forked from qt-creator/qt-creator
079a5c3cc3
In certain cases FindFirstType can fail to find a type due to bugs in lldb. The workaround consists in using FindTypes, and iterating over the results to find the searched for type. Change-Id: I1fee3f774d0cf02842f6b55419142af5e9780992 Reviewed-by: hjk <hjk@qt.io>
1792 lines
76 KiB
Python
1792 lines
76 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 inspect
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import os
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import platform
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import re
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import sys
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import threading
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import lldb
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sys.path.insert(1, os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe()))))
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from dumper import *
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#######################################################################
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#
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# Helpers
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#
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#######################################################################
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qqWatchpointOffset = 10000
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def showException(msg, exType, exValue, exTraceback):
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warn('**** CAUGHT EXCEPTION: %s ****' % msg)
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import traceback
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lines = [line for line in traceback.format_exception(exType, exValue, exTraceback)]
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warn('\n'.join(lines))
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def fileNameAsString(file):
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return str(file) if file.IsValid() else ''
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def check(exp):
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if not exp:
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raise RuntimeError('Check failed')
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class Dumper(DumperBase):
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def __init__(self):
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DumperBase.__init__(self)
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lldb.theDumper = self
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self.isLldb = True
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self.typeCache = {}
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self.outputLock = threading.Lock()
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self.debugger = lldb.SBDebugger.Create()
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#self.debugger.SetLoggingCallback(loggingCallback)
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#def loggingCallback(args):
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# s = args.strip()
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# s = s.replace('"', "'")
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# sys.stdout.write('log="%s"@\n' % s)
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#Same as: self.debugger.HandleCommand('log enable lldb dyld step')
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#self.debugger.EnableLog('lldb', ['dyld', 'step', 'process', 'state',
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# 'thread', 'events',
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# 'communication', 'unwind', 'commands'])
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#self.debugger.EnableLog('lldb', ['all'])
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self.debugger.Initialize()
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self.debugger.HandleCommand('settings set auto-confirm on')
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# FIXME: warn('DISABLING DEFAULT FORMATTERS')
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# It doesn't work at all with 179.5 and we have some bad
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# interaction in 300
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# if not hasattr(lldb.SBType, 'GetCanonicalType'): # 'Test' for 179.5
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#self.debugger.HandleCommand('type category delete gnu-libstdc++')
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#self.debugger.HandleCommand('type category delete libcxx')
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#self.debugger.HandleCommand('type category delete default')
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self.debugger.DeleteCategory('gnu-libstdc++')
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self.debugger.DeleteCategory('libcxx')
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self.debugger.DeleteCategory('default')
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self.debugger.DeleteCategory('cplusplus')
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#for i in range(self.debugger.GetNumCategories()):
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# self.debugger.GetCategoryAtIndex(i).SetEnabled(False)
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self.process = None
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self.target = None
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self.eventState = lldb.eStateInvalid
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self.runEngineAttempted = False
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self.executable_ = None
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self.startMode_ = None
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self.processArgs_ = None
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self.attachPid_ = None
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self.dyldImageSuffix = None
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self.dyldLibraryPath = None
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self.dyldFrameworkPath = None
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self.isShuttingDown_ = False
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self.isInterrupting_ = False
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self.interpreterBreakpointResolvers = []
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self.report('lldbversion=\"%s\"' % lldb.SBDebugger.GetVersionString())
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self.reportState('enginesetupok')
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self.debuggerCommandInProgress = False
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def fromNativeFrameValue(self, nativeValue):
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return self.fromNativeValue(nativeValue)
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def fromNativeValue(self, nativeValue):
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self.check(isinstance(nativeValue, lldb.SBValue))
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nativeValue.SetPreferSyntheticValue(False)
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nativeType = nativeValue.GetType()
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code = nativeType.GetTypeClass()
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if code == lldb.eTypeClassReference:
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nativeTargetType = nativeType.GetDereferencedType()
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if not nativeTargetType.IsPointerType():
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nativeTargetType = nativeTargetType.GetUnqualifiedType()
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targetType = self.fromNativeType(nativeTargetType)
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val = self.createReferenceValue(nativeValue.GetValueAsUnsigned(), targetType)
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val.laddress = nativeValue.AddressOf().GetValueAsUnsigned()
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#warn('CREATED REF: %s' % val)
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return val
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if code == lldb.eTypeClassPointer:
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nativeTargetType = nativeType.GetPointeeType()
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if not nativeTargetType.IsPointerType():
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nativeTargetType = nativeTargetType.GetUnqualifiedType()
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targetType = self.fromNativeType(nativeTargetType)
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val = self.createPointerValue(nativeValue.GetValueAsUnsigned(), targetType)
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#warn('CREATED PTR 1: %s' % val)
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val.laddress = nativeValue.AddressOf().GetValueAsUnsigned()
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#warn('CREATED PTR 2: %s' % val)
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return val
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if code == lldb.eTypeClassTypedef:
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nativeTargetType = nativeType.GetUnqualifiedType()
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if hasattr(nativeTargetType, 'GetCanonicalType'):
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nativeTargetType = nativeTargetType.GetCanonicalType()
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val = self.fromNativeValue(nativeValue.Cast(nativeTargetType))
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val.type = self.fromNativeType(nativeType)
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#warn('CREATED TYPEDEF: %s' % val)
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return val
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val = self.Value(self)
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address = nativeValue.GetLoadAddress()
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if not address is None:
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val.laddress = address
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if True:
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data = nativeValue.GetData()
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error = lldb.SBError()
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size = nativeValue.GetType().GetByteSize()
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if size > 1:
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# 0 happens regularly e.g. for cross-shared-object types.
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# 1 happens on Linux e.g. for QObject uses outside of QtCore.
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try:
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val.ldata = data.ReadRawData(error, 0, size)
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except:
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pass
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val.type = self.fromNativeType(nativeType)
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val.lIsInScope = nativeValue.IsInScope()
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if code == lldb.eTypeClassEnumeration:
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intval = nativeValue.GetValueAsSigned()
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if hasattr(nativeType, 'get_enum_members_array'):
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for enumMember in nativeType.get_enum_members_array():
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# Even when asking for signed we get unsigned with LLDB 3.8.
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diff = enumMember.GetValueAsSigned() - intval
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mask = (1 << nativeType.GetByteSize() * 8) - 1
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if diff & mask == 0:
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path = nativeType.GetName().split('::')
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path[-1] = enumMember.GetName()
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val.ldisplay = '%s (%d)' % ('::'.join(path), intval)
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val.ldisplay = '%d' % intval
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elif code in (lldb.eTypeClassComplexInteger, lldb.eTypeClassComplexFloat):
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val.ldisplay = str(nativeValue.GetValue())
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elif code == lldb.eTypeClassReference:
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derefNativeValue = nativeValue.Dereference()
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derefNativeValue = derefNativeValue.Cast(derefNativeValue.GetType().GetUnqualifiedType())
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val1 = self.Value(self)
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val1.type = val.type
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val1.targetValue = self.fromNativeValue(derefNativeValue)
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return val1
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#elif code == lldb.eTypeClassArray:
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# if hasattr(nativeType, 'GetArrayElementType'): # New in 3.8(?) / 350.x
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# val.type.ltarget = self.fromNativeType(nativeType.GetArrayElementType())
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# else:
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# fields = nativeType.get_fields_array()
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# if len(fields):
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# val.type.ltarget = self.fromNativeType(fields[0])
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#elif code == lldb.eTypeClassVector:
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# val.type.ltarget = self.fromNativeType(nativeType.GetVectorElementType())
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val.name = nativeValue.GetName()
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return val
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def nativeTypeFieldTypeByName(self, nativeType, name):
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for i in range(nativeType.GetNumberOfFields()):
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field = nativeType.GetFieldAtIndex(i)
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if field.GetName() == name:
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return self.fromNativeType(field.GetType())
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return None
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def nativeStructAlignment(self, nativeType):
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def handleItem(nativeFieldType, align):
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a = self.fromNativeType(nativeFieldType).alignment()
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return a if a > align else align
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align = 1
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for i in range(nativeType.GetNumberOfDirectBaseClasses()):
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base = nativeType.GetDirectBaseClassAtIndex(i)
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align = handleItem(base.GetType(), align)
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for i in range(nativeType.GetNumberOfFields()):
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child = nativeType.GetFieldAtIndex(i)
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align = handleItem(child.GetType(), align)
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return align
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def listMembers(self, nativeType, value):
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#warn("ADDR: 0x%x" % self.fakeAddress)
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fakeAddress = self.fakeAddress if value.laddress is None else value.laddress
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sbaddr = lldb.SBAddress(fakeAddress, self.target)
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fakeValue = self.target.CreateValueFromAddress('x', sbaddr, nativeType)
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fakeValue.SetPreferSyntheticValue(False)
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baseNames = {}
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for i in range(nativeType.GetNumberOfDirectBaseClasses()):
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base = nativeType.GetDirectBaseClassAtIndex(i)
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baseNames[base.GetName()] = i
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fieldBits = {}
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for f in nativeType.get_fields_array():
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bitsize = f.GetBitfieldSizeInBits()
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if bitsize == 0:
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bitsize = f.GetType().GetByteSize() * 8
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bitpos = f.GetOffsetInBits()
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# Correction for some bitfields. Size 0 can occur for
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# types without debug information.
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if bitsize > 0:
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#bitpos = bitpos % bitsize
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bitpos = bitpos % 8 # Reported type is always wrapping type!
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fieldBits[f.name] = (bitsize, bitpos, f.IsBitfield())
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# Normal members and non-empty base classes.
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for i in range(fakeValue.GetNumChildren()):
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nativeField = fakeValue.GetChildAtIndex(i)
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nativeField.SetPreferSyntheticValue(False)
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field = self.Field(self)
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field.name = nativeField.GetName()
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nativeFieldType = nativeField.GetType()
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if field.name in fieldBits:
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(field.lbitsize, field.lbitpos, isBitfield) = fieldBits[field.name]
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else:
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field.lbitsize = nativeFieldType.GetByteSize() * 8
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isBitfield = False
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if isBitfield: # Bit fields
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field.ltype = self.createBitfieldType(self.typeName(nativeFieldType), field.lbitsize)
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yield field
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elif field.name is None: # Anon members
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fakeMember = fakeValue.GetChildAtIndex(i)
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fakeMemberAddress = fakeMember.GetLoadAddress()
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offset = fakeMemberAddress - fakeAddress
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field.lbitpos = 8 * offset
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field.ltype = self.fromNativeType(nativeFieldType)
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yield field
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elif field.name in baseNames: # Simple bases
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member = self.fromNativeValue(fakeValue.GetChildAtIndex(i))
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member.isBaseClass = True
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yield member
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else: # Normal named members
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member = self.fromNativeValue(fakeValue.GetChildAtIndex(i))
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member.name = nativeField.GetName()
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yield member
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# Empty bases are not covered above.
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for i in range(nativeType.GetNumberOfDirectBaseClasses()):
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fieldObj = nativeType.GetDirectBaseClassAtIndex(i)
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fieldType = fieldObj.GetType()
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if fieldType.GetNumberOfFields() == 0:
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if fieldType.GetNumberOfDirectBaseClasses() == 0:
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member = self.Value(self)
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fieldName = fieldObj.GetName()
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member.type = self.fromNativeType(fieldType)
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member.name = fieldName
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member.fields = []
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if False:
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# This would be correct if we came here only for
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# truly empty base classes. Alas, we don't, see below.
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member.ldata = bytes()
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member.lbitsize = fieldType.GetByteSize() * 8
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else:
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# This is a hack. LLDB 3.8 reports declared but not defined
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# types as having no fields and(!) size == 1. At least
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# for the common case of a single base class we can
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# fake the contents by using the whole derived object's
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# data as base class data.
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data = fakeValue.GetData()
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size = nativeType.GetByteSize()
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member.lbitsize = size * 8
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error = lldb.SBError()
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member.laddress = value.laddress
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member.ldata = data.ReadRawData(error, 0, size)
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member.isBaseClass = True
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member.ltype = self.fromNativeType(fieldType)
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member.name = fieldName
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yield member
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def ptrSize(self):
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result = self.target.GetAddressByteSize()
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self.ptrSize = lambda: result
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return result
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def fromNativeType(self, nativeType):
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self.check(isinstance(nativeType, lldb.SBType))
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code = nativeType.GetTypeClass()
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# eTypeClassInvalid = (0u),
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# eTypeClassArray = (1u << 0),
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# eTypeClassBlockPointer = (1u << 1),
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# eTypeClassBuiltin = (1u << 2),
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# eTypeClassClass = (1u << 3),
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# eTypeClassComplexFloat = (1u << 4),
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# eTypeClassComplexInteger = (1u << 5),
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# eTypeClassEnumeration = (1u << 6),
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# eTypeClassFunction = (1u << 7),
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# eTypeClassMemberPointer = (1u << 8),
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# eTypeClassObjCObject = (1u << 9),
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# eTypeClassObjCInterface = (1u << 10),
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# eTypeClassObjCObjectPointer = (1u << 11),
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# eTypeClassPointer = (1u << 12),
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# eTypeClassReference = (1u << 13),
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# eTypeClassStruct = (1u << 14),
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# eTypeClassTypedef = (1u << 15),
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# eTypeClassUnion = (1u << 16),
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# eTypeClassVector = (1u << 17),
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# // Define the last type class as the MSBit of a 32 bit value
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# eTypeClassOther = (1u << 31),
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# // Define a mask that can be used for any type when finding types
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# eTypeClassAny = (0xffffffffu)
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#warn('CURRENT: %s' % self.typeData.keys())
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#warn('FROM NATIVE TYPE: %s' % nativeType.GetName())
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if code == lldb.eTypeClassInvalid:
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return None
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if code == lldb.eTypeClassBuiltin:
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nativeType = nativeType.GetUnqualifiedType()
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if code == lldb.eTypeClassPointer:
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#warn('PTR')
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nativeTargetType = nativeType.GetPointeeType()
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if not nativeTargetType.IsPointerType():
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nativeTargetType = nativeTargetType.GetUnqualifiedType()
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#warn('PTR: %s' % nativeTargetType.name)
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return self.createPointerType(self.fromNativeType(nativeTargetType))
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if code == lldb.eTypeClassReference:
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#warn('REF')
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nativeTargetType = nativeType.GetDereferencedType()
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if not nativeTargetType.IsPointerType():
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nativeTargetType = nativeTargetType.GetUnqualifiedType()
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#warn('REF: %s' % nativeTargetType.name)
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return self.createReferenceType(self.fromNativeType(nativeTargetType))
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if code == lldb.eTypeClassTypedef:
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#warn('TYPEDEF')
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nativeTargetType = nativeType.GetUnqualifiedType()
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if hasattr(nativeTargetType, 'GetCanonicalType'):
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nativeTargetType = nativeTargetType.GetCanonicalType()
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targetType = self.fromNativeType(nativeTargetType)
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return self.createTypedefedType(targetType, nativeType.GetName())
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nativeType = nativeType.GetUnqualifiedType()
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typeName = self.typeName(nativeType)
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if code in (lldb.eTypeClassArray, lldb.eTypeClassVector):
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#warn('ARRAY: %s' % nativeType.GetName())
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if hasattr(nativeType, 'GetArrayElementType'): # New in 3.8(?) / 350.x
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nativeTargetType = nativeType.GetArrayElementType()
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if not nativeTargetType.IsValid():
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if hasattr(nativeType, 'GetVectorElementType'): # New in 3.8(?) / 350.x
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#warn('BAD: %s ' % nativeTargetType.get_fields_array())
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nativeTargetType = nativeType.GetVectorElementType()
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count = nativeType.GetByteSize() // nativeTargetType.GetByteSize()
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targetTypeName = nativeTargetType.GetName()
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if targetTypeName.startswith('(anon'):
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typeName = nativeType.GetName()
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pos1 = typeName.rfind('[')
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targetTypeName = typeName[0:pos1].strip()
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#warn("TARGET TYPENAME: %s" % targetTypeName)
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targetType = self.fromNativeType(nativeTargetType)
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tdata = targetType.typeData().copy()
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tdata.name = targetTypeName
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targetType.typeData = lambda : tdata
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return self.createArrayType(targetType, count)
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if hasattr(nativeType, 'GetVectorElementType'): # New in 3.8(?) / 350.x
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nativeTargetType = nativeType.GetVectorElementType()
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count = nativeType.GetByteSize() // nativeTargetType.GetByteSize()
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targetType = self.fromNativeType(nativeTargetType)
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return self.createArrayType(targetType, count)
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return self.createType(nativeType.GetName())
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typeId = self.nativeTypeId(nativeType)
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res = self.typeData.get(typeId, None)
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if res is None:
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# # This strips typedefs for pointers. We don't want that.
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# typeobj.nativeType = nativeType.GetUnqualifiedType()
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tdata = self.TypeData(self)
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tdata.typeId = typeId
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tdata.name = typeName
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tdata.lbitsize = nativeType.GetByteSize() * 8
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if code == lldb.eTypeClassBuiltin:
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if isFloatingPointTypeName(typeName):
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tdata.code = TypeCodeFloat
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elif isIntegralTypeName(typeName):
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tdata.code = TypeCodeIntegral
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elif typeName == 'void':
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tdata.code = TypeCodeVoid
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else:
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warn('UNKNOWN TYPE KEY: %s: %s' % (typeName, code))
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elif code == lldb.eTypeClassEnumeration:
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tdata.code = TypeCodeEnum
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tdata.enumDisplay = lambda intval : \
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self.nativeTypeEnumDisplay(nativeType, intval)
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elif code in (lldb.eTypeClassComplexInteger, lldb.eTypeClassComplexFloat):
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tdata.code = TypeCodeComplex
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elif code in (lldb.eTypeClassClass, lldb.eTypeClassStruct, lldb.eTypeClassUnion):
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tdata.code = TypeCodeStruct
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tdata.lalignment = lambda : \
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self.nativeStructAlignment(nativeType)
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tdata.lfields = lambda value : \
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self.listMembers(nativeType, value)
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tdata.lfieldByName = lambda name : \
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self.nativeTypeFieldTypeByName(nativeType, name)
|
|
tdata.templateArguments = self.listTemplateParametersHelper(nativeType)
|
|
elif code == lldb.eTypeClassFunction:
|
|
tdata.code = TypeCodeFunction,
|
|
elif code == lldb.eTypeClassMemberPointer:
|
|
tdata.code = TypeCodeMemberPointer
|
|
|
|
self.registerType(typeId, tdata) # Fix up fields and template args
|
|
# warn('CREATE TYPE: %s' % typeId)
|
|
#else:
|
|
# warn('REUSE TYPE: %s' % typeId)
|
|
return self.Type(self, typeId)
|
|
|
|
def listTemplateParametersHelper(self, nativeType):
|
|
stringArgs = self.listTemplateParameters(nativeType.GetName())
|
|
n = nativeType.GetNumberOfTemplateArguments()
|
|
if n != len(stringArgs):
|
|
# Something wrong in the debug info.
|
|
# Should work in theory, doesn't work in practice.
|
|
# Items like std::allocator<std::pair<unsigned int const, float> report 0
|
|
# for nativeType.GetNumberOfTemplateArguments() with LLDB 3.8
|
|
return stringArgs
|
|
|
|
targs = []
|
|
for i in range(nativeType.GetNumberOfTemplateArguments()):
|
|
kind = nativeType.GetTemplateArgumentKind(i)
|
|
# eTemplateArgumentKindNull = 0,
|
|
# eTemplateArgumentKindType,
|
|
# eTemplateArgumentKindDeclaration,
|
|
# eTemplateArgumentKindIntegral,
|
|
# eTemplateArgumentKindTemplate,
|
|
# eTemplateArgumentKindTemplateExpansion,
|
|
# eTemplateArgumentKindExpression,
|
|
# eTemplateArgumentKindPack
|
|
if kind == lldb.eTemplateArgumentKindType:
|
|
innerType = nativeType.GetTemplateArgumentType(i).GetUnqualifiedType().GetCanonicalType()
|
|
targs.append(self.fromNativeType(innerType))
|
|
#elif kind == lldb.eTemplateArgumentKindIntegral:
|
|
# innerType = nativeType.GetTemplateArgumentType(i).GetUnqualifiedType().GetCanonicalType()
|
|
# #warn('INNER TYP: %s' % innerType)
|
|
# basicType = innerType.GetBasicType()
|
|
# #warn('IBASIC TYP: %s' % basicType)
|
|
# inner = self.extractTemplateArgument(nativeType.GetName(), i)
|
|
# exp = '(%s)%s' % (innerType.GetName(), inner)
|
|
# #warn('EXP : %s' % exp)
|
|
# val = self.nativeParseAndEvaluate('(%s)%s' % (innerType.GetName(), inner))
|
|
# # Clang writes 'int' and '0xfffffff' into the debug info
|
|
# # LLDB manages to read a value of 0xfffffff...
|
|
# #if basicType == lldb.eBasicTypeInt:
|
|
# value = val.GetValueAsUnsigned()
|
|
# if value >= 0x8000000:
|
|
# value -= 0x100000000
|
|
# #warn('KIND: %s' % kind)
|
|
# targs.append(value)
|
|
else:
|
|
#warn('UNHANDLED TEMPLATE TYPE : %s' % kind)
|
|
targs.append(stringArgs[i]) # Best we can do.
|
|
#warn('TARGS: %s %s' % (nativeType.GetName(), [str(x) for x in targs]))
|
|
return targs
|
|
|
|
def typeName(self, nativeType):
|
|
if hasattr(nativeType, 'GetDisplayTypeName'):
|
|
return nativeType.GetDisplayTypeName() # Xcode 6 (lldb-320)
|
|
return nativeType.GetName() # Xcode 5 (lldb-310)
|
|
|
|
def nativeTypeId(self, nativeType):
|
|
name = self.typeName(nativeType)
|
|
|
|
def nativeTypeId(self, nativeType):
|
|
name = self.typeName(nativeType)
|
|
if name is None or len(name) == 0:
|
|
c = '0'
|
|
elif name == '(anonymous struct)' and nativeType.GetTypeClass() == lldb.eTypeClassStruct:
|
|
c = 's'
|
|
elif name == '(anonymous struct)' and nativeType.GetTypeClass() == lldb.eTypeClassUnion:
|
|
c = 'u'
|
|
else:
|
|
return name
|
|
fields = nativeType.get_fields_array()
|
|
typeId = c + ''.join(['{%s:%s}' % (f.name, self.nativeTypeId(f.GetType())) for f in fields])
|
|
#warn('NATIVE TYPE ID FOR %s IS %s' % (name, typeId))
|
|
return typeId
|
|
|
|
def nativeTypeEnumDisplay(self, nativeType, intval):
|
|
if hasattr(nativeType, 'get_enum_members_array'):
|
|
for enumMember in nativeType.get_enum_members_array():
|
|
# Even when asking for signed we get unsigned with LLDB 3.8.
|
|
diff = enumMember.GetValueAsSigned() - intval
|
|
mask = (1 << nativeType.GetByteSize() * 8) - 1
|
|
if diff & mask == 0:
|
|
path = nativeType.GetName().split('::')
|
|
path[-1] = enumMember.GetName()
|
|
return '%s (%d)' % ('::'.join(path), intval)
|
|
return '%d' % intval
|
|
|
|
def nativeDynamicTypeName(self, address, baseType):
|
|
return None # FIXME: Seems sufficient, no idea why.
|
|
addr = self.target.ResolveLoadAddress(address)
|
|
ctx = self.target.ResolveSymbolContextForAddress(addr, 0)
|
|
sym = ctx.GetSymbol()
|
|
return sym.GetName()
|
|
|
|
def stateName(self, s):
|
|
try:
|
|
# See db.StateType
|
|
return (
|
|
'invalid',
|
|
'unloaded', # Process is object is valid, but not currently loaded
|
|
'connected', # Process is connected to remote debug services,
|
|
# but not launched or attached to anything yet
|
|
'attaching', # Process is currently trying to attach
|
|
'launching', # Process is in the process of launching
|
|
'stopped', # Process or thread is stopped and can be examined.
|
|
'running', # Process or thread is running and can't be examined.
|
|
'stepping', # Process or thread is in the process of stepping
|
|
# and can not be examined.
|
|
'crashed', # Process or thread has crashed and can be examined.
|
|
'detached', # Process has been detached and can't be examined.
|
|
'exited', # Process has exited and can't be examined.
|
|
'suspended' # Process or thread is in a suspended state as far
|
|
)[s]
|
|
except:
|
|
return 'unknown(%s)' % s
|
|
|
|
def stopReason(self, s):
|
|
try:
|
|
return (
|
|
'invalid',
|
|
'none',
|
|
'trace',
|
|
'breakpoint',
|
|
'watchpoint',
|
|
'signal',
|
|
'exception',
|
|
'exec',
|
|
'plancomplete',
|
|
'threadexiting',
|
|
'instrumentation',
|
|
)[s]
|
|
except:
|
|
return 'unknown(%s)' % s
|
|
|
|
def enumExpression(self, enumType, enumValue):
|
|
ns = self.qtNamespace()
|
|
return ns + 'Qt::' + enumType + '(' \
|
|
+ ns + 'Qt::' + enumType + '::' + enumValue + ')'
|
|
|
|
def callHelper(self, rettype, value, func, args):
|
|
# args is a tuple.
|
|
arg = ','.join(args)
|
|
#warn('PRECALL: %s -> %s(%s)' % (value.address(), func, arg))
|
|
typename = value.type.name
|
|
exp = '((%s*)0x%x)->%s(%s)' % (typename, value.address(), func, arg)
|
|
#warn('CALL: %s' % exp)
|
|
result = self.currentContextValue.CreateValueFromExpression('', exp)
|
|
#warn(' -> %s' % result)
|
|
return self.fromNativeValue(result)
|
|
|
|
def pokeValue(self, typeName, *args):
|
|
thread = self.currentThread()
|
|
frame = thread.GetFrameAtIndex(0)
|
|
inner = ','.join(args)
|
|
value = frame.EvaluateExpression(typeName + '{' + inner + '}')
|
|
#self.warn(' TYPE: %s' % value.type)
|
|
#self.warn(' ADDR: 0x%x' % value.address)
|
|
#self.warn(' VALUE: %s' % value)
|
|
return value
|
|
|
|
def nativeParseAndEvaluate(self, exp):
|
|
thread = self.currentThread()
|
|
frame = thread.GetFrameAtIndex(0)
|
|
val = frame.EvaluateExpression(exp)
|
|
#options = lldb.SBExpressionOptions()
|
|
#val = self.target.EvaluateExpression(exp, options)
|
|
err = val.GetError()
|
|
if err.Fail():
|
|
#warn('FAILING TO EVAL: %s' % exp)
|
|
return None
|
|
#warn('NO ERROR.')
|
|
#warn('EVAL: %s -> %s' % (exp, val.IsValid()))
|
|
return val
|
|
|
|
def parseAndEvaluate(self, exp):
|
|
val = self.nativeParseAndEvaluate(exp)
|
|
return None if val is None else self.fromNativeValue(val)
|
|
|
|
def isWindowsTarget(self):
|
|
return False
|
|
|
|
def isQnxTarget(self):
|
|
return False
|
|
|
|
def isArmArchitecture(self):
|
|
return False
|
|
|
|
def isMsvcTarget(self):
|
|
return False
|
|
|
|
def qtVersionAndNamespace(self):
|
|
for func in self.target.FindFunctions('qVersion'):
|
|
name = func.GetSymbol().GetName()
|
|
if name.endswith('()'):
|
|
name = name[:-2]
|
|
if name.count(':') > 2:
|
|
continue
|
|
|
|
qtNamespace = name[:name.find('qVersion')]
|
|
self.qtNamespace = lambda: qtNamespace
|
|
|
|
options = lldb.SBExpressionOptions()
|
|
res = self.target.EvaluateExpression(name + '()', options)
|
|
|
|
if not res.IsValid() or not res.GetType().IsPointerType():
|
|
exp = '((const char*())%s)()' % name
|
|
res = self.target.EvaluateExpression(exp, options)
|
|
|
|
if not res.IsValid() or not res.GetType().IsPointerType():
|
|
exp = '((const char*())_Z8qVersionv)()'
|
|
res = self.target.EvaluateExpression(exp, options)
|
|
|
|
if not res.IsValid() or not res.GetType().IsPointerType():
|
|
continue
|
|
|
|
version = str(res)
|
|
if version.count('.') != 2:
|
|
continue
|
|
|
|
version.replace("'", '"') # Both seem possible
|
|
version = version[version.find('"')+1:version.rfind('"')]
|
|
|
|
(major, minor, patch) = version.split('.')
|
|
qtVersion = 0x10000 * int(major) + 0x100 * int(minor) + int(patch)
|
|
self.qtVersion = lambda: qtVersion
|
|
|
|
funcs = self.target.FindFunctions('QObject::customEvent')
|
|
if len(funcs):
|
|
symbol = funcs[0].GetSymbol()
|
|
self.qtCustomEventFunc = symbol.GetStartAddress().GetLoadAddress(self.target)
|
|
|
|
funcs = self.target.FindFunctions('QObject::property')
|
|
if len(funcs):
|
|
symbol = funcs[0].GetSymbol()
|
|
self.qtPropertyFunc = symbol.GetStartAddress().GetLoadAddress(self.target)
|
|
return (qtNamespace, qtVersion)
|
|
|
|
return ('', 0x50200)
|
|
|
|
def qtNamespace(self):
|
|
return self.qtVersionAndNamespace()[0]
|
|
|
|
def qtVersion(self):
|
|
self.qtVersionAndNamespace()
|
|
return self.qtVersionAndNamespace()[1]
|
|
|
|
def handleCommand(self, command):
|
|
result = lldb.SBCommandReturnObject()
|
|
self.debugger.GetCommandInterpreter().HandleCommand(command, result)
|
|
success = result.Succeeded()
|
|
if success:
|
|
self.report('output="%s"' % result.GetOutput())
|
|
else:
|
|
self.report('error="%s"' % result.GetError())
|
|
|
|
def canonicalTypeName(self, name):
|
|
return re.sub('\\bconst\\b', '', name).replace(' ', '')
|
|
|
|
def removeTypePrefix(self, name):
|
|
return re.sub('^(struct|class|union|enum|typedef) ', '', name)
|
|
|
|
def lookupNativeType(self, name):
|
|
#warn('LOOKUP TYPE NAME: %s' % name)
|
|
typeobj = self.typeCache.get(name)
|
|
if not typeobj is None:
|
|
#warn('CACHED: %s' % name)
|
|
return typeobj
|
|
typeobj = self.target.FindFirstType(name)
|
|
if typeobj.IsValid():
|
|
#warn('VALID FIRST : %s' % typeobj)
|
|
self.typeCache[name] = typeobj
|
|
return typeobj
|
|
|
|
# FindFirstType has a bug (in lldb) that if there are two types with the same base name
|
|
# but different scope name (e.g. inside different classes) and the searched for type name
|
|
# would be returned as the second result in a call to FindTypes, FindFirstType would return
|
|
# an empty result.
|
|
# Therefore an additional call to FindTypes is done as a fallback.
|
|
# Note that specifying a prefix like enum or typedef or class will make the call fail to
|
|
# find the type, thus the prefix is stripped.
|
|
nonPrefixedName = self.canonicalTypeName(self.removeTypePrefix(name))
|
|
typeobjlist = self.target.FindTypes(nonPrefixedName)
|
|
if typeobjlist.IsValid():
|
|
for typeobj in typeobjlist:
|
|
n = self.canonicalTypeName(self.removeTypePrefix(typeobj.GetDisplayTypeName()))
|
|
if n == nonPrefixedName:
|
|
#warn('FOUND TYPE USING FindTypes : %s' % typeobj)
|
|
self.typeCache[name] = typeobj
|
|
return typeobj
|
|
if name.endswith('*'):
|
|
#warn('RECURSE PTR')
|
|
typeobj = self.lookupNativeType(name[:-1].strip())
|
|
if typeobj is not None:
|
|
#warn('RECURSE RESULT X: %s' % typeobj)
|
|
self.fromNativeType(typeobj.GetPointerType())
|
|
#warn('RECURSE RESULT: %s' % typeobj.GetPointerType())
|
|
return typeobj.GetPointerType()
|
|
|
|
#typeobj = self.target.FindFirstType(name[:-1].strip())
|
|
#if typeobj.IsValid():
|
|
# self.typeCache[name] = typeobj.GetPointerType()
|
|
# return typeobj.GetPointerType()
|
|
|
|
if name.endswith(' const'):
|
|
#warn('LOOKUP END CONST')
|
|
typeobj = self.lookupNativeType(name[:-6])
|
|
if typeobj is not None:
|
|
return typeobj
|
|
|
|
if name.startswith('const '):
|
|
#warn('LOOKUP START CONST')
|
|
typeobj = self.lookupNativeType(name[6:])
|
|
if typeobj is not None:
|
|
return typeobj
|
|
|
|
needle = self.canonicalTypeName(name)
|
|
#warn('NEEDLE: %s ' % needle)
|
|
warn('Searching for type %s across all target modules, this could be very slow' % name)
|
|
for i in xrange(self.target.GetNumModules()):
|
|
module = self.target.GetModuleAtIndex(i)
|
|
# SBModule.GetType is new somewhere after early 300.x
|
|
# So this may fail.
|
|
for t in module.GetTypes():
|
|
n = self.canonicalTypeName(t.GetName())
|
|
#warn('N: %s' % n)
|
|
if n == needle:
|
|
#warn('FOUND TYPE DIRECT 2: %s ' % t)
|
|
self.typeCache[name] = t
|
|
return t
|
|
if n == needle + '*':
|
|
res = t.GetPointeeType()
|
|
self.typeCache[name] = res
|
|
x = self.fromNativeType(res) # Register under both names
|
|
self.registerTypeAlias(x.typeId, name)
|
|
#warn('FOUND TYPE BY POINTER: %s ' % res.name)
|
|
return res
|
|
if n == needle + '&':
|
|
res = t.GetDereferencedType().GetUnqualifiedType()
|
|
self.typeCache[name] = res
|
|
x = self.fromNativeType(res) # Register under both names
|
|
self.registerTypeAlias(x.typeId, name)
|
|
#warn('FOUND TYPE BY REFERENCE: %s ' % res.name)
|
|
return res
|
|
#warn('NOT FOUND: %s ' % needle)
|
|
return None
|
|
|
|
def setupInferior(self, args):
|
|
error = lldb.SBError()
|
|
|
|
self.executable_ = args['executable']
|
|
self.startMode_ = args.get('startmode', 1)
|
|
self.breakOnMain_ = args.get('breakonmain', 0)
|
|
self.useTerminal_ = args.get('useterminal', 0)
|
|
self.processArgs_ = args.get('processargs', [])
|
|
self.processArgs_ = list(map(lambda x: self.hexdecode(x), self.processArgs_))
|
|
self.environment_ = args.get('environment', [])
|
|
self.environment_ = list(map(lambda x: self.hexdecode(x), self.environment_))
|
|
self.attachPid_ = args.get('attachpid', 0)
|
|
self.sysRoot_ = args.get('sysroot', '')
|
|
self.remoteChannel_ = args.get('remotechannel', '')
|
|
self.platform_ = args.get('platform', '')
|
|
self.nativeMixed = int(args.get('nativemixed', 0))
|
|
self.workingDirectory_ = args.get('workingdirectory', '')
|
|
if self.workingDirectory_ == '':
|
|
self.workingDirectory_ = os.getcwd()
|
|
|
|
self.ignoreStops = 0
|
|
self.silentStops = 0
|
|
if platform.system() == 'Linux':
|
|
if self.startMode_ == AttachCore:
|
|
pass
|
|
else:
|
|
if self.useTerminal_:
|
|
self.ignoreStops = 2
|
|
else:
|
|
self.silentStops = 1
|
|
|
|
else:
|
|
if self.useTerminal_:
|
|
self.ignoreStops = 1
|
|
|
|
if self.platform_:
|
|
self.debugger.SetCurrentPlatform(self.platform_)
|
|
# sysroot has to be set *after* the platform
|
|
if self.sysRoot_:
|
|
self.debugger.SetCurrentPlatformSDKRoot(self.sysRoot_)
|
|
|
|
if os.path.isfile(self.executable_):
|
|
self.target = self.debugger.CreateTarget(self.executable_, None, None, True, error)
|
|
else:
|
|
self.target = self.debugger.CreateTarget(None, None, None, True, error)
|
|
|
|
if self.nativeMixed:
|
|
self.interpreterEventBreakpoint = \
|
|
self.target.BreakpointCreateByName('qt_qmlDebugMessageAvailable')
|
|
|
|
state = 1 if self.target.IsValid() else 0
|
|
self.reportResult('success="%s",msg="%s",exe="%s"'
|
|
% (state, error, self.executable_), args)
|
|
|
|
def runEngine(self, args):
|
|
if self.runEngineAttempted:
|
|
return
|
|
self.runEngineAttempted = True
|
|
self.prepare(args)
|
|
s = threading.Thread(target=self.loop, args=[])
|
|
s.start()
|
|
|
|
def prepare(self, args):
|
|
error = lldb.SBError()
|
|
listener = self.debugger.GetListener()
|
|
|
|
if self.attachPid_ > 0:
|
|
attachInfo = lldb.SBAttachInfo(self.attachPid_)
|
|
self.process = self.target.Attach(attachInfo, error)
|
|
if not error.Success():
|
|
self.reportState('inferiorrunfailed')
|
|
return
|
|
self.report('pid="%s"' % self.process.GetProcessID())
|
|
# Even if it stops it seems that LLDB assumes it is running
|
|
# and later detects that it did stop after all, so it is be
|
|
# better to mirror that and wait for the spontaneous stop
|
|
if self.process and self.process.GetState() == lldb.eStateStopped:
|
|
# lldb stops the process after attaching. This happens before the
|
|
# eventloop starts. Relay the correct state back.
|
|
self.reportState('enginerunandinferiorstopok')
|
|
else:
|
|
self.reportState('enginerunandinferiorrunok')
|
|
elif self.startMode_ == AttachToRemoteServer or self.startMode_ == AttachToRemoteProcess:
|
|
self.process = self.target.ConnectRemote(
|
|
self.debugger.GetListener(),
|
|
self.remoteChannel_, None, error)
|
|
if not error.Success():
|
|
self.report(self.describeError(error))
|
|
self.reportState('enginerunfailed')
|
|
return
|
|
# Even if it stops it seems that LLDB assumes it is running
|
|
# and later detects that it did stop after all, so it is be
|
|
# better to mirror that and wait for the spontaneous stop.
|
|
self.reportState('enginerunandinferiorrunok')
|
|
elif self.startMode_ == AttachCore:
|
|
coreFile = args.get('coreFile', '');
|
|
self.process = self.target.LoadCore(coreFile)
|
|
self.reportState('enginerunokandinferiorunrunnable')
|
|
else:
|
|
launchInfo = lldb.SBLaunchInfo(self.processArgs_)
|
|
launchInfo.SetWorkingDirectory(self.workingDirectory_)
|
|
launchInfo.SetEnvironmentEntries(self.environment_, False)
|
|
if self.breakOnMain_:
|
|
self.createBreakpointAtMain()
|
|
self.process = self.target.Launch(launchInfo, error)
|
|
if not error.Success():
|
|
self.report(self.describeError(error))
|
|
self.reportState('enginerunfailed')
|
|
return
|
|
self.report('pid="%s"' % self.process.GetProcessID())
|
|
self.reportState('enginerunandinferiorrunok')
|
|
|
|
def loop(self):
|
|
event = lldb.SBEvent()
|
|
listener = self.debugger.GetListener()
|
|
while True:
|
|
if listener.WaitForEvent(10000000, event):
|
|
self.handleEvent(event)
|
|
else:
|
|
warn('TIMEOUT')
|
|
|
|
def describeError(self, error):
|
|
desc = lldb.SBStream()
|
|
error.GetDescription(desc)
|
|
result = 'success="%s",' % int(error.Success())
|
|
result += 'error={type="%s"' % error.GetType()
|
|
if error.GetType():
|
|
result += ',status="%s"' % error.GetCString()
|
|
result += ',code="%s"' % error.GetError()
|
|
result += ',desc="%s"}' % desc.GetData()
|
|
return result
|
|
|
|
def describeStatus(self, status):
|
|
return 'status="%s",' % status
|
|
|
|
def describeLocation(self, frame):
|
|
if int(frame.pc) == 0xffffffffffffffff:
|
|
return ''
|
|
fileName = fileNameAsString(frame.line_entry.file)
|
|
function = frame.GetFunctionName()
|
|
line = frame.line_entry.line
|
|
return 'location={file="%s",line="%s",address="%s",function="%s"}' \
|
|
% (fileName, line, frame.pc, function)
|
|
|
|
def currentThread(self):
|
|
return None if self.process is None else self.process.GetSelectedThread()
|
|
|
|
def currentFrame(self):
|
|
thread = self.currentThread()
|
|
return None if thread is None else thread.GetSelectedFrame()
|
|
|
|
def firstStoppedThread(self):
|
|
for i in xrange(0, self.process.GetNumThreads()):
|
|
thread = self.process.GetThreadAtIndex(i)
|
|
reason = thread.GetStopReason()
|
|
if (reason == lldb.eStopReasonBreakpoint or
|
|
reason == lldb.eStopReasonException or
|
|
reason == lldb.eStopReasonPlanComplete or
|
|
reason == lldb.eStopReasonSignal or
|
|
reason == lldb.eStopReasonWatchpoint):
|
|
return thread
|
|
return None
|
|
|
|
def fetchThreads(self, args):
|
|
result = 'threads=['
|
|
for i in xrange(0, self.process.GetNumThreads()):
|
|
thread = self.process.GetThreadAtIndex(i)
|
|
if thread.is_stopped:
|
|
state = 'stopped'
|
|
elif thread.is_suspended:
|
|
state = 'suspended'
|
|
else:
|
|
state = 'unknown'
|
|
reason = thread.GetStopReason()
|
|
result += '{id="%d"' % thread.GetThreadID()
|
|
result += ',index="%s"' % i
|
|
result += ',details="%s"' % thread.GetQueueName()
|
|
result += ',stop-reason="%s"' % self.stopReason(thread.GetStopReason())
|
|
result += ',state="%s"' % state
|
|
result += ',name="%s"' % thread.GetName()
|
|
result += ',frame={'
|
|
frame = thread.GetFrameAtIndex(0)
|
|
result += 'pc="0x%x"' % frame.pc
|
|
result += ',addr="0x%x"' % frame.pc
|
|
result += ',fp="0x%x"' % frame.fp
|
|
result += ',func="%s"' % frame.GetFunctionName()
|
|
result += ',line="%s"' % frame.line_entry.line
|
|
result += ',fullname="%s"' % fileNameAsString(frame.line_entry.file)
|
|
result += ',file="%s"' % fileNameAsString(frame.line_entry.file)
|
|
result += '}},'
|
|
|
|
result += '],current-thread-id="%s"' % self.currentThread().id
|
|
self.reportResult(result, args)
|
|
|
|
def firstUsableFrame(self, thread):
|
|
for i in xrange(10):
|
|
frame = thread.GetFrameAtIndex(i)
|
|
lineEntry = frame.GetLineEntry()
|
|
line = lineEntry.GetLine()
|
|
if line != 0:
|
|
return i
|
|
return None
|
|
|
|
def fetchStack(self, args):
|
|
if not self.process:
|
|
self.reportResult('msg="No process"', args)
|
|
return
|
|
thread = self.currentThread()
|
|
if not thread:
|
|
self.reportResult('msg="No thread"', args)
|
|
return
|
|
|
|
isNativeMixed = int(args.get('nativemixed', 0))
|
|
|
|
limit = args.get('stacklimit', -1)
|
|
(n, isLimited) = (limit, True) if limit > 0 else (thread.GetNumFrames(), False)
|
|
self.currentCallContext = None
|
|
result = 'stack={current-thread="%s"' % thread.GetThreadID()
|
|
result += ',frames=['
|
|
for i in xrange(n):
|
|
frame = thread.GetFrameAtIndex(i)
|
|
if not frame.IsValid():
|
|
isLimited = False
|
|
break
|
|
|
|
lineEntry = frame.GetLineEntry()
|
|
lineNumber = lineEntry.GetLine()
|
|
|
|
pc = frame.GetPC()
|
|
level = frame.idx
|
|
addr = frame.GetPCAddress().GetLoadAddress(self.target)
|
|
|
|
functionName = frame.GetFunctionName()
|
|
|
|
if isNativeMixed and functionName == '::qt_qmlDebugMessageAvailable()':
|
|
interpreterStack = self.extractInterpreterStack()
|
|
for interpreterFrame in interpreterStack.get('frames', []):
|
|
function = interpreterFrame.get('function', '')
|
|
fileName = interpreterFrame.get('file', '')
|
|
language = interpreterFrame.get('language', '')
|
|
lineNumber = interpreterFrame.get('line', 0)
|
|
context = interpreterFrame.get('context', 0)
|
|
result += ('frame={function="%s",file="%s",'
|
|
'line="%s",language="%s",context="%s"}'
|
|
% (function, fileName, lineNumber, language, context))
|
|
|
|
fileName = fileNameAsString(lineEntry.file)
|
|
result += '{pc="0x%x"' % pc
|
|
result += ',level="%d"' % level
|
|
result += ',address="0x%x"' % addr
|
|
result += ',function="%s"' % functionName
|
|
result += ',line="%d"' % lineNumber
|
|
result += ',file="%s"},' % fileName
|
|
result += ']'
|
|
result += ',hasmore="%d"' % isLimited
|
|
result += ',limit="%d"' % limit
|
|
result += '}'
|
|
self.reportResult(result, args)
|
|
|
|
def reportResult(self, result, args):
|
|
self.report('result={token="%s",%s}' % (args.get("token", 0), result))
|
|
|
|
def reportToken(self, args):
|
|
if "token" in args:
|
|
# Unusual syntax intended, to support the double-click in left
|
|
# logview pane feature.
|
|
self.report('token(\"%s\")' % args["token"])
|
|
|
|
def readRawMemory(self, address, size):
|
|
if size == 0:
|
|
return bytes()
|
|
error = lldb.SBError()
|
|
#warn("READ: %s %s" % (address, size))
|
|
res = self.process.ReadMemory(address, size, error)
|
|
if res is None or len(res) != size:
|
|
# Using code in e.g. readToFirstZero relies on exceptions.
|
|
raise RuntimeError("Unreadable %s bytes at 0x%x" % (size, address))
|
|
return res
|
|
|
|
def findStaticMetaObject(self, typeName):
|
|
symbolName = self.mangleName(typeName + '::staticMetaObject')
|
|
symbol = self.target.FindFirstGlobalVariable(symbolName)
|
|
return symbol.AddressOf().GetValueAsUnsigned() if symbol.IsValid() else 0
|
|
|
|
def findSymbol(self, symbolName):
|
|
return self.target.FindFirstGlobalVariable(symbolName)
|
|
|
|
def warn(self, msg):
|
|
self.put('{name="%s",value="",type="",numchild="0"},' % msg)
|
|
|
|
def fetchVariables(self, args):
|
|
(ok, res) = self.tryFetchInterpreterVariables(args)
|
|
if ok:
|
|
self.reportResult(res, args)
|
|
return
|
|
|
|
self.setVariableFetchingOptions(args)
|
|
|
|
anyModule = self.target.GetModuleAtIndex(0)
|
|
anySymbol = anyModule.GetSymbolAtIndex(0)
|
|
self.fakeAddress = int(anySymbol.GetStartAddress())
|
|
|
|
frame = self.currentFrame()
|
|
if frame is None:
|
|
self.reportResult('error="No frame"', args)
|
|
return
|
|
|
|
self.output = ''
|
|
isPartial = len(self.partialVariable) > 0
|
|
|
|
self.currentIName = 'local'
|
|
self.put('data=[')
|
|
|
|
with SubItem(self, '[statics]'):
|
|
self.put('iname="%s",' % self.currentIName)
|
|
self.putEmptyValue()
|
|
self.putNumChild(1)
|
|
if self.isExpanded():
|
|
with Children(self):
|
|
statics = frame.GetVariables(False, False, True, False)
|
|
if len(statics):
|
|
for i in xrange(len(statics)):
|
|
staticVar = statics[i]
|
|
staticVar.SetPreferSyntheticValue(False)
|
|
typename = staticVar.GetType().GetName()
|
|
name = staticVar.GetName()
|
|
with SubItem(self, i):
|
|
self.put('name="%s",' % name)
|
|
self.put('iname="%s",' % self.currentIName)
|
|
self.putItem(self.fromNativeValue(staticVar))
|
|
else:
|
|
with SubItem(self, "None"):
|
|
self.putEmptyValue()
|
|
self.putNumChild(0)
|
|
|
|
# FIXME: Implement shortcut for partial updates.
|
|
#if isPartial:
|
|
# values = [frame.FindVariable(partialVariable)]
|
|
#else:
|
|
if True:
|
|
values = list(frame.GetVariables(True, True, False, False))
|
|
values.reverse() # To get shadowed vars numbered backwards.
|
|
|
|
variables = []
|
|
for val in values:
|
|
val.SetPreferSyntheticValue(False)
|
|
if not val.IsValid():
|
|
continue
|
|
self.currentContextValue = val
|
|
name = val.GetName()
|
|
if name is None:
|
|
# This can happen for unnamed function parameters with
|
|
# default values: void foo(int = 0)
|
|
continue
|
|
value = self.fromNativeFrameValue(val)
|
|
value.name = name
|
|
variables.append(value)
|
|
|
|
self.handleLocals(variables)
|
|
self.handleWatches(args)
|
|
|
|
self.put('],partial="%d"' % isPartial)
|
|
self.reportResult(self.output, args)
|
|
|
|
def fetchRegisters(self, args = None):
|
|
if self.process is None:
|
|
result = 'process="none"'
|
|
else:
|
|
frame = self.currentFrame()
|
|
if frame:
|
|
result = 'registers=['
|
|
for group in frame.GetRegisters():
|
|
for reg in group:
|
|
value = ''.join(["%02x" % x for x in reg.GetData().uint8s])
|
|
result += '{name="%s"' % reg.GetName()
|
|
result += ',value="0x%s"' % value
|
|
result += ',size="%s"' % reg.GetByteSize()
|
|
result += ',type="%s"},' % reg.GetType()
|
|
result += ']'
|
|
self.reportResult(result, args)
|
|
|
|
def setRegister(self, args):
|
|
name = args["name"]
|
|
value = args["value"]
|
|
result = lldb.SBCommandReturnObject()
|
|
interp = self.debugger.GetCommandInterpreter()
|
|
interp.HandleCommand("register write %s %s" % (name, value), result)
|
|
success = result.Succeeded()
|
|
if success:
|
|
self.reportResult('output="%s"' % result.GetOutput(), args)
|
|
return
|
|
# Try again with register write xmm0 "{0x00 ... 0x02}" syntax:
|
|
vec = ' '.join(["0x" + value[i:i+2] for i in range(2, len(value), 2)])
|
|
success = interp.HandleCommand('register write %s "{%s}"' % (name, vec), result)
|
|
if success:
|
|
self.reportResult('output="%s"' % result.GetOutput(), args)
|
|
else:
|
|
self.reportResult('error="%s"' % result.GetError(), args)
|
|
|
|
def report(self, stuff):
|
|
with self.outputLock:
|
|
sys.stdout.write("@\n" + stuff + "@\n")
|
|
|
|
def reportState(self, state):
|
|
self.report('state="%s"' % state)
|
|
|
|
def interruptInferior(self, args):
|
|
if self.process is None:
|
|
self.reportResult('status="No process to interrupt",success="0"', args)
|
|
else:
|
|
self.isInterrupting_ = True
|
|
error = self.process.Stop()
|
|
self.reportResult(self.describeError(error), args)
|
|
|
|
def detachInferior(self, args):
|
|
if self.process is None:
|
|
self.reportResult('status="No process to detach from."', args)
|
|
else:
|
|
error = self.process.Detach()
|
|
self.reportResult(self.describeError(error), args)
|
|
|
|
def continueInferior(self, args):
|
|
if self.process is None:
|
|
self.reportResult('status="No process to continue."', args)
|
|
else:
|
|
# Can fail when attaching to GDBserver.
|
|
error = self.process.Continue()
|
|
self.reportResult(self.describeError(error), args)
|
|
|
|
def quitDebugger(self, args):
|
|
self.reportState("inferiorshutdownrequested")
|
|
self.process.Kill()
|
|
self.reportResult('', args)
|
|
|
|
def handleEvent(self, event):
|
|
out = lldb.SBStream()
|
|
event.GetDescription(out)
|
|
#warn("EVENT: %s" % event)
|
|
eventType = event.GetType()
|
|
msg = lldb.SBEvent.GetCStringFromEvent(event)
|
|
flavor = event.GetDataFlavor()
|
|
state = lldb.SBProcess.GetStateFromEvent(event)
|
|
bp = lldb.SBBreakpoint.GetBreakpointFromEvent(event)
|
|
skipEventReporting = self.debuggerCommandInProgress \
|
|
and eventType in (lldb.SBProcess.eBroadcastBitSTDOUT, lldb.SBProcess.eBroadcastBitSTDERR)
|
|
self.report('event={type="%s",data="%s",msg="%s",flavor="%s",state="%s",bp="%s"}'
|
|
% (eventType, out.GetData(), msg, flavor, self.stateName(state), bp))
|
|
if state != self.eventState:
|
|
if not skipEventReporting:
|
|
self.eventState = state
|
|
if state == lldb.eStateExited:
|
|
if self.isShuttingDown_:
|
|
self.reportState("inferiorshutdownok")
|
|
else:
|
|
self.reportState("inferiorexited")
|
|
self.report('exited={status="%s",desc="%s"}'
|
|
% (self.process.GetExitStatus(), self.process.GetExitDescription()))
|
|
elif state == lldb.eStateStopped:
|
|
stoppedThread = self.firstStoppedThread()
|
|
if stoppedThread:
|
|
#self.report("STOPPED THREAD: %s" % stoppedThread)
|
|
frame = stoppedThread.GetFrameAtIndex(0)
|
|
#self.report("FRAME: %s" % frame)
|
|
function = frame.GetFunction()
|
|
functionName = function.GetName()
|
|
if functionName == "::qt_qmlDebugConnectorOpen()":
|
|
self.report("RESOLVER HIT")
|
|
for resolver in self.interpreterBreakpointResolvers:
|
|
resolver()
|
|
self.report("AUTO-CONTINUE AFTER RESOLVING")
|
|
self.reportState("inferiorstopok")
|
|
self.process.Continue();
|
|
return
|
|
if functionName == "::qt_qmlDebugMessageAvailable()":
|
|
self.report("ASYNC MESSAGE FROM SERVICE")
|
|
res = self.handleInterpreterMessage()
|
|
if not res:
|
|
self.report("EVENT NEEDS NO STOP")
|
|
self.reportState("stopped")
|
|
self.process.Continue();
|
|
return
|
|
if self.isInterrupting_:
|
|
self.isInterrupting_ = False
|
|
self.reportState("stopped")
|
|
elif self.ignoreStops > 0:
|
|
self.ignoreStops -= 1
|
|
self.process.Continue()
|
|
elif self.silentStops > 0:
|
|
self.silentStops -= 1
|
|
else:
|
|
self.reportState("stopped")
|
|
else:
|
|
if not skipEventReporting:
|
|
self.reportState(self.stateName(state))
|
|
if eventType == lldb.SBProcess.eBroadcastBitStateChanged: # 1
|
|
state = self.process.GetState()
|
|
if state == lldb.eStateStopped:
|
|
stoppedThread = self.firstStoppedThread()
|
|
if stoppedThread:
|
|
self.process.SetSelectedThread(stoppedThread)
|
|
elif eventType == lldb.SBProcess.eBroadcastBitInterrupt: # 2
|
|
pass
|
|
elif eventType == lldb.SBProcess.eBroadcastBitSTDOUT:
|
|
# FIXME: Size?
|
|
msg = self.process.GetSTDOUT(1024)
|
|
if msg is not None:
|
|
self.report('output={channel="stdout",data="%s"}' % self.hexencode(msg))
|
|
elif eventType == lldb.SBProcess.eBroadcastBitSTDERR:
|
|
msg = self.process.GetSTDERR(1024)
|
|
if msg is not None:
|
|
self.report('output={channel="stderr",data="%s"}' % self.hexencode(msg))
|
|
elif eventType == lldb.SBProcess.eBroadcastBitProfileData:
|
|
pass
|
|
|
|
def describeBreakpoint(self, bp):
|
|
isWatch = isinstance(bp, lldb.SBWatchpoint)
|
|
if isWatch:
|
|
result = 'lldbid="%s"' % (qqWatchpointOffset + bp.GetID())
|
|
else:
|
|
result = 'lldbid="%s"' % bp.GetID()
|
|
result += ',valid="%s"' % (1 if bp.IsValid() else 0)
|
|
result += ',hitcount="%s"' % bp.GetHitCount()
|
|
if bp.IsValid():
|
|
if isinstance(bp, lldb.SBBreakpoint):
|
|
result += ',threadid="%s"' % bp.GetThreadID()
|
|
result += ',oneshot="%s"' % (1 if bp.IsOneShot() else 0)
|
|
cond = bp.GetCondition()
|
|
result += ',condition="%s"' % self.hexencode("" if cond is None else cond)
|
|
result += ',enabled="%s"' % (1 if bp.IsEnabled() else 0)
|
|
result += ',valid="%s"' % (1 if bp.IsValid() else 0)
|
|
result += ',ignorecount="%s"' % bp.GetIgnoreCount()
|
|
if bp.IsValid() and isinstance(bp, lldb.SBBreakpoint):
|
|
result += ',locations=['
|
|
lineEntry = None
|
|
for i in xrange(bp.GetNumLocations()):
|
|
loc = bp.GetLocationAtIndex(i)
|
|
addr = loc.GetAddress()
|
|
lineEntry = addr.GetLineEntry()
|
|
result += '{locid="%s"' % loc.GetID()
|
|
result += ',function="%s"' % addr.GetFunction().GetName()
|
|
result += ',enabled="%s"' % (1 if loc.IsEnabled() else 0)
|
|
result += ',resolved="%s"' % (1 if loc.IsResolved() else 0)
|
|
result += ',valid="%s"' % (1 if loc.IsValid() else 0)
|
|
result += ',ignorecount="%s"' % loc.GetIgnoreCount()
|
|
result += ',file="%s"' % lineEntry.GetFileSpec()
|
|
result += ',line="%s"' % lineEntry.GetLine()
|
|
result += ',addr="%s"},' % addr.GetFileAddress()
|
|
result += ']'
|
|
if lineEntry is not None:
|
|
result += ',file="%s"' % lineEntry.GetFileSpec()
|
|
result += ',line="%s"' % lineEntry.GetLine()
|
|
return result
|
|
|
|
def createBreakpointAtMain(self):
|
|
return self.target.BreakpointCreateByName(
|
|
'main', self.target.GetExecutable().GetFilename())
|
|
|
|
def insertBreakpoint(self, args):
|
|
bpType = args['type']
|
|
if bpType == BreakpointByFileAndLine:
|
|
fileName = args['file']
|
|
if fileName.endswith('.js') or fileName.endswith('.qml'):
|
|
self.insertInterpreterBreakpoint(args)
|
|
return
|
|
|
|
extra = ''
|
|
more = True
|
|
if bpType == BreakpointByFileAndLine:
|
|
bp = self.target.BreakpointCreateByLocation(
|
|
str(args['file']), int(args['line']))
|
|
elif bpType == BreakpointByFunction:
|
|
bp = self.target.BreakpointCreateByName(args['function'])
|
|
elif bpType == BreakpointByAddress:
|
|
bp = self.target.BreakpointCreateByAddress(args['address'])
|
|
elif bpType == BreakpointAtMain:
|
|
bp = self.createBreakpointAtMain()
|
|
elif bpType == BreakpointAtThrow:
|
|
bp = self.target.BreakpointCreateForException(
|
|
lldb.eLanguageTypeC_plus_plus, False, True)
|
|
elif bpType == BreakpointAtCatch:
|
|
bp = self.target.BreakpointCreateForException(
|
|
lldb.eLanguageTypeC_plus_plus, True, False)
|
|
elif bpType == WatchpointAtAddress:
|
|
error = lldb.SBError()
|
|
# This might yield bp.IsValid() == False and
|
|
# error.desc == 'process is not alive'.
|
|
bp = self.target.WatchAddress(args['address'], 4, False, True, error)
|
|
extra = self.describeError(error)
|
|
elif bpType == WatchpointAtExpression:
|
|
# FIXME: Top level-only for now.
|
|
try:
|
|
frame = self.currentFrame()
|
|
value = frame.FindVariable(args['expression'])
|
|
error = lldb.SBError()
|
|
bp = self.target.WatchAddress(value.GetLoadAddress(),
|
|
value.GetByteSize(), False, True, error)
|
|
except:
|
|
bp = self.target.BreakpointCreateByName(None)
|
|
else:
|
|
# This leaves the unhandled breakpoint in a (harmless)
|
|
# 'pending' state.
|
|
bp = self.target.BreakpointCreateByName(None)
|
|
more = False
|
|
|
|
if more and bp.IsValid():
|
|
bp.SetIgnoreCount(int(args['ignorecount']))
|
|
bp.SetCondition(self.hexdecode(args['condition']))
|
|
bp.SetEnabled(bool(args['enabled']))
|
|
bp.SetScriptCallbackBody('\n'.join([
|
|
'def foo(frame = frame, bp_loc = bp_loc, dict = internal_dict):',
|
|
' ' + self.hexdecode(args['command']).replace('\n', '\n '),
|
|
'from cStringIO import StringIO',
|
|
'origout = sys.stdout',
|
|
'sys.stdout = StringIO()',
|
|
'result = foo()',
|
|
'd = lldb.theDumper',
|
|
'output = d.hexencode(sys.stdout.getvalue())',
|
|
'sys.stdout = origout',
|
|
'd.report("output={channel=\"stderr\",data=\" + output + \"}")',
|
|
'if result is False:',
|
|
' d.reportState("continueafternextstop")',
|
|
'return True'
|
|
]))
|
|
if isinstance(bp, lldb.SBBreakpoint):
|
|
bp.SetOneShot(bool(args['oneshot']))
|
|
self.reportResult(self.describeBreakpoint(bp) + extra, args)
|
|
|
|
def changeBreakpoint(self, args):
|
|
lldbId = int(args['lldbid'])
|
|
if lldbId > qqWatchpointOffset:
|
|
bp = self.target.FindWatchpointByID(lldbId)
|
|
else:
|
|
bp = self.target.FindBreakpointByID(lldbId)
|
|
if bp.IsValid():
|
|
bp.SetIgnoreCount(int(args['ignorecount']))
|
|
bp.SetCondition(self.hexdecode(args['condition']))
|
|
bp.SetEnabled(bool(args['enabled']))
|
|
if isinstance(bp, lldb.SBBreakpoint):
|
|
bp.SetOneShot(bool(args['oneshot']))
|
|
self.reportResult(self.describeBreakpoint(bp), args)
|
|
|
|
def removeBreakpoint(self, args):
|
|
lldbId = int(args['lldbid'])
|
|
if lldbId > qqWatchpointOffset:
|
|
res = self.target.DeleteWatchpoint(lldbId - qqWatchpointOffset)
|
|
res = self.target.BreakpointDelete(lldbId)
|
|
self.reportResult('success="%s"' % int(res), args)
|
|
|
|
def fetchModules(self, args):
|
|
result = 'modules=['
|
|
for i in xrange(self.target.GetNumModules()):
|
|
module = self.target.GetModuleAtIndex(i)
|
|
result += '{file="%s"' % module.file.fullpath
|
|
result += ',name="%s"' % module.file.basename
|
|
result += ',addrsize="%s"' % module.addr_size
|
|
result += ',triple="%s"' % module.triple
|
|
#result += ',sections={'
|
|
#for section in module.sections:
|
|
# result += '[name="%s"' % section.name
|
|
# result += ',addr="%s"' % section.addr
|
|
# result += ',size="%s"],' % section.size
|
|
#result += '}'
|
|
result += '},'
|
|
result += ']'
|
|
self.reportResult(result, args)
|
|
|
|
def fetchSymbols(self, args):
|
|
moduleName = args['module']
|
|
#file = lldb.SBFileSpec(moduleName)
|
|
#module = self.target.FindModule(file)
|
|
for i in xrange(self.target.GetNumModules()):
|
|
module = self.target.GetModuleAtIndex(i)
|
|
if module.file.fullpath == moduleName:
|
|
break
|
|
result = 'symbols={valid="%s"' % module.IsValid()
|
|
result += ',sections="%s"' % module.GetNumSections()
|
|
result += ',symbols=['
|
|
for symbol in module.symbols:
|
|
startAddress = symbol.GetStartAddress().GetLoadAddress(self.target)
|
|
endAddress = symbol.GetEndAddress().GetLoadAddress(self.target)
|
|
result += '{type="%s"' % symbol.GetType()
|
|
result += ',name="%s"' % symbol.GetName()
|
|
result += ',address="0x%x"' % startAddress
|
|
result += ',demangled="%s"' % symbol.GetMangledName()
|
|
result += ',size="%s"' % (endAddress - startAddress)
|
|
result += '},'
|
|
result += ']}'
|
|
self.reportResult(result, args)
|
|
|
|
def executeNext(self, args):
|
|
self.currentThread().StepOver()
|
|
self.reportResult('', args)
|
|
|
|
def executeNextI(self, args):
|
|
self.currentThread().StepInstruction(lldb.eOnlyThisThread)
|
|
self.reportResult('', args)
|
|
|
|
def executeStep(self, args):
|
|
self.currentThread().StepInto()
|
|
self.reportResult('', args)
|
|
|
|
def shutdownInferior(self, args):
|
|
self.isShuttingDown_ = True
|
|
if self.process is None:
|
|
self.reportState('inferiorshutdownok')
|
|
else:
|
|
state = self.process.GetState()
|
|
if state == lldb.eStateStopped:
|
|
self.process.Kill()
|
|
self.reportState('inferiorshutdownok')
|
|
self.reportResult('', args)
|
|
|
|
def quit(self, args):
|
|
self.reportState('engineshutdownok')
|
|
self.process.Kill()
|
|
self.reportResult('', args)
|
|
|
|
def executeStepI(self, args):
|
|
self.currentThread().StepInstruction(lldb.eOnlyThisThread)
|
|
self.reportResult('', args)
|
|
|
|
def executeStepOut(self, args = {}):
|
|
self.currentThread().StepOut()
|
|
self.reportResult('', args)
|
|
|
|
def executeRunToLocation(self, args):
|
|
self.reportToken(args)
|
|
addr = args.get('address', 0)
|
|
if addr:
|
|
# Does not seem to hit anything on Linux:
|
|
# self.currentThread().RunToAddress(addr)
|
|
bp = self.target.BreakpointCreateByAddress(addr)
|
|
if bp.GetNumLocations() == 0:
|
|
self.target.BreakpointDelete(bp.GetID())
|
|
self.reportResult(self.describeStatus('No target location found.')
|
|
+ self.describeLocation(frame), args)
|
|
return
|
|
bp.SetOneShot(True)
|
|
self.reportResult('', args)
|
|
self.process.Continue()
|
|
else:
|
|
frame = self.currentFrame()
|
|
file = args['file']
|
|
line = int(args['line'])
|
|
error = self.currentThread().StepOverUntil(frame, lldb.SBFileSpec(file), line)
|
|
self.reportResult(self.describeError(error), args)
|
|
self.reportState('running')
|
|
self.reportState('stopped')
|
|
|
|
def executeJumpToLocation(self, args):
|
|
self.reportToken(args)
|
|
frame = self.currentFrame()
|
|
if not frame:
|
|
self.reportResult(self.describeStatus('No frame available.'), args)
|
|
return
|
|
addr = args.get('address', 0)
|
|
if addr:
|
|
bp = self.target.BreakpointCreateByAddress(addr)
|
|
else:
|
|
bp = self.target.BreakpointCreateByLocation(
|
|
str(args['file']), int(args['line']))
|
|
if bp.GetNumLocations() == 0:
|
|
self.target.BreakpointDelete(bp.GetID())
|
|
status = 'No target location found.'
|
|
else:
|
|
loc = bp.GetLocationAtIndex(0)
|
|
self.target.BreakpointDelete(bp.GetID())
|
|
res = frame.SetPC(loc.GetLoadAddress())
|
|
status = 'Jumped.' if res else 'Cannot jump.'
|
|
self.reportResult(self.describeStatus(status) + self.describeLocation(frame), args)
|
|
|
|
def breakList(self):
|
|
result = lldb.SBCommandReturnObject()
|
|
self.debugger.GetCommandInterpreter().HandleCommand('break list', result)
|
|
self.report('success="%d",output="%s",error="%s"'
|
|
% (result.Succeeded(), result.GetOutput(), result.GetError()))
|
|
|
|
def activateFrame(self, args):
|
|
self.reportToken(args)
|
|
thread = args['thread']
|
|
self.currentThread().SetSelectedFrame(args['index'])
|
|
self.reportResult('', args)
|
|
|
|
def selectThread(self, args):
|
|
self.reportToken(args)
|
|
self.process.SetSelectedThreadByID(args['id'])
|
|
self.reportResult('', args)
|
|
|
|
def fetchFullBacktrace(self, _ = None):
|
|
command = 'thread backtrace all'
|
|
result = lldb.SBCommandReturnObject()
|
|
self.debugger.GetCommandInterpreter().HandleCommand(command, result)
|
|
self.reportResult(self.hexencode(result.GetOutput()), {})
|
|
|
|
def executeDebuggerCommand(self, args):
|
|
self.debuggerCommandInProgress = True
|
|
self.reportToken(args)
|
|
result = lldb.SBCommandReturnObject()
|
|
command = args['command']
|
|
self.debugger.GetCommandInterpreter().HandleCommand(command, result)
|
|
success = result.Succeeded()
|
|
output = result.GetOutput()
|
|
error = str(result.GetError())
|
|
self.report('success="%d",output="%s",error="%s"' % (success, output, error))
|
|
self.debuggerCommandInProgress = False
|
|
|
|
def fetchDisassembler(self, args):
|
|
functionName = args.get('function', '')
|
|
flavor = args.get('flavor', '')
|
|
function = None
|
|
if len(functionName):
|
|
functions = self.target.FindFunctions(functionName).functions
|
|
if len(functions):
|
|
function = functions[0]
|
|
if function:
|
|
base = function.GetStartAddress().GetLoadAddress(self.target)
|
|
instructions = function.GetInstructions(self.target)
|
|
else:
|
|
base = args.get('address', 0)
|
|
if int(base) == 0xffffffffffffffff:
|
|
warn('INVALID DISASSEMBLER BASE')
|
|
return
|
|
addr = lldb.SBAddress(base, self.target)
|
|
instructions = self.target.ReadInstructions(addr, 100)
|
|
|
|
currentFile = None
|
|
currentLine = None
|
|
hunks = dict()
|
|
sources = dict()
|
|
result = 'lines=['
|
|
for insn in instructions:
|
|
comment = insn.GetComment(self.target)
|
|
addr = insn.GetAddress()
|
|
loadAddr = addr.GetLoadAddress(self.target)
|
|
lineEntry = addr.GetLineEntry()
|
|
if lineEntry:
|
|
lineNumber = lineEntry.GetLine()
|
|
fileName = str(lineEntry.GetFileSpec())
|
|
if lineNumber != currentLine or fileName != currentFile:
|
|
currentLine = lineNumber
|
|
currentFile = fileName
|
|
key = '%s:%s' % (fileName, lineNumber)
|
|
hunk = hunks.get(key, 0) + 1
|
|
hunks[key] = hunk
|
|
source = sources.get(fileName, None)
|
|
if source is None:
|
|
try:
|
|
with open(fileName, 'r') as f:
|
|
source = f.read().splitlines()
|
|
sources[fileName] = source
|
|
except IOError as error:
|
|
# With lldb-3.8 files like /data/dev/creator-3.6/tests/
|
|
# auto/debugger/qt_tst_dumpers_StdVector_bfNWZa/main.cpp
|
|
# with non-existent directories appear.
|
|
warn('FILE: %s ERROR: %s' % (fileName, error))
|
|
source = ''
|
|
result += '{line="%s"' % lineNumber
|
|
result += ',file="%s"' % fileName
|
|
if 0 < lineNumber and lineNumber <= len(source):
|
|
result += ',data="%s"' % source[lineNumber - 1]
|
|
result += ',hunk="%s"}' % hunk
|
|
result += '{address="%s"' % loadAddr
|
|
result += ',data="%s %s"' % (insn.GetMnemonic(self.target),
|
|
insn.GetOperands(self.target))
|
|
result += ',function="%s"' % functionName
|
|
rawData = insn.GetData(self.target).uint8s
|
|
result += ',rawdata="%s"' % ' '.join(["%02x" % x for x in rawData])
|
|
if comment:
|
|
result += ',comment="%s"' % self.hexencode(comment)
|
|
result += ',offset="%s"}' % (loadAddr - base)
|
|
self.reportResult(result + ']', args)
|
|
|
|
def fetchMemory(self, args):
|
|
address = args['address']
|
|
length = args['length']
|
|
error = lldb.SBError()
|
|
contents = self.process.ReadMemory(address, length, error)
|
|
result = 'address="%s",' % address
|
|
result += self.describeError(error)
|
|
result += ',contents="%s"' % self.hexencode(contents)
|
|
self.reportResult(result, args)
|
|
|
|
def findValueByExpression(self, exp):
|
|
# FIXME: Top level-only for now.
|
|
frame = self.currentFrame()
|
|
value = frame.FindVariable(exp)
|
|
return value
|
|
|
|
def assignValue(self, args):
|
|
self.reportToken(args)
|
|
error = lldb.SBError()
|
|
exp = self.hexdecode(args['exp'])
|
|
value = self.hexdecode(args['value'])
|
|
lhs = self.findValueByExpression(exp)
|
|
lhs.SetValueFromCString(value, error)
|
|
self.reportResult(self.describeError(error), args)
|
|
|
|
def watchPoint(self, args):
|
|
self.reportToken(args)
|
|
ns = self.qtNamespace()
|
|
lenns = len(ns)
|
|
funcs = self.target.FindGlobalFunctions('.*QApplication::widgetAt', 2, 1)
|
|
func = funcs[1]
|
|
addr = func.GetFunction().GetStartAddress().GetLoadAddress(self.target)
|
|
expr = '((void*(*)(int,int))0x%x)' % addr
|
|
#expr = '%sQApplication::widgetAt(%s,%s)' % (ns, args['x'], args['y'])
|
|
res = self.parseAndEvaluate(expr)
|
|
p = 0 if res is None else res.pointer()
|
|
n = ns + 'QWidget'
|
|
self.reportResult('selected="0x%x",expr="(%s*)0x%x"' % (p, n, p), args)
|
|
|
|
def createResolvePendingBreakpointsHookBreakpoint(self, args):
|
|
bp = self.target.BreakpointCreateByName('qt_qmlDebugConnectorOpen')
|
|
bp.SetOneShot(True)
|
|
self.interpreterBreakpointResolvers.append(
|
|
lambda: self.resolvePendingInterpreterBreakpoint(args))
|
|
|
|
|
|
# Used in dumper auto test.
|
|
class Tester(Dumper):
|
|
def __init__(self, binary, args):
|
|
Dumper.__init__(self)
|
|
lldb.theDumper = self
|
|
self.loadDumpers({'token': 1})
|
|
error = lldb.SBError()
|
|
self.target = self.debugger.CreateTarget(binary, None, None, True, error)
|
|
|
|
if error.GetType():
|
|
warn('ERROR: %s' % error)
|
|
return
|
|
|
|
s = threading.Thread(target=self.testLoop, args=(args,))
|
|
s.start()
|
|
s.join(30)
|
|
|
|
def testLoop(self, args):
|
|
# Disable intermediate reporting.
|
|
savedReport = self.report
|
|
self.report = lambda stuff: 0
|
|
|
|
error = lldb.SBError()
|
|
launchInfo = lldb.SBLaunchInfo([])
|
|
launchInfo.SetWorkingDirectory(os.getcwd())
|
|
environmentList = [key + '=' + value for key,value in os.environ.items()]
|
|
launchInfo.SetEnvironmentEntries(environmentList, False)
|
|
|
|
self.process = self.target.Launch(launchInfo, error)
|
|
if error.GetType():
|
|
warn('ERROR: %s' % error)
|
|
|
|
event = lldb.SBEvent()
|
|
listener = self.debugger.GetListener()
|
|
while True:
|
|
state = self.process.GetState()
|
|
if listener.WaitForEvent(100, event):
|
|
#warn('EVENT: %s' % event)
|
|
state = lldb.SBProcess.GetStateFromEvent(event)
|
|
if state == lldb.eStateExited: # 10
|
|
break
|
|
if state == lldb.eStateStopped: # 5
|
|
stoppedThread = None
|
|
for i in xrange(0, self.process.GetNumThreads()):
|
|
thread = self.process.GetThreadAtIndex(i)
|
|
reason = thread.GetStopReason()
|
|
#warn('THREAD: %s REASON: %s' % (thread, reason))
|
|
if (reason == lldb.eStopReasonBreakpoint or
|
|
reason == lldb.eStopReasonException or
|
|
reason == lldb.eStopReasonSignal):
|
|
stoppedThread = thread
|
|
|
|
if stoppedThread:
|
|
# This seems highly fragile and depending on the 'No-ops' in the
|
|
# event handling above.
|
|
frame = stoppedThread.GetFrameAtIndex(0)
|
|
line = frame.line_entry.line
|
|
if line != 0:
|
|
self.report = savedReport
|
|
self.process.SetSelectedThread(stoppedThread)
|
|
self.fetchVariables(args)
|
|
#self.describeLocation(frame)
|
|
self.report('@NS@%s@' % self.qtNamespace())
|
|
#self.report('ENV=%s' % os.environ.items())
|
|
#self.report('DUMPER=%s' % self.qqDumpers)
|
|
break
|
|
|
|
else:
|
|
warn('TIMEOUT')
|
|
warn('Cannot determined stopped thread')
|
|
|
|
lldb.SBDebugger.Destroy(self.debugger)
|