| OLD | NEW |
|---|
| (Empty) |
| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "webkit/plugins/ppapi/plugin_module.h" | |
| 6 | |
| 7 #include <set> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/command_line.h" | |
| 11 #include "base/logging.h" | |
| 12 #include "base/memory/scoped_ptr.h" | |
| 13 #include "base/message_loop/message_loop.h" | |
| 14 #include "base/message_loop/message_loop_proxy.h" | |
| 15 #include "base/time/time.h" | |
| 16 #include "ppapi/c/dev/ppb_audio_input_dev.h" | |
| 17 #include "ppapi/c/dev/ppb_buffer_dev.h" | |
| 18 #include "ppapi/c/dev/ppb_char_set_dev.h" | |
| 19 #include "ppapi/c/dev/ppb_crypto_dev.h" | |
| 20 #include "ppapi/c/dev/ppb_cursor_control_dev.h" | |
| 21 #include "ppapi/c/dev/ppb_device_ref_dev.h" | |
| 22 #include "ppapi/c/dev/ppb_file_chooser_dev.h" | |
| 23 #include "ppapi/c/dev/ppb_find_dev.h" | |
| 24 #include "ppapi/c/dev/ppb_font_dev.h" | |
| 25 #include "ppapi/c/dev/ppb_gles_chromium_texture_mapping_dev.h" | |
| 26 #include "ppapi/c/dev/ppb_graphics_2d_dev.h" | |
| 27 #include "ppapi/c/dev/ppb_memory_dev.h" | |
| 28 #include "ppapi/c/dev/ppb_opengles2ext_dev.h" | |
| 29 #include "ppapi/c/dev/ppb_printing_dev.h" | |
| 30 #include "ppapi/c/dev/ppb_resource_array_dev.h" | |
| 31 #include "ppapi/c/dev/ppb_scrollbar_dev.h" | |
| 32 #include "ppapi/c/dev/ppb_testing_dev.h" | |
| 33 #include "ppapi/c/dev/ppb_text_input_dev.h" | |
| 34 #include "ppapi/c/dev/ppb_trace_event_dev.h" | |
| 35 #include "ppapi/c/dev/ppb_truetype_font_dev.h" | |
| 36 #include "ppapi/c/dev/ppb_url_util_dev.h" | |
| 37 #include "ppapi/c/dev/ppb_var_deprecated.h" | |
| 38 #include "ppapi/c/dev/ppb_video_capture_dev.h" | |
| 39 #include "ppapi/c/dev/ppb_video_decoder_dev.h" | |
| 40 #include "ppapi/c/dev/ppb_view_dev.h" | |
| 41 #include "ppapi/c/dev/ppb_widget_dev.h" | |
| 42 #include "ppapi/c/dev/ppb_zoom_dev.h" | |
| 43 #include "ppapi/c/extensions/dev/ppb_ext_alarms_dev.h" | |
| 44 #include "ppapi/c/extensions/dev/ppb_ext_socket_dev.h" | |
| 45 #include "ppapi/c/pp_module.h" | |
| 46 #include "ppapi/c/pp_resource.h" | |
| 47 #include "ppapi/c/pp_var.h" | |
| 48 #include "ppapi/c/ppb_audio.h" | |
| 49 #include "ppapi/c/ppb_audio_config.h" | |
| 50 #include "ppapi/c/ppb_console.h" | |
| 51 #include "ppapi/c/ppb_core.h" | |
| 52 #include "ppapi/c/ppb_file_io.h" | |
| 53 #include "ppapi/c/ppb_file_ref.h" | |
| 54 #include "ppapi/c/ppb_file_system.h" | |
| 55 #include "ppapi/c/ppb_fullscreen.h" | |
| 56 #include "ppapi/c/ppb_graphics_2d.h" | |
| 57 #include "ppapi/c/ppb_graphics_3d.h" | |
| 58 #include "ppapi/c/ppb_host_resolver.h" | |
| 59 #include "ppapi/c/ppb_image_data.h" | |
| 60 #include "ppapi/c/ppb_instance.h" | |
| 61 #include "ppapi/c/ppb_messaging.h" | |
| 62 #include "ppapi/c/ppb_mouse_cursor.h" | |
| 63 #include "ppapi/c/ppb_mouse_lock.h" | |
| 64 #include "ppapi/c/ppb_net_address.h" | |
| 65 #include "ppapi/c/ppb_network_proxy.h" | |
| 66 #include "ppapi/c/ppb_opengles2.h" | |
| 67 #include "ppapi/c/ppb_tcp_socket.h" | |
| 68 #include "ppapi/c/ppb_udp_socket.h" | |
| 69 #include "ppapi/c/ppb_url_loader.h" | |
| 70 #include "ppapi/c/ppb_url_request_info.h" | |
| 71 #include "ppapi/c/ppb_url_response_info.h" | |
| 72 #include "ppapi/c/ppb_var.h" | |
| 73 #include "ppapi/c/ppb_var_array.h" | |
| 74 #include "ppapi/c/ppb_var_array_buffer.h" | |
| 75 #include "ppapi/c/ppb_var_dictionary.h" | |
| 76 #include "ppapi/c/ppb_view.h" | |
| 77 #include "ppapi/c/ppp.h" | |
| 78 #include "ppapi/c/ppp_instance.h" | |
| 79 #include "ppapi/c/private/ppb_ext_crx_file_system_private.h" | |
| 80 #include "ppapi/c/private/ppb_file_io_private.h" | |
| 81 #include "ppapi/c/private/ppb_file_ref_private.h" | |
| 82 #include "ppapi/c/private/ppb_flash.h" | |
| 83 #include "ppapi/c/private/ppb_flash_clipboard.h" | |
| 84 #include "ppapi/c/private/ppb_flash_device_id.h" | |
| 85 #include "ppapi/c/private/ppb_flash_drm.h" | |
| 86 #include "ppapi/c/private/ppb_flash_file.h" | |
| 87 #include "ppapi/c/private/ppb_flash_font_file.h" | |
| 88 #include "ppapi/c/private/ppb_flash_fullscreen.h" | |
| 89 #include "ppapi/c/private/ppb_flash_menu.h" | |
| 90 #include "ppapi/c/private/ppb_flash_message_loop.h" | |
| 91 #include "ppapi/c/private/ppb_flash_print.h" | |
| 92 #include "ppapi/c/private/ppb_gpu_blacklist_private.h" | |
| 93 #include "ppapi/c/private/ppb_host_resolver_private.h" | |
| 94 #include "ppapi/c/private/ppb_instance_private.h" | |
| 95 #include "ppapi/c/private/ppb_network_list_private.h" | |
| 96 #include "ppapi/c/private/ppb_network_monitor_private.h" | |
| 97 #include "ppapi/c/private/ppb_pdf.h" | |
| 98 #include "ppapi/c/private/ppb_proxy_private.h" | |
| 99 #include "ppapi/c/private/ppb_talk_private.h" | |
| 100 #include "ppapi/c/private/ppb_tcp_server_socket_private.h" | |
| 101 #include "ppapi/c/private/ppb_tcp_socket_private.h" | |
| 102 #include "ppapi/c/private/ppb_udp_socket_private.h" | |
| 103 #include "ppapi/c/private/ppb_uma_private.h" | |
| 104 #include "ppapi/c/private/ppb_video_destination_private.h" | |
| 105 #include "ppapi/c/private/ppb_video_source_private.h" | |
| 106 #include "ppapi/c/private/ppb_x509_certificate_private.h" | |
| 107 #include "ppapi/c/trusted/ppb_broker_trusted.h" | |
| 108 #include "ppapi/c/trusted/ppb_browser_font_trusted.h" | |
| 109 #include "ppapi/c/trusted/ppb_char_set_trusted.h" | |
| 110 #include "ppapi/c/trusted/ppb_file_chooser_trusted.h" | |
| 111 #include "ppapi/c/trusted/ppb_file_io_trusted.h" | |
| 112 #include "ppapi/c/trusted/ppb_url_loader_trusted.h" | |
| 113 #include "ppapi/shared_impl/callback_tracker.h" | |
| 114 #include "ppapi/shared_impl/ppapi_switches.h" | |
| 115 #include "ppapi/shared_impl/ppb_input_event_shared.h" | |
| 116 #include "ppapi/shared_impl/ppb_opengles2_shared.h" | |
| 117 #include "ppapi/shared_impl/ppb_var_shared.h" | |
| 118 #include "ppapi/shared_impl/time_conversion.h" | |
| 119 #include "ppapi/thunk/enter.h" | |
| 120 #include "ppapi/thunk/ppb_graphics_2d_api.h" | |
| 121 #include "ppapi/thunk/thunk.h" | |
| 122 #include "webkit/plugins/plugin_switches.h" | |
| 123 #include "webkit/plugins/ppapi/common.h" | |
| 124 #include "webkit/plugins/ppapi/host_globals.h" | |
| 125 #include "webkit/plugins/ppapi/ppapi_interface_factory.h" | |
| 126 #include "webkit/plugins/ppapi/ppapi_plugin_instance_impl.h" | |
| 127 #include "webkit/plugins/ppapi/ppb_gpu_blacklist_private_impl.h" | |
| 128 #include "webkit/plugins/ppapi/ppb_image_data_impl.h" | |
| 129 #include "webkit/plugins/ppapi/ppb_proxy_impl.h" | |
| 130 #include "webkit/plugins/ppapi/ppb_scrollbar_impl.h" | |
| 131 #include "webkit/plugins/ppapi/ppb_uma_private_impl.h" | |
| 132 #include "webkit/plugins/ppapi/ppb_var_deprecated_impl.h" | |
| 133 #include "webkit/plugins/ppapi/ppb_video_decoder_impl.h" | |
| 134 | |
| 135 using ppapi::InputEventData; | |
| 136 using ppapi::PpapiGlobals; | |
| 137 using ppapi::TimeTicksToPPTimeTicks; | |
| 138 using ppapi::TimeToPPTime; | |
| 139 using ppapi::thunk::EnterResource; | |
| 140 using ppapi::thunk::PPB_Graphics2D_API; | |
| 141 using ppapi::thunk::PPB_InputEvent_API; | |
| 142 | |
| 143 namespace webkit { | |
| 144 namespace ppapi { | |
| 145 | |
| 146 namespace { | |
| 147 | |
| 148 // Global tracking info for PPAPI plugins. This is lazily created before the | |
| 149 // first plugin is allocated, and leaked on shutdown. | |
| 150 // | |
| 151 // Note that we don't want a Singleton here since destroying this object will | |
| 152 // try to free some stuff that requires WebKit, and Singletons are destroyed | |
| 153 // after WebKit. | |
| 154 // TODO(raymes): I'm not sure if it is completely necessary to leak the | |
| 155 // HostGlobals. Figure out the shutdown sequence and find a way to do this | |
| 156 // more elegantly. | |
| 157 webkit::ppapi::HostGlobals* host_globals = NULL; | |
| 158 | |
| 159 // Maintains all currently loaded plugin libs for validating PP_Module | |
| 160 // identifiers. | |
| 161 typedef std::set<PluginModule*> PluginModuleSet; | |
| 162 | |
| 163 PluginModuleSet* GetLivePluginSet() { | |
| 164 CR_DEFINE_STATIC_LOCAL(PluginModuleSet, live_plugin_libs, ()); | |
| 165 return &live_plugin_libs; | |
| 166 } | |
| 167 | |
| 168 // PPB_Core -------------------------------------------------------------------- | |
| 169 | |
| 170 void AddRefResource(PP_Resource resource) { | |
| 171 PpapiGlobals::Get()->GetResourceTracker()->AddRefResource(resource); | |
| 172 } | |
| 173 | |
| 174 void ReleaseResource(PP_Resource resource) { | |
| 175 PpapiGlobals::Get()->GetResourceTracker()->ReleaseResource(resource); | |
| 176 } | |
| 177 | |
| 178 PP_Time GetTime() { | |
| 179 return TimeToPPTime(base::Time::Now()); | |
| 180 } | |
| 181 | |
| 182 PP_TimeTicks GetTickTime() { | |
| 183 return TimeTicksToPPTimeTicks(base::TimeTicks::Now()); | |
| 184 } | |
| 185 | |
| 186 void CallOnMainThread(int delay_in_msec, | |
| 187 PP_CompletionCallback callback, | |
| 188 int32_t result) { | |
| 189 if (callback.func) { | |
| 190 PpapiGlobals::Get()->GetMainThreadMessageLoop()->PostDelayedTask( | |
| 191 FROM_HERE, | |
| 192 base::Bind(callback.func, callback.user_data, result), | |
| 193 base::TimeDelta::FromMilliseconds(delay_in_msec)); | |
| 194 } | |
| 195 } | |
| 196 | |
| 197 PP_Bool IsMainThread() { | |
| 198 return BoolToPPBool(PpapiGlobals::Get()-> | |
| 199 GetMainThreadMessageLoop()->BelongsToCurrentThread()); | |
| 200 } | |
| 201 | |
| 202 const PPB_Core core_interface = { | |
| 203 &AddRefResource, | |
| 204 &ReleaseResource, | |
| 205 &GetTime, | |
| 206 &GetTickTime, | |
| 207 &CallOnMainThread, | |
| 208 &IsMainThread | |
| 209 }; | |
| 210 | |
| 211 // PPB_Testing ----------------------------------------------------------------- | |
| 212 | |
| 213 PP_Bool ReadImageData(PP_Resource device_context_2d, | |
| 214 PP_Resource image, | |
| 215 const PP_Point* top_left) { | |
| 216 EnterResource<PPB_Graphics2D_API> enter(device_context_2d, true); | |
| 217 if (enter.failed()) | |
| 218 return PP_FALSE; | |
| 219 return BoolToPPBool(enter.object()->ReadImageData(image, top_left)); | |
| 220 } | |
| 221 | |
| 222 void RunMessageLoop(PP_Instance instance) { | |
| 223 base::MessageLoop::ScopedNestableTaskAllower allow( | |
| 224 base::MessageLoop::current()); | |
| 225 base::MessageLoop::current()->Run(); | |
| 226 } | |
| 227 | |
| 228 void QuitMessageLoop(PP_Instance instance) { | |
| 229 base::MessageLoop::current()->QuitNow(); | |
| 230 } | |
| 231 | |
| 232 uint32_t GetLiveObjectsForInstance(PP_Instance instance_id) { | |
| 233 return HostGlobals::Get()->GetResourceTracker()->GetLiveObjectsForInstance( | |
| 234 instance_id); | |
| 235 } | |
| 236 | |
| 237 PP_Bool IsOutOfProcess() { | |
| 238 return PP_FALSE; | |
| 239 } | |
| 240 | |
| 241 void SimulateInputEvent(PP_Instance instance, PP_Resource input_event) { | |
| 242 PluginInstanceImpl* plugin_instance = host_globals->GetInstance(instance); | |
| 243 if (!plugin_instance) | |
| 244 return; | |
| 245 | |
| 246 EnterResource<PPB_InputEvent_API> enter(input_event, false); | |
| 247 if (enter.failed()) | |
| 248 return; | |
| 249 | |
| 250 const InputEventData& input_event_data = enter.object()->GetInputEventData(); | |
| 251 plugin_instance->SimulateInputEvent(input_event_data); | |
| 252 } | |
| 253 | |
| 254 PP_Var GetDocumentURL(PP_Instance instance, PP_URLComponents_Dev* components) { | |
| 255 PluginInstanceImpl* plugin_instance = host_globals->GetInstance(instance); | |
| 256 if (!plugin_instance) | |
| 257 return PP_MakeUndefined(); | |
| 258 return plugin_instance->GetDocumentURL(instance, components); | |
| 259 } | |
| 260 | |
| 261 uint32_t GetLiveVars(PP_Var live_vars[], uint32_t array_size) { | |
| 262 std::vector<PP_Var> vars = | |
| 263 PpapiGlobals::Get()->GetVarTracker()->GetLiveVars(); | |
| 264 for (size_t i = 0u; | |
| 265 i < std::min(static_cast<size_t>(array_size), vars.size()); | |
| 266 ++i) | |
| 267 live_vars[i] = vars[i]; | |
| 268 return vars.size(); | |
| 269 } | |
| 270 | |
| 271 void SetMinimumArrayBufferSizeForShmem(PP_Instance /*instance*/, | |
| 272 uint32_t /*threshold*/) { | |
| 273 // Does nothing. Not needed in-process. | |
| 274 } | |
| 275 | |
| 276 const PPB_Testing_Dev testing_interface = { | |
| 277 &ReadImageData, | |
| 278 &RunMessageLoop, | |
| 279 &QuitMessageLoop, | |
| 280 &GetLiveObjectsForInstance, | |
| 281 &IsOutOfProcess, | |
| 282 &SimulateInputEvent, | |
| 283 &GetDocumentURL, | |
| 284 &GetLiveVars, | |
| 285 &SetMinimumArrayBufferSizeForShmem | |
| 286 }; | |
| 287 | |
| 288 // GetInterface ---------------------------------------------------------------- | |
| 289 | |
| 290 const void* InternalGetInterface(const char* name) { | |
| 291 // Allow custom interface factories first stab at the GetInterface call. | |
| 292 const void* custom_interface = | |
| 293 PpapiInterfaceFactoryManager::GetInstance()->GetInterface(name); | |
| 294 if (custom_interface) | |
| 295 return custom_interface; | |
| 296 | |
| 297 // TODO(brettw) put these in a hash map for better performance. | |
| 298 #define UNPROXIED_IFACE(api_name, iface_str, iface_struct) \ | |
| 299 if (strcmp(name, iface_str) == 0) \ | |
| 300 return ::ppapi::thunk::Get##iface_struct##_Thunk(); | |
| 301 #define PROXIED_IFACE(api_name, iface_str, iface_struct) \ | |
| 302 UNPROXIED_IFACE(api_name, iface_str, iface_struct) | |
| 303 | |
| 304 #include "ppapi/thunk/interfaces_ppb_public_stable.h" | |
| 305 #include "ppapi/thunk/interfaces_ppb_public_dev.h" | |
| 306 #include "ppapi/thunk/interfaces_ppb_private.h" | |
| 307 #include "ppapi/thunk/interfaces_ppb_private_no_permissions.h" | |
| 308 #include "ppapi/thunk/interfaces_ppb_private_flash.h" | |
| 309 | |
| 310 #undef UNPROXIED_API | |
| 311 #undef PROXIED_IFACE | |
| 312 | |
| 313 #define LEGACY_IFACE(iface_str, function_name) \ | |
| 314 if (strcmp(name, iface_str) == 0) \ | |
| 315 return function_name; | |
| 316 | |
| 317 #include "ppapi/thunk/interfaces_legacy.h" | |
| 318 | |
| 319 #undef LEGACY_IFACE | |
| 320 | |
| 321 // Only support the testing interface when the command line switch is | |
| 322 // specified. This allows us to prevent people from (ab)using this interface | |
| 323 // in production code. | |
| 324 if (CommandLine::ForCurrentProcess()->HasSwitch( | |
| 325 switches::kEnablePepperTesting)) { | |
| 326 if (strcmp(name, PPB_TESTING_DEV_INTERFACE) == 0 || | |
| 327 strcmp(name, PPB_TESTING_DEV_INTERFACE_0_9) == 0) { | |
| 328 return &testing_interface; | |
| 329 } | |
| 330 } | |
| 331 return NULL; | |
| 332 } | |
| 333 | |
| 334 const void* GetInterface(const char* name) { | |
| 335 // All interfaces should be used on the main thread. | |
| 336 CHECK(IsMainThread()); | |
| 337 | |
| 338 return InternalGetInterface(name); | |
| 339 } | |
| 340 | |
| 341 // Gets the PPAPI entry points from the given library and places them into the | |
| 342 // given structure. Returns true on success. | |
| 343 bool LoadEntryPointsFromLibrary(const base::NativeLibrary& library, | |
| 344 PluginModule::EntryPoints* entry_points) { | |
| 345 entry_points->get_interface = | |
| 346 reinterpret_cast<PluginModule::GetInterfaceFunc>( | |
| 347 base::GetFunctionPointerFromNativeLibrary(library, | |
| 348 "PPP_GetInterface")); | |
| 349 if (!entry_points->get_interface) { | |
| 350 LOG(WARNING) << "No PPP_GetInterface in plugin library"; | |
| 351 return false; | |
| 352 } | |
| 353 | |
| 354 entry_points->initialize_module = | |
| 355 reinterpret_cast<PluginModule::PPP_InitializeModuleFunc>( | |
| 356 base::GetFunctionPointerFromNativeLibrary(library, | |
| 357 "PPP_InitializeModule")); | |
| 358 if (!entry_points->initialize_module) { | |
| 359 LOG(WARNING) << "No PPP_InitializeModule in plugin library"; | |
| 360 return false; | |
| 361 } | |
| 362 | |
| 363 // It's okay for PPP_ShutdownModule to not be defined and shutdown_module to | |
| 364 // be NULL. | |
| 365 entry_points->shutdown_module = | |
| 366 reinterpret_cast<PluginModule::PPP_ShutdownModuleFunc>( | |
| 367 base::GetFunctionPointerFromNativeLibrary(library, | |
| 368 "PPP_ShutdownModule")); | |
| 369 | |
| 370 return true; | |
| 371 } | |
| 372 | |
| 373 } // namespace | |
| 374 | |
| 375 PluginModule::EntryPoints::EntryPoints() | |
| 376 : get_interface(NULL), | |
| 377 initialize_module(NULL), | |
| 378 shutdown_module(NULL) { | |
| 379 } | |
| 380 | |
| 381 // PluginModule ---------------------------------------------------------------- | |
| 382 | |
| 383 PluginModule::PluginModule(const std::string& name, | |
| 384 const base::FilePath& path, | |
| 385 PluginDelegate::ModuleLifetime* lifetime_delegate, | |
| 386 const ::ppapi::PpapiPermissions& perms) | |
| 387 : lifetime_delegate_(lifetime_delegate), | |
| 388 callback_tracker_(new ::ppapi::CallbackTracker), | |
| 389 is_in_destructor_(false), | |
| 390 is_crashed_(false), | |
| 391 broker_(NULL), | |
| 392 library_(NULL), | |
| 393 name_(name), | |
| 394 path_(path), | |
| 395 permissions_(perms), | |
| 396 reserve_instance_id_(NULL) { | |
| 397 // Ensure the globals object is created. | |
| 398 if (!host_globals) | |
| 399 host_globals = new HostGlobals; | |
| 400 | |
| 401 memset(&entry_points_, 0, sizeof(entry_points_)); | |
| 402 pp_module_ = HostGlobals::Get()->AddModule(this); | |
| 403 GetLivePluginSet()->insert(this); | |
| 404 } | |
| 405 | |
| 406 PluginModule::~PluginModule() { | |
| 407 // In the past there have been crashes reentering the plugin module | |
| 408 // destructor. Catch if that happens again earlier. | |
| 409 CHECK(!is_in_destructor_); | |
| 410 is_in_destructor_ = true; | |
| 411 | |
| 412 // When the module is being deleted, there should be no more instances still | |
| 413 // holding a reference to us. | |
| 414 DCHECK(instances_.empty()); | |
| 415 | |
| 416 // Some resources and other stuff are hung off of the embedder state, which | |
| 417 // should be torn down before the routing stuff below. | |
| 418 embedder_state_.reset(); | |
| 419 | |
| 420 GetLivePluginSet()->erase(this); | |
| 421 | |
| 422 callback_tracker_->AbortAll(); | |
| 423 | |
| 424 if (entry_points_.shutdown_module) | |
| 425 entry_points_.shutdown_module(); | |
| 426 | |
| 427 if (library_) | |
| 428 base::UnloadNativeLibrary(library_); | |
| 429 | |
| 430 // Notifications that we've been deleted should be last. | |
| 431 HostGlobals::Get()->ModuleDeleted(pp_module_); | |
| 432 if (!is_crashed_ && lifetime_delegate_) { | |
| 433 // When the plugin crashes, we immediately tell the lifetime delegate that | |
| 434 // we're gone, so we don't want to tell it again. | |
| 435 lifetime_delegate_->PluginModuleDead(this); | |
| 436 } | |
| 437 | |
| 438 // Don't add stuff here, the two notifications that the module object has | |
| 439 // been deleted should be last. This allows, for example, | |
| 440 // PPB_Proxy.IsInModuleDestructor to map PP_Module to this class during the | |
| 441 // previous parts of the destructor. | |
| 442 } | |
| 443 | |
| 444 void PluginModule::SetEmbedderState(scoped_ptr<EmbedderState> state) { | |
| 445 embedder_state_ = state.Pass(); | |
| 446 } | |
| 447 | |
| 448 PluginModule::EmbedderState* PluginModule::GetEmbedderState() { | |
| 449 return embedder_state_.get(); | |
| 450 } | |
| 451 | |
| 452 bool PluginModule::InitAsInternalPlugin(const EntryPoints& entry_points) { | |
| 453 if (InitializeModule(entry_points)) { | |
| 454 entry_points_ = entry_points; | |
| 455 return true; | |
| 456 } | |
| 457 return false; | |
| 458 } | |
| 459 | |
| 460 bool PluginModule::InitAsLibrary(const base::FilePath& path) { | |
| 461 base::NativeLibrary library = base::LoadNativeLibrary(path, NULL); | |
| 462 if (!library) | |
| 463 return false; | |
| 464 | |
| 465 EntryPoints entry_points; | |
| 466 | |
| 467 if (!LoadEntryPointsFromLibrary(library, &entry_points) || | |
| 468 !InitializeModule(entry_points)) { | |
| 469 base::UnloadNativeLibrary(library); | |
| 470 return false; | |
| 471 } | |
| 472 entry_points_ = entry_points; | |
| 473 library_ = library; | |
| 474 return true; | |
| 475 } | |
| 476 | |
| 477 void PluginModule::InitAsProxied( | |
| 478 PluginDelegate::OutOfProcessProxy* out_of_process_proxy) { | |
| 479 DCHECK(!out_of_process_proxy_.get()); | |
| 480 out_of_process_proxy_.reset(out_of_process_proxy); | |
| 481 } | |
| 482 | |
| 483 scoped_refptr<PluginModule> | |
| 484 PluginModule::CreateModuleForExternalPluginInstance() { | |
| 485 // Create a new module, but don't set the lifetime delegate. This isn't a | |
| 486 // plugin in the usual sense, so it isn't tracked by the browser. | |
| 487 scoped_refptr<PluginModule> external_plugin_module( | |
| 488 new PluginModule(name_, | |
| 489 path_, | |
| 490 NULL, // no lifetime_delegate | |
| 491 permissions_)); | |
| 492 return external_plugin_module; | |
| 493 } | |
| 494 | |
| 495 PP_ExternalPluginResult PluginModule::InitAsProxiedExternalPlugin( | |
| 496 PluginInstanceImpl* instance) { | |
| 497 DCHECK(out_of_process_proxy_.get()); | |
| 498 // InitAsProxied (for the trusted/out-of-process case) initializes only the | |
| 499 // module, and one or more instances are added later. In this case, the | |
| 500 // PluginInstance was already created as in-process, so we missed the proxy | |
| 501 // AddInstance step and must do it now. | |
| 502 out_of_process_proxy_->AddInstance(instance->pp_instance()); | |
| 503 // For external plugins, we need to tell the instance to reset itself as | |
| 504 // proxied. This will clear cached interface pointers and send DidCreate (etc) | |
| 505 // to the plugin side of the proxy. | |
| 506 return instance->ResetAsProxied(this); | |
| 507 } | |
| 508 | |
| 509 bool PluginModule::IsProxied() const { | |
| 510 return !!out_of_process_proxy_; | |
| 511 } | |
| 512 | |
| 513 base::ProcessId PluginModule::GetPeerProcessId() { | |
| 514 if (out_of_process_proxy_) | |
| 515 return out_of_process_proxy_->GetPeerProcessId(); | |
| 516 return base::kNullProcessId; | |
| 517 } | |
| 518 | |
| 519 int PluginModule::GetPluginChildId() { | |
| 520 if (out_of_process_proxy_) | |
| 521 return out_of_process_proxy_->GetPluginChildId(); | |
| 522 return 0; | |
| 523 } | |
| 524 | |
| 525 // static | |
| 526 const PPB_Core* PluginModule::GetCore() { | |
| 527 return &core_interface; | |
| 528 } | |
| 529 | |
| 530 // static | |
| 531 PluginModule::GetInterfaceFunc PluginModule::GetLocalGetInterfaceFunc() { | |
| 532 return &GetInterface; | |
| 533 } | |
| 534 | |
| 535 // static | |
| 536 bool PluginModule::SupportsInterface(const char* name) { | |
| 537 return !!InternalGetInterface(name); | |
| 538 } | |
| 539 | |
| 540 PluginInstanceImpl* PluginModule::CreateInstance( | |
| 541 PluginDelegate* delegate, | |
| 542 content::RenderView* render_view, | |
| 543 WebKit::WebPluginContainer* container, | |
| 544 const GURL& plugin_url) { | |
| 545 PluginInstanceImpl* instance = PluginInstanceImpl::Create( | |
| 546 delegate, render_view, this, container, plugin_url); | |
| 547 if (!instance) { | |
| 548 LOG(WARNING) << "Plugin doesn't support instance interface, failing."; | |
| 549 return NULL; | |
| 550 } | |
| 551 if (out_of_process_proxy_) | |
| 552 out_of_process_proxy_->AddInstance(instance->pp_instance()); | |
| 553 return instance; | |
| 554 } | |
| 555 | |
| 556 PluginInstanceImpl* PluginModule::GetSomeInstance() const { | |
| 557 // This will generally crash later if there is not actually any instance to | |
| 558 // return, so we force a crash now to make bugs easier to track down. | |
| 559 CHECK(!instances_.empty()); | |
| 560 return *instances_.begin(); | |
| 561 } | |
| 562 | |
| 563 const void* PluginModule::GetPluginInterface(const char* name) const { | |
| 564 if (out_of_process_proxy_) | |
| 565 return out_of_process_proxy_->GetProxiedInterface(name); | |
| 566 | |
| 567 // In-process plugins. | |
| 568 if (!entry_points_.get_interface) | |
| 569 return NULL; | |
| 570 return entry_points_.get_interface(name); | |
| 571 } | |
| 572 | |
| 573 void PluginModule::InstanceCreated(PluginInstanceImpl* instance) { | |
| 574 instances_.insert(instance); | |
| 575 } | |
| 576 | |
| 577 void PluginModule::InstanceDeleted(PluginInstanceImpl* instance) { | |
| 578 if (out_of_process_proxy_) | |
| 579 out_of_process_proxy_->RemoveInstance(instance->pp_instance()); | |
| 580 instances_.erase(instance); | |
| 581 } | |
| 582 | |
| 583 scoped_refptr< ::ppapi::CallbackTracker> PluginModule::GetCallbackTracker() { | |
| 584 return callback_tracker_; | |
| 585 } | |
| 586 | |
| 587 void PluginModule::PluginCrashed() { | |
| 588 DCHECK(!is_crashed_); // Should only get one notification. | |
| 589 is_crashed_ = true; | |
| 590 | |
| 591 // Notify all instances that they crashed. | |
| 592 for (PluginInstanceSet::iterator i = instances_.begin(); | |
| 593 i != instances_.end(); ++i) | |
| 594 (*i)->InstanceCrashed(); | |
| 595 | |
| 596 if (lifetime_delegate_) | |
| 597 lifetime_delegate_->PluginModuleDead(this); | |
| 598 } | |
| 599 | |
| 600 void PluginModule::SetReserveInstanceIDCallback( | |
| 601 PP_Bool (*reserve)(PP_Module, PP_Instance)) { | |
| 602 DCHECK(!reserve_instance_id_) << "Only expect one set."; | |
| 603 reserve_instance_id_ = reserve; | |
| 604 } | |
| 605 | |
| 606 bool PluginModule::ReserveInstanceID(PP_Instance instance) { | |
| 607 if (reserve_instance_id_) | |
| 608 return PPBoolToBool(reserve_instance_id_(pp_module_, instance)); | |
| 609 return true; // Instance ID is usable. | |
| 610 } | |
| 611 | |
| 612 void PluginModule::SetBroker(PluginDelegate::Broker* broker) { | |
| 613 DCHECK(!broker_ || !broker); | |
| 614 broker_ = broker; | |
| 615 } | |
| 616 | |
| 617 PluginDelegate::Broker* PluginModule::GetBroker() { | |
| 618 return broker_; | |
| 619 } | |
| 620 | |
| 621 // static | |
| 622 void PluginModule::ResetHostGlobalsForTest() { | |
| 623 delete host_globals; | |
| 624 host_globals = NULL; | |
| 625 } | |
| 626 | |
| 627 bool PluginModule::InitializeModule(const EntryPoints& entry_points) { | |
| 628 DCHECK(!out_of_process_proxy_.get()) << "Don't call for proxied modules."; | |
| 629 DCHECK(entry_points.initialize_module != NULL); | |
| 630 int retval = entry_points.initialize_module(pp_module(), &GetInterface); | |
| 631 if (retval != 0) { | |
| 632 LOG(WARNING) << "PPP_InitializeModule returned failure " << retval; | |
| 633 return false; | |
| 634 } | |
| 635 return true; | |
| 636 } | |
| 637 | |
| 638 } // namespace ppapi | |
| 639 } // namespace webkit | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 20165002:
Move webkit/plugins/ppapi to content/renderer/pepper. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/src/