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// Copyright (c) 2014-2023, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 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.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
#pragma once
#include <memory>
#include <boost/type_traits/make_unsigned.hpp>
#include "serialization.h"
namespace serialization
{
namespace detail
{
template<typename T>
inline constexpr bool use_pair_varint() noexcept
{
return std::is_integral<T>::value && std::is_unsigned<T>::value && sizeof(T) > 1;
}
template <typename Archive, class T>
typename std::enable_if<!use_pair_varint<T>(), bool>::type
serialize_pair_element(Archive& ar, T& e)
{
return do_serialize(ar, e);
}
template<typename Archive, typename T>
typename std::enable_if<use_pair_varint<T>(), bool>::type
serialize_pair_element(Archive& ar, T& e)
{
static constexpr const bool previously_varint = std::is_same<uint64_t, T>();
if (!previously_varint && ar.varint_bug_backward_compatibility_enabled() && !typename Archive::is_saving())
return do_serialize(ar, e);
ar.serialize_varint(e);
return true;
}
}
}
template <template <bool> class Archive, class F, class S>
inline bool do_serialize(Archive<false>& ar, std::pair<F,S>& p)
{
size_t cnt;
ar.begin_array(cnt);
if (!ar.good())
return false;
if (cnt != 2)
return false;
if (!::serialization::detail::serialize_pair_element(ar, p.first))
return false;
if (!ar.good())
return false;
ar.delimit_array();
if (!::serialization::detail::serialize_pair_element(ar, p.second))
return false;
if (!ar.good())
return false;
ar.end_array();
return true;
}
template <template <bool> class Archive, class F, class S>
inline bool do_serialize(Archive<true>& ar, std::pair<F,S>& p)
{
ar.begin_array(2);
if (!ar.good())
return false;
if(!::serialization::detail::serialize_pair_element(ar, p.first))
return false;
if (!ar.good())
return false;
ar.delimit_array();
if(!::serialization::detail::serialize_pair_element(ar, p.second))
return false;
if (!ar.good())
return false;
ar.end_array();
return true;
}
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