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Diffstat (limited to 'third_party/msgpack/include/msgpack/v1/adaptor/cpp11/array.hpp')
-rw-r--r-- | third_party/msgpack/include/msgpack/v1/adaptor/cpp11/array.hpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/third_party/msgpack/include/msgpack/v1/adaptor/cpp11/array.hpp b/third_party/msgpack/include/msgpack/v1/adaptor/cpp11/array.hpp new file mode 100644 index 0000000000..1a5ba36bb0 --- /dev/null +++ b/third_party/msgpack/include/msgpack/v1/adaptor/cpp11/array.hpp @@ -0,0 +1,138 @@ +// +// MessagePack for C++ static resolution routine +// +// Copyright (C) 2014-2015 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_TYPE_CPP11_ARRAY_HPP +#define MSGPACK_V1_TYPE_CPP11_ARRAY_HPP + +#include "msgpack/versioning.hpp" +#include "msgpack/adaptor/adaptor_base.hpp" +#include "msgpack/adaptor/check_container_size.hpp" +#include "msgpack/meta.hpp" + +#include <array> + +namespace msgpack { + +/// @cond +MSGPACK_API_VERSION_NAMESPACE(v1) { +/// @endcond + +namespace adaptor { + +namespace detail { + +namespace array { + +template<typename T, std::size_t N1, std::size_t... I1, std::size_t N2, std::size_t... I2> +inline std::array<T, N1+N2> concat( + std::array<T, N1>&& a1, + std::array<T, N2>&& a2, + msgpack::seq<I1...>, + msgpack::seq<I2...>) { + return {{ std::move(a1[I1])..., std::move(a2[I2])... }}; +} + +template<typename T, std::size_t N1, std::size_t N2> +inline std::array<T, N1+N2> concat(std::array<T, N1>&& a1, std::array<T, N2>&& a2) { + return concat(std::move(a1), std::move(a2), msgpack::gen_seq<N1>(), msgpack::gen_seq<N2>()); +} + +template <typename T, std::size_t N> +struct as_impl { + static std::array<T, N> as(msgpack::object const& o) { + msgpack::object* p = o.via.array.ptr + N - 1; + return concat(as_impl<T, N-1>::as(o), std::array<T, 1>{{p->as<T>()}}); + } +}; + +template <typename T> +struct as_impl<T, 1> { + static std::array<T, 1> as(msgpack::object const& o) { + msgpack::object* p = o.via.array.ptr; + return std::array<T, 1>{{p->as<T>()}}; + } +}; + +template <typename T> +struct as_impl<T, 0> { + static std::array<T, 0> as(msgpack::object const&) { + return std::array<T, 0>(); + } +}; + +} // namespace array + +} // namespace detail + +template <typename T, std::size_t N> +struct as<std::array<T, N>, typename std::enable_if<msgpack::has_as<T>::value>::type> { + std::array<T, N> operator()(msgpack::object const& o) const { + if(o.type != msgpack::type::ARRAY) { throw msgpack::type_error(); } + if(o.via.array.size > N) { throw msgpack::type_error(); } + return detail::array::as_impl<T, N>::as(o); + } +}; + +template <typename T, std::size_t N> +struct convert<std::array<T, N>> { + msgpack::object const& operator()(msgpack::object const& o, std::array<T, N>& v) const { + if(o.type != msgpack::type::ARRAY) { throw msgpack::type_error(); } + if(o.via.array.size > N) { throw msgpack::type_error(); } + if(o.via.array.size > 0) { + msgpack::object* p = o.via.array.ptr; + msgpack::object* const pend = o.via.array.ptr + o.via.array.size; + T* it = &v[0]; + do { + p->convert(*it); + ++p; + ++it; + } while(p < pend); + } + return o; + } +}; + +template <typename T, std::size_t N> +struct pack<std::array<T, N>> { + template <typename Stream> + msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const std::array<T, N>& v) const { + uint32_t size = checked_get_container_size(v.size()); + o.pack_array(size); + for(auto const& e : v) o.pack(e); + return o; + } +}; + +template <typename T, std::size_t N> +struct object_with_zone<std::array<T, N>> { + void operator()(msgpack::object::with_zone& o, const std::array<T, N>& v) const { + o.type = msgpack::type::ARRAY; + if(v.empty()) { + o.via.array.ptr = MSGPACK_NULLPTR; + o.via.array.size = 0; + } else { + uint32_t size = checked_get_container_size(v.size()); + msgpack::object* p = static_cast<msgpack::object*>(o.zone.allocate_align(sizeof(msgpack::object)*size, MSGPACK_ZONE_ALIGNOF(msgpack::object))); + o.via.array.size = size; + o.via.array.ptr = p; + for (auto const& e : v) *p++ = msgpack::object(e, o.zone); + } + } +}; + +} // namespace adaptor + +/// @cond +} // MSGPACK_API_VERSION_NAMESPACE(v1) +/// @endcond + +} // namespace msgpack + +#endif // MSGPACK_V1_TYPE_CPP11_ARRAY_HPP |