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- import struct
- import socket
- def ethernet_unpack(data):
- dest_mac, src_mac, eth_proto = struct.unpack('! 6s 6s H', data[:14])
- return getmac(dest_mac), getmac(src_mac), socket.htons(eth_proto), data[14:]
- def getmac(mac_bytes):
- mac = map ('{:02x}'.format, mac_bytes)
- return (':'.join(mac)).upper()
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