#ifndef BOOST_UUID_DETAIL_UUID_UINT128_IPP_INCLUDED #define BOOST_UUID_DETAIL_UUID_UINT128_IPP_INCLUDED // Copyright 2024 Peter Dimov // Distributed under the Boost Software License, Version 1.0. // https://www.boost.org/LICENSE_1_0.txt #include #if defined(BOOST_UUID_REPORT_IMPLEMENTATION) #include BOOST_PRAGMA_MESSAGE( "Using uuid_uint128.ipp" ) #endif namespace boost { namespace uuids { inline bool uuid::is_nil() const noexcept { __uint128_t v = detail::load_native_u128( this->data ); return v == 0; } inline void uuid::swap( uuid& rhs ) noexcept { __uint128_t v1 = detail::load_native_u128( this->data ); __uint128_t v2 = detail::load_native_u128( rhs.data ); detail::store_native_u128( this->data, v2 ); detail::store_native_u128( rhs.data, v1 ); } inline bool operator==( uuid const& lhs, uuid const& rhs ) noexcept { __uint128_t v1 = detail::load_native_u128( lhs.data ); __uint128_t v2 = detail::load_native_u128( rhs.data ); return v1 == v2; } inline bool operator<( uuid const& lhs, uuid const& rhs ) noexcept { __uint128_t v1 = detail::load_big_u128( lhs.data ); __uint128_t v2 = detail::load_big_u128( rhs.data ); return v1 < v2; } #if defined(BOOST_UUID_HAS_THREE_WAY_COMPARISON) inline std::strong_ordering operator<=> (uuid const& lhs, uuid const& rhs) noexcept { __uint128_t v1 = detail::load_big_u128( lhs.data ); __uint128_t v2 = detail::load_big_u128( rhs.data ); return v1 <=> v2; } #endif } // namespace uuids } // namespace boost #endif // BOOST_UUID_DETAIL_UUID_UINT128_IPP_INCLUDED