forked from qt-creator/qt-creator
54d64971d8
* Update license of files loaded in debugger * Make sure all files have a license header Change-Id: I612885652bcae0a4b7a88ae5184ef661aee25006 Reviewed-by: hjk <hjk@theqtcompany.com>
1970 lines
72 KiB
Python
1970 lines
72 KiB
Python
############################################################################
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#
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# Copyright (C) 2016 The Qt Company Ltd.
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# Contact: https://www.qt.io/licensing/
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#
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# This file is part of Qt Creator.
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#
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# Commercial License Usage
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# Licensees holding valid commercial Qt licenses may use this file in
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# accordance with the commercial license agreement provided with the
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# Software or, alternatively, in accordance with the terms contained in
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# a written agreement between you and The Qt Company. For licensing terms
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# and conditions see https://www.qt.io/terms-conditions. For further
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# information use the contact form at https://www.qt.io/contact-us.
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#
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# GNU General Public License Usage
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# Alternatively, this file may be used under the terms of the GNU
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# General Public License version 3 as published by the Free Software
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# Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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# included in the packaging of this file. Please review the following
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# information to ensure the GNU General Public License requirements will
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# be met: https://www.gnu.org/licenses/gpl-3.0.html.
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#
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############################################################################
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import os
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import struct
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import sys
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import base64
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import re
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import time
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import json
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if sys.version_info[0] >= 3:
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xrange = range
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toInteger = int
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else:
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toInteger = long
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verbosity = 0
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verbosity = 1
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# Debugger start modes. Keep in sync with DebuggerStartMode in debuggerconstants.h
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NoStartMode, \
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StartInternal, \
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StartExternal, \
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AttachExternal, \
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AttachCrashedExternal, \
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AttachCore, \
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AttachToRemoteServer, \
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AttachToRemoteProcess, \
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StartRemoteProcess, \
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= range(0, 9)
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# Known special formats. Keep in sync with DisplayFormat in debuggerprotocol.h
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AutomaticFormat, \
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RawFormat, \
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SimpleFormat, \
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EnhancedFormat, \
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SeparateFormat, \
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Latin1StringFormat, \
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SeparateLatin1StringFormat, \
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Utf8StringFormat, \
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SeparateUtf8StringFormat, \
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Local8BitStringFormat, \
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Utf16StringFormat, \
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Ucs4StringFormat, \
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Array10Format, \
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Array100Format, \
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Array1000Format, \
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Array10000Format, \
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ArrayPlotFormat, \
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CompactMapFormat, \
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DirectQListStorageFormat, \
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IndirectQListStorageFormat, \
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= range(0, 20)
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# Breakpoints. Keep synchronized with BreakpointType in breakpoint.h
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UnknownType, \
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BreakpointByFileAndLine, \
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BreakpointByFunction, \
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BreakpointByAddress, \
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BreakpointAtThrow, \
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BreakpointAtCatch, \
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BreakpointAtMain, \
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BreakpointAtFork, \
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BreakpointAtExec, \
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BreakpointAtSysCall, \
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WatchpointAtAddress, \
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WatchpointAtExpression, \
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BreakpointOnQmlSignalEmit, \
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BreakpointAtJavaScriptThrow, \
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= range(0, 14)
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# Display modes. Keep that synchronized with DebuggerDisplay in debuggerprotocol.h
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StopDisplay, \
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DisplayImageData, \
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DisplayUtf16String, \
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DisplayImageFile, \
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DisplayLatin1String, \
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DisplayUtf8String, \
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DisplayPlotData \
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= range(7)
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def arrayForms():
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return [ArrayPlotFormat]
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def mapForms():
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return [CompactMapFormat]
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class ReportItem:
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"""
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Helper structure to keep temporary "best" information about a value
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or a type scheduled to be reported. This might get overridden be
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subsequent better guesses during a putItem() run.
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"""
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def __init__(self, value = None, encoding = None, priority = -100, elided = None):
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self.value = value
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self.priority = priority
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self.encoding = encoding
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self.elided = elided
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def __str__(self):
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return "Item(value: %s, encoding: %s, priority: %s, elided: %s)" \
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% (self.value, self.encoding, self.priority, self.elided)
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class Blob(object):
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"""
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Helper structure to keep a blob of bytes, possibly
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in the inferior.
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"""
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def __init__(self, data, isComplete = True):
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self.data = data
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self.size = len(data)
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self.isComplete = isComplete
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def size(self):
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return self.size
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def toBytes(self):
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"""Retrieves "lazy" contents from memoryviews."""
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data = self.data
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major = sys.version_info[0]
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if major == 3 or (major == 2 and sys.version_info[1] >= 7):
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if isinstance(data, memoryview):
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data = data.tobytes()
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if major == 2 and isinstance(data, buffer):
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data = ''.join([c for c in data])
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return data
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def toString(self):
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data = self.toBytes()
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return data if sys.version_info[0] == 2 else data.decode("utf8")
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def extractByte(self, offset = 0):
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return struct.unpack_from("b", self.data, offset)[0]
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def extractShort(self, offset = 0):
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return struct.unpack_from("h", self.data, offset)[0]
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def extractUShort(self, offset = 0):
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return struct.unpack_from("H", self.data, offset)[0]
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def extractInt(self, offset = 0):
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return struct.unpack_from("i", self.data, offset)[0]
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def extractUInt(self, offset = 0):
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return struct.unpack_from("I", self.data, offset)[0]
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def extractLong(self, offset = 0):
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return struct.unpack_from("l", self.data, offset)[0]
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# FIXME: Note these should take target architecture into account.
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def extractULong(self, offset = 0):
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return struct.unpack_from("L", self.data, offset)[0]
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def extractInt64(self, offset = 0):
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return struct.unpack_from("q", self.data, offset)[0]
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def extractUInt64(self, offset = 0):
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return struct.unpack_from("Q", self.data, offset)[0]
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def extractDouble(self, offset = 0):
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return struct.unpack_from("d", self.data, offset)[0]
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def extractFloat(self, offset = 0):
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return struct.unpack_from("f", self.data, offset)[0]
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def warn(message):
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print('bridgemessage={msg="%s"},' % message.replace('"', '$').encode("latin1"))
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def showException(msg, exType, exValue, exTraceback):
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warn("**** CAUGHT EXCEPTION: %s ****" % msg)
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try:
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import traceback
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for line in traceback.format_exception(exType, exValue, exTraceback):
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warn("%s" % line)
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except:
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pass
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class Children:
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def __init__(self, d, numChild = 1, childType = None, childNumChild = None,
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maxNumChild = None, addrBase = None, addrStep = None):
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self.d = d
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self.numChild = numChild
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self.childNumChild = childNumChild
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self.maxNumChild = maxNumChild
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self.addrBase = addrBase
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self.addrStep = addrStep
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self.printsAddress = True
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if childType is None:
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self.childType = None
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else:
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self.childType = d.stripClassTag(str(childType))
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if not self.d.isCli:
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self.d.put('childtype="%s",' % self.childType)
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if childNumChild is None:
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pass
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#if self.d.isSimpleType(childType):
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# self.d.put('childnumchild="0",')
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# self.childNumChild = 0
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#elif childType.code == PointerCode:
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# self.d.put('childnumchild="1",')
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# self.childNumChild = 1
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else:
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self.d.put('childnumchild="%s",' % childNumChild)
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self.childNumChild = childNumChild
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self.printsAddress = not self.d.putAddressRange(addrBase, addrStep)
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def __enter__(self):
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self.savedChildType = self.d.currentChildType
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self.savedChildNumChild = self.d.currentChildNumChild
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self.savedNumChild = self.d.currentNumChild
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self.savedMaxNumChild = self.d.currentMaxNumChild
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self.savedPrintsAddress = self.d.currentPrintsAddress
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self.d.currentChildType = self.childType
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self.d.currentChildNumChild = self.childNumChild
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self.d.currentNumChild = self.numChild
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self.d.currentMaxNumChild = self.maxNumChild
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self.d.currentPrintsAddress = self.printsAddress
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self.d.put(self.d.childrenPrefix)
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def __exit__(self, exType, exValue, exTraceBack):
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if not exType is None:
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if self.d.passExceptions:
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showException("CHILDREN", exType, exValue, exTraceBack)
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self.d.putNumChild(0)
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self.d.putSpecialValue("notaccessible")
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if not self.d.currentMaxNumChild is None:
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if self.d.currentMaxNumChild < self.d.currentNumChild:
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self.d.put('{name="<incomplete>",value="",type="",numchild="0"},')
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self.d.currentChildType = self.savedChildType
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self.d.currentChildNumChild = self.savedChildNumChild
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self.d.currentNumChild = self.savedNumChild
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self.d.currentMaxNumChild = self.savedMaxNumChild
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self.d.currentPrintsAddress = self.savedPrintsAddress
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self.d.putNewline()
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self.d.put(self.d.childrenSuffix)
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return True
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class PairedChildrenData:
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def __init__(self, d, pairType, keyType, valueType, useKeyAndValue):
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self.useKeyAndValue = useKeyAndValue
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self.pairType = pairType
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self.keyType = keyType
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self.valueType = valueType
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self.isCompact = d.isMapCompact(self.keyType, self.valueType)
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self.childType = valueType if self.isCompact else pairType
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ns = d.qtNamespace()
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keyTypeName = d.stripClassTag(str(self.keyType))
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self.keyIsQString = keyTypeName == ns + "QString"
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self.keyIsQByteArray = keyTypeName == ns + "QByteArray"
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self.keyIsStdString = keyTypeName == "std::string" \
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or keyTypeName.startswith("std::basic_string<char")
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class PairedChildren(Children):
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def __init__(self, d, numChild, useKeyAndValue = False,
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pairType = None, keyType = None, valueType = None, maxNumChild = None):
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self.d = d
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if keyType is None:
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keyType = d.templateArgument(pairType, 0).unqualified()
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if valueType is None:
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valueType = d.templateArgument(pairType, 1)
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d.pairData = PairedChildrenData(d, pairType, keyType, valueType, useKeyAndValue)
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Children.__init__(self, d, numChild,
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d.pairData.childType,
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maxNumChild = maxNumChild,
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addrBase = None, addrStep = None)
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def __enter__(self):
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self.savedPairData = self.d.pairData if hasattr(self.d, "pairData") else None
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Children.__enter__(self)
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def __exit__(self, exType, exValue, exTraceBack):
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Children.__exit__(self, exType, exValue, exTraceBack)
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self.d.pairData = self.savedPairData if self.savedPairData else None
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class SubItem:
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def __init__(self, d, component):
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self.d = d
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self.name = component
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self.iname = None
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def __enter__(self):
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self.d.enterSubItem(self)
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def __exit__(self, exType, exValue, exTraceBack):
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return self.d.exitSubItem(self, exType, exValue, exTraceBack)
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class NoAddress:
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def __init__(self, d):
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self.d = d
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def __enter__(self):
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self.savedPrintsAddress = self.d.currentPrintsAddress
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self.d.currentPrintsAddress = False
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def __exit__(self, exType, exValue, exTraceBack):
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self.d.currentPrintsAddress = self.savedPrintsAddress
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class TopLevelItem(SubItem):
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def __init__(self, d, iname):
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self.d = d
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self.iname = iname
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self.name = None
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class UnnamedSubItem(SubItem):
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def __init__(self, d, component):
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self.d = d
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self.iname = "%s.%s" % (self.d.currentIName, component)
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self.name = None
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class DumperBase:
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def __init__(self):
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self.isCdb = False
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self.isGdb = False
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self.isLldb = False
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self.isCli = False
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# Later set, or not set:
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self.stringCutOff = 10000
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self.displayStringLimit = 100
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self.resetCaches()
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self.childrenPrefix = 'children=['
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self.childrenSuffix = '],'
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self.dumpermodules = [
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"qttypes",
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"stdtypes",
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"misctypes",
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"boosttypes",
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"creatortypes",
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"personaltypes",
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]
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def resetCaches(self):
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# This is a cache mapping from 'type name' to 'display alternatives'.
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self.qqFormats = { "QVariant (QVariantMap)" : mapForms() }
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# This is a cache of all known dumpers.
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self.qqDumpers = {}
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# This is a cache of all dumpers that support writing.
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self.qqEditable = {}
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# This keeps canonical forms of the typenames, without array indices etc.
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self.cachedFormats = {}
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# Maps type names to static metaobjects. If a type is known
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# to not be QObject derived, it contains a 0 value.
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self.knownStaticMetaObjects = {}
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def putNewline(self):
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pass
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def stripClassTag(self, typeName):
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if typeName.startswith("class "):
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return typeName[6:]
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if typeName.startswith("struct "):
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return typeName[7:]
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if typeName.startswith("const "):
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return typeName[6:]
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if typeName.startswith("volatile "):
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return typeName[9:]
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return typeName
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def stripForFormat(self, typeName):
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if typeName in self.cachedFormats:
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return self.cachedFormats[typeName]
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stripped = ""
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inArray = 0
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for c in self.stripClassTag(typeName):
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if c == '<':
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break
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if c == ' ':
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continue
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if c == '[':
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inArray += 1
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elif c == ']':
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inArray -= 1
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if inArray and ord(c) >= 48 and ord(c) <= 57:
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continue
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stripped += c
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self.cachedFormats[typeName] = stripped
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return stripped
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# Hex decoding operating on str, return str.
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def hexdecode(self, s):
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if sys.version_info[0] == 2:
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return s.decode("hex")
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return bytes.fromhex(s).decode("utf8")
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# Hex encoding operating on str or bytes, return str.
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def hexencode(self, s):
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if sys.version_info[0] == 2:
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return s.encode("hex")
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if isinstance(s, str):
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s = s.encode("utf8")
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return base64.b16encode(s).decode("utf8")
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#def toBlob(self, value):
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# """Abstract"""
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def is32bit(self):
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return self.ptrSize() == 4
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def is64bit(self):
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return self.ptrSize() == 8
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def isQt3Support(self):
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# assume no Qt 3 support by default
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return False
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def lookupQtType(self, typeName):
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return self.lookupType(self.qtNamespace() + typeName)
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# Clamps size to limit.
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def computeLimit(self, size, limit):
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if limit == 0:
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limit = self.displayStringLimit
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if limit is None or size <= limit:
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return 0, size
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return size, limit
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def vectorDataHelper(self, addr):
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if self.qtVersion() >= 0x050000:
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size = self.extractInt(addr + 4)
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alloc = self.extractInt(addr + 8) & 0x7ffffff
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data = addr + self.extractPointer(addr + 8 + self.ptrSize())
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else:
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alloc = self.extractInt(addr + 4)
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size = self.extractInt(addr + 8)
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data = addr + 16
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return data, size, alloc
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def byteArrayDataHelper(self, addr):
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if self.qtVersion() >= 0x050000:
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# QTypedArray:
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# - QtPrivate::RefCount ref
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# - int size
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# - uint alloc : 31, capacityReserved : 1
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# - qptrdiff offset
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size = self.extractInt(addr + 4)
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alloc = self.extractInt(addr + 8) & 0x7ffffff
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data = addr + self.extractPointer(addr + 8 + self.ptrSize())
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if self.ptrSize() == 4:
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data = data & 0xffffffff
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else:
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data = data & 0xffffffffffffffff
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elif self.qtVersion() >= 0x040000:
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# Data:
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# - QBasicAtomicInt ref;
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# - int alloc, size;
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# - [padding]
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# - char *data;
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alloc = self.extractInt(addr + 4)
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size = self.extractInt(addr + 8)
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data = self.extractPointer(addr + 8 + self.ptrSize())
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else:
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# Data:
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# - QShared count;
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# - QChar *unicode
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# - char *ascii
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# - uint len: 30
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size = self.extractInt(addr + 3 * self.ptrSize()) & 0x3ffffff
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alloc = size # pretend.
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data = self.extractPointer(addr + self.ptrSize())
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return data, size, alloc
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# addr is the begin of a QByteArrayData structure
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def encodeStringHelper(self, addr, limit):
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# Should not happen, but we get it with LLDB as result
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# of inferior calls
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if addr == 0:
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return 0, ""
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data, size, alloc = self.byteArrayDataHelper(addr)
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if alloc != 0:
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self.check(0 <= size and size <= alloc and alloc <= 100*1000*1000)
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elided, shown = self.computeLimit(size, limit)
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return elided, self.readMemory(data, 2 * shown)
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def encodeByteArrayHelper(self, addr, limit):
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data, size, alloc = self.byteArrayDataHelper(addr)
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if alloc != 0:
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self.check(0 <= size and size <= alloc and alloc <= 100*1000*1000)
|
|
elided, shown = self.computeLimit(size, limit)
|
|
return elided, self.readMemory(data, shown)
|
|
|
|
def putCharArrayHelper(self, data, size, charSize,
|
|
displayFormat = AutomaticFormat,
|
|
makeExpandable = True):
|
|
bytelen = size * charSize
|
|
elided, shown = self.computeLimit(bytelen, self.displayStringLimit)
|
|
mem = self.readMemory(data, shown)
|
|
if charSize == 1:
|
|
if displayFormat == Latin1StringFormat \
|
|
or displayFormat == SeparateLatin1StringFormat:
|
|
encodingType = "latin1"
|
|
else:
|
|
encodingType = "utf8"
|
|
childType = "char"
|
|
displayType = DisplayLatin1String
|
|
elif charSize == 2:
|
|
encodingType = "utf16"
|
|
childType = "short"
|
|
displayType = DisplayUtf16String
|
|
else:
|
|
encodingType = "ucs4"
|
|
childType = "int"
|
|
displayType = DisplayUtf16String
|
|
|
|
self.putValue(mem, encodingType, elided=elided)
|
|
|
|
if displayFormat == SeparateLatin1StringFormat \
|
|
or displayFormat == SeparateUtf8StringFormat:
|
|
self.putField("editformat", displayType)
|
|
elided, shown = self.computeLimit(bytelen, 100000)
|
|
self.putField("editvalue", self.readMemory(data, shown))
|
|
|
|
if makeExpandable:
|
|
self.putNumChild(size)
|
|
if self.isExpanded():
|
|
with Children(self):
|
|
for i in range(size):
|
|
self.putSubItem(size, data[i])
|
|
|
|
def readMemory(self, addr, size):
|
|
data = self.extractBlob(addr, size).toBytes()
|
|
return self.hexencode(data)
|
|
|
|
def encodeByteArray(self, value, limit = 0):
|
|
elided, data = self.encodeByteArrayHelper(self.extractPointer(value), limit)
|
|
return data
|
|
|
|
def byteArrayData(self, value):
|
|
return self.byteArrayDataHelper(self.extractPointer(value))
|
|
|
|
def putByteArrayValue(self, value):
|
|
elided, data = self.encodeByteArrayHelper(self.extractPointer(value), self.displayStringLimit)
|
|
self.putValue(data, "latin1", elided=elided)
|
|
|
|
def encodeString(self, value, limit = 0):
|
|
elided, data = self.encodeStringHelper(self.extractPointer(value), limit)
|
|
return data
|
|
|
|
def encodedUtf16ToUtf8(self, s):
|
|
return ''.join([chr(int(s[i:i+2], 16)) for i in range(0, len(s), 4)])
|
|
|
|
def encodeStringUtf8(self, value, limit = 0):
|
|
return self.encodedUtf16ToUtf8(self.encodeString(value, limit))
|
|
|
|
def stringData(self, value):
|
|
return self.byteArrayDataHelper(self.extractPointer(value))
|
|
|
|
def encodeStdString(self, value, limit = 0):
|
|
data = value["_M_dataplus"]["_M_p"]
|
|
sizePtr = data.cast(self.sizetType().pointer())
|
|
size = int(sizePtr[-3])
|
|
alloc = int(sizePtr[-2])
|
|
self.check(0 <= size and size <= alloc and alloc <= 100*1000*1000)
|
|
elided, shown = self.computeLimit(size, limit)
|
|
return self.readMemory(data, shown)
|
|
|
|
def extractTemplateArgument(self, typename, position):
|
|
level = 0
|
|
skipSpace = False
|
|
inner = ''
|
|
for c in typename[typename.find('<') + 1 : -1]:
|
|
if c == '<':
|
|
inner += c
|
|
level += 1
|
|
elif c == '>':
|
|
level -= 1
|
|
inner += c
|
|
elif c == ',':
|
|
if level == 0:
|
|
if position == 0:
|
|
return inner.strip()
|
|
position -= 1
|
|
inner = ''
|
|
else:
|
|
inner += c
|
|
skipSpace = True
|
|
else:
|
|
if skipSpace and c == ' ':
|
|
pass
|
|
else:
|
|
inner += c
|
|
skipSpace = False
|
|
# Handle local struct definitions like QList<main(int, char**)::SomeStruct>
|
|
inner = inner.strip()
|
|
p = inner.find(')::')
|
|
if p > -1:
|
|
inner = inner[p+3:]
|
|
return inner
|
|
|
|
def putStringValueByAddress(self, addr):
|
|
elided, data = self.encodeStringHelper(addr, self.displayStringLimit)
|
|
self.putValue(data, "utf16", elided=elided)
|
|
|
|
def putStringValue(self, value):
|
|
elided, data = self.encodeStringHelper(
|
|
self.extractPointer(value),
|
|
self.displayStringLimit)
|
|
self.putValue(data, "utf16", elided=elided)
|
|
|
|
def putAddressItem(self, name, value, type = ""):
|
|
with SubItem(self, name):
|
|
self.putValue("0x%x" % value)
|
|
self.putType(type)
|
|
self.putNumChild(0)
|
|
|
|
def putIntItem(self, name, value):
|
|
with SubItem(self, name):
|
|
self.putValue(value)
|
|
self.putType("int")
|
|
self.putNumChild(0)
|
|
|
|
def putBoolItem(self, name, value):
|
|
with SubItem(self, name):
|
|
self.putValue(value)
|
|
self.putType("bool")
|
|
self.putNumChild(0)
|
|
|
|
def putGenericItem(self, name, type, value, encoding = None):
|
|
with SubItem(self, name):
|
|
self.putValue(value, encoding)
|
|
self.putType(type)
|
|
self.putNumChild(0)
|
|
|
|
def putCallItem(self, name, value, func, *args):
|
|
try:
|
|
result = self.callHelper(value, func, args)
|
|
with SubItem(self, name):
|
|
self.putItem(result)
|
|
except:
|
|
with SubItem(self, name):
|
|
self.putSpecialValue("notcallable");
|
|
self.putNumChild(0)
|
|
|
|
def call(self, value, func, *args):
|
|
return self.callHelper(value, func, args)
|
|
|
|
def putAddressRange(self, base, step):
|
|
try:
|
|
if not addrBase is None and not step is None:
|
|
self.put('addrbase="0x%x",' % toInteger(base))
|
|
self.put('addrstep="0x%x",' % toInteger(step))
|
|
return True
|
|
except:
|
|
#warn("ADDRBASE: %s" % base)
|
|
#warn("ADDRSTEP: %s" % step)
|
|
pass
|
|
return False
|
|
|
|
def putMapName(self, value, index = None):
|
|
ns = self.qtNamespace()
|
|
typeName = self.stripClassTag(str(value.type))
|
|
if typeName == ns + "QString":
|
|
self.put('keyencoded="utf16:2:0",key="%s",' % self.encodeString(value))
|
|
elif typeName == ns + "QByteArray":
|
|
self.put('keyencoded="latin1:1:0",key="%s",' % self.encodeByteArray(value))
|
|
elif typeName == "std::string":
|
|
self.put('keyencoded="latin1:1:0",key="%s",' % self.encodeStdString(value))
|
|
else:
|
|
val = str(value.GetValue()) if self.isLldb else str(value)
|
|
if index is None:
|
|
key = '%s' % val
|
|
else:
|
|
key = '[%s] %s' % (index, val)
|
|
self.put('keyencoded="utf8:1:0",key="%s",' % self.hexencode(key))
|
|
|
|
def putPair(self, pair, index = None):
|
|
if self.pairData.useKeyAndValue:
|
|
key = pair["key"]
|
|
value = pair["value"]
|
|
else:
|
|
key = pair["first"]
|
|
value = pair["second"]
|
|
if self.pairData.isCompact:
|
|
if self.pairData.keyIsQString:
|
|
self.put('keyencoded="utf16",key="%s",' % self.encodeString(key))
|
|
elif self.pairData.keyIsQByteArray:
|
|
self.put('keyencoded="latin1",key="%s",' % self.encodeByteArray(key))
|
|
elif self.pairData.keyIsStdString:
|
|
self.put('keyencoded="latin1",key="%s",' % self.encodeStdString(key))
|
|
else:
|
|
name = str(key.GetValue()) if self.isLldb else str(key)
|
|
if index == -1:
|
|
self.put('name="%s",' % name)
|
|
else:
|
|
self.put('key="[%s] %s",' % (index, name))
|
|
self.putItem(value)
|
|
else:
|
|
self.putEmptyValue()
|
|
self.putNumChild(2)
|
|
self.putField("iname", self.currentIName)
|
|
if self.isExpanded():
|
|
with Children(self):
|
|
if self.pairData.useKeyAndValue:
|
|
self.putSubItem("key", key)
|
|
self.putSubItem("value", value)
|
|
else:
|
|
self.putSubItem("first", key)
|
|
self.putSubItem("second", value)
|
|
|
|
def putPlainChildren(self, value, dumpBase = True):
|
|
self.putEmptyValue(-99)
|
|
self.putNumChild(1)
|
|
if self.isExpanded():
|
|
with Children(self):
|
|
self.putFields(value, dumpBase)
|
|
|
|
def isMapCompact(self, keyType, valueType):
|
|
if self.currentItemFormat() == CompactMapFormat:
|
|
return True
|
|
return self.isSimpleType(keyType) and self.isSimpleType(valueType)
|
|
|
|
|
|
def check(self, exp):
|
|
if not exp:
|
|
raise RuntimeError("Check failed")
|
|
|
|
def checkRef(self, ref):
|
|
count = self.extractInt(ref.address)
|
|
# Assume there aren't a million references to any object.
|
|
self.check(count >= -1)
|
|
self.check(count < 1000000)
|
|
|
|
def readToFirstZero(self, p, tsize, maximum):
|
|
code = (None, "b", "H", None, "I")[tsize]
|
|
base = toInteger(p)
|
|
blob = self.extractBlob(base, maximum).toBytes()
|
|
for i in xrange(0, maximum, tsize):
|
|
t = struct.unpack_from(code, blob, i)[0]
|
|
if t == 0:
|
|
return 0, i, self.hexencode(blob[:i])
|
|
|
|
# Real end is unknown.
|
|
return -1, maximum, self.hexencode(blob[:maximum])
|
|
|
|
def encodeCArray(self, p, tsize, limit):
|
|
elided, shown, blob = self.readToFirstZero(p, tsize, limit)
|
|
return elided, blob
|
|
|
|
def putItemCount(self, count, maximum = 1000000000):
|
|
# This needs to override the default value, so don't use 'put' directly.
|
|
if count > maximum:
|
|
self.putSpecialValue("minimumitemcount", maximum)
|
|
else:
|
|
self.putSpecialValue("itemcount", count)
|
|
self.putNumChild(count)
|
|
|
|
def resultToMi(self, value):
|
|
if type(value) is bool:
|
|
return '"%d"' % int(value)
|
|
if type(value) is dict:
|
|
return '{' + ','.join(['%s=%s' % (k, self.resultToMi(v))
|
|
for (k, v) in list(value.items())]) + '}'
|
|
if type(value) is list:
|
|
return '[' + ','.join([self.resultToMi(k)
|
|
for k in list(value.items())]) + ']'
|
|
return '"%s"' % value
|
|
|
|
def variablesToMi(self, value, prefix):
|
|
if type(value) is bool:
|
|
return '"%d"' % int(value)
|
|
if type(value) is dict:
|
|
pairs = []
|
|
for (k, v) in list(value.items()):
|
|
if k == 'iname':
|
|
if v.startswith('.'):
|
|
v = '"%s%s"' % (prefix, v)
|
|
else:
|
|
v = '"%s"' % v
|
|
else:
|
|
v = self.variablesToMi(v, prefix)
|
|
pairs.append('%s=%s' % (k, v))
|
|
return '{' + ','.join(pairs) + '}'
|
|
if type(value) is list:
|
|
index = 0
|
|
pairs = []
|
|
for item in value:
|
|
if item.get('type', '') == 'function':
|
|
continue
|
|
name = item.get('name', '')
|
|
if len(name) == 0:
|
|
name = str(index)
|
|
index += 1
|
|
pairs.append((name, self.variablesToMi(item, prefix)))
|
|
pairs.sort(key = lambda pair: pair[0])
|
|
return '[' + ','.join([pair[1] for pair in pairs]) + ']'
|
|
return '"%s"' % value
|
|
|
|
def filterPrefix(self, prefix, items):
|
|
return [i[len(prefix):] for i in items if i.startswith(prefix)]
|
|
|
|
def tryFetchInterpreterVariables(self, args):
|
|
if not int(args.get('nativemixed', 0)):
|
|
return (False, '')
|
|
context = args.get('context', '')
|
|
if not len(context):
|
|
return (False, '')
|
|
|
|
expanded = args.get('expanded')
|
|
args['expanded'] = self.filterPrefix('local', expanded)
|
|
|
|
res = self.sendInterpreterRequest('variables', args)
|
|
if not res:
|
|
return (False, '')
|
|
|
|
reslist = []
|
|
for item in res.get('variables', {}):
|
|
if not 'iname' in item:
|
|
item['iname'] = '.' + item.get('name')
|
|
reslist.append(self.variablesToMi(item, 'local'))
|
|
|
|
watchers = args.get('watchers', None)
|
|
if watchers:
|
|
toevaluate = []
|
|
name2expr = {}
|
|
seq = 0
|
|
for watcher in watchers:
|
|
expr = self.hexdecode(watcher.get('exp'))
|
|
name = str(seq)
|
|
toevaluate.append({'name': name, 'expression': expr})
|
|
name2expr[name] = expr
|
|
seq += 1
|
|
args['expressions'] = toevaluate
|
|
|
|
args['expanded'] = self.filterPrefix('watch', expanded)
|
|
del args['watchers']
|
|
res = self.sendInterpreterRequest('expressions', args)
|
|
|
|
if res:
|
|
for item in res.get('expressions', {}):
|
|
name = item.get('name')
|
|
iname = 'watch.' + name
|
|
expr = name2expr.get(name)
|
|
item['iname'] = iname
|
|
item['wname'] = self.hexencode(expr)
|
|
item['exp'] = expr
|
|
reslist.append(self.variablesToMi(item, 'watch'))
|
|
|
|
return (True, 'data=[%s]' % ','.join(reslist))
|
|
|
|
def putField(self, name, value):
|
|
self.put('%s="%s",' % (name, value))
|
|
|
|
def putType(self, type, priority = 0):
|
|
# Higher priority values override lower ones.
|
|
if priority >= self.currentType.priority:
|
|
self.currentType.value = str(type)
|
|
self.currentType.priority = priority
|
|
|
|
def putValue(self, value, encoding = None, priority = 0, elided = None):
|
|
# Higher priority values override lower ones.
|
|
# elided = 0 indicates all data is available in value,
|
|
# otherwise it's the true length.
|
|
if priority >= self.currentValue.priority:
|
|
self.currentValue = ReportItem(value, encoding, priority, elided)
|
|
|
|
def putSpecialValue(self, encoding, value = ""):
|
|
self.putValue(value, encoding)
|
|
|
|
def putEmptyValue(self, priority = -10):
|
|
if priority >= self.currentValue.priority:
|
|
self.currentValue = ReportItem("", None, priority, None)
|
|
|
|
def putName(self, name):
|
|
self.put('name="%s",' % name)
|
|
|
|
def putBetterType(self, type):
|
|
if isinstance(type, ReportItem):
|
|
self.currentType.value = str(type.value)
|
|
else:
|
|
self.currentType.value = str(type)
|
|
self.currentType.priority += 1
|
|
|
|
def putNoType(self):
|
|
# FIXME: replace with something that does not need special handling
|
|
# in SubItem.__exit__().
|
|
self.putBetterType(" ")
|
|
|
|
def putInaccessible(self):
|
|
#self.putBetterType(" ")
|
|
self.putNumChild(0)
|
|
self.currentValue.value = None
|
|
|
|
def putNamedSubItem(self, component, value, name):
|
|
with SubItem(self, component):
|
|
self.putName(name)
|
|
self.putItem(value)
|
|
|
|
def isExpanded(self):
|
|
#warn("IS EXPANDED: %s in %s: %s" % (self.currentIName,
|
|
# self.expandedINames, self.currentIName in self.expandedINames))
|
|
return self.currentIName in self.expandedINames
|
|
|
|
def putPlainChildren(self, value):
|
|
self.putEmptyValue(-99)
|
|
self.putNumChild(1)
|
|
if self.currentIName in self.expandedINames:
|
|
with Children(self):
|
|
self.putFields(value)
|
|
|
|
def putCStyleArray(self, value):
|
|
arrayType = value.type.unqualified()
|
|
innerType = value[0].type
|
|
innerTypeName = str(innerType.unqualified())
|
|
ts = innerType.sizeof
|
|
|
|
try:
|
|
self.putValue("@0x%x" % self.addressOf(value), priority = -1)
|
|
except:
|
|
self.putEmptyValue()
|
|
self.putType(arrayType)
|
|
|
|
try:
|
|
p = self.addressOf(value)
|
|
except:
|
|
p = None
|
|
|
|
displayFormat = self.currentItemFormat()
|
|
arrayByteSize = arrayType.sizeof
|
|
if arrayByteSize == 0:
|
|
# This should not happen. But it does, see QTCREATORBUG-14755.
|
|
# GDB/GCC produce sizeof == 0 for QProcess arr[3]
|
|
s = str(value.type)
|
|
itemCount = s[s.find('[')+1:s.find(']')]
|
|
if not itemCount:
|
|
itemCount = '100'
|
|
arrayByteSize = int(itemCount) * ts;
|
|
|
|
n = int(arrayByteSize / ts)
|
|
if displayFormat != RawFormat and p:
|
|
if innerTypeName == "char" or innerTypeName == "wchar_t":
|
|
self.putCharArrayHelper(p, n, ts, self.currentItemFormat(),
|
|
makeExpandable = False)
|
|
else:
|
|
self.tryPutSimpleFormattedPointer(p, arrayType, innerTypeName,
|
|
displayFormat, arrayByteSize)
|
|
self.putNumChild(n)
|
|
|
|
if self.isExpanded():
|
|
self.putArrayData(p, n, innerType)
|
|
|
|
self.putPlotDataHelper(p, n, innerType)
|
|
|
|
def cleanAddress(self, addr):
|
|
if addr is None:
|
|
return "<no address>"
|
|
# We cannot use str(addr) as it yields rubbish for char pointers
|
|
# that might trigger Unicode encoding errors.
|
|
#return addr.cast(lookupType("void").pointer())
|
|
try:
|
|
return "0x%x" % toInteger(hex(addr), 16)
|
|
except:
|
|
warn("CANNOT CONVERT TYPE: %s" % type(addr))
|
|
try:
|
|
warn("ADDR: %s" % addr)
|
|
except:
|
|
pass
|
|
try:
|
|
warn("TYPE: %s" % addr.type)
|
|
except:
|
|
pass
|
|
return str(addr)
|
|
|
|
def tryPutPrettyItem(self, typeName, value):
|
|
if self.useFancy and self.currentItemFormat() != RawFormat:
|
|
self.putType(typeName)
|
|
|
|
nsStrippedType = self.stripNamespaceFromType(typeName)\
|
|
.replace("::", "__")
|
|
|
|
# The following block is only needed for D.
|
|
if nsStrippedType.startswith("_A"):
|
|
# DMD v2.058 encodes string[] as _Array_uns long long.
|
|
# With spaces.
|
|
if nsStrippedType.startswith("_Array_"):
|
|
qdump_Array(self, value)
|
|
return True
|
|
if nsStrippedType.startswith("_AArray_"):
|
|
qdump_AArray(self, value)
|
|
return True
|
|
|
|
dumper = self.qqDumpers.get(nsStrippedType)
|
|
if not dumper is None:
|
|
dumper(self, value)
|
|
return True
|
|
|
|
return False
|
|
|
|
def putSimpleCharArray(self, base, size = None):
|
|
if size is None:
|
|
elided, shown, data = self.readToFirstZero(base, 1, self.displayStringLimit)
|
|
else:
|
|
elided, shown = self.computeLimit(int(size), self.displayStringLimit)
|
|
data = self.readMemory(base, shown)
|
|
self.putValue(data, "latin1", elided=elided)
|
|
|
|
def putDisplay(self, editFormat, value):
|
|
self.put('editformat="%s",' % editFormat)
|
|
self.put('editvalue="%s",' % value)
|
|
|
|
# This is shared by pointer and array formatting.
|
|
def tryPutSimpleFormattedPointer(self, value, typeName, innerTypeName, displayFormat, limit):
|
|
if displayFormat == AutomaticFormat and innerTypeName == "char":
|
|
# Use Latin1 as default for char *.
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 1, limit)
|
|
self.putValue(data, "latin1", elided=elided)
|
|
return True
|
|
|
|
if displayFormat == Latin1StringFormat:
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 1, limit)
|
|
self.putValue(data, "latin1", elided=elided)
|
|
return True
|
|
|
|
if displayFormat == SeparateLatin1StringFormat:
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 1, limit)
|
|
self.putValue(data, "latin1", elided=elided)
|
|
self.putDisplay(DisplayLatin1String, data)
|
|
return True
|
|
|
|
if displayFormat == Utf8StringFormat:
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 1, limit)
|
|
self.putValue(data, "utf8", elided=elided)
|
|
return True
|
|
|
|
if displayFormat == SeparateUtf8StringFormat:
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 1, limit)
|
|
self.putValue(data, "utf8", elided=elided)
|
|
self.putDisplay(DisplayUtf8String, data)
|
|
return True
|
|
|
|
if displayFormat == Local8BitStringFormat:
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 1, limit)
|
|
self.putValue(data, "local8bit", elided=elided)
|
|
return True
|
|
|
|
if displayFormat == Utf16StringFormat:
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 2, limit)
|
|
self.putValue(data, "utf16", elided=elided)
|
|
return True
|
|
|
|
if displayFormat == Ucs4StringFormat:
|
|
self.putType(typeName)
|
|
(elided, data) = self.encodeCArray(value, 4, limit)
|
|
self.putValue(data, "ucs4", elided=elided)
|
|
return True
|
|
|
|
return False
|
|
|
|
def putFormattedPointer(self, value):
|
|
#warn("POINTER: %s" % value)
|
|
if self.isNull(value):
|
|
#warn("NULL POINTER")
|
|
self.putType(value.type)
|
|
self.putValue("0x0")
|
|
self.putNumChild(0)
|
|
return
|
|
|
|
typeName = str(value.type)
|
|
|
|
(dereferencable, pointerValue) = self.pointerInfo(value)
|
|
if not dereferencable:
|
|
# Failure to dereference a pointer should at least
|
|
# show the value of a pointer.
|
|
self.putValue(self.cleanAddress(pointerValue))
|
|
self.putType(typeName)
|
|
self.putNumChild(0)
|
|
return
|
|
|
|
displayFormat = self.currentItemFormat(value.type)
|
|
innerType = value.type.target().unqualified()
|
|
innerTypeName = str(innerType)
|
|
|
|
if innerTypeName == "void":
|
|
#warn("VOID POINTER: %s" % displayFormat)
|
|
self.putType(typeName)
|
|
self.putValue(str(value))
|
|
self.putNumChild(0)
|
|
return
|
|
|
|
if displayFormat == RawFormat:
|
|
# Explicitly requested bald pointer.
|
|
self.putType(typeName)
|
|
self.putValue(self.hexencode(str(value)), "utf8:1:0")
|
|
self.putNumChild(1)
|
|
if self.currentIName in self.expandedINames:
|
|
with Children(self):
|
|
with SubItem(self, '*'):
|
|
self.putItem(value.dereference())
|
|
return
|
|
|
|
limit = self.displayStringLimit
|
|
if displayFormat == SeparateLatin1StringFormat \
|
|
or displayFormat == SeparateUtf8StringFormat:
|
|
limit = 1000000
|
|
if self.tryPutSimpleFormattedPointer(value, typeName, innerTypeName, displayFormat, limit):
|
|
self.putNumChild(0)
|
|
return
|
|
|
|
if Array10Format <= displayFormat and displayFormat <= Array1000Format:
|
|
n = (10, 100, 1000, 10000)[displayFormat - Array10Format]
|
|
self.putType(typeName)
|
|
self.putItemCount(n)
|
|
self.putArrayData(value, n, innerType)
|
|
return
|
|
|
|
if self.isFunctionType(innerType):
|
|
# A function pointer.
|
|
val = str(value)
|
|
pos = val.find(" = ") # LLDB only, but...
|
|
if pos > 0:
|
|
val = val[pos + 3:]
|
|
self.putValue(val)
|
|
self.putType(innerTypeName)
|
|
self.putNumChild(0)
|
|
return
|
|
|
|
#warn("AUTODEREF: %s" % self.autoDerefPointers)
|
|
#warn("INAME: %s" % self.currentIName)
|
|
if self.autoDerefPointers or self.currentIName.endswith('.this'):
|
|
# Generic pointer type with AutomaticFormat.
|
|
# Never dereference char types.
|
|
if innerTypeName != "char" \
|
|
and innerTypeName != "signed char" \
|
|
and innerTypeName != "unsigned char" \
|
|
and innerTypeName != "wchar_t":
|
|
self.putType(innerTypeName)
|
|
savedCurrentChildType = self.currentChildType
|
|
self.currentChildType = self.stripClassTag(innerTypeName)
|
|
self.putItem(value.dereference())
|
|
self.currentChildType = savedCurrentChildType
|
|
self.putOriginalAddress(value)
|
|
return
|
|
|
|
#warn("GENERIC PLAIN POINTER: %s" % value.type)
|
|
#warn("ADDR PLAIN POINTER: 0x%x" % value.address)
|
|
self.putType(typeName)
|
|
self.putValue("0x%x" % self.pointerValue(value))
|
|
self.putNumChild(1)
|
|
if self.currentIName in self.expandedINames:
|
|
with Children(self):
|
|
with SubItem(self, "*"):
|
|
self.putItem(value.dereference())
|
|
|
|
def putOriginalAddress(self, value):
|
|
if not value.address is None:
|
|
self.put('origaddr="0x%x",' % toInteger(value.address))
|
|
|
|
def putQObjectNameValue(self, value):
|
|
try:
|
|
intSize = self.intSize()
|
|
ptrSize = self.ptrSize()
|
|
# dd = value["d_ptr"]["d"] is just behind the vtable.
|
|
dd = self.extractPointer(value, offset=ptrSize)
|
|
|
|
if self.qtVersion() < 0x050000:
|
|
# Size of QObjectData: 5 pointer + 2 int
|
|
# - vtable
|
|
# - QObject *q_ptr;
|
|
# - QObject *parent;
|
|
# - QObjectList children;
|
|
# - uint isWidget : 1; etc..
|
|
# - int postedEvents;
|
|
# - QMetaObject *metaObject;
|
|
|
|
# Offset of objectName in QObjectPrivate: 5 pointer + 2 int
|
|
# - [QObjectData base]
|
|
# - QString objectName
|
|
objectName = self.extractPointer(dd + 5 * ptrSize + 2 * intSize)
|
|
|
|
else:
|
|
# Size of QObjectData: 5 pointer + 2 int
|
|
# - vtable
|
|
# - QObject *q_ptr;
|
|
# - QObject *parent;
|
|
# - QObjectList children;
|
|
# - uint isWidget : 1; etc...
|
|
# - int postedEvents;
|
|
# - QDynamicMetaObjectData *metaObject;
|
|
extra = self.extractPointer(dd + 5 * ptrSize + 2 * intSize)
|
|
if extra == 0:
|
|
return False
|
|
|
|
# Offset of objectName in ExtraData: 6 pointer
|
|
# - QVector<QObjectUserData *> userData; only #ifndef QT_NO_USERDATA
|
|
# - QList<QByteArray> propertyNames;
|
|
# - QList<QVariant> propertyValues;
|
|
# - QVector<int> runningTimers;
|
|
# - QList<QPointer<QObject> > eventFilters;
|
|
# - QString objectName
|
|
objectName = self.extractPointer(extra + 5 * ptrSize)
|
|
|
|
data, size, alloc = self.byteArrayDataHelper(objectName)
|
|
|
|
# Object names are short, and GDB can crash on to big chunks.
|
|
# Since this here is a convenience feature only, limit it.
|
|
if size <= 0 or size > 80:
|
|
return False
|
|
|
|
raw = self.readMemory(data, 2 * size)
|
|
self.putValue(raw, "utf16", 1)
|
|
return True
|
|
|
|
except:
|
|
# warn("NO QOBJECT: %s" % value.type)
|
|
pass
|
|
|
|
|
|
def extractStaticMetaObjectHelper(self, typeobj):
|
|
"""
|
|
Checks whether type has a Q_OBJECT macro.
|
|
Returns the staticMetaObject, or 0.
|
|
"""
|
|
|
|
if self.isSimpleType(typeobj):
|
|
return 0
|
|
|
|
typeName = str(typeobj)
|
|
isQObjectProper = typeName == self.qtNamespace() + "QObject"
|
|
|
|
if not isQObjectProper:
|
|
if self.directBaseClass(typeobj, 0) is None:
|
|
return 0
|
|
|
|
# No templates for now.
|
|
if typeName.find('<') >= 0:
|
|
return 0
|
|
|
|
result = self.findStaticMetaObject(typeName)
|
|
|
|
# We need to distinguish Q_OBJECT from Q_GADGET:
|
|
# a Q_OBJECT SMO has a non-null superdata (unless it's QObject itself),
|
|
# a Q_GADGET SMO has a null superdata (hopefully)
|
|
if result and not isQObjectProper:
|
|
superdata = self.extractPointer(result)
|
|
if toInteger(superdata) == 0:
|
|
# This looks like a Q_GADGET
|
|
return 0
|
|
|
|
return result
|
|
|
|
def extractStaticMetaObject(self, typeobj):
|
|
"""
|
|
Checks recursively whether a type derives from QObject.
|
|
"""
|
|
if not self.useFancy:
|
|
return 0
|
|
|
|
typeName = str(typeobj)
|
|
result = self.knownStaticMetaObjects.get(typeName, None)
|
|
if result is not None: # Is 0 or the static metaobject.
|
|
return result
|
|
|
|
try:
|
|
result = self.extractStaticMetaObjectHelper(typeobj)
|
|
except RuntimeError as error:
|
|
warn("METAOBJECT EXTRACTION FAILED: %s" % error)
|
|
result = 0
|
|
except:
|
|
warn("METAOBJECT EXTRACTION FAILED FOR UNKNOWN REASON")
|
|
result = 0
|
|
|
|
if not result:
|
|
base = self.directBaseClass(typeobj, 0)
|
|
if base:
|
|
result = self.extractStaticMetaObject(base)
|
|
|
|
self.knownStaticMetaObjects[typeName] = result
|
|
return result
|
|
|
|
def staticQObjectMetaData(self, metaobject, offset1, offset2, step):
|
|
items = []
|
|
dd = metaobject["d"]
|
|
data = self.extractPointer(dd["data"])
|
|
sd = self.extractPointer(dd["stringdata"])
|
|
|
|
metaObjectVersion = self.extractInt(data)
|
|
itemCount = self.extractInt(data + offset1)
|
|
itemData = -offset2 if offset2 < 0 else self.extractInt(data + offset2)
|
|
|
|
if metaObjectVersion >= 7: # Qt 5.
|
|
byteArrayDataType = self.lookupType(self.qtNamespace() + "QByteArrayData")
|
|
byteArrayDataSize = byteArrayDataType.sizeof
|
|
for i in range(itemCount):
|
|
x = data + (itemData + step * i) * 4
|
|
literal = sd + self.extractInt(x) * byteArrayDataSize
|
|
ldata, lsize, lalloc = self.byteArrayDataHelper(literal)
|
|
items.append(self.extractBlob(ldata, lsize).toString())
|
|
else: # Qt 4.
|
|
for i in range(itemCount):
|
|
x = data + (itemData + step * i) * 4
|
|
ldata = sd + self.extractInt(x)
|
|
items.append(self.extractCString(ldata).decode("utf8"))
|
|
|
|
return items
|
|
|
|
def staticQObjectPropertyCount(self, metaobject):
|
|
return self.extractInt(self.extractPointer(metaobject["d"]["data"]) + 24)
|
|
|
|
def staticQObjectPropertyNames(self, metaobject):
|
|
return self.staticQObjectMetaData(metaobject, 24, 28, 3)
|
|
|
|
def staticQObjectMethodCount(self, metaobject):
|
|
return self.extractInt(self.extractPointer(metaobject["d"]["data"]) + 16)
|
|
|
|
def staticQObjectMethodNames(self, metaobject):
|
|
return self.staticQObjectMetaData(metaobject, 16, 20, 5)
|
|
|
|
def staticQObjectSignalCount(self, metaobject):
|
|
return self.extractInt(self.extractPointer(metaobject["d"]["data"]) + 52)
|
|
|
|
def staticQObjectSignalNames(self, metaobject):
|
|
return self.staticQObjectMetaData(metaobject, 52, -14, 5)
|
|
|
|
def extractCString(self, addr):
|
|
result = bytearray()
|
|
while True:
|
|
d = self.extractByte(addr)
|
|
if d == 0:
|
|
break
|
|
result.append(d)
|
|
addr += 1
|
|
return result
|
|
|
|
def listChildrenGenerator(self, addr, innerType):
|
|
base = self.extractPointer(addr)
|
|
begin = self.extractInt(base + 8)
|
|
end = self.extractInt(base + 12)
|
|
array = base + 16
|
|
if self.qtVersion() < 0x50000:
|
|
array += self.ptrSize()
|
|
size = end - begin
|
|
innerSize = innerType.sizeof
|
|
stepSize = self.ptrSize()
|
|
addr = array + begin * stepSize
|
|
isInternal = innerSize <= stepSize and self.isMovableType(innerType)
|
|
for i in range(size):
|
|
if isInternal:
|
|
yield self.createValue(addr + i * stepSize, innerType)
|
|
else:
|
|
p = self.extractPointer(addr + i * stepSize)
|
|
yield self.createValue(p, innerType)
|
|
|
|
def vectorChildrenGenerator(self, addr, innerType):
|
|
base = self.extractPointer(addr)
|
|
size = self.extractInt(base + 4)
|
|
data = base + self.extractPointer(base + 8 + self.ptrSize())
|
|
innerSize = innerType.sizeof
|
|
for i in range(size):
|
|
yield self.createValue(data + i * innerSize, innerType)
|
|
|
|
|
|
# This is called is when a QObject derived class is expanded
|
|
def putQObjectGuts(self, qobject, smo):
|
|
intSize = self.intSize()
|
|
ptrSize = self.ptrSize()
|
|
# dd = value["d_ptr"]["d"] is just behind the vtable.
|
|
dd = self.extractPointer(qobject, offset=ptrSize)
|
|
isQt5 = self.qtVersion() >= 0x50000
|
|
|
|
extraDataOffset = 5 * ptrSize + 8 if isQt5 else 6 * ptrSize + 8
|
|
extraData = self.extractPointer(dd + extraDataOffset)
|
|
#with SubItem(self, "[extradata]"):
|
|
# self.putValue("0x%x" % toInteger(extraData))
|
|
|
|
# Parent and children.
|
|
try:
|
|
d_ptr = qobject["d_ptr"]["d"]
|
|
self.putSubItem("[parent]", d_ptr["parent"])
|
|
self.putSubItem("[children]", d_ptr["children"])
|
|
except:
|
|
pass
|
|
|
|
with SubItem(self, "[properties]"):
|
|
propertyCount = 0
|
|
usesVector = self.qtVersion() >= 0x50700
|
|
if self.isExpanded():
|
|
propertyNames = self.staticQObjectPropertyNames(smo)
|
|
propertyCount = len(propertyNames) # Doesn't include dynamic properties.
|
|
with Children(self):
|
|
# Static properties.
|
|
for i in range(propertyCount):
|
|
name = propertyNames[i]
|
|
self.putCallItem(str(name), qobject, "property", '"' + name + '"')
|
|
|
|
# Dynamic properties.
|
|
if extraData:
|
|
byteArrayType = self.lookupQtType("QByteArray")
|
|
variantType = self.lookupQtType("QVariant")
|
|
names = self.listChildrenGenerator(extraData + ptrSize, byteArrayType)
|
|
if usesVector:
|
|
values = self.vectorChildrenGenerator(extraData + 2 * ptrSize, variantType)
|
|
else:
|
|
values = self.listChildrenGenerator(extraData + 2 * ptrSize, variantType)
|
|
for (k, v) in zip(names, values):
|
|
with SubItem(self, propertyCount):
|
|
self.put('key="%s",' % self.encodeByteArray(k))
|
|
self.put('keyencoded="latin1",')
|
|
self.putItem(v)
|
|
propertyCount += 1
|
|
|
|
self.putValue(str('<%s items>' % propertyCount if propertyCount else '<>0 items>'))
|
|
self.putNumChild(1)
|
|
|
|
with SubItem(self, "[methods]"):
|
|
methodCount = self.staticQObjectMethodCount(smo)
|
|
self.putItemCount(methodCount)
|
|
if self.isExpanded():
|
|
methodNames = self.staticQObjectMethodNames(smo)
|
|
with Children(self):
|
|
for i in range(methodCount):
|
|
k = methodNames[i]
|
|
with SubItem(self, k):
|
|
self.putEmptyValue()
|
|
|
|
with SubItem(self, "[signals]"):
|
|
signalCount = self.staticQObjectSignalCount(smo)
|
|
self.putItemCount(signalCount)
|
|
if self.isExpanded():
|
|
signalNames = self.staticQObjectSignalNames(smo)
|
|
signalCount = len(signalNames)
|
|
with Children(self):
|
|
for i in range(signalCount):
|
|
k = signalNames[i]
|
|
with SubItem(self, k):
|
|
self.putEmptyValue()
|
|
self.putQObjectConnections(qobject)
|
|
|
|
def putQObjectConnections(self, qobject):
|
|
with SubItem(self, "[connections]"):
|
|
ptrSize = self.ptrSize()
|
|
self.putNoType()
|
|
ns = self.qtNamespace()
|
|
privateTypeName = ns + "QObjectPrivate"
|
|
privateType = self.lookupType(privateTypeName)
|
|
dd = qobject["d_ptr"]["d"]
|
|
d_ptr = dd.cast(privateType.pointer()).dereference()
|
|
connections = d_ptr["connectionLists"]
|
|
if self.isNull(connections):
|
|
self.putItemCount(0)
|
|
else:
|
|
connections = connections.dereference()
|
|
connections = connections.cast(self.directBaseClass(connections.type))
|
|
self.putSpecialValue("minimumitemcount", 0)
|
|
self.putNumChild(1)
|
|
if self.isExpanded():
|
|
pp = 0
|
|
with Children(self):
|
|
innerType = self.templateArgument(connections.type, 0)
|
|
# Should check: innerType == ns::QObjectPrivate::ConnectionList
|
|
base = self.extractPointer(connections)
|
|
data, size, alloc = self.vectorDataHelper(base)
|
|
connectionType = self.lookupType(ns + "QObjectPrivate::Connection")
|
|
for i in xrange(size):
|
|
first = self.extractPointer(data + i * 2 * ptrSize)
|
|
while first:
|
|
self.putSubItem("%s" % pp,
|
|
self.createPointerValue(first, connectionType))
|
|
first = self.extractPointer(first + 3 * ptrSize)
|
|
# We need to enforce some upper limit.
|
|
pp += 1
|
|
if pp > 1000:
|
|
break
|
|
|
|
def isKnownMovableType(self, typeName):
|
|
if typeName in (
|
|
"QBrush", "QBitArray", "QByteArray", "QCustomTypeInfo", "QChar", "QDate",
|
|
"QDateTime", "QFileInfo", "QFixed", "QFixedPoint", "QFixedSize",
|
|
"QHashDummyValue", "QIcon", "QImage", "QLine", "QLineF", "QLatin1Char",
|
|
"QLocale", "QMatrix", "QModelIndex", "QPoint", "QPointF", "QPen",
|
|
"QPersistentModelIndex", "QResourceRoot", "QRect", "QRectF", "QRegExp",
|
|
"QSize", "QSizeF", "QString", "QTime", "QTextBlock", "QUrl", "QVariant",
|
|
"QXmlStreamAttribute", "QXmlStreamNamespaceDeclaration",
|
|
"QXmlStreamNotationDeclaration", "QXmlStreamEntityDeclaration"
|
|
):
|
|
return True
|
|
|
|
return typeName == "QStringList" and self.qtVersion() >= 0x050000
|
|
|
|
def currentItemFormat(self, type = None):
|
|
displayFormat = self.formats.get(self.currentIName, AutomaticFormat)
|
|
if displayFormat == AutomaticFormat:
|
|
if type is None:
|
|
type = self.currentType.value
|
|
needle = self.stripForFormat(str(type))
|
|
displayFormat = self.typeformats.get(needle, AutomaticFormat)
|
|
return displayFormat
|
|
|
|
def putArrayData(self, base, n, innerType,
|
|
childNumChild = None, maxNumChild = 10000):
|
|
addrBase = toInteger(base)
|
|
innerSize = innerType.sizeof
|
|
enc = self.simpleEncoding(innerType)
|
|
if enc:
|
|
self.put('childtype="%s",' % innerType)
|
|
self.put('addrbase="0x%x",' % addrBase)
|
|
self.put('addrstep="0x%x",' % innerSize)
|
|
self.put('arrayencoding="%s",' % enc)
|
|
self.put('arraydata="')
|
|
self.put(self.readMemory(addrBase, n * innerSize))
|
|
self.put('",')
|
|
else:
|
|
with Children(self, n, innerType, childNumChild, maxNumChild,
|
|
addrBase=addrBase, addrStep=innerSize):
|
|
for i in self.childRange():
|
|
self.putSubItem(i, self.createValue(addrBase + i * innerSize, innerType))
|
|
|
|
def putArrayItem(self, name, addr, n, typeName):
|
|
with SubItem(self, name):
|
|
self.putEmptyValue()
|
|
self.putType("%s [%d]" % (typeName, n))
|
|
self.putArrayData(addr, n, self.lookupType(typeName))
|
|
self.putAddress(addr)
|
|
|
|
def putPlotDataHelper(self, base, n, innerType):
|
|
if self.currentItemFormat() == ArrayPlotFormat and self.isSimpleType(innerType):
|
|
enc = self.simpleEncoding(innerType)
|
|
if enc:
|
|
self.putField("editencoding", enc)
|
|
self.putField("editvalue", self.readMemory(base, n * innerType.sizeof))
|
|
self.putField("editformat", DisplayPlotData)
|
|
|
|
def putPlotData(self, base, n, innerType):
|
|
self.putPlotDataHelper(base, n, innerType)
|
|
if self.isExpanded():
|
|
self.putArrayData(base, n, innerType)
|
|
|
|
def putSpecialArgv(self, value):
|
|
"""
|
|
Special handling for char** argv.
|
|
"""
|
|
n = 0
|
|
p = value
|
|
# p is 0 for "optimized out" cases. Or contains rubbish.
|
|
try:
|
|
if not self.isNull(p):
|
|
while not self.isNull(p.dereference()) and n <= 100:
|
|
p += 1
|
|
n += 1
|
|
except:
|
|
pass
|
|
|
|
with TopLevelItem(self, 'local.argv'):
|
|
self.put('iname="local.argv",name="argv",')
|
|
self.putItemCount(n, 100)
|
|
self.putType('char **')
|
|
if self.currentIName in self.expandedINames:
|
|
p = value
|
|
with Children(self, n):
|
|
for i in xrange(n):
|
|
self.putSubItem(i, p.dereference())
|
|
p += 1
|
|
|
|
def extractPointer(self, thing, offset = 0):
|
|
if isinstance(thing, int):
|
|
rawBytes = self.extractBlob(thing, self.ptrSize()).toBytes()
|
|
elif sys.version_info[0] == 2 and isinstance(thing, long):
|
|
rawBytes = self.extractBlob(thing, self.ptrSize()).toBytes()
|
|
elif isinstance(thing, Blob):
|
|
rawBytes = thing.toBytes()
|
|
else:
|
|
# Assume it's a (backend specific) Value.
|
|
rawBytes = self.toBlob(thing).toBytes()
|
|
code = "I" if self.ptrSize() == 4 else "Q"
|
|
return struct.unpack_from(code, rawBytes, offset)[0]
|
|
|
|
|
|
# Parses a..b and a.(s).b
|
|
def parseRange(self, exp):
|
|
|
|
# Search for the first unbalanced delimiter in s
|
|
def searchUnbalanced(s, upwards):
|
|
paran = 0
|
|
bracket = 0
|
|
if upwards:
|
|
open_p, close_p, open_b, close_b = '(', ')', '[', ']'
|
|
else:
|
|
open_p, close_p, open_b, close_b = ')', '(', ']', '['
|
|
for i in range(len(s)):
|
|
c = s[i]
|
|
if c == open_p:
|
|
paran += 1
|
|
elif c == open_b:
|
|
bracket += 1
|
|
elif c == close_p:
|
|
paran -= 1
|
|
if paran < 0:
|
|
return i
|
|
elif c == close_b:
|
|
bracket -= 1
|
|
if bracket < 0:
|
|
return i
|
|
return len(s)
|
|
|
|
match = re.search("(\.)(\(.+?\))?(\.)", exp)
|
|
if match:
|
|
s = match.group(2)
|
|
left_e = match.start(1)
|
|
left_s = 1 + left_e - searchUnbalanced(exp[left_e::-1], False)
|
|
right_s = match.end(3)
|
|
right_e = right_s + searchUnbalanced(exp[right_s:], True)
|
|
template = exp[:left_s] + '%s' + exp[right_e:]
|
|
|
|
a = exp[left_s:left_e]
|
|
b = exp[right_s:right_e]
|
|
|
|
try:
|
|
# Allow integral expressions.
|
|
ss = toInteger(self.parseAndEvaluate(s[1:len(s)-1]) if s else 1)
|
|
aa = toInteger(self.parseAndEvaluate(a))
|
|
bb = toInteger(self.parseAndEvaluate(b))
|
|
if aa < bb and ss > 0:
|
|
return True, aa, ss, bb + 1, template
|
|
except:
|
|
pass
|
|
return False, 0, 1, 1, exp
|
|
|
|
def putNumChild(self, numchild):
|
|
if numchild != self.currentChildNumChild:
|
|
self.put('numchild="%s",' % numchild)
|
|
|
|
def handleWatches(self, args):
|
|
for watcher in args.get("watchers", []):
|
|
iname = watcher['iname']
|
|
exp = self.hexdecode(watcher['exp'])
|
|
self.handleWatch(exp, exp, iname)
|
|
|
|
def handleWatch(self, origexp, exp, iname):
|
|
exp = str(exp).strip()
|
|
escapedExp = self.hexencode(exp)
|
|
#warn("HANDLING WATCH %s -> %s, INAME: '%s'" % (origexp, exp, iname))
|
|
|
|
# Grouped items separated by semicolon
|
|
if exp.find(";") >= 0:
|
|
exps = exp.split(';')
|
|
n = len(exps)
|
|
with TopLevelItem(self, iname):
|
|
self.put('iname="%s",' % iname)
|
|
#self.put('wname="%s",' % escapedExp)
|
|
self.put('name="%s",' % exp)
|
|
self.put('exp="%s",' % exp)
|
|
self.putItemCount(n)
|
|
self.putNoType()
|
|
for i in xrange(n):
|
|
self.handleWatch(exps[i], exps[i], "%s.%d" % (iname, i))
|
|
return
|
|
|
|
# Special array index: e.g a[1..199] or a[1.(3).199] for stride 3.
|
|
isRange, begin, step, end, template = self.parseRange(exp)
|
|
if isRange:
|
|
#warn("RANGE: %s %s %s in %s" % (begin, step, end, template))
|
|
r = range(begin, end, step)
|
|
n = len(r)
|
|
with TopLevelItem(self, iname):
|
|
self.put('iname="%s",' % iname)
|
|
#self.put('wname="%s",' % escapedExp)
|
|
self.put('name="%s",' % exp)
|
|
self.put('exp="%s",' % exp)
|
|
self.putItemCount(n)
|
|
self.putNoType()
|
|
with Children(self, n):
|
|
for i in r:
|
|
e = template % i
|
|
self.handleWatch(e, e, "%s.%s" % (iname, i))
|
|
return
|
|
|
|
# Fall back to less special syntax
|
|
#return self.handleWatch(origexp, exp, iname)
|
|
|
|
with TopLevelItem(self, iname):
|
|
self.put('iname="%s",' % iname)
|
|
self.put('wname="%s",' % escapedExp)
|
|
try:
|
|
value = self.parseAndEvaluate(exp)
|
|
self.putItem(value)
|
|
except RuntimeError:
|
|
self.currentType.value = " "
|
|
self.currentValue.value = "<no such value>"
|
|
self.currentChildNumChild = -1
|
|
self.currentNumChild = 0
|
|
self.putNumChild(0)
|
|
|
|
def registerDumper(self, funcname, function):
|
|
try:
|
|
#warn("FUNCTION: %s " % funcname)
|
|
#funcname = function.func_name
|
|
if funcname.startswith("qdump__"):
|
|
typename = funcname[7:]
|
|
self.qqDumpers[typename] = function
|
|
self.qqFormats[typename] = self.qqFormats.get(typename, [])
|
|
elif funcname.startswith("qform__"):
|
|
typename = funcname[7:]
|
|
try:
|
|
self.qqFormats[typename] = function()
|
|
except:
|
|
self.qqFormats[typename] = []
|
|
elif funcname.startswith("qedit__"):
|
|
typename = funcname[7:]
|
|
try:
|
|
self.qqEditable[typename] = function
|
|
except:
|
|
pass
|
|
except:
|
|
pass
|
|
|
|
def setupDumpers(self, _ = {}):
|
|
self.resetCaches()
|
|
|
|
for mod in self.dumpermodules:
|
|
m = __import__(mod)
|
|
dic = m.__dict__
|
|
for name in dic.keys():
|
|
item = dic[name]
|
|
self.registerDumper(name, item)
|
|
|
|
msg = "dumpers=["
|
|
for key, value in self.qqFormats.items():
|
|
editable = ',editable="true"' if key in self.qqEditable else ''
|
|
formats = (',formats=\"%s\"' % str(value)[1:-1]) if len(value) else ''
|
|
msg += '{type="%s"%s%s},' % (key, editable, formats)
|
|
msg += '],'
|
|
v = 10000 * sys.version_info[0] + 100 * sys.version_info[1] + sys.version_info[2]
|
|
msg += 'python="%d"' % v
|
|
return msg
|
|
|
|
def reloadDumpers(self, args):
|
|
for mod in self.dumpermodules:
|
|
m = sys.modules[mod]
|
|
if sys.version_info[0] >= 3:
|
|
import importlib
|
|
importlib.reload(m)
|
|
else:
|
|
reload(m)
|
|
self.setupDumpers(args)
|
|
|
|
def addDumperModule(self, args):
|
|
path = args['path']
|
|
(head, tail) = os.path.split(path)
|
|
sys.path.insert(1, head)
|
|
self.dumpermodules.append(os.path.splitext(tail)[0])
|
|
|
|
def extractQStringFromQDataStream(self, buf, offset):
|
|
""" Read a QString from the stream """
|
|
size = struct.unpack_from("!I", buf, offset)[0]
|
|
offset += 4
|
|
string = buf[offset:offset + size].decode('utf-16be')
|
|
return (string, offset + size)
|
|
|
|
def extractQByteArrayFromQDataStream(self, buf, offset):
|
|
""" Read a QByteArray from the stream """
|
|
size = struct.unpack_from("!I", buf, offset)[0]
|
|
offset += 4
|
|
string = buf[offset:offset + size].decode('latin1')
|
|
return (string, offset + size)
|
|
|
|
def extractIntFromQDataStream(self, buf, offset):
|
|
""" Read an int from the stream """
|
|
value = struct.unpack_from("!I", buf, offset)[0]
|
|
return (value, offset + 4)
|
|
|
|
def handleInterpreterMessage(self):
|
|
""" Return True if inferior stopped """
|
|
resdict = self.fetchInterpreterResult()
|
|
return resdict.get('event') == 'break'
|
|
|
|
def reportInterpreterResult(self, resdict, args):
|
|
print('interpreterresult=%s,token="%s"'
|
|
% (self.resultToMi(resdict), args.get('token', -1)))
|
|
|
|
def reportInterpreterAsync(self, resdict, asyncclass):
|
|
print('interpreterasync=%s,asyncclass="%s"'
|
|
% (self.resultToMi(resdict), asyncclass))
|
|
|
|
def removeInterpreterBreakpoint(self, args):
|
|
res = self.sendInterpreterRequest('removebreakpoint', { 'id' : args['id'] })
|
|
return res
|
|
|
|
def insertInterpreterBreakpoint(self, args):
|
|
args['condition'] = self.hexdecode(args.get('condition', ''))
|
|
# Will fail if the service is not yet up and running.
|
|
response = self.sendInterpreterRequest('setbreakpoint', args)
|
|
resdict = args.copy()
|
|
bp = None if response is None else response.get("breakpoint", None)
|
|
if bp:
|
|
resdict['number'] = bp
|
|
resdict['pending'] = 0
|
|
else:
|
|
self.createResolvePendingBreakpointsHookBreakpoint(args)
|
|
resdict['number'] = -1
|
|
resdict['pending'] = 1
|
|
resdict['warning'] = 'Direct interpreter breakpoint insertion failed.'
|
|
self.reportInterpreterResult(resdict, args)
|
|
|
|
def resolvePendingInterpreterBreakpoint(self, args):
|
|
self.parseAndEvaluate('qt_qmlDebugEnableService("NativeQmlDebugger")')
|
|
response = self.sendInterpreterRequest('setbreakpoint', args)
|
|
bp = None if response is None else response.get("breakpoint", None)
|
|
resdict = args.copy()
|
|
if bp:
|
|
resdict['number'] = bp
|
|
resdict['pending'] = 0
|
|
else:
|
|
resdict['number'] = -1
|
|
resdict['pending'] = 0
|
|
resdict['error'] = 'Pending interpreter breakpoint insertion failed.'
|
|
self.reportInterpreterAsync(resdict, 'breakpointmodified')
|
|
|
|
def fetchInterpreterResult(self):
|
|
buf = self.parseAndEvaluate("qt_qmlDebugMessageBuffer")
|
|
size = self.parseAndEvaluate("qt_qmlDebugMessageLength")
|
|
msg = self.hexdecode(self.readMemory(buf, size))
|
|
# msg is a sequence of 'servicename<space>msglen<space>msg' items.
|
|
resdict = {} # Native payload.
|
|
while len(msg):
|
|
pos0 = msg.index(' ') # End of service name
|
|
pos1 = msg.index(' ', pos0 + 1) # End of message length
|
|
service = msg[0:pos0]
|
|
msglen = int(msg[pos0+1:pos1])
|
|
msgend = pos1+1+msglen
|
|
payload = msg[pos1+1:msgend]
|
|
msg = msg[msgend:]
|
|
if service == 'NativeQmlDebugger':
|
|
try:
|
|
resdict = json.loads(payload)
|
|
continue
|
|
except:
|
|
warn("Cannot parse native payload: %s" % payload)
|
|
else:
|
|
print('interpreteralien=%s'
|
|
% {'service': service, 'payload': self.hexencode(payload)})
|
|
try:
|
|
expr = 'qt_qmlDebugClearBuffer()'
|
|
res = self.parseAndEvaluate(expr)
|
|
except RuntimeError as error:
|
|
warn("Cleaning buffer failed: %s: %s" % (expr, error))
|
|
|
|
return resdict
|
|
|
|
def sendInterpreterRequest(self, command, args = {}):
|
|
encoded = json.dumps({ 'command': command, 'arguments': args })
|
|
hexdata = self.hexencode(encoded)
|
|
expr = 'qt_qmlDebugSendDataToService("NativeQmlDebugger","%s")' % hexdata
|
|
try:
|
|
res = self.parseAndEvaluate(expr)
|
|
except RuntimeError as error:
|
|
warn("Interpreter command failed: %s: %s" % (encoded, error))
|
|
return {}
|
|
except AttributeError as error:
|
|
# Happens with LLDB and 'None' current thread.
|
|
warn("Interpreter command failed: %s: %s" % (encoded, error))
|
|
return {}
|
|
if not res:
|
|
warn("Interpreter command failed: %s " % encoded)
|
|
return {}
|
|
return self.fetchInterpreterResult()
|
|
|
|
def executeStep(self, args):
|
|
if self.nativeMixed:
|
|
response = self.sendInterpreterRequest('stepin', args)
|
|
self.doContinue()
|
|
|
|
def executeStepOut(self, args):
|
|
if self.nativeMixed:
|
|
response = self.sendInterpreterRequest('stepout', args)
|
|
self.doContinue()
|
|
|
|
def executeNext(self, args):
|
|
if self.nativeMixed:
|
|
response = self.sendInterpreterRequest('stepover', args)
|
|
self.doContinue()
|
|
|
|
def executeContinue(self, args):
|
|
if self.nativeMixed:
|
|
response = self.sendInterpreterRequest('continue', args)
|
|
self.doContinue()
|
|
|
|
def doInsertInterpreterBreakpoint(self, args, wasPending):
|
|
#warn("DO INSERT INTERPRETER BREAKPOINT, WAS PENDING: %s" % wasPending)
|
|
# Will fail if the service is not yet up and running.
|
|
response = self.sendInterpreterRequest('setbreakpoint', args)
|
|
bp = None if response is None else response.get("breakpoint", None)
|
|
if wasPending:
|
|
if not bp:
|
|
self.reportInterpreterResult({'bpnr': -1, 'pending': 1,
|
|
'error': 'Pending interpreter breakpoint insertion failed.'}, args)
|
|
return
|
|
else:
|
|
if not bp:
|
|
self.reportInterpreterResult({'bpnr': -1, 'pending': 1,
|
|
'warning': 'Direct interpreter breakpoint insertion failed.'}, args)
|
|
self.createResolvePendingBreakpointsHookBreakpoint(args)
|
|
return
|
|
self.reportInterpreterResult({'bpnr': bp, 'pending': 0}, args)
|
|
|
|
def isInternalInterpreterFrame(self, functionName):
|
|
if functionName is None:
|
|
return False
|
|
if functionName.startswith("qt_v4"):
|
|
return True
|
|
return functionName.startswith(self.qtNamespace() + "QV4::")
|
|
|
|
# Hack to avoid QDate* dumper timeouts with GDB 7.4 on 32 bit
|
|
# due to misaligned %ebx in SSE calls (qstring.cpp:findChar)
|
|
def canCallLocale(self):
|
|
return True
|
|
|
|
def isReportableInterpreterFrame(self, functionName):
|
|
return functionName and functionName.find("QV4::Moth::VME::exec") >= 0
|
|
|
|
def extractQmlData(self, value):
|
|
if value.type.code == PointerCode:
|
|
value = value.dereference()
|
|
data = value["data"]
|
|
return data.cast(self.lookupType(str(value.type).replace("QV4::", "QV4::Heap::")))
|
|
|
|
# Contains iname, name, and value.
|
|
class LocalItem:
|
|
pass
|
|
|
|
def extractInterpreterStack(self):
|
|
return self.sendInterpreterRequest('backtrace', {'limit': 10 })
|
|
|