rpc.subproj/svc_raw.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 1.1 (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 /*
  25  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
  26  * unrestricted use provided that this legend is included on all tape
  27  * media and as a part of the software program in whole or part.  Users
  28  * may copy or modify Sun RPC without charge, but are not authorized
  29  * to license or distribute it to anyone else except as part of a product or
  30  * program developed by the user.
  31  *
  32  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  33  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
  34  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  35  *
  36  * Sun RPC is provided with no support and without any obligation on the
  37  * part of Sun Microsystems, Inc. to assist in its use, correction,
  38  * modification or enhancement.
  39  *
  40  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  41  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  42  * OR ANY PART THEREOF.
  43  *
  44  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  45  * or profits or other special, indirect and consequential damages, even if
  46  * Sun has been advised of the possibility of such damages.
  47  *
  48  * Sun Microsystems, Inc.
  49  * 2550 Garcia Avenue
  50  * Mountain View, California  94043
  51  */
  52
  53 #if defined(LIBC_SCCS) && !defined(lint)
  54 /*static char *sccsid = "from: @(#)svc_raw.c 1.15 87/08/11 Copyr 1984 Sun Micro";*/
  55 /*static char *sccsid = "from: @(#)svc_raw.c    2.1 88/07/29 4.0 RPCSRC";*/
  56 static char *rcsid = "$Id: svc_raw.c,v 1.3 2002/02/19 20:36:25 epeyton Exp $";
  57 #endif
  58
  59 /*
  60  * svc_raw.c,   This a toy for simple testing and timing.
  61  * Interface to create an rpc client and server in the same UNIX process.
  62  * This lets us similate rpc and get rpc (round trip) overhead, without
  63  * any interference from the kernal.
  64  *
  65  * Copyright (C) 1984, Sun Microsystems, Inc.
  66  */
  67
  68 #include <stdlib.h>
  69 #include <rpc/rpc.h>
  70
  71
  72 /*
  73  * This is the "network" that we will be moving data over
  74  */
  75 static struct svcraw_private {
  76         char    _raw_buf[UDPMSGSIZE];
  77         SVCXPRT server;
  78         XDR     xdr_stream;
  79         char    verf_body[MAX_AUTH_BYTES];
  80 } *svcraw_private;
  81
  82 static bool_t           svcraw_recv();
  83 static enum xprt_stat   svcraw_stat();
  84 static bool_t           svcraw_getargs();
  85 static bool_t           svcraw_reply();
  86 static bool_t           svcraw_freeargs();
  87 static void             svcraw_destroy();
  88
  89 static struct xp_ops server_ops = {
  90         svcraw_recv,
  91         svcraw_stat,
  92         svcraw_getargs,
  93         svcraw_reply,
  94         svcraw_freeargs,
  95         svcraw_destroy
  96 };
  97
  98 SVCXPRT *
  99 svcraw_create()
 100 {
 101         register struct svcraw_private *srp = svcraw_private;
 102
 103         if (srp == 0) {
 104                 srp = (struct svcraw_private *)calloc(1, sizeof (*srp));
 105                 if (srp == 0)
 106                         return (0);
 107         }
 108         srp->server.xp_sock = 0;
 109         srp->server.xp_port = 0;
 110         srp->server.xp_ops = &server_ops;
 111         srp->server.xp_verf.oa_base = srp->verf_body;
 112         xdrmem_create(&srp->xdr_stream, srp->_raw_buf, UDPMSGSIZE, XDR_FREE);
 113         return (&srp->server);
 114 }
 115
 116 static enum xprt_stat
 117 svcraw_stat()
 118 {
 119
 120         return (XPRT_IDLE);
 121 }
 122
 123 static bool_t
 124 svcraw_recv(xprt, msg)
 125         SVCXPRT *xprt;
 126         struct rpc_msg *msg;
 127 {
 128         register struct svcraw_private *srp = svcraw_private;
 129         register XDR *xdrs;
 130
 131         if (srp == 0)
 132                 return (0);
 133         xdrs = &srp->xdr_stream;
 134         xdrs->x_op = XDR_DECODE;
 135         XDR_SETPOS(xdrs, 0);
 136         if (! xdr_callmsg(xdrs, msg))
 137                return (FALSE);
 138         return (TRUE);
 139 }
 140
 141 static bool_t
 142 svcraw_reply(xprt, msg)
 143         SVCXPRT *xprt;
 144         struct rpc_msg *msg;
 145 {
 146         register struct svcraw_private *srp = svcraw_private;
 147         register XDR *xdrs;
 148
 149         if (srp == 0)
 150                 return (FALSE);
 151         xdrs = &srp->xdr_stream;
 152         xdrs->x_op = XDR_ENCODE;
 153         XDR_SETPOS(xdrs, 0);
 154         if (! xdr_replymsg(xdrs, msg))
 155                return (FALSE);
 156         (void)XDR_GETPOS(xdrs);  /* called just for overhead */
 157         return (TRUE);
 158 }
 159
 160 static bool_t
 161 svcraw_getargs(xprt, xdr_args, args_ptr)
 162         SVCXPRT *xprt;
 163         xdrproc_t xdr_args;
 164         caddr_t args_ptr;
 165 {
 166         register struct svcraw_private *srp = svcraw_private;
 167
 168         if (srp == 0)
 169                 return (FALSE);
 170         return ((*xdr_args)(&srp->xdr_stream, args_ptr));
 171 }
 172
 173 static bool_t
 174 svcraw_freeargs(xprt, xdr_args, args_ptr)
 175         SVCXPRT *xprt;
 176         xdrproc_t xdr_args;
 177         caddr_t args_ptr;
 178 {
 179         register struct svcraw_private *srp = svcraw_private;
 180         register XDR *xdrs;
 181
 182         if (srp == 0)
 183                 return (FALSE);
 184         xdrs = &srp->xdr_stream;
 185         xdrs->x_op = XDR_FREE;
 186         return ((*xdr_args)(xdrs, args_ptr));
 187 }
 188
 189 static void
 190 svcraw_destroy()
 191 {
 192 }