xref: /openbsd/usr.sbin/ypserv/makedbm/db.c (revision 898184e3)
1 /*	$OpenBSD: db.c,v 1.8 2009/10/27 23:59:57 deraadt Exp $ */
2 
3 /*
4  * Copyright (c) 1997 Mats O Jansson <moj@stacken.kth.se>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
17  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
20  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/types.h>
30 #include <db.h>
31 #include <fcntl.h>
32 #include <stdio.h>
33 #include <sys/param.h>
34 #include "db.h"
35 #include "ypdb.h"
36 
37 /*
38  * This module was created to be able to read database files created
39  * by sendmail -bi.
40  */
41 
42 int
43 db_hash_list_database(char *database)
44 {
45 	DB *db;
46 	int  status;
47 	DBT key, val;
48 	char path[MAXPATHLEN];
49 
50 	snprintf(path, sizeof(path), "%s%s", database, ".db");
51 
52 	db = dbopen(path, O_RDONLY, 0, DB_HASH, NULL);
53 	if (db != NULL) {
54 		status = db->seq(db, &key, &val, R_FIRST);
55 		while (status == 0) {
56 			printf("%*.*s %*.*s\n",
57 			    (int)key.size-1, (int)key.size-1, (char *)key.data,
58 			    (int)val.size-1, (int)val.size-1, (char *)val.data);
59 			status = db->seq(db, &key, &val, R_NEXT);
60 		}
61 		db->close(db);
62 		return(1);
63 	}
64 	return(0);
65 }
66