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/* $NetBSD: svc_raw.c,v 1.14 2000/07/06 03:10:35 christos Exp $ */
/*
* 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
*/
/*
* Copyright (c) 1986-1991 by Sun Microsystems Inc.
*/
/* #ident "@(#)svc_raw.c 1.16 94/04/24 SMI" */
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)svc_raw.c 1.25 89/01/31 Copyr 1984 Sun Micro";
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* svc_raw.c, This a toy for simple testing and timing.
* Interface to create an rpc client and server in the same UNIX process.
* This lets us similate rpc and get rpc (round trip) overhead, without
* any interference from the kernel.
*
*/
#include "namespace.h"
#include "reentrant.h"
#include <rpc/rpc.h>
#include <sys/types.h>
#include <rpc/raw.h>
#include <stdlib.h>
#include "un-namespace.h"
#include "mt_misc.h"
#ifndef UDPMSGSIZE
#define UDPMSGSIZE 8800
#endif
/*
* This is the "network" that we will be moving data over
*/
static struct svc_raw_private {
char *raw_buf; /* should be shared with the cl handle */
SVCXPRT server;
XDR xdr_stream;
char verf_body[MAX_AUTH_BYTES];
} *svc_raw_private;
static enum xprt_stat svc_raw_stat(SVCXPRT *);
static bool_t svc_raw_recv(SVCXPRT *, struct rpc_msg *);
static bool_t svc_raw_reply(SVCXPRT *, struct rpc_msg *);
static bool_t svc_raw_getargs(SVCXPRT *, xdrproc_t, void *);
static bool_t svc_raw_freeargs(SVCXPRT *, xdrproc_t, void *);
static void svc_raw_destroy(SVCXPRT *);
static void svc_raw_ops(SVCXPRT *);
static bool_t svc_raw_control(SVCXPRT *, const u_int, void *);
char *__rpc_rawcombuf = NULL;
SVCXPRT *
svc_raw_create()
{
struct svc_raw_private *srp;
/* VARIABLES PROTECTED BY svcraw_lock: svc_raw_private, srp */
mutex_lock(&svcraw_lock);
srp = svc_raw_private;
if (srp == NULL) {
srp = (struct svc_raw_private *)calloc(1, sizeof (*srp));
if (srp == NULL) {
mutex_unlock(&svcraw_lock);
return (NULL);
}
if (__rpc_rawcombuf == NULL)
__rpc_rawcombuf = calloc(UDPMSGSIZE, sizeof (char));
srp->raw_buf = __rpc_rawcombuf; /* Share it with the client */
svc_raw_private = srp;
}
srp->server.xp_fd = FD_SETSIZE;
srp->server.xp_port = 0;
srp->server.xp_p3 = NULL;
svc_raw_ops(&srp->server);
srp->server.xp_verf.oa_base = srp->verf_body;
xdrmem_create(&srp->xdr_stream, srp->raw_buf, UDPMSGSIZE, XDR_DECODE);
xprt_register(&srp->server);
mutex_unlock(&svcraw_lock);
return (&srp->server);
}
/*ARGSUSED*/
static enum xprt_stat
svc_raw_stat(xprt)
SVCXPRT *xprt; /* args needed to satisfy ANSI-C typechecking */
{
return (XPRT_IDLE);
}
/*ARGSUSED*/
static bool_t
svc_raw_recv(xprt, msg)
SVCXPRT *xprt;
struct rpc_msg *msg;
{
struct svc_raw_private *srp;
XDR *xdrs;
mutex_lock(&svcraw_lock);
srp = svc_raw_private;
if (srp == NULL) {
mutex_unlock(&svcraw_lock);
return (FALSE);
}
mutex_unlock(&svcraw_lock);
xdrs = &srp->xdr_stream;
xdrs->x_op = XDR_DECODE;
(void) XDR_SETPOS(xdrs, 0);
if (! xdr_callmsg(xdrs, msg)) {
return (FALSE);
}
return (TRUE);
}
/*ARGSUSED*/
static bool_t
svc_raw_reply(xprt, msg)
SVCXPRT *xprt;
struct rpc_msg *msg;
{
struct svc_raw_private *srp;
XDR *xdrs;
mutex_lock(&svcraw_lock);
srp = svc_raw_private;
if (srp == NULL) {
mutex_unlock(&svcraw_lock);
return (FALSE);
}
mutex_unlock(&svcraw_lock);
xdrs = &srp->xdr_stream;
xdrs->x_op = XDR_ENCODE;
(void) XDR_SETPOS(xdrs, 0);
if (! xdr_replymsg(xdrs, msg)) {
return (FALSE);
}
(void) XDR_GETPOS(xdrs); /* called just for overhead */
return (TRUE);
}
/*ARGSUSED*/
static bool_t
svc_raw_getargs(xprt, xdr_args, args_ptr)
SVCXPRT *xprt;
xdrproc_t xdr_args;
void *args_ptr;
{
struct svc_raw_private *srp;
mutex_lock(&svcraw_lock);
srp = svc_raw_private;
if (srp == NULL) {
mutex_unlock(&svcraw_lock);
return (FALSE);
}
mutex_unlock(&svcraw_lock);
return (*xdr_args)(&srp->xdr_stream, args_ptr);
}
/*ARGSUSED*/
static bool_t
svc_raw_freeargs(xprt, xdr_args, args_ptr)
SVCXPRT *xprt;
xdrproc_t xdr_args;
void *args_ptr;
{
struct svc_raw_private *srp;
XDR *xdrs;
mutex_lock(&svcraw_lock);
srp = svc_raw_private;
if (srp == NULL) {
mutex_unlock(&svcraw_lock);
return (FALSE);
}
mutex_unlock(&svcraw_lock);
xdrs = &srp->xdr_stream;
xdrs->x_op = XDR_FREE;
return (*xdr_args)(xdrs, args_ptr);
}
/*ARGSUSED*/
static void
svc_raw_destroy(xprt)
SVCXPRT *xprt;
{
}
/*ARGSUSED*/
static bool_t
svc_raw_control(xprt, rq, in)
SVCXPRT *xprt;
const u_int rq;
void *in;
{
return (FALSE);
}
static void
svc_raw_ops(xprt)
SVCXPRT *xprt;
{
static struct xp_ops ops;
static struct xp_ops2 ops2;
/* VARIABLES PROTECTED BY ops_lock: ops */
mutex_lock(&ops_lock);
if (ops.xp_recv == NULL) {
ops.xp_recv = svc_raw_recv;
ops.xp_stat = svc_raw_stat;
ops.xp_getargs = svc_raw_getargs;
ops.xp_reply = svc_raw_reply;
ops.xp_freeargs = svc_raw_freeargs;
ops.xp_destroy = svc_raw_destroy;
ops2.xp_control = svc_raw_control;
}
xprt->xp_ops = &ops;
xprt->xp_ops2 = &ops2;
mutex_unlock(&ops_lock);
}
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