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/*******************************************************************************
*
* HEADER: layout.h
*
********************************************************************************
*
* DESCRIPTION: Type layouting routines
*
********************************************************************************
*
* $Project: /Convert-Binary-C $
* $Author: mhx $
* $Date: 2009/03/15 04:10:47 +0100 $
* $Revision: 10 $
* $Source: /ctlib/layout.h $
*
********************************************************************************
*
* Copyright (c) 2002-2009 Marcus Holland-Moritz. All rights reserved.
* This program is free software; you can redistribute it and/or modify
* it under the same terms as Perl itself.
*
*******************************************************************************/
#ifndef _CTLIB_LAYOUT_H
#define _CTLIB_LAYOUT_H
/*===== GLOBAL INCLUDES ======================================================*/
/*===== LOCAL INCLUDES =======================================================*/
#include "ctlib/arch.h"
#include "ctlib/cttype.h"
#include "ctlib/bitfields.h"
#include "ctlib/byteorder.h"
/*===== DEFINES ==============================================================*/
#if ARCH_HAVE_LONG_LONG
#define CTLIB_long_long_SIZE sizeof(long long)
#else
#define CTLIB_long_long_SIZE 8
#endif
#if ARCH_HAVE_LONG_DOUBLE
#define CTLIB_long_double_SIZE sizeof(long double)
#else
#define CTLIB_long_double_SIZE 12
#endif
#define CTLIB_double_SIZE sizeof(double)
#define CTLIB_float_SIZE sizeof(float)
#define CTLIB_char_SIZE sizeof(char)
#define CTLIB_short_SIZE sizeof(short)
#define CTLIB_long_SIZE sizeof(long)
#define CTLIB_int_SIZE sizeof(int)
#define CTLIB_POINTER_SIZE sizeof(void *)
#define CTLIB_ALIGNMENT (native_alignment ? native_alignment \
: get_native_alignment())
#define CTLIB_COMPOUND_ALIGNMENT (native_compound_alignment \
? native_compound_alignment \
: get_native_compound_alignment())
/*===== TYPEDEFS =============================================================*/
typedef enum {
GTI_NO_ERROR = 0,
GTI_NO_STRUCT_DECL
} ErrorGTI;
typedef struct {
unsigned alignment;
unsigned compound_alignment;
unsigned char_size;
unsigned int_size;
unsigned short_size;
unsigned long_size;
unsigned long_long_size;
int enum_size;
unsigned ptr_size;
unsigned float_size;
unsigned double_size;
unsigned long_double_size;
CByteOrder byte_order;
BitfieldLayouter bflayouter;
} LayoutParam;
/*===== EXTERNAL VARIABLES ===================================================*/
#define native_alignment CTlib_native_alignment
extern unsigned native_alignment;
#define native_compound_alignment CTlib_native_compound_alignment
extern unsigned native_compound_alignment;
/*===== FUNCTION PROTOTYPES ==================================================*/
#define get_type_info_generic CTlib_get_type_info_generic
ErrorGTI get_type_info_generic(const LayoutParam *pLP, const TypeSpec *pTS,
const Declarator *pDecl, const char *format, ...);
#define layout_compound_generic CTlib_layout_compound_generic
void layout_compound_generic(const LayoutParam *pLP, Struct *pStruct);
#define get_native_alignment CTlib_get_native_alignment
unsigned get_native_alignment(void);
#define get_native_compound_alignment CTlib_get_native_compound_alignment
unsigned get_native_compound_alignment(void);
#define get_native_enum_size CTlib_get_native_enum_size
int get_native_enum_size(void);
#define get_native_unsigned_chars CTlib_get_native_unsigned_chars
int get_native_unsigned_chars(void);
#define get_native_unsigned_bitfields CTlib_get_native_unsigned_bitfields
int get_native_unsigned_bitfields(void);
#endif
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