components/nacl/loader/nacl_helper_win_64.cc

   1 // Copyright 2013 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/logging.h"
   7 #include "base/message_loop/message_loop.h"
   8 #include "base/power_monitor/power_monitor.h"
   9 #include "base/power_monitor/power_monitor_device_source.h"
  10 #include "base/process/launch.h"
  11 #include "base/process/memory.h"
  12 #include "base/strings/string_util.h"
  13 #include "base/timer/hi_res_timer_manager.h"
  14 #include "components/nacl/broker/nacl_broker_listener.h"
  15 #include "components/nacl/common/nacl_switches.h"
  16 #include "components/nacl/loader/nacl_listener.h"
  17 #include "components/nacl/loader/nacl_main_platform_delegate.h"
  18 #include "content/public/app/startup_helper_win.h"
  19 #include "content/public/common/content_switches.h"
  20 #include "content/public/common/main_function_params.h"
  21 #include "content/public/common/sandbox_init.h"
  22 #include "sandbox/win/src/sandbox_types.h"
  23 #include "third_party/mojo/src/mojo/edk/embedder/embedder.h"
  24 #include "third_party/mojo/src/mojo/edk/embedder/simple_platform_support.h"
  25
  26 extern int NaClMain(const content::MainFunctionParams&);
  27
  28 namespace {
  29 // main() routine for the NaCl broker process.
  30 // This is necessary for supporting NaCl in Chrome on Win64.
  31 int NaClBrokerMain(const content::MainFunctionParams& parameters) {
  32   base::MessageLoopForIO main_message_loop;
  33   base::PlatformThread::SetName("CrNaClBrokerMain");
  34
  35   scoped_ptr<base::PowerMonitorSource> power_monitor_source(
  36       new base::PowerMonitorDeviceSource());
  37   base::PowerMonitor power_monitor(power_monitor_source.Pass());
  38   base::HighResolutionTimerManager hi_res_timer_manager;
  39
  40   NaClBrokerListener listener;
  41   listener.Listen();
  42
  43   return 0;
  44 }
  45
  46 }  // namespace
  47
  48 namespace nacl {
  49
  50 int NaClWin64Main() {
  51   sandbox::SandboxInterfaceInfo sandbox_info = {0};
  52   content::InitializeSandboxInfo(&sandbox_info);
  53
  54   const base::CommandLine& command_line =
  55       *base::CommandLine::ForCurrentProcess();
  56   std::string process_type =
  57       command_line.GetSwitchValueASCII(switches::kProcessType);
  58
  59   // Copy what ContentMain() does.
  60   base::EnableTerminationOnHeapCorruption();
  61   base::EnableTerminationOnOutOfMemory();
  62   content::RegisterInvalidParamHandler();
  63   content::SetupCRT(command_line);
  64   // Route stdio to parent console (if any) or create one.
  65   if (command_line.HasSwitch(switches::kEnableLogging))
  66     base::RouteStdioToConsole();
  67   mojo::embedder::Init(
  68       make_scoped_ptr(new mojo::embedder::SimplePlatformSupport()));
  69
  70   // Initialize the sandbox for this process.
  71   bool sandbox_initialized_ok = content::InitializeSandbox(&sandbox_info);
  72   // Die if the sandbox can't be enabled.
  73   CHECK(sandbox_initialized_ok) << "Error initializing sandbox for "
  74                                 << process_type;
  75   content::MainFunctionParams main_params(command_line);
  76   main_params.sandbox_info = &sandbox_info;
  77
  78   if (process_type == switches::kNaClLoaderProcess)
  79     return NaClMain(main_params);
  80
  81   if (process_type == switches::kNaClBrokerProcess)
  82     return NaClBrokerMain(main_params);
  83
  84   CHECK(false) << "Unknown NaCl 64 process.";
  85   return -1;
  86 }
  87
  88 }  // namespace nacl