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//
// Copyright (c) 2022 Dmitry Arkhipov (grisumbras@yandex.ru)
//
// 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)
//
// Official repository: https://github.com/boostorg/json
//
#ifndef BOOST_JSON_DOC_DOC_TYPES_HPP
#define BOOST_JSON_DOC_DOC_TYPES_HPP
#if defined(__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wmismatched-tags"
#endif
#include <array>
// tag::snippet_conv_spec_trait1[]
namespace user_ns
{
class ip_address
{
public:
ip_address(
unsigned char oct1,
unsigned char oct2,
unsigned char oct3,
unsigned char oct4 );
const unsigned char*
begin() const;
const unsigned char*
end() const;
private:
std::array<unsigned char, 4> octets_;
};
template< std::size_t N >
unsigned char
get(const ip_address& addr);
} // namespace user_ns
namespace std
{
template<>
struct tuple_size< user_ns::ip_address >
: std::integral_constant<std::size_t, 4>
{ };
template< std::size_t N >
struct tuple_element< N, user_ns::ip_address >
{
using type = unsigned char;
};
} // namespace std
// end::snippet_conv_spec_trait1[]
namespace user_ns
{
inline
ip_address::ip_address(
unsigned char oct1,
unsigned char oct2,
unsigned char oct3,
unsigned char oct4 )
: octets_{{oct1, oct2, oct3, oct4}}
{ }
inline
const unsigned char*
ip_address::begin() const
{
return octets_.data();
}
inline
const unsigned char*
ip_address::end() const
{
return begin() + octets_.size();
}
template< std::size_t N >
unsigned char
get(ip_address const& addr )
{
static_assert( N >= 0 && N <= 4, "incorrect N" );
return *(addr.begin() + N);
}
inline
bool
operator==(ip_address const& l, ip_address const& r) noexcept
{
return
get<0>(l) == get<0>(r) &&
get<1>(l) == get<1>(r) &&
get<2>(l) == get<2>(r) &&
get<3>(l) == get<3>(r);
}
} // namespace user_ns
#endif // BOOST_JSON_DOC_DOC_TYPES_HPP
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