1 /* @(#)clnt_raw.c 2.2 88/08/01 4.0 RPCSRC */
3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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16 * modification or enhancement.
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19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20 * OR ANY PART THEREOF.
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23 * or profits or other special, indirect and consequential damages, even if
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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";
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.
49 extern bool_t xdr_opaque_auth (XDR *, struct opaque_auth *);
51 #define MCALL_MSG_SIZE 24
54 * This is the "network" we will be moving stuff over.
56 static struct clntraw_private
60 char _raw_buf[UDPMSGSIZE];
61 char mashl_callmsg[MCALL_MSG_SIZE];
66 static enum clnt_stat clntraw_call (CLIENT *, u_long, xdrproc_t, caddr_t,
67 xdrproc_t, caddr_t, struct timeval);
68 static void clntraw_abort (void);
69 static void clntraw_geterr (CLIENT *, struct rpc_err *);
70 static bool_t clntraw_freeres (CLIENT *, xdrproc_t, caddr_t);
71 static bool_t clntraw_control (CLIENT *, int, char *);
72 static void clntraw_destroy (CLIENT *);
74 static struct clnt_ops client_ops =
85 * Create a client handle for memory based rpc.
88 clntraw_create (u_long prog, u_long vers)
90 struct clntraw_private *clp = clntraw_private;
91 struct rpc_msg call_msg;
92 XDR *xdrs = &clp->xdr_stream;
93 CLIENT *client = &clp->client_object;
97 clp = (struct clntraw_private *) calloc (1, sizeof (*clp));
100 clntraw_private = clp;
103 * pre-serialize the static part of the call msg and stash it away
105 call_msg.rm_direction = CALL;
106 call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
107 call_msg.rm_call.cb_prog = prog;
108 call_msg.rm_call.cb_vers = vers;
109 xdrmem_create (xdrs, clp->mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE);
110 if (!xdr_callhdr (xdrs, &call_msg))
112 perror (_ ("clnt_raw.c - Fatal header serialization error."));
114 clp->mcnt = XDR_GETPOS (xdrs);
118 * Set xdrmem for client/server shared buffer
120 xdrmem_create (xdrs, clp->_raw_buf, UDPMSGSIZE, XDR_FREE);
123 * create client handle
125 client->cl_ops = &client_ops;
126 client->cl_auth = authnone_create ();
130 static enum clnt_stat
131 clntraw_call (h, proc, xargs, argsp, xresults, resultsp, timeout)
138 struct timeval timeout;
140 struct clntraw_private *clp = clntraw_private;
141 XDR *xdrs = &clp->xdr_stream;
143 enum clnt_stat status;
144 struct rpc_err error;
152 xdrs->x_op = XDR_ENCODE;
153 XDR_SETPOS (xdrs, 0);
154 ((struct rpc_msg *) clp->mashl_callmsg)->rm_xid++;
155 if ((!XDR_PUTBYTES (xdrs, clp->mashl_callmsg, clp->mcnt)) ||
156 (!XDR_PUTLONG (xdrs, (long *) &proc)) ||
157 (!AUTH_MARSHALL (h->cl_auth, xdrs)) ||
158 (!(*xargs) (xdrs, argsp)))
160 return (RPC_CANTENCODEARGS);
162 (void) XDR_GETPOS (xdrs); /* called just to cause overhead */
165 * We have to call server input routine here because this is
166 * all going on in one process. Yuk.
173 xdrs->x_op = XDR_DECODE;
174 XDR_SETPOS (xdrs, 0);
175 msg.acpted_rply.ar_verf = _null_auth;
176 msg.acpted_rply.ar_results.where = resultsp;
177 msg.acpted_rply.ar_results.proc = xresults;
178 if (!xdr_replymsg (xdrs, &msg))
179 return RPC_CANTDECODERES;
180 _seterr_reply (&msg, &error);
181 status = error.re_status;
183 if (status == RPC_SUCCESS)
185 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
187 status = RPC_AUTHERROR;
189 } /* end successful completion */
192 if (AUTH_REFRESH (h->cl_auth))
194 } /* end of unsuccessful completion */
196 if (status == RPC_SUCCESS)
198 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
200 status = RPC_AUTHERROR;
202 if (msg.acpted_rply.ar_verf.oa_base != NULL)
204 xdrs->x_op = XDR_FREE;
205 (void) xdr_opaque_auth (xdrs, &(msg.acpted_rply.ar_verf));
213 clntraw_geterr (CLIENT *cl, struct rpc_err *err)
219 clntraw_freeres (cl, xdr_res, res_ptr)
224 struct clntraw_private *clp = clntraw_private;
225 XDR *xdrs = &clp->xdr_stream;
230 rval = (bool_t) RPC_FAILED;
233 xdrs->x_op = XDR_FREE;
234 return (*xdr_res) (xdrs, res_ptr);
243 clntraw_control (CLIENT *cl, int i, char *c)
249 clntraw_destroy (CLIENT *cl)