| /* |
| * Copyright (C) 2015 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef CDMSessionAVContentKeySession_h |
| #define CDMSessionAVContentKeySession_h |
| |
| #include "CDMSessionMediaSourceAVFObjC.h" |
| #include "SourceBufferPrivateAVFObjC.h" |
| #include <wtf/RetainPtr.h> |
| |
| #if ENABLE(LEGACY_ENCRYPTED_MEDIA) && ENABLE(MEDIA_SOURCE) |
| |
| OBJC_CLASS AVContentKeyRequest; |
| OBJC_CLASS AVContentKeySession; |
| OBJC_CLASS WebCDMSessionAVContentKeySessionDelegate; |
| |
| namespace WebCore { |
| |
| class CDMPrivateMediaSourceAVFObjC; |
| |
| class CDMSessionAVContentKeySession : public CDMSessionMediaSourceAVFObjC { |
| public: |
| CDMSessionAVContentKeySession(const Vector<int>& protocolVersions, CDMPrivateMediaSourceAVFObjC&, LegacyCDMSessionClient*); |
| virtual ~CDMSessionAVContentKeySession(); |
| |
| static bool isAvailable(); |
| |
| // LegacyCDMSession |
| LegacyCDMSessionType type() override { return CDMSessionTypeAVContentKeySession; } |
| RefPtr<Uint8Array> generateKeyRequest(const String& mimeType, Uint8Array* initData, String& destinationURL, unsigned short& errorCode, uint32_t& systemCode) override; |
| void releaseKeys() override; |
| bool update(Uint8Array* key, RefPtr<Uint8Array>& nextMessage, unsigned short& errorCode, uint32_t& systemCode) override; |
| |
| // CDMSessionMediaSourceAVFObjC |
| void addParser(AVStreamDataParser *) override; |
| void removeParser(AVStreamDataParser *) override; |
| |
| void didProvideContentKeyRequest(AVContentKeyRequest *); |
| |
| protected: |
| RefPtr<Uint8Array> generateKeyReleaseMessage(unsigned short& errorCode, uint32_t& systemCode); |
| |
| bool hasContentKeySession() const { return m_contentKeySession; } |
| AVContentKeySession* contentKeySession(); |
| |
| RetainPtr<AVContentKeySession> m_contentKeySession; |
| RetainPtr<WebCDMSessionAVContentKeySessionDelegate> m_contentKeySessionDelegate; |
| RetainPtr<AVContentKeyRequest> m_keyRequest; |
| RefPtr<Uint8Array> m_initData; |
| RetainPtr<NSData> m_expiredSession; |
| Vector<int> m_protocolVersions; |
| int32_t m_protectedTrackID { 1 }; |
| enum { Normal, KeyRelease } m_mode; |
| }; |
| |
| inline CDMSessionAVContentKeySession* toCDMSessionAVContentKeySession(LegacyCDMSession* session) |
| { |
| if (!session || session->type() != CDMSessionTypeAVContentKeySession) |
| return nullptr; |
| return static_cast<CDMSessionAVContentKeySession*>(session); |
| } |
| |
| } |
| |
| #endif |
| |
| #endif // CDMSessionAVContentKeySession_h |