1 /* $NetBSD: svc_raw.c,v 1.14 2000/07/06 03:10:35 christos Exp $ */
4 * Copyright (c) 2009, Sun Microsystems, Inc.
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12 * this list of conditions and the following disclaimer in the documentation
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18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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31 * Copyright (c) 1986-1991 by Sun Microsystems Inc.
34 /* #ident "@(#)svc_raw.c 1.16 94/04/24 SMI" */
36 #if defined(LIBC_SCCS) && !defined(lint)
37 static char sccsid[] = "@(#)svc_raw.c 1.25 89/01/31 Copyr 1984 Sun Micro";
39 #include <sys/cdefs.h>
40 __FBSDID("$FreeBSD$");
43 * svc_raw.c, This a toy for simple testing and timing.
44 * Interface to create an rpc client and server in the same UNIX process.
45 * This lets us similate rpc and get rpc (round trip) overhead, without
46 * any interference from the kernel.
50 #include "namespace.h"
51 #include "reentrant.h"
53 #include <sys/types.h>
56 #include "un-namespace.h"
60 #define UDPMSGSIZE 8800
64 * This is the "network" that we will be moving data over
66 static struct svc_raw_private {
67 char *raw_buf; /* should be shared with the cl handle */
70 char verf_body[MAX_AUTH_BYTES];
73 static enum xprt_stat svc_raw_stat(SVCXPRT *);
74 static bool_t svc_raw_recv(SVCXPRT *, struct rpc_msg *);
75 static bool_t svc_raw_reply(SVCXPRT *, struct rpc_msg *);
76 static bool_t svc_raw_getargs(SVCXPRT *, xdrproc_t, void *);
77 static bool_t svc_raw_freeargs(SVCXPRT *, xdrproc_t, void *);
78 static void svc_raw_destroy(SVCXPRT *);
79 static void svc_raw_ops(SVCXPRT *);
80 static bool_t svc_raw_control(SVCXPRT *, const u_int, void *);
82 char *__rpc_rawcombuf = NULL;
87 struct svc_raw_private *srp;
88 /* VARIABLES PROTECTED BY svcraw_lock: svc_raw_private, srp */
90 mutex_lock(&svcraw_lock);
91 srp = svc_raw_private;
93 srp = (struct svc_raw_private *)calloc(1, sizeof (*srp));
95 mutex_unlock(&svcraw_lock);
98 if (__rpc_rawcombuf == NULL) {
99 __rpc_rawcombuf = calloc(UDPMSGSIZE, sizeof (char));
100 if (__rpc_rawcombuf == NULL) {
102 mutex_unlock(&svcraw_lock);
106 srp->raw_buf = __rpc_rawcombuf; /* Share it with the client */
107 srp->server = svc_xprt_alloc();
108 if (srp->server == NULL) {
109 free(__rpc_rawcombuf);
111 mutex_unlock(&svcraw_lock);
114 svc_raw_private = srp;
116 srp->server->xp_fd = FD_SETSIZE;
117 srp->server->xp_port = 0;
118 svc_raw_ops(srp->server);
119 srp->server->xp_verf.oa_base = srp->verf_body;
120 xdrmem_create(&srp->xdr_stream, srp->raw_buf, UDPMSGSIZE, XDR_DECODE);
121 xprt_register(srp->server);
122 mutex_unlock(&svcraw_lock);
123 return (srp->server);
127 static enum xprt_stat
129 SVCXPRT *xprt; /* args needed to satisfy ANSI-C typechecking */
136 svc_raw_recv(xprt, msg)
140 struct svc_raw_private *srp;
143 mutex_lock(&svcraw_lock);
144 srp = svc_raw_private;
146 mutex_unlock(&svcraw_lock);
149 mutex_unlock(&svcraw_lock);
151 xdrs = &srp->xdr_stream;
152 xdrs->x_op = XDR_DECODE;
153 (void) XDR_SETPOS(xdrs, 0);
154 if (! xdr_callmsg(xdrs, msg)) {
162 svc_raw_reply(xprt, msg)
166 struct svc_raw_private *srp;
172 mutex_lock(&svcraw_lock);
173 srp = svc_raw_private;
175 mutex_unlock(&svcraw_lock);
178 mutex_unlock(&svcraw_lock);
180 xdrs = &srp->xdr_stream;
181 xdrs->x_op = XDR_ENCODE;
182 (void) XDR_SETPOS(xdrs, 0);
183 if (msg->rm_reply.rp_stat == MSG_ACCEPTED &&
184 msg->rm_reply.rp_acpt.ar_stat == SUCCESS) {
185 xdr_proc = msg->acpted_rply.ar_results.proc;
186 xdr_where = msg->acpted_rply.ar_results.where;
187 msg->acpted_rply.ar_results.proc = (xdrproc_t) xdr_void;
188 msg->acpted_rply.ar_results.where = NULL;
190 stat = xdr_replymsg(xdrs, msg) &&
191 SVCAUTH_WRAP(&SVC_AUTH(xprt), xdrs, xdr_proc, xdr_where);
193 stat = xdr_replymsg(xdrs, msg);
198 (void) XDR_GETPOS(xdrs); /* called just for overhead */
204 svc_raw_getargs(xprt, xdr_args, args_ptr)
209 struct svc_raw_private *srp;
211 mutex_lock(&svcraw_lock);
212 srp = svc_raw_private;
214 mutex_unlock(&svcraw_lock);
217 mutex_unlock(&svcraw_lock);
219 return (SVCAUTH_UNWRAP(&SVC_AUTH(xprt), &srp->xdr_stream,
220 xdr_args, args_ptr));
225 svc_raw_freeargs(xprt, xdr_args, args_ptr)
230 struct svc_raw_private *srp;
233 mutex_lock(&svcraw_lock);
234 srp = svc_raw_private;
236 mutex_unlock(&svcraw_lock);
239 mutex_unlock(&svcraw_lock);
241 xdrs = &srp->xdr_stream;
242 xdrs->x_op = XDR_FREE;
243 return (*xdr_args)(xdrs, args_ptr);
248 svc_raw_destroy(xprt)
255 svc_raw_control(xprt, rq, in)
267 static struct xp_ops ops;
268 static struct xp_ops2 ops2;
270 /* VARIABLES PROTECTED BY ops_lock: ops */
272 mutex_lock(&ops_lock);
273 if (ops.xp_recv == NULL) {
274 ops.xp_recv = svc_raw_recv;
275 ops.xp_stat = svc_raw_stat;
276 ops.xp_getargs = svc_raw_getargs;
277 ops.xp_reply = svc_raw_reply;
278 ops.xp_freeargs = svc_raw_freeargs;
279 ops.xp_destroy = svc_raw_destroy;
280 ops2.xp_control = svc_raw_control;
283 xprt->xp_ops2 = &ops2;
284 mutex_unlock(&ops_lock);