dist/ipf/lib/ipoptsec.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: ipoptsec.c,v 1.2.4.1 2006/06/16 17:21:04 darrenr Exp
   9  */
  10
  11 #include "ipf.h"
  12
  13
  14 struct  ipopt_names     secclass[] = {
  15         { IPSO_CLASS_RES4,      0x01,   0, "reserv-4" },
  16         { IPSO_CLASS_TOPS,      0x02,   0, "topsecret" },
  17         { IPSO_CLASS_SECR,      0x04,   0, "secret" },
  18         { IPSO_CLASS_RES3,      0x08,   0, "reserv-3" },
  19         { IPSO_CLASS_CONF,      0x10,   0, "confid" },
  20         { IPSO_CLASS_UNCL,      0x20,   0, "unclass" },
  21         { IPSO_CLASS_RES2,      0x40,   0, "reserv-2" },
  22         { IPSO_CLASS_RES1,      0x80,   0, "reserv-1" },
  23         { 0, 0, 0, NULL }       /* must be last */
  24 };
  25
  26
  27 u_char seclevel(slevel)
  28 char *slevel;
  29 {
  30         struct ipopt_names *so;
  31
  32         for (so = secclass; so->on_name; so++)
  33                 if (!strcasecmp(slevel, so->on_name))
  34                         break;
  35
  36         if (!so->on_name) {
  37                 fprintf(stderr, "no such security level: %s\n", slevel);
  38                 return 0;
  39         }
  40         return (u_char)so->on_value;
  41 }
  42
  43
  44 u_char secbit(class)
  45 int class;
  46 {
  47         struct ipopt_names *so;
  48
  49         for (so = secclass; so->on_name; so++)
  50                 if (so->on_value == class)
  51                         break;
  52
  53         if (!so->on_name) {
  54                 fprintf(stderr, "no such security class: %d\n", class);
  55                 return 0;
  56         }
  57         return (u_char)so->on_bit;
  58 }