--- xnu/xnu-12377.101.15/tools/lldbmacros/usertaskdebugging/rsprotocol.py
+++ /dev/null
@@ -1,62 +0,0 @@
-import logging
-
-
-class Message(object):
-    """represents a message of Remote serial protocol"""
-    def __init__(self, data):
-        super().__init__()
-        self.data = data
-
-    def __str__(self):
-        return "Message: %s" % (self.data)
-
-    def getData(self):
-        #TODO need to parse data and unescape
-        return self.data
-    
-    def getRSPByteData(self):
-        retval = ''.join(['$',self.data,'#'])
-        checksum = 0
-        for i in self.data:
-            checksum += ord(i)
-        checksum = checksum % 0x100
-        checksum_str = "{:02x}".format(checksum)
-        retval += checksum_str
-        return retval
-
-    @classmethod
-    def fromRSPByteData(cls, bytedata):
-        data_begin = 0
-        data_end = 0
-        try:
-            data_begin = bytedata.index('$')
-            data_end = bytedata.index('#')
-        except ValueError as e:
-            logging.error('Invalid bytedata considered as message %s' % bytedata)
-            return None
-                
-        #validate the data
-        if data_begin + 1 >= data_end:
-            logging.debug("empty message %s"%bytedata)
-            data_begin -= 1
-
-        data_begin += 1
-        logging.debug("Creating message from data %s" % bytedata[data_begin:data_end])
-        ret_obj = cls(bytedata[data_begin:data_end])
-        return ret_obj
-
-class ProtocolAcknowledgement(Message):
-    """Ack Messages"""
-    def __init__(self, ack_str):
-        super().__init__(ack_str)
-        self.data = ack_str
-    
-    def getRSPByteData(self):
-        return self.data
-
-
-OKMessage = Message('OK')
-
-AckMessage = ProtocolAcknowledgement('+')
-NAckMessage = ProtocolAcknowledgement('-')
-UnSupportedMessage = Message('')