#ifndef lint static char rcs_id[] = {"$Header: clnt_raw.c,v 1.1 86/09/05 09:16:20 tadl Exp $"}; #endif not lint /* * RCS Info * $Locker: tadl $ */ /* NFSSRC @(#)clnt_raw.c 2.1 86/04/14 */ #ifndef lint static char sccsid[] = "@(#)clnt_raw.c 1.1 86/02/03 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 "types.h" #include <sys/time.h> #include <netinet/in.h> #include "xdr.h" #include "auth.h" #include "clnt.h" #include "rpc_msg.h" #define NULL ((caddr_t)0) #define MCALL_MSG_SIZE 24 /* * This is the "network" we will be moving stuff over. */ char _raw_buf[UDPMSGSIZE]; static char mashl_callmsg[MCALL_MSG_SIZE]; static u_int mcnt; static enum clnt_stat clntraw_call(); static void clntraw_abort(); static void clntraw_geterr(); static bool_t clntraw_freeres(); static void clntraw_destroy(); static struct clnt_ops client_ops = { clntraw_call, clntraw_abort, clntraw_geterr, clntraw_freeres, clntraw_destroy }; static CLIENT client_object; static XDR xdr_stream; void svc_getreq(); /* * Create a client handle for memory based rpc. */ CLIENT * clntraw_create(prog, vers) u_long prog; u_long vers; { struct rpc_msg call_msg; XDR *xdrs = &xdr_stream; CLIENT *client = &client_object; /* * 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, mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE); if (! xdr_callhdr(xdrs, &call_msg)) { perror("clnt_raw.c - Fatal header serialization error."); } mcnt = XDR_GETPOS(xdrs); XDR_DESTROY(xdrs); /* * Set xdrmem for client/server shared buffer */ xdrmem_create(xdrs, _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 XDR *xdrs = &xdr_stream; struct rpc_msg msg; enum clnt_stat status; struct rpc_err error; call_again: /* * send request */ xdrs->x_op = XDR_ENCODE; XDR_SETPOS(xdrs, 0); ((struct rpc_msg *)mashl_callmsg)->rm_xid ++ ; if ((! XDR_PUTBYTES(xdrs, mashl_callmsg, 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 XDR *xdrs = &xdr_stream; xdrs->x_op = XDR_FREE; return ((*xdr_res)(xdrs, res_ptr)); } static void clntraw_abort() { } static void clntraw_destroy() { }