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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 PPAPI_PROXY_RAW_VAR_DATA_H_ | 5 #ifndef PPAPI_PROXY_RAW_VAR_DATA_H_ |
6 #define PPAPI_PROXY_RAW_VAR_DATA_H_ | 6 #define PPAPI_PROXY_RAW_VAR_DATA_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/callback.h" | 10 #include "base/callback.h" |
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125 bool initialized_; | 125 bool initialized_; |
126 }; | 126 }; |
127 | 127 |
128 // A RawVarData class for PP_Vars which are value types. | 128 // A RawVarData class for PP_Vars which are value types. |
129 class BasicRawVarData : public RawVarData { | 129 class BasicRawVarData : public RawVarData { |
130 public: | 130 public: |
131 BasicRawVarData(); | 131 BasicRawVarData(); |
132 virtual ~BasicRawVarData(); | 132 virtual ~BasicRawVarData(); |
133 | 133 |
134 // RawVarData implementation. | 134 // RawVarData implementation. |
135 virtual PP_VarType Type() OVERRIDE; | 135 virtual PP_VarType Type() override; |
136 virtual bool Init(const PP_Var& var, PP_Instance instance) OVERRIDE; | 136 virtual bool Init(const PP_Var& var, PP_Instance instance) override; |
137 virtual PP_Var CreatePPVar(PP_Instance instance) OVERRIDE; | 137 virtual PP_Var CreatePPVar(PP_Instance instance) override; |
138 virtual void PopulatePPVar(const PP_Var& var, | 138 virtual void PopulatePPVar(const PP_Var& var, |
139 const std::vector<PP_Var>& graph) OVERRIDE; | 139 const std::vector<PP_Var>& graph) override; |
140 virtual void Write(IPC::Message* m, | 140 virtual void Write(IPC::Message* m, |
141 const HandleWriter& handle_writer) OVERRIDE; | 141 const HandleWriter& handle_writer) override; |
142 virtual bool Read(PP_VarType type, | 142 virtual bool Read(PP_VarType type, |
143 const IPC::Message* m, | 143 const IPC::Message* m, |
144 PickleIterator* iter) OVERRIDE; | 144 PickleIterator* iter) override; |
145 | 145 |
146 private: | 146 private: |
147 PP_Var var_; | 147 PP_Var var_; |
148 }; | 148 }; |
149 | 149 |
150 // A RawVarData class for string PP_Vars. | 150 // A RawVarData class for string PP_Vars. |
151 class StringRawVarData : public RawVarData { | 151 class StringRawVarData : public RawVarData { |
152 public: | 152 public: |
153 StringRawVarData(); | 153 StringRawVarData(); |
154 virtual ~StringRawVarData(); | 154 virtual ~StringRawVarData(); |
155 | 155 |
156 // RawVarData implementation. | 156 // RawVarData implementation. |
157 virtual PP_VarType Type() OVERRIDE; | 157 virtual PP_VarType Type() override; |
158 virtual bool Init(const PP_Var& var, PP_Instance instance) OVERRIDE; | 158 virtual bool Init(const PP_Var& var, PP_Instance instance) override; |
159 virtual PP_Var CreatePPVar(PP_Instance instance) OVERRIDE; | 159 virtual PP_Var CreatePPVar(PP_Instance instance) override; |
160 virtual void PopulatePPVar(const PP_Var& var, | 160 virtual void PopulatePPVar(const PP_Var& var, |
161 const std::vector<PP_Var>& graph) OVERRIDE; | 161 const std::vector<PP_Var>& graph) override; |
162 virtual void Write(IPC::Message* m, | 162 virtual void Write(IPC::Message* m, |
163 const HandleWriter& handle_writer) OVERRIDE; | 163 const HandleWriter& handle_writer) override; |
164 virtual bool Read(PP_VarType type, | 164 virtual bool Read(PP_VarType type, |
165 const IPC::Message* m, | 165 const IPC::Message* m, |
166 PickleIterator* iter) OVERRIDE; | 166 PickleIterator* iter) override; |
167 | 167 |
168 private: | 168 private: |
169 // The data in the string. | 169 // The data in the string. |
170 std::string data_; | 170 std::string data_; |
171 }; | 171 }; |
172 | 172 |
173 // A RawVarData class for array buffer PP_Vars. | 173 // A RawVarData class for array buffer PP_Vars. |
174 class ArrayBufferRawVarData : public RawVarData { | 174 class ArrayBufferRawVarData : public RawVarData { |
175 public: | 175 public: |
176 // Enum for array buffer message types. | 176 // Enum for array buffer message types. |
177 enum ShmemType { | 177 enum ShmemType { |
178 ARRAY_BUFFER_NO_SHMEM, | 178 ARRAY_BUFFER_NO_SHMEM, |
179 ARRAY_BUFFER_SHMEM_HOST, | 179 ARRAY_BUFFER_SHMEM_HOST, |
180 ARRAY_BUFFER_SHMEM_PLUGIN, | 180 ARRAY_BUFFER_SHMEM_PLUGIN, |
181 }; | 181 }; |
182 | 182 |
183 ArrayBufferRawVarData(); | 183 ArrayBufferRawVarData(); |
184 virtual ~ArrayBufferRawVarData(); | 184 virtual ~ArrayBufferRawVarData(); |
185 | 185 |
186 // RawVarData implementation. | 186 // RawVarData implementation. |
187 virtual PP_VarType Type() OVERRIDE; | 187 virtual PP_VarType Type() override; |
188 virtual bool Init(const PP_Var& var, PP_Instance instance) OVERRIDE; | 188 virtual bool Init(const PP_Var& var, PP_Instance instance) override; |
189 virtual PP_Var CreatePPVar(PP_Instance instance) OVERRIDE; | 189 virtual PP_Var CreatePPVar(PP_Instance instance) override; |
190 virtual void PopulatePPVar(const PP_Var& var, | 190 virtual void PopulatePPVar(const PP_Var& var, |
191 const std::vector<PP_Var>& graph) OVERRIDE; | 191 const std::vector<PP_Var>& graph) override; |
192 virtual void Write(IPC::Message* m, | 192 virtual void Write(IPC::Message* m, |
193 const HandleWriter& handle_writer) OVERRIDE; | 193 const HandleWriter& handle_writer) override; |
194 virtual bool Read(PP_VarType type, | 194 virtual bool Read(PP_VarType type, |
195 const IPC::Message* m, | 195 const IPC::Message* m, |
196 PickleIterator* iter) OVERRIDE; | 196 PickleIterator* iter) override; |
197 virtual SerializedHandle* GetHandle() OVERRIDE; | 197 virtual SerializedHandle* GetHandle() override; |
198 | 198 |
199 private: | 199 private: |
200 // The type of the storage underlying the array buffer. | 200 // The type of the storage underlying the array buffer. |
201 ShmemType type_; | 201 ShmemType type_; |
202 // The data in the buffer. Valid for |type_| == ARRAY_BUFFER_NO_SHMEM. | 202 // The data in the buffer. Valid for |type_| == ARRAY_BUFFER_NO_SHMEM. |
203 std::string data_; | 203 std::string data_; |
204 // Host shmem handle. Valid for |type_| == ARRAY_BUFFER_SHMEM_HOST. | 204 // Host shmem handle. Valid for |type_| == ARRAY_BUFFER_SHMEM_HOST. |
205 int host_shm_handle_id_; | 205 int host_shm_handle_id_; |
206 // Plugin shmem handle. Valid for |type_| == ARRAY_BUFFER_SHMEM_PLUGIN. | 206 // Plugin shmem handle. Valid for |type_| == ARRAY_BUFFER_SHMEM_PLUGIN. |
207 SerializedHandle plugin_shm_handle_; | 207 SerializedHandle plugin_shm_handle_; |
208 }; | 208 }; |
209 | 209 |
210 // A RawVarData class for array PP_Vars. | 210 // A RawVarData class for array PP_Vars. |
211 class ArrayRawVarData : public RawVarData { | 211 class ArrayRawVarData : public RawVarData { |
212 public: | 212 public: |
213 ArrayRawVarData(); | 213 ArrayRawVarData(); |
214 virtual ~ArrayRawVarData(); | 214 virtual ~ArrayRawVarData(); |
215 | 215 |
216 void AddChild(size_t element); | 216 void AddChild(size_t element); |
217 | 217 |
218 // RawVarData implementation. | 218 // RawVarData implementation. |
219 virtual PP_VarType Type() OVERRIDE; | 219 virtual PP_VarType Type() override; |
220 virtual bool Init(const PP_Var& var, PP_Instance instance) OVERRIDE; | 220 virtual bool Init(const PP_Var& var, PP_Instance instance) override; |
221 virtual PP_Var CreatePPVar(PP_Instance instance) OVERRIDE; | 221 virtual PP_Var CreatePPVar(PP_Instance instance) override; |
222 virtual void PopulatePPVar(const PP_Var& var, | 222 virtual void PopulatePPVar(const PP_Var& var, |
223 const std::vector<PP_Var>& graph) OVERRIDE; | 223 const std::vector<PP_Var>& graph) override; |
224 virtual void Write(IPC::Message* m, | 224 virtual void Write(IPC::Message* m, |
225 const HandleWriter& handle_writer) OVERRIDE; | 225 const HandleWriter& handle_writer) override; |
226 virtual bool Read(PP_VarType type, | 226 virtual bool Read(PP_VarType type, |
227 const IPC::Message* m, | 227 const IPC::Message* m, |
228 PickleIterator* iter) OVERRIDE; | 228 PickleIterator* iter) override; |
229 | 229 |
230 private: | 230 private: |
231 std::vector<size_t> children_; | 231 std::vector<size_t> children_; |
232 }; | 232 }; |
233 | 233 |
234 // A RawVarData class for dictionary PP_Vars. | 234 // A RawVarData class for dictionary PP_Vars. |
235 class DictionaryRawVarData : public RawVarData { | 235 class DictionaryRawVarData : public RawVarData { |
236 public: | 236 public: |
237 DictionaryRawVarData(); | 237 DictionaryRawVarData(); |
238 virtual ~DictionaryRawVarData(); | 238 virtual ~DictionaryRawVarData(); |
239 | 239 |
240 void AddChild(const std::string& key, size_t value); | 240 void AddChild(const std::string& key, size_t value); |
241 | 241 |
242 // RawVarData implementation. | 242 // RawVarData implementation. |
243 virtual PP_VarType Type() OVERRIDE; | 243 virtual PP_VarType Type() override; |
244 virtual bool Init(const PP_Var& var, PP_Instance instance) OVERRIDE; | 244 virtual bool Init(const PP_Var& var, PP_Instance instance) override; |
245 virtual PP_Var CreatePPVar(PP_Instance instance) OVERRIDE; | 245 virtual PP_Var CreatePPVar(PP_Instance instance) override; |
246 virtual void PopulatePPVar(const PP_Var& var, | 246 virtual void PopulatePPVar(const PP_Var& var, |
247 const std::vector<PP_Var>& graph) OVERRIDE; | 247 const std::vector<PP_Var>& graph) override; |
248 virtual void Write(IPC::Message* m, | 248 virtual void Write(IPC::Message* m, |
249 const HandleWriter& handle_writer) OVERRIDE; | 249 const HandleWriter& handle_writer) override; |
250 virtual bool Read(PP_VarType type, | 250 virtual bool Read(PP_VarType type, |
251 const IPC::Message* m, | 251 const IPC::Message* m, |
252 PickleIterator* iter) OVERRIDE; | 252 PickleIterator* iter) override; |
253 | 253 |
254 private: | 254 private: |
255 std::vector<std::pair<std::string, size_t> > children_; | 255 std::vector<std::pair<std::string, size_t> > children_; |
256 }; | 256 }; |
257 | 257 |
258 // A RawVarData class for resource PP_Vars. | 258 // A RawVarData class for resource PP_Vars. |
259 // This class does not hold a reference on the PP_Resource that is being | 259 // This class does not hold a reference on the PP_Resource that is being |
260 // serialized. If sending a resource from the plugin to the host, the plugin | 260 // serialized. If sending a resource from the plugin to the host, the plugin |
261 // should not release the ResourceVar before sending the serialized message to | 261 // should not release the ResourceVar before sending the serialized message to |
262 // the host, and the host should immediately consume the ResourceVar before | 262 // the host, and the host should immediately consume the ResourceVar before |
263 // processing further messages. | 263 // processing further messages. |
264 class ResourceRawVarData : public RawVarData { | 264 class ResourceRawVarData : public RawVarData { |
265 public: | 265 public: |
266 ResourceRawVarData(); | 266 ResourceRawVarData(); |
267 virtual ~ResourceRawVarData(); | 267 virtual ~ResourceRawVarData(); |
268 | 268 |
269 // RawVarData implementation. | 269 // RawVarData implementation. |
270 virtual PP_VarType Type() OVERRIDE; | 270 virtual PP_VarType Type() override; |
271 virtual bool Init(const PP_Var& var, PP_Instance instance) OVERRIDE; | 271 virtual bool Init(const PP_Var& var, PP_Instance instance) override; |
272 virtual PP_Var CreatePPVar(PP_Instance instance) OVERRIDE; | 272 virtual PP_Var CreatePPVar(PP_Instance instance) override; |
273 virtual void PopulatePPVar(const PP_Var& var, | 273 virtual void PopulatePPVar(const PP_Var& var, |
274 const std::vector<PP_Var>& graph) OVERRIDE; | 274 const std::vector<PP_Var>& graph) override; |
275 virtual void Write(IPC::Message* m, | 275 virtual void Write(IPC::Message* m, |
276 const HandleWriter& handle_writer) OVERRIDE; | 276 const HandleWriter& handle_writer) override; |
277 virtual bool Read(PP_VarType type, | 277 virtual bool Read(PP_VarType type, |
278 const IPC::Message* m, | 278 const IPC::Message* m, |
279 PickleIterator* iter) OVERRIDE; | 279 PickleIterator* iter) override; |
280 | 280 |
281 private: | 281 private: |
282 // Resource ID in the plugin. If one has not yet been created, this is 0. | 282 // Resource ID in the plugin. If one has not yet been created, this is 0. |
283 // This is a borrowed reference; the resource's refcount is not incremented. | 283 // This is a borrowed reference; the resource's refcount is not incremented. |
284 PP_Resource pp_resource_; | 284 PP_Resource pp_resource_; |
285 | 285 |
286 // Pending resource host ID in the renderer. | 286 // Pending resource host ID in the renderer. |
287 int pending_renderer_host_id_; | 287 int pending_renderer_host_id_; |
288 | 288 |
289 // Pending resource host ID in the browser. | 289 // Pending resource host ID in the browser. |
290 int pending_browser_host_id_; | 290 int pending_browser_host_id_; |
291 | 291 |
292 // A message containing information about how to create a plugin-side | 292 // A message containing information about how to create a plugin-side |
293 // resource. The message type will vary based on the resource type, and will | 293 // resource. The message type will vary based on the resource type, and will |
294 // usually contain a pending resource host ID, and other required information. | 294 // usually contain a pending resource host ID, and other required information. |
295 // If the resource was created directly, this is NULL. | 295 // If the resource was created directly, this is NULL. |
296 scoped_ptr<IPC::Message> creation_message_; | 296 scoped_ptr<IPC::Message> creation_message_; |
297 }; | 297 }; |
298 | 298 |
299 } // namespace proxy | 299 } // namespace proxy |
300 } // namespace ppapi | 300 } // namespace ppapi |
301 | 301 |
302 #endif // PPAPI_PROXY_RAW_VAR_DATA_H_ | 302 #endif // PPAPI_PROXY_RAW_VAR_DATA_H_ |
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