system_types.h File Reference

Base types of data. More...

#include <math_x.h>
#include <memory>
#include <float.h>
#include <limits>

Functions
uint16	MkUint16 (uint8 lo, uint8 hi)
	Create uint16 by two uint8.
uint32	MkUint32 (uint16 lo, uint16 hi)
	Create uint32 by two uint16.
uint64	MkUint64 (uint32 lo, uint32 hi)
	Create uint64 by two uint32.
uint32	LoUint32 (uint64 u64)
	Get lower uint32 word from uint64.
int32	LoInt32 (uint64 u64)
	Get lower int32 word from int64.
uint32	HiUint32 (uint64 u64)
	Get upper uint32 word from uint64.
int32	HiInt32 (uint64 u64)
	Get upper int32 word from int64.
uint16	LoUint16 (uint32 u32)
	Get lower int16 word from int32.
int16	LoInt16 (uint32 u32)
	Get lower int16 word from uint32.
uint16	HiUint16 (uint32 u32)
	Get upper uint16 word from uint32.
int16	HiInt16 (uint32 u32)
	Get upper int16 word from uint32.
uint8	LoUint8 (uint16 u16)
	Get lower uint8 word from uint16.
int8	LoInt8 (uint16 u16)
	Get lower int8 word from uint16.
uint8	HiUint8 (uint16 u16)
	Get upper uint8 word from uint16.
int8	HiInt8 (uint16 u16)
	Get upper int8 word from uint16.
template<class SignedType >
SignedType	abs_t (const SignedType x)
	Absolute value. More...

Variables
constexpr uint	SYS_MAX_UINT = 0xffffffff
	Maximum value of uint.
constexpr size_t	SYS_MAX_T = 0xffffffff
	Maximum value of size_t.
constexpr ptrdiff_t	SYS_MAX_ST = 0x7fffffff
	Maximum value of ptrdiff_t.
constexpr ptrdiff_t	SYS_MIN_ST = 0x80000000
	Minimum value of ptrdiff_t.
constexpr uint8	SYS_MAX_UINT8 = 0xFF
	Maximum value of uint8.
constexpr uint16	SYS_MAX_UINT16 = 0xFFFF
	Maximum value of uint16.
constexpr uint32	SYS_MAX_UINT32 = 0xFFFFFFFF
	Maximum value of uint32.
constexpr uint64	SYS_MAX_UINT64 = 0xFFFFFFFFFFFFFFFF
	Maximum value of uint64.
constexpr int16	SYS_MAX_INT16 = 0x7FFF
	Maximum value of int16.
constexpr int32	SYS_MAX_INT32 = 0x7FFFFFFF
	Maximum value of int32.
constexpr int64	SYS_MAX_INT64 = 0x7FFFFFFFFFFFFFFF
	Maximum value of int64.
constexpr int16	SYS_MIN_INT16 = static_cast<int16>( static_cast<uint16>(0x8000) )
	Minimum value of int16.
constexpr int32	SYS_MIN_INT32 = static_cast<int32>( static_cast<uint32>(0x80000000) )
	Minimum value of int32.
constexpr int64	SYS_MIN_INT64 = static_cast<int64>( static_cast<uint64>(0x8000000000000000) )
	Minimum value of int64.
constexpr size_t	NSIZE = SYS_MAX_T
	Undefined size.
constexpr uint	NPOS32 = static_cast<uint>(SYS_MAX_UINT32)
	Undefined position (for 32-bit data).
constexpr size_t	SIZE_OF_POINTER = sizeof(char *)
	Size of pointer in bytes. More...

Detailed Description

Base types of data.