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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 #include "ppapi/proxy/ppb_var_deprecated_proxy.h" | 5 #include "ppapi/proxy/ppb_var_deprecated_proxy.h" |
6 | 6 |
7 #include <stdlib.h> // For malloc | 7 #include <stdlib.h> // For malloc |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/message_loop.h" | 10 #include "base/message_loop.h" |
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281 &GetProperty, | 281 &GetProperty, |
282 &EnumerateProperties, | 282 &EnumerateProperties, |
283 &SetProperty, | 283 &SetProperty, |
284 &RemoveProperty, | 284 &RemoveProperty, |
285 &Call, | 285 &Call, |
286 &Construct, | 286 &Construct, |
287 &IsInstanceOf, | 287 &IsInstanceOf, |
288 &CreateObject | 288 &CreateObject |
289 }; | 289 }; |
290 | 290 |
291 InterfaceProxy* CreateVarDeprecatedProxy(Dispatcher* dispatcher) { | 291 InterfaceProxy* CreateVarDeprecatedProxy(Dispatcher* dispatcher, |
292 return new PPB_Var_Deprecated_Proxy(dispatcher ); | 292 const void* target_interface) { |
| 293 return new PPB_Var_Deprecated_Proxy(dispatcher, target_interface); |
293 } | 294 } |
294 | 295 |
295 } // namespace | 296 } // namespace |
296 | 297 |
297 PPB_Var_Deprecated_Proxy::PPB_Var_Deprecated_Proxy( | 298 PPB_Var_Deprecated_Proxy::PPB_Var_Deprecated_Proxy( |
298 Dispatcher* dispatcher) | 299 Dispatcher* dispatcher, |
299 : InterfaceProxy(dispatcher), | 300 const void* target_interface) |
300 task_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)), | 301 : InterfaceProxy(dispatcher, target_interface), |
301 ppb_var_impl_(NULL) { | 302 task_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) { |
302 if (!dispatcher->IsPlugin()) { | |
303 ppb_var_impl_ = static_cast<const PPB_Var_Deprecated*>( | |
304 dispatcher->local_get_interface()(PPB_VAR_DEPRECATED_INTERFACE)); | |
305 } | |
306 } | 303 } |
307 | 304 |
308 PPB_Var_Deprecated_Proxy::~PPB_Var_Deprecated_Proxy() { | 305 PPB_Var_Deprecated_Proxy::~PPB_Var_Deprecated_Proxy() { |
309 } | 306 } |
310 | 307 |
311 // static | 308 // static |
312 const InterfaceProxy::Info* PPB_Var_Deprecated_Proxy::GetInfo() { | 309 const InterfaceProxy::Info* PPB_Var_Deprecated_Proxy::GetInfo() { |
313 static const Info info = { | 310 static const Info info = { |
314 &var_deprecated_interface, | 311 &var_deprecated_interface, |
315 PPB_VAR_DEPRECATED_INTERFACE, | 312 PPB_VAR_DEPRECATED_INTERFACE, |
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356 IPC_END_MESSAGE_MAP() | 353 IPC_END_MESSAGE_MAP() |
357 // TODO(brettw) handle bad messages! | 354 // TODO(brettw) handle bad messages! |
358 return handled; | 355 return handled; |
359 } | 356 } |
360 | 357 |
361 void PPB_Var_Deprecated_Proxy::OnMsgAddRefObject(int64 object_id, | 358 void PPB_Var_Deprecated_Proxy::OnMsgAddRefObject(int64 object_id, |
362 int* /* unused */) { | 359 int* /* unused */) { |
363 PP_Var var; | 360 PP_Var var; |
364 var.type = PP_VARTYPE_OBJECT; | 361 var.type = PP_VARTYPE_OBJECT; |
365 var.value.as_id = object_id; | 362 var.value.as_id = object_id; |
366 ppb_var_impl_->AddRef(var); | 363 ppb_var_target()->AddRef(var); |
367 } | 364 } |
368 | 365 |
369 void PPB_Var_Deprecated_Proxy::OnMsgReleaseObject(int64 object_id) { | 366 void PPB_Var_Deprecated_Proxy::OnMsgReleaseObject(int64 object_id) { |
370 // Ok, so this is super subtle. | 367 // Ok, so this is super subtle. |
371 // When the browser side sends a sync IPC message that returns a var, and the | 368 // When the browser side sends a sync IPC message that returns a var, and the |
372 // plugin wants to give ownership of that var to the browser, dropping all | 369 // plugin wants to give ownership of that var to the browser, dropping all |
373 // references, it may call ReleaseObject right after returning the result. | 370 // references, it may call ReleaseObject right after returning the result. |
374 // However, the IPC system doesn't enforce strict ordering of messages in that | 371 // However, the IPC system doesn't enforce strict ordering of messages in that |
375 // case, where a message that is set to unblock (e.g. a sync message, or in | 372 // case, where a message that is set to unblock (e.g. a sync message, or in |
376 // our case all messages coming from the plugin) that is sent *after* the | 373 // our case all messages coming from the plugin) that is sent *after* the |
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389 task_factory_.NewRunnableMethod( | 386 task_factory_.NewRunnableMethod( |
390 &PPB_Var_Deprecated_Proxy::DoReleaseObject, object_id)); | 387 &PPB_Var_Deprecated_Proxy::DoReleaseObject, object_id)); |
391 } | 388 } |
392 | 389 |
393 void PPB_Var_Deprecated_Proxy::OnMsgHasProperty( | 390 void PPB_Var_Deprecated_Proxy::OnMsgHasProperty( |
394 SerializedVarReceiveInput var, | 391 SerializedVarReceiveInput var, |
395 SerializedVarReceiveInput name, | 392 SerializedVarReceiveInput name, |
396 SerializedVarOutParam exception, | 393 SerializedVarOutParam exception, |
397 PP_Bool* result) { | 394 PP_Bool* result) { |
398 SetAllowPluginReentrancy(); | 395 SetAllowPluginReentrancy(); |
399 *result = PP_FromBool(ppb_var_impl_->HasProperty( | 396 *result = PP_FromBool(ppb_var_target()->HasProperty( |
400 var.Get(dispatcher()), | 397 var.Get(dispatcher()), |
401 name.Get(dispatcher()), | 398 name.Get(dispatcher()), |
402 exception.OutParam(dispatcher()))); | 399 exception.OutParam(dispatcher()))); |
403 } | 400 } |
404 | 401 |
405 void PPB_Var_Deprecated_Proxy::OnMsgHasMethodDeprecated( | 402 void PPB_Var_Deprecated_Proxy::OnMsgHasMethodDeprecated( |
406 SerializedVarReceiveInput var, | 403 SerializedVarReceiveInput var, |
407 SerializedVarReceiveInput name, | 404 SerializedVarReceiveInput name, |
408 SerializedVarOutParam exception, | 405 SerializedVarOutParam exception, |
409 PP_Bool* result) { | 406 PP_Bool* result) { |
410 SetAllowPluginReentrancy(); | 407 SetAllowPluginReentrancy(); |
411 *result = PP_FromBool(ppb_var_impl_->HasMethod( | 408 *result = PP_FromBool(ppb_var_target()->HasMethod( |
412 var.Get(dispatcher()), | 409 var.Get(dispatcher()), |
413 name.Get(dispatcher()), | 410 name.Get(dispatcher()), |
414 exception.OutParam(dispatcher()))); | 411 exception.OutParam(dispatcher()))); |
415 } | 412 } |
416 | 413 |
417 void PPB_Var_Deprecated_Proxy::OnMsgGetProperty( | 414 void PPB_Var_Deprecated_Proxy::OnMsgGetProperty( |
418 SerializedVarReceiveInput var, | 415 SerializedVarReceiveInput var, |
419 SerializedVarReceiveInput name, | 416 SerializedVarReceiveInput name, |
420 SerializedVarOutParam exception, | 417 SerializedVarOutParam exception, |
421 SerializedVarReturnValue result) { | 418 SerializedVarReturnValue result) { |
422 SetAllowPluginReentrancy(); | 419 SetAllowPluginReentrancy(); |
423 result.Return(dispatcher(), ppb_var_impl_->GetProperty( | 420 result.Return(dispatcher(), ppb_var_target()->GetProperty( |
424 var.Get(dispatcher()), name.Get(dispatcher()), | 421 var.Get(dispatcher()), name.Get(dispatcher()), |
425 exception.OutParam(dispatcher()))); | 422 exception.OutParam(dispatcher()))); |
426 } | 423 } |
427 | 424 |
428 void PPB_Var_Deprecated_Proxy::OnMsgEnumerateProperties( | 425 void PPB_Var_Deprecated_Proxy::OnMsgEnumerateProperties( |
429 SerializedVarReceiveInput var, | 426 SerializedVarReceiveInput var, |
430 SerializedVarVectorOutParam props, | 427 SerializedVarVectorOutParam props, |
431 SerializedVarOutParam exception) { | 428 SerializedVarOutParam exception) { |
432 SetAllowPluginReentrancy(); | 429 SetAllowPluginReentrancy(); |
433 ppb_var_impl_->GetAllPropertyNames(var.Get(dispatcher()), | 430 ppb_var_target()->GetAllPropertyNames(var.Get(dispatcher()), |
434 props.CountOutParam(), props.ArrayOutParam(dispatcher()), | 431 props.CountOutParam(), props.ArrayOutParam(dispatcher()), |
435 exception.OutParam(dispatcher())); | 432 exception.OutParam(dispatcher())); |
436 } | 433 } |
437 | 434 |
438 void PPB_Var_Deprecated_Proxy::OnMsgSetPropertyDeprecated( | 435 void PPB_Var_Deprecated_Proxy::OnMsgSetPropertyDeprecated( |
439 SerializedVarReceiveInput var, | 436 SerializedVarReceiveInput var, |
440 SerializedVarReceiveInput name, | 437 SerializedVarReceiveInput name, |
441 SerializedVarReceiveInput value, | 438 SerializedVarReceiveInput value, |
442 SerializedVarOutParam exception) { | 439 SerializedVarOutParam exception) { |
443 SetAllowPluginReentrancy(); | 440 SetAllowPluginReentrancy(); |
444 ppb_var_impl_->SetProperty(var.Get(dispatcher()), | 441 ppb_var_target()->SetProperty(var.Get(dispatcher()), |
445 name.Get(dispatcher()), | 442 name.Get(dispatcher()), |
446 value.Get(dispatcher()), | 443 value.Get(dispatcher()), |
447 exception.OutParam(dispatcher())); | 444 exception.OutParam(dispatcher())); |
448 } | 445 } |
449 | 446 |
450 void PPB_Var_Deprecated_Proxy::OnMsgDeleteProperty( | 447 void PPB_Var_Deprecated_Proxy::OnMsgDeleteProperty( |
451 SerializedVarReceiveInput var, | 448 SerializedVarReceiveInput var, |
452 SerializedVarReceiveInput name, | 449 SerializedVarReceiveInput name, |
453 SerializedVarOutParam exception, | 450 SerializedVarOutParam exception, |
454 PP_Bool* result) { | 451 PP_Bool* result) { |
455 SetAllowPluginReentrancy(); | 452 SetAllowPluginReentrancy(); |
456 ppb_var_impl_->RemoveProperty(var.Get(dispatcher()), | 453 ppb_var_target()->RemoveProperty(var.Get(dispatcher()), |
457 name.Get(dispatcher()), | 454 name.Get(dispatcher()), |
458 exception.OutParam(dispatcher())); | 455 exception.OutParam(dispatcher())); |
459 // This deprecated function doesn't actually return a value, but we re-use | 456 // This deprecated function doesn't actually return a value, but we re-use |
460 // the message from the non-deprecated interface with the return value. | 457 // the message from the non-deprecated interface with the return value. |
461 *result = PP_TRUE; | 458 *result = PP_TRUE; |
462 } | 459 } |
463 | 460 |
464 void PPB_Var_Deprecated_Proxy::OnMsgCallDeprecated( | 461 void PPB_Var_Deprecated_Proxy::OnMsgCallDeprecated( |
465 SerializedVarReceiveInput object, | 462 SerializedVarReceiveInput object, |
466 SerializedVarReceiveInput method_name, | 463 SerializedVarReceiveInput method_name, |
467 SerializedVarVectorReceiveInput arg_vector, | 464 SerializedVarVectorReceiveInput arg_vector, |
468 SerializedVarOutParam exception, | 465 SerializedVarOutParam exception, |
469 SerializedVarReturnValue result) { | 466 SerializedVarReturnValue result) { |
470 SetAllowPluginReentrancy(); | 467 SetAllowPluginReentrancy(); |
471 uint32_t arg_count = 0; | 468 uint32_t arg_count = 0; |
472 PP_Var* args = arg_vector.Get(dispatcher(), &arg_count); | 469 PP_Var* args = arg_vector.Get(dispatcher(), &arg_count); |
473 result.Return(dispatcher(), ppb_var_impl_->Call( | 470 result.Return(dispatcher(), ppb_var_target()->Call( |
474 object.Get(dispatcher()), | 471 object.Get(dispatcher()), |
475 method_name.Get(dispatcher()), | 472 method_name.Get(dispatcher()), |
476 arg_count, args, | 473 arg_count, args, |
477 exception.OutParam(dispatcher()))); | 474 exception.OutParam(dispatcher()))); |
478 } | 475 } |
479 | 476 |
480 void PPB_Var_Deprecated_Proxy::OnMsgConstruct( | 477 void PPB_Var_Deprecated_Proxy::OnMsgConstruct( |
481 SerializedVarReceiveInput var, | 478 SerializedVarReceiveInput var, |
482 SerializedVarVectorReceiveInput arg_vector, | 479 SerializedVarVectorReceiveInput arg_vector, |
483 SerializedVarOutParam exception, | 480 SerializedVarOutParam exception, |
484 SerializedVarReturnValue result) { | 481 SerializedVarReturnValue result) { |
485 SetAllowPluginReentrancy(); | 482 SetAllowPluginReentrancy(); |
486 uint32_t arg_count = 0; | 483 uint32_t arg_count = 0; |
487 PP_Var* args = arg_vector.Get(dispatcher(), &arg_count); | 484 PP_Var* args = arg_vector.Get(dispatcher(), &arg_count); |
488 result.Return(dispatcher(), ppb_var_impl_->Construct( | 485 result.Return(dispatcher(), ppb_var_target()->Construct( |
489 var.Get(dispatcher()), arg_count, args, | 486 var.Get(dispatcher()), arg_count, args, |
490 exception.OutParam(dispatcher()))); | 487 exception.OutParam(dispatcher()))); |
491 } | 488 } |
492 | 489 |
493 void PPB_Var_Deprecated_Proxy::OnMsgIsInstanceOfDeprecated( | 490 void PPB_Var_Deprecated_Proxy::OnMsgIsInstanceOfDeprecated( |
494 SerializedVarReceiveInput var, | 491 SerializedVarReceiveInput var, |
495 int64 ppp_class, | 492 int64 ppp_class, |
496 int64* ppp_class_data, | 493 int64* ppp_class_data, |
497 PP_Bool* result) { | 494 PP_Bool* result) { |
498 // TODO(brettw) write this. | 495 // TODO(brettw) write this. |
499 } | 496 } |
500 | 497 |
501 void PPB_Var_Deprecated_Proxy::OnMsgCreateObjectDeprecated( | 498 void PPB_Var_Deprecated_Proxy::OnMsgCreateObjectDeprecated( |
502 PP_Instance instance, | 499 PP_Instance instance, |
503 int64 ppp_class, | 500 int64 ppp_class, |
504 int64 class_data, | 501 int64 class_data, |
505 SerializedVarReturnValue result) { | 502 SerializedVarReturnValue result) { |
506 SetAllowPluginReentrancy(); | 503 SetAllowPluginReentrancy(); |
507 result.Return(dispatcher(), PPP_Class_Proxy::CreateProxiedObject( | 504 result.Return(dispatcher(), PPP_Class_Proxy::CreateProxiedObject( |
508 ppb_var_impl_, dispatcher(), instance, ppp_class, class_data)); | 505 ppb_var_target(), dispatcher(), instance, ppp_class, class_data)); |
509 } | 506 } |
510 | 507 |
511 void PPB_Var_Deprecated_Proxy::SetAllowPluginReentrancy() { | 508 void PPB_Var_Deprecated_Proxy::SetAllowPluginReentrancy() { |
512 if (dispatcher()->IsPlugin()) | 509 if (dispatcher()->IsPlugin()) |
513 NOTREACHED(); | 510 NOTREACHED(); |
514 else | 511 else |
515 static_cast<HostDispatcher*>(dispatcher())->set_allow_plugin_reentrancy(); | 512 static_cast<HostDispatcher*>(dispatcher())->set_allow_plugin_reentrancy(); |
516 } | 513 } |
517 | 514 |
518 void PPB_Var_Deprecated_Proxy::DoReleaseObject(int64 object_id) { | 515 void PPB_Var_Deprecated_Proxy::DoReleaseObject(int64 object_id) { |
519 PP_Var var; | 516 PP_Var var; |
520 var.type = PP_VARTYPE_OBJECT; | 517 var.type = PP_VARTYPE_OBJECT; |
521 var.value.as_id = object_id; | 518 var.value.as_id = object_id; |
522 ppb_var_impl_->Release(var); | 519 ppb_var_target()->Release(var); |
523 } | 520 } |
524 | 521 |
525 } // namespace proxy | 522 } // namespace proxy |
526 } // namespace ppapi | 523 } // namespace ppapi |
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