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https://github.com/trezor/trezor-firmware.git
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40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
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import socket
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import logger
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class UDPInterface:
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def __init__(self, destination_port):
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self.bind_ip = "127.0.0.1"
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self.bind_port = 21423
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self.destination_ip = "127.0.0.1"
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self.destination_port = destination_port
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self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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self.socket.bind((self.bind_ip, self.bind_port))
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self.file_descriptor = self.socket.fileno()
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def write(self, data):
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bytes_sent = self.socket.sendto(
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data, ((self.destination_ip, self.destination_port))
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)
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assert bytes_sent == len(data)
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logger.log_raw(
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"{}:{} < {}:{}".format(
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self.destination_ip, self.destination_port, self.bind_ip, self.bind_port
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),
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data.hex(),
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)
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def read(self, length):
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data, address = self.socket.recvfrom(length)
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logger.log_raw(
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"{}:{} < {}:{}".format(
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self.bind_ip, self.bind_port, address[0], address[1]
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),
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data.hex(),
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)
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return data
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