1 /* 2 * Copyright (C) 2016 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 #define LOG_TAG "android.hardware.drm@1.0-impl" 17 18 #include "DrmFactory.h" 19 #include <log/log.h> 20 #include "DrmPlugin.h" 21 #include "LegacyPluginPath.h" 22 #include "TypeConvert.h" 23 24 namespace android { 25 namespace hardware { 26 namespace drm { 27 namespace V1_0 { 28 namespace implementation { 29 DrmFactory()30 DrmFactory::DrmFactory() : 31 loader(getDrmPluginPath(), "createDrmFactory") { 32 } 33 34 // Methods from ::android::hardware::drm::V1_0::IDrmFactory follow. isCryptoSchemeSupported(const hidl_array<uint8_t,16> & uuid)35 Return<bool> DrmFactory::isCryptoSchemeSupported ( 36 const hidl_array<uint8_t, 16>& uuid) { 37 for (size_t i = 0; i < loader.factoryCount(); i++) { 38 if (loader.getFactory(i)->isCryptoSchemeSupported(uuid.data())) { 39 return true; 40 } 41 } 42 return false; 43 } 44 isContentTypeSupported(const hidl_string & mimeType)45 Return<bool> DrmFactory::isContentTypeSupported ( 46 const hidl_string& mimeType) { 47 for (size_t i = 0; i < loader.factoryCount(); i++) { 48 if (loader.getFactory(i)->isContentTypeSupported(String8(mimeType.c_str()))) { 49 return true; 50 } 51 } 52 return false; 53 } 54 createPlugin(const hidl_array<uint8_t,16> & uuid,const hidl_string &,createPlugin_cb _hidl_cb)55 Return<void> DrmFactory::createPlugin(const hidl_array<uint8_t, 16>& uuid, 56 const hidl_string& /* appPackageName */, createPlugin_cb _hidl_cb) { 57 58 for (size_t i = 0; i < loader.factoryCount(); i++) { 59 if (loader.getFactory(i)->isCryptoSchemeSupported(uuid.data())) { 60 android::DrmPlugin *legacyPlugin = NULL; 61 status_t status = loader.getFactory(i)->createDrmPlugin( 62 uuid.data(), &legacyPlugin); 63 DrmPlugin *newPlugin = NULL; 64 if (legacyPlugin == NULL) { 65 ALOGE("Drm legacy HAL: failed to create drm plugin"); 66 } else { 67 newPlugin = new DrmPlugin(legacyPlugin); 68 } 69 _hidl_cb(toStatus(status), newPlugin); 70 return Void(); 71 } 72 } 73 _hidl_cb(Status::ERROR_DRM_CANNOT_HANDLE, NULL); 74 return Void(); 75 } 76 HIDL_FETCH_IDrmFactory(const char *)77 IDrmFactory* HIDL_FETCH_IDrmFactory(const char* /* name */) { 78 return new DrmFactory(); 79 } 80 81 } // namespace implementation 82 } // namespace V1_0 83 } // namespace drm 84 } // namespace hardware 85 } // namespace android 86