/* Copyright (c) 1997-2018 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

   <http://www.gnu.org/licenses/>.  */

#include <string.h>

#include <rpc/rpc.h>

#include <rpcsvc/nis.h>

#include <shlib-compat.h>

#include "nis_xdr.h"

nis_result *

nis_clone_result (const nis_result *src, nis_result *dest)

{

  char *addr;

  unsigned int size;

  XDR xdrs;

  if (src == NULL)

    return (NULL);

  size = xdr_sizeof ((xdrproc_t)_xdr_nis_result, (char *)src);

  if ((addr = calloc(1, size)) == NULL)

    return NULL;

  xdrmem_create (&xdrs, addr, size, XDR_ENCODE);

  if (!_xdr_nis_result (&xdrs, (nis_result *)src))

    {

      xdr_destroy (&xdrs);

      free (addr);

      return NULL;

    }

  xdr_destroy (&xdrs);

  nis_result *res;

  if (dest == NULL)

    {

      if ((res = calloc (1, sizeof (nis_result))) == NULL)

	{

	  free (addr);

	  return NULL;

	}

    }

  else

    res = dest;

  xdrmem_create (&xdrs, addr, size, XDR_DECODE);

  if (!_xdr_nis_result (&xdrs, res))

    {

      xdr_destroy (&xdrs);

      if (res != dest)

	free (res);

      free (addr);

      return NULL;

    }

  xdr_destroy (&xdrs);

  free (addr);

  return res;

}

libnsl_hidden_nolink_def (nis_clone_result, GLIBC_2_1)