xref: /freebsd/crypto/heimdal/lib/kadm5/randkey_s.c (revision 1e413cf93298b5b97441a21d9a50fdcd0ee9945e)
1 /*
2  * Copyright (c) 1997-2001 Kungliga Tekniska H�gskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #include "kadm5_locl.h"
35 
36 RCSID("$Id: randkey_s.c,v 1.13 2001/01/30 01:24:28 assar Exp $");
37 
38 /*
39  * Set the keys of `princ' to random values, returning the random keys
40  * in `new_keys', `n_keys'.
41  */
42 
43 kadm5_ret_t
44 kadm5_s_randkey_principal(void *server_handle,
45 			  krb5_principal princ,
46 			  krb5_keyblock **new_keys,
47 			  int *n_keys)
48 {
49     kadm5_server_context *context = server_handle;
50     hdb_entry ent;
51     kadm5_ret_t ret;
52 
53     ent.principal = princ;
54     ret = context->db->open(context->context, context->db, O_RDWR, 0);
55     if(ret)
56 	return ret;
57     ret = context->db->fetch(context->context, context->db, 0, &ent);
58     if(ret)
59 	goto out;
60 
61     ret = _kadm5_set_keys_randomly (context,
62 				    &ent,
63 				    new_keys,
64 				    n_keys);
65     if (ret)
66 	goto out2;
67 
68     ret = _kadm5_set_modifier(context, &ent);
69     if(ret)
70 	goto out3;
71     ret = _kadm5_bump_pw_expire(context, &ent);
72     if (ret)
73 	goto out2;
74 
75     ret = hdb_seal_keys(context->context, context->db, &ent);
76     if (ret)
77 	goto out2;
78 
79     kadm5_log_modify (context,
80 		      &ent,
81 		      KADM5_PRINCIPAL | KADM5_MOD_NAME | KADM5_MOD_TIME |
82 		      KADM5_KEY_DATA | KADM5_KVNO | KADM5_PW_EXPIRATION);
83 
84     ret = context->db->store(context->context, context->db,
85 			     HDB_F_REPLACE, &ent);
86 out3:
87     if (ret) {
88 	int i;
89 
90 	for (i = 0; i < *n_keys; ++i)
91 	    krb5_free_keyblock_contents (context->context, &(*new_keys)[i]);
92 	free (*new_keys);
93 	*new_keys = NULL;
94 	*n_keys = 0;
95     }
96 out2:
97     hdb_free_entry(context->context, &ent);
98 out:
99     context->db->close(context->context, context->db);
100     return _kadm5_error_code(ret);
101 }
102