1---
2c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
3SPDX-License-Identifier: curl
4Title: CURLINFO_RTSP_SERVER_CSEQ
5Section: 3
6Source: libcurl
7See-also:
8  - CURLINFO_RTSP_CSEQ_RECV (3)
9  - curl_easy_getinfo (3)
10  - curl_easy_setopt (3)
11Protocol:
12  - RTSP
13Added-in: 7.20.0
14---
15
16# NAME
17
18CURLINFO_RTSP_SERVER_CSEQ - get the next RTSP server CSeq
19
20# SYNOPSIS
21
22~~~c
23#include <curl/curl.h>
24
25CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_RTSP_SERVER_CSEQ,
26                           long *cseq);
27~~~
28
29# DESCRIPTION
30
31Pass a pointer to a long to receive the next CSeq that is expected to be used
32by the application.
33
34Listening for server initiated requests is not implemented.
35
36Applications wishing to resume an RTSP session on another connection should
37retrieve this info before closing the active connection.
38
39# %PROTOCOLS%
40
41# EXAMPLE
42
43~~~c
44int main(void)
45{
46  CURL *curl = curl_easy_init();
47  if(curl) {
48    CURLcode res;
49    curl_easy_setopt(curl, CURLOPT_URL, "rtsp://rtsp.example.com");
50    res = curl_easy_perform(curl);
51    if(res == CURLE_OK) {
52      long cseq;
53      curl_easy_getinfo(curl, CURLINFO_RTSP_SERVER_CSEQ, &cseq);
54    }
55    curl_easy_cleanup(curl);
56  }
57}
58~~~
59
60# %AVAILABILITY%
61
62# RETURN VALUE
63
64Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
65