def _random_memory_addr_pkt(addr_len=None, size_len=None, size=None):
# type: (Optional[int], Optional[int], Optional[int]) -> Packet
pkt = UDS() / UDS_RMBA() # type: Packet
pkt.memorySizeLen = size_len or random.randint(1, 4)
pkt.memoryAddressLen = addr_len or random.randint(1, 4)
UDS_RMBARandomEnumerator.set_size(pkt, size or 4)
UDS_RMBARandomEnumerator.set_addr(
pkt, random.randint(
0, (2 ** (8 * pkt.memoryAddressLen) - 1)) & 0xfffffff0)
return pkt
def _random_memory_addr_pkt(addr_len=None): # noqa: E501
# type: (Optional[int]) -> Packet
pkt = UDS() / UDS_RD() # type: Packet
pkt.dataFormatIdentifiers = random.randint(0, 16)
pkt.memorySizeLen = random.randint(1, 4)
pkt.memoryAddressLen = addr_len or random.randint(1, 4)
UDS_RMBARandomEnumerator.set_size(pkt, 0x10)
addr = random.randint(0, 2 ** (8 * pkt.memoryAddressLen) - 1) & \
(0xffffffff << (4 * pkt.memoryAddressLen))
UDS_RMBARandomEnumerator.set_addr(pkt, addr)
return pkt
