misc.c revision 72445 
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 "kdc_locl.h"
35
36RCSID("$Id: misc.c,v 1.22 2001/01/30 03:54:21 assar Exp $");
37
38struct timeval now;
39
40krb5_error_code
41db_fetch(krb5_principal principal, hdb_entry **h)
42{
43    hdb_entry *ent;
44    krb5_error_code ret = HDB_ERR_NOENTRY;
45    int i;
46
47    ent = malloc (sizeof (*ent));
48    if (ent == NULL)
49	return ENOMEM;
50    ent->principal = principal;
51
52    for(i = 0; i < num_db; i++) {
53	ret = db[i]->open(context, db[i], O_RDONLY, 0);
54	if (ret) {
55	    kdc_log(0, "Failed to open database: %s",
56		    krb5_get_err_text(context, ret));
57	    continue;
58	}
59	ret = db[i]->fetch(context, db[i], HDB_F_DECRYPT, ent);
60	db[i]->close(context, db[i]);
61	if(ret == 0) {
62	    *h = ent;
63	    return 0;
64	}
65    }
66    free(ent);
67    return ret;
68}
69
70void
71free_ent(hdb_entry *ent)
72{
73    hdb_free_entry (context, ent);
74    free (ent);
75}
76
77