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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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.
47 #include "rpc_private.h"
51 libc_hidden_proto(perror)
52 libc_hidden_proto(authnone_create)
53 libc_hidden_proto(xdrmem_create)
54 libc_hidden_proto(xdr_callhdr)
55 libc_hidden_proto(xdr_replymsg)
56 libc_hidden_proto(xdr_opaque_auth)
57 libc_hidden_proto(svc_getreq)
58 libc_hidden_proto(_seterr_reply)
60 #define MCALL_MSG_SIZE 24
63 * This is the "network" we will be moving stuff over.
65 struct clntraw_private_s
69 char _raw_buf[UDPMSGSIZE];
70 char mashl_callmsg[MCALL_MSG_SIZE];
73 #ifdef __UCLIBC_HAS_THREADS__
74 #define clntraw_private (*(struct clntraw_private_s **)&RPC_THREAD_VARIABLE(clntraw_private_s))
76 static struct clntraw_private_s *clntraw_private;
79 static enum clnt_stat clntraw_call (CLIENT *, u_long, xdrproc_t, caddr_t,
80 xdrproc_t, caddr_t, struct timeval);
81 static void clntraw_abort (void);
82 static void clntraw_geterr (CLIENT *, struct rpc_err *);
83 static bool_t clntraw_freeres (CLIENT *, xdrproc_t, caddr_t);
84 static bool_t clntraw_control (CLIENT *, int, char *);
85 static void clntraw_destroy (CLIENT *);
87 static struct clnt_ops client_ops =
98 * Create a client handle for memory based rpc.
101 clntraw_create (u_long prog, u_long vers)
103 struct clntraw_private_s *clp = clntraw_private;
104 struct rpc_msg call_msg;
105 XDR *xdrs = &clp->xdr_stream;
106 CLIENT *client = &clp->client_object;
110 clp = (struct clntraw_private_s *) calloc (1, sizeof (*clp));
113 clntraw_private = clp;
116 * pre-serialize the static part of the call msg and stash it away
118 call_msg.rm_direction = CALL;
119 call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
120 call_msg.rm_call.cb_prog = prog;
121 call_msg.rm_call.cb_vers = vers;
122 xdrmem_create (xdrs, clp->mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE);
123 if (!xdr_callhdr (xdrs, &call_msg))
125 perror (_ ("clnt_raw.c - Fatal header serialization error."));
127 clp->mcnt = XDR_GETPOS (xdrs);
131 * Set xdrmem for client/server shared buffer
133 xdrmem_create (xdrs, clp->_raw_buf, UDPMSGSIZE, XDR_FREE);
136 * create client handle
138 client->cl_ops = &client_ops;
139 client->cl_auth = authnone_create ();
143 static enum clnt_stat
144 clntraw_call (h, proc, xargs, argsp, xresults, resultsp, timeout)
151 struct timeval timeout attribute_unused;
153 struct clntraw_private_s *clp = clntraw_private;
154 XDR *xdrs = &clp->xdr_stream;
156 enum clnt_stat status;
157 struct rpc_err error;
165 xdrs->x_op = XDR_ENCODE;
166 XDR_SETPOS (xdrs, 0);
167 ((struct rpc_msg *) clp->mashl_callmsg)->rm_xid++;
168 if ((!XDR_PUTBYTES (xdrs, clp->mashl_callmsg, 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.
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 (!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) xdr_opaque_auth (xdrs, &(msg.acpted_rply.ar_verf));
226 clntraw_geterr (CLIENT *cl attribute_unused, struct rpc_err *err attribute_unused)
232 clntraw_freeres (CLIENT *cl attribute_unused, xdrproc_t xdr_res, caddr_t res_ptr)
234 struct clntraw_private_s *clp = clntraw_private;
235 XDR *xdrs = &clp->xdr_stream;
240 rval = (bool_t) RPC_FAILED;
243 xdrs->x_op = XDR_FREE;
244 return (*xdr_res) (xdrs, res_ptr);
253 clntraw_control (CLIENT *cl attribute_unused, int i attribute_unused, char *c attribute_unused)
259 clntraw_destroy (CLIENT *cl attribute_unused)