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Issue 17074009: Created multi-process-friendly PowerMonitor interface. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Fixing windows unit test errors Created 7 years, 4 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "base/base_switches.h" 5 #include "base/base_switches.h"
6 #include "base/command_line.h" 6 #include "base/command_line.h"
7 #include "base/message_loop/message_loop.h" 7 #include "base/message_loop/message_loop.h"
8 #include "base/power_monitor/power_monitor.h"
9 #include "base/strings/string_util.h" 8 #include "base/strings/string_util.h"
10 #include "base/threading/platform_thread.h" 9 #include "base/threading/platform_thread.h"
11 #include "base/timer/hi_res_timer_manager.h" 10 #include "base/timer/hi_res_timer_manager.h"
12 #include "content/child/child_process.h" 11 #include "content/child/child_process.h"
13 #include "content/common/sandbox_linux.h" 12 #include "content/common/sandbox_linux.h"
14 #include "content/public/common/main_function_params.h" 13 #include "content/public/common/main_function_params.h"
15 #include "content/public/common/sandbox_init.h" 14 #include "content/public/common/sandbox_init.h"
16 #include "content/worker/worker_thread.h" 15 #include "content/worker/worker_thread.h"
17 16
18 #if defined(OS_WIN) 17 #if defined(OS_WIN)
19 #include "sandbox/win/src/sandbox.h" 18 #include "sandbox/win/src/sandbox.h"
20 #endif 19 #endif
21 20
22 #if defined(OS_MACOSX) 21 #if defined(OS_MACOSX)
23 #include "content/common/sandbox_mac.h" 22 #include "content/common/sandbox_mac.h"
24 #endif 23 #endif
25 24
26 namespace content { 25 namespace content {
27 26
28 // Mainline routine for running as the worker process. 27 // Mainline routine for running as the worker process.
29 int WorkerMain(const MainFunctionParams& parameters) { 28 int WorkerMain(const MainFunctionParams& parameters) {
30 // The main message loop of the worker process. 29 // The main message loop of the worker process.
31 base::MessageLoop main_message_loop; 30 base::MessageLoop main_message_loop;
32 base::PlatformThread::SetName("CrWorkerMain"); 31 base::PlatformThread::SetName("CrWorkerMain");
33 32
34 base::PowerMonitor power_monitor;
35 base::HighResolutionTimerManager hi_res_timer_manager;
36
37 #if defined(OS_WIN) 33 #if defined(OS_WIN)
38 sandbox::TargetServices* target_services = 34 sandbox::TargetServices* target_services =
39 parameters.sandbox_info->target_services; 35 parameters.sandbox_info->target_services;
40 if (!target_services) 36 if (!target_services)
41 return false; 37 return false;
42 38
43 // Cause advapi32 to load before the sandbox is turned on. 39 // Cause advapi32 to load before the sandbox is turned on.
44 unsigned int dummy_rand; 40 unsigned int dummy_rand;
45 rand_s(&dummy_rand); 41 rand_s(&dummy_rand);
46 // Warm up language subsystems before the sandbox is turned on. 42 // Warm up language subsystems before the sandbox is turned on.
47 ::GetUserDefaultLangID(); 43 ::GetUserDefaultLangID();
48 ::GetUserDefaultLCID(); 44 ::GetUserDefaultLCID();
49 45
50 target_services->LowerToken(); 46 target_services->LowerToken();
51 #elif defined(OS_MACOSX) 47 #elif defined(OS_MACOSX)
52 // Sandbox should already be activated at this point. 48 // Sandbox should already be activated at this point.
53 CHECK(Sandbox::SandboxIsCurrentlyActive()); 49 CHECK(Sandbox::SandboxIsCurrentlyActive());
54 #elif defined(OS_LINUX) 50 #elif defined(OS_LINUX)
55 // On Linux, the sandbox must be initialized early, before any thread is 51 // On Linux, the sandbox must be initialized early, before any thread is
56 // created. 52 // created.
57 LinuxSandbox::InitializeSandbox(); 53 LinuxSandbox::InitializeSandbox();
58 #endif 54 #endif
59 55
60 ChildProcess worker_process; 56 ChildProcess worker_process;
61 worker_process.set_main_thread(new WorkerThread()); 57 worker_process.set_main_thread(new WorkerThread());
62 58
59 base::HighResolutionTimerManager hi_res_timer_manager;
60
63 const CommandLine& parsed_command_line = parameters.command_line; 61 const CommandLine& parsed_command_line = parameters.command_line;
64 if (parsed_command_line.HasSwitch(switches::kWaitForDebugger)) { 62 if (parsed_command_line.HasSwitch(switches::kWaitForDebugger)) {
65 ChildProcess::WaitForDebugger("Worker"); 63 ChildProcess::WaitForDebugger("Worker");
66 } 64 }
67 65
68 // Load the accelerator table from the browser executable and tell the 66 // Load the accelerator table from the browser executable and tell the
69 // message loop to use it when translating messages. 67 // message loop to use it when translating messages.
70 base::MessageLoop::current()->Run(); 68 base::MessageLoop::current()->Run();
71 69
72 return 0; 70 return 0;
73 } 71 }
74 72
75 } // namespace content 73 } // namespace content
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