1 // Copyright (c) 2012 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 "stdafx.h"
6 #include "win8/metro_driver/metro_driver.h"
7
8 #include <roerrorapi.h>
9 #include <shobjidl.h>
10
11 #include "base/at_exit.h"
12 #include "base/command_line.h"
13 #include "base/logging.h"
14 #include "base/logging_win.h"
15 #include "base/win/scoped_comptr.h"
16 #include "base/win/windows_version.h"
17 #include "win8/metro_driver/winrt_utils.h"
18
19 namespace {
20
ErrorReportingHandler(EXCEPTION_POINTERS * ex_info)21 LONG WINAPI ErrorReportingHandler(EXCEPTION_POINTERS* ex_info) {
22 // See roerrorapi.h for a description of the
23 // exception codes and parameters.
24 DWORD code = ex_info->ExceptionRecord->ExceptionCode;
25 ULONG_PTR* info = ex_info->ExceptionRecord->ExceptionInformation;
26 if (code == EXCEPTION_RO_ORIGINATEERROR) {
27 base::string16 msg(reinterpret_cast<wchar_t*>(info[2]), info[1]);
28 LOG(ERROR) << "VEH: Metro error 0x" << std::hex << info[0] << ": " << msg;
29 } else if (code == EXCEPTION_RO_TRANSFORMERROR) {
30 base::string16 msg(reinterpret_cast<wchar_t*>(info[3]), info[2]);
31 LOG(ERROR) << "VEH: Metro old error 0x" << std::hex << info[0]
32 << " new error 0x" << info[1] << ": " << msg;
33 }
34
35 return EXCEPTION_CONTINUE_SEARCH;
36 }
37
SetMetroReportingFlags()38 void SetMetroReportingFlags() {
39 #if !defined(NDEBUG)
40 // Set the error reporting flags to always raise an exception,
41 // which is then processed by our vectored exception handling
42 // above to log the error message.
43 winfoundtn::Diagnostics::SetErrorReportingFlags(
44 winfoundtn::Diagnostics::UseSetErrorInfo |
45 winfoundtn::Diagnostics::ForceExceptions);
46 #endif
47 }
48
49 // TODO(robertshield): This GUID is hard-coded in a bunch of places that
50 // don't allow explicit includes. Find a single place for it to live.
51 // {7FE69228-633E-4f06-80C1-527FEA23E3A7}
52 const GUID kChromeTraceProviderName = {
53 0x7fe69228, 0x633e, 0x4f06,
54 { 0x80, 0xc1, 0x52, 0x7f, 0xea, 0x23, 0xe3, 0xa7 } };
55
56 } // namespace
57
58 #if !defined(COMPONENT_BUILD)
59 // Required for base initialization.
60 // TODO(siggi): This should be handled better, as this way our at exit
61 // registrations will run under the loader's lock. However,
62 // once metro_driver is merged into Chrome.dll, this will go away anyhow.
63 base::AtExitManager at_exit;
64 #endif
65
InitWindows8()66 mswr::ComPtr<winapp::Core::ICoreApplication> InitWindows8() {
67 SetMetroReportingFlags();
68 HRESULT hr = ::Windows::Foundation::Initialize(RO_INIT_MULTITHREADED);
69 if (FAILED(hr))
70 CHECK(false);
71 mswr::ComPtr<winapp::Core::ICoreApplication> core_app;
72 hr = winrt_utils::CreateActivationFactory(
73 RuntimeClass_Windows_ApplicationModel_Core_CoreApplication,
74 core_app.GetAddressOf());
75 if (FAILED(hr))
76 CHECK(false);
77 return core_app;
78 }
79
80 mswr::ComPtr<winapp::Core::ICoreApplication> InitWindows7();
81
82 extern "C" __declspec(dllexport)
InitMetro()83 int InitMetro() {
84 // Metro mode or its emulation is not supported in Vista or XP.
85 if (base::win::GetVersion() < base::win::VERSION_WIN7)
86 return 1;
87 // Initialize the command line.
88 CommandLine::Init(0, NULL);
89 // Initialize the logging system.
90 logging::LoggingSettings settings;
91 settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
92 logging::InitLogging(settings);
93 #if defined(NDEBUG)
94 logging::SetMinLogLevel(logging::LOG_ERROR);
95 #else
96 logging::SetMinLogLevel(logging::LOG_VERBOSE);
97 HANDLE registration =
98 ::AddVectoredExceptionHandler(TRUE, ErrorReportingHandler);
99 #endif
100 // Enable trace control and transport through event tracing for Windows.
101 logging::LogEventProvider::Initialize(kChromeTraceProviderName);
102 DVLOG(1) << "InitMetro";
103
104 // OS specific initialization.
105 mswr::ComPtr<winapp::Core::ICoreApplication> core_app;
106 if (base::win::GetVersion() < base::win::VERSION_WIN8)
107 core_app = InitWindows7();
108 else
109 core_app = InitWindows8();
110
111 auto view_factory = mswr::Make<ChromeAppViewFactory>(core_app.Get());
112 HRESULT hr = core_app->Run(view_factory.Get());
113 DVLOG(1) << "exiting InitMetro, hr=" << hr;
114
115 #if !defined(NDEBUG)
116 ::RemoveVectoredExceptionHandler(registration);
117 #endif
118 return hr;
119 }
120
121 // Activates the application known by |app_id|. Returns, among other things,
122 // E_APPLICATION_NOT_REGISTERED if |app_id| identifies Chrome and Chrome is not
123 // the default browser.
124 extern "C" __declspec(dllexport)
ActivateApplication(const wchar_t * app_id)125 HRESULT ActivateApplication(const wchar_t* app_id) {
126 base::win::ScopedComPtr<IApplicationActivationManager> activator;
127 HRESULT hr = activator.CreateInstance(CLSID_ApplicationActivationManager);
128 if (SUCCEEDED(hr)) {
129 DWORD pid = 0;
130 hr = activator->ActivateApplication(app_id, L"", AO_NONE, &pid);
131 }
132 return hr;
133 }
134