basic_desktop_environment.cc | Explore in Territory

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "remoting/host/basic_desktop_environment.h"

#include <memory>
#include <utility>

#include "base/check.h"
#include "base/functional/bind.h"
#include "base/task/single_thread_task_runner.h"
#include "build/build_config.h"
#include "remoting/host/action_executor.h"
#include "remoting/host/active_display_monitor.h"
#include "remoting/host/audio_capturer.h"
#include "remoting/host/base/screen_controls.h"
#include "remoting/host/client_session_control.h"
#include "remoting/host/desktop_and_cursor_conditional_composer.h"
#include "remoting/host/desktop_capturer_proxy.h"
#include "remoting/host/desktop_capturer_wrapper.h"
#include "remoting/host/desktop_display_info_monitor.h"
#include "remoting/host/file_transfer/local_file_operations.h"
#include "remoting/host/input_injector.h"
#include "remoting/host/keyboard_layout_monitor.h"
#include "remoting/host/mouse_cursor_monitor_proxy.h"
#include "remoting/host/remote_open_url/url_forwarder_configurator.h"
#include "remoting/host/webauthn/remote_webauthn_extension_notifier.h"
#include "remoting/protocol/capability_names.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_capture_options.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h"
#include "third_party/webrtc/modules/desktop_capture/mouse_cursor_monitor.h"

#include "base/logging.h"

#if BUILDFLAG(IS_WIN)
#include "remoting/host/win/evaluate_d3d.h"
#endif

#if defined(REMOTING_USE_X11)
#include "base/threading/watchdog.h"
#include "remoting/host/linux/wayland_utils.h"
#include "remoting/host/linux/x11_util.h"
#endif

#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"

namespace remoting {

#if defined(REMOTING_USE_X11)

namespace {

// The maximum amount of time we will wait for the IgnoreXServerGrabs() to
// return before we crash the host.
constexpr base::TimeDelta kWaitForIgnoreXServerGrabsTimeout = …;

// Helper class to monitor the call to
// webrtc::SharedXDisplay::IgnoreXServerGrabs() (on a temporary thread), which
// has been observed to occasionally hang forever and zombify the host.
// This class crashes the host if the IgnoreXServerGrabs() call takes too long,
// so that the ME2ME daemon process can respawn the host.
// See: crbug.com/1130090
class IgnoreXServerGrabsWatchdog : public base::Watchdog::Delegate { … };

}  // namespace

#endif  // defined(REMOTING_USE_X11)

BasicDesktopEnvironment::~BasicDesktopEnvironment() { … }

std::unique_ptr<ActionExecutor>
BasicDesktopEnvironment::CreateActionExecutor() { … }

std::unique_ptr<AudioCapturer> BasicDesktopEnvironment::CreateAudioCapturer() { … }

std::unique_ptr<InputInjector> BasicDesktopEnvironment::CreateInputInjector() { … }

std::unique_ptr<ScreenControls>
BasicDesktopEnvironment::CreateScreenControls() { … }

DesktopDisplayInfoMonitor* BasicDesktopEnvironment::GetDisplayInfoMonitor() { … }

std::unique_ptr<webrtc::MouseCursorMonitor>
BasicDesktopEnvironment::CreateMouseCursorMonitor() { … }

std::unique_ptr<KeyboardLayoutMonitor>
BasicDesktopEnvironment::CreateKeyboardLayoutMonitor(
    base::RepeatingCallback<void(const protocol::KeyboardLayout&)> callback) { … }

std::unique_ptr<ActiveDisplayMonitor>
BasicDesktopEnvironment::CreateActiveDisplayMonitor(
    ActiveDisplayMonitor::Callback callback) { … }

std::unique_ptr<FileOperations>
BasicDesktopEnvironment::CreateFileOperations() { … }

std::unique_ptr<UrlForwarderConfigurator>
BasicDesktopEnvironment::CreateUrlForwarderConfigurator() { … }

std::string BasicDesktopEnvironment::GetCapabilities() const { … }

void BasicDesktopEnvironment::SetCapabilities(const std::string& capabilities) { … }

uint32_t BasicDesktopEnvironment::GetDesktopSessionId() const { … }

std::unique_ptr<RemoteWebAuthnStateChangeNotifier>
BasicDesktopEnvironment::CreateRemoteWebAuthnStateChangeNotifier() { … }

std::unique_ptr<DesktopCapturer> BasicDesktopEnvironment::CreateVideoCapturer(
    webrtc::ScreenId id) { … }

BasicDesktopEnvironment::BasicDesktopEnvironment(
    scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
    scoped_refptr<base::SingleThreadTaskRunner> video_capture_task_runner,
    scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
    scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
    base::WeakPtr<ClientSessionControl> client_session_control,
    const DesktopEnvironmentOptions& options)
    : … { … }

BasicDesktopEnvironmentFactory::BasicDesktopEnvironmentFactory(
    scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner,
    scoped_refptr<base::SingleThreadTaskRunner> video_capture_task_runner,
    scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
    scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner)
    : … { … }

BasicDesktopEnvironmentFactory::~BasicDesktopEnvironmentFactory() = default;

bool BasicDesktopEnvironmentFactory::SupportsAudioCapture() const { … }

}  // namespace remoting
chromium/remoting/host/basic_desktop_environment.cc
