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_ClearKeyDrmFactory" 19 #include <utils/Log.h> 20 21 #include <utils/Errors.h> 22 23 #include "DrmFactory.h" 24 25 #include "DrmPlugin.h" 26 #include "ClearKeyUUID.h" 27 #include "MimeType.h" 28 #include "SessionLibrary.h" 29 30 namespace android { 31 namespace hardware { 32 namespace drm { 33 namespace V1_1 { 34 namespace clearkey { 35 36 using ::android::hardware::drm::V1_0::Status; 37 using ::android::hardware::Void; 38 39 Return<bool> DrmFactory::isCryptoSchemeSupported( 40 const hidl_array<uint8_t, 16>& uuid) { 41 return clearkeydrm::isClearKeyUUID(uuid.data()); 42 } 43 44 Return<bool> DrmFactory::isContentTypeSupported(const hidl_string &mimeType) { 45 // This should match the mimeTypes handed by InitDataParser. 46 return mimeType == kIsoBmffVideoMimeType || 47 mimeType == kIsoBmffAudioMimeType || 48 mimeType == kCencInitDataFormat || 49 mimeType == kWebmVideoMimeType || 50 mimeType == kWebmAudioMimeType || 51 mimeType == kWebmInitDataFormat; 52 } 53 54 Return<void> DrmFactory::createPlugin( 55 const hidl_array<uint8_t, 16>& uuid, 56 const hidl_string& appPackageName, 57 createPlugin_cb _hidl_cb) { 58 UNUSED(appPackageName); 59 60 DrmPlugin *plugin = NULL; 61 if (!isCryptoSchemeSupported(uuid.data())) { 62 ALOGE("Clear key Drm HAL: failed to create drm plugin, " \ 63 "invalid crypto scheme"); 64 _hidl_cb(Status::BAD_VALUE, plugin); 65 return Void(); 66 } 67 68 plugin = new DrmPlugin(SessionLibrary::get()); 69 _hidl_cb(Status::OK, plugin); 70 return Void(); 71 } 72 73 } // namespace clearkey 74 } // namespace V1_1 75 } // namespace drm 76 } // namespace hardware 77 } // namespace android 78