+void
+init_local_fwd(void)
+{
+ int i;
+ /* Initiate local TCP/IP port forwardings. */
+ for (i = 0; i < options.num_local_forwards; i++) {
+ debug("Connections to local port %d forwarded to remote address %.200s:%d",
+ options.local_forwards[i].port,
+ options.local_forwards[i].host,
+ options.local_forwards[i].host_port);
+ channel_request_local_forwarding(options.local_forwards[i].port,
+ options.local_forwards[i].host,
+ options.local_forwards[i].host_port,
+ options.gateway_ports);
+ }
+}
+
+extern void client_set_session_ident(int id);
+
+void
+client_init(int id, void *arg)
+{
+ int len;
+ debug("client_init id %d arg %d", id, (int)arg);
+
+ if (no_shell_flag)
+ goto done;
+
+ if (tty_flag) {
+ struct winsize ws;
+ char *cp;
+ cp = getenv("TERM");
+ if (!cp)
+ cp = "";
+ /* Store window size in the packet. */
+ if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) < 0)
+ memset(&ws, 0, sizeof(ws));
+
+ channel_request_start(id, "pty-req", 0);
+ packet_put_cstring(cp);
+ packet_put_int(ws.ws_col);
+ packet_put_int(ws.ws_row);
+ packet_put_int(ws.ws_xpixel);
+ packet_put_int(ws.ws_ypixel);
+ packet_put_cstring(""); /* XXX: encode terminal modes */
+ packet_send();
+ /* XXX wait for reply */
+ }
+ if (options.forward_x11 &&
+ getenv("DISPLAY") != NULL) {
+ char proto[512], data[512];
+ /* Get reasonable local authentication information. */
+ x11_get_proto(proto, sizeof proto, data, sizeof data);
+ /* Request forwarding with authentication spoofing. */
+ debug("Requesting X11 forwarding with authentication spoofing.");
+ x11_request_forwarding_with_spoofing(id, proto, data);
+ /* XXX wait for reply */
+ }
+
+ len = buffer_len(&command);
+ if (len > 0) {
+ if (len > 900)
+ len = 900;
+ debug("Sending command: %.*s", len, buffer_ptr(&command));
+ channel_request_start(id, "exec", 0);
+ packet_put_string(buffer_ptr(&command), len);
+ packet_send();
+ } else {
+ channel_request(id, "shell", 0);
+ }
+ /* channel_callback(id, SSH2_MSG_OPEN_CONFIGMATION, client_init, 0); */
+done:
+ /* register different callback, etc. XXX */
+ client_set_session_ident(id);
+}
+
+int
+ssh_session2(void)
+{
+ int window, packetmax, id;
+ int in = dup(STDIN_FILENO);
+ int out = dup(STDOUT_FILENO);
+ int err = dup(STDERR_FILENO);
+
+ if (in < 0 || out < 0 || err < 0)
+ fatal("dump in/out/err failed");
+
+ /* should be pre-session */
+ init_local_fwd();
+
+ window = 32*1024;
+ if (tty_flag) {
+ packetmax = window/8;
+ } else {
+ window *= 2;
+ packetmax = window/2;
+ }
+
+ id = channel_new(
+ "session", SSH_CHANNEL_OPENING, in, out, err,
+ window, packetmax, CHAN_EXTENDED_WRITE, xstrdup("client-session"));
+
+
+ channel_open(id);
+ channel_register_callback(id, SSH2_MSG_CHANNEL_OPEN_CONFIRMATION, client_init, (void *)0);