sha256.hpp

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/*
 * This file is part of libkazv.
 * SPDX-FileCopyrightText: 2021 Tusooa Zhu <tusooa@kazv.moe>
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
 
#pragma once
#include <libkazv-config.hpp>
 
#include <memory>
 
 
#include <copy-helper.hpp>
 
#include "crypto-util.hpp"
 
 
namespace Kazv
{
    class SHA256Desc
    {
    public:
        using DataT = std::string;
 
        SHA256Desc();
 
        KAZV_DECLARE_COPYABLE(SHA256Desc)
 
        ~SHA256Desc();
 
        SHA256Desc process(DataT data) const &;
 
        template<class RangeT,
                 class = std::enable_if_t<!std::is_same_v<std::decay_t<RangeT>, DataT>, int>>
        SHA256Desc process(RangeT data) const &
        {
            return process(DataT(data.begin(), data.end()));
        }
 
        SHA256Desc process(DataT data) &&;
 
        template<class RangeT,
                 class = std::enable_if_t<!std::is_same_v<std::decay_t<RangeT>, DataT>, int>>
        SHA256Desc process(RangeT data) &&
        {
            return std::move(*this).process(DataT(data.begin(), data.end()));
        }
 
        void processInPlace(DataT data);
 
        template<class RangeT,
                 class = std::enable_if_t<!std::is_same_v<std::decay_t<RangeT>, DataT>, int>>
        void processInPlace(RangeT data)
        {
            processInPlace(DataT(data.begin(), data.end()));
        }
 
        std::string get() const;
 
    private:
        struct Private;
        std::unique_ptr<Private> m_d;
    };
}