tor-browser

The Tor Browser
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ReadableStreamBYOBRequest.h (2221B)

      1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef mozilla_dom_ReadableStreamBYOBRequest_h
      8 #define mozilla_dom_ReadableStreamBYOBRequest_h
      9 
     10 #include "js/RootingAPI.h"
     11 #include "js/TypeDecls.h"
     12 #include "mozilla/Attributes.h"
     13 #include "mozilla/ErrorResult.h"
     14 #include "mozilla/HoldDropJSObjects.h"
     15 #include "mozilla/dom/BindingDeclarations.h"
     16 #include "mozilla/dom/TypedArray.h"
     17 #include "nsCOMPtr.h"
     18 #include "nsCycleCollectionParticipant.h"
     19 #include "nsIGlobalObject.h"
     20 #include "nsWrapperCache.h"
     21 
     22 namespace mozilla::dom {
     23 
     24 class ReadableByteStreamController;
     25 
     26 class ReadableStreamBYOBRequest final : public nsISupports,
     27                                        public nsWrapperCache {
     28 public:
     29  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
     30  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(ReadableStreamBYOBRequest)
     31 
     32 public:
     33  explicit ReadableStreamBYOBRequest(nsIGlobalObject* aGlobal);
     34 
     35 protected:
     36  ~ReadableStreamBYOBRequest();
     37 
     38 public:
     39  nsIGlobalObject* GetParentObject() const { return mGlobal; }
     40 
     41  JSObject* WrapObject(JSContext* aCx,
     42                       JS::Handle<JSObject*> aGivenProto) override;
     43 
     44  void GetView(JSContext* cx, JS::MutableHandle<JSObject*> aRetVal) const;
     45 
     46  MOZ_CAN_RUN_SCRIPT void Respond(JSContext* aCx, uint64_t bytesWritten,
     47                                  ErrorResult& aRv);
     48 
     49  MOZ_CAN_RUN_SCRIPT void RespondWithNewView(JSContext* aCx,
     50                                             const ArrayBufferView& view,
     51                                             ErrorResult& aRv);
     52 
     53  ReadableByteStreamController* Controller() { return mController; }
     54  void SetController(ReadableByteStreamController* aController);
     55 
     56  JSObject* View() { return mView; }
     57  void SetView(JS::Handle<JSObject*> aView) { mView = aView; }
     58 
     59 private:
     60  // Internal Slots
     61  nsCOMPtr<nsIGlobalObject> mGlobal;
     62  RefPtr<ReadableByteStreamController> mController;
     63  JS::Heap<JSObject*> mView;
     64 };
     65 
     66 }  // namespace mozilla::dom
     67 
     68 #endif