buffer_pool.h

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// BSD 3-Clause License
// Copyright (c) 2024, 🍀☀🌕🌥 🌊
// See the LICENSE file in the project root for full license information.
 
#pragma once
 
#include <cstdint>
#include <memory>
#include <vector>
 
namespace kcenon::network::utils
{
 
    class buffer_pool : public std::enable_shared_from_this<buffer_pool>
    {
    public:
        explicit buffer_pool(size_t pool_size = 32, size_t default_capacity = 8192);
 
        ~buffer_pool() noexcept;
 
        auto acquire(size_t min_capacity = 0) -> std::shared_ptr<std::vector<uint8_t>>;
 
        auto get_stats() const -> std::pair<size_t, size_t>;
 
        auto clear() -> void;
 
    private:
        auto release(std::vector<uint8_t>* buffer) -> void;
 
    private:
        class impl;
        std::unique_ptr<impl> pimpl_;
    };
 
} // namespace kcenon::network::utils