//===----------------------------------------------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // On Solaris, we need to define something to make the C99 parts of localeconv // visible. #ifdef __sun__ #define _LCONV_C99 #endif #include "algorithm" #include "clocale" #include "codecvt" #include "cstdio" #include "cstdlib" #include "cstring" #include "locale" #include "string" #include "type_traits" #include "typeinfo" #include "vector" #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS # include "cwctype" #endif #if defined(_AIX) # include // for __lc_ctype_ptr #endif #if defined(_LIBCPP_MSVCRT) # define _CTYPE_DISABLE_MACROS #endif #if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) # include "__support/win32/locale_win32.h" #elif !defined(__BIONIC__) && !defined(__NuttX__) # include #endif #include "include/atomic_support.h" #include "include/sso_allocator.h" #include "__undef_macros" // On Linux, wint_t and wchar_t have different signed-ness, and this causes // lots of noise in the build log, but no bugs that I know of. #if defined(__clang__) #pragma clang diagnostic ignored "-Wsign-conversion" #endif _LIBCPP_BEGIN_NAMESPACE_STD struct __libcpp_unique_locale { __libcpp_unique_locale(const char* nm) : __loc_(newlocale(LC_ALL_MASK, nm, 0)) {} ~__libcpp_unique_locale() { if (__loc_) freelocale(__loc_); } explicit operator bool() const { return __loc_; } locale_t& get() { return __loc_; } locale_t __loc_; private: __libcpp_unique_locale(__libcpp_unique_locale const&); __libcpp_unique_locale& operator=(__libcpp_unique_locale const&); }; #ifdef __cloc_defined locale_t __cloc() { // In theory this could create a race condition. In practice // the race condition is non-fatal since it will just create // a little resource leak. Better approach would be appreciated. static locale_t result = newlocale(LC_ALL_MASK, "C", 0); return result; } #endif // __cloc_defined namespace { struct release { void operator()(locale::facet* p) {p->__release_shared();} }; template T& make(Args ...args) { static typename aligned_storage::type buf; auto *obj = ::new (&buf) T(args...); return *obj; } template inline _LIBCPP_CONSTEXPR size_t countof(const T (&)[N]) { return N; } template inline _LIBCPP_CONSTEXPR size_t countof(const T * const begin, const T * const end) { return static_cast(end - begin); } _LIBCPP_NORETURN static void __throw_runtime_error(const string &msg) { #ifndef _LIBCPP_NO_EXCEPTIONS throw runtime_error(msg); #else (void)msg; _VSTD::abort(); #endif } } #if defined(_AIX) // Set priority to INT_MIN + 256 + 150 # pragma priority ( -2147483242 ) #endif const locale::category locale::none; const locale::category locale::collate; const locale::category locale::ctype; const locale::category locale::monetary; const locale::category locale::numeric; const locale::category locale::time; const locale::category locale::messages; const locale::category locale::all; class _LIBCPP_HIDDEN locale::__imp : public facet { enum {N = 30}; #if defined(_LIBCPP_COMPILER_MSVC) // FIXME: MSVC doesn't support aligned parameters by value. // I can't get the __sso_allocator to work here // for MSVC I think for this reason. vector facets_; #else vector > facets_; #endif string name_; public: explicit __imp(size_t refs = 0); explicit __imp(const string& name, size_t refs = 0); __imp(const __imp&); __imp(const __imp&, const string&, locale::category c); __imp(const __imp& other, const __imp& one, locale::category c); __imp(const __imp&, facet* f, long id); ~__imp(); const string& name() const {return name_;} bool has_facet(long id) const {return static_cast(id) < facets_.size() && facets_[static_cast(id)];} const locale::facet* use_facet(long id) const; static const locale& make_classic(); static locale& make_global(); private: void install(facet* f, long id); template void install(F* f) {install(f, f->id.__get());} template void install_from(const __imp& other); }; locale::__imp::__imp(size_t refs) : facet(refs), facets_(N), name_("C") { facets_.clear(); install(&make<_VSTD::collate >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make<_VSTD::collate >(1u)); #endif install(&make<_VSTD::ctype >(nullptr, false, 1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make<_VSTD::ctype >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif _LIBCPP_SUPPRESS_DEPRECATED_PUSH install(&make >(1u)); install(&make >(1u)); _LIBCPP_SUPPRESS_DEPRECATED_POP #ifndef _LIBCPP_HAS_NO_CHAR8_T install(&make >(1u)); install(&make >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif install(&make >(1u)); install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); install(&make >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif install(&make >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make >(1u)); #endif install(&make<_VSTD::messages >(1u)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(&make<_VSTD::messages >(1u)); #endif } locale::__imp::__imp(const string& name, size_t refs) : facet(refs), facets_(N), name_(name) { #ifndef _LIBCPP_NO_EXCEPTIONS try { #endif // _LIBCPP_NO_EXCEPTIONS facets_ = locale::classic().__locale_->facets_; for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__add_shared(); install(new collate_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new collate_byname(name_)); #endif install(new ctype_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new ctype_byname(name_)); #endif install(new codecvt_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new codecvt_byname(name_)); #endif _LIBCPP_SUPPRESS_DEPRECATED_PUSH install(new codecvt_byname(name_)); install(new codecvt_byname(name_)); _LIBCPP_SUPPRESS_DEPRECATED_POP #ifndef _LIBCPP_HAS_NO_CHAR8_T install(new codecvt_byname(name_)); install(new codecvt_byname(name_)); #endif install(new numpunct_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new numpunct_byname(name_)); #endif install(new moneypunct_byname(name_)); install(new moneypunct_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new moneypunct_byname(name_)); install(new moneypunct_byname(name_)); #endif install(new time_get_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new time_get_byname(name_)); #endif install(new time_put_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new time_put_byname(name_)); #endif install(new messages_byname(name_)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new messages_byname(name_)); #endif #ifndef _LIBCPP_NO_EXCEPTIONS } catch (...) { for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__release_shared(); throw; } #endif // _LIBCPP_NO_EXCEPTIONS } locale::__imp::__imp(const __imp& other) : facets_(max(N, other.facets_.size())), name_(other.name_) { facets_ = other.facets_; for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__add_shared(); } locale::__imp::__imp(const __imp& other, const string& name, locale::category c) : facets_(N), name_("*") { facets_ = other.facets_; for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__add_shared(); #ifndef _LIBCPP_NO_EXCEPTIONS try { #endif // _LIBCPP_NO_EXCEPTIONS if (c & locale::collate) { install(new collate_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new collate_byname(name)); #endif } if (c & locale::ctype) { install(new ctype_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new ctype_byname(name)); #endif install(new codecvt_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new codecvt_byname(name)); #endif _LIBCPP_SUPPRESS_DEPRECATED_PUSH install(new codecvt_byname(name)); install(new codecvt_byname(name)); _LIBCPP_SUPPRESS_DEPRECATED_POP #ifndef _LIBCPP_HAS_NO_CHAR8_T install(new codecvt_byname(name)); install(new codecvt_byname(name)); #endif } if (c & locale::monetary) { install(new moneypunct_byname(name)); install(new moneypunct_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new moneypunct_byname(name)); install(new moneypunct_byname(name)); #endif } if (c & locale::numeric) { install(new numpunct_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new numpunct_byname(name)); #endif } if (c & locale::time) { install(new time_get_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new time_get_byname(name)); #endif install(new time_put_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new time_put_byname(name)); #endif } if (c & locale::messages) { install(new messages_byname(name)); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install(new messages_byname(name)); #endif } #ifndef _LIBCPP_NO_EXCEPTIONS } catch (...) { for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__release_shared(); throw; } #endif // _LIBCPP_NO_EXCEPTIONS } template inline void locale::__imp::install_from(const locale::__imp& one) { long id = F::id.__get(); install(const_cast(static_cast(one.use_facet(id))), id); } locale::__imp::__imp(const __imp& other, const __imp& one, locale::category c) : facets_(N), name_("*") { facets_ = other.facets_; for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__add_shared(); #ifndef _LIBCPP_NO_EXCEPTIONS try { #endif // _LIBCPP_NO_EXCEPTIONS if (c & locale::collate) { install_from<_VSTD::collate >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from<_VSTD::collate >(one); #endif } if (c & locale::ctype) { install_from<_VSTD::ctype >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from<_VSTD::ctype >(one); #endif install_from<_VSTD::codecvt >(one); _LIBCPP_SUPPRESS_DEPRECATED_PUSH install_from<_VSTD::codecvt >(one); install_from<_VSTD::codecvt >(one); _LIBCPP_SUPPRESS_DEPRECATED_POP #ifndef _LIBCPP_HAS_NO_CHAR8_T install_from<_VSTD::codecvt >(one); install_from<_VSTD::codecvt >(one); #endif #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from<_VSTD::codecvt >(one); #endif } if (c & locale::monetary) { install_from >(one); install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); install_from >(one); #endif install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); #endif install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); #endif } if (c & locale::numeric) { install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); #endif install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); #endif install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); #endif } if (c & locale::time) { install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); #endif install_from >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from >(one); #endif } if (c & locale::messages) { install_from<_VSTD::messages >(one); #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS install_from<_VSTD::messages >(one); #endif } #ifndef _LIBCPP_NO_EXCEPTIONS } catch (...) { for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__release_shared(); throw; } #endif // _LIBCPP_NO_EXCEPTIONS } locale::__imp::__imp(const __imp& other, facet* f, long id) : facets_(max(N, other.facets_.size()+1)), name_("*") { f->__add_shared(); unique_ptr hold(f); facets_ = other.facets_; for (unsigned i = 0; i < other.facets_.size(); ++i) if (facets_[i]) facets_[i]->__add_shared(); install(hold.get(), id); } locale::__imp::~__imp() { for (unsigned i = 0; i < facets_.size(); ++i) if (facets_[i]) facets_[i]->__release_shared(); } void locale::__imp::install(facet* f, long id) { f->__add_shared(); unique_ptr hold(f); if (static_cast(id) >= facets_.size()) facets_.resize(static_cast(id+1)); if (facets_[static_cast(id)]) facets_[static_cast(id)]->__release_shared(); facets_[static_cast(id)] = hold.release(); } const locale::facet* locale::__imp::use_facet(long id) const { if (!has_facet(id)) __throw_bad_cast(); return facets_[static_cast(id)]; } // locale const locale& locale::__imp::make_classic() { // only one thread can get in here and it only gets in once static aligned_storage::type buf; locale* c = reinterpret_cast(&buf); c->__locale_ = &make<__imp>(1u); return *c; } const locale& locale::classic() { static const locale& c = __imp::make_classic(); return c; } locale& locale::__imp::make_global() { // only one thread can get in here and it only gets in once static aligned_storage::type buf; auto *obj = ::new (&buf) locale(locale::classic()); return *obj; } locale& locale::__global() { static locale& g = __imp::make_global(); return g; } locale::locale() noexcept : __locale_(__global().__locale_) { __locale_->__add_shared(); } locale::locale(const locale& l) noexcept : __locale_(l.__locale_) { __locale_->__add_shared(); } locale::~locale() { __locale_->__release_shared(); } const locale& locale::operator=(const locale& other) noexcept { other.__locale_->__add_shared(); __locale_->__release_shared(); __locale_ = other.__locale_; return *this; } locale::locale(const char* name) : __locale_(name ? new __imp(name) : (__throw_runtime_error("locale constructed with null"), nullptr)) { __locale_->__add_shared(); } locale::locale(const string& name) : __locale_(new __imp(name)) { __locale_->__add_shared(); } locale::locale(const locale& other, const char* name, category c) : __locale_(name ? new __imp(*other.__locale_, name, c) : (__throw_runtime_error("locale constructed with null"), nullptr)) { __locale_->__add_shared(); } locale::locale(const locale& other, const string& name, category c) : __locale_(new __imp(*other.__locale_, name, c)) { __locale_->__add_shared(); } locale::locale(const locale& other, const locale& one, category c) : __locale_(new __imp(*other.__locale_, *one.__locale_, c)) { __locale_->__add_shared(); } string locale::name() const { return __locale_->name(); } void locale::__install_ctor(const locale& other, facet* f, long id) { if (f) __locale_ = new __imp(*other.__locale_, f, id); else __locale_ = other.__locale_; __locale_->__add_shared(); } locale locale::global(const locale& loc) { locale& g = __global(); locale r = g; g = loc; if (g.name() != "*") setlocale(LC_ALL, g.name().c_str()); return r; } bool locale::has_facet(id& x) const { return __locale_->has_facet(x.__get()); } const locale::facet* locale::use_facet(id& x) const { return __locale_->use_facet(x.__get()); } bool locale::operator==(const locale& y) const { return (__locale_ == y.__locale_) || (__locale_->name() != "*" && __locale_->name() == y.__locale_->name()); } // locale::facet locale::facet::~facet() { } void locale::facet::__on_zero_shared() noexcept { delete this; } // locale::id int32_t locale::id::__next_id = 0; namespace { class __fake_bind { locale::id* id_; void (locale::id::* pmf_)(); public: __fake_bind(void (locale::id::* pmf)(), locale::id* id) : id_(id), pmf_(pmf) {} void operator()() const { (id_->*pmf_)(); } }; } long locale::id::__get() { call_once(__flag_, __fake_bind(&locale::id::__init, this)); return __id_ - 1; } void locale::id::__init() { __id_ = __libcpp_atomic_add(&__next_id, 1); } // template <> class collate_byname collate_byname::collate_byname(const char* n, size_t refs) : collate(refs), __l(newlocale(LC_ALL_MASK, n, 0)) { if (__l == 0) __throw_runtime_error("collate_byname::collate_byname" " failed to construct for " + string(n)); } collate_byname::collate_byname(const string& name, size_t refs) : collate(refs), __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) { if (__l == 0) __throw_runtime_error("collate_byname::collate_byname" " failed to construct for " + name); } collate_byname::~collate_byname() { freelocale(__l); } int collate_byname::do_compare(const char_type* __lo1, const char_type* __hi1, const char_type* __lo2, const char_type* __hi2) const { string_type lhs(__lo1, __hi1); string_type rhs(__lo2, __hi2); int r = strcoll_l(lhs.c_str(), rhs.c_str(), __l); if (r < 0) return -1; if (r > 0) return 1; return r; } collate_byname::string_type collate_byname::do_transform(const char_type* lo, const char_type* hi) const { const string_type in(lo, hi); string_type out(strxfrm_l(0, in.c_str(), 0, __l), char()); strxfrm_l(const_cast(out.c_str()), in.c_str(), out.size()+1, __l); return out; } // template <> class collate_byname #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS collate_byname::collate_byname(const char* n, size_t refs) : collate(refs), __l(newlocale(LC_ALL_MASK, n, 0)) { if (__l == 0) __throw_runtime_error("collate_byname::collate_byname(size_t refs)" " failed to construct for " + string(n)); } collate_byname::collate_byname(const string& name, size_t refs) : collate(refs), __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) { if (__l == 0) __throw_runtime_error("collate_byname::collate_byname(size_t refs)" " failed to construct for " + name); } collate_byname::~collate_byname() { freelocale(__l); } int collate_byname::do_compare(const char_type* __lo1, const char_type* __hi1, const char_type* __lo2, const char_type* __hi2) const { string_type lhs(__lo1, __hi1); string_type rhs(__lo2, __hi2); int r = wcscoll_l(lhs.c_str(), rhs.c_str(), __l); if (r < 0) return -1; if (r > 0) return 1; return r; } collate_byname::string_type collate_byname::do_transform(const char_type* lo, const char_type* hi) const { const string_type in(lo, hi); string_type out(wcsxfrm_l(0, in.c_str(), 0, __l), wchar_t()); wcsxfrm_l(const_cast(out.c_str()), in.c_str(), out.size()+1, __l); return out; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS const ctype_base::mask ctype_base::space; const ctype_base::mask ctype_base::print; const ctype_base::mask ctype_base::cntrl; const ctype_base::mask ctype_base::upper; const ctype_base::mask ctype_base::lower; const ctype_base::mask ctype_base::alpha; const ctype_base::mask ctype_base::digit; const ctype_base::mask ctype_base::punct; const ctype_base::mask ctype_base::xdigit; const ctype_base::mask ctype_base::blank; const ctype_base::mask ctype_base::alnum; const ctype_base::mask ctype_base::graph; // template <> class ctype; #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS locale::id ctype::id; ctype::~ctype() { } bool ctype::do_is(mask m, char_type c) const { return isascii(c) ? (ctype::classic_table()[c] & m) != 0 : false; } const wchar_t* ctype::do_is(const char_type* low, const char_type* high, mask* vec) const { for (; low != high; ++low, ++vec) *vec = static_cast(isascii(*low) ? ctype::classic_table()[*low] : 0); return low; } const wchar_t* ctype::do_scan_is(mask m, const char_type* low, const char_type* high) const { for (; low != high; ++low) if (isascii(*low) && (ctype::classic_table()[*low] & m)) break; return low; } const wchar_t* ctype::do_scan_not(mask m, const char_type* low, const char_type* high) const { for (; low != high; ++low) if (!(isascii(*low) && (ctype::classic_table()[*low] & m))) break; return low; } wchar_t ctype::do_toupper(char_type c) const { #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE return isascii(c) ? _DefaultRuneLocale.__mapupper[c] : c; #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || \ defined(__NetBSD__) || defined(__MVS__) return isascii(c) ? ctype::__classic_upper_table()[c] : c; #else return (isascii(c) && iswlower_l(c, _LIBCPP_GET_C_LOCALE)) ? c-L'a'+L'A' : c; #endif } const wchar_t* ctype::do_toupper(char_type* low, const char_type* high) const { for (; low != high; ++low) #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE *low = isascii(*low) ? _DefaultRuneLocale.__mapupper[*low] : *low; #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || \ defined(__NetBSD__) || defined(__MVS__) *low = isascii(*low) ? ctype::__classic_upper_table()[*low] : *low; #else *low = (isascii(*low) && islower_l(*low, _LIBCPP_GET_C_LOCALE)) ? (*low-L'a'+L'A') : *low; #endif return low; } wchar_t ctype::do_tolower(char_type c) const { #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE return isascii(c) ? _DefaultRuneLocale.__maplower[c] : c; #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || \ defined(__NetBSD__) || defined(__MVS__) return isascii(c) ? ctype::__classic_lower_table()[c] : c; #else return (isascii(c) && isupper_l(c, _LIBCPP_GET_C_LOCALE)) ? c-L'A'+'a' : c; #endif } const wchar_t* ctype::do_tolower(char_type* low, const char_type* high) const { for (; low != high; ++low) #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE *low = isascii(*low) ? _DefaultRuneLocale.__maplower[*low] : *low; #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || \ defined(__NetBSD__) || defined(__MVS__) *low = isascii(*low) ? ctype::__classic_lower_table()[*low] : *low; #else *low = (isascii(*low) && isupper_l(*low, _LIBCPP_GET_C_LOCALE)) ? *low-L'A'+L'a' : *low; #endif return low; } wchar_t ctype::do_widen(char c) const { return c; } const char* ctype::do_widen(const char* low, const char* high, char_type* dest) const { for (; low != high; ++low, ++dest) *dest = *low; return low; } char ctype::do_narrow(char_type c, char dfault) const { if (isascii(c)) return static_cast(c); return dfault; } const wchar_t* ctype::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const { for (; low != high; ++low, ++dest) if (isascii(*low)) *dest = static_cast(*low); else *dest = dfault; return low; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // template <> class ctype; locale::id ctype::id; const size_t ctype::table_size; ctype::ctype(const mask* tab, bool del, size_t refs) : locale::facet(refs), __tab_(tab), __del_(del) { if (__tab_ == 0) __tab_ = classic_table(); } ctype::~ctype() { if (__tab_ && __del_) delete [] __tab_; } char ctype::do_toupper(char_type c) const { #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE return isascii(c) ? static_cast(_DefaultRuneLocale.__mapupper[static_cast(c)]) : c; #elif defined(__NetBSD__) return static_cast(__classic_upper_table()[static_cast(c)]); #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || defined(__MVS__) return isascii(c) ? static_cast(__classic_upper_table()[static_cast(c)]) : c; #else return (isascii(c) && islower_l(c, _LIBCPP_GET_C_LOCALE)) ? c-'a'+'A' : c; #endif } const char* ctype::do_toupper(char_type* low, const char_type* high) const { for (; low != high; ++low) #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE *low = isascii(*low) ? static_cast(_DefaultRuneLocale.__mapupper[static_cast(*low)]) : *low; #elif defined(__NetBSD__) *low = static_cast(__classic_upper_table()[static_cast(*low)]); #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || defined(__MVS__) *low = isascii(*low) ? static_cast(__classic_upper_table()[static_cast(*low)]) : *low; #else *low = (isascii(*low) && islower_l(*low, _LIBCPP_GET_C_LOCALE)) ? *low-'a'+'A' : *low; #endif return low; } char ctype::do_tolower(char_type c) const { #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE return isascii(c) ? static_cast(_DefaultRuneLocale.__maplower[static_cast(c)]) : c; #elif defined(__NetBSD__) return static_cast(__classic_lower_table()[static_cast(c)]); #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || defined(__MVS__) return isascii(c) ? static_cast(__classic_lower_table()[static_cast(c)]) : c; #else return (isascii(c) && isupper_l(c, _LIBCPP_GET_C_LOCALE)) ? c-'A'+'a' : c; #endif } const char* ctype::do_tolower(char_type* low, const char_type* high) const { for (; low != high; ++low) #ifdef _LIBCPP_HAS_DEFAULTRUNELOCALE *low = isascii(*low) ? static_cast(_DefaultRuneLocale.__maplower[static_cast(*low)]) : *low; #elif defined(__NetBSD__) *low = static_cast(__classic_lower_table()[static_cast(*low)]); #elif defined(__GLIBC__) || defined(__EMSCRIPTEN__) || defined(__MVS__) *low = isascii(*low) ? static_cast(__classic_lower_table()[static_cast(*low)]) : *low; #else *low = (isascii(*low) && isupper_l(*low, _LIBCPP_GET_C_LOCALE)) ? *low-'A'+'a' : *low; #endif return low; } char ctype::do_widen(char c) const { return c; } const char* ctype::do_widen(const char* low, const char* high, char_type* dest) const { for (; low != high; ++low, ++dest) *dest = *low; return low; } char ctype::do_narrow(char_type c, char dfault) const { if (isascii(c)) return static_cast(c); return dfault; } const char* ctype::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const { for (; low != high; ++low, ++dest) if (isascii(*low)) *dest = *low; else *dest = dfault; return low; } #if defined(__EMSCRIPTEN__) extern "C" const unsigned short ** __ctype_b_loc(); extern "C" const int ** __ctype_tolower_loc(); extern "C" const int ** __ctype_toupper_loc(); #endif #ifdef _LIBCPP_PROVIDES_DEFAULT_RUNE_TABLE const ctype::mask* ctype::classic_table() noexcept { static _LIBCPP_CONSTEXPR const ctype::mask builtin_table[table_size] = { cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl | space | blank, cntrl | space, cntrl | space, cntrl | space, cntrl | space, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, cntrl, space | blank | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, digit | print | xdigit, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, upper | xdigit | print | alpha, upper | xdigit | print | alpha, upper | xdigit | print | alpha, upper | xdigit | print | alpha, upper | xdigit | print | alpha, upper | xdigit | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, upper | print | alpha, punct | print, punct | print, punct | print, punct | print, punct | print, punct | print, lower | xdigit | print | alpha, lower | xdigit | print | alpha, lower | xdigit | print | alpha, lower | xdigit | print | alpha, lower | xdigit | print | alpha, lower | xdigit | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, lower | print | alpha, punct | print, punct | print, punct | print, punct | print, cntrl, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; return builtin_table; } #else const ctype::mask* ctype::classic_table() noexcept { #if defined(__APPLE__) || defined(__FreeBSD__) return _DefaultRuneLocale.__runetype; #elif defined(__NetBSD__) return _C_ctype_tab_ + 1; #elif defined(__GLIBC__) return _LIBCPP_GET_C_LOCALE->__ctype_b; #elif defined(__sun__) return __ctype_mask; #elif defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) return __pctype_func(); #elif defined(__EMSCRIPTEN__) return *__ctype_b_loc(); #elif defined(_NEWLIB_VERSION) // Newlib has a 257-entry table in ctype_.c, where (char)0 starts at [1]. return _ctype_ + 1; #elif defined(_AIX) return (const unsigned int *)__lc_ctype_ptr->obj->mask; #elif defined(__MVS__) # if defined(__NATIVE_ASCII_F) return const_cast::mask*> (__OBJ_DATA(__lc_ctype_a)->mask); # else return const_cast::mask*> (__ctypec); # endif #else // Platform not supported: abort so the person doing the port knows what to // fix # warning ctype::classic_table() is not implemented printf("ctype::classic_table() is not implemented\n"); abort(); return NULL; #endif } #endif #if defined(__GLIBC__) const int* ctype::__classic_lower_table() noexcept { return _LIBCPP_GET_C_LOCALE->__ctype_tolower; } const int* ctype::__classic_upper_table() noexcept { return _LIBCPP_GET_C_LOCALE->__ctype_toupper; } #elif defined(__NetBSD__) const short* ctype::__classic_lower_table() noexcept { return _C_tolower_tab_ + 1; } const short* ctype::__classic_upper_table() noexcept { return _C_toupper_tab_ + 1; } #elif defined(__EMSCRIPTEN__) const int* ctype::__classic_lower_table() noexcept { return *__ctype_tolower_loc(); } const int* ctype::__classic_upper_table() noexcept { return *__ctype_toupper_loc(); } #elif defined(__MVS__) const unsigned short* ctype::__classic_lower_table() _NOEXCEPT { # if defined(__NATIVE_ASCII_F) return const_cast(__OBJ_DATA(__lc_ctype_a)->lower); # else return const_cast(__ctype + __TOLOWER_INDEX); # endif } const unsigned short * ctype::__classic_upper_table() _NOEXCEPT { # if defined(__NATIVE_ASCII_F) return const_cast(__OBJ_DATA(__lc_ctype_a)->upper); # else return const_cast(__ctype + __TOUPPER_INDEX); # endif } #endif // __GLIBC__ || __NETBSD__ || __EMSCRIPTEN__ || __MVS__ // template <> class ctype_byname ctype_byname::ctype_byname(const char* name, size_t refs) : ctype(0, false, refs), __l(newlocale(LC_ALL_MASK, name, 0)) { if (__l == 0) __throw_runtime_error("ctype_byname::ctype_byname" " failed to construct for " + string(name)); } ctype_byname::ctype_byname(const string& name, size_t refs) : ctype(0, false, refs), __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) { if (__l == 0) __throw_runtime_error("ctype_byname::ctype_byname" " failed to construct for " + name); } ctype_byname::~ctype_byname() { freelocale(__l); } char ctype_byname::do_toupper(char_type c) const { return static_cast(toupper_l(static_cast(c), __l)); } const char* ctype_byname::do_toupper(char_type* low, const char_type* high) const { for (; low != high; ++low) *low = static_cast(toupper_l(static_cast(*low), __l)); return low; } char ctype_byname::do_tolower(char_type c) const { return static_cast(tolower_l(static_cast(c), __l)); } const char* ctype_byname::do_tolower(char_type* low, const char_type* high) const { for (; low != high; ++low) *low = static_cast(tolower_l(static_cast(*low), __l)); return low; } // template <> class ctype_byname #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS ctype_byname::ctype_byname(const char* name, size_t refs) : ctype(refs), __l(newlocale(LC_ALL_MASK, name, 0)) { if (__l == 0) __throw_runtime_error("ctype_byname::ctype_byname" " failed to construct for " + string(name)); } ctype_byname::ctype_byname(const string& name, size_t refs) : ctype(refs), __l(newlocale(LC_ALL_MASK, name.c_str(), 0)) { if (__l == 0) __throw_runtime_error("ctype_byname::ctype_byname" " failed to construct for " + name); } ctype_byname::~ctype_byname() { freelocale(__l); } bool ctype_byname::do_is(mask m, char_type c) const { #ifdef _LIBCPP_WCTYPE_IS_MASK return static_cast(iswctype_l(c, m, __l)); #else bool result = false; wint_t ch = static_cast(c); if ((m & space) == space) result |= (iswspace_l(ch, __l) != 0); if ((m & print) == print) result |= (iswprint_l(ch, __l) != 0); if ((m & cntrl) == cntrl) result |= (iswcntrl_l(ch, __l) != 0); if ((m & upper) == upper) result |= (iswupper_l(ch, __l) != 0); if ((m & lower) == lower) result |= (iswlower_l(ch, __l) != 0); if ((m & alpha) == alpha) result |= (iswalpha_l(ch, __l) != 0); if ((m & digit) == digit) result |= (iswdigit_l(ch, __l) != 0); if ((m & punct) == punct) result |= (iswpunct_l(ch, __l) != 0); if ((m & xdigit) == xdigit) result |= (iswxdigit_l(ch, __l) != 0); if ((m & blank) == blank) result |= (iswblank_l(ch, __l) != 0); return result; #endif } const wchar_t* ctype_byname::do_is(const char_type* low, const char_type* high, mask* vec) const { for (; low != high; ++low, ++vec) { if (isascii(*low)) *vec = static_cast(ctype::classic_table()[*low]); else { *vec = 0; wint_t ch = static_cast(*low); if (iswspace_l(ch, __l)) *vec |= space; #ifndef _LIBCPP_CTYPE_MASK_IS_COMPOSITE_PRINT if (iswprint_l(ch, __l)) *vec |= print; #endif if (iswcntrl_l(ch, __l)) *vec |= cntrl; if (iswupper_l(ch, __l)) *vec |= upper; if (iswlower_l(ch, __l)) *vec |= lower; #ifndef _LIBCPP_CTYPE_MASK_IS_COMPOSITE_ALPHA if (iswalpha_l(ch, __l)) *vec |= alpha; #endif if (iswdigit_l(ch, __l)) *vec |= digit; if (iswpunct_l(ch, __l)) *vec |= punct; #ifndef _LIBCPP_CTYPE_MASK_IS_COMPOSITE_XDIGIT if (iswxdigit_l(ch, __l)) *vec |= xdigit; #endif #if !defined(__sun__) if (iswblank_l(ch, __l)) *vec |= blank; #endif } } return low; } const wchar_t* ctype_byname::do_scan_is(mask m, const char_type* low, const char_type* high) const { for (; low != high; ++low) { #ifdef _LIBCPP_WCTYPE_IS_MASK if (iswctype_l(*low, m, __l)) break; #else wint_t ch = static_cast(*low); if ((m & space) == space && iswspace_l(ch, __l)) break; if ((m & print) == print && iswprint_l(ch, __l)) break; if ((m & cntrl) == cntrl && iswcntrl_l(ch, __l)) break; if ((m & upper) == upper && iswupper_l(ch, __l)) break; if ((m & lower) == lower && iswlower_l(ch, __l)) break; if ((m & alpha) == alpha && iswalpha_l(ch, __l)) break; if ((m & digit) == digit && iswdigit_l(ch, __l)) break; if ((m & punct) == punct && iswpunct_l(ch, __l)) break; if ((m & xdigit) == xdigit && iswxdigit_l(ch, __l)) break; if ((m & blank) == blank && iswblank_l(ch, __l)) break; #endif } return low; } const wchar_t* ctype_byname::do_scan_not(mask m, const char_type* low, const char_type* high) const { for (; low != high; ++low) { #ifdef _LIBCPP_WCTYPE_IS_MASK if (!iswctype_l(*low, m, __l)) break; #else wint_t ch = static_cast(*low); if ((m & space) == space && iswspace_l(ch, __l)) continue; if ((m & print) == print && iswprint_l(ch, __l)) continue; if ((m & cntrl) == cntrl && iswcntrl_l(ch, __l)) continue; if ((m & upper) == upper && iswupper_l(ch, __l)) continue; if ((m & lower) == lower && iswlower_l(ch, __l)) continue; if ((m & alpha) == alpha && iswalpha_l(ch, __l)) continue; if ((m & digit) == digit && iswdigit_l(ch, __l)) continue; if ((m & punct) == punct && iswpunct_l(ch, __l)) continue; if ((m & xdigit) == xdigit && iswxdigit_l(ch, __l)) continue; if ((m & blank) == blank && iswblank_l(ch, __l)) continue; break; #endif } return low; } wchar_t ctype_byname::do_toupper(char_type c) const { return towupper_l(c, __l); } const wchar_t* ctype_byname::do_toupper(char_type* low, const char_type* high) const { for (; low != high; ++low) *low = towupper_l(*low, __l); return low; } wchar_t ctype_byname::do_tolower(char_type c) const { return towlower_l(c, __l); } const wchar_t* ctype_byname::do_tolower(char_type* low, const char_type* high) const { for (; low != high; ++low) *low = towlower_l(*low, __l); return low; } wchar_t ctype_byname::do_widen(char c) const { return __libcpp_btowc_l(c, __l); } const char* ctype_byname::do_widen(const char* low, const char* high, char_type* dest) const { for (; low != high; ++low, ++dest) *dest = __libcpp_btowc_l(*low, __l); return low; } char ctype_byname::do_narrow(char_type c, char dfault) const { int r = __libcpp_wctob_l(c, __l); return r != static_cast(WEOF) ? static_cast(r) : dfault; } const wchar_t* ctype_byname::do_narrow(const char_type* low, const char_type* high, char dfault, char* dest) const { for (; low != high; ++low, ++dest) { int r = __libcpp_wctob_l(*low, __l); *dest = r != static_cast(WEOF) ? static_cast(r) : dfault; } return low; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // template <> class codecvt locale::id codecvt::id; codecvt::~codecvt() { } codecvt::result codecvt::do_out(state_type&, const intern_type* frm, const intern_type*, const intern_type*& frm_nxt, extern_type* to, extern_type*, extern_type*& to_nxt) const { frm_nxt = frm; to_nxt = to; return noconv; } codecvt::result codecvt::do_in(state_type&, const extern_type* frm, const extern_type*, const extern_type*& frm_nxt, intern_type* to, intern_type*, intern_type*& to_nxt) const { frm_nxt = frm; to_nxt = to; return noconv; } codecvt::result codecvt::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int codecvt::do_encoding() const noexcept { return 1; } bool codecvt::do_always_noconv() const noexcept { return true; } int codecvt::do_length(state_type&, const extern_type* frm, const extern_type* end, size_t mx) const { return static_cast(min(mx, static_cast(end-frm))); } int codecvt::do_max_length() const noexcept { return 1; } // template <> class codecvt #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS locale::id codecvt::id; codecvt::codecvt(size_t refs) : locale::facet(refs), __l(_LIBCPP_GET_C_LOCALE) { } codecvt::codecvt(const char* nm, size_t refs) : locale::facet(refs), __l(newlocale(LC_ALL_MASK, nm, 0)) { if (__l == 0) __throw_runtime_error("codecvt_byname::codecvt_byname" " failed to construct for " + string(nm)); } codecvt::~codecvt() { if (__l != _LIBCPP_GET_C_LOCALE) freelocale(__l); } codecvt::result codecvt::do_out(state_type& st, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { // look for first internal null in frm const intern_type* fend = frm; for (; fend != frm_end; ++fend) if (*fend == 0) break; // loop over all null-terminated sequences in frm to_nxt = to; for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) { // save state in case it is needed to recover to_nxt on error mbstate_t save_state = st; size_t n = __libcpp_wcsnrtombs_l(to, &frm_nxt, static_cast(fend-frm), static_cast(to_end-to), &st, __l); if (n == size_t(-1)) { // need to recover to_nxt for (to_nxt = to; frm != frm_nxt; ++frm) { n = __libcpp_wcrtomb_l(to_nxt, *frm, &save_state, __l); if (n == size_t(-1)) break; to_nxt += n; } frm_nxt = frm; return error; } if (n == 0) return partial; to_nxt += n; if (to_nxt == to_end) break; if (fend != frm_end) // set up next null terminated sequence { // Try to write the terminating null extern_type tmp[MB_LEN_MAX]; n = __libcpp_wcrtomb_l(tmp, intern_type(), &st, __l); if (n == size_t(-1)) // on error return error; if (n > static_cast(to_end-to_nxt)) // is there room? return partial; for (extern_type* p = tmp; n; --n) // write it *to_nxt++ = *p++; ++frm_nxt; // look for next null in frm for (fend = frm_nxt; fend != frm_end; ++fend) if (*fend == 0) break; } } return frm_nxt == frm_end ? ok : partial; } codecvt::result codecvt::do_in(state_type& st, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { // look for first internal null in frm const extern_type* fend = frm; for (; fend != frm_end; ++fend) if (*fend == 0) break; // loop over all null-terminated sequences in frm to_nxt = to; for (frm_nxt = frm; frm != frm_end && to != to_end; frm = frm_nxt, to = to_nxt) { // save state in case it is needed to recover to_nxt on error mbstate_t save_state = st; size_t n = __libcpp_mbsnrtowcs_l(to, &frm_nxt, static_cast(fend-frm), static_cast(to_end-to), &st, __l); if (n == size_t(-1)) { // need to recover to_nxt for (to_nxt = to; frm != frm_nxt; ++to_nxt) { n = __libcpp_mbrtowc_l(to_nxt, frm, static_cast(fend-frm), &save_state, __l); switch (n) { case 0: ++frm; break; case size_t(-1): frm_nxt = frm; return error; case size_t(-2): frm_nxt = frm; return partial; default: frm += n; break; } } frm_nxt = frm; return frm_nxt == frm_end ? ok : partial; } if (n == size_t(-1)) return error; to_nxt += n; if (to_nxt == to_end) break; if (fend != frm_end) // set up next null terminated sequence { // Try to write the terminating null n = __libcpp_mbrtowc_l(to_nxt, frm_nxt, 1, &st, __l); if (n != 0) // on error return error; ++to_nxt; ++frm_nxt; // look for next null in frm for (fend = frm_nxt; fend != frm_end; ++fend) if (*fend == 0) break; } } return frm_nxt == frm_end ? ok : partial; } codecvt::result codecvt::do_unshift(state_type& st, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { to_nxt = to; extern_type tmp[MB_LEN_MAX]; size_t n = __libcpp_wcrtomb_l(tmp, intern_type(), &st, __l); if (n == size_t(-1) || n == 0) // on error return error; --n; if (n > static_cast(to_end-to_nxt)) // is there room? return partial; for (extern_type* p = tmp; n; --n) // write it *to_nxt++ = *p++; return ok; } int codecvt::do_encoding() const noexcept { if (__libcpp_mbtowc_l(nullptr, nullptr, MB_LEN_MAX, __l) != 0) return -1; // stateless encoding if (__l == 0 || __libcpp_mb_cur_max_l(__l) == 1) // there are no known constant length encodings return 1; // which take more than 1 char to form a wchar_t return 0; } bool codecvt::do_always_noconv() const noexcept { return false; } int codecvt::do_length(state_type& st, const extern_type* frm, const extern_type* frm_end, size_t mx) const { int nbytes = 0; for (size_t nwchar_t = 0; nwchar_t < mx && frm != frm_end; ++nwchar_t) { size_t n = __libcpp_mbrlen_l(frm, static_cast(frm_end-frm), &st, __l); switch (n) { case 0: ++nbytes; ++frm; break; case size_t(-1): case size_t(-2): return nbytes; default: nbytes += n; frm += n; break; } } return nbytes; } int codecvt::do_max_length() const noexcept { return __l == 0 ? 1 : static_cast(__libcpp_mb_cur_max_l(__l)); } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // Valid UTF ranges // UTF-32 UTF-16 UTF-8 # of code points // first second first second third fourth // 000000 - 00007F 0000 - 007F 00 - 7F 127 // 000080 - 0007FF 0080 - 07FF C2 - DF, 80 - BF 1920 // 000800 - 000FFF 0800 - 0FFF E0 - E0, A0 - BF, 80 - BF 2048 // 001000 - 00CFFF 1000 - CFFF E1 - EC, 80 - BF, 80 - BF 49152 // 00D000 - 00D7FF D000 - D7FF ED - ED, 80 - 9F, 80 - BF 2048 // 00D800 - 00DFFF invalid // 00E000 - 00FFFF E000 - FFFF EE - EF, 80 - BF, 80 - BF 8192 // 010000 - 03FFFF D800 - D8BF, DC00 - DFFF F0 - F0, 90 - BF, 80 - BF, 80 - BF 196608 // 040000 - 0FFFFF D8C0 - DBBF, DC00 - DFFF F1 - F3, 80 - BF, 80 - BF, 80 - BF 786432 // 100000 - 10FFFF DBC0 - DBFF, DC00 - DFFF F4 - F4, 80 - 8F, 80 - BF, 80 - BF 65536 static codecvt_base::result utf16_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xEF); *to_nxt++ = static_cast(0xBB); *to_nxt++ = static_cast(0xBF); } for (; frm_nxt < frm_end; ++frm_nxt) { uint16_t wc1 = *frm_nxt; if (wc1 > Maxcode) return codecvt_base::error; if (wc1 < 0x0080) { if (to_end-to_nxt < 1) return codecvt_base::partial; *to_nxt++ = static_cast(wc1); } else if (wc1 < 0x0800) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xC0 | (wc1 >> 6)); *to_nxt++ = static_cast(0x80 | (wc1 & 0x03F)); } else if (wc1 < 0xD800) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xE0 | (wc1 >> 12)); *to_nxt++ = static_cast(0x80 | ((wc1 & 0x0FC0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc1 & 0x003F)); } else if (wc1 < 0xDC00) { if (frm_end-frm_nxt < 2) return codecvt_base::partial; uint16_t wc2 = frm_nxt[1]; if ((wc2 & 0xFC00) != 0xDC00) return codecvt_base::error; if (to_end-to_nxt < 4) return codecvt_base::partial; if (((((wc1 & 0x03C0UL) >> 6) + 1) << 16) + ((wc1 & 0x003FUL) << 10) + (wc2 & 0x03FF) > Maxcode) return codecvt_base::error; ++frm_nxt; uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; *to_nxt++ = static_cast(0xF0 | (z >> 2)); *to_nxt++ = static_cast(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); *to_nxt++ = static_cast(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc2 & 0x003F)); } else if (wc1 < 0xE000) { return codecvt_base::error; } else { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xE0 | (wc1 >> 12)); *to_nxt++ = static_cast(0x80 | ((wc1 & 0x0FC0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc1 & 0x003F)); } } return codecvt_base::ok; } static codecvt_base::result utf16_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xEF); *to_nxt++ = static_cast(0xBB); *to_nxt++ = static_cast(0xBF); } for (; frm_nxt < frm_end; ++frm_nxt) { uint16_t wc1 = static_cast(*frm_nxt); if (wc1 > Maxcode) return codecvt_base::error; if (wc1 < 0x0080) { if (to_end-to_nxt < 1) return codecvt_base::partial; *to_nxt++ = static_cast(wc1); } else if (wc1 < 0x0800) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xC0 | (wc1 >> 6)); *to_nxt++ = static_cast(0x80 | (wc1 & 0x03F)); } else if (wc1 < 0xD800) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xE0 | (wc1 >> 12)); *to_nxt++ = static_cast(0x80 | ((wc1 & 0x0FC0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc1 & 0x003F)); } else if (wc1 < 0xDC00) { if (frm_end-frm_nxt < 2) return codecvt_base::partial; uint16_t wc2 = static_cast(frm_nxt[1]); if ((wc2 & 0xFC00) != 0xDC00) return codecvt_base::error; if (to_end-to_nxt < 4) return codecvt_base::partial; if (((((wc1 & 0x03C0UL) >> 6) + 1) << 16) + ((wc1 & 0x003FUL) << 10) + (wc2 & 0x03FF) > Maxcode) return codecvt_base::error; ++frm_nxt; uint8_t z = ((wc1 & 0x03C0) >> 6) + 1; *to_nxt++ = static_cast(0xF0 | (z >> 2)); *to_nxt++ = static_cast(0x80 | ((z & 0x03) << 4) | ((wc1 & 0x003C) >> 2)); *to_nxt++ = static_cast(0x80 | ((wc1 & 0x0003) << 4) | ((wc2 & 0x03C0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc2 & 0x003F)); } else if (wc1 < 0xE000) { return codecvt_base::error; } else { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xE0 | (wc1 >> 12)); *to_nxt++ = static_cast(0x80 | ((wc1 & 0x0FC0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc1 & 0x003F)); } } return codecvt_base::ok; } static codecvt_base::result utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && frm_nxt[2] == 0xBF) frm_nxt += 3; } for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) { uint8_t c1 = *frm_nxt; if (c1 > Maxcode) return codecvt_base::error; if (c1 < 0x80) { *to_nxt = static_cast(c1); ++frm_nxt; } else if (c1 < 0xC2) { return codecvt_base::error; } else if (c1 < 0xE0) { if (frm_end-frm_nxt < 2) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; if ((c2 & 0xC0) != 0x80) return codecvt_base::error; uint16_t t = static_cast(((c1 & 0x1F) << 6) | (c2 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 2; } else if (c1 < 0xF0) { if (frm_end-frm_nxt < 3) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; switch (c1) { case 0xE0: if ((c2 & 0xE0) != 0xA0) return codecvt_base::error; break; case 0xED: if ((c2 & 0xE0) != 0x80) return codecvt_base::error; break; default: if ((c2 & 0xC0) != 0x80) return codecvt_base::error; break; } if ((c3 & 0xC0) != 0x80) return codecvt_base::error; uint16_t t = static_cast(((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 3; } else if (c1 < 0xF5) { if (frm_end-frm_nxt < 4) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; uint8_t c4 = frm_nxt[3]; switch (c1) { case 0xF0: if (!(0x90 <= c2 && c2 <= 0xBF)) return codecvt_base::error; break; case 0xF4: if ((c2 & 0xF0) != 0x80) return codecvt_base::error; break; default: if ((c2 & 0xC0) != 0x80) return codecvt_base::error; break; } if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) return codecvt_base::error; if (to_end-to_nxt < 2) return codecvt_base::partial; if ((((c1 & 7UL) << 18) + ((c2 & 0x3FUL) << 12) + ((c3 & 0x3FUL) << 6) + (c4 & 0x3F)) > Maxcode) return codecvt_base::error; *to_nxt = static_cast( 0xD800 | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) | ((c2 & 0x0F) << 2) | ((c3 & 0x30) >> 4)); *++to_nxt = static_cast( 0xDC00 | ((c3 & 0x0F) << 6) | (c4 & 0x3F)); frm_nxt += 4; } else { return codecvt_base::error; } } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static codecvt_base::result utf8_to_utf16(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && frm_nxt[2] == 0xBF) frm_nxt += 3; } for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) { uint8_t c1 = *frm_nxt; if (c1 > Maxcode) return codecvt_base::error; if (c1 < 0x80) { *to_nxt = static_cast(c1); ++frm_nxt; } else if (c1 < 0xC2) { return codecvt_base::error; } else if (c1 < 0xE0) { if (frm_end-frm_nxt < 2) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; if ((c2 & 0xC0) != 0x80) return codecvt_base::error; uint16_t t = static_cast(((c1 & 0x1F) << 6) | (c2 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = static_cast(t); frm_nxt += 2; } else if (c1 < 0xF0) { if (frm_end-frm_nxt < 3) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; switch (c1) { case 0xE0: if ((c2 & 0xE0) != 0xA0) return codecvt_base::error; break; case 0xED: if ((c2 & 0xE0) != 0x80) return codecvt_base::error; break; default: if ((c2 & 0xC0) != 0x80) return codecvt_base::error; break; } if ((c3 & 0xC0) != 0x80) return codecvt_base::error; uint16_t t = static_cast(((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = static_cast(t); frm_nxt += 3; } else if (c1 < 0xF5) { if (frm_end-frm_nxt < 4) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; uint8_t c4 = frm_nxt[3]; switch (c1) { case 0xF0: if (!(0x90 <= c2 && c2 <= 0xBF)) return codecvt_base::error; break; case 0xF4: if ((c2 & 0xF0) != 0x80) return codecvt_base::error; break; default: if ((c2 & 0xC0) != 0x80) return codecvt_base::error; break; } if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) return codecvt_base::error; if (to_end-to_nxt < 2) return codecvt_base::partial; if ((((c1 & 7UL) << 18) + ((c2 & 0x3FUL) << 12) + ((c3 & 0x3FUL) << 6) + (c4 & 0x3F)) > Maxcode) return codecvt_base::error; *to_nxt = static_cast( 0xD800 | (((((c1 & 0x07) << 2) | ((c2 & 0x30) >> 4)) - 1) << 6) | ((c2 & 0x0F) << 2) | ((c3 & 0x30) >> 4)); *++to_nxt = static_cast( 0xDC00 | ((c3 & 0x0F) << 6) | (c4 & 0x3F)); frm_nxt += 4; } else { return codecvt_base::error; } } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static int utf8_to_utf16_length(const uint8_t* frm, const uint8_t* frm_end, size_t mx, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { const uint8_t* frm_nxt = frm; if (mode & consume_header) { if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && frm_nxt[2] == 0xBF) frm_nxt += 3; } for (size_t nchar16_t = 0; frm_nxt < frm_end && nchar16_t < mx; ++nchar16_t) { uint8_t c1 = *frm_nxt; if (c1 > Maxcode) break; if (c1 < 0x80) { ++frm_nxt; } else if (c1 < 0xC2) { break; } else if (c1 < 0xE0) { if ((frm_end-frm_nxt < 2) || (frm_nxt[1] & 0xC0) != 0x80) break; uint16_t t = static_cast(((c1 & 0x1F) << 6) | (frm_nxt[1] & 0x3F)); if (t > Maxcode) break; frm_nxt += 2; } else if (c1 < 0xF0) { if (frm_end-frm_nxt < 3) break; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; switch (c1) { case 0xE0: if ((c2 & 0xE0) != 0xA0) return static_cast(frm_nxt - frm); break; case 0xED: if ((c2 & 0xE0) != 0x80) return static_cast(frm_nxt - frm); break; default: if ((c2 & 0xC0) != 0x80) return static_cast(frm_nxt - frm); break; } if ((c3 & 0xC0) != 0x80) break; if ((((c1 & 0x0Fu) << 12) | ((c2 & 0x3Fu) << 6) | (c3 & 0x3Fu)) > Maxcode) break; frm_nxt += 3; } else if (c1 < 0xF5) { if (frm_end-frm_nxt < 4 || mx-nchar16_t < 2) break; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; uint8_t c4 = frm_nxt[3]; switch (c1) { case 0xF0: if (!(0x90 <= c2 && c2 <= 0xBF)) return static_cast(frm_nxt - frm); break; case 0xF4: if ((c2 & 0xF0) != 0x80) return static_cast(frm_nxt - frm); break; default: if ((c2 & 0xC0) != 0x80) return static_cast(frm_nxt - frm); break; } if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) break; if ((((c1 & 7UL) << 18) + ((c2 & 0x3FUL) << 12) + ((c3 & 0x3FUL) << 6) + (c4 & 0x3F)) > Maxcode) break; ++nchar16_t; frm_nxt += 4; } else { break; } } return static_cast(frm_nxt - frm); } static codecvt_base::result ucs4_to_utf8(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xEF); *to_nxt++ = static_cast(0xBB); *to_nxt++ = static_cast(0xBF); } for (; frm_nxt < frm_end; ++frm_nxt) { uint32_t wc = *frm_nxt; if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) return codecvt_base::error; if (wc < 0x000080) { if (to_end-to_nxt < 1) return codecvt_base::partial; *to_nxt++ = static_cast(wc); } else if (wc < 0x000800) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xC0 | (wc >> 6)); *to_nxt++ = static_cast(0x80 | (wc & 0x03F)); } else if (wc < 0x010000) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xE0 | (wc >> 12)); *to_nxt++ = static_cast(0x80 | ((wc & 0x0FC0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc & 0x003F)); } else // if (wc < 0x110000) { if (to_end-to_nxt < 4) return codecvt_base::partial; *to_nxt++ = static_cast(0xF0 | (wc >> 18)); *to_nxt++ = static_cast(0x80 | ((wc & 0x03F000) >> 12)); *to_nxt++ = static_cast(0x80 | ((wc & 0x000FC0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc & 0x00003F)); } } return codecvt_base::ok; } static codecvt_base::result utf8_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && frm_nxt[2] == 0xBF) frm_nxt += 3; } for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) { uint8_t c1 = static_cast(*frm_nxt); if (c1 < 0x80) { if (c1 > Maxcode) return codecvt_base::error; *to_nxt = static_cast(c1); ++frm_nxt; } else if (c1 < 0xC2) { return codecvt_base::error; } else if (c1 < 0xE0) { if (frm_end-frm_nxt < 2) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; if ((c2 & 0xC0) != 0x80) return codecvt_base::error; uint32_t t = static_cast(((c1 & 0x1F) << 6) | (c2 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 2; } else if (c1 < 0xF0) { if (frm_end-frm_nxt < 3) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; switch (c1) { case 0xE0: if ((c2 & 0xE0) != 0xA0) return codecvt_base::error; break; case 0xED: if ((c2 & 0xE0) != 0x80) return codecvt_base::error; break; default: if ((c2 & 0xC0) != 0x80) return codecvt_base::error; break; } if ((c3 & 0xC0) != 0x80) return codecvt_base::error; uint32_t t = static_cast(((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 3; } else if (c1 < 0xF5) { if (frm_end-frm_nxt < 4) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; uint8_t c4 = frm_nxt[3]; switch (c1) { case 0xF0: if (!(0x90 <= c2 && c2 <= 0xBF)) return codecvt_base::error; break; case 0xF4: if ((c2 & 0xF0) != 0x80) return codecvt_base::error; break; default: if ((c2 & 0xC0) != 0x80) return codecvt_base::error; break; } if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) return codecvt_base::error; uint32_t t = static_cast(((c1 & 0x07) << 18) | ((c2 & 0x3F) << 12) | ((c3 & 0x3F) << 6) | (c4 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 4; } else { return codecvt_base::error; } } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static int utf8_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, size_t mx, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { const uint8_t* frm_nxt = frm; if (mode & consume_header) { if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && frm_nxt[2] == 0xBF) frm_nxt += 3; } for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) { uint8_t c1 = static_cast(*frm_nxt); if (c1 < 0x80) { if (c1 > Maxcode) break; ++frm_nxt; } else if (c1 < 0xC2) { break; } else if (c1 < 0xE0) { if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) break; if ((((c1 & 0x1Fu) << 6) | (frm_nxt[1] & 0x3Fu)) > Maxcode) break; frm_nxt += 2; } else if (c1 < 0xF0) { if (frm_end-frm_nxt < 3) break; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; switch (c1) { case 0xE0: if ((c2 & 0xE0) != 0xA0) return static_cast(frm_nxt - frm); break; case 0xED: if ((c2 & 0xE0) != 0x80) return static_cast(frm_nxt - frm); break; default: if ((c2 & 0xC0) != 0x80) return static_cast(frm_nxt - frm); break; } if ((c3 & 0xC0) != 0x80) break; if ((((c1 & 0x0Fu) << 12) | ((c2 & 0x3Fu) << 6) | (c3 & 0x3Fu)) > Maxcode) break; frm_nxt += 3; } else if (c1 < 0xF5) { if (frm_end-frm_nxt < 4) break; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; uint8_t c4 = frm_nxt[3]; switch (c1) { case 0xF0: if (!(0x90 <= c2 && c2 <= 0xBF)) return static_cast(frm_nxt - frm); break; case 0xF4: if ((c2 & 0xF0) != 0x80) return static_cast(frm_nxt - frm); break; default: if ((c2 & 0xC0) != 0x80) return static_cast(frm_nxt - frm); break; } if ((c3 & 0xC0) != 0x80 || (c4 & 0xC0) != 0x80) break; if ((((c1 & 0x07u) << 18) | ((c2 & 0x3Fu) << 12) | ((c3 & 0x3Fu) << 6) | (c4 & 0x3Fu)) > Maxcode) break; frm_nxt += 4; } else { break; } } return static_cast(frm_nxt - frm); } static codecvt_base::result ucs2_to_utf8(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xEF); *to_nxt++ = static_cast(0xBB); *to_nxt++ = static_cast(0xBF); } for (; frm_nxt < frm_end; ++frm_nxt) { uint16_t wc = *frm_nxt; if ((wc & 0xF800) == 0xD800 || wc > Maxcode) return codecvt_base::error; if (wc < 0x0080) { if (to_end-to_nxt < 1) return codecvt_base::partial; *to_nxt++ = static_cast(wc); } else if (wc < 0x0800) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xC0 | (wc >> 6)); *to_nxt++ = static_cast(0x80 | (wc & 0x03F)); } else // if (wc <= 0xFFFF) { if (to_end-to_nxt < 3) return codecvt_base::partial; *to_nxt++ = static_cast(0xE0 | (wc >> 12)); *to_nxt++ = static_cast(0x80 | ((wc & 0x0FC0) >> 6)); *to_nxt++ = static_cast(0x80 | (wc & 0x003F)); } } return codecvt_base::ok; } static codecvt_base::result utf8_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && frm_nxt[2] == 0xBF) frm_nxt += 3; } for (; frm_nxt < frm_end && to_nxt < to_end; ++to_nxt) { uint8_t c1 = static_cast(*frm_nxt); if (c1 < 0x80) { if (c1 > Maxcode) return codecvt_base::error; *to_nxt = static_cast(c1); ++frm_nxt; } else if (c1 < 0xC2) { return codecvt_base::error; } else if (c1 < 0xE0) { if (frm_end-frm_nxt < 2) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; if ((c2 & 0xC0) != 0x80) return codecvt_base::error; uint16_t t = static_cast(((c1 & 0x1F) << 6) | (c2 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 2; } else if (c1 < 0xF0) { if (frm_end-frm_nxt < 3) return codecvt_base::partial; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; switch (c1) { case 0xE0: if ((c2 & 0xE0) != 0xA0) return codecvt_base::error; break; case 0xED: if ((c2 & 0xE0) != 0x80) return codecvt_base::error; break; default: if ((c2 & 0xC0) != 0x80) return codecvt_base::error; break; } if ((c3 & 0xC0) != 0x80) return codecvt_base::error; uint16_t t = static_cast(((c1 & 0x0F) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 3; } else { return codecvt_base::error; } } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static int utf8_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, size_t mx, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { const uint8_t* frm_nxt = frm; if (mode & consume_header) { if (frm_end-frm_nxt >= 3 && frm_nxt[0] == 0xEF && frm_nxt[1] == 0xBB && frm_nxt[2] == 0xBF) frm_nxt += 3; } for (size_t nchar32_t = 0; frm_nxt < frm_end && nchar32_t < mx; ++nchar32_t) { uint8_t c1 = static_cast(*frm_nxt); if (c1 < 0x80) { if (c1 > Maxcode) break; ++frm_nxt; } else if (c1 < 0xC2) { break; } else if (c1 < 0xE0) { if ((frm_end-frm_nxt < 2) || ((frm_nxt[1] & 0xC0) != 0x80)) break; if ((((c1 & 0x1Fu) << 6) | (frm_nxt[1] & 0x3Fu)) > Maxcode) break; frm_nxt += 2; } else if (c1 < 0xF0) { if (frm_end-frm_nxt < 3) break; uint8_t c2 = frm_nxt[1]; uint8_t c3 = frm_nxt[2]; switch (c1) { case 0xE0: if ((c2 & 0xE0) != 0xA0) return static_cast(frm_nxt - frm); break; case 0xED: if ((c2 & 0xE0) != 0x80) return static_cast(frm_nxt - frm); break; default: if ((c2 & 0xC0) != 0x80) return static_cast(frm_nxt - frm); break; } if ((c3 & 0xC0) != 0x80) break; if ((((c1 & 0x0Fu) << 12) | ((c2 & 0x3Fu) << 6) | (c3 & 0x3Fu)) > Maxcode) break; frm_nxt += 3; } else { break; } } return static_cast(frm_nxt - frm); } static codecvt_base::result ucs4_to_utf16be(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xFE); *to_nxt++ = static_cast(0xFF); } for (; frm_nxt < frm_end; ++frm_nxt) { uint32_t wc = *frm_nxt; if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) return codecvt_base::error; if (wc < 0x010000) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(wc >> 8); *to_nxt++ = static_cast(wc); } else { if (to_end-to_nxt < 4) return codecvt_base::partial; uint16_t t = static_cast( 0xD800 | ((((wc & 0x1F0000) >> 16) - 1) << 6) | ((wc & 0x00FC00) >> 10)); *to_nxt++ = static_cast(t >> 8); *to_nxt++ = static_cast(t); t = static_cast(0xDC00 | (wc & 0x03FF)); *to_nxt++ = static_cast(t >> 8); *to_nxt++ = static_cast(t); } } return codecvt_base::ok; } static codecvt_base::result utf16be_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) frm_nxt += 2; } for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) { uint16_t c1 = static_cast(frm_nxt[0] << 8 | frm_nxt[1]); if ((c1 & 0xFC00) == 0xDC00) return codecvt_base::error; if ((c1 & 0xFC00) != 0xD800) { if (c1 > Maxcode) return codecvt_base::error; *to_nxt = static_cast(c1); frm_nxt += 2; } else { if (frm_end-frm_nxt < 4) return codecvt_base::partial; uint16_t c2 = static_cast(frm_nxt[2] << 8 | frm_nxt[3]); if ((c2 & 0xFC00) != 0xDC00) return codecvt_base::error; uint32_t t = static_cast( ((((c1 & 0x03C0) >> 6) + 1) << 16) | ((c1 & 0x003F) << 10) | (c2 & 0x03FF)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 4; } } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static int utf16be_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, size_t mx, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { const uint8_t* frm_nxt = frm; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) frm_nxt += 2; } for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) { uint16_t c1 = static_cast(frm_nxt[0] << 8 | frm_nxt[1]); if ((c1 & 0xFC00) == 0xDC00) break; if ((c1 & 0xFC00) != 0xD800) { if (c1 > Maxcode) break; frm_nxt += 2; } else { if (frm_end-frm_nxt < 4) break; uint16_t c2 = static_cast(frm_nxt[2] << 8 | frm_nxt[3]); if ((c2 & 0xFC00) != 0xDC00) break; uint32_t t = static_cast( ((((c1 & 0x03C0) >> 6) + 1) << 16) | ((c1 & 0x003F) << 10) | (c2 & 0x03FF)); if (t > Maxcode) break; frm_nxt += 4; } } return static_cast(frm_nxt - frm); } static codecvt_base::result ucs4_to_utf16le(const uint32_t* frm, const uint32_t* frm_end, const uint32_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end - to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xFF); *to_nxt++ = static_cast(0xFE); } for (; frm_nxt < frm_end; ++frm_nxt) { uint32_t wc = *frm_nxt; if ((wc & 0xFFFFF800) == 0x00D800 || wc > Maxcode) return codecvt_base::error; if (wc < 0x010000) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(wc); *to_nxt++ = static_cast(wc >> 8); } else { if (to_end-to_nxt < 4) return codecvt_base::partial; uint16_t t = static_cast( 0xD800 | ((((wc & 0x1F0000) >> 16) - 1) << 6) | ((wc & 0x00FC00) >> 10)); *to_nxt++ = static_cast(t); *to_nxt++ = static_cast(t >> 8); t = static_cast(0xDC00 | (wc & 0x03FF)); *to_nxt++ = static_cast(t); *to_nxt++ = static_cast(t >> 8); } } return codecvt_base::ok; } static codecvt_base::result utf16le_to_ucs4(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint32_t* to, uint32_t* to_end, uint32_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) frm_nxt += 2; } for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) { uint16_t c1 = static_cast(frm_nxt[1] << 8 | frm_nxt[0]); if ((c1 & 0xFC00) == 0xDC00) return codecvt_base::error; if ((c1 & 0xFC00) != 0xD800) { if (c1 > Maxcode) return codecvt_base::error; *to_nxt = static_cast(c1); frm_nxt += 2; } else { if (frm_end-frm_nxt < 4) return codecvt_base::partial; uint16_t c2 = static_cast(frm_nxt[3] << 8 | frm_nxt[2]); if ((c2 & 0xFC00) != 0xDC00) return codecvt_base::error; uint32_t t = static_cast( ((((c1 & 0x03C0) >> 6) + 1) << 16) | ((c1 & 0x003F) << 10) | (c2 & 0x03FF)); if (t > Maxcode) return codecvt_base::error; *to_nxt = t; frm_nxt += 4; } } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static int utf16le_to_ucs4_length(const uint8_t* frm, const uint8_t* frm_end, size_t mx, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { const uint8_t* frm_nxt = frm; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) frm_nxt += 2; } for (size_t nchar32_t = 0; frm_nxt < frm_end - 1 && nchar32_t < mx; ++nchar32_t) { uint16_t c1 = static_cast(frm_nxt[1] << 8 | frm_nxt[0]); if ((c1 & 0xFC00) == 0xDC00) break; if ((c1 & 0xFC00) != 0xD800) { if (c1 > Maxcode) break; frm_nxt += 2; } else { if (frm_end-frm_nxt < 4) break; uint16_t c2 = static_cast(frm_nxt[3] << 8 | frm_nxt[2]); if ((c2 & 0xFC00) != 0xDC00) break; uint32_t t = static_cast( ((((c1 & 0x03C0) >> 6) + 1) << 16) | ((c1 & 0x003F) << 10) | (c2 & 0x03FF)); if (t > Maxcode) break; frm_nxt += 4; } } return static_cast(frm_nxt - frm); } static codecvt_base::result ucs2_to_utf16be(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xFE); *to_nxt++ = static_cast(0xFF); } for (; frm_nxt < frm_end; ++frm_nxt) { uint16_t wc = *frm_nxt; if ((wc & 0xF800) == 0xD800 || wc > Maxcode) return codecvt_base::error; if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(wc >> 8); *to_nxt++ = static_cast(wc); } return codecvt_base::ok; } static codecvt_base::result utf16be_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) frm_nxt += 2; } for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) { uint16_t c1 = static_cast(frm_nxt[0] << 8 | frm_nxt[1]); if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) return codecvt_base::error; *to_nxt = c1; frm_nxt += 2; } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static int utf16be_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, size_t mx, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { const uint8_t* frm_nxt = frm; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFE && frm_nxt[1] == 0xFF) frm_nxt += 2; } for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) { uint16_t c1 = static_cast(frm_nxt[0] << 8 | frm_nxt[1]); if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) break; frm_nxt += 2; } return static_cast(frm_nxt - frm); } static codecvt_base::result ucs2_to_utf16le(const uint16_t* frm, const uint16_t* frm_end, const uint16_t*& frm_nxt, uint8_t* to, uint8_t* to_end, uint8_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & generate_header) { if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(0xFF); *to_nxt++ = static_cast(0xFE); } for (; frm_nxt < frm_end; ++frm_nxt) { uint16_t wc = *frm_nxt; if ((wc & 0xF800) == 0xD800 || wc > Maxcode) return codecvt_base::error; if (to_end-to_nxt < 2) return codecvt_base::partial; *to_nxt++ = static_cast(wc); *to_nxt++ = static_cast(wc >> 8); } return codecvt_base::ok; } static codecvt_base::result utf16le_to_ucs2(const uint8_t* frm, const uint8_t* frm_end, const uint8_t*& frm_nxt, uint16_t* to, uint16_t* to_end, uint16_t*& to_nxt, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { frm_nxt = frm; to_nxt = to; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) frm_nxt += 2; } for (; frm_nxt < frm_end - 1 && to_nxt < to_end; ++to_nxt) { uint16_t c1 = static_cast(frm_nxt[1] << 8 | frm_nxt[0]); if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) return codecvt_base::error; *to_nxt = c1; frm_nxt += 2; } return frm_nxt < frm_end ? codecvt_base::partial : codecvt_base::ok; } static int utf16le_to_ucs2_length(const uint8_t* frm, const uint8_t* frm_end, size_t mx, unsigned long Maxcode = 0x10FFFF, codecvt_mode mode = codecvt_mode(0)) { const uint8_t* frm_nxt = frm; frm_nxt = frm; if (mode & consume_header) { if (frm_end-frm_nxt >= 2 && frm_nxt[0] == 0xFF && frm_nxt[1] == 0xFE) frm_nxt += 2; } for (size_t nchar16_t = 0; frm_nxt < frm_end - 1 && nchar16_t < mx; ++nchar16_t) { uint16_t c1 = static_cast(frm_nxt[1] << 8 | frm_nxt[0]); if ((c1 & 0xF800) == 0xD800 || c1 > Maxcode) break; frm_nxt += 2; } return static_cast(frm_nxt - frm); } // template <> class codecvt locale::id codecvt::id; codecvt::~codecvt() { } codecvt::result codecvt::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int codecvt::do_encoding() const noexcept { return 0; } bool codecvt::do_always_noconv() const noexcept { return false; } int codecvt::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_utf16_length(_frm, _frm_end, mx); } int codecvt::do_max_length() const noexcept { return 4; } #ifndef _LIBCPP_HAS_NO_CHAR8_T // template <> class codecvt locale::id codecvt::id; codecvt::~codecvt() { } codecvt::result codecvt::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int codecvt::do_encoding() const noexcept { return 0; } bool codecvt::do_always_noconv() const noexcept { return false; } int codecvt::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_utf16_length(_frm, _frm_end, mx); } int codecvt::do_max_length() const noexcept { return 4; } #endif // template <> class codecvt locale::id codecvt::id; codecvt::~codecvt() { } codecvt::result codecvt::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int codecvt::do_encoding() const noexcept { return 0; } bool codecvt::do_always_noconv() const noexcept { return false; } int codecvt::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_ucs4_length(_frm, _frm_end, mx); } int codecvt::do_max_length() const noexcept { return 4; } #ifndef _LIBCPP_HAS_NO_CHAR8_T // template <> class codecvt locale::id codecvt::id; codecvt::~codecvt() { } codecvt::result codecvt::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } codecvt::result codecvt::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int codecvt::do_encoding() const noexcept { return 0; } bool codecvt::do_always_noconv() const noexcept { return false; } int codecvt::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_ucs4_length(_frm, _frm_end, mx); } int codecvt::do_max_length() const noexcept { return 4; } #endif // __codecvt_utf8 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS __codecvt_utf8::result __codecvt_utf8::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { #if defined(_LIBCPP_SHORT_WCHAR) const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; #else const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; #endif uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; #if defined(_LIBCPP_SHORT_WCHAR) result r = ucs2_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #else result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #endif frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8::result __codecvt_utf8::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; #if defined(_LIBCPP_SHORT_WCHAR) uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf8_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #else uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #endif frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8::result __codecvt_utf8::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf8::do_encoding() const noexcept { return 0; } bool __codecvt_utf8::do_always_noconv() const noexcept { return false; } int __codecvt_utf8::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); #if defined(_LIBCPP_SHORT_WCHAR) return utf8_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); #else return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); #endif } int __codecvt_utf8::do_max_length() const noexcept { #if defined(_LIBCPP_SHORT_WCHAR) if (_Mode_ & consume_header) return 6; return 3; #else if (_Mode_ & consume_header) return 7; return 4; #endif } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // __codecvt_utf8 __codecvt_utf8::result __codecvt_utf8::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs2_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8::result __codecvt_utf8::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf8_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8::result __codecvt_utf8::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf8::do_encoding() const noexcept { return 0; } bool __codecvt_utf8::do_always_noconv() const noexcept { return false; } int __codecvt_utf8::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf8::do_max_length() const noexcept { if (_Mode_ & consume_header) return 6; return 3; } // __codecvt_utf8 __codecvt_utf8::result __codecvt_utf8::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs4_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8::result __codecvt_utf8::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf8_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8::result __codecvt_utf8::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf8::do_encoding() const noexcept { return 0; } bool __codecvt_utf8::do_always_noconv() const noexcept { return false; } int __codecvt_utf8::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf8::do_max_length() const noexcept { if (_Mode_ & consume_header) return 7; return 4; } // __codecvt_utf16 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS __codecvt_utf16::result __codecvt_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { #if defined(_LIBCPP_SHORT_WCHAR) const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; #else const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; #endif uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; #if defined(_LIBCPP_SHORT_WCHAR) result r = ucs2_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #else result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #endif frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; #if defined(_LIBCPP_SHORT_WCHAR) uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf16be_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #else uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #endif frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); #if defined(_LIBCPP_SHORT_WCHAR) return utf16be_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); #else return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); #endif } int __codecvt_utf16::do_max_length() const noexcept { #if defined(_LIBCPP_SHORT_WCHAR) if (_Mode_ & consume_header) return 4; return 2; #else if (_Mode_ & consume_header) return 6; return 4; #endif } // __codecvt_utf16 __codecvt_utf16::result __codecvt_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { #if defined(_LIBCPP_SHORT_WCHAR) const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; #else const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; #endif uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; #if defined(_LIBCPP_SHORT_WCHAR) result r = ucs2_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #else result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #endif frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; #if defined(_LIBCPP_SHORT_WCHAR) uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf16le_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #else uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); #endif frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); #if defined(_LIBCPP_SHORT_WCHAR) return utf16le_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); #else return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); #endif } int __codecvt_utf16::do_max_length() const noexcept { #if defined(_LIBCPP_SHORT_WCHAR) if (_Mode_ & consume_header) return 4; return 2; #else if (_Mode_ & consume_header) return 6; return 4; #endif } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // __codecvt_utf16 __codecvt_utf16::result __codecvt_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs2_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf16be_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf16be_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf16::do_max_length() const noexcept { if (_Mode_ & consume_header) return 4; return 2; } // __codecvt_utf16 __codecvt_utf16::result __codecvt_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs2_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf16le_to_ucs2(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf16le_to_ucs2_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf16::do_max_length() const noexcept { if (_Mode_ & consume_header) return 4; return 2; } // __codecvt_utf16 __codecvt_utf16::result __codecvt_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs4_to_utf16be(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf16be_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf16be_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf16::do_max_length() const noexcept { if (_Mode_ & consume_header) return 6; return 4; } // __codecvt_utf16 __codecvt_utf16::result __codecvt_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = ucs4_to_utf16le(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf16le_to_ucs4(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf16::result __codecvt_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf16le_to_ucs4_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf16::do_max_length() const noexcept { if (_Mode_ & consume_header) return 6; return 4; } // __codecvt_utf8_utf16 #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { #if defined(_LIBCPP_SHORT_WCHAR) const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; #else const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; #endif uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; #if defined(_LIBCPP_SHORT_WCHAR) uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; #else uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; #endif result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf8_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf8_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf8_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf8_utf16::do_max_length() const noexcept { if (_Mode_ & consume_header) return 7; return 4; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // __codecvt_utf8_utf16 __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint16_t* _frm = reinterpret_cast(frm); const uint16_t* _frm_end = reinterpret_cast(frm_end); const uint16_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint16_t* _to = reinterpret_cast(to); uint16_t* _to_end = reinterpret_cast(to_end); uint16_t* _to_nxt = _to; result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf8_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf8_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf8_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf8_utf16::do_max_length() const noexcept { if (_Mode_ & consume_header) return 7; return 4; } // __codecvt_utf8_utf16 __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_out(state_type&, const intern_type* frm, const intern_type* frm_end, const intern_type*& frm_nxt, extern_type* to, extern_type* to_end, extern_type*& to_nxt) const { const uint32_t* _frm = reinterpret_cast(frm); const uint32_t* _frm_end = reinterpret_cast(frm_end); const uint32_t* _frm_nxt = _frm; uint8_t* _to = reinterpret_cast(to); uint8_t* _to_end = reinterpret_cast(to_end); uint8_t* _to_nxt = _to; result r = utf16_to_utf8(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_in(state_type&, const extern_type* frm, const extern_type* frm_end, const extern_type*& frm_nxt, intern_type* to, intern_type* to_end, intern_type*& to_nxt) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); const uint8_t* _frm_nxt = _frm; uint32_t* _to = reinterpret_cast(to); uint32_t* _to_end = reinterpret_cast(to_end); uint32_t* _to_nxt = _to; result r = utf8_to_utf16(_frm, _frm_end, _frm_nxt, _to, _to_end, _to_nxt, _Maxcode_, _Mode_); frm_nxt = frm + (_frm_nxt - _frm); to_nxt = to + (_to_nxt - _to); return r; } __codecvt_utf8_utf16::result __codecvt_utf8_utf16::do_unshift(state_type&, extern_type* to, extern_type*, extern_type*& to_nxt) const { to_nxt = to; return noconv; } int __codecvt_utf8_utf16::do_encoding() const noexcept { return 0; } bool __codecvt_utf8_utf16::do_always_noconv() const noexcept { return false; } int __codecvt_utf8_utf16::do_length(state_type&, const extern_type* frm, const extern_type* frm_end, size_t mx) const { const uint8_t* _frm = reinterpret_cast(frm); const uint8_t* _frm_end = reinterpret_cast(frm_end); return utf8_to_utf16_length(_frm, _frm_end, mx, _Maxcode_, _Mode_); } int __codecvt_utf8_utf16::do_max_length() const noexcept { if (_Mode_ & consume_header) return 7; return 4; } // __narrow_to_utf8<16> __narrow_to_utf8<16>::~__narrow_to_utf8() { } // __narrow_to_utf8<32> __narrow_to_utf8<32>::~__narrow_to_utf8() { } // __widen_from_utf8<16> __widen_from_utf8<16>::~__widen_from_utf8() { } // __widen_from_utf8<32> __widen_from_utf8<32>::~__widen_from_utf8() { } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS static bool checked_string_to_wchar_convert(wchar_t& dest, const char* ptr, locale_t loc) { if (*ptr == '\0') return false; mbstate_t mb = {}; wchar_t out; size_t ret = __libcpp_mbrtowc_l(&out, ptr, strlen(ptr), &mb, loc); if (ret == static_cast(-1) || ret == static_cast(-2)) { return false; } dest = out; return true; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS #ifdef _LIBCPP_HAS_NO_WIDE_CHARACTERS static bool is_narrow_non_breaking_space(const char* ptr) { // https://www.fileformat.info/info/unicode/char/202f/index.htm return ptr[0] == '\xe2' && ptr[1] == '\x80' && ptr[2] == '\xaf'; } static bool is_non_breaking_space(const char* ptr) { // https://www.fileformat.info/info/unicode/char/0a/index.htm return ptr[0] == '\xc2' && ptr[1] == '\xa0'; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS static bool checked_string_to_char_convert(char& dest, const char* ptr, locale_t __loc) { if (*ptr == '\0') return false; if (!ptr[1]) { dest = *ptr; return true; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS // First convert the MBS into a wide char then attempt to narrow it using // wctob_l. wchar_t wout; if (!checked_string_to_wchar_convert(wout, ptr, __loc)) return false; int res; if ((res = __libcpp_wctob_l(wout, __loc)) != char_traits::eof()) { dest = res; return true; } // FIXME: Work around specific multibyte sequences that we can reasonably // translate into a different single byte. switch (wout) { case L'\u202F': // narrow non-breaking space case L'\u00A0': // non-breaking space dest = ' '; return true; default: return false; } #else // _LIBCPP_HAS_NO_WIDE_CHARACTERS // FIXME: Work around specific multibyte sequences that we can reasonably // translate into a different single byte. if (is_narrow_non_breaking_space(ptr) || is_non_breaking_space(ptr)) { dest = ' '; return true; } return false; #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS _LIBCPP_UNREACHABLE(); } // numpunct && numpunct locale::id numpunct< char >::id; #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS locale::id numpunct::id; #endif numpunct::numpunct(size_t refs) : locale::facet(refs), __decimal_point_('.'), __thousands_sep_(',') { } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS numpunct::numpunct(size_t refs) : locale::facet(refs), __decimal_point_(L'.'), __thousands_sep_(L',') { } #endif numpunct::~numpunct() { } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS numpunct::~numpunct() { } #endif char numpunct< char >::do_decimal_point() const {return __decimal_point_;} #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS wchar_t numpunct::do_decimal_point() const {return __decimal_point_;} #endif char numpunct< char >::do_thousands_sep() const {return __thousands_sep_;} #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS wchar_t numpunct::do_thousands_sep() const {return __thousands_sep_;} #endif string numpunct< char >::do_grouping() const {return __grouping_;} #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS string numpunct::do_grouping() const {return __grouping_;} #endif string numpunct< char >::do_truename() const {return "true";} #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS wstring numpunct::do_truename() const {return L"true";} #endif string numpunct< char >::do_falsename() const {return "false";} #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS wstring numpunct::do_falsename() const {return L"false";} #endif // numpunct_byname numpunct_byname::numpunct_byname(const char* nm, size_t refs) : numpunct(refs) { __init(nm); } numpunct_byname::numpunct_byname(const string& nm, size_t refs) : numpunct(refs) { __init(nm.c_str()); } numpunct_byname::~numpunct_byname() { } void numpunct_byname::__init(const char* nm) { typedef numpunct base; if (strcmp(nm, "C") != 0) { __libcpp_unique_locale loc(nm); if (!loc) __throw_runtime_error("numpunct_byname::numpunct_byname" " failed to construct for " + string(nm)); lconv* lc = __libcpp_localeconv_l(loc.get()); if (!checked_string_to_char_convert(__decimal_point_, lc->decimal_point, loc.get())) __decimal_point_ = base::do_decimal_point(); if (!checked_string_to_char_convert(__thousands_sep_, lc->thousands_sep, loc.get())) __thousands_sep_ = base::do_thousands_sep(); __grouping_ = lc->grouping; // localization for truename and falsename is not available } } // numpunct_byname #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS numpunct_byname::numpunct_byname(const char* nm, size_t refs) : numpunct(refs) { __init(nm); } numpunct_byname::numpunct_byname(const string& nm, size_t refs) : numpunct(refs) { __init(nm.c_str()); } numpunct_byname::~numpunct_byname() { } void numpunct_byname::__init(const char* nm) { if (strcmp(nm, "C") != 0) { __libcpp_unique_locale loc(nm); if (!loc) __throw_runtime_error("numpunct_byname::numpunct_byname" " failed to construct for " + string(nm)); lconv* lc = __libcpp_localeconv_l(loc.get()); checked_string_to_wchar_convert(__decimal_point_, lc->decimal_point, loc.get()); checked_string_to_wchar_convert(__thousands_sep_, lc->thousands_sep, loc.get()); __grouping_ = lc->grouping; // localization for truename and falsename is not available } } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // num_get helpers int __num_get_base::__get_base(ios_base& iob) { ios_base::fmtflags __basefield = iob.flags() & ios_base::basefield; if (__basefield == ios_base::oct) return 8; else if (__basefield == ios_base::hex) return 16; else if (__basefield == 0) return 0; return 10; } const char __num_get_base::__src[33] = "0123456789abcdefABCDEFxX+-pPiInN"; void __check_grouping(const string& __grouping, unsigned* __g, unsigned* __g_end, ios_base::iostate& __err) { // if the grouping pattern is empty _or_ there are no grouping bits, then do nothing // we always have at least a single entry in [__g, __g_end); the end of the input sequence if (__grouping.size() != 0 && __g_end - __g > 1) { reverse(__g, __g_end); const char* __ig = __grouping.data(); const char* __eg = __ig + __grouping.size(); for (unsigned* __r = __g; __r < __g_end-1; ++__r) { if (0 < *__ig && *__ig < numeric_limits::max()) { if (static_cast(*__ig) != *__r) { __err = ios_base::failbit; return; } } if (__eg - __ig > 1) ++__ig; } if (0 < *__ig && *__ig < numeric_limits::max()) { if (static_cast(*__ig) < __g_end[-1] || __g_end[-1] == 0) __err = ios_base::failbit; } } } void __num_put_base::__format_int(char* __fmtp, const char* __len, bool __signd, ios_base::fmtflags __flags) { if ((__flags & ios_base::showpos) && (__flags & ios_base::basefield) != ios_base::oct && (__flags & ios_base::basefield) != ios_base::hex && __signd) *__fmtp++ = '+'; if (__flags & ios_base::showbase) *__fmtp++ = '#'; while(*__len) *__fmtp++ = *__len++; if ((__flags & ios_base::basefield) == ios_base::oct) *__fmtp = 'o'; else if ((__flags & ios_base::basefield) == ios_base::hex) { if (__flags & ios_base::uppercase) *__fmtp = 'X'; else *__fmtp = 'x'; } else if (__signd) *__fmtp = 'd'; else *__fmtp = 'u'; } bool __num_put_base::__format_float(char* __fmtp, const char* __len, ios_base::fmtflags __flags) { bool specify_precision = true; if (__flags & ios_base::showpos) *__fmtp++ = '+'; if (__flags & ios_base::showpoint) *__fmtp++ = '#'; ios_base::fmtflags floatfield = __flags & ios_base::floatfield; bool uppercase = (__flags & ios_base::uppercase) != 0; if (floatfield == (ios_base::fixed | ios_base::scientific)) specify_precision = false; else { *__fmtp++ = '.'; *__fmtp++ = '*'; } while(*__len) *__fmtp++ = *__len++; if (floatfield == ios_base::fixed) { if (uppercase) *__fmtp = 'F'; else *__fmtp = 'f'; } else if (floatfield == ios_base::scientific) { if (uppercase) *__fmtp = 'E'; else *__fmtp = 'e'; } else if (floatfield == (ios_base::fixed | ios_base::scientific)) { if (uppercase) *__fmtp = 'A'; else *__fmtp = 'a'; } else { if (uppercase) *__fmtp = 'G'; else *__fmtp = 'g'; } return specify_precision; } char* __num_put_base::__identify_padding(char* __nb, char* __ne, const ios_base& __iob) { switch (__iob.flags() & ios_base::adjustfield) { case ios_base::internal: if (__nb[0] == '-' || __nb[0] == '+') return __nb+1; if (__ne - __nb >= 2 && __nb[0] == '0' && (__nb[1] == 'x' || __nb[1] == 'X')) return __nb+2; break; case ios_base::left: return __ne; case ios_base::right: default: break; } return __nb; } // time_get static string* init_weeks() { static string weeks[14]; weeks[0] = "Sunday"; weeks[1] = "Monday"; weeks[2] = "Tuesday"; weeks[3] = "Wednesday"; weeks[4] = "Thursday"; weeks[5] = "Friday"; weeks[6] = "Saturday"; weeks[7] = "Sun"; weeks[8] = "Mon"; weeks[9] = "Tue"; weeks[10] = "Wed"; weeks[11] = "Thu"; weeks[12] = "Fri"; weeks[13] = "Sat"; return weeks; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS static wstring* init_wweeks() { static wstring weeks[14]; weeks[0] = L"Sunday"; weeks[1] = L"Monday"; weeks[2] = L"Tuesday"; weeks[3] = L"Wednesday"; weeks[4] = L"Thursday"; weeks[5] = L"Friday"; weeks[6] = L"Saturday"; weeks[7] = L"Sun"; weeks[8] = L"Mon"; weeks[9] = L"Tue"; weeks[10] = L"Wed"; weeks[11] = L"Thu"; weeks[12] = L"Fri"; weeks[13] = L"Sat"; return weeks; } #endif template <> const string* __time_get_c_storage::__weeks() const { static const string* weeks = init_weeks(); return weeks; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> const wstring* __time_get_c_storage::__weeks() const { static const wstring* weeks = init_wweeks(); return weeks; } #endif static string* init_months() { static string months[24]; months[0] = "January"; months[1] = "February"; months[2] = "March"; months[3] = "April"; months[4] = "May"; months[5] = "June"; months[6] = "July"; months[7] = "August"; months[8] = "September"; months[9] = "October"; months[10] = "November"; months[11] = "December"; months[12] = "Jan"; months[13] = "Feb"; months[14] = "Mar"; months[15] = "Apr"; months[16] = "May"; months[17] = "Jun"; months[18] = "Jul"; months[19] = "Aug"; months[20] = "Sep"; months[21] = "Oct"; months[22] = "Nov"; months[23] = "Dec"; return months; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS static wstring* init_wmonths() { static wstring months[24]; months[0] = L"January"; months[1] = L"February"; months[2] = L"March"; months[3] = L"April"; months[4] = L"May"; months[5] = L"June"; months[6] = L"July"; months[7] = L"August"; months[8] = L"September"; months[9] = L"October"; months[10] = L"November"; months[11] = L"December"; months[12] = L"Jan"; months[13] = L"Feb"; months[14] = L"Mar"; months[15] = L"Apr"; months[16] = L"May"; months[17] = L"Jun"; months[18] = L"Jul"; months[19] = L"Aug"; months[20] = L"Sep"; months[21] = L"Oct"; months[22] = L"Nov"; months[23] = L"Dec"; return months; } #endif template <> const string* __time_get_c_storage::__months() const { static const string* months = init_months(); return months; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> const wstring* __time_get_c_storage::__months() const { static const wstring* months = init_wmonths(); return months; } #endif static string* init_am_pm() { static string am_pm[2]; am_pm[0] = "AM"; am_pm[1] = "PM"; return am_pm; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS static wstring* init_wam_pm() { static wstring am_pm[2]; am_pm[0] = L"AM"; am_pm[1] = L"PM"; return am_pm; } #endif template <> const string* __time_get_c_storage::__am_pm() const { static const string* am_pm = init_am_pm(); return am_pm; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> const wstring* __time_get_c_storage::__am_pm() const { static const wstring* am_pm = init_wam_pm(); return am_pm; } #endif template <> const string& __time_get_c_storage::__x() const { static string s("%m/%d/%y"); return s; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> const wstring& __time_get_c_storage::__x() const { static wstring s(L"%m/%d/%y"); return s; } #endif template <> const string& __time_get_c_storage::__X() const { static string s("%H:%M:%S"); return s; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> const wstring& __time_get_c_storage::__X() const { static wstring s(L"%H:%M:%S"); return s; } #endif template <> const string& __time_get_c_storage::__c() const { static string s("%a %b %d %H:%M:%S %Y"); return s; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> const wstring& __time_get_c_storage::__c() const { static wstring s(L"%a %b %d %H:%M:%S %Y"); return s; } #endif template <> const string& __time_get_c_storage::__r() const { static string s("%I:%M:%S %p"); return s; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> const wstring& __time_get_c_storage::__r() const { static wstring s(L"%I:%M:%S %p"); return s; } #endif // time_get_byname __time_get::__time_get(const char* nm) : __loc_(newlocale(LC_ALL_MASK, nm, 0)) { if (__loc_ == 0) __throw_runtime_error("time_get_byname" " failed to construct for " + string(nm)); } __time_get::__time_get(const string& nm) : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) { if (__loc_ == 0) __throw_runtime_error("time_get_byname" " failed to construct for " + nm); } __time_get::~__time_get() { freelocale(__loc_); } #if defined(__clang__) #pragma clang diagnostic ignored "-Wmissing-field-initializers" #endif #if defined(__GNUG__) #pragma GCC diagnostic ignored "-Wmissing-field-initializers" #endif template <> string __time_get_storage::__analyze(char fmt, const ctype& ct) { tm t = {0}; t.tm_sec = 59; t.tm_min = 55; t.tm_hour = 23; t.tm_mday = 31; t.tm_mon = 11; t.tm_year = 161; t.tm_wday = 6; t.tm_yday = 364; t.tm_isdst = -1; char buf[100]; char f[3] = {0}; f[0] = '%'; f[1] = fmt; size_t n = strftime_l(buf, countof(buf), f, &t, __loc_); char* bb = buf; char* be = buf + n; string result; while (bb != be) { if (ct.is(ctype_base::space, *bb)) { result.push_back(' '); for (++bb; bb != be && ct.is(ctype_base::space, *bb); ++bb) ; continue; } char* w = bb; ios_base::iostate err = ios_base::goodbit; ptrdiff_t i = __scan_keyword(w, be, this->__weeks_, this->__weeks_+14, ct, err, false) - this->__weeks_; if (i < 14) { result.push_back('%'); if (i < 7) result.push_back('A'); else result.push_back('a'); bb = w; continue; } w = bb; i = __scan_keyword(w, be, this->__months_, this->__months_+24, ct, err, false) - this->__months_; if (i < 24) { result.push_back('%'); if (i < 12) result.push_back('B'); else result.push_back('b'); if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) result.back() = 'm'; bb = w; continue; } if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) { w = bb; i = __scan_keyword(w, be, this->__am_pm_, this->__am_pm_+2, ct, err, false) - this->__am_pm_; if (i < 2) { result.push_back('%'); result.push_back('p'); bb = w; continue; } } w = bb; if (ct.is(ctype_base::digit, *bb)) { switch(__get_up_to_n_digits(bb, be, err, ct, 4)) { case 6: result.push_back('%'); result.push_back('w'); break; case 7: result.push_back('%'); result.push_back('u'); break; case 11: result.push_back('%'); result.push_back('I'); break; case 12: result.push_back('%'); result.push_back('m'); break; case 23: result.push_back('%'); result.push_back('H'); break; case 31: result.push_back('%'); result.push_back('d'); break; case 55: result.push_back('%'); result.push_back('M'); break; case 59: result.push_back('%'); result.push_back('S'); break; case 61: result.push_back('%'); result.push_back('y'); break; case 364: result.push_back('%'); result.push_back('j'); break; case 2061: result.push_back('%'); result.push_back('Y'); break; default: for (; w != bb; ++w) result.push_back(*w); break; } continue; } if (*bb == '%') { result.push_back('%'); result.push_back('%'); ++bb; continue; } result.push_back(*bb); ++bb; } return result; } #if defined(__clang__) #pragma clang diagnostic ignored "-Wmissing-braces" #endif #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> wstring __time_get_storage::__analyze(char fmt, const ctype& ct) { tm t = {0}; t.tm_sec = 59; t.tm_min = 55; t.tm_hour = 23; t.tm_mday = 31; t.tm_mon = 11; t.tm_year = 161; t.tm_wday = 6; t.tm_yday = 364; t.tm_isdst = -1; char buf[100]; char f[3] = {0}; f[0] = '%'; f[1] = fmt; strftime_l(buf, countof(buf), f, &t, __loc_); wchar_t wbuf[100]; wchar_t* wbb = wbuf; mbstate_t mb = {0}; const char* bb = buf; size_t j = __libcpp_mbsrtowcs_l( wbb, &bb, countof(wbuf), &mb, __loc_); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wchar_t* wbe = wbb + j; wstring result; while (wbb != wbe) { if (ct.is(ctype_base::space, *wbb)) { result.push_back(L' '); for (++wbb; wbb != wbe && ct.is(ctype_base::space, *wbb); ++wbb) ; continue; } wchar_t* w = wbb; ios_base::iostate err = ios_base::goodbit; ptrdiff_t i = __scan_keyword(w, wbe, this->__weeks_, this->__weeks_+14, ct, err, false) - this->__weeks_; if (i < 14) { result.push_back(L'%'); if (i < 7) result.push_back(L'A'); else result.push_back(L'a'); wbb = w; continue; } w = wbb; i = __scan_keyword(w, wbe, this->__months_, this->__months_+24, ct, err, false) - this->__months_; if (i < 24) { result.push_back(L'%'); if (i < 12) result.push_back(L'B'); else result.push_back(L'b'); if (fmt == 'x' && ct.is(ctype_base::digit, this->__months_[i][0])) result.back() = L'm'; wbb = w; continue; } if (this->__am_pm_[0].size() + this->__am_pm_[1].size() > 0) { w = wbb; i = __scan_keyword(w, wbe, this->__am_pm_, this->__am_pm_+2, ct, err, false) - this->__am_pm_; if (i < 2) { result.push_back(L'%'); result.push_back(L'p'); wbb = w; continue; } } w = wbb; if (ct.is(ctype_base::digit, *wbb)) { switch(__get_up_to_n_digits(wbb, wbe, err, ct, 4)) { case 6: result.push_back(L'%'); result.push_back(L'w'); break; case 7: result.push_back(L'%'); result.push_back(L'u'); break; case 11: result.push_back(L'%'); result.push_back(L'I'); break; case 12: result.push_back(L'%'); result.push_back(L'm'); break; case 23: result.push_back(L'%'); result.push_back(L'H'); break; case 31: result.push_back(L'%'); result.push_back(L'd'); break; case 55: result.push_back(L'%'); result.push_back(L'M'); break; case 59: result.push_back(L'%'); result.push_back(L'S'); break; case 61: result.push_back(L'%'); result.push_back(L'y'); break; case 364: result.push_back(L'%'); result.push_back(L'j'); break; case 2061: result.push_back(L'%'); result.push_back(L'Y'); break; default: for (; w != wbb; ++w) result.push_back(*w); break; } continue; } if (ct.narrow(*wbb, 0) == '%') { result.push_back(L'%'); result.push_back(L'%'); ++wbb; continue; } result.push_back(*wbb); ++wbb; } return result; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> void __time_get_storage::init(const ctype& ct) { tm t = {0}; char buf[100]; // __weeks_ for (int i = 0; i < 7; ++i) { t.tm_wday = i; strftime_l(buf, countof(buf), "%A", &t, __loc_); __weeks_[i] = buf; strftime_l(buf, countof(buf), "%a", &t, __loc_); __weeks_[i+7] = buf; } // __months_ for (int i = 0; i < 12; ++i) { t.tm_mon = i; strftime_l(buf, countof(buf), "%B", &t, __loc_); __months_[i] = buf; strftime_l(buf, countof(buf), "%b", &t, __loc_); __months_[i+12] = buf; } // __am_pm_ t.tm_hour = 1; strftime_l(buf, countof(buf), "%p", &t, __loc_); __am_pm_[0] = buf; t.tm_hour = 13; strftime_l(buf, countof(buf), "%p", &t, __loc_); __am_pm_[1] = buf; __c_ = __analyze('c', ct); __r_ = __analyze('r', ct); __x_ = __analyze('x', ct); __X_ = __analyze('X', ct); } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> void __time_get_storage::init(const ctype& ct) { tm t = {0}; char buf[100]; wchar_t wbuf[100]; wchar_t* wbe; mbstate_t mb = {0}; // __weeks_ for (int i = 0; i < 7; ++i) { t.tm_wday = i; strftime_l(buf, countof(buf), "%A", &t, __loc_); mb = mbstate_t(); const char* bb = buf; size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_); if (j == size_t(-1) || j == 0) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __weeks_[i].assign(wbuf, wbe); strftime_l(buf, countof(buf), "%a", &t, __loc_); mb = mbstate_t(); bb = buf; j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_); if (j == size_t(-1) || j == 0) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __weeks_[i+7].assign(wbuf, wbe); } // __months_ for (int i = 0; i < 12; ++i) { t.tm_mon = i; strftime_l(buf, countof(buf), "%B", &t, __loc_); mb = mbstate_t(); const char* bb = buf; size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_); if (j == size_t(-1) || j == 0) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __months_[i].assign(wbuf, wbe); strftime_l(buf, countof(buf), "%b", &t, __loc_); mb = mbstate_t(); bb = buf; j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_); if (j == size_t(-1) || j == 0) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __months_[i+12].assign(wbuf, wbe); } // __am_pm_ t.tm_hour = 1; strftime_l(buf, countof(buf), "%p", &t, __loc_); mb = mbstate_t(); const char* bb = buf; size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __am_pm_[0].assign(wbuf, wbe); t.tm_hour = 13; strftime_l(buf, countof(buf), "%p", &t, __loc_); mb = mbstate_t(); bb = buf; j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, __loc_); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __am_pm_[1].assign(wbuf, wbe); __c_ = __analyze('c', ct); __r_ = __analyze('r', ct); __x_ = __analyze('x', ct); __X_ = __analyze('X', ct); } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS template struct _LIBCPP_HIDDEN __time_get_temp : public ctype_byname { explicit __time_get_temp(const char* nm) : ctype_byname(nm, 1) {} explicit __time_get_temp(const string& nm) : ctype_byname(nm, 1) {} }; template <> __time_get_storage::__time_get_storage(const char* __nm) : __time_get(__nm) { const __time_get_temp ct(__nm); init(ct); } template <> __time_get_storage::__time_get_storage(const string& __nm) : __time_get(__nm) { const __time_get_temp ct(__nm); init(ct); } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> __time_get_storage::__time_get_storage(const char* __nm) : __time_get(__nm) { const __time_get_temp ct(__nm); init(ct); } template <> __time_get_storage::__time_get_storage(const string& __nm) : __time_get(__nm) { const __time_get_temp ct(__nm); init(ct); } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> time_base::dateorder __time_get_storage::__do_date_order() const { unsigned i; for (i = 0; i < __x_.size(); ++i) if (__x_[i] == '%') break; ++i; switch (__x_[i]) { case 'y': case 'Y': for (++i; i < __x_.size(); ++i) if (__x_[i] == '%') break; if (i == __x_.size()) break; ++i; switch (__x_[i]) { case 'm': for (++i; i < __x_.size(); ++i) if (__x_[i] == '%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == 'd') return time_base::ymd; break; case 'd': for (++i; i < __x_.size(); ++i) if (__x_[i] == '%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == 'm') return time_base::ydm; break; } break; case 'm': for (++i; i < __x_.size(); ++i) if (__x_[i] == '%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == 'd') { for (++i; i < __x_.size(); ++i) if (__x_[i] == '%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == 'y' || __x_[i] == 'Y') return time_base::mdy; break; } break; case 'd': for (++i; i < __x_.size(); ++i) if (__x_[i] == '%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == 'm') { for (++i; i < __x_.size(); ++i) if (__x_[i] == '%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == 'y' || __x_[i] == 'Y') return time_base::dmy; break; } break; } return time_base::no_order; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template <> time_base::dateorder __time_get_storage::__do_date_order() const { unsigned i; for (i = 0; i < __x_.size(); ++i) if (__x_[i] == L'%') break; ++i; switch (__x_[i]) { case L'y': case L'Y': for (++i; i < __x_.size(); ++i) if (__x_[i] == L'%') break; if (i == __x_.size()) break; ++i; switch (__x_[i]) { case L'm': for (++i; i < __x_.size(); ++i) if (__x_[i] == L'%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == L'd') return time_base::ymd; break; case L'd': for (++i; i < __x_.size(); ++i) if (__x_[i] == L'%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == L'm') return time_base::ydm; break; } break; case L'm': for (++i; i < __x_.size(); ++i) if (__x_[i] == L'%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == L'd') { for (++i; i < __x_.size(); ++i) if (__x_[i] == L'%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == L'y' || __x_[i] == L'Y') return time_base::mdy; break; } break; case L'd': for (++i; i < __x_.size(); ++i) if (__x_[i] == L'%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == L'm') { for (++i; i < __x_.size(); ++i) if (__x_[i] == L'%') break; if (i == __x_.size()) break; ++i; if (__x_[i] == L'y' || __x_[i] == L'Y') return time_base::dmy; break; } break; } return time_base::no_order; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // time_put __time_put::__time_put(const char* nm) : __loc_(newlocale(LC_ALL_MASK, nm, 0)) { if (__loc_ == 0) __throw_runtime_error("time_put_byname" " failed to construct for " + string(nm)); } __time_put::__time_put(const string& nm) : __loc_(newlocale(LC_ALL_MASK, nm.c_str(), 0)) { if (__loc_ == 0) __throw_runtime_error("time_put_byname" " failed to construct for " + nm); } __time_put::~__time_put() { if (__loc_ != _LIBCPP_GET_C_LOCALE) freelocale(__loc_); } void __time_put::__do_put(char* __nb, char*& __ne, const tm* __tm, char __fmt, char __mod) const { char fmt[] = {'%', __fmt, __mod, 0}; if (__mod != 0) swap(fmt[1], fmt[2]); size_t n = strftime_l(__nb, countof(__nb, __ne), fmt, __tm, __loc_); __ne = __nb + n; } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS void __time_put::__do_put(wchar_t* __wb, wchar_t*& __we, const tm* __tm, char __fmt, char __mod) const { char __nar[100]; char* __ne = __nar + 100; __do_put(__nar, __ne, __tm, __fmt, __mod); mbstate_t mb = {0}; const char* __nb = __nar; size_t j = __libcpp_mbsrtowcs_l(__wb, &__nb, countof(__wb, __we), &mb, __loc_); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); __we = __wb + j; } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS // moneypunct_byname template static void __init_pat(money_base::pattern& pat, basic_string& __curr_symbol_, bool intl, char cs_precedes, char sep_by_space, char sign_posn, charT space_char) { const char sign = static_cast(money_base::sign); const char space = static_cast(money_base::space); const char none = static_cast(money_base::none); const char symbol = static_cast(money_base::symbol); const char value = static_cast(money_base::value); const bool symbol_contains_sep = intl && __curr_symbol_.size() == 4; // Comments on case branches reflect 'C11 7.11.2.1 The localeconv // function'. "Space between sign and symbol or value" means that // if the sign is adjacent to the symbol, there's a space between // them, and otherwise there's a space between the sign and value. // // C11's localeconv specifies that the fourth character of an // international curr_symbol is used to separate the sign and // value when sep_by_space says to do so. C++ can't represent // that, so we just use a space. When sep_by_space says to // separate the symbol and value-or-sign with a space, we rearrange the // curr_symbol to put its spacing character on the correct side of // the symbol. // // We also need to avoid adding an extra space between the sign // and value when the currency symbol is suppressed (by not // setting showbase). We match glibc's strfmon by interpreting // sep_by_space==1 as "omit the space when the currency symbol is // absent". // // Users who want to get this right should use ICU instead. switch (cs_precedes) { case 0: // value before curr_symbol if (symbol_contains_sep) { // Move the separator to before the symbol, to place it // between the value and symbol. rotate(__curr_symbol_.begin(), __curr_symbol_.begin() + 3, __curr_symbol_.end()); } switch (sign_posn) { case 0: // Parentheses surround the quantity and currency symbol. pat.field[0] = sign; pat.field[1] = value; pat.field[2] = none; // Any space appears in the symbol. pat.field[3] = symbol; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. // This case may have changed between C99 and C11; // assume the currency symbol matches the intention. case 2: // Space between sign and currency or value. // The "sign" is two parentheses, so no space here either. return; case 1: // Space between currency-and-sign or currency and value. if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[2]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.insert(0, 1, space_char); } return; default: break; } break; case 1: // The sign string precedes the quantity and currency symbol. pat.field[0] = sign; pat.field[3] = symbol; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = value; pat.field[2] = none; return; case 1: // Space between currency-and-sign or currency and value. pat.field[1] = value; pat.field[2] = none; if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[2]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.insert(0, 1, space_char); } return; case 2: // Space between sign and currency or value. pat.field[1] = space; pat.field[2] = value; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // has already appeared after the sign. __curr_symbol_.erase(__curr_symbol_.begin()); } return; default: break; } break; case 2: // The sign string succeeds the quantity and currency symbol. pat.field[0] = value; pat.field[3] = sign; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = none; pat.field[2] = symbol; return; case 1: // Space between currency-and-sign or currency and value. if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[1]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.insert(0, 1, space_char); } pat.field[1] = none; pat.field[2] = symbol; return; case 2: // Space between sign and currency or value. pat.field[1] = symbol; pat.field[2] = space; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // should not be removed if showbase is absent. __curr_symbol_.erase(__curr_symbol_.begin()); } return; default: break; } break; case 3: // The sign string immediately precedes the currency symbol. pat.field[0] = value; pat.field[3] = symbol; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = none; pat.field[2] = sign; return; case 1: // Space between currency-and-sign or currency and value. pat.field[1] = space; pat.field[2] = sign; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // has already appeared before the sign. __curr_symbol_.erase(__curr_symbol_.begin()); } return; case 2: // Space between sign and currency or value. pat.field[1] = sign; pat.field[2] = none; if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[2]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.insert(0, 1, space_char); } return; default: break; } break; case 4: // The sign string immediately succeeds the currency symbol. pat.field[0] = value; pat.field[3] = sign; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = none; pat.field[2] = symbol; return; case 1: // Space between currency-and-sign or currency and value. pat.field[1] = none; pat.field[2] = symbol; if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[1]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.insert(0, 1, space_char); } return; case 2: // Space between sign and currency or value. pat.field[1] = symbol; pat.field[2] = space; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // should not disappear when showbase is absent. __curr_symbol_.erase(__curr_symbol_.begin()); } return; default: break; } break; default: break; } break; case 1: // curr_symbol before value switch (sign_posn) { case 0: // Parentheses surround the quantity and currency symbol. pat.field[0] = sign; pat.field[1] = symbol; pat.field[2] = none; // Any space appears in the symbol. pat.field[3] = value; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. // This case may have changed between C99 and C11; // assume the currency symbol matches the intention. case 2: // Space between sign and currency or value. // The "sign" is two parentheses, so no space here either. return; case 1: // Space between currency-and-sign or currency and value. if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[2]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.insert(0, 1, space_char); } return; default: break; } break; case 1: // The sign string precedes the quantity and currency symbol. pat.field[0] = sign; pat.field[3] = value; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = symbol; pat.field[2] = none; return; case 1: // Space between currency-and-sign or currency and value. pat.field[1] = symbol; pat.field[2] = none; if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[2]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.push_back(space_char); } return; case 2: // Space between sign and currency or value. pat.field[1] = space; pat.field[2] = symbol; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // has already appeared after the sign. __curr_symbol_.pop_back(); } return; default: break; } break; case 2: // The sign string succeeds the quantity and currency symbol. pat.field[0] = symbol; pat.field[3] = sign; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = none; pat.field[2] = value; return; case 1: // Space between currency-and-sign or currency and value. pat.field[1] = none; pat.field[2] = value; if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[1]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.push_back(space_char); } return; case 2: // Space between sign and currency or value. pat.field[1] = value; pat.field[2] = space; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // will appear before the sign. __curr_symbol_.pop_back(); } return; default: break; } break; case 3: // The sign string immediately precedes the currency symbol. pat.field[0] = sign; pat.field[3] = value; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = symbol; pat.field[2] = none; return; case 1: // Space between currency-and-sign or currency and value. pat.field[1] = symbol; pat.field[2] = none; if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[2]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.push_back(space_char); } return; case 2: // Space between sign and currency or value. pat.field[1] = space; pat.field[2] = symbol; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // has already appeared after the sign. __curr_symbol_.pop_back(); } return; default: break; } break; case 4: // The sign string immediately succeeds the currency symbol. pat.field[0] = symbol; pat.field[3] = value; switch (sep_by_space) { case 0: // No space separates the currency symbol and value. pat.field[1] = sign; pat.field[2] = none; return; case 1: // Space between currency-and-sign or currency and value. pat.field[1] = sign; pat.field[2] = space; if (symbol_contains_sep) { // Remove the separator from the symbol, since it // should not disappear when showbase is absent. __curr_symbol_.pop_back(); } return; case 2: // Space between sign and currency or value. pat.field[1] = none; pat.field[2] = sign; if (!symbol_contains_sep) { // We insert the space into the symbol instead of // setting pat.field[1]=space so that when // showbase is not set, the space goes away too. __curr_symbol_.push_back(space_char); } return; default: break; } break; default: break; } break; default: break; } pat.field[0] = symbol; pat.field[1] = sign; pat.field[2] = none; pat.field[3] = value; } template<> void moneypunct_byname::init(const char* nm) { typedef moneypunct base; __libcpp_unique_locale loc(nm); if (!loc) __throw_runtime_error("moneypunct_byname" " failed to construct for " + string(nm)); lconv* lc = __libcpp_localeconv_l(loc.get()); if (!checked_string_to_char_convert(__decimal_point_, lc->mon_decimal_point, loc.get())) __decimal_point_ = base::do_decimal_point(); if (!checked_string_to_char_convert(__thousands_sep_, lc->mon_thousands_sep, loc.get())) __thousands_sep_ = base::do_thousands_sep(); __grouping_ = lc->mon_grouping; __curr_symbol_ = lc->currency_symbol; if (lc->frac_digits != CHAR_MAX) __frac_digits_ = lc->frac_digits; else __frac_digits_ = base::do_frac_digits(); if (lc->p_sign_posn == 0) __positive_sign_ = "()"; else __positive_sign_ = lc->positive_sign; if (lc->n_sign_posn == 0) __negative_sign_ = "()"; else __negative_sign_ = lc->negative_sign; // Assume the positive and negative formats will want spaces in // the same places in curr_symbol since there's no way to // represent anything else. string_type __dummy_curr_symbol = __curr_symbol_; __init_pat(__pos_format_, __dummy_curr_symbol, false, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn, ' '); __init_pat(__neg_format_, __curr_symbol_, false, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn, ' '); } template<> void moneypunct_byname::init(const char* nm) { typedef moneypunct base; __libcpp_unique_locale loc(nm); if (!loc) __throw_runtime_error("moneypunct_byname" " failed to construct for " + string(nm)); lconv* lc = __libcpp_localeconv_l(loc.get()); if (!checked_string_to_char_convert(__decimal_point_, lc->mon_decimal_point, loc.get())) __decimal_point_ = base::do_decimal_point(); if (!checked_string_to_char_convert(__thousands_sep_, lc->mon_thousands_sep, loc.get())) __thousands_sep_ = base::do_thousands_sep(); __grouping_ = lc->mon_grouping; __curr_symbol_ = lc->int_curr_symbol; if (lc->int_frac_digits != CHAR_MAX) __frac_digits_ = lc->int_frac_digits; else __frac_digits_ = base::do_frac_digits(); #if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) if (lc->p_sign_posn == 0) #else // _LIBCPP_MSVCRT if (lc->int_p_sign_posn == 0) #endif // !_LIBCPP_MSVCRT __positive_sign_ = "()"; else __positive_sign_ = lc->positive_sign; #if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) if(lc->n_sign_posn == 0) #else // _LIBCPP_MSVCRT if (lc->int_n_sign_posn == 0) #endif // !_LIBCPP_MSVCRT __negative_sign_ = "()"; else __negative_sign_ = lc->negative_sign; // Assume the positive and negative formats will want spaces in // the same places in curr_symbol since there's no way to // represent anything else. string_type __dummy_curr_symbol = __curr_symbol_; #if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) __init_pat(__pos_format_, __dummy_curr_symbol, true, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn, ' '); __init_pat(__neg_format_, __curr_symbol_, true, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn, ' '); #else // _LIBCPP_MSVCRT __init_pat(__pos_format_, __dummy_curr_symbol, true, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn, ' '); __init_pat(__neg_format_, __curr_symbol_, true, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn, ' '); #endif // !_LIBCPP_MSVCRT } #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS template<> void moneypunct_byname::init(const char* nm) { typedef moneypunct base; __libcpp_unique_locale loc(nm); if (!loc) __throw_runtime_error("moneypunct_byname" " failed to construct for " + string(nm)); lconv* lc = __libcpp_localeconv_l(loc.get()); if (!checked_string_to_wchar_convert(__decimal_point_, lc->mon_decimal_point, loc.get())) __decimal_point_ = base::do_decimal_point(); if (!checked_string_to_wchar_convert(__thousands_sep_, lc->mon_thousands_sep, loc.get())) __thousands_sep_ = base::do_thousands_sep(); __grouping_ = lc->mon_grouping; wchar_t wbuf[100]; mbstate_t mb = {0}; const char* bb = lc->currency_symbol; size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get()); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wchar_t* wbe = wbuf + j; __curr_symbol_.assign(wbuf, wbe); if (lc->frac_digits != CHAR_MAX) __frac_digits_ = lc->frac_digits; else __frac_digits_ = base::do_frac_digits(); if (lc->p_sign_posn == 0) __positive_sign_ = L"()"; else { mb = mbstate_t(); bb = lc->positive_sign; j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get()); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __positive_sign_.assign(wbuf, wbe); } if (lc->n_sign_posn == 0) __negative_sign_ = L"()"; else { mb = mbstate_t(); bb = lc->negative_sign; j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get()); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __negative_sign_.assign(wbuf, wbe); } // Assume the positive and negative formats will want spaces in // the same places in curr_symbol since there's no way to // represent anything else. string_type __dummy_curr_symbol = __curr_symbol_; __init_pat(__pos_format_, __dummy_curr_symbol, false, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn, L' '); __init_pat(__neg_format_, __curr_symbol_, false, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn, L' '); } template<> void moneypunct_byname::init(const char* nm) { typedef moneypunct base; __libcpp_unique_locale loc(nm); if (!loc) __throw_runtime_error("moneypunct_byname" " failed to construct for " + string(nm)); lconv* lc = __libcpp_localeconv_l(loc.get()); if (!checked_string_to_wchar_convert(__decimal_point_, lc->mon_decimal_point, loc.get())) __decimal_point_ = base::do_decimal_point(); if (!checked_string_to_wchar_convert(__thousands_sep_, lc->mon_thousands_sep, loc.get())) __thousands_sep_ = base::do_thousands_sep(); __grouping_ = lc->mon_grouping; wchar_t wbuf[100]; mbstate_t mb = {0}; const char* bb = lc->int_curr_symbol; size_t j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get()); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wchar_t* wbe = wbuf + j; __curr_symbol_.assign(wbuf, wbe); if (lc->int_frac_digits != CHAR_MAX) __frac_digits_ = lc->int_frac_digits; else __frac_digits_ = base::do_frac_digits(); #if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) if (lc->p_sign_posn == 0) #else // _LIBCPP_MSVCRT if (lc->int_p_sign_posn == 0) #endif // !_LIBCPP_MSVCRT __positive_sign_ = L"()"; else { mb = mbstate_t(); bb = lc->positive_sign; j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get()); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __positive_sign_.assign(wbuf, wbe); } #if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) if (lc->n_sign_posn == 0) #else // _LIBCPP_MSVCRT if (lc->int_n_sign_posn == 0) #endif // !_LIBCPP_MSVCRT __negative_sign_ = L"()"; else { mb = mbstate_t(); bb = lc->negative_sign; j = __libcpp_mbsrtowcs_l(wbuf, &bb, countof(wbuf), &mb, loc.get()); if (j == size_t(-1)) __throw_runtime_error("locale not supported"); wbe = wbuf + j; __negative_sign_.assign(wbuf, wbe); } // Assume the positive and negative formats will want spaces in // the same places in curr_symbol since there's no way to // represent anything else. string_type __dummy_curr_symbol = __curr_symbol_; #if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__) __init_pat(__pos_format_, __dummy_curr_symbol, true, lc->p_cs_precedes, lc->p_sep_by_space, lc->p_sign_posn, L' '); __init_pat(__neg_format_, __curr_symbol_, true, lc->n_cs_precedes, lc->n_sep_by_space, lc->n_sign_posn, L' '); #else // _LIBCPP_MSVCRT __init_pat(__pos_format_, __dummy_curr_symbol, true, lc->int_p_cs_precedes, lc->int_p_sep_by_space, lc->int_p_sign_posn, L' '); __init_pat(__neg_format_, __curr_symbol_, true, lc->int_n_cs_precedes, lc->int_n_sep_by_space, lc->int_n_sign_posn, L' '); #endif // !_LIBCPP_MSVCRT } #endif // _LIBCPP_HAS_NO_WIDE_CHARACTERS void __do_nothing(void*) {} void __throw_runtime_error(const char* msg) { #ifndef _LIBCPP_NO_EXCEPTIONS throw runtime_error(msg); #else (void)msg; _VSTD::abort(); #endif } template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS collate; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS collate;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS num_get; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS num_get;) template struct _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __num_get; _LIBCPP_IF_WIDE_CHARACTERS(template struct _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __num_get;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS num_put; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS num_put;) template struct _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __num_put; _LIBCPP_IF_WIDE_CHARACTERS(template struct _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __num_put;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_get; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_get;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_get_byname; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_get_byname;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_put; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_put;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_put_byname; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS time_put_byname;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct; template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct;) _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct_byname; template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct_byname; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct_byname;) _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS moneypunct_byname;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS money_get; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS money_get;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __money_get; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __money_get;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS money_put; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS money_put;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __money_put; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS __money_put;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS messages; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS messages;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS messages_byname; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS messages_byname;) template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS codecvt_byname; _LIBCPP_IF_WIDE_CHARACTERS(template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS codecvt_byname;) template class _LIBCPP_DEPRECATED_IN_CXX20 _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS codecvt_byname; template class _LIBCPP_DEPRECATED_IN_CXX20 _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS codecvt_byname; #ifndef _LIBCPP_HAS_NO_CHAR8_T template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS codecvt_byname; template class _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS codecvt_byname; #endif _LIBCPP_END_NAMESPACE_STD