chromeos: Add SurfaceServiceProvider.

chromeos/dbus/services/surface_service_provider.h

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROMEOS_DBUS_SERVICES_SURFACE_SERVICE_PROVIDER_H_
+#define CHROMEOS_DBUS_SERVICES_SURFACE_SERVICE_PROVIDER_H_
+
+#include <string>
+
+#include "base/files/scoped_file.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "chromeos/chromeos_export.h"
+#include "chromeos/dbus/services/cros_dbus_service.h"
+#include "dbus/exported_object.h"
+
+namespace chromeos {
+
+class CHROMEOS_EXPORT SurfaceServiceProvider
+    : public CrosDBusService::ServiceProviderInterface {
+ public:
+  class Delegate {
+   public:
+    using CreateBufferCallback = base::Callback<void(bool success)>;
+
+    virtual ~Delegate() {}
+
+    // Functions for creating and destroying buffers.
+    virtual void CreatePrimeBuffer(uint32 id,
+                                   base::ScopedFD fd,
+                                   int32 width,
+                                   int32 height,
+                                   uint32 format,
+                                   int32 stride,
+                                   const CreateBufferCallback& callback) = 0;
+    virtual void DestroyBuffer(uint32 id) = 0;
+    virtual void AttachBufferToTestShellSurface(
+        uint32 buffer_id,
+        const base::Closure& released_callback);

[Junichi Uekawa, 2015/10/20 04:11:33]

This is not defined anywhere, and should marked as a pure virtual function or
Debug build will not build.


just add =0 as above.

+  };
+
+  explicit SurfaceServiceProvider(scoped_ptr<Delegate> delegate);
+  ~SurfaceServiceProvider() override;
+
+  // CrosDBusService::ServiceProviderInterface overrides:
+  void Start(scoped_refptr<dbus::ExportedObject> exported_object) override;
+
+ private:
+  void CreatePrimeBuffer(dbus::MethodCall* method_call,
+                         dbus::ExportedObject::ResponseSender response_sender);
+  void DestroyBuffer(dbus::MethodCall* method_call,
+                     dbus::ExportedObject::ResponseSender response_sender);
+  void AttachBufferToTestShellSurface(
+      dbus::MethodCall* method_call,
+      dbus::ExportedObject::ResponseSender response_sender);
+  void ReleaseBuffer(uint32 id);
+
+  // This method is called when a dbus method is exported.  If the export of the
+  // method is successful, |success| will be true.  It will be false
+  // otherwise.
+  void OnExported(const std::string& interface_name,
+                  const std::string& method_name,
+                  bool success);
+
+  scoped_ptr<Delegate> delegate_;
+  scoped_refptr<dbus::ExportedObject> exported_object_;
+  base::WeakPtrFactory<SurfaceServiceProvider> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(SurfaceServiceProvider);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROMEOS_DBUS_SERVICES_SURFACE_SERVICE_PROVIDER_H_