Added thirdparty: boost library

2026-08-18 05:08:11 +00:00 · 2024-01-06 19:55:56 +02:00
parent bf49f439e1
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+//
+// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
+//
+// 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/url
+//
+
+#ifndef BOOST_URL_RFC_IPV4_ADDRESS_RULE_HPP
+#define BOOST_URL_RFC_IPV4_ADDRESS_RULE_HPP
+
+#include <boost/url/detail/config.hpp>
+#include <boost/url/ipv4_address.hpp>
+#include <boost/url/error_types.hpp>
+
+namespace boost {
+namespace urls {
+
+/** Rule for an IP version 4 style address
+
+    @par Value Type
+    @code
+    using value_type = ipv4_address;
+    @endcode
+
+    @par Example
+    Rules are used with the function @ref grammar::parse.
+    @code
+    system::result< ipv4_address > rv = grammar::parse( "192.168.0.1", ipv4_address_rule );
+    @endcode
+
+    @par BNF
+    @code
+    IPv4address = dec-octet "." dec-octet "." dec-octet "." dec-octet
+
+    dec-octet   = DIGIT                 ; 0-9
+                / %x31-39 DIGIT         ; 10-99
+                / "1" 2DIGIT            ; 100-199
+                / "2" %x30-34 DIGIT     ; 200-249
+                / "25" %x30-35          ; 250-255
+    @endcode
+
+    @par Specification
+    @li <a href="https://en.wikipedia.org/wiki/IPv4"
+        >IPv4 (Wikipedia)</a>
+    @li <a href="https://datatracker.ietf.org/doc/html/rfc3986#section-3.2.2"
+        >3.2.2. Host (rfc3986)</a>
+
+    @see
+        @ref ipv4_address,
+        @ref parse_ipv4_address,
+        @ref grammar::parse.
+*/
+#ifdef BOOST_URL_DOCS
+constexpr __implementation_defined__ ipv4_address_rule;
+#else
+struct ipv4_address_rule_t
+{
+    using value_type =
+        ipv4_address;
+
+    BOOST_URL_DECL
+    auto
+    parse(
+        char const*& it,
+        char const* end
+            ) const noexcept ->
+        system::result<ipv4_address>;
+};
+
+constexpr ipv4_address_rule_t ipv4_address_rule{};
+#endif
+
+} // urls
+} // boost
+
+#endif