+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
-* Copyright (C) 2009-2013, International Business Machines
+* Copyright (C) 2009-2016, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: normalizer2.cpp
-* encoding: US-ASCII
+* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
#if !UCONFIG_NO_NORMALIZATION
-#include "unicode/localpointer.h"
+#include "unicode/edits.h"
#include "unicode/normalizer2.h"
+#include "unicode/stringoptions.h"
#include "unicode/unistr.h"
#include "unicode/unorm.h"
-#include "cpputils.h"
#include "cstring.h"
#include "mutex.h"
+#include "norm2allmodes.h"
#include "normalizer2impl.h"
#include "uassert.h"
#include "ucln_cmn.h"
-#include "uhash.h"
+
+using icu::Normalizer2Impl;
+
+#if NORM2_HARDCODE_NFC_DATA
+// NFC/NFD data machine-generated by gennorm2 --csource
+#define INCLUDED_FROM_NORMALIZER2_CPP
+#include "norm2_nfc_data.h"
+#endif
U_NAMESPACE_BEGIN
Normalizer2::~Normalizer2() {}
+void
+Normalizer2::normalizeUTF8(uint32_t /*options*/, StringPiece src, ByteSink &sink,
+ Edits *edits, UErrorCode &errorCode) const {
+ if (U_FAILURE(errorCode)) {
+ return;
+ }
+ if (edits != nullptr) {
+ errorCode = U_UNSUPPORTED_ERROR;
+ return;
+ }
+ UnicodeString src16 = UnicodeString::fromUTF8(src);
+ normalize(src16, errorCode).toUTF8(sink);
+}
+
UBool
Normalizer2::getRawDecomposition(UChar32, UnicodeString &) const {
return FALSE;
return 0;
}
+UBool
+Normalizer2::isNormalizedUTF8(StringPiece s, UErrorCode &errorCode) const {
+ return U_SUCCESS(errorCode) && isNormalized(UnicodeString::fromUTF8(s), errorCode);
+}
+
// Normalizer2 implementation for the old UNORM_NONE.
class NoopNormalizer2 : public Normalizer2 {
virtual ~NoopNormalizer2();
virtual UnicodeString &
normalize(const UnicodeString &src,
UnicodeString &dest,
- UErrorCode &errorCode) const {
+ UErrorCode &errorCode) const U_OVERRIDE {
if(U_SUCCESS(errorCode)) {
if(&dest!=&src) {
dest=src;
}
return dest;
}
+ virtual void
+ normalizeUTF8(uint32_t options, StringPiece src, ByteSink &sink,
+ Edits *edits, UErrorCode &errorCode) const U_OVERRIDE {
+ if(U_SUCCESS(errorCode)) {
+ if (edits != nullptr) {
+ if ((options & U_EDITS_NO_RESET) == 0) {
+ edits->reset();
+ }
+ edits->addUnchanged(src.length());
+ }
+ if ((options & U_OMIT_UNCHANGED_TEXT) == 0) {
+ sink.Append(src.data(), src.length());
+ }
+ sink.Flush();
+ }
+ }
+
virtual UnicodeString &
normalizeSecondAndAppend(UnicodeString &first,
const UnicodeString &second,
- UErrorCode &errorCode) const {
+ UErrorCode &errorCode) const U_OVERRIDE {
if(U_SUCCESS(errorCode)) {
if(&first!=&second) {
first.append(second);
virtual UnicodeString &
append(UnicodeString &first,
const UnicodeString &second,
- UErrorCode &errorCode) const {
+ UErrorCode &errorCode) const U_OVERRIDE {
if(U_SUCCESS(errorCode)) {
if(&first!=&second) {
first.append(second);
return first;
}
virtual UBool
- getDecomposition(UChar32, UnicodeString &) const {
+ getDecomposition(UChar32, UnicodeString &) const U_OVERRIDE {
return FALSE;
}
- // No need to override the default getRawDecomposition().
+ // No need to U_OVERRIDE the default getRawDecomposition().
+ virtual UBool
+ isNormalized(const UnicodeString &, UErrorCode &errorCode) const U_OVERRIDE {
+ return U_SUCCESS(errorCode);
+ }
virtual UBool
- isNormalized(const UnicodeString &, UErrorCode &) const {
- return TRUE;
+ isNormalizedUTF8(StringPiece, UErrorCode &errorCode) const U_OVERRIDE {
+ return U_SUCCESS(errorCode);
}
virtual UNormalizationCheckResult
- quickCheck(const UnicodeString &, UErrorCode &) const {
+ quickCheck(const UnicodeString &, UErrorCode &) const U_OVERRIDE {
return UNORM_YES;
}
virtual int32_t
- spanQuickCheckYes(const UnicodeString &s, UErrorCode &) const {
+ spanQuickCheckYes(const UnicodeString &s, UErrorCode &) const U_OVERRIDE {
return s.length();
}
- virtual UBool hasBoundaryBefore(UChar32) const { return TRUE; }
- virtual UBool hasBoundaryAfter(UChar32) const { return TRUE; }
- virtual UBool isInert(UChar32) const { return TRUE; }
+ virtual UBool hasBoundaryBefore(UChar32) const U_OVERRIDE { return TRUE; }
+ virtual UBool hasBoundaryAfter(UChar32) const U_OVERRIDE { return TRUE; }
+ virtual UBool isInert(UChar32) const U_OVERRIDE { return TRUE; }
};
NoopNormalizer2::~NoopNormalizer2() {}
-// Intermediate class:
-// Has Normalizer2Impl and does boilerplate argument checking and setup.
-class Normalizer2WithImpl : public Normalizer2 {
-public:
- Normalizer2WithImpl(const Normalizer2Impl &ni) : impl(ni) {}
- virtual ~Normalizer2WithImpl();
-
- // normalize
- virtual UnicodeString &
- normalize(const UnicodeString &src,
- UnicodeString &dest,
- UErrorCode &errorCode) const {
- if(U_FAILURE(errorCode)) {
- dest.setToBogus();
- return dest;
- }
- const UChar *sArray=src.getBuffer();
- if(&dest==&src || sArray==NULL) {
- errorCode=U_ILLEGAL_ARGUMENT_ERROR;
- dest.setToBogus();
- return dest;
- }
- dest.remove();
- ReorderingBuffer buffer(impl, dest);
- if(buffer.init(src.length(), errorCode)) {
- normalize(sArray, sArray+src.length(), buffer, errorCode);
- }
- return dest;
- }
- virtual void
- normalize(const UChar *src, const UChar *limit,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const = 0;
-
- // normalize and append
- virtual UnicodeString &
- normalizeSecondAndAppend(UnicodeString &first,
- const UnicodeString &second,
- UErrorCode &errorCode) const {
- return normalizeSecondAndAppend(first, second, TRUE, errorCode);
- }
- virtual UnicodeString &
- append(UnicodeString &first,
- const UnicodeString &second,
- UErrorCode &errorCode) const {
- return normalizeSecondAndAppend(first, second, FALSE, errorCode);
- }
- UnicodeString &
- normalizeSecondAndAppend(UnicodeString &first,
- const UnicodeString &second,
- UBool doNormalize,
- UErrorCode &errorCode) const {
- uprv_checkCanGetBuffer(first, errorCode);
- if(U_FAILURE(errorCode)) {
- return first;
- }
- const UChar *secondArray=second.getBuffer();
- if(&first==&second || secondArray==NULL) {
- errorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return first;
- }
- int32_t firstLength=first.length();
- UnicodeString safeMiddle;
- {
- ReorderingBuffer buffer(impl, first);
- if(buffer.init(firstLength+second.length(), errorCode)) {
- normalizeAndAppend(secondArray, secondArray+second.length(), doNormalize,
- safeMiddle, buffer, errorCode);
- }
- } // The ReorderingBuffer destructor finalizes the first string.
- if(U_FAILURE(errorCode)) {
- // Restore the modified suffix of the first string.
- first.replace(firstLength-safeMiddle.length(), 0x7fffffff, safeMiddle);
- }
- return first;
- }
- virtual void
- normalizeAndAppend(const UChar *src, const UChar *limit, UBool doNormalize,
- UnicodeString &safeMiddle,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const = 0;
- virtual UBool
- getDecomposition(UChar32 c, UnicodeString &decomposition) const {
- UChar buffer[4];
- int32_t length;
- const UChar *d=impl.getDecomposition(c, buffer, length);
- if(d==NULL) {
- return FALSE;
- }
- if(d==buffer) {
- decomposition.setTo(buffer, length); // copy the string (Jamos from Hangul syllable c)
- } else {
- decomposition.setTo(FALSE, d, length); // read-only alias
- }
- return TRUE;
- }
- virtual UBool
- getRawDecomposition(UChar32 c, UnicodeString &decomposition) const {
- UChar buffer[30];
- int32_t length;
- const UChar *d=impl.getRawDecomposition(c, buffer, length);
- if(d==NULL) {
- return FALSE;
- }
- if(d==buffer) {
- decomposition.setTo(buffer, length); // copy the string (algorithmic decomposition)
- } else {
- decomposition.setTo(FALSE, d, length); // read-only alias
- }
- return TRUE;
- }
- virtual UChar32
- composePair(UChar32 a, UChar32 b) const {
- return impl.composePair(a, b);
- }
-
- virtual uint8_t
- getCombiningClass(UChar32 c) const {
- return impl.getCC(impl.getNorm16(c));
- }
-
- // quick checks
- virtual UBool
- isNormalized(const UnicodeString &s, UErrorCode &errorCode) const {
- if(U_FAILURE(errorCode)) {
- return FALSE;
- }
- const UChar *sArray=s.getBuffer();
- if(sArray==NULL) {
- errorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return FALSE;
- }
- const UChar *sLimit=sArray+s.length();
- return sLimit==spanQuickCheckYes(sArray, sLimit, errorCode);
- }
- virtual UNormalizationCheckResult
- quickCheck(const UnicodeString &s, UErrorCode &errorCode) const {
- return Normalizer2WithImpl::isNormalized(s, errorCode) ? UNORM_YES : UNORM_NO;
- }
- virtual int32_t
- spanQuickCheckYes(const UnicodeString &s, UErrorCode &errorCode) const {
- if(U_FAILURE(errorCode)) {
- return 0;
- }
- const UChar *sArray=s.getBuffer();
- if(sArray==NULL) {
- errorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return 0;
- }
- return (int32_t)(spanQuickCheckYes(sArray, sArray+s.length(), errorCode)-sArray);
- }
- virtual const UChar *
- spanQuickCheckYes(const UChar *src, const UChar *limit, UErrorCode &errorCode) const = 0;
-
- virtual UNormalizationCheckResult getQuickCheck(UChar32) const {
- return UNORM_YES;
- }
-
- const Normalizer2Impl &impl;
-};
-
Normalizer2WithImpl::~Normalizer2WithImpl() {}
-class DecomposeNormalizer2 : public Normalizer2WithImpl {
-public:
- DecomposeNormalizer2(const Normalizer2Impl &ni) : Normalizer2WithImpl(ni) {}
- virtual ~DecomposeNormalizer2();
-
-private:
- virtual void
- normalize(const UChar *src, const UChar *limit,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const {
- impl.decompose(src, limit, &buffer, errorCode);
- }
- using Normalizer2WithImpl::normalize; // Avoid warning about hiding base class function.
- virtual void
- normalizeAndAppend(const UChar *src, const UChar *limit, UBool doNormalize,
- UnicodeString &safeMiddle,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const {
- impl.decomposeAndAppend(src, limit, doNormalize, safeMiddle, buffer, errorCode);
- }
- virtual const UChar *
- spanQuickCheckYes(const UChar *src, const UChar *limit, UErrorCode &errorCode) const {
- return impl.decompose(src, limit, NULL, errorCode);
- }
- using Normalizer2WithImpl::spanQuickCheckYes; // Avoid warning about hiding base class function.
- virtual UNormalizationCheckResult getQuickCheck(UChar32 c) const {
- return impl.isDecompYes(impl.getNorm16(c)) ? UNORM_YES : UNORM_NO;
- }
- virtual UBool hasBoundaryBefore(UChar32 c) const { return impl.hasDecompBoundary(c, TRUE); }
- virtual UBool hasBoundaryAfter(UChar32 c) const { return impl.hasDecompBoundary(c, FALSE); }
- virtual UBool isInert(UChar32 c) const { return impl.isDecompInert(c); }
-};
-
DecomposeNormalizer2::~DecomposeNormalizer2() {}
-class ComposeNormalizer2 : public Normalizer2WithImpl {
-public:
- ComposeNormalizer2(const Normalizer2Impl &ni, UBool fcc) :
- Normalizer2WithImpl(ni), onlyContiguous(fcc) {}
- virtual ~ComposeNormalizer2();
-
-private:
- virtual void
- normalize(const UChar *src, const UChar *limit,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const {
- impl.compose(src, limit, onlyContiguous, TRUE, buffer, errorCode);
- }
- using Normalizer2WithImpl::normalize; // Avoid warning about hiding base class function.
- virtual void
- normalizeAndAppend(const UChar *src, const UChar *limit, UBool doNormalize,
- UnicodeString &safeMiddle,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const {
- impl.composeAndAppend(src, limit, doNormalize, onlyContiguous, safeMiddle, buffer, errorCode);
- }
-
- virtual UBool
- isNormalized(const UnicodeString &s, UErrorCode &errorCode) const {
- if(U_FAILURE(errorCode)) {
- return FALSE;
- }
- const UChar *sArray=s.getBuffer();
- if(sArray==NULL) {
- errorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return FALSE;
- }
- UnicodeString temp;
- ReorderingBuffer buffer(impl, temp);
- if(!buffer.init(5, errorCode)) { // small destCapacity for substring normalization
- return FALSE;
- }
- return impl.compose(sArray, sArray+s.length(), onlyContiguous, FALSE, buffer, errorCode);
- }
- virtual UNormalizationCheckResult
- quickCheck(const UnicodeString &s, UErrorCode &errorCode) const {
- if(U_FAILURE(errorCode)) {
- return UNORM_MAYBE;
- }
- const UChar *sArray=s.getBuffer();
- if(sArray==NULL) {
- errorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return UNORM_MAYBE;
- }
- UNormalizationCheckResult qcResult=UNORM_YES;
- impl.composeQuickCheck(sArray, sArray+s.length(), onlyContiguous, &qcResult);
- return qcResult;
- }
- virtual const UChar *
- spanQuickCheckYes(const UChar *src, const UChar *limit, UErrorCode &) const {
- return impl.composeQuickCheck(src, limit, onlyContiguous, NULL);
- }
- using Normalizer2WithImpl::spanQuickCheckYes; // Avoid warning about hiding base class function.
- virtual UNormalizationCheckResult getQuickCheck(UChar32 c) const {
- return impl.getCompQuickCheck(impl.getNorm16(c));
- }
- virtual UBool hasBoundaryBefore(UChar32 c) const {
- return impl.hasCompBoundaryBefore(c);
- }
- virtual UBool hasBoundaryAfter(UChar32 c) const {
- return impl.hasCompBoundaryAfter(c, onlyContiguous, FALSE);
- }
- virtual UBool isInert(UChar32 c) const {
- return impl.hasCompBoundaryAfter(c, onlyContiguous, TRUE);
- }
-
- const UBool onlyContiguous;
-};
-
ComposeNormalizer2::~ComposeNormalizer2() {}
-class FCDNormalizer2 : public Normalizer2WithImpl {
-public:
- FCDNormalizer2(const Normalizer2Impl &ni) : Normalizer2WithImpl(ni) {}
- virtual ~FCDNormalizer2();
-
-private:
- virtual void
- normalize(const UChar *src, const UChar *limit,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const {
- impl.makeFCD(src, limit, &buffer, errorCode);
- }
- using Normalizer2WithImpl::normalize; // Avoid warning about hiding base class function.
- virtual void
- normalizeAndAppend(const UChar *src, const UChar *limit, UBool doNormalize,
- UnicodeString &safeMiddle,
- ReorderingBuffer &buffer, UErrorCode &errorCode) const {
- impl.makeFCDAndAppend(src, limit, doNormalize, safeMiddle, buffer, errorCode);
- }
- virtual const UChar *
- spanQuickCheckYes(const UChar *src, const UChar *limit, UErrorCode &errorCode) const {
- return impl.makeFCD(src, limit, NULL, errorCode);
- }
- using Normalizer2WithImpl::spanQuickCheckYes; // Avoid warning about hiding base class function.
- virtual UBool hasBoundaryBefore(UChar32 c) const { return impl.hasFCDBoundaryBefore(c); }
- virtual UBool hasBoundaryAfter(UChar32 c) const { return impl.hasFCDBoundaryAfter(c); }
- virtual UBool isInert(UChar32 c) const { return impl.isFCDInert(c); }
-};
-
FCDNormalizer2::~FCDNormalizer2() {}
// instance cache ---------------------------------------------------------- ***
-struct Norm2AllModes : public UMemory {
- static Norm2AllModes *createInstance(const char *packageName,
- const char *name,
- UErrorCode &errorCode);
- Norm2AllModes() : comp(impl, FALSE), decomp(impl), fcd(impl), fcc(impl, TRUE) {}
-
- Normalizer2Impl impl;
- ComposeNormalizer2 comp;
- DecomposeNormalizer2 decomp;
- FCDNormalizer2 fcd;
- ComposeNormalizer2 fcc;
-};
-
-Norm2AllModes *
-Norm2AllModes::createInstance(const char *packageName,
- const char *name,
- UErrorCode &errorCode) {
- if(U_FAILURE(errorCode)) {
- return NULL;
- }
- LocalPointer<Norm2AllModes> allModes(new Norm2AllModes);
- if(allModes.isNull()) {
- errorCode=U_MEMORY_ALLOCATION_ERROR;
- return NULL;
- }
- allModes->impl.load(packageName, name, errorCode);
- return U_SUCCESS(errorCode) ? allModes.orphan() : NULL;
-}
-
U_CDECL_BEGIN
static UBool U_CALLCONV uprv_normalizer2_cleanup();
U_CDECL_END
-
-static Norm2AllModes *nfcSingleton;
-static Norm2AllModes *nfkcSingleton;
-static Norm2AllModes *nfkc_cfSingleton;
static Normalizer2 *noopSingleton;
-static UHashtable *cache=NULL;
-
-static icu::UInitOnce nfcInitOnce = U_INITONCE_INITIALIZER;
-static icu::UInitOnce nfkcInitOnce = U_INITONCE_INITIALIZER;
-static icu::UInitOnce nfkc_cfInitOnce = U_INITONCE_INITIALIZER;
static icu::UInitOnce noopInitOnce = U_INITONCE_INITIALIZER;
-// UInitOnce singleton initialization function
-static void U_CALLCONV initSingletons(const char *what, UErrorCode &errorCode) {
- if (uprv_strcmp(what, "nfc") == 0) {
- nfcSingleton = Norm2AllModes::createInstance(NULL, "nfc", errorCode);
- } else if (uprv_strcmp(what, "nfkc") == 0) {
- nfkcSingleton = Norm2AllModes::createInstance(NULL, "nfkc", errorCode);
- } else if (uprv_strcmp(what, "nfkc_cf") == 0) {
- nfkc_cfSingleton = Norm2AllModes::createInstance(NULL, "nfkc_cf", errorCode);
- } else if (uprv_strcmp(what, "noop") == 0) {
- noopSingleton = new NoopNormalizer2;
- } else {
- U_ASSERT(FALSE); // Unknown singleton
+static void U_CALLCONV initNoopSingleton(UErrorCode &errorCode) {
+ if(U_FAILURE(errorCode)) {
+ return;
+ }
+ noopSingleton=new NoopNormalizer2;
+ if(noopSingleton==NULL) {
+ errorCode=U_MEMORY_ALLOCATION_ERROR;
+ return;
}
ucln_common_registerCleanup(UCLN_COMMON_NORMALIZER2, uprv_normalizer2_cleanup);
}
-U_CDECL_BEGIN
-
-static void U_CALLCONV deleteNorm2AllModes(void *allModes) {
- delete (Norm2AllModes *)allModes;
-}
-
-static UBool U_CALLCONV uprv_normalizer2_cleanup() {
- delete nfcSingleton;
- nfcSingleton = NULL;
- delete nfkcSingleton;
- nfkcSingleton = NULL;
- delete nfkc_cfSingleton;
- nfkc_cfSingleton = NULL;
- delete noopSingleton;
- noopSingleton = NULL;
- uhash_close(cache);
- cache=NULL;
- nfcInitOnce.reset();
- nfkcInitOnce.reset();
- nfkc_cfInitOnce.reset();
- noopInitOnce.reset();
- return TRUE;
-}
-
-U_CDECL_END
-
-const Normalizer2 *Normalizer2Factory::getNFCInstance(UErrorCode &errorCode) {
- umtx_initOnce(nfcInitOnce, &initSingletons, "nfc", errorCode);
- return nfcSingleton!=NULL ? &nfcSingleton->comp : NULL;
-}
-
-const Normalizer2 *Normalizer2Factory::getNFDInstance(UErrorCode &errorCode) {
- umtx_initOnce(nfcInitOnce, &initSingletons, "nfc", errorCode);
- return nfcSingleton!=NULL ? &nfcSingleton->decomp : NULL;
-}
-
-const Normalizer2 *Normalizer2Factory::getFCDInstance(UErrorCode &errorCode) {
- umtx_initOnce(nfcInitOnce, &initSingletons, "nfc", errorCode);
- return nfcSingleton!=NULL ? &nfcSingleton->fcd : NULL;
-}
-
-const Normalizer2 *Normalizer2Factory::getFCCInstance(UErrorCode &errorCode) {
- umtx_initOnce(nfcInitOnce, &initSingletons, "nfc", errorCode);
- return nfcSingleton!=NULL ? &nfcSingleton->fcc : NULL;
-}
-
-const Normalizer2 *Normalizer2Factory::getNFKCInstance(UErrorCode &errorCode) {
- umtx_initOnce(nfkcInitOnce, &initSingletons, "nfkc", errorCode);
- return nfkcSingleton!=NULL ? &nfkcSingleton->comp : NULL;
+const Normalizer2 *Normalizer2Factory::getNoopInstance(UErrorCode &errorCode) {
+ if(U_FAILURE(errorCode)) { return NULL; }
+ umtx_initOnce(noopInitOnce, &initNoopSingleton, errorCode);
+ return noopSingleton;
}
-const Normalizer2 *Normalizer2Factory::getNFKDInstance(UErrorCode &errorCode) {
- umtx_initOnce(nfkcInitOnce, &initSingletons, "nfkc", errorCode);
- return nfkcSingleton!=NULL ? &nfkcSingleton->decomp : NULL;
+const Normalizer2Impl *
+Normalizer2Factory::getImpl(const Normalizer2 *norm2) {
+ return &((Normalizer2WithImpl *)norm2)->impl;
}
-const Normalizer2 *Normalizer2Factory::getNFKC_CFInstance(UErrorCode &errorCode) {
- umtx_initOnce(nfkc_cfInitOnce, &initSingletons, "nfkc_cf", errorCode);
- return nfkc_cfSingleton!=NULL ? &nfkc_cfSingleton->comp : NULL;
+Norm2AllModes::~Norm2AllModes() {
+ delete impl;
}
-const Normalizer2 *Normalizer2Factory::getNoopInstance(UErrorCode &errorCode) {
- umtx_initOnce(noopInitOnce, &initSingletons, "noop", errorCode);
- return noopSingleton;
+Norm2AllModes *
+Norm2AllModes::createInstance(Normalizer2Impl *impl, UErrorCode &errorCode) {
+ if(U_FAILURE(errorCode)) {
+ delete impl;
+ return NULL;
+ }
+ Norm2AllModes *allModes=new Norm2AllModes(impl);
+ if(allModes==NULL) {
+ errorCode=U_MEMORY_ALLOCATION_ERROR;
+ delete impl;
+ return NULL;
+ }
+ return allModes;
}
-const Normalizer2 *
-Normalizer2Factory::getInstance(UNormalizationMode mode, UErrorCode &errorCode) {
+#if NORM2_HARDCODE_NFC_DATA
+Norm2AllModes *
+Norm2AllModes::createNFCInstance(UErrorCode &errorCode) {
if(U_FAILURE(errorCode)) {
return NULL;
}
- switch(mode) {
- case UNORM_NFD:
- return getNFDInstance(errorCode);
- case UNORM_NFKD:
- return getNFKDInstance(errorCode);
- case UNORM_NFC:
- return getNFCInstance(errorCode);
- case UNORM_NFKC:
- return getNFKCInstance(errorCode);
- case UNORM_FCD:
- return getFCDInstance(errorCode);
- default: // UNORM_NONE
- return getNoopInstance(errorCode);
+ Normalizer2Impl *impl=new Normalizer2Impl;
+ if(impl==NULL) {
+ errorCode=U_MEMORY_ALLOCATION_ERROR;
+ return NULL;
}
+ impl->init(norm2_nfc_data_indexes, &norm2_nfc_data_trie,
+ norm2_nfc_data_extraData, norm2_nfc_data_smallFCD);
+ return createInstance(impl, errorCode);
}
-const Normalizer2Impl *
-Normalizer2Factory::getNFCImpl(UErrorCode &errorCode) {
- umtx_initOnce(nfcInitOnce, &initSingletons, "nfc", errorCode);
- return nfcSingleton!=NULL ? &nfcSingleton->impl : NULL;
-}
+static Norm2AllModes *nfcSingleton;
-const Normalizer2Impl *
-Normalizer2Factory::getNFKCImpl(UErrorCode &errorCode) {
- umtx_initOnce(nfkcInitOnce, &initSingletons, "nfkc", errorCode);
- return nfkcSingleton!=NULL ? &nfkcSingleton->impl : NULL;
-}
+static icu::UInitOnce nfcInitOnce = U_INITONCE_INITIALIZER;
-const Normalizer2Impl *
-Normalizer2Factory::getNFKC_CFImpl(UErrorCode &errorCode) {
- umtx_initOnce(nfkc_cfInitOnce, &initSingletons, "nfkc_cf", errorCode);
- return nfkc_cfSingleton!=NULL ? &nfkc_cfSingleton->impl : NULL;
+static void U_CALLCONV initNFCSingleton(UErrorCode &errorCode) {
+ nfcSingleton=Norm2AllModes::createNFCInstance(errorCode);
+ ucln_common_registerCleanup(UCLN_COMMON_NORMALIZER2, uprv_normalizer2_cleanup);
}
-const Normalizer2Impl *
-Normalizer2Factory::getImpl(const Normalizer2 *norm2) {
- return &((Normalizer2WithImpl *)norm2)->impl;
+const Norm2AllModes *
+Norm2AllModes::getNFCInstance(UErrorCode &errorCode) {
+ if(U_FAILURE(errorCode)) { return NULL; }
+ umtx_initOnce(nfcInitOnce, &initNFCSingleton, errorCode);
+ return nfcSingleton;
}
const Normalizer2 *
Normalizer2::getNFCInstance(UErrorCode &errorCode) {
- return Normalizer2Factory::getNFCInstance(errorCode);
+ const Norm2AllModes *allModes=Norm2AllModes::getNFCInstance(errorCode);
+ return allModes!=NULL ? &allModes->comp : NULL;
}
const Normalizer2 *
Normalizer2::getNFDInstance(UErrorCode &errorCode) {
- return Normalizer2Factory::getNFDInstance(errorCode);
+ const Norm2AllModes *allModes=Norm2AllModes::getNFCInstance(errorCode);
+ return allModes!=NULL ? &allModes->decomp : NULL;
}
-const Normalizer2 *
-Normalizer2::getNFKCInstance(UErrorCode &errorCode) {
- return Normalizer2Factory::getNFKCInstance(errorCode);
+const Normalizer2 *Normalizer2Factory::getFCDInstance(UErrorCode &errorCode) {
+ const Norm2AllModes *allModes=Norm2AllModes::getNFCInstance(errorCode);
+ return allModes!=NULL ? &allModes->fcd : NULL;
}
-const Normalizer2 *
-Normalizer2::getNFKDInstance(UErrorCode &errorCode) {
- return Normalizer2Factory::getNFKDInstance(errorCode);
+const Normalizer2 *Normalizer2Factory::getFCCInstance(UErrorCode &errorCode) {
+ const Norm2AllModes *allModes=Norm2AllModes::getNFCInstance(errorCode);
+ return allModes!=NULL ? &allModes->fcc : NULL;
}
-const Normalizer2 *
-Normalizer2::getNFKCCasefoldInstance(UErrorCode &errorCode) {
- return Normalizer2Factory::getNFKC_CFInstance(errorCode);
+const Normalizer2Impl *
+Normalizer2Factory::getNFCImpl(UErrorCode &errorCode) {
+ const Norm2AllModes *allModes=Norm2AllModes::getNFCInstance(errorCode);
+ return allModes!=NULL ? allModes->impl : NULL;
}
+#endif // NORM2_HARDCODE_NFC_DATA
-const Normalizer2 *
-Normalizer2::getInstance(const char *packageName,
- const char *name,
- UNormalization2Mode mode,
- UErrorCode &errorCode) {
- if(U_FAILURE(errorCode)) {
- return NULL;
- }
- if(name==NULL || *name==0) {
- errorCode=U_ILLEGAL_ARGUMENT_ERROR;
- return NULL;
- }
- Norm2AllModes *allModes=NULL;
- if(packageName==NULL) {
- if(0==uprv_strcmp(name, "nfc")) {
- umtx_initOnce(nfcInitOnce, &initSingletons, "nfc", errorCode);
- allModes=nfcSingleton;
- } else if(0==uprv_strcmp(name, "nfkc")) {
- umtx_initOnce(nfkcInitOnce, &initSingletons, "nfkc", errorCode);
- allModes=nfkcSingleton;
- } else if(0==uprv_strcmp(name, "nfkc_cf")) {
- umtx_initOnce(nfkc_cfInitOnce, &initSingletons, "nfkc_cf", errorCode);
- allModes=nfkc_cfSingleton;
- }
- }
- if(allModes==NULL && U_SUCCESS(errorCode)) {
- {
- Mutex lock;
- if(cache!=NULL) {
- allModes=(Norm2AllModes *)uhash_get(cache, name);
- }
- }
- if(allModes==NULL) {
- LocalPointer<Norm2AllModes> localAllModes(
- Norm2AllModes::createInstance(packageName, name, errorCode));
- if(U_SUCCESS(errorCode)) {
- Mutex lock;
- if(cache==NULL) {
- cache=uhash_open(uhash_hashChars, uhash_compareChars, NULL, &errorCode);
- if(U_FAILURE(errorCode)) {
- return NULL;
- }
- uhash_setKeyDeleter(cache, uprv_free);
- uhash_setValueDeleter(cache, deleteNorm2AllModes);
- }
- void *temp=uhash_get(cache, name);
- if(temp==NULL) {
- int32_t keyLength=uprv_strlen(name)+1;
- char *nameCopy=(char *)uprv_malloc(keyLength);
- if(nameCopy==NULL) {
- errorCode=U_MEMORY_ALLOCATION_ERROR;
- return NULL;
- }
- uprv_memcpy(nameCopy, name, keyLength);
- uhash_put(cache, nameCopy, allModes=localAllModes.orphan(), &errorCode);
- } else {
- // race condition
- allModes=(Norm2AllModes *)temp;
- }
- }
- }
- }
- if(allModes!=NULL && U_SUCCESS(errorCode)) {
- switch(mode) {
- case UNORM2_COMPOSE:
- return &allModes->comp;
- case UNORM2_DECOMPOSE:
- return &allModes->decomp;
- case UNORM2_FCD:
- return &allModes->fcd;
- case UNORM2_COMPOSE_CONTIGUOUS:
- return &allModes->fcc;
- default:
- break; // do nothing
- }
- }
- return NULL;
+U_CDECL_BEGIN
+
+static UBool U_CALLCONV uprv_normalizer2_cleanup() {
+ delete noopSingleton;
+ noopSingleton = NULL;
+ noopInitOnce.reset();
+#if NORM2_HARDCODE_NFC_DATA
+ delete nfcSingleton;
+ nfcSingleton = NULL;
+ nfcInitOnce.reset();
+#endif
+ return TRUE;
}
+U_CDECL_END
+
U_NAMESPACE_END
// C API ------------------------------------------------------------------- ***
return (const UNormalizer2 *)Normalizer2::getNFDInstance(*pErrorCode);
}
-U_CAPI const UNormalizer2 * U_EXPORT2
-unorm2_getNFKCInstance(UErrorCode *pErrorCode) {
- return (const UNormalizer2 *)Normalizer2::getNFKCInstance(*pErrorCode);
-}
-
-U_CAPI const UNormalizer2 * U_EXPORT2
-unorm2_getNFKDInstance(UErrorCode *pErrorCode) {
- return (const UNormalizer2 *)Normalizer2::getNFKDInstance(*pErrorCode);
-}
-
-U_CAPI const UNormalizer2 * U_EXPORT2
-unorm2_getNFKCCasefoldInstance(UErrorCode *pErrorCode) {
- return (const UNormalizer2 *)Normalizer2::getNFKCCasefoldInstance(*pErrorCode);
-}
-
-U_CAPI const UNormalizer2 * U_EXPORT2
-unorm2_getInstance(const char *packageName,
- const char *name,
- UNormalization2Mode mode,
- UErrorCode *pErrorCode) {
- return (const UNormalizer2 *)Normalizer2::getInstance(packageName, name, mode, *pErrorCode);
-}
-
U_CAPI void U_EXPORT2
unorm2_close(UNormalizer2 *norm2) {
delete (Normalizer2 *)norm2;
U_CAPI uint8_t U_EXPORT2
u_getCombiningClass(UChar32 c) {
UErrorCode errorCode=U_ZERO_ERROR;
- const Normalizer2 *nfd=Normalizer2Factory::getNFDInstance(errorCode);
+ const Normalizer2 *nfd=Normalizer2::getNFDInstance(errorCode);
if(U_SUCCESS(errorCode)) {
return nfd->getCombiningClass(c);
} else {
}
}
-U_CFUNC UNormalizationCheckResult
-unorm_getQuickCheck(UChar32 c, UNormalizationMode mode) {
- if(mode<=UNORM_NONE || UNORM_FCD<=mode) {
- return UNORM_YES;
- }
- UErrorCode errorCode=U_ZERO_ERROR;
- const Normalizer2 *norm2=Normalizer2Factory::getInstance(mode, errorCode);
- if(U_SUCCESS(errorCode)) {
- return ((const Normalizer2WithImpl *)norm2)->getQuickCheck(c);
- } else {
- return UNORM_MAYBE;
- }
-}
-
U_CFUNC uint16_t
unorm_getFCD16(UChar32 c) {
UErrorCode errorCode=U_ZERO_ERROR;
projects / apple / icu.git / blobdiff