Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | //===------------------------- locale.cpp ---------------------------------===// |
| 2 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 3 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "string" |
| 11 | #include "locale" |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 12 | #include "codecvt" |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 13 | #include "vector" |
| 14 | #include "algorithm" |
| 15 | #include "algorithm" |
| 16 | #include "typeinfo" |
| 17 | #include "clocale" |
| 18 | #include "cstring" |
| 19 | #include "cwctype" |
| 20 | #include "__sso_allocator" |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 21 | #include <langinfo.h> |
| 22 | #include <stdlib.h> |
| 23 | |
Howard Hinnant | adff489 | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 24 | // FIXME: Locales are hard. |
| 25 | #if __APPLE__ |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 26 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 27 | |
| 28 | namespace { |
| 29 | |
| 30 | struct release |
| 31 | { |
| 32 | void operator()(locale::facet* p) {p->__release_shared();} |
| 33 | }; |
| 34 | |
| 35 | template <class T, class A0> |
| 36 | inline |
| 37 | T& |
| 38 | make(A0 a0) |
| 39 | { |
| 40 | static typename aligned_storage<sizeof(T)>::type buf; |
| 41 | ::new (&buf) T(a0); |
| 42 | return *(T*)&buf; |
| 43 | } |
| 44 | |
| 45 | template <class T, class A0, class A1> |
| 46 | inline |
| 47 | T& |
| 48 | make(A0 a0, A1 a1) |
| 49 | { |
| 50 | static typename aligned_storage<sizeof(T)>::type buf; |
| 51 | ::new (&buf) T(a0, a1); |
| 52 | return *(T*)&buf; |
| 53 | } |
| 54 | |
| 55 | template <class T, class A0, class A1, class A2> |
| 56 | inline |
| 57 | T& |
| 58 | make(A0 a0, A1 a1, A2 a2) |
| 59 | { |
| 60 | static typename aligned_storage<sizeof(T)>::type buf; |
| 61 | ::new (&buf) T(a0, a1, a2); |
| 62 | return *(T*)&buf; |
| 63 | } |
| 64 | |
| 65 | } |
| 66 | |
| 67 | class _LIBCPP_HIDDEN locale::__imp |
| 68 | : public facet |
| 69 | { |
| 70 | enum {N = 28}; |
| 71 | string name_; |
| 72 | vector<facet*, __sso_allocator<facet*, N> > facets_; |
| 73 | public: |
| 74 | explicit __imp(size_t refs = 0); |
| 75 | explicit __imp(const string& name, size_t refs = 0); |
| 76 | __imp(const __imp&); |
| 77 | __imp(const __imp&, const string&, locale::category c); |
| 78 | __imp(const __imp& other, const __imp& one, locale::category c); |
| 79 | __imp(const __imp&, facet* f, long id); |
| 80 | ~__imp(); |
| 81 | |
| 82 | const string& name() const {return name_;} |
| 83 | bool has_facet(long id) const {return id < facets_.size() && facets_[id];} |
| 84 | const locale::facet* use_facet(long id) const; |
| 85 | |
| 86 | static const locale& make_classic(); |
| 87 | static locale& make_global(); |
| 88 | private: |
| 89 | void install(facet* f, long id); |
| 90 | template <class F> void install(F* f) {install(f, f->id.__get());} |
| 91 | template <class F> void install_from(const __imp& other); |
| 92 | }; |
| 93 | |
| 94 | locale::__imp::__imp(size_t refs) |
| 95 | : facet(refs), |
| 96 | name_("C"), |
| 97 | facets_(N) |
| 98 | { |
| 99 | facets_.clear(); |
| 100 | install(&make<_STD::collate<char> >(1)); |
| 101 | install(&make<_STD::collate<wchar_t> >(1)); |
| 102 | install(&make<_STD::ctype<char> >((ctype_base::mask*)0, false, 1)); |
| 103 | install(&make<_STD::ctype<wchar_t> >(1)); |
| 104 | install(&make<codecvt<char, char, mbstate_t> >(1)); |
| 105 | install(&make<codecvt<wchar_t, char, mbstate_t> >(1)); |
| 106 | install(&make<codecvt<char16_t, char, mbstate_t> >(1)); |
| 107 | install(&make<codecvt<char32_t, char, mbstate_t> >(1)); |
| 108 | install(&make<numpunct<char> >(1)); |
| 109 | install(&make<numpunct<wchar_t> >(1)); |
| 110 | install(&make<num_get<char> >(1)); |
| 111 | install(&make<num_get<wchar_t> >(1)); |
| 112 | install(&make<num_put<char> >(1)); |
| 113 | install(&make<num_put<wchar_t> >(1)); |
| 114 | install(&make<moneypunct<char, false> >(1)); |
| 115 | install(&make<moneypunct<char, true> >(1)); |
| 116 | install(&make<moneypunct<wchar_t, false> >(1)); |
| 117 | install(&make<moneypunct<wchar_t, true> >(1)); |
| 118 | install(&make<money_get<char> >(1)); |
| 119 | install(&make<money_get<wchar_t> >(1)); |
| 120 | install(&make<money_put<char> >(1)); |
| 121 | install(&make<money_put<wchar_t> >(1)); |
| 122 | install(&make<time_get<char> >(1)); |
| 123 | install(&make<time_get<wchar_t> >(1)); |
| 124 | install(&make<time_put<char> >(1)); |
| 125 | install(&make<time_put<wchar_t> >(1)); |
| 126 | install(&make<_STD::messages<char> >(1)); |
| 127 | install(&make<_STD::messages<wchar_t> >(1)); |
| 128 | } |
| 129 | |
| 130 | locale::__imp::__imp(const string& name, size_t refs) |
| 131 | : facet(refs), |
| 132 | name_(name), |
| 133 | facets_(N) |
| 134 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 135 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 136 | try |
| 137 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 138 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 139 | facets_ = locale::classic().__locale_->facets_; |
| 140 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 141 | if (facets_[i]) |
| 142 | facets_[i]->__add_shared(); |
| 143 | install(new collate_byname<char>(name_)); |
| 144 | install(new collate_byname<wchar_t>(name_)); |
| 145 | install(new ctype_byname<char>(name_)); |
| 146 | install(new ctype_byname<wchar_t>(name_)); |
| 147 | install(new codecvt_byname<char, char, mbstate_t>(name_)); |
| 148 | install(new codecvt_byname<wchar_t, char, mbstate_t>(name_)); |
| 149 | install(new codecvt_byname<char16_t, char, mbstate_t>(name_)); |
| 150 | install(new codecvt_byname<char32_t, char, mbstate_t>(name_)); |
| 151 | install(new numpunct_byname<char>(name_)); |
| 152 | install(new numpunct_byname<wchar_t>(name_)); |
| 153 | install(new moneypunct_byname<char, false>(name_)); |
| 154 | install(new moneypunct_byname<char, true>(name_)); |
| 155 | install(new moneypunct_byname<wchar_t, false>(name_)); |
| 156 | install(new moneypunct_byname<wchar_t, true>(name_)); |
| 157 | install(new time_get_byname<char>(name_)); |
| 158 | install(new time_get_byname<wchar_t>(name_)); |
| 159 | install(new time_put_byname<char>(name_)); |
| 160 | install(new time_put_byname<wchar_t>(name_)); |
| 161 | install(new messages_byname<char>(name_)); |
| 162 | install(new messages_byname<wchar_t>(name_)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 163 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 164 | } |
| 165 | catch (...) |
| 166 | { |
| 167 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 168 | if (facets_[i]) |
| 169 | facets_[i]->__release_shared(); |
| 170 | throw; |
| 171 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 172 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 173 | } |
| 174 | |
| 175 | locale::__imp::__imp(const __imp& other) |
| 176 | : name_(other.name_), |
| 177 | facets_(max<size_t>(N, other.facets_.size())) |
| 178 | { |
| 179 | facets_ = other.facets_; |
| 180 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 181 | if (facets_[i]) |
| 182 | facets_[i]->__add_shared(); |
| 183 | } |
| 184 | |
| 185 | locale::__imp::__imp(const __imp& other, const string& name, locale::category c) |
| 186 | : name_("*"), |
| 187 | facets_(N) |
| 188 | { |
| 189 | facets_ = other.facets_; |
| 190 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 191 | if (facets_[i]) |
| 192 | facets_[i]->__add_shared(); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 193 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 194 | try |
| 195 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 196 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 197 | if (c & locale::collate) |
| 198 | { |
| 199 | install(new collate_byname<char>(name)); |
| 200 | install(new collate_byname<wchar_t>(name)); |
| 201 | } |
| 202 | if (c & locale::ctype) |
| 203 | { |
| 204 | install(new ctype_byname<char>(name)); |
| 205 | install(new ctype_byname<wchar_t>(name)); |
| 206 | install(new codecvt_byname<char, char, mbstate_t>(name)); |
| 207 | install(new codecvt_byname<wchar_t, char, mbstate_t>(name)); |
| 208 | install(new codecvt_byname<char16_t, char, mbstate_t>(name)); |
| 209 | install(new codecvt_byname<char32_t, char, mbstate_t>(name)); |
| 210 | } |
| 211 | if (c & locale::monetary) |
| 212 | { |
| 213 | install(new moneypunct_byname<char, false>(name)); |
| 214 | install(new moneypunct_byname<char, true>(name)); |
| 215 | install(new moneypunct_byname<wchar_t, false>(name)); |
| 216 | install(new moneypunct_byname<wchar_t, true>(name)); |
| 217 | } |
| 218 | if (c & locale::numeric) |
| 219 | { |
| 220 | install(new numpunct_byname<char>(name)); |
| 221 | install(new numpunct_byname<wchar_t>(name)); |
| 222 | } |
| 223 | if (c & locale::time) |
| 224 | { |
| 225 | install(new time_get_byname<char>(name)); |
| 226 | install(new time_get_byname<wchar_t>(name)); |
| 227 | install(new time_put_byname<char>(name)); |
| 228 | install(new time_put_byname<wchar_t>(name)); |
| 229 | } |
| 230 | if (c & locale::messages) |
| 231 | { |
| 232 | install(new messages_byname<char>(name)); |
| 233 | install(new messages_byname<wchar_t>(name)); |
| 234 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 235 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 236 | } |
| 237 | catch (...) |
| 238 | { |
| 239 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 240 | if (facets_[i]) |
| 241 | facets_[i]->__release_shared(); |
| 242 | throw; |
| 243 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 244 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | template<class F> |
| 248 | inline |
| 249 | void |
| 250 | locale::__imp::install_from(const locale::__imp& one) |
| 251 | { |
| 252 | long id = F::id.__get(); |
| 253 | install(const_cast<F*>(static_cast<const F*>(one.use_facet(id))), id); |
| 254 | } |
| 255 | |
| 256 | locale::__imp::__imp(const __imp& other, const __imp& one, locale::category c) |
| 257 | : name_("*"), |
| 258 | facets_(N) |
| 259 | { |
| 260 | facets_ = other.facets_; |
| 261 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 262 | if (facets_[i]) |
| 263 | facets_[i]->__add_shared(); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 264 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 265 | try |
| 266 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 267 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 268 | if (c & locale::collate) |
| 269 | { |
| 270 | install_from<_STD::collate<char> >(one); |
| 271 | install_from<_STD::collate<wchar_t> >(one); |
| 272 | } |
| 273 | if (c & locale::ctype) |
| 274 | { |
| 275 | install_from<_STD::ctype<char> >(one); |
| 276 | install_from<_STD::ctype<wchar_t> >(one); |
| 277 | install_from<_STD::codecvt<char, char, mbstate_t> >(one); |
| 278 | install_from<_STD::codecvt<char16_t, char, mbstate_t> >(one); |
| 279 | install_from<_STD::codecvt<char32_t, char, mbstate_t> >(one); |
| 280 | install_from<_STD::codecvt<wchar_t, char, mbstate_t> >(one); |
| 281 | } |
| 282 | if (c & locale::monetary) |
| 283 | { |
| 284 | install_from<moneypunct<char, false> >(one); |
| 285 | install_from<moneypunct<char, true> >(one); |
| 286 | install_from<moneypunct<wchar_t, false> >(one); |
| 287 | install_from<moneypunct<wchar_t, true> >(one); |
| 288 | install_from<money_get<char> >(one); |
| 289 | install_from<money_get<wchar_t> >(one); |
| 290 | install_from<money_put<char> >(one); |
| 291 | install_from<money_put<wchar_t> >(one); |
| 292 | } |
| 293 | if (c & locale::numeric) |
| 294 | { |
| 295 | install_from<numpunct<char> >(one); |
| 296 | install_from<numpunct<wchar_t> >(one); |
| 297 | install_from<num_get<char> >(one); |
| 298 | install_from<num_get<wchar_t> >(one); |
| 299 | install_from<num_put<char> >(one); |
| 300 | install_from<num_put<wchar_t> >(one); |
| 301 | } |
| 302 | if (c & locale::time) |
| 303 | { |
| 304 | install_from<time_get<char> >(one); |
| 305 | install_from<time_get<wchar_t> >(one); |
| 306 | install_from<time_put<char> >(one); |
| 307 | install_from<time_put<wchar_t> >(one); |
| 308 | } |
| 309 | if (c & locale::messages) |
| 310 | { |
| 311 | install_from<_STD::messages<char> >(one); |
| 312 | install_from<_STD::messages<wchar_t> >(one); |
| 313 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 314 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 315 | } |
| 316 | catch (...) |
| 317 | { |
| 318 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 319 | if (facets_[i]) |
| 320 | facets_[i]->__release_shared(); |
| 321 | throw; |
| 322 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 323 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 324 | } |
| 325 | |
| 326 | locale::__imp::__imp(const __imp& other, facet* f, long id) |
| 327 | : name_("*"), |
| 328 | facets_(max<size_t>(N, other.facets_.size()+1)) |
| 329 | { |
| 330 | f->__add_shared(); |
| 331 | unique_ptr<facet, release> hold(f); |
| 332 | facets_ = other.facets_; |
| 333 | for (unsigned i = 0; i < other.facets_.size(); ++i) |
| 334 | if (facets_[i]) |
| 335 | facets_[i]->__add_shared(); |
| 336 | install(hold.get(), id); |
| 337 | } |
| 338 | |
| 339 | locale::__imp::~__imp() |
| 340 | { |
| 341 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 342 | if (facets_[i]) |
| 343 | facets_[i]->__release_shared(); |
| 344 | } |
| 345 | |
| 346 | void |
| 347 | locale::__imp::install(facet* f, long id) |
| 348 | { |
| 349 | f->__add_shared(); |
| 350 | unique_ptr<facet, release> hold(f); |
| 351 | if (id >= facets_.size()) |
| 352 | facets_.resize(id+1); |
| 353 | if (facets_[id]) |
| 354 | facets_[id]->__release_shared(); |
| 355 | facets_[id] = hold.release(); |
| 356 | } |
| 357 | |
| 358 | const locale::facet* |
| 359 | locale::__imp::use_facet(long id) const |
| 360 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 361 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 362 | if (!has_facet(id)) |
| 363 | throw bad_cast(); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 364 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 365 | return facets_[id]; |
| 366 | } |
| 367 | |
| 368 | // locale |
| 369 | |
| 370 | const locale& |
| 371 | locale::__imp::make_classic() |
| 372 | { |
| 373 | // only one thread can get in here and it only gets in once |
| 374 | static aligned_storage<sizeof(locale)>::type buf; |
| 375 | locale* c = (locale*)&buf; |
| 376 | c->__locale_ = &make<__imp>(1); |
| 377 | return *c; |
| 378 | } |
| 379 | |
| 380 | const locale& |
| 381 | locale::classic() |
| 382 | { |
| 383 | static const locale& c = __imp::make_classic(); |
| 384 | return c; |
| 385 | } |
| 386 | |
| 387 | locale& |
| 388 | locale::__imp::make_global() |
| 389 | { |
| 390 | // only one thread can get in here and it only gets in once |
| 391 | static aligned_storage<sizeof(locale)>::type buf; |
| 392 | locale* g = (locale*)&buf; |
| 393 | ::new (&buf) locale(locale::classic()); |
| 394 | return *(locale*)&buf; |
| 395 | } |
| 396 | |
| 397 | locale& |
| 398 | locale::__global() |
| 399 | { |
| 400 | static locale& g = __imp::make_global(); |
| 401 | return g; |
| 402 | } |
| 403 | |
| 404 | locale::locale() throw() |
| 405 | : __locale_(__global().__locale_) |
| 406 | { |
| 407 | __locale_->__add_shared(); |
| 408 | } |
| 409 | |
| 410 | locale::locale(const locale& l) throw() |
| 411 | : __locale_(l.__locale_) |
| 412 | { |
| 413 | __locale_->__add_shared(); |
| 414 | } |
| 415 | |
| 416 | locale::~locale() throw() |
| 417 | { |
| 418 | __locale_->__release_shared(); |
| 419 | } |
| 420 | |
| 421 | const locale& |
| 422 | locale::operator=(const locale& other) throw() |
| 423 | { |
| 424 | other.__locale_->__add_shared(); |
| 425 | __locale_->__release_shared(); |
| 426 | __locale_ = other.__locale_; |
| 427 | return *this; |
| 428 | } |
| 429 | |
| 430 | locale::locale(const char* name) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 431 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 432 | : __locale_(name ? new __imp(name) |
| 433 | : throw runtime_error("locale constructed with null")) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 434 | #else |
| 435 | : __locale_(new __imp(name)) |
| 436 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 437 | { |
| 438 | __locale_->__add_shared(); |
| 439 | } |
| 440 | |
| 441 | locale::locale(const string& name) |
| 442 | : __locale_(new __imp(name)) |
| 443 | { |
| 444 | __locale_->__add_shared(); |
| 445 | } |
| 446 | |
| 447 | locale::locale(const locale& other, const char* name, category c) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 448 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 449 | : __locale_(name ? new __imp(*other.__locale_, name, c) |
| 450 | : throw runtime_error("locale constructed with null")) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 451 | #else |
| 452 | : __locale_(new __imp(*other.__locale_, name, c)) |
| 453 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 454 | { |
| 455 | __locale_->__add_shared(); |
| 456 | } |
| 457 | |
| 458 | locale::locale(const locale& other, const string& name, category c) |
| 459 | : __locale_(new __imp(*other.__locale_, name, c)) |
| 460 | { |
| 461 | __locale_->__add_shared(); |
| 462 | } |
| 463 | |
| 464 | locale::locale(const locale& other, const locale& one, category c) |
| 465 | : __locale_(new __imp(*other.__locale_, *one.__locale_, c)) |
| 466 | { |
| 467 | __locale_->__add_shared(); |
| 468 | } |
| 469 | |
| 470 | string |
| 471 | locale::name() const |
| 472 | { |
| 473 | return __locale_->name(); |
| 474 | } |
| 475 | |
| 476 | void |
| 477 | locale::__install_ctor(const locale& other, facet* f, long id) |
| 478 | { |
| 479 | if (f) |
| 480 | __locale_ = new __imp(*other.__locale_, f, id); |
| 481 | else |
| 482 | __locale_ = other.__locale_; |
| 483 | __locale_->__add_shared(); |
| 484 | } |
| 485 | |
| 486 | locale |
| 487 | locale::global(const locale& loc) |
| 488 | { |
| 489 | locale& g = __global(); |
| 490 | locale r = g; |
| 491 | g = loc; |
| 492 | if (g.name() != "*") |
| 493 | setlocale(LC_ALL, g.name().c_str()); |
| 494 | return r; |
| 495 | } |
| 496 | |
| 497 | bool |
| 498 | locale::has_facet(id& x) const |
| 499 | { |
| 500 | return __locale_->has_facet(x.__get()); |
| 501 | } |
| 502 | |
| 503 | const locale::facet* |
| 504 | locale::use_facet(id& x) const |
| 505 | { |
| 506 | return __locale_->use_facet(x.__get()); |
| 507 | } |
| 508 | |
| 509 | bool |
| 510 | locale::operator==(const locale& y) const |
| 511 | { |
| 512 | return (__locale_ == y.__locale_) |
| 513 | || (__locale_->name() != "*" && __locale_->name() == y.__locale_->name()); |
| 514 | } |
| 515 | |
| 516 | // locale::facet |
| 517 | |
| 518 | locale::facet::~facet() |
| 519 | { |
| 520 | } |
| 521 | |
| 522 | void |
| 523 | locale::facet::__on_zero_shared() |
| 524 | { |
| 525 | delete this; |
| 526 | } |
| 527 | |
| 528 | // locale::id |
| 529 | |
| 530 | int32_t locale::id::__next_id = 0; |
| 531 | |
| 532 | namespace |
| 533 | { |
| 534 | |
| 535 | class __fake_bind |
| 536 | { |
| 537 | locale::id* id_; |
| 538 | void (locale::id::* pmf_)(); |
| 539 | public: |
| 540 | __fake_bind(void (locale::id::* pmf)(), locale::id* id) |
| 541 | : id_(id), pmf_(pmf) {} |
| 542 | |
| 543 | void operator()() const |
| 544 | { |
| 545 | (id_->*pmf_)(); |
| 546 | } |
| 547 | }; |
| 548 | |
| 549 | } |
| 550 | |
| 551 | long |
| 552 | locale::id::__get() |
| 553 | { |
| 554 | call_once(__flag_, __fake_bind(&locale::id::__init, this)); |
| 555 | return __id_ - 1; |
| 556 | } |
| 557 | |
| 558 | void |
| 559 | locale::id::__init() |
| 560 | { |
Howard Hinnant | adff489 | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 561 | __id_ = __sync_add_and_fetch(&__next_id, 1); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 562 | } |
| 563 | |
| 564 | // template <> class collate_byname<char> |
| 565 | |
| 566 | collate_byname<char>::collate_byname(const char* n, size_t refs) |
| 567 | : collate<char>(refs), |
| 568 | __l(newlocale(LC_ALL_MASK, n, 0)) |
| 569 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 570 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 571 | if (__l == 0) |
| 572 | throw runtime_error("collate_byname<char>::collate_byname" |
| 573 | " failed to construct for " + string(n)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 574 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | collate_byname<char>::collate_byname(const string& name, size_t refs) |
| 578 | : collate<char>(refs), |
| 579 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 580 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 581 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 582 | if (__l == 0) |
| 583 | throw runtime_error("collate_byname<char>::collate_byname" |
| 584 | " failed to construct for " + name); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 585 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 586 | } |
| 587 | |
| 588 | collate_byname<char>::~collate_byname() |
| 589 | { |
| 590 | freelocale(__l); |
| 591 | } |
| 592 | |
| 593 | int |
| 594 | collate_byname<char>::do_compare(const char_type* __lo1, const char_type* __hi1, |
| 595 | const char_type* __lo2, const char_type* __hi2) const |
| 596 | { |
| 597 | string_type lhs(__lo1, __hi1); |
| 598 | string_type rhs(__lo2, __hi2); |
| 599 | int r = strcoll_l(lhs.c_str(), rhs.c_str(), __l); |
| 600 | if (r < 0) |
| 601 | return -1; |
| 602 | if (r > 0) |
| 603 | return 1; |
| 604 | return r; |
| 605 | } |
| 606 | |
| 607 | collate_byname<char>::string_type |
| 608 | collate_byname<char>::do_transform(const char_type* lo, const char_type* hi) const |
| 609 | { |
| 610 | const string_type in(lo, hi); |
| 611 | string_type out(strxfrm_l(0, in.c_str(), 0, __l), char()); |
| 612 | strxfrm_l(const_cast<char*>(out.c_str()), in.c_str(), out.size()+1, __l); |
| 613 | return out; |
| 614 | } |
| 615 | |
| 616 | // template <> class collate_byname<wchar_t> |
| 617 | |
| 618 | collate_byname<wchar_t>::collate_byname(const char* n, size_t refs) |
| 619 | : collate<wchar_t>(refs), |
| 620 | __l(newlocale(LC_ALL_MASK, n, 0)) |
| 621 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 622 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 623 | if (__l == 0) |
| 624 | throw runtime_error("collate_byname<wchar_t>::collate_byname(size_t refs)" |
| 625 | " failed to construct for " + string(n)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 626 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 627 | } |
| 628 | |
| 629 | collate_byname<wchar_t>::collate_byname(const string& name, size_t refs) |
| 630 | : collate<wchar_t>(refs), |
| 631 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 632 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 633 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 634 | if (__l == 0) |
| 635 | throw runtime_error("collate_byname<wchar_t>::collate_byname(size_t refs)" |
| 636 | " failed to construct for " + name); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 637 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 638 | } |
| 639 | |
| 640 | collate_byname<wchar_t>::~collate_byname() |
| 641 | { |
| 642 | freelocale(__l); |
| 643 | } |
| 644 | |
| 645 | int |
| 646 | collate_byname<wchar_t>::do_compare(const char_type* __lo1, const char_type* __hi1, |
| 647 | const char_type* __lo2, const char_type* __hi2) const |
| 648 | { |
| 649 | string_type lhs(__lo1, __hi1); |
| 650 | string_type rhs(__lo2, __hi2); |
| 651 | int r = wcscoll_l(lhs.c_str(), rhs.c_str(), __l); |
| 652 | if (r < 0) |
| 653 | return -1; |
| 654 | if (r > 0) |
| 655 | return 1; |
| 656 | return r; |
| 657 | } |
| 658 | |
| 659 | collate_byname<wchar_t>::string_type |
| 660 | collate_byname<wchar_t>::do_transform(const char_type* lo, const char_type* hi) const |
| 661 | { |
| 662 | const string_type in(lo, hi); |
| 663 | string_type out(wcsxfrm_l(0, in.c_str(), 0, __l), wchar_t()); |
| 664 | wcsxfrm_l(const_cast<wchar_t*>(out.c_str()), in.c_str(), out.size()+1, __l); |
| 665 | return out; |
| 666 | } |
| 667 | |
| 668 | // template <> class ctype<wchar_t>; |
| 669 | |
| 670 | locale::id ctype<wchar_t>::id; |
| 671 | |
| 672 | ctype<wchar_t>::~ctype() |
| 673 | { |
| 674 | } |
| 675 | |
| 676 | bool |
| 677 | ctype<wchar_t>::do_is(mask m, char_type c) const |
| 678 | { |
| 679 | return isascii(c) ? _DefaultRuneLocale.__runetype[c] & m : false; |
| 680 | } |
| 681 | |
| 682 | const wchar_t* |
| 683 | ctype<wchar_t>::do_is(const char_type* low, const char_type* high, mask* vec) const |
| 684 | { |
| 685 | for (; low != high; ++low, ++vec) |
| 686 | *vec = static_cast<mask>(isascii(*low) ? _DefaultRuneLocale.__runetype[*low] : 0); |
| 687 | return low; |
| 688 | } |
| 689 | |
| 690 | const wchar_t* |
| 691 | ctype<wchar_t>::do_scan_is(mask m, const char_type* low, const char_type* high) const |
| 692 | { |
| 693 | for (; low != high; ++low) |
| 694 | if (isascii(*low) && (_DefaultRuneLocale.__runetype[*low] & m)) |
| 695 | break; |
| 696 | return low; |
| 697 | } |
| 698 | |
| 699 | const wchar_t* |
| 700 | ctype<wchar_t>::do_scan_not(mask m, const char_type* low, const char_type* high) const |
| 701 | { |
| 702 | for (; low != high; ++low) |
| 703 | if (!(isascii(*low) && (_DefaultRuneLocale.__runetype[*low] & m))) |
| 704 | break; |
| 705 | return low; |
| 706 | } |
| 707 | |
| 708 | wchar_t |
| 709 | ctype<wchar_t>::do_toupper(char_type c) const |
| 710 | { |
| 711 | return isascii(c) ? _DefaultRuneLocale.__mapupper[c] : c; |
| 712 | } |
| 713 | |
| 714 | const wchar_t* |
| 715 | ctype<wchar_t>::do_toupper(char_type* low, const char_type* high) const |
| 716 | { |
| 717 | for (; low != high; ++low) |
| 718 | *low = isascii(*low) ? _DefaultRuneLocale.__mapupper[*low] : *low; |
| 719 | return low; |
| 720 | } |
| 721 | |
| 722 | wchar_t |
| 723 | ctype<wchar_t>::do_tolower(char_type c) const |
| 724 | { |
| 725 | return isascii(c) ? _DefaultRuneLocale.__maplower[c] : c; |
| 726 | } |
| 727 | |
| 728 | const wchar_t* |
| 729 | ctype<wchar_t>::do_tolower(char_type* low, const char_type* high) const |
| 730 | { |
| 731 | for (; low != high; ++low) |
| 732 | *low = isascii(*low) ? _DefaultRuneLocale.__maplower[*low] : *low; |
| 733 | return low; |
| 734 | } |
| 735 | |
| 736 | wchar_t |
| 737 | ctype<wchar_t>::do_widen(char c) const |
| 738 | { |
| 739 | return c; |
| 740 | } |
| 741 | |
| 742 | const char* |
| 743 | ctype<wchar_t>::do_widen(const char* low, const char* high, char_type* dest) const |
| 744 | { |
| 745 | for (; low != high; ++low, ++dest) |
| 746 | *dest = *low; |
| 747 | return low; |
| 748 | } |
| 749 | |
| 750 | char |
| 751 | ctype<wchar_t>::do_narrow(char_type c, char dfault) const |
| 752 | { |
| 753 | if (isascii(c)) |
| 754 | return static_cast<char>(c); |
| 755 | return dfault; |
| 756 | } |
| 757 | |
| 758 | const wchar_t* |
| 759 | ctype<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 760 | { |
| 761 | for (; low != high; ++low, ++dest) |
| 762 | if (isascii(*low)) |
| 763 | *dest = *low; |
| 764 | else |
| 765 | *dest = dfault; |
| 766 | return low; |
| 767 | } |
| 768 | |
| 769 | // template <> class ctype<char>; |
| 770 | |
| 771 | locale::id ctype<char>::id; |
| 772 | |
| 773 | ctype<char>::ctype(const mask* tab, bool del, size_t refs) |
| 774 | : locale::facet(refs), |
| 775 | __tab_(tab), |
| 776 | __del_(del) |
| 777 | { |
| 778 | if (__tab_ == 0) |
| 779 | __tab_ = _DefaultRuneLocale.__runetype; |
| 780 | } |
| 781 | |
| 782 | ctype<char>::~ctype() |
| 783 | { |
| 784 | if (__tab_ && __del_) |
| 785 | delete [] __tab_; |
| 786 | } |
| 787 | |
| 788 | char |
| 789 | ctype<char>::do_toupper(char_type c) const |
| 790 | { |
| 791 | return isascii(c) ? _DefaultRuneLocale.__mapupper[c] : c; |
| 792 | } |
| 793 | |
| 794 | const char* |
| 795 | ctype<char>::do_toupper(char_type* low, const char_type* high) const |
| 796 | { |
| 797 | for (; low != high; ++low) |
| 798 | *low = isascii(*low) ? _DefaultRuneLocale.__mapupper[*low] : *low; |
| 799 | return low; |
| 800 | } |
| 801 | |
| 802 | char |
| 803 | ctype<char>::do_tolower(char_type c) const |
| 804 | { |
| 805 | return isascii(c) ? _DefaultRuneLocale.__maplower[c] : c; |
| 806 | } |
| 807 | |
| 808 | const char* |
| 809 | ctype<char>::do_tolower(char_type* low, const char_type* high) const |
| 810 | { |
| 811 | for (; low != high; ++low) |
| 812 | *low = isascii(*low) ? _DefaultRuneLocale.__maplower[*low] : *low; |
| 813 | return low; |
| 814 | } |
| 815 | |
| 816 | char |
| 817 | ctype<char>::do_widen(char c) const |
| 818 | { |
| 819 | return c; |
| 820 | } |
| 821 | |
| 822 | const char* |
| 823 | ctype<char>::do_widen(const char* low, const char* high, char_type* dest) const |
| 824 | { |
| 825 | for (; low != high; ++low, ++dest) |
| 826 | *dest = *low; |
| 827 | return low; |
| 828 | } |
| 829 | |
| 830 | char |
| 831 | ctype<char>::do_narrow(char_type c, char dfault) const |
| 832 | { |
| 833 | if (isascii(c)) |
| 834 | return static_cast<char>(c); |
| 835 | return dfault; |
| 836 | } |
| 837 | |
| 838 | const char* |
| 839 | ctype<char>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 840 | { |
| 841 | for (; low != high; ++low, ++dest) |
| 842 | if (isascii(*low)) |
| 843 | *dest = *low; |
| 844 | else |
| 845 | *dest = dfault; |
| 846 | return low; |
| 847 | } |
| 848 | |
| 849 | const ctype<char>::mask* |
| 850 | ctype<char>::classic_table() throw() |
| 851 | { |
| 852 | return _DefaultRuneLocale.__runetype; |
| 853 | } |
| 854 | |
| 855 | // template <> class ctype_byname<char> |
| 856 | |
| 857 | ctype_byname<char>::ctype_byname(const char* name, size_t refs) |
| 858 | : ctype<char>(0, false, refs), |
| 859 | __l(newlocale(LC_ALL_MASK, name, 0)) |
| 860 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 861 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 862 | if (__l == 0) |
| 863 | throw runtime_error("ctype_byname<char>::ctype_byname" |
| 864 | " failed to construct for " + string(name)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 865 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 866 | } |
| 867 | |
| 868 | ctype_byname<char>::ctype_byname(const string& name, size_t refs) |
| 869 | : ctype<char>(0, false, refs), |
| 870 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 871 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 872 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 873 | if (__l == 0) |
| 874 | throw runtime_error("ctype_byname<char>::ctype_byname" |
| 875 | " failed to construct for " + name); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 876 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 877 | } |
| 878 | |
| 879 | ctype_byname<char>::~ctype_byname() |
| 880 | { |
| 881 | freelocale(__l); |
| 882 | } |
| 883 | |
| 884 | char |
| 885 | ctype_byname<char>::do_toupper(char_type c) const |
| 886 | { |
| 887 | return toupper_l(c, __l); |
| 888 | } |
| 889 | |
| 890 | const char* |
| 891 | ctype_byname<char>::do_toupper(char_type* low, const char_type* high) const |
| 892 | { |
| 893 | for (; low != high; ++low) |
| 894 | *low = toupper_l(*low, __l); |
| 895 | return low; |
| 896 | } |
| 897 | |
| 898 | char |
| 899 | ctype_byname<char>::do_tolower(char_type c) const |
| 900 | { |
| 901 | return tolower_l(c, __l); |
| 902 | } |
| 903 | |
| 904 | const char* |
| 905 | ctype_byname<char>::do_tolower(char_type* low, const char_type* high) const |
| 906 | { |
| 907 | for (; low != high; ++low) |
| 908 | *low = tolower_l(*low, __l); |
| 909 | return low; |
| 910 | } |
| 911 | |
| 912 | // template <> class ctype_byname<wchar_t> |
| 913 | |
| 914 | ctype_byname<wchar_t>::ctype_byname(const char* name, size_t refs) |
| 915 | : ctype<wchar_t>(refs), |
| 916 | __l(newlocale(LC_ALL_MASK, name, 0)) |
| 917 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 918 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 919 | if (__l == 0) |
| 920 | throw runtime_error("ctype_byname<wchar_t>::ctype_byname" |
| 921 | " failed to construct for " + string(name)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 922 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 923 | } |
| 924 | |
| 925 | ctype_byname<wchar_t>::ctype_byname(const string& name, size_t refs) |
| 926 | : ctype<wchar_t>(refs), |
| 927 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 928 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 929 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 930 | if (__l == 0) |
| 931 | throw runtime_error("ctype_byname<wchar_t>::ctype_byname" |
| 932 | " failed to construct for " + name); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 933 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 934 | } |
| 935 | |
| 936 | ctype_byname<wchar_t>::~ctype_byname() |
| 937 | { |
| 938 | freelocale(__l); |
| 939 | } |
| 940 | |
| 941 | bool |
| 942 | ctype_byname<wchar_t>::do_is(mask m, char_type c) const |
| 943 | { |
| 944 | return static_cast<bool>(iswctype_l(c, m, __l)); |
| 945 | } |
| 946 | |
| 947 | const wchar_t* |
| 948 | ctype_byname<wchar_t>::do_is(const char_type* low, const char_type* high, mask* vec) const |
| 949 | { |
| 950 | for (; low != high; ++low, ++vec) |
| 951 | { |
| 952 | if (isascii(*low)) |
| 953 | *vec = static_cast<mask>(_DefaultRuneLocale.__runetype[*low]); |
| 954 | else |
| 955 | { |
| 956 | *vec = 0; |
| 957 | if (iswspace_l(*low, __l)) |
| 958 | *vec |= space; |
| 959 | if (iswprint_l(*low, __l)) |
| 960 | *vec |= print; |
| 961 | if (iswcntrl_l(*low, __l)) |
| 962 | *vec |= cntrl; |
| 963 | if (iswupper_l(*low, __l)) |
| 964 | *vec |= upper; |
| 965 | if (iswlower_l(*low, __l)) |
| 966 | *vec |= lower; |
| 967 | if (iswalpha_l(*low, __l)) |
| 968 | *vec |= alpha; |
| 969 | if (iswdigit_l(*low, __l)) |
| 970 | *vec |= digit; |
| 971 | if (iswpunct_l(*low, __l)) |
| 972 | *vec |= punct; |
| 973 | if (iswxdigit_l(*low, __l)) |
| 974 | *vec |= xdigit; |
| 975 | } |
| 976 | } |
| 977 | return low; |
| 978 | } |
| 979 | |
| 980 | const wchar_t* |
| 981 | ctype_byname<wchar_t>::do_scan_is(mask m, const char_type* low, const char_type* high) const |
| 982 | { |
| 983 | for (; low != high; ++low) |
| 984 | if (iswctype_l(*low, m, __l)) |
| 985 | break; |
| 986 | return low; |
| 987 | } |
| 988 | |
| 989 | const wchar_t* |
| 990 | ctype_byname<wchar_t>::do_scan_not(mask m, const char_type* low, const char_type* high) const |
| 991 | { |
| 992 | for (; low != high; ++low) |
| 993 | if (!iswctype_l(*low, m, __l)) |
| 994 | break; |
| 995 | return low; |
| 996 | } |
| 997 | |
| 998 | wchar_t |
| 999 | ctype_byname<wchar_t>::do_toupper(char_type c) const |
| 1000 | { |
| 1001 | return towupper_l(c, __l); |
| 1002 | } |
| 1003 | |
| 1004 | const wchar_t* |
| 1005 | ctype_byname<wchar_t>::do_toupper(char_type* low, const char_type* high) const |
| 1006 | { |
| 1007 | for (; low != high; ++low) |
| 1008 | *low = towupper_l(*low, __l); |
| 1009 | return low; |
| 1010 | } |
| 1011 | |
| 1012 | wchar_t |
| 1013 | ctype_byname<wchar_t>::do_tolower(char_type c) const |
| 1014 | { |
| 1015 | return towlower_l(c, __l); |
| 1016 | } |
| 1017 | |
| 1018 | const wchar_t* |
| 1019 | ctype_byname<wchar_t>::do_tolower(char_type* low, const char_type* high) const |
| 1020 | { |
| 1021 | for (; low != high; ++low) |
| 1022 | *low = towlower_l(*low, __l); |
| 1023 | return low; |
| 1024 | } |
| 1025 | |
| 1026 | wchar_t |
| 1027 | ctype_byname<wchar_t>::do_widen(char c) const |
| 1028 | { |
| 1029 | return btowc_l(c, __l); |
| 1030 | } |
| 1031 | |
| 1032 | const char* |
| 1033 | ctype_byname<wchar_t>::do_widen(const char* low, const char* high, char_type* dest) const |
| 1034 | { |
| 1035 | for (; low != high; ++low, ++dest) |
| 1036 | *dest = btowc_l(*low, __l); |
| 1037 | return low; |
| 1038 | } |
| 1039 | |
| 1040 | char |
| 1041 | ctype_byname<wchar_t>::do_narrow(char_type c, char dfault) const |
| 1042 | { |
| 1043 | int r = wctob_l(c, __l); |
| 1044 | return r != WEOF ? static_cast<char>(r) : dfault; |
| 1045 | } |
| 1046 | |
| 1047 | const wchar_t* |
| 1048 | ctype_byname<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 1049 | { |
| 1050 | for (; low != high; ++low, ++dest) |
| 1051 | { |
| 1052 | int r = wctob_l(*low, __l); |
| 1053 | *dest = r != WEOF ? static_cast<char>(r) : dfault; |
| 1054 | } |
| 1055 | return low; |
| 1056 | } |
| 1057 | |
| 1058 | // template <> class codecvt<char, char, mbstate_t> |
| 1059 | |
| 1060 | locale::id codecvt<char, char, mbstate_t>::id; |
| 1061 | |
| 1062 | codecvt<char, char, mbstate_t>::~codecvt() |
| 1063 | { |
| 1064 | } |
| 1065 | |
| 1066 | codecvt<char, char, mbstate_t>::result |
| 1067 | codecvt<char, char, mbstate_t>::do_out(state_type&, |
| 1068 | const intern_type* frm, const intern_type*, const intern_type*& frm_nxt, |
| 1069 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 1070 | { |
| 1071 | frm_nxt = frm; |
| 1072 | to_nxt = to; |
| 1073 | return noconv; |
| 1074 | } |
| 1075 | |
| 1076 | codecvt<char, char, mbstate_t>::result |
| 1077 | codecvt<char, char, mbstate_t>::do_in(state_type&, |
| 1078 | const extern_type* frm, const extern_type*, const extern_type*& frm_nxt, |
| 1079 | intern_type* to, intern_type*, intern_type*& to_nxt) const |
| 1080 | { |
| 1081 | frm_nxt = frm; |
| 1082 | to_nxt = to; |
| 1083 | return noconv; |
| 1084 | } |
| 1085 | |
| 1086 | codecvt<char, char, mbstate_t>::result |
| 1087 | codecvt<char, char, mbstate_t>::do_unshift(state_type&, |
| 1088 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 1089 | { |
| 1090 | to_nxt = to; |
| 1091 | return noconv; |
| 1092 | } |
| 1093 | |
| 1094 | int |
| 1095 | codecvt<char, char, mbstate_t>::do_encoding() const throw() |
| 1096 | { |
| 1097 | return 1; |
| 1098 | } |
| 1099 | |
| 1100 | bool |
| 1101 | codecvt<char, char, mbstate_t>::do_always_noconv() const throw() |
| 1102 | { |
| 1103 | return true; |
| 1104 | } |
| 1105 | |
| 1106 | int |
| 1107 | codecvt<char, char, mbstate_t>::do_length(state_type&, |
| 1108 | const extern_type* frm, const extern_type* end, size_t mx) const |
| 1109 | { |
| 1110 | return static_cast<int>(min<size_t>(mx, end-frm)); |
| 1111 | } |
| 1112 | |
| 1113 | int |
| 1114 | codecvt<char, char, mbstate_t>::do_max_length() const throw() |
| 1115 | { |
| 1116 | return 1; |
| 1117 | } |
| 1118 | |
| 1119 | // template <> class codecvt<wchar_t, char, mbstate_t> |
| 1120 | |
| 1121 | locale::id codecvt<wchar_t, char, mbstate_t>::id; |
| 1122 | |
| 1123 | codecvt<wchar_t, char, mbstate_t>::codecvt(size_t refs) |
| 1124 | : locale::facet(refs), |
| 1125 | __l(0) |
| 1126 | { |
| 1127 | } |
| 1128 | |
| 1129 | codecvt<wchar_t, char, mbstate_t>::codecvt(const char* nm, size_t refs) |
| 1130 | : locale::facet(refs), |
| 1131 | __l(newlocale(LC_ALL_MASK, nm, 0)) |
| 1132 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 1133 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1134 | if (__l == 0) |
| 1135 | throw runtime_error("codecvt_byname<wchar_t, char, mbstate_t>::codecvt_byname" |
| 1136 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 1137 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1138 | } |
| 1139 | |
| 1140 | codecvt<wchar_t, char, mbstate_t>::~codecvt() |
| 1141 | { |
| 1142 | if (__l != 0) |
| 1143 | freelocale(__l); |
| 1144 | } |
| 1145 | |
| 1146 | codecvt<wchar_t, char, mbstate_t>::result |
| 1147 | codecvt<wchar_t, char, mbstate_t>::do_out(state_type& st, |
| 1148 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 1149 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 1150 | { |
| 1151 | // look for first internal null in frm |
| 1152 | const intern_type* fend = frm; |
| 1153 | for (; fend != frm_end; ++fend) |
| 1154 | if (*fend == 0) |
| 1155 | break; |
| 1156 | // loop over all null-terminated sequences in frm |
| 1157 | to_nxt = to; |
| 1158 | for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) |
| 1159 | { |
| 1160 | // save state in case needed to reover to_nxt on error |
| 1161 | mbstate_t save_state = st; |
| 1162 | size_t n = wcsnrtombs_l(to, &frm_nxt, fend-frm, to_end-to, &st, __l); |
| 1163 | if (n == size_t(-1)) |
| 1164 | { |
| 1165 | // need to recover to_nxt |
| 1166 | for (to_nxt = to; frm != frm_nxt; ++frm) |
| 1167 | { |
| 1168 | n = wcrtomb_l(to_nxt, *frm, &save_state, __l); |
| 1169 | if (n == size_t(-1)) |
| 1170 | break; |
| 1171 | to_nxt += n; |
| 1172 | } |
| 1173 | frm_nxt = frm; |
| 1174 | return error; |
| 1175 | } |
| 1176 | if (n == 0) |
| 1177 | return partial; |
| 1178 | to_nxt += n; |
| 1179 | if (to_nxt == to_end) |
| 1180 | break; |
| 1181 | if (fend != frm_end) // set up next null terminated sequence |
| 1182 | { |
| 1183 | // Try to write the terminating null |
| 1184 | extern_type tmp[MB_LEN_MAX]; |
| 1185 | n = wcrtomb_l(tmp, intern_type(), &st, __l); |
| 1186 | if (n == size_t(-1)) // on error |
| 1187 | return error; |
| 1188 | if (n > to_end-to_nxt) // is there room? |
| 1189 | return partial; |
| 1190 | for (extern_type* p = tmp; n; --n) // write it |
| 1191 | *to_nxt++ = *p++; |
| 1192 | ++frm_nxt; |
| 1193 | // look for next null in frm |
| 1194 | for (fend = frm_nxt; fend != frm_end; ++fend) |
| 1195 | if (*fend == 0) |
| 1196 | break; |
| 1197 | } |
| 1198 | } |
| 1199 | return frm_nxt == frm_end ? ok : partial; |
| 1200 | } |
| 1201 | |
| 1202 | codecvt<wchar_t, char, mbstate_t>::result |
| 1203 | codecvt<wchar_t, char, mbstate_t>::do_in(state_type& st, |
| 1204 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 1205 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 1206 | { |
| 1207 | // look for first internal null in frm |
| 1208 | const extern_type* fend = frm; |
| 1209 | for (; fend != frm_end; ++fend) |
| 1210 | if (*fend == 0) |
| 1211 | break; |
| 1212 | // loop over all null-terminated sequences in frm |
| 1213 | to_nxt = to; |
| 1214 | for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) |
| 1215 | { |
| 1216 | // save state in case needed to reover to_nxt on error |
| 1217 | mbstate_t save_state = st; |
| 1218 | size_t n = mbsnrtowcs_l(to, &frm_nxt, fend-frm, to_end-to, &st, __l); |
| 1219 | if (n == size_t(-1)) |
| 1220 | { |
| 1221 | // need to recover to_nxt |
| 1222 | for (to_nxt = to; frm != frm_nxt; ++to_nxt) |
| 1223 | { |
| 1224 | n = mbrtowc_l(to_nxt, frm, fend-frm, &save_state, __l); |
| 1225 | switch (n) |
| 1226 | { |
| 1227 | case 0: |
| 1228 | ++frm; |
| 1229 | break; |
| 1230 | case -1: |
| 1231 | frm_nxt = frm; |
| 1232 | return error; |
| 1233 | case -2: |
| 1234 | frm_nxt = frm; |
| 1235 | return partial; |
| 1236 | default: |
| 1237 | frm += n; |
| 1238 | break; |
| 1239 | } |
| 1240 | } |
| 1241 | frm_nxt = frm; |
| 1242 | return frm_nxt == frm_end ? ok : partial; |
| 1243 | } |
| 1244 | if (n == 0) |
| 1245 | return error; |
| 1246 | to_nxt += n; |
| 1247 | if (to_nxt == to_end) |
| 1248 | break; |
| 1249 | if (fend != frm_end) // set up next null terminated sequence |
| 1250 | { |
| 1251 | // Try to write the terminating null |
| 1252 | n = mbrtowc_l(to_nxt, frm_nxt, 1, &st, __l); |
| 1253 | if (n != 0) // on error |
| 1254 | return error; |
| 1255 | ++to_nxt; |
| 1256 | ++frm_nxt; |
| 1257 | // look for next null in frm |
| 1258 | for (fend = frm_nxt; fend != frm_end; ++fend) |
| 1259 | if (*fend == 0) |
| 1260 | break; |
| 1261 | } |
| 1262 | } |
| 1263 | return frm_nxt == frm_end ? ok : partial; |
| 1264 | } |
| 1265 | |
| 1266 | codecvt<wchar_t, char, mbstate_t>::result |
| 1267 | codecvt<wchar_t, char, mbstate_t>::do_unshift(state_type& st, |
| 1268 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 1269 | { |
| 1270 | to_nxt = to; |
| 1271 | extern_type tmp[MB_LEN_MAX]; |
| 1272 | size_t n = wcrtomb_l(tmp, intern_type(), &st, __l); |
| 1273 | if (n == size_t(-1) || n == 0) // on error |
| 1274 | return error; |
| 1275 | --n; |
| 1276 | if (n > to_end-to_nxt) // is there room? |
| 1277 | return partial; |
| 1278 | for (extern_type* p = tmp; n; --n) // write it |
| 1279 | *to_nxt++ = *p++; |
| 1280 | return ok; |
| 1281 | } |
| 1282 | |
| 1283 | int |
| 1284 | codecvt<wchar_t, char, mbstate_t>::do_encoding() const throw() |
| 1285 | { |
| 1286 | if (mbtowc_l(0, 0, MB_LEN_MAX, __l) == 0) |
| 1287 | { |
| 1288 | // stateless encoding |
| 1289 | if (__l == 0 || MB_CUR_MAX_L(__l) == 1) // there are no known constant length encodings |
| 1290 | return 1; // which take more than 1 char to form a wchar_t |
| 1291 | return 0; |
| 1292 | } |
| 1293 | return -1; |
| 1294 | } |
| 1295 | |
| 1296 | bool |
| 1297 | codecvt<wchar_t, char, mbstate_t>::do_always_noconv() const throw() |
| 1298 | { |
| 1299 | return false; |
| 1300 | } |
| 1301 | |
| 1302 | int |
| 1303 | codecvt<wchar_t, char, mbstate_t>::do_length(state_type& st, |
| 1304 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 1305 | { |
| 1306 | int nbytes = 0; |
| 1307 | for (size_t nwchar_t = 0; nwchar_t < mx && frm != frm_end; ++nwchar_t) |
| 1308 | { |
| 1309 | size_t n = mbrlen_l(frm, frm_end-frm, &st, __l); |
| 1310 | switch (n) |
| 1311 | { |
| 1312 | case 0: |
| 1313 | ++nbytes; |
| 1314 | ++frm; |
| 1315 | break; |
| 1316 | case -1: |
| 1317 | case -2: |
| 1318 | return nbytes; |
| 1319 | default: |
| 1320 | nbytes += n; |
| 1321 | frm += n; |
| 1322 | break; |
| 1323 | } |
| 1324 | } |
| 1325 | return nbytes; |
| 1326 | } |
| 1327 | |
| 1328 | int |
| 1329 | codecvt<wchar_t, char, mbstate_t>::do_max_length() const throw() |
| 1330 | { |
| 1331 | return __l == 0 ? 1 : MB_CUR_MAX_L(__l); |
| 1332 | } |
| 1333 | |
| 1334 | // Valid UTF ranges |
| 1335 | // UTF-32 UTF-16 UTF-8 # of code points |
| 1336 | // first second first second third fourth |
| 1337 | // 000000 - 00007F 0000 - 007F 00 - 7F 127 |
| 1338 | // 000080 - 0007FF 0080 - 07FF C2 - DF, 80 - BF 1920 |
| 1339 | // 000800 - 000FFF 0800 - 0FFF E0 - E0, A0 - BF, 80 - BF 2048 |
| 1340 | // 001000 - 00CFFF 1000 - CFFF E1 - EC, 80 - BF, 80 - BF 49152 |
| 1341 | // 00D000 - 00D7FF D000 - D7FF ED - ED, 80 - 9F, 80 - BF 2048 |
| 1342 | // 00D800 - 00DFFF invalid |
| 1343 | // 00E000 - 00FFFF E000 - FFFF EE - EF, 80 - BF, 80 - BF 8192 |
| 1344 | // 010000 - 03FFFF D800 - D8BF, DC00 - DFFF F0 - F0, 90 - BF, 80 - BF, 80 - BF 196608 |
| 1345 | // 040000 - 0FFFFF D8C0 - DBBF, DC00 - DFFF F1 - F3, 80 - BF, 80 - BF, 80 - BF 786432 |
| 1346 | // 100000 - 10FFFF DBC0 - DBFF, DC00 - DFFF F4 - F4, 80 - 8F, 80 - BF, 80 - BF 65536 |
| 1347 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 1348 | static |
| 1349 | codecvt_base::result |
| 1350 | utf16_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 1351 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1352 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1353 | { |
| 1354 | frm_nxt = frm; |
| 1355 | to_nxt = to; |
| 1356 | if (mode & generate_header) |
| 1357 | { |
| 1358 | if (to_end-to_nxt < 3) |
| 1359 | return codecvt_base::partial; |
| 1360 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1361 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1362 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 1363 | } |
| 1364 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 1365 | { |
| 1366 | uint16_t wc1 = *frm_nxt; |
| 1367 | if (wc1 > Maxcode) |
| 1368 | return codecvt_base::error; |
| 1369 | if (wc1 < 0x0080) |
| 1370 | { |
| 1371 | if (to_end-to_nxt < 1) |
| 1372 | return codecvt_base::partial; |
| 1373 | *to_nxt++ = static_cast<uint8_t>(wc1); |
| 1374 | } |
| 1375 | else if (wc1 < 0x0800) |
| 1376 | { |
| 1377 | if (to_end-to_nxt < 2) |
| 1378 | return codecvt_base::partial; |
| 1379 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc1 >> 6)); |
| 1380 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x03F)); |
| 1381 | } |
| 1382 | else if (wc1 < 0xD800) |
| 1383 | { |
| 1384 | if (to_end-to_nxt < 3) |
| 1385 | return codecvt_base::partial; |
| 1386 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1387 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1388 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1389 | } |
| 1390 | else if (wc1 < 0xDC00) |
| 1391 | { |
| 1392 | if (frm_end-frm_nxt < 2) |
| 1393 | return codecvt_base::partial; |
| 1394 | uint16_t wc2 = frm_nxt[1]; |
| 1395 | if ((wc2 & 0xFC00) != 0xDC00) |
| 1396 | return codecvt_base::error; |
| 1397 | if (to_end-to_nxt < 4) |
| 1398 | return codecvt_base::partial; |
| 1399 | if ((((((unsigned long)wc1 & 0x03C0) >> 6) + 1) << 16) + |
| 1400 | (((unsigned long)wc1 & 0x003F) << 10) + (wc2 & 0x03FF) > Maxcode) |
| 1401 | return codecvt_base::error; |
| 1402 | ++frm_nxt; |
| 1403 | uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; |
| 1404 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (z >> 2)); |
| 1405 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); |
| 1406 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); |
| 1407 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc2 & 0x003F)); |
| 1408 | } |
| 1409 | else if (wc1 < 0xE000) |
| 1410 | { |
| 1411 | return codecvt_base::error; |
| 1412 | } |
| 1413 | else |
| 1414 | { |
| 1415 | if (to_end-to_nxt < 3) |
| 1416 | return codecvt_base::partial; |
| 1417 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1418 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1419 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1420 | } |
| 1421 | } |
| 1422 | return codecvt_base::ok; |
| 1423 | } |
| 1424 | |
| 1425 | static |
| 1426 | codecvt_base::result |
| 1427 | utf16_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 1428 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1429 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1430 | { |
| 1431 | frm_nxt = frm; |
| 1432 | to_nxt = to; |
| 1433 | if (mode & generate_header) |
| 1434 | { |
| 1435 | if (to_end-to_nxt < 3) |
| 1436 | return codecvt_base::partial; |
| 1437 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1438 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1439 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 1440 | } |
| 1441 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 1442 | { |
| 1443 | uint16_t wc1 = static_cast<uint16_t>(*frm_nxt); |
| 1444 | if (wc1 > Maxcode) |
| 1445 | return codecvt_base::error; |
| 1446 | if (wc1 < 0x0080) |
| 1447 | { |
| 1448 | if (to_end-to_nxt < 1) |
| 1449 | return codecvt_base::partial; |
| 1450 | *to_nxt++ = static_cast<uint8_t>(wc1); |
| 1451 | } |
| 1452 | else if (wc1 < 0x0800) |
| 1453 | { |
| 1454 | if (to_end-to_nxt < 2) |
| 1455 | return codecvt_base::partial; |
| 1456 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc1 >> 6)); |
| 1457 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x03F)); |
| 1458 | } |
| 1459 | else if (wc1 < 0xD800) |
| 1460 | { |
| 1461 | if (to_end-to_nxt < 3) |
| 1462 | return codecvt_base::partial; |
| 1463 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1464 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1465 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1466 | } |
| 1467 | else if (wc1 < 0xDC00) |
| 1468 | { |
| 1469 | if (frm_end-frm_nxt < 2) |
| 1470 | return codecvt_base::partial; |
| 1471 | uint16_t wc2 = static_cast<uint16_t>(frm_nxt[1]); |
| 1472 | if ((wc2 & 0xFC00) != 0xDC00) |
| 1473 | return codecvt_base::error; |
| 1474 | if (to_end-to_nxt < 4) |
| 1475 | return codecvt_base::partial; |
| 1476 | if ((((((unsigned long)wc1 & 0x03C0) >> 6) + 1) << 16) + |
| 1477 | (((unsigned long)wc1 & 0x003F) << 10) + (wc2 & 0x03FF) > Maxcode) |
| 1478 | return codecvt_base::error; |
| 1479 | ++frm_nxt; |
| 1480 | uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; |
| 1481 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (z >> 2)); |
| 1482 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); |
| 1483 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); |
| 1484 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc2 & 0x003F)); |
| 1485 | } |
| 1486 | else if (wc1 < 0xE000) |
| 1487 | { |
| 1488 | return codecvt_base::error; |
| 1489 | } |
| 1490 | else |
| 1491 | { |
| 1492 | if (to_end-to_nxt < 3) |
| 1493 | return codecvt_base::partial; |
| 1494 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1495 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1496 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1497 | } |
| 1498 | } |
| 1499 | return codecvt_base::ok; |
| 1500 | } |
| 1501 | |
| 1502 | static |
| 1503 | codecvt_base::result |
| 1504 | utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 1505 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 1506 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1507 | { |
| 1508 | frm_nxt = frm; |
| 1509 | to_nxt = to; |
| 1510 | if (mode & consume_header) |
| 1511 | { |
| 1512 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1513 | frm_nxt[2] == 0xBF) |
| 1514 | frm_nxt += 3; |
| 1515 | } |
| 1516 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 1517 | { |
| 1518 | uint8_t c1 = *frm_nxt; |
| 1519 | if (c1 > Maxcode) |
| 1520 | return codecvt_base::error; |
| 1521 | if (c1 < 0x80) |
| 1522 | { |
| 1523 | *to_nxt = static_cast<uint16_t>(c1); |
| 1524 | ++frm_nxt; |
| 1525 | } |
| 1526 | else if (c1 < 0xC2) |
| 1527 | { |
| 1528 | return codecvt_base::error; |
| 1529 | } |
| 1530 | else if (c1 < 0xE0) |
| 1531 | { |
| 1532 | if (frm_end-frm_nxt < 2) |
| 1533 | return codecvt_base::partial; |
| 1534 | uint8_t c2 = frm_nxt[1]; |
| 1535 | if ((c2 & 0xC0) != 0x80) |
| 1536 | return codecvt_base::error; |
| 1537 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (c2 & 0x3F)); |
| 1538 | if (t > Maxcode) |
| 1539 | return codecvt_base::error; |
| 1540 | *to_nxt = t; |
| 1541 | frm_nxt += 2; |
| 1542 | } |
| 1543 | else if (c1 < 0xF0) |
| 1544 | { |
| 1545 | if (frm_end-frm_nxt < 3) |
| 1546 | return codecvt_base::partial; |
| 1547 | uint8_t c2 = frm_nxt[1]; |
| 1548 | uint8_t c3 = frm_nxt[2]; |
| 1549 | switch (c1) |
| 1550 | { |
| 1551 | case 0xE0: |
| 1552 | if ((c2 & 0xE0) != 0xA0) |
| 1553 | return codecvt_base::error; |
| 1554 | break; |
| 1555 | case 0xED: |
| 1556 | if ((c2 & 0xE0) != 0x80) |
| 1557 | return codecvt_base::error; |
| 1558 | break; |
| 1559 | default: |
| 1560 | if ((c2 & 0xC0) != 0x80) |
| 1561 | return codecvt_base::error; |
| 1562 | break; |
| 1563 | } |
| 1564 | if ((c3 & 0xC0) != 0x80) |
| 1565 | return codecvt_base::error; |
| 1566 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1567 | | ((c2 & 0x3F) << 6) |
| 1568 | | (c3 & 0x3F)); |
| 1569 | if (t > Maxcode) |
| 1570 | return codecvt_base::error; |
| 1571 | *to_nxt = t; |
| 1572 | frm_nxt += 3; |
| 1573 | } |
| 1574 | else if (c1 < 0xF5) |
| 1575 | { |
| 1576 | if (frm_end-frm_nxt < 4) |
| 1577 | return codecvt_base::partial; |
| 1578 | uint8_t c2 = frm_nxt[1]; |
| 1579 | uint8_t c3 = frm_nxt[2]; |
| 1580 | uint8_t c4 = frm_nxt[3]; |
| 1581 | switch (c1) |
| 1582 | { |
| 1583 | case 0xF0: |
| 1584 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1585 | return codecvt_base::error; |
| 1586 | break; |
| 1587 | case 0xF4: |
| 1588 | if ((c2 & 0xF0) != 0x80) |
| 1589 | return codecvt_base::error; |
| 1590 | break; |
| 1591 | default: |
| 1592 | if ((c2 & 0xC0) != 0x80) |
| 1593 | return codecvt_base::error; |
| 1594 | break; |
| 1595 | } |
| 1596 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1597 | return codecvt_base::error; |
| 1598 | if (to_end-to_nxt < 2) |
| 1599 | return codecvt_base::partial; |
| 1600 | if (((((unsigned long)c1 & 7) << 18) + |
| 1601 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1602 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1603 | return codecvt_base::error; |
| 1604 | *to_nxt = static_cast<uint16_t>( |
| 1605 | 0xD800 |
| 1606 | | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) |
| 1607 | | ((c2 & 0x0F) << 2) |
| 1608 | | ((c3 & 0x30) >> 4)); |
| 1609 | *++to_nxt = static_cast<uint16_t>( |
| 1610 | 0xDC00 |
| 1611 | | ((c3 & 0x0F) << 6) |
| 1612 | | (c4 & 0x3F)); |
| 1613 | frm_nxt += 4; |
| 1614 | } |
| 1615 | else |
| 1616 | { |
| 1617 | return codecvt_base::error; |
| 1618 | } |
| 1619 | } |
| 1620 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 1621 | } |
| 1622 | |
| 1623 | static |
| 1624 | codecvt_base::result |
| 1625 | utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 1626 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 1627 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1628 | { |
| 1629 | frm_nxt = frm; |
| 1630 | to_nxt = to; |
| 1631 | if (mode & consume_header) |
| 1632 | { |
| 1633 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1634 | frm_nxt[2] == 0xBF) |
| 1635 | frm_nxt += 3; |
| 1636 | } |
| 1637 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 1638 | { |
| 1639 | uint8_t c1 = *frm_nxt; |
| 1640 | if (c1 > Maxcode) |
| 1641 | return codecvt_base::error; |
| 1642 | if (c1 < 0x80) |
| 1643 | { |
| 1644 | *to_nxt = static_cast<uint32_t>(c1); |
| 1645 | ++frm_nxt; |
| 1646 | } |
| 1647 | else if (c1 < 0xC2) |
| 1648 | { |
| 1649 | return codecvt_base::error; |
| 1650 | } |
| 1651 | else if (c1 < 0xE0) |
| 1652 | { |
| 1653 | if (frm_end-frm_nxt < 2) |
| 1654 | return codecvt_base::partial; |
| 1655 | uint8_t c2 = frm_nxt[1]; |
| 1656 | if ((c2 & 0xC0) != 0x80) |
| 1657 | return codecvt_base::error; |
| 1658 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (c2 & 0x3F)); |
| 1659 | if (t > Maxcode) |
| 1660 | return codecvt_base::error; |
| 1661 | *to_nxt = static_cast<uint32_t>(t); |
| 1662 | frm_nxt += 2; |
| 1663 | } |
| 1664 | else if (c1 < 0xF0) |
| 1665 | { |
| 1666 | if (frm_end-frm_nxt < 3) |
| 1667 | return codecvt_base::partial; |
| 1668 | uint8_t c2 = frm_nxt[1]; |
| 1669 | uint8_t c3 = frm_nxt[2]; |
| 1670 | switch (c1) |
| 1671 | { |
| 1672 | case 0xE0: |
| 1673 | if ((c2 & 0xE0) != 0xA0) |
| 1674 | return codecvt_base::error; |
| 1675 | break; |
| 1676 | case 0xED: |
| 1677 | if ((c2 & 0xE0) != 0x80) |
| 1678 | return codecvt_base::error; |
| 1679 | break; |
| 1680 | default: |
| 1681 | if ((c2 & 0xC0) != 0x80) |
| 1682 | return codecvt_base::error; |
| 1683 | break; |
| 1684 | } |
| 1685 | if ((c3 & 0xC0) != 0x80) |
| 1686 | return codecvt_base::error; |
| 1687 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1688 | | ((c2 & 0x3F) << 6) |
| 1689 | | (c3 & 0x3F)); |
| 1690 | if (t > Maxcode) |
| 1691 | return codecvt_base::error; |
| 1692 | *to_nxt = static_cast<uint32_t>(t); |
| 1693 | frm_nxt += 3; |
| 1694 | } |
| 1695 | else if (c1 < 0xF5) |
| 1696 | { |
| 1697 | if (frm_end-frm_nxt < 4) |
| 1698 | return codecvt_base::partial; |
| 1699 | uint8_t c2 = frm_nxt[1]; |
| 1700 | uint8_t c3 = frm_nxt[2]; |
| 1701 | uint8_t c4 = frm_nxt[3]; |
| 1702 | switch (c1) |
| 1703 | { |
| 1704 | case 0xF0: |
| 1705 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1706 | return codecvt_base::error; |
| 1707 | break; |
| 1708 | case 0xF4: |
| 1709 | if ((c2 & 0xF0) != 0x80) |
| 1710 | return codecvt_base::error; |
| 1711 | break; |
| 1712 | default: |
| 1713 | if ((c2 & 0xC0) != 0x80) |
| 1714 | return codecvt_base::error; |
| 1715 | break; |
| 1716 | } |
| 1717 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1718 | return codecvt_base::error; |
| 1719 | if (to_end-to_nxt < 2) |
| 1720 | return codecvt_base::partial; |
| 1721 | if (((((unsigned long)c1 & 7) << 18) + |
| 1722 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1723 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1724 | return codecvt_base::error; |
| 1725 | *to_nxt = static_cast<uint32_t>( |
| 1726 | 0xD800 |
| 1727 | | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) |
| 1728 | | ((c2 & 0x0F) << 2) |
| 1729 | | ((c3 & 0x30) >> 4)); |
| 1730 | *++to_nxt = static_cast<uint32_t>( |
| 1731 | 0xDC00 |
| 1732 | | ((c3 & 0x0F) << 6) |
| 1733 | | (c4 & 0x3F)); |
| 1734 | frm_nxt += 4; |
| 1735 | } |
| 1736 | else |
| 1737 | { |
| 1738 | return codecvt_base::error; |
| 1739 | } |
| 1740 | } |
| 1741 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 1742 | } |
| 1743 | |
| 1744 | static |
| 1745 | int |
| 1746 | utf8_to_utf16_length(const uint8_t* frm, const uint8_t* frm_end, |
| 1747 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 1748 | codecvt_mode mode = codecvt_mode(0)) |
| 1749 | { |
| 1750 | const uint8_t* frm_nxt = frm; |
| 1751 | if (mode & consume_header) |
| 1752 | { |
| 1753 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1754 | frm_nxt[2] == 0xBF) |
| 1755 | frm_nxt += 3; |
| 1756 | } |
| 1757 | for (size_t nchar16_t = 0; frm_nxt < frm_end && nchar16_t < mx; ++nchar16_t) |
| 1758 | { |
| 1759 | uint8_t c1 = *frm_nxt; |
| 1760 | if (c1 > Maxcode) |
| 1761 | break; |
| 1762 | if (c1 < 0x80) |
| 1763 | { |
| 1764 | ++frm_nxt; |
| 1765 | } |
| 1766 | else if (c1 < 0xC2) |
| 1767 | { |
| 1768 | break; |
| 1769 | } |
| 1770 | else if (c1 < 0xE0) |
| 1771 | { |
| 1772 | if ((frm_end-frm_nxt < 2) || (frm_nxt[1] & 0xC0) != 0x80) |
| 1773 | break; |
| 1774 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)); |
| 1775 | if (t > Maxcode) |
| 1776 | break; |
| 1777 | frm_nxt += 2; |
| 1778 | } |
| 1779 | else if (c1 < 0xF0) |
| 1780 | { |
| 1781 | if (frm_end-frm_nxt < 3) |
| 1782 | break; |
| 1783 | uint8_t c2 = frm_nxt[1]; |
| 1784 | uint8_t c3 = frm_nxt[2]; |
| 1785 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1786 | | ((c2 & 0x3F) << 6) |
| 1787 | | (c3 & 0x3F)); |
| 1788 | switch (c1) |
| 1789 | { |
| 1790 | case 0xE0: |
| 1791 | if ((c2 & 0xE0) != 0xA0) |
| 1792 | return static_cast<int>(frm_nxt - frm); |
| 1793 | break; |
| 1794 | case 0xED: |
| 1795 | if ((c2 & 0xE0) != 0x80) |
| 1796 | return static_cast<int>(frm_nxt - frm); |
| 1797 | break; |
| 1798 | default: |
| 1799 | if ((c2 & 0xC0) != 0x80) |
| 1800 | return static_cast<int>(frm_nxt - frm); |
| 1801 | break; |
| 1802 | } |
| 1803 | if ((c3 & 0xC0) != 0x80) |
| 1804 | break; |
| 1805 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 1806 | break; |
| 1807 | frm_nxt += 3; |
| 1808 | } |
| 1809 | else if (c1 < 0xF5) |
| 1810 | { |
| 1811 | if (frm_end-frm_nxt < 4 || mx-nchar16_t < 2) |
| 1812 | break; |
| 1813 | uint8_t c2 = frm_nxt[1]; |
| 1814 | uint8_t c3 = frm_nxt[2]; |
| 1815 | uint8_t c4 = frm_nxt[3]; |
| 1816 | switch (c1) |
| 1817 | { |
| 1818 | case 0xF0: |
| 1819 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1820 | return static_cast<int>(frm_nxt - frm); |
| 1821 | break; |
| 1822 | case 0xF4: |
| 1823 | if ((c2 & 0xF0) != 0x80) |
| 1824 | return static_cast<int>(frm_nxt - frm); |
| 1825 | break; |
| 1826 | default: |
| 1827 | if ((c2 & 0xC0) != 0x80) |
| 1828 | return static_cast<int>(frm_nxt - frm); |
| 1829 | break; |
| 1830 | } |
| 1831 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1832 | break; |
| 1833 | if (((((unsigned long)c1 & 7) << 18) + |
| 1834 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1835 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1836 | break; |
| 1837 | ++nchar16_t; |
| 1838 | frm_nxt += 4; |
| 1839 | } |
| 1840 | else |
| 1841 | { |
| 1842 | break; |
| 1843 | } |
| 1844 | } |
| 1845 | return static_cast<int>(frm_nxt - frm); |
| 1846 | } |
| 1847 | |
| 1848 | static |
| 1849 | codecvt_base::result |
| 1850 | ucs4_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 1851 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1852 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1853 | { |
| 1854 | frm_nxt = frm; |
| 1855 | to_nxt = to; |
| 1856 | if (mode & generate_header) |
| 1857 | { |
| 1858 | if (to_end-to_nxt < 3) |
| 1859 | return codecvt_base::partial; |
| 1860 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1861 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1862 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 1863 | } |
| 1864 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 1865 | { |
| 1866 | uint32_t wc = *frm_nxt; |
| 1867 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 1868 | return codecvt_base::error; |
| 1869 | if (wc < 0x000080) |
| 1870 | { |
| 1871 | if (to_end-to_nxt < 1) |
| 1872 | return codecvt_base::partial; |
| 1873 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 1874 | } |
| 1875 | else if (wc < 0x000800) |
| 1876 | { |
| 1877 | if (to_end-to_nxt < 2) |
| 1878 | return codecvt_base::partial; |
| 1879 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc >> 6)); |
| 1880 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x03F)); |
| 1881 | } |
| 1882 | else if (wc < 0x010000) |
| 1883 | { |
| 1884 | if (to_end-to_nxt < 3) |
| 1885 | return codecvt_base::partial; |
| 1886 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc >> 12)); |
| 1887 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x0FC0) >> 6)); |
| 1888 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x003F)); |
| 1889 | } |
| 1890 | else // if (wc < 0x110000) |
| 1891 | { |
| 1892 | if (to_end-to_nxt < 4) |
| 1893 | return codecvt_base::partial; |
| 1894 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (wc >> 18)); |
| 1895 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x03F000) >> 12)); |
| 1896 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x000FC0) >> 6)); |
| 1897 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x00003F)); |
| 1898 | } |
| 1899 | } |
| 1900 | return codecvt_base::ok; |
| 1901 | } |
| 1902 | |
| 1903 | static |
| 1904 | codecvt_base::result |
| 1905 | utf8_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 1906 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 1907 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1908 | { |
| 1909 | frm_nxt = frm; |
| 1910 | to_nxt = to; |
| 1911 | if (mode & consume_header) |
| 1912 | { |
| 1913 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1914 | frm_nxt[2] == 0xBF) |
| 1915 | frm_nxt += 3; |
| 1916 | } |
| 1917 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 1918 | { |
| 1919 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 1920 | if (c1 < 0x80) |
| 1921 | { |
| 1922 | if (c1 > Maxcode) |
| 1923 | return codecvt_base::error; |
| 1924 | *to_nxt = static_cast<uint32_t>(c1); |
| 1925 | ++frm_nxt; |
| 1926 | } |
| 1927 | else if (c1 < 0xC2) |
| 1928 | { |
| 1929 | return codecvt_base::error; |
| 1930 | } |
| 1931 | else if (c1 < 0xE0) |
| 1932 | { |
| 1933 | if (frm_end-frm_nxt < 2) |
| 1934 | return codecvt_base::partial; |
| 1935 | uint8_t c2 = frm_nxt[1]; |
| 1936 | if ((c2 & 0xC0) != 0x80) |
| 1937 | return codecvt_base::error; |
| 1938 | uint32_t t = static_cast<uint32_t>(((c1 & 0x1F) << 6) |
| 1939 | | (c2 & 0x3F)); |
| 1940 | if (t > Maxcode) |
| 1941 | return codecvt_base::error; |
| 1942 | *to_nxt = t; |
| 1943 | frm_nxt += 2; |
| 1944 | } |
| 1945 | else if (c1 < 0xF0) |
| 1946 | { |
| 1947 | if (frm_end-frm_nxt < 3) |
| 1948 | return codecvt_base::partial; |
| 1949 | uint8_t c2 = frm_nxt[1]; |
| 1950 | uint8_t c3 = frm_nxt[2]; |
| 1951 | switch (c1) |
| 1952 | { |
| 1953 | case 0xE0: |
| 1954 | if ((c2 & 0xE0) != 0xA0) |
| 1955 | return codecvt_base::error; |
| 1956 | break; |
| 1957 | case 0xED: |
| 1958 | if ((c2 & 0xE0) != 0x80) |
| 1959 | return codecvt_base::error; |
| 1960 | break; |
| 1961 | default: |
| 1962 | if ((c2 & 0xC0) != 0x80) |
| 1963 | return codecvt_base::error; |
| 1964 | break; |
| 1965 | } |
| 1966 | if ((c3 & 0xC0) != 0x80) |
| 1967 | return codecvt_base::error; |
| 1968 | uint32_t t = static_cast<uint32_t>(((c1 & 0x0F) << 12) |
| 1969 | | ((c2 & 0x3F) << 6) |
| 1970 | | (c3 & 0x3F)); |
| 1971 | if (t > Maxcode) |
| 1972 | return codecvt_base::error; |
| 1973 | *to_nxt = t; |
| 1974 | frm_nxt += 3; |
| 1975 | } |
| 1976 | else if (c1 < 0xF5) |
| 1977 | { |
| 1978 | if (frm_end-frm_nxt < 4) |
| 1979 | return codecvt_base::partial; |
| 1980 | uint8_t c2 = frm_nxt[1]; |
| 1981 | uint8_t c3 = frm_nxt[2]; |
| 1982 | uint8_t c4 = frm_nxt[3]; |
| 1983 | switch (c1) |
| 1984 | { |
| 1985 | case 0xF0: |
| 1986 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1987 | return codecvt_base::error; |
| 1988 | break; |
| 1989 | case 0xF4: |
| 1990 | if ((c2 & 0xF0) != 0x80) |
| 1991 | return codecvt_base::error; |
| 1992 | break; |
| 1993 | default: |
| 1994 | if ((c2 & 0xC0) != 0x80) |
| 1995 | return codecvt_base::error; |
| 1996 | break; |
| 1997 | } |
| 1998 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1999 | return codecvt_base::error; |
| 2000 | uint32_t t = static_cast<uint32_t>(((c1 & 0x07) << 18) |
| 2001 | | ((c2 & 0x3F) << 12) |
| 2002 | | ((c3 & 0x3F) << 6) |
| 2003 | | (c4 & 0x3F)); |
| 2004 | if (t > Maxcode) |
| 2005 | return codecvt_base::error; |
| 2006 | *to_nxt = t; |
| 2007 | frm_nxt += 4; |
| 2008 | } |
| 2009 | else |
| 2010 | { |
| 2011 | return codecvt_base::error; |
| 2012 | } |
| 2013 | } |
| 2014 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2015 | } |
| 2016 | |
| 2017 | static |
| 2018 | int |
| 2019 | utf8_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2020 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2021 | codecvt_mode mode = codecvt_mode(0)) |
| 2022 | { |
| 2023 | const uint8_t* frm_nxt = frm; |
| 2024 | if (mode & consume_header) |
| 2025 | { |
| 2026 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2027 | frm_nxt[2] == 0xBF) |
| 2028 | frm_nxt += 3; |
| 2029 | } |
| 2030 | for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) |
| 2031 | { |
| 2032 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2033 | if (c1 < 0x80) |
| 2034 | { |
| 2035 | if (c1 > Maxcode) |
| 2036 | break; |
| 2037 | ++frm_nxt; |
| 2038 | } |
| 2039 | else if (c1 < 0xC2) |
| 2040 | { |
| 2041 | break; |
| 2042 | } |
| 2043 | else if (c1 < 0xE0) |
| 2044 | { |
| 2045 | if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) |
| 2046 | break; |
| 2047 | if ((((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)) > Maxcode) |
| 2048 | break; |
| 2049 | frm_nxt += 2; |
| 2050 | } |
| 2051 | else if (c1 < 0xF0) |
| 2052 | { |
| 2053 | if (frm_end-frm_nxt < 3) |
| 2054 | break; |
| 2055 | uint8_t c2 = frm_nxt[1]; |
| 2056 | uint8_t c3 = frm_nxt[2]; |
| 2057 | switch (c1) |
| 2058 | { |
| 2059 | case 0xE0: |
| 2060 | if ((c2 & 0xE0) != 0xA0) |
| 2061 | return static_cast<int>(frm_nxt - frm); |
| 2062 | break; |
| 2063 | case 0xED: |
| 2064 | if ((c2 & 0xE0) != 0x80) |
| 2065 | return static_cast<int>(frm_nxt - frm); |
| 2066 | break; |
| 2067 | default: |
| 2068 | if ((c2 & 0xC0) != 0x80) |
| 2069 | return static_cast<int>(frm_nxt - frm); |
| 2070 | break; |
| 2071 | } |
| 2072 | if ((c3 & 0xC0) != 0x80) |
| 2073 | break; |
| 2074 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 2075 | break; |
| 2076 | frm_nxt += 3; |
| 2077 | } |
| 2078 | else if (c1 < 0xF5) |
| 2079 | { |
| 2080 | if (frm_end-frm_nxt < 4) |
| 2081 | break; |
| 2082 | uint8_t c2 = frm_nxt[1]; |
| 2083 | uint8_t c3 = frm_nxt[2]; |
| 2084 | uint8_t c4 = frm_nxt[3]; |
| 2085 | switch (c1) |
| 2086 | { |
| 2087 | case 0xF0: |
| 2088 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 2089 | return static_cast<int>(frm_nxt - frm); |
| 2090 | break; |
| 2091 | case 0xF4: |
| 2092 | if ((c2 & 0xF0) != 0x80) |
| 2093 | return static_cast<int>(frm_nxt - frm); |
| 2094 | break; |
| 2095 | default: |
| 2096 | if ((c2 & 0xC0) != 0x80) |
| 2097 | return static_cast<int>(frm_nxt - frm); |
| 2098 | break; |
| 2099 | } |
| 2100 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 2101 | break; |
| 2102 | uint32_t t = static_cast<uint32_t>(((c1 & 0x07) << 18) |
| 2103 | | ((c2 & 0x3F) << 12) |
| 2104 | | ((c3 & 0x3F) << 6) |
| 2105 | | (c4 & 0x3F)); |
| 2106 | if ((((c1 & 0x07) << 18) | ((c2 & 0x3F) << 12) | |
| 2107 | ((c3 & 0x3F) << 6) | (c4 & 0x3F)) > Maxcode) |
| 2108 | break; |
| 2109 | frm_nxt += 4; |
| 2110 | } |
| 2111 | else |
| 2112 | { |
| 2113 | break; |
| 2114 | } |
| 2115 | } |
| 2116 | return static_cast<int>(frm_nxt - frm); |
| 2117 | } |
| 2118 | |
| 2119 | static |
| 2120 | codecvt_base::result |
| 2121 | ucs2_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2122 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2123 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2124 | { |
| 2125 | frm_nxt = frm; |
| 2126 | to_nxt = to; |
| 2127 | if (mode & generate_header) |
| 2128 | { |
| 2129 | if (to_end-to_nxt < 3) |
| 2130 | return codecvt_base::partial; |
| 2131 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 2132 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 2133 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 2134 | } |
| 2135 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2136 | { |
| 2137 | uint16_t wc = *frm_nxt; |
| 2138 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2139 | return codecvt_base::error; |
| 2140 | if (wc < 0x0080) |
| 2141 | { |
| 2142 | if (to_end-to_nxt < 1) |
| 2143 | return codecvt_base::partial; |
| 2144 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2145 | } |
| 2146 | else if (wc < 0x0800) |
| 2147 | { |
| 2148 | if (to_end-to_nxt < 2) |
| 2149 | return codecvt_base::partial; |
| 2150 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc >> 6)); |
| 2151 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x03F)); |
| 2152 | } |
| 2153 | else // if (wc <= 0xFFFF) |
| 2154 | { |
| 2155 | if (to_end-to_nxt < 3) |
| 2156 | return codecvt_base::partial; |
| 2157 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc >> 12)); |
| 2158 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x0FC0) >> 6)); |
| 2159 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x003F)); |
| 2160 | } |
| 2161 | } |
| 2162 | return codecvt_base::ok; |
| 2163 | } |
| 2164 | |
| 2165 | static |
| 2166 | codecvt_base::result |
| 2167 | utf8_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2168 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2169 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2170 | { |
| 2171 | frm_nxt = frm; |
| 2172 | to_nxt = to; |
| 2173 | if (mode & consume_header) |
| 2174 | { |
| 2175 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2176 | frm_nxt[2] == 0xBF) |
| 2177 | frm_nxt += 3; |
| 2178 | } |
| 2179 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 2180 | { |
| 2181 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2182 | if (c1 < 0x80) |
| 2183 | { |
| 2184 | if (c1 > Maxcode) |
| 2185 | return codecvt_base::error; |
| 2186 | *to_nxt = static_cast<uint16_t>(c1); |
| 2187 | ++frm_nxt; |
| 2188 | } |
| 2189 | else if (c1 < 0xC2) |
| 2190 | { |
| 2191 | return codecvt_base::error; |
| 2192 | } |
| 2193 | else if (c1 < 0xE0) |
| 2194 | { |
| 2195 | if (frm_end-frm_nxt < 2) |
| 2196 | return codecvt_base::partial; |
| 2197 | uint8_t c2 = frm_nxt[1]; |
| 2198 | if ((c2 & 0xC0) != 0x80) |
| 2199 | return codecvt_base::error; |
| 2200 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) |
| 2201 | | (c2 & 0x3F)); |
| 2202 | if (t > Maxcode) |
| 2203 | return codecvt_base::error; |
| 2204 | *to_nxt = t; |
| 2205 | frm_nxt += 2; |
| 2206 | } |
| 2207 | else if (c1 < 0xF0) |
| 2208 | { |
| 2209 | if (frm_end-frm_nxt < 3) |
| 2210 | return codecvt_base::partial; |
| 2211 | uint8_t c2 = frm_nxt[1]; |
| 2212 | uint8_t c3 = frm_nxt[2]; |
| 2213 | switch (c1) |
| 2214 | { |
| 2215 | case 0xE0: |
| 2216 | if ((c2 & 0xE0) != 0xA0) |
| 2217 | return codecvt_base::error; |
| 2218 | break; |
| 2219 | case 0xED: |
| 2220 | if ((c2 & 0xE0) != 0x80) |
| 2221 | return codecvt_base::error; |
| 2222 | break; |
| 2223 | default: |
| 2224 | if ((c2 & 0xC0) != 0x80) |
| 2225 | return codecvt_base::error; |
| 2226 | break; |
| 2227 | } |
| 2228 | if ((c3 & 0xC0) != 0x80) |
| 2229 | return codecvt_base::error; |
| 2230 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 2231 | | ((c2 & 0x3F) << 6) |
| 2232 | | (c3 & 0x3F)); |
| 2233 | if (t > Maxcode) |
| 2234 | return codecvt_base::error; |
| 2235 | *to_nxt = t; |
| 2236 | frm_nxt += 3; |
| 2237 | } |
| 2238 | else |
| 2239 | { |
| 2240 | return codecvt_base::error; |
| 2241 | } |
| 2242 | } |
| 2243 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2244 | } |
| 2245 | |
| 2246 | static |
| 2247 | int |
| 2248 | utf8_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2249 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2250 | codecvt_mode mode = codecvt_mode(0)) |
| 2251 | { |
| 2252 | const uint8_t* frm_nxt = frm; |
| 2253 | if (mode & consume_header) |
| 2254 | { |
| 2255 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2256 | frm_nxt[2] == 0xBF) |
| 2257 | frm_nxt += 3; |
| 2258 | } |
| 2259 | for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) |
| 2260 | { |
| 2261 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2262 | if (c1 < 0x80) |
| 2263 | { |
| 2264 | if (c1 > Maxcode) |
| 2265 | break; |
| 2266 | ++frm_nxt; |
| 2267 | } |
| 2268 | else if (c1 < 0xC2) |
| 2269 | { |
| 2270 | break; |
| 2271 | } |
| 2272 | else if (c1 < 0xE0) |
| 2273 | { |
| 2274 | if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) |
| 2275 | break; |
| 2276 | if ((((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)) > Maxcode) |
| 2277 | break; |
| 2278 | frm_nxt += 2; |
| 2279 | } |
| 2280 | else if (c1 < 0xF0) |
| 2281 | { |
| 2282 | if (frm_end-frm_nxt < 3) |
| 2283 | break; |
| 2284 | uint8_t c2 = frm_nxt[1]; |
| 2285 | uint8_t c3 = frm_nxt[2]; |
| 2286 | switch (c1) |
| 2287 | { |
| 2288 | case 0xE0: |
| 2289 | if ((c2 & 0xE0) != 0xA0) |
| 2290 | return static_cast<int>(frm_nxt - frm); |
| 2291 | break; |
| 2292 | case 0xED: |
| 2293 | if ((c2 & 0xE0) != 0x80) |
| 2294 | return static_cast<int>(frm_nxt - frm); |
| 2295 | break; |
| 2296 | default: |
| 2297 | if ((c2 & 0xC0) != 0x80) |
| 2298 | return static_cast<int>(frm_nxt - frm); |
| 2299 | break; |
| 2300 | } |
| 2301 | if ((c3 & 0xC0) != 0x80) |
| 2302 | break; |
| 2303 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 2304 | break; |
| 2305 | frm_nxt += 3; |
| 2306 | } |
| 2307 | else |
| 2308 | { |
| 2309 | break; |
| 2310 | } |
| 2311 | } |
| 2312 | return static_cast<int>(frm_nxt - frm); |
| 2313 | } |
| 2314 | |
| 2315 | static |
| 2316 | codecvt_base::result |
| 2317 | ucs4_to_utf16be(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 2318 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2319 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2320 | { |
| 2321 | frm_nxt = frm; |
| 2322 | to_nxt = to; |
| 2323 | if (mode & generate_header) |
| 2324 | { |
| 2325 | if (to_end-to_nxt < 2) |
| 2326 | return codecvt_base::partial; |
| 2327 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2328 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2329 | } |
| 2330 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2331 | { |
| 2332 | uint32_t wc = *frm_nxt; |
| 2333 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2334 | return codecvt_base::error; |
| 2335 | if (wc < 0x010000) |
| 2336 | { |
| 2337 | if (to_end-to_nxt < 2) |
| 2338 | return codecvt_base::partial; |
| 2339 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2340 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2341 | } |
| 2342 | else |
| 2343 | { |
| 2344 | if (to_end-to_nxt < 4) |
| 2345 | return codecvt_base::partial; |
| 2346 | uint16_t t = static_cast<uint16_t>( |
| 2347 | 0xD800 |
| 2348 | | ((((wc & 0x1F0000) >> 16) - 1) << 6) |
| 2349 | | ((wc & 0x00FC00) >> 10)); |
| 2350 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2351 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2352 | t = static_cast<uint16_t>(0xDC00 | (wc & 0x03FF)); |
| 2353 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2354 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2355 | } |
| 2356 | } |
| 2357 | return codecvt_base::ok; |
| 2358 | } |
| 2359 | |
| 2360 | static |
| 2361 | codecvt_base::result |
| 2362 | utf16be_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2363 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2364 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2365 | { |
| 2366 | frm_nxt = frm; |
| 2367 | to_nxt = to; |
| 2368 | if (mode & consume_header) |
| 2369 | { |
| 2370 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2371 | frm_nxt += 2; |
| 2372 | } |
| 2373 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2374 | { |
| 2375 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2376 | if ((c1 & 0xFC00) == 0xDC00) |
| 2377 | return codecvt_base::error; |
| 2378 | if ((c1 & 0xFC00) != 0xD800) |
| 2379 | { |
| 2380 | if (c1 > Maxcode) |
| 2381 | return codecvt_base::error; |
| 2382 | *to_nxt = static_cast<uint32_t>(c1); |
| 2383 | frm_nxt += 2; |
| 2384 | } |
| 2385 | else |
| 2386 | { |
| 2387 | if (frm_end-frm_nxt < 4) |
| 2388 | return codecvt_base::partial; |
| 2389 | uint16_t c2 = frm_nxt[2] << 8 | frm_nxt[3]; |
| 2390 | if ((c2 & 0xFC00) != 0xDC00) |
| 2391 | return codecvt_base::error; |
| 2392 | uint32_t t = static_cast<uint32_t>( |
| 2393 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2394 | | ((c1 & 0x003F) << 10) |
| 2395 | | (c2 & 0x03FF)); |
| 2396 | if (t > Maxcode) |
| 2397 | return codecvt_base::error; |
| 2398 | *to_nxt = t; |
| 2399 | frm_nxt += 4; |
| 2400 | } |
| 2401 | } |
| 2402 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2403 | } |
| 2404 | |
| 2405 | static |
| 2406 | int |
| 2407 | utf16be_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2408 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2409 | codecvt_mode mode = codecvt_mode(0)) |
| 2410 | { |
| 2411 | const uint8_t* frm_nxt = frm; |
| 2412 | frm_nxt = frm; |
| 2413 | if (mode & consume_header) |
| 2414 | { |
| 2415 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2416 | frm_nxt += 2; |
| 2417 | } |
| 2418 | for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) |
| 2419 | { |
| 2420 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2421 | if ((c1 & 0xFC00) == 0xDC00) |
| 2422 | break; |
| 2423 | if ((c1 & 0xFC00) != 0xD800) |
| 2424 | { |
| 2425 | if (c1 > Maxcode) |
| 2426 | break; |
| 2427 | frm_nxt += 2; |
| 2428 | } |
| 2429 | else |
| 2430 | { |
| 2431 | if (frm_end-frm_nxt < 4) |
| 2432 | break; |
| 2433 | uint16_t c2 = frm_nxt[2] << 8 | frm_nxt[3]; |
| 2434 | if ((c2 & 0xFC00) != 0xDC00) |
| 2435 | break; |
| 2436 | uint32_t t = static_cast<uint32_t>( |
| 2437 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2438 | | ((c1 & 0x003F) << 10) |
| 2439 | | (c2 & 0x03FF)); |
| 2440 | if (t > Maxcode) |
| 2441 | break; |
| 2442 | frm_nxt += 4; |
| 2443 | } |
| 2444 | } |
| 2445 | return static_cast<int>(frm_nxt - frm); |
| 2446 | } |
| 2447 | |
| 2448 | static |
| 2449 | codecvt_base::result |
| 2450 | ucs4_to_utf16le(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 2451 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2452 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2453 | { |
| 2454 | frm_nxt = frm; |
| 2455 | to_nxt = to; |
| 2456 | if (mode & generate_header) |
| 2457 | { |
| 2458 | if (to_end-to_nxt < 2) |
| 2459 | return codecvt_base::partial; |
| 2460 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2461 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2462 | } |
| 2463 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2464 | { |
| 2465 | uint32_t wc = *frm_nxt; |
| 2466 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2467 | return codecvt_base::error; |
| 2468 | if (wc < 0x010000) |
| 2469 | { |
| 2470 | if (to_end-to_nxt < 2) |
| 2471 | return codecvt_base::partial; |
| 2472 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2473 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2474 | } |
| 2475 | else |
| 2476 | { |
| 2477 | if (to_end-to_nxt < 4) |
| 2478 | return codecvt_base::partial; |
| 2479 | uint16_t t = static_cast<uint16_t>( |
| 2480 | 0xD800 |
| 2481 | | ((((wc & 0x1F0000) >> 16) - 1) << 6) |
| 2482 | | ((wc & 0x00FC00) >> 10)); |
| 2483 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2484 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2485 | t = static_cast<uint16_t>(0xDC00 | (wc & 0x03FF)); |
| 2486 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2487 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2488 | } |
| 2489 | } |
| 2490 | return codecvt_base::ok; |
| 2491 | } |
| 2492 | |
| 2493 | static |
| 2494 | codecvt_base::result |
| 2495 | utf16le_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2496 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2497 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2498 | { |
| 2499 | frm_nxt = frm; |
| 2500 | to_nxt = to; |
| 2501 | if (mode & consume_header) |
| 2502 | { |
| 2503 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2504 | frm_nxt += 2; |
| 2505 | } |
| 2506 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2507 | { |
| 2508 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2509 | if ((c1 & 0xFC00) == 0xDC00) |
| 2510 | return codecvt_base::error; |
| 2511 | if ((c1 & 0xFC00) != 0xD800) |
| 2512 | { |
| 2513 | if (c1 > Maxcode) |
| 2514 | return codecvt_base::error; |
| 2515 | *to_nxt = static_cast<uint32_t>(c1); |
| 2516 | frm_nxt += 2; |
| 2517 | } |
| 2518 | else |
| 2519 | { |
| 2520 | if (frm_end-frm_nxt < 4) |
| 2521 | return codecvt_base::partial; |
| 2522 | uint16_t c2 = frm_nxt[3] << 8 | frm_nxt[2]; |
| 2523 | if ((c2 & 0xFC00) != 0xDC00) |
| 2524 | return codecvt_base::error; |
| 2525 | uint32_t t = static_cast<uint32_t>( |
| 2526 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2527 | | ((c1 & 0x003F) << 10) |
| 2528 | | (c2 & 0x03FF)); |
| 2529 | if (t > Maxcode) |
| 2530 | return codecvt_base::error; |
| 2531 | *to_nxt = t; |
| 2532 | frm_nxt += 4; |
| 2533 | } |
| 2534 | } |
| 2535 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2536 | } |
| 2537 | |
| 2538 | static |
| 2539 | int |
| 2540 | utf16le_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2541 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2542 | codecvt_mode mode = codecvt_mode(0)) |
| 2543 | { |
| 2544 | const uint8_t* frm_nxt = frm; |
| 2545 | frm_nxt = frm; |
| 2546 | if (mode & consume_header) |
| 2547 | { |
| 2548 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2549 | frm_nxt += 2; |
| 2550 | } |
| 2551 | for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) |
| 2552 | { |
| 2553 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2554 | if ((c1 & 0xFC00) == 0xDC00) |
| 2555 | break; |
| 2556 | if ((c1 & 0xFC00) != 0xD800) |
| 2557 | { |
| 2558 | if (c1 > Maxcode) |
| 2559 | break; |
| 2560 | frm_nxt += 2; |
| 2561 | } |
| 2562 | else |
| 2563 | { |
| 2564 | if (frm_end-frm_nxt < 4) |
| 2565 | break; |
| 2566 | uint16_t c2 = frm_nxt[3] << 8 | frm_nxt[2]; |
| 2567 | if ((c2 & 0xFC00) != 0xDC00) |
| 2568 | break; |
| 2569 | uint32_t t = static_cast<uint32_t>( |
| 2570 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2571 | | ((c1 & 0x003F) << 10) |
| 2572 | | (c2 & 0x03FF)); |
| 2573 | if (t > Maxcode) |
| 2574 | break; |
| 2575 | frm_nxt += 4; |
| 2576 | } |
| 2577 | } |
| 2578 | return static_cast<int>(frm_nxt - frm); |
| 2579 | } |
| 2580 | |
| 2581 | static |
| 2582 | codecvt_base::result |
| 2583 | ucs2_to_utf16be(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2584 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2585 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2586 | { |
| 2587 | frm_nxt = frm; |
| 2588 | to_nxt = to; |
| 2589 | if (mode & generate_header) |
| 2590 | { |
| 2591 | if (to_end-to_nxt < 2) |
| 2592 | return codecvt_base::partial; |
| 2593 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2594 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2595 | } |
| 2596 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2597 | { |
| 2598 | uint16_t wc = *frm_nxt; |
| 2599 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2600 | return codecvt_base::error; |
| 2601 | if (to_end-to_nxt < 2) |
| 2602 | return codecvt_base::partial; |
| 2603 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2604 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2605 | } |
| 2606 | return codecvt_base::ok; |
| 2607 | } |
| 2608 | |
| 2609 | static |
| 2610 | codecvt_base::result |
| 2611 | utf16be_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2612 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2613 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2614 | { |
| 2615 | frm_nxt = frm; |
| 2616 | to_nxt = to; |
| 2617 | if (mode & consume_header) |
| 2618 | { |
| 2619 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2620 | frm_nxt += 2; |
| 2621 | } |
| 2622 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2623 | { |
| 2624 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2625 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2626 | return codecvt_base::error; |
| 2627 | *to_nxt = c1; |
| 2628 | frm_nxt += 2; |
| 2629 | } |
| 2630 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2631 | } |
| 2632 | |
| 2633 | static |
| 2634 | int |
| 2635 | utf16be_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2636 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2637 | codecvt_mode mode = codecvt_mode(0)) |
| 2638 | { |
| 2639 | const uint8_t* frm_nxt = frm; |
| 2640 | frm_nxt = frm; |
| 2641 | if (mode & consume_header) |
| 2642 | { |
| 2643 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2644 | frm_nxt += 2; |
| 2645 | } |
| 2646 | for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) |
| 2647 | { |
| 2648 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2649 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2650 | break; |
| 2651 | frm_nxt += 2; |
| 2652 | } |
| 2653 | return static_cast<int>(frm_nxt - frm); |
| 2654 | } |
| 2655 | |
| 2656 | static |
| 2657 | codecvt_base::result |
| 2658 | ucs2_to_utf16le(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2659 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2660 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2661 | { |
| 2662 | frm_nxt = frm; |
| 2663 | to_nxt = to; |
| 2664 | if (mode & generate_header) |
| 2665 | { |
| 2666 | if (to_end-to_nxt < 2) |
| 2667 | return codecvt_base::partial; |
| 2668 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2669 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2670 | } |
| 2671 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2672 | { |
| 2673 | uint16_t wc = *frm_nxt; |
| 2674 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2675 | return codecvt_base::error; |
| 2676 | if (to_end-to_nxt < 2) |
| 2677 | return codecvt_base::partial; |
| 2678 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2679 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2680 | } |
| 2681 | return codecvt_base::ok; |
| 2682 | } |
| 2683 | |
| 2684 | static |
| 2685 | codecvt_base::result |
| 2686 | utf16le_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2687 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2688 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2689 | { |
| 2690 | frm_nxt = frm; |
| 2691 | to_nxt = to; |
| 2692 | if (mode & consume_header) |
| 2693 | { |
| 2694 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2695 | frm_nxt += 2; |
| 2696 | } |
| 2697 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2698 | { |
| 2699 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2700 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2701 | return codecvt_base::error; |
| 2702 | *to_nxt = c1; |
| 2703 | frm_nxt += 2; |
| 2704 | } |
| 2705 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2706 | } |
| 2707 | |
| 2708 | static |
| 2709 | int |
| 2710 | utf16le_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2711 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2712 | codecvt_mode mode = codecvt_mode(0)) |
| 2713 | { |
| 2714 | const uint8_t* frm_nxt = frm; |
| 2715 | frm_nxt = frm; |
| 2716 | if (mode & consume_header) |
| 2717 | { |
| 2718 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2719 | frm_nxt += 2; |
| 2720 | } |
| 2721 | for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) |
| 2722 | { |
| 2723 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2724 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2725 | break; |
| 2726 | frm_nxt += 2; |
| 2727 | } |
| 2728 | return static_cast<int>(frm_nxt - frm); |
| 2729 | } |
| 2730 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2731 | // template <> class codecvt<char16_t, char, mbstate_t> |
| 2732 | |
| 2733 | locale::id codecvt<char16_t, char, mbstate_t>::id; |
| 2734 | |
| 2735 | codecvt<char16_t, char, mbstate_t>::~codecvt() |
| 2736 | { |
| 2737 | } |
| 2738 | |
| 2739 | codecvt<char16_t, char, mbstate_t>::result |
| 2740 | codecvt<char16_t, char, mbstate_t>::do_out(state_type&, |
| 2741 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 2742 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2743 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2744 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 2745 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 2746 | const uint16_t* _frm_nxt = _frm; |
| 2747 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2748 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2749 | uint8_t* _to_nxt = _to; |
| 2750 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2751 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2752 | to_nxt = to + (_to_nxt - _to); |
| 2753 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2754 | } |
| 2755 | |
| 2756 | codecvt<char16_t, char, mbstate_t>::result |
| 2757 | codecvt<char16_t, char, mbstate_t>::do_in(state_type&, |
| 2758 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 2759 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 2760 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2761 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2762 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2763 | const uint8_t* _frm_nxt = _frm; |
| 2764 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 2765 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 2766 | uint16_t* _to_nxt = _to; |
| 2767 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2768 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2769 | to_nxt = to + (_to_nxt - _to); |
| 2770 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2771 | } |
| 2772 | |
| 2773 | codecvt<char16_t, char, mbstate_t>::result |
| 2774 | codecvt<char16_t, char, mbstate_t>::do_unshift(state_type&, |
| 2775 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 2776 | { |
| 2777 | to_nxt = to; |
| 2778 | return noconv; |
| 2779 | } |
| 2780 | |
| 2781 | int |
| 2782 | codecvt<char16_t, char, mbstate_t>::do_encoding() const throw() |
| 2783 | { |
| 2784 | return 0; |
| 2785 | } |
| 2786 | |
| 2787 | bool |
| 2788 | codecvt<char16_t, char, mbstate_t>::do_always_noconv() const throw() |
| 2789 | { |
| 2790 | return false; |
| 2791 | } |
| 2792 | |
| 2793 | int |
| 2794 | codecvt<char16_t, char, mbstate_t>::do_length(state_type&, |
| 2795 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 2796 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2797 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2798 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2799 | return utf8_to_utf16_length(_frm, _frm_end, mx); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2800 | } |
| 2801 | |
| 2802 | int |
| 2803 | codecvt<char16_t, char, mbstate_t>::do_max_length() const throw() |
| 2804 | { |
| 2805 | return 4; |
| 2806 | } |
| 2807 | |
| 2808 | // template <> class codecvt<char32_t, char, mbstate_t> |
| 2809 | |
| 2810 | locale::id codecvt<char32_t, char, mbstate_t>::id; |
| 2811 | |
| 2812 | codecvt<char32_t, char, mbstate_t>::~codecvt() |
| 2813 | { |
| 2814 | } |
| 2815 | |
| 2816 | codecvt<char32_t, char, mbstate_t>::result |
| 2817 | codecvt<char32_t, char, mbstate_t>::do_out(state_type&, |
| 2818 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 2819 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2820 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2821 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 2822 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 2823 | const uint32_t* _frm_nxt = _frm; |
| 2824 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2825 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2826 | uint8_t* _to_nxt = _to; |
| 2827 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2828 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2829 | to_nxt = to + (_to_nxt - _to); |
| 2830 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2831 | } |
| 2832 | |
| 2833 | codecvt<char32_t, char, mbstate_t>::result |
| 2834 | codecvt<char32_t, char, mbstate_t>::do_in(state_type&, |
| 2835 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 2836 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 2837 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2838 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2839 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2840 | const uint8_t* _frm_nxt = _frm; |
| 2841 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 2842 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 2843 | uint32_t* _to_nxt = _to; |
| 2844 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2845 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2846 | to_nxt = to + (_to_nxt - _to); |
| 2847 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2848 | } |
| 2849 | |
| 2850 | codecvt<char32_t, char, mbstate_t>::result |
| 2851 | codecvt<char32_t, char, mbstate_t>::do_unshift(state_type&, |
| 2852 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 2853 | { |
| 2854 | to_nxt = to; |
| 2855 | return noconv; |
| 2856 | } |
| 2857 | |
| 2858 | int |
| 2859 | codecvt<char32_t, char, mbstate_t>::do_encoding() const throw() |
| 2860 | { |
| 2861 | return 0; |
| 2862 | } |
| 2863 | |
| 2864 | bool |
| 2865 | codecvt<char32_t, char, mbstate_t>::do_always_noconv() const throw() |
| 2866 | { |
| 2867 | return false; |
| 2868 | } |
| 2869 | |
| 2870 | int |
| 2871 | codecvt<char32_t, char, mbstate_t>::do_length(state_type&, |
| 2872 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 2873 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2874 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2875 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2876 | return utf8_to_ucs4_length(_frm, _frm_end, mx); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2877 | } |
| 2878 | |
| 2879 | int |
| 2880 | codecvt<char32_t, char, mbstate_t>::do_max_length() const throw() |
| 2881 | { |
| 2882 | return 4; |
| 2883 | } |
| 2884 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2885 | // __codecvt_utf8<wchar_t> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2886 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2887 | __codecvt_utf8<wchar_t>::result |
| 2888 | __codecvt_utf8<wchar_t>::do_out(state_type&, |
| 2889 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2890 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2891 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2892 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 2893 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 2894 | const uint32_t* _frm_nxt = _frm; |
| 2895 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2896 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2897 | uint8_t* _to_nxt = _to; |
| 2898 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 2899 | _Maxcode_, _Mode_); |
| 2900 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2901 | to_nxt = to + (_to_nxt - _to); |
| 2902 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2903 | } |
| 2904 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2905 | __codecvt_utf8<wchar_t>::result |
| 2906 | __codecvt_utf8<wchar_t>::do_in(state_type&, |
| 2907 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2908 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 2909 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2910 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2911 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2912 | const uint8_t* _frm_nxt = _frm; |
| 2913 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 2914 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 2915 | uint32_t* _to_nxt = _to; |
| 2916 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 2917 | _Maxcode_, _Mode_); |
| 2918 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2919 | to_nxt = to + (_to_nxt - _to); |
| 2920 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2921 | } |
| 2922 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2923 | __codecvt_utf8<wchar_t>::result |
| 2924 | __codecvt_utf8<wchar_t>::do_unshift(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2925 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 2926 | { |
| 2927 | to_nxt = to; |
| 2928 | return noconv; |
| 2929 | } |
| 2930 | |
| 2931 | int |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2932 | __codecvt_utf8<wchar_t>::do_encoding() const throw() |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2933 | { |
| 2934 | return 0; |
| 2935 | } |
| 2936 | |
| 2937 | bool |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2938 | __codecvt_utf8<wchar_t>::do_always_noconv() const throw() |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2939 | { |
| 2940 | return false; |
| 2941 | } |
| 2942 | |
| 2943 | int |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2944 | __codecvt_utf8<wchar_t>::do_length(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2945 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 2946 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2947 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2948 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2949 | return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2950 | } |
| 2951 | |
| 2952 | int |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2953 | __codecvt_utf8<wchar_t>::do_max_length() const throw() |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2954 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2955 | if (_Mode_ & consume_header) |
| 2956 | return 7; |
| 2957 | return 4; |
| 2958 | } |
| 2959 | |
| 2960 | // __codecvt_utf8<char16_t> |
| 2961 | |
| 2962 | __codecvt_utf8<char16_t>::result |
| 2963 | __codecvt_utf8<char16_t>::do_out(state_type&, |
| 2964 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 2965 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2966 | { |
| 2967 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 2968 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 2969 | const uint16_t* _frm_nxt = _frm; |
| 2970 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2971 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2972 | uint8_t* _to_nxt = _to; |
| 2973 | result r = ucs2_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 2974 | _Maxcode_, _Mode_); |
| 2975 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2976 | to_nxt = to + (_to_nxt - _to); |
| 2977 | return r; |
| 2978 | } |
| 2979 | |
| 2980 | __codecvt_utf8<char16_t>::result |
| 2981 | __codecvt_utf8<char16_t>::do_in(state_type&, |
| 2982 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 2983 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 2984 | { |
| 2985 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2986 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2987 | const uint8_t* _frm_nxt = _frm; |
| 2988 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 2989 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 2990 | uint16_t* _to_nxt = _to; |
| 2991 | result r = utf8_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 2992 | _Maxcode_, _Mode_); |
| 2993 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2994 | to_nxt = to + (_to_nxt - _to); |
| 2995 | return r; |
| 2996 | } |
| 2997 | |
| 2998 | __codecvt_utf8<char16_t>::result |
| 2999 | __codecvt_utf8<char16_t>::do_unshift(state_type&, |
| 3000 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3001 | { |
| 3002 | to_nxt = to; |
| 3003 | return noconv; |
| 3004 | } |
| 3005 | |
| 3006 | int |
| 3007 | __codecvt_utf8<char16_t>::do_encoding() const throw() |
| 3008 | { |
| 3009 | return 0; |
| 3010 | } |
| 3011 | |
| 3012 | bool |
| 3013 | __codecvt_utf8<char16_t>::do_always_noconv() const throw() |
| 3014 | { |
| 3015 | return false; |
| 3016 | } |
| 3017 | |
| 3018 | int |
| 3019 | __codecvt_utf8<char16_t>::do_length(state_type&, |
| 3020 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3021 | { |
| 3022 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3023 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3024 | return utf8_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3025 | } |
| 3026 | |
| 3027 | int |
| 3028 | __codecvt_utf8<char16_t>::do_max_length() const throw() |
| 3029 | { |
| 3030 | if (_Mode_ & consume_header) |
| 3031 | return 6; |
| 3032 | return 3; |
| 3033 | } |
| 3034 | |
| 3035 | // __codecvt_utf8<char32_t> |
| 3036 | |
| 3037 | __codecvt_utf8<char32_t>::result |
| 3038 | __codecvt_utf8<char32_t>::do_out(state_type&, |
| 3039 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3040 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3041 | { |
| 3042 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3043 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3044 | const uint32_t* _frm_nxt = _frm; |
| 3045 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3046 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3047 | uint8_t* _to_nxt = _to; |
| 3048 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3049 | _Maxcode_, _Mode_); |
| 3050 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3051 | to_nxt = to + (_to_nxt - _to); |
| 3052 | return r; |
| 3053 | } |
| 3054 | |
| 3055 | __codecvt_utf8<char32_t>::result |
| 3056 | __codecvt_utf8<char32_t>::do_in(state_type&, |
| 3057 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3058 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3059 | { |
| 3060 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3061 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3062 | const uint8_t* _frm_nxt = _frm; |
| 3063 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3064 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3065 | uint32_t* _to_nxt = _to; |
| 3066 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3067 | _Maxcode_, _Mode_); |
| 3068 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3069 | to_nxt = to + (_to_nxt - _to); |
| 3070 | return r; |
| 3071 | } |
| 3072 | |
| 3073 | __codecvt_utf8<char32_t>::result |
| 3074 | __codecvt_utf8<char32_t>::do_unshift(state_type&, |
| 3075 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3076 | { |
| 3077 | to_nxt = to; |
| 3078 | return noconv; |
| 3079 | } |
| 3080 | |
| 3081 | int |
| 3082 | __codecvt_utf8<char32_t>::do_encoding() const throw() |
| 3083 | { |
| 3084 | return 0; |
| 3085 | } |
| 3086 | |
| 3087 | bool |
| 3088 | __codecvt_utf8<char32_t>::do_always_noconv() const throw() |
| 3089 | { |
| 3090 | return false; |
| 3091 | } |
| 3092 | |
| 3093 | int |
| 3094 | __codecvt_utf8<char32_t>::do_length(state_type&, |
| 3095 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3096 | { |
| 3097 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3098 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3099 | return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3100 | } |
| 3101 | |
| 3102 | int |
| 3103 | __codecvt_utf8<char32_t>::do_max_length() const throw() |
| 3104 | { |
| 3105 | if (_Mode_ & consume_header) |
| 3106 | return 7; |
| 3107 | return 4; |
| 3108 | } |
| 3109 | |
| 3110 | // __codecvt_utf16<wchar_t, false> |
| 3111 | |
| 3112 | __codecvt_utf16<wchar_t, false>::result |
| 3113 | __codecvt_utf16<wchar_t, false>::do_out(state_type&, |
| 3114 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3115 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3116 | { |
| 3117 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3118 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3119 | const uint32_t* _frm_nxt = _frm; |
| 3120 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3121 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3122 | uint8_t* _to_nxt = _to; |
| 3123 | result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3124 | _Maxcode_, _Mode_); |
| 3125 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3126 | to_nxt = to + (_to_nxt - _to); |
| 3127 | return r; |
| 3128 | } |
| 3129 | |
| 3130 | __codecvt_utf16<wchar_t, false>::result |
| 3131 | __codecvt_utf16<wchar_t, false>::do_in(state_type&, |
| 3132 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3133 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3134 | { |
| 3135 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3136 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3137 | const uint8_t* _frm_nxt = _frm; |
| 3138 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3139 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3140 | uint32_t* _to_nxt = _to; |
| 3141 | result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3142 | _Maxcode_, _Mode_); |
| 3143 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3144 | to_nxt = to + (_to_nxt - _to); |
| 3145 | return r; |
| 3146 | } |
| 3147 | |
| 3148 | __codecvt_utf16<wchar_t, false>::result |
| 3149 | __codecvt_utf16<wchar_t, false>::do_unshift(state_type&, |
| 3150 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3151 | { |
| 3152 | to_nxt = to; |
| 3153 | return noconv; |
| 3154 | } |
| 3155 | |
| 3156 | int |
| 3157 | __codecvt_utf16<wchar_t, false>::do_encoding() const throw() |
| 3158 | { |
| 3159 | return 0; |
| 3160 | } |
| 3161 | |
| 3162 | bool |
| 3163 | __codecvt_utf16<wchar_t, false>::do_always_noconv() const throw() |
| 3164 | { |
| 3165 | return false; |
| 3166 | } |
| 3167 | |
| 3168 | int |
| 3169 | __codecvt_utf16<wchar_t, false>::do_length(state_type&, |
| 3170 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3171 | { |
| 3172 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3173 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3174 | return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3175 | } |
| 3176 | |
| 3177 | int |
| 3178 | __codecvt_utf16<wchar_t, false>::do_max_length() const throw() |
| 3179 | { |
| 3180 | if (_Mode_ & consume_header) |
| 3181 | return 6; |
| 3182 | return 4; |
| 3183 | } |
| 3184 | |
| 3185 | // __codecvt_utf16<wchar_t, true> |
| 3186 | |
| 3187 | __codecvt_utf16<wchar_t, true>::result |
| 3188 | __codecvt_utf16<wchar_t, true>::do_out(state_type&, |
| 3189 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3190 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3191 | { |
| 3192 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3193 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3194 | const uint32_t* _frm_nxt = _frm; |
| 3195 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3196 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3197 | uint8_t* _to_nxt = _to; |
| 3198 | result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3199 | _Maxcode_, _Mode_); |
| 3200 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3201 | to_nxt = to + (_to_nxt - _to); |
| 3202 | return r; |
| 3203 | } |
| 3204 | |
| 3205 | __codecvt_utf16<wchar_t, true>::result |
| 3206 | __codecvt_utf16<wchar_t, true>::do_in(state_type&, |
| 3207 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3208 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3209 | { |
| 3210 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3211 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3212 | const uint8_t* _frm_nxt = _frm; |
| 3213 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3214 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3215 | uint32_t* _to_nxt = _to; |
| 3216 | result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3217 | _Maxcode_, _Mode_); |
| 3218 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3219 | to_nxt = to + (_to_nxt - _to); |
| 3220 | return r; |
| 3221 | } |
| 3222 | |
| 3223 | __codecvt_utf16<wchar_t, true>::result |
| 3224 | __codecvt_utf16<wchar_t, true>::do_unshift(state_type&, |
| 3225 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3226 | { |
| 3227 | to_nxt = to; |
| 3228 | return noconv; |
| 3229 | } |
| 3230 | |
| 3231 | int |
| 3232 | __codecvt_utf16<wchar_t, true>::do_encoding() const throw() |
| 3233 | { |
| 3234 | return 0; |
| 3235 | } |
| 3236 | |
| 3237 | bool |
| 3238 | __codecvt_utf16<wchar_t, true>::do_always_noconv() const throw() |
| 3239 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3240 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3241 | } |
| 3242 | |
| 3243 | int |
| 3244 | __codecvt_utf16<wchar_t, true>::do_length(state_type&, |
| 3245 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3246 | { |
| 3247 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3248 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3249 | return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3250 | } |
| 3251 | |
| 3252 | int |
| 3253 | __codecvt_utf16<wchar_t, true>::do_max_length() const throw() |
| 3254 | { |
| 3255 | if (_Mode_ & consume_header) |
| 3256 | return 6; |
| 3257 | return 4; |
| 3258 | } |
| 3259 | |
| 3260 | // __codecvt_utf16<char16_t, false> |
| 3261 | |
| 3262 | __codecvt_utf16<char16_t, false>::result |
| 3263 | __codecvt_utf16<char16_t, false>::do_out(state_type&, |
| 3264 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3265 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3266 | { |
| 3267 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3268 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3269 | const uint16_t* _frm_nxt = _frm; |
| 3270 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3271 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3272 | uint8_t* _to_nxt = _to; |
| 3273 | result r = ucs2_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3274 | _Maxcode_, _Mode_); |
| 3275 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3276 | to_nxt = to + (_to_nxt - _to); |
| 3277 | return r; |
| 3278 | } |
| 3279 | |
| 3280 | __codecvt_utf16<char16_t, false>::result |
| 3281 | __codecvt_utf16<char16_t, false>::do_in(state_type&, |
| 3282 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3283 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3284 | { |
| 3285 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3286 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3287 | const uint8_t* _frm_nxt = _frm; |
| 3288 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3289 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3290 | uint16_t* _to_nxt = _to; |
| 3291 | result r = utf16be_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3292 | _Maxcode_, _Mode_); |
| 3293 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3294 | to_nxt = to + (_to_nxt - _to); |
| 3295 | return r; |
| 3296 | } |
| 3297 | |
| 3298 | __codecvt_utf16<char16_t, false>::result |
| 3299 | __codecvt_utf16<char16_t, false>::do_unshift(state_type&, |
| 3300 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3301 | { |
| 3302 | to_nxt = to; |
| 3303 | return noconv; |
| 3304 | } |
| 3305 | |
| 3306 | int |
| 3307 | __codecvt_utf16<char16_t, false>::do_encoding() const throw() |
| 3308 | { |
| 3309 | return 0; |
| 3310 | } |
| 3311 | |
| 3312 | bool |
| 3313 | __codecvt_utf16<char16_t, false>::do_always_noconv() const throw() |
| 3314 | { |
| 3315 | return false; |
| 3316 | } |
| 3317 | |
| 3318 | int |
| 3319 | __codecvt_utf16<char16_t, false>::do_length(state_type&, |
| 3320 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3321 | { |
| 3322 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3323 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3324 | return utf16be_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3325 | } |
| 3326 | |
| 3327 | int |
| 3328 | __codecvt_utf16<char16_t, false>::do_max_length() const throw() |
| 3329 | { |
| 3330 | if (_Mode_ & consume_header) |
| 3331 | return 4; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3332 | return 2; |
| 3333 | } |
| 3334 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3335 | // __codecvt_utf16<char16_t, true> |
| 3336 | |
| 3337 | __codecvt_utf16<char16_t, true>::result |
| 3338 | __codecvt_utf16<char16_t, true>::do_out(state_type&, |
| 3339 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3340 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3341 | { |
| 3342 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3343 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3344 | const uint16_t* _frm_nxt = _frm; |
| 3345 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3346 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3347 | uint8_t* _to_nxt = _to; |
| 3348 | result r = ucs2_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3349 | _Maxcode_, _Mode_); |
| 3350 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3351 | to_nxt = to + (_to_nxt - _to); |
| 3352 | return r; |
| 3353 | } |
| 3354 | |
| 3355 | __codecvt_utf16<char16_t, true>::result |
| 3356 | __codecvt_utf16<char16_t, true>::do_in(state_type&, |
| 3357 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3358 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3359 | { |
| 3360 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3361 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3362 | const uint8_t* _frm_nxt = _frm; |
| 3363 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3364 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3365 | uint16_t* _to_nxt = _to; |
| 3366 | result r = utf16le_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3367 | _Maxcode_, _Mode_); |
| 3368 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3369 | to_nxt = to + (_to_nxt - _to); |
| 3370 | return r; |
| 3371 | } |
| 3372 | |
| 3373 | __codecvt_utf16<char16_t, true>::result |
| 3374 | __codecvt_utf16<char16_t, true>::do_unshift(state_type&, |
| 3375 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3376 | { |
| 3377 | to_nxt = to; |
| 3378 | return noconv; |
| 3379 | } |
| 3380 | |
| 3381 | int |
| 3382 | __codecvt_utf16<char16_t, true>::do_encoding() const throw() |
| 3383 | { |
| 3384 | return 0; |
| 3385 | } |
| 3386 | |
| 3387 | bool |
| 3388 | __codecvt_utf16<char16_t, true>::do_always_noconv() const throw() |
| 3389 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3390 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3391 | } |
| 3392 | |
| 3393 | int |
| 3394 | __codecvt_utf16<char16_t, true>::do_length(state_type&, |
| 3395 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3396 | { |
| 3397 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3398 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3399 | return utf16le_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3400 | } |
| 3401 | |
| 3402 | int |
| 3403 | __codecvt_utf16<char16_t, true>::do_max_length() const throw() |
| 3404 | { |
| 3405 | if (_Mode_ & consume_header) |
| 3406 | return 4; |
| 3407 | return 2; |
| 3408 | } |
| 3409 | |
| 3410 | // __codecvt_utf16<char32_t, false> |
| 3411 | |
| 3412 | __codecvt_utf16<char32_t, false>::result |
| 3413 | __codecvt_utf16<char32_t, false>::do_out(state_type&, |
| 3414 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3415 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3416 | { |
| 3417 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3418 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3419 | const uint32_t* _frm_nxt = _frm; |
| 3420 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3421 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3422 | uint8_t* _to_nxt = _to; |
| 3423 | result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3424 | _Maxcode_, _Mode_); |
| 3425 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3426 | to_nxt = to + (_to_nxt - _to); |
| 3427 | return r; |
| 3428 | } |
| 3429 | |
| 3430 | __codecvt_utf16<char32_t, false>::result |
| 3431 | __codecvt_utf16<char32_t, false>::do_in(state_type&, |
| 3432 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3433 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3434 | { |
| 3435 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3436 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3437 | const uint8_t* _frm_nxt = _frm; |
| 3438 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3439 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3440 | uint32_t* _to_nxt = _to; |
| 3441 | result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3442 | _Maxcode_, _Mode_); |
| 3443 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3444 | to_nxt = to + (_to_nxt - _to); |
| 3445 | return r; |
| 3446 | } |
| 3447 | |
| 3448 | __codecvt_utf16<char32_t, false>::result |
| 3449 | __codecvt_utf16<char32_t, false>::do_unshift(state_type&, |
| 3450 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3451 | { |
| 3452 | to_nxt = to; |
| 3453 | return noconv; |
| 3454 | } |
| 3455 | |
| 3456 | int |
| 3457 | __codecvt_utf16<char32_t, false>::do_encoding() const throw() |
| 3458 | { |
| 3459 | return 0; |
| 3460 | } |
| 3461 | |
| 3462 | bool |
| 3463 | __codecvt_utf16<char32_t, false>::do_always_noconv() const throw() |
| 3464 | { |
| 3465 | return false; |
| 3466 | } |
| 3467 | |
| 3468 | int |
| 3469 | __codecvt_utf16<char32_t, false>::do_length(state_type&, |
| 3470 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3471 | { |
| 3472 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3473 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3474 | return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3475 | } |
| 3476 | |
| 3477 | int |
| 3478 | __codecvt_utf16<char32_t, false>::do_max_length() const throw() |
| 3479 | { |
| 3480 | if (_Mode_ & consume_header) |
| 3481 | return 6; |
| 3482 | return 4; |
| 3483 | } |
| 3484 | |
| 3485 | // __codecvt_utf16<char32_t, true> |
| 3486 | |
| 3487 | __codecvt_utf16<char32_t, true>::result |
| 3488 | __codecvt_utf16<char32_t, true>::do_out(state_type&, |
| 3489 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3490 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3491 | { |
| 3492 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3493 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3494 | const uint32_t* _frm_nxt = _frm; |
| 3495 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3496 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3497 | uint8_t* _to_nxt = _to; |
| 3498 | result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3499 | _Maxcode_, _Mode_); |
| 3500 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3501 | to_nxt = to + (_to_nxt - _to); |
| 3502 | return r; |
| 3503 | } |
| 3504 | |
| 3505 | __codecvt_utf16<char32_t, true>::result |
| 3506 | __codecvt_utf16<char32_t, true>::do_in(state_type&, |
| 3507 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3508 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3509 | { |
| 3510 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3511 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3512 | const uint8_t* _frm_nxt = _frm; |
| 3513 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3514 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3515 | uint32_t* _to_nxt = _to; |
| 3516 | result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3517 | _Maxcode_, _Mode_); |
| 3518 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3519 | to_nxt = to + (_to_nxt - _to); |
| 3520 | return r; |
| 3521 | } |
| 3522 | |
| 3523 | __codecvt_utf16<char32_t, true>::result |
| 3524 | __codecvt_utf16<char32_t, true>::do_unshift(state_type&, |
| 3525 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3526 | { |
| 3527 | to_nxt = to; |
| 3528 | return noconv; |
| 3529 | } |
| 3530 | |
| 3531 | int |
| 3532 | __codecvt_utf16<char32_t, true>::do_encoding() const throw() |
| 3533 | { |
| 3534 | return 0; |
| 3535 | } |
| 3536 | |
| 3537 | bool |
| 3538 | __codecvt_utf16<char32_t, true>::do_always_noconv() const throw() |
| 3539 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3540 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3541 | } |
| 3542 | |
| 3543 | int |
| 3544 | __codecvt_utf16<char32_t, true>::do_length(state_type&, |
| 3545 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3546 | { |
| 3547 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3548 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3549 | return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3550 | } |
| 3551 | |
| 3552 | int |
| 3553 | __codecvt_utf16<char32_t, true>::do_max_length() const throw() |
| 3554 | { |
| 3555 | if (_Mode_ & consume_header) |
| 3556 | return 6; |
| 3557 | return 4; |
| 3558 | } |
| 3559 | |
| 3560 | // __codecvt_utf8_utf16<wchar_t> |
| 3561 | |
| 3562 | __codecvt_utf8_utf16<wchar_t>::result |
| 3563 | __codecvt_utf8_utf16<wchar_t>::do_out(state_type&, |
| 3564 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3565 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3566 | { |
| 3567 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3568 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3569 | const uint32_t* _frm_nxt = _frm; |
| 3570 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3571 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3572 | uint8_t* _to_nxt = _to; |
| 3573 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3574 | _Maxcode_, _Mode_); |
| 3575 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3576 | to_nxt = to + (_to_nxt - _to); |
| 3577 | return r; |
| 3578 | } |
| 3579 | |
| 3580 | __codecvt_utf8_utf16<wchar_t>::result |
| 3581 | __codecvt_utf8_utf16<wchar_t>::do_in(state_type&, |
| 3582 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3583 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3584 | { |
| 3585 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3586 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3587 | const uint8_t* _frm_nxt = _frm; |
| 3588 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3589 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3590 | uint32_t* _to_nxt = _to; |
| 3591 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3592 | _Maxcode_, _Mode_); |
| 3593 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3594 | to_nxt = to + (_to_nxt - _to); |
| 3595 | return r; |
| 3596 | } |
| 3597 | |
| 3598 | __codecvt_utf8_utf16<wchar_t>::result |
| 3599 | __codecvt_utf8_utf16<wchar_t>::do_unshift(state_type&, |
| 3600 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3601 | { |
| 3602 | to_nxt = to; |
| 3603 | return noconv; |
| 3604 | } |
| 3605 | |
| 3606 | int |
| 3607 | __codecvt_utf8_utf16<wchar_t>::do_encoding() const throw() |
| 3608 | { |
| 3609 | return 0; |
| 3610 | } |
| 3611 | |
| 3612 | bool |
| 3613 | __codecvt_utf8_utf16<wchar_t>::do_always_noconv() const throw() |
| 3614 | { |
| 3615 | return false; |
| 3616 | } |
| 3617 | |
| 3618 | int |
| 3619 | __codecvt_utf8_utf16<wchar_t>::do_length(state_type&, |
| 3620 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3621 | { |
| 3622 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3623 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3624 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3625 | } |
| 3626 | |
| 3627 | int |
| 3628 | __codecvt_utf8_utf16<wchar_t>::do_max_length() const throw() |
| 3629 | { |
| 3630 | if (_Mode_ & consume_header) |
| 3631 | return 7; |
| 3632 | return 4; |
| 3633 | } |
| 3634 | |
| 3635 | // __codecvt_utf8_utf16<char16_t> |
| 3636 | |
| 3637 | __codecvt_utf8_utf16<char16_t>::result |
| 3638 | __codecvt_utf8_utf16<char16_t>::do_out(state_type&, |
| 3639 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3640 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3641 | { |
| 3642 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3643 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3644 | const uint16_t* _frm_nxt = _frm; |
| 3645 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3646 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3647 | uint8_t* _to_nxt = _to; |
| 3648 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3649 | _Maxcode_, _Mode_); |
| 3650 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3651 | to_nxt = to + (_to_nxt - _to); |
| 3652 | return r; |
| 3653 | } |
| 3654 | |
| 3655 | __codecvt_utf8_utf16<char16_t>::result |
| 3656 | __codecvt_utf8_utf16<char16_t>::do_in(state_type&, |
| 3657 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3658 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3659 | { |
| 3660 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3661 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3662 | const uint8_t* _frm_nxt = _frm; |
| 3663 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3664 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3665 | uint16_t* _to_nxt = _to; |
| 3666 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3667 | _Maxcode_, _Mode_); |
| 3668 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3669 | to_nxt = to + (_to_nxt - _to); |
| 3670 | return r; |
| 3671 | } |
| 3672 | |
| 3673 | __codecvt_utf8_utf16<char16_t>::result |
| 3674 | __codecvt_utf8_utf16<char16_t>::do_unshift(state_type&, |
| 3675 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3676 | { |
| 3677 | to_nxt = to; |
| 3678 | return noconv; |
| 3679 | } |
| 3680 | |
| 3681 | int |
| 3682 | __codecvt_utf8_utf16<char16_t>::do_encoding() const throw() |
| 3683 | { |
| 3684 | return 0; |
| 3685 | } |
| 3686 | |
| 3687 | bool |
| 3688 | __codecvt_utf8_utf16<char16_t>::do_always_noconv() const throw() |
| 3689 | { |
| 3690 | return false; |
| 3691 | } |
| 3692 | |
| 3693 | int |
| 3694 | __codecvt_utf8_utf16<char16_t>::do_length(state_type&, |
| 3695 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3696 | { |
| 3697 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3698 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3699 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3700 | } |
| 3701 | |
| 3702 | int |
| 3703 | __codecvt_utf8_utf16<char16_t>::do_max_length() const throw() |
| 3704 | { |
| 3705 | if (_Mode_ & consume_header) |
| 3706 | return 7; |
| 3707 | return 4; |
| 3708 | } |
| 3709 | |
| 3710 | // __codecvt_utf8_utf16<char32_t> |
| 3711 | |
| 3712 | __codecvt_utf8_utf16<char32_t>::result |
| 3713 | __codecvt_utf8_utf16<char32_t>::do_out(state_type&, |
| 3714 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3715 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3716 | { |
| 3717 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3718 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3719 | const uint32_t* _frm_nxt = _frm; |
| 3720 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3721 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3722 | uint8_t* _to_nxt = _to; |
| 3723 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3724 | _Maxcode_, _Mode_); |
| 3725 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3726 | to_nxt = to + (_to_nxt - _to); |
| 3727 | return r; |
| 3728 | } |
| 3729 | |
| 3730 | __codecvt_utf8_utf16<char32_t>::result |
| 3731 | __codecvt_utf8_utf16<char32_t>::do_in(state_type&, |
| 3732 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3733 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3734 | { |
| 3735 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3736 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3737 | const uint8_t* _frm_nxt = _frm; |
| 3738 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3739 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3740 | uint32_t* _to_nxt = _to; |
| 3741 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3742 | _Maxcode_, _Mode_); |
| 3743 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3744 | to_nxt = to + (_to_nxt - _to); |
| 3745 | return r; |
| 3746 | } |
| 3747 | |
| 3748 | __codecvt_utf8_utf16<char32_t>::result |
| 3749 | __codecvt_utf8_utf16<char32_t>::do_unshift(state_type&, |
| 3750 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3751 | { |
| 3752 | to_nxt = to; |
| 3753 | return noconv; |
| 3754 | } |
| 3755 | |
| 3756 | int |
| 3757 | __codecvt_utf8_utf16<char32_t>::do_encoding() const throw() |
| 3758 | { |
| 3759 | return 0; |
| 3760 | } |
| 3761 | |
| 3762 | bool |
| 3763 | __codecvt_utf8_utf16<char32_t>::do_always_noconv() const throw() |
| 3764 | { |
| 3765 | return false; |
| 3766 | } |
| 3767 | |
| 3768 | int |
| 3769 | __codecvt_utf8_utf16<char32_t>::do_length(state_type&, |
| 3770 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3771 | { |
| 3772 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3773 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3774 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3775 | } |
| 3776 | |
| 3777 | int |
| 3778 | __codecvt_utf8_utf16<char32_t>::do_max_length() const throw() |
| 3779 | { |
| 3780 | if (_Mode_ & consume_header) |
| 3781 | return 7; |
| 3782 | return 4; |
| 3783 | } |
| 3784 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3785 | // __narrow_to_utf8<16> |
| 3786 | |
| 3787 | __narrow_to_utf8<16>::~__narrow_to_utf8() |
| 3788 | { |
| 3789 | } |
| 3790 | |
| 3791 | // __narrow_to_utf8<32> |
| 3792 | |
| 3793 | __narrow_to_utf8<32>::~__narrow_to_utf8() |
| 3794 | { |
| 3795 | } |
| 3796 | |
| 3797 | // __widen_from_utf8<16> |
| 3798 | |
| 3799 | __widen_from_utf8<16>::~__widen_from_utf8() |
| 3800 | { |
| 3801 | } |
| 3802 | |
| 3803 | // __widen_from_utf8<32> |
| 3804 | |
| 3805 | __widen_from_utf8<32>::~__widen_from_utf8() |
| 3806 | { |
| 3807 | } |
| 3808 | |
| 3809 | // numpunct<char> && numpunct<wchar_t> |
| 3810 | |
| 3811 | locale::id numpunct< char >::id; |
| 3812 | locale::id numpunct<wchar_t>::id; |
| 3813 | |
| 3814 | numpunct<char>::numpunct(size_t refs) |
| 3815 | : locale::facet(refs), |
| 3816 | __decimal_point_('.'), |
| 3817 | __thousands_sep_(',') |
| 3818 | { |
| 3819 | } |
| 3820 | |
| 3821 | numpunct<wchar_t>::numpunct(size_t refs) |
| 3822 | : locale::facet(refs), |
| 3823 | __decimal_point_(L'.'), |
| 3824 | __thousands_sep_(L',') |
| 3825 | { |
| 3826 | } |
| 3827 | |
| 3828 | numpunct<char>::~numpunct() |
| 3829 | { |
| 3830 | } |
| 3831 | |
| 3832 | numpunct<wchar_t>::~numpunct() |
| 3833 | { |
| 3834 | } |
| 3835 | |
| 3836 | char numpunct< char >::do_decimal_point() const {return __decimal_point_;} |
| 3837 | wchar_t numpunct<wchar_t>::do_decimal_point() const {return __decimal_point_;} |
| 3838 | |
| 3839 | char numpunct< char >::do_thousands_sep() const {return __thousands_sep_;} |
| 3840 | wchar_t numpunct<wchar_t>::do_thousands_sep() const {return __thousands_sep_;} |
| 3841 | |
| 3842 | string numpunct< char >::do_grouping() const {return __grouping_;} |
| 3843 | string numpunct<wchar_t>::do_grouping() const {return __grouping_;} |
| 3844 | |
| 3845 | string numpunct< char >::do_truename() const {return "true";} |
| 3846 | wstring numpunct<wchar_t>::do_truename() const {return L"true";} |
| 3847 | |
| 3848 | string numpunct< char >::do_falsename() const {return "false";} |
| 3849 | wstring numpunct<wchar_t>::do_falsename() const {return L"false";} |
| 3850 | |
| 3851 | // numpunct_byname<char> |
| 3852 | |
| 3853 | numpunct_byname<char>::numpunct_byname(const char* nm, size_t refs) |
| 3854 | : numpunct<char>(refs) |
| 3855 | { |
| 3856 | __init(nm); |
| 3857 | } |
| 3858 | |
| 3859 | numpunct_byname<char>::numpunct_byname(const string& nm, size_t refs) |
| 3860 | : numpunct<char>(refs) |
| 3861 | { |
| 3862 | __init(nm.c_str()); |
| 3863 | } |
| 3864 | |
| 3865 | numpunct_byname<char>::~numpunct_byname() |
| 3866 | { |
| 3867 | } |
| 3868 | |
| 3869 | void |
| 3870 | numpunct_byname<char>::__init(const char* nm) |
| 3871 | { |
| 3872 | if (strcmp(nm, "C") != 0) |
| 3873 | { |
| 3874 | unique_ptr<_xlocale, int(*)(locale_t)> loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 3875 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3876 | if (loc == 0) |
| 3877 | throw runtime_error("numpunct_byname<char>::numpunct_byname" |
| 3878 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 3879 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3880 | lconv* lc = localeconv_l(loc.get()); |
| 3881 | if (*lc->decimal_point) |
| 3882 | __decimal_point_ = *lc->decimal_point; |
| 3883 | if (*lc->thousands_sep) |
| 3884 | __thousands_sep_ = *lc->thousands_sep; |
| 3885 | __grouping_ = lc->grouping; |
| 3886 | // locallization for truename and falsename is not available |
| 3887 | } |
| 3888 | } |
| 3889 | |
| 3890 | // numpunct_byname<wchar_t> |
| 3891 | |
| 3892 | numpunct_byname<wchar_t>::numpunct_byname(const char* nm, size_t refs) |
| 3893 | : numpunct<wchar_t>(refs) |
| 3894 | { |
| 3895 | __init(nm); |
| 3896 | } |
| 3897 | |
| 3898 | numpunct_byname<wchar_t>::numpunct_byname(const string& nm, size_t refs) |
| 3899 | : numpunct<wchar_t>(refs) |
| 3900 | { |
| 3901 | __init(nm.c_str()); |
| 3902 | } |
| 3903 | |
| 3904 | numpunct_byname<wchar_t>::~numpunct_byname() |
| 3905 | { |
| 3906 | } |
| 3907 | |
| 3908 | void |
| 3909 | numpunct_byname<wchar_t>::__init(const char* nm) |
| 3910 | { |
| 3911 | if (strcmp(nm, "C") != 0) |
| 3912 | { |
| 3913 | unique_ptr<_xlocale, int(*)(locale_t)> loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 3914 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3915 | if (loc == 0) |
| 3916 | throw runtime_error("numpunct_byname<char>::numpunct_byname" |
| 3917 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 3918 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3919 | lconv* lc = localeconv_l(loc.get()); |
| 3920 | if (*lc->decimal_point) |
| 3921 | __decimal_point_ = *lc->decimal_point; |
| 3922 | if (*lc->thousands_sep) |
| 3923 | __thousands_sep_ = *lc->thousands_sep; |
| 3924 | __grouping_ = lc->grouping; |
| 3925 | // locallization for truename and falsename is not available |
| 3926 | } |
| 3927 | } |
| 3928 | |
| 3929 | // num_get helpers |
| 3930 | |
| 3931 | int |
| 3932 | __num_get_base::__get_base(ios_base& iob) |
| 3933 | { |
| 3934 | ios_base::fmtflags __basefield = iob.flags() & ios_base::basefield; |
| 3935 | if (__basefield == ios_base::oct) |
| 3936 | return 8; |
| 3937 | else if (__basefield == ios_base::hex) |
| 3938 | return 16; |
| 3939 | else if (__basefield == 0) |
| 3940 | return 0; |
| 3941 | return 10; |
| 3942 | } |
| 3943 | |
| 3944 | const char __num_get_base::__src[33] = "0123456789abcdefABCDEFxX+-pPiInN"; |
| 3945 | |
| 3946 | void |
| 3947 | __check_grouping(const string& __grouping, unsigned* __g, unsigned* __g_end, |
| 3948 | ios_base::iostate& __err) |
| 3949 | { |
| 3950 | if (__grouping.size() != 0) |
| 3951 | { |
| 3952 | reverse(__g, __g_end); |
| 3953 | const char* __ig = __grouping.data(); |
| 3954 | const char* __eg = __ig + __grouping.size(); |
| 3955 | for (unsigned* __r = __g; __r < __g_end-1; ++__r) |
| 3956 | { |
| 3957 | if (0 < *__ig && *__ig < numeric_limits<char>::max()) |
| 3958 | { |
| 3959 | if (*__ig != *__r) |
| 3960 | { |
| 3961 | __err = ios_base::failbit; |
| 3962 | return; |
| 3963 | } |
| 3964 | } |
| 3965 | if (__eg - __ig > 1) |
| 3966 | ++__ig; |
| 3967 | } |
| 3968 | if (0 < *__ig && *__ig < numeric_limits<char>::max()) |
| 3969 | { |
| 3970 | if (*__ig < __g_end[-1] || __g_end[-1] == 0) |
| 3971 | __err = ios_base::failbit; |
| 3972 | } |
| 3973 | } |
| 3974 | } |
| 3975 | |
| 3976 | void |
| 3977 | __num_put_base::__format_int(char* __fmtp, const char* __len, bool __signd, |
| 3978 | ios_base::fmtflags __flags) |
| 3979 | { |
| 3980 | if (__flags & ios_base::showpos) |
| 3981 | *__fmtp++ = '+'; |
| 3982 | if (__flags & ios_base::showbase) |
| 3983 | *__fmtp++ = '#'; |
| 3984 | while(*__len) |
| 3985 | *__fmtp++ = *__len++; |
| 3986 | if ((__flags & ios_base::basefield) == ios_base::oct) |
| 3987 | *__fmtp = 'o'; |
| 3988 | else if ((__flags & ios_base::basefield) == ios_base::hex) |
| 3989 | { |
| 3990 | if (__flags & ios_base::uppercase) |
| 3991 | *__fmtp = 'X'; |
| 3992 | else |
| 3993 | *__fmtp = 'x'; |
| 3994 | } |
| 3995 | else if (__signd) |
| 3996 | *__fmtp = 'd'; |
| 3997 | else |
| 3998 | *__fmtp = 'u'; |
| 3999 | } |
| 4000 | |
| 4001 | bool |
| 4002 | __num_put_base::__format_float(char* __fmtp, const char* __len, |
| 4003 | ios_base::fmtflags __flags) |
| 4004 | { |
| 4005 | bool specify_precision = true; |
| 4006 | if (__flags & ios_base::showpos) |
| 4007 | *__fmtp++ = '+'; |
| 4008 | if (__flags & ios_base::showpoint) |
| 4009 | *__fmtp++ = '#'; |
| 4010 | ios_base::fmtflags floatfield = __flags & ios_base::floatfield; |
| 4011 | bool uppercase = __flags & ios_base::uppercase; |
| 4012 | if (floatfield == (ios_base::fixed | ios_base::scientific)) |
| 4013 | specify_precision = false; |
| 4014 | else |
| 4015 | { |
| 4016 | *__fmtp++ = '.'; |
| 4017 | *__fmtp++ = '*'; |
| 4018 | } |
| 4019 | while(*__len) |
| 4020 | *__fmtp++ = *__len++; |
| 4021 | if (floatfield == ios_base::fixed) |
| 4022 | { |
| 4023 | if (uppercase) |
| 4024 | *__fmtp = 'F'; |
| 4025 | else |
| 4026 | *__fmtp = 'f'; |
| 4027 | } |
| 4028 | else if (floatfield == ios_base::scientific) |
| 4029 | { |
| 4030 | if (uppercase) |
| 4031 | *__fmtp = 'E'; |
| 4032 | else |
| 4033 | *__fmtp = 'e'; |
| 4034 | } |
| 4035 | else if (floatfield == (ios_base::fixed | ios_base::scientific)) |
| 4036 | { |
| 4037 | if (uppercase) |
| 4038 | *__fmtp = 'A'; |
| 4039 | else |
| 4040 | *__fmtp = 'a'; |
| 4041 | } |
| 4042 | else |
| 4043 | { |
| 4044 | if (uppercase) |
| 4045 | *__fmtp = 'G'; |
| 4046 | else |
| 4047 | *__fmtp = 'g'; |
| 4048 | } |
| 4049 | return specify_precision; |
| 4050 | } |
| 4051 | |
| 4052 | char* |
| 4053 | __num_put_base::__identify_padding(char* __nb, char* __ne, |
| 4054 | const ios_base& __iob) |
| 4055 | { |
| 4056 | switch (__iob.flags() & ios_base::adjustfield) |
| 4057 | { |
| 4058 | case ios_base::internal: |
| 4059 | if (__nb[0] == '-' || __nb[0] == '+') |
| 4060 | return __nb+1; |
| 4061 | if (__ne - __nb >= 2 && __nb[0] == '0' |
| 4062 | && (__nb[1] == 'x' || __nb[1] == 'X')) |
| 4063 | return __nb+2; |
| 4064 | break; |
| 4065 | case ios_base::left: |
| 4066 | return __ne; |
| 4067 | case ios_base::right: |
| 4068 | default: |
| 4069 | break; |
| 4070 | } |
| 4071 | return __nb; |
| 4072 | } |
| 4073 | |
| 4074 | // time_get |
| 4075 | |
| 4076 | static |
| 4077 | string* |
| 4078 | init_weeks() |
| 4079 | { |
| 4080 | static string weeks[14]; |
| 4081 | weeks[0] = "Sunday"; |
| 4082 | weeks[1] = "Monday"; |
| 4083 | weeks[2] = "Tuesday"; |
| 4084 | weeks[3] = "Wednesday"; |
| 4085 | weeks[4] = "Thursday"; |
| 4086 | weeks[5] = "Friday"; |
| 4087 | weeks[6] = "Saturday"; |
| 4088 | weeks[7] = "Sun"; |
| 4089 | weeks[8] = "Mon"; |
| 4090 | weeks[9] = "Tue"; |
| 4091 | weeks[10] = "Wed"; |
| 4092 | weeks[11] = "Thu"; |
| 4093 | weeks[12] = "Fri"; |
| 4094 | weeks[13] = "Sat"; |
| 4095 | return weeks; |
| 4096 | } |
| 4097 | |
| 4098 | static |
| 4099 | wstring* |
| 4100 | init_wweeks() |
| 4101 | { |
| 4102 | static wstring weeks[14]; |
| 4103 | weeks[0] = L"Sunday"; |
| 4104 | weeks[1] = L"Monday"; |
| 4105 | weeks[2] = L"Tuesday"; |
| 4106 | weeks[3] = L"Wednesday"; |
| 4107 | weeks[4] = L"Thursday"; |
| 4108 | weeks[5] = L"Friday"; |
| 4109 | weeks[6] = L"Saturday"; |
| 4110 | weeks[7] = L"Sun"; |
| 4111 | weeks[8] = L"Mon"; |
| 4112 | weeks[9] = L"Tue"; |
| 4113 | weeks[10] = L"Wed"; |
| 4114 | weeks[11] = L"Thu"; |
| 4115 | weeks[12] = L"Fri"; |
| 4116 | weeks[13] = L"Sat"; |
| 4117 | return weeks; |
| 4118 | } |
| 4119 | |
| 4120 | template <> |
| 4121 | const string* |
| 4122 | __time_get_c_storage<char>::__weeks() const |
| 4123 | { |
| 4124 | static const string* weeks = init_weeks(); |
| 4125 | return weeks; |
| 4126 | } |
| 4127 | |
| 4128 | template <> |
| 4129 | const wstring* |
| 4130 | __time_get_c_storage<wchar_t>::__weeks() const |
| 4131 | { |
| 4132 | static const wstring* weeks = init_wweeks(); |
| 4133 | return weeks; |
| 4134 | } |
| 4135 | |
| 4136 | static |
| 4137 | string* |
| 4138 | init_months() |
| 4139 | { |
| 4140 | static string months[24]; |
| 4141 | months[0] = "January"; |
| 4142 | months[1] = "February"; |
| 4143 | months[2] = "March"; |
| 4144 | months[3] = "April"; |
| 4145 | months[4] = "May"; |
| 4146 | months[5] = "June"; |
| 4147 | months[6] = "July"; |
| 4148 | months[7] = "August"; |
| 4149 | months[8] = "September"; |
| 4150 | months[9] = "October"; |
| 4151 | months[10] = "November"; |
| 4152 | months[11] = "December"; |
| 4153 | months[12] = "Jan"; |
| 4154 | months[13] = "Feb"; |
| 4155 | months[14] = "Mar"; |
| 4156 | months[15] = "Apr"; |
| 4157 | months[16] = "May"; |
| 4158 | months[17] = "Jun"; |
| 4159 | months[18] = "Jul"; |
| 4160 | months[19] = "Aug"; |
| 4161 | months[20] = "Sep"; |
| 4162 | months[21] = "Oct"; |
| 4163 | months[22] = "Nov"; |
| 4164 | months[23] = "Dec"; |
| 4165 | return months; |
| 4166 | } |
| 4167 | |
| 4168 | static |
| 4169 | wstring* |
| 4170 | init_wmonths() |
| 4171 | { |
| 4172 | static wstring months[24]; |
| 4173 | months[0] = L"January"; |
| 4174 | months[1] = L"February"; |
| 4175 | months[2] = L"March"; |
| 4176 | months[3] = L"April"; |
| 4177 | months[4] = L"May"; |
| 4178 | months[5] = L"June"; |
| 4179 | months[6] = L"July"; |
| 4180 | months[7] = L"August"; |
| 4181 | months[8] = L"September"; |
| 4182 | months[9] = L"October"; |
| 4183 | months[10] = L"November"; |
| 4184 | months[11] = L"December"; |
| 4185 | months[12] = L"Jan"; |
| 4186 | months[13] = L"Feb"; |
| 4187 | months[14] = L"Mar"; |
| 4188 | months[15] = L"Apr"; |
| 4189 | months[16] = L"May"; |
| 4190 | months[17] = L"Jun"; |
| 4191 | months[18] = L"Jul"; |
| 4192 | months[19] = L"Aug"; |
| 4193 | months[20] = L"Sep"; |
| 4194 | months[21] = L"Oct"; |
| 4195 | months[22] = L"Nov"; |
| 4196 | months[23] = L"Dec"; |
| 4197 | return months; |
| 4198 | } |
| 4199 | |
| 4200 | template <> |
| 4201 | const string* |
| 4202 | __time_get_c_storage<char>::__months() const |
| 4203 | { |
| 4204 | static const string* months = init_months(); |
| 4205 | return months; |
| 4206 | } |
| 4207 | |
| 4208 | template <> |
| 4209 | const wstring* |
| 4210 | __time_get_c_storage<wchar_t>::__months() const |
| 4211 | { |
| 4212 | static const wstring* months = init_wmonths(); |
| 4213 | return months; |
| 4214 | } |
| 4215 | |
| 4216 | static |
| 4217 | string* |
| 4218 | init_am_pm() |
| 4219 | { |
| 4220 | static string am_pm[24]; |
| 4221 | am_pm[0] = "AM"; |
| 4222 | am_pm[1] = "PM"; |
| 4223 | return am_pm; |
| 4224 | } |
| 4225 | |
| 4226 | static |
| 4227 | wstring* |
| 4228 | init_wam_pm() |
| 4229 | { |
| 4230 | static wstring am_pm[24]; |
| 4231 | am_pm[0] = L"AM"; |
| 4232 | am_pm[1] = L"PM"; |
| 4233 | return am_pm; |
| 4234 | } |
| 4235 | |
| 4236 | template <> |
| 4237 | const string* |
| 4238 | __time_get_c_storage<char>::__am_pm() const |
| 4239 | { |
| 4240 | static const string* am_pm = init_am_pm(); |
| 4241 | return am_pm; |
| 4242 | } |
| 4243 | |
| 4244 | template <> |
| 4245 | const wstring* |
| 4246 | __time_get_c_storage<wchar_t>::__am_pm() const |
| 4247 | { |
| 4248 | static const wstring* am_pm = init_wam_pm(); |
| 4249 | return am_pm; |
| 4250 | } |
| 4251 | |
| 4252 | template <> |
| 4253 | const string& |
| 4254 | __time_get_c_storage<char>::__x() const |
| 4255 | { |
| 4256 | static string s("%m/%d/%y"); |
| 4257 | return s; |
| 4258 | } |
| 4259 | |
| 4260 | template <> |
| 4261 | const wstring& |
| 4262 | __time_get_c_storage<wchar_t>::__x() const |
| 4263 | { |
| 4264 | static wstring s(L"%m/%d/%y"); |
| 4265 | return s; |
| 4266 | } |
| 4267 | |
| 4268 | template <> |
| 4269 | const string& |
| 4270 | __time_get_c_storage<char>::__X() const |
| 4271 | { |
| 4272 | static string s("%H:%M:%S"); |
| 4273 | return s; |
| 4274 | } |
| 4275 | |
| 4276 | template <> |
| 4277 | const wstring& |
| 4278 | __time_get_c_storage<wchar_t>::__X() const |
| 4279 | { |
| 4280 | static wstring s(L"%H:%M:%S"); |
| 4281 | return s; |
| 4282 | } |
| 4283 | |
| 4284 | template <> |
| 4285 | const string& |
| 4286 | __time_get_c_storage<char>::__c() const |
| 4287 | { |
| 4288 | static string s("%a %b %d %H:%M:%S %Y"); |
| 4289 | return s; |
| 4290 | } |
| 4291 | |
| 4292 | template <> |
| 4293 | const wstring& |
| 4294 | __time_get_c_storage<wchar_t>::__c() const |
| 4295 | { |
| 4296 | static wstring s(L"%a %b %d %H:%M:%S %Y"); |
| 4297 | return s; |
| 4298 | } |
| 4299 | |
| 4300 | template <> |
| 4301 | const string& |
| 4302 | __time_get_c_storage<char>::__r() const |
| 4303 | { |
| 4304 | static string s("%I:%M:%S %p"); |
| 4305 | return s; |
| 4306 | } |
| 4307 | |
| 4308 | template <> |
| 4309 | const wstring& |
| 4310 | __time_get_c_storage<wchar_t>::__r() const |
| 4311 | { |
| 4312 | static wstring s(L"%I:%M:%S %p"); |
| 4313 | return s; |
| 4314 | } |
| 4315 | |
| 4316 | // time_get_byname |
| 4317 | |
| 4318 | __time_get::__time_get(const char* nm) |
| 4319 | : __loc_(newlocale(LC_ALL_MASK, nm, 0)) |
| 4320 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4321 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4322 | if (__loc_ == 0) |
| 4323 | throw runtime_error("time_get_byname" |
| 4324 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4325 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4326 | } |
| 4327 | |
| 4328 | __time_get::__time_get(const string& nm) |
| 4329 | : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) |
| 4330 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4331 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4332 | if (__loc_ == 0) |
| 4333 | throw runtime_error("time_get_byname" |
| 4334 | " failed to construct for " + nm); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4335 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4336 | } |
| 4337 | |
| 4338 | __time_get::~__time_get() |
| 4339 | { |
| 4340 | freelocale(__loc_); |
| 4341 | } |
| 4342 | |
| 4343 | template <> |
| 4344 | string |
| 4345 | __time_get_storage<char>::__analyze(char fmt, const ctype<char>& ct) |
| 4346 | { |
| 4347 | tm t; |
| 4348 | t.tm_sec = 59; |
| 4349 | t.tm_min = 55; |
| 4350 | t.tm_hour = 23; |
| 4351 | t.tm_mday = 31; |
| 4352 | t.tm_mon = 11; |
| 4353 | t.tm_year = 161; |
| 4354 | t.tm_wday = 6; |
| 4355 | t.tm_yday = 364; |
| 4356 | t.tm_isdst = -1; |
| 4357 | char buf[100]; |
| 4358 | char f[3] = {0}; |
| 4359 | f[0] = '%'; |
| 4360 | f[1] = fmt; |
| 4361 | size_t n = strftime_l(buf, 100, f, &t, __loc_); |
| 4362 | char* bb = buf; |
| 4363 | char* be = buf + n; |
| 4364 | string result; |
| 4365 | while (bb != be) |
| 4366 | { |
| 4367 | if (ct.is(ctype_base::space, *bb)) |
| 4368 | { |
| 4369 | result.push_back(' '); |
| 4370 | for (++bb; bb != be && ct.is(ctype_base::space, *bb); ++bb) |
| 4371 | ; |
| 4372 | continue; |
| 4373 | } |
| 4374 | char* w = bb; |
| 4375 | ios_base::iostate err = ios_base::goodbit; |
| 4376 | int i = __scan_keyword(w, be, this->__weeks_, this->__weeks_+14, |
| 4377 | ct, err, false) |
| 4378 | - this->__weeks_; |
| 4379 | if (i < 14) |
| 4380 | { |
| 4381 | result.push_back('%'); |
| 4382 | if (i < 7) |
| 4383 | result.push_back('A'); |
| 4384 | else |
| 4385 | result.push_back('a'); |
| 4386 | bb = w; |
| 4387 | continue; |
| 4388 | } |
| 4389 | w = bb; |
| 4390 | i = __scan_keyword(w, be, this->__months_, this->__months_+24, |
| 4391 | ct, err, false) |
| 4392 | - this->__months_; |
| 4393 | if (i < 24) |
| 4394 | { |
| 4395 | result.push_back('%'); |
| 4396 | if (i < 12) |
| 4397 | result.push_back('B'); |
| 4398 | else |
| 4399 | result.push_back('b'); |
| 4400 | if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) |
| 4401 | result.back() = 'm'; |
| 4402 | bb = w; |
| 4403 | continue; |
| 4404 | } |
| 4405 | if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) |
| 4406 | { |
| 4407 | w = bb; |
| 4408 | i = __scan_keyword(w, be, this->__am_pm_, this->__am_pm_+2, |
| 4409 | ct, err, false) - this->__am_pm_; |
| 4410 | if (i < 2) |
| 4411 | { |
| 4412 | result.push_back('%'); |
| 4413 | result.push_back('p'); |
| 4414 | bb = w; |
| 4415 | continue; |
| 4416 | } |
| 4417 | } |
| 4418 | w = bb; |
| 4419 | if (ct.is(ctype_base::digit, *bb)) |
| 4420 | { |
| 4421 | switch(__get_up_to_n_digits(bb, be, err, ct, 4)) |
| 4422 | { |
| 4423 | case 6: |
| 4424 | result.push_back('%'); |
| 4425 | result.push_back('w'); |
| 4426 | break; |
| 4427 | case 7: |
| 4428 | result.push_back('%'); |
| 4429 | result.push_back('u'); |
| 4430 | break; |
| 4431 | case 11: |
| 4432 | result.push_back('%'); |
| 4433 | result.push_back('I'); |
| 4434 | break; |
| 4435 | case 12: |
| 4436 | result.push_back('%'); |
| 4437 | result.push_back('m'); |
| 4438 | break; |
| 4439 | case 23: |
| 4440 | result.push_back('%'); |
| 4441 | result.push_back('H'); |
| 4442 | break; |
| 4443 | case 31: |
| 4444 | result.push_back('%'); |
| 4445 | result.push_back('d'); |
| 4446 | break; |
| 4447 | case 55: |
| 4448 | result.push_back('%'); |
| 4449 | result.push_back('M'); |
| 4450 | break; |
| 4451 | case 59: |
| 4452 | result.push_back('%'); |
| 4453 | result.push_back('S'); |
| 4454 | break; |
| 4455 | case 61: |
| 4456 | result.push_back('%'); |
| 4457 | result.push_back('y'); |
| 4458 | break; |
| 4459 | case 364: |
| 4460 | result.push_back('%'); |
| 4461 | result.push_back('j'); |
| 4462 | break; |
| 4463 | case 2061: |
| 4464 | result.push_back('%'); |
| 4465 | result.push_back('Y'); |
| 4466 | break; |
| 4467 | default: |
| 4468 | for (; w != bb; ++w) |
| 4469 | result.push_back(*w); |
| 4470 | break; |
| 4471 | } |
| 4472 | continue; |
| 4473 | } |
| 4474 | if (*bb == '%') |
| 4475 | { |
| 4476 | result.push_back('%'); |
| 4477 | result.push_back('%'); |
| 4478 | ++bb; |
| 4479 | continue; |
| 4480 | } |
| 4481 | result.push_back(*bb); |
| 4482 | ++bb; |
| 4483 | } |
| 4484 | return result; |
| 4485 | } |
| 4486 | |
| 4487 | template <> |
| 4488 | wstring |
| 4489 | __time_get_storage<wchar_t>::__analyze(char fmt, const ctype<wchar_t>& ct) |
| 4490 | { |
| 4491 | tm t; |
| 4492 | t.tm_sec = 59; |
| 4493 | t.tm_min = 55; |
| 4494 | t.tm_hour = 23; |
| 4495 | t.tm_mday = 31; |
| 4496 | t.tm_mon = 11; |
| 4497 | t.tm_year = 161; |
| 4498 | t.tm_wday = 6; |
| 4499 | t.tm_yday = 364; |
| 4500 | t.tm_isdst = -1; |
| 4501 | char buf[100]; |
| 4502 | char f[3] = {0}; |
| 4503 | f[0] = '%'; |
| 4504 | f[1] = fmt; |
| 4505 | size_t be = strftime_l(buf, 100, f, &t, __loc_); |
| 4506 | wchar_t wbuf[100]; |
| 4507 | wchar_t* wbb = wbuf; |
| 4508 | mbstate_t mb = {0}; |
| 4509 | const char* bb = buf; |
| 4510 | size_t i = mbsrtowcs_l(wbb, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
| 4511 | if (i == -1) |
| 4512 | __throw_runtime_error("locale not supported"); |
| 4513 | wchar_t* wbe = wbb + i; |
| 4514 | wstring result; |
| 4515 | while (wbb != wbe) |
| 4516 | { |
| 4517 | if (ct.is(ctype_base::space, *wbb)) |
| 4518 | { |
| 4519 | result.push_back(L' '); |
| 4520 | for (++wbb; wbb != wbe && ct.is(ctype_base::space, *wbb); ++wbb) |
| 4521 | ; |
| 4522 | continue; |
| 4523 | } |
| 4524 | wchar_t* w = wbb; |
| 4525 | ios_base::iostate err = ios_base::goodbit; |
| 4526 | int i = __scan_keyword(w, wbe, this->__weeks_, this->__weeks_+14, |
| 4527 | ct, err, false) |
| 4528 | - this->__weeks_; |
| 4529 | if (i < 14) |
| 4530 | { |
| 4531 | result.push_back(L'%'); |
| 4532 | if (i < 7) |
| 4533 | result.push_back(L'A'); |
| 4534 | else |
| 4535 | result.push_back(L'a'); |
| 4536 | wbb = w; |
| 4537 | continue; |
| 4538 | } |
| 4539 | w = wbb; |
| 4540 | i = __scan_keyword(w, wbe, this->__months_, this->__months_+24, |
| 4541 | ct, err, false) |
| 4542 | - this->__months_; |
| 4543 | if (i < 24) |
| 4544 | { |
| 4545 | result.push_back(L'%'); |
| 4546 | if (i < 12) |
| 4547 | result.push_back(L'B'); |
| 4548 | else |
| 4549 | result.push_back(L'b'); |
| 4550 | if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) |
| 4551 | result.back() = L'm'; |
| 4552 | wbb = w; |
| 4553 | continue; |
| 4554 | } |
| 4555 | if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) |
| 4556 | { |
| 4557 | w = wbb; |
| 4558 | i = __scan_keyword(w, wbe, this->__am_pm_, this->__am_pm_+2, |
| 4559 | ct, err, false) - this->__am_pm_; |
| 4560 | if (i < 2) |
| 4561 | { |
| 4562 | result.push_back(L'%'); |
| 4563 | result.push_back(L'p'); |
| 4564 | wbb = w; |
| 4565 | continue; |
| 4566 | } |
| 4567 | } |
| 4568 | w = wbb; |
| 4569 | if (ct.is(ctype_base::digit, *wbb)) |
| 4570 | { |
| 4571 | switch(__get_up_to_n_digits(wbb, wbe, err, ct, 4)) |
| 4572 | { |
| 4573 | case 6: |
| 4574 | result.push_back(L'%'); |
| 4575 | result.push_back(L'w'); |
| 4576 | break; |
| 4577 | case 7: |
| 4578 | result.push_back(L'%'); |
| 4579 | result.push_back(L'u'); |
| 4580 | break; |
| 4581 | case 11: |
| 4582 | result.push_back(L'%'); |
| 4583 | result.push_back(L'I'); |
| 4584 | break; |
| 4585 | case 12: |
| 4586 | result.push_back(L'%'); |
| 4587 | result.push_back(L'm'); |
| 4588 | break; |
| 4589 | case 23: |
| 4590 | result.push_back(L'%'); |
| 4591 | result.push_back(L'H'); |
| 4592 | break; |
| 4593 | case 31: |
| 4594 | result.push_back(L'%'); |
| 4595 | result.push_back(L'd'); |
| 4596 | break; |
| 4597 | case 55: |
| 4598 | result.push_back(L'%'); |
| 4599 | result.push_back(L'M'); |
| 4600 | break; |
| 4601 | case 59: |
| 4602 | result.push_back(L'%'); |
| 4603 | result.push_back(L'S'); |
| 4604 | break; |
| 4605 | case 61: |
| 4606 | result.push_back(L'%'); |
| 4607 | result.push_back(L'y'); |
| 4608 | break; |
| 4609 | case 364: |
| 4610 | result.push_back(L'%'); |
| 4611 | result.push_back(L'j'); |
| 4612 | break; |
| 4613 | case 2061: |
| 4614 | result.push_back(L'%'); |
| 4615 | result.push_back(L'Y'); |
| 4616 | break; |
| 4617 | default: |
| 4618 | for (; w != wbb; ++w) |
| 4619 | result.push_back(*w); |
| 4620 | break; |
| 4621 | } |
| 4622 | continue; |
| 4623 | } |
| 4624 | if (ct.narrow(*wbb, 0) == '%') |
| 4625 | { |
| 4626 | result.push_back(L'%'); |
| 4627 | result.push_back(L'%'); |
| 4628 | ++wbb; |
| 4629 | continue; |
| 4630 | } |
| 4631 | result.push_back(*wbb); |
| 4632 | ++wbb; |
| 4633 | } |
| 4634 | return result; |
| 4635 | } |
| 4636 | |
| 4637 | template <> |
| 4638 | void |
| 4639 | __time_get_storage<char>::init(const ctype<char>& ct) |
| 4640 | { |
| 4641 | tm t; |
| 4642 | char buf[100]; |
| 4643 | // __weeks_ |
| 4644 | for (int i = 0; i < 7; ++i) |
| 4645 | { |
| 4646 | t.tm_wday = i; |
| 4647 | strftime_l(buf, 100, "%A", &t, __loc_); |
| 4648 | __weeks_[i] = buf; |
| 4649 | strftime_l(buf, 100, "%a", &t, __loc_); |
| 4650 | __weeks_[i+7] = buf; |
| 4651 | } |
| 4652 | // __months_ |
| 4653 | for (int i = 0; i < 12; ++i) |
| 4654 | { |
| 4655 | t.tm_mon = i; |
| 4656 | strftime_l(buf, 100, "%B", &t, __loc_); |
| 4657 | __months_[i] = buf; |
| 4658 | strftime_l(buf, 100, "%b", &t, __loc_); |
| 4659 | __months_[i+12] = buf; |
| 4660 | } |
| 4661 | // __am_pm_ |
| 4662 | t.tm_hour = 1; |
| 4663 | strftime_l(buf, 100, "%p", &t, __loc_); |
| 4664 | __am_pm_[0] = buf; |
| 4665 | t.tm_hour = 13; |
| 4666 | strftime_l(buf, 100, "%p", &t, __loc_); |
| 4667 | __am_pm_[1] = buf; |
| 4668 | __c_ = __analyze('c', ct); |
| 4669 | __r_ = __analyze('r', ct); |
| 4670 | __x_ = __analyze('x', ct); |
| 4671 | __X_ = __analyze('X', ct); |
| 4672 | } |
| 4673 | |
| 4674 | template <> |
| 4675 | void |
| 4676 | __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct) |
| 4677 | { |
| 4678 | tm t = {0}; |
| 4679 | char buf[100]; |
| 4680 | size_t be; |
| 4681 | wchar_t wbuf[100]; |
| 4682 | wchar_t* wbe; |
| 4683 | mbstate_t mb = {0}; |
| 4684 | // __weeks_ |
| 4685 | for (int i = 0; i < 7; ++i) |
| 4686 | { |
| 4687 | t.tm_wday = i; |
| 4688 | be = strftime_l(buf, 100, "%A", &t, __loc_); |
| 4689 | mb = mbstate_t(); |
| 4690 | const char* bb = buf; |
| 4691 | size_t j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
| 4692 | if (j == -1) |
| 4693 | __throw_runtime_error("locale not supported"); |
| 4694 | wbe = wbuf + j; |
| 4695 | __weeks_[i].assign(wbuf, wbe); |
| 4696 | be = strftime_l(buf, 100, "%a", &t, __loc_); |
| 4697 | mb = mbstate_t(); |
| 4698 | bb = buf; |
| 4699 | j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
| 4700 | if (j == -1) |
| 4701 | __throw_runtime_error("locale not supported"); |
| 4702 | wbe = wbuf + j; |
| 4703 | __weeks_[i+7].assign(wbuf, wbe); |
| 4704 | } |
| 4705 | // __months_ |
| 4706 | for (int i = 0; i < 12; ++i) |
| 4707 | { |
| 4708 | t.tm_mon = i; |
| 4709 | be = strftime_l(buf, 100, "%B", &t, __loc_); |
| 4710 | mb = mbstate_t(); |
| 4711 | const char* bb = buf; |
| 4712 | size_t j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
| 4713 | if (j == -1) |
| 4714 | __throw_runtime_error("locale not supported"); |
| 4715 | wbe = wbuf + j; |
| 4716 | __months_[i].assign(wbuf, wbe); |
| 4717 | be = strftime_l(buf, 100, "%b", &t, __loc_); |
| 4718 | mb = mbstate_t(); |
| 4719 | bb = buf; |
| 4720 | j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
| 4721 | if (j == -1) |
| 4722 | __throw_runtime_error("locale not supported"); |
| 4723 | wbe = wbuf + j; |
| 4724 | __months_[i+12].assign(wbuf, wbe); |
| 4725 | } |
| 4726 | // __am_pm_ |
| 4727 | t.tm_hour = 1; |
| 4728 | be = strftime_l(buf, 100, "%p", &t, __loc_); |
| 4729 | mb = mbstate_t(); |
| 4730 | const char* bb = buf; |
| 4731 | size_t j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
| 4732 | if (j == -1) |
| 4733 | __throw_runtime_error("locale not supported"); |
| 4734 | wbe = wbuf + j; |
| 4735 | __am_pm_[0].assign(wbuf, wbe); |
| 4736 | t.tm_hour = 13; |
| 4737 | be = strftime_l(buf, 100, "%p", &t, __loc_); |
| 4738 | mb = mbstate_t(); |
| 4739 | bb = buf; |
| 4740 | j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
| 4741 | if (j == -1) |
| 4742 | __throw_runtime_error("locale not supported"); |
| 4743 | wbe = wbuf + j; |
| 4744 | __am_pm_[1].assign(wbuf, wbe); |
| 4745 | __c_ = __analyze('c', ct); |
| 4746 | __r_ = __analyze('r', ct); |
| 4747 | __x_ = __analyze('x', ct); |
| 4748 | __X_ = __analyze('X', ct); |
| 4749 | } |
| 4750 | |
| 4751 | template <class CharT> |
| 4752 | struct _LIBCPP_HIDDEN __time_get_temp |
| 4753 | : public ctype_byname<CharT> |
| 4754 | { |
| 4755 | explicit __time_get_temp(const char* nm) |
| 4756 | : ctype_byname<CharT>(nm, 1) {} |
| 4757 | explicit __time_get_temp(const string& nm) |
| 4758 | : ctype_byname<CharT>(nm, 1) {} |
| 4759 | }; |
| 4760 | |
| 4761 | template <> |
| 4762 | __time_get_storage<char>::__time_get_storage(const char* __nm) |
| 4763 | : __time_get(__nm) |
| 4764 | { |
| 4765 | const __time_get_temp<char> ct(__nm); |
| 4766 | init(ct); |
| 4767 | } |
| 4768 | |
| 4769 | template <> |
| 4770 | __time_get_storage<char>::__time_get_storage(const string& __nm) |
| 4771 | : __time_get(__nm) |
| 4772 | { |
| 4773 | const __time_get_temp<char> ct(__nm); |
| 4774 | init(ct); |
| 4775 | } |
| 4776 | |
| 4777 | template <> |
| 4778 | __time_get_storage<wchar_t>::__time_get_storage(const char* __nm) |
| 4779 | : __time_get(__nm) |
| 4780 | { |
| 4781 | const __time_get_temp<wchar_t> ct(__nm); |
| 4782 | init(ct); |
| 4783 | } |
| 4784 | |
| 4785 | template <> |
| 4786 | __time_get_storage<wchar_t>::__time_get_storage(const string& __nm) |
| 4787 | : __time_get(__nm) |
| 4788 | { |
| 4789 | const __time_get_temp<wchar_t> ct(__nm); |
| 4790 | init(ct); |
| 4791 | } |
| 4792 | |
| 4793 | template <> |
| 4794 | time_base::dateorder |
| 4795 | __time_get_storage<char>::__do_date_order() const |
| 4796 | { |
| 4797 | unsigned i; |
| 4798 | for (i = 0; i < __x_.size(); ++i) |
| 4799 | if (__x_[i] == '%') |
| 4800 | break; |
| 4801 | ++i; |
| 4802 | switch (__x_[i]) |
| 4803 | { |
| 4804 | case 'y': |
| 4805 | case 'Y': |
| 4806 | for (++i; i < __x_.size(); ++i) |
| 4807 | if (__x_[i] == '%') |
| 4808 | break; |
| 4809 | if (i == __x_.size()) |
| 4810 | break; |
| 4811 | ++i; |
| 4812 | switch (__x_[i]) |
| 4813 | { |
| 4814 | case 'm': |
| 4815 | for (++i; i < __x_.size(); ++i) |
| 4816 | if (__x_[i] == '%') |
| 4817 | break; |
| 4818 | if (i == __x_.size()) |
| 4819 | break; |
| 4820 | ++i; |
| 4821 | if (__x_[i] == 'd') |
| 4822 | return time_base::ymd; |
| 4823 | break; |
| 4824 | case 'd': |
| 4825 | for (++i; i < __x_.size(); ++i) |
| 4826 | if (__x_[i] == '%') |
| 4827 | break; |
| 4828 | if (i == __x_.size()) |
| 4829 | break; |
| 4830 | ++i; |
| 4831 | if (__x_[i] == 'm') |
| 4832 | return time_base::ydm; |
| 4833 | break; |
| 4834 | } |
| 4835 | break; |
| 4836 | case 'm': |
| 4837 | for (++i; i < __x_.size(); ++i) |
| 4838 | if (__x_[i] == '%') |
| 4839 | break; |
| 4840 | if (i == __x_.size()) |
| 4841 | break; |
| 4842 | ++i; |
| 4843 | if (__x_[i] == 'd') |
| 4844 | { |
| 4845 | for (++i; i < __x_.size(); ++i) |
| 4846 | if (__x_[i] == '%') |
| 4847 | break; |
| 4848 | if (i == __x_.size()) |
| 4849 | break; |
| 4850 | ++i; |
| 4851 | if (__x_[i] == 'y' || __x_[i] == 'Y') |
| 4852 | return time_base::mdy; |
| 4853 | break; |
| 4854 | } |
| 4855 | break; |
| 4856 | case 'd': |
| 4857 | for (++i; i < __x_.size(); ++i) |
| 4858 | if (__x_[i] == '%') |
| 4859 | break; |
| 4860 | if (i == __x_.size()) |
| 4861 | break; |
| 4862 | ++i; |
| 4863 | if (__x_[i] == 'm') |
| 4864 | { |
| 4865 | for (++i; i < __x_.size(); ++i) |
| 4866 | if (__x_[i] == '%') |
| 4867 | break; |
| 4868 | if (i == __x_.size()) |
| 4869 | break; |
| 4870 | ++i; |
| 4871 | if (__x_[i] == 'y' || __x_[i] == 'Y') |
| 4872 | return time_base::dmy; |
| 4873 | break; |
| 4874 | } |
| 4875 | break; |
| 4876 | } |
| 4877 | return time_base::no_order; |
| 4878 | } |
| 4879 | |
| 4880 | template <> |
| 4881 | time_base::dateorder |
| 4882 | __time_get_storage<wchar_t>::__do_date_order() const |
| 4883 | { |
| 4884 | unsigned i; |
| 4885 | for (i = 0; i < __x_.size(); ++i) |
| 4886 | if (__x_[i] == L'%') |
| 4887 | break; |
| 4888 | ++i; |
| 4889 | switch (__x_[i]) |
| 4890 | { |
| 4891 | case L'y': |
| 4892 | case L'Y': |
| 4893 | for (++i; i < __x_.size(); ++i) |
| 4894 | if (__x_[i] == L'%') |
| 4895 | break; |
| 4896 | if (i == __x_.size()) |
| 4897 | break; |
| 4898 | ++i; |
| 4899 | switch (__x_[i]) |
| 4900 | { |
| 4901 | case L'm': |
| 4902 | for (++i; i < __x_.size(); ++i) |
| 4903 | if (__x_[i] == L'%') |
| 4904 | break; |
| 4905 | if (i == __x_.size()) |
| 4906 | break; |
| 4907 | ++i; |
| 4908 | if (__x_[i] == L'd') |
| 4909 | return time_base::ymd; |
| 4910 | break; |
| 4911 | case L'd': |
| 4912 | for (++i; i < __x_.size(); ++i) |
| 4913 | if (__x_[i] == L'%') |
| 4914 | break; |
| 4915 | if (i == __x_.size()) |
| 4916 | break; |
| 4917 | ++i; |
| 4918 | if (__x_[i] == L'm') |
| 4919 | return time_base::ydm; |
| 4920 | break; |
| 4921 | } |
| 4922 | break; |
| 4923 | case L'm': |
| 4924 | for (++i; i < __x_.size(); ++i) |
| 4925 | if (__x_[i] == L'%') |
| 4926 | break; |
| 4927 | if (i == __x_.size()) |
| 4928 | break; |
| 4929 | ++i; |
| 4930 | if (__x_[i] == L'd') |
| 4931 | { |
| 4932 | for (++i; i < __x_.size(); ++i) |
| 4933 | if (__x_[i] == L'%') |
| 4934 | break; |
| 4935 | if (i == __x_.size()) |
| 4936 | break; |
| 4937 | ++i; |
| 4938 | if (__x_[i] == L'y' || __x_[i] == L'Y') |
| 4939 | return time_base::mdy; |
| 4940 | break; |
| 4941 | } |
| 4942 | break; |
| 4943 | case L'd': |
| 4944 | for (++i; i < __x_.size(); ++i) |
| 4945 | if (__x_[i] == L'%') |
| 4946 | break; |
| 4947 | if (i == __x_.size()) |
| 4948 | break; |
| 4949 | ++i; |
| 4950 | if (__x_[i] == L'm') |
| 4951 | { |
| 4952 | for (++i; i < __x_.size(); ++i) |
| 4953 | if (__x_[i] == L'%') |
| 4954 | break; |
| 4955 | if (i == __x_.size()) |
| 4956 | break; |
| 4957 | ++i; |
| 4958 | if (__x_[i] == L'y' || __x_[i] == L'Y') |
| 4959 | return time_base::dmy; |
| 4960 | break; |
| 4961 | } |
| 4962 | break; |
| 4963 | } |
| 4964 | return time_base::no_order; |
| 4965 | } |
| 4966 | |
| 4967 | // time_put |
| 4968 | |
| 4969 | __time_put::__time_put(const char* nm) |
| 4970 | : __loc_(newlocale(LC_ALL_MASK, nm, 0)) |
| 4971 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4972 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4973 | if (__loc_ == 0) |
| 4974 | throw runtime_error("time_put_byname" |
| 4975 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4976 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4977 | } |
| 4978 | |
| 4979 | __time_put::__time_put(const string& nm) |
| 4980 | : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) |
| 4981 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4982 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4983 | if (__loc_ == 0) |
| 4984 | throw runtime_error("time_put_byname" |
| 4985 | " failed to construct for " + nm); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 4986 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4987 | } |
| 4988 | |
| 4989 | __time_put::~__time_put() |
| 4990 | { |
| 4991 | if (__loc_) |
| 4992 | freelocale(__loc_); |
| 4993 | } |
| 4994 | |
| 4995 | void |
| 4996 | __time_put::__do_put(char* __nb, char*& __ne, const tm* __tm, |
| 4997 | char __fmt, char __mod) const |
| 4998 | { |
| 4999 | char fmt[] = {'%', __fmt, __mod, 0}; |
| 5000 | if (__mod != 0) |
| 5001 | swap(fmt[1], fmt[2]); |
| 5002 | size_t n = strftime_l(__nb, __ne-__nb, fmt, __tm, __loc_); |
| 5003 | __ne = __nb + n; |
| 5004 | } |
| 5005 | |
| 5006 | void |
| 5007 | __time_put::__do_put(wchar_t* __wb, wchar_t*& __we, const tm* __tm, |
| 5008 | char __fmt, char __mod) const |
| 5009 | { |
| 5010 | char __nar[100]; |
| 5011 | char* __ne = __nar + 100; |
| 5012 | __do_put(__nar, __ne, __tm, __fmt, __mod); |
| 5013 | mbstate_t mb = {0}; |
| 5014 | const char* __nb = __nar; |
| 5015 | size_t j = mbsrtowcs_l(__wb, &__nb, 100, &mb, __loc_); |
| 5016 | if (j == -1) |
| 5017 | __throw_runtime_error("locale not supported"); |
| 5018 | __we = __wb + j; |
| 5019 | } |
| 5020 | |
| 5021 | // moneypunct_byname |
| 5022 | |
| 5023 | static |
| 5024 | void |
| 5025 | __init_pat(money_base::pattern& pat, char cs_precedes, char sep_by_space, char sign_posn) |
| 5026 | { |
| 5027 | const char sign = static_cast<char>(money_base::sign); |
| 5028 | const char space = static_cast<char>(money_base::space); |
| 5029 | const char none = static_cast<char>(money_base::none); |
| 5030 | const char symbol = static_cast<char>(money_base::symbol); |
| 5031 | const char value = static_cast<char>(money_base::value); |
| 5032 | switch (cs_precedes) |
| 5033 | { |
| 5034 | case 0: |
| 5035 | switch (sign_posn) |
| 5036 | { |
| 5037 | case 0: |
| 5038 | pat.field[0] = sign; |
| 5039 | pat.field[1] = value; |
| 5040 | pat.field[3] = symbol; |
| 5041 | switch (sep_by_space) |
| 5042 | { |
| 5043 | case 0: |
| 5044 | pat.field[2] = none; |
| 5045 | return; |
| 5046 | case 1: |
| 5047 | case 2: |
| 5048 | pat.field[2] = space; |
| 5049 | return; |
| 5050 | default: |
| 5051 | break; |
| 5052 | } |
| 5053 | break; |
| 5054 | case 1: |
| 5055 | pat.field[0] = sign; |
| 5056 | pat.field[3] = symbol; |
| 5057 | switch (sep_by_space) |
| 5058 | { |
| 5059 | case 0: |
| 5060 | pat.field[1] = value; |
| 5061 | pat.field[2] = none; |
| 5062 | return; |
| 5063 | case 1: |
| 5064 | pat.field[1] = value; |
| 5065 | pat.field[2] = space; |
| 5066 | return; |
| 5067 | case 2: |
| 5068 | pat.field[1] = space; |
| 5069 | pat.field[2] = value; |
| 5070 | return; |
| 5071 | default: |
| 5072 | break; |
| 5073 | } |
| 5074 | break; |
| 5075 | case 2: |
| 5076 | pat.field[0] = value; |
| 5077 | pat.field[3] = sign; |
| 5078 | switch (sep_by_space) |
| 5079 | { |
| 5080 | case 0: |
| 5081 | pat.field[1] = none; |
| 5082 | pat.field[2] = symbol; |
| 5083 | return; |
| 5084 | case 1: |
| 5085 | pat.field[1] = space; |
| 5086 | pat.field[2] = symbol; |
| 5087 | return; |
| 5088 | case 2: |
| 5089 | pat.field[1] = symbol; |
| 5090 | pat.field[2] = space; |
| 5091 | return; |
| 5092 | default: |
| 5093 | break; |
| 5094 | } |
| 5095 | break; |
| 5096 | case 3: |
| 5097 | pat.field[0] = value; |
| 5098 | pat.field[3] = symbol; |
| 5099 | switch (sep_by_space) |
| 5100 | { |
| 5101 | case 0: |
| 5102 | pat.field[1] = none; |
| 5103 | pat.field[2] = sign; |
| 5104 | return; |
| 5105 | case 1: |
| 5106 | pat.field[1] = space; |
| 5107 | pat.field[2] = sign; |
| 5108 | return; |
| 5109 | case 2: |
| 5110 | pat.field[1] = sign; |
| 5111 | pat.field[2] = space; |
| 5112 | return; |
| 5113 | default: |
| 5114 | break; |
| 5115 | } |
| 5116 | break; |
| 5117 | case 4: |
| 5118 | pat.field[0] = value; |
| 5119 | pat.field[3] = sign; |
| 5120 | switch (sep_by_space) |
| 5121 | { |
| 5122 | case 0: |
| 5123 | pat.field[1] = none; |
| 5124 | pat.field[2] = symbol; |
| 5125 | return; |
| 5126 | case 1: |
| 5127 | pat.field[1] = space; |
| 5128 | pat.field[2] = symbol; |
| 5129 | return; |
| 5130 | case 2: |
| 5131 | pat.field[1] = symbol; |
| 5132 | pat.field[2] = space; |
| 5133 | return; |
| 5134 | default: |
| 5135 | break; |
| 5136 | } |
| 5137 | break; |
| 5138 | default: |
| 5139 | break; |
| 5140 | } |
| 5141 | break; |
| 5142 | case 1: |
| 5143 | switch (sign_posn) |
| 5144 | { |
| 5145 | case 0: |
| 5146 | pat.field[0] = sign; |
| 5147 | pat.field[1] = symbol; |
| 5148 | pat.field[3] = value; |
| 5149 | switch (sep_by_space) |
| 5150 | { |
| 5151 | case 0: |
| 5152 | pat.field[2] = none; |
| 5153 | return; |
| 5154 | case 1: |
| 5155 | case 2: |
| 5156 | pat.field[2] = space; |
| 5157 | return; |
| 5158 | default: |
| 5159 | break; |
| 5160 | } |
| 5161 | break; |
| 5162 | case 1: |
| 5163 | pat.field[0] = sign; |
| 5164 | pat.field[3] = value; |
| 5165 | switch (sep_by_space) |
| 5166 | { |
| 5167 | case 0: |
| 5168 | pat.field[1] = symbol; |
| 5169 | pat.field[2] = none; |
| 5170 | return; |
| 5171 | case 1: |
| 5172 | pat.field[1] = symbol; |
| 5173 | pat.field[2] = space; |
| 5174 | return; |
| 5175 | case 2: |
| 5176 | pat.field[1] = space; |
| 5177 | pat.field[2] = symbol; |
| 5178 | return; |
| 5179 | default: |
| 5180 | break; |
| 5181 | } |
| 5182 | break; |
| 5183 | case 2: |
| 5184 | pat.field[0] = symbol; |
| 5185 | pat.field[3] = sign; |
| 5186 | switch (sep_by_space) |
| 5187 | { |
| 5188 | case 0: |
| 5189 | pat.field[1] = none; |
| 5190 | pat.field[2] = value; |
| 5191 | return; |
| 5192 | case 1: |
| 5193 | pat.field[1] = space; |
| 5194 | pat.field[2] = value; |
| 5195 | return; |
| 5196 | case 2: |
| 5197 | pat.field[1] = value; |
| 5198 | pat.field[2] = space; |
| 5199 | return; |
| 5200 | default: |
| 5201 | break; |
| 5202 | } |
| 5203 | break; |
| 5204 | case 3: |
| 5205 | pat.field[0] = sign; |
| 5206 | pat.field[3] = value; |
| 5207 | switch (sep_by_space) |
| 5208 | { |
| 5209 | case 0: |
| 5210 | pat.field[1] = symbol; |
| 5211 | pat.field[2] = none; |
| 5212 | return; |
| 5213 | case 1: |
| 5214 | pat.field[1] = symbol; |
| 5215 | pat.field[2] = space; |
| 5216 | return; |
| 5217 | case 2: |
| 5218 | pat.field[1] = space; |
| 5219 | pat.field[2] = symbol; |
| 5220 | return; |
| 5221 | default: |
| 5222 | break; |
| 5223 | } |
| 5224 | break; |
| 5225 | case 4: |
| 5226 | pat.field[0] = symbol; |
| 5227 | pat.field[3] = value; |
| 5228 | switch (sep_by_space) |
| 5229 | { |
| 5230 | case 0: |
| 5231 | pat.field[1] = sign; |
| 5232 | pat.field[2] = none; |
| 5233 | return; |
| 5234 | case 1: |
| 5235 | pat.field[1] = sign; |
| 5236 | pat.field[2] = space; |
| 5237 | return; |
| 5238 | case 2: |
| 5239 | pat.field[1] = space; |
| 5240 | pat.field[2] = sign; |
| 5241 | return; |
| 5242 | default: |
| 5243 | break; |
| 5244 | } |
| 5245 | break; |
| 5246 | default: |
| 5247 | break; |
| 5248 | } |
| 5249 | break; |
| 5250 | default: |
| 5251 | break; |
| 5252 | } |
| 5253 | pat.field[0] = symbol; |
| 5254 | pat.field[1] = sign; |
| 5255 | pat.field[2] = none; |
| 5256 | pat.field[3] = value; |
| 5257 | } |
| 5258 | |
| 5259 | template<> |
| 5260 | void |
| 5261 | moneypunct_byname<char, false>::init(const char* nm) |
| 5262 | { |
| 5263 | typedef moneypunct<char, false> base; |
| 5264 | unique_ptr<_xlocale, int(*)(locale_t)> loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5265 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5266 | if (loc == 0) |
| 5267 | throw runtime_error("moneypunct_byname" |
| 5268 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5269 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5270 | lconv* lc = localeconv_l(loc.get()); |
| 5271 | if (*lc->mon_decimal_point) |
| 5272 | __decimal_point_ = *lc->mon_decimal_point; |
| 5273 | else |
| 5274 | __decimal_point_ = base::do_decimal_point(); |
| 5275 | if (*lc->mon_thousands_sep) |
| 5276 | __thousands_sep_ = *lc->mon_thousands_sep; |
| 5277 | else |
| 5278 | __thousands_sep_ = base::do_thousands_sep(); |
| 5279 | __grouping_ = lc->mon_grouping; |
| 5280 | __curr_symbol_ = lc->currency_symbol; |
| 5281 | if (lc->frac_digits != CHAR_MAX) |
| 5282 | __frac_digits_ = lc->frac_digits; |
| 5283 | else |
| 5284 | __frac_digits_ = base::do_frac_digits(); |
| 5285 | if (lc->p_sign_posn == 0) |
| 5286 | __positive_sign_ = "()"; |
| 5287 | else |
| 5288 | __positive_sign_ = lc->positive_sign; |
| 5289 | if (lc->n_sign_posn == 0) |
| 5290 | __negative_sign_ = "()"; |
| 5291 | else |
| 5292 | __negative_sign_ = lc->negative_sign; |
| 5293 | __init_pat(__pos_format_, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn); |
| 5294 | __init_pat(__neg_format_, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn); |
| 5295 | } |
| 5296 | |
| 5297 | template<> |
| 5298 | void |
| 5299 | moneypunct_byname<char, true>::init(const char* nm) |
| 5300 | { |
| 5301 | typedef moneypunct<char, true> base; |
| 5302 | unique_ptr<_xlocale, int(*)(locale_t)> loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5303 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5304 | if (loc == 0) |
| 5305 | throw runtime_error("moneypunct_byname" |
| 5306 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5307 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5308 | lconv* lc = localeconv_l(loc.get()); |
| 5309 | if (*lc->mon_decimal_point) |
| 5310 | __decimal_point_ = *lc->mon_decimal_point; |
| 5311 | else |
| 5312 | __decimal_point_ = base::do_decimal_point(); |
| 5313 | if (*lc->mon_thousands_sep) |
| 5314 | __thousands_sep_ = *lc->mon_thousands_sep; |
| 5315 | else |
| 5316 | __thousands_sep_ = base::do_thousands_sep(); |
| 5317 | __grouping_ = lc->mon_grouping; |
| 5318 | __curr_symbol_ = lc->int_curr_symbol; |
| 5319 | if (lc->int_frac_digits != CHAR_MAX) |
| 5320 | __frac_digits_ = lc->int_frac_digits; |
| 5321 | else |
| 5322 | __frac_digits_ = base::do_frac_digits(); |
| 5323 | if (lc->int_p_sign_posn == 0) |
| 5324 | __positive_sign_ = "()"; |
| 5325 | else |
| 5326 | __positive_sign_ = lc->positive_sign; |
| 5327 | if (lc->int_n_sign_posn == 0) |
| 5328 | __negative_sign_ = "()"; |
| 5329 | else |
| 5330 | __negative_sign_ = lc->negative_sign; |
| 5331 | __init_pat(__pos_format_, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn); |
| 5332 | __init_pat(__neg_format_, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn); |
| 5333 | } |
| 5334 | |
| 5335 | template<> |
| 5336 | void |
| 5337 | moneypunct_byname<wchar_t, false>::init(const char* nm) |
| 5338 | { |
| 5339 | typedef moneypunct<wchar_t, false> base; |
| 5340 | unique_ptr<_xlocale, int(*)(locale_t)> loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5341 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5342 | if (loc == 0) |
| 5343 | throw runtime_error("moneypunct_byname" |
| 5344 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5345 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5346 | lconv* lc = localeconv_l(loc.get()); |
| 5347 | if (*lc->mon_decimal_point) |
| 5348 | __decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point); |
| 5349 | else |
| 5350 | __decimal_point_ = base::do_decimal_point(); |
| 5351 | if (*lc->mon_thousands_sep) |
| 5352 | __thousands_sep_ = static_cast<wchar_t>(*lc->mon_thousands_sep); |
| 5353 | else |
| 5354 | __thousands_sep_ = base::do_thousands_sep(); |
| 5355 | __grouping_ = lc->mon_grouping; |
| 5356 | wchar_t wbuf[100]; |
| 5357 | mbstate_t mb = {0}; |
| 5358 | const char* bb = lc->currency_symbol; |
| 5359 | size_t j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
| 5360 | if (j == -1) |
| 5361 | __throw_runtime_error("locale not supported"); |
| 5362 | wchar_t* wbe = wbuf + j; |
| 5363 | __curr_symbol_.assign(wbuf, wbe); |
| 5364 | if (lc->frac_digits != CHAR_MAX) |
| 5365 | __frac_digits_ = lc->frac_digits; |
| 5366 | else |
| 5367 | __frac_digits_ = base::do_frac_digits(); |
| 5368 | if (lc->p_sign_posn == 0) |
| 5369 | __positive_sign_ = L"()"; |
| 5370 | else |
| 5371 | { |
| 5372 | mb = mbstate_t(); |
| 5373 | bb = lc->positive_sign; |
| 5374 | j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
| 5375 | if (j == -1) |
| 5376 | __throw_runtime_error("locale not supported"); |
| 5377 | wbe = wbuf + j; |
| 5378 | __positive_sign_.assign(wbuf, wbe); |
| 5379 | } |
| 5380 | if (lc->n_sign_posn == 0) |
| 5381 | __negative_sign_ = L"()"; |
| 5382 | else |
| 5383 | { |
| 5384 | mb = mbstate_t(); |
| 5385 | bb = lc->negative_sign; |
| 5386 | j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
| 5387 | if (j == -1) |
| 5388 | __throw_runtime_error("locale not supported"); |
| 5389 | wbe = wbuf + j; |
| 5390 | __negative_sign_.assign(wbuf, wbe); |
| 5391 | } |
| 5392 | __init_pat(__pos_format_, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn); |
| 5393 | __init_pat(__neg_format_, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn); |
| 5394 | } |
| 5395 | |
| 5396 | template<> |
| 5397 | void |
| 5398 | moneypunct_byname<wchar_t, true>::init(const char* nm) |
| 5399 | { |
| 5400 | typedef moneypunct<wchar_t, true> base; |
| 5401 | unique_ptr<_xlocale, int(*)(locale_t)> loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5402 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5403 | if (loc == 0) |
| 5404 | throw runtime_error("moneypunct_byname" |
| 5405 | " failed to construct for " + string(nm)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5406 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5407 | lconv* lc = localeconv_l(loc.get()); |
| 5408 | if (*lc->mon_decimal_point) |
| 5409 | __decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point); |
| 5410 | else |
| 5411 | __decimal_point_ = base::do_decimal_point(); |
| 5412 | if (*lc->mon_thousands_sep) |
| 5413 | __thousands_sep_ = static_cast<wchar_t>(*lc->mon_thousands_sep); |
| 5414 | else |
| 5415 | __thousands_sep_ = base::do_thousands_sep(); |
| 5416 | __grouping_ = lc->mon_grouping; |
| 5417 | wchar_t wbuf[100]; |
| 5418 | mbstate_t mb = {0}; |
| 5419 | const char* bb = lc->int_curr_symbol; |
| 5420 | size_t j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
| 5421 | if (j == -1) |
| 5422 | __throw_runtime_error("locale not supported"); |
| 5423 | wchar_t* wbe = wbuf + j; |
| 5424 | __curr_symbol_.assign(wbuf, wbe); |
| 5425 | if (lc->int_frac_digits != CHAR_MAX) |
| 5426 | __frac_digits_ = lc->int_frac_digits; |
| 5427 | else |
| 5428 | __frac_digits_ = base::do_frac_digits(); |
| 5429 | if (lc->int_p_sign_posn == 0) |
| 5430 | __positive_sign_ = L"()"; |
| 5431 | else |
| 5432 | { |
| 5433 | mb = mbstate_t(); |
| 5434 | bb = lc->positive_sign; |
| 5435 | j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
| 5436 | if (j == -1) |
| 5437 | __throw_runtime_error("locale not supported"); |
| 5438 | wbe = wbuf + j; |
| 5439 | __positive_sign_.assign(wbuf, wbe); |
| 5440 | } |
| 5441 | if (lc->int_n_sign_posn == 0) |
| 5442 | __negative_sign_ = L"()"; |
| 5443 | else |
| 5444 | { |
| 5445 | mb = mbstate_t(); |
| 5446 | bb = lc->negative_sign; |
| 5447 | j = mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
| 5448 | if (j == -1) |
| 5449 | __throw_runtime_error("locale not supported"); |
| 5450 | wbe = wbuf + j; |
| 5451 | __negative_sign_.assign(wbuf, wbe); |
| 5452 | } |
| 5453 | __init_pat(__pos_format_, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn); |
| 5454 | __init_pat(__neg_format_, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn); |
| 5455 | } |
| 5456 | |
| 5457 | void __do_nothing(void*) {} |
| 5458 | |
| 5459 | void __throw_runtime_error(const char* msg) |
| 5460 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5461 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5462 | throw runtime_error(msg); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame^] | 5463 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5464 | } |
| 5465 | |
| 5466 | template class collate<char>; |
| 5467 | template class collate<wchar_t>; |
| 5468 | |
| 5469 | template class num_get<char>; |
| 5470 | template class num_get<wchar_t>; |
| 5471 | |
| 5472 | template class __num_get<char>; |
| 5473 | template class __num_get<wchar_t>; |
| 5474 | |
| 5475 | template class num_put<char>; |
| 5476 | template class num_put<wchar_t>; |
| 5477 | |
| 5478 | template class __num_put<char>; |
| 5479 | template class __num_put<wchar_t>; |
| 5480 | |
| 5481 | template class time_get<char>; |
| 5482 | template class time_get<wchar_t>; |
| 5483 | |
| 5484 | template class time_get_byname<char>; |
| 5485 | template class time_get_byname<wchar_t>; |
| 5486 | |
| 5487 | template class time_put<char>; |
| 5488 | template class time_put<wchar_t>; |
| 5489 | |
| 5490 | template class time_put_byname<char>; |
| 5491 | template class time_put_byname<wchar_t>; |
| 5492 | |
| 5493 | template class moneypunct<char, false>; |
| 5494 | template class moneypunct<char, true>; |
| 5495 | template class moneypunct<wchar_t, false>; |
| 5496 | template class moneypunct<wchar_t, true>; |
| 5497 | |
| 5498 | template class moneypunct_byname<char, false>; |
| 5499 | template class moneypunct_byname<char, true>; |
| 5500 | template class moneypunct_byname<wchar_t, false>; |
| 5501 | template class moneypunct_byname<wchar_t, true>; |
| 5502 | |
| 5503 | template class money_get<char>; |
| 5504 | template class money_get<wchar_t>; |
| 5505 | |
| 5506 | template class __money_get<char>; |
| 5507 | template class __money_get<wchar_t>; |
| 5508 | |
| 5509 | template class money_put<char>; |
| 5510 | template class money_put<wchar_t>; |
| 5511 | |
| 5512 | template class __money_put<char>; |
| 5513 | template class __money_put<wchar_t>; |
| 5514 | |
| 5515 | template class messages<char>; |
| 5516 | template class messages<wchar_t>; |
| 5517 | |
| 5518 | template class messages_byname<char>; |
| 5519 | template class messages_byname<wchar_t>; |
| 5520 | |
| 5521 | template class codecvt_byname<char, char, mbstate_t>; |
| 5522 | template class codecvt_byname<wchar_t, char, mbstate_t>; |
| 5523 | template class codecvt_byname<char16_t, char, mbstate_t>; |
| 5524 | template class codecvt_byname<char32_t, char, mbstate_t>; |
| 5525 | |
| 5526 | template class __vector_base_common<true>; |
| 5527 | |
| 5528 | _LIBCPP_END_NAMESPACE_STD |
Howard Hinnant | adff489 | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 5529 | #endif /* __APPLE__ */ |