mirror of
https://github.com/msgpack/msgpack-c
synced 2026-06-08 16:11:40 +00:00
Nobuyuki Kubota
309 lines
9.9 KiB
C++
309 lines
9.9 KiB
C++
//
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// MessagePack for C++ static resolution routine
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//
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// Copyright (C) 2008-2009 FURUHASHI Sadayuki
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#ifndef MSGPACK_TYPE_INT_HPP
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#define MSGPACK_TYPE_INT_HPP
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#include "msgpack/versioning.hpp"
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#include "msgpack_fwd.hpp"
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#include <limits>
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namespace msgpack {
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MSGPACK_API_VERSION_NAMESPACE(v1){
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namespace type {
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namespace detail {
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template <typename T, bool Signed>
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struct convert_integer_sign;
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template <typename T>
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struct convert_integer_sign<T, true> {
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static inline T convert(msgpack::object const& o) {
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if(o.type == msgpack::type::POSITIVE_INTEGER) {
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if(o.via.u64 > static_cast<uint64_t>(std::numeric_limits<T>::max()))
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{ throw msgpack::type_error(); }
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return static_cast<T>(o.via.u64);
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} else if(o.type == msgpack::type::NEGATIVE_INTEGER) {
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if(o.via.i64 < static_cast<int64_t>(std::numeric_limits<T>::min()))
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{ throw msgpack::type_error(); }
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return static_cast<T>(o.via.i64);
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}
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throw msgpack::type_error();
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}
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};
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template <typename T>
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struct convert_integer_sign<T, false> {
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static inline T convert(msgpack::object const& o) {
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if(o.type == msgpack::type::POSITIVE_INTEGER) {
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if(o.via.u64 > static_cast<uint64_t>(std::numeric_limits<T>::max()))
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{ throw msgpack::type_error(); }
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return static_cast<T>(o.via.u64);
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}
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throw msgpack::type_error();
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}
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};
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template <typename T>
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struct is_signed {
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static const bool value = std::numeric_limits<T>::is_signed;
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};
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template <typename T>
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static inline T convert_integer(msgpack::object const& o)
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{
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return detail::convert_integer_sign<T, is_signed<T>::value>::convert(o);
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}
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template <bool Signed>
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struct object_char_sign;
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template <>
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struct object_char_sign<true> {
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static inline void make(msgpack::object& o, char v) {
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if (v < 0) {
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o.type = msgpack::type::NEGATIVE_INTEGER;
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o.via.i64 = v;
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}
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else {
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o.type = msgpack::type::POSITIVE_INTEGER;
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o.via.u64 = v;
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}
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}
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};
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template <>
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struct object_char_sign<false> {
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static inline void make(msgpack::object& o, char v) {
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o.type = msgpack::type::POSITIVE_INTEGER, o.via.u64 = v;
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}
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};
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static inline void object_char(msgpack::object& o, char v) {
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return object_char_sign<is_signed<char>::value>::make(o, v);
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}
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} // namespace detail
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} // namespace type
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inline msgpack::object const& operator>> (msgpack::object const& o, char& v)
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{ v = type::detail::convert_integer<char>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, signed char& v)
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{ v = type::detail::convert_integer<signed char>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, signed short& v)
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{ v = type::detail::convert_integer<signed short>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, signed int& v)
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{ v = type::detail::convert_integer<signed int>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, signed long& v)
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{ v = type::detail::convert_integer<signed long>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, signed long long& v)
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{ v = type::detail::convert_integer<signed long long>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, unsigned char& v)
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{ v = type::detail::convert_integer<unsigned char>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, unsigned short& v)
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{ v = type::detail::convert_integer<unsigned short>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, unsigned int& v)
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{ v = type::detail::convert_integer<unsigned int>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, unsigned long& v)
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{ v = type::detail::convert_integer<unsigned long>(o); return o; }
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inline msgpack::object const& operator>> (msgpack::object const& o, unsigned long long& v)
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{ v = type::detail::convert_integer<unsigned long long>(o); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, char v)
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{ o.pack_char(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, signed char v)
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{ o.pack_signed_char(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, signed short v)
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{ o.pack_short(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, signed int v)
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{ o.pack_int(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, signed long v)
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{ o.pack_long(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, signed long long v)
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{ o.pack_long_long(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, unsigned char v)
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{ o.pack_unsigned_char(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, unsigned short v)
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{ o.pack_unsigned_short(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, unsigned int v)
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{ o.pack_unsigned_int(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, unsigned long v)
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{ o.pack_unsigned_long(v); return o; }
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template <typename Stream>
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inline msgpack::packer<Stream>& operator<< (msgpack::packer<Stream>& o, unsigned long long v)
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{ o.pack_unsigned_long_long(v); return o; }
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inline void operator<< (msgpack::object& o, char v)
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{ type::detail::object_char(o, v); }
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inline void operator<< (msgpack::object& o, signed char v)
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{
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if (v < 0) {
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o.type = msgpack::type::NEGATIVE_INTEGER;
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o.via.i64 = v;
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}
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else {
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o.type = msgpack::type::POSITIVE_INTEGER;
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o.via.u64 = v;
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}
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}
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inline void operator<< (msgpack::object& o, signed short v)
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{
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if (v < 0) {
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o.type = msgpack::type::NEGATIVE_INTEGER;
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o.via.i64 = v;
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}
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else {
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o.type = msgpack::type::POSITIVE_INTEGER;
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o.via.u64 = v;
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}
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}
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inline void operator<< (msgpack::object& o, signed int v)
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{
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if (v < 0) {
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o.type = msgpack::type::NEGATIVE_INTEGER;
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o.via.i64 = v;
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}
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else {
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o.type = msgpack::type::POSITIVE_INTEGER;
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o.via.u64 = v;
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}
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}
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inline void operator<< (msgpack::object& o, signed long v)
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{
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if (v < 0) {
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o.type = msgpack::type::NEGATIVE_INTEGER;
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o.via.i64 = v;
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}
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else {
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o.type = msgpack::type::POSITIVE_INTEGER;
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o.via.u64 = v;
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}
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}
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inline void operator<< (msgpack::object& o, signed long long v)
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{
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if (v < 0) {
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o.type = msgpack::type::NEGATIVE_INTEGER;
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o.via.i64 = v;
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}
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else{
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o.type = msgpack::type::POSITIVE_INTEGER;
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o.via.u64 = v;
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}
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}
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inline void operator<< (msgpack::object& o, unsigned char v)
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{ o.type = msgpack::type::POSITIVE_INTEGER, o.via.u64 = v; }
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inline void operator<< (msgpack::object& o, unsigned short v)
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{ o.type = msgpack::type::POSITIVE_INTEGER, o.via.u64 = v; }
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inline void operator<< (msgpack::object& o, unsigned int v)
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{ o.type = msgpack::type::POSITIVE_INTEGER, o.via.u64 = v; }
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inline void operator<< (msgpack::object& o, unsigned long v)
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{ o.type = msgpack::type::POSITIVE_INTEGER, o.via.u64 = v; }
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inline void operator<< (msgpack::object& o, unsigned long long v)
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{ o.type = msgpack::type::POSITIVE_INTEGER, o.via.u64 = v; }
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inline void operator<< (msgpack::object::with_zone& o, char v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, signed char v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, signed short v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, signed int v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, signed long v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, const signed long long& v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, unsigned char v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, unsigned short v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, unsigned int v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, unsigned long v)
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{ static_cast<msgpack::object&>(o) << v; }
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inline void operator<< (msgpack::object::with_zone& o, const unsigned long long& v)
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{ static_cast<msgpack::object&>(o) << v; }
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} // MSGPACK_API_VERSION_NAMESPACE(v1)
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} // namespace msgpack
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#endif /* msgpack/type/int.hpp */
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