15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch#ifndef CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_ 6bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch#define CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 87d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)#include "base/containers/hash_tables.h" 9ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include "content/child/npapi/np_channel_base.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ipc/ipc_channel_handle.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class NPObjectBase; 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Encapsulates an IPC channel between the renderer and one plugin process. 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// On the plugin side there's a corresponding PluginChannel. 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PluginChannelHost : public NPChannelBase { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_MACOSX) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(shess): Debugging for http://crbug.com/97285 . See comment 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // in plugin_channel_host.cc. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static bool* GetRemoveTrackingFlag(); 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static PluginChannelHost* GetPluginChannelHost( 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const IPC::ChannelHandle& channel_handle, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::MessageLoopProxy* ipc_message_loop); 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool Init(base::MessageLoopProxy* ipc_message_loop, 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool create_pipe_now, 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::WaitableEvent* shutdown_event) OVERRIDE; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual int GenerateRouteID() OVERRIDE; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddRoute(int route_id, IPC::Listener* listener, 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NPObjectBase* npobject); 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void RemoveRoute(int route_id); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // NPChannelBase override: 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool Send(IPC::Message* msg) OVERRIDE; 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // IPC::Listener override 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnChannelError() OVERRIDE; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static void Broadcast(IPC::Message* message) { 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NPChannelBase::Broadcast(message); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool expecting_shutdown() { return expecting_shutdown_; } 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Called on the render thread 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PluginChannelHost(); 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~PluginChannelHost(); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static NPChannelBase* ClassFactory() { return new PluginChannelHost(); } 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnSetException(const std::string& message); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnPluginShuttingDown(); 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Keep track of all the registered WebPluginDelegeProxies to 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // inform about OnChannelError 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef base::hash_map<int, IPC::Listener*> ProxyMap; 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ProxyMap proxies_; 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // True if we are expecting the plugin process to go away - in which case, 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // don't treat it as a crash. 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool expecting_shutdown_; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(PluginChannelHost); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch#endif // CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_ 76