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 "file_helper.h"
17
18 #include <climits>
19 #include <cstdlib>
20 #include <unistd.h>
21
22 #include "directory_ex.h"
23 #include "log.h"
24
25 namespace OHOS {
26 namespace Security {
27 namespace CodeSign {
CheckFilePathValid(const std::string & path,const std::string & baseRealPath)28 bool CheckFilePathValid(const std::string &path, const std::string &baseRealPath)
29 {
30 std::string realPath;
31 if (!OHOS::PathToRealPath(path, realPath)) {
32 LOG_INFO(LABEL, "Get real path failed, path = %{public}s", path.c_str());
33 return false;
34 }
35 return (realPath.size() > baseRealPath.size()) &&
36 (baseRealPath.compare(realPath.substr(0, baseRealPath.size())) == 0);
37 }
38 }
39 }
40 }