97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
// © 2023 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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//
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#include "unicode/bytestream.h"
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#include "unicode/errorcode.h"
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#include "unicode/stringpiece.h"
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#include "unicode/utypes.h"
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#include "unicode/ustring.h"
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#include "unicode/ulocale.h"
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#include "unicode/locid.h"
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#include "bytesinkutil.h"
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#include "charstr.h"
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#include "cmemory.h"
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U_NAMESPACE_USE
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#define EXTERNAL(i) (reinterpret_cast<ULocale*>(i))
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#define CONST_INTERNAL(e) (reinterpret_cast<const icu::Locale*>(e))
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#define INTERNAL(e) (reinterpret_cast<icu::Locale*>(e))
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ULocale*
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ulocale_openForLocaleID(const char* localeID, int32_t length, UErrorCode* err) {
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if (U_FAILURE(*err)) { return nullptr; }
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CharString str(length < 0 ? StringPiece(localeID) : StringPiece(localeID, length), *err);
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if (U_FAILURE(*err)) { return nullptr; }
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return EXTERNAL(icu::Locale::createFromName(str.data()).clone());
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}
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ULocale*
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ulocale_openForLanguageTag(const char* tag, int32_t length, UErrorCode* err) {
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if (U_FAILURE(*err)) { return nullptr; }
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Locale l = icu::Locale::forLanguageTag(length < 0 ? StringPiece(tag) : StringPiece(tag, length), *err);
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if (U_FAILURE(*err)) { return nullptr; }
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return EXTERNAL(l.clone());
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}
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void
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ulocale_close(ULocale* locale) {
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delete INTERNAL(locale);
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}
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#define IMPL_ULOCALE_STRING_GETTER(N1, N2) \
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const char* ulocale_get ## N1(const ULocale* locale) { \
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if (locale == nullptr) return nullptr; \
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return CONST_INTERNAL(locale)->get ## N2(); \
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}
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#define IMPL_ULOCALE_STRING_IDENTICAL_GETTER(N) IMPL_ULOCALE_STRING_GETTER(N, N)
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#define IMPL_ULOCALE_GET_KEYWORD_VALUE(N) \
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int32_t ulocale_get ##N ( \
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const ULocale* locale, const char* keyword, int32_t keywordLength, \
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char* valueBuffer, int32_t bufferCapacity, UErrorCode *err) { \
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if (U_FAILURE(*err)) return 0; \
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if (locale == nullptr) { \
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*err = U_ILLEGAL_ARGUMENT_ERROR; \
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return 0; \
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} \
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return ByteSinkUtil::viaByteSinkToTerminatedChars( \
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valueBuffer, bufferCapacity, \
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[&](ByteSink& sink, UErrorCode& status) { \
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CONST_INTERNAL(locale)->get ## N( \
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keywordLength < 0 ? StringPiece(keyword) : StringPiece(keyword, keywordLength), \
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sink, status); \
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}, \
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*err); \
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}
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#define IMPL_ULOCALE_GET_KEYWORDS(N) \
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UEnumeration* ulocale_get ## N(const ULocale* locale, UErrorCode *err) { \
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if (U_FAILURE(*err)) return nullptr; \
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if (locale == nullptr) { \
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*err = U_ILLEGAL_ARGUMENT_ERROR; \
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return nullptr; \
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} \
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return uenum_openFromStringEnumeration( \
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CONST_INTERNAL(locale)->create ## N(*err), err); \
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}
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IMPL_ULOCALE_STRING_IDENTICAL_GETTER(Language)
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IMPL_ULOCALE_STRING_IDENTICAL_GETTER(Script)
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IMPL_ULOCALE_STRING_GETTER(Region, Country)
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IMPL_ULOCALE_STRING_IDENTICAL_GETTER(Variant)
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IMPL_ULOCALE_STRING_GETTER(LocaleID, Name)
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IMPL_ULOCALE_STRING_IDENTICAL_GETTER(BaseName)
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IMPL_ULOCALE_GET_KEYWORD_VALUE(KeywordValue)
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IMPL_ULOCALE_GET_KEYWORD_VALUE(UnicodeKeywordValue)
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IMPL_ULOCALE_GET_KEYWORDS(Keywords)
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IMPL_ULOCALE_GET_KEYWORDS(UnicodeKeywords)
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bool ulocale_isBogus(const ULocale* locale) {
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if (locale == nullptr) return false;
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return CONST_INTERNAL(locale)->isBogus();
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}
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/*eof*/
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