lib/optprint.c

   1 /*
   2  * Copyright (C) 2012 by Darren Reed.
   3  *
   4  * See the IPFILTER.LICENCE file for details on licencing.
   5  *
   6  * $Id$
   7  */
   8 #include "ipf.h"
   9
  10
  11 void optprint(sec, optmsk, optbits)
  12         u_short *sec;
  13         u_long optmsk, optbits;
  14 {
  15         u_short secmsk = sec[0], secbits = sec[1];
  16         struct ipopt_names *io, *so;
  17         char *s;
  18
  19         s = " opt ";
  20         for (io = ionames; io->on_name; io++)
  21                 if ((io->on_bit & optmsk) &&
  22                     ((io->on_bit & optmsk) == (io->on_bit & optbits))) {
  23                         if ((io->on_value != IPOPT_SECURITY) ||
  24                             (!secmsk && !secbits)) {
  25                                 printf("%s%s", s, io->on_name);
  26                                 /*
  27                                  * Because the ionames table has this entry
  28                                  * twice.
  29                                  */
  30                                 if (io->on_value == IPOPT_SECURITY)
  31                                         io++;
  32                                 s = ",";
  33                         }
  34                 }
  35
  36
  37         if (secmsk & secbits) {
  38                 printf("%ssec-class", s);
  39                 s = " ";
  40                 for (so = secclass; so->on_name; so++)
  41                         if ((secmsk & so->on_bit) &&
  42                             ((so->on_bit & secmsk) == (so->on_bit & secbits))) {
  43                                 printf("%s%s", s, so->on_name);
  44                                 s = ",";
  45                         }
  46         }
  47
  48         if ((optmsk && (optmsk != optbits)) ||
  49             (secmsk && (secmsk != secbits))) {
  50                 s = " ";
  51                 printf(" not opt");
  52                 if (optmsk != optbits) {
  53                         for (io = ionames; io->on_name; io++)
  54                                 if ((io->on_bit & optmsk) &&
  55                                     ((io->on_bit & optmsk) !=
  56                                      (io->on_bit & optbits))) {
  57                                         if ((io->on_value != IPOPT_SECURITY) ||
  58                                             (!secmsk && !secbits)) {
  59                                                 printf("%s%s", s, io->on_name);
  60                                                 s = ",";
  61                                                 if (io->on_value ==
  62                                                     IPOPT_SECURITY)
  63                                                         io++;
  64                                         } else
  65                                                 io++;
  66                                 }
  67                 }
  68
  69                 if (secmsk != secbits) {
  70                         printf("%ssec-class", s);
  71                         s = " ";
  72                         for (so = secclass; so->on_name; so++)
  73                                 if ((so->on_bit & secmsk) &&
  74                                     ((so->on_bit & secmsk) !=
  75                                      (so->on_bit & secbits))) {
  76                                         printf("%s%s", s, so->on_name);
  77                                         s = ",";
  78                                 }
  79                 }
  80         }
  81 }