C83Datatype

A comprehensive universal data type system for C and C++

3rd edition of the library

part of the C83Project
support for 8.3 file naming conventions with the exception of the main include and code files
support C89 and higher editions

C/C++ data types

    VOID, Void, void

    BOOL, Bool, bool                        /* values TRUE, True, true, FALSE, False, false */

    INT8,  Int8,  int8                      /*  8 bit data types */
    INT16, Int16, int16                     /* 16 bit data types */
    INT32, Int32, int32                     /* 32 bit data types */
    INT64, Int64, int64                     /* 64 bit data types, since C99/C++11 */

    UINT8,  UInt8,  uint8                   /*  8 bit data types */
    UINT16, UInt16, uint16                  /* 16 bit data types */
    UINT32, UInt32, uint32                  /* 32 bit data types */
    UINT64, UInt64, uint64                  /* 64 bit data types, since C99/C++11 */

    FLOATSHORT,  FloatShort,  floatshort    /* float */
    FLOATMIDDLE, FloatMiddle, floatmiddle   /* double */
    FLOATLONG,   FloatLong,   floatlong     /* long double */

    CHAR, Char, char
    WCHAR, WChar, wchar                     /* since C95/C++98 */

and conversion macros - get

    #define LOUINT8(ui16)       ...
    #define HIUINT8(ui16)       ...

    #define LOUINT16(ui32)      ...
    #define HIUINT16(ui32)      ...

    #define LOUINT32(ui64)      ...         /* since C99/C++11 */
    #define HIUINT32(ui64)      ...         /* since C99/C++11 */

and conversion macros - make

    #define MAKEUINT8(hi,lo)    ...

    #define MAKEUINT16(hi,lo)   ...

    #define MAKEUINT32(hi,lo)   ...

    #define MAKEUINT64(hi,lo)   ...         /* since C99/C++11 */

WORD data types

    WORD8,  Word8,  word8                   /*  8 bit data types */
    WORD16, Word16, word16                  /* 16 bit data types */
    WORD32, Word32, word32                  /* 32 bit data types */
    WORD64, Word64, word64                  /* 64 bit data types, since C99/C++11 */

and conversion macros - get

    #define LOWORD8(w16)        ...
    #define HIWORD8(w16)        ...

    #define LOWORD16(w32)       ...
    #define HIWORD16(w32)       ...

    #define LOWORD32(w64)       ...         /* since C99/C++11 */
    #define HIWORD32(w64)       ...         /* since C99/C++11 */

and conversion macros - make

    #define MAKEWORD8(hi,lo)    ...

    #define MAKEWORD16(hi,lo)   ...

    #define MAKEWORD32(hi,lo)   ...

    #define MAKEWORD64(hi,lo)   ...         /* since C99/C++11 */

CPU data types

    BYTE,  Byte,  byte                      /*  8 bit data type */
    WORD,  Word,  word                      /* 16 bit data type */
    DWORD, DWord, dword                     /* 32 bit data type */
    QWORD, QWord, qword                     /* 64 bit data type, since C99/C++11 */

and conversion macros - get

    #define LONIBBLE(byte)      ...
    #define HINIBBLE(byte)      ...

    #define LOBYTE(word)        ...
    #define HIBYTE(word)        ...

    #define LOWORD(dword)       ...
    #define HIWORD(dword)       ...

    #define LODWORD(qword)      ...         /* since C99/C++11 */
    #define HIDWORD(qword)      ...         /* since C99/C++11 */

and conversion macros - make

    #define MAKEBYTE(hi,lo)     ...

    #define MAKEWORD(hi,lo)     ...

    #define MAKEDWORD(hi,lo)    ...

    #define MAKEQWORD(hi,lo)    ...         /* since C99/C++11 */

Updates

2025 11 02 Detailed description
2025 11 19 This readme.md updated, C style comments added