added rtp port range support
[libav.git] / libav / rtsp.h
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1/*
2 * RTSP definitions
3 * Copyright (c) 2002 Fabrice Bellard.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19#ifndef RTSP_H
20#define RTSP_H
21
22/* RTSP handling */
23enum RTSPStatusCode {
24#define DEF(n, c, s) c = n,
25#include "rtspcodes.h"
26#undef DEF
27};
28
29enum RTSPProtocol {
30 RTSP_PROTOCOL_RTP_UDP = 0,
31 RTSP_PROTOCOL_RTP_TCP = 1,
32 RTSP_PROTOCOL_RTP_UDP_MULTICAST = 2,
33};
34
35#define RTSP_DEFAULT_PORT 554
36#define RTSP_MAX_TRANSPORTS 8
37
38typedef struct RTSPTransportField {
39 int interleaved_min, interleaved_max; /* interleave ids, if TCP transport */
40 int port_min, port_max; /* RTP ports */
41 int client_port_min, client_port_max; /* RTP ports */
42 int server_port_min, server_port_max; /* RTP ports */
43 int ttl; /* ttl value */
44 UINT32 destination; /* destination IP address */
45 enum RTSPProtocol protocol;
46} RTSPTransportField;
47
48typedef struct RTSPHeader {
49 int content_length;
50 enum RTSPStatusCode status_code; /* response code from server */
51 int nb_transports;
52 RTSPTransportField transports[RTSP_MAX_TRANSPORTS];
53 int seq; /* sequence number */
54 char session_id[512];
55} RTSPHeader;
56
57/* the callback can be used to extend the connection setup/teardown step */
58enum RTSPCallbackAction {
59 RTSP_ACTION_SERVER_SETUP,
60 RTSP_ACTION_SERVER_TEARDOWN,
61 RTSP_ACTION_CLIENT_SETUP,
62 RTSP_ACTION_CLIENT_TEARDOWN,
63};
64
65typedef struct RTSPActionServerSetup {
66 UINT32 ipaddr;
67 char transport_option[512];
68} RTSPActionServerSetup;
69
70typedef int FFRTSPCallback(enum RTSPCallbackAction action,
71 const char *session_id,
72 char *buf, int buf_size,
73 void *arg);
74
75void rtsp_set_callback(FFRTSPCallback *rtsp_cb);
76
77int rtsp_init(void);
78void rtsp_parse_line(RTSPHeader *reply, const char *buf);
79
80extern int rtsp_abort_req;
81extern int rtsp_default_protocols;
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82extern int rtsp_rtp_port_min;
83extern int rtsp_rtp_port_max;
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84extern FFRTSPCallback *ff_rtsp_callback;
85
86#endif /* RTSP_H */