root/ext/xml/compat.c

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DEFINITIONS

This source file includes following definitions.
  1. _qualify_namespace
  2. _start_element_handler
  3. _start_element_handler_ns
  4. _namespace_handler
  5. _end_element_handler
  6. _end_element_handler_ns
  7. _cdata_handler
  8. _pi_handler
  9. _unparsed_entity_decl_handler
  10. _notation_decl_handler
  11. _build_comment
  12. _comment_handler
  13. _build_entity
  14. _external_entity_ref_handler
  15. _get_entity
  16. XML_ParserCreate
  17. XML_ParserCreateNS
  18. XML_ParserCreate_MM
  19. XML_SetUserData
  20. XML_GetUserData
  21. XML_SetElementHandler
  22. XML_SetCharacterDataHandler
  23. XML_SetProcessingInstructionHandler
  24. XML_SetCommentHandler
  25. XML_SetDefaultHandler
  26. XML_SetUnparsedEntityDeclHandler
  27. XML_SetNotationDeclHandler
  28. XML_SetExternalEntityRefHandler
  29. XML_SetStartNamespaceDeclHandler
  30. XML_SetEndNamespaceDeclHandler
  31. XML_Parse
  32. XML_GetErrorCode
  33. XML_ErrorString
  34. XML_GetCurrentLineNumber
  35. XML_GetCurrentColumnNumber
  36. XML_GetCurrentByteIndex
  37. XML_GetCurrentByteCount
  38. XML_ExpatVersion
  39. XML_ParserFree

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2013 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Sterling Hughes <sterling@php.net>                          |
   +----------------------------------------------------------------------+
 */

#include "php.h"
#if defined(HAVE_LIBXML) && (defined(HAVE_XML) || defined(HAVE_XMLRPC)) && !defined(HAVE_LIBEXPAT)
#include "expat_compat.h"

typedef struct _php_xml_ns {
        xmlNsPtr nsptr;
        int ref_count;
        void *next;
        void *prev;
} php_xml_ns;

#ifdef LIBXML_EXPAT_COMPAT

#define IS_NS_DECL(__ns) \
        ((__ns) != NULL && strlen(__ns) == 5 && *(__ns) == 'x' && *((__ns)+1) == 'm' && \
         *((__ns)+2) == 'l' && *((__ns)+3) == 'n' && *((__ns)+4) == 's')

static void 
_qualify_namespace(XML_Parser parser, const xmlChar *name, const xmlChar *URI, xmlChar **qualified)
{
        if (URI) {
                        /* Use libxml functions otherwise its memory deallocation is screwed up */
                        *qualified = xmlStrdup(URI);
                        *qualified = xmlStrncat(*qualified, parser->_ns_separator, 1);
                        *qualified = xmlStrncat(*qualified, name, xmlStrlen(name));
        } else {
                *qualified = xmlStrdup(name);
        }
}

static void
_start_element_handler(void *user, const xmlChar *name, const xmlChar **attributes)
{
        XML_Parser  parser = (XML_Parser) user;
        xmlChar    *qualified_name = NULL;

        if (parser->h_start_element == NULL) {
                if (parser->h_default) {
                        int attno = 0;

                        qualified_name = xmlStrncatNew((xmlChar *)"<", name, xmlStrlen(name));
                        if (attributes) {
                                while (attributes[attno] != NULL) {
                                        int att_len;
                                        char *att_string, *att_name, *att_value;

                                        att_name = (char *)attributes[attno++];
                                        att_value = (char *)attributes[attno++];

                                        att_len = spprintf(&att_string, 0, " %s=\"%s\"", att_name, att_value);

                                        qualified_name = xmlStrncat(qualified_name, (xmlChar *)att_string, att_len);
                                        efree(att_string);
                                }

                        }
                        qualified_name = xmlStrncat(qualified_name, (xmlChar *)">", 1);
                        parser->h_default(parser->user, (const XML_Char *) qualified_name, xmlStrlen(qualified_name));
                        xmlFree(qualified_name);
                }
                return;
        }

        qualified_name = xmlStrdup(name);

        parser->h_start_element(parser->user, (const XML_Char *) qualified_name, (const XML_Char **) attributes);

        xmlFree(qualified_name);
}

static void
_start_element_handler_ns(void *user, const xmlChar *name, const xmlChar *prefix, const xmlChar *URI, int nb_namespaces, const xmlChar ** namespaces, int nb_attributes, int nb_defaulted, const xmlChar ** attributes)
{
        XML_Parser  parser = (XML_Parser) user;
        xmlChar    *qualified_name = NULL;
        xmlChar **attrs = NULL;
        int i;
        int z = 0;
        int y = 0;
        
        if (nb_namespaces > 0 && parser->h_start_ns != NULL) {
                for (i = 0; i < nb_namespaces; i += 1) {
                        parser->h_start_ns(parser->user, (const XML_Char *) namespaces[y], (const XML_Char *) namespaces[y+1]);
                        y += 2;
                }
                y = 0;
        }
        
        if (parser->h_start_element == NULL) {
                if (parser->h_default) {

                        if (prefix) {
                                qualified_name = xmlStrncatNew((xmlChar *)"<", prefix, xmlStrlen(prefix));
                                qualified_name = xmlStrncat(qualified_name, (xmlChar *)":", 1);
                                qualified_name = xmlStrncat(qualified_name, name, xmlStrlen(name));
                        } else {
                                qualified_name = xmlStrncatNew((xmlChar *)"<", name, xmlStrlen(name));
                        }
                        
                        if (namespaces) {
                                int i, j;
                                for (i = 0,j = 0;j < nb_namespaces;j++) {
                                        int ns_len;
                                        char *ns_string, *ns_prefix, *ns_url;
                                        
                                        ns_prefix = (char *) namespaces[i++];
                                        ns_url = (char *) namespaces[i++];
                                        
                                        if (ns_prefix) {
                                                ns_len = spprintf(&ns_string, 0, " xmlns:%s=\"%s\"", ns_prefix, ns_url);
                                        } else {
                                                ns_len = spprintf(&ns_string, 0, " xmlns=\"%s\"", ns_url);
                                        }
                                        qualified_name = xmlStrncat(qualified_name, (xmlChar *)ns_string, ns_len);
                                        
                                        efree(ns_string);
                                }
                        }
                        
                        if (attributes) {
                                for (i = 0; i < nb_attributes; i += 1) {
                                        int att_len;
                                        char *att_string, *att_name, *att_value, *att_prefix, *att_valueend;

                                        att_name = (char *) attributes[y++];
                                        att_prefix = (char *)attributes[y++];
                                        y++;
                                        att_value = (char *)attributes[y++];
                                        att_valueend = (char *)attributes[y++];

                                        if (att_prefix) {
                                                att_len = spprintf(&att_string, 0, " %s:%s=\"", att_prefix, att_name);
                                        } else {
                                                att_len = spprintf(&att_string, 0, " %s=\"", att_name);
                                        }

                                        qualified_name = xmlStrncat(qualified_name, (xmlChar *)att_string, att_len);
                                        qualified_name = xmlStrncat(qualified_name, (xmlChar *)att_value, att_valueend - att_value);
                                        qualified_name = xmlStrncat(qualified_name, (xmlChar *)"\"", 1);
                                        
                                        efree(att_string);
                                }

                        }
                        qualified_name = xmlStrncat(qualified_name, (xmlChar *)">", 1);
                        parser->h_default(parser->user, (const XML_Char *) qualified_name, xmlStrlen(qualified_name));
                        xmlFree(qualified_name);
                }
                return;
        }
        _qualify_namespace(parser, name, URI, &qualified_name);
        
        if (attributes != NULL) {
                xmlChar    *qualified_name_attr = NULL;
                attrs = safe_emalloc((nb_attributes  * 2) + 1, sizeof(int *), 0);

                for (i = 0; i < nb_attributes; i += 1) {

                        if (attributes[y+1] != NULL) {
                                _qualify_namespace(parser, attributes[y] , attributes[y + 2], &qualified_name_attr);
                        } else {
                                qualified_name_attr = xmlStrdup(attributes[y]);
                        }
                        attrs[z] = qualified_name_attr;
                        attrs[z + 1] = xmlStrndup(attributes[y + 3] , (int) (attributes[y + 4] - attributes[y + 3]));
                        z += 2;
                        y += 5;
                }

                attrs[z] = NULL;
        }
        parser->h_start_element(parser->user, (const XML_Char *) qualified_name, (const XML_Char **) attrs);
        if (attrs) {
                for (i = 0; i < z; i++) {
                        xmlFree(attrs[i]);
                }
                efree(attrs);
        }
        xmlFree(qualified_name);
}

static void
_namespace_handler(XML_Parser parser, xmlNsPtr nsptr)
{
        if (nsptr != NULL) {
                _namespace_handler(parser, nsptr->next);
                parser->h_end_ns(parser->user, nsptr->prefix);
        }
}

static void
_end_element_handler(void *user, const xmlChar *name)
{
        xmlChar    *qualified_name;
        XML_Parser  parser = (XML_Parser) user;

        if (parser->h_end_element == NULL) {
                if (parser->h_default) {
                        char *end_element;

                        spprintf(&end_element, 0, "</%s>", (char *)name);
                        parser->h_default(parser->user, (const XML_Char *) end_element, strlen(end_element));
                        efree(end_element);
                }
                return;
        }
        
        qualified_name = xmlStrdup(name);

        parser->h_end_element(parser->user, (const XML_Char *) qualified_name);

        xmlFree(qualified_name);
}

static void
_end_element_handler_ns(void *user, const xmlChar *name, const xmlChar * prefix, const xmlChar *URI)
{
        xmlChar    *qualified_name;
        XML_Parser  parser = (XML_Parser) user;

        if (parser->h_end_element == NULL) {
                if (parser->h_default) {
                        char *end_element;
                        int end_element_len;

                        if (prefix) {
                                end_element_len = spprintf(&end_element, 0, "</%s:%s>", (char *) prefix, (char *)name);
                        } else {
                                end_element_len = spprintf(&end_element, 0, "</%s>", (char *)name);
                        }
                        parser->h_default(parser->user, (const XML_Char *) end_element, end_element_len);
                        efree(end_element);
                }
                return;
        }

        _qualify_namespace(parser, name, URI,  &qualified_name);

        parser->h_end_element(parser->user, (const XML_Char *) qualified_name);

        xmlFree(qualified_name);
}

static void
_cdata_handler(void *user, const xmlChar *cdata, int cdata_len)
{
        XML_Parser parser = (XML_Parser) user;

        if (parser->h_cdata == NULL) {
                if (parser->h_default) {
                        parser->h_default(parser->user, (const XML_Char *) cdata, cdata_len);
                }
                return;
        }

        parser->h_cdata(parser->user, (const XML_Char *) cdata, cdata_len);
}

static void
_pi_handler(void *user, const xmlChar *target, const xmlChar *data)
{
        XML_Parser parser = (XML_Parser) user;

        if (parser->h_pi == NULL) {
                if (parser->h_default) {
                        char    *full_pi;
                        spprintf(&full_pi, 0, "<?%s %s?>", (char *)target, (char *)data);
                        parser->h_default(parser->user, (const XML_Char *) full_pi, strlen(full_pi));
                        efree(full_pi);
                }
                return;
        }

        parser->h_pi(parser->user, (const XML_Char *) target, (const XML_Char *) data);
}

static void
_unparsed_entity_decl_handler(void *user, 
                              const xmlChar *name, 
                                                          const xmlChar *pub_id, 
                                                          const xmlChar *sys_id, 
                                                          const xmlChar *notation)
{
        XML_Parser parser = (XML_Parser) user;

        if (parser->h_unparsed_entity_decl == NULL) {
                return;
        }

        parser->h_unparsed_entity_decl(parser->user, name, NULL, sys_id, pub_id, notation);
}

static void
_notation_decl_handler(void *user, const xmlChar *notation, const xmlChar *pub_id, const xmlChar *sys_id)
{
        XML_Parser parser = (XML_Parser) user;

        if (parser->h_notation_decl == NULL) {
                return;
        }

        parser->h_notation_decl(parser->user, notation, NULL, sys_id, pub_id);
}

static void
_build_comment(const xmlChar *data, int data_len, xmlChar **comment, int *comment_len)
{
        *comment_len = data_len + 7;
        
        *comment = xmlMalloc(*comment_len + 1);
        memcpy(*comment, "<!--", 4);
        memcpy(*comment + 4, data, data_len);
        memcpy(*comment + 4 + data_len, "-->", 3);

        (*comment)[*comment_len] = '\0';
}

static void
_comment_handler(void *user, const xmlChar *comment)
{
        XML_Parser parser = (XML_Parser) user;

        if (parser->h_default) {
                xmlChar *d_comment;
                int      d_comment_len;

                _build_comment(comment, xmlStrlen(comment), &d_comment, &d_comment_len);
                parser->h_default(parser->user, d_comment, d_comment_len);
                xmlFree(d_comment);
        }
}

static void
_build_entity(const xmlChar *name, int len, xmlChar **entity, int *entity_len) 
{
        *entity_len = len + 2;
        *entity = xmlMalloc(*entity_len + 1);
        (*entity)[0] = '&';
        memcpy(*entity+1, name, len);
        (*entity)[len+1] = ';';
        (*entity)[*entity_len] = '\0';
}

static void
_external_entity_ref_handler(void *user, const xmlChar *names, int type, const xmlChar *sys_id, const xmlChar *pub_id, xmlChar *content)
{
        XML_Parser parser = (XML_Parser) user;

        if (parser->h_external_entity_ref == NULL) {
                return;
        }

        parser->h_external_entity_ref(parser, names, "", sys_id, pub_id);
}

static xmlEntityPtr
_get_entity(void *user, const xmlChar *name)
{
        XML_Parser parser = (XML_Parser) user;
        xmlEntityPtr ret = NULL;

        if (parser->parser->inSubset == 0) {
                ret = xmlGetPredefinedEntity(name);
                if (ret == NULL)
                        ret = xmlGetDocEntity(parser->parser->myDoc, name);

                if (ret == NULL || (parser->parser->instate != XML_PARSER_ENTITY_VALUE && parser->parser->instate != XML_PARSER_ATTRIBUTE_VALUE)) {
                        if (ret == NULL || ret->etype == XML_INTERNAL_GENERAL_ENTITY || ret->etype == XML_INTERNAL_PARAMETER_ENTITY || ret->etype == XML_INTERNAL_PREDEFINED_ENTITY) {
                                /* Predefined entities will expand unless no cdata handler is present */
                                if (parser->h_default && ! (ret && ret->etype == XML_INTERNAL_PREDEFINED_ENTITY && parser->h_cdata)) {
                                        xmlChar *entity;
                                        int      len;
                                        
                                        _build_entity(name, xmlStrlen(name), &entity, &len);
                                        parser->h_default(parser->user, (const xmlChar *) entity, len);
                                        xmlFree(entity);
                                } else {
                                        /* expat will not expand internal entities if default handler is present otherwise
                                        it will expand and pass them to cdata handler */
                                        if (parser->h_cdata && ret) {
                                                parser->h_cdata(parser->user, ret->content, xmlStrlen(ret->content));
                                        }
                                }
                        } else {
                                if (ret->etype == XML_EXTERNAL_GENERAL_PARSED_ENTITY) {
                                        _external_entity_ref_handler(user, ret->name, ret->etype, ret->SystemID, ret->ExternalID, NULL);
                                }
                        }
                }
        }

        return ret;
}

static xmlSAXHandler 
php_xml_compat_handlers = {
        NULL, /* internalSubset */
        NULL, /* isStandalone */
        NULL, /* hasInternalSubset */
        NULL, /* hasExternalSubset */
        NULL, /* resolveEntity */
        _get_entity, /* getEntity */
        NULL, /* entityDecl */
        _notation_decl_handler,
        NULL, /* attributeDecl */
        NULL, /* elementDecl */
        _unparsed_entity_decl_handler, /* unparsedEntity */
        NULL, /* setDocumentLocator */
        NULL, /* startDocument */
        NULL, /* endDocument */
        _start_element_handler, /* startElement */
        _end_element_handler, /* endElement */
        NULL, /* reference */
        _cdata_handler,
        NULL, /* ignorableWhitespace */
        _pi_handler,
        _comment_handler, /* comment */
        NULL, /* warning */
        NULL, /* error */
        NULL,  /* fatalError */
        NULL,  /* getParameterEntity */
        _cdata_handler, /* cdataBlock */
        NULL, /* externalSubset */
        XML_SAX2_MAGIC,
        NULL,
        _start_element_handler_ns,
        _end_element_handler_ns,
        NULL    
};

PHPAPI XML_Parser 
XML_ParserCreate(const XML_Char *encoding)
{
        return XML_ParserCreate_MM(encoding, NULL, NULL);
}

PHPAPI XML_Parser
XML_ParserCreateNS(const XML_Char *encoding, const XML_Char sep)
{
        XML_Char tmp[2];
        tmp[0] = sep;
        tmp[1] = '\0';
        return XML_ParserCreate_MM(encoding, NULL, tmp);
}

PHPAPI XML_Parser
XML_ParserCreate_MM(const XML_Char *encoding, const XML_Memory_Handling_Suite *memsuite, const XML_Char *sep)
{
        XML_Parser parser;

        parser = (XML_Parser) emalloc(sizeof(struct _XML_Parser));
        memset(parser, 0, sizeof(struct _XML_Parser));
        parser->use_namespace = 0;
        parser->_ns_separator = NULL;

        parser->parser = xmlCreatePushParserCtxt((xmlSAXHandlerPtr) &php_xml_compat_handlers, (void *) parser, NULL, 0, NULL);
        if (parser->parser == NULL) {
                efree(parser);
                return NULL;
        }
#if LIBXML_VERSION <= 20617
        /* for older versions of libxml2, allow correct detection of
         * charset in documents with a BOM: */
        parser->parser->charset = XML_CHAR_ENCODING_NONE;
#endif

#if LIBXML_VERSION >= 20703
        xmlCtxtUseOptions(parser->parser, XML_PARSE_OLDSAX);
#endif

        parser->parser->replaceEntities = 1;
        parser->parser->wellFormed = 0;
        if (sep != NULL) {
                parser->use_namespace = 1;
                parser->parser->sax2 = 1;
                parser->_ns_separator = xmlStrdup(sep);
        } else {
                /* Reset flag as XML_SAX2_MAGIC is needed for xmlCreatePushParserCtxt 
                so must be set in the handlers */
                parser->parser->sax->initialized = 1;
        }
        return parser;
}

PHPAPI void
XML_SetUserData(XML_Parser parser, void *user)
{
        parser->user = user;
}

PHPAPI void *
XML_GetUserData(XML_Parser parser)
{
        return parser->user;
}

PHPAPI void
XML_SetElementHandler(XML_Parser parser, XML_StartElementHandler start, XML_EndElementHandler end)
{
        parser->h_start_element = start;
        parser->h_end_element = end;
}

PHPAPI void
XML_SetCharacterDataHandler(XML_Parser parser, XML_CharacterDataHandler cdata)
{
        parser->h_cdata = cdata;
}

PHPAPI void
XML_SetProcessingInstructionHandler(XML_Parser parser, XML_ProcessingInstructionHandler pi)
{
        parser->h_pi = pi;
}

PHPAPI void
XML_SetCommentHandler(XML_Parser parser, XML_CommentHandler comment)
{
        parser->h_comment = comment;
}

PHPAPI void 
XML_SetDefaultHandler(XML_Parser parser, XML_DefaultHandler d)
{
        parser->h_default = d;
}

PHPAPI void
XML_SetUnparsedEntityDeclHandler(XML_Parser parser, XML_UnparsedEntityDeclHandler unparsed_decl)
{
        parser->h_unparsed_entity_decl = unparsed_decl;
}

PHPAPI void
XML_SetNotationDeclHandler(XML_Parser parser, XML_NotationDeclHandler notation_decl)
{
        parser->h_notation_decl = notation_decl;
}

PHPAPI void
XML_SetExternalEntityRefHandler(XML_Parser parser, XML_ExternalEntityRefHandler ext_entity)
{
        parser->h_external_entity_ref = ext_entity;
}

PHPAPI void
XML_SetStartNamespaceDeclHandler(XML_Parser parser, XML_StartNamespaceDeclHandler start_ns)
{
        parser->h_start_ns = start_ns;
}

PHPAPI void
XML_SetEndNamespaceDeclHandler(XML_Parser parser, XML_EndNamespaceDeclHandler end_ns)
{
        parser->h_end_ns = end_ns;
}

PHPAPI int
XML_Parse(XML_Parser parser, const XML_Char *data, int data_len, int is_final)
{
        int error;

/* The following is a hack to keep BC with PHP 4 while avoiding 
the inifite loop in libxml <= 2.6.17 which occurs when no encoding 
has been defined and none can be detected */
#if LIBXML_VERSION <= 20617
        if (parser->parser->charset == XML_CHAR_ENCODING_NONE) {
                if (data_len >= 4 || (parser->parser->input->buf->buffer->use + data_len >= 4)) {
                        xmlChar start[4];
                        int char_count;

                        char_count = parser->parser->input->buf->buffer->use;
                        if (char_count > 4) {
                                char_count = 4;
                        }

                        memcpy(start, parser->parser->input->buf->buffer->content, (size_t)char_count);
                        memcpy(start + char_count, data, (size_t)(4 - char_count));

                        if (xmlDetectCharEncoding(&start[0], 4) == XML_CHAR_ENCODING_NONE) {
                                parser->parser->charset = XML_CHAR_ENCODING_UTF8;
                        }
                }
        }
#endif

        error = xmlParseChunk(parser->parser, data, data_len, is_final);
        if (!error) {
                return 1;
        } else if (parser->parser->lastError.level > XML_ERR_WARNING ){
                return 0;
        } else {
                return 1;
        }
}

PHPAPI int
XML_GetErrorCode(XML_Parser parser)
{
        return parser->parser->errNo;
}

static const XML_Char *const error_mapping[] = {
        (const XML_Char *)"No error",
        (const XML_Char *)"No memory",
        (const XML_Char *)"Invalid document start",
        (const XML_Char *)"Empty document",
        (const XML_Char *)"Not well-formed (invalid token)",
        (const XML_Char *)"Invalid document end",
        (const XML_Char *)"Invalid hexadecimal character reference",
        (const XML_Char *)"Invalid decimal character reference",
        (const XML_Char *)"Invalid character reference",
        (const XML_Char *)"Invalid character",
        (const XML_Char *)"XML_ERR_CHARREF_AT_EOF",
        (const XML_Char *)"XML_ERR_CHARREF_IN_PROLOG",
        (const XML_Char *)"XML_ERR_CHARREF_IN_EPILOG",
        (const XML_Char *)"XML_ERR_CHARREF_IN_DTD",
        (const XML_Char *)"XML_ERR_ENTITYREF_AT_EOF",
        (const XML_Char *)"XML_ERR_ENTITYREF_IN_PROLOG",
        (const XML_Char *)"XML_ERR_ENTITYREF_IN_EPILOG",
        (const XML_Char *)"XML_ERR_ENTITYREF_IN_DTD",
        (const XML_Char *)"PEReference at end of document",
        (const XML_Char *)"PEReference in prolog",
        (const XML_Char *)"PEReference in epilog",
        (const XML_Char *)"PEReference: forbidden within markup decl in internal subset",
        (const XML_Char *)"XML_ERR_ENTITYREF_NO_NAME",
        (const XML_Char *)"EntityRef: expecting ';'",
        (const XML_Char *)"PEReference: no name",
        (const XML_Char *)"PEReference: expecting ';'",
        (const XML_Char *)"Undeclared entity error",
        (const XML_Char *)"Undeclared entity warning",
        (const XML_Char *)"Unparsed Entity",
        (const XML_Char *)"XML_ERR_ENTITY_IS_EXTERNAL",
        (const XML_Char *)"XML_ERR_ENTITY_IS_PARAMETER",
        (const XML_Char *)"Unknown encoding",
        (const XML_Char *)"Unsupported encoding",
        (const XML_Char *)"String not started expecting ' or \"",
        (const XML_Char *)"String not closed expecting \" or '",
        (const XML_Char *)"Namespace declaration error",
        (const XML_Char *)"EntityValue: \" or ' expected",
        (const XML_Char *)"EntityValue: \" or ' expected",
        (const XML_Char *)"< in attribute",
        (const XML_Char *)"Attribute not started",
        (const XML_Char *)"Attribute not finished",
        (const XML_Char *)"Attribute without value",
        (const XML_Char *)"Attribute redefined",
        (const XML_Char *)"SystemLiteral \" or ' expected",
        (const XML_Char *)"SystemLiteral \" or ' expected",
        /* (const XML_Char *)"XML_ERR_COMMENT_NOT_STARTED", <= eliminated on purpose */
        (const XML_Char *)"Comment not finished",
        (const XML_Char *)"Processing Instruction not started",
        (const XML_Char *)"Processing Instruction not finished",
        (const XML_Char *)"NOTATION: Name expected here",
        (const XML_Char *)"'>' required to close NOTATION declaration",
        (const XML_Char *)"'(' required to start ATTLIST enumeration",
        (const XML_Char *)"'(' required to start ATTLIST enumeration",
        (const XML_Char *)"MixedContentDecl : '|' or ')*' expected",
        (const XML_Char *)"XML_ERR_MIXED_NOT_FINISHED",
        (const XML_Char *)"ELEMENT in DTD not started",
        (const XML_Char *)"ELEMENT in DTD not finished",
        (const XML_Char *)"XML declaration not started",
        (const XML_Char *)"XML declaration not finished",
        (const XML_Char *)"XML_ERR_CONDSEC_NOT_STARTED",
        (const XML_Char *)"XML conditional section not closed",
        (const XML_Char *)"Content error in the external subset",
        (const XML_Char *)"DOCTYPE not finished",
        (const XML_Char *)"Sequence ']]>' not allowed in content",
        (const XML_Char *)"CDATA not finished",
        (const XML_Char *)"Reserved XML Name",
        (const XML_Char *)"Space required",
        (const XML_Char *)"XML_ERR_SEPARATOR_REQUIRED",
        (const XML_Char *)"NmToken expected in ATTLIST enumeration",
        (const XML_Char *)"XML_ERR_NAME_REQUIRED",
        (const XML_Char *)"MixedContentDecl : '#PCDATA' expected",
        (const XML_Char *)"SYSTEM or PUBLIC, the URI is missing",
        (const XML_Char *)"PUBLIC, the Public Identifier is missing",
        (const XML_Char *)"< required",
        (const XML_Char *)"> required",
        (const XML_Char *)"</ required",
        (const XML_Char *)"= required",
        (const XML_Char *)"Mismatched tag",
        (const XML_Char *)"Tag not finished",
        (const XML_Char *)"standalone accepts only 'yes' or 'no'",
        (const XML_Char *)"Invalid XML encoding name",
        (const XML_Char *)"Comment must not contain '--' (double-hyphen)",
        (const XML_Char *)"Invalid encoding",
        (const XML_Char *)"external parsed entities cannot be standalone",
        (const XML_Char *)"XML conditional section '[' expected",
        (const XML_Char *)"Entity value required",
        (const XML_Char *)"chunk is not well balanced",
        (const XML_Char *)"extra content at the end of well balanced chunk",
        (const XML_Char *)"XML_ERR_ENTITY_CHAR_ERROR",
        (const XML_Char *)"PEReferences forbidden in internal subset",
        (const XML_Char *)"Detected an entity reference loop",
        (const XML_Char *)"XML_ERR_ENTITY_BOUNDARY",
        (const XML_Char *)"Invalid URI",
        (const XML_Char *)"Fragment not allowed",
        (const XML_Char *)"XML_WAR_CATALOG_PI",
        (const XML_Char *)"XML_ERR_NO_DTD",
        (const XML_Char *)"conditional section INCLUDE or IGNORE keyword expected", /* 95 */
        (const XML_Char *)"Version in XML Declaration missing", /* 96 */
        (const XML_Char *)"XML_WAR_UNKNOWN_VERSION", /* 97 */
        (const XML_Char *)"XML_WAR_LANG_VALUE", /* 98 */
        (const XML_Char *)"XML_WAR_NS_URI", /* 99 */
        (const XML_Char *)"XML_WAR_NS_URI_RELATIVE", /* 100 */
        (const XML_Char *)"Missing encoding in text declaration" /* 101 */
};

PHPAPI const XML_Char *
XML_ErrorString(int code)
{
        if (code < 0 || code >= (int)(sizeof(error_mapping) / sizeof(error_mapping[0]))) {
                return "Unknown";
        }
        return error_mapping[code];
}

PHPAPI int
XML_GetCurrentLineNumber(XML_Parser parser)
{
        return parser->parser->input->line;
}

PHPAPI int
XML_GetCurrentColumnNumber(XML_Parser parser)
{
        return parser->parser->input->col;
}

PHPAPI int
XML_GetCurrentByteIndex(XML_Parser parser)
{
        return parser->parser->input->consumed +
                        (parser->parser->input->cur - parser->parser->input->base);
}

PHPAPI int
XML_GetCurrentByteCount(XML_Parser parser)
{
        /* WARNING: this is identical to ByteIndex; it should probably
         * be different */
        return parser->parser->input->consumed +
                        (parser->parser->input->cur - parser->parser->input->base);
}

PHPAPI const XML_Char *XML_ExpatVersion(void)
{
        return "1.0";
}

PHPAPI void
XML_ParserFree(XML_Parser parser)
{
        if (parser->use_namespace) {
                if (parser->_ns_separator) {
                        xmlFree(parser->_ns_separator);
                }
        }
        if (parser->parser->myDoc) {
                xmlFreeDoc(parser->parser->myDoc);
                parser->parser->myDoc = NULL;
        }
        xmlFreeParserCtxt(parser->parser);
        efree(parser);
}

#endif /* LIBXML_EXPAT_COMPAT */
#endif

/**
 * Local Variables:
 * tab-width: 4
 * c-basic-offset: 4
 * indent-tabs-mode: t
 * End:
 * vim600: fdm=marker
 * vim: ts=4 noet sw=4
 */

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