LXR linux/include/uapi/linux/netfilter/xt

   1#ifndef _XT_U32_H
   2#define _XT_U32_H 1
   3
   4#include <linux/types.h>
   5
   6enum xt_u32_ops {
   7        XT_U32_AND,
   8        XT_U32_LEFTSH,
   9        XT_U32_RIGHTSH,
  10        XT_U32_AT,
  11};
  12
  13struct xt_u32_location_element {
  14        __u32 number;
  15        __u8 nextop;
  16};
  17
  18struct xt_u32_value_element {
  19        __u32 min;
  20        __u32 max;
  21};
  22
  23/*
  24 * Any way to allow for an arbitrary number of elements?
  25 * For now, I settle with a limit of 10 each.
  26 */
  27#define XT_U32_MAXSIZE 10
  28
  29struct xt_u32_test {
  30        struct xt_u32_location_element location[XT_U32_MAXSIZE+1];
  31        struct xt_u32_value_element value[XT_U32_MAXSIZE+1];
  32        __u8 nnums;
  33        __u8 nvalues;
  34};
  35
  36struct xt_u32 {
  37        struct xt_u32_test tests[XT_U32_MAXSIZE+1];
  38        __u8 ntests;
  39        __u8 invert;
  40};
  41
  42#endif /* _XT_U32_H */
  43