FreeDATA/test/util_arq_chat_file_2.py

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Wed Dec 23 07:04:24 2020
@author: DJ2LS
"""
import array
import base64
import json
import sys
import time
from pprint import pformat
import structlog
sys.path.insert(0, "..")
sys.path.insert(0, "../tnc")
import codec2
import data_handler
import helpers
import modem
import sock
import static
def t_highsnr_arq_short_station2(
parent_pipe,
freedv_mode: str,
n_frames_per_burst: int,
mycall: str,
dxcall: str,
message: str,
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lowbwmode: bool,
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):
log = structlog.get_logger(__name__)
orig_tx_func: object
orig_rx_func: object
def t_transmit(self, mode, repeats: int, repeat_delay: int, frames: bytearray):
"""'Wrap' RF.transmit function to extract the arguments."""
nonlocal orig_tx_func, parent_pipe
t_frames = frames
parent_pipe.send(t_frames)
log.debug("S2 TX: ", frames=t_frames)
# frametype = int.from_bytes(t_frames[:1], "big")
# log.debug("S2 RX: ", frametype=frametype)
# Apologies for the Python "magic." "orig_func" is a pointer to the
# original function captured before this one was put in place.
orig_tx_func(self, mode, repeats, repeat_delay, frames) # type: ignore
def t_process_data(self, bytes_out, freedv, bytes_per_frame: int):
"""'Wrap' DATA.process_data function to extract the arguments."""
nonlocal orig_rx_func, parent_pipe
t_bytes_out = bytes(bytes_out)
parent_pipe.send(t_bytes_out)
log.debug(
"S2 RX: ",
bytes_out=t_bytes_out,
bytes_per_frame=bytes_per_frame,
)
frametype = int.from_bytes(t_bytes_out[:1], "big")
log.debug("S2 RX: ", frametype=frametype)
# Apologies for the Python "magic." "orig_func" is a pointer to the
# original function captured before this one was put in place.
orig_rx_func(self, bytes_out, freedv, bytes_per_frame) # type: ignore
# enable testmode
data_handler.TESTMODE = True
modem.RXCHANNEL = "/tmp/hfchannel2"
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modem.TESTMODE = True
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modem.TXCHANNEL = "/tmp/hfchannel1"
static.HAMLIB_RADIOCONTROL = "disabled"
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static.LOW_BANDWITH_MODE = lowbwmode
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static.MYGRID = bytes("AA12aa", "utf-8")
static.RESPOND_TO_CQ = True
mycallsign = bytes(mycall, "utf-8")
mycallsign = helpers.callsign_to_bytes(mycallsign)
static.MYCALLSIGN = helpers.bytes_to_callsign(mycallsign)
static.MYCALLSIGN_CRC = helpers.get_crc_24(static.MYCALLSIGN)
static.MYGRID = bytes("AA12aa", "utf-8")
static.SSID_LIST = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
dxcallsign = bytes(dxcall, "utf-8")
dxcallsign = helpers.callsign_to_bytes(dxcallsign)
dxcallsign = helpers.bytes_to_callsign(dxcallsign)
static.DXCALLSIGN = dxcallsign
static.DXCALLSIGN_CRC = helpers.get_crc_24(static.DXCALLSIGN)
# Create the TNC
tnc = data_handler.DATA()
orig_rx_func = data_handler.DATA.process_data
data_handler.DATA.process_data = t_process_data
# Create the modem
t_modem = modem.RF()
orig_tx_func = modem.RF.transmit
modem.RF.transmit = t_transmit
time.sleep(22)
log.debug("Info: ", info=static.INFO)
assert "DATACHANNEL;RECEIVEDOPENER" in static.INFO
# assert "QRV;SENDING" in static.INFO
# assert "ARQ;SESSION;CLOSE" in static.INFO
log.debug("station2: Exiting!")