#define MAX_STDIN_BACKLOG 4096
-void *logctx;
+static void *logctx;
static struct termios orig_termios;
printf(" -N don't start a shell/command (SSH-2 only)\n");
printf(" -nc host:port\n");
printf(" open tunnel in place of session (SSH-2 only)\n");
+ printf(" -shareexists\n");
+ printf(" test whether a connection-sharing upstream exists\n");
exit(1);
}
int errors;
int use_subsystem = 0;
int got_host = FALSE;
+ int just_test_share_exists = FALSE;
unsigned long now;
struct winsize size;
--argc;
provide_xrm_string(*++argv);
}
+ } else if (!strcmp(p, "-shareexists")) {
+ just_test_share_exists = TRUE;
+ } else if (!strcmp(p, "-fuzznet")) {
+ conf_set_int(conf, CONF_proxy_type, PROXY_FUZZ);
+ conf_set_str(conf, CONF_proxy_telnet_command,
+ "%host");
} else {
fprintf(stderr, "plink: unknown option \"%s\"\n", p);
errors = 1;
!conf_get_str_nthstrkey(conf, CONF_portfwd, 0))
conf_set_int(conf, CONF_ssh_simple, TRUE);
+ if (just_test_share_exists) {
+ if (!back->test_for_upstream) {
+ fprintf(stderr, "Connection sharing not supported for connection "
+ "type '%s'\n", back->name);
+ return 1;
+ }
+ if (back->test_for_upstream(conf_get_str(conf, CONF_host),
+ conf_get_int(conf, CONF_port), conf))
+ return 0;
+ else
+ return 1;
+ }
+
/*
* Start up the connection.
*/
/* nodelay is only useful if stdin is a terminal device */
int nodelay = conf_get_int(conf, CONF_tcp_nodelay) && isatty(0);
+ /* This is a good place for a fuzzer to fork us. */
+#ifdef __AFL_HAVE_MANUAL_CONTROL
+ __AFL_INIT();
+#endif
+
error = back->init(NULL, &backhandle, conf,
conf_get_str(conf, CONF_host),
conf_get_int(conf, CONF_port),