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 | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 119 | #ifndef _LIBCPP_APPLE_STABLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 120 | locale_t __cloc() { |
| 121 | // In theory this could create a race condition. In practice |
| 122 | // the race condition is non-fatal since it will just create |
| 123 | // a little resource leak. Better approach would be appreciated. |
| 124 | #ifdef __APPLE__ |
| 125 | return 0; |
| 126 | #else |
| 127 | static locale_t result = newlocale(LC_ALL_MASK, "C", 0); |
| 128 | return result; |
| 129 | #endif |
| 130 | } |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 131 | #endif // _LIBCPP_APPLE_STABLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 132 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 133 | namespace { |
| 134 | |
| 135 | struct release |
| 136 | { |
| 137 | void operator()(locale::facet* p) {p->__release_shared();} |
| 138 | }; |
| 139 | |
| 140 | template <class T, class A0> |
| 141 | inline |
| 142 | T& |
| 143 | make(A0 a0) |
| 144 | { |
| 145 | static typename aligned_storage<sizeof(T)>::type buf; |
| 146 | ::new (&buf) T(a0); |
| 147 | return *(T*)&buf; |
| 148 | } |
| 149 | |
| 150 | template <class T, class A0, class A1> |
| 151 | inline |
| 152 | T& |
| 153 | make(A0 a0, A1 a1) |
| 154 | { |
| 155 | static typename aligned_storage<sizeof(T)>::type buf; |
| 156 | ::new (&buf) T(a0, a1); |
| 157 | return *(T*)&buf; |
| 158 | } |
| 159 | |
| 160 | template <class T, class A0, class A1, class A2> |
| 161 | inline |
| 162 | T& |
| 163 | make(A0 a0, A1 a1, A2 a2) |
| 164 | { |
| 165 | static typename aligned_storage<sizeof(T)>::type buf; |
| 166 | ::new (&buf) T(a0, a1, a2); |
| 167 | return *(T*)&buf; |
| 168 | } |
| 169 | |
| 170 | } |
| 171 | |
| 172 | class _LIBCPP_HIDDEN locale::__imp |
| 173 | : public facet |
| 174 | { |
| 175 | enum {N = 28}; |
| 176 | string name_; |
| 177 | vector<facet*, __sso_allocator<facet*, N> > facets_; |
| 178 | public: |
| 179 | explicit __imp(size_t refs = 0); |
| 180 | explicit __imp(const string& name, size_t refs = 0); |
| 181 | __imp(const __imp&); |
| 182 | __imp(const __imp&, const string&, locale::category c); |
| 183 | __imp(const __imp& other, const __imp& one, locale::category c); |
| 184 | __imp(const __imp&, facet* f, long id); |
| 185 | ~__imp(); |
| 186 | |
| 187 | const string& name() const {return name_;} |
| 188 | bool has_facet(long id) const {return id < facets_.size() && facets_[id];} |
| 189 | const locale::facet* use_facet(long id) const; |
| 190 | |
| 191 | static const locale& make_classic(); |
| 192 | static locale& make_global(); |
| 193 | private: |
| 194 | void install(facet* f, long id); |
| 195 | template <class F> void install(F* f) {install(f, f->id.__get());} |
| 196 | template <class F> void install_from(const __imp& other); |
| 197 | }; |
| 198 | |
| 199 | locale::__imp::__imp(size_t refs) |
| 200 | : facet(refs), |
| 201 | name_("C"), |
| 202 | facets_(N) |
| 203 | { |
| 204 | facets_.clear(); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 205 | install(&make<_VSTD::collate<char> >(1)); |
| 206 | install(&make<_VSTD::collate<wchar_t> >(1)); |
| 207 | install(&make<_VSTD::ctype<char> >((ctype_base::mask*)0, false, 1)); |
| 208 | install(&make<_VSTD::ctype<wchar_t> >(1)); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 209 | install(&make<codecvt<char, char, mbstate_t> >(1)); |
| 210 | install(&make<codecvt<wchar_t, char, mbstate_t> >(1)); |
| 211 | install(&make<codecvt<char16_t, char, mbstate_t> >(1)); |
| 212 | install(&make<codecvt<char32_t, char, mbstate_t> >(1)); |
| 213 | install(&make<numpunct<char> >(1)); |
| 214 | install(&make<numpunct<wchar_t> >(1)); |
| 215 | install(&make<num_get<char> >(1)); |
| 216 | install(&make<num_get<wchar_t> >(1)); |
| 217 | install(&make<num_put<char> >(1)); |
| 218 | install(&make<num_put<wchar_t> >(1)); |
| 219 | install(&make<moneypunct<char, false> >(1)); |
| 220 | install(&make<moneypunct<char, true> >(1)); |
| 221 | install(&make<moneypunct<wchar_t, false> >(1)); |
| 222 | install(&make<moneypunct<wchar_t, true> >(1)); |
| 223 | install(&make<money_get<char> >(1)); |
| 224 | install(&make<money_get<wchar_t> >(1)); |
| 225 | install(&make<money_put<char> >(1)); |
| 226 | install(&make<money_put<wchar_t> >(1)); |
| 227 | install(&make<time_get<char> >(1)); |
| 228 | install(&make<time_get<wchar_t> >(1)); |
| 229 | install(&make<time_put<char> >(1)); |
| 230 | install(&make<time_put<wchar_t> >(1)); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 231 | install(&make<_VSTD::messages<char> >(1)); |
| 232 | install(&make<_VSTD::messages<wchar_t> >(1)); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | locale::__imp::__imp(const string& name, size_t refs) |
| 236 | : facet(refs), |
| 237 | name_(name), |
| 238 | facets_(N) |
| 239 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 240 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 241 | try |
| 242 | { |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 243 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 244 | facets_ = locale::classic().__locale_->facets_; |
| 245 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 246 | if (facets_[i]) |
| 247 | facets_[i]->__add_shared(); |
| 248 | install(new collate_byname<char>(name_)); |
| 249 | install(new collate_byname<wchar_t>(name_)); |
| 250 | install(new ctype_byname<char>(name_)); |
| 251 | install(new ctype_byname<wchar_t>(name_)); |
| 252 | install(new codecvt_byname<char, char, mbstate_t>(name_)); |
| 253 | install(new codecvt_byname<wchar_t, char, mbstate_t>(name_)); |
| 254 | install(new codecvt_byname<char16_t, char, mbstate_t>(name_)); |
| 255 | install(new codecvt_byname<char32_t, char, mbstate_t>(name_)); |
| 256 | install(new numpunct_byname<char>(name_)); |
| 257 | install(new numpunct_byname<wchar_t>(name_)); |
| 258 | install(new moneypunct_byname<char, false>(name_)); |
| 259 | install(new moneypunct_byname<char, true>(name_)); |
| 260 | install(new moneypunct_byname<wchar_t, false>(name_)); |
| 261 | install(new moneypunct_byname<wchar_t, true>(name_)); |
| 262 | install(new time_get_byname<char>(name_)); |
| 263 | install(new time_get_byname<wchar_t>(name_)); |
| 264 | install(new time_put_byname<char>(name_)); |
| 265 | install(new time_put_byname<wchar_t>(name_)); |
| 266 | install(new messages_byname<char>(name_)); |
| 267 | install(new messages_byname<wchar_t>(name_)); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 268 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 269 | } |
| 270 | catch (...) |
| 271 | { |
| 272 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 273 | if (facets_[i]) |
| 274 | facets_[i]->__release_shared(); |
| 275 | throw; |
| 276 | } |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 277 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 278 | } |
| 279 | |
| 280 | locale::__imp::__imp(const __imp& other) |
| 281 | : name_(other.name_), |
| 282 | facets_(max<size_t>(N, other.facets_.size())) |
| 283 | { |
| 284 | facets_ = other.facets_; |
| 285 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 286 | if (facets_[i]) |
| 287 | facets_[i]->__add_shared(); |
| 288 | } |
| 289 | |
| 290 | locale::__imp::__imp(const __imp& other, const string& name, locale::category c) |
| 291 | : name_("*"), |
| 292 | facets_(N) |
| 293 | { |
| 294 | facets_ = other.facets_; |
| 295 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 296 | if (facets_[i]) |
| 297 | facets_[i]->__add_shared(); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 298 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 299 | try |
| 300 | { |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 301 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 302 | if (c & locale::collate) |
| 303 | { |
| 304 | install(new collate_byname<char>(name)); |
| 305 | install(new collate_byname<wchar_t>(name)); |
| 306 | } |
| 307 | if (c & locale::ctype) |
| 308 | { |
| 309 | install(new ctype_byname<char>(name)); |
| 310 | install(new ctype_byname<wchar_t>(name)); |
| 311 | install(new codecvt_byname<char, char, mbstate_t>(name)); |
| 312 | install(new codecvt_byname<wchar_t, char, mbstate_t>(name)); |
| 313 | install(new codecvt_byname<char16_t, char, mbstate_t>(name)); |
| 314 | install(new codecvt_byname<char32_t, char, mbstate_t>(name)); |
| 315 | } |
| 316 | if (c & locale::monetary) |
| 317 | { |
| 318 | install(new moneypunct_byname<char, false>(name)); |
| 319 | install(new moneypunct_byname<char, true>(name)); |
| 320 | install(new moneypunct_byname<wchar_t, false>(name)); |
| 321 | install(new moneypunct_byname<wchar_t, true>(name)); |
| 322 | } |
| 323 | if (c & locale::numeric) |
| 324 | { |
| 325 | install(new numpunct_byname<char>(name)); |
| 326 | install(new numpunct_byname<wchar_t>(name)); |
| 327 | } |
| 328 | if (c & locale::time) |
| 329 | { |
| 330 | install(new time_get_byname<char>(name)); |
| 331 | install(new time_get_byname<wchar_t>(name)); |
| 332 | install(new time_put_byname<char>(name)); |
| 333 | install(new time_put_byname<wchar_t>(name)); |
| 334 | } |
| 335 | if (c & locale::messages) |
| 336 | { |
| 337 | install(new messages_byname<char>(name)); |
| 338 | install(new messages_byname<wchar_t>(name)); |
| 339 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 340 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 341 | } |
| 342 | catch (...) |
| 343 | { |
| 344 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 345 | if (facets_[i]) |
| 346 | facets_[i]->__release_shared(); |
| 347 | throw; |
| 348 | } |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 349 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 350 | } |
| 351 | |
| 352 | template<class F> |
| 353 | inline |
| 354 | void |
| 355 | locale::__imp::install_from(const locale::__imp& one) |
| 356 | { |
| 357 | long id = F::id.__get(); |
| 358 | install(const_cast<F*>(static_cast<const F*>(one.use_facet(id))), id); |
| 359 | } |
| 360 | |
| 361 | locale::__imp::__imp(const __imp& other, const __imp& one, locale::category c) |
| 362 | : name_("*"), |
| 363 | facets_(N) |
| 364 | { |
| 365 | facets_ = other.facets_; |
| 366 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 367 | if (facets_[i]) |
| 368 | facets_[i]->__add_shared(); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 369 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 370 | try |
| 371 | { |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 372 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 373 | if (c & locale::collate) |
| 374 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 375 | install_from<_VSTD::collate<char> >(one); |
| 376 | install_from<_VSTD::collate<wchar_t> >(one); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 377 | } |
| 378 | if (c & locale::ctype) |
| 379 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 380 | install_from<_VSTD::ctype<char> >(one); |
| 381 | install_from<_VSTD::ctype<wchar_t> >(one); |
| 382 | install_from<_VSTD::codecvt<char, char, mbstate_t> >(one); |
| 383 | install_from<_VSTD::codecvt<char16_t, char, mbstate_t> >(one); |
| 384 | install_from<_VSTD::codecvt<char32_t, char, mbstate_t> >(one); |
| 385 | install_from<_VSTD::codecvt<wchar_t, char, mbstate_t> >(one); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 386 | } |
| 387 | if (c & locale::monetary) |
| 388 | { |
| 389 | install_from<moneypunct<char, false> >(one); |
| 390 | install_from<moneypunct<char, true> >(one); |
| 391 | install_from<moneypunct<wchar_t, false> >(one); |
| 392 | install_from<moneypunct<wchar_t, true> >(one); |
| 393 | install_from<money_get<char> >(one); |
| 394 | install_from<money_get<wchar_t> >(one); |
| 395 | install_from<money_put<char> >(one); |
| 396 | install_from<money_put<wchar_t> >(one); |
| 397 | } |
| 398 | if (c & locale::numeric) |
| 399 | { |
| 400 | install_from<numpunct<char> >(one); |
| 401 | install_from<numpunct<wchar_t> >(one); |
| 402 | install_from<num_get<char> >(one); |
| 403 | install_from<num_get<wchar_t> >(one); |
| 404 | install_from<num_put<char> >(one); |
| 405 | install_from<num_put<wchar_t> >(one); |
| 406 | } |
| 407 | if (c & locale::time) |
| 408 | { |
| 409 | install_from<time_get<char> >(one); |
| 410 | install_from<time_get<wchar_t> >(one); |
| 411 | install_from<time_put<char> >(one); |
| 412 | install_from<time_put<wchar_t> >(one); |
| 413 | } |
| 414 | if (c & locale::messages) |
| 415 | { |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 416 | install_from<_VSTD::messages<char> >(one); |
| 417 | install_from<_VSTD::messages<wchar_t> >(one); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 418 | } |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 419 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 420 | } |
| 421 | catch (...) |
| 422 | { |
| 423 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 424 | if (facets_[i]) |
| 425 | facets_[i]->__release_shared(); |
| 426 | throw; |
| 427 | } |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 428 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 429 | } |
| 430 | |
| 431 | locale::__imp::__imp(const __imp& other, facet* f, long id) |
| 432 | : name_("*"), |
| 433 | facets_(max<size_t>(N, other.facets_.size()+1)) |
| 434 | { |
| 435 | f->__add_shared(); |
| 436 | unique_ptr<facet, release> hold(f); |
| 437 | facets_ = other.facets_; |
| 438 | for (unsigned i = 0; i < other.facets_.size(); ++i) |
| 439 | if (facets_[i]) |
| 440 | facets_[i]->__add_shared(); |
| 441 | install(hold.get(), id); |
| 442 | } |
| 443 | |
| 444 | locale::__imp::~__imp() |
| 445 | { |
| 446 | for (unsigned i = 0; i < facets_.size(); ++i) |
| 447 | if (facets_[i]) |
| 448 | facets_[i]->__release_shared(); |
| 449 | } |
| 450 | |
| 451 | void |
| 452 | locale::__imp::install(facet* f, long id) |
| 453 | { |
| 454 | f->__add_shared(); |
| 455 | unique_ptr<facet, release> hold(f); |
| 456 | if (id >= facets_.size()) |
| 457 | facets_.resize(id+1); |
| 458 | if (facets_[id]) |
| 459 | facets_[id]->__release_shared(); |
| 460 | facets_[id] = hold.release(); |
| 461 | } |
| 462 | |
| 463 | const locale::facet* |
| 464 | locale::__imp::use_facet(long id) const |
| 465 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 466 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 467 | if (!has_facet(id)) |
| 468 | throw bad_cast(); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 469 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 470 | return facets_[id]; |
| 471 | } |
| 472 | |
| 473 | // locale |
| 474 | |
| 475 | const locale& |
| 476 | locale::__imp::make_classic() |
| 477 | { |
| 478 | // only one thread can get in here and it only gets in once |
| 479 | static aligned_storage<sizeof(locale)>::type buf; |
| 480 | locale* c = (locale*)&buf; |
| 481 | c->__locale_ = &make<__imp>(1); |
| 482 | return *c; |
| 483 | } |
| 484 | |
| 485 | const locale& |
| 486 | locale::classic() |
| 487 | { |
| 488 | static const locale& c = __imp::make_classic(); |
| 489 | return c; |
| 490 | } |
| 491 | |
| 492 | locale& |
| 493 | locale::__imp::make_global() |
| 494 | { |
| 495 | // only one thread can get in here and it only gets in once |
| 496 | static aligned_storage<sizeof(locale)>::type buf; |
| 497 | locale* g = (locale*)&buf; |
| 498 | ::new (&buf) locale(locale::classic()); |
| 499 | return *(locale*)&buf; |
| 500 | } |
| 501 | |
| 502 | locale& |
| 503 | locale::__global() |
| 504 | { |
| 505 | static locale& g = __imp::make_global(); |
| 506 | return g; |
| 507 | } |
| 508 | |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 509 | locale::locale() _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 510 | : __locale_(__global().__locale_) |
| 511 | { |
| 512 | __locale_->__add_shared(); |
| 513 | } |
| 514 | |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 515 | locale::locale(const locale& l) _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 516 | : __locale_(l.__locale_) |
| 517 | { |
| 518 | __locale_->__add_shared(); |
| 519 | } |
| 520 | |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 521 | locale::~locale() |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 522 | { |
| 523 | __locale_->__release_shared(); |
| 524 | } |
| 525 | |
| 526 | const locale& |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 527 | locale::operator=(const locale& other) _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 528 | { |
| 529 | other.__locale_->__add_shared(); |
| 530 | __locale_->__release_shared(); |
| 531 | __locale_ = other.__locale_; |
| 532 | return *this; |
| 533 | } |
| 534 | |
| 535 | locale::locale(const char* name) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 536 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 537 | : __locale_(name ? new __imp(name) |
| 538 | : throw runtime_error("locale constructed with null")) |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 539 | #else // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 540 | : __locale_(new __imp(name)) |
| 541 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 542 | { |
| 543 | __locale_->__add_shared(); |
| 544 | } |
| 545 | |
| 546 | locale::locale(const string& name) |
| 547 | : __locale_(new __imp(name)) |
| 548 | { |
| 549 | __locale_->__add_shared(); |
| 550 | } |
| 551 | |
| 552 | locale::locale(const locale& other, const char* name, category c) |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 553 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 554 | : __locale_(name ? new __imp(*other.__locale_, name, c) |
| 555 | : throw runtime_error("locale constructed with null")) |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 556 | #else // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 557 | : __locale_(new __imp(*other.__locale_, name, c)) |
| 558 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 559 | { |
| 560 | __locale_->__add_shared(); |
| 561 | } |
| 562 | |
| 563 | locale::locale(const locale& other, const string& name, category c) |
| 564 | : __locale_(new __imp(*other.__locale_, name, c)) |
| 565 | { |
| 566 | __locale_->__add_shared(); |
| 567 | } |
| 568 | |
| 569 | locale::locale(const locale& other, const locale& one, category c) |
| 570 | : __locale_(new __imp(*other.__locale_, *one.__locale_, c)) |
| 571 | { |
| 572 | __locale_->__add_shared(); |
| 573 | } |
| 574 | |
| 575 | string |
| 576 | locale::name() const |
| 577 | { |
| 578 | return __locale_->name(); |
| 579 | } |
| 580 | |
| 581 | void |
| 582 | locale::__install_ctor(const locale& other, facet* f, long id) |
| 583 | { |
| 584 | if (f) |
| 585 | __locale_ = new __imp(*other.__locale_, f, id); |
| 586 | else |
| 587 | __locale_ = other.__locale_; |
| 588 | __locale_->__add_shared(); |
| 589 | } |
| 590 | |
| 591 | locale |
| 592 | locale::global(const locale& loc) |
| 593 | { |
| 594 | locale& g = __global(); |
| 595 | locale r = g; |
| 596 | g = loc; |
| 597 | if (g.name() != "*") |
| 598 | setlocale(LC_ALL, g.name().c_str()); |
| 599 | return r; |
| 600 | } |
| 601 | |
| 602 | bool |
| 603 | locale::has_facet(id& x) const |
| 604 | { |
| 605 | return __locale_->has_facet(x.__get()); |
| 606 | } |
| 607 | |
| 608 | const locale::facet* |
| 609 | locale::use_facet(id& x) const |
| 610 | { |
| 611 | return __locale_->use_facet(x.__get()); |
| 612 | } |
| 613 | |
| 614 | bool |
| 615 | locale::operator==(const locale& y) const |
| 616 | { |
| 617 | return (__locale_ == y.__locale_) |
| 618 | || (__locale_->name() != "*" && __locale_->name() == y.__locale_->name()); |
| 619 | } |
| 620 | |
| 621 | // locale::facet |
| 622 | |
| 623 | locale::facet::~facet() |
| 624 | { |
| 625 | } |
| 626 | |
| 627 | void |
Howard Hinnant | 1694d23 | 2011-05-28 14:41:13 +0000 | [diff] [blame] | 628 | locale::facet::__on_zero_shared() _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 629 | { |
| 630 | delete this; |
| 631 | } |
| 632 | |
| 633 | // locale::id |
| 634 | |
| 635 | int32_t locale::id::__next_id = 0; |
| 636 | |
| 637 | namespace |
| 638 | { |
| 639 | |
| 640 | class __fake_bind |
| 641 | { |
| 642 | locale::id* id_; |
| 643 | void (locale::id::* pmf_)(); |
| 644 | public: |
| 645 | __fake_bind(void (locale::id::* pmf)(), locale::id* id) |
| 646 | : id_(id), pmf_(pmf) {} |
| 647 | |
| 648 | void operator()() const |
| 649 | { |
| 650 | (id_->*pmf_)(); |
| 651 | } |
| 652 | }; |
| 653 | |
| 654 | } |
| 655 | |
| 656 | long |
| 657 | locale::id::__get() |
| 658 | { |
| 659 | call_once(__flag_, __fake_bind(&locale::id::__init, this)); |
| 660 | return __id_ - 1; |
| 661 | } |
| 662 | |
| 663 | void |
| 664 | locale::id::__init() |
| 665 | { |
Howard Hinnant | adff489 | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 666 | __id_ = __sync_add_and_fetch(&__next_id, 1); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 667 | } |
| 668 | |
| 669 | // template <> class collate_byname<char> |
| 670 | |
| 671 | collate_byname<char>::collate_byname(const char* n, size_t refs) |
| 672 | : collate<char>(refs), |
| 673 | __l(newlocale(LC_ALL_MASK, n, 0)) |
| 674 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 675 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 676 | if (__l == 0) |
| 677 | throw runtime_error("collate_byname<char>::collate_byname" |
| 678 | " failed to construct for " + string(n)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 679 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 680 | } |
| 681 | |
| 682 | collate_byname<char>::collate_byname(const string& name, size_t refs) |
| 683 | : collate<char>(refs), |
| 684 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 685 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 686 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 687 | if (__l == 0) |
| 688 | throw runtime_error("collate_byname<char>::collate_byname" |
| 689 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 690 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 691 | } |
| 692 | |
| 693 | collate_byname<char>::~collate_byname() |
| 694 | { |
| 695 | freelocale(__l); |
| 696 | } |
| 697 | |
| 698 | int |
| 699 | collate_byname<char>::do_compare(const char_type* __lo1, const char_type* __hi1, |
| 700 | const char_type* __lo2, const char_type* __hi2) const |
| 701 | { |
| 702 | string_type lhs(__lo1, __hi1); |
| 703 | string_type rhs(__lo2, __hi2); |
| 704 | int r = strcoll_l(lhs.c_str(), rhs.c_str(), __l); |
| 705 | if (r < 0) |
| 706 | return -1; |
| 707 | if (r > 0) |
| 708 | return 1; |
| 709 | return r; |
| 710 | } |
| 711 | |
| 712 | collate_byname<char>::string_type |
| 713 | collate_byname<char>::do_transform(const char_type* lo, const char_type* hi) const |
| 714 | { |
| 715 | const string_type in(lo, hi); |
| 716 | string_type out(strxfrm_l(0, in.c_str(), 0, __l), char()); |
| 717 | strxfrm_l(const_cast<char*>(out.c_str()), in.c_str(), out.size()+1, __l); |
| 718 | return out; |
| 719 | } |
| 720 | |
| 721 | // template <> class collate_byname<wchar_t> |
| 722 | |
| 723 | collate_byname<wchar_t>::collate_byname(const char* n, size_t refs) |
| 724 | : collate<wchar_t>(refs), |
| 725 | __l(newlocale(LC_ALL_MASK, n, 0)) |
| 726 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 727 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 728 | if (__l == 0) |
| 729 | throw runtime_error("collate_byname<wchar_t>::collate_byname(size_t refs)" |
| 730 | " failed to construct for " + string(n)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 731 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 732 | } |
| 733 | |
| 734 | collate_byname<wchar_t>::collate_byname(const string& name, size_t refs) |
| 735 | : collate<wchar_t>(refs), |
| 736 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 737 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 738 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 739 | if (__l == 0) |
| 740 | throw runtime_error("collate_byname<wchar_t>::collate_byname(size_t refs)" |
| 741 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 742 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 743 | } |
| 744 | |
| 745 | collate_byname<wchar_t>::~collate_byname() |
| 746 | { |
| 747 | freelocale(__l); |
| 748 | } |
| 749 | |
| 750 | int |
| 751 | collate_byname<wchar_t>::do_compare(const char_type* __lo1, const char_type* __hi1, |
| 752 | const char_type* __lo2, const char_type* __hi2) const |
| 753 | { |
| 754 | string_type lhs(__lo1, __hi1); |
| 755 | string_type rhs(__lo2, __hi2); |
| 756 | int r = wcscoll_l(lhs.c_str(), rhs.c_str(), __l); |
| 757 | if (r < 0) |
| 758 | return -1; |
| 759 | if (r > 0) |
| 760 | return 1; |
| 761 | return r; |
| 762 | } |
| 763 | |
| 764 | collate_byname<wchar_t>::string_type |
| 765 | collate_byname<wchar_t>::do_transform(const char_type* lo, const char_type* hi) const |
| 766 | { |
| 767 | const string_type in(lo, hi); |
| 768 | string_type out(wcsxfrm_l(0, in.c_str(), 0, __l), wchar_t()); |
| 769 | wcsxfrm_l(const_cast<wchar_t*>(out.c_str()), in.c_str(), out.size()+1, __l); |
| 770 | return out; |
| 771 | } |
| 772 | |
| 773 | // template <> class ctype<wchar_t>; |
| 774 | |
| 775 | locale::id ctype<wchar_t>::id; |
| 776 | |
| 777 | ctype<wchar_t>::~ctype() |
| 778 | { |
| 779 | } |
| 780 | |
| 781 | bool |
| 782 | ctype<wchar_t>::do_is(mask m, char_type c) const |
| 783 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 784 | return isascii(c) ? ctype<char>::classic_table()[c] & m : false; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 785 | } |
| 786 | |
| 787 | const wchar_t* |
| 788 | ctype<wchar_t>::do_is(const char_type* low, const char_type* high, mask* vec) const |
| 789 | { |
| 790 | for (; low != high; ++low, ++vec) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 791 | *vec = static_cast<mask>(isascii(*low) ? |
| 792 | ctype<char>::classic_table()[*low] : 0); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 793 | return low; |
| 794 | } |
| 795 | |
| 796 | const wchar_t* |
| 797 | ctype<wchar_t>::do_scan_is(mask m, const char_type* low, const char_type* high) const |
| 798 | { |
| 799 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 800 | if (isascii(*low) && (ctype<char>::classic_table()[*low] & m)) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 801 | break; |
| 802 | return low; |
| 803 | } |
| 804 | |
| 805 | const wchar_t* |
| 806 | ctype<wchar_t>::do_scan_not(mask m, const char_type* low, const char_type* high) const |
| 807 | { |
| 808 | for (; low != high; ++low) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 809 | if (!(isascii(*low) && (ctype<char>::classic_table()[*low] & m))) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 810 | break; |
| 811 | return low; |
| 812 | } |
| 813 | |
| 814 | wchar_t |
| 815 | ctype<wchar_t>::do_toupper(char_type c) const |
| 816 | { |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 817 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 818 | return isascii(c) ? ctype<char>::__classic_upper_table()[c] : c; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 819 | #else |
| 820 | return isascii(c) ? _DefaultRuneLocale.__mapupper[c] : c; |
| 821 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 822 | } |
| 823 | |
| 824 | const wchar_t* |
| 825 | ctype<wchar_t>::do_toupper(char_type* low, const char_type* high) const |
| 826 | { |
| 827 | for (; low != high; ++low) |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 828 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 829 | *low = isascii(*low) ? ctype<char>::__classic_upper_table()[*low] |
| 830 | : *low; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 831 | #else |
| 832 | *low = isascii(*low) ? _DefaultRuneLocale.__mapupper[*low] : *low; |
| 833 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 834 | return low; |
| 835 | } |
| 836 | |
| 837 | wchar_t |
| 838 | ctype<wchar_t>::do_tolower(char_type c) const |
| 839 | { |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 840 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 841 | return isascii(c) ? ctype<char>::__classic_lower_table()[c] : c; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 842 | #else |
| 843 | return isascii(c) ? _DefaultRuneLocale.__maplower[c] : c; |
| 844 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 845 | } |
| 846 | |
| 847 | const wchar_t* |
| 848 | ctype<wchar_t>::do_tolower(char_type* low, const char_type* high) const |
| 849 | { |
| 850 | for (; low != high; ++low) |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 851 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 852 | *low = isascii(*low) ? ctype<char>::__classic_lower_table()[*low] |
| 853 | : *low; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 854 | #else |
| 855 | *low = isascii(*low) ? _DefaultRuneLocale.__maplower[*low] : *low; |
| 856 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 857 | return low; |
| 858 | } |
| 859 | |
| 860 | wchar_t |
| 861 | ctype<wchar_t>::do_widen(char c) const |
| 862 | { |
| 863 | return c; |
| 864 | } |
| 865 | |
| 866 | const char* |
| 867 | ctype<wchar_t>::do_widen(const char* low, const char* high, char_type* dest) const |
| 868 | { |
| 869 | for (; low != high; ++low, ++dest) |
| 870 | *dest = *low; |
| 871 | return low; |
| 872 | } |
| 873 | |
| 874 | char |
| 875 | ctype<wchar_t>::do_narrow(char_type c, char dfault) const |
| 876 | { |
| 877 | if (isascii(c)) |
| 878 | return static_cast<char>(c); |
| 879 | return dfault; |
| 880 | } |
| 881 | |
| 882 | const wchar_t* |
| 883 | ctype<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 884 | { |
| 885 | for (; low != high; ++low, ++dest) |
| 886 | if (isascii(*low)) |
| 887 | *dest = *low; |
| 888 | else |
| 889 | *dest = dfault; |
| 890 | return low; |
| 891 | } |
| 892 | |
| 893 | // template <> class ctype<char>; |
| 894 | |
| 895 | locale::id ctype<char>::id; |
| 896 | |
| 897 | ctype<char>::ctype(const mask* tab, bool del, size_t refs) |
| 898 | : locale::facet(refs), |
| 899 | __tab_(tab), |
| 900 | __del_(del) |
| 901 | { |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 902 | if (__tab_ == 0) |
| 903 | __tab_ = classic_table(); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 904 | } |
| 905 | |
| 906 | ctype<char>::~ctype() |
| 907 | { |
| 908 | if (__tab_ && __del_) |
| 909 | delete [] __tab_; |
| 910 | } |
| 911 | |
| 912 | char |
| 913 | ctype<char>::do_toupper(char_type c) const |
| 914 | { |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 915 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 916 | return isascii(c) ? __classic_upper_table()[c] : c; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 917 | #else |
| 918 | return isascii(c) ? _DefaultRuneLocale.__mapupper[c] : c; |
| 919 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 920 | } |
| 921 | |
| 922 | const char* |
| 923 | ctype<char>::do_toupper(char_type* low, const char_type* high) const |
| 924 | { |
| 925 | for (; low != high; ++low) |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 926 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 927 | *low = isascii(*low) ? __classic_upper_table()[*low] : *low; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 928 | #else |
| 929 | *low = isascii(*low) ? _DefaultRuneLocale.__mapupper[c] : c; |
| 930 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 931 | return low; |
| 932 | } |
| 933 | |
| 934 | char |
| 935 | ctype<char>::do_tolower(char_type c) const |
| 936 | { |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 937 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 938 | return isascii(c) ? __classic_lower_table()[c] : c; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 939 | #else |
| 940 | return isascii(c) ? _DefaultRuneLocale.__maplower[c] : c; |
| 941 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 942 | } |
| 943 | |
| 944 | const char* |
| 945 | ctype<char>::do_tolower(char_type* low, const char_type* high) const |
| 946 | { |
| 947 | for (; low != high; ++low) |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 948 | #ifndef _LIBCPP_STABLE_APPLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 949 | *low = isascii(*low) ? __classic_lower_table()[*low] : *low; |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 950 | #else |
| 951 | *low = isascii(*low) ? _DefaultRuneLocale.__maplower[c] : c; |
| 952 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 953 | return low; |
| 954 | } |
| 955 | |
| 956 | char |
| 957 | ctype<char>::do_widen(char c) const |
| 958 | { |
| 959 | return c; |
| 960 | } |
| 961 | |
| 962 | const char* |
| 963 | ctype<char>::do_widen(const char* low, const char* high, char_type* dest) const |
| 964 | { |
| 965 | for (; low != high; ++low, ++dest) |
| 966 | *dest = *low; |
| 967 | return low; |
| 968 | } |
| 969 | |
| 970 | char |
| 971 | ctype<char>::do_narrow(char_type c, char dfault) const |
| 972 | { |
| 973 | if (isascii(c)) |
| 974 | return static_cast<char>(c); |
| 975 | return dfault; |
| 976 | } |
| 977 | |
| 978 | const char* |
| 979 | ctype<char>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 980 | { |
| 981 | for (; low != high; ++low, ++dest) |
| 982 | if (isascii(*low)) |
| 983 | *dest = *low; |
| 984 | else |
| 985 | *dest = dfault; |
| 986 | return low; |
| 987 | } |
| 988 | |
| 989 | const ctype<char>::mask* |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 990 | ctype<char>::classic_table() _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 991 | { |
Michael J. Spencer | 626916f | 2010-12-10 19:47:54 +0000 | [diff] [blame] | 992 | #ifdef __APPLE__ |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 993 | return _DefaultRuneLocale.__runetype; |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 994 | #elif defined(__GLIBC__) |
| 995 | return __cloc()->__ctype_b; |
| 996 | // This is assumed to be safe. |
| 997 | #else |
| 998 | return NULL; |
| 999 | #endif |
| 1000 | } |
| 1001 | |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 1002 | #ifndef _LIBCPP_APPLE_STABLE_ABI |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 1003 | const int* |
| 1004 | ctype<char>::__classic_lower_table() _NOEXCEPT |
| 1005 | { |
| 1006 | #ifdef __APPLE__ |
| 1007 | return _DefaultRuneLocale.__maplower; |
| 1008 | #elif defined(__GLIBC__) |
| 1009 | return __cloc()->__ctype_tolower; |
| 1010 | #else |
| 1011 | return NULL; |
| 1012 | #endif |
| 1013 | } |
| 1014 | |
| 1015 | const int* |
| 1016 | ctype<char>::__classic_upper_table() _NOEXCEPT |
| 1017 | { |
| 1018 | #ifdef __APPLE__ |
| 1019 | return _DefaultRuneLocale.__mapupper; |
| 1020 | #elif defined(__GLIBC__) |
| 1021 | return __cloc()->__ctype_toupper; |
Michael J. Spencer | 626916f | 2010-12-10 19:47:54 +0000 | [diff] [blame] | 1022 | #else |
| 1023 | return NULL; |
| 1024 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1025 | } |
Sean Hunt | e59f724 | 2011-07-09 01:09:31 +0000 | [diff] [blame^] | 1026 | #endif // _LIBCPP_APPLE_STABLE_ABI |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1027 | |
| 1028 | // template <> class ctype_byname<char> |
| 1029 | |
| 1030 | ctype_byname<char>::ctype_byname(const char* name, size_t refs) |
| 1031 | : ctype<char>(0, false, refs), |
| 1032 | __l(newlocale(LC_ALL_MASK, name, 0)) |
| 1033 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1034 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1035 | if (__l == 0) |
| 1036 | throw runtime_error("ctype_byname<char>::ctype_byname" |
| 1037 | " failed to construct for " + string(name)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1038 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1039 | } |
| 1040 | |
| 1041 | ctype_byname<char>::ctype_byname(const string& name, size_t refs) |
| 1042 | : ctype<char>(0, false, refs), |
| 1043 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 1044 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1045 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1046 | if (__l == 0) |
| 1047 | throw runtime_error("ctype_byname<char>::ctype_byname" |
| 1048 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1049 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1050 | } |
| 1051 | |
| 1052 | ctype_byname<char>::~ctype_byname() |
| 1053 | { |
| 1054 | freelocale(__l); |
| 1055 | } |
| 1056 | |
| 1057 | char |
| 1058 | ctype_byname<char>::do_toupper(char_type c) const |
| 1059 | { |
| 1060 | return toupper_l(c, __l); |
| 1061 | } |
| 1062 | |
| 1063 | const char* |
| 1064 | ctype_byname<char>::do_toupper(char_type* low, const char_type* high) const |
| 1065 | { |
| 1066 | for (; low != high; ++low) |
| 1067 | *low = toupper_l(*low, __l); |
| 1068 | return low; |
| 1069 | } |
| 1070 | |
| 1071 | char |
| 1072 | ctype_byname<char>::do_tolower(char_type c) const |
| 1073 | { |
| 1074 | return tolower_l(c, __l); |
| 1075 | } |
| 1076 | |
| 1077 | const char* |
| 1078 | ctype_byname<char>::do_tolower(char_type* low, const char_type* high) const |
| 1079 | { |
| 1080 | for (; low != high; ++low) |
| 1081 | *low = tolower_l(*low, __l); |
| 1082 | return low; |
| 1083 | } |
| 1084 | |
| 1085 | // template <> class ctype_byname<wchar_t> |
| 1086 | |
| 1087 | ctype_byname<wchar_t>::ctype_byname(const char* name, size_t refs) |
| 1088 | : ctype<wchar_t>(refs), |
| 1089 | __l(newlocale(LC_ALL_MASK, name, 0)) |
| 1090 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1091 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1092 | if (__l == 0) |
| 1093 | throw runtime_error("ctype_byname<wchar_t>::ctype_byname" |
| 1094 | " failed to construct for " + string(name)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1095 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1096 | } |
| 1097 | |
| 1098 | ctype_byname<wchar_t>::ctype_byname(const string& name, size_t refs) |
| 1099 | : ctype<wchar_t>(refs), |
| 1100 | __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) |
| 1101 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1102 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1103 | if (__l == 0) |
| 1104 | throw runtime_error("ctype_byname<wchar_t>::ctype_byname" |
| 1105 | " failed to construct for " + name); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1106 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1107 | } |
| 1108 | |
| 1109 | ctype_byname<wchar_t>::~ctype_byname() |
| 1110 | { |
| 1111 | freelocale(__l); |
| 1112 | } |
| 1113 | |
| 1114 | bool |
| 1115 | ctype_byname<wchar_t>::do_is(mask m, char_type c) const |
| 1116 | { |
| 1117 | return static_cast<bool>(iswctype_l(c, m, __l)); |
| 1118 | } |
| 1119 | |
| 1120 | const wchar_t* |
| 1121 | ctype_byname<wchar_t>::do_is(const char_type* low, const char_type* high, mask* vec) const |
| 1122 | { |
| 1123 | for (; low != high; ++low, ++vec) |
| 1124 | { |
| 1125 | if (isascii(*low)) |
Sean Hunt | 62a6ac3 | 2011-07-09 00:56:23 +0000 | [diff] [blame] | 1126 | *vec = static_cast<mask>(ctype<char>::classic_table()[*low]); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1127 | else |
| 1128 | { |
| 1129 | *vec = 0; |
| 1130 | if (iswspace_l(*low, __l)) |
| 1131 | *vec |= space; |
| 1132 | if (iswprint_l(*low, __l)) |
| 1133 | *vec |= print; |
| 1134 | if (iswcntrl_l(*low, __l)) |
| 1135 | *vec |= cntrl; |
| 1136 | if (iswupper_l(*low, __l)) |
| 1137 | *vec |= upper; |
| 1138 | if (iswlower_l(*low, __l)) |
| 1139 | *vec |= lower; |
| 1140 | if (iswalpha_l(*low, __l)) |
| 1141 | *vec |= alpha; |
| 1142 | if (iswdigit_l(*low, __l)) |
| 1143 | *vec |= digit; |
| 1144 | if (iswpunct_l(*low, __l)) |
| 1145 | *vec |= punct; |
| 1146 | if (iswxdigit_l(*low, __l)) |
| 1147 | *vec |= xdigit; |
| 1148 | } |
| 1149 | } |
| 1150 | return low; |
| 1151 | } |
| 1152 | |
| 1153 | const wchar_t* |
| 1154 | ctype_byname<wchar_t>::do_scan_is(mask m, const char_type* low, const char_type* high) const |
| 1155 | { |
| 1156 | for (; low != high; ++low) |
| 1157 | if (iswctype_l(*low, m, __l)) |
| 1158 | break; |
| 1159 | return low; |
| 1160 | } |
| 1161 | |
| 1162 | const wchar_t* |
| 1163 | ctype_byname<wchar_t>::do_scan_not(mask m, const char_type* low, const char_type* high) const |
| 1164 | { |
| 1165 | for (; low != high; ++low) |
| 1166 | if (!iswctype_l(*low, m, __l)) |
| 1167 | break; |
| 1168 | return low; |
| 1169 | } |
| 1170 | |
| 1171 | wchar_t |
| 1172 | ctype_byname<wchar_t>::do_toupper(char_type c) const |
| 1173 | { |
| 1174 | return towupper_l(c, __l); |
| 1175 | } |
| 1176 | |
| 1177 | const wchar_t* |
| 1178 | ctype_byname<wchar_t>::do_toupper(char_type* low, const char_type* high) const |
| 1179 | { |
| 1180 | for (; low != high; ++low) |
| 1181 | *low = towupper_l(*low, __l); |
| 1182 | return low; |
| 1183 | } |
| 1184 | |
| 1185 | wchar_t |
| 1186 | ctype_byname<wchar_t>::do_tolower(char_type c) const |
| 1187 | { |
| 1188 | return towlower_l(c, __l); |
| 1189 | } |
| 1190 | |
| 1191 | const wchar_t* |
| 1192 | ctype_byname<wchar_t>::do_tolower(char_type* low, const char_type* high) const |
| 1193 | { |
| 1194 | for (; low != high; ++low) |
| 1195 | *low = towlower_l(*low, __l); |
| 1196 | return low; |
| 1197 | } |
| 1198 | |
| 1199 | wchar_t |
| 1200 | ctype_byname<wchar_t>::do_widen(char c) const |
| 1201 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1202 | return with_locale::btowc_l(c, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1203 | } |
| 1204 | |
| 1205 | const char* |
| 1206 | ctype_byname<wchar_t>::do_widen(const char* low, const char* high, char_type* dest) const |
| 1207 | { |
| 1208 | for (; low != high; ++low, ++dest) |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1209 | *dest = with_locale::btowc_l(*low, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1210 | return low; |
| 1211 | } |
| 1212 | |
| 1213 | char |
| 1214 | ctype_byname<wchar_t>::do_narrow(char_type c, char dfault) const |
| 1215 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1216 | int r = with_locale::wctob_l(c, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1217 | return r != WEOF ? static_cast<char>(r) : dfault; |
| 1218 | } |
| 1219 | |
| 1220 | const wchar_t* |
| 1221 | ctype_byname<wchar_t>::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const |
| 1222 | { |
| 1223 | for (; low != high; ++low, ++dest) |
| 1224 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1225 | int r = with_locale::wctob_l(*low, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1226 | *dest = r != WEOF ? static_cast<char>(r) : dfault; |
| 1227 | } |
| 1228 | return low; |
| 1229 | } |
| 1230 | |
| 1231 | // template <> class codecvt<char, char, mbstate_t> |
| 1232 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1233 | locale::id codecvt<char, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1234 | |
| 1235 | codecvt<char, char, mbstate_t>::~codecvt() |
| 1236 | { |
| 1237 | } |
| 1238 | |
| 1239 | codecvt<char, char, mbstate_t>::result |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1240 | codecvt<char, char, mbstate_t>::do_out(state_type&, |
| 1241 | const intern_type* frm, const intern_type*, const intern_type*& frm_nxt, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1242 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 1243 | { |
| 1244 | frm_nxt = frm; |
| 1245 | to_nxt = to; |
| 1246 | return noconv; |
| 1247 | } |
| 1248 | |
| 1249 | codecvt<char, char, mbstate_t>::result |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1250 | codecvt<char, char, mbstate_t>::do_in(state_type&, |
| 1251 | const extern_type* frm, const extern_type*, const extern_type*& frm_nxt, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1252 | intern_type* to, intern_type*, intern_type*& to_nxt) const |
| 1253 | { |
| 1254 | frm_nxt = frm; |
| 1255 | to_nxt = to; |
| 1256 | return noconv; |
| 1257 | } |
| 1258 | |
| 1259 | codecvt<char, char, mbstate_t>::result |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1260 | codecvt<char, char, mbstate_t>::do_unshift(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1261 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 1262 | { |
| 1263 | to_nxt = to; |
| 1264 | return noconv; |
| 1265 | } |
| 1266 | |
| 1267 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1268 | codecvt<char, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1269 | { |
| 1270 | return 1; |
| 1271 | } |
| 1272 | |
| 1273 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1274 | codecvt<char, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1275 | { |
| 1276 | return true; |
| 1277 | } |
| 1278 | |
| 1279 | int |
| 1280 | codecvt<char, char, mbstate_t>::do_length(state_type&, |
| 1281 | const extern_type* frm, const extern_type* end, size_t mx) const |
| 1282 | { |
| 1283 | return static_cast<int>(min<size_t>(mx, end-frm)); |
| 1284 | } |
| 1285 | |
| 1286 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1287 | codecvt<char, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1288 | { |
| 1289 | return 1; |
| 1290 | } |
| 1291 | |
| 1292 | // template <> class codecvt<wchar_t, char, mbstate_t> |
| 1293 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1294 | locale::id codecvt<wchar_t, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1295 | |
| 1296 | codecvt<wchar_t, char, mbstate_t>::codecvt(size_t refs) |
| 1297 | : locale::facet(refs), |
| 1298 | __l(0) |
| 1299 | { |
| 1300 | } |
| 1301 | |
| 1302 | codecvt<wchar_t, char, mbstate_t>::codecvt(const char* nm, size_t refs) |
| 1303 | : locale::facet(refs), |
| 1304 | __l(newlocale(LC_ALL_MASK, nm, 0)) |
| 1305 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 1306 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1307 | if (__l == 0) |
| 1308 | throw runtime_error("codecvt_byname<wchar_t, char, mbstate_t>::codecvt_byname" |
| 1309 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1310 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1311 | } |
| 1312 | |
| 1313 | codecvt<wchar_t, char, mbstate_t>::~codecvt() |
| 1314 | { |
| 1315 | if (__l != 0) |
| 1316 | freelocale(__l); |
| 1317 | } |
| 1318 | |
| 1319 | codecvt<wchar_t, char, mbstate_t>::result |
| 1320 | codecvt<wchar_t, char, mbstate_t>::do_out(state_type& st, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1321 | 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] | 1322 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 1323 | { |
| 1324 | // look for first internal null in frm |
| 1325 | const intern_type* fend = frm; |
| 1326 | for (; fend != frm_end; ++fend) |
| 1327 | if (*fend == 0) |
| 1328 | break; |
| 1329 | // loop over all null-terminated sequences in frm |
| 1330 | to_nxt = to; |
| 1331 | for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) |
| 1332 | { |
| 1333 | // save state in case needed to reover to_nxt on error |
| 1334 | mbstate_t save_state = st; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1335 | 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] | 1336 | if (n == size_t(-1)) |
| 1337 | { |
| 1338 | // need to recover to_nxt |
| 1339 | for (to_nxt = to; frm != frm_nxt; ++frm) |
| 1340 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1341 | n = with_locale::wcrtomb_l(to_nxt, *frm, &save_state, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1342 | if (n == size_t(-1)) |
| 1343 | break; |
| 1344 | to_nxt += n; |
| 1345 | } |
| 1346 | frm_nxt = frm; |
| 1347 | return error; |
| 1348 | } |
| 1349 | if (n == 0) |
| 1350 | return partial; |
| 1351 | to_nxt += n; |
| 1352 | if (to_nxt == to_end) |
| 1353 | break; |
| 1354 | if (fend != frm_end) // set up next null terminated sequence |
| 1355 | { |
| 1356 | // Try to write the terminating null |
| 1357 | extern_type tmp[MB_LEN_MAX]; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1358 | n = with_locale::wcrtomb_l(tmp, intern_type(), &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1359 | if (n == size_t(-1)) // on error |
| 1360 | return error; |
| 1361 | if (n > to_end-to_nxt) // is there room? |
| 1362 | return partial; |
| 1363 | for (extern_type* p = tmp; n; --n) // write it |
| 1364 | *to_nxt++ = *p++; |
| 1365 | ++frm_nxt; |
| 1366 | // look for next null in frm |
| 1367 | for (fend = frm_nxt; fend != frm_end; ++fend) |
| 1368 | if (*fend == 0) |
| 1369 | break; |
| 1370 | } |
| 1371 | } |
| 1372 | return frm_nxt == frm_end ? ok : partial; |
| 1373 | } |
| 1374 | |
| 1375 | codecvt<wchar_t, char, mbstate_t>::result |
| 1376 | codecvt<wchar_t, char, mbstate_t>::do_in(state_type& st, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 1377 | 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] | 1378 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 1379 | { |
| 1380 | // look for first internal null in frm |
| 1381 | const extern_type* fend = frm; |
| 1382 | for (; fend != frm_end; ++fend) |
| 1383 | if (*fend == 0) |
| 1384 | break; |
| 1385 | // loop over all null-terminated sequences in frm |
| 1386 | to_nxt = to; |
| 1387 | for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) |
| 1388 | { |
| 1389 | // save state in case needed to reover to_nxt on error |
| 1390 | mbstate_t save_state = st; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1391 | 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] | 1392 | if (n == size_t(-1)) |
| 1393 | { |
| 1394 | // need to recover to_nxt |
| 1395 | for (to_nxt = to; frm != frm_nxt; ++to_nxt) |
| 1396 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1397 | 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] | 1398 | switch (n) |
| 1399 | { |
| 1400 | case 0: |
| 1401 | ++frm; |
| 1402 | break; |
| 1403 | case -1: |
| 1404 | frm_nxt = frm; |
| 1405 | return error; |
| 1406 | case -2: |
| 1407 | frm_nxt = frm; |
| 1408 | return partial; |
| 1409 | default: |
| 1410 | frm += n; |
| 1411 | break; |
| 1412 | } |
| 1413 | } |
| 1414 | frm_nxt = frm; |
| 1415 | return frm_nxt == frm_end ? ok : partial; |
| 1416 | } |
| 1417 | if (n == 0) |
| 1418 | return error; |
| 1419 | to_nxt += n; |
| 1420 | if (to_nxt == to_end) |
| 1421 | break; |
| 1422 | if (fend != frm_end) // set up next null terminated sequence |
| 1423 | { |
| 1424 | // Try to write the terminating null |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1425 | n = with_locale::mbrtowc_l(to_nxt, frm_nxt, 1, &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1426 | if (n != 0) // on error |
| 1427 | return error; |
| 1428 | ++to_nxt; |
| 1429 | ++frm_nxt; |
| 1430 | // look for next null in frm |
| 1431 | for (fend = frm_nxt; fend != frm_end; ++fend) |
| 1432 | if (*fend == 0) |
| 1433 | break; |
| 1434 | } |
| 1435 | } |
| 1436 | return frm_nxt == frm_end ? ok : partial; |
| 1437 | } |
| 1438 | |
| 1439 | codecvt<wchar_t, char, mbstate_t>::result |
| 1440 | codecvt<wchar_t, char, mbstate_t>::do_unshift(state_type& st, |
| 1441 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 1442 | { |
| 1443 | to_nxt = to; |
| 1444 | extern_type tmp[MB_LEN_MAX]; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1445 | size_t n = with_locale::wcrtomb_l(tmp, intern_type(), &st, __l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1446 | if (n == size_t(-1) || n == 0) // on error |
| 1447 | return error; |
| 1448 | --n; |
| 1449 | if (n > to_end-to_nxt) // is there room? |
| 1450 | return partial; |
| 1451 | for (extern_type* p = tmp; n; --n) // write it |
| 1452 | *to_nxt++ = *p++; |
| 1453 | return ok; |
| 1454 | } |
| 1455 | |
| 1456 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1457 | codecvt<wchar_t, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1458 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1459 | 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] | 1460 | { |
| 1461 | // stateless encoding |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1462 | 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] | 1463 | return 1; // which take more than 1 char to form a wchar_t |
| 1464 | return 0; |
| 1465 | } |
| 1466 | return -1; |
| 1467 | } |
| 1468 | |
| 1469 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1470 | codecvt<wchar_t, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1471 | { |
| 1472 | return false; |
| 1473 | } |
| 1474 | |
| 1475 | int |
| 1476 | codecvt<wchar_t, char, mbstate_t>::do_length(state_type& st, |
| 1477 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 1478 | { |
| 1479 | int nbytes = 0; |
| 1480 | for (size_t nwchar_t = 0; nwchar_t < mx && frm != frm_end; ++nwchar_t) |
| 1481 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1482 | 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] | 1483 | switch (n) |
| 1484 | { |
| 1485 | case 0: |
| 1486 | ++nbytes; |
| 1487 | ++frm; |
| 1488 | break; |
| 1489 | case -1: |
| 1490 | case -2: |
| 1491 | return nbytes; |
| 1492 | default: |
| 1493 | nbytes += n; |
| 1494 | frm += n; |
| 1495 | break; |
| 1496 | } |
| 1497 | } |
| 1498 | return nbytes; |
| 1499 | } |
| 1500 | |
| 1501 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 1502 | codecvt<wchar_t, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1503 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 1504 | return __l == 0 ? 1 : with_locale::mb_cur_max_l(__l); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1505 | } |
| 1506 | |
| 1507 | // Valid UTF ranges |
| 1508 | // UTF-32 UTF-16 UTF-8 # of code points |
| 1509 | // first second first second third fourth |
| 1510 | // 000000 - 00007F 0000 - 007F 00 - 7F 127 |
| 1511 | // 000080 - 0007FF 0080 - 07FF C2 - DF, 80 - BF 1920 |
| 1512 | // 000800 - 000FFF 0800 - 0FFF E0 - E0, A0 - BF, 80 - BF 2048 |
| 1513 | // 001000 - 00CFFF 1000 - CFFF E1 - EC, 80 - BF, 80 - BF 49152 |
| 1514 | // 00D000 - 00D7FF D000 - D7FF ED - ED, 80 - 9F, 80 - BF 2048 |
| 1515 | // 00D800 - 00DFFF invalid |
| 1516 | // 00E000 - 00FFFF E000 - FFFF EE - EF, 80 - BF, 80 - BF 8192 |
| 1517 | // 010000 - 03FFFF D800 - D8BF, DC00 - DFFF F0 - F0, 90 - BF, 80 - BF, 80 - BF 196608 |
| 1518 | // 040000 - 0FFFFF D8C0 - DBBF, DC00 - DFFF F1 - F3, 80 - BF, 80 - BF, 80 - BF 786432 |
| 1519 | // 100000 - 10FFFF DBC0 - DBFF, DC00 - DFFF F4 - F4, 80 - 8F, 80 - BF, 80 - BF 65536 |
| 1520 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 1521 | static |
| 1522 | codecvt_base::result |
| 1523 | utf16_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 1524 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1525 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1526 | { |
| 1527 | frm_nxt = frm; |
| 1528 | to_nxt = to; |
| 1529 | if (mode & generate_header) |
| 1530 | { |
| 1531 | if (to_end-to_nxt < 3) |
| 1532 | return codecvt_base::partial; |
| 1533 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1534 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1535 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 1536 | } |
| 1537 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 1538 | { |
| 1539 | uint16_t wc1 = *frm_nxt; |
| 1540 | if (wc1 > Maxcode) |
| 1541 | return codecvt_base::error; |
| 1542 | if (wc1 < 0x0080) |
| 1543 | { |
| 1544 | if (to_end-to_nxt < 1) |
| 1545 | return codecvt_base::partial; |
| 1546 | *to_nxt++ = static_cast<uint8_t>(wc1); |
| 1547 | } |
| 1548 | else if (wc1 < 0x0800) |
| 1549 | { |
| 1550 | if (to_end-to_nxt < 2) |
| 1551 | return codecvt_base::partial; |
| 1552 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc1 >> 6)); |
| 1553 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x03F)); |
| 1554 | } |
| 1555 | else if (wc1 < 0xD800) |
| 1556 | { |
| 1557 | if (to_end-to_nxt < 3) |
| 1558 | return codecvt_base::partial; |
| 1559 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1560 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1561 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1562 | } |
| 1563 | else if (wc1 < 0xDC00) |
| 1564 | { |
| 1565 | if (frm_end-frm_nxt < 2) |
| 1566 | return codecvt_base::partial; |
| 1567 | uint16_t wc2 = frm_nxt[1]; |
| 1568 | if ((wc2 & 0xFC00) != 0xDC00) |
| 1569 | return codecvt_base::error; |
| 1570 | if (to_end-to_nxt < 4) |
| 1571 | return codecvt_base::partial; |
| 1572 | if ((((((unsigned long)wc1 & 0x03C0) >> 6) + 1) << 16) + |
| 1573 | (((unsigned long)wc1 & 0x003F) << 10) + (wc2 & 0x03FF) > Maxcode) |
| 1574 | return codecvt_base::error; |
| 1575 | ++frm_nxt; |
| 1576 | uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; |
| 1577 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (z >> 2)); |
| 1578 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); |
| 1579 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); |
| 1580 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc2 & 0x003F)); |
| 1581 | } |
| 1582 | else if (wc1 < 0xE000) |
| 1583 | { |
| 1584 | return codecvt_base::error; |
| 1585 | } |
| 1586 | else |
| 1587 | { |
| 1588 | if (to_end-to_nxt < 3) |
| 1589 | return codecvt_base::partial; |
| 1590 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1591 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1592 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1593 | } |
| 1594 | } |
| 1595 | return codecvt_base::ok; |
| 1596 | } |
| 1597 | |
| 1598 | static |
| 1599 | codecvt_base::result |
| 1600 | utf16_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 1601 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 1602 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1603 | { |
| 1604 | frm_nxt = frm; |
| 1605 | to_nxt = to; |
| 1606 | if (mode & generate_header) |
| 1607 | { |
| 1608 | if (to_end-to_nxt < 3) |
| 1609 | return codecvt_base::partial; |
| 1610 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 1611 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 1612 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 1613 | } |
| 1614 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 1615 | { |
| 1616 | uint16_t wc1 = static_cast<uint16_t>(*frm_nxt); |
| 1617 | if (wc1 > Maxcode) |
| 1618 | return codecvt_base::error; |
| 1619 | if (wc1 < 0x0080) |
| 1620 | { |
| 1621 | if (to_end-to_nxt < 1) |
| 1622 | return codecvt_base::partial; |
| 1623 | *to_nxt++ = static_cast<uint8_t>(wc1); |
| 1624 | } |
| 1625 | else if (wc1 < 0x0800) |
| 1626 | { |
| 1627 | if (to_end-to_nxt < 2) |
| 1628 | return codecvt_base::partial; |
| 1629 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc1 >> 6)); |
| 1630 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x03F)); |
| 1631 | } |
| 1632 | else if (wc1 < 0xD800) |
| 1633 | { |
| 1634 | if (to_end-to_nxt < 3) |
| 1635 | return codecvt_base::partial; |
| 1636 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1637 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1638 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1639 | } |
| 1640 | else if (wc1 < 0xDC00) |
| 1641 | { |
| 1642 | if (frm_end-frm_nxt < 2) |
| 1643 | return codecvt_base::partial; |
| 1644 | uint16_t wc2 = static_cast<uint16_t>(frm_nxt[1]); |
| 1645 | if ((wc2 & 0xFC00) != 0xDC00) |
| 1646 | return codecvt_base::error; |
| 1647 | if (to_end-to_nxt < 4) |
| 1648 | return codecvt_base::partial; |
| 1649 | if ((((((unsigned long)wc1 & 0x03C0) >> 6) + 1) << 16) + |
| 1650 | (((unsigned long)wc1 & 0x003F) << 10) + (wc2 & 0x03FF) > Maxcode) |
| 1651 | return codecvt_base::error; |
| 1652 | ++frm_nxt; |
| 1653 | uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; |
| 1654 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (z >> 2)); |
| 1655 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); |
| 1656 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); |
| 1657 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc2 & 0x003F)); |
| 1658 | } |
| 1659 | else if (wc1 < 0xE000) |
| 1660 | { |
| 1661 | return codecvt_base::error; |
| 1662 | } |
| 1663 | else |
| 1664 | { |
| 1665 | if (to_end-to_nxt < 3) |
| 1666 | return codecvt_base::partial; |
| 1667 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc1 >> 12)); |
| 1668 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc1 & 0x0FC0) >> 6)); |
| 1669 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc1 & 0x003F)); |
| 1670 | } |
| 1671 | } |
| 1672 | return codecvt_base::ok; |
| 1673 | } |
| 1674 | |
| 1675 | static |
| 1676 | codecvt_base::result |
| 1677 | utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 1678 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 1679 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1680 | { |
| 1681 | frm_nxt = frm; |
| 1682 | to_nxt = to; |
| 1683 | if (mode & consume_header) |
| 1684 | { |
| 1685 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1686 | frm_nxt[2] == 0xBF) |
| 1687 | frm_nxt += 3; |
| 1688 | } |
| 1689 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 1690 | { |
| 1691 | uint8_t c1 = *frm_nxt; |
| 1692 | if (c1 > Maxcode) |
| 1693 | return codecvt_base::error; |
| 1694 | if (c1 < 0x80) |
| 1695 | { |
| 1696 | *to_nxt = static_cast<uint16_t>(c1); |
| 1697 | ++frm_nxt; |
| 1698 | } |
| 1699 | else if (c1 < 0xC2) |
| 1700 | { |
| 1701 | return codecvt_base::error; |
| 1702 | } |
| 1703 | else if (c1 < 0xE0) |
| 1704 | { |
| 1705 | if (frm_end-frm_nxt < 2) |
| 1706 | return codecvt_base::partial; |
| 1707 | uint8_t c2 = frm_nxt[1]; |
| 1708 | if ((c2 & 0xC0) != 0x80) |
| 1709 | return codecvt_base::error; |
| 1710 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (c2 & 0x3F)); |
| 1711 | if (t > Maxcode) |
| 1712 | return codecvt_base::error; |
| 1713 | *to_nxt = t; |
| 1714 | frm_nxt += 2; |
| 1715 | } |
| 1716 | else if (c1 < 0xF0) |
| 1717 | { |
| 1718 | if (frm_end-frm_nxt < 3) |
| 1719 | return codecvt_base::partial; |
| 1720 | uint8_t c2 = frm_nxt[1]; |
| 1721 | uint8_t c3 = frm_nxt[2]; |
| 1722 | switch (c1) |
| 1723 | { |
| 1724 | case 0xE0: |
| 1725 | if ((c2 & 0xE0) != 0xA0) |
| 1726 | return codecvt_base::error; |
| 1727 | break; |
| 1728 | case 0xED: |
| 1729 | if ((c2 & 0xE0) != 0x80) |
| 1730 | return codecvt_base::error; |
| 1731 | break; |
| 1732 | default: |
| 1733 | if ((c2 & 0xC0) != 0x80) |
| 1734 | return codecvt_base::error; |
| 1735 | break; |
| 1736 | } |
| 1737 | if ((c3 & 0xC0) != 0x80) |
| 1738 | return codecvt_base::error; |
| 1739 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1740 | | ((c2 & 0x3F) << 6) |
| 1741 | | (c3 & 0x3F)); |
| 1742 | if (t > Maxcode) |
| 1743 | return codecvt_base::error; |
| 1744 | *to_nxt = t; |
| 1745 | frm_nxt += 3; |
| 1746 | } |
| 1747 | else if (c1 < 0xF5) |
| 1748 | { |
| 1749 | if (frm_end-frm_nxt < 4) |
| 1750 | return codecvt_base::partial; |
| 1751 | uint8_t c2 = frm_nxt[1]; |
| 1752 | uint8_t c3 = frm_nxt[2]; |
| 1753 | uint8_t c4 = frm_nxt[3]; |
| 1754 | switch (c1) |
| 1755 | { |
| 1756 | case 0xF0: |
| 1757 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1758 | return codecvt_base::error; |
| 1759 | break; |
| 1760 | case 0xF4: |
| 1761 | if ((c2 & 0xF0) != 0x80) |
| 1762 | return codecvt_base::error; |
| 1763 | break; |
| 1764 | default: |
| 1765 | if ((c2 & 0xC0) != 0x80) |
| 1766 | return codecvt_base::error; |
| 1767 | break; |
| 1768 | } |
| 1769 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1770 | return codecvt_base::error; |
| 1771 | if (to_end-to_nxt < 2) |
| 1772 | return codecvt_base::partial; |
| 1773 | if (((((unsigned long)c1 & 7) << 18) + |
| 1774 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1775 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1776 | return codecvt_base::error; |
| 1777 | *to_nxt = static_cast<uint16_t>( |
| 1778 | 0xD800 |
| 1779 | | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) |
| 1780 | | ((c2 & 0x0F) << 2) |
| 1781 | | ((c3 & 0x30) >> 4)); |
| 1782 | *++to_nxt = static_cast<uint16_t>( |
| 1783 | 0xDC00 |
| 1784 | | ((c3 & 0x0F) << 6) |
| 1785 | | (c4 & 0x3F)); |
| 1786 | frm_nxt += 4; |
| 1787 | } |
| 1788 | else |
| 1789 | { |
| 1790 | return codecvt_base::error; |
| 1791 | } |
| 1792 | } |
| 1793 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 1794 | } |
| 1795 | |
| 1796 | static |
| 1797 | codecvt_base::result |
| 1798 | utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 1799 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 1800 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 1801 | { |
| 1802 | frm_nxt = frm; |
| 1803 | to_nxt = to; |
| 1804 | if (mode & consume_header) |
| 1805 | { |
| 1806 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1807 | frm_nxt[2] == 0xBF) |
| 1808 | frm_nxt += 3; |
| 1809 | } |
| 1810 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 1811 | { |
| 1812 | uint8_t c1 = *frm_nxt; |
| 1813 | if (c1 > Maxcode) |
| 1814 | return codecvt_base::error; |
| 1815 | if (c1 < 0x80) |
| 1816 | { |
| 1817 | *to_nxt = static_cast<uint32_t>(c1); |
| 1818 | ++frm_nxt; |
| 1819 | } |
| 1820 | else if (c1 < 0xC2) |
| 1821 | { |
| 1822 | return codecvt_base::error; |
| 1823 | } |
| 1824 | else if (c1 < 0xE0) |
| 1825 | { |
| 1826 | if (frm_end-frm_nxt < 2) |
| 1827 | return codecvt_base::partial; |
| 1828 | uint8_t c2 = frm_nxt[1]; |
| 1829 | if ((c2 & 0xC0) != 0x80) |
| 1830 | return codecvt_base::error; |
| 1831 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (c2 & 0x3F)); |
| 1832 | if (t > Maxcode) |
| 1833 | return codecvt_base::error; |
| 1834 | *to_nxt = static_cast<uint32_t>(t); |
| 1835 | frm_nxt += 2; |
| 1836 | } |
| 1837 | else if (c1 < 0xF0) |
| 1838 | { |
| 1839 | if (frm_end-frm_nxt < 3) |
| 1840 | return codecvt_base::partial; |
| 1841 | uint8_t c2 = frm_nxt[1]; |
| 1842 | uint8_t c3 = frm_nxt[2]; |
| 1843 | switch (c1) |
| 1844 | { |
| 1845 | case 0xE0: |
| 1846 | if ((c2 & 0xE0) != 0xA0) |
| 1847 | return codecvt_base::error; |
| 1848 | break; |
| 1849 | case 0xED: |
| 1850 | if ((c2 & 0xE0) != 0x80) |
| 1851 | return codecvt_base::error; |
| 1852 | break; |
| 1853 | default: |
| 1854 | if ((c2 & 0xC0) != 0x80) |
| 1855 | return codecvt_base::error; |
| 1856 | break; |
| 1857 | } |
| 1858 | if ((c3 & 0xC0) != 0x80) |
| 1859 | return codecvt_base::error; |
| 1860 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1861 | | ((c2 & 0x3F) << 6) |
| 1862 | | (c3 & 0x3F)); |
| 1863 | if (t > Maxcode) |
| 1864 | return codecvt_base::error; |
| 1865 | *to_nxt = static_cast<uint32_t>(t); |
| 1866 | frm_nxt += 3; |
| 1867 | } |
| 1868 | else if (c1 < 0xF5) |
| 1869 | { |
| 1870 | if (frm_end-frm_nxt < 4) |
| 1871 | return codecvt_base::partial; |
| 1872 | uint8_t c2 = frm_nxt[1]; |
| 1873 | uint8_t c3 = frm_nxt[2]; |
| 1874 | uint8_t c4 = frm_nxt[3]; |
| 1875 | switch (c1) |
| 1876 | { |
| 1877 | case 0xF0: |
| 1878 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1879 | return codecvt_base::error; |
| 1880 | break; |
| 1881 | case 0xF4: |
| 1882 | if ((c2 & 0xF0) != 0x80) |
| 1883 | return codecvt_base::error; |
| 1884 | break; |
| 1885 | default: |
| 1886 | if ((c2 & 0xC0) != 0x80) |
| 1887 | return codecvt_base::error; |
| 1888 | break; |
| 1889 | } |
| 1890 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 1891 | return codecvt_base::error; |
| 1892 | if (to_end-to_nxt < 2) |
| 1893 | return codecvt_base::partial; |
| 1894 | if (((((unsigned long)c1 & 7) << 18) + |
| 1895 | (((unsigned long)c2 & 0x3F) << 12) + |
| 1896 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 1897 | return codecvt_base::error; |
| 1898 | *to_nxt = static_cast<uint32_t>( |
| 1899 | 0xD800 |
| 1900 | | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) |
| 1901 | | ((c2 & 0x0F) << 2) |
| 1902 | | ((c3 & 0x30) >> 4)); |
| 1903 | *++to_nxt = static_cast<uint32_t>( |
| 1904 | 0xDC00 |
| 1905 | | ((c3 & 0x0F) << 6) |
| 1906 | | (c4 & 0x3F)); |
| 1907 | frm_nxt += 4; |
| 1908 | } |
| 1909 | else |
| 1910 | { |
| 1911 | return codecvt_base::error; |
| 1912 | } |
| 1913 | } |
| 1914 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 1915 | } |
| 1916 | |
| 1917 | static |
| 1918 | int |
| 1919 | utf8_to_utf16_length(const uint8_t* frm, const uint8_t* frm_end, |
| 1920 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 1921 | codecvt_mode mode = codecvt_mode(0)) |
| 1922 | { |
| 1923 | const uint8_t* frm_nxt = frm; |
| 1924 | if (mode & consume_header) |
| 1925 | { |
| 1926 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 1927 | frm_nxt[2] == 0xBF) |
| 1928 | frm_nxt += 3; |
| 1929 | } |
| 1930 | for (size_t nchar16_t = 0; frm_nxt < frm_end && nchar16_t < mx; ++nchar16_t) |
| 1931 | { |
| 1932 | uint8_t c1 = *frm_nxt; |
| 1933 | if (c1 > Maxcode) |
| 1934 | break; |
| 1935 | if (c1 < 0x80) |
| 1936 | { |
| 1937 | ++frm_nxt; |
| 1938 | } |
| 1939 | else if (c1 < 0xC2) |
| 1940 | { |
| 1941 | break; |
| 1942 | } |
| 1943 | else if (c1 < 0xE0) |
| 1944 | { |
| 1945 | if ((frm_end-frm_nxt < 2) || (frm_nxt[1] & 0xC0) != 0x80) |
| 1946 | break; |
| 1947 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)); |
| 1948 | if (t > Maxcode) |
| 1949 | break; |
| 1950 | frm_nxt += 2; |
| 1951 | } |
| 1952 | else if (c1 < 0xF0) |
| 1953 | { |
| 1954 | if (frm_end-frm_nxt < 3) |
| 1955 | break; |
| 1956 | uint8_t c2 = frm_nxt[1]; |
| 1957 | uint8_t c3 = frm_nxt[2]; |
| 1958 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 1959 | | ((c2 & 0x3F) << 6) |
| 1960 | | (c3 & 0x3F)); |
| 1961 | switch (c1) |
| 1962 | { |
| 1963 | case 0xE0: |
| 1964 | if ((c2 & 0xE0) != 0xA0) |
| 1965 | return static_cast<int>(frm_nxt - frm); |
| 1966 | break; |
| 1967 | case 0xED: |
| 1968 | if ((c2 & 0xE0) != 0x80) |
| 1969 | return static_cast<int>(frm_nxt - frm); |
| 1970 | break; |
| 1971 | default: |
| 1972 | if ((c2 & 0xC0) != 0x80) |
| 1973 | return static_cast<int>(frm_nxt - frm); |
| 1974 | break; |
| 1975 | } |
| 1976 | if ((c3 & 0xC0) != 0x80) |
| 1977 | break; |
| 1978 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 1979 | break; |
| 1980 | frm_nxt += 3; |
| 1981 | } |
| 1982 | else if (c1 < 0xF5) |
| 1983 | { |
| 1984 | if (frm_end-frm_nxt < 4 || mx-nchar16_t < 2) |
| 1985 | break; |
| 1986 | uint8_t c2 = frm_nxt[1]; |
| 1987 | uint8_t c3 = frm_nxt[2]; |
| 1988 | uint8_t c4 = frm_nxt[3]; |
| 1989 | switch (c1) |
| 1990 | { |
| 1991 | case 0xF0: |
| 1992 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 1993 | return static_cast<int>(frm_nxt - frm); |
| 1994 | break; |
| 1995 | case 0xF4: |
| 1996 | if ((c2 & 0xF0) != 0x80) |
| 1997 | return static_cast<int>(frm_nxt - frm); |
| 1998 | break; |
| 1999 | default: |
| 2000 | if ((c2 & 0xC0) != 0x80) |
| 2001 | return static_cast<int>(frm_nxt - frm); |
| 2002 | break; |
| 2003 | } |
| 2004 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 2005 | break; |
| 2006 | if (((((unsigned long)c1 & 7) << 18) + |
| 2007 | (((unsigned long)c2 & 0x3F) << 12) + |
| 2008 | (((unsigned long)c3 & 0x3F) << 6) + (c4 & 0x3F)) > Maxcode) |
| 2009 | break; |
| 2010 | ++nchar16_t; |
| 2011 | frm_nxt += 4; |
| 2012 | } |
| 2013 | else |
| 2014 | { |
| 2015 | break; |
| 2016 | } |
| 2017 | } |
| 2018 | return static_cast<int>(frm_nxt - frm); |
| 2019 | } |
| 2020 | |
| 2021 | static |
| 2022 | codecvt_base::result |
| 2023 | ucs4_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 2024 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2025 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2026 | { |
| 2027 | frm_nxt = frm; |
| 2028 | to_nxt = to; |
| 2029 | if (mode & generate_header) |
| 2030 | { |
| 2031 | if (to_end-to_nxt < 3) |
| 2032 | return codecvt_base::partial; |
| 2033 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 2034 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 2035 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 2036 | } |
| 2037 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2038 | { |
| 2039 | uint32_t wc = *frm_nxt; |
| 2040 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2041 | return codecvt_base::error; |
| 2042 | if (wc < 0x000080) |
| 2043 | { |
| 2044 | if (to_end-to_nxt < 1) |
| 2045 | return codecvt_base::partial; |
| 2046 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2047 | } |
| 2048 | else if (wc < 0x000800) |
| 2049 | { |
| 2050 | if (to_end-to_nxt < 2) |
| 2051 | return codecvt_base::partial; |
| 2052 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc >> 6)); |
| 2053 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x03F)); |
| 2054 | } |
| 2055 | else if (wc < 0x010000) |
| 2056 | { |
| 2057 | if (to_end-to_nxt < 3) |
| 2058 | return codecvt_base::partial; |
| 2059 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc >> 12)); |
| 2060 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x0FC0) >> 6)); |
| 2061 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x003F)); |
| 2062 | } |
| 2063 | else // if (wc < 0x110000) |
| 2064 | { |
| 2065 | if (to_end-to_nxt < 4) |
| 2066 | return codecvt_base::partial; |
| 2067 | *to_nxt++ = static_cast<uint8_t>(0xF0 | (wc >> 18)); |
| 2068 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x03F000) >> 12)); |
| 2069 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x000FC0) >> 6)); |
| 2070 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x00003F)); |
| 2071 | } |
| 2072 | } |
| 2073 | return codecvt_base::ok; |
| 2074 | } |
| 2075 | |
| 2076 | static |
| 2077 | codecvt_base::result |
| 2078 | utf8_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2079 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2080 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2081 | { |
| 2082 | frm_nxt = frm; |
| 2083 | to_nxt = to; |
| 2084 | if (mode & consume_header) |
| 2085 | { |
| 2086 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2087 | frm_nxt[2] == 0xBF) |
| 2088 | frm_nxt += 3; |
| 2089 | } |
| 2090 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 2091 | { |
| 2092 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2093 | if (c1 < 0x80) |
| 2094 | { |
| 2095 | if (c1 > Maxcode) |
| 2096 | return codecvt_base::error; |
| 2097 | *to_nxt = static_cast<uint32_t>(c1); |
| 2098 | ++frm_nxt; |
| 2099 | } |
| 2100 | else if (c1 < 0xC2) |
| 2101 | { |
| 2102 | return codecvt_base::error; |
| 2103 | } |
| 2104 | else if (c1 < 0xE0) |
| 2105 | { |
| 2106 | if (frm_end-frm_nxt < 2) |
| 2107 | return codecvt_base::partial; |
| 2108 | uint8_t c2 = frm_nxt[1]; |
| 2109 | if ((c2 & 0xC0) != 0x80) |
| 2110 | return codecvt_base::error; |
| 2111 | uint32_t t = static_cast<uint32_t>(((c1 & 0x1F) << 6) |
| 2112 | | (c2 & 0x3F)); |
| 2113 | if (t > Maxcode) |
| 2114 | return codecvt_base::error; |
| 2115 | *to_nxt = t; |
| 2116 | frm_nxt += 2; |
| 2117 | } |
| 2118 | else if (c1 < 0xF0) |
| 2119 | { |
| 2120 | if (frm_end-frm_nxt < 3) |
| 2121 | return codecvt_base::partial; |
| 2122 | uint8_t c2 = frm_nxt[1]; |
| 2123 | uint8_t c3 = frm_nxt[2]; |
| 2124 | switch (c1) |
| 2125 | { |
| 2126 | case 0xE0: |
| 2127 | if ((c2 & 0xE0) != 0xA0) |
| 2128 | return codecvt_base::error; |
| 2129 | break; |
| 2130 | case 0xED: |
| 2131 | if ((c2 & 0xE0) != 0x80) |
| 2132 | return codecvt_base::error; |
| 2133 | break; |
| 2134 | default: |
| 2135 | if ((c2 & 0xC0) != 0x80) |
| 2136 | return codecvt_base::error; |
| 2137 | break; |
| 2138 | } |
| 2139 | if ((c3 & 0xC0) != 0x80) |
| 2140 | return codecvt_base::error; |
| 2141 | uint32_t t = static_cast<uint32_t>(((c1 & 0x0F) << 12) |
| 2142 | | ((c2 & 0x3F) << 6) |
| 2143 | | (c3 & 0x3F)); |
| 2144 | if (t > Maxcode) |
| 2145 | return codecvt_base::error; |
| 2146 | *to_nxt = t; |
| 2147 | frm_nxt += 3; |
| 2148 | } |
| 2149 | else if (c1 < 0xF5) |
| 2150 | { |
| 2151 | if (frm_end-frm_nxt < 4) |
| 2152 | return codecvt_base::partial; |
| 2153 | uint8_t c2 = frm_nxt[1]; |
| 2154 | uint8_t c3 = frm_nxt[2]; |
| 2155 | uint8_t c4 = frm_nxt[3]; |
| 2156 | switch (c1) |
| 2157 | { |
| 2158 | case 0xF0: |
| 2159 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 2160 | return codecvt_base::error; |
| 2161 | break; |
| 2162 | case 0xF4: |
| 2163 | if ((c2 & 0xF0) != 0x80) |
| 2164 | return codecvt_base::error; |
| 2165 | break; |
| 2166 | default: |
| 2167 | if ((c2 & 0xC0) != 0x80) |
| 2168 | return codecvt_base::error; |
| 2169 | break; |
| 2170 | } |
| 2171 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 2172 | return codecvt_base::error; |
| 2173 | uint32_t t = static_cast<uint32_t>(((c1 & 0x07) << 18) |
| 2174 | | ((c2 & 0x3F) << 12) |
| 2175 | | ((c3 & 0x3F) << 6) |
| 2176 | | (c4 & 0x3F)); |
| 2177 | if (t > Maxcode) |
| 2178 | return codecvt_base::error; |
| 2179 | *to_nxt = t; |
| 2180 | frm_nxt += 4; |
| 2181 | } |
| 2182 | else |
| 2183 | { |
| 2184 | return codecvt_base::error; |
| 2185 | } |
| 2186 | } |
| 2187 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2188 | } |
| 2189 | |
| 2190 | static |
| 2191 | int |
| 2192 | utf8_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2193 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2194 | codecvt_mode mode = codecvt_mode(0)) |
| 2195 | { |
| 2196 | const uint8_t* frm_nxt = frm; |
| 2197 | if (mode & consume_header) |
| 2198 | { |
| 2199 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2200 | frm_nxt[2] == 0xBF) |
| 2201 | frm_nxt += 3; |
| 2202 | } |
| 2203 | for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) |
| 2204 | { |
| 2205 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2206 | if (c1 < 0x80) |
| 2207 | { |
| 2208 | if (c1 > Maxcode) |
| 2209 | break; |
| 2210 | ++frm_nxt; |
| 2211 | } |
| 2212 | else if (c1 < 0xC2) |
| 2213 | { |
| 2214 | break; |
| 2215 | } |
| 2216 | else if (c1 < 0xE0) |
| 2217 | { |
| 2218 | if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) |
| 2219 | break; |
| 2220 | if ((((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)) > Maxcode) |
| 2221 | break; |
| 2222 | frm_nxt += 2; |
| 2223 | } |
| 2224 | else if (c1 < 0xF0) |
| 2225 | { |
| 2226 | if (frm_end-frm_nxt < 3) |
| 2227 | break; |
| 2228 | uint8_t c2 = frm_nxt[1]; |
| 2229 | uint8_t c3 = frm_nxt[2]; |
| 2230 | switch (c1) |
| 2231 | { |
| 2232 | case 0xE0: |
| 2233 | if ((c2 & 0xE0) != 0xA0) |
| 2234 | return static_cast<int>(frm_nxt - frm); |
| 2235 | break; |
| 2236 | case 0xED: |
| 2237 | if ((c2 & 0xE0) != 0x80) |
| 2238 | return static_cast<int>(frm_nxt - frm); |
| 2239 | break; |
| 2240 | default: |
| 2241 | if ((c2 & 0xC0) != 0x80) |
| 2242 | return static_cast<int>(frm_nxt - frm); |
| 2243 | break; |
| 2244 | } |
| 2245 | if ((c3 & 0xC0) != 0x80) |
| 2246 | break; |
| 2247 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 2248 | break; |
| 2249 | frm_nxt += 3; |
| 2250 | } |
| 2251 | else if (c1 < 0xF5) |
| 2252 | { |
| 2253 | if (frm_end-frm_nxt < 4) |
| 2254 | break; |
| 2255 | uint8_t c2 = frm_nxt[1]; |
| 2256 | uint8_t c3 = frm_nxt[2]; |
| 2257 | uint8_t c4 = frm_nxt[3]; |
| 2258 | switch (c1) |
| 2259 | { |
| 2260 | case 0xF0: |
| 2261 | if (!(0x90 <= c2 && c2 <= 0xBF)) |
| 2262 | return static_cast<int>(frm_nxt - frm); |
| 2263 | break; |
| 2264 | case 0xF4: |
| 2265 | if ((c2 & 0xF0) != 0x80) |
| 2266 | return static_cast<int>(frm_nxt - frm); |
| 2267 | break; |
| 2268 | default: |
| 2269 | if ((c2 & 0xC0) != 0x80) |
| 2270 | return static_cast<int>(frm_nxt - frm); |
| 2271 | break; |
| 2272 | } |
| 2273 | if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) |
| 2274 | break; |
| 2275 | uint32_t t = static_cast<uint32_t>(((c1 & 0x07) << 18) |
| 2276 | | ((c2 & 0x3F) << 12) |
| 2277 | | ((c3 & 0x3F) << 6) |
| 2278 | | (c4 & 0x3F)); |
| 2279 | if ((((c1 & 0x07) << 18) | ((c2 & 0x3F) << 12) | |
| 2280 | ((c3 & 0x3F) << 6) | (c4 & 0x3F)) > Maxcode) |
| 2281 | break; |
| 2282 | frm_nxt += 4; |
| 2283 | } |
| 2284 | else |
| 2285 | { |
| 2286 | break; |
| 2287 | } |
| 2288 | } |
| 2289 | return static_cast<int>(frm_nxt - frm); |
| 2290 | } |
| 2291 | |
| 2292 | static |
| 2293 | codecvt_base::result |
| 2294 | ucs2_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2295 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2296 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2297 | { |
| 2298 | frm_nxt = frm; |
| 2299 | to_nxt = to; |
| 2300 | if (mode & generate_header) |
| 2301 | { |
| 2302 | if (to_end-to_nxt < 3) |
| 2303 | return codecvt_base::partial; |
| 2304 | *to_nxt++ = static_cast<uint8_t>(0xEF); |
| 2305 | *to_nxt++ = static_cast<uint8_t>(0xBB); |
| 2306 | *to_nxt++ = static_cast<uint8_t>(0xBF); |
| 2307 | } |
| 2308 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2309 | { |
| 2310 | uint16_t wc = *frm_nxt; |
| 2311 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2312 | return codecvt_base::error; |
| 2313 | if (wc < 0x0080) |
| 2314 | { |
| 2315 | if (to_end-to_nxt < 1) |
| 2316 | return codecvt_base::partial; |
| 2317 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2318 | } |
| 2319 | else if (wc < 0x0800) |
| 2320 | { |
| 2321 | if (to_end-to_nxt < 2) |
| 2322 | return codecvt_base::partial; |
| 2323 | *to_nxt++ = static_cast<uint8_t>(0xC0 | (wc >> 6)); |
| 2324 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x03F)); |
| 2325 | } |
| 2326 | else // if (wc <= 0xFFFF) |
| 2327 | { |
| 2328 | if (to_end-to_nxt < 3) |
| 2329 | return codecvt_base::partial; |
| 2330 | *to_nxt++ = static_cast<uint8_t>(0xE0 | (wc >> 12)); |
| 2331 | *to_nxt++ = static_cast<uint8_t>(0x80 | ((wc & 0x0FC0) >> 6)); |
| 2332 | *to_nxt++ = static_cast<uint8_t>(0x80 | (wc & 0x003F)); |
| 2333 | } |
| 2334 | } |
| 2335 | return codecvt_base::ok; |
| 2336 | } |
| 2337 | |
| 2338 | static |
| 2339 | codecvt_base::result |
| 2340 | utf8_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2341 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2342 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2343 | { |
| 2344 | frm_nxt = frm; |
| 2345 | to_nxt = to; |
| 2346 | if (mode & consume_header) |
| 2347 | { |
| 2348 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2349 | frm_nxt[2] == 0xBF) |
| 2350 | frm_nxt += 3; |
| 2351 | } |
| 2352 | for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) |
| 2353 | { |
| 2354 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2355 | if (c1 < 0x80) |
| 2356 | { |
| 2357 | if (c1 > Maxcode) |
| 2358 | return codecvt_base::error; |
| 2359 | *to_nxt = static_cast<uint16_t>(c1); |
| 2360 | ++frm_nxt; |
| 2361 | } |
| 2362 | else if (c1 < 0xC2) |
| 2363 | { |
| 2364 | return codecvt_base::error; |
| 2365 | } |
| 2366 | else if (c1 < 0xE0) |
| 2367 | { |
| 2368 | if (frm_end-frm_nxt < 2) |
| 2369 | return codecvt_base::partial; |
| 2370 | uint8_t c2 = frm_nxt[1]; |
| 2371 | if ((c2 & 0xC0) != 0x80) |
| 2372 | return codecvt_base::error; |
| 2373 | uint16_t t = static_cast<uint16_t>(((c1 & 0x1F) << 6) |
| 2374 | | (c2 & 0x3F)); |
| 2375 | if (t > Maxcode) |
| 2376 | return codecvt_base::error; |
| 2377 | *to_nxt = t; |
| 2378 | frm_nxt += 2; |
| 2379 | } |
| 2380 | else if (c1 < 0xF0) |
| 2381 | { |
| 2382 | if (frm_end-frm_nxt < 3) |
| 2383 | return codecvt_base::partial; |
| 2384 | uint8_t c2 = frm_nxt[1]; |
| 2385 | uint8_t c3 = frm_nxt[2]; |
| 2386 | switch (c1) |
| 2387 | { |
| 2388 | case 0xE0: |
| 2389 | if ((c2 & 0xE0) != 0xA0) |
| 2390 | return codecvt_base::error; |
| 2391 | break; |
| 2392 | case 0xED: |
| 2393 | if ((c2 & 0xE0) != 0x80) |
| 2394 | return codecvt_base::error; |
| 2395 | break; |
| 2396 | default: |
| 2397 | if ((c2 & 0xC0) != 0x80) |
| 2398 | return codecvt_base::error; |
| 2399 | break; |
| 2400 | } |
| 2401 | if ((c3 & 0xC0) != 0x80) |
| 2402 | return codecvt_base::error; |
| 2403 | uint16_t t = static_cast<uint16_t>(((c1 & 0x0F) << 12) |
| 2404 | | ((c2 & 0x3F) << 6) |
| 2405 | | (c3 & 0x3F)); |
| 2406 | if (t > Maxcode) |
| 2407 | return codecvt_base::error; |
| 2408 | *to_nxt = t; |
| 2409 | frm_nxt += 3; |
| 2410 | } |
| 2411 | else |
| 2412 | { |
| 2413 | return codecvt_base::error; |
| 2414 | } |
| 2415 | } |
| 2416 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2417 | } |
| 2418 | |
| 2419 | static |
| 2420 | int |
| 2421 | utf8_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2422 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2423 | codecvt_mode mode = codecvt_mode(0)) |
| 2424 | { |
| 2425 | const uint8_t* frm_nxt = frm; |
| 2426 | if (mode & consume_header) |
| 2427 | { |
| 2428 | if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && |
| 2429 | frm_nxt[2] == 0xBF) |
| 2430 | frm_nxt += 3; |
| 2431 | } |
| 2432 | for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) |
| 2433 | { |
| 2434 | uint8_t c1 = static_cast<uint8_t>(*frm_nxt); |
| 2435 | if (c1 < 0x80) |
| 2436 | { |
| 2437 | if (c1 > Maxcode) |
| 2438 | break; |
| 2439 | ++frm_nxt; |
| 2440 | } |
| 2441 | else if (c1 < 0xC2) |
| 2442 | { |
| 2443 | break; |
| 2444 | } |
| 2445 | else if (c1 < 0xE0) |
| 2446 | { |
| 2447 | if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) |
| 2448 | break; |
| 2449 | if ((((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)) > Maxcode) |
| 2450 | break; |
| 2451 | frm_nxt += 2; |
| 2452 | } |
| 2453 | else if (c1 < 0xF0) |
| 2454 | { |
| 2455 | if (frm_end-frm_nxt < 3) |
| 2456 | break; |
| 2457 | uint8_t c2 = frm_nxt[1]; |
| 2458 | uint8_t c3 = frm_nxt[2]; |
| 2459 | switch (c1) |
| 2460 | { |
| 2461 | case 0xE0: |
| 2462 | if ((c2 & 0xE0) != 0xA0) |
| 2463 | return static_cast<int>(frm_nxt - frm); |
| 2464 | break; |
| 2465 | case 0xED: |
| 2466 | if ((c2 & 0xE0) != 0x80) |
| 2467 | return static_cast<int>(frm_nxt - frm); |
| 2468 | break; |
| 2469 | default: |
| 2470 | if ((c2 & 0xC0) != 0x80) |
| 2471 | return static_cast<int>(frm_nxt - frm); |
| 2472 | break; |
| 2473 | } |
| 2474 | if ((c3 & 0xC0) != 0x80) |
| 2475 | break; |
| 2476 | if ((((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)) > Maxcode) |
| 2477 | break; |
| 2478 | frm_nxt += 3; |
| 2479 | } |
| 2480 | else |
| 2481 | { |
| 2482 | break; |
| 2483 | } |
| 2484 | } |
| 2485 | return static_cast<int>(frm_nxt - frm); |
| 2486 | } |
| 2487 | |
| 2488 | static |
| 2489 | codecvt_base::result |
| 2490 | ucs4_to_utf16be(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 2491 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2492 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2493 | { |
| 2494 | frm_nxt = frm; |
| 2495 | to_nxt = to; |
| 2496 | if (mode & generate_header) |
| 2497 | { |
| 2498 | if (to_end-to_nxt < 2) |
| 2499 | return codecvt_base::partial; |
| 2500 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2501 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2502 | } |
| 2503 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2504 | { |
| 2505 | uint32_t wc = *frm_nxt; |
| 2506 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2507 | return codecvt_base::error; |
| 2508 | if (wc < 0x010000) |
| 2509 | { |
| 2510 | if (to_end-to_nxt < 2) |
| 2511 | return codecvt_base::partial; |
| 2512 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2513 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2514 | } |
| 2515 | else |
| 2516 | { |
| 2517 | if (to_end-to_nxt < 4) |
| 2518 | return codecvt_base::partial; |
| 2519 | uint16_t t = static_cast<uint16_t>( |
| 2520 | 0xD800 |
| 2521 | | ((((wc & 0x1F0000) >> 16) - 1) << 6) |
| 2522 | | ((wc & 0x00FC00) >> 10)); |
| 2523 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2524 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2525 | t = static_cast<uint16_t>(0xDC00 | (wc & 0x03FF)); |
| 2526 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2527 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2528 | } |
| 2529 | } |
| 2530 | return codecvt_base::ok; |
| 2531 | } |
| 2532 | |
| 2533 | static |
| 2534 | codecvt_base::result |
| 2535 | utf16be_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2536 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2537 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2538 | { |
| 2539 | frm_nxt = frm; |
| 2540 | to_nxt = to; |
| 2541 | if (mode & consume_header) |
| 2542 | { |
| 2543 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2544 | frm_nxt += 2; |
| 2545 | } |
| 2546 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2547 | { |
| 2548 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2549 | if ((c1 & 0xFC00) == 0xDC00) |
| 2550 | return codecvt_base::error; |
| 2551 | if ((c1 & 0xFC00) != 0xD800) |
| 2552 | { |
| 2553 | if (c1 > Maxcode) |
| 2554 | return codecvt_base::error; |
| 2555 | *to_nxt = static_cast<uint32_t>(c1); |
| 2556 | frm_nxt += 2; |
| 2557 | } |
| 2558 | else |
| 2559 | { |
| 2560 | if (frm_end-frm_nxt < 4) |
| 2561 | return codecvt_base::partial; |
| 2562 | uint16_t c2 = frm_nxt[2] << 8 | frm_nxt[3]; |
| 2563 | if ((c2 & 0xFC00) != 0xDC00) |
| 2564 | return codecvt_base::error; |
| 2565 | uint32_t t = static_cast<uint32_t>( |
| 2566 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2567 | | ((c1 & 0x003F) << 10) |
| 2568 | | (c2 & 0x03FF)); |
| 2569 | if (t > Maxcode) |
| 2570 | return codecvt_base::error; |
| 2571 | *to_nxt = t; |
| 2572 | frm_nxt += 4; |
| 2573 | } |
| 2574 | } |
| 2575 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2576 | } |
| 2577 | |
| 2578 | static |
| 2579 | int |
| 2580 | utf16be_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2581 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2582 | codecvt_mode mode = codecvt_mode(0)) |
| 2583 | { |
| 2584 | const uint8_t* frm_nxt = frm; |
| 2585 | frm_nxt = frm; |
| 2586 | if (mode & consume_header) |
| 2587 | { |
| 2588 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2589 | frm_nxt += 2; |
| 2590 | } |
| 2591 | for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) |
| 2592 | { |
| 2593 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2594 | if ((c1 & 0xFC00) == 0xDC00) |
| 2595 | break; |
| 2596 | if ((c1 & 0xFC00) != 0xD800) |
| 2597 | { |
| 2598 | if (c1 > Maxcode) |
| 2599 | break; |
| 2600 | frm_nxt += 2; |
| 2601 | } |
| 2602 | else |
| 2603 | { |
| 2604 | if (frm_end-frm_nxt < 4) |
| 2605 | break; |
| 2606 | uint16_t c2 = frm_nxt[2] << 8 | frm_nxt[3]; |
| 2607 | if ((c2 & 0xFC00) != 0xDC00) |
| 2608 | break; |
| 2609 | uint32_t t = static_cast<uint32_t>( |
| 2610 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2611 | | ((c1 & 0x003F) << 10) |
| 2612 | | (c2 & 0x03FF)); |
| 2613 | if (t > Maxcode) |
| 2614 | break; |
| 2615 | frm_nxt += 4; |
| 2616 | } |
| 2617 | } |
| 2618 | return static_cast<int>(frm_nxt - frm); |
| 2619 | } |
| 2620 | |
| 2621 | static |
| 2622 | codecvt_base::result |
| 2623 | ucs4_to_utf16le(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, |
| 2624 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2625 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2626 | { |
| 2627 | frm_nxt = frm; |
| 2628 | to_nxt = to; |
| 2629 | if (mode & generate_header) |
| 2630 | { |
| 2631 | if (to_end-to_nxt < 2) |
| 2632 | return codecvt_base::partial; |
| 2633 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2634 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2635 | } |
| 2636 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2637 | { |
| 2638 | uint32_t wc = *frm_nxt; |
| 2639 | if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) |
| 2640 | return codecvt_base::error; |
| 2641 | if (wc < 0x010000) |
| 2642 | { |
| 2643 | if (to_end-to_nxt < 2) |
| 2644 | return codecvt_base::partial; |
| 2645 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2646 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2647 | } |
| 2648 | else |
| 2649 | { |
| 2650 | if (to_end-to_nxt < 4) |
| 2651 | return codecvt_base::partial; |
| 2652 | uint16_t t = static_cast<uint16_t>( |
| 2653 | 0xD800 |
| 2654 | | ((((wc & 0x1F0000) >> 16) - 1) << 6) |
| 2655 | | ((wc & 0x00FC00) >> 10)); |
| 2656 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2657 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2658 | t = static_cast<uint16_t>(0xDC00 | (wc & 0x03FF)); |
| 2659 | *to_nxt++ = static_cast<uint8_t>(t); |
| 2660 | *to_nxt++ = static_cast<uint8_t>(t >> 8); |
| 2661 | } |
| 2662 | } |
| 2663 | return codecvt_base::ok; |
| 2664 | } |
| 2665 | |
| 2666 | static |
| 2667 | codecvt_base::result |
| 2668 | utf16le_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2669 | uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, |
| 2670 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2671 | { |
| 2672 | frm_nxt = frm; |
| 2673 | to_nxt = to; |
| 2674 | if (mode & consume_header) |
| 2675 | { |
| 2676 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2677 | frm_nxt += 2; |
| 2678 | } |
| 2679 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2680 | { |
| 2681 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2682 | if ((c1 & 0xFC00) == 0xDC00) |
| 2683 | return codecvt_base::error; |
| 2684 | if ((c1 & 0xFC00) != 0xD800) |
| 2685 | { |
| 2686 | if (c1 > Maxcode) |
| 2687 | return codecvt_base::error; |
| 2688 | *to_nxt = static_cast<uint32_t>(c1); |
| 2689 | frm_nxt += 2; |
| 2690 | } |
| 2691 | else |
| 2692 | { |
| 2693 | if (frm_end-frm_nxt < 4) |
| 2694 | return codecvt_base::partial; |
| 2695 | uint16_t c2 = frm_nxt[3] << 8 | frm_nxt[2]; |
| 2696 | if ((c2 & 0xFC00) != 0xDC00) |
| 2697 | return codecvt_base::error; |
| 2698 | uint32_t t = static_cast<uint32_t>( |
| 2699 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2700 | | ((c1 & 0x003F) << 10) |
| 2701 | | (c2 & 0x03FF)); |
| 2702 | if (t > Maxcode) |
| 2703 | return codecvt_base::error; |
| 2704 | *to_nxt = t; |
| 2705 | frm_nxt += 4; |
| 2706 | } |
| 2707 | } |
| 2708 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2709 | } |
| 2710 | |
| 2711 | static |
| 2712 | int |
| 2713 | utf16le_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2714 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2715 | codecvt_mode mode = codecvt_mode(0)) |
| 2716 | { |
| 2717 | const uint8_t* frm_nxt = frm; |
| 2718 | frm_nxt = frm; |
| 2719 | if (mode & consume_header) |
| 2720 | { |
| 2721 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2722 | frm_nxt += 2; |
| 2723 | } |
| 2724 | for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) |
| 2725 | { |
| 2726 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2727 | if ((c1 & 0xFC00) == 0xDC00) |
| 2728 | break; |
| 2729 | if ((c1 & 0xFC00) != 0xD800) |
| 2730 | { |
| 2731 | if (c1 > Maxcode) |
| 2732 | break; |
| 2733 | frm_nxt += 2; |
| 2734 | } |
| 2735 | else |
| 2736 | { |
| 2737 | if (frm_end-frm_nxt < 4) |
| 2738 | break; |
| 2739 | uint16_t c2 = frm_nxt[3] << 8 | frm_nxt[2]; |
| 2740 | if ((c2 & 0xFC00) != 0xDC00) |
| 2741 | break; |
| 2742 | uint32_t t = static_cast<uint32_t>( |
| 2743 | ((((c1 & 0x03C0) >> 6) + 1) << 16) |
| 2744 | | ((c1 & 0x003F) << 10) |
| 2745 | | (c2 & 0x03FF)); |
| 2746 | if (t > Maxcode) |
| 2747 | break; |
| 2748 | frm_nxt += 4; |
| 2749 | } |
| 2750 | } |
| 2751 | return static_cast<int>(frm_nxt - frm); |
| 2752 | } |
| 2753 | |
| 2754 | static |
| 2755 | codecvt_base::result |
| 2756 | ucs2_to_utf16be(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2757 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2758 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2759 | { |
| 2760 | frm_nxt = frm; |
| 2761 | to_nxt = to; |
| 2762 | if (mode & generate_header) |
| 2763 | { |
| 2764 | if (to_end-to_nxt < 2) |
| 2765 | return codecvt_base::partial; |
| 2766 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2767 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2768 | } |
| 2769 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2770 | { |
| 2771 | uint16_t wc = *frm_nxt; |
| 2772 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2773 | return codecvt_base::error; |
| 2774 | if (to_end-to_nxt < 2) |
| 2775 | return codecvt_base::partial; |
| 2776 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2777 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2778 | } |
| 2779 | return codecvt_base::ok; |
| 2780 | } |
| 2781 | |
| 2782 | static |
| 2783 | codecvt_base::result |
| 2784 | utf16be_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2785 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2786 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2787 | { |
| 2788 | frm_nxt = frm; |
| 2789 | to_nxt = to; |
| 2790 | if (mode & consume_header) |
| 2791 | { |
| 2792 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2793 | frm_nxt += 2; |
| 2794 | } |
| 2795 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2796 | { |
| 2797 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2798 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2799 | return codecvt_base::error; |
| 2800 | *to_nxt = c1; |
| 2801 | frm_nxt += 2; |
| 2802 | } |
| 2803 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2804 | } |
| 2805 | |
| 2806 | static |
| 2807 | int |
| 2808 | utf16be_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2809 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2810 | codecvt_mode mode = codecvt_mode(0)) |
| 2811 | { |
| 2812 | const uint8_t* frm_nxt = frm; |
| 2813 | frm_nxt = frm; |
| 2814 | if (mode & consume_header) |
| 2815 | { |
| 2816 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) |
| 2817 | frm_nxt += 2; |
| 2818 | } |
| 2819 | for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) |
| 2820 | { |
| 2821 | uint16_t c1 = frm_nxt[0] << 8 | frm_nxt[1]; |
| 2822 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2823 | break; |
| 2824 | frm_nxt += 2; |
| 2825 | } |
| 2826 | return static_cast<int>(frm_nxt - frm); |
| 2827 | } |
| 2828 | |
| 2829 | static |
| 2830 | codecvt_base::result |
| 2831 | ucs2_to_utf16le(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, |
| 2832 | uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, |
| 2833 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2834 | { |
| 2835 | frm_nxt = frm; |
| 2836 | to_nxt = to; |
| 2837 | if (mode & generate_header) |
| 2838 | { |
| 2839 | if (to_end-to_nxt < 2) |
| 2840 | return codecvt_base::partial; |
| 2841 | *to_nxt++ = static_cast<uint8_t>(0xFF); |
| 2842 | *to_nxt++ = static_cast<uint8_t>(0xFE); |
| 2843 | } |
| 2844 | for (; frm_nxt < frm_end; ++frm_nxt) |
| 2845 | { |
| 2846 | uint16_t wc = *frm_nxt; |
| 2847 | if ((wc & 0xF800) == 0xD800 || wc > Maxcode) |
| 2848 | return codecvt_base::error; |
| 2849 | if (to_end-to_nxt < 2) |
| 2850 | return codecvt_base::partial; |
| 2851 | *to_nxt++ = static_cast<uint8_t>(wc); |
| 2852 | *to_nxt++ = static_cast<uint8_t>(wc >> 8); |
| 2853 | } |
| 2854 | return codecvt_base::ok; |
| 2855 | } |
| 2856 | |
| 2857 | static |
| 2858 | codecvt_base::result |
| 2859 | utf16le_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, |
| 2860 | uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, |
| 2861 | unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) |
| 2862 | { |
| 2863 | frm_nxt = frm; |
| 2864 | to_nxt = to; |
| 2865 | if (mode & consume_header) |
| 2866 | { |
| 2867 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2868 | frm_nxt += 2; |
| 2869 | } |
| 2870 | for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) |
| 2871 | { |
| 2872 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2873 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2874 | return codecvt_base::error; |
| 2875 | *to_nxt = c1; |
| 2876 | frm_nxt += 2; |
| 2877 | } |
| 2878 | return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; |
| 2879 | } |
| 2880 | |
| 2881 | static |
| 2882 | int |
| 2883 | utf16le_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, |
| 2884 | size_t mx, unsigned long Maxcode = 0x10FFFF, |
| 2885 | codecvt_mode mode = codecvt_mode(0)) |
| 2886 | { |
| 2887 | const uint8_t* frm_nxt = frm; |
| 2888 | frm_nxt = frm; |
| 2889 | if (mode & consume_header) |
| 2890 | { |
| 2891 | if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) |
| 2892 | frm_nxt += 2; |
| 2893 | } |
| 2894 | for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) |
| 2895 | { |
| 2896 | uint16_t c1 = frm_nxt[1] << 8 | frm_nxt[0]; |
| 2897 | if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) |
| 2898 | break; |
| 2899 | frm_nxt += 2; |
| 2900 | } |
| 2901 | return static_cast<int>(frm_nxt - frm); |
| 2902 | } |
| 2903 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2904 | // template <> class codecvt<char16_t, char, mbstate_t> |
| 2905 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2906 | locale::id codecvt<char16_t, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2907 | |
| 2908 | codecvt<char16_t, char, mbstate_t>::~codecvt() |
| 2909 | { |
| 2910 | } |
| 2911 | |
| 2912 | codecvt<char16_t, char, mbstate_t>::result |
| 2913 | codecvt<char16_t, char, mbstate_t>::do_out(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2914 | 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] | 2915 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2916 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2917 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 2918 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 2919 | const uint16_t* _frm_nxt = _frm; |
| 2920 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2921 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2922 | uint8_t* _to_nxt = _to; |
| 2923 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2924 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2925 | to_nxt = to + (_to_nxt - _to); |
| 2926 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2927 | } |
| 2928 | |
| 2929 | codecvt<char16_t, char, mbstate_t>::result |
| 2930 | codecvt<char16_t, char, mbstate_t>::do_in(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2931 | 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] | 2932 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) 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 | const uint8_t* _frm_nxt = _frm; |
| 2937 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 2938 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 2939 | uint16_t* _to_nxt = _to; |
| 2940 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 2941 | frm_nxt = frm + (_frm_nxt - _frm); |
| 2942 | to_nxt = to + (_to_nxt - _to); |
| 2943 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2944 | } |
| 2945 | |
| 2946 | codecvt<char16_t, char, mbstate_t>::result |
| 2947 | codecvt<char16_t, char, mbstate_t>::do_unshift(state_type&, |
| 2948 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 2949 | { |
| 2950 | to_nxt = to; |
| 2951 | return noconv; |
| 2952 | } |
| 2953 | |
| 2954 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 2955 | codecvt<char16_t, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2956 | { |
| 2957 | return 0; |
| 2958 | } |
| 2959 | |
| 2960 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 2961 | codecvt<char16_t, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2962 | { |
| 2963 | return false; |
| 2964 | } |
| 2965 | |
| 2966 | int |
| 2967 | codecvt<char16_t, char, mbstate_t>::do_length(state_type&, |
| 2968 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 2969 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2970 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 2971 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 2972 | return utf8_to_utf16_length(_frm, _frm_end, mx); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2973 | } |
| 2974 | |
| 2975 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 2976 | codecvt<char16_t, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2977 | { |
| 2978 | return 4; |
| 2979 | } |
| 2980 | |
| 2981 | // template <> class codecvt<char32_t, char, mbstate_t> |
| 2982 | |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2983 | locale::id codecvt<char32_t, char, mbstate_t>::id; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 2984 | |
| 2985 | codecvt<char32_t, char, mbstate_t>::~codecvt() |
| 2986 | { |
| 2987 | } |
| 2988 | |
| 2989 | codecvt<char32_t, char, mbstate_t>::result |
| 2990 | codecvt<char32_t, char, mbstate_t>::do_out(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 2991 | 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] | 2992 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 2993 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 2994 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 2995 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 2996 | const uint32_t* _frm_nxt = _frm; |
| 2997 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 2998 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 2999 | uint8_t* _to_nxt = _to; |
| 3000 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 3001 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3002 | to_nxt = to + (_to_nxt - _to); |
| 3003 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3004 | } |
| 3005 | |
| 3006 | codecvt<char32_t, char, mbstate_t>::result |
| 3007 | codecvt<char32_t, char, mbstate_t>::do_in(state_type&, |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 3008 | 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] | 3009 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) 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 | const uint8_t* _frm_nxt = _frm; |
| 3014 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3015 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3016 | uint32_t* _to_nxt = _to; |
| 3017 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); |
| 3018 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3019 | to_nxt = to + (_to_nxt - _to); |
| 3020 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3021 | } |
| 3022 | |
| 3023 | codecvt<char32_t, char, mbstate_t>::result |
| 3024 | codecvt<char32_t, char, mbstate_t>::do_unshift(state_type&, |
| 3025 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3026 | { |
| 3027 | to_nxt = to; |
| 3028 | return noconv; |
| 3029 | } |
| 3030 | |
| 3031 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3032 | codecvt<char32_t, char, mbstate_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3033 | { |
| 3034 | return 0; |
| 3035 | } |
| 3036 | |
| 3037 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3038 | codecvt<char32_t, char, mbstate_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3039 | { |
| 3040 | return false; |
| 3041 | } |
| 3042 | |
| 3043 | int |
| 3044 | codecvt<char32_t, char, mbstate_t>::do_length(state_type&, |
| 3045 | const extern_type* frm, const extern_type* frm_end, size_t mx) 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 | return utf8_to_ucs4_length(_frm, _frm_end, mx); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3050 | } |
| 3051 | |
| 3052 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3053 | codecvt<char32_t, char, mbstate_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3054 | { |
| 3055 | return 4; |
| 3056 | } |
| 3057 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3058 | // __codecvt_utf8<wchar_t> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 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_out(state_type&, |
| 3062 | 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] | 3063 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3064 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3065 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3066 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3067 | const uint32_t* _frm_nxt = _frm; |
| 3068 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3069 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3070 | uint8_t* _to_nxt = _to; |
| 3071 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3072 | _Maxcode_, _Mode_); |
| 3073 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3074 | to_nxt = to + (_to_nxt - _to); |
| 3075 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3076 | } |
| 3077 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3078 | __codecvt_utf8<wchar_t>::result |
| 3079 | __codecvt_utf8<wchar_t>::do_in(state_type&, |
| 3080 | 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] | 3081 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3082 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3083 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3084 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3085 | const uint8_t* _frm_nxt = _frm; |
| 3086 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3087 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3088 | uint32_t* _to_nxt = _to; |
| 3089 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3090 | _Maxcode_, _Mode_); |
| 3091 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3092 | to_nxt = to + (_to_nxt - _to); |
| 3093 | return r; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3094 | } |
| 3095 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3096 | __codecvt_utf8<wchar_t>::result |
| 3097 | __codecvt_utf8<wchar_t>::do_unshift(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3098 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3099 | { |
| 3100 | to_nxt = to; |
| 3101 | return noconv; |
| 3102 | } |
| 3103 | |
| 3104 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3105 | __codecvt_utf8<wchar_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3106 | { |
| 3107 | return 0; |
| 3108 | } |
| 3109 | |
| 3110 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3111 | __codecvt_utf8<wchar_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3112 | { |
| 3113 | return false; |
| 3114 | } |
| 3115 | |
| 3116 | int |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3117 | __codecvt_utf8<wchar_t>::do_length(state_type&, |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3118 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3119 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3120 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3121 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3122 | return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3123 | } |
| 3124 | |
| 3125 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3126 | __codecvt_utf8<wchar_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3127 | { |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3128 | if (_Mode_ & consume_header) |
| 3129 | return 7; |
| 3130 | return 4; |
| 3131 | } |
| 3132 | |
| 3133 | // __codecvt_utf8<char16_t> |
| 3134 | |
| 3135 | __codecvt_utf8<char16_t>::result |
| 3136 | __codecvt_utf8<char16_t>::do_out(state_type&, |
| 3137 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3138 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3139 | { |
| 3140 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3141 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3142 | const uint16_t* _frm_nxt = _frm; |
| 3143 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3144 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3145 | uint8_t* _to_nxt = _to; |
| 3146 | result r = ucs2_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3147 | _Maxcode_, _Mode_); |
| 3148 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3149 | to_nxt = to + (_to_nxt - _to); |
| 3150 | return r; |
| 3151 | } |
| 3152 | |
| 3153 | __codecvt_utf8<char16_t>::result |
| 3154 | __codecvt_utf8<char16_t>::do_in(state_type&, |
| 3155 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3156 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3157 | { |
| 3158 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3159 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3160 | const uint8_t* _frm_nxt = _frm; |
| 3161 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3162 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3163 | uint16_t* _to_nxt = _to; |
| 3164 | result r = utf8_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3165 | _Maxcode_, _Mode_); |
| 3166 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3167 | to_nxt = to + (_to_nxt - _to); |
| 3168 | return r; |
| 3169 | } |
| 3170 | |
| 3171 | __codecvt_utf8<char16_t>::result |
| 3172 | __codecvt_utf8<char16_t>::do_unshift(state_type&, |
| 3173 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3174 | { |
| 3175 | to_nxt = to; |
| 3176 | return noconv; |
| 3177 | } |
| 3178 | |
| 3179 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3180 | __codecvt_utf8<char16_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3181 | { |
| 3182 | return 0; |
| 3183 | } |
| 3184 | |
| 3185 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3186 | __codecvt_utf8<char16_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3187 | { |
| 3188 | return false; |
| 3189 | } |
| 3190 | |
| 3191 | int |
| 3192 | __codecvt_utf8<char16_t>::do_length(state_type&, |
| 3193 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3194 | { |
| 3195 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3196 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3197 | return utf8_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3198 | } |
| 3199 | |
| 3200 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3201 | __codecvt_utf8<char16_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3202 | { |
| 3203 | if (_Mode_ & consume_header) |
| 3204 | return 6; |
| 3205 | return 3; |
| 3206 | } |
| 3207 | |
| 3208 | // __codecvt_utf8<char32_t> |
| 3209 | |
| 3210 | __codecvt_utf8<char32_t>::result |
| 3211 | __codecvt_utf8<char32_t>::do_out(state_type&, |
| 3212 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3213 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3214 | { |
| 3215 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3216 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3217 | const uint32_t* _frm_nxt = _frm; |
| 3218 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3219 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3220 | uint8_t* _to_nxt = _to; |
| 3221 | result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3222 | _Maxcode_, _Mode_); |
| 3223 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3224 | to_nxt = to + (_to_nxt - _to); |
| 3225 | return r; |
| 3226 | } |
| 3227 | |
| 3228 | __codecvt_utf8<char32_t>::result |
| 3229 | __codecvt_utf8<char32_t>::do_in(state_type&, |
| 3230 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3231 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3232 | { |
| 3233 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3234 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3235 | const uint8_t* _frm_nxt = _frm; |
| 3236 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3237 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3238 | uint32_t* _to_nxt = _to; |
| 3239 | result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3240 | _Maxcode_, _Mode_); |
| 3241 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3242 | to_nxt = to + (_to_nxt - _to); |
| 3243 | return r; |
| 3244 | } |
| 3245 | |
| 3246 | __codecvt_utf8<char32_t>::result |
| 3247 | __codecvt_utf8<char32_t>::do_unshift(state_type&, |
| 3248 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3249 | { |
| 3250 | to_nxt = to; |
| 3251 | return noconv; |
| 3252 | } |
| 3253 | |
| 3254 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3255 | __codecvt_utf8<char32_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3256 | { |
| 3257 | return 0; |
| 3258 | } |
| 3259 | |
| 3260 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3261 | __codecvt_utf8<char32_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3262 | { |
| 3263 | return false; |
| 3264 | } |
| 3265 | |
| 3266 | int |
| 3267 | __codecvt_utf8<char32_t>::do_length(state_type&, |
| 3268 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3269 | { |
| 3270 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3271 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3272 | return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3273 | } |
| 3274 | |
| 3275 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3276 | __codecvt_utf8<char32_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3277 | { |
| 3278 | if (_Mode_ & consume_header) |
| 3279 | return 7; |
| 3280 | return 4; |
| 3281 | } |
| 3282 | |
| 3283 | // __codecvt_utf16<wchar_t, false> |
| 3284 | |
| 3285 | __codecvt_utf16<wchar_t, false>::result |
| 3286 | __codecvt_utf16<wchar_t, false>::do_out(state_type&, |
| 3287 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3288 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3289 | { |
| 3290 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3291 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3292 | const uint32_t* _frm_nxt = _frm; |
| 3293 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3294 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3295 | uint8_t* _to_nxt = _to; |
| 3296 | result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3297 | _Maxcode_, _Mode_); |
| 3298 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3299 | to_nxt = to + (_to_nxt - _to); |
| 3300 | return r; |
| 3301 | } |
| 3302 | |
| 3303 | __codecvt_utf16<wchar_t, false>::result |
| 3304 | __codecvt_utf16<wchar_t, false>::do_in(state_type&, |
| 3305 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3306 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3307 | { |
| 3308 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3309 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3310 | const uint8_t* _frm_nxt = _frm; |
| 3311 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3312 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3313 | uint32_t* _to_nxt = _to; |
| 3314 | result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3315 | _Maxcode_, _Mode_); |
| 3316 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3317 | to_nxt = to + (_to_nxt - _to); |
| 3318 | return r; |
| 3319 | } |
| 3320 | |
| 3321 | __codecvt_utf16<wchar_t, false>::result |
| 3322 | __codecvt_utf16<wchar_t, false>::do_unshift(state_type&, |
| 3323 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3324 | { |
| 3325 | to_nxt = to; |
| 3326 | return noconv; |
| 3327 | } |
| 3328 | |
| 3329 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3330 | __codecvt_utf16<wchar_t, false>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3331 | { |
| 3332 | return 0; |
| 3333 | } |
| 3334 | |
| 3335 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3336 | __codecvt_utf16<wchar_t, false>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3337 | { |
| 3338 | return false; |
| 3339 | } |
| 3340 | |
| 3341 | int |
| 3342 | __codecvt_utf16<wchar_t, false>::do_length(state_type&, |
| 3343 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3344 | { |
| 3345 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3346 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3347 | return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3348 | } |
| 3349 | |
| 3350 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3351 | __codecvt_utf16<wchar_t, false>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3352 | { |
| 3353 | if (_Mode_ & consume_header) |
| 3354 | return 6; |
| 3355 | return 4; |
| 3356 | } |
| 3357 | |
| 3358 | // __codecvt_utf16<wchar_t, true> |
| 3359 | |
| 3360 | __codecvt_utf16<wchar_t, true>::result |
| 3361 | __codecvt_utf16<wchar_t, true>::do_out(state_type&, |
| 3362 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3363 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3364 | { |
| 3365 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3366 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3367 | const uint32_t* _frm_nxt = _frm; |
| 3368 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3369 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3370 | uint8_t* _to_nxt = _to; |
| 3371 | result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3372 | _Maxcode_, _Mode_); |
| 3373 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3374 | to_nxt = to + (_to_nxt - _to); |
| 3375 | return r; |
| 3376 | } |
| 3377 | |
| 3378 | __codecvt_utf16<wchar_t, true>::result |
| 3379 | __codecvt_utf16<wchar_t, true>::do_in(state_type&, |
| 3380 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3381 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3382 | { |
| 3383 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3384 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3385 | const uint8_t* _frm_nxt = _frm; |
| 3386 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3387 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3388 | uint32_t* _to_nxt = _to; |
| 3389 | result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3390 | _Maxcode_, _Mode_); |
| 3391 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3392 | to_nxt = to + (_to_nxt - _to); |
| 3393 | return r; |
| 3394 | } |
| 3395 | |
| 3396 | __codecvt_utf16<wchar_t, true>::result |
| 3397 | __codecvt_utf16<wchar_t, true>::do_unshift(state_type&, |
| 3398 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3399 | { |
| 3400 | to_nxt = to; |
| 3401 | return noconv; |
| 3402 | } |
| 3403 | |
| 3404 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3405 | __codecvt_utf16<wchar_t, true>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3406 | { |
| 3407 | return 0; |
| 3408 | } |
| 3409 | |
| 3410 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3411 | __codecvt_utf16<wchar_t, true>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3412 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3413 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3414 | } |
| 3415 | |
| 3416 | int |
| 3417 | __codecvt_utf16<wchar_t, true>::do_length(state_type&, |
| 3418 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3419 | { |
| 3420 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3421 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3422 | return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3423 | } |
| 3424 | |
| 3425 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3426 | __codecvt_utf16<wchar_t, true>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3427 | { |
| 3428 | if (_Mode_ & consume_header) |
| 3429 | return 6; |
| 3430 | return 4; |
| 3431 | } |
| 3432 | |
| 3433 | // __codecvt_utf16<char16_t, false> |
| 3434 | |
| 3435 | __codecvt_utf16<char16_t, false>::result |
| 3436 | __codecvt_utf16<char16_t, false>::do_out(state_type&, |
| 3437 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3438 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3439 | { |
| 3440 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3441 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3442 | const uint16_t* _frm_nxt = _frm; |
| 3443 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3444 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3445 | uint8_t* _to_nxt = _to; |
| 3446 | result r = ucs2_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3447 | _Maxcode_, _Mode_); |
| 3448 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3449 | to_nxt = to + (_to_nxt - _to); |
| 3450 | return r; |
| 3451 | } |
| 3452 | |
| 3453 | __codecvt_utf16<char16_t, false>::result |
| 3454 | __codecvt_utf16<char16_t, false>::do_in(state_type&, |
| 3455 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3456 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3457 | { |
| 3458 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3459 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3460 | const uint8_t* _frm_nxt = _frm; |
| 3461 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3462 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3463 | uint16_t* _to_nxt = _to; |
| 3464 | result r = utf16be_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3465 | _Maxcode_, _Mode_); |
| 3466 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3467 | to_nxt = to + (_to_nxt - _to); |
| 3468 | return r; |
| 3469 | } |
| 3470 | |
| 3471 | __codecvt_utf16<char16_t, false>::result |
| 3472 | __codecvt_utf16<char16_t, false>::do_unshift(state_type&, |
| 3473 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3474 | { |
| 3475 | to_nxt = to; |
| 3476 | return noconv; |
| 3477 | } |
| 3478 | |
| 3479 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3480 | __codecvt_utf16<char16_t, false>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3481 | { |
| 3482 | return 0; |
| 3483 | } |
| 3484 | |
| 3485 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3486 | __codecvt_utf16<char16_t, false>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3487 | { |
| 3488 | return false; |
| 3489 | } |
| 3490 | |
| 3491 | int |
| 3492 | __codecvt_utf16<char16_t, false>::do_length(state_type&, |
| 3493 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3494 | { |
| 3495 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3496 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3497 | return utf16be_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3498 | } |
| 3499 | |
| 3500 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3501 | __codecvt_utf16<char16_t, false>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3502 | { |
| 3503 | if (_Mode_ & consume_header) |
| 3504 | return 4; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3505 | return 2; |
| 3506 | } |
| 3507 | |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3508 | // __codecvt_utf16<char16_t, true> |
| 3509 | |
| 3510 | __codecvt_utf16<char16_t, true>::result |
| 3511 | __codecvt_utf16<char16_t, true>::do_out(state_type&, |
| 3512 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3513 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3514 | { |
| 3515 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3516 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3517 | const uint16_t* _frm_nxt = _frm; |
| 3518 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3519 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3520 | uint8_t* _to_nxt = _to; |
| 3521 | result r = ucs2_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3522 | _Maxcode_, _Mode_); |
| 3523 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3524 | to_nxt = to + (_to_nxt - _to); |
| 3525 | return r; |
| 3526 | } |
| 3527 | |
| 3528 | __codecvt_utf16<char16_t, true>::result |
| 3529 | __codecvt_utf16<char16_t, true>::do_in(state_type&, |
| 3530 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3531 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3532 | { |
| 3533 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3534 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3535 | const uint8_t* _frm_nxt = _frm; |
| 3536 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3537 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3538 | uint16_t* _to_nxt = _to; |
| 3539 | result r = utf16le_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3540 | _Maxcode_, _Mode_); |
| 3541 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3542 | to_nxt = to + (_to_nxt - _to); |
| 3543 | return r; |
| 3544 | } |
| 3545 | |
| 3546 | __codecvt_utf16<char16_t, true>::result |
| 3547 | __codecvt_utf16<char16_t, true>::do_unshift(state_type&, |
| 3548 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3549 | { |
| 3550 | to_nxt = to; |
| 3551 | return noconv; |
| 3552 | } |
| 3553 | |
| 3554 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3555 | __codecvt_utf16<char16_t, true>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3556 | { |
| 3557 | return 0; |
| 3558 | } |
| 3559 | |
| 3560 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3561 | __codecvt_utf16<char16_t, true>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3562 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3563 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3564 | } |
| 3565 | |
| 3566 | int |
| 3567 | __codecvt_utf16<char16_t, true>::do_length(state_type&, |
| 3568 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3569 | { |
| 3570 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3571 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3572 | return utf16le_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3573 | } |
| 3574 | |
| 3575 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3576 | __codecvt_utf16<char16_t, true>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3577 | { |
| 3578 | if (_Mode_ & consume_header) |
| 3579 | return 4; |
| 3580 | return 2; |
| 3581 | } |
| 3582 | |
| 3583 | // __codecvt_utf16<char32_t, false> |
| 3584 | |
| 3585 | __codecvt_utf16<char32_t, false>::result |
| 3586 | __codecvt_utf16<char32_t, false>::do_out(state_type&, |
| 3587 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3588 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3589 | { |
| 3590 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3591 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3592 | const uint32_t* _frm_nxt = _frm; |
| 3593 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3594 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3595 | uint8_t* _to_nxt = _to; |
| 3596 | result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3597 | _Maxcode_, _Mode_); |
| 3598 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3599 | to_nxt = to + (_to_nxt - _to); |
| 3600 | return r; |
| 3601 | } |
| 3602 | |
| 3603 | __codecvt_utf16<char32_t, false>::result |
| 3604 | __codecvt_utf16<char32_t, false>::do_in(state_type&, |
| 3605 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3606 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3607 | { |
| 3608 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3609 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3610 | const uint8_t* _frm_nxt = _frm; |
| 3611 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3612 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3613 | uint32_t* _to_nxt = _to; |
| 3614 | result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3615 | _Maxcode_, _Mode_); |
| 3616 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3617 | to_nxt = to + (_to_nxt - _to); |
| 3618 | return r; |
| 3619 | } |
| 3620 | |
| 3621 | __codecvt_utf16<char32_t, false>::result |
| 3622 | __codecvt_utf16<char32_t, false>::do_unshift(state_type&, |
| 3623 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3624 | { |
| 3625 | to_nxt = to; |
| 3626 | return noconv; |
| 3627 | } |
| 3628 | |
| 3629 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3630 | __codecvt_utf16<char32_t, false>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3631 | { |
| 3632 | return 0; |
| 3633 | } |
| 3634 | |
| 3635 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3636 | __codecvt_utf16<char32_t, false>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3637 | { |
| 3638 | return false; |
| 3639 | } |
| 3640 | |
| 3641 | int |
| 3642 | __codecvt_utf16<char32_t, false>::do_length(state_type&, |
| 3643 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3644 | { |
| 3645 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3646 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3647 | return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3648 | } |
| 3649 | |
| 3650 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3651 | __codecvt_utf16<char32_t, false>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3652 | { |
| 3653 | if (_Mode_ & consume_header) |
| 3654 | return 6; |
| 3655 | return 4; |
| 3656 | } |
| 3657 | |
| 3658 | // __codecvt_utf16<char32_t, true> |
| 3659 | |
| 3660 | __codecvt_utf16<char32_t, true>::result |
| 3661 | __codecvt_utf16<char32_t, true>::do_out(state_type&, |
| 3662 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3663 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3664 | { |
| 3665 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3666 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3667 | const uint32_t* _frm_nxt = _frm; |
| 3668 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3669 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3670 | uint8_t* _to_nxt = _to; |
| 3671 | result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3672 | _Maxcode_, _Mode_); |
| 3673 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3674 | to_nxt = to + (_to_nxt - _to); |
| 3675 | return r; |
| 3676 | } |
| 3677 | |
| 3678 | __codecvt_utf16<char32_t, true>::result |
| 3679 | __codecvt_utf16<char32_t, true>::do_in(state_type&, |
| 3680 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3681 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3682 | { |
| 3683 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3684 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3685 | const uint8_t* _frm_nxt = _frm; |
| 3686 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3687 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3688 | uint32_t* _to_nxt = _to; |
| 3689 | result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3690 | _Maxcode_, _Mode_); |
| 3691 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3692 | to_nxt = to + (_to_nxt - _to); |
| 3693 | return r; |
| 3694 | } |
| 3695 | |
| 3696 | __codecvt_utf16<char32_t, true>::result |
| 3697 | __codecvt_utf16<char32_t, true>::do_unshift(state_type&, |
| 3698 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3699 | { |
| 3700 | to_nxt = to; |
| 3701 | return noconv; |
| 3702 | } |
| 3703 | |
| 3704 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3705 | __codecvt_utf16<char32_t, true>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3706 | { |
| 3707 | return 0; |
| 3708 | } |
| 3709 | |
| 3710 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3711 | __codecvt_utf16<char32_t, true>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3712 | { |
Howard Hinnant | d23b464 | 2010-05-31 20:58:54 +0000 | [diff] [blame] | 3713 | return false; |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3714 | } |
| 3715 | |
| 3716 | int |
| 3717 | __codecvt_utf16<char32_t, true>::do_length(state_type&, |
| 3718 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3719 | { |
| 3720 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3721 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3722 | return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3723 | } |
| 3724 | |
| 3725 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3726 | __codecvt_utf16<char32_t, true>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3727 | { |
| 3728 | if (_Mode_ & consume_header) |
| 3729 | return 6; |
| 3730 | return 4; |
| 3731 | } |
| 3732 | |
| 3733 | // __codecvt_utf8_utf16<wchar_t> |
| 3734 | |
| 3735 | __codecvt_utf8_utf16<wchar_t>::result |
| 3736 | __codecvt_utf8_utf16<wchar_t>::do_out(state_type&, |
| 3737 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3738 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3739 | { |
| 3740 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3741 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3742 | const uint32_t* _frm_nxt = _frm; |
| 3743 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3744 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3745 | uint8_t* _to_nxt = _to; |
| 3746 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3747 | _Maxcode_, _Mode_); |
| 3748 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3749 | to_nxt = to + (_to_nxt - _to); |
| 3750 | return r; |
| 3751 | } |
| 3752 | |
| 3753 | __codecvt_utf8_utf16<wchar_t>::result |
| 3754 | __codecvt_utf8_utf16<wchar_t>::do_in(state_type&, |
| 3755 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3756 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3757 | { |
| 3758 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3759 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3760 | const uint8_t* _frm_nxt = _frm; |
| 3761 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3762 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3763 | uint32_t* _to_nxt = _to; |
| 3764 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3765 | _Maxcode_, _Mode_); |
| 3766 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3767 | to_nxt = to + (_to_nxt - _to); |
| 3768 | return r; |
| 3769 | } |
| 3770 | |
| 3771 | __codecvt_utf8_utf16<wchar_t>::result |
| 3772 | __codecvt_utf8_utf16<wchar_t>::do_unshift(state_type&, |
| 3773 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3774 | { |
| 3775 | to_nxt = to; |
| 3776 | return noconv; |
| 3777 | } |
| 3778 | |
| 3779 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3780 | __codecvt_utf8_utf16<wchar_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3781 | { |
| 3782 | return 0; |
| 3783 | } |
| 3784 | |
| 3785 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3786 | __codecvt_utf8_utf16<wchar_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3787 | { |
| 3788 | return false; |
| 3789 | } |
| 3790 | |
| 3791 | int |
| 3792 | __codecvt_utf8_utf16<wchar_t>::do_length(state_type&, |
| 3793 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3794 | { |
| 3795 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3796 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3797 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3798 | } |
| 3799 | |
| 3800 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3801 | __codecvt_utf8_utf16<wchar_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3802 | { |
| 3803 | if (_Mode_ & consume_header) |
| 3804 | return 7; |
| 3805 | return 4; |
| 3806 | } |
| 3807 | |
| 3808 | // __codecvt_utf8_utf16<char16_t> |
| 3809 | |
| 3810 | __codecvt_utf8_utf16<char16_t>::result |
| 3811 | __codecvt_utf8_utf16<char16_t>::do_out(state_type&, |
| 3812 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3813 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3814 | { |
| 3815 | const uint16_t* _frm = reinterpret_cast<const uint16_t*>(frm); |
| 3816 | const uint16_t* _frm_end = reinterpret_cast<const uint16_t*>(frm_end); |
| 3817 | const uint16_t* _frm_nxt = _frm; |
| 3818 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3819 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3820 | uint8_t* _to_nxt = _to; |
| 3821 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3822 | _Maxcode_, _Mode_); |
| 3823 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3824 | to_nxt = to + (_to_nxt - _to); |
| 3825 | return r; |
| 3826 | } |
| 3827 | |
| 3828 | __codecvt_utf8_utf16<char16_t>::result |
| 3829 | __codecvt_utf8_utf16<char16_t>::do_in(state_type&, |
| 3830 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3831 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3832 | { |
| 3833 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3834 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3835 | const uint8_t* _frm_nxt = _frm; |
| 3836 | uint16_t* _to = reinterpret_cast<uint16_t*>(to); |
| 3837 | uint16_t* _to_end = reinterpret_cast<uint16_t*>(to_end); |
| 3838 | uint16_t* _to_nxt = _to; |
| 3839 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3840 | _Maxcode_, _Mode_); |
| 3841 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3842 | to_nxt = to + (_to_nxt - _to); |
| 3843 | return r; |
| 3844 | } |
| 3845 | |
| 3846 | __codecvt_utf8_utf16<char16_t>::result |
| 3847 | __codecvt_utf8_utf16<char16_t>::do_unshift(state_type&, |
| 3848 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3849 | { |
| 3850 | to_nxt = to; |
| 3851 | return noconv; |
| 3852 | } |
| 3853 | |
| 3854 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3855 | __codecvt_utf8_utf16<char16_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3856 | { |
| 3857 | return 0; |
| 3858 | } |
| 3859 | |
| 3860 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3861 | __codecvt_utf8_utf16<char16_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3862 | { |
| 3863 | return false; |
| 3864 | } |
| 3865 | |
| 3866 | int |
| 3867 | __codecvt_utf8_utf16<char16_t>::do_length(state_type&, |
| 3868 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3869 | { |
| 3870 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3871 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3872 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3873 | } |
| 3874 | |
| 3875 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3876 | __codecvt_utf8_utf16<char16_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3877 | { |
| 3878 | if (_Mode_ & consume_header) |
| 3879 | return 7; |
| 3880 | return 4; |
| 3881 | } |
| 3882 | |
| 3883 | // __codecvt_utf8_utf16<char32_t> |
| 3884 | |
| 3885 | __codecvt_utf8_utf16<char32_t>::result |
| 3886 | __codecvt_utf8_utf16<char32_t>::do_out(state_type&, |
| 3887 | const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, |
| 3888 | extern_type* to, extern_type* to_end, extern_type*& to_nxt) const |
| 3889 | { |
| 3890 | const uint32_t* _frm = reinterpret_cast<const uint32_t*>(frm); |
| 3891 | const uint32_t* _frm_end = reinterpret_cast<const uint32_t*>(frm_end); |
| 3892 | const uint32_t* _frm_nxt = _frm; |
| 3893 | uint8_t* _to = reinterpret_cast<uint8_t*>(to); |
| 3894 | uint8_t* _to_end = reinterpret_cast<uint8_t*>(to_end); |
| 3895 | uint8_t* _to_nxt = _to; |
| 3896 | result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3897 | _Maxcode_, _Mode_); |
| 3898 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3899 | to_nxt = to + (_to_nxt - _to); |
| 3900 | return r; |
| 3901 | } |
| 3902 | |
| 3903 | __codecvt_utf8_utf16<char32_t>::result |
| 3904 | __codecvt_utf8_utf16<char32_t>::do_in(state_type&, |
| 3905 | const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, |
| 3906 | intern_type* to, intern_type* to_end, intern_type*& to_nxt) const |
| 3907 | { |
| 3908 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3909 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3910 | const uint8_t* _frm_nxt = _frm; |
| 3911 | uint32_t* _to = reinterpret_cast<uint32_t*>(to); |
| 3912 | uint32_t* _to_end = reinterpret_cast<uint32_t*>(to_end); |
| 3913 | uint32_t* _to_nxt = _to; |
| 3914 | result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, |
| 3915 | _Maxcode_, _Mode_); |
| 3916 | frm_nxt = frm + (_frm_nxt - _frm); |
| 3917 | to_nxt = to + (_to_nxt - _to); |
| 3918 | return r; |
| 3919 | } |
| 3920 | |
| 3921 | __codecvt_utf8_utf16<char32_t>::result |
| 3922 | __codecvt_utf8_utf16<char32_t>::do_unshift(state_type&, |
| 3923 | extern_type* to, extern_type*, extern_type*& to_nxt) const |
| 3924 | { |
| 3925 | to_nxt = to; |
| 3926 | return noconv; |
| 3927 | } |
| 3928 | |
| 3929 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3930 | __codecvt_utf8_utf16<char32_t>::do_encoding() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3931 | { |
| 3932 | return 0; |
| 3933 | } |
| 3934 | |
| 3935 | bool |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3936 | __codecvt_utf8_utf16<char32_t>::do_always_noconv() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3937 | { |
| 3938 | return false; |
| 3939 | } |
| 3940 | |
| 3941 | int |
| 3942 | __codecvt_utf8_utf16<char32_t>::do_length(state_type&, |
| 3943 | const extern_type* frm, const extern_type* frm_end, size_t mx) const |
| 3944 | { |
| 3945 | const uint8_t* _frm = reinterpret_cast<const uint8_t*>(frm); |
| 3946 | const uint8_t* _frm_end = reinterpret_cast<const uint8_t*>(frm_end); |
| 3947 | return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); |
| 3948 | } |
| 3949 | |
| 3950 | int |
Howard Hinnant | c983454 | 2011-05-31 15:34:58 +0000 | [diff] [blame] | 3951 | __codecvt_utf8_utf16<char32_t>::do_max_length() const _NOEXCEPT |
Howard Hinnant | 87d1a8a | 2010-05-30 21:39:41 +0000 | [diff] [blame] | 3952 | { |
| 3953 | if (_Mode_ & consume_header) |
| 3954 | return 7; |
| 3955 | return 4; |
| 3956 | } |
| 3957 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 3958 | // __narrow_to_utf8<16> |
| 3959 | |
| 3960 | __narrow_to_utf8<16>::~__narrow_to_utf8() |
| 3961 | { |
| 3962 | } |
| 3963 | |
| 3964 | // __narrow_to_utf8<32> |
| 3965 | |
| 3966 | __narrow_to_utf8<32>::~__narrow_to_utf8() |
| 3967 | { |
| 3968 | } |
| 3969 | |
| 3970 | // __widen_from_utf8<16> |
| 3971 | |
| 3972 | __widen_from_utf8<16>::~__widen_from_utf8() |
| 3973 | { |
| 3974 | } |
| 3975 | |
| 3976 | // __widen_from_utf8<32> |
| 3977 | |
| 3978 | __widen_from_utf8<32>::~__widen_from_utf8() |
| 3979 | { |
| 3980 | } |
| 3981 | |
| 3982 | // numpunct<char> && numpunct<wchar_t> |
| 3983 | |
| 3984 | locale::id numpunct< char >::id; |
| 3985 | locale::id numpunct<wchar_t>::id; |
| 3986 | |
| 3987 | numpunct<char>::numpunct(size_t refs) |
| 3988 | : locale::facet(refs), |
| 3989 | __decimal_point_('.'), |
| 3990 | __thousands_sep_(',') |
| 3991 | { |
| 3992 | } |
| 3993 | |
| 3994 | numpunct<wchar_t>::numpunct(size_t refs) |
| 3995 | : locale::facet(refs), |
| 3996 | __decimal_point_(L'.'), |
| 3997 | __thousands_sep_(L',') |
| 3998 | { |
| 3999 | } |
| 4000 | |
| 4001 | numpunct<char>::~numpunct() |
| 4002 | { |
| 4003 | } |
| 4004 | |
| 4005 | numpunct<wchar_t>::~numpunct() |
| 4006 | { |
| 4007 | } |
| 4008 | |
| 4009 | char numpunct< char >::do_decimal_point() const {return __decimal_point_;} |
| 4010 | wchar_t numpunct<wchar_t>::do_decimal_point() const {return __decimal_point_;} |
| 4011 | |
| 4012 | char numpunct< char >::do_thousands_sep() const {return __thousands_sep_;} |
| 4013 | wchar_t numpunct<wchar_t>::do_thousands_sep() const {return __thousands_sep_;} |
| 4014 | |
| 4015 | string numpunct< char >::do_grouping() const {return __grouping_;} |
| 4016 | string numpunct<wchar_t>::do_grouping() const {return __grouping_;} |
| 4017 | |
| 4018 | string numpunct< char >::do_truename() const {return "true";} |
| 4019 | wstring numpunct<wchar_t>::do_truename() const {return L"true";} |
| 4020 | |
| 4021 | string numpunct< char >::do_falsename() const {return "false";} |
| 4022 | wstring numpunct<wchar_t>::do_falsename() const {return L"false";} |
| 4023 | |
| 4024 | // numpunct_byname<char> |
| 4025 | |
| 4026 | numpunct_byname<char>::numpunct_byname(const char* nm, size_t refs) |
| 4027 | : numpunct<char>(refs) |
| 4028 | { |
| 4029 | __init(nm); |
| 4030 | } |
| 4031 | |
| 4032 | numpunct_byname<char>::numpunct_byname(const string& nm, size_t refs) |
| 4033 | : numpunct<char>(refs) |
| 4034 | { |
| 4035 | __init(nm.c_str()); |
| 4036 | } |
| 4037 | |
| 4038 | numpunct_byname<char>::~numpunct_byname() |
| 4039 | { |
| 4040 | } |
| 4041 | |
| 4042 | void |
| 4043 | numpunct_byname<char>::__init(const char* nm) |
| 4044 | { |
| 4045 | if (strcmp(nm, "C") != 0) |
| 4046 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4047 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4048 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4049 | if (loc == 0) |
| 4050 | throw runtime_error("numpunct_byname<char>::numpunct_byname" |
| 4051 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4052 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4053 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4054 | if (*lc->decimal_point) |
| 4055 | __decimal_point_ = *lc->decimal_point; |
| 4056 | if (*lc->thousands_sep) |
| 4057 | __thousands_sep_ = *lc->thousands_sep; |
| 4058 | __grouping_ = lc->grouping; |
Sean Hunt | cb05a08 | 2011-07-07 22:45:07 +0000 | [diff] [blame] | 4059 | // localization for truename and falsename is not available |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4060 | } |
| 4061 | } |
| 4062 | |
| 4063 | // numpunct_byname<wchar_t> |
| 4064 | |
| 4065 | numpunct_byname<wchar_t>::numpunct_byname(const char* nm, size_t refs) |
| 4066 | : numpunct<wchar_t>(refs) |
| 4067 | { |
| 4068 | __init(nm); |
| 4069 | } |
| 4070 | |
| 4071 | numpunct_byname<wchar_t>::numpunct_byname(const string& nm, size_t refs) |
| 4072 | : numpunct<wchar_t>(refs) |
| 4073 | { |
| 4074 | __init(nm.c_str()); |
| 4075 | } |
| 4076 | |
| 4077 | numpunct_byname<wchar_t>::~numpunct_byname() |
| 4078 | { |
| 4079 | } |
| 4080 | |
| 4081 | void |
| 4082 | numpunct_byname<wchar_t>::__init(const char* nm) |
| 4083 | { |
| 4084 | if (strcmp(nm, "C") != 0) |
| 4085 | { |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4086 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4087 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4088 | if (loc == 0) |
| 4089 | throw runtime_error("numpunct_byname<char>::numpunct_byname" |
| 4090 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4091 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4092 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4093 | if (*lc->decimal_point) |
| 4094 | __decimal_point_ = *lc->decimal_point; |
| 4095 | if (*lc->thousands_sep) |
| 4096 | __thousands_sep_ = *lc->thousands_sep; |
| 4097 | __grouping_ = lc->grouping; |
| 4098 | // locallization for truename and falsename is not available |
| 4099 | } |
| 4100 | } |
| 4101 | |
| 4102 | // num_get helpers |
| 4103 | |
| 4104 | int |
| 4105 | __num_get_base::__get_base(ios_base& iob) |
| 4106 | { |
| 4107 | ios_base::fmtflags __basefield = iob.flags() & ios_base::basefield; |
| 4108 | if (__basefield == ios_base::oct) |
| 4109 | return 8; |
| 4110 | else if (__basefield == ios_base::hex) |
| 4111 | return 16; |
| 4112 | else if (__basefield == 0) |
| 4113 | return 0; |
| 4114 | return 10; |
| 4115 | } |
| 4116 | |
| 4117 | const char __num_get_base::__src[33] = "0123456789abcdefABCDEFxX+-pPiInN"; |
| 4118 | |
| 4119 | void |
| 4120 | __check_grouping(const string& __grouping, unsigned* __g, unsigned* __g_end, |
| 4121 | ios_base::iostate& __err) |
| 4122 | { |
| 4123 | if (__grouping.size() != 0) |
| 4124 | { |
| 4125 | reverse(__g, __g_end); |
| 4126 | const char* __ig = __grouping.data(); |
| 4127 | const char* __eg = __ig + __grouping.size(); |
| 4128 | for (unsigned* __r = __g; __r < __g_end-1; ++__r) |
| 4129 | { |
| 4130 | if (0 < *__ig && *__ig < numeric_limits<char>::max()) |
| 4131 | { |
| 4132 | if (*__ig != *__r) |
| 4133 | { |
| 4134 | __err = ios_base::failbit; |
| 4135 | return; |
| 4136 | } |
| 4137 | } |
| 4138 | if (__eg - __ig > 1) |
| 4139 | ++__ig; |
| 4140 | } |
| 4141 | if (0 < *__ig && *__ig < numeric_limits<char>::max()) |
| 4142 | { |
| 4143 | if (*__ig < __g_end[-1] || __g_end[-1] == 0) |
| 4144 | __err = ios_base::failbit; |
| 4145 | } |
| 4146 | } |
| 4147 | } |
| 4148 | |
| 4149 | void |
| 4150 | __num_put_base::__format_int(char* __fmtp, const char* __len, bool __signd, |
| 4151 | ios_base::fmtflags __flags) |
| 4152 | { |
| 4153 | if (__flags & ios_base::showpos) |
| 4154 | *__fmtp++ = '+'; |
| 4155 | if (__flags & ios_base::showbase) |
| 4156 | *__fmtp++ = '#'; |
| 4157 | while(*__len) |
| 4158 | *__fmtp++ = *__len++; |
| 4159 | if ((__flags & ios_base::basefield) == ios_base::oct) |
| 4160 | *__fmtp = 'o'; |
| 4161 | else if ((__flags & ios_base::basefield) == ios_base::hex) |
| 4162 | { |
| 4163 | if (__flags & ios_base::uppercase) |
| 4164 | *__fmtp = 'X'; |
| 4165 | else |
| 4166 | *__fmtp = 'x'; |
| 4167 | } |
| 4168 | else if (__signd) |
| 4169 | *__fmtp = 'd'; |
| 4170 | else |
| 4171 | *__fmtp = 'u'; |
| 4172 | } |
| 4173 | |
| 4174 | bool |
| 4175 | __num_put_base::__format_float(char* __fmtp, const char* __len, |
| 4176 | ios_base::fmtflags __flags) |
| 4177 | { |
| 4178 | bool specify_precision = true; |
| 4179 | if (__flags & ios_base::showpos) |
| 4180 | *__fmtp++ = '+'; |
| 4181 | if (__flags & ios_base::showpoint) |
| 4182 | *__fmtp++ = '#'; |
| 4183 | ios_base::fmtflags floatfield = __flags & ios_base::floatfield; |
| 4184 | bool uppercase = __flags & ios_base::uppercase; |
| 4185 | if (floatfield == (ios_base::fixed | ios_base::scientific)) |
| 4186 | specify_precision = false; |
| 4187 | else |
| 4188 | { |
| 4189 | *__fmtp++ = '.'; |
| 4190 | *__fmtp++ = '*'; |
| 4191 | } |
| 4192 | while(*__len) |
| 4193 | *__fmtp++ = *__len++; |
| 4194 | if (floatfield == ios_base::fixed) |
| 4195 | { |
| 4196 | if (uppercase) |
| 4197 | *__fmtp = 'F'; |
| 4198 | else |
| 4199 | *__fmtp = 'f'; |
| 4200 | } |
| 4201 | else if (floatfield == ios_base::scientific) |
| 4202 | { |
| 4203 | if (uppercase) |
| 4204 | *__fmtp = 'E'; |
| 4205 | else |
| 4206 | *__fmtp = 'e'; |
| 4207 | } |
| 4208 | else if (floatfield == (ios_base::fixed | ios_base::scientific)) |
| 4209 | { |
| 4210 | if (uppercase) |
| 4211 | *__fmtp = 'A'; |
| 4212 | else |
| 4213 | *__fmtp = 'a'; |
| 4214 | } |
| 4215 | else |
| 4216 | { |
| 4217 | if (uppercase) |
| 4218 | *__fmtp = 'G'; |
| 4219 | else |
| 4220 | *__fmtp = 'g'; |
| 4221 | } |
| 4222 | return specify_precision; |
| 4223 | } |
| 4224 | |
| 4225 | char* |
| 4226 | __num_put_base::__identify_padding(char* __nb, char* __ne, |
| 4227 | const ios_base& __iob) |
| 4228 | { |
| 4229 | switch (__iob.flags() & ios_base::adjustfield) |
| 4230 | { |
| 4231 | case ios_base::internal: |
| 4232 | if (__nb[0] == '-' || __nb[0] == '+') |
| 4233 | return __nb+1; |
| 4234 | if (__ne - __nb >= 2 && __nb[0] == '0' |
| 4235 | && (__nb[1] == 'x' || __nb[1] == 'X')) |
| 4236 | return __nb+2; |
| 4237 | break; |
| 4238 | case ios_base::left: |
| 4239 | return __ne; |
| 4240 | case ios_base::right: |
| 4241 | default: |
| 4242 | break; |
| 4243 | } |
| 4244 | return __nb; |
| 4245 | } |
| 4246 | |
| 4247 | // time_get |
| 4248 | |
| 4249 | static |
| 4250 | string* |
| 4251 | init_weeks() |
| 4252 | { |
| 4253 | static string weeks[14]; |
| 4254 | weeks[0] = "Sunday"; |
| 4255 | weeks[1] = "Monday"; |
| 4256 | weeks[2] = "Tuesday"; |
| 4257 | weeks[3] = "Wednesday"; |
| 4258 | weeks[4] = "Thursday"; |
| 4259 | weeks[5] = "Friday"; |
| 4260 | weeks[6] = "Saturday"; |
| 4261 | weeks[7] = "Sun"; |
| 4262 | weeks[8] = "Mon"; |
| 4263 | weeks[9] = "Tue"; |
| 4264 | weeks[10] = "Wed"; |
| 4265 | weeks[11] = "Thu"; |
| 4266 | weeks[12] = "Fri"; |
| 4267 | weeks[13] = "Sat"; |
| 4268 | return weeks; |
| 4269 | } |
| 4270 | |
| 4271 | static |
| 4272 | wstring* |
| 4273 | init_wweeks() |
| 4274 | { |
| 4275 | static wstring weeks[14]; |
| 4276 | weeks[0] = L"Sunday"; |
| 4277 | weeks[1] = L"Monday"; |
| 4278 | weeks[2] = L"Tuesday"; |
| 4279 | weeks[3] = L"Wednesday"; |
| 4280 | weeks[4] = L"Thursday"; |
| 4281 | weeks[5] = L"Friday"; |
| 4282 | weeks[6] = L"Saturday"; |
| 4283 | weeks[7] = L"Sun"; |
| 4284 | weeks[8] = L"Mon"; |
| 4285 | weeks[9] = L"Tue"; |
| 4286 | weeks[10] = L"Wed"; |
| 4287 | weeks[11] = L"Thu"; |
| 4288 | weeks[12] = L"Fri"; |
| 4289 | weeks[13] = L"Sat"; |
| 4290 | return weeks; |
| 4291 | } |
| 4292 | |
| 4293 | template <> |
| 4294 | const string* |
| 4295 | __time_get_c_storage<char>::__weeks() const |
| 4296 | { |
| 4297 | static const string* weeks = init_weeks(); |
| 4298 | return weeks; |
| 4299 | } |
| 4300 | |
| 4301 | template <> |
| 4302 | const wstring* |
| 4303 | __time_get_c_storage<wchar_t>::__weeks() const |
| 4304 | { |
| 4305 | static const wstring* weeks = init_wweeks(); |
| 4306 | return weeks; |
| 4307 | } |
| 4308 | |
| 4309 | static |
| 4310 | string* |
| 4311 | init_months() |
| 4312 | { |
| 4313 | static string months[24]; |
| 4314 | months[0] = "January"; |
| 4315 | months[1] = "February"; |
| 4316 | months[2] = "March"; |
| 4317 | months[3] = "April"; |
| 4318 | months[4] = "May"; |
| 4319 | months[5] = "June"; |
| 4320 | months[6] = "July"; |
| 4321 | months[7] = "August"; |
| 4322 | months[8] = "September"; |
| 4323 | months[9] = "October"; |
| 4324 | months[10] = "November"; |
| 4325 | months[11] = "December"; |
| 4326 | months[12] = "Jan"; |
| 4327 | months[13] = "Feb"; |
| 4328 | months[14] = "Mar"; |
| 4329 | months[15] = "Apr"; |
| 4330 | months[16] = "May"; |
| 4331 | months[17] = "Jun"; |
| 4332 | months[18] = "Jul"; |
| 4333 | months[19] = "Aug"; |
| 4334 | months[20] = "Sep"; |
| 4335 | months[21] = "Oct"; |
| 4336 | months[22] = "Nov"; |
| 4337 | months[23] = "Dec"; |
| 4338 | return months; |
| 4339 | } |
| 4340 | |
| 4341 | static |
| 4342 | wstring* |
| 4343 | init_wmonths() |
| 4344 | { |
| 4345 | static wstring months[24]; |
| 4346 | months[0] = L"January"; |
| 4347 | months[1] = L"February"; |
| 4348 | months[2] = L"March"; |
| 4349 | months[3] = L"April"; |
| 4350 | months[4] = L"May"; |
| 4351 | months[5] = L"June"; |
| 4352 | months[6] = L"July"; |
| 4353 | months[7] = L"August"; |
| 4354 | months[8] = L"September"; |
| 4355 | months[9] = L"October"; |
| 4356 | months[10] = L"November"; |
| 4357 | months[11] = L"December"; |
| 4358 | months[12] = L"Jan"; |
| 4359 | months[13] = L"Feb"; |
| 4360 | months[14] = L"Mar"; |
| 4361 | months[15] = L"Apr"; |
| 4362 | months[16] = L"May"; |
| 4363 | months[17] = L"Jun"; |
| 4364 | months[18] = L"Jul"; |
| 4365 | months[19] = L"Aug"; |
| 4366 | months[20] = L"Sep"; |
| 4367 | months[21] = L"Oct"; |
| 4368 | months[22] = L"Nov"; |
| 4369 | months[23] = L"Dec"; |
| 4370 | return months; |
| 4371 | } |
| 4372 | |
| 4373 | template <> |
| 4374 | const string* |
| 4375 | __time_get_c_storage<char>::__months() const |
| 4376 | { |
| 4377 | static const string* months = init_months(); |
| 4378 | return months; |
| 4379 | } |
| 4380 | |
| 4381 | template <> |
| 4382 | const wstring* |
| 4383 | __time_get_c_storage<wchar_t>::__months() const |
| 4384 | { |
| 4385 | static const wstring* months = init_wmonths(); |
| 4386 | return months; |
| 4387 | } |
| 4388 | |
| 4389 | static |
| 4390 | string* |
| 4391 | init_am_pm() |
| 4392 | { |
| 4393 | static string am_pm[24]; |
| 4394 | am_pm[0] = "AM"; |
| 4395 | am_pm[1] = "PM"; |
| 4396 | return am_pm; |
| 4397 | } |
| 4398 | |
| 4399 | static |
| 4400 | wstring* |
| 4401 | init_wam_pm() |
| 4402 | { |
| 4403 | static wstring am_pm[24]; |
| 4404 | am_pm[0] = L"AM"; |
| 4405 | am_pm[1] = L"PM"; |
| 4406 | return am_pm; |
| 4407 | } |
| 4408 | |
| 4409 | template <> |
| 4410 | const string* |
| 4411 | __time_get_c_storage<char>::__am_pm() const |
| 4412 | { |
| 4413 | static const string* am_pm = init_am_pm(); |
| 4414 | return am_pm; |
| 4415 | } |
| 4416 | |
| 4417 | template <> |
| 4418 | const wstring* |
| 4419 | __time_get_c_storage<wchar_t>::__am_pm() const |
| 4420 | { |
| 4421 | static const wstring* am_pm = init_wam_pm(); |
| 4422 | return am_pm; |
| 4423 | } |
| 4424 | |
| 4425 | template <> |
| 4426 | const string& |
| 4427 | __time_get_c_storage<char>::__x() const |
| 4428 | { |
| 4429 | static string s("%m/%d/%y"); |
| 4430 | return s; |
| 4431 | } |
| 4432 | |
| 4433 | template <> |
| 4434 | const wstring& |
| 4435 | __time_get_c_storage<wchar_t>::__x() const |
| 4436 | { |
| 4437 | static wstring s(L"%m/%d/%y"); |
| 4438 | return s; |
| 4439 | } |
| 4440 | |
| 4441 | template <> |
| 4442 | const string& |
| 4443 | __time_get_c_storage<char>::__X() const |
| 4444 | { |
| 4445 | static string s("%H:%M:%S"); |
| 4446 | return s; |
| 4447 | } |
| 4448 | |
| 4449 | template <> |
| 4450 | const wstring& |
| 4451 | __time_get_c_storage<wchar_t>::__X() const |
| 4452 | { |
| 4453 | static wstring s(L"%H:%M:%S"); |
| 4454 | return s; |
| 4455 | } |
| 4456 | |
| 4457 | template <> |
| 4458 | const string& |
| 4459 | __time_get_c_storage<char>::__c() const |
| 4460 | { |
| 4461 | static string s("%a %b %d %H:%M:%S %Y"); |
| 4462 | return s; |
| 4463 | } |
| 4464 | |
| 4465 | template <> |
| 4466 | const wstring& |
| 4467 | __time_get_c_storage<wchar_t>::__c() const |
| 4468 | { |
| 4469 | static wstring s(L"%a %b %d %H:%M:%S %Y"); |
| 4470 | return s; |
| 4471 | } |
| 4472 | |
| 4473 | template <> |
| 4474 | const string& |
| 4475 | __time_get_c_storage<char>::__r() const |
| 4476 | { |
| 4477 | static string s("%I:%M:%S %p"); |
| 4478 | return s; |
| 4479 | } |
| 4480 | |
| 4481 | template <> |
| 4482 | const wstring& |
| 4483 | __time_get_c_storage<wchar_t>::__r() const |
| 4484 | { |
| 4485 | static wstring s(L"%I:%M:%S %p"); |
| 4486 | return s; |
| 4487 | } |
| 4488 | |
| 4489 | // time_get_byname |
| 4490 | |
| 4491 | __time_get::__time_get(const char* nm) |
| 4492 | : __loc_(newlocale(LC_ALL_MASK, nm, 0)) |
| 4493 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4494 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4495 | if (__loc_ == 0) |
| 4496 | throw runtime_error("time_get_byname" |
| 4497 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4498 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4499 | } |
| 4500 | |
| 4501 | __time_get::__time_get(const string& nm) |
| 4502 | : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) |
| 4503 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 4504 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4505 | if (__loc_ == 0) |
| 4506 | throw runtime_error("time_get_byname" |
| 4507 | " failed to construct for " + nm); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 4508 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4509 | } |
| 4510 | |
| 4511 | __time_get::~__time_get() |
| 4512 | { |
| 4513 | freelocale(__loc_); |
| 4514 | } |
| 4515 | |
| 4516 | template <> |
| 4517 | string |
| 4518 | __time_get_storage<char>::__analyze(char fmt, const ctype<char>& ct) |
| 4519 | { |
| 4520 | tm t; |
| 4521 | t.tm_sec = 59; |
| 4522 | t.tm_min = 55; |
| 4523 | t.tm_hour = 23; |
| 4524 | t.tm_mday = 31; |
| 4525 | t.tm_mon = 11; |
| 4526 | t.tm_year = 161; |
| 4527 | t.tm_wday = 6; |
| 4528 | t.tm_yday = 364; |
| 4529 | t.tm_isdst = -1; |
| 4530 | char buf[100]; |
| 4531 | char f[3] = {0}; |
| 4532 | f[0] = '%'; |
| 4533 | f[1] = fmt; |
| 4534 | size_t n = strftime_l(buf, 100, f, &t, __loc_); |
| 4535 | char* bb = buf; |
| 4536 | char* be = buf + n; |
| 4537 | string result; |
| 4538 | while (bb != be) |
| 4539 | { |
| 4540 | if (ct.is(ctype_base::space, *bb)) |
| 4541 | { |
| 4542 | result.push_back(' '); |
| 4543 | for (++bb; bb != be && ct.is(ctype_base::space, *bb); ++bb) |
| 4544 | ; |
| 4545 | continue; |
| 4546 | } |
| 4547 | char* w = bb; |
| 4548 | ios_base::iostate err = ios_base::goodbit; |
| 4549 | int i = __scan_keyword(w, be, this->__weeks_, this->__weeks_+14, |
| 4550 | ct, err, false) |
| 4551 | - this->__weeks_; |
| 4552 | if (i < 14) |
| 4553 | { |
| 4554 | result.push_back('%'); |
| 4555 | if (i < 7) |
| 4556 | result.push_back('A'); |
| 4557 | else |
| 4558 | result.push_back('a'); |
| 4559 | bb = w; |
| 4560 | continue; |
| 4561 | } |
| 4562 | w = bb; |
| 4563 | i = __scan_keyword(w, be, this->__months_, this->__months_+24, |
| 4564 | ct, err, false) |
| 4565 | - this->__months_; |
| 4566 | if (i < 24) |
| 4567 | { |
| 4568 | result.push_back('%'); |
| 4569 | if (i < 12) |
| 4570 | result.push_back('B'); |
| 4571 | else |
| 4572 | result.push_back('b'); |
| 4573 | if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) |
| 4574 | result.back() = 'm'; |
| 4575 | bb = w; |
| 4576 | continue; |
| 4577 | } |
| 4578 | if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) |
| 4579 | { |
| 4580 | w = bb; |
| 4581 | i = __scan_keyword(w, be, this->__am_pm_, this->__am_pm_+2, |
| 4582 | ct, err, false) - this->__am_pm_; |
| 4583 | if (i < 2) |
| 4584 | { |
| 4585 | result.push_back('%'); |
| 4586 | result.push_back('p'); |
| 4587 | bb = w; |
| 4588 | continue; |
| 4589 | } |
| 4590 | } |
| 4591 | w = bb; |
| 4592 | if (ct.is(ctype_base::digit, *bb)) |
| 4593 | { |
| 4594 | switch(__get_up_to_n_digits(bb, be, err, ct, 4)) |
| 4595 | { |
| 4596 | case 6: |
| 4597 | result.push_back('%'); |
| 4598 | result.push_back('w'); |
| 4599 | break; |
| 4600 | case 7: |
| 4601 | result.push_back('%'); |
| 4602 | result.push_back('u'); |
| 4603 | break; |
| 4604 | case 11: |
| 4605 | result.push_back('%'); |
| 4606 | result.push_back('I'); |
| 4607 | break; |
| 4608 | case 12: |
| 4609 | result.push_back('%'); |
| 4610 | result.push_back('m'); |
| 4611 | break; |
| 4612 | case 23: |
| 4613 | result.push_back('%'); |
| 4614 | result.push_back('H'); |
| 4615 | break; |
| 4616 | case 31: |
| 4617 | result.push_back('%'); |
| 4618 | result.push_back('d'); |
| 4619 | break; |
| 4620 | case 55: |
| 4621 | result.push_back('%'); |
| 4622 | result.push_back('M'); |
| 4623 | break; |
| 4624 | case 59: |
| 4625 | result.push_back('%'); |
| 4626 | result.push_back('S'); |
| 4627 | break; |
| 4628 | case 61: |
| 4629 | result.push_back('%'); |
| 4630 | result.push_back('y'); |
| 4631 | break; |
| 4632 | case 364: |
| 4633 | result.push_back('%'); |
| 4634 | result.push_back('j'); |
| 4635 | break; |
| 4636 | case 2061: |
| 4637 | result.push_back('%'); |
| 4638 | result.push_back('Y'); |
| 4639 | break; |
| 4640 | default: |
| 4641 | for (; w != bb; ++w) |
| 4642 | result.push_back(*w); |
| 4643 | break; |
| 4644 | } |
| 4645 | continue; |
| 4646 | } |
| 4647 | if (*bb == '%') |
| 4648 | { |
| 4649 | result.push_back('%'); |
| 4650 | result.push_back('%'); |
| 4651 | ++bb; |
| 4652 | continue; |
| 4653 | } |
| 4654 | result.push_back(*bb); |
| 4655 | ++bb; |
| 4656 | } |
| 4657 | return result; |
| 4658 | } |
| 4659 | |
| 4660 | template <> |
| 4661 | wstring |
| 4662 | __time_get_storage<wchar_t>::__analyze(char fmt, const ctype<wchar_t>& ct) |
| 4663 | { |
| 4664 | tm t; |
| 4665 | t.tm_sec = 59; |
| 4666 | t.tm_min = 55; |
| 4667 | t.tm_hour = 23; |
| 4668 | t.tm_mday = 31; |
| 4669 | t.tm_mon = 11; |
| 4670 | t.tm_year = 161; |
| 4671 | t.tm_wday = 6; |
| 4672 | t.tm_yday = 364; |
| 4673 | t.tm_isdst = -1; |
| 4674 | char buf[100]; |
| 4675 | char f[3] = {0}; |
| 4676 | f[0] = '%'; |
| 4677 | f[1] = fmt; |
| 4678 | size_t be = strftime_l(buf, 100, f, &t, __loc_); |
| 4679 | wchar_t wbuf[100]; |
| 4680 | wchar_t* wbb = wbuf; |
| 4681 | mbstate_t mb = {0}; |
| 4682 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4683 | 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] | 4684 | if (i == -1) |
| 4685 | __throw_runtime_error("locale not supported"); |
| 4686 | wchar_t* wbe = wbb + i; |
| 4687 | wstring result; |
| 4688 | while (wbb != wbe) |
| 4689 | { |
| 4690 | if (ct.is(ctype_base::space, *wbb)) |
| 4691 | { |
| 4692 | result.push_back(L' '); |
| 4693 | for (++wbb; wbb != wbe && ct.is(ctype_base::space, *wbb); ++wbb) |
| 4694 | ; |
| 4695 | continue; |
| 4696 | } |
| 4697 | wchar_t* w = wbb; |
| 4698 | ios_base::iostate err = ios_base::goodbit; |
| 4699 | int i = __scan_keyword(w, wbe, this->__weeks_, this->__weeks_+14, |
| 4700 | ct, err, false) |
| 4701 | - this->__weeks_; |
| 4702 | if (i < 14) |
| 4703 | { |
| 4704 | result.push_back(L'%'); |
| 4705 | if (i < 7) |
| 4706 | result.push_back(L'A'); |
| 4707 | else |
| 4708 | result.push_back(L'a'); |
| 4709 | wbb = w; |
| 4710 | continue; |
| 4711 | } |
| 4712 | w = wbb; |
| 4713 | i = __scan_keyword(w, wbe, this->__months_, this->__months_+24, |
| 4714 | ct, err, false) |
| 4715 | - this->__months_; |
| 4716 | if (i < 24) |
| 4717 | { |
| 4718 | result.push_back(L'%'); |
| 4719 | if (i < 12) |
| 4720 | result.push_back(L'B'); |
| 4721 | else |
| 4722 | result.push_back(L'b'); |
| 4723 | if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) |
| 4724 | result.back() = L'm'; |
| 4725 | wbb = w; |
| 4726 | continue; |
| 4727 | } |
| 4728 | if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) |
| 4729 | { |
| 4730 | w = wbb; |
| 4731 | i = __scan_keyword(w, wbe, this->__am_pm_, this->__am_pm_+2, |
| 4732 | ct, err, false) - this->__am_pm_; |
| 4733 | if (i < 2) |
| 4734 | { |
| 4735 | result.push_back(L'%'); |
| 4736 | result.push_back(L'p'); |
| 4737 | wbb = w; |
| 4738 | continue; |
| 4739 | } |
| 4740 | } |
| 4741 | w = wbb; |
| 4742 | if (ct.is(ctype_base::digit, *wbb)) |
| 4743 | { |
| 4744 | switch(__get_up_to_n_digits(wbb, wbe, err, ct, 4)) |
| 4745 | { |
| 4746 | case 6: |
| 4747 | result.push_back(L'%'); |
| 4748 | result.push_back(L'w'); |
| 4749 | break; |
| 4750 | case 7: |
| 4751 | result.push_back(L'%'); |
| 4752 | result.push_back(L'u'); |
| 4753 | break; |
| 4754 | case 11: |
| 4755 | result.push_back(L'%'); |
| 4756 | result.push_back(L'I'); |
| 4757 | break; |
| 4758 | case 12: |
| 4759 | result.push_back(L'%'); |
| 4760 | result.push_back(L'm'); |
| 4761 | break; |
| 4762 | case 23: |
| 4763 | result.push_back(L'%'); |
| 4764 | result.push_back(L'H'); |
| 4765 | break; |
| 4766 | case 31: |
| 4767 | result.push_back(L'%'); |
| 4768 | result.push_back(L'd'); |
| 4769 | break; |
| 4770 | case 55: |
| 4771 | result.push_back(L'%'); |
| 4772 | result.push_back(L'M'); |
| 4773 | break; |
| 4774 | case 59: |
| 4775 | result.push_back(L'%'); |
| 4776 | result.push_back(L'S'); |
| 4777 | break; |
| 4778 | case 61: |
| 4779 | result.push_back(L'%'); |
| 4780 | result.push_back(L'y'); |
| 4781 | break; |
| 4782 | case 364: |
| 4783 | result.push_back(L'%'); |
| 4784 | result.push_back(L'j'); |
| 4785 | break; |
| 4786 | case 2061: |
| 4787 | result.push_back(L'%'); |
| 4788 | result.push_back(L'Y'); |
| 4789 | break; |
| 4790 | default: |
| 4791 | for (; w != wbb; ++w) |
| 4792 | result.push_back(*w); |
| 4793 | break; |
| 4794 | } |
| 4795 | continue; |
| 4796 | } |
| 4797 | if (ct.narrow(*wbb, 0) == '%') |
| 4798 | { |
| 4799 | result.push_back(L'%'); |
| 4800 | result.push_back(L'%'); |
| 4801 | ++wbb; |
| 4802 | continue; |
| 4803 | } |
| 4804 | result.push_back(*wbb); |
| 4805 | ++wbb; |
| 4806 | } |
| 4807 | return result; |
| 4808 | } |
| 4809 | |
| 4810 | template <> |
| 4811 | void |
| 4812 | __time_get_storage<char>::init(const ctype<char>& ct) |
| 4813 | { |
| 4814 | tm t; |
| 4815 | char buf[100]; |
| 4816 | // __weeks_ |
| 4817 | for (int i = 0; i < 7; ++i) |
| 4818 | { |
| 4819 | t.tm_wday = i; |
| 4820 | strftime_l(buf, 100, "%A", &t, __loc_); |
| 4821 | __weeks_[i] = buf; |
| 4822 | strftime_l(buf, 100, "%a", &t, __loc_); |
| 4823 | __weeks_[i+7] = buf; |
| 4824 | } |
| 4825 | // __months_ |
| 4826 | for (int i = 0; i < 12; ++i) |
| 4827 | { |
| 4828 | t.tm_mon = i; |
| 4829 | strftime_l(buf, 100, "%B", &t, __loc_); |
| 4830 | __months_[i] = buf; |
| 4831 | strftime_l(buf, 100, "%b", &t, __loc_); |
| 4832 | __months_[i+12] = buf; |
| 4833 | } |
| 4834 | // __am_pm_ |
| 4835 | t.tm_hour = 1; |
| 4836 | strftime_l(buf, 100, "%p", &t, __loc_); |
| 4837 | __am_pm_[0] = buf; |
| 4838 | t.tm_hour = 13; |
| 4839 | strftime_l(buf, 100, "%p", &t, __loc_); |
| 4840 | __am_pm_[1] = buf; |
| 4841 | __c_ = __analyze('c', ct); |
| 4842 | __r_ = __analyze('r', ct); |
| 4843 | __x_ = __analyze('x', ct); |
| 4844 | __X_ = __analyze('X', ct); |
| 4845 | } |
| 4846 | |
| 4847 | template <> |
| 4848 | void |
| 4849 | __time_get_storage<wchar_t>::init(const ctype<wchar_t>& ct) |
| 4850 | { |
| 4851 | tm t = {0}; |
| 4852 | char buf[100]; |
| 4853 | size_t be; |
| 4854 | wchar_t wbuf[100]; |
| 4855 | wchar_t* wbe; |
| 4856 | mbstate_t mb = {0}; |
| 4857 | // __weeks_ |
| 4858 | for (int i = 0; i < 7; ++i) |
| 4859 | { |
| 4860 | t.tm_wday = i; |
| 4861 | be = strftime_l(buf, 100, "%A", &t, __loc_); |
| 4862 | mb = mbstate_t(); |
| 4863 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4864 | 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] | 4865 | if (j == -1) |
| 4866 | __throw_runtime_error("locale not supported"); |
| 4867 | wbe = wbuf + j; |
| 4868 | __weeks_[i].assign(wbuf, wbe); |
| 4869 | be = strftime_l(buf, 100, "%a", &t, __loc_); |
| 4870 | mb = mbstate_t(); |
| 4871 | bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4872 | 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] | 4873 | if (j == -1) |
| 4874 | __throw_runtime_error("locale not supported"); |
| 4875 | wbe = wbuf + j; |
| 4876 | __weeks_[i+7].assign(wbuf, wbe); |
| 4877 | } |
| 4878 | // __months_ |
| 4879 | for (int i = 0; i < 12; ++i) |
| 4880 | { |
| 4881 | t.tm_mon = i; |
| 4882 | be = strftime_l(buf, 100, "%B", &t, __loc_); |
| 4883 | mb = mbstate_t(); |
| 4884 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4885 | 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] | 4886 | if (j == -1) |
| 4887 | __throw_runtime_error("locale not supported"); |
| 4888 | wbe = wbuf + j; |
| 4889 | __months_[i].assign(wbuf, wbe); |
| 4890 | be = strftime_l(buf, 100, "%b", &t, __loc_); |
| 4891 | mb = mbstate_t(); |
| 4892 | bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4893 | 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] | 4894 | if (j == -1) |
| 4895 | __throw_runtime_error("locale not supported"); |
| 4896 | wbe = wbuf + j; |
| 4897 | __months_[i+12].assign(wbuf, wbe); |
| 4898 | } |
| 4899 | // __am_pm_ |
| 4900 | t.tm_hour = 1; |
| 4901 | be = strftime_l(buf, 100, "%p", &t, __loc_); |
| 4902 | mb = mbstate_t(); |
| 4903 | const char* bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4904 | 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] | 4905 | if (j == -1) |
| 4906 | __throw_runtime_error("locale not supported"); |
| 4907 | wbe = wbuf + j; |
| 4908 | __am_pm_[0].assign(wbuf, wbe); |
| 4909 | t.tm_hour = 13; |
| 4910 | be = strftime_l(buf, 100, "%p", &t, __loc_); |
| 4911 | mb = mbstate_t(); |
| 4912 | bb = buf; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 4913 | 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] | 4914 | if (j == -1) |
| 4915 | __throw_runtime_error("locale not supported"); |
| 4916 | wbe = wbuf + j; |
| 4917 | __am_pm_[1].assign(wbuf, wbe); |
| 4918 | __c_ = __analyze('c', ct); |
| 4919 | __r_ = __analyze('r', ct); |
| 4920 | __x_ = __analyze('x', ct); |
| 4921 | __X_ = __analyze('X', ct); |
| 4922 | } |
| 4923 | |
| 4924 | template <class CharT> |
| 4925 | struct _LIBCPP_HIDDEN __time_get_temp |
| 4926 | : public ctype_byname<CharT> |
| 4927 | { |
| 4928 | explicit __time_get_temp(const char* nm) |
| 4929 | : ctype_byname<CharT>(nm, 1) {} |
| 4930 | explicit __time_get_temp(const string& nm) |
| 4931 | : ctype_byname<CharT>(nm, 1) {} |
| 4932 | }; |
| 4933 | |
| 4934 | template <> |
| 4935 | __time_get_storage<char>::__time_get_storage(const char* __nm) |
| 4936 | : __time_get(__nm) |
| 4937 | { |
| 4938 | const __time_get_temp<char> ct(__nm); |
| 4939 | init(ct); |
| 4940 | } |
| 4941 | |
| 4942 | template <> |
| 4943 | __time_get_storage<char>::__time_get_storage(const string& __nm) |
| 4944 | : __time_get(__nm) |
| 4945 | { |
| 4946 | const __time_get_temp<char> ct(__nm); |
| 4947 | init(ct); |
| 4948 | } |
| 4949 | |
| 4950 | template <> |
| 4951 | __time_get_storage<wchar_t>::__time_get_storage(const char* __nm) |
| 4952 | : __time_get(__nm) |
| 4953 | { |
| 4954 | const __time_get_temp<wchar_t> ct(__nm); |
| 4955 | init(ct); |
| 4956 | } |
| 4957 | |
| 4958 | template <> |
| 4959 | __time_get_storage<wchar_t>::__time_get_storage(const string& __nm) |
| 4960 | : __time_get(__nm) |
| 4961 | { |
| 4962 | const __time_get_temp<wchar_t> ct(__nm); |
| 4963 | init(ct); |
| 4964 | } |
| 4965 | |
| 4966 | template <> |
| 4967 | time_base::dateorder |
| 4968 | __time_get_storage<char>::__do_date_order() const |
| 4969 | { |
| 4970 | unsigned i; |
| 4971 | for (i = 0; i < __x_.size(); ++i) |
| 4972 | if (__x_[i] == '%') |
| 4973 | break; |
| 4974 | ++i; |
| 4975 | switch (__x_[i]) |
| 4976 | { |
| 4977 | case 'y': |
| 4978 | case 'Y': |
| 4979 | for (++i; i < __x_.size(); ++i) |
| 4980 | if (__x_[i] == '%') |
| 4981 | break; |
| 4982 | if (i == __x_.size()) |
| 4983 | break; |
| 4984 | ++i; |
| 4985 | switch (__x_[i]) |
| 4986 | { |
| 4987 | case 'm': |
| 4988 | for (++i; i < __x_.size(); ++i) |
| 4989 | if (__x_[i] == '%') |
| 4990 | break; |
| 4991 | if (i == __x_.size()) |
| 4992 | break; |
| 4993 | ++i; |
| 4994 | if (__x_[i] == 'd') |
| 4995 | return time_base::ymd; |
| 4996 | break; |
| 4997 | case 'd': |
| 4998 | for (++i; i < __x_.size(); ++i) |
| 4999 | if (__x_[i] == '%') |
| 5000 | break; |
| 5001 | if (i == __x_.size()) |
| 5002 | break; |
| 5003 | ++i; |
| 5004 | if (__x_[i] == 'm') |
| 5005 | return time_base::ydm; |
| 5006 | break; |
| 5007 | } |
| 5008 | break; |
| 5009 | case 'm': |
| 5010 | for (++i; i < __x_.size(); ++i) |
| 5011 | if (__x_[i] == '%') |
| 5012 | break; |
| 5013 | if (i == __x_.size()) |
| 5014 | break; |
| 5015 | ++i; |
| 5016 | if (__x_[i] == 'd') |
| 5017 | { |
| 5018 | for (++i; i < __x_.size(); ++i) |
| 5019 | if (__x_[i] == '%') |
| 5020 | break; |
| 5021 | if (i == __x_.size()) |
| 5022 | break; |
| 5023 | ++i; |
| 5024 | if (__x_[i] == 'y' || __x_[i] == 'Y') |
| 5025 | return time_base::mdy; |
| 5026 | break; |
| 5027 | } |
| 5028 | break; |
| 5029 | case 'd': |
| 5030 | for (++i; i < __x_.size(); ++i) |
| 5031 | if (__x_[i] == '%') |
| 5032 | break; |
| 5033 | if (i == __x_.size()) |
| 5034 | break; |
| 5035 | ++i; |
| 5036 | if (__x_[i] == 'm') |
| 5037 | { |
| 5038 | for (++i; i < __x_.size(); ++i) |
| 5039 | if (__x_[i] == '%') |
| 5040 | break; |
| 5041 | if (i == __x_.size()) |
| 5042 | break; |
| 5043 | ++i; |
| 5044 | if (__x_[i] == 'y' || __x_[i] == 'Y') |
| 5045 | return time_base::dmy; |
| 5046 | break; |
| 5047 | } |
| 5048 | break; |
| 5049 | } |
| 5050 | return time_base::no_order; |
| 5051 | } |
| 5052 | |
| 5053 | template <> |
| 5054 | time_base::dateorder |
| 5055 | __time_get_storage<wchar_t>::__do_date_order() const |
| 5056 | { |
| 5057 | unsigned i; |
| 5058 | for (i = 0; i < __x_.size(); ++i) |
| 5059 | if (__x_[i] == L'%') |
| 5060 | break; |
| 5061 | ++i; |
| 5062 | switch (__x_[i]) |
| 5063 | { |
| 5064 | case L'y': |
| 5065 | case L'Y': |
| 5066 | for (++i; i < __x_.size(); ++i) |
| 5067 | if (__x_[i] == L'%') |
| 5068 | break; |
| 5069 | if (i == __x_.size()) |
| 5070 | break; |
| 5071 | ++i; |
| 5072 | switch (__x_[i]) |
| 5073 | { |
| 5074 | case L'm': |
| 5075 | for (++i; i < __x_.size(); ++i) |
| 5076 | if (__x_[i] == L'%') |
| 5077 | break; |
| 5078 | if (i == __x_.size()) |
| 5079 | break; |
| 5080 | ++i; |
| 5081 | if (__x_[i] == L'd') |
| 5082 | return time_base::ymd; |
| 5083 | break; |
| 5084 | case L'd': |
| 5085 | for (++i; i < __x_.size(); ++i) |
| 5086 | if (__x_[i] == L'%') |
| 5087 | break; |
| 5088 | if (i == __x_.size()) |
| 5089 | break; |
| 5090 | ++i; |
| 5091 | if (__x_[i] == L'm') |
| 5092 | return time_base::ydm; |
| 5093 | break; |
| 5094 | } |
| 5095 | break; |
| 5096 | case L'm': |
| 5097 | for (++i; i < __x_.size(); ++i) |
| 5098 | if (__x_[i] == L'%') |
| 5099 | break; |
| 5100 | if (i == __x_.size()) |
| 5101 | break; |
| 5102 | ++i; |
| 5103 | if (__x_[i] == L'd') |
| 5104 | { |
| 5105 | for (++i; i < __x_.size(); ++i) |
| 5106 | if (__x_[i] == L'%') |
| 5107 | break; |
| 5108 | if (i == __x_.size()) |
| 5109 | break; |
| 5110 | ++i; |
| 5111 | if (__x_[i] == L'y' || __x_[i] == L'Y') |
| 5112 | return time_base::mdy; |
| 5113 | break; |
| 5114 | } |
| 5115 | break; |
| 5116 | case L'd': |
| 5117 | for (++i; i < __x_.size(); ++i) |
| 5118 | if (__x_[i] == L'%') |
| 5119 | break; |
| 5120 | if (i == __x_.size()) |
| 5121 | break; |
| 5122 | ++i; |
| 5123 | if (__x_[i] == L'm') |
| 5124 | { |
| 5125 | for (++i; i < __x_.size(); ++i) |
| 5126 | if (__x_[i] == L'%') |
| 5127 | break; |
| 5128 | if (i == __x_.size()) |
| 5129 | break; |
| 5130 | ++i; |
| 5131 | if (__x_[i] == L'y' || __x_[i] == L'Y') |
| 5132 | return time_base::dmy; |
| 5133 | break; |
| 5134 | } |
| 5135 | break; |
| 5136 | } |
| 5137 | return time_base::no_order; |
| 5138 | } |
| 5139 | |
| 5140 | // time_put |
| 5141 | |
| 5142 | __time_put::__time_put(const char* nm) |
| 5143 | : __loc_(newlocale(LC_ALL_MASK, nm, 0)) |
| 5144 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5145 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5146 | if (__loc_ == 0) |
| 5147 | throw runtime_error("time_put_byname" |
| 5148 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5149 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5150 | } |
| 5151 | |
| 5152 | __time_put::__time_put(const string& nm) |
| 5153 | : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) |
| 5154 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5155 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5156 | if (__loc_ == 0) |
| 5157 | throw runtime_error("time_put_byname" |
| 5158 | " failed to construct for " + nm); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5159 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5160 | } |
| 5161 | |
| 5162 | __time_put::~__time_put() |
| 5163 | { |
| 5164 | if (__loc_) |
| 5165 | freelocale(__loc_); |
| 5166 | } |
| 5167 | |
| 5168 | void |
| 5169 | __time_put::__do_put(char* __nb, char*& __ne, const tm* __tm, |
| 5170 | char __fmt, char __mod) const |
| 5171 | { |
| 5172 | char fmt[] = {'%', __fmt, __mod, 0}; |
| 5173 | if (__mod != 0) |
| 5174 | swap(fmt[1], fmt[2]); |
| 5175 | size_t n = strftime_l(__nb, __ne-__nb, fmt, __tm, __loc_); |
| 5176 | __ne = __nb + n; |
| 5177 | } |
| 5178 | |
| 5179 | void |
| 5180 | __time_put::__do_put(wchar_t* __wb, wchar_t*& __we, const tm* __tm, |
| 5181 | char __fmt, char __mod) const |
| 5182 | { |
| 5183 | char __nar[100]; |
| 5184 | char* __ne = __nar + 100; |
| 5185 | __do_put(__nar, __ne, __tm, __fmt, __mod); |
| 5186 | mbstate_t mb = {0}; |
| 5187 | const char* __nb = __nar; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5188 | size_t j = with_locale::mbsrtowcs_l(__wb, &__nb, 100, &mb, __loc_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5189 | if (j == -1) |
| 5190 | __throw_runtime_error("locale not supported"); |
| 5191 | __we = __wb + j; |
| 5192 | } |
| 5193 | |
| 5194 | // moneypunct_byname |
| 5195 | |
| 5196 | static |
| 5197 | void |
| 5198 | __init_pat(money_base::pattern& pat, char cs_precedes, char sep_by_space, char sign_posn) |
| 5199 | { |
| 5200 | const char sign = static_cast<char>(money_base::sign); |
| 5201 | const char space = static_cast<char>(money_base::space); |
| 5202 | const char none = static_cast<char>(money_base::none); |
| 5203 | const char symbol = static_cast<char>(money_base::symbol); |
| 5204 | const char value = static_cast<char>(money_base::value); |
| 5205 | switch (cs_precedes) |
| 5206 | { |
| 5207 | case 0: |
| 5208 | switch (sign_posn) |
| 5209 | { |
| 5210 | case 0: |
| 5211 | pat.field[0] = sign; |
| 5212 | pat.field[1] = value; |
| 5213 | pat.field[3] = symbol; |
| 5214 | switch (sep_by_space) |
| 5215 | { |
| 5216 | case 0: |
| 5217 | pat.field[2] = none; |
| 5218 | return; |
| 5219 | case 1: |
| 5220 | case 2: |
| 5221 | pat.field[2] = space; |
| 5222 | return; |
| 5223 | default: |
| 5224 | break; |
| 5225 | } |
| 5226 | break; |
| 5227 | case 1: |
| 5228 | pat.field[0] = sign; |
| 5229 | pat.field[3] = symbol; |
| 5230 | switch (sep_by_space) |
| 5231 | { |
| 5232 | case 0: |
| 5233 | pat.field[1] = value; |
| 5234 | pat.field[2] = none; |
| 5235 | return; |
| 5236 | case 1: |
| 5237 | pat.field[1] = value; |
| 5238 | pat.field[2] = space; |
| 5239 | return; |
| 5240 | case 2: |
| 5241 | pat.field[1] = space; |
| 5242 | pat.field[2] = value; |
| 5243 | return; |
| 5244 | default: |
| 5245 | break; |
| 5246 | } |
| 5247 | break; |
| 5248 | case 2: |
| 5249 | pat.field[0] = value; |
| 5250 | pat.field[3] = sign; |
| 5251 | switch (sep_by_space) |
| 5252 | { |
| 5253 | case 0: |
| 5254 | pat.field[1] = none; |
| 5255 | pat.field[2] = symbol; |
| 5256 | return; |
| 5257 | case 1: |
| 5258 | pat.field[1] = space; |
| 5259 | pat.field[2] = symbol; |
| 5260 | return; |
| 5261 | case 2: |
| 5262 | pat.field[1] = symbol; |
| 5263 | pat.field[2] = space; |
| 5264 | return; |
| 5265 | default: |
| 5266 | break; |
| 5267 | } |
| 5268 | break; |
| 5269 | case 3: |
| 5270 | pat.field[0] = value; |
| 5271 | pat.field[3] = symbol; |
| 5272 | switch (sep_by_space) |
| 5273 | { |
| 5274 | case 0: |
| 5275 | pat.field[1] = none; |
| 5276 | pat.field[2] = sign; |
| 5277 | return; |
| 5278 | case 1: |
| 5279 | pat.field[1] = space; |
| 5280 | pat.field[2] = sign; |
| 5281 | return; |
| 5282 | case 2: |
| 5283 | pat.field[1] = sign; |
| 5284 | pat.field[2] = space; |
| 5285 | return; |
| 5286 | default: |
| 5287 | break; |
| 5288 | } |
| 5289 | break; |
| 5290 | case 4: |
| 5291 | pat.field[0] = value; |
| 5292 | pat.field[3] = sign; |
| 5293 | switch (sep_by_space) |
| 5294 | { |
| 5295 | case 0: |
| 5296 | pat.field[1] = none; |
| 5297 | pat.field[2] = symbol; |
| 5298 | return; |
| 5299 | case 1: |
| 5300 | pat.field[1] = space; |
| 5301 | pat.field[2] = symbol; |
| 5302 | return; |
| 5303 | case 2: |
| 5304 | pat.field[1] = symbol; |
| 5305 | pat.field[2] = space; |
| 5306 | return; |
| 5307 | default: |
| 5308 | break; |
| 5309 | } |
| 5310 | break; |
| 5311 | default: |
| 5312 | break; |
| 5313 | } |
| 5314 | break; |
| 5315 | case 1: |
| 5316 | switch (sign_posn) |
| 5317 | { |
| 5318 | case 0: |
| 5319 | pat.field[0] = sign; |
| 5320 | pat.field[1] = symbol; |
| 5321 | pat.field[3] = value; |
| 5322 | switch (sep_by_space) |
| 5323 | { |
| 5324 | case 0: |
| 5325 | pat.field[2] = none; |
| 5326 | return; |
| 5327 | case 1: |
| 5328 | case 2: |
| 5329 | pat.field[2] = space; |
| 5330 | return; |
| 5331 | default: |
| 5332 | break; |
| 5333 | } |
| 5334 | break; |
| 5335 | case 1: |
| 5336 | pat.field[0] = sign; |
| 5337 | pat.field[3] = value; |
| 5338 | switch (sep_by_space) |
| 5339 | { |
| 5340 | case 0: |
| 5341 | pat.field[1] = symbol; |
| 5342 | pat.field[2] = none; |
| 5343 | return; |
| 5344 | case 1: |
| 5345 | pat.field[1] = symbol; |
| 5346 | pat.field[2] = space; |
| 5347 | return; |
| 5348 | case 2: |
| 5349 | pat.field[1] = space; |
| 5350 | pat.field[2] = symbol; |
| 5351 | return; |
| 5352 | default: |
| 5353 | break; |
| 5354 | } |
| 5355 | break; |
| 5356 | case 2: |
| 5357 | pat.field[0] = symbol; |
| 5358 | pat.field[3] = sign; |
| 5359 | switch (sep_by_space) |
| 5360 | { |
| 5361 | case 0: |
| 5362 | pat.field[1] = none; |
| 5363 | pat.field[2] = value; |
| 5364 | return; |
| 5365 | case 1: |
| 5366 | pat.field[1] = space; |
| 5367 | pat.field[2] = value; |
| 5368 | return; |
| 5369 | case 2: |
| 5370 | pat.field[1] = value; |
| 5371 | pat.field[2] = space; |
| 5372 | return; |
| 5373 | default: |
| 5374 | break; |
| 5375 | } |
| 5376 | break; |
| 5377 | case 3: |
| 5378 | pat.field[0] = sign; |
| 5379 | pat.field[3] = value; |
| 5380 | switch (sep_by_space) |
| 5381 | { |
| 5382 | case 0: |
| 5383 | pat.field[1] = symbol; |
| 5384 | pat.field[2] = none; |
| 5385 | return; |
| 5386 | case 1: |
| 5387 | pat.field[1] = symbol; |
| 5388 | pat.field[2] = space; |
| 5389 | return; |
| 5390 | case 2: |
| 5391 | pat.field[1] = space; |
| 5392 | pat.field[2] = symbol; |
| 5393 | return; |
| 5394 | default: |
| 5395 | break; |
| 5396 | } |
| 5397 | break; |
| 5398 | case 4: |
| 5399 | pat.field[0] = symbol; |
| 5400 | pat.field[3] = value; |
| 5401 | switch (sep_by_space) |
| 5402 | { |
| 5403 | case 0: |
| 5404 | pat.field[1] = sign; |
| 5405 | pat.field[2] = none; |
| 5406 | return; |
| 5407 | case 1: |
| 5408 | pat.field[1] = sign; |
| 5409 | pat.field[2] = space; |
| 5410 | return; |
| 5411 | case 2: |
| 5412 | pat.field[1] = space; |
| 5413 | pat.field[2] = sign; |
| 5414 | return; |
| 5415 | default: |
| 5416 | break; |
| 5417 | } |
| 5418 | break; |
| 5419 | default: |
| 5420 | break; |
| 5421 | } |
| 5422 | break; |
| 5423 | default: |
| 5424 | break; |
| 5425 | } |
| 5426 | pat.field[0] = symbol; |
| 5427 | pat.field[1] = sign; |
| 5428 | pat.field[2] = none; |
| 5429 | pat.field[3] = value; |
| 5430 | } |
| 5431 | |
| 5432 | template<> |
| 5433 | void |
| 5434 | moneypunct_byname<char, false>::init(const char* nm) |
| 5435 | { |
| 5436 | typedef moneypunct<char, false> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5437 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5438 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5439 | if (loc == 0) |
| 5440 | throw runtime_error("moneypunct_byname" |
| 5441 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5442 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5443 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5444 | if (*lc->mon_decimal_point) |
| 5445 | __decimal_point_ = *lc->mon_decimal_point; |
| 5446 | else |
| 5447 | __decimal_point_ = base::do_decimal_point(); |
| 5448 | if (*lc->mon_thousands_sep) |
| 5449 | __thousands_sep_ = *lc->mon_thousands_sep; |
| 5450 | else |
| 5451 | __thousands_sep_ = base::do_thousands_sep(); |
| 5452 | __grouping_ = lc->mon_grouping; |
| 5453 | __curr_symbol_ = lc->currency_symbol; |
| 5454 | if (lc->frac_digits != CHAR_MAX) |
| 5455 | __frac_digits_ = lc->frac_digits; |
| 5456 | else |
| 5457 | __frac_digits_ = base::do_frac_digits(); |
| 5458 | if (lc->p_sign_posn == 0) |
| 5459 | __positive_sign_ = "()"; |
| 5460 | else |
| 5461 | __positive_sign_ = lc->positive_sign; |
| 5462 | if (lc->n_sign_posn == 0) |
| 5463 | __negative_sign_ = "()"; |
| 5464 | else |
| 5465 | __negative_sign_ = lc->negative_sign; |
| 5466 | __init_pat(__pos_format_, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn); |
| 5467 | __init_pat(__neg_format_, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn); |
| 5468 | } |
| 5469 | |
| 5470 | template<> |
| 5471 | void |
| 5472 | moneypunct_byname<char, true>::init(const char* nm) |
| 5473 | { |
| 5474 | typedef moneypunct<char, true> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5475 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5476 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5477 | if (loc == 0) |
| 5478 | throw runtime_error("moneypunct_byname" |
| 5479 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5480 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5481 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5482 | if (*lc->mon_decimal_point) |
| 5483 | __decimal_point_ = *lc->mon_decimal_point; |
| 5484 | else |
| 5485 | __decimal_point_ = base::do_decimal_point(); |
| 5486 | if (*lc->mon_thousands_sep) |
| 5487 | __thousands_sep_ = *lc->mon_thousands_sep; |
| 5488 | else |
| 5489 | __thousands_sep_ = base::do_thousands_sep(); |
| 5490 | __grouping_ = lc->mon_grouping; |
| 5491 | __curr_symbol_ = lc->int_curr_symbol; |
| 5492 | if (lc->int_frac_digits != CHAR_MAX) |
| 5493 | __frac_digits_ = lc->int_frac_digits; |
| 5494 | else |
| 5495 | __frac_digits_ = base::do_frac_digits(); |
| 5496 | if (lc->int_p_sign_posn == 0) |
| 5497 | __positive_sign_ = "()"; |
| 5498 | else |
| 5499 | __positive_sign_ = lc->positive_sign; |
| 5500 | if (lc->int_n_sign_posn == 0) |
| 5501 | __negative_sign_ = "()"; |
| 5502 | else |
| 5503 | __negative_sign_ = lc->negative_sign; |
| 5504 | __init_pat(__pos_format_, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn); |
| 5505 | __init_pat(__neg_format_, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn); |
| 5506 | } |
| 5507 | |
| 5508 | template<> |
| 5509 | void |
| 5510 | moneypunct_byname<wchar_t, false>::init(const char* nm) |
| 5511 | { |
| 5512 | typedef moneypunct<wchar_t, false> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5513 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5514 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5515 | if (loc == 0) |
| 5516 | throw runtime_error("moneypunct_byname" |
| 5517 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5518 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5519 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5520 | if (*lc->mon_decimal_point) |
| 5521 | __decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point); |
| 5522 | else |
| 5523 | __decimal_point_ = base::do_decimal_point(); |
| 5524 | if (*lc->mon_thousands_sep) |
| 5525 | __thousands_sep_ = static_cast<wchar_t>(*lc->mon_thousands_sep); |
| 5526 | else |
| 5527 | __thousands_sep_ = base::do_thousands_sep(); |
| 5528 | __grouping_ = lc->mon_grouping; |
| 5529 | wchar_t wbuf[100]; |
| 5530 | mbstate_t mb = {0}; |
| 5531 | const char* bb = lc->currency_symbol; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5532 | 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] | 5533 | if (j == -1) |
| 5534 | __throw_runtime_error("locale not supported"); |
| 5535 | wchar_t* wbe = wbuf + j; |
| 5536 | __curr_symbol_.assign(wbuf, wbe); |
| 5537 | if (lc->frac_digits != CHAR_MAX) |
| 5538 | __frac_digits_ = lc->frac_digits; |
| 5539 | else |
| 5540 | __frac_digits_ = base::do_frac_digits(); |
| 5541 | if (lc->p_sign_posn == 0) |
| 5542 | __positive_sign_ = L"()"; |
| 5543 | else |
| 5544 | { |
| 5545 | mb = mbstate_t(); |
| 5546 | bb = lc->positive_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5547 | 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] | 5548 | if (j == -1) |
| 5549 | __throw_runtime_error("locale not supported"); |
| 5550 | wbe = wbuf + j; |
| 5551 | __positive_sign_.assign(wbuf, wbe); |
| 5552 | } |
| 5553 | if (lc->n_sign_posn == 0) |
| 5554 | __negative_sign_ = L"()"; |
| 5555 | else |
| 5556 | { |
| 5557 | mb = mbstate_t(); |
| 5558 | bb = lc->negative_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5559 | 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] | 5560 | if (j == -1) |
| 5561 | __throw_runtime_error("locale not supported"); |
| 5562 | wbe = wbuf + j; |
| 5563 | __negative_sign_.assign(wbuf, wbe); |
| 5564 | } |
| 5565 | __init_pat(__pos_format_, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn); |
| 5566 | __init_pat(__neg_format_, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn); |
| 5567 | } |
| 5568 | |
| 5569 | template<> |
| 5570 | void |
| 5571 | moneypunct_byname<wchar_t, true>::init(const char* nm) |
| 5572 | { |
| 5573 | typedef moneypunct<wchar_t, true> base; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5574 | locale_unique_ptr loc(newlocale(LC_ALL_MASK, nm, 0), freelocale); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5575 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5576 | if (loc == 0) |
| 5577 | throw runtime_error("moneypunct_byname" |
| 5578 | " failed to construct for " + string(nm)); |
Howard Hinnant | 16e6e1d | 2010-08-22 00:03:27 +0000 | [diff] [blame] | 5579 | #endif // _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5580 | lconv* lc = with_locale::localeconv_l(loc.get()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5581 | if (*lc->mon_decimal_point) |
| 5582 | __decimal_point_ = static_cast<wchar_t>(*lc->mon_decimal_point); |
| 5583 | else |
| 5584 | __decimal_point_ = base::do_decimal_point(); |
| 5585 | if (*lc->mon_thousands_sep) |
| 5586 | __thousands_sep_ = static_cast<wchar_t>(*lc->mon_thousands_sep); |
| 5587 | else |
| 5588 | __thousands_sep_ = base::do_thousands_sep(); |
| 5589 | __grouping_ = lc->mon_grouping; |
| 5590 | wchar_t wbuf[100]; |
| 5591 | mbstate_t mb = {0}; |
| 5592 | const char* bb = lc->int_curr_symbol; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5593 | 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] | 5594 | if (j == -1) |
| 5595 | __throw_runtime_error("locale not supported"); |
| 5596 | wchar_t* wbe = wbuf + j; |
| 5597 | __curr_symbol_.assign(wbuf, wbe); |
| 5598 | if (lc->int_frac_digits != CHAR_MAX) |
| 5599 | __frac_digits_ = lc->int_frac_digits; |
| 5600 | else |
| 5601 | __frac_digits_ = base::do_frac_digits(); |
| 5602 | if (lc->int_p_sign_posn == 0) |
| 5603 | __positive_sign_ = L"()"; |
| 5604 | else |
| 5605 | { |
| 5606 | mb = mbstate_t(); |
| 5607 | bb = lc->positive_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5608 | 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] | 5609 | if (j == -1) |
| 5610 | __throw_runtime_error("locale not supported"); |
| 5611 | wbe = wbuf + j; |
| 5612 | __positive_sign_.assign(wbuf, wbe); |
| 5613 | } |
| 5614 | if (lc->int_n_sign_posn == 0) |
| 5615 | __negative_sign_ = L"()"; |
| 5616 | else |
| 5617 | { |
| 5618 | mb = mbstate_t(); |
| 5619 | bb = lc->negative_sign; |
Howard Hinnant | d318d49 | 2011-06-30 14:21:55 +0000 | [diff] [blame] | 5620 | 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] | 5621 | if (j == -1) |
| 5622 | __throw_runtime_error("locale not supported"); |
| 5623 | wbe = wbuf + j; |
| 5624 | __negative_sign_.assign(wbuf, wbe); |
| 5625 | } |
| 5626 | __init_pat(__pos_format_, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn); |
| 5627 | __init_pat(__neg_format_, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn); |
| 5628 | } |
| 5629 | |
| 5630 | void __do_nothing(void*) {} |
| 5631 | |
| 5632 | void __throw_runtime_error(const char* msg) |
| 5633 | { |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5634 | #ifndef _LIBCPP_NO_EXCEPTIONS |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5635 | throw runtime_error(msg); |
Howard Hinnant | d444470 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 5636 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5637 | } |
| 5638 | |
| 5639 | template class collate<char>; |
| 5640 | template class collate<wchar_t>; |
| 5641 | |
| 5642 | template class num_get<char>; |
| 5643 | template class num_get<wchar_t>; |
| 5644 | |
| 5645 | template class __num_get<char>; |
| 5646 | template class __num_get<wchar_t>; |
| 5647 | |
| 5648 | template class num_put<char>; |
| 5649 | template class num_put<wchar_t>; |
| 5650 | |
| 5651 | template class __num_put<char>; |
| 5652 | template class __num_put<wchar_t>; |
| 5653 | |
| 5654 | template class time_get<char>; |
| 5655 | template class time_get<wchar_t>; |
| 5656 | |
| 5657 | template class time_get_byname<char>; |
| 5658 | template class time_get_byname<wchar_t>; |
| 5659 | |
| 5660 | template class time_put<char>; |
| 5661 | template class time_put<wchar_t>; |
| 5662 | |
| 5663 | template class time_put_byname<char>; |
| 5664 | template class time_put_byname<wchar_t>; |
| 5665 | |
| 5666 | template class moneypunct<char, false>; |
| 5667 | template class moneypunct<char, true>; |
| 5668 | template class moneypunct<wchar_t, false>; |
| 5669 | template class moneypunct<wchar_t, true>; |
| 5670 | |
| 5671 | template class moneypunct_byname<char, false>; |
| 5672 | template class moneypunct_byname<char, true>; |
| 5673 | template class moneypunct_byname<wchar_t, false>; |
| 5674 | template class moneypunct_byname<wchar_t, true>; |
| 5675 | |
| 5676 | template class money_get<char>; |
| 5677 | template class money_get<wchar_t>; |
| 5678 | |
| 5679 | template class __money_get<char>; |
| 5680 | template class __money_get<wchar_t>; |
| 5681 | |
| 5682 | template class money_put<char>; |
| 5683 | template class money_put<wchar_t>; |
| 5684 | |
| 5685 | template class __money_put<char>; |
| 5686 | template class __money_put<wchar_t>; |
| 5687 | |
| 5688 | template class messages<char>; |
| 5689 | template class messages<wchar_t>; |
| 5690 | |
| 5691 | template class messages_byname<char>; |
| 5692 | template class messages_byname<wchar_t>; |
| 5693 | |
| 5694 | template class codecvt_byname<char, char, mbstate_t>; |
| 5695 | template class codecvt_byname<wchar_t, char, mbstate_t>; |
| 5696 | template class codecvt_byname<char16_t, char, mbstate_t>; |
| 5697 | template class codecvt_byname<char32_t, char, mbstate_t>; |
| 5698 | |
| 5699 | template class __vector_base_common<true>; |
| 5700 | |
| 5701 | _LIBCPP_END_NAMESPACE_STD |