Function GetVolumeSerialUsingFileHandle

src/OrcLib/Location.cpp:213–241

}

void GetVolumeSerialUsingFileHandle(const std::wstring& path, uint32_t& volumeSerial32, std::error_code& ec)
{
    using namespace Orc;

    auto hVolume = CreateFileApi(
        path.c_str(),
        GENERIC_READ,
        FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
        NULL,
        OPEN_EXISTING,
        FILE_FLAG_BACKUP_SEMANTICS,
        NULL);

    if (!hVolume)
    {
        Log::Debug(L"Failed CreateFileW '{}' [{}]", path, hVolume.error());
        return;
    }

    BY_HANDLE_FILE_INFORMATION info;
    if (!GetFileInformationByHandle(hVolume->value(), &info))
    {
        ec = LastWin32Error();
        Log::Debug(L"Failed GetFileInformationByHandle '{}' [{}]", path, ec);
        return;
    }

    volumeSerial32 = info.dwVolumeSerialNumber;
}

void GetVolumeSerial32(std::wstring path, uint32_t& volumeSerial32, std::error_code& ec)
{