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|---|---|---|---|
| 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 | |||
| 11 | #include <boost/url/detail/config.hpp> | ||
| 12 | #include <boost/url/authority_view.hpp> | ||
| 13 | #include "detail/normalize.hpp" | ||
| 14 | #include <boost/url/grammar/parse.hpp> | ||
| 15 | #include <boost/url/rfc/authority_rule.hpp> | ||
| 16 | #include <boost/url/rfc/pct_encoded_rule.hpp> | ||
| 17 | #include <array> | ||
| 18 | #include <ostream> | ||
| 19 | |||
| 20 | namespace boost { | ||
| 21 | namespace urls { | ||
| 22 | |||
| 23 | //------------------------------------------------ | ||
| 24 | |||
| 25 | namespace detail { | ||
| 26 | |||
| 27 | authority_view | ||
| 28 | 2349 | url_impl:: | |
| 29 | construct_authority() const noexcept | ||
| 30 | { | ||
| 31 | 2349 | return authority_view(*this); | |
| 32 | } | ||
| 33 | |||
| 34 | } // detail | ||
| 35 | |||
| 36 | //------------------------------------------------ | ||
| 37 | |||
| 38 | 2349 | authority_view:: | |
| 39 | authority_view( | ||
| 40 | 2349 | detail::url_impl const& u) noexcept | |
| 41 | 2349 | : u_(u) | |
| 42 | { | ||
| 43 | 2349 | } | |
| 44 | |||
| 45 | //------------------------------------------------ | ||
| 46 | |||
| 47 | 23358 | authority_view:: | |
| 48 | 23358 | ~authority_view() | |
| 49 | { | ||
| 50 | 23358 | } | |
| 51 | |||
| 52 | 3612 | authority_view:: | |
| 53 | 3612 | authority_view() noexcept | |
| 54 | 3612 | : u_(from::authority) | |
| 55 | { | ||
| 56 | 3612 | } | |
| 57 | |||
| 58 | 2 | authority_view:: | |
| 59 | authority_view( | ||
| 60 | 2 | core::string_view s) | |
| 61 | : authority_view( | ||
| 62 | 2 | parse_authority(s | |
| 63 |
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2 | ).value(BOOST_URL_POS)) |
| 64 | { | ||
| 65 | 2 | } | |
| 66 | |||
| 67 | 5718 | authority_view:: | |
| 68 | authority_view( | ||
| 69 | authority_view const&) noexcept = default; | ||
| 70 | |||
| 71 | authority_view& | ||
| 72 | 1708 | authority_view:: | |
| 73 | operator=( | ||
| 74 | authority_view const&) noexcept = default; | ||
| 75 | |||
| 76 | //------------------------------------------------ | ||
| 77 | // | ||
| 78 | // Userinfo | ||
| 79 | // | ||
| 80 | //------------------------------------------------ | ||
| 81 | |||
| 82 | bool | ||
| 83 | 568 | authority_view:: | |
| 84 | has_userinfo() const noexcept | ||
| 85 | { | ||
| 86 | 568 | auto n = u_.len(id_pass); | |
| 87 |
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568 | if(n == 0) |
| 88 | 476 | return false; | |
| 89 |
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92 | BOOST_ASSERT(u_.get( |
| 90 | id_pass).ends_with('@')); | ||
| 91 | 92 | return true; | |
| 92 | } | ||
| 93 | |||
| 94 | pct_string_view | ||
| 95 | 52 | authority_view:: | |
| 96 | encoded_userinfo() const noexcept | ||
| 97 | { | ||
| 98 | 52 | auto s = u_.get( | |
| 99 | id_user, id_host); | ||
| 100 |
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52 | if(s.empty()) |
| 101 | 2 | return s; | |
| 102 |
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50 | BOOST_ASSERT( |
| 103 | s.ends_with('@')); | ||
| 104 | 50 | s.remove_suffix(1); | |
| 105 | 50 | return make_pct_string_view_unsafe( | |
| 106 | s.data(), | ||
| 107 | s.size(), | ||
| 108 | 50 | u_.decoded_[id_user] + | |
| 109 | 50 | u_.decoded_[id_pass] + | |
| 110 | 100 | has_password()); | |
| 111 | } | ||
| 112 | |||
| 113 | pct_string_view | ||
| 114 | 73 | authority_view:: | |
| 115 | encoded_user() const noexcept | ||
| 116 | { | ||
| 117 | 73 | auto s = u_.get(id_user); | |
| 118 | 73 | return make_pct_string_view_unsafe( | |
| 119 | s.data(), | ||
| 120 | s.size(), | ||
| 121 | 146 | u_.decoded_[id_user]); | |
| 122 | } | ||
| 123 | |||
| 124 | bool | ||
| 125 | 112 | authority_view:: | |
| 126 | has_password() const noexcept | ||
| 127 | { | ||
| 128 | 112 | auto const n = u_.len(id_pass); | |
| 129 |
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112 | if(n > 1) |
| 130 | { | ||
| 131 |
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79 | BOOST_ASSERT(u_.get(id_pass |
| 132 | ).starts_with(':')); | ||
| 133 |
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79 | BOOST_ASSERT(u_.get(id_pass |
| 134 | ).ends_with('@')); | ||
| 135 | 79 | return true; | |
| 136 | } | ||
| 137 |
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33 | BOOST_ASSERT(n == 0 || u_.get( |
| 138 | id_pass).ends_with('@')); | ||
| 139 | 33 | return false; | |
| 140 | } | ||
| 141 | |||
| 142 | pct_string_view | ||
| 143 | 57 | authority_view:: | |
| 144 | encoded_password() const noexcept | ||
| 145 | { | ||
| 146 | 57 | auto s = u_.get(id_pass); | |
| 147 |
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57 | switch(s.size()) |
| 148 | { | ||
| 149 | 8 | case 1: | |
| 150 |
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8 | BOOST_ASSERT( |
| 151 | s.starts_with('@')); | ||
| 152 | 8 | s.remove_prefix(1); | |
| 153 | BOOST_FALLTHROUGH; | ||
| 154 | 8 | case 0: | |
| 155 | 8 | return make_pct_string_view_unsafe( | |
| 156 | 8 | s.data(), s.size(), 0); | |
| 157 | 49 | default: | |
| 158 | 49 | break; | |
| 159 | } | ||
| 160 |
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49 | BOOST_ASSERT(s.ends_with('@')); |
| 161 |
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49 | BOOST_ASSERT(s.starts_with(':')); |
| 162 | 49 | return make_pct_string_view_unsafe( | |
| 163 | 49 | s.data() + 1, | |
| 164 | 49 | s.size() - 2, | |
| 165 | 98 | u_.decoded_[id_pass]); | |
| 166 | } | ||
| 167 | |||
| 168 | //------------------------------------------------ | ||
| 169 | // | ||
| 170 | // Host | ||
| 171 | // | ||
| 172 | //------------------------------------------------ | ||
| 173 | /* | ||
| 174 | host_type host_type() // ipv4, ipv6, ipvfuture, name | ||
| 175 | |||
| 176 | std::string host() // return encoded_host().decode() | ||
| 177 | pct_string_view encoded_host() // return host part, as-is | ||
| 178 | std::string host_address() // return encoded_host_address().decode() | ||
| 179 | pct_string_view encoded_host_address() // ipv4, ipv6, ipvfut, or encoded name, no brackets | ||
| 180 | |||
| 181 | ipv4_address host_ipv4_address() // return ipv4_address or {} | ||
| 182 | ipv6_address host_ipv6_address() // return ipv6_address or {} | ||
| 183 | core::string_view host_ipvfuture() // return ipvfuture or {} | ||
| 184 | std::string host_name() // return decoded name or "" | ||
| 185 | pct_string_view encoded_host_name() // return encoded host name or "" | ||
| 186 | */ | ||
| 187 | |||
| 188 | pct_string_view | ||
| 189 | 330 | authority_view:: | |
| 190 | encoded_host() const noexcept | ||
| 191 | { | ||
| 192 | 330 | return u_.pct_get(id_host); | |
| 193 | } | ||
| 194 | |||
| 195 | pct_string_view | ||
| 196 | 7 | authority_view:: | |
| 197 | encoded_host_address() const noexcept | ||
| 198 | { | ||
| 199 | 7 | core::string_view s = u_.get(id_host); | |
| 200 | std::size_t n; | ||
| 201 |
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7 | switch(u_.host_type_) |
| 202 | { | ||
| 203 | 5 | case urls::host_type::name: | |
| 204 | case urls::host_type::ipv4: | ||
| 205 | 5 | n = u_.decoded_[id_host]; | |
| 206 | 5 | break; | |
| 207 | |||
| 208 | 2 | case urls::host_type::ipv6: | |
| 209 | case urls::host_type::ipvfuture: | ||
| 210 | { | ||
| 211 |
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2 | BOOST_ASSERT( |
| 212 | u_.decoded_[id_host] == | ||
| 213 | s.size()); | ||
| 214 |
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2 | BOOST_ASSERT(s.size() >= 2); |
| 215 |
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2 | BOOST_ASSERT(s.front() == '['); |
| 216 |
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2 | BOOST_ASSERT(s.back() == ']'); |
| 217 | 2 | s = s.substr(1, s.size() - 2); | |
| 218 | 2 | n = u_.decoded_[id_host] - 2; | |
| 219 | 2 | break; | |
| 220 | } | ||
| 221 | // LCOV_EXCL_START | ||
| 222 | − | default: | |
| 223 | case urls::host_type::none: | ||
| 224 | /* | ||
| 225 | * This condition is for correctness | ||
| 226 | * only. | ||
| 227 | * This should never happen, because | ||
| 228 | * the `host_rule` will set the host | ||
| 229 | * type to `name` when it's empty. | ||
| 230 | * This is correct because `reg-name` | ||
| 231 | * accepts empty strings. | ||
| 232 | */ | ||
| 233 | − | BOOST_ASSERT(s.empty()); | |
| 234 | − | n = 0; | |
| 235 | − | break; | |
| 236 | // LCOV_EXCL_STOP | ||
| 237 | } | ||
| 238 | 7 | return make_pct_string_view_unsafe( | |
| 239 | 7 | s.data(), s.size(), n); | |
| 240 | } | ||
| 241 | |||
| 242 | urls::ipv4_address | ||
| 243 | 2 | authority_view:: | |
| 244 | host_ipv4_address() const noexcept | ||
| 245 | { | ||
| 246 |
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2 | if(u_.host_type_ != |
| 247 | urls::host_type::ipv4) | ||
| 248 | 1 | return {}; | |
| 249 | 1 | ipv4_address::bytes_type b{{}}; | |
| 250 | 1 | std::memcpy( | |
| 251 | 1 | &b[0], &u_.ip_addr_[0], b.size()); | |
| 252 | 1 | return urls::ipv4_address(b); | |
| 253 | } | ||
| 254 | |||
| 255 | urls::ipv6_address | ||
| 256 | 2 | authority_view:: | |
| 257 | host_ipv6_address() const noexcept | ||
| 258 | { | ||
| 259 |
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2 | if(u_.host_type_ != |
| 260 | urls::host_type::ipv6) | ||
| 261 | 1 | return {}; | |
| 262 | 1 | ipv6_address::bytes_type b{{}}; | |
| 263 | 1 | std::memcpy( | |
| 264 | 1 | &b[0], &u_.ip_addr_[0], b.size()); | |
| 265 | 1 | return urls::ipv6_address(b); | |
| 266 | } | ||
| 267 | |||
| 268 | core::string_view | ||
| 269 | 2 | authority_view:: | |
| 270 | host_ipvfuture() const noexcept | ||
| 271 | { | ||
| 272 |
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2 | if(u_.host_type_ != |
| 273 | urls::host_type::ipvfuture) | ||
| 274 | 1 | return {}; | |
| 275 | 1 | core::string_view s = u_.get(id_host); | |
| 276 |
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1 | BOOST_ASSERT(s.size() >= 6); |
| 277 |
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1 | BOOST_ASSERT(s.front() == '['); |
| 278 |
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1 | BOOST_ASSERT(s.back() == ']'); |
| 279 | 1 | s = s.substr(1, s.size() - 2); | |
| 280 | 1 | return s; | |
| 281 | } | ||
| 282 | |||
| 283 | pct_string_view | ||
| 284 | 3 | authority_view:: | |
| 285 | encoded_host_name() const noexcept | ||
| 286 | { | ||
| 287 |
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3 | if(u_.host_type_ != |
| 288 | urls::host_type::name) | ||
| 289 | 1 | return {}; | |
| 290 | 2 | return u_.pct_get(id_host); | |
| 291 | } | ||
| 292 | |||
| 293 | //------------------------------------------------ | ||
| 294 | // | ||
| 295 | // Port | ||
| 296 | // | ||
| 297 | //------------------------------------------------ | ||
| 298 | |||
| 299 | bool | ||
| 300 | 567 | authority_view:: | |
| 301 | has_port() const noexcept | ||
| 302 | { | ||
| 303 | 567 | auto const n = u_.len(id_port); | |
| 304 |
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567 | if(n == 0) |
| 305 | 282 | return false; | |
| 306 |
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285 | BOOST_ASSERT( |
| 307 | u_.get(id_port).starts_with(':')); | ||
| 308 | 285 | return true; | |
| 309 | } | ||
| 310 | |||
| 311 | core::string_view | ||
| 312 | 112 | authority_view:: | |
| 313 | port() const noexcept | ||
| 314 | { | ||
| 315 | 112 | auto s = u_.get(id_port); | |
| 316 |
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112 | if(s.empty()) |
| 317 | 4 | return s; | |
| 318 |
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108 | BOOST_ASSERT(has_port()); |
| 319 | 108 | return s.substr(1); | |
| 320 | } | ||
| 321 | |||
| 322 | std::uint16_t | ||
| 323 | 20 | authority_view:: | |
| 324 | port_number() const noexcept | ||
| 325 | { | ||
| 326 |
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20 | BOOST_ASSERT( |
| 327 | has_port() || | ||
| 328 | u_.port_number_ == 0); | ||
| 329 | 20 | return u_.port_number_; | |
| 330 | } | ||
| 331 | |||
| 332 | pct_string_view | ||
| 333 | 10 | authority_view:: | |
| 334 | encoded_host_and_port() const noexcept | ||
| 335 | { | ||
| 336 | 10 | return u_.get(id_host, id_end); | |
| 337 | } | ||
| 338 | |||
| 339 | //------------------------------------------------ | ||
| 340 | // | ||
| 341 | // Parsing | ||
| 342 | // | ||
| 343 | //------------------------------------------------ | ||
| 344 | |||
| 345 | system::result<authority_view> | ||
| 346 | 44 | parse_authority( | |
| 347 | core::string_view s) noexcept | ||
| 348 | { | ||
| 349 | 44 | return grammar::parse(s, authority_rule); | |
| 350 | } | ||
| 351 | |||
| 352 | //------------------------------------------------ | ||
| 353 | // | ||
| 354 | // Comparisons | ||
| 355 | // | ||
| 356 | //------------------------------------------------ | ||
| 357 | |||
| 358 | int | ||
| 359 | 182 | authority_view:: | |
| 360 | compare(const authority_view& other) const noexcept | ||
| 361 | { | ||
| 362 | 182 | auto comp = static_cast<int>(has_userinfo()) - | |
| 363 | 182 | static_cast<int>(other.has_userinfo()); | |
| 364 |
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182 | if ( comp != 0 ) |
| 365 | 1 | return comp; | |
| 366 | |||
| 367 |
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181 | if (has_userinfo()) |
| 368 | { | ||
| 369 | 46 | comp = detail::compare_encoded( | |
| 370 | 23 | encoded_user(), | |
| 371 | 23 | other.encoded_user()); | |
| 372 |
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23 | if ( comp != 0 ) |
| 373 | 7 | return comp; | |
| 374 | |||
| 375 | 16 | comp = static_cast<int>(has_password()) - | |
| 376 | 16 | static_cast<int>(other.has_password()); | |
| 377 |
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16 | if ( comp != 0 ) |
| 378 | 1 | return comp; | |
| 379 | |||
| 380 |
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15 | if (has_password()) |
| 381 | { | ||
| 382 | 30 | comp = detail::compare_encoded( | |
| 383 | 15 | encoded_password(), | |
| 384 | 15 | other.encoded_password()); | |
| 385 |
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15 | if ( comp != 0 ) |
| 386 | 14 | return comp; | |
| 387 | } | ||
| 388 | } | ||
| 389 | |||
| 390 | 318 | comp = detail::ci_compare_encoded( | |
| 391 | 159 | encoded_host(), | |
| 392 | 159 | other.encoded_host()); | |
| 393 |
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159 | if ( comp != 0 ) |
| 394 | 17 | return comp; | |
| 395 | |||
| 396 | 142 | comp = static_cast<int>(has_port()) - | |
| 397 | 142 | static_cast<int>(other.has_port()); | |
| 398 |
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142 | if ( comp != 0 ) |
| 399 | 7 | return comp; | |
| 400 | |||
| 401 |
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135 | if (has_port()) |
| 402 | { | ||
| 403 | 46 | comp = detail::compare( | |
| 404 | port(), | ||
| 405 | other.port()); | ||
| 406 |
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46 | if ( comp != 0 ) |
| 407 | 42 | return comp; | |
| 408 | } | ||
| 409 | |||
| 410 | 93 | return 0; | |
| 411 | } | ||
| 412 | |||
| 413 | } // urls | ||
| 414 | } // boost | ||
| 415 | |||
| 416 |