| // Copyright (c) 2013 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 CONTENT_RENDERER_PEPPER_HOST_DISPATCHER_WRAPPER_H_ |
| #define CONTENT_RENDERER_PEPPER_HOST_DISPATCHER_WRAPPER_H_ |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/process/process_handle.h" |
| #include "content/renderer/pepper/pepper_hung_plugin_filter.h" |
| #include "ppapi/c/pp_instance.h" |
| #include "ppapi/c/ppp.h" |
| #include "ppapi/proxy/host_dispatcher.h" |
| #include "ppapi/shared_impl/ppapi_permissions.h" |
| |
| namespace IPC { |
| struct ChannelHandle; |
| } |
| |
| namespace content { |
| class PepperHungPluginFilter; |
| class PluginModule; |
| |
| // This class wraps a dispatcher and has the same lifetime. A dispatcher has |
| // the same lifetime as a plugin module, which is longer than any particular |
| // RenderView or plugin instance. |
| class HostDispatcherWrapper { |
| public: |
| HostDispatcherWrapper(PluginModule* module, |
| base::ProcessId peer_pid, |
| int plugin_child_id, |
| const ppapi::PpapiPermissions& perms, |
| bool is_external); |
| virtual ~HostDispatcherWrapper(); |
| |
| bool Init(const IPC::ChannelHandle& channel_handle, |
| PP_GetInterface_Func local_get_interface, |
| const ppapi::Preferences& preferences, |
| scoped_refptr<PepperHungPluginFilter> filter); |
| |
| // Implements GetInterface for the proxied plugin. |
| const void* GetProxiedInterface(const char* name); |
| |
| // Notification to the out-of-process layer that the given plugin instance |
| // has been created. This will happen before the normal PPB_Instance method |
| // calls so the out-of-process code can set up the tracking information for |
| // the new instance. |
| void AddInstance(PP_Instance instance); |
| |
| // Like AddInstance but removes the given instance. This is called after |
| // regular instance shutdown so the out-of-process code can clean up its |
| // tracking information. |
| void RemoveInstance(PP_Instance instance); |
| |
| base::ProcessId peer_pid() { return peer_pid_; } |
| int plugin_child_id() { return plugin_child_id_; } |
| ppapi::proxy::HostDispatcher* dispatcher() { return dispatcher_.get(); } |
| |
| private: |
| PluginModule* module_; |
| |
| base::ProcessId peer_pid_; |
| |
| // ID that the browser process uses to idetify the child process for the |
| // plugin. This isn't directly useful from our process (the renderer) except |
| // in messages to the browser to disambiguate plugins. |
| int plugin_child_id_; |
| |
| ppapi::PpapiPermissions permissions_; |
| bool is_external_; |
| |
| scoped_ptr<ppapi::proxy::HostDispatcher> dispatcher_; |
| scoped_ptr<ppapi::proxy::ProxyChannel::Delegate> dispatcher_delegate_; |
| // We hold the hung_plugin_filter_ to guarantee it outlives |dispatcher_|, |
| // since it is an observer of |dispatcher_| for sync calls. |
| scoped_refptr<PepperHungPluginFilter> hung_plugin_filter_; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_PEPPER_HOST_DISPATCHER_WRAPPER_H_ |