usr.bin/ssh/mux.c

62 extern Options options;
244 	for (i = 0; i < options.num_send_env; i++)
245 		if (match_pattern(name, options.send_env[i]))
427 	if (options.control_master == SSHCTL_MASTER_ASK ||
428 	    options.control_master == SSHCTL_MASTER_AUTO_ASK) {
499 	if (options.control_master == SSHCTL_MASTER_ASK ||
500 	    options.control_master == SSHCTL_MASTER_AUTO_ASK) {
526 		    (options.fwd_opts.gateway_ports ? "*" : "LOCALHOST") :
534 		    (options.fwd_opts.gateway_ports ? "*" : "LOCALHOST") :
599 	if (fctx->fid >= options.num_remote_forwards ||
600 	    (options.remote_forwards[fctx->fid].connect_path == NULL &&
601 	    options.remote_forwards[fctx->fid].connect_host == NULL)) {
605 	rfwd = &options.remote_forwards[fctx->fid];
755 		for (i = 0; i < options.num_local_forwards; i++) {
757 			    options.local_forwards + i)) {
766 		for (i = 0; i < options.num_remote_forwards; i++) {
767 			if (!compare_forward(&fwd, options.remote_forwards + i))
776 			    options.remote_forwards[i].allocated_port)) != 0)
783 	if (options.control_master == SSHCTL_MASTER_ASK ||
784 	    options.control_master == SSHCTL_MASTER_AUTO_ASK) {
795 		    &options.fwd_opts)) {
802 		add_local_forward(&options, &fwd);
810 		add_remote_forward(&options, &fwd);
814 		fctx->fid = options.num_remote_forwards - 1;
889 		for (i = 0; i < options.num_local_forwards; i++) {
891 			    options.local_forwards + i)) {
892 				found_fwd = options.local_forwards + i;
898 		for (i = 0; i < options.num_remote_forwards; i++) {
900 			    options.remote_forwards + i)) {
901 				found_fwd = options.remote_forwards + i;
913 		 * between options.remote_forwards and permitted_opens.
922 		    &options.fwd_opts) == -1)
1004 	if (options.control_master == SSHCTL_MASTER_ASK ||
1005 	    options.control_master == SSHCTL_MASTER_AUTO_ASK) {
1095 	if (options.control_master == SSHCTL_MASTER_ASK ||
1096 	    options.control_master == SSHCTL_MASTER_AUTO_ASK) {
1109 		free(options.control_path);
1110 		options.control_path = NULL;
1262 	char *orig_control_path = options.control_path;
1267 	if (options.control_path == NULL ||
1268 	    options.control_master == SSHCTL_MASTER_NO)
1286 	options.control_path = NULL;
1287 	xasprintf(&options.control_path, "%s.%s", orig_control_path, rbuf);
1288 	debug3_f("temporary control path %s", options.control_path);
1291 	muxserver_sock = unix_listener(options.control_path, 64, 0);
1297 			    "disabling multiplexing", options.control_path);
1304 			free(options.control_path);
1305 			options.control_path = NULL;
1306 			options.control_master = SSHCTL_MASTER_NO;
1315 	if (link(options.control_path, orig_control_path) != 0) {
1318 			    options.control_path, orig_control_path,
1323 		unlink(options.control_path);
1326 	unlink(options.control_path);
1327 	free(options.control_path);
1328 	options.control_path = orig_control_path;
1335 	    0, options.control_path, 1);
1369 	if (cctx->want_x_fwd && options.forward_x11 && display != NULL) {
1373 		if (client_x11_get_proto(ssh, display, options.xauth_location,
1374 		    options.forward_x11_trusted, options.forward_x11_timeout,
1387 	if (cctx->want_agent_fwd && options.forward_agent) {
1846 	    options.num_local_forwards, options.num_remote_forwards);
1849 	for (i = 0; i < options.num_local_forwards; i++) {
1851 		    options.local_forwards[i].connect_port == 0 ?
1853 		    options.local_forwards + i) != 0)
1856 	for (i = 0; i < options.num_remote_forwards; i++) {
1858 		    options.remote_forwards + i) != 0)
1883 	if (options.stdin_null && stdfd_devnull(1, 0, 0) == -1)
1886 	if ((term = lookup_env_in_list("TERM", options.setenv,
1887 	    options.num_setenv)) == NULL || *term == '\0')
1891 	if (options.escape_char != SSH_ESCAPECHAR_NONE)
1892 	    echar = (u_int)options.escape_char;
1900 	    (r = sshbuf_put_u32(m, options.forward_x11)) != 0 ||
1901 	    (r = sshbuf_put_u32(m, options.forward_agent)) != 0 ||
1902 	    (r = sshbuf_put_u32(m, options.session_type == SESSION_TYPE_SUBSYSTEM)) != 0 ||
1909 	if (options.num_send_env > 0 && environ != NULL) {
1917 	for (i = 0; i < options.num_setenv; i++) {
1918 		if ((r = sshbuf_put_cstring(m, options.setenv[i])) != 0)
1981 	if (options.fork_after_authentication)
1987 			    options.request_tty == REQUEST_TTY_FORCE);
2011 			leave_raw_mode(options.request_tty ==
2036 		leave_raw_mode(options.request_tty == REQUEST_TTY_FORCE);
2047 	if (tty_flag && options.log_level >= SYSLOG_LEVEL_INFO)
2111 	if (options.stdin_null && stdfd_devnull(1, 0, 0) == -1)
2119 	    (r = sshbuf_put_cstring(m, options.stdio_forward_host)) != 0 ||
2120 	    (r = sshbuf_put_u32(m, options.stdio_forward_port)) != 0)
2247 	int sock, timeout = options.connection_timeout, timeout_ms = -1;
2251 		if (options.stdio_forward_host != NULL)
2257 	switch (options.control_master) {
2289 		    options.control_master != SSHCTL_MASTER_NO) {
2321 		if (options.log_level != SYSLOG_LEVEL_QUIET)
2340 		if (options.log_level != SYSLOG_LEVEL_QUIET)