libssh2_channel_direct_tcpip_ex

Section: libssh2 manual (3)
Updated: 1 Jun 2007
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NAME

libssh2_channel_direct_tcpip_ex - Tunnel a TCP connection through an SSH session

SYNOPSIS

#include <libssh2.h>

LIBSSH2_CHANNEL * libssh2_channel_direct_tcpip_ex(LIBSSH2_SESSION *session, const char *host, int port, const char *shost, int sport);

LIBSSH2_CHANNEL * libssh2_channel_direct_tcpip(LIBSSH2_SESSION *session, const char *host, int port);

DESCRIPTION

session - Session instance as returned by libssh2_session_init_ex(3)

host - Third party host to connect to using the SSH host as a proxy.

port - Port on third party host to connect to.

shost - Host to tell the SSH server the connection originated on.

sport - Port to tell the SSH server the connection originated from.

Tunnel a TCP/IP connection through the SSH transport via the remote host to a third party. Communication from the client to the SSH server remains encrypted, communication from the server to the 3rd party host travels in cleartext.

RETURN VALUE

Pointer to a newly allocated LIBSSH2_CHANNEL instance, or NULL on errors.

ERRORS

LIBSSH2_ERROR_ALLOC - An internal memory allocation call failed.