HardenedBSD/usr.bin/ypmatch/ypmatch.c
Bill Paul 12aeae6c45 Submitted by: Sebastian Strollo <seb@erix.ericsson.se>
Use hosts.byname as the alias for 'hosts' instead of hosts.byaddr.
1995-03-25 23:26:54 +00:00

135 lines
3.8 KiB
C

/*
* Copyright (c) 1992/3 Theo de Raadt <deraadt@fsa.ca>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef LINT
static char rcsid[] = "ypmatch.c,v 1.2 1993/05/16 02:49:03 deraadt Exp";
#endif
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>
#include <ctype.h>
#include <rpc/rpc.h>
#include <rpc/xdr.h>
#include <rpcsvc/yp_prot.h>
#include <rpcsvc/ypclnt.h>
struct ypalias {
char *alias, *name;
} ypaliases[] = {
{ "passwd", "passwd.byname" },
{ "group", "group.byname" },
{ "networks", "networks.byaddr" },
{ "hosts", "hosts.byname" },
{ "protocols", "protocols.bynumber" },
{ "services", "services.byname" },
{ "aliases", "mail.aliases" },
{ "ethers", "ethers.byname" },
};
usage()
{
fprintf(stderr, "Usage:\n");
fprintf(stderr, "\typmatch [-d domain] [-t] [-k] key [key ...] mname\n");
fprintf(stderr, "\typmatch -x\n");
fprintf(stderr, "where\n");
fprintf(stderr, "\tmname may be either a mapname or a nickname for a map\n");
fprintf(stderr, "\t-t inhibits map nickname translation\n");
fprintf(stderr, "\t-k prints keys as well as values.\n");
fprintf(stderr, "\t-x dumps the map nickname translation table.\n");
exit(1);
}
int
main(argc, argv)
char **argv;
{
char *domainname;
char *inkey, *inmap, *outbuf;
extern char *optarg;
extern int optind;
int outbuflen, key, notrans;
int c, r, i;
notrans = key = 0;
yp_get_default_domain(&domainname);
while( (c=getopt(argc, argv, "xd:kt")) != -1)
switch(c) {
case 'x':
for(i=0; i<sizeof ypaliases/sizeof ypaliases[0]; i++)
printf("Use \"%s\" for \"%s\"\n",
ypaliases[i].alias,
ypaliases[i].name);
exit(0);
case 'd':
domainname = optarg;
break;
case 't':
notrans++;
break;
case 'k':
key++;
break;
default:
usage();
}
if( (argc-optind) < 2 )
usage();
inmap = argv[argc-1];
for(i=0; (!notrans) && i<sizeof ypaliases/sizeof ypaliases[0]; i++)
if( strcmp(inmap, ypaliases[i].alias) == 0)
inmap = ypaliases[i].name;
for(; optind < argc-1; optind++) {
inkey = argv[optind];
r = yp_match(domainname, inmap, inkey,
strlen(inkey), &outbuf, &outbuflen);
switch(r) {
case 0:
if(key)
printf("%s ", inkey);
printf("%*.*s\n", outbuflen, outbuflen, outbuf);
break;
case YPERR_YPBIND:
fprintf(stderr, "yp_match: not running ypbind\n");
exit(1);
default:
fprintf(stderr, "Can't match key %s in map %s. Reason: %s\n",
inkey, inmap, yperr_string(r));
break;
}
}
exit(0);
}