public byte[] CalcAu3MAC(MaslAu3Frame frame, uint destAddress)
{
using (var memStream = new MemoryStream(30))
{
// L
memStream.WriteByte(0x00);
memStream.WriteByte(0x14);
// DA
memStream.WriteByte((byte)((destAddress >> 16) & 0xFF));
memStream.WriteByte((byte)((destAddress >> 8) & 0xFF));
memStream.WriteByte((byte)((destAddress) & 0xFF));
// ETY+MTI+DF
memStream.WriteByte(frame.GetHeaderByte());
// RB + RA
memStream.Write(_macCalc.RandomB, 0, _macCalc.RandomB.Length);
memStream.Write(_macCalc.RandomA, 0, _macCalc.RandomA.Length);
var mac = _macCalc.CalcMac(memStream.ToArray());
return(mac);
}
}
public byte[] BuildAu3Packet()
{
var frame = new MaslAu3Frame();
frame.MAC = this.CalcAu3MAC(frame, _rsspEndPoint.RemoteID);
return(frame.GetBytes());
}
public void Test1()
{
var mac = new byte[] { 0x2e, 0x93, 0x89, 0x47, 0x97, 0xec, 0x28, 0x74 };
var frame1 = new MaslAu3Frame();
frame1.MAC = mac;
var bytes = frame1.GetBytes();
var frame2 = new MaslAu3Frame();
frame2.ParseBytes(bytes, 0, bytes.Length);
Assert.AreEqual(frame1.DeviceType, frame2.DeviceType);
Assert.AreEqual(frame1.Direction, frame2.Direction);
Assert.AreEqual(frame1.FrameType, frame2.FrameType);
CollectionAssert.AreEqual(frame1.MAC, frame2.MAC);
}
public override void HandleAu3Frame(MaslAu3Frame frame)
{
throw new SequenceIntegrityException();
}
public override void HandleAu3Frame(MaslAu3Frame frame)
{
throw new NotArObtainedAfterAu3Exception();
}
public override void HandleAu3Frame(MaslAu3Frame frame)
{
throw new MaslException(MaslErrorCode.SequenceIntegrityFailure);
}
public virtual void HandleAu3Frame(MaslAu3Frame frame)
{
LogUtility.Error(string.Format("{0}: {1}.{2} not implement!",
this.Context.RsspEP.ID, this.GetType().Name,
new StackFrame(0).GetMethod().Name.Split('.').Last()));
}
