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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20 * OR ANY PART THEREOF.
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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.
50 #define MCALL_MSG_SIZE 24
53 * This is the "network" we will be moving stuff over.
55 struct clntraw_private_s
59 char _raw_buf[UDPMSGSIZE];
60 char mashl_callmsg[MCALL_MSG_SIZE];
63 #ifdef _RPC_THREAD_SAFE_
64 #define clntraw_private RPC_THREAD_VARIABLE(clntraw_private_s)
66 static struct clntraw_private_s *clntraw_private;
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 const struct clnt_ops client_ops =
88 * Create a client handle for memory based rpc.
91 clntraw_create (u_long prog, u_long vers)
93 struct clntraw_private_s *clp = clntraw_private;
94 struct rpc_msg call_msg;
100 clp = (struct clntraw_private_s *) calloc (1, sizeof (*clp));
103 clntraw_private = clp;
105 xdrs = &clp->xdr_stream;
106 client = &clp->client_object;
108 * pre-serialize the static part of the call msg and stash it away
110 call_msg.rm_direction = CALL;
111 call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
112 call_msg.rm_call.cb_prog = prog;
113 call_msg.rm_call.cb_vers = vers;
114 INTUSE(xdrmem_create) (xdrs, clp->mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE);
115 if (!INTUSE(xdr_callhdr) (xdrs, &call_msg))
117 perror (_ ("clnt_raw.c - Fatal header serialization error."));
119 clp->mcnt = XDR_GETPOS (xdrs);
123 * Set xdrmem for client/server shared buffer
125 INTUSE(xdrmem_create) (xdrs, clp->_raw_buf, UDPMSGSIZE, XDR_FREE);
128 * create client handle
130 client->cl_ops = (struct clnt_ops *) &client_ops;
131 client->cl_auth = INTUSE(authnone_create) ();
135 static enum clnt_stat
136 clntraw_call (h, proc, xargs, argsp, xresults, resultsp, timeout)
143 struct timeval timeout;
145 struct clntraw_private_s *clp = clntraw_private;
146 XDR *xdrs = &clp->xdr_stream;
148 enum clnt_stat status;
149 struct rpc_err error;
157 xdrs->x_op = XDR_ENCODE;
158 XDR_SETPOS (xdrs, 0);
159 ((struct rpc_msg *) clp->mashl_callmsg)->rm_xid++;
160 if ((!XDR_PUTBYTES (xdrs, clp->mashl_callmsg, clp->mcnt)) ||
161 (!XDR_PUTLONG (xdrs, (long *) &proc)) ||
162 (!AUTH_MARSHALL (h->cl_auth, xdrs)) ||
163 (!(*xargs) (xdrs, argsp)))
165 return (RPC_CANTENCODEARGS);
167 (void) XDR_GETPOS (xdrs); /* called just to cause overhead */
170 * We have to call server input routine here because this is
171 * all going on in one process. Yuk.
173 INTUSE(svc_getreq) (1);
178 xdrs->x_op = XDR_DECODE;
179 XDR_SETPOS (xdrs, 0);
180 msg.acpted_rply.ar_verf = _null_auth;
181 msg.acpted_rply.ar_results.where = resultsp;
182 msg.acpted_rply.ar_results.proc = xresults;
183 if (!INTUSE(xdr_replymsg) (xdrs, &msg))
184 return RPC_CANTDECODERES;
185 _seterr_reply (&msg, &error);
186 status = error.re_status;
188 if (status == RPC_SUCCESS)
190 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
192 status = RPC_AUTHERROR;
194 } /* end successful completion */
197 if (AUTH_REFRESH (h->cl_auth))
199 } /* end of unsuccessful completion */
201 if (status == RPC_SUCCESS)
203 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
205 status = RPC_AUTHERROR;
207 if (msg.acpted_rply.ar_verf.oa_base != NULL)
209 xdrs->x_op = XDR_FREE;
210 (void) INTUSE(xdr_opaque_auth) (xdrs, &(msg.acpted_rply.ar_verf));
218 clntraw_geterr (CLIENT *cl, struct rpc_err *err)
224 clntraw_freeres (cl, xdr_res, res_ptr)
229 struct clntraw_private_s *clp = clntraw_private;
230 XDR *xdrs = &clp->xdr_stream;
235 rval = (bool_t) RPC_FAILED;
238 xdrs->x_op = XDR_FREE;
239 return (*xdr_res) (xdrs, res_ptr);
248 clntraw_control (CLIENT *cl, int i, char *c)
254 clntraw_destroy (CLIENT *cl)