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/*
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* svc_raw.c, This a toy for simple testing and timing.
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* Interface to create an rpc client and server in the same UNIX process.
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* This lets us simulate rpc and get rpc (round trip) overhead, without
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* any interference from the kernel.
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*
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* Copyright (c) 2010, Oracle America, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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* * Neither the name of the "Oracle America, Inc." nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <rpc/rpc.h>
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#include <rpc/svc.h>
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#include <shlib-compat.h>
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/*
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* This is the "network" that we will be moving data over
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*/
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struct svcraw_private_s
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{
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char _raw_buf[UDPMSGSIZE];
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SVCXPRT server;
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XDR xdr_stream;
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char verf_body[MAX_AUTH_BYTES];
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};
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#define svcraw_private RPC_THREAD_VARIABLE(svcraw_private_s)
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static bool_t svcraw_recv (SVCXPRT *, struct rpc_msg *);
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static enum xprt_stat svcraw_stat (SVCXPRT *);
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static bool_t svcraw_getargs (SVCXPRT *, xdrproc_t, caddr_t);
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static bool_t svcraw_reply (SVCXPRT *, struct rpc_msg *);
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static bool_t svcraw_freeargs (SVCXPRT *, xdrproc_t, caddr_t);
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static void svcraw_destroy (SVCXPRT *);
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static const struct xp_ops server_ops =
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{
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svcraw_recv,
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svcraw_stat,
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svcraw_getargs,
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svcraw_reply,
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svcraw_freeargs,
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svcraw_destroy
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};
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SVCXPRT *
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svcraw_create (void)
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{
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struct svcraw_private_s *srp = svcraw_private;
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if (srp == 0)
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{
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srp = (struct svcraw_private_s *) calloc (1, sizeof (*srp));
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if (srp == 0)
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return NULL;
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}
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srp->server.xp_sock = 0;
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srp->server.xp_port = 0;
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srp->server.xp_ops = (struct xp_ops *) &server_ops;
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srp->server.xp_verf.oa_base = srp->verf_body;
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xdrmem_create (&srp->xdr_stream, srp->_raw_buf, UDPMSGSIZE, XDR_FREE);
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return &srp->server;
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}
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libc_hidden_nolink_sunrpc (svcraw_create, GLIBC_2_0)
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static enum xprt_stat
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svcraw_stat (SVCXPRT *xprt)
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{
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return XPRT_IDLE;
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}
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static bool_t
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svcraw_recv (SVCXPRT *xprt, struct rpc_msg *msg)
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{
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struct svcraw_private_s *srp = svcraw_private;
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XDR *xdrs;
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if (srp == 0)
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return FALSE;
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xdrs = &srp->xdr_stream;
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xdrs->x_op = XDR_DECODE;
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XDR_SETPOS (xdrs, 0);
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if (!xdr_callmsg (xdrs, msg))
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return FALSE;
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return TRUE;
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}
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static bool_t
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svcraw_reply (SVCXPRT *xprt, struct rpc_msg *msg)
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{
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struct svcraw_private_s *srp = svcraw_private;
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XDR *xdrs;
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if (srp == 0)
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return FALSE;
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xdrs = &srp->xdr_stream;
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xdrs->x_op = XDR_ENCODE;
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XDR_SETPOS (xdrs, 0);
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if (!xdr_replymsg (xdrs, msg))
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return FALSE;
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(void) XDR_GETPOS (xdrs); /* called just for overhead */
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return TRUE;
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}
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static bool_t
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svcraw_getargs (SVCXPRT *xprt, xdrproc_t xdr_args, caddr_t args_ptr)
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{
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struct svcraw_private_s *srp = svcraw_private;
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if (srp == 0)
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return FALSE;
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return (*xdr_args) (&srp->xdr_stream, args_ptr);
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}
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static bool_t
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svcraw_freeargs (SVCXPRT *xprt, xdrproc_t xdr_args, caddr_t args_ptr)
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{
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struct svcraw_private_s *srp = svcraw_private;
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XDR *xdrs;
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if (srp == 0)
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return FALSE;
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xdrs = &srp->xdr_stream;
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xdrs->x_op = XDR_FREE;
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return (*xdr_args) (xdrs, args_ptr);
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}
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static void
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svcraw_destroy (SVCXPRT *xprt)
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{
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}
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