Out of process Pepper

chrome/ppapi_plugin/ppapi_thread.h

+// Copyright (c) 2010 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 CHROME_PPAPI_PLUGIN_PPAPI_THREAD_H_
+#define CHROME_PPAPI_PLUGIN_PPAPI_THREAD_H_
+#pragma once
+
+#include "base/basictypes.h"
+#include "base/scoped_native_library.h"
+#include "base/scoped_ptr.h"
+#include "build/build_config.h"
+#include "chrome/common/child_thread.h"
+
+class FilePath;
+
+namespace IPC {
+class ChannelHandle;
+}
+
+namespace pp {
+namespace proxy {
+class PluginDispatcher;
+}
+}
+
+class PpapiThread : public ChildThread {
+ public:
+  PpapiThread();
+  ~PpapiThread();
+
+ private:
+  // ChildThread overrides.
+  virtual void OnMessageReceived(const IPC::Message& msg);
+
+  // Message handlers.
+  void OnLoadPlugin(const FilePath& path, int renderer_id);
+
+  bool LoadPluginLib(const FilePath& path);
+
+  // Sets up the channel to the given renderer. On success, returns true and
+  // fills the given ChannelHandle with the information from the new channel.
+  bool SetupRendererChannel(int renderer_id,
+                            IPC::ChannelHandle* handle);
+
+#if defined(OS_POSIX)
+  // Close the plugin process' copy of the renderer's side of the plugin
+  // channel.  This can be called after the renderer is known to have its own
+  // copy of renderer_fd_.
+  void CloseRendererFD();
+#endif
+
+  base::ScopedNativeLibrary library_;
+
+  scoped_ptr<pp::proxy::PluginDispatcher> dispatcher_;
+
+#if defined(OS_POSIX)
+  // FD for the renderer end of the socket. It is closed when the IPC layer
+  // indicates that the channel is connected, proving that the renderer has
+  // access to its side of the socket.
+  int renderer_fd_;
+#endif
+
+  DISALLOW_COPY_AND_ASSIGN(PpapiThread);
+};
+
+#endif  // CHROME_PPAPI_PLUGIN_PPAPI_THREAD_H_