1 /* $NetBSD: yppush_svc.c,v 1.6 2002/07/06 00:46:12 wiz Exp $ */ 2 3 /* 4 * Copyright (c) 1996 Mats O Jansson <moj@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 1.6 2002/07/06 00:46:12 wiz Exp $"); 37 #endif 38 39 /* 40 * Originally from an rpcgen-generated file, then cleaned up 41 * by Jason R. Thorpe <thorpej@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 DEBUG 64 #define RPC_SVC_FG 65 #endif 66 67 #define _RPCSVC_CLOSEDOWN 120 68 int _rpcpmstart; /* Started by a port monitor ? */ 69 int _rpcfdtype; /* Whether Stream or Datagram ? */ 70 int _rpcsvcdirty; /* Still serving ? */ 71 72 static void _msgout(char *); 73 74 static 75 void _msgout(char *msg) 76 { 77 #ifdef RPC_SVC_FG 78 if (_rpcpmstart) 79 syslog(LOG_ERR, "%s", msg); 80 else 81 warnx("%s", msg); 82 #else 83 syslog(LOG_ERR, "%s", msg); 84 #endif 85 } 86 87 void 88 yppush_xfrrespprog_1(struct svc_req *rqstp, SVCXPRT *transp) 89 { 90 union { 91 struct yppushresp_xfr yppushproc_xfrresp_1_arg; 92 } argument; 93 void *result; 94 xdrproc_t xdr_argument, xdr_result; 95 void *(*local)(void *, struct svc_req *); 96 97 _rpcsvcdirty = 1; 98 switch (rqstp->rq_proc) { 99 case YPPUSHPROC_NULL: 100 xdr_argument = xdr_void; 101 xdr_result = xdr_void; 102 local = yppushproc_null_1_svc; 103 break; 104 105 case YPPUSHPROC_XFRRESP: 106 xdr_argument = xdr_yppushresp_xfr; 107 xdr_result = xdr_void; 108 local = yppushproc_xfrresp_1_svc; 109 break; 110 111 default: 112 svcerr_noproc(transp); 113 _rpcsvcdirty = 0; 114 exit(1); 115 return; 116 } 117 118 (void) memset((char *)&argument, 0, sizeof (argument)); 119 if (!svc_getargs(transp, xdr_argument, (caddr_t) &argument)) { 120 svcerr_decode(transp); 121 _rpcsvcdirty = 0; 122 exit(1); 123 return; 124 } 125 126 result = (*local)(&argument, rqstp); 127 if (result != NULL && !svc_sendreply(transp, xdr_result, result)) 128 svcerr_systemerr(transp); 129 130 if (!svc_freeargs(transp, xdr_argument, (caddr_t) &argument)) { 131 _msgout("unable to free arguments"); 132 exit(1); 133 } 134 _rpcsvcdirty = 0; 135 if (rqstp->rq_proc != YPPUSHPROC_NULL) 136 exit(0); 137 return; 138 } 139