content/utility/utility_main.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/command_line.h"
   6 #include "base/message_loop/message_loop.h"
   7 #include "base/threading/platform_thread.h"
   8 #include "base/timer/hi_res_timer_manager.h"
   9 #include "content/child/child_process.h"
  10 #include "content/common/sandbox_linux.h"
  11 #include "content/public/common/content_switches.h"
  12 #include "content/public/common/main_function_params.h"
  13 #include "content/public/common/sandbox_init.h"
  14 #include "content/utility/utility_thread_impl.h"
  15
  16 #if defined(OS_WIN)
  17 #include "sandbox/win/src/sandbox.h"
  18 #endif
  19
  20 namespace content {
  21
  22 // Mainline routine for running as the utility process.
  23 int UtilityMain(const MainFunctionParams& parameters) {
  24   // The main message loop of the utility process.
  25   base::MessageLoop main_message_loop;
  26   base::PlatformThread::SetName("CrUtilityMain");
  27
  28 #if defined(OS_LINUX)
  29   // Initialize the sandbox before any thread is created.
  30   LinuxSandbox::InitializeSandbox();
  31 #endif
  32
  33   ChildProcess utility_process;
  34   utility_process.set_main_thread(new UtilityThreadImpl());
  35
  36   base::HighResolutionTimerManager hi_res_timer_manager;
  37
  38 #if defined(OS_WIN)
  39   bool no_sandbox = parameters.command_line.HasSwitch(switches::kNoSandbox);
  40   if (!no_sandbox) {
  41     sandbox::TargetServices* target_services =
  42         parameters.sandbox_info->target_services;
  43     if (!target_services)
  44       return false;
  45     target_services->LowerToken();
  46   }
  47 #endif
  48
  49   base::MessageLoop::current()->Run();
  50
  51   return 0;
  52 }
  53
  54 }  // namespace content