Adding error handlers to setup.exe

content/app/startup_helper_win.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "content/public/app/startup_helper_win.h"
-
-#include <crtdbg.h>
-#include <new.h>
-
-#include "base/base_switches.h"
-#include "base/command_line.h"
-#include "base/win/windows_version.h"
-#include "sandbox/win/src/process_mitigations.h"
-#include "sandbox/win/src/sandbox_factory.h"
-
-namespace {
-
-#pragma optimize("", off)
-// Handlers for invalid parameter and pure call. They generate a breakpoint to
-// tell breakpad that it needs to dump the process.
-void InvalidParameter(const wchar_t* expression, const wchar_t* function,
-                      const wchar_t* file, unsigned int line,
-                      uintptr_t reserved) {
-  __debugbreak();
-  _exit(1);
-}
-
-void PureCall() {
-  __debugbreak();
-  _exit(1);
-}
-#pragma optimize("", on)
-
-}  // namespace
-
-namespace content {
-
-void InitializeSandboxInfo(sandbox::SandboxInterfaceInfo* info) {
-  info->broker_services = sandbox::SandboxFactory::GetBrokerServices();
-  if (!info->broker_services) {
-    info->target_services = sandbox::SandboxFactory::GetTargetServices();
-  } else {
-    // Ensure the proper mitigations are enforced for the browser process.
-    sandbox::ApplyProcessMitigationsToCurrentProcess(
-        sandbox::MITIGATION_DEP |
-        sandbox::MITIGATION_DEP_NO_ATL_THUNK |
-        sandbox::MITIGATION_HARDEN_TOKEN_IL_POLICY);
-  }
-}
-
-// Register the invalid param handler and pure call handler to be able to
-// notify breakpad when it happens.
-void RegisterInvalidParamHandler() {
-  _set_invalid_parameter_handler(InvalidParameter);
-  _set_purecall_handler(PureCall);
-}
-
-void SetupCRT(const base::CommandLine& command_line) {
-#if defined(_CRTDBG_MAP_ALLOC)
-  _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
-  _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
-#else
-  if (!command_line.HasSwitch(switches::kDisableBreakpad)) {
-    _CrtSetReportMode(_CRT_ASSERT, 0);
-  }
-#endif
-}
-
-}  // namespace content