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Diffstat (limited to 'dom/media/eme/MediaKeyStatusMap.h')
-rw-r--r-- | dom/media/eme/MediaKeyStatusMap.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/dom/media/eme/MediaKeyStatusMap.h b/dom/media/eme/MediaKeyStatusMap.h deleted file mode 100644 index 8bfbd4d07c..0000000000 --- a/dom/media/eme/MediaKeyStatusMap.h +++ /dev/null @@ -1,96 +0,0 @@ -/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this file, - * You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#ifndef mozilla_dom_MediaKeyStatuses_h -#define mozilla_dom_MediaKeyStatuses_h - -#include "mozilla/ErrorResult.h" -#include "mozilla/Attributes.h" -#include "nsCycleCollectionParticipant.h" -#include "nsWrapperCache.h" - -#include "mozilla/dom/TypedArray.h" -#include "mozilla/dom/MediaKeyStatusMapBinding.h" -#include "mozilla/CDMCaps.h" - -class nsPIDOMWindowInner; - -namespace mozilla { -namespace dom { - -class ArrayBufferViewOrArrayBuffer; - -// The MediaKeyStatusMap WebIDL interface; maps a keyId to its status. -// Note that the underlying "map" is stored in an array, since we assume -// that a MediaKeySession won't have many key statuses to report. -class MediaKeyStatusMap final : public nsISupports, - public nsWrapperCache -{ -public: - NS_DECL_CYCLE_COLLECTING_ISUPPORTS - NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(MediaKeyStatusMap) - -public: - explicit MediaKeyStatusMap(nsPIDOMWindowInner* aParent); - -protected: - ~MediaKeyStatusMap(); - -public: - nsPIDOMWindowInner* GetParentObject() const; - - JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override; - - void Get(JSContext* aCx, - const ArrayBufferViewOrArrayBuffer& aKey, - JS::MutableHandle<JS::Value> aOutValue, - ErrorResult& aOutRv) const; - bool Has(const ArrayBufferViewOrArrayBuffer& aKey) const; - uint32_t Size() const; - - uint32_t GetIterableLength() const; - TypedArrayCreator<ArrayBuffer> GetKeyAtIndex(uint32_t aIndex) const; - MediaKeyStatus GetValueAtIndex(uint32_t aIndex) const; - - void Update(const nsTArray<CDMCaps::KeyStatus>& keys); - -private: - - nsCOMPtr<nsPIDOMWindowInner> mParent; - - struct KeyStatus { - KeyStatus(const nsTArray<uint8_t>& aKeyId, - MediaKeyStatus aStatus) - : mKeyId(aKeyId) - , mStatus(aStatus) - { - } - bool operator== (const KeyStatus& aOther) const { - return aOther.mKeyId == mKeyId; - } - bool operator<(const KeyStatus& aOther) const { - // Copy chromium and compare keys' bytes. - // Update once https://github.com/w3c/encrypted-media/issues/69 - // is resolved. - const nsTArray<uint8_t>& other = aOther.mKeyId; - const nsTArray<uint8_t>& self = mKeyId; - size_t length = std::min<size_t>(other.Length(), self.Length()); - int cmp = memcmp(self.Elements(), other.Elements(), length); - if (cmp != 0) { - return cmp < 0; - } - return self.Length() <= other.Length(); - } - nsTArray<uint8_t> mKeyId; - MediaKeyStatus mStatus; - }; - - nsTArray<KeyStatus> mStatuses; -}; - -} // namespace dom -} // namespace mozilla - -#endif |