1 /* @(#)clnt_raw.c 2.2 88/08/01 4.0 RPCSRC */
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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];
62 char msg[MCALL_MSG_SIZE];
67 #ifdef _RPC_THREAD_SAFE_
68 #define clntraw_private RPC_THREAD_VARIABLE(clntraw_private_s)
70 static struct clntraw_private_s *clntraw_private;
73 static enum clnt_stat clntraw_call (CLIENT *, u_long, xdrproc_t, caddr_t,
74 xdrproc_t, caddr_t, struct timeval);
75 static void clntraw_abort (void);
76 static void clntraw_geterr (CLIENT *, struct rpc_err *);
77 static bool_t clntraw_freeres (CLIENT *, xdrproc_t, caddr_t);
78 static bool_t clntraw_control (CLIENT *, int, char *);
79 static void clntraw_destroy (CLIENT *);
81 static const struct clnt_ops client_ops =
92 * Create a client handle for memory based rpc.
95 clntraw_create (u_long prog, u_long vers)
97 struct clntraw_private_s *clp = clntraw_private;
98 struct rpc_msg call_msg;
104 clp = (struct clntraw_private_s *) calloc (1, sizeof (*clp));
107 clntraw_private = clp;
109 xdrs = &clp->xdr_stream;
110 client = &clp->client_object;
112 * pre-serialize the static part of the call msg and stash it away
114 call_msg.rm_direction = CALL;
115 call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
116 call_msg.rm_call.cb_prog = prog;
117 call_msg.rm_call.cb_vers = vers;
118 INTUSE(xdrmem_create) (xdrs, clp->mashl_callmsg.msg, MCALL_MSG_SIZE,
120 if (!INTUSE(xdr_callhdr) (xdrs, &call_msg))
122 perror (_ ("clnt_raw.c: fatal header serialization error"));
124 clp->mcnt = XDR_GETPOS (xdrs);
128 * Set xdrmem for client/server shared buffer
130 INTUSE(xdrmem_create) (xdrs, clp->_raw_buf, UDPMSGSIZE, XDR_FREE);
133 * create client handle
135 client->cl_ops = (struct clnt_ops *) &client_ops;
136 client->cl_auth = INTUSE(authnone_create) ();
140 static enum clnt_stat
141 clntraw_call (h, proc, xargs, argsp, xresults, resultsp, timeout)
148 struct timeval timeout;
150 struct clntraw_private_s *clp = clntraw_private;
151 XDR *xdrs = &clp->xdr_stream;
153 enum clnt_stat status;
154 struct rpc_err error;
162 xdrs->x_op = XDR_ENCODE;
163 XDR_SETPOS (xdrs, 0);
164 /* Just checking the union definition to access rm_xid is correct. */
165 if (offsetof (struct rpc_msg, rm_xid) != 0)
167 clp->mashl_callmsg.rm_xid++;
168 if ((!XDR_PUTBYTES (xdrs, clp->mashl_callmsg.msg, clp->mcnt)) ||
169 (!XDR_PUTLONG (xdrs, (long *) &proc)) ||
170 (!AUTH_MARSHALL (h->cl_auth, xdrs)) ||
171 (!(*xargs) (xdrs, argsp)))
173 return (RPC_CANTENCODEARGS);
175 (void) XDR_GETPOS (xdrs); /* called just to cause overhead */
178 * We have to call server input routine here because this is
179 * all going on in one process. Yuk.
181 INTUSE(svc_getreq) (1);
186 xdrs->x_op = XDR_DECODE;
187 XDR_SETPOS (xdrs, 0);
188 msg.acpted_rply.ar_verf = _null_auth;
189 msg.acpted_rply.ar_results.where = resultsp;
190 msg.acpted_rply.ar_results.proc = xresults;
191 if (!INTUSE(xdr_replymsg) (xdrs, &msg))
192 return RPC_CANTDECODERES;
193 _seterr_reply (&msg, &error);
194 status = error.re_status;
196 if (status == RPC_SUCCESS)
198 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
200 status = RPC_AUTHERROR;
202 } /* end successful completion */
205 if (AUTH_REFRESH (h->cl_auth))
207 } /* end of unsuccessful completion */
209 if (status == RPC_SUCCESS)
211 if (!AUTH_VALIDATE (h->cl_auth, &msg.acpted_rply.ar_verf))
213 status = RPC_AUTHERROR;
215 if (msg.acpted_rply.ar_verf.oa_base != NULL)
217 xdrs->x_op = XDR_FREE;
218 (void) INTUSE(xdr_opaque_auth) (xdrs, &(msg.acpted_rply.ar_verf));
226 clntraw_geterr (CLIENT *cl, struct rpc_err *err)
232 clntraw_freeres (cl, xdr_res, res_ptr)
237 struct clntraw_private_s *clp = clntraw_private;
238 XDR *xdrs = &clp->xdr_stream;
243 rval = (bool_t) RPC_FAILED;
246 xdrs->x_op = XDR_FREE;
247 return (*xdr_res) (xdrs, res_ptr);
256 clntraw_control (CLIENT *cl, int i, char *c)
262 clntraw_destroy (CLIENT *cl)