yppush.tproj/yppush_svc.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.0 (the 'License').  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License."
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*      $OpenBSD: yppush_svc.c,v 1.2 1996/05/30 09:53:22 deraadt Exp $ */
  25
  26 /*
  27  * Copyright (c) 1996 Mats O Jansson <moj@stacken.kth.se>
  28  * All rights reserved.
  29  *
  30  * Redistribution and use in source and binary forms, with or without
  31  * modification, are permitted provided that the following conditions
  32  * are met:
  33  * 1. Redistributions of source code must retain the above copyright
  34  *    notice, this list of conditions and the following disclaimer.
  35  * 2. Redistributions in binary form must reproduce the above copyright
  36  *    notice, this list of conditions and the following disclaimer in the
  37  *    documentation and/or other materials provided with the distribution.
  38  * 3. All advertising materials mentioning features or use of this software
  39  *    must display the following acknowledgement:
  40  *      This product includes software developed by Mats O Jansson
  41  * 4. The name of the author may not be used to endorse or promote products
  42  *    derived from this software without specific prior written permission.
  43  *
  44  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  45  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  46  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  47  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  48  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  49  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  50  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  51  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  52  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  53  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  54  * SUCH DAMAGE.
  55  */
  56
  57 #ifndef lint
  58 static char rcsid[] = "$OpenBSD: yppush_svc.c,v 1.2 1996/05/30 09:53:22 deraadt Exp $";
  59 #endif /* not lint */
  60
  61 #include "yppush.h"
  62 #include <stdio.h>
  63 #include <stdlib.h>/* getenv, exit */
  64 #include <netdb.h>
  65 #include <signal.h>
  66 #include <sys/ttycom.h>/* TIOCNOTTY */
  67 #include <memory.h>
  68 #include <sys/socket.h>
  69 #include <netinet/in.h>
  70 #ifdef SYSLOG
  71 #include <syslog.h>
  72 #else
  73 #define LOG_ERR 1
  74 #define openlog(a, b, c)
  75 #endif
  76
  77 #ifdef __STDC__
  78 #define SIG_PF void(*)(int)
  79 #endif
  80
  81 #ifdef DEBUG
  82 #define RPC_SVC_FG
  83 #endif
  84
  85 #define _RPCSVC_CLOSEDOWN 120
  86 int _rpcpmstart;                /* Started by a port monitor ? */
  87 int _rpcfdtype;                 /* Whether Stream or Datagram ? */
  88 int _rpcsvcdirty;               /* Still serving ? */
  89
  90 static
  91 void _msgout(msg)
  92         char *msg;
  93 {
  94 #ifdef RPC_SVC_FG
  95         if (_rpcpmstart)
  96                 syslog(LOG_ERR, msg);
  97         else
  98                 (void) fprintf(stderr, "%s\n", msg);
  99 #else
 100         syslog(LOG_ERR, msg);
 101 #endif
 102 }
 103
 104 void
 105 yppush_xfrrespprog_1(rqstp, transp)
 106         struct svc_req *rqstp;
 107         register SVCXPRT *transp;
 108 {
 109         union {
 110                 int fill;
 111         } argument;
 112         char *result;
 113         bool_t (*xdr_argument)(), (*xdr_result)();
 114         char *(*local)();
 115
 116         _rpcsvcdirty = 1;
 117         switch (rqstp->rq_proc) {
 118         case YPPUSHPROC_NULL:
 119                 xdr_argument = xdr_void;
 120                 xdr_result = xdr_void;
 121                 local = (char *(*)()) yppushproc_null_1_svc;
 122                 break;
 123
 124         case YPPUSHPROC_XFRRESP:
 125                 xdr_argument = xdr_yppushresp_xfr;
 126                 xdr_result = xdr_void;
 127                 local = (char *(*)()) yppushproc_xfrresp_1_svc;
 128                 break;
 129
 130         default:
 131                 svcerr_noproc(transp);
 132                 _rpcsvcdirty = 0;
 133                 exit(1);
 134                 return;
 135         }
 136         (void) memset((char *)&argument, 0, sizeof (argument));
 137         if (!svc_getargs(transp, xdr_argument, (caddr_t) &argument)) {
 138                 svcerr_decode(transp);
 139                 _rpcsvcdirty = 0;
 140                 exit(1);
 141                 return;
 142         }
 143         result = (*local)(&argument, rqstp);
 144         if (result != NULL && !svc_sendreply(transp, xdr_result, result)) {
 145                 svcerr_systemerr(transp);
 146         }
 147         if (!svc_freeargs(transp, xdr_argument, (caddr_t) &argument)) {
 148                 _msgout("unable to free arguments");
 149                 exit(1);
 150         }
 151         _rpcsvcdirty = 0;
 152         if (rqstp->rq_proc!=YPPUSHPROC_NULL)
 153                 exit(0);
 154         return;
 155 }