private LfsRestartPage ReadRestartPage()
{
byte[] firstPageBytes = ReadData(0, Volume.BytesPerSector);
uint systemPageSize = LfsRestartPage.GetSystemPageSize(firstPageBytes, 0);
int bytesToRead = (int)systemPageSize - firstPageBytes.Length;
if (bytesToRead > 0)
{
byte[] temp = ReadData((ulong)firstPageBytes.Length, bytesToRead);
firstPageBytes = ByteUtils.Concatenate(firstPageBytes, temp);
}
MultiSectorHelper.RevertUsaProtection(firstPageBytes, 0);
LfsRestartPage firstRestartPage = new LfsRestartPage(firstPageBytes, 0);
byte[] secondPageBytes = ReadData(systemPageSize, (int)systemPageSize);
MultiSectorHelper.RevertUsaProtection(secondPageBytes, 0);
LfsRestartPage secondRestartPage = new LfsRestartPage(secondPageBytes, 0);
if (secondRestartPage.RestartArea.CurrentLsn > firstRestartPage.RestartArea.CurrentLsn)
{
m_restartPage = secondRestartPage;
m_isFirstRestartPageTurn = true;
}
else
{
m_restartPage = firstRestartPage;
}
return(m_restartPage);
}
private LfsRestartPage ReadRestartPage()
{
byte[] pageBytes = ReadData(0, Volume.BytesPerSector);
uint systemPageSize = LfsRestartPage.GetSystemPageSize(pageBytes, 0);
int bytesToRead = (int)systemPageSize - pageBytes.Length;
if (bytesToRead > 0)
{
byte[] temp = ReadData((ulong)pageBytes.Length, bytesToRead);
pageBytes = ByteUtils.Concatenate(pageBytes, temp);
}
MultiSectorHelper.RevertUsaProtection(pageBytes, 0);
m_restartPage = new LfsRestartPage(pageBytes, 0);
return(m_restartPage);
}
