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//
 
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// Copyright (c) 2022 Vinnie Falco (vinnie.falco@gmail.com)
 
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// Copyright (c) 2023 Alan de Freitas (alandefreitas@gmail.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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// Official repository: https://github.com/boostorg/url
 
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//
 
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#ifndef BOOST_URL_RFC_IMPL_IPV4_ADDRESS_RULE_HPP
 
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#define BOOST_URL_RFC_IMPL_IPV4_ADDRESS_RULE_HPP
 
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#include <boost/url/detail/config.hpp>
 
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#include <boost/url/grammar/delim_rule.hpp>
 
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#include <boost/url/grammar/dec_octet_rule.hpp>
 
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#include <boost/url/grammar/parse.hpp>
 
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#include <boost/url/grammar/tuple_rule.hpp>
 
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namespace boost {
 
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namespace urls {
 
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inline BOOST_URL_CXX20_CONSTEXPR
 
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auto
 
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implementation_defined::ipv4_address_rule_t::
 
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parse(
 
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    char const*& it,
 
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    char const* end
 
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        ) const noexcept ->
 
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    system::result<value_type>
 
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{
 
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    using namespace grammar;
 
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    auto rv = grammar::parse(
 
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        it, end, tuple_rule(
 
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            dec_octet_rule, squelch(delim_rule('.')),
 
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            dec_octet_rule, squelch(delim_rule('.')),
 
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            dec_octet_rule, squelch(delim_rule('.')),
 
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            dec_octet_rule));
 
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    if(! rv)
 
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        return rv.error();
 
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    std::array<unsigned char, 4> v;
 
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    v[0] = std::get<0>(*rv);
 
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    v[1] = std::get<1>(*rv);
 
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    v[2] = std::get<2>(*rv);
 
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    v[3] = std::get<3>(*rv);
 
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    return ipv4_address(v);
 
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}
 
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} // urls
 
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} // boost
 
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#endif