Subversion Repositories tendra.SVN

/*

    		 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.

*/

@special external

@special token

@special tokdec

@special tokdef

@special tagdec

@special tagdef

@special al_tagdef

@special version

@special token_defn

/* AUTOMATICALLY GENERATED BY %ZX VERSION %ZV FROM TDF %VA.%VB */

#include "config.h"

#include "types.h"

#include "de_types.h"

#include "enc_types.h"

#include "check.h"

#include "decode.h"

#include "de_capsule.h"

#include "de_unit.h"

#include "encode.h"

#include "node.h"

#include "read.h"

#include "shape.h"

#include "table.h"

#include "tdf.h"

#include "utility.h"

/* INITIALISE CONSTRUCTS */

void init_constructs

    PROTO_Z ()

{

    sortname s ;

@loop sort

@if sort.basic

@if !sort.special

    s = SORT_%SN ;

@if sort.eq.sortname

    new_sort ( s, %3SM ) ;

@else

    sort_letters [s] = '%SX' ;

    sort_encoding [s] = %SB ;

    sort_extension [s] = %SE ;

    sort_decode [s] = de_%SN ;

    sort_read [s] = read_%SN ;

    new_sort ( s, %1SM ) ;

@endif

@loop sort.cons

@if cons.params

@if cons.token

    new_cons ( "%CN", s, %CE, "!" ) ;

    sort_tokens [s] = %CE ;

@else

@if cons.eq.identify

    new_cons ( "%CN", s, %CE, "?[u]t^x{x}" ) ;

@else

    new_cons ( "%CN", s, %CE, "%CX" ) ;

@if cons.cond

    sort_conds [s] = %CE ;

@endif

@endif

@endif

@else

@if cons.eq.alignment_sort

    new_cons ( "alignment", s, %CE, ( char * ) null ) ;

@else

    new_cons ( "%CN", s, %CE, ( char * ) null ) ;

@endif

@endif

@end

@if sort.eq.sortname

    new_cons ( "callees", s, %1SM, ( char * ) null ) ;

    new_cons ( "error_code", s, %2SM, ( char * ) null ) ;

@endif

@endif

@endif

@end

    return ;

}

@special sortname

/* FIND A SORT NAME */

sortname find_sort

    PROTO_N ( ( c ) )

    PROTO_T ( char c )

{

    sortname s ;

    switch ( c ) {

@loop sort

@if sort.basic

@if !sort.special

	case '%SX' : s = SORT_%SN ; break ;

@endif

@endif

@end

	default : {

	    input_error ( "Illegal decode letter, %%c", c ) ;

	    s = SORT_unknown ;

	    break ;

	}

    }

    return ( s ) ;

}

@loop sort

@if sort.basic

/* DECODE A %ST */

@if sort.special

long de_%SN_bits

@else

node *de_%SN

@endif

    PROTO_Z ()

{

@if sort.extends

    long n = fetch_extn ( %SB%1u ) ;

@else

    long n = fetch ( %SB%0u ) ;

@endif

@if sort.special

    if ( n < %u || n > %SM ) {

	input_error ( "Illegal %SN value, %%ld", n ) ;

    }

    return ( n ) ;

@else

    char *args ;

    node *p = new_node () ;

    construct *cons = cons_no ( SORT_%SN, n ) ;

    p->cons = cons ;

    if ( n < %u || n > %SM || cons->name == null ) {

	input_error ( "Illegal %SN value, %%ld", n ) ;

    }

@if sort.eq.callees

    args = get_char_info ( cons ) ;

    if ( args ) p->son = de_node ( args ) ;

@else

@if sort.eq.error_code

    args = get_char_info ( cons ) ;

    if ( args ) p->son = de_node ( args ) ;

@else

    switch ( n ) {

@loop sort.cons

@if cons.token

	case %CE : {

	    IGNORE de_token ( p, SORT_%SN ) ;

	    break ;

	}

@else

@if cons.cond

	case %CE : {

	    args = get_char_info ( cons ) ;

	    p->son = de_node ( args ) ;

	    if ( do_check ) {

		checking = "%CN" ;

		IGNORE check1 ( ENC_integer, p->son ) ;

	    }

	    break ;

	}

@else

@if cons.edge

	case %CE : {

@if sort.link

	    p->son = de_var_sort ( %SN_var ) ;

@else

	    long m = tdf_int () ;

	    p->son = new_node () ;

	    p->son->cons = find_%SN ( m ) ;

@endif

	    break ;

	}

@endif

@endif

@endif

@end

	default : {

	    args = get_char_info ( cons ) ;

	    if ( args ) p->son = de_node ( args ) ;

	    break ;

	}

    }

@endif

@endif

#ifdef check_%SN

    check_%SN ( p ) ;

#endif

    return ( p ) ;

@endif

}

@endif

@end

@loop sort

@if sort.basic

@if sort.special

/* ENCODE A %ST */

void enc_%SN_bits

    PROTO_N ( ( p, n ) )

    PROTO_T ( bitstream *p X int n )

{

@if sort.extends

    enc_bits_extn ( p, %SB, ( long ) n ) ;

@else

    enc_bits ( p, %SB, ( long ) n ) ;

@endif

    return ;

}

@else

@if sort.edge

/* ENCODE A %ST */

void enc_%SN_bits

    PROTO_N ( ( p, n ) )

    PROTO_T ( bitstream *p X int n )

{

@if sort.extends

    enc_bits_extn ( p, %SB, ( long ) n ) ;

@else

    enc_bits ( p, %SB, ( long ) n ) ;

@endif

    return ;

}

@endif

@endif

@endif

@end

@special exp sequence

@special signed_nat make_signed_nat

@loop sort

@if sort.basic

@if !sort.special

/* READ A %ST */

node *read_%SN

    PROTO_N ( ( n ) )

    PROTO_T ( long n )

{

    char *args ;

    node *p = new_node () ;

    construct *cons = cons_no ( SORT_%SN, n ) ;

    p->cons = cons ;

    if ( n < 0 || n > %SM || cons->name == null ) {

	input_error ( "Illegal %SN value, %%ld", n ) ;

    }

@if sort.eq.callees

    args = get_char_info ( cons ) ;

    if ( args ) p->son = read_node ( args ) ;

@else

@if sort.eq.error_code

    args = get_char_info ( cons ) ;

    if ( args ) p->son = read_node ( args ) ;

@else

    switch ( n ) {

@loop sort.cons

@if cons.token

	case %CE : {

	    read_token ( p, SORT_%SN ) ;

	    break ;

	}

@else

@if cons.cond

	case %CE : {

	    args = get_char_info ( cons ) ;

	    p->son = read_node ( args ) ;

	    if ( do_check ) {

		checking = "%CN" ;

		IGNORE check1 ( ENC_integer, p->son ) ;

	    }

	    break ;

	}

@else

@if cons.edge

	case %CE : {

	    p->son = read_var_sort ( SORT_%SN ) ;

	    break ;

	}

@else

@if cons.special

	case %CE : {

	    read_%CN ( p, get_char_info ( cons ) ) ;

	    break ;

	}

@endif

@endif

@endif

@endif

@end

	default : {

	    args = get_char_info ( cons ) ;

	    if ( args ) p->son = read_node ( args ) ;

	    break ;

	}

    }

@endif

@endif

#ifdef check_%SN

    check_%SN ( p ) ;

#endif

    return ( p ) ;

}

@endif

@endif

@end