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0 | static int coroutine_fn nfs_co_readv(BlockDriverState *bs, int64_t sector_num, int nb_sectors, QEMUIOVector *iov) { NFSClient *client = bs->opaque; NFSRPC task; nfs_co_init_task(client, &task); task.iov = iov; if (nfs_pread_async(client->context, client->fh, sector_num * BDRV_SECTOR_SIZE, nb_sectors * BDRV_SECTOR_SIZE, nfs_co_generic_cb, &task) != 0) { return -ENOMEM; } while (!task.complete) { nfs_set_events(client); qemu_coroutine_yield(); } if (task.ret < 0) { return task.ret; } /* zero pad short reads */ if (task.ret < iov->size) { qemu_iovec_memset(iov, task.ret, 0, iov->size - task.ret); } return 0; } | 11,950 |
0 | int scsi_req_parse(SCSIRequest *req, uint8_t *buf) { int rc; if (req->dev->type == TYPE_TAPE) { rc = scsi_req_stream_length(&req->cmd, req->dev, buf); } else { rc = scsi_req_length(&req->cmd, req->dev, buf); } if (rc != 0) return rc; assert(buf == req->cmd.buf); scsi_cmd_xfer_mode(&req->cmd); req->cmd.lba = scsi_cmd_lba(&req->cmd); trace_scsi_req_parsed(req->dev->id, req->lun, req->tag, buf[0], req->cmd.mode, req->cmd.xfer); if (req->cmd.lba != -1) { trace_scsi_req_parsed_lba(req->dev->id, req->lun, req->tag, buf[0], req->cmd.lba); } return 0; } | 11,951 |
0 | void virtqueue_map_sg(struct iovec *sg, hwaddr *addr, size_t num_sg, int is_write) { unsigned int i; hwaddr len; if (num_sg >= VIRTQUEUE_MAX_SIZE) { error_report("virtio: map attempt out of bounds: %zd > %d", num_sg, VIRTQUEUE_MAX_SIZE); exit(1); } for (i = 0; i < num_sg; i++) { len = sg[i].iov_len; sg[i].iov_base = cpu_physical_memory_map(addr[i], &len, is_write); if (sg[i].iov_base == NULL || len != sg[i].iov_len) { error_report("virtio: trying to map MMIO memory"); exit(1); } } } | 11,952 |
0 | static inline void gen_op_fcmpeq(int fccno) { switch (fccno) { case 0: gen_helper_fcmpeq(cpu_env); break; case 1: gen_helper_fcmpeq_fcc1(cpu_env); break; case 2: gen_helper_fcmpeq_fcc2(cpu_env); break; case 3: gen_helper_fcmpeq_fcc3(cpu_env); break; } } | 11,953 |
0 | static bool pc_machine_get_vmport(Object *obj, Error **errp) { PCMachineState *pcms = PC_MACHINE(obj); return pcms->vmport; } | 11,954 |
0 | pvscsi_convert_sglist(PVSCSIRequest *r) { int chunk_size; uint64_t data_length = r->req.dataLen; PVSCSISGState sg = r->sg; while (data_length) { while (!sg.resid) { pvscsi_get_next_sg_elem(&sg); trace_pvscsi_convert_sglist(r->req.context, r->sg.dataAddr, r->sg.resid); } assert(data_length > 0); chunk_size = MIN((unsigned) data_length, sg.resid); if (chunk_size) { qemu_sglist_add(&r->sgl, sg.dataAddr, chunk_size); } sg.dataAddr += chunk_size; data_length -= chunk_size; sg.resid -= chunk_size; } } | 11,956 |
0 | static void av_estimate_timings_from_pts(AVFormatContext *ic) { AVPacket pkt1, *pkt = &pkt1; AVStream *st; int read_size, i, ret; int64_t start_time, end_time, end_time1; int64_t filesize, offset, duration; /* we read the first packets to get the first PTS (not fully accurate, but it is enough now) */ url_fseek(&ic->pb, 0, SEEK_SET); read_size = 0; for(;;) { if (read_size >= DURATION_MAX_READ_SIZE) break; /* if all info is available, we can stop */ for(i = 0;i < ic->nb_streams; i++) { st = ic->streams[i]; if (st->start_time == AV_NOPTS_VALUE) break; } if (i == ic->nb_streams) break; ret = av_read_packet(ic, pkt); if (ret != 0) break; read_size += pkt->size; st = ic->streams[pkt->stream_index]; if (pkt->pts != AV_NOPTS_VALUE) { if (st->start_time == AV_NOPTS_VALUE) st->start_time = (int64_t)((double)pkt->pts * ic->pts_num * (double)AV_TIME_BASE / ic->pts_den); } av_free_packet(pkt); } /* we compute the minimum start_time and use it as default */ start_time = MAXINT64; for(i = 0; i < ic->nb_streams; i++) { st = ic->streams[i]; if (st->start_time != AV_NOPTS_VALUE && st->start_time < start_time) start_time = st->start_time; } fprintf(stderr, "start=%lld\n", start_time); if (start_time != MAXINT64) ic->start_time = start_time; /* estimate the end time (duration) */ /* XXX: may need to support wrapping */ filesize = ic->file_size; offset = filesize - DURATION_MAX_READ_SIZE; if (offset < 0) offset = 0; /* flush packet queue */ flush_packet_queue(ic); url_fseek(&ic->pb, offset, SEEK_SET); read_size = 0; for(;;) { if (read_size >= DURATION_MAX_READ_SIZE) break; /* if all info is available, we can stop */ for(i = 0;i < ic->nb_streams; i++) { st = ic->streams[i]; if (st->duration == AV_NOPTS_VALUE) break; } if (i == ic->nb_streams) break; ret = av_read_packet(ic, pkt); if (ret != 0) break; read_size += pkt->size; st = ic->streams[pkt->stream_index]; if (pkt->pts != AV_NOPTS_VALUE) { end_time = (int64_t)((double)pkt->pts * ic->pts_num * (double)AV_TIME_BASE / ic->pts_den); duration = end_time - st->start_time; if (duration > 0) { if (st->duration == AV_NOPTS_VALUE || st->duration < duration) st->duration = duration; } } av_free_packet(pkt); } /* estimate total duration */ end_time = MININT64; for(i = 0;i < ic->nb_streams; i++) { st = ic->streams[i]; if (st->duration != AV_NOPTS_VALUE) { end_time1 = st->start_time + st->duration; if (end_time1 > end_time) end_time = end_time1; } } /* update start_time (new stream may have been created, so we do it at the end */ if (ic->start_time != AV_NOPTS_VALUE) { for(i = 0; i < ic->nb_streams; i++) { st = ic->streams[i]; if (st->start_time == AV_NOPTS_VALUE) st->start_time = ic->start_time; } } if (end_time != MININT64) { /* put dummy values for duration if needed */ for(i = 0;i < ic->nb_streams; i++) { st = ic->streams[i]; if (st->duration == AV_NOPTS_VALUE && st->start_time != AV_NOPTS_VALUE) st->duration = end_time - st->start_time; } ic->duration = end_time - ic->start_time; } url_fseek(&ic->pb, 0, SEEK_SET); } | 11,959 |
0 | bool qemu_clock_run_all_timers(void) { bool progress = false; QEMUClockType type; for (type = 0; type < QEMU_CLOCK_MAX; type++) { progress |= qemu_clock_run_timers(type); } return progress; } | 11,960 |
0 | static int put_uint64_as_uint32(QEMUFile *f, void *pv, size_t size, VMStateField *field, QJSON *vmdesc) { uint64_t *v = pv; qemu_put_be32(f, *v); return 0; } | 11,961 |
0 | static void scsi_dma_restart_bh(void *opaque) { SCSIDevice *s = opaque; SCSIRequest *req, *next; qemu_bh_delete(s->bh); s->bh = NULL; QTAILQ_FOREACH_SAFE(req, &s->requests, next, next) { scsi_req_ref(req); if (req->retry) { req->retry = false; switch (req->cmd.mode) { case SCSI_XFER_FROM_DEV: case SCSI_XFER_TO_DEV: scsi_req_continue(req); break; case SCSI_XFER_NONE: assert(!req->sg); scsi_req_dequeue(req); scsi_req_enqueue(req); break; } } scsi_req_unref(req); } } | 11,962 |
0 | static uint64_t get_guest_rtc_ns(RTCState *s) { uint64_t guest_rtc; uint64_t guest_clock = qemu_clock_get_ns(rtc_clock); guest_rtc = s->base_rtc * NANOSECONDS_PER_SECOND + guest_clock - s->last_update + s->offset; return guest_rtc; } | 11,964 |
0 | static void openpic_reset(DeviceState *d) { OpenPICState *opp = FROM_SYSBUS(typeof (*opp), sysbus_from_qdev(d)); int i; opp->glbc = GLBC_RESET; /* Initialise controller registers */ opp->frep = ((opp->nb_irqs -1) << FREP_NIRQ_SHIFT) | ((opp->nb_cpus -1) << FREP_NCPU_SHIFT) | (opp->vid << FREP_VID_SHIFT); opp->pint = 0; opp->spve = -1 & opp->spve_mask; opp->tifr = opp->tifr_reset; /* Initialise IRQ sources */ for (i = 0; i < opp->max_irq; i++) { opp->src[i].ipvp = opp->ipvp_reset; opp->src[i].ide = opp->ide_reset; } /* Initialise IRQ destinations */ for (i = 0; i < MAX_CPU; i++) { opp->dst[i].pctp = 15; opp->dst[i].pcsr = 0x00000000; memset(&opp->dst[i].raised, 0, sizeof(IRQ_queue_t)); opp->dst[i].raised.next = -1; memset(&opp->dst[i].servicing, 0, sizeof(IRQ_queue_t)); opp->dst[i].servicing.next = -1; } /* Initialise timers */ for (i = 0; i < MAX_TMR; i++) { opp->timers[i].ticc = 0; opp->timers[i].tibc = TIBC_CI; } /* Go out of RESET state */ opp->glbc = 0; } | 11,966 |
0 | static inline int handle_cpu_signal(unsigned long pc, unsigned long address, int is_write, sigset_t *old_set, void *puc) { TranslationBlock *tb; int ret; if (cpu_single_env) env = cpu_single_env; /* XXX: find a correct solution for multithread */ #if defined(DEBUG_SIGNAL) printf("qemu: SIGSEGV pc=0x%08lx address=%08lx w=%d oldset=0x%08lx\n", pc, address, is_write, *(unsigned long *)old_set); #endif /* XXX: locking issue */ if (is_write && page_unprotect(h2g(address), pc, puc)) { return 1; } /* see if it is an MMU fault */ ret = cpu_mb_handle_mmu_fault(env, address, is_write, MMU_USER_IDX, 0); if (ret < 0) return 0; /* not an MMU fault */ if (ret == 0) return 1; /* the MMU fault was handled without causing real CPU fault */ /* now we have a real cpu fault */ tb = tb_find_pc(pc); if (tb) { /* the PC is inside the translated code. It means that we have a virtual CPU fault */ cpu_restore_state(tb, env, pc, puc); } if (ret == 1) { #if 0 printf("PF exception: PC=0x" TARGET_FMT_lx " error=0x%x %p\n", env->PC, env->error_code, tb); #endif /* we restore the process signal mask as the sigreturn should do it (XXX: use sigsetjmp) */ sigprocmask(SIG_SETMASK, old_set, NULL); cpu_loop_exit(); } else { /* activate soft MMU for this block */ cpu_resume_from_signal(env, puc); } /* never comes here */ return 1; } | 11,967 |
0 | static int scan_mmco_reset(AVCodecParserContext *s, GetBitContext *gb) { H264PredWeightTable pwt; int slice_type_nos = s->pict_type & 3; H264ParseContext *p = s->priv_data; H264Context *h = &p->h; int list_count, ref_count[2]; if (h->pps.redundant_pic_cnt_present) get_ue_golomb(gb); // redundant_pic_count if (slice_type_nos == AV_PICTURE_TYPE_B) get_bits1(gb); // direct_spatial_mv_pred if (ff_h264_parse_ref_count(&list_count, ref_count, gb, &h->pps, slice_type_nos, h->picture_structure) < 0) return AVERROR_INVALIDDATA; if (slice_type_nos != AV_PICTURE_TYPE_I) { int list; for (list = 0; list < list_count; list++) { if (get_bits1(gb)) { int index; for (index = 0; ; index++) { unsigned int reordering_of_pic_nums_idc = get_ue_golomb_31(gb); if (reordering_of_pic_nums_idc < 3) get_ue_golomb(gb); else if (reordering_of_pic_nums_idc > 3) { av_log(h->avctx, AV_LOG_ERROR, "illegal reordering_of_pic_nums_idc %d\n", reordering_of_pic_nums_idc); return AVERROR_INVALIDDATA; } else break; if (index >= ref_count[list]) { av_log(h->avctx, AV_LOG_ERROR, "reference count %d overflow\n", index); return AVERROR_INVALIDDATA; } } } } } if ((h->pps.weighted_pred && slice_type_nos == AV_PICTURE_TYPE_P) || (h->pps.weighted_bipred_idc == 1 && slice_type_nos == AV_PICTURE_TYPE_B)) ff_h264_pred_weight_table(gb, &h->sps, ref_count, slice_type_nos, &pwt); if (get_bits1(gb)) { // adaptive_ref_pic_marking_mode_flag int i; for (i = 0; i < MAX_MMCO_COUNT; i++) { MMCOOpcode opcode = get_ue_golomb_31(gb); if (opcode > (unsigned) MMCO_LONG) { av_log(h->avctx, AV_LOG_ERROR, "illegal memory management control operation %d\n", opcode); return AVERROR_INVALIDDATA; } if (opcode == MMCO_END) return 0; else if (opcode == MMCO_RESET) return 1; if (opcode == MMCO_SHORT2UNUSED || opcode == MMCO_SHORT2LONG) get_ue_golomb(gb); if (opcode == MMCO_SHORT2LONG || opcode == MMCO_LONG2UNUSED || opcode == MMCO_LONG || opcode == MMCO_SET_MAX_LONG) get_ue_golomb_31(gb); } } return 0; } | 11,970 |
0 | void helper_memalign(uint32_t addr, uint32_t dr, uint32_t wr, uint32_t size) { uint32_t mask; switch (size) { case 4: mask = 3; break; case 2: mask = 1; break; default: case 1: mask = 0; break; } if (addr & mask) { qemu_log("unaligned access addr=%x size=%d, wr=%d\n", addr, size, wr); if (!(env->sregs[SR_MSR] & MSR_EE)) { return; } env->sregs[SR_ESR] = ESR_EC_UNALIGNED_DATA | (wr << 10) \ | (dr & 31) << 5; if (size == 4) { env->sregs[SR_ESR] |= 1 << 11; } helper_raise_exception(EXCP_HW_EXCP); } } | 11,971 |
0 | static inline bool bdrv_req_is_aligned(BlockDriverState *bs, int64_t offset, size_t bytes) { int64_t align = bdrv_get_align(bs); return !(offset & (align - 1) || (bytes & (align - 1))); } | 11,972 |
0 | static inline int tcg_gen_code_common(TCGContext *s, uint8_t *gen_code_buf, long search_pc) { int opc, op_index, macro_op_index; const TCGOpDef *def; unsigned int dead_iargs; const TCGArg *args; #ifdef DEBUG_DISAS if (unlikely(loglevel & CPU_LOG_TB_OP)) { fprintf(logfile, "OP:\n"); tcg_dump_ops(s, logfile); fprintf(logfile, "\n"); } #endif tcg_liveness_analysis(s); #ifdef DEBUG_DISAS if (unlikely(loglevel & CPU_LOG_TB_OP_OPT)) { fprintf(logfile, "OP after la:\n"); tcg_dump_ops(s, logfile); fprintf(logfile, "\n"); } #endif tcg_reg_alloc_start(s); s->code_buf = gen_code_buf; s->code_ptr = gen_code_buf; macro_op_index = -1; args = gen_opparam_buf; op_index = 0; for(;;) { opc = gen_opc_buf[op_index]; #ifdef CONFIG_PROFILER dyngen_table_op_count[opc]++; #endif def = &tcg_op_defs[opc]; #if 0 printf("%s: %d %d %d\n", def->name, def->nb_oargs, def->nb_iargs, def->nb_cargs); // dump_regs(s); #endif switch(opc) { case INDEX_op_mov_i32: #if TCG_TARGET_REG_BITS == 64 case INDEX_op_mov_i64: #endif dead_iargs = s->op_dead_iargs[op_index]; tcg_reg_alloc_mov(s, def, args, dead_iargs); break; case INDEX_op_nop: case INDEX_op_nop1: case INDEX_op_nop2: case INDEX_op_nop3: break; case INDEX_op_nopn: args += args[0]; goto next; case INDEX_op_discard: { TCGTemp *ts; ts = &s->temps[args[0]]; /* mark the temporary as dead */ if (ts->val_type != TEMP_VAL_CONST && !ts->fixed_reg) { if (ts->val_type == TEMP_VAL_REG) s->reg_to_temp[ts->reg] = -1; ts->val_type = TEMP_VAL_DEAD; } } break; case INDEX_op_macro_goto: macro_op_index = op_index; /* only used for exceptions */ op_index = args[0] - 1; args = gen_opparam_buf + args[1]; goto next; case INDEX_op_macro_end: macro_op_index = -1; /* only used for exceptions */ op_index = args[0] - 1; args = gen_opparam_buf + args[1]; goto next; case INDEX_op_macro_start: /* must never happen here */ tcg_abort(); case INDEX_op_set_label: tcg_reg_alloc_bb_end(s); tcg_out_label(s, args[0], (long)s->code_ptr); break; case INDEX_op_call: dead_iargs = s->op_dead_iargs[op_index]; args += tcg_reg_alloc_call(s, def, opc, args, dead_iargs); goto next; case INDEX_op_end: goto the_end; #ifndef CONFIG_NO_DYNGEN_OP case 0 ... INDEX_op_end - 1: /* legacy dyngen ops */ #ifdef CONFIG_PROFILER { extern int64_t dyngen_old_op_count; dyngen_old_op_count++; } #endif tcg_reg_alloc_bb_end(s); if (search_pc >= 0) { s->code_ptr += def->copy_size; args += def->nb_args; } else { args = dyngen_op(s, opc, args); } goto next; #endif default: /* Note: in order to speed up the code, it would be much faster to have specialized register allocator functions for some common argument patterns */ dead_iargs = s->op_dead_iargs[op_index]; tcg_reg_alloc_op(s, def, opc, args, dead_iargs); break; } args += def->nb_args; next: ; if (search_pc >= 0 && search_pc < s->code_ptr - gen_code_buf) { if (macro_op_index >= 0) return macro_op_index; else return op_index; } op_index++; #ifndef NDEBUG check_regs(s); #endif } the_end: return -1; } | 11,973 |
0 | static uint32_t set_isolation_state(sPAPRDRConnector *drc, sPAPRDRIsolationState state) { trace_spapr_drc_set_isolation_state(spapr_drc_index(drc), state); /* if the guest is configuring a device attached to this DRC, we * should reset the configuration state at this point since it may * no longer be reliable (guest released device and needs to start * over, or unplug occurred so the FDT is no longer valid) */ if (state == SPAPR_DR_ISOLATION_STATE_ISOLATED) { g_free(drc->ccs); drc->ccs = NULL; } if (state == SPAPR_DR_ISOLATION_STATE_UNISOLATED) { /* cannot unisolate a non-existent resource, and, or resources * which are in an 'UNUSABLE' allocation state. (PAPR 2.7, 13.5.3.5) */ if (!drc->dev || drc->allocation_state == SPAPR_DR_ALLOCATION_STATE_UNUSABLE) { return RTAS_OUT_NO_SUCH_INDICATOR; } } /* * Fail any requests to ISOLATE the LMB DRC if this LMB doesn't * belong to a DIMM device that is marked for removal. * * Currently the guest userspace tool drmgr that drives the memory * hotplug/unplug will just try to remove a set of 'removable' LMBs * in response to a hot unplug request that is based on drc-count. * If the LMB being removed doesn't belong to a DIMM device that is * actually being unplugged, fail the isolation request here. */ if (spapr_drc_type(drc) == SPAPR_DR_CONNECTOR_TYPE_LMB) { if ((state == SPAPR_DR_ISOLATION_STATE_ISOLATED) && !drc->awaiting_release) { return RTAS_OUT_HW_ERROR; } } drc->isolation_state = state; if (drc->isolation_state == SPAPR_DR_ISOLATION_STATE_ISOLATED) { /* if we're awaiting release, but still in an unconfigured state, * it's likely the guest is still in the process of configuring * the device and is transitioning the devices to an ISOLATED * state as a part of that process. so we only complete the * removal when this transition happens for a device in a * configured state, as suggested by the state diagram from * PAPR+ 2.7, 13.4 */ if (drc->awaiting_release) { uint32_t drc_index = spapr_drc_index(drc); if (drc->configured) { trace_spapr_drc_set_isolation_state_finalizing(drc_index); spapr_drc_detach(drc, DEVICE(drc->dev), NULL); } else { trace_spapr_drc_set_isolation_state_deferring(drc_index); } } drc->configured = false; } return RTAS_OUT_SUCCESS; } | 11,974 |
1 | static void vnc_listen_read(void *opaque) { VncDisplay *vs = opaque; struct sockaddr_in addr; socklen_t addrlen = sizeof(addr); /* Catch-up */ vga_hw_update(); int csock = accept(vs->lsock, (struct sockaddr *)&addr, &addrlen); if (csock != -1) { vnc_connect(vs, csock); } } | 11,976 |
0 | static av_cold int qdm2_decode_init(AVCodecContext *avctx) { QDM2Context *s = avctx->priv_data; uint8_t *extradata; int extradata_size; int tmp_val, tmp, size; /* extradata parsing Structure: wave { frma (QDM2) QDCA QDCP } 32 size (including this field) 32 tag (=frma) 32 type (=QDM2 or QDMC) 32 size (including this field, in bytes) 32 tag (=QDCA) // maybe mandatory parameters 32 unknown (=1) 32 channels (=2) 32 samplerate (=44100) 32 bitrate (=96000) 32 block size (=4096) 32 frame size (=256) (for one channel) 32 packet size (=1300) 32 size (including this field, in bytes) 32 tag (=QDCP) // maybe some tuneable parameters 32 float1 (=1.0) 32 zero ? 32 float2 (=1.0) 32 float3 (=1.0) 32 unknown (27) 32 unknown (8) 32 zero ? */ if (!avctx->extradata || (avctx->extradata_size < 48)) { av_log(avctx, AV_LOG_ERROR, "extradata missing or truncated\n"); return -1; } extradata = avctx->extradata; extradata_size = avctx->extradata_size; while (extradata_size > 7) { if (!memcmp(extradata, "frmaQDM", 7)) break; extradata++; extradata_size--; } if (extradata_size < 12) { av_log(avctx, AV_LOG_ERROR, "not enough extradata (%i)\n", extradata_size); return -1; } if (memcmp(extradata, "frmaQDM", 7)) { av_log(avctx, AV_LOG_ERROR, "invalid headers, QDM? not found\n"); return -1; } if (extradata[7] == 'C') { // s->is_qdmc = 1; av_log(avctx, AV_LOG_ERROR, "stream is QDMC version 1, which is not supported\n"); return -1; } extradata += 8; extradata_size -= 8; size = AV_RB32(extradata); if(size > extradata_size){ av_log(avctx, AV_LOG_ERROR, "extradata size too small, %i < %i\n", extradata_size, size); return -1; } extradata += 4; av_log(avctx, AV_LOG_DEBUG, "size: %d\n", size); if (AV_RB32(extradata) != MKBETAG('Q','D','C','A')) { av_log(avctx, AV_LOG_ERROR, "invalid extradata, expecting QDCA\n"); return -1; } extradata += 8; avctx->channels = s->nb_channels = s->channels = AV_RB32(extradata); extradata += 4; if (s->channels > MPA_MAX_CHANNELS) return AVERROR_INVALIDDATA; avctx->sample_rate = AV_RB32(extradata); extradata += 4; avctx->bit_rate = AV_RB32(extradata); extradata += 4; s->group_size = AV_RB32(extradata); extradata += 4; s->fft_size = AV_RB32(extradata); extradata += 4; s->checksum_size = AV_RB32(extradata); if (s->checksum_size >= 1U << 28) { av_log(avctx, AV_LOG_ERROR, "data block size too large (%u)\n", s->checksum_size); return AVERROR_INVALIDDATA; } s->fft_order = av_log2(s->fft_size) + 1; s->fft_frame_size = 2 * s->fft_size; // complex has two floats // something like max decodable tones s->group_order = av_log2(s->group_size) + 1; s->frame_size = s->group_size / 16; // 16 iterations per super block if (s->frame_size > QDM2_MAX_FRAME_SIZE) return AVERROR_INVALIDDATA; s->sub_sampling = s->fft_order - 7; s->frequency_range = 255 / (1 << (2 - s->sub_sampling)); switch ((s->sub_sampling * 2 + s->channels - 1)) { case 0: tmp = 40; break; case 1: tmp = 48; break; case 2: tmp = 56; break; case 3: tmp = 72; break; case 4: tmp = 80; break; case 5: tmp = 100;break; default: tmp=s->sub_sampling; break; } tmp_val = 0; if ((tmp * 1000) < avctx->bit_rate) tmp_val = 1; if ((tmp * 1440) < avctx->bit_rate) tmp_val = 2; if ((tmp * 1760) < avctx->bit_rate) tmp_val = 3; if ((tmp * 2240) < avctx->bit_rate) tmp_val = 4; s->cm_table_select = tmp_val; if (s->sub_sampling == 0) tmp = 7999; else tmp = ((-(s->sub_sampling -1)) & 8000) + 20000; /* 0: 7999 -> 0 1: 20000 -> 2 2: 28000 -> 2 */ if (tmp < 8000) s->coeff_per_sb_select = 0; else if (tmp <= 16000) s->coeff_per_sb_select = 1; else s->coeff_per_sb_select = 2; // Fail on unknown fft order if ((s->fft_order < 7) || (s->fft_order > 9)) { av_log(avctx, AV_LOG_ERROR, "Unknown FFT order (%d), contact the developers!\n", s->fft_order); return -1; } ff_rdft_init(&s->rdft_ctx, s->fft_order, IDFT_C2R); ff_mpadsp_init(&s->mpadsp); qdm2_init(s); avctx->sample_fmt = AV_SAMPLE_FMT_S16; avcodec_get_frame_defaults(&s->frame); avctx->coded_frame = &s->frame; // dump_context(s); return 0; } | 11,977 |
0 | void MPV_frame_end(MpegEncContext *s) { /* draw edge for correct motion prediction if outside */ if (s->pict_type != B_TYPE && !s->intra_only) { if(s->avctx==NULL || s->avctx->codec->id!=CODEC_ID_MPEG4 || s->divx_version==500){ draw_edges(s->current_picture[0], s->linesize, s->mb_width*16, s->mb_height*16, EDGE_WIDTH); draw_edges(s->current_picture[1], s->linesize/2, s->mb_width*8, s->mb_height*8, EDGE_WIDTH/2); draw_edges(s->current_picture[2], s->linesize/2, s->mb_width*8, s->mb_height*8, EDGE_WIDTH/2); }else{ /* mpeg4? / opendivx / xvid */ draw_edges(s->current_picture[0], s->linesize, s->width, s->height, EDGE_WIDTH); draw_edges(s->current_picture[1], s->linesize/2, s->width/2, s->height/2, EDGE_WIDTH/2); draw_edges(s->current_picture[2], s->linesize/2, s->width/2, s->height/2, EDGE_WIDTH/2); } } emms_c(); if(s->pict_type!=B_TYPE){ s->last_non_b_pict_type= s->pict_type; s->last_non_b_qscale= s->qscale; s->last_non_b_mc_mb_var= s->mc_mb_var; s->num_available_buffers++; if(s->num_available_buffers>2) s->num_available_buffers= 2; } } | 11,982 |
1 | void qmp_memchar_write(const char *device, int64_t size, const char *data, bool has_format, enum DataFormat format, Error **errp) { CharDriverState *chr; guchar *write_data; int ret; gsize write_count; chr = qemu_chr_find(device); if (!chr) { error_set(errp, QERR_DEVICE_NOT_FOUND, device); return; } if (qemu_is_chr(chr, "memory")) { error_setg(errp,"%s is not memory char device", device); return; } write_count = (gsize)size; if (has_format && (format == DATA_FORMAT_BASE64)) { write_data = g_base64_decode(data, &write_count); } else { write_data = (uint8_t *)data; } ret = cirmem_chr_write(chr, write_data, write_count); if (ret < 0) { error_setg(errp, "Failed to write to device %s", device); return; } } | 11,986 |
1 | kern_return_t GetBSDPath( io_iterator_t mediaIterator, char *bsdPath, CFIndex maxPathSize ) { io_object_t nextMedia; kern_return_t kernResult = KERN_FAILURE; *bsdPath = '\0'; nextMedia = IOIteratorNext( mediaIterator ); if ( nextMedia ) { CFTypeRef bsdPathAsCFString; bsdPathAsCFString = IORegistryEntryCreateCFProperty( nextMedia, CFSTR( kIOBSDNameKey ), kCFAllocatorDefault, 0 ); if ( bsdPathAsCFString ) { size_t devPathLength; strcpy( bsdPath, _PATH_DEV ); strcat( bsdPath, "r" ); devPathLength = strlen( bsdPath ); if ( CFStringGetCString( bsdPathAsCFString, bsdPath + devPathLength, maxPathSize - devPathLength, kCFStringEncodingASCII ) ) { kernResult = KERN_SUCCESS; } CFRelease( bsdPathAsCFString ); } IOObjectRelease( nextMedia ); } return kernResult; } | 11,987 |
1 | static void host_x86_cpu_class_init(ObjectClass *oc, void *data) { DeviceClass *dc = DEVICE_CLASS(oc); X86CPUClass *xcc = X86_CPU_CLASS(oc); uint32_t eax = 0, ebx = 0, ecx = 0, edx = 0; xcc->kvm_required = true; host_cpuid(0x0, 0, &eax, &ebx, &ecx, &edx); x86_cpu_vendor_words2str(host_cpudef.vendor, ebx, edx, ecx); host_cpuid(0x1, 0, &eax, &ebx, &ecx, &edx); host_cpudef.family = ((eax >> 8) & 0x0F) + ((eax >> 20) & 0xFF); host_cpudef.model = ((eax >> 4) & 0x0F) | ((eax & 0xF0000) >> 12); host_cpudef.stepping = eax & 0x0F; cpu_x86_fill_model_id(host_cpudef.model_id); xcc->cpu_def = &host_cpudef; host_cpudef.cache_info_passthrough = true; /* level, xlevel, xlevel2, and the feature words are initialized on * instance_init, because they require KVM to be initialized. */ dc->props = host_x86_cpu_properties; } | 11,989 |
1 | int ff_http_do_new_request(URLContext *h, const char *uri) { HTTPContext *s = h->priv_data; AVDictionary *options = NULL; int ret; ret = http_shutdown(h, h->flags); if (ret < 0) return ret; s->end_chunked_post = 0; s->chunkend = 0; s->off = 0; s->icy_data_read = 0; av_free(s->location); s->location = av_strdup(uri); if (!s->location) return AVERROR(ENOMEM); ret = http_open_cnx(h, &options); av_dict_free(&options); return ret; | 11,990 |
1 | uint_fast16_t float32_to_uint16_round_to_zero(float32 a STATUS_PARAM) { int64_t v; uint_fast16_t res; v = float32_to_int64_round_to_zero(a STATUS_VAR); if (v < 0) { res = 0; float_raise( float_flag_invalid STATUS_VAR); } else if (v > 0xffff) { res = 0xffff; float_raise( float_flag_invalid STATUS_VAR); } else { res = v; } return res; } | 11,991 |
1 | static int hda_codec_dev_init(DeviceState *qdev, DeviceInfo *base) { HDACodecBus *bus = DO_UPCAST(HDACodecBus, qbus, qdev->parent_bus); HDACodecDevice *dev = DO_UPCAST(HDACodecDevice, qdev, qdev); HDACodecDeviceInfo *info = DO_UPCAST(HDACodecDeviceInfo, qdev, base); dev->info = info; if (dev->cad == -1) { dev->cad = bus->next_cad; } if (dev->cad > 15) return -1; bus->next_cad = dev->cad + 1; return info->init(dev); } | 11,992 |
1 | static void setup_frame_v1(int usig, struct target_sigaction *ka, target_sigset_t *set, CPUARMState *regs) { struct sigframe_v1 *frame; abi_ulong frame_addr = get_sigframe(ka, regs, sizeof(*frame)); int i; if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) return; setup_sigcontext(&frame->sc, regs, set->sig[0]); for(i = 1; i < TARGET_NSIG_WORDS; i++) { if (__put_user(set->sig[i], &frame->extramask[i - 1])) goto end; } setup_return(regs, ka, &frame->retcode, frame_addr, usig, frame_addr + offsetof(struct sigframe_v1, retcode)); end: unlock_user_struct(frame, frame_addr, 1); } | 11,993 |
1 | qcrypto_tls_creds_x509_init(Object *obj) { object_property_add_bool(obj, "loaded", qcrypto_tls_creds_x509_prop_get_loaded, qcrypto_tls_creds_x509_prop_set_loaded, } | 11,994 |
1 | int qcow2_alloc_cluster_offset(BlockDriverState *bs, uint64_t offset, int n_start, int n_end, int *num, uint64_t *host_offset, QCowL2Meta **m) { BDRVQcowState *s = bs->opaque; uint64_t start, remaining; uint64_t cluster_offset; uint64_t cur_bytes; int ret; trace_qcow2_alloc_clusters_offset(qemu_coroutine_self(), offset, n_start, n_end); assert(n_start * BDRV_SECTOR_SIZE == offset_into_cluster(s, offset)); offset = start_of_cluster(s, offset); again: start = offset + (n_start << BDRV_SECTOR_BITS); remaining = (n_end - n_start) << BDRV_SECTOR_BITS; cluster_offset = 0; *host_offset = 0; while (true) { /* * Now start gathering as many contiguous clusters as possible: * * 1. Check for overlaps with in-flight allocations * * a) Overlap not in the first cluster -> shorten this request and * let the caller handle the rest in its next loop iteration. * * b) Real overlaps of two requests. Yield and restart the search * for contiguous clusters (the situation could have changed * while we were sleeping) * * c) TODO: Request starts in the same cluster as the in-flight * allocation ends. Shorten the COW of the in-fight allocation, * set cluster_offset to write to the same cluster and set up * the right synchronisation between the in-flight request and * the new one. */ cur_bytes = remaining; ret = handle_dependencies(bs, start, &cur_bytes); if (ret == -EAGAIN) { goto again; } else if (ret < 0) { return ret; } else { /* handle_dependencies() may have decreased cur_bytes (shortened * the allocations below) so that the next dependency is processed * correctly during the next loop iteration. */ } /* * 2. Count contiguous COPIED clusters. */ ret = handle_copied(bs, start, &cluster_offset, &cur_bytes, m); if (ret < 0) { return ret; } else if (ret) { if (!*host_offset) { *host_offset = start_of_cluster(s, cluster_offset); } start += cur_bytes; remaining -= cur_bytes; cluster_offset += cur_bytes; cur_bytes = remaining; } else if (cur_bytes == 0) { break; } /* If there is something left to allocate, do that now */ if (remaining == 0) { break; } /* * 3. If the request still hasn't completed, allocate new clusters, * considering any cluster_offset of steps 1c or 2. */ ret = handle_alloc(bs, start, &cluster_offset, &cur_bytes, m); if (ret < 0) { return ret; } else if (ret) { if (!*host_offset) { *host_offset = start_of_cluster(s, cluster_offset); } start += cur_bytes; remaining -= cur_bytes; cluster_offset += cur_bytes; break; } else { assert(cur_bytes == 0); break; } } *num = (n_end - n_start) - (remaining >> BDRV_SECTOR_BITS); assert(*num > 0); assert(*host_offset != 0); return 0; } | 11,995 |
0 | static int thread_get_buffer_internal(AVCodecContext *avctx, ThreadFrame *f, int flags) { PerThreadContext *p = avctx->thread_opaque; int err; f->owner = avctx; ff_init_buffer_info(avctx, f->f); if (!(avctx->active_thread_type & FF_THREAD_FRAME)) return ff_get_buffer(avctx, f->f, flags); if (p->state != STATE_SETTING_UP && (avctx->codec->update_thread_context || (!avctx->thread_safe_callbacks && avctx->get_buffer != avcodec_default_get_buffer))) { av_log(avctx, AV_LOG_ERROR, "get_buffer() cannot be called after ff_thread_finish_setup()\n"); return -1; } if (avctx->internal->allocate_progress) { int *progress; f->progress = av_buffer_alloc(2 * sizeof(int)); if (!f->progress) { return AVERROR(ENOMEM); } progress = (int*)f->progress->data; progress[0] = progress[1] = -1; } pthread_mutex_lock(&p->parent->buffer_mutex); if (avctx->thread_safe_callbacks || ( #if FF_API_GET_BUFFER !avctx->get_buffer && #endif avctx->get_buffer2 == avcodec_default_get_buffer2)) { err = ff_get_buffer(avctx, f->f, flags); } else { pthread_mutex_lock(&p->progress_mutex); p->requested_frame = f->f; p->requested_flags = flags; p->state = STATE_GET_BUFFER; pthread_cond_broadcast(&p->progress_cond); while (p->state != STATE_SETTING_UP) pthread_cond_wait(&p->progress_cond, &p->progress_mutex); err = p->result; pthread_mutex_unlock(&p->progress_mutex); if (!avctx->codec->update_thread_context) ff_thread_finish_setup(avctx); } if (err) av_buffer_unref(&f->progress); pthread_mutex_unlock(&p->parent->buffer_mutex); return err; } | 11,996 |
1 | static void xio3130_downstream_realize(PCIDevice *d, Error **errp) { PCIEPort *p = PCIE_PORT(d); PCIESlot *s = PCIE_SLOT(d); int rc; pci_bridge_initfn(d, TYPE_PCIE_BUS); pcie_port_init_reg(d); rc = msi_init(d, XIO3130_MSI_OFFSET, XIO3130_MSI_NR_VECTOR, XIO3130_MSI_SUPPORTED_FLAGS & PCI_MSI_FLAGS_64BIT, XIO3130_MSI_SUPPORTED_FLAGS & PCI_MSI_FLAGS_MASKBIT, errp); if (rc < 0) { assert(rc == -ENOTSUP); goto err_bridge; } rc = pci_bridge_ssvid_init(d, XIO3130_SSVID_OFFSET, XIO3130_SSVID_SVID, XIO3130_SSVID_SSID, errp); if (rc < 0) { goto err_bridge; } rc = pcie_cap_init(d, XIO3130_EXP_OFFSET, PCI_EXP_TYPE_DOWNSTREAM, p->port, errp); if (rc < 0) { goto err_msi; } pcie_cap_flr_init(d); pcie_cap_deverr_init(d); pcie_cap_slot_init(d, s->slot); pcie_cap_arifwd_init(d); pcie_chassis_create(s->chassis); rc = pcie_chassis_add_slot(s); if (rc < 0) { goto err_pcie_cap; } rc = pcie_aer_init(d, PCI_ERR_VER, XIO3130_AER_OFFSET, PCI_ERR_SIZEOF, errp); if (rc < 0) { goto err; } return; err: pcie_chassis_del_slot(s); err_pcie_cap: pcie_cap_exit(d); err_msi: msi_uninit(d); err_bridge: pci_bridge_exitfn(d); } | 11,997 |
1 | static int qcow_write(BlockDriverState *bs, int64_t sector_num, const uint8_t *buf, int nb_sectors) { BDRVQcowState *s = bs->opaque; int ret, index_in_cluster, n; uint64_t cluster_offset; int n_end; while (nb_sectors > 0) { index_in_cluster = sector_num & (s->cluster_sectors - 1); n_end = index_in_cluster + nb_sectors; if (s->crypt_method && n_end > QCOW_MAX_CRYPT_CLUSTERS * s->cluster_sectors) n_end = QCOW_MAX_CRYPT_CLUSTERS * s->cluster_sectors; cluster_offset = alloc_cluster_offset(bs, sector_num << 9, index_in_cluster, n_end, &n); if (!cluster_offset) return -1; if (s->crypt_method) { encrypt_sectors(s, sector_num, s->cluster_data, buf, n, 1, &s->aes_encrypt_key); ret = bdrv_pwrite(s->hd, cluster_offset + index_in_cluster * 512, s->cluster_data, n * 512); } else { ret = bdrv_pwrite(s->hd, cluster_offset + index_in_cluster * 512, buf, n * 512); } if (ret != n * 512) return -1; nb_sectors -= n; sector_num += n; buf += n * 512; } s->cluster_cache_offset = -1; /* disable compressed cache */ return 0; } | 11,999 |
1 | static void vnc_dpy_resize(DisplayState *ds) { int size_changed; VncState *vs = ds->opaque; vs->old_data = qemu_realloc(vs->old_data, ds_get_linesize(ds) * ds_get_height(ds)); if (vs->old_data == NULL) { fprintf(stderr, "vnc: memory allocation failed\n"); exit(1); } if (ds_get_bytes_per_pixel(ds) != vs->depth) console_color_init(ds); vnc_colordepth(ds); size_changed = ds_get_width(ds) != vs->width || ds_get_height(ds) != vs->height; if (size_changed) { vs->width = ds_get_width(ds); vs->height = ds_get_height(ds); if (vs->csock != -1 && vs->has_resize) { vnc_write_u8(vs, 0); /* msg id */ vnc_write_u8(vs, 0); vnc_write_u16(vs, 1); /* number of rects */ vnc_framebuffer_update(vs, 0, 0, ds_get_width(ds), ds_get_height(ds), -223); vnc_flush(vs); } } memset(vs->dirty_row, 0xFF, sizeof(vs->dirty_row)); memset(vs->old_data, 42, ds_get_linesize(vs->ds) * ds_get_height(vs->ds)); } | 12,000 |
1 | static inline int cris_bound_b(int v, int b) { int r = v; asm ("bound.b\t%1, %0\n" : "+r" (r) : "ri" (b)); return r; } | 12,001 |
1 | static int virtio_ccw_hcall_notify(const uint64_t *args) { uint64_t subch_id = args[0]; uint64_t queue = args[1]; SubchDev *sch; int cssid, ssid, schid, m; if (ioinst_disassemble_sch_ident(subch_id, &m, &cssid, &ssid, &schid)) { sch = css_find_subch(m, cssid, ssid, schid); if (!sch || !css_subch_visible(sch)) { virtio_queue_notify(virtio_ccw_get_vdev(sch), queue); return 0; | 12,002 |
1 | static int dirac_decode_frame_internal(DiracContext *s) { DWTContext d; int y, i, comp, dsty; int ret; if (s->low_delay) { /* [DIRAC_STD] 13.5.1 low_delay_transform_data() */ for (comp = 0; comp < 3; comp++) { Plane *p = &s->plane[comp]; memset(p->idwt_buf, 0, p->idwt_stride * p->idwt_height * sizeof(IDWTELEM)); } if (!s->zero_res) { if ((ret = decode_lowdelay(s)) < 0) return ret; } } for (comp = 0; comp < 3; comp++) { Plane *p = &s->plane[comp]; uint8_t *frame = s->current_picture->avframe->data[comp]; /* FIXME: small resolutions */ for (i = 0; i < 4; i++) s->edge_emu_buffer[i] = s->edge_emu_buffer_base + i*FFALIGN(p->width, 16); if (!s->zero_res && !s->low_delay) { memset(p->idwt_buf, 0, p->idwt_stride * p->idwt_height * sizeof(IDWTELEM)); decode_component(s, comp); /* [DIRAC_STD] 13.4.1 core_transform_data() */ } ret = ff_spatial_idwt_init2(&d, p->idwt_buf, p->idwt_width, p->idwt_height, p->idwt_stride, s->wavelet_idx+2, s->wavelet_depth, p->idwt_tmp); if (ret < 0) return ret; if (!s->num_refs) { /* intra */ for (y = 0; y < p->height; y += 16) { ff_spatial_idwt_slice2(&d, y+16); /* decode */ s->diracdsp.put_signed_rect_clamped(frame + y*p->stride, p->stride, p->idwt_buf + y*p->idwt_stride, p->idwt_stride, p->width, 16); } } else { /* inter */ int rowheight = p->ybsep*p->stride; select_dsp_funcs(s, p->width, p->height, p->xblen, p->yblen); for (i = 0; i < s->num_refs; i++) interpolate_refplane(s, s->ref_pics[i], comp, p->width, p->height); memset(s->mctmp, 0, 4*p->yoffset*p->stride); dsty = -p->yoffset; for (y = 0; y < s->blheight; y++) { int h = 0, start = FFMAX(dsty, 0); uint16_t *mctmp = s->mctmp + y*rowheight; DiracBlock *blocks = s->blmotion + y*s->blwidth; init_obmc_weights(s, p, y); if (y == s->blheight-1 || start+p->ybsep > p->height) h = p->height - start; else h = p->ybsep - (start - dsty); if (h < 0) break; memset(mctmp+2*p->yoffset*p->stride, 0, 2*rowheight); mc_row(s, blocks, mctmp, comp, dsty); mctmp += (start - dsty)*p->stride + p->xoffset; ff_spatial_idwt_slice2(&d, start + h); /* decode */ s->diracdsp.add_rect_clamped(frame + start*p->stride, mctmp, p->stride, p->idwt_buf + start*p->idwt_stride, p->idwt_stride, p->width, h); dsty += p->ybsep; } } } return 0; } | 12,003 |
0 | static int mov_read_seek(AVFormatContext *s, int stream_index, int64_t sample_time, int flags) { MOVContext* mov = (MOVContext *) s->priv_data; MOVStreamContext* sc; int32_t i, a, b, m; int64_t start_time; int32_t seek_sample, sample; int32_t duration; int32_t count; int32_t chunk; int32_t left_in_chunk; int64_t chunk_file_offset; int64_t sample_file_offset; int32_t first_chunk_sample; int32_t sample_to_chunk_idx; int sample_to_time_index; long sample_to_time_sample = 0; uint64_t sample_to_time_time = 0; int mov_idx; // Find the corresponding mov stream for (mov_idx = 0; mov_idx < mov->total_streams; mov_idx++) if (mov->streams[mov_idx]->ffindex == stream_index) break; if (mov_idx == mov->total_streams) { av_log(s, AV_LOG_ERROR, "mov: requested stream was not found in mov streams (idx=%i)\n", stream_index); return -1; } sc = mov->streams[mov_idx]; sample_time *= s->streams[stream_index]->time_base.num; // Step 1. Find the edit that contains the requested time (elst) if (sc->edit_count && 0) { // FIXME should handle edit list av_log(s, AV_LOG_ERROR, "mov: does not handle seeking in files that contain edit list (c:%d)\n", sc->edit_count); return -1; } // Step 2. Find the corresponding sample using the Time-to-sample atom (stts) */ dprintf("Searching for time %li in stream #%i (time_scale=%i)\n", (long)sample_time, mov_idx, sc->time_scale); start_time = 0; // FIXME use elst atom sample = 1; // sample are 0 based in table for (i = 0; i < sc->stts_count; i++) { count = sc->stts_data[i].count; duration = sc->stts_data[i].duration; if ((start_time + count*duration) > sample_time) { sample_to_time_time = start_time; sample_to_time_index = i; sample_to_time_sample = sample; sample += (sample_time - start_time) / duration; break; } sample += count; start_time += count * duration; } sample_to_time_time = start_time; sample_to_time_index = i; /* NOTE: despite what qt doc say, the dt value (Display Time in qt vocabulary) computed with the stts atom is a decoding time stamp (dts) not a presentation time stamp. And as usual dts != pts for stream with b frames */ dprintf("Found time %li at sample #%u\n", (long)sample_time, sample); if (sample > sc->sample_count) { av_log(s, AV_LOG_ERROR, "mov: sample pos is too high, unable to seek (req. sample=%i, sample count=%ld)\n", sample, sc->sample_count); return -1; } // Step 3. Find the prior sync. sample using the Sync sample atom (stss) if (sc->keyframes) { a = 0; b = sc->keyframe_count - 1; while (a < b) { m = (a + b + 1) >> 1; if (sc->keyframes[m] > sample) { b = m - 1; } else { a = m; } } // for low latency prob: always use the previous keyframe, just uncomment the next line // if (a) a--; seek_sample = sc->keyframes[a]; } else seek_sample = sample; // else all samples are key frames dprintf("Found nearest keyframe at sample #%i \n", seek_sample); // Step 4. Find the chunk of the sample using the Sample-to-chunk-atom (stsc) for (first_chunk_sample = 1, i = 0; i < (sc->sample_to_chunk_sz - 1); i++) { b = (sc->sample_to_chunk[i + 1].first - sc->sample_to_chunk[i].first) * sc->sample_to_chunk[i].count; if (seek_sample >= first_chunk_sample && seek_sample < (first_chunk_sample + b)) break; first_chunk_sample += b; } chunk = sc->sample_to_chunk[i].first + (seek_sample - first_chunk_sample) / sc->sample_to_chunk[i].count; left_in_chunk = sc->sample_to_chunk[i].count - (seek_sample - first_chunk_sample) % sc->sample_to_chunk[i].count; first_chunk_sample += ((seek_sample - first_chunk_sample) / sc->sample_to_chunk[i].count) * sc->sample_to_chunk[i].count; sample_to_chunk_idx = i; dprintf("Sample was found in chunk #%i at sample offset %i (idx %i)\n", chunk, seek_sample - first_chunk_sample, sample_to_chunk_idx); // Step 5. Find the offset of the chunk using the chunk offset atom if (!sc->chunk_offsets) { av_log(s, AV_LOG_ERROR, "mov: no chunk offset atom, unable to seek\n"); return -1; } if (chunk > sc->chunk_count) { av_log(s, AV_LOG_ERROR, "mov: chunk offset atom too short, unable to seek (req. chunk=%i, chunk count=%li)\n", chunk, sc->chunk_count); return -1; } chunk_file_offset = sc->chunk_offsets[chunk - 1]; dprintf("Chunk file offset is #%"PRIu64"\n", chunk_file_offset); // Step 6. Find the byte offset within the chunk using the sample size atom sample_file_offset = chunk_file_offset; if (sc->sample_size) sample_file_offset += (seek_sample - first_chunk_sample) * sc->sample_size; else { for (i = 0; i < (seek_sample - first_chunk_sample); i++) { sample_file_offset += sc->sample_sizes[first_chunk_sample + i - 1]; } } dprintf("Sample file offset is #%"PRIu64"\n", sample_file_offset); // Step 6. Update the parser mov->partial = sc; mov->next_chunk_offset = sample_file_offset; // Update current stream state sc->current_sample = seek_sample - 1; // zero based sc->left_in_chunk = left_in_chunk; sc->next_chunk = chunk; // +1 -1 (zero based) sc->sample_to_chunk_index = sample_to_chunk_idx; // Update other streams for (i = 0; i<mov->total_streams; i++) { MOVStreamContext *msc; if (i == mov_idx) continue; // Find the nearest 'next' chunk msc = mov->streams[i]; a = 0; b = msc->chunk_count - 1; while (a < b) { m = (a + b + 1) >> 1; if (msc->chunk_offsets[m] > chunk_file_offset) { b = m - 1; } else { a = m; } } msc->next_chunk = a; if (msc->chunk_offsets[a] < chunk_file_offset && a < (msc->chunk_count-1)) msc->next_chunk ++; dprintf("Nearest next chunk for stream #%i is #%li @%"PRId64"\n", i, msc->next_chunk+1, msc->chunk_offsets[msc->next_chunk]); // Compute sample count and index in the sample_to_chunk table (what a pity) msc->sample_to_chunk_index = 0; msc->current_sample = 0; for(; msc->sample_to_chunk_index < (msc->sample_to_chunk_sz - 1) && msc->sample_to_chunk[msc->sample_to_chunk_index + 1].first <= (1 + msc->next_chunk); msc->sample_to_chunk_index++) { msc->current_sample += (msc->sample_to_chunk[msc->sample_to_chunk_index + 1].first - msc->sample_to_chunk[msc->sample_to_chunk_index].first) \ * msc->sample_to_chunk[msc->sample_to_chunk_index].count; } msc->current_sample += (msc->next_chunk - (msc->sample_to_chunk[msc->sample_to_chunk_index].first - 1)) * sc->sample_to_chunk[msc->sample_to_chunk_index].count; msc->left_in_chunk = msc->sample_to_chunk[msc->sample_to_chunk_index].count - 1; // Find corresponding position in stts (used later to compute dts) sample = 0; start_time = 0; for (msc->sample_to_time_index = 0; msc->sample_to_time_index < msc->stts_count; msc->sample_to_time_index++) { count = msc->stts_data[msc->sample_to_time_index].count; duration = msc->stts_data[msc->sample_to_time_index].duration; if ((sample + count - 1) > msc->current_sample) { msc->sample_to_time_time = start_time; msc->sample_to_time_sample = sample; break; } sample += count; start_time += count * duration; } sample = 0; for (msc->sample_to_ctime_index = 0; msc->sample_to_ctime_index < msc->ctts_count; msc->sample_to_ctime_index++) { count = msc->ctts_data[msc->sample_to_ctime_index].count; duration = msc->ctts_data[msc->sample_to_ctime_index].duration; if ((sample + count - 1) > msc->current_sample) { msc->sample_to_ctime_sample = sample; break; } sample += count; } dprintf("Next Sample for stream #%i is #%li @%li\n", i, msc->current_sample + 1, msc->sample_to_chunk_index + 1); } return 0; } | 12,005 |
0 | static always_inline int dv_rl2vlc_size(int run, int l) { int level = (l ^ (l >> 8)) - (l >> 8); int size; if (run < DV_VLC_MAP_RUN_SIZE && level < DV_VLC_MAP_LEV_SIZE) { size = dv_vlc_map[run][level].size; } else { size = (level < DV_VLC_MAP_LEV_SIZE) ? dv_vlc_map[0][level].size : 16; if (run) { size += (run < 16) ? dv_vlc_map[run-1][0].size : 13; } } return size; } | 12,007 |
0 | static int dxtory_decode_v2_444(AVCodecContext *avctx, AVFrame *pic, const uint8_t *src, int src_size) { GetByteContext gb; GetBitContext gb2; int nslices, slice, slice_height; uint32_t off, slice_size; uint8_t *Y, *U, *V; int ret; bytestream2_init(&gb, src, src_size); nslices = bytestream2_get_le16(&gb); off = FFALIGN(nslices * 4 + 2, 16); if (src_size < off) { av_log(avctx, AV_LOG_ERROR, "no slice data\n"); return AVERROR_INVALIDDATA; } if (!nslices || avctx->height % nslices) { avpriv_request_sample(avctx, "%d slices for %dx%d", nslices, avctx->width, avctx->height); return AVERROR_PATCHWELCOME; } slice_height = avctx->height / nslices; avctx->pix_fmt = AV_PIX_FMT_YUV444P; if ((ret = ff_get_buffer(avctx, pic, 0)) < 0) return ret; Y = pic->data[0]; U = pic->data[1]; V = pic->data[2]; for (slice = 0; slice < nslices; slice++) { slice_size = bytestream2_get_le32(&gb); ret = check_slice_size(avctx, src, src_size, slice_size, off); if (ret < 0) return ret; init_get_bits(&gb2, src + off + 16, (slice_size - 16) * 8); dx2_decode_slice_444(&gb2, avctx->width, slice_height, Y, U, V, pic->linesize[0], pic->linesize[1], pic->linesize[2]); Y += pic->linesize[0] * slice_height; U += pic->linesize[1] * slice_height; V += pic->linesize[2] * slice_height; off += slice_size; } return 0; } | 12,008 |
0 | int ff_nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet) { NVENCSTATUS nv_status; CUresult cu_res; CUcontext dummy; NvencSurface *tmpoutsurf, *inSurf; int res; NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; NV_ENC_PIC_PARAMS pic_params = { 0 }; pic_params.version = NV_ENC_PIC_PARAMS_VER; if (frame) { inSurf = get_free_frame(ctx); if (!inSurf) { av_log(avctx, AV_LOG_ERROR, "No free surfaces\n"); return AVERROR_BUG; } cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context); if (cu_res != CUDA_SUCCESS) { av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n"); return AVERROR_EXTERNAL; } res = nvenc_upload_frame(avctx, frame, inSurf); cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); if (cu_res != CUDA_SUCCESS) { av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); return AVERROR_EXTERNAL; } if (res) { inSurf->lockCount = 0; return res; } pic_params.inputBuffer = inSurf->input_surface; pic_params.bufferFmt = inSurf->format; pic_params.inputWidth = avctx->width; pic_params.inputHeight = avctx->height; pic_params.inputPitch = inSurf->pitch; pic_params.outputBitstream = inSurf->output_surface; if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { if (frame->top_field_first) pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM; else pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP; } else { pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FRAME; } if (ctx->forced_idr >= 0 && frame->pict_type == AV_PICTURE_TYPE_I) { pic_params.encodePicFlags = ctx->forced_idr ? NV_ENC_PIC_FLAG_FORCEIDR : NV_ENC_PIC_FLAG_FORCEINTRA; } else { pic_params.encodePicFlags = 0; } pic_params.inputTimeStamp = frame->pts; nvenc_codec_specific_pic_params(avctx, &pic_params); } else { pic_params.encodePicFlags = NV_ENC_PIC_FLAG_EOS; } cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context); if (cu_res != CUDA_SUCCESS) { av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n"); return AVERROR_EXTERNAL; } nv_status = p_nvenc->nvEncEncodePicture(ctx->nvencoder, &pic_params); cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy); if (cu_res != CUDA_SUCCESS) { av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n"); return AVERROR_EXTERNAL; } if (nv_status != NV_ENC_SUCCESS && nv_status != NV_ENC_ERR_NEED_MORE_INPUT) return nvenc_print_error(avctx, nv_status, "EncodePicture failed!"); if (frame) { av_fifo_generic_write(ctx->output_surface_queue, &inSurf, sizeof(inSurf), NULL); timestamp_queue_enqueue(ctx->timestamp_list, frame->pts); if (ctx->initial_pts[0] == AV_NOPTS_VALUE) ctx->initial_pts[0] = frame->pts; else if (ctx->initial_pts[1] == AV_NOPTS_VALUE) ctx->initial_pts[1] = frame->pts; } /* all the pending buffers are now ready for output */ if (nv_status == NV_ENC_SUCCESS) { while (av_fifo_size(ctx->output_surface_queue) > 0) { av_fifo_generic_read(ctx->output_surface_queue, &tmpoutsurf, sizeof(tmpoutsurf), NULL); av_fifo_generic_write(ctx->output_surface_ready_queue, &tmpoutsurf, sizeof(tmpoutsurf), NULL); } } if (output_ready(avctx, !frame)) { av_fifo_generic_read(ctx->output_surface_ready_queue, &tmpoutsurf, sizeof(tmpoutsurf), NULL); res = process_output_surface(avctx, pkt, tmpoutsurf); if (res) return res; av_assert0(tmpoutsurf->lockCount); tmpoutsurf->lockCount--; *got_packet = 1; } else { *got_packet = 0; } return 0; } | 12,009 |
0 | static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c) { uint8_t byte; if (s->buf_end - s->buf < 5) return AVERROR(EINVAL); c->nreslevels = bytestream_get_byte(&s->buf) + 1; // num of resolution levels - 1 /* compute number of resolution levels to decode */ if (c->nreslevels < s->reduction_factor) c->nreslevels2decode = 1; else c->nreslevels2decode = c->nreslevels - s->reduction_factor; c->log2_cblk_width = bytestream_get_byte(&s->buf) + 2; // cblk width c->log2_cblk_height = bytestream_get_byte(&s->buf) + 2; // cblk height c->cblk_style = bytestream_get_byte(&s->buf); if (c->cblk_style != 0) { // cblk style av_log(s->avctx, AV_LOG_ERROR, "no extra cblk styles supported\n"); return -1; } c->transform = bytestream_get_byte(&s->buf); // DWT transformation type /* set integer 9/7 DWT in case of BITEXACT flag */ if ((s->avctx->flags & CODEC_FLAG_BITEXACT) && (c->transform == FF_DWT97)) c->transform = FF_DWT97_INT; if (c->csty & JPEG2000_CSTY_PREC) { int i; for (i = 0; i < c->nreslevels; i++) { byte = bytestream_get_byte(&s->buf); c->log2_prec_widths[i] = byte & 0x0F; // precinct PPx c->log2_prec_heights[i] = (byte >> 4) & 0x0F; // precinct PPy } } return 0; } | 12,010 |
0 | static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref) { AVFilterContext *ctx = inlink->dst; TInterlaceContext *tinterlace = ctx->priv; if (tinterlace->cur) avfilter_unref_buffer(tinterlace->cur); tinterlace->cur = tinterlace->next; tinterlace->next = picref; } | 12,011 |
0 | static int mov_read_trun(MOVContext *c, ByteIOContext *pb, MOVAtom atom) { MOVFragment *frag = &c->fragment; AVStream *st = NULL; MOVStreamContext *sc; uint64_t offset; int64_t dts; int data_offset = 0; unsigned entries, first_sample_flags = frag->flags; int flags, distance, i; for (i = 0; i < c->fc->nb_streams; i++) { if (c->fc->streams[i]->id == frag->track_id) { st = c->fc->streams[i]; break; } } if (!st) { av_log(c->fc, AV_LOG_ERROR, "could not find corresponding track id %d\n", frag->track_id); return -1; } sc = st->priv_data; if (sc->pseudo_stream_id+1 != frag->stsd_id) return 0; get_byte(pb); /* version */ flags = get_be24(pb); entries = get_be32(pb); dprintf(c->fc, "flags 0x%x entries %d\n", flags, entries); if (flags & 0x001) data_offset = get_be32(pb); if (flags & 0x004) first_sample_flags = get_be32(pb); if (flags & 0x800) { MOVStts *ctts_data; if ((uint64_t)entries+sc->ctts_count >= UINT_MAX/sizeof(*sc->ctts_data)) return -1; ctts_data = av_realloc(sc->ctts_data, (entries+sc->ctts_count)*sizeof(*sc->ctts_data)); if (!ctts_data) return AVERROR(ENOMEM); sc->ctts_data = ctts_data; } dts = st->duration; offset = frag->base_data_offset + data_offset; distance = 0; dprintf(c->fc, "first sample flags 0x%x\n", first_sample_flags); for (i = 0; i < entries; i++) { unsigned sample_size = frag->size; int sample_flags = i ? frag->flags : first_sample_flags; unsigned sample_duration = frag->duration; int keyframe; if (flags & 0x100) sample_duration = get_be32(pb); if (flags & 0x200) sample_size = get_be32(pb); if (flags & 0x400) sample_flags = get_be32(pb); if (flags & 0x800) { sc->ctts_data[sc->ctts_count].count = 1; sc->ctts_data[sc->ctts_count].duration = get_be32(pb); sc->ctts_count++; } if ((keyframe = st->codec->codec_type == CODEC_TYPE_AUDIO || (flags & 0x004 && !i && !sample_flags) || sample_flags & 0x2000000)) distance = 0; av_add_index_entry(st, offset, dts, sample_size, distance, keyframe ? AVINDEX_KEYFRAME : 0); dprintf(c->fc, "AVIndex stream %d, sample %d, offset %"PRIx64", dts %"PRId64", " "size %d, distance %d, keyframe %d\n", st->index, sc->sample_count+i, offset, dts, sample_size, distance, keyframe); distance++; assert(sample_duration % sc->time_rate == 0); dts += sample_duration / sc->time_rate; offset += sample_size; } frag->moof_offset = offset; sc->sample_count = st->nb_index_entries; st->duration = dts; return 0; } | 12,012 |
0 | void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx) { // Common optimizations whether Altivec is available or not switch (check_dcbzl_effect()) { case 32: c->clear_blocks = clear_blocks_dcbz32_ppc; break; case 128: c->clear_blocks = clear_blocks_dcbz128_ppc; break; default: break; } #if HAVE_ALTIVEC if (has_altivec()) { mm_flags |= MM_ALTIVEC; // Altivec specific optimisations c->pix_abs16x16_x2 = pix_abs16x16_x2_altivec; c->pix_abs16x16_y2 = pix_abs16x16_y2_altivec; c->pix_abs16x16_xy2 = pix_abs16x16_xy2_altivec; c->pix_abs16x16 = pix_abs16x16_altivec; c->pix_abs8x8 = pix_abs8x8_altivec; c->sad[0]= sad16x16_altivec; c->sad[1]= sad8x8_altivec; c->pix_norm1 = pix_norm1_altivec; c->sse[1]= sse8_altivec; c->sse[0]= sse16_altivec; c->pix_sum = pix_sum_altivec; c->diff_pixels = diff_pixels_altivec; c->get_pixels = get_pixels_altivec; // next one disabled as it's untested. #if 0 c->add_bytes= add_bytes_altivec; #endif /* 0 */ c->put_pixels_tab[0][0] = put_pixels16_altivec; c->avg_pixels_tab[0][0] = avg_pixels16_altivec; // next one disabled as it's untested. #if 0 c->avg_pixels_tab[1][0] = avg_pixels8_altivec; #endif /* 0 */ c->put_pixels_tab[1][3] = put_pixels8_xy2_altivec; c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_altivec; c->put_pixels_tab[0][3] = put_pixels16_xy2_altivec; c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_altivec; c->gmc1 = gmc1_altivec; if ((avctx->idct_algo == FF_IDCT_AUTO) || (avctx->idct_algo == FF_IDCT_ALTIVEC)) { c->idct_put = idct_put_altivec; c->idct_add = idct_add_altivec; #ifndef ALTIVEC_USE_REFERENCE_C_CODE c->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM; #else /* ALTIVEC_USE_REFERENCE_C_CODE */ c->idct_permutation_type = FF_NO_IDCT_PERM; #endif /* ALTIVEC_USE_REFERENCE_C_CODE */ } #ifdef POWERPC_TBL_PERFORMANCE_REPORT { int i; for (i = 0 ; i < powerpc_perf_total ; i++) { perfdata[i][powerpc_data_min] = 0xFFFFFFFFFFFFFFFF; perfdata[i][powerpc_data_max] = 0x0000000000000000; perfdata[i][powerpc_data_sum] = 0x0000000000000000; perfdata[i][powerpc_data_num] = 0x0000000000000000; #ifdef POWERPC_PERF_USE_PMC perfdata_pmc2[i][powerpc_data_min] = 0xFFFFFFFFFFFFFFFF; perfdata_pmc2[i][powerpc_data_max] = 0x0000000000000000; perfdata_pmc2[i][powerpc_data_sum] = 0x0000000000000000; perfdata_pmc2[i][powerpc_data_num] = 0x0000000000000000; perfdata_pmc3[i][powerpc_data_min] = 0xFFFFFFFFFFFFFFFF; perfdata_pmc3[i][powerpc_data_max] = 0x0000000000000000; perfdata_pmc3[i][powerpc_data_sum] = 0x0000000000000000; perfdata_pmc3[i][powerpc_data_num] = 0x0000000000000000; #endif /* POWERPC_PERF_USE_PMC */ } } #endif /* POWERPC_TBL_PERFORMANCE_REPORT */ } else #endif /* HAVE_ALTIVEC */ { // Non-AltiVec PPC optimisations // ... pending ... } } | 12,013 |
0 | static inline void RENAME(rgb24tobgr15)(const uint8_t *src, uint8_t *dst, long src_size) { const uint8_t *s = src; const uint8_t *end; #if COMPILE_TEMPLATE_MMX const uint8_t *mm_end; #endif uint16_t *d = (uint16_t *)dst; end = s + src_size; #if COMPILE_TEMPLATE_MMX __asm__ volatile(PREFETCH" %0"::"m"(*src):"memory"); __asm__ volatile( "movq %0, %%mm7 \n\t" "movq %1, %%mm6 \n\t" ::"m"(red_15mask),"m"(green_15mask)); mm_end = end - 11; while (s < mm_end) { __asm__ volatile( PREFETCH" 32%1 \n\t" "movd %1, %%mm0 \n\t" "movd 3%1, %%mm3 \n\t" "punpckldq 6%1, %%mm0 \n\t" "punpckldq 9%1, %%mm3 \n\t" "movq %%mm0, %%mm1 \n\t" "movq %%mm0, %%mm2 \n\t" "movq %%mm3, %%mm4 \n\t" "movq %%mm3, %%mm5 \n\t" "psrlq $3, %%mm0 \n\t" "psrlq $3, %%mm3 \n\t" "pand %2, %%mm0 \n\t" "pand %2, %%mm3 \n\t" "psrlq $6, %%mm1 \n\t" "psrlq $6, %%mm4 \n\t" "pand %%mm6, %%mm1 \n\t" "pand %%mm6, %%mm4 \n\t" "psrlq $9, %%mm2 \n\t" "psrlq $9, %%mm5 \n\t" "pand %%mm7, %%mm2 \n\t" "pand %%mm7, %%mm5 \n\t" "por %%mm1, %%mm0 \n\t" "por %%mm4, %%mm3 \n\t" "por %%mm2, %%mm0 \n\t" "por %%mm5, %%mm3 \n\t" "psllq $16, %%mm3 \n\t" "por %%mm3, %%mm0 \n\t" MOVNTQ" %%mm0, %0 \n\t" :"=m"(*d):"m"(*s),"m"(blue_15mask):"memory"); d += 4; s += 12; } __asm__ volatile(SFENCE:::"memory"); __asm__ volatile(EMMS:::"memory"); #endif while (s < end) { const int b = *s++; const int g = *s++; const int r = *s++; *d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7); } } | 12,014 |
0 | static double compute_target_delay(double delay, VideoState *is) { double sync_threshold, diff; /* update delay to follow master synchronisation source */ if (get_master_sync_type(is) != AV_SYNC_VIDEO_MASTER) { /* if video is slave, we try to correct big delays by duplicating or deleting a frame */ diff = get_video_clock(is) - get_master_clock(is); /* skip or repeat frame. We take into account the delay to compute the threshold. I still don't know if it is the best guess */ sync_threshold = FFMAX(AV_SYNC_THRESHOLD, delay); if (fabs(diff) < AV_NOSYNC_THRESHOLD) { if (diff <= -sync_threshold) delay = 0; else if (diff >= sync_threshold) delay = 2 * delay; } } av_dlog(NULL, "video: delay=%0.3f A-V=%f\n", delay, -diff); return delay; } | 12,015 |
0 | static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type) { OutputStream *ost; AVStream *st = avformat_new_stream(oc, NULL); int idx = oc->nb_streams - 1, ret = 0; int64_t max_frames = INT64_MAX; char *bsf = NULL, *next, *codec_tag = NULL; AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL; double qscale = -1; char *buf = NULL, *arg = NULL, *preset = NULL; AVIOContext *s = NULL; if (!st) { av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n"); exit_program(1); } if (oc->nb_streams - 1 < o->nb_streamid_map) st->id = o->streamid_map[oc->nb_streams - 1]; output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams, nb_output_streams + 1); ost = &output_streams[nb_output_streams - 1]; ost->file_index = nb_output_files; ost->index = idx; ost->st = st; st->codec->codec_type = type; ost->enc = choose_codec(o, oc, st, type); if (ost->enc) { ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st); } avcodec_get_context_defaults3(st->codec, ost->enc); st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy MATCH_PER_STREAM_OPT(presets, str, preset, oc, st); if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) { do { buf = get_line(s); if (!buf[0] || buf[0] == '#') { av_free(buf); continue; } if (!(arg = strchr(buf, '='))) { av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n"); exit_program(1); } *arg++ = 0; av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE); av_free(buf); } while (!s->eof_reached); avio_close(s); } if (ret) { av_log(NULL, AV_LOG_FATAL, "Preset %s specified for stream %d:%d, but could not be opened.\n", preset, ost->file_index, ost->index); exit_program(1); } MATCH_PER_STREAM_OPT(max_frames, i64, max_frames, oc, st); ost->max_frames = max_frames; MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st); while (bsf) { if (next = strchr(bsf, ',')) *next++ = 0; if (!(bsfc = av_bitstream_filter_init(bsf))) { av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf); exit_program(1); } if (bsfc_prev) bsfc_prev->next = bsfc; else ost->bitstream_filters = bsfc; bsfc_prev = bsfc; bsf = next; } MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st); if (codec_tag) { uint32_t tag = strtol(codec_tag, &next, 0); if (*next) tag = AV_RL32(codec_tag); st->codec->codec_tag = tag; } MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st); if (qscale >= 0 || same_quant) { st->codec->flags |= CODEC_FLAG_QSCALE; st->codec->global_quality = FF_QP2LAMBDA * qscale; } if (oc->oformat->flags & AVFMT_GLOBALHEADER) st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER; av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags); return ost; } | 12,016 |
0 | static unsigned int dec_lz_r(DisasContext *dc) { TCGv t0; DIS(fprintf (logfile, "lz $r%u, $r%u\n", dc->op1, dc->op2)); cris_cc_mask(dc, CC_MASK_NZ); t0 = tcg_temp_new(TCG_TYPE_TL); dec_prep_alu_r(dc, dc->op1, dc->op2, 4, 0, cpu_R[dc->op2], t0); cris_alu(dc, CC_OP_LZ, cpu_R[dc->op2], cpu_R[dc->op2], t0, 4); tcg_temp_free(t0); return 2; } | 12,017 |
0 | int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width, enum PixelFormat pix_fmt, int padtop, int padbottom, int padleft, int padright, int *color) { uint8_t *optr; int y_shift; int x_shift; int yheight; int i, y; if (pix_fmt < 0 || pix_fmt >= PIX_FMT_NB || !is_yuv_planar(&pix_fmt_info[pix_fmt])) return -1; for (i = 0; i < 3; i++) { x_shift = i ? av_pix_fmt_descriptors[pix_fmt].log2_chroma_w : 0; y_shift = i ? av_pix_fmt_descriptors[pix_fmt].log2_chroma_h : 0; if (padtop || padleft) { memset(dst->data[i], color[i], dst->linesize[i] * (padtop >> y_shift) + (padleft >> x_shift)); } if (padleft || padright) { optr = dst->data[i] + dst->linesize[i] * (padtop >> y_shift) + (dst->linesize[i] - (padright >> x_shift)); yheight = (height - 1 - (padtop + padbottom)) >> y_shift; for (y = 0; y < yheight; y++) { memset(optr, color[i], (padleft + padright) >> x_shift); optr += dst->linesize[i]; } } if (src) { /* first line */ uint8_t *iptr = src->data[i]; optr = dst->data[i] + dst->linesize[i] * (padtop >> y_shift) + (padleft >> x_shift); memcpy(optr, iptr, (width - padleft - padright) >> x_shift); iptr += src->linesize[i]; optr = dst->data[i] + dst->linesize[i] * (padtop >> y_shift) + (dst->linesize[i] - (padright >> x_shift)); yheight = (height - 1 - (padtop + padbottom)) >> y_shift; for (y = 0; y < yheight; y++) { memset(optr, color[i], (padleft + padright) >> x_shift); memcpy(optr + ((padleft + padright) >> x_shift), iptr, (width - padleft - padright) >> x_shift); iptr += src->linesize[i]; optr += dst->linesize[i]; } } if (padbottom || padright) { optr = dst->data[i] + dst->linesize[i] * ((height - padbottom) >> y_shift) - (padright >> x_shift); memset(optr, color[i],dst->linesize[i] * (padbottom >> y_shift) + (padright >> x_shift)); } } return 0; } | 12,018 |
0 | void ppc_hash64_stop_access(uint64_t token) { if (kvmppc_kern_htab) { kvmppc_hash64_free_pteg(token); } } | 12,019 |
0 | void helper_sysret(CPUX86State *env, int dflag) { int cpl, selector; if (!(env->efer & MSR_EFER_SCE)) { raise_exception_err(env, EXCP06_ILLOP, 0); } cpl = env->hflags & HF_CPL_MASK; if (!(env->cr[0] & CR0_PE_MASK) || cpl != 0) { raise_exception_err(env, EXCP0D_GPF, 0); } selector = (env->star >> 48) & 0xffff; if (env->hflags & HF_LMA_MASK) { cpu_load_eflags(env, (uint32_t)(env->regs[11]), TF_MASK | AC_MASK | ID_MASK | IF_MASK | IOPL_MASK | VM_MASK | RF_MASK | NT_MASK); if (dflag == 2) { cpu_x86_load_seg_cache(env, R_CS, (selector + 16) | 3, 0, 0xffffffff, DESC_G_MASK | DESC_P_MASK | DESC_S_MASK | (3 << DESC_DPL_SHIFT) | DESC_CS_MASK | DESC_R_MASK | DESC_A_MASK | DESC_L_MASK); env->eip = env->regs[R_ECX]; } else { cpu_x86_load_seg_cache(env, R_CS, selector | 3, 0, 0xffffffff, DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | (3 << DESC_DPL_SHIFT) | DESC_CS_MASK | DESC_R_MASK | DESC_A_MASK); env->eip = (uint32_t)env->regs[R_ECX]; } cpu_x86_load_seg_cache(env, R_SS, selector + 8, 0, 0xffffffff, DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | (3 << DESC_DPL_SHIFT) | DESC_W_MASK | DESC_A_MASK); cpu_x86_set_cpl(env, 3); } else { env->eflags |= IF_MASK; cpu_x86_load_seg_cache(env, R_CS, selector | 3, 0, 0xffffffff, DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | (3 << DESC_DPL_SHIFT) | DESC_CS_MASK | DESC_R_MASK | DESC_A_MASK); env->eip = (uint32_t)env->regs[R_ECX]; cpu_x86_load_seg_cache(env, R_SS, selector + 8, 0, 0xffffffff, DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | (3 << DESC_DPL_SHIFT) | DESC_W_MASK | DESC_A_MASK); cpu_x86_set_cpl(env, 3); } } | 12,020 |
0 | static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1) { CPUS390XState *env = &cpu->env; uint8_t order_code; uint16_t cpu_addr; int r = -1; S390CPU *target_cpu; cpu_synchronize_state(CPU(cpu)); /* get order code */ order_code = decode_basedisp_rs(env, run->s390_sieic.ipb) & SIGP_ORDER_MASK; cpu_addr = env->regs[ipa1 & 0x0f]; target_cpu = s390_cpu_addr2state(cpu_addr); if (target_cpu == NULL) { goto out; } switch (order_code) { case SIGP_START: r = kvm_s390_cpu_start(target_cpu); break; case SIGP_RESTART: r = kvm_s390_cpu_restart(target_cpu); break; case SIGP_SET_ARCH: /* make the caller panic */ return -1; case SIGP_INITIAL_CPU_RESET: r = s390_cpu_initial_reset(target_cpu); break; default: fprintf(stderr, "KVM: unknown SIGP: 0x%x\n", order_code); break; } out: setcc(cpu, r ? 3 : 0); return 0; } | 12,021 |
0 | static void dump_ops(const uint16_t *opc_buf) { const uint16_t *opc_ptr; int c; opc_ptr = opc_buf; for(;;) { c = *opc_ptr++; fprintf(logfile, "0x%04x: %s\n", opc_ptr - opc_buf - 1, op_str[c]); if (c == INDEX_op_end) break; } } | 12,022 |
0 | static int tap_set_sndbuf(TAPState *s, const char *sndbuf_str) { int sndbuf = TAP_DEFAULT_SNDBUF; if (sndbuf_str) { sndbuf = atoi(sndbuf_str); } if (!sndbuf) { sndbuf = INT_MAX; } if (ioctl(s->fd, TUNSETSNDBUF, &sndbuf) == -1 && sndbuf_str) { qemu_error("TUNSETSNDBUF ioctl failed: %s\n", strerror(errno)); return -1; } return 0; } | 12,024 |
0 | static void virtex_init(MachineState *machine) { ram_addr_t ram_size = machine->ram_size; const char *cpu_model = machine->cpu_model; const char *kernel_filename = machine->kernel_filename; const char *kernel_cmdline = machine->kernel_cmdline; hwaddr initrd_base = 0; int initrd_size = 0; MemoryRegion *address_space_mem = get_system_memory(); DeviceState *dev; PowerPCCPU *cpu; CPUPPCState *env; hwaddr ram_base = 0; DriveInfo *dinfo; MemoryRegion *phys_ram = g_new(MemoryRegion, 1); qemu_irq irq[32], *cpu_irq; int kernel_size; int i; /* init CPUs */ if (cpu_model == NULL) { cpu_model = "440-Xilinx"; } cpu = ppc440_init_xilinx(&ram_size, 1, cpu_model, 400000000); env = &cpu->env; qemu_register_reset(main_cpu_reset, cpu); memory_region_allocate_system_memory(phys_ram, NULL, "ram", ram_size); memory_region_add_subregion(address_space_mem, ram_base, phys_ram); dinfo = drive_get(IF_PFLASH, 0, 0); pflash_cfi01_register(PFLASH_BASEADDR, NULL, "virtex.flash", FLASH_SIZE, dinfo ? blk_bs(blk_by_legacy_dinfo(dinfo)) : NULL, (64 * 1024), FLASH_SIZE >> 16, 1, 0x89, 0x18, 0x0000, 0x0, 1); cpu_irq = (qemu_irq *) &env->irq_inputs[PPC40x_INPUT_INT]; dev = qdev_create(NULL, "xlnx.xps-intc"); qdev_prop_set_uint32(dev, "kind-of-intr", 0); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, INTC_BASEADDR); sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, cpu_irq[0]); for (i = 0; i < 32; i++) { irq[i] = qdev_get_gpio_in(dev, i); } serial_mm_init(address_space_mem, UART16550_BASEADDR, 2, irq[UART16550_IRQ], 115200, serial_hds[0], DEVICE_LITTLE_ENDIAN); /* 2 timers at irq 2 @ 62 Mhz. */ dev = qdev_create(NULL, "xlnx.xps-timer"); qdev_prop_set_uint32(dev, "one-timer-only", 0); qdev_prop_set_uint32(dev, "clock-frequency", 62 * 1000000); qdev_init_nofail(dev); sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, TIMER_BASEADDR); sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq[TIMER_IRQ]); if (kernel_filename) { uint64_t entry, low, high; hwaddr boot_offset; /* Boots a kernel elf binary. */ kernel_size = load_elf(kernel_filename, NULL, NULL, &entry, &low, &high, 1, ELF_MACHINE, 0); boot_info.bootstrap_pc = entry & 0x00ffffff; if (kernel_size < 0) { boot_offset = 0x1200000; /* If we failed loading ELF's try a raw image. */ kernel_size = load_image_targphys(kernel_filename, boot_offset, ram_size); boot_info.bootstrap_pc = boot_offset; high = boot_info.bootstrap_pc + kernel_size + 8192; } boot_info.ima_size = kernel_size; /* Load initrd. */ if (machine->initrd_filename) { initrd_base = high = ROUND_UP(high, 4); initrd_size = load_image_targphys(machine->initrd_filename, high, ram_size - high); if (initrd_size < 0) { error_report("couldn't load ram disk '%s'", machine->initrd_filename); exit(1); } high = ROUND_UP(high + initrd_size, 4); } /* Provide a device-tree. */ boot_info.fdt = high + (8192 * 2); boot_info.fdt &= ~8191; xilinx_load_device_tree(boot_info.fdt, ram_size, initrd_base, initrd_size, kernel_cmdline); } env->load_info = &boot_info; } | 12,025 |
0 | static void pxa2xx_i2c_write(void *opaque, hwaddr addr, uint64_t value64, unsigned size) { PXA2xxI2CState *s = (PXA2xxI2CState *) opaque; uint32_t value = value64; int ack; addr -= s->offset; switch (addr) { case ICR: s->control = value & 0xfff7; if ((value & (1 << 3)) && (value & (1 << 6))) { /* TB and IUE */ /* TODO: slave mode */ if (value & (1 << 0)) { /* START condition */ if (s->data & 1) s->status |= 1 << 0; /* set RWM */ else s->status &= ~(1 << 0); /* clear RWM */ ack = !i2c_start_transfer(s->bus, s->data >> 1, s->data & 1); } else { if (s->status & (1 << 0)) { /* RWM */ s->data = i2c_recv(s->bus); if (value & (1 << 2)) /* ACKNAK */ i2c_nack(s->bus); ack = 1; } else ack = !i2c_send(s->bus, s->data); } if (value & (1 << 1)) /* STOP condition */ i2c_end_transfer(s->bus); if (ack) { if (value & (1 << 0)) /* START condition */ s->status |= 1 << 6; /* set ITE */ else if (s->status & (1 << 0)) /* RWM */ s->status |= 1 << 7; /* set IRF */ else s->status |= 1 << 6; /* set ITE */ s->status &= ~(1 << 1); /* clear ACKNAK */ } else { s->status |= 1 << 6; /* set ITE */ s->status |= 1 << 10; /* set BED */ s->status |= 1 << 1; /* set ACKNAK */ } } if (!(value & (1 << 3)) && (value & (1 << 6))) /* !TB and IUE */ if (value & (1 << 4)) /* MA */ i2c_end_transfer(s->bus); pxa2xx_i2c_update(s); break; case ISR: s->status &= ~(value & 0x07f0); pxa2xx_i2c_update(s); break; case ISAR: i2c_set_slave_address(I2C_SLAVE(s->slave), value & 0x7f); break; case IDBR: s->data = value & 0xff; break; default: printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); } } | 12,027 |
0 | static void ptimer_trigger(ptimer_state *s) { if (s->bh) { qemu_bh_schedule(s->bh); } } | 12,028 |
0 | static int prepare_input_packet(AVFormatContext *s, AVPacket *pkt) { int ret; ret = check_packet(s, pkt); if (ret < 0) return ret; #if !FF_API_COMPUTE_PKT_FIELDS2 /* sanitize the timestamps */ if (!(s->oformat->flags & AVFMT_NOTIMESTAMPS)) { AVStream *st = s->streams[pkt->stream_index]; /* when there is no reordering (so dts is equal to pts), but * only one of them is set, set the other as well */ if (!st->internal->reorder) { if (pkt->pts == AV_NOPTS_VALUE && pkt->dts != AV_NOPTS_VALUE) pkt->pts = pkt->dts; if (pkt->dts == AV_NOPTS_VALUE && pkt->pts != AV_NOPTS_VALUE) pkt->dts = pkt->pts; } /* check that the timestamps are set */ if (pkt->pts == AV_NOPTS_VALUE || pkt->dts == AV_NOPTS_VALUE) { av_log(s, AV_LOG_ERROR, "Timestamps are unset in a packet for stream %d\n", st->index); return AVERROR(EINVAL); } /* check that the dts are increasing (or at least non-decreasing, * if the format allows it */ if (st->cur_dts != AV_NOPTS_VALUE && ((!(s->oformat->flags & AVFMT_TS_NONSTRICT) && st->cur_dts >= pkt->dts) || st->cur_dts > pkt->dts)) { av_log(s, AV_LOG_ERROR, "Application provided invalid, non monotonically increasing " "dts to muxer in stream %d: %" PRId64 " >= %" PRId64 "\n", st->index, st->cur_dts, pkt->dts); return AVERROR(EINVAL); } if (pkt->pts < pkt->dts) { av_log(s, AV_LOG_ERROR, "pts %" PRId64 " < dts %" PRId64 " in stream %d\n", pkt->pts, pkt->dts, st->index); return AVERROR(EINVAL); } } #endif return 0; } | 12,029 |
0 | build_tpm2(GArray *table_data, GArray *linker) { Acpi20TPM2 *tpm2_ptr; tpm2_ptr = acpi_data_push(table_data, sizeof *tpm2_ptr); tpm2_ptr->platform_class = cpu_to_le16(TPM2_ACPI_CLASS_CLIENT); tpm2_ptr->control_area_address = cpu_to_le64(0); tpm2_ptr->start_method = cpu_to_le32(TPM2_START_METHOD_MMIO); build_header(linker, table_data, (void *)tpm2_ptr, "TPM2", sizeof(*tpm2_ptr), 4, NULL); } | 12,031 |
0 | static int proxy_statfs(FsContext *s, V9fsPath *fs_path, struct statfs *stbuf) { int retval; retval = v9fs_request(s->private, T_STATFS, stbuf, "s", fs_path); if (retval < 0) { errno = -retval; return -1; } return retval; } | 12,032 |
0 | BusState *qbus_create(BusType type, size_t size, DeviceState *parent, const char *name) { BusState *bus; bus = qemu_mallocz(size); bus->type = type; bus->parent = parent; bus->name = qemu_strdup(name); LIST_INIT(&bus->children); if (parent) { LIST_INSERT_HEAD(&parent->child_bus, bus, sibling); } return bus; } | 12,033 |
0 | static void update_sr (AC97LinkState *s, AC97BusMasterRegs *r, uint32_t new_sr) { int event = 0; int level = 0; uint32_t new_mask = new_sr & SR_INT_MASK; uint32_t old_mask = r->sr & SR_INT_MASK; uint32_t masks[] = {GS_PIINT, GS_POINT, GS_MINT}; if (new_mask ^ old_mask) { /** @todo is IRQ deasserted when only one of status bits is cleared? */ if (!new_mask) { event = 1; level = 0; } else { if ((new_mask & SR_LVBCI) && (r->cr & CR_LVBIE)) { event = 1; level = 1; } if ((new_mask & SR_BCIS) && (r->cr & CR_IOCE)) { event = 1; level = 1; } } } r->sr = new_sr; dolog ("IOC%d LVB%d sr=%#x event=%d level=%d\n", r->sr & SR_BCIS, r->sr & SR_LVBCI, r->sr, event, level); if (!event) return; if (level) { s->glob_sta |= masks[r - s->bm_regs]; dolog ("set irq level=1\n"); qemu_set_irq (s->pci_dev->irq[0], 1); } else { s->glob_sta &= ~masks[r - s->bm_regs]; dolog ("set irq level=0\n"); qemu_set_irq (s->pci_dev->irq[0], 0); } } | 12,034 |
0 | static unsigned int dec_subu_r(DisasContext *dc) { TCGv t0; int size = memsize_z(dc); DIS(fprintf (logfile, "subu.%c $r%u, $r%u\n", memsize_char(size), dc->op1, dc->op2)); cris_cc_mask(dc, CC_MASK_NZVC); t0 = tcg_temp_new(TCG_TYPE_TL); /* Size can only be qi or hi. */ t_gen_zext(t0, cpu_R[dc->op1], size); cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], cpu_R[dc->op2], t0, 4); tcg_temp_free(t0); return 2; } | 12,035 |
0 | bool cpu_physical_memory_is_io(hwaddr phys_addr) { MemoryRegionSection *section; section = phys_page_find(address_space_memory.dispatch, phys_addr >> TARGET_PAGE_BITS); return !(memory_region_is_ram(section->mr) || memory_region_is_romd(section->mr)); } | 12,037 |
0 | int kvm_cpu_exec(CPUState *env) { struct kvm_run *run = env->kvm_run; int ret; DPRINTF("kvm_cpu_exec()\n"); if (kvm_arch_process_irqchip_events(env)) { env->exit_request = 0; env->exception_index = EXCP_HLT; return 0; } do { if (env->kvm_vcpu_dirty) { kvm_arch_put_registers(env, KVM_PUT_RUNTIME_STATE); env->kvm_vcpu_dirty = 0; } kvm_arch_pre_run(env, run); if (env->exit_request) { DPRINTF("interrupt exit requested\n"); /* * KVM requires us to reenter the kernel after IO exits to complete * instruction emulation. This self-signal will ensure that we * leave ASAP again. */ qemu_cpu_kick_self(); } cpu_single_env = NULL; qemu_mutex_unlock_iothread(); ret = kvm_vcpu_ioctl(env, KVM_RUN, 0); qemu_mutex_lock_iothread(); cpu_single_env = env; kvm_arch_post_run(env, run); kvm_flush_coalesced_mmio_buffer(); if (ret == -EINTR || ret == -EAGAIN) { cpu_exit(env); DPRINTF("io window exit\n"); ret = 0; break; } if (ret < 0) { DPRINTF("kvm run failed %s\n", strerror(-ret)); abort(); } ret = 0; /* exit loop */ switch (run->exit_reason) { case KVM_EXIT_IO: DPRINTF("handle_io\n"); kvm_handle_io(run->io.port, (uint8_t *)run + run->io.data_offset, run->io.direction, run->io.size, run->io.count); ret = 1; break; case KVM_EXIT_MMIO: DPRINTF("handle_mmio\n"); cpu_physical_memory_rw(run->mmio.phys_addr, run->mmio.data, run->mmio.len, run->mmio.is_write); ret = 1; break; case KVM_EXIT_IRQ_WINDOW_OPEN: DPRINTF("irq_window_open\n"); break; case KVM_EXIT_SHUTDOWN: DPRINTF("shutdown\n"); qemu_system_reset_request(); ret = 1; break; case KVM_EXIT_UNKNOWN: fprintf(stderr, "KVM: unknown exit, hardware reason %" PRIx64 "\n", (uint64_t)run->hw.hardware_exit_reason); ret = -1; break; #ifdef KVM_CAP_INTERNAL_ERROR_DATA case KVM_EXIT_INTERNAL_ERROR: ret = kvm_handle_internal_error(env, run); break; #endif case KVM_EXIT_DEBUG: DPRINTF("kvm_exit_debug\n"); #ifdef KVM_CAP_SET_GUEST_DEBUG if (kvm_arch_debug(&run->debug.arch)) { env->exception_index = EXCP_DEBUG; return 0; } /* re-enter, this exception was guest-internal */ ret = 1; #endif /* KVM_CAP_SET_GUEST_DEBUG */ break; default: DPRINTF("kvm_arch_handle_exit\n"); ret = kvm_arch_handle_exit(env, run); break; } } while (ret > 0); if (ret < 0) { cpu_dump_state(env, stderr, fprintf, CPU_DUMP_CODE); vm_stop(0); env->exit_request = 1; } if (env->exit_request) { env->exit_request = 0; env->exception_index = EXCP_INTERRUPT; } return ret; } | 12,039 |
0 | static void rtsp_send_cmd(AVFormatContext *s, const char *cmd, RTSPHeader *reply, unsigned char **content_ptr) { RTSPState *rt = s->priv_data; char buf[4096], buf1[1024], *q; unsigned char ch; const char *p; int content_length, line_count; unsigned char *content = NULL; memset(reply, 0, sizeof(RTSPHeader)); rt->seq++; pstrcpy(buf, sizeof(buf), cmd); snprintf(buf1, sizeof(buf1), "CSeq: %d\r\n", rt->seq); pstrcat(buf, sizeof(buf), buf1); if (rt->session_id[0] != '\0' && !strstr(cmd, "\nIf-Match:")) { snprintf(buf1, sizeof(buf1), "Session: %s\r\n", rt->session_id); pstrcat(buf, sizeof(buf), buf1); } pstrcat(buf, sizeof(buf), "\r\n"); #ifdef DEBUG printf("Sending:\n%s--\n", buf); #endif url_write(rt->rtsp_hd, buf, strlen(buf)); /* parse reply (XXX: use buffers) */ line_count = 0; rt->last_reply[0] = '\0'; for(;;) { q = buf; for(;;) { if (url_read(rt->rtsp_hd, &ch, 1) == 0) break; if (ch == '\n') break; if (ch != '\r') { if ((q - buf) < sizeof(buf) - 1) *q++ = ch; } } *q = '\0'; #ifdef DEBUG printf("line='%s'\n", buf); #endif /* test if last line */ if (buf[0] == '\0') break; p = buf; if (line_count == 0) { /* get reply code */ get_word(buf1, sizeof(buf1), &p); get_word(buf1, sizeof(buf1), &p); reply->status_code = atoi(buf1); } else { rtsp_parse_line(reply, p); pstrcat(rt->last_reply, sizeof(rt->last_reply), p); pstrcat(rt->last_reply, sizeof(rt->last_reply), "\n"); } line_count++; } if (rt->session_id[0] == '\0' && reply->session_id[0] != '\0') pstrcpy(rt->session_id, sizeof(rt->session_id), reply->session_id); content_length = reply->content_length; if (content_length > 0) { /* leave some room for a trailing '\0' (useful for simple parsing) */ content = av_malloc(content_length + 1); url_read(rt->rtsp_hd, content, content_length); content[content_length] = '\0'; } if (content_ptr) *content_ptr = content; } | 12,040 |
0 | static void hb_regs_write(void *opaque, target_phys_addr_t offset, uint64_t value, unsigned size) { uint32_t *regs = opaque; if (offset == 0xf00) { if (value == 1 || value == 2) { qemu_system_reset_request(); } else if (value == 3) { qemu_system_shutdown_request(); } } regs[offset/4] = value; } | 12,042 |
0 | static int print_size(DeviceState *dev, Property *prop, char *dest, size_t len) { uint64_t *ptr = qdev_get_prop_ptr(dev, prop); char suffixes[] = {'T', 'G', 'M', 'K', 'B'}; int i = 0; uint64_t div; for (div = 1ULL << 40; !(*ptr / div) ; div >>= 10) { i++; } return snprintf(dest, len, "%0.03f%c", (double)*ptr/div, suffixes[i]); } | 12,043 |
0 | float64 HELPER(sub_cmp_f64)(CPUState *env, float64 a, float64 b) { /* ??? This may incorrectly raise exceptions. */ /* ??? Should flush denormals to zero. */ float64 res; res = float64_sub(a, b, &env->fp_status); if (float64_is_nan(res)) { /* +/-inf compares equal against itself, but sub returns nan. */ if (!float64_is_nan(a) && !float64_is_nan(b)) { res = float64_zero; if (float64_lt_quiet(a, res, &env->fp_status)) res = float64_chs(res); } } return res; } | 12,044 |
0 | static void trim_aio_cancel(BlockAIOCB *acb) { TrimAIOCB *iocb = container_of(acb, TrimAIOCB, common); /* Exit the loop so ide_issue_trim_cb will not continue */ iocb->j = iocb->qiov->niov - 1; iocb->i = (iocb->qiov->iov[iocb->j].iov_len / 8) - 1; iocb->ret = -ECANCELED; if (iocb->aiocb) { bdrv_aio_cancel_async(iocb->aiocb); iocb->aiocb = NULL; } } | 12,045 |
0 | static uint64_t cadence_ttc_read(void *opaque, target_phys_addr_t offset, unsigned size) { uint32_t ret = cadence_ttc_read_imp(opaque, offset); DB_PRINT("addr: %08x data: %08x\n", offset, ret); return ret; } | 12,046 |
0 | static void scsi_do_read(void *opaque, int ret) { SCSIDiskReq *r = opaque; SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev); uint32_t n; if (r->req.aiocb != NULL) { r->req.aiocb = NULL; bdrv_acct_done(s->qdev.conf.bs, &r->acct); } if (ret < 0) { if (scsi_handle_rw_error(r, -ret)) { goto done; } } if (r->req.io_canceled) { return; } /* The request is used as the AIO opaque value, so add a ref. */ scsi_req_ref(&r->req); if (r->req.sg) { dma_acct_start(s->qdev.conf.bs, &r->acct, r->req.sg, BDRV_ACCT_READ); r->req.resid -= r->req.sg->size; r->req.aiocb = dma_bdrv_read(s->qdev.conf.bs, r->req.sg, r->sector, scsi_dma_complete, r); } else { n = scsi_init_iovec(r, SCSI_DMA_BUF_SIZE); bdrv_acct_start(s->qdev.conf.bs, &r->acct, n * BDRV_SECTOR_SIZE, BDRV_ACCT_READ); r->req.aiocb = bdrv_aio_readv(s->qdev.conf.bs, r->sector, &r->qiov, n, scsi_read_complete, r); } done: if (!r->req.io_canceled) { scsi_req_unref(&r->req); } } | 12,047 |
0 | void *etraxfs_dmac_init(CPUState *env, target_phys_addr_t base, int nr_channels) { struct fs_dma_ctrl *ctrl = NULL; int i; ctrl = qemu_mallocz(sizeof *ctrl); if (!ctrl) return NULL; ctrl->base = base; ctrl->env = env; ctrl->nr_channels = nr_channels; ctrl->channels = qemu_mallocz(sizeof ctrl->channels[0] * nr_channels); if (!ctrl->channels) goto err; for (i = 0; i < nr_channels; i++) { ctrl->channels[i].regmap = cpu_register_io_memory(0, dma_read, dma_write, ctrl); cpu_register_physical_memory (base + i * 0x2000, sizeof ctrl->channels[i].regs, ctrl->channels[i].regmap); } /* Hax, we only support one DMA controller at a time. */ etraxfs_dmac = ctrl; return ctrl; err: qemu_free(ctrl->channels); qemu_free(ctrl); return NULL; } | 12,048 |
0 | void lm4549_write(lm4549_state *s, target_phys_addr_t offset, uint32_t value) { uint16_t *regfile = s->regfile; assert(offset < 128); DPRINTF("write [0x%02x] = 0x%04x\n", offset, value); switch (offset) { case LM4549_Reset: lm4549_reset(s); break; case LM4549_PCM_Front_DAC_Rate: regfile[LM4549_PCM_Front_DAC_Rate] = value; DPRINTF("DAC rate change = %i\n", value); /* Re-open a voice with the new sample rate */ struct audsettings as; as.freq = value; as.nchannels = 2; as.fmt = AUD_FMT_S16; as.endianness = 0; s->voice = AUD_open_out( &s->card, s->voice, "lm4549.out", s, lm4549_audio_out_callback, &as ); break; case LM4549_Powerdown_Ctrl_Stat: value &= ~0xf; value |= regfile[LM4549_Powerdown_Ctrl_Stat] & 0xf; regfile[LM4549_Powerdown_Ctrl_Stat] = value; break; case LM4549_Ext_Audio_ID: case LM4549_Vendor_ID1: case LM4549_Vendor_ID2: DPRINTF("Write to read-only register 0x%x\n", (int)offset); break; default: /* Store the new value */ regfile[offset] = value; break; } } | 12,050 |
0 | static void gmc1_motion(MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, uint8_t **ref_picture) { uint8_t *ptr; int offset, src_x, src_y, linesize, uvlinesize; int motion_x, motion_y; int emu=0; motion_x= s->sprite_offset[0][0]; motion_y= s->sprite_offset[0][1]; src_x = s->mb_x * 16 + (motion_x >> (s->sprite_warping_accuracy+1)); src_y = s->mb_y * 16 + (motion_y >> (s->sprite_warping_accuracy+1)); motion_x<<=(3-s->sprite_warping_accuracy); motion_y<<=(3-s->sprite_warping_accuracy); src_x = av_clip(src_x, -16, s->width); if (src_x == s->width) motion_x =0; src_y = av_clip(src_y, -16, s->height); if (src_y == s->height) motion_y =0; linesize = s->linesize; uvlinesize = s->uvlinesize; ptr = ref_picture[0] + (src_y * linesize) + src_x; if(s->flags&CODEC_FLAG_EMU_EDGE){ if( (unsigned)src_x >= FFMAX(s->h_edge_pos - 17, 0) || (unsigned)src_y >= FFMAX(s->v_edge_pos - 17, 0)){ s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, linesize, 17, 17, src_x, src_y, s->h_edge_pos, s->v_edge_pos); ptr= s->edge_emu_buffer; } } if((motion_x|motion_y)&7){ s->dsp.gmc1(dest_y , ptr , linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding); s->dsp.gmc1(dest_y+8, ptr+8, linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding); }else{ int dxy; dxy= ((motion_x>>3)&1) | ((motion_y>>2)&2); if (s->no_rounding){ s->hdsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16); }else{ s->hdsp.put_pixels_tab [0][dxy](dest_y, ptr, linesize, 16); } } if(CONFIG_GRAY && s->flags&CODEC_FLAG_GRAY) return; motion_x= s->sprite_offset[1][0]; motion_y= s->sprite_offset[1][1]; src_x = s->mb_x * 8 + (motion_x >> (s->sprite_warping_accuracy+1)); src_y = s->mb_y * 8 + (motion_y >> (s->sprite_warping_accuracy+1)); motion_x<<=(3-s->sprite_warping_accuracy); motion_y<<=(3-s->sprite_warping_accuracy); src_x = av_clip(src_x, -8, s->width>>1); if (src_x == s->width>>1) motion_x =0; src_y = av_clip(src_y, -8, s->height>>1); if (src_y == s->height>>1) motion_y =0; offset = (src_y * uvlinesize) + src_x; ptr = ref_picture[1] + offset; if(s->flags&CODEC_FLAG_EMU_EDGE){ if( (unsigned)src_x >= FFMAX((s->h_edge_pos>>1) - 9, 0) || (unsigned)src_y >= FFMAX((s->v_edge_pos>>1) - 9, 0)){ s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1); ptr= s->edge_emu_buffer; emu=1; } } s->dsp.gmc1(dest_cb, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding); ptr = ref_picture[2] + offset; if(emu){ s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1); ptr= s->edge_emu_buffer; } s->dsp.gmc1(dest_cr, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding); return; } | 12,051 |
0 | static void mpcore_scu_write(void *opaque, target_phys_addr_t offset, uint64_t value, unsigned size) { mpcore_priv_state *s = (mpcore_priv_state *)opaque; /* SCU */ switch (offset) { case 0: /* Control register. */ s->scu_control = value & 1; break; case 0x0c: /* Invalidate all. */ /* This is a no-op as cache is not emulated. */ break; default: hw_error("mpcore_priv_read: Bad offset %x\n", (int)offset); } } | 12,052 |
0 | static void gen_imull(TCGv a, TCGv b) { TCGv tmp1 = tcg_temp_new(TCG_TYPE_I64); TCGv tmp2 = tcg_temp_new(TCG_TYPE_I64); tcg_gen_ext_i32_i64(tmp1, a); tcg_gen_ext_i32_i64(tmp2, b); tcg_gen_mul_i64(tmp1, tmp1, tmp2); tcg_gen_trunc_i64_i32(a, tmp1); tcg_gen_shri_i64(tmp1, tmp1, 32); tcg_gen_trunc_i64_i32(b, tmp1); } | 12,054 |
1 | void ppc40x_chip_reset (CPUState *env) { target_ulong dbsr; printf("Reset PowerPC chip\n"); cpu_ppc_reset(env); /* XXX: TODO reset all internal peripherals */ dbsr = env->spr[SPR_40x_DBSR]; dbsr &= ~0x00000300; dbsr |= 0x00000200; env->spr[SPR_40x_DBSR] = dbsr; cpu_loop_exit(); } | 12,057 |
1 | static int thread_get_buffer_internal(AVCodecContext *avctx, ThreadFrame *f, int flags) { PerThreadContext *p = avctx->internal->thread_ctx; int err; f->owner = avctx; ff_init_buffer_info(avctx, f->f); if (!(avctx->active_thread_type & FF_THREAD_FRAME)) return ff_get_buffer(avctx, f->f, flags); if (atomic_load(&p->state) != STATE_SETTING_UP && (avctx->codec->update_thread_context || !THREAD_SAFE_CALLBACKS(avctx))) { av_log(avctx, AV_LOG_ERROR, "get_buffer() cannot be called after ff_thread_finish_setup()\n"); return -1; } if (avctx->internal->allocate_progress) { atomic_int *progress; f->progress = av_buffer_alloc(2 * sizeof(*progress)); if (!f->progress) { return AVERROR(ENOMEM); } progress = (atomic_int*)f->progress->data; atomic_init(&progress[0], -1); atomic_init(&progress[1], -1); } pthread_mutex_lock(&p->parent->buffer_mutex); if (avctx->thread_safe_callbacks || avctx->get_buffer2 == avcodec_default_get_buffer2) { err = ff_get_buffer(avctx, f->f, flags); } else { pthread_mutex_lock(&p->progress_mutex); p->requested_frame = f->f; p->requested_flags = flags; atomic_store_explicit(&p->state, STATE_GET_BUFFER, memory_order_release); pthread_cond_broadcast(&p->progress_cond); while (atomic_load(&p->state) != STATE_SETTING_UP) pthread_cond_wait(&p->progress_cond, &p->progress_mutex); err = p->result; pthread_mutex_unlock(&p->progress_mutex); } if (!THREAD_SAFE_CALLBACKS(avctx) && !avctx->codec->update_thread_context) ff_thread_finish_setup(avctx); if (err) av_buffer_unref(&f->progress); pthread_mutex_unlock(&p->parent->buffer_mutex); return err; } | 12,058 |
1 | static void gen_spr_power5p_lpar(CPUPPCState *env) { #if !defined(CONFIG_USER_ONLY) /* Logical partitionning */ spr_register_kvm(env, SPR_LPCR, "LPCR", &spr_read_generic, &spr_write_lpcr, KVM_REG_PPC_LPCR, LPCR_LPES0 | LPCR_LPES1); #endif } | 12,059 |
1 | int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress, Error **errp) { struct addrinfo *res, *e; int sock = -1; res = inet_parse_connect_opts(opts, errp); if (!res) { return -1; } if (in_progress) { *in_progress = false; } for (e = res; e != NULL; e = e->ai_next) { sock = inet_connect_addr(e, block, in_progress); if (sock >= 0) { break; } } if (sock < 0) { error_set(errp, QERR_SOCKET_CONNECT_FAILED); } freeaddrinfo(res); return sock; } | 12,060 |
1 | static void via_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); k->init = vt82c686b_initfn; k->config_write = vt82c686b_write_config; k->vendor_id = PCI_VENDOR_ID_VIA; k->device_id = PCI_DEVICE_ID_VIA_ISA_BRIDGE; k->class_id = PCI_CLASS_BRIDGE_ISA; k->revision = 0x40; dc->desc = "ISA bridge"; dc->no_user = 1; dc->vmsd = &vmstate_via; } | 12,061 |
1 | static int vhost_user_reset_device(struct vhost_dev *dev) { VhostUserMsg msg = { .request = VHOST_USER_RESET_OWNER, .flags = VHOST_USER_VERSION, }; vhost_user_write(dev, &msg, NULL, 0); return 0; } | 12,062 |
1 | static int vp5_parse_header(VP56Context *s, const uint8_t *buf, int buf_size, int *golden_frame) { VP56RangeCoder *c = &s->c; int rows, cols; ff_vp56_init_range_decoder(&s->c, buf, buf_size); s->framep[VP56_FRAME_CURRENT]->key_frame = !vp56_rac_get(c); vp56_rac_get(c); ff_vp56_init_dequant(s, vp56_rac_gets(c, 6)); if (s->framep[VP56_FRAME_CURRENT]->key_frame) { vp56_rac_gets(c, 8); if(vp56_rac_gets(c, 5) > 5) vp56_rac_gets(c, 2); if (vp56_rac_get(c)) { av_log(s->avctx, AV_LOG_ERROR, "interlacing not supported\n"); rows = vp56_rac_gets(c, 8); /* number of stored macroblock rows */ cols = vp56_rac_gets(c, 8); /* number of stored macroblock cols */ vp56_rac_gets(c, 8); /* number of displayed macroblock rows */ vp56_rac_gets(c, 8); /* number of displayed macroblock cols */ vp56_rac_gets(c, 2); if (!s->macroblocks || /* first frame */ 16*cols != s->avctx->coded_width || 16*rows != s->avctx->coded_height) { avcodec_set_dimensions(s->avctx, 16*cols, 16*rows); return 2; } else if (!s->macroblocks) return 1; | 12,063 |
1 | static void spapr_finalize_fdt(sPAPRMachineState *spapr, hwaddr fdt_addr, hwaddr rtas_addr, hwaddr rtas_size) { MachineState *machine = MACHINE(qdev_get_machine()); sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); const char *boot_device = machine->boot_order; int ret, i; size_t cb = 0; char *bootlist; void *fdt; sPAPRPHBState *phb; fdt = g_malloc(FDT_MAX_SIZE); /* open out the base tree into a temp buffer for the final tweaks */ _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); ret = spapr_populate_memory(spapr, fdt); if (ret < 0) { fprintf(stderr, "couldn't setup memory nodes in fdt\n"); exit(1); } ret = spapr_populate_vdevice(spapr->vio_bus, fdt); if (ret < 0) { fprintf(stderr, "couldn't setup vio devices in fdt\n"); exit(1); } if (object_resolve_path_type("", TYPE_SPAPR_RNG, NULL)) { ret = spapr_rng_populate_dt(fdt); if (ret < 0) { fprintf(stderr, "could not set up rng device in the fdt\n"); exit(1); } } QLIST_FOREACH(phb, &spapr->phbs, list) { ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); if (ret < 0) { error_report("couldn't setup PCI devices in fdt"); exit(1); } } /* RTAS */ ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); if (ret < 0) { fprintf(stderr, "Couldn't set up RTAS device tree properties\n"); } /* cpus */ spapr_populate_cpus_dt_node(fdt, spapr); bootlist = get_boot_devices_list(&cb, true); if (cb && bootlist) { int offset = fdt_path_offset(fdt, "/chosen"); if (offset < 0) { exit(1); } for (i = 0; i < cb; i++) { if (bootlist[i] == '\n') { bootlist[i] = ' '; } } ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); } if (boot_device && strlen(boot_device)) { int offset = fdt_path_offset(fdt, "/chosen"); if (offset < 0) { exit(1); } fdt_setprop_string(fdt, offset, "qemu,boot-device", boot_device); } if (!spapr->has_graphics) { spapr_populate_chosen_stdout(fdt, spapr->vio_bus); } if (smc->dr_lmb_enabled) { _FDT(spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_LMB)); } if (smc->dr_cpu_enabled) { int offset = fdt_path_offset(fdt, "/cpus"); ret = spapr_drc_populate_dt(fdt, offset, NULL, SPAPR_DR_CONNECTOR_TYPE_CPU); if (ret < 0) { error_report("Couldn't set up CPU DR device tree properties"); exit(1); } } _FDT((fdt_pack(fdt))); if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { error_report("FDT too big ! 0x%x bytes (max is 0x%x)", fdt_totalsize(fdt), FDT_MAX_SIZE); exit(1); } qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt)); cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); g_free(bootlist); g_free(fdt); } | 12,064 |
1 | static av_cold int avs_decode_init(AVCodecContext * avctx) { avctx->pix_fmt = PIX_FMT_PAL8; return 0; } | 12,065 |
1 | CharDriverState *qemu_chr_alloc(ChardevCommon *backend, Error **errp) { CharDriverState *chr = g_malloc0(sizeof(CharDriverState)); qemu_mutex_init(&chr->chr_write_lock); chr->mux_idx = -1; if (backend->has_logfile) { int flags = O_WRONLY | O_CREAT; if (backend->has_logappend && backend->logappend) { flags |= O_APPEND; } else { flags |= O_TRUNC; } chr->logfd = qemu_open(backend->logfile, flags, 0666); if (chr->logfd < 0) { error_setg_errno(errp, errno, "Unable to open logfile %s", backend->logfile); g_free(chr); return NULL; } } else { chr->logfd = -1; } return chr; } | 12,066 |
1 | static int read_block(ALSDecContext *ctx, ALSBlockData *bd) { GetBitContext *gb = &ctx->gb; *bd->shift_lsbs = 0; // read block type flag and read the samples accordingly if (get_bits1(gb)) { if (read_var_block_data(ctx, bd)) return -1; } else { read_const_block_data(ctx, bd); } return 0; } | 12,067 |
1 | static bool get_phys_addr(CPUARMState *env, target_ulong address, int access_type, ARMMMUIdx mmu_idx, hwaddr *phys_ptr, MemTxAttrs *attrs, int *prot, target_ulong *page_size, uint32_t *fsr, ARMMMUFaultInfo *fi) { if (mmu_idx == ARMMMUIdx_S12NSE0 || mmu_idx == ARMMMUIdx_S12NSE1) { /* Call ourselves recursively to do the stage 1 and then stage 2 * translations. */ if (arm_feature(env, ARM_FEATURE_EL2)) { hwaddr ipa; int s2_prot; int ret; ret = get_phys_addr(env, address, access_type, stage_1_mmu_idx(mmu_idx), &ipa, attrs, prot, page_size, fsr, fi); /* If S1 fails or S2 is disabled, return early. */ if (ret || regime_translation_disabled(env, ARMMMUIdx_S2NS)) { *phys_ptr = ipa; return ret; } /* S1 is done. Now do S2 translation. */ ret = get_phys_addr_lpae(env, ipa, access_type, ARMMMUIdx_S2NS, phys_ptr, attrs, &s2_prot, page_size, fsr, fi); fi->s2addr = ipa; /* Combine the S1 and S2 perms. */ *prot &= s2_prot; return ret; } else { /* * For non-EL2 CPUs a stage1+stage2 translation is just stage 1. */ mmu_idx = stage_1_mmu_idx(mmu_idx); } } /* The page table entries may downgrade secure to non-secure, but * cannot upgrade an non-secure translation regime's attributes * to secure. */ attrs->secure = regime_is_secure(env, mmu_idx); attrs->user = regime_is_user(env, mmu_idx); /* Fast Context Switch Extension. This doesn't exist at all in v8. * In v7 and earlier it affects all stage 1 translations. */ if (address < 0x02000000 && mmu_idx != ARMMMUIdx_S2NS && !arm_feature(env, ARM_FEATURE_V8)) { if (regime_el(env, mmu_idx) == 3) { address += env->cp15.fcseidr_s; } else { address += env->cp15.fcseidr_ns; } } /* pmsav7 has special handling for when MPU is disabled so call it before * the common MMU/MPU disabled check below. */ if (arm_feature(env, ARM_FEATURE_PMSA) && arm_feature(env, ARM_FEATURE_V7)) { bool ret; *page_size = TARGET_PAGE_SIZE; ret = get_phys_addr_pmsav7(env, address, access_type, mmu_idx, phys_ptr, prot, fsr); qemu_log_mask(CPU_LOG_MMU, "PMSAv7 MPU lookup for %s at 0x%08" PRIx32 " mmu_idx %u -> %s (prot %c%c%c)\n", access_type == 1 ? "reading" : (access_type == 2 ? "writing" : "execute"), (uint32_t)address, mmu_idx, ret ? "Miss" : "Hit", *prot & PAGE_READ ? 'r' : '-', *prot & PAGE_WRITE ? 'w' : '-', *prot & PAGE_EXEC ? 'x' : '-'); return ret; } if (regime_translation_disabled(env, mmu_idx)) { /* MMU/MPU disabled. */ *phys_ptr = address; *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC; *page_size = TARGET_PAGE_SIZE; return 0; } if (arm_feature(env, ARM_FEATURE_PMSA)) { /* Pre-v7 MPU */ *page_size = TARGET_PAGE_SIZE; return get_phys_addr_pmsav5(env, address, access_type, mmu_idx, phys_ptr, prot, fsr); } if (regime_using_lpae_format(env, mmu_idx)) { return get_phys_addr_lpae(env, address, access_type, mmu_idx, phys_ptr, attrs, prot, page_size, fsr, fi); } else if (regime_sctlr(env, mmu_idx) & SCTLR_XP) { return get_phys_addr_v6(env, address, access_type, mmu_idx, phys_ptr, attrs, prot, page_size, fsr, fi); } else { return get_phys_addr_v5(env, address, access_type, mmu_idx, phys_ptr, prot, page_size, fsr, fi); } } | 12,069 |
1 | bool qpci_msix_masked(QPCIDevice *dev, uint16_t entry) { uint8_t addr; uint16_t val; void *vector_addr = dev->msix_table + (entry * PCI_MSIX_ENTRY_SIZE); g_assert(dev->msix_enabled); addr = qpci_find_capability(dev, PCI_CAP_ID_MSIX); g_assert_cmphex(addr, !=, 0); val = qpci_config_readw(dev, addr + PCI_MSIX_FLAGS); if (val & PCI_MSIX_FLAGS_MASKALL) { return true; } else { return (qpci_io_readl(dev, vector_addr + PCI_MSIX_ENTRY_VECTOR_CTRL) & PCI_MSIX_ENTRY_CTRL_MASKBIT) != 0; } } | 12,070 |
1 | static MegasasCmd *megasas_enqueue_frame(MegasasState *s, hwaddr frame, uint64_t context, int count) { PCIDevice *pcid = PCI_DEVICE(s); MegasasCmd *cmd = NULL; int frame_size = MFI_FRAME_SIZE * 16; hwaddr frame_size_p = frame_size; cmd = megasas_next_frame(s, frame); /* All frames busy */ if (!cmd) { return NULL; } if (!cmd->pa) { cmd->pa = frame; /* Map all possible frames */ cmd->frame = pci_dma_map(pcid, frame, &frame_size_p, 0); if (frame_size_p != frame_size) { trace_megasas_qf_map_failed(cmd->index, (unsigned long)frame); if (cmd->frame) { pci_dma_unmap(pcid, cmd->frame, frame_size_p, 0, 0); cmd->frame = NULL; cmd->pa = 0; } s->event_count++; return NULL; } cmd->pa_size = frame_size_p; cmd->context = context; if (!megasas_use_queue64(s)) { cmd->context &= (uint64_t)0xFFFFFFFF; } } cmd->count = count; s->busy++; if (s->consumer_pa) { s->reply_queue_tail = ldl_le_phys(&address_space_memory, s->consumer_pa); } trace_megasas_qf_enqueue(cmd->index, cmd->count, cmd->context, s->reply_queue_head, s->reply_queue_tail, s->busy); return cmd; } | 12,071 |
1 | static int img_commit(int argc, char **argv) { int c, ret, flags; const char *filename, *fmt, *cache, *base; BlockBackend *blk; BlockDriverState *bs, *base_bs; BlockJob *job; bool progress = false, quiet = false, drop = false; bool writethrough; Error *local_err = NULL; CommonBlockJobCBInfo cbi; bool image_opts = false; AioContext *aio_context; fmt = NULL; cache = BDRV_DEFAULT_CACHE; base = NULL; for(;;) { static const struct option long_options[] = { {"help", no_argument, 0, 'h'}, {"object", required_argument, 0, OPTION_OBJECT}, {"image-opts", no_argument, 0, OPTION_IMAGE_OPTS}, {0, 0, 0, 0} }; c = getopt_long(argc, argv, "f:ht:b:dpq", long_options, NULL); if (c == -1) { break; } switch(c) { case '?': case 'h': help(); break; case 'f': fmt = optarg; break; case 't': cache = optarg; break; case 'b': base = optarg; /* -b implies -d */ drop = true; break; case 'd': drop = true; break; case 'p': progress = true; break; case 'q': quiet = true; break; case OPTION_OBJECT: { QemuOpts *opts; opts = qemu_opts_parse_noisily(&qemu_object_opts, optarg, true); if (!opts) { return 1; } } break; case OPTION_IMAGE_OPTS: image_opts = true; break; } } /* Progress is not shown in Quiet mode */ if (quiet) { progress = false; } if (optind != argc - 1) { error_exit("Expecting one image file name"); } filename = argv[optind++]; if (qemu_opts_foreach(&qemu_object_opts, user_creatable_add_opts_foreach, NULL, NULL)) { return 1; } flags = BDRV_O_RDWR | BDRV_O_UNMAP; ret = bdrv_parse_cache_mode(cache, &flags, &writethrough); if (ret < 0) { error_report("Invalid cache option: %s", cache); return 1; } blk = img_open(image_opts, filename, fmt, flags, writethrough, quiet); if (!blk) { return 1; } bs = blk_bs(blk); qemu_progress_init(progress, 1.f); qemu_progress_print(0.f, 100); if (base) { base_bs = bdrv_find_backing_image(bs, base); if (!base_bs) { error_setg(&local_err, "Did not find '%s' in the backing chain of '%s'", base, filename); goto done; } } else { /* This is different from QMP, which by default uses the deepest file in * the backing chain (i.e., the very base); however, the traditional * behavior of qemu-img commit is using the immediate backing file. */ base_bs = backing_bs(bs); if (!base_bs) { error_setg(&local_err, "Image does not have a backing file"); goto done; } } cbi = (CommonBlockJobCBInfo){ .errp = &local_err, .bs = bs, }; aio_context = bdrv_get_aio_context(bs); aio_context_acquire(aio_context); commit_active_start("commit", bs, base_bs, BLOCK_JOB_DEFAULT, 0, BLOCKDEV_ON_ERROR_REPORT, NULL, common_block_job_cb, &cbi, &local_err, false); aio_context_release(aio_context); if (local_err) { goto done; } /* When the block job completes, the BlockBackend reference will point to * the old backing file. In order to avoid that the top image is already * deleted, so we can still empty it afterwards, increment the reference * counter here preemptively. */ if (!drop) { bdrv_ref(bs); } job = block_job_get("commit"); run_block_job(job, &local_err); if (local_err) { goto unref_backing; } if (!drop && bs->drv->bdrv_make_empty) { ret = bs->drv->bdrv_make_empty(bs); if (ret) { error_setg_errno(&local_err, -ret, "Could not empty %s", filename); goto unref_backing; } } unref_backing: if (!drop) { bdrv_unref(bs); } done: qemu_progress_end(); blk_unref(blk); if (local_err) { error_report_err(local_err); return 1; } qprintf(quiet, "Image committed.\n"); return 0; } | 12,072 |
1 | static int encode_superframe(AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr) { WMACodecContext *s = avctx->priv_data; int i, total_gain, ret, error; s->block_len_bits= s->frame_len_bits; //required by non variable block len s->block_len = 1 << s->block_len_bits; apply_window_and_mdct(avctx, frame); if (s->ms_stereo) { float a, b; int i; for(i = 0; i < s->block_len; i++) { a = s->coefs[0][i]*0.5; b = s->coefs[1][i]*0.5; s->coefs[0][i] = a + b; s->coefs[1][i] = a - b; if ((ret = ff_alloc_packet2(avctx, avpkt, 2 * MAX_CODED_SUPERFRAME_SIZE)) < 0) return ret; total_gain= 128; for(i=64; i; i>>=1){ error = encode_frame(s, s->coefs, avpkt->data, avpkt->size, total_gain - i); if(error<=0) total_gain-= i; while(total_gain <= 128 && error > 0) error = encode_frame(s, s->coefs, avpkt->data, avpkt->size, total_gain++); av_assert0((put_bits_count(&s->pb) & 7) == 0); i= avctx->block_align - (put_bits_count(&s->pb)+7)/8; av_assert0(i>=0); while(i--) put_bits(&s->pb, 8, 'N'); flush_put_bits(&s->pb); av_assert0(put_bits_ptr(&s->pb) - s->pb.buf == avctx->block_align); if (frame->pts != AV_NOPTS_VALUE) avpkt->pts = frame->pts - ff_samples_to_time_base(avctx, avctx->delay); avpkt->size = avctx->block_align; *got_packet_ptr = 1; return 0; | 12,073 |
1 | static int ftp_passive_mode(FTPContext *s) { char *res = NULL, *start, *end; int i; const char *command = "PASV\r\n"; const int pasv_codes[] = {227, 501, 0}; /* 501 is incorrect code */ if (ftp_send_command(s, command, pasv_codes, &res) != 227 || !res) goto fail; start = NULL; for (i = 0; i < strlen(res); ++i) { if (res[i] == '(') { start = res + i + 1; } else if (res[i] == ')') { end = res + i; break; } } if (!start || !end) goto fail; *end = '\0'; /* skip ip */ if (!av_strtok(start, ",", &end)) goto fail; if (!av_strtok(end, ",", &end)) goto fail; if (!av_strtok(end, ",", &end)) goto fail; if (!av_strtok(end, ",", &end)) goto fail; /* parse port number */ start = av_strtok(end, ",", &end); if (!start) goto fail; s->server_data_port = atoi(start) * 256; start = av_strtok(end, ",", &end); if (!start) goto fail; s->server_data_port += atoi(start); av_dlog(s, "Server data port: %d\n", s->server_data_port); av_free(res); return 0; fail: av_free(res); s->server_data_port = -1; return AVERROR(EIO); } | 12,074 |
1 | static int wavpack_decode_block(AVCodecContext *avctx, int block_no, void *data, int *data_size, const uint8_t *buf, int buf_size) { WavpackContext *wc = avctx->priv_data; WavpackFrameContext *s; void *samples = data; int samplecount; int got_terms = 0, got_weights = 0, got_samples = 0, got_entropy = 0, got_bs = 0, got_float = 0; int got_hybrid = 0; const uint8_t* orig_buf = buf; const uint8_t* buf_end = buf + buf_size; int i, j, id, size, ssize, weights, t; int bpp, chan, chmask; if (buf_size == 0){ *data_size = 0; return 0; } if(block_no >= wc->fdec_num && wv_alloc_frame_context(wc) < 0){ av_log(avctx, AV_LOG_ERROR, "Error creating frame decode context\n"); return -1; } s = wc->fdec[block_no]; if(!s){ av_log(avctx, AV_LOG_ERROR, "Context for block %d is not present\n", block_no); return -1; } if(!s->samples_left){ memset(s->decorr, 0, MAX_TERMS * sizeof(Decorr)); memset(s->ch, 0, sizeof(s->ch)); s->extra_bits = 0; s->and = s->or = s->shift = 0; s->got_extra_bits = 0; } if(!wc->mkv_mode){ s->samples = AV_RL32(buf); buf += 4; if(!s->samples){ *data_size = 0; return 0; } }else{ s->samples = wc->samples; } s->frame_flags = AV_RL32(buf); buf += 4; if(s->frame_flags&0x80){ bpp = sizeof(float); avctx->sample_fmt = AV_SAMPLE_FMT_FLT; } else if((s->frame_flags&0x03) <= 1){ bpp = 2; avctx->sample_fmt = AV_SAMPLE_FMT_S16; } else { bpp = 4; avctx->sample_fmt = AV_SAMPLE_FMT_S32; } samples = (uint8_t*)samples + bpp * wc->ch_offset; s->stereo = !(s->frame_flags & WV_MONO); s->stereo_in = (s->frame_flags & WV_FALSE_STEREO) ? 0 : s->stereo; s->joint = s->frame_flags & WV_JOINT_STEREO; s->hybrid = s->frame_flags & WV_HYBRID_MODE; s->hybrid_bitrate = s->frame_flags & WV_HYBRID_BITRATE; s->post_shift = 8 * (bpp-1-(s->frame_flags&0x03)) + ((s->frame_flags >> 13) & 0x1f); s->CRC = AV_RL32(buf); buf += 4; if(wc->mkv_mode) buf += 4; //skip block size; wc->ch_offset += 1 + s->stereo; s->max_samples = *data_size / (bpp * avctx->channels); s->max_samples = FFMIN(s->max_samples, s->samples); if(s->samples_left > 0){ s->max_samples = FFMIN(s->max_samples, s->samples_left); buf = buf_end; } // parse metadata blocks while(buf < buf_end){ id = *buf++; size = *buf++; if(id & WP_IDF_LONG) { size |= (*buf++) << 8; size |= (*buf++) << 16; } size <<= 1; // size is specified in words ssize = size; if(id & WP_IDF_ODD) size--; if(size < 0){ av_log(avctx, AV_LOG_ERROR, "Got incorrect block %02X with size %i\n", id, size); break; } if(buf + ssize > buf_end){ av_log(avctx, AV_LOG_ERROR, "Block size %i is out of bounds\n", size); break; } if(id & WP_IDF_IGNORE){ buf += ssize; continue; } switch(id & WP_IDF_MASK){ case WP_ID_DECTERMS: s->terms = size; if(s->terms > MAX_TERMS){ av_log(avctx, AV_LOG_ERROR, "Too many decorrelation terms\n"); buf += ssize; continue; } for(i = 0; i < s->terms; i++) { s->decorr[s->terms - i - 1].value = (*buf & 0x1F) - 5; s->decorr[s->terms - i - 1].delta = *buf >> 5; buf++; } got_terms = 1; break; case WP_ID_DECWEIGHTS: if(!got_terms){ av_log(avctx, AV_LOG_ERROR, "No decorrelation terms met\n"); continue; } weights = size >> s->stereo_in; if(weights > MAX_TERMS || weights > s->terms){ av_log(avctx, AV_LOG_ERROR, "Too many decorrelation weights\n"); buf += ssize; continue; } for(i = 0; i < weights; i++) { t = (int8_t)(*buf++); s->decorr[s->terms - i - 1].weightA = t << 3; if(s->decorr[s->terms - i - 1].weightA > 0) s->decorr[s->terms - i - 1].weightA += (s->decorr[s->terms - i - 1].weightA + 64) >> 7; if(s->stereo_in){ t = (int8_t)(*buf++); s->decorr[s->terms - i - 1].weightB = t << 3; if(s->decorr[s->terms - i - 1].weightB > 0) s->decorr[s->terms - i - 1].weightB += (s->decorr[s->terms - i - 1].weightB + 64) >> 7; } } got_weights = 1; break; case WP_ID_DECSAMPLES: if(!got_terms){ av_log(avctx, AV_LOG_ERROR, "No decorrelation terms met\n"); continue; } t = 0; for(i = s->terms - 1; (i >= 0) && (t < size); i--) { if(s->decorr[i].value > 8){ s->decorr[i].samplesA[0] = wp_exp2(AV_RL16(buf)); buf += 2; s->decorr[i].samplesA[1] = wp_exp2(AV_RL16(buf)); buf += 2; if(s->stereo_in){ s->decorr[i].samplesB[0] = wp_exp2(AV_RL16(buf)); buf += 2; s->decorr[i].samplesB[1] = wp_exp2(AV_RL16(buf)); buf += 2; t += 4; } t += 4; }else if(s->decorr[i].value < 0){ s->decorr[i].samplesA[0] = wp_exp2(AV_RL16(buf)); buf += 2; s->decorr[i].samplesB[0] = wp_exp2(AV_RL16(buf)); buf += 2; t += 4; }else{ for(j = 0; j < s->decorr[i].value; j++){ s->decorr[i].samplesA[j] = wp_exp2(AV_RL16(buf)); buf += 2; if(s->stereo_in){ s->decorr[i].samplesB[j] = wp_exp2(AV_RL16(buf)); buf += 2; } } t += s->decorr[i].value * 2 * (s->stereo_in + 1); } } got_samples = 1; break; case WP_ID_ENTROPY: if(size != 6 * (s->stereo_in + 1)){ av_log(avctx, AV_LOG_ERROR, "Entropy vars size should be %i, got %i", 6 * (s->stereo_in + 1), size); buf += ssize; continue; } for(j = 0; j <= s->stereo_in; j++){ for(i = 0; i < 3; i++){ s->ch[j].median[i] = wp_exp2(AV_RL16(buf)); buf += 2; } } got_entropy = 1; break; case WP_ID_HYBRID: if(s->hybrid_bitrate){ for(i = 0; i <= s->stereo_in; i++){ s->ch[i].slow_level = wp_exp2(AV_RL16(buf)); buf += 2; size -= 2; } } for(i = 0; i < (s->stereo_in + 1); i++){ s->ch[i].bitrate_acc = AV_RL16(buf) << 16; buf += 2; size -= 2; } if(size > 0){ for(i = 0; i < (s->stereo_in + 1); i++){ s->ch[i].bitrate_delta = wp_exp2((int16_t)AV_RL16(buf)); buf += 2; } }else{ for(i = 0; i < (s->stereo_in + 1); i++) s->ch[i].bitrate_delta = 0; } got_hybrid = 1; break; case WP_ID_INT32INFO: if(size != 4){ av_log(avctx, AV_LOG_ERROR, "Invalid INT32INFO, size = %i, sent_bits = %i\n", size, *buf); buf += ssize; continue; } if(buf[0]) s->extra_bits = buf[0]; else if(buf[1]) s->shift = buf[1]; else if(buf[2]){ s->and = s->or = 1; s->shift = buf[2]; }else if(buf[3]){ s->and = 1; s->shift = buf[3]; } buf += 4; break; case WP_ID_FLOATINFO: if(size != 4){ av_log(avctx, AV_LOG_ERROR, "Invalid FLOATINFO, size = %i\n", size); buf += ssize; continue; } s->float_flag = buf[0]; s->float_shift = buf[1]; s->float_max_exp = buf[2]; buf += 4; got_float = 1; break; case WP_ID_DATA: s->sc.offset = buf - orig_buf; s->sc.size = size * 8; init_get_bits(&s->gb, buf, size * 8); s->data_size = size * 8; buf += size; got_bs = 1; break; case WP_ID_EXTRABITS: if(size <= 4){ av_log(avctx, AV_LOG_ERROR, "Invalid EXTRABITS, size = %i\n", size); buf += size; continue; } s->extra_sc.offset = buf - orig_buf; s->extra_sc.size = size * 8; init_get_bits(&s->gb_extra_bits, buf, size * 8); s->crc_extra_bits = get_bits_long(&s->gb_extra_bits, 32); buf += size; s->got_extra_bits = 1; break; case WP_ID_CHANINFO: if(size <= 1){ av_log(avctx, AV_LOG_ERROR, "Insufficient channel information\n"); return -1; } chan = *buf++; switch(size - 2){ case 0: chmask = *buf; break; case 1: chmask = AV_RL16(buf); break; case 2: chmask = AV_RL24(buf); break; case 3: chmask = AV_RL32(buf); break; case 5: chan |= (buf[1] & 0xF) << 8; chmask = AV_RL24(buf + 2); break; default: av_log(avctx, AV_LOG_ERROR, "Invalid channel info size %d\n", size); chan = avctx->channels; chmask = avctx->channel_layout; } if(chan != avctx->channels){ av_log(avctx, AV_LOG_ERROR, "Block reports total %d channels, decoder believes it's %d channels\n", chan, avctx->channels); return -1; } if(!avctx->channel_layout) avctx->channel_layout = chmask; buf += size - 1; break; default: buf += size; } if(id & WP_IDF_ODD) buf++; } if(!s->samples_left){ if(!got_terms){ av_log(avctx, AV_LOG_ERROR, "No block with decorrelation terms\n"); return -1; } if(!got_weights){ av_log(avctx, AV_LOG_ERROR, "No block with decorrelation weights\n"); return -1; } if(!got_samples){ av_log(avctx, AV_LOG_ERROR, "No block with decorrelation samples\n"); return -1; } if(!got_entropy){ av_log(avctx, AV_LOG_ERROR, "No block with entropy info\n"); return -1; } if(s->hybrid && !got_hybrid){ av_log(avctx, AV_LOG_ERROR, "Hybrid config not found\n"); return -1; } if(!got_bs){ av_log(avctx, AV_LOG_ERROR, "Packed samples not found\n"); return -1; } if(!got_float && avctx->sample_fmt == AV_SAMPLE_FMT_FLT){ av_log(avctx, AV_LOG_ERROR, "Float information not found\n"); return -1; } if(s->got_extra_bits && avctx->sample_fmt != AV_SAMPLE_FMT_FLT){ const int size = get_bits_left(&s->gb_extra_bits); const int wanted = s->samples * s->extra_bits << s->stereo_in; if(size < wanted){ av_log(avctx, AV_LOG_ERROR, "Too small EXTRABITS\n"); s->got_extra_bits = 0; } } s->samples_left = s->samples; }else{ init_get_bits(&s->gb, orig_buf + s->sc.offset, s->sc.size); skip_bits_long(&s->gb, s->sc.bits_used); if(s->got_extra_bits){ init_get_bits(&s->gb_extra_bits, orig_buf + s->extra_sc.offset, s->extra_sc.size); skip_bits_long(&s->gb_extra_bits, s->extra_sc.bits_used); } } if(s->stereo_in){ if(avctx->sample_fmt == AV_SAMPLE_FMT_S16) samplecount = wv_unpack_stereo(s, &s->gb, samples, AV_SAMPLE_FMT_S16); else if(avctx->sample_fmt == AV_SAMPLE_FMT_S32) samplecount = wv_unpack_stereo(s, &s->gb, samples, AV_SAMPLE_FMT_S32); else samplecount = wv_unpack_stereo(s, &s->gb, samples, AV_SAMPLE_FMT_FLT); samplecount >>= 1; }else{ const int channel_stride = avctx->channels; if(avctx->sample_fmt == AV_SAMPLE_FMT_S16) samplecount = wv_unpack_mono(s, &s->gb, samples, AV_SAMPLE_FMT_S16); else if(avctx->sample_fmt == AV_SAMPLE_FMT_S32) samplecount = wv_unpack_mono(s, &s->gb, samples, AV_SAMPLE_FMT_S32); else samplecount = wv_unpack_mono(s, &s->gb, samples, AV_SAMPLE_FMT_FLT); if(s->stereo && avctx->sample_fmt == AV_SAMPLE_FMT_S16){ int16_t *dst = (int16_t*)samples + 1; int16_t *src = (int16_t*)samples; int cnt = samplecount; while(cnt--){ *dst = *src; src += channel_stride; dst += channel_stride; } }else if(s->stereo && avctx->sample_fmt == AV_SAMPLE_FMT_S32){ int32_t *dst = (int32_t*)samples + 1; int32_t *src = (int32_t*)samples; int cnt = samplecount; while(cnt--){ *dst = *src; src += channel_stride; dst += channel_stride; } }else if(s->stereo){ float *dst = (float*)samples + 1; float *src = (float*)samples; int cnt = samplecount; while(cnt--){ *dst = *src; src += channel_stride; dst += channel_stride; } } } wc->samples_left = s->samples_left; return samplecount * bpp; } | 12,076 |
1 | void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size) { VLANState *vlan = vc->vlan; VLANPacket *packet; if (vc->link_down) return; #ifdef DEBUG_NET printf("vlan %d send:\n", vlan->id); hex_dump(stdout, buf, size); #endif if (vlan->delivering) { packet = qemu_malloc(sizeof(VLANPacket) + size); packet->next = vlan->send_queue; packet->sender = vc; packet->size = size; memcpy(packet->data, buf, size); vlan->send_queue = packet; } else { vlan->delivering = 1; qemu_deliver_packet(vc, buf, size); while ((packet = vlan->send_queue) != NULL) { qemu_deliver_packet(packet->sender, packet->data, packet->size); vlan->send_queue = packet->next; qemu_free(packet); } vlan->delivering = 0; } } | 12,077 |
1 | static void test_bmdma_one_sector_short_prdt(void) { QPCIDevice *dev; void *bmdma_base, *ide_base; uint8_t status; /* Read 2 sectors but only give 1 sector in PRDT */ PrdtEntry prdt[] = { { .addr = 0, .size = cpu_to_le32(0x200 | PRDT_EOT), }, }; dev = get_pci_device(&bmdma_base, &ide_base); /* Normal request */ status = send_dma_request(CMD_READ_DMA, 0, 2, prdt, ARRAY_SIZE(prdt), NULL); g_assert_cmphex(status, ==, 0); assert_bit_clear(qpci_io_readb(dev, ide_base + reg_status), DF | ERR); /* Abort the request before it completes */ status = send_dma_request(CMD_READ_DMA | CMDF_ABORT, 0, 2, prdt, ARRAY_SIZE(prdt), NULL); g_assert_cmphex(status, ==, 0); assert_bit_clear(qpci_io_readb(dev, ide_base + reg_status), DF | ERR); } | 12,078 |
1 | static uint32_t regtype_to_ss(uint8_t type) { if (type & PCI_BASE_ADDRESS_MEM_TYPE_64) { return 3; } if (type == PCI_BASE_ADDRESS_SPACE_IO) { return 1; } return 2; } | 12,080 |
1 | static int swf_read_header(AVFormatContext *s, AVFormatParameters *ap) { ByteIOContext *pb = &s->pb; int nbits, len, frame_rate, tag, v; AVStream *st; if ((get_be32(pb) & 0xffffff00) != MKBETAG('F', 'W', 'S', 0)) return -EIO; get_le32(pb); /* skip rectangle size */ nbits = get_byte(pb) >> 3; len = (4 * nbits - 3 + 7) / 8; url_fskip(pb, len); frame_rate = get_le16(pb); get_le16(pb); /* frame count */ for(;;) { tag = get_swf_tag(pb, &len); if (tag < 0) { fprintf(stderr, "No streaming found in SWF\n"); return -EIO; } if (tag == TAG_STREAMHEAD) { /* streaming found */ get_byte(pb); v = get_byte(pb); get_le16(pb); if (len!=4) url_fskip(pb,len-4); /* if mp3 streaming found, OK */ if ((v & 0x20) != 0) { st = av_new_stream(s, 0); if (!st) return -ENOMEM; if (v & 0x01) st->codec.channels = 2; else st->codec.channels = 1; switch((v>> 2) & 0x03) { case 1: st->codec.sample_rate = 11025; break; case 2: st->codec.sample_rate = 22050; break; case 3: st->codec.sample_rate = 44100; break; default: av_free(st); return -EIO; } st->codec.codec_type = CODEC_TYPE_AUDIO; st->codec.codec_id = CODEC_ID_MP2; break; } } else { url_fskip(pb, len); } } return 0; } | 12,081 |
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