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// Copyright (c) 2019, 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.
#pragma once
#include "cryptonote_basic/difficulty.h"
#include "serialization.h"
template<> struct is_basic_type<cryptonote::difficulty_type> { typedef boost::true_type type; };
template <template <bool> class Archive>
inline bool do_serialize(Archive<false>& ar, cryptonote::difficulty_type &diff)
{
uint64_t hi, lo;
ar.serialize_varint(hi);
if (!ar.stream().good())
return false;
ar.serialize_varint(lo);
if (!ar.stream().good())
return false;
diff = hi;
diff <<= 64;
diff += lo;
return true;
}
template <template <bool> class Archive>
inline bool do_serialize(Archive<true>& ar, cryptonote::difficulty_type &diff)
{
if (!ar.stream().good())
return false;
const uint64_t hi = ((diff >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
const uint64_t lo = (diff & 0xffffffffffffffff).convert_to<uint64_t>();
ar.serialize_varint(hi);
ar.serialize_varint(lo);
if (!ar.stream().good())
return false;
return true;
}
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