yppush.tproj/yppush_svc.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*      $OpenBSD: yppush_svc.c,v 1.2 1996/05/30 09:53:22 deraadt Exp $ */
  24
  25 /*
  26  * Copyright (c) 1996 Mats O Jansson <moj@stacken.kth.se>
  27  * All rights reserved.
  28  *
  29  * Redistribution and use in source and binary forms, with or without
  30  * modification, are permitted provided that the following conditions
  31  * are met:
  32  * 1. Redistributions of source code must retain the above copyright
  33  *    notice, this list of conditions and the following disclaimer.
  34  * 2. Redistributions in binary form must reproduce the above copyright
  35  *    notice, this list of conditions and the following disclaimer in the
  36  *    documentation and/or other materials provided with the distribution.
  37  * 3. All advertising materials mentioning features or use of this software
  38  *    must display the following acknowledgement:
  39  *      This product includes software developed by Mats O Jansson
  40  * 4. The name of the author may not be used to endorse or promote products
  41  *    derived from this software without specific prior written permission.
  42  *
  43  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  44  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  45  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  46  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  47  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  48  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  49  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  50  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  51  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  52  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  53  * SUCH DAMAGE.
  54  */
  55
  56 #ifndef lint
  57 static char rcsid[] = "$OpenBSD: yppush_svc.c,v 1.2 1996/05/30 09:53:22 deraadt Exp $";
  58 #endif /* not lint */
  59
  60 #include "yppush.h"
  61 #include <stdio.h>
  62 #include <stdlib.h>/* getenv, exit */
  63 #include <netdb.h>
  64 #include <signal.h>
  65 #include <sys/ttycom.h>/* TIOCNOTTY */
  66 #include <memory.h>
  67 #include <sys/socket.h>
  68 #include <netinet/in.h>
  69 #ifdef SYSLOG
  70 #include <syslog.h>
  71 #else
  72 #define LOG_ERR 1
  73 #define openlog(a, b, c)
  74 #endif
  75
  76 #ifdef __STDC__
  77 #define SIG_PF void(*)(int)
  78 #endif
  79
  80 #ifdef DEBUG
  81 #define RPC_SVC_FG
  82 #endif
  83
  84 #define _RPCSVC_CLOSEDOWN 120
  85 int _rpcpmstart;                /* Started by a port monitor ? */
  86 int _rpcfdtype;                 /* Whether Stream or Datagram ? */
  87 int _rpcsvcdirty;               /* Still serving ? */
  88
  89 static
  90 void _msgout(msg)
  91         char *msg;
  92 {
  93 #ifdef RPC_SVC_FG
  94         if (_rpcpmstart)
  95                 syslog(LOG_ERR, msg);
  96         else
  97                 (void) fprintf(stderr, "%s\n", msg);
  98 #else
  99         syslog(LOG_ERR, msg);
 100 #endif
 101 }
 102
 103 void
 104 yppush_xfrrespprog_1(rqstp, transp)
 105         struct svc_req *rqstp;
 106         register SVCXPRT *transp;
 107 {
 108         union {
 109                 int fill;
 110         } argument;
 111         char *result;
 112         bool_t (*xdr_argument)(), (*xdr_result)();
 113         char *(*local)();
 114
 115         _rpcsvcdirty = 1;
 116         switch (rqstp->rq_proc) {
 117         case YPPUSHPROC_NULL:
 118                 xdr_argument = xdr_void;
 119                 xdr_result = xdr_void;
 120                 local = (char *(*)()) yppushproc_null_1_svc;
 121                 break;
 122
 123         case YPPUSHPROC_XFRRESP:
 124                 xdr_argument = xdr_yppushresp_xfr;
 125                 xdr_result = xdr_void;
 126                 local = (char *(*)()) yppushproc_xfrresp_1_svc;
 127                 break;
 128
 129         default:
 130                 svcerr_noproc(transp);
 131                 _rpcsvcdirty = 0;
 132                 exit(1);
 133                 return;
 134         }
 135         (void) memset((char *)&argument, 0, sizeof (argument));
 136         if (!svc_getargs(transp, xdr_argument, (caddr_t) &argument)) {
 137                 svcerr_decode(transp);
 138                 _rpcsvcdirty = 0;
 139                 exit(1);
 140                 return;
 141         }
 142         result = (*local)(&argument, rqstp);
 143         if (result != NULL && !svc_sendreply(transp, xdr_result, result)) {
 144                 svcerr_systemerr(transp);
 145         }
 146         if (!svc_freeargs(transp, xdr_argument, (caddr_t) &argument)) {
 147                 _msgout("unable to free arguments");
 148                 exit(1);
 149         }
 150         _rpcsvcdirty = 0;
 151         if (rqstp->rq_proc!=YPPUSHPROC_NULL)
 152                 exit(0);
 153         return;
 154 }