struct sockaddr_in orig_addr;

	socklen_t orig_len;

	struct sockaddr_in sock_addr;

	socklen_t sock_len;

#ifdef __linux__

	orig_len = sizeof(orig_addr);

	sock_len = sizeof(sock_addr);

	if(!getsockopt(c->sock, SOL_IP, /*SO_ORIGINAL_DST*/ 80, (struct sockaddr *) &orig_addr, &orig_len)

			&& orig_addr.sin_addr.s_addr

			&& !getsockname(c->sock, (struct sockaddr*)&sock_addr, &sock_len)

			&& (orig_addr.sin_family != sock_addr.sin_family || orig_addr.sin_addr.s_addr != sock_addr.sin_addr.s_addr || orig_addr.sin_port != sock_addr.sin_port)  

			)

	{

		c->host_port = ntohs(orig_addr.sin_port);

		inet_ntop(orig_addr.sin_family, &orig_addr.sin_addr.s_addr, c->path, sizeof(c->path));

		c->delayed = 0;

		c->type = SSH_CHANNEL_OPENING;

		port_open_helper(c, "direct-tcpip");

		return;

	}

#endif