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To add dispose. #4

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To add dispose. #4

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31 changes: 20 additions & 11 deletions ThaiNationalIDCard/ThaiIDCard.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -188,17 +188,19 @@ private byte[] SendCommand(byte [] command)

private byte[] SendPhotoCommand()
{
var s = new MemoryStream();
byte[][] cmds_photo = _apdu.EF_CARD_PHOTO;

for (int i = 0; i < cmds_photo.Length; i++)
using (var s = new MemoryStream())
{
s.Write(SendCommand(cmds_photo[i]), 0, SendCommand(cmds_photo[i]).Length);
eventPhotoProgress?.Invoke(i + 1, cmds_photo.Length);
}
byte[][] cmds_photo = _apdu.EF_CARD_PHOTO;

for (int i = 0; i < cmds_photo.Length; i++)
{
s.Write(SendCommand(cmds_photo[i]), 0, SendCommand(cmds_photo[i]).Length);
eventPhotoProgress?.Invoke(i + 1, cmds_photo.Length);
}

s.Seek(0, SeekOrigin.Begin);
return s.ToArray();
s.Seek(0, SeekOrigin.Begin);
return s.ToArray();
}
}


Expand Down Expand Up @@ -330,8 +332,8 @@ public Boolean Close()
{
try
{
_reader.Disconnect(SCardReaderDisposition.Leave);
_hContext.Release();
_reader?.Disconnect(SCardReaderDisposition.Leave);
_hContext?.Release();
return true;
}
catch (PCSCException ex)
Expand All @@ -341,6 +343,13 @@ public Boolean Close()
Debug.Print(_error_message);
return false;
}
finally
{
_hContext?.Dispose();
_reader?.Dispose();
_reader = null;
_hContext = null;
}
}

public Personal readCitizenid(string readerName = null)
Expand Down