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 "dm_log.h"
20 #include "ipc_skeleton.h"
21
22 using namespace OHOS::Security::AccessToken;
23
24 namespace OHOS {
25 namespace DistributedHardware {
26 IMPLEMENT_SINGLE_INSTANCE(AppManager);
27
GetAppId()28 const std::string AppManager::GetAppId()
29 {
30 AccessTokenID tokenId = IPCSkeleton::GetCallingTokenID();
31 LOGI("AppManager::tokenCaller ID == %d", tokenId);
32 if (AccessTokenKit::GetTokenTypeFlag(tokenId) != TOKEN_HAP) {
33 return "";
34 }
35 HapTokenInfo tokenInfo;
36 auto result = AccessTokenKit::GetHapTokenInfo(tokenId, tokenInfo);
37 if (result != RET_SUCCESS) {
38 LOGE("GetHapTokenInfo, tokenId = %d, result = %d, ", tokenId, result);
39 return "";
40 }
41
42 return tokenInfo.appID;
43 }
44 } // namespace DistributedHardware
45 } // namespace OHOS
46