/*
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
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 1.1.2.5 2003/12/22 11:05:23 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__
#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;
} __attribute__ ((__packed__));
#endif
+#ifndef IP_OFFMASK
+#define IP_OFFMASK 0x1fff
+#endif
+
#ifndef HAVE_STRUCT_ICMP
struct icmp {
uint8_t icmp_type;