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      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 
     24 extern int NaClMain(const content::MainFunctionParams&);
     25 
     26 namespace {
     27 // main() routine for the NaCl broker process.
     28 // This is necessary for supporting NaCl in Chrome on Win64.
     29 int NaClBrokerMain(const content::MainFunctionParams& parameters) {
     30   base::MessageLoopForIO main_message_loop;
     31   base::PlatformThread::SetName("CrNaClBrokerMain");
     32 
     33   scoped_ptr<base::PowerMonitorSource> power_monitor_source(
     34       new base::PowerMonitorDeviceSource());
     35   base::PowerMonitor power_monitor(power_monitor_source.Pass());
     36   base::HighResolutionTimerManager hi_res_timer_manager;
     37 
     38   NaClBrokerListener listener;
     39   listener.Listen();
     40 
     41   return 0;
     42 }
     43 
     44 }  // namespace
     45 
     46 namespace nacl {
     47 
     48 int NaClWin64Main() {
     49   sandbox::SandboxInterfaceInfo sandbox_info = {0};
     50   content::InitializeSandboxInfo(&sandbox_info);
     51 
     52   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
     53   std::string process_type =
     54       command_line.GetSwitchValueASCII(switches::kProcessType);
     55 
     56   // Copy what ContentMain() does.
     57   base::EnableTerminationOnHeapCorruption();
     58   base::EnableTerminationOnOutOfMemory();
     59   content::RegisterInvalidParamHandler();
     60   content::SetupCRT(command_line);
     61   // Route stdio to parent console (if any) or create one.
     62   if (command_line.HasSwitch(switches::kEnableLogging))
     63     base::RouteStdioToConsole();
     64 
     65   // Initialize the sandbox for this process.
     66   bool sandbox_initialized_ok = content::InitializeSandbox(&sandbox_info);
     67   // Die if the sandbox can't be enabled.
     68   CHECK(sandbox_initialized_ok) << "Error initializing sandbox for "
     69                                 << process_type;
     70   content::MainFunctionParams main_params(command_line);
     71   main_params.sandbox_info = &sandbox_info;
     72 
     73   if (process_type == switches::kNaClLoaderProcess)
     74     return NaClMain(main_params);
     75 
     76   if (process_type == switches::kNaClBrokerProcess)
     77     return NaClBrokerMain(main_params);
     78 
     79   CHECK(false) << "Unknown NaCl 64 process.";
     80   return -1;
     81 }
     82 
     83 }  // namespace nacl
     84