libosmo-netif 1.6.0.16-c51c Osmocom network interface library

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rtcp_defs.h
1/*
2 * Some definitions for RTCP, just enough to implement SR and RR
3 * generation and parsing in twrtp.
4 */
5
6#pragma once
7
8#include <stdint.h>
9
10 struct rtcp_sr_rr_hdr {
11 uint8_t v_p_rc;
12 uint8_t pt;
13 uint16_t len;
14 uint32_t ssrc;
15} __attribute__((packed));
16
17 struct rtcp_sr_block {
18 uint32_t ntp_sec;
19 uint32_t ntp_fract;
20 uint32_t rtp_ts;
21 uint32_t pkt_count;
22 uint32_t octet_count;
23} __attribute__((packed));
24
25 struct rtcp_rr_block {
26 uint32_t ssrc;
27 uint32_t lost_word;
28 uint32_t max_seq_ext;
29 uint32_t jitter;
30 uint16_t lsr_sec;
31 uint16_t lsr_fract;
32 uint16_t dlsr_sec;
33 uint16_t dlsr_fract;
34} __attribute__((packed));
35
36#define RTCP_PT_SR 200
37#define RTCP_PT_RR 201
38#define RTCP_PT_SDES 202
39#define RTCP_PT_BYE 203
40#define RTCP_PT_APP 204
41
42#define SDES_ITEM_CNAME 1
43#define SDES_ITEM_NAME 2
44#define SDES_ITEM_EMAIL 3
45#define SDES_ITEM_PHONE 4
46#define SDES_ITEM_LOC 5
47#define SDES_ITEM_TOOL 6
48#define SDES_ITEM_NOTE 7
49#define SDES_ITEM_PRIV 8
rtcp_rr_block
Definition rtcp_defs.h:25
rtcp_sr_block
Definition rtcp_defs.h:17
rtcp_sr_rr_hdr
Definition rtcp_defs.h:10