1/*
2 * Copyright (c) 2022-2023 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#ifndef CIRCLE_STREAM_BUFFER_H
17#define CIRCLE_STREAM_BUFFER_H
18
19#include "stream_buffer.h"
20
21#undef LOG_TAG
22#define LOG_TAG "CircleStreamBuffer"
23
24namespace OHOS {
25namespace Msdp {
26class CircleStreamBuffer : public StreamBuffer {
27public:
28    CircleStreamBuffer() = default;
29    DISALLOW_MOVE(CircleStreamBuffer);
30    virtual ~CircleStreamBuffer() = default;
31
32    bool CheckWrite(size_t size);
33    virtual bool Write(const char *buf, size_t size) override;
34
35protected:
36    void CopyDataToBegin();
37};
38} // namespace Msdp
39} // namespace OHOS
40#endif // CIRCLE_STREAM_BUFFER_H