ypmatch.c revision 1.16 1 /* $NetBSD: ypmatch.c,v 1.16 2004/01/05 23:23:37 jmmv Exp $ */
2
3 /*
4 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt (at) fsa.ca>
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/cdefs.h>
30 #ifndef lint
31 __RCSID("$NetBSD: ypmatch.c,v 1.16 2004/01/05 23:23:37 jmmv Exp $");
32 #endif
33
34 #include <sys/param.h>
35 #include <sys/types.h>
36 #include <sys/socket.h>
37 #include <ctype.h>
38 #include <err.h>
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <string.h>
42 #include <unistd.h>
43
44 #include <rpc/rpc.h>
45 #include <rpc/xdr.h>
46 #include <rpcsvc/yp_prot.h>
47 #include <rpcsvc/ypclnt.h>
48
49 const struct ypalias {
50 char *alias, *name;
51 } ypaliases[] = {
52 { "passwd", "passwd.byname" },
53 { "group", "group.byname" },
54 { "networks", "networks.byaddr" },
55 { "hosts", "hosts.byname" },
56 { "protocols", "protocols.bynumber" },
57 { "services", "services.byname" },
58 { "aliases", "mail.aliases" },
59 { "ethers", "ethers.byname" },
60 };
61
62 int main __P((int, char *[]));
63 void usage __P((void));
64
65 int
66 main(argc, argv)
67 int argc;
68 char *argv[];
69 {
70 char *domainname;
71 char *inkey, *inmap, *outbuf;
72 int outbuflen, key, null, notrans;
73 int c, r, i, len;
74 int rval;
75
76 domainname = NULL;
77 notrans = key = null = 0;
78 while ((c = getopt(argc, argv, "xd:ktz")) != -1) {
79 switch (c) {
80 case 'x':
81 for(i = 0;
82 i < sizeof(ypaliases)/sizeof(ypaliases[0]); i++)
83 printf("Use \"%s\" for \"%s\"\n",
84 ypaliases[i].alias,
85 ypaliases[i].name);
86 exit(0);
87
88 case 'd':
89 domainname = optarg;
90 break;
91
92 case 't':
93 notrans++;
94 break;
95
96 case 'k':
97 key++;
98 break;
99
100 case 'z':
101 null++;
102 break;
103
104 default:
105 usage();
106 }
107 }
108
109 argc -= optind;
110 argv += optind;
111
112 if (argc < 2)
113 usage();
114
115 if (domainname == NULL)
116 yp_get_default_domain(&domainname);
117
118 inmap = argv[argc - 1];
119 if (notrans == 0) {
120 for (i = 0 ; i < sizeof(ypaliases)/sizeof(ypaliases[0]); i++)
121 if (strcmp(inmap, ypaliases[i].alias) == 0)
122 inmap = ypaliases[i].name;
123 }
124
125 rval = 0;
126 for(i = 0; i < (argc - 1); i++) {
127 inkey = argv[i];
128
129 len = strlen(inkey);
130 if (null)
131 len++;
132 r = yp_match(domainname, inmap, inkey, len,
133 &outbuf, &outbuflen);
134 switch (r) {
135 case 0:
136 if (key)
137 printf("%s: ", inkey);
138 fwrite(outbuf, outbuflen, 1, stdout);
139 putc('\n', stdout);
140 break;
141
142 case YPERR_YPBIND:
143 errx(1, "not running ypbind");
144
145 default:
146 warnx("can't match key %s in map %s. Reason: %s",
147 inkey, inmap, yperr_string(r));
148 rval = 1;
149 break;
150 }
151 }
152
153 exit(rval);
154 }
155
156 void
157 usage()
158 {
159
160 fprintf(stderr, "usage: %s [-d domain] [-tkz] key [key ...] "
161 "mapname\n", getprogname());
162 fprintf(stderr, " %s -x\n", getprogname());
163 exit(1);
164 }
165