contrib/ipfilter/lib/optprint.c

   1 /*      $FreeBSD$       */
   2
   3 /*
   4  * Copyright (C) 2000-2005 by Darren Reed.
   5  *
   6  * See the IPFILTER.LICENCE file for details on licencing.
   7  *
   8  * $Id: optprint.c,v 1.6.4.2 2006/06/16 17:21:08 darrenr Exp $
   9  */
  10 #include "ipf.h"
  11
  12
  13 void optprint(sec, optmsk, optbits)
  14 u_short *sec;
  15 u_long optmsk, optbits;
  16 {
  17         u_short secmsk = sec[0], secbits = sec[1];
  18         struct ipopt_names *io, *so;
  19         char *s;
  20
  21         s = " opt ";
  22         for (io = ionames; io->on_name; io++)
  23                 if ((io->on_bit & optmsk) &&
  24                     ((io->on_bit & optmsk) == (io->on_bit & optbits))) {
  25                         if ((io->on_value != IPOPT_SECURITY) ||
  26                             (!secmsk && !secbits)) {
  27                                 printf("%s%s", s, io->on_name);
  28                                 /*
  29                                  * Because the ionames table has this entry
  30                                  * twice.
  31                                  */
  32                                 if (io->on_value == IPOPT_SECURITY)
  33                                         io++;
  34                                 s = ",";
  35                         }
  36                 }
  37
  38
  39         if (secmsk & secbits) {
  40                 printf("%ssec-class", s);
  41                 s = " ";
  42                 for (so = secclass; so->on_name; so++)
  43                         if ((secmsk & so->on_bit) &&
  44                             ((so->on_bit & secmsk) == (so->on_bit & secbits))) {
  45                                 printf("%s%s", s, so->on_name);
  46                                 s = ",";
  47                         }
  48         }
  49
  50         if ((optmsk && (optmsk != optbits)) ||
  51             (secmsk && (secmsk != secbits))) {
  52                 s = " ";
  53                 printf(" not opt");
  54                 if (optmsk != optbits) {
  55                         for (io = ionames; io->on_name; io++)
  56                                 if ((io->on_bit & optmsk) &&
  57                                     ((io->on_bit & optmsk) !=
  58                                      (io->on_bit & optbits))) {
  59                                         if ((io->on_value != IPOPT_SECURITY) ||
  60                                             (!secmsk && !secbits)) {
  61                                                 printf("%s%s", s, io->on_name);
  62                                                 s = ",";
  63                                                 if (io->on_value ==
  64                                                     IPOPT_SECURITY)
  65                                                         io++;
  66                                         } else
  67                                                 io++;
  68                                 }
  69                 }
  70
  71                 if (secmsk != secbits) {
  72                         printf("%ssec-class", s);
  73                         s = " ";
  74                         for (so = secclass; so->on_name; so++)
  75                                 if ((so->on_bit & secmsk) &&
  76                                     ((so->on_bit & secmsk) !=
  77                                      (so->on_bit & secbits))) {
  78                                         printf("%s%s", s, so->on_name);
  79                                         s = ",";
  80                                 }
  81                 }
  82         }
  83 }