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Reactos
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138/* * 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. */
//#include <sys/cdefs.h>//#include <sys/cdefs.h>
/* * xdr_reference.c, Generic XDR routines impelmentation. * * Copyright (C) 1987, Sun Microsystems, Inc. * * These are the "non-trivial" xdr primitives used to serialize and de-serialize * "pointers". See xdr.h for more info on the interface to xdr. */
#include <wintirpc.h>#include "namespace.h"//#include <err.h>#include <stdio.h>#include <stdlib.h>#include <string.h>
#include <rpc/types.h>#include <rpc/xdr.h>#include "libc_private.h"
/* * XDR an indirect pointer * xdr_reference is for recursively translating a structure that is * referenced by a pointer inside the structure that is currently being * translated. pp references a pointer to storage. If *pp is null * the necessary storage is allocated. * size is the sizeof the referneced structure. * proc is the routine to handle the referenced structure. */bool_txdr_reference(xdrs, pp, size, proc) XDR *xdrs; caddr_t *pp; /* the pointer to work on */ u_int size; /* size of the object pointed to */ xdrproc_t proc; /* xdr routine to handle the object */{ caddr_t loc = *pp; bool_t stat;
if (loc == NULL) switch (xdrs->x_op) { case XDR_FREE: return (TRUE);
case XDR_DECODE: *pp = loc = (caddr_t) mem_alloc(size); if (loc == NULL) { //warnx("xdr_reference: out of memory"); return (FALSE); } memset(loc, 0, size); break;
case XDR_ENCODE: break; }
stat = (*proc)(xdrs, loc);
if (xdrs->x_op == XDR_FREE) { mem_free(loc, size); *pp = NULL; } return (stat);}
/* * xdr_pointer(): * * XDR a pointer to a possibly recursive data structure. This * differs with xdr_reference in that it can serialize/deserialiaze * trees correctly. * * What's sent is actually a union: * * union object_pointer switch (boolean b) { * case TRUE: object_data data; * case FALSE: void nothing; * } * * > objpp: Pointer to the pointer to the object. * > obj_size: size of the object. * > xdr_obj: routine to XDR an object. * */bool_txdr_pointer(xdrs,objpp,obj_size,xdr_obj) XDR *xdrs; char **objpp; u_int obj_size; xdrproc_t xdr_obj;{
bool_t more_data;
more_data = (*objpp != NULL); if (! xdr_bool(xdrs,&more_data)) { return (FALSE); } if (! more_data) { *objpp = NULL; return (TRUE); } return (xdr_reference(xdrs,objpp,obj_size,xdr_obj));}