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ypcat.c revision 1.8 
      1 /*	$NetBSD: ypcat.c,v 1.8 1997/11/01 06:40:35 lukem Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1992, 1993 Theo de Raadt <deraadt (at) 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  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by Theo de Raadt.
     18  * 4. The name of the author may not be used to endorse or promote
     19  *    products derived from this software without specific prior written
     20  *    permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     23  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     24  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
     26  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  * SUCH DAMAGE.
     33  */
     34 
     35 #include <sys/cdefs.h>
     36 #ifndef lint
     37 __RCSID("$NetBSD: ypcat.c,v 1.8 1997/11/01 06:40:35 lukem Exp $");
     38 #endif
     39 
     40 #include <sys/param.h>
     41 #include <sys/types.h>
     42 #include <sys/socket.h>
     43 #include <ctype.h>
     44 #include <err.h>
     45 #include <stdio.h>
     46 #include <unistd.h>
     47 
     48 #include <rpc/rpc.h>
     49 #include <rpc/xdr.h>
     50 #include <rpcsvc/yp_prot.h>
     51 #include <rpcsvc/ypclnt.h>
     52 
     53 const struct ypalias {
     54 	char *alias, *name;
     55 } ypaliases[] = {
     56 	{ "passwd", "passwd.byname" },
     57 	{ "group", "group.byname" },
     58 	{ "networks", "networks.byaddr" },
     59 	{ "hosts", "hosts.byaddr" },
     60 	{ "protocols", "protocols.bynumber" },
     61 	{ "services", "services.byname" },
     62 	{ "aliases", "mail.aliases" },
     63 	{ "ethers", "ethers.byname" },
     64 };
     65 
     66 int	main __P((int, char *[]));
     67 int	printit __P((int, char *, int, char *, int, char *));
     68 void	usage __P((void));
     69 
     70 int key;
     71 
     72 extern	char *__progname;
     73 
     74 int
     75 main(argc, argv)
     76 	int argc;
     77 	char *argv[];
     78 {
     79 	char *domainname;
     80 	struct ypall_callback ypcb;
     81 	char *inmap;
     82 	int notrans;
     83 	int c, r, i;
     84 
     85 	domainname = NULL;
     86 	notrans = key = 0;
     87 	while((c = getopt(argc, argv, "xd:kt")) != -1) {
     88 		switch (c) {
     89 		case 'x':
     90 			for (i = 0;
     91 			    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 
     97 		case 'd':
     98 			domainname = optarg;
     99 			break;
    100 
    101 		case 't':
    102 			notrans++;
    103 			break;
    104 
    105 		case 'k':
    106 			key++;
    107 			break;
    108 
    109 		default:
    110 			usage();
    111 		}
    112 	}
    113 
    114 	argc -= optind;
    115 	argv += optind;
    116 
    117 	if (argc != 1)
    118 		usage();
    119 
    120 	if (domainname == NULL)
    121 		yp_get_default_domain(&domainname);
    122 
    123 	inmap = argv[0];
    124 	if (notrans == 0) {
    125 		for (i = 0; i < sizeof(ypaliases)/sizeof(ypaliases[0]); i++)
    126 			if (strcmp(inmap, ypaliases[i].alias) == 0)
    127 				inmap = ypaliases[i].name;
    128 	}
    129 
    130 	ypcb.foreach = printit;
    131 	ypcb.data = NULL;
    132 
    133 	r = yp_all(domainname, inmap, &ypcb);
    134 	switch (r) {
    135 	case 0:
    136 		break;
    137 
    138 	case YPERR_YPBIND:
    139 		errx(1, "not running ypbind");
    140 
    141 	default:
    142 		errx(1, "no such map %s.  Reason: %s", inmap, yperr_string(r));
    143 	}
    144 	exit(0);
    145 }
    146 
    147 int
    148 printit(instatus, inkey, inkeylen, inval, invallen, indata)
    149 	int instatus;
    150 	char *inkey;
    151 	int inkeylen;
    152 	char *inval;
    153 	int invallen;
    154 	char *indata;
    155 {
    156 
    157 	if (instatus != YP_TRUE)
    158 		return instatus;
    159 	if (key)
    160 		printf("%*.*s", inkeylen, inkeylen, inkey);
    161 	if (invallen)
    162 		printf("%s%*.*s", (key ? " " : ""), invallen, invallen, inval);
    163 	printf("\n");
    164 	return 0;
    165 }
    166 
    167 void
    168 usage()
    169 {
    170 
    171 	fprintf(stderr, "usage: %s [-k] [-d domainname] [-t] mapname\n",
    172 	    __progname);
    173 	fprintf(stderr, "       %s -x\n", __progname);
    174 	exit(1);
    175 }
    176