIC is always enabled. */
s->enabled = 1;
#else
s->enabled = 0;
#endif
}
| false | qemu | 41bf234d8e35e9273290df278e2aeb88c0c50a4f |
24,995 | static void xhci_er_reset(XHCIState *xhci, int v)
{
XHCIInterrupter *intr = &xhci->intr[v];
XHCIEvRingSeg seg;
if (intr->erstsz == 0) {
/* disabled */
intr->er_start = 0;
intr->er_size = 0;
return;
}
/* cache the (sole) event ring segment location */
if (intr->erstsz != 1) {
DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz);
xhci_die(xhci);
return;
}
dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high);
pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg));
le32_to_cpus(&seg.addr_low);
le32_to_cpus(&seg.addr_high);
le32_to_cpus(&seg.size);
if (seg.size < 16 || seg.size > 4096) {
DPRINTF("xhci: invalid value for segment size: %d\n", seg.size);
xhci_die(xhci);
return;
}
intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high);
intr->er_size = seg.size;
intr->er_ep_idx = 0;
intr->er_pcs = 1;
DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n",
v, intr->er_start, intr->er_size);
}
| false | qemu | 6100dda70d84be83d131c3b35cb9c00f7b07db15 |
24,996 | static void pxa2xx_cm_write(void *opaque, hwaddr addr,
uint64_t value, unsigned size)
{
PXA2xxState *s = (PXA2xxState *) opaque;
switch (addr) {
case CCCR:
case CKEN:
s->cm_regs[addr >> 2] = value;
break;
case OSCC:
s->cm_regs[addr >> 2] &= ~0x6c;
s->cm_regs[addr >> 2] |= value & 0x6e;
if ((value >> 1) & 1) /* OON */
s->cm_regs[addr >> 2] |= 1 << 0; /* Oscillator is now stable */
break;
default:
printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr);
break;
}
}
| false | qemu | a89f364ae8740dfc31b321eed9ee454e996dc3c1 |
24,997 | static void do_mac_write(lan9118_state *s, int reg, uint32_t val)
{
switch (reg) {
case MAC_CR:
if ((s->mac_cr & MAC_CR_RXEN) != 0 && (val & MAC_CR_RXEN) == 0) {
s->int_sts |= RXSTOP_INT;
}
s->mac_cr = val & ~MAC_CR_RESERVED;
DPRINTF("MAC_CR: %08x\n", val);
break;
case MAC_ADDRH:
s->conf.macaddr.a[4] = val & 0xff;
s->conf.macaddr.a[5] = (val >> 8) & 0xff;
lan9118_mac_changed(s);
break;
case MAC_ADDRL:
s->conf.macaddr.a[0] = val & 0xff;
s->conf.macaddr.a[1] = (val >> 8) & 0xff;
s->conf.macaddr.a[2] = (val >> 16) & 0xff;
s->conf.macaddr.a[3] = (val >> 24) & 0xff;
lan9118_mac_changed(s);
break;
case MAC_HASHH:
s->mac_hashh = val;
break;
case MAC_HASHL:
s->mac_hashl = val;
break;
case MAC_MII_ACC:
s->mac_mii_acc = val & 0xffc2;
if (val & 2) {
DPRINTF("PHY write %d = 0x%04x\n",
(val >> 6) & 0x1f, s->mac_mii_data);
do_phy_write(s, (val >> 6) & 0x1f, s->mac_mii_data);
} else {
s->mac_mii_data = do_phy_read(s, (val >> 6) & 0x1f);
DPRINTF("PHY read %d = 0x%04x\n",
(val >> 6) & 0x1f, s->mac_mii_data);
}
break;
case MAC_MII_DATA:
s->mac_mii_data = val & 0xffff;
break;
case MAC_FLOW:
s->mac_flow = val & 0xffff0000;
break;
case MAC_VLAN1:
/* Writing to this register changes a condition for
* FrameTooLong bit in rx_status. Since we do not set
* FrameTooLong anyway, just ignore write to this.
*/
break;
default:
hw_error("lan9118: Unimplemented MAC register write: %d = 0x%x\n",
s->mac_cmd & 0xf, val);
}
}
| false | qemu | 52b4bb7383b32e4e7512f98c57738c8fc9cb35ba |
24,998 | static void decode_rrr_divide(CPUTriCoreState *env, DisasContext *ctx)
{
uint32_t op2;
int r1, r2, r3, r4;
op2 = MASK_OP_RRR_OP2(ctx->opcode);
r1 = MASK_OP_RRR_S1(ctx->opcode);
r2 = MASK_OP_RRR_S2(ctx->opcode);
r3 = MASK_OP_RRR_S3(ctx->opcode);
r4 = MASK_OP_RRR_D(ctx->opcode);
CHECK_REG_PAIR(r3);
switch (op2) {
case OPC2_32_RRR_DVADJ:
CHECK_REG_PAIR(r4);
GEN_HELPER_RRR(dvadj, cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
break;
case OPC2_32_RRR_DVSTEP:
CHECK_REG_PAIR(r4);
GEN_HELPER_RRR(dvstep, cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
break;
case OPC2_32_RRR_DVSTEP_U:
CHECK_REG_PAIR(r4);
GEN_HELPER_RRR(dvstep_u, cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
break;
case OPC2_32_RRR_IXMAX:
CHECK_REG_PAIR(r4);
GEN_HELPER_RRR(ixmax, cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
break;
case OPC2_32_RRR_IXMAX_U:
CHECK_REG_PAIR(r4);
GEN_HELPER_RRR(ixmax_u, cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
break;
case OPC2_32_RRR_IXMIN:
CHECK_REG_PAIR(r4);
GEN_HELPER_RRR(ixmin, cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
break;
case OPC2_32_RRR_IXMIN_U:
CHECK_REG_PAIR(r4);
GEN_HELPER_RRR(ixmin_u, cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
break;
case OPC2_32_RRR_PACK:
gen_helper_pack(cpu_gpr_d[r4], cpu_PSW_C, cpu_gpr_d[r3],
cpu_gpr_d[r3+1], cpu_gpr_d[r1]);
break;
default:
generate_trap(ctx, TRAPC_INSN_ERR, TIN2_IOPC);
}
}
| false | qemu | c433a17141fb2a400ecb656e55d8d21caa2e2390 |
24,999 | static void qemu_input_transform_abs_rotate(InputEvent *evt)
{
InputMoveEvent *move = evt->u.abs;
switch (graphic_rotate) {
case 90:
if (move->axis == INPUT_AXIS_X) {
move->axis = INPUT_AXIS_Y;
} else if (move->axis == INPUT_AXIS_Y) {
move->axis = INPUT_AXIS_X;
move->value = INPUT_EVENT_ABS_SIZE - 1 - move->value;
}
break;
case 180:
move->value = INPUT_EVENT_ABS_SIZE - 1 - move->value;
break;
case 270:
if (move->axis == INPUT_AXIS_X) {
move->axis = INPUT_AXIS_Y;
move->value = INPUT_EVENT_ABS_SIZE - 1 - move->value;
} else if (move->axis == INPUT_AXIS_Y) {
move->axis = INPUT_AXIS_X;
}
break;
}
}
| false | qemu | 32bafa8fdd098d52fbf1102d5a5e48d29398c0aa |
25,000 | static int split_init(AVFilterContext *ctx, const char *args, void *opaque)
{
int i, nb_outputs = 2;
if (args) {
nb_outputs = strtol(args, NULL, 0);
if (nb_outputs <= 0) {
av_log(ctx, AV_LOG_ERROR, "Invalid number of outputs specified: %d.\n",
nb_outputs);
return AVERROR(EINVAL);
}
}
for (i = 0; i < nb_outputs; i++) {
char name[32];
AVFilterPad pad = { 0 };
snprintf(name, sizeof(name), "output%d", i);
pad.type = !strcmp(ctx->name, "split") ? AVMEDIA_TYPE_VIDEO : AVMEDIA_TYPE_AUDIO;
pad.name = av_strdup(name);
avfilter_insert_outpad(ctx, i, &pad);
}
return 0;
}
| false | FFmpeg | 3d2515a8f3ba35f10a69d077936770955b5394da |
25,001 | static int mcf_fec_can_receive(void *opaque)
{
mcf_fec_state *s = (mcf_fec_state *)opaque;
return s->rx_enabled;
}
| false | qemu | e3f5ec2b5e92706e3b807059f79b1fb5d936e567 |
25,002 | static void qxl_realize_common(PCIQXLDevice *qxl, Error **errp)
{
uint8_t* config = qxl->pci.config;
uint32_t pci_device_rev;
uint32_t io_size;
qxl->mode = QXL_MODE_UNDEFINED;
qxl->generation = 1;
qxl->num_memslots = NUM_MEMSLOTS;
qemu_mutex_init(&qxl->track_lock);
qemu_mutex_init(&qxl->async_lock);
qxl->current_async = QXL_UNDEFINED_IO;
qxl->guest_bug = 0;
switch (qxl->revision) {
case 1: /* spice 0.4 -- qxl-1 */
pci_device_rev = QXL_REVISION_STABLE_V04;
io_size = 8;
break;
case 2: /* spice 0.6 -- qxl-2 */
pci_device_rev = QXL_REVISION_STABLE_V06;
io_size = 16;
break;
case 3: /* qxl-3 */
pci_device_rev = QXL_REVISION_STABLE_V10;
io_size = 32; /* PCI region size must be pow2 */
break;
case 4: /* qxl-4 */
pci_device_rev = QXL_REVISION_STABLE_V12;
io_size = pow2ceil(QXL_IO_RANGE_SIZE);
break;
default:
error_setg(errp, "Invalid revision %d for qxl device (max %d)",
qxl->revision, QXL_DEFAULT_REVISION);
return;
}
pci_set_byte(&config[PCI_REVISION_ID], pci_device_rev);
pci_set_byte(&config[PCI_INTERRUPT_PIN], 1);
qxl->rom_size = qxl_rom_size();
memory_region_init_ram(&qxl->rom_bar, OBJECT(qxl), "qxl.vrom",
qxl->rom_size, &error_fatal);
vmstate_register_ram(&qxl->rom_bar, &qxl->pci.qdev);
init_qxl_rom(qxl);
init_qxl_ram(qxl);
qxl->guest_surfaces.cmds = g_new0(QXLPHYSICAL, qxl->ssd.num_surfaces);
memory_region_init_ram(&qxl->vram_bar, OBJECT(qxl), "qxl.vram",
qxl->vram_size, &error_fatal);
vmstate_register_ram(&qxl->vram_bar, &qxl->pci.qdev);
memory_region_init_alias(&qxl->vram32_bar, OBJECT(qxl), "qxl.vram32",
&qxl->vram_bar, 0, qxl->vram32_size);
memory_region_init_io(&qxl->io_bar, OBJECT(qxl), &qxl_io_ops, qxl,
"qxl-ioports", io_size);
if (qxl->id == 0) {
vga_dirty_log_start(&qxl->vga);
}
memory_region_set_flush_coalesced(&qxl->io_bar);
pci_register_bar(&qxl->pci, QXL_IO_RANGE_INDEX,
PCI_BASE_ADDRESS_SPACE_IO, &qxl->io_bar);
pci_register_bar(&qxl->pci, QXL_ROM_RANGE_INDEX,
PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->rom_bar);
pci_register_bar(&qxl->pci, QXL_RAM_RANGE_INDEX,
PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vga.vram);
pci_register_bar(&qxl->pci, QXL_VRAM_RANGE_INDEX,
PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vram32_bar);
if (qxl->vram32_size < qxl->vram_size) {
/*
* Make the 64bit vram bar show up only in case it is
* configured to be larger than the 32bit vram bar.
*/
pci_register_bar(&qxl->pci, QXL_VRAM64_RANGE_INDEX,
PCI_BASE_ADDRESS_SPACE_MEMORY |
PCI_BASE_ADDRESS_MEM_TYPE_64 |
PCI_BASE_ADDRESS_MEM_PREFETCH,
&qxl->vram_bar);
}
/* print pci bar details */
dprint(qxl, 1, "ram/%s: %d MB [region 0]\n",
qxl->id == 0 ? "pri" : "sec",
qxl->vga.vram_size / (1024*1024));
dprint(qxl, 1, "vram/32: %d MB [region 1]\n",
qxl->vram32_size / (1024*1024));
dprint(qxl, 1, "vram/64: %d MB %s\n",
qxl->vram_size / (1024*1024),
qxl->vram32_size < qxl->vram_size ? "[region 4]" : "[unmapped]");
qxl->ssd.qxl.base.sif = &qxl_interface.base;
if (qemu_spice_add_display_interface(&qxl->ssd.qxl, qxl->vga.con) != 0) {
error_setg(errp, "qxl interface %d.%d not supported by spice-server",
SPICE_INTERFACE_QXL_MAJOR, SPICE_INTERFACE_QXL_MINOR);
return;
}
qemu_add_vm_change_state_handler(qxl_vm_change_state_handler, qxl);
qxl->update_irq = qemu_bh_new(qxl_update_irq_bh, qxl);
qxl_reset_state(qxl);
qxl->update_area_bh = qemu_bh_new(qxl_render_update_area_bh, qxl);
qxl->ssd.cursor_bh = qemu_bh_new(qemu_spice_cursor_refresh_bh, &qxl->ssd);
}
| false | qemu | de1b9b85eff3dca42fe2cabe6e026cd2a2d5c769 |
25,003 | static int css_interpret_ccw(SubchDev *sch, hwaddr ccw_addr,
bool suspend_allowed)
{
int ret;
bool check_len;
int len;
CCW1 ccw;
if (!ccw_addr) {
return -EIO;
}
/* Check doubleword aligned and 31 or 24 (fmt 0) bit addressable. */
if (ccw_addr & (sch->ccw_fmt_1 ? 0x80000007 : 0xff000007)) {
return -EINVAL;
}
/* Translate everything to format-1 ccws - the information is the same. */
ccw = copy_ccw_from_guest(ccw_addr, sch->ccw_fmt_1);
/* Check for invalid command codes. */
if ((ccw.cmd_code & 0x0f) == 0) {
return -EINVAL;
}
if (((ccw.cmd_code & 0x0f) == CCW_CMD_TIC) &&
((ccw.cmd_code & 0xf0) != 0)) {
return -EINVAL;
}
if (!sch->ccw_fmt_1 && (ccw.count == 0) &&
(ccw.cmd_code != CCW_CMD_TIC)) {
return -EINVAL;
}
/* We don't support MIDA. */
if (ccw.flags & CCW_FLAG_MIDA) {
return -EINVAL;
}
if (ccw.flags & CCW_FLAG_SUSPEND) {
return suspend_allowed ? -EINPROGRESS : -EINVAL;
}
check_len = !((ccw.flags & CCW_FLAG_SLI) && !(ccw.flags & CCW_FLAG_DC));
if (!ccw.cda) {
if (sch->ccw_no_data_cnt == 255) {
return -EINVAL;
}
sch->ccw_no_data_cnt++;
}
/* Look at the command. */
switch (ccw.cmd_code) {
case CCW_CMD_NOOP:
/* Nothing to do. */
ret = 0;
break;
case CCW_CMD_BASIC_SENSE:
if (check_len) {
if (ccw.count != sizeof(sch->sense_data)) {
ret = -EINVAL;
break;
}
}
len = MIN(ccw.count, sizeof(sch->sense_data));
cpu_physical_memory_write(ccw.cda, sch->sense_data, len);
sch->curr_status.scsw.count = ccw.count - len;
memset(sch->sense_data, 0, sizeof(sch->sense_data));
ret = 0;
break;
case CCW_CMD_SENSE_ID:
{
SenseId sense_id;
copy_sense_id_to_guest(&sense_id, &sch->id);
/* Sense ID information is device specific. */
if (check_len) {
if (ccw.count != sizeof(sense_id)) {
ret = -EINVAL;
break;
}
}
len = MIN(ccw.count, sizeof(sense_id));
/*
* Only indicate 0xff in the first sense byte if we actually
* have enough place to store at least bytes 0-3.
*/
if (len >= 4) {
sense_id.reserved = 0xff;
} else {
sense_id.reserved = 0;
}
cpu_physical_memory_write(ccw.cda, &sense_id, len);
sch->curr_status.scsw.count = ccw.count - len;
ret = 0;
break;
}
case CCW_CMD_TIC:
if (sch->last_cmd_valid && (sch->last_cmd.cmd_code == CCW_CMD_TIC)) {
ret = -EINVAL;
break;
}
if (ccw.flags & (CCW_FLAG_CC | CCW_FLAG_DC)) {
ret = -EINVAL;
break;
}
sch->channel_prog = ccw.cda;
ret = -EAGAIN;
break;
default:
if (sch->ccw_cb) {
/* Handle device specific commands. */
ret = sch->ccw_cb(sch, ccw);
} else {
ret = -ENOSYS;
}
break;
}
sch->last_cmd = ccw;
sch->last_cmd_valid = true;
if (ret == 0) {
if (ccw.flags & CCW_FLAG_CC) {
sch->channel_prog += 8;
ret = -EAGAIN;
}
}
return ret;
}
| false | qemu | 4add0da64942d83e0564147c0876b01074bde9cb |
25,004 | static void bdrv_detach_child(BdrvChild *child)
{
if (child->next.le_prev) {
QLIST_REMOVE(child, next);
child->next.le_prev = NULL;
}
bdrv_replace_child(child, NULL, false);
g_free(child->name);
g_free(child);
}
| false | qemu | 466787fbca9b25b47365b3d2c09d308df67a61db |
25,006 | RTCState *rtc_mm_init(target_phys_addr_t base, int it_shift, qemu_irq irq,
int base_year)
{
RTCState *s;
int io_memory;
s = qemu_mallocz(sizeof(RTCState));
s->irq = irq;
s->cmos_data[RTC_REG_A] = 0x26;
s->cmos_data[RTC_REG_B] = 0x02;
s->cmos_data[RTC_REG_C] = 0x00;
s->cmos_data[RTC_REG_D] = 0x80;
s->base_year = base_year;
rtc_set_date_from_host(s);
s->periodic_timer = qemu_new_timer(rtc_clock, rtc_periodic_timer, s);
s->second_timer = qemu_new_timer(rtc_clock, rtc_update_second, s);
s->second_timer2 = qemu_new_timer(rtc_clock, rtc_update_second2, s);
s->next_second_time =
qemu_get_clock(rtc_clock) + (get_ticks_per_sec() * 99) / 100;
qemu_mod_timer(s->second_timer2, s->next_second_time);
io_memory = cpu_register_io_memory(rtc_mm_read, rtc_mm_write, s);
cpu_register_physical_memory(base, 2 << it_shift, io_memory);
register_savevm("mc146818rtc", base, 1, rtc_save, rtc_load, s);
#ifdef TARGET_I386
if (rtc_td_hack)
register_savevm("mc146818rtc-td", base, 1, rtc_save_td, rtc_load_td, s);
#endif
qemu_register_reset(rtc_reset, s);
return s;
}
| false | qemu | 048c74c4379789d03c857cea038ec00d95b68eaf |
25,008 | INLINE float64 packFloat64( flag zSign, int16 zExp, bits64 zSig )
{
return ( ( (bits64) zSign )<<63 ) + ( ( (bits64) zExp )<<52 ) + zSig;
}
| false | qemu | f090c9d4ad5812fb92843d6470a1111c15190c4c |
25,009 | static int qcow_create2(const char *filename, int64_t total_size,
const char *backing_file, const char *backing_format,
int flags, size_t cluster_size, int prealloc)
{
int fd, header_size, backing_filename_len, l1_size, i, shift, l2_bits;
int ref_clusters, backing_format_len = 0;
QCowHeader header;
uint64_t tmp, offset;
QCowCreateState s1, *s = &s1;
QCowExtension ext_bf = {0, 0};
memset(s, 0, sizeof(*s));
fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644);
if (fd < 0)
return -1;
memset(&header, 0, sizeof(header));
header.magic = cpu_to_be32(QCOW_MAGIC);
header.version = cpu_to_be32(QCOW_VERSION);
header.size = cpu_to_be64(total_size * 512);
header_size = sizeof(header);
backing_filename_len = 0;
if (backing_file) {
if (backing_format) {
ext_bf.magic = QCOW_EXT_MAGIC_BACKING_FORMAT;
backing_format_len = strlen(backing_format);
ext_bf.len = (backing_format_len + 7) & ~7;
header_size += ((sizeof(ext_bf) + ext_bf.len + 7) & ~7);
}
header.backing_file_offset = cpu_to_be64(header_size);
backing_filename_len = strlen(backing_file);
header.backing_file_size = cpu_to_be32(backing_filename_len);
header_size += backing_filename_len;
}
/* Cluster size */
s->cluster_bits = get_bits_from_size(cluster_size);
if (s->cluster_bits < MIN_CLUSTER_BITS ||
s->cluster_bits > MAX_CLUSTER_BITS)
{
fprintf(stderr, "Cluster size must be a power of two between "
"%d and %dk\n",
1 << MIN_CLUSTER_BITS,
1 << (MAX_CLUSTER_BITS - 10));
return -EINVAL;
}
s->cluster_size = 1 << s->cluster_bits;
header.cluster_bits = cpu_to_be32(s->cluster_bits);
header_size = (header_size + 7) & ~7;
if (flags & BLOCK_FLAG_ENCRYPT) {
header.crypt_method = cpu_to_be32(QCOW_CRYPT_AES);
} else {
header.crypt_method = cpu_to_be32(QCOW_CRYPT_NONE);
}
l2_bits = s->cluster_bits - 3;
shift = s->cluster_bits + l2_bits;
l1_size = (((total_size * 512) + (1LL << shift) - 1) >> shift);
offset = align_offset(header_size, s->cluster_size);
s->l1_table_offset = offset;
header.l1_table_offset = cpu_to_be64(s->l1_table_offset);
header.l1_size = cpu_to_be32(l1_size);
offset += align_offset(l1_size * sizeof(uint64_t), s->cluster_size);
s->refcount_table = qemu_mallocz(s->cluster_size);
s->refcount_table_offset = offset;
header.refcount_table_offset = cpu_to_be64(offset);
header.refcount_table_clusters = cpu_to_be32(1);
offset += s->cluster_size;
s->refcount_block_offset = offset;
/* count how many refcount blocks needed */
tmp = offset >> s->cluster_bits;
ref_clusters = (tmp >> (s->cluster_bits - REFCOUNT_SHIFT)) + 1;
for (i=0; i < ref_clusters; i++) {
s->refcount_table[i] = cpu_to_be64(offset);
offset += s->cluster_size;
}
s->refcount_block = qemu_mallocz(ref_clusters * s->cluster_size);
/* update refcounts */
qcow2_create_refcount_update(s, 0, header_size);
qcow2_create_refcount_update(s, s->l1_table_offset,
l1_size * sizeof(uint64_t));
qcow2_create_refcount_update(s, s->refcount_table_offset, s->cluster_size);
qcow2_create_refcount_update(s, s->refcount_block_offset,
ref_clusters * s->cluster_size);
/* write all the data */
write(fd, &header, sizeof(header));
if (backing_file) {
if (backing_format_len) {
char zero[16];
int d = ext_bf.len - backing_format_len;
memset(zero, 0, sizeof(zero));
cpu_to_be32s(&ext_bf.magic);
cpu_to_be32s(&ext_bf.len);
write(fd, &ext_bf, sizeof(ext_bf));
write(fd, backing_format, backing_format_len);
if (d>0) {
write(fd, zero, d);
}
}
write(fd, backing_file, backing_filename_len);
}
lseek(fd, s->l1_table_offset, SEEK_SET);
tmp = 0;
for(i = 0;i < l1_size; i++) {
write(fd, &tmp, sizeof(tmp));
}
lseek(fd, s->refcount_table_offset, SEEK_SET);
write(fd, s->refcount_table, s->cluster_size);
lseek(fd, s->refcount_block_offset, SEEK_SET);
write(fd, s->refcount_block, ref_clusters * s->cluster_size);
qemu_free(s->refcount_table);
qemu_free(s->refcount_block);
close(fd);
/* Preallocate metadata */
if (prealloc) {
BlockDriverState *bs;
bs = bdrv_new("");
bdrv_open(bs, filename, BDRV_O_CACHE_WB);
preallocate(bs);
bdrv_close(bs);
}
return 0;
}
| false | qemu | e1c7f0e3f998866bedc9bdb53d247859b7beb5ce |
25,010 | static void scsi_cd_change_media_cb(void *opaque, bool load)
{
SCSIDiskState *s = opaque;
/*
* When a CD gets changed, we have to report an ejected state and
* then a loaded state to guests so that they detect tray
* open/close and media change events. Guests that do not use
* GET_EVENT_STATUS_NOTIFICATION to detect such tray open/close
* states rely on this behavior.
*
* media_changed governs the state machine used for unit attention
* report. media_event is used by GET EVENT STATUS NOTIFICATION.
*/
s->media_changed = load;
s->tray_open = !load;
s->qdev.unit_attention = SENSE_CODE(UNIT_ATTENTION_NO_MEDIUM);
s->media_event = true;
s->eject_request = false;
}
| false | qemu | e48e84ea80cb2e7fe6e48196ce187cfba6e3eb2c |
25,012 | static int check_directory_consistency(BDRVVVFATState *s,
int cluster_num, const char* path)
{
int ret = 0;
unsigned char* cluster = g_malloc(s->cluster_size);
direntry_t* direntries = (direntry_t*)cluster;
mapping_t* mapping = find_mapping_for_cluster(s, cluster_num);
long_file_name lfn;
int path_len = strlen(path);
char path2[PATH_MAX];
assert(path_len < PATH_MAX); /* len was tested before! */
pstrcpy(path2, sizeof(path2), path);
path2[path_len] = '/';
path2[path_len + 1] = '\0';
if (mapping) {
const char* basename = get_basename(mapping->path);
const char* basename2 = get_basename(path);
assert(mapping->mode & MODE_DIRECTORY);
assert(mapping->mode & MODE_DELETED);
mapping->mode &= ~MODE_DELETED;
if (strcmp(basename, basename2))
schedule_rename(s, cluster_num, g_strdup(path));
} else
/* new directory */
schedule_mkdir(s, cluster_num, g_strdup(path));
lfn_init(&lfn);
do {
int i;
int subret = 0;
ret++;
if (s->used_clusters[cluster_num] & USED_ANY) {
fprintf(stderr, "cluster %d used more than once\n", (int)cluster_num);
return 0;
}
s->used_clusters[cluster_num] = USED_DIRECTORY;
DLOG(fprintf(stderr, "read cluster %d (sector %d)\n", (int)cluster_num, (int)cluster2sector(s, cluster_num)));
subret = vvfat_read(s->bs, cluster2sector(s, cluster_num), cluster,
s->sectors_per_cluster);
if (subret) {
fprintf(stderr, "Error fetching direntries\n");
fail:
free(cluster);
return 0;
}
for (i = 0; i < 0x10 * s->sectors_per_cluster; i++) {
int cluster_count = 0;
DLOG(fprintf(stderr, "check direntry %d: \n", i); print_direntry(direntries + i));
if (is_volume_label(direntries + i) || is_dot(direntries + i) ||
is_free(direntries + i))
continue;
subret = parse_long_name(&lfn, direntries + i);
if (subret < 0) {
fprintf(stderr, "Error in long name\n");
goto fail;
}
if (subret == 0 || is_free(direntries + i))
continue;
if (fat_chksum(direntries+i) != lfn.checksum) {
subret = parse_short_name(s, &lfn, direntries + i);
if (subret < 0) {
fprintf(stderr, "Error in short name (%d)\n", subret);
goto fail;
}
if (subret > 0 || !strcmp((char*)lfn.name, ".")
|| !strcmp((char*)lfn.name, ".."))
continue;
}
lfn.checksum = 0x100; /* cannot use long name twice */
if (path_len + 1 + lfn.len >= PATH_MAX) {
fprintf(stderr, "Name too long: %s/%s\n", path, lfn.name);
goto fail;
}
pstrcpy(path2 + path_len + 1, sizeof(path2) - path_len - 1,
(char*)lfn.name);
if (is_directory(direntries + i)) {
if (begin_of_direntry(direntries + i) == 0) {
DLOG(fprintf(stderr, "invalid begin for directory: %s\n", path2); print_direntry(direntries + i));
goto fail;
}
cluster_count = check_directory_consistency(s,
begin_of_direntry(direntries + i), path2);
if (cluster_count == 0) {
DLOG(fprintf(stderr, "problem in directory %s:\n", path2); print_direntry(direntries + i));
goto fail;
}
} else if (is_file(direntries + i)) {
/* check file size with FAT */
cluster_count = get_cluster_count_for_direntry(s, direntries + i, path2);
if (cluster_count !=
(le32_to_cpu(direntries[i].size) + s->cluster_size
- 1) / s->cluster_size) {
DLOG(fprintf(stderr, "Cluster count mismatch\n"));
goto fail;
}
} else
abort(); /* cluster_count = 0; */
ret += cluster_count;
}
cluster_num = modified_fat_get(s, cluster_num);
} while(!fat_eof(s, cluster_num));
free(cluster);
return ret;
}
| false | qemu | b2bedb214469af55179d907a60cd67fed6b0779e |
25,013 | static void scsi_disk_emulate_write_data(SCSIRequest *req)
{
SCSIDiskReq *r = DO_UPCAST(SCSIDiskReq, req, req);
if (r->iov.iov_len) {
int buflen = r->iov.iov_len;
DPRINTF("Write buf_len=%zd\n", buflen);
r->iov.iov_len = 0;
scsi_req_data(&r->req, buflen);
return;
}
switch (req->cmd.buf[0]) {
case MODE_SELECT:
case MODE_SELECT_10:
/* This also clears the sense buffer for REQUEST SENSE. */
scsi_req_complete(&r->req, GOOD);
break;
default:
abort();
}
}
| false | qemu | 380feaffb0fcc8e5f615ed8e86d2e93717a6f2c6 |
25,014 | bool tcg_cpu_exec(void)
{
int ret = 0;
if (next_cpu == NULL)
next_cpu = first_cpu;
for (; next_cpu != NULL; next_cpu = next_cpu->next_cpu) {
CPUState *env = cur_cpu = next_cpu;
qemu_clock_enable(vm_clock,
(cur_cpu->singlestep_enabled & SSTEP_NOTIMER) == 0);
if (qemu_alarm_pending())
break;
if (cpu_can_run(env))
ret = qemu_cpu_exec(env);
else if (env->stop)
break;
if (ret == EXCP_DEBUG) {
gdb_set_stop_cpu(env);
debug_requested = EXCP_DEBUG;
break;
}
}
return tcg_has_work();
}
| false | qemu | c629a4bc9725a1ec64c4c89894ef27c758024516 |
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