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ProcessMinidump.cpp
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1 //===-- ProcessMinidump.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 "ProcessMinidump.h"
10 
11 #include "ThreadMinidump.h"
12 
14 #include "lldb/Core/Module.h"
15 #include "lldb/Core/ModuleSpec.h"
17 #include "lldb/Core/Section.h"
27 #include "lldb/Target/Target.h"
30 #include "lldb/Utility/Log.h"
31 #include "lldb/Utility/State.h"
32 #include "llvm/BinaryFormat/Magic.h"
33 #include "llvm/Support/MemoryBuffer.h"
34 #include "llvm/Support/Threading.h"
35 
37 
38 #include <memory>
39 
40 using namespace lldb;
41 using namespace lldb_private;
42 using namespace minidump;
43 
45 
46 namespace {
47 
48 /// A minimal ObjectFile implementation providing a dummy object file for the
49 /// cases when the real module binary is not available. This allows the module
50 /// to show up in "image list" and symbols to be added to it.
51 class PlaceholderObjectFile : public ObjectFile {
52 public:
53  PlaceholderObjectFile(const lldb::ModuleSP &module_sp,
54  const ModuleSpec &module_spec, lldb::addr_t base,
55  lldb::addr_t size)
56  : ObjectFile(module_sp, &module_spec.GetFileSpec(), /*file_offset*/ 0,
57  /*length*/ 0, /*data_sp*/ nullptr, /*data_offset*/ 0),
58  m_arch(module_spec.GetArchitecture()), m_uuid(module_spec.GetUUID()),
59  m_base(base), m_size(size) {
60  m_symtab_up = std::make_unique<Symtab>(this);
61  }
62 
63  static ConstString GetStaticPluginName() {
64  return ConstString("placeholder");
65  }
66  ConstString GetPluginName() override { return GetStaticPluginName(); }
67  uint32_t GetPluginVersion() override { return 1; }
68  bool ParseHeader() override { return true; }
69  Type CalculateType() override { return eTypeUnknown; }
70  Strata CalculateStrata() override { return eStrataUnknown; }
71  uint32_t GetDependentModules(FileSpecList &file_list) override { return 0; }
72  bool IsExecutable() const override { return false; }
73  ArchSpec GetArchitecture() override { return m_arch; }
74  UUID GetUUID() override { return m_uuid; }
75  Symtab *GetSymtab() override { return m_symtab_up.get(); }
76  bool IsStripped() override { return true; }
77  ByteOrder GetByteOrder() const override { return m_arch.GetByteOrder(); }
78 
79  uint32_t GetAddressByteSize() const override {
80  return m_arch.GetAddressByteSize();
81  }
82 
83  Address GetBaseAddress() override {
84  return Address(m_sections_up->GetSectionAtIndex(0), 0);
85  }
86 
87  void CreateSections(SectionList &unified_section_list) override {
88  m_sections_up = std::make_unique<SectionList>();
89  auto section_sp = std::make_shared<Section>(
90  GetModule(), this, /*sect_id*/ 0, ConstString(".module_image"),
91  eSectionTypeOther, m_base, m_size, /*file_offset*/ 0, /*file_size*/ 0,
92  /*log2align*/ 0, /*flags*/ 0);
93  section_sp->SetPermissions(ePermissionsReadable | ePermissionsExecutable);
94  m_sections_up->AddSection(section_sp);
95  unified_section_list.AddSection(std::move(section_sp));
96  }
97 
98  bool SetLoadAddress(Target &target, addr_t value,
99  bool value_is_offset) override {
100  assert(!value_is_offset);
101  assert(value == m_base);
102 
103  // Create sections if they haven't been created already.
104  GetModule()->GetSectionList();
105  assert(m_sections_up->GetNumSections(0) == 1);
106 
108  m_sections_up->GetSectionAtIndex(0), m_base);
109  return true;
110  }
111 
112  void Dump(Stream *s) override {
113  s->Format("Placeholder object file for {0} loaded at [{1:x}-{2:x})\n",
114  GetFileSpec(), m_base, m_base + m_size);
115  }
116 
117  lldb::addr_t GetBaseImageAddress() const { return m_base; }
118 private:
119  ArchSpec m_arch;
120  UUID m_uuid;
121  lldb::addr_t m_base;
122  lldb::addr_t m_size;
123 };
124 
125 /// Duplicate the HashElfTextSection() from the breakpad sources.
126 ///
127 /// Breakpad, a Google crash log reporting tool suite, creates minidump files
128 /// for many different architectures. When using Breakpad to create ELF
129 /// minidumps, it will check for a GNU build ID when creating a minidump file
130 /// and if one doesn't exist in the file, it will say the UUID of the file is a
131 /// checksum of up to the first 4096 bytes of the .text section. Facebook also
132 /// uses breakpad and modified this hash to avoid collisions so we can
133 /// calculate and check for this as well.
134 ///
135 /// The breakpad code might end up hashing up to 15 bytes that immediately
136 /// follow the .text section in the file, so this code must do exactly what it
137 /// does so we can get an exact match for the UUID.
138 ///
139 /// \param[in] module_sp The module to grab the .text section from.
140 ///
141 /// \param[in,out] breakpad_uuid A vector that will receive the calculated
142 /// breakpad .text hash.
143 ///
144 /// \param[in,out] facebook_uuid A vector that will receive the calculated
145 /// facebook .text hash.
146 ///
147 void HashElfTextSection(ModuleSP module_sp, std::vector<uint8_t> &breakpad_uuid,
148  std::vector<uint8_t> &facebook_uuid) {
149  SectionList *sect_list = module_sp->GetSectionList();
150  if (sect_list == nullptr)
151  return;
152  SectionSP sect_sp = sect_list->FindSectionByName(ConstString(".text"));
153  if (!sect_sp)
154  return;
155  constexpr size_t kMDGUIDSize = 16;
156  constexpr size_t kBreakpadPageSize = 4096;
157  // The breakpad code has a bug where it might access beyond the end of a
158  // .text section by up to 15 bytes, so we must ensure we round up to the
159  // next kMDGUIDSize byte boundary.
160  DataExtractor data;
161  const size_t text_size = sect_sp->GetFileSize();
162  const size_t read_size = std::min<size_t>(
163  llvm::alignTo(text_size, kMDGUIDSize), kBreakpadPageSize);
164  sect_sp->GetObjectFile()->GetData(sect_sp->GetFileOffset(), read_size, data);
165 
166  breakpad_uuid.assign(kMDGUIDSize, 0);
167  facebook_uuid.assign(kMDGUIDSize, 0);
168 
169  // The only difference between the breakpad hash and the facebook hash is the
170  // hashing of the text section size into the hash prior to hashing the .text
171  // contents.
172  for (size_t i = 0; i < kMDGUIDSize; i++)
173  facebook_uuid[i] ^= text_size % 255;
174 
175  // This code carefully duplicates how the hash was created in Breakpad
176  // sources, including the error where it might has an extra 15 bytes past the
177  // end of the .text section if the .text section is less than a page size in
178  // length.
179  const uint8_t *ptr = data.GetDataStart();
180  const uint8_t *ptr_end = data.GetDataEnd();
181  while (ptr < ptr_end) {
182  for (unsigned i = 0; i < kMDGUIDSize; i++) {
183  breakpad_uuid[i] ^= ptr[i];
184  facebook_uuid[i] ^= ptr[i];
185  }
186  ptr += kMDGUIDSize;
187  }
188 }
189 
190 } // namespace
191 
192 ConstString ProcessMinidump::GetPluginNameStatic() {
193  static ConstString g_name("minidump");
194  return g_name;
195 }
196 
197 const char *ProcessMinidump::GetPluginDescriptionStatic() {
198  return "Minidump plug-in.";
199 }
200 
201 lldb::ProcessSP ProcessMinidump::CreateInstance(lldb::TargetSP target_sp,
202  lldb::ListenerSP listener_sp,
203  const FileSpec *crash_file,
204  bool can_connect) {
205  if (!crash_file || can_connect)
206  return nullptr;
207 
208  lldb::ProcessSP process_sp;
209  // Read enough data for the Minidump header
210  constexpr size_t header_size = sizeof(Header);
211  auto DataPtr = FileSystem::Instance().CreateDataBuffer(crash_file->GetPath(),
212  header_size, 0);
213  if (!DataPtr)
214  return nullptr;
215 
216  lldbassert(DataPtr->GetByteSize() == header_size);
217  if (identify_magic(toStringRef(DataPtr->GetData())) != llvm::file_magic::minidump)
218  return nullptr;
219 
220  auto AllData =
221  FileSystem::Instance().CreateDataBuffer(crash_file->GetPath(), -1, 0);
222  if (!AllData)
223  return nullptr;
224 
225  return std::make_shared<ProcessMinidump>(target_sp, listener_sp, *crash_file,
226  std::move(AllData));
227 }
228 
229 bool ProcessMinidump::CanDebug(lldb::TargetSP target_sp,
230  bool plugin_specified_by_name) {
231  return true;
232 }
233 
234 ProcessMinidump::ProcessMinidump(lldb::TargetSP target_sp,
235  lldb::ListenerSP listener_sp,
236  const FileSpec &core_file,
237  DataBufferSP core_data)
238  : PostMortemProcess(target_sp, listener_sp), m_core_file(core_file),
239  m_core_data(std::move(core_data)), m_is_wow64(false) {}
240 
242  Clear();
243  // We need to call finalize on the process before destroying ourselves to
244  // make sure all of the broadcaster cleanup goes as planned. If we destruct
245  // this class, then Process::~Process() might have problems trying to fully
246  // destroy the broadcaster.
247  Finalize();
248 }
249 
251  static llvm::once_flag g_once_flag;
252 
253  llvm::call_once(g_once_flag, []() {
257  });
258 }
259 
262 }
263 
265  auto expected_parser = MinidumpParser::Create(m_core_data);
266  if (!expected_parser)
267  return Status(expected_parser.takeError());
268  m_minidump_parser = std::move(*expected_parser);
269 
270  Status error;
271 
272  // Do we support the minidump's architecture?
273  ArchSpec arch = GetArchitecture();
274  switch (arch.GetMachine()) {
275  case llvm::Triple::x86:
276  case llvm::Triple::x86_64:
277  case llvm::Triple::arm:
278  case llvm::Triple::aarch64:
279  // Any supported architectures must be listed here and also supported in
280  // ThreadMinidump::CreateRegisterContextForFrame().
281  break;
282  default:
283  error.SetErrorStringWithFormat("unsupported minidump architecture: %s",
284  arch.GetArchitectureName());
285  return error;
286  }
287  GetTarget().SetArchitecture(arch, true /*set_platform*/);
288 
289  m_thread_list = m_minidump_parser->GetThreads();
290  m_active_exception = m_minidump_parser->GetExceptionStream();
291 
293 
294  ReadModuleList();
295 
296  llvm::Optional<lldb::pid_t> pid = m_minidump_parser->GetPid();
297  if (!pid) {
298  GetTarget().GetDebugger().GetAsyncErrorStream()->PutCString(
299  "Unable to retrieve process ID from minidump file, setting process ID "
300  "to 1.\n");
301  pid = 1;
302  }
303  SetID(pid.getValue());
304 
305  return error;
306 }
307 
309 
311 
313 
315 
316  if (!m_active_exception)
317  return;
318 
319  constexpr uint32_t BreakpadDumpRequested = 0xFFFFFFFF;
320  if (m_active_exception->ExceptionRecord.ExceptionCode ==
321  BreakpadDumpRequested) {
322  // This "ExceptionCode" value is a sentinel that is sometimes used
323  // when generating a dump for a process that hasn't crashed.
324 
325  // TODO: The definition and use of this "dump requested" constant
326  // in Breakpad are actually Linux-specific, and for similar use
327  // cases on Mac/Windows it defines different constants, referring
328  // to them as "simulated" exceptions; consider moving this check
329  // down to the OS-specific paths and checking each OS for its own
330  // constant.
331  return;
332  }
333 
334  lldb::StopInfoSP stop_info;
335  lldb::ThreadSP stop_thread;
336 
339  ArchSpec arch = GetArchitecture();
340 
341  if (arch.GetTriple().getOS() == llvm::Triple::Linux) {
342  uint32_t signo = m_active_exception->ExceptionRecord.ExceptionCode;
343 
344  if (signo == 0) {
345  // No stop.
346  return;
347  }
348 
350  *stop_thread, signo);
351  } else if (arch.GetTriple().getVendor() == llvm::Triple::Apple) {
353  *stop_thread, m_active_exception->ExceptionRecord.ExceptionCode, 2,
354  m_active_exception->ExceptionRecord.ExceptionFlags,
355  m_active_exception->ExceptionRecord.ExceptionAddress, 0);
356  } else {
357  std::string desc;
358  llvm::raw_string_ostream desc_stream(desc);
359  desc_stream << "Exception "
360  << llvm::format_hex(
361  m_active_exception->ExceptionRecord.ExceptionCode, 8)
362  << " encountered at address "
363  << llvm::format_hex(
364  m_active_exception->ExceptionRecord.ExceptionAddress, 8);
366  *stop_thread, desc_stream.str().c_str());
367  }
368 
369  stop_thread->SetStopInfo(stop_info);
370 }
371 
372 bool ProcessMinidump::IsAlive() { return true; }
373 
374 bool ProcessMinidump::WarnBeforeDetach() const { return false; }
375 
376 size_t ProcessMinidump::ReadMemory(lldb::addr_t addr, void *buf, size_t size,
377  Status &error) {
378  // Don't allow the caching that lldb_private::Process::ReadMemory does since
379  // we have it all cached in our dump file anyway.
380  return DoReadMemory(addr, buf, size, error);
381 }
382 
383 size_t ProcessMinidump::DoReadMemory(lldb::addr_t addr, void *buf, size_t size,
384  Status &error) {
385 
386  llvm::ArrayRef<uint8_t> mem = m_minidump_parser->GetMemory(addr, size);
387  if (mem.empty()) {
388  error.SetErrorString("could not parse memory info");
389  return 0;
390  }
391 
392  std::memcpy(buf, mem.data(), mem.size());
393  return mem.size();
394 }
395 
397  if (!m_is_wow64) {
398  return m_minidump_parser->GetArchitecture();
399  }
400 
401  llvm::Triple triple;
402  triple.setVendor(llvm::Triple::VendorType::UnknownVendor);
403  triple.setArch(llvm::Triple::ArchType::x86);
404  triple.setOS(llvm::Triple::OSType::Win32);
405  return ArchSpec(triple);
406 }
407 
409  if (m_memory_regions)
410  return;
411  m_memory_regions.emplace();
412  bool is_complete;
413  std::tie(*m_memory_regions, is_complete) =
414  m_minidump_parser->BuildMemoryRegions();
415 
416  if (is_complete)
417  return;
418 
419  MemoryRegionInfos to_add;
420  ModuleList &modules = GetTarget().GetImages();
422  modules.ForEach([&](const ModuleSP &module_sp) {
423  SectionList *sections = module_sp->GetSectionList();
424  for (size_t i = 0; i < sections->GetSize(); ++i) {
425  SectionSP section_sp = sections->GetSectionAtIndex(i);
426  addr_t load_addr = load_list.GetSectionLoadAddress(section_sp);
427  if (load_addr == LLDB_INVALID_ADDRESS)
428  continue;
429  MemoryRegionInfo::RangeType section_range(load_addr,
430  section_sp->GetByteSize());
431  MemoryRegionInfo region =
433  if (region.GetMapped() != MemoryRegionInfo::eYes &&
434  region.GetRange().GetRangeBase() <= section_range.GetRangeBase() &&
435  section_range.GetRangeEnd() <= region.GetRange().GetRangeEnd()) {
436  to_add.emplace_back();
437  to_add.back().GetRange() = section_range;
438  to_add.back().SetLLDBPermissions(section_sp->GetPermissions());
439  to_add.back().SetMapped(MemoryRegionInfo::eYes);
440  to_add.back().SetName(module_sp->GetFileSpec().GetPath().c_str());
441  }
442  }
443  return true;
444  });
445  m_memory_regions->insert(m_memory_regions->end(), to_add.begin(),
446  to_add.end());
447  llvm::sort(*m_memory_regions);
448 }
449 
451  MemoryRegionInfo &region) {
454  return Status();
455 }
456 
459  region_list = *m_memory_regions;
460  return Status();
461 }
462 
464 
466  ThreadList &new_thread_list) {
467  for (const minidump::Thread &thread : m_thread_list) {
468  LocationDescriptor context_location = thread.Context;
469 
470  // If the minidump contains an exception context, use it
471  if (m_active_exception != nullptr &&
472  m_active_exception->ThreadId == thread.ThreadId) {
473  context_location = m_active_exception->ThreadContext;
474  }
475 
476  llvm::ArrayRef<uint8_t> context;
477  if (!m_is_wow64)
478  context = m_minidump_parser->GetThreadContext(context_location);
479  else
480  context = m_minidump_parser->GetThreadContextWow64(thread);
481 
482  lldb::ThreadSP thread_sp(new ThreadMinidump(*this, thread, context));
483  new_thread_list.AddThread(thread_sp);
484  }
485  return new_thread_list.GetSize(false) > 0;
486 }
487 
489  llvm::StringRef name,
490  ModuleSpec module_spec) {
492  Status error;
493 
494  ModuleSP module_sp =
495  GetTarget().GetOrCreateModule(module_spec, true /* notify */, &error);
496  if (!module_sp)
497  return module_sp;
498  // We consider the module to be a match if the minidump UUID is a
499  // prefix of the actual UUID, or if either of the UUIDs are empty.
500  const auto dmp_bytes = minidump_uuid.GetBytes();
501  const auto mod_bytes = module_sp->GetUUID().GetBytes();
502  const bool match = dmp_bytes.empty() || mod_bytes.empty() ||
503  mod_bytes.take_front(dmp_bytes.size()) == dmp_bytes;
504  if (match) {
505  LLDB_LOG(log, "Partial uuid match for {0}.", name);
506  return module_sp;
507  }
508 
509  // Breakpad generates minindump files, and if there is no GNU build
510  // ID in the binary, it will calculate a UUID by hashing first 4096
511  // bytes of the .text section and using that as the UUID for a module
512  // in the minidump. Facebook uses a modified breakpad client that
513  // uses a slightly modified this hash to avoid collisions. Check for
514  // UUIDs from the minindump that match these cases and accept the
515  // module we find if they do match.
516  std::vector<uint8_t> breakpad_uuid;
517  std::vector<uint8_t> facebook_uuid;
518  HashElfTextSection(module_sp, breakpad_uuid, facebook_uuid);
519  if (dmp_bytes == llvm::ArrayRef<uint8_t>(breakpad_uuid)) {
520  LLDB_LOG(log, "Breakpad .text hash match for {0}.", name);
521  return module_sp;
522  }
523  if (dmp_bytes == llvm::ArrayRef<uint8_t>(facebook_uuid)) {
524  LLDB_LOG(log, "Facebook .text hash match for {0}.", name);
525  return module_sp;
526  }
527  // The UUID wasn't a partial match and didn't match the .text hash
528  // so remove the module from the target, we will need to create a
529  // placeholder object file.
530  GetTarget().GetImages().Remove(module_sp);
531  module_sp.reset();
532  return module_sp;
533 }
534 
536  std::vector<const minidump::Module *> filtered_modules =
537  m_minidump_parser->GetFilteredModuleList();
538 
540 
541  for (auto module : filtered_modules) {
542  std::string name = cantFail(m_minidump_parser->GetMinidumpFile().getString(
543  module->ModuleNameRVA));
544  const uint64_t load_addr = module->BaseOfImage;
545  const uint64_t load_size = module->SizeOfImage;
546  LLDB_LOG(log, "found module: name: {0} {1:x10}-{2:x10} size: {3}", name,
547  load_addr, load_addr + load_size, load_size);
548 
549  // check if the process is wow64 - a 32 bit windows process running on a
550  // 64 bit windows
551  if (llvm::StringRef(name).endswith_lower("wow64.dll")) {
552  m_is_wow64 = true;
553  }
554 
555  const auto uuid = m_minidump_parser->GetModuleUUID(module);
556  auto file_spec = FileSpec(name, GetArchitecture().GetTriple());
557  ModuleSpec module_spec(file_spec, uuid);
558  module_spec.GetArchitecture() = GetArchitecture();
559  Status error;
560  // Try and find a module with a full UUID that matches. This function will
561  // add the module to the target if it finds one.
562  lldb::ModuleSP module_sp = GetTarget().GetOrCreateModule(module_spec,
563  true /* notify */, &error);
564  if (module_sp) {
565  LLDB_LOG(log, "Full uuid match for {0}.", name);
566  } else {
567  // We couldn't find a module with an exactly-matching UUID. Sometimes
568  // a minidump UUID is only a partial match or is a hash. So try again
569  // without specifying the UUID, then again without specifying the
570  // directory if that fails. This will allow us to find modules with
571  // partial matches or hash UUIDs in user-provided sysroots or search
572  // directories (target.exec-search-paths).
573  ModuleSpec partial_module_spec = module_spec;
574  partial_module_spec.GetUUID().Clear();
575  module_sp = GetOrCreateModule(uuid, name, partial_module_spec);
576  if (!module_sp) {
577  partial_module_spec.GetFileSpec().GetDirectory().Clear();
578  module_sp = GetOrCreateModule(uuid, name, partial_module_spec);
579  }
580  }
581  if (module_sp) {
582  // Watch out for place holder modules that have different paths, but the
583  // same UUID. If the base address is different, create a new module. If
584  // we don't then we will end up setting the load address of a different
585  // PlaceholderObjectFile and an assertion will fire.
586  auto *objfile = module_sp->GetObjectFile();
587  if (objfile && objfile->GetPluginName() ==
588  PlaceholderObjectFile::GetStaticPluginName()) {
589  if (((PlaceholderObjectFile *)objfile)->GetBaseImageAddress() !=
590  load_addr)
591  module_sp.reset();
592  }
593  }
594  if (!module_sp) {
595  // We failed to locate a matching local object file. Fortunately, the
596  // minidump format encodes enough information about each module's memory
597  // range to allow us to create placeholder modules.
598  //
599  // This enables most LLDB functionality involving address-to-module
600  // translations (ex. identifing the module for a stack frame PC) and
601  // modules/sections commands (ex. target modules list, ...)
602  LLDB_LOG(log,
603  "Unable to locate the matching object file, creating a "
604  "placeholder module for: {0}",
605  name);
606 
607  module_sp = Module::CreateModuleFromObjectFile<PlaceholderObjectFile>(
608  module_spec, load_addr, load_size);
609  GetTarget().GetImages().Append(module_sp, true /* notify */);
610  }
611 
612  bool load_addr_changed = false;
613  module_sp->SetLoadAddress(GetTarget(), load_addr, false,
614  load_addr_changed);
615  }
616 }
617 
619  info.Clear();
620  info.SetProcessID(GetID());
622  lldb::ModuleSP module_sp = GetTarget().GetExecutableModule();
623  if (module_sp) {
624  const bool add_exe_file_as_first_arg = false;
625  info.SetExecutableFile(GetTarget().GetExecutableModule()->GetFileSpec(),
626  add_exe_file_as_first_arg);
627  }
628  return true;
629 }
630 
631 // For minidumps there's no runtime generated code so we don't need JITLoader(s)
632 // Avoiding them will also speed up minidump loading since JITLoaders normally
633 // try to set up symbolic breakpoints, which in turn may force loading more
634 // debug information than needed.
636  if (!m_jit_loaders_up) {
637  m_jit_loaders_up = std::make_unique<JITLoaderList>();
638  }
639  return *m_jit_loaders_up;
640 }
641 
642 #define INIT_BOOL(VAR, LONG, SHORT, DESC) \
643  VAR(LLDB_OPT_SET_1, false, LONG, SHORT, DESC, false, true)
644 #define APPEND_OPT(VAR) \
645  m_option_group.Append(&VAR, LLDB_OPT_SET_ALL, LLDB_OPT_SET_1)
646 
648 private:
675 
677  if (m_dump_all.GetOptionValue().GetCurrentValue() ||
678  m_dump_linux_all.GetOptionValue().GetCurrentValue() ||
679  m_fb_all.GetOptionValue().GetCurrentValue() ||
680  m_dump_directory.GetOptionValue().GetCurrentValue() ||
681  m_dump_linux_cpuinfo.GetOptionValue().GetCurrentValue() ||
682  m_dump_linux_proc_status.GetOptionValue().GetCurrentValue() ||
683  m_dump_linux_lsb_release.GetOptionValue().GetCurrentValue() ||
684  m_dump_linux_cmdline.GetOptionValue().GetCurrentValue() ||
685  m_dump_linux_environ.GetOptionValue().GetCurrentValue() ||
686  m_dump_linux_auxv.GetOptionValue().GetCurrentValue() ||
687  m_dump_linux_maps.GetOptionValue().GetCurrentValue() ||
688  m_dump_linux_proc_stat.GetOptionValue().GetCurrentValue() ||
689  m_dump_linux_proc_uptime.GetOptionValue().GetCurrentValue() ||
690  m_dump_linux_proc_fd.GetOptionValue().GetCurrentValue() ||
691  m_fb_app_data.GetOptionValue().GetCurrentValue() ||
692  m_fb_build_id.GetOptionValue().GetCurrentValue() ||
693  m_fb_version.GetOptionValue().GetCurrentValue() ||
694  m_fb_java_stack.GetOptionValue().GetCurrentValue() ||
695  m_fb_dalvik.GetOptionValue().GetCurrentValue() ||
696  m_fb_unwind.GetOptionValue().GetCurrentValue() ||
697  m_fb_error_log.GetOptionValue().GetCurrentValue() ||
698  m_fb_app_state.GetOptionValue().GetCurrentValue() ||
699  m_fb_abort.GetOptionValue().GetCurrentValue() ||
700  m_fb_thread.GetOptionValue().GetCurrentValue() ||
701  m_fb_logcat.GetOptionValue().GetCurrentValue())
702  return;
703  // If no options were set, then dump everything
704  m_dump_all.GetOptionValue().SetCurrentValue(true);
705  }
706  bool DumpAll() const {
707  return m_dump_all.GetOptionValue().GetCurrentValue();
708  }
709  bool DumpDirectory() const {
710  return DumpAll() ||
711  m_dump_directory.GetOptionValue().GetCurrentValue();
712  }
713  bool DumpLinux() const {
714  return DumpAll() || m_dump_linux_all.GetOptionValue().GetCurrentValue();
715  }
716  bool DumpLinuxCPUInfo() const {
717  return DumpLinux() ||
718  m_dump_linux_cpuinfo.GetOptionValue().GetCurrentValue();
719  }
720  bool DumpLinuxProcStatus() const {
721  return DumpLinux() ||
722  m_dump_linux_proc_status.GetOptionValue().GetCurrentValue();
723  }
724  bool DumpLinuxProcStat() const {
725  return DumpLinux() ||
726  m_dump_linux_proc_stat.GetOptionValue().GetCurrentValue();
727  }
728  bool DumpLinuxLSBRelease() const {
729  return DumpLinux() ||
730  m_dump_linux_lsb_release.GetOptionValue().GetCurrentValue();
731  }
732  bool DumpLinuxCMDLine() const {
733  return DumpLinux() ||
734  m_dump_linux_cmdline.GetOptionValue().GetCurrentValue();
735  }
736  bool DumpLinuxEnviron() const {
737  return DumpLinux() ||
738  m_dump_linux_environ.GetOptionValue().GetCurrentValue();
739  }
740  bool DumpLinuxAuxv() const {
741  return DumpLinux() ||
742  m_dump_linux_auxv.GetOptionValue().GetCurrentValue();
743  }
744  bool DumpLinuxMaps() const {
745  return DumpLinux() ||
746  m_dump_linux_maps.GetOptionValue().GetCurrentValue();
747  }
748  bool DumpLinuxProcUptime() const {
749  return DumpLinux() ||
750  m_dump_linux_proc_uptime.GetOptionValue().GetCurrentValue();
751  }
752  bool DumpLinuxProcFD() const {
753  return DumpLinux() ||
754  m_dump_linux_proc_fd.GetOptionValue().GetCurrentValue();
755  }
756  bool DumpFacebook() const {
757  return DumpAll() || m_fb_all.GetOptionValue().GetCurrentValue();
758  }
759  bool DumpFacebookAppData() const {
760  return DumpFacebook() || m_fb_app_data.GetOptionValue().GetCurrentValue();
761  }
762  bool DumpFacebookBuildID() const {
763  return DumpFacebook() || m_fb_build_id.GetOptionValue().GetCurrentValue();
764  }
765  bool DumpFacebookVersionName() const {
766  return DumpFacebook() || m_fb_version.GetOptionValue().GetCurrentValue();
767  }
768  bool DumpFacebookJavaStack() const {
769  return DumpFacebook() || m_fb_java_stack.GetOptionValue().GetCurrentValue();
770  }
771  bool DumpFacebookDalvikInfo() const {
772  return DumpFacebook() || m_fb_dalvik.GetOptionValue().GetCurrentValue();
773  }
775  return DumpFacebook() || m_fb_unwind.GetOptionValue().GetCurrentValue();
776  }
777  bool DumpFacebookErrorLog() const {
778  return DumpFacebook() || m_fb_error_log.GetOptionValue().GetCurrentValue();
779  }
780  bool DumpFacebookAppStateLog() const {
781  return DumpFacebook() || m_fb_app_state.GetOptionValue().GetCurrentValue();
782  }
783  bool DumpFacebookAbortReason() const {
784  return DumpFacebook() || m_fb_abort.GetOptionValue().GetCurrentValue();
785  }
786  bool DumpFacebookThreadName() const {
787  return DumpFacebook() || m_fb_thread.GetOptionValue().GetCurrentValue();
788  }
789  bool DumpFacebookLogcat() const {
790  return DumpFacebook() || m_fb_logcat.GetOptionValue().GetCurrentValue();
791  }
792 public:
794  : CommandObjectParsed(interpreter, "process plugin dump",
795  "Dump information from the minidump file.", nullptr),
796  m_option_group(),
797  INIT_BOOL(m_dump_all, "all", 'a',
798  "Dump the everything in the minidump."),
799  INIT_BOOL(m_dump_directory, "directory", 'd',
800  "Dump the minidump directory map."),
801  INIT_BOOL(m_dump_linux_cpuinfo, "cpuinfo", 'C',
802  "Dump linux /proc/cpuinfo."),
803  INIT_BOOL(m_dump_linux_proc_status, "status", 's',
804  "Dump linux /proc/<pid>/status."),
805  INIT_BOOL(m_dump_linux_lsb_release, "lsb-release", 'r',
806  "Dump linux /etc/lsb-release."),
807  INIT_BOOL(m_dump_linux_cmdline, "cmdline", 'c',
808  "Dump linux /proc/<pid>/cmdline."),
809  INIT_BOOL(m_dump_linux_environ, "environ", 'e',
810  "Dump linux /proc/<pid>/environ."),
811  INIT_BOOL(m_dump_linux_auxv, "auxv", 'x',
812  "Dump linux /proc/<pid>/auxv."),
813  INIT_BOOL(m_dump_linux_maps, "maps", 'm',
814  "Dump linux /proc/<pid>/maps."),
815  INIT_BOOL(m_dump_linux_proc_stat, "stat", 'S',
816  "Dump linux /proc/<pid>/stat."),
817  INIT_BOOL(m_dump_linux_proc_uptime, "uptime", 'u',
818  "Dump linux process uptime."),
819  INIT_BOOL(m_dump_linux_proc_fd, "fd", 'f',
820  "Dump linux /proc/<pid>/fd."),
821  INIT_BOOL(m_dump_linux_all, "linux", 'l',
822  "Dump all linux streams."),
823  INIT_BOOL(m_fb_app_data, "fb-app-data", 1,
824  "Dump Facebook application custom data."),
825  INIT_BOOL(m_fb_build_id, "fb-build-id", 2,
826  "Dump the Facebook build ID."),
827  INIT_BOOL(m_fb_version, "fb-version", 3,
828  "Dump Facebook application version string."),
829  INIT_BOOL(m_fb_java_stack, "fb-java-stack", 4,
830  "Dump Facebook java stack."),
831  INIT_BOOL(m_fb_dalvik, "fb-dalvik-info", 5,
832  "Dump Facebook Dalvik info."),
833  INIT_BOOL(m_fb_unwind, "fb-unwind-symbols", 6,
834  "Dump Facebook unwind symbols."),
835  INIT_BOOL(m_fb_error_log, "fb-error-log", 7,
836  "Dump Facebook error log."),
837  INIT_BOOL(m_fb_app_state, "fb-app-state-log", 8,
838  "Dump Facebook java stack."),
839  INIT_BOOL(m_fb_abort, "fb-abort-reason", 9,
840  "Dump Facebook abort reason."),
841  INIT_BOOL(m_fb_thread, "fb-thread-name", 10,
842  "Dump Facebook thread name."),
843  INIT_BOOL(m_fb_logcat, "fb-logcat", 11,
844  "Dump Facebook logcat."),
845  INIT_BOOL(m_fb_all, "facebook", 12, "Dump all Facebook streams.") {
846  APPEND_OPT(m_dump_all);
847  APPEND_OPT(m_dump_directory);
848  APPEND_OPT(m_dump_linux_cpuinfo);
849  APPEND_OPT(m_dump_linux_proc_status);
850  APPEND_OPT(m_dump_linux_lsb_release);
851  APPEND_OPT(m_dump_linux_cmdline);
852  APPEND_OPT(m_dump_linux_environ);
853  APPEND_OPT(m_dump_linux_auxv);
854  APPEND_OPT(m_dump_linux_maps);
855  APPEND_OPT(m_dump_linux_proc_stat);
856  APPEND_OPT(m_dump_linux_proc_uptime);
857  APPEND_OPT(m_dump_linux_proc_fd);
858  APPEND_OPT(m_dump_linux_all);
859  APPEND_OPT(m_fb_app_data);
860  APPEND_OPT(m_fb_build_id);
861  APPEND_OPT(m_fb_version);
862  APPEND_OPT(m_fb_java_stack);
863  APPEND_OPT(m_fb_dalvik);
864  APPEND_OPT(m_fb_unwind);
865  APPEND_OPT(m_fb_error_log);
866  APPEND_OPT(m_fb_app_state);
867  APPEND_OPT(m_fb_abort);
868  APPEND_OPT(m_fb_thread);
869  APPEND_OPT(m_fb_logcat);
870  APPEND_OPT(m_fb_all);
871  m_option_group.Finalize();
872  }
873 
875 
876  Options *GetOptions() override { return &m_option_group; }
877 
878  bool DoExecute(Args &command, CommandReturnObject &result) override {
879  const size_t argc = command.GetArgumentCount();
880  if (argc > 0) {
881  result.AppendErrorWithFormat("'%s' take no arguments, only options",
882  m_cmd_name.c_str());
884  return false;
885  }
886  SetDefaultOptionsIfNoneAreSet();
887 
888  ProcessMinidump *process = static_cast<ProcessMinidump *>(
889  m_interpreter.GetExecutionContext().GetProcessPtr());
891  Stream &s = result.GetOutputStream();
892  MinidumpParser &minidump = *process->m_minidump_parser;
893  if (DumpDirectory()) {
894  s.Printf("RVA SIZE TYPE StreamType\n");
895  s.Printf("---------- ---------- ---------- --------------------------\n");
896  for (const auto &stream_desc : minidump.GetMinidumpFile().streams())
897  s.Printf(
898  "0x%8.8x 0x%8.8x 0x%8.8x %s\n", (uint32_t)stream_desc.Location.RVA,
899  (uint32_t)stream_desc.Location.DataSize,
900  (unsigned)(StreamType)stream_desc.Type,
901  MinidumpParser::GetStreamTypeAsString(stream_desc.Type).data());
902  s.Printf("\n");
903  }
904  auto DumpTextStream = [&](StreamType stream_type,
905  llvm::StringRef label) -> void {
906  auto bytes = minidump.GetStream(stream_type);
907  if (!bytes.empty()) {
908  if (label.empty())
909  label = MinidumpParser::GetStreamTypeAsString(stream_type);
910  s.Printf("%s:\n%s\n\n", label.data(), bytes.data());
911  }
912  };
913  auto DumpBinaryStream = [&](StreamType stream_type,
914  llvm::StringRef label) -> void {
915  auto bytes = minidump.GetStream(stream_type);
916  if (!bytes.empty()) {
917  if (label.empty())
918  label = MinidumpParser::GetStreamTypeAsString(stream_type);
919  s.Printf("%s:\n", label.data());
920  DataExtractor data(bytes.data(), bytes.size(), eByteOrderLittle,
921  process->GetAddressByteSize());
923  bytes.size(), 16, 0, 0, 0);
924  s.Printf("\n\n");
925  }
926  };
927 
928  if (DumpLinuxCPUInfo())
929  DumpTextStream(StreamType::LinuxCPUInfo, "/proc/cpuinfo");
930  if (DumpLinuxProcStatus())
931  DumpTextStream(StreamType::LinuxProcStatus, "/proc/PID/status");
932  if (DumpLinuxLSBRelease())
933  DumpTextStream(StreamType::LinuxLSBRelease, "/etc/lsb-release");
934  if (DumpLinuxCMDLine())
935  DumpTextStream(StreamType::LinuxCMDLine, "/proc/PID/cmdline");
936  if (DumpLinuxEnviron())
937  DumpTextStream(StreamType::LinuxEnviron, "/proc/PID/environ");
938  if (DumpLinuxAuxv())
939  DumpBinaryStream(StreamType::LinuxAuxv, "/proc/PID/auxv");
940  if (DumpLinuxMaps())
941  DumpTextStream(StreamType::LinuxMaps, "/proc/PID/maps");
942  if (DumpLinuxProcStat())
943  DumpTextStream(StreamType::LinuxProcStat, "/proc/PID/stat");
944  if (DumpLinuxProcUptime())
945  DumpTextStream(StreamType::LinuxProcUptime, "uptime");
946  if (DumpLinuxProcFD())
947  DumpTextStream(StreamType::LinuxProcFD, "/proc/PID/fd");
948  if (DumpFacebookAppData())
949  DumpTextStream(StreamType::FacebookAppCustomData,
950  "Facebook App Data");
951  if (DumpFacebookBuildID()) {
952  auto bytes = minidump.GetStream(StreamType::FacebookBuildID);
953  if (bytes.size() >= 4) {
954  DataExtractor data(bytes.data(), bytes.size(), eByteOrderLittle,
955  process->GetAddressByteSize());
956  lldb::offset_t offset = 0;
957  uint32_t build_id = data.GetU32(&offset);
958  s.Printf("Facebook Build ID:\n");
959  s.Printf("%u\n", build_id);
960  s.Printf("\n");
961  }
962  }
963  if (DumpFacebookVersionName())
964  DumpTextStream(StreamType::FacebookAppVersionName,
965  "Facebook Version String");
966  if (DumpFacebookJavaStack())
967  DumpTextStream(StreamType::FacebookJavaStack,
968  "Facebook Java Stack");
969  if (DumpFacebookDalvikInfo())
970  DumpTextStream(StreamType::FacebookDalvikInfo,
971  "Facebook Dalvik Info");
972  if (DumpFacebookUnwindSymbols())
973  DumpBinaryStream(StreamType::FacebookUnwindSymbols,
974  "Facebook Unwind Symbols Bytes");
975  if (DumpFacebookErrorLog())
976  DumpTextStream(StreamType::FacebookDumpErrorLog,
977  "Facebook Error Log");
978  if (DumpFacebookAppStateLog())
979  DumpTextStream(StreamType::FacebookAppStateLog,
980  "Faceook Application State Log");
981  if (DumpFacebookAbortReason())
982  DumpTextStream(StreamType::FacebookAbortReason,
983  "Facebook Abort Reason");
984  if (DumpFacebookThreadName())
985  DumpTextStream(StreamType::FacebookThreadName,
986  "Facebook Thread Name");
987  if (DumpFacebookLogcat())
988  DumpTextStream(StreamType::FacebookLogcat,
989  "Facebook Logcat");
990  return true;
991  }
992 };
993 
995 public:
997  : CommandObjectMultiword(interpreter, "process plugin",
998  "Commands for operating on a ProcessMinidump process.",
999  "process plugin <subcommand> [<subcommand-options>]") {
1000  LoadSubCommand("dump",
1001  CommandObjectSP(new CommandObjectProcessMinidumpDump(interpreter)));
1002  }
1003 
1005 };
1006 
1008  if (!m_command_sp)
1009  m_command_sp = std::make_shared<CommandObjectMultiwordProcessMinidump>(
1010  GetTarget().GetDebugger().GetCommandInterpreter());
1011  return m_command_sp.get();
1012 }
lldb_private::SectionLoadList::SetSectionLoadAddress
bool SetSectionLoadAddress(const lldb::SectionSP &section_sp, lldb::addr_t load_addr, bool warn_multiple=false)
Definition: SectionLoadList.cpp:63
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void Format(const char *format, Args &&... args)
Definition: Stream.h:309
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Definition: UUID.h:23
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BaseType GetRangeBase() const
Definition: RangeMap.h:46
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Definition: ProcessMinidump.cpp:996
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Definition: ProcessMinidump.h:119
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Definition: OptionValueBoolean.h:70
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Definition: ArchSpec.h:33
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Definition: Logging.h:17
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Definition: ProcessMinidump.cpp:732
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The threads for this process as the user will see them.
Definition: Process.h:2827
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Return a multi-word command object that can be used to expose plug-in specific commands.
Definition: ProcessMinidump.cpp:1007
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Definition: ArchSpec.cpp:667
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Definition: ProcessMinidump.cpp:314
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Definition: ProcessMinidump.cpp:724
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Definition: ProcessMinidump.cpp:748
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Gets the module for the main executable.
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Definition: ProcessMinidump.cpp:666
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Definition: Process.h:1195
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Definition: ProcessMinidump.cpp:759
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Definition: ProcessMinidump.cpp:706
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OptionGroupBoolean m_dump_linux_lsb_release
Definition: ProcessMinidump.cpp:654
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Definition: ProcessMinidump.cpp:408
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Definition: ArchSpec.h:444
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Definition: ProcessMinidump.cpp:457
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Get accessor for the images for this process.
Definition: Target.h:919
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Definition: ProcessMinidump.cpp:644
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Definition: PluginManager.cpp:287
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Definition: ProcessMinidump.h:114
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Definition: ModuleSpec.h:105
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Definition: ProcessMinidump.cpp:241
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Definition: ProcessMinidump.cpp:308
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Definition: CommandObjectMultiword.h:19
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Remove a module from the module list.
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Get the data end pointer.
Definition: DataExtractor.h:395
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Definition: MinidumpParser.h:50
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Definition: MemoryRegionInfo.h:22
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Definition: MemoryRegionInfo.h:134
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This object is about to be destroyed, do any necessary cleanup.
Definition: Process.cpp:483
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Definition: ProcessMinidump.cpp:777
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Get the data start pointer.
Definition: DataExtractor.h:411
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Definition: Process.cpp:3299
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Definition: ThreadList.h:26
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static lldb::ProcessSP CreateInstance(lldb::TargetSP target_sp, lldb::ListenerSP listener_sp, const FileSpec *crash_file_path, bool can_connect)
Definition: ProcessMinidump.cpp:201
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Definition: PostMortemProcess.h:23
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Definition: Section.cpp:476
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Definition: CommandInterpreter.h:221
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@ eReturnStatusFailed
Definition: lldb-enumerations.h:265
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void ForEach(std::function< bool(const lldb::ModuleSP &module_sp)> const &callback) const
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Definition: ProcessMinidump.cpp:771
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bool SetArchitecture(const ArchSpec &arch_spec, bool set_platform=false)
Set the architecture for this target.
Definition: Target.cpp:1466
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bool m_is_wow64
Definition: ProcessMinidump.h:118
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Definition: ProcessMinidump.cpp:310
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Definition: ProcessMinidump.cpp:667
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Definition: SectionLoadList.h:22
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Definition: Plugins/CMakeLists.txt:38
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void SetUnixSignals(lldb::UnixSignalsSP &&signals_sp)
Definition: Process.cpp:3285
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Definition: ProcessMinidump.cpp:656
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bool DumpFacebookUnwindSymbols() const
Definition: ProcessMinidump.cpp:774
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Status GetMemoryRegionInfo(lldb::addr_t load_addr, MemoryRegionInfo &range_info) override
Locate the memory region that contains load_addr.
Definition: ProcessMinidump.cpp:450
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Definition: ProcessMinidump.cpp:665
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Definition: CommandObject.h:67
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Definition: ProcessMinidump.h:115
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bool DumpFacebookBuildID() const
Definition: ProcessMinidump.cpp:762
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Definition: UUID.h:72
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Status DoDestroy() override
Definition: ProcessMinidump.cpp:312
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@ eSectionTypeOther
Definition: lldb-enumerations.h:696
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llvm::Optional< MinidumpParser > m_minidump_parser
Definition: ProcessMinidump.h:96
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size_t DoReadMemory(lldb::addr_t addr, void *buf, size_t size, Status &error) override
Actually do the reading of memory from a process.
Definition: ProcessMinidump.cpp:383
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OptionGroupBoolean m_dump_directory
Definition: ProcessMinidump.cpp:651
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#define lldbassert(x)
Definition: LLDBAssert.h:15
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void Clear()
Clear this object's state.
Definition: ConstString.h:232
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FileSpec & GetFileSpec()
Definition: ModuleSpec.h:59
lldb_private::ModuleSpec
Definition: ModuleSpec.h:26
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Definition: OptionGroupBoolean.h:18
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Definition: Status.h:44
lldb_private::ArchSpec::GetArchitectureName
const char * GetArchitectureName() const
Returns a static string representing the current architecture.
Definition: ArchSpec.cpp:538
CommandObjectProcessMinidumpDump::DumpLinux
bool DumpLinux() const
Definition: ProcessMinidump.cpp:713
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Definition: Symtab.h:21
lldb_private::CommandReturnObject
Definition: CommandReturnObject.h:25
uint32_t
lldb_private::minidump::ProcessMinidump::DoUpdateThreadList
bool DoUpdateThreadList(ThreadList &old_thread_list, ThreadList &new_thread_list) override
Update the thread list following process plug-in's specific logic.
Definition: ProcessMinidump.cpp:465
CommandObject.h
lldb::eReturnStatusSuccessFinishResult
@ eReturnStatusSuccessFinishResult
Definition: lldb-enumerations.h:261
lldb_private::minidump::ProcessMinidump::GetArchitecture
ArchSpec GetArchitecture()
Definition: ProcessMinidump.cpp:396
lldb_private::Address
Definition: Address.h:59
lldb_private::minidump::ProcessMinidump::ReadMemory
size_t ReadMemory(lldb::addr_t addr, void *buf, size_t size, Status &error) override
Read of memory from a process.
Definition: ProcessMinidump.cpp:376
lldb_private::OptionGroupBoolean::GetOptionValue
OptionValueBoolean & GetOptionValue()
Definition: OptionGroupBoolean.h:39
lldb_private::minidump::ProcessMinidump::m_command_sp
lldb::CommandObjectSP m_command_sp
Definition: ProcessMinidump.h:117
lldb_private::Type
Definition: Type.h:66
lldb_private::minidump::ProcessMinidump::DoLoadCore
Status DoLoadCore() override
Definition: ProcessMinidump.cpp:264
lldb_private::ThreadList::GetSize
uint32_t GetSize(bool can_update=true)
Definition: ThreadList.cpp:82
lldb_private::minidump::ProcessMinidump::WarnBeforeDetach
bool WarnBeforeDetach() const override
Before lldb detaches from a process, it warns the user that they are about to lose their debug sessio...
Definition: ProcessMinidump.cpp:374
lldb_private::minidump::ProcessMinidump::ReadModuleList
void ReadModuleList()
Definition: ProcessMinidump.cpp:535
CommandObjectProcessMinidumpDump::DumpDirectory
bool DumpDirectory() const
Definition: ProcessMinidump.cpp:709
CommandObjectProcessMinidumpDump::DumpFacebookVersionName
bool DumpFacebookVersionName() const
Definition: ProcessMinidump.cpp:765
lldb_private::DataExtractor::GetU32
uint32_t GetU32(lldb::offset_t *offset_ptr) const
Extract a uint32_t value from *offset_ptr.
Definition: DataExtractor.cpp:428
PluginManager.h
lldb_private::Target::GetSectionLoadList
SectionLoadList & GetSectionLoadList()
Definition: Target.h:1034
CommandObjectProcessMinidumpDump::DumpLinuxProcStatus
bool DumpLinuxProcStatus() const
Definition: ProcessMinidump.cpp:720
LLDB_INVALID_ADDRESS
#define LLDB_INVALID_ADDRESS
Invalid value definitions.
Definition: lldb-defines.h:85
lldb_private::ModuleSpec::GetArchitecture
ArchSpec & GetArchitecture()
Definition: ModuleSpec.h:95
LLDB_LOG
#define LLDB_LOG(log,...)
The LLDB_LOG* macros defined below are the way to emit log messages.
Definition: Log.h:242
CommandObjectProcessMinidumpDump::m_fb_unwind
OptionGroupBoolean m_fb_unwind
Definition: ProcessMinidump.cpp:668
lldb_private::Stream::Printf
size_t Printf(const char *format,...) __attribute__((format(printf
Output printf formatted output to the stream.
Definition: Stream.cpp:107
lldb_private::Process::GetID
lldb::pid_t GetID() const
Sets the stored pid.
Definition: Process.h:543
CommandObjectProcessMinidumpDump::m_dump_linux_maps
OptionGroupBoolean m_dump_linux_maps
Definition: ProcessMinidump.cpp:658
lldb_private::DumpDataExtractor
lldb::offset_t DumpDataExtractor(const DataExtractor &DE, Stream *s, lldb::offset_t offset, lldb::Format item_format, size_t item_byte_size, size_t item_count, size_t num_per_line, uint64_t base_addr, uint32_t item_bit_size, uint32_t item_bit_offset, ExecutionContextScope *exe_scope=nullptr)
Dumps item_count objects into the stream s.
Definition: DumpDataExtractor.cpp:256
lldb_private::minidump::ProcessMinidump::m_active_exception
const minidump::ExceptionStream * m_active_exception
Definition: ProcessMinidump.h:116
lldb_private::MemoryRegionInfo::GetRange
RangeType & GetRange()
Definition: MemoryRegionInfo.h:33
lldb_private::minidump::ProcessMinidump::GetProcessInfo
bool GetProcessInfo(ProcessInstanceInfo &info) override
Definition: ProcessMinidump.cpp:618
lldb_private::CommandReturnObject::AppendErrorWithFormat
void AppendErrorWithFormat(const char *format,...) __attribute__((format(printf
Definition: CommandReturnObject.cpp:48
CommandObjectProcessMinidumpDump::DoExecute
bool DoExecute(Args &command, CommandReturnObject &result) override
Definition: ProcessMinidump.cpp:878
lldb_private::minidump::ProcessMinidump::Terminate
static void Terminate()
Definition: ProcessMinidump.cpp:260
lldb_private::StopInfoMachException::CreateStopReasonWithMachException
static lldb::StopInfoSP CreateStopReasonWithMachException(Thread &thread, uint32_t exc_type, uint32_t exc_data_count, uint64_t exc_code, uint64_t exc_sub_code, uint64_t exc_sub_sub_code, bool pc_already_adjusted=true, bool adjust_pc_if_needed=false)
Definition: StopInfoMachException.cpp:335
CommandObjectProcessMinidumpDump::DumpFacebookAbortReason
bool DumpFacebookAbortReason() const
Definition: ProcessMinidump.cpp:783
CommandObjectProcessMinidumpDump::m_fb_app_state
OptionGroupBoolean m_fb_app_state
Definition: ProcessMinidump.cpp:670
lldb_private
A class that represents a running process on the host machine.
Definition: SBCommandInterpreterRunOptions.h:16
CommandObjectProcessMinidumpDump::m_dump_linux_auxv
OptionGroupBoolean m_dump_linux_auxv
Definition: ProcessMinidump.cpp:657
lldb_private::minidump::MinidumpParser::GetMemoryRegionInfo
static MemoryRegionInfo GetMemoryRegionInfo(const MemoryRegionInfos &regions, lldb::addr_t load_addr)
Definition: MinidumpParser.cpp:691
CommandObjectProcessMinidumpDump::m_fb_abort
OptionGroupBoolean m_fb_abort
Definition: ProcessMinidump.cpp:671
CommandObjectProcessMinidumpDump::DumpLinuxMaps
bool DumpLinuxMaps() const
Definition: ProcessMinidump.cpp:744
lldb_private::minidump::MinidumpParser::Create
static llvm::Expected< MinidumpParser > Create(const lldb::DataBufferSP &data_buf_sp)
Definition: MinidumpParser.cpp:28
CommandObjectProcessMinidumpDump::DumpLinuxProcFD
bool DumpLinuxProcFD() const
Definition: ProcessMinidump.cpp:752
CommandObjectProcessMinidumpDump::m_dump_linux_cmdline
OptionGroupBoolean m_dump_linux_cmdline
Definition: ProcessMinidump.cpp:655
CommandInterpreter.h
lldb_private::FileSpec::GetDirectory
ConstString & GetDirectory()
Directory string get accessor.
Definition: FileSpec.cpp:335
State.h
lldb_private::ThreadCollection::AddThread
void AddThread(const lldb::ThreadSP &thread_sp)
Definition: ThreadCollection.cpp:24
OptionGroupBoolean.h
CommandObjectProcessMinidumpDump::SetDefaultOptionsIfNoneAreSet
void SetDefaultOptionsIfNoneAreSet()
Definition: ProcessMinidump.cpp:676
LLDB_PLUGIN_DEFINE
#define LLDB_PLUGIN_DEFINE(PluginName)
Definition: PluginManager.h:31
CommandObjectProcessMinidumpDump::DumpFacebookJavaStack
bool DumpFacebookJavaStack() const
Definition: ProcessMinidump.cpp:768
lldb_private::Log
Definition: Log.h:49
lldb_private::minidump::ProcessMinidump::IsAlive
bool IsAlive() override
Check if a process is still alive.
Definition: ProcessMinidump.cpp:372
DumpDirectory
static void DumpDirectory(Stream &strm, const FileSpec *file_spec_ptr, uint32_t width)
Definition: CommandObjectTarget.cpp:1372
CommandObjectMultiwordProcessMinidump
Definition: ProcessMinidump.cpp:994
lldb_private::FileSpec::GetPath
size_t GetPath(char *path, size_t max_path_length, bool denormalize=true) const
Extract the full path to the file.
Definition: FileSpec.cpp:348
lldb_private::ThreadList::GetSelectedThread
lldb::ThreadSP GetSelectedThread()
Definition: ThreadList.cpp:648
ProcessMinidump.h
lldb_private::StopInfo::CreateStopReasonWithException
static lldb::StopInfoSP CreateStopReasonWithException(Thread &thread, const char *description)
Definition: StopInfo.cpp:1192
lldb::eByteOrderLittle
@ eByteOrderLittle
Definition: lldb-enumerations.h:142
lldb_private::Args::GetArgumentCount
size_t GetArgumentCount() const
Gets the number of arguments left in this command object.
Definition: Args.h:118
CommandObjectProcessMinidumpDump::m_option_group
OptionGroupOptions m_option_group
Definition: ProcessMinidump.cpp:649
lldb_private::MemoryRegionInfo::GetMapped
OptionalBool GetMapped() const
Definition: MemoryRegionInfo.h:48
lldb
Definition: SBAddress.h:15
CommandObjectProcessMinidumpDump::DumpFacebookThreadName
bool DumpFacebookThreadName() const
Definition: ProcessMinidump.cpp:786
INIT_BOOL
#define INIT_BOOL(VAR, LONG, SHORT, DESC)
Definition: ProcessMinidump.cpp:642
lldb_private::UUID::GetBytes
llvm::ArrayRef< uint8_t > GetBytes() const
Definition: UUID.h:76
CommandObjectProcessMinidumpDump::m_fb_error_log
OptionGroupBoolean m_fb_error_log
Definition: ProcessMinidump.cpp:669
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Definition: ObjectFile.h:58
lldb_private::ModuleList::Append
void Append(const lldb::ModuleSP &module_sp, bool notify=true)
Append a module to the module list.
lldb::ByteOrder
ByteOrder
Byte ordering definitions.
Definition: lldb-enumerations.h:138
lldb_private::UnixSignals::Create
static lldb::UnixSignalsSP Create(const ArchSpec &arch)
Definition: UnixSignals.cpp:30
CommandObjectProcessMinidumpDump::m_fb_build_id
OptionGroupBoolean m_fb_build_id
Definition: ProcessMinidump.cpp:664
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lldb::JITLoaderListUP m_jit_loaders_up
Definition: Process.h:2852
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BaseType GetRangeEnd() const
Definition: RangeMap.h:62