Function CaptureDecimalInteger

src/External/CascLib/src/CascFiles.cpp:146–179

}

static const char * CaptureDecimalInteger(const char * szDataPtr, const char * szDataEnd, PDWORD PtrValue)
{
    const char * szSaveDataPtr = szDataPtr;
    DWORD TotalValue = 0;
    DWORD AddValue = 0;

    // Skip all spaces
    while (szDataPtr < szDataEnd && szDataPtr[0] == ' ')
        szDataPtr++;

    // Load the number
    while (szDataPtr < szDataEnd && szDataPtr[0] != ' ')
    {
        // Must only contain decimal digits ('0' - '9')
        if(!IsCharDigit(szDataPtr[0]))
            break;

        // Get the next value and verify overflow
        AddValue = szDataPtr[0] - '0';
        if((TotalValue + AddValue) < TotalValue)
            return NULL;

        TotalValue = (TotalValue * 10) + AddValue;
        szDataPtr++;
    }

    // If there were no decimal digits, we consider it failure
    if(szDataPtr == szSaveDataPtr)
        return NULL;

    // Give the result
    PtrValue[0] = TotalValue;
    return szDataPtr;
}

static const char * CaptureSingleString(const char * szDataPtr, const char * szDataEnd, char * szBuffer, size_t ccBuffer)
{