associative_archive.h

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#pragma once
#include "cereal_optional_nvp.h"
 
#define ASSOC_ARCHIVE 1
 
namespace ser20
{
class membuf : public std::streambuf
{
public:
    membuf(const uint8_t* buf, size_t size)
    {
        auto cbegin = reinterpret_cast<char*>(const_cast<uint8_t*>(buf));
        this->setg(cbegin, cbegin, cbegin + size);
    }
 
    membuf(const char* buf, size_t size)
    {
        auto cbegin = const_cast<char*>(buf);
        this->setg(cbegin, cbegin, cbegin + size);
    }
};
}
 
#if ASSOC_ARCHIVE == 0
 
#include <ser20/archives/xml.hpp>
namespace ser20
{
using oarchive_associative_t = XMLOutputArchive;
using iarchive_associative_t = XMLInputArchive;
 
inline auto create_oarchive_associative(std::ostream& stream)
{
    return oarchive_associative_t(stream);
}
 
inline auto create_iarchive_associative(std::istream& stream)
{
    return iarchive_associative_t(stream);
}
 
inline auto create_iarchive_associative(const uint8_t* buf, size_t len)
{
    membuf mbuf(buf, len);
    std::istream stream(&mbuf);
    return create_iarchive_associative(stream);
}
 
inline auto create_iarchive_associative(const char* buf, size_t len)
{
    membuf mbuf(buf, len);
    std::istream stream(&mbuf);
    return create_iarchive_associative(stream);
}
} // namespace ser20
#elif ASSOC_ARCHIVE == 1
#include <ser20/archives/simdjson.hpp>
namespace ser20
{
using oarchive_associative_t = simd::JSONOutputArchive;
using iarchive_associative_t = simd::JSONInputArchive;
 
inline auto create_oarchive_associative(std::ostream& stream)
{
    return oarchive_associative_t(stream, oarchive_associative_t::Options::SmallIndent());
}
 
inline auto create_iarchive_associative(std::istream& stream)
{
    return iarchive_associative_t(stream);
}
 
inline auto create_iarchive_associative(const uint8_t* buf, size_t len)
{
    return iarchive_associative_t(buf, len);
}
 
inline auto create_iarchive_associative(const char* buf, size_t len)
{
    return iarchive_associative_t(buf, len);
}
 
} // namespace ser20
#elif ASSOC_ARCHIVE == 2
#include "archives/yaml.hpp"
namespace ser20
{
using oarchive_associative_t = YAMLOutputArchive;
using iarchive_associative_t = YAMLInputArchive;
 
inline auto create_oarchive_associative(std::ostream& stream)
{
    return oarchive_associative_t(stream);
}
 
inline auto create_iarchive_associative(std::istream& stream)
{
    return iarchive_associative_t(stream);
}
 
inline auto create_iarchive_associative(const uint8_t* buf, size_t len)
{
    membuf mbuf(buf, len);
    std::istream stream(&mbuf);
    return create_iarchive_associative(stream);
}
 
inline auto create_iarchive_associative(const char* buf, size_t len)
{
    membuf mbuf(buf, len);
    std::istream stream(&mbuf);
    return create_iarchive_associative(stream);
}
} // namespace ser20
#endif