1/* $NetBSD: ypcat.c,v 1.17 2012/03/02 17:27:49 christos 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 1.17 2012/03/02 17:27:49 christos 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 52static int printit(int, char *, int, char *, int, char *); 53static void usage(void) __attribute__((__noreturn__)); 54 55static int compressspace; 56 57 58int 59main(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 150static int 151printit(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 184static void 185usage(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