| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef DRM_H_ |
| |
| #define DRM_H_ |
| |
| #include "SharedLibrary.h" |
| |
| #include <media/IDrm.h> |
| #include <media/IDrmClient.h> |
| #include <utils/threads.h> |
| |
| namespace android { |
| |
| struct DrmFactory; |
| struct DrmPlugin; |
| |
| struct Drm : public BnDrm, |
| public IBinder::DeathRecipient, |
| public DrmPluginListener { |
| Drm(); |
| virtual ~Drm(); |
| |
| virtual status_t initCheck() const; |
| |
| virtual bool isCryptoSchemeSupported(const uint8_t uuid[16], const String8 &mimeType); |
| |
| virtual status_t createPlugin(const uint8_t uuid[16]); |
| |
| virtual status_t destroyPlugin(); |
| |
| virtual status_t openSession(Vector<uint8_t> &sessionId); |
| |
| virtual status_t closeSession(Vector<uint8_t> const &sessionId); |
| |
| virtual status_t |
| getKeyRequest(Vector<uint8_t> const &sessionId, |
| Vector<uint8_t> const &initData, |
| String8 const &mimeType, DrmPlugin::KeyType keyType, |
| KeyedVector<String8, String8> const &optionalParameters, |
| Vector<uint8_t> &request, String8 &defaultUrl); |
| |
| virtual status_t provideKeyResponse(Vector<uint8_t> const &sessionId, |
| Vector<uint8_t> const &response, |
| Vector<uint8_t> &keySetId); |
| |
| virtual status_t removeKeys(Vector<uint8_t> const &keySetId); |
| |
| virtual status_t restoreKeys(Vector<uint8_t> const &sessionId, |
| Vector<uint8_t> const &keySetId); |
| |
| virtual status_t queryKeyStatus(Vector<uint8_t> const &sessionId, |
| KeyedVector<String8, String8> &infoMap) const; |
| |
| virtual status_t getProvisionRequest(Vector<uint8_t> &request, |
| String8 &defaulUrl); |
| |
| virtual status_t provideProvisionResponse(Vector<uint8_t> const &response); |
| |
| virtual status_t getSecureStops(List<Vector<uint8_t> > &secureStops); |
| |
| virtual status_t releaseSecureStops(Vector<uint8_t> const &ssRelease); |
| |
| virtual status_t getPropertyString(String8 const &name, String8 &value ) const; |
| virtual status_t getPropertyByteArray(String8 const &name, |
| Vector<uint8_t> &value ) const; |
| virtual status_t setPropertyString(String8 const &name, String8 const &value ) const; |
| virtual status_t setPropertyByteArray(String8 const &name, |
| Vector<uint8_t> const &value ) const; |
| |
| virtual status_t setCipherAlgorithm(Vector<uint8_t> const &sessionId, |
| String8 const &algorithm); |
| |
| virtual status_t setMacAlgorithm(Vector<uint8_t> const &sessionId, |
| String8 const &algorithm); |
| |
| virtual status_t encrypt(Vector<uint8_t> const &sessionId, |
| Vector<uint8_t> const &keyId, |
| Vector<uint8_t> const &input, |
| Vector<uint8_t> const &iv, |
| Vector<uint8_t> &output); |
| |
| virtual status_t decrypt(Vector<uint8_t> const &sessionId, |
| Vector<uint8_t> const &keyId, |
| Vector<uint8_t> const &input, |
| Vector<uint8_t> const &iv, |
| Vector<uint8_t> &output); |
| |
| virtual status_t sign(Vector<uint8_t> const &sessionId, |
| Vector<uint8_t> const &keyId, |
| Vector<uint8_t> const &message, |
| Vector<uint8_t> &signature); |
| |
| virtual status_t verify(Vector<uint8_t> const &sessionId, |
| Vector<uint8_t> const &keyId, |
| Vector<uint8_t> const &message, |
| Vector<uint8_t> const &signature, |
| bool &match); |
| |
| virtual status_t setListener(const sp<IDrmClient>& listener); |
| |
| virtual void sendEvent(DrmPlugin::EventType eventType, int extra, |
| Vector<uint8_t> const *sessionId, |
| Vector<uint8_t> const *data); |
| |
| virtual void binderDied(const wp<IBinder> &the_late_who); |
| |
| private: |
| mutable Mutex mLock; |
| |
| status_t mInitCheck; |
| |
| sp<IDrmClient> mListener; |
| mutable Mutex mEventLock; |
| mutable Mutex mNotifyLock; |
| |
| sp<SharedLibrary> mLibrary; |
| DrmFactory *mFactory; |
| DrmPlugin *mPlugin; |
| |
| static KeyedVector<Vector<uint8_t>, String8> mUUIDToLibraryPathMap; |
| static KeyedVector<String8, wp<SharedLibrary> > mLibraryPathToOpenLibraryMap; |
| static Mutex mMapLock; |
| |
| void findFactoryForScheme(const uint8_t uuid[16]); |
| bool loadLibraryForScheme(const String8 &path, const uint8_t uuid[16]); |
| void closeFactory(); |
| |
| |
| DISALLOW_EVIL_CONSTRUCTORS(Drm); |
| }; |
| |
| } // namespace android |
| |
| #endif // CRYPTO_H_ |