-/* $OpenBSD: readconf.c,v 1.172 2008/11/04 19:18:00 stevesk Exp $ */
+/* $OpenBSD: readconf.c,v 1.176 2009/02/12 03:00:56 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
{ "fallbacktorsh", oDeprecated },
{ "usersh", oDeprecated },
{ "identityfile", oIdentityFile },
- { "identityfile2", oIdentityFile }, /* alias */
+ { "identityfile2", oIdentityFile }, /* obsolete */
{ "identitiesonly", oIdentitiesOnly },
{ "hostname", oHostName },
{ "hostkeyalias", oHostKeyAlias },
{ "host", oHost },
{ "escapechar", oEscapeChar },
{ "globalknownhostsfile", oGlobalKnownHostsFile },
- { "userknownhostsfile", oUserKnownHostsFile }, /* obsolete */
- { "globalknownhostsfile2", oGlobalKnownHostsFile2 },
+ { "globalknownhostsfile2", oGlobalKnownHostsFile2 }, /* obsolete */
+ { "userknownhostsfile", oUserKnownHostsFile },
{ "userknownhostsfile2", oUserKnownHostsFile2 }, /* obsolete */
{ "connectionattempts", oConnectionAttempts },
{ "batchmode", oBatchMode },
}
if (parse_forward(&fwd, fwdarg,
- opcode == oDynamicForward ? 1 : 0) == 0)
+ opcode == oDynamicForward ? 1 : 0,
+ opcode == oRemoteForward ? 1 : 0) == 0)
fatal("%.200s line %d: Bad forwarding specification.",
filename, linenum);
* returns number of arguments parsed or zero on error
*/
int
-parse_forward(Forward *fwd, const char *fwdspec, int dynamicfwd)
+parse_forward(Forward *fwd, const char *fwdspec, int dynamicfwd, int remotefwd)
{
int i;
char *p, *cp, *fwdarg[4];
} else {
if (!(i == 3 || i == 4))
goto fail_free;
- if (fwd->connect_port == 0)
+ if (fwd->connect_port <= 0)
goto fail_free;
}
- if (fwd->listen_port == 0)
+ if (fwd->listen_port < 0 || (!remotefwd && fwd->listen_port == 0))
goto fail_free;
if (fwd->connect_host != NULL &&
strlen(fwd->connect_host) >= NI_MAXHOST)
goto fail_free;
+ if (fwd->listen_host != NULL &&
+ strlen(fwd->listen_host) >= NI_MAXHOST)
+ goto fail_free;
+
return (i);
fail_free:
- if (fwd->connect_host != NULL)
+ if (fwd->connect_host != NULL) {
xfree(fwd->connect_host);
- if (fwd->listen_host != NULL)
+ fwd->connect_host = NULL;
+ }
+ if (fwd->listen_host != NULL) {
xfree(fwd->listen_host);
+ fwd->listen_host = NULL;
+ }
return (0);
}