X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet.h;h=b5692ef23593c120e9729d1840ddafe77c445868;hp=d295fed97a0a42405a7feada6512f30de5601340;hb=9e44f116bf0f72d1dd4f099440a351dbe0a74573;hpb=72bdc05cb7e246e56ed21a25256d441c45fccca8

diff --git a/src/net.h b/src/net.h
index d295fed9..b5692ef2 100644
--- a/src/net.h
+++ b/src/net.h
@@ -1,7 +1,7 @@
 /*
     net.h -- header for net.c
-    Copyright (C) 1998-2003 Ivo Timmermans <zarq@iname.com>
-                  2000-2003 Guus Sliepen <guus@sliepen.eu.org>
+    Copyright (C) 1998-2004 Ivo Timmermans <zarq@iname.com>
+                  2000-2004 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
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net.h,v 1.9.4.70 2003/08/22 11:18:42 guus Exp $
+    $Id$
 */
 
 #ifndef __TINC_NET_H__
@@ -28,9 +28,9 @@
 #include "ipv6.h"
 
 #ifdef ENABLE_JUMBOGRAMS
-#define MTU 9014				/* 9000 bytes payload + 14 bytes ethernet header */
+#define MTU 9018				/* 9000 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */
 #else
-#define MTU 1514				/* 1500 bytes payload + 14 bytes ethernet header */
+#define MTU 1518				/* 1500 bytes payload + 14 bytes ethernet header + 4 bytes VLAN tag */
 #endif
 
 #define MAXSIZE (MTU + 4 + EVP_MAX_BLOCK_LENGTH + EVP_MAX_MD_SIZE + MTU/64 + 20)	/* MTU + seqno + padding + HMAC + compressor overhead */
@@ -54,7 +54,7 @@ typedef struct ipv6_t {
 
 typedef short length_t;
 
-#define AF_UNKNOWN 0xFFFF
+#define AF_UNKNOWN 255
 
 struct sockaddr_unknown {
 	uint16_t family;
@@ -150,6 +150,7 @@ extern int main_loop(void);
 extern void terminate_connection(struct connection_t *, bool);
 extern void flush_queue(struct node_t *);
 extern bool read_rsa_public_key(struct connection_t *);
+extern void send_mtu_probe(struct node_t *);
 
 #ifndef HAVE_MINGW
 #define closesocket(s) close(s)