id
int32 0
27.3k
| func
stringlengths 26
142k
| target
bool 2
classes | project
stringclasses 2
values | commit_id
stringlengths 40
40
|
|---|---|---|---|---|
7,708 | static void decode_vui(HEVCContext *s, HEVCSPS *sps)
{
VUI *vui = &sps->vui;
GetBitContext *gb = &s->HEVClc->gb;
int sar_present;
av_log(s->avctx, AV_LOG_DEBUG, "Decoding VUI\n");
sar_present = get_bits1(gb);
if (sar_present) {
uint8_t sar_idx = get_bits(gb, 8);
if (sar_idx < FF_ARRAY_ELEMS(vui_sar))
vui->sar = vui_sar[sar_idx];
else if (sar_idx == 255) {
vui->sar.num = get_bits(gb, 16);
vui->sar.den = get_bits(gb, 16);
} else
av_log(s->avctx, AV_LOG_WARNING,
"Unknown SAR index: %u.\n", sar_idx);
}
vui->overscan_info_present_flag = get_bits1(gb);
if (vui->overscan_info_present_flag)
vui->overscan_appropriate_flag = get_bits1(gb);
vui->video_signal_type_present_flag = get_bits1(gb);
if (vui->video_signal_type_present_flag) {
vui->video_format = get_bits(gb, 3);
vui->video_full_range_flag = get_bits1(gb);
vui->colour_description_present_flag = get_bits1(gb);
if (vui->video_full_range_flag && sps->pix_fmt == AV_PIX_FMT_YUV420P)
sps->pix_fmt = AV_PIX_FMT_YUVJ420P;
if (vui->colour_description_present_flag) {
vui->colour_primaries = get_bits(gb, 8);
vui->transfer_characteristic = get_bits(gb, 8);
vui->matrix_coeffs = get_bits(gb, 8);
// Set invalid values to "unspecified"
if (vui->colour_primaries >= AVCOL_PRI_NB)
vui->colour_primaries = AVCOL_PRI_UNSPECIFIED;
if (vui->transfer_characteristic >= AVCOL_TRC_NB)
vui->transfer_characteristic = AVCOL_TRC_UNSPECIFIED;
if (vui->matrix_coeffs >= AVCOL_SPC_NB)
vui->matrix_coeffs = AVCOL_SPC_UNSPECIFIED;
}
}
vui->chroma_loc_info_present_flag = get_bits1(gb);
if (vui->chroma_loc_info_present_flag) {
vui->chroma_sample_loc_type_top_field = get_ue_golomb_long(gb);
vui->chroma_sample_loc_type_bottom_field = get_ue_golomb_long(gb);
}
vui->neutra_chroma_indication_flag = get_bits1(gb);
vui->field_seq_flag = get_bits1(gb);
vui->frame_field_info_present_flag = get_bits1(gb);
vui->default_display_window_flag = get_bits1(gb);
if (vui->default_display_window_flag) {
//TODO: * 2 is only valid for 420
vui->def_disp_win.left_offset = get_ue_golomb_long(gb) * 2;
vui->def_disp_win.right_offset = get_ue_golomb_long(gb) * 2;
vui->def_disp_win.top_offset = get_ue_golomb_long(gb) * 2;
vui->def_disp_win.bottom_offset = get_ue_golomb_long(gb) * 2;
if (s->apply_defdispwin &&
s->avctx->flags2 & CODEC_FLAG2_IGNORE_CROP) {
av_log(s->avctx, AV_LOG_DEBUG,
"discarding vui default display window, "
"original values are l:%u r:%u t:%u b:%u\n",
vui->def_disp_win.left_offset,
vui->def_disp_win.right_offset,
vui->def_disp_win.top_offset,
vui->def_disp_win.bottom_offset);
vui->def_disp_win.left_offset =
vui->def_disp_win.right_offset =
vui->def_disp_win.top_offset =
vui->def_disp_win.bottom_offset = 0;
}
}
vui->vui_timing_info_present_flag = get_bits1(gb);
if (vui->vui_timing_info_present_flag) {
vui->vui_num_units_in_tick = get_bits(gb, 32);
vui->vui_time_scale = get_bits(gb, 32);
vui->vui_poc_proportional_to_timing_flag = get_bits1(gb);
if (vui->vui_poc_proportional_to_timing_flag)
vui->vui_num_ticks_poc_diff_one_minus1 = get_ue_golomb_long(gb);
vui->vui_hrd_parameters_present_flag = get_bits1(gb);
if (vui->vui_hrd_parameters_present_flag)
decode_hrd(s, 1, sps->max_sub_layers);
}
vui->bitstream_restriction_flag = get_bits1(gb);
if (vui->bitstream_restriction_flag) {
vui->tiles_fixed_structure_flag = get_bits1(gb);
vui->motion_vectors_over_pic_boundaries_flag = get_bits1(gb);
vui->restricted_ref_pic_lists_flag = get_bits1(gb);
vui->min_spatial_segmentation_idc = get_ue_golomb_long(gb);
vui->max_bytes_per_pic_denom = get_ue_golomb_long(gb);
vui->max_bits_per_min_cu_denom = get_ue_golomb_long(gb);
vui->log2_max_mv_length_horizontal = get_ue_golomb_long(gb);
vui->log2_max_mv_length_vertical = get_ue_golomb_long(gb);
}
}
| true | FFmpeg | b818637b84948e917d11c987f2270cea5b3fcfea |
7,710 | static EHCIQueue *ehci_state_fetchqh(EHCIState *ehci, int async)
{
EHCIPacket *p;
uint32_t entry, devaddr;
EHCIQueue *q;
entry = ehci_get_fetch_addr(ehci, async);
q = ehci_find_queue_by_qh(ehci, entry, async);
if (NULL == q) {
q = ehci_alloc_queue(ehci, entry, async);
}
p = QTAILQ_FIRST(&q->packets);
q->seen++;
if (q->seen > 1) {
/* we are going in circles -- stop processing */
ehci_set_state(ehci, async, EST_ACTIVE);
q = NULL;
goto out;
}
get_dwords(ehci, NLPTR_GET(q->qhaddr),
(uint32_t *) &q->qh, sizeof(EHCIqh) >> 2);
ehci_trace_qh(q, NLPTR_GET(q->qhaddr), &q->qh);
devaddr = get_field(q->qh.epchar, QH_EPCHAR_DEVADDR);
if (q->dev != NULL && q->dev->addr != devaddr) {
if (!QTAILQ_EMPTY(&q->packets)) {
/* should not happen (guest bug) */
ehci_cancel_queue(q);
}
q->dev = NULL;
}
if (q->dev == NULL) {
q->dev = ehci_find_device(q->ehci, devaddr);
}
if (p && p->async == EHCI_ASYNC_FINISHED) {
/* I/O finished -- continue processing queue */
trace_usb_ehci_packet_action(p->queue, p, "complete");
ehci_set_state(ehci, async, EST_EXECUTING);
goto out;
}
if (async && (q->qh.epchar & QH_EPCHAR_H)) {
/* EHCI spec version 1.0 Section 4.8.3 & 4.10.1 */
if (ehci->usbsts & USBSTS_REC) {
ehci_clear_usbsts(ehci, USBSTS_REC);
} else {
DPRINTF("FETCHQH: QH 0x%08x. H-bit set, reclamation status reset"
" - done processing\n", q->qhaddr);
ehci_set_state(ehci, async, EST_ACTIVE);
q = NULL;
goto out;
}
}
#if EHCI_DEBUG
if (q->qhaddr != q->qh.next) {
DPRINTF("FETCHQH: QH 0x%08x (h %x halt %x active %x) next 0x%08x\n",
q->qhaddr,
q->qh.epchar & QH_EPCHAR_H,
q->qh.token & QTD_TOKEN_HALT,
q->qh.token & QTD_TOKEN_ACTIVE,
q->qh.next);
}
#endif
if (q->qh.token & QTD_TOKEN_HALT) {
ehci_set_state(ehci, async, EST_HORIZONTALQH);
} else if ((q->qh.token & QTD_TOKEN_ACTIVE) &&
(NLPTR_TBIT(q->qh.current_qtd) == 0)) {
q->qtdaddr = q->qh.current_qtd;
ehci_set_state(ehci, async, EST_FETCHQTD);
} else {
/* EHCI spec version 1.0 Section 4.10.2 */
ehci_set_state(ehci, async, EST_ADVANCEQUEUE);
}
out:
return q;
}
| true | qemu | dafe31fc2a8653b535d58f8c7b250c0827b14420 |
7,711 | static av_cold int aacPlus_encode_init(AVCodecContext *avctx)
{
aacPlusAudioContext *s = avctx->priv_data;
aacplusEncConfiguration *aacplus_cfg;
/* number of channels */
if (avctx->channels < 1 || avctx->channels > 2) {
av_log(avctx, AV_LOG_ERROR, "encoding %d channel(s) is not allowed\n", avctx->channels);
return AVERROR(EINVAL);
if (avctx->profile != FF_PROFILE_AAC_LOW && avctx->profile != FF_PROFILE_UNKNOWN) {
av_log(avctx, AV_LOG_ERROR, "invalid AAC profile: %d, only LC supported\n", avctx->profile);
return AVERROR(EINVAL);
s->aacplus_handle = aacplusEncOpen(avctx->sample_rate, avctx->channels,
&s->samples_input, &s->max_output_bytes);
if (!s->aacplus_handle) {
av_log(avctx, AV_LOG_ERROR, "can't open encoder\n");
return AVERROR(EINVAL);
/* check aacplus version */
aacplus_cfg = aacplusEncGetCurrentConfiguration(s->aacplus_handle);
aacplus_cfg->bitRate = avctx->bit_rate;
aacplus_cfg->bandWidth = avctx->cutoff;
aacplus_cfg->outputFormat = !(avctx->flags & CODEC_FLAG_GLOBAL_HEADER);
aacplus_cfg->inputFormat = avctx->sample_fmt == AV_SAMPLE_FMT_FLT ? AACPLUS_INPUT_FLOAT : AACPLUS_INPUT_16BIT;
if (!aacplusEncSetConfiguration(s->aacplus_handle, aacplus_cfg)) {
av_log(avctx, AV_LOG_ERROR, "libaacplus doesn't support this output format!\n");
return AVERROR(EINVAL);
avctx->frame_size = s->samples_input / avctx->channels;
/* Set decoder specific info */
avctx->extradata_size = 0;
if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) {
unsigned char *buffer = NULL;
unsigned long decoder_specific_info_size;
if (aacplusEncGetDecoderSpecificInfo(s->aacplus_handle, &buffer,
&decoder_specific_info_size) == 1) {
avctx->extradata = av_malloc(decoder_specific_info_size + FF_INPUT_BUFFER_PADDING_SIZE);
avctx->extradata_size = decoder_specific_info_size;
memcpy(avctx->extradata, buffer, avctx->extradata_size);
return 0;
| true | FFmpeg | 642c49c983df2f56b656ce668f2a0257a1939578 |
7,713 | static void s390_virtio_blk_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOS390DeviceClass *k = VIRTIO_S390_DEVICE_CLASS(klass);
k->init = s390_virtio_blk_init;
dc->props = s390_virtio_blk_properties;
}
| true | qemu | caffdac363801cd2cf2bf01ad013a8c1e1e43800 |
7,714 | static int handle_connection(HTTPContext *c)
{
int len, ret;
switch(c->state) {
case HTTPSTATE_WAIT_REQUEST:
case RTSPSTATE_WAIT_REQUEST:
/* timeout ? */
if ((c->timeout - cur_time) < 0)
return -1;
if (c->poll_entry->revents & (POLLERR | POLLHUP))
return -1;
/* no need to read if no events */
if (!(c->poll_entry->revents & POLLIN))
return 0;
/* read the data */
len = read(c->fd, c->buffer_ptr, 1);
if (len < 0) {
if (errno != EAGAIN && errno != EINTR)
return -1;
} else if (len == 0) {
return -1;
} else {
/* search for end of request. */
uint8_t *ptr;
c->buffer_ptr += len;
ptr = c->buffer_ptr;
if ((ptr >= c->buffer + 2 && !memcmp(ptr-2, "\n\n", 2)) ||
(ptr >= c->buffer + 4 && !memcmp(ptr-4, "\r\n\r\n", 4))) {
/* request found : parse it and reply */
if (c->state == HTTPSTATE_WAIT_REQUEST) {
ret = http_parse_request(c);
} else {
ret = rtsp_parse_request(c);
}
if (ret < 0)
return -1;
} else if (ptr >= c->buffer_end) {
/* request too long: cannot do anything */
return -1;
}
}
break;
case HTTPSTATE_SEND_HEADER:
if (c->poll_entry->revents & (POLLERR | POLLHUP))
return -1;
/* no need to write if no events */
if (!(c->poll_entry->revents & POLLOUT))
return 0;
len = write(c->fd, c->buffer_ptr, c->buffer_end - c->buffer_ptr);
if (len < 0) {
if (errno != EAGAIN && errno != EINTR) {
/* error : close connection */
av_freep(&c->pb_buffer);
return -1;
}
} else {
c->buffer_ptr += len;
if (c->stream)
c->stream->bytes_served += len;
c->data_count += len;
if (c->buffer_ptr >= c->buffer_end) {
av_freep(&c->pb_buffer);
/* if error, exit */
if (c->http_error) {
return -1;
}
/* all the buffer was sent : synchronize to the incoming stream */
c->state = HTTPSTATE_SEND_DATA_HEADER;
c->buffer_ptr = c->buffer_end = c->buffer;
}
}
break;
case HTTPSTATE_SEND_DATA:
case HTTPSTATE_SEND_DATA_HEADER:
case HTTPSTATE_SEND_DATA_TRAILER:
/* for packetized output, we consider we can always write (the
input streams sets the speed). It may be better to verify
that we do not rely too much on the kernel queues */
if (!c->is_packetized) {
if (c->poll_entry->revents & (POLLERR | POLLHUP))
return -1;
/* no need to read if no events */
if (!(c->poll_entry->revents & POLLOUT))
return 0;
}
if (http_send_data(c) < 0)
return -1;
break;
case HTTPSTATE_RECEIVE_DATA:
/* no need to read if no events */
if (c->poll_entry->revents & (POLLERR | POLLHUP))
return -1;
if (!(c->poll_entry->revents & POLLIN))
return 0;
if (http_receive_data(c) < 0)
return -1;
break;
case HTTPSTATE_WAIT_FEED:
/* no need to read if no events */
if (c->poll_entry->revents & (POLLIN | POLLERR | POLLHUP))
return -1;
/* nothing to do, we'll be waken up by incoming feed packets */
break;
case HTTPSTATE_WAIT:
/* if the delay expired, we can send new packets */
if (compute_send_delay(c) <= 0)
c->state = HTTPSTATE_SEND_DATA;
break;
case HTTPSTATE_WAIT_SHORT:
/* just return back to send data */
c->state = HTTPSTATE_SEND_DATA;
break;
case RTSPSTATE_SEND_REPLY:
if (c->poll_entry->revents & (POLLERR | POLLHUP)) {
av_freep(&c->pb_buffer);
return -1;
}
/* no need to write if no events */
if (!(c->poll_entry->revents & POLLOUT))
return 0;
len = write(c->fd, c->buffer_ptr, c->buffer_end - c->buffer_ptr);
if (len < 0) {
if (errno != EAGAIN && errno != EINTR) {
/* error : close connection */
av_freep(&c->pb_buffer);
return -1;
}
} else {
c->buffer_ptr += len;
c->data_count += len;
if (c->buffer_ptr >= c->buffer_end) {
/* all the buffer was sent : wait for a new request */
av_freep(&c->pb_buffer);
start_wait_request(c, 1);
}
}
break;
case HTTPSTATE_READY:
/* nothing to do */
break;
default:
return -1;
}
return 0;
}
| true | FFmpeg | 1bc1cfdddf7ab8ef50d0fc888808d6b609eb5d8d |
7,717 | static int disas_coproc_insn(CPUARMState * env, DisasContext *s, uint32_t insn)
{
int cpnum, is64, crn, crm, opc1, opc2, isread, rt, rt2;
const ARMCPRegInfo *ri;
cpnum = (insn >> 8) & 0xf;
if (arm_feature(env, ARM_FEATURE_XSCALE)
&& ((env->cp15.c15_cpar ^ 0x3fff) & (1 << cpnum)))
return 1;
/* First check for coprocessor space used for actual instructions */
switch (cpnum) {
case 0:
case 1:
if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
return disas_iwmmxt_insn(env, s, insn);
} else if (arm_feature(env, ARM_FEATURE_XSCALE)) {
return disas_dsp_insn(env, s, insn);
return 1;
default:
break;
/* Otherwise treat as a generic register access */
is64 = (insn & (1 << 25)) == 0;
if (!is64 && ((insn & (1 << 4)) == 0)) {
/* cdp */
return 1;
crm = insn & 0xf;
if (is64) {
crn = 0;
opc1 = (insn >> 4) & 0xf;
opc2 = 0;
rt2 = (insn >> 16) & 0xf;
} else {
crn = (insn >> 16) & 0xf;
opc1 = (insn >> 21) & 7;
opc2 = (insn >> 5) & 7;
rt2 = 0;
isread = (insn >> 20) & 1;
rt = (insn >> 12) & 0xf;
ri = get_arm_cp_reginfo(s->cp_regs,
ENCODE_CP_REG(cpnum, is64, crn, crm, opc1, opc2));
if (ri) {
/* Check access permissions */
if (!cp_access_ok(s->current_pl, ri, isread)) {
return 1;
/* Handle special cases first */
switch (ri->type & ~(ARM_CP_FLAG_MASK & ~ARM_CP_SPECIAL)) {
case ARM_CP_NOP:
return 0;
case ARM_CP_WFI:
if (isread) {
return 1;
s->is_jmp = DISAS_WFI;
return 0;
default:
break;
if (use_icount && (ri->type & ARM_CP_IO)) {
gen_io_start();
if (isread) {
/* Read */
if (is64) {
TCGv_i64 tmp64;
TCGv_i32 tmp;
if (ri->type & ARM_CP_CONST) {
tmp64 = tcg_const_i64(ri->resetvalue);
} else if (ri->readfn) {
tmp64 = tcg_temp_new_i64();
gen_helper_get_cp_reg64(tmp64, cpu_env, tmpptr);
} else {
tmp64 = tcg_temp_new_i64();
tcg_gen_ld_i64(tmp64, cpu_env, ri->fieldoffset);
tmp = tcg_temp_new_i32();
tcg_gen_trunc_i64_i32(tmp, tmp64);
store_reg(s, rt, tmp);
tcg_gen_shri_i64(tmp64, tmp64, 32);
tmp = tcg_temp_new_i32();
tcg_gen_trunc_i64_i32(tmp, tmp64);
tcg_temp_free_i64(tmp64);
store_reg(s, rt2, tmp);
} else {
TCGv_i32 tmp;
if (ri->type & ARM_CP_CONST) {
tmp = tcg_const_i32(ri->resetvalue);
} else if (ri->readfn) {
tmp = tcg_temp_new_i32();
gen_helper_get_cp_reg(tmp, cpu_env, tmpptr);
} else {
tmp = load_cpu_offset(ri->fieldoffset);
if (rt == 15) {
/* Destination register of r15 for 32 bit loads sets
* the condition codes from the high 4 bits of the value
gen_set_nzcv(tmp);
tcg_temp_free_i32(tmp);
} else {
store_reg(s, rt, tmp);
} else {
/* Write */
if (ri->type & ARM_CP_CONST) {
/* If not forbidden by access permissions, treat as WI */
return 0;
if (is64) {
TCGv_i32 tmplo, tmphi;
TCGv_i64 tmp64 = tcg_temp_new_i64();
tmplo = load_reg(s, rt);
tmphi = load_reg(s, rt2);
tcg_gen_concat_i32_i64(tmp64, tmplo, tmphi);
tcg_temp_free_i32(tmplo);
tcg_temp_free_i32(tmphi);
if (ri->writefn) {
TCGv_ptr tmpptr = tcg_const_ptr(ri);
gen_helper_set_cp_reg64(cpu_env, tmpptr, tmp64);
} else {
tcg_gen_st_i64(tmp64, cpu_env, ri->fieldoffset);
tcg_temp_free_i64(tmp64);
} else {
if (ri->writefn) {
TCGv_i32 tmp;
tmp = load_reg(s, rt);
gen_helper_set_cp_reg(cpu_env, tmpptr, tmp);
tcg_temp_free_i32(tmp);
} else {
TCGv_i32 tmp = load_reg(s, rt);
store_cpu_offset(tmp, ri->fieldoffset);
if (use_icount && (ri->type & ARM_CP_IO)) {
/* I/O operations must end the TB here (whether read or write) */
gen_io_end();
gen_lookup_tb(s);
} else if (!isread && !(ri->type & ARM_CP_SUPPRESS_TB_END)) {
/* We default to ending the TB on a coprocessor register write,
* but allow this to be suppressed by the register definition
* (usually only necessary to work around guest bugs).
gen_lookup_tb(s);
return 0;
/* Unknown register; this might be a guest error or a QEMU
* unimplemented feature.
if (is64) {
qemu_log_mask(LOG_UNIMP, "%s access to unsupported AArch32 "
"64 bit system register cp:%d opc1: %d crm:%d\n",
isread ? "read" : "write", cpnum, opc1, crm);
} else {
qemu_log_mask(LOG_UNIMP, "%s access to unsupported AArch32 "
"system register cp:%d opc1:%d crn:%d crm:%d opc2:%d\n",
isread ? "read" : "write", cpnum, opc1, crn, crm, opc2);
return 1; | true | qemu | f59df3f2354982ee0381b87d1ce561f1eb0ed505 |
7,718 | static void mov_parse_stsd_video(MOVContext *c, AVIOContext *pb,
AVStream *st, MOVStreamContext *sc)
{
uint8_t codec_name[32];
int64_t stsd_start;
unsigned int len;
/* The first 16 bytes of the video sample description are already
* read in ff_mov_read_stsd_entries() */
stsd_start = avio_tell(pb) - 16;
avio_rb16(pb); /* version */
avio_rb16(pb); /* revision level */
avio_rb32(pb); /* vendor */
avio_rb32(pb); /* temporal quality */
avio_rb32(pb); /* spatial quality */
st->codecpar->width = avio_rb16(pb); /* width */
st->codecpar->height = avio_rb16(pb); /* height */
avio_rb32(pb); /* horiz resolution */
avio_rb32(pb); /* vert resolution */
avio_rb32(pb); /* data size, always 0 */
avio_rb16(pb); /* frames per samples */
len = avio_r8(pb); /* codec name, pascal string */
if (len > 31)
len = 31;
mov_read_mac_string(c, pb, len, codec_name, sizeof(codec_name));
if (len < 31)
avio_skip(pb, 31 - len);
if (codec_name[0])
av_dict_set(&st->metadata, "encoder", codec_name, 0);
/* codec_tag YV12 triggers an UV swap in rawdec.c */
if (!memcmp(codec_name, "Planar Y'CbCr 8-bit 4:2:0", 25)) {
st->codecpar->codec_tag = MKTAG('I', '4', '2', '0');
st->codecpar->width &= ~1;
st->codecpar->height &= ~1;
}
/* Flash Media Server uses tag H.263 with Sorenson Spark */
if (st->codecpar->codec_tag == MKTAG('H','2','6','3') &&
!memcmp(codec_name, "Sorenson H263", 13))
st->codecpar->codec_id = AV_CODEC_ID_FLV1;
st->codecpar->bits_per_coded_sample = avio_rb16(pb); /* depth */
avio_seek(pb, stsd_start, SEEK_SET);
if (ff_get_qtpalette(st->codecpar->codec_id, pb, sc->palette)) {
st->codecpar->bits_per_coded_sample &= 0x1F;
sc->has_palette = 1;
}
}
| true | FFmpeg | 66453b1fba6c68f2f7f5117355d34b5f40910327 |
7,720 | static inline void gen_check_tlb_flush(DisasContext *ctx) { }
| true | qemu | e3cffe6fad29e07d401eabb913a6d88501d5c143 |
7,721 | static int64_t coroutine_fn qcow_co_get_block_status(BlockDriverState *bs,
int64_t sector_num, int nb_sectors, int *pnum, BlockDriverState **file)
{
BDRVQcowState *s = bs->opaque;
int index_in_cluster, n;
uint64_t cluster_offset;
qemu_co_mutex_lock(&s->lock);
cluster_offset = get_cluster_offset(bs, sector_num << 9, 0, 0, 0, 0);
qemu_co_mutex_unlock(&s->lock);
index_in_cluster = sector_num & (s->cluster_sectors - 1);
n = s->cluster_sectors - index_in_cluster;
if (n > nb_sectors)
n = nb_sectors;
*pnum = n;
if (!cluster_offset) {
return 0;
}
if ((cluster_offset & QCOW_OFLAG_COMPRESSED) || s->crypto) {
return BDRV_BLOCK_DATA;
}
cluster_offset |= (index_in_cluster << BDRV_SECTOR_BITS);
*file = bs->file->bs;
return BDRV_BLOCK_DATA | BDRV_BLOCK_OFFSET_VALID | cluster_offset;
}
| true | qemu | 56439e9d55626b65ecb887f1ac3714652555312e |
7,722 | static void H264_CHROMA_MC8_TMPL(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y, int rnd)
{
if(y==0 && x==0) {
/* no filter needed */
H264_CHROMA_MC8_MV0(dst, src, stride, h);
return;
}
assert(x<8 && y<8 && x>=0 && y>=0);
if(y==0 || x==0)
{
/* 1 dimensional filter only */
asm volatile(
"movd %0, %%xmm7 \n\t"
"movq %1, %%xmm6 \n\t"
"pshuflw $0, %%xmm7, %%xmm7 \n\t"
"movlhps %%xmm6, %%xmm6 \n\t"
"movlhps %%xmm7, %%xmm7 \n\t"
:: "r"(255*(x+y)+8), "m"(rnd?ff_pw_4:ff_pw_3));
if(x) {
asm volatile(
"1: \n\t"
"movq (%1), %%xmm0 \n\t"
"movq 1(%1), %%xmm1 \n\t"
"movq (%1,%3), %%xmm2 \n\t"
"movq 1(%1,%3), %%xmm3 \n\t"
"punpcklbw %%xmm1, %%xmm0 \n\t"
"punpcklbw %%xmm3, %%xmm2 \n\t"
"pmaddubsw %%xmm7, %%xmm0 \n\t"
"pmaddubsw %%xmm7, %%xmm2 \n\t"
AVG_OP("movq (%0), %%xmm4 \n\t")
AVG_OP("movhps (%0,%3), %%xmm4 \n\t")
"paddw %%xmm6, %%xmm0 \n\t"
"paddw %%xmm6, %%xmm2 \n\t"
"psrlw $3, %%xmm0 \n\t"
"psrlw $3, %%xmm2 \n\t"
"packuswb %%xmm2, %%xmm0 \n\t"
AVG_OP("pavgb %%xmm4, %%xmm0 \n\t")
"movq %%xmm0, (%0) \n\t"
"movhps %%xmm0, (%0,%3) \n\t"
"sub $2, %2 \n\t"
"lea (%1,%3,2), %1 \n\t"
"lea (%0,%3,2), %0 \n\t"
"jg 1b \n\t"
:"+r"(dst), "+r"(src), "+r"(h)
:"r"((long)stride)
);
} else {
asm volatile(
"1: \n\t"
"movq (%1), %%xmm0 \n\t"
"movq (%1,%3), %%xmm1 \n\t"
"movdqa %%xmm1, %%xmm2 \n\t"
"movq (%1,%3,2), %%xmm3 \n\t"
"punpcklbw %%xmm1, %%xmm0 \n\t"
"punpcklbw %%xmm3, %%xmm2 \n\t"
"pmaddubsw %%xmm7, %%xmm0 \n\t"
"pmaddubsw %%xmm7, %%xmm2 \n\t"
AVG_OP("movq (%0), %%xmm4 \n\t")
AVG_OP("movhps (%0,%3), %%xmm4 \n\t")
"paddw %%xmm6, %%xmm0 \n\t"
"paddw %%xmm6, %%xmm2 \n\t"
"psrlw $3, %%xmm0 \n\t"
"psrlw $3, %%xmm2 \n\t"
"packuswb %%xmm2, %%xmm0 \n\t"
AVG_OP("pavgb %%xmm4, %%xmm0 \n\t")
"movq %%xmm0, (%0) \n\t"
"movhps %%xmm0, (%0,%3) \n\t"
"sub $2, %2 \n\t"
"lea (%1,%3,2), %1 \n\t"
"lea (%0,%3,2), %0 \n\t"
"jg 1b \n\t"
:"+r"(dst), "+r"(src), "+r"(h)
:"r"((long)stride)
);
}
return;
}
/* general case, bilinear */
asm volatile(
"movd %0, %%xmm7 \n\t"
"movd %1, %%xmm6 \n\t"
"movdqa %2, %%xmm5 \n\t"
"pshuflw $0, %%xmm7, %%xmm7 \n\t"
"pshuflw $0, %%xmm6, %%xmm6 \n\t"
"movlhps %%xmm7, %%xmm7 \n\t"
"movlhps %%xmm6, %%xmm6 \n\t"
:: "r"((x*255+8)*(8-y)), "r"((x*255+8)*y), "m"(rnd?ff_pw_32:ff_pw_28)
);
asm volatile(
"movq (%1), %%xmm0 \n\t"
"movq 1(%1), %%xmm1 \n\t"
"punpcklbw %%xmm1, %%xmm0 \n\t"
"add %3, %1 \n\t"
"1: \n\t"
"movq (%1), %%xmm1 \n\t"
"movq 1(%1), %%xmm2 \n\t"
"movq (%1,%3), %%xmm3 \n\t"
"movq 1(%1,%3), %%xmm4 \n\t"
"lea (%1,%3,2), %1 \n\t"
"punpcklbw %%xmm2, %%xmm1 \n\t"
"punpcklbw %%xmm4, %%xmm3 \n\t"
"movdqa %%xmm1, %%xmm2 \n\t"
"movdqa %%xmm3, %%xmm4 \n\t"
"pmaddubsw %%xmm7, %%xmm0 \n\t"
"pmaddubsw %%xmm6, %%xmm1 \n\t"
"pmaddubsw %%xmm7, %%xmm2 \n\t"
"pmaddubsw %%xmm6, %%xmm3 \n\t"
"paddw %%xmm5, %%xmm0 \n\t"
"paddw %%xmm5, %%xmm2 \n\t"
"paddw %%xmm0, %%xmm1 \n\t"
"paddw %%xmm2, %%xmm3 \n\t"
"movdqa %%xmm4, %%xmm0 \n\t"
"psrlw $6, %%xmm1 \n\t"
"psrlw $6, %%xmm3 \n\t"
AVG_OP("movq (%0), %%xmm2 \n\t")
AVG_OP("movhps (%0,%3), %%xmm2 \n\t")
"packuswb %%xmm3, %%xmm1 \n\t"
AVG_OP("pavgb %%xmm2, %%xmm1 \n\t")
"movq %%xmm1, (%0)\n\t"
"movhps %%xmm1, (%0,%3)\n\t"
"sub $2, %2 \n\t"
"lea (%0,%3,2), %0 \n\t"
"jg 1b \n\t"
:"+r"(dst), "+r"(src), "+r"(h)
:"r"((long)stride)
);
}
| true | FFmpeg | 96275520a383464ce9552ed727bd38dcb91d70fb |
7,723 | static void vhost_virtqueue_stop(struct vhost_dev *dev,
struct VirtIODevice *vdev,
struct vhost_virtqueue *vq,
unsigned idx)
{
int vhost_vq_index = dev->vhost_ops->vhost_get_vq_index(dev, idx);
struct vhost_vring_state state = {
.index = vhost_vq_index,
};
int r;
r = dev->vhost_ops->vhost_get_vring_base(dev, &state);
if (r < 0) {
VHOST_OPS_DEBUG("vhost VQ %d ring restore failed: %d", idx, r);
} else {
virtio_queue_set_last_avail_idx(vdev, idx, state.num);
}
virtio_queue_invalidate_signalled_used(vdev, idx);
virtio_queue_update_used_idx(vdev, idx);
/* In the cross-endian case, we need to reset the vring endianness to
* native as legacy devices expect so by default.
if (vhost_needs_vring_endian(vdev)) {
vhost_virtqueue_set_vring_endian_legacy(dev,
!virtio_is_big_endian(vdev),
vhost_vq_index);
}
vhost_memory_unmap(dev, vq->used, virtio_queue_get_used_size(vdev, idx),
1, virtio_queue_get_used_size(vdev, idx));
vhost_memory_unmap(dev, vq->avail, virtio_queue_get_avail_size(vdev, idx),
0, virtio_queue_get_avail_size(vdev, idx));
vhost_memory_unmap(dev, vq->desc, virtio_queue_get_desc_size(vdev, idx),
0, virtio_queue_get_desc_size(vdev, idx));
} | true | qemu | 2ae39a113af311cb56a0c35b7f212dafcef15303 |
7,724 | BlockDeviceInfoList *bdrv_named_nodes_list(void)
{
BlockDeviceInfoList *list, *entry;
BlockDriverState *bs;
list = NULL;
QTAILQ_FOREACH(bs, &graph_bdrv_states, node_list) {
entry = g_malloc0(sizeof(*entry));
entry->value = bdrv_block_device_info(bs);
entry->next = list;
list = entry;
}
return list;
}
| true | qemu | d5a8ee60a0fbc20a2c2d02f3bda1bb1bd365f1ee |
7,725 | void ff_put_h264_qpel16_mc01_msa(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride)
{
avc_luma_vt_qrt_16w_msa(src - (stride * 2), stride, dst, stride, 16, 0);
}
| false | FFmpeg | 6796a1dd8c14843b77925cb83a3ef88706ae1dd0 |
7,726 | int ff_thread_can_start_frame(AVCodecContext *avctx)
{
PerThreadContext *p = avctx->thread_opaque;
if ((avctx->active_thread_type&FF_THREAD_FRAME) && p->state != STATE_SETTING_UP &&
(avctx->codec->update_thread_context || (!avctx->thread_safe_callbacks &&
avctx->get_buffer != avcodec_default_get_buffer))) {
return 0;
}
return 1;
}
| false | FFmpeg | 97f8c6e14753b94c1f6a96fe354a125bbfdea2cb |
7,727 | static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
Jpeg2000T1Context *t1, Jpeg2000Cblk *cblk,
int width, int height, int bandpos)
{
int passno = cblk->npasses, pass_t = 2, bpno = cblk->nonzerobits - 1, y;
int clnpass_cnt = 0;
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
av_assert0(width <= JPEG2000_MAX_CBLKW);
av_assert0(height <= JPEG2000_MAX_CBLKH);
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
/* If code-block contains no compressed data: nothing to do. */
if (!cblk->length)
return 0;
for (y = 0; y < height + 2; y++)
memset(t1->flags[y], 0, (width + 2) * sizeof(**t1->flags));
cblk->data[cblk->length] = 0xff;
cblk->data[cblk->length+1] = 0xff;
ff_mqc_initdec(&t1->mqc, cblk->data);
while (passno--) {
switch(pass_t) {
case 0:
decode_sigpass(t1, width, height, bpno + 1, bandpos,
bpass_csty_symbol && (clnpass_cnt >= 4),
vert_causal_ctx_csty_symbol);
break;
case 1:
decode_refpass(t1, width, height, bpno + 1);
if (bpass_csty_symbol && clnpass_cnt >= 4)
ff_mqc_initdec(&t1->mqc, cblk->data);
break;
case 2:
decode_clnpass(s, t1, width, height, bpno + 1, bandpos,
codsty->cblk_style & JPEG2000_CBLK_SEGSYM,
vert_causal_ctx_csty_symbol);
clnpass_cnt = clnpass_cnt + 1;
if (bpass_csty_symbol && clnpass_cnt >= 4)
ff_mqc_initdec(&t1->mqc, cblk->data);
break;
}
pass_t++;
if (pass_t == 3) {
bpno--;
pass_t = 0;
}
}
return 0;
}
| false | FFmpeg | eea92133a16e7e0a837ad680afd4a05d08683a61 |
7,728 | unsigned int av_codec_get_tag(const AVCodecTag *tags[4], enum CodecID id)
{
int i;
for(i=0; i<4 && tags[i]; i++){
int tag= codec_get_tag(tags[i], id);
if(tag) return tag;
}
return 0;
}
| false | FFmpeg | 6c77805fc84a63b74e5025b4d7eeea24c8138cf3 |
7,730 | const char *avcodec_get_pix_fmt_name(enum PixelFormat pix_fmt)
{
if (pix_fmt < 0 || pix_fmt >= PIX_FMT_NB)
return NULL;
else
return av_pix_fmt_descriptors[pix_fmt].name;
}
| false | FFmpeg | 46db10ed0e04872eb9b003129f8395005c935ca4 |
7,731 | static int decode_residual_block(AVSContext *h, GetBitContext *gb,
const struct dec_2dvlc *r, int esc_golomb_order,
int qp, uint8_t *dst, int stride) {
int i, level_code, esc_code, level, run, mask;
DCTELEM level_buf[65];
uint8_t run_buf[65];
DCTELEM *block = h->block;
for(i=0;i<65;i++) {
level_code = get_ue_code(gb,r->golomb_order);
if(level_code >= ESCAPE_CODE) {
run = ((level_code - ESCAPE_CODE) >> 1) + 1;
esc_code = get_ue_code(gb,esc_golomb_order);
level = esc_code + (run > r->max_run ? 1 : r->level_add[run]);
while(level > r->inc_limit)
r++;
mask = -(level_code & 1);
level = (level^mask) - mask;
} else {
level = r->rltab[level_code][0];
if(!level) //end of block signal
break;
run = r->rltab[level_code][1];
r += r->rltab[level_code][2];
}
level_buf[i] = level;
run_buf[i] = run;
}
if(dequant(h,level_buf, run_buf, block, ff_cavs_dequant_mul[qp],
ff_cavs_dequant_shift[qp], i))
return -1;
h->cdsp.cavs_idct8_add(dst,block,stride);
h->s.dsp.clear_block(block);
return 0;
}
| false | FFmpeg | 6481a36010d8f7d834676f17ba555d0a3815c760 |
7,733 | static void free_duplicate_context(MpegEncContext *s){
if(s==NULL) return;
av_freep(&s->allocated_edge_emu_buffer); s->edge_emu_buffer= NULL;
av_freep(&s->me.scratchpad);
s->me.temp=
s->rd_scratchpad=
s->b_scratchpad=
s->obmc_scratchpad= NULL;
av_freep(&s->dct_error_sum);
av_freep(&s->me.map);
av_freep(&s->me.score_map);
av_freep(&s->blocks);
av_freep(&s->ac_val_base);
s->block= NULL;
}
| true | FFmpeg | 330deb75923675224fb9aed311d3d6ce3ec52420 |
7,734 | int cpu_gen_code(CPUState *env, TranslationBlock *tb,
int max_code_size, int *gen_code_size_ptr)
{
uint8_t *gen_code_buf;
int gen_code_size;
if (gen_intermediate_code(env, tb) < 0)
return -1;
/* generate machine code */
tb->tb_next_offset[0] = 0xffff;
tb->tb_next_offset[1] = 0xffff;
gen_code_buf = tb->tc_ptr;
#ifdef USE_DIRECT_JUMP
/* the following two entries are optional (only used for string ops) */
tb->tb_jmp_offset[2] = 0xffff;
tb->tb_jmp_offset[3] = 0xffff;
#endif
dyngen_labels(gen_labels, nb_gen_labels, gen_code_buf, gen_opc_buf);
gen_code_size = dyngen_code(gen_code_buf, tb->tb_next_offset,
#ifdef USE_DIRECT_JUMP
tb->tb_jmp_offset,
#else
NULL,
#endif
gen_opc_buf, gen_opparam_buf, gen_labels);
*gen_code_size_ptr = gen_code_size;
#ifdef DEBUG_DISAS
if (loglevel & CPU_LOG_TB_OUT_ASM) {
fprintf(logfile, "OUT: [size=%d]\n", *gen_code_size_ptr);
disas(logfile, tb->tc_ptr, *gen_code_size_ptr);
fprintf(logfile, "\n");
fflush(logfile);
}
#endif
return 0;
}
| true | qemu | d07bde88a52bf293c3f8846cfd162e0a57e1557c |
7,736 | vnc_display_setup_auth(VncDisplay *vs,
bool password,
bool sasl,
bool tls,
bool x509,
bool websocket)
{
/*
* We have a choice of 3 authentication options
*
* 1. none
* 2. vnc
* 3. sasl
*
* The channel can be run in 2 modes
*
* 1. clear
* 2. tls
*
* And TLS can use 2 types of credentials
*
* 1. anon
* 2. x509
*
* We thus have 9 possible logical combinations
*
* 1. clear + none
* 2. clear + vnc
* 3. clear + sasl
* 4. tls + anon + none
* 5. tls + anon + vnc
* 6. tls + anon + sasl
* 7. tls + x509 + none
* 8. tls + x509 + vnc
* 9. tls + x509 + sasl
*
* These need to be mapped into the VNC auth schemes
* in an appropriate manner. In regular VNC, all the
* TLS options get mapped into VNC_AUTH_VENCRYPT
* sub-auth types.
*
* In websockets, the https:// protocol already provides
* TLS support, so there is no need to make use of the
* VeNCrypt extension. Furthermore, websockets browser
* clients could not use VeNCrypt even if they wanted to,
* as they cannot control when the TLS handshake takes
* place. Thus there is no option but to rely on https://,
* meaning combinations 4->6 and 7->9 will be mapped to
* VNC auth schemes in the same way as combos 1->3.
*
* Regardless of fact that we have a different mapping to
* VNC auth mechs for plain VNC vs websockets VNC, the end
* result has the same security characteristics.
*/
if (password) {
if (tls) {
vs->auth = VNC_AUTH_VENCRYPT;
if (websocket) {
vs->ws_tls = true;
}
if (x509) {
VNC_DEBUG("Initializing VNC server with x509 password auth\n");
vs->subauth = VNC_AUTH_VENCRYPT_X509VNC;
} else {
VNC_DEBUG("Initializing VNC server with TLS password auth\n");
vs->subauth = VNC_AUTH_VENCRYPT_TLSVNC;
}
} else {
VNC_DEBUG("Initializing VNC server with password auth\n");
vs->auth = VNC_AUTH_VNC;
vs->subauth = VNC_AUTH_INVALID;
}
if (websocket) {
vs->ws_auth = VNC_AUTH_VNC;
} else {
vs->ws_auth = VNC_AUTH_INVALID;
}
} else if (sasl) {
if (tls) {
vs->auth = VNC_AUTH_VENCRYPT;
if (websocket) {
vs->ws_tls = true;
}
if (x509) {
VNC_DEBUG("Initializing VNC server with x509 SASL auth\n");
vs->subauth = VNC_AUTH_VENCRYPT_X509SASL;
} else {
VNC_DEBUG("Initializing VNC server with TLS SASL auth\n");
vs->subauth = VNC_AUTH_VENCRYPT_TLSSASL;
}
} else {
VNC_DEBUG("Initializing VNC server with SASL auth\n");
vs->auth = VNC_AUTH_SASL;
vs->subauth = VNC_AUTH_INVALID;
}
if (websocket) {
vs->ws_auth = VNC_AUTH_SASL;
} else {
vs->ws_auth = VNC_AUTH_INVALID;
}
} else {
if (tls) {
vs->auth = VNC_AUTH_VENCRYPT;
if (websocket) {
vs->ws_tls = true;
}
if (x509) {
VNC_DEBUG("Initializing VNC server with x509 no auth\n");
vs->subauth = VNC_AUTH_VENCRYPT_X509NONE;
} else {
VNC_DEBUG("Initializing VNC server with TLS no auth\n");
vs->subauth = VNC_AUTH_VENCRYPT_TLSNONE;
}
} else {
VNC_DEBUG("Initializing VNC server with no auth\n");
vs->auth = VNC_AUTH_NONE;
vs->subauth = VNC_AUTH_INVALID;
}
if (websocket) {
vs->ws_auth = VNC_AUTH_NONE;
} else {
vs->ws_auth = VNC_AUTH_INVALID;
}
}
}
| true | qemu | 3e305e4a4752f70c0b5c3cf5b43ec957881714f7 |
7,737 | static av_cold int peak_init_writer(AVFormatContext *s)
{
WAVMuxContext *wav = s->priv_data;
AVCodecContext *enc = s->streams[0]->codec;
if (enc->codec_id != AV_CODEC_ID_PCM_S8 &&
enc->codec_id != AV_CODEC_ID_PCM_S16LE &&
enc->codec_id != AV_CODEC_ID_PCM_U8 &&
enc->codec_id != AV_CODEC_ID_PCM_U16LE) {
av_log(s, AV_LOG_ERROR, "%s codec not supported for Peak Chunk\n",
s->streams[0]->codec->codec ? s->streams[0]->codec->codec->name : "NONE");
return -1;
}
wav->peak_bps = av_get_bits_per_sample(enc->codec_id) / 8;
if (wav->peak_bps == 1 && wav->peak_format == PEAK_FORMAT_UINT16) {
av_log(s, AV_LOG_ERROR,
"Writing 16 bit peak for 8 bit audio does not make sense\n");
return AVERROR(EINVAL);
}
wav->peak_maxpos = av_mallocz(enc->channels * sizeof(*wav->peak_maxpos));
if (!wav->peak_maxpos)
goto nomem;
wav->peak_maxneg = av_mallocz(enc->channels * sizeof(*wav->peak_maxneg));
if (!wav->peak_maxneg)
goto nomem;
wav->peak_output = av_malloc(PEAK_BUFFER_SIZE);
if (!wav->peak_output)
goto nomem;
wav->peak_outbuf_size = PEAK_BUFFER_SIZE;
return 0;
nomem:
av_log(s, AV_LOG_ERROR, "Out of memory\n");
peak_free_buffers(s);
return AVERROR(ENOMEM);
}
| true | FFmpeg | 501158c682ceb7546d71209374dac406a7f43238 |
7,738 | static int grow_refcount_table(BlockDriverState *bs, int min_size)
{
BDRVQcowState *s = bs->opaque;
int new_table_size, new_table_size2, refcount_table_clusters, i, ret;
uint64_t *new_table;
int64_t table_offset;
uint8_t data[12];
int old_table_size;
int64_t old_table_offset;
if (min_size <= s->refcount_table_size)
return 0;
/* compute new table size */
new_table_size = next_refcount_table_size(s, min_size);
#ifdef DEBUG_ALLOC2
printf("grow_refcount_table from %d to %d\n",
s->refcount_table_size,
new_table_size);
#endif
new_table_size2 = new_table_size * sizeof(uint64_t);
new_table = qemu_mallocz(new_table_size2);
memcpy(new_table, s->refcount_table,
s->refcount_table_size * sizeof(uint64_t));
for(i = 0; i < s->refcount_table_size; i++)
cpu_to_be64s(&new_table[i]);
/* Note: we cannot update the refcount now to avoid recursion */
table_offset = alloc_clusters_noref(bs, new_table_size2);
ret = bdrv_pwrite(s->hd, table_offset, new_table, new_table_size2);
if (ret != new_table_size2)
goto fail;
for(i = 0; i < s->refcount_table_size; i++)
be64_to_cpus(&new_table[i]);
cpu_to_be64w((uint64_t*)data, table_offset);
cpu_to_be32w((uint32_t*)(data + 8), refcount_table_clusters);
ret = bdrv_pwrite(s->hd, offsetof(QCowHeader, refcount_table_offset),
data, sizeof(data));
if (ret != sizeof(data)) {
goto fail;
}
qemu_free(s->refcount_table);
old_table_offset = s->refcount_table_offset;
old_table_size = s->refcount_table_size;
s->refcount_table = new_table;
s->refcount_table_size = new_table_size;
s->refcount_table_offset = table_offset;
update_refcount(bs, table_offset, new_table_size2, 1);
qcow2_free_clusters(bs, old_table_offset, old_table_size * sizeof(uint64_t));
return 0;
fail:
qemu_free(new_table);
return ret < 0 ? ret : -EIO;
}
| true | qemu | 92dcb59fd4e1491afa0756ee9c2594869b487d23 |
7,739 | static void vnc_dpy_switch(DisplayChangeListener *dcl,
DisplaySurface *surface)
{
VncDisplay *vd = container_of(dcl, VncDisplay, dcl);
VncState *vs;
vnc_abort_display_jobs(vd);
/* server surface */
qemu_pixman_image_unref(vd->server);
vd->ds = surface;
vd->server = pixman_image_create_bits(VNC_SERVER_FB_FORMAT,
surface_width(vd->ds),
surface_height(vd->ds),
NULL, 0);
/* guest surface */
#if 0 /* FIXME */
if (ds_get_bytes_per_pixel(ds) != vd->guest.ds->pf.bytes_per_pixel)
console_color_init(ds);
#endif
qemu_pixman_image_unref(vd->guest.fb);
vd->guest.fb = pixman_image_ref(surface->image);
vd->guest.format = surface->format;
VNC_SET_VISIBLE_PIXELS_DIRTY(vd->guest.dirty,
surface_width(vd->ds),
surface_height(vd->ds));
QTAILQ_FOREACH(vs, &vd->clients, next) {
vnc_colordepth(vs);
vnc_desktop_resize(vs);
if (vs->vd->cursor) {
vnc_cursor_define(vs);
}
VNC_SET_VISIBLE_PIXELS_DIRTY(vs->dirty,
surface_width(vd->ds),
surface_height(vd->ds));
}
}
| true | qemu | bea60dd7679364493a0d7f5b54316c767cf894ef |
7,740 | static int parse_video_var(AVFormatContext *avctx, AVStream *st, const char *name, int size)
{
AVIOContext *pb = avctx->pb;
if (!strcmp(name, "__DIR_COUNT")) {
st->nb_frames = st->duration = var_read_int(pb, size);
} else if (!strcmp(name, "COMPRESSION")) {
char * str = var_read_string(pb, size);
if (!strcmp(str, "1")) {
st->codec->codec_id = AV_CODEC_ID_MVC1;
} else if (!strcmp(str, "2")) {
st->codec->pix_fmt = AV_PIX_FMT_ABGR;
st->codec->codec_id = AV_CODEC_ID_RAWVIDEO;
} else if (!strcmp(str, "3")) {
st->codec->codec_id = AV_CODEC_ID_SGIRLE;
} else if (!strcmp(str, "10")) {
st->codec->codec_id = AV_CODEC_ID_MJPEG;
} else if (!strcmp(str, "MVC2")) {
st->codec->codec_id = AV_CODEC_ID_MVC2;
} else {
av_log_ask_for_sample(avctx, "unknown video compression %s\n", str);
}
av_free(str);
} else if (!strcmp(name, "FPS")) {
st->time_base = av_inv_q(var_read_float(pb, size));
} else if (!strcmp(name, "HEIGHT")) {
st->codec->height = var_read_int(pb, size);
} else if (!strcmp(name, "PIXEL_ASPECT")) {
st->sample_aspect_ratio = var_read_float(pb, size);
av_reduce(&st->sample_aspect_ratio.num, &st->sample_aspect_ratio.den,
st->sample_aspect_ratio.num, st->sample_aspect_ratio.den, INT_MAX);
} else if (!strcmp(name, "WIDTH")) {
st->codec->width = var_read_int(pb, size);
} else if (!strcmp(name, "ORIENTATION")) {
if (var_read_int(pb, size) == 1101) {
st->codec->extradata = av_strdup("BottomUp");
st->codec->extradata_size = 9;
}
} else if (!strcmp(name, "Q_SPATIAL") || !strcmp(name, "Q_TEMPORAL")) {
var_read_metadata(avctx, name, size);
} else if (!strcmp(name, "INTERLACING") || !strcmp(name, "PACKING")) {
avio_skip(pb, size); // ignore
} else
return -1;
return 0;
}
| true | FFmpeg | 4c9f35bb7c94d20455d3fca3a184b892f1a0aa4e |
7,741 | static int uhci_handle_td(UHCIState *s, UHCIQueue *q, uint32_t qh_addr,
UHCI_TD *td, uint32_t td_addr, uint32_t *int_mask)
{
int ret, max_len;
bool spd;
bool queuing = (q != NULL);
uint8_t pid = td->token & 0xff;
UHCIAsync *async;
switch (pid) {
case USB_TOKEN_OUT:
case USB_TOKEN_SETUP:
case USB_TOKEN_IN:
break;
default:
/* invalid pid : frame interrupted */
s->status |= UHCI_STS_HCPERR;
s->cmd &= ~UHCI_CMD_RS;
uhci_update_irq(s);
return TD_RESULT_STOP_FRAME;
}
async = uhci_async_find_td(s, td_addr);
if (async) {
if (uhci_queue_verify(async->queue, qh_addr, td, td_addr, queuing)) {
assert(q == NULL || q == async->queue);
q = async->queue;
} else {
uhci_queue_free(async->queue, "guest re-used pending td");
async = NULL;
}
}
if (q == NULL) {
q = uhci_queue_find(s, td);
if (q && !uhci_queue_verify(q, qh_addr, td, td_addr, queuing)) {
uhci_queue_free(q, "guest re-used qh");
q = NULL;
}
}
if (q) {
q->valid = QH_VALID;
}
/* Is active ? */
if (!(td->ctrl & TD_CTRL_ACTIVE)) {
if (async) {
/* Guest marked a pending td non-active, cancel the queue */
uhci_queue_free(async->queue, "pending td non-active");
}
/*
* ehci11d spec page 22: "Even if the Active bit in the TD is already
* cleared when the TD is fetched ... an IOC interrupt is generated"
*/
if (td->ctrl & TD_CTRL_IOC) {
*int_mask |= 0x01;
}
return TD_RESULT_NEXT_QH;
}
if (async) {
if (queuing) {
/* we are busy filling the queue, we are not prepared
to consume completed packages then, just leave them
in async state */
return TD_RESULT_ASYNC_CONT;
}
if (!async->done) {
UHCI_TD last_td;
UHCIAsync *last = QTAILQ_LAST(&async->queue->asyncs, asyncs_head);
/*
* While we are waiting for the current td to complete, the guest
* may have added more tds to the queue. Note we re-read the td
* rather then caching it, as we want to see guest made changes!
*/
uhci_read_td(s, &last_td, last->td_addr);
uhci_queue_fill(async->queue, &last_td);
return TD_RESULT_ASYNC_CONT;
}
uhci_async_unlink(async);
goto done;
}
if (s->completions_only) {
return TD_RESULT_ASYNC_CONT;
}
/* Allocate new packet */
if (q == NULL) {
USBDevice *dev = uhci_find_device(s, (td->token >> 8) & 0x7f);
USBEndpoint *ep = usb_ep_get(dev, pid, (td->token >> 15) & 0xf);
if (ep == NULL) {
return uhci_handle_td_error(s, td, td_addr, USB_RET_NODEV,
int_mask);
}
q = uhci_queue_new(s, qh_addr, td, ep);
}
async = uhci_async_alloc(q, td_addr);
max_len = ((td->token >> 21) + 1) & 0x7ff;
spd = (pid == USB_TOKEN_IN && (td->ctrl & TD_CTRL_SPD) != 0);
usb_packet_setup(&async->packet, pid, q->ep, 0, td_addr, spd,
(td->ctrl & TD_CTRL_IOC) != 0);
if (max_len <= sizeof(async->static_buf)) {
async->buf = async->static_buf;
} else {
async->buf = g_malloc(max_len);
}
usb_packet_addbuf(&async->packet, async->buf, max_len);
switch(pid) {
case USB_TOKEN_OUT:
case USB_TOKEN_SETUP:
pci_dma_read(&s->dev, td->buffer, async->buf, max_len);
usb_handle_packet(q->ep->dev, &async->packet);
if (async->packet.status == USB_RET_SUCCESS) {
async->packet.actual_length = max_len;
}
break;
case USB_TOKEN_IN:
usb_handle_packet(q->ep->dev, &async->packet);
break;
default:
abort(); /* Never to execute */
}
if (async->packet.status == USB_RET_ASYNC) {
uhci_async_link(async);
if (!queuing) {
uhci_queue_fill(q, td);
}
return TD_RESULT_ASYNC_START;
}
done:
ret = uhci_complete_td(s, td, async, int_mask);
uhci_async_free(async);
return ret;
}
| true | qemu | f419a626c76bcb26697883af702862e8623056f9 |
7,742 | void do_405_check_ov (void)
{
if (likely(((T1 ^ T2) >> 31) || !((T0 ^ T2) >> 31))) {
xer_ov = 0;
} else {
xer_ov = 1;
xer_so = 1;
}
}
| true | qemu | d9bce9d99f4656ae0b0127f7472db9067b8f84ab |
7,743 | static int milkymist_minimac2_init(SysBusDevice *sbd)
{
DeviceState *dev = DEVICE(sbd);
MilkymistMinimac2State *s = MILKYMIST_MINIMAC2(dev);
size_t buffers_size = TARGET_PAGE_ALIGN(3 * MINIMAC2_BUFFER_SIZE);
sysbus_init_irq(sbd, &s->rx_irq);
sysbus_init_irq(sbd, &s->tx_irq);
memory_region_init_io(&s->regs_region, OBJECT(dev), &minimac2_ops, s,
"milkymist-minimac2", R_MAX * 4);
sysbus_init_mmio(sbd, &s->regs_region);
/* register buffers memory */
memory_region_init_ram(&s->buffers, OBJECT(dev), "milkymist-minimac2.buffers",
buffers_size, &error_abort);
vmstate_register_ram_global(&s->buffers);
s->rx0_buf = memory_region_get_ram_ptr(&s->buffers);
s->rx1_buf = s->rx0_buf + MINIMAC2_BUFFER_SIZE;
s->tx_buf = s->rx1_buf + MINIMAC2_BUFFER_SIZE;
sysbus_init_mmio(sbd, &s->buffers);
qemu_macaddr_default_if_unset(&s->conf.macaddr);
s->nic = qemu_new_nic(&net_milkymist_minimac2_info, &s->conf,
object_get_typename(OBJECT(dev)), dev->id, s);
qemu_format_nic_info_str(qemu_get_queue(s->nic), s->conf.macaddr.a);
return 0;
}
| true | qemu | f8ed85ac992c48814d916d5df4d44f9a971c5de4 |
7,744 | static void tcg_out_qemu_ld (TCGContext *s, const TCGArg *args, int opc)
{
int addr_reg, data_reg, data_reg2, r0, r1, rbase, bswap;
#ifdef CONFIG_SOFTMMU
int mem_index, s_bits, r2, addr_reg2;
uint8_t *label_ptr;
#endif
data_reg = *args++;
if (opc == 3)
data_reg2 = *args++;
else
data_reg2 = 0;
addr_reg = *args++;
#ifdef CONFIG_SOFTMMU
#if TARGET_LONG_BITS == 64
addr_reg2 = *args++;
#else
addr_reg2 = 0;
#endif
mem_index = *args;
s_bits = opc & 3;
r0 = 3;
r1 = 4;
r2 = 0;
rbase = 0;
tcg_out_tlb_check (
s, r0, r1, r2, addr_reg, addr_reg2, s_bits,
offsetof (CPUArchState, tlb_table[mem_index][0].addr_read),
offsetof (CPUTLBEntry, addend) - offsetof (CPUTLBEntry, addr_read),
&label_ptr
);
#else /* !CONFIG_SOFTMMU */
r0 = addr_reg;
r1 = 3;
rbase = GUEST_BASE ? TCG_GUEST_BASE_REG : 0;
#endif
#ifdef TARGET_WORDS_BIGENDIAN
bswap = 0;
#else
bswap = 1;
#endif
switch (opc) {
default:
case 0:
tcg_out32 (s, LBZX | TAB (data_reg, rbase, r0));
break;
case 0|4:
tcg_out32 (s, LBZX | TAB (data_reg, rbase, r0));
tcg_out32 (s, EXTSB | RA (data_reg) | RS (data_reg));
break;
case 1:
if (bswap)
tcg_out32 (s, LHBRX | TAB (data_reg, rbase, r0));
else
tcg_out32 (s, LHZX | TAB (data_reg, rbase, r0));
break;
case 1|4:
if (bswap) {
tcg_out32 (s, LHBRX | TAB (data_reg, rbase, r0));
tcg_out32 (s, EXTSH | RA (data_reg) | RS (data_reg));
}
else tcg_out32 (s, LHAX | TAB (data_reg, rbase, r0));
break;
case 2:
if (bswap)
tcg_out32 (s, LWBRX | TAB (data_reg, rbase, r0));
else
tcg_out32 (s, LWZX | TAB (data_reg, rbase, r0));
break;
case 3:
if (bswap) {
tcg_out32 (s, ADDI | RT (r1) | RA (r0) | 4);
tcg_out32 (s, LWBRX | TAB (data_reg, rbase, r0));
tcg_out32 (s, LWBRX | TAB (data_reg2, rbase, r1));
}
else {
#ifdef CONFIG_USE_GUEST_BASE
tcg_out32 (s, ADDI | RT (r1) | RA (r0) | 4);
tcg_out32 (s, LWZX | TAB (data_reg2, rbase, r0));
tcg_out32 (s, LWZX | TAB (data_reg, rbase, r1));
#else
if (r0 == data_reg2) {
tcg_out32 (s, LWZ | RT (0) | RA (r0));
tcg_out32 (s, LWZ | RT (data_reg) | RA (r0) | 4);
tcg_out_mov (s, TCG_TYPE_I32, data_reg2, 0);
}
else {
tcg_out32 (s, LWZ | RT (data_reg2) | RA (r0));
tcg_out32 (s, LWZ | RT (data_reg) | RA (r0) | 4);
}
#endif
}
break;
}
#ifdef CONFIG_SOFTMMU
add_qemu_ldst_label (s,
1,
opc,
data_reg,
data_reg2,
addr_reg,
addr_reg2,
mem_index,
s->code_ptr,
label_ptr);
#endif
}
| true | qemu | 8f50c841b374dc90ea604888ca92c37f469c428a |
7,746 | static int url_connect(struct variant *var, AVDictionary *opts)
{
AVDictionary *tmp = NULL;
int ret;
av_dict_copy(&tmp, opts, 0);
av_opt_set_dict(var->input, &tmp);
if ((ret = ffurl_connect(var->input, NULL)) < 0) {
ffurl_close(var->input);
var->input = NULL;
}
av_dict_free(&tmp);
return ret;
}
| false | FFmpeg | 74942685cb457c01937686892878403a409baf27 |
7,747 | void test_self_modifying_code(void)
{
int (*func)(void);
func = (void *)code;
printf("self modifying code:\n");
printf("func1 = 0x%x\n", func());
code[1] = 0x2;
printf("func1 = 0x%x\n", func());
}
| false | qemu | d1fe2b245910d42715e556458afe7d975d9417ef |
7,748 | static void fdt_add_psci_node(const VirtBoardInfo *vbi)
{
void *fdt = vbi->fdt;
ARMCPU *armcpu = ARM_CPU(qemu_get_cpu(0));
/* No PSCI for TCG yet */
if (kvm_enabled()) {
qemu_fdt_add_subnode(fdt, "/psci");
if (armcpu->psci_version == 2) {
const char comp[] = "arm,psci-0.2\0arm,psci";
qemu_fdt_setprop(fdt, "/psci", "compatible", comp, sizeof(comp));
} else {
qemu_fdt_setprop_string(fdt, "/psci", "compatible", "arm,psci");
}
qemu_fdt_setprop_string(fdt, "/psci", "method", "hvc");
qemu_fdt_setprop_cell(fdt, "/psci", "cpu_suspend",
QEMU_PSCI_0_1_FN_CPU_SUSPEND);
qemu_fdt_setprop_cell(fdt, "/psci", "cpu_off", QEMU_PSCI_0_1_FN_CPU_OFF);
qemu_fdt_setprop_cell(fdt, "/psci", "cpu_on", QEMU_PSCI_0_1_FN_CPU_ON);
qemu_fdt_setprop_cell(fdt, "/psci", "migrate", QEMU_PSCI_0_1_FN_MIGRATE);
}
}
| false | qemu | 863714ba6cdc09d1a84069815dc67c8da66b0a29 |
7,750 | static uint64_t ppc_radix64_walk_tree(PowerPCCPU *cpu, int rwx, vaddr eaddr,
uint64_t base_addr, uint64_t nls,
hwaddr *raddr, int *psize,
int *fault_cause, int *prot,
hwaddr *pte_addr)
{
CPUState *cs = CPU(cpu);
uint64_t index, pde;
if (nls < 5) { /* Directory maps less than 2**5 entries */
*fault_cause |= DSISR_R_BADCONFIG;
return 0;
}
/* Read page <directory/table> entry from guest address space */
index = eaddr >> (*psize - nls); /* Shift */
index &= ((1UL << nls) - 1); /* Mask */
pde = ldq_phys(cs->as, base_addr + (index * sizeof(pde)));
if (!(pde & R_PTE_VALID)) { /* Invalid Entry */
*fault_cause |= DSISR_NOPTE;
return 0;
}
*psize -= nls;
/* Check if Leaf Entry -> Page Table Entry -> Stop the Search */
if (pde & R_PTE_LEAF) {
uint64_t rpn = pde & R_PTE_RPN;
uint64_t mask = (1UL << *psize) - 1;
if (ppc_radix64_check_prot(cpu, rwx, pde, fault_cause, prot)) {
return 0; /* Protection Denied Access */
}
/* Or high bits of rpn and low bits to ea to form whole real addr */
*raddr = (rpn & ~mask) | (eaddr & mask);
*pte_addr = base_addr + (index * sizeof(pde));
return pde;
}
/* Next Level of Radix Tree */
return ppc_radix64_walk_tree(cpu, rwx, eaddr, pde & R_PDE_NLB,
pde & R_PDE_NLS, raddr, psize,
fault_cause, prot, pte_addr);
}
| false | qemu | 6a042827b638dc73da6a72c72596f5be80bd4581 |
7,751 | static int cpu_mips_register (CPUMIPSState *env, const mips_def_t *def)
{
env->CP0_PRid = def->CP0_PRid;
env->CP0_Config0 = def->CP0_Config0;
#ifdef TARGET_WORDS_BIGENDIAN
env->CP0_Config0 |= (1 << CP0C0_BE);
#endif
env->CP0_Config1 = def->CP0_Config1;
env->CP0_Config2 = def->CP0_Config2;
env->CP0_Config3 = def->CP0_Config3;
env->CP0_Config6 = def->CP0_Config6;
env->CP0_Config7 = def->CP0_Config7;
env->SYNCI_Step = def->SYNCI_Step;
env->CCRes = def->CCRes;
env->CP0_Status_rw_bitmask = def->CP0_Status_rw_bitmask;
env->CP0_TCStatus_rw_bitmask = def->CP0_TCStatus_rw_bitmask;
env->CP0_SRSCtl = def->CP0_SRSCtl;
env->current_tc = 0;
env->SEGBITS = def->SEGBITS;
env->SEGMask = (target_ulong)((1ULL << def->SEGBITS) - 1);
#if defined(TARGET_MIPS64)
if (def->insn_flags & ISA_MIPS3) {
env->hflags |= MIPS_HFLAG_64;
env->SEGMask |= 3ULL << 62;
}
#endif
env->PABITS = def->PABITS;
env->PAMask = (target_ulong)((1ULL << def->PABITS) - 1);
env->CP0_SRSConf0_rw_bitmask = def->CP0_SRSConf0_rw_bitmask;
env->CP0_SRSConf0 = def->CP0_SRSConf0;
env->CP0_SRSConf1_rw_bitmask = def->CP0_SRSConf1_rw_bitmask;
env->CP0_SRSConf1 = def->CP0_SRSConf1;
env->CP0_SRSConf2_rw_bitmask = def->CP0_SRSConf2_rw_bitmask;
env->CP0_SRSConf2 = def->CP0_SRSConf2;
env->CP0_SRSConf3_rw_bitmask = def->CP0_SRSConf3_rw_bitmask;
env->CP0_SRSConf3 = def->CP0_SRSConf3;
env->CP0_SRSConf4_rw_bitmask = def->CP0_SRSConf4_rw_bitmask;
env->CP0_SRSConf4 = def->CP0_SRSConf4;
env->insn_flags = def->insn_flags;
#ifndef CONFIG_USER_ONLY
if (!env->user_mode_only)
mmu_init(env, def);
#endif
fpu_init(env, def);
mvp_init(env, def);
return 0;
}
| false | qemu | 932e71cd57bab4e6206e1355c6425290721bbe34 |
7,752 | static void scsi_write_do_fua(SCSIDiskReq *r)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev);
if (r->req.io_canceled) {
scsi_req_cancel_complete(&r->req);
goto done;
}
if (scsi_is_cmd_fua(&r->req.cmd)) {
block_acct_start(bdrv_get_stats(s->qdev.conf.bs), &r->acct, 0,
BLOCK_ACCT_FLUSH);
r->req.aiocb = bdrv_aio_flush(s->qdev.conf.bs, scsi_aio_complete, r);
return;
}
scsi_req_complete(&r->req, GOOD);
done:
scsi_req_unref(&r->req);
}
| false | qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce |
7,753 | static uint32_t m5206_mbar_readb(void *opaque, target_phys_addr_t offset)
{
m5206_mbar_state *s = (m5206_mbar_state *)opaque;
offset &= 0x3ff;
if (offset >= 0x200) {
hw_error("Bad MBAR read offset 0x%x", (int)offset);
}
if (m5206_mbar_width[offset >> 2] > 1) {
uint16_t val;
val = m5206_mbar_readw(opaque, offset & ~1);
if ((offset & 1) == 0) {
val >>= 8;
}
return val & 0xff;
}
return m5206_mbar_read(s, offset, 1);
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
7,755 | void HELPER(mvpg)(CPUS390XState *env, uint64_t r0, uint64_t r1, uint64_t r2)
{
/* XXX missing r0 handling */
env->cc_op = 0;
#ifdef CONFIG_USER_ONLY
memmove(g2h(r1), g2h(r2), TARGET_PAGE_SIZE);
#else
mvc_fast_memmove(env, TARGET_PAGE_SIZE, r1, r2);
#endif
}
| false | qemu | 6da528d14de29138ca5ac43d6d059889dd24f464 |
7,756 | int64_t qmp_guest_fsfreeze_thaw(Error **err)
{
int ret;
GuestFsfreezeMountList mounts;
GuestFsfreezeMount *mount;
int fd, i = 0, logged;
QTAILQ_INIT(&mounts);
ret = guest_fsfreeze_build_mount_list(&mounts);
if (ret) {
error_set(err, QERR_QGA_COMMAND_FAILED,
"failed to enumerate filesystems");
return 0;
}
QTAILQ_FOREACH(mount, &mounts, next) {
logged = false;
fd = qemu_open(mount->dirname, O_RDONLY);
if (fd == -1) {
continue;
}
/* we have no way of knowing whether a filesystem was actually unfrozen
* as a result of a successful call to FITHAW, only that if an error
* was returned the filesystem was *not* unfrozen by that particular
* call.
*
* since multiple preceeding FIFREEZEs require multiple calls to FITHAW
* to unfreeze, continuing issuing FITHAW until an error is returned,
* in which case either the filesystem is in an unfreezable state, or,
* more likely, it was thawed previously (and remains so afterward).
*
* also, since the most recent successful call is the one that did
* the actual unfreeze, we can use this to provide an accurate count
* of the number of filesystems unfrozen by guest-fsfreeze-thaw, which
* may * be useful for determining whether a filesystem was unfrozen
* during the freeze/thaw phase by a process other than qemu-ga.
*/
do {
ret = ioctl(fd, FITHAW);
if (ret == 0 && !logged) {
i++;
logged = true;
}
} while (ret == 0);
close(fd);
}
guest_fsfreeze_state.status = GUEST_FSFREEZE_STATUS_THAWED;
enable_logging();
guest_fsfreeze_free_mount_list(&mounts);
return i;
}
| false | qemu | f22d85e9e67262db34504f4079745f9843da6a92 |
7,757 | static av_cold int xwd_encode_init(AVCodecContext *avctx)
{
avctx->coded_frame = av_frame_alloc();
if (!avctx->coded_frame)
return AVERROR(ENOMEM);
return 0;
}
| false | FFmpeg | d6604b29ef544793479d7fb4e05ef6622bb3e534 |
7,758 | bool cpu_exec_all(void)
{
int ret = 0;
if (next_cpu == NULL)
next_cpu = first_cpu;
for (; next_cpu != NULL && !exit_request; next_cpu = next_cpu->next_cpu) {
CPUState *env = next_cpu;
qemu_clock_enable(vm_clock,
(env->singlestep_enabled & SSTEP_NOTIMER) == 0);
if (qemu_alarm_pending())
break;
if (cpu_can_run(env))
ret = qemu_cpu_exec(env);
else if (env->stop)
break;
if (ret == EXCP_DEBUG) {
gdb_set_stop_cpu(env);
debug_requested = EXCP_DEBUG;
break;
}
}
exit_request = 0;
return any_cpu_has_work();
}
| false | qemu | 3c638d0690a0b21c6acef7ce3132f821d8c1e25d |
7,759 | static inline void *alloc_code_gen_buffer(void)
{
int flags = MAP_PRIVATE | MAP_ANONYMOUS;
uintptr_t start = 0;
size_t size = tcg_ctx.code_gen_buffer_size;
void *buf;
/* Constrain the position of the buffer based on the host cpu.
Note that these addresses are chosen in concert with the
addresses assigned in the relevant linker script file. */
# if defined(__PIE__) || defined(__PIC__)
/* Don't bother setting a preferred location if we're building
a position-independent executable. We're more likely to get
an address near the main executable if we let the kernel
choose the address. */
# elif defined(__x86_64__) && defined(MAP_32BIT)
/* Force the memory down into low memory with the executable.
Leave the choice of exact location with the kernel. */
flags |= MAP_32BIT;
/* Cannot expect to map more than 800MB in low memory. */
if (size > 800u * 1024 * 1024) {
tcg_ctx.code_gen_buffer_size = size = 800u * 1024 * 1024;
}
# elif defined(__sparc__)
start = 0x40000000ul;
# elif defined(__s390x__)
start = 0x90000000ul;
# elif defined(__mips__)
# if _MIPS_SIM == _ABI64
start = 0x128000000ul;
# else
start = 0x08000000ul;
# endif
# endif
buf = mmap((void *)start, size + qemu_real_host_page_size,
PROT_NONE, flags, -1, 0);
if (buf == MAP_FAILED) {
return NULL;
}
#ifdef __mips__
if (cross_256mb(buf, size)) {
/* Try again, with the original still mapped, to avoid re-acquiring
that 256mb crossing. This time don't specify an address. */
size_t size2;
void *buf2 = mmap(NULL, size + qemu_real_host_page_size,
PROT_NONE, flags, -1, 0);
switch (buf2 != MAP_FAILED) {
case 1:
if (!cross_256mb(buf2, size)) {
/* Success! Use the new buffer. */
munmap(buf, size);
break;
}
/* Failure. Work with what we had. */
munmap(buf2, size);
/* fallthru */
default:
/* Split the original buffer. Free the smaller half. */
buf2 = split_cross_256mb(buf, size);
size2 = tcg_ctx.code_gen_buffer_size;
if (buf == buf2) {
munmap(buf + size2 + qemu_real_host_page_size, size - size2);
} else {
munmap(buf, size - size2);
}
size = size2;
break;
}
buf = buf2;
}
#endif
/* Make the final buffer accessible. The guard page at the end
will remain inaccessible with PROT_NONE. */
mprotect(buf, size, PROT_WRITE | PROT_READ | PROT_EXEC);
/* Request large pages for the buffer. */
qemu_madvise(buf, size, QEMU_MADV_HUGEPAGE);
return buf;
}
| false | qemu | 8bdf4997823126a39bd4c99e4b2283b02cc7865f |
7,760 | size_t iov_from_buf(struct iovec *iov, unsigned int iov_cnt, size_t iov_off,
const void *buf, size_t size)
{
size_t iovec_off, buf_off;
unsigned int i;
iovec_off = 0;
buf_off = 0;
for (i = 0; i < iov_cnt && size; i++) {
if (iov_off < (iovec_off + iov[i].iov_len)) {
size_t len = MIN((iovec_off + iov[i].iov_len) - iov_off, size);
memcpy(iov[i].iov_base + (iov_off - iovec_off), buf + buf_off, len);
buf_off += len;
iov_off += len;
size -= len;
}
iovec_off += iov[i].iov_len;
}
return buf_off;
}
| false | qemu | 2278a69e7020d86a8c73a28474e7709d3e7d5081 |
7,763 | static int eth_can_rx(NetClientState *nc)
{
struct xlx_ethlite *s = DO_UPCAST(NICState, nc, nc)->opaque;
int r;
r = !(s->regs[R_RX_CTRL0] & CTRL_S);
return r;
}
| false | qemu | 808fb9f277abda16601e9db938d29aeaf2548585 |
7,764 | static uint64_t exynos4210_pmu_read(void *opaque, target_phys_addr_t offset,
unsigned size)
{
Exynos4210PmuState *s = (Exynos4210PmuState *)opaque;
unsigned i;
const Exynos4210PmuReg *reg_p = exynos4210_pmu_regs;
for (i = 0; i < PMU_NUM_OF_REGISTERS; i++) {
if (reg_p->offset == offset) {
PRINT_DEBUG_EXTEND("%s [0x%04x] -> 0x%04x\n", reg_p->name,
(uint32_t)offset, s->reg[i]);
return s->reg[i];
}
reg_p++;
}
PRINT_DEBUG("QEMU PMU ERROR: bad read offset 0x%04x\n", (uint32_t)offset);
return 0;
}
| false | qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c |
7,765 | static void simple_number(void)
{
int i;
struct {
const char *encoded;
int64_t decoded;
int skip;
} test_cases[] = {
{ "0", 0 },
{ "1234", 1234 },
{ "1", 1 },
{ "-32", -32 },
{ "-0", 0, .skip = 1 },
{ },
};
for (i = 0; test_cases[i].encoded; i++) {
QObject *obj;
QInt *qint;
obj = qobject_from_json(test_cases[i].encoded);
g_assert(obj != NULL);
g_assert(qobject_type(obj) == QTYPE_QINT);
qint = qobject_to_qint(obj);
g_assert(qint_get_int(qint) == test_cases[i].decoded);
if (test_cases[i].skip == 0) {
QString *str;
str = qobject_to_json(obj);
g_assert(strcmp(qstring_get_str(str), test_cases[i].encoded) == 0);
QDECREF(str);
}
QDECREF(qint);
}
}
| false | qemu | 0abfc4b885566eb41c3a4e1de5e2e105bdc062d9 |
7,767 | static int check_exception(int intno, int *error_code)
{
int first_contributory = env->old_exception == 0 ||
(env->old_exception >= 10 &&
env->old_exception <= 13);
int second_contributory = intno == 0 ||
(intno >= 10 && intno <= 13);
qemu_log_mask(CPU_LOG_INT, "check_exception old: 0x%x new 0x%x\n",
env->old_exception, intno);
if (env->old_exception == EXCP08_DBLE)
cpu_abort(env, "triple fault");
if ((first_contributory && second_contributory)
|| (env->old_exception == EXCP0E_PAGE &&
(second_contributory || (intno == EXCP0E_PAGE)))) {
intno = EXCP08_DBLE;
*error_code = 0;
}
if (second_contributory || (intno == EXCP0E_PAGE) ||
(intno == EXCP08_DBLE))
env->old_exception = intno;
return intno;
}
| true | qemu | f55761a0c46583f4faf1d7595f4f41b35b15508b |
7,768 | yuv2rgb48_1_c_template(SwsContext *c, const int32_t *buf0,
const int32_t *ubuf[2], const int32_t *vbuf[2],
const int32_t *abuf0, uint16_t *dest, int dstW,
int uvalpha, int y, enum PixelFormat target)
{
const int32_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1];
int i;
if (uvalpha < 2048) {
for (i = 0; i < (dstW >> 1); i++) {
int Y1 = (buf0[i * 2] ) >> 2;
int Y2 = (buf0[i * 2 + 1]) >> 2;
int U = (ubuf0[i] + (-128 << 11)) >> 2;
int V = (vbuf0[i] + (-128 << 11)) >> 2;
int R, G, B;
Y1 -= c->yuv2rgb_y_offset;
Y2 -= c->yuv2rgb_y_offset;
Y1 *= c->yuv2rgb_y_coeff;
Y2 *= c->yuv2rgb_y_coeff;
Y1 += 1 << 13;
Y2 += 1 << 13;
R = V * c->yuv2rgb_v2r_coeff;
G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
B = U * c->yuv2rgb_u2b_coeff;
output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
dest += 6;
}
} else {
for (i = 0; i < (dstW >> 1); i++) {
int Y1 = (buf0[i * 2] ) >> 2;
int Y2 = (buf0[i * 2 + 1]) >> 2;
int U = (ubuf0[i] + ubuf1[i] + (-128 << 11)) >> 3;
int V = (vbuf0[i] + vbuf1[i] + (-128 << 11)) >> 3;
int R, G, B;
Y1 -= c->yuv2rgb_y_offset;
Y2 -= c->yuv2rgb_y_offset;
Y1 *= c->yuv2rgb_y_coeff;
Y2 *= c->yuv2rgb_y_coeff;
Y1 += 1 << 13;
Y2 += 1 << 13;
R = V * c->yuv2rgb_v2r_coeff;
G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
B = U * c->yuv2rgb_u2b_coeff;
output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);
output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);
output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);
output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14);
output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);
dest += 6;
}
}
}
| true | FFmpeg | 1ca7dc60d2f2cac8fce1bdb53d3d5bae195161b0 |
7,769 | static void mxf_read_pixel_layout(AVIOContext *pb, MXFDescriptor *descriptor)
{
int code, value, ofs = 0;
char layout[16] = {0}; /* not for printing, may end up not terminated on purpose */
do {
code = avio_r8(pb);
value = avio_r8(pb);
av_dlog(NULL, "pixel layout: code %#x\n", code);
if (ofs <= 14) {
layout[ofs++] = code;
layout[ofs++] = value;
}
} while (code != 0); /* SMPTE 377M E.2.46 */
ff_mxf_decode_pixel_layout(layout, &descriptor->pix_fmt);
}
| true | FFmpeg | 1d22d269f54cc7e44f778bb6ffee96a172eb07a1 |
7,771 | static av_always_inline void rv40_weak_loop_filter(uint8_t *src,
const int step,
const ptrdiff_t stride,
const int filter_p1,
const int filter_q1,
const int alpha,
const int beta,
const int lim_p0q0,
const int lim_q1,
const int lim_p1)
{
const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;
int i, t, u, diff;
for (i = 0; i < 4; i++, src += stride) {
int diff_p1p0 = src[-2*step] - src[-1*step];
int diff_q1q0 = src[ 1*step] - src[ 0*step];
int diff_p1p2 = src[-2*step] - src[-3*step];
int diff_q1q2 = src[ 1*step] - src[ 2*step];
t = src[0*step] - src[-1*step];
if (!t)
continue;
u = (alpha * FFABS(t)) >> 7;
if (u > 3 - (filter_p1 && filter_q1))
continue;
t <<= 2;
if (filter_p1 && filter_q1)
t += src[-2*step] - src[1*step];
diff = CLIP_SYMM((t + 4) >> 3, lim_p0q0);
src[-1*step] = cm[src[-1*step] + diff];
src[ 0*step] = cm[src[ 0*step] - diff];
if (filter_p1 && FFABS(diff_p1p2) <= beta) {
t = (diff_p1p0 + diff_p1p2 - diff) >> 1;
src[-2*step] = cm[src[-2*step] - CLIP_SYMM(t, lim_p1)];
}
if (filter_q1 && FFABS(diff_q1q2) <= beta) {
t = (diff_q1q0 + diff_q1q2 + diff) >> 1;
src[ 1*step] = cm[src[ 1*step] - CLIP_SYMM(t, lim_q1)];
}
}
}
| true | FFmpeg | 956472a3236cc8eaeba5147c55b51bde6005c898 |
7,773 | static int tak_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *pkt)
{
TAKDecContext *s = avctx->priv_data;
AVFrame *frame = data;
ThreadFrame tframe = { .f = data };
GetBitContext *gb = &s->gb;
int chan, i, ret, hsize;
if (pkt->size < TAK_MIN_FRAME_HEADER_BYTES)
return AVERROR_INVALIDDATA;
if ((ret = init_get_bits8(gb, pkt->data, pkt->size)) < 0)
return ret;
if ((ret = ff_tak_decode_frame_header(avctx, gb, &s->ti, 0)) < 0)
return ret;
hsize = get_bits_count(gb) / 8;
if (avctx->err_recognition & (AV_EF_CRCCHECK|AV_EF_COMPLIANT)) {
if (ff_tak_check_crc(pkt->data, hsize)) {
av_log(avctx, AV_LOG_ERROR, "CRC error\n");
if (avctx->err_recognition & AV_EF_EXPLODE)
return AVERROR_INVALIDDATA;
}
}
if (s->ti.codec != TAK_CODEC_MONO_STEREO &&
s->ti.codec != TAK_CODEC_MULTICHANNEL) {
avpriv_report_missing_feature(avctx, "TAK codec type %d", s->ti.codec);
return AVERROR_PATCHWELCOME;
}
if (s->ti.data_type) {
av_log(avctx, AV_LOG_ERROR,
"unsupported data type: %d\n", s->ti.data_type);
return AVERROR_INVALIDDATA;
}
if (s->ti.codec == TAK_CODEC_MONO_STEREO && s->ti.channels > 2) {
av_log(avctx, AV_LOG_ERROR,
"invalid number of channels: %d\n", s->ti.channels);
return AVERROR_INVALIDDATA;
}
if (s->ti.channels > 6) {
av_log(avctx, AV_LOG_ERROR,
"unsupported number of channels: %d\n", s->ti.channels);
return AVERROR_INVALIDDATA;
}
if (s->ti.frame_samples <= 0) {
av_log(avctx, AV_LOG_ERROR, "unsupported/invalid number of samples\n");
return AVERROR_INVALIDDATA;
}
avctx->bits_per_raw_sample = s->ti.bps;
if ((ret = set_bps_params(avctx)) < 0)
return ret;
if (s->ti.sample_rate != avctx->sample_rate) {
avctx->sample_rate = s->ti.sample_rate;
set_sample_rate_params(avctx);
}
if (s->ti.ch_layout)
avctx->channel_layout = s->ti.ch_layout;
avctx->channels = s->ti.channels;
s->nb_samples = s->ti.last_frame_samples ? s->ti.last_frame_samples
: s->ti.frame_samples;
frame->nb_samples = s->nb_samples;
if ((ret = ff_thread_get_buffer(avctx, &tframe, 0)) < 0)
return ret;
ff_thread_finish_setup(avctx);
if (avctx->bits_per_raw_sample <= 16) {
int buf_size = av_samples_get_buffer_size(NULL, avctx->channels,
s->nb_samples,
AV_SAMPLE_FMT_S32P, 0);
if (buf_size < 0)
return buf_size;
av_fast_malloc(&s->decode_buffer, &s->decode_buffer_size, buf_size);
if (!s->decode_buffer)
return AVERROR(ENOMEM);
ret = av_samples_fill_arrays((uint8_t **)s->decoded, NULL,
s->decode_buffer, avctx->channels,
s->nb_samples, AV_SAMPLE_FMT_S32P, 0);
if (ret < 0)
return ret;
} else {
for (chan = 0; chan < avctx->channels; chan++)
s->decoded[chan] = (int32_t *)frame->extended_data[chan];
}
if (s->nb_samples < 16) {
for (chan = 0; chan < avctx->channels; chan++) {
int32_t *decoded = s->decoded[chan];
for (i = 0; i < s->nb_samples; i++)
decoded[i] = get_sbits(gb, avctx->bits_per_raw_sample);
}
} else {
if (s->ti.codec == TAK_CODEC_MONO_STEREO) {
for (chan = 0; chan < avctx->channels; chan++)
if (ret = decode_channel(s, chan))
return ret;
if (avctx->channels == 2) {
s->nb_subframes = get_bits(gb, 1) + 1;
if (s->nb_subframes > 1) {
s->subframe_len[1] = get_bits(gb, 6);
}
s->dmode = get_bits(gb, 3);
if (ret = decorrelate(s, 0, 1, s->nb_samples - 1))
return ret;
}
} else if (s->ti.codec == TAK_CODEC_MULTICHANNEL) {
if (get_bits1(gb)) {
int ch_mask = 0;
chan = get_bits(gb, 4) + 1;
if (chan > avctx->channels)
return AVERROR_INVALIDDATA;
for (i = 0; i < chan; i++) {
int nbit = get_bits(gb, 4);
if (nbit >= avctx->channels)
return AVERROR_INVALIDDATA;
if (ch_mask & 1 << nbit)
return AVERROR_INVALIDDATA;
s->mcdparams[i].present = get_bits1(gb);
if (s->mcdparams[i].present) {
s->mcdparams[i].index = get_bits(gb, 2);
s->mcdparams[i].chan2 = get_bits(gb, 4);
if (s->mcdparams[i].chan2 >= avctx->channels) {
av_log(avctx, AV_LOG_ERROR,
"invalid channel 2 (%d) for %d channel(s)\n",
s->mcdparams[i].chan2, avctx->channels);
return AVERROR_INVALIDDATA;
}
if (s->mcdparams[i].index == 1) {
if ((nbit == s->mcdparams[i].chan2) ||
(ch_mask & 1 << s->mcdparams[i].chan2))
return AVERROR_INVALIDDATA;
ch_mask |= 1 << s->mcdparams[i].chan2;
} else if (!(ch_mask & 1 << s->mcdparams[i].chan2)) {
return AVERROR_INVALIDDATA;
}
}
s->mcdparams[i].chan1 = nbit;
ch_mask |= 1 << nbit;
}
} else {
chan = avctx->channels;
for (i = 0; i < chan; i++) {
s->mcdparams[i].present = 0;
s->mcdparams[i].chan1 = i;
}
}
for (i = 0; i < chan; i++) {
if (s->mcdparams[i].present && s->mcdparams[i].index == 1)
if (ret = decode_channel(s, s->mcdparams[i].chan2))
return ret;
if (ret = decode_channel(s, s->mcdparams[i].chan1))
return ret;
if (s->mcdparams[i].present) {
s->dmode = mc_dmodes[s->mcdparams[i].index];
if (ret = decorrelate(s,
s->mcdparams[i].chan2,
s->mcdparams[i].chan1,
s->nb_samples - 1))
return ret;
}
}
}
for (chan = 0; chan < avctx->channels; chan++) {
int32_t *decoded = s->decoded[chan];
if (s->lpc_mode[chan])
decode_lpc(decoded, s->lpc_mode[chan], s->nb_samples);
if (s->sample_shift[chan] > 0)
for (i = 0; i < s->nb_samples; i++)
decoded[i] *= 1 << s->sample_shift[chan];
}
}
align_get_bits(gb);
skip_bits(gb, 24);
if (get_bits_left(gb) < 0)
av_log(avctx, AV_LOG_DEBUG, "overread\n");
else if (get_bits_left(gb) > 0)
av_log(avctx, AV_LOG_DEBUG, "underread\n");
if (avctx->err_recognition & (AV_EF_CRCCHECK | AV_EF_COMPLIANT)) {
if (ff_tak_check_crc(pkt->data + hsize,
get_bits_count(gb) / 8 - hsize)) {
av_log(avctx, AV_LOG_ERROR, "CRC error\n");
if (avctx->err_recognition & AV_EF_EXPLODE)
return AVERROR_INVALIDDATA;
}
}
/* convert to output buffer */
switch (avctx->sample_fmt) {
case AV_SAMPLE_FMT_U8P:
for (chan = 0; chan < avctx->channels; chan++) {
uint8_t *samples = (uint8_t *)frame->extended_data[chan];
int32_t *decoded = s->decoded[chan];
for (i = 0; i < s->nb_samples; i++)
samples[i] = decoded[i] + 0x80;
}
break;
case AV_SAMPLE_FMT_S16P:
for (chan = 0; chan < avctx->channels; chan++) {
int16_t *samples = (int16_t *)frame->extended_data[chan];
int32_t *decoded = s->decoded[chan];
for (i = 0; i < s->nb_samples; i++)
samples[i] = decoded[i];
}
break;
case AV_SAMPLE_FMT_S32P:
for (chan = 0; chan < avctx->channels; chan++) {
int32_t *samples = (int32_t *)frame->extended_data[chan];
for (i = 0; i < s->nb_samples; i++)
samples[i] *= 1 << 8;
}
break;
}
*got_frame_ptr = 1;
return pkt->size;
}
| true | FFmpeg | e4efd41b83e78c7f2ee3e74bee90226110743a8e |
7,774 | static int msnwc_tcp_read_packet(AVFormatContext *ctx, AVPacket *pkt)
{
AVIOContext *pb = ctx->pb;
uint16_t keyframe;
uint32_t size, timestamp;
avio_skip(pb, 1); /* one byte has been read ahead */
avio_skip(pb, 2);
avio_skip(pb, 2);
keyframe = avio_rl16(pb);
size = avio_rl32(pb);
avio_skip(pb, 4);
avio_skip(pb, 4);
timestamp = avio_rl32(pb);
if(!size || av_get_packet(pb, pkt, size) != size)
return -1;
avio_skip(pb, 1); /* Read ahead one byte of struct size like read_header */
pkt->pts = timestamp;
pkt->dts = timestamp;
pkt->stream_index = 0;
/* Some aMsn generated videos (or was it Mercury Messenger?) don't set
* this bit and rely on the codec to get keyframe information */
if(keyframe&1)
pkt->flags |= AV_PKT_FLAG_KEY;
return HEADER_SIZE + size;
}
| true | FFmpeg | 4dfbc7a7559ccab666a8fd39de4224eb4b02c768 |
7,775 | static int zerocodec_decode_frame(AVCodecContext *avctx, void *data,
int *data_size, AVPacket *avpkt)
{
ZeroCodecContext *zc = avctx->priv_data;
AVFrame *pic = avctx->coded_frame;
AVFrame *prev_pic = &zc->previous_frame;
z_stream *zstream = &zc->zstream;
uint8_t *prev, *dst;
int i, j, zret;
pic->reference = 3;
if (avctx->get_buffer(avctx, pic) < 0) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n");
return AVERROR(ENOMEM);
zret = inflateReset(zstream);
if (zret != Z_OK) {
av_log(avctx, AV_LOG_ERROR, "Could not reset inflate: %d\n", zret);
return AVERROR(EINVAL);
zstream->next_in = avpkt->data;
zstream->avail_in = avpkt->size;
prev = prev_pic->data[0];
dst = pic->data[0];
/**
* ZeroCodec has very simple interframe compression. If a value
* is the same as the previous frame, set it to 0.
*/
if (avpkt->flags & AV_PKT_FLAG_KEY) {
pic->key_frame = 1;
pic->pict_type = AV_PICTURE_TYPE_I;
} else {
pic->key_frame = 0;
pic->pict_type = AV_PICTURE_TYPE_P;
for (i = 0; i < avctx->height; i++) {
zstream->next_out = dst;
zstream->avail_out = avctx->width << 1;
zret = inflate(zstream, Z_SYNC_FLUSH);
if (zret != Z_OK && zret != Z_STREAM_END) {
av_log(avctx, AV_LOG_ERROR,
"Inflate failed with return code: %d\n", zret);
return AVERROR(EINVAL);
if (!(avpkt->flags & AV_PKT_FLAG_KEY))
for (j = 0; j < avctx->width << 1; j++)
dst[j] += prev[j] & -!dst[j];
prev += prev_pic->linesize[0];
dst += pic->linesize[0];
/* Release the previous buffer if need be */
if (prev_pic->data[0])
avctx->release_buffer(avctx, prev_pic);
/* Store the previouse frame for use later */
*prev_pic = *pic;
*data_size = sizeof(AVFrame);
*(AVFrame *)data = *pic;
return avpkt->size;
| true | FFmpeg | 4b70bba57ec9d61282e8b2b427d738dd44415652 |
7,776 | bool virtio_scsi_handle_cmd_vq(VirtIOSCSI *s, VirtQueue *vq)
{
VirtIOSCSIReq *req, *next;
int ret = 0;
bool progress = false;
QTAILQ_HEAD(, VirtIOSCSIReq) reqs = QTAILQ_HEAD_INITIALIZER(reqs);
virtio_scsi_acquire(s);
do {
virtio_queue_set_notification(vq, 0);
while ((req = virtio_scsi_pop_req(s, vq))) {
progress = true;
ret = virtio_scsi_handle_cmd_req_prepare(s, req);
if (!ret) {
QTAILQ_INSERT_TAIL(&reqs, req, next);
} else if (ret == -EINVAL) {
/* The device is broken and shouldn't process any request */
while (!QTAILQ_EMPTY(&reqs)) {
req = QTAILQ_FIRST(&reqs);
QTAILQ_REMOVE(&reqs, req, next);
blk_io_unplug(req->sreq->dev->conf.blk);
scsi_req_unref(req->sreq);
virtqueue_detach_element(req->vq, &req->elem, 0);
virtio_scsi_free_req(req);
}
}
}
virtio_queue_set_notification(vq, 1);
} while (ret != -EINVAL && !virtio_queue_empty(vq));
QTAILQ_FOREACH_SAFE(req, &reqs, next, next) {
virtio_scsi_handle_cmd_req_submit(s, req);
}
virtio_scsi_release(s);
return progress;
}
| true | qemu | 71407786054cad26de7ef66718b2a57a4bcb49b5 |
7,778 | int ff_vda_create_decoder(struct vda_context *vda_ctx,
uint8_t *extradata,
int extradata_size)
{
OSStatus status = kVDADecoderNoErr;
CFNumberRef height;
CFNumberRef width;
CFNumberRef format;
CFDataRef avc_data;
CFMutableDictionaryRef config_info;
CFMutableDictionaryRef buffer_attributes;
CFMutableDictionaryRef io_surface_properties;
CFNumberRef cv_pix_fmt;
/* Each VCL NAL in the bistream sent to the decoder
* is preceded by a 4 bytes length header.
* Change the avcC atom header if needed, to signal headers of 4 bytes. */
if (extradata_size >= 4 && (extradata[4] & 0x03) != 0x03) {
uint8_t *rw_extradata;
if (!(rw_extradata = av_malloc(extradata_size)))
return AVERROR(ENOMEM);
memcpy(rw_extradata, extradata, extradata_size);
rw_extradata[4] |= 0x03;
avc_data = CFDataCreate(kCFAllocatorDefault, rw_extradata, extradata_size);
av_freep(&rw_extradata);
} else {
avc_data = CFDataCreate(kCFAllocatorDefault, extradata, extradata_size);
}
config_info = CFDictionaryCreateMutable(kCFAllocatorDefault,
4,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
height = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &vda_ctx->height);
width = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &vda_ctx->width);
format = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &vda_ctx->format);
CFDictionarySetValue(config_info, kVDADecoderConfiguration_Height, height);
CFDictionarySetValue(config_info, kVDADecoderConfiguration_Width, width);
CFDictionarySetValue(config_info, kVDADecoderConfiguration_SourceFormat, format);
CFDictionarySetValue(config_info, kVDADecoderConfiguration_avcCData, avc_data);
buffer_attributes = CFDictionaryCreateMutable(kCFAllocatorDefault,
2,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
io_surface_properties = CFDictionaryCreateMutable(kCFAllocatorDefault,
0,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
cv_pix_fmt = CFNumberCreate(kCFAllocatorDefault,
kCFNumberSInt32Type,
&vda_ctx->cv_pix_fmt_type);
CFDictionarySetValue(buffer_attributes,
kCVPixelBufferPixelFormatTypeKey,
cv_pix_fmt);
CFDictionarySetValue(buffer_attributes,
kCVPixelBufferIOSurfacePropertiesKey,
io_surface_properties);
status = VDADecoderCreate(config_info,
buffer_attributes,
vda_decoder_callback,
vda_ctx,
&vda_ctx->decoder);
CFRelease(height);
CFRelease(width);
CFRelease(format);
CFRelease(avc_data);
CFRelease(config_info);
CFRelease(io_surface_properties);
CFRelease(cv_pix_fmt);
CFRelease(buffer_attributes);
return status;
}
| false | FFmpeg | 67afcefb35932b420998f6f3fda46c7c85848a3f |
7,781 | static int qcow2_check(BlockDriverState *bs, BdrvCheckResult *result,
BdrvCheckMode fix)
{
return qcow2_check_refcounts(bs, result, fix);
}
| false | qemu | acbe59829e448aa63bdccc6ee484b7e1ac605e25 |
7,783 | bool memory_region_present(MemoryRegion *parent, hwaddr addr)
{
MemoryRegion *mr = memory_region_find(parent, addr, 1).mr;
if (!mr) {
return false;
}
memory_region_unref(mr);
return true;
}
| false | qemu | 8e46bbf362458fc3e4638a53249248a1ee40b912 |
7,784 | static int nut_probe(AVProbeData *p) {
if (p->buf_size >= ID_LENGTH && !memcmp(p->buf, ID_STRING, ID_LENGTH)) return AVPROBE_SCORE_MAX;
return 0;
}
| false | FFmpeg | 87e8788680e16c51f6048af26f3f7830c35207a5 |
7,785 | static void check_native_list(QObject *qobj,
UserDefNativeListUnionKind kind)
{
QDict *qdict;
QList *qlist;
int i;
g_assert(qobj);
g_assert(qobject_type(qobj) == QTYPE_QDICT);
qdict = qobject_to_qdict(qobj);
g_assert(qdict);
g_assert(qdict_haskey(qdict, "data"));
qlist = qlist_copy(qobject_to_qlist(qdict_get(qdict, "data")));
switch (kind) {
case USER_DEF_NATIVE_LIST_UNION_KIND_S8:
case USER_DEF_NATIVE_LIST_UNION_KIND_S16:
case USER_DEF_NATIVE_LIST_UNION_KIND_S32:
case USER_DEF_NATIVE_LIST_UNION_KIND_S64:
case USER_DEF_NATIVE_LIST_UNION_KIND_U8:
case USER_DEF_NATIVE_LIST_UNION_KIND_U16:
case USER_DEF_NATIVE_LIST_UNION_KIND_U32:
case USER_DEF_NATIVE_LIST_UNION_KIND_U64:
/* all integer elements in JSON arrays get stored into QInts when
* we convert to QObjects, so we can check them all in the same
* fashion, so simply fall through here
*/
case USER_DEF_NATIVE_LIST_UNION_KIND_INTEGER:
for (i = 0; i < 32; i++) {
QObject *tmp;
QInt *qvalue;
tmp = qlist_peek(qlist);
g_assert(tmp);
qvalue = qobject_to_qint(tmp);
g_assert_cmpint(qint_get_int(qvalue), ==, i);
qobject_decref(qlist_pop(qlist));
}
break;
case USER_DEF_NATIVE_LIST_UNION_KIND_BOOLEAN:
for (i = 0; i < 32; i++) {
QObject *tmp;
QBool *qvalue;
tmp = qlist_peek(qlist);
g_assert(tmp);
qvalue = qobject_to_qbool(tmp);
g_assert_cmpint(qbool_get_bool(qvalue), ==, i % 3 == 0);
qobject_decref(qlist_pop(qlist));
}
break;
case USER_DEF_NATIVE_LIST_UNION_KIND_STRING:
for (i = 0; i < 32; i++) {
QObject *tmp;
QString *qvalue;
gchar str[8];
tmp = qlist_peek(qlist);
g_assert(tmp);
qvalue = qobject_to_qstring(tmp);
sprintf(str, "%d", i);
g_assert_cmpstr(qstring_get_str(qvalue), ==, str);
qobject_decref(qlist_pop(qlist));
}
break;
case USER_DEF_NATIVE_LIST_UNION_KIND_NUMBER:
for (i = 0; i < 32; i++) {
QObject *tmp;
QFloat *qvalue;
GString *double_expected = g_string_new("");
GString *double_actual = g_string_new("");
tmp = qlist_peek(qlist);
g_assert(tmp);
qvalue = qobject_to_qfloat(tmp);
g_string_printf(double_expected, "%.6f", (double)i / 3);
g_string_printf(double_actual, "%.6f", qfloat_get_double(qvalue));
g_assert_cmpstr(double_actual->str, ==, double_expected->str);
qobject_decref(qlist_pop(qlist));
g_string_free(double_expected, true);
g_string_free(double_actual, true);
}
break;
default:
g_assert_not_reached();
}
QDECREF(qlist);
}
| false | qemu | b3db211f3c80bb996a704d665fe275619f728bd4 |
7,787 | static void term_eol(void)
{
term_cmd_buf_index = term_cmd_buf_size;
}
| false | qemu | 7e2515e87c41e2e658aaed466e11cbdf1ea8bcb1 |
7,788 | static SCSIRequest *scsi_new_request(SCSIDevice *d, uint32_t tag,
uint32_t lun, void *hba_private)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, d);
SCSIRequest *req;
SCSIDiskReq *r;
req = scsi_req_alloc(&scsi_disk_reqops, &s->qdev, tag, lun, hba_private);
r = DO_UPCAST(SCSIDiskReq, req, req);
r->iov.iov_base = qemu_blockalign(s->bs, SCSI_DMA_BUF_SIZE);
return req;
}
| false | qemu | 7285477ab11831b1cf56e45878a89170dd06d9b9 |
7,789 | int main_loop_wait(int nonblocking)
{
int ret;
uint32_t timeout = UINT32_MAX;
int64_t timeout_ns;
if (nonblocking) {
timeout = 0;
}
/* poll any events */
g_array_set_size(gpollfds, 0); /* reset for new iteration */
/* XXX: separate device handlers from system ones */
#ifdef CONFIG_SLIRP
slirp_pollfds_fill(gpollfds, &timeout);
#endif
if (timeout == UINT32_MAX) {
timeout_ns = -1;
} else {
timeout_ns = (uint64_t)timeout * (int64_t)(SCALE_MS);
}
timeout_ns = qemu_soonest_timeout(timeout_ns,
timerlistgroup_deadline_ns(
&main_loop_tlg));
ret = os_host_main_loop_wait(timeout_ns);
#ifdef CONFIG_SLIRP
slirp_pollfds_poll(gpollfds, (ret < 0));
#endif
/* CPU thread can infinitely wait for event after
missing the warp */
qemu_start_warp_timer();
qemu_clock_run_all_timers();
return ret;
}
| false | qemu | c2b38b277a7882a592f4f2ec955084b2b756daaa |
7,790 | int cpu_mips_handle_mmu_fault (CPUState *env, target_ulong address, int rw,
int mmu_idx, int is_softmmu)
{
#if !defined(CONFIG_USER_ONLY)
target_phys_addr_t physical;
int prot;
#endif
int access_type;
int ret = 0;
#if 0
log_cpu_state(env, 0);
#endif
qemu_log("%s pc " TARGET_FMT_lx " ad " TARGET_FMT_lx " rw %d mmu_idx %d smmu %d\n",
__func__, env->active_tc.PC, address, rw, mmu_idx, is_softmmu);
rw &= 1;
/* data access */
/* XXX: put correct access by using cpu_restore_state()
correctly */
access_type = ACCESS_INT;
#if defined(CONFIG_USER_ONLY)
ret = TLBRET_NOMATCH;
#else
ret = get_physical_address(env, &physical, &prot,
address, rw, access_type);
qemu_log("%s address=" TARGET_FMT_lx " ret %d physical " TARGET_FMT_plx " prot %d\n",
__func__, address, ret, physical, prot);
if (ret == TLBRET_MATCH) {
ret = tlb_set_page(env, address & TARGET_PAGE_MASK,
physical & TARGET_PAGE_MASK, prot,
mmu_idx, is_softmmu);
} else if (ret < 0)
#endif
{
raise_mmu_exception(env, address, rw, ret);
ret = 1;
}
return ret;
}
| false | qemu | d4c430a80f000d722bb70287af4d4c184a8d7006 |
7,793 | static uint64_t vtd_context_cache_invalidate(IntelIOMMUState *s, uint64_t val)
{
uint64_t caig;
uint64_t type = val & VTD_CCMD_CIRG_MASK;
switch (type) {
case VTD_CCMD_GLOBAL_INVL:
VTD_DPRINTF(INV, "Global invalidation request");
caig = VTD_CCMD_GLOBAL_INVL_A;
break;
case VTD_CCMD_DOMAIN_INVL:
VTD_DPRINTF(INV, "Domain-selective invalidation request");
caig = VTD_CCMD_DOMAIN_INVL_A;
break;
case VTD_CCMD_DEVICE_INVL:
VTD_DPRINTF(INV, "Domain-selective invalidation request");
caig = VTD_CCMD_DEVICE_INVL_A;
break;
default:
VTD_DPRINTF(GENERAL,
"error: wrong context-cache invalidation granularity");
caig = 0;
}
return caig;
}
| false | qemu | d92fa2dc6e42e8bd8470e69d85141176f98feaea |
7,794 | uint64_t HELPER(paired_cmpxchg64_le)(CPUARMState *env, uint64_t addr,
uint64_t new_lo, uint64_t new_hi)
{
uintptr_t ra = GETPC();
Int128 oldv, cmpv, newv;
bool success;
cmpv = int128_make128(env->exclusive_val, env->exclusive_high);
newv = int128_make128(new_lo, new_hi);
if (parallel_cpus) {
#ifndef CONFIG_ATOMIC128
cpu_loop_exit_atomic(ENV_GET_CPU(env), ra);
#else
int mem_idx = cpu_mmu_index(env, false);
TCGMemOpIdx oi = make_memop_idx(MO_LEQ | MO_ALIGN_16, mem_idx);
oldv = helper_atomic_cmpxchgo_le_mmu(env, addr, cmpv, newv, oi, ra);
success = int128_eq(oldv, cmpv);
#endif
} else {
uint64_t o0, o1;
#ifdef CONFIG_USER_ONLY
/* ??? Enforce alignment. */
uint64_t *haddr = g2h(addr);
o0 = ldq_le_p(haddr + 0);
o1 = ldq_le_p(haddr + 1);
oldv = int128_make128(o0, o1);
success = int128_eq(oldv, cmpv);
if (success) {
stq_le_p(haddr + 0, int128_getlo(newv));
stq_le_p(haddr + 1, int128_gethi(newv));
}
#else
int mem_idx = cpu_mmu_index(env, false);
TCGMemOpIdx oi0 = make_memop_idx(MO_LEQ | MO_ALIGN_16, mem_idx);
TCGMemOpIdx oi1 = make_memop_idx(MO_LEQ, mem_idx);
o0 = helper_le_ldq_mmu(env, addr + 0, oi0, ra);
o1 = helper_le_ldq_mmu(env, addr + 8, oi1, ra);
oldv = int128_make128(o0, o1);
success = int128_eq(oldv, cmpv);
if (success) {
helper_le_stq_mmu(env, addr + 0, int128_getlo(newv), oi1, ra);
helper_le_stq_mmu(env, addr + 8, int128_gethi(newv), oi1, ra);
}
#endif
}
return !success;
}
| false | qemu | 2399d4e7cec22ecf1c51062d2ebfd45220dbaace |
7,795 | static int h264_mp4toannexb_filter(AVBitStreamFilterContext *bsfc,
AVCodecContext *avctx, const char *args,
uint8_t **poutbuf, int *poutbuf_size,
const uint8_t *buf, int buf_size,
int keyframe)
{
H264BSFContext *ctx = bsfc->priv_data;
int i;
uint8_t unit_type;
int32_t nal_size;
uint32_t cumul_size = 0;
const uint8_t *buf_end = buf + buf_size;
int ret = 0;
/* nothing to filter */
if (!avctx->extradata || avctx->extradata_size < 6) {
*poutbuf = (uint8_t *)buf;
*poutbuf_size = buf_size;
return 0;
}
/* retrieve sps and pps NAL units from extradata */
if (!ctx->extradata_parsed) {
if (args && strstr(args, "private_spspps_buf"))
ctx->private_spspps = 1;
ret = h264_extradata_to_annexb(ctx, avctx, AV_INPUT_BUFFER_PADDING_SIZE);
if (ret < 0)
return ret;
ctx->length_size = ret;
ctx->new_idr = 1;
ctx->idr_sps_seen = 0;
ctx->idr_pps_seen = 0;
ctx->extradata_parsed = 1;
}
*poutbuf_size = 0;
*poutbuf = NULL;
do {
ret= AVERROR(EINVAL);
if (buf + ctx->length_size > buf_end)
goto fail;
for (nal_size = 0, i = 0; i<ctx->length_size; i++)
nal_size = (nal_size << 8) | buf[i];
buf += ctx->length_size;
unit_type = *buf & 0x1f;
if (buf + nal_size > buf_end || nal_size < 0)
goto fail;
if (unit_type == 7)
ctx->idr_sps_seen = ctx->new_idr = 1;
else if (unit_type == 8) {
ctx->idr_pps_seen = ctx->new_idr = 1;
/* if SPS has not been seen yet, prepend the AVCC one to PPS */
if (!ctx->idr_sps_seen) {
if (ctx->sps_offset == -1)
av_log(avctx, AV_LOG_WARNING, "SPS not present in the stream, nor in AVCC, stream may be unreadable\n");
else {
if ((ret = alloc_and_copy(poutbuf, poutbuf_size,
ctx->spspps_buf + ctx->sps_offset,
ctx->pps_offset != -1 ? ctx->pps_offset : ctx->spspps_size - ctx->sps_offset,
buf, nal_size)) < 0)
goto fail;
ctx->idr_sps_seen = 1;
goto next_nal;
}
}
}
/* if this is a new IDR picture following an IDR picture, reset the idr flag.
* Just check first_mb_in_slice to be 0 as this is the simplest solution.
* This could be checking idr_pic_id instead, but would complexify the parsing. */
if (!ctx->new_idr && unit_type == 5 && (buf[1] & 0x80))
ctx->new_idr = 1;
/* prepend only to the first type 5 NAL unit of an IDR picture, if no sps/pps are already present */
if (ctx->new_idr && unit_type == 5 && !ctx->idr_sps_seen && !ctx->idr_pps_seen) {
if ((ret=alloc_and_copy(poutbuf, poutbuf_size,
ctx->spspps_buf, ctx->spspps_size,
buf, nal_size)) < 0)
goto fail;
ctx->new_idr = 0;
/* if only SPS has been seen, also insert PPS */
} else if (ctx->new_idr && unit_type == 5 && ctx->idr_sps_seen && !ctx->idr_pps_seen) {
if (ctx->pps_offset == -1) {
av_log(avctx, AV_LOG_WARNING, "PPS not present in the stream, nor in AVCC, stream may be unreadable\n");
if ((ret = alloc_and_copy(poutbuf, poutbuf_size,
NULL, 0, buf, nal_size)) < 0)
goto fail;
} else if ((ret = alloc_and_copy(poutbuf, poutbuf_size,
ctx->spspps_buf + ctx->pps_offset, ctx->spspps_size - ctx->pps_offset,
buf, nal_size)) < 0)
goto fail;
} else {
if ((ret=alloc_and_copy(poutbuf, poutbuf_size,
NULL, 0, buf, nal_size)) < 0)
goto fail;
if (!ctx->new_idr && unit_type == 1) {
ctx->new_idr = 1;
ctx->idr_sps_seen = 0;
ctx->idr_pps_seen = 0;
}
}
next_nal:
buf += nal_size;
cumul_size += nal_size + ctx->length_size;
} while (cumul_size < buf_size);
return 1;
fail:
av_freep(poutbuf);
*poutbuf_size = 0;
return ret;
}
| false | FFmpeg | 2bb54b82b5094fd906aa28c0443be08c95662a31 |
7,796 | void qemu_notify_event(void)
{
/* Write 8 bytes to be compatible with eventfd. */
static const uint64_t val = 1;
ssize_t ret;
if (io_thread_fd == -1) {
return;
}
do {
ret = write(io_thread_fd, &val, sizeof(val));
} while (ret < 0 && errno == EINTR);
/* EAGAIN is fine, a read must be pending. */
if (ret < 0 && errno != EAGAIN) {
fprintf(stderr, "qemu_notify_event: write() failed: %s\n",
strerror(errno));
exit(1);
}
}
| false | qemu | 4c8d0d27676778febad3802a95218d5ceaca171e |
7,798 | uint16_t virtio_get_cylinders(void)
{
return blk_cfg.geometry.cylinders;
}
| false | qemu | f04db28b86654d1c7ff805b40eff27bba6b0f686 |
7,799 | static int32_t scsi_send_command(SCSIRequest *req, uint8_t *buf)
{
SCSIDiskReq *r = DO_UPCAST(SCSIDiskReq, req, req);
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, req->dev);
int32_t len;
uint8_t command;
uint8_t *outbuf;
int rc;
command = buf[0];
outbuf = (uint8_t *)r->iov.iov_base;
DPRINTF("Command: lun=%d tag=0x%x data=0x%02x", req->lun, req->tag, buf[0]);
#ifdef DEBUG_SCSI
{
int i;
for (i = 1; i < r->req.cmd.len; i++) {
printf(" 0x%02x", buf[i]);
}
printf("\n");
}
#endif
if (req->lun) {
/* Only LUN 0 supported. */
DPRINTF("Unimplemented LUN %d\n", req->lun);
if (command != REQUEST_SENSE && command != INQUIRY) {
scsi_check_condition(r, SENSE_CODE(LUN_NOT_SUPPORTED));
return 0;
}
}
switch (command) {
case TEST_UNIT_READY:
case REQUEST_SENSE:
case INQUIRY:
case MODE_SENSE:
case MODE_SENSE_10:
case RESERVE:
case RESERVE_10:
case RELEASE:
case RELEASE_10:
case START_STOP:
case ALLOW_MEDIUM_REMOVAL:
case READ_CAPACITY_10:
case SYNCHRONIZE_CACHE:
case READ_TOC:
case GET_CONFIGURATION:
case SERVICE_ACTION_IN:
case REPORT_LUNS:
case VERIFY_10:
rc = scsi_disk_emulate_command(r, outbuf);
if (rc < 0) {
return 0;
}
r->iov.iov_len = rc;
break;
case READ_6:
case READ_10:
case READ_12:
case READ_16:
len = r->req.cmd.xfer / s->qdev.blocksize;
DPRINTF("Read (sector %" PRId64 ", count %d)\n", r->req.cmd.lba, len);
if (r->req.cmd.lba > s->max_lba)
goto illegal_lba;
r->sector = r->req.cmd.lba * s->cluster_size;
r->sector_count = len * s->cluster_size;
break;
case WRITE_6:
case WRITE_10:
case WRITE_12:
case WRITE_16:
case WRITE_VERIFY_10:
case WRITE_VERIFY_12:
case WRITE_VERIFY_16:
len = r->req.cmd.xfer / s->qdev.blocksize;
DPRINTF("Write %s(sector %" PRId64 ", count %d)\n",
(command & 0xe) == 0xe ? "And Verify " : "",
r->req.cmd.lba, len);
if (r->req.cmd.lba > s->max_lba)
goto illegal_lba;
r->sector = r->req.cmd.lba * s->cluster_size;
r->sector_count = len * s->cluster_size;
break;
case MODE_SELECT:
DPRINTF("Mode Select(6) (len %lu)\n", (long)r->req.cmd.xfer);
/* We don't support mode parameter changes.
Allow the mode parameter header + block descriptors only. */
if (r->req.cmd.xfer > 12) {
goto fail;
}
break;
case MODE_SELECT_10:
DPRINTF("Mode Select(10) (len %lu)\n", (long)r->req.cmd.xfer);
/* We don't support mode parameter changes.
Allow the mode parameter header + block descriptors only. */
if (r->req.cmd.xfer > 16) {
goto fail;
}
break;
case SEEK_6:
case SEEK_10:
DPRINTF("Seek(%d) (sector %" PRId64 ")\n", command == SEEK_6 ? 6 : 10,
r->req.cmd.lba);
if (r->req.cmd.lba > s->max_lba) {
goto illegal_lba;
}
break;
case WRITE_SAME_16:
len = r->req.cmd.xfer / s->qdev.blocksize;
DPRINTF("WRITE SAME(16) (sector %" PRId64 ", count %d)\n",
r->req.cmd.lba, len);
if (r->req.cmd.lba > s->max_lba) {
goto illegal_lba;
}
/*
* We only support WRITE SAME with the unmap bit set for now.
*/
if (!(buf[1] & 0x8)) {
goto fail;
}
rc = bdrv_discard(s->bs, r->req.cmd.lba * s->cluster_size,
len * s->cluster_size);
if (rc < 0) {
/* XXX: better error code ?*/
goto fail;
}
break;
default:
DPRINTF("Unknown SCSI command (%2.2x)\n", buf[0]);
scsi_check_condition(r, SENSE_CODE(INVALID_OPCODE));
return 0;
fail:
scsi_check_condition(r, SENSE_CODE(INVALID_FIELD));
return 0;
illegal_lba:
scsi_check_condition(r, SENSE_CODE(LBA_OUT_OF_RANGE));
return 0;
}
if (r->sector_count == 0 && r->iov.iov_len == 0) {
scsi_req_complete(&r->req, GOOD);
}
len = r->sector_count * 512 + r->iov.iov_len;
if (r->req.cmd.mode == SCSI_XFER_TO_DEV) {
return -len;
} else {
if (!r->sector_count)
r->sector_count = -1;
return len;
}
}
| false | qemu | fdaef06917100d97782df550c1807a1da054e27e |
7,800 | static void test_qemu_strtoul_octal(void)
{
const char *str = "0123";
char f = 'X';
const char *endptr = &f;
unsigned long res = 999;
int err;
err = qemu_strtoul(str, &endptr, 8, &res);
g_assert_cmpint(err, ==, 0);
g_assert_cmpint(res, ==, 0123);
g_assert(endptr == str + strlen(str));
res = 999;
endptr = &f;
err = qemu_strtoul(str, &endptr, 0, &res);
g_assert_cmpint(err, ==, 0);
g_assert_cmpint(res, ==, 0123);
g_assert(endptr == str + strlen(str));
}
| false | qemu | bc7c08a2c375acb7ae4d433054415588b176d34c |
7,801 | i2c_bus *i2c_init_bus(DeviceState *parent, const char *name)
{
i2c_bus *bus;
bus = FROM_QBUS(i2c_bus, qbus_create(BUS_TYPE_I2C, sizeof(i2c_bus),
parent, name));
register_savevm("i2c_bus", -1, 1, i2c_bus_save, i2c_bus_load, bus);
return bus;
}
| false | qemu | 10c4c98ab7dc18169b37b76f6ea5e60ebe65222b |
7,802 | int msix_uninit(PCIDevice *dev, MemoryRegion *bar)
{
if (!(dev->cap_present & QEMU_PCI_CAP_MSIX))
return 0;
pci_del_capability(dev, PCI_CAP_ID_MSIX, MSIX_CAP_LENGTH);
dev->msix_cap = 0;
msix_free_irq_entries(dev);
dev->msix_entries_nr = 0;
memory_region_del_subregion(bar, &dev->msix_mmio);
memory_region_destroy(&dev->msix_mmio);
g_free(dev->msix_table_page);
dev->msix_table_page = NULL;
g_free(dev->msix_entry_used);
dev->msix_entry_used = NULL;
dev->cap_present &= ~QEMU_PCI_CAP_MSIX;
return 0;
}
| false | qemu | 44701ab71ad854e6be567a6294f4665f36651076 |
7,803 | static int rtmp_open(URLContext *s, const char *uri, int flags)
{
RTMPContext *rt = s->priv_data;
char proto[8], hostname[256], path[1024], auth[100], *fname;
char *old_app;
uint8_t buf[2048];
int port;
AVDictionary *opts = NULL;
int ret;
if (rt->listen_timeout > 0)
rt->listen = 1;
rt->is_input = !(flags & AVIO_FLAG_WRITE);
av_url_split(proto, sizeof(proto), auth, sizeof(auth),
hostname, sizeof(hostname), &port,
path, sizeof(path), s->filename);
if (auth[0]) {
char *ptr = strchr(auth, ':');
if (ptr) {
*ptr = '\0';
av_strlcpy(rt->username, auth, sizeof(rt->username));
av_strlcpy(rt->password, ptr + 1, sizeof(rt->password));
}
}
if (rt->listen && strcmp(proto, "rtmp")) {
av_log(s, AV_LOG_ERROR, "rtmp_listen not available for %s\n",
proto);
return AVERROR(EINVAL);
}
if (!strcmp(proto, "rtmpt") || !strcmp(proto, "rtmpts")) {
if (!strcmp(proto, "rtmpts"))
av_dict_set(&opts, "ffrtmphttp_tls", "1", 1);
/* open the http tunneling connection */
ff_url_join(buf, sizeof(buf), "ffrtmphttp", NULL, hostname, port, NULL);
} else if (!strcmp(proto, "rtmps")) {
/* open the tls connection */
if (port < 0)
port = RTMPS_DEFAULT_PORT;
ff_url_join(buf, sizeof(buf), "tls", NULL, hostname, port, NULL);
} else if (!strcmp(proto, "rtmpe") || (!strcmp(proto, "rtmpte"))) {
if (!strcmp(proto, "rtmpte"))
av_dict_set(&opts, "ffrtmpcrypt_tunneling", "1", 1);
/* open the encrypted connection */
ff_url_join(buf, sizeof(buf), "ffrtmpcrypt", NULL, hostname, port, NULL);
rt->encrypted = 1;
} else {
/* open the tcp connection */
if (port < 0)
port = RTMP_DEFAULT_PORT;
if (rt->listen)
ff_url_join(buf, sizeof(buf), "tcp", NULL, hostname, port,
"?listen&listen_timeout=%d",
rt->listen_timeout * 1000);
else
ff_url_join(buf, sizeof(buf), "tcp", NULL, hostname, port, NULL);
}
reconnect:
if ((ret = ffurl_open(&rt->stream, buf, AVIO_FLAG_READ_WRITE,
&s->interrupt_callback, &opts)) < 0) {
av_log(s , AV_LOG_ERROR, "Cannot open connection %s\n", buf);
goto fail;
}
if (rt->swfverify) {
if ((ret = rtmp_calc_swfhash(s)) < 0)
goto fail;
}
rt->state = STATE_START;
if (!rt->listen && (ret = rtmp_handshake(s, rt)) < 0)
goto fail;
if (rt->listen && (ret = rtmp_server_handshake(s, rt)) < 0)
goto fail;
rt->out_chunk_size = 128;
rt->in_chunk_size = 128; // Probably overwritten later
rt->state = STATE_HANDSHAKED;
// Keep the application name when it has been defined by the user.
old_app = rt->app;
rt->app = av_malloc(APP_MAX_LENGTH);
if (!rt->app) {
ret = AVERROR(ENOMEM);
goto fail;
}
//extract "app" part from path
if (!strncmp(path, "/ondemand/", 10)) {
fname = path + 10;
memcpy(rt->app, "ondemand", 9);
} else {
char *next = *path ? path + 1 : path;
char *p = strchr(next, '/');
if (!p) {
fname = next;
rt->app[0] = '\0';
} else {
// make sure we do not mismatch a playpath for an application instance
char *c = strchr(p + 1, ':');
fname = strchr(p + 1, '/');
if (!fname || (c && c < fname)) {
fname = p + 1;
av_strlcpy(rt->app, path + 1, p - path);
} else {
fname++;
av_strlcpy(rt->app, path + 1, fname - path - 1);
}
}
}
if (old_app) {
// The name of application has been defined by the user, override it.
av_free(rt->app);
rt->app = old_app;
}
if (!rt->playpath) {
int len = strlen(fname);
rt->playpath = av_malloc(PLAYPATH_MAX_LENGTH);
if (!rt->playpath) {
ret = AVERROR(ENOMEM);
goto fail;
}
if (!strchr(fname, ':') && len >= 4 &&
(!strcmp(fname + len - 4, ".f4v") ||
!strcmp(fname + len - 4, ".mp4"))) {
memcpy(rt->playpath, "mp4:", 5);
} else if (len >= 4 && !strcmp(fname + len - 4, ".flv")) {
fname[len - 4] = '\0';
} else {
rt->playpath[0] = 0;
}
av_strlcat(rt->playpath, fname, PLAYPATH_MAX_LENGTH);
}
if (!rt->tcurl) {
rt->tcurl = av_malloc(TCURL_MAX_LENGTH);
if (!rt->tcurl) {
ret = AVERROR(ENOMEM);
goto fail;
}
ff_url_join(rt->tcurl, TCURL_MAX_LENGTH, proto, NULL, hostname,
port, "/%s", rt->app);
}
if (!rt->flashver) {
rt->flashver = av_malloc(FLASHVER_MAX_LENGTH);
if (!rt->flashver) {
ret = AVERROR(ENOMEM);
goto fail;
}
if (rt->is_input) {
snprintf(rt->flashver, FLASHVER_MAX_LENGTH, "%s %d,%d,%d,%d",
RTMP_CLIENT_PLATFORM, RTMP_CLIENT_VER1, RTMP_CLIENT_VER2,
RTMP_CLIENT_VER3, RTMP_CLIENT_VER4);
} else {
snprintf(rt->flashver, FLASHVER_MAX_LENGTH,
"FMLE/3.0 (compatible; %s)", LIBAVFORMAT_IDENT);
}
}
rt->client_report_size = 1048576;
rt->bytes_read = 0;
rt->last_bytes_read = 0;
rt->server_bw = 2500000;
av_log(s, AV_LOG_DEBUG, "Proto = %s, path = %s, app = %s, fname = %s\n",
proto, path, rt->app, rt->playpath);
if (!rt->listen) {
if ((ret = gen_connect(s, rt)) < 0)
goto fail;
} else {
if (read_connect(s, s->priv_data) < 0)
goto fail;
rt->is_input = 1;
}
do {
ret = get_packet(s, 1);
} while (ret == EAGAIN);
if (ret < 0)
goto fail;
if (rt->do_reconnect) {
ffurl_close(rt->stream);
rt->stream = NULL;
rt->do_reconnect = 0;
rt->nb_invokes = 0;
memset(rt->prev_pkt, 0, sizeof(rt->prev_pkt));
free_tracked_methods(rt);
goto reconnect;
}
if (rt->is_input) {
// generate FLV header for demuxer
rt->flv_size = 13;
rt->flv_data = av_realloc(rt->flv_data, rt->flv_size);
rt->flv_off = 0;
memcpy(rt->flv_data, "FLV\1\5\0\0\0\011\0\0\0\0", rt->flv_size);
} else {
rt->flv_size = 0;
rt->flv_data = NULL;
rt->flv_off = 0;
rt->skip_bytes = 13;
}
s->max_packet_size = rt->stream->max_packet_size;
s->is_streamed = 1;
return 0;
fail:
av_dict_free(&opts);
rtmp_close(s);
return ret;
}
| false | FFmpeg | 02ac3398eb52679301028c2fd3ebad1b6261b4da |
7,804 | static always_inline void idct(uint8_t *dst, int stride, int16_t *input, int type)
{
int16_t *ip = input;
uint8_t *cm = cropTbl + MAX_NEG_CROP;
int A_, B_, C_, D_, _Ad, _Bd, _Cd, _Dd, E_, F_, G_, H_;
int _Ed, _Gd, _Add, _Bdd, _Fd, _Hd;
int i;
/* Inverse DCT on the rows now */
for (i = 0; i < 8; i++) {
/* Check for non-zero values */
if ( ip[0] | ip[1] | ip[2] | ip[3] | ip[4] | ip[5] | ip[6] | ip[7] ) {
A_ = M(xC1S7, ip[1]) + M(xC7S1, ip[7]);
B_ = M(xC7S1, ip[1]) - M(xC1S7, ip[7]);
C_ = M(xC3S5, ip[3]) + M(xC5S3, ip[5]);
D_ = M(xC3S5, ip[5]) - M(xC5S3, ip[3]);
_Ad = M(xC4S4, (A_ - C_));
_Bd = M(xC4S4, (B_ - D_));
_Cd = A_ + C_;
_Dd = B_ + D_;
E_ = M(xC4S4, (ip[0] + ip[4]));
F_ = M(xC4S4, (ip[0] - ip[4]));
G_ = M(xC2S6, ip[2]) + M(xC6S2, ip[6]);
H_ = M(xC6S2, ip[2]) - M(xC2S6, ip[6]);
_Ed = E_ - G_;
_Gd = E_ + G_;
_Add = F_ + _Ad;
_Bdd = _Bd - H_;
_Fd = F_ - _Ad;
_Hd = _Bd + H_;
/* Final sequence of operations over-write original inputs. */
ip[0] = _Gd + _Cd ;
ip[7] = _Gd - _Cd ;
ip[1] = _Add + _Hd;
ip[2] = _Add - _Hd;
ip[3] = _Ed + _Dd ;
ip[4] = _Ed - _Dd ;
ip[5] = _Fd + _Bdd;
ip[6] = _Fd - _Bdd;
}
ip += 8; /* next row */
}
ip = input;
for ( i = 0; i < 8; i++) {
/* Check for non-zero values (bitwise or faster than ||) */
if ( ip[1 * 8] | ip[2 * 8] | ip[3 * 8] |
ip[4 * 8] | ip[5 * 8] | ip[6 * 8] | ip[7 * 8] ) {
A_ = M(xC1S7, ip[1*8]) + M(xC7S1, ip[7*8]);
B_ = M(xC7S1, ip[1*8]) - M(xC1S7, ip[7*8]);
C_ = M(xC3S5, ip[3*8]) + M(xC5S3, ip[5*8]);
D_ = M(xC3S5, ip[5*8]) - M(xC5S3, ip[3*8]);
_Ad = M(xC4S4, (A_ - C_));
_Bd = M(xC4S4, (B_ - D_));
_Cd = A_ + C_;
_Dd = B_ + D_;
E_ = M(xC4S4, (ip[0*8] + ip[4*8]));
F_ = M(xC4S4, (ip[0*8] - ip[4*8]));
G_ = M(xC2S6, ip[2*8]) + M(xC6S2, ip[6*8]);
H_ = M(xC6S2, ip[2*8]) - M(xC2S6, ip[6*8]);
_Ed = E_ - G_;
_Gd = E_ + G_;
_Add = F_ + _Ad;
_Bdd = _Bd - H_;
_Fd = F_ - _Ad;
_Hd = _Bd + H_;
if(type==1){ //HACK
_Gd += 16*128;
_Add+= 16*128;
_Ed += 16*128;
_Fd += 16*128;
}
_Gd += IdctAdjustBeforeShift;
_Add += IdctAdjustBeforeShift;
_Ed += IdctAdjustBeforeShift;
_Fd += IdctAdjustBeforeShift;
/* Final sequence of operations over-write original inputs. */
if(type==0){
ip[0*8] = (_Gd + _Cd ) >> 4;
ip[7*8] = (_Gd - _Cd ) >> 4;
ip[1*8] = (_Add + _Hd ) >> 4;
ip[2*8] = (_Add - _Hd ) >> 4;
ip[3*8] = (_Ed + _Dd ) >> 4;
ip[4*8] = (_Ed - _Dd ) >> 4;
ip[5*8] = (_Fd + _Bdd ) >> 4;
ip[6*8] = (_Fd - _Bdd ) >> 4;
}else if(type==1){
dst[0*stride] = cm[(_Gd + _Cd ) >> 4];
dst[7*stride] = cm[(_Gd - _Cd ) >> 4];
dst[1*stride] = cm[(_Add + _Hd ) >> 4];
dst[2*stride] = cm[(_Add - _Hd ) >> 4];
dst[3*stride] = cm[(_Ed + _Dd ) >> 4];
dst[4*stride] = cm[(_Ed - _Dd ) >> 4];
dst[5*stride] = cm[(_Fd + _Bdd ) >> 4];
dst[6*stride] = cm[(_Fd - _Bdd ) >> 4];
}else{
dst[0*stride] = cm[dst[0*stride] + ((_Gd + _Cd ) >> 4)];
dst[7*stride] = cm[dst[7*stride] + ((_Gd - _Cd ) >> 4)];
dst[1*stride] = cm[dst[1*stride] + ((_Add + _Hd ) >> 4)];
dst[2*stride] = cm[dst[2*stride] + ((_Add - _Hd ) >> 4)];
dst[3*stride] = cm[dst[3*stride] + ((_Ed + _Dd ) >> 4)];
dst[4*stride] = cm[dst[4*stride] + ((_Ed - _Dd ) >> 4)];
dst[5*stride] = cm[dst[5*stride] + ((_Fd + _Bdd ) >> 4)];
dst[6*stride] = cm[dst[6*stride] + ((_Fd - _Bdd ) >> 4)];
}
} else {
if(type==0){
ip[0*8] =
ip[1*8] =
ip[2*8] =
ip[3*8] =
ip[4*8] =
ip[5*8] =
ip[6*8] =
ip[7*8] = ((xC4S4 * ip[0*8] + (IdctAdjustBeforeShift<<16))>>20);
}else if(type==1){
dst[0*stride]=
dst[1*stride]=
dst[2*stride]=
dst[3*stride]=
dst[4*stride]=
dst[5*stride]=
dst[6*stride]=
dst[7*stride]= 128 + ((xC4S4 * ip[0*8] + (IdctAdjustBeforeShift<<16))>>20);
}else{
if(ip[0*8]){
int v= ((xC4S4 * ip[0*8] + (IdctAdjustBeforeShift<<16))>>20);
dst[0*stride] = cm[dst[0*stride] + v];
dst[1*stride] = cm[dst[1*stride] + v];
dst[2*stride] = cm[dst[2*stride] + v];
dst[3*stride] = cm[dst[3*stride] + v];
dst[4*stride] = cm[dst[4*stride] + v];
dst[5*stride] = cm[dst[5*stride] + v];
dst[6*stride] = cm[dst[6*stride] + v];
dst[7*stride] = cm[dst[7*stride] + v];
}
}
}
ip++; /* next column */
dst++;
}
}
| false | FFmpeg | d26a9ea0df8c08faf1ed37041f4bc252db30f047 |
7,805 | static int seek_test(const char *input_filename, const char *start, const char *end)
{
AVCodec *codec = NULL;
AVCodecContext *ctx= NULL;
AVCodecParameters *origin_par = NULL;
AVFrame *fr = NULL;
AVFormatContext *fmt_ctx = NULL;
int video_stream;
int result;
int i, j;
long int start_ts, end_ts;
size_of_array = 0;
number_of_elements = 0;
crc_array = pts_array = NULL;
result = avformat_open_input(&fmt_ctx, input_filename, NULL, NULL);
if (result < 0) {
av_log(NULL, AV_LOG_ERROR, "Can't open file\n");
return result;
}
result = avformat_find_stream_info(fmt_ctx, NULL);
if (result < 0) {
av_log(NULL, AV_LOG_ERROR, "Can't get stream info\n");
return result;
}
start_ts = read_seek_range(start);
end_ts = read_seek_range(end);
if ((start_ts < 0) || (end_ts < 0))
return -1;
//TODO: add ability to work with audio format
video_stream = av_find_best_stream(fmt_ctx, AVMEDIA_TYPE_VIDEO, -1, -1, NULL, 0);
if (video_stream < 0) {
av_log(NULL, AV_LOG_ERROR, "Can't find video stream in input file\n");
return -1;
}
origin_par = fmt_ctx->streams[video_stream]->codecpar;
codec = avcodec_find_decoder(origin_par->codec_id);
if (!codec) {
av_log(NULL, AV_LOG_ERROR, "Can't find decoder\n");
return -1;
}
ctx = avcodec_alloc_context3(codec);
if (!ctx) {
av_log(NULL, AV_LOG_ERROR, "Can't allocate decoder context\n");
return AVERROR(ENOMEM);
}
result = avcodec_parameters_to_context(ctx, origin_par);
if (result) {
av_log(NULL, AV_LOG_ERROR, "Can't copy decoder context\n");
return result;
}
result = avcodec_open2(ctx, codec, NULL);
if (result < 0) {
av_log(ctx, AV_LOG_ERROR, "Can't open decoder\n");
return result;
}
fr = av_frame_alloc();
if (!fr) {
av_log(NULL, AV_LOG_ERROR, "Can't allocate frame\n");
return AVERROR(ENOMEM);
}
result = compute_crc_of_packets(fmt_ctx, video_stream, ctx, fr, 0, 0, 1);
if (result != 0)
return -1;
for (i = start_ts; i < end_ts; i += 100) {
for (j = i + 100; j < end_ts; j += 100)
result = compute_crc_of_packets(fmt_ctx, video_stream, ctx, fr, i, j, 0);
if (result != 0)
return -1;
}
av_freep(&crc_array);
av_freep(&pts_array);
av_frame_free(&fr);
avcodec_close(ctx);
avformat_close_input(&fmt_ctx);
avcodec_free_context(&ctx);
return 0;
}
| false | FFmpeg | 7679c38b3b57125007aa67b009665c8d3e8d6bcc |
7,806 | static int decode_gop_header(IVI45DecContext *ctx, AVCodecContext *avctx)
{
int result, i, p, tile_size, pic_size_indx, mb_size, blk_size;
int quant_mat, blk_size_changed = 0;
IVIBandDesc *band, *band1, *band2;
IVIPicConfig pic_conf;
ctx->gop_flags = get_bits(&ctx->gb, 8);
ctx->gop_hdr_size = (ctx->gop_flags & 1) ? get_bits(&ctx->gb, 16) : 0;
if (ctx->gop_flags & IVI5_IS_PROTECTED)
ctx->lock_word = get_bits_long(&ctx->gb, 32);
tile_size = (ctx->gop_flags & 0x40) ? 64 << get_bits(&ctx->gb, 2) : 0;
if (tile_size > 256) {
av_log(avctx, AV_LOG_ERROR, "Invalid tile size: %d\n", tile_size);
return -1;
}
/* decode number of wavelet bands */
/* num_levels * 3 + 1 */
pic_conf.luma_bands = get_bits(&ctx->gb, 2) * 3 + 1;
pic_conf.chroma_bands = get_bits1(&ctx->gb) * 3 + 1;
ctx->is_scalable = pic_conf.luma_bands != 1 || pic_conf.chroma_bands != 1;
if (ctx->is_scalable && (pic_conf.luma_bands != 4 || pic_conf.chroma_bands != 1)) {
av_log(avctx, AV_LOG_ERROR, "Scalability: unsupported subdivision! Luma bands: %d, chroma bands: %d\n",
pic_conf.luma_bands, pic_conf.chroma_bands);
return -1;
}
pic_size_indx = get_bits(&ctx->gb, 4);
if (pic_size_indx == IVI5_PIC_SIZE_ESC) {
pic_conf.pic_height = get_bits(&ctx->gb, 13);
pic_conf.pic_width = get_bits(&ctx->gb, 13);
} else {
pic_conf.pic_height = ivi5_common_pic_sizes[pic_size_indx * 2 + 1] << 2;
pic_conf.pic_width = ivi5_common_pic_sizes[pic_size_indx * 2 ] << 2;
}
if (ctx->gop_flags & 2) {
av_log(avctx, AV_LOG_ERROR, "YV12 picture format not supported!\n");
return -1;
}
pic_conf.chroma_height = (pic_conf.pic_height + 3) >> 2;
pic_conf.chroma_width = (pic_conf.pic_width + 3) >> 2;
if (!tile_size) {
pic_conf.tile_height = pic_conf.pic_height;
pic_conf.tile_width = pic_conf.pic_width;
} else {
pic_conf.tile_height = pic_conf.tile_width = tile_size;
}
/* check if picture layout was changed and reallocate buffers */
if (ivi_pic_config_cmp(&pic_conf, &ctx->pic_conf)) {
result = ff_ivi_init_planes(ctx->planes, &pic_conf);
if (result) {
av_log(avctx, AV_LOG_ERROR, "Couldn't reallocate color planes!\n");
return -1;
}
ctx->pic_conf = pic_conf;
blk_size_changed = 1; /* force reallocation of the internal structures */
}
for (p = 0; p <= 1; p++) {
for (i = 0; i < (!p ? pic_conf.luma_bands : pic_conf.chroma_bands); i++) {
band = &ctx->planes[p].bands[i];
band->is_halfpel = get_bits1(&ctx->gb);
mb_size = get_bits1(&ctx->gb);
blk_size = 8 >> get_bits1(&ctx->gb);
mb_size = blk_size << !mb_size;
blk_size_changed = mb_size != band->mb_size || blk_size != band->blk_size;
if (blk_size_changed) {
band->mb_size = mb_size;
band->blk_size = blk_size;
}
if (get_bits1(&ctx->gb)) {
av_log(avctx, AV_LOG_ERROR, "Extended transform info encountered!\n");
return -1;
}
/* select transform function and scan pattern according to plane and band number */
switch ((p << 2) + i) {
case 0:
band->inv_transform = ff_ivi_inverse_slant_8x8;
band->dc_transform = ff_ivi_dc_slant_2d;
band->scan = ff_zigzag_direct;
break;
case 1:
band->inv_transform = ff_ivi_row_slant8;
band->dc_transform = ff_ivi_dc_row_slant;
band->scan = ff_ivi_vertical_scan_8x8;
break;
case 2:
band->inv_transform = ff_ivi_col_slant8;
band->dc_transform = ff_ivi_dc_col_slant;
band->scan = ff_ivi_horizontal_scan_8x8;
break;
case 3:
band->inv_transform = ff_ivi_put_pixels_8x8;
band->dc_transform = ff_ivi_put_dc_pixel_8x8;
band->scan = ff_ivi_horizontal_scan_8x8;
break;
case 4:
band->inv_transform = ff_ivi_inverse_slant_4x4;
band->dc_transform = ff_ivi_dc_slant_2d;
band->scan = ff_ivi_direct_scan_4x4;
break;
}
band->is_2d_trans = band->inv_transform == ff_ivi_inverse_slant_8x8 ||
band->inv_transform == ff_ivi_inverse_slant_4x4;
/* select dequant matrix according to plane and band number */
if (!p) {
quant_mat = (pic_conf.luma_bands > 1) ? i+1 : 0;
} else {
quant_mat = 5;
}
if (band->blk_size == 8) {
band->intra_base = &ivi5_base_quant_8x8_intra[quant_mat][0];
band->inter_base = &ivi5_base_quant_8x8_inter[quant_mat][0];
band->intra_scale = &ivi5_scale_quant_8x8_intra[quant_mat][0];
band->inter_scale = &ivi5_scale_quant_8x8_inter[quant_mat][0];
} else {
band->intra_base = ivi5_base_quant_4x4_intra;
band->inter_base = ivi5_base_quant_4x4_inter;
band->intra_scale = ivi5_scale_quant_4x4_intra;
band->inter_scale = ivi5_scale_quant_4x4_inter;
}
if (get_bits(&ctx->gb, 2)) {
av_log(avctx, AV_LOG_ERROR, "End marker missing!\n");
return -1;
}
}
}
/* copy chroma parameters into the 2nd chroma plane */
for (i = 0; i < pic_conf.chroma_bands; i++) {
band1 = &ctx->planes[1].bands[i];
band2 = &ctx->planes[2].bands[i];
band2->width = band1->width;
band2->height = band1->height;
band2->mb_size = band1->mb_size;
band2->blk_size = band1->blk_size;
band2->is_halfpel = band1->is_halfpel;
band2->intra_base = band1->intra_base;
band2->inter_base = band1->inter_base;
band2->intra_scale = band1->intra_scale;
band2->inter_scale = band1->inter_scale;
band2->scan = band1->scan;
band2->inv_transform = band1->inv_transform;
band2->dc_transform = band1->dc_transform;
band2->is_2d_trans = band1->is_2d_trans;
}
/* reallocate internal structures if needed */
if (blk_size_changed) {
result = ff_ivi_init_tiles(ctx->planes, pic_conf.tile_width,
pic_conf.tile_height);
if (result) {
av_log(avctx, AV_LOG_ERROR,
"Couldn't reallocate internal structures!\n");
return -1;
}
}
if (ctx->gop_flags & 8) {
if (get_bits(&ctx->gb, 3)) {
av_log(avctx, AV_LOG_ERROR, "Alignment bits are not zero!\n");
return -1;
}
if (get_bits1(&ctx->gb))
skip_bits_long(&ctx->gb, 24); /* skip transparency fill color */
}
align_get_bits(&ctx->gb);
skip_bits(&ctx->gb, 23); /* FIXME: unknown meaning */
/* skip GOP extension if any */
if (get_bits1(&ctx->gb)) {
do {
i = get_bits(&ctx->gb, 16);
} while (i & 0x8000);
}
align_get_bits(&ctx->gb);
return 0;
}
| false | FFmpeg | dc79685195a45c9b8b17d7b93d118e0aefa45462 |
7,807 | static int execute_ref_pic_marking(H264Context *h, MMCO *mmco, int mmco_count){
MpegEncContext * const s = &h->s;
int i, j;
int current_ref_assigned=0;
Picture *pic;
if((s->avctx->debug&FF_DEBUG_MMCO) && mmco_count==0)
av_log(h->s.avctx, AV_LOG_DEBUG, "no mmco here\n");
for(i=0; i<mmco_count; i++){
int structure, frame_num, unref_pic;
if(s->avctx->debug&FF_DEBUG_MMCO)
av_log(h->s.avctx, AV_LOG_DEBUG, "mmco:%d %d %d\n", h->mmco[i].opcode, h->mmco[i].short_pic_num, h->mmco[i].long_arg);
switch(mmco[i].opcode){
case MMCO_SHORT2UNUSED:
if(s->avctx->debug&FF_DEBUG_MMCO)
av_log(h->s.avctx, AV_LOG_DEBUG, "mmco: unref short %d count %d\n", h->mmco[i].short_pic_num, h->short_ref_count);
frame_num = pic_num_extract(h, mmco[i].short_pic_num, &structure);
pic = find_short(h, frame_num, &j);
if (pic) {
if (unreference_pic(h, pic, structure ^ PICT_FRAME))
remove_short_at_index(h, j);
} else if(s->avctx->debug&FF_DEBUG_MMCO)
av_log(h->s.avctx, AV_LOG_DEBUG, "mmco: unref short failure\n");
break;
case MMCO_SHORT2LONG:
if (FIELD_PICTURE && mmco[i].long_arg < h->long_ref_count &&
h->long_ref[mmco[i].long_arg]->frame_num ==
mmco[i].short_pic_num / 2) {
/* do nothing, we've already moved this field pair. */
} else {
int frame_num = mmco[i].short_pic_num >> FIELD_PICTURE;
pic= remove_long(h, mmco[i].long_arg);
if(pic) unreference_pic(h, pic, 0);
h->long_ref[ mmco[i].long_arg ]= remove_short(h, frame_num);
if (h->long_ref[ mmco[i].long_arg ]){
h->long_ref[ mmco[i].long_arg ]->long_ref=1;
h->long_ref_count++;
}
}
break;
case MMCO_LONG2UNUSED:
j = pic_num_extract(h, mmco[i].long_arg, &structure);
pic = h->long_ref[j];
if (pic) {
if (unreference_pic(h, pic, structure ^ PICT_FRAME))
remove_long_at_index(h, j);
} else if(s->avctx->debug&FF_DEBUG_MMCO)
av_log(h->s.avctx, AV_LOG_DEBUG, "mmco: unref long failure\n");
break;
case MMCO_LONG:
unref_pic = 1;
if (FIELD_PICTURE && !s->first_field) {
if (h->long_ref[mmco[i].long_arg] == s->current_picture_ptr) {
/* Just mark second field as referenced */
unref_pic = 0;
} else if (s->current_picture_ptr->reference) {
/* First field in pair is in short term list or
* at a different long term index.
* This is not allowed; see 7.4.3, notes 2 and 3.
* Report the problem and keep the pair where it is,
* and mark this field valid.
*/
av_log(h->s.avctx, AV_LOG_ERROR,
"illegal long term reference assignment for second "
"field in complementary field pair (first field is "
"short term or has non-matching long index)\n");
unref_pic = 0;
}
}
if (unref_pic) {
pic= remove_long(h, mmco[i].long_arg);
if(pic) unreference_pic(h, pic, 0);
h->long_ref[ mmco[i].long_arg ]= s->current_picture_ptr;
h->long_ref[ mmco[i].long_arg ]->long_ref=1;
h->long_ref_count++;
}
s->current_picture_ptr->reference |= s->picture_structure;
current_ref_assigned=1;
break;
case MMCO_SET_MAX_LONG:
assert(mmco[i].long_arg <= 16);
// just remove the long term which index is greater than new max
for(j = mmco[i].long_arg; j<16; j++){
pic = remove_long(h, j);
if (pic) unreference_pic(h, pic, 0);
}
break;
case MMCO_RESET:
while(h->short_ref_count){
pic= remove_short(h, h->short_ref[0]->frame_num);
if(pic) unreference_pic(h, pic, 0);
}
for(j = 0; j < 16; j++) {
pic= remove_long(h, j);
if(pic) unreference_pic(h, pic, 0);
}
s->current_picture_ptr->poc=
s->current_picture_ptr->field_poc[0]=
s->current_picture_ptr->field_poc[1]=
h->poc_lsb=
h->poc_msb=
h->frame_num=
s->current_picture_ptr->frame_num= 0;
break;
default: assert(0);
}
}
if (!current_ref_assigned && FIELD_PICTURE &&
!s->first_field && s->current_picture_ptr->reference) {
/* Second field of complementary field pair; the first field of
* which is already referenced. If short referenced, it
* should be first entry in short_ref. If not, it must exist
* in long_ref; trying to put it on the short list here is an
* error in the encoded bit stream (ref: 7.4.3, NOTE 2 and 3).
*/
if (h->short_ref_count && h->short_ref[0] == s->current_picture_ptr) {
/* Just mark the second field valid */
s->current_picture_ptr->reference = PICT_FRAME;
} else if (s->current_picture_ptr->long_ref) {
av_log(h->s.avctx, AV_LOG_ERROR, "illegal short term reference "
"assignment for second field "
"in complementary field pair "
"(first field is long term)\n");
} else {
/*
* First field in reference, but not in any sensible place on our
* reference lists. This shouldn't happen unless reference
* handling somewhere else is wrong.
*/
assert(0);
}
current_ref_assigned = 1;
}
if(!current_ref_assigned){
pic= remove_short(h, s->current_picture_ptr->frame_num);
if(pic){
unreference_pic(h, pic, 0);
av_log(h->s.avctx, AV_LOG_ERROR, "illegal short term buffer state detected\n");
}
if(h->short_ref_count)
memmove(&h->short_ref[1], &h->short_ref[0], h->short_ref_count*sizeof(Picture*));
h->short_ref[0]= s->current_picture_ptr;
h->short_ref[0]->long_ref=0;
h->short_ref_count++;
s->current_picture_ptr->reference |= s->picture_structure;
}
if (h->long_ref_count + h->short_ref_count > h->sps.ref_frame_count){
/* We have too many reference frames, probably due to corrupted
* stream. Need to discard one frame. Prevents overrun of the
* short_ref and long_ref buffers.
*/
av_log(h->s.avctx, AV_LOG_ERROR,
"number of reference frames exceeds max (probably "
"corrupt input), discarding one\n");
if (h->long_ref_count && !h->short_ref_count) {
for (i = 0; i < 16; ++i)
if (h->long_ref[i])
break;
assert(i < 16);
pic = h->long_ref[i];
remove_long_at_index(h, i);
} else {
pic = h->short_ref[h->short_ref_count - 1];
remove_short_at_index(h, h->short_ref_count - 1);
}
unreference_pic(h, pic, 0);
}
print_short_term(h);
print_long_term(h);
return 0;
}
| false | FFmpeg | 9296f5d81acb9b3f8d8870a78ded6e284a1f4f58 |
7,809 | void qmp_input_visitor_cleanup(QmpInputVisitor *v)
{
qobject_decref(v->stack[0].obj);
g_free(v);
}
| false | qemu | ce140b176920b5b65184020735a3c65ed3e9aeda |
7,810 | static void virtio_blk_set_status(VirtIODevice *vdev, uint8_t status)
{
VirtIOBlock *s = VIRTIO_BLK(vdev);
uint32_t features;
if (s->dataplane && !(status & (VIRTIO_CONFIG_S_DRIVER |
VIRTIO_CONFIG_S_DRIVER_OK))) {
virtio_blk_data_plane_stop(s->dataplane);
}
if (!(status & VIRTIO_CONFIG_S_DRIVER_OK)) {
return;
}
features = vdev->guest_features;
/* A guest that supports VIRTIO_BLK_F_CONFIG_WCE must be able to send
* cache flushes. Thus, the "auto writethrough" behavior is never
* necessary for guests that support the VIRTIO_BLK_F_CONFIG_WCE feature.
* Leaving it enabled would break the following sequence:
*
* Guest started with "-drive cache=writethrough"
* Guest sets status to 0
* Guest sets DRIVER bit in status field
* Guest reads host features (WCE=0, CONFIG_WCE=1)
* Guest writes guest features (WCE=0, CONFIG_WCE=1)
* Guest writes 1 to the WCE configuration field (writeback mode)
* Guest sets DRIVER_OK bit in status field
*
* s->bs would erroneously be placed in writethrough mode.
*/
if (!(features & (1 << VIRTIO_BLK_F_CONFIG_WCE))) {
aio_context_acquire(bdrv_get_aio_context(s->bs));
bdrv_set_enable_write_cache(s->bs,
!!(features & (1 << VIRTIO_BLK_F_WCE)));
aio_context_release(bdrv_get_aio_context(s->bs));
}
}
| false | qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce |
7,811 | static int mkv_write_track(AVFormatContext *s, MatroskaMuxContext *mkv,
int i, AVIOContext *pb)
{
AVStream *st = s->streams[i];
AVCodecContext *codec = st->codec;
ebml_master subinfo, track;
int native_id = 0;
int qt_id = 0;
int bit_depth = av_get_bits_per_sample(codec->codec_id);
int sample_rate = codec->sample_rate;
int output_sample_rate = 0;
int j, ret;
AVDictionaryEntry *tag;
// ms precision is the de-facto standard timescale for mkv files
avpriv_set_pts_info(st, 64, 1, 1000);
if (codec->codec_type == AVMEDIA_TYPE_ATTACHMENT) {
mkv->have_attachments = 1;
return 0;
}
if (!bit_depth)
bit_depth = av_get_bytes_per_sample(codec->sample_fmt) << 3;
if (codec->codec_id == AV_CODEC_ID_AAC)
get_aac_sample_rates(s, codec, &sample_rate, &output_sample_rate);
track = start_ebml_master(pb, MATROSKA_ID_TRACKENTRY, 0);
put_ebml_uint (pb, MATROSKA_ID_TRACKNUMBER , i + 1);
put_ebml_uint (pb, MATROSKA_ID_TRACKUID , i + 1);
put_ebml_uint (pb, MATROSKA_ID_TRACKFLAGLACING , 0); // no lacing (yet)
if ((tag = av_dict_get(st->metadata, "title", NULL, 0)))
put_ebml_string(pb, MATROSKA_ID_TRACKNAME, tag->value);
tag = av_dict_get(st->metadata, "language", NULL, 0);
put_ebml_string(pb, MATROSKA_ID_TRACKLANGUAGE, tag ? tag->value:"und");
// The default value for TRACKFLAGDEFAULT is 1, so add element
// if we need to clear it.
if (!(st->disposition & AV_DISPOSITION_DEFAULT))
put_ebml_uint(pb, MATROSKA_ID_TRACKFLAGDEFAULT, !!(st->disposition & AV_DISPOSITION_DEFAULT));
if (codec->codec_type == AVMEDIA_TYPE_AUDIO && codec->initial_padding) {
mkv->tracks[i].ts_offset = av_rescale_q(codec->initial_padding,
(AVRational){ 1, codec->sample_rate },
st->time_base);
put_ebml_uint(pb, MATROSKA_ID_CODECDELAY,
av_rescale_q(codec->initial_padding,
(AVRational){ 1, codec->sample_rate },
(AVRational){ 1, 1000000000 }));
}
// look for a codec ID string specific to mkv to use,
// if none are found, use AVI codes
for (j = 0; ff_mkv_codec_tags[j].id != AV_CODEC_ID_NONE; j++) {
if (ff_mkv_codec_tags[j].id == codec->codec_id) {
put_ebml_string(pb, MATROSKA_ID_CODECID, ff_mkv_codec_tags[j].str);
native_id = 1;
break;
}
}
if (mkv->mode == MODE_WEBM && !(codec->codec_id == AV_CODEC_ID_VP8 ||
codec->codec_id == AV_CODEC_ID_VP9 ||
codec->codec_id == AV_CODEC_ID_OPUS ||
codec->codec_id == AV_CODEC_ID_VORBIS)) {
av_log(s, AV_LOG_ERROR,
"Only VP8 or VP9 video and Vorbis or Opus audio are supported for WebM.\n");
return AVERROR(EINVAL);
}
switch (codec->codec_type) {
case AVMEDIA_TYPE_VIDEO:
put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_VIDEO);
if (st->avg_frame_rate.num > 0 && st->avg_frame_rate.den > 0)
put_ebml_uint(pb, MATROSKA_ID_TRACKDEFAULTDURATION, 1E9 / av_q2d(st->avg_frame_rate));
if (!native_id &&
ff_codec_get_tag(ff_codec_movvideo_tags, codec->codec_id) &&
(!ff_codec_get_tag(ff_codec_bmp_tags, codec->codec_id) ||
codec->codec_id == AV_CODEC_ID_SVQ1 ||
codec->codec_id == AV_CODEC_ID_SVQ3 ||
codec->codec_id == AV_CODEC_ID_CINEPAK))
qt_id = 1;
if (qt_id)
put_ebml_string(pb, MATROSKA_ID_CODECID, "V_QUICKTIME");
else if (!native_id) {
// if there is no mkv-specific codec ID, use VFW mode
put_ebml_string(pb, MATROSKA_ID_CODECID, "V_MS/VFW/FOURCC");
mkv->tracks[i].write_dts = 1;
}
subinfo = start_ebml_master(pb, MATROSKA_ID_TRACKVIDEO, 0);
// XXX: interlace flag?
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELWIDTH , codec->width);
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELHEIGHT, codec->height);
// check both side data and metadata for stereo information,
// write the result to the bitstream if any is found
ret = mkv_write_stereo_mode(s, pb, st, mkv->mode);
if (ret < 0)
return ret;
end_ebml_master(pb, subinfo);
break;
case AVMEDIA_TYPE_AUDIO:
put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_AUDIO);
if (!native_id)
// no mkv-specific ID, use ACM mode
put_ebml_string(pb, MATROSKA_ID_CODECID, "A_MS/ACM");
subinfo = start_ebml_master(pb, MATROSKA_ID_TRACKAUDIO, 0);
put_ebml_uint (pb, MATROSKA_ID_AUDIOCHANNELS , codec->channels);
put_ebml_float (pb, MATROSKA_ID_AUDIOSAMPLINGFREQ, sample_rate);
if (output_sample_rate)
put_ebml_float(pb, MATROSKA_ID_AUDIOOUTSAMPLINGFREQ, output_sample_rate);
if (bit_depth)
put_ebml_uint(pb, MATROSKA_ID_AUDIOBITDEPTH, bit_depth);
end_ebml_master(pb, subinfo);
break;
case AVMEDIA_TYPE_SUBTITLE:
put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_SUBTITLE);
if (!native_id) {
av_log(s, AV_LOG_ERROR, "Subtitle codec %d is not supported.\n", codec->codec_id);
return AVERROR(ENOSYS);
}
break;
default:
av_log(s, AV_LOG_ERROR, "Only audio, video, and subtitles are supported for Matroska.\n");
break;
}
ret = mkv_write_codecprivate(s, pb, codec, native_id, qt_id);
if (ret < 0)
return ret;
end_ebml_master(pb, track);
return 0;
}
| false | FFmpeg | 51da7d02748cc54b7d009115e76efa940b99a8ef |
7,812 | static int read_frame_data(ALSDecContext *ctx, unsigned int ra_frame)
{
ALSSpecificConfig *sconf = &ctx->sconf;
AVCodecContext *avctx = ctx->avctx;
GetBitContext *gb = &ctx->gb;
unsigned int div_blocks[32]; ///< block sizes.
unsigned int c;
unsigned int js_blocks[2];
uint32_t bs_info = 0;
// skip the size of the ra unit if present in the frame
if (sconf->ra_flag == RA_FLAG_FRAMES && ra_frame)
skip_bits_long(gb, 32);
if (sconf->mc_coding && sconf->joint_stereo) {
ctx->js_switch = get_bits1(gb);
align_get_bits(gb);
}
if (!sconf->mc_coding || ctx->js_switch) {
int independent_bs = !sconf->joint_stereo;
for (c = 0; c < avctx->channels; c++) {
js_blocks[0] = 0;
js_blocks[1] = 0;
get_block_sizes(ctx, div_blocks, &bs_info);
// if joint_stereo and block_switching is set, independent decoding
// is signaled via the first bit of bs_info
if (sconf->joint_stereo && sconf->block_switching)
if (bs_info >> 31)
independent_bs = 2;
// if this is the last channel, it has to be decoded independently
if (c == avctx->channels - 1)
independent_bs = 1;
if (independent_bs) {
if (decode_blocks_ind(ctx, ra_frame, c, div_blocks, js_blocks))
return -1;
independent_bs--;
} else {
if (decode_blocks(ctx, ra_frame, c, div_blocks, js_blocks))
return -1;
c++;
}
// store carryover raw samples
memmove(ctx->raw_samples[c] - sconf->max_order,
ctx->raw_samples[c] - sconf->max_order + sconf->frame_length,
sizeof(*ctx->raw_samples[c]) * sconf->max_order);
}
} else { // multi-channel coding
ALSBlockData bd;
int b;
int *reverted_channels = ctx->reverted_channels;
unsigned int offset = 0;
for (c = 0; c < avctx->channels; c++)
if (ctx->chan_data[c] < ctx->chan_data_buffer) {
av_log(ctx->avctx, AV_LOG_ERROR, "Invalid channel data!\n");
return -1;
}
memset(&bd, 0, sizeof(ALSBlockData));
memset(reverted_channels, 0, sizeof(*reverted_channels) * avctx->channels);
bd.ra_block = ra_frame;
bd.prev_raw_samples = ctx->prev_raw_samples;
get_block_sizes(ctx, div_blocks, &bs_info);
for (b = 0; b < ctx->num_blocks; b++) {
bd.block_length = div_blocks[b];
for (c = 0; c < avctx->channels; c++) {
bd.const_block = ctx->const_block + c;
bd.shift_lsbs = ctx->shift_lsbs + c;
bd.opt_order = ctx->opt_order + c;
bd.store_prev_samples = ctx->store_prev_samples + c;
bd.use_ltp = ctx->use_ltp + c;
bd.ltp_lag = ctx->ltp_lag + c;
bd.ltp_gain = ctx->ltp_gain[c];
bd.lpc_cof = ctx->lpc_cof[c];
bd.quant_cof = ctx->quant_cof[c];
bd.raw_samples = ctx->raw_samples[c] + offset;
bd.raw_other = NULL;
read_block(ctx, &bd);
if (read_channel_data(ctx, ctx->chan_data[c], c))
return -1;
}
for (c = 0; c < avctx->channels; c++)
if (revert_channel_correlation(ctx, &bd, ctx->chan_data,
reverted_channels, offset, c))
return -1;
for (c = 0; c < avctx->channels; c++) {
bd.const_block = ctx->const_block + c;
bd.shift_lsbs = ctx->shift_lsbs + c;
bd.opt_order = ctx->opt_order + c;
bd.store_prev_samples = ctx->store_prev_samples + c;
bd.use_ltp = ctx->use_ltp + c;
bd.ltp_lag = ctx->ltp_lag + c;
bd.ltp_gain = ctx->ltp_gain[c];
bd.lpc_cof = ctx->lpc_cof[c];
bd.quant_cof = ctx->quant_cof[c];
bd.raw_samples = ctx->raw_samples[c] + offset;
decode_block(ctx, &bd);
}
memset(reverted_channels, 0, avctx->channels * sizeof(*reverted_channels));
offset += div_blocks[b];
bd.ra_block = 0;
}
// store carryover raw samples
for (c = 0; c < avctx->channels; c++)
memmove(ctx->raw_samples[c] - sconf->max_order,
ctx->raw_samples[c] - sconf->max_order + sconf->frame_length,
sizeof(*ctx->raw_samples[c]) * sconf->max_order);
}
// TODO: read_diff_float_data
return 0;
}
| false | FFmpeg | 7ea948bac31d9d15627466a73a07e96eb6049939 |
7,813 | static void fw_cfg_bootsplash(FWCfgState *s)
{
int boot_splash_time = -1;
const char *boot_splash_filename = NULL;
char *p;
char *filename, *file_data;
gsize file_size;
int file_type;
const char *temp;
/* get user configuration */
QemuOptsList *plist = qemu_find_opts("boot-opts");
QemuOpts *opts = QTAILQ_FIRST(&plist->head);
if (opts != NULL) {
temp = qemu_opt_get(opts, "splash");
if (temp != NULL) {
boot_splash_filename = temp;
}
temp = qemu_opt_get(opts, "splash-time");
if (temp != NULL) {
p = (char *)temp;
boot_splash_time = strtol(p, (char **)&p, 10);
}
}
/* insert splash time if user configurated */
if (boot_splash_time >= 0) {
/* validate the input */
if (boot_splash_time > 0xffff) {
error_report("splash time is big than 65535, force it to 65535.");
boot_splash_time = 0xffff;
}
/* use little endian format */
qemu_extra_params_fw[0] = (uint8_t)(boot_splash_time & 0xff);
qemu_extra_params_fw[1] = (uint8_t)((boot_splash_time >> 8) & 0xff);
fw_cfg_add_file(s, "etc/boot-menu-wait", qemu_extra_params_fw, 2);
}
/* insert splash file if user configurated */
if (boot_splash_filename != NULL) {
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, boot_splash_filename);
if (filename == NULL) {
error_report("failed to find file '%s'.", boot_splash_filename);
return;
}
/* loading file data */
file_data = read_splashfile(filename, &file_size, &file_type);
if (file_data == NULL) {
g_free(filename);
return;
}
if (boot_splash_filedata != NULL) {
g_free(boot_splash_filedata);
}
boot_splash_filedata = (uint8_t *)file_data;
boot_splash_filedata_size = file_size;
/* insert data */
if (file_type == JPG_FILE) {
fw_cfg_add_file(s, "bootsplash.jpg",
boot_splash_filedata, boot_splash_filedata_size);
} else {
fw_cfg_add_file(s, "bootsplash.bmp",
boot_splash_filedata, boot_splash_filedata_size);
}
g_free(filename);
}
}
| false | qemu | ef1e1e0782e99c9dcf2b35e5310cdd8ca9211374 |
7,815 | int omap_validate_tipb_mpui_addr(struct omap_mpu_state_s *s,
target_phys_addr_t addr)
{
return addr >= 0xe1010000 && addr < 0xe1020004;
}
| false | qemu | b854bc196f5c4b4e3299c0b0ee63cf828ece9e77 |
7,816 | int tap_open(char *ifname, int ifname_size, int *vnet_hdr,
int vnet_hdr_required, int mq_required, Error **errp)
{
struct ifreq ifr;
int fd, ret;
int len = sizeof(struct virtio_net_hdr);
unsigned int features;
TFR(fd = open(PATH_NET_TUN, O_RDWR));
if (fd < 0) {
error_setg_errno(errp, errno, "could not open %s", PATH_NET_TUN);
return -1;
}
memset(&ifr, 0, sizeof(ifr));
ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
if (ioctl(fd, TUNGETFEATURES, &features) == -1) {
error_report("warning: TUNGETFEATURES failed: %s", strerror(errno));
features = 0;
}
if (features & IFF_ONE_QUEUE) {
ifr.ifr_flags |= IFF_ONE_QUEUE;
}
if (*vnet_hdr) {
if (features & IFF_VNET_HDR) {
*vnet_hdr = 1;
ifr.ifr_flags |= IFF_VNET_HDR;
} else {
*vnet_hdr = 0;
}
if (vnet_hdr_required && !*vnet_hdr) {
error_setg(errp, "vnet_hdr=1 requested, but no kernel "
"support for IFF_VNET_HDR available");
close(fd);
return -1;
}
/*
* Make sure vnet header size has the default value: for a persistent
* tap it might have been modified e.g. by another instance of qemu.
* Ignore errors since old kernels do not support this ioctl: in this
* case the header size implicitly has the correct value.
*/
ioctl(fd, TUNSETVNETHDRSZ, &len);
}
if (mq_required) {
if (!(features & IFF_MULTI_QUEUE)) {
error_setg(errp, "multiqueue required, but no kernel "
"support for IFF_MULTI_QUEUE available");
close(fd);
return -1;
} else {
ifr.ifr_flags |= IFF_MULTI_QUEUE;
}
}
if (ifname[0] != '\0')
pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
else
pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
if (ret != 0) {
if (ifname[0] != '\0') {
error_setg_errno(errp, errno, "could not configure %s (%s)",
PATH_NET_TUN, ifr.ifr_name);
} else {
error_setg_errno(errp, errno, "could not configure %s",
PATH_NET_TUN);
}
close(fd);
return -1;
}
pstrcpy(ifname, ifname_size, ifr.ifr_name);
fcntl(fd, F_SETFL, O_NONBLOCK);
return fd;
}
| false | qemu | 3dc6f8693694a649a9c83f1e2746565b47683923 |
7,818 | static int vnc_refresh_server_surface(VncDisplay *vd)
{
int width = pixman_image_get_width(vd->guest.fb);
int height = pixman_image_get_height(vd->guest.fb);
int y;
uint8_t *guest_row;
uint8_t *server_row;
int cmp_bytes;
VncState *vs;
int has_dirty = 0;
pixman_image_t *tmpbuf = NULL;
struct timeval tv = { 0, 0 };
if (!vd->non_adaptive) {
gettimeofday(&tv, NULL);
has_dirty = vnc_update_stats(vd, &tv);
}
/*
* Walk through the guest dirty map.
* Check and copy modified bits from guest to server surface.
* Update server dirty map.
*/
cmp_bytes = 64;
if (cmp_bytes > vnc_server_fb_stride(vd)) {
cmp_bytes = vnc_server_fb_stride(vd);
}
if (vd->guest.format != VNC_SERVER_FB_FORMAT) {
int width = pixman_image_get_width(vd->server);
tmpbuf = qemu_pixman_linebuf_create(VNC_SERVER_FB_FORMAT, width);
}
guest_row = (uint8_t *)pixman_image_get_data(vd->guest.fb);
server_row = (uint8_t *)pixman_image_get_data(vd->server);
for (y = 0; y < height; y++) {
if (!bitmap_empty(vd->guest.dirty[y], VNC_DIRTY_BITS)) {
int x;
uint8_t *guest_ptr;
uint8_t *server_ptr;
if (vd->guest.format != VNC_SERVER_FB_FORMAT) {
qemu_pixman_linebuf_fill(tmpbuf, vd->guest.fb, width, y);
guest_ptr = (uint8_t *)pixman_image_get_data(tmpbuf);
} else {
guest_ptr = guest_row;
}
server_ptr = server_row;
for (x = 0; x + 15 < width;
x += 16, guest_ptr += cmp_bytes, server_ptr += cmp_bytes) {
if (!test_and_clear_bit((x / 16), vd->guest.dirty[y]))
continue;
if (memcmp(server_ptr, guest_ptr, cmp_bytes) == 0)
continue;
memcpy(server_ptr, guest_ptr, cmp_bytes);
if (!vd->non_adaptive)
vnc_rect_updated(vd, x, y, &tv);
QTAILQ_FOREACH(vs, &vd->clients, next) {
set_bit((x / 16), vs->dirty[y]);
}
has_dirty++;
}
}
guest_row += pixman_image_get_stride(vd->guest.fb);
server_row += pixman_image_get_stride(vd->server);
}
qemu_pixman_image_unref(tmpbuf);
return has_dirty;
}
| false | qemu | bc210eb163b162ff2e94e5c8f4307715731257f8 |
7,820 | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
{
QEMUTimer *ts;
ts = qemu_mallocz(sizeof(QEMUTimer));
ts->clock = clock;
ts->cb = cb;
ts->opaque = opaque;
return ts;
}
| false | qemu | 4a998740b22aa673ea475060c787da7c545588cf |
7,821 | static int get_pci_irq_state(QEMUFile *f, void *pv, size_t size)
{
PCIDevice *s = container_of(pv, PCIDevice, config);
uint32_t irq_state[PCI_NUM_PINS];
int i;
for (i = 0; i < PCI_NUM_PINS; ++i) {
irq_state[i] = qemu_get_be32(f);
if (irq_state[i] != 0x1 && irq_state[i] != 0) {
fprintf(stderr, "irq state %d: must be 0 or 1.\n",
irq_state[i]);
return -EINVAL;
}
}
for (i = 0; i < PCI_NUM_PINS; ++i) {
pci_set_irq_state(s, i, irq_state[i]);
}
return 0;
}
| false | qemu | c3f8f61157625d0bb5bfc135047573de48fdc675 |
7,822 | static void test_visitor_in_native_list_uint32(TestInputVisitorData *data,
const void *unused)
{
test_native_list_integer_helper(data, unused,
USER_DEF_NATIVE_LIST_UNION_KIND_U32);
}
| false | qemu | b3db211f3c80bb996a704d665fe275619f728bd4 |
7,823 | av_cold void ff_vp8dsp_init_armv6(VP8DSPContext *dsp)
{
dsp->vp8_luma_dc_wht = ff_vp8_luma_dc_wht_armv6;
dsp->vp8_luma_dc_wht_dc = ff_vp8_luma_dc_wht_dc_armv6;
dsp->vp8_idct_add = ff_vp8_idct_add_armv6;
dsp->vp8_idct_dc_add = ff_vp8_idct_dc_add_armv6;
dsp->vp8_idct_dc_add4y = ff_vp8_idct_dc_add4y_armv6;
dsp->vp8_idct_dc_add4uv = ff_vp8_idct_dc_add4uv_armv6;
dsp->vp8_v_loop_filter16y = ff_vp8_v_loop_filter16_armv6;
dsp->vp8_h_loop_filter16y = ff_vp8_h_loop_filter16_armv6;
dsp->vp8_v_loop_filter8uv = ff_vp8_v_loop_filter8uv_armv6;
dsp->vp8_h_loop_filter8uv = ff_vp8_h_loop_filter8uv_armv6;
dsp->vp8_v_loop_filter16y_inner = ff_vp8_v_loop_filter16_inner_armv6;
dsp->vp8_h_loop_filter16y_inner = ff_vp8_h_loop_filter16_inner_armv6;
dsp->vp8_v_loop_filter8uv_inner = ff_vp8_v_loop_filter8uv_inner_armv6;
dsp->vp8_h_loop_filter8uv_inner = ff_vp8_h_loop_filter8uv_inner_armv6;
dsp->vp8_v_loop_filter_simple = ff_vp8_v_loop_filter16_simple_armv6;
dsp->vp8_h_loop_filter_simple = ff_vp8_h_loop_filter16_simple_armv6;
dsp->put_vp8_epel_pixels_tab[0][0][0] = ff_put_vp8_pixels16_armv6;
dsp->put_vp8_epel_pixels_tab[0][0][2] = ff_put_vp8_epel16_h6_armv6;
dsp->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_armv6;
dsp->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_armv6;
dsp->put_vp8_epel_pixels_tab[1][0][0] = ff_put_vp8_pixels8_armv6;
dsp->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_armv6;
dsp->put_vp8_epel_pixels_tab[1][0][2] = ff_put_vp8_epel8_h6_armv6;
dsp->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_armv6;
dsp->put_vp8_epel_pixels_tab[1][1][1] = ff_put_vp8_epel8_h4v4_armv6;
dsp->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_armv6;
dsp->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_armv6;
dsp->put_vp8_epel_pixels_tab[1][2][1] = ff_put_vp8_epel8_h4v6_armv6;
dsp->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_armv6;
dsp->put_vp8_epel_pixels_tab[2][0][0] = ff_put_vp8_pixels4_armv6;
dsp->put_vp8_epel_pixels_tab[2][0][1] = ff_put_vp8_epel4_h4_armv6;
dsp->put_vp8_epel_pixels_tab[2][0][2] = ff_put_vp8_epel4_h6_armv6;
dsp->put_vp8_epel_pixels_tab[2][1][0] = ff_put_vp8_epel4_v4_armv6;
dsp->put_vp8_epel_pixels_tab[2][1][1] = ff_put_vp8_epel4_h4v4_armv6;
dsp->put_vp8_epel_pixels_tab[2][1][2] = ff_put_vp8_epel4_h6v4_armv6;
dsp->put_vp8_epel_pixels_tab[2][2][0] = ff_put_vp8_epel4_v6_armv6;
dsp->put_vp8_epel_pixels_tab[2][2][1] = ff_put_vp8_epel4_h4v6_armv6;
dsp->put_vp8_epel_pixels_tab[2][2][2] = ff_put_vp8_epel4_h6v6_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][0][0] = ff_put_vp8_pixels16_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][0][1] = ff_put_vp8_bilin16_h_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][0][2] = ff_put_vp8_bilin16_h_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][1][0] = ff_put_vp8_bilin16_v_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][1][1] = ff_put_vp8_bilin16_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][1][2] = ff_put_vp8_bilin16_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][2][0] = ff_put_vp8_bilin16_v_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][2][1] = ff_put_vp8_bilin16_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[0][2][2] = ff_put_vp8_bilin16_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][0][0] = ff_put_vp8_pixels8_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][0][1] = ff_put_vp8_bilin8_h_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][0][2] = ff_put_vp8_bilin8_h_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][1][0] = ff_put_vp8_bilin8_v_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][1][1] = ff_put_vp8_bilin8_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][1][2] = ff_put_vp8_bilin8_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][2][0] = ff_put_vp8_bilin8_v_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][2][1] = ff_put_vp8_bilin8_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[1][2][2] = ff_put_vp8_bilin8_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][0][0] = ff_put_vp8_pixels4_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][0][1] = ff_put_vp8_bilin4_h_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][0][2] = ff_put_vp8_bilin4_h_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][1][0] = ff_put_vp8_bilin4_v_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][1][1] = ff_put_vp8_bilin4_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][1][2] = ff_put_vp8_bilin4_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][2][0] = ff_put_vp8_bilin4_v_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][2][1] = ff_put_vp8_bilin4_hv_armv6;
dsp->put_vp8_bilinear_pixels_tab[2][2][2] = ff_put_vp8_bilin4_hv_armv6;
}
| false | FFmpeg | b8664c929437d6d079e16979c496a2db40cf2324 |
7,824 | static int nbd_receive_list(QIOChannel *ioc, const char *want, bool *match,
Error **errp)
{
nbd_opt_reply reply;
uint32_t len;
uint32_t namelen;
char name[NBD_MAX_NAME_SIZE + 1];
int error;
if (nbd_receive_option_reply(ioc, NBD_OPT_LIST, &reply, errp) < 0) {
return -1;
}
error = nbd_handle_reply_err(ioc, &reply, errp);
if (error <= 0) {
/* The server did not support NBD_OPT_LIST, so set *match on
* the assumption that any name will be accepted. */
*match = true;
return error;
}
len = reply.length;
if (reply.type == NBD_REP_ACK) {
if (len != 0) {
error_setg(errp, "length too long for option end");
nbd_send_opt_abort(ioc);
return -1;
}
return 0;
} else if (reply.type != NBD_REP_SERVER) {
error_setg(errp, "Unexpected reply type %" PRIx32 " expected %x",
reply.type, NBD_REP_SERVER);
nbd_send_opt_abort(ioc);
return -1;
}
if (len < sizeof(namelen) || len > NBD_MAX_BUFFER_SIZE) {
error_setg(errp, "incorrect option length %" PRIu32, len);
nbd_send_opt_abort(ioc);
return -1;
}
if (read_sync(ioc, &namelen, sizeof(namelen), errp) < 0) {
error_prepend(errp, "failed to read option name length");
nbd_send_opt_abort(ioc);
return -1;
}
namelen = be32_to_cpu(namelen);
len -= sizeof(namelen);
if (len < namelen) {
error_setg(errp, "incorrect option name length");
nbd_send_opt_abort(ioc);
return -1;
}
if (namelen != strlen(want)) {
if (drop_sync(ioc, len, errp) < 0) {
error_prepend(errp, "failed to skip export name with wrong length");
nbd_send_opt_abort(ioc);
return -1;
}
return 1;
}
assert(namelen < sizeof(name));
if (read_sync(ioc, name, namelen, errp) < 0) {
error_prepend(errp, "failed to read export name");
nbd_send_opt_abort(ioc);
return -1;
}
name[namelen] = '\0';
len -= namelen;
if (drop_sync(ioc, len, errp) < 0) {
error_prepend(errp, "failed to read export description");
nbd_send_opt_abort(ioc);
return -1;
}
if (!strcmp(name, want)) {
*match = true;
}
return 1;
}
| false | qemu | d1fdf257d52822695f5ace6c586e059aa17d4b79 |
7,825 | static inline void cris_alu_alloc_temps(DisasContext *dc, int size, TCGv *t)
{
if (size == 4) {
t[0] = cpu_R[dc->op2];
t[1] = cpu_R[dc->op1];
} else {
t[0] = tcg_temp_new(TCG_TYPE_TL);
t[1] = tcg_temp_new(TCG_TYPE_TL);
}
}
| false | qemu | a7812ae412311d7d47f8aa85656faadac9d64b56 |
7,827 | START_TEST(simple_varargs)
{
QObject *embedded_obj;
QObject *obj;
LiteralQObject decoded = QLIT_QLIST(((LiteralQObject[]){
QLIT_QINT(1),
QLIT_QINT(2),
QLIT_QLIST(((LiteralQObject[]){
QLIT_QINT(32),
QLIT_QINT(42),
{}})),
{}}));
embedded_obj = qobject_from_json("[32, 42]");
fail_unless(embedded_obj != NULL);
obj = qobject_from_jsonf("[%d, 2, %p]", 1, embedded_obj);
fail_unless(obj != NULL);
fail_unless(compare_litqobj_to_qobj(&decoded, obj) == 1);
qobject_decref(obj);
}
| false | qemu | ef76dc59fa5203d146a2acf85a0ad5a5971a4824 |
7,829 | int pci_device_load(PCIDevice *s, QEMUFile *f)
{
uint8_t config[PCI_CONFIG_SPACE_SIZE];
uint32_t version_id;
int i;
version_id = qemu_get_be32(f);
if (version_id > 2)
return -EINVAL;
qemu_get_buffer(f, config, sizeof config);
for (i = 0; i < sizeof config; ++i)
if ((config[i] ^ s->config[i]) & s->cmask[i] & ~s->wmask[i])
return -EINVAL;
memcpy(s->config, config, sizeof config);
pci_update_mappings(s);
if (version_id >= 2)
for (i = 0; i < 4; i ++)
s->irq_state[i] = qemu_get_be32(f);
return 0;
}
| false | qemu | 73534f2f682f2957fabb25e3890481098cc5dcee |
7,830 | static int usbredir_handle_interrupt_data(USBRedirDevice *dev,
USBPacket *p, uint8_t ep)
{
if (ep & USB_DIR_IN) {
/* Input interrupt endpoint, buffered packet input */
struct buf_packet *intp;
int status, len;
if (!dev->endpoint[EP2I(ep)].interrupt_started &&
!dev->endpoint[EP2I(ep)].interrupt_error) {
struct usb_redir_start_interrupt_receiving_header start_int = {
.endpoint = ep,
};
/* No id, we look at the ep when receiving a status back */
usbredirparser_send_start_interrupt_receiving(dev->parser, 0,
&start_int);
usbredirparser_do_write(dev->parser);
DPRINTF("interrupt recv started ep %02X\n", ep);
dev->endpoint[EP2I(ep)].interrupt_started = 1;
/* We don't really want to drop interrupt packets ever, but
having some upper limit to how much we buffer is good. */
dev->endpoint[EP2I(ep)].bufpq_target_size = 1000;
dev->endpoint[EP2I(ep)].bufpq_dropping_packets = 0;
}
intp = QTAILQ_FIRST(&dev->endpoint[EP2I(ep)].bufpq);
if (intp == NULL) {
DPRINTF2("interrupt-token-in ep %02X, no intp\n", ep);
/* Check interrupt_error for stream errors */
status = dev->endpoint[EP2I(ep)].interrupt_error;
dev->endpoint[EP2I(ep)].interrupt_error = 0;
if (status) {
return usbredir_handle_status(dev, status, 0);
}
return USB_RET_NAK;
}
DPRINTF("interrupt-token-in ep %02X status %d len %d\n", ep,
intp->status, intp->len);
status = intp->status;
if (status != usb_redir_success) {
bufp_free(dev, intp, ep);
return usbredir_handle_status(dev, status, 0);
}
len = intp->len;
if (len > p->iov.size) {
ERROR("received int data is larger then packet ep %02X\n", ep);
bufp_free(dev, intp, ep);
return USB_RET_BABBLE;
}
usb_packet_copy(p, intp->data, len);
bufp_free(dev, intp, ep);
return len;
} else {
/* Output interrupt endpoint, normal async operation */
AsyncURB *aurb = async_alloc(dev, p);
struct usb_redir_interrupt_packet_header interrupt_packet;
uint8_t buf[p->iov.size];
DPRINTF("interrupt-out ep %02X len %zd id %u\n", ep, p->iov.size,
aurb->packet_id);
interrupt_packet.endpoint = ep;
interrupt_packet.length = p->iov.size;
aurb->interrupt_packet = interrupt_packet;
usb_packet_copy(p, buf, p->iov.size);
usbredir_log_data(dev, "interrupt data out:", buf, p->iov.size);
usbredirparser_send_interrupt_packet(dev->parser, aurb->packet_id,
&interrupt_packet, buf, p->iov.size);
usbredirparser_do_write(dev->parser);
return USB_RET_ASYNC;
}
}
| false | qemu | 104981d52b63dc3d68f39d4442881c667f44bbb9 |
7,831 | void x86_cpu_list (FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(x86_defs); i++)
(*cpu_fprintf)(f, "x86 %16s\n", x86_defs[i].name);
}
| false | qemu | b5ec5ce0e39d6e7ea707d5604a5f6d567dfd2f48 |
7,832 | void qio_dns_resolver_lookup_result(QIODNSResolver *resolver,
QIOTask *task,
size_t *naddrs,
SocketAddress ***addrs)
{
struct QIODNSResolverLookupData *data =
qio_task_get_result_pointer(task);
size_t i;
*naddrs = 0;
*addrs = NULL;
if (!data) {
return;
}
*naddrs = data->naddrs;
*addrs = g_new0(SocketAddress *, data->naddrs);
for (i = 0; i < data->naddrs; i++) {
(*addrs)[i] = QAPI_CLONE(SocketAddress, data->addrs[i]);
}
}
| false | qemu | dfd100f242370886bb6732f70f1f7cbd8eb9fedc |
7,833 | void virtio_init_iov_from_pdu(V9fsPDU *pdu, struct iovec **piov,
unsigned int *pniov, bool is_write)
{
V9fsState *s = pdu->s;
V9fsVirtioState *v = container_of(s, V9fsVirtioState, state);
VirtQueueElement *elem = &v->elems[pdu->idx];
if (is_write) {
*piov = elem->out_sg;
*pniov = elem->out_num;
} else {
*piov = elem->in_sg;
*pniov = elem->in_num;
}
}
| false | qemu | 51b19ebe4320f3dcd93cea71235c1219318ddfd2 |
7,835 | BlockDriverState *bdrv_next_node(BlockDriverState *bs)
{
if (!bs) {
return QTAILQ_FIRST(&graph_bdrv_states);
}
return QTAILQ_NEXT(bs, node_list);
}
| false | qemu | 61007b316cd71ee7333ff7a0a749a8949527575f |
7,836 | CPUState *ppc4xx_init (const char *cpu_model,
clk_setup_t *cpu_clk, clk_setup_t *tb_clk,
uint32_t sysclk)
{
CPUState *env;
/* init CPUs */
env = cpu_init(cpu_model);
if (!env) {
fprintf(stderr, "Unable to find PowerPC %s CPU definition\n",
cpu_model);
exit(1);
}
cpu_clk->cb = NULL; /* We don't care about CPU clock frequency changes */
cpu_clk->opaque = env;
/* Set time-base frequency to sysclk */
tb_clk->cb = ppc_emb_timers_init(env, sysclk);
tb_clk->opaque = env;
ppc_dcr_init(env, NULL, NULL);
/* Register qemu callbacks */
qemu_register_reset((QEMUResetHandler*)&cpu_reset, env);
return env;
}
| false | qemu | d63cb48db9016328a7a69f3a1c2938cd3dfc9d1a |
7,838 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
{
LIST_REMOVE (e, entries);
qemu_free (e);
}
| false | qemu | 72cf2d4f0e181d0d3a3122e04129c58a95da713e |
7,839 | static void ps2_mouse_event(DeviceState *dev, QemuConsole *src,
InputEvent *evt)
{
static const int bmap[INPUT_BUTTON__MAX] = {
[INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON,
[INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON,
[INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON,
};
PS2MouseState *s = (PS2MouseState *)dev;
InputMoveEvent *move;
InputBtnEvent *btn;
/* check if deltas are recorded when disabled */
if (!(s->mouse_status & MOUSE_STATUS_ENABLED))
return;
switch (evt->type) {
case INPUT_EVENT_KIND_REL:
move = evt->u.rel;
if (move->axis == INPUT_AXIS_X) {
s->mouse_dx += move->value;
} else if (move->axis == INPUT_AXIS_Y) {
s->mouse_dy -= move->value;
}
break;
case INPUT_EVENT_KIND_BTN:
btn = evt->u.btn;
if (btn->down) {
s->mouse_buttons |= bmap[btn->button];
if (btn->button == INPUT_BUTTON_WHEEL_UP) {
s->mouse_dz--;
} else if (btn->button == INPUT_BUTTON_WHEEL_DOWN) {
s->mouse_dz++;
}
} else {
s->mouse_buttons &= ~bmap[btn->button];
}
break;
default:
/* keep gcc happy */
break;
}
}
| false | qemu | 32bafa8fdd098d52fbf1102d5a5e48d29398c0aa |
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