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/*
 * $Source$
 * $Author$
 *
 * Copyright 1990 by the Massachusetts Institute of Technology.
 * All Rights Reserved.
 *
 * Export of this software from the United States of America may
 *   require a specific license from the United States Government.
 *   It is the responsibility of any person or organization contemplating
 *   export to obtain such a license before exporting.
 * 
 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
 * distribute this software and its documentation for any purpose and
 * without fee is hereby granted, provided that the above copyright
 * notice appear in all copies and that both that copyright notice and
 * this permission notice appear in supporting documentation, and that
 * the name of M.I.T. not be used in advertising or publicity pertaining
 * to distribution of the software without specific, written prior
 * permission.  M.I.T. makes no representations about the suitability of
 * this software for any purpose.  It is provided "as is" without express
 * or implied warranty.
 * 
 *
 * krb5_copy_authenticator()
 */

#if !defined(lint) && !defined(SABER)
static char rcsid_copy_checksum_c[] =
"$Id$";
#endif	/* !lint & !SABER */

#include <krb5/krb5.h>

#include <krb5/ext-proto.h>

krb5_error_code
krb5_copy_checksum(ckfrom, ckto)
const krb5_checksum *ckfrom;
krb5_checksum **ckto;
{
    krb5_checksum *tempto;

    if (!(tempto = (krb5_checksum *)malloc(sizeof(*tempto))))
	return ENOMEM;
    *tempto = *ckfrom;

    if (!(tempto->contents =
	  (krb5_octet *)malloc(tempto->length))) {
	krb5_xfree(tempto);
	return ENOMEM;
    }
    memcpy((char *) tempto->contents, (char *) ckfrom->contents,
	   ckfrom->length);

    *ckto = tempto;
    return 0;
}