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      1 /*	$NetBSD: ipoptsec.c,v 1.2 2012/07/22 14:27:36 darrenr Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 2012 by Darren Reed.
      5  *
      6  * See the IPFILTER.LICENCE file for details on licencing.
      7  *
      8  * Id: ipoptsec.c,v 1.1.1.2 2012/07/22 13:44:39 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 	if (slevel == NULL || *slevel == '\0')
     33 		return 0;
     34 
     35 	for (so = secclass; so->on_name; so++)
     36 		if (!strcasecmp(slevel, so->on_name))
     37 			break;
     38 
     39 	if (!so->on_name) {
     40 		fprintf(stderr, "no such security level: '%s'\n", slevel);
     41 		return 0;
     42 	}
     43 	return (u_char)so->on_value;
     44 }
     45 
     46 
     47 u_char secbit(class)
     48 	int class;
     49 {
     50 	struct ipopt_names *so;
     51 
     52 	for (so = secclass; so->on_name; so++)
     53 		if (so->on_value == class)
     54 			break;
     55 
     56 	if (!so->on_name) {
     57 		fprintf(stderr, "no such security class: %d.\n", class);
     58 		return 0;
     59 	}
     60 	return (u_char)so->on_bit;
     61 }
     62