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rtmp.h
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1 /*
2  * RTMP definitions
3  * Copyright (c) 2009 Konstantin Shishkov
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVFORMAT_RTMP_H
23 #define AVFORMAT_RTMP_H
24 
25 #include "avformat.h"
26 
27 #define RTMP_DEFAULT_PORT 1935
28 #define RTMPS_DEFAULT_PORT 443
29 
30 #define RTMP_HANDSHAKE_PACKET_SIZE 1536
31 
32 /**
33  * emulated Flash client version - 9.0.124.2 on Linux
34  * @{
35  */
36 #define RTMP_CLIENT_PLATFORM "LNX"
37 #define RTMP_CLIENT_VER1 9
38 #define RTMP_CLIENT_VER2 0
39 #define RTMP_CLIENT_VER3 124
40 #define RTMP_CLIENT_VER4 2
41 /** @} */ //version defines
42 
43 /**
44  * Calculate HMAC-SHA2 digest for RTMP handshake packets.
45  *
46  * @param src input buffer
47  * @param len input buffer length (should be 1536)
48  * @param gap offset in buffer where 32 bytes should not be taken into account
49  * when calculating digest (since it will be used to store that digest)
50  * @param key digest key
51  * @param keylen digest key length
52  * @param dst buffer where calculated digest will be stored (32 bytes)
53  */
54 int ff_rtmp_calc_digest(const uint8_t *src, int len, int gap,
55  const uint8_t *key, int keylen, uint8_t *dst);
56 
57 /**
58  * Calculate digest position for RTMP handshake packets.
59  *
60  * @param buf input buffer (should be 1536 bytes)
61  * @param off offset in buffer where to start calculating digest position
62  * @param mod_val value used for computing modulo
63  * @param add_val value added at the end (after computing modulo)
64  */
65 int ff_rtmp_calc_digest_pos(const uint8_t *buf, int off, int mod_val,
66  int add_val);
67 
68 #endif /* AVFORMAT_RTMP_H */
#define src
Definition: vp8dsp.c:254
uint8_t
int ff_rtmp_calc_digest_pos(const uint8_t *buf, int off, int mod_val, int add_val)
Calculate digest position for RTMP handshake packets.
Definition: rtmpproto.c:1008
void * buf
Definition: avisynth_c.h:690
Main libavformat public API header.
int ff_rtmp_calc_digest(const uint8_t *src, int len, int gap, const uint8_t *key, int keylen, uint8_t *dst)
Calculate HMAC-SHA2 digest for RTMP handshake packets.
Definition: rtmpproto.c:985
int len