/*
 * Copyright (c) 2002, The Tendra Project <http://www.ten15.org/>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice unmodified, this list of conditions, and the following
 *    disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 *
 *
 *    		 Crown Copyright (c) 1997
 *    
 *    This TenDRA(r) Computer Program is subject to Copyright
 *    owned by the United Kingdom Secretary of State for Defence
 *    acting through the Defence Evaluation and Research Agency
 *    (DERA).  It is made available to Recipients with a
 *    royalty-free licence for its use, reproduction, transfer
 *    to other parties and amendment for any purpose not excluding
 *    product development provided that any such use et cetera
 *    shall be deemed to be acceptance of the following conditions:-
 *    
 *        (1) Its Recipients shall ensure that this Notice is
 *        reproduced upon any copies or amended versions of it;
 *    
 *        (2) Any amended version of it shall be clearly marked to
 *        show both the nature of and the organisation responsible
 *        for the relevant amendment or amendments;
 *    
 *        (3) Its onward transfer from a recipient to another
 *        party shall be deemed to be that party's acceptance of
 *        these conditions;
 *    
 *        (4) DERA gives no warranty or assurance as to its
 *        quality or suitability for any purpose and DERA accepts
 *        no liability whatsoever in relation to any use to which
 *        it may be put.
 *
 * $TenDRA: tendra/src/producers/common/output/tdf.h,v 1.4 2003/08/24 22:53:00 nonce Exp $
 */


#ifndef TDF_INCLUDED
#define TDF_INCLUDED


/*
 *    TDF CONSTRUCT ENCODING MACROS
 *
 *    The main TDF construct encoding macros are automatically generated
 *    from the TDF specification.  There are two versions provided, which
 *    one is included depends on the value of TDF_VERSION.
 */

#if TDF_OUTPUT
#if (TDF_VERSION == 401)
#include "tdf1.h"
#else
FAIL_COMPILER Unknown TDF version number!
#endif
#else
#define TDF_major		(TDF_VERSION / 100)
#define TDF_minor		(TDF_VERSION % 100)
#endif


/*
 *    EXTRA ENCODING MACROS
 *
 *    These macros give further useful encoding constructs.  Again A appears
 *    more than once in certain of these macros.
 */

#define ENC_LIST(A, B)	{ ENC_BITS (A, 1, 0) ; ENC_INT (A, B) ; }
#define ENC_SLIST(A, B)	ENC_INT (A, B)
#define ENC_LENGTH(A, B)	ENC_INT (A, B)

#define ENC_INT_SMALL(A, B)	ENC_BITS (A, 4, (B) + 8)
#define ENC_LIST_SMALL(A, B)	ENC_BITS (A, 5, (B) + 8)
#define ENC_SLIST_SMALL(A, B)	ENC_INT_SMALL (A, B)
#define ENC_LEN_SMALL(A, B)	ENC_INT_SMALL (A, B)

#define ENC_NTEST(A, B)	ENX_ntest (A, (B) + 3)
#define ENC_RMODE(A, B)	ENX_rounding_mode (A, (B) + 3)

#define ENC_SEQUENCE(A, B)	{ ENC_sequence (A) ; ENC_LIST (A, B) ; }
#define ENC_SEQ_SMALL(A, B)	{ ENC_sequence (A) ; ENC_LIST_SMALL (A, B) ; }

#ifndef LINK_dg_comp_props
#define LINK_dg_comp_props		"<error>"
#define TDF_NEW_DIAG			0
#else
#define TDF_NEW_DIAG			1
#endif

#ifndef LINK_dg_tag
#define LINK_dg_tag			"<error>"
#endif

#ifndef ENC_make_string
#define ENC_make_string(A)		/* empty */
#endif

#ifndef ENC_initial_value
#define ENC_initial_value(A)		/* empty */
#endif

#ifndef ENC_token_definition
#define ENC_token_definition(A)	ENC_BITS (A, 1, 1)
#endif


/*
 *    ENCODING PARAMETERS
 *
 *    This macros give various values which are used to parameterise the
 *    encoding.
 */

#define ARRAY_PADDING		1
#define STRING_PADDING		7
#define SMALL_COMPOUND_INIT	4
#define SMALL_FLOAT_CONST	128
#define SMALL_ARRAY_BOUND	10000


#endif
