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//
// MessagePack for C++ static resolution routine
//
// Copyright (C) 2008-2016 FURUHASHI Sadayuki and KONDO Takatoshi
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef MSGPACK_V1_CPP11_DEFINE_ARRAY_HPP
#define MSGPACK_V1_CPP11_DEFINE_ARRAY_HPP
#include "msgpack/v1/adaptor/detail/cpp11_define_array_decl.hpp"
#include "msgpack/v1/adaptor/detail/cpp11_convert_helper.hpp"
#include <tuple>
namespace msgpack {
/// @cond
MSGPACK_API_VERSION_NAMESPACE(v1) {
/// @endcond
namespace type {
template <typename Tuple, std::size_t N>
struct define_array_imp {
template <typename Packer>
static void pack(Packer& pk, Tuple const& t) {
define_array_imp<Tuple, N-1>::pack(pk, t);
pk.pack(std::get<N-1>(t));
}
static void unpack(msgpack::object const& o, Tuple& t) {
define_array_imp<Tuple, N-1>::unpack(o, t);
const size_t size = o.via.array.size;
if(size <= N-1) { return; }
convert_helper(o.via.array.ptr[N-1], std::get<N-1>(t));
}
static void object(msgpack::object* o, msgpack::zone& z, Tuple const& t) {
define_array_imp<Tuple, N-1>::object(o, z, t);
o->via.array.ptr[N-1] = msgpack::object(std::get<N-1>(t), z);
}
};
template <typename Tuple>
struct define_array_imp<Tuple, 1> {
template <typename Packer>
static void pack(Packer& pk, Tuple const& t) {
pk.pack(std::get<0>(t));
}
static void unpack(msgpack::object const& o, Tuple& t) {
const size_t size = o.via.array.size;
if(size <= 0) { return; }
convert_helper(o.via.array.ptr[0], std::get<0>(t));
}
static void object(msgpack::object* o, msgpack::zone& z, Tuple const& t) {
o->via.array.ptr[0] = msgpack::object(std::get<0>(t), z);
}
};
template <typename... Args>
struct define_array {
typedef define_array<Args...> value_type;
typedef std::tuple<Args...> tuple_type;
define_array(Args&... args) :
a(args...) {}
template <typename Packer>
void msgpack_pack(Packer& pk) const
{
pk.pack_array(sizeof...(Args));
define_array_imp<std::tuple<Args&...>, sizeof...(Args)>::pack(pk, a);
}
void msgpack_unpack(msgpack::object const& o)
{
if(o.type != msgpack::type::ARRAY) { throw msgpack::type_error(); }
define_array_imp<std::tuple<Args&...>, sizeof...(Args)>::unpack(o, a);
}
void msgpack_object(msgpack::object* o, msgpack::zone& z) const
{
o->type = msgpack::type::ARRAY;
o->via.array.ptr = static_cast<msgpack::object*>(z.allocate_align(sizeof(msgpack::object)*sizeof...(Args), MSGPACK_ZONE_ALIGNOF(msgpack::object)));
o->via.array.size = sizeof...(Args);
define_array_imp<std::tuple<Args&...>, sizeof...(Args)>::object(o, z, a);
}
std::tuple<Args&...> a;
};
template <>
struct define_array<> {
typedef define_array<> value_type;
typedef std::tuple<> tuple_type;
template <typename Packer>
void msgpack_pack(Packer& pk) const
{
pk.pack_array(0);
}
void msgpack_unpack(msgpack::object const& o)
{
if(o.type != msgpack::type::ARRAY) { throw msgpack::type_error(); }
}
void msgpack_object(msgpack::object* o, msgpack::zone&) const
{
o->type = msgpack::type::ARRAY;
o->via.array.ptr = NULL;
o->via.array.size = 0;
}
};
inline define_array<> make_define_array()
{
return define_array<>();
}
template <typename... Args>
inline define_array<Args...> make_define_array(Args&... args)
{
return define_array<Args...>(args...);
}
} // namespace type
/// @cond
} // MSGPACK_API_VERSION_NAMESPACE(v1)
/// @endcond
} // namespace msgpack
#endif // MSGPACK_V1_CPP11_DEFINE_ARRAY_HPP
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