1*13885a66Sdarrenr /* $NetBSD: ipoptsec.c,v 1.2 2012/07/22 14:27:36 darrenr Exp $ */
2bc4097aaSchristos
3bc4097aaSchristos /*
4c9d5dc6cSdarrenr * Copyright (C) 2012 by Darren Reed.
5bc4097aaSchristos *
6bc4097aaSchristos * See the IPFILTER.LICENCE file for details on licencing.
7bc4097aaSchristos *
8*13885a66Sdarrenr * Id: ipoptsec.c,v 1.1.1.2 2012/07/22 13:44:39 darrenr Exp $
9bc4097aaSchristos */
10bc4097aaSchristos
11bc4097aaSchristos #include "ipf.h"
12bc4097aaSchristos
13bc4097aaSchristos
14bc4097aaSchristos struct ipopt_names secclass[] = {
15bc4097aaSchristos { IPSO_CLASS_RES4, 0x01, 0, "reserv-4" },
16bc4097aaSchristos { IPSO_CLASS_TOPS, 0x02, 0, "topsecret" },
17bc4097aaSchristos { IPSO_CLASS_SECR, 0x04, 0, "secret" },
18bc4097aaSchristos { IPSO_CLASS_RES3, 0x08, 0, "reserv-3" },
19bc4097aaSchristos { IPSO_CLASS_CONF, 0x10, 0, "confid" },
20bc4097aaSchristos { IPSO_CLASS_UNCL, 0x20, 0, "unclass" },
21bc4097aaSchristos { IPSO_CLASS_RES2, 0x40, 0, "reserv-2" },
22bc4097aaSchristos { IPSO_CLASS_RES1, 0x80, 0, "reserv-1" },
23bc4097aaSchristos { 0, 0, 0, NULL } /* must be last */
24bc4097aaSchristos };
25bc4097aaSchristos
26bc4097aaSchristos
seclevel(slevel)27bc4097aaSchristos u_char seclevel(slevel)
28bc4097aaSchristos char *slevel;
29bc4097aaSchristos {
30bc4097aaSchristos struct ipopt_names *so;
31bc4097aaSchristos
32bc4097aaSchristos if (slevel == NULL || *slevel == '\0')
33bc4097aaSchristos return 0;
34bc4097aaSchristos
35bc4097aaSchristos for (so = secclass; so->on_name; so++)
36bc4097aaSchristos if (!strcasecmp(slevel, so->on_name))
37bc4097aaSchristos break;
38bc4097aaSchristos
39bc4097aaSchristos if (!so->on_name) {
40bc4097aaSchristos fprintf(stderr, "no such security level: '%s'\n", slevel);
41bc4097aaSchristos return 0;
42bc4097aaSchristos }
43bc4097aaSchristos return (u_char)so->on_value;
44bc4097aaSchristos }
45bc4097aaSchristos
46bc4097aaSchristos
secbit(class)47bc4097aaSchristos u_char secbit(class)
48bc4097aaSchristos int class;
49bc4097aaSchristos {
50bc4097aaSchristos struct ipopt_names *so;
51bc4097aaSchristos
52bc4097aaSchristos for (so = secclass; so->on_name; so++)
53bc4097aaSchristos if (so->on_value == class)
54bc4097aaSchristos break;
55bc4097aaSchristos
56bc4097aaSchristos if (!so->on_name) {
57bc4097aaSchristos fprintf(stderr, "no such security class: %d.\n", class);
58bc4097aaSchristos return 0;
59bc4097aaSchristos }
60bc4097aaSchristos return (u_char)so->on_bit;
61bc4097aaSchristos }
62