internal static ViscaResponse ProcessResponse( byte[] packet, ViscaCommand pendingCmd, out bool matchesPending )
{
byte src = (byte)( packet[0] >> 4 );
byte socket = (byte)( packet[1] & 0x0F );
byte replyType = (byte)( packet[1] >> 4 );
matchesPending = false;
if( packet.Last() != 0xFF ) throw new ArgumentException( "Invalid Data: Does not end with expected 0xFF" );
ViscaResponse response = null;
switch( replyType )
{
case 4: //Ack
if( pendingCmd == null ) throw new InvalidOperationException();
response = new Acknowledgement();
matchesPending = true;
break;
case 5: //Completion (commands/inquiries)
if( packet.Length == 3 ) //Command Complete
{
response = new CommandComplete();
}
else
{
matchesPending = true;
response = (ViscaInquiryResponse)Activator.CreateInstance( pendingCmd.InquiryResponseType );
}
break;
case 6: //Error
if( packet.Length != 4 ) throw new ArgumentException( "Invalid Data: Error Packet not correct." );
response = new CommandError( packet[2] );
if( pendingCmd != null ) matchesPending = true;
break;
default: throw new NotSupportedException();
}
response.SourceAddress = src;
response.Socket = socket;
if( response is ViscaInquiryResponse )
{
//process only the meat data of the packet (strip out header and footer bytes)
byte[] data = new byte[packet.Length - 3];
Array.Copy( packet, 2, data, 0, packet.Length - 3 );
( (ViscaInquiryResponse)response ).ProcessResponse_Internal( data );
}
return response;
}
public void ViscaDynamicCloneCommandComparsions()
{
ViscaMemoryRecall recallCmd = new ViscaMemoryRecall(0x01, 0x01);
recallCmd.UsePreset(0x02);
ViscaCommand recallCloneCmd = recallCmd.Clone();
Assert.That(recallCloneCmd != null, Is.True, "Clonned Command != null");
Assert.That(recallCloneCmd == null, Is.False, "Clonned Command == null");
Assert.That(null == recallCloneCmd, Is.False, "null == Clonned Command");
recallCmd.UsePreset(0x03);
Assert.That(recallCmd == recallCloneCmd, Is.False, "recallCmd with Preset 3 and Clonned Command with Preset 2 are equal");
recallCmd.UsePreset(0x02);
Assert.That(recallCmd == recallCloneCmd, Is.True, "recallCmd with Preset 2 and Clonned Command with Preset 2 are not equal");
}