+/* Callback for remote forward global requests */
+static void
+ssh_confirm_remote_forward(int type, u_int32_t seq, void *ctxt)
+{
+ Forward *rfwd = (Forward *)ctxt;
+
+ /* XXX verbose() on failure? */
+ debug("remote forward %s for: listen %d, connect %s:%d",
+ type == SSH2_MSG_REQUEST_SUCCESS ? "success" : "failure",
+ rfwd->listen_port, rfwd->connect_host, rfwd->connect_port);
+ if (type == SSH2_MSG_REQUEST_SUCCESS && rfwd->listen_port == 0) {
+ logit("Allocated port %u for remote forward to %s:%d",
+ packet_get_int(),
+ rfwd->connect_host, rfwd->connect_port);
+ }
+
+ if (type == SSH2_MSG_REQUEST_FAILURE) {
+ if (options.exit_on_forward_failure)
+ fatal("Error: remote port forwarding failed for "
+ "listen port %d", rfwd->listen_port);
+ else
+ logit("Warning: remote port forwarding failed for "
+ "listen port %d", rfwd->listen_port);
+ }
+ if (++remote_forward_confirms_received == options.num_remote_forwards) {
+ debug("All remote forwarding requests processed");
+ if (fork_after_authentication_flag) {
+ fork_after_authentication_flag = 0;
+ if (daemon(1, 1) < 0)
+ fatal("daemon() failed: %.200s",
+ strerror(errno));
+ }
+ }
+}
+
+static void
+client_cleanup_stdio_fwd(int id, void *arg)
+{
+ debug("stdio forwarding: done");
+ cleanup_exit(0);
+}
+
+static int
+client_setup_stdio_fwd(const char *host_to_connect, u_short port_to_connect)
+{
+ Channel *c;
+ int in, out;
+
+ debug3("client_setup_stdio_fwd %s:%d", host_to_connect,
+ port_to_connect);
+
+ in = dup(STDIN_FILENO);
+ out = dup(STDOUT_FILENO);
+ if (in < 0 || out < 0)
+ fatal("channel_connect_stdio_fwd: dup() in/out failed");
+
+ if ((c = channel_connect_stdio_fwd(host_to_connect, port_to_connect,
+ in, out)) == NULL)
+ return 0;
+ channel_register_cleanup(c->self, client_cleanup_stdio_fwd, 0);
+ return 1;
+}
+