LLDB  mainline
AppleObjCRuntimeV1.cpp
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1 //===-- AppleObjCRuntimeV1.cpp --------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "AppleObjCRuntimeV1.h"
10 #include "AppleObjCDeclVendor.h"
12 
13 #include "clang/AST/Type.h"
14 
17 #include "lldb/Core/Module.h"
21 #include "lldb/Symbol/Symbol.h"
23 #include "lldb/Target/Process.h"
25 #include "lldb/Target/Target.h"
26 #include "lldb/Target/Thread.h"
28 #include "lldb/Utility/Log.h"
29 #include "lldb/Utility/Scalar.h"
30 #include "lldb/Utility/Status.h"
32 
33 #include <memory>
34 #include <vector>
35 
36 using namespace lldb;
37 using namespace lldb_private;
38 
39 char AppleObjCRuntimeV1::ID = 0;
40 
41 AppleObjCRuntimeV1::AppleObjCRuntimeV1(Process *process)
42  : AppleObjCRuntime(process), m_hash_signature(),
43  m_isa_hash_table_ptr(LLDB_INVALID_ADDRESS) {}
44 
45 // for V1 runtime we just try to return a class name as that is the minimum
46 // level of support required for the data formatters to work
48  ValueObject &in_value, lldb::DynamicValueType use_dynamic,
49  TypeAndOrName &class_type_or_name, Address &address,
50  Value::ValueType &value_type) {
51  class_type_or_name.Clear();
52  value_type = Value::ValueType::Scalar;
53  if (CouldHaveDynamicValue(in_value)) {
54  auto class_descriptor(GetClassDescriptor(in_value));
55  if (class_descriptor && class_descriptor->IsValid() &&
56  class_descriptor->GetClassName()) {
57  const addr_t object_ptr = in_value.GetPointerValue();
58  address.SetRawAddress(object_ptr);
59  class_type_or_name.SetName(class_descriptor->GetClassName());
60  }
61  }
62  return !class_type_or_name.IsEmpty();
63 }
64 
65 // Static Functions
68  lldb::LanguageType language) {
69  // FIXME: This should be a MacOS or iOS process, and we need to look for the
70  // OBJC section to make
71  // sure we aren't using the V1 runtime.
72  if (language == eLanguageTypeObjC) {
73  ModuleSP objc_module_sp;
74 
75  if (AppleObjCRuntime::GetObjCVersion(process, objc_module_sp) ==
77  return new AppleObjCRuntimeV1(process);
78  else
79  return nullptr;
80  } else
81  return nullptr;
82 }
83 
86  GetPluginNameStatic(), "Apple Objective-C Language Runtime - Version 1",
88  /*command_callback = */ nullptr, GetBreakpointExceptionPrecondition);
89 }
90 
93 }
94 
95 BreakpointResolverSP
97  bool catch_bp, bool throw_bp) {
98  BreakpointResolverSP resolver_sp;
99 
100  if (throw_bp)
101  resolver_sp = std::make_shared<BreakpointResolverName>(
102  bkpt, std::get<1>(GetExceptionThrowLocation()).AsCString(),
103  eFunctionNameTypeBase, eLanguageTypeUnknown, Breakpoint::Exact, 0,
104  eLazyBoolNo);
105  // FIXME: don't do catch yet.
106  return resolver_sp;
107 }
108 
109 struct BufStruct {
110  char contents[2048];
111 };
112 
113 llvm::Expected<std::unique_ptr<UtilityFunction>>
115  ExecutionContext &exe_ctx) {
116  std::unique_ptr<BufStruct> buf(new BufStruct);
117 
118  int strformatsize =
119  snprintf(&buf->contents[0], sizeof(buf->contents),
120  "struct __objc_class "
121  " \n"
122  "{ "
123  " \n"
124  " struct __objc_class *isa; "
125  " \n"
126  " struct __objc_class *super_class; "
127  " \n"
128  " const char *name; "
129  " \n"
130  " // rest of struct elided because unused "
131  " \n"
132  "}; "
133  " \n"
134  " "
135  " \n"
136  "struct __objc_object "
137  " \n"
138  "{ "
139  " \n"
140  " struct __objc_class *isa; "
141  " \n"
142  "}; "
143  " \n"
144  " "
145  " \n"
146  "extern \"C\" void "
147  " \n"
148  "%s(void *$__lldb_arg_obj, void *$__lldb_arg_selector) "
149  " \n"
150  "{ "
151  " \n"
152  " struct __objc_object *obj = (struct "
153  "__objc_object*)$__lldb_arg_obj; \n"
154  " if ($__lldb_arg_obj == (void *)0) "
155  " \n"
156  " return; // nil is ok "
157  " (int)strlen(obj->isa->name); "
158  " \n"
159  "} "
160  " \n",
161  name.c_str());
162  assert(strformatsize < (int)sizeof(buf->contents));
163  (void)strformatsize;
164 
165  return GetTargetRef().CreateUtilityFunction(buf->contents, std::move(name),
166  eLanguageTypeC, exe_ctx);
167 }
168 
170  ValueObject &isa_pointer) {
171  Initialize(isa_pointer.GetValueAsUnsigned(0), isa_pointer.GetProcessSP());
172 }
173 
175  ObjCISA isa, lldb::ProcessSP process_sp) {
176  Initialize(isa, process_sp);
177 }
178 
180  ObjCISA isa, lldb::ProcessSP process_sp) {
181  if (!isa || !process_sp) {
182  m_valid = false;
183  return;
184  }
185 
186  m_valid = true;
187 
188  Status error;
189 
190  m_isa = process_sp->ReadPointerFromMemory(isa, error);
191 
192  if (error.Fail()) {
193  m_valid = false;
194  return;
195  }
196 
197  uint32_t ptr_size = process_sp->GetAddressByteSize();
198 
199  if (!IsPointerValid(m_isa, ptr_size)) {
200  m_valid = false;
201  return;
202  }
203 
204  m_parent_isa = process_sp->ReadPointerFromMemory(m_isa + ptr_size, error);
205 
206  if (error.Fail()) {
207  m_valid = false;
208  return;
209  }
210 
211  if (!IsPointerValid(m_parent_isa, ptr_size, true)) {
212  m_valid = false;
213  return;
214  }
215 
216  lldb::addr_t name_ptr =
217  process_sp->ReadPointerFromMemory(m_isa + 2 * ptr_size, error);
218 
219  if (error.Fail()) {
220  m_valid = false;
221  return;
222  }
223 
224  lldb::DataBufferSP buffer_sp(new DataBufferHeap(1024, 0));
225 
226  size_t count = process_sp->ReadCStringFromMemory(
227  name_ptr, (char *)buffer_sp->GetBytes(), 1024, error);
228 
229  if (error.Fail()) {
230  m_valid = false;
231  return;
232  }
233 
234  if (count)
235  m_name = ConstString((char *)buffer_sp->GetBytes());
236  else
237  m_name = ConstString();
238 
239  m_instance_size = process_sp->ReadUnsignedIntegerFromMemory(
240  m_isa + 5 * ptr_size, ptr_size, 0, error);
241 
242  if (error.Fail()) {
243  m_valid = false;
244  return;
245  }
246 
247  m_process_wp = lldb::ProcessWP(process_sp);
248 }
249 
252  if (!m_valid)
254  ProcessSP process_sp = m_process_wp.lock();
255  if (!process_sp)
258  new AppleObjCRuntimeV1::ClassDescriptorV1(m_parent_isa, process_sp));
259 }
260 
263  return ClassDescriptorSP();
264 }
265 
267  std::function<void(ObjCLanguageRuntime::ObjCISA)> const &superclass_func,
268  std::function<bool(const char *, const char *)> const &instance_method_func,
269  std::function<bool(const char *, const char *)> const &class_method_func,
270  std::function<bool(const char *, const char *, lldb::addr_t,
271  uint64_t)> const &ivar_func) const {
272  return false;
273 }
274 
276  return 0;
277 }
278 
281  ModuleSP objc_module_sp(GetObjCModule());
282 
283  if (!objc_module_sp)
284  return LLDB_INVALID_ADDRESS;
285 
286  static ConstString g_objc_debug_class_hash("_objc_debug_class_hash");
287 
288  const Symbol *symbol = objc_module_sp->FindFirstSymbolWithNameAndType(
289  g_objc_debug_class_hash, lldb::eSymbolTypeData);
290  if (symbol && symbol->ValueIsAddress()) {
291  Process *process = GetProcess();
292  if (process) {
293 
294  lldb::addr_t objc_debug_class_hash_addr =
295  symbol->GetAddressRef().GetLoadAddress(&process->GetTarget());
296 
297  if (objc_debug_class_hash_addr != LLDB_INVALID_ADDRESS) {
298  Status error;
299  lldb::addr_t objc_debug_class_hash_ptr =
300  process->ReadPointerFromMemory(objc_debug_class_hash_addr, error);
301  if (objc_debug_class_hash_ptr != 0 &&
302  objc_debug_class_hash_ptr != LLDB_INVALID_ADDRESS) {
303  m_isa_hash_table_ptr = objc_debug_class_hash_ptr;
304  }
305  }
306  }
307  }
308  }
309  return m_isa_hash_table_ptr;
310 }
311 
313  // TODO: implement HashTableSignature...
314  Process *process = GetProcess();
315 
316  if (process) {
317  // Update the process stop ID that indicates the last time we updated the
318  // map, whether it was successful or not.
320 
322 
323  ProcessSP process_sp = process->shared_from_this();
324 
325  ModuleSP objc_module_sp(GetObjCModule());
326 
327  if (!objc_module_sp)
328  return;
329 
330  lldb::addr_t hash_table_ptr = GetISAHashTablePointer();
331  if (hash_table_ptr != LLDB_INVALID_ADDRESS) {
332  // Read the NXHashTable struct:
333  //
334  // typedef struct {
335  // const NXHashTablePrototype *prototype;
336  // unsigned count;
337  // unsigned nbBuckets;
338  // void *buckets;
339  // const void *info;
340  // } NXHashTable;
341 
342  Status error;
343  DataBufferHeap buffer(1024, 0);
344  if (process->ReadMemory(hash_table_ptr, buffer.GetBytes(), 20, error) ==
345  20) {
346  const uint32_t addr_size = m_process->GetAddressByteSize();
347  const ByteOrder byte_order = m_process->GetByteOrder();
348  DataExtractor data(buffer.GetBytes(), buffer.GetByteSize(), byte_order,
349  addr_size);
350  lldb::offset_t offset = addr_size; // Skip prototype
351  const uint32_t count = data.GetU32(&offset);
352  const uint32_t num_buckets = data.GetU32(&offset);
353  const addr_t buckets_ptr = data.GetAddress(&offset);
354  if (m_hash_signature.NeedsUpdate(count, num_buckets, buckets_ptr)) {
355  m_hash_signature.UpdateSignature(count, num_buckets, buckets_ptr);
356 
357  const uint32_t data_size = num_buckets * 2 * sizeof(uint32_t);
358  buffer.SetByteSize(data_size);
359 
360  if (process->ReadMemory(buckets_ptr, buffer.GetBytes(), data_size,
361  error) == data_size) {
362  data.SetData(buffer.GetBytes(), buffer.GetByteSize(), byte_order);
363  offset = 0;
364  for (uint32_t bucket_idx = 0; bucket_idx < num_buckets;
365  ++bucket_idx) {
366  const uint32_t bucket_isa_count = data.GetU32(&offset);
367  const lldb::addr_t bucket_data = data.GetU32(&offset);
368 
369  if (bucket_isa_count == 0)
370  continue;
371 
372  ObjCISA isa;
373  if (bucket_isa_count == 1) {
374  // When we only have one entry in the bucket, the bucket data
375  // is the "isa"
376  isa = bucket_data;
377  if (isa) {
378  if (!ISAIsCached(isa)) {
379  ClassDescriptorSP descriptor_sp(
380  new ClassDescriptorV1(isa, process_sp));
381 
382  if (log && log->GetVerbose())
383  LLDB_LOGF(log,
384  "AppleObjCRuntimeV1 added (ObjCISA)0x%" PRIx64
385  " from _objc_debug_class_hash to "
386  "isa->descriptor cache",
387  isa);
388 
389  AddClass(isa, descriptor_sp);
390  }
391  }
392  } else {
393  // When we have more than one entry in the bucket, the bucket
394  // data is a pointer to an array of "isa" values
395  addr_t isa_addr = bucket_data;
396  for (uint32_t isa_idx = 0; isa_idx < bucket_isa_count;
397  ++isa_idx, isa_addr += addr_size) {
398  isa = m_process->ReadPointerFromMemory(isa_addr, error);
399 
400  if (isa && isa != LLDB_INVALID_ADDRESS) {
401  if (!ISAIsCached(isa)) {
402  ClassDescriptorSP descriptor_sp(
403  new ClassDescriptorV1(isa, process_sp));
404 
405  if (log && log->GetVerbose())
406  LLDB_LOGF(
407  log,
408  "AppleObjCRuntimeV1 added (ObjCISA)0x%" PRIx64
409  " from _objc_debug_class_hash to isa->descriptor "
410  "cache",
411  isa);
412 
413  AddClass(isa, descriptor_sp);
414  }
415  }
416  }
417  }
418  }
419  }
420  }
421  }
422  }
423  } else {
425  }
426 }
427 
429  return nullptr;
430 }
lldb_private::Value::ValueType::Scalar
@ Scalar
A raw scalar value.
lldb_private::ValueObject::GetValueAsUnsigned
virtual uint64_t GetValueAsUnsigned(uint64_t fail_value, bool *success=nullptr)
Definition: ValueObject.cpp:1090
lldb_private::TypeAndOrName::IsEmpty
bool IsEmpty() const
Definition: Type.cpp:792
lldb_private::ExecutionContext
Definition: ExecutionContext.h:292
lldb_private::DataBufferHeap::GetBytes
uint8_t * GetBytes() override
Definition: DataBufferHeap.cpp:34
lldb_private::DataBufferHeap::GetByteSize
lldb::offset_t GetByteSize() const override
Definition: DataBufferHeap.cpp:45
Scalar.h
lldb_private::DataExtractor::GetAddress
uint64_t GetAddress(lldb::offset_t *offset_ptr) const
Extract an address from *offset_ptr.
Definition: DataExtractor.cpp:651
lldb_private::AppleObjCRuntimeV1::Terminate
static void Terminate()
Definition: AppleObjCRuntimeV1.cpp:91
lldb_private::Log::GetVerbose
bool GetVerbose() const
Definition: Log.cpp:276
lldb_private::Process::ReadMemory
virtual size_t ReadMemory(lldb::addr_t vm_addr, void *buf, size_t size, Status &error)
Read of memory from a process.
Definition: Process.cpp:1926
FunctionCaller.h
lldb_private::DataBufferHeap::SetByteSize
lldb::offset_t SetByteSize(lldb::offset_t byte_size)
Set the number of bytes in the data buffer.
Definition: DataBufferHeap.cpp:49
lldb_private::TypeAndOrName::SetName
void SetName(ConstString type_name)
Definition: Type.cpp:770
lldb_private::ObjCLanguageRuntime::ClassDescriptorSP
std::shared_ptr< ClassDescriptor > ClassDescriptorSP
Definition: ObjCLanguageRuntime.h:44
lldb_private::Symbol
Definition: Symbol.h:20
lldb_private::Symbol::ValueIsAddress
bool ValueIsAddress() const
Definition: Symbol.cpp:117
LLDB_LOGF
#define LLDB_LOGF(log,...)
Definition: Log.h:249
lldb_private::Process
Definition: Process.h:341
lldb_private::AppleObjCRuntimeV1::UpdateISAToDescriptorMapIfNeeded
void UpdateISAToDescriptorMapIfNeeded() override
Definition: AppleObjCRuntimeV1.cpp:312
Module.h
BreakpointLocation.h
lldb_private::Process::GetTarget
Target & GetTarget()
Get the target object pointer for this module.
Definition: Process.h:1209
lldb_private::ValueObject::GetPointerValue
lldb::addr_t GetPointerValue(AddressType *address_type=nullptr)
Definition: ValueObject.cpp:1436
lldb::LanguageType
LanguageType
Programming language type.
Definition: lldb-enumerations.h:436
lldb_private::ObjCLanguageRuntime::GetBreakpointExceptionPrecondition
static lldb::BreakpointPreconditionSP GetBreakpointExceptionPrecondition(lldb::LanguageType language, bool throw_bp)
Definition: ObjCLanguageRuntime.cpp:349
lldb::eSymbolTypeData
@ eSymbolTypeData
Definition: lldb-enumerations.h:618
lldb::offset_t
uint64_t offset_t
Definition: lldb-types.h:87
lldb::addr_t
uint64_t addr_t
Definition: lldb-types.h:83
lldb_private::AppleObjCRuntimeV1::AppleObjCRuntimeV1
AppleObjCRuntimeV1(Process *process)
Definition: AppleObjCRuntimeV1.cpp:41
lldb_private::TypeAndOrName::Clear
void Clear()
Definition: Type.cpp:796
lldb_private::DataExtractor::SetData
lldb::offset_t SetData(const void *bytes, lldb::offset_t length, lldb::ByteOrder byte_order)
Set data with a buffer that is caller owned.
Definition: DataExtractor.cpp:225
Process.h
AppleObjCDeclVendor.h
Target.h
lldb_private::ValueObject::GetProcessSP
lldb::ProcessSP GetProcessSP() const
Definition: ValueObject.h:338
error
static llvm::raw_ostream & error(Stream &strm)
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ID
static char ID
Definition: IRDynamicChecks.cpp:32
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static bool UnregisterPlugin(ABICreateInstance create_callback)
Definition: PluginManager.cpp:295
lldb_private::AppleObjCRuntimeV1::CreateExceptionResolver
lldb::BreakpointResolverSP CreateExceptionResolver(const lldb::BreakpointSP &bkpt, bool catch_bp, bool throw_bp) override
Definition: AppleObjCRuntimeV1.cpp:96
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Definition: DataExtractor.h:48
Log.h
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lldb_private::AppleObjCRuntime::GetObjCVersion
static ObjCRuntimeVersions GetObjCVersion(Process *process, lldb::ModuleSP &objc_module_sp)
Definition: AppleObjCRuntime.cpp:371
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Process * m_process
Definition: Runtime.h:29
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bool CouldHaveDynamicValue(ValueObject &in_value) override
Definition: AppleObjCRuntime.cpp:261
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virtual ClassDescriptorSP GetClassDescriptor(ValueObject &in_value)
Definition: ObjCLanguageRuntime.cpp:235
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Address & GetAddressRef()
Definition: Symbol.h:57
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@ Exact
Definition: Breakpoint.h:86
lldb_private::AppleObjCRuntimeV1::HashTableSignature::UpdateSignature
void UpdateSignature(uint32_t count, uint32_t num_buckets, lldb::addr_t buckets_ptr)
Definition: AppleObjCRuntimeV1.h:135
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lldb::addr_t m_isa_hash_table_ptr
Definition: AppleObjCRuntimeV1.h:151
lldb_private::Target::CreateUtilityFunction
llvm::Expected< std::unique_ptr< UtilityFunction > > CreateUtilityFunction(std::string expression, std::string name, lldb::LanguageType language, ExecutionContext &exe_ctx)
Creates and installs a UtilityFunction for the given language.
Definition: Target.cpp:2320
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uint32_t GetAddressByteSize() const
Definition: Process.cpp:3348
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Definition: ConstString.h:40
BufStruct
Definition: AppleObjCRuntimeV1.cpp:109
lldb_private::AppleObjCRuntimeV1::GetDynamicTypeAndAddress
bool GetDynamicTypeAndAddress(ValueObject &in_value, lldb::DynamicValueType use_dynamic, TypeAndOrName &class_type_or_name, Address &address, Value::ValueType &value_type) override
Definition: AppleObjCRuntimeV1.cpp:47
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Log * GetLogIfAllCategoriesSet(uint32_t mask)
Definition: Logging.cpp:58
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ClassDescriptorV1(ValueObject &isa_pointer)
Definition: AppleObjCRuntimeV1.cpp:169
lldb_private::Value::ValueType
ValueType
Type that describes Value::m_value.
Definition: Value.h:41
lldb_private::AppleObjCRuntime
Definition: AppleObjCRuntime.h:23
lldb_private::AppleObjCRuntime::GetObjCModule
lldb::ModuleSP GetObjCModule()
Definition: AppleObjCRuntime.cpp:217
lldb_private::AppleObjCRuntimeV1::GetTaggedPointerObfuscator
lldb::addr_t GetTaggedPointerObfuscator()
Definition: AppleObjCRuntimeV1.cpp:275
lldb::DynamicValueType
DynamicValueType
Definition: lldb-enumerations.h:494
lldb_private::LanguageRuntime
Definition: LanguageRuntime.h:60
lldb::eLanguageTypeObjC
@ eLanguageTypeObjC
Objective-C.
Definition: lldb-enumerations.h:453
string
string(SUBSTRING ${p} 10 -1 pStripped) if($
Definition: Plugins/CMakeLists.txt:40
lldb_private::Runtime::GetTargetRef
Target & GetTargetRef()
Definition: Runtime.h:23
lldb_private::ObjCLanguageRuntime::ISAIsCached
bool ISAIsCached(ObjCISA isa) const
Definition: ObjCLanguageRuntime.h:320
lldb_private::ObjCLanguageRuntime::AddClass
bool AddClass(ObjCISA isa, const ClassDescriptorSP &descriptor_sp)
Definition: ObjCLanguageRuntime.h:324
Thread.h
lldb_private::ObjCLanguageRuntime::ObjCRuntimeVersions::eAppleObjC_V1
@ eAppleObjC_V1
lldb_private::AppleObjCRuntime::GetExceptionThrowLocation
static std::tuple< FileSpec, ConstString > GetExceptionThrowLocation()
Definition: AppleObjCRuntime.cpp:603
lldb_private::ObjCLanguageRuntime::m_isa_to_descriptor_stop_id
uint32_t m_isa_to_descriptor_stop_id
Definition: ObjCLanguageRuntime.h:400
lldb_private::AppleObjCRuntimeV1::GetDeclVendor
DeclVendor * GetDeclVendor() override
Definition: AppleObjCRuntimeV1.cpp:428
UtilityFunction.h
lldb_private::Address::SetRawAddress
void SetRawAddress(lldb::addr_t addr)
Definition: Address.h:435
Symbol.h
lldb_private::AppleObjCRuntimeV1::GetISAHashTablePointer
lldb::addr_t GetISAHashTablePointer()
Definition: AppleObjCRuntimeV1.cpp:279
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static llvm::StringRef GetPluginNameStatic()
Definition: AppleObjCRuntimeV1.h:31
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ClassDescriptorSP GetMetaclass() const override
Definition: AppleObjCRuntimeV1.cpp:262
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Definition: Status.h:44
lldb_private::ValueObject
ValueObject:
Definition: ValueObject.h:105
lldb::eLanguageTypeUnknown
@ eLanguageTypeUnknown
Unknown or invalid language value.
Definition: lldb-enumerations.h:437
uint32_t
lldb_private::eLazyBoolNo
@ eLazyBoolNo
Definition: lldb-private-enumerations.h:115
lldb_private::AppleObjCRuntimeV1::ClassDescriptorV1::Describe
bool Describe(std::function< void(ObjCLanguageRuntime::ObjCISA)> const &superclass_func, std::function< bool(const char *, const char *)> const &instance_method_func, std::function< bool(const char *, const char *)> const &class_method_func, std::function< bool(const char *, const char *, lldb::addr_t, uint64_t)> const &ivar_func) const override
Definition: AppleObjCRuntimeV1.cpp:266
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Definition: DeclVendor.h:20
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Process * GetProcess()
Definition: Runtime.h:22
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Definition: Address.h:59
lldb_private::ObjCLanguageRuntime::ObjCISA
lldb::addr_t ObjCISA
Definition: ObjCLanguageRuntime.h:42
lldb_private::AppleObjCRuntimeV1::CreateInstance
static lldb_private::LanguageRuntime * CreateInstance(Process *process, lldb::LanguageType language)
Definition: AppleObjCRuntimeV1.cpp:67
lldb_private::Address::GetLoadAddress
lldb::addr_t GetLoadAddress(Target *target) const
Get the load address.
Definition: Address.cpp:310
UINT32_MAX
#define UINT32_MAX
Definition: lldb-defines.h:31
AppleObjCRuntimeV1.h
lldb_private::DataExtractor::GetU32
uint32_t GetU32(lldb::offset_t *offset_ptr) const
Extract a uint32_t value from *offset_ptr.
Definition: DataExtractor.cpp:427
PluginManager.h
LLDB_INVALID_ADDRESS
#define LLDB_INVALID_ADDRESS
Definition: lldb-defines.h:86
lldb_private::AppleObjCRuntimeV1::HashTableSignature::NeedsUpdate
bool NeedsUpdate(uint32_t count, uint32_t num_buckets, lldb::addr_t buckets_ptr)
Definition: AppleObjCRuntimeV1.h:129
lldb_private::AppleObjCRuntimeV1::CreateObjectChecker
llvm::Expected< std::unique_ptr< UtilityFunction > > CreateObjectChecker(std::string, ExecutionContext &exe_ctx) override
Definition: AppleObjCRuntimeV1.cpp:114
Status.h
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Definition: PluginManager.cpp:288
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Non-standardized C, such as K&R.
Definition: lldb-enumerations.h:439
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Definition: SBCommandInterpreterRunOptions.h:16
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HashTableSignature m_hash_signature
Definition: AppleObjCRuntimeV1.h:150
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Definition: Process.cpp:3344
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Definition: Log.h:49
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Definition: Process.cpp:2134
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Definition: Type.h:394
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Definition: AppleObjCRuntimeV1.cpp:251
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Definition: Process.h:1368
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Definition: AppleObjCRuntimeV1.cpp:179
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Definition: DataBufferHeap.h:30
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Definition: Logging.h:15
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Definition: AppleObjCRuntimeV1.h:45
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Definition: AppleObjCRuntimeV1.cpp:84
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Definition: lldb-enumerations.h:138
AppleObjCTrampolineHandler.h