// Copyright 2018 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 <windows.h>

#include "base/at_exit.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/process/memory.h"
#include "base/win/process_startup_helper.h"
#include "base/win/scoped_com_initializer.h"
#include "chrome/elevation_service/service_main.h"
#include "chrome/install_static/product_install_details.h"

extern "C" int WINAPI wWinMain(HINSTANCE instance,
                               HINSTANCE prev_instance,
                               base::char16* command_line,
                               int show_command) {
  // Initialize the CommandLine singleton from the environment.
  base::CommandLine::Init(0, nullptr);

  logging::LoggingSettings settings;
  settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
  logging::InitLogging(settings);

  // The exit manager is in charge of calling the dtors of singletons.
  base::AtExitManager exit_manager;

  install_static::InitializeProductDetailsForPrimaryModule();

  // Make sure the process exits cleanly on unexpected errors.
  base::EnableTerminationOnHeapCorruption();
  base::EnableTerminationOnOutOfMemory();
  base::win::RegisterInvalidParamHandler();
  base::win::SetupCRT(*base::CommandLine::ForCurrentProcess());

  // Initialize COM for the current thread.
  base::win::ScopedCOMInitializer com_initializer(
      base::win::ScopedCOMInitializer::kMTA);
  if (!com_initializer.Succeeded()) {
    PLOG(ERROR) << "Failed to initialize COM";
    return -1;
  }

  // Run the COM service.
  elevation_service::ServiceMain* service =
      elevation_service::ServiceMain::GetInstance();
  if (!service->InitWithCommandLine(base::CommandLine::ForCurrentProcess()))
    return -1;

  return service->Start();
}