CWE-ou-minkata/MOULOpenSourceClientPlugin/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtEndian.cpp

/*==LICENSE==*

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Copyright (C) 2011 Cyan Worlds, Inc.

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Additional permissions under GNU GPL version 3 section 7

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*==LICENSE==*/
/*****************************************************************************
*
*   $/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtEndian.cpp
*   
***/

#include "../Pch.h"
#pragma hdrstop


/*****************************************************************************
*
*   Big endian functions
*
***/

#ifdef BIG_ENDIAN

//===========================================================================
void EndianConvert (word * array, unsigned count) {
    for (; count--; ++array)
        *array = Endian(*array);
}

//===========================================================================
void EndianConvert (dword * array, unsigned count) {
    for (; count--; ++array)
        *array = Endian(*array);
}

//===========================================================================
void EndianConvert (qword * array, unsigned count) {
    for (; count--; ++array)
        *array = Endian(*array);
}

//============================================================================
void EndianConvert (byte * data, unsigned elemCount, unsigned elemBytes) {
    switch (elemBytes) {
        case sizeof(byte):
        break;

        case sizeof(word):
            EndianConvert((word *)data, elemCount);
        break;

        case sizeof(dword):
            EndianConvert((dword *)data, elemCount);
        break;

        case sizeof(qword):
            EndianConvert((qword *)data, elemCount);
        break;

        DEFAULT_FATAL(elemBytes);
    }
}

//===========================================================================
void EndianCopy (unsigned * dst, const word src[], unsigned count) {
    for (; count--; ++src, ++dst)
        *dst = (unsigned)Endian(*src);
}

//===========================================================================
void EndianCopy (unsigned * dst, const dword src[], unsigned count) {
    for (; count--; ++src, ++dst)
        *dst = (unsigned)Endian(*src);
}

//===========================================================================
void EndianCopy (unsigned * dst, const qword src[], unsigned count) {
    for (; count--; ++src, ++dst)
        *dst = (unsigned)Endian(*src);
}

//============================================================================
void EndianCopy (
    void *      dst,
    const byte  src[],
    unsigned    elemCount,
    unsigned    elemBytes
) {
    switch (elemBytes) {
        case sizeof(byte):
            MemCopy(dst, src, elemCount);
        break;

        case sizeof(word):
            EndianCopy((word *)dst, (const word *)src, elemCount);
        break;

        case sizeof(dword):
            EndianCopy((dword *)dst, (const dword *)src, elemCount);
        break;

        case sizeof(qword):
            EndianCopy((qword *)dst, (const qword *)src, elemCount);
        break;

        DEFAULT_FATAL(elemBytes);
    }
}

#endif // BIG_ENDIAN