def hexdigest2bytes(hexdigest):
"""
>>> hexdigest2bytes("aabbcc")
b'\\xaa\\xbb\\xcc'
>>> hexdigest2bytes("ABCDEF")
b'\\xab\\xcd\\xef'
>>> hexdigest2bytes("ABCD0F")
b'\\xab\\xcd\\x0f'
"""
return bytes(map(hex2byte, split(hexdigest, 2)))
def convert(self, data):
type_info = self._type_info[self._dataType]
values = []
for chunk in split(data, type_info.data_size):
(value, ) = struct.unpack(type_info.read_pattern, chunk)
values.append(self._convert_single(value))
return values
def upload_binary(self, checksum, data):
self.reboot_to_bootloader()
self._log(f"Image info: size: {len(data)} checksum: {checksum}")
# init update
self._log("Initializing update")
self._bootloader.send_init_update(len(data), checksum)
# split data into chunks
chunks = split(data, chunk_size=255)
# send data
self._log('Sending data')
self._stopwatch.reset()
for chunk in chunks:
self._bootloader.send_firmware(chunk)
self._log(f'Data transfer took {round(self._stopwatch.elapsed, 1)} seconds')
def parse_response(self, payload):
return list(split(payload, 63))