X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/bab3d90370683c32f631ca06cedbea99464d794e..e4393625c351307ca341ddb0c93c7b5acaea9b4e:/readconf.c

diff --git a/readconf.c b/readconf.c
index ab89e0c0..d424c169 100644
--- a/readconf.c
+++ b/readconf.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: readconf.c,v 1.173 2008/12/09 02:58:16 djm Exp $ */
+/* $OpenBSD: readconf.c,v 1.182 2010/01/09 23:04:13 dtucker Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -130,7 +130,7 @@ typedef enum {
 	oServerAliveInterval, oServerAliveCountMax, oIdentitiesOnly,
 	oSendEnv, oControlPath, oControlMaster, oHashKnownHosts,
 	oTunnel, oTunnelDevice, oLocalCommand, oPermitLocalCommand,
-	oVisualHostKey, oZeroKnowledgePasswordAuthentication,
+	oVisualHostKey, oUseRoaming, oZeroKnowledgePasswordAuthentication,
 	oDeprecated, oUnsupported
 } OpCodes;
 
@@ -172,7 +172,7 @@ static struct {
 	{ "fallbacktorsh", oDeprecated },
 	{ "usersh", oDeprecated },
 	{ "identityfile", oIdentityFile },
-	{ "identityfile2", oIdentityFile },			/* alias */
+	{ "identityfile2", oIdentityFile },			/* obsolete */
 	{ "identitiesonly", oIdentitiesOnly },
 	{ "hostname", oHostName },
 	{ "hostkeyalias", oHostKeyAlias },
@@ -188,8 +188,8 @@ static struct {
 	{ "host", oHost },
 	{ "escapechar", oEscapeChar },
 	{ "globalknownhostsfile", oGlobalKnownHostsFile },
-	{ "userknownhostsfile", oUserKnownHostsFile },		/* obsolete */
-	{ "globalknownhostsfile2", oGlobalKnownHostsFile2 },
+	{ "globalknownhostsfile2", oGlobalKnownHostsFile2 },	/* obsolete */
+	{ "userknownhostsfile", oUserKnownHostsFile },
 	{ "userknownhostsfile2", oUserKnownHostsFile2 },	/* obsolete */
 	{ "connectionattempts", oConnectionAttempts },
 	{ "batchmode", oBatchMode },
@@ -228,6 +228,7 @@ static struct {
 	{ "localcommand", oLocalCommand },
 	{ "permitlocalcommand", oPermitLocalCommand },
 	{ "visualhostkey", oVisualHostKey },
+	{ "useroaming", oUseRoaming },
 #ifdef JPAKE
 	{ "zeroknowledgepasswordauthentication",
 	    oZeroKnowledgePasswordAuthentication },
@@ -735,7 +736,8 @@ parse_int:
 		}
 
 		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);
 
@@ -913,6 +915,10 @@ parse_int:
 		intptr = &options->visual_host_key;
 		goto parse_flag;
 
+	case oUseRoaming:
+		intptr = &options->use_roaming;
+		goto parse_flag;
+
 	case oDeprecated:
 		debug("%s line %d: Deprecated option \"%s\"",
 		    filename, linenum, keyword);
@@ -1062,6 +1068,7 @@ initialize_options(Options * options)
 	options->tun_remote = -1;
 	options->local_command = NULL;
 	options->permit_local_command = -1;
+	options->use_roaming = -1;
 	options->visual_host_key = -1;
 	options->zero_knowledge_password_authentication = -1;
 }
@@ -1135,7 +1142,7 @@ fill_default_options(Options * options)
 	/* options->macs, default set in myproposals.h */
 	/* options->hostkeyalgorithms, default set in myproposals.h */
 	if (options->protocol == SSH_PROTO_UNKNOWN)
-		options->protocol = SSH_PROTO_1|SSH_PROTO_2;
+		options->protocol = SSH_PROTO_2;
 	if (options->num_identity_files == 0) {
 		if (options->protocol & SSH_PROTO_1) {
 			len = 2 + strlen(_PATH_SSH_CLIENT_IDENTITY) + 1;
@@ -1198,6 +1205,8 @@ fill_default_options(Options * options)
 		options->tun_remote = SSH_TUNID_ANY;
 	if (options->permit_local_command == -1)
 		options->permit_local_command = 0;
+	if (options->use_roaming == -1)
+		options->use_roaming = 1;
 	if (options->visual_host_key == -1)
 		options->visual_host_key = 0;
 	if (options->zero_knowledge_password_authentication == -1)
@@ -1220,7 +1229,7 @@ fill_default_options(Options * options)
  * 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];
@@ -1279,16 +1288,20 @@ parse_forward(Forward *fwd, const char *fwdspec, int dynamicfwd)
 	} 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);