130 lines
3.1 KiB
C++
130 lines
3.1 KiB
C++
//
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// ip/address_v6_range.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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// Oliver Kowalke (oliver dot kowalke at gmail dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_IP_ADDRESS_V6_RANGE_HPP
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#define ASIO_IP_ADDRESS_V6_RANGE_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "asio/detail/config.hpp"
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#include "asio/ip/address_v6_iterator.hpp"
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#include "asio/detail/push_options.hpp"
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namespace asio {
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namespace ip {
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template <typename> class basic_address_range;
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/// Represents a range of IPv6 addresses.
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/**
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* @par Thread Safety
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* @e Distinct @e objects: Safe.@n
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* @e Shared @e objects: Unsafe.
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*/
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template <> class basic_address_range<address_v6>
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{
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public:
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/// The type of an iterator that points into the range.
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typedef basic_address_iterator<address_v6> iterator;
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/// Construct an empty range.
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basic_address_range() ASIO_NOEXCEPT
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: begin_(address_v6()),
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end_(address_v6())
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{
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}
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/// Construct an range that represents the given range of addresses.
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explicit basic_address_range(const iterator& first,
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const iterator& last) ASIO_NOEXCEPT
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: begin_(first),
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end_(last)
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{
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}
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/// Copy constructor.
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basic_address_range(const basic_address_range& other) ASIO_NOEXCEPT
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: begin_(other.begin_),
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end_(other.end_)
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{
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}
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#if defined(ASIO_HAS_MOVE)
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/// Move constructor.
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basic_address_range(basic_address_range&& other) ASIO_NOEXCEPT
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: begin_(ASIO_MOVE_CAST(iterator)(other.begin_)),
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end_(ASIO_MOVE_CAST(iterator)(other.end_))
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{
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}
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#endif // defined(ASIO_HAS_MOVE)
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/// Assignment operator.
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basic_address_range& operator=(
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const basic_address_range& other) ASIO_NOEXCEPT
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{
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begin_ = other.begin_;
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end_ = other.end_;
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return *this;
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}
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#if defined(ASIO_HAS_MOVE)
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/// Move assignment operator.
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basic_address_range& operator=(
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basic_address_range&& other) ASIO_NOEXCEPT
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{
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begin_ = ASIO_MOVE_CAST(iterator)(other.begin_);
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end_ = ASIO_MOVE_CAST(iterator)(other.end_);
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return *this;
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}
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#endif // defined(ASIO_HAS_MOVE)
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/// Obtain an iterator that points to the start of the range.
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iterator begin() const ASIO_NOEXCEPT
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{
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return begin_;
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}
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/// Obtain an iterator that points to the end of the range.
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iterator end() const ASIO_NOEXCEPT
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{
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return end_;
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}
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/// Determine whether the range is empty.
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bool empty() const ASIO_NOEXCEPT
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{
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return begin_ == end_;
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}
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/// Find an address in the range.
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iterator find(const address_v6& addr) const ASIO_NOEXCEPT
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{
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return addr >= *begin_ && addr < *end_ ? iterator(addr) : end_;
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}
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private:
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iterator begin_;
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iterator end_;
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};
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/// Represents a range of IPv6 addresses.
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typedef basic_address_range<address_v6> address_v6_range;
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} // namespace ip
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} // namespace asio
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#include "asio/detail/pop_options.hpp"
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#endif // ASIO_IP_ADDRESS_V6_RANGE_HPP
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