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f57f0efc48
* Debug: revert cortex debug to lxml * Debug: update PyCortexMDebug readme * fbt: moved "debug" dir to "scripts" subfolder * ufbt: added missing debug_other & debug_other_blackmagic targets; github: fixed script bundling * lint: fixed formatting on debug scripts * vscode: updated configuration for debug dir changes --------- Co-authored-by: hedger <hedger@users.noreply.github.com> Co-authored-by: hedger <hedger@nanode.su>
109 lines
3.0 KiB
Python
109 lines
3.0 KiB
Python
# File: Queue.py
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# Author: Carl Allendorph
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# Date: 05NOV2014
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#
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# Description:
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# This file contains the implementation of a Queue Inspector
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# class.
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#
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import gdb
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from .List import ListInspector
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from .Task import TaskInspector
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class QueueMode:
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QUEUE = 0
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MUTEX = 1
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COUNTING = 2
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BINARY = 3
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RECURSIVE = 4
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Map = None
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@staticmethod
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def IsValid(qType):
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if (
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qType == QueueMode.QUEUE
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or qType == QueueMode.MUTEX
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or qType == QueueMode.COUNTING
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or qType == QueueMode.BINARY
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or qType == QueueMode.RECURSIVE
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):
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return True
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else:
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return False
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QueueMap = {
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"mutex": QueueMode.MUTEX,
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"queue": QueueMode.QUEUE,
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"semaphore": QueueMode.BINARY,
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"counting": QueueMode.COUNTING,
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"recursive": QueueMode.RECURSIVE,
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}
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QueueMode.Map = QueueMap
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class QueueInspector:
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QueueType = gdb.lookup_type("Queue_t")
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def __init__(self, handle):
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# print("Queue: Handle: %s" % handle)
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self.name = None
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queueObjPtr = None
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if type(handle) == gdb.Value:
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queueObjPtr = handle.cast(QueueInspector.QueueType.pointer())
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self._queue = queueObjPtr.dereference()
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else:
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queueObjPtr = gdb.Value(handle).cast(QueueInspector.QueueType.pointer())
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self._queue = queueObjPtr.dereference()
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def GetName(self):
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return self.name
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def SetName(self, name):
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self.name = name
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def GetTasksWaitingToSend(self):
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"""Retrieve a list of gdb.Value objects of type
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TCB that are the tasks that are currently waiting to
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send data on this queue object.
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"""
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sendList = ListInspector(self._queue["xTasksWaitingToSend"])
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return sendList.GetElements(TaskInspector.TCBType)
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def GetTasksWaitingToReceive(self):
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"""Retrieve a list of gdb.Value objects of Type
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TCB that are the tasks that are currently waiting to
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receive data on this queue object.
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"""
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rxList = ListInspector(self._queue["xTasksWaitingToReceive"])
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return rxList.GetElements(TaskInspector.TCBType)
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def GetQueueMessagesWaiting(self):
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"""Return the number of messages waiting as a
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L{gdb.Value} object
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"""
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return self._queue["uxMessagesWaiting"]
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def GetQueueType(self):
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"""Return the Type of the Queue as a enumerated number"""
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try:
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qType = self._queue["ucQueueType"]
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if QueueMode.IsValid(int(qType)):
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return qType
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else:
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raise ValueError(
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"Invalid Queue Type In Queue Object! Are you sure this is a Queue Handle?"
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)
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except Exception as exc:
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# If the TRACE functionality of the RTOS is not enabled,
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# then the queue type will not be availabe in the queue
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# handle - so we return None
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print("Failed to get Type: %s" % str(exc))
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return None
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