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0 | static int get_qcc(Jpeg2000DecoderContext *s, int n, Jpeg2000QuantStyle *q, uint8_t *properties) { int compno; if (s->buf_end - s->buf < 1) return AVERROR(EINVAL); compno = bytestream_get_byte(&s->buf); properties[compno] |= HAD_QCC; return get_qcx(s, n - 1, q + compno); } | 11,575 |
0 | static int mkv_write_tracks(AVFormatContext *s) { MatroskaMuxContext *mkv = s->priv_data; AVIOContext *dyn_cp, *pb = s->pb; ebml_master tracks; int i, ret, default_stream_exists = 0; ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_TRACKS, avio_tell(pb)); if (ret < 0) return ret; ret = start_ebml_master_crc32(pb, &dyn_cp, &tracks, MATROSKA_ID_TRACKS, 0); if (ret < 0) return ret; for (i = 0; i < s->nb_streams; i++) { AVStream *st = s->streams[i]; default_stream_exists |= st->disposition & AV_DISPOSITION_DEFAULT; } for (i = 0; i < s->nb_streams; i++) { ret = mkv_write_track(s, mkv, i, dyn_cp, default_stream_exists); if (ret < 0) return ret; } end_ebml_master_crc32(pb, &dyn_cp, mkv, tracks); return 0; } | 11,576 |
1 | static void v9fs_stat(void *opaque) { int32_t fid; V9fsStat v9stat; ssize_t err = 0; size_t offset = 7; struct stat stbuf; V9fsFidState *fidp; V9fsPDU *pdu = opaque; V9fsState *s = pdu->s; pdu_unmarshal(pdu, offset, "d", &fid); fidp = get_fid(pdu, fid); if (fidp == NULL) { err = -ENOENT; goto out_nofid; } err = v9fs_co_lstat(pdu, &fidp->path, &stbuf); if (err < 0) { goto out; } err = stat_to_v9stat(pdu, &fidp->path, &stbuf, &v9stat); if (err < 0) { goto out; } offset += pdu_marshal(pdu, offset, "wS", 0, &v9stat); err = offset; v9fs_stat_free(&v9stat); out: put_fid(pdu, fidp); out_nofid: trace_v9fs_stat_return(pdu->tag, pdu->id, v9stat.mode, v9stat.atime, v9stat.mtime, v9stat.length); complete_pdu(s, pdu, err); } | 11,577 |
1 | static int mjpeg_decode_scan(MJpegDecodeContext *s, int nb_components, int Ah, int Al){ int i, mb_x, mb_y; uint8_t* data[MAX_COMPONENTS]; int linesize[MAX_COMPONENTS]; for(i=0; i < nb_components; i++) { int c = s->comp_index[i]; data[c] = s->picture.data[c]; linesize[c]=s->linesize[c]; s->coefs_finished[c] |= 1; if(s->flipped) { //picture should be flipped upside-down for this codec assert(!(s->avctx->flags & CODEC_FLAG_EMU_EDGE)); data[c] += (linesize[c] * (s->v_scount[i] * (8 * s->mb_height -((s->height/s->v_max)&7)) - 1 )); linesize[c] *= -1; } } for(mb_y = 0; mb_y < s->mb_height; mb_y++) { for(mb_x = 0; mb_x < s->mb_width; mb_x++) { if (s->restart_interval && !s->restart_count) s->restart_count = s->restart_interval; for(i=0;i<nb_components;i++) { uint8_t *ptr; int n, h, v, x, y, c, j; n = s->nb_blocks[i]; c = s->comp_index[i]; h = s->h_scount[i]; v = s->v_scount[i]; x = 0; y = 0; for(j=0;j<n;j++) { ptr = data[c] + (((linesize[c] * (v * mb_y + y) * 8) + (h * mb_x + x) * 8) >> s->avctx->lowres); if(s->interlaced && s->bottom_field) ptr += linesize[c] >> 1; if(!s->progressive) { s->dsp.clear_block(s->block); if(decode_block(s, s->block, i, s->dc_index[i], s->ac_index[i], s->quant_matrixes[ s->quant_index[c] ]) < 0) { av_log(s->avctx, AV_LOG_ERROR, "error y=%d x=%d\n", mb_y, mb_x); return -1; } s->dsp.idct_put(ptr, linesize[c], s->block); } else { int block_idx = s->block_stride[c] * (v * mb_y + y) + (h * mb_x + x); DCTELEM *block = s->blocks[c][block_idx]; if(Ah) block[0] += get_bits1(&s->gb) * s->quant_matrixes[ s->quant_index[c] ][0] << Al; else if(decode_dc_progressive(s, block, i, s->dc_index[i], s->quant_matrixes[ s->quant_index[c] ], Al) < 0) { av_log(s->avctx, AV_LOG_ERROR, "error y=%d x=%d\n", mb_y, mb_x); return -1; } } // av_log(s->avctx, AV_LOG_DEBUG, "mb: %d %d processed\n", mb_y, mb_x); //av_log(NULL, AV_LOG_DEBUG, "%d %d %d %d %d %d %d %d \n", mb_x, mb_y, x, y, c, s->bottom_field, (v * mb_y + y) * 8, (h * mb_x + x) * 8); if (++x == h) { x = 0; y++; } } } if (s->restart_interval && !--s->restart_count) { align_get_bits(&s->gb); skip_bits(&s->gb, 16); /* skip RSTn */ for (i=0; i<nb_components; i++) /* reset dc */ s->last_dc[i] = 1024; } } } return 0; } | 11,578 |
0 | static double eval_expr(Parser *p, AVExpr *e) { switch (e->type) { case e_value: return e->value; case e_const: return e->value * p->const_values[e->a.const_index]; case e_func0: return e->value * e->a.func0(eval_expr(p, e->param[0])); case e_func1: return e->value * e->a.func1(p->opaque, eval_expr(p, e->param[0])); case e_func2: return e->value * e->a.func2(p->opaque, eval_expr(p, e->param[0]), eval_expr(p, e->param[1])); case e_squish: return 1/(1+exp(4*eval_expr(p, e->param[0]))); case e_gauss: { double d = eval_expr(p, e->param[0]); return exp(-d*d/2)/sqrt(2*M_PI); } case e_ld: return e->value * p->var[av_clip(eval_expr(p, e->param[0]), 0, VARS-1)]; case e_isnan: return e->value * !!isnan(eval_expr(p, e->param[0])); case e_floor: return e->value * floor(eval_expr(p, e->param[0])); case e_ceil : return e->value * ceil (eval_expr(p, e->param[0])); case e_trunc: return e->value * trunc(eval_expr(p, e->param[0])); case e_sqrt: return e->value * sqrt (eval_expr(p, e->param[0])); case e_not: return e->value * (eval_expr(p, e->param[0]) == 0); case e_if: return e->value * ( eval_expr(p, e->param[0]) ? eval_expr(p, e->param[1]) : 0); case e_ifnot: return e->value * (!eval_expr(p, e->param[0]) ? eval_expr(p, e->param[1]) : 0); case e_random:{ int idx= av_clip(eval_expr(p, e->param[0]), 0, VARS-1); uint64_t r= isnan(p->var[idx]) ? 0 : p->var[idx]; r= r*1664525+1013904223; p->var[idx]= r; return e->value * (r * (1.0/UINT64_MAX)); } case e_while: { double d = NAN; while (eval_expr(p, e->param[0])) d=eval_expr(p, e->param[1]); return d; } case e_taylor: { double t = 1, d = 0, v; double x = eval_expr(p, e->param[1]); int id = e->param[2] ? av_clip(eval_expr(p, e->param[2]), 0, VARS-1) : 0; int i; double var0 = p->var[id]; for(i=0; i<1000; i++) { double ld = d; p->var[id] = i; v = eval_expr(p, e->param[0]); d += t*v; if(ld==d && v) break; t *= x / (i+1); } p->var[id] = var0; return d; } case e_root: { int i; double low = -1, high = -1, v, low_v = -DBL_MAX, high_v = DBL_MAX; double var0 = p->var[0]; double x_max = eval_expr(p, e->param[1]); for(i=-1; i<1024; i++) { if(i<255) { p->var[0] = av_reverse[i&255]*x_max/255; } else { p->var[0] = x_max*pow(0.9, i-255); if (i&1) p->var[0] *= -1; if (i&2) p->var[0] += low; else p->var[0] += high; } v = eval_expr(p, e->param[0]); if (v<=0 && v>low_v) { low = p->var[0]; low_v = v; } if (v>=0 && v<high_v) { high = p->var[0]; high_v = v; } if (low>=0 && high>=0){ while (1) { p->var[0] = (low+high)*0.5; if (low == p->var[0] || high == p->var[0]) break; v = eval_expr(p, e->param[0]); if (v<=0) low = p->var[0]; if (v>=0) high= p->var[0]; if (isnan(v)) { low = high = v; break; } } break; } } p->var[0] = var0; return -low_v<high_v ? low : high; } default: { double d = eval_expr(p, e->param[0]); double d2 = eval_expr(p, e->param[1]); switch (e->type) { case e_mod: return e->value * (d - floor(d/d2)*d2); case e_gcd: return e->value * av_gcd(d,d2); case e_max: return e->value * (d > d2 ? d : d2); case e_min: return e->value * (d < d2 ? d : d2); case e_eq: return e->value * (d == d2 ? 1.0 : 0.0); case e_gt: return e->value * (d > d2 ? 1.0 : 0.0); case e_gte: return e->value * (d >= d2 ? 1.0 : 0.0); case e_pow: return e->value * pow(d, d2); case e_mul: return e->value * (d * d2); case e_div: return e->value * (d / d2); case e_add: return e->value * (d + d2); case e_last:return e->value * d2; case e_st : return e->value * (p->var[av_clip(d, 0, VARS-1)]= d2); case e_hypot:return e->value * (sqrt(d*d + d2*d2)); } } } return NAN; } | 11,579 |
1 | static int deband_16_coupling_c(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) { DebandContext *s = ctx->priv; ThreadData *td = arg; AVFrame *in = td->in; AVFrame *out = td->out; const int start = (s->planeheight[0] * jobnr ) / nb_jobs; const int end = (s->planeheight[0] * (jobnr+1)) / nb_jobs; int x, y, p, z; for (y = start; y < end; y++) { const int pos = y * s->planewidth[0]; for (x = 0; x < s->planewidth[p]; x++) { const int x_pos = s->x_pos[pos + x]; const int y_pos = s->y_pos[pos + x]; int avg[4], cmp[4] = { 0 }, src[4]; for (p = 0; p < s->nb_components; p++) { const uint16_t *src_ptr = (const uint16_t *)in->data[p]; const int src_linesize = in->linesize[p] / 2; const int thr = s->thr[p]; const int w = s->planewidth[p] - 1; const int h = s->planeheight[p] - 1; const int ref0 = src_ptr[av_clip(y + y_pos, 0, h) * src_linesize + av_clip(x + x_pos, 0, w)]; const int ref1 = src_ptr[av_clip(y + -y_pos, 0, h) * src_linesize + av_clip(x + x_pos, 0, w)]; const int ref2 = src_ptr[av_clip(y + -y_pos, 0, h) * src_linesize + av_clip(x + -x_pos, 0, w)]; const int ref3 = src_ptr[av_clip(y + y_pos, 0, h) * src_linesize + av_clip(x + -x_pos, 0, w)]; const int src0 = src_ptr[y * src_linesize + x]; src[p] = src0; avg[p] = get_avg(ref0, ref1, ref2, ref3); if (s->blur) { cmp[p] = FFABS(src0 - avg[p]) < thr; } else { cmp[p] = (FFABS(src0 - ref0) < thr) && (FFABS(src0 - ref1) < thr) && (FFABS(src0 - ref2) < thr) && (FFABS(src0 - ref3) < thr); } } for (z = 0; z < s->nb_components; z++) if (!cmp[z]) break; if (z == s->nb_components) { for (p = 0; p < s->nb_components; p++) { const int dst_linesize = out->linesize[p] / 2; uint16_t *dst = (uint16_t *)out->data[p] + y * dst_linesize + x; dst[0] = avg[p]; } } else { for (p = 0; p < s->nb_components; p++) { const int dst_linesize = out->linesize[p] / 2; uint16_t *dst = (uint16_t *)out->data[p] + y * dst_linesize + x; dst[0] = src[p]; } } } } return 0; } | 11,580 |
1 | static int tiff_decode_tag(TiffContext *s) { unsigned tag, type, count, off, value = 0; int i, j, k, pos, start; int ret; uint32_t *pal; double *dp; tag = tget_short(&s->gb, s->le); type = tget_short(&s->gb, s->le); count = tget_long(&s->gb, s->le); off = tget_long(&s->gb, s->le); start = bytestream2_tell(&s->gb); if (type == 0 || type >= FF_ARRAY_ELEMS(type_sizes)) { av_log(s->avctx, AV_LOG_DEBUG, "Unknown tiff type (%u) encountered\n", type); return 0; } if (count == 1) { switch (type) { case TIFF_BYTE: case TIFF_SHORT: bytestream2_seek(&s->gb, -4, SEEK_CUR); value = tget(&s->gb, type, s->le); break; case TIFF_LONG: value = off; break; case TIFF_STRING: if (count <= 4) { bytestream2_seek(&s->gb, -4, SEEK_CUR); break; } default: value = UINT_MAX; bytestream2_seek(&s->gb, off, SEEK_SET); } } else { if (count <= 4 && type_sizes[type] * count <= 4) { bytestream2_seek(&s->gb, -4, SEEK_CUR); } else { bytestream2_seek(&s->gb, off, SEEK_SET); } } switch (tag) { case TIFF_WIDTH: s->width = value; break; case TIFF_HEIGHT: s->height = value; break; case TIFF_BPP: s->bppcount = count; if (count > 4) { av_log(s->avctx, AV_LOG_ERROR, "This format is not supported (bpp=%d, %d components)\n", s->bpp, count); return AVERROR_INVALIDDATA; } if (count == 1) s->bpp = value; else { switch (type) { case TIFF_BYTE: s->bpp = (off & 0xFF) + ((off >> 8) & 0xFF) + ((off >> 16) & 0xFF) + ((off >> 24) & 0xFF); break; case TIFF_SHORT: case TIFF_LONG: s->bpp = 0; if (bytestream2_get_bytes_left(&s->gb) < type_sizes[type] * count) return AVERROR_INVALIDDATA; for (i = 0; i < count; i++) s->bpp += tget(&s->gb, type, s->le); break; default: s->bpp = -1; } } break; case TIFF_SAMPLES_PER_PIXEL: if (count != 1) { av_log(s->avctx, AV_LOG_ERROR, "Samples per pixel requires a single value, many provided\n"); return AVERROR_INVALIDDATA; } if (value > 4U) { av_log(s->avctx, AV_LOG_ERROR, "Samples per pixel %d is too large\n", value); return AVERROR_INVALIDDATA; } if (s->bppcount == 1) s->bpp *= value; s->bppcount = value; break; case TIFF_COMPR: s->compr = value; s->predictor = 0; switch (s->compr) { case TIFF_RAW: case TIFF_PACKBITS: case TIFF_LZW: case TIFF_CCITT_RLE: break; case TIFF_G3: case TIFF_G4: s->fax_opts = 0; break; case TIFF_DEFLATE: case TIFF_ADOBE_DEFLATE: #if CONFIG_ZLIB break; #else av_log(s->avctx, AV_LOG_ERROR, "Deflate: ZLib not compiled in\n"); return AVERROR(ENOSYS); #endif case TIFF_JPEG: case TIFF_NEWJPEG: av_log(s->avctx, AV_LOG_ERROR, "JPEG compression is not supported\n"); return AVERROR_PATCHWELCOME; default: av_log(s->avctx, AV_LOG_ERROR, "Unknown compression method %i\n", s->compr); return AVERROR_INVALIDDATA; } break; case TIFF_ROWSPERSTRIP: if (type == TIFF_LONG && value == UINT_MAX) value = s->height; if (value < 1) { av_log(s->avctx, AV_LOG_ERROR, "Incorrect value of rows per strip\n"); return AVERROR_INVALIDDATA; } s->rps = value; break; case TIFF_STRIP_OFFS: if (count == 1) { s->strippos = 0; s->stripoff = value; } else s->strippos = off; s->strips = count; if (s->strips == 1) s->rps = s->height; s->sot = type; if (s->strippos > bytestream2_size(&s->gb)) { av_log(s->avctx, AV_LOG_ERROR, "Tag referencing position outside the image\n"); return AVERROR_INVALIDDATA; } break; case TIFF_STRIP_SIZE: if (count == 1) { s->stripsizesoff = 0; s->stripsize = value; s->strips = 1; } else { s->stripsizesoff = off; } s->strips = count; s->sstype = type; if (s->stripsizesoff > bytestream2_size(&s->gb)) { av_log(s->avctx, AV_LOG_ERROR, "Tag referencing position outside the image\n"); return AVERROR_INVALIDDATA; } break; case TIFF_TILE_BYTE_COUNTS: case TIFF_TILE_LENGTH: case TIFF_TILE_OFFSETS: case TIFF_TILE_WIDTH: av_log(s->avctx, AV_LOG_ERROR, "Tiled images are not supported\n"); return AVERROR_PATCHWELCOME; break; case TIFF_PREDICTOR: s->predictor = value; break; case TIFF_INVERT: switch (value) { case 0: s->invert = 1; break; case 1: s->invert = 0; break; case 2: case 3: break; default: av_log(s->avctx, AV_LOG_ERROR, "Color mode %d is not supported\n", value); return AVERROR_INVALIDDATA; } break; case TIFF_FILL_ORDER: if (value < 1 || value > 2) { av_log(s->avctx, AV_LOG_ERROR, "Unknown FillOrder value %d, trying default one\n", value); value = 1; } s->fill_order = value - 1; break; case TIFF_PAL: pal = (uint32_t *) s->palette; off = type_sizes[type]; if (count / 3 > 256 || bytestream2_get_bytes_left(&s->gb) < count / 3 * off * 3) return AVERROR_INVALIDDATA; off = (type_sizes[type] - 1) << 3; for (k = 2; k >= 0; k--) { for (i = 0; i < count / 3; i++) { if (k == 2) pal[i] = 0xFFU << 24; j = (tget(&s->gb, type, s->le) >> off) << (k * 8); pal[i] |= j; } } s->palette_is_set = 1; break; case TIFF_PLANAR: if (value == 2) { av_log(s->avctx, AV_LOG_ERROR, "Planar format is not supported\n"); return AVERROR_PATCHWELCOME; } break; case TIFF_T4OPTIONS: if (s->compr == TIFF_G3) s->fax_opts = value; break; case TIFF_T6OPTIONS: if (s->compr == TIFF_G4) s->fax_opts = value; break; #define ADD_METADATA(count, name, sep)\ if ((ret = add_metadata(count, type, name, sep, s)) < 0) {\ av_log(s->avctx, AV_LOG_ERROR, "Error allocating temporary buffer\n");\ return ret;\ } case TIFF_MODEL_PIXEL_SCALE: ADD_METADATA(count, "ModelPixelScaleTag", NULL); break; case TIFF_MODEL_TRANSFORMATION: ADD_METADATA(count, "ModelTransformationTag", NULL); break; case TIFF_MODEL_TIEPOINT: ADD_METADATA(count, "ModelTiepointTag", NULL); break; case TIFF_GEO_KEY_DIRECTORY: ADD_METADATA(1, "GeoTIFF_Version", NULL); ADD_METADATA(2, "GeoTIFF_Key_Revision", "."); s->geotag_count = tget_short(&s->gb, s->le); if (s->geotag_count > count / 4 - 1) { s->geotag_count = count / 4 - 1; av_log(s->avctx, AV_LOG_WARNING, "GeoTIFF key directory buffer shorter than specified\n"); } if (bytestream2_get_bytes_left(&s->gb) < s->geotag_count * sizeof(int16_t) * 4) { s->geotag_count = 0; return -1; } s->geotags = av_mallocz(sizeof(TiffGeoTag) * s->geotag_count); if (!s->geotags) { av_log(s->avctx, AV_LOG_ERROR, "Error allocating temporary buffer\n"); s->geotag_count = 0; return AVERROR(ENOMEM); } for (i = 0; i < s->geotag_count; i++) { s->geotags[i].key = tget_short(&s->gb, s->le); s->geotags[i].type = tget_short(&s->gb, s->le); s->geotags[i].count = tget_short(&s->gb, s->le); if (!s->geotags[i].type) s->geotags[i].val = get_geokey_val(s->geotags[i].key, tget_short(&s->gb, s->le)); else s->geotags[i].offset = tget_short(&s->gb, s->le); } break; case TIFF_GEO_DOUBLE_PARAMS: if (count >= INT_MAX / sizeof(int64_t)) return AVERROR_INVALIDDATA; if (bytestream2_get_bytes_left(&s->gb) < count * sizeof(int64_t)) return AVERROR_INVALIDDATA; dp = av_malloc(count * sizeof(double)); if (!dp) { av_log(s->avctx, AV_LOG_ERROR, "Error allocating temporary buffer\n"); return AVERROR(ENOMEM); } for (i = 0; i < count; i++) dp[i] = tget_double(&s->gb, s->le); for (i = 0; i < s->geotag_count; i++) { if (s->geotags[i].type == TIFF_GEO_DOUBLE_PARAMS) { if (s->geotags[i].count == 0 || s->geotags[i].offset + s->geotags[i].count > count) { av_log(s->avctx, AV_LOG_WARNING, "Invalid GeoTIFF key %d\n", s->geotags[i].key); } else { char *ap = doubles2str(&dp[s->geotags[i].offset], s->geotags[i].count, ", "); if (!ap) { av_log(s->avctx, AV_LOG_ERROR, "Error allocating temporary buffer\n"); av_freep(&dp); return AVERROR(ENOMEM); } s->geotags[i].val = ap; } } } av_freep(&dp); break; case TIFF_GEO_ASCII_PARAMS: pos = bytestream2_tell(&s->gb); for (i = 0; i < s->geotag_count; i++) { if (s->geotags[i].type == TIFF_GEO_ASCII_PARAMS) { if (s->geotags[i].count == 0 || s->geotags[i].offset + s->geotags[i].count > count) { av_log(s->avctx, AV_LOG_WARNING, "Invalid GeoTIFF key %d\n", s->geotags[i].key); } else { char *ap; bytestream2_seek(&s->gb, pos + s->geotags[i].offset, SEEK_SET); if (bytestream2_get_bytes_left(&s->gb) < s->geotags[i].count) return AVERROR_INVALIDDATA; ap = av_malloc(s->geotags[i].count); if (!ap) { av_log(s->avctx, AV_LOG_ERROR, "Error allocating temporary buffer\n"); return AVERROR(ENOMEM); } bytestream2_get_bufferu(&s->gb, ap, s->geotags[i].count); ap[s->geotags[i].count - 1] = '\0'; //replace the "|" delimiter with a 0 byte s->geotags[i].val = ap; } } } break; case TIFF_ARTIST: ADD_METADATA(count, "artist", NULL); break; case TIFF_COPYRIGHT: ADD_METADATA(count, "copyright", NULL); break; case TIFF_DATE: ADD_METADATA(count, "date", NULL); break; case TIFF_DOCUMENT_NAME: ADD_METADATA(count, "document_name", NULL); break; case TIFF_HOST_COMPUTER: ADD_METADATA(count, "computer", NULL); break; case TIFF_IMAGE_DESCRIPTION: ADD_METADATA(count, "description", NULL); break; case TIFF_MAKE: ADD_METADATA(count, "make", NULL); break; case TIFF_MODEL: ADD_METADATA(count, "model", NULL); break; case TIFF_PAGE_NAME: ADD_METADATA(count, "page_name", NULL); break; case TIFF_PAGE_NUMBER: ADD_METADATA(count, "page_number", " / "); break; case TIFF_SOFTWARE_NAME: ADD_METADATA(count, "software", NULL); break; default: av_log(s->avctx, AV_LOG_DEBUG, "Unknown or unsupported tag %d/0X%0X\n", tag, tag); } bytestream2_seek(&s->gb, start, SEEK_SET); return 0; } | 11,581 |
1 | static void FUNC(put_hevc_epel_bi_w_v)(uint8_t *_dst, ptrdiff_t _dststride, uint8_t *_src, ptrdiff_t _srcstride, int16_t *src2, int height, int denom, int wx0, int wx1, int ox0, int ox1, intptr_t mx, intptr_t my, int width) { int x, y; pixel *src = (pixel *)_src; ptrdiff_t srcstride = _srcstride / sizeof(pixel); const int8_t *filter = ff_hevc_epel_filters[my - 1]; pixel *dst = (pixel *)_dst; ptrdiff_t dststride = _dststride / sizeof(pixel); int shift = 14 + 1 - BIT_DEPTH; int log2Wd = denom + shift - 1; ox0 = ox0 * (1 << (BIT_DEPTH - 8)); ox1 = ox1 * (1 << (BIT_DEPTH - 8)); for (y = 0; y < height; y++) { for (x = 0; x < width; x++) dst[x] = av_clip_pixel(((EPEL_FILTER(src, srcstride) >> (BIT_DEPTH - 8)) * wx1 + src2[x] * wx0 + ((ox0 + ox1 + 1) << log2Wd)) >> (log2Wd + 1)); src += srcstride; dst += dststride; src2 += MAX_PB_SIZE; } } | 11,582 |
1 | DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi) { const char *buf; const char *file = NULL; char devname[128]; const char *serial; const char *mediastr = ""; BlockInterfaceType type; enum { MEDIA_DISK, MEDIA_CDROM } media; int bus_id, unit_id; int cyls, heads, secs, translation; BlockDriver *drv = NULL; int max_devs; int index; int ro = 0; int bdrv_flags = 0; int on_read_error, on_write_error; const char *devaddr; DriveInfo *dinfo; BlockIOLimit io_limits; int snapshot = 0; bool copy_on_read; int ret; translation = BIOS_ATA_TRANSLATION_AUTO; media = MEDIA_DISK; /* extract parameters */ bus_id = qemu_opt_get_number(opts, "bus", 0); unit_id = qemu_opt_get_number(opts, "unit", -1); index = qemu_opt_get_number(opts, "index", -1); cyls = qemu_opt_get_number(opts, "cyls", 0); heads = qemu_opt_get_number(opts, "heads", 0); secs = qemu_opt_get_number(opts, "secs", 0); snapshot = qemu_opt_get_bool(opts, "snapshot", 0); ro = qemu_opt_get_bool(opts, "readonly", 0); copy_on_read = qemu_opt_get_bool(opts, "copy-on-read", false); file = qemu_opt_get(opts, "file"); serial = qemu_opt_get(opts, "serial"); if ((buf = qemu_opt_get(opts, "if")) != NULL) { pstrcpy(devname, sizeof(devname), buf); for (type = 0; type < IF_COUNT && strcmp(buf, if_name[type]); type++) ; if (type == IF_COUNT) { error_report("unsupported bus type '%s'", buf); return NULL; } } else { type = default_to_scsi ? IF_SCSI : IF_IDE; pstrcpy(devname, sizeof(devname), if_name[type]); } max_devs = if_max_devs[type]; if (cyls || heads || secs) { if (cyls < 1 || (type == IF_IDE && cyls > 16383)) { error_report("invalid physical cyls number"); return NULL; } if (heads < 1 || (type == IF_IDE && heads > 16)) { error_report("invalid physical heads number"); return NULL; } if (secs < 1 || (type == IF_IDE && secs > 63)) { error_report("invalid physical secs number"); return NULL; } } if ((buf = qemu_opt_get(opts, "trans")) != NULL) { if (!cyls) { error_report("'%s' trans must be used with cyls, heads and secs", buf); return NULL; } if (!strcmp(buf, "none")) translation = BIOS_ATA_TRANSLATION_NONE; else if (!strcmp(buf, "lba")) translation = BIOS_ATA_TRANSLATION_LBA; else if (!strcmp(buf, "auto")) translation = BIOS_ATA_TRANSLATION_AUTO; else { error_report("'%s' invalid translation type", buf); return NULL; } } if ((buf = qemu_opt_get(opts, "media")) != NULL) { if (!strcmp(buf, "disk")) { media = MEDIA_DISK; } else if (!strcmp(buf, "cdrom")) { if (cyls || secs || heads) { error_report("CHS can't be set with media=%s", buf); return NULL; } media = MEDIA_CDROM; } else { error_report("'%s' invalid media", buf); return NULL; } } if ((buf = qemu_opt_get(opts, "cache")) != NULL) { if (bdrv_parse_cache_flags(buf, &bdrv_flags) != 0) { error_report("invalid cache option"); return NULL; } } #ifdef CONFIG_LINUX_AIO if ((buf = qemu_opt_get(opts, "aio")) != NULL) { if (!strcmp(buf, "native")) { bdrv_flags |= BDRV_O_NATIVE_AIO; } else if (!strcmp(buf, "threads")) { /* this is the default */ } else { error_report("invalid aio option"); return NULL; } } #endif if ((buf = qemu_opt_get(opts, "format")) != NULL) { if (strcmp(buf, "?") == 0) { error_printf("Supported formats:"); bdrv_iterate_format(bdrv_format_print, NULL); error_printf("\n"); return NULL; } drv = bdrv_find_whitelisted_format(buf); if (!drv) { error_report("'%s' invalid format", buf); return NULL; } } /* disk I/O throttling */ io_limits.bps[BLOCK_IO_LIMIT_TOTAL] = qemu_opt_get_number(opts, "bps", 0); io_limits.bps[BLOCK_IO_LIMIT_READ] = qemu_opt_get_number(opts, "bps_rd", 0); io_limits.bps[BLOCK_IO_LIMIT_WRITE] = qemu_opt_get_number(opts, "bps_wr", 0); io_limits.iops[BLOCK_IO_LIMIT_TOTAL] = qemu_opt_get_number(opts, "iops", 0); io_limits.iops[BLOCK_IO_LIMIT_READ] = qemu_opt_get_number(opts, "iops_rd", 0); io_limits.iops[BLOCK_IO_LIMIT_WRITE] = qemu_opt_get_number(opts, "iops_wr", 0); if (!do_check_io_limits(&io_limits)) { error_report("bps(iops) and bps_rd/bps_wr(iops_rd/iops_wr) " "cannot be used at the same time"); return NULL; } on_write_error = BLOCK_ERR_STOP_ENOSPC; if ((buf = qemu_opt_get(opts, "werror")) != NULL) { if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) { error_report("werror is not supported by this bus type"); return NULL; } on_write_error = parse_block_error_action(buf, 0); if (on_write_error < 0) { return NULL; } } on_read_error = BLOCK_ERR_REPORT; if ((buf = qemu_opt_get(opts, "rerror")) != NULL) { if (type != IF_IDE && type != IF_VIRTIO && type != IF_SCSI && type != IF_NONE) { error_report("rerror is not supported by this bus type"); return NULL; } on_read_error = parse_block_error_action(buf, 1); if (on_read_error < 0) { return NULL; } } if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) { if (type != IF_VIRTIO) { error_report("addr is not supported by this bus type"); return NULL; } } /* compute bus and unit according index */ if (index != -1) { if (bus_id != 0 || unit_id != -1) { error_report("index cannot be used with bus and unit"); return NULL; } bus_id = drive_index_to_bus_id(type, index); unit_id = drive_index_to_unit_id(type, index); } /* if user doesn't specify a unit_id, * try to find the first free */ if (unit_id == -1) { unit_id = 0; while (drive_get(type, bus_id, unit_id) != NULL) { unit_id++; if (max_devs && unit_id >= max_devs) { unit_id -= max_devs; bus_id++; } } } /* check unit id */ if (max_devs && unit_id >= max_devs) { error_report("unit %d too big (max is %d)", unit_id, max_devs - 1); return NULL; } /* * catch multiple definitions */ if (drive_get(type, bus_id, unit_id) != NULL) { error_report("drive with bus=%d, unit=%d (index=%d) exists", bus_id, unit_id, index); return NULL; } /* init */ dinfo = g_malloc0(sizeof(*dinfo)); if ((buf = qemu_opts_id(opts)) != NULL) { dinfo->id = g_strdup(buf); } else { /* no id supplied -> create one */ dinfo->id = g_malloc0(32); if (type == IF_IDE || type == IF_SCSI) mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; if (max_devs) snprintf(dinfo->id, 32, "%s%i%s%i", devname, bus_id, mediastr, unit_id); else snprintf(dinfo->id, 32, "%s%s%i", devname, mediastr, unit_id); } dinfo->bdrv = bdrv_new(dinfo->id); dinfo->devaddr = devaddr; dinfo->type = type; dinfo->bus = bus_id; dinfo->unit = unit_id; dinfo->opts = opts; dinfo->refcount = 1; if (serial) { pstrcpy(dinfo->serial, sizeof(dinfo->serial), serial); } QTAILQ_INSERT_TAIL(&drives, dinfo, next); bdrv_set_on_error(dinfo->bdrv, on_read_error, on_write_error); /* disk I/O throttling */ bdrv_set_io_limits(dinfo->bdrv, &io_limits); switch(type) { case IF_IDE: case IF_SCSI: case IF_XEN: case IF_NONE: switch(media) { case MEDIA_DISK: if (cyls != 0) { bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs); bdrv_set_translation_hint(dinfo->bdrv, translation); } break; case MEDIA_CDROM: dinfo->media_cd = 1; break; } break; case IF_SD: case IF_FLOPPY: case IF_PFLASH: case IF_MTD: break; case IF_VIRTIO: /* add virtio block device */ opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0); if (arch_type == QEMU_ARCH_S390X) { qemu_opt_set(opts, "driver", "virtio-blk-s390"); } else { qemu_opt_set(opts, "driver", "virtio-blk-pci"); } qemu_opt_set(opts, "drive", dinfo->id); if (devaddr) qemu_opt_set(opts, "addr", devaddr); break; default: abort(); } if (!file || !*file) { return dinfo; } if (snapshot) { /* always use cache=unsafe with snapshot */ bdrv_flags &= ~BDRV_O_CACHE_MASK; bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH); } if (copy_on_read) { bdrv_flags |= BDRV_O_COPY_ON_READ; } if (runstate_check(RUN_STATE_INMIGRATE)) { bdrv_flags |= BDRV_O_INCOMING; } if (media == MEDIA_CDROM) { /* CDROM is fine for any interface, don't check. */ ro = 1; } else if (ro == 1) { if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE && type != IF_PFLASH) { error_report("readonly not supported by this bus type"); goto err; } } bdrv_flags |= ro ? 0 : BDRV_O_RDWR; ret = bdrv_open(dinfo->bdrv, file, bdrv_flags, drv); if (ret < 0) { error_report("could not open disk image %s: %s", file, strerror(-ret)); goto err; } if (bdrv_key_required(dinfo->bdrv)) autostart = 0; return dinfo; err: bdrv_delete(dinfo->bdrv); g_free(dinfo->id); QTAILQ_REMOVE(&drives, dinfo, next); g_free(dinfo); return NULL; } | 11,583 |
1 | bool vhost_net_query(VHostNetState *net, VirtIODevice *dev) { return false; } | 11,584 |
1 | static int init_input(AVFormatContext *s, const char *filename) { int ret; AVProbeData pd = {filename, NULL, 0}; if (s->pb) { s->flags |= AVFMT_FLAG_CUSTOM_IO; if (!s->iformat) return av_probe_input_buffer(s->pb, &s->iformat, filename, s, 0, 0); else if (s->iformat->flags & AVFMT_NOFILE) av_log(s, AV_LOG_WARNING, "Custom AVIOContext makes no sense and " "will be ignored with AVFMT_NOFILE format.\n"); } if ( (s->iformat && s->iformat->flags & AVFMT_NOFILE) || (!s->iformat && (s->iformat = av_probe_input_format(&pd, 0)))) if ((ret = avio_open(&s->pb, filename, AVIO_FLAG_READ)) < 0) return ret; if (s->iformat) return av_probe_input_buffer(s->pb, &s->iformat, filename, s, 0, 0); } | 11,585 |
1 | void *etraxfs_eth_init(NICInfo *nd, CPUState *env, qemu_irq *irq, target_phys_addr_t base, int phyaddr) { struct etraxfs_dma_client *dma = NULL; struct fs_eth *eth = NULL; qemu_check_nic_model(nd, "fseth"); dma = qemu_mallocz(sizeof *dma * 2); eth = qemu_mallocz(sizeof *eth); dma[0].client.push = eth_tx_push; dma[0].client.opaque = eth; dma[1].client.opaque = eth; dma[1].client.pull = NULL; eth->env = env; eth->irq = irq; eth->dma_out = dma; eth->dma_in = dma + 1; /* Connect the phy. */ eth->phyaddr = phyaddr & 0x1f; tdk_init(ð->phy); mdio_attach(ð->mdio_bus, ð->phy, eth->phyaddr); eth->ethregs = cpu_register_io_memory(0, eth_read, eth_write, eth); cpu_register_physical_memory (base, 0x5c, eth->ethregs); eth->vc = qemu_new_vlan_client(nd->vlan, nd->model, nd->name, eth_receive, eth_can_receive, eth); eth->vc->opaque = eth; eth->vc->link_status_changed = eth_set_link; return dma; } | 11,586 |
1 | static int gif_read_extension(GifState *s) { ByteIOContext *f = s->f; int ext_code, ext_len, i, gce_flags, gce_transparent_index; /* extension */ ext_code = get_byte(f); ext_len = get_byte(f); #ifdef DEBUG printf("gif: ext_code=0x%x len=%d\n", ext_code, ext_len); #endif switch(ext_code) { case 0xf9: if (ext_len != 4) goto discard_ext; s->transparent_color_index = -1; gce_flags = get_byte(f); s->gce_delay = get_le16(f); gce_transparent_index = get_byte(f); if (gce_flags & 0x01) s->transparent_color_index = gce_transparent_index; else s->transparent_color_index = -1; s->gce_disposal = (gce_flags >> 2) & 0x7; #ifdef DEBUG printf("gif: gce_flags=%x delay=%d tcolor=%d disposal=%d\n", gce_flags, s->gce_delay, s->transparent_color_index, s->gce_disposal); #endif ext_len = get_byte(f); break; } /* NOTE: many extension blocks can come after */ discard_ext: while (ext_len != 0) { for (i = 0; i < ext_len; i++) get_byte(f); ext_len = get_byte(f); #ifdef DEBUG printf("gif: ext_len1=%d\n", ext_len); #endif } return 0; } | 11,587 |
1 | altivec_packIntArrayToCharArray(int *val, uint8_t* dest, int dstW) { register int i; vector unsigned int altivec_vectorShiftInt19 = vec_add(vec_splat_u32(10),vec_splat_u32(9)); if ((unsigned long)dest % 16) { /* badly aligned store, we force store alignement */ /* and will handle load misalignement on val w/ vec_perm */ vector unsigned char perm1; vector signed int v1; for (i = 0 ; (i < dstW) && (((unsigned long)dest + i) % 16) ; i++) { int t = val[i] >> 19; dest[i] = (t < 0) ? 0 : ((t > 255) ? 255 : t); } perm1 = vec_lvsl(i << 2, val); v1 = vec_ld(i << 2, val); for ( ; i < (dstW - 15); i+=16) { int offset = i << 2; vector signed int v2 = vec_ld(offset + 16, val); vector signed int v3 = vec_ld(offset + 32, val); vector signed int v4 = vec_ld(offset + 48, val); vector signed int v5 = vec_ld(offset + 64, val); vector signed int v12 = vec_perm(v1,v2,perm1); vector signed int v23 = vec_perm(v2,v3,perm1); vector signed int v34 = vec_perm(v3,v4,perm1); vector signed int v45 = vec_perm(v4,v5,perm1); vector signed int vA = vec_sra(v12, altivec_vectorShiftInt19); vector signed int vB = vec_sra(v23, altivec_vectorShiftInt19); vector signed int vC = vec_sra(v34, altivec_vectorShiftInt19); vector signed int vD = vec_sra(v45, altivec_vectorShiftInt19); vector unsigned short vs1 = vec_packsu(vA, vB); vector unsigned short vs2 = vec_packsu(vC, vD); vector unsigned char vf = vec_packsu(vs1, vs2); vec_st(vf, i, dest); v1 = v5; } } else { // dest is properly aligned, great for (i = 0; i < (dstW - 15); i+=16) { int offset = i << 2; vector signed int v1 = vec_ld(offset, val); vector signed int v2 = vec_ld(offset + 16, val); vector signed int v3 = vec_ld(offset + 32, val); vector signed int v4 = vec_ld(offset + 48, val); vector signed int v5 = vec_sra(v1, altivec_vectorShiftInt19); vector signed int v6 = vec_sra(v2, altivec_vectorShiftInt19); vector signed int v7 = vec_sra(v3, altivec_vectorShiftInt19); vector signed int v8 = vec_sra(v4, altivec_vectorShiftInt19); vector unsigned short vs1 = vec_packsu(v5, v6); vector unsigned short vs2 = vec_packsu(v7, v8); vector unsigned char vf = vec_packsu(vs1, vs2); vec_st(vf, i, dest); } } for ( ; i < dstW ; i++) { int t = val[i] >> 19; dest[i] = (t < 0) ? 0 : ((t > 255) ? 255 : t); } } | 11,588 |
1 | static void virtio_pci_realize(PCIDevice *pci_dev, Error **errp) { VirtIOPCIProxy *proxy = VIRTIO_PCI(pci_dev); VirtioPCIClass *k = VIRTIO_PCI_GET_CLASS(pci_dev); /* * virtio pci bar layout used by default. * subclasses can re-arrange things if needed. * * region 0 -- virtio legacy io bar * region 1 -- msi-x bar * region 4+5 -- virtio modern memory (64bit) bar * */ proxy->legacy_io_bar = 0; proxy->msix_bar = 1; proxy->modern_io_bar = 2; proxy->modern_mem_bar = 4; proxy->common.offset = 0x0; proxy->common.size = 0x1000; proxy->common.type = VIRTIO_PCI_CAP_COMMON_CFG; proxy->isr.offset = 0x1000; proxy->isr.size = 0x1000; proxy->isr.type = VIRTIO_PCI_CAP_ISR_CFG; proxy->device.offset = 0x2000; proxy->device.size = 0x1000; proxy->device.type = VIRTIO_PCI_CAP_DEVICE_CFG; proxy->notify.offset = 0x3000; proxy->notify.size = QEMU_VIRTIO_PCI_QUEUE_MEM_MULT * VIRTIO_QUEUE_MAX; proxy->notify.type = VIRTIO_PCI_CAP_NOTIFY_CFG; proxy->notify_pio.offset = 0x0; proxy->notify_pio.size = 0x4; proxy->notify_pio.type = VIRTIO_PCI_CAP_NOTIFY_CFG; /* subclasses can enforce modern, so do this unconditionally */ memory_region_init(&proxy->modern_bar, OBJECT(proxy), "virtio-pci", 2 * QEMU_VIRTIO_PCI_QUEUE_MEM_MULT * VIRTIO_QUEUE_MAX); memory_region_init_alias(&proxy->modern_cfg, OBJECT(proxy), "virtio-pci-cfg", &proxy->modern_bar, 0, memory_region_size(&proxy->modern_bar)); address_space_init(&proxy->modern_as, &proxy->modern_cfg, "virtio-pci-cfg-as"); if (!(proxy->flags & VIRTIO_PCI_FLAG_DISABLE_PCIE) && !(proxy->flags & VIRTIO_PCI_FLAG_DISABLE_MODERN) && pci_bus_is_express(pci_dev->bus) && !pci_bus_is_root(pci_dev->bus)) { int pos; pci_dev->cap_present |= QEMU_PCI_CAP_EXPRESS; pos = pcie_endpoint_cap_init(pci_dev, 0); assert(pos > 0); pos = pci_add_capability(pci_dev, PCI_CAP_ID_PM, 0, PCI_PM_SIZEOF); assert(pos > 0); /* * Indicates that this function complies with revision 1.2 of the * PCI Power Management Interface Specification. */ pci_set_word(pci_dev->config + pos + PCI_PM_PMC, 0x3); } virtio_pci_bus_new(&proxy->bus, sizeof(proxy->bus), proxy); if (k->realize) { k->realize(proxy, errp); } } | 11,589 |
0 | static HTTPContext *find_rtp_session_with_url(const char *url, const char *session_id) { HTTPContext *rtp_c; char path1[1024]; const char *path; char buf[1024]; int s; rtp_c = find_rtp_session(session_id); if (!rtp_c) return NULL; /* find which url is asked */ url_split(NULL, 0, NULL, 0, NULL, path1, sizeof(path1), url); path = path1; if (*path == '/') path++; if(!strcmp(path, rtp_c->stream->filename)) return rtp_c; for(s=0; s<rtp_c->stream->nb_streams; ++s) { snprintf(buf, sizeof(buf), "%s/streamid=%d", rtp_c->stream->filename, s); if(!strncmp(path, buf, sizeof(buf))) { // XXX: Should we reply with RTSP_STATUS_ONLY_AGGREGATE if nb_streams>1? return rtp_c; } } return NULL; } | 11,590 |
0 | static void write_header(FFV1Context *f) { uint8_t state[CONTEXT_SIZE]; int i, j; RangeCoder *const c = &f->slice_context[0]->c; memset(state, 128, sizeof(state)); if (f->version < 2) { put_symbol(c, state, f->version, 0); put_symbol(c, state, f->ac, 0); if (f->ac > 1) { for (i = 1; i < 256; i++) put_symbol(c, state, f->state_transition[i] - c->one_state[i], 1); } put_symbol(c, state, f->colorspace, 0); // YUV cs type if (f->version > 0) put_symbol(c, state, f->bits_per_raw_sample, 0); put_rac(c, state, f->chroma_planes); put_symbol(c, state, f->chroma_h_shift, 0); put_symbol(c, state, f->chroma_v_shift, 0); put_rac(c, state, f->transparency); write_quant_tables(c, f->quant_table); } else if (f->version < 3) { put_symbol(c, state, f->slice_count, 0); for (i = 0; i < f->slice_count; i++) { FFV1Context *fs = f->slice_context[i]; put_symbol(c, state, (fs->slice_x + 1) * f->num_h_slices / f->width, 0); put_symbol(c, state, (fs->slice_y + 1) * f->num_v_slices / f->height, 0); put_symbol(c, state, (fs->slice_width + 1) * f->num_h_slices / f->width - 1, 0); put_symbol(c, state, (fs->slice_height + 1) * f->num_v_slices / f->height - 1, 0); for (j = 0; j < f->plane_count; j++) { put_symbol(c, state, f->plane[j].quant_table_index, 0); av_assert0(f->plane[j].quant_table_index == f->avctx->context_model); } } } } | 11,591 |
0 | static void __attribute__((constructor)) init_main_loop(void) { init_clocks(); init_timer_alarm(); qemu_clock_enable(vm_clock, false); } | 11,593 |
0 | static unsigned tget_long(const uint8_t **p, int le) { unsigned v = le ? AV_RL32(*p) : AV_RB32(*p); *p += 4; return v; } | 11,594 |
0 | tcp_input(struct mbuf *m, int iphlen, struct socket *inso) { struct ip save_ip, *ip; register struct tcpiphdr *ti; caddr_t optp = NULL; int optlen = 0; int len, tlen, off; register struct tcpcb *tp = NULL; register int tiflags; struct socket *so = NULL; int todrop, acked, ourfinisacked, needoutput = 0; int iss = 0; u_long tiwin; int ret; struct ex_list *ex_ptr; Slirp *slirp; DEBUG_CALL("tcp_input"); DEBUG_ARGS((dfd, " m = %8lx iphlen = %2d inso = %lx\n", (long )m, iphlen, (long )inso )); /* * If called with m == 0, then we're continuing the connect */ if (m == NULL) { so = inso; slirp = so->slirp; /* Re-set a few variables */ tp = sototcpcb(so); m = so->so_m; so->so_m = NULL; ti = so->so_ti; tiwin = ti->ti_win; tiflags = ti->ti_flags; goto cont_conn; } slirp = m->slirp; /* * Get IP and TCP header together in first mbuf. * Note: IP leaves IP header in first mbuf. */ ti = mtod(m, struct tcpiphdr *); if (iphlen > sizeof(struct ip )) { ip_stripoptions(m, (struct mbuf *)0); iphlen=sizeof(struct ip ); } /* XXX Check if too short */ /* * Save a copy of the IP header in case we want restore it * for sending an ICMP error message in response. */ ip=mtod(m, struct ip *); save_ip = *ip; save_ip.ip_len+= iphlen; /* * Checksum extended TCP header and data. */ tlen = ((struct ip *)ti)->ip_len; tcpiphdr2qlink(ti)->next = tcpiphdr2qlink(ti)->prev = NULL; memset(&ti->ti_i.ih_mbuf, 0 , sizeof(struct mbuf_ptr)); ti->ti_x1 = 0; ti->ti_len = htons((uint16_t)tlen); len = sizeof(struct ip ) + tlen; if(cksum(m, len)) { goto drop; } /* * Check that TCP offset makes sense, * pull out TCP options and adjust length. XXX */ off = ti->ti_off << 2; if (off < sizeof (struct tcphdr) || off > tlen) { goto drop; } tlen -= off; ti->ti_len = tlen; if (off > sizeof (struct tcphdr)) { optlen = off - sizeof (struct tcphdr); optp = mtod(m, caddr_t) + sizeof (struct tcpiphdr); } tiflags = ti->ti_flags; /* * Convert TCP protocol specific fields to host format. */ NTOHL(ti->ti_seq); NTOHL(ti->ti_ack); NTOHS(ti->ti_win); NTOHS(ti->ti_urp); /* * Drop TCP, IP headers and TCP options. */ m->m_data += sizeof(struct tcpiphdr)+off-sizeof(struct tcphdr); m->m_len -= sizeof(struct tcpiphdr)+off-sizeof(struct tcphdr); if (slirp->restricted) { for (ex_ptr = slirp->exec_list; ex_ptr; ex_ptr = ex_ptr->ex_next) { if (ex_ptr->ex_fport == ti->ti_dport && ti->ti_dst.s_addr == ex_ptr->ex_addr.s_addr) { break; } } if (!ex_ptr) goto drop; } /* * Locate pcb for segment. */ findso: so = slirp->tcp_last_so; if (so->so_fport != ti->ti_dport || so->so_lport != ti->ti_sport || so->so_laddr.s_addr != ti->ti_src.s_addr || so->so_faddr.s_addr != ti->ti_dst.s_addr) { so = solookup(&slirp->tcb, ti->ti_src, ti->ti_sport, ti->ti_dst, ti->ti_dport); if (so) slirp->tcp_last_so = so; } /* * If the state is CLOSED (i.e., TCB does not exist) then * all data in the incoming segment is discarded. * If the TCB exists but is in CLOSED state, it is embryonic, * but should either do a listen or a connect soon. * * state == CLOSED means we've done socreate() but haven't * attached it to a protocol yet... * * XXX If a TCB does not exist, and the TH_SYN flag is * the only flag set, then create a session, mark it * as if it was LISTENING, and continue... */ if (so == NULL) { if ((tiflags & (TH_SYN|TH_FIN|TH_RST|TH_URG|TH_ACK)) != TH_SYN) goto dropwithreset; if ((so = socreate(slirp)) == NULL) goto dropwithreset; if (tcp_attach(so) < 0) { free(so); /* Not sofree (if it failed, it's not insqued) */ goto dropwithreset; } sbreserve(&so->so_snd, TCP_SNDSPACE); sbreserve(&so->so_rcv, TCP_RCVSPACE); so->so_laddr = ti->ti_src; so->so_lport = ti->ti_sport; so->so_faddr = ti->ti_dst; so->so_fport = ti->ti_dport; if ((so->so_iptos = tcp_tos(so)) == 0) so->so_iptos = ((struct ip *)ti)->ip_tos; tp = sototcpcb(so); tp->t_state = TCPS_LISTEN; } /* * If this is a still-connecting socket, this probably * a retransmit of the SYN. Whether it's a retransmit SYN * or something else, we nuke it. */ if (so->so_state & SS_ISFCONNECTING) goto drop; tp = sototcpcb(so); /* XXX Should never fail */ if (tp == NULL) goto dropwithreset; if (tp->t_state == TCPS_CLOSED) goto drop; tiwin = ti->ti_win; /* * Segment received on connection. * Reset idle time and keep-alive timer. */ tp->t_idle = 0; if (SO_OPTIONS) tp->t_timer[TCPT_KEEP] = TCPTV_KEEPINTVL; else tp->t_timer[TCPT_KEEP] = TCPTV_KEEP_IDLE; /* * Process options if not in LISTEN state, * else do it below (after getting remote address). */ if (optp && tp->t_state != TCPS_LISTEN) tcp_dooptions(tp, (u_char *)optp, optlen, ti); /* * Header prediction: check for the two common cases * of a uni-directional data xfer. If the packet has * no control flags, is in-sequence, the window didn't * change and we're not retransmitting, it's a * candidate. If the length is zero and the ack moved * forward, we're the sender side of the xfer. Just * free the data acked & wake any higher level process * that was blocked waiting for space. If the length * is non-zero and the ack didn't move, we're the * receiver side. If we're getting packets in-order * (the reassembly queue is empty), add the data to * the socket buffer and note that we need a delayed ack. * * XXX Some of these tests are not needed * eg: the tiwin == tp->snd_wnd prevents many more * predictions.. with no *real* advantage.. */ if (tp->t_state == TCPS_ESTABLISHED && (tiflags & (TH_SYN|TH_FIN|TH_RST|TH_URG|TH_ACK)) == TH_ACK && ti->ti_seq == tp->rcv_nxt && tiwin && tiwin == tp->snd_wnd && tp->snd_nxt == tp->snd_max) { if (ti->ti_len == 0) { if (SEQ_GT(ti->ti_ack, tp->snd_una) && SEQ_LEQ(ti->ti_ack, tp->snd_max) && tp->snd_cwnd >= tp->snd_wnd) { /* * this is a pure ack for outstanding data. */ if (tp->t_rtt && SEQ_GT(ti->ti_ack, tp->t_rtseq)) tcp_xmit_timer(tp, tp->t_rtt); acked = ti->ti_ack - tp->snd_una; sbdrop(&so->so_snd, acked); tp->snd_una = ti->ti_ack; m_free(m); /* * If all outstanding data are acked, stop * retransmit timer, otherwise restart timer * using current (possibly backed-off) value. * If process is waiting for space, * wakeup/selwakeup/signal. If data * are ready to send, let tcp_output * decide between more output or persist. */ if (tp->snd_una == tp->snd_max) tp->t_timer[TCPT_REXMT] = 0; else if (tp->t_timer[TCPT_PERSIST] == 0) tp->t_timer[TCPT_REXMT] = tp->t_rxtcur; /* * This is called because sowwakeup might have * put data into so_snd. Since we don't so sowwakeup, * we don't need this.. XXX??? */ if (so->so_snd.sb_cc) (void) tcp_output(tp); return; } } else if (ti->ti_ack == tp->snd_una && tcpfrag_list_empty(tp) && ti->ti_len <= sbspace(&so->so_rcv)) { /* * this is a pure, in-sequence data packet * with nothing on the reassembly queue and * we have enough buffer space to take it. */ tp->rcv_nxt += ti->ti_len; /* * Add data to socket buffer. */ if (so->so_emu) { if (tcp_emu(so,m)) sbappend(so, m); } else sbappend(so, m); /* * If this is a short packet, then ACK now - with Nagel * congestion avoidance sender won't send more until * he gets an ACK. * * It is better to not delay acks at all to maximize * TCP throughput. See RFC 2581. */ tp->t_flags |= TF_ACKNOW; tcp_output(tp); return; } } /* header prediction */ /* * Calculate amount of space in receive window, * and then do TCP input processing. * Receive window is amount of space in rcv queue, * but not less than advertised window. */ { int win; win = sbspace(&so->so_rcv); if (win < 0) win = 0; tp->rcv_wnd = max(win, (int)(tp->rcv_adv - tp->rcv_nxt)); } switch (tp->t_state) { /* * If the state is LISTEN then ignore segment if it contains an RST. * If the segment contains an ACK then it is bad and send a RST. * If it does not contain a SYN then it is not interesting; drop it. * Don't bother responding if the destination was a broadcast. * Otherwise initialize tp->rcv_nxt, and tp->irs, select an initial * tp->iss, and send a segment: * <SEQ=ISS><ACK=RCV_NXT><CTL=SYN,ACK> * Also initialize tp->snd_nxt to tp->iss+1 and tp->snd_una to tp->iss. * Fill in remote peer address fields if not previously specified. * Enter SYN_RECEIVED state, and process any other fields of this * segment in this state. */ case TCPS_LISTEN: { if (tiflags & TH_RST) goto drop; if (tiflags & TH_ACK) goto dropwithreset; if ((tiflags & TH_SYN) == 0) goto drop; /* * This has way too many gotos... * But a bit of spaghetti code never hurt anybody :) */ /* * If this is destined for the control address, then flag to * tcp_ctl once connected, otherwise connect */ if ((so->so_faddr.s_addr & slirp->vnetwork_mask.s_addr) == slirp->vnetwork_addr.s_addr) { if (so->so_faddr.s_addr != slirp->vhost_addr.s_addr && so->so_faddr.s_addr != slirp->vnameserver_addr.s_addr) { /* May be an add exec */ for (ex_ptr = slirp->exec_list; ex_ptr; ex_ptr = ex_ptr->ex_next) { if(ex_ptr->ex_fport == so->so_fport && so->so_faddr.s_addr == ex_ptr->ex_addr.s_addr) { so->so_state |= SS_CTL; break; } } if (so->so_state & SS_CTL) { goto cont_input; } } /* CTL_ALIAS: Do nothing, tcp_fconnect will be called on it */ } if (so->so_emu & EMU_NOCONNECT) { so->so_emu &= ~EMU_NOCONNECT; goto cont_input; } if((tcp_fconnect(so) == -1) && (errno != EINPROGRESS) && (errno != EWOULDBLOCK)) { u_char code=ICMP_UNREACH_NET; DEBUG_MISC((dfd, " tcp fconnect errno = %d-%s\n", errno,strerror(errno))); if(errno == ECONNREFUSED) { /* ACK the SYN, send RST to refuse the connection */ tcp_respond(tp, ti, m, ti->ti_seq+1, (tcp_seq)0, TH_RST|TH_ACK); } else { if(errno == EHOSTUNREACH) code=ICMP_UNREACH_HOST; HTONL(ti->ti_seq); /* restore tcp header */ HTONL(ti->ti_ack); HTONS(ti->ti_win); HTONS(ti->ti_urp); m->m_data -= sizeof(struct tcpiphdr)+off-sizeof(struct tcphdr); m->m_len += sizeof(struct tcpiphdr)+off-sizeof(struct tcphdr); *ip=save_ip; icmp_error(m, ICMP_UNREACH,code, 0,strerror(errno)); } tcp_close(tp); m_free(m); } else { /* * Haven't connected yet, save the current mbuf * and ti, and return * XXX Some OS's don't tell us whether the connect() * succeeded or not. So we must time it out. */ so->so_m = m; so->so_ti = ti; tp->t_timer[TCPT_KEEP] = TCPTV_KEEP_INIT; tp->t_state = TCPS_SYN_RECEIVED; tcp_template(tp); } return; cont_conn: /* m==NULL * Check if the connect succeeded */ if (so->so_state & SS_NOFDREF) { tp = tcp_close(tp); goto dropwithreset; } cont_input: tcp_template(tp); if (optp) tcp_dooptions(tp, (u_char *)optp, optlen, ti); if (iss) tp->iss = iss; else tp->iss = slirp->tcp_iss; slirp->tcp_iss += TCP_ISSINCR/2; tp->irs = ti->ti_seq; tcp_sendseqinit(tp); tcp_rcvseqinit(tp); tp->t_flags |= TF_ACKNOW; tp->t_state = TCPS_SYN_RECEIVED; tp->t_timer[TCPT_KEEP] = TCPTV_KEEP_INIT; goto trimthenstep6; } /* case TCPS_LISTEN */ /* * If the state is SYN_SENT: * if seg contains an ACK, but not for our SYN, drop the input. * if seg contains a RST, then drop the connection. * if seg does not contain SYN, then drop it. * Otherwise this is an acceptable SYN segment * initialize tp->rcv_nxt and tp->irs * if seg contains ack then advance tp->snd_una * if SYN has been acked change to ESTABLISHED else SYN_RCVD state * arrange for segment to be acked (eventually) * continue processing rest of data/controls, beginning with URG */ case TCPS_SYN_SENT: if ((tiflags & TH_ACK) && (SEQ_LEQ(ti->ti_ack, tp->iss) || SEQ_GT(ti->ti_ack, tp->snd_max))) goto dropwithreset; if (tiflags & TH_RST) { if (tiflags & TH_ACK) { tcp_drop(tp, 0); /* XXX Check t_softerror! */ } goto drop; } if ((tiflags & TH_SYN) == 0) goto drop; if (tiflags & TH_ACK) { tp->snd_una = ti->ti_ack; if (SEQ_LT(tp->snd_nxt, tp->snd_una)) tp->snd_nxt = tp->snd_una; } tp->t_timer[TCPT_REXMT] = 0; tp->irs = ti->ti_seq; tcp_rcvseqinit(tp); tp->t_flags |= TF_ACKNOW; if (tiflags & TH_ACK && SEQ_GT(tp->snd_una, tp->iss)) { soisfconnected(so); tp->t_state = TCPS_ESTABLISHED; (void) tcp_reass(tp, (struct tcpiphdr *)0, (struct mbuf *)0); /* * if we didn't have to retransmit the SYN, * use its rtt as our initial srtt & rtt var. */ if (tp->t_rtt) tcp_xmit_timer(tp, tp->t_rtt); } else tp->t_state = TCPS_SYN_RECEIVED; trimthenstep6: /* * Advance ti->ti_seq to correspond to first data byte. * If data, trim to stay within window, * dropping FIN if necessary. */ ti->ti_seq++; if (ti->ti_len > tp->rcv_wnd) { todrop = ti->ti_len - tp->rcv_wnd; m_adj(m, -todrop); ti->ti_len = tp->rcv_wnd; tiflags &= ~TH_FIN; } tp->snd_wl1 = ti->ti_seq - 1; tp->rcv_up = ti->ti_seq; goto step6; } /* switch tp->t_state */ /* * States other than LISTEN or SYN_SENT. * Check that at least some bytes of segment are within * receive window. If segment begins before rcv_nxt, * drop leading data (and SYN); if nothing left, just ack. */ todrop = tp->rcv_nxt - ti->ti_seq; if (todrop > 0) { if (tiflags & TH_SYN) { tiflags &= ~TH_SYN; ti->ti_seq++; if (ti->ti_urp > 1) ti->ti_urp--; else tiflags &= ~TH_URG; todrop--; } /* * Following if statement from Stevens, vol. 2, p. 960. */ if (todrop > ti->ti_len || (todrop == ti->ti_len && (tiflags & TH_FIN) == 0)) { /* * Any valid FIN must be to the left of the window. * At this point the FIN must be a duplicate or out * of sequence; drop it. */ tiflags &= ~TH_FIN; /* * Send an ACK to resynchronize and drop any data. * But keep on processing for RST or ACK. */ tp->t_flags |= TF_ACKNOW; todrop = ti->ti_len; } m_adj(m, todrop); ti->ti_seq += todrop; ti->ti_len -= todrop; if (ti->ti_urp > todrop) ti->ti_urp -= todrop; else { tiflags &= ~TH_URG; ti->ti_urp = 0; } } /* * If new data are received on a connection after the * user processes are gone, then RST the other end. */ if ((so->so_state & SS_NOFDREF) && tp->t_state > TCPS_CLOSE_WAIT && ti->ti_len) { tp = tcp_close(tp); goto dropwithreset; } /* * If segment ends after window, drop trailing data * (and PUSH and FIN); if nothing left, just ACK. */ todrop = (ti->ti_seq+ti->ti_len) - (tp->rcv_nxt+tp->rcv_wnd); if (todrop > 0) { if (todrop >= ti->ti_len) { /* * If a new connection request is received * while in TIME_WAIT, drop the old connection * and start over if the sequence numbers * are above the previous ones. */ if (tiflags & TH_SYN && tp->t_state == TCPS_TIME_WAIT && SEQ_GT(ti->ti_seq, tp->rcv_nxt)) { iss = tp->rcv_nxt + TCP_ISSINCR; tp = tcp_close(tp); goto findso; } /* * If window is closed can only take segments at * window edge, and have to drop data and PUSH from * incoming segments. Continue processing, but * remember to ack. Otherwise, drop segment * and ack. */ if (tp->rcv_wnd == 0 && ti->ti_seq == tp->rcv_nxt) { tp->t_flags |= TF_ACKNOW; } else { goto dropafterack; } } m_adj(m, -todrop); ti->ti_len -= todrop; tiflags &= ~(TH_PUSH|TH_FIN); } /* * If the RST bit is set examine the state: * SYN_RECEIVED STATE: * If passive open, return to LISTEN state. * If active open, inform user that connection was refused. * ESTABLISHED, FIN_WAIT_1, FIN_WAIT2, CLOSE_WAIT STATES: * Inform user that connection was reset, and close tcb. * CLOSING, LAST_ACK, TIME_WAIT STATES * Close the tcb. */ if (tiflags&TH_RST) switch (tp->t_state) { case TCPS_SYN_RECEIVED: case TCPS_ESTABLISHED: case TCPS_FIN_WAIT_1: case TCPS_FIN_WAIT_2: case TCPS_CLOSE_WAIT: tp->t_state = TCPS_CLOSED; tcp_close(tp); goto drop; case TCPS_CLOSING: case TCPS_LAST_ACK: case TCPS_TIME_WAIT: tcp_close(tp); goto drop; } /* * If a SYN is in the window, then this is an * error and we send an RST and drop the connection. */ if (tiflags & TH_SYN) { tp = tcp_drop(tp,0); goto dropwithreset; } /* * If the ACK bit is off we drop the segment and return. */ if ((tiflags & TH_ACK) == 0) goto drop; /* * Ack processing. */ switch (tp->t_state) { /* * In SYN_RECEIVED state if the ack ACKs our SYN then enter * ESTABLISHED state and continue processing, otherwise * send an RST. una<=ack<=max */ case TCPS_SYN_RECEIVED: if (SEQ_GT(tp->snd_una, ti->ti_ack) || SEQ_GT(ti->ti_ack, tp->snd_max)) goto dropwithreset; tp->t_state = TCPS_ESTABLISHED; /* * The sent SYN is ack'ed with our sequence number +1 * The first data byte already in the buffer will get * lost if no correction is made. This is only needed for * SS_CTL since the buffer is empty otherwise. * tp->snd_una++; or: */ tp->snd_una=ti->ti_ack; if (so->so_state & SS_CTL) { /* So tcp_ctl reports the right state */ ret = tcp_ctl(so); if (ret == 1) { soisfconnected(so); so->so_state &= ~SS_CTL; /* success XXX */ } else if (ret == 2) { so->so_state &= SS_PERSISTENT_MASK; so->so_state |= SS_NOFDREF; /* CTL_CMD */ } else { needoutput = 1; tp->t_state = TCPS_FIN_WAIT_1; } } else { soisfconnected(so); } (void) tcp_reass(tp, (struct tcpiphdr *)0, (struct mbuf *)0); tp->snd_wl1 = ti->ti_seq - 1; /* Avoid ack processing; snd_una==ti_ack => dup ack */ goto synrx_to_est; /* fall into ... */ /* * In ESTABLISHED state: drop duplicate ACKs; ACK out of range * ACKs. If the ack is in the range * tp->snd_una < ti->ti_ack <= tp->snd_max * then advance tp->snd_una to ti->ti_ack and drop * data from the retransmission queue. If this ACK reflects * more up to date window information we update our window information. */ case TCPS_ESTABLISHED: case TCPS_FIN_WAIT_1: case TCPS_FIN_WAIT_2: case TCPS_CLOSE_WAIT: case TCPS_CLOSING: case TCPS_LAST_ACK: case TCPS_TIME_WAIT: if (SEQ_LEQ(ti->ti_ack, tp->snd_una)) { if (ti->ti_len == 0 && tiwin == tp->snd_wnd) { DEBUG_MISC((dfd, " dup ack m = %lx so = %lx\n", (long )m, (long )so)); /* * If we have outstanding data (other than * a window probe), this is a completely * duplicate ack (ie, window info didn't * change), the ack is the biggest we've * seen and we've seen exactly our rexmt * threshold of them, assume a packet * has been dropped and retransmit it. * Kludge snd_nxt & the congestion * window so we send only this one * packet. * * We know we're losing at the current * window size so do congestion avoidance * (set ssthresh to half the current window * and pull our congestion window back to * the new ssthresh). * * Dup acks mean that packets have left the * network (they're now cached at the receiver) * so bump cwnd by the amount in the receiver * to keep a constant cwnd packets in the * network. */ if (tp->t_timer[TCPT_REXMT] == 0 || ti->ti_ack != tp->snd_una) tp->t_dupacks = 0; else if (++tp->t_dupacks == TCPREXMTTHRESH) { tcp_seq onxt = tp->snd_nxt; u_int win = min(tp->snd_wnd, tp->snd_cwnd) / 2 / tp->t_maxseg; if (win < 2) win = 2; tp->snd_ssthresh = win * tp->t_maxseg; tp->t_timer[TCPT_REXMT] = 0; tp->t_rtt = 0; tp->snd_nxt = ti->ti_ack; tp->snd_cwnd = tp->t_maxseg; (void) tcp_output(tp); tp->snd_cwnd = tp->snd_ssthresh + tp->t_maxseg * tp->t_dupacks; if (SEQ_GT(onxt, tp->snd_nxt)) tp->snd_nxt = onxt; goto drop; } else if (tp->t_dupacks > TCPREXMTTHRESH) { tp->snd_cwnd += tp->t_maxseg; (void) tcp_output(tp); goto drop; } } else tp->t_dupacks = 0; break; } synrx_to_est: /* * If the congestion window was inflated to account * for the other side's cached packets, retract it. */ if (tp->t_dupacks > TCPREXMTTHRESH && tp->snd_cwnd > tp->snd_ssthresh) tp->snd_cwnd = tp->snd_ssthresh; tp->t_dupacks = 0; if (SEQ_GT(ti->ti_ack, tp->snd_max)) { goto dropafterack; } acked = ti->ti_ack - tp->snd_una; /* * If transmit timer is running and timed sequence * number was acked, update smoothed round trip time. * Since we now have an rtt measurement, cancel the * timer backoff (cf., Phil Karn's retransmit alg.). * Recompute the initial retransmit timer. */ if (tp->t_rtt && SEQ_GT(ti->ti_ack, tp->t_rtseq)) tcp_xmit_timer(tp,tp->t_rtt); /* * If all outstanding data is acked, stop retransmit * timer and remember to restart (more output or persist). * If there is more data to be acked, restart retransmit * timer, using current (possibly backed-off) value. */ if (ti->ti_ack == tp->snd_max) { tp->t_timer[TCPT_REXMT] = 0; needoutput = 1; } else if (tp->t_timer[TCPT_PERSIST] == 0) tp->t_timer[TCPT_REXMT] = tp->t_rxtcur; /* * When new data is acked, open the congestion window. * If the window gives us less than ssthresh packets * in flight, open exponentially (maxseg per packet). * Otherwise open linearly: maxseg per window * (maxseg^2 / cwnd per packet). */ { register u_int cw = tp->snd_cwnd; register u_int incr = tp->t_maxseg; if (cw > tp->snd_ssthresh) incr = incr * incr / cw; tp->snd_cwnd = min(cw + incr, TCP_MAXWIN<<tp->snd_scale); } if (acked > so->so_snd.sb_cc) { tp->snd_wnd -= so->so_snd.sb_cc; sbdrop(&so->so_snd, (int )so->so_snd.sb_cc); ourfinisacked = 1; } else { sbdrop(&so->so_snd, acked); tp->snd_wnd -= acked; ourfinisacked = 0; } tp->snd_una = ti->ti_ack; if (SEQ_LT(tp->snd_nxt, tp->snd_una)) tp->snd_nxt = tp->snd_una; switch (tp->t_state) { /* * In FIN_WAIT_1 STATE in addition to the processing * for the ESTABLISHED state if our FIN is now acknowledged * then enter FIN_WAIT_2. */ case TCPS_FIN_WAIT_1: if (ourfinisacked) { /* * If we can't receive any more * data, then closing user can proceed. * Starting the timer is contrary to the * specification, but if we don't get a FIN * we'll hang forever. */ if (so->so_state & SS_FCANTRCVMORE) { tp->t_timer[TCPT_2MSL] = TCP_MAXIDLE; } tp->t_state = TCPS_FIN_WAIT_2; } break; /* * In CLOSING STATE in addition to the processing for * the ESTABLISHED state if the ACK acknowledges our FIN * then enter the TIME-WAIT state, otherwise ignore * the segment. */ case TCPS_CLOSING: if (ourfinisacked) { tp->t_state = TCPS_TIME_WAIT; tcp_canceltimers(tp); tp->t_timer[TCPT_2MSL] = 2 * TCPTV_MSL; } break; /* * In LAST_ACK, we may still be waiting for data to drain * and/or to be acked, as well as for the ack of our FIN. * If our FIN is now acknowledged, delete the TCB, * enter the closed state and return. */ case TCPS_LAST_ACK: if (ourfinisacked) { tcp_close(tp); goto drop; } break; /* * In TIME_WAIT state the only thing that should arrive * is a retransmission of the remote FIN. Acknowledge * it and restart the finack timer. */ case TCPS_TIME_WAIT: tp->t_timer[TCPT_2MSL] = 2 * TCPTV_MSL; goto dropafterack; } } /* switch(tp->t_state) */ step6: /* * Update window information. * Don't look at window if no ACK: TAC's send garbage on first SYN. */ if ((tiflags & TH_ACK) && (SEQ_LT(tp->snd_wl1, ti->ti_seq) || (tp->snd_wl1 == ti->ti_seq && (SEQ_LT(tp->snd_wl2, ti->ti_ack) || (tp->snd_wl2 == ti->ti_ack && tiwin > tp->snd_wnd))))) { tp->snd_wnd = tiwin; tp->snd_wl1 = ti->ti_seq; tp->snd_wl2 = ti->ti_ack; if (tp->snd_wnd > tp->max_sndwnd) tp->max_sndwnd = tp->snd_wnd; needoutput = 1; } /* * Process segments with URG. */ if ((tiflags & TH_URG) && ti->ti_urp && TCPS_HAVERCVDFIN(tp->t_state) == 0) { /* * This is a kludge, but if we receive and accept * random urgent pointers, we'll crash in * soreceive. It's hard to imagine someone * actually wanting to send this much urgent data. */ if (ti->ti_urp + so->so_rcv.sb_cc > so->so_rcv.sb_datalen) { ti->ti_urp = 0; tiflags &= ~TH_URG; goto dodata; } /* * If this segment advances the known urgent pointer, * then mark the data stream. This should not happen * in CLOSE_WAIT, CLOSING, LAST_ACK or TIME_WAIT STATES since * a FIN has been received from the remote side. * In these states we ignore the URG. * * According to RFC961 (Assigned Protocols), * the urgent pointer points to the last octet * of urgent data. We continue, however, * to consider it to indicate the first octet * of data past the urgent section as the original * spec states (in one of two places). */ if (SEQ_GT(ti->ti_seq+ti->ti_urp, tp->rcv_up)) { tp->rcv_up = ti->ti_seq + ti->ti_urp; so->so_urgc = so->so_rcv.sb_cc + (tp->rcv_up - tp->rcv_nxt); /* -1; */ tp->rcv_up = ti->ti_seq + ti->ti_urp; } } else /* * If no out of band data is expected, * pull receive urgent pointer along * with the receive window. */ if (SEQ_GT(tp->rcv_nxt, tp->rcv_up)) tp->rcv_up = tp->rcv_nxt; dodata: /* * If this is a small packet, then ACK now - with Nagel * congestion avoidance sender won't send more until * he gets an ACK. */ if (ti->ti_len && (unsigned)ti->ti_len <= 5 && ((struct tcpiphdr_2 *)ti)->first_char == (char)27) { tp->t_flags |= TF_ACKNOW; } /* * Process the segment text, merging it into the TCP sequencing queue, * and arranging for acknowledgment of receipt if necessary. * This process logically involves adjusting tp->rcv_wnd as data * is presented to the user (this happens in tcp_usrreq.c, * case PRU_RCVD). If a FIN has already been received on this * connection then we just ignore the text. */ if ((ti->ti_len || (tiflags&TH_FIN)) && TCPS_HAVERCVDFIN(tp->t_state) == 0) { TCP_REASS(tp, ti, m, so, tiflags); } else { m_free(m); tiflags &= ~TH_FIN; } /* * If FIN is received ACK the FIN and let the user know * that the connection is closing. */ if (tiflags & TH_FIN) { if (TCPS_HAVERCVDFIN(tp->t_state) == 0) { /* * If we receive a FIN we can't send more data, * set it SS_FDRAIN * Shutdown the socket if there is no rx data in the * buffer. * soread() is called on completion of shutdown() and * will got to TCPS_LAST_ACK, and use tcp_output() * to send the FIN. */ sofwdrain(so); tp->t_flags |= TF_ACKNOW; tp->rcv_nxt++; } switch (tp->t_state) { /* * In SYN_RECEIVED and ESTABLISHED STATES * enter the CLOSE_WAIT state. */ case TCPS_SYN_RECEIVED: case TCPS_ESTABLISHED: if(so->so_emu == EMU_CTL) /* no shutdown on socket */ tp->t_state = TCPS_LAST_ACK; else tp->t_state = TCPS_CLOSE_WAIT; break; /* * If still in FIN_WAIT_1 STATE FIN has not been acked so * enter the CLOSING state. */ case TCPS_FIN_WAIT_1: tp->t_state = TCPS_CLOSING; break; /* * In FIN_WAIT_2 state enter the TIME_WAIT state, * starting the time-wait timer, turning off the other * standard timers. */ case TCPS_FIN_WAIT_2: tp->t_state = TCPS_TIME_WAIT; tcp_canceltimers(tp); tp->t_timer[TCPT_2MSL] = 2 * TCPTV_MSL; break; /* * In TIME_WAIT state restart the 2 MSL time_wait timer. */ case TCPS_TIME_WAIT: tp->t_timer[TCPT_2MSL] = 2 * TCPTV_MSL; break; } } /* * Return any desired output. */ if (needoutput || (tp->t_flags & TF_ACKNOW)) { (void) tcp_output(tp); } return; dropafterack: /* * Generate an ACK dropping incoming segment if it occupies * sequence space, where the ACK reflects our state. */ if (tiflags & TH_RST) goto drop; m_free(m); tp->t_flags |= TF_ACKNOW; (void) tcp_output(tp); return; dropwithreset: /* reuses m if m!=NULL, m_free() unnecessary */ if (tiflags & TH_ACK) tcp_respond(tp, ti, m, (tcp_seq)0, ti->ti_ack, TH_RST); else { if (tiflags & TH_SYN) ti->ti_len++; tcp_respond(tp, ti, m, ti->ti_seq+ti->ti_len, (tcp_seq)0, TH_RST|TH_ACK); } return; drop: /* * Drop space held by incoming segment and return. */ m_free(m); } | 11,596 |
0 | static bool cmd_identify(IDEState *s, uint8_t cmd) { if (s->bs && s->drive_kind != IDE_CD) { if (s->drive_kind != IDE_CFATA) { ide_identify(s); } else { ide_cfata_identify(s); } s->status = READY_STAT | SEEK_STAT; ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop); ide_set_irq(s->bus); return false; } else { if (s->drive_kind == IDE_CD) { ide_set_signature(s); } ide_abort_command(s); } return true; } | 11,598 |
0 | static coroutine_fn int dmg_co_read(BlockDriverState *bs, int64_t sector_num, uint8_t *buf, int nb_sectors) { int ret; BDRVDMGState *s = bs->opaque; qemu_co_mutex_lock(&s->lock); ret = dmg_read(bs, sector_num, buf, nb_sectors); qemu_co_mutex_unlock(&s->lock); return ret; } | 11,599 |
0 | static void cmd_read_cdvd_capacity(IDEState *s, uint8_t* buf) { uint64_t total_sectors = s->nb_sectors >> 2; if (total_sectors == 0) { ide_atapi_cmd_error(s, SENSE_NOT_READY, ASC_MEDIUM_NOT_PRESENT); return; } /* NOTE: it is really the number of sectors minus 1 */ cpu_to_ube32(buf, total_sectors - 1); cpu_to_ube32(buf + 4, 2048); ide_atapi_cmd_reply(s, 8, 8); } | 11,600 |
0 | int64 float32_to_int64_round_to_zero( float32 a STATUS_PARAM ) { flag aSign; int16 aExp, shiftCount; bits32 aSig; bits64 aSig64; int64 z; aSig = extractFloat32Frac( a ); aExp = extractFloat32Exp( a ); aSign = extractFloat32Sign( a ); shiftCount = aExp - 0xBE; if ( 0 <= shiftCount ) { if ( a != 0xDF000000 ) { float_raise( float_flag_invalid STATUS_VAR); if ( ! aSign || ( ( aExp == 0xFF ) && aSig ) ) { return LIT64( 0x7FFFFFFFFFFFFFFF ); } } return (sbits64) LIT64( 0x8000000000000000 ); } else if ( aExp <= 0x7E ) { if ( aExp | aSig ) STATUS(float_exception_flags) |= float_flag_inexact; return 0; } aSig64 = aSig | 0x00800000; aSig64 <<= 40; z = aSig64>>( - shiftCount ); if ( (bits64) ( aSig64<<( shiftCount & 63 ) ) ) { STATUS(float_exception_flags) |= float_flag_inexact; } if ( aSign ) z = - z; return z; } | 11,601 |
0 | putsum(uint8_t *data, uint32_t n, uint32_t sloc, uint32_t css, uint32_t cse) { if (cse && cse < n) n = cse + 1; if (sloc < n-1) cpu_to_be16wu((uint16_t *)(data + sloc), do_cksum(data + css, data + n)); } | 11,602 |
0 | uint32_t HELPER(lcxbr)(CPUS390XState *env, uint32_t f1, uint32_t f2) { CPU_QuadU x1, x2; x2.ll.upper = env->fregs[f2].ll; x2.ll.lower = env->fregs[f2 + 2].ll; x1.q = float128_chs(x2.q); env->fregs[f1].ll = x1.ll.upper; env->fregs[f1 + 2].ll = x1.ll.lower; return set_cc_nz_f128(x1.q); } | 11,603 |
0 | static void pc_machine_set_nvdimm(Object *obj, bool value, Error **errp) { PCMachineState *pcms = PC_MACHINE(obj); pcms->nvdimm = value; } | 11,604 |
0 | static int dca_exss_parse_asset_header(DCAContext *s) { int header_pos = get_bits_count(&s->gb); int header_size; int channels; int embedded_stereo = 0; int embedded_6ch = 0; int drc_code_present; int extensions_mask; int i, j; if (get_bits_left(&s->gb) < 16) return -1; /* We will parse just enough to get to the extensions bitmask with which * we can set the profile value. */ header_size = get_bits(&s->gb, 9) + 1; skip_bits(&s->gb, 3); // asset index if (s->static_fields) { if (get_bits1(&s->gb)) skip_bits(&s->gb, 4); // asset type descriptor if (get_bits1(&s->gb)) skip_bits_long(&s->gb, 24); // language descriptor if (get_bits1(&s->gb)) { /* How can one fit 1024 bytes of text here if the maximum value * for the asset header size field above was 512 bytes? */ int text_length = get_bits(&s->gb, 10) + 1; if (get_bits_left(&s->gb) < text_length * 8) return -1; skip_bits_long(&s->gb, text_length * 8); // info text } skip_bits(&s->gb, 5); // bit resolution - 1 skip_bits(&s->gb, 4); // max sample rate code channels = get_bits(&s->gb, 8) + 1; if (get_bits1(&s->gb)) { // 1-to-1 channels to speakers int spkr_remap_sets; int spkr_mask_size = 16; int num_spkrs[7]; if (channels > 2) embedded_stereo = get_bits1(&s->gb); if (channels > 6) embedded_6ch = get_bits1(&s->gb); if (get_bits1(&s->gb)) { spkr_mask_size = (get_bits(&s->gb, 2) + 1) << 2; skip_bits(&s->gb, spkr_mask_size); // spkr activity mask } spkr_remap_sets = get_bits(&s->gb, 3); for (i = 0; i < spkr_remap_sets; i++) { /* std layout mask for each remap set */ num_spkrs[i] = dca_exss_mask2count(get_bits(&s->gb, spkr_mask_size)); } for (i = 0; i < spkr_remap_sets; i++) { int num_dec_ch_remaps = get_bits(&s->gb, 5) + 1; if (get_bits_left(&s->gb) < 0) return -1; for (j = 0; j < num_spkrs[i]; j++) { int remap_dec_ch_mask = get_bits_long(&s->gb, num_dec_ch_remaps); int num_dec_ch = av_popcount(remap_dec_ch_mask); skip_bits_long(&s->gb, num_dec_ch * 5); // remap codes } } } else { skip_bits(&s->gb, 3); // representation type } } drc_code_present = get_bits1(&s->gb); if (drc_code_present) get_bits(&s->gb, 8); // drc code if (get_bits1(&s->gb)) skip_bits(&s->gb, 5); // dialog normalization code if (drc_code_present && embedded_stereo) get_bits(&s->gb, 8); // drc stereo code if (s->mix_metadata && get_bits1(&s->gb)) { skip_bits(&s->gb, 1); // external mix skip_bits(&s->gb, 6); // post mix gain code if (get_bits(&s->gb, 2) != 3) // mixer drc code skip_bits(&s->gb, 3); // drc limit else skip_bits(&s->gb, 8); // custom drc code if (get_bits1(&s->gb)) // channel specific scaling for (i = 0; i < s->num_mix_configs; i++) skip_bits_long(&s->gb, s->mix_config_num_ch[i] * 6); // scale codes else skip_bits_long(&s->gb, s->num_mix_configs * 6); // scale codes for (i = 0; i < s->num_mix_configs; i++) { if (get_bits_left(&s->gb) < 0) return -1; dca_exss_skip_mix_coeffs(&s->gb, channels, s->mix_config_num_ch[i]); if (embedded_6ch) dca_exss_skip_mix_coeffs(&s->gb, 6, s->mix_config_num_ch[i]); if (embedded_stereo) dca_exss_skip_mix_coeffs(&s->gb, 2, s->mix_config_num_ch[i]); } } switch (get_bits(&s->gb, 2)) { case 0: extensions_mask = get_bits(&s->gb, 12); break; case 1: extensions_mask = DCA_EXT_EXSS_XLL; break; case 2: extensions_mask = DCA_EXT_EXSS_LBR; break; case 3: extensions_mask = 0; /* aux coding */ break; } /* not parsed further, we were only interested in the extensions mask */ if (get_bits_left(&s->gb) < 0) return -1; if (get_bits_count(&s->gb) - header_pos > header_size * 8) { av_log(s->avctx, AV_LOG_WARNING, "Asset header size mismatch.\n"); return -1; } skip_bits_long(&s->gb, header_pos + header_size * 8 - get_bits_count(&s->gb)); if (extensions_mask & DCA_EXT_EXSS_XLL) s->profile = FF_PROFILE_DTS_HD_MA; else if (extensions_mask & (DCA_EXT_EXSS_XBR | DCA_EXT_EXSS_X96 | DCA_EXT_EXSS_XXCH)) s->profile = FF_PROFILE_DTS_HD_HRA; if (!(extensions_mask & DCA_EXT_CORE)) av_log(s->avctx, AV_LOG_WARNING, "DTS core detection mismatch.\n"); if ((extensions_mask & DCA_CORE_EXTS) != s->core_ext_mask) av_log(s->avctx, AV_LOG_WARNING, "DTS extensions detection mismatch (%d, %d)\n", extensions_mask & DCA_CORE_EXTS, s->core_ext_mask); return 0; } | 11,605 |
0 | static int uhci_broadcast_packet(UHCIState *s, USBPacket *p) { UHCIPort *port; USBDevice *dev; int i, ret; #ifdef DEBUG_PACKET { const char *pidstr; switch(p->pid) { case USB_TOKEN_SETUP: pidstr = "SETUP"; break; case USB_TOKEN_IN: pidstr = "IN"; break; case USB_TOKEN_OUT: pidstr = "OUT"; break; default: pidstr = "?"; break; } printf("frame %d: pid=%s addr=0x%02x ep=%d len=%d\n", s->frnum, pidstr, p->devaddr, p->devep, p->len); if (p->pid != USB_TOKEN_IN) { printf(" data_out="); for(i = 0; i < p->len; i++) { printf(" %02x", p->data[i]); } printf("\n"); } } #endif for(i = 0; i < NB_PORTS; i++) { port = &s->ports[i]; dev = port->port.dev; if (dev && (port->ctrl & UHCI_PORT_EN)) { ret = dev->handle_packet(dev, p); if (ret != USB_RET_NODEV) { #ifdef DEBUG_PACKET if (ret == USB_RET_ASYNC) { printf("usb-uhci: Async packet\n"); } else { printf(" ret=%d ", ret); if (p->pid == USB_TOKEN_IN && ret > 0) { printf("data_in="); for(i = 0; i < ret; i++) { printf(" %02x", p->data[i]); } } printf("\n"); } #endif return ret; } } } return USB_RET_NODEV; } | 11,606 |
0 | static inline PageDesc *page_find_alloc(target_ulong index) { PageDesc **lp, *p; lp = page_l1_map(index); if (!lp) return NULL; p = *lp; if (!p) { /* allocate if not found */ #if defined(CONFIG_USER_ONLY) unsigned long addr; size_t len = sizeof(PageDesc) * L2_SIZE; /* Don't use qemu_malloc because it may recurse. */ p = mmap(0, len, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); *lp = p; addr = h2g(p); if (addr == (target_ulong)addr) { page_set_flags(addr & TARGET_PAGE_MASK, TARGET_PAGE_ALIGN(addr + len), PAGE_RESERVED); } #else p = qemu_mallocz(sizeof(PageDesc) * L2_SIZE); *lp = p; #endif } return p + (index & (L2_SIZE - 1)); } | 11,607 |
0 | static void x86_cpu_apic_create(X86CPU *cpu, Error **errp) { DeviceState *dev = DEVICE(cpu); APICCommonState *apic; const char *apic_type = "apic"; if (kvm_irqchip_in_kernel()) { apic_type = "kvm-apic"; } else if (xen_enabled()) { apic_type = "xen-apic"; } cpu->apic_state = qdev_try_create(qdev_get_parent_bus(dev), apic_type); if (cpu->apic_state == NULL) { error_setg(errp, "APIC device '%s' could not be created", apic_type); return; } object_property_add_child(OBJECT(cpu), "apic", OBJECT(cpu->apic_state), NULL); qdev_prop_set_uint8(cpu->apic_state, "id", cpu->apic_id); /* TODO: convert to link<> */ apic = APIC_COMMON(cpu->apic_state); apic->cpu = cpu; apic->apicbase = APIC_DEFAULT_ADDRESS | MSR_IA32_APICBASE_ENABLE; } | 11,609 |
0 | int select_watchdog_action(const char *p) { int action; char *qapi_value; qapi_value = g_ascii_strdown(p, -1); action = qapi_enum_parse(&WatchdogAction_lookup, qapi_value, -1, NULL); g_free(qapi_value); if (action < 0) return -1; watchdog_action = action; return 0; } | 11,610 |
0 | static void pty_chr_read(void *opaque) { CharDriverState *chr = opaque; PtyCharDriver *s = chr->opaque; int size, len; uint8_t buf[1024]; len = sizeof(buf); if (len > s->read_bytes) len = s->read_bytes; if (len == 0) return; size = read(s->fd, buf, len); if ((size == -1 && errno == EIO) || (size == 0)) { pty_chr_state(chr, 0); return; } if (size > 0) { pty_chr_state(chr, 1); qemu_chr_read(chr, buf, size); } } | 11,614 |
0 | static void test_visitor_out_struct(TestOutputVisitorData *data, const void *unused) { TestStruct test_struct = { .integer = 42, .boolean = false, .string = (char *) "foo"}; TestStruct *p = &test_struct; QObject *obj; QDict *qdict; visit_type_TestStruct(data->ov, NULL, &p, &error_abort); obj = visitor_get(data); g_assert(qobject_type(obj) == QTYPE_QDICT); qdict = qobject_to_qdict(obj); g_assert_cmpint(qdict_size(qdict), ==, 3); g_assert_cmpint(qdict_get_int(qdict, "integer"), ==, 42); g_assert_cmpint(qdict_get_bool(qdict, "boolean"), ==, false); g_assert_cmpstr(qdict_get_str(qdict, "string"), ==, "foo"); } | 11,615 |
0 | static inline int check_ap(CPUARMState *env, ARMMMUIdx mmu_idx, int ap, int domain_prot, int access_type) { int prot_ro; bool is_user = regime_is_user(env, mmu_idx); if (domain_prot == 3) { return PAGE_READ | PAGE_WRITE; } if (access_type == 1) { prot_ro = 0; } else { prot_ro = PAGE_READ; } switch (ap) { case 0: if (arm_feature(env, ARM_FEATURE_V7)) { return 0; } if (access_type == 1) { return 0; } switch (regime_sctlr(env, mmu_idx) & (SCTLR_S | SCTLR_R)) { case SCTLR_S: return is_user ? 0 : PAGE_READ; case SCTLR_R: return PAGE_READ; default: return 0; } case 1: return is_user ? 0 : PAGE_READ | PAGE_WRITE; case 2: if (is_user) { return prot_ro; } else { return PAGE_READ | PAGE_WRITE; } case 3: return PAGE_READ | PAGE_WRITE; case 4: /* Reserved. */ return 0; case 5: return is_user ? 0 : prot_ro; case 6: return prot_ro; case 7: if (!arm_feature(env, ARM_FEATURE_V6K)) { return 0; } return prot_ro; default: abort(); } } | 11,617 |
0 | static int posix_aio_flush(void *opaque) { PosixAioState *s = opaque; return !!s->first_aio; } | 11,618 |
0 | static MemoryRegionSection *address_space_lookup_region(AddressSpaceDispatch *d, hwaddr addr, bool resolve_subpage) { MemoryRegionSection *section; subpage_t *subpage; section = phys_page_find(d->phys_map, addr, d->map.nodes, d->map.sections); if (resolve_subpage && section->mr->subpage) { subpage = container_of(section->mr, subpage_t, iomem); section = &d->map.sections[subpage->sub_section[SUBPAGE_IDX(addr)]]; } return section; } | 11,619 |
0 | static void finish_read_pci_config(sPAPREnvironment *spapr, uint64_t buid, uint32_t addr, uint32_t size, target_ulong rets) { PCIDevice *pci_dev; uint32_t val; if ((size != 1) && (size != 2) && (size != 4)) { /* access must be 1, 2 or 4 bytes */ rtas_st(rets, 0, RTAS_OUT_HW_ERROR); return; } pci_dev = find_dev(spapr, buid, addr); addr = rtas_pci_cfgaddr(addr); if (!pci_dev || (addr % size) || (addr >= pci_config_size(pci_dev))) { /* Access must be to a valid device, within bounds and * naturally aligned */ rtas_st(rets, 0, RTAS_OUT_HW_ERROR); return; } val = pci_host_config_read_common(pci_dev, addr, pci_config_size(pci_dev), size); rtas_st(rets, 0, RTAS_OUT_SUCCESS); rtas_st(rets, 1, val); } | 11,620 |
0 | static void RENAME(interleaveBytes)(const uint8_t *src1, const uint8_t *src2, uint8_t *dest, long width, long height, long src1Stride, long src2Stride, long dstStride) { long h; for (h=0; h < height; h++) { long w; #if COMPILE_TEMPLATE_MMX #if COMPILE_TEMPLATE_SSE2 __asm__( "xor %%"REG_a", %%"REG_a" \n\t" "1: \n\t" PREFETCH" 64(%1, %%"REG_a") \n\t" PREFETCH" 64(%2, %%"REG_a") \n\t" "movdqa (%1, %%"REG_a"), %%xmm0 \n\t" "movdqa (%1, %%"REG_a"), %%xmm1 \n\t" "movdqa (%2, %%"REG_a"), %%xmm2 \n\t" "punpcklbw %%xmm2, %%xmm0 \n\t" "punpckhbw %%xmm2, %%xmm1 \n\t" "movntdq %%xmm0, (%0, %%"REG_a", 2) \n\t" "movntdq %%xmm1, 16(%0, %%"REG_a", 2) \n\t" "add $16, %%"REG_a" \n\t" "cmp %3, %%"REG_a" \n\t" " jb 1b \n\t" ::"r"(dest), "r"(src1), "r"(src2), "r" ((x86_reg)width-15) : "memory", "%"REG_a"" ); #else __asm__( "xor %%"REG_a", %%"REG_a" \n\t" "1: \n\t" PREFETCH" 64(%1, %%"REG_a") \n\t" PREFETCH" 64(%2, %%"REG_a") \n\t" "movq (%1, %%"REG_a"), %%mm0 \n\t" "movq 8(%1, %%"REG_a"), %%mm2 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm2, %%mm3 \n\t" "movq (%2, %%"REG_a"), %%mm4 \n\t" "movq 8(%2, %%"REG_a"), %%mm5 \n\t" "punpcklbw %%mm4, %%mm0 \n\t" "punpckhbw %%mm4, %%mm1 \n\t" "punpcklbw %%mm5, %%mm2 \n\t" "punpckhbw %%mm5, %%mm3 \n\t" MOVNTQ" %%mm0, (%0, %%"REG_a", 2) \n\t" MOVNTQ" %%mm1, 8(%0, %%"REG_a", 2) \n\t" MOVNTQ" %%mm2, 16(%0, %%"REG_a", 2) \n\t" MOVNTQ" %%mm3, 24(%0, %%"REG_a", 2) \n\t" "add $16, %%"REG_a" \n\t" "cmp %3, %%"REG_a" \n\t" " jb 1b \n\t" ::"r"(dest), "r"(src1), "r"(src2), "r" ((x86_reg)width-15) : "memory", "%"REG_a ); #endif for (w= (width&(~15)); w < width; w++) { dest[2*w+0] = src1[w]; dest[2*w+1] = src2[w]; } #else for (w=0; w < width; w++) { dest[2*w+0] = src1[w]; dest[2*w+1] = src2[w]; } #endif dest += dstStride; src1 += src1Stride; src2 += src2Stride; } #if COMPILE_TEMPLATE_MMX __asm__( EMMS" \n\t" SFENCE" \n\t" ::: "memory" ); #endif } | 11,621 |
0 | static int spapr_nvram_init(VIOsPAPRDevice *dev) { sPAPRNVRAM *nvram = VIO_SPAPR_NVRAM(dev); if (nvram->drive) { nvram->size = bdrv_getlength(nvram->drive); } else { nvram->size = DEFAULT_NVRAM_SIZE; nvram->buf = g_malloc0(nvram->size); } if ((nvram->size < MIN_NVRAM_SIZE) || (nvram->size > MAX_NVRAM_SIZE)) { fprintf(stderr, "spapr-nvram must be between %d and %d bytes in size\n", MIN_NVRAM_SIZE, MAX_NVRAM_SIZE); return -1; } spapr_rtas_register(RTAS_NVRAM_FETCH, "nvram-fetch", rtas_nvram_fetch); spapr_rtas_register(RTAS_NVRAM_STORE, "nvram-store", rtas_nvram_store); return 0; } | 11,622 |
0 | static void test_io_channel_setup_async(SocketAddress *listen_addr, SocketAddress *connect_addr, QIOChannel **src, QIOChannel **dst) { QIOChannelSocket *lioc; struct TestIOChannelData data; data.loop = g_main_loop_new(g_main_context_default(), TRUE); lioc = qio_channel_socket_new(); qio_channel_socket_listen_async( lioc, listen_addr, test_io_channel_complete, &data, NULL); g_main_loop_run(data.loop); g_main_context_iteration(g_main_context_default(), FALSE); g_assert(!data.err); if (listen_addr->type == SOCKET_ADDRESS_KIND_INET) { SocketAddress *laddr = qio_channel_socket_get_local_address( lioc, &error_abort); g_free(connect_addr->u.inet.data->port); connect_addr->u.inet.data->port = g_strdup(laddr->u.inet.data->port); qapi_free_SocketAddress(laddr); } *src = QIO_CHANNEL(qio_channel_socket_new()); qio_channel_socket_connect_async( QIO_CHANNEL_SOCKET(*src), connect_addr, test_io_channel_complete, &data, NULL); g_main_loop_run(data.loop); g_main_context_iteration(g_main_context_default(), FALSE); g_assert(!data.err); qio_channel_wait(QIO_CHANNEL(lioc), G_IO_IN); *dst = QIO_CHANNEL(qio_channel_socket_accept(lioc, &error_abort)); g_assert(*dst); qio_channel_set_delay(*src, false); test_io_channel_set_socket_bufs(*src, *dst); object_unref(OBJECT(lioc)); g_main_loop_unref(data.loop); } | 11,623 |
0 | iscsi_process_read(void *arg) { IscsiLun *iscsilun = arg; struct iscsi_context *iscsi = iscsilun->iscsi; aio_context_acquire(iscsilun->aio_context); iscsi_service(iscsi, POLLIN); iscsi_set_events(iscsilun); aio_context_release(iscsilun->aio_context); } | 11,625 |
0 | static int local_open2(FsContext *ctx, const char *path, int flags, mode_t mode) { return open(rpath(ctx, path), flags, mode); } | 11,626 |
0 | static int cpu_common_load(QEMUFile *f, void *opaque, int version_id) { CPUState *env = opaque; if (version_id != CPU_COMMON_SAVE_VERSION) return -EINVAL; qemu_get_be32s(f, &env->halted); qemu_get_be32s(f, &env->interrupt_request); env->interrupt_request &= ~CPU_INTERRUPT_EXIT; tlb_flush(env, 1); return 0; } | 11,627 |
0 | static void xhci_port_reset(XHCIPort *port) { trace_usb_xhci_port_reset(port->portnr); if (!xhci_port_have_device(port)) { return; } usb_device_reset(port->uport->dev); switch (port->uport->dev->speed) { case USB_SPEED_LOW: case USB_SPEED_FULL: case USB_SPEED_HIGH: set_field(&port->portsc, PLS_U0, PORTSC_PLS); trace_usb_xhci_port_link(port->portnr, PLS_U0); port->portsc |= PORTSC_PED; break; } port->portsc &= ~PORTSC_PR; xhci_port_notify(port, PORTSC_PRC); } | 11,629 |
0 | static int block_crypto_create_generic(QCryptoBlockFormat format, const char *filename, QemuOpts *opts, Error **errp) { int ret = -EINVAL; QCryptoBlockCreateOptions *create_opts = NULL; QCryptoBlock *crypto = NULL; struct BlockCryptoCreateData data = { .size = ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0), BDRV_SECTOR_SIZE), .opts = opts, .filename = filename, }; create_opts = block_crypto_create_opts_init(format, opts, errp); if (!create_opts) { return -1; } crypto = qcrypto_block_create(create_opts, block_crypto_init_func, block_crypto_write_func, &data, errp); if (!crypto) { ret = -EIO; goto cleanup; } ret = 0; cleanup: qcrypto_block_free(crypto); blk_unref(data.blk); qapi_free_QCryptoBlockCreateOptions(create_opts); return ret; } | 11,630 |
0 | static void vertical_filter(unsigned char *first_pixel, int stride, int *bounding_values) { int i; int filter_value; for (i = 0; i < 8; i++, first_pixel++) { filter_value = (first_pixel[-(2 * stride)] * 1) - (first_pixel[-(1 * stride)] * 3) + (first_pixel[ (0 )] * 3) - (first_pixel[ (1 * stride)] * 1); filter_value = bounding_values[(filter_value + 4) >> 3]; first_pixel[-(1 * stride)] = SATURATE_U8(first_pixel[-(1 * stride)] + filter_value); first_pixel[0] = SATURATE_U8(first_pixel[0] - filter_value); } } | 11,632 |
0 | POWERPC_FAMILY(POWER8)(ObjectClass *oc, void *data) { DeviceClass *dc = DEVICE_CLASS(oc); PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); dc->fw_name = "PowerPC,POWER8"; dc->desc = "POWER8"; dc->props = powerpc_servercpu_properties; pcc->pvr_match = ppc_pvr_match_power8; pcc->pcr_mask = PCR_COMPAT_2_05 | PCR_COMPAT_2_06; pcc->init_proc = init_proc_POWER8; pcc->check_pow = check_pow_nocheck; pcc->insns_flags = PPC_INSNS_BASE | PPC_ISEL | PPC_STRING | PPC_MFTB | PPC_FLOAT | PPC_FLOAT_FSEL | PPC_FLOAT_FRES | PPC_FLOAT_FSQRT | PPC_FLOAT_FRSQRTE | PPC_FLOAT_FRSQRTES | PPC_FLOAT_STFIWX | PPC_FLOAT_EXT | PPC_CACHE | PPC_CACHE_ICBI | PPC_CACHE_DCBZ | PPC_MEM_SYNC | PPC_MEM_EIEIO | PPC_MEM_TLBIE | PPC_MEM_TLBSYNC | PPC_64B | PPC_64H | PPC_64BX | PPC_ALTIVEC | PPC_SEGMENT_64B | PPC_SLBI | PPC_POPCNTB | PPC_POPCNTWD; pcc->insns_flags2 = PPC2_VSX | PPC2_VSX207 | PPC2_DFP | PPC2_DBRX | PPC2_PERM_ISA206 | PPC2_DIVE_ISA206 | PPC2_ATOMIC_ISA206 | PPC2_FP_CVT_ISA206 | PPC2_FP_TST_ISA206 | PPC2_BCTAR_ISA207 | PPC2_LSQ_ISA207 | PPC2_ALTIVEC_207 | PPC2_ISA205 | PPC2_ISA207S | PPC2_FP_CVT_S64 | PPC2_TM; pcc->msr_mask = (1ull << MSR_SF) | (1ull << MSR_SHV) | (1ull << MSR_TM) | (1ull << MSR_VR) | (1ull << MSR_VSX) | (1ull << MSR_EE) | (1ull << MSR_PR) | (1ull << MSR_FP) | (1ull << MSR_ME) | (1ull << MSR_FE0) | (1ull << MSR_SE) | (1ull << MSR_DE) | (1ull << MSR_FE1) | (1ull << MSR_IR) | (1ull << MSR_DR) | (1ull << MSR_PMM) | (1ull << MSR_RI) | (1ull << MSR_LE); pcc->mmu_model = POWERPC_MMU_2_07; #if defined(CONFIG_SOFTMMU) pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault; pcc->sps = &POWER7_POWER8_sps; #endif pcc->excp_model = POWERPC_EXCP_POWER8; pcc->bus_model = PPC_FLAGS_INPUT_POWER7; pcc->bfd_mach = bfd_mach_ppc64; pcc->flags = POWERPC_FLAG_VRE | POWERPC_FLAG_SE | POWERPC_FLAG_BE | POWERPC_FLAG_PMM | POWERPC_FLAG_BUS_CLK | POWERPC_FLAG_CFAR | POWERPC_FLAG_VSX | POWERPC_FLAG_TM; pcc->l1_dcache_size = 0x8000; pcc->l1_icache_size = 0x8000; pcc->interrupts_big_endian = ppc_cpu_interrupts_big_endian_lpcr; } | 11,633 |
0 | void qemu_aio_set_fd_handler(int fd, IOHandler *io_read, IOHandler *io_write, AioFlushHandler *io_flush, void *opaque) { aio_set_fd_handler(qemu_aio_context, fd, io_read, io_write, io_flush, opaque); qemu_set_fd_handler2(fd, NULL, io_read, io_write, opaque); } | 11,634 |
0 | static void apb_pci_config_write(void *opaque, target_phys_addr_t addr, uint64_t val, unsigned size) { APBState *s = opaque; val = qemu_bswap_len(val, size); APB_DPRINTF("%s: addr " TARGET_FMT_lx " val %" PRIx64 "\n", __func__, addr, val); pci_data_write(s->bus, addr, val, size); } | 11,636 |
0 | static inline bool extended_addresses_enabled(CPUARMState *env) { return arm_el_is_aa64(env, 1) || ((arm_feature(env, ARM_FEATURE_LPAE) && (env->cp15.c2_control & (1U << 31)))); } | 11,637 |
0 | void qmp_block_job_pause(const char *device, Error **errp) { BlockJob *job = find_block_job(device); if (!job) { error_set(errp, QERR_BLOCK_JOB_NOT_ACTIVE, device); return; } trace_qmp_block_job_pause(job); block_job_pause(job); } | 11,638 |
0 | void slirp_select_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds) { struct socket *so, *so_next; int ret; global_readfds = readfds; global_writefds = writefds; global_xfds = xfds; /* Update time */ updtime(); /* * See if anything has timed out */ if (link_up) { if (time_fasttimo && ((curtime - time_fasttimo) >= 2)) { tcp_fasttimo(); time_fasttimo = 0; } if (do_slowtimo && ((curtime - last_slowtimo) >= 499)) { ip_slowtimo(); tcp_slowtimo(); last_slowtimo = curtime; } } /* * Check sockets */ if (link_up) { /* * Check TCP sockets */ for (so = tcb.so_next; so != &tcb; so = so_next) { so_next = so->so_next; /* * FD_ISSET is meaningless on these sockets * (and they can crash the program) */ if (so->so_state & SS_NOFDREF || so->s == -1) continue; /* * Check for URG data * This will soread as well, so no need to * test for readfds below if this succeeds */ if (FD_ISSET(so->s, xfds)) sorecvoob(so); /* * Check sockets for reading */ else if (FD_ISSET(so->s, readfds)) { /* * Check for incoming connections */ if (so->so_state & SS_FACCEPTCONN) { tcp_connect(so); continue; } /* else */ ret = soread(so); /* Output it if we read something */ if (ret > 0) tcp_output(sototcpcb(so)); } /* * Check sockets for writing */ if (FD_ISSET(so->s, writefds)) { /* * Check for non-blocking, still-connecting sockets */ if (so->so_state & SS_ISFCONNECTING) { /* Connected */ so->so_state &= ~SS_ISFCONNECTING; ret = send(so->s, (const void *) &ret, 0, 0); if (ret < 0) { /* XXXXX Must fix, zero bytes is a NOP */ if (errno == EAGAIN || errno == EWOULDBLOCK || errno == EINPROGRESS || errno == ENOTCONN) continue; /* else failed */ so->so_state &= SS_PERSISTENT_MASK; so->so_state |= SS_NOFDREF; } /* else so->so_state &= ~SS_ISFCONNECTING; */ /* * Continue tcp_input */ tcp_input((struct mbuf *)NULL, sizeof(struct ip), so); /* continue; */ } else ret = sowrite(so); /* * XXXXX If we wrote something (a lot), there * could be a need for a window update. * In the worst case, the remote will send * a window probe to get things going again */ } /* * Probe a still-connecting, non-blocking socket * to check if it's still alive */ #ifdef PROBE_CONN if (so->so_state & SS_ISFCONNECTING) { ret = recv(so->s, (char *)&ret, 0,0); if (ret < 0) { /* XXX */ if (errno == EAGAIN || errno == EWOULDBLOCK || errno == EINPROGRESS || errno == ENOTCONN) continue; /* Still connecting, continue */ /* else failed */ so->so_state &= SS_PERSISTENT_MASK; so->so_state |= SS_NOFDREF; /* tcp_input will take care of it */ } else { ret = send(so->s, &ret, 0,0); if (ret < 0) { /* XXX */ if (errno == EAGAIN || errno == EWOULDBLOCK || errno == EINPROGRESS || errno == ENOTCONN) continue; /* else failed */ so->so_state &= SS_PERSISTENT_MASK; so->so_state |= SS_NOFDREF; } else so->so_state &= ~SS_ISFCONNECTING; } tcp_input((struct mbuf *)NULL, sizeof(struct ip),so); } /* SS_ISFCONNECTING */ #endif } /* * Now UDP sockets. * Incoming packets are sent straight away, they're not buffered. * Incoming UDP data isn't buffered either. */ for (so = udb.so_next; so != &udb; so = so_next) { so_next = so->so_next; if (so->s != -1 && FD_ISSET(so->s, readfds)) { sorecvfrom(so); } } } /* * See if we can start outputting */ if (if_queued && link_up) if_start(); /* clear global file descriptor sets. * these reside on the stack in vl.c * so they're unusable if we're not in * slirp_select_fill or slirp_select_poll. */ global_readfds = NULL; global_writefds = NULL; global_xfds = NULL; } | 11,639 |
0 | static void raise_mmu_exception(CPUMIPSState *env, target_ulong address, int rw, int tlb_error) { CPUState *cs = CPU(mips_env_get_cpu(env)); int exception = 0, error_code = 0; switch (tlb_error) { default: case TLBRET_BADADDR: /* Reference to kernel address from user mode or supervisor mode */ /* Reference to supervisor address from user mode */ if (rw == MMU_DATA_STORE) { exception = EXCP_AdES; } else { exception = EXCP_AdEL; } break; case TLBRET_NOMATCH: /* No TLB match for a mapped address */ if (rw == MMU_DATA_STORE) { exception = EXCP_TLBS; } else { exception = EXCP_TLBL; } error_code = 1; break; case TLBRET_INVALID: /* TLB match with no valid bit */ if (rw == MMU_DATA_STORE) { exception = EXCP_TLBS; } else { exception = EXCP_TLBL; } break; case TLBRET_DIRTY: /* TLB match but 'D' bit is cleared */ exception = EXCP_LTLBL; break; case TLBRET_XI: /* Execute-Inhibit Exception */ if (env->CP0_PageGrain & (1 << CP0PG_IEC)) { exception = EXCP_TLBXI; } else { exception = EXCP_TLBL; } break; case TLBRET_RI: /* Read-Inhibit Exception */ if (env->CP0_PageGrain & (1 << CP0PG_IEC)) { exception = EXCP_TLBRI; } else { exception = EXCP_TLBL; } break; } /* Raise exception */ env->CP0_BadVAddr = address; env->CP0_Context = (env->CP0_Context & ~0x007fffff) | ((address >> 9) & 0x007ffff0); env->CP0_EntryHi = (env->CP0_EntryHi & 0xFF) | (address & (TARGET_PAGE_MASK << 1)); #if defined(TARGET_MIPS64) env->CP0_EntryHi &= env->SEGMask; env->CP0_XContext = (env->CP0_XContext & ((~0ULL) << (env->SEGBITS - 7))) | ((address & 0xC00000000000ULL) >> (55 - env->SEGBITS)) | ((address & ((1ULL << env->SEGBITS) - 1) & 0xFFFFFFFFFFFFE000ULL) >> 9); #endif cs->exception_index = exception; env->error_code = error_code; } | 11,640 |
0 | void ff_put_h264_qpel4_mc20_msa(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) { avc_luma_hz_4w_msa(src - 2, stride, dst, stride, 4); } | 11,643 |
0 | static int roq_encode_video(RoqContext *enc) { RoqTempdata *tempData = enc->tmpData; int i, ret; memset(tempData, 0, sizeof(*tempData)); ret = create_cel_evals(enc, tempData); if (ret < 0) return ret; ret = generate_new_codebooks(enc, tempData); if (ret < 0) return ret; if (enc->framesSinceKeyframe >= 1) { motion_search(enc, 8); motion_search(enc, 4); } retry_encode: for (i=0; i<enc->width*enc->height/64; i++) gather_data_for_cel(tempData->cel_evals + i, enc, tempData); /* Quake 3 can't handle chunks bigger than 65535 bytes */ if (tempData->mainChunkSize/8 > 65535) { av_log(enc->avctx, AV_LOG_ERROR, "Warning, generated a frame too big (%d > 65535), " "try using a smaller qscale value.\n", tempData->mainChunkSize/8); enc->lambda *= 1.5; tempData->mainChunkSize = 0; memset(tempData->used_option, 0, sizeof(tempData->used_option)); memset(tempData->codebooks.usedCB4, 0, sizeof(tempData->codebooks.usedCB4)); memset(tempData->codebooks.usedCB2, 0, sizeof(tempData->codebooks.usedCB2)); goto retry_encode; } remap_codebooks(enc, tempData); write_codebooks(enc, tempData); reconstruct_and_encode_image(enc, tempData, enc->width, enc->height, enc->width*enc->height/64); enc->avctx->coded_frame = enc->current_frame; /* Rotate frame history */ FFSWAP(AVFrame *, enc->current_frame, enc->last_frame); FFSWAP(motion_vect *, enc->last_motion4, enc->this_motion4); FFSWAP(motion_vect *, enc->last_motion8, enc->this_motion8); av_free(tempData->cel_evals); av_free(tempData->closest_cb2); enc->framesSinceKeyframe++; return 0; } | 11,644 |
0 | static int raw_read_packet(AVFormatContext *s, AVPacket *pkt) { TAKDemuxContext *tc = s->priv_data; int ret; if (tc->mlast_frame) { AVIOContext *pb = s->pb; int64_t size, left; left = tc->data_end - avio_tell(s->pb); size = FFMIN(left, 1024); if (size <= 0) return AVERROR_EOF; ret = av_get_packet(pb, pkt, size); if (ret < 0) return ret; pkt->stream_index = 0; } else { ret = ff_raw_read_partial_packet(s, pkt); } return ret; } | 11,645 |
1 | uint64_t helper_mullv (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); } | 11,647 |
1 | uint32_t hpet_in_legacy_mode(void) { if (hpet_statep) return hpet_statep->config & HPET_CFG_LEGACY; else return 0; } | 11,648 |
1 | make_setup_request (AVFormatContext *s, const char *host, int port, int lower_transport, const char *real_challenge) { RTSPState *rt = s->priv_data; int j, i, err; RTSPStream *rtsp_st; RTSPHeader reply1, *reply = &reply1; char cmd[2048]; const char *trans_pref; if (rt->server_type == RTSP_SERVER_REAL) trans_pref = "x-pn-tng"; else trans_pref = "RTP/AVP"; /* for each stream, make the setup request */ /* XXX: we assume the same server is used for the control of each RTSP stream */ for(j = RTSP_RTP_PORT_MIN, i = 0; i < rt->nb_rtsp_streams; ++i) { char transport[2048]; rtsp_st = rt->rtsp_streams[i]; /* RTP/UDP */ if (lower_transport == RTSP_LOWER_TRANSPORT_UDP) { char buf[256]; /* first try in specified port range */ if (RTSP_RTP_PORT_MIN != 0) { while(j <= RTSP_RTP_PORT_MAX) { snprintf(buf, sizeof(buf), "rtp://%s?localport=%d", host, j); j += 2; /* we will use two port by rtp stream (rtp and rtcp) */ if (url_open(&rtsp_st->rtp_handle, buf, URL_RDWR) == 0) { goto rtp_opened; } } } /* then try on any port ** if (url_open(&rtsp_st->rtp_handle, "rtp://", URL_RDONLY) < 0) { ** err = AVERROR_INVALIDDATA; ** goto fail; ** } */ rtp_opened: port = rtp_get_local_port(rtsp_st->rtp_handle); snprintf(transport, sizeof(transport) - 1, "%s/UDP;unicast;client_port=%d", trans_pref, port); if (rt->server_type == RTSP_SERVER_RTP) av_strlcatf(transport, sizeof(transport), "-%d", port + 1); } /* RTP/TCP */ else if (lower_transport == RTSP_LOWER_TRANSPORT_TCP) { snprintf(transport, sizeof(transport) - 1, "%s/TCP", trans_pref); } else if (lower_transport == RTSP_LOWER_TRANSPORT_UDP_MULTICAST) { snprintf(transport, sizeof(transport) - 1, "%s/UDP;multicast", trans_pref); } if (rt->server_type == RTSP_SERVER_REAL) av_strlcat(transport, ";mode=play", sizeof(transport)); snprintf(cmd, sizeof(cmd), "SETUP %s RTSP/1.0\r\n" "Transport: %s\r\n", rtsp_st->control_url, transport); if (i == 0 && rt->server_type == RTSP_SERVER_REAL) { char real_res[41], real_csum[9]; ff_rdt_calc_response_and_checksum(real_res, real_csum, real_challenge); av_strlcatf(cmd, sizeof(cmd), "If-Match: %s\r\n" "RealChallenge2: %s, sd=%s\r\n", rt->session_id, real_res, real_csum); } rtsp_send_cmd(s, cmd, reply, NULL); if (reply->status_code == 461 /* Unsupported protocol */ && i == 0) { err = 1; goto fail; } else if (reply->status_code != RTSP_STATUS_OK || reply->nb_transports != 1) { err = AVERROR_INVALIDDATA; goto fail; } /* XXX: same protocol for all streams is required */ if (i > 0) { if (reply->transports[0].lower_transport != rt->lower_transport) { err = AVERROR_INVALIDDATA; goto fail; } } else { rt->lower_transport = reply->transports[0].lower_transport; } /* close RTP connection if not choosen */ if (reply->transports[0].lower_transport != RTSP_LOWER_TRANSPORT_UDP && (lower_transport == RTSP_LOWER_TRANSPORT_UDP)) { url_close(rtsp_st->rtp_handle); rtsp_st->rtp_handle = NULL; } switch(reply->transports[0].lower_transport) { case RTSP_LOWER_TRANSPORT_TCP: rtsp_st->interleaved_min = reply->transports[0].interleaved_min; rtsp_st->interleaved_max = reply->transports[0].interleaved_max; break; case RTSP_LOWER_TRANSPORT_UDP: { char url[1024]; /* XXX: also use address if specified */ snprintf(url, sizeof(url), "rtp://%s:%d", host, reply->transports[0].server_port_min); if (rtp_set_remote_url(rtsp_st->rtp_handle, url) < 0) { err = AVERROR_INVALIDDATA; goto fail; } } break; case RTSP_LOWER_TRANSPORT_UDP_MULTICAST: { char url[1024]; struct in_addr in; in.s_addr = htonl(reply->transports[0].destination); snprintf(url, sizeof(url), "rtp://%s:%d?ttl=%d", inet_ntoa(in), reply->transports[0].port_min, reply->transports[0].ttl); if (url_open(&rtsp_st->rtp_handle, url, URL_RDWR) < 0) { err = AVERROR_INVALIDDATA; goto fail; } } break; } if ((err = rtsp_open_transport_ctx(s, rtsp_st))) goto fail; } if (rt->server_type == RTSP_SERVER_REAL) rt->need_subscription = 1; return 0; fail: for (i=0; i<rt->nb_rtsp_streams; i++) { if (rt->rtsp_streams[i]->rtp_handle) { url_close(rt->rtsp_streams[i]->rtp_handle); rt->rtsp_streams[i]->rtp_handle = NULL; } } return err; } | 11,649 |
1 | static int ipvideo_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; IpvideoContext *s = avctx->priv_data; AVFrame *frame = data; int ret; int send_buffer; int frame_format; int video_data_size; if (av_packet_get_side_data(avpkt, AV_PKT_DATA_PARAM_CHANGE, NULL)) { av_frame_unref(s->last_frame); av_frame_unref(s->second_last_frame); if (buf_size < 8) return AVERROR_INVALIDDATA; frame_format = AV_RL8(buf); send_buffer = AV_RL8(buf + 1); video_data_size = AV_RL16(buf + 2); s->decoding_map_size = AV_RL16(buf + 4); s->skip_map_size = AV_RL16(buf + 6); switch(frame_format) { case 0x06: if (s->decoding_map_size) { av_log(avctx, AV_LOG_ERROR, "Decoding map for format 0x06\n"); return AVERROR_INVALIDDATA; if (s->skip_map_size) { av_log(avctx, AV_LOG_ERROR, "Skip map for format 0x06\n"); return AVERROR_INVALIDDATA; if (s->is_16bpp) { av_log(avctx, AV_LOG_ERROR, "Video format 0x06 does not support 16bpp movies\n"); return AVERROR_INVALIDDATA; /* Decoding map for 0x06 frame format is at the top of pixeldata */ s->decoding_map_size = ((s->avctx->width / 8) * (s->avctx->height / 8)) * 2; s->decoding_map = buf + 8 + 14; /* 14 bits of op data */ video_data_size -= s->decoding_map_size + 14; if (video_data_size <= 0) return AVERROR_INVALIDDATA; if (buf_size < 8 + s->decoding_map_size + 14 + video_data_size) return AVERROR_INVALIDDATA; bytestream2_init(&s->stream_ptr, buf + 8 + s->decoding_map_size + 14, video_data_size); break; case 0x10: if (! s->decoding_map_size) { av_log(avctx, AV_LOG_ERROR, "Empty decoding map for format 0x10\n"); return AVERROR_INVALIDDATA; if (! s->skip_map_size) { av_log(avctx, AV_LOG_ERROR, "Empty skip map for format 0x10\n"); return AVERROR_INVALIDDATA; if (s->is_16bpp) { av_log(avctx, AV_LOG_ERROR, "Video format 0x10 does not support 16bpp movies\n"); return AVERROR_INVALIDDATA; if (buf_size < 8 + video_data_size + s->decoding_map_size + s->skip_map_size) return AVERROR_INVALIDDATA; bytestream2_init(&s->stream_ptr, buf + 8, video_data_size); s->decoding_map = buf + 8 + video_data_size; s->skip_map = buf + 8 + video_data_size + s->decoding_map_size; break; case 0x11: if (! s->decoding_map_size) { av_log(avctx, AV_LOG_ERROR, "Empty decoding map for format 0x11\n"); return AVERROR_INVALIDDATA; if (s->skip_map_size) { av_log(avctx, AV_LOG_ERROR, "Skip map for format 0x11\n"); return AVERROR_INVALIDDATA; if (buf_size < 8 + video_data_size + s->decoding_map_size) return AVERROR_INVALIDDATA; bytestream2_init(&s->stream_ptr, buf + 8, video_data_size); s->decoding_map = buf + 8 + video_data_size; break; default: av_log(avctx, AV_LOG_ERROR, "Frame type 0x%02X unsupported\n", frame_format); /* ensure we can't overread the packet */ if (buf_size < 8 + s->decoding_map_size + video_data_size + s->skip_map_size) { av_log(avctx, AV_LOG_ERROR, "Invalid IP packet size\n"); return AVERROR_INVALIDDATA; if ((ret = ff_get_buffer(avctx, frame, AV_GET_BUFFER_FLAG_REF)) < 0) if (!s->is_16bpp) { int size; const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, &size); if (pal && size == AVPALETTE_SIZE) { frame->palette_has_changed = 1; memcpy(s->pal, pal, AVPALETTE_SIZE); } else if (pal) { av_log(avctx, AV_LOG_ERROR, "Palette size %d is wrong\n", size); switch(frame_format) { case 0x06: ipvideo_decode_format_06_opcodes(s, frame); break; case 0x10: ipvideo_decode_format_10_opcodes(s, frame); break; case 0x11: ipvideo_decode_format_11_opcodes(s, frame); break; *got_frame = send_buffer; /* shuffle frames */ av_frame_unref(s->second_last_frame); FFSWAP(AVFrame*, s->second_last_frame, s->last_frame); if ((ret = av_frame_ref(s->last_frame, frame)) < 0) /* report that the buffer was completely consumed */ return buf_size; | 11,650 |
1 | static int qio_channel_websock_handshake_process(QIOChannelWebsock *ioc, char *buffer, Error **errp) { QIOChannelWebsockHTTPHeader hdrs[32]; size_t nhdrs = G_N_ELEMENTS(hdrs); const char *protocols = NULL, *version = NULL, *key = NULL, *host = NULL, *connection = NULL, *upgrade = NULL; nhdrs = qio_channel_websock_extract_headers(buffer, hdrs, nhdrs, errp); if (!nhdrs) { return -1; } protocols = qio_channel_websock_find_header( hdrs, nhdrs, QIO_CHANNEL_WEBSOCK_HEADER_PROTOCOL); if (!protocols) { error_setg(errp, "Missing websocket protocol header data"); return -1; } version = qio_channel_websock_find_header( hdrs, nhdrs, QIO_CHANNEL_WEBSOCK_HEADER_VERSION); if (!version) { error_setg(errp, "Missing websocket version header data"); return -1; } key = qio_channel_websock_find_header( hdrs, nhdrs, QIO_CHANNEL_WEBSOCK_HEADER_KEY); if (!key) { error_setg(errp, "Missing websocket key header data"); return -1; } host = qio_channel_websock_find_header( hdrs, nhdrs, QIO_CHANNEL_WEBSOCK_HEADER_HOST); if (!host) { error_setg(errp, "Missing websocket host header data"); return -1; } connection = qio_channel_websock_find_header( hdrs, nhdrs, QIO_CHANNEL_WEBSOCK_HEADER_CONNECTION); if (!connection) { error_setg(errp, "Missing websocket connection header data"); return -1; } upgrade = qio_channel_websock_find_header( hdrs, nhdrs, QIO_CHANNEL_WEBSOCK_HEADER_UPGRADE); if (!upgrade) { error_setg(errp, "Missing websocket upgrade header data"); return -1; } if (!g_strrstr(protocols, QIO_CHANNEL_WEBSOCK_PROTOCOL_BINARY)) { error_setg(errp, "No '%s' protocol is supported by client '%s'", QIO_CHANNEL_WEBSOCK_PROTOCOL_BINARY, protocols); return -1; } if (!g_str_equal(version, QIO_CHANNEL_WEBSOCK_SUPPORTED_VERSION)) { error_setg(errp, "Version '%s' is not supported by client '%s'", QIO_CHANNEL_WEBSOCK_SUPPORTED_VERSION, version); return -1; } if (strlen(key) != QIO_CHANNEL_WEBSOCK_CLIENT_KEY_LEN) { error_setg(errp, "Key length '%zu' was not as expected '%d'", strlen(key), QIO_CHANNEL_WEBSOCK_CLIENT_KEY_LEN); return -1; } if (!g_strrstr(connection, QIO_CHANNEL_WEBSOCK_CONNECTION_UPGRADE)) { error_setg(errp, "No connection upgrade requested '%s'", connection); return -1; } if (!g_str_equal(upgrade, QIO_CHANNEL_WEBSOCK_UPGRADE_WEBSOCKET)) { error_setg(errp, "Incorrect upgrade method '%s'", upgrade); return -1; } return qio_channel_websock_handshake_send_response(ioc, key, errp); } | 11,651 |
0 | int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *samples, int *frame_size_ptr, AVPacket *avpkt) { AVFrame frame; int ret, got_frame = 0; if (avctx->get_buffer != avcodec_default_get_buffer) { av_log(avctx, AV_LOG_ERROR, "Custom get_buffer() for use with" "avcodec_decode_audio3() detected. Overriding with avcodec_default_get_buffer\n"); av_log(avctx, AV_LOG_ERROR, "Please port your application to " "avcodec_decode_audio4()\n"); avctx->get_buffer = avcodec_default_get_buffer; } ret = avcodec_decode_audio4(avctx, &frame, &got_frame, avpkt); if (ret >= 0 && got_frame) { int ch, plane_size; int planar = av_sample_fmt_is_planar(avctx->sample_fmt); int data_size = av_samples_get_buffer_size(&plane_size, avctx->channels, frame.nb_samples, avctx->sample_fmt, 1); if (*frame_size_ptr < data_size) { av_log(avctx, AV_LOG_ERROR, "output buffer size is too small for " "the current frame (%d < %d)\n", *frame_size_ptr, data_size); return AVERROR(EINVAL); } memcpy(samples, frame.extended_data[0], plane_size); if (planar && avctx->channels > 1) { uint8_t *out = ((uint8_t *)samples) + plane_size; for (ch = 1; ch < avctx->channels; ch++) { memcpy(out, frame.extended_data[ch], plane_size); out += plane_size; } } *frame_size_ptr = data_size; } else { *frame_size_ptr = 0; } return ret; } | 11,652 |
0 | void ff_put_h264_qpel16_mc02_msa(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) { avc_luma_vt_16w_msa(src - (stride * 2), stride, dst, stride, 16); } | 11,653 |
0 | int img_convert(AVPicture *dst, int dst_pix_fmt, AVPicture *src, int src_pix_fmt, int src_width, int src_height) { static int inited; int i, ret, dst_width, dst_height, int_pix_fmt; PixFmtInfo *src_pix, *dst_pix; ConvertEntry *ce; AVPicture tmp1, *tmp = &tmp1; if (src_pix_fmt < 0 || src_pix_fmt >= PIX_FMT_NB || dst_pix_fmt < 0 || dst_pix_fmt >= PIX_FMT_NB) return -1; if (src_width <= 0 || src_height <= 0) return 0; if (!inited) { inited = 1; img_convert_init(); } dst_width = src_width; dst_height = src_height; dst_pix = &pix_fmt_info[dst_pix_fmt]; src_pix = &pix_fmt_info[src_pix_fmt]; if (src_pix_fmt == dst_pix_fmt) { /* XXX: incorrect */ /* same format: just copy */ for(i = 0; i < dst_pix->nb_components; i++) { int w, h; w = dst_width; h = dst_height; if (is_yuv_planar(dst_pix) && (i == 1 || i == 2)) { w >>= dst_pix->x_chroma_shift; h >>= dst_pix->y_chroma_shift; } img_copy(dst->data[i], dst->linesize[i], src->data[i], src->linesize[i], w, h); } return 0; } ce = &convert_table[src_pix_fmt][dst_pix_fmt]; if (ce->convert) { /* specific convertion routine */ ce->convert(dst, src, dst_width, dst_height); return 0; } /* gray to YUV */ if (is_yuv_planar(dst_pix) && src_pix_fmt == PIX_FMT_GRAY8) { int w, h, y; uint8_t *d; if (dst_pix->color_type == FF_COLOR_YUV_JPEG) { img_copy(dst->data[0], dst->linesize[0], src->data[0], src->linesize[0], dst_width, dst_height); } else { img_apply_table(dst->data[0], dst->linesize[0], src->data[0], src->linesize[0], dst_width, dst_height, y_jpeg_to_ccir); } /* fill U and V with 128 */ w = dst_width; h = dst_height; w >>= dst_pix->x_chroma_shift; h >>= dst_pix->y_chroma_shift; for(i = 1; i <= 2; i++) { d = dst->data[i]; for(y = 0; y< h; y++) { memset(d, 128, w); d += dst->linesize[i]; } } return 0; } /* YUV to gray */ if (is_yuv_planar(src_pix) && dst_pix_fmt == PIX_FMT_GRAY8) { if (src_pix->color_type == FF_COLOR_YUV_JPEG) { img_copy(dst->data[0], dst->linesize[0], src->data[0], src->linesize[0], dst_width, dst_height); } else { img_apply_table(dst->data[0], dst->linesize[0], src->data[0], src->linesize[0], dst_width, dst_height, y_ccir_to_jpeg); } return 0; } /* YUV to YUV planar */ if (is_yuv_planar(dst_pix) && is_yuv_planar(src_pix)) { int x_shift, y_shift, w, h; void (*resize_func)(uint8_t *dst, int dst_wrap, uint8_t *src, int src_wrap, int width, int height); /* compute chroma size of the smallest dimensions */ w = dst_width; h = dst_height; if (dst_pix->x_chroma_shift >= src_pix->x_chroma_shift) w >>= dst_pix->x_chroma_shift; else w >>= src_pix->x_chroma_shift; if (dst_pix->y_chroma_shift >= src_pix->y_chroma_shift) h >>= dst_pix->y_chroma_shift; else h >>= src_pix->y_chroma_shift; x_shift = (dst_pix->x_chroma_shift - src_pix->x_chroma_shift); y_shift = (dst_pix->y_chroma_shift - src_pix->y_chroma_shift); if (x_shift == 0 && y_shift == 0) { resize_func = img_copy; } else if (x_shift == 0 && y_shift == 1) { resize_func = shrink2; } else if (x_shift == 1 && y_shift == 1) { resize_func = shrink22; } else if (x_shift == -1 && y_shift == -1) { resize_func = grow22; } else if (x_shift == -1 && y_shift == 1) { resize_func = conv411; } else { /* currently not handled */ return -1; } img_copy(dst->data[0], dst->linesize[0], src->data[0], src->linesize[0], dst_width, dst_height); for(i = 1;i <= 2; i++) resize_func(dst->data[i], dst->linesize[i], src->data[i], src->linesize[i], dst_width>>dst_pix->x_chroma_shift, dst_height>>dst_pix->y_chroma_shift); /* if yuv color space conversion is needed, we do it here on the destination image */ if (dst_pix->color_type != src_pix->color_type) { const uint8_t *y_table, *c_table; if (dst_pix->color_type == FF_COLOR_YUV) { y_table = y_jpeg_to_ccir; c_table = c_jpeg_to_ccir; } else { y_table = y_ccir_to_jpeg; c_table = c_ccir_to_jpeg; } img_apply_table(dst->data[0], dst->linesize[0], dst->data[0], dst->linesize[0], dst_width, dst_height, y_table); for(i = 1;i <= 2; i++) img_apply_table(dst->data[i], dst->linesize[i], dst->data[i], dst->linesize[i], dst_width>>dst_pix->x_chroma_shift, dst_height>>dst_pix->y_chroma_shift, c_table); } return 0; } /* try to use an intermediate format */ if (src_pix_fmt == PIX_FMT_YUV422 || dst_pix_fmt == PIX_FMT_YUV422) { /* specific case: convert to YUV422P first */ int_pix_fmt = PIX_FMT_YUV422P; } else if ((src_pix->color_type == FF_COLOR_GRAY && src_pix_fmt != PIX_FMT_GRAY8) || (dst_pix->color_type == FF_COLOR_GRAY && dst_pix_fmt != PIX_FMT_GRAY8)) { /* gray8 is the normalized format */ int_pix_fmt = PIX_FMT_GRAY8; } else if ((is_yuv_planar(src_pix) && src_pix_fmt != PIX_FMT_YUV444P && src_pix_fmt != PIX_FMT_YUVJ444P)) { /* yuv444 is the normalized format */ if (src_pix->color_type == FF_COLOR_YUV_JPEG) int_pix_fmt = PIX_FMT_YUVJ444P; else int_pix_fmt = PIX_FMT_YUV444P; } else if ((is_yuv_planar(dst_pix) && dst_pix_fmt != PIX_FMT_YUV444P && dst_pix_fmt != PIX_FMT_YUVJ444P)) { /* yuv444 is the normalized format */ if (dst_pix->color_type == FF_COLOR_YUV_JPEG) int_pix_fmt = PIX_FMT_YUVJ444P; else int_pix_fmt = PIX_FMT_YUV444P; } else { /* the two formats are rgb or gray8 or yuv[j]444p */ if (src_pix->is_alpha && dst_pix->is_alpha) int_pix_fmt = PIX_FMT_RGBA32; else int_pix_fmt = PIX_FMT_RGB24; } if (avpicture_alloc(tmp, int_pix_fmt, dst_width, dst_height) < 0) return -1; ret = -1; if (img_convert(tmp, int_pix_fmt, src, src_pix_fmt, src_width, src_height) < 0) goto fail1; if (img_convert(dst, dst_pix_fmt, tmp, int_pix_fmt, dst_width, dst_height) < 0) goto fail1; ret = 0; fail1: avpicture_free(tmp); return ret; } | 11,654 |
1 | static void render_fragments(Vp3DecodeContext *s, int first_fragment, int fragment_width, int fragment_height, int plane /* 0 = Y, 1 = U, 2 = V */) { int x, y; int m, n; int i = first_fragment; int j; int16_t *dequantizer; DCTELEM dequant_block[64]; unsigned char *output_plane; unsigned char *last_plane; unsigned char *golden_plane; int stride; debug_vp3(" vp3: rendering final fragments for %s\n", (plane == 0) ? "Y plane" : (plane == 1) ? "U plane" : "V plane"); /* set up plane-specific parameters */ if (plane == 0) { dequantizer = s->intra_y_dequant; output_plane = s->current_frame.data[0]; last_plane = s->current_frame.data[0]; golden_plane = s->current_frame.data[0]; stride = -s->current_frame.linesize[0]; } else if (plane == 1) { dequantizer = s->intra_c_dequant; output_plane = s->current_frame.data[1]; last_plane = s->current_frame.data[1]; golden_plane = s->current_frame.data[1]; stride = -s->current_frame.linesize[1]; } else { dequantizer = s->intra_c_dequant; output_plane = s->current_frame.data[2]; last_plane = s->current_frame.data[2]; golden_plane = s->current_frame.data[2]; stride = -s->current_frame.linesize[2]; } /* for each fragment row... */ for (y = 0; y < fragment_height; y++) { /* for each fragment in a row... */ for (x = 0; x < fragment_width; x++, i++) { /* transform if this block was coded */ if (s->all_fragments[i].coding_method == MODE_INTRA) { /* dequantize the DCT coefficients */ for (j = 0; j < 64; j++) dequant_block[dequant_index[j]] = s->all_fragments[i].coeffs[j] * dequantizer[j]; dequant_block[0] += 1024; debug_idct("fragment %d:\n", i); debug_idct("dequantized block:\n"); for (m = 0; m < 8; m++) { for (n = 0; n < 8; n++) { debug_idct(" %5d", dequant_block[m * 8 + n]); } debug_idct("\n"); } debug_idct("\n"); /* invert DCT and place in final output */ s->dsp.idct_put( output_plane + s->all_fragments[i].first_pixel, stride, dequant_block); /* debug_idct("idct block:\n"); for (m = 0; m < 8; m++) { for (n = 0; n < 8; n++) { debug_idct(" %3d", pixels[m * 8 + n]); } debug_idct("\n"); } debug_idct("\n"); */ } else if (s->all_fragments[i].coding_method == MODE_COPY) { /* copy directly from the previous frame */ for (m = 0; m < 8; m++) memcpy( output_plane + s->all_fragments[i].first_pixel + stride * m, last_plane + s->all_fragments[i].first_pixel + stride * m, 8); } else { /* carry out the motion compensation */ } } } emms_c(); } | 11,655 |
1 | static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags) { BDRVRBDState *s = bs->opaque; char pool[RBD_MAX_POOL_NAME_SIZE]; char snap_buf[RBD_MAX_SNAP_NAME_SIZE]; char conf[RBD_MAX_CONF_SIZE]; char clientname_buf[RBD_MAX_CONF_SIZE]; char *clientname; QemuOpts *opts; Error *local_err = NULL; const char *filename; int r; opts = qemu_opts_create_nofail(&runtime_opts); qemu_opts_absorb_qdict(opts, options, &local_err); if (error_is_set(&local_err)) { qerror_report_err(local_err); error_free(local_err); qemu_opts_del(opts); return -EINVAL; } filename = qemu_opt_get(opts, "filename"); qemu_opts_del(opts); if (qemu_rbd_parsename(filename, pool, sizeof(pool), snap_buf, sizeof(snap_buf), s->name, sizeof(s->name), conf, sizeof(conf)) < 0) { return -EINVAL; } clientname = qemu_rbd_parse_clientname(conf, clientname_buf); r = rados_create(&s->cluster, clientname); if (r < 0) { error_report("error initializing"); return r; } s->snap = NULL; if (snap_buf[0] != '\0') { s->snap = g_strdup(snap_buf); } /* * Fallback to more conservative semantics if setting cache * options fails. Ignore errors from setting rbd_cache because the * only possible error is that the option does not exist, and * librbd defaults to no caching. If write through caching cannot * be set up, fall back to no caching. */ if (flags & BDRV_O_NOCACHE) { rados_conf_set(s->cluster, "rbd_cache", "false"); } else { rados_conf_set(s->cluster, "rbd_cache", "true"); } if (strstr(conf, "conf=") == NULL) { /* try default location, but ignore failure */ rados_conf_read_file(s->cluster, NULL); } if (conf[0] != '\0') { r = qemu_rbd_set_conf(s->cluster, conf); if (r < 0) { error_report("error setting config options"); goto failed_shutdown; } } r = rados_connect(s->cluster); if (r < 0) { error_report("error connecting"); goto failed_shutdown; } r = rados_ioctx_create(s->cluster, pool, &s->io_ctx); if (r < 0) { error_report("error opening pool %s", pool); goto failed_shutdown; } r = rbd_open(s->io_ctx, s->name, &s->image, s->snap); if (r < 0) { error_report("error reading header from %s", s->name); goto failed_open; } bs->read_only = (s->snap != NULL); s->event_reader_pos = 0; r = qemu_pipe(s->fds); if (r < 0) { error_report("error opening eventfd"); goto failed; } fcntl(s->fds[0], F_SETFL, O_NONBLOCK); fcntl(s->fds[1], F_SETFL, O_NONBLOCK); qemu_aio_set_fd_handler(s->fds[RBD_FD_READ], qemu_rbd_aio_event_reader, NULL, qemu_rbd_aio_flush_cb, s); return 0; failed: rbd_close(s->image); failed_open: rados_ioctx_destroy(s->io_ctx); failed_shutdown: rados_shutdown(s->cluster); g_free(s->snap); return r; } | 11,656 |
1 | static void vnc_client_read(VncState *vs) { ssize_t ret; #ifdef CONFIG_VNC_SASL if (vs->sasl.conn && vs->sasl.runSSF) ret = vnc_client_read_sasl(vs); else #endif /* CONFIG_VNC_SASL */ ret = vnc_client_read_plain(vs); if (!ret) { if (vs->disconnecting) { vnc_disconnect_finish(vs); } return; } while (vs->read_handler && vs->input.offset >= vs->read_handler_expect) { size_t len = vs->read_handler_expect; int ret; ret = vs->read_handler(vs, vs->input.buffer, len); if (vs->disconnecting) { vnc_disconnect_finish(vs); return; } if (!ret) { buffer_advance(&vs->input, len); } else { vs->read_handler_expect = ret; } } } | 11,658 |
1 | static int wav_read_packet(AVFormatContext *s, AVPacket *pkt) { int ret, size; int64_t left; AVStream *st; WAVDemuxContext *wav = s->priv_data; if (CONFIG_SPDIF_DEMUXER && wav->spdif == 0 && s->streams[0]->codec->codec_tag == 1) { enum AVCodecID codec; ret = ff_spdif_probe(s->pb->buffer, s->pb->buf_end - s->pb->buffer, &codec); if (ret > AVPROBE_SCORE_EXTENSION) { s->streams[0]->codec->codec_id = codec; wav->spdif = 1; } else { wav->spdif = -1; } } if (CONFIG_SPDIF_DEMUXER && wav->spdif == 1) return ff_spdif_read_packet(s, pkt); if (wav->smv_data_ofs > 0) { int64_t audio_dts, video_dts; smv_retry: audio_dts = s->streams[0]->cur_dts; video_dts = s->streams[1]->cur_dts; if (audio_dts != AV_NOPTS_VALUE && video_dts != AV_NOPTS_VALUE) { audio_dts = av_rescale_q(audio_dts, s->streams[0]->time_base, AV_TIME_BASE_Q); video_dts = av_rescale_q(video_dts, s->streams[1]->time_base, AV_TIME_BASE_Q); /*We always return a video frame first to get the pixel format first*/ wav->smv_last_stream = wav->smv_given_first ? video_dts > audio_dts : 0; wav->smv_given_first = 1; } wav->smv_last_stream = !wav->smv_last_stream; wav->smv_last_stream |= wav->audio_eof; wav->smv_last_stream &= !wav->smv_eof; if (wav->smv_last_stream) { uint64_t old_pos = avio_tell(s->pb); uint64_t new_pos = wav->smv_data_ofs + wav->smv_block * wav->smv_block_size; if (avio_seek(s->pb, new_pos, SEEK_SET) < 0) { ret = AVERROR_EOF; goto smv_out; } size = avio_rl24(s->pb); ret = av_get_packet(s->pb, pkt, size); if (ret < 0) goto smv_out; pkt->pos -= 3; pkt->pts = wav->smv_block * wav->smv_frames_per_jpeg + wav->smv_cur_pt; wav->smv_cur_pt++; if (wav->smv_frames_per_jpeg > 0) wav->smv_cur_pt %= wav->smv_frames_per_jpeg; if (!wav->smv_cur_pt) wav->smv_block++; pkt->stream_index = 1; smv_out: avio_seek(s->pb, old_pos, SEEK_SET); if (ret == AVERROR_EOF) { wav->smv_eof = 1; goto smv_retry; } return ret; } } st = s->streams[0]; left = wav->data_end - avio_tell(s->pb); if (wav->ignore_length) left = INT_MAX; if (left <= 0) { if (CONFIG_W64_DEMUXER && wav->w64) left = find_guid(s->pb, ff_w64_guid_data) - 24; else left = find_tag(s->pb, MKTAG('d', 'a', 't', 'a')); if (left < 0) { wav->audio_eof = 1; if (wav->smv_data_ofs > 0 && !wav->smv_eof) goto smv_retry; return AVERROR_EOF; } wav->data_end = avio_tell(s->pb) + left; } size = MAX_SIZE; if (st->codec->block_align > 1) { if (size < st->codec->block_align) size = st->codec->block_align; size = (size / st->codec->block_align) * st->codec->block_align; } size = FFMIN(size, left); ret = av_get_packet(s->pb, pkt, size); if (ret < 0) return ret; pkt->stream_index = 0; return ret; } | 11,659 |
1 | static uint32_t hpet_time_after(uint64_t a, uint64_t b) { return ((int32_t)(b) - (int32_t)(a) < 0); } | 11,660 |
1 | static int xenfb_map_fb(struct XenFB *xenfb) { struct xenfb_page *page = xenfb->c.page; char *protocol = xenfb->c.xendev.protocol; int n_fbdirs; xen_pfn_t *pgmfns = NULL; xen_pfn_t *fbmfns = NULL; void *map, *pd; int mode, ret = -1; /* default to native */ pd = page->pd; mode = sizeof(unsigned long) * 8; if (!protocol) { /* * Undefined protocol, some guesswork needed. * * Old frontends which don't set the protocol use * one page directory only, thus pd[1] must be zero. * pd[1] of the 32bit struct layout and the lower * 32 bits of pd[0] of the 64bit struct layout have * the same location, so we can check that ... */ uint32_t *ptr32 = NULL; uint32_t *ptr64 = NULL; #if defined(__i386__) ptr32 = (void*)page->pd; ptr64 = ((void*)page->pd) + 4; #elif defined(__x86_64__) ptr32 = ((void*)page->pd) - 4; ptr64 = (void*)page->pd; #endif if (ptr32) { if (ptr32[1] == 0) { mode = 32; pd = ptr32; } else { mode = 64; pd = ptr64; } } #if defined(__x86_64__) } else if (strcmp(protocol, XEN_IO_PROTO_ABI_X86_32) == 0) { /* 64bit dom0, 32bit domU */ mode = 32; pd = ((void*)page->pd) - 4; #elif defined(__i386__) } else if (strcmp(protocol, XEN_IO_PROTO_ABI_X86_64) == 0) { /* 32bit dom0, 64bit domU */ mode = 64; pd = ((void*)page->pd) + 4; #endif } if (xenfb->pixels) { munmap(xenfb->pixels, xenfb->fbpages * XC_PAGE_SIZE); xenfb->pixels = NULL; } xenfb->fbpages = (xenfb->fb_len + (XC_PAGE_SIZE - 1)) / XC_PAGE_SIZE; n_fbdirs = xenfb->fbpages * mode / 8; n_fbdirs = (n_fbdirs + (XC_PAGE_SIZE - 1)) / XC_PAGE_SIZE; pgmfns = g_malloc0(sizeof(xen_pfn_t) * n_fbdirs); fbmfns = g_malloc0(sizeof(xen_pfn_t) * xenfb->fbpages); xenfb_copy_mfns(mode, n_fbdirs, pgmfns, pd); map = xc_map_foreign_pages(xen_xc, xenfb->c.xendev.dom, PROT_READ, pgmfns, n_fbdirs); if (map == NULL) goto out; xenfb_copy_mfns(mode, xenfb->fbpages, fbmfns, map); munmap(map, n_fbdirs * XC_PAGE_SIZE); xenfb->pixels = xc_map_foreign_pages(xen_xc, xenfb->c.xendev.dom, PROT_READ, fbmfns, xenfb->fbpages); if (xenfb->pixels == NULL) goto out; ret = 0; /* all is fine */ out: g_free(pgmfns); g_free(fbmfns); return ret; } | 11,661 |
0 | static int queue_picture(VideoState *is, AVFrame *src_frame, double pts) { VideoPicture *vp; int dst_pix_fmt; AVPicture pict; static struct SwsContext *img_convert_ctx; /* wait until we have space to put a new picture */ SDL_LockMutex(is->pictq_mutex); while (is->pictq_size >= VIDEO_PICTURE_QUEUE_SIZE && !is->videoq.abort_request) { SDL_CondWait(is->pictq_cond, is->pictq_mutex); } SDL_UnlockMutex(is->pictq_mutex); if (is->videoq.abort_request) return -1; vp = &is->pictq[is->pictq_windex]; /* alloc or resize hardware picture buffer */ if (!vp->bmp || vp->width != is->video_st->codec->width || vp->height != is->video_st->codec->height) { SDL_Event event; vp->allocated = 0; /* the allocation must be done in the main thread to avoid locking problems */ event.type = FF_ALLOC_EVENT; event.user.data1 = is; SDL_PushEvent(&event); /* wait until the picture is allocated */ SDL_LockMutex(is->pictq_mutex); while (!vp->allocated && !is->videoq.abort_request) { SDL_CondWait(is->pictq_cond, is->pictq_mutex); } SDL_UnlockMutex(is->pictq_mutex); if (is->videoq.abort_request) return -1; } /* if the frame is not skipped, then display it */ if (vp->bmp) { /* get a pointer on the bitmap */ SDL_LockYUVOverlay (vp->bmp); dst_pix_fmt = PIX_FMT_YUV420P; pict.data[0] = vp->bmp->pixels[0]; pict.data[1] = vp->bmp->pixels[2]; pict.data[2] = vp->bmp->pixels[1]; pict.linesize[0] = vp->bmp->pitches[0]; pict.linesize[1] = vp->bmp->pitches[2]; pict.linesize[2] = vp->bmp->pitches[1]; sws_flags = av_get_int(sws_opts, "sws_flags", NULL); img_convert_ctx = sws_getCachedContext(img_convert_ctx, is->video_st->codec->width, is->video_st->codec->height, is->video_st->codec->pix_fmt, is->video_st->codec->width, is->video_st->codec->height, dst_pix_fmt, sws_flags, NULL, NULL, NULL); if (img_convert_ctx == NULL) { fprintf(stderr, "Cannot initialize the conversion context\n"); exit(1); } sws_scale(img_convert_ctx, src_frame->data, src_frame->linesize, 0, is->video_st->codec->height, pict.data, pict.linesize); /* update the bitmap content */ SDL_UnlockYUVOverlay(vp->bmp); vp->pts = pts; /* now we can update the picture count */ if (++is->pictq_windex == VIDEO_PICTURE_QUEUE_SIZE) is->pictq_windex = 0; SDL_LockMutex(is->pictq_mutex); is->pictq_size++; SDL_UnlockMutex(is->pictq_mutex); } return 0; } | 11,663 |
0 | static int mov_write_wave_tag(AVIOContext *pb, MOVTrack *track) { int64_t pos = avio_tell(pb); avio_wb32(pb, 0); /* size */ ffio_wfourcc(pb, "wave"); if (track->enc->codec_id != AV_CODEC_ID_QDM2) { avio_wb32(pb, 12); /* size */ ffio_wfourcc(pb, "frma"); avio_wl32(pb, track->tag); } if (track->enc->codec_id == AV_CODEC_ID_AAC) { /* useless atom needed by mplayer, ipod, not needed by quicktime */ avio_wb32(pb, 12); /* size */ ffio_wfourcc(pb, "mp4a"); avio_wb32(pb, 0); mov_write_esds_tag(pb, track); } else if (mov_pcm_le_gt16(track->enc->codec_id)) { mov_write_enda_tag(pb); } else if (track->enc->codec_id == AV_CODEC_ID_AMR_NB) { mov_write_amr_tag(pb, track); } else if (track->enc->codec_id == AV_CODEC_ID_AC3) { mov_write_ac3_tag(pb, track); } else if (track->enc->codec_id == AV_CODEC_ID_ALAC || track->enc->codec_id == AV_CODEC_ID_QDM2) { mov_write_extradata_tag(pb, track); } else if (track->enc->codec_id == AV_CODEC_ID_ADPCM_MS || track->enc->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV) { mov_write_ms_tag(pb, track); } avio_wb32(pb, 8); /* size */ avio_wb32(pb, 0); /* null tag */ return update_size(pb, pos); } | 11,664 |
0 | int av_read_frame(AVFormatContext *s, AVPacket *pkt) { const int genpts = s->flags & AVFMT_FLAG_GENPTS; int eof = 0; if (!genpts) return s->internal->packet_buffer ? read_from_packet_buffer(&s->internal->packet_buffer, &s->internal->packet_buffer_end, pkt) : read_frame_internal(s, pkt); for (;;) { int ret; AVPacketList *pktl = s->internal->packet_buffer; if (pktl) { AVPacket *next_pkt = &pktl->pkt; if (next_pkt->dts != AV_NOPTS_VALUE) { int wrap_bits = s->streams[next_pkt->stream_index]->pts_wrap_bits; while (pktl && next_pkt->pts == AV_NOPTS_VALUE) { if (pktl->pkt.stream_index == next_pkt->stream_index && (av_compare_mod(next_pkt->dts, pktl->pkt.dts, 2LL << (wrap_bits - 1)) < 0) && av_compare_mod(pktl->pkt.pts, pktl->pkt.dts, 2LL << (wrap_bits - 1))) { // not B-frame next_pkt->pts = pktl->pkt.dts; } pktl = pktl->next; } pktl = s->internal->packet_buffer; } /* read packet from packet buffer, if there is data */ if (!(next_pkt->pts == AV_NOPTS_VALUE && next_pkt->dts != AV_NOPTS_VALUE && !eof)) return read_from_packet_buffer(&s->internal->packet_buffer, &s->internal->packet_buffer_end, pkt); } ret = read_frame_internal(s, pkt); if (ret < 0) { if (pktl && ret != AVERROR(EAGAIN)) { eof = 1; continue; } else return ret; } if (av_dup_packet(add_to_pktbuf(&s->internal->packet_buffer, pkt, &s->internal->packet_buffer_end)) < 0) return AVERROR(ENOMEM); } } | 11,666 |
0 | static int coroutine_fn nfs_co_flush(BlockDriverState *bs) { NFSClient *client = bs->opaque; NFSRPC task; nfs_co_init_task(client, &task); if (nfs_fsync_async(client->context, client->fh, nfs_co_generic_cb, &task) != 0) { return -ENOMEM; } while (!task.complete) { nfs_set_events(client); qemu_coroutine_yield(); } return task.ret; } | 11,667 |
0 | static int qemu_rbd_create(const char *filename, QemuOpts *opts, Error **errp) { Error *local_err = NULL; int64_t bytes = 0; int64_t objsize; int obj_order = 0; const char *pool, *name, *conf, *clientname, *keypairs; const char *secretid; rados_t cluster; rados_ioctx_t io_ctx; QDict *options = NULL; QemuOpts *rbd_opts = NULL; int ret = 0; secretid = qemu_opt_get(opts, "password-secret"); /* Read out options */ bytes = ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0), BDRV_SECTOR_SIZE); objsize = qemu_opt_get_size_del(opts, BLOCK_OPT_CLUSTER_SIZE, 0); if (objsize) { if ((objsize - 1) & objsize) { /* not a power of 2? */ error_setg(errp, "obj size needs to be power of 2"); ret = -EINVAL; goto exit; } if (objsize < 4096) { error_setg(errp, "obj size too small"); ret = -EINVAL; goto exit; } obj_order = ctz32(objsize); } options = qdict_new(); qemu_rbd_parse_filename(filename, options, &local_err); if (local_err) { ret = -EINVAL; error_propagate(errp, local_err); goto exit; } rbd_opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort); qemu_opts_absorb_qdict(rbd_opts, options, &local_err); if (local_err) { error_propagate(errp, local_err); ret = -EINVAL; goto exit; } pool = qemu_opt_get(rbd_opts, "pool"); conf = qemu_opt_get(rbd_opts, "conf"); clientname = qemu_opt_get(rbd_opts, "user"); name = qemu_opt_get(rbd_opts, "image"); keypairs = qemu_opt_get(rbd_opts, "keyvalue-pairs"); ret = rados_create(&cluster, clientname); if (ret < 0) { error_setg_errno(errp, -ret, "error initializing"); goto exit; } /* try default location when conf=NULL, but ignore failure */ ret = rados_conf_read_file(cluster, conf); if (conf && ret < 0) { error_setg_errno(errp, -ret, "error reading conf file %s", conf); ret = -EIO; goto shutdown; } ret = qemu_rbd_set_keypairs(cluster, keypairs, errp); if (ret < 0) { ret = -EIO; goto shutdown; } if (qemu_rbd_set_auth(cluster, secretid, errp) < 0) { ret = -EIO; goto shutdown; } ret = rados_connect(cluster); if (ret < 0) { error_setg_errno(errp, -ret, "error connecting"); goto shutdown; } ret = rados_ioctx_create(cluster, pool, &io_ctx); if (ret < 0) { error_setg_errno(errp, -ret, "error opening pool %s", pool); goto shutdown; } ret = rbd_create(io_ctx, name, bytes, &obj_order); if (ret < 0) { error_setg_errno(errp, -ret, "error rbd create"); } rados_ioctx_destroy(io_ctx); shutdown: rados_shutdown(cluster); exit: QDECREF(options); qemu_opts_del(rbd_opts); return ret; } | 11,668 |
0 | static void port92_init(ISADevice *dev, qemu_irq *a20_out) { Port92State *s = PORT92(dev); s->a20_out = a20_out; } | 11,669 |
0 | static TCGv gen_mulu_i64_i32(TCGv a, TCGv b) { TCGv tmp1 = tcg_temp_new(TCG_TYPE_I64); TCGv tmp2 = tcg_temp_new(TCG_TYPE_I64); tcg_gen_extu_i32_i64(tmp1, a); dead_tmp(a); tcg_gen_extu_i32_i64(tmp2, b); dead_tmp(b); tcg_gen_mul_i64(tmp1, tmp1, tmp2); return tmp1; } | 11,670 |
0 | static void pxa2xx_rtc_piupdate(PXA2xxRTCState *s) { int64_t rt = qemu_get_clock(rt_clock); if (s->rtsr & (1 << 15)) s->last_swcr += rt - s->last_pi; s->last_pi = rt; } | 11,671 |
0 | int ioinst_handle_ssch(CPUS390XState *env, uint64_t reg1, uint32_t ipb) { int cssid, ssid, schid, m; SubchDev *sch; ORB *orig_orb, orb; uint64_t addr; int ret = -ENODEV; int cc; hwaddr len = sizeof(*orig_orb); if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) { program_interrupt(env, PGM_OPERAND, 2); return -EIO; } trace_ioinst_sch_id("ssch", cssid, ssid, schid); addr = decode_basedisp_s(env, ipb); if (addr & 3) { program_interrupt(env, PGM_SPECIFICATION, 2); return -EIO; } orig_orb = s390_cpu_physical_memory_map(env, addr, &len, 0); if (!orig_orb || len != sizeof(*orig_orb)) { program_interrupt(env, PGM_ADDRESSING, 2); cc = -EIO; goto out; } copy_orb_from_guest(&orb, orig_orb); if (!ioinst_orb_valid(&orb)) { program_interrupt(env, PGM_OPERAND, 2); cc = -EIO; goto out; } sch = css_find_subch(m, cssid, ssid, schid); if (sch && css_subch_visible(sch)) { ret = css_do_ssch(sch, &orb); } switch (ret) { case -ENODEV: cc = 3; break; case -EBUSY: cc = 2; break; case 0: cc = 0; break; default: cc = 1; break; } out: s390_cpu_physical_memory_unmap(env, orig_orb, len, 0); return cc; } | 11,672 |
0 | int ioinst_handle_tpi(S390CPU *cpu, uint32_t ipb) { CPUS390XState *env = &cpu->env; uint64_t addr; int lowcore; IOIntCode int_code; hwaddr len; int ret; uint8_t ar; trace_ioinst("tpi"); addr = decode_basedisp_s(env, ipb, &ar); if (addr & 3) { program_interrupt(env, PGM_SPECIFICATION, 2); return -EIO; } lowcore = addr ? 0 : 1; len = lowcore ? 8 /* two words */ : 12 /* three words */; ret = css_do_tpi(&int_code, lowcore); if (ret == 1) { s390_cpu_virt_mem_write(cpu, lowcore ? 184 : addr, ar, &int_code, len); } return ret; } | 11,673 |
0 | static int do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data) { exit(0); return 0; } | 11,675 |
0 | void helper_ctc1(CPUMIPSState *env, target_ulong arg1, uint32_t fs, uint32_t rt) { switch (fs) { case 1: /* UFR Alias - Reset Status FR */ if (!((env->active_fpu.fcr0 & (1 << FCR0_UFRP)) && (rt == 0))) { return; } if (env->CP0_Config5 & (1 << CP0C5_UFR)) { env->CP0_Status &= ~(1 << CP0St_FR); compute_hflags(env); } else { helper_raise_exception(env, EXCP_RI); } break; case 4: /* UNFR Alias - Set Status FR */ if (!((env->active_fpu.fcr0 & (1 << FCR0_UFRP)) && (rt == 0))) { return; } if (env->CP0_Config5 & (1 << CP0C5_UFR)) { env->CP0_Status |= (1 << CP0St_FR); compute_hflags(env); } else { helper_raise_exception(env, EXCP_RI); } break; case 25: if (arg1 & 0xffffff00) return; env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0x017fffff) | ((arg1 & 0xfe) << 24) | ((arg1 & 0x1) << 23); break; case 26: if (arg1 & 0x007c0000) return; env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfffc0f83) | (arg1 & 0x0003f07c); break; case 28: if (arg1 & 0x007c0000) return; env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfefff07c) | (arg1 & 0x00000f83) | ((arg1 & 0x4) << 22); break; case 31: if (arg1 & 0x007c0000) return; env->active_fpu.fcr31 = arg1; break; default: return; } /* set rounding mode */ restore_rounding_mode(env); /* set flush-to-zero mode */ restore_flush_mode(env); set_float_exception_flags(0, &env->active_fpu.fp_status); if ((GET_FP_ENABLE(env->active_fpu.fcr31) | 0x20) & GET_FP_CAUSE(env->active_fpu.fcr31)) do_raise_exception(env, EXCP_FPE, GETPC()); } | 11,676 |
0 | static void predictor_decode_stereo(APEContext *ctx, int count) { APEPredictor *p = &ctx->predictor; int32_t *decoded0 = ctx->decoded[0]; int32_t *decoded1 = ctx->decoded[1]; while (count--) { /* Predictor Y */ *decoded0 = predictor_update_filter(p, *decoded0, 0, YDELAYA, YDELAYB, YADAPTCOEFFSA, YADAPTCOEFFSB); decoded0++; *decoded1 = predictor_update_filter(p, *decoded1, 1, XDELAYA, XDELAYB, XADAPTCOEFFSA, XADAPTCOEFFSB); decoded1++; /* Combined */ p->buf++; /* Have we filled the history buffer? */ if (p->buf == p->historybuffer + HISTORY_SIZE) { memmove(p->historybuffer, p->buf, PREDICTOR_SIZE * sizeof(*p->historybuffer)); p->buf = p->historybuffer; } } } | 11,677 |
0 | static bool rtas_event_log_contains(uint32_t event_mask, bool exception) { sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); sPAPREventLogEntry *entry = NULL; /* we only queue EPOW events atm. */ if ((event_mask & EVENT_MASK_EPOW) == 0) { return false; } QTAILQ_FOREACH(entry, &spapr->pending_events, next) { if (entry->exception != exception) { continue; } /* EPOW and hotplug events are surfaced in the same manner */ if (entry->log_type == RTAS_LOG_TYPE_EPOW || entry->log_type == RTAS_LOG_TYPE_HOTPLUG) { return true; } } return false; } | 11,678 |
0 | void helper_ldq_raw(uint64_t t0, uint64_t t1) { ldq_raw(t1, t0); } | 11,679 |
0 | void qemu_bh_update_timeout(int *timeout) { QEMUBH *bh; for (bh = async_context->first_bh; bh; bh = bh->next) { if (!bh->deleted && bh->scheduled) { if (bh->idle) { /* idle bottom halves will be polled at least * every 10ms */ *timeout = MIN(10, *timeout); } else { /* non-idle bottom halves will be executed * immediately */ *timeout = 0; break; } } } } | 11,680 |
0 | i2c_bus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t smb_io_base, qemu_irq sci_irq, qemu_irq cmos_s3, qemu_irq smi_irq, int kvm_enabled) { PCIDevice *dev; PIIX4PMState *s; dev = pci_create(bus, devfn, "PIIX4_PM"); qdev_prop_set_uint32(&dev->qdev, "smb_io_base", smb_io_base); s = DO_UPCAST(PIIX4PMState, dev, dev); s->irq = sci_irq; acpi_pm1_cnt_init(&s->ar, cmos_s3); s->smi_irq = smi_irq; s->kvm_enabled = kvm_enabled; qdev_init_nofail(&dev->qdev); return s->smb.smbus; } | 11,681 |
0 | static int get_phys_addr_v6(CPUARMState *env, uint32_t address, int access_type, ARMMMUIdx mmu_idx, hwaddr *phys_ptr, int *prot, target_ulong *page_size) { CPUState *cs = CPU(arm_env_get_cpu(env)); int code; uint32_t table; uint32_t desc; uint32_t xn; uint32_t pxn = 0; int type; int ap; int domain = 0; int domain_prot; hwaddr phys_addr; uint32_t dacr; /* Pagetable walk. */ /* Lookup l1 descriptor. */ if (!get_level1_table_address(env, mmu_idx, &table, address)) { /* Section translation fault if page walk is disabled by PD0 or PD1 */ code = 5; goto do_fault; } desc = ldl_phys(cs->as, table); type = (desc & 3); if (type == 0 || (type == 3 && !arm_feature(env, ARM_FEATURE_PXN))) { /* Section translation fault, or attempt to use the encoding * which is Reserved on implementations without PXN. */ code = 5; goto do_fault; } if ((type == 1) || !(desc & (1 << 18))) { /* Page or Section. */ domain = (desc >> 5) & 0x0f; } if (regime_el(env, mmu_idx) == 1) { dacr = env->cp15.dacr_ns; } else { dacr = env->cp15.dacr_s; } domain_prot = (dacr >> (domain * 2)) & 3; if (domain_prot == 0 || domain_prot == 2) { if (type != 1) { code = 9; /* Section domain fault. */ } else { code = 11; /* Page domain fault. */ } goto do_fault; } if (type != 1) { if (desc & (1 << 18)) { /* Supersection. */ phys_addr = (desc & 0xff000000) | (address & 0x00ffffff); *page_size = 0x1000000; } else { /* Section. */ phys_addr = (desc & 0xfff00000) | (address & 0x000fffff); *page_size = 0x100000; } ap = ((desc >> 10) & 3) | ((desc >> 13) & 4); xn = desc & (1 << 4); pxn = desc & 1; code = 13; } else { if (arm_feature(env, ARM_FEATURE_PXN)) { pxn = (desc >> 2) & 1; } /* Lookup l2 entry. */ table = (desc & 0xfffffc00) | ((address >> 10) & 0x3fc); desc = ldl_phys(cs->as, table); ap = ((desc >> 4) & 3) | ((desc >> 7) & 4); switch (desc & 3) { case 0: /* Page translation fault. */ code = 7; goto do_fault; case 1: /* 64k page. */ phys_addr = (desc & 0xffff0000) | (address & 0xffff); xn = desc & (1 << 15); *page_size = 0x10000; break; case 2: case 3: /* 4k page. */ phys_addr = (desc & 0xfffff000) | (address & 0xfff); xn = desc & 1; *page_size = 0x1000; break; default: /* Never happens, but compiler isn't smart enough to tell. */ abort(); } code = 15; } if (domain_prot == 3) { *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC; } else { if (pxn && !regime_is_user(env, mmu_idx)) { xn = 1; } if (xn && access_type == 2) goto do_fault; /* The simplified model uses AP[0] as an access control bit. */ if ((regime_sctlr(env, mmu_idx) & SCTLR_AFE) && (ap & 1) == 0) { /* Access flag fault. */ code = (code == 15) ? 6 : 3; goto do_fault; } *prot = check_ap(env, mmu_idx, ap, domain_prot, access_type); if (!*prot) { /* Access permission fault. */ goto do_fault; } if (!xn) { *prot |= PAGE_EXEC; } } *phys_ptr = phys_addr; return 0; do_fault: return code | (domain << 4); } | 11,682 |
0 | static int vpc_create(const char *filename, QemuOpts *opts, Error **errp) { uint8_t buf[1024]; VHDFooter *footer = (VHDFooter *) buf; char *disk_type_param; int fd, i; uint16_t cyls = 0; uint8_t heads = 0; uint8_t secs_per_cyl = 0; int64_t total_sectors; int64_t total_size; int disk_type; int ret = -EIO; bool nocow = false; /* Read out options */ total_size = qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0); disk_type_param = qemu_opt_get_del(opts, BLOCK_OPT_SUBFMT); if (disk_type_param) { if (!strcmp(disk_type_param, "dynamic")) { disk_type = VHD_DYNAMIC; } else if (!strcmp(disk_type_param, "fixed")) { disk_type = VHD_FIXED; } else { ret = -EINVAL; goto out; } } else { disk_type = VHD_DYNAMIC; } nocow = qemu_opt_get_bool_del(opts, BLOCK_OPT_NOCOW, false); /* Create the file */ fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0644); if (fd < 0) { ret = -EIO; goto out; } if (nocow) { #ifdef __linux__ /* Set NOCOW flag to solve performance issue on fs like btrfs. * This is an optimisation. The FS_IOC_SETFLAGS ioctl return value will * be ignored since any failure of this operation should not block the * left work. */ int attr; if (ioctl(fd, FS_IOC_GETFLAGS, &attr) == 0) { attr |= FS_NOCOW_FL; ioctl(fd, FS_IOC_SETFLAGS, &attr); } #endif } /* * Calculate matching total_size and geometry. Increase the number of * sectors requested until we get enough (or fail). This ensures that * qemu-img convert doesn't truncate images, but rather rounds up. */ total_sectors = total_size / BDRV_SECTOR_SIZE; for (i = 0; total_sectors > (int64_t)cyls * heads * secs_per_cyl; i++) { if (calculate_geometry(total_sectors + i, &cyls, &heads, &secs_per_cyl)) { ret = -EFBIG; goto fail; } } total_sectors = (int64_t) cyls * heads * secs_per_cyl; /* Prepare the Hard Disk Footer */ memset(buf, 0, 1024); memcpy(footer->creator, "conectix", 8); /* TODO Check if "qemu" creator_app is ok for VPC */ memcpy(footer->creator_app, "qemu", 4); memcpy(footer->creator_os, "Wi2k", 4); footer->features = be32_to_cpu(0x02); footer->version = be32_to_cpu(0x00010000); if (disk_type == VHD_DYNAMIC) { footer->data_offset = be64_to_cpu(HEADER_SIZE); } else { footer->data_offset = be64_to_cpu(0xFFFFFFFFFFFFFFFFULL); } footer->timestamp = be32_to_cpu(time(NULL) - VHD_TIMESTAMP_BASE); /* Version of Virtual PC 2007 */ footer->major = be16_to_cpu(0x0005); footer->minor = be16_to_cpu(0x0003); if (disk_type == VHD_DYNAMIC) { footer->orig_size = be64_to_cpu(total_sectors * 512); footer->size = be64_to_cpu(total_sectors * 512); } else { footer->orig_size = be64_to_cpu(total_size); footer->size = be64_to_cpu(total_size); } footer->cyls = be16_to_cpu(cyls); footer->heads = heads; footer->secs_per_cyl = secs_per_cyl; footer->type = be32_to_cpu(disk_type); #if defined(CONFIG_UUID) uuid_generate(footer->uuid); #endif footer->checksum = be32_to_cpu(vpc_checksum(buf, HEADER_SIZE)); if (disk_type == VHD_DYNAMIC) { ret = create_dynamic_disk(fd, buf, total_sectors); } else { ret = create_fixed_disk(fd, buf, total_size); } fail: qemu_close(fd); out: g_free(disk_type_param); return ret; } | 11,684 |
0 | static int rate_get_samples (struct audio_pcm_info *info, SpiceRateCtl *rate) { int64_t now; int64_t ticks; int64_t bytes; int64_t samples; now = qemu_get_clock (vm_clock); ticks = now - rate->start_ticks; bytes = muldiv64 (ticks, info->bytes_per_second, get_ticks_per_sec ()); samples = (bytes - rate->bytes_sent) >> info->shift; if (samples < 0 || samples > 65536) { fprintf (stderr, "Resetting rate control (%" PRId64 " samples)\n", samples); rate_start (rate); samples = 0; } rate->bytes_sent += samples << info->shift; return samples; } | 11,686 |
0 | static void test_visitor_out_native_list_uint8(TestOutputVisitorData *data, const void *unused) { test_native_list(data, unused, USER_DEF_NATIVE_LIST_UNION_KIND_U8); } | 11,689 |
0 | static int alsa_run_out (HWVoiceOut *hw) { ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw; int rpos, live, decr; int samples; uint8_t *dst; st_sample_t *src; snd_pcm_sframes_t avail; live = audio_pcm_hw_get_live_out (hw); if (!live) { return 0; } avail = alsa_get_avail (alsa->handle); if (avail < 0) { dolog ("Could not get number of available playback frames\n"); return 0; } decr = audio_MIN (live, avail); samples = decr; rpos = hw->rpos; while (samples) { int left_till_end_samples = hw->samples - rpos; int len = audio_MIN (samples, left_till_end_samples); snd_pcm_sframes_t written; src = hw->mix_buf + rpos; dst = advance (alsa->pcm_buf, rpos << hw->info.shift); hw->clip (dst, src, len); while (len) { written = snd_pcm_writei (alsa->handle, dst, len); if (written <= 0) { switch (written) { case 0: if (conf.verbose) { dolog ("Failed to write %d frames (wrote zero)\n", len); } goto exit; case -EPIPE: if (alsa_recover (alsa->handle)) { alsa_logerr (written, "Failed to write %d frames\n", len); goto exit; } if (conf.verbose) { dolog ("Recovering from playback xrun\n"); } continue; case -EAGAIN: goto exit; default: alsa_logerr (written, "Failed to write %d frames to %p\n", len, dst); goto exit; } } rpos = (rpos + written) % hw->samples; samples -= written; len -= written; dst = advance (dst, written << hw->info.shift); src += written; } } exit: hw->rpos = rpos; return decr; } | 11,690 |
0 | static int local_symlink(FsContext *ctx, const char *oldpath, const char *newpath) { return symlink(oldpath, rpath(ctx, newpath)); } | 11,694 |
1 | static void setup_rt_frame(int sig, struct target_sigaction *ka, target_siginfo_t *info, target_sigset_t *set, CPUX86State *env) { abi_ulong frame_addr, addr; struct rt_sigframe *frame; int i, err = 0; frame_addr = get_sigframe(ka, env, sizeof(*frame)); if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) goto give_sigsegv; __put_user(current_exec_domain_sig(sig), &frame->sig); addr = frame_addr + offsetof(struct rt_sigframe, info); __put_user(addr, &frame->pinfo); addr = frame_addr + offsetof(struct rt_sigframe, uc); __put_user(addr, &frame->puc); copy_siginfo_to_user(&frame->info, info); /* Create the ucontext. */ __put_user(0, &frame->uc.tuc_flags); __put_user(0, &frame->uc.tuc_link); __put_user(target_sigaltstack_used.ss_sp, &frame->uc.tuc_stack.ss_sp); __put_user(sas_ss_flags(get_sp_from_cpustate(env)), &frame->uc.tuc_stack.ss_flags); __put_user(target_sigaltstack_used.ss_size, &frame->uc.tuc_stack.ss_size); setup_sigcontext(&frame->uc.tuc_mcontext, &frame->fpstate, env, set->sig[0], frame_addr + offsetof(struct rt_sigframe, fpstate)); for(i = 0; i < TARGET_NSIG_WORDS; i++) { if (__put_user(set->sig[i], &frame->uc.tuc_sigmask.sig[i])) goto give_sigsegv; } /* Set up to return from userspace. If provided, use a stub already in userspace. */ if (ka->sa_flags & TARGET_SA_RESTORER) { __put_user(ka->sa_restorer, &frame->pretcode); } else { uint16_t val16; addr = frame_addr + offsetof(struct rt_sigframe, retcode); __put_user(addr, &frame->pretcode); /* This is movl $,%eax ; int $0x80 */ __put_user(0xb8, (char *)(frame->retcode+0)); __put_user(TARGET_NR_rt_sigreturn, (int *)(frame->retcode+1)); val16 = 0x80cd; __put_user(val16, (uint16_t *)(frame->retcode+5)); } if (err) goto give_sigsegv; /* Set up registers for signal handler */ env->regs[R_ESP] = frame_addr; env->eip = ka->_sa_handler; cpu_x86_load_seg(env, R_DS, __USER_DS); cpu_x86_load_seg(env, R_ES, __USER_DS); cpu_x86_load_seg(env, R_SS, __USER_DS); cpu_x86_load_seg(env, R_CS, __USER_CS); env->eflags &= ~TF_MASK; unlock_user_struct(frame, frame_addr, 1); return; give_sigsegv: unlock_user_struct(frame, frame_addr, 1); if (sig == TARGET_SIGSEGV) ka->_sa_handler = TARGET_SIG_DFL; force_sig(TARGET_SIGSEGV /* , current */); } | 11,695 |
1 | static void search_for_pns(AACEncContext *s, AVCodecContext *avctx, SingleChannelElement *sce) { FFPsyBand *band; int w, g, w2, i; float *PNS = &s->scoefs[0*128], *PNS34 = &s->scoefs[1*128]; float *NOR34 = &s->scoefs[3*128]; const float lambda = s->lambda; const float freq_mult = avctx->sample_rate/(1024.0f/sce->ics.num_windows)/2.0f; const float thr_mult = NOISE_LAMBDA_REPLACE*(100.0f/lambda); const float spread_threshold = NOISE_SPREAD_THRESHOLD*(lambda/100.f); if (sce->ics.window_sequence[0] == EIGHT_SHORT_SEQUENCE) return; for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) { for (g = 0; g < sce->ics.num_swb; g++) { int noise_sfi; float dist1 = 0.0f, dist2 = 0.0f, noise_amp; float pns_energy = 0.0f, energy_ratio, dist_thresh; float sfb_energy = 0.0f, threshold = 0.0f, spread = 0.0f; const int start = sce->ics.swb_offset[w*16+g]; const float freq = start*freq_mult; const float freq_boost = FFMAX(0.88f*freq/NOISE_LOW_LIMIT, 1.0f); if (freq < NOISE_LOW_LIMIT || avctx->cutoff && freq >= avctx->cutoff) continue; for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) { band = &s->psy.ch[s->cur_channel].psy_bands[(w+w2)*16+g]; sfb_energy += band->energy; spread += band->spread; threshold += band->threshold; } /* Ramps down at ~8000Hz and loosens the dist threshold */ dist_thresh = FFMIN(2.5f*NOISE_LOW_LIMIT/freq, 1.27f); if (sce->zeroes[w*16+g] || spread < spread_threshold || sfb_energy > threshold*thr_mult*freq_boost) { sce->pns_ener[w*16+g] = sfb_energy; continue; } noise_sfi = av_clip(roundf(log2f(sfb_energy)*2), -100, 155); /* Quantize */ noise_amp = -ff_aac_pow2sf_tab[noise_sfi + POW_SF2_ZERO]; /* Dequantize */ for (w2 = 0; w2 < sce->ics.group_len[w]; w2++) { float band_energy, scale; const int start_c = sce->ics.swb_offset[(w+w2)*16+g]; band = &s->psy.ch[s->cur_channel].psy_bands[(w+w2)*16+g]; for (i = 0; i < sce->ics.swb_sizes[g]; i++) PNS[i] = s->random_state = lcg_random(s->random_state); band_energy = s->fdsp->scalarproduct_float(PNS, PNS, sce->ics.swb_sizes[g]); scale = noise_amp/sqrtf(band_energy); s->fdsp->vector_fmul_scalar(PNS, PNS, scale, sce->ics.swb_sizes[g]); pns_energy += s->fdsp->scalarproduct_float(PNS, PNS, sce->ics.swb_sizes[g]); abs_pow34_v(NOR34, &sce->coeffs[start_c], sce->ics.swb_sizes[g]); abs_pow34_v(PNS34, PNS, sce->ics.swb_sizes[g]); dist1 += quantize_band_cost(s, &sce->coeffs[start_c], NOR34, sce->ics.swb_sizes[g], sce->sf_idx[(w+w2)*16+g], sce->band_alt[(w+w2)*16+g], lambda/band->threshold, INFINITY, NULL, 0); dist2 += quantize_band_cost(s, PNS, PNS34, sce->ics.swb_sizes[g], noise_sfi, NOISE_BT, lambda/band->threshold, INFINITY, NULL, 0); } energy_ratio = sfb_energy/pns_energy; /* Compensates for quantization error */ sce->pns_ener[w*16+g] = energy_ratio*sfb_energy; if (energy_ratio > 0.85f && energy_ratio < 1.25f && dist1/dist2 > dist_thresh) { sce->band_type[w*16+g] = NOISE_BT; sce->zeroes[w*16+g] = 0; if (sce->band_type[w*16+g-1] != NOISE_BT && /* Prevent holes */ sce->band_type[w*16+g-2] == NOISE_BT) { sce->band_type[w*16+g-1] = NOISE_BT; sce->zeroes[w*16+g-1] = 0; } } } } } | 11,697 |
1 | static inline void dv_decode_video_segment(DVVideoContext *s, const uint8_t *buf_ptr1, const uint16_t *mb_pos_ptr) { int quant, dc, dct_mode, class1, j; int mb_index, mb_x, mb_y, v, last_index; int y_stride, i; DCTELEM *block, *block1; int c_offset; uint8_t *y_ptr; const uint8_t *buf_ptr; PutBitContext pb, vs_pb; GetBitContext gb; BlockInfo mb_data[5 * DV_MAX_BPM], *mb, *mb1; DECLARE_ALIGNED_16(DCTELEM, sblock[5*DV_MAX_BPM][64]); DECLARE_ALIGNED_8(uint8_t, mb_bit_buffer[80 + 4]); /* allow some slack */ DECLARE_ALIGNED_8(uint8_t, vs_bit_buffer[5 * 80 + 4]); /* allow some slack */ const int log2_blocksize= 3-s->avctx->lowres; int is_field_mode[5]; assert((((int)mb_bit_buffer)&7)==0); assert((((int)vs_bit_buffer)&7)==0); memset(sblock, 0, sizeof(sblock)); /* pass 1 : read DC and AC coefficients in blocks */ buf_ptr = buf_ptr1; block1 = &sblock[0][0]; mb1 = mb_data; init_put_bits(&vs_pb, vs_bit_buffer, 5 * 80); for(mb_index = 0; mb_index < 5; mb_index++, mb1 += s->sys->bpm, block1 += s->sys->bpm * 64) { /* skip header */ quant = buf_ptr[3] & 0x0f; buf_ptr += 4; init_put_bits(&pb, mb_bit_buffer, 80); mb = mb1; block = block1; is_field_mode[mb_index] = 0; for(j = 0;j < s->sys->bpm; j++) { last_index = s->sys->block_sizes[j]; init_get_bits(&gb, buf_ptr, last_index); /* get the dc */ dc = get_sbits(&gb, 9); dct_mode = get_bits1(&gb); class1 = get_bits(&gb, 2); if (DV_PROFILE_IS_HD(s->sys)) { mb->idct_put = s->idct_put[0]; mb->scan_table = s->dv_zigzag[0]; mb->factor_table = s->dv100_idct_factor[((s->sys->height == 720)<<1)&(j < 4)][class1][quant]; is_field_mode[mb_index] |= !j && dct_mode; } else { mb->idct_put = s->idct_put[dct_mode && log2_blocksize==3]; mb->scan_table = s->dv_zigzag[dct_mode]; mb->factor_table = s->dv_idct_factor[class1 == 3][dct_mode] [quant + dv_quant_offset[class1]]; } dc = dc << 2; /* convert to unsigned because 128 is not added in the standard IDCT */ dc += 1024; block[0] = dc; buf_ptr += last_index >> 3; mb->pos = 0; mb->partial_bit_count = 0; #ifdef VLC_DEBUG printf("MB block: %d, %d ", mb_index, j); #endif dv_decode_ac(&gb, mb, block); /* write the remaining bits in a new buffer only if the block is finished */ if (mb->pos >= 64) bit_copy(&pb, &gb); block += 64; mb++; } /* pass 2 : we can do it just after */ #ifdef VLC_DEBUG printf("***pass 2 size=%d MB#=%d\n", put_bits_count(&pb), mb_index); #endif block = block1; mb = mb1; init_get_bits(&gb, mb_bit_buffer, put_bits_count(&pb)); flush_put_bits(&pb); for(j = 0;j < s->sys->bpm; j++, block += 64, mb++) { if (mb->pos < 64 && get_bits_left(&gb) > 0) { dv_decode_ac(&gb, mb, block); /* if still not finished, no need to parse other blocks */ if (mb->pos < 64) break; } } /* all blocks are finished, so the extra bytes can be used at the video segment level */ if (j >= s->sys->bpm) bit_copy(&vs_pb, &gb); } /* we need a pass other the whole video segment */ #ifdef VLC_DEBUG printf("***pass 3 size=%d\n", put_bits_count(&vs_pb)); #endif block = &sblock[0][0]; mb = mb_data; init_get_bits(&gb, vs_bit_buffer, put_bits_count(&vs_pb)); flush_put_bits(&vs_pb); for(mb_index = 0; mb_index < 5; mb_index++) { for(j = 0;j < s->sys->bpm; j++) { if (mb->pos < 64) { #ifdef VLC_DEBUG printf("start %d:%d\n", mb_index, j); #endif dv_decode_ac(&gb, mb, block); } if (mb->pos >= 64 && mb->pos < 127) av_log(NULL, AV_LOG_ERROR, "AC EOB marker is absent pos=%d\n", mb->pos); block += 64; mb++; } } /* compute idct and place blocks */ block = &sblock[0][0]; mb = mb_data; for(mb_index = 0; mb_index < 5; mb_index++) { v = *mb_pos_ptr++; mb_x = v & 0xff; mb_y = v >> 8; /* We work with 720p frames split in half. The odd half-frame (chan==2,3) is displaced :-( */ if (s->sys->height == 720 && !(s->buf[1]&0x0C)) { mb_y -= (mb_y>17)?18:-72; /* shifting the Y coordinate down by 72/2 macroblocks */ } /* idct_put'ting luminance */ if ((s->sys->pix_fmt == PIX_FMT_YUV420P) || (s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) || (s->sys->height >= 720 && mb_y != 134)) { y_stride = (s->picture.linesize[0]<<((!is_field_mode[mb_index])*log2_blocksize)) - (2<<log2_blocksize); } else { y_stride = 0; } y_ptr = s->picture.data[0] + ((mb_y * s->picture.linesize[0] + mb_x)<<log2_blocksize); for(j = 0; j < 2; j++, y_ptr += y_stride) { for (i=0; i<2; i++, block += 64, mb++, y_ptr += (1<<log2_blocksize)) if (s->sys->pix_fmt == PIX_FMT_YUV422P && s->sys->width == 720 && i) y_ptr -= (1<<log2_blocksize); else mb->idct_put(y_ptr, s->picture.linesize[0]<<is_field_mode[mb_index], block); } /* idct_put'ting chrominance */ c_offset = (((mb_y>>(s->sys->pix_fmt == PIX_FMT_YUV420P)) * s->picture.linesize[1] + (mb_x>>((s->sys->pix_fmt == PIX_FMT_YUV411P)?2:1)))<<log2_blocksize); for(j=2; j; j--) { uint8_t *c_ptr = s->picture.data[j] + c_offset; if (s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) { uint64_t aligned_pixels[64/8]; uint8_t *pixels = (uint8_t*)aligned_pixels; uint8_t *c_ptr1, *ptr1; int x, y; mb->idct_put(pixels, 8, block); for(y = 0; y < (1<<log2_blocksize); y++, c_ptr += s->picture.linesize[j], pixels += 8) { ptr1= pixels + (1<<(log2_blocksize-1)); c_ptr1 = c_ptr + (s->picture.linesize[j]<<log2_blocksize); for(x=0; x < (1<<(log2_blocksize-1)); x++) { c_ptr[x]= pixels[x]; c_ptr1[x]= ptr1[x]; } } block += 64; mb++; } else { y_stride = (mb_y == 134) ? (1<<log2_blocksize) : s->picture.linesize[j]<<((!is_field_mode[mb_index])*log2_blocksize); for (i=0; i<(1<<(s->sys->bpm==8)); i++, block += 64, mb++, c_ptr += y_stride) mb->idct_put(c_ptr, s->picture.linesize[j]<<is_field_mode[mb_index], block); } } } } | 11,698 |
1 | static void set_sensor_evt_enable(IPMIBmcSim *ibs, uint8_t *cmd, unsigned int cmd_len, uint8_t *rsp, unsigned int *rsp_len, unsigned int max_rsp_len) { IPMISensor *sens; IPMI_CHECK_CMD_LEN(4); if ((cmd[2] > MAX_SENSORS) || !IPMI_SENSOR_GET_PRESENT(ibs->sensors + cmd[2])) { rsp[2] = IPMI_CC_REQ_ENTRY_NOT_PRESENT; return; } sens = ibs->sensors + cmd[2]; switch ((cmd[3] >> 4) & 0x3) { case 0: /* Do not change */ break; case 1: /* Enable bits */ if (cmd_len > 4) { sens->assert_enable |= cmd[4]; } if (cmd_len > 5) { sens->assert_enable |= cmd[5] << 8; } if (cmd_len > 6) { sens->deassert_enable |= cmd[6]; } if (cmd_len > 7) { sens->deassert_enable |= cmd[7] << 8; } break; case 2: /* Disable bits */ if (cmd_len > 4) { sens->assert_enable &= ~cmd[4]; } if (cmd_len > 5) { sens->assert_enable &= ~(cmd[5] << 8); } if (cmd_len > 6) { sens->deassert_enable &= ~cmd[6]; } if (cmd_len > 7) { sens->deassert_enable &= ~(cmd[7] << 8); } break; case 3: rsp[2] = IPMI_CC_INVALID_DATA_FIELD; return; } IPMI_SENSOR_SET_RET_STATUS(sens, cmd[3]); } | 11,699 |
1 | static inline void *host_from_stream_offset(QEMUFile *f, ram_addr_t offset, int flags) { static RAMBlock *block = NULL; char id[256]; uint8_t len; if (flags & RAM_SAVE_FLAG_CONTINUE) { if (!block) { error_report("Ack, bad migration stream!"); return NULL; } return memory_region_get_ram_ptr(block->mr) + offset; } len = qemu_get_byte(f); qemu_get_buffer(f, (uint8_t *)id, len); id[len] = 0; QTAILQ_FOREACH(block, &ram_list.blocks, next) { if (!strncmp(id, block->idstr, sizeof(id))) return memory_region_get_ram_ptr(block->mr) + offset; } error_report("Can't find block %s!", id); return NULL; } | 11,700 |
1 | static int decode_hq_slice_row(AVCodecContext *avctx, void *arg, int jobnr, int threadnr) { int i; DiracContext *s = avctx->priv_data; DiracSlice *slices = ((DiracSlice *)arg) + s->num_x*jobnr; for (i = 0; i < s->num_x; i++) decode_hq_slice(avctx, &slices[i]); return 0; } | 11,701 |
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