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yppush_svc.c revision 1.5 
      1 /*	$NetBSD: yppush_svc.c,v 1.5 1997/11/18 07:01:52 lukem Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996 Mats O Jansson <moj (at) stacken.kth.se>
      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 Mats O Jansson
     18  * 4. The name of the author may not be used to endorse or promote products
     19  *    derived from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     22  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     23  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
     25  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 #include <sys/cdefs.h>
     35 #ifndef lint
     36 __RCSID("$NetBSD: yppush_svc.c,v 1.5 1997/11/18 07:01:52 lukem Exp $");
     37 #endif
     38 
     39 /*
     40  * Originally from an rpcgen-generated file, then cleaned up
     41  * by Jason R. Thorpe <thorpej (at) NetBSD.ORG>.
     42  */
     43 
     44 #include <sys/types.h>
     45 #include <sys/socket.h>
     46 
     47 #include <netinet/in.h>
     48 
     49 #include <err.h>
     50 #include <stdio.h>
     51 #include <stdlib.h>
     52 #include <netdb.h>
     53 #include <signal.h>
     54 #include <string.h>
     55 #include <syslog.h>
     56 
     57 #include <rpc/rpc.h>
     58 #include <rpc/xdr.h>
     59 #include <rpcsvc/yp_prot.h>
     60 
     61 #include "yppush.h"
     62 
     63 #ifdef __STDC__
     64 #define SIG_PF void(*)(int)
     65 #endif
     66 
     67 #ifdef DEBUG
     68 #define RPC_SVC_FG
     69 #endif
     70 
     71 #define _RPCSVC_CLOSEDOWN 120
     72 int _rpcpmstart;		/* Started by a port monitor ? */
     73 int _rpcfdtype;			/* Whether Stream or Datagram ? */
     74 int _rpcsvcdirty;		/* Still serving ? */
     75 
     76 static	void _msgout __P((char *));
     77 
     78 static
     79 void _msgout(msg)
     80 	char *msg;
     81 {
     82 #ifdef RPC_SVC_FG
     83 	if (_rpcpmstart)
     84 		syslog(LOG_ERR, "%s", msg);
     85 	else
     86 		warnx("%s", msg);
     87 #else
     88 	syslog(LOG_ERR, "%s", msg);
     89 #endif
     90 }
     91 
     92 void
     93 yppush_xfrrespprog_1(rqstp, transp)
     94 	struct svc_req *rqstp;
     95 	SVCXPRT *transp;
     96 {
     97 	union {
     98 		struct yppushresp_xfr yppushproc_xfrresp_1_arg;
     99 	} argument;
    100 	void *result;
    101 	xdrproc_t xdr_argument, xdr_result;
    102 	void *(*local) __P((void *, struct svc_req *));
    103 
    104 	_rpcsvcdirty = 1;
    105 	switch (rqstp->rq_proc) {
    106 	case YPPUSHPROC_NULL:
    107 		xdr_argument = xdr_void;
    108 		xdr_result = xdr_void;
    109 		local = yppushproc_null_1_svc;
    110 		break;
    111 
    112 	case YPPUSHPROC_XFRRESP:
    113 		xdr_argument = xdr_yppushresp_xfr;
    114 		xdr_result = xdr_void;
    115 		local = yppushproc_xfrresp_1_svc;
    116 		break;
    117 
    118 	default:
    119 		svcerr_noproc(transp);
    120 		_rpcsvcdirty = 0;
    121 		exit(1);
    122 		return;
    123 	}
    124 
    125 	(void) memset((char *)&argument, 0, sizeof (argument));
    126 	if (!svc_getargs(transp, xdr_argument, (caddr_t) &argument)) {
    127 		svcerr_decode(transp);
    128 		_rpcsvcdirty = 0;
    129 		exit(1);
    130 		return;
    131 	}
    132 
    133 	result = (*local)(&argument, rqstp);
    134 	if (result != NULL && !svc_sendreply(transp, xdr_result, result))
    135 		svcerr_systemerr(transp);
    136 
    137 	if (!svc_freeargs(transp, xdr_argument, (caddr_t) &argument)) {
    138 		_msgout("unable to free arguments");
    139 		exit(1);
    140 	}
    141 	_rpcsvcdirty = 0;
    142 	if (rqstp->rq_proc != YPPUSHPROC_NULL)
    143 		exit(0);
    144 	return;
    145 }
    146