monero/src/serialization/vector.h

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2014-03-03 17:07:58 -05:00
// Copyright (c) 2012-2013 The Cryptonote developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#pragma once
#include "serialization.h"
namespace serialization
{
namespace detail
{
template <typename Archive, class T>
bool serialize_vector_element(Archive& ar, T& e)
{
return ::do_serialize(ar, e);
}
template <typename Archive>
bool serialize_vector_element(Archive& ar, uint64_t& e)
{
ar.serialize_varint(e);
return true;
}
}
}
template <template <bool> class Archive, class T>
bool do_serialize(Archive<false> &ar, std::vector<T> &v)
{
size_t cnt;
ar.begin_array(cnt);
if (!ar.stream().good())
return false;
v.clear();
// very basic sanity check
if (ar.remaining_bytes() < cnt) {
ar.stream().setstate(std::ios::failbit);
return false;
}
v.reserve(cnt);
for (size_t i = 0; i < cnt; i++) {
if (i > 0)
ar.delimit_array();
v.resize(i+1);
if (!::serialization::detail::serialize_vector_element(ar, v[i]))
return false;
if (!ar.stream().good())
return false;
}
ar.end_array();
return true;
}
template <template <bool> class Archive, class T>
bool do_serialize(Archive<true> &ar, std::vector<T> &v)
{
size_t cnt = v.size();
ar.begin_array(cnt);
for (size_t i = 0; i < cnt; i++) {
if (!ar.stream().good())
return false;
if (i > 0)
ar.delimit_array();
if(!::serialization::detail::serialize_vector_element(ar, v[i]))
return false;
if (!ar.stream().good())
return false;
}
ar.end_array();
return true;
}