libssh2_channel_forward_cancel - Man Page

#include <libssh2.h>

int
libssh2_channel_forward_cancel(LIBSSH2_LISTENER *listener);

listener - Forwarding listener instance as returned by libssh2_channel_forward_listen_ex(3)

Instruct the remote host to stop listening for new connections on a previously requested host/port.

Return 0 on success or negative on failure.  It returns LIBSSH2_ERROR_EAGAIN when it would otherwise block. While LIBSSH2_ERROR_EAGAIN is a negative number, it is not really a failure per se.

LIBSSH2_ERROR_ALLOC -  An internal memory allocation call failed.

LIBSSH2_ERROR_SOCKET_SEND - Unable to send data on socket.

libssh2_channel_forward_listen_ex(3)