1 /*
2 * kdc/policy.c
3 *
4 * Copyright 1990 by the Massachusetts Institute of Technology.
5 *
6 * Export of this software from the United States of America may
7 * require a specific license from the United States Government.
8 * It is the responsibility of any person or organization contemplating
9 * export to obtain such a license before exporting.
10 *
11 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
12 * distribute this software and its documentation for any purpose and
13 * without fee is hereby granted, provided that the above copyright
14 * notice appear in all copies and that both that copyright notice and
15 * this permission notice appear in supporting documentation, and that
16 * the name of M.I.T. not be used in advertising or publicity pertaining
17 * to distribution of the software without specific, written prior
18 * permission. Furthermore if you modify this software you must label
19 * your software as modified software and not distribute it in such a
20 * fashion that it might be confused with the original M.I.T. software.
21 * M.I.T. makes no representations about the suitability of
22 * this software for any purpose. It is provided "as is" without express
23 * or implied warranty.
24 *
25 *
26 * Policy decision routines for KDC.
27 */
28
29 #include "k5-int.h"
30 #include "kdc_util.h"
31
32 int
against_local_policy_as(register krb5_kdc_req * request,krb5_db_entry client,krb5_db_entry server,krb5_timestamp kdc_time,const char ** status)33 against_local_policy_as(register krb5_kdc_req *request, krb5_db_entry client,
34 krb5_db_entry server, krb5_timestamp kdc_time,
35 const char **status)
36 {
37 #if 0
38 /* An AS request must include the addresses field */
39 if (request->addresses == 0) {
40 *status = "NO ADDRESS";
41 return KRB5KDC_ERR_POLICY;
42 }
43 #endif
44
45 return 0; /* not against policy */
46 }
47
48 /*
49 * This is where local policy restrictions for the TGS should placed.
50 */
51 krb5_error_code
against_local_policy_tgs(register krb5_kdc_req * request,krb5_db_entry server,krb5_ticket * ticket,const char ** status)52 against_local_policy_tgs(register krb5_kdc_req *request, krb5_db_entry server,
53 krb5_ticket *ticket, const char **status)
54 {
55 #if 0
56 /*
57 * For example, if your site wants to disallow ticket forwarding,
58 * you might do something like this:
59 */
60
61 if (isflagset(request->kdc_options, KDC_OPT_FORWARDED)) {
62 *status = "FORWARD POLICY";
63 return KRB5KDC_ERR_POLICY;
64 }
65 #endif
66
67 return 0; /* not against policy */
68 }
69
70
71
72
73
74
75
76