+++ /dev/null
-/*
- * Copyright (c) 2009, Sun Microsystems, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * - Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * - Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * - Neither the name of Sun Microsystems, Inc. nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * 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 kernel.
- */
-#include <wintirpc.h>
-//#include <pthread.h>
-#include <reentrant.h>
-#include <assert.h>
-//#include <err.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <rpc/rpc.h>
-#include <rpc/raw.h>
-
-extern mutex_t clntraw_lock;
-
-#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;
- union {
- struct rpc_msg mashl_rpcmsg;
- char mashl_callmsg[MCALL_MSG_SIZE];
- } u;
- u_int mcnt;
-} *clntraw_private;
-
-static enum clnt_stat clnt_raw_call(CLIENT *, rpcproc_t, xdrproc_t, void *,
- xdrproc_t, void *, struct timeval);
-static void clnt_raw_geterr(CLIENT *, struct rpc_err *);
-static bool_t clnt_raw_freeres(CLIENT *, xdrproc_t, void *);
-static void clnt_raw_abort(CLIENT *);
-static bool_t clnt_raw_control(CLIENT *, u_int, void *);
-static void clnt_raw_destroy(CLIENT *);
-static struct clnt_ops *clnt_raw_ops(void);
-
-/*
- * Create a client handle for memory based rpc.
- */
-CLIENT *
-clnt_raw_create(prog, vers)
- rpcprog_t prog;
- rpcvers_t vers;
-{
- struct clntraw_private *clp;
- struct rpc_msg call_msg;
- XDR *xdrs;
- CLIENT *client;
-
- mutex_lock(&clntraw_lock);
- clp = clntraw_private;
- if (clp == NULL) {
- clp = (struct clntraw_private *)calloc(1, sizeof (*clp));
- if (clp == NULL) {
- mutex_unlock(&clntraw_lock);
- return NULL;
- }
- if (__rpc_rawcombuf == NULL)
- __rpc_rawcombuf =
- (char *)calloc(UDPMSGSIZE, sizeof (char));
- clp->_raw_buf = __rpc_rawcombuf;
- clntraw_private = clp;
- }
- xdrs = &clp->xdr_stream;
- client = &clp->client_object;
- /*
- * pre-serialize the static part of the call msg and stash it away
- */
- call_msg.rm_direction = CALL;
- call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION;
- /* XXX: prog and vers have been long historically :-( */
- call_msg.rm_call.cb_prog = (u_int32_t)prog;
- call_msg.rm_call.cb_vers = (u_int32_t)vers;
- xdrmem_create(xdrs, clp->u.mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE);
- if (! xdr_callhdr(xdrs, &call_msg))
- //warnx("clntraw_create - 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 = clnt_raw_ops();
- client->cl_auth = authnone_create();
- mutex_unlock(&clntraw_lock);
- return (client);
-}
-
-/* ARGSUSED */
-static enum clnt_stat
-clnt_raw_call(h, proc, xargs, argsp, xresults, resultsp, timeout)
- CLIENT *h;
- rpcproc_t proc;
- xdrproc_t xargs;
- void *argsp;
- xdrproc_t xresults;
- void *resultsp;
- struct timeval timeout;
-{
- struct clntraw_private *clp = clntraw_private;
- XDR *xdrs = &clp->xdr_stream;
- struct rpc_msg msg;
- enum clnt_stat status;
- struct rpc_err error;
-
- assert(h != NULL);
-
- mutex_lock(&clntraw_lock);
- if (clp == NULL) {
- mutex_unlock(&clntraw_lock);
- return (RPC_FAILED);
- }
- mutex_unlock(&clntraw_lock);
-
-call_again:
- /*
- * send request
- */
- xdrs->x_op = XDR_ENCODE;
- XDR_SETPOS(xdrs, 0);
- clp->u.mashl_rpcmsg.rm_xid ++ ;
- if ((! XDR_PUTBYTES(xdrs, clp->u.mashl_callmsg, clp->mcnt)) ||
- (! XDR_PUTINT32(xdrs, (int32_t *)&proc)) ||
- (! AUTH_MARSHALL(h->cl_auth, xdrs, NULL)) ||
- (! (*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_common(FD_SETSIZE);
-
- /*
- * 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)) {
- /*
- * It's possible for xdr_replymsg() to fail partway
- * through its attempt to decode the result from the
- * server. If this happens, it will leave the reply
- * structure partially populated with dynamically
- * allocated memory. (This can happen if someone uses
- * clntudp_bufcreate() to create a CLIENT handle and
- * specifies a receive buffer size that is too small.)
- * This memory must be free()ed to avoid a leak.
- */
- int op = xdrs->x_op;
- xdrs->x_op = XDR_FREE;
- xdr_replymsg(xdrs, &msg);
- xdrs->x_op = op;
- 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, 0)) {
- status = RPC_AUTHERROR;
- }
- } /* end successful completion */
- else {
- if (AUTH_REFRESH(h->cl_auth, &msg))
- goto call_again;
- } /* end of unsuccessful completion */
-
- if (status == RPC_SUCCESS) {
- if (! AUTH_VALIDATE(h->cl_auth, &msg.acpted_rply.ar_verf, 0)) {
- 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);
-}
-
-/*ARGSUSED*/
-static void
-clnt_raw_geterr(cl, err)
- CLIENT *cl;
- struct rpc_err *err;
-{
-}
-
-
-/* ARGSUSED */
-static bool_t
-clnt_raw_freeres(cl, xdr_res, res_ptr)
- CLIENT *cl;
- xdrproc_t xdr_res;
- void *res_ptr;
-{
- struct clntraw_private *clp = clntraw_private;
- XDR *xdrs = &clp->xdr_stream;
- bool_t rval;
-
- mutex_lock(&clntraw_lock);
- if (clp == NULL) {
- rval = (bool_t) RPC_FAILED;
- mutex_unlock(&clntraw_lock);
- return (rval);
- }
- mutex_unlock(&clntraw_lock);
- xdrs->x_op = XDR_FREE;
- return ((*xdr_res)(xdrs, res_ptr));
-}
-
-/*ARGSUSED*/
-static void
-clnt_raw_abort(cl)
- CLIENT *cl;
-{
-}
-
-/*ARGSUSED*/
-static bool_t
-clnt_raw_control(cl, ui, str)
- CLIENT *cl;
- u_int ui;
- void *str;
-{
- return (FALSE);
-}
-
-/*ARGSUSED*/
-static void
-clnt_raw_destroy(cl)
- CLIENT *cl;
-{
-}
-
-static struct clnt_ops *
-clnt_raw_ops()
-{
- static struct clnt_ops ops;
- extern mutex_t ops_lock;
-
- /* VARIABLES PROTECTED BY ops_lock: ops */
-
- mutex_lock(&ops_lock);
- if (ops.cl_call == NULL) {
- ops.cl_call = clnt_raw_call;
- ops.cl_abort = clnt_raw_abort;
- ops.cl_geterr = clnt_raw_geterr;
- ops.cl_freeres = clnt_raw_freeres;
- ops.cl_destroy = clnt_raw_destroy;
- ops.cl_control = clnt_raw_control;
- }
- mutex_unlock(&ops_lock);
- return (&ops);
-}
projects / reactos.git / blobdiff