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 | // |
Howard Hinnant | b64f8b0 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 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" |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 17 | #include "type_traits" |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 18 | #include "clocale" |
| 19 | #include "cstring" |
| 20 | #include "cwctype" |
| 21 | #include "__sso_allocator" |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 22 | #include <langinfo.h> |
| 23 | #include <stdlib.h> |
| 24 | |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 25 | namespace { |
| 26 | typedef std::remove_pointer<locale_t>::type locale_struct; |
| 27 | typedef std::unique_ptr<locale_struct, decltype(&freelocale)> locale_unique_ptr; |
| 28 | typedef std::unique_ptr<locale_struct, decltype(&uselocale)> locale_raii; |
| 29 | } |
| 30 | |
| 31 | namespace with_locale { namespace { |
| 32 | #ifdef __APPLE__ |
| 33 | using ::btowc_l; |
| 34 | using ::wctob_l; |
| 35 | using ::wcsnrtombs_l; |
| 36 | using ::wcrtomb_l; |
| 37 | using ::mbsnrtowcs_l; |
| 38 | using ::mbrtowc_l; |
| 39 | using ::mbtowc_l; |
| 40 | using ::mbrlen_l; |
| 41 | using ::localeconv_l; |
| 42 | using ::mbsrtowcs_l; |
| 43 | |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 44 | decltype(MB_CUR_MAX_L(_VSTD::declval<locale_t>())) |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 45 | inline _LIBCPP_INLINE_VISIBILITY |
| 46 | mb_cur_max_l(locale_t loc) |
| 47 | { |
| 48 | return MB_CUR_MAX_L(loc); |
| 49 | } |
| 50 | #else |
| 51 | template |
| 52 | <typename Function, typename ...Args> |
| 53 | auto using_locale(Function f, locale_t loc, Args&&... params) -> decltype(f(std::forward<Args>(params)...)) |
| 54 | { |
| 55 | locale_raii current(uselocale(loc), uselocale); |
| 56 | return f(std::forward<Args>(params)...); |
| 57 | } |
| 58 | |
| 59 | decltype(MB_CUR_MAX) |
| 60 | mb_cur_max_l(locale_t loc) |
| 61 | { |
| 62 | locale_raii current(uselocale(loc), uselocale); |
| 63 | return MB_CUR_MAX; |
| 64 | } |
| 65 | |
| 66 | wint_t btowc_l(int c, locale_t l) { return using_locale(&btowc, l, c); } |
| 67 | int wctob_l(wint_t c, locale_t l) { return using_locale(&wctob, l, c); } |
| 68 | size_t wcsnrtombs_l(char * dest, |
| 69 | const wchar_t * * src, |
| 70 | size_t nwc, |
| 71 | size_t len, |
| 72 | mbstate_t * ps, |
| 73 | locale_t l) |
| 74 | { |
| 75 | return using_locale(&wcsnrtombs, l, dest, src, nwc, len, ps); |
| 76 | } |
| 77 | size_t wcrtomb_l(char *s, wchar_t wc, mbstate_t *ps, locale_t l) |
| 78 | { |
| 79 | return using_locale(&wcrtomb, l, s, wc, ps); |
| 80 | } |
| 81 | size_t mbsnrtowcs_l(wchar_t * dest, |
| 82 | const char * * src, |
| 83 | size_t nms, |
| 84 | size_t len, |
| 85 | mbstate_t * ps, |
| 86 | locale_t l) |
| 87 | { |
| 88 | return using_locale(&mbsnrtowcs, l, dest, src, nms, len, ps); |
| 89 | } |
| 90 | size_t mbrtowc_l(wchar_t *pwc, const char *s, size_t n, mbstate_t *ps, locale_t l) |
| 91 | { |
| 92 | return using_locale(&mbrtowc, l, pwc, s, n, ps); |
| 93 | } |
| 94 | int mbtowc_l(wchar_t * pwc, const char * pmb, size_t max, locale_t l) |
| 95 | { |
| 96 | return using_locale(&mbtowc, l, pwc, pmb, max); |
| 97 | } |
| 98 | size_t mbrlen_l(const char *s, size_t n, mbstate_t *ps, locale_t l) |
| 99 | { |
| 100 | return using_locale(&mbrlen, l, s, n, ps); |
| 101 | } |
| 102 | struct lconv *localeconv_l(locale_t l) |
| 103 | { |
| 104 | return using_locale(&localeconv, l); |
| 105 | } |
| 106 | size_t mbsrtowcs_l(wchar_t * dest, |
| 107 | const char * * src, |
| 108 | size_t len, |
| 109 | mbstate_t * ps, |
| 110 | locale_t l) |
| 111 | { |
| 112 | return using_locale(&mbsrtowcs, l, dest, src, len, ps); |
| 113 | } |
| 114 | #endif |
| 115 | } } |
| 116 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 117 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 118 | |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 119 | locale_t __cloc() { |
| 120 | // In theory this could create a race condition. In practice |
| 121 | // the race condition is non-fatal since it will just create |
| 122 | // a little resource leak. Better approach would be appreciated. |
| 123 | #ifdef __APPLE__ |
| 124 | return 0; |
| 125 | #else |
| 126 | static locale_t result = newlocale(LC_ALL_MASK, "C", 0); |
| 127 | return result; |
| 128 | #endif |
| 129 | } |
| 130 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 131 | namespace { |
| 132 | |
| 133 | struct release |
| 134 | { |
| 135 | void operator()(locale::facet* p) {p->__release_shared();} |
| 136 | }; |
| 137 | |
| 138 | template <class T, class A0> |
| 139 | inline |
| 140 | T& |
| 141 | make(A0 a0) |
| 142 | { |
| 143 | static typename aligned_storage<sizeof(T)>::type buf; |
| 144 | ::new (&buf) T(a0); |
| 145 | return *(T*)&buf; |
| 146 | } |
| 147 | |
| 148 | template <class T, class A0, class A1> |
| 149 | inline |
| 150 | T& |
| 151 | make(A0 a0, A1 a1) |
| 152 | { |
| 153 | static typename aligned_storage<sizeof(T)>::type buf; |
| 154 | ::new (&buf) T(a0, a1); |
| 155 | return *(T*)&buf; |
| 156 | } |
| 157 | |
| 158 | template <class T, class A0, class A1, class A2> |
| 159 | inline |
| 160 | T& |
| 161 | make(A0 a0, A1 a1, A2 a2) |
| 162 | { |
| 163 | static typename aligned_storage<sizeof(T)>::type buf; |
| 164 | ::new (&buf) T(a0, a1, a2); |
| 165 | return *(T*)&buf; |
| 166 | } |
| 167 | |
| 168 | } |
| 169 | |
| 170 | class _LIBCPP_HIDDEN locale::__imp |
| 171 | : public facet |
| 172 | { |
| 173 | enum {N = 28}; |
| 174 | string name_; |
| 175 | vector<facet*, __sso_allocator<facet*, N> > facets_; |
| 176 | public: |
| 177 | explicit __imp(size_t refs = 0); |
| 178 | explicit __imp(const string& name, size_t refs = 0); |
| 179 | __imp(const __imp&); |
| 180 | __imp(const __imp&, const string&, locale::category c); |
| 181 | __imp(const __imp& other, const __imp& one, locale::category c); |
| 182 | __imp(const __imp&, facet* f, long id); |
| 183 | ~__imp(); |
| 184 | |
| 185 | const string& name() const {return name_;} |
| 186 | bool has_facet(long id) const {return id < facets_.size() && facets_[id];} |
| 187 | const locale::facet* use_facet(long id) const; |
| 188 | |
| 189 | static const locale& make_classic(); |
| 190 | static locale& make_global(); |
| 191 | private: |
| 192 | void install(facet* f, long id); |
| 193 | template <class F> void install(F* f) {install(f, f->id.__get());} |
| 194 | template <class F> void install_from(const __imp& other); |
| 195 | }; |
| 196 | |
| 197 | locale::__imp::__imp(size_t refs) |
| 198 | : facet(refs), |
| 199 | name_("C"), |
| 200 | facets_(N) |
| 201 | { |
| 202 | facets_.clear(); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 203 | install(&make<_VSTD::collate<char> >(1)); |
| 204 | install(&make<_VSTD::collate<wchar_t> >(1)); |
| 205 | install(&make<_VSTD::ctype<char> >((ctype_base::mask*)0, false, 1)); |
| 206 | install(&make<_VSTD::ctype<wchar_t> >(1)); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 207 | install(&make<codecvt<char, char, mbstate_t> >(1)); |
| 208 | install(&make<codecvt<wchar_t, char, mbstate_t> >(1)); |
| 209 | install(&make<codecvt<char16_t, char, mbstate_t> >(1)); |
| 210 | install(&make<codecvt<char32_t, char, mbstate_t> >(1)); |
| 211 | install(&make<numpunct<char> >(1)); |
| 212 | install(&make<numpunct<wchar_t> >(1)); |
| 213 | install(&make<num_get<char> >(1)); |
| 214 | install(&make<num_get<wchar_t> >(1)); |
| 215 | install(&make<num_put<char> >(1)); |
| 216 | install(&make<num_put<wchar_t> >(1)); |
| 217 | install(&make<moneypunct<char, false> >(1)); |
| 218 | install(&make<moneypunct<char, true> >(1)); |
| 219 | install(&make<moneypunct<wchar_t, false> >(1)); |
| 220 | install(&make<moneypunct<wchar_t, true> >(1)); |
| 221 | install(&make<money_get<char> >(1)); |
| 222 | install(&make<money_get<wchar_t> >(1)); |
| 223 | install(&make<money_put<char> >(1)); |
| 224 | install(&make<money_put<wchar_t> >(1)); |
| 225 | install(&make<time_get<char> >(1)); |
| 226 | install(&make<time_get<wchar_t> >(1)); |
| 227 | install(&make<time_put<char> >(1)); |
| 228 | install(&make<time_put<wchar_t> >(1)); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 229 | install(&make<_VSTD::messages<char> >(1)); |
| 230 | install(&make<_VSTD::messages<wchar_t> >(1)); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 231 | } |
| 232 | |
| 233 | locale::__imp::__imp(const string& name, size_t refs) |
| 234 | : facet(refs), |
| 235 | name_(name), |
| 236 | facets_(N) |
| 237 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 238 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 239 | try |
| 240 | { |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 241 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 242 | facets_ = locale::classic().__locale_->facets_; |
| 243 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 244 | if (facets_[i]) |
| 245 | facets_[i]->__add_shared(); |
| 246 | install(new collate_byname<char>(name_)); |
| 247 | install(new collate_byname<wchar_t>(name_)); |
| 248 | install(new ctype_byname<char>(name_)); |
| 249 | install(new ctype_byname<wchar_t>(name_)); |
| 250 | install(new codecvt_byname<char, char, mbstate_t>(name_)); |
| 251 | install(new codecvt_byname<wchar_t, char, mbstate_t>(name_)); |
| 252 | install(new codecvt_byname<char16_t, char, mbstate_t>(name_)); |
| 253 | install(new codecvt_byname<char32_t, char, mbstate_t>(name_)); |
| 254 | install(new numpunct_byname<char>(name_)); |
| 255 | install(new numpunct_byname<wchar_t>(name_)); |
| 256 | install(new moneypunct_byname<char, false>(name_)); |
| 257 | install(new moneypunct_byname<char, true>(name_)); |
| 258 | install(new moneypunct_byname<wchar_t, false>(name_)); |
| 259 | install(new moneypunct_byname<wchar_t, true>(name_)); |
| 260 | install(new time_get_byname<char>(name_)); |
| 261 | install(new time_get_byname<wchar_t>(name_)); |
| 262 | install(new time_put_byname<char>(name_)); |
| 263 | install(new time_put_byname<wchar_t>(name_)); |
| 264 | install(new messages_byname<char>(name_)); |
| 265 | install(new messages_byname<wchar_t>(name_)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 266 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 267 | } |
| 268 | catch (...) |
| 269 | { |
| 270 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 271 | if (facets_[i]) |
| 272 | facets_[i]->__release_shared(); |
| 273 | throw; |
| 274 | } |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 275 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 276 | } |
| 277 | |
| 278 | locale::__imp::__imp(const __imp& other) |
| 279 | : name_(other.name_), |
| 280 | facets_(max<size_t>(N, other.facets_.size())) |
| 281 | { |
| 282 | facets_ = other.facets_; |
| 283 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 284 | if (facets_[i]) |
| 285 | facets_[i]->__add_shared(); |
| 286 | } |
| 287 | |
| 288 | locale::__imp::__imp(const __imp& other, const string& name, locale::category c) |
| 289 | : name_("*"), |
| 290 | facets_(N) |
| 291 | { |
| 292 | facets_ = other.facets_; |
| 293 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 294 | if (facets_[i]) |
| 295 | facets_[i]->__add_shared(); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 296 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 297 | try |
| 298 | { |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 299 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 300 | if (c & locale::collate) |
| 301 | { |
| 302 | install(new collate_byname<char>(name)); |
| 303 | install(new collate_byname<wchar_t>(name)); |
| 304 | } |
| 305 | if (c & locale::ctype) |
| 306 | { |
| 307 | install(new ctype_byname<char>(name)); |
| 308 | install(new ctype_byname<wchar_t>(name)); |
| 309 | install(new codecvt_byname<char, char, mbstate_t>(name)); |
| 310 | install(new codecvt_byname<wchar_t, char, mbstate_t>(name)); |
| 311 | install(new codecvt_byname<char16_t, char, mbstate_t>(name)); |
| 312 | install(new codecvt_byname<char32_t, char, mbstate_t>(name)); |
| 313 | } |
| 314 | if (c & locale::monetary) |
| 315 | { |
| 316 | install(new moneypunct_byname<char, false>(name)); |
| 317 | install(new moneypunct_byname<char, true>(name)); |
| 318 | install(new moneypunct_byname<wchar_t, false>(name)); |
| 319 | install(new moneypunct_byname<wchar_t, true>(name)); |
| 320 | } |
| 321 | if (c & locale::numeric) |
| 322 | { |
| 323 | install(new numpunct_byname<char>(name)); |
| 324 | install(new numpunct_byname<wchar_t>(name)); |
| 325 | } |
| 326 | if (c & locale::time) |
| 327 | { |
| 328 | install(new time_get_byname<char>(name)); |
| 329 | install(new time_get_byname<wchar_t>(name)); |
| 330 | install(new time_put_byname<char>(name)); |
| 331 | install(new time_put_byname<wchar_t>(name)); |
| 332 | } |
| 333 | if (c & locale::messages) |
| 334 | { |
| 335 | install(new messages_byname<char>(name)); |
| 336 | install(new messages_byname<wchar_t>(name)); |
| 337 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 338 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 339 | } |
| 340 | catch (...) |
| 341 | { |
| 342 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 343 | if (facets_[i]) |
| 344 | facets_[i]->__release_shared(); |
| 345 | throw; |
| 346 | } |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 347 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 348 | } |
| 349 | |
| 350 | template<class F> |
| 351 | inline |
| 352 | void |
| 353 | locale::__imp::install_from(const locale::__imp& one) |
| 354 | { |
| 355 | long id = F::id.__get(); |
| 356 | install(const_cast<F*>(static_cast<const F*>(one.use_facet(id))), id); |
| 357 | } |
| 358 | |
| 359 | locale::__imp::__imp(const __imp& other, const __imp& one, locale::category c) |
| 360 | : name_("*"), |
| 361 | facets_(N) |
| 362 | { |
| 363 | facets_ = other.facets_; |
| 364 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 365 | if (facets_[i]) |
| 366 | facets_[i]->__add_shared(); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 367 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 368 | try |
| 369 | { |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 370 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 371 | if (c & locale::collate) |
| 372 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 373 | install_from<_VSTD::collate<char> >(one); |
| 374 | install_from<_VSTD::collate<wchar_t> >(one); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 375 | } |
| 376 | if (c & locale::ctype) |
| 377 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 378 | install_from<_VSTD::ctype<char> >(one); |
| 379 | install_from<_VSTD::ctype<wchar_t> >(one); |
| 380 | install_from<_VSTD::codecvt<char, char, mbstate_t> >(one); |
| 381 | install_from<_VSTD::codecvt<char16_t, char, mbstate_t> >(one); |
| 382 | install_from<_VSTD::codecvt<char32_t, char, mbstate_t> >(one); |
| 383 | install_from<_VSTD::codecvt<wchar_t, char, mbstate_t> >(one); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 384 | } |
| 385 | if (c & locale::monetary) |
| 386 | { |
| 387 | install_from<moneypunct<char, false> >(one); |
| 388 | install_from<moneypunct<char, true> >(one); |
| 389 | install_from<moneypunct<wchar_t, false> >(one); |
| 390 | install_from<moneypunct<wchar_t, true> >(one); |
| 391 | install_from<money_get<char> >(one); |
| 392 | install_from<money_get<wchar_t> >(one); |
| 393 | install_from<money_put<char> >(one); |
| 394 | install_from<money_put<wchar_t> >(one); |
| 395 | } |
| 396 | if (c & locale::numeric) |
| 397 | { |
| 398 | install_from<numpunct<char> >(one); |
| 399 | install_from<numpunct<wchar_t> >(one); |
| 400 | install_from<num_get<char> >(one); |
| 401 | install_from<num_get<wchar_t> >(one); |
| 402 | install_from<num_put<char> >(one); |
| 403 | install_from<num_put<wchar_t> >(one); |
| 404 | } |
| 405 | if (c & locale::time) |
| 406 | { |
| 407 | install_from<time_get<char> >(one); |
| 408 | install_from<time_get<wchar_t> >(one); |
| 409 | install_from<time_put<char> >(one); |
| 410 | install_from<time_put<wchar_t> >(one); |
| 411 | } |
| 412 | if (c & locale::messages) |
| 413 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 414 | install_from<_VSTD::messages<char> >(one); |
| 415 | install_from<_VSTD::messages<wchar_t> >(one); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 416 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 417 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 418 | } |
| 419 | catch (...) |
| 420 | { |
| 421 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 422 | if (facets_[i]) |
| 423 | facets_[i]->__release_shared(); |
| 424 | throw; |
| 425 | } |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 426 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 427 | } |
| 428 | |
| 429 | locale::__imp::__imp(const __imp& other, facet* f, long id) |
| 430 | : name_("*"), |
| 431 | facets_(max<size_t>(N, other.facets_.size()+1)) |
| 432 | { |
| 433 | f->__add_shared(); |
| 434 | unique_ptr<facet, release> hold(f); |
| 435 | facets_ = other.facets_; |
| 436 | for (unsigned i = 0; i < other.facets_.size(); ++i) |
| 437 | if (facets_[i]) |
| 438 | facets_[i]->__add_shared(); |
| 439 | install(hold.get(), id); |
| 440 | } |
| 441 | |
| 442 | locale::__imp::~__imp() |
| 443 | { |
| 444 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 445 | if (facets_[i]) |
| 446 | facets_[i]->__release_shared(); |
| 447 | } |
| 448 | |
| 449 | void |
| 450 | locale::__imp::install(facet* f, long id) |
| 451 | { |
| 452 | f->__add_shared(); |
| 453 | unique_ptr<facet, release> hold(f); |
| 454 | if (id >= facets_.size()) |
| 455 | facets_.resize(id+1); |
| 456 | if (facets_[id]) |
| 457 | facets_[id]->__release_shared(); |
| 458 | facets_[id] = hold.release(); |
| 459 | } |
| 460 | |
| 461 | const locale::facet* |
| 462 | locale::__imp::use_facet(long id) const |
| 463 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 464 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 465 | if (!has_facet(id)) |
| 466 | throw bad_cast(); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 467 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 468 | return facets_[id]; |
| 469 | } |
| 470 | |
| 471 | // locale |
| 472 | |
| 473 | const locale& |
| 474 | locale::__imp::make_classic() |
| 475 | { |
| 476 | // only one thread can get in here and it only gets in once |
| 477 | static aligned_storage<sizeof(locale)>::type buf; |
| 478 | locale* c = (locale*)&buf; |
| 479 | c->__locale_ = &make<__imp>(1); |
| 480 | return *c; |
| 481 | } |
| 482 | |
| 483 | const locale& |
| 484 | locale::classic() |
| 485 | { |
| 486 | static const locale& c = __imp::make_classic(); |
| 487 | return c; |
| 488 | } |
| 489 | |
| 490 | locale& |
| 491 | locale::__imp::make_global() |
| 492 | { |
| 493 | // only one thread can get in here and it only gets in once |
| 494 | static aligned_storage<sizeof(locale)>::type buf; |
| 495 | locale* g = (locale*)&buf; |
| 496 | ::new (&buf) locale(locale::classic()); |
| 497 | return *(locale*)&buf; |
| 498 | } |
| 499 | |
| 500 | locale& |
| 501 | locale::__global() |
| 502 | { |
| 503 | static locale& g = __imp::make_global(); |
| 504 | return g; |
| 505 | } |
| 506 | |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 507 | locale::locale() _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 508 | : __locale_(__global().__locale_) |
| 509 | { |
| 510 | __locale_->__add_shared(); |
| 511 | } |
| 512 | |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 513 | locale::locale(const locale& l) _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 514 | : __locale_(l.__locale_) |
| 515 | { |
| 516 | __locale_->__add_shared(); |
| 517 | } |
| 518 | |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 519 | locale::~locale() |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 520 | { |
| 521 | __locale_->__release_shared(); |
| 522 | } |
| 523 | |
| 524 | const locale& |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 525 | locale::operator=(const locale& other) _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 526 | { |
| 527 | other.__locale_->__add_shared(); |
| 528 | __locale_->__release_shared(); |
| 529 | __locale_ = other.__locale_; |
| 530 | return *this; |
| 531 | } |
| 532 | |
| 533 | locale::locale(const char* name) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 534 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 535 | : __locale_(name ? new __imp(name) |
| 536 | : throw runtime_error("locale constructed with null")) |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 537 | #else // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 538 | : __locale_(new __imp(name)) |
| 539 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 540 | { |
| 541 | __locale_->__add_shared(); |
| 542 | } |
| 543 | |
| 544 | locale::locale(const string& name) |
| 545 | : __locale_(new __imp(name)) |
| 546 | { |
| 547 | __locale_->__add_shared(); |
| 548 | } |
| 549 | |
| 550 | locale::locale(const locale& other, const char* name, category c) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 551 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 552 | : __locale_(name ? new __imp(*other.__locale_, name, c) |
| 553 | : throw runtime_error("locale constructed with null")) |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 554 | #else // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 555 | : __locale_(new __imp(*other.__locale_, name, c)) |
| 556 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 557 | { |
| 558 | __locale_->__add_shared(); |
| 559 | } |
| 560 | |
| 561 | locale::locale(const locale& other, const string& name, category c) |
| 562 | : __locale_(new __imp(*other.__locale_, name, c)) |
| 563 | { |
| 564 | __locale_->__add_shared(); |
| 565 | } |
| 566 | |
| 567 | locale::locale(const locale& other, const locale& one, category c) |
| 568 | : __locale_(new __imp(*other.__locale_, *one.__locale_, c)) |
| 569 | { |
| 570 | __locale_->__add_shared(); |
| 571 | } |
| 572 | |
| 573 | string |
| 574 | locale::name() const |
| 575 | { |
| 576 | return __locale_->name(); |
| 577 | } |
| 578 | |
| 579 | void |
| 580 | locale::__install_ctor(const locale& other, facet* f, long id) |
| 581 | { |
| 582 | if (f) |
| 583 | __locale_ = new __imp(*other.__locale_, f, id); |
| 584 | else |
| 585 | __locale_ = other.__locale_; |
| 586 | __locale_->__add_shared(); |
| 587 | } |
| 588 | |
| 589 | locale |
| 590 | locale::global(const locale& loc) |
| 591 | { |
| 592 | locale& g = __global(); |
| 593 | locale r = g; |
| 594 | g = loc; |
| 595 | if (g.name() != "*") |
| 596 | setlocale(LC_ALL, g.name().c_str()); |
| 597 | return r; |
| 598 | } |
| 599 | |
| 600 | bool |
| 601 | locale::has_facet(id& x) const |
| 602 | { |
| 603 | return __locale_->has_facet(x.__get()); |
| 604 | } |
| 605 | |
| 606 | const locale::facet* |
| 607 | locale::use_facet(id& x) const |
| 608 | { |
| 609 | return __locale_->use_facet(x.__get()); |
| 610 | } |
| 611 | |
| 612 | bool |
| 613 | locale::operator==(const locale& y) const |
| 614 | { |
| 615 | return (__locale_ == y.__locale_) |
| 616 | || (__locale_->name() != "*" && __locale_->name() == y.__locale_->name()); |
| 617 | } |
| 618 | |
| 619 | // locale::facet |
| 620 | |
| 621 | locale::facet::~facet() |
| 622 | { |
| 623 | } |
| 624 | |
| 625 | void |
Howard Hinnant | 1694d23 | 2011-05-28 14:41:13 +0000 | [diff] [blame] | 626 | locale::facet::__on_zero_shared() _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 627 | { |
| 628 | delete this; |
| 629 | } |
| 630 | |
| 631 | // locale::id |
| 632 | |
| 633 | int32_t locale::id::__next_id = 0; |
| 634 | |
| 635 | namespace |
| 636 | { |
| 637 | |
| 638 | class __fake_bind |
| 639 | { |
| 640 | locale::id* id_; |
| 641 | void (locale::id::* pmf_)(); |
| 642 | public: |
| 643 | __fake_bind(void (locale::id::* pmf)(), locale::id* id) |
| 644 | : id_(id), pmf_(pmf) {} |
| 645 | |
| 646 | void operator()() const |
| 647 | { |
| 648 | (id_->*pmf_)(); |
| 649 | } |
| 650 | }; |
| 651 | |
| 652 | } |
| 653 | |
| 654 | long |
| 655 | locale::id::__get() |
| 656 | { |
| 657 | call_once(__flag_, __fake_bind(&locale::id::__init, this)); |
| 658 | return __id_ - 1; |
| 659 | } |
| 660 | |
| 661 | void |
| 662 | locale::id::__init() |
| 663 | { |
Howard Hinnant | adff489 | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 664 | __id_ = __sync_add_and_fetch(&__next_id, 1); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 665 | } |
| 666 | |
| 667 | // template <> class collate_byname<char> |
| 668 | |
| 669 | collate_byname<char>::collate_byname(const char* n, size_t refs) |
| 670 | : collate<char>(refs), |
| 671 | __l(newlocale(LC_ALL_MASK, n, 0)) |
| 672 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 673 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 674 | if (__l == 0) |
| 675 | throw runtime_error("collate_byname<char>::collate_byname" |
| 676 | " failed to construct for " + string(n)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 677 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 678 | } |
| 679 | |
| 680 | collate_byname<char>::collate_byname(const string& name, size_t refs) |
| 681 | : collate<char>(refs), |
| 682 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 683 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 684 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 685 | if (__l == 0) |
| 686 | throw runtime_error("collate_byname<char>::collate_byname" |
| 687 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 688 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 689 | } |
| 690 | |
| 691 | collate_byname<char>::~collate_byname() |
| 692 | { |
| 693 | freelocale(__l); |
| 694 | } |
| 695 | |
| 696 | int |
| 697 | collate_byname<char>::do_compare(const char_type* __lo1, const char_type* __hi1, |
| 698 | const char_type* __lo2, const char_type* __hi2) const |
| 699 | { |
| 700 | string_type lhs(__lo1, __hi1); |
| 701 | string_type rhs(__lo2, __hi2); |
| 702 | int r = strcoll_l(lhs.c_str(), rhs.c_str(), __l); |
| 703 | if (r < 0) |
| 704 | return -1; |
| 705 | if (r > 0) |
| 706 | return 1; |
| 707 | return r; |
| 708 | } |
| 709 | |
| 710 | collate_byname<char>::string_type |
| 711 | collate_byname<char>::do_transform(const char_type* lo, const char_type* hi) const |
| 712 | { |
| 713 | const string_type in(lo, hi); |
| 714 | string_type out(strxfrm_l(0, in.c_str(), 0, __l), char()); |
| 715 | strxfrm_l(const_cast<char*>(out.c_str()), in.c_str(), out.size()+1, __l); |
| 716 | return out; |
| 717 | } |
| 718 | |
| 719 | // template <> class collate_byname<wchar_t> |
| 720 | |
| 721 | collate_byname<wchar_t>::collate_byname(const char* n, size_t refs) |
| 722 | : collate<wchar_t>(refs), |
| 723 | __l(newlocale(LC_ALL_MASK, n, 0)) |
| 724 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 725 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 726 | if (__l == 0) |
| 727 | throw runtime_error("collate_byname<wchar_t>::collate_byname(size_t refs)" |
| 728 | " failed to construct for " + string(n)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 729 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 730 | } |
| 731 | |
| 732 | collate_byname<wchar_t>::collate_byname(const string& name, size_t refs) |
| 733 | : collate<wchar_t>(refs), |
| 734 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 735 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 736 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 737 | if (__l == 0) |
| 738 | throw runtime_error("collate_byname<wchar_t>::collate_byname(size_t refs)" |
| 739 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 740 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 741 | } |
| 742 | |
| 743 | collate_byname<wchar_t>::~collate_byname() |
| 744 | { |
| 745 | freelocale(__l); |
| 746 | } |
| 747 | |
| 748 | int |
| 749 | collate_byname<wchar_t>::do_compare(const char_type* __lo1, const char_type* __hi1, |
| 750 | const char_type* __lo2, const char_type* __hi2) const |
| 751 | { |
| 752 | string_type lhs(__lo1, __hi1); |
| 753 | string_type rhs(__lo2, __hi2); |
| 754 | int r = wcscoll_l(lhs.c_str(), rhs.c_str(), __l); |
| 755 | if (r < 0) |
| 756 | return -1; |
| 757 | if (r > 0) |
| 758 | return 1; |
| 759 | return r; |
| 760 | } |
| 761 | |
| 762 | collate_byname<wchar_t>::string_type |
| 763 | collate_byname<wchar_t>::do_transform(const char_type* lo, const char_type* hi) const |
| 764 | { |
| 765 | const string_type in(lo, hi); |
| 766 | string_type out(wcsxfrm_l(0, in.c_str(), 0, __l), wchar_t()); |
| 767 | wcsxfrm_l(const_cast<wchar_t*>(out.c_str()), in.c_str(), out.size()+1, __l); |
| 768 | return out; |
| 769 | } |
| 770 | |
| 771 | // template <> class ctype<wchar_t>; |
| 772 | |
| 773 | locale::id ctype<wchar_t>::id; |
| 774 | |
| 775 | ctype<wchar_t>::~ctype() |
| 776 | { |
| 777 | } |
| 778 | |
| 779 | bool |
| 780 | ctype<wchar_t>::do_is(mask m, char_type c) const |
| 781 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 782 | return isascii(c) ? ctype<char>::classic_table()[c] & m : false; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 783 | } |
| 784 | |
| 785 | const wchar_t* |
| 786 | ctype<wchar_t>::do_is(const char_type* low, const char_type* high, mask* vec) const |
| 787 | { |
| 788 | for (; low != high; ++low, ++vec) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 789 | *vec = static_cast<mask>(isascii(*low) ? |
| 790 | ctype<char>::classic_table()[*low] : 0); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 791 | return low; |
| 792 | } |
| 793 | |
| 794 | const wchar_t* |
| 795 | ctype<wchar_t>::do_scan_is(mask m, const char_type* low, const char_type* high) const |
| 796 | { |
| 797 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 798 | if (isascii(*low) && (ctype<char>::classic_table()[*low] & m)) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 799 | break; |
| 800 | return low; |
| 801 | } |
| 802 | |
| 803 | const wchar_t* |
| 804 | ctype<wchar_t>::do_scan_not(mask m, const char_type* low, const char_type* high) const |
| 805 | { |
| 806 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 807 | if (!(isascii(*low) && (ctype<char>::classic_table()[*low] & m))) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 808 | break; |
| 809 | return low; |
| 810 | } |
| 811 | |
| 812 | wchar_t |
| 813 | ctype<wchar_t>::do_toupper(char_type c) const |
| 814 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 815 | return isascii(c) ? ctype<char>::__classic_upper_table()[c] : c; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 816 | } |
| 817 | |
| 818 | const wchar_t* |
| 819 | ctype<wchar_t>::do_toupper(char_type* low, const char_type* high) const |
| 820 | { |
| 821 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 822 | *low = isascii(*low) ? ctype<char>::__classic_upper_table()[*low] |
| 823 | : *low; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 824 | return low; |
| 825 | } |
| 826 | |
| 827 | wchar_t |
| 828 | ctype<wchar_t>::do_tolower(char_type c) const |
| 829 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 830 | return isascii(c) ? ctype<char>::__classic_lower_table()[c] : c; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 831 | } |
| 832 | |
| 833 | const wchar_t* |
| 834 | ctype<wchar_t>::do_tolower(char_type* low, const char_type* high) const |
| 835 | { |
| 836 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 837 | *low = isascii(*low) ? ctype<char>::__classic_lower_table()[*low] |
| 838 | : *low; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 839 | return low; |
| 840 | } |
| 841 | |
| 842 | wchar_t |
| 843 | ctype<wchar_t>::do_widen(char c) const |
| 844 | { |
| 845 | return c; |
| 846 | } |
| 847 | |
| 848 | const char* |
| 849 | ctype<wchar_t>::do_widen(const char* low, const char* high, char_type* dest) const |
| 850 | { |
| 851 | for (; low != high; ++low, ++dest) |
| 852 | *dest = *low; |
| 853 | return low; |
| 854 | } |
| 855 | |
| 856 | char |
| 857 | ctype<wchar_t>::do_narrow(char_type c, char dfault) const |
| 858 | { |
| 859 | if (isascii(c)) |
| 860 | return static_cast<char>(c); |
| 861 | return dfault; |
| 862 | } |
| 863 | |
| 864 | const wchar_t* |
| 865 | ctype<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 866 | { |
| 867 | for (; low != high; ++low, ++dest) |
| 868 | if (isascii(*low)) |
| 869 | *dest = *low; |
| 870 | else |
| 871 | *dest = dfault; |
| 872 | return low; |
| 873 | } |
| 874 | |
| 875 | // template <> class ctype<char>; |
| 876 | |
| 877 | locale::id ctype<char>::id; |
| 878 | |
| 879 | ctype<char>::ctype(const mask* tab, bool del, size_t refs) |
| 880 | : locale::facet(refs), |
| 881 | __tab_(tab), |
| 882 | __del_(del) |
| 883 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 884 | if (__tab_ == 0) |
| 885 | __tab_ = classic_table(); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 886 | } |
| 887 | |
| 888 | ctype<char>::~ctype() |
| 889 | { |
| 890 | if (__tab_ && __del_) |
| 891 | delete [] __tab_; |
| 892 | } |
| 893 | |
| 894 | char |
| 895 | ctype<char>::do_toupper(char_type c) const |
| 896 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 897 | return isascii(c) ? __classic_upper_table()[c] : c; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 898 | } |
| 899 | |
| 900 | const char* |
| 901 | ctype<char>::do_toupper(char_type* low, const char_type* high) const |
| 902 | { |
| 903 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 904 | *low = isascii(*low) ? __classic_upper_table()[*low] : *low; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 905 | return low; |
| 906 | } |
| 907 | |
| 908 | char |
| 909 | ctype<char>::do_tolower(char_type c) const |
| 910 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 911 | return isascii(c) ? __classic_lower_table()[c] : c; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 912 | } |
| 913 | |
| 914 | const char* |
| 915 | ctype<char>::do_tolower(char_type* low, const char_type* high) const |
| 916 | { |
| 917 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 918 | *low = isascii(*low) ? __classic_lower_table()[*low] : *low; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 919 | return low; |
| 920 | } |
| 921 | |
| 922 | char |
| 923 | ctype<char>::do_widen(char c) const |
| 924 | { |
| 925 | return c; |
| 926 | } |
| 927 | |
| 928 | const char* |
| 929 | ctype<char>::do_widen(const char* low, const char* high, char_type* dest) const |
| 930 | { |
| 931 | for (; low != high; ++low, ++dest) |
| 932 | *dest = *low; |
| 933 | return low; |
| 934 | } |
| 935 | |
| 936 | char |
| 937 | ctype<char>::do_narrow(char_type c, char dfault) const |
| 938 | { |
| 939 | if (isascii(c)) |
| 940 | return static_cast<char>(c); |
| 941 | return dfault; |
| 942 | } |
| 943 | |
| 944 | const char* |
| 945 | ctype<char>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 946 | { |
| 947 | for (; low != high; ++low, ++dest) |
| 948 | if (isascii(*low)) |
| 949 | *dest = *low; |
| 950 | else |
| 951 | *dest = dfault; |
| 952 | return low; |
| 953 | } |
| 954 | |
| 955 | const ctype<char>::mask* |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 956 | ctype<char>::classic_table() _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 957 | { |
Michael J. Spencer | 626916f | 2010-12-10 19:47:54 +0000 | [diff] [blame] | 958 | #ifdef __APPLE__ |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 959 | return _DefaultRuneLocale.__runetype; |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 960 | #elif defined(__GLIBC__) |
| 961 | return __cloc()->__ctype_b; |
| 962 | // This is assumed to be safe. |
| 963 | #else |
| 964 | return NULL; |
| 965 | #endif |
| 966 | } |
| 967 | |
| 968 | const int* |
| 969 | ctype<char>::__classic_lower_table() _NOEXCEPT |
| 970 | { |
| 971 | #ifdef __APPLE__ |
| 972 | return _DefaultRuneLocale.__maplower; |
| 973 | #elif defined(__GLIBC__) |
| 974 | return __cloc()->__ctype_tolower; |
| 975 | #else |
| 976 | return NULL; |
| 977 | #endif |
| 978 | } |
| 979 | |
| 980 | const int* |
| 981 | ctype<char>::__classic_upper_table() _NOEXCEPT |
| 982 | { |
| 983 | #ifdef __APPLE__ |
| 984 | return _DefaultRuneLocale.__mapupper; |
| 985 | #elif defined(__GLIBC__) |
| 986 | return __cloc()->__ctype_toupper; |
Michael J. Spencer | 626916f | 2010-12-10 19:47:54 +0000 | [diff] [blame] | 987 | #else |
| 988 | return NULL; |
| 989 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 990 | } |
| 991 | |
| 992 | // template <> class ctype_byname<char> |
| 993 | |
| 994 | ctype_byname<char>::ctype_byname(const char* name, size_t refs) |
| 995 | : ctype<char>(0, false, refs), |
| 996 | __l(newlocale(LC_ALL_MASK, name, 0)) |
| 997 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 998 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 999 | if (__l == 0) |
| 1000 | throw runtime_error("ctype_byname<char>::ctype_byname" |
| 1001 | " failed to construct for " + string(name)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1002 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1003 | } |
| 1004 | |
| 1005 | ctype_byname<char>::ctype_byname(const string& name, size_t refs) |
| 1006 | : ctype<char>(0, false, refs), |
| 1007 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 1008 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1009 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1010 | if (__l == 0) |
| 1011 | throw runtime_error("ctype_byname<char>::ctype_byname" |
| 1012 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1013 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1014 | } |
| 1015 | |
| 1016 | ctype_byname<char>::~ctype_byname() |
| 1017 | { |
| 1018 | freelocale(__l); |
| 1019 | } |
| 1020 | |
| 1021 | char |
| 1022 | ctype_byname<char>::do_toupper(char_type c) const |
| 1023 | { |
| 1024 | return toupper_l(c, __l); |
| 1025 | } |
| 1026 | |
| 1027 | const char* |
| 1028 | ctype_byname<char>::do_toupper(char_type* low, const char_type* high) const |
| 1029 | { |
| 1030 | for (; low != high; ++low) |
| 1031 | *low = toupper_l(*low, __l); |
| 1032 | return low; |
| 1033 | } |
| 1034 | |
| 1035 | char |
| 1036 | ctype_byname<char>::do_tolower(char_type c) const |
| 1037 | { |
| 1038 | return tolower_l(c, __l); |
| 1039 | } |
| 1040 | |
| 1041 | const char* |
| 1042 | ctype_byname<char>::do_tolower(char_type* low, const char_type* high) const |
| 1043 | { |
| 1044 | for (; low != high; ++low) |
| 1045 | *low = tolower_l(*low, __l); |
| 1046 | return low; |
| 1047 | } |
| 1048 | |
| 1049 | // template <> class ctype_byname<wchar_t> |
| 1050 | |
| 1051 | ctype_byname<wchar_t>::ctype_byname(const char* name, size_t refs) |
| 1052 | : ctype<wchar_t>(refs), |
| 1053 | __l(newlocale(LC_ALL_MASK, name, 0)) |
| 1054 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1055 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1056 | if (__l == 0) |
| 1057 | throw runtime_error("ctype_byname<wchar_t>::ctype_byname" |
| 1058 | " failed to construct for " + string(name)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1059 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1060 | } |
| 1061 | |
| 1062 | ctype_byname<wchar_t>::ctype_byname(const string& name, size_t refs) |
| 1063 | : ctype<wchar_t>(refs), |
| 1064 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 1065 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1066 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1067 | if (__l == 0) |
| 1068 | throw runtime_error("ctype_byname<wchar_t>::ctype_byname" |
| 1069 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1070 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1071 | } |
| 1072 | |
| 1073 | ctype_byname<wchar_t>::~ctype_byname() |
| 1074 | { |
| 1075 | freelocale(__l); |
| 1076 | } |
| 1077 | |
| 1078 | bool |
| 1079 | ctype_byname<wchar_t>::do_is(mask m, char_type c) const |
| 1080 | { |
| 1081 | return static_cast<bool>(iswctype_l(c, m, __l)); |
| 1082 | } |
| 1083 | |
| 1084 | const wchar_t* |
| 1085 | ctype_byname<wchar_t>::do_is(const char_type* low, const char_type* high, mask* vec) const |
| 1086 | { |
| 1087 | for (; low != high; ++low, ++vec) |
| 1088 | { |
| 1089 | if (isascii(*low)) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame^] | 1090 | *vec = static_cast<mask>(ctype<char>::classic_table()[*low]); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1091 | else |
| 1092 | { |
| 1093 | *vec = 0; |
| 1094 | if (iswspace_l(*low, __l)) |
| 1095 | *vec |= space; |
| 1096 | if (iswprint_l(*low, __l)) |
| 1097 | *vec |= print; |
| 1098 | if (iswcntrl_l(*low, __l)) |
| 1099 | *vec |= cntrl; |
| 1100 | if (iswupper_l(*low, __l)) |
| 1101 | *vec |= upper; |
| 1102 | if (iswlower_l(*low, __l)) |
| 1103 | *vec |= lower; |
| 1104 | if (iswalpha_l(*low, __l)) |
| 1105 | *vec |= alpha; |
| 1106 | if (iswdigit_l(*low, __l)) |
| 1107 | *vec |= digit; |
| 1108 | if (iswpunct_l(*low, __l)) |
| 1109 | *vec |= punct; |
| 1110 | if (iswxdigit_l(*low, __l)) |
| 1111 | *vec |= xdigit; |
| 1112 | } |
| 1113 | } |
| 1114 | return low; |
| 1115 | } |
| 1116 | |
| 1117 | const wchar_t* |
| 1118 | ctype_byname<wchar_t>::do_scan_is(mask m, const char_type* low, const char_type* high) const |
| 1119 | { |
| 1120 | for (; low != high; ++low) |
| 1121 | if (iswctype_l(*low, m, __l)) |
| 1122 | break; |
| 1123 | return low; |
| 1124 | } |
| 1125 | |
| 1126 | const wchar_t* |
| 1127 | ctype_byname<wchar_t>::do_scan_not(mask m, const char_type* low, const char_type* high) const |
| 1128 | { |
| 1129 | for (; low != high; ++low) |
| 1130 | if (!iswctype_l(*low, m, __l)) |
| 1131 | break; |
| 1132 | return low; |
| 1133 | } |
| 1134 | |
| 1135 | wchar_t |
| 1136 | ctype_byname<wchar_t>::do_toupper(char_type c) const |
| 1137 | { |
| 1138 | return towupper_l(c, __l); |
| 1139 | } |
| 1140 | |
| 1141 | const wchar_t* |
| 1142 | ctype_byname<wchar_t>::do_toupper(char_type* low, const char_type* high) const |
| 1143 | { |
| 1144 | for (; low != high; ++low) |
| 1145 | *low = towupper_l(*low, __l); |
| 1146 | return low; |
| 1147 | } |
| 1148 | |
| 1149 | wchar_t |
| 1150 | ctype_byname<wchar_t>::do_tolower(char_type c) const |
| 1151 | { |
| 1152 | return towlower_l(c, __l); |
| 1153 | } |
| 1154 | |
| 1155 | const wchar_t* |
| 1156 | ctype_byname<wchar_t>::do_tolower(char_type* low, const char_type* high) const |
| 1157 | { |
| 1158 | for (; low != high; ++low) |
| 1159 | *low = towlower_l(*low, __l); |
| 1160 | return low; |
| 1161 | } |
| 1162 | |
| 1163 | wchar_t |
| 1164 | ctype_byname<wchar_t>::do_widen(char c) const |
| 1165 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1166 | return with_locale::btowc_l(c, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1167 | } |
| 1168 | |
| 1169 | const char* |
| 1170 | ctype_byname<wchar_t>::do_widen(const char* low, const char* high, char_type* dest) const |
| 1171 | { |
| 1172 | for (; low != high; ++low, ++dest) |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1173 | *dest = with_locale::btowc_l(*low, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1174 | return low; |
| 1175 | } |
| 1176 | |
| 1177 | char |
| 1178 | ctype_byname<wchar_t>::do_narrow(char_type c, char dfault) const |
| 1179 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1180 | int r = with_locale::wctob_l(c, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1181 | return r != WEOF ? static_cast<char>(r) : dfault; |
| 1182 | } |
| 1183 | |
| 1184 | const wchar_t* |
| 1185 | ctype_byname<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 1186 | { |
| 1187 | for (; low != high; ++low, ++dest) |
| 1188 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1189 | int r = with_locale::wctob_l(*low, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1190 | *dest = r != WEOF ? static_cast<char>(r) : dfault; |
| 1191 | } |
| 1192 | return low; |
| 1193 | } |
| 1194 | |
| 1195 | // template <> class codecvt<char, char, mbstate_t> |
| 1196 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1197 | locale::id codecvt<char, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1198 | |
| 1199 | codecvt<char, char, mbstate_t>::~codecvt() |
| 1200 | { |
| 1201 | } |
| 1202 | |
| 1203 | codecvt<char, char, mbstate_t>::result |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1204 | codecvt<char, char, mbstate_t>::do_out(state_type&, |
| 1205 | const intern_type* frm, const intern_type*, const intern_type*& frm_nxt, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1206 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 1207 | { |
| 1208 | frm_nxt = frm; |
| 1209 | to_nxt = to; |
| 1210 | return noconv; |
| 1211 | } |
| 1212 | |
| 1213 | codecvt<char, char, mbstate_t>::result |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1214 | codecvt<char, char, mbstate_t>::do_in(state_type&, |
| 1215 | const extern_type* frm, const extern_type*, const extern_type*& frm_nxt, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1216 | intern_type* to, intern_type*, intern_type*& to_nxt) const |
| 1217 | { |
| 1218 | frm_nxt = frm; |
| 1219 | to_nxt = to; |
| 1220 | return noconv; |
| 1221 | } |
| 1222 | |
| 1223 | codecvt<char, char, mbstate_t>::result |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1224 | codecvt<char, char, mbstate_t>::do_unshift(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1225 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 1226 | { |
| 1227 | to_nxt = to; |
| 1228 | return noconv; |
| 1229 | } |
| 1230 | |
| 1231 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1232 | codecvt<char, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1233 | { |
| 1234 | return 1; |
| 1235 | } |
| 1236 | |
| 1237 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1238 | codecvt<char, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1239 | { |
| 1240 | return true; |
| 1241 | } |
| 1242 | |
| 1243 | int |
| 1244 | codecvt<char, char, mbstate_t>::do_length(state_type&, |
| 1245 | const extern_type* frm, const extern_type* end, size_t mx) const |
| 1246 | { |
| 1247 | return static_cast<int>(min<size_t>(mx, end-frm)); |
| 1248 | } |
| 1249 | |
| 1250 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1251 | codecvt<char, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1252 | { |
| 1253 | return 1; |
| 1254 | } |
| 1255 | |
| 1256 | // template <> class codecvt<wchar_t, char, mbstate_t> |
| 1257 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1258 | locale::id codecvt<wchar_t, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1259 | |
| 1260 | codecvt<wchar_t, char, mbstate_t>::codecvt(size_t refs) |
| 1261 | : locale::facet(refs), |
| 1262 | __l(0) |
| 1263 | { |
| 1264 | } |
| 1265 | |
| 1266 | codecvt<wchar_t, char, mbstate_t>::codecvt(const char* nm, size_t refs) |
| 1267 | : locale::facet(refs), |
| 1268 | __l(newlocale(LC_ALL_MASK, nm, 0)) |
| 1269 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1270 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1271 | if (__l == 0) |
| 1272 | throw runtime_error("codecvt_byname<wchar_t, char, mbstate_t>::codecvt_byname" |
| 1273 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1274 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1275 | } |
| 1276 | |
| 1277 | codecvt<wchar_t, char, mbstate_t>::~codecvt() |
| 1278 | { |
| 1279 | if (__l != 0) |
| 1280 | freelocale(__l); |
| 1281 | } |
| 1282 | |
| 1283 | codecvt<wchar_t, char, mbstate_t>::result |
| 1284 | codecvt<wchar_t, char, mbstate_t>::do_out(state_type& st, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1285 | 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] | 1286 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 1287 | { |
| 1288 | // look for first internal null in frm |
| 1289 | const intern_type* fend = frm; |
| 1290 | for (; fend != frm_end; ++fend) |
| 1291 | if (*fend == 0) |
| 1292 | break; |
| 1293 | // loop over all null-terminated sequences in frm |
| 1294 | to_nxt = to; |
| 1295 | for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) |
| 1296 | { |
| 1297 | // save state in case needed to reover to_nxt on error |
| 1298 | mbstate_t save_state = st; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1299 | size_t n = with_locale::wcsnrtombs_l(to, &frm_nxt, fend-frm, to_end-to, &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1300 | if (n == size_t(-1)) |
| 1301 | { |
| 1302 | // need to recover to_nxt |
| 1303 | for (to_nxt = to; frm != frm_nxt; ++frm) |
| 1304 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1305 | n = with_locale::wcrtomb_l(to_nxt, *frm, &save_state, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1306 | if (n == size_t(-1)) |
| 1307 | break; |
| 1308 | to_nxt += n; |
| 1309 | } |
| 1310 | frm_nxt = frm; |
| 1311 | return error; |
| 1312 | } |
| 1313 | if (n == 0) |
| 1314 | return partial; |
| 1315 | to_nxt += n; |
| 1316 | if (to_nxt == to_end) |
| 1317 | break; |
| 1318 | if (fend != frm_end) // set up next null terminated sequence |
| 1319 | { |
| 1320 | // Try to write the terminating null |
| 1321 | extern_type tmp[MB_LEN_MAX]; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1322 | n = with_locale::wcrtomb_l(tmp, intern_type(), &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1323 | if (n == size_t(-1)) // on error |
| 1324 | return error; |
| 1325 | if (n > to_end-to_nxt) // is there room? |
| 1326 | return partial; |
| 1327 | for (extern_type* p = tmp; n; --n) // write it |
| 1328 | *to_nxt++ = *p++; |
| 1329 | ++frm_nxt; |
| 1330 | // look for next null in frm |
| 1331 | for (fend = frm_nxt; fend != frm_end; ++fend) |
| 1332 | if (*fend == 0) |
| 1333 | break; |
| 1334 | } |
| 1335 | } |
| 1336 | return frm_nxt == frm_end ? ok : partial; |
| 1337 | } |
| 1338 | |
| 1339 | codecvt<wchar_t, char, mbstate_t>::result |
| 1340 | codecvt<wchar_t, char, mbstate_t>::do_in(state_type& st, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1341 | 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] | 1342 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 1343 | { |
| 1344 | // look for first internal null in frm |
| 1345 | const extern_type* fend = frm; |
| 1346 | for (; fend != frm_end; ++fend) |
| 1347 | if (*fend == 0) |
| 1348 | break; |
| 1349 | // loop over all null-terminated sequences in frm |
| 1350 | to_nxt = to; |
| 1351 | for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) |
| 1352 | { |
| 1353 | // save state in case needed to reover to_nxt on error |
| 1354 | mbstate_t save_state = st; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1355 | size_t n = with_locale::mbsnrtowcs_l(to, &frm_nxt, fend-frm, to_end-to, &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1356 | if (n == size_t(-1)) |
| 1357 | { |
| 1358 | // need to recover to_nxt |
| 1359 | for (to_nxt = to; frm != frm_nxt; ++to_nxt) |
| 1360 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1361 | n = with_locale::mbrtowc_l(to_nxt, frm, fend-frm, &save_state, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1362 | switch (n) |
| 1363 | { |
| 1364 | case 0: |
| 1365 | ++frm; |
| 1366 | break; |
| 1367 | case -1: |
| 1368 | frm_nxt = frm; |
| 1369 | return error; |
| 1370 | case -2: |
| 1371 | frm_nxt = frm; |
| 1372 | return partial; |
| 1373 | default: |
| 1374 | frm += n; |
| 1375 | break; |
| 1376 | } |
| 1377 | } |
| 1378 | frm_nxt = frm; |
| 1379 | return frm_nxt == frm_end ? ok : partial; |
| 1380 | } |
| 1381 | if (n == 0) |
| 1382 | return error; |
| 1383 | to_nxt += n; |
| 1384 | if (to_nxt == to_end) |
| 1385 | break; |
| 1386 | if (fend != frm_end) // set up next null terminated sequence |
| 1387 | { |
| 1388 | // Try to write the terminating null |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1389 | n = with_locale::mbrtowc_l(to_nxt, frm_nxt, 1, &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1390 | if (n != 0) // on error |
| 1391 | return error; |
| 1392 | ++to_nxt; |
| 1393 | ++frm_nxt; |
| 1394 | // look for next null in frm |
| 1395 | for (fend = frm_nxt; fend != frm_end; ++fend) |
| 1396 | if (*fend == 0) |
| 1397 | break; |
| 1398 | } |
| 1399 | } |
| 1400 | return frm_nxt == frm_end ? ok : partial; |
| 1401 | } |
| 1402 | |
| 1403 | codecvt<wchar_t, char, mbstate_t>::result |
| 1404 | codecvt<wchar_t, char, mbstate_t>::do_unshift(state_type& st, |
| 1405 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 1406 | { |
| 1407 | to_nxt = to; |
| 1408 | extern_type tmp[MB_LEN_MAX]; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1409 | size_t n = with_locale::wcrtomb_l(tmp, intern_type(), &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1410 | if (n == size_t(-1) || n == 0) // on error |
| 1411 | return error; |
| 1412 | --n; |
| 1413 | if (n > to_end-to_nxt) // is there room? |
| 1414 | return partial; |
| 1415 | for (extern_type* p = tmp; n; --n) // write it |
| 1416 | *to_nxt++ = *p++; |
| 1417 | return ok; |
| 1418 | } |
| 1419 | |
| 1420 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1421 | codecvt<wchar_t, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1422 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1423 | if (with_locale::mbtowc_l((wchar_t*) 0, (const char*) 0, MB_LEN_MAX, __l) == 0) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1424 | { |
| 1425 | // stateless encoding |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1426 | if (__l == 0 || with_locale::mb_cur_max_l(__l) == 1) // there are no known constant length encodings |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1427 | return 1; // which take more than 1 char to form a wchar_t |
| 1428 | return 0; |
| 1429 | } |
| 1430 | return -1; |
| 1431 | } |
| 1432 | |
| 1433 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1434 | codecvt<wchar_t, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1435 | { |
| 1436 | return false; |
| 1437 | } |
| 1438 | |
| 1439 | int |
| 1440 | codecvt<wchar_t, char, mbstate_t>::do_length(state_type& st, |
| 1441 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 1442 | { |
| 1443 | int nbytes = 0; |
| 1444 | for (size_t nwchar_t = 0; nwchar_t < mx && frm != frm_end; ++nwchar_t) |
| 1445 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1446 | size_t n = with_locale::mbrlen_l(frm, frm_end-frm, &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1447 | switch (n) |
| 1448 | { |
| 1449 | case 0: |
| 1450 | ++nbytes; |
| 1451 | ++frm; |
| 1452 | break; |
| 1453 | case -1: |
| 1454 | case -2: |
| 1455 | return nbytes; |
| 1456 | default: |
| 1457 | nbytes += n; |
| 1458 | frm += n; |
| 1459 | break; |
| 1460 | } |
| 1461 | } |
| 1462 | return nbytes; |
| 1463 | } |
| 1464 | |
| 1465 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1466 | codecvt<wchar_t, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1467 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1468 | return __l == 0 ? 1 : with_locale::mb_cur_max_l(__l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1469 | } |
| 1470 | |
| 1471 | // Valid UTF ranges |
| 1472 | // UTF-32 UTF-16 UTF-8 # of code points |
| 1473 | // first second first second third fourth |
| 1474 | // 000000 - 00007F 0000 - 007F 00 - 7F 127 |
| 1475 | // 000080 - 0007FF 0080 - 07FF C2 - DF, 80 - BF 1920 |
| 1476 | // 000800 - 000FFF 0800 - 0FFF E0 - E0, A0 - BF, 80 - BF 2048 |
| 1477 | // 001000 - 00CFFF 1000 - CFFF E1 - EC, 80 - BF, 80 - BF 49152 |
| 1478 | // 00D000 - 00D7FF D000 - D7FF ED - ED, 80 - 9F, 80 - BF 2048 |
| 1479 | // 00D800 - 00DFFF invalid |
| 1480 | // 00E000 - 00FFFF E000 - FFFF EE - EF, 80 - BF, 80 - BF 8192 |
| 1481 | // 010000 - 03FFFF D800 - D8BF, DC00 - DFFF F0 - F0, 90 - BF, 80 - BF, 80 - BF 196608 |
| 1482 | // 040000 - 0FFFFF D8C0 - DBBF, DC00 - DFFF F1 - F3, 80 - BF, 80 - BF, 80 - BF 786432 |
| 1483 | // 100000 - 10FFFF DBC0 - DBFF, DC00 - DFFF F4 - F4, 80 - 8F, 80 - BF, 80 - BF 65536 |
| 1484 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 1485 | static |
| 1486 | codecvt_base::result |
| 1487 | utf16_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 1488 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1489 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1490 | { |
| 1491 | frm_nxt = frm; |
| 1492 | to_nxt = to; |
| 1493 | if (mode & generate_header) |
| 1494 | { |
| 1495 | if (to_end-to_nxt < 3) |
| 1496 | return codecvt_base::partial; |
| 1497 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1498 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1499 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 1500 | } |
| 1501 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 1502 | { |
| 1503 | uint16_t wc1 = *frm_nxt; |
| 1504 | if (wc1 > Maxcode) |
| 1505 | return codecvt_base::error; |
| 1506 | if (wc1 < 0x0080) |
| 1507 | { |
| 1508 | if (to_end-to_nxt < 1) |
| 1509 | return codecvt_base::partial; |
| 1510 | *to_nxt++ = static_cast<uint8_t>(wc1); |
| 1511 | } |
| 1512 | else if (wc1 < 0x0800) |
| 1513 | { |
| 1514 | if (to_end-to_nxt < 2) |
| 1515 | return codecvt_base::partial; |
| 1516 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc1 >> 6)); |
| 1517 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x03F)); |
| 1518 | } |
| 1519 | else if (wc1 < 0xD800) |
| 1520 | { |
| 1521 | if (to_end-to_nxt < 3) |
| 1522 | return codecvt_base::partial; |
| 1523 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1524 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1525 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1526 | } |
| 1527 | else if (wc1 < 0xDC00) |
| 1528 | { |
| 1529 | if (frm_end-frm_nxt < 2) |
| 1530 | return codecvt_base::partial; |
| 1531 | uint16_t wc2 = frm_nxt[1]; |
| 1532 | if ((wc2 & 0xFC00) != 0xDC00) |
| 1533 | return codecvt_base::error; |
| 1534 | if (to_end-to_nxt < 4) |
| 1535 | return codecvt_base::partial; |
| 1536 | if ((((((unsigned long)wc1 & 0x03C0) >> 6) + 1) << 16) + |
| 1537 | (((unsigned long)wc1 & 0x003F) << 10) + (wc2 & 0x03FF) > Maxcode) |
| 1538 | return codecvt_base::error; |
| 1539 | ++frm_nxt; |
| 1540 | uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; |
| 1541 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (z >> 2)); |
| 1542 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); |
| 1543 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); |
| 1544 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc2 & 0x003F)); |
| 1545 | } |
| 1546 | else if (wc1 < 0xE000) |
| 1547 | { |
| 1548 | return codecvt_base::error; |
| 1549 | } |
| 1550 | else |
| 1551 | { |
| 1552 | if (to_end-to_nxt < 3) |
| 1553 | return codecvt_base::partial; |
| 1554 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1555 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1556 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1557 | } |
| 1558 | } |
| 1559 | return codecvt_base::ok; |
| 1560 | } |
| 1561 | |
| 1562 | static |
| 1563 | codecvt_base::result |
| 1564 | utf16_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 1565 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1566 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1567 | { |
| 1568 | frm_nxt = frm; |
| 1569 | to_nxt = to; |
| 1570 | if (mode & generate_header) |
| 1571 | { |
| 1572 | if (to_end-to_nxt < 3) |
| 1573 | return codecvt_base::partial; |
| 1574 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1575 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1576 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 1577 | } |
| 1578 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 1579 | { |
| 1580 | uint16_t wc1 = static_cast<uint16_t>(*frm_nxt); |
| 1581 | if (wc1 > Maxcode) |
| 1582 | return codecvt_base::error; |
| 1583 | if (wc1 < 0x0080) |
| 1584 | { |
| 1585 | if (to_end-to_nxt < 1) |
| 1586 | return codecvt_base::partial; |
| 1587 | *to_nxt++ = static_cast<uint8_t>(wc1); |
| 1588 | } |
| 1589 | else if (wc1 < 0x0800) |
| 1590 | { |
| 1591 | if (to_end-to_nxt < 2) |
| 1592 | return codecvt_base::partial; |
| 1593 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc1 >> 6)); |
| 1594 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x03F)); |
| 1595 | } |
| 1596 | else if (wc1 < 0xD800) |
| 1597 | { |
| 1598 | if (to_end-to_nxt < 3) |
| 1599 | return codecvt_base::partial; |
| 1600 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1601 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1602 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1603 | } |
| 1604 | else if (wc1 < 0xDC00) |
| 1605 | { |
| 1606 | if (frm_end-frm_nxt < 2) |
| 1607 | return codecvt_base::partial; |
| 1608 | uint16_t wc2 = static_cast<uint16_t>(frm_nxt[1]); |
| 1609 | if ((wc2 & 0xFC00) != 0xDC00) |
| 1610 | return codecvt_base::error; |
| 1611 | if (to_end-to_nxt < 4) |
| 1612 | return codecvt_base::partial; |
| 1613 | if ((((((unsigned long)wc1 & 0x03C0) >> 6) + 1) << 16) + |
| 1614 | (((unsigned long)wc1 & 0x003F) << 10) + (wc2 & 0x03FF) > Maxcode) |
| 1615 | return codecvt_base::error; |
| 1616 | ++frm_nxt; |
| 1617 | uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; |
| 1618 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (z >> 2)); |
| 1619 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); |
| 1620 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); |
| 1621 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc2 & 0x003F)); |
| 1622 | } |
| 1623 | else if (wc1 < 0xE000) |
| 1624 | { |
| 1625 | return codecvt_base::error; |
| 1626 | } |
| 1627 | else |
| 1628 | { |
| 1629 | if (to_end-to_nxt < 3) |
| 1630 | return codecvt_base::partial; |
| 1631 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1632 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1633 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1634 | } |
| 1635 | } |
| 1636 | return codecvt_base::ok; |
| 1637 | } |
| 1638 | |
| 1639 | static |
| 1640 | codecvt_base::result |
| 1641 | utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 1642 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 1643 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1644 | { |
| 1645 | frm_nxt = frm; |
| 1646 | to_nxt = to; |
| 1647 | if (mode & consume_header) |
| 1648 | { |
| 1649 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1650 | frm_nxt[2] == 0xBF) |
| 1651 | frm_nxt += 3; |
| 1652 | } |
| 1653 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 1654 | { |
| 1655 | uint8_t c1 = *frm_nxt; |
| 1656 | if (c1 > Maxcode) |
| 1657 | return codecvt_base::error; |
| 1658 | if (c1 < 0x80) |
| 1659 | { |
| 1660 | *to_nxt = static_cast<uint16_t>(c1); |
| 1661 | ++frm_nxt; |
| 1662 | } |
| 1663 | else if (c1 < 0xC2) |
| 1664 | { |
| 1665 | return codecvt_base::error; |
| 1666 | } |
| 1667 | else if (c1 < 0xE0) |
| 1668 | { |
| 1669 | if (frm_end-frm_nxt < 2) |
| 1670 | return codecvt_base::partial; |
| 1671 | uint8_t c2 = frm_nxt[1]; |
| 1672 | if ((c2 & 0xC0) != 0x80) |
| 1673 | return codecvt_base::error; |
| 1674 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (c2 & 0x3F)); |
| 1675 | if (t > Maxcode) |
| 1676 | return codecvt_base::error; |
| 1677 | *to_nxt = t; |
| 1678 | frm_nxt += 2; |
| 1679 | } |
| 1680 | else if (c1 < 0xF0) |
| 1681 | { |
| 1682 | if (frm_end-frm_nxt < 3) |
| 1683 | return codecvt_base::partial; |
| 1684 | uint8_t c2 = frm_nxt[1]; |
| 1685 | uint8_t c3 = frm_nxt[2]; |
| 1686 | switch (c1) |
| 1687 | { |
| 1688 | case 0xE0: |
| 1689 | if ((c2 & 0xE0) != 0xA0) |
| 1690 | return codecvt_base::error; |
| 1691 | break; |
| 1692 | case 0xED: |
| 1693 | if ((c2 & 0xE0) != 0x80) |
| 1694 | return codecvt_base::error; |
| 1695 | break; |
| 1696 | default: |
| 1697 | if ((c2 & 0xC0) != 0x80) |
| 1698 | return codecvt_base::error; |
| 1699 | break; |
| 1700 | } |
| 1701 | if ((c3 & 0xC0) != 0x80) |
| 1702 | return codecvt_base::error; |
| 1703 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1704 | | ((c2 & 0x3F) << 6) |
| 1705 | | (c3 & 0x3F)); |
| 1706 | if (t > Maxcode) |
| 1707 | return codecvt_base::error; |
| 1708 | *to_nxt = t; |
| 1709 | frm_nxt += 3; |
| 1710 | } |
| 1711 | else if (c1 < 0xF5) |
| 1712 | { |
| 1713 | if (frm_end-frm_nxt < 4) |
| 1714 | return codecvt_base::partial; |
| 1715 | uint8_t c2 = frm_nxt[1]; |
| 1716 | uint8_t c3 = frm_nxt[2]; |
| 1717 | uint8_t c4 = frm_nxt[3]; |
| 1718 | switch (c1) |
| 1719 | { |
| 1720 | case 0xF0: |
| 1721 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1722 | return codecvt_base::error; |
| 1723 | break; |
| 1724 | case 0xF4: |
| 1725 | if ((c2 & 0xF0) != 0x80) |
| 1726 | return codecvt_base::error; |
| 1727 | break; |
| 1728 | default: |
| 1729 | if ((c2 & 0xC0) != 0x80) |
| 1730 | return codecvt_base::error; |
| 1731 | break; |
| 1732 | } |
| 1733 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1734 | return codecvt_base::error; |
| 1735 | if (to_end-to_nxt < 2) |
| 1736 | return codecvt_base::partial; |
| 1737 | if (((((unsigned long)c1 & 7) << 18) + |
| 1738 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1739 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1740 | return codecvt_base::error; |
| 1741 | *to_nxt = static_cast<uint16_t>( |
| 1742 | 0xD800 |
| 1743 | | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) |
| 1744 | | ((c2 & 0x0F) << 2) |
| 1745 | | ((c3 & 0x30) >> 4)); |
| 1746 | *++to_nxt = static_cast<uint16_t>( |
| 1747 | 0xDC00 |
| 1748 | | ((c3 & 0x0F) << 6) |
| 1749 | | (c4 & 0x3F)); |
| 1750 | frm_nxt += 4; |
| 1751 | } |
| 1752 | else |
| 1753 | { |
| 1754 | return codecvt_base::error; |
| 1755 | } |
| 1756 | } |
| 1757 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 1758 | } |
| 1759 | |
| 1760 | static |
| 1761 | codecvt_base::result |
| 1762 | utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 1763 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 1764 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1765 | { |
| 1766 | frm_nxt = frm; |
| 1767 | to_nxt = to; |
| 1768 | if (mode & consume_header) |
| 1769 | { |
| 1770 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1771 | frm_nxt[2] == 0xBF) |
| 1772 | frm_nxt += 3; |
| 1773 | } |
| 1774 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 1775 | { |
| 1776 | uint8_t c1 = *frm_nxt; |
| 1777 | if (c1 > Maxcode) |
| 1778 | return codecvt_base::error; |
| 1779 | if (c1 < 0x80) |
| 1780 | { |
| 1781 | *to_nxt = static_cast<uint32_t>(c1); |
| 1782 | ++frm_nxt; |
| 1783 | } |
| 1784 | else if (c1 < 0xC2) |
| 1785 | { |
| 1786 | return codecvt_base::error; |
| 1787 | } |
| 1788 | else if (c1 < 0xE0) |
| 1789 | { |
| 1790 | if (frm_end-frm_nxt < 2) |
| 1791 | return codecvt_base::partial; |
| 1792 | uint8_t c2 = frm_nxt[1]; |
| 1793 | if ((c2 & 0xC0) != 0x80) |
| 1794 | return codecvt_base::error; |
| 1795 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (c2 & 0x3F)); |
| 1796 | if (t > Maxcode) |
| 1797 | return codecvt_base::error; |
| 1798 | *to_nxt = static_cast<uint32_t>(t); |
| 1799 | frm_nxt += 2; |
| 1800 | } |
| 1801 | else if (c1 < 0xF0) |
| 1802 | { |
| 1803 | if (frm_end-frm_nxt < 3) |
| 1804 | return codecvt_base::partial; |
| 1805 | uint8_t c2 = frm_nxt[1]; |
| 1806 | uint8_t c3 = frm_nxt[2]; |
| 1807 | switch (c1) |
| 1808 | { |
| 1809 | case 0xE0: |
| 1810 | if ((c2 & 0xE0) != 0xA0) |
| 1811 | return codecvt_base::error; |
| 1812 | break; |
| 1813 | case 0xED: |
| 1814 | if ((c2 & 0xE0) != 0x80) |
| 1815 | return codecvt_base::error; |
| 1816 | break; |
| 1817 | default: |
| 1818 | if ((c2 & 0xC0) != 0x80) |
| 1819 | return codecvt_base::error; |
| 1820 | break; |
| 1821 | } |
| 1822 | if ((c3 & 0xC0) != 0x80) |
| 1823 | return codecvt_base::error; |
| 1824 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1825 | | ((c2 & 0x3F) << 6) |
| 1826 | | (c3 & 0x3F)); |
| 1827 | if (t > Maxcode) |
| 1828 | return codecvt_base::error; |
| 1829 | *to_nxt = static_cast<uint32_t>(t); |
| 1830 | frm_nxt += 3; |
| 1831 | } |
| 1832 | else if (c1 < 0xF5) |
| 1833 | { |
| 1834 | if (frm_end-frm_nxt < 4) |
| 1835 | return codecvt_base::partial; |
| 1836 | uint8_t c2 = frm_nxt[1]; |
| 1837 | uint8_t c3 = frm_nxt[2]; |
| 1838 | uint8_t c4 = frm_nxt[3]; |
| 1839 | switch (c1) |
| 1840 | { |
| 1841 | case 0xF0: |
| 1842 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1843 | return codecvt_base::error; |
| 1844 | break; |
| 1845 | case 0xF4: |
| 1846 | if ((c2 & 0xF0) != 0x80) |
| 1847 | return codecvt_base::error; |
| 1848 | break; |
| 1849 | default: |
| 1850 | if ((c2 & 0xC0) != 0x80) |
| 1851 | return codecvt_base::error; |
| 1852 | break; |
| 1853 | } |
| 1854 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1855 | return codecvt_base::error; |
| 1856 | if (to_end-to_nxt < 2) |
| 1857 | return codecvt_base::partial; |
| 1858 | if (((((unsigned long)c1 & 7) << 18) + |
| 1859 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1860 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1861 | return codecvt_base::error; |
| 1862 | *to_nxt = static_cast<uint32_t>( |
| 1863 | 0xD800 |
| 1864 | | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) |
| 1865 | | ((c2 & 0x0F) << 2) |
| 1866 | | ((c3 & 0x30) >> 4)); |
| 1867 | *++to_nxt = static_cast<uint32_t>( |
| 1868 | 0xDC00 |
| 1869 | | ((c3 & 0x0F) << 6) |
| 1870 | | (c4 & 0x3F)); |
| 1871 | frm_nxt += 4; |
| 1872 | } |
| 1873 | else |
| 1874 | { |
| 1875 | return codecvt_base::error; |
| 1876 | } |
| 1877 | } |
| 1878 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 1879 | } |
| 1880 | |
| 1881 | static |
| 1882 | int |
| 1883 | utf8_to_utf16_length(const uint8_t* frm, const uint8_t* frm_end, |
| 1884 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 1885 | codecvt_mode mode = codecvt_mode(0)) |
| 1886 | { |
| 1887 | const uint8_t* frm_nxt = frm; |
| 1888 | if (mode & consume_header) |
| 1889 | { |
| 1890 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1891 | frm_nxt[2] == 0xBF) |
| 1892 | frm_nxt += 3; |
| 1893 | } |
| 1894 | for (size_t nchar16_t = 0; frm_nxt < frm_end && nchar16_t < mx; ++nchar16_t) |
| 1895 | { |
| 1896 | uint8_t c1 = *frm_nxt; |
| 1897 | if (c1 > Maxcode) |
| 1898 | break; |
| 1899 | if (c1 < 0x80) |
| 1900 | { |
| 1901 | ++frm_nxt; |
| 1902 | } |
| 1903 | else if (c1 < 0xC2) |
| 1904 | { |
| 1905 | break; |
| 1906 | } |
| 1907 | else if (c1 < 0xE0) |
| 1908 | { |
| 1909 | if ((frm_end-frm_nxt < 2) || (frm_nxt[1] & 0xC0) != 0x80) |
| 1910 | break; |
| 1911 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)); |
| 1912 | if (t > Maxcode) |
| 1913 | break; |
| 1914 | frm_nxt += 2; |
| 1915 | } |
| 1916 | else if (c1 < 0xF0) |
| 1917 | { |
| 1918 | if (frm_end-frm_nxt < 3) |
| 1919 | break; |
| 1920 | uint8_t c2 = frm_nxt[1]; |
| 1921 | uint8_t c3 = frm_nxt[2]; |
| 1922 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1923 | | ((c2 & 0x3F) << 6) |
| 1924 | | (c3 & 0x3F)); |
| 1925 | switch (c1) |
| 1926 | { |
| 1927 | case 0xE0: |
| 1928 | if ((c2 & 0xE0) != 0xA0) |
| 1929 | return static_cast<int>(frm_nxt - frm); |
| 1930 | break; |
| 1931 | case 0xED: |
| 1932 | if ((c2 & 0xE0) != 0x80) |
| 1933 | return static_cast<int>(frm_nxt - frm); |
| 1934 | break; |
| 1935 | default: |
| 1936 | if ((c2 & 0xC0) != 0x80) |
| 1937 | return static_cast<int>(frm_nxt - frm); |
| 1938 | break; |
| 1939 | } |
| 1940 | if ((c3 & 0xC0) != 0x80) |
| 1941 | break; |
| 1942 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 1943 | break; |
| 1944 | frm_nxt += 3; |
| 1945 | } |
| 1946 | else if (c1 < 0xF5) |
| 1947 | { |
| 1948 | if (frm_end-frm_nxt < 4 || mx-nchar16_t < 2) |
| 1949 | break; |
| 1950 | uint8_t c2 = frm_nxt[1]; |
| 1951 | uint8_t c3 = frm_nxt[2]; |
| 1952 | uint8_t c4 = frm_nxt[3]; |
| 1953 | switch (c1) |
| 1954 | { |
| 1955 | case 0xF0: |
| 1956 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1957 | return static_cast<int>(frm_nxt - frm); |
| 1958 | break; |
| 1959 | case 0xF4: |
| 1960 | if ((c2 & 0xF0) != 0x80) |
| 1961 | return static_cast<int>(frm_nxt - frm); |
| 1962 | break; |
| 1963 | default: |
| 1964 | if ((c2 & 0xC0) != 0x80) |
| 1965 | return static_cast<int>(frm_nxt - frm); |
| 1966 | break; |
| 1967 | } |
| 1968 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1969 | break; |
| 1970 | if (((((unsigned long)c1 & 7) << 18) + |
| 1971 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1972 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1973 | break; |
| 1974 | ++nchar16_t; |
| 1975 | frm_nxt += 4; |
| 1976 | } |
| 1977 | else |
| 1978 | { |
| 1979 | break; |
| 1980 | } |
| 1981 | } |
| 1982 | return static_cast<int>(frm_nxt - frm); |
| 1983 | } |
| 1984 | |
| 1985 | static |
| 1986 | codecvt_base::result |
| 1987 | ucs4_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 1988 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1989 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1990 | { |
| 1991 | frm_nxt = frm; |
| 1992 | to_nxt = to; |
| 1993 | if (mode & generate_header) |
| 1994 | { |
| 1995 | if (to_end-to_nxt < 3) |
| 1996 | return codecvt_base::partial; |
| 1997 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1998 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1999 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 2000 | } |
| 2001 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2002 | { |
| 2003 | uint32_t wc = *frm_nxt; |
| 2004 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2005 | return codecvt_base::error; |
| 2006 | if (wc < 0x000080) |
| 2007 | { |
| 2008 | if (to_end-to_nxt < 1) |
| 2009 | return codecvt_base::partial; |
| 2010 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2011 | } |
| 2012 | else if (wc < 0x000800) |
| 2013 | { |
| 2014 | if (to_end-to_nxt < 2) |
| 2015 | return codecvt_base::partial; |
| 2016 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc >> 6)); |
| 2017 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x03F)); |
| 2018 | } |
| 2019 | else if (wc < 0x010000) |
| 2020 | { |
| 2021 | if (to_end-to_nxt < 3) |
| 2022 | return codecvt_base::partial; |
| 2023 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc >> 12)); |
| 2024 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x0FC0) >> 6)); |
| 2025 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x003F)); |
| 2026 | } |
| 2027 | else // if (wc < 0x110000) |
| 2028 | { |
| 2029 | if (to_end-to_nxt < 4) |
| 2030 | return codecvt_base::partial; |
| 2031 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (wc >> 18)); |
| 2032 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x03F000) >> 12)); |
| 2033 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x000FC0) >> 6)); |
| 2034 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x00003F)); |
| 2035 | } |
| 2036 | } |
| 2037 | return codecvt_base::ok; |
| 2038 | } |
| 2039 | |
| 2040 | static |
| 2041 | codecvt_base::result |
| 2042 | utf8_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2043 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2044 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2045 | { |
| 2046 | frm_nxt = frm; |
| 2047 | to_nxt = to; |
| 2048 | if (mode & consume_header) |
| 2049 | { |
| 2050 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2051 | frm_nxt[2] == 0xBF) |
| 2052 | frm_nxt += 3; |
| 2053 | } |
| 2054 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 2055 | { |
| 2056 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2057 | if (c1 < 0x80) |
| 2058 | { |
| 2059 | if (c1 > Maxcode) |
| 2060 | return codecvt_base::error; |
| 2061 | *to_nxt = static_cast<uint32_t>(c1); |
| 2062 | ++frm_nxt; |
| 2063 | } |
| 2064 | else if (c1 < 0xC2) |
| 2065 | { |
| 2066 | return codecvt_base::error; |
| 2067 | } |
| 2068 | else if (c1 < 0xE0) |
| 2069 | { |
| 2070 | if (frm_end-frm_nxt < 2) |
| 2071 | return codecvt_base::partial; |
| 2072 | uint8_t c2 = frm_nxt[1]; |
| 2073 | if ((c2 & 0xC0) != 0x80) |
| 2074 | return codecvt_base::error; |
| 2075 | uint32_t t = static_cast<uint32_t>(((c1 & 0x1F) << 6) |
| 2076 | | (c2 & 0x3F)); |
| 2077 | if (t > Maxcode) |
| 2078 | return codecvt_base::error; |
| 2079 | *to_nxt = t; |
| 2080 | frm_nxt += 2; |
| 2081 | } |
| 2082 | else if (c1 < 0xF0) |
| 2083 | { |
| 2084 | if (frm_end-frm_nxt < 3) |
| 2085 | return codecvt_base::partial; |
| 2086 | uint8_t c2 = frm_nxt[1]; |
| 2087 | uint8_t c3 = frm_nxt[2]; |
| 2088 | switch (c1) |
| 2089 | { |
| 2090 | case 0xE0: |
| 2091 | if ((c2 & 0xE0) != 0xA0) |
| 2092 | return codecvt_base::error; |
| 2093 | break; |
| 2094 | case 0xED: |
| 2095 | if ((c2 & 0xE0) != 0x80) |
| 2096 | return codecvt_base::error; |
| 2097 | break; |
| 2098 | default: |
| 2099 | if ((c2 & 0xC0) != 0x80) |
| 2100 | return codecvt_base::error; |
| 2101 | break; |
| 2102 | } |
| 2103 | if ((c3 & 0xC0) != 0x80) |
| 2104 | return codecvt_base::error; |
| 2105 | uint32_t t = static_cast<uint32_t>(((c1 & 0x0F) << 12) |
| 2106 | | ((c2 & 0x3F) << 6) |
| 2107 | | (c3 & 0x3F)); |
| 2108 | if (t > Maxcode) |
| 2109 | return codecvt_base::error; |
| 2110 | *to_nxt = t; |
| 2111 | frm_nxt += 3; |
| 2112 | } |
| 2113 | else if (c1 < 0xF5) |
| 2114 | { |
| 2115 | if (frm_end-frm_nxt < 4) |
| 2116 | return codecvt_base::partial; |
| 2117 | uint8_t c2 = frm_nxt[1]; |
| 2118 | uint8_t c3 = frm_nxt[2]; |
| 2119 | uint8_t c4 = frm_nxt[3]; |
| 2120 | switch (c1) |
| 2121 | { |
| 2122 | case 0xF0: |
| 2123 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 2124 | return codecvt_base::error; |
| 2125 | break; |
| 2126 | case 0xF4: |
| 2127 | if ((c2 & 0xF0) != 0x80) |
| 2128 | return codecvt_base::error; |
| 2129 | break; |
| 2130 | default: |
| 2131 | if ((c2 & 0xC0) != 0x80) |
| 2132 | return codecvt_base::error; |
| 2133 | break; |
| 2134 | } |
| 2135 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 2136 | return codecvt_base::error; |
| 2137 | uint32_t t = static_cast<uint32_t>(((c1 & 0x07) << 18) |
| 2138 | | ((c2 & 0x3F) << 12) |
| 2139 | | ((c3 & 0x3F) << 6) |
| 2140 | | (c4 & 0x3F)); |
| 2141 | if (t > Maxcode) |
| 2142 | return codecvt_base::error; |
| 2143 | *to_nxt = t; |
| 2144 | frm_nxt += 4; |
| 2145 | } |
| 2146 | else |
| 2147 | { |
| 2148 | return codecvt_base::error; |
| 2149 | } |
| 2150 | } |
| 2151 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2152 | } |
| 2153 | |
| 2154 | static |
| 2155 | int |
| 2156 | utf8_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2157 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2158 | codecvt_mode mode = codecvt_mode(0)) |
| 2159 | { |
| 2160 | const uint8_t* frm_nxt = frm; |
| 2161 | if (mode & consume_header) |
| 2162 | { |
| 2163 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2164 | frm_nxt[2] == 0xBF) |
| 2165 | frm_nxt += 3; |
| 2166 | } |
| 2167 | for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) |
| 2168 | { |
| 2169 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2170 | if (c1 < 0x80) |
| 2171 | { |
| 2172 | if (c1 > Maxcode) |
| 2173 | break; |
| 2174 | ++frm_nxt; |
| 2175 | } |
| 2176 | else if (c1 < 0xC2) |
| 2177 | { |
| 2178 | break; |
| 2179 | } |
| 2180 | else if (c1 < 0xE0) |
| 2181 | { |
| 2182 | if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) |
| 2183 | break; |
| 2184 | if ((((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)) > Maxcode) |
| 2185 | break; |
| 2186 | frm_nxt += 2; |
| 2187 | } |
| 2188 | else if (c1 < 0xF0) |
| 2189 | { |
| 2190 | if (frm_end-frm_nxt < 3) |
| 2191 | break; |
| 2192 | uint8_t c2 = frm_nxt[1]; |
| 2193 | uint8_t c3 = frm_nxt[2]; |
| 2194 | switch (c1) |
| 2195 | { |
| 2196 | case 0xE0: |
| 2197 | if ((c2 & 0xE0) != 0xA0) |
| 2198 | return static_cast<int>(frm_nxt - frm); |
| 2199 | break; |
| 2200 | case 0xED: |
| 2201 | if ((c2 & 0xE0) != 0x80) |
| 2202 | return static_cast<int>(frm_nxt - frm); |
| 2203 | break; |
| 2204 | default: |
| 2205 | if ((c2 & 0xC0) != 0x80) |
| 2206 | return static_cast<int>(frm_nxt - frm); |
| 2207 | break; |
| 2208 | } |
| 2209 | if ((c3 & 0xC0) != 0x80) |
| 2210 | break; |
| 2211 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 2212 | break; |
| 2213 | frm_nxt += 3; |
| 2214 | } |
| 2215 | else if (c1 < 0xF5) |
| 2216 | { |
| 2217 | if (frm_end-frm_nxt < 4) |
| 2218 | break; |
| 2219 | uint8_t c2 = frm_nxt[1]; |
| 2220 | uint8_t c3 = frm_nxt[2]; |
| 2221 | uint8_t c4 = frm_nxt[3]; |
| 2222 | switch (c1) |
| 2223 | { |
| 2224 | case 0xF0: |
| 2225 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 2226 | return static_cast<int>(frm_nxt - frm); |
| 2227 | break; |
| 2228 | case 0xF4: |
| 2229 | if ((c2 & 0xF0) != 0x80) |
| 2230 | return static_cast<int>(frm_nxt - frm); |
| 2231 | break; |
| 2232 | default: |
| 2233 | if ((c2 & 0xC0) != 0x80) |
| 2234 | return static_cast<int>(frm_nxt - frm); |
| 2235 | break; |
| 2236 | } |
| 2237 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 2238 | break; |
| 2239 | uint32_t t = static_cast<uint32_t>(((c1 & 0x07) << 18) |
| 2240 | | ((c2 & 0x3F) << 12) |
| 2241 | | ((c3 & 0x3F) << 6) |
| 2242 | | (c4 & 0x3F)); |
| 2243 | if ((((c1 & 0x07) << 18) | ((c2 & 0x3F) << 12) | |
| 2244 | ((c3 & 0x3F) << 6) | (c4 & 0x3F)) > Maxcode) |
| 2245 | break; |
| 2246 | frm_nxt += 4; |
| 2247 | } |
| 2248 | else |
| 2249 | { |
| 2250 | break; |
| 2251 | } |
| 2252 | } |
| 2253 | return static_cast<int>(frm_nxt - frm); |
| 2254 | } |
| 2255 | |
| 2256 | static |
| 2257 | codecvt_base::result |
| 2258 | ucs2_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2259 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2260 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2261 | { |
| 2262 | frm_nxt = frm; |
| 2263 | to_nxt = to; |
| 2264 | if (mode & generate_header) |
| 2265 | { |
| 2266 | if (to_end-to_nxt < 3) |
| 2267 | return codecvt_base::partial; |
| 2268 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 2269 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 2270 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 2271 | } |
| 2272 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2273 | { |
| 2274 | uint16_t wc = *frm_nxt; |
| 2275 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2276 | return codecvt_base::error; |
| 2277 | if (wc < 0x0080) |
| 2278 | { |
| 2279 | if (to_end-to_nxt < 1) |
| 2280 | return codecvt_base::partial; |
| 2281 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2282 | } |
| 2283 | else if (wc < 0x0800) |
| 2284 | { |
| 2285 | if (to_end-to_nxt < 2) |
| 2286 | return codecvt_base::partial; |
| 2287 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc >> 6)); |
| 2288 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x03F)); |
| 2289 | } |
| 2290 | else // if (wc <= 0xFFFF) |
| 2291 | { |
| 2292 | if (to_end-to_nxt < 3) |
| 2293 | return codecvt_base::partial; |
| 2294 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc >> 12)); |
| 2295 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x0FC0) >> 6)); |
| 2296 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x003F)); |
| 2297 | } |
| 2298 | } |
| 2299 | return codecvt_base::ok; |
| 2300 | } |
| 2301 | |
| 2302 | static |
| 2303 | codecvt_base::result |
| 2304 | utf8_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2305 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2306 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2307 | { |
| 2308 | frm_nxt = frm; |
| 2309 | to_nxt = to; |
| 2310 | if (mode & consume_header) |
| 2311 | { |
| 2312 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2313 | frm_nxt[2] == 0xBF) |
| 2314 | frm_nxt += 3; |
| 2315 | } |
| 2316 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 2317 | { |
| 2318 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2319 | if (c1 < 0x80) |
| 2320 | { |
| 2321 | if (c1 > Maxcode) |
| 2322 | return codecvt_base::error; |
| 2323 | *to_nxt = static_cast<uint16_t>(c1); |
| 2324 | ++frm_nxt; |
| 2325 | } |
| 2326 | else if (c1 < 0xC2) |
| 2327 | { |
| 2328 | return codecvt_base::error; |
| 2329 | } |
| 2330 | else if (c1 < 0xE0) |
| 2331 | { |
| 2332 | if (frm_end-frm_nxt < 2) |
| 2333 | return codecvt_base::partial; |
| 2334 | uint8_t c2 = frm_nxt[1]; |
| 2335 | if ((c2 & 0xC0) != 0x80) |
| 2336 | return codecvt_base::error; |
| 2337 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) |
| 2338 | | (c2 & 0x3F)); |
| 2339 | if (t > Maxcode) |
| 2340 | return codecvt_base::error; |
| 2341 | *to_nxt = t; |
| 2342 | frm_nxt += 2; |
| 2343 | } |
| 2344 | else if (c1 < 0xF0) |
| 2345 | { |
| 2346 | if (frm_end-frm_nxt < 3) |
| 2347 | return codecvt_base::partial; |
| 2348 | uint8_t c2 = frm_nxt[1]; |
| 2349 | uint8_t c3 = frm_nxt[2]; |
| 2350 | switch (c1) |
| 2351 | { |
| 2352 | case 0xE0: |
| 2353 | if ((c2 & 0xE0) != 0xA0) |
| 2354 | return codecvt_base::error; |
| 2355 | break; |
| 2356 | case 0xED: |
| 2357 | if ((c2 & 0xE0) != 0x80) |
| 2358 | return codecvt_base::error; |
| 2359 | break; |
| 2360 | default: |
| 2361 | if ((c2 & 0xC0) != 0x80) |
| 2362 | return codecvt_base::error; |
| 2363 | break; |
| 2364 | } |
| 2365 | if ((c3 & 0xC0) != 0x80) |
| 2366 | return codecvt_base::error; |
| 2367 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 2368 | | ((c2 & 0x3F) << 6) |
| 2369 | | (c3 & 0x3F)); |
| 2370 | if (t > Maxcode) |
| 2371 | return codecvt_base::error; |
| 2372 | *to_nxt = t; |
| 2373 | frm_nxt += 3; |
| 2374 | } |
| 2375 | else |
| 2376 | { |
| 2377 | return codecvt_base::error; |
| 2378 | } |
| 2379 | } |
| 2380 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2381 | } |
| 2382 | |
| 2383 | static |
| 2384 | int |
| 2385 | utf8_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2386 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2387 | codecvt_mode mode = codecvt_mode(0)) |
| 2388 | { |
| 2389 | const uint8_t* frm_nxt = frm; |
| 2390 | if (mode & consume_header) |
| 2391 | { |
| 2392 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2393 | frm_nxt[2] == 0xBF) |
| 2394 | frm_nxt += 3; |
| 2395 | } |
| 2396 | for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) |
| 2397 | { |
| 2398 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2399 | if (c1 < 0x80) |
| 2400 | { |
| 2401 | if (c1 > Maxcode) |
| 2402 | break; |
| 2403 | ++frm_nxt; |
| 2404 | } |
| 2405 | else if (c1 < 0xC2) |
| 2406 | { |
| 2407 | break; |
| 2408 | } |
| 2409 | else if (c1 < 0xE0) |
| 2410 | { |
| 2411 | if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) |
| 2412 | break; |
| 2413 | if ((((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)) > Maxcode) |
| 2414 | break; |
| 2415 | frm_nxt += 2; |
| 2416 | } |
| 2417 | else if (c1 < 0xF0) |
| 2418 | { |
| 2419 | if (frm_end-frm_nxt < 3) |
| 2420 | break; |
| 2421 | uint8_t c2 = frm_nxt[1]; |
| 2422 | uint8_t c3 = frm_nxt[2]; |
| 2423 | switch (c1) |
| 2424 | { |
| 2425 | case 0xE0: |
| 2426 | if ((c2 & 0xE0) != 0xA0) |
| 2427 | return static_cast<int>(frm_nxt - frm); |
| 2428 | break; |
| 2429 | case 0xED: |
| 2430 | if ((c2 & 0xE0) != 0x80) |
| 2431 | return static_cast<int>(frm_nxt - frm); |
| 2432 | break; |
| 2433 | default: |
| 2434 | if ((c2 & 0xC0) != 0x80) |
| 2435 | return static_cast<int>(frm_nxt - frm); |
| 2436 | break; |
| 2437 | } |
| 2438 | if ((c3 & 0xC0) != 0x80) |
| 2439 | break; |
| 2440 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 2441 | break; |
| 2442 | frm_nxt += 3; |
| 2443 | } |
| 2444 | else |
| 2445 | { |
| 2446 | break; |
| 2447 | } |
| 2448 | } |
| 2449 | return static_cast<int>(frm_nxt - frm); |
| 2450 | } |
| 2451 | |
| 2452 | static |
| 2453 | codecvt_base::result |
| 2454 | ucs4_to_utf16be(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 2455 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2456 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2457 | { |
| 2458 | frm_nxt = frm; |
| 2459 | to_nxt = to; |
| 2460 | if (mode & generate_header) |
| 2461 | { |
| 2462 | if (to_end-to_nxt < 2) |
| 2463 | return codecvt_base::partial; |
| 2464 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2465 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2466 | } |
| 2467 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2468 | { |
| 2469 | uint32_t wc = *frm_nxt; |
| 2470 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2471 | return codecvt_base::error; |
| 2472 | if (wc < 0x010000) |
| 2473 | { |
| 2474 | if (to_end-to_nxt < 2) |
| 2475 | return codecvt_base::partial; |
| 2476 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2477 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2478 | } |
| 2479 | else |
| 2480 | { |
| 2481 | if (to_end-to_nxt < 4) |
| 2482 | return codecvt_base::partial; |
| 2483 | uint16_t t = static_cast<uint16_t>( |
| 2484 | 0xD800 |
| 2485 | | ((((wc & 0x1F0000) >> 16) - 1) << 6) |
| 2486 | | ((wc & 0x00FC00) >> 10)); |
| 2487 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2488 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2489 | t = static_cast<uint16_t>(0xDC00 | (wc & 0x03FF)); |
| 2490 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2491 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2492 | } |
| 2493 | } |
| 2494 | return codecvt_base::ok; |
| 2495 | } |
| 2496 | |
| 2497 | static |
| 2498 | codecvt_base::result |
| 2499 | utf16be_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2500 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2501 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2502 | { |
| 2503 | frm_nxt = frm; |
| 2504 | to_nxt = to; |
| 2505 | if (mode & consume_header) |
| 2506 | { |
| 2507 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2508 | frm_nxt += 2; |
| 2509 | } |
| 2510 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2511 | { |
| 2512 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2513 | if ((c1 & 0xFC00) == 0xDC00) |
| 2514 | return codecvt_base::error; |
| 2515 | if ((c1 & 0xFC00) != 0xD800) |
| 2516 | { |
| 2517 | if (c1 > Maxcode) |
| 2518 | return codecvt_base::error; |
| 2519 | *to_nxt = static_cast<uint32_t>(c1); |
| 2520 | frm_nxt += 2; |
| 2521 | } |
| 2522 | else |
| 2523 | { |
| 2524 | if (frm_end-frm_nxt < 4) |
| 2525 | return codecvt_base::partial; |
| 2526 | uint16_t c2 = frm_nxt[2] << 8 | frm_nxt[3]; |
| 2527 | if ((c2 & 0xFC00) != 0xDC00) |
| 2528 | return codecvt_base::error; |
| 2529 | uint32_t t = static_cast<uint32_t>( |
| 2530 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2531 | | ((c1 & 0x003F) << 10) |
| 2532 | | (c2 & 0x03FF)); |
| 2533 | if (t > Maxcode) |
| 2534 | return codecvt_base::error; |
| 2535 | *to_nxt = t; |
| 2536 | frm_nxt += 4; |
| 2537 | } |
| 2538 | } |
| 2539 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2540 | } |
| 2541 | |
| 2542 | static |
| 2543 | int |
| 2544 | utf16be_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2545 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2546 | codecvt_mode mode = codecvt_mode(0)) |
| 2547 | { |
| 2548 | const uint8_t* frm_nxt = frm; |
| 2549 | frm_nxt = frm; |
| 2550 | if (mode & consume_header) |
| 2551 | { |
| 2552 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2553 | frm_nxt += 2; |
| 2554 | } |
| 2555 | for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) |
| 2556 | { |
| 2557 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2558 | if ((c1 & 0xFC00) == 0xDC00) |
| 2559 | break; |
| 2560 | if ((c1 & 0xFC00) != 0xD800) |
| 2561 | { |
| 2562 | if (c1 > Maxcode) |
| 2563 | break; |
| 2564 | frm_nxt += 2; |
| 2565 | } |
| 2566 | else |
| 2567 | { |
| 2568 | if (frm_end-frm_nxt < 4) |
| 2569 | break; |
| 2570 | uint16_t c2 = frm_nxt[2] << 8 | frm_nxt[3]; |
| 2571 | if ((c2 & 0xFC00) != 0xDC00) |
| 2572 | break; |
| 2573 | uint32_t t = static_cast<uint32_t>( |
| 2574 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2575 | | ((c1 & 0x003F) << 10) |
| 2576 | | (c2 & 0x03FF)); |
| 2577 | if (t > Maxcode) |
| 2578 | break; |
| 2579 | frm_nxt += 4; |
| 2580 | } |
| 2581 | } |
| 2582 | return static_cast<int>(frm_nxt - frm); |
| 2583 | } |
| 2584 | |
| 2585 | static |
| 2586 | codecvt_base::result |
| 2587 | ucs4_to_utf16le(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 2588 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2589 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2590 | { |
| 2591 | frm_nxt = frm; |
| 2592 | to_nxt = to; |
| 2593 | if (mode & generate_header) |
| 2594 | { |
| 2595 | if (to_end-to_nxt < 2) |
| 2596 | return codecvt_base::partial; |
| 2597 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2598 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2599 | } |
| 2600 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2601 | { |
| 2602 | uint32_t wc = *frm_nxt; |
| 2603 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2604 | return codecvt_base::error; |
| 2605 | if (wc < 0x010000) |
| 2606 | { |
| 2607 | if (to_end-to_nxt < 2) |
| 2608 | return codecvt_base::partial; |
| 2609 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2610 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2611 | } |
| 2612 | else |
| 2613 | { |
| 2614 | if (to_end-to_nxt < 4) |
| 2615 | return codecvt_base::partial; |
| 2616 | uint16_t t = static_cast<uint16_t>( |
| 2617 | 0xD800 |
| 2618 | | ((((wc & 0x1F0000) >> 16) - 1) << 6) |
| 2619 | | ((wc & 0x00FC00) >> 10)); |
| 2620 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2621 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2622 | t = static_cast<uint16_t>(0xDC00 | (wc & 0x03FF)); |
| 2623 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2624 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2625 | } |
| 2626 | } |
| 2627 | return codecvt_base::ok; |
| 2628 | } |
| 2629 | |
| 2630 | static |
| 2631 | codecvt_base::result |
| 2632 | utf16le_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2633 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2634 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2635 | { |
| 2636 | frm_nxt = frm; |
| 2637 | to_nxt = to; |
| 2638 | if (mode & consume_header) |
| 2639 | { |
| 2640 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2641 | frm_nxt += 2; |
| 2642 | } |
| 2643 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2644 | { |
| 2645 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2646 | if ((c1 & 0xFC00) == 0xDC00) |
| 2647 | return codecvt_base::error; |
| 2648 | if ((c1 & 0xFC00) != 0xD800) |
| 2649 | { |
| 2650 | if (c1 > Maxcode) |
| 2651 | return codecvt_base::error; |
| 2652 | *to_nxt = static_cast<uint32_t>(c1); |
| 2653 | frm_nxt += 2; |
| 2654 | } |
| 2655 | else |
| 2656 | { |
| 2657 | if (frm_end-frm_nxt < 4) |
| 2658 | return codecvt_base::partial; |
| 2659 | uint16_t c2 = frm_nxt[3] << 8 | frm_nxt[2]; |
| 2660 | if ((c2 & 0xFC00) != 0xDC00) |
| 2661 | return codecvt_base::error; |
| 2662 | uint32_t t = static_cast<uint32_t>( |
| 2663 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2664 | | ((c1 & 0x003F) << 10) |
| 2665 | | (c2 & 0x03FF)); |
| 2666 | if (t > Maxcode) |
| 2667 | return codecvt_base::error; |
| 2668 | *to_nxt = t; |
| 2669 | frm_nxt += 4; |
| 2670 | } |
| 2671 | } |
| 2672 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2673 | } |
| 2674 | |
| 2675 | static |
| 2676 | int |
| 2677 | utf16le_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2678 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2679 | codecvt_mode mode = codecvt_mode(0)) |
| 2680 | { |
| 2681 | const uint8_t* frm_nxt = frm; |
| 2682 | frm_nxt = frm; |
| 2683 | if (mode & consume_header) |
| 2684 | { |
| 2685 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2686 | frm_nxt += 2; |
| 2687 | } |
| 2688 | for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) |
| 2689 | { |
| 2690 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2691 | if ((c1 & 0xFC00) == 0xDC00) |
| 2692 | break; |
| 2693 | if ((c1 & 0xFC00) != 0xD800) |
| 2694 | { |
| 2695 | if (c1 > Maxcode) |
| 2696 | break; |
| 2697 | frm_nxt += 2; |
| 2698 | } |
| 2699 | else |
| 2700 | { |
| 2701 | if (frm_end-frm_nxt < 4) |
| 2702 | break; |
| 2703 | uint16_t c2 = frm_nxt[3] << 8 | frm_nxt[2]; |
| 2704 | if ((c2 & 0xFC00) != 0xDC00) |
| 2705 | break; |
| 2706 | uint32_t t = static_cast<uint32_t>( |
| 2707 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2708 | | ((c1 & 0x003F) << 10) |
| 2709 | | (c2 & 0x03FF)); |
| 2710 | if (t > Maxcode) |
| 2711 | break; |
| 2712 | frm_nxt += 4; |
| 2713 | } |
| 2714 | } |
| 2715 | return static_cast<int>(frm_nxt - frm); |
| 2716 | } |
| 2717 | |
| 2718 | static |
| 2719 | codecvt_base::result |
| 2720 | ucs2_to_utf16be(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2721 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2722 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2723 | { |
| 2724 | frm_nxt = frm; |
| 2725 | to_nxt = to; |
| 2726 | if (mode & generate_header) |
| 2727 | { |
| 2728 | if (to_end-to_nxt < 2) |
| 2729 | return codecvt_base::partial; |
| 2730 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2731 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2732 | } |
| 2733 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2734 | { |
| 2735 | uint16_t wc = *frm_nxt; |
| 2736 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2737 | return codecvt_base::error; |
| 2738 | if (to_end-to_nxt < 2) |
| 2739 | return codecvt_base::partial; |
| 2740 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2741 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2742 | } |
| 2743 | return codecvt_base::ok; |
| 2744 | } |
| 2745 | |
| 2746 | static |
| 2747 | codecvt_base::result |
| 2748 | utf16be_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2749 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2750 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2751 | { |
| 2752 | frm_nxt = frm; |
| 2753 | to_nxt = to; |
| 2754 | if (mode & consume_header) |
| 2755 | { |
| 2756 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2757 | frm_nxt += 2; |
| 2758 | } |
| 2759 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2760 | { |
| 2761 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2762 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2763 | return codecvt_base::error; |
| 2764 | *to_nxt = c1; |
| 2765 | frm_nxt += 2; |
| 2766 | } |
| 2767 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2768 | } |
| 2769 | |
| 2770 | static |
| 2771 | int |
| 2772 | utf16be_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2773 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2774 | codecvt_mode mode = codecvt_mode(0)) |
| 2775 | { |
| 2776 | const uint8_t* frm_nxt = frm; |
| 2777 | frm_nxt = frm; |
| 2778 | if (mode & consume_header) |
| 2779 | { |
| 2780 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2781 | frm_nxt += 2; |
| 2782 | } |
| 2783 | for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) |
| 2784 | { |
| 2785 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2786 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2787 | break; |
| 2788 | frm_nxt += 2; |
| 2789 | } |
| 2790 | return static_cast<int>(frm_nxt - frm); |
| 2791 | } |
| 2792 | |
| 2793 | static |
| 2794 | codecvt_base::result |
| 2795 | ucs2_to_utf16le(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2796 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2797 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2798 | { |
| 2799 | frm_nxt = frm; |
| 2800 | to_nxt = to; |
| 2801 | if (mode & generate_header) |
| 2802 | { |
| 2803 | if (to_end-to_nxt < 2) |
| 2804 | return codecvt_base::partial; |
| 2805 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2806 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2807 | } |
| 2808 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2809 | { |
| 2810 | uint16_t wc = *frm_nxt; |
| 2811 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2812 | return codecvt_base::error; |
| 2813 | if (to_end-to_nxt < 2) |
| 2814 | return codecvt_base::partial; |
| 2815 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2816 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2817 | } |
| 2818 | return codecvt_base::ok; |
| 2819 | } |
| 2820 | |
| 2821 | static |
| 2822 | codecvt_base::result |
| 2823 | utf16le_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2824 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2825 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2826 | { |
| 2827 | frm_nxt = frm; |
| 2828 | to_nxt = to; |
| 2829 | if (mode & consume_header) |
| 2830 | { |
| 2831 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2832 | frm_nxt += 2; |
| 2833 | } |
| 2834 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2835 | { |
| 2836 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2837 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2838 | return codecvt_base::error; |
| 2839 | *to_nxt = c1; |
| 2840 | frm_nxt += 2; |
| 2841 | } |
| 2842 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2843 | } |
| 2844 | |
| 2845 | static |
| 2846 | int |
| 2847 | utf16le_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2848 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2849 | codecvt_mode mode = codecvt_mode(0)) |
| 2850 | { |
| 2851 | const uint8_t* frm_nxt = frm; |
| 2852 | frm_nxt = frm; |
| 2853 | if (mode & consume_header) |
| 2854 | { |
| 2855 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2856 | frm_nxt += 2; |
| 2857 | } |
| 2858 | for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) |
| 2859 | { |
| 2860 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2861 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2862 | break; |
| 2863 | frm_nxt += 2; |
| 2864 | } |
| 2865 | return static_cast<int>(frm_nxt - frm); |
| 2866 | } |
| 2867 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2868 | // template <> class codecvt<char16_t, char, mbstate_t> |
| 2869 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2870 | locale::id codecvt<char16_t, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2871 | |
| 2872 | codecvt<char16_t, char, mbstate_t>::~codecvt() |
| 2873 | { |
| 2874 | } |
| 2875 | |
| 2876 | codecvt<char16_t, char, mbstate_t>::result |
| 2877 | codecvt<char16_t, char, mbstate_t>::do_out(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2878 | 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] | 2879 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2880 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2881 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 2882 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 2883 | const uint16_t* _frm_nxt = _frm; |
| 2884 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2885 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2886 | uint8_t* _to_nxt = _to; |
| 2887 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2888 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2889 | to_nxt = to + (_to_nxt - _to); |
| 2890 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2891 | } |
| 2892 | |
| 2893 | codecvt<char16_t, char, mbstate_t>::result |
| 2894 | codecvt<char16_t, char, mbstate_t>::do_in(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2895 | 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] | 2896 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 2897 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2898 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2899 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2900 | const uint8_t* _frm_nxt = _frm; |
| 2901 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 2902 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 2903 | uint16_t* _to_nxt = _to; |
| 2904 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2905 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2906 | to_nxt = to + (_to_nxt - _to); |
| 2907 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2908 | } |
| 2909 | |
| 2910 | codecvt<char16_t, char, mbstate_t>::result |
| 2911 | codecvt<char16_t, char, mbstate_t>::do_unshift(state_type&, |
| 2912 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 2913 | { |
| 2914 | to_nxt = to; |
| 2915 | return noconv; |
| 2916 | } |
| 2917 | |
| 2918 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 2919 | codecvt<char16_t, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2920 | { |
| 2921 | return 0; |
| 2922 | } |
| 2923 | |
| 2924 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 2925 | codecvt<char16_t, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2926 | { |
| 2927 | return false; |
| 2928 | } |
| 2929 | |
| 2930 | int |
| 2931 | codecvt<char16_t, char, mbstate_t>::do_length(state_type&, |
| 2932 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 2933 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2934 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2935 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2936 | return utf8_to_utf16_length(_frm, _frm_end, mx); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2937 | } |
| 2938 | |
| 2939 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 2940 | codecvt<char16_t, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2941 | { |
| 2942 | return 4; |
| 2943 | } |
| 2944 | |
| 2945 | // template <> class codecvt<char32_t, char, mbstate_t> |
| 2946 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2947 | locale::id codecvt<char32_t, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2948 | |
| 2949 | codecvt<char32_t, char, mbstate_t>::~codecvt() |
| 2950 | { |
| 2951 | } |
| 2952 | |
| 2953 | codecvt<char32_t, char, mbstate_t>::result |
| 2954 | codecvt<char32_t, char, mbstate_t>::do_out(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2955 | 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] | 2956 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2957 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2958 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 2959 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 2960 | const uint32_t* _frm_nxt = _frm; |
| 2961 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2962 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2963 | uint8_t* _to_nxt = _to; |
| 2964 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2965 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2966 | to_nxt = to + (_to_nxt - _to); |
| 2967 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2968 | } |
| 2969 | |
| 2970 | codecvt<char32_t, char, mbstate_t>::result |
| 2971 | codecvt<char32_t, char, mbstate_t>::do_in(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2972 | 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] | 2973 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 2974 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2975 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2976 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2977 | const uint8_t* _frm_nxt = _frm; |
| 2978 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 2979 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 2980 | uint32_t* _to_nxt = _to; |
| 2981 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2982 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2983 | to_nxt = to + (_to_nxt - _to); |
| 2984 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2985 | } |
| 2986 | |
| 2987 | codecvt<char32_t, char, mbstate_t>::result |
| 2988 | codecvt<char32_t, char, mbstate_t>::do_unshift(state_type&, |
| 2989 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 2990 | { |
| 2991 | to_nxt = to; |
| 2992 | return noconv; |
| 2993 | } |
| 2994 | |
| 2995 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 2996 | codecvt<char32_t, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2997 | { |
| 2998 | return 0; |
| 2999 | } |
| 3000 | |
| 3001 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3002 | codecvt<char32_t, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3003 | { |
| 3004 | return false; |
| 3005 | } |
| 3006 | |
| 3007 | int |
| 3008 | codecvt<char32_t, char, mbstate_t>::do_length(state_type&, |
| 3009 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3010 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3011 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3012 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3013 | return utf8_to_ucs4_length(_frm, _frm_end, mx); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3014 | } |
| 3015 | |
| 3016 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3017 | codecvt<char32_t, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3018 | { |
| 3019 | return 4; |
| 3020 | } |
| 3021 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3022 | // __codecvt_utf8<wchar_t> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3023 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3024 | __codecvt_utf8<wchar_t>::result |
| 3025 | __codecvt_utf8<wchar_t>::do_out(state_type&, |
| 3026 | 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] | 3027 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3028 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3029 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3030 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3031 | const uint32_t* _frm_nxt = _frm; |
| 3032 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3033 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3034 | uint8_t* _to_nxt = _to; |
| 3035 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3036 | _Maxcode_, _Mode_); |
| 3037 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3038 | to_nxt = to + (_to_nxt - _to); |
| 3039 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3040 | } |
| 3041 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3042 | __codecvt_utf8<wchar_t>::result |
| 3043 | __codecvt_utf8<wchar_t>::do_in(state_type&, |
| 3044 | 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] | 3045 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3046 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3047 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3048 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3049 | const uint8_t* _frm_nxt = _frm; |
| 3050 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3051 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3052 | uint32_t* _to_nxt = _to; |
| 3053 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3054 | _Maxcode_, _Mode_); |
| 3055 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3056 | to_nxt = to + (_to_nxt - _to); |
| 3057 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3058 | } |
| 3059 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3060 | __codecvt_utf8<wchar_t>::result |
| 3061 | __codecvt_utf8<wchar_t>::do_unshift(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3062 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3063 | { |
| 3064 | to_nxt = to; |
| 3065 | return noconv; |
| 3066 | } |
| 3067 | |
| 3068 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3069 | __codecvt_utf8<wchar_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3070 | { |
| 3071 | return 0; |
| 3072 | } |
| 3073 | |
| 3074 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3075 | __codecvt_utf8<wchar_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3076 | { |
| 3077 | return false; |
| 3078 | } |
| 3079 | |
| 3080 | int |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3081 | __codecvt_utf8<wchar_t>::do_length(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3082 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3083 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3084 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3085 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3086 | return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3087 | } |
| 3088 | |
| 3089 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3090 | __codecvt_utf8<wchar_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3091 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3092 | if (_Mode_ & consume_header) |
| 3093 | return 7; |
| 3094 | return 4; |
| 3095 | } |
| 3096 | |
| 3097 | // __codecvt_utf8<char16_t> |
| 3098 | |
| 3099 | __codecvt_utf8<char16_t>::result |
| 3100 | __codecvt_utf8<char16_t>::do_out(state_type&, |
| 3101 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3102 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3103 | { |
| 3104 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3105 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3106 | const uint16_t* _frm_nxt = _frm; |
| 3107 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3108 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3109 | uint8_t* _to_nxt = _to; |
| 3110 | result r = ucs2_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3111 | _Maxcode_, _Mode_); |
| 3112 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3113 | to_nxt = to + (_to_nxt - _to); |
| 3114 | return r; |
| 3115 | } |
| 3116 | |
| 3117 | __codecvt_utf8<char16_t>::result |
| 3118 | __codecvt_utf8<char16_t>::do_in(state_type&, |
| 3119 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3120 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3121 | { |
| 3122 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3123 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3124 | const uint8_t* _frm_nxt = _frm; |
| 3125 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3126 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3127 | uint16_t* _to_nxt = _to; |
| 3128 | result r = utf8_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3129 | _Maxcode_, _Mode_); |
| 3130 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3131 | to_nxt = to + (_to_nxt - _to); |
| 3132 | return r; |
| 3133 | } |
| 3134 | |
| 3135 | __codecvt_utf8<char16_t>::result |
| 3136 | __codecvt_utf8<char16_t>::do_unshift(state_type&, |
| 3137 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3138 | { |
| 3139 | to_nxt = to; |
| 3140 | return noconv; |
| 3141 | } |
| 3142 | |
| 3143 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3144 | __codecvt_utf8<char16_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3145 | { |
| 3146 | return 0; |
| 3147 | } |
| 3148 | |
| 3149 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3150 | __codecvt_utf8<char16_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3151 | { |
| 3152 | return false; |
| 3153 | } |
| 3154 | |
| 3155 | int |
| 3156 | __codecvt_utf8<char16_t>::do_length(state_type&, |
| 3157 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3158 | { |
| 3159 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3160 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3161 | return utf8_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3162 | } |
| 3163 | |
| 3164 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3165 | __codecvt_utf8<char16_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3166 | { |
| 3167 | if (_Mode_ & consume_header) |
| 3168 | return 6; |
| 3169 | return 3; |
| 3170 | } |
| 3171 | |
| 3172 | // __codecvt_utf8<char32_t> |
| 3173 | |
| 3174 | __codecvt_utf8<char32_t>::result |
| 3175 | __codecvt_utf8<char32_t>::do_out(state_type&, |
| 3176 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3177 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3178 | { |
| 3179 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3180 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3181 | const uint32_t* _frm_nxt = _frm; |
| 3182 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3183 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3184 | uint8_t* _to_nxt = _to; |
| 3185 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3186 | _Maxcode_, _Mode_); |
| 3187 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3188 | to_nxt = to + (_to_nxt - _to); |
| 3189 | return r; |
| 3190 | } |
| 3191 | |
| 3192 | __codecvt_utf8<char32_t>::result |
| 3193 | __codecvt_utf8<char32_t>::do_in(state_type&, |
| 3194 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3195 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3196 | { |
| 3197 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3198 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3199 | const uint8_t* _frm_nxt = _frm; |
| 3200 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3201 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3202 | uint32_t* _to_nxt = _to; |
| 3203 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3204 | _Maxcode_, _Mode_); |
| 3205 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3206 | to_nxt = to + (_to_nxt - _to); |
| 3207 | return r; |
| 3208 | } |
| 3209 | |
| 3210 | __codecvt_utf8<char32_t>::result |
| 3211 | __codecvt_utf8<char32_t>::do_unshift(state_type&, |
| 3212 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3213 | { |
| 3214 | to_nxt = to; |
| 3215 | return noconv; |
| 3216 | } |
| 3217 | |
| 3218 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3219 | __codecvt_utf8<char32_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3220 | { |
| 3221 | return 0; |
| 3222 | } |
| 3223 | |
| 3224 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3225 | __codecvt_utf8<char32_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3226 | { |
| 3227 | return false; |
| 3228 | } |
| 3229 | |
| 3230 | int |
| 3231 | __codecvt_utf8<char32_t>::do_length(state_type&, |
| 3232 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3233 | { |
| 3234 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3235 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3236 | return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3237 | } |
| 3238 | |
| 3239 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3240 | __codecvt_utf8<char32_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3241 | { |
| 3242 | if (_Mode_ & consume_header) |
| 3243 | return 7; |
| 3244 | return 4; |
| 3245 | } |
| 3246 | |
| 3247 | // __codecvt_utf16<wchar_t, false> |
| 3248 | |
| 3249 | __codecvt_utf16<wchar_t, false>::result |
| 3250 | __codecvt_utf16<wchar_t, false>::do_out(state_type&, |
| 3251 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3252 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3253 | { |
| 3254 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3255 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3256 | const uint32_t* _frm_nxt = _frm; |
| 3257 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3258 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3259 | uint8_t* _to_nxt = _to; |
| 3260 | result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3261 | _Maxcode_, _Mode_); |
| 3262 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3263 | to_nxt = to + (_to_nxt - _to); |
| 3264 | return r; |
| 3265 | } |
| 3266 | |
| 3267 | __codecvt_utf16<wchar_t, false>::result |
| 3268 | __codecvt_utf16<wchar_t, false>::do_in(state_type&, |
| 3269 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3270 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3271 | { |
| 3272 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3273 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3274 | const uint8_t* _frm_nxt = _frm; |
| 3275 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3276 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3277 | uint32_t* _to_nxt = _to; |
| 3278 | result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3279 | _Maxcode_, _Mode_); |
| 3280 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3281 | to_nxt = to + (_to_nxt - _to); |
| 3282 | return r; |
| 3283 | } |
| 3284 | |
| 3285 | __codecvt_utf16<wchar_t, false>::result |
| 3286 | __codecvt_utf16<wchar_t, false>::do_unshift(state_type&, |
| 3287 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3288 | { |
| 3289 | to_nxt = to; |
| 3290 | return noconv; |
| 3291 | } |
| 3292 | |
| 3293 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3294 | __codecvt_utf16<wchar_t, false>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3295 | { |
| 3296 | return 0; |
| 3297 | } |
| 3298 | |
| 3299 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3300 | __codecvt_utf16<wchar_t, false>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3301 | { |
| 3302 | return false; |
| 3303 | } |
| 3304 | |
| 3305 | int |
| 3306 | __codecvt_utf16<wchar_t, false>::do_length(state_type&, |
| 3307 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3308 | { |
| 3309 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3310 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3311 | return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3312 | } |
| 3313 | |
| 3314 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3315 | __codecvt_utf16<wchar_t, false>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3316 | { |
| 3317 | if (_Mode_ & consume_header) |
| 3318 | return 6; |
| 3319 | return 4; |
| 3320 | } |
| 3321 | |
| 3322 | // __codecvt_utf16<wchar_t, true> |
| 3323 | |
| 3324 | __codecvt_utf16<wchar_t, true>::result |
| 3325 | __codecvt_utf16<wchar_t, true>::do_out(state_type&, |
| 3326 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3327 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3328 | { |
| 3329 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3330 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3331 | const uint32_t* _frm_nxt = _frm; |
| 3332 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3333 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3334 | uint8_t* _to_nxt = _to; |
| 3335 | result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3336 | _Maxcode_, _Mode_); |
| 3337 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3338 | to_nxt = to + (_to_nxt - _to); |
| 3339 | return r; |
| 3340 | } |
| 3341 | |
| 3342 | __codecvt_utf16<wchar_t, true>::result |
| 3343 | __codecvt_utf16<wchar_t, true>::do_in(state_type&, |
| 3344 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3345 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3346 | { |
| 3347 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3348 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3349 | const uint8_t* _frm_nxt = _frm; |
| 3350 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3351 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3352 | uint32_t* _to_nxt = _to; |
| 3353 | result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3354 | _Maxcode_, _Mode_); |
| 3355 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3356 | to_nxt = to + (_to_nxt - _to); |
| 3357 | return r; |
| 3358 | } |
| 3359 | |
| 3360 | __codecvt_utf16<wchar_t, true>::result |
| 3361 | __codecvt_utf16<wchar_t, true>::do_unshift(state_type&, |
| 3362 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3363 | { |
| 3364 | to_nxt = to; |
| 3365 | return noconv; |
| 3366 | } |
| 3367 | |
| 3368 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3369 | __codecvt_utf16<wchar_t, true>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3370 | { |
| 3371 | return 0; |
| 3372 | } |
| 3373 | |
| 3374 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3375 | __codecvt_utf16<wchar_t, true>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3376 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3377 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3378 | } |
| 3379 | |
| 3380 | int |
| 3381 | __codecvt_utf16<wchar_t, true>::do_length(state_type&, |
| 3382 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3383 | { |
| 3384 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3385 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3386 | return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3387 | } |
| 3388 | |
| 3389 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3390 | __codecvt_utf16<wchar_t, true>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3391 | { |
| 3392 | if (_Mode_ & consume_header) |
| 3393 | return 6; |
| 3394 | return 4; |
| 3395 | } |
| 3396 | |
| 3397 | // __codecvt_utf16<char16_t, false> |
| 3398 | |
| 3399 | __codecvt_utf16<char16_t, false>::result |
| 3400 | __codecvt_utf16<char16_t, false>::do_out(state_type&, |
| 3401 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3402 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3403 | { |
| 3404 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3405 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3406 | const uint16_t* _frm_nxt = _frm; |
| 3407 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3408 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3409 | uint8_t* _to_nxt = _to; |
| 3410 | result r = ucs2_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3411 | _Maxcode_, _Mode_); |
| 3412 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3413 | to_nxt = to + (_to_nxt - _to); |
| 3414 | return r; |
| 3415 | } |
| 3416 | |
| 3417 | __codecvt_utf16<char16_t, false>::result |
| 3418 | __codecvt_utf16<char16_t, false>::do_in(state_type&, |
| 3419 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3420 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3421 | { |
| 3422 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3423 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3424 | const uint8_t* _frm_nxt = _frm; |
| 3425 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3426 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3427 | uint16_t* _to_nxt = _to; |
| 3428 | result r = utf16be_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3429 | _Maxcode_, _Mode_); |
| 3430 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3431 | to_nxt = to + (_to_nxt - _to); |
| 3432 | return r; |
| 3433 | } |
| 3434 | |
| 3435 | __codecvt_utf16<char16_t, false>::result |
| 3436 | __codecvt_utf16<char16_t, false>::do_unshift(state_type&, |
| 3437 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3438 | { |
| 3439 | to_nxt = to; |
| 3440 | return noconv; |
| 3441 | } |
| 3442 | |
| 3443 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3444 | __codecvt_utf16<char16_t, false>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3445 | { |
| 3446 | return 0; |
| 3447 | } |
| 3448 | |
| 3449 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3450 | __codecvt_utf16<char16_t, false>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3451 | { |
| 3452 | return false; |
| 3453 | } |
| 3454 | |
| 3455 | int |
| 3456 | __codecvt_utf16<char16_t, false>::do_length(state_type&, |
| 3457 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3458 | { |
| 3459 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3460 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3461 | return utf16be_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3462 | } |
| 3463 | |
| 3464 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3465 | __codecvt_utf16<char16_t, false>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3466 | { |
| 3467 | if (_Mode_ & consume_header) |
| 3468 | return 4; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3469 | return 2; |
| 3470 | } |
| 3471 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3472 | // __codecvt_utf16<char16_t, true> |
| 3473 | |
| 3474 | __codecvt_utf16<char16_t, true>::result |
| 3475 | __codecvt_utf16<char16_t, true>::do_out(state_type&, |
| 3476 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3477 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3478 | { |
| 3479 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3480 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3481 | const uint16_t* _frm_nxt = _frm; |
| 3482 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3483 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3484 | uint8_t* _to_nxt = _to; |
| 3485 | result r = ucs2_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3486 | _Maxcode_, _Mode_); |
| 3487 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3488 | to_nxt = to + (_to_nxt - _to); |
| 3489 | return r; |
| 3490 | } |
| 3491 | |
| 3492 | __codecvt_utf16<char16_t, true>::result |
| 3493 | __codecvt_utf16<char16_t, true>::do_in(state_type&, |
| 3494 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3495 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3496 | { |
| 3497 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3498 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3499 | const uint8_t* _frm_nxt = _frm; |
| 3500 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3501 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3502 | uint16_t* _to_nxt = _to; |
| 3503 | result r = utf16le_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3504 | _Maxcode_, _Mode_); |
| 3505 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3506 | to_nxt = to + (_to_nxt - _to); |
| 3507 | return r; |
| 3508 | } |
| 3509 | |
| 3510 | __codecvt_utf16<char16_t, true>::result |
| 3511 | __codecvt_utf16<char16_t, true>::do_unshift(state_type&, |
| 3512 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3513 | { |
| 3514 | to_nxt = to; |
| 3515 | return noconv; |
| 3516 | } |
| 3517 | |
| 3518 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3519 | __codecvt_utf16<char16_t, true>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3520 | { |
| 3521 | return 0; |
| 3522 | } |
| 3523 | |
| 3524 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3525 | __codecvt_utf16<char16_t, true>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3526 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3527 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3528 | } |
| 3529 | |
| 3530 | int |
| 3531 | __codecvt_utf16<char16_t, true>::do_length(state_type&, |
| 3532 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3533 | { |
| 3534 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3535 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3536 | return utf16le_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3537 | } |
| 3538 | |
| 3539 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3540 | __codecvt_utf16<char16_t, true>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3541 | { |
| 3542 | if (_Mode_ & consume_header) |
| 3543 | return 4; |
| 3544 | return 2; |
| 3545 | } |
| 3546 | |
| 3547 | // __codecvt_utf16<char32_t, false> |
| 3548 | |
| 3549 | __codecvt_utf16<char32_t, false>::result |
| 3550 | __codecvt_utf16<char32_t, false>::do_out(state_type&, |
| 3551 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3552 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3553 | { |
| 3554 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3555 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3556 | const uint32_t* _frm_nxt = _frm; |
| 3557 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3558 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3559 | uint8_t* _to_nxt = _to; |
| 3560 | result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3561 | _Maxcode_, _Mode_); |
| 3562 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3563 | to_nxt = to + (_to_nxt - _to); |
| 3564 | return r; |
| 3565 | } |
| 3566 | |
| 3567 | __codecvt_utf16<char32_t, false>::result |
| 3568 | __codecvt_utf16<char32_t, false>::do_in(state_type&, |
| 3569 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3570 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3571 | { |
| 3572 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3573 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3574 | const uint8_t* _frm_nxt = _frm; |
| 3575 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3576 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3577 | uint32_t* _to_nxt = _to; |
| 3578 | result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3579 | _Maxcode_, _Mode_); |
| 3580 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3581 | to_nxt = to + (_to_nxt - _to); |
| 3582 | return r; |
| 3583 | } |
| 3584 | |
| 3585 | __codecvt_utf16<char32_t, false>::result |
| 3586 | __codecvt_utf16<char32_t, false>::do_unshift(state_type&, |
| 3587 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3588 | { |
| 3589 | to_nxt = to; |
| 3590 | return noconv; |
| 3591 | } |
| 3592 | |
| 3593 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3594 | __codecvt_utf16<char32_t, false>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3595 | { |
| 3596 | return 0; |
| 3597 | } |
| 3598 | |
| 3599 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3600 | __codecvt_utf16<char32_t, false>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3601 | { |
| 3602 | return false; |
| 3603 | } |
| 3604 | |
| 3605 | int |
| 3606 | __codecvt_utf16<char32_t, false>::do_length(state_type&, |
| 3607 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3608 | { |
| 3609 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3610 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3611 | return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3612 | } |
| 3613 | |
| 3614 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3615 | __codecvt_utf16<char32_t, false>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3616 | { |
| 3617 | if (_Mode_ & consume_header) |
| 3618 | return 6; |
| 3619 | return 4; |
| 3620 | } |
| 3621 | |
| 3622 | // __codecvt_utf16<char32_t, true> |
| 3623 | |
| 3624 | __codecvt_utf16<char32_t, true>::result |
| 3625 | __codecvt_utf16<char32_t, true>::do_out(state_type&, |
| 3626 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3627 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3628 | { |
| 3629 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3630 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3631 | const uint32_t* _frm_nxt = _frm; |
| 3632 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3633 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3634 | uint8_t* _to_nxt = _to; |
| 3635 | result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3636 | _Maxcode_, _Mode_); |
| 3637 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3638 | to_nxt = to + (_to_nxt - _to); |
| 3639 | return r; |
| 3640 | } |
| 3641 | |
| 3642 | __codecvt_utf16<char32_t, true>::result |
| 3643 | __codecvt_utf16<char32_t, true>::do_in(state_type&, |
| 3644 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3645 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3646 | { |
| 3647 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3648 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3649 | const uint8_t* _frm_nxt = _frm; |
| 3650 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3651 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3652 | uint32_t* _to_nxt = _to; |
| 3653 | result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3654 | _Maxcode_, _Mode_); |
| 3655 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3656 | to_nxt = to + (_to_nxt - _to); |
| 3657 | return r; |
| 3658 | } |
| 3659 | |
| 3660 | __codecvt_utf16<char32_t, true>::result |
| 3661 | __codecvt_utf16<char32_t, true>::do_unshift(state_type&, |
| 3662 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3663 | { |
| 3664 | to_nxt = to; |
| 3665 | return noconv; |
| 3666 | } |
| 3667 | |
| 3668 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3669 | __codecvt_utf16<char32_t, true>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3670 | { |
| 3671 | return 0; |
| 3672 | } |
| 3673 | |
| 3674 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3675 | __codecvt_utf16<char32_t, true>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3676 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3677 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3678 | } |
| 3679 | |
| 3680 | int |
| 3681 | __codecvt_utf16<char32_t, true>::do_length(state_type&, |
| 3682 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3683 | { |
| 3684 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3685 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3686 | return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3687 | } |
| 3688 | |
| 3689 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3690 | __codecvt_utf16<char32_t, true>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3691 | { |
| 3692 | if (_Mode_ & consume_header) |
| 3693 | return 6; |
| 3694 | return 4; |
| 3695 | } |
| 3696 | |
| 3697 | // __codecvt_utf8_utf16<wchar_t> |
| 3698 | |
| 3699 | __codecvt_utf8_utf16<wchar_t>::result |
| 3700 | __codecvt_utf8_utf16<wchar_t>::do_out(state_type&, |
| 3701 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3702 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3703 | { |
| 3704 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3705 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3706 | const uint32_t* _frm_nxt = _frm; |
| 3707 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3708 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3709 | uint8_t* _to_nxt = _to; |
| 3710 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3711 | _Maxcode_, _Mode_); |
| 3712 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3713 | to_nxt = to + (_to_nxt - _to); |
| 3714 | return r; |
| 3715 | } |
| 3716 | |
| 3717 | __codecvt_utf8_utf16<wchar_t>::result |
| 3718 | __codecvt_utf8_utf16<wchar_t>::do_in(state_type&, |
| 3719 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3720 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3721 | { |
| 3722 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3723 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3724 | const uint8_t* _frm_nxt = _frm; |
| 3725 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3726 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3727 | uint32_t* _to_nxt = _to; |
| 3728 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3729 | _Maxcode_, _Mode_); |
| 3730 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3731 | to_nxt = to + (_to_nxt - _to); |
| 3732 | return r; |
| 3733 | } |
| 3734 | |
| 3735 | __codecvt_utf8_utf16<wchar_t>::result |
| 3736 | __codecvt_utf8_utf16<wchar_t>::do_unshift(state_type&, |
| 3737 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3738 | { |
| 3739 | to_nxt = to; |
| 3740 | return noconv; |
| 3741 | } |
| 3742 | |
| 3743 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3744 | __codecvt_utf8_utf16<wchar_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3745 | { |
| 3746 | return 0; |
| 3747 | } |
| 3748 | |
| 3749 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3750 | __codecvt_utf8_utf16<wchar_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3751 | { |
| 3752 | return false; |
| 3753 | } |
| 3754 | |
| 3755 | int |
| 3756 | __codecvt_utf8_utf16<wchar_t>::do_length(state_type&, |
| 3757 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3758 | { |
| 3759 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3760 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3761 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3762 | } |
| 3763 | |
| 3764 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3765 | __codecvt_utf8_utf16<wchar_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3766 | { |
| 3767 | if (_Mode_ & consume_header) |
| 3768 | return 7; |
| 3769 | return 4; |
| 3770 | } |
| 3771 | |
| 3772 | // __codecvt_utf8_utf16<char16_t> |
| 3773 | |
| 3774 | __codecvt_utf8_utf16<char16_t>::result |
| 3775 | __codecvt_utf8_utf16<char16_t>::do_out(state_type&, |
| 3776 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3777 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3778 | { |
| 3779 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3780 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3781 | const uint16_t* _frm_nxt = _frm; |
| 3782 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3783 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3784 | uint8_t* _to_nxt = _to; |
| 3785 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3786 | _Maxcode_, _Mode_); |
| 3787 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3788 | to_nxt = to + (_to_nxt - _to); |
| 3789 | return r; |
| 3790 | } |
| 3791 | |
| 3792 | __codecvt_utf8_utf16<char16_t>::result |
| 3793 | __codecvt_utf8_utf16<char16_t>::do_in(state_type&, |
| 3794 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3795 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3796 | { |
| 3797 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3798 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3799 | const uint8_t* _frm_nxt = _frm; |
| 3800 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3801 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3802 | uint16_t* _to_nxt = _to; |
| 3803 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3804 | _Maxcode_, _Mode_); |
| 3805 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3806 | to_nxt = to + (_to_nxt - _to); |
| 3807 | return r; |
| 3808 | } |
| 3809 | |
| 3810 | __codecvt_utf8_utf16<char16_t>::result |
| 3811 | __codecvt_utf8_utf16<char16_t>::do_unshift(state_type&, |
| 3812 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3813 | { |
| 3814 | to_nxt = to; |
| 3815 | return noconv; |
| 3816 | } |
| 3817 | |
| 3818 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3819 | __codecvt_utf8_utf16<char16_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3820 | { |
| 3821 | return 0; |
| 3822 | } |
| 3823 | |
| 3824 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3825 | __codecvt_utf8_utf16<char16_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3826 | { |
| 3827 | return false; |
| 3828 | } |
| 3829 | |
| 3830 | int |
| 3831 | __codecvt_utf8_utf16<char16_t>::do_length(state_type&, |
| 3832 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3833 | { |
| 3834 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3835 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3836 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3837 | } |
| 3838 | |
| 3839 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3840 | __codecvt_utf8_utf16<char16_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3841 | { |
| 3842 | if (_Mode_ & consume_header) |
| 3843 | return 7; |
| 3844 | return 4; |
| 3845 | } |
| 3846 | |
| 3847 | // __codecvt_utf8_utf16<char32_t> |
| 3848 | |
| 3849 | __codecvt_utf8_utf16<char32_t>::result |
| 3850 | __codecvt_utf8_utf16<char32_t>::do_out(state_type&, |
| 3851 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3852 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3853 | { |
| 3854 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3855 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3856 | const uint32_t* _frm_nxt = _frm; |
| 3857 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3858 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3859 | uint8_t* _to_nxt = _to; |
| 3860 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3861 | _Maxcode_, _Mode_); |
| 3862 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3863 | to_nxt = to + (_to_nxt - _to); |
| 3864 | return r; |
| 3865 | } |
| 3866 | |
| 3867 | __codecvt_utf8_utf16<char32_t>::result |
| 3868 | __codecvt_utf8_utf16<char32_t>::do_in(state_type&, |
| 3869 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3870 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3871 | { |
| 3872 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3873 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3874 | const uint8_t* _frm_nxt = _frm; |
| 3875 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3876 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3877 | uint32_t* _to_nxt = _to; |
| 3878 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3879 | _Maxcode_, _Mode_); |
| 3880 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3881 | to_nxt = to + (_to_nxt - _to); |
| 3882 | return r; |
| 3883 | } |
| 3884 | |
| 3885 | __codecvt_utf8_utf16<char32_t>::result |
| 3886 | __codecvt_utf8_utf16<char32_t>::do_unshift(state_type&, |
| 3887 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3888 | { |
| 3889 | to_nxt = to; |
| 3890 | return noconv; |
| 3891 | } |
| 3892 | |
| 3893 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3894 | __codecvt_utf8_utf16<char32_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3895 | { |
| 3896 | return 0; |
| 3897 | } |
| 3898 | |
| 3899 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3900 | __codecvt_utf8_utf16<char32_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3901 | { |
| 3902 | return false; |
| 3903 | } |
| 3904 | |
| 3905 | int |
| 3906 | __codecvt_utf8_utf16<char32_t>::do_length(state_type&, |
| 3907 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3908 | { |
| 3909 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3910 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3911 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3912 | } |
| 3913 | |
| 3914 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3915 | __codecvt_utf8_utf16<char32_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3916 | { |
| 3917 | if (_Mode_ & consume_header) |
| 3918 | return 7; |
| 3919 | return 4; |
| 3920 | } |
| 3921 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3922 | // __narrow_to_utf8<16> |
| 3923 | |
| 3924 | __narrow_to_utf8<16>::~__narrow_to_utf8() |
| 3925 | { |
| 3926 | } |
| 3927 | |
| 3928 | // __narrow_to_utf8<32> |
| 3929 | |
| 3930 | __narrow_to_utf8<32>::~__narrow_to_utf8() |
| 3931 | { |
| 3932 | } |
| 3933 | |
| 3934 | // __widen_from_utf8<16> |
| 3935 | |
| 3936 | __widen_from_utf8<16>::~__widen_from_utf8() |
| 3937 | { |
| 3938 | } |
| 3939 | |
| 3940 | // __widen_from_utf8<32> |
| 3941 | |
| 3942 | __widen_from_utf8<32>::~__widen_from_utf8() |
| 3943 | { |
| 3944 | } |
| 3945 | |
| 3946 | // numpunct<char> && numpunct<wchar_t> |
| 3947 | |
| 3948 | locale::id numpunct< char >::id; |
| 3949 | locale::id numpunct<wchar_t>::id; |
| 3950 | |
| 3951 | numpunct<char>::numpunct(size_t refs) |
| 3952 | : locale::facet(refs), |
| 3953 | __decimal_point_('.'), |
| 3954 | __thousands_sep_(',') |
| 3955 | { |
| 3956 | } |
| 3957 | |
| 3958 | numpunct<wchar_t>::numpunct(size_t refs) |
| 3959 | : locale::facet(refs), |
| 3960 | __decimal_point_(L'.'), |
| 3961 | __thousands_sep_(L',') |
| 3962 | { |
| 3963 | } |
| 3964 | |
| 3965 | numpunct<char>::~numpunct() |
| 3966 | { |
| 3967 | } |
| 3968 | |
| 3969 | numpunct<wchar_t>::~numpunct() |
| 3970 | { |
| 3971 | } |
| 3972 | |
| 3973 | char numpunct< char >::do_decimal_point() const {return __decimal_point_;} |
| 3974 | wchar_t numpunct<wchar_t>::do_decimal_point() const {return __decimal_point_;} |
| 3975 | |
| 3976 | char numpunct< char >::do_thousands_sep() const {return __thousands_sep_;} |
| 3977 | wchar_t numpunct<wchar_t>::do_thousands_sep() const {return __thousands_sep_;} |
| 3978 | |
| 3979 | string numpunct< char >::do_grouping() const {return __grouping_;} |
| 3980 | string numpunct<wchar_t>::do_grouping() const {return __grouping_;} |
| 3981 | |
| 3982 | string numpunct< char >::do_truename() const {return "true";} |
| 3983 | wstring numpunct<wchar_t>::do_truename() const {return L"true";} |
| 3984 | |
| 3985 | string numpunct< char >::do_falsename() const {return "false";} |
| 3986 | wstring numpunct<wchar_t>::do_falsename() const {return L"false";} |
| 3987 | |
| 3988 | // numpunct_byname<char> |
| 3989 | |
| 3990 | numpunct_byname<char>::numpunct_byname(const char* nm, size_t refs) |
| 3991 | : numpunct<char>(refs) |
| 3992 | { |
| 3993 | __init(nm); |
| 3994 | } |
| 3995 | |
| 3996 | numpunct_byname<char>::numpunct_byname(const string& nm, size_t refs) |
| 3997 | : numpunct<char>(refs) |
| 3998 | { |
| 3999 | __init(nm.c_str()); |
| 4000 | } |
| 4001 | |
| 4002 | numpunct_byname<char>::~numpunct_byname() |
| 4003 | { |
| 4004 | } |
| 4005 | |
| 4006 | void |
| 4007 | numpunct_byname<char>::__init(const char* nm) |
| 4008 | { |
| 4009 | if (strcmp(nm, "C") != 0) |
| 4010 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4011 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4012 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4013 | if (loc == 0) |
| 4014 | throw runtime_error("numpunct_byname<char>::numpunct_byname" |
| 4015 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4016 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4017 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4018 | if (*lc->decimal_point) |
| 4019 | __decimal_point_ = *lc->decimal_point; |
| 4020 | if (*lc->thousands_sep) |
| 4021 | __thousands_sep_ = *lc->thousands_sep; |
| 4022 | __grouping_ = lc->grouping; |
Sean Hunt | cb05a08 | 2011-07-07 22:45:07 +0000 | [diff] [blame] | 4023 | // localization for truename and falsename is not available |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4024 | } |
| 4025 | } |
| 4026 | |
| 4027 | // numpunct_byname<wchar_t> |
| 4028 | |
| 4029 | numpunct_byname<wchar_t>::numpunct_byname(const char* nm, size_t refs) |
| 4030 | : numpunct<wchar_t>(refs) |
| 4031 | { |
| 4032 | __init(nm); |
| 4033 | } |
| 4034 | |
| 4035 | numpunct_byname<wchar_t>::numpunct_byname(const string& nm, size_t refs) |
| 4036 | : numpunct<wchar_t>(refs) |
| 4037 | { |
| 4038 | __init(nm.c_str()); |
| 4039 | } |
| 4040 | |
| 4041 | numpunct_byname<wchar_t>::~numpunct_byname() |
| 4042 | { |
| 4043 | } |
| 4044 | |
| 4045 | void |
| 4046 | numpunct_byname<wchar_t>::__init(const char* nm) |
| 4047 | { |
| 4048 | if (strcmp(nm, "C") != 0) |
| 4049 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4050 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4051 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4052 | if (loc == 0) |
| 4053 | throw runtime_error("numpunct_byname<char>::numpunct_byname" |
| 4054 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4055 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4056 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4057 | if (*lc->decimal_point) |
| 4058 | __decimal_point_ = *lc->decimal_point; |
| 4059 | if (*lc->thousands_sep) |
| 4060 | __thousands_sep_ = *lc->thousands_sep; |
| 4061 | __grouping_ = lc->grouping; |
| 4062 | // locallization for truename and falsename is not available |
| 4063 | } |
| 4064 | } |
| 4065 | |
| 4066 | // num_get helpers |
| 4067 | |
| 4068 | int |
| 4069 | __num_get_base::__get_base(ios_base& iob) |
| 4070 | { |
| 4071 | ios_base::fmtflags __basefield = iob.flags() & ios_base::basefield; |
| 4072 | if (__basefield == ios_base::oct) |
| 4073 | return 8; |
| 4074 | else if (__basefield == ios_base::hex) |
| 4075 | return 16; |
| 4076 | else if (__basefield == 0) |
| 4077 | return 0; |
| 4078 | return 10; |
| 4079 | } |
| 4080 | |
| 4081 | const char __num_get_base::__src[33] = "0123456789abcdefABCDEFxX+-pPiInN"; |
| 4082 | |
| 4083 | void |
| 4084 | __check_grouping(const string& __grouping, unsigned* __g, unsigned* __g_end, |
| 4085 | ios_base::iostate& __err) |
| 4086 | { |
| 4087 | if (__grouping.size() != 0) |
| 4088 | { |
| 4089 | reverse(__g, __g_end); |
| 4090 | const char* __ig = __grouping.data(); |
| 4091 | const char* __eg = __ig + __grouping.size(); |
| 4092 | for (unsigned* __r = __g; __r < __g_end-1; ++__r) |
| 4093 | { |
| 4094 | if (0 < *__ig && *__ig < numeric_limits<char>::max()) |
| 4095 | { |
| 4096 | if (*__ig != *__r) |
| 4097 | { |
| 4098 | __err = ios_base::failbit; |
| 4099 | return; |
| 4100 | } |
| 4101 | } |
| 4102 | if (__eg - __ig > 1) |
| 4103 | ++__ig; |
| 4104 | } |
| 4105 | if (0 < *__ig && *__ig < numeric_limits<char>::max()) |
| 4106 | { |
| 4107 | if (*__ig < __g_end[-1] || __g_end[-1] == 0) |
| 4108 | __err = ios_base::failbit; |
| 4109 | } |
| 4110 | } |
| 4111 | } |
| 4112 | |
| 4113 | void |
| 4114 | __num_put_base::__format_int(char* __fmtp, const char* __len, bool __signd, |
| 4115 | ios_base::fmtflags __flags) |
| 4116 | { |
| 4117 | if (__flags & ios_base::showpos) |
| 4118 | *__fmtp++ = '+'; |
| 4119 | if (__flags & ios_base::showbase) |
| 4120 | *__fmtp++ = '#'; |
| 4121 | while(*__len) |
| 4122 | *__fmtp++ = *__len++; |
| 4123 | if ((__flags & ios_base::basefield) == ios_base::oct) |
| 4124 | *__fmtp = 'o'; |
| 4125 | else if ((__flags & ios_base::basefield) == ios_base::hex) |
| 4126 | { |
| 4127 | if (__flags & ios_base::uppercase) |
| 4128 | *__fmtp = 'X'; |
| 4129 | else |
| 4130 | *__fmtp = 'x'; |
| 4131 | } |
| 4132 | else if (__signd) |
| 4133 | *__fmtp = 'd'; |
| 4134 | else |
| 4135 | *__fmtp = 'u'; |
| 4136 | } |
| 4137 | |
| 4138 | bool |
| 4139 | __num_put_base::__format_float(char* __fmtp, const char* __len, |
| 4140 | ios_base::fmtflags __flags) |
| 4141 | { |
| 4142 | bool specify_precision = true; |
| 4143 | if (__flags & ios_base::showpos) |
| 4144 | *__fmtp++ = '+'; |
| 4145 | if (__flags & ios_base::showpoint) |
| 4146 | *__fmtp++ = '#'; |
| 4147 | ios_base::fmtflags floatfield = __flags & ios_base::floatfield; |
| 4148 | bool uppercase = __flags & ios_base::uppercase; |
| 4149 | if (floatfield == (ios_base::fixed | ios_base::scientific)) |
| 4150 | specify_precision = false; |
| 4151 | else |
| 4152 | { |
| 4153 | *__fmtp++ = '.'; |
| 4154 | *__fmtp++ = '*'; |
| 4155 | } |
| 4156 | while(*__len) |
| 4157 | *__fmtp++ = *__len++; |
| 4158 | if (floatfield == ios_base::fixed) |
| 4159 | { |
| 4160 | if (uppercase) |
| 4161 | *__fmtp = 'F'; |
| 4162 | else |
| 4163 | *__fmtp = 'f'; |
| 4164 | } |
| 4165 | else if (floatfield == ios_base::scientific) |
| 4166 | { |
| 4167 | if (uppercase) |
| 4168 | *__fmtp = 'E'; |
| 4169 | else |
| 4170 | *__fmtp = 'e'; |
| 4171 | } |
| 4172 | else if (floatfield == (ios_base::fixed | ios_base::scientific)) |
| 4173 | { |
| 4174 | if (uppercase) |
| 4175 | *__fmtp = 'A'; |
| 4176 | else |
| 4177 | *__fmtp = 'a'; |
| 4178 | } |
| 4179 | else |
| 4180 | { |
| 4181 | if (uppercase) |
| 4182 | *__fmtp = 'G'; |
| 4183 | else |
| 4184 | *__fmtp = 'g'; |
| 4185 | } |
| 4186 | return specify_precision; |
| 4187 | } |
| 4188 | |
| 4189 | char* |
| 4190 | __num_put_base::__identify_padding(char* __nb, char* __ne, |
| 4191 | const ios_base& __iob) |
| 4192 | { |
| 4193 | switch (__iob.flags() & ios_base::adjustfield) |
| 4194 | { |
| 4195 | case ios_base::internal: |
| 4196 | if (__nb[0] == '-' || __nb[0] == '+') |
| 4197 | return __nb+1; |
| 4198 | if (__ne - __nb >= 2 && __nb[0] == '0' |
| 4199 | && (__nb[1] == 'x' || __nb[1] == 'X')) |
| 4200 | return __nb+2; |
| 4201 | break; |
| 4202 | case ios_base::left: |
| 4203 | return __ne; |
| 4204 | case ios_base::right: |
| 4205 | default: |
| 4206 | break; |
| 4207 | } |
| 4208 | return __nb; |
| 4209 | } |
| 4210 | |
| 4211 | // time_get |
| 4212 | |
| 4213 | static |
| 4214 | string* |
| 4215 | init_weeks() |
| 4216 | { |
| 4217 | static string weeks[14]; |
| 4218 | weeks[0] = "Sunday"; |
| 4219 | weeks[1] = "Monday"; |
| 4220 | weeks[2] = "Tuesday"; |
| 4221 | weeks[3] = "Wednesday"; |
| 4222 | weeks[4] = "Thursday"; |
| 4223 | weeks[5] = "Friday"; |
| 4224 | weeks[6] = "Saturday"; |
| 4225 | weeks[7] = "Sun"; |
| 4226 | weeks[8] = "Mon"; |
| 4227 | weeks[9] = "Tue"; |
| 4228 | weeks[10] = "Wed"; |
| 4229 | weeks[11] = "Thu"; |
| 4230 | weeks[12] = "Fri"; |
| 4231 | weeks[13] = "Sat"; |
| 4232 | return weeks; |
| 4233 | } |
| 4234 | |
| 4235 | static |
| 4236 | wstring* |
| 4237 | init_wweeks() |
| 4238 | { |
| 4239 | static wstring weeks[14]; |
| 4240 | weeks[0] = L"Sunday"; |
| 4241 | weeks[1] = L"Monday"; |
| 4242 | weeks[2] = L"Tuesday"; |
| 4243 | weeks[3] = L"Wednesday"; |
| 4244 | weeks[4] = L"Thursday"; |
| 4245 | weeks[5] = L"Friday"; |
| 4246 | weeks[6] = L"Saturday"; |
| 4247 | weeks[7] = L"Sun"; |
| 4248 | weeks[8] = L"Mon"; |
| 4249 | weeks[9] = L"Tue"; |
| 4250 | weeks[10] = L"Wed"; |
| 4251 | weeks[11] = L"Thu"; |
| 4252 | weeks[12] = L"Fri"; |
| 4253 | weeks[13] = L"Sat"; |
| 4254 | return weeks; |
| 4255 | } |
| 4256 | |
| 4257 | template <> |
| 4258 | const string* |
| 4259 | __time_get_c_storage<char>::__weeks() const |
| 4260 | { |
| 4261 | static const string* weeks = init_weeks(); |
| 4262 | return weeks; |
| 4263 | } |
| 4264 | |
| 4265 | template <> |
| 4266 | const wstring* |
| 4267 | __time_get_c_storage<wchar_t>::__weeks() const |
| 4268 | { |
| 4269 | static const wstring* weeks = init_wweeks(); |
| 4270 | return weeks; |
| 4271 | } |
| 4272 | |
| 4273 | static |
| 4274 | string* |
| 4275 | init_months() |
| 4276 | { |
| 4277 | static string months[24]; |
| 4278 | months[0] = "January"; |
| 4279 | months[1] = "February"; |
| 4280 | months[2] = "March"; |
| 4281 | months[3] = "April"; |
| 4282 | months[4] = "May"; |
| 4283 | months[5] = "June"; |
| 4284 | months[6] = "July"; |
| 4285 | months[7] = "August"; |
| 4286 | months[8] = "September"; |
| 4287 | months[9] = "October"; |
| 4288 | months[10] = "November"; |
| 4289 | months[11] = "December"; |
| 4290 | months[12] = "Jan"; |
| 4291 | months[13] = "Feb"; |
| 4292 | months[14] = "Mar"; |
| 4293 | months[15] = "Apr"; |
| 4294 | months[16] = "May"; |
| 4295 | months[17] = "Jun"; |
| 4296 | months[18] = "Jul"; |
| 4297 | months[19] = "Aug"; |
| 4298 | months[20] = "Sep"; |
| 4299 | months[21] = "Oct"; |
| 4300 | months[22] = "Nov"; |
| 4301 | months[23] = "Dec"; |
| 4302 | return months; |
| 4303 | } |
| 4304 | |
| 4305 | static |
| 4306 | wstring* |
| 4307 | init_wmonths() |
| 4308 | { |
| 4309 | static wstring months[24]; |
| 4310 | months[0] = L"January"; |
| 4311 | months[1] = L"February"; |
| 4312 | months[2] = L"March"; |
| 4313 | months[3] = L"April"; |
| 4314 | months[4] = L"May"; |
| 4315 | months[5] = L"June"; |
| 4316 | months[6] = L"July"; |
| 4317 | months[7] = L"August"; |
| 4318 | months[8] = L"September"; |
| 4319 | months[9] = L"October"; |
| 4320 | months[10] = L"November"; |
| 4321 | months[11] = L"December"; |
| 4322 | months[12] = L"Jan"; |
| 4323 | months[13] = L"Feb"; |
| 4324 | months[14] = L"Mar"; |
| 4325 | months[15] = L"Apr"; |
| 4326 | months[16] = L"May"; |
| 4327 | months[17] = L"Jun"; |
| 4328 | months[18] = L"Jul"; |
| 4329 | months[19] = L"Aug"; |
| 4330 | months[20] = L"Sep"; |
| 4331 | months[21] = L"Oct"; |
| 4332 | months[22] = L"Nov"; |
| 4333 | months[23] = L"Dec"; |
| 4334 | return months; |
| 4335 | } |
| 4336 | |
| 4337 | template <> |
| 4338 | const string* |
| 4339 | __time_get_c_storage<char>::__months() const |
| 4340 | { |
| 4341 | static const string* months = init_months(); |
| 4342 | return months; |
| 4343 | } |
| 4344 | |
| 4345 | template <> |
| 4346 | const wstring* |
| 4347 | __time_get_c_storage<wchar_t>::__months() const |
| 4348 | { |
| 4349 | static const wstring* months = init_wmonths(); |
| 4350 | return months; |
| 4351 | } |
| 4352 | |
| 4353 | static |
| 4354 | string* |
| 4355 | init_am_pm() |
| 4356 | { |
| 4357 | static string am_pm[24]; |
| 4358 | am_pm[0] = "AM"; |
| 4359 | am_pm[1] = "PM"; |
| 4360 | return am_pm; |
| 4361 | } |
| 4362 | |
| 4363 | static |
| 4364 | wstring* |
| 4365 | init_wam_pm() |
| 4366 | { |
| 4367 | static wstring am_pm[24]; |
| 4368 | am_pm[0] = L"AM"; |
| 4369 | am_pm[1] = L"PM"; |
| 4370 | return am_pm; |
| 4371 | } |
| 4372 | |
| 4373 | template <> |
| 4374 | const string* |
| 4375 | __time_get_c_storage<char>::__am_pm() const |
| 4376 | { |
| 4377 | static const string* am_pm = init_am_pm(); |
| 4378 | return am_pm; |
| 4379 | } |
| 4380 | |
| 4381 | template <> |
| 4382 | const wstring* |
| 4383 | __time_get_c_storage<wchar_t>::__am_pm() const |
| 4384 | { |
| 4385 | static const wstring* am_pm = init_wam_pm(); |
| 4386 | return am_pm; |
| 4387 | } |
| 4388 | |
| 4389 | template <> |
| 4390 | const string& |
| 4391 | __time_get_c_storage<char>::__x() const |
| 4392 | { |
| 4393 | static string s("%m/%d/%y"); |
| 4394 | return s; |
| 4395 | } |
| 4396 | |
| 4397 | template <> |
| 4398 | const wstring& |
| 4399 | __time_get_c_storage<wchar_t>::__x() const |
| 4400 | { |
| 4401 | static wstring s(L"%m/%d/%y"); |
| 4402 | return s; |
| 4403 | } |
| 4404 | |
| 4405 | template <> |
| 4406 | const string& |
| 4407 | __time_get_c_storage<char>::__X() const |
| 4408 | { |
| 4409 | static string s("%H:%M:%S"); |
| 4410 | return s; |
| 4411 | } |
| 4412 | |
| 4413 | template <> |
| 4414 | const wstring& |
| 4415 | __time_get_c_storage<wchar_t>::__X() const |
| 4416 | { |
| 4417 | static wstring s(L"%H:%M:%S"); |
| 4418 | return s; |
| 4419 | } |
| 4420 | |
| 4421 | template <> |
| 4422 | const string& |
| 4423 | __time_get_c_storage<char>::__c() const |
| 4424 | { |
| 4425 | static string s("%a %b %d %H:%M:%S %Y"); |
| 4426 | return s; |
| 4427 | } |
| 4428 | |
| 4429 | template <> |
| 4430 | const wstring& |
| 4431 | __time_get_c_storage<wchar_t>::__c() const |
| 4432 | { |
| 4433 | static wstring s(L"%a %b %d %H:%M:%S %Y"); |
| 4434 | return s; |
| 4435 | } |
| 4436 | |
| 4437 | template <> |
| 4438 | const string& |
| 4439 | __time_get_c_storage<char>::__r() const |
| 4440 | { |
| 4441 | static string s("%I:%M:%S %p"); |
| 4442 | return s; |
| 4443 | } |
| 4444 | |
| 4445 | template <> |
| 4446 | const wstring& |
| 4447 | __time_get_c_storage<wchar_t>::__r() const |
| 4448 | { |
| 4449 | static wstring s(L"%I:%M:%S %p"); |
| 4450 | return s; |
| 4451 | } |
| 4452 | |
| 4453 | // time_get_byname |
| 4454 | |
| 4455 | __time_get::__time_get(const char* nm) |
| 4456 | : __loc_(newlocale(LC_ALL_MASK, nm, 0)) |
| 4457 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4458 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4459 | if (__loc_ == 0) |
| 4460 | throw runtime_error("time_get_byname" |
| 4461 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4462 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4463 | } |
| 4464 | |
| 4465 | __time_get::__time_get(const string& nm) |
| 4466 | : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) |
| 4467 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4468 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4469 | if (__loc_ == 0) |
| 4470 | throw runtime_error("time_get_byname" |
| 4471 | " failed to construct for " + nm); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4472 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4473 | } |
| 4474 | |
| 4475 | __time_get::~__time_get() |
| 4476 | { |
| 4477 | freelocale(__loc_); |
| 4478 | } |
| 4479 | |
| 4480 | template <> |
| 4481 | string |
| 4482 | __time_get_storage<char>::__analyze(char fmt, const ctype<char>& ct) |
| 4483 | { |
| 4484 | tm t; |
| 4485 | t.tm_sec = 59; |
| 4486 | t.tm_min = 55; |
| 4487 | t.tm_hour = 23; |
| 4488 | t.tm_mday = 31; |
| 4489 | t.tm_mon = 11; |
| 4490 | t.tm_year = 161; |
| 4491 | t.tm_wday = 6; |
| 4492 | t.tm_yday = 364; |
| 4493 | t.tm_isdst = -1; |
| 4494 | char buf[100]; |
| 4495 | char f[3] = {0}; |
| 4496 | f[0] = '%'; |
| 4497 | f[1] = fmt; |
| 4498 | size_t n = strftime_l(buf, 100, f, &t, __loc_); |
| 4499 | char* bb = buf; |
| 4500 | char* be = buf + n; |
| 4501 | string result; |
| 4502 | while (bb != be) |
| 4503 | { |
| 4504 | if (ct.is(ctype_base::space, *bb)) |
| 4505 | { |
| 4506 | result.push_back(' '); |
| 4507 | for (++bb; bb != be && ct.is(ctype_base::space, *bb); ++bb) |
| 4508 | ; |
| 4509 | continue; |
| 4510 | } |
| 4511 | char* w = bb; |
| 4512 | ios_base::iostate err = ios_base::goodbit; |
| 4513 | int i = __scan_keyword(w, be, this->__weeks_, this->__weeks_+14, |
| 4514 | ct, err, false) |
| 4515 | - this->__weeks_; |
| 4516 | if (i < 14) |
| 4517 | { |
| 4518 | result.push_back('%'); |
| 4519 | if (i < 7) |
| 4520 | result.push_back('A'); |
| 4521 | else |
| 4522 | result.push_back('a'); |
| 4523 | bb = w; |
| 4524 | continue; |
| 4525 | } |
| 4526 | w = bb; |
| 4527 | i = __scan_keyword(w, be, this->__months_, this->__months_+24, |
| 4528 | ct, err, false) |
| 4529 | - this->__months_; |
| 4530 | if (i < 24) |
| 4531 | { |
| 4532 | result.push_back('%'); |
| 4533 | if (i < 12) |
| 4534 | result.push_back('B'); |
| 4535 | else |
| 4536 | result.push_back('b'); |
| 4537 | if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) |
| 4538 | result.back() = 'm'; |
| 4539 | bb = w; |
| 4540 | continue; |
| 4541 | } |
| 4542 | if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) |
| 4543 | { |
| 4544 | w = bb; |
| 4545 | i = __scan_keyword(w, be, this->__am_pm_, this->__am_pm_+2, |
| 4546 | ct, err, false) - this->__am_pm_; |
| 4547 | if (i < 2) |
| 4548 | { |
| 4549 | result.push_back('%'); |
| 4550 | result.push_back('p'); |
| 4551 | bb = w; |
| 4552 | continue; |
| 4553 | } |
| 4554 | } |
| 4555 | w = bb; |
| 4556 | if (ct.is(ctype_base::digit, *bb)) |
| 4557 | { |
| 4558 | switch(__get_up_to_n_digits(bb, be, err, ct, 4)) |
| 4559 | { |
| 4560 | case 6: |
| 4561 | result.push_back('%'); |
| 4562 | result.push_back('w'); |
| 4563 | break; |
| 4564 | case 7: |
| 4565 | result.push_back('%'); |
| 4566 | result.push_back('u'); |
| 4567 | break; |
| 4568 | case 11: |
| 4569 | result.push_back('%'); |
| 4570 | result.push_back('I'); |
| 4571 | break; |
| 4572 | case 12: |
| 4573 | result.push_back('%'); |
| 4574 | result.push_back('m'); |
| 4575 | break; |
| 4576 | case 23: |
| 4577 | result.push_back('%'); |
| 4578 | result.push_back('H'); |
| 4579 | break; |
| 4580 | case 31: |
| 4581 | result.push_back('%'); |
| 4582 | result.push_back('d'); |
| 4583 | break; |
| 4584 | case 55: |
| 4585 | result.push_back('%'); |
| 4586 | result.push_back('M'); |
| 4587 | break; |
| 4588 | case 59: |
| 4589 | result.push_back('%'); |
| 4590 | result.push_back('S'); |
| 4591 | break; |
| 4592 | case 61: |
| 4593 | result.push_back('%'); |
| 4594 | result.push_back('y'); |
| 4595 | break; |
| 4596 | case 364: |
| 4597 | result.push_back('%'); |
| 4598 | result.push_back('j'); |
| 4599 | break; |
| 4600 | case 2061: |
| 4601 | result.push_back('%'); |
| 4602 | result.push_back('Y'); |
| 4603 | break; |
| 4604 | default: |
| 4605 | for (; w != bb; ++w) |
| 4606 | result.push_back(*w); |
| 4607 | break; |
| 4608 | } |
| 4609 | continue; |
| 4610 | } |
| 4611 | if (*bb == '%') |
| 4612 | { |
| 4613 | result.push_back('%'); |
| 4614 | result.push_back('%'); |
| 4615 | ++bb; |
| 4616 | continue; |
| 4617 | } |
| 4618 | result.push_back(*bb); |
| 4619 | ++bb; |
| 4620 | } |
| 4621 | return result; |
| 4622 | } |
| 4623 | |
| 4624 | template <> |
| 4625 | wstring |
| 4626 | __time_get_storage<wchar_t>::__analyze(char fmt, const ctype<wchar_t>& ct) |
| 4627 | { |
| 4628 | tm t; |
| 4629 | t.tm_sec = 59; |
| 4630 | t.tm_min = 55; |
| 4631 | t.tm_hour = 23; |
| 4632 | t.tm_mday = 31; |
| 4633 | t.tm_mon = 11; |
| 4634 | t.tm_year = 161; |
| 4635 | t.tm_wday = 6; |
| 4636 | t.tm_yday = 364; |
| 4637 | t.tm_isdst = -1; |
| 4638 | char buf[100]; |
| 4639 | char f[3] = {0}; |
| 4640 | f[0] = '%'; |
| 4641 | f[1] = fmt; |
| 4642 | size_t be = strftime_l(buf, 100, f, &t, __loc_); |
| 4643 | wchar_t wbuf[100]; |
| 4644 | wchar_t* wbb = wbuf; |
| 4645 | mbstate_t mb = {0}; |
| 4646 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4647 | size_t i = with_locale::mbsrtowcs_l( wbb, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4648 | if (i == -1) |
| 4649 | __throw_runtime_error("locale not supported"); |
| 4650 | wchar_t* wbe = wbb + i; |
| 4651 | wstring result; |
| 4652 | while (wbb != wbe) |
| 4653 | { |
| 4654 | if (ct.is(ctype_base::space, *wbb)) |
| 4655 | { |
| 4656 | result.push_back(L' '); |
| 4657 | for (++wbb; wbb != wbe && ct.is(ctype_base::space, *wbb); ++wbb) |
| 4658 | ; |
| 4659 | continue; |
| 4660 | } |
| 4661 | wchar_t* w = wbb; |
| 4662 | ios_base::iostate err = ios_base::goodbit; |
| 4663 | int i = __scan_keyword(w, wbe, this->__weeks_, this->__weeks_+14, |
| 4664 | ct, err, false) |
| 4665 | - this->__weeks_; |
| 4666 | if (i < 14) |
| 4667 | { |
| 4668 | result.push_back(L'%'); |
| 4669 | if (i < 7) |
| 4670 | result.push_back(L'A'); |
| 4671 | else |
| 4672 | result.push_back(L'a'); |
| 4673 | wbb = w; |
| 4674 | continue; |
| 4675 | } |
| 4676 | w = wbb; |
| 4677 | i = __scan_keyword(w, wbe, this->__months_, this->__months_+24, |
| 4678 | ct, err, false) |
| 4679 | - this->__months_; |
| 4680 | if (i < 24) |
| 4681 | { |
| 4682 | result.push_back(L'%'); |
| 4683 | if (i < 12) |
| 4684 | result.push_back(L'B'); |
| 4685 | else |
| 4686 | result.push_back(L'b'); |
| 4687 | if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) |
| 4688 | result.back() = L'm'; |
| 4689 | wbb = w; |
| 4690 | continue; |
| 4691 | } |
| 4692 | if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) |
| 4693 | { |
| 4694 | w = wbb; |
| 4695 | i = __scan_keyword(w, wbe, this->__am_pm_, this->__am_pm_+2, |
| 4696 | ct, err, false) - this->__am_pm_; |
| 4697 | if (i < 2) |
| 4698 | { |
| 4699 | result.push_back(L'%'); |
| 4700 | result.push_back(L'p'); |
| 4701 | wbb = w; |
| 4702 | continue; |
| 4703 | } |
| 4704 | } |
| 4705 | w = wbb; |
| 4706 | if (ct.is(ctype_base::digit, *wbb)) |
| 4707 | { |
| 4708 | switch(__get_up_to_n_digits(wbb, wbe, err, ct, 4)) |
| 4709 | { |
| 4710 | case 6: |
| 4711 | result.push_back(L'%'); |
| 4712 | result.push_back(L'w'); |
| 4713 | break; |
| 4714 | case 7: |
| 4715 | result.push_back(L'%'); |
| 4716 | result.push_back(L'u'); |
| 4717 | break; |
| 4718 | case 11: |
| 4719 | result.push_back(L'%'); |
| 4720 | result.push_back(L'I'); |
| 4721 | break; |
| 4722 | case 12: |
| 4723 | result.push_back(L'%'); |
| 4724 | result.push_back(L'm'); |
| 4725 | break; |
| 4726 | case 23: |
| 4727 | result.push_back(L'%'); |
| 4728 | result.push_back(L'H'); |
| 4729 | break; |
| 4730 | case 31: |
| 4731 | result.push_back(L'%'); |
| 4732 | result.push_back(L'd'); |
| 4733 | break; |
| 4734 | case 55: |
| 4735 | result.push_back(L'%'); |
| 4736 | result.push_back(L'M'); |
| 4737 | break; |
| 4738 | case 59: |
| 4739 | result.push_back(L'%'); |
| 4740 | result.push_back(L'S'); |
| 4741 | break; |
| 4742 | case 61: |
| 4743 | result.push_back(L'%'); |
| 4744 | result.push_back(L'y'); |
| 4745 | break; |
| 4746 | case 364: |
| 4747 | result.push_back(L'%'); |
| 4748 | result.push_back(L'j'); |
| 4749 | break; |
| 4750 | case 2061: |
| 4751 | result.push_back(L'%'); |
| 4752 | result.push_back(L'Y'); |
| 4753 | break; |
| 4754 | default: |
| 4755 | for (; w != wbb; ++w) |
| 4756 | result.push_back(*w); |
| 4757 | break; |
| 4758 | } |
| 4759 | continue; |
| 4760 | } |
| 4761 | if (ct.narrow(*wbb, 0) == '%') |
| 4762 | { |
| 4763 | result.push_back(L'%'); |
| 4764 | result.push_back(L'%'); |
| 4765 | ++wbb; |
| 4766 | continue; |
| 4767 | } |
| 4768 | result.push_back(*wbb); |
| 4769 | ++wbb; |
| 4770 | } |
| 4771 | return result; |
| 4772 | } |
| 4773 | |
| 4774 | template <> |
| 4775 | void |
| 4776 | __time_get_storage<char>::init(const ctype<char>& ct) |
| 4777 | { |
| 4778 | tm t; |
| 4779 | char buf[100]; |
| 4780 | // __weeks_ |
| 4781 | for (int i = 0; i < 7; ++i) |
| 4782 | { |
| 4783 | t.tm_wday = i; |
| 4784 | strftime_l(buf, 100, "%A", &t, __loc_); |
| 4785 | __weeks_[i] = buf; |
| 4786 | strftime_l(buf, 100, "%a", &t, __loc_); |
| 4787 | __weeks_[i+7] = buf; |
| 4788 | } |
| 4789 | // __months_ |
| 4790 | for (int i = 0; i < 12; ++i) |
| 4791 | { |
| 4792 | t.tm_mon = i; |
| 4793 | strftime_l(buf, 100, "%B", &t, __loc_); |
| 4794 | __months_[i] = buf; |
| 4795 | strftime_l(buf, 100, "%b", &t, __loc_); |
| 4796 | __months_[i+12] = buf; |
| 4797 | } |
| 4798 | // __am_pm_ |
| 4799 | t.tm_hour = 1; |
| 4800 | strftime_l(buf, 100, "%p", &t, __loc_); |
| 4801 | __am_pm_[0] = buf; |
| 4802 | t.tm_hour = 13; |
| 4803 | strftime_l(buf, 100, "%p", &t, __loc_); |
| 4804 | __am_pm_[1] = buf; |
| 4805 | __c_ = __analyze('c', ct); |
| 4806 | __r_ = __analyze('r', ct); |
| 4807 | __x_ = __analyze('x', ct); |
| 4808 | __X_ = __analyze('X', ct); |
| 4809 | } |
| 4810 | |
| 4811 | template <> |
| 4812 | void |
| 4813 | __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct) |
| 4814 | { |
| 4815 | tm t = {0}; |
| 4816 | char buf[100]; |
| 4817 | size_t be; |
| 4818 | wchar_t wbuf[100]; |
| 4819 | wchar_t* wbe; |
| 4820 | mbstate_t mb = {0}; |
| 4821 | // __weeks_ |
| 4822 | for (int i = 0; i < 7; ++i) |
| 4823 | { |
| 4824 | t.tm_wday = i; |
| 4825 | be = strftime_l(buf, 100, "%A", &t, __loc_); |
| 4826 | mb = mbstate_t(); |
| 4827 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4828 | size_t j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4829 | if (j == -1) |
| 4830 | __throw_runtime_error("locale not supported"); |
| 4831 | wbe = wbuf + j; |
| 4832 | __weeks_[i].assign(wbuf, wbe); |
| 4833 | be = strftime_l(buf, 100, "%a", &t, __loc_); |
| 4834 | mb = mbstate_t(); |
| 4835 | bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4836 | j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4837 | if (j == -1) |
| 4838 | __throw_runtime_error("locale not supported"); |
| 4839 | wbe = wbuf + j; |
| 4840 | __weeks_[i+7].assign(wbuf, wbe); |
| 4841 | } |
| 4842 | // __months_ |
| 4843 | for (int i = 0; i < 12; ++i) |
| 4844 | { |
| 4845 | t.tm_mon = i; |
| 4846 | be = strftime_l(buf, 100, "%B", &t, __loc_); |
| 4847 | mb = mbstate_t(); |
| 4848 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4849 | size_t j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4850 | if (j == -1) |
| 4851 | __throw_runtime_error("locale not supported"); |
| 4852 | wbe = wbuf + j; |
| 4853 | __months_[i].assign(wbuf, wbe); |
| 4854 | be = strftime_l(buf, 100, "%b", &t, __loc_); |
| 4855 | mb = mbstate_t(); |
| 4856 | bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4857 | j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4858 | if (j == -1) |
| 4859 | __throw_runtime_error("locale not supported"); |
| 4860 | wbe = wbuf + j; |
| 4861 | __months_[i+12].assign(wbuf, wbe); |
| 4862 | } |
| 4863 | // __am_pm_ |
| 4864 | t.tm_hour = 1; |
| 4865 | be = strftime_l(buf, 100, "%p", &t, __loc_); |
| 4866 | mb = mbstate_t(); |
| 4867 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4868 | size_t j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4869 | if (j == -1) |
| 4870 | __throw_runtime_error("locale not supported"); |
| 4871 | wbe = wbuf + j; |
| 4872 | __am_pm_[0].assign(wbuf, wbe); |
| 4873 | t.tm_hour = 13; |
| 4874 | be = strftime_l(buf, 100, "%p", &t, __loc_); |
| 4875 | mb = mbstate_t(); |
| 4876 | bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4877 | j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4878 | if (j == -1) |
| 4879 | __throw_runtime_error("locale not supported"); |
| 4880 | wbe = wbuf + j; |
| 4881 | __am_pm_[1].assign(wbuf, wbe); |
| 4882 | __c_ = __analyze('c', ct); |
| 4883 | __r_ = __analyze('r', ct); |
| 4884 | __x_ = __analyze('x', ct); |
| 4885 | __X_ = __analyze('X', ct); |
| 4886 | } |
| 4887 | |
| 4888 | template <class CharT> |
| 4889 | struct _LIBCPP_HIDDEN __time_get_temp |
| 4890 | : public ctype_byname<CharT> |
| 4891 | { |
| 4892 | explicit __time_get_temp(const char* nm) |
| 4893 | : ctype_byname<CharT>(nm, 1) {} |
| 4894 | explicit __time_get_temp(const string& nm) |
| 4895 | : ctype_byname<CharT>(nm, 1) {} |
| 4896 | }; |
| 4897 | |
| 4898 | template <> |
| 4899 | __time_get_storage<char>::__time_get_storage(const char* __nm) |
| 4900 | : __time_get(__nm) |
| 4901 | { |
| 4902 | const __time_get_temp<char> ct(__nm); |
| 4903 | init(ct); |
| 4904 | } |
| 4905 | |
| 4906 | template <> |
| 4907 | __time_get_storage<char>::__time_get_storage(const string& __nm) |
| 4908 | : __time_get(__nm) |
| 4909 | { |
| 4910 | const __time_get_temp<char> ct(__nm); |
| 4911 | init(ct); |
| 4912 | } |
| 4913 | |
| 4914 | template <> |
| 4915 | __time_get_storage<wchar_t>::__time_get_storage(const char* __nm) |
| 4916 | : __time_get(__nm) |
| 4917 | { |
| 4918 | const __time_get_temp<wchar_t> ct(__nm); |
| 4919 | init(ct); |
| 4920 | } |
| 4921 | |
| 4922 | template <> |
| 4923 | __time_get_storage<wchar_t>::__time_get_storage(const string& __nm) |
| 4924 | : __time_get(__nm) |
| 4925 | { |
| 4926 | const __time_get_temp<wchar_t> ct(__nm); |
| 4927 | init(ct); |
| 4928 | } |
| 4929 | |
| 4930 | template <> |
| 4931 | time_base::dateorder |
| 4932 | __time_get_storage<char>::__do_date_order() const |
| 4933 | { |
| 4934 | unsigned i; |
| 4935 | for (i = 0; i < __x_.size(); ++i) |
| 4936 | if (__x_[i] == '%') |
| 4937 | break; |
| 4938 | ++i; |
| 4939 | switch (__x_[i]) |
| 4940 | { |
| 4941 | case 'y': |
| 4942 | case 'Y': |
| 4943 | for (++i; i < __x_.size(); ++i) |
| 4944 | if (__x_[i] == '%') |
| 4945 | break; |
| 4946 | if (i == __x_.size()) |
| 4947 | break; |
| 4948 | ++i; |
| 4949 | switch (__x_[i]) |
| 4950 | { |
| 4951 | case 'm': |
| 4952 | for (++i; i < __x_.size(); ++i) |
| 4953 | if (__x_[i] == '%') |
| 4954 | break; |
| 4955 | if (i == __x_.size()) |
| 4956 | break; |
| 4957 | ++i; |
| 4958 | if (__x_[i] == 'd') |
| 4959 | return time_base::ymd; |
| 4960 | break; |
| 4961 | case 'd': |
| 4962 | for (++i; i < __x_.size(); ++i) |
| 4963 | if (__x_[i] == '%') |
| 4964 | break; |
| 4965 | if (i == __x_.size()) |
| 4966 | break; |
| 4967 | ++i; |
| 4968 | if (__x_[i] == 'm') |
| 4969 | return time_base::ydm; |
| 4970 | break; |
| 4971 | } |
| 4972 | break; |
| 4973 | case 'm': |
| 4974 | for (++i; i < __x_.size(); ++i) |
| 4975 | if (__x_[i] == '%') |
| 4976 | break; |
| 4977 | if (i == __x_.size()) |
| 4978 | break; |
| 4979 | ++i; |
| 4980 | if (__x_[i] == 'd') |
| 4981 | { |
| 4982 | for (++i; i < __x_.size(); ++i) |
| 4983 | if (__x_[i] == '%') |
| 4984 | break; |
| 4985 | if (i == __x_.size()) |
| 4986 | break; |
| 4987 | ++i; |
| 4988 | if (__x_[i] == 'y' || __x_[i] == 'Y') |
| 4989 | return time_base::mdy; |
| 4990 | break; |
| 4991 | } |
| 4992 | break; |
| 4993 | case 'd': |
| 4994 | for (++i; i < __x_.size(); ++i) |
| 4995 | if (__x_[i] == '%') |
| 4996 | break; |
| 4997 | if (i == __x_.size()) |
| 4998 | break; |
| 4999 | ++i; |
| 5000 | if (__x_[i] == 'm') |
| 5001 | { |
| 5002 | for (++i; i < __x_.size(); ++i) |
| 5003 | if (__x_[i] == '%') |
| 5004 | break; |
| 5005 | if (i == __x_.size()) |
| 5006 | break; |
| 5007 | ++i; |
| 5008 | if (__x_[i] == 'y' || __x_[i] == 'Y') |
| 5009 | return time_base::dmy; |
| 5010 | break; |
| 5011 | } |
| 5012 | break; |
| 5013 | } |
| 5014 | return time_base::no_order; |
| 5015 | } |
| 5016 | |
| 5017 | template <> |
| 5018 | time_base::dateorder |
| 5019 | __time_get_storage<wchar_t>::__do_date_order() const |
| 5020 | { |
| 5021 | unsigned i; |
| 5022 | for (i = 0; i < __x_.size(); ++i) |
| 5023 | if (__x_[i] == L'%') |
| 5024 | break; |
| 5025 | ++i; |
| 5026 | switch (__x_[i]) |
| 5027 | { |
| 5028 | case L'y': |
| 5029 | case L'Y': |
| 5030 | for (++i; i < __x_.size(); ++i) |
| 5031 | if (__x_[i] == L'%') |
| 5032 | break; |
| 5033 | if (i == __x_.size()) |
| 5034 | break; |
| 5035 | ++i; |
| 5036 | switch (__x_[i]) |
| 5037 | { |
| 5038 | case L'm': |
| 5039 | for (++i; i < __x_.size(); ++i) |
| 5040 | if (__x_[i] == L'%') |
| 5041 | break; |
| 5042 | if (i == __x_.size()) |
| 5043 | break; |
| 5044 | ++i; |
| 5045 | if (__x_[i] == L'd') |
| 5046 | return time_base::ymd; |
| 5047 | break; |
| 5048 | case L'd': |
| 5049 | for (++i; i < __x_.size(); ++i) |
| 5050 | if (__x_[i] == L'%') |
| 5051 | break; |
| 5052 | if (i == __x_.size()) |
| 5053 | break; |
| 5054 | ++i; |
| 5055 | if (__x_[i] == L'm') |
| 5056 | return time_base::ydm; |
| 5057 | break; |
| 5058 | } |
| 5059 | break; |
| 5060 | case L'm': |
| 5061 | for (++i; i < __x_.size(); ++i) |
| 5062 | if (__x_[i] == L'%') |
| 5063 | break; |
| 5064 | if (i == __x_.size()) |
| 5065 | break; |
| 5066 | ++i; |
| 5067 | if (__x_[i] == L'd') |
| 5068 | { |
| 5069 | for (++i; i < __x_.size(); ++i) |
| 5070 | if (__x_[i] == L'%') |
| 5071 | break; |
| 5072 | if (i == __x_.size()) |
| 5073 | break; |
| 5074 | ++i; |
| 5075 | if (__x_[i] == L'y' || __x_[i] == L'Y') |
| 5076 | return time_base::mdy; |
| 5077 | break; |
| 5078 | } |
| 5079 | break; |
| 5080 | case L'd': |
| 5081 | for (++i; i < __x_.size(); ++i) |
| 5082 | if (__x_[i] == L'%') |
| 5083 | break; |
| 5084 | if (i == __x_.size()) |
| 5085 | break; |
| 5086 | ++i; |
| 5087 | if (__x_[i] == L'm') |
| 5088 | { |
| 5089 | for (++i; i < __x_.size(); ++i) |
| 5090 | if (__x_[i] == L'%') |
| 5091 | break; |
| 5092 | if (i == __x_.size()) |
| 5093 | break; |
| 5094 | ++i; |
| 5095 | if (__x_[i] == L'y' || __x_[i] == L'Y') |
| 5096 | return time_base::dmy; |
| 5097 | break; |
| 5098 | } |
| 5099 | break; |
| 5100 | } |
| 5101 | return time_base::no_order; |
| 5102 | } |
| 5103 | |
| 5104 | // time_put |
| 5105 | |
| 5106 | __time_put::__time_put(const char* nm) |
| 5107 | : __loc_(newlocale(LC_ALL_MASK, nm, 0)) |
| 5108 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5109 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5110 | if (__loc_ == 0) |
| 5111 | throw runtime_error("time_put_byname" |
| 5112 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5113 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5114 | } |
| 5115 | |
| 5116 | __time_put::__time_put(const string& nm) |
| 5117 | : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) |
| 5118 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5119 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5120 | if (__loc_ == 0) |
| 5121 | throw runtime_error("time_put_byname" |
| 5122 | " failed to construct for " + nm); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5123 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5124 | } |
| 5125 | |
| 5126 | __time_put::~__time_put() |
| 5127 | { |
| 5128 | if (__loc_) |
| 5129 | freelocale(__loc_); |
| 5130 | } |
| 5131 | |
| 5132 | void |
| 5133 | __time_put::__do_put(char* __nb, char*& __ne, const tm* __tm, |
| 5134 | char __fmt, char __mod) const |
| 5135 | { |
| 5136 | char fmt[] = {'%', __fmt, __mod, 0}; |
| 5137 | if (__mod != 0) |
| 5138 | swap(fmt[1], fmt[2]); |
| 5139 | size_t n = strftime_l(__nb, __ne-__nb, fmt, __tm, __loc_); |
| 5140 | __ne = __nb + n; |
| 5141 | } |
| 5142 | |
| 5143 | void |
| 5144 | __time_put::__do_put(wchar_t* __wb, wchar_t*& __we, const tm* __tm, |
| 5145 | char __fmt, char __mod) const |
| 5146 | { |
| 5147 | char __nar[100]; |
| 5148 | char* __ne = __nar + 100; |
| 5149 | __do_put(__nar, __ne, __tm, __fmt, __mod); |
| 5150 | mbstate_t mb = {0}; |
| 5151 | const char* __nb = __nar; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5152 | size_t j = with_locale::mbsrtowcs_l(__wb, &__nb, 100, &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5153 | if (j == -1) |
| 5154 | __throw_runtime_error("locale not supported"); |
| 5155 | __we = __wb + j; |
| 5156 | } |
| 5157 | |
| 5158 | // moneypunct_byname |
| 5159 | |
| 5160 | static |
| 5161 | void |
| 5162 | __init_pat(money_base::pattern& pat, char cs_precedes, char sep_by_space, char sign_posn) |
| 5163 | { |
| 5164 | const char sign = static_cast<char>(money_base::sign); |
| 5165 | const char space = static_cast<char>(money_base::space); |
| 5166 | const char none = static_cast<char>(money_base::none); |
| 5167 | const char symbol = static_cast<char>(money_base::symbol); |
| 5168 | const char value = static_cast<char>(money_base::value); |
| 5169 | switch (cs_precedes) |
| 5170 | { |
| 5171 | case 0: |
| 5172 | switch (sign_posn) |
| 5173 | { |
| 5174 | case 0: |
| 5175 | pat.field[0] = sign; |
| 5176 | pat.field[1] = value; |
| 5177 | pat.field[3] = symbol; |
| 5178 | switch (sep_by_space) |
| 5179 | { |
| 5180 | case 0: |
| 5181 | pat.field[2] = none; |
| 5182 | return; |
| 5183 | case 1: |
| 5184 | case 2: |
| 5185 | pat.field[2] = space; |
| 5186 | return; |
| 5187 | default: |
| 5188 | break; |
| 5189 | } |
| 5190 | break; |
| 5191 | case 1: |
| 5192 | pat.field[0] = sign; |
| 5193 | pat.field[3] = symbol; |
| 5194 | switch (sep_by_space) |
| 5195 | { |
| 5196 | case 0: |
| 5197 | pat.field[1] = value; |
| 5198 | pat.field[2] = none; |
| 5199 | return; |
| 5200 | case 1: |
| 5201 | pat.field[1] = value; |
| 5202 | pat.field[2] = space; |
| 5203 | return; |
| 5204 | case 2: |
| 5205 | pat.field[1] = space; |
| 5206 | pat.field[2] = value; |
| 5207 | return; |
| 5208 | default: |
| 5209 | break; |
| 5210 | } |
| 5211 | break; |
| 5212 | case 2: |
| 5213 | pat.field[0] = value; |
| 5214 | pat.field[3] = sign; |
| 5215 | switch (sep_by_space) |
| 5216 | { |
| 5217 | case 0: |
| 5218 | pat.field[1] = none; |
| 5219 | pat.field[2] = symbol; |
| 5220 | return; |
| 5221 | case 1: |
| 5222 | pat.field[1] = space; |
| 5223 | pat.field[2] = symbol; |
| 5224 | return; |
| 5225 | case 2: |
| 5226 | pat.field[1] = symbol; |
| 5227 | pat.field[2] = space; |
| 5228 | return; |
| 5229 | default: |
| 5230 | break; |
| 5231 | } |
| 5232 | break; |
| 5233 | case 3: |
| 5234 | pat.field[0] = value; |
| 5235 | pat.field[3] = symbol; |
| 5236 | switch (sep_by_space) |
| 5237 | { |
| 5238 | case 0: |
| 5239 | pat.field[1] = none; |
| 5240 | pat.field[2] = sign; |
| 5241 | return; |
| 5242 | case 1: |
| 5243 | pat.field[1] = space; |
| 5244 | pat.field[2] = sign; |
| 5245 | return; |
| 5246 | case 2: |
| 5247 | pat.field[1] = sign; |
| 5248 | pat.field[2] = space; |
| 5249 | return; |
| 5250 | default: |
| 5251 | break; |
| 5252 | } |
| 5253 | break; |
| 5254 | case 4: |
| 5255 | pat.field[0] = value; |
| 5256 | pat.field[3] = sign; |
| 5257 | switch (sep_by_space) |
| 5258 | { |
| 5259 | case 0: |
| 5260 | pat.field[1] = none; |
| 5261 | pat.field[2] = symbol; |
| 5262 | return; |
| 5263 | case 1: |
| 5264 | pat.field[1] = space; |
| 5265 | pat.field[2] = symbol; |
| 5266 | return; |
| 5267 | case 2: |
| 5268 | pat.field[1] = symbol; |
| 5269 | pat.field[2] = space; |
| 5270 | return; |
| 5271 | default: |
| 5272 | break; |
| 5273 | } |
| 5274 | break; |
| 5275 | default: |
| 5276 | break; |
| 5277 | } |
| 5278 | break; |
| 5279 | case 1: |
| 5280 | switch (sign_posn) |
| 5281 | { |
| 5282 | case 0: |
| 5283 | pat.field[0] = sign; |
| 5284 | pat.field[1] = symbol; |
| 5285 | pat.field[3] = value; |
| 5286 | switch (sep_by_space) |
| 5287 | { |
| 5288 | case 0: |
| 5289 | pat.field[2] = none; |
| 5290 | return; |
| 5291 | case 1: |
| 5292 | case 2: |
| 5293 | pat.field[2] = space; |
| 5294 | return; |
| 5295 | default: |
| 5296 | break; |
| 5297 | } |
| 5298 | break; |
| 5299 | case 1: |
| 5300 | pat.field[0] = sign; |
| 5301 | pat.field[3] = value; |
| 5302 | switch (sep_by_space) |
| 5303 | { |
| 5304 | case 0: |
| 5305 | pat.field[1] = symbol; |
| 5306 | pat.field[2] = none; |
| 5307 | return; |
| 5308 | case 1: |
| 5309 | pat.field[1] = symbol; |
| 5310 | pat.field[2] = space; |
| 5311 | return; |
| 5312 | case 2: |
| 5313 | pat.field[1] = space; |
| 5314 | pat.field[2] = symbol; |
| 5315 | return; |
| 5316 | default: |
| 5317 | break; |
| 5318 | } |
| 5319 | break; |
| 5320 | case 2: |
| 5321 | pat.field[0] = symbol; |
| 5322 | pat.field[3] = sign; |
| 5323 | switch (sep_by_space) |
| 5324 | { |
| 5325 | case 0: |
| 5326 | pat.field[1] = none; |
| 5327 | pat.field[2] = value; |
| 5328 | return; |
| 5329 | case 1: |
| 5330 | pat.field[1] = space; |
| 5331 | pat.field[2] = value; |
| 5332 | return; |
| 5333 | case 2: |
| 5334 | pat.field[1] = value; |
| 5335 | pat.field[2] = space; |
| 5336 | return; |
| 5337 | default: |
| 5338 | break; |
| 5339 | } |
| 5340 | break; |
| 5341 | case 3: |
| 5342 | pat.field[0] = sign; |
| 5343 | pat.field[3] = value; |
| 5344 | switch (sep_by_space) |
| 5345 | { |
| 5346 | case 0: |
| 5347 | pat.field[1] = symbol; |
| 5348 | pat.field[2] = none; |
| 5349 | return; |
| 5350 | case 1: |
| 5351 | pat.field[1] = symbol; |
| 5352 | pat.field[2] = space; |
| 5353 | return; |
| 5354 | case 2: |
| 5355 | pat.field[1] = space; |
| 5356 | pat.field[2] = symbol; |
| 5357 | return; |
| 5358 | default: |
| 5359 | break; |
| 5360 | } |
| 5361 | break; |
| 5362 | case 4: |
| 5363 | pat.field[0] = symbol; |
| 5364 | pat.field[3] = value; |
| 5365 | switch (sep_by_space) |
| 5366 | { |
| 5367 | case 0: |
| 5368 | pat.field[1] = sign; |
| 5369 | pat.field[2] = none; |
| 5370 | return; |
| 5371 | case 1: |
| 5372 | pat.field[1] = sign; |
| 5373 | pat.field[2] = space; |
| 5374 | return; |
| 5375 | case 2: |
| 5376 | pat.field[1] = space; |
| 5377 | pat.field[2] = sign; |
| 5378 | return; |
| 5379 | default: |
| 5380 | break; |
| 5381 | } |
| 5382 | break; |
| 5383 | default: |
| 5384 | break; |
| 5385 | } |
| 5386 | break; |
| 5387 | default: |
| 5388 | break; |
| 5389 | } |
| 5390 | pat.field[0] = symbol; |
| 5391 | pat.field[1] = sign; |
| 5392 | pat.field[2] = none; |
| 5393 | pat.field[3] = value; |
| 5394 | } |
| 5395 | |
| 5396 | template<> |
| 5397 | void |
| 5398 | moneypunct_byname<char, false>::init(const char* nm) |
| 5399 | { |
| 5400 | typedef moneypunct<char, false> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5401 | locale_unique_ptr 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 | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5406 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5407 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5408 | if (*lc->mon_decimal_point) |
| 5409 | __decimal_point_ = *lc->mon_decimal_point; |
| 5410 | else |
| 5411 | __decimal_point_ = base::do_decimal_point(); |
| 5412 | if (*lc->mon_thousands_sep) |
| 5413 | __thousands_sep_ = *lc->mon_thousands_sep; |
| 5414 | else |
| 5415 | __thousands_sep_ = base::do_thousands_sep(); |
| 5416 | __grouping_ = lc->mon_grouping; |
| 5417 | __curr_symbol_ = lc->currency_symbol; |
| 5418 | if (lc->frac_digits != CHAR_MAX) |
| 5419 | __frac_digits_ = lc->frac_digits; |
| 5420 | else |
| 5421 | __frac_digits_ = base::do_frac_digits(); |
| 5422 | if (lc->p_sign_posn == 0) |
| 5423 | __positive_sign_ = "()"; |
| 5424 | else |
| 5425 | __positive_sign_ = lc->positive_sign; |
| 5426 | if (lc->n_sign_posn == 0) |
| 5427 | __negative_sign_ = "()"; |
| 5428 | else |
| 5429 | __negative_sign_ = lc->negative_sign; |
| 5430 | __init_pat(__pos_format_, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn); |
| 5431 | __init_pat(__neg_format_, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn); |
| 5432 | } |
| 5433 | |
| 5434 | template<> |
| 5435 | void |
| 5436 | moneypunct_byname<char, true>::init(const char* nm) |
| 5437 | { |
| 5438 | typedef moneypunct<char, true> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5439 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5440 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5441 | if (loc == 0) |
| 5442 | throw runtime_error("moneypunct_byname" |
| 5443 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5444 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5445 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5446 | if (*lc->mon_decimal_point) |
| 5447 | __decimal_point_ = *lc->mon_decimal_point; |
| 5448 | else |
| 5449 | __decimal_point_ = base::do_decimal_point(); |
| 5450 | if (*lc->mon_thousands_sep) |
| 5451 | __thousands_sep_ = *lc->mon_thousands_sep; |
| 5452 | else |
| 5453 | __thousands_sep_ = base::do_thousands_sep(); |
| 5454 | __grouping_ = lc->mon_grouping; |
| 5455 | __curr_symbol_ = lc->int_curr_symbol; |
| 5456 | if (lc->int_frac_digits != CHAR_MAX) |
| 5457 | __frac_digits_ = lc->int_frac_digits; |
| 5458 | else |
| 5459 | __frac_digits_ = base::do_frac_digits(); |
| 5460 | if (lc->int_p_sign_posn == 0) |
| 5461 | __positive_sign_ = "()"; |
| 5462 | else |
| 5463 | __positive_sign_ = lc->positive_sign; |
| 5464 | if (lc->int_n_sign_posn == 0) |
| 5465 | __negative_sign_ = "()"; |
| 5466 | else |
| 5467 | __negative_sign_ = lc->negative_sign; |
| 5468 | __init_pat(__pos_format_, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn); |
| 5469 | __init_pat(__neg_format_, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn); |
| 5470 | } |
| 5471 | |
| 5472 | template<> |
| 5473 | void |
| 5474 | moneypunct_byname<wchar_t, false>::init(const char* nm) |
| 5475 | { |
| 5476 | typedef moneypunct<wchar_t, false> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5477 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5478 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5479 | if (loc == 0) |
| 5480 | throw runtime_error("moneypunct_byname" |
| 5481 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5482 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5483 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5484 | if (*lc->mon_decimal_point) |
| 5485 | __decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point); |
| 5486 | else |
| 5487 | __decimal_point_ = base::do_decimal_point(); |
| 5488 | if (*lc->mon_thousands_sep) |
| 5489 | __thousands_sep_ = static_cast<wchar_t>(*lc->mon_thousands_sep); |
| 5490 | else |
| 5491 | __thousands_sep_ = base::do_thousands_sep(); |
| 5492 | __grouping_ = lc->mon_grouping; |
| 5493 | wchar_t wbuf[100]; |
| 5494 | mbstate_t mb = {0}; |
| 5495 | const char* bb = lc->currency_symbol; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5496 | size_t j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5497 | if (j == -1) |
| 5498 | __throw_runtime_error("locale not supported"); |
| 5499 | wchar_t* wbe = wbuf + j; |
| 5500 | __curr_symbol_.assign(wbuf, wbe); |
| 5501 | if (lc->frac_digits != CHAR_MAX) |
| 5502 | __frac_digits_ = lc->frac_digits; |
| 5503 | else |
| 5504 | __frac_digits_ = base::do_frac_digits(); |
| 5505 | if (lc->p_sign_posn == 0) |
| 5506 | __positive_sign_ = L"()"; |
| 5507 | else |
| 5508 | { |
| 5509 | mb = mbstate_t(); |
| 5510 | bb = lc->positive_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5511 | j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5512 | if (j == -1) |
| 5513 | __throw_runtime_error("locale not supported"); |
| 5514 | wbe = wbuf + j; |
| 5515 | __positive_sign_.assign(wbuf, wbe); |
| 5516 | } |
| 5517 | if (lc->n_sign_posn == 0) |
| 5518 | __negative_sign_ = L"()"; |
| 5519 | else |
| 5520 | { |
| 5521 | mb = mbstate_t(); |
| 5522 | bb = lc->negative_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5523 | j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5524 | if (j == -1) |
| 5525 | __throw_runtime_error("locale not supported"); |
| 5526 | wbe = wbuf + j; |
| 5527 | __negative_sign_.assign(wbuf, wbe); |
| 5528 | } |
| 5529 | __init_pat(__pos_format_, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn); |
| 5530 | __init_pat(__neg_format_, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn); |
| 5531 | } |
| 5532 | |
| 5533 | template<> |
| 5534 | void |
| 5535 | moneypunct_byname<wchar_t, true>::init(const char* nm) |
| 5536 | { |
| 5537 | typedef moneypunct<wchar_t, true> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5538 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5539 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5540 | if (loc == 0) |
| 5541 | throw runtime_error("moneypunct_byname" |
| 5542 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5543 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5544 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5545 | if (*lc->mon_decimal_point) |
| 5546 | __decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point); |
| 5547 | else |
| 5548 | __decimal_point_ = base::do_decimal_point(); |
| 5549 | if (*lc->mon_thousands_sep) |
| 5550 | __thousands_sep_ = static_cast<wchar_t>(*lc->mon_thousands_sep); |
| 5551 | else |
| 5552 | __thousands_sep_ = base::do_thousands_sep(); |
| 5553 | __grouping_ = lc->mon_grouping; |
| 5554 | wchar_t wbuf[100]; |
| 5555 | mbstate_t mb = {0}; |
| 5556 | const char* bb = lc->int_curr_symbol; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5557 | size_t j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5558 | if (j == -1) |
| 5559 | __throw_runtime_error("locale not supported"); |
| 5560 | wchar_t* wbe = wbuf + j; |
| 5561 | __curr_symbol_.assign(wbuf, wbe); |
| 5562 | if (lc->int_frac_digits != CHAR_MAX) |
| 5563 | __frac_digits_ = lc->int_frac_digits; |
| 5564 | else |
| 5565 | __frac_digits_ = base::do_frac_digits(); |
| 5566 | if (lc->int_p_sign_posn == 0) |
| 5567 | __positive_sign_ = L"()"; |
| 5568 | else |
| 5569 | { |
| 5570 | mb = mbstate_t(); |
| 5571 | bb = lc->positive_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5572 | j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5573 | if (j == -1) |
| 5574 | __throw_runtime_error("locale not supported"); |
| 5575 | wbe = wbuf + j; |
| 5576 | __positive_sign_.assign(wbuf, wbe); |
| 5577 | } |
| 5578 | if (lc->int_n_sign_posn == 0) |
| 5579 | __negative_sign_ = L"()"; |
| 5580 | else |
| 5581 | { |
| 5582 | mb = mbstate_t(); |
| 5583 | bb = lc->negative_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5584 | j = with_locale::mbsrtowcs_l(wbuf, &bb, sizeof(wbuf)/sizeof(wbuf[0]), &mb, loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5585 | if (j == -1) |
| 5586 | __throw_runtime_error("locale not supported"); |
| 5587 | wbe = wbuf + j; |
| 5588 | __negative_sign_.assign(wbuf, wbe); |
| 5589 | } |
| 5590 | __init_pat(__pos_format_, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn); |
| 5591 | __init_pat(__neg_format_, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn); |
| 5592 | } |
| 5593 | |
| 5594 | void __do_nothing(void*) {} |
| 5595 | |
| 5596 | void __throw_runtime_error(const char* msg) |
| 5597 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5598 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5599 | throw runtime_error(msg); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5600 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5601 | } |
| 5602 | |
| 5603 | template class collate<char>; |
| 5604 | template class collate<wchar_t>; |
| 5605 | |
| 5606 | template class num_get<char>; |
| 5607 | template class num_get<wchar_t>; |
| 5608 | |
| 5609 | template class __num_get<char>; |
| 5610 | template class __num_get<wchar_t>; |
| 5611 | |
| 5612 | template class num_put<char>; |
| 5613 | template class num_put<wchar_t>; |
| 5614 | |
| 5615 | template class __num_put<char>; |
| 5616 | template class __num_put<wchar_t>; |
| 5617 | |
| 5618 | template class time_get<char>; |
| 5619 | template class time_get<wchar_t>; |
| 5620 | |
| 5621 | template class time_get_byname<char>; |
| 5622 | template class time_get_byname<wchar_t>; |
| 5623 | |
| 5624 | template class time_put<char>; |
| 5625 | template class time_put<wchar_t>; |
| 5626 | |
| 5627 | template class time_put_byname<char>; |
| 5628 | template class time_put_byname<wchar_t>; |
| 5629 | |
| 5630 | template class moneypunct<char, false>; |
| 5631 | template class moneypunct<char, true>; |
| 5632 | template class moneypunct<wchar_t, false>; |
| 5633 | template class moneypunct<wchar_t, true>; |
| 5634 | |
| 5635 | template class moneypunct_byname<char, false>; |
| 5636 | template class moneypunct_byname<char, true>; |
| 5637 | template class moneypunct_byname<wchar_t, false>; |
| 5638 | template class moneypunct_byname<wchar_t, true>; |
| 5639 | |
| 5640 | template class money_get<char>; |
| 5641 | template class money_get<wchar_t>; |
| 5642 | |
| 5643 | template class __money_get<char>; |
| 5644 | template class __money_get<wchar_t>; |
| 5645 | |
| 5646 | template class money_put<char>; |
| 5647 | template class money_put<wchar_t>; |
| 5648 | |
| 5649 | template class __money_put<char>; |
| 5650 | template class __money_put<wchar_t>; |
| 5651 | |
| 5652 | template class messages<char>; |
| 5653 | template class messages<wchar_t>; |
| 5654 | |
| 5655 | template class messages_byname<char>; |
| 5656 | template class messages_byname<wchar_t>; |
| 5657 | |
| 5658 | template class codecvt_byname<char, char, mbstate_t>; |
| 5659 | template class codecvt_byname<wchar_t, char, mbstate_t>; |
| 5660 | template class codecvt_byname<char16_t, char, mbstate_t>; |
| 5661 | template class codecvt_byname<char32_t, char, mbstate_t>; |
| 5662 | |
| 5663 | template class __vector_base_common<true>; |
| 5664 | |
| 5665 | _LIBCPP_END_NAMESPACE_STD |