1 /* 2 * Copyright (c) 1992, 1993 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. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Theo de Raadt. 16 * 4. The name of the author may not be used to endorse or promote 17 * products derived from this software without specific prior written 18 * permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 21 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 24 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #ifndef LINT 34 static char rcsid[] = "$Id: ypmatch.c,v 1.4 1994/05/25 09:54:56 deraadt Exp $"; 35 #endif 36 37 #include <sys/param.h> 38 #include <sys/types.h> 39 #include <sys/socket.h> 40 #include <stdio.h> 41 #include <ctype.h> 42 43 #include <rpc/rpc.h> 44 #include <rpc/xdr.h> 45 #include <rpcsvc/yp_prot.h> 46 #include <rpcsvc/ypclnt.h> 47 48 struct ypalias { 49 char *alias, *name; 50 } ypaliases[] = { 51 { "passwd", "passwd.byname" }, 52 { "group", "group.byname" }, 53 { "networks", "networks.byaddr" }, 54 { "hosts", "hosts.byname" }, 55 { "protocols", "protocols.bynumber" }, 56 { "services", "services.byname" }, 57 { "aliases", "mail.aliases" }, 58 { "ethers", "ethers.byname" }, 59 }; 60 61 usage() 62 { 63 fprintf(stderr, "Usage:\n"); 64 fprintf(stderr, "\typmatch [-d domain] [-t] [-k] key [key ...] mname\n"); 65 fprintf(stderr, "\typmatch -x\n"); 66 fprintf(stderr, "where\n"); 67 fprintf(stderr, "\tmname may be either a mapname or a nickname for a map\n"); 68 fprintf(stderr, "\t-t inhibits map nickname translation\n"); 69 fprintf(stderr, "\t-k prints keys as well as values.\n"); 70 fprintf(stderr, "\t-x dumps the map nickname translation table.\n"); 71 exit(1); 72 } 73 74 int 75 main(argc, argv) 76 char **argv; 77 { 78 char *domainname; 79 char *inkey, *inmap, *outbuf; 80 extern char *optarg; 81 extern int optind; 82 int outbuflen, key, notrans; 83 int c, r, i; 84 85 notrans = key = 0; 86 yp_get_default_domain(&domainname); 87 88 while( (c=getopt(argc, argv, "xd:kt")) != -1) 89 switch(c) { 90 case 'x': 91 for(i=0; i<sizeof ypaliases/sizeof ypaliases[0]; i++) 92 printf("Use \"%s\" for \"%s\"\n", 93 ypaliases[i].alias, 94 ypaliases[i].name); 95 exit(0); 96 case 'd': 97 domainname = optarg; 98 break; 99 case 't': 100 notrans++; 101 break; 102 case 'k': 103 key++; 104 break; 105 default: 106 usage(); 107 } 108 109 if( (argc-optind) < 2 ) 110 usage(); 111 112 inmap = argv[argc-1]; 113 for(i=0; (!notrans) && i<sizeof ypaliases/sizeof ypaliases[0]; i++) 114 if( strcmp(inmap, ypaliases[i].alias) == 0) 115 inmap = ypaliases[i].name; 116 for(; optind < argc-1; optind++) { 117 inkey = argv[optind]; 118 119 r = yp_match(domainname, inmap, inkey, 120 strlen(inkey), &outbuf, &outbuflen); 121 switch(r) { 122 case 0: 123 if(key) 124 printf("%s ", inkey); 125 printf("%*.*s\n", outbuflen, outbuflen, outbuf); 126 break; 127 case YPERR_YPBIND: 128 fprintf(stderr, "yp_match: not running ypbind\n"); 129 exit(1); 130 default: 131 fprintf(stderr, "Can't match key %s in map %s. Reason: %s\n", 132 inkey, inmap, yperr_string(r)); 133 break; 134 } 135 } 136 exit(0); 137 } 138