From da736d8259331a8ef13bf4bbb10bbb8a5c0e5299 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Tue, 13 Aug 2019 12:29:07 +0200 Subject: remove node/v8 from source tree --- .../node/deps/icu-small/source/common/ucasemap.cpp | 953 --------------------- 1 file changed, 953 deletions(-) delete mode 100644 deps/node/deps/icu-small/source/common/ucasemap.cpp (limited to 'deps/node/deps/icu-small/source/common/ucasemap.cpp') diff --git a/deps/node/deps/icu-small/source/common/ucasemap.cpp b/deps/node/deps/icu-small/source/common/ucasemap.cpp deleted file mode 100644 index 99e30c9f..00000000 --- a/deps/node/deps/icu-small/source/common/ucasemap.cpp +++ /dev/null @@ -1,953 +0,0 @@ -// © 2016 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html -/* -******************************************************************************* -* -* Copyright (C) 2005-2016, International Business Machines -* Corporation and others. All Rights Reserved. -* -******************************************************************************* -* file name: ucasemap.cpp -* encoding: UTF-8 -* tab size: 8 (not used) -* indentation:4 -* -* created on: 2005may06 -* created by: Markus W. Scherer -* -* Case mapping service object and functions using it. -*/ - -#include "unicode/utypes.h" -#include "unicode/brkiter.h" -#include "unicode/bytestream.h" -#include "unicode/casemap.h" -#include "unicode/edits.h" -#include "unicode/stringoptions.h" -#include "unicode/stringpiece.h" -#include "unicode/ubrk.h" -#include "unicode/uloc.h" -#include "unicode/ustring.h" -#include "unicode/ucasemap.h" -#if !UCONFIG_NO_BREAK_ITERATION -#include "unicode/utext.h" -#endif -#include "unicode/utf.h" -#include "unicode/utf8.h" -#include "unicode/utf16.h" -#include "bytesinkutil.h" -#include "cmemory.h" -#include "cstring.h" -#include "uassert.h" -#include "ucase.h" -#include "ucasemap_imp.h" -#include "ustr_imp.h" - -U_NAMESPACE_USE - -/* UCaseMap service object -------------------------------------------------- */ - -UCaseMap::UCaseMap(const char *localeID, uint32_t opts, UErrorCode *pErrorCode) : -#if !UCONFIG_NO_BREAK_ITERATION - iter(NULL), -#endif - caseLocale(UCASE_LOC_UNKNOWN), options(opts) { - ucasemap_setLocale(this, localeID, pErrorCode); -} - -UCaseMap::~UCaseMap() { -#if !UCONFIG_NO_BREAK_ITERATION - delete iter; -#endif -} - -U_CAPI UCaseMap * U_EXPORT2 -ucasemap_open(const char *locale, uint32_t options, UErrorCode *pErrorCode) { - if(U_FAILURE(*pErrorCode)) { - return NULL; - } - UCaseMap *csm = new UCaseMap(locale, options, pErrorCode); - if(csm==NULL) { - *pErrorCode = U_MEMORY_ALLOCATION_ERROR; - return NULL; - } else if (U_FAILURE(*pErrorCode)) { - delete csm; - return NULL; - } - return csm; -} - -U_CAPI void U_EXPORT2 -ucasemap_close(UCaseMap *csm) { - delete csm; -} - -U_CAPI const char * U_EXPORT2 -ucasemap_getLocale(const UCaseMap *csm) { - return csm->locale; -} - -U_CAPI uint32_t U_EXPORT2 -ucasemap_getOptions(const UCaseMap *csm) { - return csm->options; -} - -U_CAPI void U_EXPORT2 -ucasemap_setLocale(UCaseMap *csm, const char *locale, UErrorCode *pErrorCode) { - if(U_FAILURE(*pErrorCode)) { - return; - } - if (locale != NULL && *locale == 0) { - csm->locale[0] = 0; - csm->caseLocale = UCASE_LOC_ROOT; - return; - } - - int32_t length=uloc_getName(locale, csm->locale, (int32_t)sizeof(csm->locale), pErrorCode); - if(*pErrorCode==U_BUFFER_OVERFLOW_ERROR || length==sizeof(csm->locale)) { - *pErrorCode=U_ZERO_ERROR; - /* we only really need the language code for case mappings */ - length=uloc_getLanguage(locale, csm->locale, (int32_t)sizeof(csm->locale), pErrorCode); - } - if(length==sizeof(csm->locale)) { - *pErrorCode=U_BUFFER_OVERFLOW_ERROR; - } - if(U_SUCCESS(*pErrorCode)) { - csm->caseLocale=UCASE_LOC_UNKNOWN; - csm->caseLocale = ucase_getCaseLocale(csm->locale); - } else { - csm->locale[0]=0; - csm->caseLocale = UCASE_LOC_ROOT; - } -} - -U_CAPI void U_EXPORT2 -ucasemap_setOptions(UCaseMap *csm, uint32_t options, UErrorCode *pErrorCode) { - if(U_FAILURE(*pErrorCode)) { - return; - } - csm->options=options; -} - -/* UTF-8 string case mappings ----------------------------------------------- */ - -/* TODO(markus): Move to a new, separate utf8case.cpp file. */ - -namespace { - -/* append a full case mapping result, see UCASE_MAX_STRING_LENGTH */ -inline UBool -appendResult(int32_t cpLength, int32_t result, const UChar *s, - ByteSink &sink, uint32_t options, icu::Edits *edits, UErrorCode &errorCode) { - U_ASSERT(U_SUCCESS(errorCode)); - - /* decode the result */ - if(result<0) { - /* (not) original code point */ - if(edits!=NULL) { - edits->addUnchanged(cpLength); - } - if((options & U_OMIT_UNCHANGED_TEXT) == 0) { - ByteSinkUtil::appendCodePoint(cpLength, ~result, sink); - } - } else { - if(result<=UCASE_MAX_STRING_LENGTH) { - // string: "result" is the UTF-16 length - return ByteSinkUtil::appendChange(cpLength, s, result, sink, edits, errorCode); - } else { - ByteSinkUtil::appendCodePoint(cpLength, result, sink, edits); - } - } - return TRUE; -} - -// See unicode/utf8.h U8_APPEND_UNSAFE(). -inline uint8_t getTwoByteLead(UChar32 c) { return (uint8_t)((c >> 6) | 0xc0); } -inline uint8_t getTwoByteTrail(UChar32 c) { return (uint8_t)((c & 0x3f) | 0x80); } - -UChar32 U_CALLCONV -utf8_caseContextIterator(void *context, int8_t dir) { - UCaseContext *csc=(UCaseContext *)context; - UChar32 c; - - if(dir<0) { - /* reset for backward iteration */ - csc->index=csc->cpStart; - csc->dir=dir; - } else if(dir>0) { - /* reset for forward iteration */ - csc->index=csc->cpLimit; - csc->dir=dir; - } else { - /* continue current iteration direction */ - dir=csc->dir; - } - - if(dir<0) { - if(csc->startindex) { - U8_PREV((const uint8_t *)csc->p, csc->start, csc->index, c); - return c; - } - } else { - if(csc->indexlimit) { - U8_NEXT((const uint8_t *)csc->p, csc->index, csc->limit, c); - return c; - } - } - return U_SENTINEL; -} - -/** - * caseLocale >= 0: Lowercases [srcStart..srcLimit[ but takes context [0..srcLength[ into account. - * caseLocale < 0: Case-folds [srcStart..srcLimit[. - */ -void toLower(int32_t caseLocale, uint32_t options, - const uint8_t *src, UCaseContext *csc, int32_t srcStart, int32_t srcLimit, - icu::ByteSink &sink, icu::Edits *edits, UErrorCode &errorCode) { - const int8_t *latinToLower; - if (caseLocale == UCASE_LOC_ROOT || - (caseLocale >= 0 ? - !(caseLocale == UCASE_LOC_TURKISH || caseLocale == UCASE_LOC_LITHUANIAN) : - (options & _FOLD_CASE_OPTIONS_MASK) == U_FOLD_CASE_DEFAULT)) { - latinToLower = LatinCase::TO_LOWER_NORMAL; - } else { - latinToLower = LatinCase::TO_LOWER_TR_LT; - } - const UTrie2 *trie = ucase_getTrie(); - int32_t prev = srcStart; - int32_t srcIndex = srcStart; - for (;;) { - // fast path for simple cases - int32_t cpStart; - UChar32 c; - for (;;) { - if (U_FAILURE(errorCode) || srcIndex >= srcLimit) { - c = U_SENTINEL; - break; - } - uint8_t lead = src[srcIndex++]; - if (lead <= 0x7f) { - int8_t d = latinToLower[lead]; - if (d == LatinCase::EXC) { - cpStart = srcIndex - 1; - c = lead; - break; - } - if (d == 0) { continue; } - ByteSinkUtil::appendUnchanged(src + prev, srcIndex - 1 - prev, - sink, options, edits, errorCode); - char ascii = (char)(lead + d); - sink.Append(&ascii, 1); - if (edits != nullptr) { - edits->addReplace(1, 1); - } - prev = srcIndex; - continue; - } else if (lead < 0xe3) { - uint8_t t; - if (0xc2 <= lead && lead <= 0xc5 && srcIndex < srcLimit && - (t = src[srcIndex] - 0x80) <= 0x3f) { - // U+0080..U+017F - ++srcIndex; - c = ((lead - 0xc0) << 6) | t; - int8_t d = latinToLower[c]; - if (d == LatinCase::EXC) { - cpStart = srcIndex - 2; - break; - } - if (d == 0) { continue; } - ByteSinkUtil::appendUnchanged(src + prev, srcIndex - 2 - prev, - sink, options, edits, errorCode); - ByteSinkUtil::appendTwoBytes(c + d, sink); - if (edits != nullptr) { - edits->addReplace(2, 2); - } - prev = srcIndex; - continue; - } - } else if ((lead <= 0xe9 || lead == 0xeb || lead == 0xec) && - (srcIndex + 2) <= srcLimit && - U8_IS_TRAIL(src[srcIndex]) && U8_IS_TRAIL(src[srcIndex + 1])) { - // most of CJK: no case mappings - srcIndex += 2; - continue; - } - cpStart = --srcIndex; - U8_NEXT(src, srcIndex, srcLimit, c); - if (c < 0) { - // ill-formed UTF-8 - continue; - } - uint16_t props = UTRIE2_GET16(trie, c); - if (UCASE_HAS_EXCEPTION(props)) { break; } - int32_t delta; - if (!UCASE_IS_UPPER_OR_TITLE(props) || (delta = UCASE_GET_DELTA(props)) == 0) { - continue; - } - ByteSinkUtil::appendUnchanged(src + prev, cpStart - prev, - sink, options, edits, errorCode); - ByteSinkUtil::appendCodePoint(srcIndex - cpStart, c + delta, sink, edits); - prev = srcIndex; - } - if (c < 0) { - break; - } - // slow path - const UChar *s; - if (caseLocale >= 0) { - csc->cpStart = cpStart; - csc->cpLimit = srcIndex; - c = ucase_toFullLower(c, utf8_caseContextIterator, csc, &s, caseLocale); - } else { - c = ucase_toFullFolding(c, &s, options); - } - if (c >= 0) { - ByteSinkUtil::appendUnchanged(src + prev, cpStart - prev, - sink, options, edits, errorCode); - appendResult(srcIndex - cpStart, c, s, sink, options, edits, errorCode); - prev = srcIndex; - } - } - ByteSinkUtil::appendUnchanged(src + prev, srcIndex - prev, - sink, options, edits, errorCode); -} - -void toUpper(int32_t caseLocale, uint32_t options, - const uint8_t *src, UCaseContext *csc, int32_t srcLength, - icu::ByteSink &sink, icu::Edits *edits, UErrorCode &errorCode) { - const int8_t *latinToUpper; - if (caseLocale == UCASE_LOC_TURKISH) { - latinToUpper = LatinCase::TO_UPPER_TR; - } else { - latinToUpper = LatinCase::TO_UPPER_NORMAL; - } - const UTrie2 *trie = ucase_getTrie(); - int32_t prev = 0; - int32_t srcIndex = 0; - for (;;) { - // fast path for simple cases - int32_t cpStart; - UChar32 c; - for (;;) { - if (U_FAILURE(errorCode) || srcIndex >= srcLength) { - c = U_SENTINEL; - break; - } - uint8_t lead = src[srcIndex++]; - if (lead <= 0x7f) { - int8_t d = latinToUpper[lead]; - if (d == LatinCase::EXC) { - cpStart = srcIndex - 1; - c = lead; - break; - } - if (d == 0) { continue; } - ByteSinkUtil::appendUnchanged(src + prev, srcIndex - 1 - prev, - sink, options, edits, errorCode); - char ascii = (char)(lead + d); - sink.Append(&ascii, 1); - if (edits != nullptr) { - edits->addReplace(1, 1); - } - prev = srcIndex; - continue; - } else if (lead < 0xe3) { - uint8_t t; - if (0xc2 <= lead && lead <= 0xc5 && srcIndex < srcLength && - (t = src[srcIndex] - 0x80) <= 0x3f) { - // U+0080..U+017F - ++srcIndex; - c = ((lead - 0xc0) << 6) | t; - int8_t d = latinToUpper[c]; - if (d == LatinCase::EXC) { - cpStart = srcIndex - 2; - break; - } - if (d == 0) { continue; } - ByteSinkUtil::appendUnchanged(src + prev, srcIndex - 2 - prev, - sink, options, edits, errorCode); - ByteSinkUtil::appendTwoBytes(c + d, sink); - if (edits != nullptr) { - edits->addReplace(2, 2); - } - prev = srcIndex; - continue; - } - } else if ((lead <= 0xe9 || lead == 0xeb || lead == 0xec) && - (srcIndex + 2) <= srcLength && - U8_IS_TRAIL(src[srcIndex]) && U8_IS_TRAIL(src[srcIndex + 1])) { - // most of CJK: no case mappings - srcIndex += 2; - continue; - } - cpStart = --srcIndex; - U8_NEXT(src, srcIndex, srcLength, c); - if (c < 0) { - // ill-formed UTF-8 - continue; - } - uint16_t props = UTRIE2_GET16(trie, c); - if (UCASE_HAS_EXCEPTION(props)) { break; } - int32_t delta; - if (UCASE_GET_TYPE(props) != UCASE_LOWER || (delta = UCASE_GET_DELTA(props)) == 0) { - continue; - } - ByteSinkUtil::appendUnchanged(src + prev, cpStart - prev, - sink, options, edits, errorCode); - ByteSinkUtil::appendCodePoint(srcIndex - cpStart, c + delta, sink, edits); - prev = srcIndex; - } - if (c < 0) { - break; - } - // slow path - csc->cpStart = cpStart; - csc->cpLimit = srcIndex; - const UChar *s; - c = ucase_toFullUpper(c, utf8_caseContextIterator, csc, &s, caseLocale); - if (c >= 0) { - ByteSinkUtil::appendUnchanged(src + prev, cpStart - prev, - sink, options, edits, errorCode); - appendResult(srcIndex - cpStart, c, s, sink, options, edits, errorCode); - prev = srcIndex; - } - } - ByteSinkUtil::appendUnchanged(src + prev, srcIndex - prev, - sink, options, edits, errorCode); -} - -} // namespace - -#if !UCONFIG_NO_BREAK_ITERATION - -U_CFUNC void U_CALLCONV -ucasemap_internalUTF8ToTitle( - int32_t caseLocale, uint32_t options, BreakIterator *iter, - const uint8_t *src, int32_t srcLength, - ByteSink &sink, icu::Edits *edits, - UErrorCode &errorCode) { - if (!ustrcase_checkTitleAdjustmentOptions(options, errorCode)) { - return; - } - - /* set up local variables */ - UCaseContext csc=UCASECONTEXT_INITIALIZER; - csc.p=(void *)src; - csc.limit=srcLength; - int32_t prev=0; - UBool isFirstIndex=TRUE; - - /* titlecasing loop */ - while(prevfirst(); - } else { - index=iter->next(); - } - if(index==UBRK_DONE || index>srcLength) { - index=srcLength; - } - - /* - * Segment [prev..index[ into 3 parts: - * a) skipped characters (copy as-is) [prev..titleStart[ - * b) first letter (titlecase) [titleStart..titleLimit[ - * c) subsequent characters (lowercase) [titleLimit..index[ - */ - if(prev=0) { - csc.cpStart=titleStart; - csc.cpLimit=titleLimit; - const UChar *s; - c=ucase_toFullTitle(c, utf8_caseContextIterator, &csc, &s, caseLocale); - if (!appendResult(titleLimit-titleStart, c, s, sink, options, edits, errorCode)) { - return; - } - } else { - // Malformed UTF-8. - if (!ByteSinkUtil::appendUnchanged(src+titleStart, titleLimit-titleStart, - sink, options, edits, errorCode)) { - return; - } - } - - /* Special case Dutch IJ titlecasing */ - if (titleStart+1 < index && - caseLocale == UCASE_LOC_DUTCH && - (src[titleStart] == 0x0049 || src[titleStart] == 0x0069)) { - if (src[titleStart+1] == 0x006A) { - ByteSinkUtil::appendCodePoint(1, 0x004A, sink, edits); - titleLimit++; - } else if (src[titleStart+1] == 0x004A) { - // Keep the capital J from getting lowercased. - if (!ByteSinkUtil::appendUnchanged(src+titleStart+1, 1, - sink, options, edits, errorCode)) { - return; - } - titleLimit++; - } - } - - /* lowercase [titleLimit..index[ */ - if(titleLimit 0) { - uint32_t upper = data & UPPER_MASK; - // Add a dialytika to this iota or ypsilon vowel - // if we removed a tonos from the previous vowel, - // and that previous vowel did not also have (or gain) a dialytika. - // Adding one only to the final vowel in a longer sequence - // (which does not occur in normal writing) would require lookahead. - // Set the same flag as for preserving an existing dialytika. - if ((data & HAS_VOWEL) != 0 && (state & AFTER_VOWEL_WITH_ACCENT) != 0 && - (upper == 0x399 || upper == 0x3A5)) { - data |= HAS_DIALYTIKA; - } - int32_t numYpogegrammeni = 0; // Map each one to a trailing, spacing, capital iota. - if ((data & HAS_YPOGEGRAMMENI) != 0) { - numYpogegrammeni = 1; - } - // Skip combining diacritics after this Greek letter. - int32_t nextNextIndex = nextIndex; - while (nextIndex < srcLength) { - UChar32 c2; - U8_NEXT(src, nextNextIndex, srcLength, c2); - uint32_t diacriticData = getDiacriticData(c2); - if (diacriticData != 0) { - data |= diacriticData; - if ((diacriticData & HAS_YPOGEGRAMMENI) != 0) { - ++numYpogegrammeni; - } - nextIndex = nextNextIndex; - } else { - break; // not a Greek diacritic - } - } - if ((data & HAS_VOWEL_AND_ACCENT_AND_DIALYTIKA) == HAS_VOWEL_AND_ACCENT) { - nextState |= AFTER_VOWEL_WITH_ACCENT; - } - // Map according to Greek rules. - UBool addTonos = FALSE; - if (upper == 0x397 && - (data & HAS_ACCENT) != 0 && - numYpogegrammeni == 0 && - (state & AFTER_CASED) == 0 && - !isFollowedByCasedLetter(src, nextIndex, srcLength)) { - // Keep disjunctive "or" with (only) a tonos. - // We use the same "word boundary" conditions as for the Final_Sigma test. - if (i == nextIndex) { - upper = 0x389; // Preserve the precomposed form. - } else { - addTonos = TRUE; - } - } else if ((data & HAS_DIALYTIKA) != 0) { - // Preserve a vowel with dialytika in precomposed form if it exists. - if (upper == 0x399) { - upper = 0x3AA; - data &= ~HAS_EITHER_DIALYTIKA; - } else if (upper == 0x3A5) { - upper = 0x3AB; - data &= ~HAS_EITHER_DIALYTIKA; - } - } - - UBool change; - if (edits == nullptr && (options & U_OMIT_UNCHANGED_TEXT) == 0) { - change = TRUE; // common, simple usage - } else { - // Find out first whether we are changing the text. - U_ASSERT(0x370 <= upper && upper <= 0x3ff); // 2-byte UTF-8, main Greek block - change = (i + 2) > nextIndex || - src[i] != getTwoByteLead(upper) || src[i + 1] != getTwoByteTrail(upper) || - numYpogegrammeni > 0; - int32_t i2 = i + 2; - if ((data & HAS_EITHER_DIALYTIKA) != 0) { - change |= (i2 + 2) > nextIndex || - src[i2] != (uint8_t)u8"\u0308"[0] || - src[i2 + 1] != (uint8_t)u8"\u0308"[1]; - i2 += 2; - } - if (addTonos) { - change |= (i2 + 2) > nextIndex || - src[i2] != (uint8_t)u8"\u0301"[0] || - src[i2 + 1] != (uint8_t)u8"\u0301"[1]; - i2 += 2; - } - int32_t oldLength = nextIndex - i; - int32_t newLength = (i2 - i) + numYpogegrammeni * 2; // 2 bytes per U+0399 - change |= oldLength != newLength; - if (change) { - if (edits != NULL) { - edits->addReplace(oldLength, newLength); - } - } else { - if (edits != NULL) { - edits->addUnchanged(oldLength); - } - // Write unchanged text? - change = (options & U_OMIT_UNCHANGED_TEXT) == 0; - } - } - - if (change) { - ByteSinkUtil::appendTwoBytes(upper, sink); - if ((data & HAS_EITHER_DIALYTIKA) != 0) { - sink.Append(u8"\u0308", 2); // restore or add a dialytika - } - if (addTonos) { - sink.Append(u8"\u0301", 2); - } - while (numYpogegrammeni > 0) { - sink.Append(u8"\u0399", 2); - --numYpogegrammeni; - } - } - } else if(c>=0) { - const UChar *s; - c=ucase_toFullUpper(c, NULL, NULL, &s, UCASE_LOC_GREEK); - if (!appendResult(nextIndex - i, c, s, sink, options, edits, errorCode)) { - return; - } - } else { - // Malformed UTF-8. - if (!ByteSinkUtil::appendUnchanged(src+i, nextIndex-i, - sink, options, edits, errorCode)) { - return; - } - } - i = nextIndex; - state = nextState; - } -} - -} // namespace GreekUpper -U_NAMESPACE_END - -static void U_CALLCONV -ucasemap_internalUTF8ToLower(int32_t caseLocale, uint32_t options, UCASEMAP_BREAK_ITERATOR_UNUSED - const uint8_t *src, int32_t srcLength, - icu::ByteSink &sink, icu::Edits *edits, - UErrorCode &errorCode) { - UCaseContext csc=UCASECONTEXT_INITIALIZER; - csc.p=(void *)src; - csc.limit=srcLength; - toLower( - caseLocale, options, - src, &csc, 0, srcLength, - sink, edits, errorCode); -} - -static void U_CALLCONV -ucasemap_internalUTF8ToUpper(int32_t caseLocale, uint32_t options, UCASEMAP_BREAK_ITERATOR_UNUSED - const uint8_t *src, int32_t srcLength, - icu::ByteSink &sink, icu::Edits *edits, - UErrorCode &errorCode) { - if (caseLocale == UCASE_LOC_GREEK) { - GreekUpper::toUpper(options, src, srcLength, sink, edits, errorCode); - } else { - UCaseContext csc=UCASECONTEXT_INITIALIZER; - csc.p=(void *)src; - csc.limit=srcLength; - toUpper( - caseLocale, options, - src, &csc, srcLength, - sink, edits, errorCode); - } -} - -static void U_CALLCONV -ucasemap_internalUTF8Fold(int32_t /* caseLocale */, uint32_t options, UCASEMAP_BREAK_ITERATOR_UNUSED - const uint8_t *src, int32_t srcLength, - icu::ByteSink &sink, icu::Edits *edits, - UErrorCode &errorCode) { - toLower( - -1, options, - src, nullptr, 0, srcLength, - sink, edits, errorCode); -} - -void -ucasemap_mapUTF8(int32_t caseLocale, uint32_t options, UCASEMAP_BREAK_ITERATOR_PARAM - const char *src, int32_t srcLength, - UTF8CaseMapper *stringCaseMapper, - icu::ByteSink &sink, icu::Edits *edits, - UErrorCode &errorCode) { - /* check argument values */ - if (U_FAILURE(errorCode)) { - return; - } - if ((src == nullptr && srcLength != 0) || srcLength < -1) { - errorCode = U_ILLEGAL_ARGUMENT_ERROR; - return; - } - - // Get the string length. - if (srcLength == -1) { - srcLength = (int32_t)uprv_strlen((const char *)src); - } - - if (edits != nullptr && (options & U_EDITS_NO_RESET) == 0) { - edits->reset(); - } - stringCaseMapper(caseLocale, options, UCASEMAP_BREAK_ITERATOR - (const uint8_t *)src, srcLength, sink, edits, errorCode); - sink.Flush(); - if (U_SUCCESS(errorCode)) { - if (edits != nullptr) { - edits->copyErrorTo(errorCode); - } - } -} - -int32_t -ucasemap_mapUTF8(int32_t caseLocale, uint32_t options, UCASEMAP_BREAK_ITERATOR_PARAM - char *dest, int32_t destCapacity, - const char *src, int32_t srcLength, - UTF8CaseMapper *stringCaseMapper, - icu::Edits *edits, - UErrorCode &errorCode) { - /* check argument values */ - if(U_FAILURE(errorCode)) { - return 0; - } - if( destCapacity<0 || - (dest==NULL && destCapacity>0) || - (src==NULL && srcLength!=0) || srcLength<-1 - ) { - errorCode=U_ILLEGAL_ARGUMENT_ERROR; - return 0; - } - - /* get the string length */ - if(srcLength==-1) { - srcLength=(int32_t)uprv_strlen((const char *)src); - } - - /* check for overlapping source and destination */ - if( dest!=NULL && - ((src>=dest && src<(dest+destCapacity)) || - (dest>=src && dest<(src+srcLength))) - ) { - errorCode=U_ILLEGAL_ARGUMENT_ERROR; - return 0; - } - - CheckedArrayByteSink sink(dest, destCapacity); - if (edits != nullptr && (options & U_EDITS_NO_RESET) == 0) { - edits->reset(); - } - stringCaseMapper(caseLocale, options, UCASEMAP_BREAK_ITERATOR - (const uint8_t *)src, srcLength, sink, edits, errorCode); - sink.Flush(); - if (U_SUCCESS(errorCode)) { - if (sink.Overflowed()) { - errorCode = U_BUFFER_OVERFLOW_ERROR; - } else if (edits != nullptr) { - edits->copyErrorTo(errorCode); - } - } - return u_terminateChars(dest, destCapacity, sink.NumberOfBytesAppended(), &errorCode); -} - -/* public API functions */ - -U_CAPI int32_t U_EXPORT2 -ucasemap_utf8ToLower(const UCaseMap *csm, - char *dest, int32_t destCapacity, - const char *src, int32_t srcLength, - UErrorCode *pErrorCode) { - return ucasemap_mapUTF8( - csm->caseLocale, csm->options, UCASEMAP_BREAK_ITERATOR_NULL - dest, destCapacity, - src, srcLength, - ucasemap_internalUTF8ToLower, NULL, *pErrorCode); -} - -U_CAPI int32_t U_EXPORT2 -ucasemap_utf8ToUpper(const UCaseMap *csm, - char *dest, int32_t destCapacity, - const char *src, int32_t srcLength, - UErrorCode *pErrorCode) { - return ucasemap_mapUTF8( - csm->caseLocale, csm->options, UCASEMAP_BREAK_ITERATOR_NULL - dest, destCapacity, - src, srcLength, - ucasemap_internalUTF8ToUpper, NULL, *pErrorCode); -} - -U_CAPI int32_t U_EXPORT2 -ucasemap_utf8FoldCase(const UCaseMap *csm, - char *dest, int32_t destCapacity, - const char *src, int32_t srcLength, - UErrorCode *pErrorCode) { - return ucasemap_mapUTF8( - UCASE_LOC_ROOT, csm->options, UCASEMAP_BREAK_ITERATOR_NULL - dest, destCapacity, - src, srcLength, - ucasemap_internalUTF8Fold, NULL, *pErrorCode); -} - -U_NAMESPACE_BEGIN - -void CaseMap::utf8ToLower( - const char *locale, uint32_t options, - StringPiece src, ByteSink &sink, Edits *edits, - UErrorCode &errorCode) { - ucasemap_mapUTF8( - ustrcase_getCaseLocale(locale), options, UCASEMAP_BREAK_ITERATOR_NULL - src.data(), src.length(), - ucasemap_internalUTF8ToLower, sink, edits, errorCode); -} - -void CaseMap::utf8ToUpper( - const char *locale, uint32_t options, - StringPiece src, ByteSink &sink, Edits *edits, - UErrorCode &errorCode) { - ucasemap_mapUTF8( - ustrcase_getCaseLocale(locale), options, UCASEMAP_BREAK_ITERATOR_NULL - src.data(), src.length(), - ucasemap_internalUTF8ToUpper, sink, edits, errorCode); -} - -void CaseMap::utf8Fold( - uint32_t options, - StringPiece src, ByteSink &sink, Edits *edits, - UErrorCode &errorCode) { - ucasemap_mapUTF8( - UCASE_LOC_ROOT, options, UCASEMAP_BREAK_ITERATOR_NULL - src.data(), src.length(), - ucasemap_internalUTF8Fold, sink, edits, errorCode); -} - -int32_t CaseMap::utf8ToLower( - const char *locale, uint32_t options, - const char *src, int32_t srcLength, - char *dest, int32_t destCapacity, Edits *edits, - UErrorCode &errorCode) { - return ucasemap_mapUTF8( - ustrcase_getCaseLocale(locale), options, UCASEMAP_BREAK_ITERATOR_NULL - dest, destCapacity, - src, srcLength, - ucasemap_internalUTF8ToLower, edits, errorCode); -} - -int32_t CaseMap::utf8ToUpper( - const char *locale, uint32_t options, - const char *src, int32_t srcLength, - char *dest, int32_t destCapacity, Edits *edits, - UErrorCode &errorCode) { - return ucasemap_mapUTF8( - ustrcase_getCaseLocale(locale), options, UCASEMAP_BREAK_ITERATOR_NULL - dest, destCapacity, - src, srcLength, - ucasemap_internalUTF8ToUpper, edits, errorCode); -} - -int32_t CaseMap::utf8Fold( - uint32_t options, - const char *src, int32_t srcLength, - char *dest, int32_t destCapacity, Edits *edits, - UErrorCode &errorCode) { - return ucasemap_mapUTF8( - UCASE_LOC_ROOT, options, UCASEMAP_BREAK_ITERATOR_NULL - dest, destCapacity, - src, srcLength, - ucasemap_internalUTF8Fold, edits, errorCode); -} - -U_NAMESPACE_END -- cgit v1.2.3