1/*
2 * Copyright (c) 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#ifndef ARRAY_BUFFER_UTIL_H
16#define ARRAY_BUFFER_UTIL_H
17
18#include <memory>
19
20namespace OHOS {
21namespace IntellVoiceUtils {
22template<class T>
23class ArrayBufferUtil {
24public:
25    ~ArrayBufferUtil() = default;
26
27    T *GetData()
28    {
29        if (data_ == nullptr) {
30            return nullptr;
31        }
32
33        return data_.get();
34    }
35    uint32_t GetSize() const
36    {
37        return size_;
38    }
39
40    template<typename C>
41    friend std::unique_ptr<ArrayBufferUtil<C>> CreateArrayBuffer(uint32_t size, const C *data);
42
43private:
44    ArrayBufferUtil() = default;
45    bool Init(uint32_t size, const T *data = nullptr);
46    std::unique_ptr<T[]> data_ = nullptr;
47    uint32_t size_ = 0;
48};
49
50using Uint8ArrayBuffer = ArrayBufferUtil<uint8_t>;
51template<class T> std::unique_ptr<ArrayBufferUtil<T>> CreateArrayBuffer(uint32_t size, const T *data = nullptr);
52
53}
54}
55#endif
56