1 /* $NetBSD: ypcat.c,v 1.18 2012/03/02 18:55:16 matt Exp $ */
2
3 /*
4 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@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: ypcat.c,v 1.18 2012/03/02 18:55:16 matt Exp $");
32 #endif
33
34 #include <sys/param.h>
35 #include <sys/types.h>
36 #include <sys/socket.h>
37 #include <sys/errno.h>
38 #include <ctype.h>
39 #include <err.h>
40 #include <stdio.h>
41 #include <stdlib.h>
42 #include <string.h>
43 #include <unistd.h>
44
45 #include <rpc/rpc.h>
46 #include <rpc/xdr.h>
47 #include <rpcsvc/yp_prot.h>
48 #include <rpcsvc/ypclnt.h>
49
50 #include "ypalias_init.h"
51
52 static int printit(int, char *, int, char *, int, char *);
53 static void usage(void) __attribute__((__noreturn__));
54
55 static int compressspace;
56
57
58 int
main(int argc,char * argv[])59 main(int argc, char *argv[])
60 {
61 char *domainname, *b_retry_cnt;
62 struct ypall_callback ypcb;
63 const char *inmap;
64 int notrans;
65 int c, r;
66 size_t i;
67 const struct ypalias *ypaliases;
68 int key;
69
70 setprogname(*argv);
71 domainname = b_retry_cnt = NULL;
72 notrans = key = 0;
73 ypaliases = ypalias_init();
74 while((c = getopt(argc, argv, "bd:kstx")) != -1) {
75 switch (c) {
76 case 'b':
77 b_retry_cnt = optarg;
78 break;
79
80 case 'd':
81 domainname = optarg;
82 break;
83
84 case 'k':
85 key++;
86 break;
87
88 case 's':
89 compressspace++;
90 break;
91
92 case 'x':
93 for (i = 0; ypaliases[i].alias; i++)
94 printf("Use \"%s\" for \"%s\"\n",
95 ypaliases[i].alias,
96 ypaliases[i].name);
97 return 0;
98
99 case 't':
100 notrans++;
101 break;
102
103 default:
104 usage();
105 }
106 }
107
108 argc -= optind;
109 argv += optind;
110
111 if (argc != 1)
112 usage();
113
114 if (b_retry_cnt != NULL) {
115 char *s;
116 unsigned long l;
117
118 l = strtoul(b_retry_cnt, &s, 10);
119 if (*s != '\0' || l > 0xffff) usage();
120 yp_setbindtries((int)l);
121 }
122
123 if (domainname == NULL)
124 yp_get_default_domain(&domainname);
125
126 inmap = argv[0];
127 if (notrans == 0) {
128 for (i = 0; ypaliases[i].alias; i++)
129 if (strcmp(inmap, ypaliases[i].alias) == 0)
130 inmap = ypaliases[i].name;
131 }
132
133 ypcb.foreach = printit;
134 ypcb.data = key ? (void *)&key : NULL;
135
136 r = yp_all(domainname, inmap, &ypcb);
137 switch (r) {
138 case 0:
139 break;
140
141 case YPERR_YPBIND:
142 errx(1, "not running ypbind");
143
144 default:
145 errx(1, "no such map %s. Reason: %s", inmap, yperr_string(r));
146 }
147 return 0;
148 }
149
150 static int
printit(int instatus,char * inkey,int inkeylen,char * inval,int invallen,char * indata)151 printit(int instatus, char *inkey, int inkeylen, char *inval,
152 int invallen, char *indata)
153 {
154
155 if (instatus != YP_TRUE)
156 return instatus;
157 if (indata)
158 (void)printf("%*.*s", inkeylen, inkeylen, inkey);
159 if (invallen) {
160 if (indata)
161 (void)putc(' ', stdout);
162 if (compressspace) {
163 int i;
164 int hadspace = 0;
165
166 for (i = 0; i < invallen; i++) {
167 if (isspace((unsigned char)inval[i])) {
168 if (hadspace)
169 continue;
170 hadspace = 1;
171 (void)putc(' ', stdout);
172 } else {
173 hadspace = 0;
174 (void)putc(inval[i], stdout);
175 }
176 }
177 } else
178 (void)printf("%*.*s", invallen, invallen, inval);
179 }
180 (void)putc('\n', stdout);
181 return 0;
182 }
183
184 static void
usage(void)185 usage(void)
186 {
187
188 (void)fprintf(stderr, "Usage: %s [-kst] [-b <num-retry> "
189 "[-d <domainname>] <mapname>\n", getprogname());
190 (void)fprintf(stderr, " %s -x\n", getprogname());
191 exit(1);
192 }
193