X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fprotocol_auth.c;h=c44c6d01ce998cee3a0fc4fe5213d34c492641f8;hp=214d4dd5ed1fc960fc64853164b6cffeb196581d;hb=e810545dc2ae158745624c1575b76c55f883c892;hpb=7926a156e5b118d06295228e57de0cc9de0433b4

diff --git a/src/protocol_auth.c b/src/protocol_auth.c
index 214d4dd5..c44c6d01 100644
--- a/src/protocol_auth.c
+++ b/src/protocol_auth.c
@@ -1,7 +1,7 @@
 /*
     protocol_auth.c -- handle the meta-protocol, authentication
-    Copyright (C) 1999-2004 Ivo Timmermans <ivo@tinc-vpn.org>,
-                  2000-2004 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 1999-2005 Ivo Timmermans <ivo@tinc-vpn.org>,
+                  2000-2005 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -76,8 +76,11 @@ bool id_h(connection_t *c)
 				   c->name);
 			return false;
 		}
-	} else
+	} else {
+		if(c->name)
+			free(c->name);
 		c->name = xstrdup(name);
+	}
 
 	/* Check if version matches */
 
@@ -115,7 +118,7 @@ bool id_h(connection_t *c)
 
 bool send_metakey(connection_t *c)
 {
-	char buffer[MAX_STRING_SIZE];
+	char *buffer;
 	int len;
 	bool x;
 
@@ -125,6 +128,8 @@ bool send_metakey(connection_t *c)
 
 	/* Allocate buffers for the meta key */
 
+	buffer = alloca(2 * len + 1);
+	
 	if(!c->outkey)
 		c->outkey = xmalloc(len);
 
@@ -299,7 +304,7 @@ bool metakey_h(connection_t *c)
 
 bool send_challenge(connection_t *c)
 {
-	char buffer[MAX_STRING_SIZE];
+	char *buffer;
 	int len;
 
 	cp();
@@ -310,6 +315,8 @@ bool send_challenge(connection_t *c)
 
 	/* Allocate buffers for the challenge */
 
+	buffer = alloca(2 * len + 1);
+
 	if(!c->hischallenge)
 		c->hischallenge = xmalloc(len);