tor-browser

The Tor Browser
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CrashReporterClient.cpp (2277B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #include "CrashReporterClient.h"
      8 #include "nsISupportsImpl.h"
      9 
     10 #if defined(XP_LINUX) && defined(MOZ_CRASHREPORTER) && \
     11    defined(MOZ_OXIDIZED_BREAKPAD)
     12 #  include "mozilla/toolkit/crashreporter/rust_minidump_writer_linux_ffi_generated.h"
     13 #endif  // defined(XP_LINUX) && defined(MOZ_CRASHREPORTER) &&
     14        // defined(MOZ_OXIDIZED_BREAKPAD)
     15 
     16 namespace mozilla::ipc {
     17 
     18 StaticMutex CrashReporterClient::sLock;
     19 StaticRefPtr<CrashReporterClient> CrashReporterClient::sClientSingleton;
     20 
     21 CrashReporterClient::CrashReporterClient() {
     22  MOZ_COUNT_CTOR(CrashReporterClient);
     23 }
     24 
     25 CrashReporterClient::~CrashReporterClient() {
     26  MOZ_COUNT_DTOR(CrashReporterClient);
     27 }
     28 
     29 /* static */
     30 void CrashReporterClient::InitSingleton() {
     31  {
     32    StaticMutexAutoLock lock(sLock);
     33 
     34    MOZ_ASSERT(!sClientSingleton);
     35    sClientSingleton = new CrashReporterClient();
     36  }
     37 }
     38 
     39 /*static*/
     40 CrashReporter::CrashReporterInitArgs CrashReporterClient::CreateInitArgs() {
     41  CrashReporter::CrashReporterInitArgs initArgs;
     42  initArgs.threadId() = CrashReporter::CurrentThreadId();
     43 
     44 #if defined(XP_LINUX) && defined(MOZ_CRASHREPORTER) && \
     45    defined(MOZ_OXIDIZED_BREAKPAD)
     46  DirectAuxvDumpInfo auxvInfo = {};
     47  CrashReporter::GetCurrentProcessAuxvInfo(&auxvInfo);
     48  initArgs.auxvInfo().programHeaderCount() = auxvInfo.program_header_count;
     49  initArgs.auxvInfo().programHeaderAddress() = auxvInfo.program_header_address;
     50  initArgs.auxvInfo().linuxGateAddress() = auxvInfo.linux_gate_address;
     51  initArgs.auxvInfo().entryAddress() = auxvInfo.entry_address;
     52 #endif  // defined(XP_LINUX) && defined(MOZ_CRASHREPORTER) &&
     53        // defined(MOZ_OXIDIZED_BREAKPAD)
     54 
     55  return initArgs;
     56 }
     57 
     58 /* static */
     59 void CrashReporterClient::DestroySingleton() {
     60  StaticMutexAutoLock lock(sLock);
     61  sClientSingleton = nullptr;
     62 }
     63 
     64 /* static */
     65 RefPtr<CrashReporterClient> CrashReporterClient::GetSingleton() {
     66  StaticMutexAutoLock lock(sLock);
     67  return sClientSingleton;
     68 }
     69 
     70 }  // namespace mozilla::ipc