dist/ipf/lib/flags.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (C) 2001-2002 by Darren Reed.
   5  *
   6  * See the IPFILTER.LICENCE file for details on licencing.
   7  *
   8  * Id: flags.c,v 1.4.4.1 2006/06/16 17:20:58 darrenr Exp
   9  */
  10
  11 #include "ipf.h"
  12
  13 /*
  14  * ECN is a new addition to TCP - RFC 2481
  15  */
  16 #ifndef TH_ECN
  17 # define        TH_ECN  0x40
  18 #endif
  19 #ifndef TH_CWR
  20 # define        TH_CWR  0x80
  21 #endif
  22
  23 char    flagset[] = "FSRPAUEC";
  24 u_char  flags[] = { TH_FIN, TH_SYN, TH_RST, TH_PUSH, TH_ACK, TH_URG,
  25                     TH_ECN, TH_CWR };