def parseSingleDeviceAnnounce(self, stream: BytesIO):
deviceType = DeviceType(Uint32LE.unpack(stream))
deviceId = Uint32LE.unpack(stream)
preferredDosName = stream.read(8)
deviceDataLength = Uint32LE.unpack(stream)
deviceData = stream.read(deviceDataLength)
return DeviceAnnounce(deviceType, deviceId, preferredDosName, deviceData)
def parseDeviceMapping(self, stream: BytesIO,
timestamp: int) -> PlayerDeviceMappingPDU:
deviceID = Uint32LE.unpack(stream)
deviceType = DeviceType(Uint32LE.unpack(stream))
nameLength = Uint32LE.unpack(stream)
name = stream.read(nameLength).decode()
return PlayerDeviceMappingPDU(timestamp, deviceID, deviceType, name)
def handleDeviceListAnnounceRequest(self, pdu: DeviceListAnnounceRequest):
"""
Log mapped devices.
:param pdu: the device list announce request.
"""
for device in pdu.deviceList:
self.log.info(
"%(deviceName)s mapped with ID %(deviceID)d: %(deviceData)s", {
"deviceName": DeviceType.getPrettyName(device.deviceType),
"deviceID": device.deviceID,
"deviceData":
device.preferredDosName.rstrip(b"\x00").decode()
})
def handleDeviceListAnnounceRequest(self, pdu: DeviceListAnnounceRequest):
"""
Log mapped devices.
:param pdu: the device list announce request.
"""
for device in pdu.deviceList:
self.log.info("%(deviceType)s mapped with ID %(deviceID)d: %(deviceName)s", {
"deviceType": DeviceType.getPrettyName(device.deviceType),
"deviceID": device.deviceID,
"deviceName": device.preferredDOSName
})
self.observer.onDeviceAnnounce(device)
def parseDeviceAnnounce(self, stream: BytesIO) -> DeviceAnnounce:
deviceType = DeviceType(Uint32LE.unpack(stream))
deviceID = Uint32LE.unpack(stream)
preferredDOSName = stream.read(8)
deviceDataLength = Uint32LE.unpack(stream)
deviceData = stream.read(deviceDataLength)
preferredDOSName = preferredDOSName.decode(errors="ignore")[:7]
endIndex = preferredDOSName.index("\x00")
if endIndex >= 0:
preferredDOSName = preferredDOSName[:endIndex]
return DeviceAnnounce(deviceType, deviceID, preferredDOSName,
deviceData)