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 OHOS_FILE_FS_RANDOMACCESSFILE_IMPL_H
17#define OHOS_FILE_FS_RANDOMACCESSFILE_IMPL_H
18
19#include "utils.h"
20#include "uni_error.h"
21#include "ffi_remote_data.h"
22#include "cj_common_ffi.h"
23#include "randomaccessfile_entity.h"
24
25#include <cstdint>
26#include <string>
27
28namespace OHOS {
29namespace CJSystemapi {
30class RandomAccessFileImpl : public OHOS::FFI::FFIData {
31public:
32    explicit RandomAccessFileImpl(std::shared_ptr<OHOS::FileManagement::ModuleFileIO::RandomAccessFileEntity> entity);
33    int32_t GetFd();
34    int64_t GetFPointer();
35    void SetFilePointerSync(int64_t fp);
36    void CloseSync();
37    std::tuple<int32_t, int64_t> WriteSync(char* buf, size_t len, int64_t offset);
38    std::tuple<int32_t, int64_t> ReadSync(char* buf, size_t len, int64_t offset);
39
40    OHOS::FFI::RuntimeType* GetRuntimeType() override { return GetClassType(); }
41private:
42    std::shared_ptr<OHOS::FileManagement::ModuleFileIO::RandomAccessFileEntity> entity_;
43
44    friend class OHOS::FFI::RuntimeType;
45    friend class OHOS::FFI::TypeBase;
46    static OHOS::FFI::RuntimeType* GetClassType()
47    {
48        static OHOS::FFI::RuntimeType runtimeType =
49            OHOS::FFI::RuntimeType::Create<OHOS::FFI::FFIData>("RandomAccessFileImpl");
50        return &runtimeType;
51    }
52};
53} // OHOS::FileManagement::ModuleFileIO
54}
55
56#endif // OHOS_FILE_FS_IMPL_H