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libssh2/docs/libssh2_keepalive_send.md
2026-06-01 14:38:31 +02:00

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---
c: Copyright (C) The libssh2 project and its contributors.
SPDX-License-Identifier: BSD-3-Clause
Title: libssh2_keepalive_send
Section: 3
Source: libssh2
See-also:
- libssh2_keepalive_config(3)
---
# NAME
libssh2_keepalive_send - short function description
# SYNOPSIS
~~~c
#include <libssh2.h>
int libssh2_keepalive_send(LIBSSH2_SESSION *session,
int *seconds_to_next);
~~~
# DESCRIPTION
Send a keepalive message if needed. **seconds_to_next** indicates how many
seconds you can sleep after this call before you need to call it again.
# RETURN VALUE
Returns 0 on success, or LIBSSH2_ERROR_SOCKET_SEND on I/O errors.
# AVAILABILITY
Added in libssh2 1.2.5