def server(interface, port): server_stack = PyStack(interface) # Create a stack print '1' server_app = TCPApplication() # Create a TCPApplication server_stack.register_tcp_application(server_app) server_stack.run( doreactor=False ) # Run the stack to start listening using a thread to make it non-blocking server_app.bind(port, server_app, False) print '2' server_app.listen(3) # the maximum tcp clients to establish connections print '3' flow_one = server_app.accept( ) #will return the same tcp_application if newinstace is set to false in bind(port,app,newinstance) #print type(flow_one) print 'accept client request' while True: time.sleep(1) #flow_one.send_packet('ok') data = flow_one.fetch_data() if data != None: print data
kwargs["IP"]["flags"] = 2 if t1 or t2: t1 = t1 if t1 else 0 import time #t1 = time.time() t2 = t2 if t2 else 0 #t2 = 0 if kwargs["TCP"].has_key("options"): kwargs["TCP"]["options"].append(("Timestamp", (t1, t2))) else: kwargs["TCP"]["options"] = [("Timestamp", (t1, t2))] if res: kwargs["IP"]["flags"] = 2 return packet, kwargs if __name__ == "__main__": stack = PyStack() steganoapp = SteganoApplication() server = TCPApplication() stack.register_tcp_application(server) server.bind(7777, steganoapp, True) server.listen(5) stack.run(doreactor=True) #stack.stop() called when Ctrl+C
if t1 or t2: t1 = t1 if t1 else 0 import time #t1 = time.time() t2 = t2 if t2 else 0 #t2 = 0 if kwargs["TCP"].has_key("options"): kwargs["TCP"]["options"].append(("Timestamp",(t1,t2))) else: kwargs["TCP"]["options"] = [("Timestamp",(t1,t2))] if res: kwargs["IP"]["flags"] = 2 return packet, kwargs if __name__ =="__main__": stack = PyStack() steganoapp = SteganoApplication() server = TCPApplication() stack.register_tcp_application(server) server.bind(7777, steganoapp, True) server.listen(5) stack.run(doreactor=True) #stack.stop() called when Ctrl+C