| /* |
| * Copyright (C) 2014 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. |
| */ |
| |
| #include "config.h" |
| #include "CDMSessionAVFoundationCF.h" |
| |
| #if HAVE(AVFOUNDATION_LOADER_DELEGATE) && ENABLE(LEGACY_ENCRYPTED_MEDIA) |
| |
| #include "LegacyCDM.h" |
| #include "LegacyCDMSession.h" |
| #include "MediaPlayer.h" |
| #include "MediaPlayerPrivateAVFoundationCF.h" |
| #include "NotImplemented.h" |
| #include <AVFoundationCF/AVFoundationCF.h> |
| #include <JavaScriptCore/ArrayBuffer.h> |
| #include <JavaScriptCore/Uint8Array.h> |
| #include <wtf/SoftLinking.h> |
| #include <wtf/UUID.h> |
| #include <wtf/text/CString.h> |
| |
| // The softlink header files must be included after the AVCF and CoreMedia header files. |
| #include "AVFoundationCFSoftLinking.h" |
| |
| namespace WebCore { |
| |
| CDMSessionAVFoundationCF::CDMSessionAVFoundationCF(MediaPlayerPrivateAVFoundationCF& parent, LegacyCDMSessionClient*) |
| : m_parent(parent) |
| , m_sessionId(createCanonicalUUIDString()) |
| { |
| } |
| |
| RefPtr<Uint8Array> CDMSessionAVFoundationCF::generateKeyRequest(const String&, Uint8Array* initData, String& destinationURL, unsigned short& errorCode, uint32_t& systemCode) |
| { |
| #if USE(DIRECT2D) |
| UNUSED_PARAM(initData); |
| UNUSED_PARAM(destinationURL); |
| UNUSED_PARAM(errorCode); |
| UNUSED_PARAM(systemCode); |
| notImplemented(); |
| return nullptr; |
| #else |
| String keyURI; |
| String keyID; |
| RefPtr<Uint8Array> certificate; |
| if (!MediaPlayerPrivateAVFoundationCF::extractKeyURIKeyIDAndCertificateFromInitData(initData, keyURI, keyID, certificate)) { |
| errorCode = MediaPlayer::InvalidPlayerState; |
| return nullptr; |
| } |
| |
| m_request = m_parent.takeRequestForKeyURI(keyURI); |
| if (!m_request) { |
| errorCode = MediaPlayer::InvalidPlayerState; |
| return nullptr; |
| } |
| |
| auto certificateData = adoptCF(CFDataCreateMutable(kCFAllocatorDefault, certificate->byteLength())); |
| CFDataAppendBytes(certificateData.get(), certificate->data(), certificate->byteLength()); |
| |
| auto assetStr = keyID.utf8(); |
| auto assetID = adoptCF(CFDataCreateMutable(kCFAllocatorDefault, assetStr.length())); |
| CFDataAppendBytes(assetID.get(), assetStr.dataAsUInt8Ptr(), assetStr.length()); |
| |
| CFErrorRef cfError = nullptr; |
| auto keyRequest = adoptCF(AVCFAssetResourceLoadingRequestCreateStreamingContentKeyRequestDataForApp(m_request.get(), certificateData.get(), assetID.get(), nullptr, &cfError)); |
| |
| if (!keyRequest) { |
| if (cfError) { |
| if (auto userInfo = adoptCF(CFErrorCopyUserInfo(cfError))) { |
| if (auto underlyingError = (CFErrorRef)CFDictionaryGetValue(userInfo.get(), kCFErrorUnderlyingErrorKey)) |
| systemCode = CFErrorGetCode(underlyingError); |
| } |
| CFRelease(cfError); |
| } |
| return nullptr; |
| } |
| |
| errorCode = MediaPlayer::NoError; |
| systemCode = 0; |
| destinationURL = String(); |
| |
| auto keyRequestBuffer = ArrayBuffer::create(CFDataGetBytePtr(keyRequest.get()), CFDataGetLength(keyRequest.get())); |
| return Uint8Array::tryCreate(WTFMove(keyRequestBuffer), 0, keyRequestBuffer->byteLength()); |
| #endif |
| } |
| |
| void CDMSessionAVFoundationCF::releaseKeys() |
| { |
| } |
| |
| bool CDMSessionAVFoundationCF::update(Uint8Array* key, RefPtr<Uint8Array>& nextMessage, unsigned short& errorCode, uint32_t& systemCode) |
| { |
| auto keyData = adoptCF(CFDataCreateMutable(kCFAllocatorDefault, key->byteLength())); |
| CFDataAppendBytes(keyData.get(), key->data(), key->byteLength()); |
| |
| AVCFAssetResourceLoadingRequestFinishLoadingWithResponse(m_request.get(), nullptr, keyData.get(), nullptr); |
| |
| errorCode = MediaPlayer::NoError; |
| systemCode = 0; |
| nextMessage = nullptr; |
| return true; |
| } |
| |
| RefPtr<ArrayBuffer> CDMSessionAVFoundationCF::cachedKeyForKeyID(const String&) const |
| { |
| return nullptr; |
| } |
| |
| } |
| |
| #endif |