project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
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|---|---|---|---|---|
FFmpeg | cc276c85d15272df6e44fb3252657a43cbd49555 | 0 | void av_get_channel_layout_string(char *buf, int buf_size,
int nb_channels, int64_t channel_layout)
{
int i;
if (nb_channels <= 0)
nb_channels = av_get_channel_layout_nb_channels(channel_layout);
for (i = 0; channel_layout_map[i].name; i++)
if (nb_channels == channel_layout_map[i].nb_channels &&
channel_layout == channel_layout_map[i].layout) {
av_strlcpy(buf, channel_layout_map[i].name, buf_size);
return;
}
snprintf(buf, buf_size, "%d channels", nb_channels);
if (channel_layout) {
int i, ch;
av_strlcat(buf, " (", buf_size);
for (i = 0, ch = 0; i < 64; i++) {
if ((channel_layout & (1L << i))) {
const char *name = get_channel_name(i);
if (name) {
if (ch > 0)
av_strlcat(buf, "|", buf_size);
av_strlcat(buf, name, buf_size);
}
ch++;
}
}
av_strlcat(buf, ")", buf_size);
}
}
| 1,717 |
qemu | 0b8b8753e4d94901627b3e86431230f2319215c4 | 1 | void qemu_co_queue_run_restart(Coroutine *co)
{
Coroutine *next;
trace_qemu_co_queue_run_restart(co);
while ((next = QSIMPLEQ_FIRST(&co->co_queue_wakeup))) {
QSIMPLEQ_REMOVE_HEAD(&co->co_queue_wakeup, co_queue_next);
qemu_coroutine_enter(next, NULL);
}
}
| 1,718 |
FFmpeg | 7f526efd17973ec6d2204f7a47b6923e2be31363 | 1 | static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, uint8_t *src1, uint8_t *src2, int width)
{
#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
asm volatile(
"movq "MANGLE(bm01010101)", %%mm4\n\t"
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",4), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
"movq (%2, %%"REG_a",4), %%mm2 \n\t"
"movq 8(%2, %%"REG_a",4), %%mm3 \n\t"
PAVGB(%%mm2, %%mm0)
PAVGB(%%mm3, %%mm1)
"pand %%mm4, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"psrlw $8, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
"movd %%mm0, (%4, %%"REG_a") \n\t"
"movd %%mm1, (%3, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((long)-width), "r" (src1+width*4), "r" (src2+width*4), "r" (dstU+width), "r" (dstV+width)
: "%"REG_a
);
#else
int i;
for(i=0; i<width; i++)
{
dstU[i]= (src1[4*i + 0] + src2[4*i + 0])>>1;
dstV[i]= (src1[4*i + 2] + src2[4*i + 2])>>1;
}
#endif
}
| 1,719 |
FFmpeg | 0491a2a07a44f6e5e6f34081835e402c07025fd2 | 0 | static void default_show_tags(WriterContext *wctx, AVDictionary *dict)
{
AVDictionaryEntry *tag = NULL;
while ((tag = av_dict_get(dict, "", tag, AV_DICT_IGNORE_SUFFIX))) {
printf("TAG:");
writer_print_string(wctx, tag->key, tag->value);
}
}
| 1,720 |
FFmpeg | ca488ad480360dfafcb5766f7bfbb567a0638979 | 1 | static int decode_block(ALSDecContext *ctx, ALSBlockData *bd)
{
unsigned int smp;
// read block type flag and read the samples accordingly
if (*bd->const_block)
decode_const_block_data(ctx, bd);
else if (decode_var_block_data(ctx, bd))
return -1;
// TODO: read RLSLMS extension data
if (*bd->shift_lsbs)
for (smp = 0; smp < bd->block_length; smp++)
bd->raw_samples[smp] <<= *bd->shift_lsbs;
return 0;
}
| 1,722 |
FFmpeg | 91be2ad756d658acc24fec5bc46c1775158d28b0 | 1 | static void hdcd_reset(hdcd_state *state, unsigned rate, unsigned cdt_ms)
{
int i;
state->window = 0;
state->readahead = 32;
state->arg = 0;
state->control = 0;
state->running_gain = 0;
state->sustain = 0;
state->sustain_reset = cdt_ms*rate/1000;
state->code_counterA = 0;
state->code_counterA_almost = 0;
state->code_counterB = 0;
state->code_counterB_checkfails = 0;
state->code_counterC = 0;
state->code_counterC_unmatched = 0;
state->count_peak_extend = 0;
state->count_transient_filter = 0;
for(i = 0; i < 16; i++) state->gain_counts[i] = 0;
state->max_gain = 0;
state->count_sustain_expired = -1;
state->_ana_snb = 0;
}
| 1,723 |
qemu | 3e4f910c8d490a1490409a7e381dbbb229f9d272 | 1 | static int ehci_register_companion(USBBus *bus, USBPort *ports[],
uint32_t portcount, uint32_t firstport)
{
EHCIState *s = container_of(bus, EHCIState, bus);
uint32_t i;
if (firstport + portcount > NB_PORTS) {
qerror_report(QERR_INVALID_PARAMETER_VALUE, "firstport",
"firstport on masterbus");
error_printf_unless_qmp(
"firstport value of %u makes companion take ports %u - %u, which "
"is outside of the valid range of 0 - %u\n", firstport, firstport,
firstport + portcount - 1, NB_PORTS - 1);
return -1;
}
for (i = 0; i < portcount; i++) {
if (s->companion_ports[firstport + i]) {
qerror_report(QERR_INVALID_PARAMETER_VALUE, "masterbus",
"an USB masterbus");
error_printf_unless_qmp(
"port %u on masterbus %s already has a companion assigned\n",
firstport + i, bus->qbus.name);
return -1;
}
}
for (i = 0; i < portcount; i++) {
s->companion_ports[firstport + i] = ports[i];
s->ports[firstport + i].speedmask |=
USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL;
/* Ensure devs attached before the initial reset go to the companion */
s->portsc[firstport + i] = PORTSC_POWNER;
}
s->companion_count++;
s->mmio[0x05] = (s->companion_count << 4) | portcount;
return 0;
}
| 1,724 |
qemu | ef5b234477df80700b128f561f5877a0688a70c8 | 1 | static int ehci_execute(EHCIPacket *p, const char *action)
{
USBEndpoint *ep;
int ret;
int endp;
if (!(p->qtd.token & QTD_TOKEN_ACTIVE)) {
fprintf(stderr, "Attempting to execute inactive qtd\n");
return USB_RET_PROCERR;
}
p->tbytes = (p->qtd.token & QTD_TOKEN_TBYTES_MASK) >> QTD_TOKEN_TBYTES_SH;
if (p->tbytes > BUFF_SIZE) {
ehci_trace_guest_bug(p->queue->ehci,
"guest requested more bytes than allowed");
return USB_RET_PROCERR;
}
p->pid = (p->qtd.token & QTD_TOKEN_PID_MASK) >> QTD_TOKEN_PID_SH;
switch (p->pid) {
case 0:
p->pid = USB_TOKEN_OUT;
break;
case 1:
p->pid = USB_TOKEN_IN;
break;
case 2:
p->pid = USB_TOKEN_SETUP;
break;
default:
fprintf(stderr, "bad token\n");
break;
}
if (ehci_init_transfer(p) != 0) {
return USB_RET_PROCERR;
}
endp = get_field(p->queue->qh.epchar, QH_EPCHAR_EP);
ep = usb_ep_get(p->queue->dev, p->pid, endp);
usb_packet_setup(&p->packet, p->pid, ep, p->qtdaddr);
usb_packet_map(&p->packet, &p->sgl);
trace_usb_ehci_packet_action(p->queue, p, action);
ret = usb_handle_packet(p->queue->dev, &p->packet);
DPRINTF("submit: qh %x next %x qtd %x pid %x len %zd "
"(total %d) endp %x ret %d\n",
q->qhaddr, q->qh.next, q->qtdaddr, q->pid,
q->packet.iov.size, q->tbytes, endp, ret);
if (ret > BUFF_SIZE) {
fprintf(stderr, "ret from usb_handle_packet > BUFF_SIZE\n");
return USB_RET_PROCERR;
}
return ret;
}
| 1,725 |
FFmpeg | b146d74730ab9ec5abede9066f770ad851e45fbc | 1 | int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
AVPacket *avpkt)
{
IVI45DecContext *ctx = avctx->priv_data;
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
int result, p, b;
init_get_bits(&ctx->gb, buf, buf_size * 8);
ctx->frame_data = buf;
ctx->frame_size = buf_size;
result = ctx->decode_pic_hdr(ctx, avctx);
if (result) {
av_log(avctx, AV_LOG_ERROR,
"Error while decoding picture header: %d\n", result);
return -1;
}
if (ctx->gop_invalid)
return AVERROR_INVALIDDATA;
if (ctx->gop_flags & IVI5_IS_PROTECTED) {
av_log(avctx, AV_LOG_ERROR, "Password-protected clip!\n");
return -1;
}
ctx->switch_buffers(ctx);
//{ START_TIMER;
if (ctx->is_nonnull_frame(ctx)) {
for (p = 0; p < 3; p++) {
for (b = 0; b < ctx->planes[p].num_bands; b++) {
result = decode_band(ctx, p, &ctx->planes[p].bands[b], avctx);
if (result) {
av_log(avctx, AV_LOG_ERROR,
"Error while decoding band: %d, plane: %d\n", b, p);
return -1;
}
}
}
}
//STOP_TIMER("decode_planes"); }
/* If the bidirectional mode is enabled, next I and the following P frame will */
/* be sent together. Unfortunately the approach below seems to be the only way */
/* to handle the B-frames mode. That's exactly the same Intel decoders do. */
if (avctx->codec_id == AV_CODEC_ID_INDEO4 && ctx->frame_type == 0/*FRAMETYPE_INTRA*/) {
while (get_bits(&ctx->gb, 8)); // skip version string
skip_bits_long(&ctx->gb, 64); // skip padding, TODO: implement correct 8-bytes alignment
if (get_bits_left(&ctx->gb) > 18 && show_bits(&ctx->gb, 18) == 0x3FFF8)
av_log(avctx, AV_LOG_ERROR, "Buffer contains IP frames!\n");
}
if (ctx->frame.data[0])
avctx->release_buffer(avctx, &ctx->frame);
ctx->frame.reference = 0;
if ((result = avctx->get_buffer(avctx, &ctx->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return result;
}
if (ctx->is_scalable) {
if (avctx->codec_id == AV_CODEC_ID_INDEO4)
ff_ivi_recompose_haar(&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0], 4);
else
ff_ivi_recompose53 (&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0], 4);
} else {
ff_ivi_output_plane(&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0]);
}
ff_ivi_output_plane(&ctx->planes[2], ctx->frame.data[1], ctx->frame.linesize[1]);
ff_ivi_output_plane(&ctx->planes[1], ctx->frame.data[2], ctx->frame.linesize[2]);
*data_size = sizeof(AVFrame);
*(AVFrame*)data = ctx->frame;
return buf_size;
} | 1,727 |
FFmpeg | 31c3a4dc7e15f993b0076c7231f80249a55ea146 | 1 | static int avcodec_find_best_pix_fmt1(int64_t pix_fmt_mask,
int src_pix_fmt,
int has_alpha,
int loss_mask)
{
int dist, i, loss, min_dist, dst_pix_fmt;
/* find exact color match with smallest size */
dst_pix_fmt = -1;
min_dist = 0x7fffffff;
for(i = 0;i < PIX_FMT_NB; i++) {
if (pix_fmt_mask & (1 << i)) {
loss = avcodec_get_pix_fmt_loss(i, src_pix_fmt, has_alpha) & loss_mask;
if (loss == 0) {
dist = avg_bits_per_pixel(i);
if (dist < min_dist) {
min_dist = dist;
dst_pix_fmt = i;
}
}
}
}
return dst_pix_fmt;
}
| 1,728 |
FFmpeg | f74ce3a60d6ef49080df85c44b54280357109f56 | 1 | static int vorbis_parse_audio_packet(vorbis_context *vc)
{
GetBitContext *gb = &vc->gb;
FFTContext *mdct;
unsigned previous_window = vc->previous_window;
unsigned mode_number, blockflag, blocksize;
int i, j;
uint8_t no_residue[255];
uint8_t do_not_decode[255];
vorbis_mapping *mapping;
float *ch_res_ptr = vc->channel_residues;
float *ch_floor_ptr = vc->channel_floors;
uint8_t res_chan[255];
unsigned res_num = 0;
int retlen = 0;
int ch_left = vc->audio_channels;
if (get_bits1(gb)) {
av_log(vc->avccontext, AV_LOG_ERROR, "Not a Vorbis I audio packet.\n");
return AVERROR_INVALIDDATA; // packet type not audio
}
if (vc->mode_count == 1) {
mode_number = 0;
} else {
GET_VALIDATED_INDEX(mode_number, ilog(vc->mode_count-1), vc->mode_count)
}
vc->mode_number = mode_number;
mapping = &vc->mappings[vc->modes[mode_number].mapping];
av_dlog(NULL, " Mode number: %u , mapping: %d , blocktype %d\n", mode_number,
vc->modes[mode_number].mapping, vc->modes[mode_number].blockflag);
blockflag = vc->modes[mode_number].blockflag;
blocksize = vc->blocksize[blockflag];
if (blockflag)
skip_bits(gb, 2); // previous_window, next_window
memset(ch_res_ptr, 0, sizeof(float) * vc->audio_channels * blocksize / 2); //FIXME can this be removed ?
memset(ch_floor_ptr, 0, sizeof(float) * vc->audio_channels * blocksize / 2); //FIXME can this be removed ?
// Decode floor
for (i = 0; i < vc->audio_channels; ++i) {
vorbis_floor *floor;
int ret;
if (mapping->submaps > 1) {
floor = &vc->floors[mapping->submap_floor[mapping->mux[i]]];
} else {
floor = &vc->floors[mapping->submap_floor[0]];
}
ret = floor->decode(vc, &floor->data, ch_floor_ptr);
if (ret < 0) {
av_log(vc->avccontext, AV_LOG_ERROR, "Invalid codebook in vorbis_floor_decode.\n");
return AVERROR_INVALIDDATA;
}
no_residue[i] = ret;
ch_floor_ptr += blocksize / 2;
}
// Nonzero vector propagate
for (i = mapping->coupling_steps - 1; i >= 0; --i) {
if (!(no_residue[mapping->magnitude[i]] & no_residue[mapping->angle[i]])) {
no_residue[mapping->magnitude[i]] = 0;
no_residue[mapping->angle[i]] = 0;
}
}
// Decode residue
for (i = 0; i < mapping->submaps; ++i) {
vorbis_residue *residue;
unsigned ch = 0;
for (j = 0; j < vc->audio_channels; ++j) {
if ((mapping->submaps == 1) || (i == mapping->mux[j])) {
res_chan[j] = res_num;
if (no_residue[j]) {
do_not_decode[ch] = 1;
} else {
do_not_decode[ch] = 0;
}
++ch;
++res_num;
}
}
residue = &vc->residues[mapping->submap_residue[i]];
if (ch_left < ch) {
av_log(vc->avccontext, AV_LOG_ERROR, "Too many channels in vorbis_floor_decode.\n");
return -1;
}
vorbis_residue_decode(vc, residue, ch, do_not_decode, ch_res_ptr, blocksize/2);
ch_res_ptr += ch * blocksize / 2;
ch_left -= ch;
}
// Inverse coupling
for (i = mapping->coupling_steps - 1; i >= 0; --i) { //warning: i has to be signed
float *mag, *ang;
mag = vc->channel_residues+res_chan[mapping->magnitude[i]] * blocksize / 2;
ang = vc->channel_residues+res_chan[mapping->angle[i]] * blocksize / 2;
vc->dsp.vorbis_inverse_coupling(mag, ang, blocksize / 2);
}
// Dotproduct, MDCT
mdct = &vc->mdct[blockflag];
for (j = vc->audio_channels-1;j >= 0; j--) {
ch_floor_ptr = vc->channel_floors + j * blocksize / 2;
ch_res_ptr = vc->channel_residues + res_chan[j] * blocksize / 2;
vc->dsp.vector_fmul(ch_floor_ptr, ch_floor_ptr, ch_res_ptr, blocksize / 2);
mdct->imdct_half(mdct, ch_res_ptr, ch_floor_ptr);
}
// Overlap/add, save data for next overlapping FPMATH
retlen = (blocksize + vc->blocksize[previous_window]) / 4;
for (j = 0; j < vc->audio_channels; j++) {
unsigned bs0 = vc->blocksize[0];
unsigned bs1 = vc->blocksize[1];
float *residue = vc->channel_residues + res_chan[j] * blocksize / 2;
float *saved = vc->saved + j * bs1 / 4;
float *ret = vc->channel_floors + j * retlen;
float *buf = residue;
const float *win = vc->win[blockflag & previous_window];
if (blockflag == previous_window) {
vc->dsp.vector_fmul_window(ret, saved, buf, win, blocksize / 4);
} else if (blockflag > previous_window) {
vc->dsp.vector_fmul_window(ret, saved, buf, win, bs0 / 4);
memcpy(ret+bs0/2, buf+bs0/4, ((bs1-bs0)/4) * sizeof(float));
} else {
memcpy(ret, saved, ((bs1 - bs0) / 4) * sizeof(float));
vc->dsp.vector_fmul_window(ret + (bs1 - bs0) / 4, saved + (bs1 - bs0) / 4, buf, win, bs0 / 4);
}
memcpy(saved, buf + blocksize / 4, blocksize / 4 * sizeof(float));
}
vc->previous_window = blockflag;
return retlen;
}
| 1,729 |
FFmpeg | 88ad79415c3821e5c4f3cb4d5b289d772fcac621 | 1 | static int mpc8_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
{
AVStream *st = s->streams[stream_index];
MPCContext *c = s->priv_data;
int index = av_index_search_timestamp(st, timestamp, flags);
if(index < 0) return -1;
avio_seek(s->pb, st->index_entries[index].pos, SEEK_SET);
c->frame = st->index_entries[index].timestamp;
return 0;
}
| 1,730 |
FFmpeg | 60f10e0ad37418cc697765d85b0bc22db70f726a | 1 | static void pred8x8_left_dc_rv40_c(uint8_t *src, int stride){
int i;
int dc0;
dc0=0;
for(i=0;i<8; i++)
dc0+= src[-1+i*stride];
dc0= 0x01010101*((dc0 + 4)>>3);
for(i=0; i<8; i++){
((uint32_t*)(src+i*stride))[0]=
((uint32_t*)(src+i*stride))[1]= dc0;
}
}
| 1,731 |
qemu | 5c6c0e513600ba57c3e73b7151d3c0664438f7b5 | 1 | static void usb_msd_command_complete(SCSIBus *bus, int reason, uint32_t tag,
uint32_t arg)
{
MSDState *s = DO_UPCAST(MSDState, dev.qdev, bus->qbus.parent);
USBPacket *p = s->packet;
if (tag != s->tag) {
fprintf(stderr, "usb-msd: Unexpected SCSI Tag 0x%x\n", tag);
}
if (reason == SCSI_REASON_DONE) {
DPRINTF("Command complete %d\n", arg);
s->residue = s->data_len;
s->result = arg != 0;
if (s->packet) {
if (s->data_len == 0 && s->mode == USB_MSDM_DATAOUT) {
/* A deferred packet with no write data remaining must be
the status read packet. */
usb_msd_send_status(s, p);
s->mode = USB_MSDM_CBW;
} else {
if (s->data_len) {
s->data_len -= s->usb_len;
if (s->mode == USB_MSDM_DATAIN)
memset(s->usb_buf, 0, s->usb_len);
s->usb_len = 0;
}
if (s->data_len == 0)
s->mode = USB_MSDM_CSW;
}
s->packet = NULL;
usb_packet_complete(&s->dev, p);
} else if (s->data_len == 0) {
s->mode = USB_MSDM_CSW;
}
return;
}
s->scsi_len = arg;
s->scsi_buf = s->scsi_dev->info->get_buf(s->scsi_dev, tag);
if (p) {
usb_msd_copy_data(s);
if (s->usb_len == 0) {
/* Set s->packet to NULL before calling usb_packet_complete
because another request may be issued before
usb_packet_complete returns. */
DPRINTF("Packet complete %p\n", p);
s->packet = NULL;
usb_packet_complete(&s->dev, p);
}
}
}
| 1,732 |
FFmpeg | 42da8ea8e848e65611f0c606cd2c96d3a70c041d | 1 | static int latm_decode_frame(AVCodecContext *avctx, void *out, int *out_size,
AVPacket *avpkt)
{
struct LATMContext *latmctx = avctx->priv_data;
int muxlength, err;
GetBitContext gb;
if (avpkt->size == 0)
return 0;
init_get_bits(&gb, avpkt->data, avpkt->size * 8);
// check for LOAS sync word
if (get_bits(&gb, 11) != LOAS_SYNC_WORD)
return AVERROR_INVALIDDATA;
muxlength = get_bits(&gb, 13) + 3;
// not enough data, the parser should have sorted this
if (muxlength > avpkt->size)
return AVERROR_INVALIDDATA;
if ((err = read_audio_mux_element(latmctx, &gb)) < 0)
return err;
if (!latmctx->initialized) {
if (!avctx->extradata) {
*out_size = 0;
return avpkt->size;
} else {
if ((err = aac_decode_init(avctx)) < 0)
return err;
latmctx->initialized = 1;
}
}
if (show_bits(&gb, 12) == 0xfff) {
av_log(latmctx->aac_ctx.avctx, AV_LOG_ERROR,
"ADTS header detected, probably as result of configuration "
"misparsing\n");
return AVERROR_INVALIDDATA;
}
if ((err = aac_decode_frame_int(avctx, out, out_size, &gb)) < 0)
return err;
return muxlength;
} | 1,733 |
FFmpeg | 01ecb7172b684f1c4b3e748f95c5a9a494ca36ec | 1 | static void quantize_and_encode_band_mips(struct AACEncContext *s, PutBitContext *pb,
const float *in, float *out, int size, int scale_idx,
int cb, const float lambda, int rtz)
{
quantize_and_encode_band_cost(s, pb, in, out, NULL, size, scale_idx, cb, lambda,
INFINITY, NULL, (rtz) ? ROUND_TO_ZERO : ROUND_STANDARD);
}
| 1,734 |
qemu | 297a3646c2947ee64a6d42ca264039732c6218e0 | 1 | void visit_type_number(Visitor *v, double *obj, const char *name, Error **errp)
{
if (!error_is_set(errp)) {
v->type_number(v, obj, name, errp);
}
}
| 1,735 |
qemu | 240ce26a0533a6e5ee472789fbfbd9f7f939197e | 1 | static void decode_opc (CPUMIPSState *env, DisasContext *ctx, int *is_branch)
{
int32_t offset;
int rs, rt, rd, sa;
uint32_t op, op1, op2;
int16_t imm;
/* make sure instructions are on a word boundary */
if (ctx->pc & 0x3) {
env->CP0_BadVAddr = ctx->pc;
generate_exception(ctx, EXCP_AdEL);
return;
}
/* Handle blikely not taken case */
if ((ctx->hflags & MIPS_HFLAG_BMASK_BASE) == MIPS_HFLAG_BL) {
int l1 = gen_new_label();
MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4);
tcg_gen_brcondi_tl(TCG_COND_NE, bcond, 0, l1);
tcg_gen_movi_i32(hflags, ctx->hflags & ~MIPS_HFLAG_BMASK);
gen_goto_tb(ctx, 1, ctx->pc + 4);
gen_set_label(l1);
}
if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
tcg_gen_debug_insn_start(ctx->pc);
}
op = MASK_OP_MAJOR(ctx->opcode);
rs = (ctx->opcode >> 21) & 0x1f;
rt = (ctx->opcode >> 16) & 0x1f;
rd = (ctx->opcode >> 11) & 0x1f;
sa = (ctx->opcode >> 6) & 0x1f;
imm = (int16_t)ctx->opcode;
switch (op) {
case OPC_SPECIAL:
op1 = MASK_SPECIAL(ctx->opcode);
switch (op1) {
case OPC_SLL: /* Shift with immediate */
case OPC_SRA:
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
case OPC_SRL:
switch ((ctx->opcode >> 21) & 0x1f) {
case 1:
/* rotr is decoded as srl on non-R2 CPUs */
if (ctx->insn_flags & ISA_MIPS32R2) {
op1 = OPC_ROTR;
}
/* Fallthrough */
case 0:
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
default:
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_MOVN: /* Conditional move */
case OPC_MOVZ:
check_insn(ctx, ISA_MIPS4 | ISA_MIPS32 |
INSN_LOONGSON2E | INSN_LOONGSON2F);
gen_cond_move(ctx, op1, rd, rs, rt);
break;
case OPC_ADD ... OPC_SUBU:
gen_arith(ctx, op1, rd, rs, rt);
break;
case OPC_SLLV: /* Shifts */
case OPC_SRAV:
gen_shift(ctx, op1, rd, rs, rt);
break;
case OPC_SRLV:
switch ((ctx->opcode >> 6) & 0x1f) {
case 1:
/* rotrv is decoded as srlv on non-R2 CPUs */
if (ctx->insn_flags & ISA_MIPS32R2) {
op1 = OPC_ROTRV;
}
/* Fallthrough */
case 0:
gen_shift(ctx, op1, rd, rs, rt);
break;
default:
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_SLT: /* Set on less than */
case OPC_SLTU:
gen_slt(ctx, op1, rd, rs, rt);
break;
case OPC_AND: /* Logic*/
case OPC_OR:
case OPC_NOR:
case OPC_XOR:
gen_logic(ctx, op1, rd, rs, rt);
break;
case OPC_MULT:
case OPC_MULTU:
if (sa) {
check_insn(ctx, INSN_VR54XX);
op1 = MASK_MUL_VR54XX(ctx->opcode);
gen_mul_vr54xx(ctx, op1, rd, rs, rt);
} else {
gen_muldiv(ctx, op1, rd & 3, rs, rt);
}
break;
case OPC_DIV:
case OPC_DIVU:
gen_muldiv(ctx, op1, 0, rs, rt);
break;
case OPC_JR ... OPC_JALR:
gen_compute_branch(ctx, op1, 4, rs, rd, sa);
*is_branch = 1;
break;
case OPC_TGE ... OPC_TEQ: /* Traps */
case OPC_TNE:
gen_trap(ctx, op1, rs, rt, -1);
break;
case OPC_MFHI: /* Move from HI/LO */
case OPC_MFLO:
gen_HILO(ctx, op1, rs & 3, rd);
break;
case OPC_MTHI:
case OPC_MTLO: /* Move to HI/LO */
gen_HILO(ctx, op1, rd & 3, rs);
break;
case OPC_PMON: /* Pmon entry point, also R4010 selsl */
#ifdef MIPS_STRICT_STANDARD
MIPS_INVAL("PMON / selsl");
generate_exception(ctx, EXCP_RI);
#else
gen_helper_0e0i(pmon, sa);
#endif
break;
case OPC_SYSCALL:
generate_exception(ctx, EXCP_SYSCALL);
ctx->bstate = BS_STOP;
break;
case OPC_BREAK:
generate_exception(ctx, EXCP_BREAK);
break;
case OPC_SPIM:
#ifdef MIPS_STRICT_STANDARD
MIPS_INVAL("SPIM");
generate_exception(ctx, EXCP_RI);
#else
/* Implemented as RI exception for now. */
MIPS_INVAL("spim (unofficial)");
generate_exception(ctx, EXCP_RI);
#endif
break;
case OPC_SYNC:
/* Treat as NOP. */
break;
case OPC_MOVCI:
check_insn(ctx, ISA_MIPS4 | ISA_MIPS32);
if (env->CP0_Config1 & (1 << CP0C1_FP)) {
check_cp1_enabled(ctx);
gen_movci(ctx, rd, rs, (ctx->opcode >> 18) & 0x7,
(ctx->opcode >> 16) & 1);
} else {
generate_exception_err(ctx, EXCP_CpU, 1);
}
break;
#if defined(TARGET_MIPS64)
/* MIPS64 specific opcodes */
case OPC_DSLL:
case OPC_DSRA:
case OPC_DSLL32:
case OPC_DSRA32:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
case OPC_DSRL:
switch ((ctx->opcode >> 21) & 0x1f) {
case 1:
/* drotr is decoded as dsrl on non-R2 CPUs */
if (ctx->insn_flags & ISA_MIPS32R2) {
op1 = OPC_DROTR;
}
/* Fallthrough */
case 0:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
default:
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_DSRL32:
switch ((ctx->opcode >> 21) & 0x1f) {
case 1:
/* drotr32 is decoded as dsrl32 on non-R2 CPUs */
if (ctx->insn_flags & ISA_MIPS32R2) {
op1 = OPC_DROTR32;
}
/* Fallthrough */
case 0:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
default:
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_DADD ... OPC_DSUBU:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_arith(ctx, op1, rd, rs, rt);
break;
case OPC_DSLLV:
case OPC_DSRAV:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_shift(ctx, op1, rd, rs, rt);
break;
case OPC_DSRLV:
switch ((ctx->opcode >> 6) & 0x1f) {
case 1:
/* drotrv is decoded as dsrlv on non-R2 CPUs */
if (ctx->insn_flags & ISA_MIPS32R2) {
op1 = OPC_DROTRV;
}
/* Fallthrough */
case 0:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_shift(ctx, op1, rd, rs, rt);
break;
default:
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_DMULT ... OPC_DDIVU:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_muldiv(ctx, op1, 0, rs, rt);
break;
#endif
default: /* Invalid */
MIPS_INVAL("special");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_SPECIAL2:
op1 = MASK_SPECIAL2(ctx->opcode);
switch (op1) {
case OPC_MADD ... OPC_MADDU: /* Multiply and add/sub */
case OPC_MSUB ... OPC_MSUBU:
check_insn(ctx, ISA_MIPS32);
gen_muldiv(ctx, op1, rd & 3, rs, rt);
break;
case OPC_MUL:
gen_arith(ctx, op1, rd, rs, rt);
break;
case OPC_CLO:
case OPC_CLZ:
check_insn(ctx, ISA_MIPS32);
gen_cl(ctx, op1, rd, rs);
break;
case OPC_SDBBP:
/* XXX: not clear which exception should be raised
* when in debug mode...
*/
check_insn(ctx, ISA_MIPS32);
if (!(ctx->hflags & MIPS_HFLAG_DM)) {
generate_exception(ctx, EXCP_DBp);
} else {
generate_exception(ctx, EXCP_DBp);
}
/* Treat as NOP. */
break;
case OPC_DIV_G_2F:
case OPC_DIVU_G_2F:
case OPC_MULT_G_2F:
case OPC_MULTU_G_2F:
case OPC_MOD_G_2F:
case OPC_MODU_G_2F:
check_insn(ctx, INSN_LOONGSON2F);
gen_loongson_integer(ctx, op1, rd, rs, rt);
break;
#if defined(TARGET_MIPS64)
case OPC_DCLO:
case OPC_DCLZ:
check_insn(ctx, ISA_MIPS64);
check_mips_64(ctx);
gen_cl(ctx, op1, rd, rs);
break;
case OPC_DMULT_G_2F:
case OPC_DMULTU_G_2F:
case OPC_DDIV_G_2F:
case OPC_DDIVU_G_2F:
case OPC_DMOD_G_2F:
case OPC_DMODU_G_2F:
check_insn(ctx, INSN_LOONGSON2F);
gen_loongson_integer(ctx, op1, rd, rs, rt);
break;
#endif
default: /* Invalid */
MIPS_INVAL("special2");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_SPECIAL3:
op1 = MASK_SPECIAL3(ctx->opcode);
switch (op1) {
case OPC_EXT:
case OPC_INS:
check_insn(ctx, ISA_MIPS32R2);
gen_bitops(ctx, op1, rt, rs, sa, rd);
break;
case OPC_BSHFL:
check_insn(ctx, ISA_MIPS32R2);
op2 = MASK_BSHFL(ctx->opcode);
gen_bshfl(ctx, op2, rt, rd);
break;
case OPC_RDHWR:
gen_rdhwr(ctx, rt, rd);
break;
case OPC_FORK:
check_insn(ctx, ASE_MT);
{
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
gen_load_gpr(t0, rt);
gen_load_gpr(t1, rs);
gen_helper_fork(t0, t1);
tcg_temp_free(t0);
tcg_temp_free(t1);
}
break;
case OPC_YIELD:
check_insn(ctx, ASE_MT);
{
TCGv t0 = tcg_temp_new();
save_cpu_state(ctx, 1);
gen_load_gpr(t0, rs);
gen_helper_yield(t0, cpu_env, t0);
gen_store_gpr(t0, rd);
tcg_temp_free(t0);
}
break;
case OPC_DIV_G_2E ... OPC_DIVU_G_2E:
case OPC_MOD_G_2E ... OPC_MODU_G_2E:
case OPC_MULT_G_2E ... OPC_MULTU_G_2E:
/* OPC_MULT_G_2E, OPC_ADDUH_QB_DSP, OPC_MUL_PH_DSP have
* the same mask and op1. */
if ((ctx->insn_flags & ASE_DSPR2) && (op1 == OPC_MULT_G_2E)) {
op2 = MASK_ADDUH_QB(ctx->opcode);
switch (op2) {
case OPC_ADDUH_QB:
case OPC_ADDUH_R_QB:
case OPC_ADDQH_PH:
case OPC_ADDQH_R_PH:
case OPC_ADDQH_W:
case OPC_ADDQH_R_W:
case OPC_SUBUH_QB:
case OPC_SUBUH_R_QB:
case OPC_SUBQH_PH:
case OPC_SUBQH_R_PH:
case OPC_SUBQH_W:
case OPC_SUBQH_R_W:
gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt);
break;
case OPC_MUL_PH:
case OPC_MUL_S_PH:
case OPC_MULQ_S_W:
case OPC_MULQ_RS_W:
gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 1);
break;
default:
MIPS_INVAL("MASK ADDUH.QB");
generate_exception(ctx, EXCP_RI);
break;
}
} else if (ctx->insn_flags & INSN_LOONGSON2E) {
gen_loongson_integer(ctx, op1, rd, rs, rt);
} else {
generate_exception(ctx, EXCP_RI);
}
break;
case OPC_LX_DSP:
op2 = MASK_LX(ctx->opcode);
switch (op2) {
#if defined(TARGET_MIPS64)
case OPC_LDX:
#endif
case OPC_LBUX:
case OPC_LHX:
case OPC_LWX:
gen_mipsdsp_ld(ctx, op2, rd, rs, rt);
break;
default: /* Invalid */
MIPS_INVAL("MASK LX");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_ABSQ_S_PH_DSP:
op2 = MASK_ABSQ_S_PH(ctx->opcode);
switch (op2) {
case OPC_ABSQ_S_QB:
case OPC_ABSQ_S_PH:
case OPC_ABSQ_S_W:
case OPC_PRECEQ_W_PHL:
case OPC_PRECEQ_W_PHR:
case OPC_PRECEQU_PH_QBL:
case OPC_PRECEQU_PH_QBR:
case OPC_PRECEQU_PH_QBLA:
case OPC_PRECEQU_PH_QBRA:
case OPC_PRECEU_PH_QBL:
case OPC_PRECEU_PH_QBR:
case OPC_PRECEU_PH_QBLA:
case OPC_PRECEU_PH_QBRA:
gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt);
break;
case OPC_BITREV:
case OPC_REPL_QB:
case OPC_REPLV_QB:
case OPC_REPL_PH:
case OPC_REPLV_PH:
gen_mipsdsp_bitinsn(ctx, op1, op2, rd, rt);
break;
default:
MIPS_INVAL("MASK ABSQ_S.PH");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_ADDU_QB_DSP:
op2 = MASK_ADDU_QB(ctx->opcode);
switch (op2) {
case OPC_ADDQ_PH:
case OPC_ADDQ_S_PH:
case OPC_ADDQ_S_W:
case OPC_ADDU_QB:
case OPC_ADDU_S_QB:
case OPC_ADDU_PH:
case OPC_ADDU_S_PH:
case OPC_SUBQ_PH:
case OPC_SUBQ_S_PH:
case OPC_SUBQ_S_W:
case OPC_SUBU_QB:
case OPC_SUBU_S_QB:
case OPC_SUBU_PH:
case OPC_SUBU_S_PH:
case OPC_ADDSC:
case OPC_ADDWC:
case OPC_MODSUB:
case OPC_RADDU_W_QB:
gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt);
break;
case OPC_MULEU_S_PH_QBL:
case OPC_MULEU_S_PH_QBR:
case OPC_MULQ_RS_PH:
case OPC_MULEQ_S_W_PHL:
case OPC_MULEQ_S_W_PHR:
case OPC_MULQ_S_PH:
gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 1);
break;
default: /* Invalid */
MIPS_INVAL("MASK ADDU.QB");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_CMPU_EQ_QB_DSP:
op2 = MASK_CMPU_EQ_QB(ctx->opcode);
switch (op2) {
case OPC_PRECR_SRA_PH_W:
case OPC_PRECR_SRA_R_PH_W:
gen_mipsdsp_arith(ctx, op1, op2, rt, rs, rd);
break;
case OPC_PRECR_QB_PH:
case OPC_PRECRQ_QB_PH:
case OPC_PRECRQ_PH_W:
case OPC_PRECRQ_RS_PH_W:
case OPC_PRECRQU_S_QB_PH:
gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt);
break;
case OPC_CMPU_EQ_QB:
case OPC_CMPU_LT_QB:
case OPC_CMPU_LE_QB:
case OPC_CMP_EQ_PH:
case OPC_CMP_LT_PH:
case OPC_CMP_LE_PH:
gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 0);
break;
case OPC_CMPGU_EQ_QB:
case OPC_CMPGU_LT_QB:
case OPC_CMPGU_LE_QB:
case OPC_CMPGDU_EQ_QB:
case OPC_CMPGDU_LT_QB:
case OPC_CMPGDU_LE_QB:
case OPC_PICK_QB:
case OPC_PICK_PH:
case OPC_PACKRL_PH:
gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 1);
break;
default: /* Invalid */
MIPS_INVAL("MASK CMPU.EQ.QB");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_SHLL_QB_DSP:
gen_mipsdsp_shift(ctx, op1, rd, rs, rt);
break;
case OPC_DPA_W_PH_DSP:
op2 = MASK_DPA_W_PH(ctx->opcode);
switch (op2) {
case OPC_DPAU_H_QBL:
case OPC_DPAU_H_QBR:
case OPC_DPSU_H_QBL:
case OPC_DPSU_H_QBR:
case OPC_DPA_W_PH:
case OPC_DPAX_W_PH:
case OPC_DPAQ_S_W_PH:
case OPC_DPAQX_S_W_PH:
case OPC_DPAQX_SA_W_PH:
case OPC_DPS_W_PH:
case OPC_DPSX_W_PH:
case OPC_DPSQ_S_W_PH:
case OPC_DPSQX_S_W_PH:
case OPC_DPSQX_SA_W_PH:
case OPC_MULSAQ_S_W_PH:
case OPC_DPAQ_SA_L_W:
case OPC_DPSQ_SA_L_W:
case OPC_MAQ_S_W_PHL:
case OPC_MAQ_S_W_PHR:
case OPC_MAQ_SA_W_PHL:
case OPC_MAQ_SA_W_PHR:
case OPC_MULSA_W_PH:
gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 0);
break;
default: /* Invalid */
MIPS_INVAL("MASK DPAW.PH");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_INSV_DSP:
op2 = MASK_INSV(ctx->opcode);
switch (op2) {
case OPC_INSV:
check_dsp(ctx);
{
TCGv t0, t1;
if (rt == 0) {
MIPS_DEBUG("NOP");
break;
}
t0 = tcg_temp_new();
t1 = tcg_temp_new();
gen_load_gpr(t0, rt);
gen_load_gpr(t1, rs);
gen_helper_insv(cpu_gpr[rt], cpu_env, t1, t0);
tcg_temp_free(t0);
tcg_temp_free(t1);
break;
}
default: /* Invalid */
MIPS_INVAL("MASK INSV");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_APPEND_DSP:
gen_mipsdsp_append(env, ctx, op1, rt, rs, rd);
break;
case OPC_EXTR_W_DSP:
op2 = MASK_EXTR_W(ctx->opcode);
switch (op2) {
case OPC_EXTR_W:
case OPC_EXTR_R_W:
case OPC_EXTR_RS_W:
case OPC_EXTR_S_H:
case OPC_EXTRV_S_H:
case OPC_EXTRV_W:
case OPC_EXTRV_R_W:
case OPC_EXTRV_RS_W:
case OPC_EXTP:
case OPC_EXTPV:
case OPC_EXTPDP:
case OPC_EXTPDPV:
gen_mipsdsp_accinsn(ctx, op1, op2, rt, rs, rd, 1);
break;
case OPC_RDDSP:
gen_mipsdsp_accinsn(ctx, op1, op2, rd, rs, rt, 1);
break;
case OPC_SHILO:
case OPC_SHILOV:
case OPC_MTHLIP:
case OPC_WRDSP:
gen_mipsdsp_accinsn(ctx, op1, op2, rd, rs, rt, 0);
break;
default: /* Invalid */
MIPS_INVAL("MASK EXTR.W");
generate_exception(ctx, EXCP_RI);
break;
}
break;
#if defined(TARGET_MIPS64)
case OPC_DEXTM ... OPC_DEXT:
case OPC_DINSM ... OPC_DINS:
check_insn(ctx, ISA_MIPS64R2);
check_mips_64(ctx);
gen_bitops(ctx, op1, rt, rs, sa, rd);
break;
case OPC_DBSHFL:
check_insn(ctx, ISA_MIPS64R2);
check_mips_64(ctx);
op2 = MASK_DBSHFL(ctx->opcode);
gen_bshfl(ctx, op2, rt, rd);
break;
case OPC_DDIV_G_2E ... OPC_DDIVU_G_2E:
case OPC_DMULT_G_2E ... OPC_DMULTU_G_2E:
case OPC_DMOD_G_2E ... OPC_DMODU_G_2E:
check_insn(ctx, INSN_LOONGSON2E);
gen_loongson_integer(ctx, op1, rd, rs, rt);
break;
case OPC_ABSQ_S_QH_DSP:
op2 = MASK_ABSQ_S_QH(ctx->opcode);
switch (op2) {
case OPC_PRECEQ_L_PWL:
case OPC_PRECEQ_L_PWR:
case OPC_PRECEQ_PW_QHL:
case OPC_PRECEQ_PW_QHR:
case OPC_PRECEQ_PW_QHLA:
case OPC_PRECEQ_PW_QHRA:
case OPC_PRECEQU_QH_OBL:
case OPC_PRECEQU_QH_OBR:
case OPC_PRECEQU_QH_OBLA:
case OPC_PRECEQU_QH_OBRA:
case OPC_PRECEU_QH_OBL:
case OPC_PRECEU_QH_OBR:
case OPC_PRECEU_QH_OBLA:
case OPC_PRECEU_QH_OBRA:
case OPC_ABSQ_S_OB:
case OPC_ABSQ_S_PW:
case OPC_ABSQ_S_QH:
gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt);
break;
case OPC_REPL_OB:
case OPC_REPL_PW:
case OPC_REPL_QH:
case OPC_REPLV_OB:
case OPC_REPLV_PW:
case OPC_REPLV_QH:
gen_mipsdsp_bitinsn(ctx, op1, op2, rd, rt);
break;
default: /* Invalid */
MIPS_INVAL("MASK ABSQ_S.QH");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_ADDU_OB_DSP:
op2 = MASK_ADDU_OB(ctx->opcode);
switch (op2) {
case OPC_RADDU_L_OB:
case OPC_SUBQ_PW:
case OPC_SUBQ_S_PW:
case OPC_SUBQ_QH:
case OPC_SUBQ_S_QH:
case OPC_SUBU_OB:
case OPC_SUBU_S_OB:
case OPC_SUBU_QH:
case OPC_SUBU_S_QH:
case OPC_SUBUH_OB:
case OPC_SUBUH_R_OB:
case OPC_ADDQ_PW:
case OPC_ADDQ_S_PW:
case OPC_ADDQ_QH:
case OPC_ADDQ_S_QH:
case OPC_ADDU_OB:
case OPC_ADDU_S_OB:
case OPC_ADDU_QH:
case OPC_ADDU_S_QH:
case OPC_ADDUH_OB:
case OPC_ADDUH_R_OB:
gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt);
break;
case OPC_MULEQ_S_PW_QHL:
case OPC_MULEQ_S_PW_QHR:
case OPC_MULEU_S_QH_OBL:
case OPC_MULEU_S_QH_OBR:
case OPC_MULQ_RS_QH:
gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 1);
break;
default: /* Invalid */
MIPS_INVAL("MASK ADDU.OB");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_CMPU_EQ_OB_DSP:
op2 = MASK_CMPU_EQ_OB(ctx->opcode);
switch (op2) {
case OPC_PRECR_SRA_QH_PW:
case OPC_PRECR_SRA_R_QH_PW:
/* Return value is rt. */
gen_mipsdsp_arith(ctx, op1, op2, rt, rs, rd);
break;
case OPC_PRECR_OB_QH:
case OPC_PRECRQ_OB_QH:
case OPC_PRECRQ_PW_L:
case OPC_PRECRQ_QH_PW:
case OPC_PRECRQ_RS_QH_PW:
case OPC_PRECRQU_S_OB_QH:
gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt);
break;
case OPC_CMPU_EQ_OB:
case OPC_CMPU_LT_OB:
case OPC_CMPU_LE_OB:
case OPC_CMP_EQ_QH:
case OPC_CMP_LT_QH:
case OPC_CMP_LE_QH:
case OPC_CMP_EQ_PW:
case OPC_CMP_LT_PW:
case OPC_CMP_LE_PW:
gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 0);
break;
case OPC_CMPGDU_EQ_OB:
case OPC_CMPGDU_LT_OB:
case OPC_CMPGDU_LE_OB:
case OPC_CMPGU_EQ_OB:
case OPC_CMPGU_LT_OB:
case OPC_CMPGU_LE_OB:
case OPC_PACKRL_PW:
case OPC_PICK_OB:
case OPC_PICK_PW:
case OPC_PICK_QH:
gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 1);
break;
default: /* Invalid */
MIPS_INVAL("MASK CMPU_EQ.OB");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_DAPPEND_DSP:
gen_mipsdsp_append(env, ctx, op1, rt, rs, rd);
break;
case OPC_DEXTR_W_DSP:
op2 = MASK_DEXTR_W(ctx->opcode);
switch (op2) {
case OPC_DEXTP:
case OPC_DEXTPDP:
case OPC_DEXTPDPV:
case OPC_DEXTPV:
case OPC_DEXTR_L:
case OPC_DEXTR_R_L:
case OPC_DEXTR_RS_L:
case OPC_DEXTR_W:
case OPC_DEXTR_R_W:
case OPC_DEXTR_RS_W:
case OPC_DEXTR_S_H:
case OPC_DEXTRV_L:
case OPC_DEXTRV_R_L:
case OPC_DEXTRV_RS_L:
case OPC_DEXTRV_S_H:
case OPC_DEXTRV_W:
case OPC_DEXTRV_R_W:
case OPC_DEXTRV_RS_W:
gen_mipsdsp_accinsn(ctx, op1, op2, rt, rs, rd, 1);
break;
case OPC_DMTHLIP:
case OPC_DSHILO:
case OPC_DSHILOV:
gen_mipsdsp_accinsn(ctx, op1, op2, rd, rs, rt, 0);
break;
default: /* Invalid */
MIPS_INVAL("MASK EXTR.W");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_DPAQ_W_QH_DSP:
op2 = MASK_DPAQ_W_QH(ctx->opcode);
switch (op2) {
case OPC_DPAU_H_OBL:
case OPC_DPAU_H_OBR:
case OPC_DPSU_H_OBL:
case OPC_DPSU_H_OBR:
case OPC_DPA_W_QH:
case OPC_DPAQ_S_W_QH:
case OPC_DPS_W_QH:
case OPC_DPSQ_S_W_QH:
case OPC_MULSAQ_S_W_QH:
case OPC_DPAQ_SA_L_PW:
case OPC_DPSQ_SA_L_PW:
case OPC_MULSAQ_S_L_PW:
gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 0);
break;
case OPC_MAQ_S_W_QHLL:
case OPC_MAQ_S_W_QHLR:
case OPC_MAQ_S_W_QHRL:
case OPC_MAQ_S_W_QHRR:
case OPC_MAQ_SA_W_QHLL:
case OPC_MAQ_SA_W_QHLR:
case OPC_MAQ_SA_W_QHRL:
case OPC_MAQ_SA_W_QHRR:
case OPC_MAQ_S_L_PWL:
case OPC_MAQ_S_L_PWR:
case OPC_DMADD:
case OPC_DMADDU:
case OPC_DMSUB:
case OPC_DMSUBU:
gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 0);
break;
default: /* Invalid */
MIPS_INVAL("MASK DPAQ.W.QH");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_DINSV_DSP:
op2 = MASK_INSV(ctx->opcode);
switch (op2) {
case OPC_DINSV:
{
TCGv t0, t1;
if (rt == 0) {
MIPS_DEBUG("NOP");
break;
}
check_dsp(ctx);
t0 = tcg_temp_new();
t1 = tcg_temp_new();
gen_load_gpr(t0, rt);
gen_load_gpr(t1, rs);
gen_helper_dinsv(cpu_gpr[rt], cpu_env, t1, t0);
break;
}
default: /* Invalid */
MIPS_INVAL("MASK DINSV");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_SHLL_OB_DSP:
gen_mipsdsp_shift(ctx, op1, rd, rs, rt);
break;
#endif
default: /* Invalid */
MIPS_INVAL("special3");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_REGIMM:
op1 = MASK_REGIMM(ctx->opcode);
switch (op1) {
case OPC_BLTZ ... OPC_BGEZL: /* REGIMM branches */
case OPC_BLTZAL ... OPC_BGEZALL:
gen_compute_branch(ctx, op1, 4, rs, -1, imm << 2);
*is_branch = 1;
break;
case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */
case OPC_TNEI:
gen_trap(ctx, op1, rs, -1, imm);
break;
case OPC_SYNCI:
check_insn(ctx, ISA_MIPS32R2);
/* Treat as NOP. */
break;
case OPC_BPOSGE32: /* MIPS DSP branch */
#if defined(TARGET_MIPS64)
case OPC_BPOSGE64:
#endif
check_dsp(ctx);
gen_compute_branch(ctx, op1, 4, -1, -2, (int32_t)imm << 2);
*is_branch = 1;
break;
default: /* Invalid */
MIPS_INVAL("regimm");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_CP0:
check_cp0_enabled(ctx);
op1 = MASK_CP0(ctx->opcode);
switch (op1) {
case OPC_MFC0:
case OPC_MTC0:
case OPC_MFTR:
case OPC_MTTR:
#if defined(TARGET_MIPS64)
case OPC_DMFC0:
case OPC_DMTC0:
#endif
#ifndef CONFIG_USER_ONLY
gen_cp0(env, ctx, op1, rt, rd);
#endif /* !CONFIG_USER_ONLY */
break;
case OPC_C0_FIRST ... OPC_C0_LAST:
#ifndef CONFIG_USER_ONLY
gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd);
#endif /* !CONFIG_USER_ONLY */
break;
case OPC_MFMC0:
#ifndef CONFIG_USER_ONLY
{
TCGv t0 = tcg_temp_new();
op2 = MASK_MFMC0(ctx->opcode);
switch (op2) {
case OPC_DMT:
check_insn(ctx, ASE_MT);
gen_helper_dmt(t0);
gen_store_gpr(t0, rt);
break;
case OPC_EMT:
check_insn(ctx, ASE_MT);
gen_helper_emt(t0);
gen_store_gpr(t0, rt);
break;
case OPC_DVPE:
check_insn(ctx, ASE_MT);
gen_helper_dvpe(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
case OPC_EVPE:
check_insn(ctx, ASE_MT);
gen_helper_evpe(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
case OPC_DI:
check_insn(ctx, ISA_MIPS32R2);
save_cpu_state(ctx, 1);
gen_helper_di(t0, cpu_env);
gen_store_gpr(t0, rt);
/* Stop translation as we may have switched the execution mode */
ctx->bstate = BS_STOP;
break;
case OPC_EI:
check_insn(ctx, ISA_MIPS32R2);
save_cpu_state(ctx, 1);
gen_helper_ei(t0, cpu_env);
gen_store_gpr(t0, rt);
/* Stop translation as we may have switched the execution mode */
ctx->bstate = BS_STOP;
break;
default: /* Invalid */
MIPS_INVAL("mfmc0");
generate_exception(ctx, EXCP_RI);
break;
}
tcg_temp_free(t0);
}
#endif /* !CONFIG_USER_ONLY */
break;
case OPC_RDPGPR:
check_insn(ctx, ISA_MIPS32R2);
gen_load_srsgpr(rt, rd);
break;
case OPC_WRPGPR:
check_insn(ctx, ISA_MIPS32R2);
gen_store_srsgpr(rt, rd);
break;
default:
MIPS_INVAL("cp0");
generate_exception(ctx, EXCP_RI);
break;
}
break;
case OPC_ADDI: /* Arithmetic with immediate opcode */
case OPC_ADDIU:
gen_arith_imm(ctx, op, rt, rs, imm);
break;
case OPC_SLTI: /* Set on less than with immediate opcode */
case OPC_SLTIU:
gen_slt_imm(ctx, op, rt, rs, imm);
break;
case OPC_ANDI: /* Arithmetic with immediate opcode */
case OPC_LUI:
case OPC_ORI:
case OPC_XORI:
gen_logic_imm(ctx, op, rt, rs, imm);
break;
case OPC_J ... OPC_JAL: /* Jump */
offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
gen_compute_branch(ctx, op, 4, rs, rt, offset);
*is_branch = 1;
break;
case OPC_BEQ ... OPC_BGTZ: /* Branch */
case OPC_BEQL ... OPC_BGTZL:
gen_compute_branch(ctx, op, 4, rs, rt, imm << 2);
*is_branch = 1;
break;
case OPC_LB ... OPC_LWR: /* Load and stores */
case OPC_LL:
gen_ld(ctx, op, rt, rs, imm);
break;
case OPC_SB ... OPC_SW:
case OPC_SWR:
gen_st(ctx, op, rt, rs, imm);
break;
case OPC_SC:
gen_st_cond(ctx, op, rt, rs, imm);
break;
case OPC_CACHE:
check_cp0_enabled(ctx);
check_insn(ctx, ISA_MIPS3 | ISA_MIPS32);
/* Treat as NOP. */
break;
case OPC_PREF:
check_insn(ctx, ISA_MIPS4 | ISA_MIPS32);
/* Treat as NOP. */
break;
/* Floating point (COP1). */
case OPC_LWC1:
case OPC_LDC1:
case OPC_SWC1:
case OPC_SDC1:
gen_cop1_ldst(env, ctx, op, rt, rs, imm);
break;
case OPC_CP1:
if (env->CP0_Config1 & (1 << CP0C1_FP)) {
check_cp1_enabled(ctx);
op1 = MASK_CP1(ctx->opcode);
switch (op1) {
case OPC_MFHC1:
case OPC_MTHC1:
check_insn(ctx, ISA_MIPS32R2);
case OPC_MFC1:
case OPC_CFC1:
case OPC_MTC1:
case OPC_CTC1:
gen_cp1(ctx, op1, rt, rd);
break;
#if defined(TARGET_MIPS64)
case OPC_DMFC1:
case OPC_DMTC1:
check_insn(ctx, ISA_MIPS3);
gen_cp1(ctx, op1, rt, rd);
break;
#endif
case OPC_BC1ANY2:
case OPC_BC1ANY4:
check_cop1x(ctx);
check_insn(ctx, ASE_MIPS3D);
/* fall through */
case OPC_BC1:
gen_compute_branch1(ctx, MASK_BC1(ctx->opcode),
(rt >> 2) & 0x7, imm << 2);
*is_branch = 1;
break;
case OPC_S_FMT:
case OPC_D_FMT:
case OPC_W_FMT:
case OPC_L_FMT:
case OPC_PS_FMT:
gen_farith(ctx, ctx->opcode & FOP(0x3f, 0x1f), rt, rd, sa,
(imm >> 8) & 0x7);
break;
default:
MIPS_INVAL("cp1");
generate_exception (ctx, EXCP_RI);
break;
}
} else {
generate_exception_err(ctx, EXCP_CpU, 1);
}
break;
/* COP2. */
case OPC_LWC2:
case OPC_LDC2:
case OPC_SWC2:
case OPC_SDC2:
/* COP2: Not implemented. */
generate_exception_err(ctx, EXCP_CpU, 2);
break;
case OPC_CP2:
check_insn(ctx, INSN_LOONGSON2F);
/* Note that these instructions use different fields. */
gen_loongson_multimedia(ctx, sa, rd, rt);
break;
case OPC_CP3:
if (env->CP0_Config1 & (1 << CP0C1_FP)) {
check_cp1_enabled(ctx);
op1 = MASK_CP3(ctx->opcode);
switch (op1) {
case OPC_LWXC1:
case OPC_LDXC1:
case OPC_LUXC1:
case OPC_SWXC1:
case OPC_SDXC1:
case OPC_SUXC1:
gen_flt3_ldst(ctx, op1, sa, rd, rs, rt);
break;
case OPC_PREFX:
/* Treat as NOP. */
break;
case OPC_ALNV_PS:
case OPC_MADD_S:
case OPC_MADD_D:
case OPC_MADD_PS:
case OPC_MSUB_S:
case OPC_MSUB_D:
case OPC_MSUB_PS:
case OPC_NMADD_S:
case OPC_NMADD_D:
case OPC_NMADD_PS:
case OPC_NMSUB_S:
case OPC_NMSUB_D:
case OPC_NMSUB_PS:
gen_flt3_arith(ctx, op1, sa, rs, rd, rt);
break;
default:
MIPS_INVAL("cp3");
generate_exception (ctx, EXCP_RI);
break;
}
} else {
generate_exception_err(ctx, EXCP_CpU, 1);
}
break;
#if defined(TARGET_MIPS64)
/* MIPS64 opcodes */
case OPC_LWU:
case OPC_LDL ... OPC_LDR:
case OPC_LLD:
case OPC_LD:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_ld(ctx, op, rt, rs, imm);
break;
case OPC_SDL ... OPC_SDR:
case OPC_SD:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_st(ctx, op, rt, rs, imm);
break;
case OPC_SCD:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_st_cond(ctx, op, rt, rs, imm);
break;
case OPC_DADDI:
case OPC_DADDIU:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_arith_imm(ctx, op, rt, rs, imm);
break;
#endif
case OPC_JALX:
check_insn(ctx, ASE_MIPS16 | ASE_MICROMIPS);
offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
gen_compute_branch(ctx, op, 4, rs, rt, offset);
*is_branch = 1;
break;
case OPC_MDMX:
check_insn(ctx, ASE_MDMX);
/* MDMX: Not implemented. */
default: /* Invalid */
MIPS_INVAL("major opcode");
generate_exception(ctx, EXCP_RI);
break;
}
}
| 1,737 |
FFmpeg | 5f01beb54846de8764c15206aa63086238dde493 | 1 | static int lzw_get_code(struct LZWState * s)
{
int c;
if(s->mode == FF_LZW_GIF) {
while (s->bbits < s->cursize) {
if (!s->bs) {
s->bs = *s->pbuf++;
if(!s->bs) {
s->eob_reached = 1;
break;
}
}
s->bbuf |= (*s->pbuf++) << s->bbits;
s->bbits += 8;
s->bs--;
}
c = s->bbuf & s->curmask;
s->bbuf >>= s->cursize;
} else { // TIFF
while (s->bbits < s->cursize) {
if (s->pbuf >= s->ebuf) {
s->eob_reached = 1;
}
s->bbuf = (s->bbuf << 8) | (*s->pbuf++);
s->bbits += 8;
}
c = (s->bbuf >> (s->bbits - s->cursize)) & s->curmask;
}
s->bbits -= s->cursize;
return c;
}
| 1,738 |
FFmpeg | 77a4c8b959fa9bc6bcaa42b40a0b046cdf3fec38 | 1 | static av_cold int yop_decode_init(AVCodecContext *avctx)
{
YopDecContext *s = avctx->priv_data;
s->avctx = avctx;
if (avctx->width & 1 || avctx->height & 1 ||
av_image_check_size(avctx->width, avctx->height, 0, avctx) < 0) {
av_log(avctx, AV_LOG_ERROR, "YOP has invalid dimensions\n");
return -1;
avctx->pix_fmt = PIX_FMT_PAL8;
avcodec_get_frame_defaults(&s->frame);
s->num_pal_colors = avctx->extradata[0];
s->first_color[0] = avctx->extradata[1];
s->first_color[1] = avctx->extradata[2];
if (s->num_pal_colors + s->first_color[0] > 256 ||
s->num_pal_colors + s->first_color[1] > 256) {
av_log(avctx, AV_LOG_ERROR,
"YOP: palette parameters invalid, header probably corrupt\n");
return 0; | 1,739 |
qemu | 996a0d76d7e756e4023ef79bc37bfe629b9eaca7 | 1 | static int local_open(FsContext *ctx, V9fsPath *fs_path,
int flags, V9fsFidOpenState *fs)
{
char *buffer;
char *path = fs_path->data;
int fd;
buffer = rpath(ctx, path);
fd = open(buffer, flags | O_NOFOLLOW);
g_free(buffer);
if (fd == -1) {
return -1;
}
fs->fd = fd;
return fs->fd;
}
| 1,740 |
qemu | f9aef99b3e6df88036436b0d3dc3d504b9346c8c | 1 | static int local_lstat(FsContext *fs_ctx, V9fsPath *fs_path, struct stat *stbuf)
{
int err;
char *buffer;
char *path = fs_path->data;
buffer = rpath(fs_ctx, path);
err = lstat(buffer, stbuf);
if (err) {
goto err_out;
}
if (fs_ctx->export_flags & V9FS_SM_MAPPED) {
/* Actual credentials are part of extended attrs */
uid_t tmp_uid;
gid_t tmp_gid;
mode_t tmp_mode;
dev_t tmp_dev;
if (getxattr(buffer, "user.virtfs.uid", &tmp_uid, sizeof(uid_t)) > 0) {
stbuf->st_uid = le32_to_cpu(tmp_uid);
}
if (getxattr(buffer, "user.virtfs.gid", &tmp_gid, sizeof(gid_t)) > 0) {
stbuf->st_gid = le32_to_cpu(tmp_gid);
}
if (getxattr(buffer, "user.virtfs.mode",
&tmp_mode, sizeof(mode_t)) > 0) {
stbuf->st_mode = le32_to_cpu(tmp_mode);
}
if (getxattr(buffer, "user.virtfs.rdev", &tmp_dev, sizeof(dev_t)) > 0) {
stbuf->st_rdev = le64_to_cpu(tmp_dev);
}
} else if (fs_ctx->export_flags & V9FS_SM_MAPPED_FILE) {
local_mapped_file_attr(fs_ctx, path, stbuf);
}
err_out:
g_free(buffer);
return err;
}
| 1,741 |
qemu | 3e305e4a4752f70c0b5c3cf5b43ec957881714f7 | 1 | int vnc_tls_set_x509_creds_dir(VncDisplay *vd,
const char *certdir)
{
if (vnc_set_x509_credential(vd, certdir, X509_CA_CERT_FILE, &vd->tls.x509cacert, 0) < 0)
goto cleanup;
if (vnc_set_x509_credential(vd, certdir, X509_CA_CRL_FILE, &vd->tls.x509cacrl, 1) < 0)
goto cleanup;
if (vnc_set_x509_credential(vd, certdir, X509_SERVER_CERT_FILE, &vd->tls.x509cert, 0) < 0)
goto cleanup;
if (vnc_set_x509_credential(vd, certdir, X509_SERVER_KEY_FILE, &vd->tls.x509key, 0) < 0)
goto cleanup;
return 0;
cleanup:
g_free(vd->tls.x509cacert);
g_free(vd->tls.x509cacrl);
g_free(vd->tls.x509cert);
g_free(vd->tls.x509key);
vd->tls.x509cacert = vd->tls.x509cacrl = vd->tls.x509cert = vd->tls.x509key = NULL;
return -1;
}
| 1,742 |
FFmpeg | 8b4d077fc9de4d57ee874ca9007ed1553f224853 | 0 | int mm_support(void)
{
int rval;
int eax, ebx, ecx, edx;
__asm__ __volatile__ (
/* See if CPUID instruction is supported ... */
/* ... Get copies of EFLAGS into eax and ecx */
"pushf\n\t"
"pop %0\n\t"
"movl %0, %1\n\t"
/* ... Toggle the ID bit in one copy and store */
/* to the EFLAGS reg */
"xorl $0x200000, %0\n\t"
"push %0\n\t"
"popf\n\t"
/* ... Get the (hopefully modified) EFLAGS */
"pushf\n\t"
"pop %0\n\t"
: "=a" (eax), "=c" (ecx)
:
: "cc"
);
if (eax == ecx)
return 0; /* CPUID not supported */
cpuid(0, eax, ebx, ecx, edx);
if (ebx == 0x756e6547 &&
edx == 0x49656e69 &&
ecx == 0x6c65746e) {
/* intel */
inteltest:
cpuid(1, eax, ebx, ecx, edx);
if ((edx & 0x00800000) == 0)
return 0;
rval = MM_MMX;
if (edx & 0x02000000)
rval |= MM_MMXEXT | MM_SSE;
if (edx & 0x04000000)
rval |= MM_SSE2;
return rval;
} else if (ebx == 0x68747541 &&
edx == 0x69746e65 &&
ecx == 0x444d4163) {
/* AMD */
cpuid(0x80000000, eax, ebx, ecx, edx);
if ((unsigned)eax < 0x80000001)
goto inteltest;
cpuid(0x80000001, eax, ebx, ecx, edx);
if ((edx & 0x00800000) == 0)
return 0;
rval = MM_MMX;
if (edx & 0x80000000)
rval |= MM_3DNOW;
if (edx & 0x00400000)
rval |= MM_MMXEXT;
return rval;
} else if (ebx == 0x746e6543 &&
edx == 0x48727561 &&
ecx == 0x736c7561) { /* "CentaurHauls" */
/* VIA C3 */
cpuid(0x80000000, eax, ebx, ecx, edx);
if ((unsigned)eax < 0x80000001)
goto inteltest;
cpuid(0x80000001, eax, ebx, ecx, edx);
rval = 0;
if( edx & ( 1 << 31) )
rval |= MM_3DNOW;
if( edx & ( 1 << 23) )
rval |= MM_MMX;
if( edx & ( 1 << 24) )
rval |= MM_MMXEXT;
if(rval==0)
goto inteltest;
return rval;
} else if (ebx == 0x69727943 &&
edx == 0x736e4978 &&
ecx == 0x64616574) {
/* Cyrix Section */
/* See if extended CPUID level 80000001 is supported */
/* The value of CPUID/80000001 for the 6x86MX is undefined
according to the Cyrix CPU Detection Guide (Preliminary
Rev. 1.01 table 1), so we'll check the value of eax for
CPUID/0 to see if standard CPUID level 2 is supported.
According to the table, the only CPU which supports level
2 is also the only one which supports extended CPUID levels.
*/
if (eax != 2)
goto inteltest;
cpuid(0x80000001, eax, ebx, ecx, edx);
if ((eax & 0x00800000) == 0)
return 0;
rval = MM_MMX;
if (eax & 0x01000000)
rval |= MM_MMXEXT;
return rval;
} else if (ebx == 0x756e6547 &&
edx == 0x54656e69 &&
ecx == 0x3638784d) {
/* Tranmeta Crusoe */
cpuid(0x80000000, eax, ebx, ecx, edx);
if ((unsigned)eax < 0x80000001)
return 0;
cpuid(0x80000001, eax, ebx, ecx, edx);
if ((edx & 0x00800000) == 0)
return 0;
return MM_MMX;
} else {
return 0;
}
}
| 1,743 |
qemu | f81e551229070f01bf747eda3f05960182db9d2a | 1 | static uint64_t xscom_read(void *opaque, hwaddr addr, unsigned width)
{
PnvChip *chip = opaque;
uint32_t pcba = pnv_xscom_pcba(chip, addr);
uint64_t val = 0;
MemTxResult result;
/* Handle some SCOMs here before dispatch */
val = xscom_read_default(chip, pcba);
if (val != -1) {
goto complete;
}
val = address_space_ldq(&chip->xscom_as, pcba << 3, MEMTXATTRS_UNSPECIFIED,
&result);
if (result != MEMTX_OK) {
qemu_log_mask(LOG_GUEST_ERROR, "XSCOM read failed at @0x%"
HWADDR_PRIx " pcba=0x%08x\n", addr, pcba);
xscom_complete(current_cpu, HMER_XSCOM_FAIL | HMER_XSCOM_DONE);
return 0;
}
complete:
xscom_complete(current_cpu, HMER_XSCOM_DONE);
return val;
}
| 1,744 |
qemu | ce137829e7e58fcdc5ba63b5e256f972e80be438 | 1 | static int remove_mapping(BDRVVVFATState* s, int mapping_index)
{
mapping_t* mapping = array_get(&(s->mapping), mapping_index);
mapping_t* first_mapping = array_get(&(s->mapping), 0);
/* free mapping */
if (mapping->first_mapping_index < 0)
free(mapping->path);
/* remove from s->mapping */
array_remove(&(s->mapping), mapping_index);
/* adjust all references to mappings */
adjust_mapping_indices(s, mapping_index, -1);
if (s->current_mapping && first_mapping != (mapping_t*)s->mapping.pointer)
s->current_mapping = array_get(&(s->mapping),
s->current_mapping - first_mapping);
return 0;
}
| 1,745 |
qemu | dc491fead04a92a612df93b85b0ebf9dcc3f6684 | 1 | static void test_redirector_tx(void)
{
#ifndef _WIN32
/* socketpair(PF_UNIX) which does not exist on windows */
int backend_sock[2], recv_sock;
char *cmdline;
uint32_t ret = 0, len = 0;
char send_buf[] = "Hello!!";
char sock_path0[] = "filter-redirector0.XXXXXX";
char sock_path1[] = "filter-redirector1.XXXXXX";
char *recv_buf;
uint32_t size = sizeof(send_buf);
size = htonl(size);
ret = socketpair(PF_UNIX, SOCK_STREAM, 0, backend_sock);
g_assert_cmpint(ret, !=, -1);
ret = mkstemp(sock_path0);
g_assert_cmpint(ret, !=, -1);
ret = mkstemp(sock_path1);
g_assert_cmpint(ret, !=, -1);
cmdline = g_strdup_printf("-netdev socket,id=qtest-bn0,fd=%d "
"-device rtl8139,netdev=qtest-bn0,id=qtest-e0 "
"-chardev socket,id=redirector0,path=%s,server,nowait "
"-chardev socket,id=redirector1,path=%s,server,nowait "
"-chardev socket,id=redirector2,path=%s,nowait "
"-object filter-redirector,id=qtest-f0,netdev=qtest-bn0,"
"queue=tx,outdev=redirector0 "
"-object filter-redirector,id=qtest-f1,netdev=qtest-bn0,"
"queue=tx,indev=redirector2 "
"-object filter-redirector,id=qtest-f2,netdev=qtest-bn0,"
"queue=tx,outdev=redirector1 "
, backend_sock[1], sock_path0, sock_path1, sock_path0);
qtest_start(cmdline);
g_free(cmdline);
recv_sock = unix_connect(sock_path1, NULL);
g_assert_cmpint(recv_sock, !=, -1);
/* send a qmp command to guarantee that 'connected' is setting to true. */
qmp("{ 'execute' : 'query-status'}");
struct iovec iov[] = {
{
.iov_base = &size,
.iov_len = sizeof(size),
}, {
.iov_base = send_buf,
.iov_len = sizeof(send_buf),
},
};
ret = iov_send(backend_sock[0], iov, 2, 0, sizeof(size) + sizeof(send_buf));
g_assert_cmpint(ret, ==, sizeof(send_buf) + sizeof(size));
close(backend_sock[0]);
ret = qemu_recv(recv_sock, &len, sizeof(len), 0);
g_assert_cmpint(ret, ==, sizeof(len));
len = ntohl(len);
g_assert_cmpint(len, ==, sizeof(send_buf));
recv_buf = g_malloc(len);
ret = qemu_recv(recv_sock, recv_buf, len, 0);
g_assert_cmpstr(recv_buf, ==, send_buf);
g_free(recv_buf);
close(recv_sock);
unlink(sock_path0);
unlink(sock_path1);
qtest_end();
#endif
}
| 1,746 |
qemu | 966439a67830239a6c520c5df6c55627b8153c8b | 1 | void do_divduo (void)
{
if (likely((uint64_t)T1 != 0)) {
xer_ov = 0;
T0 = (uint64_t)T0 / (uint64_t)T1;
} else {
xer_so = 1;
xer_ov = 1;
T0 = 0;
}
}
| 1,747 |
qemu | d37af740730dbbb93960cd318e040372d04d6dcf | 1 | static int megasas_dcmd_cfg_read(MegasasState *s, MegasasCmd *cmd)
{
uint8_t data[4096];
struct mfi_config_data *info;
int num_pd_disks = 0, array_offset, ld_offset;
BusChild *kid;
if (cmd->iov_size > 4096) {
return MFI_STAT_INVALID_PARAMETER;
}
QTAILQ_FOREACH(kid, &s->bus.qbus.children, sibling) {
num_pd_disks++;
}
info = (struct mfi_config_data *)&data;
/*
* Array mapping:
* - One array per SCSI device
* - One logical drive per SCSI device
* spanning the entire device
*/
info->array_count = num_pd_disks;
info->array_size = sizeof(struct mfi_array) * num_pd_disks;
info->log_drv_count = num_pd_disks;
info->log_drv_size = sizeof(struct mfi_ld_config) * num_pd_disks;
info->spares_count = 0;
info->spares_size = sizeof(struct mfi_spare);
info->size = sizeof(struct mfi_config_data) + info->array_size +
info->log_drv_size;
if (info->size > 4096) {
return MFI_STAT_INVALID_PARAMETER;
}
array_offset = sizeof(struct mfi_config_data);
ld_offset = array_offset + sizeof(struct mfi_array) * num_pd_disks;
QTAILQ_FOREACH(kid, &s->bus.qbus.children, sibling) {
SCSIDevice *sdev = SCSI_DEVICE(kid->child);
uint16_t sdev_id = ((sdev->id & 0xFF) << 8) | (sdev->lun & 0xFF);
struct mfi_array *array;
struct mfi_ld_config *ld;
uint64_t pd_size;
int i;
array = (struct mfi_array *)(data + array_offset);
blk_get_geometry(sdev->conf.blk, &pd_size);
array->size = cpu_to_le64(pd_size);
array->num_drives = 1;
array->array_ref = cpu_to_le16(sdev_id);
array->pd[0].ref.v.device_id = cpu_to_le16(sdev_id);
array->pd[0].ref.v.seq_num = 0;
array->pd[0].fw_state = MFI_PD_STATE_ONLINE;
array->pd[0].encl.pd = 0xFF;
array->pd[0].encl.slot = (sdev->id & 0xFF);
for (i = 1; i < MFI_MAX_ROW_SIZE; i++) {
array->pd[i].ref.v.device_id = 0xFFFF;
array->pd[i].ref.v.seq_num = 0;
array->pd[i].fw_state = MFI_PD_STATE_UNCONFIGURED_GOOD;
array->pd[i].encl.pd = 0xFF;
array->pd[i].encl.slot = 0xFF;
}
array_offset += sizeof(struct mfi_array);
ld = (struct mfi_ld_config *)(data + ld_offset);
memset(ld, 0, sizeof(struct mfi_ld_config));
ld->properties.ld.v.target_id = sdev->id;
ld->properties.default_cache_policy = MR_LD_CACHE_READ_AHEAD |
MR_LD_CACHE_READ_ADAPTIVE;
ld->properties.current_cache_policy = MR_LD_CACHE_READ_AHEAD |
MR_LD_CACHE_READ_ADAPTIVE;
ld->params.state = MFI_LD_STATE_OPTIMAL;
ld->params.stripe_size = 3;
ld->params.num_drives = 1;
ld->params.span_depth = 1;
ld->params.is_consistent = 1;
ld->span[0].start_block = 0;
ld->span[0].num_blocks = cpu_to_le64(pd_size);
ld->span[0].array_ref = cpu_to_le16(sdev_id);
ld_offset += sizeof(struct mfi_ld_config);
}
cmd->iov_size -= dma_buf_read((uint8_t *)data, info->size, &cmd->qsg);
return MFI_STAT_OK;
}
| 1,748 |
qemu | 5c6c0e513600ba57c3e73b7151d3c0664438f7b5 | 1 | static void lsi_do_msgout(LSIState *s)
{
uint8_t msg;
int len;
uint32_t current_tag;
SCSIDevice *current_dev;
lsi_request *p, *p_next;
int id;
if (s->current) {
current_tag = s->current->tag;
} else {
current_tag = s->select_tag;
}
id = (current_tag >> 8) & 0xf;
current_dev = s->bus.devs[id];
DPRINTF("MSG out len=%d\n", s->dbc);
while (s->dbc) {
msg = lsi_get_msgbyte(s);
s->sfbr = msg;
switch (msg) {
case 0x04:
DPRINTF("MSG: Disconnect\n");
lsi_disconnect(s);
break;
case 0x08:
DPRINTF("MSG: No Operation\n");
lsi_set_phase(s, PHASE_CMD);
break;
case 0x01:
len = lsi_get_msgbyte(s);
msg = lsi_get_msgbyte(s);
(void)len; /* avoid a warning about unused variable*/
DPRINTF("Extended message 0x%x (len %d)\n", msg, len);
switch (msg) {
case 1:
DPRINTF("SDTR (ignored)\n");
lsi_skip_msgbytes(s, 2);
break;
case 3:
DPRINTF("WDTR (ignored)\n");
lsi_skip_msgbytes(s, 1);
break;
default:
goto bad;
}
break;
case 0x20: /* SIMPLE queue */
s->select_tag |= lsi_get_msgbyte(s) | LSI_TAG_VALID;
DPRINTF("SIMPLE queue tag=0x%x\n", s->select_tag & 0xff);
break;
case 0x21: /* HEAD of queue */
BADF("HEAD queue not implemented\n");
s->select_tag |= lsi_get_msgbyte(s) | LSI_TAG_VALID;
break;
case 0x22: /* ORDERED queue */
BADF("ORDERED queue not implemented\n");
s->select_tag |= lsi_get_msgbyte(s) | LSI_TAG_VALID;
break;
case 0x0d:
/* The ABORT TAG message clears the current I/O process only. */
DPRINTF("MSG: ABORT TAG tag=0x%x\n", current_tag);
current_dev->info->cancel_io(current_dev, current_tag);
lsi_disconnect(s);
break;
case 0x06:
case 0x0e:
case 0x0c:
/* The ABORT message clears all I/O processes for the selecting
initiator on the specified logical unit of the target. */
if (msg == 0x06) {
DPRINTF("MSG: ABORT tag=0x%x\n", current_tag);
}
/* The CLEAR QUEUE message clears all I/O processes for all
initiators on the specified logical unit of the target. */
if (msg == 0x0e) {
DPRINTF("MSG: CLEAR QUEUE tag=0x%x\n", current_tag);
}
/* The BUS DEVICE RESET message clears all I/O processes for all
initiators on all logical units of the target. */
if (msg == 0x0c) {
DPRINTF("MSG: BUS DEVICE RESET tag=0x%x\n", current_tag);
}
/* clear the current I/O process */
current_dev->info->cancel_io(current_dev, current_tag);
/* As the current implemented devices scsi_disk and scsi_generic
only support one LUN, we don't need to keep track of LUNs.
Clearing I/O processes for other initiators could be possible
for scsi_generic by sending a SG_SCSI_RESET to the /dev/sgX
device, but this is currently not implemented (and seems not
to be really necessary). So let's simply clear all queued
commands for the current device: */
id = current_tag & 0x0000ff00;
QTAILQ_FOREACH_SAFE(p, &s->queue, next, p_next) {
if ((p->tag & 0x0000ff00) == id) {
current_dev->info->cancel_io(current_dev, p->tag);
QTAILQ_REMOVE(&s->queue, p, next);
}
}
lsi_disconnect(s);
break;
default:
if ((msg & 0x80) == 0) {
goto bad;
}
s->current_lun = msg & 7;
DPRINTF("Select LUN %d\n", s->current_lun);
lsi_set_phase(s, PHASE_CMD);
break;
}
}
return;
bad:
BADF("Unimplemented message 0x%02x\n", msg);
lsi_set_phase(s, PHASE_MI);
lsi_add_msg_byte(s, 7); /* MESSAGE REJECT */
s->msg_action = 0;
}
| 1,749 |
qemu | 4fa4ce7107c6ec432f185307158c5df91ce54308 | 0 | static void local_mapped_file_attr(FsContext *ctx, const char *path,
struct stat *stbuf)
{
FILE *fp;
char buf[ATTR_MAX];
char attr_path[PATH_MAX];
local_mapped_attr_path(ctx, path, attr_path);
fp = local_fopen(attr_path, "r");
if (!fp) {
return;
}
memset(buf, 0, ATTR_MAX);
while (fgets(buf, ATTR_MAX, fp)) {
if (!strncmp(buf, "virtfs.uid", 10)) {
stbuf->st_uid = atoi(buf+11);
} else if (!strncmp(buf, "virtfs.gid", 10)) {
stbuf->st_gid = atoi(buf+11);
} else if (!strncmp(buf, "virtfs.mode", 11)) {
stbuf->st_mode = atoi(buf+12);
} else if (!strncmp(buf, "virtfs.rdev", 11)) {
stbuf->st_rdev = atoi(buf+12);
}
memset(buf, 0, ATTR_MAX);
}
fclose(fp);
}
| 1,751 |
qemu | c7cacb3e7a2e9fdf929c993b98268e4179147cbb | 0 | static int qemu_rbd_parsename(const char *filename,
char *pool, int pool_len,
char *snap, int snap_len,
char *name, int name_len,
char *conf, int conf_len,
Error **errp)
{
const char *start;
char *p, *buf;
int ret = 0;
char *found_str;
Error *local_err = NULL;
if (!strstart(filename, "rbd:", &start)) {
error_setg(errp, "File name must start with 'rbd:'");
return -EINVAL;
}
buf = g_strdup(start);
p = buf;
*snap = '\0';
*conf = '\0';
found_str = qemu_rbd_next_tok(pool_len, p,
'/', "pool name", &p, &local_err);
if (local_err) {
goto done;
}
if (!p) {
ret = -EINVAL;
error_setg(errp, "Pool name is required");
goto done;
}
qemu_rbd_unescape(found_str);
g_strlcpy(pool, found_str, pool_len);
if (strchr(p, '@')) {
found_str = qemu_rbd_next_tok(name_len, p,
'@', "object name", &p, &local_err);
if (local_err) {
goto done;
}
qemu_rbd_unescape(found_str);
g_strlcpy(name, found_str, name_len);
found_str = qemu_rbd_next_tok(snap_len, p,
':', "snap name", &p, &local_err);
if (local_err) {
goto done;
}
qemu_rbd_unescape(found_str);
g_strlcpy(snap, found_str, snap_len);
} else {
found_str = qemu_rbd_next_tok(name_len, p,
':', "object name", &p, &local_err);
if (local_err) {
goto done;
}
qemu_rbd_unescape(found_str);
g_strlcpy(name, found_str, name_len);
}
if (!p) {
goto done;
}
found_str = qemu_rbd_next_tok(conf_len, p,
'\0', "configuration", &p, &local_err);
if (local_err) {
goto done;
}
g_strlcpy(conf, found_str, conf_len);
done:
if (local_err) {
ret = -EINVAL;
error_propagate(errp, local_err);
}
g_free(buf);
return ret;
}
| 1,752 |
qemu | 29396ed9acfaee9936377ddece4b05452b417861 | 0 | static void vtd_realize(DeviceState *dev, Error **errp)
{
MachineState *ms = MACHINE(qdev_get_machine());
MachineClass *mc = MACHINE_GET_CLASS(ms);
PCMachineState *pcms =
PC_MACHINE(object_dynamic_cast(OBJECT(ms), TYPE_PC_MACHINE));
PCIBus *bus;
IntelIOMMUState *s = INTEL_IOMMU_DEVICE(dev);
X86IOMMUState *x86_iommu = X86_IOMMU_DEVICE(dev);
if (!pcms) {
error_setg(errp, "Machine-type '%s' not supported by intel-iommu",
mc->name);
return;
}
bus = pcms->bus;
x86_iommu->type = TYPE_INTEL;
if (!vtd_decide_config(s, errp)) {
return;
}
QLIST_INIT(&s->notifiers_list);
memset(s->vtd_as_by_bus_num, 0, sizeof(s->vtd_as_by_bus_num));
memory_region_init_io(&s->csrmem, OBJECT(s), &vtd_mem_ops, s,
"intel_iommu", DMAR_REG_SIZE);
sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->csrmem);
/* No corresponding destroy */
s->iotlb = g_hash_table_new_full(vtd_uint64_hash, vtd_uint64_equal,
g_free, g_free);
s->vtd_as_by_busptr = g_hash_table_new_full(vtd_uint64_hash, vtd_uint64_equal,
g_free, g_free);
vtd_init(s);
sysbus_mmio_map(SYS_BUS_DEVICE(s), 0, Q35_HOST_BRIDGE_IOMMU_ADDR);
pci_setup_iommu(bus, vtd_host_dma_iommu, dev);
/* Pseudo address space under root PCI bus. */
pcms->ioapic_as = vtd_host_dma_iommu(bus, s, Q35_PSEUDO_DEVFN_IOAPIC);
}
| 1,753 |
qemu | 6482b0ffd12ce83810c10b1a3884a75eba2ade1a | 0 | void s390x_cpu_timer(void *opaque)
{
S390CPU *cpu = opaque;
CPUS390XState *env = &cpu->env;
env->pending_int |= INTERRUPT_CPUTIMER;
cpu_interrupt(CPU(cpu), CPU_INTERRUPT_HARD);
}
| 1,754 |
qemu | bef1301acb74d177b42890116e4eeaf26047b9e3 | 0 | static int ahci_dma_prepare_buf(IDEDMA *dma, int is_write)
{
AHCIDevice *ad = DO_UPCAST(AHCIDevice, dma, dma);
IDEState *s = &ad->port.ifs[0];
ahci_populate_sglist(ad, &s->sg, 0);
s->io_buffer_size = s->sg.size;
DPRINTF(ad->port_no, "len=%#x\n", s->io_buffer_size);
return s->io_buffer_size != 0;
}
| 1,755 |
qemu | bd269ebc82fbaa5fe7ce5bc7c1770ac8acecd884 | 0 | void tcp_start_incoming_migration(const char *host_port, Error **errp)
{
Error *err = NULL;
SocketAddressLegacy *saddr = tcp_build_address(host_port, &err);
if (!err) {
socket_start_incoming_migration(saddr, &err);
}
error_propagate(errp, err);
}
| 1,756 |
FFmpeg | 83fd377c94d8fbffdb3e69fb3efe1976ff897a88 | 0 | static void init_quantization(Jpeg2000EncoderContext *s)
{
int compno, reslevelno, bandno;
Jpeg2000QuantStyle *qntsty = &s->qntsty;
Jpeg2000CodingStyle *codsty = &s->codsty;
for (compno = 0; compno < s->ncomponents; compno++){
int gbandno = 0;
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++){
int nbands, lev = codsty->nreslevels - reslevelno - 1;
nbands = reslevelno ? 3 : 1;
for (bandno = 0; bandno < nbands; bandno++, gbandno++){
int expn, mant;
if (codsty->transform == FF_DWT97){
int bandpos = bandno + (reslevelno>0),
ss = 81920000 / dwt_norms[0][bandpos][lev],
log = av_log2(ss);
mant = (11 - log < 0 ? ss >> log - 11 : ss << 11 - log) & 0x7ff;
expn = s->cbps[compno] - log + 13;
} else
expn = ((bandno&2)>>1) + (reslevelno>0) + s->cbps[compno];
qntsty->expn[gbandno] = expn;
qntsty->mant[gbandno] = mant;
}
}
}
}
| 1,757 |
qemu | 7ad2757feffd13b8000826ae3df2a3bc929d688d | 0 | static BlockDriverState *bdrv_open_inherit(const char *filename,
const char *reference,
QDict *options, int flags,
BlockDriverState *parent,
const BdrvChildRole *child_role,
Error **errp)
{
int ret;
BdrvChild *file = NULL;
BlockDriverState *bs;
BlockDriver *drv = NULL;
const char *drvname;
const char *backing;
Error *local_err = NULL;
QDict *snapshot_options = NULL;
int snapshot_flags = 0;
assert(!child_role || !flags);
assert(!child_role == !parent);
if (reference) {
bool options_non_empty = options ? qdict_size(options) : false;
QDECREF(options);
if (filename || options_non_empty) {
error_setg(errp, "Cannot reference an existing block device with "
"additional options or a new filename");
return NULL;
}
bs = bdrv_lookup_bs(reference, reference, errp);
if (!bs) {
return NULL;
}
bdrv_ref(bs);
return bs;
}
bs = bdrv_new();
/* NULL means an empty set of options */
if (options == NULL) {
options = qdict_new();
}
/* json: syntax counts as explicit options, as if in the QDict */
parse_json_protocol(options, &filename, &local_err);
if (local_err) {
goto fail;
}
bs->explicit_options = qdict_clone_shallow(options);
if (child_role) {
bs->inherits_from = parent;
child_role->inherit_options(&flags, options,
parent->open_flags, parent->options);
}
ret = bdrv_fill_options(&options, filename, &flags, &local_err);
if (local_err) {
goto fail;
}
/* Set the BDRV_O_RDWR and BDRV_O_ALLOW_RDWR flags.
* FIXME: we're parsing the QDict to avoid having to create a
* QemuOpts just for this, but neither option is optimal. */
if (g_strcmp0(qdict_get_try_str(options, BDRV_OPT_READ_ONLY), "on") &&
!qdict_get_try_bool(options, BDRV_OPT_READ_ONLY, false)) {
flags |= (BDRV_O_RDWR | BDRV_O_ALLOW_RDWR);
} else {
flags &= ~BDRV_O_RDWR;
}
if (flags & BDRV_O_SNAPSHOT) {
snapshot_options = qdict_new();
bdrv_temp_snapshot_options(&snapshot_flags, snapshot_options,
flags, options);
/* Let bdrv_backing_options() override "read-only" */
qdict_del(options, BDRV_OPT_READ_ONLY);
bdrv_backing_options(&flags, options, flags, options);
}
bs->open_flags = flags;
bs->options = options;
options = qdict_clone_shallow(options);
/* Find the right image format driver */
drvname = qdict_get_try_str(options, "driver");
if (drvname) {
drv = bdrv_find_format(drvname);
if (!drv) {
error_setg(errp, "Unknown driver: '%s'", drvname);
goto fail;
}
}
assert(drvname || !(flags & BDRV_O_PROTOCOL));
backing = qdict_get_try_str(options, "backing");
if (backing && *backing == '\0') {
flags |= BDRV_O_NO_BACKING;
qdict_del(options, "backing");
}
/* Open image file without format layer */
if ((flags & BDRV_O_PROTOCOL) == 0) {
file = bdrv_open_child(filename, options, "file", bs,
&child_file, true, &local_err);
if (local_err) {
goto fail;
}
}
/* Image format probing */
bs->probed = !drv;
if (!drv && file) {
ret = find_image_format(file, filename, &drv, &local_err);
if (ret < 0) {
goto fail;
}
/*
* This option update would logically belong in bdrv_fill_options(),
* but we first need to open bs->file for the probing to work, while
* opening bs->file already requires the (mostly) final set of options
* so that cache mode etc. can be inherited.
*
* Adding the driver later is somewhat ugly, but it's not an option
* that would ever be inherited, so it's correct. We just need to make
* sure to update both bs->options (which has the full effective
* options for bs) and options (which has file.* already removed).
*/
qdict_put(bs->options, "driver", qstring_from_str(drv->format_name));
qdict_put(options, "driver", qstring_from_str(drv->format_name));
} else if (!drv) {
error_setg(errp, "Must specify either driver or file");
goto fail;
}
/* BDRV_O_PROTOCOL must be set iff a protocol BDS is about to be created */
assert(!!(flags & BDRV_O_PROTOCOL) == !!drv->bdrv_file_open);
/* file must be NULL if a protocol BDS is about to be created
* (the inverse results in an error message from bdrv_open_common()) */
assert(!(flags & BDRV_O_PROTOCOL) || !file);
/* Open the image */
ret = bdrv_open_common(bs, file, options, &local_err);
if (ret < 0) {
goto fail;
}
if (file && (bs->file != file)) {
bdrv_unref_child(bs, file);
file = NULL;
}
/* If there is a backing file, use it */
if ((flags & BDRV_O_NO_BACKING) == 0) {
ret = bdrv_open_backing_file(bs, options, "backing", &local_err);
if (ret < 0) {
goto close_and_fail;
}
}
bdrv_refresh_filename(bs);
/* Check if any unknown options were used */
if (options && (qdict_size(options) != 0)) {
const QDictEntry *entry = qdict_first(options);
if (flags & BDRV_O_PROTOCOL) {
error_setg(errp, "Block protocol '%s' doesn't support the option "
"'%s'", drv->format_name, entry->key);
} else {
error_setg(errp,
"Block format '%s' does not support the option '%s'",
drv->format_name, entry->key);
}
goto close_and_fail;
}
if (!bdrv_key_required(bs)) {
bdrv_parent_cb_change_media(bs, true);
} else if (!runstate_check(RUN_STATE_PRELAUNCH)
&& !runstate_check(RUN_STATE_INMIGRATE)
&& !runstate_check(RUN_STATE_PAUSED)) { /* HACK */
error_setg(errp,
"Guest must be stopped for opening of encrypted image");
goto close_and_fail;
}
QDECREF(options);
/* For snapshot=on, create a temporary qcow2 overlay. bs points to the
* temporary snapshot afterwards. */
if (snapshot_flags) {
BlockDriverState *snapshot_bs;
snapshot_bs = bdrv_append_temp_snapshot(bs, snapshot_flags,
snapshot_options, &local_err);
snapshot_options = NULL;
if (local_err) {
goto close_and_fail;
}
/* We are not going to return bs but the overlay on top of it
* (snapshot_bs); thus, we have to drop the strong reference to bs
* (which we obtained by calling bdrv_new()). bs will not be deleted,
* though, because the overlay still has a reference to it. */
bdrv_unref(bs);
bs = snapshot_bs;
}
return bs;
fail:
if (file != NULL) {
bdrv_unref_child(bs, file);
}
QDECREF(snapshot_options);
QDECREF(bs->explicit_options);
QDECREF(bs->options);
QDECREF(options);
bs->options = NULL;
bdrv_unref(bs);
error_propagate(errp, local_err);
return NULL;
close_and_fail:
bdrv_unref(bs);
QDECREF(snapshot_options);
QDECREF(options);
error_propagate(errp, local_err);
return NULL;
}
| 1,758 |
qemu | 82a3d1f81f8e401c6c34cba541970197aba2bb9a | 0 | AlphaCPU *cpu_alpha_init(const char *cpu_model)
{
AlphaCPU *cpu;
ObjectClass *cpu_class;
cpu_class = alpha_cpu_class_by_name(cpu_model);
if (cpu_class == NULL) {
/* Default to ev67; no reason not to emulate insns by default. */
cpu_class = object_class_by_name(TYPE("ev67"));
}
cpu = ALPHA_CPU(object_new(object_class_get_name(cpu_class)));
object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
return cpu;
}
| 1,759 |
qemu | c25bbf1545a53ac051f9e51d4140e397660c10ae | 0 | static void xen_pt_pci_write_config(PCIDevice *d, uint32_t addr,
uint32_t val, int len)
{
XenPCIPassthroughState *s = DO_UPCAST(XenPCIPassthroughState, dev, d);
int index = 0;
XenPTRegGroup *reg_grp_entry = NULL;
int rc = 0;
uint32_t read_val = 0, wb_mask;
int emul_len = 0;
XenPTReg *reg_entry = NULL;
uint32_t find_addr = addr;
XenPTRegInfo *reg = NULL;
if (xen_pt_pci_config_access_check(d, addr, len)) {
return;
}
XEN_PT_LOG_CONFIG(d, addr, val, len);
/* check unused BAR register */
index = xen_pt_bar_offset_to_index(addr);
if ((index >= 0) && (val > 0 && val < XEN_PT_BAR_ALLF) &&
(s->bases[index].bar_flag == XEN_PT_BAR_FLAG_UNUSED)) {
XEN_PT_WARN(d, "Guest attempt to set address to unused Base Address "
"Register. (addr: 0x%02x, len: %d)\n", addr, len);
}
/* find register group entry */
reg_grp_entry = xen_pt_find_reg_grp(s, addr);
if (reg_grp_entry) {
/* check 0-Hardwired register group */
if (reg_grp_entry->reg_grp->grp_type == XEN_PT_GRP_TYPE_HARDWIRED) {
/* ignore silently */
XEN_PT_WARN(d, "Access to 0-Hardwired register. "
"(addr: 0x%02x, len: %d)\n", addr, len);
return;
}
}
rc = xen_host_pci_get_block(&s->real_device, addr,
(uint8_t *)&read_val, len);
if (rc < 0) {
XEN_PT_ERR(d, "pci_read_block failed. return value: %d.\n", rc);
memset(&read_val, 0xff, len);
wb_mask = 0;
} else {
wb_mask = 0xFFFFFFFF >> ((4 - len) << 3);
}
/* pass directly to the real device for passthrough type register group */
if (reg_grp_entry == NULL) {
goto out;
}
memory_region_transaction_begin();
pci_default_write_config(d, addr, val, len);
/* adjust the read and write value to appropriate CFC-CFF window */
read_val <<= (addr & 3) << 3;
val <<= (addr & 3) << 3;
emul_len = len;
/* loop around the guest requested size */
while (emul_len > 0) {
/* find register entry to be emulated */
reg_entry = xen_pt_find_reg(reg_grp_entry, find_addr);
if (reg_entry) {
reg = reg_entry->reg;
uint32_t real_offset = reg_grp_entry->base_offset + reg->offset;
uint32_t valid_mask = 0xFFFFFFFF >> ((4 - emul_len) << 3);
uint8_t *ptr_val = NULL;
valid_mask <<= (find_addr - real_offset) << 3;
ptr_val = (uint8_t *)&val + (real_offset & 3);
if (reg->emu_mask == (0xFFFFFFFF >> ((4 - reg->size) << 3))) {
wb_mask &= ~((reg->emu_mask
>> ((find_addr - real_offset) << 3))
<< ((len - emul_len) << 3));
}
/* do emulation based on register size */
switch (reg->size) {
case 1:
if (reg->u.b.write) {
rc = reg->u.b.write(s, reg_entry, ptr_val,
read_val >> ((real_offset & 3) << 3),
valid_mask);
}
break;
case 2:
if (reg->u.w.write) {
rc = reg->u.w.write(s, reg_entry, (uint16_t *)ptr_val,
(read_val >> ((real_offset & 3) << 3)),
valid_mask);
}
break;
case 4:
if (reg->u.dw.write) {
rc = reg->u.dw.write(s, reg_entry, (uint32_t *)ptr_val,
(read_val >> ((real_offset & 3) << 3)),
valid_mask);
}
break;
}
if (rc < 0) {
xen_shutdown_fatal_error("Internal error: Invalid write"
" emulation. (%s, rc: %d)\n",
__func__, rc);
return;
}
/* calculate next address to find */
emul_len -= reg->size;
if (emul_len > 0) {
find_addr = real_offset + reg->size;
}
} else {
/* nothing to do with passthrough type register,
* continue to find next byte */
emul_len--;
find_addr++;
}
}
/* need to shift back before passing them to xen_host_pci_device */
val >>= (addr & 3) << 3;
memory_region_transaction_commit();
out:
for (index = 0; wb_mask; index += len) {
/* unknown regs are passed through */
while (!(wb_mask & 0xff)) {
index++;
wb_mask >>= 8;
}
len = 0;
do {
len++;
wb_mask >>= 8;
} while (wb_mask & 0xff);
rc = xen_host_pci_set_block(&s->real_device, addr + index,
(uint8_t *)&val + index, len);
if (rc < 0) {
XEN_PT_ERR(d, "pci_write_block failed. return value: %d.\n", rc);
}
}
}
| 1,761 |
qemu | 0c16c056a4f9dec18fdd56feec82a5db9ff3c15e | 0 | static void test_hash_base64(void)
{
size_t i;
g_assert(qcrypto_init(NULL) == 0);
for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
int ret;
char *digest;
ret = qcrypto_hash_base64(i,
INPUT_TEXT,
strlen(INPUT_TEXT),
&digest,
NULL);
g_assert(ret == 0);
g_assert(g_str_equal(digest, expected_outputs_b64[i]));
g_free(digest);
}
}
| 1,762 |
qemu | 621ff94d5074d88253a5818c6b9c4db718fbfc65 | 0 | static void virtio_ccw_serial_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtioSerialCcw *dev = VIRTIO_SERIAL_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
DeviceState *proxy = DEVICE(ccw_dev);
Error *err = NULL;
char *bus_name;
/*
* For command line compatibility, this sets the virtio-serial-device bus
* name as before.
*/
if (proxy->id) {
bus_name = g_strdup_printf("%s.0", proxy->id);
virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name);
g_free(bus_name);
}
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
object_property_set_bool(OBJECT(vdev), true, "realized", &err);
if (err) {
error_propagate(errp, err);
}
}
| 1,763 |
qemu | 3f2ca480eb872b4946baf77f756236b637a5b15a | 0 | uint32_t kvmppc_get_vmx(void)
{
return kvmppc_read_int_cpu_dt("ibm,vmx");
}
| 1,764 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void check_reserved_space (target_phys_addr_t *start,
target_phys_addr_t *length)
{
target_phys_addr_t begin = *start;
target_phys_addr_t end = *start + *length;
if (end >= 0x1e000000LL && end < 0x1f100000LL)
end = 0x1e000000LL;
if (begin >= 0x1e000000LL && begin < 0x1f100000LL)
begin = 0x1f100000LL;
if (end >= 0x1fc00000LL && end < 0x1fd00000LL)
end = 0x1fc00000LL;
if (begin >= 0x1fc00000LL && begin < 0x1fd00000LL)
begin = 0x1fd00000LL;
/* XXX: This is broken when a reserved range splits the requested range */
if (end >= 0x1f100000LL && begin < 0x1e000000LL)
end = 0x1e000000LL;
if (end >= 0x1fd00000LL && begin < 0x1fc00000LL)
end = 0x1fc00000LL;
*start = begin;
*length = end - begin;
}
| 1,765 |
qemu | db39fcf1f690b02d612e2bfc00980700887abe03 | 0 | CharDriverState *qemu_chr_open_msmouse(void)
{
CharDriverState *chr;
chr = g_malloc0(sizeof(CharDriverState));
chr->chr_write = msmouse_chr_write;
chr->chr_close = msmouse_chr_close;
chr->explicit_be_open = true;
qemu_add_mouse_event_handler(msmouse_event, chr, 0, "QEMU Microsoft Mouse");
return chr;
}
| 1,766 |
qemu | 7df9381b7aa56c897e344f3bfe43bf5848bbd3e0 | 0 | void vfio_pci_write_config(PCIDevice *pdev,
uint32_t addr, uint32_t val, int len)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
uint32_t val_le = cpu_to_le32(val);
trace_vfio_pci_write_config(vdev->vbasedev.name, addr, val, len);
/* Write everything to VFIO, let it filter out what we can't write */
if (pwrite(vdev->vbasedev.fd, &val_le, len, vdev->config_offset + addr)
!= len) {
error_report("%s(%04x:%02x:%02x.%x, 0x%x, 0x%x, 0x%x) failed: %m",
__func__, vdev->host.domain, vdev->host.bus,
vdev->host.slot, vdev->host.function, addr, val, len);
}
/* MSI/MSI-X Enabling/Disabling */
if (pdev->cap_present & QEMU_PCI_CAP_MSI &&
ranges_overlap(addr, len, pdev->msi_cap, vdev->msi_cap_size)) {
int is_enabled, was_enabled = msi_enabled(pdev);
pci_default_write_config(pdev, addr, val, len);
is_enabled = msi_enabled(pdev);
if (!was_enabled) {
if (is_enabled) {
vfio_msi_enable(vdev);
}
} else {
if (!is_enabled) {
vfio_msi_disable(vdev);
} else {
vfio_update_msi(vdev);
}
}
} else if (pdev->cap_present & QEMU_PCI_CAP_MSIX &&
ranges_overlap(addr, len, pdev->msix_cap, MSIX_CAP_LENGTH)) {
int is_enabled, was_enabled = msix_enabled(pdev);
pci_default_write_config(pdev, addr, val, len);
is_enabled = msix_enabled(pdev);
if (!was_enabled && is_enabled) {
vfio_msix_enable(vdev);
} else if (was_enabled && !is_enabled) {
vfio_msix_disable(vdev);
}
} else {
/* Write everything to QEMU to keep emulated bits correct */
pci_default_write_config(pdev, addr, val, len);
}
}
| 1,767 |
FFmpeg | a8475bbdb64e638bd8161df9647876fd23f8a29a | 0 | static int sap_fetch_packet(AVFormatContext *s, AVPacket *pkt)
{
struct SAPState *sap = s->priv_data;
int fd = url_get_file_handle(sap->ann_fd);
int n, ret;
fd_set rfds;
struct timeval tv;
uint8_t recvbuf[1500];
if (sap->eof)
return AVERROR_EOF;
while (1) {
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
tv.tv_sec = tv.tv_usec = 0;
n = select(fd + 1, &rfds, NULL, NULL, &tv);
if (n <= 0 || !FD_ISSET(fd, &rfds))
break;
ret = url_read(sap->ann_fd, recvbuf, sizeof(recvbuf));
if (ret >= 8) {
uint16_t hash = AV_RB16(&recvbuf[2]);
/* Should ideally check the source IP address, too */
if (recvbuf[0] & 0x04 && hash == sap->hash) {
/* Stream deletion */
sap->eof = 1;
return AVERROR_EOF;
}
}
}
ret = av_read_frame(sap->sdp_ctx, pkt);
if (ret < 0)
return ret;
if (s->ctx_flags & AVFMTCTX_NOHEADER) {
while (sap->sdp_ctx->nb_streams > s->nb_streams) {
int i = s->nb_streams;
AVStream *st = av_new_stream(s, i);
if (!st) {
av_free_packet(pkt);
return AVERROR(ENOMEM);
}
avcodec_copy_context(st->codec, sap->sdp_ctx->streams[i]->codec);
st->time_base = sap->sdp_ctx->streams[i]->time_base;
}
}
return ret;
}
| 1,768 |
qemu | e8ee5e4c476d5b0654d8f1271a2b7c065acc486e | 0 | static void run_dependent_requests(BDRVQcowState *s, QCowL2Meta *m)
{
/* Take the request off the list of running requests */
if (m->nb_clusters != 0) {
QLIST_REMOVE(m, next_in_flight);
}
/* Restart all dependent requests */
if (!qemu_co_queue_empty(&m->dependent_requests)) {
qemu_co_mutex_unlock(&s->lock);
while(qemu_co_queue_next(&m->dependent_requests));
qemu_co_mutex_lock(&s->lock);
}
}
| 1,769 |
qemu | dd87f8a690330777363f9a8680fce8f2ec544414 | 0 | uint32_t kvm_arch_get_supported_cpuid(KVMState *s, uint32_t function,
uint32_t index, int reg)
{
struct kvm_cpuid2 *cpuid;
int max;
uint32_t ret = 0;
uint32_t cpuid_1_edx;
bool found = false;
max = 1;
while ((cpuid = try_get_cpuid(s, max)) == NULL) {
max *= 2;
}
struct kvm_cpuid_entry2 *entry = cpuid_find_entry(cpuid, function, index);
if (entry) {
found = true;
ret = cpuid_entry_get_reg(entry, reg);
}
/* Fixups for the data returned by KVM, below */
if (reg == R_EDX) {
switch (function) {
case 1:
/* KVM before 2.6.30 misreports the following features */
ret |= CPUID_MTRR | CPUID_PAT | CPUID_MCE | CPUID_MCA;
break;
case 0x80000001:
/* On Intel, kvm returns cpuid according to the Intel spec,
* so add missing bits according to the AMD spec:
*/
cpuid_1_edx = kvm_arch_get_supported_cpuid(s, 1, 0, R_EDX);
ret |= cpuid_1_edx & CPUID_EXT2_AMD_ALIASES;
break;
}
}
g_free(cpuid);
/* fallback for older kernels */
if ((function == KVM_CPUID_FEATURES) && !found) {
ret = get_para_features(s);
}
return ret;
}
| 1,771 |
qemu | 62dc90c668fc4e17639f594b70a1001780f59a9b | 0 | static abi_long do_socketcall(int num, abi_ulong vptr)
{
abi_long ret;
const int n = sizeof(abi_ulong);
switch(num) {
case SOCKOP_socket:
{
abi_ulong domain, type, protocol;
if (get_user_ual(domain, vptr)
|| get_user_ual(type, vptr + n)
|| get_user_ual(protocol, vptr + 2 * n))
return -TARGET_EFAULT;
ret = do_socket(domain, type, protocol);
}
break;
case SOCKOP_bind:
{
abi_ulong sockfd;
abi_ulong target_addr;
socklen_t addrlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(target_addr, vptr + n)
|| get_user_ual(addrlen, vptr + 2 * n))
return -TARGET_EFAULT;
ret = do_bind(sockfd, target_addr, addrlen);
}
break;
case SOCKOP_connect:
{
abi_ulong sockfd;
abi_ulong target_addr;
socklen_t addrlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(target_addr, vptr + n)
|| get_user_ual(addrlen, vptr + 2 * n))
return -TARGET_EFAULT;
ret = do_connect(sockfd, target_addr, addrlen);
}
break;
case SOCKOP_listen:
{
abi_ulong sockfd, backlog;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(backlog, vptr + n))
return -TARGET_EFAULT;
ret = get_errno(listen(sockfd, backlog));
}
break;
case SOCKOP_accept:
{
abi_ulong sockfd;
abi_ulong target_addr, target_addrlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(target_addr, vptr + n)
|| get_user_ual(target_addrlen, vptr + 2 * n))
return -TARGET_EFAULT;
ret = do_accept4(sockfd, target_addr, target_addrlen, 0);
}
break;
case SOCKOP_accept4:
{
abi_ulong sockfd;
abi_ulong target_addr, target_addrlen;
abi_ulong flags;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(target_addr, vptr + n)
|| get_user_ual(target_addrlen, vptr + 2 * n)
|| get_user_ual(flags, vptr + 3 * n)) {
return -TARGET_EFAULT;
}
ret = do_accept4(sockfd, target_addr, target_addrlen, flags);
}
break;
case SOCKOP_getsockname:
{
abi_ulong sockfd;
abi_ulong target_addr, target_addrlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(target_addr, vptr + n)
|| get_user_ual(target_addrlen, vptr + 2 * n))
return -TARGET_EFAULT;
ret = do_getsockname(sockfd, target_addr, target_addrlen);
}
break;
case SOCKOP_getpeername:
{
abi_ulong sockfd;
abi_ulong target_addr, target_addrlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(target_addr, vptr + n)
|| get_user_ual(target_addrlen, vptr + 2 * n))
return -TARGET_EFAULT;
ret = do_getpeername(sockfd, target_addr, target_addrlen);
}
break;
case SOCKOP_socketpair:
{
abi_ulong domain, type, protocol;
abi_ulong tab;
if (get_user_ual(domain, vptr)
|| get_user_ual(type, vptr + n)
|| get_user_ual(protocol, vptr + 2 * n)
|| get_user_ual(tab, vptr + 3 * n))
return -TARGET_EFAULT;
ret = do_socketpair(domain, type, protocol, tab);
}
break;
case SOCKOP_send:
{
abi_ulong sockfd;
abi_ulong msg;
size_t len;
abi_ulong flags;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(msg, vptr + n)
|| get_user_ual(len, vptr + 2 * n)
|| get_user_ual(flags, vptr + 3 * n))
return -TARGET_EFAULT;
ret = do_sendto(sockfd, msg, len, flags, 0, 0);
}
break;
case SOCKOP_recv:
{
abi_ulong sockfd;
abi_ulong msg;
size_t len;
abi_ulong flags;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(msg, vptr + n)
|| get_user_ual(len, vptr + 2 * n)
|| get_user_ual(flags, vptr + 3 * n))
return -TARGET_EFAULT;
ret = do_recvfrom(sockfd, msg, len, flags, 0, 0);
}
break;
case SOCKOP_sendto:
{
abi_ulong sockfd;
abi_ulong msg;
size_t len;
abi_ulong flags;
abi_ulong addr;
abi_ulong addrlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(msg, vptr + n)
|| get_user_ual(len, vptr + 2 * n)
|| get_user_ual(flags, vptr + 3 * n)
|| get_user_ual(addr, vptr + 4 * n)
|| get_user_ual(addrlen, vptr + 5 * n))
return -TARGET_EFAULT;
ret = do_sendto(sockfd, msg, len, flags, addr, addrlen);
}
break;
case SOCKOP_recvfrom:
{
abi_ulong sockfd;
abi_ulong msg;
size_t len;
abi_ulong flags;
abi_ulong addr;
socklen_t addrlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(msg, vptr + n)
|| get_user_ual(len, vptr + 2 * n)
|| get_user_ual(flags, vptr + 3 * n)
|| get_user_ual(addr, vptr + 4 * n)
|| get_user_ual(addrlen, vptr + 5 * n))
return -TARGET_EFAULT;
ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen);
}
break;
case SOCKOP_shutdown:
{
abi_ulong sockfd, how;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(how, vptr + n))
return -TARGET_EFAULT;
ret = get_errno(shutdown(sockfd, how));
}
break;
case SOCKOP_sendmsg:
case SOCKOP_recvmsg:
{
abi_ulong fd;
abi_ulong target_msg;
abi_ulong flags;
if (get_user_ual(fd, vptr)
|| get_user_ual(target_msg, vptr + n)
|| get_user_ual(flags, vptr + 2 * n))
return -TARGET_EFAULT;
ret = do_sendrecvmsg(fd, target_msg, flags,
(num == SOCKOP_sendmsg));
}
break;
case SOCKOP_setsockopt:
{
abi_ulong sockfd;
abi_ulong level;
abi_ulong optname;
abi_ulong optval;
abi_ulong optlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(level, vptr + n)
|| get_user_ual(optname, vptr + 2 * n)
|| get_user_ual(optval, vptr + 3 * n)
|| get_user_ual(optlen, vptr + 4 * n))
return -TARGET_EFAULT;
ret = do_setsockopt(sockfd, level, optname, optval, optlen);
}
break;
case SOCKOP_getsockopt:
{
abi_ulong sockfd;
abi_ulong level;
abi_ulong optname;
abi_ulong optval;
socklen_t optlen;
if (get_user_ual(sockfd, vptr)
|| get_user_ual(level, vptr + n)
|| get_user_ual(optname, vptr + 2 * n)
|| get_user_ual(optval, vptr + 3 * n)
|| get_user_ual(optlen, vptr + 4 * n))
return -TARGET_EFAULT;
ret = do_getsockopt(sockfd, level, optname, optval, optlen);
}
break;
default:
gemu_log("Unsupported socketcall: %d\n", num);
ret = -TARGET_ENOSYS;
break;
}
return ret;
}
| 1,772 |
qemu | 1a6245a5b0b4e8d822c739b403fc67c8a7bc8d12 | 0 | static int nbd_send_rep_list(int csock, NBDExport *exp)
{
uint64_t magic, name_len;
uint32_t opt, type, len;
name_len = strlen(exp->name);
magic = cpu_to_be64(NBD_REP_MAGIC);
if (write_sync(csock, &magic, sizeof(magic)) != sizeof(magic)) {
LOG("write failed (magic)");
return -EINVAL;
}
opt = cpu_to_be32(NBD_OPT_LIST);
if (write_sync(csock, &opt, sizeof(opt)) != sizeof(opt)) {
LOG("write failed (opt)");
return -EINVAL;
}
type = cpu_to_be32(NBD_REP_SERVER);
if (write_sync(csock, &type, sizeof(type)) != sizeof(type)) {
LOG("write failed (reply type)");
return -EINVAL;
}
len = cpu_to_be32(name_len + sizeof(len));
if (write_sync(csock, &len, sizeof(len)) != sizeof(len)) {
LOG("write failed (length)");
return -EINVAL;
}
len = cpu_to_be32(name_len);
if (write_sync(csock, &len, sizeof(len)) != sizeof(len)) {
LOG("write failed (length)");
return -EINVAL;
}
if (write_sync(csock, exp->name, name_len) != name_len) {
LOG("write failed (buffer)");
return -EINVAL;
}
return 0;
}
| 1,773 |
qemu | 273a2142176098fe2c27f263d86ad66b133b43cb | 0 | static int nic_init(PCIDevice *pci_dev, uint32_t device)
{
PCIEEPRO100State *d = DO_UPCAST(PCIEEPRO100State, dev, pci_dev);
EEPRO100State *s;
logout("\n");
d->dev.unregister = pci_nic_uninit;
s = &d->eepro100;
s->device = device;
s->pci_dev = &d->dev;
pci_reset(s);
/* Add 64 * 2 EEPROM. i82557 and i82558 support a 64 word EEPROM,
* i82559 and later support 64 or 256 word EEPROM. */
s->eeprom = eeprom93xx_new(EEPROM_SIZE);
/* Handler for memory-mapped I/O */
d->eepro100.mmio_index =
cpu_register_io_memory(pci_mmio_read, pci_mmio_write, s);
pci_register_bar(&d->dev, 0, PCI_MEM_SIZE,
PCI_ADDRESS_SPACE_MEM |
PCI_ADDRESS_SPACE_MEM_PREFETCH, pci_mmio_map);
pci_register_bar(&d->dev, 1, PCI_IO_SIZE, PCI_ADDRESS_SPACE_IO,
pci_map);
pci_register_bar(&d->dev, 2, PCI_FLASH_SIZE, PCI_ADDRESS_SPACE_MEM,
pci_mmio_map);
qdev_get_macaddr(&d->dev.qdev, s->macaddr);
logout("macaddr: %s\n", nic_dump(&s->macaddr[0], 6));
assert(s->region[1] == 0);
nic_reset(s);
s->vc = qdev_get_vlan_client(&d->dev.qdev,
nic_can_receive, nic_receive, NULL,
nic_cleanup, s);
qemu_format_nic_info_str(s->vc, s->macaddr);
qemu_register_reset(nic_reset, s);
register_savevm(s->vc->model, -1, 3, nic_save, nic_load, s);
return 0;
}
| 1,774 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static uint64_t pchip_read(void *opaque, target_phys_addr_t addr, unsigned size)
{
TyphoonState *s = opaque;
uint64_t ret = 0;
if (addr & 4) {
return s->latch_tmp;
}
switch (addr) {
case 0x0000:
/* WSBA0: Window Space Base Address Register. */
ret = s->pchip.win[0].base_addr;
break;
case 0x0040:
/* WSBA1 */
ret = s->pchip.win[1].base_addr;
break;
case 0x0080:
/* WSBA2 */
ret = s->pchip.win[2].base_addr;
break;
case 0x00c0:
/* WSBA3 */
ret = s->pchip.win[3].base_addr;
break;
case 0x0100:
/* WSM0: Window Space Mask Register. */
ret = s->pchip.win[0].mask;
break;
case 0x0140:
/* WSM1 */
ret = s->pchip.win[1].mask;
break;
case 0x0180:
/* WSM2 */
ret = s->pchip.win[2].mask;
break;
case 0x01c0:
/* WSM3 */
ret = s->pchip.win[3].mask;
break;
case 0x0200:
/* TBA0: Translated Base Address Register. */
ret = (uint64_t)s->pchip.win[0].translated_base_pfn << 10;
break;
case 0x0240:
/* TBA1 */
ret = (uint64_t)s->pchip.win[1].translated_base_pfn << 10;
break;
case 0x0280:
/* TBA2 */
ret = (uint64_t)s->pchip.win[2].translated_base_pfn << 10;
break;
case 0x02c0:
/* TBA3 */
ret = (uint64_t)s->pchip.win[3].translated_base_pfn << 10;
break;
case 0x0300:
/* PCTL: Pchip Control Register. */
ret = s->pchip.ctl;
break;
case 0x0340:
/* PLAT: Pchip Master Latency Register. */
break;
case 0x03c0:
/* PERROR: Pchip Error Register. */
break;
case 0x0400:
/* PERRMASK: Pchip Error Mask Register. */
break;
case 0x0440:
/* PERRSET: Pchip Error Set Register. */
break;
case 0x0480:
/* TLBIV: Translation Buffer Invalidate Virtual Register (WO). */
break;
case 0x04c0:
/* TLBIA: Translation Buffer Invalidate All Register (WO). */
break;
case 0x0500: /* PMONCTL */
case 0x0540: /* PMONCNT */
case 0x0800: /* SPRST */
break;
default:
cpu_unassigned_access(cpu_single_env, addr, 0, 0, 0, size);
return -1;
}
s->latch_tmp = ret >> 32;
return ret;
}
| 1,775 |
qemu | 996922de45299878cdc4c15b72b19edf2bc618a4 | 1 | static void curl_close(BlockDriverState *bs)
{
BDRVCURLState *s = bs->opaque;
DPRINTF("CURL: Close\n");
curl_detach_aio_context(bs);
qemu_mutex_destroy(&s->mutex);
g_free(s->cookie);
g_free(s->url);
} | 1,777 |
FFmpeg | 0ecca7a49f8e254c12a3a1de048d738bfbb614c6 | 1 | int get_partial_buffer(ByteIOContext *s, unsigned char *buf, int size)
{
int len;
len = s->buf_end - s->buf_ptr;
if (len == 0) {
fill_buffer(s);
len = s->buf_end - s->buf_ptr;
}
if (len > size)
len = size;
memcpy(buf, s->buf_ptr, len);
s->buf_ptr += len;
return len;
} | 1,778 |
FFmpeg | 53a502206a9ea698926694d7252526fe00d1ea44 | 1 | static int decode_cce(AACContext *ac, GetBitContext *gb, ChannelElement *che)
{
int num_gain = 0;
int c, g, sfb, ret;
int sign;
INTFLOAT scale;
SingleChannelElement *sce = &che->ch[0];
ChannelCoupling *coup = &che->coup;
coup->coupling_point = 2 * get_bits1(gb);
coup->num_coupled = get_bits(gb, 3);
for (c = 0; c <= coup->num_coupled; c++) {
num_gain++;
coup->type[c] = get_bits1(gb) ? TYPE_CPE : TYPE_SCE;
coup->id_select[c] = get_bits(gb, 4);
if (coup->type[c] == TYPE_CPE) {
coup->ch_select[c] = get_bits(gb, 2);
if (coup->ch_select[c] == 3)
num_gain++;
} else
coup->ch_select[c] = 2;
}
coup->coupling_point += get_bits1(gb) || (coup->coupling_point >> 1);
sign = get_bits(gb, 1);
scale = AAC_RENAME(cce_scale)[get_bits(gb, 2)];
if ((ret = decode_ics(ac, sce, gb, 0, 0)))
return ret;
for (c = 0; c < num_gain; c++) {
int idx = 0;
int cge = 1;
int gain = 0;
INTFLOAT gain_cache = FIXR10(1.);
if (c) {
cge = coup->coupling_point == AFTER_IMDCT ? 1 : get_bits1(gb);
gain = cge ? get_vlc2(gb, vlc_scalefactors.table, 7, 3) - 60: 0;
gain_cache = GET_GAIN(scale, gain);
}
if (coup->coupling_point == AFTER_IMDCT) {
coup->gain[c][0] = gain_cache;
} else {
for (g = 0; g < sce->ics.num_window_groups; g++) {
for (sfb = 0; sfb < sce->ics.max_sfb; sfb++, idx++) {
if (sce->band_type[idx] != ZERO_BT) {
if (!cge) {
int t = get_vlc2(gb, vlc_scalefactors.table, 7, 3) - 60;
if (t) {
int s = 1;
t = gain += t;
if (sign) {
s -= 2 * (t & 0x1);
t >>= 1;
}
gain_cache = GET_GAIN(scale, t) * s;
}
}
coup->gain[c][idx] = gain_cache;
}
}
}
}
}
return 0;
}
| 1,779 |
qemu | 1a01716a307387e5cf1336f61a96f772dddadc90 | 1 | static gboolean gd_key_event(GtkWidget *widget, GdkEventKey *key, void *opaque)
{
VirtualConsole *vc = opaque;
GtkDisplayState *s = vc->s;
int gdk_keycode = key->hardware_keycode;
int qemu_keycode;
int i;
if (key->keyval == GDK_KEY_Pause) {
qemu_input_event_send_key_qcode(vc->gfx.dcl.con, Q_KEY_CODE_PAUSE,
key->type == GDK_KEY_PRESS);
qemu_keycode = gd_map_keycode(s, gtk_widget_get_display(widget),
gdk_keycode);
trace_gd_key_event(vc->label, gdk_keycode, qemu_keycode,
(key->type == GDK_KEY_PRESS) ? "down" : "up");
for (i = 0; i < ARRAY_SIZE(modifier_keycode); i++) {
if (qemu_keycode == modifier_keycode[i]) {
s->modifier_pressed[i] = (key->type == GDK_KEY_PRESS);
qemu_input_event_send_key_number(vc->gfx.dcl.con, qemu_keycode,
key->type == GDK_KEY_PRESS); | 1,780 |
qemu | 187337f8b0ec0813dd3876d1efe37d415fb81c2e | 1 | void *pl110_init(DisplayState *ds, uint32_t base, qemu_irq irq,
int versatile)
{
pl110_state *s;
int iomemtype;
s = (pl110_state *)qemu_mallocz(sizeof(pl110_state));
iomemtype = cpu_register_io_memory(0, pl110_readfn,
pl110_writefn, s);
cpu_register_physical_memory(base, 0x00000fff, iomemtype);
s->base = base;
s->ds = ds;
s->versatile = versatile;
s->irq = irq;
graphic_console_init(ds, pl110_update_display, pl110_invalidate_display,
NULL, s);
/* ??? Save/restore. */
return s;
}
| 1,781 |
FFmpeg | 6e42e6c4b410dbef8b593c2d796a5dad95f89ee4 | 1 | void rgb16tobgr15(const uint8_t *src, uint8_t *dst, long src_size)
{
long i;
long num_pixels = src_size >> 1;
for(i=0; i<num_pixels; i++)
{
unsigned b,g,r;
register uint16_t rgb;
rgb = src[2*i];
r = rgb&0x1F;
g = (rgb&0x7E0)>>5;
b = (rgb&0xF800)>>11;
dst[2*i] = (b&0x1F) | ((g&0x1F)<<5) | ((r&0x1F)<<10);
}
}
| 1,782 |
qemu | 111049a4ecefc9cf1ac75c773f4c5c165f27fe63 | 1 | static void replication_start(ReplicationState *rs, ReplicationMode mode,
Error **errp)
{
BlockDriverState *bs = rs->opaque;
BDRVReplicationState *s;
BlockDriverState *top_bs;
int64_t active_length, hidden_length, disk_length;
AioContext *aio_context;
Error *local_err = NULL;
aio_context = bdrv_get_aio_context(bs);
aio_context_acquire(aio_context);
s = bs->opaque;
if (s->replication_state != BLOCK_REPLICATION_NONE) {
error_setg(errp, "Block replication is running or done");
aio_context_release(aio_context);
return;
}
if (s->mode != mode) {
error_setg(errp, "The parameter mode's value is invalid, needs %d,"
" but got %d", s->mode, mode);
aio_context_release(aio_context);
return;
}
switch (s->mode) {
case REPLICATION_MODE_PRIMARY:
break;
case REPLICATION_MODE_SECONDARY:
s->active_disk = bs->file;
if (!s->active_disk || !s->active_disk->bs ||
!s->active_disk->bs->backing) {
error_setg(errp, "Active disk doesn't have backing file");
aio_context_release(aio_context);
return;
}
s->hidden_disk = s->active_disk->bs->backing;
if (!s->hidden_disk->bs || !s->hidden_disk->bs->backing) {
error_setg(errp, "Hidden disk doesn't have backing file");
aio_context_release(aio_context);
return;
}
s->secondary_disk = s->hidden_disk->bs->backing;
if (!s->secondary_disk->bs || !bdrv_has_blk(s->secondary_disk->bs)) {
error_setg(errp, "The secondary disk doesn't have block backend");
aio_context_release(aio_context);
return;
}
/* verify the length */
active_length = bdrv_getlength(s->active_disk->bs);
hidden_length = bdrv_getlength(s->hidden_disk->bs);
disk_length = bdrv_getlength(s->secondary_disk->bs);
if (active_length < 0 || hidden_length < 0 || disk_length < 0 ||
active_length != hidden_length || hidden_length != disk_length) {
error_setg(errp, "Active disk, hidden disk, secondary disk's length"
" are not the same");
aio_context_release(aio_context);
return;
}
if (!s->active_disk->bs->drv->bdrv_make_empty ||
!s->hidden_disk->bs->drv->bdrv_make_empty) {
error_setg(errp,
"Active disk or hidden disk doesn't support make_empty");
aio_context_release(aio_context);
return;
}
/* reopen the backing file in r/w mode */
reopen_backing_file(bs, true, &local_err);
if (local_err) {
error_propagate(errp, local_err);
aio_context_release(aio_context);
return;
}
/* start backup job now */
error_setg(&s->blocker,
"Block device is in use by internal backup job");
top_bs = bdrv_lookup_bs(s->top_id, s->top_id, NULL);
if (!top_bs || !bdrv_is_root_node(top_bs) ||
!check_top_bs(top_bs, bs)) {
error_setg(errp, "No top_bs or it is invalid");
reopen_backing_file(bs, false, NULL);
aio_context_release(aio_context);
return;
}
bdrv_op_block_all(top_bs, s->blocker);
bdrv_op_unblock(top_bs, BLOCK_OP_TYPE_DATAPLANE, s->blocker);
backup_start(NULL, s->secondary_disk->bs, s->hidden_disk->bs, 0,
MIRROR_SYNC_MODE_NONE, NULL, false,
BLOCKDEV_ON_ERROR_REPORT, BLOCKDEV_ON_ERROR_REPORT,
BLOCK_JOB_INTERNAL, backup_job_completed, bs,
NULL, &local_err);
if (local_err) {
error_propagate(errp, local_err);
backup_job_cleanup(bs);
aio_context_release(aio_context);
return;
}
break;
default:
aio_context_release(aio_context);
abort();
}
s->replication_state = BLOCK_REPLICATION_RUNNING;
if (s->mode == REPLICATION_MODE_SECONDARY) {
secondary_do_checkpoint(s, errp);
}
s->error = 0;
aio_context_release(aio_context);
}
| 1,784 |
FFmpeg | c3ab0004ae4dffc32494ae84dd15cfaa909a7884 | 1 | static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, int width, uint32_t *unused)
{
#if COMPILE_TEMPLATE_MMX
__asm__ volatile(
"movq "MANGLE(bm01010101)", %%mm4 \n\t"
"mov %0, %%"REG_a" \n\t"
"1: \n\t"
"movq (%1, %%"REG_a",4), %%mm0 \n\t"
"movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
"pand %%mm4, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"movq %%mm0, %%mm1 \n\t"
"psrlw $8, %%mm0 \n\t"
"pand %%mm4, %%mm1 \n\t"
"packuswb %%mm0, %%mm0 \n\t"
"packuswb %%mm1, %%mm1 \n\t"
"movd %%mm0, (%3, %%"REG_a") \n\t"
"movd %%mm1, (%2, %%"REG_a") \n\t"
"add $4, %%"REG_a" \n\t"
" js 1b \n\t"
: : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
: "%"REG_a
);
#else
int i;
for (i=0; i<width; i++) {
dstU[i]= src1[4*i + 0];
dstV[i]= src1[4*i + 2];
}
#endif
assert(src1 == src2);
}
| 1,785 |
qemu | 3bf1817079bb0d80c0d8a86a7c7dd0bfe90eb82e | 1 | uint32_t vga_mem_readb(VGACommonState *s, hwaddr addr)
{
int memory_map_mode, plane;
uint32_t ret;
/* convert to VGA memory offset */
memory_map_mode = (s->gr[VGA_GFX_MISC] >> 2) & 3;
addr &= 0x1ffff;
switch(memory_map_mode) {
case 0:
break;
case 1:
if (addr >= 0x10000)
return 0xff;
addr += s->bank_offset;
break;
case 2:
addr -= 0x10000;
if (addr >= 0x8000)
return 0xff;
break;
default:
case 3:
addr -= 0x18000;
if (addr >= 0x8000)
return 0xff;
break;
}
if (s->sr[VGA_SEQ_MEMORY_MODE] & VGA_SR04_CHN_4M) {
/* chain 4 mode : simplest access */
ret = s->vram_ptr[addr];
} else if (s->gr[VGA_GFX_MODE] & 0x10) {
/* odd/even mode (aka text mode mapping) */
plane = (s->gr[VGA_GFX_PLANE_READ] & 2) | (addr & 1);
ret = s->vram_ptr[((addr & ~1) << 1) | plane];
} else {
/* standard VGA latched access */
s->latch = ((uint32_t *)s->vram_ptr)[addr];
if (!(s->gr[VGA_GFX_MODE] & 0x08)) {
/* read mode 0 */
plane = s->gr[VGA_GFX_PLANE_READ];
ret = GET_PLANE(s->latch, plane);
} else {
/* read mode 1 */
ret = (s->latch ^ mask16[s->gr[VGA_GFX_COMPARE_VALUE]]) &
mask16[s->gr[VGA_GFX_COMPARE_MASK]];
ret |= ret >> 16;
ret |= ret >> 8;
ret = (~ret) & 0xff;
}
}
return ret;
}
| 1,786 |
FFmpeg | d6604b29ef544793479d7fb4e05ef6622bb3e534 | 0 | static av_cold int libx265_encode_close(AVCodecContext *avctx)
{
libx265Context *ctx = avctx->priv_data;
av_frame_free(&avctx->coded_frame);
ctx->api->param_free(ctx->params);
if (ctx->encoder)
ctx->api->encoder_close(ctx->encoder);
return 0;
}
| 1,788 |
FFmpeg | 55f17d3175e5d0e6541ef432a88154e0210a9c10 | 0 | static void dvbsub_parse_pixel_data_block(AVCodecContext *avctx, DVBSubObjectDisplay *display,
const uint8_t *buf, int buf_size, int top_bottom, int non_mod)
{
DVBSubContext *ctx = avctx->priv_data;
DVBSubRegion *region = get_region(ctx, display->region_id);
const uint8_t *buf_end = buf + buf_size;
uint8_t *pbuf;
int x_pos, y_pos;
int i;
uint8_t map2to4[] = { 0x0, 0x7, 0x8, 0xf};
uint8_t map2to8[] = {0x00, 0x77, 0x88, 0xff};
uint8_t map4to8[] = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff};
uint8_t *map_table;
#if 0
av_dlog(avctx, "DVB pixel block size %d, %s field:\n", buf_size,
top_bottom ? "bottom" : "top");
for (i = 0; i < buf_size; i++) {
if (i % 16 == 0)
av_dlog(avctx, "0x%8p: ", buf+i);
av_dlog(avctx, "%02x ", buf[i]);
if (i % 16 == 15)
av_dlog(avctx, "\n");
}
if (i % 16)
av_dlog(avctx, "\n");
#endif
if (region == 0)
return;
pbuf = region->pbuf;
region->dirty = 1;
x_pos = display->x_pos;
y_pos = display->y_pos;
if ((y_pos & 1) != top_bottom)
y_pos++;
while (buf < buf_end) {
if (x_pos > region->width || y_pos > region->height) {
av_log(avctx, AV_LOG_ERROR, "Invalid object location!\n");
return;
}
switch (*buf++) {
case 0x10:
if (region->depth == 8)
map_table = map2to8;
else if (region->depth == 4)
map_table = map2to4;
else
map_table = NULL;
x_pos += dvbsub_read_2bit_string(pbuf + (y_pos * region->width) + x_pos,
region->width - x_pos, &buf, buf_end - buf,
non_mod, map_table);
break;
case 0x11:
if (region->depth < 4) {
av_log(avctx, AV_LOG_ERROR, "4-bit pixel string in %d-bit region!\n", region->depth);
return;
}
if (region->depth == 8)
map_table = map4to8;
else
map_table = NULL;
x_pos += dvbsub_read_4bit_string(pbuf + (y_pos * region->width) + x_pos,
region->width - x_pos, &buf, buf_end - buf,
non_mod, map_table);
break;
case 0x12:
if (region->depth < 8) {
av_log(avctx, AV_LOG_ERROR, "8-bit pixel string in %d-bit region!\n", region->depth);
return;
}
x_pos += dvbsub_read_8bit_string(pbuf + (y_pos * region->width) + x_pos,
region->width - x_pos, &buf, buf_end - buf,
non_mod, NULL);
break;
case 0x20:
map2to4[0] = (*buf) >> 4;
map2to4[1] = (*buf++) & 0xf;
map2to4[2] = (*buf) >> 4;
map2to4[3] = (*buf++) & 0xf;
break;
case 0x21:
for (i = 0; i < 4; i++)
map2to8[i] = *buf++;
break;
case 0x22:
for (i = 0; i < 16; i++)
map4to8[i] = *buf++;
break;
case 0xf0:
x_pos = display->x_pos;
y_pos += 2;
break;
default:
av_log(avctx, AV_LOG_INFO, "Unknown/unsupported pixel block 0x%x\n", *(buf-1));
}
}
}
| 1,789 |
FFmpeg | f929ab0569ff31ed5a59b0b0adb7ce09df3fca39 | 0 | static void assert_file_overwrite(const char *filename)
{
if (file_overwrite && file_skip) {
fprintf(stderr, "Error, both -y and -n supplied. Exiting.\n");
exit_program(1);
}
if (!file_overwrite &&
(strchr(filename, ':') == NULL || filename[1] == ':' ||
av_strstart(filename, "file:", NULL))) {
if (avio_check(filename, 0) == 0) {
if (!using_stdin && !file_skip) {
fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
fflush(stderr);
if (!read_yesno()) {
fprintf(stderr, "Not overwriting - exiting\n");
exit_program(1);
}
}
else {
fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
exit_program(1);
}
}
}
}
| 1,790 |
qemu | d65aaf3773e4be7ae97df9d867cbe9b36e2fb8a1 | 1 | static void tlb_info(Monitor *mon)
{
CPUState *env;
int l1, l2;
uint32_t pgd, pde, pte;
env = mon_get_cpu();
if (!(env->cr[0] & CR0_PG_MASK)) {
monitor_printf(mon, "PG disabled\n");
return;
}
pgd = env->cr[3] & ~0xfff;
for(l1 = 0; l1 < 1024; l1++) {
cpu_physical_memory_read(pgd + l1 * 4, (uint8_t *)&pde, 4);
pde = le32_to_cpu(pde);
if (pde & PG_PRESENT_MASK) {
if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) {
print_pte(mon, (l1 << 22), pde, ~((1 << 20) - 1));
} else {
for(l2 = 0; l2 < 1024; l2++) {
cpu_physical_memory_read((pde & ~0xfff) + l2 * 4,
(uint8_t *)&pte, 4);
pte = le32_to_cpu(pte);
if (pte & PG_PRESENT_MASK) {
print_pte(mon, (l1 << 22) + (l2 << 12),
pte & ~PG_PSE_MASK,
~0xfff);
}
}
}
}
}
}
| 1,792 |
qemu | 3403e5eb884f3a74c40fe7cccc103f848c040215 | 1 | static void parse_option_number(const char *name, const char *value,
uint64_t *ret, Error **errp)
{
char *postfix;
uint64_t number;
number = strtoull(value, &postfix, 0);
if (*postfix != '\0') {
error_setg(errp, QERR_INVALID_PARAMETER_VALUE, name, "a number");
return;
}
*ret = number;
}
| 1,793 |
FFmpeg | beac8235b92cdd322266e1709fbfe6f9e945e031 | 1 | static int decode_vol_header(MpegEncContext *s, GetBitContext *gb){
int width, height, vo_ver_id;
/* vol header */
skip_bits(gb, 1); /* random access */
s->vo_type= get_bits(gb, 8);
if (get_bits1(gb) != 0) { /* is_ol_id */
vo_ver_id = get_bits(gb, 4); /* vo_ver_id */
skip_bits(gb, 3); /* vo_priority */
} else {
vo_ver_id = 1;
//printf("vo type:%d\n",s->vo_type);
s->aspect_ratio_info= get_bits(gb, 4);
if(s->aspect_ratio_info == FF_ASPECT_EXTENDED){
s->avctx->sample_aspect_ratio.num= get_bits(gb, 8); // par_width
s->avctx->sample_aspect_ratio.den= get_bits(gb, 8); // par_height
}else{
s->avctx->sample_aspect_ratio= pixel_aspect[s->aspect_ratio_info];
if ((s->vol_control_parameters=get_bits1(gb))) { /* vol control parameter */
int chroma_format= get_bits(gb, 2);
if(chroma_format!=1){
av_log(s->avctx, AV_LOG_ERROR, "illegal chroma format\n");
s->low_delay= get_bits1(gb);
if(get_bits1(gb)){ /* vbv parameters */
get_bits(gb, 15); /* first_half_bitrate */
skip_bits1(gb); /* marker */
get_bits(gb, 15); /* latter_half_bitrate */
skip_bits1(gb); /* marker */
get_bits(gb, 15); /* first_half_vbv_buffer_size */
skip_bits1(gb); /* marker */
get_bits(gb, 3); /* latter_half_vbv_buffer_size */
get_bits(gb, 11); /* first_half_vbv_occupancy */
skip_bits1(gb); /* marker */
get_bits(gb, 15); /* latter_half_vbv_occupancy */
skip_bits1(gb); /* marker */
}else{
// set low delay flag only once the smartest? low delay detection won't be overriden
if(s->picture_number==0)
s->low_delay=0;
s->shape = get_bits(gb, 2); /* vol shape */
if(s->shape != RECT_SHAPE) av_log(s->avctx, AV_LOG_ERROR, "only rectangular vol supported\n");
if(s->shape == GRAY_SHAPE && vo_ver_id != 1){
av_log(s->avctx, AV_LOG_ERROR, "Gray shape not supported\n");
skip_bits(gb, 4); //video_object_layer_shape_extension
check_marker(gb, "before time_increment_resolution");
s->avctx->time_base.den = get_bits(gb, 16);
if(!s->avctx->time_base.den){
av_log(s->avctx, AV_LOG_ERROR, "time_base.den==0\n");
s->time_increment_bits = av_log2(s->avctx->time_base.den - 1) + 1;
if (s->time_increment_bits < 1)
s->time_increment_bits = 1;
check_marker(gb, "before fixed_vop_rate");
if (get_bits1(gb) != 0) { /* fixed_vop_rate */
s->avctx->time_base.num = get_bits(gb, s->time_increment_bits);
}else
s->avctx->time_base.num = 1;
s->t_frame=0;
if (s->shape != BIN_ONLY_SHAPE) {
if (s->shape == RECT_SHAPE) {
skip_bits1(gb); /* marker */
width = get_bits(gb, 13);
skip_bits1(gb); /* marker */
height = get_bits(gb, 13);
skip_bits1(gb); /* marker */
if(width && height && !(s->width && s->codec_tag == ff_get_fourcc("MP4S"))){ /* they should be non zero but who knows ... */
s->width = width;
s->height = height;
// printf("width/height: %d %d\n", width, height);
s->progressive_sequence=
s->progressive_frame= get_bits1(gb)^1;
s->interlaced_dct=0;
if(!get_bits1(gb) && (s->avctx->debug & FF_DEBUG_PICT_INFO))
av_log(s->avctx, AV_LOG_INFO, "MPEG4 OBMC not supported (very likely buggy encoder)\n"); /* OBMC Disable */
if (vo_ver_id == 1) {
s->vol_sprite_usage = get_bits1(gb); /* vol_sprite_usage */
} else {
s->vol_sprite_usage = get_bits(gb, 2); /* vol_sprite_usage */
if(s->vol_sprite_usage==STATIC_SPRITE) av_log(s->avctx, AV_LOG_ERROR, "Static Sprites not supported\n");
if(s->vol_sprite_usage==STATIC_SPRITE || s->vol_sprite_usage==GMC_SPRITE){
if(s->vol_sprite_usage==STATIC_SPRITE){
s->sprite_width = get_bits(gb, 13);
skip_bits1(gb); /* marker */
s->sprite_height= get_bits(gb, 13);
skip_bits1(gb); /* marker */
s->sprite_left = get_bits(gb, 13);
skip_bits1(gb); /* marker */
s->sprite_top = get_bits(gb, 13);
skip_bits1(gb); /* marker */
s->num_sprite_warping_points= get_bits(gb, 6);
s->sprite_warping_accuracy = get_bits(gb, 2);
s->sprite_brightness_change= get_bits1(gb);
if(s->vol_sprite_usage==STATIC_SPRITE)
s->low_latency_sprite= get_bits1(gb);
// FIXME sadct disable bit if verid!=1 && shape not rect
if (get_bits1(gb) == 1) { /* not_8_bit */
s->quant_precision = get_bits(gb, 4); /* quant_precision */
if(get_bits(gb, 4)!=8) av_log(s->avctx, AV_LOG_ERROR, "N-bit not supported\n"); /* bits_per_pixel */
if(s->quant_precision!=5) av_log(s->avctx, AV_LOG_ERROR, "quant precision %d\n", s->quant_precision);
} else {
s->quant_precision = 5;
// FIXME a bunch of grayscale shape things
if((s->mpeg_quant=get_bits1(gb))){ /* vol_quant_type */
int i, v;
/* load default matrixes */
for(i=0; i<64; i++){
int j= s->dsp.idct_permutation[i];
v= ff_mpeg4_default_intra_matrix[i];
s->intra_matrix[j]= v;
s->chroma_intra_matrix[j]= v;
v= ff_mpeg4_default_non_intra_matrix[i];
s->inter_matrix[j]= v;
s->chroma_inter_matrix[j]= v;
/* load custom intra matrix */
if(get_bits1(gb)){
int last=0;
for(i=0; i<64; i++){
int j;
v= get_bits(gb, 8);
if(v==0) break;
last= v;
j= s->dsp.idct_permutation[ ff_zigzag_direct[i] ];
s->intra_matrix[j]= v;
s->chroma_intra_matrix[j]= v;
/* replicate last value */
for(; i<64; i++){
int j= s->dsp.idct_permutation[ ff_zigzag_direct[i] ];
s->intra_matrix[j]= last;
s->chroma_intra_matrix[j]= last;
/* load custom non intra matrix */
if(get_bits1(gb)){
int last=0;
for(i=0; i<64; i++){
int j;
v= get_bits(gb, 8);
if(v==0) break;
last= v;
j= s->dsp.idct_permutation[ ff_zigzag_direct[i] ];
s->inter_matrix[j]= v;
s->chroma_inter_matrix[j]= v;
/* replicate last value */
for(; i<64; i++){
int j= s->dsp.idct_permutation[ ff_zigzag_direct[i] ];
s->inter_matrix[j]= last;
s->chroma_inter_matrix[j]= last;
// FIXME a bunch of grayscale shape things
if(vo_ver_id != 1)
s->quarter_sample= get_bits1(gb);
else s->quarter_sample=0;
if(!get_bits1(gb)) av_log(s->avctx, AV_LOG_ERROR, "Complexity estimation not supported\n");
s->resync_marker= !get_bits1(gb); /* resync_marker_disabled */
s->data_partitioning= get_bits1(gb);
if(s->data_partitioning){
s->rvlc= get_bits1(gb);
if(vo_ver_id != 1) {
s->new_pred= get_bits1(gb);
if(s->new_pred){
av_log(s->avctx, AV_LOG_ERROR, "new pred not supported\n");
skip_bits(gb, 2); /* requested upstream message type */
skip_bits1(gb); /* newpred segment type */
s->reduced_res_vop= get_bits1(gb);
if(s->reduced_res_vop) av_log(s->avctx, AV_LOG_ERROR, "reduced resolution VOP not supported\n");
else{
s->new_pred=0;
s->reduced_res_vop= 0;
s->scalability= get_bits1(gb);
if (s->scalability) {
GetBitContext bak= *gb;
int ref_layer_id;
int ref_layer_sampling_dir;
int h_sampling_factor_n;
int h_sampling_factor_m;
int v_sampling_factor_n;
int v_sampling_factor_m;
s->hierachy_type= get_bits1(gb);
ref_layer_id= get_bits(gb, 4);
ref_layer_sampling_dir= get_bits1(gb);
h_sampling_factor_n= get_bits(gb, 5);
h_sampling_factor_m= get_bits(gb, 5);
v_sampling_factor_n= get_bits(gb, 5);
v_sampling_factor_m= get_bits(gb, 5);
s->enhancement_type= get_bits1(gb);
if( h_sampling_factor_n==0 || h_sampling_factor_m==0
|| v_sampling_factor_n==0 || v_sampling_factor_m==0){
// fprintf(stderr, "illegal scalability header (VERY broken encoder), trying to workaround\n");
s->scalability=0;
*gb= bak;
}else
av_log(s->avctx, AV_LOG_ERROR, "scalability not supported\n");
// bin shape stuff FIXME
return 0;
| 1,794 |
qemu | 98f28ad7a7d26e5e77c5cb37b262d76d6ccd963d | 1 | static int scsi_disk_initfn(SCSIDevice *dev)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
int is_cd;
DriveInfo *dinfo;
if (!s->qdev.conf.bs) {
error_report("scsi-disk: drive property not set");
s->bs = s->qdev.conf.bs;
is_cd = bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM;
if (bdrv_get_on_error(s->bs, 1) != BLOCK_ERR_REPORT) {
error_report("Device doesn't support drive option rerror");
if (!s->serial) {
/* try to fall back to value set with legacy -drive serial=... */
dinfo = drive_get_by_blockdev(s->bs);
s->serial = qemu_strdup(*dinfo->serial ? dinfo->serial : "0");
if (!s->version) {
s->version = qemu_strdup(QEMU_VERSION);
if (bdrv_is_sg(s->bs)) {
error_report("scsi-disk: unwanted /dev/sg*");
if (is_cd) {
s->qdev.blocksize = 2048;
} else {
s->qdev.blocksize = s->qdev.conf.logical_block_size;
s->cluster_size = s->qdev.blocksize / 512;
s->qdev.type = TYPE_DISK;
qemu_add_vm_change_state_handler(scsi_dma_restart_cb, s);
bdrv_set_removable(s->bs, is_cd);
return 0; | 1,795 |
FFmpeg | d466d82faaf6e0e57a3a4be5e38e3902ef251ac3 | 1 | static av_cold int dvdsub_init(AVCodecContext *avctx)
{
DVDSubContext *ctx = avctx->priv_data;
char *data, *cur;
if (!avctx->extradata || !avctx->extradata_size)
return 0;
data = av_malloc(avctx->extradata_size + 1);
if (!data)
return AVERROR(ENOMEM);
memcpy(data, avctx->extradata, avctx->extradata_size);
data[avctx->extradata_size] = '\0';
cur = data;
while (*cur) {
if (strncmp("palette:", cur, 8) == 0) {
int i;
char *p = cur + 8;
ctx->has_palette = 1;
for (i = 0; i < 16; i++) {
ctx->palette[i] = strtoul(p, &p, 16);
while (*p == ',' || av_isspace(*p))
p++;
}
} else if (!strncmp("size:", cur, 5)) {
int w, h;
if (sscanf(cur + 5, "%dx%d", &w, &h) == 2) {
int ret = ff_set_dimensions(avctx, w, h);
if (ret < 0)
return ret;
}
}
cur += strcspn(cur, "\n\r");
cur += strspn(cur, "\n\r");
}
av_free(data);
return 0;
}
| 1,796 |
FFmpeg | 7df3b426bbfbd7efd9a0f56393e3cc78413b0869 | 1 | static void mxf_write_random_index_pack(AVFormatContext *s)
{
MXFContext *mxf = s->priv_data;
AVIOContext *pb = s->pb;
uint64_t pos = avio_tell(pb);
int i;
avio_write(pb, random_index_pack_key, 16);
klv_encode_ber_length(pb, 28 + 12*mxf->body_partitions_count);
if (mxf->edit_unit_byte_count)
avio_wb32(pb, 1); // BodySID of header partition
else
avio_wb32(pb, 0);
avio_wb64(pb, 0); // offset of header partition
for (i = 0; i < mxf->body_partitions_count; i++) {
avio_wb32(pb, 1); // BodySID
avio_wb64(pb, mxf->body_partition_offset[i]);
}
avio_wb32(pb, 0); // BodySID of footer partition
avio_wb64(pb, mxf->footer_partition_offset);
avio_wb32(pb, avio_tell(pb) - pos + 4);
}
| 1,797 |
qemu | 4c2e5f8f46a17966dc45b5a3e07b97434c0eabdf | 1 | static int qcow2_mark_clean(BlockDriverState *bs)
{
BDRVQcowState *s = bs->opaque;
if (s->incompatible_features & QCOW2_INCOMPAT_DIRTY) {
int ret = bdrv_flush(bs);
if (ret < 0) {
return ret;
}
s->incompatible_features &= ~QCOW2_INCOMPAT_DIRTY;
return qcow2_update_header(bs);
}
return 0;
}
| 1,799 |
FFmpeg | 4ea7c179325f61736040f2ff22c2f27c702727d4 | 1 | static int config_props(AVFilterLink *link)
{
YADIFContext *yadif = link->src->priv;
link->time_base.num = link->src->inputs[0]->time_base.num;
link->time_base.den = link->src->inputs[0]->time_base.den * 2;
link->w = link->src->inputs[0]->w;
link->h = link->src->inputs[0]->h;
if(yadif->mode&1)
link->frame_rate = av_mul_q(link->src->inputs[0]->frame_rate, (AVRational){2,1});
return 0;
}
| 1,801 |
qemu | 9669d3c570c7a2129c6d6d4e32b856a2d155eb54 | 1 | void qemu_system_powerdown(void)
{
if(pm_state->pmen & PWRBTN_EN) {
pm_state->pmsts |= PWRBTN_EN;
pm_update_sci(pm_state);
}
}
| 1,803 |
FFmpeg | 073c2593c9f0aa4445a6fc1b9b24e6e52a8cc2c1 | 1 | static int alloc_table(VLC *vlc, int size)
{
int index;
index = vlc->table_size;
vlc->table_size += size;
if (vlc->table_size > vlc->table_allocated) {
vlc->table_allocated += (1 << vlc->bits);
vlc->table = av_realloc(vlc->table,
sizeof(VLC_TYPE) * 2 * vlc->table_allocated);
if (!vlc->table)
return -1;
}
return index;
}
| 1,805 |
qemu | 5c843af22604edecda10d4bb89d4eede9e1bd3d0 | 1 | int net_slirp_smb(const char *exported_dir)
{
struct in_addr vserver_addr = { .s_addr = 0 };
if (legacy_smb_export) {
fprintf(stderr, "-smb given twice\n");
return -1;
}
legacy_smb_export = exported_dir;
if (!QTAILQ_EMPTY(&slirp_stacks)) {
return slirp_smb(QTAILQ_FIRST(&slirp_stacks), exported_dir,
vserver_addr);
}
return 0;
}
| 1,806 |
qemu | 6350b0904615cc0531cc3059ea34db5c009c88aa | 1 | static void set_int32(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
int32_t *ptr = qdev_get_prop_ptr(dev, prop);
Error *local_err = NULL;
int64_t value;
if (dev->state != DEV_STATE_CREATED) {
error_set(errp, QERR_PERMISSION_DENIED);
return;
}
visit_type_int(v, &value, name, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
if (value > prop->info->min && value <= prop->info->max) {
*ptr = value;
} else {
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE,
dev->id?:"", name, value, prop->info->min,
prop->info->max);
}
}
| 1,807 |
FFmpeg | 02cb7d4c9c3adfae84ef0d5646c2de944176f849 | 1 | static av_cold int smvjpeg_decode_init(AVCodecContext *avctx)
{
SMVJpegDecodeContext *s = avctx->priv_data;
AVCodec *codec;
AVDictionary *thread_opt = NULL;
int ret = 0;
s->frames_per_jpeg = 0;
s->picture[0] = av_frame_alloc();
if (!s->picture[0])
return AVERROR(ENOMEM);
s->picture[1] = av_frame_alloc();
if (!s->picture[1])
return AVERROR(ENOMEM);
s->jpg.picture_ptr = s->picture[0];
if (avctx->extradata_size >= 4)
s->frames_per_jpeg = AV_RL32(avctx->extradata);
if (s->frames_per_jpeg <= 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid number of frames per jpeg.\n");
ret = -1;
}
codec = avcodec_find_decoder(AV_CODEC_ID_MJPEG);
if (!codec) {
av_log(avctx, AV_LOG_ERROR, "MJPEG codec not found\n");
ret = -1;
}
s->avctx = avcodec_alloc_context3(codec);
av_dict_set(&thread_opt, "threads", "1", 0);
s->avctx->refcounted_frames = 1;
s->avctx->flags = avctx->flags;
s->avctx->idct_algo = avctx->idct_algo;
if (ff_codec_open2_recursive(s->avctx, codec, &thread_opt) < 0) {
av_log(avctx, AV_LOG_ERROR, "MJPEG codec failed to open\n");
ret = -1;
}
av_dict_free(&thread_opt);
return ret;
}
| 1,808 |
FFmpeg | a63d7213b3eb96a35fdf34b05f45e5675107d8f9 | 1 | static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const char *vfilters)
{
static const enum AVPixelFormat pix_fmts[] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE };
char sws_flags_str[128];
char buffersrc_args[256];
int ret;
AVBufferSinkParams *buffersink_params = av_buffersink_params_alloc();
AVFilterContext *filt_src = NULL, *filt_out = NULL, *filt_format, *filt_crop;
AVCodecContext *codec = is->video_st->codec;
snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
graph->scale_sws_opts = av_strdup(sws_flags_str);
snprintf(buffersrc_args, sizeof(buffersrc_args),
"video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:pixel_aspect=%d/%d",
codec->width, codec->height, codec->pix_fmt,
is->video_st->time_base.num, is->video_st->time_base.den,
codec->sample_aspect_ratio.num, codec->sample_aspect_ratio.den);
if ((ret = avfilter_graph_create_filter(&filt_src,
avfilter_get_by_name("buffer"),
"ffplay_buffer", buffersrc_args, NULL,
graph)) < 0)
return ret;
buffersink_params->pixel_fmts = pix_fmts;
ret = avfilter_graph_create_filter(&filt_out,
avfilter_get_by_name("ffbuffersink"),
"ffplay_buffersink", NULL, buffersink_params, graph);
av_freep(&buffersink_params);
if (ret < 0)
return ret;
/* SDL YUV code is not handling odd width/height for some driver
* combinations, therefore we crop the picture to an even width/height. */
if ((ret = avfilter_graph_create_filter(&filt_crop,
avfilter_get_by_name("crop"),
"ffplay_crop", "floor(in_w/2)*2:floor(in_h/2)*2", NULL, graph)) < 0)
return ret;
if ((ret = avfilter_graph_create_filter(&filt_format,
avfilter_get_by_name("format"),
"format", "yuv420p", NULL, graph)) < 0)
return ret;
if ((ret = avfilter_link(filt_crop, 0, filt_format, 0)) < 0)
return ret;
if ((ret = avfilter_link(filt_format, 0, filt_out, 0)) < 0)
return ret;
if ((ret = configure_filtergraph(graph, vfilters, filt_src, filt_crop)) < 0)
return ret;
is->in_video_filter = filt_src;
is->out_video_filter = filt_out;
return ret;
}
| 1,809 |
qemu | 7797a73947d5c0e63dd5552b348cf66c384b4555 | 1 | static void pxa2xx_pcmcia_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
dc->realize = pxa2xx_pcmcia_realize;
}
| 1,810 |
FFmpeg | 49511501aa06ac98e41f0aa30c75ec2868a7dbd2 | 0 | static void cuvid_flush(AVCodecContext *avctx)
{
CuvidContext *ctx = avctx->priv_data;
AVHWDeviceContext *device_ctx = (AVHWDeviceContext*)ctx->hwdevice->data;
AVCUDADeviceContext *device_hwctx = device_ctx->hwctx;
CUcontext dummy, cuda_ctx = device_hwctx->cuda_ctx;
CUVIDSOURCEDATAPACKET seq_pkt = { 0 };
int ret;
ctx->ever_flushed = 1;
ret = CHECK_CU(cuCtxPushCurrent(cuda_ctx));
if (ret < 0)
goto error;
av_fifo_freep(&ctx->frame_queue);
ctx->frame_queue = av_fifo_alloc(MAX_FRAME_COUNT * sizeof(CuvidParsedFrame));
if (!ctx->frame_queue) {
av_log(avctx, AV_LOG_ERROR, "Failed to recreate frame queue on flush\n");
return;
}
if (ctx->cudecoder) {
cuvidDestroyDecoder(ctx->cudecoder);
ctx->cudecoder = NULL;
}
if (ctx->cuparser) {
cuvidDestroyVideoParser(ctx->cuparser);
ctx->cuparser = NULL;
}
ret = CHECK_CU(cuvidCreateVideoParser(&ctx->cuparser, &ctx->cuparseinfo));
if (ret < 0)
goto error;
seq_pkt.payload = ctx->cuparse_ext.raw_seqhdr_data;
seq_pkt.payload_size = ctx->cuparse_ext.format.seqhdr_data_length;
if (seq_pkt.payload && seq_pkt.payload_size) {
ret = CHECK_CU(cuvidParseVideoData(ctx->cuparser, &seq_pkt));
if (ret < 0)
goto error;
}
ret = CHECK_CU(cuCtxPopCurrent(&dummy));
if (ret < 0)
goto error;
ctx->prev_pts = INT64_MIN;
ctx->decoder_flushing = 0;
return;
error:
av_log(avctx, AV_LOG_ERROR, "CUDA reinit on flush failed\n");
}
| 1,811 |
FFmpeg | 0105ed551cb9610c62b6920a301125781e1161a0 | 0 | void ff_avg_h264_qpel8_mc00_msa(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride)
{
avg_width8_msa(src, stride, dst, stride, 8);
}
| 1,812 |
FFmpeg | 0562887a984388fdc7a9b71c9374ff9c756fb4f1 | 0 | static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pict, int *got_packet)
{
TiffEncoderContext *s = avctx->priv_data;
const AVFrame *const p = pict;
int i;
uint8_t *ptr;
uint8_t *offset;
uint32_t strips;
uint32_t *strip_sizes = NULL;
uint32_t *strip_offsets = NULL;
int bytes_per_row;
uint32_t res[2] = { 72, 1 }; // image resolution (72/1)
uint16_t bpp_tab[] = { 8, 8, 8, 8 };
int ret;
int is_yuv = 0;
uint8_t *yuv_line = NULL;
int shift_h, shift_v;
int packet_size;
const AVPixFmtDescriptor *pfd;
s->avctx = avctx;
s->width = avctx->width;
s->height = avctx->height;
s->subsampling[0] = 1;
s->subsampling[1] = 1;
switch (avctx->pix_fmt) {
case AV_PIX_FMT_RGB48LE:
case AV_PIX_FMT_GRAY16LE:
case AV_PIX_FMT_RGBA:
case AV_PIX_FMT_RGB24:
case AV_PIX_FMT_GRAY8:
case AV_PIX_FMT_PAL8:
pfd = av_pix_fmt_desc_get(avctx->pix_fmt);
s->bpp = av_get_bits_per_pixel(pfd);
if (pfd->flags & AV_PIX_FMT_FLAG_PAL)
s->photometric_interpretation = TIFF_PHOTOMETRIC_PALETTE;
else if (pfd->flags & AV_PIX_FMT_FLAG_RGB)
s->photometric_interpretation = TIFF_PHOTOMETRIC_RGB;
else
s->photometric_interpretation = TIFF_PHOTOMETRIC_BLACK_IS_ZERO;
s->bpp_tab_size = pfd->nb_components;
for (i = 0; i < s->bpp_tab_size; i++)
bpp_tab[i] = s->bpp / s->bpp_tab_size;
break;
case AV_PIX_FMT_MONOBLACK:
s->bpp = 1;
s->photometric_interpretation = TIFF_PHOTOMETRIC_BLACK_IS_ZERO;
s->bpp_tab_size = 0;
break;
case AV_PIX_FMT_MONOWHITE:
s->bpp = 1;
s->photometric_interpretation = TIFF_PHOTOMETRIC_WHITE_IS_ZERO;
s->bpp_tab_size = 0;
break;
case AV_PIX_FMT_YUV420P:
case AV_PIX_FMT_YUV422P:
case AV_PIX_FMT_YUV444P:
case AV_PIX_FMT_YUV410P:
case AV_PIX_FMT_YUV411P:
av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &shift_h, &shift_v);
s->photometric_interpretation = TIFF_PHOTOMETRIC_YCBCR;
s->bpp = 8 + (16 >> (shift_h + shift_v));
s->subsampling[0] = 1 << shift_h;
s->subsampling[1] = 1 << shift_v;
s->bpp_tab_size = 3;
is_yuv = 1;
break;
default:
av_log(s->avctx, AV_LOG_ERROR,
"This colors format is not supported\n");
return -1;
}
if (s->compr == TIFF_DEFLATE ||
s->compr == TIFF_ADOBE_DEFLATE ||
s->compr == TIFF_LZW)
// best choice for DEFLATE
s->rps = s->height;
else
// suggest size of strip
s->rps = FFMAX(8192 / (((s->width * s->bpp) >> 3) + 1), 1);
// round rps up
s->rps = ((s->rps - 1) / s->subsampling[1] + 1) * s->subsampling[1];
strips = (s->height - 1) / s->rps + 1;
packet_size = avctx->height * ((avctx->width * s->bpp + 7) >> 3) * 2 +
avctx->height * 4 + FF_MIN_BUFFER_SIZE;
if (!pkt->data &&
(ret = av_new_packet(pkt, packet_size)) < 0) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
}
ptr = pkt->data;
s->buf_start = pkt->data;
s->buf = &ptr;
s->buf_size = pkt->size;
if (check_size(s, 8))
goto fail;
// write header
bytestream_put_le16(&ptr, 0x4949);
bytestream_put_le16(&ptr, 42);
offset = ptr;
bytestream_put_le32(&ptr, 0);
strip_sizes = av_mallocz_array(strips, sizeof(*strip_sizes));
strip_offsets = av_mallocz_array(strips, sizeof(*strip_offsets));
if (!strip_sizes || !strip_offsets) {
ret = AVERROR(ENOMEM);
goto fail;
}
bytes_per_row = (((s->width - 1) / s->subsampling[0] + 1) * s->bpp *
s->subsampling[0] * s->subsampling[1] + 7) >> 3;
if (is_yuv) {
yuv_line = av_malloc(bytes_per_row);
if (!yuv_line) {
av_log(s->avctx, AV_LOG_ERROR, "Not enough memory\n");
ret = AVERROR(ENOMEM);
goto fail;
}
}
#if CONFIG_ZLIB
if (s->compr == TIFF_DEFLATE || s->compr == TIFF_ADOBE_DEFLATE) {
uint8_t *zbuf;
int zlen, zn;
int j;
zlen = bytes_per_row * s->rps;
zbuf = av_malloc(zlen);
if (!zbuf) {
ret = AVERROR(ENOMEM);
goto fail;
}
strip_offsets[0] = ptr - pkt->data;
zn = 0;
for (j = 0; j < s->rps; j++) {
if (is_yuv) {
pack_yuv(s, p, yuv_line, j);
memcpy(zbuf + zn, yuv_line, bytes_per_row);
j += s->subsampling[1] - 1;
} else
memcpy(zbuf + j * bytes_per_row,
p->data[0] + j * p->linesize[0], bytes_per_row);
zn += bytes_per_row;
}
ret = encode_strip(s, zbuf, ptr, zn, s->compr);
av_free(zbuf);
if (ret < 0) {
av_log(s->avctx, AV_LOG_ERROR, "Encode strip failed\n");
goto fail;
}
ptr += ret;
strip_sizes[0] = ptr - pkt->data - strip_offsets[0];
} else
#endif
if (s->compr == TIFF_LZW) {
s->lzws = av_malloc(ff_lzw_encode_state_size);
if (!s->lzws) {
ret = AVERROR(ENOMEM);
goto fail;
}
}
for (i = 0; i < s->height; i++) {
if (strip_sizes[i / s->rps] == 0) {
if (s->compr == TIFF_LZW) {
ff_lzw_encode_init(s->lzws, ptr,
s->buf_size - (*s->buf - s->buf_start),
12, FF_LZW_TIFF, put_bits);
}
strip_offsets[i / s->rps] = ptr - pkt->data;
}
if (is_yuv) {
pack_yuv(s, p, yuv_line, i);
ret = encode_strip(s, yuv_line, ptr, bytes_per_row, s->compr);
i += s->subsampling[1] - 1;
} else
ret = encode_strip(s, p->data[0] + i * p->linesize[0],
ptr, bytes_per_row, s->compr);
if (ret < 0) {
av_log(s->avctx, AV_LOG_ERROR, "Encode strip failed\n");
goto fail;
}
strip_sizes[i / s->rps] += ret;
ptr += ret;
if (s->compr == TIFF_LZW &&
(i == s->height - 1 || i % s->rps == s->rps - 1)) {
ret = ff_lzw_encode_flush(s->lzws, flush_put_bits);
strip_sizes[(i / s->rps)] += ret;
ptr += ret;
}
}
if (s->compr == TIFF_LZW)
av_free(s->lzws);
s->num_entries = 0;
add_entry1(s, TIFF_SUBFILE, TIFF_LONG, 0);
add_entry1(s, TIFF_WIDTH, TIFF_LONG, s->width);
add_entry1(s, TIFF_HEIGHT, TIFF_LONG, s->height);
if (s->bpp_tab_size)
add_entry(s, TIFF_BPP, TIFF_SHORT, s->bpp_tab_size, bpp_tab);
add_entry1(s, TIFF_COMPR, TIFF_SHORT, s->compr);
add_entry1(s, TIFF_PHOTOMETRIC, TIFF_SHORT, s->photometric_interpretation);
add_entry(s, TIFF_STRIP_OFFS, TIFF_LONG, strips, strip_offsets);
if (s->bpp_tab_size)
add_entry1(s, TIFF_SAMPLES_PER_PIXEL, TIFF_SHORT, s->bpp_tab_size);
add_entry1(s, TIFF_ROWSPERSTRIP, TIFF_LONG, s->rps);
add_entry(s, TIFF_STRIP_SIZE, TIFF_LONG, strips, strip_sizes);
add_entry(s, TIFF_XRES, TIFF_RATIONAL, 1, res);
add_entry(s, TIFF_YRES, TIFF_RATIONAL, 1, res);
add_entry1(s, TIFF_RES_UNIT, TIFF_SHORT, 2);
if (!(avctx->flags & CODEC_FLAG_BITEXACT))
add_entry(s, TIFF_SOFTWARE_NAME, TIFF_STRING,
strlen(LIBAVCODEC_IDENT) + 1, LIBAVCODEC_IDENT);
if (avctx->pix_fmt == AV_PIX_FMT_PAL8) {
uint16_t pal[256 * 3];
for (i = 0; i < 256; i++) {
uint32_t rgb = *(uint32_t *) (p->data[1] + i * 4);
pal[i] = ((rgb >> 16) & 0xff) * 257;
pal[i + 256] = ((rgb >> 8) & 0xff) * 257;
pal[i + 512] = (rgb & 0xff) * 257;
}
add_entry(s, TIFF_PAL, TIFF_SHORT, 256 * 3, pal);
}
if (is_yuv) {
/** according to CCIR Recommendation 601.1 */
uint32_t refbw[12] = { 15, 1, 235, 1, 128, 1, 240, 1, 128, 1, 240, 1 };
add_entry(s, TIFF_YCBCR_SUBSAMPLING, TIFF_SHORT, 2, s->subsampling);
add_entry(s, TIFF_REFERENCE_BW, TIFF_RATIONAL, 6, refbw);
}
// write offset to dir
bytestream_put_le32(&offset, ptr - pkt->data);
if (check_size(s, 6 + s->num_entries * 12)) {
ret = AVERROR(EINVAL);
goto fail;
}
bytestream_put_le16(&ptr, s->num_entries); // write tag count
bytestream_put_buffer(&ptr, s->entries, s->num_entries * 12);
bytestream_put_le32(&ptr, 0);
pkt->size = ptr - pkt->data;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
fail:
av_free(strip_sizes);
av_free(strip_offsets);
av_free(yuv_line);
return ret;
}
| 1,813 |
FFmpeg | 5e715b583dab85735660b15a8d217a69164675fe | 1 | static int parse_key(DBEContext *s)
{
int key = 0;
if (s->key_present && s->input_size > 0)
key = AV_RB24(s->input) >> 24 - s->word_bits;
skip_input(s, s->key_present);
return key;
}
| 1,814 |
FFmpeg | 17aeee5832b9188b570c3d3de4197e4cdc54c634 | 1 | static int vaapi_encode_issue(AVCodecContext *avctx,
VAAPIEncodePicture *pic)
{
VAAPIEncodeContext *ctx = avctx->priv_data;
VAAPIEncodeSlice *slice;
VAStatus vas;
int err, i;
char data[MAX_PARAM_BUFFER_SIZE];
size_t bit_len;
av_log(avctx, AV_LOG_DEBUG, "Issuing encode for pic %"PRId64"/%"PRId64" "
"as type %s.\n", pic->display_order, pic->encode_order,
picture_type_name[pic->type]);
if (pic->nb_refs == 0) {
av_log(avctx, AV_LOG_DEBUG, "No reference pictures.\n");
} else {
av_log(avctx, AV_LOG_DEBUG, "Refers to:");
for (i = 0; i < pic->nb_refs; i++) {
av_log(avctx, AV_LOG_DEBUG, " %"PRId64"/%"PRId64,
pic->refs[i]->display_order, pic->refs[i]->encode_order);
}
av_log(avctx, AV_LOG_DEBUG, ".\n");
}
av_assert0(pic->input_available && !pic->encode_issued);
for (i = 0; i < pic->nb_refs; i++) {
av_assert0(pic->refs[i]);
// If we are serialised then the references must have already
// completed. If not, they must have been issued but need not
// have completed yet.
if (ctx->issue_mode == ISSUE_MODE_SERIALISE_EVERYTHING)
av_assert0(pic->refs[i]->encode_complete);
else
av_assert0(pic->refs[i]->encode_issued);
}
av_log(avctx, AV_LOG_DEBUG, "Input surface is %#x.\n", pic->input_surface);
pic->recon_image = av_frame_alloc();
if (!pic->recon_image) {
err = AVERROR(ENOMEM);
goto fail;
}
err = av_hwframe_get_buffer(ctx->recon_frames_ref, pic->recon_image, 0);
if (err < 0) {
err = AVERROR(ENOMEM);
goto fail;
}
pic->recon_surface = (VASurfaceID)(uintptr_t)pic->recon_image->data[3];
av_log(avctx, AV_LOG_DEBUG, "Recon surface is %#x.\n", pic->recon_surface);
pic->output_buffer_ref = av_buffer_pool_get(ctx->output_buffer_pool);
if (!pic->output_buffer_ref) {
err = AVERROR(ENOMEM);
goto fail;
}
pic->output_buffer = (VABufferID)(uintptr_t)pic->output_buffer_ref->data;
av_log(avctx, AV_LOG_DEBUG, "Output buffer is %#x.\n",
pic->output_buffer);
if (ctx->codec->picture_params_size > 0) {
pic->codec_picture_params = av_malloc(ctx->codec->picture_params_size);
if (!pic->codec_picture_params)
goto fail;
memcpy(pic->codec_picture_params, ctx->codec_picture_params,
ctx->codec->picture_params_size);
} else {
av_assert0(!ctx->codec_picture_params);
}
pic->nb_param_buffers = 0;
if (pic->encode_order == 0) {
// Global parameter buffers are set on the first picture only.
for (i = 0; i < ctx->nb_global_params; i++) {
err = vaapi_encode_make_param_buffer(avctx, pic,
VAEncMiscParameterBufferType,
(char*)ctx->global_params[i],
ctx->global_params_size[i]);
if (err < 0)
goto fail;
}
}
if (pic->type == PICTURE_TYPE_IDR && ctx->codec->init_sequence_params) {
err = vaapi_encode_make_param_buffer(avctx, pic,
VAEncSequenceParameterBufferType,
ctx->codec_sequence_params,
ctx->codec->sequence_params_size);
if (err < 0)
goto fail;
}
if (ctx->codec->init_picture_params) {
err = ctx->codec->init_picture_params(avctx, pic);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to initialise picture "
"parameters: %d.\n", err);
goto fail;
}
err = vaapi_encode_make_param_buffer(avctx, pic,
VAEncPictureParameterBufferType,
pic->codec_picture_params,
ctx->codec->picture_params_size);
if (err < 0)
goto fail;
}
if (pic->type == PICTURE_TYPE_IDR) {
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SEQUENCE &&
ctx->codec->write_sequence_header) {
bit_len = 8 * sizeof(data);
err = ctx->codec->write_sequence_header(avctx, data, &bit_len);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to write per-sequence "
"header: %d.\n", err);
goto fail;
}
err = vaapi_encode_make_packed_header(avctx, pic,
ctx->codec->sequence_header_type,
data, bit_len);
if (err < 0)
goto fail;
}
}
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_PICTURE &&
ctx->codec->write_picture_header) {
bit_len = 8 * sizeof(data);
err = ctx->codec->write_picture_header(avctx, pic, data, &bit_len);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to write per-picture "
"header: %d.\n", err);
goto fail;
}
err = vaapi_encode_make_packed_header(avctx, pic,
ctx->codec->picture_header_type,
data, bit_len);
if (err < 0)
goto fail;
}
if (ctx->codec->write_extra_buffer) {
for (i = 0;; i++) {
size_t len = sizeof(data);
int type;
err = ctx->codec->write_extra_buffer(avctx, pic, i, &type,
data, &len);
if (err == AVERROR_EOF)
break;
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to write extra "
"buffer %d: %d.\n", i, err);
goto fail;
}
err = vaapi_encode_make_param_buffer(avctx, pic, type,
data, len);
if (err < 0)
goto fail;
}
}
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_MISC &&
ctx->codec->write_extra_header) {
for (i = 0;; i++) {
int type;
bit_len = 8 * sizeof(data);
err = ctx->codec->write_extra_header(avctx, pic, i, &type,
data, &bit_len);
if (err == AVERROR_EOF)
break;
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to write extra "
"header %d: %d.\n", i, err);
goto fail;
}
err = vaapi_encode_make_packed_header(avctx, pic, type,
data, bit_len);
if (err < 0)
goto fail;
}
}
av_assert0(pic->nb_slices <= MAX_PICTURE_SLICES);
for (i = 0; i < pic->nb_slices; i++) {
slice = av_mallocz(sizeof(*slice));
if (!slice) {
err = AVERROR(ENOMEM);
goto fail;
}
slice->index = i;
pic->slices[i] = slice;
if (ctx->codec->slice_params_size > 0) {
slice->codec_slice_params = av_mallocz(ctx->codec->slice_params_size);
if (!slice->codec_slice_params) {
err = AVERROR(ENOMEM);
goto fail;
}
}
if (ctx->codec->init_slice_params) {
err = ctx->codec->init_slice_params(avctx, pic, slice);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to initalise slice "
"parameters: %d.\n", err);
goto fail;
}
}
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SLICE &&
ctx->codec->write_slice_header) {
bit_len = 8 * sizeof(data);
err = ctx->codec->write_slice_header(avctx, pic, slice,
data, &bit_len);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to write per-slice "
"header: %d.\n", err);
goto fail;
}
err = vaapi_encode_make_packed_header(avctx, pic,
ctx->codec->slice_header_type,
data, bit_len);
if (err < 0)
goto fail;
}
if (ctx->codec->init_slice_params) {
err = vaapi_encode_make_param_buffer(avctx, pic,
VAEncSliceParameterBufferType,
slice->codec_slice_params,
ctx->codec->slice_params_size);
if (err < 0)
goto fail;
}
}
vas = vaBeginPicture(ctx->hwctx->display, ctx->va_context,
pic->input_surface);
if (vas != VA_STATUS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to begin picture encode issue: "
"%d (%s).\n", vas, vaErrorStr(vas));
err = AVERROR(EIO);
goto fail_with_picture;
}
vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
pic->param_buffers, pic->nb_param_buffers);
if (vas != VA_STATUS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to upload encode parameters: "
"%d (%s).\n", vas, vaErrorStr(vas));
err = AVERROR(EIO);
goto fail_with_picture;
}
vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
if (vas != VA_STATUS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to end picture encode issue: "
"%d (%s).\n", vas, vaErrorStr(vas));
err = AVERROR(EIO);
// vaRenderPicture() has been called here, so we should not destroy
// the parameter buffers unless separate destruction is required.
if (ctx->hwctx->driver_quirks &
AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS)
goto fail;
else
goto fail_at_end;
}
if (ctx->hwctx->driver_quirks &
AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) {
for (i = 0; i < pic->nb_param_buffers; i++) {
vas = vaDestroyBuffer(ctx->hwctx->display,
pic->param_buffers[i]);
if (vas != VA_STATUS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to destroy "
"param buffer %#x: %d (%s).\n",
pic->param_buffers[i], vas, vaErrorStr(vas));
// And ignore.
}
}
}
pic->encode_issued = 1;
if (ctx->issue_mode == ISSUE_MODE_SERIALISE_EVERYTHING)
return vaapi_encode_wait(avctx, pic);
else
return 0;
fail_with_picture:
vaEndPicture(ctx->hwctx->display, ctx->va_context);
fail:
for(i = 0; i < pic->nb_param_buffers; i++)
vaDestroyBuffer(ctx->hwctx->display, pic->param_buffers[i]);
fail_at_end:
av_freep(&pic->codec_picture_params);
av_frame_free(&pic->recon_image);
return err;
} | 1,815 |
qemu | bf8d492405feaee2c1685b3b9d5e03228ed3e47f | 1 | static void pc_q35_machine_options(MachineClass *m)
{
m->family = "pc_q35";
m->desc = "Standard PC (Q35 + ICH9, 2009)";
m->hot_add_cpu = pc_hot_add_cpu;
m->units_per_default_bus = 1;
m->default_machine_opts = "firmware=bios-256k.bin";
m->default_display = "std";
m->no_floppy = 1;
} | 1,816 |
qemu | cfd47a71df51047833d182e9e97244e7816b57da | 1 | static int check_protocol_support(bool *has_ipv4, bool *has_ipv6)
{
struct sockaddr_in sin = {
.sin_family = AF_INET,
.sin_addr = { .s_addr = htonl(INADDR_LOOPBACK) },
};
struct sockaddr_in6 sin6 = {
.sin6_family = AF_INET6,
.sin6_addr = IN6ADDR_LOOPBACK_INIT,
};
if (check_bind((struct sockaddr *)&sin, sizeof(sin), has_ipv4) < 0) {
return -1;
}
if (check_bind((struct sockaddr *)&sin6, sizeof(sin6), has_ipv6) < 0) {
return -1;
}
return 0;
}
| 1,818 |
FFmpeg | 7f526efd17973ec6d2204f7a47b6923e2be31363 | 1 | static inline void RENAME(rgb24to32)(const uint8_t *src,uint8_t *dst,unsigned src_size)
{
uint8_t *dest = dst;
const uint8_t *s = src;
const uint8_t *end;
#ifdef HAVE_MMX
const uint8_t *mm_end;
#endif
end = s + src_size;
#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
mm_end = end - 23;
__asm __volatile("movq %0, %%mm7"::"m"(mask32):"memory");
while(s < mm_end)
{
__asm __volatile(
PREFETCH" 32%1\n\t"
"movd %1, %%mm0\n\t"
"punpckldq 3%1, %%mm0\n\t"
"movd 6%1, %%mm1\n\t"
"punpckldq 9%1, %%mm1\n\t"
"movd 12%1, %%mm2\n\t"
"punpckldq 15%1, %%mm2\n\t"
"movd 18%1, %%mm3\n\t"
"punpckldq 21%1, %%mm3\n\t"
"pand %%mm7, %%mm0\n\t"
"pand %%mm7, %%mm1\n\t"
"pand %%mm7, %%mm2\n\t"
"pand %%mm7, %%mm3\n\t"
MOVNTQ" %%mm0, %0\n\t"
MOVNTQ" %%mm1, 8%0\n\t"
MOVNTQ" %%mm2, 16%0\n\t"
MOVNTQ" %%mm3, 24%0"
:"=m"(*dest)
:"m"(*s)
:"memory");
dest += 32;
s += 24;
}
__asm __volatile(SFENCE:::"memory");
__asm __volatile(EMMS:::"memory");
#endif
while(s < end)
{
#ifdef WORDS_BIGENDIAN
*dest++ = 0;
*dest++ = *s++;
*dest++ = *s++;
*dest++ = *s++;
#else
*dest++ = *s++;
*dest++ = *s++;
*dest++ = *s++;
*dest++ = 0;
#endif
}
}
| 1,819 |
FFmpeg | e92a78a4095d69d876bef189225608a35166dc4a | 1 | static int encode_picture(MpegEncContext *s, int picture_number)
{
int i, ret;
int bits;
int context_count = s->slice_context_count;
s->picture_number = picture_number;
/* Reset the average MB variance */
s->me.mb_var_sum_temp =
s->me.mc_mb_var_sum_temp = 0;
/* we need to initialize some time vars before we can encode b-frames */
// RAL: Condition added for MPEG1VIDEO
if (s->codec_id == AV_CODEC_ID_MPEG1VIDEO || s->codec_id == AV_CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->msmpeg4_version))
set_frame_distances(s);
if(CONFIG_MPEG4_ENCODER && s->codec_id == AV_CODEC_ID_MPEG4)
ff_set_mpeg4_time(s);
s->me.scene_change_score=0;
// s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME rate distortion
if(s->pict_type==AV_PICTURE_TYPE_I){
if(s->msmpeg4_version >= 3) s->no_rounding=1;
else s->no_rounding=0;
}else if(s->pict_type!=AV_PICTURE_TYPE_B){
if(s->flipflop_rounding || s->codec_id == AV_CODEC_ID_H263P || s->codec_id == AV_CODEC_ID_MPEG4)
s->no_rounding ^= 1;
}
if(s->flags & CODEC_FLAG_PASS2){
if (estimate_qp(s,1) < 0)
return -1;
ff_get_2pass_fcode(s);
}else if(!(s->flags & CODEC_FLAG_QSCALE)){
if(s->pict_type==AV_PICTURE_TYPE_B)
s->lambda= s->last_lambda_for[s->pict_type];
else
s->lambda= s->last_lambda_for[s->last_non_b_pict_type];
update_qscale(s);
}
if(s->codec_id != AV_CODEC_ID_AMV && s->codec_id != AV_CODEC_ID_MJPEG){
if(s->q_chroma_intra_matrix != s->q_intra_matrix ) av_freep(&s->q_chroma_intra_matrix);
if(s->q_chroma_intra_matrix16 != s->q_intra_matrix16) av_freep(&s->q_chroma_intra_matrix16);
s->q_chroma_intra_matrix = s->q_intra_matrix;
s->q_chroma_intra_matrix16 = s->q_intra_matrix16;
}
s->mb_intra=0; //for the rate distortion & bit compare functions
for(i=1; i<context_count; i++){
ret = ff_update_duplicate_context(s->thread_context[i], s);
if (ret < 0)
return ret;
}
if(ff_init_me(s)<0)
return -1;
/* Estimate motion for every MB */
if(s->pict_type != AV_PICTURE_TYPE_I){
s->lambda = (s->lambda * s->avctx->me_penalty_compensation + 128)>>8;
s->lambda2= (s->lambda2* (int64_t)s->avctx->me_penalty_compensation + 128)>>8;
if (s->pict_type != AV_PICTURE_TYPE_B) {
if((s->avctx->pre_me && s->last_non_b_pict_type==AV_PICTURE_TYPE_I) || s->avctx->pre_me==2){
s->avctx->execute(s->avctx, pre_estimate_motion_thread, &s->thread_context[0], NULL, context_count, sizeof(void*));
}
}
s->avctx->execute(s->avctx, estimate_motion_thread, &s->thread_context[0], NULL, context_count, sizeof(void*));
}else /* if(s->pict_type == AV_PICTURE_TYPE_I) */{
/* I-Frame */
for(i=0; i<s->mb_stride*s->mb_height; i++)
s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
if(!s->fixed_qscale){
/* finding spatial complexity for I-frame rate control */
s->avctx->execute(s->avctx, mb_var_thread, &s->thread_context[0], NULL, context_count, sizeof(void*));
}
}
for(i=1; i<context_count; i++){
merge_context_after_me(s, s->thread_context[i]);
}
s->current_picture.mc_mb_var_sum= s->current_picture_ptr->mc_mb_var_sum= s->me.mc_mb_var_sum_temp;
s->current_picture. mb_var_sum= s->current_picture_ptr-> mb_var_sum= s->me. mb_var_sum_temp;
emms_c();
if(s->me.scene_change_score > s->avctx->scenechange_threshold && s->pict_type == AV_PICTURE_TYPE_P){
s->pict_type= AV_PICTURE_TYPE_I;
for(i=0; i<s->mb_stride*s->mb_height; i++)
s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
if(s->msmpeg4_version >= 3)
s->no_rounding=1;
av_dlog(s, "Scene change detected, encoding as I Frame %d %d\n",
s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum);
}
if(!s->umvplus){
if(s->pict_type==AV_PICTURE_TYPE_P || s->pict_type==AV_PICTURE_TYPE_S) {
s->f_code= ff_get_best_fcode(s, s->p_mv_table, CANDIDATE_MB_TYPE_INTER);
if(s->flags & CODEC_FLAG_INTERLACED_ME){
int a,b;
a= ff_get_best_fcode(s, s->p_field_mv_table[0][0], CANDIDATE_MB_TYPE_INTER_I); //FIXME field_select
b= ff_get_best_fcode(s, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I);
s->f_code= FFMAX3(s->f_code, a, b);
}
ff_fix_long_p_mvs(s);
ff_fix_long_mvs(s, NULL, 0, s->p_mv_table, s->f_code, CANDIDATE_MB_TYPE_INTER, 0);
if(s->flags & CODEC_FLAG_INTERLACED_ME){
int j;
for(i=0; i<2; i++){
for(j=0; j<2; j++)
ff_fix_long_mvs(s, s->p_field_select_table[i], j,
s->p_field_mv_table[i][j], s->f_code, CANDIDATE_MB_TYPE_INTER_I, 0);
}
}
}
if(s->pict_type==AV_PICTURE_TYPE_B){
int a, b;
a = ff_get_best_fcode(s, s->b_forw_mv_table, CANDIDATE_MB_TYPE_FORWARD);
b = ff_get_best_fcode(s, s->b_bidir_forw_mv_table, CANDIDATE_MB_TYPE_BIDIR);
s->f_code = FFMAX(a, b);
a = ff_get_best_fcode(s, s->b_back_mv_table, CANDIDATE_MB_TYPE_BACKWARD);
b = ff_get_best_fcode(s, s->b_bidir_back_mv_table, CANDIDATE_MB_TYPE_BIDIR);
s->b_code = FFMAX(a, b);
ff_fix_long_mvs(s, NULL, 0, s->b_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_FORWARD, 1);
ff_fix_long_mvs(s, NULL, 0, s->b_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BACKWARD, 1);
ff_fix_long_mvs(s, NULL, 0, s->b_bidir_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_BIDIR, 1);
ff_fix_long_mvs(s, NULL, 0, s->b_bidir_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BIDIR, 1);
if(s->flags & CODEC_FLAG_INTERLACED_ME){
int dir, j;
for(dir=0; dir<2; dir++){
for(i=0; i<2; i++){
for(j=0; j<2; j++){
int type= dir ? (CANDIDATE_MB_TYPE_BACKWARD_I|CANDIDATE_MB_TYPE_BIDIR_I)
: (CANDIDATE_MB_TYPE_FORWARD_I |CANDIDATE_MB_TYPE_BIDIR_I);
ff_fix_long_mvs(s, s->b_field_select_table[dir][i], j,
s->b_field_mv_table[dir][i][j], dir ? s->b_code : s->f_code, type, 1);
}
}
}
}
}
}
if (estimate_qp(s, 0) < 0)
return -1;
if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==AV_PICTURE_TYPE_I && !(s->flags & CODEC_FLAG_QSCALE))
s->qscale= 3; //reduce clipping problems
if (s->out_format == FMT_MJPEG) {
const uint16_t * luma_matrix = ff_mpeg1_default_intra_matrix;
const uint16_t *chroma_matrix = ff_mpeg1_default_intra_matrix;
if (s->avctx->intra_matrix) {
chroma_matrix =
luma_matrix = s->avctx->intra_matrix;
}
if (s->avctx->chroma_intra_matrix)
chroma_matrix = s->avctx->chroma_intra_matrix;
/* for mjpeg, we do include qscale in the matrix */
for(i=1;i<64;i++){
int j= s->dsp.idct_permutation[i];
s->chroma_intra_matrix[j] = av_clip_uint8((chroma_matrix[i] * s->qscale) >> 3);
s-> intra_matrix[j] = av_clip_uint8(( luma_matrix[i] * s->qscale) >> 3);
}
s->y_dc_scale_table=
s->c_dc_scale_table= ff_mpeg2_dc_scale_table[s->intra_dc_precision];
s->chroma_intra_matrix[0] =
s->intra_matrix[0] = ff_mpeg2_dc_scale_table[s->intra_dc_precision][8];
ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
s->intra_matrix, s->intra_quant_bias, 8, 8, 1);
ff_convert_matrix(&s->dsp, s->q_chroma_intra_matrix, s->q_chroma_intra_matrix16,
s->chroma_intra_matrix, s->intra_quant_bias, 8, 8, 1);
s->qscale= 8;
}
if(s->codec_id == AV_CODEC_ID_AMV){
static const uint8_t y[32]={13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13};
static const uint8_t c[32]={14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14};
for(i=1;i<64;i++){
int j= s->dsp.idct_permutation[ff_zigzag_direct[i]];
s->intra_matrix[j] = sp5x_quant_table[5*2+0][i];
s->chroma_intra_matrix[j] = sp5x_quant_table[5*2+1][i];
}
s->y_dc_scale_table= y;
s->c_dc_scale_table= c;
s->intra_matrix[0] = 13;
s->chroma_intra_matrix[0] = 14;
ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
s->intra_matrix, s->intra_quant_bias, 8, 8, 1);
ff_convert_matrix(&s->dsp, s->q_chroma_intra_matrix, s->q_chroma_intra_matrix16,
s->chroma_intra_matrix, s->intra_quant_bias, 8, 8, 1);
s->qscale= 8;
}
//FIXME var duplication
s->current_picture_ptr->f.key_frame =
s->current_picture.f.key_frame = s->pict_type == AV_PICTURE_TYPE_I; //FIXME pic_ptr
s->current_picture_ptr->f.pict_type =
s->current_picture.f.pict_type = s->pict_type;
if (s->current_picture.f.key_frame)
s->picture_in_gop_number=0;
s->mb_x = s->mb_y = 0;
s->last_bits= put_bits_count(&s->pb);
switch(s->out_format) {
case FMT_MJPEG:
if (CONFIG_MJPEG_ENCODER)
ff_mjpeg_encode_picture_header(s->avctx, &s->pb, &s->intra_scantable,
s->intra_matrix, s->chroma_intra_matrix);
break;
case FMT_H261:
if (CONFIG_H261_ENCODER)
ff_h261_encode_picture_header(s, picture_number);
break;
case FMT_H263:
if (CONFIG_WMV2_ENCODER && s->codec_id == AV_CODEC_ID_WMV2)
ff_wmv2_encode_picture_header(s, picture_number);
else if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version)
ff_msmpeg4_encode_picture_header(s, picture_number);
else if (CONFIG_MPEG4_ENCODER && s->h263_pred)
ff_mpeg4_encode_picture_header(s, picture_number);
else if (CONFIG_RV10_ENCODER && s->codec_id == AV_CODEC_ID_RV10)
ff_rv10_encode_picture_header(s, picture_number);
else if (CONFIG_RV20_ENCODER && s->codec_id == AV_CODEC_ID_RV20)
ff_rv20_encode_picture_header(s, picture_number);
else if (CONFIG_FLV_ENCODER && s->codec_id == AV_CODEC_ID_FLV1)
ff_flv_encode_picture_header(s, picture_number);
else if (CONFIG_H263_ENCODER)
ff_h263_encode_picture_header(s, picture_number);
break;
case FMT_MPEG1:
if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
ff_mpeg1_encode_picture_header(s, picture_number);
break;
default:
av_assert0(0);
}
bits= put_bits_count(&s->pb);
s->header_bits= bits - s->last_bits;
for(i=1; i<context_count; i++){
update_duplicate_context_after_me(s->thread_context[i], s);
}
s->avctx->execute(s->avctx, encode_thread, &s->thread_context[0], NULL, context_count, sizeof(void*));
for(i=1; i<context_count; i++){
merge_context_after_encode(s, s->thread_context[i]);
}
emms_c();
return 0;
}
| 1,820 |
qemu | 299b520cd4092be3c53f8380b81315c33927d9d3 | 1 | static inline int compare_masked(uint64_t x, uint64_t y, uint64_t mask)
{
return (x & mask) == (y & mask);
}
| 1,821 |
FFmpeg | afc9c683ed9db01edb357bc8c19edad4282b3a97 | 1 | static int asf_build_simple_index(AVFormatContext *s, int stream_index)
{
ff_asf_guid g;
ASFContext *asf = s->priv_data;
int64_t current_pos = avio_tell(s->pb);
int64_t ret;
if((ret = avio_seek(s->pb, asf->data_object_offset + asf->data_object_size, SEEK_SET)) < 0) {
return ret;
if ((ret = ff_get_guid(s->pb, &g)) < 0)
/* the data object can be followed by other top-level objects,
* skip them until the simple index object is reached */
while (ff_guidcmp(&g, &ff_asf_simple_index_header)) {
int64_t gsize = avio_rl64(s->pb);
if (gsize < 24 || avio_feof(s->pb)) {
avio_skip(s->pb, gsize - 24);
if ((ret = ff_get_guid(s->pb, &g)) < 0)
{
int64_t itime, last_pos = -1;
int pct, ict;
int i;
int64_t av_unused gsize = avio_rl64(s->pb);
if ((ret = ff_get_guid(s->pb, &g)) < 0)
itime = avio_rl64(s->pb);
pct = avio_rl32(s->pb);
ict = avio_rl32(s->pb);
av_log(s, AV_LOG_DEBUG,
"itime:0x%"PRIx64", pct:%d, ict:%d\n", itime, pct, ict);
for (i = 0; i < ict; i++) {
int pktnum = avio_rl32(s->pb);
int pktct = avio_rl16(s->pb);
int64_t pos = s->internal->data_offset + s->packet_size * (int64_t)pktnum;
int64_t index_pts = FFMAX(av_rescale(itime, i, 10000) - asf->hdr.preroll, 0);
if (pos != last_pos) {
av_log(s, AV_LOG_DEBUG, "pktnum:%d, pktct:%d pts: %"PRId64"\n",
pktnum, pktct, index_pts);
av_add_index_entry(s->streams[stream_index], pos, index_pts,
s->packet_size, 0, AVINDEX_KEYFRAME);
last_pos = pos;
asf->index_read = ict > 1;
end:
// if (avio_feof(s->pb)) {
// ret = 0;
// }
avio_seek(s->pb, current_pos, SEEK_SET);
return ret; | 1,823 |
qemu | 6dd0f8342ddfbd8db3e3de1a17686cedbc14e9f1 | 1 | static void ppc_cpu_initfn(Object *obj)
{
CPUState *cs = CPU(obj);
PowerPCCPU *cpu = POWERPC_CPU(obj);
PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
CPUPPCState *env = &cpu->env;
cs->env_ptr = env;
cpu_exec_init(env, &error_abort);
cpu->cpu_dt_id = cs->cpu_index;
env->msr_mask = pcc->msr_mask;
env->mmu_model = pcc->mmu_model;
env->excp_model = pcc->excp_model;
env->bus_model = pcc->bus_model;
env->insns_flags = pcc->insns_flags;
env->insns_flags2 = pcc->insns_flags2;
env->flags = pcc->flags;
env->bfd_mach = pcc->bfd_mach;
env->check_pow = pcc->check_pow;
#if defined(TARGET_PPC64)
if (pcc->sps) {
env->sps = *pcc->sps;
} else if (env->mmu_model & POWERPC_MMU_64) {
/* Use default sets of page sizes */
static const struct ppc_segment_page_sizes defsps = {
.sps = {
{ .page_shift = 12, /* 4K */
.slb_enc = 0,
.enc = { { .page_shift = 12, .pte_enc = 0 } }
},
{ .page_shift = 24, /* 16M */
.slb_enc = 0x100,
.enc = { { .page_shift = 24, .pte_enc = 0 } }
},
},
};
env->sps = defsps;
}
#endif /* defined(TARGET_PPC64) */
if (tcg_enabled()) {
ppc_translate_init();
}
}
| 1,824 |
qemu | 41d4e5ec9f77acaca706d00ee4baaf5324274da5 | 1 | static void vhost_user_cleanup(NetClientState *nc)
{
VhostUserState *s = DO_UPCAST(VhostUserState, nc, nc);
if (s->vhost_net) {
vhost_net_cleanup(s->vhost_net);
g_free(s->vhost_net);
s->vhost_net = NULL;
if (nc->queue_index == 0) {
qemu_chr_fe_deinit(&s->chr, true);
qemu_purge_queued_packets(nc);
| 1,825 |
FFmpeg | dd3b73f3905c61c99f1d3fb58bc7ee380eb8aa2e | 1 | int av_base64_decode(uint8_t *out, const char *in, int out_size)
{
int i, v;
uint8_t *dst = out;
v = 0;
for (i = 0; in[i] && in[i] != '='; i++) {
unsigned int index= in[i]-43;
if (index>=FF_ARRAY_ELEMS(map2) || map2[index] == 0xff)
return -1;
v = (v << 6) + map2[index];
if (i & 3) {
if (dst - out < out_size) {
*dst++ = v >> (6 - 2 * (i & 3));
}
}
}
return dst - out;
}
| 1,827 |
FFmpeg | 91c18beb9d670a2f64f3ffbc1d60d443eb2ef858 | 1 | static int process_input(int file_index)
{
InputFile *ifile = input_files[file_index];
AVFormatContext *is;
InputStream *ist;
AVPacket pkt;
int ret, i, j;
is = ifile->ctx;
ret = get_input_packet(ifile, &pkt);
if (ret == AVERROR(EAGAIN)) {
ifile->eagain = 1;
return ret;
}
if (ret < 0) {
if (ret != AVERROR_EOF) {
print_error(is->filename, ret);
if (exit_on_error)
exit_program(1);
}
ifile->eof_reached = 1;
for (i = 0; i < ifile->nb_streams; i++) {
ist = input_streams[ifile->ist_index + i];
if (ist->decoding_needed)
output_packet(ist, NULL);
/* mark all outputs that don't go through lavfi as finished */
for (j = 0; j < nb_output_streams; j++) {
OutputStream *ost = output_streams[j];
if (ost->source_index == ifile->ist_index + i &&
(ost->stream_copy || ost->enc->type == AVMEDIA_TYPE_SUBTITLE))
close_output_stream(ost);
}
}
return AVERROR(EAGAIN);
}
reset_eagain();
if (do_pkt_dump) {
av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
is->streams[pkt.stream_index]);
}
/* the following test is needed in case new streams appear
dynamically in stream : we ignore them */
if (pkt.stream_index >= ifile->nb_streams) {
report_new_stream(file_index, &pkt);
goto discard_packet;
}
ist = input_streams[ifile->ist_index + pkt.stream_index];
if (ist->discard)
goto discard_packet;
if(!ist->wrap_correction_done && input_files[file_index]->ctx->start_time != AV_NOPTS_VALUE && ist->st->pts_wrap_bits < 64){
uint64_t stime = av_rescale_q(input_files[file_index]->ctx->start_time, AV_TIME_BASE_Q, ist->st->time_base);
uint64_t stime2= stime + (1LL<<ist->st->pts_wrap_bits);
ist->wrap_correction_done = 1;
if(pkt.dts != AV_NOPTS_VALUE && pkt.dts > stime && pkt.dts - stime > stime2 - pkt.dts) {
pkt.dts -= 1LL<<ist->st->pts_wrap_bits;
ist->wrap_correction_done = 0;
}
if(pkt.pts != AV_NOPTS_VALUE && pkt.pts > stime && pkt.pts - stime > stime2 - pkt.pts) {
pkt.pts -= 1LL<<ist->st->pts_wrap_bits;
ist->wrap_correction_done = 0;
}
}
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts *= ist->ts_scale;
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts *= ist->ts_scale;
if (debug_ts) {
av_log(NULL, AV_LOG_INFO, "demuxer -> ist_index:%d type:%s "
"next_dts:%s next_dts_time:%s next_pts:%s next_pts_time:%s pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s off:%"PRId64"\n",
ifile->ist_index + pkt.stream_index, av_get_media_type_string(ist->st->codec->codec_type),
av_ts2str(ist->next_dts), av_ts2timestr(ist->next_dts, &AV_TIME_BASE_Q),
av_ts2str(ist->next_pts), av_ts2timestr(ist->next_pts, &AV_TIME_BASE_Q),
av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ist->st->time_base),
av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ist->st->time_base),
input_files[ist->file_index]->ts_offset);
}
if (pkt.dts != AV_NOPTS_VALUE && ist->next_dts != AV_NOPTS_VALUE &&
!copy_ts) {
int64_t pkt_dts = av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
int64_t delta = pkt_dts - ist->next_dts;
if (is->iformat->flags & AVFMT_TS_DISCONT) {
if(delta < -1LL*dts_delta_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_delta_threshold*AV_TIME_BASE &&
ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_dts+1<ist->pts){
ifile->ts_offset -= delta;
av_log(NULL, AV_LOG_DEBUG,
"timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
delta, ifile->ts_offset);
pkt.dts -= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts -= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
}
} else {
if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE)
) {
av_log(NULL, AV_LOG_WARNING, "DTS %"PRId64", next:%"PRId64" st:%d invalid dropping\n", pkt.dts, ist->next_dts, pkt.stream_index);
pkt.dts = AV_NOPTS_VALUE;
}
if (pkt.pts != AV_NOPTS_VALUE){
int64_t pkt_pts = av_rescale_q(pkt.pts, ist->st->time_base, AV_TIME_BASE_Q);
delta = pkt_pts - ist->next_dts;
if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE)
) {
av_log(NULL, AV_LOG_WARNING, "PTS %"PRId64", next:%"PRId64" invalid dropping st:%d\n", pkt.pts, ist->next_dts, pkt.stream_index);
pkt.pts = AV_NOPTS_VALUE;
}
}
}
}
sub2video_heartbeat(ist, pkt.pts);
ret = output_packet(ist, &pkt);
if (ret < 0) {
char buf[128];
av_strerror(ret, buf, sizeof(buf));
av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d: %s\n",
ist->file_index, ist->st->index, buf);
if (exit_on_error)
exit_program(1);
}
discard_packet:
av_free_packet(&pkt);
return 0;
}
| 1,828 |
qemu | 297a3646c2947ee64a6d42ca264039732c6218e0 | 1 | void visit_type_int8(Visitor *v, int8_t *obj, const char *name, Error **errp)
{
int64_t value;
if (!error_is_set(errp)) {
if (v->type_int8) {
v->type_int8(v, obj, name, errp);
} else {
value = *obj;
v->type_int(v, &value, name, errp);
if (value < INT8_MIN || value > INT8_MAX) {
error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
"int8_t");
return;
}
*obj = value;
}
}
}
| 1,829 |
FFmpeg | ee26abf2a4884bb56959bac8215758195776c553 | 0 | static void roq_encode_video(RoqContext *enc)
{
RoqTempdata *tempData = enc->tmpData;
int i;
memset(tempData, 0, sizeof(*tempData));
create_cel_evals(enc, tempData);
generate_new_codebooks(enc, tempData);
if (enc->framesSinceKeyframe >= 1) {
motion_search(enc, 8);
motion_search(enc, 4);
}
retry_encode:
for (i=0; i<enc->width*enc->height/64; i++)
gather_data_for_cel(tempData->cel_evals + i, enc, tempData);
/* Quake 3 can't handle chunks bigger than 65536 bytes */
if (tempData->mainChunkSize/8 > 65536) {
enc->lambda *= .8;
goto retry_encode;
}
remap_codebooks(enc, tempData);
write_codebooks(enc, tempData);
reconstruct_and_encode_image(enc, tempData, enc->width, enc->height,
enc->width*enc->height/64);
enc->avctx->coded_frame = enc->current_frame;
/* Rotate frame history */
FFSWAP(AVFrame *, enc->current_frame, enc->last_frame);
FFSWAP(motion_vect *, enc->last_motion4, enc->this_motion4);
FFSWAP(motion_vect *, enc->last_motion8, enc->this_motion8);
av_free(tempData->cel_evals);
av_free(tempData->closest_cb2);
enc->framesSinceKeyframe++;
}
| 1,831 |
FFmpeg | da3c3c446cb434be9d0025f519e00c2385135c85 | 1 | static int packet_alloc(AVBufferRef **buf, int size)
{
int ret;
if ((unsigned)size >= (unsigned)size + AV_INPUT_BUFFER_PADDING_SIZE)
return AVERROR(EINVAL);
ret = av_buffer_realloc(buf, size + AV_INPUT_BUFFER_PADDING_SIZE);
if (ret < 0)
return ret;
memset((*buf)->data + size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
return 0;
}
| 1,832 |
FFmpeg | 4e8d01f20ce82b49f47c704a461c5d30866affaf | 0 | static void m4sl_cb(MpegTSFilter *filter, const uint8_t *section,
int section_len)
{
MpegTSContext *ts = filter->u.section_filter.opaque;
MpegTSSectionFilter *tssf = &filter->u.section_filter;
SectionHeader h;
const uint8_t *p, *p_end;
AVIOContext pb;
int mp4_descr_count = 0;
Mp4Descr mp4_descr[MAX_MP4_DESCR_COUNT] = { { 0 } };
int i, pid;
AVFormatContext *s = ts->stream;
p_end = section + section_len - 4;
p = section;
if (parse_section_header(&h, &p, p_end) < 0)
return;
if (h.tid != M4OD_TID)
return;
if (h.version == tssf->last_ver)
return;
tssf->last_ver = h.version;
mp4_read_od(s, p, (unsigned) (p_end - p), mp4_descr, &mp4_descr_count,
MAX_MP4_DESCR_COUNT);
for (pid = 0; pid < NB_PID_MAX; pid++) {
if (!ts->pids[pid])
continue;
for (i = 0; i < mp4_descr_count; i++) {
PESContext *pes;
AVStream *st;
if (ts->pids[pid]->es_id != mp4_descr[i].es_id)
continue;
if (ts->pids[pid]->type != MPEGTS_PES) {
av_log(s, AV_LOG_ERROR, "pid %x is not PES\n", pid);
continue;
}
pes = ts->pids[pid]->u.pes_filter.opaque;
st = pes->st;
if (!st)
continue;
pes->sl = mp4_descr[i].sl;
ffio_init_context(&pb, mp4_descr[i].dec_config_descr,
mp4_descr[i].dec_config_descr_len, 0,
NULL, NULL, NULL, NULL);
ff_mp4_read_dec_config_descr(s, st, &pb);
if (st->codec->codec_id == AV_CODEC_ID_AAC &&
st->codec->extradata_size > 0)
st->need_parsing = 0;
if (st->codec->codec_id == AV_CODEC_ID_H264 &&
st->codec->extradata_size > 0)
st->need_parsing = 0;
if (st->codec->codec_id <= AV_CODEC_ID_NONE) {
// do nothing
} else if (st->codec->codec_id < AV_CODEC_ID_FIRST_AUDIO)
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
else if (st->codec->codec_id < AV_CODEC_ID_FIRST_SUBTITLE)
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
else if (st->codec->codec_id < AV_CODEC_ID_FIRST_UNKNOWN)
st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
}
}
for (i = 0; i < mp4_descr_count; i++)
av_free(mp4_descr[i].dec_config_descr);
}
| 1,833 |
FFmpeg | 143685a42bbc8861b626457ce4cb8b1ce4b0c436 | 0 | static int ffat_encode(AVCodecContext *avctx, AVPacket *avpkt,
const AVFrame *frame, int *got_packet_ptr)
{
ATDecodeContext *at = avctx->priv_data;
OSStatus ret;
AudioBufferList out_buffers = {
.mNumberBuffers = 1,
.mBuffers = {
{
.mNumberChannels = avctx->channels,
.mDataByteSize = at->pkt_size,
}
}
};
AudioStreamPacketDescription out_pkt_desc = {0};
if ((ret = ff_alloc_packet2(avctx, avpkt, at->pkt_size, 0)) < 0)
return ret;
av_frame_unref(&at->new_in_frame);
if (frame) {
if ((ret = ff_af_queue_add(&at->afq, frame)) < 0)
return ret;
if ((ret = av_frame_ref(&at->new_in_frame, frame)) < 0)
return ret;
} else {
at->eof = 1;
}
out_buffers.mBuffers[0].mData = avpkt->data;
*got_packet_ptr = avctx->frame_size / at->frame_size;
ret = AudioConverterFillComplexBuffer(at->converter, ffat_encode_callback, avctx,
got_packet_ptr, &out_buffers,
(avctx->frame_size > at->frame_size) ? NULL : &out_pkt_desc);
if ((!ret || ret == 1) && *got_packet_ptr) {
avpkt->size = out_buffers.mBuffers[0].mDataByteSize;
ff_af_queue_remove(&at->afq, out_pkt_desc.mVariableFramesInPacket ?
out_pkt_desc.mVariableFramesInPacket :
avctx->frame_size,
&avpkt->pts,
&avpkt->duration);
} else if (ret && ret != 1) {
av_log(avctx, AV_LOG_WARNING, "Encode error: %i\n", ret);
}
return 0;
}
| 1,834 |