1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 //#define LOG_NDEBUG 0 18 #define LOG_TAG "hidl_ClearKeyCryptoFactory" 19 #include <utils/Log.h> 20 21 #include "CryptoFactory.h" 22 23 #include "ClearKeyUUID.h" 24 #include "CryptoPlugin.h" 25 #include "TypeConvert.h" 26 27 namespace android { 28 namespace hardware { 29 namespace drm { 30 namespace V1_1 { 31 namespace clearkey { 32 33 Return<bool> CryptoFactory::isCryptoSchemeSupported( 34 const hidl_array<uint8_t, 16> &uuid) 35 { 36 return clearkeydrm::isClearKeyUUID(uuid.data()); 37 } 38 39 Return<void> CryptoFactory::createPlugin( 40 const hidl_array<uint8_t, 16> &uuid, 41 const hidl_vec<uint8_t> &initData, 42 createPlugin_cb _hidl_cb) { 43 44 if (!isCryptoSchemeSupported(uuid.data())) { 45 ALOGE("Clearkey Drm HAL: failed to create clearkey plugin, " \ 46 "invalid crypto scheme"); 47 _hidl_cb(Status::BAD_VALUE, nullptr); 48 return Void(); 49 } 50 51 CryptoPlugin *cryptoPlugin = new CryptoPlugin(initData); 52 Status status = cryptoPlugin->getInitStatus(); 53 if (status == Status::OK) { 54 _hidl_cb(Status::OK, cryptoPlugin); 55 } else { 56 delete cryptoPlugin; 57 _hidl_cb(status, nullptr); 58 } 59 return Void(); 60 } 61 62 } // namespace clearkey 63 } // namespace V1_1 64 } // namespace drm 65 } // namespace hardware 66 } // namespace android 67 68