1 /* $NetBSD: randkey_s.c,v 1.1.1.2 2014/04/24 12:45:49 pettai Exp $ */
2
3 /*
4 * Copyright (c) 1997-2001, 2003-2006 Kungliga Tekniska Högskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36 #include "kadm5_locl.h"
37
38 __RCSID("NetBSD");
39
40 /*
41 * Set the keys of `princ' to random values, returning the random keys
42 * in `new_keys', `n_keys'.
43 */
44
45 kadm5_ret_t
kadm5_s_randkey_principal(void * server_handle,krb5_principal princ,krb5_keyblock ** new_keys,int * n_keys)46 kadm5_s_randkey_principal(void *server_handle,
47 krb5_principal princ,
48 krb5_keyblock **new_keys,
49 int *n_keys)
50 {
51 kadm5_server_context *context = server_handle;
52 hdb_entry_ex ent;
53 kadm5_ret_t ret;
54
55 memset(&ent, 0, sizeof(ent));
56 ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
57 if(ret)
58 return ret;
59 ret = context->db->hdb_fetch_kvno(context->context, context->db, princ,
60 HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
61 if(ret)
62 goto out;
63
64 ret = _kadm5_set_keys_randomly (context,
65 &ent.entry,
66 new_keys,
67 n_keys);
68 if (ret)
69 goto out2;
70 ent.entry.kvno++;
71
72 ret = _kadm5_set_modifier(context, &ent.entry);
73 if(ret)
74 goto out3;
75 ret = _kadm5_bump_pw_expire(context, &ent.entry);
76 if (ret)
77 goto out2;
78
79 ret = hdb_seal_keys(context->context, context->db, &ent.entry);
80 if (ret)
81 goto out2;
82
83 ret = context->db->hdb_store(context->context, context->db,
84 HDB_F_REPLACE, &ent);
85 if (ret)
86 goto out2;
87
88 kadm5_log_modify (context,
89 &ent.entry,
90 KADM5_PRINCIPAL | KADM5_MOD_NAME | KADM5_MOD_TIME |
91 KADM5_KEY_DATA | KADM5_KVNO | KADM5_PW_EXPIRATION |
92 KADM5_TL_DATA);
93
94 out3:
95 if (ret) {
96 int i;
97
98 for (i = 0; i < *n_keys; ++i)
99 krb5_free_keyblock_contents (context->context, &(*new_keys)[i]);
100 free (*new_keys);
101 *new_keys = NULL;
102 *n_keys = 0;
103 }
104 out2:
105 hdb_free_entry(context->context, &ent);
106 out:
107 context->db->hdb_close(context->context, context->db);
108 return _kadm5_error_code(ret);
109 }
110