NetBSD/usr.bin/ypmatch/ypmatch.c

155 lines
3.5 KiB
C

/* $NetBSD: ypmatch.c,v 1.19 2009/06/21 14:59:53 wiz Exp $ */
/*
* Copyright (c) 1992, 1993 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.
*
* 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.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: ypmatch.c,v 1.19 2009/06/21 14:59:53 wiz Exp $");
#endif
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <rpc/rpc.h>
#include <rpc/xdr.h>
#include <rpcsvc/yp_prot.h>
#include <rpcsvc/ypclnt.h>
#include "ypalias_init.h"
static void usage(void) __attribute__((__noreturn__));
int
main(int argc, char *argv[])
{
char *domainname;
char *inkey, *outbuf;
const char *inmap;
int outbuflen, key, null, notrans;
int c, r, len;
size_t i;
int rval;
const struct ypalias *ypaliases;
setprogname(*argv);
domainname = NULL;
notrans = key = null = 0;
ypaliases = ypalias_init();
while ((c = getopt(argc, argv, "xd:ktz")) != -1) {
switch (c) {
case 'x':
for(i = 0; ypaliases[i].alias; i++)
printf("Use \"%s\" for \"%s\"\n",
ypaliases[i].alias,
ypaliases[i].name);
return 0;
case 'd':
domainname = optarg;
break;
case 't':
notrans++;
break;
case 'k':
key++;
break;
case 'z':
null++;
break;
default:
usage();
}
}
argc -= optind;
argv += optind;
if (argc < 2)
usage();
if (domainname == NULL)
yp_get_default_domain(&domainname);
inmap = argv[argc - 1];
if (notrans == 0) {
for (i = 0; ypaliases[i].alias; i++)
if (strcmp(inmap, ypaliases[i].alias) == 0)
inmap = ypaliases[i].name;
}
rval = 0;
for(c = 0; c < (argc - 1); c++) {
inkey = argv[c];
len = strlen(inkey);
if (null)
len++;
r = yp_match(domainname, inmap, inkey, len,
&outbuf, &outbuflen);
switch (r) {
case 0:
if (key)
printf("%s: ", inkey);
fwrite(outbuf, outbuflen, 1, stdout);
putc('\n', stdout);
break;
case YPERR_YPBIND:
errx(1, "not running ypbind");
default:
warnx("can't match key %s in map %s. Reason: %s",
inkey, inmap, yperr_string(r));
rval = 1;
break;
}
}
return rval;
}
static void
usage(void)
{
(void)fprintf(stderr, "Usage: %s [-ktz] [-d domain] key ... "
"mapname\n", getprogname());
(void)fprintf(stderr, " %s -x\n", getprogname());
exit(1);
}