project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
|
|---|---|---|---|---|
qemu
|
ce8f0905a59232982c8a220169e11c14c73e7dea
| 1 |
static void pl011_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PL011State *s = (PL011State *)opaque;
unsigned char ch;
switch (offset >> 2) {
case 0: /* UARTDR */
/* ??? Check if transmitter is enabled. */
ch = value;
if (s->chr)
qemu_chr_fe_write(s->chr, &ch, 1);
s->int_level |= PL011_INT_TX;
pl011_update(s);
break;
case 1: /* UARTCR */
s->cr = value;
break;
case 6: /* UARTFR */
/* Writes to Flag register are ignored. */
break;
case 8: /* UARTUARTILPR */
s->ilpr = value;
break;
case 9: /* UARTIBRD */
s->ibrd = value;
break;
case 10: /* UARTFBRD */
s->fbrd = value;
break;
case 11: /* UARTLCR_H */
/* Reset the FIFO state on FIFO enable or disable */
if ((s->lcr ^ value) & 0x10) {
s->read_count = 0;
s->read_pos = 0;
}
s->lcr = value;
pl011_set_read_trigger(s);
break;
case 12: /* UARTCR */
/* ??? Need to implement the enable and loopback bits. */
s->cr = value;
break;
case 13: /* UARTIFS */
s->ifl = value;
pl011_set_read_trigger(s);
break;
case 14: /* UARTIMSC */
s->int_enabled = value;
pl011_update(s);
break;
case 17: /* UARTICR */
s->int_level &= ~value;
pl011_update(s);
break;
case 18: /* UARTDMACR */
s->dmacr = value;
if (value & 3) {
qemu_log_mask(LOG_UNIMP, "pl011: DMA not implemented\n");
}
break;
default:
qemu_log_mask(LOG_GUEST_ERROR,
"pl011_write: Bad offset %x\n", (int)offset);
}
}
| 22,359 |
qemu
|
af7e9e74c6a62a5bcd911726a9e88d28b61490e0
| 1 |
static uint64_t openpic_gbl_read(void *opaque, hwaddr addr, unsigned len)
{
OpenPICState *opp = opaque;
uint32_t retval;
DPRINTF("%s: addr " TARGET_FMT_plx "\n", __func__, addr);
retval = 0xFFFFFFFF;
if (addr & 0xF)
return retval;
switch (addr) {
case 0x1000: /* FREP */
retval = opp->frep;
break;
case 0x1020: /* GLBC */
retval = opp->glbc;
break;
case 0x1080: /* VENI */
retval = opp->veni;
break;
case 0x1090: /* PINT */
retval = 0x00000000;
break;
case 0x00: /* Block Revision Register1 (BRR1) */
retval = opp->brr1;
break;
case 0x40:
case 0x50:
case 0x60:
case 0x70:
case 0x80:
case 0x90:
case 0xA0:
case 0xB0:
retval = openpic_cpu_read_internal(opp, addr, get_current_cpu());
break;
case 0x10A0: /* IPI_IPVP */
case 0x10B0:
case 0x10C0:
case 0x10D0:
{
int idx;
idx = (addr - 0x10A0) >> 4;
retval = read_IRQreg_ipvp(opp, opp->irq_ipi0 + idx);
}
break;
case 0x10E0: /* SPVE */
retval = opp->spve;
break;
default:
break;
}
DPRINTF("%s: => %08x\n", __func__, retval);
return retval;
}
| 22,360 |
FFmpeg
|
2caf19e90f270abe1e80a3e85acaf0eb5c9d0aac
| 1 |
static void FUNCC(pred8x8l_vertical)(uint8_t *_src, int has_topleft, int has_topright, int _stride)
{
int y;
pixel *src = (pixel*)_src;
int stride = _stride/sizeof(pixel);
PREDICT_8x8_LOAD_TOP;
src[0] = t0;
src[1] = t1;
src[2] = t2;
src[3] = t3;
src[4] = t4;
src[5] = t5;
src[6] = t6;
src[7] = t7;
for( y = 1; y < 8; y++ ) {
((pixel4*)(src+y*stride))[0] = ((pixel4*)src)[0];
((pixel4*)(src+y*stride))[1] = ((pixel4*)src)[1];
}
}
| 22,362 |
FFmpeg
|
a71abb714e350b017e1e0c1607e343e1e2f2f8a9
| 0 |
static int check_intra_pred_mode(int mode, int mb_x, int mb_y)
{
if (mode == DC_PRED8x8) {
if (!(mb_x|mb_y))
mode = DC_128_PRED8x8;
else if (!mb_y)
mode = LEFT_DC_PRED8x8;
else if (!mb_x)
mode = TOP_DC_PRED8x8;
}
return mode;
}
| 22,363 |
qemu
|
7d1b0095bff7157e856d1d0e6c4295641ced2752
| 1 |
static void gen_swap_half(TCGv var)
{
TCGv tmp = new_tmp();
tcg_gen_shri_i32(tmp, var, 16);
tcg_gen_shli_i32(var, var, 16);
tcg_gen_or_i32(var, var, tmp);
dead_tmp(tmp);
}
| 22,366 |
qemu
|
9d7a4c6690ef9962a3b20034f65008f1ea15c1d6
| 1 |
void g_free(void *mem)
{
free(mem);
}
| 22,367 |
FFmpeg
|
abe20c59b93426958624e16e89b24e0c0b43f370
| 1 |
static int http_open_cnx(URLContext *h)
{
const char *path, *proxy_path, *lower_proto = "tcp", *local_path;
char hostname[1024], hoststr[1024], proto[10];
char auth[1024], proxyauth[1024];
char path1[1024];
char buf[1024], urlbuf[1024];
int port, use_proxy, err, location_changed = 0, redirects = 0;
HTTPAuthType cur_auth_type, cur_proxy_auth_type;
HTTPContext *s = h->priv_data;
URLContext *hd = NULL;
proxy_path = getenv("http_proxy");
use_proxy = (proxy_path != NULL) && !getenv("no_proxy") &&
av_strstart(proxy_path, "http://", NULL);
/* fill the dest addr */
redo:
/* needed in any case to build the host string */
av_url_split(proto, sizeof(proto), auth, sizeof(auth),
hostname, sizeof(hostname), &port,
path1, sizeof(path1), s->location);
ff_url_join(hoststr, sizeof(hoststr), NULL, NULL, hostname, port, NULL);
if (!strcmp(proto, "https")) {
lower_proto = "tls";
use_proxy = 0;
if (port < 0)
port = 443;
}
if (port < 0)
port = 80;
if (path1[0] == '\0')
path = "/";
else
path = path1;
local_path = path;
if (use_proxy) {
/* Reassemble the request URL without auth string - we don't
* want to leak the auth to the proxy. */
ff_url_join(urlbuf, sizeof(urlbuf), proto, NULL, hostname, port, "%s",
path1);
path = urlbuf;
av_url_split(NULL, 0, proxyauth, sizeof(proxyauth),
hostname, sizeof(hostname), &port, NULL, 0, proxy_path);
}
ff_url_join(buf, sizeof(buf), lower_proto, NULL, hostname, port, NULL);
err = ffurl_open(&hd, buf, AVIO_FLAG_READ_WRITE,
&h->interrupt_callback, NULL);
if (err < 0)
goto fail;
s->hd = hd;
cur_auth_type = s->auth_state.auth_type;
cur_proxy_auth_type = s->auth_state.auth_type;
if (http_connect(h, path, local_path, hoststr, auth, proxyauth, &location_changed) < 0)
goto fail;
if (s->http_code == 401) {
if (cur_auth_type == HTTP_AUTH_NONE && s->auth_state.auth_type != HTTP_AUTH_NONE) {
ffurl_close(hd);
goto redo;
} else
goto fail;
}
if (s->http_code == 407) {
if (cur_proxy_auth_type == HTTP_AUTH_NONE &&
s->proxy_auth_state.auth_type != HTTP_AUTH_NONE) {
ffurl_close(hd);
goto redo;
} else
goto fail;
}
if ((s->http_code == 301 || s->http_code == 302 || s->http_code == 303 || s->http_code == 307)
&& location_changed == 1) {
/* url moved, get next */
ffurl_close(hd);
if (redirects++ >= MAX_REDIRECTS)
return AVERROR(EIO);
location_changed = 0;
goto redo;
}
return 0;
fail:
if (hd)
ffurl_close(hd);
s->hd = NULL;
return AVERROR(EIO);
}
| 22,370 |
FFmpeg
|
23fe14bb20888038b91e62b16d50fe0b75043a10
| 1 |
static void vmdaudio_loadsound(VmdAudioContext *s, unsigned char *data,
uint8_t *buf, int silence)
{
if (s->channels == 2) {
if ((s->block_align & 0x01) == 0) {
if (silence)
memset(data, 0, s->block_align * 2);
else
vmdaudio_decode_audio(s, data, buf, 1);
} else {
if (silence)
memset(data, 0, s->block_align * 2);
// else
// vmdaudio_decode_audio(s, data, buf, 1);
}
} else {
}
}
| 22,371 |
qemu
|
4d1628e832dfc6ec02b0d196f6cc250aaa7bf3b3
| 1 |
uint64_t helper_mullv(CPUAlphaState *env, uint64_t op1, uint64_t op2)
{
int64_t res = (int64_t)op1 * (int64_t)op2;
if (unlikely((int32_t)res != res)) {
arith_excp(env, GETPC(), EXC_M_IOV, 0);
}
return (int64_t)((int32_t)res);
}
| 22,372 |
FFmpeg
|
441026fcb13ac23aa10edc312bdacb6445a0ad06
| 1 |
static int xwd_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
AVFrame *p = data;
const uint8_t *buf = avpkt->data;
int i, ret, buf_size = avpkt->size;
uint32_t version, header_size, vclass, ncolors;
uint32_t xoffset, be, bpp, lsize, rsize;
uint32_t pixformat, pixdepth, bunit, bitorder, bpad;
uint32_t rgb[3];
uint8_t *ptr;
GetByteContext gb;
if (buf_size < XWD_HEADER_SIZE)
return AVERROR_INVALIDDATA;
bytestream2_init(&gb, buf, buf_size);
header_size = bytestream2_get_be32u(&gb);
version = bytestream2_get_be32u(&gb);
if (version != XWD_VERSION) {
av_log(avctx, AV_LOG_ERROR, "unsupported version\n");
return AVERROR_INVALIDDATA;
}
if (buf_size < header_size || header_size < XWD_HEADER_SIZE) {
av_log(avctx, AV_LOG_ERROR, "invalid header size\n");
return AVERROR_INVALIDDATA;
}
pixformat = bytestream2_get_be32u(&gb);
pixdepth = bytestream2_get_be32u(&gb);
avctx->width = bytestream2_get_be32u(&gb);
avctx->height = bytestream2_get_be32u(&gb);
xoffset = bytestream2_get_be32u(&gb);
be = bytestream2_get_be32u(&gb);
bunit = bytestream2_get_be32u(&gb);
bitorder = bytestream2_get_be32u(&gb);
bpad = bytestream2_get_be32u(&gb);
bpp = bytestream2_get_be32u(&gb);
lsize = bytestream2_get_be32u(&gb);
vclass = bytestream2_get_be32u(&gb);
rgb[0] = bytestream2_get_be32u(&gb);
rgb[1] = bytestream2_get_be32u(&gb);
rgb[2] = bytestream2_get_be32u(&gb);
bytestream2_skipu(&gb, 8);
ncolors = bytestream2_get_be32u(&gb);
bytestream2_skipu(&gb, header_size - (XWD_HEADER_SIZE - 20));
av_log(avctx, AV_LOG_DEBUG,
"pixformat %"PRIu32", pixdepth %"PRIu32", bunit %"PRIu32", bitorder %"PRIu32", bpad %"PRIu32"\n",
pixformat, pixdepth, bunit, bitorder, bpad);
av_log(avctx, AV_LOG_DEBUG,
"vclass %"PRIu32", ncolors %"PRIu32", bpp %"PRIu32", be %"PRIu32", lsize %"PRIu32", xoffset %"PRIu32"\n",
vclass, ncolors, bpp, be, lsize, xoffset);
av_log(avctx, AV_LOG_DEBUG,
"red %0"PRIx32", green %0"PRIx32", blue %0"PRIx32"\n",
rgb[0], rgb[1], rgb[2]);
if (pixformat > XWD_Z_PIXMAP) {
av_log(avctx, AV_LOG_ERROR, "invalid pixmap format\n");
return AVERROR_INVALIDDATA;
}
if (pixdepth == 0 || pixdepth > 32) {
av_log(avctx, AV_LOG_ERROR, "invalid pixmap depth\n");
return AVERROR_INVALIDDATA;
}
if (xoffset) {
avpriv_request_sample(avctx, "xoffset %"PRIu32"", xoffset);
return AVERROR_PATCHWELCOME;
}
if (be > 1) {
av_log(avctx, AV_LOG_ERROR, "invalid byte order\n");
return AVERROR_INVALIDDATA;
}
if (bitorder > 1) {
av_log(avctx, AV_LOG_ERROR, "invalid bitmap bit order\n");
return AVERROR_INVALIDDATA;
}
if (bunit != 8 && bunit != 16 && bunit != 32) {
av_log(avctx, AV_LOG_ERROR, "invalid bitmap unit\n");
return AVERROR_INVALIDDATA;
}
if (bpad != 8 && bpad != 16 && bpad != 32) {
av_log(avctx, AV_LOG_ERROR, "invalid bitmap scan-line pad\n");
return AVERROR_INVALIDDATA;
}
if (bpp == 0 || bpp > 32) {
av_log(avctx, AV_LOG_ERROR, "invalid bits per pixel\n");
return AVERROR_INVALIDDATA;
}
if (ncolors > 256) {
av_log(avctx, AV_LOG_ERROR, "invalid number of entries in colormap\n");
return AVERROR_INVALIDDATA;
}
if ((ret = av_image_check_size(avctx->width, avctx->height, 0, NULL)) < 0)
return ret;
rsize = FFALIGN(avctx->width * bpp, bpad) / 8;
if (lsize < rsize) {
av_log(avctx, AV_LOG_ERROR, "invalid bytes per scan-line\n");
return AVERROR_INVALIDDATA;
}
if (bytestream2_get_bytes_left(&gb) < ncolors * XWD_CMAP_SIZE + (uint64_t)avctx->height * lsize) {
av_log(avctx, AV_LOG_ERROR, "input buffer too small\n");
return AVERROR_INVALIDDATA;
}
if (pixformat != XWD_Z_PIXMAP) {
avpriv_report_missing_feature(avctx, "Pixmap format %"PRIu32, pixformat);
return AVERROR_PATCHWELCOME;
}
avctx->pix_fmt = AV_PIX_FMT_NONE;
switch (vclass) {
case XWD_STATIC_GRAY:
case XWD_GRAY_SCALE:
if (bpp != 1 && bpp != 8)
return AVERROR_INVALIDDATA;
if (pixdepth == 1) {
avctx->pix_fmt = AV_PIX_FMT_MONOWHITE;
} else if (pixdepth == 8) {
avctx->pix_fmt = AV_PIX_FMT_GRAY8;
}
break;
case XWD_STATIC_COLOR:
case XWD_PSEUDO_COLOR:
if (bpp == 8)
avctx->pix_fmt = AV_PIX_FMT_PAL8;
break;
case XWD_TRUE_COLOR:
case XWD_DIRECT_COLOR:
if (bpp != 16 && bpp != 24 && bpp != 32)
return AVERROR_INVALIDDATA;
if (bpp == 16 && pixdepth == 15) {
if (rgb[0] == 0x7C00 && rgb[1] == 0x3E0 && rgb[2] == 0x1F)
avctx->pix_fmt = be ? AV_PIX_FMT_RGB555BE : AV_PIX_FMT_RGB555LE;
else if (rgb[0] == 0x1F && rgb[1] == 0x3E0 && rgb[2] == 0x7C00)
avctx->pix_fmt = be ? AV_PIX_FMT_BGR555BE : AV_PIX_FMT_BGR555LE;
} else if (bpp == 16 && pixdepth == 16) {
if (rgb[0] == 0xF800 && rgb[1] == 0x7E0 && rgb[2] == 0x1F)
avctx->pix_fmt = be ? AV_PIX_FMT_RGB565BE : AV_PIX_FMT_RGB565LE;
else if (rgb[0] == 0x1F && rgb[1] == 0x7E0 && rgb[2] == 0xF800)
avctx->pix_fmt = be ? AV_PIX_FMT_BGR565BE : AV_PIX_FMT_BGR565LE;
} else if (bpp == 24) {
if (rgb[0] == 0xFF0000 && rgb[1] == 0xFF00 && rgb[2] == 0xFF)
avctx->pix_fmt = be ? AV_PIX_FMT_RGB24 : AV_PIX_FMT_BGR24;
else if (rgb[0] == 0xFF && rgb[1] == 0xFF00 && rgb[2] == 0xFF0000)
avctx->pix_fmt = be ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_RGB24;
} else if (bpp == 32) {
if (rgb[0] == 0xFF0000 && rgb[1] == 0xFF00 && rgb[2] == 0xFF)
avctx->pix_fmt = be ? AV_PIX_FMT_ARGB : AV_PIX_FMT_BGRA;
else if (rgb[0] == 0xFF && rgb[1] == 0xFF00 && rgb[2] == 0xFF0000)
avctx->pix_fmt = be ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA;
}
bytestream2_skipu(&gb, ncolors * XWD_CMAP_SIZE);
break;
default:
av_log(avctx, AV_LOG_ERROR, "invalid visual class\n");
return AVERROR_INVALIDDATA;
}
if (avctx->pix_fmt == AV_PIX_FMT_NONE) {
avpriv_request_sample(avctx,
"Unknown file: bpp %"PRIu32", pixdepth %"PRIu32", vclass %"PRIu32"",
bpp, pixdepth, vclass);
return AVERROR_PATCHWELCOME;
}
if ((ret = ff_get_buffer(avctx, p, 0)) < 0)
return ret;
p->key_frame = 1;
p->pict_type = AV_PICTURE_TYPE_I;
if (avctx->pix_fmt == AV_PIX_FMT_PAL8) {
uint32_t *dst = (uint32_t *)p->data[1];
uint8_t red, green, blue;
for (i = 0; i < ncolors; i++) {
bytestream2_skipu(&gb, 4); // skip colormap entry number
red = bytestream2_get_byteu(&gb);
bytestream2_skipu(&gb, 1);
green = bytestream2_get_byteu(&gb);
bytestream2_skipu(&gb, 1);
blue = bytestream2_get_byteu(&gb);
bytestream2_skipu(&gb, 3); // skip bitmask flag and padding
dst[i] = red << 16 | green << 8 | blue;
}
}
ptr = p->data[0];
for (i = 0; i < avctx->height; i++) {
bytestream2_get_bufferu(&gb, ptr, rsize);
bytestream2_skipu(&gb, lsize - rsize);
ptr += p->linesize[0];
}
*got_frame = 1;
return buf_size;
}
| 22,373 |
qemu
|
8c6c0478996e8f77374e69b6df68655b0b4ba689
| 1 |
vmxnet3_init_msi(VMXNET3State *s)
{
PCIDevice *d = PCI_DEVICE(s);
int res;
res = msi_init(d, VMXNET3_MSI_OFFSET, VMXNET3_MSI_NUM_VECTORS,
VMXNET3_USE_64BIT, VMXNET3_PER_VECTOR_MASK);
if (0 > res) {
VMW_WRPRN("Failed to initialize MSI, error %d", res);
s->msi_used = false;
} else {
s->msi_used = true;
}
return s->msi_used;
}
| 22,374 |
FFmpeg
|
8088d6f5f11b9f9188555f4642c940ddc92271a6
| 1 |
static int decode_frame(AVCodecContext *avctx,
void *data, int *got_frame,
AVPacket *avpkt)
{
PicContext *s = avctx->priv_data;
AVFrame *frame = data;
uint32_t *palette;
int bits_per_plane, bpp, etype, esize, npal, pos_after_pal;
int i, x, y, plane, tmp, ret, val;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
if (bytestream2_get_bytes_left(&s->g) < 11)
return AVERROR_INVALIDDATA;
if (bytestream2_get_le16u(&s->g) != 0x1234)
return AVERROR_INVALIDDATA;
s->width = bytestream2_get_le16u(&s->g);
s->height = bytestream2_get_le16u(&s->g);
bytestream2_skip(&s->g, 4);
tmp = bytestream2_get_byteu(&s->g);
bits_per_plane = tmp & 0xF;
s->nb_planes = (tmp >> 4) + 1;
bpp = bits_per_plane * s->nb_planes;
if (bits_per_plane > 8 || bpp < 1 || bpp > 32) {
avpriv_request_sample(avctx, "Unsupported bit depth");
return AVERROR_PATCHWELCOME;
}
if (bytestream2_peek_byte(&s->g) == 0xFF || bpp == 1 || bpp == 4 || bpp == 8) {
bytestream2_skip(&s->g, 2);
etype = bytestream2_get_le16(&s->g);
esize = bytestream2_get_le16(&s->g);
if (bytestream2_get_bytes_left(&s->g) < esize)
return AVERROR_INVALIDDATA;
} else {
etype = -1;
esize = 0;
}
avctx->pix_fmt = AV_PIX_FMT_PAL8;
if (s->width != avctx->width && s->height != avctx->height) {
if (av_image_check_size(s->width, s->height, 0, avctx) < 0)
return -1;
avcodec_set_dimensions(avctx, s->width, s->height);
}
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
return ret;
memset(frame->data[0], 0, s->height * frame->linesize[0]);
frame->pict_type = AV_PICTURE_TYPE_I;
frame->palette_has_changed = 1;
pos_after_pal = bytestream2_tell(&s->g) + esize;
palette = (uint32_t*)frame->data[1];
if (etype == 1 && esize > 1 && bytestream2_peek_byte(&s->g) < 6) {
int idx = bytestream2_get_byte(&s->g);
npal = 4;
for (i = 0; i < npal; i++)
palette[i] = ff_cga_palette[ cga_mode45_index[idx][i] ];
} else if (etype == 2) {
npal = FFMIN(esize, 16);
for (i = 0; i < npal; i++) {
int pal_idx = bytestream2_get_byte(&s->g);
palette[i] = ff_cga_palette[FFMIN(pal_idx, 15)];
}
} else if (etype == 3) {
npal = FFMIN(esize, 16);
for (i = 0; i < npal; i++) {
int pal_idx = bytestream2_get_byte(&s->g);
palette[i] = ff_ega_palette[FFMIN(pal_idx, 63)];
}
} else if (etype == 4 || etype == 5) {
npal = FFMIN(esize / 3, 256);
for (i = 0; i < npal; i++) {
palette[i] = bytestream2_get_be24(&s->g) << 2;
palette[i] |= 0xFFU << 24 | palette[i] >> 6 & 0x30303;
}
} else {
if (bpp == 1) {
npal = 2;
palette[0] = 0xFF000000;
palette[1] = 0xFFFFFFFF;
} else if (bpp == 2) {
npal = 4;
for (i = 0; i < npal; i++)
palette[i] = ff_cga_palette[ cga_mode45_index[0][i] ];
} else {
npal = 16;
memcpy(palette, ff_cga_palette, npal * 4);
}
}
// fill remaining palette entries
memset(palette + npal, 0, AVPALETTE_SIZE - npal * 4);
// skip remaining palette bytes
bytestream2_seek(&s->g, pos_after_pal, SEEK_SET);
val = 0;
y = s->height - 1;
if (bytestream2_get_le16(&s->g)) {
x = 0;
plane = 0;
while (y >= 0 && bytestream2_get_bytes_left(&s->g) >= 6) {
int stop_size, marker, t1, t2;
t1 = bytestream2_get_bytes_left(&s->g);
t2 = bytestream2_get_le16(&s->g);
stop_size = t1 - FFMIN(t1, t2);
// ignore uncompressed block size
bytestream2_skip(&s->g, 2);
marker = bytestream2_get_byte(&s->g);
while (plane < s->nb_planes && y >= 0 &&
bytestream2_get_bytes_left(&s->g) > stop_size) {
int run = 1;
val = bytestream2_get_byte(&s->g);
if (val == marker) {
run = bytestream2_get_byte(&s->g);
if (run == 0)
run = bytestream2_get_le16(&s->g);
val = bytestream2_get_byte(&s->g);
}
if (!bytestream2_get_bytes_left(&s->g))
break;
if (bits_per_plane == 8) {
picmemset_8bpp(s, frame, val, run, &x, &y);
if (y < 0)
goto finish;
} else {
picmemset(s, frame, val, run, &x, &y, &plane, bits_per_plane);
}
}
}
if (x < avctx->width && y >= 0) {
int run = (y + 1) * avctx->width - x;
if (bits_per_plane == 8)
picmemset_8bpp(s, frame, val, run, &x, &y);
else
picmemset(s, frame, val, run / (8 / bits_per_plane), &x, &y, &plane, bits_per_plane);
}
} else {
while (y >= 0 && bytestream2_get_bytes_left(&s->g) > 0) {
memcpy(frame->data[0] + y * frame->linesize[0], s->g.buffer, FFMIN(avctx->width, bytestream2_get_bytes_left(&s->g)));
bytestream2_skip(&s->g, avctx->width);
y--;
}
}
finish:
*got_frame = 1;
return avpkt->size;
}
| 22,375 |
qemu
|
2bf3aa85f08186b8162b76e7e8efe5b5a44306a6
| 1 |
static int ram_save_compressed_page(RAMState *rs, PageSearchStatus *pss,
bool last_stage)
{
int pages = -1;
uint64_t bytes_xmit = 0;
uint8_t *p;
int ret, blen;
RAMBlock *block = pss->block;
ram_addr_t offset = pss->page << TARGET_PAGE_BITS;
p = block->host + offset;
ret = ram_control_save_page(rs->f, block->offset,
offset, TARGET_PAGE_SIZE, &bytes_xmit);
if (bytes_xmit) {
rs->bytes_transferred += bytes_xmit;
pages = 1;
}
if (ret != RAM_SAVE_CONTROL_NOT_SUPP) {
if (ret != RAM_SAVE_CONTROL_DELAYED) {
if (bytes_xmit > 0) {
rs->norm_pages++;
} else if (bytes_xmit == 0) {
rs->zero_pages++;
}
}
} else {
/* When starting the process of a new block, the first page of
* the block should be sent out before other pages in the same
* block, and all the pages in last block should have been sent
* out, keeping this order is important, because the 'cont' flag
* is used to avoid resending the block name.
*/
if (block != rs->last_sent_block) {
flush_compressed_data(rs);
pages = save_zero_page(rs, block, offset, p);
if (pages == -1) {
/* Make sure the first page is sent out before other pages */
bytes_xmit = save_page_header(rs, block, offset |
RAM_SAVE_FLAG_COMPRESS_PAGE);
blen = qemu_put_compression_data(rs->f, p, TARGET_PAGE_SIZE,
migrate_compress_level());
if (blen > 0) {
rs->bytes_transferred += bytes_xmit + blen;
rs->norm_pages++;
pages = 1;
} else {
qemu_file_set_error(rs->f, blen);
error_report("compressed data failed!");
}
}
if (pages > 0) {
ram_release_pages(block->idstr, offset, pages);
}
} else {
pages = save_zero_page(rs, block, offset, p);
if (pages == -1) {
pages = compress_page_with_multi_thread(rs, block, offset);
} else {
ram_release_pages(block->idstr, offset, pages);
}
}
}
return pages;
}
| 22,376 |
qemu
|
680dfde91981516942ec557ef1c27753db24cbe8
| 1 |
static int open_self_cmdline(void *cpu_env, int fd)
{
int fd_orig = -1;
bool word_skipped = false;
fd_orig = open("/proc/self/cmdline", O_RDONLY);
if (fd_orig < 0) {
return fd_orig;
}
while (true) {
ssize_t nb_read;
char buf[128];
char *cp_buf = buf;
nb_read = read(fd_orig, buf, sizeof(buf));
if (nb_read < 0) {
fd_orig = close(fd_orig);
return -1;
} else if (nb_read == 0) {
break;
}
if (!word_skipped) {
/* Skip the first string, which is the path to qemu-*-static
instead of the actual command. */
cp_buf = memchr(buf, 0, sizeof(buf));
if (cp_buf) {
/* Null byte found, skip one string */
cp_buf++;
nb_read -= cp_buf - buf;
word_skipped = true;
}
}
if (word_skipped) {
if (write(fd, cp_buf, nb_read) != nb_read) {
return -1;
}
}
}
return close(fd_orig);
}
| 22,377 |
qemu
|
80168bff43760bde98388480dc7c93f94693421c
| 1 |
int bdrv_create(BlockDriver *drv, const char* filename,
QEMUOptionParameter *options)
{
int ret;
Coroutine *co;
CreateCo cco = {
.drv = drv,
.filename = g_strdup(filename),
.options = options,
.ret = NOT_DONE,
};
if (!drv->bdrv_create) {
return -ENOTSUP;
}
if (qemu_in_coroutine()) {
/* Fast-path if already in coroutine context */
bdrv_create_co_entry(&cco);
} else {
co = qemu_coroutine_create(bdrv_create_co_entry);
qemu_coroutine_enter(co, &cco);
while (cco.ret == NOT_DONE) {
qemu_aio_wait();
}
}
ret = cco.ret;
g_free(cco.filename);
return ret;
}
| 22,378 |
FFmpeg
|
130c6497d2e511d1363cb51ddf68dc9cc2c2f987
| 1 |
static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *cur_buf)
{
AlphaExtractContext *extract = inlink->dst->priv;
AVFilterLink *outlink = inlink->dst->outputs[0];
AVFilterBufferRef *out_buf =
ff_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
int ret;
if (!out_buf) {
ret = AVERROR(ENOMEM);
goto end;
}
avfilter_copy_buffer_ref_props(out_buf, cur_buf);
if (extract->is_packed_rgb) {
int x, y;
uint8_t *pin, *pout;
for (y = 0; y < out_buf->video->h; y++) {
pin = cur_buf->data[0] + y * cur_buf->linesize[0] + extract->rgba_map[A];
pout = out_buf->data[0] + y * out_buf->linesize[0];
for (x = 0; x < out_buf->video->w; x++) {
*pout = *pin;
pout += 1;
pin += 4;
}
}
} else {
const int linesize = FFMIN(out_buf->linesize[Y], cur_buf->linesize[A]);
int y;
for (y = 0; y < out_buf->video->h; y++) {
memcpy(out_buf->data[Y] + y * out_buf->linesize[Y],
cur_buf->data[A] + y * cur_buf->linesize[A],
linesize);
}
}
ret = ff_filter_frame(outlink, out_buf);
end:
avfilter_unref_buffer(cur_buf);
return ret;
}
| 22,380 |
FFmpeg
|
313b52fbfff47ed934cdeccaebda9b3406466575
| 1 |
static av_cold int alac_decode_init(AVCodecContext * avctx)
{
ALACContext *alac = avctx->priv_data;
alac->avctx = avctx;
alac->context_initialized = 0;
alac->numchannels = alac->avctx->channels;
return 0;
}
| 22,382 |
qemu
|
c3e10c7b4377c1cbc0a4fbc12312c2cf41c0cda7
| 1 |
static always_inline void gen_405_mulladd_insn (DisasContext *ctx,
int opc2, int opc3,
int ra, int rb, int rt, int Rc)
{
gen_op_load_gpr_T0(ra);
gen_op_load_gpr_T1(rb);
switch (opc3 & 0x0D) {
case 0x05:
/* macchw - macchw. - macchwo - macchwo. */
/* macchws - macchws. - macchwso - macchwso. */
/* nmacchw - nmacchw. - nmacchwo - nmacchwo. */
/* nmacchws - nmacchws. - nmacchwso - nmacchwso. */
/* mulchw - mulchw. */
gen_op_405_mulchw();
break;
case 0x04:
/* macchwu - macchwu. - macchwuo - macchwuo. */
/* macchwsu - macchwsu. - macchwsuo - macchwsuo. */
/* mulchwu - mulchwu. */
gen_op_405_mulchwu();
break;
case 0x01:
/* machhw - machhw. - machhwo - machhwo. */
/* machhws - machhws. - machhwso - machhwso. */
/* nmachhw - nmachhw. - nmachhwo - nmachhwo. */
/* nmachhws - nmachhws. - nmachhwso - nmachhwso. */
/* mulhhw - mulhhw. */
gen_op_405_mulhhw();
break;
case 0x00:
/* machhwu - machhwu. - machhwuo - machhwuo. */
/* machhwsu - machhwsu. - machhwsuo - machhwsuo. */
/* mulhhwu - mulhhwu. */
gen_op_405_mulhhwu();
break;
case 0x0D:
/* maclhw - maclhw. - maclhwo - maclhwo. */
/* maclhws - maclhws. - maclhwso - maclhwso. */
/* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */
/* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */
/* mullhw - mullhw. */
gen_op_405_mullhw();
break;
case 0x0C:
/* maclhwu - maclhwu. - maclhwuo - maclhwuo. */
/* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */
/* mullhwu - mullhwu. */
gen_op_405_mullhwu();
break;
}
if (opc2 & 0x02) {
/* nmultiply-and-accumulate (0x0E) */
gen_op_neg();
}
if (opc2 & 0x04) {
/* (n)multiply-and-accumulate (0x0C - 0x0E) */
gen_op_load_gpr_T2(rt);
gen_op_move_T1_T0();
gen_op_405_add_T0_T2();
}
if (opc3 & 0x10) {
/* Check overflow */
if (opc3 & 0x01)
gen_op_405_check_ov();
else
gen_op_405_check_ovu();
}
if (opc3 & 0x02) {
/* Saturate */
if (opc3 & 0x01)
gen_op_405_check_sat();
else
gen_op_405_check_satu();
}
gen_op_store_T0_gpr(rt);
if (unlikely(Rc) != 0) {
/* Update Rc0 */
gen_set_Rc0(ctx);
}
}
| 22,383 |
qemu
|
2958620f67dcfd11476e62b4ca704dae0b978ea3
| 1 |
uint64_t helper_subqv (uint64_t op1, uint64_t op2)
{
uint64_t res;
res = op1 - op2;
if (unlikely((op1 ^ op2) & (res ^ op1) & (1ULL << 63))) {
arith_excp(env, GETPC(), EXC_M_IOV, 0);
}
return res;
}
| 22,384 |
FFmpeg
|
e7e5114c506957f40aafd794e06de1a7e341e9d5
| 1 |
static int cinepak_decode_vectors (CinepakContext *s, cvid_strip *strip,
int chunk_id, int size, const uint8_t *data)
{
const uint8_t *eod = (data + size);
uint32_t flag, mask;
uint8_t *cb0, *cb1, *cb2, *cb3;
unsigned int x, y;
char *ip0, *ip1, *ip2, *ip3;
flag = 0;
mask = 0;
for (y=strip->y1; y < strip->y2; y+=4) {
/* take care of y dimension not being multiple of 4, such streams exist */
ip0 = ip1 = ip2 = ip3 = s->frame->data[0] +
(s->palette_video?strip->x1:strip->x1*3) + (y * s->frame->linesize[0]);
if(s->avctx->height - y > 1) {
ip1 = ip0 + s->frame->linesize[0];
if(s->avctx->height - y > 2) {
ip2 = ip1 + s->frame->linesize[0];
if(s->avctx->height - y > 3) {
ip3 = ip2 + s->frame->linesize[0];
}
}
}
/* to get the correct picture for not-multiple-of-4 cases let us fill
* each block from the bottom up, thus possibly overwriting the top line
* more than once but ending with the correct data in place
* (instead of in-loop checking) */
for (x=strip->x1; x < strip->x2; x+=4) {
if ((chunk_id & 0x01) && !(mask >>= 1)) {
if ((data + 4) > eod)
return AVERROR_INVALIDDATA;
flag = AV_RB32 (data);
data += 4;
mask = 0x80000000;
}
if (!(chunk_id & 0x01) || (flag & mask)) {
if (!(chunk_id & 0x02) && !(mask >>= 1)) {
if ((data + 4) > eod)
return AVERROR_INVALIDDATA;
flag = AV_RB32 (data);
data += 4;
mask = 0x80000000;
}
if ((chunk_id & 0x02) || (~flag & mask)) {
uint8_t *p;
if (data >= eod)
return AVERROR_INVALIDDATA;
p = strip->v1_codebook[*data++];
if (s->palette_video) {
ip3[0] = ip3[1] = ip2[0] = ip2[1] = p[6];
ip3[2] = ip3[3] = ip2[2] = ip2[3] = p[9];
ip1[0] = ip1[1] = ip0[0] = ip0[1] = p[0];
ip1[2] = ip1[3] = ip0[2] = ip0[3] = p[3];
} else {
p += 6;
memcpy(ip3 + 0, p, 3); memcpy(ip3 + 3, p, 3);
memcpy(ip2 + 0, p, 3); memcpy(ip2 + 3, p, 3);
p += 3; /* ... + 9 */
memcpy(ip3 + 6, p, 3); memcpy(ip3 + 9, p, 3);
memcpy(ip2 + 6, p, 3); memcpy(ip2 + 9, p, 3);
p -= 9; /* ... + 0 */
memcpy(ip1 + 0, p, 3); memcpy(ip1 + 3, p, 3);
memcpy(ip0 + 0, p, 3); memcpy(ip0 + 3, p, 3);
p += 3; /* ... + 3 */
memcpy(ip1 + 6, p, 3); memcpy(ip1 + 9, p, 3);
memcpy(ip0 + 6, p, 3); memcpy(ip0 + 9, p, 3);
}
} else if (flag & mask) {
if ((data + 4) > eod)
return AVERROR_INVALIDDATA;
cb0 = strip->v4_codebook[*data++];
cb1 = strip->v4_codebook[*data++];
cb2 = strip->v4_codebook[*data++];
cb3 = strip->v4_codebook[*data++];
if (s->palette_video) {
uint8_t *p;
p = ip3;
*p++ = cb2[6];
*p++ = cb2[9];
*p++ = cb3[6];
*p = cb3[9];
p = ip2;
*p++ = cb2[0];
*p++ = cb2[3];
*p++ = cb3[0];
*p = cb3[3];
p = ip1;
*p++ = cb0[6];
*p++ = cb0[9];
*p++ = cb1[6];
*p = cb1[9];
p = ip0;
*p++ = cb0[0];
*p++ = cb0[3];
*p++ = cb1[0];
*p = cb1[3];
} else {
memcpy(ip3 + 0, cb2 + 6, 6);
memcpy(ip3 + 6, cb3 + 6, 6);
memcpy(ip2 + 0, cb2 + 0, 6);
memcpy(ip2 + 6, cb3 + 0, 6);
memcpy(ip1 + 0, cb0 + 6, 6);
memcpy(ip1 + 6, cb1 + 6, 6);
memcpy(ip0 + 0, cb0 + 0, 6);
memcpy(ip0 + 6, cb1 + 0, 6);
}
}
}
if (s->palette_video) {
ip0 += 4; ip1 += 4;
ip2 += 4; ip3 += 4;
} else {
ip0 += 12; ip1 += 12;
ip2 += 12; ip3 += 12;
}
}
}
return 0;
}
| 22,385 |
FFmpeg
|
de7d29063133b240a9fe2c26049b35a6a028c8a1
| 1 |
AVRational av_d2q(double d, int max)
{
AVRational a;
#define LOG2 0.69314718055994530941723212145817656807550013436025
int exponent;
int64_t den;
if (isnan(d))
return (AVRational) { 0,0 };
if (isinf(d))
return (AVRational) { d < 0 ? -1 : 1, 0 };
exponent = FFMAX( (int)(log(fabs(d) + 1e-20)/LOG2), 0);
den = 1LL << (61 - exponent);
av_reduce(&a.num, &a.den, (int64_t)(d * den + 0.5), den, max);
return a;
}
| 22,386 |
FFmpeg
|
221b804f3491638ecf2eec1302c669ad2d9ec799
| 1 |
static void selfTest(uint8_t *src[3], int stride[3], int w, int h){
enum PixelFormat srcFormat, dstFormat;
int srcW, srcH, dstW, dstH;
int flags;
for(srcFormat = 0; srcFormat < PIX_FMT_NB; srcFormat++) {
for(dstFormat = 0; dstFormat < PIX_FMT_NB; dstFormat++) {
printf("%s -> %s\n",
sws_format_name(srcFormat),
sws_format_name(dstFormat));
srcW= w;
srcH= h;
for(dstW=w - w/3; dstW<= 4*w/3; dstW+= w/3){
for(dstH=h - h/3; dstH<= 4*h/3; dstH+= h/3){
for(flags=1; flags<33; flags*=2) {
int res;
res = doTest(src, stride, w, h, srcFormat, dstFormat,
srcW, srcH, dstW, dstH, flags);
if (res < 0) {
dstW = 4 * w / 3;
dstH = 4 * h / 3;
flags = 33;
}
}
}
}
}
}
}
| 22,388 |
FFmpeg
|
bc488ec28aec4bc91ba47283c49c9f7f25696eaa
| 1 |
static int dct_max8x8_c(MpegEncContext *s, uint8_t *src1,
uint8_t *src2, ptrdiff_t stride, int h)
{
LOCAL_ALIGNED_16(int16_t, temp, [64]);
int sum = 0, i;
av_assert2(h == 8);
s->pdsp.diff_pixels(temp, src1, src2, stride);
s->fdsp.fdct(temp);
for (i = 0; i < 64; i++)
sum = FFMAX(sum, FFABS(temp[i]));
return sum;
}
| 22,390 |
FFmpeg
|
d6737539e77e78fca9a04914d51996cfd1ccc55c
| 0 |
static void intra_predict_mad_cow_dc_l00_8x8_msa(uint8_t *src, int32_t stride)
{
uint8_t lp_cnt;
uint32_t src0 = 0;
uint64_t out0, out1;
for (lp_cnt = 0; lp_cnt < 4; lp_cnt++) {
src0 += src[lp_cnt * stride - 1];
}
src0 = (src0 + 2) >> 2;
out0 = src0 * 0x0101010101010101;
out1 = 0x8080808080808080;
for (lp_cnt = 4; lp_cnt--;) {
SD(out0, src);
SD(out1, src + stride * 4);
src += stride;
}
}
| 22,391 |
FFmpeg
|
a483aae7d8bcd37b50bb86345606bbcd2301110b
| 0 |
static void copy_parameter_set(void **to, void **from, int count, int size)
{
int i;
for (i = 0; i < count; i++) {
if (to[i] && !from[i])
av_freep(&to[i]);
else if (from[i] && !to[i])
to[i] = av_malloc(size);
if (from[i])
memcpy(to[i], from[i], size);
}
}
| 22,393 |
FFmpeg
|
c16e99e3b3c02edcf33245468731d414eab97dac
| 0 |
av_cold void swri_resample_dsp_x86_init(ResampleContext *c)
{
int av_unused mm_flags = av_get_cpu_flags();
switch(c->format){
case AV_SAMPLE_FMT_S16P:
if (ARCH_X86_32 && EXTERNAL_MMXEXT(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_int16_mmxext
: ff_resample_common_int16_mmxext;
}
if (EXTERNAL_SSE2(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_int16_sse2
: ff_resample_common_int16_sse2;
}
if (EXTERNAL_XOP(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_int16_xop
: ff_resample_common_int16_xop;
}
break;
case AV_SAMPLE_FMT_FLTP:
if (EXTERNAL_SSE(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_float_sse
: ff_resample_common_float_sse;
}
if (EXTERNAL_AVX(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_float_avx
: ff_resample_common_float_avx;
}
if (EXTERNAL_FMA3(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_float_fma3
: ff_resample_common_float_fma3;
}
if (EXTERNAL_FMA4(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_float_fma4
: ff_resample_common_float_fma4;
}
break;
case AV_SAMPLE_FMT_DBLP:
if (EXTERNAL_SSE2(mm_flags)) {
c->dsp.resample = c->linear ? ff_resample_linear_double_sse2
: ff_resample_common_double_sse2;
}
break;
}
}
| 22,394 |
FFmpeg
|
255d4e717faa98ab783401acd68a278af32f6360
| 0 |
alloc_parameter_set(H264Context *h, void **vec, const unsigned int id, const unsigned int max,
const size_t size, const char *name)
{
if(id>=max) {
av_log(h->s.avctx, AV_LOG_ERROR, "%s_id (%d) out of range\n", name, id);
return NULL;
}
if(!vec[id]) {
vec[id] = av_mallocz(size);
if(vec[id] == NULL)
av_log(h->s.avctx, AV_LOG_ERROR, "cannot allocate memory for %s\n", name);
}
return vec[id];
}
| 22,395 |
FFmpeg
|
7c79ec66b6cc25a150d33d7397c8f4310b77e70f
| 0 |
static int filter_frame(AVFilterLink *inlink, AVFrame *ref)
{
FrameStepContext *framestep = inlink->dst->priv;
if (!(framestep->frame_count++ % framestep->frame_step)) {
framestep->frame_selected = 1;
return ff_filter_frame(inlink->dst->outputs[0], ref);
} else {
framestep->frame_selected = 0;
av_frame_free(&ref);
return 0;
}
}
| 22,396 |
qemu
|
ef29a70d18c2d551cf4bb74b8aa9638caac3391b
| 0 |
static int cris_mmu_translate_page(struct cris_mmu_result_t *res,
CPUState *env, uint32_t vaddr,
int rw, int usermode)
{
unsigned int vpage;
unsigned int idx;
uint32_t lo, hi;
uint32_t tlb_vpn, tlb_pfn = 0;
int tlb_pid, tlb_g, tlb_v, tlb_k, tlb_w, tlb_x;
int cfg_v, cfg_k, cfg_w, cfg_x;
int set, match = 0;
uint32_t r_cause;
uint32_t r_cfg;
int rwcause;
int mmu = 1; /* Data mmu is default. */
int vect_base;
r_cause = env->sregs[SFR_R_MM_CAUSE];
r_cfg = env->sregs[SFR_RW_MM_CFG];
switch (rw) {
case 2: rwcause = CRIS_MMU_ERR_EXEC; mmu = 0; break;
case 1: rwcause = CRIS_MMU_ERR_WRITE; break;
default:
case 0: rwcause = CRIS_MMU_ERR_READ; break;
}
/* I exception vectors 4 - 7, D 8 - 11. */
vect_base = (mmu + 1) * 4;
vpage = vaddr >> 13;
/* We know the index which to check on each set.
Scan both I and D. */
#if 0
for (set = 0; set < 4; set++) {
for (idx = 0; idx < 16; idx++) {
lo = env->tlbsets[mmu][set][idx].lo;
hi = env->tlbsets[mmu][set][idx].hi;
tlb_vpn = EXTRACT_FIELD(hi, 13, 31);
tlb_pfn = EXTRACT_FIELD(lo, 13, 31);
printf ("TLB: [%d][%d] hi=%x lo=%x v=%x p=%x\n",
set, idx, hi, lo, tlb_vpn, tlb_pfn);
}
}
#endif
idx = vpage & 15;
for (set = 0; set < 4; set++)
{
lo = env->tlbsets[mmu][set][idx].lo;
hi = env->tlbsets[mmu][set][idx].hi;
tlb_vpn = EXTRACT_FIELD(hi, 13, 31);
tlb_pfn = EXTRACT_FIELD(lo, 13, 31);
D(printf("TLB[%d][%d] v=%x vpage=%x -> pfn=%x lo=%x hi=%x\n",
i, idx, tlb_vpn, vpage, tlb_pfn, lo, hi));
if (tlb_vpn == vpage) {
match = 1;
break;
}
}
res->bf_vec = vect_base;
if (match) {
cfg_w = EXTRACT_FIELD(r_cfg, 19, 19);
cfg_k = EXTRACT_FIELD(r_cfg, 18, 18);
cfg_x = EXTRACT_FIELD(r_cfg, 17, 17);
cfg_v = EXTRACT_FIELD(r_cfg, 16, 16);
tlb_pid = EXTRACT_FIELD(hi, 0, 7);
tlb_pfn = EXTRACT_FIELD(lo, 13, 31);
tlb_g = EXTRACT_FIELD(lo, 4, 4);
tlb_v = EXTRACT_FIELD(lo, 3, 3);
tlb_k = EXTRACT_FIELD(lo, 2, 2);
tlb_w = EXTRACT_FIELD(lo, 1, 1);
tlb_x = EXTRACT_FIELD(lo, 0, 0);
/*
set_exception_vector(0x04, i_mmu_refill);
set_exception_vector(0x05, i_mmu_invalid);
set_exception_vector(0x06, i_mmu_access);
set_exception_vector(0x07, i_mmu_execute);
set_exception_vector(0x08, d_mmu_refill);
set_exception_vector(0x09, d_mmu_invalid);
set_exception_vector(0x0a, d_mmu_access);
set_exception_vector(0x0b, d_mmu_write);
*/
if (!tlb_g
&& tlb_pid != (env->pregs[PR_PID] & 0xff)) {
D(printf ("tlb: wrong pid %x %x pc=%x\n",
tlb_pid, env->pregs[PR_PID], env->pc));
match = 0;
res->bf_vec = vect_base;
} else if (rw == 1 && cfg_w && !tlb_w) {
D(printf ("tlb: write protected %x lo=%x\n",
vaddr, lo));
match = 0;
res->bf_vec = vect_base + 3;
} else if (cfg_v && !tlb_v) {
D(printf ("tlb: invalid %x\n", vaddr));
set_field(&r_cause, rwcause, 8, 9);
match = 0;
res->bf_vec = vect_base + 1;
}
res->prot = 0;
if (match) {
res->prot |= PAGE_READ;
if (tlb_w)
res->prot |= PAGE_WRITE;
if (tlb_x)
res->prot |= PAGE_EXEC;
}
else
D(dump_tlb(env, mmu));
env->sregs[SFR_RW_MM_TLB_HI] = hi;
env->sregs[SFR_RW_MM_TLB_LO] = lo;
}
if (!match) {
/* miss. */
idx = vpage & 15;
set = 0;
/* Update RW_MM_TLB_SEL. */
env->sregs[SFR_RW_MM_TLB_SEL] = 0;
set_field(&env->sregs[SFR_RW_MM_TLB_SEL], idx, 0, 4);
set_field(&env->sregs[SFR_RW_MM_TLB_SEL], set, 4, 5);
/* Update RW_MM_CAUSE. */
set_field(&r_cause, rwcause, 8, 2);
set_field(&r_cause, vpage, 13, 19);
set_field(&r_cause, env->pregs[PR_PID], 0, 8);
env->sregs[SFR_R_MM_CAUSE] = r_cause;
D(printf("refill vaddr=%x pc=%x\n", vaddr, env->pc));
}
D(printf ("%s rw=%d mtch=%d pc=%x va=%x vpn=%x tlbvpn=%x pfn=%x pid=%x"
" %x cause=%x sel=%x sp=%x %x %x\n",
__func__, rw, match, env->pc,
vaddr, vpage,
tlb_vpn, tlb_pfn, tlb_pid,
env->pregs[PR_PID],
r_cause,
env->sregs[SFR_RW_MM_TLB_SEL],
env->regs[R_SP], env->pregs[PR_USP], env->ksp));
res->pfn = tlb_pfn;
return !match;
}
| 22,397 |
qemu
|
494a8ebe713055d3946183f4b395f85a18b43e9e
| 0 |
static int proxy_chmod(FsContext *fs_ctx, V9fsPath *fs_path, FsCred *credp)
{
int retval;
retval = v9fs_request(fs_ctx->private, T_CHMOD, NULL, "sd",
fs_path, credp->fc_mode);
if (retval < 0) {
errno = -retval;
}
return retval;
}
| 22,398 |
qemu
|
621ff94d5074d88253a5818c6b9c4db718fbfc65
| 0 |
void qmp_blockdev_mirror(const char *device, const char *target,
bool has_replaces, const char *replaces,
MirrorSyncMode sync,
bool has_speed, int64_t speed,
bool has_granularity, uint32_t granularity,
bool has_buf_size, int64_t buf_size,
bool has_on_source_error,
BlockdevOnError on_source_error,
bool has_on_target_error,
BlockdevOnError on_target_error,
Error **errp)
{
BlockDriverState *bs;
BlockBackend *blk;
BlockDriverState *target_bs;
AioContext *aio_context;
BlockMirrorBackingMode backing_mode = MIRROR_LEAVE_BACKING_CHAIN;
Error *local_err = NULL;
blk = blk_by_name(device);
if (!blk) {
error_setg(errp, "Device '%s' not found", device);
return;
}
bs = blk_bs(blk);
if (!bs) {
error_setg(errp, "Device '%s' has no media", device);
return;
}
target_bs = bdrv_lookup_bs(target, target, errp);
if (!target_bs) {
return;
}
aio_context = bdrv_get_aio_context(bs);
aio_context_acquire(aio_context);
bdrv_set_aio_context(target_bs, aio_context);
blockdev_mirror_common(bs, target_bs,
has_replaces, replaces, sync, backing_mode,
has_speed, speed,
has_granularity, granularity,
has_buf_size, buf_size,
has_on_source_error, on_source_error,
has_on_target_error, on_target_error,
true, true,
&local_err);
if (local_err) {
error_propagate(errp, local_err);
}
aio_context_release(aio_context);
}
| 22,400 |
qemu
|
46232aaacb66733d3e16dcbd0d26c32ec388801d
| 0 |
static X86CPU *pc_new_cpu(const char *cpu_model, int64_t apic_id,
DeviceState *icc_bridge, Error **errp)
{
X86CPU *cpu = NULL;
Error *local_err = NULL;
if (icc_bridge == NULL) {
error_setg(&local_err, "Invalid icc-bridge value");
goto out;
}
cpu = cpu_x86_create(cpu_model, &local_err);
if (local_err != NULL) {
goto out;
}
qdev_set_parent_bus(DEVICE(cpu), qdev_get_child_bus(icc_bridge, "icc"));
object_property_set_int(OBJECT(cpu), apic_id, "apic-id", &local_err);
object_property_set_bool(OBJECT(cpu), true, "realized", &local_err);
out:
if (local_err) {
error_propagate(errp, local_err);
object_unref(OBJECT(cpu));
cpu = NULL;
}
return cpu;
}
| 22,401 |
qemu
|
a8170e5e97ad17ca169c64ba87ae2f53850dab4c
| 0 |
static uint64_t lsi_ram_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
LSIState *s = opaque;
uint32_t val;
uint32_t mask;
val = s->script_ram[addr >> 2];
mask = ((uint64_t)1 << (size * 8)) - 1;
val >>= (addr & 3) * 8;
return val & mask;
}
| 22,402 |
qemu
|
d9f62dde1303286b24ac8ce88be27e2b9b9c5f46
| 0 |
void visit_start_list(Visitor *v, const char *name, Error **errp)
{
v->start_list(v, name, errp);
}
| 22,403 |
qemu
|
5b956f415a356449a4171d5e0c7d9a25bbc84b5a
| 0 |
static void scsi_write_same_complete(void *opaque, int ret)
{
WriteSameCBData *data = opaque;
SCSIDiskReq *r = data->r;
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev);
assert(r->req.aiocb != NULL);
r->req.aiocb = NULL;
if (r->req.io_canceled) {
scsi_req_cancel_complete(&r->req);
goto done;
}
if (ret < 0) {
if (scsi_handle_rw_error(r, -ret, true)) {
goto done;
}
}
block_acct_done(blk_get_stats(s->qdev.conf.blk), &r->acct);
data->nb_sectors -= data->iov.iov_len / 512;
data->sector += data->iov.iov_len / 512;
data->iov.iov_len = MIN(data->nb_sectors * 512, data->iov.iov_len);
if (data->iov.iov_len) {
block_acct_start(blk_get_stats(s->qdev.conf.blk), &r->acct,
data->iov.iov_len, BLOCK_ACCT_WRITE);
/* Reinitialize qiov, to handle unaligned WRITE SAME request
* where final qiov may need smaller size */
qemu_iovec_init_external(&data->qiov, &data->iov, 1);
r->req.aiocb = blk_aio_pwritev(s->qdev.conf.blk,
data->sector << BDRV_SECTOR_BITS,
&data->qiov, 0,
scsi_write_same_complete, data);
return;
}
scsi_req_complete(&r->req, GOOD);
done:
scsi_req_unref(&r->req);
qemu_vfree(data->iov.iov_base);
g_free(data);
}
| 22,404 |
qemu
|
42a268c241183877192c376d03bd9b6d527407c7
| 0 |
static inline void gen_op_evslw(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
TCGv_i32 t0;
int l1, l2;
l1 = gen_new_label();
l2 = gen_new_label();
t0 = tcg_temp_local_new_i32();
/* No error here: 6 bits are used */
tcg_gen_andi_i32(t0, arg2, 0x3F);
tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
tcg_gen_shl_i32(ret, arg1, t0);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_i32(ret, 0);
gen_set_label(l2);
tcg_temp_free_i32(t0);
}
| 22,406 |
qemu
|
27a69bb088bee6d4efea254659422fb9c751b3c7
| 0 |
static inline void gen_efsabs(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
gen_exception(ctx, POWERPC_EXCP_APU);
return;
}
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], (target_long)~0x80000000LL);
}
| 22,407 |
qemu
|
ba5e6bfa1aee29a8f72c5538c565dfb9889cf273
| 0 |
static void vfio_exitfn(PCIDevice *pdev)
{
VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
vfio_unregister_err_notifier(vdev);
pci_device_set_intx_routing_notifier(&vdev->pdev, NULL);
vfio_disable_interrupts(vdev);
if (vdev->intx.mmap_timer) {
timer_free(vdev->intx.mmap_timer);
}
vfio_teardown_msi(vdev);
vfio_unmap_bars(vdev);
}
| 22,408 |
qemu
|
a8170e5e97ad17ca169c64ba87ae2f53850dab4c
| 0 |
static uint64_t vgafb_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
MilkymistVgafbState *s = opaque;
uint32_t r = 0;
addr >>= 2;
switch (addr) {
case R_CTRL:
case R_HRES:
case R_HSYNC_START:
case R_HSYNC_END:
case R_HSCAN:
case R_VRES:
case R_VSYNC_START:
case R_VSYNC_END:
case R_VSCAN:
case R_BASEADDRESS:
case R_BURST_COUNT:
case R_DDC:
case R_SOURCE_CLOCK:
r = s->regs[addr];
break;
case R_BASEADDRESS_ACT:
r = s->regs[R_BASEADDRESS];
break;
default:
error_report("milkymist_vgafb: read access to unknown register 0x"
TARGET_FMT_plx, addr << 2);
break;
}
trace_milkymist_vgafb_memory_read(addr << 2, r);
return r;
}
| 22,409 |
qemu
|
4fa4ce7107c6ec432f185307158c5df91ce54308
| 0 |
static int local_open2(FsContext *fs_ctx, V9fsPath *dir_path, const char *name,
int flags, FsCred *credp, V9fsFidOpenState *fs)
{
char *path;
int fd = -1;
int err = -1;
int serrno = 0;
V9fsString fullname;
char buffer[PATH_MAX];
/*
* Mark all the open to not follow symlinks
*/
flags |= O_NOFOLLOW;
v9fs_string_init(&fullname);
v9fs_string_sprintf(&fullname, "%s/%s", dir_path->data, name);
path = fullname.data;
/* Determine the security model */
if (fs_ctx->export_flags & V9FS_SM_MAPPED) {
fd = open(rpath(fs_ctx, path, buffer), flags, SM_LOCAL_MODE_BITS);
if (fd == -1) {
err = fd;
goto out;
}
credp->fc_mode = credp->fc_mode|S_IFREG;
/* Set cleint credentials in xattr */
err = local_set_xattr(rpath(fs_ctx, path, buffer), credp);
if (err == -1) {
serrno = errno;
goto err_end;
}
} else if (fs_ctx->export_flags & V9FS_SM_MAPPED_FILE) {
fd = open(rpath(fs_ctx, path, buffer), flags, SM_LOCAL_MODE_BITS);
if (fd == -1) {
err = fd;
goto out;
}
credp->fc_mode = credp->fc_mode|S_IFREG;
/* Set client credentials in .virtfs_metadata directory files */
err = local_set_mapped_file_attr(fs_ctx, path, credp);
if (err == -1) {
serrno = errno;
goto err_end;
}
} else if ((fs_ctx->export_flags & V9FS_SM_PASSTHROUGH) ||
(fs_ctx->export_flags & V9FS_SM_NONE)) {
fd = open(rpath(fs_ctx, path, buffer), flags, credp->fc_mode);
if (fd == -1) {
err = fd;
goto out;
}
err = local_post_create_passthrough(fs_ctx, path, credp);
if (err == -1) {
serrno = errno;
goto err_end;
}
}
err = fd;
fs->fd = fd;
goto out;
err_end:
close(fd);
remove(rpath(fs_ctx, path, buffer));
errno = serrno;
out:
v9fs_string_free(&fullname);
return err;
}
| 22,410 |
qemu
|
b6d36def6d9e9fd187327182d0abafc9b7085d8f
| 0 |
static int realloc_refcount_array(BDRVQcow2State *s, void **array,
int64_t *size, int64_t new_size)
{
size_t old_byte_size, new_byte_size;
void *new_ptr;
/* Round to clusters so the array can be directly written to disk */
old_byte_size = size_to_clusters(s, refcount_array_byte_size(s, *size))
* s->cluster_size;
new_byte_size = size_to_clusters(s, refcount_array_byte_size(s, new_size))
* s->cluster_size;
if (new_byte_size == old_byte_size) {
*size = new_size;
return 0;
}
assert(new_byte_size > 0);
new_ptr = g_try_realloc(*array, new_byte_size);
if (!new_ptr) {
return -ENOMEM;
}
if (new_byte_size > old_byte_size) {
memset((void *)((uintptr_t)new_ptr + old_byte_size), 0,
new_byte_size - old_byte_size);
}
*array = new_ptr;
*size = new_size;
return 0;
}
| 22,411 |
qemu
|
39a7a362e16bb27e98738d63f24d1ab5811e26a8
| 0 |
Coroutine *qemu_coroutine_new(void)
{
CoroutineThreadState *s = coroutine_get_thread_state();
Coroutine *co;
co = QLIST_FIRST(&s->pool);
if (co) {
QLIST_REMOVE(co, pool_next);
s->pool_size--;
} else {
co = coroutine_new();
}
return co;
}
| 22,412 |
qemu
|
0fdddf80a88ac2efe068990d1878f472bb6b95d9
| 0 |
static uint64_t qemu_next_deadline_dyntick(void)
{
int64_t delta;
int64_t rtdelta;
if (use_icount)
delta = INT32_MAX;
else
delta = (qemu_next_deadline() + 999) / 1000;
if (active_timers[QEMU_TIMER_REALTIME]) {
rtdelta = (active_timers[QEMU_TIMER_REALTIME]->expire_time -
qemu_get_clock(rt_clock))*1000;
if (rtdelta < delta)
delta = rtdelta;
}
if (delta < MIN_TIMER_REARM_US)
delta = MIN_TIMER_REARM_US;
return delta;
}
| 22,414 |
FFmpeg
|
6cd325c1064c80f47b596f3b2bea24f227b198f2
| 0 |
int ff_aac_ac3_parse(AVCodecParserContext *s1,
AVCodecContext *avctx,
const uint8_t **poutbuf, int *poutbuf_size,
const uint8_t *buf, int buf_size)
{
AACAC3ParseContext *s = s1->priv_data;
const uint8_t *buf_ptr;
int len, sample_rate, bit_rate, channels, samples;
*poutbuf = NULL;
*poutbuf_size = 0;
buf_ptr = buf;
while (buf_size > 0) {
int size_needed= s->frame_size ? s->frame_size : s->header_size;
len = s->inbuf_ptr - s->inbuf;
if(len<size_needed){
len = FFMIN(size_needed - len, buf_size);
memcpy(s->inbuf_ptr, buf_ptr, len);
buf_ptr += len;
s->inbuf_ptr += len;
buf_size -= len;
}
if (s->frame_size == 0) {
if ((s->inbuf_ptr - s->inbuf) == s->header_size) {
len = s->sync(s->inbuf, &channels, &sample_rate, &bit_rate,
&samples);
if (len == 0) {
/* no sync found : move by one byte (inefficient, but simple!) */
memmove(s->inbuf, s->inbuf + 1, s->header_size - 1);
s->inbuf_ptr--;
} else {
s->frame_size = len;
/* update codec info */
avctx->sample_rate = sample_rate;
avctx->channels = channels;
/* allow downmixing to mono or stereo for AC3 */
if(avctx->request_channels > 0 &&
avctx->request_channels < channels &&
avctx->request_channels <= 2 &&
avctx->codec_id == CODEC_ID_AC3) {
avctx->channels = avctx->request_channels;
}
avctx->bit_rate = bit_rate;
avctx->frame_size = samples;
}
}
} else {
if(s->inbuf_ptr - s->inbuf == s->frame_size){
*poutbuf = s->inbuf;
*poutbuf_size = s->frame_size;
s->inbuf_ptr = s->inbuf;
s->frame_size = 0;
break;
}
}
}
return buf_ptr - buf;
}
| 22,416 |
qemu
|
554c97dd43e021b626c78ed5bd72bca33d5cb99c
| 0 |
static uint32_t virtio_net_get_features(VirtIODevice *vdev)
{
uint32_t features = (1 << VIRTIO_NET_F_MAC);
return features;
}
| 22,419 |
qemu
|
f8b6cc0070aab8b75bd082582c829be1353f395f
| 0 |
static void s390_init(ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,
const char *cpu_model)
{
CPUState *env = NULL;
ram_addr_t ram_addr;
ram_addr_t kernel_size = 0;
ram_addr_t initrd_offset;
ram_addr_t initrd_size = 0;
int i;
/* XXX we only work on KVM for now */
if (!kvm_enabled()) {
fprintf(stderr, "The S390 target only works with KVM enabled\n");
exit(1);
}
/* get a BUS */
s390_bus = s390_virtio_bus_init(&ram_size);
/* allocate RAM */
ram_addr = qemu_ram_alloc(ram_size);
cpu_register_physical_memory(0, ram_size, ram_addr);
/* init CPUs */
if (cpu_model == NULL) {
cpu_model = "host";
}
ipi_states = qemu_malloc(sizeof(CPUState *) * smp_cpus);
for (i = 0; i < smp_cpus; i++) {
CPUState *tmp_env;
tmp_env = cpu_init(cpu_model);
if (!env) {
env = tmp_env;
}
ipi_states[i] = tmp_env;
tmp_env->halted = 1;
tmp_env->exception_index = EXCP_HLT;
}
env->halted = 0;
env->exception_index = 0;
if (kernel_filename) {
kernel_size = load_image(kernel_filename, qemu_get_ram_ptr(0));
if (lduw_phys(KERN_IMAGE_START) != 0x0dd0) {
fprintf(stderr, "Specified image is not an s390 boot image\n");
exit(1);
}
env->psw.addr = KERN_IMAGE_START;
env->psw.mask = 0x0000000180000000ULL;
} else {
ram_addr_t bios_size = 0;
char *bios_filename;
/* Load zipl bootloader */
if (bios_name == NULL) {
bios_name = ZIPL_FILENAME;
}
bios_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
bios_size = load_image(bios_filename, qemu_get_ram_ptr(ZIPL_LOAD_ADDR));
if ((long)bios_size < 0) {
hw_error("could not load bootloader '%s'\n", bios_name);
}
if (bios_size > 4096) {
hw_error("stage1 bootloader is > 4k\n");
}
env->psw.addr = ZIPL_START;
env->psw.mask = 0x0000000180000000ULL;
}
if (initrd_filename) {
initrd_offset = INITRD_START;
while (kernel_size + 0x100000 > initrd_offset) {
initrd_offset += 0x100000;
}
initrd_size = load_image(initrd_filename, qemu_get_ram_ptr(initrd_offset));
stq_phys(INITRD_PARM_START, initrd_offset);
stq_phys(INITRD_PARM_SIZE, initrd_size);
}
if (kernel_cmdline) {
cpu_physical_memory_rw(KERN_PARM_AREA, (uint8_t *)kernel_cmdline,
strlen(kernel_cmdline), 1);
}
/* Create VirtIO network adapters */
for(i = 0; i < nb_nics; i++) {
NICInfo *nd = &nd_table[i];
DeviceState *dev;
if (!nd->model) {
nd->model = qemu_strdup("virtio");
}
if (strcmp(nd->model, "virtio")) {
fprintf(stderr, "S390 only supports VirtIO nics\n");
exit(1);
}
dev = qdev_create((BusState *)s390_bus, "virtio-net-s390");
qdev_set_nic_properties(dev, nd);
qdev_init_nofail(dev);
}
/* Create VirtIO disk drives */
for(i = 0; i < MAX_BLK_DEVS; i++) {
DriveInfo *dinfo;
DeviceState *dev;
dinfo = drive_get(IF_IDE, 0, i);
if (!dinfo) {
continue;
}
dev = qdev_create((BusState *)s390_bus, "virtio-blk-s390");
qdev_prop_set_drive(dev, "drive", dinfo);
qdev_init_nofail(dev);
}
}
| 22,420 |
qemu
|
b74cddcbf6063f684725e3f8bca49a68e30cba71
| 0 |
static void decode_opc(CPUMIPSState *env, DisasContext *ctx)
{
int32_t offset;
int rs, rt, rd, sa;
uint32_t op, op1;
int16_t imm;
/* make sure instructions are on a word boundary */
if (ctx->pc & 0x3) {
env->CP0_BadVAddr = ctx->pc;
generate_exception_err(ctx, EXCP_AdEL, EXCP_INST_NOTAVAIL);
return;
}
/* Handle blikely not taken case */
if ((ctx->hflags & MIPS_HFLAG_BMASK_BASE) == MIPS_HFLAG_BL) {
TCGLabel *l1 = gen_new_label();
tcg_gen_brcondi_tl(TCG_COND_NE, bcond, 0, l1);
tcg_gen_movi_i32(hflags, ctx->hflags & ~MIPS_HFLAG_BMASK);
gen_goto_tb(ctx, 1, ctx->pc + 4);
gen_set_label(l1);
}
op = MASK_OP_MAJOR(ctx->opcode);
rs = (ctx->opcode >> 21) & 0x1f;
rt = (ctx->opcode >> 16) & 0x1f;
rd = (ctx->opcode >> 11) & 0x1f;
sa = (ctx->opcode >> 6) & 0x1f;
imm = (int16_t)ctx->opcode;
switch (op) {
case OPC_SPECIAL:
decode_opc_special(env, ctx);
break;
case OPC_SPECIAL2:
decode_opc_special2_legacy(env, ctx);
break;
case OPC_SPECIAL3:
decode_opc_special3(env, ctx);
break;
case OPC_REGIMM:
op1 = MASK_REGIMM(ctx->opcode);
switch (op1) {
case OPC_BLTZL: /* REGIMM branches */
case OPC_BGEZL:
case OPC_BLTZALL:
case OPC_BGEZALL:
check_insn(ctx, ISA_MIPS2);
check_insn_opc_removed(ctx, ISA_MIPS32R6);
/* Fallthrough */
case OPC_BLTZ:
case OPC_BGEZ:
gen_compute_branch(ctx, op1, 4, rs, -1, imm << 2, 4);
break;
case OPC_BLTZAL:
case OPC_BGEZAL:
if (ctx->insn_flags & ISA_MIPS32R6) {
if (rs == 0) {
/* OPC_NAL, OPC_BAL */
gen_compute_branch(ctx, op1, 4, 0, -1, imm << 2, 4);
} else {
generate_exception_end(ctx, EXCP_RI);
}
} else {
gen_compute_branch(ctx, op1, 4, rs, -1, imm << 2, 4);
}
break;
case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */
case OPC_TNEI:
check_insn(ctx, ISA_MIPS2);
check_insn_opc_removed(ctx, ISA_MIPS32R6);
gen_trap(ctx, op1, rs, -1, imm);
break;
case OPC_SIGRIE:
check_insn(ctx, ISA_MIPS32R6);
generate_exception_end(ctx, EXCP_RI);
break;
case OPC_SYNCI:
check_insn(ctx, ISA_MIPS32R2);
/* Break the TB to be able to sync copied instructions
immediately */
ctx->bstate = BS_STOP;
break;
case OPC_BPOSGE32: /* MIPS DSP branch */
#if defined(TARGET_MIPS64)
case OPC_BPOSGE64:
#endif
check_dsp(ctx);
gen_compute_branch(ctx, op1, 4, -1, -2, (int32_t)imm << 2, 4);
break;
#if defined(TARGET_MIPS64)
case OPC_DAHI:
check_insn(ctx, ISA_MIPS32R6);
check_mips_64(ctx);
if (rs != 0) {
tcg_gen_addi_tl(cpu_gpr[rs], cpu_gpr[rs], (int64_t)imm << 32);
}
break;
case OPC_DATI:
check_insn(ctx, ISA_MIPS32R6);
check_mips_64(ctx);
if (rs != 0) {
tcg_gen_addi_tl(cpu_gpr[rs], cpu_gpr[rs], (int64_t)imm << 48);
}
break;
#endif
default: /* Invalid */
MIPS_INVAL("regimm");
generate_exception_end(ctx, EXCP_RI);
break;
}
break;
case OPC_CP0:
check_cp0_enabled(ctx);
op1 = MASK_CP0(ctx->opcode);
switch (op1) {
case OPC_MFC0:
case OPC_MTC0:
case OPC_MFTR:
case OPC_MTTR:
case OPC_MFHC0:
case OPC_MTHC0:
#if defined(TARGET_MIPS64)
case OPC_DMFC0:
case OPC_DMTC0:
#endif
#ifndef CONFIG_USER_ONLY
gen_cp0(env, ctx, op1, rt, rd);
#endif /* !CONFIG_USER_ONLY */
break;
case OPC_C0_FIRST ... OPC_C0_LAST:
#ifndef CONFIG_USER_ONLY
gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd);
#endif /* !CONFIG_USER_ONLY */
break;
case OPC_MFMC0:
#ifndef CONFIG_USER_ONLY
{
uint32_t op2;
TCGv t0 = tcg_temp_new();
op2 = MASK_MFMC0(ctx->opcode);
switch (op2) {
case OPC_DMT:
check_insn(ctx, ASE_MT);
gen_helper_dmt(t0);
gen_store_gpr(t0, rt);
break;
case OPC_EMT:
check_insn(ctx, ASE_MT);
gen_helper_emt(t0);
gen_store_gpr(t0, rt);
break;
case OPC_DVPE:
check_insn(ctx, ASE_MT);
gen_helper_dvpe(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
case OPC_EVPE:
check_insn(ctx, ASE_MT);
gen_helper_evpe(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
case OPC_DVP:
check_insn(ctx, ISA_MIPS32R6);
if (ctx->vp) {
gen_helper_dvp(t0, cpu_env);
gen_store_gpr(t0, rt);
}
break;
case OPC_EVP:
check_insn(ctx, ISA_MIPS32R6);
if (ctx->vp) {
gen_helper_evp(t0, cpu_env);
gen_store_gpr(t0, rt);
}
break;
case OPC_DI:
check_insn(ctx, ISA_MIPS32R2);
save_cpu_state(ctx, 1);
gen_helper_di(t0, cpu_env);
gen_store_gpr(t0, rt);
/* Stop translation as we may have switched
the execution mode. */
ctx->bstate = BS_STOP;
break;
case OPC_EI:
check_insn(ctx, ISA_MIPS32R2);
save_cpu_state(ctx, 1);
gen_helper_ei(t0, cpu_env);
gen_store_gpr(t0, rt);
/* Stop translation as we may have switched
the execution mode. */
ctx->bstate = BS_STOP;
break;
default: /* Invalid */
MIPS_INVAL("mfmc0");
generate_exception_end(ctx, EXCP_RI);
break;
}
tcg_temp_free(t0);
}
#endif /* !CONFIG_USER_ONLY */
break;
case OPC_RDPGPR:
check_insn(ctx, ISA_MIPS32R2);
gen_load_srsgpr(rt, rd);
break;
case OPC_WRPGPR:
check_insn(ctx, ISA_MIPS32R2);
gen_store_srsgpr(rt, rd);
break;
default:
MIPS_INVAL("cp0");
generate_exception_end(ctx, EXCP_RI);
break;
}
break;
case OPC_BOVC: /* OPC_BEQZALC, OPC_BEQC, OPC_ADDI */
if (ctx->insn_flags & ISA_MIPS32R6) {
/* OPC_BOVC, OPC_BEQZALC, OPC_BEQC */
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
} else {
/* OPC_ADDI */
/* Arithmetic with immediate opcode */
gen_arith_imm(ctx, op, rt, rs, imm);
}
break;
case OPC_ADDIU:
gen_arith_imm(ctx, op, rt, rs, imm);
break;
case OPC_SLTI: /* Set on less than with immediate opcode */
case OPC_SLTIU:
gen_slt_imm(ctx, op, rt, rs, imm);
break;
case OPC_ANDI: /* Arithmetic with immediate opcode */
case OPC_LUI: /* OPC_AUI */
case OPC_ORI:
case OPC_XORI:
gen_logic_imm(ctx, op, rt, rs, imm);
break;
case OPC_J ... OPC_JAL: /* Jump */
offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
gen_compute_branch(ctx, op, 4, rs, rt, offset, 4);
break;
/* Branch */
case OPC_BLEZC: /* OPC_BGEZC, OPC_BGEC, OPC_BLEZL */
if (ctx->insn_flags & ISA_MIPS32R6) {
if (rt == 0) {
generate_exception_end(ctx, EXCP_RI);
break;
}
/* OPC_BLEZC, OPC_BGEZC, OPC_BGEC */
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
} else {
/* OPC_BLEZL */
gen_compute_branch(ctx, op, 4, rs, rt, imm << 2, 4);
}
break;
case OPC_BGTZC: /* OPC_BLTZC, OPC_BLTC, OPC_BGTZL */
if (ctx->insn_flags & ISA_MIPS32R6) {
if (rt == 0) {
generate_exception_end(ctx, EXCP_RI);
break;
}
/* OPC_BGTZC, OPC_BLTZC, OPC_BLTC */
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
} else {
/* OPC_BGTZL */
gen_compute_branch(ctx, op, 4, rs, rt, imm << 2, 4);
}
break;
case OPC_BLEZALC: /* OPC_BGEZALC, OPC_BGEUC, OPC_BLEZ */
if (rt == 0) {
/* OPC_BLEZ */
gen_compute_branch(ctx, op, 4, rs, rt, imm << 2, 4);
} else {
check_insn(ctx, ISA_MIPS32R6);
/* OPC_BLEZALC, OPC_BGEZALC, OPC_BGEUC */
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
}
break;
case OPC_BGTZALC: /* OPC_BLTZALC, OPC_BLTUC, OPC_BGTZ */
if (rt == 0) {
/* OPC_BGTZ */
gen_compute_branch(ctx, op, 4, rs, rt, imm << 2, 4);
} else {
check_insn(ctx, ISA_MIPS32R6);
/* OPC_BGTZALC, OPC_BLTZALC, OPC_BLTUC */
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
}
break;
case OPC_BEQL:
case OPC_BNEL:
check_insn(ctx, ISA_MIPS2);
check_insn_opc_removed(ctx, ISA_MIPS32R6);
/* Fallthrough */
case OPC_BEQ:
case OPC_BNE:
gen_compute_branch(ctx, op, 4, rs, rt, imm << 2, 4);
break;
case OPC_LL: /* Load and stores */
check_insn(ctx, ISA_MIPS2);
/* Fallthrough */
case OPC_LWL:
case OPC_LWR:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
/* Fallthrough */
case OPC_LB ... OPC_LH:
case OPC_LW ... OPC_LHU:
gen_ld(ctx, op, rt, rs, imm);
break;
case OPC_SWL:
case OPC_SWR:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
/* fall through */
case OPC_SB ... OPC_SH:
case OPC_SW:
gen_st(ctx, op, rt, rs, imm);
break;
case OPC_SC:
check_insn(ctx, ISA_MIPS2);
check_insn_opc_removed(ctx, ISA_MIPS32R6);
gen_st_cond(ctx, op, rt, rs, imm);
break;
case OPC_CACHE:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
check_cp0_enabled(ctx);
check_insn(ctx, ISA_MIPS3 | ISA_MIPS32);
if (ctx->hflags & MIPS_HFLAG_ITC_CACHE) {
gen_cache_operation(ctx, rt, rs, imm);
}
/* Treat as NOP. */
break;
case OPC_PREF:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
check_insn(ctx, ISA_MIPS4 | ISA_MIPS32);
/* Treat as NOP. */
break;
/* Floating point (COP1). */
case OPC_LWC1:
case OPC_LDC1:
case OPC_SWC1:
case OPC_SDC1:
gen_cop1_ldst(ctx, op, rt, rs, imm);
break;
case OPC_CP1:
op1 = MASK_CP1(ctx->opcode);
switch (op1) {
case OPC_MFHC1:
case OPC_MTHC1:
check_cp1_enabled(ctx);
check_insn(ctx, ISA_MIPS32R2);
case OPC_MFC1:
case OPC_CFC1:
case OPC_MTC1:
case OPC_CTC1:
check_cp1_enabled(ctx);
gen_cp1(ctx, op1, rt, rd);
break;
#if defined(TARGET_MIPS64)
case OPC_DMFC1:
case OPC_DMTC1:
check_cp1_enabled(ctx);
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_cp1(ctx, op1, rt, rd);
break;
#endif
case OPC_BC1EQZ: /* OPC_BC1ANY2 */
check_cp1_enabled(ctx);
if (ctx->insn_flags & ISA_MIPS32R6) {
/* OPC_BC1EQZ */
gen_compute_branch1_r6(ctx, MASK_CP1(ctx->opcode),
rt, imm << 2, 4);
} else {
/* OPC_BC1ANY2 */
check_cop1x(ctx);
check_insn(ctx, ASE_MIPS3D);
gen_compute_branch1(ctx, MASK_BC1(ctx->opcode),
(rt >> 2) & 0x7, imm << 2);
}
break;
case OPC_BC1NEZ:
check_cp1_enabled(ctx);
check_insn(ctx, ISA_MIPS32R6);
gen_compute_branch1_r6(ctx, MASK_CP1(ctx->opcode),
rt, imm << 2, 4);
break;
case OPC_BC1ANY4:
check_cp1_enabled(ctx);
check_insn_opc_removed(ctx, ISA_MIPS32R6);
check_cop1x(ctx);
check_insn(ctx, ASE_MIPS3D);
/* fall through */
case OPC_BC1:
check_cp1_enabled(ctx);
check_insn_opc_removed(ctx, ISA_MIPS32R6);
gen_compute_branch1(ctx, MASK_BC1(ctx->opcode),
(rt >> 2) & 0x7, imm << 2);
break;
case OPC_PS_FMT:
check_ps(ctx);
/* fall through */
case OPC_S_FMT:
case OPC_D_FMT:
check_cp1_enabled(ctx);
gen_farith(ctx, ctx->opcode & FOP(0x3f, 0x1f), rt, rd, sa,
(imm >> 8) & 0x7);
break;
case OPC_W_FMT:
case OPC_L_FMT:
{
int r6_op = ctx->opcode & FOP(0x3f, 0x1f);
check_cp1_enabled(ctx);
if (ctx->insn_flags & ISA_MIPS32R6) {
switch (r6_op) {
case R6_OPC_CMP_AF_S:
case R6_OPC_CMP_UN_S:
case R6_OPC_CMP_EQ_S:
case R6_OPC_CMP_UEQ_S:
case R6_OPC_CMP_LT_S:
case R6_OPC_CMP_ULT_S:
case R6_OPC_CMP_LE_S:
case R6_OPC_CMP_ULE_S:
case R6_OPC_CMP_SAF_S:
case R6_OPC_CMP_SUN_S:
case R6_OPC_CMP_SEQ_S:
case R6_OPC_CMP_SEUQ_S:
case R6_OPC_CMP_SLT_S:
case R6_OPC_CMP_SULT_S:
case R6_OPC_CMP_SLE_S:
case R6_OPC_CMP_SULE_S:
case R6_OPC_CMP_OR_S:
case R6_OPC_CMP_UNE_S:
case R6_OPC_CMP_NE_S:
case R6_OPC_CMP_SOR_S:
case R6_OPC_CMP_SUNE_S:
case R6_OPC_CMP_SNE_S:
gen_r6_cmp_s(ctx, ctx->opcode & 0x1f, rt, rd, sa);
break;
case R6_OPC_CMP_AF_D:
case R6_OPC_CMP_UN_D:
case R6_OPC_CMP_EQ_D:
case R6_OPC_CMP_UEQ_D:
case R6_OPC_CMP_LT_D:
case R6_OPC_CMP_ULT_D:
case R6_OPC_CMP_LE_D:
case R6_OPC_CMP_ULE_D:
case R6_OPC_CMP_SAF_D:
case R6_OPC_CMP_SUN_D:
case R6_OPC_CMP_SEQ_D:
case R6_OPC_CMP_SEUQ_D:
case R6_OPC_CMP_SLT_D:
case R6_OPC_CMP_SULT_D:
case R6_OPC_CMP_SLE_D:
case R6_OPC_CMP_SULE_D:
case R6_OPC_CMP_OR_D:
case R6_OPC_CMP_UNE_D:
case R6_OPC_CMP_NE_D:
case R6_OPC_CMP_SOR_D:
case R6_OPC_CMP_SUNE_D:
case R6_OPC_CMP_SNE_D:
gen_r6_cmp_d(ctx, ctx->opcode & 0x1f, rt, rd, sa);
break;
default:
gen_farith(ctx, ctx->opcode & FOP(0x3f, 0x1f),
rt, rd, sa, (imm >> 8) & 0x7);
break;
}
} else {
gen_farith(ctx, ctx->opcode & FOP(0x3f, 0x1f), rt, rd, sa,
(imm >> 8) & 0x7);
}
break;
}
case OPC_BZ_V:
case OPC_BNZ_V:
case OPC_BZ_B:
case OPC_BZ_H:
case OPC_BZ_W:
case OPC_BZ_D:
case OPC_BNZ_B:
case OPC_BNZ_H:
case OPC_BNZ_W:
case OPC_BNZ_D:
check_insn(ctx, ASE_MSA);
gen_msa_branch(env, ctx, op1);
break;
default:
MIPS_INVAL("cp1");
generate_exception_end(ctx, EXCP_RI);
break;
}
break;
/* Compact branches [R6] and COP2 [non-R6] */
case OPC_BC: /* OPC_LWC2 */
case OPC_BALC: /* OPC_SWC2 */
if (ctx->insn_flags & ISA_MIPS32R6) {
/* OPC_BC, OPC_BALC */
gen_compute_compact_branch(ctx, op, 0, 0,
sextract32(ctx->opcode << 2, 0, 28));
} else {
/* OPC_LWC2, OPC_SWC2 */
/* COP2: Not implemented. */
generate_exception_err(ctx, EXCP_CpU, 2);
}
break;
case OPC_BEQZC: /* OPC_JIC, OPC_LDC2 */
case OPC_BNEZC: /* OPC_JIALC, OPC_SDC2 */
if (ctx->insn_flags & ISA_MIPS32R6) {
if (rs != 0) {
/* OPC_BEQZC, OPC_BNEZC */
gen_compute_compact_branch(ctx, op, rs, 0,
sextract32(ctx->opcode << 2, 0, 23));
} else {
/* OPC_JIC, OPC_JIALC */
gen_compute_compact_branch(ctx, op, 0, rt, imm);
}
} else {
/* OPC_LWC2, OPC_SWC2 */
/* COP2: Not implemented. */
generate_exception_err(ctx, EXCP_CpU, 2);
}
break;
case OPC_CP2:
check_insn(ctx, INSN_LOONGSON2F);
/* Note that these instructions use different fields. */
gen_loongson_multimedia(ctx, sa, rd, rt);
break;
case OPC_CP3:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
if (ctx->CP0_Config1 & (1 << CP0C1_FP)) {
check_cp1_enabled(ctx);
op1 = MASK_CP3(ctx->opcode);
switch (op1) {
case OPC_LUXC1:
case OPC_SUXC1:
check_insn(ctx, ISA_MIPS5 | ISA_MIPS32R2);
/* Fallthrough */
case OPC_LWXC1:
case OPC_LDXC1:
case OPC_SWXC1:
case OPC_SDXC1:
check_insn(ctx, ISA_MIPS4 | ISA_MIPS32R2);
gen_flt3_ldst(ctx, op1, sa, rd, rs, rt);
break;
case OPC_PREFX:
check_insn(ctx, ISA_MIPS4 | ISA_MIPS32R2);
/* Treat as NOP. */
break;
case OPC_ALNV_PS:
check_insn(ctx, ISA_MIPS5 | ISA_MIPS32R2);
/* Fallthrough */
case OPC_MADD_S:
case OPC_MADD_D:
case OPC_MADD_PS:
case OPC_MSUB_S:
case OPC_MSUB_D:
case OPC_MSUB_PS:
case OPC_NMADD_S:
case OPC_NMADD_D:
case OPC_NMADD_PS:
case OPC_NMSUB_S:
case OPC_NMSUB_D:
case OPC_NMSUB_PS:
check_insn(ctx, ISA_MIPS4 | ISA_MIPS32R2);
gen_flt3_arith(ctx, op1, sa, rs, rd, rt);
break;
default:
MIPS_INVAL("cp3");
generate_exception_end(ctx, EXCP_RI);
break;
}
} else {
generate_exception_err(ctx, EXCP_CpU, 1);
}
break;
#if defined(TARGET_MIPS64)
/* MIPS64 opcodes */
case OPC_LDL ... OPC_LDR:
case OPC_LLD:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
/* fall through */
case OPC_LWU:
case OPC_LD:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_ld(ctx, op, rt, rs, imm);
break;
case OPC_SDL ... OPC_SDR:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
/* fall through */
case OPC_SD:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_st(ctx, op, rt, rs, imm);
break;
case OPC_SCD:
check_insn_opc_removed(ctx, ISA_MIPS32R6);
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_st_cond(ctx, op, rt, rs, imm);
break;
case OPC_BNVC: /* OPC_BNEZALC, OPC_BNEC, OPC_DADDI */
if (ctx->insn_flags & ISA_MIPS32R6) {
/* OPC_BNVC, OPC_BNEZALC, OPC_BNEC */
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
} else {
/* OPC_DADDI */
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_arith_imm(ctx, op, rt, rs, imm);
}
break;
case OPC_DADDIU:
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
gen_arith_imm(ctx, op, rt, rs, imm);
break;
#else
case OPC_BNVC: /* OPC_BNEZALC, OPC_BNEC */
if (ctx->insn_flags & ISA_MIPS32R6) {
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
} else {
MIPS_INVAL("major opcode");
generate_exception_end(ctx, EXCP_RI);
}
break;
#endif
case OPC_DAUI: /* OPC_JALX */
if (ctx->insn_flags & ISA_MIPS32R6) {
#if defined(TARGET_MIPS64)
/* OPC_DAUI */
check_mips_64(ctx);
if (rs == 0) {
generate_exception(ctx, EXCP_RI);
} else if (rt != 0) {
TCGv t0 = tcg_temp_new();
gen_load_gpr(t0, rs);
tcg_gen_addi_tl(cpu_gpr[rt], t0, imm << 16);
tcg_temp_free(t0);
}
#else
generate_exception_end(ctx, EXCP_RI);
MIPS_INVAL("major opcode");
#endif
} else {
/* OPC_JALX */
check_insn(ctx, ASE_MIPS16 | ASE_MICROMIPS);
offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2;
gen_compute_branch(ctx, op, 4, rs, rt, offset, 4);
}
break;
case OPC_MSA: /* OPC_MDMX */
/* MDMX: Not implemented. */
gen_msa(env, ctx);
break;
case OPC_PCREL:
check_insn(ctx, ISA_MIPS32R6);
gen_pcrel(ctx, ctx->opcode, ctx->pc, rs);
break;
default: /* Invalid */
MIPS_INVAL("major opcode");
generate_exception_end(ctx, EXCP_RI);
break;
}
}
| 22,422 |
FFmpeg
|
298c4e3c522a1bc43cb557efe2e443be2ee80bb5
| 0 |
static int mpegts_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
MpegTSContext *ts = s->priv_data;
AVIOContext *pb = s->pb;
uint8_t buf[5*1024];
int len;
int64_t pos;
#if FF_API_FORMAT_PARAMETERS
if (ap) {
if (ap->mpeg2ts_compute_pcr)
ts->mpeg2ts_compute_pcr = ap->mpeg2ts_compute_pcr;
if(ap->mpeg2ts_raw){
av_log(s, AV_LOG_ERROR, "use mpegtsraw_demuxer!\n");
return -1;
}
}
#endif
/* read the first 1024 bytes to get packet size */
pos = avio_tell(pb);
len = avio_read(pb, buf, sizeof(buf));
if (len != sizeof(buf))
goto fail;
ts->raw_packet_size = get_packet_size(buf, sizeof(buf));
if (ts->raw_packet_size <= 0)
goto fail;
ts->stream = s;
ts->auto_guess = 0;
if (s->iformat == &ff_mpegts_demuxer) {
/* normal demux */
/* first do a scaning to get all the services */
if (avio_seek(pb, pos, SEEK_SET) < 0)
av_log(s, AV_LOG_ERROR, "Unable to seek back to the start\n");
mpegts_open_section_filter(ts, SDT_PID, sdt_cb, ts, 1);
mpegts_open_section_filter(ts, PAT_PID, pat_cb, ts, 1);
handle_packets(ts, s->probesize / ts->raw_packet_size);
/* if could not find service, enable auto_guess */
ts->auto_guess = 1;
av_dlog(ts->stream, "tuning done\n");
s->ctx_flags |= AVFMTCTX_NOHEADER;
} else {
AVStream *st;
int pcr_pid, pid, nb_packets, nb_pcrs, ret, pcr_l;
int64_t pcrs[2], pcr_h;
int packet_count[2];
uint8_t packet[TS_PACKET_SIZE];
/* only read packets */
st = av_new_stream(s, 0);
if (!st)
goto fail;
av_set_pts_info(st, 60, 1, 27000000);
st->codec->codec_type = AVMEDIA_TYPE_DATA;
st->codec->codec_id = CODEC_ID_MPEG2TS;
/* we iterate until we find two PCRs to estimate the bitrate */
pcr_pid = -1;
nb_pcrs = 0;
nb_packets = 0;
for(;;) {
ret = read_packet(s, packet, ts->raw_packet_size);
if (ret < 0)
return -1;
pid = AV_RB16(packet + 1) & 0x1fff;
if ((pcr_pid == -1 || pcr_pid == pid) &&
parse_pcr(&pcr_h, &pcr_l, packet) == 0) {
pcr_pid = pid;
packet_count[nb_pcrs] = nb_packets;
pcrs[nb_pcrs] = pcr_h * 300 + pcr_l;
nb_pcrs++;
if (nb_pcrs >= 2)
break;
}
nb_packets++;
}
/* NOTE1: the bitrate is computed without the FEC */
/* NOTE2: it is only the bitrate of the start of the stream */
ts->pcr_incr = (pcrs[1] - pcrs[0]) / (packet_count[1] - packet_count[0]);
ts->cur_pcr = pcrs[0] - ts->pcr_incr * packet_count[0];
s->bit_rate = (TS_PACKET_SIZE * 8) * 27e6 / ts->pcr_incr;
st->codec->bit_rate = s->bit_rate;
st->start_time = ts->cur_pcr;
av_dlog(ts->stream, "start=%0.3f pcr=%0.3f incr=%d\n",
st->start_time / 1000000.0, pcrs[0] / 27e6, ts->pcr_incr);
}
avio_seek(pb, pos, SEEK_SET);
return 0;
fail:
return -1;
}
| 22,424 |
qemu
|
efec3dd631d94160288392721a5f9c39e50fb2bc
| 1 |
static void pl080_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
dc->no_user = 1;
dc->vmsd = &vmstate_pl080;
}
| 22,427 |
qemu
|
3a4496903795e05c1e8367bb4c9862d5670f48d7
| 1 |
static void guest_panicked(void)
{
QObject *data;
data = qobject_from_jsonf("{ 'action': %s }", "pause");
monitor_protocol_event(QEVENT_GUEST_PANICKED, data);
qobject_decref(data);
vm_stop(RUN_STATE_GUEST_PANICKED);
}
| 22,428 |
qemu
|
e5f34cdd2da54f28d90889a3afd15fad2d6105ff
| 1 |
void vnc_init_state(VncState *vs)
{
vs->initialized = true;
VncDisplay *vd = vs->vd;
vs->last_x = -1;
vs->last_y = -1;
vs->as.freq = 44100;
vs->as.nchannels = 2;
vs->as.fmt = AUD_FMT_S16;
vs->as.endianness = 0;
qemu_mutex_init(&vs->output_mutex);
vs->bh = qemu_bh_new(vnc_jobs_bh, vs);
QTAILQ_INSERT_HEAD(&vd->clients, vs, next);
graphic_hw_update(vd->dcl.con);
vnc_write(vs, "RFB 003.008\n", 12);
vnc_flush(vs);
vnc_read_when(vs, protocol_version, 12);
reset_keys(vs);
if (vs->vd->lock_key_sync)
vs->led = qemu_add_led_event_handler(kbd_leds, vs);
vs->mouse_mode_notifier.notify = check_pointer_type_change;
qemu_add_mouse_mode_change_notifier(&vs->mouse_mode_notifier);
/* vs might be free()ed here */
}
| 22,430 |
qemu
|
36bed541ca886da735bef1e8d76d09f8849ed5dd
| 1 |
static void puv3_load_kernel(const char *kernel_filename)
{
int size;
if (kernel_filename == NULL && qtest_enabled()) {
return;
}
assert(kernel_filename != NULL);
/* only zImage format supported */
size = load_image_targphys(kernel_filename, KERNEL_LOAD_ADDR,
KERNEL_MAX_SIZE);
if (size < 0) {
error_report("Load kernel error: '%s'", kernel_filename);
exit(1);
}
/* cheat curses that we have a graphic console, only under ocd console */
graphic_console_init(NULL, 0, &no_ops, NULL);
}
| 22,432 |
FFmpeg
|
4156df59f59626f60186a4effed80f60c9c4e8cc
| 1 |
static int mov_read_dref(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
AVStream *st;
MOVStreamContext *sc;
int entries, i, j;
if (c->fc->nb_streams < 1)
return 0;
st = c->fc->streams[c->fc->nb_streams-1];
sc = st->priv_data;
avio_rb32(pb); // version + flags
entries = avio_rb32(pb);
if (entries > (atom.size - 1) / MIN_DATA_ENTRY_BOX_SIZE + 1 ||
entries >= UINT_MAX / sizeof(*sc->drefs))
return AVERROR_INVALIDDATA;
av_free(sc->drefs);
sc->drefs_count = 0;
sc->drefs = av_mallocz(entries * sizeof(*sc->drefs));
if (!sc->drefs)
return AVERROR(ENOMEM);
sc->drefs_count = entries;
for (i = 0; i < sc->drefs_count; i++) {
MOVDref *dref = &sc->drefs[i];
uint32_t size = avio_rb32(pb);
int64_t next = avio_tell(pb) + size - 4;
if (size < 12)
return AVERROR_INVALIDDATA;
dref->type = avio_rl32(pb);
avio_rb32(pb); // version + flags
av_dlog(c->fc, "type %.4s size %d\n", (char*)&dref->type, size);
if (dref->type == MKTAG('a','l','i','s') && size > 150) {
/* macintosh alias record */
uint16_t volume_len, len;
int16_t type;
avio_skip(pb, 10);
volume_len = avio_r8(pb);
volume_len = FFMIN(volume_len, 27);
avio_read(pb, dref->volume, 27);
dref->volume[volume_len] = 0;
av_log(c->fc, AV_LOG_DEBUG, "volume %s, len %d\n", dref->volume, volume_len);
avio_skip(pb, 12);
len = avio_r8(pb);
len = FFMIN(len, 63);
avio_read(pb, dref->filename, 63);
dref->filename[len] = 0;
av_log(c->fc, AV_LOG_DEBUG, "filename %s, len %d\n", dref->filename, len);
avio_skip(pb, 16);
/* read next level up_from_alias/down_to_target */
dref->nlvl_from = avio_rb16(pb);
dref->nlvl_to = avio_rb16(pb);
av_log(c->fc, AV_LOG_DEBUG, "nlvl from %d, nlvl to %d\n",
dref->nlvl_from, dref->nlvl_to);
avio_skip(pb, 16);
for (type = 0; type != -1 && avio_tell(pb) < next; ) {
if(url_feof(pb))
return AVERROR_EOF;
type = avio_rb16(pb);
len = avio_rb16(pb);
av_log(c->fc, AV_LOG_DEBUG, "type %d, len %d\n", type, len);
if (len&1)
len += 1;
if (type == 2) { // absolute path
av_free(dref->path);
dref->path = av_mallocz(len+1);
if (!dref->path)
return AVERROR(ENOMEM);
avio_read(pb, dref->path, len);
if (len > volume_len && !strncmp(dref->path, dref->volume, volume_len)) {
len -= volume_len;
memmove(dref->path, dref->path+volume_len, len);
dref->path[len] = 0;
}
for (j = 0; j < len; j++)
if (dref->path[j] == ':')
dref->path[j] = '/';
av_log(c->fc, AV_LOG_DEBUG, "path %s\n", dref->path);
} else if (type == 0) { // directory name
av_free(dref->dir);
dref->dir = av_malloc(len+1);
if (!dref->dir)
return AVERROR(ENOMEM);
avio_read(pb, dref->dir, len);
dref->dir[len] = 0;
for (j = 0; j < len; j++)
if (dref->dir[j] == ':')
dref->dir[j] = '/';
av_log(c->fc, AV_LOG_DEBUG, "dir %s\n", dref->dir);
} else
avio_skip(pb, len);
}
}
avio_seek(pb, next, SEEK_SET);
}
return 0;
}
| 22,433 |
qemu
|
60fe637bf0e4d7989e21e50f52526444765c63b4
| 1 |
static void init_blk_migration(QEMUFile *f)
{
BlockDriverState *bs;
BlkMigDevState *bmds;
int64_t sectors;
block_mig_state.submitted = 0;
block_mig_state.read_done = 0;
block_mig_state.transferred = 0;
block_mig_state.total_sector_sum = 0;
block_mig_state.prev_progress = -1;
block_mig_state.bulk_completed = 0;
block_mig_state.zero_blocks = migrate_zero_blocks();
for (bs = bdrv_next(NULL); bs; bs = bdrv_next(bs)) {
if (bdrv_is_read_only(bs)) {
continue;
}
sectors = bdrv_nb_sectors(bs);
if (sectors <= 0) {
return;
}
bmds = g_new0(BlkMigDevState, 1);
bmds->bs = bs;
bmds->bulk_completed = 0;
bmds->total_sectors = sectors;
bmds->completed_sectors = 0;
bmds->shared_base = block_mig_state.shared_base;
alloc_aio_bitmap(bmds);
error_setg(&bmds->blocker, "block device is in use by migration");
bdrv_op_block_all(bs, bmds->blocker);
bdrv_ref(bs);
block_mig_state.total_sector_sum += sectors;
if (bmds->shared_base) {
DPRINTF("Start migration for %s with shared base image\n",
bdrv_get_device_name(bs));
} else {
DPRINTF("Start full migration for %s\n", bdrv_get_device_name(bs));
}
QSIMPLEQ_INSERT_TAIL(&block_mig_state.bmds_list, bmds, entry);
}
}
| 22,434 |
FFmpeg
|
176046d2b59c2042cd35a58848d4964563287f63
| 0 |
int ff_pulse_audio_get_devices(AVDeviceInfoList *devices, const char *server, int output)
{
pa_mainloop *pa_ml = NULL;
pa_mainloop_api *pa_mlapi = NULL;
pa_operation *pa_op = NULL;
pa_context *pa_ctx = NULL;
enum pa_operation_state op_state;
enum PulseAudioContextState loop_state = PULSE_CONTEXT_INITIALIZING;
PulseAudioDeviceList dev_list = { 0 };
int i;
dev_list.output = output;
dev_list.devices = devices;
if (!devices)
return AVERROR(EINVAL);
devices->nb_devices = 0;
devices->devices = NULL;
if (!(pa_ml = pa_mainloop_new()))
return AVERROR(ENOMEM);
if (!(pa_mlapi = pa_mainloop_get_api(pa_ml))) {
dev_list.error_code = AVERROR_EXTERNAL;
goto fail;
}
if (!(pa_ctx = pa_context_new(pa_mlapi, "Query devices"))) {
dev_list.error_code = AVERROR(ENOMEM);
goto fail;
}
pa_context_set_state_callback(pa_ctx, pa_state_cb, &loop_state);
if (pa_context_connect(pa_ctx, server, 0, NULL) < 0) {
dev_list.error_code = AVERROR_EXTERNAL;
goto fail;
}
while (loop_state == PULSE_CONTEXT_INITIALIZING)
pa_mainloop_iterate(pa_ml, 1, NULL);
if (loop_state == PULSE_CONTEXT_FINISHED) {
dev_list.error_code = AVERROR_EXTERNAL;
goto fail;
}
if (output)
pa_op = pa_context_get_sink_info_list(pa_ctx, pulse_audio_sink_device_cb, &dev_list);
else
pa_op = pa_context_get_source_info_list(pa_ctx, pulse_audio_source_device_cb, &dev_list);
while ((op_state = pa_operation_get_state(pa_op)) == PA_OPERATION_RUNNING)
pa_mainloop_iterate(pa_ml, 1, NULL);
if (op_state != PA_OPERATION_DONE)
dev_list.error_code = AVERROR_EXTERNAL;
pa_operation_unref(pa_op);
if (dev_list.error_code < 0)
goto fail;
pa_op = pa_context_get_server_info(pa_ctx, pulse_server_info_cb, &dev_list);
while ((op_state = pa_operation_get_state(pa_op)) == PA_OPERATION_RUNNING)
pa_mainloop_iterate(pa_ml, 1, NULL);
if (op_state != PA_OPERATION_DONE)
dev_list.error_code = AVERROR_EXTERNAL;
pa_operation_unref(pa_op);
if (dev_list.error_code < 0)
goto fail;
devices->default_device = -1;
for (i = 0; i < devices->nb_devices; i++) {
if (!strcmp(devices->devices[i]->device_name, dev_list.default_device)) {
devices->default_device = i;
break;
}
}
fail:
av_free(dev_list.default_device);
if(pa_ctx)
pa_context_disconnect(pa_ctx);
if (pa_ctx)
pa_context_unref(pa_ctx);
if (pa_ml)
pa_mainloop_free(pa_ml);
return dev_list.error_code;
}
| 22,435 |
qemu
|
361dcc790db8c87b2e46ab610739191ced894c44
| 1 |
void virtio_scsi_dataplane_stop(VirtIOSCSI *s)
{
BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(s)));
VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(qbus);
VirtIODevice *vdev = VIRTIO_DEVICE(s);
VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(s);
int i;
if (!s->dataplane_started || s->dataplane_stopping) {
return;
}
error_free(s->blocker);
s->blocker = NULL;
s->dataplane_stopping = true;
assert(s->ctx == iothread_get_aio_context(vs->conf.iothread));
aio_context_acquire(s->ctx);
aio_set_event_notifier(s->ctx, &s->ctrl_vring->host_notifier, NULL);
aio_set_event_notifier(s->ctx, &s->event_vring->host_notifier, NULL);
for (i = 0; i < vs->conf.num_queues; i++) {
aio_set_event_notifier(s->ctx, &s->cmd_vrings[i]->host_notifier, NULL);
}
blk_drain_all(); /* ensure there are no in-flight requests */
aio_context_release(s->ctx);
/* Sync vring state back to virtqueue so that non-dataplane request
* processing can continue when we disable the host notifier below.
*/
vring_teardown(&s->ctrl_vring->vring, vdev, 0);
vring_teardown(&s->event_vring->vring, vdev, 1);
for (i = 0; i < vs->conf.num_queues; i++) {
vring_teardown(&s->cmd_vrings[i]->vring, vdev, 2 + i);
}
for (i = 0; i < vs->conf.num_queues + 2; i++) {
k->set_host_notifier(qbus->parent, i, false);
}
/* Clean up guest notifier (irq) */
k->set_guest_notifiers(qbus->parent, vs->conf.num_queues + 2, false);
s->dataplane_stopping = false;
s->dataplane_started = false;
}
| 22,438 |
qemu
|
48779e501810c5046ff8af7b9cf9c99bec2928a1
| 1 |
static void fw_cfg_boot_set(void *opaque, const char *boot_device,
Error **errp)
{
fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
}
| 22,439 |
qemu
|
6b37a23df98faa26391a93373930bfb15b943e00
| 1 |
static int vhost_sync_dirty_bitmap(struct vhost_dev *dev,
MemoryRegionSection *section,
hwaddr start_addr,
hwaddr end_addr)
{
int i;
if (!dev->log_enabled || !dev->started) {
return 0;
}
for (i = 0; i < dev->mem->nregions; ++i) {
struct vhost_memory_region *reg = dev->mem->regions + i;
vhost_dev_sync_region(dev, section, start_addr, end_addr,
reg->guest_phys_addr,
range_get_last(reg->guest_phys_addr,
reg->memory_size));
}
for (i = 0; i < dev->nvqs; ++i) {
struct vhost_virtqueue *vq = dev->vqs + i;
vhost_dev_sync_region(dev, section, start_addr, end_addr, vq->used_phys,
range_get_last(vq->used_phys, vq->used_size));
}
return 0;
}
| 22,440 |
qemu
|
ce5b1bbf624b977a55ff7f85bb3871682d03baff
| 1 |
static void cris_cpu_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
CPUClass *cc = CPU_CLASS(oc);
CRISCPUClass *ccc = CRIS_CPU_CLASS(oc);
ccc->parent_realize = dc->realize;
dc->realize = cris_cpu_realizefn;
ccc->parent_reset = cc->reset;
cc->reset = cris_cpu_reset;
cc->class_by_name = cris_cpu_class_by_name;
cc->has_work = cris_cpu_has_work;
cc->do_interrupt = cris_cpu_do_interrupt;
cc->cpu_exec_interrupt = cris_cpu_exec_interrupt;
cc->dump_state = cris_cpu_dump_state;
cc->set_pc = cris_cpu_set_pc;
cc->gdb_read_register = cris_cpu_gdb_read_register;
cc->gdb_write_register = cris_cpu_gdb_write_register;
#ifdef CONFIG_USER_ONLY
cc->handle_mmu_fault = cris_cpu_handle_mmu_fault;
#else
cc->get_phys_page_debug = cris_cpu_get_phys_page_debug;
dc->vmsd = &vmstate_cris_cpu;
#endif
cc->gdb_num_core_regs = 49;
cc->gdb_stop_before_watchpoint = true;
cc->disas_set_info = cris_disas_set_info;
/*
* Reason: cris_cpu_initfn() calls cpu_exec_init(), which saves
* the object in cpus -> dangling pointer after final
* object_unref().
*/
dc->cannot_destroy_with_object_finalize_yet = true;
}
| 22,441 |
qemu
|
60fe637bf0e4d7989e21e50f52526444765c63b4
| 1 |
static void blk_mig_lock(void)
{
qemu_mutex_lock(&block_mig_state.lock);
}
| 22,443 |
qemu
|
2d3e302ec2246d703ffa8d8f8769a3fa448d8145
| 1 |
bool kvmppc_is_mem_backend_page_size_ok(const char *obj_path)
{
Object *mem_obj = object_resolve_path(obj_path, NULL);
char *mempath = object_property_get_str(mem_obj, "mem-path", NULL);
long pagesize;
if (mempath) {
pagesize = qemu_mempath_getpagesize(mempath);
} else {
pagesize = getpagesize();
}
return pagesize >= max_cpu_page_size;
}
| 22,444 |
qemu
|
eb513f82f04fab442cdef9db698dafc852275f7f
| 1 |
void helper_ldqf(CPUSPARCState *env, target_ulong addr, int mem_idx)
{
/* XXX add 128 bit load */
CPU_QuadU u;
helper_check_align(env, addr, 7);
#if !defined(CONFIG_USER_ONLY)
switch (mem_idx) {
case MMU_USER_IDX:
u.ll.upper = cpu_ldq_user(env, addr);
u.ll.lower = cpu_ldq_user(env, addr + 8);
QT0 = u.q;
break;
case MMU_KERNEL_IDX:
u.ll.upper = cpu_ldq_kernel(env, addr);
u.ll.lower = cpu_ldq_kernel(env, addr + 8);
QT0 = u.q;
break;
#ifdef TARGET_SPARC64
case MMU_HYPV_IDX:
u.ll.upper = cpu_ldq_hypv(env, addr);
u.ll.lower = cpu_ldq_hypv(env, addr + 8);
QT0 = u.q;
break;
#endif
default:
DPRINTF_MMU("helper_ldqf: need to check MMU idx %d\n", mem_idx);
break;
}
#else
u.ll.upper = ldq_raw(address_mask(env, addr));
u.ll.lower = ldq_raw(address_mask(env, addr + 8));
QT0 = u.q;
#endif
}
| 22,446 |
FFmpeg
|
53df079a730043cd0aa330c9aba7950034b1424f
| 1 |
static void allocate_buffers(ALACContext *alac)
{
int chan;
for (chan = 0; chan < alac->numchannels; chan++) {
alac->predicterror_buffer[chan] =
av_malloc(alac->setinfo_max_samples_per_frame * 4);
alac->outputsamples_buffer[chan] =
av_malloc(alac->setinfo_max_samples_per_frame * 4);
alac->wasted_bits_buffer[chan] = av_malloc(alac->setinfo_max_samples_per_frame * 4);
}
}
| 22,447 |
FFmpeg
|
7f526efd17973ec6d2204f7a47b6923e2be31363
| 1 |
static inline void RENAME(planar2x)(const uint8_t *src, uint8_t *dst, int srcWidth, int srcHeight, int srcStride, int dstStride)
{
int x,y;
dst[0]= src[0];
// first line
for(x=0; x<srcWidth-1; x++){
dst[2*x+1]= (3*src[x] + src[x+1])>>2;
dst[2*x+2]= ( src[x] + 3*src[x+1])>>2;
}
dst[2*srcWidth-1]= src[srcWidth-1];
dst+= dstStride;
for(y=1; y<srcHeight; y++){
#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
const long mmxSize= srcWidth&~15;
asm volatile(
"mov %4, %%"REG_a" \n\t"
"1: \n\t"
"movq (%0, %%"REG_a"), %%mm0 \n\t"
"movq (%1, %%"REG_a"), %%mm1 \n\t"
"movq 1(%0, %%"REG_a"), %%mm2 \n\t"
"movq 1(%1, %%"REG_a"), %%mm3 \n\t"
"movq -1(%0, %%"REG_a"), %%mm4 \n\t"
"movq -1(%1, %%"REG_a"), %%mm5 \n\t"
PAVGB" %%mm0, %%mm5 \n\t"
PAVGB" %%mm0, %%mm3 \n\t"
PAVGB" %%mm0, %%mm5 \n\t"
PAVGB" %%mm0, %%mm3 \n\t"
PAVGB" %%mm1, %%mm4 \n\t"
PAVGB" %%mm1, %%mm2 \n\t"
PAVGB" %%mm1, %%mm4 \n\t"
PAVGB" %%mm1, %%mm2 \n\t"
"movq %%mm5, %%mm7 \n\t"
"movq %%mm4, %%mm6 \n\t"
"punpcklbw %%mm3, %%mm5 \n\t"
"punpckhbw %%mm3, %%mm7 \n\t"
"punpcklbw %%mm2, %%mm4 \n\t"
"punpckhbw %%mm2, %%mm6 \n\t"
#if 1
MOVNTQ" %%mm5, (%2, %%"REG_a", 2)\n\t"
MOVNTQ" %%mm7, 8(%2, %%"REG_a", 2)\n\t"
MOVNTQ" %%mm4, (%3, %%"REG_a", 2)\n\t"
MOVNTQ" %%mm6, 8(%3, %%"REG_a", 2)\n\t"
#else
"movq %%mm5, (%2, %%"REG_a", 2) \n\t"
"movq %%mm7, 8(%2, %%"REG_a", 2)\n\t"
"movq %%mm4, (%3, %%"REG_a", 2) \n\t"
"movq %%mm6, 8(%3, %%"REG_a", 2)\n\t"
#endif
"add $8, %%"REG_a" \n\t"
" js 1b \n\t"
:: "r" (src + mmxSize ), "r" (src + srcStride + mmxSize ),
"r" (dst + mmxSize*2), "r" (dst + dstStride + mmxSize*2),
"g" (-mmxSize)
: "%"REG_a
);
#else
const int mmxSize=1;
#endif
dst[0 ]= (3*src[0] + src[srcStride])>>2;
dst[dstStride]= ( src[0] + 3*src[srcStride])>>2;
for(x=mmxSize-1; x<srcWidth-1; x++){
dst[2*x +1]= (3*src[x+0] + src[x+srcStride+1])>>2;
dst[2*x+dstStride+2]= ( src[x+0] + 3*src[x+srcStride+1])>>2;
dst[2*x+dstStride+1]= ( src[x+1] + 3*src[x+srcStride ])>>2;
dst[2*x +2]= (3*src[x+1] + src[x+srcStride ])>>2;
}
dst[srcWidth*2 -1 ]= (3*src[srcWidth-1] + src[srcWidth-1 + srcStride])>>2;
dst[srcWidth*2 -1 + dstStride]= ( src[srcWidth-1] + 3*src[srcWidth-1 + srcStride])>>2;
dst+=dstStride*2;
src+=srcStride;
}
// last line
#if 1
dst[0]= src[0];
for(x=0; x<srcWidth-1; x++){
dst[2*x+1]= (3*src[x] + src[x+1])>>2;
dst[2*x+2]= ( src[x] + 3*src[x+1])>>2;
}
dst[2*srcWidth-1]= src[srcWidth-1];
#else
for(x=0; x<srcWidth; x++){
dst[2*x+0]=
dst[2*x+1]= src[x];
}
#endif
#ifdef HAVE_MMX
asm volatile( EMMS" \n\t"
SFENCE" \n\t"
:::"memory");
#endif
}
| 22,448 |
qemu
|
f2d089425d43735b5369f70f3a36b712440578e5
| 1 |
static MemTxResult memory_region_write_accessor(MemoryRegion *mr,
hwaddr addr,
uint64_t *value,
unsigned size,
unsigned shift,
uint64_t mask,
MemTxAttrs attrs)
{
uint64_t tmp;
tmp = (*value >> shift) & mask;
if (mr->subpage) {
trace_memory_region_subpage_write(get_cpu_index(), mr, addr, tmp, size);
} else if (TRACE_MEMORY_REGION_OPS_WRITE_ENABLED) {
hwaddr abs_addr = memory_region_to_absolute_addr(mr, addr);
trace_memory_region_ops_write(get_cpu_index(), mr, abs_addr, tmp, size);
}
mr->ops->write(mr->opaque, addr, tmp, size);
return MEMTX_OK;
}
| 22,449 |
qemu
|
a083a89d7277f3268a251ce635d9aae5559242bd
| 1 |
void qemu_del_vlan_client(VLANClientState *vc)
{
if (vc->vlan) {
QTAILQ_REMOVE(&vc->vlan->clients, vc, next);
} else {
if (vc->send_queue) {
qemu_del_net_queue(vc->send_queue);
}
QTAILQ_REMOVE(&non_vlan_clients, vc, next);
if (vc->peer) {
vc->peer->peer = NULL;
}
}
if (vc->info->cleanup) {
vc->info->cleanup(vc);
}
qemu_free(vc->name);
qemu_free(vc->model);
qemu_free(vc);
}
| 22,450 |
FFmpeg
|
c1e035ea89c16b8da91fae6983973a7186e138f6
| 1 |
static int mxf_parse_physical_source_package(MXFContext *mxf, MXFTrack *source_track, AVStream *st)
{
MXFPackage *temp_package = NULL;
MXFPackage *physical_package = NULL;
MXFTrack *physical_track = NULL;
MXFStructuralComponent *component = NULL;
MXFStructuralComponent *sourceclip = NULL;
MXFTimecodeComponent *mxf_tc = NULL;
MXFPulldownComponent *mxf_pulldown = NULL;
int i, j, k;
AVTimecode tc;
int flags;
int64_t start_position;
for (i = 0; i < source_track->sequence->structural_components_count; i++) {
component = mxf_resolve_strong_ref(mxf, &source_track->sequence->structural_components_refs[i], SourceClip);
if (!component)
continue;
for (j = 0; j < mxf->packages_count; j++) {
temp_package = mxf_resolve_strong_ref(mxf, &mxf->packages_refs[j], SourcePackage);
if (!temp_package)
continue;
if (!memcmp(temp_package->package_uid, component->source_package_uid, 16)){
physical_package = temp_package;
sourceclip = component;
break;
}
}
if (!physical_package)
break;
/* the name of physical source package is name of the reel or tape */
if (physical_package->name[0])
av_dict_set(&st->metadata, "reel_name", physical_package->name, 0);
/* the source timecode is calculated by adding the start_position of the sourceclip from the file source package track
* to the start_frame of the timecode component located on one of the tracks of the physical source package.
*/
for (j = 0; j < physical_package->tracks_count; j++) {
if (!(physical_track = mxf_resolve_strong_ref(mxf, &physical_package->tracks_refs[j], Track))) {
av_log(mxf->fc, AV_LOG_ERROR, "could not resolve source track strong ref\n");
continue;
}
if (!(physical_track->sequence = mxf_resolve_strong_ref(mxf, &physical_track->sequence_ref, Sequence))) {
av_log(mxf->fc, AV_LOG_ERROR, "could not resolve source track sequence strong ref\n");
continue;
}
for (k = 0; k < physical_track->sequence->structural_components_count; k++) {
component = mxf_resolve_strong_ref(mxf, &physical_track->sequence->structural_components_refs[k], TimecodeComponent);
if (!component){
/* timcode component may be located on a pulldown component */
component = mxf_resolve_strong_ref(mxf, &physical_track->sequence->structural_components_refs[k], PulldownComponent);
if (!component)
continue;
mxf_pulldown = (MXFPulldownComponent*)component;
component = mxf_resolve_strong_ref(mxf, &mxf_pulldown->input_segment_ref, TimecodeComponent);
if (!component)
continue;
}
mxf_tc = (MXFTimecodeComponent*)component;
flags = mxf_tc->drop_frame == 1 ? AV_TIMECODE_FLAG_DROPFRAME : 0;
/* scale sourceclip start_position to match physical track edit rate */
start_position = av_rescale_q(sourceclip->start_position,
physical_track->edit_rate,
source_track->edit_rate);
if (av_timecode_init(&tc, mxf_tc->rate, flags, start_position + mxf_tc->start_frame, mxf->fc) == 0) {
mxf_add_timecode_metadata(&st->metadata, "timecode", &tc);
return 0;
}
}
}
}
return 0;
}
| 22,451 |
qemu
|
65207c59d99f2260c5f1d3b9c491146616a522aa
| 1 |
static void user_monitor_complete(void *opaque, QObject *ret_data)
{
MonitorCompletionData *data = (MonitorCompletionData *)opaque;
if (ret_data) {
data->user_print(data->mon, ret_data);
}
monitor_resume(data->mon);
g_free(data);
}
| 22,452 |
FFmpeg
|
9d5c62ba5b586c80af508b5914934b1c439f6652
| 0 |
static int set_string_number(void *obj, const AVOption *o, const char *val, void *dst)
{
int ret = 0, notfirst = 0;
for (;;) {
int i, den = 1;
char buf[256];
int cmd = 0;
double d, num = 1;
int64_t intnum = 1;
if (*val == '+' || *val == '-')
cmd = *(val++);
for (i = 0; i < sizeof(buf) - 1 && val[i] && val[i] != '+' && val[i] != '-'; i++)
buf[i] = val[i];
buf[i] = 0;
{
const AVOption *o_named = av_opt_find(obj, buf, o->unit, 0, 0);
if (o_named && o_named->type == AV_OPT_TYPE_CONST)
d = DEFAULT_NUMVAL(o_named);
else if (!strcmp(buf, "default")) d = DEFAULT_NUMVAL(o);
else if (!strcmp(buf, "max" )) d = o->max;
else if (!strcmp(buf, "min" )) d = o->min;
else if (!strcmp(buf, "none" )) d = 0;
else if (!strcmp(buf, "all" )) d = ~0;
else {
int res = av_expr_parse_and_eval(&d, buf, const_names, const_values, NULL, NULL, NULL, NULL, NULL, 0, obj);
if (res < 0) {
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\"\n", val);
return res;
}
}
}
if (o->type == AV_OPT_TYPE_FLAGS) {
read_number(o, dst, NULL, NULL, &intnum);
if (cmd == '+') d = intnum | (int64_t)d;
else if (cmd == '-') d = intnum &~(int64_t)d;
} else {
read_number(o, dst, &num, &den, &intnum);
if (cmd == '+') d = notfirst*num*intnum/den + d;
else if (cmd == '-') d = notfirst*num*intnum/den - d;
}
if ((ret = write_number(obj, o, dst, d, 1, 1)) < 0)
return ret;
val += i;
if (!*val)
return 0;
notfirst = 1;
}
return 0;
}
| 22,454 |
FFmpeg
|
e7a5854d23e139f5352b59e094387823dbf82522
| 0 |
static int amr_wb_encode_frame(AVCodecContext *avctx,
unsigned char *frame/*out*/, int buf_size, void *data/*in*/)
{
AMRWBContext *s;
int size;
s = (AMRWBContext*) avctx->priv_data;
s->mode=getWBBitrateMode(avctx->bit_rate);
size = E_IF_encode(s->state, s->mode, data, frame, s->allow_dtx);
return size;
}
| 22,455 |
FFmpeg
|
69494fd5c50742cb7d9ad9ca45b154ab9c33fa19
| 0 |
static void lag_pred_line(LagarithContext *l, uint8_t *buf,
int width, int stride, int line)
{
int L, TL;
/* Left pixel is actually prev_row[width] */
L = buf[width - stride - 1];
if (!line) {
/* Left prediction only for first line */
L = l->dsp.add_hfyu_left_prediction(buf + 1, buf + 1,
width - 1, buf[0]);
return;
} else if (line == 1) {
/* Second line, left predict first pixel, the rest of the line is median predicted
* NOTE: In the case of RGB this pixel is top predicted */
TL = l->avctx->pix_fmt == PIX_FMT_YUV420P ? buf[-stride] : L;
} else {
/* Top left is 2 rows back, last pixel */
TL = buf[width - (2 * stride) - 1];
}
add_lag_median_prediction(buf, buf - stride, buf,
width, &L, &TL);
}
| 22,457 |
FFmpeg
|
eb38d8fe926bdce8110fa4be4fddf6598a079a20
| 0 |
static void fill_tone_level_array (QDM2Context *q, int flag)
{
int i, sb, ch, sb_used;
int tmp, tab;
// This should never happen
if (q->nb_channels <= 0)
return;
for (ch = 0; ch < q->nb_channels; ch++)
for (sb = 0; sb < 30; sb++)
for (i = 0; i < 8; i++) {
if ((tab=coeff_per_sb_for_dequant[q->coeff_per_sb_select][sb]) < (last_coeff[q->coeff_per_sb_select] - 1))
tmp = q->quantized_coeffs[ch][tab + 1][i] * dequant_table[q->coeff_per_sb_select][tab + 1][sb]+
q->quantized_coeffs[ch][tab][i] * dequant_table[q->coeff_per_sb_select][tab][sb];
else
tmp = q->quantized_coeffs[ch][tab][i] * dequant_table[q->coeff_per_sb_select][tab][sb];
if(tmp < 0)
tmp += 0xff;
q->tone_level_idx_base[ch][sb][i] = (tmp / 256) & 0xff;
}
sb_used = QDM2_SB_USED(q->sub_sampling);
if ((q->superblocktype_2_3 != 0) && !flag) {
for (sb = 0; sb < sb_used; sb++)
for (ch = 0; ch < q->nb_channels; ch++)
for (i = 0; i < 64; i++) {
q->tone_level_idx[ch][sb][i] = q->tone_level_idx_base[ch][sb][i / 8];
if (q->tone_level_idx[ch][sb][i] < 0)
q->tone_level[ch][sb][i] = 0;
else
q->tone_level[ch][sb][i] = fft_tone_level_table[0][q->tone_level_idx[ch][sb][i] & 0x3f];
}
} else {
tab = q->superblocktype_2_3 ? 0 : 1;
for (sb = 0; sb < sb_used; sb++) {
if ((sb >= 4) && (sb <= 23)) {
for (ch = 0; ch < q->nb_channels; ch++)
for (i = 0; i < 64; i++) {
tmp = q->tone_level_idx_base[ch][sb][i / 8] -
q->tone_level_idx_hi1[ch][sb / 8][i / 8][i % 8] -
q->tone_level_idx_mid[ch][sb - 4][i / 8] -
q->tone_level_idx_hi2[ch][sb - 4];
q->tone_level_idx[ch][sb][i] = tmp & 0xff;
if ((tmp < 0) || (!q->superblocktype_2_3 && !tmp))
q->tone_level[ch][sb][i] = 0;
else
q->tone_level[ch][sb][i] = fft_tone_level_table[tab][tmp & 0x3f];
}
} else {
if (sb > 4) {
for (ch = 0; ch < q->nb_channels; ch++)
for (i = 0; i < 64; i++) {
tmp = q->tone_level_idx_base[ch][sb][i / 8] -
q->tone_level_idx_hi1[ch][2][i / 8][i % 8] -
q->tone_level_idx_hi2[ch][sb - 4];
q->tone_level_idx[ch][sb][i] = tmp & 0xff;
if ((tmp < 0) || (!q->superblocktype_2_3 && !tmp))
q->tone_level[ch][sb][i] = 0;
else
q->tone_level[ch][sb][i] = fft_tone_level_table[tab][tmp & 0x3f];
}
} else {
for (ch = 0; ch < q->nb_channels; ch++)
for (i = 0; i < 64; i++) {
tmp = q->tone_level_idx[ch][sb][i] = q->tone_level_idx_base[ch][sb][i / 8];
if ((tmp < 0) || (!q->superblocktype_2_3 && !tmp))
q->tone_level[ch][sb][i] = 0;
else
q->tone_level[ch][sb][i] = fft_tone_level_table[tab][tmp & 0x3f];
}
}
}
}
}
return;
}
| 22,460 |
FFmpeg
|
d38c173dfb4bbee19ec341202c6c79bb0aa2cdad
| 0 |
static int filter_frame(AVFilterLink *inlink, AVFrame *src_buffer)
{
AVFilterContext *ctx = inlink->dst;
ATempoContext *atempo = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0];
int ret = 0;
int n_in = src_buffer->nb_samples;
int n_out = (int)(0.5 + ((double)n_in) / atempo->tempo);
const uint8_t *src = src_buffer->data[0];
const uint8_t *src_end = src + n_in * atempo->stride;
while (src < src_end) {
if (!atempo->dst_buffer) {
atempo->dst_buffer = ff_get_audio_buffer(outlink, n_out);
av_frame_copy_props(atempo->dst_buffer, src_buffer);
atempo->dst = atempo->dst_buffer->data[0];
atempo->dst_end = atempo->dst + n_out * atempo->stride;
}
yae_apply(atempo, &src, src_end, &atempo->dst, atempo->dst_end);
if (atempo->dst == atempo->dst_end) {
ret = push_samples(atempo, outlink, n_out);
if (ret < 0)
goto end;
atempo->request_fulfilled = 1;
}
}
atempo->nsamples_in += n_in;
end:
av_frame_free(&src_buffer);
return ret;
}
| 22,461 |
qemu
|
5819e3e072f41cbf81ad80d822a5c468a91f54e0
| 0 |
static void put_buffer(GDBState *s, const uint8_t *buf, int len)
{
#ifdef CONFIG_USER_ONLY
int ret;
while (len > 0) {
ret = send(s->fd, buf, len, 0);
if (ret < 0) {
if (errno != EINTR && errno != EAGAIN)
return;
} else {
buf += ret;
len -= ret;
}
}
#else
qemu_chr_fe_write(s->chr, buf, len);
#endif
}
| 22,463 |
qemu
|
ac531cb6e542b1e61d668604adf9dc5306a948c0
| 0 |
static Suite *qdict_suite(void)
{
Suite *s;
TCase *qdict_public_tcase;
TCase *qdict_public2_tcase;
TCase *qdict_stress_tcase;
TCase *qdict_errors_tcase;
s = suite_create("QDict test-suite");
qdict_public_tcase = tcase_create("Public Interface");
suite_add_tcase(s, qdict_public_tcase);
tcase_add_test(qdict_public_tcase, qdict_new_test);
tcase_add_test(qdict_public_tcase, qdict_put_obj_test);
tcase_add_test(qdict_public_tcase, qdict_destroy_simple_test);
/* Continue, but now with fixtures */
qdict_public2_tcase = tcase_create("Public Interface (2)");
suite_add_tcase(s, qdict_public2_tcase);
tcase_add_checked_fixture(qdict_public2_tcase, qdict_setup, qdict_teardown);
tcase_add_test(qdict_public2_tcase, qdict_get_test);
tcase_add_test(qdict_public2_tcase, qdict_get_int_test);
tcase_add_test(qdict_public2_tcase, qdict_get_try_int_test);
tcase_add_test(qdict_public2_tcase, qdict_get_str_test);
tcase_add_test(qdict_public2_tcase, qdict_get_try_str_test);
tcase_add_test(qdict_public2_tcase, qdict_haskey_not_test);
tcase_add_test(qdict_public2_tcase, qdict_haskey_test);
tcase_add_test(qdict_public2_tcase, qdict_del_test);
tcase_add_test(qdict_public2_tcase, qobject_to_qdict_test);
tcase_add_test(qdict_public2_tcase, qdict_iterapi_test);
qdict_errors_tcase = tcase_create("Errors");
suite_add_tcase(s, qdict_errors_tcase);
tcase_add_checked_fixture(qdict_errors_tcase, qdict_setup, qdict_teardown);
tcase_add_test(qdict_errors_tcase, qdict_put_exists_test);
tcase_add_test(qdict_errors_tcase, qdict_get_not_exists_test);
/* The Big one */
qdict_stress_tcase = tcase_create("Stress Test");
suite_add_tcase(s, qdict_stress_tcase);
tcase_add_test(qdict_stress_tcase, qdict_stress_test);
return s;
}
| 22,464 |
qemu
|
4086182fcd9b106345b5cc535d78bcc6d13a7683
| 0 |
static void handle_qmp_command(JSONMessageParser *parser, QList *tokens)
{
Error *local_err = NULL;
QObject *obj, *data;
QDict *input, *args;
const mon_cmd_t *cmd;
const char *cmd_name;
Monitor *mon = cur_mon;
args = input = NULL;
data = NULL;
obj = json_parser_parse(tokens, NULL);
if (!obj) {
// FIXME: should be triggered in json_parser_parse()
qerror_report(QERR_JSON_PARSING);
goto err_out;
}
input = qmp_check_input_obj(obj, &local_err);
if (!input) {
qerror_report_err(local_err);
qobject_decref(obj);
goto err_out;
}
mon->mc->id = qdict_get(input, "id");
qobject_incref(mon->mc->id);
cmd_name = qdict_get_str(input, "execute");
trace_handle_qmp_command(mon, cmd_name);
cmd = qmp_find_cmd(cmd_name);
if (!cmd) {
qerror_report(ERROR_CLASS_COMMAND_NOT_FOUND,
"The command %s has not been found", cmd_name);
goto err_out;
}
if (invalid_qmp_mode(mon, cmd)) {
goto err_out;
}
obj = qdict_get(input, "arguments");
if (!obj) {
args = qdict_new();
} else {
args = qobject_to_qdict(obj);
QINCREF(args);
}
qmp_check_client_args(cmd, args, &local_err);
if (local_err) {
qerror_report_err(local_err);
goto err_out;
}
if (cmd->mhandler.cmd_new(mon, args, &data)) {
/* Command failed... */
if (!monitor_has_error(mon)) {
/* ... without setting an error, so make one up */
qerror_report(QERR_UNDEFINED_ERROR);
}
}
err_out:
monitor_protocol_emitter(mon, data);
qobject_decref(data);
QDECREF(input);
QDECREF(args);
}
| 22,466 |
qemu
|
9e41bade85ef338afd983c109368d1bbbe931f80
| 0 |
static void aer915_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
k->init = aer915_init;
k->event = aer915_event;
k->recv = aer915_recv;
k->send = aer915_send;
dc->vmsd = &vmstate_aer915_state;
}
| 22,467 |
FFmpeg
|
4bb1070c154e49d35805fbcdac9c9e92f702ef96
| 0 |
static av_always_inline void decode_line(FFV1Context *s, int w,
int16_t *sample[2],
int plane_index, int bits)
{
PlaneContext *const p = &s->plane[plane_index];
RangeCoder *const c = &s->c;
int x;
int run_count = 0;
int run_mode = 0;
int run_index = s->run_index;
for (x = 0; x < w; x++) {
int diff, context, sign;
context = get_context(p, sample[1] + x, sample[0] + x, sample[1] + x);
if (context < 0) {
context = -context;
sign = 1;
} else
sign = 0;
av_assert2(context < p->context_count);
if (s->ac) {
diff = get_symbol_inline(c, p->state[context], 1);
} else {
if (context == 0 && run_mode == 0)
run_mode = 1;
if (run_mode) {
if (run_count == 0 && run_mode == 1) {
if (get_bits1(&s->gb)) {
run_count = 1 << ff_log2_run[run_index];
if (x + run_count <= w)
run_index++;
} else {
if (ff_log2_run[run_index])
run_count = get_bits(&s->gb, ff_log2_run[run_index]);
else
run_count = 0;
if (run_index)
run_index--;
run_mode = 2;
}
}
run_count--;
if (run_count < 0) {
run_mode = 0;
run_count = 0;
diff = get_vlc_symbol(&s->gb, &p->vlc_state[context],
bits);
if (diff >= 0)
diff++;
} else
diff = 0;
} else
diff = get_vlc_symbol(&s->gb, &p->vlc_state[context], bits);
ff_dlog(s->avctx, "count:%d index:%d, mode:%d, x:%d pos:%d\n",
run_count, run_index, run_mode, x, get_bits_count(&s->gb));
}
if (sign)
diff = -diff;
sample[1][x] = (predict(sample[1] + x, sample[0] + x) + diff) &
((1 << bits) - 1);
}
s->run_index = run_index;
}
| 22,468 |
qemu
|
a8170e5e97ad17ca169c64ba87ae2f53850dab4c
| 0 |
static uint64_t mcf_fec_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
mcf_fec_state *s = (mcf_fec_state *)opaque;
switch (addr & 0x3ff) {
case 0x004: return s->eir;
case 0x008: return s->eimr;
case 0x010: return s->rx_enabled ? (1 << 24) : 0; /* RDAR */
case 0x014: return 0; /* TDAR */
case 0x024: return s->ecr;
case 0x040: return s->mmfr;
case 0x044: return s->mscr;
case 0x064: return 0; /* MIBC */
case 0x084: return s->rcr;
case 0x0c4: return s->tcr;
case 0x0e4: /* PALR */
return (s->conf.macaddr.a[0] << 24) | (s->conf.macaddr.a[1] << 16)
| (s->conf.macaddr.a[2] << 8) | s->conf.macaddr.a[3];
break;
case 0x0e8: /* PAUR */
return (s->conf.macaddr.a[4] << 24) | (s->conf.macaddr.a[5] << 16) | 0x8808;
case 0x0ec: return 0x10000; /* OPD */
case 0x118: return 0;
case 0x11c: return 0;
case 0x120: return 0;
case 0x124: return 0;
case 0x144: return s->tfwr;
case 0x14c: return 0x600;
case 0x150: return s->rfsr;
case 0x180: return s->erdsr;
case 0x184: return s->etdsr;
case 0x188: return s->emrbr;
default:
hw_error("mcf_fec_read: Bad address 0x%x\n", (int)addr);
return 0;
}
}
| 22,469 |
qemu
|
36778660d7fd0748a6129916e47ecedd67bdb758
| 0 |
static hwaddr ppc_hash64_pteg_search(PowerPCCPU *cpu, hwaddr hash,
const struct ppc_one_seg_page_size *sps,
target_ulong ptem,
ppc_hash_pte64_t *pte, unsigned *pshift)
{
CPUPPCState *env = &cpu->env;
int i;
const ppc_hash_pte64_t *pteg;
target_ulong pte0, pte1;
target_ulong ptex;
ptex = (hash & env->htab_mask) * HPTES_PER_GROUP;
pteg = ppc_hash64_map_hptes(cpu, ptex, HPTES_PER_GROUP);
if (!pteg) {
return -1;
}
for (i = 0; i < HPTES_PER_GROUP; i++) {
pte0 = ppc_hash64_hpte0(cpu, pteg, i);
pte1 = ppc_hash64_hpte1(cpu, pteg, i);
/* This compares V, B, H (secondary) and the AVPN */
if (HPTE64_V_COMPARE(pte0, ptem)) {
*pshift = hpte_page_shift(sps, pte0, pte1);
/*
* If there is no match, ignore the PTE, it could simply
* be for a different segment size encoding and the
* architecture specifies we should not match. Linux will
* potentially leave behind PTEs for the wrong base page
* size when demoting segments.
*/
if (*pshift == 0) {
continue;
}
/* We don't do anything with pshift yet as qemu TLB only deals
* with 4K pages anyway
*/
pte->pte0 = pte0;
pte->pte1 = pte1;
ppc_hash64_unmap_hptes(cpu, pteg, ptex, HPTES_PER_GROUP);
return ptex + i;
}
}
ppc_hash64_unmap_hptes(cpu, pteg, ptex, HPTES_PER_GROUP);
/*
* We didn't find a valid entry.
*/
return -1;
}
| 22,470 |
qemu
|
2e6fc7eb1a4af1b127df5f07b8bb28af891946fa
| 0 |
static int64_t coroutine_fn raw_co_get_block_status(BlockDriverState *bs,
int64_t sector_num,
int nb_sectors, int *pnum,
BlockDriverState **file)
{
BDRVRawState *s = bs->opaque;
*pnum = nb_sectors;
*file = bs->file->bs;
sector_num += s->offset / BDRV_SECTOR_SIZE;
return BDRV_BLOCK_RAW | BDRV_BLOCK_OFFSET_VALID | BDRV_BLOCK_DATA |
(sector_num << BDRV_SECTOR_BITS);
}
| 22,471 |
qemu
|
c7b4b0b302709928b84582881a7b4fb6c1e39e2b
| 0 |
static void v9fs_wstat_post_rename(V9fsState *s, V9fsWstatState *vs, int err)
{
if (err < 0) {
goto out;
}
if (vs->v9stat.name.size != 0) {
v9fs_string_free(&vs->nname);
}
if (vs->v9stat.length != -1) {
if (v9fs_do_truncate(s, &vs->fidp->path, vs->v9stat.length) < 0) {
err = -errno;
}
}
v9fs_wstat_post_truncate(s, vs, err);
return;
out:
v9fs_stat_free(&vs->v9stat);
complete_pdu(s, vs->pdu, err);
qemu_free(vs);
}
| 22,472 |
qemu
|
4f5e19e6c570459cd524b29b24374f03860f5149
| 0 |
static int pci_unin_internal_init_device(SysBusDevice *dev)
{
UNINState *s;
int pci_mem_config, pci_mem_data;
/* Uninorth internal bus */
s = FROM_SYSBUS(UNINState, dev);
pci_mem_config = cpu_register_io_memory(pci_unin_config_read,
pci_unin_config_write, s);
pci_mem_data = cpu_register_io_memory(pci_unin_read,
pci_unin_write, s);
sysbus_init_mmio(dev, 0x1000, pci_mem_config);
sysbus_init_mmio(dev, 0x1000, pci_mem_data);
return 0;
}
| 22,473 |
qemu
|
7d08c73e7bdc39b10e5f2f5acdce700f17ffe962
| 0 |
e1000e_process_tx_desc(E1000ECore *core,
struct e1000e_tx *tx,
struct e1000_tx_desc *dp,
int queue_index)
{
uint32_t txd_lower = le32_to_cpu(dp->lower.data);
uint32_t dtype = txd_lower & (E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D);
unsigned int split_size = txd_lower & 0xffff;
uint64_t addr;
struct e1000_context_desc *xp = (struct e1000_context_desc *)dp;
bool eop = txd_lower & E1000_TXD_CMD_EOP;
if (dtype == E1000_TXD_CMD_DEXT) { /* context descriptor */
e1000x_read_tx_ctx_descr(xp, &tx->props);
e1000e_process_snap_option(core, le32_to_cpu(xp->cmd_and_length));
return;
} else if (dtype == (E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D)) {
/* data descriptor */
tx->props.sum_needed = le32_to_cpu(dp->upper.data) >> 8;
tx->props.cptse = (txd_lower & E1000_TXD_CMD_TSE) ? 1 : 0;
e1000e_process_ts_option(core, dp);
} else {
/* legacy descriptor */
e1000e_process_ts_option(core, dp);
tx->props.cptse = 0;
}
addr = le64_to_cpu(dp->buffer_addr);
if (!tx->skip_cp) {
if (!net_tx_pkt_add_raw_fragment(tx->tx_pkt, addr, split_size)) {
tx->skip_cp = true;
}
}
if (eop) {
if (!tx->skip_cp && net_tx_pkt_parse(tx->tx_pkt)) {
if (e1000x_vlan_enabled(core->mac) &&
e1000x_is_vlan_txd(txd_lower)) {
net_tx_pkt_setup_vlan_header_ex(tx->tx_pkt,
le16_to_cpu(dp->upper.fields.special), core->vet);
}
if (e1000e_tx_pkt_send(core, tx, queue_index)) {
e1000e_on_tx_done_update_stats(core, tx->tx_pkt);
}
}
tx->skip_cp = false;
net_tx_pkt_reset(tx->tx_pkt);
tx->props.sum_needed = 0;
tx->props.cptse = 0;
}
}
| 22,474 |
qemu
|
ef0e64a9838c0a20b5cb8a0bd2dcbcc59b0b812d
| 0 |
BlockAIOCB *ide_issue_trim(
int64_t offset, QEMUIOVector *qiov,
BlockCompletionFunc *cb, void *cb_opaque, void *opaque)
{
BlockBackend *blk = opaque;
TrimAIOCB *iocb;
iocb = blk_aio_get(&trim_aiocb_info, blk, cb, cb_opaque);
iocb->blk = blk;
iocb->bh = qemu_bh_new(ide_trim_bh_cb, iocb);
iocb->ret = 0;
iocb->qiov = qiov;
iocb->i = -1;
iocb->j = 0;
ide_issue_trim_cb(iocb, 0);
return &iocb->common;
}
| 22,475 |
qemu
|
ddcd55316fb2851e144e719171621ad2816487dc
| 0 |
static int fw_cfg_boot_set(void *opaque, const char *boot_device)
{
fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
return 0;
}
| 22,476 |
qemu
|
a6baa60807f88ba7d97b1787797fb58882ccbfb9
| 0 |
static bool next_query_bds(BlockBackend **blk, BlockDriverState **bs,
bool query_nodes)
{
if (query_nodes) {
*bs = bdrv_next_node(*bs);
return !!*bs;
}
*blk = blk_next(*blk);
*bs = *blk ? blk_bs(*blk) : NULL;
return !!*blk;
}
| 22,478 |
qemu
|
22e4104079a4a92a4800d516fc1d968a3e8b8157
| 0 |
unsigned int EmulateAll(unsigned int opcode, FPA11* qfpa, CPUARMState* qregs)
{
unsigned int nRc = 0;
// unsigned long flags;
FPA11 *fpa11;
// save_flags(flags); sti();
qemufpa=qfpa;
user_registers=qregs;
#if 0
fprintf(stderr,"emulating FP insn 0x%08x, PC=0x%08x\n",
opcode, qregs[REG_PC]);
#endif
fpa11 = GET_FPA11();
if (fpa11->initflag == 0) /* good place for __builtin_expect */
{
resetFPA11();
SetRoundingMode(ROUND_TO_NEAREST);
SetRoundingPrecision(ROUND_EXTENDED);
fpa11->initflag = 1;
}
set_float_exception_flags(0, &fpa11->fp_status);
if (TEST_OPCODE(opcode,MASK_CPRT))
{
//fprintf(stderr,"emulating CPRT\n");
/* Emulate conversion opcodes. */
/* Emulate register transfer opcodes. */
/* Emulate comparison opcodes. */
nRc = EmulateCPRT(opcode);
}
else if (TEST_OPCODE(opcode,MASK_CPDO))
{
//fprintf(stderr,"emulating CPDO\n");
/* Emulate monadic arithmetic opcodes. */
/* Emulate dyadic arithmetic opcodes. */
nRc = EmulateCPDO(opcode);
}
else if (TEST_OPCODE(opcode,MASK_CPDT))
{
//fprintf(stderr,"emulating CPDT\n");
/* Emulate load/store opcodes. */
/* Emulate load/store multiple opcodes. */
nRc = EmulateCPDT(opcode);
}
else
{
/* Invalid instruction detected. Return FALSE. */
nRc = 0;
}
// restore_flags(flags);
if(nRc == 1 && get_float_exception_flags(&fpa11->fp_status))
{
//printf("fef 0x%x\n",float_exception_flags);
nRc -= get_float_exception_flags(&fpa11->fp_status);
}
//printf("returning %d\n",nRc);
return(nRc);
}
| 22,480 |
qemu
|
d185c094b404b4ff392b77d1244c0233da7d53bd
| 0 |
static gboolean io_watch_poll_dispatch(GSource *source, GSourceFunc callback,
gpointer user_data)
{
return g_io_watch_funcs.dispatch(source, callback, user_data);
}
| 22,481 |
qemu
|
ab31979a7e835832605f8425d0eaa5c74d1e6375
| 0 |
static void iostatus_bdrv_it(void *opaque, BlockDriverState *bs)
{
bdrv_iostatus_reset(bs);
}
| 22,484 |
qemu
|
df1561e22df42643d769aacdcc7d6d239f243366
| 0 |
void op_flush_icache_range(void) {
CALL_FROM_TB2(tlb_flush_page, env, T0 + T1);
RETURN();
}
| 22,485 |
qemu
|
52b4bb7383b32e4e7512f98c57738c8fc9cb35ba
| 0 |
static uint64_t lan9118_readl(void *opaque, hwaddr offset,
unsigned size)
{
lan9118_state *s = (lan9118_state *)opaque;
//DPRINTF("Read reg 0x%02x\n", (int)offset);
if (offset < 0x20) {
/* RX FIFO */
return rx_fifo_pop(s);
}
switch (offset) {
case 0x40:
return rx_status_fifo_pop(s);
case 0x44:
return s->rx_status_fifo[s->tx_status_fifo_head];
case 0x48:
return tx_status_fifo_pop(s);
case 0x4c:
return s->tx_status_fifo[s->tx_status_fifo_head];
case CSR_ID_REV:
return 0x01180001;
case CSR_IRQ_CFG:
return s->irq_cfg;
case CSR_INT_STS:
return s->int_sts;
case CSR_INT_EN:
return s->int_en;
case CSR_BYTE_TEST:
return 0x87654321;
case CSR_FIFO_INT:
return s->fifo_int;
case CSR_RX_CFG:
return s->rx_cfg;
case CSR_TX_CFG:
return s->tx_cfg;
case CSR_HW_CFG:
return s->hw_cfg;
case CSR_RX_DP_CTRL:
return 0;
case CSR_RX_FIFO_INF:
return (s->rx_status_fifo_used << 16) | (s->rx_fifo_used << 2);
case CSR_TX_FIFO_INF:
return (s->tx_status_fifo_used << 16)
| (s->tx_fifo_size - s->txp->fifo_used);
case CSR_PMT_CTRL:
return s->pmt_ctrl;
case CSR_GPIO_CFG:
return s->gpio_cfg;
case CSR_GPT_CFG:
return s->gpt_cfg;
case CSR_GPT_CNT:
return ptimer_get_count(s->timer);
case CSR_WORD_SWAP:
return s->word_swap;
case CSR_FREE_RUN:
return (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / 40) - s->free_timer_start;
case CSR_RX_DROP:
/* TODO: Implement dropped frames counter. */
return 0;
case CSR_MAC_CSR_CMD:
return s->mac_cmd;
case CSR_MAC_CSR_DATA:
return s->mac_data;
case CSR_AFC_CFG:
return s->afc_cfg;
case CSR_E2P_CMD:
return s->e2p_cmd;
case CSR_E2P_DATA:
return s->e2p_data;
}
hw_error("lan9118_read: Bad reg 0x%x\n", (int)offset);
return 0;
}
| 22,486 |
qemu
|
72cf2d4f0e181d0d3a3122e04129c58a95da713e
| 0 |
static void do_attach(USBDevice *dev)
{
USBBus *bus = usb_bus_from_device(dev);
USBPort *port;
if (dev->attached) {
fprintf(stderr, "Warning: tried to attach usb device %s twice\n",
dev->devname);
return;
}
dev->attached++;
port = TAILQ_FIRST(&bus->free);
TAILQ_REMOVE(&bus->free, port, next);
bus->nfree--;
usb_attach(port, dev);
TAILQ_INSERT_TAIL(&bus->used, port, next);
bus->nused++;
}
| 22,487 |
FFmpeg
|
fbd6c97f9ca858140df16dd07200ea0d4bdc1a83
| 1 |
static void add_to_pool(BufferPoolEntry *buf)
{
AVBufferPool *pool;
BufferPoolEntry *cur, *end = buf;
if (!buf)
return;
pool = buf->pool;
while (end->next)
end = end->next;
while ((cur = avpriv_atomic_ptr_cas((void * volatile *)&pool->pool, NULL, buf))) {
/* pool is not empty, retrieve it and append it to our list */
cur = get_pool(pool);
end->next = cur;
while (end->next)
end = end->next;
}
}
| 22,488 |
qemu
|
d2fc39b4208709db95b6825c0e1b00ce6fbf0ecc
| 1 |
static int tcp_get_msgfds(CharDriverState *chr, int *fds, int num)
{
TCPCharDriver *s = chr->opaque;
int to_copy = (s->read_msgfds_num < num) ? s->read_msgfds_num : num;
if (to_copy) {
memcpy(fds, s->read_msgfds, to_copy * sizeof(int));
g_free(s->read_msgfds);
s->read_msgfds = 0;
s->read_msgfds_num = 0;
return to_copy;
| 22,489 |
qemu
|
a890643958f03aaa344290700093b280cb606c28
| 1 |
void *qht_do_lookup(struct qht_bucket *head, qht_lookup_func_t func,
const void *userp, uint32_t hash)
{
struct qht_bucket *b = head;
int i;
do {
for (i = 0; i < QHT_BUCKET_ENTRIES; i++) {
if (b->hashes[i] == hash) {
/* The pointer is dereferenced before seqlock_read_retry,
* so (unlike qht_insert__locked) we need to use
* atomic_rcu_read here.
*/
void *p = atomic_rcu_read(&b->pointers[i]);
if (likely(p) && likely(func(p, userp))) {
return p;
}
}
}
b = atomic_rcu_read(&b->next);
} while (b);
return NULL;
}
| 22,490 |
qemu
|
14324f585d76abd8a609c119d627503e6a0961be
| 1 |
static void test_io_channel_command_fifo(bool async)
{
#define TEST_FIFO "tests/test-io-channel-command.fifo"
QIOChannel *src, *dst;
QIOChannelTest *test;
char *srcfifo = g_strdup_printf("PIPE:%s,wronly", TEST_FIFO);
char *dstfifo = g_strdup_printf("PIPE:%s,rdonly", TEST_FIFO);
const char *srcargv[] = {
"/bin/socat", "-", srcfifo, NULL,
};
const char *dstargv[] = {
"/bin/socat", dstfifo, "-", NULL,
};
unlink(TEST_FIFO);
if (access("/bin/socat", X_OK) < 0) {
return; /* Pretend success if socat is not present */
}
if (mkfifo(TEST_FIFO, 0600) < 0) {
abort();
}
src = QIO_CHANNEL(qio_channel_command_new_spawn(srcargv,
O_WRONLY,
&error_abort));
dst = QIO_CHANNEL(qio_channel_command_new_spawn(dstargv,
O_RDONLY,
&error_abort));
test = qio_channel_test_new();
qio_channel_test_run_threads(test, async, src, dst);
qio_channel_test_validate(test);
object_unref(OBJECT(src));
object_unref(OBJECT(dst));
g_free(srcfifo);
g_free(dstfifo);
unlink(TEST_FIFO);
}
| 22,491 |
qemu
|
c4237dfa635900e4d1cdc6038d5efe3507f45f0c
| 1 |
static uint64_t coroutine_fn mirror_iteration(MirrorBlockJob *s)
{
BlockDriverState *source = s->common.bs;
int nb_sectors, sectors_per_chunk, nb_chunks;
int64_t end, sector_num, next_chunk, next_sector, hbitmap_next_sector;
uint64_t delay_ns = 0;
MirrorOp *op;
s->sector_num = hbitmap_iter_next(&s->hbi);
if (s->sector_num < 0) {
bdrv_dirty_iter_init(source, s->dirty_bitmap, &s->hbi);
s->sector_num = hbitmap_iter_next(&s->hbi);
trace_mirror_restart_iter(s,
bdrv_get_dirty_count(source, s->dirty_bitmap));
assert(s->sector_num >= 0);
}
hbitmap_next_sector = s->sector_num;
sector_num = s->sector_num;
sectors_per_chunk = s->granularity >> BDRV_SECTOR_BITS;
end = s->bdev_length / BDRV_SECTOR_SIZE;
/* Extend the QEMUIOVector to include all adjacent blocks that will
* be copied in this operation.
*
* We have to do this if we have no backing file yet in the destination,
* and the cluster size is very large. Then we need to do COW ourselves.
* The first time a cluster is copied, copy it entirely. Note that,
* because both the granularity and the cluster size are powers of two,
* the number of sectors to copy cannot exceed one cluster.
*
* We also want to extend the QEMUIOVector to include more adjacent
* dirty blocks if possible, to limit the number of I/O operations and
* run efficiently even with a small granularity.
*/
nb_chunks = 0;
nb_sectors = 0;
next_sector = sector_num;
next_chunk = sector_num / sectors_per_chunk;
/* Wait for I/O to this cluster (from a previous iteration) to be done. */
while (test_bit(next_chunk, s->in_flight_bitmap)) {
trace_mirror_yield_in_flight(s, sector_num, s->in_flight);
qemu_coroutine_yield();
}
do {
int added_sectors, added_chunks;
if (!bdrv_get_dirty(source, s->dirty_bitmap, next_sector) ||
test_bit(next_chunk, s->in_flight_bitmap)) {
assert(nb_sectors > 0);
break;
}
added_sectors = sectors_per_chunk;
if (s->cow_bitmap && !test_bit(next_chunk, s->cow_bitmap)) {
bdrv_round_to_clusters(s->target,
next_sector, added_sectors,
&next_sector, &added_sectors);
/* On the first iteration, the rounding may make us copy
* sectors before the first dirty one.
*/
if (next_sector < sector_num) {
assert(nb_sectors == 0);
sector_num = next_sector;
next_chunk = next_sector / sectors_per_chunk;
}
}
added_sectors = MIN(added_sectors, end - (sector_num + nb_sectors));
added_chunks = (added_sectors + sectors_per_chunk - 1) / sectors_per_chunk;
/* When doing COW, it may happen that there is not enough space for
* a full cluster. Wait if that is the case.
*/
while (nb_chunks == 0 && s->buf_free_count < added_chunks) {
trace_mirror_yield_buf_busy(s, nb_chunks, s->in_flight);
qemu_coroutine_yield();
}
if (s->buf_free_count < nb_chunks + added_chunks) {
trace_mirror_break_buf_busy(s, nb_chunks, s->in_flight);
break;
}
/* We have enough free space to copy these sectors. */
bitmap_set(s->in_flight_bitmap, next_chunk, added_chunks);
nb_sectors += added_sectors;
nb_chunks += added_chunks;
next_sector += added_sectors;
next_chunk += added_chunks;
if (!s->synced && s->common.speed) {
delay_ns = ratelimit_calculate_delay(&s->limit, added_sectors);
}
} while (delay_ns == 0 && next_sector < end);
/* Allocate a MirrorOp that is used as an AIO callback. */
op = g_slice_new(MirrorOp);
op->s = s;
op->sector_num = sector_num;
op->nb_sectors = nb_sectors;
/* Now make a QEMUIOVector taking enough granularity-sized chunks
* from s->buf_free.
*/
qemu_iovec_init(&op->qiov, nb_chunks);
next_sector = sector_num;
while (nb_chunks-- > 0) {
MirrorBuffer *buf = QSIMPLEQ_FIRST(&s->buf_free);
size_t remaining = (nb_sectors * BDRV_SECTOR_SIZE) - op->qiov.size;
QSIMPLEQ_REMOVE_HEAD(&s->buf_free, next);
s->buf_free_count--;
qemu_iovec_add(&op->qiov, buf, MIN(s->granularity, remaining));
/* Advance the HBitmapIter in parallel, so that we do not examine
* the same sector twice.
*/
if (next_sector > hbitmap_next_sector
&& bdrv_get_dirty(source, s->dirty_bitmap, next_sector)) {
hbitmap_next_sector = hbitmap_iter_next(&s->hbi);
}
next_sector += sectors_per_chunk;
}
bdrv_reset_dirty(source, sector_num, nb_sectors);
/* Copy the dirty cluster. */
s->in_flight++;
s->sectors_in_flight += nb_sectors;
trace_mirror_one_iteration(s, sector_num, nb_sectors);
bdrv_aio_readv(source, sector_num, &op->qiov, nb_sectors,
mirror_read_complete, op);
return delay_ns;
}
| 22,492 |
FFmpeg
|
2d40a09b6e73230b160a505f01ed1acf169e1d9f
| 1 |
static int libquvi_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
{
LibQuviContext *qc = s->priv_data;
return av_seek_frame(qc->fmtctx, stream_index, timestamp, flags);
}
| 22,493 |
qemu
|
bd16430777cc3d25930e479fdbe290d92cec0888
| 1 |
static void sysbus_ahci_realize(DeviceState *dev, Error **errp)
{
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
SysbusAHCIState *s = SYSBUS_AHCI(dev);
ahci_init(&s->ahci, dev, NULL, s->num_ports);
sysbus_init_mmio(sbd, &s->ahci.mem);
sysbus_init_irq(sbd, &s->ahci.irq);
}
| 22,495 |
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