FreeDATA/tnc.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Fri Dec 25 21:25:14 2020

@author: DJ2LS
"""

import socketserver
import threading
import logging


import static
import arq



class TCPRequestHandler(socketserver.BaseRequestHandler):

    def handle(self):
    
        self.data = bytes()
        while True: 
            chunk = self.request.recv(8192)#.strip()
            if chunk.endswith(b'\n'):
                break
                
            self.data += chunk

        
        # self.request is the TCP socket connected to the client
        #self.data = self.request.recv(1024).strip()
###        self.data = self.request.recv(1000000).strip()
     
        # interrupt listening loop "while true" by setting MODEM_RECEIVE to False
        #if len(self.data) > 0:
       #     static.MODEM_RECEIVE = False
        
        
        ####print("{} wrote:".format(self.client_address[0]))
        ####print(self.data)
        
        # just send back the same data, but upper-cased
        #####self.request.sendall(self.data.upper())
        
        #if self.data == b'TEST':
            #logging.info("DER TEST KLAPPT! HIER KOMMT DER COMMAND PARSER HIN!")
        if self.data.startswith(b'SHOWBUFFERSIZE'):
            self.request.sendall(bytes(static.RX_BUFFER[-1]))
            print(static.RX_BUFFER_SIZE)
            
# BROADCAST PARSER  -----------------------------------------------------------

        if self.data.startswith(b'BC:'):
            #import modem
            #modem = modem.RF()
           
            data = self.data.split(b'BC:')
            #modem.Transmit(data[1])
      
           
            
# SEND AN ARQ FRAME  -----------------------------------------------------------

        if self.data.startswith(b'ARQ:'):

            data = self.data.split(b'ARQ:')
            data_out = data[1]
                               
            #arq.transmit(data_out)
            
            TRANSMIT_ARQ = threading.Thread(target=arq.transmit, args=[data_out], name="TRANSMIT_ARQ")
            TRANSMIT_ARQ.start()