1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #include "app_manager.h" 17 18 #include "accesstoken_kit.h" 19 #include "ipc_skeleton.h" 20 21 using namespace OHOS::Security::AccessToken; 22 23 namespace OHOS { 24 namespace DistributedHardware { 25 IMPLEMENT_SINGLE_INSTANCE(AppManager); 26 GetAppId()27const std::string AppManager::GetAppId() 28 { 29 AccessTokenID tokenId = IPCSkeleton::GetCallingTokenID(); 30 if (AccessTokenKit::GetTokenTypeFlag(tokenId) != TOKEN_HAP) { 31 return ""; 32 } 33 HapTokenInfo tokenInfo; 34 auto result = AccessTokenKit::GetHapTokenInfo(tokenId, tokenInfo); 35 if (result != RET_SUCCESS) { 36 return ""; 37 } 38 39 return tokenInfo.appID; 40 } 41 } // namespace DistributedHardware 42 } // namespace OHOS 43