Files
UnrealEngineUWP/Engine/Extras/LLDBDataFormatters/UE4DataFormatters_2ByteChars.py
Robert Manuszewski 69eda200af Updated debugger visualizers to support FProperty related classes
#rb Steve.Robb
#jira none

[CL 10979993 by Robert Manuszewski in Main branch]
2020-01-14 06:31:51 -05:00

683 lines
31 KiB
Python

# Copyright Epic Games, Inc. All Rights Reserved.
# /*=============================================================================
# LLDB Data Formatters for Unreal Types
# =============================================================================*/
import lldb
import lldb.formatters.Logger
# Uncomment the line below to have the data formatters emit debug logging
# lldb.formatters.Logger._lldb_formatters_debug_level=1
# What documentation there is for parsing values in LLDB can be found here: http://lldb.llvm.org/cpp_reference/html/classlldb_1_1SBValue.html
# To install:
# 1) Open Terminal and run:
# touch ~/.lldbinit
# open ~/.lldbinit
# 2) Add the following text to .lldbini and save - modifying the path as appropriate:
# settings set target.inline-breakpoint-strategy always
# command script import "/Path/To/Epic/UE4/Engine/Extras/LLDBDataFormatters/UE4DataFormatters.py"
# 3) Restart Xcode
def UE4TCharSummaryProvider(valobj,dict):
Data = valobj.GetValue()
Val = valobj.GetSummary()
Type = valobj.GetType().GetUnqualifiedType()
if Type.IsPointerType():
DataVal = valobj.GetValueAsUnsigned(0)
if DataVal == 0:
Val = 'NULL'
else:
Expr = '(char16_t*)(%s)' % Data
ValRef = valobj.CreateValueFromExpression('string', Expr)
Val = ValRef.GetSummary()
elif Type.IsReferenceType():
Expr = '(char16_t&)(%s)' % Data
ValRef = valobj.CreateValueFromExpression('string', Expr)
Val = ValRef.GetSummary()
return Val
def UE4FStringSummaryProvider(valobj,dict):
Data = valobj.GetChildMemberWithName('Data')
ArrayNumVal = Data.GetChildMemberWithName('ArrayNum').GetValueAsSigned(0)
if ArrayNumVal < 0:
return 'string=Invalid'
elif ArrayNumVal == 0:
return 'string=Empty'
else:
AllocatorInstance = Data.GetChildMemberWithName('AllocatorInstance')
ActualData = AllocatorInstance.GetChildMemberWithName('Data')
Expr = '(char16_t*)(%s)' % ActualData.GetValue()
ValRef = valobj.CreateValueFromExpression('string', Expr)
Val = ValRef.GetSummary()
return 'string=' + Val
def UE4FNameSummaryProvider(valobj,dict):
Index = valobj.GetChildMemberWithName('DisplayIndex')
if not Index.IsValid():
Index = valobj.GetChildMemberWithName('ComparisonIndex')
Number = valobj.GetChildMemberWithName('Number')
IndexVal = Index.GetValueAsSigned(0)
NumberVal = Number.GetValueAsUnsigned(0)
if IndexVal >= 4194304:
return 'name=Invalid'
else:
Expr = '(char*)(FName::GetNameTableForDebuggerVisualizers_MT()[%s / 16384][%s %% 16384]->AnsiName)' % (IndexVal, IndexVal)
FNameRef = valobj.CreateValueFromExpression('%s' % IndexVal, Expr)
assert FNameRef != None
Val = FNameRef.GetSummary()
if NumberVal != 0:
return 'name=%s_%s' % (Val, NumberVal-1)
else:
return 'name=%s' % Val
def UE4FMinimalNameSummaryProvider(valobj,dict):
Index = valobj.GetChildMemberWithName('Index')
Number = valobj.GetChildMemberWithName('Number')
IndexVal = Index.GetValueAsSigned(0)
NumberVal = Number.GetValueAsSigned(0)
if IndexVal >= 4194304:
return 'name=Invalid'
else:
Expr = '(char*)(((FNameEntry***)FName::GetNameTableForDebuggerVisualizers_MT())[%s / 16384][%s %% 16384])->AnsiName' % (IndexVal, IndexVal)
FNameRef = valobj.CreateValueFromExpression('%s' % IndexVal, Expr)
assert FNameRef != None
Val = FNameRef.GetSummary()
if NumberVal != 0:
return 'name=%s_%s' % (Val, NumberVal-1)
else:
return 'name=%s' % Val
def UE4UObjectBaseSummaryProvider(valobj,dict):
Name = valobj.GetChildMemberWithName('Name')
return Name.GetSummary()
def UE4FFieldClassSummaryProvider(valobj,dict):
Name = valobj.GetChildMemberWithName('Name')
return Name.GetSummary()
def UE4FFieldSummaryProvider(valobj,dict):
Name = valobj.GetChildMemberWithName('NamePrivate')
return Name.GetSummary()
class UE4TWeakObjectPtrSynthProvider:
def __init__(self, valobj, dict):
logger = lldb.formatters.Logger.Logger()
self.valobj = valobj
def num_children(self):
logger = lldb.formatters.Logger.Logger()
return 1
def get_child_index(self,name):
logger = lldb.formatters.Logger.Logger()
return 0
def get_child_at_index(self,index):
logger = lldb.formatters.Logger.Logger()
logger >> "Retrieving child %s" % index
if self.ObjectSerialNumberVal >= 1:
Expr = 'GObjectArrayForDebugVisualizers->Objects[%s][%s].SerialNumber == %s' % (self.ObjectIndexVal/65536, self.ObjectIndexVal%65536, self.ObjectSerialNumberVal)
Val = self.valobj.CreateValueFromExpression("%s" % self.ObjectIndexVal, Expr)
Value = Val.GetValueAsUnsigned(0)
if Value != 0:
Expr = 'GObjectArrayForDebugVisualizers->Objects[%s][%s].Object' % (self.ObjectIndexVal/65536, self.ObjectIndexVal%65536)
return self.valobj.CreateValueFromExpression('Object', Expr)
else:
Expr = '(void*)0xDEADBEEF'
return self.valobj.CreateValueFromExpression('Object', Expr)
Expr = 'nullptr'
return self.valobj.CreateValueFromExpression('Object', Expr)
def update(self):
logger = lldb.formatters.Logger.Logger()
try:
self.ObjectSerialNumber = self.valobj.GetChildMemberWithName('ObjectSerialNumber')
self.ObjectSerialNumberVal = self.ObjectSerialNumber.GetValueAsSigned(0)
self.ObjectIndex = self.valobj.GetChildMemberWithName('ObjectIndex')
self.ObjectIndexVal = self.ObjectIndex.GetValueAsSigned(0)
except:
pass
def has_children(self):
return True
def UE4FWeakObjectPtrSummaryProvider(valobj,dict):
ObjectSerialNumber = valobj.GetChildMemberWithName('ObjectSerialNumber')
ObjectSerialNumberVal = ObjectSerialNumber.GetValueAsSigned(0)
if ObjectSerialNumberVal < 1:
return 'object=nullptr'
ObjectIndex = valobj.GetChildMemberWithName('ObjectIndex')
ObjectIndexVal = ObjectIndex.GetValueAsSigned(0)
Expr = 'GObjectArrayForDebugVisualizers->Objects[%s][%s].SerialNumber == %s' % (ObjectIndexVal/65536, ObjectIndexVal%65536, ObjectSerialNumberVal)
Val = valobj.CreateValueFromExpression('%s' % ObjectIndexVal, Expr)
ValRef = Val.GetValueAsUnsigned(0)
if ValRef == 0:
return 'object=STALE'
else:
Expr = 'GObjectArrayForDebugVisualizers->Objects[%s][%s].Object' % (ObjectIndexVal/65536, ObjectIndexVal%65536)
Val = valobj.CreateValueFromExpression("%s" % ObjectIndexVal, Expr)
return 'object=' + Val.GetValue()
class UE4ChunkedArraySynthProvider:
def __init__(self, valobj, dict):
logger = lldb.formatters.Logger.Logger()
self.valobj = valobj
def num_children(self):
logger = lldb.formatters.Logger.Logger()
try:
NumElementsVal = self.NumElements.GetValueAsSigned(0)
return NumElementsVal;
except:
return 0;
def get_child_index(self,name):
logger = lldb.formatters.Logger.Logger()
try:
return int(name.lstrip('[').rstrip(']'))
except:
return None
def get_child_at_index(self,index):
logger = lldb.formatters.Logger.Logger()
logger >> "Retrieving child %s" % index
Expr = '(unsigned)sizeof(%s::FChunk)/%s' % (self.valobj.GetType().GetUnqualifiedType().GetName(), self.ElementTypeSize)
self.ChunkBytes = self.valobj.CreateValueFromExpression('[%s]' % index, Expr)
self.ChunkBytesSize = self.ChunkBytes.GetValueAsUnsigned(0)
assert self.ChunkBytesSize != 0
Expr = '*(*(((%s**)%s)+%s)+%s)' % (self.ElementType.GetName(), self.AllocatorData.GetValue(), index / self.ChunkBytesSize, index % self.ChunkBytesSize)
return self.valobj.CreateValueFromExpression('[%s]' % index, Expr)
def extract_type(self):
logger = lldb.formatters.Logger.Logger()
ArrayType = self.valobj.GetType().GetUnqualifiedType()
if ArrayType.IsReferenceType():
ArrayType = ArrayType.GetDereferencedType()
elif ArrayType.IsPointerType():
ArrayType = ArrayType.GetPointeeType()
if ArrayType.GetNumberOfTemplateArguments() > 0:
ElementType = ArrayType.GetTemplateArgumentType(0)
else:
ElementType = None
return ElementType
def update(self):
logger = lldb.formatters.Logger.Logger()
try:
self.ElementType = self.extract_type()
self.ElementTypeSize = self.ElementType.GetByteSize()
assert self.ElementTypeSize != 0
self.NumElements = self.valobj.GetChildMemberWithName('NumElements')
self.Chunks = self.valobj.GetChildMemberWithName('Chunks')
self.ArrayNum = self.Chunks.GetChildMemberWithName('ArrayNum')
self.AllocatorInstance = self.Chunks.GetChildMemberWithName('AllocatorInstance')
self.AllocatorData = self.AllocatorInstance.GetChildMemberWithName('Data')
except:
pass
def has_children(self):
return True
def UE4ChunkedArraySummaryProvider(valobj,dict):
return 'size=%s' % valobj.GetNumChildren()
class UE4SparseArraySynthProvider:
def __init__(self, valobj, dict):
logger = lldb.formatters.Logger.Logger()
self.valobj = valobj
def num_children(self):
logger = lldb.formatters.Logger.Logger()
try:
NumBitsVal = self.NumFreeIndices.GetValueAsSigned(0)
ArrayNumVal = self.Data.GetChildMemberWithName('ArrayNum').GetValueAsSigned(0)
return ArrayNumVal - NumBitsVal;
except:
return 0;
def get_child_index(self,name):
logger = lldb.formatters.Logger.Logger()
try:
return int(name.lstrip('[').rstrip(']'))
except:
return None
def get_child_at_index(self,index):
logger = lldb.formatters.Logger.Logger()
logger >> "Retrieving child %s" % index
if index < 0:
return None;
if index >= self.num_children():
return None;
Val = None
if self.SecondaryDataDataVal > 0:
Expr = '(bool)((((int*)%s)[%s/32] >> %s) & 1)' % (self.SecondaryDataData.GetAddress(), index, index)
Val = self.SecondaryDataData.CreateValueFromExpression('[%s]' % index, Expr)
else:
Expr = '(bool)((((int*)%s)[%s/32] >> %s) & 1)' % (self.InlineData.GetAddress(), index, index)
Val = self.InlineData.CreateValueFromExpression('[5s]' % index, Expr)
if Val.GetValueAsSigned(0) != 0:
offset = index * self.ElementTypeSize
return self.AllocatorData.CreateChildAtOffset('[%s]' % index, offset, self.ElementType)
else:
return None
def extract_type(self):
logger = lldb.formatters.Logger.Logger()
ArrayType = self.valobj.GetType().GetUnqualifiedType()
if ArrayType.IsReferenceType():
ArrayType = ArrayType.GetDereferencedType()
elif ArrayType.IsPointerType():
ArrayType = ArrayType.GetPointeeType()
if ArrayType.GetNumberOfTemplateArguments() > 0:
ElementType = ArrayType.GetTemplateArgumentType(0)
else:
ElementType = None
return ElementType
def update(self):
logger = lldb.formatters.Logger.Logger()
try:
self.ElementType = self.extract_type()
self.ElementTypeSize = self.ElementType.GetByteSize()
assert self.ElementTypeSize != 0
self.NumFreeIndices = self.valobj.GetChildMemberWithName('NumFreeIndices')
self.Data = self.valobj.GetChildMemberWithName('Data')
self.AllocatorInstance = self.Data.GetChildMemberWithName('AllocatorInstance')
self.AllocatorData = self.AllocatorInstance.GetChildMemberWithName('Data')
self.AllocationFlags = self.valobj.GetChildMemberWithName('AllocationFlags')
self.InlineData = self.AllocationFlags.GetChildMemberWithName('InlineData')
self.SecondaryData = self.AllocationFlags.GetChildMemberWithName('SecondaryData')
self.SecondaryDataData = self.SecondaryData.GetChildMemberWithName('Data')
self.SecondaryDataDataVal = self.SecondaryDataData.GetValueAsSigned(0)
except:
pass
def has_children(self):
return True
def UE4SparseArraySummaryProvider(valobj,dict):
return 'size=%s' % valobj.GetNumChildren()
class UE4BitArraySynthProvider:
def __init__(self, valobj, dict):
logger = lldb.formatters.Logger.Logger()
self.valobj = valobj
def num_children(self):
logger = lldb.formatters.Logger.Logger()
try:
NumBitsVal = self.NumBits.GetValueAsSigned(0)
return NumBitsVal;
except:
return 0;
def get_child_index(self,name):
logger = lldb.formatters.Logger.Logger()
try:
return int(name.lstrip('[').rstrip(']'))
except:
return None
def get_child_at_index(self,index):
logger = lldb.formatters.Logger.Logger()
logger >> "Retrieving child %s" % index
if index < 0:
return None;
if index >= self.num_children():
return None;
if self.SecondaryDataDataVal > 0:
Expr = '(bool)((((int*)%s)[%s/32] >> %s) & 1)' % (self.SecondaryDataData.GetAddress(), index, index)
return self.SecondaryDataData.CreateValueFromExpression('[%s]' % index, Expr)
else:
Expr = '(bool)((((int*)%s)[%s/32] >> %s) & 1)' % (self.InlineData.GetAddress(), index, index)
return self.InlineData.CreateValueFromExpression('[%s]' % index, Expr)
return None
def update(self):
logger = lldb.formatters.Logger.Logger()
try:
self.SecondaryDataData = None
self.SecondaryDataDataVal = 0
self.NumBits = self.valobj.GetChildMemberWithName('NumBits')
self.MaxBits = self.valobj.GetChildMemberWithName('MaxBits')
self.InlineData = self.valobj.GetChildMemberWithName('InlineData')
self.SecondaryData = self.valobj.GetChildMemberWithName('SecondaryData')
if self.SecondaryData != None:
self.SecondaryDataData = self.SecondaryData.GetChildMemberWithName('Data')
self.SecondaryDataDataVal = self.SecondaryDataData.GetValueAsUnsigned(0)
except:
pass
def has_children(self):
return True
def UE4BitArraySummaryProvider(valobj,dict):
return 'size=%s' % valobj.GetNumChildren()
class UE4ArraySynthProvider:
def __init__(self, valobj, dict):
logger = lldb.formatters.Logger.Logger()
self.valobj = valobj
def num_children(self):
logger = lldb.formatters.Logger.Logger()
try:
ArrayNumVal = self.ArrayNum.GetValueAsSigned(0)
return ArrayNumVal + self.NumChildren;
except:
return 0;
def get_child_index(self,name):
logger = lldb.formatters.Logger.Logger()
try:
return self.NumChildren + int(name.lstrip('[').rstrip(']'))
except:
return self.valobj.GetIndexOfChildWithName(name)
def get_child_at_index(self,index):
logger = lldb.formatters.Logger.Logger()
logger >> "Retrieving child %s" % index
if index < 0:
return None;
if index < self.NumChildren:
return self.valobj.GetChildAtIndex(index)
else:
index -= self.NumChildren
if index >= self.num_children():
return None;
try:
offset = index * self.ElementTypeSize
if self.Data != None:
return self.Data.CreateChildAtOffset('[%s]' % index, offset, self.ElementType)
elif self.SecondaryDataDataVal > 0:
return self.SecondaryDataData.CreateChildAtOffset('[%s]' % index, offset, self.ElementType)
else:
return self.InlineData.CreateChildAtOffset('[%s]' % index, offset, self.ElementType)
except:
return None
def extract_type(self):
logger = lldb.formatters.Logger.Logger()
ArrayType = self.valobj.GetType().GetUnqualifiedType()
if ArrayType.IsReferenceType():
ArrayType = ArrayType.GetDereferencedType()
elif ArrayType.IsPointerType():
ArrayType = ArrayType.GetPointeeType()
if ArrayType.GetNumberOfTemplateArguments() > 0:
ElementType = ArrayType.GetTemplateArgumentType(0)
else:
ElementType = None
return ElementType
def update(self):
logger = lldb.formatters.Logger.Logger()
try:
self.NumChildren = self.valobj.GetNumChildren()
self.ArrayNum = self.valobj.GetChildMemberWithName('ArrayNum')
self.ArrayMax = self.valobj.GetChildMemberWithName('ArrayMax')
self.AllocatorInstance = self.valobj.GetChildMemberWithName('AllocatorInstance')
if self.AllocatorInstance.GetType().IsReferenceType():
self.AllocatorInstance = self.AllocatorInstance.Dereference()
self.Data = self.AllocatorInstance.GetChildMemberWithName('Data')
self.InlineData = self.AllocatorInstance.GetChildMemberWithName('InlineData')
self.SecondaryData = self.AllocatorInstance.GetChildMemberWithName('SecondaryData')
if self.SecondaryData != None:
self.SecondaryDataData = self.SecondaryData.GetChildMemberWithName('Data')
self.SecondaryDataDataVal = self.SecondaryDataData.GetValueAsUnsigned(0)
else:
self.SecondaryDataData = None
self.SecondaryDataDataVal = 0
except:
logger >> "UE4ArraySynthProvider::update failed accessing members"
pass
try:
self.ElementType = self.extract_type()
self.ElementTypeSize = self.ElementType.GetByteSize()
assert self.ElementTypeSize != 0
except:
logger >> "UE4ArraySynthProvider::update failed accessing element type"
pass
def has_children(self):
return True
def UE4ArraySummaryProvider(valobj,dict):
return 'size=%s' % valobj.GetChildMemberWithName('ArrayNum').GetValueAsSigned(0)
class UE4SetSynthProvider:
def __init__(self, valobj, dict):
logger = lldb.formatters.Logger.Logger()
self.valobj = valobj
# Can't cast to TSetElement - the template instantiation won't allow it
Expr = '(size_t)sizeof(FSetElementId) + sizeof(int32)'
self.TSetElement = self.valobj.CreateValueFromExpression('TSetElement', Expr)
def num_children(self):
logger = lldb.formatters.Logger.Logger()
try:
ArrayNumVal = self.ArrayNum.GetValueAsUnsigned(0)
NumFreeIndicesVal = self.NumFreeIndices.GetValueAsUnsigned(0)
return ArrayNumVal - NumFreeIndicesVal;
except:
return 0;
def get_child_index(self,name):
logger = lldb.formatters.Logger.Logger()
try:
return int(name.lstrip('[').rstrip(']'))
except:
return 0
def get_child_at_index(self,index):
logger = lldb.formatters.Logger.Logger()
logger >> "Retrieving child %s" % index
if index < 0:
return None;
if index >= self.num_children():
return None;
try:
offset = index * self.ElementTypeSize
HasObject = 0
if self.SecondaryDataDataVal > 0:
Expr = '(bool)((((int*)%s)[%s/32] >> %s) & 1)' % (self.SecondaryDataDataVal, index, index)
HasObject = 1 ##self.AllocationFlagsSecondaryDataData.CreateValueFromExpression('[%s]' % index, Expr).GetValueAsUnsigned(0)
else:
Expr = '(bool)((((int*)%s)[%s/32] >> %s) & 1)' % (self.AllocationFlagsInlineDataAddr, index, index)
HasObject = 1 ##self.AllocationFlagsInlineData.CreateValueFromExpression('[%s]' % index, Expr).GetValueAsUnsigned(0)
if HasObject == 1:
return self.AllocatorInstanceData.CreateChildAtOffset('[%s]' % index, offset, self.ElementType)
else:
return self.valobj.CreateValueFromExpression('[%s]' % index, '(void*)0xDEADBEEF')
except:
return None
def extract_type(self):
logger = lldb.formatters.Logger.Logger()
ArrayType = self.valobj.GetType().GetUnqualifiedType()
if ArrayType.IsReferenceType():
ArrayType = ArrayType.GetDereferencedType()
elif ArrayType.IsPointerType():
ArrayType = ArrayType.GetPointeeType()
if ArrayType.GetNumberOfTemplateArguments() > 0:
ElementType = ArrayType.GetTemplateArgumentType(0)
else:
ElementType = None
return ElementType
def update(self):
logger = lldb.formatters.Logger.Logger()
try:
self.Elements = self.valobj.GetChildMemberWithName('Elements')
self.ElementsData = self.Elements.GetChildMemberWithName('Data')
self.ArrayNum = self.ElementsData.GetChildMemberWithName('ArrayNum')
self.NumFreeIndices = self.Elements.GetChildMemberWithName('NumFreeIndices')
self.AllocationFlags = self.Elements.GetChildMemberWithName('AllocationFlags')
self.AllocationFlagsAllocatorInstance = self.AllocationFlags.GetChildMemberWithName('AllocatorInstance')
self.AllocatorInstance = self.ElementsData.GetChildMemberWithName('AllocatorInstance')
self.AllocatorInstanceData = self.AllocatorInstance.GetChildMemberWithName('Data')
self.AllocationFlagsInlineData = self.AllocationFlagsAllocatorInstance.GetChildMemberWithName('InlineData')
self.AllocationFlagsInlineDataAddr = self.AllocationFlagsInlineData.AddressOf().GetValueAsUnsigned(0)
self.AllocationFlagsSecondaryData = self.AllocationFlagsAllocatorInstance.GetChildMemberWithName('SecondaryData')
self.AllocationFlagsSecondaryDataData = self.AllocationFlagsSecondaryData.GetChildMemberWithName('Data')
self.SecondaryDataDataVal = self.AllocationFlagsSecondaryDataData.GetValueAsUnsigned(0)
self.ElementType = self.extract_type()
# This may fail due to C++ struct padding - will have to check
self.ElementTypeSize = self.ElementType.GetByteSize() + self.TSetElement.GetValueAsUnsigned(0)
assert self.ElementTypeSize != 0
except:
pass
def has_children(self):
return True
def UE4SetSummaryProvider(valobj,dict):
return 'size=%s' % valobj.GetNumChildren()
class UE4MapSynthProvider:
def __init__(self, valobj, dict):
logger = lldb.formatters.Logger.Logger()
self.valobj = valobj
# Can't cast to TSetElement - the template instantiation won't allow it
Expr = '(size_t)sizeof(FSetElementId) + sizeof(int32)'
self.TSetElement = self.valobj.CreateValueFromExpression('TSetElement', Expr)
def num_children(self):
logger = lldb.formatters.Logger.Logger()
try:
ArrayNumVal = self.ArrayNum.GetValueAsUnsigned(0)
NumFreeIndicesVal = self.NumFreeIndices.GetValueAsUnsigned(0)
return ArrayNumVal - NumFreeIndicesVal;
except:
return 0;
def get_child_index(self,name):
logger = lldb.formatters.Logger.Logger()
try:
return int(name.lstrip('[').rstrip(']'))
except:
return 0
def get_child_at_index(self,index):
logger = lldb.formatters.Logger.Logger()
logger >> "Retrieving child %s" % index
if index < 0:
return None;
if index >= self.num_children():
return None;
try:
offset = index * self.ElementTypeSize
HasObject = 0
if self.SecondaryDataDataVal != 0:
Expr = '(bool)((((unsigned int*)%s)[%s/32] >> %s) & 1)' % (self.SecondaryDataDataVal, index, index)
HasObject = 1 ##self.AllocationFlagsSecondaryDataData.CreateValueFromExpression('[%s]' % index, Expr).GetValueAsUnsigned(0)
else:
Expr = '(bool)((((unsigned int*)%s)[%s/32] >> %s) & 1)' % (self.AllocationFlagsInlineDataAddr, index, index)
HasObject = 1 ##self.AllocationFlagsInlineData.CreateValueFromExpression('[%s]' % index, Expr).GetValueAsUnsigned(0)
if HasObject == 1:
return self.AllocatorInstanceData.CreateChildAtOffset('[%s]' % index,offset,self.ElementType)
else:
return self.valobj.CreateValueFromExpression('[%s]' % index, '(void*)0xDEADBEEF')
except:
return None
def extract_type(self):
logger = lldb.formatters.Logger.Logger()
ArrayType = self.Pairs.GetType().GetUnqualifiedType()
if ArrayType.IsReferenceType():
ArrayType = ArrayType.GetDereferencedType()
elif ArrayType.IsPointerType():
ArrayType = ArrayType.GetPointeeType()
if ArrayType.GetNumberOfTemplateArguments() > 0:
ElementType = ArrayType.GetTemplateArgumentType(0)
else:
ElementType = None
return ElementType
def update(self):
logger = lldb.formatters.Logger.Logger()
try:
self.Pairs = self.valobj.GetChildMemberWithName('Pairs')
self.Elements = self.Pairs.GetChildMemberWithName('Elements')
self.ElementsData = self.Elements.GetChildMemberWithName('Data')
self.ArrayNum = self.ElementsData.GetChildMemberWithName('ArrayNum')
self.NumFreeIndices = self.Elements.GetChildMemberWithName('NumFreeIndices')
self.AllocationFlags = self.Elements.GetChildMemberWithName('AllocationFlags')
self.AllocationFlagsAllocatorInstance = self.AllocationFlags.GetChildMemberWithName('AllocatorInstance')
self.AllocatorInstance = self.ElementsData.GetChildMemberWithName('AllocatorInstance')
self.AllocatorInstanceData = self.AllocatorInstance.GetChildMemberWithName('Data')
self.AllocationFlagsInlineData = self.AllocationFlagsAllocatorInstance.GetChildMemberWithName('InlineData')
self.AllocationFlagsInlineDataAddr = self.AllocationFlagsInlineData.AddressOf().GetValueAsUnsigned(0)
self.AllocationFlagsSecondaryData = self.AllocationFlagsAllocatorInstance.GetChildMemberWithName('SecondaryData')
self.AllocationFlagsSecondaryDataData = self.AllocationFlagsSecondaryData.GetChildMemberWithName('Data')
self.SecondaryDataDataVal = self.AllocationFlagsSecondaryDataData.GetValueAsUnsigned(0)
self.ElementType = self.extract_type()
# This may fail due to C++ struct padding - will have to check
self.ElementTypeSize = self.ElementType.GetByteSize() + self.TSetElement.GetValueAsUnsigned(0)
assert self.ElementTypeSize != 0
except:
pass
def has_children(self):
return True
def UE4MapSummaryProvider(valobj,dict):
return 'size=%s' % valobj.GetNumChildren()
def __lldb_init_module(debugger,dict):
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4TCharSummaryProvider -e TCHAR -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4FStringSummaryProvider -e -x "FString$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4FNameSummaryProvider -e -x "FName$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4FMinimalNameSummaryProvider -e -x "FMinimalName$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4UObjectBaseSummaryProvider -e UObject -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4UObjectBaseSummaryProvider -e UObjectBase -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4UObjectBaseSummaryProvider -e UObjectBaseUtility -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters.UE4FFieldClassSummaryProvider -e FFieldClass -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters.UE4FFieldSummaryProvider -e FField -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4FWeakObjectPtrSummaryProvider -e FWeakObjectPtr -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4TWeakObjectPtrSynthProvider -x "TWeakObjectPtr<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4TWeakObjectPtrSynthProvider -x "TAutoWeakObjectPtr<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4ArraySynthProvider -x "TArray<.+,.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4ArraySummaryProvider -e -x "TArray<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4BitArraySynthProvider -x "TBitArray<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4BitArraySummaryProvider -e -x "TBitArray<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4SparseArraySynthProvider -x "TSparseArray<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4SparseArraySummaryProvider -e -x "TSparseArray<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4ChunkedArraySynthProvider -x "TChunkedArray<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4ChunkedArraySummaryProvider -e -x "TChunkedArray<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4SetSynthProvider -x "TSet<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4SetSummaryProvider -e -x "TSet<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4MapSynthProvider -x "TMap<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4MapSummaryProvider -e -x "TMap<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type synthetic add -l UE4DataFormatters_2ByteChars.UE4MapSynthProvider -x "TMapBase<.+>$" -w UE4DataFormatters')
debugger.HandleCommand('type summary add -F UE4DataFormatters_2ByteChars.UE4MapSummaryProvider -e -x "TMapBase<.+>$" -w UE4DataFormatters')
debugger.HandleCommand("type category enable UE4DataFormatters")