normalizer2impl.cpp [plain text]
#include "unicode/utypes.h"
#if !UCONFIG_NO_NORMALIZATION
#include "unicode/bytestream.h"
#include "unicode/edits.h"
#include "unicode/normalizer2.h"
#include "unicode/stringoptions.h"
#include "unicode/ucptrie.h"
#include "unicode/udata.h"
#include "unicode/umutablecptrie.h"
#include "unicode/ustring.h"
#include "unicode/utf16.h"
#include "unicode/utf8.h"
#include "bytesinkutil.h"
#include "cmemory.h"
#include "mutex.h"
#include "normalizer2impl.h"
#include "putilimp.h"
#include "uassert.h"
#include "ucptrie_impl.h"
#include "uset_imp.h"
#include "uvector.h"
U_NAMESPACE_BEGIN
namespace {
inline uint8_t leadByteForCP(UChar32 c) {
if (c <= 0x7f) {
return (uint8_t)c;
} else if (c <= 0x7ff) {
return (uint8_t)(0xc0+(c>>6));
} else {
return 0xe0;
}
}
UChar32 codePointFromValidUTF8(const uint8_t *cpStart, const uint8_t *cpLimit) {
U_ASSERT(cpStart < cpLimit);
uint8_t c = *cpStart;
switch(cpLimit-cpStart) {
case 1:
return c;
case 2:
return ((c&0x1f)<<6) | (cpStart[1]&0x3f);
case 3:
return (UChar)((c<<12) | ((cpStart[1]&0x3f)<<6) | (cpStart[2]&0x3f));
case 4:
return ((c&7)<<18) | ((cpStart[1]&0x3f)<<12) | ((cpStart[2]&0x3f)<<6) | (cpStart[3]&0x3f);
default:
UPRV_UNREACHABLE; }
}
UChar32 previousHangulOrJamo(const uint8_t *start, const uint8_t *p) {
if ((p - start) >= 3) {
p -= 3;
uint8_t l = *p;
uint8_t t1, t2;
if (0xe1 <= l && l <= 0xed &&
(t1 = (uint8_t)(p[1] - 0x80)) <= 0x3f &&
(t2 = (uint8_t)(p[2] - 0x80)) <= 0x3f &&
(l < 0xed || t1 <= 0x1f)) {
return ((l & 0xf) << 12) | (t1 << 6) | t2;
}
}
return U_SENTINEL;
}
int32_t getJamoTMinusBase(const uint8_t *src, const uint8_t *limit) {
if ((limit - src) >= 3 && *src == 0xe1) {
if (src[1] == 0x86) {
uint8_t t = src[2];
if (0xa8 <= t && t <= 0xbf) {
return t - 0xa7;
}
} else if (src[1] == 0x87) {
uint8_t t = src[2];
if ((int8_t)t <= (int8_t)0x82u) {
return t - (0xa7 - 0x40);
}
}
}
return -1;
}
void
appendCodePointDelta(const uint8_t *cpStart, const uint8_t *cpLimit, int32_t delta,
ByteSink &sink, Edits *edits) {
char buffer[U8_MAX_LENGTH];
int32_t length;
int32_t cpLength = (int32_t)(cpLimit - cpStart);
if (cpLength == 1) {
buffer[0] = (uint8_t)(*cpStart + delta);
length = 1;
} else {
int32_t trail = *(cpLimit-1) + delta;
if (0x80 <= trail && trail <= 0xbf) {
--cpLimit;
length = 0;
do { buffer[length++] = *cpStart++; } while (cpStart < cpLimit);
buffer[length++] = (uint8_t)trail;
} else {
UChar32 c = codePointFromValidUTF8(cpStart, cpLimit) + delta;
length = 0;
U8_APPEND_UNSAFE(buffer, length, c);
}
}
if (edits != nullptr) {
edits->addReplace(cpLength, length);
}
sink.Append(buffer, length);
}
}
ReorderingBuffer::ReorderingBuffer(const Normalizer2Impl &ni, UnicodeString &dest,
UErrorCode &errorCode) :
impl(ni), str(dest),
start(str.getBuffer(8)), reorderStart(start), limit(start),
remainingCapacity(str.getCapacity()), lastCC(0) {
if (start == nullptr && U_SUCCESS(errorCode)) {
errorCode = U_MEMORY_ALLOCATION_ERROR;
}
}
UBool ReorderingBuffer::init(int32_t destCapacity, UErrorCode &errorCode) {
int32_t length=str.length();
start=str.getBuffer(destCapacity);
if(start==NULL) {
errorCode=U_MEMORY_ALLOCATION_ERROR;
return FALSE;
}
limit=start+length;
remainingCapacity=str.getCapacity()-length;
reorderStart=start;
if(start==limit) {
lastCC=0;
} else {
setIterator();
lastCC=previousCC();
if(lastCC>1) {
while(previousCC()>1) {}
}
reorderStart=codePointLimit;
}
return TRUE;
}
UBool ReorderingBuffer::equals(const UChar *otherStart, const UChar *otherLimit) const {
int32_t length=(int32_t)(limit-start);
return
length==(int32_t)(otherLimit-otherStart) &&
0==u_memcmp(start, otherStart, length);
}
UBool ReorderingBuffer::equals(const uint8_t *otherStart, const uint8_t *otherLimit) const {
U_ASSERT((otherLimit - otherStart) <= INT32_MAX); int32_t length = (int32_t)(limit - start);
int32_t otherLength = (int32_t)(otherLimit - otherStart);
if (otherLength < length || (otherLength / 3) > length) {
return FALSE;
}
for (int32_t i = 0, j = 0;;) {
if (i >= length) {
return j >= otherLength;
} else if (j >= otherLength) {
return FALSE;
}
UChar32 c, other;
U16_NEXT_UNSAFE(start, i, c);
U8_NEXT_UNSAFE(otherStart, j, other);
if (c != other) {
return FALSE;
}
}
}
UBool ReorderingBuffer::appendSupplementary(UChar32 c, uint8_t cc, UErrorCode &errorCode) {
if(remainingCapacity<2 && !resize(2, errorCode)) {
return FALSE;
}
if(lastCC<=cc || cc==0) {
limit[0]=U16_LEAD(c);
limit[1]=U16_TRAIL(c);
limit+=2;
lastCC=cc;
if(cc<=1) {
reorderStart=limit;
}
} else {
insert(c, cc);
}
remainingCapacity-=2;
return TRUE;
}
UBool ReorderingBuffer::append(const UChar *s, int32_t length, UBool isNFD,
uint8_t leadCC, uint8_t trailCC,
UErrorCode &errorCode) {
if(length==0) {
return TRUE;
}
if(remainingCapacity<length && !resize(length, errorCode)) {
return FALSE;
}
remainingCapacity-=length;
if(lastCC<=leadCC || leadCC==0) {
if(trailCC<=1) {
reorderStart=limit+length;
} else if(leadCC<=1) {
reorderStart=limit+1; }
const UChar *sLimit=s+length;
do { *limit++=*s++; } while(s!=sLimit);
lastCC=trailCC;
} else {
int32_t i=0;
UChar32 c;
U16_NEXT(s, i, length, c);
insert(c, leadCC); while(i<length) {
U16_NEXT(s, i, length, c);
if(i<length) {
if (isNFD) {
leadCC = Normalizer2Impl::getCCFromYesOrMaybe(impl.getRawNorm16(c));
} else {
leadCC = impl.getCC(impl.getNorm16(c));
}
} else {
leadCC=trailCC;
}
append(c, leadCC, errorCode);
}
}
return TRUE;
}
UBool ReorderingBuffer::appendZeroCC(UChar32 c, UErrorCode &errorCode) {
int32_t cpLength=U16_LENGTH(c);
if(remainingCapacity<cpLength && !resize(cpLength, errorCode)) {
return FALSE;
}
remainingCapacity-=cpLength;
if(cpLength==1) {
*limit++=(UChar)c;
} else {
limit[0]=U16_LEAD(c);
limit[1]=U16_TRAIL(c);
limit+=2;
}
lastCC=0;
reorderStart=limit;
return TRUE;
}
UBool ReorderingBuffer::appendZeroCC(const UChar *s, const UChar *sLimit, UErrorCode &errorCode) {
if(s==sLimit) {
return TRUE;
}
int32_t length=(int32_t)(sLimit-s);
if(remainingCapacity<length && !resize(length, errorCode)) {
return FALSE;
}
u_memcpy(limit, s, length);
limit+=length;
remainingCapacity-=length;
lastCC=0;
reorderStart=limit;
return TRUE;
}
void ReorderingBuffer::remove() {
reorderStart=limit=start;
remainingCapacity=str.getCapacity();
lastCC=0;
}
void ReorderingBuffer::removeSuffix(int32_t suffixLength) {
if(suffixLength<(limit-start)) {
limit-=suffixLength;
remainingCapacity+=suffixLength;
} else {
limit=start;
remainingCapacity=str.getCapacity();
}
lastCC=0;
reorderStart=limit;
}
UBool ReorderingBuffer::resize(int32_t appendLength, UErrorCode &errorCode) {
int32_t reorderStartIndex=(int32_t)(reorderStart-start);
int32_t length=(int32_t)(limit-start);
str.releaseBuffer(length);
int32_t newCapacity=length+appendLength;
int32_t doubleCapacity=2*str.getCapacity();
if(newCapacity<doubleCapacity) {
newCapacity=doubleCapacity;
}
if(newCapacity<256) {
newCapacity=256;
}
start=str.getBuffer(newCapacity);
if(start==NULL) {
errorCode=U_MEMORY_ALLOCATION_ERROR;
return FALSE;
}
reorderStart=start+reorderStartIndex;
limit=start+length;
remainingCapacity=str.getCapacity()-length;
return TRUE;
}
void ReorderingBuffer::skipPrevious() {
codePointLimit=codePointStart;
UChar c=*--codePointStart;
if(U16_IS_TRAIL(c) && start<codePointStart && U16_IS_LEAD(*(codePointStart-1))) {
--codePointStart;
}
}
uint8_t ReorderingBuffer::previousCC() {
codePointLimit=codePointStart;
if(reorderStart>=codePointStart) {
return 0;
}
UChar32 c=*--codePointStart;
UChar c2;
if(U16_IS_TRAIL(c) && start<codePointStart && U16_IS_LEAD(c2=*(codePointStart-1))) {
--codePointStart;
c=U16_GET_SUPPLEMENTARY(c2, c);
}
return impl.getCCFromYesOrMaybeCP(c);
}
void ReorderingBuffer::insert(UChar32 c, uint8_t cc) {
for(setIterator(), skipPrevious(); previousCC()>cc;) {}
UChar *q=limit;
UChar *r=limit+=U16_LENGTH(c);
do {
*--r=*--q;
} while(codePointLimit!=q);
writeCodePoint(q, c);
if(cc<=1) {
reorderStart=r;
}
}
struct CanonIterData : public UMemory {
CanonIterData(UErrorCode &errorCode);
~CanonIterData();
void addToStartSet(UChar32 origin, UChar32 decompLead, UErrorCode &errorCode);
UMutableCPTrie *mutableTrie;
UCPTrie *trie;
UVector canonStartSets; };
Normalizer2Impl::~Normalizer2Impl() {
delete fCanonIterData;
}
void
Normalizer2Impl::init(const int32_t *inIndexes, const UCPTrie *inTrie,
const uint16_t *inExtraData, const uint8_t *inSmallFCD) {
minDecompNoCP = static_cast<UChar>(inIndexes[IX_MIN_DECOMP_NO_CP]);
minCompNoMaybeCP = static_cast<UChar>(inIndexes[IX_MIN_COMP_NO_MAYBE_CP]);
minLcccCP = static_cast<UChar>(inIndexes[IX_MIN_LCCC_CP]);
minYesNo = static_cast<uint16_t>(inIndexes[IX_MIN_YES_NO]);
minYesNoMappingsOnly = static_cast<uint16_t>(inIndexes[IX_MIN_YES_NO_MAPPINGS_ONLY]);
minNoNo = static_cast<uint16_t>(inIndexes[IX_MIN_NO_NO]);
minNoNoCompBoundaryBefore = static_cast<uint16_t>(inIndexes[IX_MIN_NO_NO_COMP_BOUNDARY_BEFORE]);
minNoNoCompNoMaybeCC = static_cast<uint16_t>(inIndexes[IX_MIN_NO_NO_COMP_NO_MAYBE_CC]);
minNoNoEmpty = static_cast<uint16_t>(inIndexes[IX_MIN_NO_NO_EMPTY]);
limitNoNo = static_cast<uint16_t>(inIndexes[IX_LIMIT_NO_NO]);
minMaybeYes = static_cast<uint16_t>(inIndexes[IX_MIN_MAYBE_YES]);
U_ASSERT((minMaybeYes & 7) == 0); centerNoNoDelta = (minMaybeYes >> DELTA_SHIFT) - MAX_DELTA - 1;
normTrie=inTrie;
maybeYesCompositions=inExtraData;
extraData=maybeYesCompositions+((MIN_NORMAL_MAYBE_YES-minMaybeYes)>>OFFSET_SHIFT);
smallFCD=inSmallFCD;
}
U_CDECL_BEGIN
static uint32_t U_CALLCONV
segmentStarterMapper(const void * , uint32_t value) {
return value&CANON_NOT_SEGMENT_STARTER;
}
U_CDECL_END
void
Normalizer2Impl::addLcccChars(UnicodeSet &set) const {
UChar32 start = 0, end;
uint32_t norm16;
while ((end = ucptrie_getRange(normTrie, start, UCPMAP_RANGE_FIXED_LEAD_SURROGATES, INERT,
nullptr, nullptr, &norm16)) >= 0) {
if (norm16 > Normalizer2Impl::MIN_NORMAL_MAYBE_YES &&
norm16 != Normalizer2Impl::JAMO_VT) {
set.add(start, end);
} else if (minNoNoCompNoMaybeCC <= norm16 && norm16 < limitNoNo) {
uint16_t fcd16 = getFCD16(start);
if (fcd16 > 0xff) { set.add(start, end); }
}
start = end + 1;
}
}
void
Normalizer2Impl::addPropertyStarts(const USetAdder *sa, UErrorCode & ) const {
UChar32 start = 0, end;
uint32_t value;
while ((end = ucptrie_getRange(normTrie, start, UCPMAP_RANGE_FIXED_LEAD_SURROGATES, INERT,
nullptr, nullptr, &value)) >= 0) {
sa->add(sa->set, start);
if (start != end && isAlgorithmicNoNo((uint16_t)value) &&
(value & Normalizer2Impl::DELTA_TCCC_MASK) > Normalizer2Impl::DELTA_TCCC_1) {
uint16_t prevFCD16 = getFCD16(start);
while (++start <= end) {
uint16_t fcd16 = getFCD16(start);
if (fcd16 != prevFCD16) {
sa->add(sa->set, start);
prevFCD16 = fcd16;
}
}
}
start = end + 1;
}
for(UChar c=Hangul::HANGUL_BASE; c<Hangul::HANGUL_LIMIT; c+=Hangul::JAMO_T_COUNT) {
sa->add(sa->set, c);
sa->add(sa->set, c+1);
}
sa->add(sa->set, Hangul::HANGUL_LIMIT);
}
void
Normalizer2Impl::addCanonIterPropertyStarts(const USetAdder *sa, UErrorCode &errorCode) const {
if (!ensureCanonIterData(errorCode)) { return; }
UChar32 start = 0, end;
uint32_t value;
while ((end = ucptrie_getRange(fCanonIterData->trie, start, UCPMAP_RANGE_NORMAL, 0,
segmentStarterMapper, nullptr, &value)) >= 0) {
sa->add(sa->set, start);
start = end + 1;
}
}
const UChar *
Normalizer2Impl::copyLowPrefixFromNulTerminated(const UChar *src,
UChar32 minNeedDataCP,
ReorderingBuffer *buffer,
UErrorCode &errorCode) const {
const UChar *prevSrc=src;
UChar c;
while((c=*src++)<minNeedDataCP && c!=0) {}
if(--src!=prevSrc) {
if(buffer!=NULL) {
buffer->appendZeroCC(prevSrc, src, errorCode);
}
}
return src;
}
UnicodeString &
Normalizer2Impl::decompose(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;
}
decompose(sArray, sArray+src.length(), dest, src.length(), errorCode);
return dest;
}
void
Normalizer2Impl::decompose(const UChar *src, const UChar *limit,
UnicodeString &dest,
int32_t destLengthEstimate,
UErrorCode &errorCode) const {
if(destLengthEstimate<0 && limit!=NULL) {
destLengthEstimate=(int32_t)(limit-src);
}
dest.remove();
ReorderingBuffer buffer(*this, dest);
if(buffer.init(destLengthEstimate, errorCode)) {
decompose(src, limit, &buffer, errorCode);
}
}
const UChar *
Normalizer2Impl::decompose(const UChar *src, const UChar *limit,
ReorderingBuffer *buffer,
UErrorCode &errorCode) const {
UChar32 minNoCP=minDecompNoCP;
if(limit==NULL) {
src=copyLowPrefixFromNulTerminated(src, minNoCP, buffer, errorCode);
if(U_FAILURE(errorCode)) {
return src;
}
limit=u_strchr(src, 0);
}
const UChar *prevSrc;
UChar32 c=0;
uint16_t norm16=0;
const UChar *prevBoundary=src;
uint8_t prevCC=0;
for(;;) {
for(prevSrc=src; src!=limit;) {
if( (c=*src)<minNoCP ||
isMostDecompYesAndZeroCC(norm16=UCPTRIE_FAST_BMP_GET(normTrie, UCPTRIE_16, c))
) {
++src;
} else if(!U16_IS_LEAD(c)) {
break;
} else {
UChar c2;
if((src+1)!=limit && U16_IS_TRAIL(c2=src[1])) {
c=U16_GET_SUPPLEMENTARY(c, c2);
norm16=UCPTRIE_FAST_SUPP_GET(normTrie, UCPTRIE_16, c);
if(isMostDecompYesAndZeroCC(norm16)) {
src+=2;
} else {
break;
}
} else {
++src; }
}
}
if(src!=prevSrc) {
if(buffer!=NULL) {
if(!buffer->appendZeroCC(prevSrc, src, errorCode)) {
break;
}
} else {
prevCC=0;
prevBoundary=src;
}
}
if(src==limit) {
break;
}
src+=U16_LENGTH(c);
if(buffer!=NULL) {
if(!decompose(c, norm16, *buffer, errorCode)) {
break;
}
} else {
if(isDecompYes(norm16)) {
uint8_t cc=getCCFromYesOrMaybe(norm16);
if(prevCC<=cc || cc==0) {
prevCC=cc;
if(cc<=1) {
prevBoundary=src;
}
continue;
}
}
return prevBoundary; }
}
return src;
}
const UChar *
Normalizer2Impl::decomposeShort(const UChar *src, const UChar *limit,
UBool stopAtCompBoundary, UBool onlyContiguous,
ReorderingBuffer &buffer, UErrorCode &errorCode) const {
if (U_FAILURE(errorCode)) {
return nullptr;
}
while(src<limit) {
if (stopAtCompBoundary && *src < minCompNoMaybeCP) {
return src;
}
const UChar *prevSrc = src;
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, src, limit, c, norm16);
if (stopAtCompBoundary && norm16HasCompBoundaryBefore(norm16)) {
return prevSrc;
}
if(!decompose(c, norm16, buffer, errorCode)) {
return nullptr;
}
if (stopAtCompBoundary && norm16HasCompBoundaryAfter(norm16, onlyContiguous)) {
return src;
}
}
return src;
}
UBool Normalizer2Impl::decompose(UChar32 c, uint16_t norm16,
ReorderingBuffer &buffer,
UErrorCode &errorCode) const {
if (norm16 >= limitNoNo) {
if (isMaybeOrNonZeroCC(norm16)) {
return buffer.append(c, getCCFromYesOrMaybe(norm16), errorCode);
}
c=mapAlgorithmic(c, norm16);
norm16=getRawNorm16(c);
}
if (norm16 < minYesNo) {
return buffer.append(c, 0, errorCode);
} else if(isHangulLV(norm16) || isHangulLVT(norm16)) {
UChar jamos[3];
return buffer.appendZeroCC(jamos, jamos+Hangul::decompose(c, jamos), errorCode);
}
const uint16_t *mapping=getMapping(norm16);
uint16_t firstUnit=*mapping;
int32_t length=firstUnit&MAPPING_LENGTH_MASK;
uint8_t leadCC, trailCC;
trailCC=(uint8_t)(firstUnit>>8);
if(firstUnit&MAPPING_HAS_CCC_LCCC_WORD) {
leadCC=(uint8_t)(*(mapping-1)>>8);
} else {
leadCC=0;
}
return buffer.append((const UChar *)mapping+1, length, TRUE, leadCC, trailCC, errorCode);
}
const uint8_t *
Normalizer2Impl::decomposeShort(const uint8_t *src, const uint8_t *limit,
UBool stopAtCompBoundary, UBool onlyContiguous,
ReorderingBuffer &buffer, UErrorCode &errorCode) const {
if (U_FAILURE(errorCode)) {
return nullptr;
}
while (src < limit) {
const uint8_t *prevSrc = src;
uint16_t norm16;
UCPTRIE_FAST_U8_NEXT(normTrie, UCPTRIE_16, src, limit, norm16);
UChar32 c = U_SENTINEL;
if (norm16 >= limitNoNo) {
if (isMaybeOrNonZeroCC(norm16)) {
c = codePointFromValidUTF8(prevSrc, src);
if (!buffer.append(c, getCCFromYesOrMaybe(norm16), errorCode)) {
return nullptr;
}
continue;
}
if (stopAtCompBoundary) {
return prevSrc;
}
c = codePointFromValidUTF8(prevSrc, src);
c = mapAlgorithmic(c, norm16);
norm16 = getRawNorm16(c);
} else if (stopAtCompBoundary && norm16 < minNoNoCompNoMaybeCC) {
return prevSrc;
}
U_ASSERT(norm16 != INERT);
if (norm16 < minYesNo) {
if (c < 0) {
c = codePointFromValidUTF8(prevSrc, src);
}
if (!buffer.append(c, 0, errorCode)) {
return nullptr;
}
} else if (isHangulLV(norm16) || isHangulLVT(norm16)) {
if (c < 0) {
c = codePointFromValidUTF8(prevSrc, src);
}
char16_t jamos[3];
if (!buffer.appendZeroCC(jamos, jamos+Hangul::decompose(c, jamos), errorCode)) {
return nullptr;
}
} else {
const uint16_t *mapping = getMapping(norm16);
uint16_t firstUnit = *mapping;
int32_t length = firstUnit & MAPPING_LENGTH_MASK;
uint8_t trailCC = (uint8_t)(firstUnit >> 8);
uint8_t leadCC;
if (firstUnit & MAPPING_HAS_CCC_LCCC_WORD) {
leadCC = (uint8_t)(*(mapping-1) >> 8);
} else {
leadCC = 0;
}
if (!buffer.append((const char16_t *)mapping+1, length, TRUE, leadCC, trailCC, errorCode)) {
return nullptr;
}
}
if (stopAtCompBoundary && norm16HasCompBoundaryAfter(norm16, onlyContiguous)) {
return src;
}
}
return src;
}
const UChar *
Normalizer2Impl::getDecomposition(UChar32 c, UChar buffer[4], int32_t &length) const {
uint16_t norm16;
if(c<minDecompNoCP || isMaybeOrNonZeroCC(norm16=getNorm16(c))) {
return nullptr;
}
const UChar *decomp = nullptr;
if(isDecompNoAlgorithmic(norm16)) {
c=mapAlgorithmic(c, norm16);
decomp=buffer;
length=0;
U16_APPEND_UNSAFE(buffer, length, c);
norm16 = getRawNorm16(c);
}
if (norm16 < minYesNo) {
return decomp;
} else if(isHangulLV(norm16) || isHangulLVT(norm16)) {
length=Hangul::decompose(c, buffer);
return buffer;
}
const uint16_t *mapping=getMapping(norm16);
length=*mapping&MAPPING_LENGTH_MASK;
return (const UChar *)mapping+1;
}
const UChar *
Normalizer2Impl::getRawDecomposition(UChar32 c, UChar buffer[30], int32_t &length) const {
uint16_t norm16;
if(c<minDecompNoCP || isDecompYes(norm16=getNorm16(c))) {
return NULL;
} else if(isHangulLV(norm16) || isHangulLVT(norm16)) {
Hangul::getRawDecomposition(c, buffer);
length=2;
return buffer;
} else if(isDecompNoAlgorithmic(norm16)) {
c=mapAlgorithmic(c, norm16);
length=0;
U16_APPEND_UNSAFE(buffer, length, c);
return buffer;
}
const uint16_t *mapping=getMapping(norm16);
uint16_t firstUnit=*mapping;
int32_t mLength=firstUnit&MAPPING_LENGTH_MASK; if(firstUnit&MAPPING_HAS_RAW_MAPPING) {
const uint16_t *rawMapping=mapping-((firstUnit>>7)&1)-1;
uint16_t rm0=*rawMapping;
if(rm0<=MAPPING_LENGTH_MASK) {
length=rm0;
return (const UChar *)rawMapping-rm0;
} else {
buffer[0]=(UChar)rm0;
u_memcpy(buffer+1, (const UChar *)mapping+1+2, mLength-2);
length=mLength-1;
return buffer;
}
} else {
length=mLength;
return (const UChar *)mapping+1;
}
}
void Normalizer2Impl::decomposeAndAppend(const UChar *src, const UChar *limit,
UBool doDecompose,
UnicodeString &safeMiddle,
ReorderingBuffer &buffer,
UErrorCode &errorCode) const {
buffer.copyReorderableSuffixTo(safeMiddle);
if(doDecompose) {
decompose(src, limit, &buffer, errorCode);
return;
}
bool isFirst = true;
uint8_t firstCC = 0, prevCC = 0, cc;
const UChar *p = src;
while (p != limit) {
const UChar *codePointStart = p;
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, p, limit, c, norm16);
if ((cc = getCC(norm16)) == 0) {
p = codePointStart;
break;
}
if (isFirst) {
firstCC = cc;
isFirst = false;
}
prevCC = cc;
}
if(limit==NULL) { limit=u_strchr(p, 0);
}
if (buffer.append(src, (int32_t)(p - src), FALSE, firstCC, prevCC, errorCode)) {
buffer.appendZeroCC(p, limit, errorCode);
}
}
UBool Normalizer2Impl::hasDecompBoundaryBefore(UChar32 c) const {
return c < minLcccCP || (c <= 0xffff && !singleLeadMightHaveNonZeroFCD16(c)) ||
norm16HasDecompBoundaryBefore(getNorm16(c));
}
UBool Normalizer2Impl::norm16HasDecompBoundaryBefore(uint16_t norm16) const {
if (norm16 < minNoNoCompNoMaybeCC) {
return TRUE;
}
if (norm16 >= limitNoNo) {
return norm16 <= MIN_NORMAL_MAYBE_YES || norm16 == JAMO_VT;
}
const uint16_t *mapping=getMapping(norm16);
uint16_t firstUnit=*mapping;
return (firstUnit&MAPPING_HAS_CCC_LCCC_WORD)==0 || (*(mapping-1)&0xff00)==0;
}
UBool Normalizer2Impl::hasDecompBoundaryAfter(UChar32 c) const {
if (c < minDecompNoCP) {
return TRUE;
}
if (c <= 0xffff && !singleLeadMightHaveNonZeroFCD16(c)) {
return TRUE;
}
return norm16HasDecompBoundaryAfter(getNorm16(c));
}
UBool Normalizer2Impl::norm16HasDecompBoundaryAfter(uint16_t norm16) const {
if(norm16 <= minYesNo || isHangulLVT(norm16)) {
return TRUE;
}
if (norm16 >= limitNoNo) {
if (isMaybeOrNonZeroCC(norm16)) {
return norm16 <= MIN_NORMAL_MAYBE_YES || norm16 == JAMO_VT;
}
return (norm16 & DELTA_TCCC_MASK) <= DELTA_TCCC_1;
}
const uint16_t *mapping=getMapping(norm16);
uint16_t firstUnit=*mapping;
if(firstUnit>0x1ff) {
return FALSE; }
if(firstUnit<=0xff) {
return TRUE; }
return (firstUnit&MAPPING_HAS_CCC_LCCC_WORD)==0 || (*(mapping-1)&0xff00)==0;
}
int32_t Normalizer2Impl::combine(const uint16_t *list, UChar32 trail) {
uint16_t key1, firstUnit;
if(trail<COMP_1_TRAIL_LIMIT) {
key1=(uint16_t)(trail<<1);
while(key1>(firstUnit=*list)) {
list+=2+(firstUnit&COMP_1_TRIPLE);
}
if(key1==(firstUnit&COMP_1_TRAIL_MASK)) {
if(firstUnit&COMP_1_TRIPLE) {
return ((int32_t)list[1]<<16)|list[2];
} else {
return list[1];
}
}
} else {
key1=(uint16_t)(COMP_1_TRAIL_LIMIT+
(((trail>>COMP_1_TRAIL_SHIFT))&
~COMP_1_TRIPLE));
uint16_t key2=(uint16_t)(trail<<COMP_2_TRAIL_SHIFT);
uint16_t secondUnit;
for(;;) {
if(key1>(firstUnit=*list)) {
list+=2+(firstUnit&COMP_1_TRIPLE);
} else if(key1==(firstUnit&COMP_1_TRAIL_MASK)) {
if(key2>(secondUnit=list[1])) {
if(firstUnit&COMP_1_LAST_TUPLE) {
break;
} else {
list+=3;
}
} else if(key2==(secondUnit&COMP_2_TRAIL_MASK)) {
return ((int32_t)(secondUnit&~COMP_2_TRAIL_MASK)<<16)|list[2];
} else {
break;
}
} else {
break;
}
}
}
return -1;
}
void Normalizer2Impl::addComposites(const uint16_t *list, UnicodeSet &set) const {
uint16_t firstUnit;
int32_t compositeAndFwd;
do {
firstUnit=*list;
if((firstUnit&COMP_1_TRIPLE)==0) {
compositeAndFwd=list[1];
list+=2;
} else {
compositeAndFwd=(((int32_t)list[1]&~COMP_2_TRAIL_MASK)<<16)|list[2];
list+=3;
}
UChar32 composite=compositeAndFwd>>1;
if((compositeAndFwd&1)!=0) {
addComposites(getCompositionsListForComposite(getRawNorm16(composite)), set);
}
set.add(composite);
} while((firstUnit&COMP_1_LAST_TUPLE)==0);
}
void Normalizer2Impl::recompose(ReorderingBuffer &buffer, int32_t recomposeStartIndex,
UBool onlyContiguous) const {
UChar *p=buffer.getStart()+recomposeStartIndex;
UChar *limit=buffer.getLimit();
if(p==limit) {
return;
}
UChar *starter, *pRemove, *q, *r;
const uint16_t *compositionsList;
UChar32 c, compositeAndFwd;
uint16_t norm16;
uint8_t cc, prevCC;
UBool starterIsSupplementary;
compositionsList=NULL; starter=NULL;
starterIsSupplementary=FALSE;
prevCC=0;
for(;;) {
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, p, limit, c, norm16);
cc=getCCFromYesOrMaybe(norm16);
if( isMaybe(norm16) &&
compositionsList!=NULL &&
(prevCC<cc || prevCC==0)
) {
if(isJamoVT(norm16)) {
if(c<Hangul::JAMO_T_BASE) {
UChar prev=(UChar)(*starter-Hangul::JAMO_L_BASE);
if(prev<Hangul::JAMO_L_COUNT) {
pRemove=p-1;
UChar syllable=(UChar)
(Hangul::HANGUL_BASE+
(prev*Hangul::JAMO_V_COUNT+(c-Hangul::JAMO_V_BASE))*
Hangul::JAMO_T_COUNT);
UChar t;
if(p!=limit && (t=(UChar)(*p-Hangul::JAMO_T_BASE))<Hangul::JAMO_T_COUNT) {
++p;
syllable+=t; }
*starter=syllable;
q=pRemove;
r=p;
while(r<limit) {
*q++=*r++;
}
limit=q;
p=pRemove;
}
}
if(p==limit) {
break;
}
compositionsList=NULL;
continue;
} else if((compositeAndFwd=combine(compositionsList, c))>=0) {
UChar32 composite=compositeAndFwd>>1;
pRemove=p-U16_LENGTH(c); if(starterIsSupplementary) {
if(U_IS_SUPPLEMENTARY(composite)) {
starter[0]=U16_LEAD(composite);
starter[1]=U16_TRAIL(composite);
} else {
*starter=(UChar)composite;
starterIsSupplementary=FALSE;
q=starter+1;
r=q+1;
while(r<pRemove) {
*q++=*r++;
}
--pRemove;
}
} else if(U_IS_SUPPLEMENTARY(composite)) {
starterIsSupplementary=TRUE;
++starter; q=pRemove;
r=++pRemove;
while(starter<q) {
*--r=*--q;
}
*starter=U16_TRAIL(composite);
*--starter=U16_LEAD(composite); } else {
*starter=(UChar)composite;
}
if(pRemove<p) {
q=pRemove;
r=p;
while(r<limit) {
*q++=*r++;
}
limit=q;
p=pRemove;
}
if(p==limit) {
break;
}
if(compositeAndFwd&1) {
compositionsList=
getCompositionsListForComposite(getRawNorm16(composite));
} else {
compositionsList=NULL;
}
continue;
}
}
prevCC=cc;
if(p==limit) {
break;
}
if(cc==0) {
if((compositionsList=getCompositionsListForDecompYes(norm16))!=NULL) {
if(U_IS_BMP(c)) {
starterIsSupplementary=FALSE;
starter=p-1;
} else {
starterIsSupplementary=TRUE;
starter=p-2;
}
}
} else if(onlyContiguous) {
compositionsList=NULL;
}
}
buffer.setReorderingLimit(limit);
}
UChar32
Normalizer2Impl::composePair(UChar32 a, UChar32 b) const {
uint16_t norm16=getNorm16(a); const uint16_t *list;
if(isInert(norm16)) {
return U_SENTINEL;
} else if(norm16<minYesNoMappingsOnly) {
if(isJamoL(norm16)) {
b-=Hangul::JAMO_V_BASE;
if(0<=b && b<Hangul::JAMO_V_COUNT) {
return
(Hangul::HANGUL_BASE+
((a-Hangul::JAMO_L_BASE)*Hangul::JAMO_V_COUNT+b)*
Hangul::JAMO_T_COUNT);
} else {
return U_SENTINEL;
}
} else if(isHangulLV(norm16)) {
b-=Hangul::JAMO_T_BASE;
if(0<b && b<Hangul::JAMO_T_COUNT) { return a+b;
} else {
return U_SENTINEL;
}
} else {
list=getMapping(norm16);
if(norm16>minYesNo) { list+= 1+ (*list&MAPPING_LENGTH_MASK); }
}
} else if(norm16<minMaybeYes || MIN_NORMAL_MAYBE_YES<=norm16) {
return U_SENTINEL;
} else {
list=getCompositionsListForMaybe(norm16);
}
if(b<0 || 0x10ffff<b) { return U_SENTINEL;
}
#if U_SIGNED_RIGHT_SHIFT_IS_ARITHMETIC
return combine(list, b)>>1;
#else
int32_t compositeAndFwd=combine(list, b);
return compositeAndFwd>=0 ? compositeAndFwd>>1 : U_SENTINEL;
#endif
}
UBool
Normalizer2Impl::compose(const UChar *src, const UChar *limit,
UBool onlyContiguous,
UBool doCompose,
ReorderingBuffer &buffer,
UErrorCode &errorCode) const {
const UChar *prevBoundary=src;
UChar32 minNoMaybeCP=minCompNoMaybeCP;
if(limit==NULL) {
src=copyLowPrefixFromNulTerminated(src, minNoMaybeCP,
doCompose ? &buffer : NULL,
errorCode);
if(U_FAILURE(errorCode)) {
return FALSE;
}
limit=u_strchr(src, 0);
if (prevBoundary != src) {
if (hasCompBoundaryAfter(*(src-1), onlyContiguous)) {
prevBoundary = src;
} else {
buffer.removeSuffix(1);
prevBoundary = --src;
}
}
}
for (;;) {
const UChar *prevSrc;
UChar32 c = 0;
uint16_t norm16 = 0;
for (;;) {
if (src == limit) {
if (prevBoundary != limit && doCompose) {
buffer.appendZeroCC(prevBoundary, limit, errorCode);
}
return TRUE;
}
if( (c=*src)<minNoMaybeCP ||
isCompYesAndZeroCC(norm16=UCPTRIE_FAST_BMP_GET(normTrie, UCPTRIE_16, c))
) {
++src;
} else {
prevSrc = src++;
if(!U16_IS_LEAD(c)) {
break;
} else {
UChar c2;
if(src!=limit && U16_IS_TRAIL(c2=*src)) {
++src;
c=U16_GET_SUPPLEMENTARY(c, c2);
norm16=UCPTRIE_FAST_SUPP_GET(normTrie, UCPTRIE_16, c);
if(!isCompYesAndZeroCC(norm16)) {
break;
}
}
}
}
}
if (!isMaybeOrNonZeroCC(norm16)) { if (!doCompose) {
return FALSE;
}
if (isDecompNoAlgorithmic(norm16)) {
if (norm16HasCompBoundaryAfter(norm16, onlyContiguous) ||
hasCompBoundaryBefore(src, limit)) {
if (prevBoundary != prevSrc && !buffer.appendZeroCC(prevBoundary, prevSrc, errorCode)) {
break;
}
if(!buffer.append(mapAlgorithmic(c, norm16), 0, errorCode)) {
break;
}
prevBoundary = src;
continue;
}
} else if (norm16 < minNoNoCompBoundaryBefore) {
if (norm16HasCompBoundaryAfter(norm16, onlyContiguous) ||
hasCompBoundaryBefore(src, limit)) {
if (prevBoundary != prevSrc && !buffer.appendZeroCC(prevBoundary, prevSrc, errorCode)) {
break;
}
const UChar *mapping = reinterpret_cast<const UChar *>(getMapping(norm16));
int32_t length = *mapping++ & MAPPING_LENGTH_MASK;
if(!buffer.appendZeroCC(mapping, mapping + length, errorCode)) {
break;
}
prevBoundary = src;
continue;
}
} else if (norm16 >= minNoNoEmpty) {
if (hasCompBoundaryBefore(src, limit) ||
hasCompBoundaryAfter(prevBoundary, prevSrc, onlyContiguous)) {
if (prevBoundary != prevSrc && !buffer.appendZeroCC(prevBoundary, prevSrc, errorCode)) {
break;
}
prevBoundary = src;
continue;
}
}
} else if (isJamoVT(norm16) && prevBoundary != prevSrc) {
UChar prev=*(prevSrc-1);
if(c<Hangul::JAMO_T_BASE) {
UChar l = (UChar)(prev-Hangul::JAMO_L_BASE);
if(l<Hangul::JAMO_L_COUNT) {
if (!doCompose) {
return FALSE;
}
int32_t t;
if (src != limit &&
0 < (t = ((int32_t)*src - Hangul::JAMO_T_BASE)) &&
t < Hangul::JAMO_T_COUNT) {
++src;
} else if (hasCompBoundaryBefore(src, limit)) {
t = 0;
} else {
t = -1;
}
if (t >= 0) {
UChar32 syllable = Hangul::HANGUL_BASE +
(l*Hangul::JAMO_V_COUNT + (c-Hangul::JAMO_V_BASE)) *
Hangul::JAMO_T_COUNT + t;
--prevSrc; if (prevBoundary != prevSrc && !buffer.appendZeroCC(prevBoundary, prevSrc, errorCode)) {
break;
}
if(!buffer.appendBMP((UChar)syllable, 0, errorCode)) {
break;
}
prevBoundary = src;
continue;
}
}
} else if (Hangul::isHangulLV(prev)) {
if (!doCompose) {
return FALSE;
}
UChar32 syllable = prev + c - Hangul::JAMO_T_BASE;
--prevSrc; if (prevBoundary != prevSrc && !buffer.appendZeroCC(prevBoundary, prevSrc, errorCode)) {
break;
}
if(!buffer.appendBMP((UChar)syllable, 0, errorCode)) {
break;
}
prevBoundary = src;
continue;
}
} else if (norm16 > JAMO_VT) { uint8_t cc = getCCFromNormalYesOrMaybe(norm16); if (onlyContiguous && getPreviousTrailCC(prevBoundary, prevSrc) > cc) {
if (!doCompose) {
return FALSE;
}
} else {
const UChar *nextSrc;
uint16_t n16;
for (;;) {
if (src == limit) {
if (doCompose) {
buffer.appendZeroCC(prevBoundary, limit, errorCode);
}
return TRUE;
}
uint8_t prevCC = cc;
nextSrc = src;
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, nextSrc, limit, c, n16);
if (n16 >= MIN_YES_YES_WITH_CC) {
cc = getCCFromNormalYesOrMaybe(n16);
if (prevCC > cc) {
if (!doCompose) {
return FALSE;
}
break;
}
} else {
break;
}
src = nextSrc;
}
if (norm16HasCompBoundaryBefore(n16)) {
if (isCompYesAndZeroCC(n16)) {
src = nextSrc;
}
continue;
}
}
}
if (prevBoundary != prevSrc && !norm16HasCompBoundaryBefore(norm16)) {
const UChar *p = prevSrc;
UCPTRIE_FAST_U16_PREV(normTrie, UCPTRIE_16, prevBoundary, p, c, norm16);
if (!norm16HasCompBoundaryAfter(norm16, onlyContiguous)) {
prevSrc = p;
}
}
if (doCompose && prevBoundary != prevSrc && !buffer.appendZeroCC(prevBoundary, prevSrc, errorCode)) {
break;
}
int32_t recomposeStartIndex=buffer.length();
decomposeShort(prevSrc, src, FALSE , onlyContiguous,
buffer, errorCode);
src = decomposeShort(src, limit, TRUE , onlyContiguous,
buffer, errorCode);
if (U_FAILURE(errorCode)) {
break;
}
if ((src - prevSrc) > INT32_MAX) { errorCode = U_INDEX_OUTOFBOUNDS_ERROR;
return TRUE;
}
recompose(buffer, recomposeStartIndex, onlyContiguous);
if(!doCompose) {
if(!buffer.equals(prevSrc, src)) {
return FALSE;
}
buffer.remove();
}
prevBoundary=src;
}
return TRUE;
}
const UChar *
Normalizer2Impl::composeQuickCheck(const UChar *src, const UChar *limit,
UBool onlyContiguous,
UNormalizationCheckResult *pQCResult) const {
const UChar *prevBoundary=src;
UChar32 minNoMaybeCP=minCompNoMaybeCP;
if(limit==NULL) {
UErrorCode errorCode=U_ZERO_ERROR;
src=copyLowPrefixFromNulTerminated(src, minNoMaybeCP, NULL, errorCode);
limit=u_strchr(src, 0);
if (prevBoundary != src) {
if (hasCompBoundaryAfter(*(src-1), onlyContiguous)) {
prevBoundary = src;
} else {
prevBoundary = --src;
}
}
}
for(;;) {
const UChar *prevSrc;
UChar32 c = 0;
uint16_t norm16 = 0;
for (;;) {
if(src==limit) {
return src;
}
if( (c=*src)<minNoMaybeCP ||
isCompYesAndZeroCC(norm16=UCPTRIE_FAST_BMP_GET(normTrie, UCPTRIE_16, c))
) {
++src;
} else {
prevSrc = src++;
if(!U16_IS_LEAD(c)) {
break;
} else {
UChar c2;
if(src!=limit && U16_IS_TRAIL(c2=*src)) {
++src;
c=U16_GET_SUPPLEMENTARY(c, c2);
norm16=UCPTRIE_FAST_SUPP_GET(normTrie, UCPTRIE_16, c);
if(!isCompYesAndZeroCC(norm16)) {
break;
}
}
}
}
}
uint16_t prevNorm16 = INERT;
if (prevBoundary != prevSrc) {
if (norm16HasCompBoundaryBefore(norm16)) {
prevBoundary = prevSrc;
} else {
const UChar *p = prevSrc;
uint16_t n16;
UCPTRIE_FAST_U16_PREV(normTrie, UCPTRIE_16, prevBoundary, p, c, n16);
if (norm16HasCompBoundaryAfter(n16, onlyContiguous)) {
prevBoundary = prevSrc;
} else {
prevBoundary = p;
prevNorm16 = n16;
}
}
}
if(isMaybeOrNonZeroCC(norm16)) {
uint8_t cc=getCCFromYesOrMaybe(norm16);
if (onlyContiguous && cc != 0 &&
getTrailCCFromCompYesAndZeroCC(prevNorm16) > cc) {
} else {
const UChar *nextSrc;
for (;;) {
if (norm16 < MIN_YES_YES_WITH_CC) {
if (pQCResult != nullptr) {
*pQCResult = UNORM_MAYBE;
} else {
return prevBoundary;
}
}
if (src == limit) {
return src;
}
uint8_t prevCC = cc;
nextSrc = src;
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, nextSrc, limit, c, norm16);
if (isMaybeOrNonZeroCC(norm16)) {
cc = getCCFromYesOrMaybe(norm16);
if (!(prevCC <= cc || cc == 0)) {
break;
}
} else {
break;
}
src = nextSrc;
}
if (isCompYesAndZeroCC(norm16)) {
prevBoundary = src;
src = nextSrc;
continue;
}
}
}
if(pQCResult!=NULL) {
*pQCResult=UNORM_NO;
}
return prevBoundary;
}
}
void Normalizer2Impl::composeAndAppend(const UChar *src, const UChar *limit,
UBool doCompose,
UBool onlyContiguous,
UnicodeString &safeMiddle,
ReorderingBuffer &buffer,
UErrorCode &errorCode) const {
if(!buffer.isEmpty()) {
const UChar *firstStarterInSrc=findNextCompBoundary(src, limit, onlyContiguous);
if(src!=firstStarterInSrc) {
const UChar *lastStarterInDest=findPreviousCompBoundary(buffer.getStart(),
buffer.getLimit(), onlyContiguous);
int32_t destSuffixLength=(int32_t)(buffer.getLimit()-lastStarterInDest);
UnicodeString middle(lastStarterInDest, destSuffixLength);
buffer.removeSuffix(destSuffixLength);
safeMiddle=middle;
middle.append(src, (int32_t)(firstStarterInSrc-src));
const UChar *middleStart=middle.getBuffer();
compose(middleStart, middleStart+middle.length(), onlyContiguous,
TRUE, buffer, errorCode);
if(U_FAILURE(errorCode)) {
return;
}
src=firstStarterInSrc;
}
}
if(doCompose) {
compose(src, limit, onlyContiguous, TRUE, buffer, errorCode);
} else {
if(limit==NULL) { limit=u_strchr(src, 0);
}
buffer.appendZeroCC(src, limit, errorCode);
}
}
UBool
Normalizer2Impl::composeUTF8(uint32_t options, UBool onlyContiguous,
const uint8_t *src, const uint8_t *limit,
ByteSink *sink, Edits *edits, UErrorCode &errorCode) const {
U_ASSERT(limit != nullptr);
UnicodeString s16;
uint8_t minNoMaybeLead = leadByteForCP(minCompNoMaybeCP);
const uint8_t *prevBoundary = src;
for (;;) {
const uint8_t *prevSrc;
uint16_t norm16 = 0;
for (;;) {
if (src == limit) {
if (prevBoundary != limit && sink != nullptr) {
ByteSinkUtil::appendUnchanged(prevBoundary, limit,
*sink, options, edits, errorCode);
}
return TRUE;
}
if (*src < minNoMaybeLead) {
++src;
} else {
prevSrc = src;
UCPTRIE_FAST_U8_NEXT(normTrie, UCPTRIE_16, src, limit, norm16);
if (!isCompYesAndZeroCC(norm16)) {
break;
}
}
}
if (!isMaybeOrNonZeroCC(norm16)) { if (sink == nullptr) {
return FALSE;
}
if (isDecompNoAlgorithmic(norm16)) {
if (norm16HasCompBoundaryAfter(norm16, onlyContiguous) ||
hasCompBoundaryBefore(src, limit)) {
if (prevBoundary != prevSrc &&
!ByteSinkUtil::appendUnchanged(prevBoundary, prevSrc,
*sink, options, edits, errorCode)) {
break;
}
appendCodePointDelta(prevSrc, src, getAlgorithmicDelta(norm16), *sink, edits);
prevBoundary = src;
continue;
}
} else if (norm16 < minNoNoCompBoundaryBefore) {
if (norm16HasCompBoundaryAfter(norm16, onlyContiguous) ||
hasCompBoundaryBefore(src, limit)) {
if (prevBoundary != prevSrc &&
!ByteSinkUtil::appendUnchanged(prevBoundary, prevSrc,
*sink, options, edits, errorCode)) {
break;
}
const uint16_t *mapping = getMapping(norm16);
int32_t length = *mapping++ & MAPPING_LENGTH_MASK;
if (!ByteSinkUtil::appendChange(prevSrc, src, (const UChar *)mapping, length,
*sink, edits, errorCode)) {
break;
}
prevBoundary = src;
continue;
}
} else if (norm16 >= minNoNoEmpty) {
if (hasCompBoundaryBefore(src, limit) ||
hasCompBoundaryAfter(prevBoundary, prevSrc, onlyContiguous)) {
if (prevBoundary != prevSrc &&
!ByteSinkUtil::appendUnchanged(prevBoundary, prevSrc,
*sink, options, edits, errorCode)) {
break;
}
if (edits != nullptr) {
edits->addReplace((int32_t)(src - prevSrc), 0);
}
prevBoundary = src;
continue;
}
}
} else if (isJamoVT(norm16)) {
U_ASSERT((src - prevSrc) == 3 && *prevSrc == 0xe1);
UChar32 prev = previousHangulOrJamo(prevBoundary, prevSrc);
if (prevSrc[1] == 0x85) {
UChar32 l = prev - Hangul::JAMO_L_BASE;
if ((uint32_t)l < Hangul::JAMO_L_COUNT) {
if (sink == nullptr) {
return FALSE;
}
int32_t t = getJamoTMinusBase(src, limit);
if (t >= 0) {
src += 3;
} else if (hasCompBoundaryBefore(src, limit)) {
t = 0;
}
if (t >= 0) {
UChar32 syllable = Hangul::HANGUL_BASE +
(l*Hangul::JAMO_V_COUNT + (prevSrc[2]-0xa1)) *
Hangul::JAMO_T_COUNT + t;
prevSrc -= 3; if (prevBoundary != prevSrc &&
!ByteSinkUtil::appendUnchanged(prevBoundary, prevSrc,
*sink, options, edits, errorCode)) {
break;
}
ByteSinkUtil::appendCodePoint(prevSrc, src, syllable, *sink, edits);
prevBoundary = src;
continue;
}
}
} else if (Hangul::isHangulLV(prev)) {
if (sink == nullptr) {
return FALSE;
}
UChar32 syllable = prev + getJamoTMinusBase(prevSrc, src);
prevSrc -= 3; if (prevBoundary != prevSrc &&
!ByteSinkUtil::appendUnchanged(prevBoundary, prevSrc,
*sink, options, edits, errorCode)) {
break;
}
ByteSinkUtil::appendCodePoint(prevSrc, src, syllable, *sink, edits);
prevBoundary = src;
continue;
}
} else if (norm16 > JAMO_VT) { uint8_t cc = getCCFromNormalYesOrMaybe(norm16); if (onlyContiguous && getPreviousTrailCC(prevBoundary, prevSrc) > cc) {
if (sink == nullptr) {
return FALSE;
}
} else {
const uint8_t *nextSrc;
uint16_t n16;
for (;;) {
if (src == limit) {
if (sink != nullptr) {
ByteSinkUtil::appendUnchanged(prevBoundary, limit,
*sink, options, edits, errorCode);
}
return TRUE;
}
uint8_t prevCC = cc;
nextSrc = src;
UCPTRIE_FAST_U8_NEXT(normTrie, UCPTRIE_16, nextSrc, limit, n16);
if (n16 >= MIN_YES_YES_WITH_CC) {
cc = getCCFromNormalYesOrMaybe(n16);
if (prevCC > cc) {
if (sink == nullptr) {
return FALSE;
}
break;
}
} else {
break;
}
src = nextSrc;
}
if (norm16HasCompBoundaryBefore(n16)) {
if (isCompYesAndZeroCC(n16)) {
src = nextSrc;
}
continue;
}
}
}
if (prevBoundary != prevSrc && !norm16HasCompBoundaryBefore(norm16)) {
const uint8_t *p = prevSrc;
UCPTRIE_FAST_U8_PREV(normTrie, UCPTRIE_16, prevBoundary, p, norm16);
if (!norm16HasCompBoundaryAfter(norm16, onlyContiguous)) {
prevSrc = p;
}
}
ReorderingBuffer buffer(*this, s16, errorCode);
if (U_FAILURE(errorCode)) {
break;
}
decomposeShort(prevSrc, src, FALSE , onlyContiguous,
buffer, errorCode);
src = decomposeShort(src, limit, TRUE , onlyContiguous,
buffer, errorCode);
if (U_FAILURE(errorCode)) {
break;
}
if ((src - prevSrc) > INT32_MAX) { errorCode = U_INDEX_OUTOFBOUNDS_ERROR;
return TRUE;
}
recompose(buffer, 0, onlyContiguous);
if (!buffer.equals(prevSrc, src)) {
if (sink == nullptr) {
return FALSE;
}
if (prevBoundary != prevSrc &&
!ByteSinkUtil::appendUnchanged(prevBoundary, prevSrc,
*sink, options, edits, errorCode)) {
break;
}
if (!ByteSinkUtil::appendChange(prevSrc, src, buffer.getStart(), buffer.length(),
*sink, edits, errorCode)) {
break;
}
prevBoundary = src;
}
}
return TRUE;
}
UBool Normalizer2Impl::hasCompBoundaryBefore(const UChar *src, const UChar *limit) const {
if (src == limit || *src < minCompNoMaybeCP) {
return TRUE;
}
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, src, limit, c, norm16);
return norm16HasCompBoundaryBefore(norm16);
}
UBool Normalizer2Impl::hasCompBoundaryBefore(const uint8_t *src, const uint8_t *limit) const {
if (src == limit) {
return TRUE;
}
uint16_t norm16;
UCPTRIE_FAST_U8_NEXT(normTrie, UCPTRIE_16, src, limit, norm16);
return norm16HasCompBoundaryBefore(norm16);
}
UBool Normalizer2Impl::hasCompBoundaryAfter(const UChar *start, const UChar *p,
UBool onlyContiguous) const {
if (start == p) {
return TRUE;
}
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_PREV(normTrie, UCPTRIE_16, start, p, c, norm16);
return norm16HasCompBoundaryAfter(norm16, onlyContiguous);
}
UBool Normalizer2Impl::hasCompBoundaryAfter(const uint8_t *start, const uint8_t *p,
UBool onlyContiguous) const {
if (start == p) {
return TRUE;
}
uint16_t norm16;
UCPTRIE_FAST_U8_PREV(normTrie, UCPTRIE_16, start, p, norm16);
return norm16HasCompBoundaryAfter(norm16, onlyContiguous);
}
const UChar *Normalizer2Impl::findPreviousCompBoundary(const UChar *start, const UChar *p,
UBool onlyContiguous) const {
while (p != start) {
const UChar *codePointLimit = p;
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_PREV(normTrie, UCPTRIE_16, start, p, c, norm16);
if (norm16HasCompBoundaryAfter(norm16, onlyContiguous)) {
return codePointLimit;
}
if (hasCompBoundaryBefore(c, norm16)) {
return p;
}
}
return p;
}
const UChar *Normalizer2Impl::findNextCompBoundary(const UChar *p, const UChar *limit,
UBool onlyContiguous) const {
while (p != limit) {
const UChar *codePointStart = p;
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, p, limit, c, norm16);
if (hasCompBoundaryBefore(c, norm16)) {
return codePointStart;
}
if (norm16HasCompBoundaryAfter(norm16, onlyContiguous)) {
return p;
}
}
return p;
}
uint8_t Normalizer2Impl::getPreviousTrailCC(const UChar *start, const UChar *p) const {
if (start == p) {
return 0;
}
int32_t i = (int32_t)(p - start);
UChar32 c;
U16_PREV(start, 0, i, c);
return (uint8_t)getFCD16(c);
}
uint8_t Normalizer2Impl::getPreviousTrailCC(const uint8_t *start, const uint8_t *p) const {
if (start == p) {
return 0;
}
int32_t i = (int32_t)(p - start);
UChar32 c;
U8_PREV(start, 0, i, c);
return (uint8_t)getFCD16(c);
}
uint16_t Normalizer2Impl::getFCD16FromNormData(UChar32 c) const {
uint16_t norm16=getNorm16(c);
if (norm16 >= limitNoNo) {
if(norm16>=MIN_NORMAL_MAYBE_YES) {
norm16=getCCFromNormalYesOrMaybe(norm16);
return norm16|(norm16<<8);
} else if(norm16>=minMaybeYes) {
return 0;
} else { uint16_t deltaTrailCC = norm16 & DELTA_TCCC_MASK;
if (deltaTrailCC <= DELTA_TCCC_1) {
return deltaTrailCC >> OFFSET_SHIFT;
}
c=mapAlgorithmic(c, norm16);
norm16=getRawNorm16(c);
}
}
if(norm16<=minYesNo || isHangulLVT(norm16)) {
return 0;
}
const uint16_t *mapping=getMapping(norm16);
uint16_t firstUnit=*mapping;
norm16=firstUnit>>8; if(firstUnit&MAPPING_HAS_CCC_LCCC_WORD) {
norm16|=*(mapping-1)&0xff00; }
return norm16;
}
const UChar *
Normalizer2Impl::makeFCD(const UChar *src, const UChar *limit,
ReorderingBuffer *buffer,
UErrorCode &errorCode) const {
const UChar *prevBoundary=src;
int32_t prevFCD16=0;
if(limit==NULL) {
src=copyLowPrefixFromNulTerminated(src, minLcccCP, buffer, errorCode);
if(U_FAILURE(errorCode)) {
return src;
}
if(prevBoundary<src) {
prevBoundary=src;
prevFCD16=getFCD16(*(src-1));
if(prevFCD16>1) {
--prevBoundary;
}
}
limit=u_strchr(src, 0);
}
const UChar *prevSrc;
UChar32 c=0;
uint16_t fcd16=0;
for(;;) {
for(prevSrc=src; src!=limit;) {
if((c=*src)<minLcccCP) {
prevFCD16=~c;
++src;
} else if(!singleLeadMightHaveNonZeroFCD16(c)) {
prevFCD16=0;
++src;
} else {
if(U16_IS_LEAD(c)) {
UChar c2;
if((src+1)!=limit && U16_IS_TRAIL(c2=src[1])) {
c=U16_GET_SUPPLEMENTARY(c, c2);
}
}
if((fcd16=getFCD16FromNormData(c))<=0xff) {
prevFCD16=fcd16;
src+=U16_LENGTH(c);
} else {
break;
}
}
}
if(src!=prevSrc) {
if(buffer!=NULL && !buffer->appendZeroCC(prevSrc, src, errorCode)) {
break;
}
if(src==limit) {
break;
}
prevBoundary=src;
if(prevFCD16<0) {
UChar32 prev=~prevFCD16;
if(prev<minDecompNoCP) {
prevFCD16=0;
} else {
prevFCD16=getFCD16FromNormData(prev);
if(prevFCD16>1) {
--prevBoundary;
}
}
} else {
const UChar *p=src-1;
if(U16_IS_TRAIL(*p) && prevSrc<p && U16_IS_LEAD(*(p-1))) {
--p;
prevFCD16=getFCD16FromNormData(U16_GET_SUPPLEMENTARY(p[0], p[1]));
}
if(prevFCD16>1) {
prevBoundary=p;
}
}
prevSrc=src;
} else if(src==limit) {
break;
}
src+=U16_LENGTH(c);
if((prevFCD16&0xff)<=(fcd16>>8)) {
if((fcd16&0xff)<=1) {
prevBoundary=src;
}
if(buffer!=NULL && !buffer->appendZeroCC(c, errorCode)) {
break;
}
prevFCD16=fcd16;
continue;
} else if(buffer==NULL) {
return prevBoundary; } else {
buffer->removeSuffix((int32_t)(prevSrc-prevBoundary));
src=findNextFCDBoundary(src, limit);
decomposeShort(prevBoundary, src, FALSE, FALSE, *buffer, errorCode);
if (U_FAILURE(errorCode)) {
break;
}
prevBoundary=src;
prevFCD16=0;
}
}
return src;
}
void Normalizer2Impl::makeFCDAndAppend(const UChar *src, const UChar *limit,
UBool doMakeFCD,
UnicodeString &safeMiddle,
ReorderingBuffer &buffer,
UErrorCode &errorCode) const {
if(!buffer.isEmpty()) {
const UChar *firstBoundaryInSrc=findNextFCDBoundary(src, limit);
if(src!=firstBoundaryInSrc) {
const UChar *lastBoundaryInDest=findPreviousFCDBoundary(buffer.getStart(),
buffer.getLimit());
int32_t destSuffixLength=(int32_t)(buffer.getLimit()-lastBoundaryInDest);
UnicodeString middle(lastBoundaryInDest, destSuffixLength);
buffer.removeSuffix(destSuffixLength);
safeMiddle=middle;
middle.append(src, (int32_t)(firstBoundaryInSrc-src));
const UChar *middleStart=middle.getBuffer();
makeFCD(middleStart, middleStart+middle.length(), &buffer, errorCode);
if(U_FAILURE(errorCode)) {
return;
}
src=firstBoundaryInSrc;
}
}
if(doMakeFCD) {
makeFCD(src, limit, &buffer, errorCode);
} else {
if(limit==NULL) { limit=u_strchr(src, 0);
}
buffer.appendZeroCC(src, limit, errorCode);
}
}
const UChar *Normalizer2Impl::findPreviousFCDBoundary(const UChar *start, const UChar *p) const {
while(start<p) {
const UChar *codePointLimit = p;
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_PREV(normTrie, UCPTRIE_16, start, p, c, norm16);
if (c < minDecompNoCP || norm16HasDecompBoundaryAfter(norm16)) {
return codePointLimit;
}
if (norm16HasDecompBoundaryBefore(norm16)) {
return p;
}
}
return p;
}
const UChar *Normalizer2Impl::findNextFCDBoundary(const UChar *p, const UChar *limit) const {
while(p<limit) {
const UChar *codePointStart=p;
UChar32 c;
uint16_t norm16;
UCPTRIE_FAST_U16_NEXT(normTrie, UCPTRIE_16, p, limit, c, norm16);
if (c < minLcccCP || norm16HasDecompBoundaryBefore(norm16)) {
return codePointStart;
}
if (norm16HasDecompBoundaryAfter(norm16)) {
return p;
}
}
return p;
}
CanonIterData::CanonIterData(UErrorCode &errorCode) :
mutableTrie(umutablecptrie_open(0, 0, &errorCode)), trie(nullptr),
canonStartSets(uprv_deleteUObject, NULL, errorCode) {}
CanonIterData::~CanonIterData() {
umutablecptrie_close(mutableTrie);
ucptrie_close(trie);
}
void CanonIterData::addToStartSet(UChar32 origin, UChar32 decompLead, UErrorCode &errorCode) {
uint32_t canonValue = umutablecptrie_get(mutableTrie, decompLead);
if((canonValue&(CANON_HAS_SET|CANON_VALUE_MASK))==0 && origin!=0) {
umutablecptrie_set(mutableTrie, decompLead, canonValue|origin, &errorCode);
} else {
UnicodeSet *set;
if((canonValue&CANON_HAS_SET)==0) {
set=new UnicodeSet;
if(set==NULL) {
errorCode=U_MEMORY_ALLOCATION_ERROR;
return;
}
UChar32 firstOrigin=(UChar32)(canonValue&CANON_VALUE_MASK);
canonValue=(canonValue&~CANON_VALUE_MASK)|CANON_HAS_SET|(uint32_t)canonStartSets.size();
umutablecptrie_set(mutableTrie, decompLead, canonValue, &errorCode);
canonStartSets.addElement(set, errorCode);
if(firstOrigin!=0) {
set->add(firstOrigin);
}
} else {
set=(UnicodeSet *)canonStartSets[(int32_t)(canonValue&CANON_VALUE_MASK)];
}
set->add(origin);
}
}
class InitCanonIterData {
public:
static void doInit(Normalizer2Impl *impl, UErrorCode &errorCode);
};
U_CDECL_BEGIN
static void U_CALLCONV
initCanonIterData(Normalizer2Impl *impl, UErrorCode &errorCode) {
InitCanonIterData::doInit(impl, errorCode);
}
U_CDECL_END
void InitCanonIterData::doInit(Normalizer2Impl *impl, UErrorCode &errorCode) {
U_ASSERT(impl->fCanonIterData == NULL);
impl->fCanonIterData = new CanonIterData(errorCode);
if (impl->fCanonIterData == NULL) {
errorCode=U_MEMORY_ALLOCATION_ERROR;
}
if (U_SUCCESS(errorCode)) {
UChar32 start = 0, end;
uint32_t value;
while ((end = ucptrie_getRange(impl->normTrie, start,
UCPMAP_RANGE_FIXED_LEAD_SURROGATES, Normalizer2Impl::INERT,
nullptr, nullptr, &value)) >= 0) {
if (value != Normalizer2Impl::INERT) {
impl->makeCanonIterDataFromNorm16(start, end, value, *impl->fCanonIterData, errorCode);
}
start = end + 1;
}
#ifdef UCPTRIE_DEBUG
umutablecptrie_setName(impl->fCanonIterData->mutableTrie, "CanonIterData");
#endif
impl->fCanonIterData->trie = umutablecptrie_buildImmutable(
impl->fCanonIterData->mutableTrie, UCPTRIE_TYPE_SMALL, UCPTRIE_VALUE_BITS_32, &errorCode);
umutablecptrie_close(impl->fCanonIterData->mutableTrie);
impl->fCanonIterData->mutableTrie = nullptr;
}
if (U_FAILURE(errorCode)) {
delete impl->fCanonIterData;
impl->fCanonIterData = NULL;
}
}
void Normalizer2Impl::makeCanonIterDataFromNorm16(UChar32 start, UChar32 end, const uint16_t norm16,
CanonIterData &newData,
UErrorCode &errorCode) const {
if(isInert(norm16) || (minYesNo<=norm16 && norm16<minNoNo)) {
return;
}
for(UChar32 c=start; c<=end; ++c) {
uint32_t oldValue = umutablecptrie_get(newData.mutableTrie, c);
uint32_t newValue=oldValue;
if(isMaybeOrNonZeroCC(norm16)) {
newValue|=CANON_NOT_SEGMENT_STARTER;
if(norm16<MIN_NORMAL_MAYBE_YES) {
newValue|=CANON_HAS_COMPOSITIONS;
}
} else if(norm16<minYesNo) {
newValue|=CANON_HAS_COMPOSITIONS;
} else {
UChar32 c2=c;
uint16_t norm16_2=norm16;
if (isDecompNoAlgorithmic(norm16_2)) {
c2 = mapAlgorithmic(c2, norm16_2);
norm16_2 = getRawNorm16(c2);
U_ASSERT(!(isHangulLV(norm16_2) || isHangulLVT(norm16_2)));
}
if (norm16_2 > minYesNo) {
const uint16_t *mapping=getMapping(norm16_2);
uint16_t firstUnit=*mapping;
int32_t length=firstUnit&MAPPING_LENGTH_MASK;
if((firstUnit&MAPPING_HAS_CCC_LCCC_WORD)!=0) {
if(c==c2 && (*(mapping-1)&0xff)!=0) {
newValue|=CANON_NOT_SEGMENT_STARTER; }
}
if(length!=0) {
++mapping; int32_t i=0;
U16_NEXT_UNSAFE(mapping, i, c2);
newData.addToStartSet(c, c2, errorCode);
if(norm16_2>=minNoNo) {
while(i<length) {
U16_NEXT_UNSAFE(mapping, i, c2);
uint32_t c2Value = umutablecptrie_get(newData.mutableTrie, c2);
if((c2Value&CANON_NOT_SEGMENT_STARTER)==0) {
umutablecptrie_set(newData.mutableTrie, c2,
c2Value|CANON_NOT_SEGMENT_STARTER, &errorCode);
}
}
}
}
} else {
newData.addToStartSet(c, c2, errorCode);
}
}
if(newValue!=oldValue) {
umutablecptrie_set(newData.mutableTrie, c, newValue, &errorCode);
}
}
}
UBool Normalizer2Impl::ensureCanonIterData(UErrorCode &errorCode) const {
Normalizer2Impl *me=const_cast<Normalizer2Impl *>(this);
umtx_initOnce(me->fCanonIterDataInitOnce, &initCanonIterData, me, errorCode);
return U_SUCCESS(errorCode);
}
int32_t Normalizer2Impl::getCanonValue(UChar32 c) const {
return (int32_t)ucptrie_get(fCanonIterData->trie, c);
}
const UnicodeSet &Normalizer2Impl::getCanonStartSet(int32_t n) const {
return *(const UnicodeSet *)fCanonIterData->canonStartSets[n];
}
UBool Normalizer2Impl::isCanonSegmentStarter(UChar32 c) const {
return getCanonValue(c)>=0;
}
UBool Normalizer2Impl::getCanonStartSet(UChar32 c, UnicodeSet &set) const {
int32_t canonValue=getCanonValue(c)&~CANON_NOT_SEGMENT_STARTER;
if(canonValue==0) {
return FALSE;
}
set.clear();
int32_t value=canonValue&CANON_VALUE_MASK;
if((canonValue&CANON_HAS_SET)!=0) {
set.addAll(getCanonStartSet(value));
} else if(value!=0) {
set.add(value);
}
if((canonValue&CANON_HAS_COMPOSITIONS)!=0) {
uint16_t norm16=getRawNorm16(c);
if(norm16==JAMO_L) {
UChar32 syllable=
(UChar32)(Hangul::HANGUL_BASE+(c-Hangul::JAMO_L_BASE)*Hangul::JAMO_VT_COUNT);
set.add(syllable, syllable+Hangul::JAMO_VT_COUNT-1);
} else {
addComposites(getCompositionsList(norm16), set);
}
}
return TRUE;
}
U_NAMESPACE_END
U_NAMESPACE_USE
U_CAPI int32_t U_EXPORT2
unorm2_swap(const UDataSwapper *ds,
const void *inData, int32_t length, void *outData,
UErrorCode *pErrorCode) {
const UDataInfo *pInfo;
int32_t headerSize;
const uint8_t *inBytes;
uint8_t *outBytes;
const int32_t *inIndexes;
int32_t indexes[Normalizer2Impl::IX_TOTAL_SIZE+1];
int32_t i, offset, nextOffset, size;
headerSize=udata_swapDataHeader(ds, inData, length, outData, pErrorCode);
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return 0;
}
pInfo=(const UDataInfo *)((const char *)inData+4);
uint8_t formatVersion0=pInfo->formatVersion[0];
if(!(
pInfo->dataFormat[0]==0x4e &&
pInfo->dataFormat[1]==0x72 &&
pInfo->dataFormat[2]==0x6d &&
pInfo->dataFormat[3]==0x32 &&
(1<=formatVersion0 && formatVersion0<=4)
)) {
udata_printError(ds, "unorm2_swap(): data format %02x.%02x.%02x.%02x (format version %02x) is not recognized as Normalizer2 data\n",
pInfo->dataFormat[0], pInfo->dataFormat[1],
pInfo->dataFormat[2], pInfo->dataFormat[3],
pInfo->formatVersion[0]);
*pErrorCode=U_UNSUPPORTED_ERROR;
return 0;
}
inBytes=(const uint8_t *)inData+headerSize;
outBytes=(uint8_t *)outData+headerSize;
inIndexes=(const int32_t *)inBytes;
int32_t minIndexesLength;
if(formatVersion0==1) {
minIndexesLength=Normalizer2Impl::IX_MIN_MAYBE_YES+1;
} else if(formatVersion0==2) {
minIndexesLength=Normalizer2Impl::IX_MIN_YES_NO_MAPPINGS_ONLY+1;
} else {
minIndexesLength=Normalizer2Impl::IX_MIN_LCCC_CP+1;
}
if(length>=0) {
length-=headerSize;
if(length<minIndexesLength*4) {
udata_printError(ds, "unorm2_swap(): too few bytes (%d after header) for Normalizer2 data\n",
length);
*pErrorCode=U_INDEX_OUTOFBOUNDS_ERROR;
return 0;
}
}
for(i=0; i<UPRV_LENGTHOF(indexes); ++i) {
indexes[i]=udata_readInt32(ds, inIndexes[i]);
}
size=indexes[Normalizer2Impl::IX_TOTAL_SIZE];
if(length>=0) {
if(length<size) {
udata_printError(ds, "unorm2_swap(): too few bytes (%d after header) for all of Normalizer2 data\n",
length);
*pErrorCode=U_INDEX_OUTOFBOUNDS_ERROR;
return 0;
}
if(inBytes!=outBytes) {
uprv_memcpy(outBytes, inBytes, size);
}
offset=0;
nextOffset=indexes[Normalizer2Impl::IX_NORM_TRIE_OFFSET];
ds->swapArray32(ds, inBytes, nextOffset-offset, outBytes, pErrorCode);
offset=nextOffset;
nextOffset=indexes[Normalizer2Impl::IX_EXTRA_DATA_OFFSET];
utrie_swapAnyVersion(ds, inBytes+offset, nextOffset-offset, outBytes+offset, pErrorCode);
offset=nextOffset;
nextOffset=indexes[Normalizer2Impl::IX_SMALL_FCD_OFFSET];
ds->swapArray16(ds, inBytes+offset, nextOffset-offset, outBytes+offset, pErrorCode);
offset=nextOffset;
nextOffset=indexes[Normalizer2Impl::IX_SMALL_FCD_OFFSET+1];
offset=nextOffset;
U_ASSERT(offset==size);
}
return headerSize+size;
}
#endif // !UCONFIG_NO_NORMALIZATION