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ypcat.c revision 1.2 
      1 /*
      2  * Copyright (c) 1992/3 Theo de Raadt <deraadt (at) 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 #ifndef LINT
     31 static char rcsid[] = "$Id: ypcat.c,v 1.2 1993/05/16 02:49:01 deraadt Exp $";
     32 #endif
     33 
     34 #include <sys/param.h>
     35 #include <sys/types.h>
     36 #include <sys/socket.h>
     37 #include <stdio.h>
     38 #include <ctype.h>
     39 
     40 #include <rpc/rpc.h>
     41 #include <rpc/xdr.h>
     42 #include <rpcsvc/yp_prot.h>
     43 #include <rpcsvc/ypclnt.h>
     44 
     45 struct ypalias {
     46 	char *alias, *name;
     47 } ypaliases[] = {
     48 	{ "passwd", "passwd.byname" },
     49 	{ "group", "group.byname" },
     50 	{ "networks", "networks.byaddr" },
     51 	{ "hosts", "hosts.byaddr" },
     52 	{ "protocols", "protocols.bynumber" },
     53 	{ "services", "services.byname" },
     54 	{ "aliases", "mail.aliases" },
     55 	{ "ethers", "ethers.byname" },
     56 };
     57 
     58 int key;
     59 
     60 usage()
     61 {
     62 	fprintf(stderr, "Usage:\n");
     63 	fprintf(stderr, "\typcat [-k] [-d domainname] [-t] mapname\n");
     64 	fprintf(stderr, "\typcat -x\n");
     65 	exit(1);
     66 }
     67 
     68 printit(instatus, inkey, inkeylen, inval, invallen, indata)
     69 int instatus;
     70 char *inkey;
     71 int inkeylen;
     72 char *inval;
     73 int invallen;
     74 char *indata;
     75 {
     76 	if(instatus != YP_TRUE)
     77 		return instatus;
     78 	if(key)
     79 		printf("%*.*s ", inkeylen, inkeylen, inkey);
     80 	printf("%*.*s\n", invallen, invallen, inval);
     81 	return 0;
     82 }
     83 
     84 int
     85 main(argc, argv)
     86 char **argv;
     87 {
     88 	char *domainname;
     89 	struct ypall_callback ypcb;
     90 	char *inmap;
     91 	extern char *optarg;
     92 	extern int optind;
     93 	int notrans;
     94 	int c, r, i;
     95 
     96 	notrans = key = 0;
     97 	yp_get_default_domain(&domainname);
     98 
     99 	while( (c=getopt(argc, argv, "xd:kt")) != -1)
    100 		switch(c) {
    101 		case 'x':
    102 			for(i=0; i<sizeof ypaliases/sizeof ypaliases[0]; i++)
    103 				printf("Use \"%s\" for \"%s\"\n",
    104 					ypaliases[i].alias,
    105 					ypaliases[i].name);
    106 			exit(0);
    107 		case 'd':
    108 			domainname = optarg;
    109 			break;
    110 		case 't':
    111 			notrans++;
    112 			break;
    113 		case 'k':
    114 			key++;
    115 			break;
    116 		default:
    117 			usage();
    118 		}
    119 
    120 	if(optind + 1 != argc )
    121 		usage();
    122 
    123 	inmap = argv[optind];
    124 	for(i=0; (!notrans) && i<sizeof ypaliases/sizeof ypaliases[0]; i++)
    125 		if( strcmp(inmap, ypaliases[i].alias) == 0)
    126 			inmap = ypaliases[i].name;
    127 	ypcb.foreach = printit;
    128 	ypcb.data = NULL;
    129 
    130 	r = yp_all(domainname, inmap, &ypcb);
    131 	switch(r) {
    132 	case 0:
    133 		break;
    134 	case YPERR_YPBIND:
    135 		fprintf(stderr, "ypcat: not running ypbind\n");
    136 		exit(1);
    137 	default:
    138 		fprintf(stderr, "No such map %s. Reason: %s\n",
    139 			inmap, yperr_string(r));
    140 		exit(1);
    141 	}
    142 	exit(0);
    143 }
    144