Drm.h revision 3c1285e8f86bd497e14c14fb6df7b42072ef52bd
1ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch/* 2ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * Copyright (C) 2013 The Android Open Source Project 3ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * 4ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * Licensed under the Apache License, Version 2.0 (the "License"); 5ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * you may not use this file except in compliance with the License. 6ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * You may obtain a copy of the License at 7ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * 8ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * http://www.apache.org/licenses/LICENSE-2.0 9ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * 10ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * Unless required by applicable law or agreed to in writing, software 11ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * distributed under the License is distributed on an "AS IS" BASIS, 12ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * See the License for the specific language governing permissions and 14ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch * limitations under the License. 15cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) */ 1668043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 17ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#ifndef DRM_H_ 18ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 19ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#define DRM_H_ 20ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 21ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include "SharedLibrary.h" 22ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 23ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include <media/IDrm.h> 24ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include <media/IDrmClient.h> 25ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include <utils/threads.h> 2668043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 2768043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles)namespace android { 28ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 2968043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles)struct DrmFactory; 3068043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles)struct DrmPlugin; 31ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 32ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdochstruct Drm : public BnDrm, 33ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch public IBinder::DeathRecipient, 34ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch public DrmPluginListener { 35ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch Drm(); 36ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch virtual ~Drm(); 37ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 38ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch virtual status_t initCheck() const; 39ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 4068043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual bool isCryptoSchemeSupported(const uint8_t uuid[16], const String8 &mimeType); 41ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 4268043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual status_t createPlugin(const uint8_t uuid[16]); 43ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 4468043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual status_t destroyPlugin(); 45cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 46cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) virtual status_t openSession(Vector<uint8_t> &sessionId); 47cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 48cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) virtual status_t closeSession(Vector<uint8_t> const &sessionId); 49cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) 50cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) virtual status_t 51cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) getKeyRequest(Vector<uint8_t> const &sessionId, 52ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch Vector<uint8_t> const &initData, 5368043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) String8 const &mimeType, DrmPlugin::KeyType keyType, 54ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch KeyedVector<String8, String8> const &optionalParameters, 5568043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) Vector<uint8_t> &request, String8 &defaultUrl); 5668043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 5768043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual status_t provideKeyResponse(Vector<uint8_t> const &sessionId, 58ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch Vector<uint8_t> const &response, 5968043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) Vector<uint8_t> &keySetId); 6068043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 61ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch virtual status_t removeKeys(Vector<uint8_t> const &keySetId); 6268043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 6368043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual status_t restoreKeys(Vector<uint8_t> const &sessionId, 6468043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) Vector<uint8_t> const &keySetId); 6568043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 6668043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual status_t queryKeyStatus(Vector<uint8_t> const &sessionId, 6768043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) KeyedVector<String8, String8> &infoMap) const; 6868043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) 6968043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual status_t getProvisionRequest(String8 const &certType, 7068043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) String8 const &certAuthority, 7168043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) Vector<uint8_t> &request, 7268043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) String8 &defaulUrl); 73ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 7468043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) virtual status_t provideProvisionResponse(Vector<uint8_t> const &response, 7568043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) Vector<uint8_t> &certificate, 76ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch Vector<uint8_t> &wrappedKey); 77ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 78ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch virtual status_t unprovisionDevice(); 79ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch 80cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) virtual status_t getSecureStops(List<Vector<uint8_t> > &secureStops); 81 virtual status_t getSecureStop(Vector<uint8_t> const &ssid, Vector<uint8_t> &secureStop); 82 83 virtual status_t releaseSecureStops(Vector<uint8_t> const &ssRelease); 84 virtual status_t releaseAllSecureStops(); 85 86 virtual status_t getPropertyString(String8 const &name, String8 &value ) const; 87 virtual status_t getPropertyByteArray(String8 const &name, 88 Vector<uint8_t> &value ) const; 89 virtual status_t setPropertyString(String8 const &name, String8 const &value ) const; 90 virtual status_t setPropertyByteArray(String8 const &name, 91 Vector<uint8_t> const &value ) const; 92 93 virtual status_t setCipherAlgorithm(Vector<uint8_t> const &sessionId, 94 String8 const &algorithm); 95 96 virtual status_t setMacAlgorithm(Vector<uint8_t> const &sessionId, 97 String8 const &algorithm); 98 99 virtual status_t encrypt(Vector<uint8_t> const &sessionId, 100 Vector<uint8_t> const &keyId, 101 Vector<uint8_t> const &input, 102 Vector<uint8_t> const &iv, 103 Vector<uint8_t> &output); 104 105 virtual status_t decrypt(Vector<uint8_t> const &sessionId, 106 Vector<uint8_t> const &keyId, 107 Vector<uint8_t> const &input, 108 Vector<uint8_t> const &iv, 109 Vector<uint8_t> &output); 110 111 virtual status_t sign(Vector<uint8_t> const &sessionId, 112 Vector<uint8_t> const &keyId, 113 Vector<uint8_t> const &message, 114 Vector<uint8_t> &signature); 115 116 virtual status_t verify(Vector<uint8_t> const &sessionId, 117 Vector<uint8_t> const &keyId, 118 Vector<uint8_t> const &message, 119 Vector<uint8_t> const &signature, 120 bool &match); 121 122 virtual status_t signRSA(Vector<uint8_t> const &sessionId, 123 String8 const &algorithm, 124 Vector<uint8_t> const &message, 125 Vector<uint8_t> const &wrappedKey, 126 Vector<uint8_t> &signature); 127 128 virtual status_t setListener(const sp<IDrmClient>& listener); 129 130 virtual void sendEvent(DrmPlugin::EventType eventType, int extra, 131 Vector<uint8_t> const *sessionId, 132 Vector<uint8_t> const *data); 133 134 virtual void binderDied(const wp<IBinder> &the_late_who); 135 136private: 137 mutable Mutex mLock; 138 139 status_t mInitCheck; 140 141 sp<IDrmClient> mListener; 142 mutable Mutex mEventLock; 143 mutable Mutex mNotifyLock; 144 145 sp<SharedLibrary> mLibrary; 146 DrmFactory *mFactory; 147 DrmPlugin *mPlugin; 148 149 static KeyedVector<Vector<uint8_t>, String8> mUUIDToLibraryPathMap; 150 static KeyedVector<String8, wp<SharedLibrary> > mLibraryPathToOpenLibraryMap; 151 static Mutex mMapLock; 152 153 void findFactoryForScheme(const uint8_t uuid[16]); 154 bool loadLibraryForScheme(const String8 &path, const uint8_t uuid[16]); 155 void closeFactory(); 156 157 158 DISALLOW_EVIL_CONSTRUCTORS(Drm); 159}; 160 161} // namespace android 162 163#endif // CRYPTO_H_ 164