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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_CHILD_NPAPI_PLUGIN_LIB_H_ | 5 #ifndef CONTENT_CHILD_NPAPI_PLUGIN_LIB_H_ |
| 6 #define CONTENT_CHILD_NPAPI_PLUGIN_LIB_H_ | 6 #define CONTENT_CHILD_NPAPI_PLUGIN_LIB_H_ |
| 7 | 7 |
| 8 #include <string> | 8 #include <string> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
| 12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
| 13 #include "base/native_library.h" | 13 #include "base/native_library.h" |
| 14 #include "build/build_config.h" | 14 #include "build/build_config.h" |
| 15 #include "content/child/npapi/webplugin.h" | 15 #include "content/child/npapi/webplugin.h" |
| 16 #include "content/common/content_export.h" | 16 #include "content/common/content_export.h" |
| 17 #include "content/public/common/webplugininfo.h" |
| 17 #include "third_party/npapi/bindings/nphostapi.h" | 18 #include "third_party/npapi/bindings/nphostapi.h" |
| 18 #include "webkit/plugins/webplugininfo.h" | |
| 19 | 19 |
| 20 namespace base { | 20 namespace base { |
| 21 class FilePath; | 21 class FilePath; |
| 22 } | 22 } |
| 23 | 23 |
| 24 namespace content { | 24 namespace content { |
| 25 | 25 |
| 26 class PluginInstance; | 26 class PluginInstance; |
| 27 | 27 |
| 28 // This struct holds entry points into a plugin. The entry points are | 28 // This struct holds entry points into a plugin. The entry points are |
| (...skipping 24 matching lines...) Expand all Loading... |
| 53 NPPluginFuncs* functions(); | 53 NPPluginFuncs* functions(); |
| 54 | 54 |
| 55 // Creates a new instance of this plugin. | 55 // Creates a new instance of this plugin. |
| 56 PluginInstance* CreateInstance(const std::string& mime_type); | 56 PluginInstance* CreateInstance(const std::string& mime_type); |
| 57 | 57 |
| 58 // Called by the instance when the instance is tearing down. | 58 // Called by the instance when the instance is tearing down. |
| 59 void CloseInstance(); | 59 void CloseInstance(); |
| 60 | 60 |
| 61 // Gets information about this plugin and the mime types that it | 61 // Gets information about this plugin and the mime types that it |
| 62 // supports. | 62 // supports. |
| 63 const webkit::WebPluginInfo& plugin_info() { return web_plugin_info_; } | 63 const WebPluginInfo& plugin_info() { return web_plugin_info_; } |
| 64 | 64 |
| 65 // | 65 // |
| 66 // NPAPI functions | 66 // NPAPI functions |
| 67 // | 67 // |
| 68 | 68 |
| 69 // NPAPI method to initialize a Plugin. | 69 // NPAPI method to initialize a Plugin. |
| 70 // Initialize can be safely called multiple times | 70 // Initialize can be safely called multiple times |
| 71 NPError NP_Initialize(); | 71 NPError NP_Initialize(); |
| 72 | 72 |
| 73 // NPAPI method to shutdown a Plugin. | 73 // NPAPI method to shutdown a Plugin. |
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| 89 // Indicates whether plugin unload can be deferred. | 89 // Indicates whether plugin unload can be deferred. |
| 90 void set_defer_unload(bool defer_unload) { | 90 void set_defer_unload(bool defer_unload) { |
| 91 defer_unload_ = defer_unload; | 91 defer_unload_ = defer_unload; |
| 92 } | 92 } |
| 93 | 93 |
| 94 // protected for testability. | 94 // protected for testability. |
| 95 protected: | 95 protected: |
| 96 friend class base::RefCounted<PluginLib>; | 96 friend class base::RefCounted<PluginLib>; |
| 97 | 97 |
| 98 // Creates a new PluginLib. | 98 // Creates a new PluginLib. |
| 99 explicit PluginLib(const webkit::WebPluginInfo& info); | 99 explicit PluginLib(const WebPluginInfo& info); |
| 100 | 100 |
| 101 virtual ~PluginLib(); | 101 virtual ~PluginLib(); |
| 102 | 102 |
| 103 // Attempts to load the plugin from the library. | 103 // Attempts to load the plugin from the library. |
| 104 // Returns true if it is a legitimate plugin, false otherwise | 104 // Returns true if it is a legitimate plugin, false otherwise |
| 105 bool Load(); | 105 bool Load(); |
| 106 | 106 |
| 107 // Unloads the plugin library. | 107 // Unloads the plugin library. |
| 108 void Unload(); | 108 void Unload(); |
| 109 | 109 |
| 110 // Shutdown the plugin library. | 110 // Shutdown the plugin library. |
| 111 void Shutdown(); | 111 void Shutdown(); |
| 112 | 112 |
| 113 private: | 113 private: |
| 114 webkit::WebPluginInfo web_plugin_info_; // Supported mime types, description | 114 WebPluginInfo web_plugin_info_; // Supported mime types, description |
| 115 base::NativeLibrary library_; // The opened library reference. | 115 base::NativeLibrary library_; // The opened library reference. |
| 116 NPPluginFuncs plugin_funcs_; // The struct of plugin side functions. | 116 NPPluginFuncs plugin_funcs_; // The struct of plugin side functions. |
| 117 bool initialized_; // Is the plugin initialized? | 117 bool initialized_; // Is the plugin initialized? |
| 118 NPSavedData *saved_data_; // Persisted plugin info for NPAPI. | 118 NPSavedData *saved_data_; // Persisted plugin info for NPAPI. |
| 119 int instance_count_; // Count of plugins in use. | 119 int instance_count_; // Count of plugins in use. |
| 120 bool skip_unload_; // True if library_ should not be unloaded. | 120 bool skip_unload_; // True if library_ should not be unloaded. |
| 121 | 121 |
| 122 // Function pointers to entry points into the plugin. | 122 // Function pointers to entry points into the plugin. |
| 123 PluginEntryPoints entry_points_; | 123 PluginEntryPoints entry_points_; |
| 124 | 124 |
| 125 // Set to true if unloading of the plugin dll is to be deferred. | 125 // Set to true if unloading of the plugin dll is to be deferred. |
| 126 bool defer_unload_; | 126 bool defer_unload_; |
| 127 | 127 |
| 128 DISALLOW_COPY_AND_ASSIGN(PluginLib); | 128 DISALLOW_COPY_AND_ASSIGN(PluginLib); |
| 129 }; | 129 }; |
| 130 | 130 |
| 131 } // namespace content | 131 } // namespace content |
| 132 | 132 |
| 133 #endif // CONTENT_CHILD_NPAPI_PLUGIN_LIB_H_ | 133 #endif // CONTENT_CHILD_NPAPI_PLUGIN_LIB_H_ |
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