xref: /freebsd/crypto/heimdal/kdc/misc.c (revision 23f282aa31e9b6fceacd449020e936e98d6f2298)
1 /*
2  * Copyright (c) 1997 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 
36 RCSID("$Id: misc.c,v 1.18 1999/12/02 17:05:00 joda Exp $");
37 
38 struct timeval now;
39 
40 hdb_entry*
41 db_fetch(krb5_principal principal)
42 {
43     hdb_entry *ent;
44     krb5_error_code ret;
45     int i;
46     ALLOC(ent);
47     ent->principal = principal;
48 
49     for(i = 0; i < num_db; i++) {
50 	ret = db[i]->open(context, db[i], O_RDONLY, 0);
51 	if (ret) {
52 	    kdc_log(0, "Failed to open database: %s",
53 		    krb5_get_err_text(context, ret));
54 	    continue;
55 	}
56 	ret = db[i]->fetch(context, db[i], HDB_F_DECRYPT, ent);
57 	db[i]->close(context, db[i]);
58 	if(ret == 0)
59 	    return ent;
60     }
61     free(ent);
62     return NULL;
63 }
64