svc_raw.c revision 1901 
1/*
2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part.  Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
8 *
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
12 *
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
16 *
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
20 *
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
24 *
25 * Sun Microsystems, Inc.
26 * 2550 Garcia Avenue
27 * Mountain View, California  94043
28 */
29
30#if defined(LIBC_SCCS) && !defined(lint)
31/*static char *sccsid = "from: @(#)svc_raw.c 1.15 87/08/11 Copyr 1984 Sun Micro";*/
32/*static char *sccsid = "from: @(#)svc_raw.c	2.1 88/07/29 4.0 RPCSRC";*/
33static char *rcsid = "$Id: svc_raw.c,v 1.1 1993/10/27 05:40:59 paul Exp $";
34#endif
35
36/*
37 * svc_raw.c,   This a toy for simple testing and timing.
38 * Interface to create an rpc client and server in the same UNIX process.
39 * This lets us similate rpc and get rpc (round trip) overhead, without
40 * any interference from the kernal.
41 *
42 * Copyright (C) 1984, Sun Microsystems, Inc.
43 */
44
45#include <rpc/rpc.h>
46
47
48/*
49 * This is the "network" that we will be moving data over
50 */
51static struct svcraw_private {
52	char	_raw_buf[UDPMSGSIZE];
53	SVCXPRT	server;
54	XDR	xdr_stream;
55	char	verf_body[MAX_AUTH_BYTES];
56} *svcraw_private;
57
58static bool_t		svcraw_recv();
59static enum xprt_stat 	svcraw_stat();
60static bool_t		svcraw_getargs();
61static bool_t		svcraw_reply();
62static bool_t		svcraw_freeargs();
63static void		svcraw_destroy();
64
65static struct xp_ops server_ops = {
66	svcraw_recv,
67	svcraw_stat,
68	svcraw_getargs,
69	svcraw_reply,
70	svcraw_freeargs,
71	svcraw_destroy
72};
73
74SVCXPRT *
75svcraw_create()
76{
77	register struct svcraw_private *srp = svcraw_private;
78
79	if (srp == 0) {
80		srp = (struct svcraw_private *)calloc(1, sizeof (*srp));
81		if (srp == 0)
82			return (0);
83	}
84	srp->server.xp_sock = 0;
85	srp->server.xp_port = 0;
86	srp->server.xp_ops = &server_ops;
87	srp->server.xp_verf.oa_base = srp->verf_body;
88	xdrmem_create(&srp->xdr_stream, srp->_raw_buf, UDPMSGSIZE, XDR_FREE);
89	return (&srp->server);
90}
91
92static enum xprt_stat
93svcraw_stat()
94{
95
96	return (XPRT_IDLE);
97}
98
99static bool_t
100svcraw_recv(xprt, msg)
101	SVCXPRT *xprt;
102	struct rpc_msg *msg;
103{
104	register struct svcraw_private *srp = svcraw_private;
105	register XDR *xdrs;
106
107	if (srp == 0)
108		return (0);
109	xdrs = &srp->xdr_stream;
110	xdrs->x_op = XDR_DECODE;
111	XDR_SETPOS(xdrs, 0);
112	if (! xdr_callmsg(xdrs, msg))
113	       return (FALSE);
114	return (TRUE);
115}
116
117static bool_t
118svcraw_reply(xprt, msg)
119	SVCXPRT *xprt;
120	struct rpc_msg *msg;
121{
122	register struct svcraw_private *srp = svcraw_private;
123	register XDR *xdrs;
124
125	if (srp == 0)
126		return (FALSE);
127	xdrs = &srp->xdr_stream;
128	xdrs->x_op = XDR_ENCODE;
129	XDR_SETPOS(xdrs, 0);
130	if (! xdr_replymsg(xdrs, msg))
131	       return (FALSE);
132	(void)XDR_GETPOS(xdrs);  /* called just for overhead */
133	return (TRUE);
134}
135
136static bool_t
137svcraw_getargs(xprt, xdr_args, args_ptr)
138	SVCXPRT *xprt;
139	xdrproc_t xdr_args;
140	caddr_t args_ptr;
141{
142	register struct svcraw_private *srp = svcraw_private;
143
144	if (srp == 0)
145		return (FALSE);
146	return ((*xdr_args)(&srp->xdr_stream, args_ptr));
147}
148
149static bool_t
150svcraw_freeargs(xprt, xdr_args, args_ptr)
151	SVCXPRT *xprt;
152	xdrproc_t xdr_args;
153	caddr_t args_ptr;
154{
155	register struct svcraw_private *srp = svcraw_private;
156	register XDR *xdrs;
157
158	if (srp == 0)
159		return (FALSE);
160	xdrs = &srp->xdr_stream;
161	xdrs->x_op = XDR_FREE;
162	return ((*xdr_args)(xdrs, args_ptr));
163}
164
165static void
166svcraw_destroy()
167{
168}
169