123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238 |
- /* @(#)clnt_raw.c 2.2 88/08/01 4.0 RPCSRC */
- /*
- * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
- * unrestricted use provided that this legend is included on all tape
- * media and as a part of the software program in whole or part. Users
- * may copy or modify Sun RPC without charge, but are not authorized
- * to license or distribute it to anyone else except as part of a product or
- * program developed by the user.
- *
- * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
- * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
- *
- * Sun RPC is provided with no support and without any obligation on the
- * part of Sun Microsystems, Inc. to assist in its use, correction,
- * modification or enhancement.
- *
- * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
- * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
- * OR ANY PART THEREOF.
- *
- * In no event will Sun Microsystems, Inc. be liable for any lost revenue
- * or profits or other special, indirect and consequential damages, even if
- * Sun has been advised of the possibility of such damages.
- *
- * Sun Microsystems, Inc.
- * 2550 Garcia Avenue
- * Mountain View, California 94043
- */
- #if !defined(lint) && defined(SCCSIDS)
- static char sccsid[] = "@(#)clnt_raw.c 1.22 87/08/11 Copyr 1984 Sun Micro";
- #endif
- /*
- * clnt_raw.c
- *
- * Copyright (C) 1984, Sun Microsystems, Inc.
- *
- * Memory based rpc for simple testing and timing.
- * Interface to create an rpc client and server in the same process.
- * This lets us similate rpc and get round trip overhead, without
- * any interference from the kernal.
- */
- #include <rpc/rpc.h>
- #define MCALL_MSG_SIZE 24
- /*
- * This is the "network" we will be moving stuff over.
- */
- static struct clntraw_private {
- CLIENT client_object;
- XDR xdr_stream;
- char _raw_buf[UDPMSGSIZE];
- char mashl_callmsg[MCALL_MSG_SIZE];
- u_int mcnt;
- } *clntraw_private;
- static enum clnt_stat clntraw_call();
- static void clntraw_abort();
- static void clntraw_geterr();
- static bool_t clntraw_freeres();
- static bool_t clntraw_control();
- static void clntraw_destroy();
- static struct clnt_ops client_ops = {
- clntraw_call,
- clntraw_abort,
- clntraw_geterr,
- clntraw_freeres,
- clntraw_destroy,
- clntraw_control
- };
- void svc_getreq();
- /*
- * Create a client handle for memory based rpc.
- */
- CLIENT *
- clntraw_create(prog, vers)
- u_long prog;
- u_long vers;
- {
- register struct clntraw_private *clp = clntraw_private;
- struct rpc_msg call_msg;
- XDR *xdrs = &clp->xdr_stream;
- CLIENT *client = &clp->client_object;
- if (clp == 0) {
- clp = (struct clntraw_private *)calloc(1, sizeof (*clp));
- if (clp == 0)
- return (0);
- clntraw_private = clp;
- }
- /*
- * pre-serialize the staic part of the call msg and stash it away
- */
- call_msg.rm_direction = CALL;
- call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
- call_msg.rm_call.cb_prog = prog;
- call_msg.rm_call.cb_vers = vers;
- xdrmem_create(xdrs, clp->mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE);
- if (! xdr_callhdr(xdrs, &call_msg)) {
- perror("clnt_raw.c - Fatal header serialization error.");
- }
- clp->mcnt = XDR_GETPOS(xdrs);
- XDR_DESTROY(xdrs);
- /*
- * Set xdrmem for client/server shared buffer
- */
- xdrmem_create(xdrs, clp->_raw_buf, UDPMSGSIZE, XDR_FREE);
- /*
- * create client handle
- */
- client->cl_ops = &client_ops;
- client->cl_auth = authnone_create();
- return (client);
- }
- static enum clnt_stat
- clntraw_call(h, proc, xargs, argsp, xresults, resultsp, timeout)
- CLIENT *h;
- u_long proc;
- xdrproc_t xargs;
- caddr_t argsp;
- xdrproc_t xresults;
- caddr_t resultsp;
- struct timeval timeout;
- {
- register struct clntraw_private *clp = clntraw_private;
- register XDR *xdrs = &clp->xdr_stream;
- struct rpc_msg msg;
- enum clnt_stat status;
- struct rpc_err error;
- if (clp == 0)
- return (RPC_FAILED);
- call_again:
- /*
- * send request
- */
- xdrs->x_op = XDR_ENCODE;
- XDR_SETPOS(xdrs, 0);
- ((struct rpc_msg *)clp->mashl_callmsg)->rm_xid ++ ;
- if ((! XDR_PUTBYTES(xdrs, clp->mashl_callmsg, clp->mcnt)) ||
- (! XDR_PUTLONG(xdrs, (long *)&proc)) ||
- (! AUTH_MARSHALL(h->cl_auth, xdrs)) ||
- (! (*xargs)(xdrs, argsp))) {
- return (RPC_CANTENCODEARGS);
- }
- (void)XDR_GETPOS(xdrs); /* called just to cause overhead */
- /*
- * We have to call server input routine here because this is
- * all going on in one process. Yuk.
- */
- svc_getreq(1);
- /*
- * get results
- */
- xdrs->x_op = XDR_DECODE;
- XDR_SETPOS(xdrs, 0);
- msg.acpted_rply.ar_verf = _null_auth;
- msg.acpted_rply.ar_results.where = resultsp;
- msg.acpted_rply.ar_results.proc = xresults;
- if (! xdr_replymsg(xdrs, &msg))
- return (RPC_CANTDECODERES);
- _seterr_reply(&msg, &error);
- status = error.re_status;
- if (status == RPC_SUCCESS) {
- if (! AUTH_VALIDATE(h->cl_auth, &msg.acpted_rply.ar_verf)) {
- status = RPC_AUTHERROR;
- }
- } /* end successful completion */
- else {
- if (AUTH_REFRESH(h->cl_auth))
- goto call_again;
- } /* end of unsuccessful completion */
- if (status == RPC_SUCCESS) {
- if (! AUTH_VALIDATE(h->cl_auth, &msg.acpted_rply.ar_verf)) {
- status = RPC_AUTHERROR;
- }
- if (msg.acpted_rply.ar_verf.oa_base != NULL) {
- xdrs->x_op = XDR_FREE;
- (void)xdr_opaque_auth(xdrs, &(msg.acpted_rply.ar_verf));
- }
- }
- return (status);
- }
- static void
- clntraw_geterr()
- {
- }
- static bool_t
- clntraw_freeres(cl, xdr_res, res_ptr)
- CLIENT *cl;
- xdrproc_t xdr_res;
- caddr_t res_ptr;
- {
- register struct clntraw_private *clp = clntraw_private;
- register XDR *xdrs = &clp->xdr_stream;
- bool_t rval;
- if (clp == 0)
- {
- rval = (bool_t) RPC_FAILED;
- return (rval);
- }
- xdrs->x_op = XDR_FREE;
- return ((*xdr_res)(xdrs, res_ptr));
- }
- static void
- clntraw_abort()
- {
- }
- static bool_t
- clntraw_control()
- {
- return (FALSE);
- }
- static void
- clntraw_destroy()
- {
- }
|