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parserInternals.c
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/*
* parser.c : Internal routines (and obsolete ones) needed for the
* XML and HTML parsers.
*
* See Copyright for the status of this software.
*
*/
#include "libxml.h"
#ifdef WIN32
#define XML_DIR_SEP '\\'
#else
#define XML_DIR_SEP '/'
#endif
#include <string.h>
#ifdef HAVE_CTYPE_H
#include <ctype.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_ZLIB_H
#include <zlib.h>
#endif
#include <libxml/xmlmemory.h>
#include <libxml/tree.h>
#include <libxml/parser.h>
#include <libxml/parserInternals.h>
#include <libxml/valid.h>
#include <libxml/entities.h>
#include <libxml/xmlerror.h>
#include <libxml/encoding.h>
#include <libxml/valid.h>
#include <libxml/xmlIO.h>
#include <libxml/uri.h>
void xmlUpgradeOldNs(xmlDocPtr doc);
/*
* Various global defaults for parsing
*/
int xmlGetWarningsDefaultValue = 1;
#ifdef VMS
int xmlSubstituteEntitiesDefaultVal = 0;
#define xmlSubstituteEntitiesDefaultValue xmlSubstituteEntitiesDefaultVal
int xmlDoValidityCheckingDefaultVal = 0;
#define xmlDoValidityCheckingDefaultValue xmlDoValidityCheckingDefaultVal
#else
int xmlSubstituteEntitiesDefaultValue = 0;
int xmlDoValidityCheckingDefaultValue = 0;
#endif
int xmlLoadExtDtdDefaultValue = 0;
int xmlPedanticParserDefaultValue = 0;
int xmlLineNumbersDefaultValue = 0;
int xmlKeepBlanksDefaultValue = 1;
/************************************************************************
* *
* Version and Features handling *
* *
************************************************************************/
const char *xmlParserVersion = LIBXML_VERSION_STRING;
/**
* xmlCheckVersion:
* @version: the include version number
*
* check the compiled lib version against the include one.
* This can warn or immediately kill the application
*/
void
xmlCheckVersion(int version) {
int myversion = (int) LIBXML_VERSION;
xmlInitMemory();
if ((myversion / 10000) != (version / 10000)) {
xmlGenericError(xmlGenericErrorContext,
"Fatal: program compiled against libxml %d using libxml %d\n",
(version / 10000), (myversion / 10000));
exit(1);
}
if ((myversion / 100) < (version / 100)) {
xmlGenericError(xmlGenericErrorContext,
"Warning: program compiled against libxml %d using older %d\n",
(version / 100), (myversion / 100));
}
}
static const char *xmlFeaturesList[] = {
"validate",
"load subset",
"keep blanks",
"disable SAX",
"fetch external entities",
"substitute entities",
"gather line info",
"user data",
"is html",
"is standalone",
"stop parser",
"document",
"is well formed",
"is valid",
"SAX block",
"SAX function internalSubset",
"SAX function isStandalone",
"SAX function hasInternalSubset",
"SAX function hasExternalSubset",
"SAX function resolveEntity",
"SAX function getEntity",
"SAX function entityDecl",
"SAX function notationDecl",
"SAX function attributeDecl",
"SAX function elementDecl",
"SAX function unparsedEntityDecl",
"SAX function setDocumentLocator",
"SAX function startDocument",
"SAX function endDocument",
"SAX function startElement",
"SAX function endElement",
"SAX function reference",
"SAX function characters",
"SAX function ignorableWhitespace",
"SAX function processingInstruction",
"SAX function comment",
"SAX function warning",
"SAX function error",
"SAX function fatalError",
"SAX function getParameterEntity",
"SAX function cdataBlock",
"SAX function externalSubset",
};
/**
* xmlGetFeaturesList:
* @len: the length of the features name array (input/output)
* @result: an array of string to be filled with the features name.
*
* Copy at most *@len feature names into the @result array
*
* Returns -1 in case or error, or the total number of features,
* len is updated with the number of strings copied,
* strings must not be deallocated
*/
int
xmlGetFeaturesList(int *len, const char **result) {
int ret, i;
ret = sizeof(xmlFeaturesList)/sizeof(xmlFeaturesList[0]);
if ((len == NULL) || (result == NULL))
return(ret);
if ((*len < 0) || (*len >= 1000))
return(-1);
if (*len > ret)
*len = ret;
for (i = 0;i < *len;i++)
result[i] = xmlFeaturesList[i];
return(ret);
}
/**
* xmlGetFeature:
* @ctxt: an XML/HTML parser context
* @name: the feature name
* @result: location to store the result
*
* Read the current value of one feature of this parser instance
*
* Returns -1 in case or error, 0 otherwise
*/
int
xmlGetFeature(xmlParserCtxtPtr ctxt, const char *name, void *result) {
if ((ctxt == NULL) || (name == NULL) || (result == NULL))
return(-1);
if (!strcmp(name, "validate")) {
*((int *) result) = ctxt->validate;
} else if (!strcmp(name, "keep blanks")) {
*((int *) result) = ctxt->keepBlanks;
} else if (!strcmp(name, "disable SAX")) {
*((int *) result) = ctxt->disableSAX;
} else if (!strcmp(name, "fetch external entities")) {
*((int *) result) = ctxt->loadsubset;
} else if (!strcmp(name, "substitute entities")) {
*((int *) result) = ctxt->replaceEntities;
} else if (!strcmp(name, "gather line info")) {
*((int *) result) = ctxt->record_info;
} else if (!strcmp(name, "user data")) {
*((void **)result) = ctxt->userData;
} else if (!strcmp(name, "is html")) {
*((int *) result) = ctxt->html;
} else if (!strcmp(name, "is standalone")) {
*((int *) result) = ctxt->standalone;
} else if (!strcmp(name, "document")) {
*((xmlDocPtr *) result) = ctxt->myDoc;
} else if (!strcmp(name, "is well formed")) {
*((int *) result) = ctxt->wellFormed;
} else if (!strcmp(name, "is valid")) {
*((int *) result) = ctxt->valid;
} else if (!strcmp(name, "SAX block")) {
*((xmlSAXHandlerPtr *) result) = ctxt->sax;
} else if (!strcmp(name, "SAX function internalSubset")) {
*((internalSubsetSAXFunc *) result) = ctxt->sax->internalSubset;
} else if (!strcmp(name, "SAX function isStandalone")) {
*((isStandaloneSAXFunc *) result) = ctxt->sax->isStandalone;
} else if (!strcmp(name, "SAX function hasInternalSubset")) {
*((hasInternalSubsetSAXFunc *) result) = ctxt->sax->hasInternalSubset;
} else if (!strcmp(name, "SAX function hasExternalSubset")) {
*((hasExternalSubsetSAXFunc *) result) = ctxt->sax->hasExternalSubset;
} else if (!strcmp(name, "SAX function resolveEntity")) {
*((resolveEntitySAXFunc *) result) = ctxt->sax->resolveEntity;
} else if (!strcmp(name, "SAX function getEntity")) {
*((getEntitySAXFunc *) result) = ctxt->sax->getEntity;
} else if (!strcmp(name, "SAX function entityDecl")) {
*((entityDeclSAXFunc *) result) = ctxt->sax->entityDecl;
} else if (!strcmp(name, "SAX function notationDecl")) {
*((notationDeclSAXFunc *) result) = ctxt->sax->notationDecl;
} else if (!strcmp(name, "SAX function attributeDecl")) {
*((attributeDeclSAXFunc *) result) = ctxt->sax->attributeDecl;
} else if (!strcmp(name, "SAX function elementDecl")) {
*((elementDeclSAXFunc *) result) = ctxt->sax->elementDecl;
} else if (!strcmp(name, "SAX function unparsedEntityDecl")) {
*((unparsedEntityDeclSAXFunc *) result) = ctxt->sax->unparsedEntityDecl;
} else if (!strcmp(name, "SAX function setDocumentLocator")) {
*((setDocumentLocatorSAXFunc *) result) = ctxt->sax->setDocumentLocator;
} else if (!strcmp(name, "SAX function startDocument")) {
*((startDocumentSAXFunc *) result) = ctxt->sax->startDocument;
} else if (!strcmp(name, "SAX function endDocument")) {
*((endDocumentSAXFunc *) result) = ctxt->sax->endDocument;
} else if (!strcmp(name, "SAX function startElement")) {
*((startElementSAXFunc *) result) = ctxt->sax->startElement;
} else if (!strcmp(name, "SAX function endElement")) {
*((endElementSAXFunc *) result) = ctxt->sax->endElement;
} else if (!strcmp(name, "SAX function reference")) {
*((referenceSAXFunc *) result) = ctxt->sax->reference;
} else if (!strcmp(name, "SAX function characters")) {
*((charactersSAXFunc *) result) = ctxt->sax->characters;
} else if (!strcmp(name, "SAX function ignorableWhitespace")) {
*((ignorableWhitespaceSAXFunc *) result) = ctxt->sax->ignorableWhitespace;
} else if (!strcmp(name, "SAX function processingInstruction")) {
*((processingInstructionSAXFunc *) result) = ctxt->sax->processingInstruction;
} else if (!strcmp(name, "SAX function comment")) {
*((commentSAXFunc *) result) = ctxt->sax->comment;
} else if (!strcmp(name, "SAX function warning")) {
*((warningSAXFunc *) result) = ctxt->sax->warning;
} else if (!strcmp(name, "SAX function error")) {
*((errorSAXFunc *) result) = ctxt->sax->error;
} else if (!strcmp(name, "SAX function fatalError")) {
*((fatalErrorSAXFunc *) result) = ctxt->sax->fatalError;
} else if (!strcmp(name, "SAX function getParameterEntity")) {
*((getParameterEntitySAXFunc *) result) = ctxt->sax->getParameterEntity;
} else if (!strcmp(name, "SAX function cdataBlock")) {
*((cdataBlockSAXFunc *) result) = ctxt->sax->cdataBlock;
} else if (!strcmp(name, "SAX function externalSubset")) {
*((externalSubsetSAXFunc *) result) = ctxt->sax->externalSubset;
} else {
return(-1);
}
return(0);
}
/**
* xmlSetFeature:
* @ctxt: an XML/HTML parser context
* @name: the feature name
* @value: pointer to the location of the new value
*
* Change the current value of one feature of this parser instance
*
* Returns -1 in case or error, 0 otherwise
*/
int
xmlSetFeature(xmlParserCtxtPtr ctxt, const char *name, void *value) {
if ((ctxt == NULL) || (name == NULL) || (value == NULL))
return(-1);
if (!strcmp(name, "validate")) {
int newvalidate = *((int *) value);
if ((!ctxt->validate) && (newvalidate != 0)) {
if (ctxt->vctxt.warning == NULL)
ctxt->vctxt.warning = xmlParserValidityWarning;
if (ctxt->vctxt.error == NULL)
ctxt->vctxt.error = xmlParserValidityError;
ctxt->vctxt.nodeMax = 0;
}
ctxt->validate = newvalidate;
} else if (!strcmp(name, "keep blanks")) {
ctxt->keepBlanks = *((int *) value);
} else if (!strcmp(name, "disable SAX")) {
ctxt->disableSAX = *((int *) value);
} else if (!strcmp(name, "fetch external entities")) {
ctxt->loadsubset = *((int *) value);
} else if (!strcmp(name, "substitute entities")) {
ctxt->replaceEntities = *((int *) value);
} else if (!strcmp(name, "gather line info")) {
ctxt->record_info = *((int *) value);
} else if (!strcmp(name, "user data")) {
ctxt->userData = *((void **)value);
} else if (!strcmp(name, "is html")) {
ctxt->html = *((int *) value);
} else if (!strcmp(name, "is standalone")) {
ctxt->standalone = *((int *) value);
} else if (!strcmp(name, "document")) {
ctxt->myDoc = *((xmlDocPtr *) value);
} else if (!strcmp(name, "is well formed")) {
ctxt->wellFormed = *((int *) value);
} else if (!strcmp(name, "is valid")) {
ctxt->valid = *((int *) value);
} else if (!strcmp(name, "SAX block")) {
ctxt->sax = *((xmlSAXHandlerPtr *) value);
} else if (!strcmp(name, "SAX function internalSubset")) {
ctxt->sax->internalSubset = *((internalSubsetSAXFunc *) value);
} else if (!strcmp(name, "SAX function isStandalone")) {
ctxt->sax->isStandalone = *((isStandaloneSAXFunc *) value);
} else if (!strcmp(name, "SAX function hasInternalSubset")) {
ctxt->sax->hasInternalSubset = *((hasInternalSubsetSAXFunc *) value);
} else if (!strcmp(name, "SAX function hasExternalSubset")) {
ctxt->sax->hasExternalSubset = *((hasExternalSubsetSAXFunc *) value);
} else if (!strcmp(name, "SAX function resolveEntity")) {
ctxt->sax->resolveEntity = *((resolveEntitySAXFunc *) value);
} else if (!strcmp(name, "SAX function getEntity")) {
ctxt->sax->getEntity = *((getEntitySAXFunc *) value);
} else if (!strcmp(name, "SAX function entityDecl")) {
ctxt->sax->entityDecl = *((entityDeclSAXFunc *) value);
} else if (!strcmp(name, "SAX function notationDecl")) {
ctxt->sax->notationDecl = *((notationDeclSAXFunc *) value);
} else if (!strcmp(name, "SAX function attributeDecl")) {
ctxt->sax->attributeDecl = *((attributeDeclSAXFunc *) value);
} else if (!strcmp(name, "SAX function elementDecl")) {
ctxt->sax->elementDecl = *((elementDeclSAXFunc *) value);
} else if (!strcmp(name, "SAX function unparsedEntityDecl")) {
ctxt->sax->unparsedEntityDecl = *((unparsedEntityDeclSAXFunc *) value);
} else if (!strcmp(name, "SAX function setDocumentLocator")) {
ctxt->sax->setDocumentLocator = *((setDocumentLocatorSAXFunc *) value);
} else if (!strcmp(name, "SAX function startDocument")) {
ctxt->sax->startDocument = *((startDocumentSAXFunc *) value);
} else if (!strcmp(name, "SAX function endDocument")) {
ctxt->sax->endDocument = *((endDocumentSAXFunc *) value);
} else if (!strcmp(name, "SAX function startElement")) {
ctxt->sax->startElement = *((startElementSAXFunc *) value);
} else if (!strcmp(name, "SAX function endElement")) {
ctxt->sax->endElement = *((endElementSAXFunc *) value);
} else if (!strcmp(name, "SAX function reference")) {
ctxt->sax->reference = *((referenceSAXFunc *) value);
} else if (!strcmp(name, "SAX function characters")) {
ctxt->sax->characters = *((charactersSAXFunc *) value);
} else if (!strcmp(name, "SAX function ignorableWhitespace")) {
ctxt->sax->ignorableWhitespace = *((ignorableWhitespaceSAXFunc *) value);
} else if (!strcmp(name, "SAX function processingInstruction")) {
ctxt->sax->processingInstruction = *((processingInstructionSAXFunc *) value);
} else if (!strcmp(name, "SAX function comment")) {
ctxt->sax->comment = *((commentSAXFunc *) value);
} else if (!strcmp(name, "SAX function warning")) {
ctxt->sax->warning = *((warningSAXFunc *) value);
} else if (!strcmp(name, "SAX function error")) {
ctxt->sax->error = *((errorSAXFunc *) value);
} else if (!strcmp(name, "SAX function fatalError")) {
ctxt->sax->fatalError = *((fatalErrorSAXFunc *) value);
} else if (!strcmp(name, "SAX function getParameterEntity")) {
ctxt->sax->getParameterEntity = *((getParameterEntitySAXFunc *) value);
} else if (!strcmp(name, "SAX function cdataBlock")) {
ctxt->sax->cdataBlock = *((cdataBlockSAXFunc *) value);
} else if (!strcmp(name, "SAX function externalSubset")) {
ctxt->sax->externalSubset = *((externalSubsetSAXFunc *) value);
} else {
return(-1);
}
return(0);
}
/************************************************************************
* *
* Some functions to avoid too large macros *
* *
************************************************************************/
/**
* xmlIsChar:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [2] Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD]
* | [#x10000-#x10FFFF]
* any Unicode character, excluding the surrogate blocks, FFFE, and FFFF.
* Also available as a macro IS_CHAR()
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsChar(int c) {
return(
((c) == 0x09) || ((c) == 0x0A) || ((c) == 0x0D) ||
(((c) >= 0x20) && ((c) <= 0xD7FF)) ||
(((c) >= 0xE000) && ((c) <= 0xFFFD)) ||
(((c) >= 0x10000) && ((c) <= 0x10FFFF)));
}
/**
* xmlIsBlank:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [3] S ::= (#x20 | #x9 | #xD | #xA)+
* Also available as a macro IS_BLANK()
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsBlank(int c) {
return(((c) == 0x20) || ((c) == 0x09) || ((c) == 0xA) || ((c) == 0x0D));
}
/**
* xmlIsBaseChar:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [85] BaseChar ::= ... long list see REC ...
*
* VI is your friend !
* :1,$ s/\[#x\([0-9A-Z]*\)-#x\([0-9A-Z]*\)\]/ (((c) >= 0x\1) \&\& ((c) <= 0x\2)) ||/
* and
* :1,$ s/#x\([0-9A-Z]*\)/ ((c) == 0x\1) ||/
*
* Returns 0 if not, non-zero otherwise
*/
static int xmlBaseArray[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x0000 - 0x000F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x0010 - 0x001F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x0020 - 0x002F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x0030 - 0x003F */
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 0x0040 - 0x004F */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, /* 0x0050 - 0x005F */
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 0x0060 - 0x006F */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, /* 0x0070 - 0x007F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x0080 - 0x008F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x0090 - 0x009F */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x00A0 - 0x00AF */
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x00B0 - 0x00BF */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 0x00C0 - 0x00CF */
1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, /* 0x00D0 - 0x00DF */
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /* 0x00E0 - 0x00EF */
1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, /* 0x00F0 - 0x00FF */
};
int
xmlIsBaseChar(int c) {
return(
(((c) < 0x0100) ? xmlBaseArray[c] :
( /* accelerator */
(((c) >= 0x0100) && ((c) <= 0x0131)) ||
(((c) >= 0x0134) && ((c) <= 0x013E)) ||
(((c) >= 0x0141) && ((c) <= 0x0148)) ||
(((c) >= 0x014A) && ((c) <= 0x017E)) ||
(((c) >= 0x0180) && ((c) <= 0x01C3)) ||
(((c) >= 0x01CD) && ((c) <= 0x01F0)) ||
(((c) >= 0x01F4) && ((c) <= 0x01F5)) ||
(((c) >= 0x01FA) && ((c) <= 0x0217)) ||
(((c) >= 0x0250) && ((c) <= 0x02A8)) ||
(((c) >= 0x02BB) && ((c) <= 0x02C1)) ||
((c) == 0x0386) ||
(((c) >= 0x0388) && ((c) <= 0x038A)) ||
((c) == 0x038C) ||
(((c) >= 0x038E) && ((c) <= 0x03A1)) ||
(((c) >= 0x03A3) && ((c) <= 0x03CE)) ||
(((c) >= 0x03D0) && ((c) <= 0x03D6)) ||
((c) == 0x03DA) ||
((c) == 0x03DC) ||
((c) == 0x03DE) ||
((c) == 0x03E0) ||
(((c) >= 0x03E2) && ((c) <= 0x03F3)) ||
(((c) >= 0x0401) && ((c) <= 0x040C)) ||
(((c) >= 0x040E) && ((c) <= 0x044F)) ||
(((c) >= 0x0451) && ((c) <= 0x045C)) ||
(((c) >= 0x045E) && ((c) <= 0x0481)) ||
(((c) >= 0x0490) && ((c) <= 0x04C4)) ||
(((c) >= 0x04C7) && ((c) <= 0x04C8)) ||
(((c) >= 0x04CB) && ((c) <= 0x04CC)) ||
(((c) >= 0x04D0) && ((c) <= 0x04EB)) ||
(((c) >= 0x04EE) && ((c) <= 0x04F5)) ||
(((c) >= 0x04F8) && ((c) <= 0x04F9)) ||
(((c) >= 0x0531) && ((c) <= 0x0556)) ||
((c) == 0x0559) ||
(((c) >= 0x0561) && ((c) <= 0x0586)) ||
(((c) >= 0x05D0) && ((c) <= 0x05EA)) ||
(((c) >= 0x05F0) && ((c) <= 0x05F2)) ||
(((c) >= 0x0621) && ((c) <= 0x063A)) ||
(((c) >= 0x0641) && ((c) <= 0x064A)) ||
(((c) >= 0x0671) && ((c) <= 0x06B7)) ||
(((c) >= 0x06BA) && ((c) <= 0x06BE)) ||
(((c) >= 0x06C0) && ((c) <= 0x06CE)) ||
(((c) >= 0x06D0) && ((c) <= 0x06D3)) ||
((c) == 0x06D5) ||
(((c) >= 0x06E5) && ((c) <= 0x06E6)) ||
(((c) >= 0x905) && ( /* accelerator */
(((c) >= 0x0905) && ((c) <= 0x0939)) ||
((c) == 0x093D) ||
(((c) >= 0x0958) && ((c) <= 0x0961)) ||
(((c) >= 0x0985) && ((c) <= 0x098C)) ||
(((c) >= 0x098F) && ((c) <= 0x0990)) ||
(((c) >= 0x0993) && ((c) <= 0x09A8)) ||
(((c) >= 0x09AA) && ((c) <= 0x09B0)) ||
((c) == 0x09B2) ||
(((c) >= 0x09B6) && ((c) <= 0x09B9)) ||
(((c) >= 0x09DC) && ((c) <= 0x09DD)) ||
(((c) >= 0x09DF) && ((c) <= 0x09E1)) ||
(((c) >= 0x09F0) && ((c) <= 0x09F1)) ||
(((c) >= 0x0A05) && ((c) <= 0x0A0A)) ||
(((c) >= 0x0A0F) && ((c) <= 0x0A10)) ||
(((c) >= 0x0A13) && ((c) <= 0x0A28)) ||
(((c) >= 0x0A2A) && ((c) <= 0x0A30)) ||
(((c) >= 0x0A32) && ((c) <= 0x0A33)) ||
(((c) >= 0x0A35) && ((c) <= 0x0A36)) ||
(((c) >= 0x0A38) && ((c) <= 0x0A39)) ||
(((c) >= 0x0A59) && ((c) <= 0x0A5C)) ||
((c) == 0x0A5E) ||
(((c) >= 0x0A72) && ((c) <= 0x0A74)) ||
(((c) >= 0x0A85) && ((c) <= 0x0A8B)) ||
((c) == 0x0A8D) ||
(((c) >= 0x0A8F) && ((c) <= 0x0A91)) ||
(((c) >= 0x0A93) && ((c) <= 0x0AA8)) ||
(((c) >= 0x0AAA) && ((c) <= 0x0AB0)) ||
(((c) >= 0x0AB2) && ((c) <= 0x0AB3)) ||
(((c) >= 0x0AB5) && ((c) <= 0x0AB9)) ||
((c) == 0x0ABD) ||
((c) == 0x0AE0) ||
(((c) >= 0x0B05) && ((c) <= 0x0B0C)) ||
(((c) >= 0x0B0F) && ((c) <= 0x0B10)) ||
(((c) >= 0x0B13) && ((c) <= 0x0B28)) ||
(((c) >= 0x0B2A) && ((c) <= 0x0B30)) ||
(((c) >= 0x0B32) && ((c) <= 0x0B33)) ||
(((c) >= 0x0B36) && ((c) <= 0x0B39)) ||
((c) == 0x0B3D) ||
(((c) >= 0x0B5C) && ((c) <= 0x0B5D)) ||
(((c) >= 0x0B5F) && ((c) <= 0x0B61)) ||
(((c) >= 0x0B85) && ((c) <= 0x0B8A)) ||
(((c) >= 0x0B8E) && ((c) <= 0x0B90)) ||
(((c) >= 0x0B92) && ((c) <= 0x0B95)) ||
(((c) >= 0x0B99) && ((c) <= 0x0B9A)) ||
((c) == 0x0B9C) ||
(((c) >= 0x0B9E) && ((c) <= 0x0B9F)) ||
(((c) >= 0x0BA3) && ((c) <= 0x0BA4)) ||
(((c) >= 0x0BA8) && ((c) <= 0x0BAA)) ||
(((c) >= 0x0BAE) && ((c) <= 0x0BB5)) ||
(((c) >= 0x0BB7) && ((c) <= 0x0BB9)) ||
(((c) >= 0x0C05) && ((c) <= 0x0C0C)) ||
(((c) >= 0x0C0E) && ((c) <= 0x0C10)) ||
(((c) >= 0x0C12) && ((c) <= 0x0C28)) ||
(((c) >= 0x0C2A) && ((c) <= 0x0C33)) ||
(((c) >= 0x0C35) && ((c) <= 0x0C39)) ||
(((c) >= 0x0C60) && ((c) <= 0x0C61)) ||
(((c) >= 0x0C85) && ((c) <= 0x0C8C)) ||
(((c) >= 0x0C8E) && ((c) <= 0x0C90)) ||
(((c) >= 0x0C92) && ((c) <= 0x0CA8)) ||
(((c) >= 0x0CAA) && ((c) <= 0x0CB3)) ||
(((c) >= 0x0CB5) && ((c) <= 0x0CB9)) ||
((c) == 0x0CDE) ||
(((c) >= 0x0CE0) && ((c) <= 0x0CE1)) ||
(((c) >= 0x0D05) && ((c) <= 0x0D0C)) ||
(((c) >= 0x0D0E) && ((c) <= 0x0D10)) ||
(((c) >= 0x0D12) && ((c) <= 0x0D28)) ||
(((c) >= 0x0D2A) && ((c) <= 0x0D39)) ||
(((c) >= 0x0D60) && ((c) <= 0x0D61)) ||
(((c) >= 0x0E01) && ((c) <= 0x0E2E)) ||
((c) == 0x0E30) ||
(((c) >= 0x0E32) && ((c) <= 0x0E33)) ||
(((c) >= 0x0E40) && ((c) <= 0x0E45)) ||
(((c) >= 0x0E81) && ((c) <= 0x0E82)) ||
((c) == 0x0E84) ||
(((c) >= 0x0E87) && ((c) <= 0x0E88)) ||
((c) == 0x0E8A) ||
((c) == 0x0E8D) ||
(((c) >= 0x0E94) && ((c) <= 0x0E97)) ||
(((c) >= 0x0E99) && ((c) <= 0x0E9F)) ||
(((c) >= 0x0EA1) && ((c) <= 0x0EA3)) ||
((c) == 0x0EA5) ||
((c) == 0x0EA7) ||
(((c) >= 0x0EAA) && ((c) <= 0x0EAB)) ||
(((c) >= 0x0EAD) && ((c) <= 0x0EAE)) ||
((c) == 0x0EB0) ||
(((c) >= 0x0EB2) && ((c) <= 0x0EB3)) ||
((c) == 0x0EBD) ||
(((c) >= 0x0EC0) && ((c) <= 0x0EC4)) ||
(((c) >= 0x0F40) && ((c) <= 0x0F47)) ||
(((c) >= 0x0F49) && ((c) <= 0x0F69)) ||
(((c) >= 0x10A0) && ( /* accelerator */
(((c) >= 0x10A0) && ((c) <= 0x10C5)) ||
(((c) >= 0x10D0) && ((c) <= 0x10F6)) ||
((c) == 0x1100) ||
(((c) >= 0x1102) && ((c) <= 0x1103)) ||
(((c) >= 0x1105) && ((c) <= 0x1107)) ||
((c) == 0x1109) ||
(((c) >= 0x110B) && ((c) <= 0x110C)) ||
(((c) >= 0x110E) && ((c) <= 0x1112)) ||
((c) == 0x113C) ||
((c) == 0x113E) ||
((c) == 0x1140) ||
((c) == 0x114C) ||
((c) == 0x114E) ||
((c) == 0x1150) ||
(((c) >= 0x1154) && ((c) <= 0x1155)) ||
((c) == 0x1159) ||
(((c) >= 0x115F) && ((c) <= 0x1161)) ||
((c) == 0x1163) ||
((c) == 0x1165) ||
((c) == 0x1167) ||
((c) == 0x1169) ||
(((c) >= 0x116D) && ((c) <= 0x116E)) ||
(((c) >= 0x1172) && ((c) <= 0x1173)) ||
((c) == 0x1175) ||
((c) == 0x119E) ||
((c) == 0x11A8) ||
((c) == 0x11AB) ||
(((c) >= 0x11AE) && ((c) <= 0x11AF)) ||
(((c) >= 0x11B7) && ((c) <= 0x11B8)) ||
((c) == 0x11BA) ||
(((c) >= 0x11BC) && ((c) <= 0x11C2)) ||
((c) == 0x11EB) ||
((c) == 0x11F0) ||
((c) == 0x11F9) ||
(((c) >= 0x1E00) && ((c) <= 0x1E9B)) ||
(((c) >= 0x1EA0) && ((c) <= 0x1EF9)) ||
(((c) >= 0x1F00) && ((c) <= 0x1F15)) ||
(((c) >= 0x1F18) && ((c) <= 0x1F1D)) ||
(((c) >= 0x1F20) && ((c) <= 0x1F45)) ||
(((c) >= 0x1F48) && ((c) <= 0x1F4D)) ||
(((c) >= 0x1F50) && ((c) <= 0x1F57)) ||
((c) == 0x1F59) ||
((c) == 0x1F5B) ||
((c) == 0x1F5D) ||
(((c) >= 0x1F5F) && ((c) <= 0x1F7D)) ||
(((c) >= 0x1F80) && ((c) <= 0x1FB4)) ||
(((c) >= 0x1FB6) && ((c) <= 0x1FBC)) ||
((c) == 0x1FBE) ||
(((c) >= 0x1FC2) && ((c) <= 0x1FC4)) ||
(((c) >= 0x1FC6) && ((c) <= 0x1FCC)) ||
(((c) >= 0x1FD0) && ((c) <= 0x1FD3)) ||
(((c) >= 0x1FD6) && ((c) <= 0x1FDB)) ||
(((c) >= 0x1FE0) && ((c) <= 0x1FEC)) ||
(((c) >= 0x1FF2) && ((c) <= 0x1FF4)) ||
(((c) >= 0x1FF6) && ((c) <= 0x1FFC)) ||
((c) == 0x2126) ||
(((c) >= 0x212A) && ((c) <= 0x212B)) ||
((c) == 0x212E) ||
(((c) >= 0x2180) && ((c) <= 0x2182)) ||
(((c) >= 0x3041) && ((c) <= 0x3094)) ||
(((c) >= 0x30A1) && ((c) <= 0x30FA)) ||
(((c) >= 0x3105) && ((c) <= 0x312C)) ||
(((c) >= 0xAC00) && ((c) <= 0xD7A3))) /* accelerators */ ))))));
}
/**
* xmlIsDigit:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [88] Digit ::= ... long list see REC ...
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsDigit(int c) {
return(
(((c) >= 0x0030) && ((c) <= 0x0039)) ||
(((c) >= 0x660) && ( /* accelerator */
(((c) >= 0x0660) && ((c) <= 0x0669)) ||
(((c) >= 0x06F0) && ((c) <= 0x06F9)) ||
(((c) >= 0x0966) && ((c) <= 0x096F)) ||
(((c) >= 0x09E6) && ((c) <= 0x09EF)) ||
(((c) >= 0x0A66) && ((c) <= 0x0A6F)) ||
(((c) >= 0x0AE6) && ((c) <= 0x0AEF)) ||
(((c) >= 0x0B66) && ((c) <= 0x0B6F)) ||
(((c) >= 0x0BE7) && ((c) <= 0x0BEF)) ||
(((c) >= 0x0C66) && ((c) <= 0x0C6F)) ||
(((c) >= 0x0CE6) && ((c) <= 0x0CEF)) ||
(((c) >= 0x0D66) && ((c) <= 0x0D6F)) ||
(((c) >= 0x0E50) && ((c) <= 0x0E59)) ||
(((c) >= 0x0ED0) && ((c) <= 0x0ED9)) ||
(((c) >= 0x0F20) && ((c) <= 0x0F29))) /* accelerator */ ));
}
/**
* xmlIsCombining:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [87] CombiningChar ::= ... long list see REC ...
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsCombining(int c) {
return(
(((c) >= 0x300) && ( /* accelerator */
(((c) >= 0x0300) && ((c) <= 0x0345)) ||
(((c) >= 0x0360) && ((c) <= 0x0361)) ||
(((c) >= 0x0483) && ((c) <= 0x0486)) ||
(((c) >= 0x0591) && ((c) <= 0x05A1)) ||
(((c) >= 0x05A3) && ((c) <= 0x05B9)) ||
(((c) >= 0x05BB) && ((c) <= 0x05BD)) ||
((c) == 0x05BF) ||
(((c) >= 0x05C1) && ((c) <= 0x05C2)) ||
((c) == 0x05C4) ||
(((c) >= 0x064B) && ((c) <= 0x0652)) ||
((c) == 0x0670) ||
(((c) >= 0x06D6) && ((c) <= 0x06DC)) ||
(((c) >= 0x06DD) && ((c) <= 0x06DF)) ||
(((c) >= 0x06E0) && ((c) <= 0x06E4)) ||
(((c) >= 0x06E7) && ((c) <= 0x06E8)) ||
(((c) >= 0x06EA) && ((c) <= 0x06ED)) ||
(((c) >= 0x0901) && ( /* accelerator */
(((c) >= 0x0901) && ((c) <= 0x0903)) ||
((c) == 0x093C) ||
(((c) >= 0x093E) && ((c) <= 0x094C)) ||
((c) == 0x094D) ||
(((c) >= 0x0951) && ((c) <= 0x0954)) ||
(((c) >= 0x0962) && ((c) <= 0x0963)) ||
(((c) >= 0x0981) && ((c) <= 0x0983)) ||
((c) == 0x09BC) ||
((c) == 0x09BE) ||
((c) == 0x09BF) ||
(((c) >= 0x09C0) && ((c) <= 0x09C4)) ||
(((c) >= 0x09C7) && ((c) <= 0x09C8)) ||
(((c) >= 0x09CB) && ((c) <= 0x09CD)) ||
((c) == 0x09D7) ||
(((c) >= 0x09E2) && ((c) <= 0x09E3)) ||
(((c) >= 0x0A02) && ( /* accelerator */
((c) == 0x0A02) ||
((c) == 0x0A3C) ||
((c) == 0x0A3E) ||
((c) == 0x0A3F) ||
(((c) >= 0x0A40) && ((c) <= 0x0A42)) ||
(((c) >= 0x0A47) && ((c) <= 0x0A48)) ||
(((c) >= 0x0A4B) && ((c) <= 0x0A4D)) ||
(((c) >= 0x0A70) && ((c) <= 0x0A71)) ||
(((c) >= 0x0A81) && ((c) <= 0x0A83)) ||
((c) == 0x0ABC) ||
(((c) >= 0x0ABE) && ((c) <= 0x0AC5)) ||
(((c) >= 0x0AC7) && ((c) <= 0x0AC9)) ||
(((c) >= 0x0ACB) && ((c) <= 0x0ACD)) ||
(((c) >= 0x0B01) && ((c) <= 0x0B03)) ||
((c) == 0x0B3C) ||
(((c) >= 0x0B3E) && ((c) <= 0x0B43)) ||
(((c) >= 0x0B47) && ((c) <= 0x0B48)) ||
(((c) >= 0x0B4B) && ((c) <= 0x0B4D)) ||
(((c) >= 0x0B56) && ((c) <= 0x0B57)) ||
(((c) >= 0x0B82) && ((c) <= 0x0B83)) ||
(((c) >= 0x0BBE) && ((c) <= 0x0BC2)) ||
(((c) >= 0x0BC6) && ((c) <= 0x0BC8)) ||
(((c) >= 0x0BCA) && ((c) <= 0x0BCD)) ||
((c) == 0x0BD7) ||
(((c) >= 0x0C01) && ((c) <= 0x0C03)) ||
(((c) >= 0x0C3E) && ((c) <= 0x0C44)) ||
(((c) >= 0x0C46) && ((c) <= 0x0C48)) ||
(((c) >= 0x0C4A) && ((c) <= 0x0C4D)) ||
(((c) >= 0x0C55) && ((c) <= 0x0C56)) ||
(((c) >= 0x0C82) && ((c) <= 0x0C83)) ||
(((c) >= 0x0CBE) && ((c) <= 0x0CC4)) ||
(((c) >= 0x0CC6) && ((c) <= 0x0CC8)) ||
(((c) >= 0x0CCA) && ((c) <= 0x0CCD)) ||
(((c) >= 0x0CD5) && ((c) <= 0x0CD6)) ||
(((c) >= 0x0D02) && ((c) <= 0x0D03)) ||
(((c) >= 0x0D3E) && ((c) <= 0x0D43)) ||
(((c) >= 0x0D46) && ((c) <= 0x0D48)) ||
(((c) >= 0x0D4A) && ((c) <= 0x0D4D)) ||
((c) == 0x0D57) ||
(((c) >= 0x0E31) && ( /* accelerator */
((c) == 0x0E31) ||
(((c) >= 0x0E34) && ((c) <= 0x0E3A)) ||
(((c) >= 0x0E47) && ((c) <= 0x0E4E)) ||
((c) == 0x0EB1) ||
(((c) >= 0x0EB4) && ((c) <= 0x0EB9)) ||
(((c) >= 0x0EBB) && ((c) <= 0x0EBC)) ||
(((c) >= 0x0EC8) && ((c) <= 0x0ECD)) ||
(((c) >= 0x0F18) && ((c) <= 0x0F19)) ||
((c) == 0x0F35) ||
((c) == 0x0F37) ||
((c) == 0x0F39) ||
((c) == 0x0F3E) ||
((c) == 0x0F3F) ||
(((c) >= 0x0F71) && ((c) <= 0x0F84)) ||
(((c) >= 0x0F86) && ((c) <= 0x0F8B)) ||
(((c) >= 0x0F90) && ((c) <= 0x0F95)) ||
((c) == 0x0F97) ||
(((c) >= 0x0F99) && ((c) <= 0x0FAD)) ||
(((c) >= 0x0FB1) && ((c) <= 0x0FB7)) ||
((c) == 0x0FB9) ||
(((c) >= 0x20D0) && ((c) <= 0x20DC)) ||
((c) == 0x20E1) ||
(((c) >= 0x302A) && ((c) <= 0x302F)) ||
((c) == 0x3099) ||
((c) == 0x309A))))))))));
}
/**
* xmlIsExtender:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [89] Extender ::= #x00B7 | #x02D0 | #x02D1 | #x0387 | #x0640 |
* #x0E46 | #x0EC6 | #x3005 | [#x3031-#x3035] |
* [#x309D-#x309E] | [#x30FC-#x30FE]
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsExtender(int c) {
switch (c) {
case 0x00B7: case 0x02D0: case 0x02D1: case 0x0387:
case 0x0640: case 0x0E46: case 0x0EC6: case 0x3005:
case 0x3031: case 0x3032: case 0x3033: case 0x3034:
case 0x3035: case 0x309D: case 0x309E: case 0x30FC:
case 0x30FE:
return 1;
default:
return 0;
}
}
/**
* xmlIsIdeographic:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [86] Ideographic ::= [#x4E00-#x9FA5] | #x3007 | [#x3021-#x3029]
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsIdeographic(int c) {
return(((c) < 0x0100) ? 0 :
(((c) >= 0x4e00) && ((c) <= 0x9fa5)) ||
(((c) >= 0xf900) && ((c) <= 0xfa2d)) ||
(((c) >= 0x3021) && ((c) <= 0x3029)) ||
((c) == 0x3007));
}
/**
* xmlIsLetter:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [84] Letter ::= BaseChar | Ideographic
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsLetter(int c) {
return(IS_BASECHAR(c) || IS_IDEOGRAPHIC(c));
}
/**
* xmlIsPubidChar:
* @c: an unicode character (int)
*
* Check whether the character is allowed by the production
* [13] PubidChar ::= #x20 | #xD | #xA | [a-zA-Z0-9] | [-'()+,./:=?;!*#@$_%]
*
* Returns 0 if not, non-zero otherwise
*/
int
xmlIsPubidChar(int c) {
return(
((c) == 0x20) || ((c) == 0x0D) || ((c) == 0x0A) ||
(((c) >= 'a') && ((c) <= 'z')) ||
(((c) >= 'A') && ((c) <= 'Z')) ||
(((c) >= '0') && ((c) <= '9')) ||
((c) == '-') || ((c) == '\'') || ((c) == '(') || ((c) == ')') ||
((c) == '+') || ((c) == ',') || ((c) == '.') || ((c) == '/') ||
((c) == ':') || ((c) == '=') || ((c) == '?') || ((c) == ';') ||
((c) == '!') || ((c) == '*') || ((c) == '#') || ((c) == '@') ||
((c) == '$') || ((c) == '_') || ((c) == '%'));
}
/************************************************************************
* *
* Input handling functions for progressive parsing *
* *
************************************************************************/
/* #define DEBUG_INPUT */
/* #define DEBUG_STACK */
/* #define DEBUG_PUSH */
/* we need to keep enough input to show errors in context */
#define LINE_LEN 80
#ifdef DEBUG_INPUT
#define CHECK_BUFFER(in) check_buffer(in)
void check_buffer(xmlParserInputPtr in) {
if (in->base != in->buf->buffer->content) {
xmlGenericError(xmlGenericErrorContext,
"xmlParserInput: base mismatch problem\n");
}
if (in->cur < in->base) {
xmlGenericError(xmlGenericErrorContext,
"xmlParserInput: cur < base problem\n");
}
if (in->cur > in->base + in->buf->buffer->use) {
xmlGenericError(xmlGenericErrorContext,
"xmlParserInput: cur > base + use problem\n");
}
xmlGenericError(xmlGenericErrorContext,"buffer %x : content %x, cur %d, use %d, size %d\n",
(int) in, (int) in->buf->buffer->content, in->cur - in->base,
in->buf->buffer->use, in->buf->buffer->size);
}
#else
#define CHECK_BUFFER(in)
#endif
/**
* xmlParserInputRead:
* @in: an XML parser input
* @len: an indicative size for the lookahead
*
* This function refresh the input for the parser. It doesn't try to
* preserve pointers to the input buffer, and discard already read data
*
* Returns the number of xmlChars read, or -1 in case of error, 0 indicate the
* end of this entity
*/
int
xmlParserInputRead(xmlParserInputPtr in, int len) {
int ret;
int used;
int indx;
#ifdef DEBUG_INPUT
xmlGenericError(xmlGenericErrorContext, "Read\n");
#endif
if (in->buf == NULL) return(-1);
if (in->base == NULL) return(-1);
if (in->cur == NULL) return(-1);
if (in->buf->buffer == NULL) return(-1);
if (in->buf->readcallback == NULL) return(-1);
CHECK_BUFFER(in);
used = in->cur - in->buf->buffer->content;
ret = xmlBufferShrink(in->buf->buffer, used);
if (ret > 0) {
in->cur -= ret;
in->consumed += ret;
}
ret = xmlParserInputBufferRead(in->buf, len);
if (in->base != in->buf->buffer->content) {
/*
* the buffer has been realloced
*/
indx = in->cur - in->base;
in->base = in->buf->buffer->content;
in->cur = &in->buf->buffer->content[indx];
}
in->end = &in->buf->buffer->content[in->buf->buffer->use];
CHECK_BUFFER(in);
return(ret);
}
/**
* xmlParserInputGrow:
* @in: an XML parser input
* @len: an indicative size for the lookahead
*
* This function increase the input for the parser. It tries to
* preserve pointers to the input buffer, and keep already read data
*
* Returns the number of xmlChars read, or -1 in case of error, 0 indicate the
* end of this entity
*/
int
xmlParserInputGrow(xmlParserInputPtr in, int len) {
int ret;
int indx;
#ifdef DEBUG_INPUT
xmlGenericError(xmlGenericErrorContext, "Grow\n");
#endif
if (in->buf == NULL) return(-1);
if (in->base == NULL) return(-1);