Function GetFileSize

src/OrcLib/Utils/MapFile.cpp:19–28

namespace {

Result<uint64_t> GetFileSize(HANDLE hFile)
{
    LARGE_INTEGER fileSize;
    if (!GetFileSizeEx(hFile, &fileSize))
    {
        return LastWin32Error();
    }

    return fileSize.QuadPart;
}

}  // namespace