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#include "lseek.h"
16
17#include "stat_impl.h"
18#include "macro.h"
19#include "n_error.h"
20#include "file_utils.h"
21#include "rust_file.h"
22
23namespace OHOS {
24namespace CJSystemapi {
25using namespace std;
26using namespace OHOS::FileManagement::LibN;
27
28RetDataI64 LseekImpl::Lseek(int32_t fd, int64_t offset, int pos)
29{
30    LOGI("FS_TEST:: LseekImpl::Lseek start");
31    RetDataI64 ret = { .code = EINVAL, .data = 0 };
32    if (fd < 0) {
33        LOGE("Invalid fd");
34        return ret;
35    }
36
37    SeekPos whence = static_cast<SeekPos>(pos);
38
39    int64_t seekRet = ::Lseek(fd, offset, whence);
40    if (seekRet < 0) {
41        LOGE("Failed to lseek, error:%{public}d", errno);
42        ret.code = errno;
43        return ret;
44    }
45    ret.code = SUCCESS_CODE;
46    ret.data = seekRet;
47    return ret;
48}
49
50} // CJSystemapi
51} // OHOS
52