275 lines
6.4 KiB
C
275 lines
6.4 KiB
C
/*
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* $Id: types.h,v 1.56 2006-09-27 14:14:29 bacon Exp $
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*/
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#ifndef _XP_TYPES_H_
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#define _XP_TYPES_H_
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#if defined(_WIN32)
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#include <xp/conf_msw.h>
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#elif defined(vms) || defined(__vms)
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#include <xp/conf_vms.h>
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#elif defined(dos) || defined(__dos)
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#include <xp/conf_dos.h>
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#else
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#include <xp/config.h>
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#endif
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/*
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* NOTE: Data Types
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* Various basic data types are predefined for convenience sake and used
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* constantly thoughout the entire toolkit. The developers are strongly
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* encouraged to use these data types rather than built-in data types
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* supported by compilers.
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*
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* NOTE: Availabilty
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* Some of the data types may or may not be available depending on
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* the capability of the compiler.
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*
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* GROUP: State Types
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*
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* TYPE: xp_bool_t
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* Boolean type
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*
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* TYPE: xp_tri_t
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* Tri-State type
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*
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* GROUP: Integral Types
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*
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* TYPE: xp_byte_t
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*
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* TYPE: xp_word_t
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*
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* TYPE: xp_int_t
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* Signed integer whose size equals the size of a pointer
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*
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* TYPE: xp_uint_t
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* Unsigned integer whose size equals the size of a pointer
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*
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* TYPE: xp_long_t
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* The largest signed integer available
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*
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* TYPE: xp_ulong_t
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* The largest unsigned integer available
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*
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* TYPE: xp_size_t
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* Unsigned integer which can represent the size of the largest
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* in-memory data
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*
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* TYPE: xp_ssize_t
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* Signed version of xp_size_t
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*
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* TYPE: xp_int8_t
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*
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* TYPE: xp_uint8_t
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*
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* TYPE: xp_int16_t
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*
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* TYPE: xp_uint16_t
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*
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* TYPE: xp_int32_t
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*
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* TYPE: xp_uint32_t
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*
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* TYPE: xp_int64_t
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*
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* TYPE: xp_uint64_t
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*/
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/* boolean type */
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typedef int xp_bool_t;
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#define xp_true (0 == 0)
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#define xp_false (0 != 0)
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/* tri-state type */
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typedef int xp_tri_t;
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#define xp_alive 1
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#define xp_zombie 0
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#define xp_dead -1
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/* integer that can hold a pointer */
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#if XP_SIZEOF_VOID_P == XP_SIZEOF_INT
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typedef int xp_int_t;
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typedef unsigned int xp_uint_t;
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#elif XP_SIZEOF_VOID_P == XP_SIZEOF_LONG
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typedef long xp_int_t;
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typedef unsigned long xp_uint_t;
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#elif XP_SIZEOF_VOID_P == XP_SIZEOF_LONG_LONG
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typedef long long xp_int_t;
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typedef unsigned long long xp_uint_t;
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#else
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#error Unsupported pointer size
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#endif
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/* the largest integer supported by the system */
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#if XP_SIZEOF_LONG_LONG != 0
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typedef long long xp_long_t;
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typedef unsigned long long xp_ulong_t;
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#elif XP_SIZEOF___INT64 != 0
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typedef __int64 xp_long_t;
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typedef unsigned __int64 xp_ulong_t;
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#else
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typedef long xp_long_t;
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typedef unsigned long xp_ulong_t;
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#endif
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/* integers of specific size */
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#if XP_SIZEOF_CHAR == 1
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typedef char xp_int8_t;
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typedef unsigned char xp_uint8_t;
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#elif XP_SIZEOF___INT8 == 1
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typedef __int8 xp_int8_t;
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typedef unsigned __int8 xp_uint8_t;
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#endif
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#if XP_SIZEOF_SHORT == 2
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typedef short xp_int16_t;
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typedef unsigned short xp_uint16_t;
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#elif XP_SIZEOF___INT16 == 2
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typedef __int16 xp_int16_t;
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typedef unsigned __int16 xp_uint16_t;
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#endif
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#if XP_SIZEOF_INT == 4
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typedef int xp_int32_t;
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typedef unsigned int xp_uint32_t;
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#elif XP_SIZEOF_LONG == 4
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typedef long xp_int32_t;
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typedef unsigned long xp_uint32_t;
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#elif XP_SIZEOF___INT32 == 4
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typedef __int32 xp_int32_t;
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typedef unsigned __int32 xp_uint32_t;
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#endif
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#if XP_SIZEOF_INT == 8
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#define XP_HAVE_INT64_T
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#define XP_HAVE_UINT64_T
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typedef int xp_int64_t;
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typedef unsigned int xp_uint64_t;
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#elif XP_SIZEOF_LONG == 8
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#define XP_HAVE_INT64_T
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#define XP_HAVE_UINT64_T
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typedef long xp_int64_t;
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typedef unsigned long xp_uint64_t;
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#elif XP_SIZEOF_LONG_LONG == 8
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#define XP_HAVE_INT64_T
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#define XP_HAVE_UINT64_T
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typedef long long xp_int64_t;
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typedef unsigned long long xp_uint64_t;
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#elif XP_SIZEOF___INT64 == 8
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#define XP_HAVE_INT64_T
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#define XP_HAVE_UINT64_T
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typedef __int64 xp_int64_t;
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typedef unsigned __int64 xp_uint64_t;
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#endif
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#if XP_SIZEOF_INT == 16
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#define XP_HAVE_INT128_T
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#define XP_HAVE_UINT128_T
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typedef int xp_int128_t;
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typedef unsigned int xp_uint128_t;
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#elif XP_SIZEOF_LONG == 16
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#define XP_HAVE_INT128_T
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#define XP_HAVE_UINT128_T
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typedef long xp_int128_t;
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typedef unsigned long xp_uint128_t;
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#elif XP_SIZEOF_LONG_LONG == 16
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#define XP_HAVE_INT128_T
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#define XP_HAVE_UINT128_T
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typedef long long xp_int128_t;
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typedef unsigned long long xp_uint128_t;
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#elif XP_SIZEOF___INT128 == 16
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#define XP_HAVE_INT128_T
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#define XP_HAVE_UINT128_T
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typedef __int128 xp_int128_t;
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typedef unsigned __int128 xp_uint128_t;
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#endif
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/* miscellaneous integral types */
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typedef xp_uint8_t xp_byte_t;
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typedef xp_uint_t xp_size_t;
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typedef xp_int_t xp_ssize_t;
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typedef xp_uint_t xp_word_t;
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/* floating-point number */
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#if defined(__FreeBSD__)
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/* TODO: check if the support for long double is complete.
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* if so, use long double for xp_real_t */
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#define XP_SIZEOF_REAL XP_SIZEOF_DOUBLE
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typedef double xp_real_t;
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#elif XP_SIZEOF_LONG_DOUBLE > XP_SIZEOF_DOUBLE
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#define XP_SIZEOF_REAL XP_SIZEOF_LONG_DOUBLE
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typedef long double xp_real_t;
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#else
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#define XP_SIZEOF_REAL XP_SIZEOF_DOUBLE
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typedef double xp_real_t;
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#endif
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/* character types */
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typedef char xp_mchar_t;
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typedef int xp_mcint_t;
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#if defined(__cplusplus)
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/* C++ */
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typedef wchar_t xp_wchar_t;
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typedef wchar_t xp_wcint_t;
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/* all the way down from here for C */
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#elif (XP_SIZEOF_WCHAR_T == 2) || (XP_SIZEOF_WCHAR_T == 0)
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typedef unsigned short xp_wchar_t;
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typedef unsigned short xp_wcint_t;
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#elif (XP_SIZEOF_WCHAR_T == 4)
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#if defined(vms) || defined(__vms)
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typedef unsigned int xp_wchar_t;
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typedef int xp_wcint_t;
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#elif defined(__FreeBSD__)
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typedef int xp_wchar_t;
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typedef int xp_wcint_t;
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#elif (defined(sun) || defined(__sun)) && defined(_LP64)
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typedef int xp_wchar_t;
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typedef int xp_wcint_t;
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#elif XP_SIZEOF_LONG == 4
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typedef long xp_wchar_t;
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typedef long xp_wcint_t;
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#else
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typedef int xp_wchar_t;
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typedef int xp_wcint_t;
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#endif
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#else
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#error unsupported size of wchar_t
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#endif
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#if defined(_WIN32) && (defined(UNICODE)||defined(_UNICODE))
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#define XP_CHAR_IS_WCHAR
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typedef xp_wchar_t xp_char_t;
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typedef xp_wcint_t xp_cint_t;
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#else
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#if defined(XP_CHAR_IS_MCHAR)
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typedef xp_mchar_t xp_char_t;
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typedef xp_mcint_t xp_cint_t;
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#elif defined(XP_CHAR_IS_WCHAR)
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typedef xp_wchar_t xp_char_t;
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typedef xp_wcint_t xp_cint_t;
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#elif defined(_MBCS)
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#define XP_CHAR_IS_MCHAR
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typedef xp_mchar_t xp_char_t;
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typedef xp_mcint_t xp_cint_t;
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#else
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#define XP_CHAR_IS_WCHAR
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typedef xp_wchar_t xp_char_t;
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typedef xp_wcint_t xp_cint_t;
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#endif
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#endif
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#if defined(XP_CHAR_IS_WCHAR) && defined(_WIN32)
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#ifndef UNICODE
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#define UNICODE
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#endif
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#ifndef _UNICODE
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#define _UNICODE
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#endif
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#endif
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#endif
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