---
name: "CURLINFO_RTSP_SERVER_CSEQ"
section: "3"
platform: "macos"
package: "curl"
version: "166.0.0.0.1"
release: "macOS 26.5"
platforms: ["linux", "macos"]
url: "https://new.carta.tech/CURLINFO_RTSP_SERVER_CSEQ"
---

# CURLINFO\_RTSP\_SERVER\_CSEQ(3)

get the next RTSP server CSeq

## NAME

CURLINFO\_RTSP\_SERVER\_CSEQ - get the next RTSP server CSeq

## SYNOPSIS

```
#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_RTSP_SERVER_CSEQ,
                           long *cseq);
```

## DESCRIPTION

Pass a pointer to a long to receive the next CSeq that is expected to be used by the application.

Listening for server initiated requests is not implemented!

Applications wishing to resume an RTSP session on another connection should retrieve this info before closing the active connection.

## PROTOCOLS

RTSP

## EXAMPLE

```
int main(void)
{
  CURL *curl = curl_easy_init();
  if(curl) {
    CURLcode res;
    curl_easy_setopt(curl, CURLOPT_URL, "rtsp://rtsp.example.com");
    res = curl_easy_perform(curl);
    if(res == CURLE_OK) {
      long cseq;
      curl_easy_getinfo(curl, CURLINFO_RTSP_SERVER_CSEQ, &cseq);
    }
    curl_easy_cleanup(curl);
  }
}
```

## AVAILABILITY

Added in 7.20.0

## RETURN VALUE

Returns CURLE\_OK if the option is supported, and CURLE\_UNKNOWN\_OPTION if not.

## SEE ALSO

[**CURLINFO\_RTSP\_CSEQ\_RECV**(3)](/CURLINFO_RTSP_CSEQ_RECV/3.md), [**curl\_easy\_getinfo**(3)](/curl_easy_getinfo/3.md), [**curl\_easy\_setopt**(3)](/curl_easy_setopt/3.md)