1 /*
2 * Copyright (c) 2022 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 "tls_utils.h"
17
18 #include <climits>
19 #include <cstdlib>
20
21 #include "netstack_log.h"
22 #include "tls.h"
23
24 namespace OHOS {
25 namespace NetStack {
26 namespace TlsSocket {
IsValidPath(const std::string & filePath)27 bool IsValidPath(const std::string &filePath)
28 {
29 std::string path = filePath.substr(0, CERT_PATH_LEN);
30 return strcmp(path.c_str(), CERT_PATH) == 0;
31 }
32
CheckFilePath(const std::string & fileName,std::string & realPath)33 bool CheckFilePath(const std::string &fileName, std::string &realPath)
34 {
35 char tmpPath[PATH_MAX] = {0};
36 if (!realpath(static_cast<const char *>(fileName.c_str()), tmpPath)) {
37 NETSTACK_LOGE("file name is error");
38 return false;
39 }
40 if (!IsValidPath(tmpPath)) {
41 NETSTACK_LOGE("file path is error");
42 return false;
43 }
44 realPath = tmpPath;
45 return true;
46 }
47 } // namespace TlsSocket
48 } // namespace NetStack
49 } // namespace OHOS