StaticBuffer.h

/*
 * Copyright (c) 2018, Automatak LLC
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 * 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
 * disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
 * disclaimer in the documentation and/or other materials provided with the distribution.
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 * 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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#ifndef SER4CPP_STATICBUFFER_H
#define SER4CPP_STATICBUFFER_H

#include "ser4cpp/util/Comparisons.h"
#include "ser4cpp/util/Uncopyable.h"
#include "ser4cpp/container/SequenceTypes.h"

#include <limits>
#include <cstdint>

namespace ser4cpp
{

template <class T, T LENGTH>
class StaticBuffer final
{
    static_assert(!std::numeric_limits<T>::is_signed&& std::numeric_limits<T>::is_integer, "Must be an unsigned integer");

public:
    StaticBuffer() {}

    inline RSeq<T> as_seq() const
    {
        return RSeq<T>(this->buffer, LENGTH);
    }

    inline RSeq<T> as_seq(T max_size) const
    {
        return this->as_seq().take(max_size);
    }

    inline wseq_t as_wseq()
    {
        return wseq_t(this->buffer, LENGTH);
    }

    inline wseq_t as_wseq(uint32_t max_size)
    {
        return wseq_t(this->buffer, ser4cpp::min(LENGTH, max_size));
    }

    inline T length() const
    {
        return LENGTH;
    }

private:
    uint8_t buffer[LENGTH] = { 0 };
};

}

#endif