First working prototype

bTCP_client.py

-#!/usr/local/bin/python3
+#!/bin/python3
 import argparse
+import logging
 import socket
 import struct
+import sys
 
 import btcp
 
+logging.basicConfig(stream=sys.stdout, level=logging.DEBUG)
+
 parser = argparse.ArgumentParser()
 parser.add_argument("-w", "--window", help="Define bTCP window size", type=int, default=100)
 parser.add_argument("-t", "--timeout", help="Define bTCP timeout in milliseconds", type=int, default=100)
 parser.add_argument("-i", "--input", help="File to send", default="tmp.file")
 args = parser.parse_args()
 
-binding = btcp.Binding(socket.AF_INET, ("", 9002), args.window, args.timeout)
+binding = btcp.Binding(socket.AF_INET, None, args.window, args.timeout / 1000.)
 connection = binding.connect_client(0, 0, ("", 9001))
 
-file = open(args.input, "rb")
+file = open(args.input, "r+b")
 data = file.read()
 file.close()
 
 connection.send(struct.pack("!Q", len(data)))
 connection.send(data)
+
+input("press enter to stop\n")
 binding.close()

bTCP_server.py

-#!/usr/local/bin/python3
+#!/bin/python3
 import argparse
+import logging
 import socket
 import struct
+import sys
 
 import btcp
 
+logging.basicConfig(stream=sys.stdout, level=logging.DEBUG)
+
 # Handle arguments
 parser = argparse.ArgumentParser()
 parser.add_argument("-w", "--window", help="Define bTCP window size", type=int, default=100)
@@ -12,7 +16,7 @@ parser.add_argument("-t", "--timeout", help="Define bTCP timeout in milliseconds
 parser.add_argument("-o", "--output", help="Where to store file", default="tmp.file")
 args = parser.parse_args()
 
-binding = btcp.Binding(socket.AF_INET, ("", 9001), args.window, args.timeout)
+binding = btcp.Binding(socket.AF_INET, ("", 9001), args.window, args.timeout / 1000.)
 server = binding.bind_server(0)
 
 server.start_listen(1)
@@ -20,11 +24,9 @@ connection = server.accept()
 
 file_size: int = struct.unpack("!Q", connection.receive(8))[0]
 
-file = open(args.output, "wb")
-while file_size > 0:
-    data = connection.receive_all()
-    file.write(data)
-    file_size -= len(data)
+file = open(args.output, "w+b")
+data = connection.receive(file_size)
+file.write(data)
 file.close()
 
 binding.close()