1 /* 2 * Copyright (c) 1992/3 Theo de Raadt <deraadt@fsa.ca> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote 14 * products derived from this software without specific prior written 15 * permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #include <sys/cdefs.h> 31 32 __FBSDID("$FreeBSD$"); 33 34 #include <sys/param.h> 35 #include <sys/types.h> 36 #include <sys/socket.h> 37 38 #include <rpc/rpc.h> 39 #include <rpc/xdr.h> 40 #include <rpcsvc/yp_prot.h> 41 #include <rpcsvc/ypclnt.h> 42 43 #include <ctype.h> 44 #include <err.h> 45 #include <stdio.h> 46 #include <stdlib.h> 47 #include <string.h> 48 #include <unistd.h> 49 50 struct ypalias { 51 const char *alias, *name; 52 } ypaliases[] = { 53 { "passwd", "passwd.byname" }, 54 { "master.passwd", "master.passwd.byname" }, 55 { "group", "group.byname" }, 56 { "networks", "networks.byaddr" }, 57 { "hosts", "hosts.byaddr" }, 58 { "protocols", "protocols.bynumber" }, 59 { "services", "services.byname" }, 60 { "aliases", "mail.aliases" }, 61 { "ethers", "ethers.byname" }, 62 }; 63 64 int key; 65 66 static void 67 usage(void) 68 { 69 fprintf(stderr, "%s\n%s\n", 70 "usage: ypcat [-k] [-d domainname] [-t] mapname", 71 " ypcat -x"); 72 exit(1); 73 } 74 75 static int 76 printit(unsigned long instatus, char *inkey, int inkeylen, char *inval, int invallen, void *dummy __unused) 77 { 78 if (instatus != YP_TRUE) 79 return (instatus); 80 if (key) 81 printf("%*.*s ", inkeylen, inkeylen, inkey); 82 printf("%*.*s\n", invallen, invallen, inval); 83 return (0); 84 } 85 86 int 87 main(int argc, char *argv[]) 88 { 89 char *domainname = NULL; 90 struct ypall_callback ypcb; 91 char *inmap; 92 int notrans; 93 int c, r; 94 u_int i; 95 96 notrans = key = 0; 97 98 while ((c = getopt(argc, argv, "xd:kt")) != -1) 99 switch (c) { 100 case 'x': 101 for (i = 0; i<sizeof ypaliases/sizeof ypaliases[0]; i++) 102 printf("Use \"%s\" for \"%s\"\n", 103 ypaliases[i].alias, 104 ypaliases[i].name); 105 exit(0); 106 case 'd': 107 domainname = optarg; 108 break; 109 case 't': 110 notrans++; 111 break; 112 case 'k': 113 key++; 114 break; 115 default: 116 usage(); 117 } 118 119 if (optind + 1 != argc) 120 usage(); 121 122 if (!domainname) 123 yp_get_default_domain(&domainname); 124 125 inmap = argv[optind]; 126 for (i = 0; (!notrans) && i<sizeof ypaliases/sizeof ypaliases[0]; i++) 127 if (strcmp(inmap, ypaliases[i].alias) == 0) 128 inmap = ypaliases[i].name; 129 ypcb.foreach = printit; 130 ypcb.data = NULL; 131 132 r = yp_all(domainname, inmap, &ypcb); 133 switch (r) { 134 case 0: 135 break; 136 case YPERR_YPBIND: 137 errx(1, "not running ypbind"); 138 default: 139 errx(1, "no such map %s. reason: %s", inmap, yperr_string(r)); 140 } 141 exit(0); 142 } 143