LXR linux/include/linux/netfilter/xt

   1#ifndef _XT_U32_H
   2#define _XT_U32_H 1
   3
   4enum xt_u32_ops {
   5        XT_U32_AND,
   6        XT_U32_LEFTSH,
   7        XT_U32_RIGHTSH,
   8        XT_U32_AT,
   9};
  10
  11struct xt_u32_location_element {
  12        u_int32_t number;
  13        u_int8_t nextop;
  14};
  15
  16struct xt_u32_value_element {
  17        u_int32_t min;
  18        u_int32_t max;
  19};
  20
  21/*
  22 * Any way to allow for an arbitrary number of elements?
  23 * For now, I settle with a limit of 10 each.
  24 */
  25#define XT_U32_MAXSIZE 10
  26
  27struct xt_u32_test {
  28        struct xt_u32_location_element location[XT_U32_MAXSIZE+1];
  29        struct xt_u32_value_element value[XT_U32_MAXSIZE+1];
  30        u_int8_t nnums;
  31        u_int8_t nvalues;
  32};
  33
  34struct xt_u32 {
  35        struct xt_u32_test tests[XT_U32_MAXSIZE+1];
  36        u_int8_t ntests;
  37        u_int8_t invert;
  38};
  39
  40#endif /* _XT_U32_H */
  41