/*	$OpenBSD: lockd.c,v 1.8 2008/05/17 23:31:52 sobrado Exp $	*/

/*
 * Copyright (c) 1995
 *	A.R. Gordon (andrew.gordon@net-tel.co.uk).  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 for the FreeBSD project
 * 4. Neither the name of the author nor the names of any co-contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY ANDREW GORDON AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <rpc/rpc.h>
#include <rpc/pmap_clnt.h>
#include <rpcsvc/sm_inter.h>
#include "nlm_prot.h"
#include <arpa/inet.h>
#include <stdio.h>
#include <syslog.h>
#include <stdlib.h>
#include <string.h>
#include <netdb.h>

#include "lockd.h"

extern void nlm_prog_1(struct svc_req *, SVCXPRT *);
extern void nlm_prog_3(struct svc_req *, SVCXPRT *);

int     debug_level = 0;	/* Zero means no debugging syslog() calls	 */

int     _rpcsvcdirty;

int
main(int argc, char *argv[])
{
	SVCXPRT *transp;

	if (argc > 1) {
		if (strncmp(argv[1], "-d", 2)) {
			fprintf(stderr,
			    "usage: rpc.lockd [-d [debug_level]]\n");
			exit(1);
		}
		if (argc > 2)
			debug_level = atoi(argv[2]);
		else
			debug_level = atoi(argv[1] + 2);
		if (!debug_level)
			debug_level = 1;
	}
	(void) pmap_unset(NLM_PROG, NLM_VERS);
	(void) pmap_unset(NLM_PROG, NLM_VERSX);

	transp = svcudp_create(RPC_ANYSOCK);
	if (transp == NULL) {
		fprintf(stderr, "cannot create udp service.\n");
		exit(1);
	}
	if (!svc_register(transp, NLM_PROG, NLM_VERS,
	    (void (*) (struct svc_req *, SVCXPRT *)) nlm_prog_1, IPPROTO_UDP)) {
		fprintf(stderr, "unable to register (NLM_PROG, NLM_VERS, udp).\n");
		exit(1);
	}
	if (!svc_register(transp, NLM_PROG, NLM_VERSX,
	    (void (*) (struct svc_req *, SVCXPRT *)) nlm_prog_3, IPPROTO_UDP)) {
		fprintf(stderr, "unable to register (NLM_PROG, NLM_VERSX, udp).\n");
		exit(1);
	}
	transp = svctcp_create(RPC_ANYSOCK, 0, 0);
	if (transp == NULL) {
		fprintf(stderr, "cannot create tcp service.\n");
		exit(1);
	}
	if (!svc_register(transp, NLM_PROG, NLM_VERS,
	    (void (*) (struct svc_req *, SVCXPRT *)) nlm_prog_1, IPPROTO_TCP)) {
		fprintf(stderr, "unable to register (NLM_PROG, NLM_VERS, tcp).\n");
		exit(1);
	}
	if (!svc_register(transp, NLM_PROG, NLM_VERSX,
	    (void (*) (struct svc_req *, SVCXPRT *)) nlm_prog_3, IPPROTO_TCP)) {
		fprintf(stderr, "unable to register (NLM_PROG, NLM_VERSX, tcp).\n");
		exit(1);
	}

	if (daemon(0, 0)) {
		perror("cannot fork");
		exit(1);
	}
	openlog("rpc.lockd", 0, LOG_DAEMON);
	if (debug_level)
		syslog(LOG_INFO, "Starting, debug level %d", debug_level);
	else
		syslog(LOG_INFO, "Starting");

	svc_run();
	exit(1);
}