import os
from enum import Enum, unique


class SWUpdateEnum(Enum):

    @classmethod
    def has_value(cls, value):
        return value in cls._value2member_map_

@unique
class SWUpdateTargets(SWUpdateEnum):
    TARGET_TD = 0
    TARGET_TD_FPGA = 1
    TARGET_DD = 2
    TARGET_DD_FPGA = 3
    TARGET_RO = 4
    TARGET_RO_FPGA = 5
    NUM_OF_TARGETS = 6

class Base:

    SW_UPDATE_FLASH_BUFFER_SIZE = 128
    SIGNATURE_START = "SIGNATURE_START==================="
    SIGNATURE_END = "SIGNATURE_END==================="
    SIGNATURE_SIZE_BYTES = 344

    def __init__(self):
        pass