mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-30 01:58:11 +00:00
40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
|
import socket
|
||
|
|
|
||
|
|
import logger
|
||
|
|
|
||
|
|
|
||
|
|
class UDPInterface:
|
||
|
|
def __init__(self, destination_port):
|
||
|
|
self.bind_ip = "127.0.0.1"
|
||
|
|
self.bind_port = 21423
|
||
|
|
|
||
|
|
self.destination_ip = "127.0.0.1"
|
||
|
|
self.destination_port = destination_port
|
||
|
|
|
||
|
|
self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
|
||
|
|
self.socket.bind((self.bind_ip, self.bind_port))
|
||
|
|
|
||
|
|
self.file_descriptor = self.socket.fileno()
|
||
|
|
|
||
|
|
def write(self, data):
|
||
|
|
bytes_sent = self.socket.sendto(
|
||
|
|
data, ((self.destination_ip, self.destination_port))
|
||
|
|
)
|
||
|
|
assert bytes_sent == len(data)
|
||
|
|
logger.log_raw(
|
||
|
|
"{}:{} < {}:{}".format(
|
||
|
|
self.destination_ip, self.destination_port, self.bind_ip, self.bind_port
|
||
|
|
),
|
||
|
|
data.hex(),
|
||
|
|
)
|
||
|
|
|
||
|
|
def read(self, length):
|
||
|
|
data, address = self.socket.recvfrom(length)
|
||
|
|
logger.log_raw(
|
||
|
|
"{}:{} < {}:{}".format(
|
||
|
|
self.bind_ip, self.bind_port, address[0], address[1]
|
||
|
|
),
|
||
|
|
data.hex(),
|
||
|
|
)
|
||
|
|
return data
|