X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=lib%2Fipv4.h;h=940c239c985737669802aca300d80c34f78369af;hp=2c346ee948aaa30ab8dd46f9873bc3f5762e9b9d;hb=d1cc637470edaed663e694fdeb290eb45cc9ecca;hpb=013a2e159e42c46808ea8d0b6abd57525db30a50

diff --git a/lib/ipv4.h b/lib/ipv4.h
index 2c346ee9..940c239c 100644
--- a/lib/ipv4.h
+++ b/lib/ipv4.h
@@ -1,7 +1,7 @@
 /*
     ipv4.h -- missing IPv4 related definitions
-    Copyright (C) 2003 Ivo Timmermans <ivo@o2w.nl>
-                  2003 Guus Sliepen <guus@sliepen.eu.org>
+    Copyright (C) 2005 Ivo Timmermans
+                  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
@@ -13,11 +13,9 @@
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-    $Id: ipv4.h,v 1.2 2003/08/24 20:38:20 guus Exp $
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #ifndef __TINC_IPV4_H__
@@ -35,6 +33,10 @@
 #define ICMP_DEST_UNREACH 3
 #endif
 
+#ifndef ICMP_FRAG_NEEDED
+#define ICMP_FRAG_NEEDED 4
+#endif
+
 #ifndef ICMP_NET_UNKNOWN
 #define ICMP_NET_UNKNOWN 6
 #endif
@@ -43,6 +45,10 @@
 #define ICMP_NET_UNREACH 0
 #endif
 
+#ifndef ICMP_NET_ANO
+#define ICMP_NET_ANO 9
+#endif
+
 #ifndef IP_MSS
 #define       IP_MSS          576
 #endif
@@ -63,12 +69,15 @@ struct ip {
 #define IP_RF 0x8000
 #define IP_DF 0x4000
 #define IP_MF 0x2000
-#define IP_OFFMASK 0x1fff
 	uint8_t ip_ttl;
 	uint8_t ip_p;
 	uint16_t ip_sum;
 	struct in_addr ip_src, ip_dst;
-};
+} __attribute__ ((__packed__));
+#endif
+
+#ifndef IP_OFFMASK
+#define IP_OFFMASK 0x1fff
 #endif
 
 #ifndef HAVE_STRUCT_ICMP
@@ -126,7 +135,7 @@ struct icmp {
 #define icmp_radv icmp_dun.id_radv
 #define icmp_mask icmp_dun.id_mask
 #define icmp_data icmp_dun.id_data
-};
+} __attribute__ ((__packed__));
 #endif
 
 #endif /* __TINC_IPV4_H__ */