1 /*
2  * Copyright (c) 2024 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 #ifndef CODE_SIGN_LOCAL_KEY_HELPER_H
17 #define CODE_SIGN_LOCAL_KEY_HELPER_H
18 
19 #include <fstream>
20 #include <iostream>
21 #include <string>
22 
23 #include "errcode.h"
24 #include "log.h"
25 
26 namespace OHOS {
27 namespace Security {
28 namespace CodeSign {
29 
30 const std::string PROC_KEYS_FILE = "/proc/keys";
31 const std::string LOCAL_KEY_NAME = "local_key";
32 
GetEnforceFileResult()33 int GetEnforceFileResult()
34 {
35     std::ifstream in(PROC_KEYS_FILE);
36     std::string line;
37     while (in >> line) {
38         if (line.find(LOCAL_KEY_NAME) != line.npos) {
39             return CS_SUCCESS;
40         }
41     }
42     LOG_WARN("local key not found");
43     return CS_ERR_ENABLE;
44 }
45 }
46 }
47 }
48 #endif