xref: /freebsd/lib/libc/rpc/svc_raw.c (revision 952d112864d8008aa87278a30a539d888a8493cd)
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 = "$Id$";
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 #include <stdlib.h>
47 
48 /*
49  * This is the "network" that we will be moving data over
50  */
51 static 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 
58 static bool_t		svcraw_recv();
59 static enum xprt_stat 	svcraw_stat();
60 static bool_t		svcraw_getargs();
61 static bool_t		svcraw_reply();
62 static bool_t		svcraw_freeargs();
63 static void		svcraw_destroy();
64 
65 static 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 
74 SVCXPRT *
75 svcraw_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 
92 static enum xprt_stat
93 svcraw_stat()
94 {
95 
96 	return (XPRT_IDLE);
97 }
98 
99 static bool_t
100 svcraw_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 
117 static bool_t
118 svcraw_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 
136 static bool_t
137 svcraw_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 
149 static bool_t
150 svcraw_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 
165 static void
166 svcraw_destroy()
167 {
168 }
169