1 /*
2 * Copyright (c) 2025 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 "symlink_core.h"
17
18 #include <cstring>
19 #include <fcntl.h>
20 #include <tuple>
21 #include <unistd.h>
22
23 #include "filemgmt_libhilog.h"
24 #include "fs_utils.h"
25
26 namespace OHOS {
27 namespace FileManagement {
28 namespace ModuleFileIO {
29 using namespace std;
30
DoSymlink(const string & target,const string & srcPath)31 FsResult<void> SymlinkCore::DoSymlink(const string &target, const string &srcPath)
32 {
33 std::unique_ptr<uv_fs_t, decltype(FsUtils::FsReqCleanup) *> symlinkReq = { new uv_fs_t, FsUtils::FsReqCleanup };
34 if (!symlinkReq) {
35 HILOGE("Failed to request heap memory.");
36 return FsResult<void>::Error(ENOMEM);
37 }
38 int ret = uv_fs_symlink(nullptr, symlinkReq.get(), target.c_str(), srcPath.c_str(), 0, nullptr);
39 if (ret < 0) {
40 HILOGE("Failed to create a link for old path");
41 return FsResult<void>::Error(ret);
42 }
43 return FsResult<void>::Success();
44 }
45 } // namespace ModuleFileIO
46 } // namespace FileManagement
47 } // namespace OHOS