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Side by Side Diff: content/renderer/npapi/plugin_channel_host.h

Issue 1483733002: Remove support for NPObjects. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase Created 4 years, 8 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_ 5 #ifndef CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_
6 #define CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_ 6 #define CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_
7 7
8 #include "base/containers/hash_tables.h" 8 #include "base/containers/hash_tables.h"
9 #include "base/macros.h" 9 #include "base/macros.h"
10 #include "build/build_config.h" 10 #include "build/build_config.h"
11 #include "content/child/npapi/np_channel_base.h" 11 #include "content/child/npapi/np_channel_base.h"
12 #include "ipc/ipc_channel_handle.h" 12 #include "ipc/ipc_channel_handle.h"
13 13
14 namespace content { 14 namespace content {
15 class NPObjectBase;
16
17 // Encapsulates an IPC channel between the renderer and one plugin process. 15 // Encapsulates an IPC channel between the renderer and one plugin process.
18 // On the plugin side there's a corresponding PluginChannel. 16 // On the plugin side there's a corresponding PluginChannel.
19 class PluginChannelHost : public NPChannelBase { 17 class PluginChannelHost : public NPChannelBase {
20 public: 18 public:
21 #if defined(OS_MACOSX) 19 #if defined(OS_MACOSX)
22 // TODO(shess): Debugging for http://crbug.com/97285 . See comment 20 // TODO(shess): Debugging for http://crbug.com/97285 . See comment
23 // in plugin_channel_host.cc. 21 // in plugin_channel_host.cc.
24 static bool* GetRemoveTrackingFlag(); 22 static bool* GetRemoveTrackingFlag();
25 #endif 23 #endif
26 static PluginChannelHost* GetPluginChannelHost( 24 static PluginChannelHost* GetPluginChannelHost(
27 const IPC::ChannelHandle& channel_handle, 25 const IPC::ChannelHandle& channel_handle,
28 base::SingleThreadTaskRunner* ipc_task_runner); 26 base::SingleThreadTaskRunner* ipc_task_runner);
29 27
30 bool Init(base::SingleThreadTaskRunner* ipc_task_runner, 28 bool Init(base::SingleThreadTaskRunner* ipc_task_runner,
31 bool create_pipe_now, 29 bool create_pipe_now,
32 base::WaitableEvent* shutdown_event) override; 30 base::WaitableEvent* shutdown_event) override;
33 31
34 int GenerateRouteID() override; 32 int GenerateRouteID() override;
35 33
36 void AddRoute(int route_id, IPC::Listener* listener, 34 void AddRoute(int route_id, IPC::Listener* listener);
37 NPObjectBase* npobject);
38 void RemoveRoute(int route_id); 35 void RemoveRoute(int route_id);
39 36
40 // NPChannelBase override: 37 // NPChannelBase override:
41 bool Send(IPC::Message* msg) override; 38 bool Send(IPC::Message* msg) override;
42 39
43 // IPC::Listener override 40 // IPC::Listener override
44 void OnChannelError() override; 41 void OnChannelError() override;
45 42
46 static void Broadcast(IPC::Message* message) { 43 static void Broadcast(IPC::Message* message) {
47 NPChannelBase::Broadcast(message); 44 NPChannelBase::Broadcast(message);
48 } 45 }
49 46
50 bool expecting_shutdown() { return expecting_shutdown_; } 47 bool expecting_shutdown() { return expecting_shutdown_; }
51 48
52 private: 49 private:
53 // Called on the render thread 50 // Called on the render thread
54 PluginChannelHost(); 51 PluginChannelHost();
55 ~PluginChannelHost() override; 52 ~PluginChannelHost() override;
56 53
57 static NPChannelBase* ClassFactory() { return new PluginChannelHost(); } 54 static NPChannelBase* ClassFactory() { return new PluginChannelHost(); }
58 55
59 bool OnControlMessageReceived(const IPC::Message& message) override; 56 bool OnControlMessageReceived(const IPC::Message& message) override;
60 void OnSetException(const std::string& message);
61 void OnPluginShuttingDown(); 57 void OnPluginShuttingDown();
62 58
63 // Keep track of all the registered WebPluginDelegeProxies to 59 // Keep track of all the registered WebPluginDelegeProxies to
64 // inform about OnChannelError 60 // inform about OnChannelError
65 typedef base::hash_map<int, IPC::Listener*> ProxyMap; 61 typedef base::hash_map<int, IPC::Listener*> ProxyMap;
66 ProxyMap proxies_; 62 ProxyMap proxies_;
67 63
68 // True if we are expecting the plugin process to go away - in which case, 64 // True if we are expecting the plugin process to go away - in which case,
69 // don't treat it as a crash. 65 // don't treat it as a crash.
70 bool expecting_shutdown_; 66 bool expecting_shutdown_;
71 67
72 DISALLOW_COPY_AND_ASSIGN(PluginChannelHost); 68 DISALLOW_COPY_AND_ASSIGN(PluginChannelHost);
73 }; 69 };
74 70
75 } // namespace content 71 } // namespace content
76 72
77 #endif // CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_ 73 #endif // CONTENT_RENDERER_NPAPI_PLUGIN_CHANNEL_HOST_H_
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