1/*
2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
7 * Reserved.  This file contains Original Code and/or Modifications of
8 * Original Code as defined in and that are subject to the Apple Public
9 * Source License Version 1.0 (the 'License').  You may not use this file
10 * except in compliance with the License.  Please obtain a copy of the
11 * License at http://www.apple.com/publicsource and read it before using
12 * this file.
13 *
14 * The Original Code and all software distributed under the License are
15 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
19 * License for the specific language governing rights and limitations
20 * under the License."
21 *
22 * @APPLE_LICENSE_HEADER_END@
23 */
24/*
25 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca>
26 * All rights reserved.
27 *
28 * Redistribution and use in source and binary forms, with or without
29 * modification, are permitted provided that the following conditions
30 * are met:
31 * 1. Redistributions of source code must retain the above copyright
32 *    notice, this list of conditions and the following disclaimer.
33 * 2. Redistributions in binary form must reproduce the above copyright
34 *    notice, this list of conditions and the following disclaimer in the
35 *    documentation and/or other materials provided with the distribution.
36 * 3. All advertising materials mentioning features or use of this software
37 *    must display the following acknowledgement:
38 *	This product includes software developed by Theo de Raadt.
39 * 4. The name of the author may not be used to endorse or promote
40 *    products derived from this software without specific prior written
41 *    permission.
42 *
43 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
44 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
45 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
46 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
47 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * SUCH DAMAGE.
54 */
55
56#include <sys/cdefs.h>
57#ifndef LINT
58__unused static char rcsid[] = "$Id: ypmatch.c,v 1.2 2006/02/07 06:22:59 lindak Exp $";
59#endif
60
61#include <sys/param.h>
62#include <sys/types.h>
63#include <sys/socket.h>
64#include <stdio.h>
65#include <stdlib.h>
66#include <string.h>
67#include <unistd.h>
68#include <ctype.h>
69
70#include <rpc/rpc.h>
71#include <rpc/xdr.h>
72#include <rpcsvc/yp_prot.h>
73#include <rpcsvc/ypclnt.h>
74
75struct ypalias {
76	char *alias, *name;
77} ypaliases[] = {
78	{ "passwd", "passwd.byname" },
79	{ "group", "group.byname" },
80	{ "networks", "networks.byaddr" },
81	{ "hosts", "hosts.byname" },
82	{ "protocols", "protocols.bynumber" },
83	{ "services", "services.byname" },
84	{ "aliases", "mail.aliases" },
85	{ "ethers", "ethers.byname" },
86};
87
88__dead2 void
89usage()
90{
91	fprintf(stderr, "Usage:\n");
92	fprintf(stderr, "\typmatch [-d domain] [-t] [-k] key [key ...] mname\n");
93	fprintf(stderr, "\typmatch -x\n");
94	fprintf(stderr, "where\n");
95	fprintf(stderr, "\tmname may be either a mapname or a nickname for a map\n");
96	fprintf(stderr, "\t-t inhibits map nickname translation\n");
97	fprintf(stderr, "\t-k prints keys as well as values.\n");
98	fprintf(stderr, "\t-x dumps the map nickname translation table.\n");
99	exit(1);
100}
101
102int
103main(argc, argv)
104char **argv;
105{
106	char *domainname;
107	char *inkey, *inmap, *outbuf;
108	extern char *optarg;
109	extern int optind;
110	int outbuflen, key, notrans;
111	int c, r, i;
112
113	notrans = key = 0;
114	yp_get_default_domain(&domainname);
115
116	while( (c=getopt(argc, argv, "xd:kt")) != -1)
117		switch(c) {
118		case 'x':
119			for(i=0; i<sizeof ypaliases/sizeof ypaliases[0]; i++)
120				printf("Use \"%s\" for \"%s\"\n",
121					ypaliases[i].alias,
122					ypaliases[i].name);
123			exit(0);
124		case 'd':
125			domainname = optarg;
126			break;
127		case 't':
128			notrans++;
129			break;
130		case 'k':
131			key++;
132			break;
133		default:
134			usage();
135		}
136
137	if( (argc-optind) < 2 )
138		usage();
139
140	inmap = argv[argc-1];
141	for(i=0; (!notrans) && i<sizeof ypaliases/sizeof ypaliases[0]; i++)
142		if( strcmp(inmap, ypaliases[i].alias) == 0)
143			inmap = ypaliases[i].name;
144	for(; optind < argc-1; optind++) {
145		inkey = argv[optind];
146
147		r = yp_match(domainname, inmap, inkey,
148			strlen(inkey), &outbuf, &outbuflen);
149		switch(r) {
150		case 0:
151			if(key)
152				printf("%s ", inkey);
153			printf("%*.*s\n", outbuflen, outbuflen, outbuf);
154			break;
155		case YPERR_YPBIND:
156			fprintf(stderr, "yp_match: not running ypbind\n");
157			exit(1);
158		default:
159			fprintf(stderr, "Can't match key %s in map %s. Reason: %s\n",
160				inkey, inmap, yperr_string(r));
161			break;
162		}
163	}
164	exit(0);
165}
166