buffer_serializer.hpp

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// Copyright (c) 2021 MIT Digital Currency Initiative,
//                    Federal Reserve Bank of Boston
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef OPENCBDC_TX_SRC_SERIALIZATION_BUFFER_SERIALIZER_H_
#define OPENCBDC_TX_SRC_SERIALIZATION_BUFFER_SERIALIZER_H_
 
#include "serializer.hpp"
#include "util/common/buffer.hpp"
 
namespace cbdc {
    class buffer_serializer final : public cbdc::serializer {
      public:
        explicit buffer_serializer(cbdc::buffer& pkt);
 
        explicit operator bool() const final;
 
        void advance_cursor(size_t len) final;
 
        void reset() final;
 
        [[nodiscard]] auto end_of_buffer() const -> bool final;
 
        auto write(const void* data, size_t len) -> bool final;
 
        auto read(void* data, size_t len) -> bool final;
 
      private:
        cbdc::buffer& m_pkt;
        size_t m_cursor{};
        bool m_valid{true};
    };
}
 
#endif