void FStringConverter::ConvertString(const TCHAR* Source, const int32 SourceStartIndex, const int32 SourceLen, icu::UnicodeString& Destination, const bool ShouldNullTerminate)
{
if (SourceLen > 0)
{
UErrorCode ICUStatus = U_ZERO_ERROR;
ucnv_reset(ICUConverter);
// Get the internal buffer of the string, we're going to use it as scratch space
const int32_t DestinationCapacityUChars = SourceLen * 2;
UChar* InternalStringBuffer = Destination.getBuffer(DestinationCapacityUChars);
// Perform the conversion into the string buffer
const int32_t SourceSizeBytes = SourceLen * sizeof(TCHAR);
const int32_t DestinationLength = ucnv_toUChars(ICUConverter, InternalStringBuffer, DestinationCapacityUChars, reinterpret_cast<const char*>(Source + SourceStartIndex), SourceSizeBytes, &ICUStatus);
// Optionally null terminate the string
if (ShouldNullTerminate)
{
InternalStringBuffer[DestinationLength] = 0;
}
// Size it back down to the correct size and release our lock on the string buffer
Destination.releaseBuffer(DestinationLength);
check(U_SUCCESS(ICUStatus));
}
else
{
Destination.remove();
}
}
U_CAPI int32_t U_EXPORT2
uspoof_checkUnicodeString(const USpoofChecker *sc,
const icu::UnicodeString &text,
int32_t *position,
UErrorCode *status) {
int32_t result = uspoof_check(sc, text.getBuffer(), text.length(), position, status);
return result;
}
int32 GetUnicodeStringLengthImpl(const TCHAR* Source, const int32 InSourceStartIndex, const int32 InSourceLength)
{
if (InSourceLength > 0)
{
const icu::UnicodeString TmpStr = ConvertString(Source, InSourceStartIndex, InSourceLength);
return TmpStr.length();
}
return 0;
}
/**
* Write an Unitex file content (to system filesystem or filespace)
* it write from two buffer (prefix and suffix). This is useful for writing both header and footer (or BOM and text...)
*/
UNITEX_FUNC int UNITEX_CALL WriteUnicodeUnitexFile(const char*filename, icu::UnicodeString const& uString)
{
UChar uBom = 0xfeff;
const UChar * uBuffer = uString.getBuffer();
int32_t uLength = uString.length();
bool result = WriteUnitexFile(filename, &uBom, sizeof(UChar), uBuffer, uLength * sizeof(UChar)) == 0;
return result;
}
U_CAPI int32_t U_EXPORT2
uspoof_areConfusableUnicodeString(const USpoofChecker *sc,
const icu::UnicodeString &s1,
const icu::UnicodeString &s2,
UErrorCode *status) {
const UChar *u1 = s1.getBuffer();
int32_t length1 = s1.length();
const UChar *u2 = s2.getBuffer();
int32_t length2 = s2.length();
int32_t results = uspoof_areConfusable(sc, u1, length1, u2, length2, status);
return results;
}
void FStringConverter::ConvertString(const icu::UnicodeString& Source, const int32 SourceStartIndex, const int32 SourceLen, FString& Destination)
{
if (Source.length() > 0)
{
UErrorCode ICUStatus = U_ZERO_ERROR;
ucnv_reset(ICUConverter);
// Get the internal buffer of the string, we're going to use it as scratch space
TArray<TCHAR>& InternalStringBuffer = Destination.GetCharArray();
// Work out the maximum size required and resize the buffer so it can hold enough data
const int32_t DestinationCapacityBytes = UCNV_GET_MAX_BYTES_FOR_STRING(SourceLen, ucnv_getMaxCharSize(ICUConverter));
const int32 DestinationCapacityTCHARs = DestinationCapacityBytes / sizeof(TCHAR);
InternalStringBuffer.SetNumUninitialized(DestinationCapacityTCHARs);
// Perform the conversion into the string buffer, and then null terminate the FString and size it back down to the correct size
const int32_t DestinationSizeBytes = ucnv_fromUChars(ICUConverter, reinterpret_cast<char*>(InternalStringBuffer.GetData()), DestinationCapacityBytes, Source.getBuffer() + SourceStartIndex, SourceLen, &ICUStatus);
const int32 DestinationSizeTCHARs = DestinationSizeBytes / sizeof(TCHAR);
InternalStringBuffer[DestinationSizeTCHARs] = 0;
InternalStringBuffer.SetNum(DestinationSizeTCHARs + 1, /*bAllowShrinking*/false); // the array size includes null
check(U_SUCCESS(ICUStatus));
}
else
{
Destination.Empty();
}
}
bool ustring_from_char(icu::UnicodeString& ret,
const String& str,
UErrorCode &error) {
int32_t capacity = str.size() + 1;
UChar *utf16 = ret.getBuffer(capacity);
int32_t utf16_len = 0;
error = U_ZERO_ERROR;
u_strFromUTF8WithSub(utf16, ret.getCapacity(), &utf16_len,
str.c_str(), str.size(),
U_SENTINEL /* no substitution */,
nullptr, &error);
ret.releaseBuffer(utf16_len);
if (U_FAILURE(error)) {
ret.setToBogus();
return false;
}
return true;
}
// --------------------------------------------------------------------------
void
processor::on_start_tag_type (
icu::UnicodeString const& type
)
// --------------------------------------------------------------------------
{
element_info info;
if (!m_character_data.isEmpty())
{
character_data(m_character_data);
m_character_data.remove();
}
info.type = type;
info.child_counter = 0;
if (m_element_info.empty())
{
if (m_validating
&& !m_document_type.m_root_type.isEmpty()
&& type != m_document_type.m_root_type)
{
std::string msg;
msg += "Root element type does not match the document type.\n";
msg += "Document type name: ";
m_document_type.m_root_type.toUTF8String(msg);
msg += "\nRoot element type: ";
type.toUTF8String(msg);
throw semantic_error(msg);
}
info.xmlns[""] = uri();
info.base = m_base_iri;
info.space = false;
}
else
{
if (m_validating)
{
throw not_implemented("Element validity checking.");
}
++m_element_info.top().child_counter;
info.xmlns = m_element_info.top().xmlns;
info.base = m_element_info.top().base;
info.lang = m_element_info.top().lang;
info.space = m_element_info.top().space;
}
m_element_info.push(info);
m_sax_attrs.clear();
}
static bool ustring_from_char(icu::UnicodeString& ret,
const String& str,
UErrorCode &error) {
error = U_ZERO_ERROR;
ret = u16(str, error, U_SENTINEL);
if (U_FAILURE(error)) {
ret.setToBogus();
return false;
}
return true;
}
void ConvertString(const FString& Source, icu::UnicodeString& Destination, const bool ShouldNullTerminate)
{
if (Source.Len() > 0)
{
FStringConverter StringConverter;
StringConverter.ConvertString(Source, Destination, ShouldNullTerminate);
}
else
{
Destination.remove();
}
}
void ConvertString(const TCHAR* Source, const int32 SourceStartIndex, const int32 SourceLen, icu::UnicodeString& Destination, const bool ShouldNullTerminate)
{
if (SourceLen > 0)
{
FStringConverter StringConverter;
StringConverter.ConvertString(Source, SourceStartIndex, SourceLen, Destination, ShouldNullTerminate);
}
else
{
Destination.remove();
}
}
static void
printLine(UChar32 start, UChar32 end, Status status, const icu::UnicodeString &mapping) {
if(start==end) {
printf("%04lX ", (long)start);
} else {
printf("%04lX..%04lX ", (long)start, (long)end);
}
printf("; %s", statusNames[status]);
if(status==MAPPED || status==DEVIATION || !mapping.isEmpty()) {
printf(" ;");
const UChar *buffer=mapping.getBuffer();
int32_t length=mapping.length();
int32_t i=0;
UChar32 c;
while(i<length) {
U16_NEXT(buffer, i, length, c);
printf(" %04lX", (long)c);
}
}
puts("");
}
// --------------------------------------------------------------------------
void
processor::on_end_tag (
icu::UnicodeString const& type
)
// --------------------------------------------------------------------------
{
if (!m_character_data.isEmpty())
{
character_data(m_character_data);
m_character_data.remove();
}
if (type != m_element_info.top().type)
{
std::string msg, tree;
msg += "STag-ETag name mismatch.\n";
msg += "ETag name: ";
type.toUTF8String(msg);
while (!m_element_info.empty())
{
std::string tmp;
m_element_info.top().type.toUTF8String(tmp);
m_element_info.pop();
tree = "/" + tmp + tree;
}
msg += "\nElement tree: " + tree;
throw semantic_error(msg);
}
element_end();
if (!m_element_info.empty())
{
m_element_info.pop();
}
// Update current element's variables.
if (!m_element_info.empty())
{
m_element.assign(m_element_info.top().type, m_element_info.top().xmlns);
m_attributes.clear();
m_base_iri = m_element_info.top().base;
m_language = m_element_info.top().lang;
m_preserve_space = m_element_info.top().space;
}
}
static int
toIDNA2003(const UStringPrepProfile *prep, UChar32 c, icu::UnicodeString &destString) {
UChar src[2];
int32_t srcLength=0;
U16_APPEND_UNSAFE(src, srcLength, c);
UChar *dest;
int32_t destLength;
dest=destString.getBuffer(32);
if(dest==NULL) {
return FALSE;
}
UErrorCode errorCode=U_ZERO_ERROR;
destLength=usprep_prepare(prep, src, srcLength,
dest, destString.getCapacity(),
USPREP_DEFAULT, NULL, &errorCode);
destString.releaseBuffer(destLength);
if(errorCode==U_STRINGPREP_PROHIBITED_ERROR) {
return -1;
} else {
// Returns FALSE=0 for U_STRINGPREP_UNASSIGNED_ERROR and processing errors,
// TRUE=1 if c is valid or mapped.
return U_SUCCESS(errorCode);
}
}
void alignedNormalizeUnicodeString(icu::UnicodeString const& u, IcuNormalizer2Ptr normalizer,
ITakeAlignedChars& out) {
// TODO: test
Position start = 0;
int32 len = u.length(), pos;
UErrorCode err = U_ZERO_ERROR;
int nfcPrefixLen = normalizer->spanQuickCheckYes(u, err);
assert(U_SUCCESS(err));
assert(len >= 0 && nfcPrefixLen >= 0);
TokenSpan span;
span.first = 0;
icu::StringCharacterIterator it(u);
while ((pos = it.getIndex()) < nfcPrefixLen) {
assert(it.hasNext());
Unicode c = it.next32PostInc();
span.second = span.first + 1;
out.takeWithSpan(c, span);
++span.first;
}
icu::UnicodeString remainder(u.tempSubString(nfcPrefixLen)), normalized;
CharsFromUnicodeStringImpl chars(remainder); // TODO: docs say normalizeSecondAndAppend
IcuNormalizeByChunks<CharsFromUnicodeStringImpl> norm(chars, normalizer);
norm.takeAllWithSpan(out);
}
// --------------------------------------------------------------------------
icu::UnicodeString
processor::normalize_enum (
icu::UnicodeString const& value
)
// --------------------------------------------------------------------------
{
icu::UnicodeString normalized;
int32_t pos;
bool space_before = false;
bool leading = true;
for (pos=0; pos<value.length(); ++pos)
{
if (value[pos] == ' ')
{
space_before = true;
}
else
{
if (space_before)
{
if (leading)
{
leading = false;
}
else
{
normalized += ' ';
}
space_before = false;
}
normalized += value[pos];
}
}
return normalized;
}
jobject operator()(icu::UnicodeString const& value) const {
return env->NewString(value.getBuffer(), value.length());
}
inline
cxxopts::UnicodeStringIterator
end(const icu::UnicodeString& s)
{
return cxxopts::UnicodeStringIterator(&s, s.length());
}
QString
EnabledLocalesModel::unicodeStringToQString( const icu::UnicodeString& sourceStr )
{
return QString( reinterpret_cast<const QChar*>( sourceStr.getBuffer() ),
sourceStr.length() );
}
U_CAPI int32_t U_EXPORT2
uspoof_checkUnicodeString(const USpoofChecker *sc,
const icu::UnicodeString &id,
int32_t *position,
UErrorCode *status) {
const SpoofImpl *This = SpoofImpl::validateThis(sc, *status);
if (This == NULL) {
return 0;
}
int32_t result = 0;
IdentifierInfo *identifierInfo = NULL;
if ((This->fChecks) & (USPOOF_RESTRICTION_LEVEL | USPOOF_MIXED_NUMBERS)) {
identifierInfo = This->getIdentifierInfo(*status);
if (U_FAILURE(*status)) {
goto cleanupAndReturn;
}
identifierInfo->setIdentifier(id, *status);
identifierInfo->setIdentifierProfile(*This->fAllowedCharsSet);
}
if ((This->fChecks) & USPOOF_RESTRICTION_LEVEL) {
URestrictionLevel idRestrictionLevel = identifierInfo->getRestrictionLevel(*status);
if (idRestrictionLevel > This->fRestrictionLevel) {
result |= USPOOF_RESTRICTION_LEVEL;
}
if (This->fChecks & USPOOF_AUX_INFO) {
result |= idRestrictionLevel;
}
}
if ((This->fChecks) & USPOOF_MIXED_NUMBERS) {
const UnicodeSet *numerics = identifierInfo->getNumerics();
if (numerics->size() > 1) {
result |= USPOOF_MIXED_NUMBERS;
}
// TODO: ICU4J returns the UnicodeSet of the numerics found in the identifier.
// We have no easy way to do the same in C.
// if (checkResult != null) {
// checkResult.numerics = numerics;
// }
}
if (This->fChecks & (USPOOF_CHAR_LIMIT)) {
int32_t i;
UChar32 c;
int32_t length = id.length();
for (i=0; i<length ;) {
c = id.char32At(i);
i += U16_LENGTH(c);
if (!This->fAllowedCharsSet->contains(c)) {
result |= USPOOF_CHAR_LIMIT;
break;
}
}
}
if (This->fChecks &
(USPOOF_WHOLE_SCRIPT_CONFUSABLE | USPOOF_MIXED_SCRIPT_CONFUSABLE | USPOOF_INVISIBLE)) {
// These are the checks that need to be done on NFD input
UnicodeString nfdText;
gNfdNormalizer->normalize(id, nfdText, *status);
int32_t nfdLength = nfdText.length();
if (This->fChecks & USPOOF_INVISIBLE) {
// scan for more than one occurence of the same non-spacing mark
// in a sequence of non-spacing marks.
int32_t i;
UChar32 c;
UChar32 firstNonspacingMark = 0;
UBool haveMultipleMarks = FALSE;
UnicodeSet marksSeenSoFar; // Set of combining marks in a single combining sequence.
for (i=0; i<nfdLength ;) {
c = nfdText.char32At(i);
i += U16_LENGTH(c);
if (u_charType(c) != U_NON_SPACING_MARK) {
firstNonspacingMark = 0;
if (haveMultipleMarks) {
marksSeenSoFar.clear();
haveMultipleMarks = FALSE;
}
continue;
}
if (firstNonspacingMark == 0) {
firstNonspacingMark = c;
continue;
}
if (!haveMultipleMarks) {
marksSeenSoFar.add(firstNonspacingMark);
haveMultipleMarks = TRUE;
}
if (marksSeenSoFar.contains(c)) {
// report the error, and stop scanning.
// No need to find more than the first failure.
result |= USPOOF_INVISIBLE;
break;
}
marksSeenSoFar.add(c);
}
}
if (This->fChecks & (USPOOF_WHOLE_SCRIPT_CONFUSABLE | USPOOF_MIXED_SCRIPT_CONFUSABLE)) {
// The basic test is the same for both whole and mixed script confusables.
// Compute the set of scripts that every input character has a confusable in.
// For this computation an input character is always considered to be
// confusable with itself in its own script.
//
// If the number of such scripts is two or more, and the input consisted of
// characters all from a single script, we have a whole script confusable.
// (The two scripts will be the original script and the one that is confusable)
//
// If the number of such scripts >= one, and the original input contained characters from
// more than one script, we have a mixed script confusable. (We can transform
// some of the characters, and end up with a visually similar string all in
// one script.)
if (identifierInfo == NULL) {
identifierInfo = This->getIdentifierInfo(*status);
if (U_FAILURE(*status)) {
goto cleanupAndReturn;
}
identifierInfo->setIdentifier(id, *status);
}
int32_t scriptCount = identifierInfo->getScriptCount();
ScriptSet scripts;
This->wholeScriptCheck(nfdText, &scripts, *status);
int32_t confusableScriptCount = scripts.countMembers();
//printf("confusableScriptCount = %d\n", confusableScriptCount);
if ((This->fChecks & USPOOF_WHOLE_SCRIPT_CONFUSABLE) &&
confusableScriptCount >= 2 &&
scriptCount == 1) {
result |= USPOOF_WHOLE_SCRIPT_CONFUSABLE;
}
if ((This->fChecks & USPOOF_MIXED_SCRIPT_CONFUSABLE) &&
confusableScriptCount >= 1 &&
scriptCount > 1) {
result |= USPOOF_MIXED_SCRIPT_CONFUSABLE;
}
}
}
cleanupAndReturn:
This->releaseIdentifierInfo(identifierInfo);
if (position != NULL) {
*position = 0;
}
return result;
}
void FStringConverter::ConvertString(const icu::UnicodeString& Source, FString& Destination)
{
return ConvertString(Source, 0, Source.length(), Destination);
}
// --------------------------------------------------------------------------
void
processor::on_reference (
icu::UnicodeString const& name,
bool attvalue
)
// --------------------------------------------------------------------------
{
if (!attvalue && m_ref_history.empty() && m_auto_replace_general)
{
if (!m_character_data.isEmpty())
{
character_data(m_character_data);
m_character_data.remove();
}
reference(name);
}
// Pre-defined entities.
if (name == "lt")
{
icu::UnicodeString entity = "<";
m_buffers.emplace("<", new io::uistring(entity, false));
if (attvalue)
{
parse_included_attvalue();
}
else
{
parse_content();
}
m_buffers.pop();
return;
}
else
if (name == "gt")
{
icu::UnicodeString entity = ">";
m_buffers.emplace(">", new io::uistring(entity, false));
if (attvalue)
{
parse_included_attvalue();
}
else
{
parse_content();
}
m_buffers.pop();
return;
}
else
if (name == "amp")
{
icu::UnicodeString entity = "&";
m_buffers.emplace("&", new io::uistring(entity, false));
if (attvalue)
{
parse_included_attvalue();
}
else
{
parse_content();
}
m_buffers.pop();
return;
}
else
if (name == "apos")
{
icu::UnicodeString entity = "'";
m_buffers.emplace("'", new io::uistring(entity, false));
if (attvalue)
{
parse_included_attvalue();
}
else
{
parse_content();
}
m_buffers.pop();
return;
}
else
if (name == "quot")
{
icu::UnicodeString entity = '"';
m_buffers.emplace(""", new io::uistring(entity, false));
if (attvalue)
{
parse_included_attvalue();
}
else
{
parse_content();
}
m_buffers.pop();
return;
}
std::pair<std::set<icu::UnicodeString>::iterator, bool> hist;
std::map<icu::UnicodeString, general_entity_declaration*>::iterator it;
// Look for the entity.
it = m_dtd.general_entities.find(name);
if (it == m_dtd.general_entities.end())
{
std::string msg;
msg += "Reference to undeclared general entity '";
name.toUTF8String(msg);
msg += "'.";
throw semantic_error(msg);
}
// Unparsed entity references are forbidden.
if (it->second->unparsed)
{
std::string msg;
msg += "Reference to an unparsed general entity '";
name.toUTF8String(msg);
msg += "'.";
throw semantic_error(msg);
}
// Check for recursive references.
hist = m_ref_history.insert(name);
if (!hist.second)
{
std::string msg;
msg += "Recursive reference to general entity '";
name.toUTF8String(msg);
msg += "'.";
throw semantic_error(msg);
}
// Process the entity.
bool const state = m_parsing_entity;
std::string nameutf8 = "&";
name.toUTF8String(nameutf8);
nameutf8 += ';';
m_parsing_entity = true;
if (!it->second->id.sys.isBogus() || !it->second->id.pub.isBogus())
{
if (attvalue)
{
std::string msg;
msg += "Reference to an external parsed general entity '";
name.toUTF8String(msg);
msg += "' in attribute value.";
throw semantic_error(msg);
}
io::input* input = nullptr;
std::string encoding;
resolve_id(it->second->id, input, encoding);
if (input == nullptr)
{
if (m_validating)
{
throw runtime_error(
"Could not dereference external parsed general entity."
);
}
}
else
{
size_t const size = m_buffers.size();
try
{
m_buffers.emplace(nameutf8, *input, true, encoding);
if (attvalue)
{
parse_included_attvalue();
}
else
{
parse_content();
}
m_buffers.pop();
}
catch (...)
{
if (size < m_buffers.size())
{
m_buffers.pop();
}
delete input;
m_ref_history.erase(hist.first);
throw;
}
delete input;
}
}
else
{
m_buffers.emplace(
nameutf8, new io::uistring(it->second->text_or_notation, false)
);
if (attvalue)
{
parse_included_attvalue();
}
else
{
parse_content();
}
m_buffers.pop();
}
m_parsing_entity = state;
m_ref_history.erase(hist.first);
}
// --------------------------------------------------------------------------
void
processor::on_pe_reference (
icu::UnicodeString const& name,
bool entityvalue
)
// --------------------------------------------------------------------------
{
icu::UnicodeString text;
std::map<icu::UnicodeString, parameter_entity_declaration*>::iterator it;
std::pair<std::set<icu::UnicodeString>::iterator, bool> hist;
if (!m_parsing_entity && !entityvalue && m_ref_history.empty())
{
dtd_element e;
e.type = dtd_element::parameter_reference;
e.text = new icu::UnicodeString(name);
m_document_type.m_subset.emplace_back(std::move(e));
}
// Look for the entity.
it = m_dtd.parameter_entities.find(name);
if (it == m_dtd.parameter_entities.end())
{
if (m_validating)
{
std::string msg;
msg += "Reference to undeclared parameter entity '";
name.toUTF8String(msg);
msg += "'.";
throw semantic_error(msg);
}
else
{
m_dtd_stop = true;
return;
}
}
// Check for recursive references.
hist = m_ref_history.insert(name);
if (!hist.second)
{
std::string msg;
msg += "Recursive reference to parameter entity '";
name.toUTF8String(msg);
msg += "'.";
throw semantic_error(msg);
}
// Process the entity.
bool const state = m_parsing_entity;
std::string nameutf8 = "%";
name.toUTF8String(nameutf8);
nameutf8 += ';';
m_parsing_entity = true;
if (it->second->external)
{
io::input* input = nullptr;
std::string encoding;
resolve_id(it->second->id, input, encoding);
if (input == nullptr)
{
if (m_validating)
{
throw runtime_error(
"Could not dereference external parameter entity."
);
}
else
{
m_dtd_stop = true;
}
}
else
{
size_t const size = m_buffers.size();
try
{
if (entityvalue)
{
m_buffers.emplace(nameutf8, *input, true, encoding);
parse_included_entityvalue();
m_buffers.pop();
}
else
{
m_buffers.emplace(nameutf8, *input, true, encoding, true);
parse_ext_subset();
m_buffers.pop();
}
}
catch (...)
{
if (size < m_buffers.size())
{
m_buffers.pop();
}
delete input;
m_ref_history.erase(hist.first);
throw;
}
delete input;
}
}
else
{
// The literal value is stored as public ID.
if (entityvalue)
{
m_buffers.emplace(
nameutf8, new io::uistring(it->second->id.pub, false)
);
parse_included_entityvalue();
m_buffers.pop();
}
else
{
m_buffers.emplace(
nameutf8, new io::uistring(it->second->id.pub, false), false
);
parse_ext_subset();
m_buffers.pop();
}
}
m_parsing_entity = state;
m_ref_history.erase(hist.first);
}
int32 GetNativeStringLength(const icu::UnicodeString& Source)
{
return GetNativeStringLength(Source, 0, Source.length());
}
int32 GetNativeStringLengthImpl<true, 4>(const icu::UnicodeString& Source, const int32 InSourceStartIndex, const int32 InSourceLength)
{
return InSourceLength == 0 ? 0 : Source.countChar32(InSourceStartIndex, InSourceLength);
}
// --------------------------------------------------------------------------
void
processor::on_attribute (
icu::UnicodeString const& name,
icu::UnicodeString&& value
)
// --------------------------------------------------------------------------
{
// Check for duplicates.
if (!m_sax_attrs.emplace(name, std::move(value)).second)
{
std::string msg, tree;
msg += "Duplicate attribute on an element.\n";
msg += "Attribute name: ";
name.toUTF8String(msg);
while (!m_element_info.empty())
{
std::string tmp;
m_element_info.top().type.toUTF8String(tmp);
m_element_info.pop();
tree = "/" + tmp + tree;
}
msg += "\nElement tree: " + tree;
throw semantic_error(msg);
}
/*
icu::UnicodeString normalized;
UChar32 chr;
int32_t const size = value.countChar32();
for (int32_t i=0; i<size; i=value.moveIndex32(i, 1))
{
chr = value.char32At(i);
if (chr == 0x20 || chr == 0x0D || chr == 0x0A || chr == 0x09)
{
normalized += 0x20;
}
else
if (chr == '&')
{
int32_t end = value.indexOf(';', i);
icu::UnicodeString name{value, i+1, end-i-1};
i = end;
if (name[0] == '#')
{
normalized += dereference_character(name.tempSubString(1));
}
else
{
if (on_reference(name, true))
{
icu::UnicodeString text;
m_buffers.top().pipe(text);
normalized += normalize_attvalue(text);
m_buffers.pop();
}
}
}
else
{
normalized += chr;
}
}
return normalized;
*/
if (m_validating)
{
throw not_implemented("Attribute validity checking.");
}
}
size_t hash<icu::UnicodeString>::operator()(const icu::UnicodeString& x) const
{
return x.hashCode();
}
inline void clearString(icu::UnicodeString& str) {
str.truncate(0);
}