put it in UDP context */ return non zero if error */
| 691 | /* put it in UDP context */ |
| 692 | /* return non zero if error */ |
| 693 | static int udp_open(URLContext *h, const char *uri, int flags) |
| 694 | { |
| 695 | char hostname[1024]; |
| 696 | int port, udp_fd = -1, tmp, bind_ret = -1; |
| 697 | UDPContext *s = h->priv_data; |
| 698 | int is_output; |
| 699 | const char *p; |
| 700 | struct sockaddr_storage my_addr; |
| 701 | socklen_t len; |
| 702 | int ret; |
| 703 | const char *bind_addr = NULL; |
| 704 | |
| 705 | h->is_streamed = 1; |
| 706 | |
| 707 | is_output = !(flags & AVIO_FLAG_READ); |
| 708 | if (s->buffer_size < 0) |
| 709 | s->buffer_size = is_output ? UDP_TX_BUF_SIZE : UDP_RX_BUF_SIZE; |
| 710 | |
| 711 | p = strchr(uri, '?'); |
| 712 | if (p) { |
| 713 | ret = ff_parse_opts_from_query_string(s, p, 1); |
| 714 | if (ret < 0) |
| 715 | goto fail; |
| 716 | } |
| 717 | if (!HAVE_PTHREAD_CANCEL) { |
| 718 | int64_t optvals[] = {s->overrun_nonfatal, s->bitrate, s->circular_buffer_size}; |
| 719 | const char* optnames[] = { "overrun_nonfatal", "bitrate", "fifo_size"}; |
| 720 | for (unsigned i = 0; i < FF_ARRAY_ELEMS(optvals); i++) { |
| 721 | if (optvals[i]) |
| 722 | av_log(h, AV_LOG_WARNING, |
| 723 | "'%s' option was set but it is not supported " |
| 724 | "on this build (pthread support is required)\n", optnames[i]); |
| 725 | } |
| 726 | } |
| 727 | if (s->sources) { |
| 728 | if ((ret = ff_ip_parse_sources(h, s->sources, &s->filters)) < 0) |
| 729 | goto fail; |
| 730 | } |
| 731 | if (s->block) { |
| 732 | if ((ret = ff_ip_parse_blocks(h, s->block, &s->filters)) < 0) |
| 733 | goto fail; |
| 734 | } |
| 735 | |
| 736 | /* handling needed to support options picking from both AVOption and URL */ |
| 737 | s->circular_buffer_size *= 188; |
| 738 | if (flags & AVIO_FLAG_WRITE) { |
| 739 | h->max_packet_size = s->pkt_size; |
| 740 | } else { |
| 741 | h->max_packet_size = UDP_MAX_PKT_SIZE; |
| 742 | } |
| 743 | h->rw_timeout = s->timeout; |
| 744 | |
| 745 | /* fill the dest addr */ |
| 746 | av_url_split(NULL, 0, NULL, 0, hostname, sizeof(hostname), &port, NULL, 0, uri); |
| 747 | |
| 748 | /* XXX: fix av_url_split */ |
| 749 | if (hostname[0] == '\0' || hostname[0] == '?') { |
| 750 | /* only accepts null hostname if input */ |
no test coverage detected