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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_DBUS_LIBVDA_SERVICE_PROVIDER_H_
#define CHROME_BROWSER_ASH_DBUS_LIBVDA_SERVICE_PROVIDER_H_
#include <string>
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "chromeos/ash/components/dbus/services/cros_dbus_service.h"
#include "dbus/exported_object.h"
#include "mojo/public/cpp/system/handle.h"
namespace dbus {
class MethodCall;
} // namespace dbus
namespace ash {
// This class exports a D-Bus method that libvda will call to establish a
// mojo pipe to the VideoAcceleratorFactory interface.
class LibvdaServiceProvider : public CrosDBusService::ServiceProviderInterface {
public:
LibvdaServiceProvider();
LibvdaServiceProvider(const LibvdaServiceProvider&) = delete;
LibvdaServiceProvider& operator=(const LibvdaServiceProvider&) = delete;
~LibvdaServiceProvider() override;
// CrosDBusService::ServiceProviderInterface overrides:
void Start(scoped_refptr<dbus::ExportedObject> exported_object) override;
private:
// Called from ExportedObject when a handler is exported as a D-Bus
// method or failed to be exported.
void OnExported(const std::string& interface_name,
const std::string& method_name,
bool success);
// Called on UI thread in response to D-Bus requests.
void ProvideMojoConnection(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender);
void OnBootstrapVideoAcceleratorFactoryCallback(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender,
mojo::ScopedHandle handle,
const std::string& s);
// Keep this last so that all weak pointers will be invalidated at the
// beginning of destruction.
base::WeakPtrFactory<LibvdaServiceProvider> weak_ptr_factory_{this};
};
} // namespace ash
#endif // CHROME_BROWSER_ASH_DBUS_LIBVDA_SERVICE_PROVIDER_H_
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