project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
|
|---|---|---|---|---|
qemu | ec50dd4634ae06091e61f42b7ba975f9ed510ad0 | 1 | RockerSwitch *qmp_query_rocker(const char *name, Error **errp)
{
RockerSwitch *rocker = g_malloc0(sizeof(*rocker));
Rocker *r;
r = rocker_find(name);
if (!r) {
error_set(errp, ERROR_CLASS_GENERIC_ERROR,
"rocker %s not found", name);
return NULL;
}
rocker->name = g_strdup(r->name);
rocker->id = r->switch_id;
rocker->ports = r->fp_ports;
return rocker;
}
| 4,807 |
FFmpeg | 3176217c60ca7828712985092d9102d331ea4f3d | 0 | static int init_dimensions(H264Context *h)
{
int width = h->width - (h->sps.crop_right + h->sps.crop_left);
int height = h->height - (h->sps.crop_top + h->sps.crop_bottom);
/* handle container cropping */
if (FFALIGN(h->avctx->width, 16) == FFALIGN(width, 16) &&
FFALIGN(h->avctx->height, 16) == FFALIGN(height, 16)) {
width = h->avctx->width;
height = h->avctx->height;
}
if (width <= 0 || height <= 0) {
av_log(h->avctx, AV_LOG_ERROR, "Invalid cropped dimensions: %dx%d.\n",
width, height);
if (h->avctx->err_recognition & AV_EF_EXPLODE)
return AVERROR_INVALIDDATA;
av_log(h->avctx, AV_LOG_WARNING, "Ignoring cropping information.\n");
h->sps.crop_bottom =
h->sps.crop_top =
h->sps.crop_right =
h->sps.crop_left =
h->sps.crop = 0;
width = h->width;
height = h->height;
}
h->avctx->coded_width = h->width;
h->avctx->coded_height = h->height;
h->avctx->width = width;
h->avctx->height = height;
return 0;
}
| 4,808 |
FFmpeg | ae7a4a1594e3624f7c844dec44266d2dc74a6be2 | 1 | static inline CopyRet copy_frame(AVCodecContext *avctx,
BC_DTS_PROC_OUT *output,
void *data, int *data_size,
uint8_t second_field)
{
BC_STATUS ret;
BC_DTS_STATUS decoder_status;
uint8_t is_paff;
uint8_t next_frame_same;
uint8_t interlaced;
CHDContext *priv = avctx->priv_data;
int64_t pkt_pts = AV_NOPTS_VALUE;
uint8_t pic_type = 0;
uint8_t bottom_field = (output->PicInfo.flags & VDEC_FLAG_BOTTOMFIELD) ==
VDEC_FLAG_BOTTOMFIELD;
uint8_t bottom_first = !!(output->PicInfo.flags & VDEC_FLAG_BOTTOM_FIRST);
int width = output->PicInfo.width;
int height = output->PicInfo.height;
int bwidth;
uint8_t *src = output->Ybuff;
int sStride;
uint8_t *dst;
int dStride;
if (output->PicInfo.timeStamp != 0) {
OpaqueList *node = opaque_list_pop(priv, output->PicInfo.timeStamp);
if (node) {
pkt_pts = node->reordered_opaque;
pic_type = node->pic_type;
av_free(node);
} else {
/*
* We will encounter a situation where a timestamp cannot be
* popped if a second field is being returned. In this case,
* each field has the same timestamp and the first one will
* cause it to be popped. To keep subsequent calculations
* simple, pic_type should be set a FIELD value - doesn't
* matter which, but I chose BOTTOM.
*/
pic_type = PICT_BOTTOM_FIELD;
}
av_log(avctx, AV_LOG_VERBOSE, "output \"pts\": %"PRIu64"\n",
output->PicInfo.timeStamp);
av_log(avctx, AV_LOG_VERBOSE, "output picture type %d\n",
pic_type);
}
ret = DtsGetDriverStatus(priv->dev, &decoder_status);
if (ret != BC_STS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR,
"CrystalHD: GetDriverStatus failed: %u\n", ret);
return RET_ERROR;
}
is_paff = ASSUME_PAFF_OVER_MBAFF ||
!(output->PicInfo.flags & VDEC_FLAG_UNKNOWN_SRC);
next_frame_same = output->PicInfo.picture_number ==
(decoder_status.picNumFlags & ~0x40000000);
interlaced = ((output->PicInfo.flags &
VDEC_FLAG_INTERLACED_SRC) && is_paff) ||
next_frame_same || bottom_field || second_field;
av_log(avctx, AV_LOG_VERBOSE, "CrystalHD: next_frame_same: %u | %u | %u\n",
next_frame_same, output->PicInfo.picture_number,
decoder_status.picNumFlags & ~0x40000000);
if (priv->pic.data[0] && !priv->need_second_field)
avctx->release_buffer(avctx, &priv->pic);
priv->need_second_field = interlaced && !priv->need_second_field;
priv->pic.buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_PRESERVE |
FF_BUFFER_HINTS_REUSABLE;
if (!priv->pic.data[0]) {
if (avctx->get_buffer(avctx, &priv->pic) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return RET_ERROR;
}
}
bwidth = av_image_get_linesize(avctx->pix_fmt, width, 0);
if (priv->is_70012) {
int pStride;
if (width <= 720)
pStride = 720;
else if (width <= 1280)
pStride = 1280;
else if (width <= 1080)
pStride = 1080;
sStride = av_image_get_linesize(avctx->pix_fmt, pStride, 0);
} else {
sStride = bwidth;
}
dStride = priv->pic.linesize[0];
dst = priv->pic.data[0];
av_log(priv->avctx, AV_LOG_VERBOSE, "CrystalHD: Copying out frame\n");
if (interlaced) {
int dY = 0;
int sY = 0;
height /= 2;
if (bottom_field) {
av_log(priv->avctx, AV_LOG_VERBOSE, "Interlaced: bottom field\n");
dY = 1;
} else {
av_log(priv->avctx, AV_LOG_VERBOSE, "Interlaced: top field\n");
dY = 0;
}
for (sY = 0; sY < height; dY++, sY++) {
memcpy(&(dst[dY * dStride]), &(src[sY * sStride]), bwidth);
dY++;
}
} else {
av_image_copy_plane(dst, dStride, src, sStride, bwidth, height);
}
priv->pic.interlaced_frame = interlaced;
if (interlaced)
priv->pic.top_field_first = !bottom_first;
priv->pic.pkt_pts = pkt_pts;
if (!priv->need_second_field) {
*data_size = sizeof(AVFrame);
*(AVFrame *)data = priv->pic;
}
if (ASSUME_TWO_INPUTS_ONE_OUTPUT &&
output->PicInfo.flags & VDEC_FLAG_UNKNOWN_SRC) {
av_log(priv->avctx, AV_LOG_VERBOSE, "Fieldpair from two packets.\n");
return RET_SKIP_NEXT_COPY;
}
/*
* Testing has shown that in all cases where we don't want to return the
* full frame immediately, VDEC_FLAG_UNKNOWN_SRC is set.
*/
return priv->need_second_field &&
!(output->PicInfo.flags & VDEC_FLAG_UNKNOWN_SRC) ?
RET_COPY_NEXT_FIELD : RET_OK;
}
| 4,809 |
FFmpeg | 2a5ac99e6e06078713f684fee2466c91f677b303 | 0 | static int x11grab_read_packet(AVFormatContext *s1, AVPacket *pkt)
{
X11GrabContext *s = s1->priv_data;
Display *dpy = s->dpy;
XImage *image = s->image;
int x_off = s->x_off;
int y_off = s->y_off;
int follow_mouse = s->follow_mouse;
int screen;
Window root;
int64_t curtime, delay;
struct timespec ts;
/* Calculate the time of the next frame */
s->time_frame += INT64_C(1000000);
/* wait based on the frame rate */
for (;;) {
curtime = av_gettime();
delay = s->time_frame * av_q2d(s->time_base) - curtime;
if (delay <= 0) {
if (delay < INT64_C(-1000000) * av_q2d(s->time_base))
s->time_frame += INT64_C(1000000);
break;
}
ts.tv_sec = delay / 1000000;
ts.tv_nsec = (delay % 1000000) * 1000;
nanosleep(&ts, NULL);
}
av_init_packet(pkt);
pkt->data = image->data;
pkt->size = s->frame_size;
pkt->pts = curtime;
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
if (follow_mouse) {
int screen_w, screen_h;
int pointer_x, pointer_y, _;
Window w;
screen_w = DisplayWidth(dpy, screen);
screen_h = DisplayHeight(dpy, screen);
XQueryPointer(dpy, root, &w, &w, &pointer_x, &pointer_y, &_, &_, &_);
if (follow_mouse == -1) {
// follow the mouse, put it at center of grabbing region
x_off += pointer_x - s->width / 2 - x_off;
y_off += pointer_y - s->height / 2 - y_off;
} else {
// follow the mouse, but only move the grabbing region when mouse
// reaches within certain pixels to the edge.
if (pointer_x > x_off + s->width - follow_mouse)
x_off += pointer_x - (x_off + s->width - follow_mouse);
else if (pointer_x < x_off + follow_mouse)
x_off -= (x_off + follow_mouse) - pointer_x;
if (pointer_y > y_off + s->height - follow_mouse)
y_off += pointer_y - (y_off + s->height - follow_mouse);
else if (pointer_y < y_off + follow_mouse)
y_off -= (y_off + follow_mouse) - pointer_y;
}
// adjust grabbing region position if it goes out of screen.
s->x_off = x_off = FFMIN(FFMAX(x_off, 0), screen_w - s->width);
s->y_off = y_off = FFMIN(FFMAX(y_off, 0), screen_h - s->height);
if (s->show_region && s->region_win)
XMoveWindow(dpy, s->region_win,
s->x_off - REGION_WIN_BORDER,
s->y_off - REGION_WIN_BORDER);
}
if (s->show_region) {
if (s->region_win) {
XEvent evt = { .type = NoEventMask };
// Clean up the events, and do the initial draw or redraw.
while (XCheckMaskEvent(dpy, ExposureMask | StructureNotifyMask,
&evt))
;
if (evt.type)
x11grab_draw_region_win(s);
} else {
x11grab_region_win_init(s);
}
}
if (s->use_shm) {
if (!XShmGetImage(dpy, root, image, x_off, y_off, AllPlanes))
av_log(s1, AV_LOG_INFO, "XShmGetImage() failed\n");
} else {
if (!xget_zpixmap(dpy, root, image, x_off, y_off))
av_log(s1, AV_LOG_INFO, "XGetZPixmap() failed\n");
}
if (s->draw_mouse)
paint_mouse_pointer(image, s);
return s->frame_size;
}
| 4,810 |
qemu | 579967bea69bf1b32faee13ff76b19ba641a2618 | 1 | void usb_ep_combine_input_packets(USBEndpoint *ep)
{
USBPacket *p, *u, *next, *prev = NULL, *first = NULL;
USBPort *port = ep->dev->port;
int ret;
assert(ep->pipeline);
assert(ep->pid == USB_TOKEN_IN);
QTAILQ_FOREACH_SAFE(p, &ep->queue, queue, next) {
/* Empty the queue on a halt */
if (ep->halted) {
p->result = USB_RET_REMOVE_FROM_QUEUE;
port->ops->complete(port, p);
continue;
}
/* Skip packets already submitted to the device */
if (p->state == USB_PACKET_ASYNC) {
prev = p;
continue;
}
usb_packet_check_state(p, USB_PACKET_QUEUED);
/*
* If the previous (combined) packet has the short_not_ok flag set
* stop, as we must not submit packets to the device after a transfer
* ending with short_not_ok packet.
*/
if (prev && prev->short_not_ok) {
break;
}
if (first) {
if (first->combined == NULL) {
USBCombinedPacket *combined = g_new0(USBCombinedPacket, 1);
combined->first = first;
QTAILQ_INIT(&combined->packets);
qemu_iovec_init(&combined->iov, 2);
usb_combined_packet_add(combined, first);
}
usb_combined_packet_add(first->combined, p);
} else {
first = p;
}
/* Is this packet the last one of a (combined) transfer? */
if ((p->iov.size % ep->max_packet_size) != 0 || !p->short_not_ok ||
next == NULL) {
ret = usb_device_handle_data(ep->dev, first);
assert(ret == USB_RET_ASYNC);
if (first->combined) {
QTAILQ_FOREACH(u, &first->combined->packets, combined_entry) {
usb_packet_set_state(u, USB_PACKET_ASYNC);
}
} else {
usb_packet_set_state(first, USB_PACKET_ASYNC);
}
first = NULL;
prev = p;
}
}
}
| 4,811 |
qemu | 07c114bbf389c09c99fd451b0b0fddf88962f512 | 1 | static MemoryRegionSection *address_space_lookup_region(AddressSpaceDispatch *d,
hwaddr addr,
bool resolve_subpage)
{
MemoryRegionSection *section = atomic_read(&d->mru_section);
subpage_t *subpage;
bool update;
if (section && section != &d->map.sections[PHYS_SECTION_UNASSIGNED] &&
section_covers_addr(section, addr)) {
update = false;
} else {
section = phys_page_find(d, addr);
update = true;
}
if (resolve_subpage && section->mr->subpage) {
subpage = container_of(section->mr, subpage_t, iomem);
section = &d->map.sections[subpage->sub_section[SUBPAGE_IDX(addr)]];
}
if (update) {
atomic_set(&d->mru_section, section);
}
return section;
}
| 4,812 |
FFmpeg | fdbc544d29176ba69d67dd879df4696f0a19052e | 1 | static int asf_read_generic_value(AVFormatContext *s, uint8_t *name, uint16_t name_len,
int type, AVDictionary **met)
{
AVIOContext *pb = s->pb;
uint64_t value;
char buf[32];
switch (type) {
case ASF_BOOL:
value = avio_rl32(pb);
break;
case ASF_DWORD:
value = avio_rl32(pb);
break;
case ASF_QWORD:
value = avio_rl64(pb);
break;
case ASF_WORD:
value = avio_rl16(pb);
break;
default:
av_freep(&name);
return AVERROR_INVALIDDATA;
}
snprintf(buf, sizeof(buf), "%"PRIu64, value);
if (av_dict_set(met, name, buf, 0) < 0)
av_log(s, AV_LOG_WARNING, "av_dict_set failed.\n");
return 0;
}
| 4,813 |
qemu | 410cbafebc7168a278a23c856b4f5ff276ef1c85 | 1 | int do_netdev_add(Monitor *mon, const QDict *qdict, QObject **ret_data)
{
QemuOpts *opts;
int res;
opts = qemu_opts_from_qdict(&qemu_netdev_opts, qdict);
if (!opts) {
return -1;
res = net_client_init(mon, opts, 1);
return res; | 4,814 |
qemu | 2bf3aa85f08186b8162b76e7e8efe5b5a44306a6 | 1 | static int save_zero_page(RAMState *rs, RAMBlock *block, ram_addr_t offset,
uint8_t *p)
{
int pages = -1;
if (is_zero_range(p, TARGET_PAGE_SIZE)) {
rs->zero_pages++;
rs->bytes_transferred +=
save_page_header(rs, block, offset | RAM_SAVE_FLAG_COMPRESS);
qemu_put_byte(rs->f, 0);
rs->bytes_transferred += 1;
pages = 1;
}
return pages;
}
| 4,817 |
FFmpeg | 229843aa359ae0c9519977d7fa952688db63f559 | 0 | static int movie_push_frame(AVFilterContext *ctx, unsigned out_id)
{
MovieContext *movie = ctx->priv;
AVPacket *pkt = &movie->pkt;
enum AVMediaType frame_type;
MovieStream *st;
int ret, got_frame = 0, pkt_out_id;
AVFilterLink *outlink;
AVFrame *frame;
if (!pkt->size) {
if (movie->eof) {
if (movie->st[out_id].done) {
if (movie->loop_count != 1) {
ret = rewind_file(ctx);
if (ret < 0)
return ret;
movie->loop_count -= movie->loop_count > 1;
av_log(ctx, AV_LOG_VERBOSE, "Stream finished, looping.\n");
return 0; /* retry */
}
return AVERROR_EOF;
}
pkt->stream_index = movie->st[out_id].st->index;
/* packet is already ready for flushing */
} else {
ret = av_read_frame(movie->format_ctx, &movie->pkt0);
if (ret < 0) {
av_init_packet(&movie->pkt0); /* ready for flushing */
*pkt = movie->pkt0;
if (ret == AVERROR_EOF) {
movie->eof = 1;
return 0; /* start flushing */
}
return ret;
}
*pkt = movie->pkt0;
}
}
pkt_out_id = pkt->stream_index > movie->max_stream_index ? -1 :
movie->out_index[pkt->stream_index];
if (pkt_out_id < 0) {
av_free_packet(&movie->pkt0);
pkt->size = 0; /* ready for next run */
pkt->data = NULL;
return 0;
}
st = &movie->st[pkt_out_id];
outlink = ctx->outputs[pkt_out_id];
frame = av_frame_alloc();
if (!frame)
return AVERROR(ENOMEM);
frame_type = st->st->codec->codec_type;
switch (frame_type) {
case AVMEDIA_TYPE_VIDEO:
ret = avcodec_decode_video2(st->st->codec, frame, &got_frame, pkt);
break;
case AVMEDIA_TYPE_AUDIO:
ret = avcodec_decode_audio4(st->st->codec, frame, &got_frame, pkt);
break;
default:
ret = AVERROR(ENOSYS);
break;
}
if (ret < 0) {
av_log(ctx, AV_LOG_WARNING, "Decode error: %s\n", av_err2str(ret));
av_frame_free(&frame);
av_free_packet(&movie->pkt0);
movie->pkt.size = 0;
movie->pkt.data = NULL;
return 0;
}
if (!ret || st->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
ret = pkt->size;
pkt->data += ret;
pkt->size -= ret;
if (pkt->size <= 0) {
av_free_packet(&movie->pkt0);
pkt->size = 0; /* ready for next run */
pkt->data = NULL;
}
if (!got_frame) {
if (!ret)
st->done = 1;
av_frame_free(&frame);
return 0;
}
frame->pts = av_frame_get_best_effort_timestamp(frame);
av_dlog(ctx, "movie_push_frame(): file:'%s' %s\n", movie->file_name,
describe_frame_to_str((char[1024]){0}, 1024, frame, frame_type, outlink));
if (st->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
if (frame->format != outlink->format) {
av_log(ctx, AV_LOG_ERROR, "Format changed %s -> %s, discarding frame\n",
av_get_pix_fmt_name(outlink->format),
av_get_pix_fmt_name(frame->format)
);
av_frame_free(&frame);
return 0;
}
}
ret = ff_filter_frame(outlink, frame);
if (ret < 0)
return ret;
return pkt_out_id == out_id;
}
| 4,819 |
FFmpeg | 90540c2d5ace46a1e9789c75fde0b1f7dbb12a9b | 1 | static inline void RENAME(rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size)
{
const uint8_t *s = src;
const uint8_t *end;
const uint8_t *mm_end;
uint16_t *d = (uint16_t *)dst;
end = s + src_size;
__asm__ volatile(PREFETCH" %0"::"m"(*src):"memory");
__asm__ volatile(
"movq %0, %%mm7 \n\t"
"movq %1, %%mm6 \n\t"
::"m"(red_15mask),"m"(green_15mask));
mm_end = end - 15;
while (s < mm_end) {
__asm__ volatile(
PREFETCH" 32%1 \n\t"
"movd %1, %%mm0 \n\t"
"movd 3%1, %%mm3 \n\t"
"punpckldq 6%1, %%mm0 \n\t"
"punpckldq 9%1, %%mm3 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"movq %%mm3, %%mm4 \n\t"
"movq %%mm3, %%mm5 \n\t"
"psllq $7, %%mm0 \n\t"
"psllq $7, %%mm3 \n\t"
"pand %%mm7, %%mm0 \n\t"
"pand %%mm7, %%mm3 \n\t"
"psrlq $6, %%mm1 \n\t"
"psrlq $6, %%mm4 \n\t"
"pand %%mm6, %%mm1 \n\t"
"pand %%mm6, %%mm4 \n\t"
"psrlq $19, %%mm2 \n\t"
"psrlq $19, %%mm5 \n\t"
"pand %2, %%mm2 \n\t"
"pand %2, %%mm5 \n\t"
"por %%mm1, %%mm0 \n\t"
"por %%mm4, %%mm3 \n\t"
"por %%mm2, %%mm0 \n\t"
"por %%mm5, %%mm3 \n\t"
"psllq $16, %%mm3 \n\t"
"por %%mm3, %%mm0 \n\t"
MOVNTQ" %%mm0, %0 \n\t"
:"=m"(*d):"m"(*s),"m"(blue_15mask):"memory");
d += 4;
s += 12;
}
__asm__ volatile(SFENCE:::"memory");
__asm__ volatile(EMMS:::"memory");
while (s < end) {
const int r = *s++;
const int g = *s++;
const int b = *s++;
*d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7);
}
}
| 4,820 |
FFmpeg | 3176217c60ca7828712985092d9102d331ea4f3d | 0 | static int decode_picture_timing(H264Context *h)
{
if (h->sps.nal_hrd_parameters_present_flag ||
h->sps.vcl_hrd_parameters_present_flag) {
h->sei_cpb_removal_delay = get_bits(&h->gb,
h->sps.cpb_removal_delay_length);
h->sei_dpb_output_delay = get_bits(&h->gb,
h->sps.dpb_output_delay_length);
}
if (h->sps.pic_struct_present_flag) {
unsigned int i, num_clock_ts;
h->sei_pic_struct = get_bits(&h->gb, 4);
h->sei_ct_type = 0;
if (h->sei_pic_struct > SEI_PIC_STRUCT_FRAME_TRIPLING)
return AVERROR_INVALIDDATA;
num_clock_ts = sei_num_clock_ts_table[h->sei_pic_struct];
for (i = 0; i < num_clock_ts; i++) {
if (get_bits(&h->gb, 1)) { /* clock_timestamp_flag */
unsigned int full_timestamp_flag;
h->sei_ct_type |= 1 << get_bits(&h->gb, 2);
skip_bits(&h->gb, 1); /* nuit_field_based_flag */
skip_bits(&h->gb, 5); /* counting_type */
full_timestamp_flag = get_bits(&h->gb, 1);
skip_bits(&h->gb, 1); /* discontinuity_flag */
skip_bits(&h->gb, 1); /* cnt_dropped_flag */
skip_bits(&h->gb, 8); /* n_frames */
if (full_timestamp_flag) {
skip_bits(&h->gb, 6); /* seconds_value 0..59 */
skip_bits(&h->gb, 6); /* minutes_value 0..59 */
skip_bits(&h->gb, 5); /* hours_value 0..23 */
} else {
if (get_bits(&h->gb, 1)) { /* seconds_flag */
skip_bits(&h->gb, 6); /* seconds_value range 0..59 */
if (get_bits(&h->gb, 1)) { /* minutes_flag */
skip_bits(&h->gb, 6); /* minutes_value 0..59 */
if (get_bits(&h->gb, 1)) /* hours_flag */
skip_bits(&h->gb, 5); /* hours_value 0..23 */
}
}
}
if (h->sps.time_offset_length > 0)
skip_bits(&h->gb,
h->sps.time_offset_length); /* time_offset */
}
}
if (h->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(h->avctx, AV_LOG_DEBUG, "ct_type:%X pic_struct:%d\n",
h->sei_ct_type, h->sei_pic_struct);
}
return 0;
}
| 4,821 |
FFmpeg | 229843aa359ae0c9519977d7fa952688db63f559 | 0 | static int ftp_close(URLContext *h)
{
FTPContext *s = h->priv_data;
av_dlog(h, "ftp protocol close\n");
ftp_close_both_connections(s);
av_freep(&s->user);
av_freep(&s->password);
av_freep(&s->hostname);
av_freep(&s->path);
av_freep(&s->features);
return 0;
}
| 4,822 |
FFmpeg | a8dbe9514f865f6a8efb304a720025cb1ef9ae3f | 0 | int av_open_input_file(AVFormatContext **ic_ptr, const char *filename,
AVInputFormat *fmt,
int buf_size,
AVFormatParameters *ap)
{
AVFormatContext *ic = NULL;
int err;
char buf[PROBE_BUF_SIZE];
AVProbeData probe_data, *pd = &probe_data;
ic = av_mallocz(sizeof(AVFormatContext));
if (!ic) {
err = AVERROR_NOMEM;
goto fail;
}
pstrcpy(ic->filename, sizeof(ic->filename), filename);
pd->filename = ic->filename;
pd->buf = buf;
pd->buf_size = 0;
if (!fmt) {
/* guess format if no file can be opened */
fmt = probe_input_format(pd, 0);
}
/* if no file needed do not try to open one */
if (!fmt || !(fmt->flags & AVFMT_NOFILE)) {
if (url_fopen(&ic->pb, filename, URL_RDONLY) < 0) {
err = AVERROR_IO;
goto fail;
}
if (buf_size > 0) {
url_setbufsize(&ic->pb, buf_size);
}
/* read probe data */
pd->buf_size = get_buffer(&ic->pb, buf, PROBE_BUF_SIZE);
url_fseek(&ic->pb, 0, SEEK_SET);
}
/* guess file format */
if (!fmt) {
fmt = probe_input_format(pd, 1);
}
/* if still no format found, error */
if (!fmt) {
err = AVERROR_NOFMT;
goto fail;
}
ic->iformat = fmt;
/* allocate private data */
ic->priv_data = av_mallocz(fmt->priv_data_size);
if (!ic->priv_data) {
err = AVERROR_NOMEM;
goto fail;
}
/* check filename in case of an image number is expected */
if (ic->iformat->flags & AVFMT_NEEDNUMBER) {
if (filename_number_test(ic->filename) < 0) {
err = AVERROR_NUMEXPECTED;
goto fail1;
}
}
err = ic->iformat->read_header(ic, ap);
if (err < 0)
goto fail1;
*ic_ptr = ic;
return 0;
fail1:
if (!(fmt->flags & AVFMT_NOFILE)) {
url_fclose(&ic->pb);
}
fail:
if (ic) {
av_free(ic->priv_data);
}
av_free(ic);
*ic_ptr = NULL;
return err;
}
| 4,823 |
qemu | e7b9bc3e89152f14f426fa4d150d2a6ca02583c1 | 0 | static int dec_21154_pci_host_init(PCIDevice *d)
{
/* PCI2PCI bridge same values as PearPC - check this */
pci_config_set_vendor_id(d->config, PCI_VENDOR_ID_DEC);
pci_config_set_device_id(d->config, PCI_DEVICE_ID_DEC_21154);
pci_set_byte(d->config + PCI_REVISION_ID, 0x02);
pci_config_set_class(d->config, PCI_CLASS_BRIDGE_PCI);
return 0;
}
| 4,824 |
FFmpeg | eff2399f240db76b713b694508cdc8be175ab9fd | 0 | static void guess_mv(MpegEncContext *s)
{
uint8_t *fixed = av_malloc(s->mb_stride * s->mb_height);
#define MV_FROZEN 3
#define MV_CHANGED 2
#define MV_UNCHANGED 1
const int mb_stride = s->mb_stride;
const int mb_width = s->mb_width;
const int mb_height = s->mb_height;
int i, depth, num_avail;
int mb_x, mb_y, mot_step, mot_stride;
set_mv_strides(s, &mot_step, &mot_stride);
num_avail = 0;
for (i = 0; i < s->mb_num; i++) {
const int mb_xy = s->mb_index2xy[i];
int f = 0;
int error = s->error_status_table[mb_xy];
if (IS_INTRA(s->current_picture.f.mb_type[mb_xy]))
f = MV_FROZEN; // intra // FIXME check
if (!(error & ER_MV_ERROR))
f = MV_FROZEN; // inter with undamaged MV
fixed[mb_xy] = f;
if (f == MV_FROZEN)
num_avail++;
else if(s->last_picture.f.data[0] && s->last_picture.f.motion_val[0]){
const int mb_y= mb_xy / s->mb_stride;
const int mb_x= mb_xy % s->mb_stride;
const int mot_index= (mb_x + mb_y*mot_stride) * mot_step;
s->current_picture.f.motion_val[0][mot_index][0]= s->last_picture.f.motion_val[0][mot_index][0];
s->current_picture.f.motion_val[0][mot_index][1]= s->last_picture.f.motion_val[0][mot_index][1];
s->current_picture.f.ref_index[0][4*mb_xy] = s->last_picture.f.ref_index[0][4*mb_xy];
}
}
if ((!(s->avctx->error_concealment&FF_EC_GUESS_MVS)) ||
num_avail <= mb_width / 2) {
for (mb_y = 0; mb_y < s->mb_height; mb_y++) {
s->mb_x = 0;
s->mb_y = mb_y;
ff_init_block_index(s);
for (mb_x = 0; mb_x < s->mb_width; mb_x++) {
const int mb_xy = mb_x + mb_y * s->mb_stride;
ff_update_block_index(s);
if (IS_INTRA(s->current_picture.f.mb_type[mb_xy]))
continue;
if (!(s->error_status_table[mb_xy] & ER_MV_ERROR))
continue;
s->mv_dir = s->last_picture.f.data[0] ? MV_DIR_FORWARD
: MV_DIR_BACKWARD;
s->mb_intra = 0;
s->mv_type = MV_TYPE_16X16;
s->mb_skipped = 0;
s->dsp.clear_blocks(s->block[0]);
s->mb_x = mb_x;
s->mb_y = mb_y;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
decode_mb(s, 0);
}
}
goto end;
}
for (depth = 0; ; depth++) {
int changed, pass, none_left;
none_left = 1;
changed = 1;
for (pass = 0; (changed || pass < 2) && pass < 10; pass++) {
int mb_x, mb_y;
int score_sum = 0;
changed = 0;
for (mb_y = 0; mb_y < s->mb_height; mb_y++) {
s->mb_x = 0;
s->mb_y = mb_y;
ff_init_block_index(s);
for (mb_x = 0; mb_x < s->mb_width; mb_x++) {
const int mb_xy = mb_x + mb_y * s->mb_stride;
int mv_predictor[8][2] = { { 0 } };
int ref[8] = { 0 };
int pred_count = 0;
int j;
int best_score = 256 * 256 * 256 * 64;
int best_pred = 0;
const int mot_index = (mb_x + mb_y * mot_stride) * mot_step;
int prev_x, prev_y, prev_ref;
ff_update_block_index(s);
if ((mb_x ^ mb_y ^ pass) & 1)
continue;
if (fixed[mb_xy] == MV_FROZEN)
continue;
assert(!IS_INTRA(s->current_picture.f.mb_type[mb_xy]));
assert(s->last_picture_ptr && s->last_picture_ptr->f.data[0]);
j = 0;
if (mb_x > 0 && fixed[mb_xy - 1] == MV_FROZEN)
j = 1;
if (mb_x + 1 < mb_width && fixed[mb_xy + 1] == MV_FROZEN)
j = 1;
if (mb_y > 0 && fixed[mb_xy - mb_stride] == MV_FROZEN)
j = 1;
if (mb_y + 1 < mb_height && fixed[mb_xy + mb_stride] == MV_FROZEN)
j = 1;
if (j == 0)
continue;
j = 0;
if (mb_x > 0 && fixed[mb_xy - 1 ] == MV_CHANGED)
j = 1;
if (mb_x + 1 < mb_width && fixed[mb_xy + 1 ] == MV_CHANGED)
j = 1;
if (mb_y > 0 && fixed[mb_xy - mb_stride] == MV_CHANGED)
j = 1;
if (mb_y + 1 < mb_height && fixed[mb_xy + mb_stride] == MV_CHANGED)
j = 1;
if (j == 0 && pass > 1)
continue;
none_left = 0;
if (mb_x > 0 && fixed[mb_xy - 1]) {
mv_predictor[pred_count][0] =
s->current_picture.f.motion_val[0][mot_index - mot_step][0];
mv_predictor[pred_count][1] =
s->current_picture.f.motion_val[0][mot_index - mot_step][1];
ref[pred_count] =
s->current_picture.f.ref_index[0][4 * (mb_xy - 1)];
pred_count++;
}
if (mb_x + 1 < mb_width && fixed[mb_xy + 1]) {
mv_predictor[pred_count][0] =
s->current_picture.f.motion_val[0][mot_index + mot_step][0];
mv_predictor[pred_count][1] =
s->current_picture.f.motion_val[0][mot_index + mot_step][1];
ref[pred_count] =
s->current_picture.f.ref_index[0][4 * (mb_xy + 1)];
pred_count++;
}
if (mb_y > 0 && fixed[mb_xy - mb_stride]) {
mv_predictor[pred_count][0] =
s->current_picture.f.motion_val[0][mot_index - mot_stride * mot_step][0];
mv_predictor[pred_count][1] =
s->current_picture.f.motion_val[0][mot_index - mot_stride * mot_step][1];
ref[pred_count] =
s->current_picture.f.ref_index[0][4 * (mb_xy - s->mb_stride)];
pred_count++;
}
if (mb_y + 1<mb_height && fixed[mb_xy + mb_stride]) {
mv_predictor[pred_count][0] =
s->current_picture.f.motion_val[0][mot_index + mot_stride * mot_step][0];
mv_predictor[pred_count][1] =
s->current_picture.f.motion_val[0][mot_index + mot_stride * mot_step][1];
ref[pred_count] =
s->current_picture.f.ref_index[0][4 * (mb_xy + s->mb_stride)];
pred_count++;
}
if (pred_count == 0)
continue;
if (pred_count > 1) {
int sum_x = 0, sum_y = 0, sum_r = 0;
int max_x, max_y, min_x, min_y, max_r, min_r;
for (j = 0; j < pred_count; j++) {
sum_x += mv_predictor[j][0];
sum_y += mv_predictor[j][1];
sum_r += ref[j];
if (j && ref[j] != ref[j - 1])
goto skip_mean_and_median;
}
/* mean */
mv_predictor[pred_count][0] = sum_x / j;
mv_predictor[pred_count][1] = sum_y / j;
ref[pred_count] = sum_r / j;
/* median */
if (pred_count >= 3) {
min_y = min_x = min_r = 99999;
max_y = max_x = max_r = -99999;
} else {
min_x = min_y = max_x = max_y = min_r = max_r = 0;
}
for (j = 0; j < pred_count; j++) {
max_x = FFMAX(max_x, mv_predictor[j][0]);
max_y = FFMAX(max_y, mv_predictor[j][1]);
max_r = FFMAX(max_r, ref[j]);
min_x = FFMIN(min_x, mv_predictor[j][0]);
min_y = FFMIN(min_y, mv_predictor[j][1]);
min_r = FFMIN(min_r, ref[j]);
}
mv_predictor[pred_count + 1][0] = sum_x - max_x - min_x;
mv_predictor[pred_count + 1][1] = sum_y - max_y - min_y;
ref[pred_count + 1] = sum_r - max_r - min_r;
if (pred_count == 4) {
mv_predictor[pred_count + 1][0] /= 2;
mv_predictor[pred_count + 1][1] /= 2;
ref[pred_count + 1] /= 2;
}
pred_count += 2;
}
skip_mean_and_median:
/* zero MV */
pred_count++;
if (!fixed[mb_xy] && 0) {
if (s->avctx->codec_id == CODEC_ID_H264) {
// FIXME
} else {
ff_thread_await_progress(&s->last_picture_ptr->f,
mb_y, 0);
}
if (!s->last_picture.f.motion_val[0] ||
!s->last_picture.f.ref_index[0])
goto skip_last_mv;
prev_x = s->last_picture.f.motion_val[0][mot_index][0];
prev_y = s->last_picture.f.motion_val[0][mot_index][1];
prev_ref = s->last_picture.f.ref_index[0][4 * mb_xy];
} else {
prev_x = s->current_picture.f.motion_val[0][mot_index][0];
prev_y = s->current_picture.f.motion_val[0][mot_index][1];
prev_ref = s->current_picture.f.ref_index[0][4 * mb_xy];
}
/* last MV */
mv_predictor[pred_count][0] = prev_x;
mv_predictor[pred_count][1] = prev_y;
ref[pred_count] = prev_ref;
pred_count++;
skip_last_mv:
s->mv_dir = MV_DIR_FORWARD;
s->mb_intra = 0;
s->mv_type = MV_TYPE_16X16;
s->mb_skipped = 0;
s->dsp.clear_blocks(s->block[0]);
s->mb_x = mb_x;
s->mb_y = mb_y;
for (j = 0; j < pred_count; j++) {
int score = 0;
uint8_t *src = s->current_picture.f.data[0] +
mb_x * 16 + mb_y * 16 * s->linesize;
s->current_picture.f.motion_val[0][mot_index][0] =
s->mv[0][0][0] = mv_predictor[j][0];
s->current_picture.f.motion_val[0][mot_index][1] =
s->mv[0][0][1] = mv_predictor[j][1];
// predictor intra or otherwise not available
if (ref[j] < 0)
continue;
decode_mb(s, ref[j]);
if (mb_x > 0 && fixed[mb_xy - 1]) {
int k;
for (k = 0; k < 16; k++)
score += FFABS(src[k * s->linesize - 1] -
src[k * s->linesize]);
}
if (mb_x + 1 < mb_width && fixed[mb_xy + 1]) {
int k;
for (k = 0; k < 16; k++)
score += FFABS(src[k * s->linesize + 15] -
src[k * s->linesize + 16]);
}
if (mb_y > 0 && fixed[mb_xy - mb_stride]) {
int k;
for (k = 0; k < 16; k++)
score += FFABS(src[k - s->linesize] - src[k]);
}
if (mb_y + 1 < mb_height && fixed[mb_xy + mb_stride]) {
int k;
for (k = 0; k < 16; k++)
score += FFABS(src[k + s->linesize * 15] -
src[k + s->linesize * 16]);
}
if (score <= best_score) { // <= will favor the last MV
best_score = score;
best_pred = j;
}
}
score_sum += best_score;
s->mv[0][0][0] = mv_predictor[best_pred][0];
s->mv[0][0][1] = mv_predictor[best_pred][1];
for (i = 0; i < mot_step; i++)
for (j = 0; j < mot_step; j++) {
s->current_picture.f.motion_val[0][mot_index + i + j * mot_stride][0] = s->mv[0][0][0];
s->current_picture.f.motion_val[0][mot_index + i + j * mot_stride][1] = s->mv[0][0][1];
}
decode_mb(s, ref[best_pred]);
if (s->mv[0][0][0] != prev_x || s->mv[0][0][1] != prev_y) {
fixed[mb_xy] = MV_CHANGED;
changed++;
} else
fixed[mb_xy] = MV_UNCHANGED;
}
}
// printf(".%d/%d", changed, score_sum); fflush(stdout);
}
if (none_left)
goto end;
for (i = 0; i < s->mb_num; i++) {
int mb_xy = s->mb_index2xy[i];
if (fixed[mb_xy])
fixed[mb_xy] = MV_FROZEN;
}
// printf(":"); fflush(stdout);
}
end:
av_free(fixed);
}
| 4,825 |
qemu | 1ffc266539d443f83d5eb487593be50ef496f09e | 0 | static void audio_reset_timer (AudioState *s)
{
if (audio_is_timer_needed ()) {
timer_mod (s->ts,
qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + conf.period.ticks);
}
else {
timer_del (s->ts);
}
}
| 4,826 |
qemu | 2b584959ed300ddff4acba0d7554becad5f274fd | 0 | int bdrv_get_translation_hint(BlockDriverState *bs)
{
return bs->translation;
}
| 4,827 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static int omap_validate_emifs_addr(struct omap_mpu_state_s *s,
target_phys_addr_t addr)
{
return range_covers_byte(OMAP_EMIFS_BASE, OMAP_EMIFF_BASE - OMAP_EMIFS_BASE,
addr);
}
| 4,828 |
qemu | 3b098d56979d2f7fd707c5be85555d114353a28d | 0 | StringOutputVisitor *string_output_visitor_new(bool human)
{
StringOutputVisitor *v;
v = g_malloc0(sizeof(*v));
v->string = g_string_new(NULL);
v->human = human;
v->visitor.type = VISITOR_OUTPUT;
v->visitor.type_int64 = print_type_int64;
v->visitor.type_uint64 = print_type_uint64;
v->visitor.type_size = print_type_size;
v->visitor.type_bool = print_type_bool;
v->visitor.type_str = print_type_str;
v->visitor.type_number = print_type_number;
v->visitor.start_list = start_list;
v->visitor.next_list = next_list;
v->visitor.end_list = end_list;
v->visitor.free = string_output_free;
return v;
}
| 4,829 |
qemu | 568c73a4783cd981e9aa6de4f15dcda7829643ad | 0 | int qemu_input_key_value_to_number(const KeyValue *value)
{
if (value->kind == KEY_VALUE_KIND_QCODE) {
return qcode_to_number[value->qcode];
} else {
assert(value->kind == KEY_VALUE_KIND_NUMBER);
return value->number;
}
}
| 4,831 |
qemu | 2399d4e7cec22ecf1c51062d2ebfd45220dbaace | 0 | uint64_t HELPER(paired_cmpxchg64_be)(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_BEQ | MO_ALIGN_16, mem_idx);
oldv = helper_atomic_cmpxchgo_be_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);
o1 = ldq_be_p(haddr + 0);
o0 = ldq_be_p(haddr + 1);
oldv = int128_make128(o0, o1);
success = int128_eq(oldv, cmpv);
if (success) {
stq_be_p(haddr + 0, int128_gethi(newv));
stq_be_p(haddr + 1, int128_getlo(newv));
}
#else
int mem_idx = cpu_mmu_index(env, false);
TCGMemOpIdx oi0 = make_memop_idx(MO_BEQ | MO_ALIGN_16, mem_idx);
TCGMemOpIdx oi1 = make_memop_idx(MO_BEQ, mem_idx);
o1 = helper_be_ldq_mmu(env, addr + 0, oi0, ra);
o0 = helper_be_ldq_mmu(env, addr + 8, oi1, ra);
oldv = int128_make128(o0, o1);
success = int128_eq(oldv, cmpv);
if (success) {
helper_be_stq_mmu(env, addr + 0, int128_gethi(newv), oi1, ra);
helper_be_stq_mmu(env, addr + 8, int128_getlo(newv), oi1, ra);
}
#endif
}
return !success;
}
| 4,833 |
qemu | e91171e30235ae99ab8060988aa3c9536692bba8 | 0 | void ptimer_set_limit(ptimer_state *s, uint64_t limit, int reload)
{
/*
* Artificially limit timeout rate to something
* achievable under QEMU. Otherwise, QEMU spends all
* its time generating timer interrupts, and there
* is no forward progress.
* About ten microseconds is the fastest that really works
* on the current generation of host machines.
*/
if (!use_icount && limit * s->period < 10000 && s->period) {
limit = 10000 / s->period;
}
s->limit = limit;
if (reload)
s->delta = limit;
if (s->enabled && reload) {
s->next_event = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
ptimer_reload(s);
}
}
| 4,834 |
FFmpeg | f20b67173ca6a05b8c3dee02dad3b7243b96292b | 0 | static inline void conv_to_int32(int32_t *loc, float *samples, int num, float norm)
{
int i;
for (i = 0; i < num; i++)
loc[i] = ceilf((samples[i]/norm)*INT32_MAX);
}
| 4,836 |
FFmpeg | d1adad3cca407f493c3637e20ecd4f7124e69212 | 0 | static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,
long dstWidth, const uint8_t *src1,
const uint8_t *src2, int srcW, int xInc)
{
#if ARCH_X86
#if COMPILE_TEMPLATE_MMX2
int32_t *filterPos = c->hChrFilterPos;
int16_t *filter = c->hChrFilter;
int canMMX2BeUsed = c->canMMX2BeUsed;
void *mmx2FilterCode= c->chrMmx2FilterCode;
int i;
#if defined(PIC)
DECLARE_ALIGNED(8, uint64_t, ebxsave);
#endif
if (canMMX2BeUsed) {
__asm__ volatile(
#if defined(PIC)
"mov %%"REG_b", %6 \n\t"
#endif
"pxor %%mm7, %%mm7 \n\t"
"mov %0, %%"REG_c" \n\t"
"mov %1, %%"REG_D" \n\t"
"mov %2, %%"REG_d" \n\t"
"mov %3, %%"REG_b" \n\t"
"xor %%"REG_a", %%"REG_a" \n\t" // i
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
"xor %%"REG_a", %%"REG_a" \n\t" // i
"mov %5, %%"REG_c" \n\t" // src
"mov %1, %%"REG_D" \n\t" // buf1
"add $"AV_STRINGIFY(VOF)", %%"REG_D" \n\t"
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
CALL_MMX2_FILTER_CODE
#if defined(PIC)
"mov %6, %%"REG_b" \n\t"
#endif
:: "m" (src1), "m" (dst), "m" (filter), "m" (filterPos),
"m" (mmx2FilterCode), "m" (src2)
#if defined(PIC)
,"m" (ebxsave)
#endif
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
#if !defined(PIC)
,"%"REG_b
#endif
);
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) {
//printf("%d %d %d\n", dstWidth, i, srcW);
dst[i] = src1[srcW-1]*128;
dst[i+VOFW] = src2[srcW-1]*128;
}
} else {
#endif /* COMPILE_TEMPLATE_MMX2 */
x86_reg xInc_shr16 = (x86_reg) (xInc >> 16);
uint16_t xInc_mask = xInc & 0xffff;
x86_reg dstWidth_reg = dstWidth;
__asm__ volatile(
"xor %%"REG_a", %%"REG_a" \n\t" // i
"xor %%"REG_d", %%"REG_d" \n\t" // xx
"xorl %%ecx, %%ecx \n\t" // xalpha
".p2align 4 \n\t"
"1: \n\t"
"mov %0, %%"REG_S" \n\t"
"movzbl (%%"REG_S", %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%%"REG_S", %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
"movzbl (%5, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%5, %%"REG_d"), %%esi \n\t" //src[xx+1]
FAST_BILINEAR_X86
"movw %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
"add $1, %%"REG_a" \n\t"
"cmp %2, %%"REG_a" \n\t"
" jb 1b \n\t"
/* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
which is needed to support GCC 4.0. */
#if ARCH_X86_64 && AV_GCC_VERSION_AT_LEAST(3,4)
:: "m" (src1), "m" (dst), "g" (dstWidth_reg), "m" (xInc_shr16), "m" (xInc_mask),
#else
:: "m" (src1), "m" (dst), "m" (dstWidth_reg), "m" (xInc_shr16), "m" (xInc_mask),
#endif
"r" (src2)
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
);
#if COMPILE_TEMPLATE_MMX2
} //if MMX2 can't be used
#endif
#else
int i;
unsigned int xpos=0;
for (i=0;i<dstWidth;i++) {
register unsigned int xx=xpos>>16;
register unsigned int xalpha=(xpos&0xFFFF)>>9;
dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);
dst[i+VOFW]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
/* slower
dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
dst[i+VOFW]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
*/
xpos+=xInc;
}
#endif /* ARCH_X86 */
}
| 4,837 |
qemu | f06b2031a31cdd3acf6f61a977e505b8c6b58f73 | 0 | static void ga_channel_listen_close(GAChannel *c)
{
g_assert(c->method == GA_CHANNEL_UNIX_LISTEN);
g_assert(c->listen_channel);
g_io_channel_shutdown(c->listen_channel, true, NULL);
g_io_channel_unref(c->listen_channel);
c->listen_channel = NULL;
}
| 4,838 |
qemu | 758e8e38eb582e3dc87fd55a1d234c25108a7b7f | 0 | static int v9fs_do_setuid(V9fsState *s, uid_t uid)
{
return s->ops->setuid(&s->ctx, uid);
}
| 4,839 |
qemu | c1076c3e13a86140cc2ba29866512df8460cc7c2 | 0 | static void vgafb_update_display(void *opaque)
{
MilkymistVgafbState *s = opaque;
SysBusDevice *sbd;
DisplaySurface *surface = qemu_console_surface(s->con);
int first = 0;
int last = 0;
drawfn fn;
if (!vgafb_enabled(s)) {
return;
}
sbd = SYS_BUS_DEVICE(s);
int dest_width = s->regs[R_HRES];
switch (surface_bits_per_pixel(surface)) {
case 0:
return;
case 8:
fn = draw_line_8;
break;
case 15:
fn = draw_line_15;
dest_width *= 2;
break;
case 16:
fn = draw_line_16;
dest_width *= 2;
break;
case 24:
fn = draw_line_24;
dest_width *= 3;
break;
case 32:
fn = draw_line_32;
dest_width *= 4;
break;
default:
hw_error("milkymist_vgafb: bad color depth\n");
break;
}
framebuffer_update_display(surface, sysbus_address_space(sbd),
s->regs[R_BASEADDRESS] + s->fb_offset,
s->regs[R_HRES],
s->regs[R_VRES],
s->regs[R_HRES] * 2,
dest_width,
0,
s->invalidate,
fn,
NULL,
&first, &last);
if (first >= 0) {
dpy_gfx_update(s->con, 0, first, s->regs[R_HRES], last - first + 1);
}
s->invalidate = 0;
}
| 4,840 |
qemu | 8543243c29a60f102d7a3d98027b46bc8cdac421 | 0 | static void mainstone_common_init(int ram_size, int vga_ram_size,
DisplayState *ds, const char *kernel_filename,
const char *kernel_cmdline, const char *initrd_filename,
const char *cpu_model, enum mainstone_model_e model, int arm_id)
{
uint32_t mainstone_ram = 0x04000000;
uint32_t mainstone_rom = 0x00800000;
struct pxa2xx_state_s *cpu;
qemu_irq *mst_irq;
int index;
if (!cpu_model)
cpu_model = "pxa270-c5";
/* Setup CPU & memory */
if (ram_size < mainstone_ram + mainstone_rom + PXA2XX_INTERNAL_SIZE) {
fprintf(stderr, "This platform requires %i bytes of memory\n",
mainstone_ram + mainstone_rom + PXA2XX_INTERNAL_SIZE);
exit(1);
}
cpu = pxa270_init(mainstone_ram, ds, cpu_model);
cpu_register_physical_memory(0, mainstone_rom,
qemu_ram_alloc(mainstone_rom) | IO_MEM_ROM);
/* Setup initial (reset) machine state */
cpu->env->regs[15] = PXA2XX_SDRAM_BASE;
/* There are two 32MiB flash devices on the board */
index = drive_get_index(IF_PFLASH, 0, 0);
if (index == -1) {
fprintf(stderr, "Two flash images must be given with the "
"'pflash' parameter\n");
exit(1);
}
if (!pflash_register(MST_FLASH_0, mainstone_ram + PXA2XX_INTERNAL_SIZE,
drives_table[index].bdrv,
256 * 1024, 128, 4, 0, 0, 0, 0)) {
fprintf(stderr, "qemu: Error registering flash memory.\n");
exit(1);
}
index = drive_get_index(IF_PFLASH, 0, 1);
if (index == -1) {
fprintf(stderr, "Two flash images must be given with the "
"'pflash' parameter\n");
exit(1);
}
if (!pflash_register(MST_FLASH_1, mainstone_ram + PXA2XX_INTERNAL_SIZE,
drives_table[index].bdrv,
256 * 1024, 128, 4, 0, 0, 0, 0)) {
fprintf(stderr, "qemu: Error registering flash memory.\n");
exit(1);
}
mst_irq = mst_irq_init(cpu, MST_FPGA_PHYS, PXA2XX_PIC_GPIO_0);
/* MMC/SD host */
pxa2xx_mmci_handlers(cpu->mmc, mst_irq[MMC_IRQ], mst_irq[MMC_IRQ]);
smc91c111_init(&nd_table[0], MST_ETH_PHYS, mst_irq[ETHERNET_IRQ]);
arm_load_kernel(cpu->env, mainstone_ram, kernel_filename, kernel_cmdline,
initrd_filename, arm_id, PXA2XX_SDRAM_BASE);
}
| 4,841 |
qemu | fc89efe693278c79273f3bbf6b581e8a749c85b0 | 0 | uint32_t HELPER(xc)(CPUS390XState *env, uint32_t l, uint64_t dest,
uint64_t src)
{
int i;
unsigned char x;
uint32_t cc = 0;
HELPER_LOG("%s l %d dest %" PRIx64 " src %" PRIx64 "\n",
__func__, l, dest, src);
#ifndef CONFIG_USER_ONLY
/* xor with itself is the same as memset(0) */
if ((l > 32) && (src == dest) &&
(src & TARGET_PAGE_MASK) == ((src + l) & TARGET_PAGE_MASK)) {
mvc_fast_memset(env, l + 1, dest, 0);
return 0;
}
#else
if (src == dest) {
memset(g2h(dest), 0, l + 1);
return 0;
}
#endif
for (i = 0; i <= l; i++) {
x = cpu_ldub_data(env, dest + i) ^ cpu_ldub_data(env, src + i);
if (x) {
cc = 1;
}
cpu_stb_data(env, dest + i, x);
}
return cc;
}
| 4,843 |
qemu | 4daf62594d13dfca2ce3a74dd3bddee5f54d7127 | 0 | static int xen_pt_pci_config_access_check(PCIDevice *d, uint32_t addr, int len)
{
/* check offset range */
if (addr >= 0xFF) {
XEN_PT_ERR(d, "Failed to access register with offset exceeding 0xFF. "
"(addr: 0x%02x, len: %d)\n", addr, len);
return -1;
}
/* check read size */
if ((len != 1) && (len != 2) && (len != 4)) {
XEN_PT_ERR(d, "Failed to access register with invalid access length. "
"(addr: 0x%02x, len: %d)\n", addr, len);
return -1;
}
/* check offset alignment */
if (addr & (len - 1)) {
XEN_PT_ERR(d, "Failed to access register with invalid access size "
"alignment. (addr: 0x%02x, len: %d)\n", addr, len);
return -1;
}
return 0;
}
| 4,844 |
qemu | 2c1885adcf0312da80c7317b09f9adad97fa0fc6 | 0 | static inline int dmg_read_chunk(BlockDriverState *bs, int sector_num)
{
BDRVDMGState *s = bs->opaque;
if(!is_sector_in_chunk(s,s->current_chunk,sector_num)) {
int ret;
uint32_t chunk = search_chunk(s,sector_num);
if(chunk>=s->n_chunks)
return -1;
s->current_chunk = s->n_chunks;
switch(s->types[chunk]) {
case 0x80000005: { /* zlib compressed */
int i;
/* we need to buffer, because only the chunk as whole can be
* inflated. */
i=0;
do {
ret = bdrv_pread(bs->file, s->offsets[chunk] + i,
s->compressed_chunk+i, s->lengths[chunk]-i);
if(ret<0 && errno==EINTR)
ret=0;
i+=ret;
} while(ret>=0 && ret+i<s->lengths[chunk]);
if (ret != s->lengths[chunk])
return -1;
s->zstream.next_in = s->compressed_chunk;
s->zstream.avail_in = s->lengths[chunk];
s->zstream.next_out = s->uncompressed_chunk;
s->zstream.avail_out = 512*s->sectorcounts[chunk];
ret = inflateReset(&s->zstream);
if(ret != Z_OK)
return -1;
ret = inflate(&s->zstream, Z_FINISH);
if(ret != Z_STREAM_END || s->zstream.total_out != 512*s->sectorcounts[chunk])
return -1;
break; }
case 1: /* copy */
ret = bdrv_pread(bs->file, s->offsets[chunk],
s->uncompressed_chunk, s->lengths[chunk]);
if (ret != s->lengths[chunk])
return -1;
break;
case 2: /* zero */
memset(s->uncompressed_chunk, 0, 512*s->sectorcounts[chunk]);
break;
}
s->current_chunk = chunk;
}
return 0;
}
| 4,845 |
qemu | 64607d088132abdb25bf30d93e97d0c8df7b364c | 0 | void object_property_add_child(Object *obj, const char *name,
Object *child, Error **errp)
{
Error *local_err = NULL;
gchar *type;
type = g_strdup_printf("child<%s>", object_get_typename(OBJECT(child)));
object_property_add(obj, name, type, object_get_child_property, NULL,
object_finalize_child_property, child, &local_err);
if (local_err) {
error_propagate(errp, local_err);
goto out;
}
object_ref(child);
g_assert(child->parent == NULL);
child->parent = obj;
out:
g_free(type);
}
| 4,846 |
qemu | 65ed2ed90d9d81fd4b639029be850ea5651f919f | 1 | void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
int mmu_idx, uintptr_t retaddr)
{
bool ret;
uint32_t fsr = 0;
ARMMMUFaultInfo fi = {};
ret = arm_tlb_fill(cs, addr, access_type, mmu_idx, &fsr, &fi);
if (unlikely(ret)) {
ARMCPU *cpu = ARM_CPU(cs);
CPUARMState *env = &cpu->env;
uint32_t syn, exc;
unsigned int target_el;
bool same_el;
if (retaddr) {
/* now we have a real cpu fault */
cpu_restore_state(cs, retaddr);
}
target_el = exception_target_el(env);
if (fi.stage2) {
target_el = 2;
env->cp15.hpfar_el2 = extract64(fi.s2addr, 12, 47) << 4;
}
same_el = arm_current_el(env) == target_el;
/* AArch64 syndrome does not have an LPAE bit */
syn = fsr & ~(1 << 9);
/* For insn and data aborts we assume there is no instruction syndrome
* information; this is always true for exceptions reported to EL1.
*/
if (access_type == MMU_INST_FETCH) {
syn = syn_insn_abort(same_el, 0, fi.s1ptw, syn);
exc = EXCP_PREFETCH_ABORT;
} else {
syn = merge_syn_data_abort(env->exception.syndrome, target_el,
same_el, fi.s1ptw,
access_type == MMU_DATA_STORE, syn);
if (access_type == MMU_DATA_STORE
&& arm_feature(env, ARM_FEATURE_V6)) {
fsr |= (1 << 11);
}
exc = EXCP_DATA_ABORT;
}
env->exception.vaddress = addr;
env->exception.fsr = fsr;
raise_exception(env, exc, syn, target_el);
}
}
| 4,850 |
FFmpeg | 1f1207145a0f2d26e5e3525bea6cc417a3ec39cf | 1 | static inline FFAMediaCodec *codec_create(int method, const char *arg)
{
int ret = -1;
JNIEnv *env = NULL;
FFAMediaCodec *codec = NULL;
jstring jarg = NULL;
jobject object = NULL;
jmethodID create_id = NULL;
codec = av_mallocz(sizeof(FFAMediaCodec));
if (!codec) {
return NULL;
codec->class = &amediacodec_class;
env = ff_jni_get_env(codec);
if (!env) {
av_freep(&codec);
return NULL;
if (ff_jni_init_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec) < 0) {
goto fail;
jarg = ff_jni_utf_chars_to_jstring(env, arg, codec);
if (!jarg) {
goto fail;
switch (method) {
case CREATE_CODEC_BY_NAME: create_id = codec->jfields.create_by_codec_name_id; break;
case CREATE_DECODER_BY_TYPE: create_id = codec->jfields.create_decoder_by_type_id; break;
case CREATE_ENCODER_BY_TYPE: create_id = codec->jfields.create_encoder_by_type_id; break;
default:
av_assert0(0);
object = (*env)->CallStaticObjectMethod(env,
codec->jfields.mediacodec_class,
create_id,
jarg);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
codec->object = (*env)->NewGlobalRef(env, object);
if (!codec->object) {
goto fail;
if (codec_init_static_fields(codec) < 0) {
goto fail;
if (codec->jfields.get_input_buffer_id && codec->jfields.get_output_buffer_id) {
codec->has_get_i_o_buffer = 1;
ret = 0;
fail:
if (jarg) {
(*env)->DeleteLocalRef(env, jarg);
if (object) {
(*env)->DeleteLocalRef(env, object);
if (ret < 0) {
ff_jni_reset_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec);
av_freep(&codec);
return codec;
| 4,851 |
FFmpeg | b8ed15d6378f00e158c72c526fa0fce17da77361 | 1 | static int parse_header(OutputStream *os, const uint8_t *buf, int buf_size)
{
if (buf_size < 13)
return AVERROR_INVALIDDATA;
if (memcmp(buf, "FLV", 3))
return AVERROR_INVALIDDATA;
buf += 13;
buf_size -= 13;
while (buf_size >= 11 + 4) {
int type = buf[0];
int size = AV_RB24(&buf[1]) + 11 + 4;
if (size > buf_size)
return AVERROR_INVALIDDATA;
if (type == 8 || type == 9) {
if (os->nb_extra_packets > FF_ARRAY_ELEMS(os->extra_packets))
return AVERROR_INVALIDDATA;
os->extra_packet_sizes[os->nb_extra_packets] = size;
os->extra_packets[os->nb_extra_packets] = av_malloc(size);
if (!os->extra_packets[os->nb_extra_packets])
return AVERROR(ENOMEM);
memcpy(os->extra_packets[os->nb_extra_packets], buf, size);
os->nb_extra_packets++;
} else if (type == 0x12) {
if (os->metadata)
return AVERROR_INVALIDDATA;
os->metadata_size = size - 11 - 4;
os->metadata = av_malloc(os->metadata_size);
if (!os->metadata)
return AVERROR(ENOMEM);
memcpy(os->metadata, buf + 11, os->metadata_size);
}
buf += size;
buf_size -= size;
}
if (!os->metadata)
return AVERROR_INVALIDDATA;
return 0;
}
| 4,852 |
qemu | d0bce760e04b1658a3b4ac95be2839ae20fd86db | 1 | static void omap_i2c_send(I2CAdapter *i2c, uint8_t addr,
const uint8_t *buf, uint16_t len)
{
OMAPI2C *s = (OMAPI2C *)i2c;
uint16_t data;
omap_i2c_set_slave_addr(s, addr);
data = len;
memwrite(s->addr + OMAP_I2C_CNT, &data, 2);
data = OMAP_I2C_CON_I2C_EN |
OMAP_I2C_CON_TRX |
OMAP_I2C_CON_MST |
OMAP_I2C_CON_STT |
OMAP_I2C_CON_STP;
memwrite(s->addr + OMAP_I2C_CON, &data, 2);
memread(s->addr + OMAP_I2C_CON, &data, 2);
g_assert((data & OMAP_I2C_CON_STP) != 0);
memread(s->addr + OMAP_I2C_STAT, &data, 2);
g_assert((data & OMAP_I2C_STAT_NACK) == 0);
while (len > 1) {
memread(s->addr + OMAP_I2C_STAT, &data, 2);
g_assert((data & OMAP_I2C_STAT_XRDY) != 0);
memwrite(s->addr + OMAP_I2C_DATA, buf, 2);
buf = (uint8_t *)buf + 2;
len -= 2;
}
if (len == 1) {
memread(s->addr + OMAP_I2C_STAT, &data, 2);
g_assert((data & OMAP_I2C_STAT_XRDY) != 0);
memwrite(s->addr + OMAP_I2C_DATA, buf, 1);
}
memread(s->addr + OMAP_I2C_CON, &data, 2);
g_assert((data & OMAP_I2C_CON_STP) == 0);
}
| 4,853 |
qemu | ce3bc112cdb1d462e2d52eaa17a7314e7f3af504 | 1 | static void mps2_common_init(MachineState *machine)
{
MPS2MachineState *mms = MPS2_MACHINE(machine);
MPS2MachineClass *mmc = MPS2_MACHINE_GET_CLASS(machine);
MemoryRegion *system_memory = get_system_memory();
DeviceState *armv7m, *sccdev;
if (!machine->cpu_model) {
machine->cpu_model = mmc->cpu_model;
}
if (strcmp(machine->cpu_model, mmc->cpu_model) != 0) {
error_report("This board can only be used with CPU %s", mmc->cpu_model);
exit(1);
}
/* The FPGA images have an odd combination of different RAMs,
* because in hardware they are different implementations and
* connected to different buses, giving varying performance/size
* tradeoffs. For QEMU they're all just RAM, though. We arbitrarily
* call the 16MB our "system memory", as it's the largest lump.
*
* Common to both boards:
* 0x21000000..0x21ffffff : PSRAM (16MB)
* AN385 only:
* 0x00000000 .. 0x003fffff : ZBT SSRAM1
* 0x00400000 .. 0x007fffff : mirror of ZBT SSRAM1
* 0x20000000 .. 0x203fffff : ZBT SSRAM 2&3
* 0x20400000 .. 0x207fffff : mirror of ZBT SSRAM 2&3
* 0x01000000 .. 0x01003fff : block RAM (16K)
* 0x01004000 .. 0x01007fff : mirror of above
* 0x01008000 .. 0x0100bfff : mirror of above
* 0x0100c000 .. 0x0100ffff : mirror of above
* AN511 only:
* 0x00000000 .. 0x0003ffff : FPGA block RAM
* 0x00400000 .. 0x007fffff : ZBT SSRAM1
* 0x20000000 .. 0x2001ffff : SRAM
* 0x20400000 .. 0x207fffff : ZBT SSRAM 2&3
*
* The AN385 has a feature where the lowest 16K can be mapped
* either to the bottom of the ZBT SSRAM1 or to the block RAM.
* This is of no use for QEMU so we don't implement it (as if
* zbt_boot_ctrl is always zero).
*/
memory_region_allocate_system_memory(&mms->psram,
NULL, "mps.ram", 0x1000000);
memory_region_add_subregion(system_memory, 0x21000000, &mms->psram);
switch (mmc->fpga_type) {
case FPGA_AN385:
make_ram(&mms->ssram1, "mps.ssram1", 0x0, 0x400000);
make_ram_alias(&mms->ssram1_m, "mps.ssram1_m", &mms->ssram1, 0x400000);
make_ram(&mms->ssram23, "mps.ssram23", 0x20000000, 0x400000);
make_ram_alias(&mms->ssram23_m, "mps.ssram23_m",
&mms->ssram23, 0x20400000);
make_ram(&mms->blockram, "mps.blockram", 0x01000000, 0x4000);
make_ram_alias(&mms->blockram_m1, "mps.blockram_m1",
&mms->blockram, 0x01004000);
make_ram_alias(&mms->blockram_m2, "mps.blockram_m2",
&mms->blockram, 0x01008000);
make_ram_alias(&mms->blockram_m3, "mps.blockram_m3",
&mms->blockram, 0x0100c000);
break;
case FPGA_AN511:
make_ram(&mms->blockram, "mps.blockram", 0x0, 0x40000);
make_ram(&mms->ssram1, "mps.ssram1", 0x00400000, 0x00800000);
make_ram(&mms->sram, "mps.sram", 0x20000000, 0x20000);
make_ram(&mms->ssram23, "mps.ssram23", 0x20400000, 0x400000);
break;
default:
g_assert_not_reached();
}
object_initialize(&mms->armv7m, sizeof(mms->armv7m), TYPE_ARMV7M);
armv7m = DEVICE(&mms->armv7m);
qdev_set_parent_bus(armv7m, sysbus_get_default());
switch (mmc->fpga_type) {
case FPGA_AN385:
qdev_prop_set_uint32(armv7m, "num-irq", 32);
break;
case FPGA_AN511:
qdev_prop_set_uint32(armv7m, "num-irq", 64);
break;
default:
g_assert_not_reached();
}
qdev_prop_set_string(armv7m, "cpu-model", machine->cpu_model);
object_property_set_link(OBJECT(&mms->armv7m), OBJECT(system_memory),
"memory", &error_abort);
object_property_set_bool(OBJECT(&mms->armv7m), true, "realized",
&error_fatal);
create_unimplemented_device("zbtsmram mirror", 0x00400000, 0x00400000);
create_unimplemented_device("RESERVED 1", 0x00800000, 0x00800000);
create_unimplemented_device("Block RAM", 0x01000000, 0x00010000);
create_unimplemented_device("RESERVED 2", 0x01010000, 0x1EFF0000);
create_unimplemented_device("RESERVED 3", 0x20800000, 0x00800000);
create_unimplemented_device("PSRAM", 0x21000000, 0x01000000);
/* These three ranges all cover multiple devices; we may implement
* some of them below (in which case the real device takes precedence
* over the unimplemented-region mapping).
*/
create_unimplemented_device("CMSDK APB peripheral region @0x40000000",
0x40000000, 0x00010000);
create_unimplemented_device("CMSDK peripheral region @0x40010000",
0x40010000, 0x00010000);
create_unimplemented_device("Extra peripheral region @0x40020000",
0x40020000, 0x00010000);
create_unimplemented_device("RESERVED 4", 0x40030000, 0x001D0000);
create_unimplemented_device("VGA", 0x41000000, 0x0200000);
switch (mmc->fpga_type) {
case FPGA_AN385:
{
/* The overflow IRQs for UARTs 0, 1 and 2 are ORed together.
* Overflow for UARTs 4 and 5 doesn't trigger any interrupt.
*/
Object *orgate;
DeviceState *orgate_dev;
int i;
orgate = object_new(TYPE_OR_IRQ);
object_property_set_int(orgate, 6, "num-lines", &error_fatal);
object_property_set_bool(orgate, true, "realized", &error_fatal);
orgate_dev = DEVICE(orgate);
qdev_connect_gpio_out(orgate_dev, 0, qdev_get_gpio_in(armv7m, 12));
for (i = 0; i < 5; i++) {
static const hwaddr uartbase[] = {0x40004000, 0x40005000,
0x40006000, 0x40007000,
0x40009000};
Chardev *uartchr = i < MAX_SERIAL_PORTS ? serial_hds[i] : NULL;
/* RX irq number; TX irq is always one greater */
static const int uartirq[] = {0, 2, 4, 18, 20};
qemu_irq txovrint = NULL, rxovrint = NULL;
if (i < 3) {
txovrint = qdev_get_gpio_in(orgate_dev, i * 2);
rxovrint = qdev_get_gpio_in(orgate_dev, i * 2 + 1);
}
cmsdk_apb_uart_create(uartbase[i],
qdev_get_gpio_in(armv7m, uartirq[i] + 1),
qdev_get_gpio_in(armv7m, uartirq[i]),
txovrint, rxovrint,
NULL,
uartchr, SYSCLK_FRQ);
}
break;
}
case FPGA_AN511:
{
/* The overflow IRQs for all UARTs are ORed together.
* Tx and Rx IRQs for each UART are ORed together.
*/
Object *orgate;
DeviceState *orgate_dev;
int i;
orgate = object_new(TYPE_OR_IRQ);
object_property_set_int(orgate, 10, "num-lines", &error_fatal);
object_property_set_bool(orgate, true, "realized", &error_fatal);
orgate_dev = DEVICE(orgate);
qdev_connect_gpio_out(orgate_dev, 0, qdev_get_gpio_in(armv7m, 12));
for (i = 0; i < 5; i++) {
/* system irq numbers for the combined tx/rx for each UART */
static const int uart_txrx_irqno[] = {0, 2, 45, 46, 56};
static const hwaddr uartbase[] = {0x40004000, 0x40005000,
0x4002c000, 0x4002d000,
0x4002e000};
Chardev *uartchr = i < MAX_SERIAL_PORTS ? serial_hds[i] : NULL;
Object *txrx_orgate;
DeviceState *txrx_orgate_dev;
txrx_orgate = object_new(TYPE_OR_IRQ);
object_property_set_int(txrx_orgate, 2, "num-lines", &error_fatal);
object_property_set_bool(txrx_orgate, true, "realized",
&error_fatal);
txrx_orgate_dev = DEVICE(txrx_orgate);
qdev_connect_gpio_out(txrx_orgate_dev, 0,
qdev_get_gpio_in(armv7m, uart_txrx_irqno[i]));
cmsdk_apb_uart_create(uartbase[i],
qdev_get_gpio_in(txrx_orgate_dev, 0),
qdev_get_gpio_in(txrx_orgate_dev, 1),
qdev_get_gpio_in(orgate_dev, 0),
qdev_get_gpio_in(orgate_dev, 1),
NULL,
uartchr, SYSCLK_FRQ);
}
break;
}
default:
g_assert_not_reached();
}
cmsdk_apb_timer_create(0x40000000, qdev_get_gpio_in(armv7m, 8), SYSCLK_FRQ);
cmsdk_apb_timer_create(0x40001000, qdev_get_gpio_in(armv7m, 9), SYSCLK_FRQ);
object_initialize(&mms->scc, sizeof(mms->scc), TYPE_MPS2_SCC);
sccdev = DEVICE(&mms->scc);
qdev_set_parent_bus(sccdev, sysbus_get_default());
qdev_prop_set_uint32(sccdev, "scc-cfg4", 0x2);
qdev_prop_set_uint32(sccdev, "scc-aid", 0x02000008);
qdev_prop_set_uint32(sccdev, "scc-id", mmc->scc_id);
object_property_set_bool(OBJECT(&mms->scc), true, "realized",
&error_fatal);
sysbus_mmio_map(SYS_BUS_DEVICE(sccdev), 0, 0x4002f000);
/* In hardware this is a LAN9220; the LAN9118 is software compatible
* except that it doesn't support the checksum-offload feature.
*/
lan9118_init(&nd_table[0], 0x40200000,
qdev_get_gpio_in(armv7m,
mmc->fpga_type == FPGA_AN385 ? 13 : 47));
system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ;
armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
0x400000);
}
| 4,854 |
FFmpeg | 369a12082635bb6655412dd4407759caf48d48c9 | 1 | static int xbm_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
AVFrame *p = data;
const uint8_t *end, *ptr = avpkt->data;
uint8_t *dst;
int ret, linesize, i, j;
end = avpkt->data + avpkt->size;
while (!avctx->width || !avctx->height) {
char name[256];
int number, len;
ptr += strcspn(ptr, "#");
if (sscanf(ptr, "#define %256s %u", name, &number) != 2) {
av_log(avctx, AV_LOG_ERROR, "Unexpected preprocessor directive\n");
return AVERROR_INVALIDDATA;
}
len = strlen(name);
if ((len > 6) && !avctx->height && !memcmp(name + len - 7, "_height", 7)) {
avctx->height = number;
} else if ((len > 5) && !avctx->width && !memcmp(name + len - 6, "_width", 6)) {
avctx->width = number;
} else {
av_log(avctx, AV_LOG_ERROR, "Unknown define '%s'\n", name);
return AVERROR_INVALIDDATA;
}
ptr += strcspn(ptr, "\n\r") + 1;
}
if ((ret = ff_get_buffer(avctx, p, 0)) < 0)
return ret;
// goto start of image data
ptr += strcspn(ptr, "{") + 1;
linesize = (avctx->width + 7) / 8;
for (i = 0; i < avctx->height; i++) {
dst = p->data[0] + i * p->linesize[0];
for (j = 0; j < linesize; j++) {
uint8_t val;
ptr += strcspn(ptr, "x") + 1;
if (ptr < end && av_isxdigit(*ptr)) {
val = convert(*ptr);
ptr++;
if (av_isxdigit(*ptr))
val = (val << 4) + convert(*ptr);
*dst++ = ff_reverse[val];
} else {
av_log(avctx, AV_LOG_ERROR, "Unexpected data at '%.8s'\n", ptr);
return AVERROR_INVALIDDATA;
}
}
}
p->key_frame = 1;
p->pict_type = AV_PICTURE_TYPE_I;
*got_frame = 1;
return avpkt->size;
}
| 4,855 |
qemu | 800675f11742b6080e40d17b8d5f35d3a5fc5724 | 1 | int mips_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
{
MIPSCPU *cpu = MIPS_CPU(cs);
CPUMIPSState *env = &cpu->env;
target_ulong tmp;
tmp = ldtul_p(mem_buf);
if (n < 32) {
env->active_tc.gpr[n] = tmp;
return sizeof(target_ulong);
}
if (env->CP0_Config1 & (1 << CP0C1_FP)
&& n >= 38 && n < 73) {
if (n < 70) {
if (env->CP0_Status & (1 << CP0St_FR)) {
env->active_fpu.fpr[n - 38].d = tmp;
} else {
env->active_fpu.fpr[n - 38].w[FP_ENDIAN_IDX] = tmp;
}
}
switch (n) {
case 70:
env->active_fpu.fcr31 = tmp & 0xFF83FFFF;
/* set rounding mode */
RESTORE_ROUNDING_MODE;
break;
case 71:
env->active_fpu.fcr0 = tmp;
break;
}
return sizeof(target_ulong);
}
switch (n) {
case 32:
env->CP0_Status = tmp;
break;
case 33:
env->active_tc.LO[0] = tmp;
break;
case 34:
env->active_tc.HI[0] = tmp;
break;
case 35:
env->CP0_BadVAddr = tmp;
break;
case 36:
env->CP0_Cause = tmp;
break;
case 37:
env->active_tc.PC = tmp & ~(target_ulong)1;
if (tmp & 1) {
env->hflags |= MIPS_HFLAG_M16;
} else {
env->hflags &= ~(MIPS_HFLAG_M16);
}
break;
case 72: /* fp, ignored */
break;
default:
if (n > 89) {
return 0;
}
/* Other registers are readonly. Ignore writes. */
break;
}
return sizeof(target_ulong);
}
| 4,856 |
FFmpeg | e3694478a98bc2cd702b3b3f0bfb19a100da737e | 1 | static int yuv4_read_packet(AVFormatContext *s, AVPacket *pkt)
{
int i;
char header[MAX_FRAME_HEADER+1];
int ret;
int64_t off = avio_tell(s->pb);
for (i = 0; i < MAX_FRAME_HEADER; i++) {
header[i] = avio_r8(s->pb);
if (header[i] == '\n') {
header[i + 1] = 0;
break;
}
}
if (s->pb->error)
return s->pb->error;
else if (s->pb->eof_reached)
return AVERROR_EOF;
else if (i == MAX_FRAME_HEADER)
return AVERROR_INVALIDDATA;
if (strncmp(header, Y4M_FRAME_MAGIC, strlen(Y4M_FRAME_MAGIC)))
return AVERROR_INVALIDDATA;
ret = av_get_packet(s->pb, pkt, s->packet_size - Y4M_FRAME_MAGIC_LEN);
if (ret < 0)
return ret;
else if (ret != s->packet_size - Y4M_FRAME_MAGIC_LEN)
return s->pb->eof_reached ? AVERROR_EOF : AVERROR(EIO);
pkt->stream_index = 0;
pkt->pts = (off - s->internal->data_offset) / s->packet_size;
pkt->duration = 1;
return 0;
}
| 4,857 |
qemu | 72902672dc2ed6281cdb205259c1d52ecf01f6b2 | 1 | uint64_t HELPER(neon_add_saturate_u64)(uint64_t src1, uint64_t src2)
{
uint64_t res;
res = src1 + src2;
if (res < src1) {
env->QF = 1;
res = ~(uint64_t)0;
}
return res;
}
| 4,858 |
qemu | ec5fd402645fd4f03d89dcd5840b0e8542549e82 | 1 | static void load_linux(PCMachineState *pcms,
FWCfgState *fw_cfg)
{
uint16_t protocol;
int setup_size, kernel_size, initrd_size = 0, cmdline_size;
uint32_t initrd_max;
uint8_t header[8192], *setup, *kernel, *initrd_data;
hwaddr real_addr, prot_addr, cmdline_addr, initrd_addr = 0;
FILE *f;
char *vmode;
MachineState *machine = MACHINE(pcms);
const char *kernel_filename = machine->kernel_filename;
const char *initrd_filename = machine->initrd_filename;
const char *kernel_cmdline = machine->kernel_cmdline;
/* Align to 16 bytes as a paranoia measure */
cmdline_size = (strlen(kernel_cmdline)+16) & ~15;
/* load the kernel header */
f = fopen(kernel_filename, "rb");
if (!f || !(kernel_size = get_file_size(f)) ||
fread(header, 1, MIN(ARRAY_SIZE(header), kernel_size), f) !=
MIN(ARRAY_SIZE(header), kernel_size)) {
fprintf(stderr, "qemu: could not load kernel '%s': %s\n",
kernel_filename, strerror(errno));
/* kernel protocol version */
#if 0
fprintf(stderr, "header magic: %#x\n", ldl_p(header+0x202));
#endif
if (ldl_p(header+0x202) == 0x53726448) {
protocol = lduw_p(header+0x206);
} else {
/* This looks like a multiboot kernel. If it is, let's stop
treating it like a Linux kernel. */
if (load_multiboot(fw_cfg, f, kernel_filename, initrd_filename,
kernel_cmdline, kernel_size, header)) {
return;
protocol = 0;
if (protocol < 0x200 || !(header[0x211] & 0x01)) {
/* Low kernel */
real_addr = 0x90000;
cmdline_addr = 0x9a000 - cmdline_size;
prot_addr = 0x10000;
} else if (protocol < 0x202) {
/* High but ancient kernel */
real_addr = 0x90000;
cmdline_addr = 0x9a000 - cmdline_size;
prot_addr = 0x100000;
} else {
/* High and recent kernel */
real_addr = 0x10000;
cmdline_addr = 0x20000;
prot_addr = 0x100000;
#if 0
fprintf(stderr,
"qemu: real_addr = 0x" TARGET_FMT_plx "\n"
"qemu: cmdline_addr = 0x" TARGET_FMT_plx "\n"
"qemu: prot_addr = 0x" TARGET_FMT_plx "\n",
real_addr,
cmdline_addr,
prot_addr);
#endif
/* highest address for loading the initrd */
if (protocol >= 0x203) {
initrd_max = ldl_p(header+0x22c);
} else {
initrd_max = 0x37ffffff;
if (initrd_max >= pcms->below_4g_mem_size - acpi_data_size) {
initrd_max = pcms->below_4g_mem_size - acpi_data_size - 1;
fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_ADDR, cmdline_addr);
fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, strlen(kernel_cmdline)+1);
fw_cfg_add_string(fw_cfg, FW_CFG_CMDLINE_DATA, kernel_cmdline);
if (protocol >= 0x202) {
stl_p(header+0x228, cmdline_addr);
} else {
stw_p(header+0x20, 0xA33F);
stw_p(header+0x22, cmdline_addr-real_addr);
/* handle vga= parameter */
vmode = strstr(kernel_cmdline, "vga=");
if (vmode) {
unsigned int video_mode;
/* skip "vga=" */
vmode += 4;
if (!strncmp(vmode, "normal", 6)) {
video_mode = 0xffff;
} else if (!strncmp(vmode, "ext", 3)) {
video_mode = 0xfffe;
} else if (!strncmp(vmode, "ask", 3)) {
video_mode = 0xfffd;
} else {
video_mode = strtol(vmode, NULL, 0);
stw_p(header+0x1fa, video_mode);
/* loader type */
/* High nybble = B reserved for QEMU; low nybble is revision number.
If this code is substantially changed, you may want to consider
incrementing the revision. */
if (protocol >= 0x200) {
header[0x210] = 0xB0;
/* heap */
if (protocol >= 0x201) {
header[0x211] |= 0x80; /* CAN_USE_HEAP */
stw_p(header+0x224, cmdline_addr-real_addr-0x200);
/* load initrd */
if (initrd_filename) {
if (protocol < 0x200) {
fprintf(stderr, "qemu: linux kernel too old to load a ram disk\n");
initrd_size = get_image_size(initrd_filename);
if (initrd_size < 0) {
fprintf(stderr, "qemu: error reading initrd %s: %s\n",
initrd_filename, strerror(errno));
initrd_addr = (initrd_max-initrd_size) & ~4095;
initrd_data = g_malloc(initrd_size);
load_image(initrd_filename, initrd_data);
fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr);
fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
fw_cfg_add_bytes(fw_cfg, FW_CFG_INITRD_DATA, initrd_data, initrd_size);
stl_p(header+0x218, initrd_addr);
stl_p(header+0x21c, initrd_size);
/* load kernel and setup */
setup_size = header[0x1f1];
if (setup_size == 0) {
setup_size = 4;
setup_size = (setup_size+1)*512;
kernel_size -= setup_size;
setup = g_malloc(setup_size);
kernel = g_malloc(kernel_size);
fseek(f, 0, SEEK_SET);
if (fread(setup, 1, setup_size, f) != setup_size) {
fprintf(stderr, "fread() failed\n");
if (fread(kernel, 1, kernel_size, f) != kernel_size) {
fprintf(stderr, "fread() failed\n");
fclose(f);
memcpy(setup, header, MIN(sizeof(header), setup_size));
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, prot_addr);
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
fw_cfg_add_bytes(fw_cfg, FW_CFG_KERNEL_DATA, kernel, kernel_size);
fw_cfg_add_i32(fw_cfg, FW_CFG_SETUP_ADDR, real_addr);
fw_cfg_add_i32(fw_cfg, FW_CFG_SETUP_SIZE, setup_size);
fw_cfg_add_bytes(fw_cfg, FW_CFG_SETUP_DATA, setup, setup_size);
option_rom[nb_option_roms].name = "linuxboot.bin";
option_rom[nb_option_roms].bootindex = 0;
nb_option_roms++;
| 4,859 |
qemu | f3a06403b82c7f036564e4caf18b52ce6885fcfb | 1 | void ga_command_state_add(GACommandState *cs,
void (*init)(void),
void (*cleanup)(void))
{
GACommandGroup *cg = g_malloc0(sizeof(GACommandGroup));
cg->init = init;
cg->cleanup = cleanup;
cs->groups = g_slist_append(cs->groups, cg);
}
| 4,860 |
FFmpeg | ce9e31655e5b8f8db3bb4f13f436fc836062a514 | 1 | static void new_pes_packet(PESContext *pes, AVPacket *pkt)
{
av_init_packet(pkt);
pkt->destruct = av_destruct_packet;
pkt->data = pes->buffer;
pkt->size = pes->data_index;
memset(pkt->data+pkt->size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
// Separate out the AC3 substream from an HDMV combined TrueHD/AC3 PID
if (pes->sub_st && pes->stream_type == 0x83 && pes->extended_stream_id == 0x76)
pkt->stream_index = pes->sub_st->index;
else
pkt->stream_index = pes->st->index;
pkt->pts = pes->pts;
pkt->dts = pes->dts;
/* store position of first TS packet of this PES packet */
pkt->pos = pes->ts_packet_pos;
/* reset pts values */
pes->pts = AV_NOPTS_VALUE;
pes->dts = AV_NOPTS_VALUE;
pes->buffer = NULL;
pes->data_index = 0;
} | 4,862 |
FFmpeg | b12d92efd6c0d48665383a9baecc13e7ebbd8a22 | 1 | static int seqvideo_decode(SeqVideoContext *seq, const unsigned char *data, int data_size)
{
const unsigned char *data_end = data + data_size;
GetBitContext gb;
int flags, i, j, x, y, op;
unsigned char c[3];
unsigned char *dst;
uint32_t *palette;
flags = *data++;
if (flags & 1) {
palette = (uint32_t *)seq->frame.data[1];
if (data_end - data < 256 * 3)
return AVERROR_INVALIDDATA;
for (i = 0; i < 256; i++) {
for (j = 0; j < 3; j++, data++)
c[j] = (*data << 2) | (*data >> 4);
palette[i] = 0xFF << 24 | AV_RB24(c);
}
seq->frame.palette_has_changed = 1;
}
if (flags & 2) {
if (data_end - data < 128)
return AVERROR_INVALIDDATA;
init_get_bits(&gb, data, 128 * 8); data += 128;
for (y = 0; y < 128; y += 8)
for (x = 0; x < 256; x += 8) {
dst = &seq->frame.data[0][y * seq->frame.linesize[0] + x];
op = get_bits(&gb, 2);
switch (op) {
case 1:
data = seq_decode_op1(seq, data, data_end, dst);
break;
case 2:
data = seq_decode_op2(seq, data, data_end, dst);
break;
case 3:
data = seq_decode_op3(seq, data, data_end, dst);
break;
}
if (!data)
return AVERROR_INVALIDDATA;
}
}
return 0;
}
| 4,863 |
qemu | d9123d09f711bf1b855de2b5a907d4c85f46d6c3 | 1 | QTestState *qtest_init_without_qmp_handshake(const char *extra_args)
{
QTestState *s;
int sock, qmpsock, i;
gchar *socket_path;
gchar *qmp_socket_path;
gchar *command;
const char *qemu_binary;
qemu_binary = getenv("QTEST_QEMU_BINARY");
g_assert(qemu_binary != NULL);
s = g_malloc(sizeof(*s));
socket_path = g_strdup_printf("/tmp/qtest-%d.sock", getpid());
qmp_socket_path = g_strdup_printf("/tmp/qtest-%d.qmp", getpid());
sock = init_socket(socket_path);
qmpsock = init_socket(qmp_socket_path);
qtest_add_abrt_handler(kill_qemu_hook_func, s);
s->qemu_pid = fork();
if (s->qemu_pid == 0) {
setenv("QEMU_AUDIO_DRV", "none", true);
command = g_strdup_printf("exec %s "
"-qtest unix:%s,nowait "
"-qtest-log %s "
"-qmp unix:%s,nowait "
"-machine accel=qtest "
"-display none "
"%s", qemu_binary, socket_path,
getenv("QTEST_LOG") ? "/dev/fd/2" : "/dev/null",
qmp_socket_path,
extra_args ?: "");
execlp("/bin/sh", "sh", "-c", command, NULL);
exit(1);
}
s->fd = socket_accept(sock);
if (s->fd >= 0) {
s->qmp_fd = socket_accept(qmpsock);
}
g_free(socket_path);
g_free(qmp_socket_path);
g_assert(s->fd >= 0 && s->qmp_fd >= 0);
s->rx = g_string_new("");
for (i = 0; i < MAX_IRQ; i++) {
s->irq_level[i] = false;
}
if (getenv("QTEST_STOP")) {
kill(s->qemu_pid, SIGSTOP);
}
/* ask endianness of the target */
s->big_endian = qtest_query_target_endianness(s);
return s;
} | 4,864 |
FFmpeg | 2da0d70d5eebe42f9fcd27ee554419ebe2a5da06 | 1 | static inline void RENAME(yuv2packed2)(SwsContext *c, uint16_t *buf0, uint16_t *buf1, uint16_t *uvbuf0, uint16_t *uvbuf1,
uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
{
int yalpha1=yalpha^4095;
int uvalpha1=uvalpha^4095;
int i;
#if 0 //isn't used
if(flags&SWS_FULL_CHR_H_INT)
{
switch(dstFormat)
{
#ifdef HAVE_MMX
case PIX_FMT_RGB32:
asm volatile(
FULL_YSCALEYUV2RGB
"punpcklbw %%mm1, %%mm3 \n\t" // BGBGBGBG
"punpcklbw %%mm7, %%mm0 \n\t" // R0R0R0R0
"movq %%mm3, %%mm1 \n\t"
"punpcklwd %%mm0, %%mm3 \n\t" // BGR0BGR0
"punpckhwd %%mm0, %%mm1 \n\t" // BGR0BGR0
MOVNTQ(%%mm3, (%4, %%REGa, 4))
MOVNTQ(%%mm1, 8(%4, %%REGa, 4))
"add $4, %%"REG_a" \n\t"
"cmp %5, %%"REG_a" \n\t"
" jb 1b \n\t"
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" ((long)dstW),
"m" (yalpha1), "m" (uvalpha1)
: "%"REG_a
);
break;
case PIX_FMT_BGR24:
asm volatile(
FULL_YSCALEYUV2RGB
// lsb ... msb
"punpcklbw %%mm1, %%mm3 \n\t" // BGBGBGBG
"punpcklbw %%mm7, %%mm0 \n\t" // R0R0R0R0
"movq %%mm3, %%mm1 \n\t"
"punpcklwd %%mm0, %%mm3 \n\t" // BGR0BGR0
"punpckhwd %%mm0, %%mm1 \n\t" // BGR0BGR0
"movq %%mm3, %%mm2 \n\t" // BGR0BGR0
"psrlq $8, %%mm3 \n\t" // GR0BGR00
"pand "MANGLE(bm00000111)", %%mm2\n\t" // BGR00000
"pand "MANGLE(bm11111000)", %%mm3\n\t" // 000BGR00
"por %%mm2, %%mm3 \n\t" // BGRBGR00
"movq %%mm1, %%mm2 \n\t"
"psllq $48, %%mm1 \n\t" // 000000BG
"por %%mm1, %%mm3 \n\t" // BGRBGRBG
"movq %%mm2, %%mm1 \n\t" // BGR0BGR0
"psrld $16, %%mm2 \n\t" // R000R000
"psrlq $24, %%mm1 \n\t" // 0BGR0000
"por %%mm2, %%mm1 \n\t" // RBGRR000
"mov %4, %%"REG_b" \n\t"
"add %%"REG_a", %%"REG_b" \n\t"
#ifdef HAVE_MMX2
//FIXME Alignment
"movntq %%mm3, (%%"REG_b", %%"REG_a", 2)\n\t"
"movntq %%mm1, 8(%%"REG_b", %%"REG_a", 2)\n\t"
#else
"movd %%mm3, (%%"REG_b", %%"REG_a", 2) \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, 4(%%"REG_b", %%"REG_a", 2) \n\t"
"movd %%mm1, 8(%%"REG_b", %%"REG_a", 2) \n\t"
#endif
"add $4, %%"REG_a" \n\t"
"cmp %5, %%"REG_a" \n\t"
" jb 1b \n\t"
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "m" (dest), "m" (dstW),
"m" (yalpha1), "m" (uvalpha1)
: "%"REG_a, "%"REG_b
);
break;
case PIX_FMT_BGR555:
asm volatile(
FULL_YSCALEYUV2RGB
#ifdef DITHER1XBPP
"paddusb "MANGLE(g5Dither)", %%mm1\n\t"
"paddusb "MANGLE(r5Dither)", %%mm0\n\t"
"paddusb "MANGLE(b5Dither)", %%mm3\n\t"
#endif
"punpcklbw %%mm7, %%mm1 \n\t" // 0G0G0G0G
"punpcklbw %%mm7, %%mm3 \n\t" // 0B0B0B0B
"punpcklbw %%mm7, %%mm0 \n\t" // 0R0R0R0R
"psrlw $3, %%mm3 \n\t"
"psllw $2, %%mm1 \n\t"
"psllw $7, %%mm0 \n\t"
"pand "MANGLE(g15Mask)", %%mm1 \n\t"
"pand "MANGLE(r15Mask)", %%mm0 \n\t"
"por %%mm3, %%mm1 \n\t"
"por %%mm1, %%mm0 \n\t"
MOVNTQ(%%mm0, (%4, %%REGa, 2))
"add $4, %%"REG_a" \n\t"
"cmp %5, %%"REG_a" \n\t"
" jb 1b \n\t"
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
"m" (yalpha1), "m" (uvalpha1)
: "%"REG_a
);
break;
case PIX_FMT_BGR565:
asm volatile(
FULL_YSCALEYUV2RGB
#ifdef DITHER1XBPP
"paddusb "MANGLE(g6Dither)", %%mm1\n\t"
"paddusb "MANGLE(r5Dither)", %%mm0\n\t"
"paddusb "MANGLE(b5Dither)", %%mm3\n\t"
#endif
"punpcklbw %%mm7, %%mm1 \n\t" // 0G0G0G0G
"punpcklbw %%mm7, %%mm3 \n\t" // 0B0B0B0B
"punpcklbw %%mm7, %%mm0 \n\t" // 0R0R0R0R
"psrlw $3, %%mm3 \n\t"
"psllw $3, %%mm1 \n\t"
"psllw $8, %%mm0 \n\t"
"pand "MANGLE(g16Mask)", %%mm1 \n\t"
"pand "MANGLE(r16Mask)", %%mm0 \n\t"
"por %%mm3, %%mm1 \n\t"
"por %%mm1, %%mm0 \n\t"
MOVNTQ(%%mm0, (%4, %%REGa, 2))
"add $4, %%"REG_a" \n\t"
"cmp %5, %%"REG_a" \n\t"
" jb 1b \n\t"
:: "r" (buf0), "r" (buf1), "r" (uvbuf0), "r" (uvbuf1), "r" (dest), "m" (dstW),
"m" (yalpha1), "m" (uvalpha1)
: "%"REG_a
);
break;
#endif
case PIX_FMT_BGR32:
#ifndef HAVE_MMX
case PIX_FMT_RGB32:
#endif
if(dstFormat==PIX_FMT_RGB32)
{
int i;
#ifdef WORDS_BIGENDIAN
dest++;
#endif
for(i=0;i<dstW;i++){
// vertical linear interpolation && yuv2rgb in a single step:
int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
dest[0]=clip_table[((Y + yuvtab_40cf[U]) >>13)];
dest[1]=clip_table[((Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13)];
dest[2]=clip_table[((Y + yuvtab_3343[V]) >>13)];
dest+= 4;
}
}
else if(dstFormat==PIX_FMT_BGR24)
{
int i;
for(i=0;i<dstW;i++){
// vertical linear interpolation && yuv2rgb in a single step:
int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
dest[0]=clip_table[((Y + yuvtab_40cf[U]) >>13)];
dest[1]=clip_table[((Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13)];
dest[2]=clip_table[((Y + yuvtab_3343[V]) >>13)];
dest+= 3;
}
}
else if(dstFormat==PIX_FMT_BGR565)
{
int i;
for(i=0;i<dstW;i++){
// vertical linear interpolation && yuv2rgb in a single step:
int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
((uint16_t*)dest)[i] =
clip_table16b[(Y + yuvtab_40cf[U]) >>13] |
clip_table16g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
clip_table16r[(Y + yuvtab_3343[V]) >>13];
}
}
else if(dstFormat==PIX_FMT_BGR555)
{
int i;
for(i=0;i<dstW;i++){
// vertical linear interpolation && yuv2rgb in a single step:
int Y=yuvtab_2568[((buf0[i]*yalpha1+buf1[i]*yalpha)>>19)];
int U=((uvbuf0[i]*uvalpha1+uvbuf1[i]*uvalpha)>>19);
int V=((uvbuf0[i+2048]*uvalpha1+uvbuf1[i+2048]*uvalpha)>>19);
((uint16_t*)dest)[i] =
clip_table15b[(Y + yuvtab_40cf[U]) >>13] |
clip_table15g[(Y + yuvtab_1a1e[V] + yuvtab_0c92[U]) >>13] |
clip_table15r[(Y + yuvtab_3343[V]) >>13];
}
}
}//FULL_UV_IPOL
else
{
#endif // if 0
#ifdef HAVE_MMX
switch(c->dstFormat)
{
//Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(
case PIX_FMT_RGB32:
asm volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
WRITEBGR32(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_BGR24:
asm volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_BGR555:
asm volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "MANGLE(b5Dither)", %%mm2\n\t"
"paddusb "MANGLE(g5Dither)", %%mm4\n\t"
"paddusb "MANGLE(r5Dither)", %%mm5\n\t"
#endif
WRITEBGR15(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_BGR565:
asm volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2RGB(%%REGBP, %5)
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
#ifdef DITHER1XBPP
"paddusb "MANGLE(b5Dither)", %%mm2\n\t"
"paddusb "MANGLE(g6Dither)", %%mm4\n\t"
"paddusb "MANGLE(r5Dither)", %%mm5\n\t"
#endif
WRITEBGR16(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
case PIX_FMT_YUYV422:
asm volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
"push %%"REG_BP" \n\t"
YSCALEYUV2PACKED(%%REGBP, %5)
WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
"pop %%"REG_BP" \n\t"
"mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
:: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
"a" (&c->redDither)
);
return;
default: break;
}
#endif //HAVE_MMX
YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C)
}
| 4,865 |
FFmpeg | 33d6f90e3e0241939ea0be9ca9e1f335942081c8 | 0 | static int http_parse_request(HTTPContext *c)
{
const char *p;
char *p1;
enum RedirType redir_type;
char cmd[32];
char info[1024], filename[1024];
char url[1024], *q;
char protocol[32];
char msg[1024];
const char *mime_type;
FFServerStream *stream;
int i;
char ratebuf[32];
const char *useragent = 0;
p = c->buffer;
get_word(cmd, sizeof(cmd), &p);
av_strlcpy(c->method, cmd, sizeof(c->method));
if (!strcmp(cmd, "GET"))
c->post = 0;
else if (!strcmp(cmd, "POST"))
c->post = 1;
else
return -1;
get_word(url, sizeof(url), &p);
av_strlcpy(c->url, url, sizeof(c->url));
get_word(protocol, sizeof(protocol), (const char **)&p);
if (strcmp(protocol, "HTTP/1.0") && strcmp(protocol, "HTTP/1.1"))
return -1;
av_strlcpy(c->protocol, protocol, sizeof(c->protocol));
if (config.debug)
http_log("%s - - New connection: %s %s\n", inet_ntoa(c->from_addr.sin_addr), cmd, url);
/* find the filename and the optional info string in the request */
p1 = strchr(url, '?');
if (p1) {
av_strlcpy(info, p1, sizeof(info));
*p1 = '\0';
} else
info[0] = '\0';
av_strlcpy(filename, url + ((*url == '/') ? 1 : 0), sizeof(filename)-1);
for (p = c->buffer; *p && *p != '\r' && *p != '\n'; ) {
if (av_strncasecmp(p, "User-Agent:", 11) == 0) {
useragent = p + 11;
if (*useragent && *useragent != '\n' && av_isspace(*useragent))
useragent++;
break;
}
p = strchr(p, '\n');
if (!p)
break;
p++;
}
redir_type = REDIR_NONE;
if (av_match_ext(filename, "asx")) {
redir_type = REDIR_ASX;
filename[strlen(filename)-1] = 'f';
} else if (av_match_ext(filename, "asf") &&
(!useragent || av_strncasecmp(useragent, "NSPlayer", 8) != 0)) {
/* if this isn't WMP or lookalike, return the redirector file */
redir_type = REDIR_ASF;
} else if (av_match_ext(filename, "rpm,ram")) {
redir_type = REDIR_RAM;
strcpy(filename + strlen(filename)-2, "m");
} else if (av_match_ext(filename, "rtsp")) {
redir_type = REDIR_RTSP;
compute_real_filename(filename, sizeof(filename) - 1);
} else if (av_match_ext(filename, "sdp")) {
redir_type = REDIR_SDP;
compute_real_filename(filename, sizeof(filename) - 1);
}
// "redirect" / request to index.html
if (!strlen(filename))
av_strlcpy(filename, "index.html", sizeof(filename) - 1);
stream = config.first_stream;
while (stream) {
if (!strcmp(stream->filename, filename) && validate_acl(stream, c))
break;
stream = stream->next;
}
if (!stream) {
snprintf(msg, sizeof(msg), "File '%s' not found", url);
http_log("File '%s' not found\n", url);
goto send_error;
}
c->stream = stream;
memcpy(c->feed_streams, stream->feed_streams, sizeof(c->feed_streams));
memset(c->switch_feed_streams, -1, sizeof(c->switch_feed_streams));
if (stream->stream_type == STREAM_TYPE_REDIRECT) {
c->http_error = 301;
q = c->buffer;
snprintf(q, c->buffer_size,
"HTTP/1.0 301 Moved\r\n"
"Location: %s\r\n"
"Content-type: text/html\r\n"
"\r\n"
"<html><head><title>Moved</title></head><body>\r\n"
"You should be <a href=\"%s\">redirected</a>.\r\n"
"</body></html>\r\n", stream->feed_filename, stream->feed_filename);
q += strlen(q);
/* prepare output buffer */
c->buffer_ptr = c->buffer;
c->buffer_end = q;
c->state = HTTPSTATE_SEND_HEADER;
return 0;
}
/* If this is WMP, get the rate information */
if (extract_rates(ratebuf, sizeof(ratebuf), c->buffer)) {
if (modify_current_stream(c, ratebuf)) {
for (i = 0; i < FF_ARRAY_ELEMS(c->feed_streams); i++) {
if (c->switch_feed_streams[i] >= 0)
c->switch_feed_streams[i] = -1;
}
}
}
if (c->post == 0 && stream->stream_type == STREAM_TYPE_LIVE)
current_bandwidth += stream->bandwidth;
/* If already streaming this feed, do not let start another feeder. */
if (stream->feed_opened) {
snprintf(msg, sizeof(msg), "This feed is already being received.");
http_log("Feed '%s' already being received\n", stream->feed_filename);
goto send_error;
}
if (c->post == 0 && config.max_bandwidth < current_bandwidth) {
c->http_error = 503;
q = c->buffer;
snprintf(q, c->buffer_size,
"HTTP/1.0 503 Server too busy\r\n"
"Content-type: text/html\r\n"
"\r\n"
"<html><head><title>Too busy</title></head><body>\r\n"
"<p>The server is too busy to serve your request at this time.</p>\r\n"
"<p>The bandwidth being served (including your stream) is %"PRIu64"kbit/sec, "
"and this exceeds the limit of %"PRIu64"kbit/sec.</p>\r\n"
"</body></html>\r\n", current_bandwidth, config.max_bandwidth);
q += strlen(q);
/* prepare output buffer */
c->buffer_ptr = c->buffer;
c->buffer_end = q;
c->state = HTTPSTATE_SEND_HEADER;
return 0;
}
if (redir_type != REDIR_NONE) {
const char *hostinfo = 0;
for (p = c->buffer; *p && *p != '\r' && *p != '\n'; ) {
if (av_strncasecmp(p, "Host:", 5) == 0) {
hostinfo = p + 5;
break;
}
p = strchr(p, '\n');
if (!p)
break;
p++;
}
if (hostinfo) {
char *eoh;
char hostbuf[260];
while (av_isspace(*hostinfo))
hostinfo++;
eoh = strchr(hostinfo, '\n');
if (eoh) {
if (eoh[-1] == '\r')
eoh--;
if (eoh - hostinfo < sizeof(hostbuf) - 1) {
memcpy(hostbuf, hostinfo, eoh - hostinfo);
hostbuf[eoh - hostinfo] = 0;
c->http_error = 200;
q = c->buffer;
switch(redir_type) {
case REDIR_ASX:
snprintf(q, c->buffer_size,
"HTTP/1.0 200 ASX Follows\r\n"
"Content-type: video/x-ms-asf\r\n"
"\r\n"
"<ASX Version=\"3\">\r\n"
//"<!-- Autogenerated by ffserver -->\r\n"
"<ENTRY><REF HREF=\"http://%s/%s%s\"/></ENTRY>\r\n"
"</ASX>\r\n", hostbuf, filename, info);
q += strlen(q);
break;
case REDIR_RAM:
snprintf(q, c->buffer_size,
"HTTP/1.0 200 RAM Follows\r\n"
"Content-type: audio/x-pn-realaudio\r\n"
"\r\n"
"# Autogenerated by ffserver\r\n"
"http://%s/%s%s\r\n", hostbuf, filename, info);
q += strlen(q);
break;
case REDIR_ASF:
snprintf(q, c->buffer_size,
"HTTP/1.0 200 ASF Redirect follows\r\n"
"Content-type: video/x-ms-asf\r\n"
"\r\n"
"[Reference]\r\n"
"Ref1=http://%s/%s%s\r\n", hostbuf, filename, info);
q += strlen(q);
break;
case REDIR_RTSP:
{
char hostname[256], *p;
/* extract only hostname */
av_strlcpy(hostname, hostbuf, sizeof(hostname));
p = strrchr(hostname, ':');
if (p)
*p = '\0';
snprintf(q, c->buffer_size,
"HTTP/1.0 200 RTSP Redirect follows\r\n"
/* XXX: incorrect MIME type ? */
"Content-type: application/x-rtsp\r\n"
"\r\n"
"rtsp://%s:%d/%s\r\n", hostname, ntohs(config.rtsp_addr.sin_port), filename);
q += strlen(q);
}
break;
case REDIR_SDP:
{
uint8_t *sdp_data;
int sdp_data_size;
socklen_t len;
struct sockaddr_in my_addr;
snprintf(q, c->buffer_size,
"HTTP/1.0 200 OK\r\n"
"Content-type: application/sdp\r\n"
"\r\n");
q += strlen(q);
len = sizeof(my_addr);
/* XXX: Should probably fail? */
if (getsockname(c->fd, (struct sockaddr *)&my_addr, &len))
http_log("getsockname() failed\n");
/* XXX: should use a dynamic buffer */
sdp_data_size = prepare_sdp_description(stream,
&sdp_data,
my_addr.sin_addr);
if (sdp_data_size > 0) {
memcpy(q, sdp_data, sdp_data_size);
q += sdp_data_size;
*q = '\0';
av_free(sdp_data);
}
}
break;
default:
abort();
break;
}
/* prepare output buffer */
c->buffer_ptr = c->buffer;
c->buffer_end = q;
c->state = HTTPSTATE_SEND_HEADER;
return 0;
}
}
}
snprintf(msg, sizeof(msg), "ASX/RAM file not handled");
goto send_error;
}
stream->conns_served++;
/* XXX: add there authenticate and IP match */
if (c->post) {
/* if post, it means a feed is being sent */
if (!stream->is_feed) {
/* However it might be a status report from WMP! Let us log the
* data as it might come handy one day. */
const char *logline = 0;
int client_id = 0;
for (p = c->buffer; *p && *p != '\r' && *p != '\n'; ) {
if (av_strncasecmp(p, "Pragma: log-line=", 17) == 0) {
logline = p;
break;
}
if (av_strncasecmp(p, "Pragma: client-id=", 18) == 0)
client_id = strtol(p + 18, 0, 10);
p = strchr(p, '\n');
if (!p)
break;
p++;
}
if (logline) {
char *eol = strchr(logline, '\n');
logline += 17;
if (eol) {
if (eol[-1] == '\r')
eol--;
http_log("%.*s\n", (int) (eol - logline), logline);
c->suppress_log = 1;
}
}
#ifdef DEBUG
http_log("\nGot request:\n%s\n", c->buffer);
#endif
if (client_id && extract_rates(ratebuf, sizeof(ratebuf), c->buffer)) {
HTTPContext *wmpc;
/* Now we have to find the client_id */
for (wmpc = first_http_ctx; wmpc; wmpc = wmpc->next) {
if (wmpc->wmp_client_id == client_id)
break;
}
if (wmpc && modify_current_stream(wmpc, ratebuf))
wmpc->switch_pending = 1;
}
snprintf(msg, sizeof(msg), "POST command not handled");
c->stream = 0;
goto send_error;
}
if (http_start_receive_data(c) < 0) {
snprintf(msg, sizeof(msg), "could not open feed");
goto send_error;
}
c->http_error = 0;
c->state = HTTPSTATE_RECEIVE_DATA;
return 0;
}
#ifdef DEBUG
if (strcmp(stream->filename + strlen(stream->filename) - 4, ".asf") == 0)
http_log("\nGot request:\n%s\n", c->buffer);
#endif
if (c->stream->stream_type == STREAM_TYPE_STATUS)
goto send_status;
/* open input stream */
if (open_input_stream(c, info) < 0) {
snprintf(msg, sizeof(msg), "Input stream corresponding to '%s' not found", url);
goto send_error;
}
/* prepare HTTP header */
c->buffer[0] = 0;
av_strlcatf(c->buffer, c->buffer_size, "HTTP/1.0 200 OK\r\n");
mime_type = c->stream->fmt->mime_type;
if (!mime_type)
mime_type = "application/x-octet-stream";
av_strlcatf(c->buffer, c->buffer_size, "Pragma: no-cache\r\n");
/* for asf, we need extra headers */
if (!strcmp(c->stream->fmt->name,"asf_stream")) {
/* Need to allocate a client id */
c->wmp_client_id = av_lfg_get(&random_state);
av_strlcatf(c->buffer, c->buffer_size, "Server: Cougar 4.1.0.3923\r\nCache-Control: no-cache\r\nPragma: client-id=%d\r\nPragma: features=\"broadcast\"\r\n", c->wmp_client_id);
}
av_strlcatf(c->buffer, c->buffer_size, "Content-Type: %s\r\n", mime_type);
av_strlcatf(c->buffer, c->buffer_size, "\r\n");
q = c->buffer + strlen(c->buffer);
/* prepare output buffer */
c->http_error = 0;
c->buffer_ptr = c->buffer;
c->buffer_end = q;
c->state = HTTPSTATE_SEND_HEADER;
return 0;
send_error:
c->http_error = 404;
q = c->buffer;
htmlstrip(msg);
snprintf(q, c->buffer_size,
"HTTP/1.0 404 Not Found\r\n"
"Content-type: text/html\r\n"
"\r\n"
"<html>\n"
"<head><title>404 Not Found</title></head>\n"
"<body>%s</body>\n"
"</html>\n", msg);
q += strlen(q);
/* prepare output buffer */
c->buffer_ptr = c->buffer;
c->buffer_end = q;
c->state = HTTPSTATE_SEND_HEADER;
return 0;
send_status:
compute_status(c);
c->http_error = 200; /* horrible : we use this value to avoid
going to the send data state */
c->state = HTTPSTATE_SEND_HEADER;
return 0;
}
| 4,866 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | static int get_bitmap(QEMUFile *f, void *pv, size_t size)
{
unsigned long *bmp = pv;
int i, idx = 0;
for (i = 0; i < BITS_TO_U64S(size); i++) {
uint64_t w = qemu_get_be64(f);
bmp[idx++] = w;
if (sizeof(unsigned long) == 4 && idx < BITS_TO_LONGS(size)) {
bmp[idx++] = w >> 32;
}
}
return 0;
}
| 4,867 |
qemu | 016d2e1dfa21b64a524d3629fdd317d4c25bc3b8 | 1 | long do_sigreturn(CPUM68KState *env)
{
struct target_sigframe *frame;
abi_ulong frame_addr = env->aregs[7] - 4;
target_sigset_t target_set;
sigset_t set;
int d0, i;
if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))
goto badframe;
/* set blocked signals */
if (__get_user(target_set.sig[0], &frame->sc.sc_mask))
goto badframe;
for(i = 1; i < TARGET_NSIG_WORDS; i++) {
if (__get_user(target_set.sig[i], &frame->extramask[i - 1]))
goto badframe;
}
target_to_host_sigset_internal(&set, &target_set);
do_sigprocmask(SIG_SETMASK, &set, NULL);
/* restore registers */
if (restore_sigcontext(env, &frame->sc, &d0))
goto badframe;
unlock_user_struct(frame, frame_addr, 0);
return d0;
badframe:
unlock_user_struct(frame, frame_addr, 0);
force_sig(TARGET_SIGSEGV);
return 0;
}
| 4,868 |
qemu | ad0ebb91cd8b5fdc4a583b03645677771f420a46 | 1 | static int vscsi_send_adapter_info(VSCSIState *s, vscsi_req *req)
{
struct viosrp_adapter_info *sinfo;
struct mad_adapter_info_data info;
int rc;
sinfo = &req->iu.mad.adapter_info;
#if 0 /* What for ? */
rc = spapr_tce_dma_read(&s->vdev, be64_to_cpu(sinfo->buffer),
&info, be16_to_cpu(sinfo->common.length));
if (rc) {
fprintf(stderr, "vscsi_send_adapter_info: DMA read failure !\n");
}
#endif
memset(&info, 0, sizeof(info));
strcpy(info.srp_version, SRP_VERSION);
strncpy(info.partition_name, "qemu", sizeof("qemu"));
info.partition_number = cpu_to_be32(0);
info.mad_version = cpu_to_be32(1);
info.os_type = cpu_to_be32(2);
info.port_max_txu[0] = cpu_to_be32(VSCSI_MAX_SECTORS << 9);
rc = spapr_tce_dma_write(&s->vdev, be64_to_cpu(sinfo->buffer),
&info, be16_to_cpu(sinfo->common.length));
if (rc) {
fprintf(stderr, "vscsi_send_adapter_info: DMA write failure !\n");
}
sinfo->common.status = rc ? cpu_to_be32(1) : 0;
return vscsi_send_iu(s, req, sizeof(*sinfo), VIOSRP_MAD_FORMAT);
}
| 4,869 |
qemu | c489780203f9b22aca5539ec7589b7140bdc951f | 1 | static void qmp_input_type_null(Visitor *v, const char *name, Error **errp)
{
QmpInputVisitor *qiv = to_qiv(v);
QObject *qobj = qmp_input_get_object(qiv, name, true);
if (qobject_type(qobj) != QTYPE_QNULL) {
error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
"null"); | 4,870 |
qemu | 4b3fc37788fe5a9c6ec0c43863c78604db40cbb3 | 1 | static void gen_spr_970_lpar(CPUPPCState *env)
{
/* Logical partitionning */
/* PPC970: HID4 is effectively the LPCR */
spr_register(env, SPR_970_HID4, "HID4",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
}
| 4,871 |
qemu | f293709c6af7a65a9bcec09cdba7a60183657a3e | 1 | static inline void *alloc_code_gen_buffer(void)
{
void *buf = static_code_gen_buffer;
#ifdef __mips__
if (cross_256mb(buf, tcg_ctx.code_gen_buffer_size)) {
buf = split_cross_256mb(buf, tcg_ctx.code_gen_buffer_size);
}
#endif
map_exec(buf, tcg_ctx.code_gen_buffer_size);
return buf;
}
| 4,872 |
qemu | b1fe60cd3525871a4c593ad8c2b39b89c19c00d0 | 1 | static void intel_hda_update_int_sts(IntelHDAState *d)
{
uint32_t sts = 0;
uint32_t i;
/* update controller status */
if (d->rirb_sts & ICH6_RBSTS_IRQ) {
sts |= (1 << 30);
}
if (d->rirb_sts & ICH6_RBSTS_OVERRUN) {
sts |= (1 << 30);
}
if (d->state_sts & d->wake_en) {
sts |= (1 << 30);
}
/* update stream status */
for (i = 0; i < 8; i++) {
/* buffer completion interrupt */
if (d->st[i].ctl & (1 << 26)) {
sts |= (1 << i);
}
}
/* update global status */
if (sts & d->int_ctl) {
sts |= (1 << 31);
}
d->int_sts = sts;
}
| 4,875 |
qemu | f0aa7a8b2d518c54430e4382309281b93e51981a | 1 | static void do_loadvm(Monitor *mon, const QDict *qdict)
{
int saved_vm_running = vm_running;
const char *name = qdict_get_str(qdict, "name");
vm_stop(0);
if (load_vmstate(name) >= 0 && saved_vm_running)
vm_start();
}
| 4,877 |
FFmpeg | 68caef9d48c4f1540b1b3181ebe7062a3417c62a | 1 | static av_always_inline void mc_chroma_scaled(VP9Context *s, vp9_scaled_mc_func smc,
vp9_mc_func (*mc)[2],
uint8_t *dst_u, uint8_t *dst_v,
ptrdiff_t dst_stride,
const uint8_t *ref_u, ptrdiff_t src_stride_u,
const uint8_t *ref_v, ptrdiff_t src_stride_v,
ThreadFrame *ref_frame,
ptrdiff_t y, ptrdiff_t x, const VP56mv *in_mv,
int px, int py, int pw, int ph,
int bw, int bh, int w, int h, int bytesperpixel,
const uint16_t *scale, const uint8_t *step)
{
if (s->s.frames[CUR_FRAME].tf.f->width == ref_frame->f->width &&
s->s.frames[CUR_FRAME].tf.f->height == ref_frame->f->height) {
mc_chroma_unscaled(s, mc, dst_u, dst_v, dst_stride, ref_u, src_stride_u,
ref_v, src_stride_v, ref_frame,
y, x, in_mv, bw, bh, w, h, bytesperpixel);
} else {
int mx, my;
int refbw_m1, refbh_m1;
int th;
VP56mv mv;
if (s->ss_h) {
// BUG https://code.google.com/p/webm/issues/detail?id=820
mv.x = av_clip(in_mv->x, -(x + pw - px + 4) * 16, (s->cols * 4 - x + px + 3) * 16);
mx = scale_mv(mv.x, 0) + (scale_mv(x * 16, 0) & ~15) + (scale_mv(x * 32, 0) & 15);
} else {
mv.x = av_clip(in_mv->x, -(x + pw - px + 4) * 8, (s->cols * 8 - x + px + 3) * 8);
mx = scale_mv(mv.x * 2, 0) + scale_mv(x * 16, 0);
}
if (s->ss_v) {
// BUG https://code.google.com/p/webm/issues/detail?id=820
mv.y = av_clip(in_mv->y, -(y + ph - py + 4) * 16, (s->rows * 4 - y + py + 3) * 16);
my = scale_mv(mv.y, 1) + (scale_mv(y * 16, 1) & ~15) + (scale_mv(y * 32, 1) & 15);
} else {
mv.y = av_clip(in_mv->y, -(y + ph - py + 4) * 8, (s->rows * 8 - y + py + 3) * 8);
my = scale_mv(mv.y * 2, 1) + scale_mv(y * 16, 1);
}
#undef scale_mv
y = my >> 4;
x = mx >> 4;
ref_u += y * src_stride_u + x * bytesperpixel;
ref_v += y * src_stride_v + x * bytesperpixel;
mx &= 15;
my &= 15;
refbw_m1 = ((bw - 1) * step[0] + mx) >> 4;
refbh_m1 = ((bh - 1) * step[1] + my) >> 4;
// FIXME bilinear filter only needs 0/1 pixels, not 3/4
// we use +7 because the last 7 pixels of each sbrow can be changed in
// the longest loopfilter of the next sbrow
th = (y + refbh_m1 + 4 + 7) >> (6 - s->ss_v);
ff_thread_await_progress(ref_frame, FFMAX(th, 0), 0);
if (x < 3 || y < 3 || x + 4 >= w - refbw_m1 || y + 4 >= h - refbh_m1) {
s->vdsp.emulated_edge_mc(s->edge_emu_buffer,
ref_u - 3 * src_stride_u - 3 * bytesperpixel,
288, src_stride_u,
refbw_m1 + 8, refbh_m1 + 8,
x - 3, y - 3, w, h);
ref_u = s->edge_emu_buffer + 3 * 288 + 3 * bytesperpixel;
smc(dst_u, dst_stride, ref_u, 288, bh, mx, my, step[0], step[1]);
s->vdsp.emulated_edge_mc(s->edge_emu_buffer,
ref_v - 3 * src_stride_v - 3 * bytesperpixel,
288, src_stride_v,
refbw_m1 + 8, refbh_m1 + 8,
x - 3, y - 3, w, h);
ref_v = s->edge_emu_buffer + 3 * 288 + 3 * bytesperpixel;
smc(dst_v, dst_stride, ref_v, 288, bh, mx, my, step[0], step[1]);
} else {
smc(dst_u, dst_stride, ref_u, src_stride_u, bh, mx, my, step[0], step[1]);
smc(dst_v, dst_stride, ref_v, src_stride_v, bh, mx, my, step[0], step[1]);
}
}
}
| 4,878 |
qemu | 7d1b0095bff7157e856d1d0e6c4295641ced2752 | 1 | static void gen_add_carry(TCGv dest, TCGv t0, TCGv t1)
{
TCGv tmp;
tcg_gen_add_i32(dest, t0, t1);
tmp = load_cpu_field(CF);
tcg_gen_add_i32(dest, dest, tmp);
dead_tmp(tmp);
}
| 4,880 |
FFmpeg | efddf2c09aed7400c73ecf327f86a4d0452b94b5 | 1 | static int compat_decode(AVCodecContext *avctx, AVFrame *frame,
int *got_frame, AVPacket *pkt)
{
AVCodecInternal *avci = avctx->internal;
int ret;
av_assert0(avci->compat_decode_consumed == 0);
*got_frame = 0;
avci->compat_decode = 1;
if (avci->compat_decode_partial_size > 0 &&
avci->compat_decode_partial_size != pkt->size) {
av_log(avctx, AV_LOG_ERROR,
"Got unexpected packet size after a partial decode\n");
ret = AVERROR(EINVAL);
goto finish;
}
if (!avci->compat_decode_partial_size) {
ret = avcodec_send_packet(avctx, pkt);
if (ret == AVERROR_EOF)
ret = 0;
else if (ret == AVERROR(EAGAIN)) {
/* we fully drain all the output in each decode call, so this should not
* ever happen */
ret = AVERROR_BUG;
goto finish;
} else if (ret < 0)
goto finish;
}
while (ret >= 0) {
ret = avcodec_receive_frame(avctx, frame);
if (ret < 0) {
if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
ret = 0;
goto finish;
}
if (frame != avci->compat_decode_frame) {
if (!avctx->refcounted_frames) {
ret = unrefcount_frame(avci, frame);
if (ret < 0)
goto finish;
}
*got_frame = 1;
frame = avci->compat_decode_frame;
} else {
if (!avci->compat_decode_warned) {
av_log(avctx, AV_LOG_WARNING, "The deprecated avcodec_decode_* "
"API cannot return all the frames for this decoder. "
"Some frames will be dropped. Update your code to the "
"new decoding API to fix this.\n");
avci->compat_decode_warned = 1;
}
}
if (avci->draining || (!avctx->codec->bsfs && avci->compat_decode_consumed < pkt->size))
break;
}
finish:
if (ret == 0) {
/* if there are any bsfs then assume full packet is always consumed */
if (avctx->codec->bsfs)
ret = pkt->size;
else
ret = FFMIN(avci->compat_decode_consumed, pkt->size);
}
avci->compat_decode_consumed = 0;
avci->compat_decode_partial_size = (ret >= 0) ? pkt->size - ret : 0;
return ret;
}
| 4,881 |
qemu | 53593e90d13264dc88b3281ddf75ceaa641df05a | 1 | static void gen_wsr_debugcause(DisasContext *dc, uint32_t sr, TCGv_i32 v)
{
}
| 4,882 |
FFmpeg | 1b00600319506a9bd81b114d2b374051dc1a29a6 | 1 | static int jp2_find_codestream(Jpeg2000DecoderContext *s)
{
uint32_t atom_size, atom, atom_end;
int search_range = 10;
while (search_range
&&
bytestream2_get_bytes_left(&s->g) >= 8) {
atom_size = bytestream2_get_be32u(&s->g);
atom = bytestream2_get_be32u(&s->g);
atom_end = bytestream2_tell(&s->g) + atom_size - 8;
if (atom == JP2_CODESTREAM)
return 1;
if (bytestream2_get_bytes_left(&s->g) < atom_size || atom_end < atom_size)
return 0;
if (atom == JP2_HEADER &&
atom_size >= 16) {
uint32_t atom2_size, atom2, atom2_end;
do {
atom2_size = bytestream2_get_be32u(&s->g);
atom2 = bytestream2_get_be32u(&s->g);
atom2_end = bytestream2_tell(&s->g) + atom2_size - 8;
if (atom2_size < 8 || atom2_end > atom_end || atom2_end < atom2_size)
break;
atom2_size -= 8;
if (atom2 == JP2_CODESTREAM) {
return 1;
} else if (atom2 == MKBETAG('c','o','l','r') && atom2_size >= 7) {
int method = bytestream2_get_byteu(&s->g);
bytestream2_skipu(&s->g, 2);
if (method == 1) {
s->colour_space = bytestream2_get_be32u(&s->g);
} else if (atom2 == MKBETAG('p','c','l','r') && atom2_size >= 6) {
int i, size, colour_count, colour_channels, colour_depth[3];
uint32_t r, g, b;
colour_count = bytestream2_get_be16u(&s->g);
colour_channels = bytestream2_get_byteu(&s->g);
// FIXME: Do not ignore channel_sign
colour_depth[0] = (bytestream2_get_byteu(&s->g) & 0x7f) + 1;
colour_depth[1] = (bytestream2_get_byteu(&s->g) & 0x7f) + 1;
colour_depth[2] = (bytestream2_get_byteu(&s->g) & 0x7f) + 1;
size = (colour_depth[0] + 7 >> 3) * colour_count +
(colour_depth[1] + 7 >> 3) * colour_count +
(colour_depth[2] + 7 >> 3) * colour_count;
if (colour_count > 256 ||
colour_channels != 3 ||
colour_depth[0] > 16 ||
colour_depth[1] > 16 ||
colour_depth[2] > 16 ||
atom2_size < size) {
avpriv_request_sample(s->avctx, "Unknown palette");
s->pal8 = 1;
for (i = 0; i < colour_count; i++) {
if (colour_depth[0] <= 8) {
r = bytestream2_get_byteu(&s->g) << 8 - colour_depth[0];
r |= r >> colour_depth[0];
} else {
r = bytestream2_get_be16u(&s->g) >> colour_depth[0] - 8;
if (colour_depth[1] <= 8) {
g = bytestream2_get_byteu(&s->g) << 8 - colour_depth[1];
r |= r >> colour_depth[1];
} else {
g = bytestream2_get_be16u(&s->g) >> colour_depth[1] - 8;
if (colour_depth[2] <= 8) {
b = bytestream2_get_byteu(&s->g) << 8 - colour_depth[2];
r |= r >> colour_depth[2];
} else {
b = bytestream2_get_be16u(&s->g) >> colour_depth[2] - 8;
s->palette[i] = 0xffu << 24 | r << 16 | g << 8 | b;
} else if (atom2 == MKBETAG('c','d','e','f') && atom2_size >= 2) {
int n = bytestream2_get_be16u(&s->g);
for (; n>0; n--) {
int cn = bytestream2_get_be16(&s->g);
int av_unused typ = bytestream2_get_be16(&s->g);
int asoc = bytestream2_get_be16(&s->g);
if (cn < 4 && asoc < 4)
s->cdef[cn] = asoc;
} else if (atom2 == MKBETAG('r','e','s',' ') && atom2_size >= 18) {
int64_t vnum, vden, hnum, hden, vexp, hexp;
uint32_t resx;
bytestream2_skip(&s->g, 4);
resx = bytestream2_get_be32u(&s->g);
if (resx != MKBETAG('r','e','s','c') && resx != MKBETAG('r','e','s','d')) {
vnum = bytestream2_get_be16u(&s->g);
vden = bytestream2_get_be16u(&s->g);
hnum = bytestream2_get_be16u(&s->g);
hden = bytestream2_get_be16u(&s->g);
vexp = bytestream2_get_byteu(&s->g);
hexp = bytestream2_get_byteu(&s->g);
if (vexp > hexp) {
vexp -= hexp;
hexp = 0;
} else {
hexp -= vexp;
vexp = 0;
if ( INT64_MAX / (hnum * vden) > pow(10, hexp)
&& INT64_MAX / (vnum * hden) > pow(10, vexp))
av_reduce(&s->sar.den, &s->sar.num,
hnum * vden * pow(10, hexp),
vnum * hden * pow(10, vexp),
INT32_MAX);
} while (atom_end - atom2_end >= 8);
} else {
search_range--;
bytestream2_seek(&s->g, atom_end, SEEK_SET);
return 0;
| 4,883 |
qemu | 3dc6f8693694a649a9c83f1e2746565b47683923 | 0 | static void i440fx_realize(PCIDevice *dev, Error **errp)
{
dev->config[I440FX_SMRAM] = 0x02;
if (object_property_get_bool(qdev_get_machine(), "iommu", NULL)) {
error_report("warning: i440fx doesn't support emulated iommu");
}
}
| 4,884 |
FFmpeg | 7e7e59409294af9caa63808e56c5cc824c98b4fc | 0 | static inline unsigned char gif_clut_index(uint8_t r, uint8_t g, uint8_t b)
{
return ((((r)/47)%6)*6*6+(((g)/47)%6)*6+(((b)/47)%6));
}
| 4,885 |
qemu | 0b5a24454fc551f0294fe93821e8c643214a55f5 | 0 | static void coroutine_fn bdrv_co_do_rw(void *opaque)
{
BlockAIOCBCoroutine *acb = opaque;
BlockDriverState *bs = acb->common.bs;
if (!acb->is_write) {
acb->req.error = bdrv_co_do_readv(bs, acb->req.sector,
acb->req.nb_sectors, acb->req.qiov, acb->req.flags);
} else {
acb->req.error = bdrv_co_do_writev(bs, acb->req.sector,
acb->req.nb_sectors, acb->req.qiov, acb->req.flags);
}
acb->bh = aio_bh_new(bdrv_get_aio_context(bs), bdrv_co_em_bh, acb);
qemu_bh_schedule(acb->bh);
}
| 4,887 |
qemu | 20a544c7dc2428e8816ed4a87af732884e885f2d | 0 | static int xen_add_to_physmap(XenIOState *state,
hwaddr start_addr,
ram_addr_t size,
MemoryRegion *mr,
hwaddr offset_within_region)
{
unsigned long i = 0;
int rc = 0;
XenPhysmap *physmap = NULL;
hwaddr pfn, start_gpfn;
hwaddr phys_offset = memory_region_get_ram_addr(mr);
char path[80], value[17];
const char *mr_name;
if (get_physmapping(state, start_addr, size)) {
return 0;
}
if (size <= 0) {
return -1;
}
/* Xen can only handle a single dirty log region for now and we want
* the linear framebuffer to be that region.
* Avoid tracking any regions that is not videoram and avoid tracking
* the legacy vga region. */
if (mr == framebuffer && start_addr > 0xbffff) {
goto go_physmap;
}
return -1;
go_physmap:
DPRINTF("mapping vram to %"HWADDR_PRIx" - %"HWADDR_PRIx"\n",
start_addr, start_addr + size);
pfn = phys_offset >> TARGET_PAGE_BITS;
start_gpfn = start_addr >> TARGET_PAGE_BITS;
for (i = 0; i < size >> TARGET_PAGE_BITS; i++) {
unsigned long idx = pfn + i;
xen_pfn_t gpfn = start_gpfn + i;
rc = xc_domain_add_to_physmap(xen_xc, xen_domid, XENMAPSPACE_gmfn, idx, gpfn);
if (rc) {
DPRINTF("add_to_physmap MFN %"PRI_xen_pfn" to PFN %"
PRI_xen_pfn" failed: %d (errno: %d)\n", idx, gpfn, rc, errno);
return -rc;
}
}
mr_name = memory_region_name(mr);
physmap = g_malloc(sizeof (XenPhysmap));
physmap->start_addr = start_addr;
physmap->size = size;
physmap->name = mr_name;
physmap->phys_offset = phys_offset;
QLIST_INSERT_HEAD(&state->physmap, physmap, list);
xc_domain_pin_memory_cacheattr(xen_xc, xen_domid,
start_addr >> TARGET_PAGE_BITS,
(start_addr + size - 1) >> TARGET_PAGE_BITS,
XEN_DOMCTL_MEM_CACHEATTR_WB);
snprintf(path, sizeof(path),
"/local/domain/0/device-model/%d/physmap/%"PRIx64"/start_addr",
xen_domid, (uint64_t)phys_offset);
snprintf(value, sizeof(value), "%"PRIx64, (uint64_t)start_addr);
if (!xs_write(state->xenstore, 0, path, value, strlen(value))) {
return -1;
}
snprintf(path, sizeof(path),
"/local/domain/0/device-model/%d/physmap/%"PRIx64"/size",
xen_domid, (uint64_t)phys_offset);
snprintf(value, sizeof(value), "%"PRIx64, (uint64_t)size);
if (!xs_write(state->xenstore, 0, path, value, strlen(value))) {
return -1;
}
if (mr_name) {
snprintf(path, sizeof(path),
"/local/domain/0/device-model/%d/physmap/%"PRIx64"/name",
xen_domid, (uint64_t)phys_offset);
if (!xs_write(state->xenstore, 0, path, mr_name, strlen(mr_name))) {
return -1;
}
}
return 0;
}
| 4,888 |
qemu | 1ea879e5580f63414693655fcf0328559cdce138 | 0 | static int fmod_init_in (HWVoiceIn *hw, audsettings_t *as)
{
int bits16, mode;
FMODVoiceIn *fmd = (FMODVoiceIn *) hw;
audsettings_t obt_as = *as;
if (conf.broken_adc) {
return -1;
}
mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0);
fmd->fmod_sample = FSOUND_Sample_Alloc (
FSOUND_FREE, /* index */
conf.nb_samples, /* length */
mode, /* mode */
as->freq, /* freq */
255, /* volume */
128, /* pan */
255 /* priority */
);
if (!fmd->fmod_sample) {
fmod_logerr2 ("ADC", "Failed to allocate FMOD sample\n");
return -1;
}
/* FMOD always operates on little endian frames? */
obt_as.endianness = 0;
audio_pcm_init_info (&hw->info, &obt_as);
bits16 = (mode & FSOUND_16BITS) != 0;
hw->samples = conf.nb_samples;
return 0;
}
| 4,889 |
qemu | ca9567e23454ca94e3911710da4e953ad049b40f | 0 | static void monitor_control_event(void *opaque, int event)
{
if (event == CHR_EVENT_OPENED) {
QObject *data;
Monitor *mon = opaque;
json_message_parser_init(&mon->mc->parser, handle_qmp_command);
data = qobject_from_jsonf("{ 'QMP': { 'capabilities': [] } }");
assert(data != NULL);
monitor_json_emitter(mon, data);
qobject_decref(data);
}
}
| 4,890 |
qemu | 3e300fa6ad4ee19b16339c25773dec8df0bfb982 | 0 | static void pmac_ide_transfer_cb(void *opaque, int ret)
{
DBDMA_io *io = opaque;
MACIOIDEState *m = io->opaque;
IDEState *s = idebus_active_if(&m->bus);
int n = 0;
int64_t sector_num;
int unaligned;
if (ret < 0) {
MACIO_DPRINTF("DMA error\n");
m->aiocb = NULL;
qemu_sglist_destroy(&s->sg);
ide_dma_error(s);
io->remainder_len = 0;
goto done;
}
if (!m->dma_active) {
MACIO_DPRINTF("waiting for data (%#x - %#x - %x)\n",
s->nsector, io->len, s->status);
/* data not ready yet, wait for the channel to get restarted */
io->processing = false;
return;
}
sector_num = ide_get_sector(s);
MACIO_DPRINTF("io_buffer_size = %#x\n", s->io_buffer_size);
if (s->io_buffer_size > 0) {
m->aiocb = NULL;
qemu_sglist_destroy(&s->sg);
n = (s->io_buffer_size + 0x1ff) >> 9;
sector_num += n;
ide_set_sector(s, sector_num);
s->nsector -= n;
}
MACIO_DPRINTF("remainder: %d io->len: %d nsector: %d "
"sector_num: %" PRId64 "\n",
io->remainder_len, io->len, s->nsector, sector_num);
if (io->remainder_len && io->len) {
/* guest wants the rest of its previous transfer */
int remainder_len = MIN(io->remainder_len, io->len);
uint8_t *p = &io->remainder[0x200 - remainder_len];
MACIO_DPRINTF("copying remainder %d bytes at %#" HWADDR_PRIx "\n",
remainder_len, io->addr);
switch (s->dma_cmd) {
case IDE_DMA_READ:
cpu_physical_memory_write(io->addr, p, remainder_len);
break;
case IDE_DMA_WRITE:
cpu_physical_memory_read(io->addr, p, remainder_len);
bdrv_write(s->bs, sector_num - 1, io->remainder, 1);
break;
case IDE_DMA_TRIM:
break;
}
io->addr += remainder_len;
io->len -= remainder_len;
io->remainder_len -= remainder_len;
}
if (s->nsector == 0 && !io->remainder_len) {
MACIO_DPRINTF("end of transfer\n");
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s->bus);
m->dma_active = false;
}
if (io->len == 0) {
MACIO_DPRINTF("end of DMA\n");
goto done;
}
/* launch next transfer */
s->io_buffer_index = 0;
s->io_buffer_size = MIN(io->len, s->nsector * 512);
/* handle unaligned accesses first, get them over with and only do the
remaining bulk transfer using our async DMA helpers */
unaligned = io->len & 0x1ff;
if (unaligned) {
int nsector = io->len >> 9;
MACIO_DPRINTF("precopying unaligned %d bytes to %#" HWADDR_PRIx "\n",
unaligned, io->addr + io->len - unaligned);
switch (s->dma_cmd) {
case IDE_DMA_READ:
bdrv_read(s->bs, sector_num + nsector, io->remainder, 1);
cpu_physical_memory_write(io->addr + io->len - unaligned,
io->remainder, unaligned);
break;
case IDE_DMA_WRITE:
/* cache the contents in our io struct */
cpu_physical_memory_read(io->addr + io->len - unaligned,
io->remainder, unaligned);
break;
case IDE_DMA_TRIM:
break;
}
io->len -= unaligned;
}
MACIO_DPRINTF("io->len = %#x\n", io->len);
qemu_sglist_init(&s->sg, DEVICE(m), io->len / MACIO_PAGE_SIZE + 1,
&address_space_memory);
qemu_sglist_add(&s->sg, io->addr, io->len);
io->addr += io->len + unaligned;
io->remainder_len = (0x200 - unaligned) & 0x1ff;
MACIO_DPRINTF("set remainder to: %d\n", io->remainder_len);
/* We would read no data from the block layer, thus not get a callback.
Just fake completion manually. */
if (!io->len) {
pmac_ide_transfer_cb(opaque, 0);
return;
}
io->len = 0;
MACIO_DPRINTF("sector_num=%" PRId64 " n=%d, nsector=%d, cmd_cmd=%d\n",
sector_num, n, s->nsector, s->dma_cmd);
switch (s->dma_cmd) {
case IDE_DMA_READ:
m->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num,
pmac_ide_transfer_cb, io);
break;
case IDE_DMA_WRITE:
m->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num,
pmac_ide_transfer_cb, io);
break;
case IDE_DMA_TRIM:
m->aiocb = dma_bdrv_io(s->bs, &s->sg, sector_num,
ide_issue_trim, pmac_ide_transfer_cb, io,
DMA_DIRECTION_TO_DEVICE);
break;
}
return;
done:
if (s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) {
bdrv_acct_done(s->bs, &s->acct);
}
io->dma_end(io);
}
| 4,894 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static uint64_t bmdma_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
BMDMAState *bm = opaque;
PCIIDEState *pci_dev = bm->pci_dev;
uint32_t val;
if (size != 1) {
return ((uint64_t)1 << (size * 8)) - 1;
}
switch(addr & 3) {
case 0:
val = bm->cmd;
break;
case 1:
val = pci_dev->dev.config[MRDMODE];
break;
case 2:
val = bm->status;
break;
case 3:
if (bm == &pci_dev->bmdma[0]) {
val = pci_dev->dev.config[UDIDETCR0];
} else {
val = pci_dev->dev.config[UDIDETCR1];
}
break;
default:
val = 0xff;
break;
}
#ifdef DEBUG_IDE
printf("bmdma: readb 0x%02x : 0x%02x\n", addr, val);
#endif
return val;
}
| 4,895 |
qemu | 6fc76aa9adc1c8896a97059f12a1e5e6c1820c64 | 0 | static void hash32_bat_size(CPUPPCState *env, target_ulong *blp, int *validp,
target_ulong batu, target_ulong batl)
{
target_ulong bl;
int valid;
bl = (batu & BATU32_BL) << 15;
valid = 0;
if (((msr_pr == 0) && (batu & BATU32_VS)) ||
((msr_pr != 0) && (batu & BATU32_VP))) {
valid = 1;
}
*blp = bl;
*validp = valid;
}
| 4,897 |
qemu | 7cfbd386b92e93fbfae033b9ac89a20d1fe72573 | 0 | static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
abi_ulong parent_tidptr, target_ulong newtls,
abi_ulong child_tidptr)
{
CPUState *cpu = ENV_GET_CPU(env);
int ret;
TaskState *ts;
CPUState *new_cpu;
CPUArchState *new_env;
unsigned int nptl_flags;
sigset_t sigmask;
/* Emulate vfork() with fork() */
if (flags & CLONE_VFORK)
flags &= ~(CLONE_VFORK | CLONE_VM);
if (flags & CLONE_VM) {
TaskState *parent_ts = (TaskState *)cpu->opaque;
new_thread_info info;
pthread_attr_t attr;
ts = g_new0(TaskState, 1);
init_task_state(ts);
/* we create a new CPU instance. */
new_env = cpu_copy(env);
/* Init regs that differ from the parent. */
cpu_clone_regs(new_env, newsp);
new_cpu = ENV_GET_CPU(new_env);
new_cpu->opaque = ts;
ts->bprm = parent_ts->bprm;
ts->info = parent_ts->info;
ts->signal_mask = parent_ts->signal_mask;
nptl_flags = flags;
flags &= ~CLONE_NPTL_FLAGS2;
if (nptl_flags & CLONE_CHILD_CLEARTID) {
ts->child_tidptr = child_tidptr;
}
if (nptl_flags & CLONE_SETTLS)
cpu_set_tls (new_env, newtls);
/* Grab a mutex so that thread setup appears atomic. */
pthread_mutex_lock(&clone_lock);
memset(&info, 0, sizeof(info));
pthread_mutex_init(&info.mutex, NULL);
pthread_mutex_lock(&info.mutex);
pthread_cond_init(&info.cond, NULL);
info.env = new_env;
if (nptl_flags & CLONE_CHILD_SETTID)
info.child_tidptr = child_tidptr;
if (nptl_flags & CLONE_PARENT_SETTID)
info.parent_tidptr = parent_tidptr;
ret = pthread_attr_init(&attr);
ret = pthread_attr_setstacksize(&attr, NEW_STACK_SIZE);
ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
/* It is not safe to deliver signals until the child has finished
initializing, so temporarily block all signals. */
sigfillset(&sigmask);
sigprocmask(SIG_BLOCK, &sigmask, &info.sigmask);
ret = pthread_create(&info.thread, &attr, clone_func, &info);
/* TODO: Free new CPU state if thread creation failed. */
sigprocmask(SIG_SETMASK, &info.sigmask, NULL);
pthread_attr_destroy(&attr);
if (ret == 0) {
/* Wait for the child to initialize. */
pthread_cond_wait(&info.cond, &info.mutex);
ret = info.tid;
if (flags & CLONE_PARENT_SETTID)
put_user_u32(ret, parent_tidptr);
} else {
ret = -1;
}
pthread_mutex_unlock(&info.mutex);
pthread_cond_destroy(&info.cond);
pthread_mutex_destroy(&info.mutex);
pthread_mutex_unlock(&clone_lock);
} else {
/* if no CLONE_VM, we consider it is a fork */
if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) {
return -TARGET_EINVAL;
}
if (block_signals()) {
return -TARGET_ERESTARTSYS;
}
fork_start();
ret = fork();
if (ret == 0) {
/* Child Process. */
rcu_after_fork();
cpu_clone_regs(env, newsp);
fork_end(1);
/* There is a race condition here. The parent process could
theoretically read the TID in the child process before the child
tid is set. This would require using either ptrace
(not implemented) or having *_tidptr to point at a shared memory
mapping. We can't repeat the spinlock hack used above because
the child process gets its own copy of the lock. */
if (flags & CLONE_CHILD_SETTID)
put_user_u32(gettid(), child_tidptr);
if (flags & CLONE_PARENT_SETTID)
put_user_u32(gettid(), parent_tidptr);
ts = (TaskState *)cpu->opaque;
if (flags & CLONE_SETTLS)
cpu_set_tls (env, newtls);
if (flags & CLONE_CHILD_CLEARTID)
ts->child_tidptr = child_tidptr;
} else {
fork_end(0);
}
}
return ret;
}
| 4,898 |
qemu | 0c16c056a4f9dec18fdd56feec82a5db9ff3c15e | 0 | static void test_hash_digest(void)
{
size_t i;
g_assert(qcrypto_init(NULL) == 0);
for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) {
int ret;
char *digest;
size_t digestsize;
digestsize = qcrypto_hash_digest_len(i);
g_assert_cmpint(digestsize * 2, ==, strlen(expected_outputs[i]));
ret = qcrypto_hash_digest(i,
INPUT_TEXT,
strlen(INPUT_TEXT),
&digest,
NULL);
g_assert(ret == 0);
g_assert(g_str_equal(digest, expected_outputs[i]));
g_free(digest);
}
}
| 4,900 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static uint32_t pci_apb_ioreadw (void *opaque, target_phys_addr_t addr)
{
uint32_t val;
val = bswap16(cpu_inw(addr & IOPORTS_MASK));
return val;
}
| 4,901 |
qemu | d6f2ea22a05b429ba83248b80a625b6fe1d927f3 | 0 | static void destroy_l2_mapping(PhysPageEntry *lp, unsigned level)
{
unsigned i;
PhysPageEntry *p = lp->u.node;
if (!p) {
return;
}
for (i = 0; i < L2_SIZE; ++i) {
if (level > 0) {
destroy_l2_mapping(&p[i], level - 1);
} else {
destroy_page_desc(p[i].u.leaf);
}
}
g_free(p);
lp->u.node = NULL;
}
| 4,902 |
qemu | 494a8ebe713055d3946183f4b395f85a18b43e9e | 0 | static void prstat_to_stat(struct stat *stbuf, ProxyStat *prstat)
{
memset(stbuf, 0, sizeof(*stbuf));
stbuf->st_dev = prstat->st_dev;
stbuf->st_ino = prstat->st_ino;
stbuf->st_nlink = prstat->st_nlink;
stbuf->st_mode = prstat->st_mode;
stbuf->st_uid = prstat->st_uid;
stbuf->st_gid = prstat->st_gid;
stbuf->st_rdev = prstat->st_rdev;
stbuf->st_size = prstat->st_size;
stbuf->st_blksize = prstat->st_blksize;
stbuf->st_blocks = prstat->st_blocks;
stbuf->st_atim.tv_sec = prstat->st_atim_sec;
stbuf->st_atim.tv_nsec = prstat->st_atim_nsec;
stbuf->st_mtime = prstat->st_mtim_sec;
stbuf->st_mtim.tv_nsec = prstat->st_mtim_nsec;
stbuf->st_ctime = prstat->st_ctim_sec;
stbuf->st_ctim.tv_nsec = prstat->st_ctim_nsec;
}
| 4,904 |
qemu | 96b1a8bb55f1aeb72a943d1001841ff8b0687059 | 0 | S390CPU *cpu_s390x_init(const char *cpu_model)
{
S390CPU *cpu;
cpu = S390_CPU(object_new(TYPE_S390_CPU));
object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
return cpu;
}
| 4,905 |
qemu | fd56e0612b6454a282fa6a953fdb09281a98c589 | 0 | void pci_unregister_vga(PCIDevice *pci_dev)
{
if (!pci_dev->has_vga) {
return;
}
memory_region_del_subregion(pci_dev->bus->address_space_mem,
pci_dev->vga_regions[QEMU_PCI_VGA_MEM]);
memory_region_del_subregion(pci_dev->bus->address_space_io,
pci_dev->vga_regions[QEMU_PCI_VGA_IO_LO]);
memory_region_del_subregion(pci_dev->bus->address_space_io,
pci_dev->vga_regions[QEMU_PCI_VGA_IO_HI]);
pci_dev->has_vga = false;
}
| 4,906 |
FFmpeg | 6b657ac7889738b9ab38924cca4e7c418f6fbc38 | 0 | static int decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
C93DecoderContext * const c93 = avctx->priv_data;
AVFrame * const newpic = &c93->pictures[c93->currentpic];
AVFrame * const oldpic = &c93->pictures[c93->currentpic^1];
GetByteContext gb;
uint8_t *out;
int stride, ret, i, x, y, b, bt = 0;
c93->currentpic ^= 1;
if ((ret = ff_reget_buffer(avctx, newpic)) < 0)
return ret;
stride = newpic->linesize[0];
bytestream2_init(&gb, buf, buf_size);
b = bytestream2_get_byte(&gb);
if (b & C93_FIRST_FRAME) {
newpic->pict_type = AV_PICTURE_TYPE_I;
newpic->key_frame = 1;
} else {
newpic->pict_type = AV_PICTURE_TYPE_P;
newpic->key_frame = 0;
}
for (y = 0; y < HEIGHT; y += 8) {
out = newpic->data[0] + y * stride;
for (x = 0; x < WIDTH; x += 8) {
uint8_t *copy_from = oldpic->data[0];
unsigned int offset, j;
uint8_t cols[4], grps[4];
C93BlockType block_type;
if (!bt)
bt = bytestream2_get_byte(&gb);
block_type= bt & 0x0F;
switch (block_type) {
case C93_8X8_FROM_PREV:
offset = bytestream2_get_le16(&gb);
if ((ret = copy_block(avctx, out, copy_from, offset, 8, stride)) < 0)
return ret;
break;
case C93_4X4_FROM_CURR:
copy_from = newpic->data[0];
case C93_4X4_FROM_PREV:
for (j = 0; j < 8; j += 4) {
for (i = 0; i < 8; i += 4) {
offset = bytestream2_get_le16(&gb);
if ((ret = copy_block(avctx, &out[j*stride+i],
copy_from, offset, 4, stride)) < 0)
return ret;
}
}
break;
case C93_8X8_2COLOR:
bytestream2_get_buffer(&gb, cols, 2);
for (i = 0; i < 8; i++) {
draw_n_color(out + i*stride, stride, 8, 1, 1, cols,
NULL, bytestream2_get_byte(&gb));
}
break;
case C93_4X4_2COLOR:
case C93_4X4_4COLOR:
case C93_4X4_4COLOR_GRP:
for (j = 0; j < 8; j += 4) {
for (i = 0; i < 8; i += 4) {
if (block_type == C93_4X4_2COLOR) {
bytestream2_get_buffer(&gb, cols, 2);
draw_n_color(out + i + j*stride, stride, 4, 4,
1, cols, NULL, bytestream2_get_le16(&gb));
} else if (block_type == C93_4X4_4COLOR) {
bytestream2_get_buffer(&gb, cols, 4);
draw_n_color(out + i + j*stride, stride, 4, 4,
2, cols, NULL, bytestream2_get_le32(&gb));
} else {
bytestream2_get_buffer(&gb, grps, 4);
draw_n_color(out + i + j*stride, stride, 4, 4,
1, cols, grps, bytestream2_get_le16(&gb));
}
}
}
break;
case C93_NOOP:
break;
case C93_8X8_INTRA:
for (j = 0; j < 8; j++)
bytestream2_get_buffer(&gb, out + j*stride, 8);
break;
default:
av_log(avctx, AV_LOG_ERROR, "unexpected type %x at %dx%d\n",
block_type, x, y);
return AVERROR_INVALIDDATA;
}
bt >>= 4;
out += 8;
}
}
if (b & C93_HAS_PALETTE) {
uint32_t *palette = (uint32_t *) newpic->data[1];
for (i = 0; i < 256; i++) {
palette[i] = 0xFFU << 24 | bytestream2_get_be24(&gb);
}
newpic->palette_has_changed = 1;
} else {
if (oldpic->data[1])
memcpy(newpic->data[1], oldpic->data[1], 256 * 4);
}
if ((ret = av_frame_ref(data, newpic)) < 0)
return ret;
*got_frame = 1;
return buf_size;
}
| 4,907 |
qemu | 2a7e6857cd3178d705a49c4adde2f3af26ed3ae1 | 0 | VncInfo2List *qmp_query_vnc_servers(Error **errp)
{
VncInfo2List *item, *prev = NULL;
VncInfo2 *info;
VncDisplay *vd;
DeviceState *dev;
QTAILQ_FOREACH(vd, &vnc_displays, next) {
info = g_new0(VncInfo2, 1);
info->id = g_strdup(vd->id);
info->clients = qmp_query_client_list(vd);
qmp_query_auth(vd, info);
if (vd->dcl.con) {
dev = DEVICE(object_property_get_link(OBJECT(vd->dcl.con),
"device", NULL));
info->has_display = true;
info->display = g_strdup(dev->id);
}
if (vd->lsock != NULL) {
info->server = qmp_query_server_entry(
vd->lsock, false, info->server);
}
if (vd->lwebsock != NULL) {
info->server = qmp_query_server_entry(
vd->lwebsock, true, info->server);
}
item = g_new0(VncInfo2List, 1);
item->value = info;
item->next = prev;
prev = item;
}
return prev;
}
| 4,908 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | pic_read(void *opaque, target_phys_addr_t addr, unsigned int size)
{
struct etrax_pic *fs = opaque;
uint32_t rval;
rval = fs->regs[addr >> 2];
D(printf("%s %x=%x\n", __func__, addr, rval));
return rval;
}
| 4,910 |
qemu | aa92d6c4609e174fc6884e4b7b87367fac33cbe9 | 0 | static int coroutine_fn nfs_co_writev(BlockDriverState *bs,
int64_t sector_num, int nb_sectors,
QEMUIOVector *iov)
{
NFSClient *client = bs->opaque;
NFSRPC task;
char *buf = NULL;
nfs_co_init_task(client, &task);
buf = g_try_malloc(nb_sectors * BDRV_SECTOR_SIZE);
if (nb_sectors && buf == NULL) {
return -ENOMEM;
}
qemu_iovec_to_buf(iov, 0, buf, nb_sectors * BDRV_SECTOR_SIZE);
if (nfs_pwrite_async(client->context, client->fh,
sector_num * BDRV_SECTOR_SIZE,
nb_sectors * BDRV_SECTOR_SIZE,
buf, nfs_co_generic_cb, &task) != 0) {
g_free(buf);
return -ENOMEM;
}
while (!task.complete) {
nfs_set_events(client);
qemu_coroutine_yield();
}
g_free(buf);
if (task.ret != nb_sectors * BDRV_SECTOR_SIZE) {
return task.ret < 0 ? task.ret : -EIO;
}
return 0;
}
| 4,911 |
qemu | 6f1de6b70d857d5e316ae6fd908f52818b827b08 | 0 | static gboolean cadence_uart_xmit(GIOChannel *chan, GIOCondition cond,
void *opaque)
{
CadenceUARTState *s = opaque;
int ret;
/* instant drain the fifo when there's no back-end */
if (!s->chr) {
s->tx_count = 0;
return FALSE;
}
if (!s->tx_count) {
return FALSE;
}
ret = qemu_chr_fe_write(s->chr, s->tx_fifo, s->tx_count);
s->tx_count -= ret;
memmove(s->tx_fifo, s->tx_fifo + ret, s->tx_count);
if (s->tx_count) {
int r = qemu_chr_fe_add_watch(s->chr, G_IO_OUT|G_IO_HUP,
cadence_uart_xmit, s);
assert(r);
}
uart_update_status(s);
return FALSE;
}
| 4,912 |
qemu | 0ed6dc1a982fd029557a17fda7606d679a6ebb28 | 0 | void error_set_field(Error *err, const char *field, const char *value)
{
QDict *dict = qdict_get_qdict(err->obj, "data");
return qdict_put(dict, field, qstring_from_str(value));
}
| 4,914 |
qemu | 33577b47c64435fcc2a1bc01c7e82534256f1fc3 | 0 | static void replay_add_event(ReplayAsyncEventKind event_kind,
void *opaque,
void *opaque2, uint64_t id)
{
assert(event_kind < REPLAY_ASYNC_COUNT);
if (!replay_file || replay_mode == REPLAY_MODE_NONE
|| !events_enabled) {
Event e;
e.event_kind = event_kind;
e.opaque = opaque;
e.opaque2 = opaque2;
e.id = id;
replay_run_event(&e);
return;
}
Event *event = g_malloc0(sizeof(Event));
event->event_kind = event_kind;
event->opaque = opaque;
event->opaque2 = opaque2;
event->id = id;
replay_mutex_lock();
QTAILQ_INSERT_TAIL(&events_list, event, events);
replay_mutex_unlock();
}
| 4,915 |
qemu | 3dc6f8693694a649a9c83f1e2746565b47683923 | 0 | static void unsafe_flush_warning(BDRVSSHState *s, const char *what)
{
if (!s->unsafe_flush_warning) {
error_report("warning: ssh server %s does not support fsync",
s->inet->host);
if (what) {
error_report("to support fsync, you need %s", what);
}
s->unsafe_flush_warning = true;
}
}
| 4,917 |
FFmpeg | 3051e7fa712dfe2136f19b7157211453895f2a3c | 0 | static int hls_slice_header(HEVCContext *s)
{
GetBitContext *gb = &s->HEVClc->gb;
SliceHeader *sh = &s->sh;
int i, j, ret;
// Coded parameters
sh->first_slice_in_pic_flag = get_bits1(gb);
if ((IS_IDR(s) || IS_BLA(s)) && sh->first_slice_in_pic_flag) {
s->seq_decode = (s->seq_decode + 1) & 0xff;
s->max_ra = INT_MAX;
if (IS_IDR(s))
ff_hevc_clear_refs(s);
}
sh->no_output_of_prior_pics_flag = 0;
if (IS_IRAP(s))
sh->no_output_of_prior_pics_flag = get_bits1(gb);
sh->pps_id = get_ue_golomb_long(gb);
if (sh->pps_id >= MAX_PPS_COUNT || !s->pps_list[sh->pps_id]) {
av_log(s->avctx, AV_LOG_ERROR, "PPS id out of range: %d\n", sh->pps_id);
return AVERROR_INVALIDDATA;
}
if (!sh->first_slice_in_pic_flag &&
s->pps != (HEVCPPS*)s->pps_list[sh->pps_id]->data) {
av_log(s->avctx, AV_LOG_ERROR, "PPS changed between slices.\n");
return AVERROR_INVALIDDATA;
}
s->pps = (HEVCPPS*)s->pps_list[sh->pps_id]->data;
if (s->nal_unit_type == NAL_CRA_NUT && s->last_eos == 1)
sh->no_output_of_prior_pics_flag = 1;
if (s->sps != (HEVCSPS*)s->sps_list[s->pps->sps_id]->data) {
const HEVCSPS* last_sps = s->sps;
s->sps = (HEVCSPS*)s->sps_list[s->pps->sps_id]->data;
if (last_sps && IS_IRAP(s) && s->nal_unit_type != NAL_CRA_NUT) {
if (s->sps->width != last_sps->width || s->sps->height != last_sps->height ||
s->sps->temporal_layer[s->sps->max_sub_layers - 1].max_dec_pic_buffering !=
last_sps->temporal_layer[last_sps->max_sub_layers - 1].max_dec_pic_buffering)
sh->no_output_of_prior_pics_flag = 0;
}
ff_hevc_clear_refs(s);
ret = set_sps(s, s->sps, AV_PIX_FMT_NONE);
if (ret < 0)
return ret;
s->seq_decode = (s->seq_decode + 1) & 0xff;
s->max_ra = INT_MAX;
}
sh->dependent_slice_segment_flag = 0;
if (!sh->first_slice_in_pic_flag) {
int slice_address_length;
if (s->pps->dependent_slice_segments_enabled_flag)
sh->dependent_slice_segment_flag = get_bits1(gb);
slice_address_length = av_ceil_log2(s->sps->ctb_width *
s->sps->ctb_height);
sh->slice_segment_addr = get_bits(gb, slice_address_length);
if (sh->slice_segment_addr >= s->sps->ctb_width * s->sps->ctb_height) {
av_log(s->avctx, AV_LOG_ERROR,
"Invalid slice segment address: %u.\n",
sh->slice_segment_addr);
return AVERROR_INVALIDDATA;
}
if (!sh->dependent_slice_segment_flag) {
sh->slice_addr = sh->slice_segment_addr;
s->slice_idx++;
}
} else {
sh->slice_segment_addr = sh->slice_addr = 0;
s->slice_idx = 0;
s->slice_initialized = 0;
}
if (!sh->dependent_slice_segment_flag) {
s->slice_initialized = 0;
for (i = 0; i < s->pps->num_extra_slice_header_bits; i++)
skip_bits(gb, 1); // slice_reserved_undetermined_flag[]
sh->slice_type = get_ue_golomb_long(gb);
if (!(sh->slice_type == I_SLICE ||
sh->slice_type == P_SLICE ||
sh->slice_type == B_SLICE)) {
av_log(s->avctx, AV_LOG_ERROR, "Unknown slice type: %d.\n",
sh->slice_type);
return AVERROR_INVALIDDATA;
}
if (IS_IRAP(s) && sh->slice_type != I_SLICE) {
av_log(s->avctx, AV_LOG_ERROR, "Inter slices in an IRAP frame.\n");
return AVERROR_INVALIDDATA;
}
// when flag is not present, picture is inferred to be output
sh->pic_output_flag = 1;
if (s->pps->output_flag_present_flag)
sh->pic_output_flag = get_bits1(gb);
if (s->sps->separate_colour_plane_flag)
sh->colour_plane_id = get_bits(gb, 2);
if (!IS_IDR(s)) {
int poc;
sh->pic_order_cnt_lsb = get_bits(gb, s->sps->log2_max_poc_lsb);
poc = ff_hevc_compute_poc(s, sh->pic_order_cnt_lsb);
if (!sh->first_slice_in_pic_flag && poc != s->poc) {
av_log(s->avctx, AV_LOG_WARNING,
"Ignoring POC change between slices: %d -> %d\n", s->poc, poc);
if (s->avctx->err_recognition & AV_EF_EXPLODE)
return AVERROR_INVALIDDATA;
poc = s->poc;
}
s->poc = poc;
sh->short_term_ref_pic_set_sps_flag = get_bits1(gb);
if (!sh->short_term_ref_pic_set_sps_flag) {
int pos = get_bits_left(gb);
ret = ff_hevc_decode_short_term_rps(s, &sh->slice_rps, s->sps, 1);
if (ret < 0)
return ret;
sh->short_term_ref_pic_set_size = pos - get_bits_left(gb);
sh->short_term_rps = &sh->slice_rps;
} else {
int numbits, rps_idx;
if (!s->sps->nb_st_rps) {
av_log(s->avctx, AV_LOG_ERROR, "No ref lists in the SPS.\n");
return AVERROR_INVALIDDATA;
}
numbits = av_ceil_log2(s->sps->nb_st_rps);
rps_idx = numbits > 0 ? get_bits(gb, numbits) : 0;
sh->short_term_rps = &s->sps->st_rps[rps_idx];
}
ret = decode_lt_rps(s, &sh->long_term_rps, gb);
if (ret < 0) {
av_log(s->avctx, AV_LOG_WARNING, "Invalid long term RPS.\n");
if (s->avctx->err_recognition & AV_EF_EXPLODE)
return AVERROR_INVALIDDATA;
}
if (s->sps->sps_temporal_mvp_enabled_flag)
sh->slice_temporal_mvp_enabled_flag = get_bits1(gb);
else
sh->slice_temporal_mvp_enabled_flag = 0;
} else {
s->sh.short_term_rps = NULL;
s->poc = 0;
}
/* 8.3.1 */
if (s->temporal_id == 0 &&
s->nal_unit_type != NAL_TRAIL_N &&
s->nal_unit_type != NAL_TSA_N &&
s->nal_unit_type != NAL_STSA_N &&
s->nal_unit_type != NAL_RADL_N &&
s->nal_unit_type != NAL_RADL_R &&
s->nal_unit_type != NAL_RASL_N &&
s->nal_unit_type != NAL_RASL_R)
s->pocTid0 = s->poc;
if (s->sps->sao_enabled) {
sh->slice_sample_adaptive_offset_flag[0] = get_bits1(gb);
if (s->sps->chroma_format_idc) {
sh->slice_sample_adaptive_offset_flag[1] =
sh->slice_sample_adaptive_offset_flag[2] = get_bits1(gb);
}
} else {
sh->slice_sample_adaptive_offset_flag[0] = 0;
sh->slice_sample_adaptive_offset_flag[1] = 0;
sh->slice_sample_adaptive_offset_flag[2] = 0;
}
sh->nb_refs[L0] = sh->nb_refs[L1] = 0;
if (sh->slice_type == P_SLICE || sh->slice_type == B_SLICE) {
int nb_refs;
sh->nb_refs[L0] = s->pps->num_ref_idx_l0_default_active;
if (sh->slice_type == B_SLICE)
sh->nb_refs[L1] = s->pps->num_ref_idx_l1_default_active;
if (get_bits1(gb)) { // num_ref_idx_active_override_flag
sh->nb_refs[L0] = get_ue_golomb_long(gb) + 1;
if (sh->slice_type == B_SLICE)
sh->nb_refs[L1] = get_ue_golomb_long(gb) + 1;
}
if (sh->nb_refs[L0] > MAX_REFS || sh->nb_refs[L1] > MAX_REFS) {
av_log(s->avctx, AV_LOG_ERROR, "Too many refs: %d/%d.\n",
sh->nb_refs[L0], sh->nb_refs[L1]);
return AVERROR_INVALIDDATA;
}
sh->rpl_modification_flag[0] = 0;
sh->rpl_modification_flag[1] = 0;
nb_refs = ff_hevc_frame_nb_refs(s);
if (!nb_refs) {
av_log(s->avctx, AV_LOG_ERROR, "Zero refs for a frame with P or B slices.\n");
return AVERROR_INVALIDDATA;
}
if (s->pps->lists_modification_present_flag && nb_refs > 1) {
sh->rpl_modification_flag[0] = get_bits1(gb);
if (sh->rpl_modification_flag[0]) {
for (i = 0; i < sh->nb_refs[L0]; i++)
sh->list_entry_lx[0][i] = get_bits(gb, av_ceil_log2(nb_refs));
}
if (sh->slice_type == B_SLICE) {
sh->rpl_modification_flag[1] = get_bits1(gb);
if (sh->rpl_modification_flag[1] == 1)
for (i = 0; i < sh->nb_refs[L1]; i++)
sh->list_entry_lx[1][i] = get_bits(gb, av_ceil_log2(nb_refs));
}
}
if (sh->slice_type == B_SLICE)
sh->mvd_l1_zero_flag = get_bits1(gb);
if (s->pps->cabac_init_present_flag)
sh->cabac_init_flag = get_bits1(gb);
else
sh->cabac_init_flag = 0;
sh->collocated_ref_idx = 0;
if (sh->slice_temporal_mvp_enabled_flag) {
sh->collocated_list = L0;
if (sh->slice_type == B_SLICE)
sh->collocated_list = !get_bits1(gb);
if (sh->nb_refs[sh->collocated_list] > 1) {
sh->collocated_ref_idx = get_ue_golomb_long(gb);
if (sh->collocated_ref_idx >= sh->nb_refs[sh->collocated_list]) {
av_log(s->avctx, AV_LOG_ERROR,
"Invalid collocated_ref_idx: %d.\n",
sh->collocated_ref_idx);
return AVERROR_INVALIDDATA;
}
}
}
if ((s->pps->weighted_pred_flag && sh->slice_type == P_SLICE) ||
(s->pps->weighted_bipred_flag && sh->slice_type == B_SLICE)) {
pred_weight_table(s, gb);
}
sh->max_num_merge_cand = 5 - get_ue_golomb_long(gb);
if (sh->max_num_merge_cand < 1 || sh->max_num_merge_cand > 5) {
av_log(s->avctx, AV_LOG_ERROR,
"Invalid number of merging MVP candidates: %d.\n",
sh->max_num_merge_cand);
return AVERROR_INVALIDDATA;
}
}
sh->slice_qp_delta = get_se_golomb(gb);
if (s->pps->pic_slice_level_chroma_qp_offsets_present_flag) {
sh->slice_cb_qp_offset = get_se_golomb(gb);
sh->slice_cr_qp_offset = get_se_golomb(gb);
} else {
sh->slice_cb_qp_offset = 0;
sh->slice_cr_qp_offset = 0;
}
if (s->pps->chroma_qp_offset_list_enabled_flag)
sh->cu_chroma_qp_offset_enabled_flag = get_bits1(gb);
else
sh->cu_chroma_qp_offset_enabled_flag = 0;
if (s->pps->deblocking_filter_control_present_flag) {
int deblocking_filter_override_flag = 0;
if (s->pps->deblocking_filter_override_enabled_flag)
deblocking_filter_override_flag = get_bits1(gb);
if (deblocking_filter_override_flag) {
sh->disable_deblocking_filter_flag = get_bits1(gb);
if (!sh->disable_deblocking_filter_flag) {
sh->beta_offset = get_se_golomb(gb) * 2;
sh->tc_offset = get_se_golomb(gb) * 2;
}
} else {
sh->disable_deblocking_filter_flag = s->pps->disable_dbf;
sh->beta_offset = s->pps->beta_offset;
sh->tc_offset = s->pps->tc_offset;
}
} else {
sh->disable_deblocking_filter_flag = 0;
sh->beta_offset = 0;
sh->tc_offset = 0;
}
if (s->pps->seq_loop_filter_across_slices_enabled_flag &&
(sh->slice_sample_adaptive_offset_flag[0] ||
sh->slice_sample_adaptive_offset_flag[1] ||
!sh->disable_deblocking_filter_flag)) {
sh->slice_loop_filter_across_slices_enabled_flag = get_bits1(gb);
} else {
sh->slice_loop_filter_across_slices_enabled_flag = s->pps->seq_loop_filter_across_slices_enabled_flag;
}
} else if (!s->slice_initialized) {
av_log(s->avctx, AV_LOG_ERROR, "Independent slice segment missing.\n");
return AVERROR_INVALIDDATA;
}
sh->num_entry_point_offsets = 0;
if (s->pps->tiles_enabled_flag || s->pps->entropy_coding_sync_enabled_flag) {
unsigned num_entry_point_offsets = get_ue_golomb_long(gb);
// It would be possible to bound this tighter but this here is simpler
if (sh->num_entry_point_offsets > get_bits_left(gb)) {
av_log(s->avctx, AV_LOG_ERROR, "num_entry_point_offsets %d is invalid\n", num_entry_point_offsets);
return AVERROR_INVALIDDATA;
}
sh->num_entry_point_offsets = num_entry_point_offsets;
if (sh->num_entry_point_offsets > 0) {
int offset_len = get_ue_golomb_long(gb) + 1;
if (offset_len < 1 || offset_len > 32) {
sh->num_entry_point_offsets = 0;
av_log(s->avctx, AV_LOG_ERROR, "offset_len %d is invalid\n", offset_len);
return AVERROR_INVALIDDATA;
}
av_freep(&sh->entry_point_offset);
av_freep(&sh->offset);
av_freep(&sh->size);
sh->entry_point_offset = av_malloc_array(sh->num_entry_point_offsets, sizeof(int));
sh->offset = av_malloc_array(sh->num_entry_point_offsets, sizeof(int));
sh->size = av_malloc_array(sh->num_entry_point_offsets, sizeof(int));
if (!sh->entry_point_offset || !sh->offset || !sh->size) {
sh->num_entry_point_offsets = 0;
av_log(s->avctx, AV_LOG_ERROR, "Failed to allocate memory\n");
return AVERROR(ENOMEM);
}
for (i = 0; i < sh->num_entry_point_offsets; i++) {
unsigned val = get_bits_long(gb, offset_len);
sh->entry_point_offset[i] = val + 1; // +1; // +1 to get the size
}
if (s->threads_number > 1 && (s->pps->num_tile_rows > 1 || s->pps->num_tile_columns > 1)) {
s->enable_parallel_tiles = 0; // TODO: you can enable tiles in parallel here
s->threads_number = 1;
} else
s->enable_parallel_tiles = 0;
} else
s->enable_parallel_tiles = 0;
}
if (s->pps->slice_header_extension_present_flag) {
unsigned int length = get_ue_golomb_long(gb);
if (length*8LL > get_bits_left(gb)) {
av_log(s->avctx, AV_LOG_ERROR, "too many slice_header_extension_data_bytes\n");
return AVERROR_INVALIDDATA;
}
for (i = 0; i < length; i++)
skip_bits(gb, 8); // slice_header_extension_data_byte
}
// Inferred parameters
sh->slice_qp = 26U + s->pps->pic_init_qp_minus26 + sh->slice_qp_delta;
if (sh->slice_qp > 51 ||
sh->slice_qp < -s->sps->qp_bd_offset) {
av_log(s->avctx, AV_LOG_ERROR,
"The slice_qp %d is outside the valid range "
"[%d, 51].\n",
sh->slice_qp,
-s->sps->qp_bd_offset);
return AVERROR_INVALIDDATA;
}
sh->slice_ctb_addr_rs = sh->slice_segment_addr;
if (!s->sh.slice_ctb_addr_rs && s->sh.dependent_slice_segment_flag) {
av_log(s->avctx, AV_LOG_ERROR, "Impossible slice segment.\n");
return AVERROR_INVALIDDATA;
}
if (get_bits_left(gb) < 0) {
av_log(s->avctx, AV_LOG_ERROR,
"Overread slice header by %d bits\n", -get_bits_left(gb));
return AVERROR_INVALIDDATA;
}
s->HEVClc->first_qp_group = !s->sh.dependent_slice_segment_flag;
if (!s->pps->cu_qp_delta_enabled_flag)
s->HEVClc->qp_y = s->sh.slice_qp;
s->slice_initialized = 1;
s->HEVClc->tu.cu_qp_offset_cb = 0;
s->HEVClc->tu.cu_qp_offset_cr = 0;
return 0;
}
| 4,918 |
FFmpeg | 992b03183819553a73b4f870a710ef500b4eb6d0 | 0 | static void draw_line(uint8_t *buf, int sx, int sy, int ex, int ey,
int w, int h, int stride, int color)
{
int x, y, fr, f;
sx = av_clip(sx, 0, w - 1);
sy = av_clip(sy, 0, h - 1);
ex = av_clip(ex, 0, w - 1);
ey = av_clip(ey, 0, h - 1);
buf[sy * stride + sx] += color;
if (FFABS(ex - sx) > FFABS(ey - sy)) {
if (sx > ex) {
FFSWAP(int, sx, ex);
FFSWAP(int, sy, ey);
}
buf += sx + sy * stride;
ex -= sx;
f = ((ey - sy) << 16) / ex;
for (x = 0; x = ex; x++) {
y = (x * f) >> 16;
fr = (x * f) & 0xFFFF;
buf[y * stride + x] += (color * (0x10000 - fr)) >> 16;
buf[(y + 1) * stride + x] += (color * fr ) >> 16;
}
} else {
if (sy > ey) {
FFSWAP(int, sx, ex);
FFSWAP(int, sy, ey);
}
buf += sx + sy * stride;
ey -= sy;
if (ey)
f = ((ex - sx) << 16) / ey;
else
f = 0;
for (y = 0; y = ey; y++) {
x = (y * f) >> 16;
fr = (y * f) & 0xFFFF;
buf[y * stride + x] += (color * (0x10000 - fr)) >> 16;
buf[y * stride + x + 1] += (color * fr ) >> 16;
}
}
}
| 4,919 |
qemu | 61007b316cd71ee7333ff7a0a749a8949527575f | 0 | static int bdrv_prwv_co(BlockDriverState *bs, int64_t offset,
QEMUIOVector *qiov, bool is_write,
BdrvRequestFlags flags)
{
Coroutine *co;
RwCo rwco = {
.bs = bs,
.offset = offset,
.qiov = qiov,
.is_write = is_write,
.ret = NOT_DONE,
.flags = flags,
};
/**
* In sync call context, when the vcpu is blocked, this throttling timer
* will not fire; so the I/O throttling function has to be disabled here
* if it has been enabled.
*/
if (bs->io_limits_enabled) {
fprintf(stderr, "Disabling I/O throttling on '%s' due "
"to synchronous I/O.\n", bdrv_get_device_name(bs));
bdrv_io_limits_disable(bs);
}
if (qemu_in_coroutine()) {
/* Fast-path if already in coroutine context */
bdrv_rw_co_entry(&rwco);
} else {
AioContext *aio_context = bdrv_get_aio_context(bs);
co = qemu_coroutine_create(bdrv_rw_co_entry);
qemu_coroutine_enter(co, &rwco);
while (rwco.ret == NOT_DONE) {
aio_poll(aio_context, true);
}
}
return rwco.ret;
}
| 4,920 |
qemu | a89f364ae8740dfc31b321eed9ee454e996dc3c1 | 0 | static uint64_t omap_mcbsp_read(void *opaque, hwaddr addr,
unsigned size)
{
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
int offset = addr & OMAP_MPUI_REG_MASK;
uint16_t ret;
if (size != 2) {
return omap_badwidth_read16(opaque, addr);
}
switch (offset) {
case 0x00: /* DRR2 */
if (((s->rcr[0] >> 5) & 7) < 3) /* RWDLEN1 */
return 0x0000;
/* Fall through. */
case 0x02: /* DRR1 */
if (s->rx_req < 2) {
printf("%s: Rx FIFO underrun\n", __FUNCTION__);
omap_mcbsp_rx_done(s);
} else {
s->tx_req -= 2;
if (s->codec && s->codec->in.len >= 2) {
ret = s->codec->in.fifo[s->codec->in.start ++] << 8;
ret |= s->codec->in.fifo[s->codec->in.start ++];
s->codec->in.len -= 2;
} else
ret = 0x0000;
if (!s->tx_req)
omap_mcbsp_rx_done(s);
return ret;
}
return 0x0000;
case 0x04: /* DXR2 */
case 0x06: /* DXR1 */
return 0x0000;
case 0x08: /* SPCR2 */
return s->spcr[1];
case 0x0a: /* SPCR1 */
return s->spcr[0];
case 0x0c: /* RCR2 */
return s->rcr[1];
case 0x0e: /* RCR1 */
return s->rcr[0];
case 0x10: /* XCR2 */
return s->xcr[1];
case 0x12: /* XCR1 */
return s->xcr[0];
case 0x14: /* SRGR2 */
return s->srgr[1];
case 0x16: /* SRGR1 */
return s->srgr[0];
case 0x18: /* MCR2 */
return s->mcr[1];
case 0x1a: /* MCR1 */
return s->mcr[0];
case 0x1c: /* RCERA */
return s->rcer[0];
case 0x1e: /* RCERB */
return s->rcer[1];
case 0x20: /* XCERA */
return s->xcer[0];
case 0x22: /* XCERB */
return s->xcer[1];
case 0x24: /* PCR0 */
return s->pcr;
case 0x26: /* RCERC */
return s->rcer[2];
case 0x28: /* RCERD */
return s->rcer[3];
case 0x2a: /* XCERC */
return s->xcer[2];
case 0x2c: /* XCERD */
return s->xcer[3];
case 0x2e: /* RCERE */
return s->rcer[4];
case 0x30: /* RCERF */
return s->rcer[5];
case 0x32: /* XCERE */
return s->xcer[4];
case 0x34: /* XCERF */
return s->xcer[5];
case 0x36: /* RCERG */
return s->rcer[6];
case 0x38: /* RCERH */
return s->rcer[7];
case 0x3a: /* XCERG */
return s->xcer[6];
case 0x3c: /* XCERH */
return s->xcer[7];
}
OMAP_BAD_REG(addr);
return 0;
}
| 4,921 |
qemu | 621ff94d5074d88253a5818c6b9c4db718fbfc65 | 0 | static void check_suspend_mode(GuestSuspendMode mode, Error **errp)
{
SYSTEM_POWER_CAPABILITIES sys_pwr_caps;
Error *local_err = NULL;
ZeroMemory(&sys_pwr_caps, sizeof(sys_pwr_caps));
if (!GetPwrCapabilities(&sys_pwr_caps)) {
error_setg(&local_err, QERR_QGA_COMMAND_FAILED,
"failed to determine guest suspend capabilities");
goto out;
}
switch (mode) {
case GUEST_SUSPEND_MODE_DISK:
if (!sys_pwr_caps.SystemS4) {
error_setg(&local_err, QERR_QGA_COMMAND_FAILED,
"suspend-to-disk not supported by OS");
}
break;
case GUEST_SUSPEND_MODE_RAM:
if (!sys_pwr_caps.SystemS3) {
error_setg(&local_err, QERR_QGA_COMMAND_FAILED,
"suspend-to-ram not supported by OS");
}
break;
default:
error_setg(&local_err, QERR_INVALID_PARAMETER_VALUE, "mode",
"GuestSuspendMode");
}
out:
if (local_err) {
error_propagate(errp, local_err);
}
}
| 4,922 |
FFmpeg | 9b595e86e342e0e39c5ddf9020286cae258b9965 | 0 | av_cold static int lavfi_read_header(AVFormatContext *avctx)
{
LavfiContext *lavfi = avctx->priv_data;
AVFilterInOut *input_links = NULL, *output_links = NULL, *inout;
AVFilter *buffersink, *abuffersink;
int *pix_fmts = create_all_formats(AV_PIX_FMT_NB);
enum AVMediaType type;
int ret = 0, i, n;
#define FAIL(ERR) { ret = ERR; goto end; }
if (!pix_fmts)
FAIL(AVERROR(ENOMEM));
avfilter_register_all();
buffersink = avfilter_get_by_name("buffersink");
abuffersink = avfilter_get_by_name("abuffersink");
if (lavfi->graph_filename && lavfi->graph_str) {
av_log(avctx, AV_LOG_ERROR,
"Only one of the graph or graph_file options must be specified\n");
FAIL(AVERROR(EINVAL));
}
if (lavfi->graph_filename) {
uint8_t *file_buf, *graph_buf;
size_t file_bufsize;
ret = av_file_map(lavfi->graph_filename,
&file_buf, &file_bufsize, 0, avctx);
if (ret < 0)
goto end;
/* create a 0-terminated string based on the read file */
graph_buf = av_malloc(file_bufsize + 1);
if (!graph_buf) {
av_file_unmap(file_buf, file_bufsize);
FAIL(AVERROR(ENOMEM));
}
memcpy(graph_buf, file_buf, file_bufsize);
graph_buf[file_bufsize] = 0;
av_file_unmap(file_buf, file_bufsize);
lavfi->graph_str = graph_buf;
}
if (!lavfi->graph_str)
lavfi->graph_str = av_strdup(avctx->filename);
/* parse the graph, create a stream for each open output */
if (!(lavfi->graph = avfilter_graph_alloc()))
FAIL(AVERROR(ENOMEM));
if ((ret = avfilter_graph_parse(lavfi->graph, lavfi->graph_str,
&input_links, &output_links, avctx)) < 0)
FAIL(ret);
if (input_links) {
av_log(avctx, AV_LOG_ERROR,
"Open inputs in the filtergraph are not acceptable\n");
FAIL(AVERROR(EINVAL));
}
/* count the outputs */
for (n = 0, inout = output_links; inout; n++, inout = inout->next);
if (!(lavfi->sink_stream_map = av_malloc(sizeof(int) * n)))
FAIL(AVERROR(ENOMEM));
if (!(lavfi->sink_eof = av_mallocz(sizeof(int) * n)))
FAIL(AVERROR(ENOMEM));
if (!(lavfi->stream_sink_map = av_malloc(sizeof(int) * n)))
FAIL(AVERROR(ENOMEM));
for (i = 0; i < n; i++)
lavfi->stream_sink_map[i] = -1;
/* parse the output link names - they need to be of the form out0, out1, ...
* create a mapping between them and the streams */
for (i = 0, inout = output_links; inout; i++, inout = inout->next) {
int stream_idx;
if (!strcmp(inout->name, "out"))
stream_idx = 0;
else if (sscanf(inout->name, "out%d\n", &stream_idx) != 1) {
av_log(avctx, AV_LOG_ERROR,
"Invalid outpad name '%s'\n", inout->name);
FAIL(AVERROR(EINVAL));
}
if ((unsigned)stream_idx >= n) {
av_log(avctx, AV_LOG_ERROR,
"Invalid index was specified in output '%s', "
"must be a non-negative value < %d\n",
inout->name, n);
FAIL(AVERROR(EINVAL));
}
/* is an audio or video output? */
type = inout->filter_ctx->output_pads[inout->pad_idx].type;
if (type != AVMEDIA_TYPE_VIDEO && type != AVMEDIA_TYPE_AUDIO) {
av_log(avctx, AV_LOG_ERROR,
"Output '%s' is not a video or audio output, not yet supported\n", inout->name);
FAIL(AVERROR(EINVAL));
}
if (lavfi->stream_sink_map[stream_idx] != -1) {
av_log(avctx, AV_LOG_ERROR,
"An output with stream index %d was already specified\n",
stream_idx);
FAIL(AVERROR(EINVAL));
}
lavfi->sink_stream_map[i] = stream_idx;
lavfi->stream_sink_map[stream_idx] = i;
}
/* for each open output create a corresponding stream */
for (i = 0, inout = output_links; inout; i++, inout = inout->next) {
AVStream *st;
if (!(st = avformat_new_stream(avctx, NULL)))
FAIL(AVERROR(ENOMEM));
st->id = i;
}
/* create a sink for each output and connect them to the graph */
lavfi->sinks = av_malloc(sizeof(AVFilterContext *) * avctx->nb_streams);
if (!lavfi->sinks)
FAIL(AVERROR(ENOMEM));
for (i = 0, inout = output_links; inout; i++, inout = inout->next) {
AVFilterContext *sink;
type = inout->filter_ctx->output_pads[inout->pad_idx].type;
if (type == AVMEDIA_TYPE_VIDEO && ! buffersink ||
type == AVMEDIA_TYPE_AUDIO && ! abuffersink) {
av_log(avctx, AV_LOG_ERROR, "Missing required buffersink filter, aborting.\n");
FAIL(AVERROR_FILTER_NOT_FOUND);
}
if (type == AVMEDIA_TYPE_VIDEO) {
ret = avfilter_graph_create_filter(&sink, buffersink,
inout->name, NULL,
NULL, lavfi->graph);
av_opt_set_int_list(sink, "pix_fmts", pix_fmts, AV_PIX_FMT_NONE, AV_OPT_SEARCH_CHILDREN);
if (ret < 0)
goto end;
} else if (type == AVMEDIA_TYPE_AUDIO) {
enum AVSampleFormat sample_fmts[] = { AV_SAMPLE_FMT_U8,
AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_S32,
AV_SAMPLE_FMT_FLT,
AV_SAMPLE_FMT_DBL, -1 };
ret = avfilter_graph_create_filter(&sink, abuffersink,
inout->name, NULL,
NULL, lavfi->graph);
av_opt_set_int_list(sink, "sample_fmts", sample_fmts, AV_SAMPLE_FMT_NONE, AV_OPT_SEARCH_CHILDREN);
if (ret < 0)
goto end;
}
lavfi->sinks[i] = sink;
if ((ret = avfilter_link(inout->filter_ctx, inout->pad_idx, sink, 0)) < 0)
FAIL(ret);
}
/* configure the graph */
if ((ret = avfilter_graph_config(lavfi->graph, avctx)) < 0)
FAIL(ret);
if (lavfi->dump_graph) {
char *dump = avfilter_graph_dump(lavfi->graph, lavfi->dump_graph);
fputs(dump, stderr);
fflush(stderr);
av_free(dump);
}
/* fill each stream with the information in the corresponding sink */
for (i = 0; i < avctx->nb_streams; i++) {
AVFilterLink *link = lavfi->sinks[lavfi->stream_sink_map[i]]->inputs[0];
AVStream *st = avctx->streams[i];
st->codec->codec_type = link->type;
avpriv_set_pts_info(st, 64, link->time_base.num, link->time_base.den);
if (link->type == AVMEDIA_TYPE_VIDEO) {
st->codec->codec_id = AV_CODEC_ID_RAWVIDEO;
st->codec->pix_fmt = link->format;
st->codec->time_base = link->time_base;
st->codec->width = link->w;
st->codec->height = link->h;
st ->sample_aspect_ratio =
st->codec->sample_aspect_ratio = link->sample_aspect_ratio;
avctx->probesize = FFMAX(avctx->probesize,
link->w * link->h *
av_get_padded_bits_per_pixel(av_pix_fmt_desc_get(link->format)) *
30);
} else if (link->type == AVMEDIA_TYPE_AUDIO) {
st->codec->codec_id = av_get_pcm_codec(link->format, -1);
st->codec->channels = av_get_channel_layout_nb_channels(link->channel_layout);
st->codec->sample_fmt = link->format;
st->codec->sample_rate = link->sample_rate;
st->codec->time_base = link->time_base;
st->codec->channel_layout = link->channel_layout;
if (st->codec->codec_id == AV_CODEC_ID_NONE)
av_log(avctx, AV_LOG_ERROR,
"Could not find PCM codec for sample format %s.\n",
av_get_sample_fmt_name(link->format));
}
}
if (!(lavfi->decoded_frame = av_frame_alloc()))
FAIL(AVERROR(ENOMEM));
end:
av_free(pix_fmts);
avfilter_inout_free(&input_links);
avfilter_inout_free(&output_links);
if (ret < 0)
lavfi_read_close(avctx);
return ret;
}
| 4,923 |
qemu | 514e73ecebc0aeadef218e91e36ee42b3d145c93 | 0 | int do_balloon(Monitor *mon, const QDict *params,
MonitorCompletion cb, void *opaque)
{
int ret;
if (kvm_enabled() && !kvm_has_sync_mmu()) {
qerror_report(QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
return -1;
}
ret = qemu_balloon(qdict_get_int(params, "value"));
if (ret == 0) {
qerror_report(QERR_DEVICE_NOT_ACTIVE, "balloon");
return -1;
}
cb(opaque, NULL);
return 0;
}
| 4,925 |
FFmpeg | 831a999ddaf89ad3bb31bfcf4201463098444539 | 0 | static av_cold int movie_init(AVFilterContext *ctx, const char *args)
{
MovieContext *movie = ctx->priv;
AVInputFormat *iformat = NULL;
int64_t timestamp;
int nb_streams, ret, i;
char default_streams[16], *stream_specs, *spec, *cursor;
char name[16];
AVStream *st;
movie->class = &movie_class;
av_opt_set_defaults(movie);
if (args)
movie->file_name = av_get_token(&args, ":");
if (!movie->file_name || !*movie->file_name) {
av_log(ctx, AV_LOG_ERROR, "No filename provided!\n");
return AVERROR(EINVAL);
}
if (*args++ == ':' && (ret = av_set_options_string(movie, args, "=", ":")) < 0)
return ret;
movie->seek_point = movie->seek_point_d * 1000000 + 0.5;
stream_specs = movie->stream_specs;
if (!stream_specs) {
snprintf(default_streams, sizeof(default_streams), "d%c%d",
!strcmp(ctx->filter->name, "amovie") ? 'a' : 'v',
movie->stream_index);
stream_specs = default_streams;
}
for (cursor = stream_specs, nb_streams = 1; *cursor; cursor++)
if (*cursor == '+')
nb_streams++;
if (movie->loop_count != 1 && nb_streams != 1) {
av_log(ctx, AV_LOG_ERROR,
"Loop with several streams is currently unsupported\n");
return AVERROR_PATCHWELCOME;
}
av_register_all();
// Try to find the movie format (container)
iformat = movie->format_name ? av_find_input_format(movie->format_name) : NULL;
movie->format_ctx = NULL;
if ((ret = avformat_open_input(&movie->format_ctx, movie->file_name, iformat, NULL)) < 0) {
av_log(ctx, AV_LOG_ERROR,
"Failed to avformat_open_input '%s'\n", movie->file_name);
return ret;
}
if ((ret = avformat_find_stream_info(movie->format_ctx, NULL)) < 0)
av_log(ctx, AV_LOG_WARNING, "Failed to find stream info\n");
// if seeking requested, we execute it
if (movie->seek_point > 0) {
timestamp = movie->seek_point;
// add the stream start time, should it exist
if (movie->format_ctx->start_time != AV_NOPTS_VALUE) {
if (timestamp > INT64_MAX - movie->format_ctx->start_time) {
av_log(ctx, AV_LOG_ERROR,
"%s: seek value overflow with start_time:%"PRId64" seek_point:%"PRId64"\n",
movie->file_name, movie->format_ctx->start_time, movie->seek_point);
return AVERROR(EINVAL);
}
timestamp += movie->format_ctx->start_time;
}
if ((ret = av_seek_frame(movie->format_ctx, -1, timestamp, AVSEEK_FLAG_BACKWARD)) < 0) {
av_log(ctx, AV_LOG_ERROR, "%s: could not seek to position %"PRId64"\n",
movie->file_name, timestamp);
return ret;
}
}
for (i = 0; i < movie->format_ctx->nb_streams; i++)
movie->format_ctx->streams[i]->discard = AVDISCARD_ALL;
movie->st = av_calloc(nb_streams, sizeof(*movie->st));
if (!movie->st)
return AVERROR(ENOMEM);
for (i = 0; i < nb_streams; i++) {
spec = av_strtok(stream_specs, "+", &cursor);
if (!spec)
return AVERROR_BUG;
stream_specs = NULL; /* for next strtok */
st = find_stream(ctx, movie->format_ctx, spec);
if (!st)
return AVERROR(EINVAL);
st->discard = AVDISCARD_DEFAULT;
movie->st[i].st = st;
movie->max_stream_index = FFMAX(movie->max_stream_index, st->index);
}
if (av_strtok(NULL, "+", &cursor))
return AVERROR_BUG;
movie->out_index = av_calloc(movie->max_stream_index + 1,
sizeof(*movie->out_index));
if (!movie->out_index)
return AVERROR(ENOMEM);
for (i = 0; i <= movie->max_stream_index; i++)
movie->out_index[i] = -1;
for (i = 0; i < nb_streams; i++)
movie->out_index[movie->st[i].st->index] = i;
for (i = 0; i < nb_streams; i++) {
AVFilterPad pad = { 0 };
snprintf(name, sizeof(name), "out%d", i);
pad.type = movie->st[i].st->codec->codec_type;
pad.name = av_strdup(name);
pad.config_props = movie_config_output_props;
pad.request_frame = movie_request_frame;
ff_insert_outpad(ctx, i, &pad);
ret = open_stream(ctx, &movie->st[i]);
if (ret < 0)
return ret;
if ( movie->st[i].st->codec->codec->type == AVMEDIA_TYPE_AUDIO &&
!movie->st[i].st->codec->channel_layout) {
ret = guess_channel_layout(&movie->st[i], i, ctx);
if (ret < 0)
return ret;
}
}
if (!(movie->frame = avcodec_alloc_frame()) ) {
av_log(log, AV_LOG_ERROR, "Failed to alloc frame\n");
return AVERROR(ENOMEM);
}
av_log(ctx, AV_LOG_VERBOSE, "seek_point:%"PRIi64" format_name:%s file_name:%s stream_index:%d\n",
movie->seek_point, movie->format_name, movie->file_name,
movie->stream_index);
return 0;
}
| 4,926 |
qemu | b40acf99bef69fa8ab0f9092ff162fde945eec12 | 0 | void cpu_outl(pio_addr_t addr, uint32_t val)
{
LOG_IOPORT("outl: %04"FMT_pioaddr" %08"PRIx32"\n", addr, val);
trace_cpu_out(addr, val);
ioport_write(2, addr, val);
}
| 4,927 |
qemu | 9307c4c1d93939db9b04117b654253af5113dc21 | 0 | static void do_loadvm(int argc, const char **argv)
{
if (argc != 2) {
help_cmd(argv[0]);
return;
}
if (qemu_loadvm(argv[1]) < 0)
term_printf("I/O error when loading VM from '%s'\n", argv[1]);
}
| 4,928 |
qemu | cf081fca4e3cc02a309659b571ab0c5b225ea4cf | 0 | static void vmdk_refresh_limits(BlockDriverState *bs, Error **errp)
{
BDRVVmdkState *s = bs->opaque;
int i;
for (i = 0; i < s->num_extents; i++) {
if (!s->extents[i].flat) {
bs->bl.write_zeroes_alignment =
MAX(bs->bl.write_zeroes_alignment,
s->extents[i].cluster_sectors);
}
}
}
| 4,929 |
qemu | 4be746345f13e99e468c60acbd3a355e8183e3ce | 0 | static int handle_cmd(AHCIState *s, int port, int slot)
{
IDEState *ide_state;
uint32_t opts;
uint64_t tbl_addr;
AHCICmdHdr *cmd;
uint8_t *cmd_fis;
dma_addr_t cmd_len;
if (s->dev[port].port.ifs[0].status & (BUSY_STAT|DRQ_STAT)) {
/* Engine currently busy, try again later */
DPRINTF(port, "engine busy\n");
return -1;
}
cmd = &((AHCICmdHdr *)s->dev[port].lst)[slot];
if (!s->dev[port].lst) {
DPRINTF(port, "error: lst not given but cmd handled");
return -1;
}
/* remember current slot handle for later */
s->dev[port].cur_cmd = cmd;
opts = le32_to_cpu(cmd->opts);
tbl_addr = le64_to_cpu(cmd->tbl_addr);
cmd_len = 0x80;
cmd_fis = dma_memory_map(s->as, tbl_addr, &cmd_len,
DMA_DIRECTION_FROM_DEVICE);
if (!cmd_fis) {
DPRINTF(port, "error: guest passed us an invalid cmd fis\n");
return -1;
}
/* The device we are working for */
ide_state = &s->dev[port].port.ifs[0];
if (!ide_state->bs) {
DPRINTF(port, "error: guest accessed unused port");
goto out;
}
debug_print_fis(cmd_fis, 0x90);
//debug_print_fis(cmd_fis, (opts & AHCI_CMD_HDR_CMD_FIS_LEN) * 4);
switch (cmd_fis[0]) {
case SATA_FIS_TYPE_REGISTER_H2D:
break;
default:
DPRINTF(port, "unknown command cmd_fis[0]=%02x cmd_fis[1]=%02x "
"cmd_fis[2]=%02x\n", cmd_fis[0], cmd_fis[1],
cmd_fis[2]);
goto out;
break;
}
switch (cmd_fis[1]) {
case SATA_FIS_REG_H2D_UPDATE_COMMAND_REGISTER:
break;
case 0:
break;
default:
DPRINTF(port, "unknown command cmd_fis[0]=%02x cmd_fis[1]=%02x "
"cmd_fis[2]=%02x\n", cmd_fis[0], cmd_fis[1],
cmd_fis[2]);
goto out;
break;
}
switch (s->dev[port].port_state) {
case STATE_RUN:
if (cmd_fis[15] & ATA_SRST) {
s->dev[port].port_state = STATE_RESET;
}
break;
case STATE_RESET:
if (!(cmd_fis[15] & ATA_SRST)) {
ahci_reset_port(s, port);
}
break;
}
if (cmd_fis[1] == SATA_FIS_REG_H2D_UPDATE_COMMAND_REGISTER) {
/* Check for NCQ command */
if ((cmd_fis[2] == READ_FPDMA_QUEUED) ||
(cmd_fis[2] == WRITE_FPDMA_QUEUED)) {
process_ncq_command(s, port, cmd_fis, slot);
goto out;
}
/* Decompose the FIS */
ide_state->nsector = (int64_t)((cmd_fis[13] << 8) | cmd_fis[12]);
ide_state->feature = cmd_fis[3];
if (!ide_state->nsector) {
ide_state->nsector = 256;
}
if (ide_state->drive_kind != IDE_CD) {
/*
* We set the sector depending on the sector defined in the FIS.
* Unfortunately, the spec isn't exactly obvious on this one.
*
* Apparently LBA48 commands set fis bytes 10,9,8,6,5,4 to the
* 48 bit sector number. ATA_CMD_READ_DMA_EXT is an example for
* such a command.
*
* Non-LBA48 commands however use 7[lower 4 bits],6,5,4 to define a
* 28-bit sector number. ATA_CMD_READ_DMA is an example for such
* a command.
*
* Since the spec doesn't explicitly state what each field should
* do, I simply assume non-used fields as reserved and OR everything
* together, independent of the command.
*/
ide_set_sector(ide_state, ((uint64_t)cmd_fis[10] << 40)
| ((uint64_t)cmd_fis[9] << 32)
/* This is used for LBA48 commands */
| ((uint64_t)cmd_fis[8] << 24)
/* This is used for non-LBA48 commands */
| ((uint64_t)(cmd_fis[7] & 0xf) << 24)
| ((uint64_t)cmd_fis[6] << 16)
| ((uint64_t)cmd_fis[5] << 8)
| cmd_fis[4]);
}
/* Copy the ACMD field (ATAPI packet, if any) from the AHCI command
* table to ide_state->io_buffer
*/
if (opts & AHCI_CMD_ATAPI) {
memcpy(ide_state->io_buffer, &cmd_fis[AHCI_COMMAND_TABLE_ACMD], 0x10);
ide_state->lcyl = 0x14;
ide_state->hcyl = 0xeb;
debug_print_fis(ide_state->io_buffer, 0x10);
ide_state->feature = IDE_FEATURE_DMA;
s->dev[port].done_atapi_packet = false;
/* XXX send PIO setup FIS */
}
ide_state->error = 0;
/* Reset transferred byte counter */
cmd->status = 0;
/* We're ready to process the command in FIS byte 2. */
ide_exec_cmd(&s->dev[port].port, cmd_fis[2]);
}
out:
dma_memory_unmap(s->as, cmd_fis, cmd_len, DMA_DIRECTION_FROM_DEVICE,
cmd_len);
if (s->dev[port].port.ifs[0].status & (BUSY_STAT|DRQ_STAT)) {
/* async command, complete later */
s->dev[port].busy_slot = slot;
return -1;
}
/* done handling the command */
return 0;
}
| 4,931 |
qemu | e1f7b4812eab992de46c98b3726745afb042a7f0 | 0 | static void virtio_rng_process(VirtIORNG *vrng)
{
size_t size;
if (!is_guest_ready(vrng)) {
return;
}
size = get_request_size(vrng->vq);
size = MIN(vrng->quota_remaining, size);
if (size) {
rng_backend_request_entropy(vrng->rng, size, chr_read, vrng);
}
}
| 4,932 |
qemu | c471ad0e9bd46ca5f5c9c796e727230e043a091d | 0 | static int vhost_verify_ring_part_mapping(void *part,
uint64_t part_addr,
uint64_t part_size,
uint64_t start_addr,
uint64_t size)
{
hwaddr l;
void *p;
int r = 0;
if (!ranges_overlap(start_addr, size, part_addr, part_size)) {
return 0;
}
l = part_size;
p = cpu_physical_memory_map(part_addr, &l, 1);
if (!p || l != part_size) {
r = -ENOMEM;
}
if (p != part) {
r = -EBUSY;
}
cpu_physical_memory_unmap(p, l, 0, 0);
return r;
}
| 4,933 |
Subsets and Splits