Ejemplo n.º 1
0
    async def write(self,
                    msg: protobuf.MessageType,
                    field_cache: protobuf.FieldCache = None) -> None:
        if __debug__:
            log.debug(__name__, "%s:%x write: %s", self.iface.iface_num(),
                      self.sid, msg)

        if field_cache is None:
            field_cache = self._field_cache

        # write the message
        msg_size = protobuf.count_message(msg, field_cache)

        # prepare buffer
        if msg_size <= len(self.buffer_writer.buffer):
            # reuse preallocated
            buffer_writer = self.buffer_writer
        else:
            # message is too big, we need to allocate a new buffer
            buffer_writer = utils.BufferWriter(bytearray(msg_size))

        buffer_writer.seek(0)
        protobuf.dump_message(buffer_writer, msg, field_cache)
        await codec_v1.write_message(
            self.iface,
            msg.MESSAGE_WIRE_TYPE,
            memoryview(buffer_writer.buffer)[:msg_size],
        )

        # make sure we don't keep around fields of all protobuf types ever
        self._field_cache.clear()
Ejemplo n.º 2
0
    def __init__(self, iface: WireInterface, sid: int) -> None:
        self.iface = iface
        self.sid = sid
        self.buffer = bytearray(PROTOBUF_BUFFER_SIZE)
        self.buffer_reader = utils.BufferReader(self.buffer)
        self.buffer_writer = utils.BufferWriter(self.buffer)

        self._field_cache = {}  # type: protobuf.FieldCache
Ejemplo n.º 3
0
    def __init__(self, iface: WireInterface, sid: int,
                 buffer: bytearray) -> None:
        self.iface = iface
        self.sid = sid
        self.buffer = buffer
        self.buffer_writer = utils.BufferWriter(self.buffer)

        self._field_cache: protobuf.FieldCache = {}
Ejemplo n.º 4
0
def set(auth_message: protobuf.MessageType) -> None:
    buffer = bytearray(protobuf.count_message(auth_message))
    writer = utils.BufferWriter(buffer)
    protobuf.dump_message(writer, auth_message)
    storage.cache.set(
        storage.cache.APP_COMMON_AUTHORIZATION_TYPE,
        auth_message.MESSAGE_WIRE_TYPE.to_bytes(2, "big"),
    )
    storage.cache.set(storage.cache.APP_COMMON_AUTHORIZATION_DATA, buffer)