glibc/nis/nis_clone_obj.c

69 lines
1.8 KiB
C

/* Copyright (c) 1997-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <string.h>
#include <rpc/rpc.h>
#include <rpcsvc/nis.h>
#include <shlib-compat.h>
#include "nis_xdr.h"
nis_object *
nis_clone_object (const nis_object *src, nis_object *dest)
{
char *addr;
unsigned int size;
XDR xdrs;
nis_object *res = NULL;
if (src == NULL)
return (NULL);
size = xdr_sizeof ((xdrproc_t)_xdr_nis_object, (char *) src);
if ((addr = calloc (1, size)) == NULL)
return NULL;
if (dest == NULL)
{
if ((res = calloc (1, sizeof (nis_object))) == NULL)
goto out;
}
else
res = dest;
xdrmem_create (&xdrs, addr, size, XDR_ENCODE);
if (!_xdr_nis_object (&xdrs, (nis_object *) src))
goto out2;
xdr_destroy (&xdrs);
xdrmem_create (&xdrs, addr, size, XDR_DECODE);
if (!_xdr_nis_object (&xdrs, res))
{
out2:
if (dest == NULL)
free (res);
res = NULL;
}
xdr_destroy (&xdrs);
out:
free (addr);
return res;
}
libnsl_hidden_nolink_def (nis_clone_object, GLIBC_2_1)