2023-12-05 14:40:04 +00:00
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from queue import Queue
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import frame_handler
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2023-12-05 17:50:39 +00:00
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from event_manager import EventManager
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from state_manager import StateManager
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2023-12-05 14:40:04 +00:00
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from modem_frametypes import FRAME_TYPE as FR
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from arq_session_irs import ARQSessionIRS
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2023-12-05 18:12:21 +00:00
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from arq_session_iss import ARQSessionISS
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2023-12-05 14:40:04 +00:00
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class ARQFrameHandler(frame_handler.FrameHandler):
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def follow_protocol(self):
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2023-12-12 08:41:08 +00:00
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# self.details == {'frame': {'frame_type': 'BURST_01', 'frame_type_int': 1, 'n_frames_per_burst': 1, 'session_id': 31, 'data': b'Hello world!'}, 'snr': 0, 'frequency_offset': 0, 'freedv_inst': None, 'bytes_per_frame': 15}
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frame = self.details['frame']
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snr = self.details["snr"]
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frequency_offset = self.details["frequency_offset"]
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# ARQ session open received
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if frame['frame_type_int'] == FR.ARQ_SESSION_OPEN.value:
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session = ARQSessionIRS(self.config,
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self.tx_frame_queue,
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frame['origin'],
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frame['session_id'])
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self.states.register_arq_irs_session(session)
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session.run()
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# ARQ session open ack received
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elif frame['frame_type_int'] == FR.ARQ_SESSION_OPEN_ACK.value:
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iss_session:ARQSessionISS = self.states.get_arq_iss_session(frame['session_id'])
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iss_session.on_connection_ack_received(frame)
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2023-12-09 12:28:32 +00:00
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# ARQ session data frame received
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elif frame['frame_type_int'] == FR.BURST_FRAME.value:
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print("received data frame....")
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print(frame)
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irs_session:ARQSessionIRS = self.states.get_arq_irs_session(frame['session_id'])
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irs_session.on_data_received(frame)
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irs_session.rx_data_chain(frame, snr, frequency_offset)
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