if (!entity) { if (dtd.complete || dtd.standalone) return XML_ERROR_UNDEFINED_ENTITY; if (defaultHandler) reportDefault(parser, enc, s, next); break; }
if (!entity) return XML_ERROR_UNDEFINED_ENTITY;
static Processor prologProcessor;static Processor prologInitProcessor;static Processor contentProcessor;static Processor cdataSectionProcessor;#ifdef XML_DTDstatic Processor ignoreSectionProcessor;#endif /* XML_DTD */static Processor epilogProcessor;static Processor errorProcessor;static Processor externalEntityInitProcessor;static Processor externalEntityInitProcessor2;static Processor externalEntityInitProcessor3;static Processor externalEntityContentProcessor;static enum XML_ErrorhandleUnknownEncoding(XML_Parser parser, const XML_Char *encodingName);static enum XML_ErrorprocessXmlDecl(XML_Parser parser, int isGeneralTextEntity, const char *, const char *);static enum XML_ErrorinitializeEncoding(XML_Parser parser);static enum XML_ErrordoProlog(XML_Parser parser, const ENCODING *enc, const char *s,	 const char *end, int tok, const char *next, const char **nextPtr);static enum XML_ErrorprocessInternalParamEntity(XML_Parser parser, ENTITY *entity);static enum XML_ErrordoContent(XML_Parser parser, int startTagLevel, const ENCODING *enc,	  const char *start, const char *end, const char **endPtr);static enum XML_ErrordoCdataSection(XML_Parser parser, const ENCODING *, const char **startPtr, const char *end, const char **nextPtr);#ifdef XML_DTDstatic enum XML_ErrordoIgnoreSection(XML_Parser parser, const ENCODING *, const char **startPtr, const char *end, const char **nextPtr);#endif /* XML_DTD */static enum XML_Error storeAtts(XML_Parser parser, const ENCODING *, const char *s,				TAG_NAME *tagNamePtr, BINDING **bindingsPtr);staticint addBinding(XML_Parser parser, PREFIX *prefix, const ATTRIBUTE_ID *attId, const XML_Char *uri, BINDING **bindingsPtr);static intdefineAttribute(ELEMENT_TYPE *type, ATTRIBUTE_ID *, int isCdata, int isId, const XML_Char *dfltValue);static enum XML_ErrorstoreAttributeValue(XML_Parser parser, const ENCODING *, int isCdata, const char *, const char *,		    STRING_POOL *);static enum XML_ErrorappendAttributeValue(XML_Parser parser, const ENCODING *, int isCdata, const char *, const char *,		    STRING_POOL *);static ATTRIBUTE_ID *getAttributeId(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);static int setElementTypePrefix(XML_Parser parser, ELEMENT_TYPE *);static enum XML_ErrorstoreEntityValue(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);static intreportProcessingInstruction(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);static intreportComment(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);static voidreportDefault(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);static const XML_Char *getContext(XML_Parser parser);static int setContext(XML_Parser parser, const XML_Char *context);static void normalizePublicId(XML_Char *s);static int dtdInit(DTD *);static void dtdDestroy(DTD *);static int dtdCopy(DTD *newDtd, const DTD *oldDtd);static int copyEntityTable(HASH_TABLE *, STRING_POOL *, const HASH_TABLE *);#ifdef XML_DTDstatic void dtdSwap(DTD *, DTD *);#endif /* XML_DTD */static NAMED *lookup(HASH_TABLE *table, KEY name, size_t createSize);static void hashTableInit(HASH_TABLE *);static void hashTableDestroy(HASH_TABLE *);static void hashTableIterInit(HASH_TABLE_ITER *, const HASH_TABLE *);static NAMED *hashTableIterNext(HASH_TABLE_ITER *);static void poolInit(STRING_POOL *);static void poolClear(STRING_POOL *);static void poolDestroy(STRING_POOL *);static XML_Char *poolAppend(STRING_POOL *pool, const ENCODING *enc,			    const char *ptr, const char *end);static XML_Char *poolStoreString(STRING_POOL *pool, const ENCODING *enc,				  const char *ptr, const char *end);static int poolGrow(STRING_POOL *pool);static const XML_Char *poolCopyString(STRING_POOL *pool, const XML_Char *s);static const XML_Char *poolCopyStringN(STRING_POOL *pool, const XML_Char *s, int n);#define poolStart(pool) ((pool)->start)#define poolEnd(pool) ((pool)->ptr)#define poolLength(pool) ((pool)->ptr - (pool)->start)#define poolChop(pool) ((void)--(pool->ptr))#define poolLastChar(pool) (((pool)->ptr)[-1])#define poolDiscard(pool) ((pool)->ptr = (pool)->start)#define poolFinish(pool) ((pool)->start = (pool)->ptr)#define poolAppendChar(pool, c) \  (((pool)->ptr == (pool)->end && !poolGrow(pool)) \   ? 0 \   : ((*((pool)->ptr)++ = c), 1))typedef struct {  /* The first member must be userData so that the XML_GetUserData macro works. */  void *m_userData;  void *m_handlerArg;  char *m_buffer;  /* first character to be parsed */  const char *m_bufferPtr;  /* past last character to be parsed */  char *m_bufferEnd;  /* allocated end of buffer */  const char *m_bufferLim;  long m_parseEndByteIndex;  const char *m_parseEndPtr;  XML_Char *m_dataBuf;  XML_Char *m_dataBufEnd;  XML_StartElementHandler m_startElementHandler;  XML_EndElementHandler m_endElementHandler;  XML_CharacterDataHandler m_characterDataHandler;  XML_ProcessingInstructionHandler m_processingInstructionHandler;  XML_CommentHandler m_commentHandler;  XML_StartCdataSectionHandler m_startCdataSectionHandler;  XML_EndCdataSectionHandler m_endCdataSectionHandler;  XML_DefaultHandler m_defaultHandler;  XML_StartDoctypeDeclHandler m_startDoctypeDeclHandler;  XML_EndDoctypeDeclHandler m_endDoctypeDeclHandler;  XML_UnparsedEntityDeclHandler m_unparsedEntityDeclHandler;  XML_NotationDeclHandler m_notationDeclHandler;  XML_ExternalParsedEntityDeclHandler m_externalParsedEntityDeclHandler;  XML_InternalParsedEntityDeclHandler m_internalParsedEntityDeclHandler;  XML_StartNamespaceDeclHandler m_startNamespaceDeclHandler;  XML_EndNamespaceDeclHandler m_endNamespaceDeclHandler;  XML_NotStandaloneHandler m_notStandaloneHandler;  XML_ExternalEntityRefHandler m_externalEntityRefHandler;  void *m_externalEntityRefHandlerArg;  XML_UnknownEncodingHandler m_unknownEncodingHandler;  const ENCODING *m_encoding;  INIT_ENCODING m_initEncoding;  const ENCODING *m_internalEncoding;  const XML_Char *m_protocolEncodingName;  int m_ns;  void *m_unknownEncodingMem;  void *m_unknownEncodingData;  void *m_unknownEncodingHandlerData;  void (*m_unknownEncodingRelease)(void *);  PROLOG_STATE m_prologState;  Processor *m_processor;  enum XML_Error m_errorCode;  const char *m_eventPtr;  const char *m_eventEndPtr;  const char *m_positionPtr;  OPEN_INTERNAL_ENTITY *m_openInternalEntities;  int m_defaultExpandInternalEntities;  int m_tagLevel;  ENTITY *m_declEntity;  const XML_Char *m_declNotationName;  const XML_Char *m_declNotationPublicId;  ELEMENT_TYPE *m_declElementType;  ATTRIBUTE_ID *m_declAttributeId;  char m_declAttributeIsCdata;  char m_declAttributeIsId;  DTD m_dtd;  const XML_Char *m_curBase;  TAG *m_tagStack;  TAG *m_freeTagList;  BINDING *m_inheritedBindings;  BINDING *m_freeBindingList;  int m_attsSize;  int m_nSpecifiedAtts;  int m_idAttIndex;  int m_blocked;  ATTRIBUTE *m_atts;  POSITION m_position;  STRING_POOL m_tempPool;  STRING_POOL m_temp2Pool;  char *m_groupConnector;  unsigned m_groupSize;  int m_hadExternalDoctype;  XML_Char m_namespaceSeparator;#ifdef XML_DTD  enum XML_ParamEntityParsing m_paramEntityParsing;  XML_Parser m_parentParser;#endif  const XML_Char* m_mismatch;} Parser;#define userData (((Parser *)parser)->m_userData)#define handlerArg (((Parser *)parser)->m_handlerArg)#define startElementHandler (((Parser *)parser)->m_startElementHandler)#define endElementHandler (((Parser *)parser)->m_endElementHandler)#define characterDataHandler (((Parser *)parser)->m_characterDataHandler)#define processingInstructionHandler (((Parser *)parser)->m_processingInstructionHandler)#define commentHandler (((Parser *)parser)->m_commentHandler)#define startCdataSectionHandler (((Parser *)parser)->m_startCdataSectionHandler)#define endCdataSectionHandler (((Parser *)parser)->m_endCdataSectionHandler)#define defaultHandler (((Parser *)parser)->m_defaultHandler)#define startDoctypeDeclHandler (((Parser *)parser)->m_startDoctypeDeclHandler)#define endDoctypeDeclHandler (((Parser *)parser)->m_endDoctypeDeclHandler)#define unparsedEntityDeclHandler (((Parser *)parser)->m_unparsedEntityDeclHandler)#define notationDeclHandler (((Parser *)parser)->m_notationDeclHandler)#define externalParsedEntityDeclHandler (((Parser *)parser)->m_externalParsedEntityDeclHandler)#define internalParsedEntityDeclHandler (((Parser *)parser)->m_internalParsedEntityDeclHandler)#define startNamespaceDeclHandler (((Parser *)parser)->m_startNamespaceDeclHandler)#define endNamespaceDeclHandler (((Parser *)parser)->m_endNamespaceDeclHandler)#define notStandaloneHandler (((Parser *)parser)->m_notStandaloneHandler)#define externalEntityRefHandler (((Parser *)parser)->m_externalEntityRefHandler)#define externalEntityRefHandlerArg (((Parser *)parser)->m_externalEntityRefHandlerArg)#define unknownEncodingHandler (((Parser *)parser)->m_unknownEncodingHandler)#define encoding (((Parser *)parser)->m_encoding)#define initEncoding (((Parser *)parser)->m_initEncoding)#define internalEncoding (((Parser *)parser)->m_internalEncoding)#define unknownEncodingMem (((Parser *)parser)->m_unknownEncodingMem)#define unknownEncodingData (((Parser *)parser)->m_unknownEncodingData)#define unknownEncodingHandlerData \  (((Parser *)parser)->m_unknownEncodingHandlerData)#define unknownEncodingRelease (((Parser *)parser)->m_unknownEncodingRelease)#define protocolEncodingName (((Parser *)parser)->m_protocolEncodingName)#define ns (((Parser *)parser)->m_ns)#define prologState (((Parser *)parser)->m_prologState)#define processor (((Parser *)parser)->m_processor)#define errorCode (((Parser *)parser)->m_errorCode)#define eventPtr (((Parser *)parser)->m_eventPtr)#define eventEndPtr (((Parser *)parser)->m_eventEndPtr)#define positionPtr (((Parser *)parser)->m_positionPtr)#define position (((Parser *)parser)->m_position)#define openInternalEntities (((Parser *)parser)->m_openInternalEntities)#define defaultExpandInternalEntities (((Parser *)parser)->m_defaultExpandInternalEntities)#define tagLevel (((Parser *)parser)->m_tagLevel)#define buffer (((Parser *)parser)->m_buffer)#define bufferPtr (((Parser *)parser)->m_bufferPtr)#define bufferEnd (((Parser *)parser)->m_bufferEnd)#define parseEndByteIndex (((Parser *)parser)->m_parseEndByteIndex)#define parseEndPtr (((Parser *)parser)->m_parseEndPtr)#define bufferLim (((Parser *)parser)->m_bufferLim)#define dataBuf (((Parser *)parser)->m_dataBuf)#define dataBufEnd (((Parser *)parser)->m_dataBufEnd)#define dtd (((Parser *)parser)->m_dtd)#define curBase (((Parser *)parser)->m_curBase)#define declEntity (((Parser *)parser)->m_declEntity)#define declNotationName (((Parser *)parser)->m_declNotationName)#define declNotationPublicId (((Parser *)parser)->m_declNotationPublicId)#define declElementType (((Parser *)parser)->m_declElementType)#define declAttributeId (((Parser *)parser)->m_declAttributeId)#define declAttributeIsCdata (((Parser *)parser)->m_declAttributeIsCdata)#define declAttributeIsId (((Parser *)parser)->m_declAttributeIsId)#define freeTagList (((Parser *)parser)->m_freeTagList)#define freeBindingList (((Parser *)parser)->m_freeBindingList)#define inheritedBindings (((Parser *)parser)->m_inheritedBindings)#define tagStack (((Parser *)parser)->m_tagStack)#define atts (((Parser *)parser)->m_atts)#define attsSize (((Parser *)parser)->m_attsSize)#define nSpecifiedAtts (((Parser *)parser)->m_nSpecifiedAtts)#define idAttIndex (((Parser *)parser)->m_idAttIndex)#define blocked (((Parser *)parser)->m_blocked)#define tempPool (((Parser *)parser)->m_tempPool)#define temp2Pool (((Parser *)parser)->m_temp2Pool)#define groupConnector (((Parser *)parser)->m_groupConnector)#define groupSize (((Parser *)parser)->m_groupSize)#define hadExternalDoctype (((Parser *)parser)->m_hadExternalDoctype)#define namespaceSeparator (((Parser *)parser)->m_namespaceSeparator)#define mismatch (((Parser *)parser)->m_mismatch)#ifdef XML_DTD#define parentParser (((Parser *)parser)->m_parentParser)#define paramEntityParsing (((Parser *)parser)->m_paramEntityParsing)#endif /* XML_DTD */#ifdef _MSC_VER#ifdef _DEBUGParser *asParser(XML_Parser parser){  return parser;}#endif#endifXML_Parser XML_ParserCreate(const XML_Char *encodingName){  XML_Parser parser = malloc(sizeof(Parser));  if (!parser)    return parser;  processor = prologInitProcessor;  XmlPrologStateInit(&prologState);  userData = 0;  handlerArg = 0;  startElementHandler = 0;  endElementHandler = 0;  characterDataHandler = 0;  processingInstructionHandler = 0;  commentHandler = 0;  startCdataSectionHandler = 0;  endCdataSectionHandler = 0;  defaultHandler = 0;  startDoctypeDeclHandler = 0;  endDoctypeDeclHandler = 0;  unparsedEntityDeclHandler = 0;  notationDeclHandler = 0;  externalParsedEntityDeclHandler = 0;  internalParsedEntityDeclHandler = 0;  startNamespaceDeclHandler = 0;  endNamespaceDeclHandler = 0;  notStandaloneHandler = 0;  externalEntityRefHandler = 0;  externalEntityRefHandlerArg = parser;  unknownEncodingHandler = 0;  buffer = 0;  bufferPtr = 0;  bufferEnd = 0;  parseEndByteIndex = 0;  parseEndPtr = 0;  bufferLim = 0;  declElementType = 0;  declAttributeId = 0;  declEntity = 0;  declNotationName = 0;  declNotationPublicId = 0;  memset(&position, 0, sizeof(POSITION));  errorCode = XML_ERROR_NONE;  eventPtr = 0;  eventEndPtr = 0;  positionPtr = 0;  openInternalEntities = 0;  tagLevel = 0;  tagStack = 0;  freeTagList = 0;  freeBindingList = 0;  inheritedBindings = 0;  attsSize = INIT_ATTS_SIZE;  atts = malloc(attsSize * sizeof(ATTRIBUTE));  nSpecifiedAtts = 0;  dataBuf = malloc(INIT_DATA_BUF_SIZE * sizeof(XML_Char));  groupSize = 0;  groupConnector = 0;  hadExternalDoctype = 0;  unknownEncodingMem = 0;  unknownEncodingRelease = 0;  unknownEncodingData = 0;  unknownEncodingHandlerData = 0;  namespaceSeparator = '!';#ifdef XML_DTD  parentParser = 0;  paramEntityParsing = XML_PARAM_ENTITY_PARSING_NEVER;#endif  ns = 0;  poolInit(&tempPool);  poolInit(&temp2Pool);  protocolEncodingName = encodingName ? poolCopyString(&tempPool, encodingName) : 0;  curBase = 0;  if (!dtdInit(&dtd) || !atts || !dataBuf      || (encodingName && !protocolEncodingName)) {    XML_ParserFree(parser);    return 0;  }  dataBufEnd = dataBuf + INIT_DATA_BUF_SIZE;  XmlInitEncoding(&initEncoding, &encoding, 0);  internalEncoding = XmlGetInternalEncoding();  blocked = 0;  return parser;}XML_Parser XML_ParserCreateNS(const XML_Char *encodingName, XML_Char nsSep){  static  const XML_Char implicitContext[] = {    XML_T('x'), XML_T('m'), XML_T('l'), XML_T('='),    XML_T('h'), XML_T('t'), XML_T('t'), XML_T('p'), XML_T(':'),    XML_T('/'), XML_T('/'), XML_T('w'), XML_T('w'), XML_T('w'),    XML_T('.'), XML_T('w'), XML_T('3'),    XML_T('.'), XML_T('o'), XML_T('r'), XML_T('g'),    XML_T('/'), XML_T('X'), XML_T('M'), XML_T('L'),    XML_T('/'), XML_T('1'), XML_T('9'), XML_T('9'), XML_T('8'),    XML_T('/'), XML_T('n'), XML_T('a'), XML_T('m'), XML_T('e'),    XML_T('s'), XML_T('p'), XML_T('a'), XML_T('c'), XML_T('e'),    XML_T('\0')  };  XML_Parser parser = XML_ParserCreate(encodingName);  if (parser) {    XmlInitEncodingNS(&initEncoding, &encoding, 0);    ns = 1;    internalEncoding = XmlGetInternalEncodingNS();    namespaceSeparator = nsSep;  }  if (!setContext(parser, implicitContext)) {    XML_ParserFree(parser);    return 0;  }  return parser;}int XML_SetEncoding(XML_Parser parser, const XML_Char *encodingName){  if (!encodingName)    protocolEncodingName = 0;  else {    protocolEncodingName = poolCopyString(&tempPool, encodingName);    if (!protocolEncodingName)      return 0;  }  return 1;}XML_Parser XML_ExternalEntityParserCreate(XML_Parser oldParser,					  const XML_Char *context,					  const XML_Char *encodingName){  XML_Parser parser = oldParser;  DTD *oldDtd = &dtd;  XML_StartElementHandler oldStartElementHandler = startElementHandler;  XML_EndElementHandler oldEndElementHandler = endElementHandler;  XML_CharacterDataHandler oldCharacterDataHandler = characterDataHandler;  XML_ProcessingInstructionHandler oldProcessingInstructionHandler = processingInstructionHandler;  XML_CommentHandler oldCommentHandler = commentHandler;  XML_StartCdataSectionHandler oldStartCdataSectionHandler = startCdataSectionHandler;  XML_EndCdataSectionHandler oldEndCdataSectionHandler = endCdataSectionHandler;  XML_DefaultHandler oldDefaultHandler = defaultHandler;  XML_StartNamespaceDeclHandler oldStartNamespaceDeclHandler = startNamespaceDeclHandler;  XML_EndNamespaceDeclHandler oldEndNamespaceDeclHandler = endNamespaceDeclHandler;  XML_NotStandaloneHandler oldNotStandaloneHandler = notStandaloneHandler;  XML_ExternalEntityRefHandler oldExternalEntityRefHandler = externalEntityRefHandler;  XML_UnknownEncodingHandler oldUnknownEncodingHandler = unknownEncodingHandler;  void *oldUserData = userData;  void *oldHandlerArg = handlerArg;  int oldDefaultExpandInternalEntities = defaultExpandInternalEntities;  void *oldExternalEntityRefHandlerArg = externalEntityRefHandlerArg;#ifdef XML_DTD  int oldParamEntityParsing = paramEntityParsing;#endif  parser = (ns            ? XML_ParserCreateNS(encodingName, namespaceSeparator)	    : XML_ParserCreate(encodingName));  if (!parser)    return 0;  startElementHandler = oldStartElementHandler;  endElementHandler = oldEndElementHandler;  characterDataHandler = oldCharacterDataHandler;  processingInstructionHandler = oldProcessingInstructionHandler;  commentHandler = oldCommentHandler;  startCdataSectionHandler = oldStartCdataSectionHandler;  endCdataSectionHandler = oldEndCdataSectionHandler;  defaultHandler = oldDefaultHandler;  startNamespaceDeclHandler = oldStartNamespaceDeclHandler;  endNamespaceDeclHandler = oldEndNamespaceDeclHandler;  notStandaloneHandler = oldNotStandaloneHandler;  externalEntityRefHandler = oldExternalEntityRefHandler;  unknownEncodingHandler = oldUnknownEncodingHandler;  userData = oldUserData;  if (oldUserData == oldHandlerArg)    handlerArg = userData;  else    handlerArg = parser;  if (oldExternalEntityRefHandlerArg != oldParser)    externalEntityRefHandlerArg = oldExternalEntityRefHandlerArg;  defaultExpandInternalEntities = oldDefaultExpandInternalEntities;#ifdef XML_DTD  paramEntityParsing = oldParamEntityParsing;  if (context) {#endif /* XML_DTD */    if (!dtdCopy(&dtd, oldDtd) || !setContext(parser, context)) {      XML_ParserFree(parser);      return 0;    }    processor = externalEntityInitProcessor;#ifdef XML_DTD  }  else {    dtdSwap(&dtd, oldDtd);    parentParser = oldParser;    XmlPrologStateInitExternalEntity(&prologState);    dtd.complete = 1;    hadExternalDoctype = 1;  }#endif /* XML_DTD */  return parser;}staticvoid destroyBindings(BINDING *bindings){  for (;;) {    BINDING *b = bindings;    if (!b)      break;    bindings = b->nextTagBinding;    free(b->uri);    free(b);  }}void XML_ParserFree(XML_Parser parser){  for (;;) {    TAG *p;    if (tagStack == 0) {      if (freeTagList == 0)	break;      tagStack = freeTagList;      freeTagList = 0;    }    p = tagStack;    tagStack = tagStack->parent;    free(p->buf);    destroyBindings(p->bindings);    free(p);  }  destroyBindings(freeBindingList);  destroyBindings(inheritedBindings);  poolDestroy(&tempPool);  poolDestroy(&temp2Pool);#ifdef XML_DTD  if (parentParser) {    if (hadExternalDoctype)      dtd.complete = 0;    dtdSwap(&dtd, &((Parser *)parentParser)->m_dtd);  }#endif /* XML_DTD */  dtdDestroy(&dtd);  free((void *)atts);  free(groupConnector);  free(buffer);  free(dataBuf);  free(unknownEncodingMem);  if (unknownEncodingRelease)    unknownEncodingRelease(unknownEncodingData);  free(parser);}void XML_UseParserAsHandlerArg(XML_Parser parser){  handlerArg = parser;}void XML_SetUserData(XML_Parser parser, void *p){  if (handlerArg == userData)    handlerArg = userData = p;  else    userData = p;}int XML_SetBase(XML_Parser parser, const XML_Char *p){  if (p) {    p = poolCopyString(&dtd.pool, p);    if (!p)      return 0;    curBase = p;  }  else    curBase = 0;  return 1;}const XML_Char *XML_GetBase(XML_Parser parser){  return curBase;}int XML_GetSpecifiedAttributeCount(XML_Parser parser){  return nSpecifiedAtts;}int XML_GetIdAttributeIndex(XML_Parser parser){  return idAttIndex;}void XML_BlockParser(XML_Parser parser){  blocked = 1;}void XML_UnblockParser(XML_Parser parser){  blocked = 0;}constXML_Char* XML_GetMismatchedTag(XML_Parser parser){  return mismatch;}void XML_SetElementHandler(XML_Parser parser,			   XML_StartElementHandler start,			   XML_EndElementHandler end){  startElementHandler = start;  endElementHandler = end;}void XML_SetCharacterDataHandler(XML_Parser parser,				 XML_CharacterDataHandler handler){  characterDataHandler = handler;}void XML_SetProcessingInstructionHandler(XML_Parser parser,					 XML_ProcessingInstructionHandler handler){  processingInstructionHandler = handler;}void XML_SetCommentHandler(XML_Parser parser,			   XML_CommentHandler handler){  commentHandler = handler;}void XML_SetCdataSectionHandler(XML_Parser parser,				XML_StartCdataSectionHandler start,			        XML_EndCdataSectionHandler end){  startCdataSectionHandler = start;  endCdataSectionHandler = end;}void XML_SetDefaultHandler(XML_Parser parser,			   XML_DefaultHandler handler){  defaultHandler = handler;  defaultExpandInternalEntities = 0;}void XML_SetDefaultHandlerExpand(XML_Parser parser,				 XML_DefaultHandler handler){  defaultHandler = handler;  defaultExpandInternalEntities = 1;}void XML_SetDoctypeDeclHandler(XML_Parser parser,			       XML_StartDoctypeDeclHandler start,			       XML_EndDoctypeDeclHandler end){  startDoctypeDeclHandler = start;  endDoctypeDeclHandler = end;}void XML_SetUnparsedEntityDeclHandler(XML_Parser parser,				      XML_UnparsedEntityDeclHandler handler){  unparsedEntityDeclHandler = handler;}void XML_SetExternalParsedEntityDeclHandler(XML_Parser parser,					    XML_ExternalParsedEntityDeclHandler handler){  externalParsedEntityDeclHandler = handler;}void XML_SetInternalParsedEntityDeclHandler(XML_Parser parser,					    XML_InternalParsedEntityDeclHandler handler){  internalParsedEntityDeclHandler = handler;}void XML_SetNotationDeclHandler(XML_Parser parser,				XML_NotationDeclHandler handler){  notationDeclHandler = handler;}void XML_SetNamespaceDeclHandler(XML_Parser parser,				 XML_StartNamespaceDeclHandler start,				 XML_EndNamespaceDeclHandler end){  startNamespaceDeclHandler = start;  endNamespaceDeclHandler = end;}void XML_SetNotStandaloneHandler(XML_Parser parser,				 XML_NotStandaloneHandler handler){  notStandaloneHandler = handler;}void XML_SetExternalEntityRefHandler(XML_Parser parser,				     XML_ExternalEntityRefHandler handler){  externalEntityRefHandler = handler;}void XML_SetExternalEntityRefHandlerArg(XML_Parser parser, void *arg){  if (arg)    externalEntityRefHandlerArg = arg;  else    externalEntityRefHandlerArg = parser;}void XML_SetUnknownEncodingHandler(XML_Parser parser,				   XML_UnknownEncodingHandler handler,				   void *data){  unknownEncodingHandler = handler;  unknownEncodingHandlerData = data;}int XML_SetParamEntityParsing(XML_Parser parser,			      enum XML_ParamEntityParsing parsing){#ifdef XML_DTD  paramEntityParsing = parsing;  return 1;#else  return parsing == XML_PARAM_ENTITY_PARSING_NEVER;#endif}int XML_Parse(XML_Parser parser, const char *s, int len, int isFinal){  if (blocked) {    /* First unblock parser */    return 0;  }  if (len == 0) {    if (!isFinal)      return 1;    positionPtr = bufferPtr;    errorCode = processor(parser, bufferPtr, parseEndPtr = bufferEnd, 0);    if (errorCode == XML_ERROR_NONE)      return 1;    eventEndPtr = eventPtr;    processor = errorProcessor;    return 0;  }  else if (bufferPtr == bufferEnd) {    const char *end;    int nLeftOver;    parseEndByteIndex += len;    positionPtr = s;    if (isFinal) {      errorCode = processor(parser, s, parseEndPtr = s + len, 0);      if (errorCode == XML_ERROR_NONE)	return 1;      eventEndPtr = eventPtr;      processor = errorProcessor;      return 0;    }    errorCode = processor(parser, s, parseEndPtr = s + len, &end);    if (errorCode != XML_ERROR_NONE) {      eventEndPtr = eventPtr;      if (blocked) {        parseEndPtr = eventEndPtr;        parseEndByteIndex -= len - (eventPtr - s); /* This is how much we've red thus far*/        XmlUpdatePosition(encoding, positionPtr, eventEndPtr, &position);      }      return 0;    }    XmlUpdatePosition(encoding, positionPtr, end, &position);    nLeftOver = s + len - end;    if (nLeftOver) {      if (buffer == 0 || nLeftOver > bufferLim - buffer) {	/* FIXME avoid integer overflow */	buffer = buffer == 0 ? malloc(len * 2) : realloc(buffer, len * 2);	/* FIXME storage leak if realloc fails */	if (!buffer) {	  errorCode = XML_ERROR_NO_MEMORY;	  eventPtr = eventEndPtr = 0;	  processor = errorProcessor;	  return 0;	}	bufferLim = buffer + len * 2;      }      memcpy(buffer, end, nLeftOver);      bufferPtr = buffer;      bufferEnd = buffer + nLeftOver;    }    return 1;  }  else {    memcpy(XML_GetBuffer(parser, len), s, len);    return XML_ParseBuffer(parser, len, isFinal);  }}int XML_ParseBuffer(XML_Parser parser, int len, int isFinal){  const char *start = bufferPtr;  positionPtr = start;  bufferEnd += len;  parseEndByteIndex += len;  errorCode = processor(parser, start, parseEndPtr = bufferEnd,			isFinal ? (const char **)0 : &bufferPtr);  if (errorCode == XML_ERROR_NONE) {    if (!isFinal)      XmlUpdatePosition(encoding, positionPtr, bufferPtr, &position);    return 1;  }  else {    eventEndPtr = eventPtr;    processor = errorProcessor;    return 0;  }}void *XML_GetBuffer(XML_Parser parser, int len){  if (len > bufferLim - bufferEnd) {    /* FIXME avoid integer overflow */    int neededSize = len + (bufferEnd - bufferPtr);    if (neededSize  <= bufferLim - buffer) {      memmove(buffer, bufferPtr, bufferEnd - bufferPtr);      bufferEnd = buffer + (bufferEnd - bufferPtr);      bufferPtr = buffer;    }    else {      char *newBuf;      int bufferSize = bufferLim - bufferPtr;      if (bufferSize == 0)	bufferSize = INIT_BUFFER_SIZE;      do {	bufferSize *= 2;      } while (bufferSize < neededSize);      newBuf = malloc(bufferSize);      if (newBuf == 0) {	errorCode = XML_ERROR_NO_MEMORY;	return 0;      }      bufferLim = newBuf + bufferSize;      if (bufferPtr) {	memcpy(newBuf, bufferPtr, bufferEnd - bufferPtr);	free(buffer);      }      bufferEnd = newBuf + (bufferEnd - bufferPtr);      bufferPtr = buffer = newBuf;    }  }  return bufferEnd;}enum XML_Error XML_GetErrorCode(XML_Parser parser){  return errorCode;}long XML_GetCurrentByteIndex(XML_Parser parser){  if (eventPtr)    return parseEndByteIndex - (parseEndPtr - eventPtr);  return -1;}int XML_GetCurrentByteCount(XML_Parser parser){  if (eventEndPtr && eventPtr)    return eventEndPtr - eventPtr;  return 0;}int XML_GetCurrentLineNumber(XML_Parser parser){  if (eventPtr) {    XmlUpdatePosition(encoding, positionPtr, eventPtr, &position);    positionPtr = eventPtr;  }  return position.lineNumber + 1;}int XML_GetCurrentColumnNumber(XML_Parser parser){  if (eventPtr) {    XmlUpdatePosition(encoding, positionPtr, eventPtr, &position);    positionPtr = eventPtr;  }  return position.columnNumber;}void XML_DefaultCurrent(XML_Parser parser){  if (defaultHandler) {    if (openInternalEntities)      reportDefault(parser,	            internalEncoding,		    openInternalEntities->internalEventPtr,		    openInternalEntities->internalEventEndPtr);    else      reportDefault(parser, encoding, eventPtr, eventEndPtr);  }}const XML_LChar *XML_ErrorString(int code){  static const XML_LChar *message[] = {    0,    XML_T("out of memory"),    XML_T("syntax error"),    XML_T("no element found"),    XML_T("not well-formed"),    XML_T("unclosed token"),    XML_T("unclosed token"),    XML_T("mismatched tag"),    XML_T("duplicate attribute"),    XML_T("junk after document element"),    XML_T("illegal parameter entity reference"),    XML_T("undefined entity"),    XML_T("recursive entity reference"),    XML_T("asynchronous entity"),    XML_T("reference to invalid character number"),    XML_T("reference to binary entity"),    XML_T("reference to external entity in attribute"),    XML_T("xml processing instruction not at start of external entity"),    XML_T("unknown encoding"),    XML_T("encoding specified in XML declaration is incorrect"),    XML_T("unclosed CDATA section"),    XML_T("error in processing external entity reference"),    XML_T("document is not standalone")  };  if (code > 0 && (unsigned int)code < sizeof(message)/sizeof(message[0]))    return message[code];  return 0;}staticenum XML_Error contentProcessor(XML_Parser parser,				const char *start,				const char *end,				const char **endPtr){  return doContent(parser, 0, encoding, start, end, endPtr);}staticenum XML_Error externalEntityInitProcessor(XML_Parser parser,					   const char *start,					   const char *end,					   const char **endPtr){  enum XML_Error result = initializeEncoding(parser);  if (result != XML_ERROR_NONE)    return result;  processor = externalEntityInitProcessor2;  return externalEntityInitProcessor2(parser, start, end, endPtr);}staticenum XML_Error externalEntityInitProcessor2(XML_Parser parser,					    const char *start,					    const char *end,					    const char **endPtr){  const char *next;  int tok = XmlContentTok(encoding, start, end, &next);  switch (tok) {  case XML_TOK_BOM:    start = next;    break;  case XML_TOK_PARTIAL:    if (endPtr) {      *endPtr = start;      return XML_ERROR_NONE;    }    eventPtr = start;    return XML_ERROR_UNCLOSED_TOKEN;  case XML_TOK_PARTIAL_CHAR:    if (endPtr) {      *endPtr = start;      return XML_ERROR_NONE;    }    eventPtr = start;    return XML_ERROR_PARTIAL_CHAR;  }  processor = externalEntityInitProcessor3;  return externalEntityInitProcessor3(parser, start, end, endPtr);}staticenum XML_Error externalEntityInitProcessor3(XML_Parser parser,					    const char *start,					    const char *end,					    const char **endPtr){  const char *next;  int tok = XmlContentTok(encoding, start, end, &next);  switch (tok) {  case XML_TOK_XML_DECL:    {      enum XML_Error result = processXmlDecl(parser, 1, start, next);      if (result != XML_ERROR_NONE)	return result;      start = next;    }    break;  case XML_TOK_PARTIAL:    if (endPtr) {      *endPtr = start;      return XML_ERROR_NONE;    }    eventPtr = start;    return XML_ERROR_UNCLOSED_TOKEN;  case XML_TOK_PARTIAL_CHAR:    if (endPtr) {      *endPtr = start;      return XML_ERROR_NONE;    }    eventPtr = start;    return XML_ERROR_PARTIAL_CHAR;  }  processor = externalEntityContentProcessor;  tagLevel = 1;  return doContent(parser, 1, encoding, start, end, endPtr);}staticenum XML_Error externalEntityContentProcessor(XML_Parser parser,					      const char *start,					      const char *end,					      const char **endPtr){  return doContent(parser, 1, encoding, start, end, endPtr);}static enum XML_ErrordoContent(XML_Parser parser,	  int startTagLevel,	  const ENCODING *enc,	  const char *s,	  const char *end,	  const char **nextPtr){  const char **eventPP;  const char **eventEndPP;  if (enc == encoding) {    eventPP = &eventPtr;    eventEndPP = &eventEndPtr;  }  else {    eventPP = &(openInternalEntities->internalEventPtr);    eventEndPP = &(openInternalEntities->internalEventEndPtr);  }  *eventPP = s;  for (;;) {    const char *next = s; /* XmlContentTok doesn't always set the last arg */    int tok = XmlContentTok(enc, s, end, &next);    *eventEndPP = next;    switch (tok) {    case XML_TOK_TRAILING_CR:      if (nextPtr) {	*nextPtr = s;	return XML_ERROR_NONE;      }      *eventEndPP = end;      if (characterDataHandler) {	XML_Char c = 0xA;	characterDataHandler(handlerArg, &c, 1);      }      else if (defaultHandler)	reportDefault(parser, enc, s, end);      if (startTagLevel == 0)	return XML_ERROR_NO_ELEMENTS;      if (tagLevel != startTagLevel)	return XML_ERROR_ASYNC_ENTITY;      return XML_ERROR_NONE;    case XML_TOK_NONE:      if (nextPtr) {	*nextPtr = s;	return XML_ERROR_NONE;      }      if (startTagLevel > 0) {	if (tagLevel != startTagLevel)	  return XML_ERROR_ASYNC_ENTITY;	return XML_ERROR_NONE;      }      return XML_ERROR_NO_ELEMENTS;    case XML_TOK_INVALID:      *eventPP = next;      return XML_ERROR_INVALID_TOKEN;    case XML_TOK_PARTIAL:      if (nextPtr) {	*nextPtr = s;	return XML_ERROR_NONE;      }      return XML_ERROR_UNCLOSED_TOKEN;    case XML_TOK_PARTIAL_CHAR:      if (nextPtr) {	*nextPtr = s;	return XML_ERROR_NONE;      }      return XML_ERROR_PARTIAL_CHAR;    case XML_TOK_ENTITY_REF:      {	const XML_Char *name;	ENTITY *entity;	XML_Char ch = XmlPredefinedEntityName(enc,					      s + enc->minBytesPerChar,					      next - enc->minBytesPerChar);	if (ch) {	  if (characterDataHandler)	    characterDataHandler(handlerArg, &ch, 1);	  else if (defaultHandler)	    reportDefault(parser, enc, s, next);	  break;	}	name = poolStoreString(&dtd.pool, enc,				s + enc->minBytesPerChar,				next - enc->minBytesPerChar);	if (!name)	  return XML_ERROR_NO_MEMORY;	entity = (ENTITY *)lookup(&dtd.generalEntities, name, 0);	poolDiscard(&dtd.pool);	if (!entity) {	  if (dtd.complete || dtd.standalone)	    return XML_ERROR_UNDEFINED_ENTITY;	  if (defaultHandler)	    reportDefault(parser, enc, s, next);	  break;	}	if (entity->open)	  return XML_ERROR_RECURSIVE_ENTITY_REF;	if (entity->notation)	  return XML_ERROR_BINARY_ENTITY_REF;	if (entity) {	  if (entity->textPtr) {	    enum XML_Error result;	    OPEN_INTERNAL_ENTITY openEntity;	    if (defaultHandler && !defaultExpandInternalEntities) {	      reportDefault(parser, enc, s, next);	      break;	    }	    entity->open = 1;	    openEntity.next = openInternalEntities;	    openInternalEntities = &openEntity;	    openEntity.entity = entity;	    openEntity.internalEventPtr = 0;	    openEntity.internalEventEndPtr = 0;	    result = doContent(parser,			       tagLevel,			       internalEncoding,			       (char *)entity->textPtr,			       (char *)(entity->textPtr + entity->textLen),			       0);	    entity->open = 0;	    openInternalEntities = openEntity.next;	    if (result)	      return result;	  }	  else if (externalEntityRefHandler) {	    const XML_Char *context;	    entity->open = 1;	    context = getContext(parser);	    entity->open = 0;	    if (!context)	      return XML_ERROR_NO_MEMORY;	    if (!externalEntityRefHandler(externalEntityRefHandlerArg,				          context,					  entity->base,					  entity->systemId,					  entity->publicId))	      return XML_ERROR_EXTERNAL_ENTITY_HANDLING;	    poolDiscard(&tempPool);	  }	  else if (defaultHandler)	    reportDefault(parser, enc, s, next);	}	break;      }    case XML_TOK_START_TAG_WITH_ATTS:      if (!startElementHandler) {	enum XML_Error result = storeAtts(parser, enc, s, 0, 0);	if (result)	  return result;      }      /* fall through */    case XML_TOK_START_TAG_NO_ATTS:      {	TAG *tag;	if (freeTagList) {	  tag = freeTagList;	  freeTagList = freeTagList->parent;	}	else {	  tag = malloc(sizeof(TAG));	  if (!tag)	    return XML_ERROR_NO_MEMORY;	  tag->buf = malloc(INIT_TAG_BUF_SIZE);	  if (!tag->buf)	    return XML_ERROR_NO_MEMORY;	  tag->bufEnd = tag->buf + INIT_TAG_BUF_SIZE;	}	tag->bindings = 0;	tag->parent = tagStack;	tagStack = tag;	tag->name.localPart = 0;	tag->rawName = s + enc->minBytesPerChar;	tag->rawNameLength = XmlNameLength(enc, tag->rawName);	if (nextPtr) {	  /* Need to guarantee that:	     tag->buf + ROUND_UP(tag->rawNameLength, sizeof(XML_Char)) <= tag->bufEnd - sizeof(XML_Char) */	  if (tag->rawNameLength + (int)(sizeof(XML_Char) - 1) + (int)sizeof(XML_Char) > tag->bufEnd - tag->buf) {	    int bufSize = tag->rawNameLength * 4;	    bufSize = ROUND_UP(bufSize, sizeof(XML_Char));	    tag->buf = realloc(tag->buf, bufSize);	    if (!tag->buf)	      return XML_ERROR_NO_MEMORY;	    tag->bufEnd = tag->buf + bufSize;	  }	  memcpy(tag->buf, tag->rawName, tag->rawNameLength);	  tag->rawName = tag->buf;	}	++tagLevel;	if (startElementHandler) {	  enum XML_Error result;	  XML_Char *toPtr;	  for (;;) {	    const char *rawNameEnd = tag->rawName + tag->rawNameLength;	    const char *fromPtr = tag->rawName;	    int bufSize;	    if (nextPtr)	      toPtr = (XML_Char *)(tag->buf + ROUND_UP(tag->rawNameLength, sizeof(XML_Char)));	    else	      toPtr = (XML_Char *)tag->buf;	    tag->name.str = toPtr;	    XmlConvert(enc,		       &fromPtr, rawNameEnd,		       (ICHAR **)&toPtr, (ICHAR *)tag->bufEnd - 1);	    if (fromPtr == rawNameEnd)	      break;	    bufSize = (tag->bufEnd - tag->buf) << 1;	    tag->buf = realloc(tag->buf, bufSize);	    if (!tag->buf)	      return XML_ERROR_NO_MEMORY;	    tag->bufEnd = tag->buf + bufSize;	    if (nextPtr)	      tag->rawName = tag->buf;	  } 	  *toPtr = XML_T('\0');	  result = storeAtts(parser, enc, s, &(tag->name), &(tag->bindings));	  if (result)	    return result;	  startElementHandler(handlerArg, tag->name.str, (const XML_Char **)atts);	  poolClear(&tempPool);	  if (blocked) {	    return XML_ERROR_PARSER_BLOCKED;	  }	}	else {	  tag->name.str = 0;	  if (defaultHandler)	    reportDefault(parser, enc, s, next);	}	break;      }    case XML_TOK_EMPTY_ELEMENT_WITH_ATTS:      if (!startElementHandler) {	enum XML_Error result = storeAtts(parser, enc, s, 0, 0);	if (result)	  return result;      }      /* fall through */    case XML_TOK_EMPTY_ELEMENT_NO_ATTS:      if (startElementHandler || endElementHandler) {	const char *rawName = s + enc->minBytesPerChar;	enum XML_Error result;	BINDING *bindings = 0;	TAG_NAME name;	name.str = poolStoreString(&tempPool, enc, rawName,				   rawName + XmlNameLength(enc, rawName));	if (!name.str)	  return XML_ERROR_NO_MEMORY;	poolFinish(&tempPool);	result = storeAtts(parser, enc, s, &name, &bindings);	if (result)	  return result;	poolFinish(&tempPool);	if (startElementHandler) {	  startElementHandler(handlerArg, name.str, (const XML_Char **)atts);	  if (blocked) {	    return XML_ERROR_PARSER_BLOCKED;	  }	}	if (endElementHandler) {	  if (startElementHandler)	    *eventPP = *eventEndPP;	  endElementHandler(handlerArg, name.str);	  if (blocked) {	    return XML_ERROR_PARSER_BLOCKED;    	  }	}	poolClear(&tempPool);	while (bindings) {	  BINDING *b = bindings;	  if (endNamespaceDeclHandler)	    endNamespaceDeclHandler(handlerArg, b->prefix->name);	  bindings = bindings->nextTagBinding;	  b->nextTagBinding = freeBindingList;	  freeBindingList = b;	  b->prefix->binding = b->prevPrefixBinding;	}      }      else if (defaultHandler)	reportDefault(parser, enc, s, next);      if (tagLevel == 0)	return epilogProcessor(parser, next, end, nextPtr);      break;    case XML_TOK_END_TAG:      if (tagLevel == startTagLevel)        return XML_ERROR_ASYNC_ENTITY;      else {	int len;	const char *rawName;	TAG *tag = tagStack;	tagStack = tag->parent;	tag->parent = freeTagList;	freeTagList = tag;	rawName = s + enc->minBytesPerChar*2;	len = XmlNameLength(enc, rawName);	if (len != tag->rawNameLength	    || memcmp(tag->rawName, rawName, len) != 0) {	  *eventPP = rawName;	  mismatch = tag->name.str;	  return XML_ERROR_TAG_MISMATCH;	}	--tagLevel;	if (endElementHandler && tag->name.str) {	  if (tag->name.localPart) {	    XML_Char *to = (XML_Char *)tag->name.str + tag->name.uriLen;	    const XML_Char *from = tag->name.localPart;	    while ((*to++ = *from++) != 0)	      ;	  }	  endElementHandler(handlerArg, tag->name.str);	  if (blocked) {           *eventPP = s = next; /* fix bug 119727 */	    return XML_ERROR_PARSER_BLOCKED;	  }	}	else if (defaultHandler)	  reportDefault(parser, enc, s, next);	while (tag->bindings) {	  BINDING *b = tag->bindings;	  if (endNamespaceDeclHandler)	    endNamespaceDeclHandler(handlerArg, b->prefix->name);	  tag->bindings = tag->bindings->nextTagBinding;	  b->nextTagBinding = freeBindingList;	  freeBindingList = b;	  b->prefix->binding = b->prevPrefixBinding;	}	if (tagLevel == 0)	  return epilogProcessor(parser, next, end, nextPtr);      }      break;    case XML_TOK_CHAR_REF:      {	int n = XmlCharRefNumber(enc, s);	if (n < 0)	  return XML_ERROR_BAD_CHAR_REF;	if (characterDataHandler) {	  XML_Char buf[XML_ENCODE_MAX];	  characterDataHandler(handlerArg, buf, XmlEncode(n, (ICHAR *)buf));	}	else if (defaultHandler)	  reportDefault(parser, enc, s, next);      }      break;    case XML_TOK_XML_DECL:      return XML_ERROR_MISPLACED_XML_PI;    case XML_TOK_DATA_NEWLINE:      if (characterDataHandler) {	XML_Char c = 0xA;	characterDataHandler(handlerArg, &c, 1);      }      else if (defaultHandler)	reportDefault(parser, enc, s, next);      break;    case XML_TOK_CDATA_SECT_OPEN:      {	enum XML_Error result;	if (startCdataSectionHandler)  	  startCdataSectionHandler(handlerArg);#if 0	/* Suppose you doing a transformation on a document that involves	   changing only the character data.  You set up a defaultHandler	   and a characterDataHandler.  The defaultHandler simply copies	   characters through.  The characterDataHandler does the transformation	   and writes the characters out escaping them as necessary.  This case	   will fail to work if we leave out the following two lines (because &	   and < inside CDATA sections will be incorrectly escaped).	   However, now we have a start/endCdataSectionHandler, so it seems	   easier to let the user deal with this. */	else if (characterDataHandler)  	  characterDataHandler(handlerArg, dataBuf, 0);#endif	else if (defaultHandler)	  reportDefault(parser, enc, s, next);	result = doCdataSection(parser, enc, &next, end, nextPtr);	if (!next) {	  processor = cdataSectionProcessor;	  return result;	}      }      break;    case XML_TOK_TRAILING_RSQB:      if (nextPtr) {	*nextPtr = s;	return XML_ERROR_NONE;      }      if (characterDataHandler) {	if (MUST_CONVERT(enc, s)) {	  ICHAR *dataPtr = (ICHAR *)dataBuf;	  XmlConvert(enc, &s, end, &dataPtr, (ICHAR *)dataBufEnd);	  characterDataHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf);	}	else	  characterDataHandler(handlerArg,		  	       (XML_Char *)s,			       (XML_Char *)end - (XML_Char *)s);      }      else if (defaultHandler)	reportDefault(parser, enc, s, end);      if (startTagLevel == 0) {        *eventPP = end;	return XML_ERROR_NO_ELEMENTS;      }      if (tagLevel != startTagLevel) {	*eventPP = end;	return XML_ERROR_ASYNC_ENTITY;      }      return XML_ERROR_NONE;    case XML_TOK_DATA_CHARS:      if (characterDataHandler) {	if (MUST_CONVERT(enc, s)) {	  for (;;) {	    ICHAR *dataPtr = (ICHAR *)dataBuf;	    XmlConvert(enc, &s, next, &dataPtr, (ICHAR *)dataBufEnd);	    *eventEndPP = s;	    characterDataHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf);	    if (s == next)	      break;	    *eventPP = s;	  }	}	else	  characterDataHandler(handlerArg,			       (XML_Char *)s,			       (XML_Char *)next - (XML_Char *)s);      }      else if (defaultHandler)	reportDefault(parser, enc, s, next);      break;    case XML_TOK_PI:      if (!reportProcessingInstruction(parser, enc, s, next))	return XML_ERROR_NO_MEMORY;      break;    case XML_TOK_COMMENT:      if (!reportComment(parser, enc, s, next))	return XML_ERROR_NO_MEMORY;      break;    default:      if (defaultHandler)	reportDefault(parser, enc, s, next);      break;    }    *eventPP = s = next;  }  /* not reached */}/* If tagNamePtr is non-null, build a real list of attributes,otherwise just check the attributes for well-formedness. */static enum XML_Error storeAtts(XML_Parser parser, const ENCODING *enc,				const char *attStr, TAG_NAME *tagNamePtr,				BINDING **bindingsPtr){  ELEMENT_TYPE *elementType = 0;  int nDefaultAtts = 0;  const XML_Char **appAtts;   /* the attribute list to pass to the application */  int attIndex = 0;  int i;  int n;  int nPrefixes = 0;  BINDING *binding;  const XML_Char *localPart;  /* lookup the element type name */  if (tagNamePtr) {    elementType = (ELEMENT_TYPE *)lookup(&dtd.elementTypes, tagNamePtr->str, 0);    if (!elementType) {      tagNamePtr->str = poolCopyString(&dtd.pool, tagNamePtr->str);      if (!tagNamePtr->str)	return XML_ERROR_NO_MEMORY;      elementType = (ELEMENT_TYPE *)lookup(&dtd.elementTypes, tagNamePtr->str, sizeof(ELEMENT_TYPE));      if (!elementType)        return XML_ERROR_NO_MEMORY;      if (ns && !setElementTypePrefix(parser, elementType))        return XML_ERROR_NO_MEMORY;    }    nDefaultAtts = elementType->nDefaultAtts;  }  /* get the attributes from the tokenizer */  n = XmlGetAttributes(enc, attStr, attsSize, atts);  if (n + nDefaultAtts > attsSize) {    int oldAttsSize = attsSize;    attsSize = n + nDefaultAtts + INIT_ATTS_SIZE;    atts = realloc((void *)atts, attsSize * sizeof(ATTRIBUTE));    if (!atts)      return XML_ERROR_NO_MEMORY;    if (n > oldAttsSize)      XmlGetAttributes(enc, attStr, n, atts);  }  appAtts = (const XML_Char **)atts;  for (i = 0; i < n; i++) {    /* add the name and value to the attribute list */    ATTRIBUTE_ID *attId = getAttributeId(parser, enc, atts[i].name,					 atts[i].name					 + XmlNameLength(enc, atts[i].name));    if (!attId)      return XML_ERROR_NO_MEMORY;    /* detect duplicate attributes */    if ((attId->name)[-1]) {      if (enc == encoding)	eventPtr = atts[i].name;      return XML_ERROR_DUPLICATE_ATTRIBUTE;    }    (attId->name)[-1] = 1;    appAtts[attIndex++] = attId->name;    if (!atts[i].normalized) {      enum XML_Error result;      int isCdata = 1;      /* figure out whether declared as other than CDATA */      if (attId->maybeTokenized) {	int j;	for (j = 0; j < nDefaultAtts; j++) {	  if (attId == elementType->defaultAtts[j].id) {	    isCdata = elementType->defaultAtts[j].isCdata;	    break;	  }	}      }      /* normalize the attribute value */      result = storeAttributeValue(parser, enc, isCdata,				   atts[i].valuePtr, atts[i].valueEnd,			           &tempPool);      if (result)	return result;      if (tagNamePtr) {	appAtts[attIndex] = poolStart(&tempPool);	poolFinish(&tempPool);      }      else	poolDiscard(&tempPool);    }    else if (tagNamePtr) {      /* the value did not need normalizing */      appAtts[attIndex] = poolStoreString(&tempPool, enc, atts[i].valuePtr, atts[i].valueEnd);      if (appAtts[attIndex] == 0)	return XML_ERROR_NO_MEMORY;      poolFinish(&tempPool);    }    /* handle prefixed attribute names */    if (attId->prefix && tagNamePtr) {      if (attId->xmlns) {	/* deal with namespace declarations here */        if (!addBinding(parser, attId->prefix, attId, appAtts[attIndex], bindingsPtr))          return XML_ERROR_NO_MEMORY;        --attIndex;      }      else {	/* deal with other prefixed names later */        attIndex++;        nPrefixes++;        (attId->name)[-1] = 2;      }    }    else      attIndex++;  }  if (tagNamePtr) {    int j;    nSpecifiedAtts = attIndex;    if (elementType->idAtt && (elementType->idAtt->name)[-1]) {      for (i = 0; i < attIndex; i += 2)	if (appAtts[i] == elementType->idAtt->name) {	  idAttIndex = i;	  break;	}    }    else      idAttIndex = -1;    /* do attribute defaulting */    for (j = 0; j < nDefaultAtts; j++) {      const DEFAULT_ATTRIBUTE *da = elementType->defaultAtts + j;      if (!(da->id->name)[-1] && da->value) {        if (da->id->prefix) {          if (da->id->xmlns) {	    if (!addBinding(parser, da->id->prefix, da->id, da->value, bindingsPtr))	      return XML_ERROR_NO_MEMORY;	  }          else {	    (da->id->name)[-1] = 2;	    nPrefixes++;  	    appAtts[attIndex++] = da->id->name;	    appAtts[attIndex++] = da->value;	  }	}	else {	  (da->id->name)[-1] = 1;	  appAtts[attIndex++] = da->id->name;	  appAtts[attIndex++] = da->value;	}      }    }    appAtts[attIndex] = 0;  }  i = 0;  if (nPrefixes) {    /* expand prefixed attribute names */    for (; i < attIndex; i += 2) {      if (appAtts[i][-1] == 2) {        ATTRIBUTE_ID *id;        ((XML_Char *)(appAtts[i]))[-1] = 0;	id = (ATTRIBUTE_ID *)lookup(&dtd.attributeIds, appAtts[i], 0);	if (id->prefix->binding) {	  int j;	  const BINDING *b = id->prefix->binding;	  const XML_Char *s = appAtts[i];	  for (j = 0; j < b->uriLen; j++) {	    if (!poolAppendChar(&tempPool, b->uri[j]))	      return XML_ERROR_NO_MEMORY;	  }	  while (*s++ != ':')	    ;	  do {	    if (!poolAppendChar(&tempPool, *s))	      return XML_ERROR_NO_MEMORY;	  } while (*s++);	  appAtts[i] = poolStart(&tempPool);	  poolFinish(&tempPool);	}	if (!--nPrefixes)	  break;      }      else	((XML_Char *)(appAtts[i]))[-1] = 0;    }  }  /* clear the flags that say whether attributes were specified */  for (; i < attIndex; i += 2)    ((XML_Char *)(appAtts[i]))[-1] = 0;  if (!tagNamePtr)    return XML_ERROR_NONE;  for (binding = *bindingsPtr; binding; binding = binding->nextTagBinding)    binding->attId->name[-1] = 0;  /* expand the element type name */  if (elementType->prefix) {    binding = elementType->prefix->binding;    if (!binding)      return XML_ERROR_NONE;    localPart = tagNamePtr->str;    while (*localPart++ != XML_T(':'))      ;  }  else if (dtd.defaultPrefix.binding) {    binding = dtd.defaultPrefix.binding;    localPart = tagNamePtr->str;  }  else    return XML_ERROR_NONE;  tagNamePtr->localPart = localPart;  tagNamePtr->uriLen = binding->uriLen;  for (i = 0; localPart[i++];)    ;  n = i + binding->uriLen;  if (n > binding->uriAlloc) {    TAG *p;    XML_Char *uri = malloc((n + EXPAND_SPARE) * sizeof(XML_Char));    if (!uri)      return XML_ERROR_NO_MEMORY;    binding->uriAlloc = n + EXPAND_SPARE;    memcpy(uri, binding->uri, binding->uriLen * sizeof(XML_Char));    for (p = tagStack; p; p = p->parent)      if (p->name.str == binding->uri)	p->name.str = uri;    free(binding->uri);    binding->uri = uri;  }  memcpy(binding->uri + binding->uriLen, localPart, i * sizeof(XML_Char));  tagNamePtr->str = binding->uri;  return XML_ERROR_NONE;}staticint addBinding(XML_Parser parser, PREFIX *prefix, const ATTRIBUTE_ID *attId, const XML_Char *uri, BINDING **bindingsPtr){  BINDING *b;  int len;  for (len = 0; uri[len]; len++)    ;  if (namespaceSeparator)    len++;  if (freeBindingList) {    b = freeBindingList;    if (len > b->uriAlloc) {      b->uri = realloc(b->uri, sizeof(XML_Char) * (len + EXPAND_SPARE));      if (!b->uri)	return 0;      b->uriAlloc = len + EXPAND_SPARE;    }    freeBindingList = b->nextTagBinding;  }  else {    b = malloc(sizeof(BINDING));    if (!b)      return 0;    b->uri = malloc(sizeof(XML_Char) * (len + EXPAND_SPARE));    if (!b->uri) {      free(b);      return 0;    }    b->uriAlloc = len + EXPAND_SPARE;  }  b->uriLen = len;  memcpy(b->uri, uri, len * sizeof(XML_Char));  if (namespaceSeparator)    b->uri[len - 1] = namespaceSeparator;  b->prefix = prefix;  b->attId = attId;  b->prevPrefixBinding = prefix->binding;  if (*uri == XML_T('\0') && prefix == &dtd.defaultPrefix)    prefix->binding = 0;  else    prefix->binding = b;  b->nextTagBinding = *bindingsPtr;  *bindingsPtr = b;  if (startNamespaceDeclHandler)    startNamespaceDeclHandler(handlerArg, prefix->name,			      prefix->binding ? uri : 0);  return 1;}/* The idea here is to avoid using stack for each CDATA section whenthe whole file is parsed with one call. */staticenum XML_Error cdataSectionProcessor(XML_Parser parser,				     const char *start,			    	     const char *end,				     const char **endPtr){  enum XML_Error result = doCdataSection(parser, encoding, &start, end, endPtr);  if (start) {    processor = contentProcessor;    return contentProcessor(parser, start, end, endPtr);  }  return result;}/* startPtr gets set to non-null is the section is closed, and to null ifthe section is not yet closed. */staticenum XML_Error doCdataSection(XML_Parser parser,			      const ENCODING *enc,			      const char **startPtr,			      const char *end,			      const char **nextPtr){  const char *s = *startPtr;  const char **eventPP;  const char **eventEndPP;  if (enc == encoding) {    eventPP = &eventPtr;    *eventPP = s;    eventEndPP = &eventEndPtr;  }  else {    eventPP = &(openInternalEntities->internalEventPtr);    eventEndPP = &(openInternalEntities->internalEventEndPtr);  }  *eventPP = s;  *startPtr = 0;  for (;;) {    const char *next;    int tok = XmlCdataSectionTok(enc, s, end, &next);    *eventEndPP = next;    switch (tok) {    case XML_TOK_CDATA_SECT_CLOSE:      if (endCdataSectionHandler)	endCdataSectionHandler(handlerArg);#if 0      /* see comment under XML_TOK_CDATA_SECT_OPEN */      else if (characterDataHandler)	characterDataHandler(handlerArg, dataBuf, 0);#endif      else if (defaultHandler)	reportDefault(parser, enc, s, next);      *startPtr = next;      return XML_ERROR_NONE;    case XML_TOK_DATA_NEWLINE:      if (characterDataHandler) {	XML_Char c = 0xA;	characterDataHandler(handlerArg, &c, 1);      }      else if (defaultHandler)	reportDefault(parser, enc, s, next);      break;    case XML_TOK_DATA_CHARS:      if (characterDataHandler) {	if (MUST_CONVERT(enc, s)) {	  for (;;) {  	    ICHAR *dataPtr = (ICHAR *)dataBuf;	    XmlConvert(enc, &s, next, &dataPtr, (ICHAR *)dataBufEnd);	    *eventEndPP = next;	    characterDataHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf);	    if (s == next)	      break;	    *eventPP = s;	  }	}	else	  characterDataHandler(handlerArg,		  	       (XML_Char *)s,			       (XML_Char *)next - (XML_Char *)s);      }      else if (defaultHandler)	reportDefault(parser, enc, s, next);      break;    case XML_TOK_INVALID:      *eventPP = next;      return XML_ERROR_INVALID_TOKEN;    case XML_TOK_PARTIAL_CHAR:      if (nextPtr) {	*nextPtr = s;	return XML_ERROR_NONE;      }      return XML_ERROR_PARTIAL_CHAR;    case XML_TOK_PARTIAL:    case XML_TOK_NONE:      if (nextPtr) {	*nextPtr = s;	return XML_ERROR_NONE;      }      return XML_ERROR_UNCLOSED_CDATA_SECTION;    default:      abort();    }    *eventPP = s = next;  }  /* not reached */}#ifdef XML_DTD/* The idea here is to avoid using stack for each IGNORE section whenthe whole file is parsed with one call. */staticenum XML_Error ignoreSectionProcessor(XML_Parser parser,				      const char *start,				      const char *end,				      const char **endPtr){  enum XML_Error result = doIgnoreSection(parser, encoding, &start, end, endPtr);  if (start) {    processor = prologProcessor;    return prologProcessor(parser, start, end, endPtr);  }  return result;}/* startPtr gets set to non-null is the section is closed, and to null ifthe section is not yet closed. */staticenum XML_Error doIgnoreSection(XML_Parser parser,			       const ENCODING *enc,			       const char **startPtr,			       const char *end,			       const char **nextPtr){  const char *next;  int tok;  const char *s = *startPtr;  const char **eventPP;  const char **eventEndPP;  if (enc == encoding) {    eventPP = &eventPtr;    *eventPP = s;    eventEndPP = &eventEndPtr;  }  else {    eventPP = &(openInternalEntities->internalEventPtr);    eventEndPP = &(openInternalEntities->internalEventEndPtr);  }  *eventPP = s;  *startPtr = 0;  tok = XmlIgnoreSectionTok(enc, s, end, &next);  *eventEndPP = next;  switch (tok) {  case XML_TOK_IGNORE_SECT:    if (defaultHandler)      reportDefault(parser, enc, s, next);    *startPtr = next;    return XML_ERROR_NONE;  case XML_TOK_INVALID:    *eventPP = next;    return XML_ERROR_INVALID_TOKEN;  case XML_TOK_PARTIAL_CHAR:    if (nextPtr) {      *nextPtr = s;      return XML_ERROR_NONE;    }    return XML_ERROR_PARTIAL_CHAR;  case XML_TOK_PARTIAL:  case XML_TOK_NONE:    if (nextPtr) {      *nextPtr = s;      return XML_ERROR_NONE;    }    return XML_ERROR_SYNTAX; /* XML_ERROR_UNCLOSED_IGNORE_SECTION */  default:    abort();  }  /* not reached */}#endif /* XML_DTD */static enum XML_ErrorinitializeEncoding(XML_Parser parser){  const char *s;#ifdef XML_UNICODE  char encodingBuf[128];  if (!protocolEncodingName)    s = 0;  else {    int i;    for (i = 0; protocolEncodingName[i]; i++) {      if (i == sizeof(encodingBuf) - 1	  || (protocolEncodingName[i] & ~0x7f) != 0) {	encodingBuf[0] = '\0';	break;      }      encodingBuf[i] = (char)protocolEncodingName[i];    }    encodingBuf[i] = '\0';    s = encodingBuf;  }#else  s = protocolEncodingName;#endif  if ((ns ? XmlInitEncodingNS : XmlInitEncoding)(&initEncoding, &encoding, s))    return XML_ERROR_NONE;  return handleUnknownEncoding(parser, protocolEncodingName);}static enum XML_ErrorprocessXmlDecl(XML_Parser parser, int isGeneralTextEntity,	       const char *s, const char *next){  const char *encodingName = 0;  const ENCODING *newEncoding = 0;  const char *version;  int standalone = -1;  if (!(ns        ? XmlParseXmlDeclNS	: XmlParseXmlDecl)(isGeneralTextEntity,		           encoding,		           s,		           next,		           &eventPtr,		           &version,		           &encodingName,		           &newEncoding,		           &standalone))    return XML_ERROR_SYNTAX;  if (!isGeneralTextEntity && standalone == 1) {    dtd.standalone = 1;#ifdef XML_DTD    if (paramEntityParsing == XML_PARAM_ENTITY_PARSING_UNLESS_STANDALONE)      paramEntityParsing = XML_PARAM_ENTITY_PARSING_NEVER;#endif /* XML_DTD */  }  if (defaultHandler)    reportDefault(parser, encoding, s, next);  if (!protocolEncodingName) {    if (newEncoding) {      if (newEncoding->minBytesPerChar != encoding->minBytesPerChar) {	eventPtr = encodingName;	return XML_ERROR_INCORRECT_ENCODING;      }      encoding = newEncoding;    }    else if (encodingName) {      enum XML_Error result;      const XML_Char *s2 = poolStoreString(&tempPool,					  encoding,					  encodingName,					  encodingName					  + XmlNameLength(encoding, encodingName));      if (!s2)	return XML_ERROR_NO_MEMORY;      result = handleUnknownEncoding(parser, s2);      poolDiscard(&tempPool);      if (result == XML_ERROR_UNKNOWN_ENCODING)	eventPtr = encodingName;      return result;    }  }  return XML_ERROR_NONE;}static enum XML_ErrorhandleUnknownEncoding(XML_Parser parser, const XML_Char *encodingName){  if (unknownEncodingHandler) {    XML_Encoding info;    int i;    for (i = 0; i < 256; i++)      info.map[i] = -1;    info.convert = 0;    info.data = 0;    info.release = 0;    if (unknownEncodingHandler(unknownEncodingHandlerData, encodingName, &info)) {      ENCODING *enc;      unknownEncodingMem = malloc(XmlSizeOfUnknownEncoding());      if (!unknownEncodingMem) {	if (info.release)	  info.release(info.data);	return XML_ERROR_NO_MEMORY;      }      enc = (ns	     ? XmlInitUnknownEncodingNS	     : XmlInitUnknownEncoding)(unknownEncodingMem,				       info.map,				       info.convert,				       info.data);      if (enc) {	unknownEncodingData = info.data;	unknownEncodingRelease = info.release;	encoding = enc;	return XML_ERROR_NONE;      }    }    if (info.release)      info.release(info.data);  }  return XML_ERROR_UNKNOWN_ENCODING;}static enum XML_ErrorprologInitProcessor(XML_Parser parser,		    const char *s,		    const char *end,		    const char **nextPtr){  enum XML_Error result = initializeEncoding(parser);  if (result != XML_ERROR_NONE)    return result;  processor = prologProcessor;  return prologProcessor(parser, s, end, nextPtr);}static enum XML_ErrorprologProcessor(XML_Parser parser,		const char *s,		const char *end,		const char **nextPtr){  const char *next;  int tok = XmlPrologTok(encoding, s, end, &next);  return doProlog(parser, encoding, s, end, tok, next, nextPtr);}