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| #define _BYTE uint8
#define _WORD uint16
#define _DWORD uint32
#define _QWORD uint64
#if !defined(_MSC_VER)
#define _LONGLONG __int128
#endif
#ifndef _WINDOWS_
typedef int8 BYTE;
typedef int16 WORD;
typedef int32 DWORD;
typedef int32 LONG;
#endif
typedef int64 QWORD;
#ifndef __cplusplus
typedef int bool; // we want to use bool in our C programs
#endif
// Some convenience macros to make partial accesses nicer
// first unsigned macros:
#define LOBYTE(x) (*((_BYTE*)&(x))) // low byte
#define LOWORD(x) (*((_WORD*)&(x))) // low word
#define LODWORD(x) (*((_DWORD*)&(x))) // low dword
#define HIBYTE(x) (*((_BYTE*)&(x)+1))//存疑
#define HIWORD(x) (*((_WORD*)&(x)+1))//存疑
#define HIDWORD(x) (*((_DWORD*)&(x)+1))//存疑
#define BYTEn(x, n) (*((_BYTE*)&(x)+n))
#define WORDn(x, n) (*((_WORD*)&(x)+n))
#define BYTE1(x) BYTEn(x, 1) // byte 1 (counting from 0)
#define BYTE2(x) BYTEn(x, 2)
#define BYTE3(x) BYTEn(x, 3)
#define BYTE4(x) BYTEn(x, 4)
#define BYTE5(x) BYTEn(x, 5)
#define BYTE6(x) BYTEn(x, 6)
#define BYTE7(x) BYTEn(x, 7)
#define BYTE8(x) BYTEn(x, 8)
#define BYTE9(x) BYTEn(x, 9)
#define BYTE10(x) BYTEn(x, 10)
#define BYTE11(x) BYTEn(x, 11)
#define BYTE12(x) BYTEn(x, 12)
#define BYTE13(x) BYTEn(x, 13)
#define BYTE14(x) BYTEn(x, 14)
#define BYTE15(x) BYTEn(x, 15)
#define WORD1(x) WORDn(x, 1)
#define WORD2(x) WORDn(x, 2) // third word of the object, unsigned
#define WORD3(x) WORDn(x, 3)
#define WORD4(x) WORDn(x, 4)
#define WORD5(x) WORDn(x, 5)
#define WORD6(x) WORDn(x, 6)
#define WORD7(x) WORDn(x, 7)
// now signed macros (the same but with sign extension)
#define SLOBYTE(x) (*((int8*)&(x)))
#define SLOWORD(x) (*((int16*)&(x)))
#define SLODWORD(x) (*((int32*)&(x)))
#define SHIBYTE(x) (*((int8*)&(x)+1))
#define SHIWORD(x) (*((int16*)&(x)+1))
#define SHIDWORD(x) (*((int32*)&(x)+1))
#define SBYTEn(x, n) (*((int8*)&(x)+n))
#define SWORDn(x, n) (*((int16*)&(x)+n))
#define SBYTE1(x) SBYTEn(x, 1)
#define SBYTE2(x) SBYTEn(x, 2)
#define SBYTE3(x) SBYTEn(x, 3)
#define SBYTE4(x) SBYTEn(x, 4)
#define SBYTE5(x) SBYTEn(x, 5)
#define SBYTE6(x) SBYTEn(x, 6)
#define SBYTE7(x) SBYTEn(x, 7)
#define SBYTE8(x) SBYTEn(x, 8)
#define SBYTE9(x) SBYTEn(x, 9)
#define SBYTE10(x) SBYTEn(x, 10)
#define SBYTE11(x) SBYTEn(x, 11)
#define SBYTE12(x) SBYTEn(x, 12)
#define SBYTE13(x) SBYTEn(x, 13)
#define SBYTE14(x) SBYTEn(x, 14)
#define SBYTE15(x) SBYTEn(x, 15)
#define SWORD1(x) SWORDn(x, 1)
#define SWORD2(x) SWORDn(x, 2)
#define SWORD3(x) SWORDn(x, 3)
#define SWORD4(x) SWORDn(x, 4)
#define SWORD5(x) SWORDn(x, 5)
#define SWORD6(x) SWORDn(x, 6)
#define SWORD7(x) SWORDn(x, 7)
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