1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_RENDERER_CONNECTION_H_ 6 #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_RENDERER_CONNECTION_H_ 7 8 #include <vector> 9 10 #include "base/basictypes.h" 11 #include "base/compiler_specific.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "content/public/browser/browser_message_filter.h" 14 #include "ppapi/c/pp_instance.h" 15 #include "ppapi/c/pp_resource.h" 16 17 class GURL; 18 19 namespace ppapi { 20 namespace proxy { 21 class ResourceMessageCallParams; 22 } 23 } 24 25 namespace content { 26 27 class BrowserPpapiHostImpl; 28 struct PepperRendererInstanceData; 29 30 // This class represents a connection from the browser to the renderer for 31 // sending/receiving pepper ResourceHost related messages. When the browser 32 // and renderer communicate about ResourceHosts, they should pass the plugin 33 // process ID to identify which plugin they are talking about. 34 class PepperRendererConnection : public BrowserMessageFilter { 35 public: 36 explicit PepperRendererConnection(int render_process_id); 37 38 // BrowserMessageFilter overrides. 39 virtual bool OnMessageReceived(const IPC::Message& msg, 40 bool* message_was_ok) OVERRIDE; 41 42 private: 43 virtual ~PepperRendererConnection(); 44 45 // Returns the host for the child process for the given |child_process_id|. 46 // If |child_process_id| is 0, returns the host owned by this 47 // PepperRendererConnection, which serves as the host for in-process plugins. 48 BrowserPpapiHostImpl* GetHostForChildProcess(int child_process_id) const; 49 50 void OnMsgCreateResourceHostsFromHost( 51 int routing_id, 52 int child_process_id, 53 const ppapi::proxy::ResourceMessageCallParams& params, 54 PP_Instance instance, 55 const std::vector<IPC::Message>& nested_msgs); 56 57 void OnMsgDidCreateInProcessInstance( 58 PP_Instance instance, 59 const PepperRendererInstanceData& instance_data); 60 void OnMsgDidDeleteInProcessInstance(PP_Instance instance); 61 62 int render_process_id_; 63 64 // We have a single BrowserPpapiHost per-renderer for all in-process plugins 65 // running. This is just a work-around allowing new style resources to work 66 // with the browser when running in-process but it means that plugin-specific 67 // information (like the plugin name) won't be available. 68 scoped_ptr<BrowserPpapiHostImpl> in_process_host_; 69 70 DISALLOW_COPY_AND_ASSIGN(PepperRendererConnection); 71 }; 72 73 } // namespace content 74 75 #endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_RENDERER_CONNECTION_H_ 76