template <typename IterT>
void WriteFile(std::wstring             file,
               std::ios_base::openmode  mode,
               IterT                    begin,
               IterT                    end)
{
    std::copy(
        begin,
        end,
        std::ostreambuf_iterator<char>(std::ofstream(file, mode | std::ofstream::binary)));
}

template <typename IterT>
void CreateFile(std::wstring    file,
                IterT           begin,
                IterT           end)
{
    WriteFile(file, std::ios_base::trunc, begin, end);
}

void CopyFile(std::wstring  from,
              std::wstring  to)
{
    CreateFile(to,
               std::istreambuf_iterator<char>(std::ifstream(from, std::ios_base::binary)),
               std::istreambuf_iterator<char>());
}

std::vector<char> ReadFile(std::wstring file)
{
    return std::vector<char>
    (
        std::istreambuf_iterator<char>(std::ifstream(file, std::ios_base::binary)),
        std::istreambuf_iterator<char>()
    );
}