Magnificent7 / Hackathon

Includes library modifications to allow access to AIN_4 (AIN_0 / 5)

mbd_os/tools/host_tests/tcpecho_server.py@0:eafc3fd41f75, 2016-09-20 (annotated)

Committer:
bryantaylor
Date:
Tue Sep 20 21:26:12 2016 +0000
Revision:
0:eafc3fd41f75
hackathon

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bryantaylor 0:eafc3fd41f75 1 """
bryantaylor 0:eafc3fd41f75 2 mbed SDK
bryantaylor 0:eafc3fd41f75 3 Copyright (c) 2011-2013 ARM Limited
bryantaylor 0:eafc3fd41f75 4
bryantaylor 0:eafc3fd41f75 5 Licensed under the Apache License, Version 2.0 (the "License");
bryantaylor 0:eafc3fd41f75 6 you may not use this file except in compliance with the License.
bryantaylor 0:eafc3fd41f75 7 You may obtain a copy of the License at
bryantaylor 0:eafc3fd41f75 8
bryantaylor 0:eafc3fd41f75 9 http://www.apache.org/licenses/LICENSE-2.0
bryantaylor 0:eafc3fd41f75 10
bryantaylor 0:eafc3fd41f75 11 Unless required by applicable law or agreed to in writing, software
bryantaylor 0:eafc3fd41f75 12 distributed under the License is distributed on an "AS IS" BASIS,
bryantaylor 0:eafc3fd41f75 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bryantaylor 0:eafc3fd41f75 14 See the License for the specific language governing permissions and
bryantaylor 0:eafc3fd41f75 15 limitations under the License.
bryantaylor 0:eafc3fd41f75 16 """
bryantaylor 0:eafc3fd41f75 17 from SocketServer import BaseRequestHandler, TCPServer
bryantaylor 0:eafc3fd41f75 18 from time import time
bryantaylor 0:eafc3fd41f75 19
bryantaylor 0:eafc3fd41f75 20 from mbed_settings import LOCALHOST
bryantaylor 0:eafc3fd41f75 21
bryantaylor 0:eafc3fd41f75 22 MAX_INDEX = 126
bryantaylor 0:eafc3fd41f75 23 MEGA = float(1024 * 1024)
bryantaylor 0:eafc3fd41f75 24
bryantaylor 0:eafc3fd41f75 25 class TCP_EchoHandler(BaseRequestHandler):
bryantaylor 0:eafc3fd41f75 26 def handle(self):
bryantaylor 0:eafc3fd41f75 27 print "\nconnection received"
bryantaylor 0:eafc3fd41f75 28 start = time()
bryantaylor 0:eafc3fd41f75 29 bytes = 0
bryantaylor 0:eafc3fd41f75 30 index = 0
bryantaylor 0:eafc3fd41f75 31 while True:
bryantaylor 0:eafc3fd41f75 32 data = self.request.recv(1024)
bryantaylor 0:eafc3fd41f75 33 if not data: break
bryantaylor 0:eafc3fd41f75 34
bryantaylor 0:eafc3fd41f75 35 bytes += len(data)
bryantaylor 0:eafc3fd41f75 36 for n in map(ord, data):
bryantaylor 0:eafc3fd41f75 37 if n != index:
bryantaylor 0:eafc3fd41f75 38 print "data error %d != %d" % (n , index)
bryantaylor 0:eafc3fd41f75 39 index += 1
bryantaylor 0:eafc3fd41f75 40 if index > MAX_INDEX:
bryantaylor 0:eafc3fd41f75 41 index = 0
bryantaylor 0:eafc3fd41f75 42
bryantaylor 0:eafc3fd41f75 43 self.request.sendall(data)
bryantaylor 0:eafc3fd41f75 44 t = time() - start
bryantaylor 0:eafc3fd41f75 45 b = float(bytes * 8) * 2
bryantaylor 0:eafc3fd41f75 46 print "Throughput: (%.2f)Mbits/s" % ((b/t)/MEGA)
bryantaylor 0:eafc3fd41f75 47
bryantaylor 0:eafc3fd41f75 48 server = TCPServer((LOCALHOST, 7), TCP_EchoHandler)
bryantaylor 0:eafc3fd41f75 49 print "listening for connections"
bryantaylor 0:eafc3fd41f75 50 server.serve_forever()