xref: /netbsd-src/lib/libc/rpc/svc_raw.c (revision ae9172d6cd9432a6a1a56760d86b32c57a66c39c)
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";*/
33 static char *rcsid = "$Id: svc_raw.c,v 1.2 1994/12/04 01:13:25 cgd 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 <stdlib.h>
46 #include <rpc/rpc.h>
47 
48 
49 /*
50  * This is the "network" that we will be moving data over
51  */
52 static struct svcraw_private {
53 	char	_raw_buf[UDPMSGSIZE];
54 	SVCXPRT	server;
55 	XDR	xdr_stream;
56 	char	verf_body[MAX_AUTH_BYTES];
57 } *svcraw_private;
58 
59 static bool_t		svcraw_recv();
60 static enum xprt_stat 	svcraw_stat();
61 static bool_t		svcraw_getargs();
62 static bool_t		svcraw_reply();
63 static bool_t		svcraw_freeargs();
64 static void		svcraw_destroy();
65 
66 static struct xp_ops server_ops = {
67 	svcraw_recv,
68 	svcraw_stat,
69 	svcraw_getargs,
70 	svcraw_reply,
71 	svcraw_freeargs,
72 	svcraw_destroy
73 };
74 
75 SVCXPRT *
76 svcraw_create()
77 {
78 	register struct svcraw_private *srp = svcraw_private;
79 
80 	if (srp == 0) {
81 		srp = (struct svcraw_private *)calloc(1, sizeof (*srp));
82 		if (srp == 0)
83 			return (0);
84 	}
85 	srp->server.xp_sock = 0;
86 	srp->server.xp_port = 0;
87 	srp->server.xp_ops = &server_ops;
88 	srp->server.xp_verf.oa_base = srp->verf_body;
89 	xdrmem_create(&srp->xdr_stream, srp->_raw_buf, UDPMSGSIZE, XDR_FREE);
90 	return (&srp->server);
91 }
92 
93 static enum xprt_stat
94 svcraw_stat()
95 {
96 
97 	return (XPRT_IDLE);
98 }
99 
100 static bool_t
101 svcraw_recv(xprt, msg)
102 	SVCXPRT *xprt;
103 	struct rpc_msg *msg;
104 {
105 	register struct svcraw_private *srp = svcraw_private;
106 	register XDR *xdrs;
107 
108 	if (srp == 0)
109 		return (0);
110 	xdrs = &srp->xdr_stream;
111 	xdrs->x_op = XDR_DECODE;
112 	XDR_SETPOS(xdrs, 0);
113 	if (! xdr_callmsg(xdrs, msg))
114 	       return (FALSE);
115 	return (TRUE);
116 }
117 
118 static bool_t
119 svcraw_reply(xprt, msg)
120 	SVCXPRT *xprt;
121 	struct rpc_msg *msg;
122 {
123 	register struct svcraw_private *srp = svcraw_private;
124 	register XDR *xdrs;
125 
126 	if (srp == 0)
127 		return (FALSE);
128 	xdrs = &srp->xdr_stream;
129 	xdrs->x_op = XDR_ENCODE;
130 	XDR_SETPOS(xdrs, 0);
131 	if (! xdr_replymsg(xdrs, msg))
132 	       return (FALSE);
133 	(void)XDR_GETPOS(xdrs);  /* called just for overhead */
134 	return (TRUE);
135 }
136 
137 static bool_t
138 svcraw_getargs(xprt, xdr_args, args_ptr)
139 	SVCXPRT *xprt;
140 	xdrproc_t xdr_args;
141 	caddr_t args_ptr;
142 {
143 	register struct svcraw_private *srp = svcraw_private;
144 
145 	if (srp == 0)
146 		return (FALSE);
147 	return ((*xdr_args)(&srp->xdr_stream, args_ptr));
148 }
149 
150 static bool_t
151 svcraw_freeargs(xprt, xdr_args, args_ptr)
152 	SVCXPRT *xprt;
153 	xdrproc_t xdr_args;
154 	caddr_t args_ptr;
155 {
156 	register struct svcraw_private *srp = svcraw_private;
157 	register XDR *xdrs;
158 
159 	if (srp == 0)
160 		return (FALSE);
161 	xdrs = &srp->xdr_stream;
162 	xdrs->x_op = XDR_FREE;
163 	return ((*xdr_args)(xdrs, args_ptr));
164 }
165 
166 static void
167 svcraw_destroy()
168 {
169 }
170