include/uapi/linux/netfilter/xt_CHECKSUM.h

   1 /* Header file for iptables ipt_CHECKSUM target
   2  *
   3  * (C) 2002 by Harald Welte <laforge@gnumonks.org>
   4  * (C) 2010 Red Hat Inc
   5  * Author: Michael S. Tsirkin <mst@redhat.com>
   6  *
   7  * This software is distributed under GNU GPL v2, 1991
   8 */
   9 #ifndef _XT_CHECKSUM_TARGET_H
  10 #define _XT_CHECKSUM_TARGET_H
  11
  12 #include <linux/types.h>
  13
  14 #define XT_CHECKSUM_OP_FILL     0x01    /* fill in checksum in IP header */
  15
  16 struct xt_CHECKSUM_info {
  17         __u8 operation; /* bitset of operations */
  18 };
  19
  20 #endif /* _XT_CHECKSUM_TARGET_H */