Move more YP user programs over.

9 files changed, 690 insertions, 2 deletions

diff --git a/usr.bin/Makefile b/usr.bin/Makefile
index 66e14e3..98c2846 100644
--- a/usr.bin/Makefile
+++ b/usr.bin/Makefile
@@ -5,7 +5,9 @@
 # XXX MISSING SOURCES:	file grep sort
 # XXX MISSING Makefile:	uucp
 # XXX Use GNU versions:	ld man apropos whatis patch
-SUBDIR=	apply ar banner basename bdes biff cal calendar \
+# Moved to secure: bdes
+#
+SUBDIR=	apply ar banner basename biff cal calendar \
 	cap_mkdb checknr chflags chpass cksum col colcrt colrm column \
 	comm compress cpp ctags cut dirname du \
 	env error expand false find finger fmt fold fpr from \
@@ -20,7 +22,7 @@ SUBDIR=	apply ar banner basename bdes biff cal calendar \
 	tn3270 touch tput tr true tset tsort tty ul uname unexpand \
 	unifdef uniq unvis users uudecode uuencode vacation \
 	vgrind vis w wall wc what whereis who whois window write \
-	xargs xinstall xstr yacc yes
+	xargs xinstall xstr yacc yes ypcat ypmatch ypwhich
 
 # Cmp, look and tail all use mmap, so new-VM only.
 # F77 and pascal are VAX/Tahoe only.
diff --git a/usr.bin/ypcat/Makefile b/usr.bin/ypcat/Makefile
new file mode 100644
index 0000000..c133eb5
--- /dev/null
+++ b/usr.bin/ypcat/Makefile
@@ -0,0 +1,6 @@
+#	from: @(#)Makefile	5.8 (Berkeley) 7/28/90
+#	$Id: Makefile,v 1.3 1994/02/17 07:06:10 rgrimes Exp $
+
+PROG=	ypcat
+
+.include <bsd.prog.mk>
diff --git a/usr.bin/ypcat/ypcat.1 b/usr.bin/ypcat/ypcat.1
new file mode 100644
index 0000000..99321b4
--- /dev/null
+++ b/usr.bin/ypcat/ypcat.1
@@ -0,0 +1,70 @@
+.\" Copyright (c) 1993 Winning Strategies, Inc.
+.\" 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. All advertising materials mentioning features or use of this software
+.\"    must display the following acknowledgement:
+.\"      This product includes software developed by Winning Strategies, Inc.
+.\" 4. The name of the author may not be used to endorse or promote products
+.\"    derived from this software withough 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.
+.\"
+.\"	$Id: ypcat.1,v 1.1 1994/01/11 19:01:27 nate Exp $
+.\"
+.Dd December 3, 1993
+.Dt YPCAT 1
+.Os
+.Sh NAME
+.Nm ypcat
+.Nd "print the values of all keys in a YP database"
+.Sh SYNOPSIS
+.Nm ypcat
+.Op Fl kt
+.Op Fl d Ar domainname
+.Ar mapname
+.Nm ypcat 
+.Fl x
+.Sh DESCRIPTION
+.Nm Ypcat
+prints out the values of all keys from the 
+.Tn YP
+database specified by
+.Ar mapname,
+which may be a map name or a map nickname.
+.Pp
+The options are as follows:
+.Bl -tag -width indent
+.It Fl d Ar domainname
+Specify a domain other than the default domain.
+.It Fl k
+Display map keys.
+This option is useful with maps in which the values are null or the key
+is not part of the value.
+.It Fl t
+Inhibit translation of map nicknames
+to their corresponding map names.
+.It Fl x
+Display the map nickname table.
+.El
+.Sh SEE ALSO
+.Xr ypmatch 1 ,
+.Xr yp 8
+.Sh AUTHOR
+Theo De Raadt
diff --git a/usr.bin/ypcat/ypcat.c b/usr.bin/ypcat/ypcat.c
new file mode 100644
index 0000000..85158a3
--- /dev/null
+++ b/usr.bin/ypcat/ypcat.c
@@ -0,0 +1,143 @@
+/*
+ * 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[] = "ypcat.c,v 1.2 1993/05/16 02:49:01 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.byaddr" },
+	{ "protocols", "protocols.bynumber" },
+	{ "services", "services.byname" },
+	{ "aliases", "mail.aliases" },
+	{ "ethers", "ethers.byname" },
+};
+
+int key;
+
+usage()
+{
+	fprintf(stderr, "Usage:\n");
+	fprintf(stderr, "\typcat [-k] [-d domainname] [-t] mapname\n");
+	fprintf(stderr, "\typcat -x\n");
+	exit(1);
+}
+
+printit(instatus, inkey, inkeylen, inval, invallen, indata)
+int instatus;
+char *inkey;
+int inkeylen;
+char *inval;
+int invallen;
+char *indata;
+{
+	if(instatus != YP_TRUE)
+		return instatus;
+	if(key)
+		printf("%*.*s ", inkeylen, inkeylen, inkey);
+	printf("%*.*s\n", invallen, invallen, inval);
+	return 0;
+}
+
+int
+main(argc, argv)
+char **argv;
+{
+	char *domainname;
+	struct ypall_callback ypcb;
+	char *inmap;
+	extern char *optarg;
+	extern int optind;
+	int 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(optind + 1 != argc )
+		usage();
+
+	inmap = argv[optind];
+	for(i=0; (!notrans) && i<sizeof ypaliases/sizeof ypaliases[0]; i++)
+		if( strcmp(inmap, ypaliases[i].alias) == 0)
+			inmap = ypaliases[i].name;
+	ypcb.foreach = printit;
+	ypcb.data = NULL;
+
+	r = yp_all(domainname, inmap, &ypcb);
+	switch(r) {
+	case 0:
+		break;
+	case YPERR_YPBIND:
+		fprintf(stderr, "ypcat: not running ypbind\n");
+		exit(1);
+	default:
+		fprintf(stderr, "No such map %s. Reason: %s\n",
+			inmap, yperr_string(r));
+		exit(1);
+	}
+	exit(0);
+}
diff --git a/usr.bin/ypmatch/Makefile b/usr.bin/ypmatch/Makefile
new file mode 100644
index 0000000..cf79ca7
--- /dev/null
+++ b/usr.bin/ypmatch/Makefile
@@ -0,0 +1,6 @@
+#	from: @(#)Makefile	5.8 (Berkeley) 7/28/90
+#	$Id: Makefile,v 1.3 1994/02/17 07:06:13 rgrimes Exp $
+
+PROG=	ypmatch
+
+.include <bsd.prog.mk>
diff --git a/usr.bin/ypmatch/ypmatch.1 b/usr.bin/ypmatch/ypmatch.1
new file mode 100644
index 0000000..0b7ac89
--- /dev/null
+++ b/usr.bin/ypmatch/ypmatch.1
@@ -0,0 +1,71 @@
+.\" Copyright (c) 1993 Winning Strategies, Inc.
+.\" 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. All advertising materials mentioning features or use of this software
+.\"    must display the following acknowledgement:
+.\"      This product includes software developed by Winning Strategies, Inc.
+.\" 4. The name of the author may not be used to endorse or promote products
+.\"    derived from this software withough 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.
+.\"
+.\"	$Id: ypmatch.1,v 1.1 1994/01/11 19:01:30 nate Exp $
+.\"
+.Dd December 3, 1993
+.Dt YPMATCH 1
+.Os
+.Sh NAME
+.Nm ypmatch
+.Nd "print the values of one or more keys in a YP database"
+.Sh SYNOPSIS
+.Nm ypmatch
+.Op Fl kt
+.Op Fl d Ar domainname
+.Ar key ...
+.Ar mapname
+.Nm ypmatch 
+.Fl x
+.Sh DESCRIPTION
+.Nm Ypmatch
+prints out the values of one or more keys from the 
+.Tn YP
+database specified by
+.Ar mapname,
+which may be a map name or a map nickname.
+.Pp
+The options are as follows:
+.Bl -tag -width indent
+.It Fl d Ar domainname
+Specify a domain other than the default domain.
+.It Fl k
+Display map keys.
+This option is useful with maps in which the values are null or the key
+is not part of the value.
+.It Fl t
+Inhibit translation of map nicknames
+to their corresponding map names.
+.It Fl x
+Display the map nickname table.
+.El
+.Sh SEE ALSO
+.Xr ypcat 1 ,
+.Xr yp 8
+.Sh AUTHOR
+Theo De Raadt
diff --git a/usr.bin/ypmatch/ypmatch.c b/usr.bin/ypmatch/ypmatch.c
new file mode 100644
index 0000000..7370e94
--- /dev/null
+++ b/usr.bin/ypmatch/ypmatch.c
@@ -0,0 +1,134 @@
+/*
+ * 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.byaddr" },
+	{ "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);
+}
diff --git a/usr.bin/ypwhich/Makefile b/usr.bin/ypwhich/Makefile
new file mode 100644
index 0000000..1c964b2
--- /dev/null
+++ b/usr.bin/ypwhich/Makefile
@@ -0,0 +1,7 @@
+#	from: @(#)Makefile	5.8 (Berkeley) 7/28/90
+#	$Id: Makefile,v 1.2 1994/02/17 07:06:22 rgrimes Exp $
+
+PROG=	ypwhich
+NOMAN=
+
+.include <bsd.prog.mk>
diff --git a/usr.bin/ypwhich/ypwhich.c b/usr.bin/ypwhich/ypwhich.c
new file mode 100644
index 0000000..cefac38
--- /dev/null
+++ b/usr.bin/ypwhich/ypwhich.c
@@ -0,0 +1,249 @@
+/*
+ * 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[] = "ypwhich.c,v 1.2 1993/05/16 02:49:10 deraadt Exp";
+#endif
+
+#include <sys/param.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <netdb.h>
+#include <rpc/rpc.h>
+#include <rpc/xdr.h>
+#include <rpcsvc/yp_prot.h>
+#include <rpcsvc/ypclnt.h>
+
+extern bool_t xdr_domainname();
+
+struct ypalias {
+	char *alias, *name;
+} ypaliases[] = {
+	{ "passwd", "passwd.byname" },
+	{ "group", "group.byname" },
+	{ "networks", "networks.byaddr" },
+	{ "hosts", "hosts.byaddr" },
+	{ "protocols", "protocols.bynumber" },
+	{ "services", "services.byname" },
+	{ "aliases", "mail.aliases" },
+	{ "ethers", "ethers.byname" },
+};
+
+usage()
+{
+	fprintf(stderr, "Usage:\n");
+	fprintf(stderr, "\typwhich [-d domain] [[-t] -m [mname] | host]\n");
+	fprintf(stderr, "\typwhich -x\n");
+	exit(1);
+}
+
+
+/*
+ * Like yp_bind except can query a specific host
+ */
+bind_host(dom, sin)
+char *dom;
+struct sockaddr_in *sin;
+{
+	struct hostent *hent = NULL;
+	struct ypbind_resp ypbr;
+	struct dom_binding *ysd;
+	struct timeval tv;
+	CLIENT *client;
+	int sock, r;
+	u_long ss_addr;
+
+	sock = RPC_ANYSOCK;
+	tv.tv_sec = 15;
+	tv.tv_usec = 0;
+	client = clntudp_create(sin, YPBINDPROG, YPBINDVERS, tv, &sock);
+	if(client==NULL) {
+		fprintf(stderr, "can't clntudp_create: %s\n",
+			yperr_string(YPERR_YPBIND));
+		return YPERR_YPBIND;
+	}
+
+	tv.tv_sec = 5;
+	tv.tv_usec = 0;
+	r = clnt_call(client, YPBINDPROC_DOMAIN,
+		xdr_domainname, dom, xdr_ypbind_resp, &ypbr, tv);
+	if( r != RPC_SUCCESS) {
+		fprintf(stderr, "can't clnt_call: %s\n",
+			yperr_string(YPERR_YPBIND));
+		clnt_destroy(client);
+		return YPERR_YPBIND;
+	} else {
+		if (ypbr.ypbind_status != YPBIND_SUCC_VAL) {
+			fprintf(stderr, "can't yp_bind: Reason: %s\n",
+				yperr_string(ypbr.ypbind_status));
+			clnt_destroy(client);
+			return r;
+		}
+	}
+	clnt_destroy(client);
+
+	ss_addr = ypbr.ypbind_respbody.ypbind_bindinfo.ypbind_binding_addr.s_addr;
+	/*printf("%08x\n", ss_addr);*/
+	hent = gethostbyaddr((char *)&ss_addr, sizeof(ss_addr), AF_INET);
+	if (hent)
+		printf("%s\n", hent->h_name);
+	else
+		printf("%s\n", inet_ntoa(ss_addr));
+	return 0;
+}
+	
+int
+main(argc, argv)
+char **argv;
+{
+	char *domainname, *master, *map;
+	struct ypmaplist *ypml, *y;
+	extern char *optarg;
+	extern int optind;
+	struct hostent *hent;
+	struct sockaddr_in sin;
+	int notrans, mode, getmap;
+	int c, r, i;
+
+	yp_get_default_domain(&domainname);
+
+	map = NULL;
+	getmap = notrans = mode = 0;
+	while( (c=getopt(argc, argv, "xd:mt")) != -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 'm':
+			mode++;
+			break;
+		default:
+			usage();
+		}
+
+	if(mode==0) {
+		switch(argc-optind) {
+		case 0:
+			bzero(&sin, sizeof sin);
+			sin.sin_family = AF_INET;
+			sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
+
+			if(bind_host(domainname, &sin))
+				exit(1);
+			break;
+		case 1:
+			bzero(&sin, sizeof sin);
+			sin.sin_family = AF_INET;
+			if( (sin.sin_addr.s_addr=inet_addr(argv[optind]))==-1) {
+				hent = gethostbyname(argv[optind]);
+				if(!hent) {
+					fprintf(stderr, "ypwhich: host %s unknown\n",
+						argv[optind]);
+					exit(1);
+				}
+				bcopy((char *)hent->h_addr_list[0],
+					(char *)&sin.sin_addr, sizeof sin.sin_addr);
+			}
+			if(bind_host(domainname, &sin))
+				exit(1);
+			break;
+		default:
+			usage();
+		}
+		exit(0);
+	}
+
+	if( argc-optind > 1)
+		usage();
+
+	if(argv[optind]) {
+		map = argv[optind];
+		for(i=0; (!notrans) && i<sizeof ypaliases/sizeof ypaliases[0]; i++)
+			if( strcmp(map, ypaliases[i].alias) == 0)
+				map = ypaliases[i].name;
+		r = yp_master(domainname, map, &master);
+		switch(r) {
+		case 0:
+			printf("%s\n", master);
+			free(master);
+			break;
+		case YPERR_YPBIND:
+			fprintf(stderr, "ypwhich: not running ypbind\n");
+			exit(1);
+		default:
+			fprintf(stderr, "Can't find master for map %s. Reason: %s\n",
+				map, yperr_string(r));
+			exit(1);
+		}
+		exit(0);
+	}
+
+	ypml = NULL;
+	r = yp_maplist(domainname, &ypml);
+	switch(r) {
+	case 0:
+		for(y=ypml; y; ) {
+			ypml = y;
+			r = yp_master(domainname, ypml->ypml_name, &master);
+			switch(r) {
+			case 0:
+				printf("%s %s\n", ypml->ypml_name, master);
+				free(master);
+				break;
+			default:
+				fprintf(stderr,
+					"YP: can't find the master of %s: Reason: %s\n",
+					ypml->ypml_name, yperr_string(r));
+				break;
+			}
+			y = ypml->ypml_next;
+			free(ypml);
+		}
+		break;
+	case YPERR_YPBIND:
+		fprintf(stderr, "ypwhich: not running ypbind\n");
+		exit(1);
+	default:
+		fprintf(stderr, "Can't get map list for domain %s. Reason: %s\n",
+			domainname, yperr_string(r));
+		exit(1);
+	}
+	exit(0);
+}