The VoipMediaEngine..::.INCOMING_CALL_INITIALIZED_DATA type exposes the following members.
Application software can set this value to a non zero value to force the VOIP Media Engine to not generate incoming phone ring for the call event if incoming phone ring for the phone line is enabled.
The SIP INVITE message received.
This is the SIP response code you want your application to return to the far end of the incoming call. Used only when terminating the call. Any one of
Application software can set this value to a non zero value to allow the VOIP Media Engine to terminate the incoming call immediately. If your application wants the VOIP Media Engine to process the received call as normal, it should set this value to zero (FALSE).