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host_tests/example/MulticastSend.py@0:66f3b5499f7f, 2016-05-19 (annotated)
- Committer:
- screamer
- Date:
- Thu May 19 19:44:41 2016 +0100
- Revision:
- 0:66f3b5499f7f
Initial revision
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
screamer | 0:66f3b5499f7f | 1 | """ |
screamer | 0:66f3b5499f7f | 2 | mbed SDK |
screamer | 0:66f3b5499f7f | 3 | Copyright (c) 2011-2013 ARM Limited |
screamer | 0:66f3b5499f7f | 4 | |
screamer | 0:66f3b5499f7f | 5 | Licensed under the Apache License, Version 2.0 (the "License"); |
screamer | 0:66f3b5499f7f | 6 | you may not use this file except in compliance with the License. |
screamer | 0:66f3b5499f7f | 7 | You may obtain a copy of the License at |
screamer | 0:66f3b5499f7f | 8 | |
screamer | 0:66f3b5499f7f | 9 | http://www.apache.org/licenses/LICENSE-2.0 |
screamer | 0:66f3b5499f7f | 10 | |
screamer | 0:66f3b5499f7f | 11 | Unless required by applicable law or agreed to in writing, software |
screamer | 0:66f3b5499f7f | 12 | distributed under the License is distributed on an "AS IS" BASIS, |
screamer | 0:66f3b5499f7f | 13 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
screamer | 0:66f3b5499f7f | 14 | See the License for the specific language governing permissions and |
screamer | 0:66f3b5499f7f | 15 | limitations under the License. |
screamer | 0:66f3b5499f7f | 16 | """ |
screamer | 0:66f3b5499f7f | 17 | import socket |
screamer | 0:66f3b5499f7f | 18 | from time import sleep, time |
screamer | 0:66f3b5499f7f | 19 | |
screamer | 0:66f3b5499f7f | 20 | MCAST_GRP = '224.1.1.1' |
screamer | 0:66f3b5499f7f | 21 | MCAST_PORT = 5007 |
screamer | 0:66f3b5499f7f | 22 | |
screamer | 0:66f3b5499f7f | 23 | sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP) |
screamer | 0:66f3b5499f7f | 24 | sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, 2) |
screamer | 0:66f3b5499f7f | 25 | |
screamer | 0:66f3b5499f7f | 26 | while True: |
screamer | 0:66f3b5499f7f | 27 | print "Multicast to group: %s\n" % MCAST_GRP |
screamer | 0:66f3b5499f7f | 28 | data = 'Hello World: ' + repr(time()) + '\n' |
screamer | 0:66f3b5499f7f | 29 | sock.sendto(data, (MCAST_GRP, MCAST_PORT)) |
screamer | 0:66f3b5499f7f | 30 | sleep(1) |