include/linux/netfilter/xt_dscp.h

   1 /* x_tables module for matching the IPv4/IPv6 DSCP field
   2  *
   3  * (C) 2002 Harald Welte <laforge@gnumonks.org>
   4  * This software is distributed under GNU GPL v2, 1991
   5  *
   6  * See RFC2474 for a description of the DSCP field within the IP Header.
   7  *
   8  * xt_dscp.h,v 1.3 2002/08/05 19:00:21 laforge Exp
   9 */
  10 #ifndef _XT_DSCP_H
  11 #define _XT_DSCP_H
  12
  13 #define XT_DSCP_MASK    0xfc    /* 11111100 */
  14 #define XT_DSCP_SHIFT   2
  15 #define XT_DSCP_MAX     0x3f    /* 00111111 */
  16
  17 /* match info */
  18 struct xt_dscp_info {
  19         u_int8_t dscp;
  20         u_int8_t invert;
  21 };
  22
  23 struct xt_tos_match_info {
  24         u_int8_t tos_mask;
  25         u_int8_t tos_value;
  26         u_int8_t invert;
  27 };
  28
  29 #endif /* _XT_DSCP_H */