def parseDeviceReadRequest(self, deviceId: int, fileId: int, completionId: int,
minorFunction: int, stream: BytesIO) -> DeviceReadRequestPDU:
"""
Starting at length, just before offset
"""
length = Uint32LE.unpack(stream)
offset = Uint64LE.unpack(stream)
return DeviceReadRequestPDU(deviceId, fileId, completionId, minorFunction,
length, offset)
def parseDeviceReadRequest(self, deviceID: int, fileID: int,
completionID: int, minorFunction: int,
stream: BytesIO) -> DeviceReadRequestPDU:
length = Uint32LE.unpack(stream)
offset = Uint64LE.unpack(stream)
stream.read(20) # Padding
return DeviceReadRequestPDU(deviceID, fileID, completionID,
minorFunction, length, offset)
def sendReadRequest(self):
request = DeviceReadRequestPDU(
self.deviceID,
self.fileID,
self.requestID,
0,
1024 * 16,
self.offset
)
self.sendIORequest(request)