174462Salfred/* $NetBSD: svc_raw.c,v 1.14 2000/07/06 03:10:35 christos Exp $ */ 274462Salfred 3261057Smav/*- 4261057Smav * Copyright (c) 2009, Sun Microsystems, Inc. 5261057Smav * All rights reserved. 68870Srgrimes * 7261057Smav * Redistribution and use in source and binary forms, with or without 8261057Smav * modification, are permitted provided that the following conditions are met: 9261057Smav * - Redistributions of source code must retain the above copyright notice, 10261057Smav * this list of conditions and the following disclaimer. 11261057Smav * - Redistributions in binary form must reproduce the above copyright notice, 12261057Smav * this list of conditions and the following disclaimer in the documentation 13261057Smav * and/or other materials provided with the distribution. 14261057Smav * - Neither the name of Sun Microsystems, Inc. nor the names of its 15261057Smav * contributors may be used to endorse or promote products derived 16261057Smav * from this software without specific prior written permission. 17261057Smav * 18261057Smav * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19261057Smav * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20261057Smav * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21261057Smav * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22261057Smav * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23261057Smav * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24261057Smav * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25261057Smav * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26261057Smav * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27261057Smav * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28261057Smav * POSSIBILITY OF SUCH DAMAGE. 291901Swollman */ 3074462Salfred/* 3174462Salfred * Copyright (c) 1986-1991 by Sun Microsystems Inc. 3274462Salfred */ 331901Swollman 3474462Salfred/* #ident "@(#)svc_raw.c 1.16 94/04/24 SMI" */ 3574462Salfred 36136581Sobrien#if defined(LIBC_SCCS) && !defined(lint) 3774462Salfredstatic char sccsid[] = "@(#)svc_raw.c 1.25 89/01/31 Copyr 1984 Sun Micro"; 381901Swollman#endif 3992990Sobrien#include <sys/cdefs.h> 4092990Sobrien__FBSDID("$FreeBSD$"); 411901Swollman 421901Swollman/* 431901Swollman * svc_raw.c, This a toy for simple testing and timing. 441901Swollman * Interface to create an rpc client and server in the same UNIX process. 451901Swollman * This lets us similate rpc and get rpc (round trip) overhead, without 4685138Salfred * any interference from the kernel. 471901Swollman * 481901Swollman */ 491901Swollman 5075094Siedowse#include "namespace.h" 5174462Salfred#include "reentrant.h" 521901Swollman#include <rpc/rpc.h> 5374462Salfred#include <sys/types.h> 5474462Salfred#include <rpc/raw.h> 5511666Sphk#include <stdlib.h> 5674462Salfred#include "un-namespace.h" 57156090Sdeischen#include "mt_misc.h" 581901Swollman 5974462Salfred#ifndef UDPMSGSIZE 6074462Salfred#define UDPMSGSIZE 8800 6174462Salfred#endif 6274462Salfred 631901Swollman/* 641901Swollman * This is the "network" that we will be moving data over 651901Swollman */ 6674462Salfredstatic struct svc_raw_private { 6774462Salfred char *raw_buf; /* should be shared with the cl handle */ 68181344Sdfr SVCXPRT *server; 691901Swollman XDR xdr_stream; 701901Swollman char verf_body[MAX_AUTH_BYTES]; 7174462Salfred} *svc_raw_private; 721901Swollman 7392905Sobrienstatic enum xprt_stat svc_raw_stat(SVCXPRT *); 7492905Sobrienstatic bool_t svc_raw_recv(SVCXPRT *, struct rpc_msg *); 7592905Sobrienstatic bool_t svc_raw_reply(SVCXPRT *, struct rpc_msg *); 7695658Sdesstatic bool_t svc_raw_getargs(SVCXPRT *, xdrproc_t, void *); 7795658Sdesstatic bool_t svc_raw_freeargs(SVCXPRT *, xdrproc_t, void *); 7892905Sobrienstatic void svc_raw_destroy(SVCXPRT *); 7992905Sobrienstatic void svc_raw_ops(SVCXPRT *); 8092905Sobrienstatic bool_t svc_raw_control(SVCXPRT *, const u_int, void *); 811901Swollman 8274462Salfredchar *__rpc_rawcombuf = NULL; 8374462Salfred 841901SwollmanSVCXPRT * 8574462Salfredsvc_raw_create() 861901Swollman{ 8774462Salfred struct svc_raw_private *srp; 8874462Salfred/* VARIABLES PROTECTED BY svcraw_lock: svc_raw_private, srp */ 891901Swollman 9074462Salfred mutex_lock(&svcraw_lock); 9174462Salfred srp = svc_raw_private; 9274462Salfred if (srp == NULL) { 9374462Salfred srp = (struct svc_raw_private *)calloc(1, sizeof (*srp)); 9474462Salfred if (srp == NULL) { 9574462Salfred mutex_unlock(&svcraw_lock); 9674462Salfred return (NULL); 9774462Salfred } 98235045Skib if (__rpc_rawcombuf == NULL) { 9974462Salfred __rpc_rawcombuf = calloc(UDPMSGSIZE, sizeof (char)); 100235045Skib if (__rpc_rawcombuf == NULL) { 101235045Skib free(srp); 102235045Skib mutex_unlock(&svcraw_lock); 103235045Skib return (NULL); 104235045Skib } 105235045Skib } 10674462Salfred srp->raw_buf = __rpc_rawcombuf; /* Share it with the client */ 107181344Sdfr srp->server = svc_xprt_alloc(); 108235045Skib if (srp->server == NULL) { 109235045Skib free(__rpc_rawcombuf); 110235045Skib free(srp); 111235045Skib mutex_unlock(&svcraw_lock); 112235045Skib return (NULL); 113235045Skib } 11474462Salfred svc_raw_private = srp; 1151901Swollman } 116181344Sdfr srp->server->xp_fd = FD_SETSIZE; 117181344Sdfr srp->server->xp_port = 0; 118181344Sdfr svc_raw_ops(srp->server); 119181344Sdfr srp->server->xp_verf.oa_base = srp->verf_body; 12074462Salfred xdrmem_create(&srp->xdr_stream, srp->raw_buf, UDPMSGSIZE, XDR_DECODE); 121181344Sdfr xprt_register(srp->server); 12274462Salfred mutex_unlock(&svcraw_lock); 123181344Sdfr return (srp->server); 1241901Swollman} 1251901Swollman 12674462Salfred/*ARGSUSED*/ 1271901Swollmanstatic enum xprt_stat 12874462Salfredsvc_raw_stat(xprt) 12974462SalfredSVCXPRT *xprt; /* args needed to satisfy ANSI-C typechecking */ 1301901Swollman{ 1311901Swollman return (XPRT_IDLE); 1321901Swollman} 1331901Swollman 13474462Salfred/*ARGSUSED*/ 1351901Swollmanstatic bool_t 13674462Salfredsvc_raw_recv(xprt, msg) 1371901Swollman SVCXPRT *xprt; 1381901Swollman struct rpc_msg *msg; 1391901Swollman{ 14074462Salfred struct svc_raw_private *srp; 14174462Salfred XDR *xdrs; 1421901Swollman 14374462Salfred mutex_lock(&svcraw_lock); 14474462Salfred srp = svc_raw_private; 14574462Salfred if (srp == NULL) { 14674462Salfred mutex_unlock(&svcraw_lock); 14774462Salfred return (FALSE); 14874462Salfred } 14974462Salfred mutex_unlock(&svcraw_lock); 15074462Salfred 1511901Swollman xdrs = &srp->xdr_stream; 1521901Swollman xdrs->x_op = XDR_DECODE; 15374462Salfred (void) XDR_SETPOS(xdrs, 0); 15474462Salfred if (! xdr_callmsg(xdrs, msg)) { 15574462Salfred return (FALSE); 15674462Salfred } 1571901Swollman return (TRUE); 1581901Swollman} 1591901Swollman 16074462Salfred/*ARGSUSED*/ 1611901Swollmanstatic bool_t 16274462Salfredsvc_raw_reply(xprt, msg) 1631901Swollman SVCXPRT *xprt; 1641901Swollman struct rpc_msg *msg; 1651901Swollman{ 16674462Salfred struct svc_raw_private *srp; 16774462Salfred XDR *xdrs; 168181344Sdfr bool_t stat; 169181344Sdfr xdrproc_t xdr_proc; 170181344Sdfr caddr_t xdr_where; 1711901Swollman 17274462Salfred mutex_lock(&svcraw_lock); 17374462Salfred srp = svc_raw_private; 17474462Salfred if (srp == NULL) { 17574462Salfred mutex_unlock(&svcraw_lock); 1761901Swollman return (FALSE); 17774462Salfred } 17874462Salfred mutex_unlock(&svcraw_lock); 17974462Salfred 1801901Swollman xdrs = &srp->xdr_stream; 1811901Swollman xdrs->x_op = XDR_ENCODE; 18274462Salfred (void) XDR_SETPOS(xdrs, 0); 183181344Sdfr if (msg->rm_reply.rp_stat == MSG_ACCEPTED && 184181344Sdfr msg->rm_reply.rp_acpt.ar_stat == SUCCESS) { 185181344Sdfr xdr_proc = msg->acpted_rply.ar_results.proc; 186181344Sdfr xdr_where = msg->acpted_rply.ar_results.where; 187181344Sdfr msg->acpted_rply.ar_results.proc = (xdrproc_t) xdr_void; 188181344Sdfr msg->acpted_rply.ar_results.where = NULL; 189181344Sdfr 190199785Swollman stat = xdr_replymsg(xdrs, msg) && 191199785Swollman SVCAUTH_WRAP(&SVC_AUTH(xprt), xdrs, xdr_proc, xdr_where); 192181344Sdfr } else { 193181344Sdfr stat = xdr_replymsg(xdrs, msg); 194181344Sdfr } 195181344Sdfr if (!stat) { 19674462Salfred return (FALSE); 19774462Salfred } 19874462Salfred (void) XDR_GETPOS(xdrs); /* called just for overhead */ 1991901Swollman return (TRUE); 2001901Swollman} 2011901Swollman 20274462Salfred/*ARGSUSED*/ 2031901Swollmanstatic bool_t 20474462Salfredsvc_raw_getargs(xprt, xdr_args, args_ptr) 2051901Swollman SVCXPRT *xprt; 2061901Swollman xdrproc_t xdr_args; 20795658Sdes void *args_ptr; 2081901Swollman{ 20974462Salfred struct svc_raw_private *srp; 2101901Swollman 21174462Salfred mutex_lock(&svcraw_lock); 21274462Salfred srp = svc_raw_private; 21374462Salfred if (srp == NULL) { 21474462Salfred mutex_unlock(&svcraw_lock); 2151901Swollman return (FALSE); 21674462Salfred } 21774462Salfred mutex_unlock(&svcraw_lock); 218181344Sdfr 219181344Sdfr return (SVCAUTH_UNWRAP(&SVC_AUTH(xprt), &srp->xdr_stream, 220181344Sdfr xdr_args, args_ptr)); 2211901Swollman} 2221901Swollman 22374462Salfred/*ARGSUSED*/ 2241901Swollmanstatic bool_t 22574462Salfredsvc_raw_freeargs(xprt, xdr_args, args_ptr) 2261901Swollman SVCXPRT *xprt; 2271901Swollman xdrproc_t xdr_args; 22895658Sdes void *args_ptr; 2298870Srgrimes{ 23074462Salfred struct svc_raw_private *srp; 23174462Salfred XDR *xdrs; 2321901Swollman 23374462Salfred mutex_lock(&svcraw_lock); 23474462Salfred srp = svc_raw_private; 23574462Salfred if (srp == NULL) { 23674462Salfred mutex_unlock(&svcraw_lock); 2371901Swollman return (FALSE); 23874462Salfred } 23974462Salfred mutex_unlock(&svcraw_lock); 24074462Salfred 2411901Swollman xdrs = &srp->xdr_stream; 2421901Swollman xdrs->x_op = XDR_FREE; 24374462Salfred return (*xdr_args)(xdrs, args_ptr); 2448870Srgrimes} 2451901Swollman 24674462Salfred/*ARGSUSED*/ 2471901Swollmanstatic void 24874462Salfredsvc_raw_destroy(xprt) 24974462SalfredSVCXPRT *xprt; 2501901Swollman{ 2511901Swollman} 25274462Salfred 25374462Salfred/*ARGSUSED*/ 25474462Salfredstatic bool_t 25574462Salfredsvc_raw_control(xprt, rq, in) 25674462Salfred SVCXPRT *xprt; 25774462Salfred const u_int rq; 25874462Salfred void *in; 25974462Salfred{ 26074462Salfred return (FALSE); 26174462Salfred} 26274462Salfred 26374462Salfredstatic void 26474462Salfredsvc_raw_ops(xprt) 26574462Salfred SVCXPRT *xprt; 26674462Salfred{ 26774462Salfred static struct xp_ops ops; 26874462Salfred static struct xp_ops2 ops2; 26974462Salfred 27074462Salfred/* VARIABLES PROTECTED BY ops_lock: ops */ 27174462Salfred 27274462Salfred mutex_lock(&ops_lock); 27374462Salfred if (ops.xp_recv == NULL) { 27474462Salfred ops.xp_recv = svc_raw_recv; 27574462Salfred ops.xp_stat = svc_raw_stat; 27674462Salfred ops.xp_getargs = svc_raw_getargs; 27774462Salfred ops.xp_reply = svc_raw_reply; 27874462Salfred ops.xp_freeargs = svc_raw_freeargs; 27974462Salfred ops.xp_destroy = svc_raw_destroy; 28074462Salfred ops2.xp_control = svc_raw_control; 28174462Salfred } 28274462Salfred xprt->xp_ops = &ops; 28374462Salfred xprt->xp_ops2 = &ops2; 28474462Salfred mutex_unlock(&ops_lock); 28574462Salfred} 286