def get_firmware_version(cls, fcp: Hinawa.FwFcp):
data = bytearray()
data.extend(cls.__PREFIX)
data.append(VendorCmd.FIRMWARE_VER.value)
data.append(0xff)
resp = AvcGeneral.get_vendor_dependent(fcp, cls.__OUI, data)
# The response frame includes wrong __OUI and __PREFIX.
return resp[4]
def command_get_param(self, cmd):
deps = bytearray()
deps.append(0x46)
deps.append(0x49)
deps.append(0x31)
deps.append(cmd)
deps.append(0xff)
params = AvcGeneral.get_vendor_dependent(self.fcp, self.company_ids,
deps)
return params[4]
def __command_get(cls, fcp, cmd, name):
data = bytearray()
data.extend(cls.__PREFIX)
data.append(cmd.value)
data.append(0xff)
resp = AvcGeneral.get_vendor_dependent(fcp, cls.__OUI, data)
# The response frame includes wrong __OUI and __PREFIX.
for key, val in cls.__PARAMS[cmd].items():
if val == resp[4]:
return key
raise OSError('Invalid argument for {0}.'.format(name))
def get_stream_detection(cls, fcp, company_ids, dir, ext_plug):
if dir not in cls.ADDR_DIR:
raise ValueError('Invalid argument for address direction')
if ext_plug >= 255:
raise ValueError('Invalid argument for external plug number')
args = bytearray()
args.append(0x00)
args.append(cls.ADDR_DIR.index(dir))
args.append(ext_plug)
args.append(0xff)
params = AvcGeneral.get_vendor_dependent(fcp, company_ids, args)
if params[0] != args[0] or params[1] != args[1] or params[2] != args[2]:
raise OSError('Unexpected value in response')
if params[3] == 0x00:
return False
return True