X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fprotocol_misc.c;h=52e97e5448193f9260a86d605e80e4996cebd89b;hp=74cb4c08042176a87a9a62661c7f6d6a72655220;hb=78fc59e994c764d072bf0045177f690a378d1308;hpb=7926a156e5b118d06295228e57de0cc9de0433b4

diff --git a/src/protocol_misc.c b/src/protocol_misc.c
index 74cb4c08..52e97e54 100644
--- a/src/protocol_misc.c
+++ b/src/protocol_misc.c
@@ -1,7 +1,7 @@
 /*
     protocol_misc.c -- handle the meta-protocol, miscellaneous functions
-    Copyright (C) 1999-2004 Ivo Timmermans <ivo@tinc-vpn.org>,
-                  2000-2004 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 1999-2005 Ivo Timmermans,
+                  2000-2006 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
@@ -31,6 +31,8 @@
 #include "protocol.h"
 #include "utils.h"
 
+int maxoutbufsize = 0;
+
 /* Status and error notification routines */
 
 bool send_status(connection_t *c, int statusno, const char *statusstring)
@@ -153,12 +155,15 @@ bool send_tcppacket(connection_t *c, vpn_packet_t *packet)
 {
 	cp();
 
-	/* Evil hack. */
+	/* If there already is a lot of data in the outbuf buffer, discard this packet. */
+
+	if(c->outbuflen > maxoutbufsize)
+		return true;
 
 	if(!send_request(c, "%d %hd", PACKET, packet->len))
 		return false;
 
-	return send_meta(c, packet->data, packet->len);
+	return send_meta(c, (char *)packet->data, packet->len);
 }
 
 bool tcppacket_h(connection_t *c)