Update.
[glibc.git] / sunrpc / clnt_raw.c
blobee70e9568b3fd40302b3a39b07987fef3b25699b
1 /* @(#)clnt_raw.c 2.2 88/08/01 4.0 RPCSRC */
2 /*
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
4 * unrestricted use provided that this legend is included on all tape
5 * media and as a part of the software program in whole or part. Users
6 * may copy or modify Sun RPC without charge, but are not authorized
7 * to license or distribute it to anyone else except as part of a product or
8 * program developed by the user.
10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
11 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 * Sun RPC is provided with no support and without any obligation on the
15 * part of Sun Microsystems, Inc. to assist in its use, correction,
16 * modification or enhancement.
18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20 * OR ANY PART THEREOF.
22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
23 * or profits or other special, indirect and consequential damages, even if
24 * Sun has been advised of the possibility of such damages.
26 * Sun Microsystems, Inc.
27 * 2550 Garcia Avenue
28 * Mountain View, California 94043
30 #if !defined(lint) && defined(SCCSIDS)
31 static char sccsid[] = "@(#)clnt_raw.c 1.22 87/08/11 Copyr 1984 Sun Micro";
32 #endif
35 * clnt_raw.c
37 * Copyright (C) 1984, Sun Microsystems, Inc.
39 * Memory based rpc for simple testing and timing.
40 * Interface to create an rpc client and server in the same process.
41 * This lets us simulate rpc and get round trip overhead, without
42 * any interference from the kernel.
45 #include <rpc/rpc.h>
46 #include <rpc/svc.h>
47 #include <rpc/xdr.h>
48 #include <libintl.h>
50 #define MCALL_MSG_SIZE 24
53 * This is the "network" we will be moving stuff over.
55 struct clntraw_private_s
57 CLIENT client_object;
58 XDR xdr_stream;
59 char _raw_buf[UDPMSGSIZE];
60 char mashl_callmsg[MCALL_MSG_SIZE];
61 u_int mcnt;
63 #ifdef _RPC_THREAD_SAFE_
64 #define clntraw_private ((struct clntraw_private_s *)RPC_THREAD_VARIABLE(clntraw_private_s))
65 #else
66 static struct clntraw_private_s *clntraw_private;
67 #endif
69 static enum clnt_stat clntraw_call (CLIENT *, u_long, xdrproc_t, caddr_t,
70 xdrproc_t, caddr_t, struct timeval);
71 static void clntraw_abort (void);
72 static void clntraw_geterr (CLIENT *, struct rpc_err *);
73 static bool_t clntraw_freeres (CLIENT *, xdrproc_t, caddr_t);
74 static bool_t clntraw_control (CLIENT *, int, char *);
75 static void clntraw_destroy (CLIENT *);
77 static struct clnt_ops client_ops =
79 clntraw_call,
80 clntraw_abort,
81 clntraw_geterr,
82 clntraw_freeres,
83 clntraw_destroy,
84 clntraw_control
88 * Create a client handle for memory based rpc.
90 CLIENT *
91 clntraw_create (u_long prog, u_long vers)
93 struct clntraw_private_s *clp = clntraw_private;
94 struct rpc_msg call_msg;
95 XDR *xdrs = &clp->xdr_stream;
96 CLIENT *client = &clp->client_object;
98 if (clp == 0)
100 clp = (struct clntraw_private_s *) calloc (1, sizeof (*clp));
101 if (clp == 0)
102 return (0);
103 clntraw_private = clp;
106 * pre-serialize the static part of the call msg and stash it away
108 call_msg.rm_direction = CALL;
109 call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
110 call_msg.rm_call.cb_prog = prog;
111 call_msg.rm_call.cb_vers = vers;
112 xdrmem_create (xdrs, clp->mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE);
113 if (!xdr_callhdr (xdrs, &call_msg))
115 perror (_ ("clnt_raw.c - Fatal header serialization error."));
117 clp->mcnt = XDR_GETPOS (xdrs);
118 XDR_DESTROY (xdrs);
121 * Set xdrmem for client/server shared buffer
123 xdrmem_create (xdrs, clp->_raw_buf, UDPMSGSIZE, XDR_FREE);
126 * create client handle
128 client->cl_ops = &client_ops;
129 client->cl_auth = authnone_create ();
130 return client;
133 static enum clnt_stat
134 clntraw_call (h, proc, xargs, argsp, xresults, resultsp, timeout)
135 CLIENT *h;
136 u_long proc;
137 xdrproc_t xargs;
138 caddr_t argsp;
139 xdrproc_t xresults;
140 caddr_t resultsp;
141 struct timeval timeout;
143 struct clntraw_private_s *clp = clntraw_private;
144 XDR *xdrs = &clp->xdr_stream;
145 struct rpc_msg msg;
146 enum clnt_stat status;
147 struct rpc_err error;
149 if (clp == NULL)
150 return RPC_FAILED;
151 call_again:
153 * send request
155 xdrs->x_op = XDR_ENCODE;
156 XDR_SETPOS (xdrs, 0);
157 ((struct rpc_msg *) clp->mashl_callmsg)->rm_xid++;
158 if ((!XDR_PUTBYTES (xdrs, clp->mashl_callmsg, clp->mcnt)) ||
159 (!XDR_PUTLONG (xdrs, (long *) &proc)) ||
160 (!AUTH_MARSHALL (h->cl_auth, xdrs)) ||
161 (!(*xargs) (xdrs, argsp)))
163 return (RPC_CANTENCODEARGS);
165 (void) XDR_GETPOS (xdrs); /* called just to cause overhead */
168 * We have to call server input routine here because this is
169 * all going on in one process. Yuk.
171 svc_getreq (1);
174 * get results
176 xdrs->x_op = XDR_DECODE;
177 XDR_SETPOS (xdrs, 0);
178 msg.acpted_rply.ar_verf = _null_auth;
179 msg.acpted_rply.ar_results.where = resultsp;
180 msg.acpted_rply.ar_results.proc = xresults;
181 if (!xdr_replymsg (xdrs, &msg))
182 return RPC_CANTDECODERES;
183 _seterr_reply (&msg, &error);
184 status = error.re_status;
186 if (status == RPC_SUCCESS)
188 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
190 status = RPC_AUTHERROR;
192 } /* end successful completion */
193 else
195 if (AUTH_REFRESH (h->cl_auth))
196 goto call_again;
197 } /* end of unsuccessful completion */
199 if (status == RPC_SUCCESS)
201 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
203 status = RPC_AUTHERROR;
205 if (msg.acpted_rply.ar_verf.oa_base != NULL)
207 xdrs->x_op = XDR_FREE;
208 (void) xdr_opaque_auth (xdrs, &(msg.acpted_rply.ar_verf));
212 return status;
215 static void
216 clntraw_geterr (CLIENT *cl, struct rpc_err *err)
221 static bool_t
222 clntraw_freeres (cl, xdr_res, res_ptr)
223 CLIENT *cl;
224 xdrproc_t xdr_res;
225 caddr_t res_ptr;
227 struct clntraw_private_s *clp = clntraw_private;
228 XDR *xdrs = &clp->xdr_stream;
229 bool_t rval;
231 if (clp == NULL)
233 rval = (bool_t) RPC_FAILED;
234 return rval;
236 xdrs->x_op = XDR_FREE;
237 return (*xdr_res) (xdrs, res_ptr);
240 static void
241 clntraw_abort (void)
245 static bool_t
246 clntraw_control (CLIENT *cl, int i, char *c)
248 return FALSE;
251 static void
252 clntraw_destroy (CLIENT *cl)