| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // | ||
| 2 | // Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com) | ||
| 3 | // | ||
| 4 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | ||
| 5 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | ||
| 6 | // | ||
| 7 | // Official repository: https://github.com/boostorg/url | ||
| 8 | // | ||
| 9 | |||
| 10 | #ifndef BOOST_URL_IMPL_IPV4_ADDRESS_IPP | ||
| 11 | #define BOOST_URL_IMPL_IPV4_ADDRESS_IPP | ||
| 12 | |||
| 13 | #include <boost/url/detail/config.hpp> | ||
| 14 | #include <boost/url/ipv4_address.hpp> | ||
| 15 | #include <boost/url/detail/except.hpp> | ||
| 16 | #include <boost/url/grammar/parse.hpp> | ||
| 17 | #include <boost/url/rfc/ipv4_address_rule.hpp> | ||
| 18 | #include <cstring> | ||
| 19 | |||
| 20 | namespace boost { | ||
| 21 | namespace urls { | ||
| 22 | |||
| 23 | 19 | ipv4_address:: | |
| 24 | ipv4_address( | ||
| 25 | 19 | uint_type addr) noexcept | |
| 26 | 19 | : addr_(addr) | |
| 27 | { | ||
| 28 | 19 | } | |
| 29 | |||
| 30 | 141 | ipv4_address:: | |
| 31 | ipv4_address( | ||
| 32 | 141 | bytes_type const& bytes) noexcept | |
| 33 | { | ||
| 34 | 141 | addr_ = | |
| 35 | 141 | (static_cast<unsigned long>(bytes[0]) << 24) | | |
| 36 | 141 | (static_cast<unsigned long>(bytes[1]) << 16) | | |
| 37 | 141 | (static_cast<unsigned long>(bytes[2]) << 8) | | |
| 38 | 141 | (static_cast<unsigned long>(bytes[3])); | |
| 39 | 141 | } | |
| 40 | |||
| 41 | 27 | ipv4_address:: | |
| 42 | ipv4_address( | ||
| 43 | 27 | core::string_view s) | |
| 44 | : ipv4_address( | ||
| 45 | 27 | parse_ipv4_address(s | |
| 46 |
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27 | ).value(BOOST_URL_POS)) |
| 47 | { | ||
| 48 | 26 | } | |
| 49 | |||
| 50 | auto | ||
| 51 | 75 | ipv4_address:: | |
| 52 | to_bytes() const noexcept -> | ||
| 53 | bytes_type | ||
| 54 | { | ||
| 55 | bytes_type bytes; | ||
| 56 | 75 | bytes[0] = (addr_ >> 24) & 0xff; | |
| 57 | 75 | bytes[1] = (addr_ >> 16) & 0xff; | |
| 58 | 75 | bytes[2] = (addr_ >> 8) & 0xff; | |
| 59 | 75 | bytes[3] = addr_ & 0xff; | |
| 60 | 75 | return bytes; | |
| 61 | } | ||
| 62 | |||
| 63 | auto | ||
| 64 | 54 | ipv4_address:: | |
| 65 | to_uint() const noexcept -> | ||
| 66 | uint_type | ||
| 67 | { | ||
| 68 | 54 | return addr_; | |
| 69 | } | ||
| 70 | |||
| 71 | core::string_view | ||
| 72 | 19 | ipv4_address:: | |
| 73 | to_buffer( | ||
| 74 | char* dest, | ||
| 75 | std::size_t dest_size) const | ||
| 76 | { | ||
| 77 |
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19 | if(dest_size < max_str_len) |
| 78 | 1 | detail::throw_length_error(); | |
| 79 | 18 | auto n = print_impl(dest); | |
| 80 | 18 | return core::string_view(dest, n); | |
| 81 | } | ||
| 82 | |||
| 83 | bool | ||
| 84 | 4 | ipv4_address:: | |
| 85 | is_loopback() const noexcept | ||
| 86 | { | ||
| 87 | 4 | return (to_uint() & 0xFF000000) == | |
| 88 | 4 | 0x7F000000; | |
| 89 | } | ||
| 90 | |||
| 91 | bool | ||
| 92 | 7 | ipv4_address:: | |
| 93 | is_unspecified() const noexcept | ||
| 94 | { | ||
| 95 | 7 | return to_uint() == 0; | |
| 96 | } | ||
| 97 | |||
| 98 | bool | ||
| 99 | 4 | ipv4_address:: | |
| 100 | is_multicast() const noexcept | ||
| 101 | { | ||
| 102 | 4 | return (to_uint() & 0xF0000000) == | |
| 103 | 4 | 0xE0000000; | |
| 104 | } | ||
| 105 | |||
| 106 | std::size_t | ||
| 107 | 29 | ipv4_address:: | |
| 108 | print_impl( | ||
| 109 | char* dest) const noexcept | ||
| 110 | { | ||
| 111 | 29 | auto const start = dest; | |
| 112 | auto const write = | ||
| 113 | 116 | []( char*& dest, | |
| 114 | unsigned char v) | ||
| 115 | { | ||
| 116 |
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116 | if(v >= 100) |
| 117 | { | ||
| 118 | 33 | *dest++ = '0' + | |
| 119 | 33 | v / 100; | |
| 120 | 33 | v %= 100; | |
| 121 | 33 | *dest++ = '0' + | |
| 122 | 33 | v / 10; | |
| 123 | 33 | v %= 10; | |
| 124 | } | ||
| 125 |
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83 | else if(v >= 10) |
| 126 | { | ||
| 127 | 3 | *dest++ = '0' + | |
| 128 | 3 | v / 10; | |
| 129 | 3 | v %= 10; | |
| 130 | } | ||
| 131 | 116 | *dest++ = '0' + v; | |
| 132 | 116 | }; | |
| 133 | 29 | auto const v = to_uint(); | |
| 134 | 29 | write(dest, (v >> 24) & 0xff); | |
| 135 | 29 | *dest++ = '.'; | |
| 136 | 29 | write(dest, (v >> 16) & 0xff); | |
| 137 | 29 | *dest++ = '.'; | |
| 138 | 29 | write(dest, (v >> 8) & 0xff); | |
| 139 | 29 | *dest++ = '.'; | |
| 140 | 29 | write(dest, (v ) & 0xff); | |
| 141 | 29 | return dest - start; | |
| 142 | } | ||
| 143 | |||
| 144 | void | ||
| 145 | 2 | ipv4_address:: | |
| 146 | to_string_impl( | ||
| 147 | string_token::arg& t) const | ||
| 148 | { | ||
| 149 | char buf[max_str_len]; | ||
| 150 | 2 | auto const n = print_impl(buf); | |
| 151 |
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2 | char* dest = t.prepare(n); |
| 152 | 2 | std::memcpy(dest, buf, n); | |
| 153 | 2 | } | |
| 154 | |||
| 155 | //------------------------------------------------ | ||
| 156 | |||
| 157 | auto | ||
| 158 | 127 | parse_ipv4_address( | |
| 159 | core::string_view s) noexcept -> | ||
| 160 | system::result<ipv4_address> | ||
| 161 | { | ||
| 162 | return grammar::parse( | ||
| 163 | 127 | s, ipv4_address_rule); | |
| 164 | } | ||
| 165 | |||
| 166 | } // urls | ||
| 167 | } // boost | ||
| 168 | |||
| 169 | #endif | ||
| 170 |