/// <summary>
/// Sector access conditions
/// </summary>
public async Task <AccessConditions> Access()
{
if (_Access == null)
{
Byte[] data = await GetData(GetTrailerBlockIndex());
_Access = AccessBits.GetAccessConditions(data);
}
return(_Access);
}
/// <summary>
/// commit changes made to trailer datablock
/// </summary>
/// <remarks>may throw CardLoginException and CardWriteException</remarks>
public async Task FlushTrailer(String keyA, String keyB)
{
DataBlock dataBlock = _DataBlocks[GetTrailerBlockIndex()];
if (dataBlock == null)
{
return;
}
await SetKeyA(keyA);
await SetKeyB(keyB);
Byte[] data = AccessBits.CalculateAccessBits(await Access());
Array.Copy(data, 0, dataBlock.Data, 6, 4);
if (dataBlock.IsChanged)
{
await FlushDataBlock(dataBlock);
}
_Card.ActiveSector = -1;
}