зеркало из https://github.com/mozilla/gecko-dev.git
3709 строки
100 KiB
C
3709 строки
100 KiB
C
/*
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The contents of this file are subject to the Mozilla Public License
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Version 1.1 (the "License"); you may not use this file except in
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compliance with the License. You may obtain a copy of the License at
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http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS IS"
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basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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License for the specific language governing rights and limitations
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under the License.
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The Original Code is expat.
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The Initial Developer of the Original Code is James Clark.
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Portions created by James Clark are Copyright (C) 1998, 1999
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James Clark. All Rights Reserved.
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Contributor(s):
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Alternatively, the contents of this file may be used under the terms
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of the GNU General Public License (the "GPL"), in which case the
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provisions of the GPL are applicable instead of those above. If you
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wish to allow use of your version of this file only under the terms of
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the GPL and not to allow others to use your version of this file under
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the MPL, indicate your decision by deleting the provisions above and
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replace them with the notice and other provisions required by the
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GPL. If you do not delete the provisions above, a recipient may use
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your version of this file under either the MPL or the GPL.
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*/
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#include "xmldef.h"
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#include "xmlparse.h"
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#ifdef XML_UNICODE
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#define XML_ENCODE_MAX XML_UTF16_ENCODE_MAX
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#define XmlConvert XmlUtf16Convert
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#define XmlGetInternalEncoding XmlGetUtf16InternalEncoding
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#define XmlGetInternalEncodingNS XmlGetUtf16InternalEncodingNS
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#define XmlEncode XmlUtf16Encode
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#define MUST_CONVERT(enc, s) (!(enc)->isUtf16 || (((unsigned long)s) & 1))
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typedef unsigned short ICHAR;
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#else
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#define XML_ENCODE_MAX XML_UTF8_ENCODE_MAX
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#define XmlConvert XmlUtf8Convert
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#define XmlGetInternalEncoding XmlGetUtf8InternalEncoding
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#define XmlGetInternalEncodingNS XmlGetUtf8InternalEncodingNS
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#define XmlEncode XmlUtf8Encode
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#define MUST_CONVERT(enc, s) (!(enc)->isUtf8)
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typedef char ICHAR;
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#endif
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#ifndef XML_NS
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#define XmlInitEncodingNS XmlInitEncoding
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#define XmlInitUnknownEncodingNS XmlInitUnknownEncoding
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#undef XmlGetInternalEncodingNS
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#define XmlGetInternalEncodingNS XmlGetInternalEncoding
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#define XmlParseXmlDeclNS XmlParseXmlDecl
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#endif
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#ifdef XML_UNICODE_WCHAR_T
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#define XML_T(x) L ## x
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#else
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#define XML_T(x) x
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#endif
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/* Round up n to be a multiple of sz, where sz is a power of 2. */
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#define ROUND_UP(n, sz) (((n) + ((sz) - 1)) & ~((sz) - 1))
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#include "xmltok.h"
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#include "xmlrole.h"
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#include "hashtable.h"
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#define INIT_TAG_BUF_SIZE 32 /* must be a multiple of sizeof(XML_Char) */
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#define INIT_DATA_BUF_SIZE 1024
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#define INIT_ATTS_SIZE 16
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#define INIT_BLOCK_SIZE 1024
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#define INIT_BUFFER_SIZE 1024
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#define EXPAND_SPARE 24
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typedef struct binding {
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struct prefix *prefix;
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struct binding *nextTagBinding;
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struct binding *prevPrefixBinding;
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const struct attribute_id *attId;
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XML_Char *uri;
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int uriLen;
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int uriAlloc;
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} BINDING;
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typedef struct prefix {
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const XML_Char *name;
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BINDING *binding;
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} PREFIX;
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typedef struct {
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const XML_Char *str;
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const XML_Char *localPart;
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int uriLen;
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} TAG_NAME;
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typedef struct tag {
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struct tag *parent;
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const char *rawName;
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int rawNameLength;
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TAG_NAME name;
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char *buf;
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char *bufEnd;
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BINDING *bindings;
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} TAG;
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typedef struct {
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const XML_Char *name;
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const XML_Char *textPtr;
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int textLen;
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const XML_Char *systemId;
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const XML_Char *base;
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const XML_Char *publicId;
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const XML_Char *notation;
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char open;
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} ENTITY;
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typedef struct block {
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struct block *next;
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int size;
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XML_Char s[1];
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} BLOCK;
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typedef struct {
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BLOCK *blocks;
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BLOCK *freeBlocks;
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const XML_Char *end;
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XML_Char *ptr;
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XML_Char *start;
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} STRING_POOL;
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/* The XML_Char before the name is used to determine whether
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an attribute has been specified. */
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typedef struct attribute_id {
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XML_Char *name;
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PREFIX *prefix;
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char maybeTokenized;
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char xmlns;
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} ATTRIBUTE_ID;
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typedef struct {
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const ATTRIBUTE_ID *id;
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char isCdata;
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const XML_Char *value;
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} DEFAULT_ATTRIBUTE;
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typedef struct {
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const XML_Char *name;
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PREFIX *prefix;
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int nDefaultAtts;
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int allocDefaultAtts;
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DEFAULT_ATTRIBUTE *defaultAtts;
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} ELEMENT_TYPE;
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typedef struct {
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HASH_TABLE generalEntities;
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HASH_TABLE elementTypes;
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HASH_TABLE attributeIds;
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HASH_TABLE prefixes;
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STRING_POOL pool;
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int complete;
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int standalone;
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#ifdef XML_DTD
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HASH_TABLE paramEntities;
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#endif /* XML_DTD */
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PREFIX defaultPrefix;
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} DTD;
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typedef struct open_internal_entity {
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const char *internalEventPtr;
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const char *internalEventEndPtr;
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struct open_internal_entity *next;
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ENTITY *entity;
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} OPEN_INTERNAL_ENTITY;
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typedef enum XML_Error Processor(XML_Parser parser,
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const char *start,
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const char *end,
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const char **endPtr);
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static Processor prologProcessor;
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static Processor prologInitProcessor;
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static Processor contentProcessor;
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static Processor cdataSectionProcessor;
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#ifdef XML_DTD
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static Processor ignoreSectionProcessor;
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#endif /* XML_DTD */
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static Processor epilogProcessor;
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static Processor errorProcessor;
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static Processor externalEntityInitProcessor;
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static Processor externalEntityInitProcessor2;
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static Processor externalEntityInitProcessor3;
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static Processor externalEntityContentProcessor;
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static enum XML_Error
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handleUnknownEncoding(XML_Parser parser, const XML_Char *encodingName);
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static enum XML_Error
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processXmlDecl(XML_Parser parser, int isGeneralTextEntity, const char *, const char *);
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static enum XML_Error
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initializeEncoding(XML_Parser parser);
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static enum XML_Error
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doProlog(XML_Parser parser, const ENCODING *enc, const char *s,
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const char *end, int tok, const char *next, const char **nextPtr);
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static enum XML_Error
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processInternalParamEntity(XML_Parser parser, ENTITY *entity);
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static enum XML_Error
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doContent(XML_Parser parser, int startTagLevel, const ENCODING *enc,
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const char *start, const char *end, const char **endPtr);
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static enum XML_Error
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doCdataSection(XML_Parser parser, const ENCODING *, const char **startPtr, const char *end, const char **nextPtr);
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#ifdef XML_DTD
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static enum XML_Error
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doIgnoreSection(XML_Parser parser, const ENCODING *, const char **startPtr, const char *end, const char **nextPtr);
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#endif /* XML_DTD */
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static enum XML_Error storeAtts(XML_Parser parser, const ENCODING *, const char *s,
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TAG_NAME *tagNamePtr, BINDING **bindingsPtr);
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static
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int addBinding(XML_Parser parser, PREFIX *prefix, const ATTRIBUTE_ID *attId, const XML_Char *uri, BINDING **bindingsPtr);
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static int
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defineAttribute(ELEMENT_TYPE *type, ATTRIBUTE_ID *, int isCdata, const XML_Char *dfltValue);
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static enum XML_Error
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storeAttributeValue(XML_Parser parser, const ENCODING *, int isCdata, const char *, const char *,
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STRING_POOL *);
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static enum XML_Error
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appendAttributeValue(XML_Parser parser, const ENCODING *, int isCdata, const char *, const char *,
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STRING_POOL *);
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static ATTRIBUTE_ID *
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getAttributeId(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);
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static int setElementTypePrefix(XML_Parser parser, ELEMENT_TYPE *);
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static enum XML_Error
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storeEntityValue(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);
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static int
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reportProcessingInstruction(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);
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static int
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reportComment(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);
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static void
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reportDefault(XML_Parser parser, const ENCODING *enc, const char *start, const char *end);
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static const XML_Char *getContext(XML_Parser parser);
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static int setContext(XML_Parser parser, const XML_Char *context);
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static void normalizePublicId(XML_Char *s);
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static int dtdInit(DTD *);
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static void dtdDestroy(DTD *);
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static int dtdCopy(DTD *newDtd, const DTD *oldDtd);
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static int copyEntityTable(HASH_TABLE *, STRING_POOL *, const HASH_TABLE *);
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#ifdef XML_DTD
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static void dtdSwap(DTD *, DTD *);
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#endif /* XML_DTD */
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static void poolInit(STRING_POOL *);
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static void poolClear(STRING_POOL *);
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static void poolDestroy(STRING_POOL *);
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static XML_Char *poolAppend(STRING_POOL *pool, const ENCODING *enc,
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const char *ptr, const char *end);
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static XML_Char *poolStoreString(STRING_POOL *pool, const ENCODING *enc,
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const char *ptr, const char *end);
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static int poolGrow(STRING_POOL *pool);
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static const XML_Char *poolCopyString(STRING_POOL *pool, const XML_Char *s);
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static const XML_Char *poolCopyStringN(STRING_POOL *pool, const XML_Char *s, int n);
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#define poolStart(pool) ((pool)->start)
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#define poolEnd(pool) ((pool)->ptr)
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#define poolLength(pool) ((pool)->ptr - (pool)->start)
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#define poolChop(pool) ((void)--(pool->ptr))
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#define poolLastChar(pool) (((pool)->ptr)[-1])
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#define poolDiscard(pool) ((pool)->ptr = (pool)->start)
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#define poolFinish(pool) ((pool)->start = (pool)->ptr)
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#define poolAppendChar(pool, c) \
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(((pool)->ptr == (pool)->end && !poolGrow(pool)) \
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? 0 \
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: ((*((pool)->ptr)++ = c), 1))
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typedef struct {
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/* The first member must be userData so that the XML_GetUserData macro works. */
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void *m_userData;
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void *m_handlerArg;
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char *m_buffer;
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/* first character to be parsed */
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const char *m_bufferPtr;
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/* past last character to be parsed */
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char *m_bufferEnd;
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/* allocated end of buffer */
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const char *m_bufferLim;
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long m_parseEndByteIndex;
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const char *m_parseEndPtr;
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XML_Char *m_dataBuf;
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XML_Char *m_dataBufEnd;
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XML_StartElementHandler m_startElementHandler;
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XML_EndElementHandler m_endElementHandler;
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XML_CharacterDataHandler m_characterDataHandler;
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XML_ProcessingInstructionHandler m_processingInstructionHandler;
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XML_CommentHandler m_commentHandler;
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XML_StartCdataSectionHandler m_startCdataSectionHandler;
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XML_EndCdataSectionHandler m_endCdataSectionHandler;
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XML_DefaultHandler m_defaultHandler;
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XML_StartDoctypeDeclHandler m_startDoctypeDeclHandler;
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XML_EndDoctypeDeclHandler m_endDoctypeDeclHandler;
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XML_UnparsedEntityDeclHandler m_unparsedEntityDeclHandler;
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XML_NotationDeclHandler m_notationDeclHandler;
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XML_StartNamespaceDeclHandler m_startNamespaceDeclHandler;
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XML_EndNamespaceDeclHandler m_endNamespaceDeclHandler;
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XML_NotStandaloneHandler m_notStandaloneHandler;
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XML_ExternalEntityRefHandler m_externalEntityRefHandler;
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void *m_externalEntityRefHandlerArg;
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XML_UnknownEncodingHandler m_unknownEncodingHandler;
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const ENCODING *m_encoding;
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INIT_ENCODING m_initEncoding;
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const ENCODING *m_internalEncoding;
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const XML_Char *m_protocolEncodingName;
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int m_ns;
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void *m_unknownEncodingMem;
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void *m_unknownEncodingData;
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void *m_unknownEncodingHandlerData;
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void (*m_unknownEncodingRelease)(void *);
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PROLOG_STATE m_prologState;
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Processor *m_processor;
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enum XML_Error m_errorCode;
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const char *m_eventPtr;
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const char *m_eventEndPtr;
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const char *m_positionPtr;
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OPEN_INTERNAL_ENTITY *m_openInternalEntities;
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int m_defaultExpandInternalEntities;
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int m_tagLevel;
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ENTITY *m_declEntity;
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const XML_Char *m_declNotationName;
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const XML_Char *m_declNotationPublicId;
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ELEMENT_TYPE *m_declElementType;
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ATTRIBUTE_ID *m_declAttributeId;
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char m_declAttributeIsCdata;
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DTD m_dtd;
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const XML_Char *m_curBase;
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TAG *m_tagStack;
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TAG *m_freeTagList;
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BINDING *m_inheritedBindings;
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BINDING *m_freeBindingList;
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int m_attsSize;
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int m_nSpecifiedAtts;
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ATTRIBUTE *m_atts;
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POSITION m_position;
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STRING_POOL m_tempPool;
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STRING_POOL m_temp2Pool;
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char *m_groupConnector;
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unsigned m_groupSize;
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int m_hadExternalDoctype;
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XML_Char m_namespaceSeparator;
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#ifdef XML_DTD
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enum XML_ParamEntityParsing m_paramEntityParsing;
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XML_Parser m_parentParser;
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#endif
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} Parser;
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#define userData (((Parser *)parser)->m_userData)
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#define handlerArg (((Parser *)parser)->m_handlerArg)
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#define startElementHandler (((Parser *)parser)->m_startElementHandler)
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#define endElementHandler (((Parser *)parser)->m_endElementHandler)
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#define characterDataHandler (((Parser *)parser)->m_characterDataHandler)
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#define processingInstructionHandler (((Parser *)parser)->m_processingInstructionHandler)
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#define commentHandler (((Parser *)parser)->m_commentHandler)
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#define startCdataSectionHandler (((Parser *)parser)->m_startCdataSectionHandler)
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#define endCdataSectionHandler (((Parser *)parser)->m_endCdataSectionHandler)
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#define defaultHandler (((Parser *)parser)->m_defaultHandler)
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#define startDoctypeDeclHandler (((Parser *)parser)->m_startDoctypeDeclHandler)
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#define endDoctypeDeclHandler (((Parser *)parser)->m_endDoctypeDeclHandler)
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#define unparsedEntityDeclHandler (((Parser *)parser)->m_unparsedEntityDeclHandler)
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#define notationDeclHandler (((Parser *)parser)->m_notationDeclHandler)
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#define startNamespaceDeclHandler (((Parser *)parser)->m_startNamespaceDeclHandler)
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#define endNamespaceDeclHandler (((Parser *)parser)->m_endNamespaceDeclHandler)
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#define notStandaloneHandler (((Parser *)parser)->m_notStandaloneHandler)
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#define externalEntityRefHandler (((Parser *)parser)->m_externalEntityRefHandler)
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#define externalEntityRefHandlerArg (((Parser *)parser)->m_externalEntityRefHandlerArg)
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#define unknownEncodingHandler (((Parser *)parser)->m_unknownEncodingHandler)
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#define encoding (((Parser *)parser)->m_encoding)
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#define initEncoding (((Parser *)parser)->m_initEncoding)
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#define internalEncoding (((Parser *)parser)->m_internalEncoding)
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#define unknownEncodingMem (((Parser *)parser)->m_unknownEncodingMem)
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#define unknownEncodingData (((Parser *)parser)->m_unknownEncodingData)
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#define unknownEncodingHandlerData \
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(((Parser *)parser)->m_unknownEncodingHandlerData)
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#define unknownEncodingRelease (((Parser *)parser)->m_unknownEncodingRelease)
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#define protocolEncodingName (((Parser *)parser)->m_protocolEncodingName)
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#define ns (((Parser *)parser)->m_ns)
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#define prologState (((Parser *)parser)->m_prologState)
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#define processor (((Parser *)parser)->m_processor)
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#define errorCode (((Parser *)parser)->m_errorCode)
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#define eventPtr (((Parser *)parser)->m_eventPtr)
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#define eventEndPtr (((Parser *)parser)->m_eventEndPtr)
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#define positionPtr (((Parser *)parser)->m_positionPtr)
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#define position (((Parser *)parser)->m_position)
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#define openInternalEntities (((Parser *)parser)->m_openInternalEntities)
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#define defaultExpandInternalEntities (((Parser *)parser)->m_defaultExpandInternalEntities)
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#define tagLevel (((Parser *)parser)->m_tagLevel)
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#define buffer (((Parser *)parser)->m_buffer)
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#define bufferPtr (((Parser *)parser)->m_bufferPtr)
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#define bufferEnd (((Parser *)parser)->m_bufferEnd)
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#define parseEndByteIndex (((Parser *)parser)->m_parseEndByteIndex)
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#define parseEndPtr (((Parser *)parser)->m_parseEndPtr)
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#define bufferLim (((Parser *)parser)->m_bufferLim)
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#define dataBuf (((Parser *)parser)->m_dataBuf)
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#define dataBufEnd (((Parser *)parser)->m_dataBufEnd)
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#define dtd (((Parser *)parser)->m_dtd)
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#define curBase (((Parser *)parser)->m_curBase)
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#define declEntity (((Parser *)parser)->m_declEntity)
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#define declNotationName (((Parser *)parser)->m_declNotationName)
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#define declNotationPublicId (((Parser *)parser)->m_declNotationPublicId)
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#define declElementType (((Parser *)parser)->m_declElementType)
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#define declAttributeId (((Parser *)parser)->m_declAttributeId)
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#define declAttributeIsCdata (((Parser *)parser)->m_declAttributeIsCdata)
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#define freeTagList (((Parser *)parser)->m_freeTagList)
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#define freeBindingList (((Parser *)parser)->m_freeBindingList)
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#define inheritedBindings (((Parser *)parser)->m_inheritedBindings)
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#define tagStack (((Parser *)parser)->m_tagStack)
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#define atts (((Parser *)parser)->m_atts)
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#define attsSize (((Parser *)parser)->m_attsSize)
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#define nSpecifiedAtts (((Parser *)parser)->m_nSpecifiedAtts)
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#define tempPool (((Parser *)parser)->m_tempPool)
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#define temp2Pool (((Parser *)parser)->m_temp2Pool)
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#define groupConnector (((Parser *)parser)->m_groupConnector)
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#define groupSize (((Parser *)parser)->m_groupSize)
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#define hadExternalDoctype (((Parser *)parser)->m_hadExternalDoctype)
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#define namespaceSeparator (((Parser *)parser)->m_namespaceSeparator)
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#ifdef XML_DTD
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#define parentParser (((Parser *)parser)->m_parentParser)
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#define paramEntityParsing (((Parser *)parser)->m_paramEntityParsing)
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#endif /* XML_DTD */
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#ifdef _MSC_VER
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#ifdef _DEBUG
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Parser *asParser(XML_Parser parser)
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{
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return parser;
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}
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#endif
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#endif
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XML_Parser XML_ParserCreate(const XML_Char *encodingName)
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{
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XML_Parser parser = malloc(sizeof(Parser));
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if (!parser)
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return parser;
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processor = prologInitProcessor;
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XmlPrologStateInit(&prologState);
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userData = 0;
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handlerArg = 0;
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startElementHandler = 0;
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endElementHandler = 0;
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characterDataHandler = 0;
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processingInstructionHandler = 0;
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commentHandler = 0;
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startCdataSectionHandler = 0;
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endCdataSectionHandler = 0;
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defaultHandler = 0;
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startDoctypeDeclHandler = 0;
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endDoctypeDeclHandler = 0;
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unparsedEntityDeclHandler = 0;
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notationDeclHandler = 0;
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startNamespaceDeclHandler = 0;
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endNamespaceDeclHandler = 0;
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notStandaloneHandler = 0;
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externalEntityRefHandler = 0;
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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();
|
|
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;
|
|
}
|
|
|
|
static
|
|
void 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;
|
|
}
|
|
|
|
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_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 (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;
|
|
processor = errorProcessor;
|
|
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 && code < sizeof(message)/sizeof(message[0]))
|
|
return message[code];
|
|
return 0;
|
|
}
|
|
|
|
static
|
|
enum XML_Error contentProcessor(XML_Parser parser,
|
|
const char *start,
|
|
const char *end,
|
|
const char **endPtr)
|
|
{
|
|
return doContent(parser, 0, encoding, start, end, endPtr);
|
|
}
|
|
|
|
static
|
|
enum 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);
|
|
}
|
|
|
|
static
|
|
enum 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);
|
|
}
|
|
|
|
static
|
|
enum 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);
|
|
}
|
|
|
|
static
|
|
enum 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_Error
|
|
doContent(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);
|
|
}
|
|
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 (endElementHandler) {
|
|
if (startElementHandler)
|
|
*eventPP = *eventEndPP;
|
|
endElementHandler(handlerArg, name.str);
|
|
}
|
|
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;
|
|
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);
|
|
}
|
|
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;
|
|
int attIndex = 0;
|
|
int i;
|
|
int n;
|
|
int nPrefixes = 0;
|
|
BINDING *binding;
|
|
const XML_Char *localPart;
|
|
|
|
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;
|
|
}
|
|
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++) {
|
|
ATTRIBUTE_ID *attId = getAttributeId(parser, enc, atts[i].name,
|
|
atts[i].name
|
|
+ XmlNameLength(enc, atts[i].name));
|
|
if (!attId)
|
|
return XML_ERROR_NO_MEMORY;
|
|
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;
|
|
|
|
if (attId->maybeTokenized) {
|
|
int j;
|
|
for (j = 0; j < nDefaultAtts; j++) {
|
|
if (attId == elementType->defaultAtts[j].id) {
|
|
isCdata = elementType->defaultAtts[j].isCdata;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
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) {
|
|
appAtts[attIndex] = poolStoreString(&tempPool, enc, atts[i].valuePtr, atts[i].valueEnd);
|
|
if (appAtts[attIndex] == 0)
|
|
return XML_ERROR_NO_MEMORY;
|
|
poolFinish(&tempPool);
|
|
}
|
|
if (attId->prefix && tagNamePtr) {
|
|
if (attId->xmlns) {
|
|
if (!addBinding(parser, attId->prefix, attId, appAtts[attIndex], bindingsPtr))
|
|
return XML_ERROR_NO_MEMORY;
|
|
--attIndex;
|
|
}
|
|
else {
|
|
attIndex++;
|
|
nPrefixes++;
|
|
(attId->name)[-1] = 2;
|
|
}
|
|
}
|
|
else
|
|
attIndex++;
|
|
}
|
|
nSpecifiedAtts = attIndex;
|
|
if (tagNamePtr) {
|
|
int j;
|
|
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) {
|
|
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;
|
|
}
|
|
}
|
|
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;
|
|
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;
|
|
i = binding->uriLen;
|
|
do {
|
|
if (i == binding->uriAlloc) {
|
|
binding->uri = realloc(binding->uri, binding->uriAlloc *= 2);
|
|
if (!binding->uri)
|
|
return XML_ERROR_NO_MEMORY;
|
|
}
|
|
binding->uri[i++] = *localPart;
|
|
} while (*localPart++);
|
|
tagNamePtr->str = binding->uri;
|
|
return XML_ERROR_NONE;
|
|
}
|
|
|
|
static
|
|
int 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, 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;
|
|
}
|
|
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 when
|
|
the whole file is parsed with one call. */
|
|
|
|
static
|
|
enum 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 if
|
|
the section is not yet closed. */
|
|
|
|
static
|
|
enum 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 when
|
|
the whole file is parsed with one call. */
|
|
|
|
static
|
|
enum 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 if
|
|
the section is not yet closed. */
|
|
|
|
static
|
|
enum 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_Error
|
|
initializeEncoding(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] >= 0x80
|
|
|| protocolEncodingName[i] < 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_Error
|
|
processXmlDecl(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 *s = poolStoreString(&tempPool,
|
|
encoding,
|
|
encodingName,
|
|
encodingName
|
|
+ XmlNameLength(encoding, encodingName));
|
|
if (!s)
|
|
return XML_ERROR_NO_MEMORY;
|
|
result = handleUnknownEncoding(parser, s);
|
|
poolDiscard(&tempPool);
|
|
if (result == XML_ERROR_UNKNOWN_ENCODING)
|
|
eventPtr = encodingName;
|
|
return result;
|
|
}
|
|
}
|
|
return XML_ERROR_NONE;
|
|
}
|
|
|
|
static enum XML_Error
|
|
handleUnknownEncoding(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_Error
|
|
prologInitProcessor(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_Error
|
|
prologProcessor(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);
|
|
}
|
|
|
|
static enum XML_Error
|
|
doProlog(XML_Parser parser,
|
|
const ENCODING *enc,
|
|
const char *s,
|
|
const char *end,
|
|
int tok,
|
|
const char *next,
|
|
const char **nextPtr)
|
|
{
|
|
#ifdef XML_DTD
|
|
static const XML_Char externalSubsetName[] = { '#' , '\0' };
|
|
#endif /* XML_DTD */
|
|
|
|
const char **eventPP;
|
|
const char **eventEndPP;
|
|
if (enc == encoding) {
|
|
eventPP = &eventPtr;
|
|
eventEndPP = &eventEndPtr;
|
|
}
|
|
else {
|
|
eventPP = &(openInternalEntities->internalEventPtr);
|
|
eventEndPP = &(openInternalEntities->internalEventEndPtr);
|
|
}
|
|
for (;;) {
|
|
int role;
|
|
*eventPP = s;
|
|
*eventEndPP = next;
|
|
if (tok <= 0) {
|
|
if (nextPtr != 0 && tok != XML_TOK_INVALID) {
|
|
*nextPtr = s;
|
|
return XML_ERROR_NONE;
|
|
}
|
|
switch (tok) {
|
|
case XML_TOK_INVALID:
|
|
*eventPP = next;
|
|
return XML_ERROR_INVALID_TOKEN;
|
|
case XML_TOK_PARTIAL:
|
|
return XML_ERROR_UNCLOSED_TOKEN;
|
|
case XML_TOK_PARTIAL_CHAR:
|
|
return XML_ERROR_PARTIAL_CHAR;
|
|
case XML_TOK_NONE:
|
|
#ifdef XML_DTD
|
|
if (enc != encoding)
|
|
return XML_ERROR_NONE;
|
|
if (parentParser) {
|
|
if (XmlTokenRole(&prologState, XML_TOK_NONE, end, end, enc)
|
|
== XML_ROLE_ERROR)
|
|
return XML_ERROR_SYNTAX;
|
|
hadExternalDoctype = 0;
|
|
return XML_ERROR_NONE;
|
|
}
|
|
#endif /* XML_DTD */
|
|
return XML_ERROR_NO_ELEMENTS;
|
|
default:
|
|
tok = -tok;
|
|
next = end;
|
|
break;
|
|
}
|
|
}
|
|
role = XmlTokenRole(&prologState, tok, s, next, enc);
|
|
switch (role) {
|
|
case XML_ROLE_XML_DECL:
|
|
{
|
|
enum XML_Error result = processXmlDecl(parser, 0, s, next);
|
|
if (result != XML_ERROR_NONE)
|
|
return result;
|
|
enc = encoding;
|
|
}
|
|
break;
|
|
case XML_ROLE_DOCTYPE_NAME:
|
|
if (startDoctypeDeclHandler) {
|
|
const XML_Char *name = poolStoreString(&tempPool, enc, s, next);
|
|
if (!name)
|
|
return XML_ERROR_NO_MEMORY;
|
|
startDoctypeDeclHandler(handlerArg, name);
|
|
poolClear(&tempPool);
|
|
}
|
|
break;
|
|
#ifdef XML_DTD
|
|
case XML_ROLE_TEXT_DECL:
|
|
{
|
|
enum XML_Error result = processXmlDecl(parser, 1, s, next);
|
|
if (result != XML_ERROR_NONE)
|
|
return result;
|
|
enc = encoding;
|
|
}
|
|
break;
|
|
#endif /* XML_DTD */
|
|
case XML_ROLE_DOCTYPE_PUBLIC_ID:
|
|
#ifdef XML_DTD
|
|
declEntity = (ENTITY *)lookup(&dtd.paramEntities,
|
|
externalSubsetName,
|
|
sizeof(ENTITY));
|
|
if (!declEntity)
|
|
return XML_ERROR_NO_MEMORY;
|
|
#endif /* XML_DTD */
|
|
/* fall through */
|
|
case XML_ROLE_ENTITY_PUBLIC_ID:
|
|
if (!XmlIsPublicId(enc, s, next, eventPP))
|
|
return XML_ERROR_SYNTAX;
|
|
if (declEntity) {
|
|
XML_Char *tem = poolStoreString(&dtd.pool,
|
|
enc,
|
|
s + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (!tem)
|
|
return XML_ERROR_NO_MEMORY;
|
|
normalizePublicId(tem);
|
|
declEntity->publicId = tem;
|
|
poolFinish(&dtd.pool);
|
|
}
|
|
break;
|
|
case XML_ROLE_DOCTYPE_CLOSE:
|
|
if (dtd.complete && hadExternalDoctype) {
|
|
dtd.complete = 0;
|
|
#ifdef XML_DTD
|
|
if (paramEntityParsing && externalEntityRefHandler) {
|
|
ENTITY *entity = (ENTITY *)lookup(&dtd.paramEntities,
|
|
externalSubsetName,
|
|
0);
|
|
if (!externalEntityRefHandler(externalEntityRefHandlerArg,
|
|
0,
|
|
entity->base,
|
|
entity->systemId,
|
|
entity->publicId))
|
|
return XML_ERROR_EXTERNAL_ENTITY_HANDLING;
|
|
}
|
|
#endif /* XML_DTD */
|
|
if (!dtd.complete
|
|
&& !dtd.standalone
|
|
&& notStandaloneHandler
|
|
&& !notStandaloneHandler(handlerArg))
|
|
return XML_ERROR_NOT_STANDALONE;
|
|
}
|
|
if (endDoctypeDeclHandler)
|
|
endDoctypeDeclHandler(handlerArg);
|
|
break;
|
|
case XML_ROLE_INSTANCE_START:
|
|
processor = contentProcessor;
|
|
return contentProcessor(parser, s, end, nextPtr);
|
|
case XML_ROLE_ATTLIST_ELEMENT_NAME:
|
|
{
|
|
const XML_Char *name = poolStoreString(&dtd.pool, enc, s, next);
|
|
if (!name)
|
|
return XML_ERROR_NO_MEMORY;
|
|
declElementType = (ELEMENT_TYPE *)lookup(&dtd.elementTypes, name, sizeof(ELEMENT_TYPE));
|
|
if (!declElementType)
|
|
return XML_ERROR_NO_MEMORY;
|
|
if (declElementType->name != name)
|
|
poolDiscard(&dtd.pool);
|
|
else {
|
|
poolFinish(&dtd.pool);
|
|
if (!setElementTypePrefix(parser, declElementType))
|
|
return XML_ERROR_NO_MEMORY;
|
|
}
|
|
break;
|
|
}
|
|
case XML_ROLE_ATTRIBUTE_NAME:
|
|
declAttributeId = getAttributeId(parser, enc, s, next);
|
|
if (!declAttributeId)
|
|
return XML_ERROR_NO_MEMORY;
|
|
declAttributeIsCdata = 0;
|
|
break;
|
|
case XML_ROLE_ATTRIBUTE_TYPE_CDATA:
|
|
declAttributeIsCdata = 1;
|
|
break;
|
|
case XML_ROLE_IMPLIED_ATTRIBUTE_VALUE:
|
|
case XML_ROLE_REQUIRED_ATTRIBUTE_VALUE:
|
|
if (dtd.complete
|
|
&& !defineAttribute(declElementType, declAttributeId, declAttributeIsCdata, 0))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
case XML_ROLE_DEFAULT_ATTRIBUTE_VALUE:
|
|
case XML_ROLE_FIXED_ATTRIBUTE_VALUE:
|
|
{
|
|
const XML_Char *attVal;
|
|
enum XML_Error result
|
|
= storeAttributeValue(parser, enc, declAttributeIsCdata,
|
|
s + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar,
|
|
&dtd.pool);
|
|
if (result)
|
|
return result;
|
|
attVal = poolStart(&dtd.pool);
|
|
poolFinish(&dtd.pool);
|
|
if (dtd.complete
|
|
&& !defineAttribute(declElementType, declAttributeId, declAttributeIsCdata, attVal))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
}
|
|
case XML_ROLE_ENTITY_VALUE:
|
|
{
|
|
enum XML_Error result = storeEntityValue(parser, enc,
|
|
s + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (declEntity) {
|
|
declEntity->textPtr = poolStart(&dtd.pool);
|
|
declEntity->textLen = poolLength(&dtd.pool);
|
|
poolFinish(&dtd.pool);
|
|
}
|
|
else
|
|
poolDiscard(&dtd.pool);
|
|
if (result != XML_ERROR_NONE)
|
|
return result;
|
|
}
|
|
break;
|
|
case XML_ROLE_DOCTYPE_SYSTEM_ID:
|
|
if (!dtd.standalone
|
|
#ifdef XML_DTD
|
|
&& !paramEntityParsing
|
|
#endif /* XML_DTD */
|
|
&& notStandaloneHandler
|
|
&& !notStandaloneHandler(handlerArg))
|
|
return XML_ERROR_NOT_STANDALONE;
|
|
hadExternalDoctype = 1;
|
|
#ifndef XML_DTD
|
|
break;
|
|
#else /* XML_DTD */
|
|
if (!declEntity) {
|
|
declEntity = (ENTITY *)lookup(&dtd.paramEntities,
|
|
externalSubsetName,
|
|
sizeof(ENTITY));
|
|
if (!declEntity)
|
|
return XML_ERROR_NO_MEMORY;
|
|
}
|
|
/* fall through */
|
|
#endif /* XML_DTD */
|
|
case XML_ROLE_ENTITY_SYSTEM_ID:
|
|
if (declEntity) {
|
|
declEntity->systemId = poolStoreString(&dtd.pool, enc,
|
|
s + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (!declEntity->systemId)
|
|
return XML_ERROR_NO_MEMORY;
|
|
declEntity->base = curBase;
|
|
poolFinish(&dtd.pool);
|
|
}
|
|
break;
|
|
case XML_ROLE_ENTITY_NOTATION_NAME:
|
|
if (declEntity) {
|
|
declEntity->notation = poolStoreString(&dtd.pool, enc, s, next);
|
|
if (!declEntity->notation)
|
|
return XML_ERROR_NO_MEMORY;
|
|
poolFinish(&dtd.pool);
|
|
if (unparsedEntityDeclHandler) {
|
|
*eventEndPP = s;
|
|
unparsedEntityDeclHandler(handlerArg,
|
|
declEntity->name,
|
|
declEntity->base,
|
|
declEntity->systemId,
|
|
declEntity->publicId,
|
|
declEntity->notation);
|
|
}
|
|
|
|
}
|
|
break;
|
|
case XML_ROLE_GENERAL_ENTITY_NAME:
|
|
{
|
|
const XML_Char *name;
|
|
if (XmlPredefinedEntityName(enc, s, next)) {
|
|
declEntity = 0;
|
|
break;
|
|
}
|
|
name = poolStoreString(&dtd.pool, enc, s, next);
|
|
if (!name)
|
|
return XML_ERROR_NO_MEMORY;
|
|
if (dtd.complete) {
|
|
declEntity = (ENTITY *)lookup(&dtd.generalEntities, name, sizeof(ENTITY));
|
|
if (!declEntity)
|
|
return XML_ERROR_NO_MEMORY;
|
|
if (declEntity->name != name) {
|
|
poolDiscard(&dtd.pool);
|
|
declEntity = 0;
|
|
}
|
|
else
|
|
poolFinish(&dtd.pool);
|
|
}
|
|
else {
|
|
poolDiscard(&dtd.pool);
|
|
declEntity = 0;
|
|
}
|
|
}
|
|
break;
|
|
case XML_ROLE_PARAM_ENTITY_NAME:
|
|
#ifdef XML_DTD
|
|
if (dtd.complete) {
|
|
const XML_Char *name = poolStoreString(&dtd.pool, enc, s, next);
|
|
if (!name)
|
|
return XML_ERROR_NO_MEMORY;
|
|
declEntity = (ENTITY *)lookup(&dtd.paramEntities, name, sizeof(ENTITY));
|
|
if (!declEntity)
|
|
return XML_ERROR_NO_MEMORY;
|
|
if (declEntity->name != name) {
|
|
poolDiscard(&dtd.pool);
|
|
declEntity = 0;
|
|
}
|
|
else
|
|
poolFinish(&dtd.pool);
|
|
}
|
|
#else /* not XML_DTD */
|
|
declEntity = 0;
|
|
#endif /* not XML_DTD */
|
|
break;
|
|
case XML_ROLE_NOTATION_NAME:
|
|
declNotationPublicId = 0;
|
|
declNotationName = 0;
|
|
if (notationDeclHandler) {
|
|
declNotationName = poolStoreString(&tempPool, enc, s, next);
|
|
if (!declNotationName)
|
|
return XML_ERROR_NO_MEMORY;
|
|
poolFinish(&tempPool);
|
|
}
|
|
break;
|
|
case XML_ROLE_NOTATION_PUBLIC_ID:
|
|
if (!XmlIsPublicId(enc, s, next, eventPP))
|
|
return XML_ERROR_SYNTAX;
|
|
if (declNotationName) {
|
|
XML_Char *tem = poolStoreString(&tempPool,
|
|
enc,
|
|
s + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (!tem)
|
|
return XML_ERROR_NO_MEMORY;
|
|
normalizePublicId(tem);
|
|
declNotationPublicId = tem;
|
|
poolFinish(&tempPool);
|
|
}
|
|
break;
|
|
case XML_ROLE_NOTATION_SYSTEM_ID:
|
|
if (declNotationName && notationDeclHandler) {
|
|
const XML_Char *systemId
|
|
= poolStoreString(&tempPool, enc,
|
|
s + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (!systemId)
|
|
return XML_ERROR_NO_MEMORY;
|
|
*eventEndPP = s;
|
|
notationDeclHandler(handlerArg,
|
|
declNotationName,
|
|
curBase,
|
|
systemId,
|
|
declNotationPublicId);
|
|
}
|
|
poolClear(&tempPool);
|
|
break;
|
|
case XML_ROLE_NOTATION_NO_SYSTEM_ID:
|
|
if (declNotationPublicId && notationDeclHandler) {
|
|
*eventEndPP = s;
|
|
notationDeclHandler(handlerArg,
|
|
declNotationName,
|
|
curBase,
|
|
0,
|
|
declNotationPublicId);
|
|
}
|
|
poolClear(&tempPool);
|
|
break;
|
|
case XML_ROLE_ERROR:
|
|
switch (tok) {
|
|
case XML_TOK_PARAM_ENTITY_REF:
|
|
return XML_ERROR_PARAM_ENTITY_REF;
|
|
case XML_TOK_XML_DECL:
|
|
return XML_ERROR_MISPLACED_XML_PI;
|
|
default:
|
|
return XML_ERROR_SYNTAX;
|
|
}
|
|
#ifdef XML_DTD
|
|
case XML_ROLE_IGNORE_SECT:
|
|
{
|
|
enum XML_Error result;
|
|
if (defaultHandler)
|
|
reportDefault(parser, enc, s, next);
|
|
result = doIgnoreSection(parser, enc, &next, end, nextPtr);
|
|
if (!next) {
|
|
processor = ignoreSectionProcessor;
|
|
return result;
|
|
}
|
|
}
|
|
break;
|
|
#endif /* XML_DTD */
|
|
case XML_ROLE_GROUP_OPEN:
|
|
if (prologState.level >= groupSize) {
|
|
if (groupSize)
|
|
groupConnector = realloc(groupConnector, groupSize *= 2);
|
|
else
|
|
groupConnector = malloc(groupSize = 32);
|
|
if (!groupConnector)
|
|
return XML_ERROR_NO_MEMORY;
|
|
}
|
|
groupConnector[prologState.level] = 0;
|
|
break;
|
|
case XML_ROLE_GROUP_SEQUENCE:
|
|
if (groupConnector[prologState.level] == '|')
|
|
return XML_ERROR_SYNTAX;
|
|
groupConnector[prologState.level] = ',';
|
|
break;
|
|
case XML_ROLE_GROUP_CHOICE:
|
|
if (groupConnector[prologState.level] == ',')
|
|
return XML_ERROR_SYNTAX;
|
|
groupConnector[prologState.level] = '|';
|
|
break;
|
|
case XML_ROLE_PARAM_ENTITY_REF:
|
|
#ifdef XML_DTD
|
|
case XML_ROLE_INNER_PARAM_ENTITY_REF:
|
|
if (paramEntityParsing
|
|
&& (dtd.complete || role == XML_ROLE_INNER_PARAM_ENTITY_REF)) {
|
|
const XML_Char *name;
|
|
ENTITY *entity;
|
|
name = poolStoreString(&dtd.pool, enc,
|
|
s + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (!name)
|
|
return XML_ERROR_NO_MEMORY;
|
|
entity = (ENTITY *)lookup(&dtd.paramEntities, name, 0);
|
|
poolDiscard(&dtd.pool);
|
|
if (!entity) {
|
|
/* FIXME what to do if !dtd.complete? */
|
|
return XML_ERROR_UNDEFINED_ENTITY;
|
|
}
|
|
if (entity->open)
|
|
return XML_ERROR_RECURSIVE_ENTITY_REF;
|
|
if (entity->textPtr) {
|
|
enum XML_Error result;
|
|
result = processInternalParamEntity(parser, entity);
|
|
if (result != XML_ERROR_NONE)
|
|
return result;
|
|
break;
|
|
}
|
|
if (role == XML_ROLE_INNER_PARAM_ENTITY_REF)
|
|
return XML_ERROR_PARAM_ENTITY_REF;
|
|
if (externalEntityRefHandler) {
|
|
dtd.complete = 0;
|
|
entity->open = 1;
|
|
if (!externalEntityRefHandler(externalEntityRefHandlerArg,
|
|
0,
|
|
entity->base,
|
|
entity->systemId,
|
|
entity->publicId)) {
|
|
entity->open = 0;
|
|
return XML_ERROR_EXTERNAL_ENTITY_HANDLING;
|
|
}
|
|
entity->open = 0;
|
|
if (dtd.complete)
|
|
break;
|
|
}
|
|
}
|
|
#endif /* XML_DTD */
|
|
if (!dtd.standalone
|
|
&& notStandaloneHandler
|
|
&& !notStandaloneHandler(handlerArg))
|
|
return XML_ERROR_NOT_STANDALONE;
|
|
dtd.complete = 0;
|
|
if (defaultHandler)
|
|
reportDefault(parser, enc, s, next);
|
|
break;
|
|
case XML_ROLE_NONE:
|
|
switch (tok) {
|
|
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;
|
|
}
|
|
break;
|
|
}
|
|
if (defaultHandler) {
|
|
switch (tok) {
|
|
case XML_TOK_PI:
|
|
case XML_TOK_COMMENT:
|
|
case XML_TOK_BOM:
|
|
case XML_TOK_XML_DECL:
|
|
#ifdef XML_DTD
|
|
case XML_TOK_IGNORE_SECT:
|
|
#endif /* XML_DTD */
|
|
case XML_TOK_PARAM_ENTITY_REF:
|
|
break;
|
|
default:
|
|
if (role != XML_ROLE_IGNORE_SECT)
|
|
reportDefault(parser, enc, s, next);
|
|
}
|
|
}
|
|
s = next;
|
|
tok = XmlPrologTok(enc, s, end, &next);
|
|
}
|
|
/* not reached */
|
|
}
|
|
|
|
static
|
|
enum XML_Error epilogProcessor(XML_Parser parser,
|
|
const char *s,
|
|
const char *end,
|
|
const char **nextPtr)
|
|
{
|
|
processor = epilogProcessor;
|
|
eventPtr = s;
|
|
for (;;) {
|
|
const char *next;
|
|
int tok = XmlPrologTok(encoding, s, end, &next);
|
|
eventEndPtr = next;
|
|
switch (tok) {
|
|
case -XML_TOK_PROLOG_S:
|
|
if (defaultHandler) {
|
|
eventEndPtr = end;
|
|
reportDefault(parser, encoding, s, end);
|
|
}
|
|
/* fall through */
|
|
case XML_TOK_NONE:
|
|
if (nextPtr)
|
|
*nextPtr = end;
|
|
return XML_ERROR_NONE;
|
|
case XML_TOK_PROLOG_S:
|
|
if (defaultHandler)
|
|
reportDefault(parser, encoding, s, next);
|
|
break;
|
|
case XML_TOK_PI:
|
|
if (!reportProcessingInstruction(parser, encoding, s, next))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
case XML_TOK_COMMENT:
|
|
if (!reportComment(parser, encoding, s, next))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
case XML_TOK_INVALID:
|
|
eventPtr = 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;
|
|
default:
|
|
return XML_ERROR_JUNK_AFTER_DOC_ELEMENT;
|
|
}
|
|
eventPtr = s = next;
|
|
}
|
|
}
|
|
|
|
#ifdef XML_DTD
|
|
|
|
static enum XML_Error
|
|
processInternalParamEntity(XML_Parser parser, ENTITY *entity)
|
|
{
|
|
const char *s, *end, *next;
|
|
int tok;
|
|
enum XML_Error result;
|
|
OPEN_INTERNAL_ENTITY openEntity;
|
|
entity->open = 1;
|
|
openEntity.next = openInternalEntities;
|
|
openInternalEntities = &openEntity;
|
|
openEntity.entity = entity;
|
|
openEntity.internalEventPtr = 0;
|
|
openEntity.internalEventEndPtr = 0;
|
|
s = (char *)entity->textPtr;
|
|
end = (char *)(entity->textPtr + entity->textLen);
|
|
tok = XmlPrologTok(internalEncoding, s, end, &next);
|
|
result = doProlog(parser, internalEncoding, s, end, tok, next, 0);
|
|
entity->open = 0;
|
|
openInternalEntities = openEntity.next;
|
|
return result;
|
|
}
|
|
|
|
#endif /* XML_DTD */
|
|
|
|
static
|
|
enum XML_Error errorProcessor(XML_Parser parser,
|
|
const char *s,
|
|
const char *end,
|
|
const char **nextPtr)
|
|
{
|
|
return errorCode;
|
|
}
|
|
|
|
static enum XML_Error
|
|
storeAttributeValue(XML_Parser parser, const ENCODING *enc, int isCdata,
|
|
const char *ptr, const char *end,
|
|
STRING_POOL *pool)
|
|
{
|
|
enum XML_Error result = appendAttributeValue(parser, enc, isCdata, ptr, end, pool);
|
|
if (result)
|
|
return result;
|
|
if (!isCdata && poolLength(pool) && poolLastChar(pool) == 0x20)
|
|
poolChop(pool);
|
|
if (!poolAppendChar(pool, XML_T('\0')))
|
|
return XML_ERROR_NO_MEMORY;
|
|
return XML_ERROR_NONE;
|
|
}
|
|
|
|
static enum XML_Error
|
|
appendAttributeValue(XML_Parser parser, const ENCODING *enc, int isCdata,
|
|
const char *ptr, const char *end,
|
|
STRING_POOL *pool)
|
|
{
|
|
for (;;) {
|
|
const char *next;
|
|
int tok = XmlAttributeValueTok(enc, ptr, end, &next);
|
|
switch (tok) {
|
|
case XML_TOK_NONE:
|
|
return XML_ERROR_NONE;
|
|
case XML_TOK_INVALID:
|
|
if (enc == encoding)
|
|
eventPtr = next;
|
|
return XML_ERROR_INVALID_TOKEN;
|
|
case XML_TOK_PARTIAL:
|
|
if (enc == encoding)
|
|
eventPtr = ptr;
|
|
return XML_ERROR_INVALID_TOKEN;
|
|
case XML_TOK_CHAR_REF:
|
|
{
|
|
XML_Char buf[XML_ENCODE_MAX];
|
|
int i;
|
|
int n = XmlCharRefNumber(enc, ptr);
|
|
if (n < 0) {
|
|
if (enc == encoding)
|
|
eventPtr = ptr;
|
|
return XML_ERROR_BAD_CHAR_REF;
|
|
}
|
|
if (!isCdata
|
|
&& n == 0x20 /* space */
|
|
&& (poolLength(pool) == 0 || poolLastChar(pool) == 0x20))
|
|
break;
|
|
n = XmlEncode(n, (ICHAR *)buf);
|
|
if (!n) {
|
|
if (enc == encoding)
|
|
eventPtr = ptr;
|
|
return XML_ERROR_BAD_CHAR_REF;
|
|
}
|
|
for (i = 0; i < n; i++) {
|
|
if (!poolAppendChar(pool, buf[i]))
|
|
return XML_ERROR_NO_MEMORY;
|
|
}
|
|
}
|
|
break;
|
|
case XML_TOK_DATA_CHARS:
|
|
if (!poolAppend(pool, enc, ptr, next))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
break;
|
|
case XML_TOK_TRAILING_CR:
|
|
next = ptr + enc->minBytesPerChar;
|
|
/* fall through */
|
|
case XML_TOK_ATTRIBUTE_VALUE_S:
|
|
case XML_TOK_DATA_NEWLINE:
|
|
if (!isCdata && (poolLength(pool) == 0 || poolLastChar(pool) == 0x20))
|
|
break;
|
|
if (!poolAppendChar(pool, 0x20))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
case XML_TOK_ENTITY_REF:
|
|
{
|
|
const XML_Char *name;
|
|
ENTITY *entity;
|
|
XML_Char ch = XmlPredefinedEntityName(enc,
|
|
ptr + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (ch) {
|
|
if (!poolAppendChar(pool, ch))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
}
|
|
name = poolStoreString(&temp2Pool, enc,
|
|
ptr + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (!name)
|
|
return XML_ERROR_NO_MEMORY;
|
|
entity = (ENTITY *)lookup(&dtd.generalEntities, name, 0);
|
|
poolDiscard(&temp2Pool);
|
|
if (!entity) {
|
|
if (dtd.complete) {
|
|
if (enc == encoding)
|
|
eventPtr = ptr;
|
|
return XML_ERROR_UNDEFINED_ENTITY;
|
|
}
|
|
}
|
|
else if (entity->open) {
|
|
if (enc == encoding)
|
|
eventPtr = ptr;
|
|
return XML_ERROR_RECURSIVE_ENTITY_REF;
|
|
}
|
|
else if (entity->notation) {
|
|
if (enc == encoding)
|
|
eventPtr = ptr;
|
|
return XML_ERROR_BINARY_ENTITY_REF;
|
|
}
|
|
else if (!entity->textPtr) {
|
|
if (enc == encoding)
|
|
eventPtr = ptr;
|
|
return XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF;
|
|
}
|
|
else {
|
|
enum XML_Error result;
|
|
const XML_Char *textEnd = entity->textPtr + entity->textLen;
|
|
entity->open = 1;
|
|
result = appendAttributeValue(parser, internalEncoding, isCdata, (char *)entity->textPtr, (char *)textEnd, pool);
|
|
entity->open = 0;
|
|
if (result)
|
|
return result;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
abort();
|
|
}
|
|
ptr = next;
|
|
}
|
|
/* not reached */
|
|
}
|
|
|
|
static
|
|
enum XML_Error storeEntityValue(XML_Parser parser,
|
|
const ENCODING *enc,
|
|
const char *entityTextPtr,
|
|
const char *entityTextEnd)
|
|
{
|
|
STRING_POOL *pool = &(dtd.pool);
|
|
for (;;) {
|
|
const char *next;
|
|
int tok = XmlEntityValueTok(enc, entityTextPtr, entityTextEnd, &next);
|
|
switch (tok) {
|
|
case XML_TOK_PARAM_ENTITY_REF:
|
|
#ifdef XML_DTD
|
|
if (parentParser || enc != encoding) {
|
|
enum XML_Error result;
|
|
const XML_Char *name;
|
|
ENTITY *entity;
|
|
name = poolStoreString(&tempPool, enc,
|
|
entityTextPtr + enc->minBytesPerChar,
|
|
next - enc->minBytesPerChar);
|
|
if (!name)
|
|
return XML_ERROR_NO_MEMORY;
|
|
entity = (ENTITY *)lookup(&dtd.paramEntities, name, 0);
|
|
poolDiscard(&tempPool);
|
|
if (!entity) {
|
|
if (enc == encoding)
|
|
eventPtr = entityTextPtr;
|
|
return XML_ERROR_UNDEFINED_ENTITY;
|
|
}
|
|
if (entity->open) {
|
|
if (enc == encoding)
|
|
eventPtr = entityTextPtr;
|
|
return XML_ERROR_RECURSIVE_ENTITY_REF;
|
|
}
|
|
if (entity->systemId) {
|
|
if (enc == encoding)
|
|
eventPtr = entityTextPtr;
|
|
return XML_ERROR_PARAM_ENTITY_REF;
|
|
}
|
|
entity->open = 1;
|
|
result = storeEntityValue(parser,
|
|
internalEncoding,
|
|
(char *)entity->textPtr,
|
|
(char *)(entity->textPtr + entity->textLen));
|
|
entity->open = 0;
|
|
if (result)
|
|
return result;
|
|
break;
|
|
}
|
|
#endif /* XML_DTD */
|
|
eventPtr = entityTextPtr;
|
|
return XML_ERROR_SYNTAX;
|
|
case XML_TOK_NONE:
|
|
return XML_ERROR_NONE;
|
|
case XML_TOK_ENTITY_REF:
|
|
case XML_TOK_DATA_CHARS:
|
|
if (!poolAppend(pool, enc, entityTextPtr, next))
|
|
return XML_ERROR_NO_MEMORY;
|
|
break;
|
|
case XML_TOK_TRAILING_CR:
|
|
next = entityTextPtr + enc->minBytesPerChar;
|
|
/* fall through */
|
|
case XML_TOK_DATA_NEWLINE:
|
|
if (pool->end == pool->ptr && !poolGrow(pool))
|
|
return XML_ERROR_NO_MEMORY;
|
|
*(pool->ptr)++ = 0xA;
|
|
break;
|
|
case XML_TOK_CHAR_REF:
|
|
{
|
|
XML_Char buf[XML_ENCODE_MAX];
|
|
int i;
|
|
int n = XmlCharRefNumber(enc, entityTextPtr);
|
|
if (n < 0) {
|
|
if (enc == encoding)
|
|
eventPtr = entityTextPtr;
|
|
return XML_ERROR_BAD_CHAR_REF;
|
|
}
|
|
n = XmlEncode(n, (ICHAR *)buf);
|
|
if (!n) {
|
|
if (enc == encoding)
|
|
eventPtr = entityTextPtr;
|
|
return XML_ERROR_BAD_CHAR_REF;
|
|
}
|
|
for (i = 0; i < n; i++) {
|
|
if (pool->end == pool->ptr && !poolGrow(pool))
|
|
return XML_ERROR_NO_MEMORY;
|
|
*(pool->ptr)++ = buf[i];
|
|
}
|
|
}
|
|
break;
|
|
case XML_TOK_PARTIAL:
|
|
if (enc == encoding)
|
|
eventPtr = entityTextPtr;
|
|
return XML_ERROR_INVALID_TOKEN;
|
|
case XML_TOK_INVALID:
|
|
if (enc == encoding)
|
|
eventPtr = next;
|
|
return XML_ERROR_INVALID_TOKEN;
|
|
default:
|
|
abort();
|
|
}
|
|
entityTextPtr = next;
|
|
}
|
|
/* not reached */
|
|
}
|
|
|
|
static void
|
|
normalizeLines(XML_Char *s)
|
|
{
|
|
XML_Char *p;
|
|
for (;; s++) {
|
|
if (*s == XML_T('\0'))
|
|
return;
|
|
if (*s == 0xD)
|
|
break;
|
|
}
|
|
p = s;
|
|
do {
|
|
if (*s == 0xD) {
|
|
*p++ = 0xA;
|
|
if (*++s == 0xA)
|
|
s++;
|
|
}
|
|
else
|
|
*p++ = *s++;
|
|
} while (*s);
|
|
*p = XML_T('\0');
|
|
}
|
|
|
|
static int
|
|
reportProcessingInstruction(XML_Parser parser, const ENCODING *enc, const char *start, const char *end)
|
|
{
|
|
const XML_Char *target;
|
|
XML_Char *data;
|
|
const char *tem;
|
|
if (!processingInstructionHandler) {
|
|
if (defaultHandler)
|
|
reportDefault(parser, enc, start, end);
|
|
return 1;
|
|
}
|
|
start += enc->minBytesPerChar * 2;
|
|
tem = start + XmlNameLength(enc, start);
|
|
target = poolStoreString(&tempPool, enc, start, tem);
|
|
if (!target)
|
|
return 0;
|
|
poolFinish(&tempPool);
|
|
data = poolStoreString(&tempPool, enc,
|
|
XmlSkipS(enc, tem),
|
|
end - enc->minBytesPerChar*2);
|
|
if (!data)
|
|
return 0;
|
|
normalizeLines(data);
|
|
processingInstructionHandler(handlerArg, target, data);
|
|
poolClear(&tempPool);
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
reportComment(XML_Parser parser, const ENCODING *enc, const char *start, const char *end)
|
|
{
|
|
XML_Char *data;
|
|
if (!commentHandler) {
|
|
if (defaultHandler)
|
|
reportDefault(parser, enc, start, end);
|
|
return 1;
|
|
}
|
|
data = poolStoreString(&tempPool,
|
|
enc,
|
|
start + enc->minBytesPerChar * 4,
|
|
end - enc->minBytesPerChar * 3);
|
|
if (!data)
|
|
return 0;
|
|
normalizeLines(data);
|
|
commentHandler(handlerArg, data);
|
|
poolClear(&tempPool);
|
|
return 1;
|
|
}
|
|
|
|
static void
|
|
reportDefault(XML_Parser parser, const ENCODING *enc, const char *s, const char *end)
|
|
{
|
|
if (MUST_CONVERT(enc, s)) {
|
|
const char **eventPP;
|
|
const char **eventEndPP;
|
|
if (enc == encoding) {
|
|
eventPP = &eventPtr;
|
|
eventEndPP = &eventEndPtr;
|
|
}
|
|
else {
|
|
eventPP = &(openInternalEntities->internalEventPtr);
|
|
eventEndPP = &(openInternalEntities->internalEventEndPtr);
|
|
}
|
|
do {
|
|
ICHAR *dataPtr = (ICHAR *)dataBuf;
|
|
XmlConvert(enc, &s, end, &dataPtr, (ICHAR *)dataBufEnd);
|
|
*eventEndPP = s;
|
|
defaultHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf);
|
|
*eventPP = s;
|
|
} while (s != end);
|
|
}
|
|
else
|
|
defaultHandler(handlerArg, (XML_Char *)s, (XML_Char *)end - (XML_Char *)s);
|
|
}
|
|
|
|
|
|
static int
|
|
defineAttribute(ELEMENT_TYPE *type, ATTRIBUTE_ID *attId, int isCdata, const XML_Char *value)
|
|
{
|
|
DEFAULT_ATTRIBUTE *att;
|
|
if (value) {
|
|
/* The handling of default attributes gets messed up if we have
|
|
a default which duplicates a non-default. */
|
|
int i;
|
|
for (i = 0; i < type->nDefaultAtts; i++)
|
|
if (attId == type->defaultAtts[i].id)
|
|
return 1;
|
|
}
|
|
if (type->nDefaultAtts == type->allocDefaultAtts) {
|
|
if (type->allocDefaultAtts == 0) {
|
|
type->allocDefaultAtts = 8;
|
|
type->defaultAtts = malloc(type->allocDefaultAtts*sizeof(DEFAULT_ATTRIBUTE));
|
|
}
|
|
else {
|
|
type->allocDefaultAtts *= 2;
|
|
type->defaultAtts = realloc(type->defaultAtts,
|
|
type->allocDefaultAtts*sizeof(DEFAULT_ATTRIBUTE));
|
|
}
|
|
if (!type->defaultAtts)
|
|
return 0;
|
|
}
|
|
att = type->defaultAtts + type->nDefaultAtts;
|
|
att->id = attId;
|
|
att->value = value;
|
|
att->isCdata = isCdata;
|
|
if (!isCdata)
|
|
attId->maybeTokenized = 1;
|
|
type->nDefaultAtts += 1;
|
|
return 1;
|
|
}
|
|
|
|
static int setElementTypePrefix(XML_Parser parser, ELEMENT_TYPE *elementType)
|
|
{
|
|
const XML_Char *name;
|
|
for (name = elementType->name; *name; name++) {
|
|
if (*name == XML_T(':')) {
|
|
PREFIX *prefix;
|
|
const XML_Char *s;
|
|
for (s = elementType->name; s != name; s++) {
|
|
if (!poolAppendChar(&dtd.pool, *s))
|
|
return 0;
|
|
}
|
|
if (!poolAppendChar(&dtd.pool, XML_T('\0')))
|
|
return 0;
|
|
prefix = (PREFIX *)lookup(&dtd.prefixes, poolStart(&dtd.pool), sizeof(PREFIX));
|
|
if (!prefix)
|
|
return 0;
|
|
if (prefix->name == poolStart(&dtd.pool))
|
|
poolFinish(&dtd.pool);
|
|
else
|
|
poolDiscard(&dtd.pool);
|
|
elementType->prefix = prefix;
|
|
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static ATTRIBUTE_ID *
|
|
getAttributeId(XML_Parser parser, const ENCODING *enc, const char *start, const char *end)
|
|
{
|
|
ATTRIBUTE_ID *id;
|
|
const XML_Char *name;
|
|
if (!poolAppendChar(&dtd.pool, XML_T('\0')))
|
|
return 0;
|
|
name = poolStoreString(&dtd.pool, enc, start, end);
|
|
if (!name)
|
|
return 0;
|
|
++name;
|
|
id = (ATTRIBUTE_ID *)lookup(&dtd.attributeIds, name, sizeof(ATTRIBUTE_ID));
|
|
if (!id)
|
|
return 0;
|
|
if (id->name != name)
|
|
poolDiscard(&dtd.pool);
|
|
else {
|
|
poolFinish(&dtd.pool);
|
|
if (!ns)
|
|
;
|
|
else if (name[0] == 'x'
|
|
&& name[1] == 'm'
|
|
&& name[2] == 'l'
|
|
&& name[3] == 'n'
|
|
&& name[4] == 's'
|
|
&& (name[5] == XML_T('\0') || name[5] == XML_T(':'))) {
|
|
if (name[5] == '\0')
|
|
id->prefix = &dtd.defaultPrefix;
|
|
else
|
|
id->prefix = (PREFIX *)lookup(&dtd.prefixes, name + 6, sizeof(PREFIX));
|
|
id->xmlns = 1;
|
|
}
|
|
else {
|
|
int i;
|
|
for (i = 0; name[i]; i++) {
|
|
if (name[i] == XML_T(':')) {
|
|
int j;
|
|
for (j = 0; j < i; j++) {
|
|
if (!poolAppendChar(&dtd.pool, name[j]))
|
|
return 0;
|
|
}
|
|
if (!poolAppendChar(&dtd.pool, XML_T('\0')))
|
|
return 0;
|
|
id->prefix = (PREFIX *)lookup(&dtd.prefixes, poolStart(&dtd.pool), sizeof(PREFIX));
|
|
if (id->prefix->name == poolStart(&dtd.pool))
|
|
poolFinish(&dtd.pool);
|
|
else
|
|
poolDiscard(&dtd.pool);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return id;
|
|
}
|
|
|
|
#define CONTEXT_SEP XML_T('\f')
|
|
|
|
static
|
|
const XML_Char *getContext(XML_Parser parser)
|
|
{
|
|
HASH_TABLE_ITER iter;
|
|
int needSep = 0;
|
|
|
|
if (dtd.defaultPrefix.binding) {
|
|
int i;
|
|
int len;
|
|
if (!poolAppendChar(&tempPool, XML_T('=')))
|
|
return 0;
|
|
len = dtd.defaultPrefix.binding->uriLen;
|
|
if (namespaceSeparator != XML_T('\0'))
|
|
len--;
|
|
for (i = 0; i < len; i++)
|
|
if (!poolAppendChar(&tempPool, dtd.defaultPrefix.binding->uri[i]))
|
|
return 0;
|
|
needSep = 1;
|
|
}
|
|
|
|
hashTableIterInit(&iter, &(dtd.prefixes));
|
|
for (;;) {
|
|
int i;
|
|
int len;
|
|
const XML_Char *s;
|
|
PREFIX *prefix = (PREFIX *)hashTableIterNext(&iter);
|
|
if (!prefix)
|
|
break;
|
|
if (!prefix->binding)
|
|
continue;
|
|
if (needSep && !poolAppendChar(&tempPool, CONTEXT_SEP))
|
|
return 0;
|
|
for (s = prefix->name; *s; s++)
|
|
if (!poolAppendChar(&tempPool, *s))
|
|
return 0;
|
|
if (!poolAppendChar(&tempPool, XML_T('=')))
|
|
return 0;
|
|
len = prefix->binding->uriLen;
|
|
if (namespaceSeparator != XML_T('\0'))
|
|
len--;
|
|
for (i = 0; i < len; i++)
|
|
if (!poolAppendChar(&tempPool, prefix->binding->uri[i]))
|
|
return 0;
|
|
needSep = 1;
|
|
}
|
|
|
|
|
|
hashTableIterInit(&iter, &(dtd.generalEntities));
|
|
for (;;) {
|
|
const XML_Char *s;
|
|
ENTITY *e = (ENTITY *)hashTableIterNext(&iter);
|
|
if (!e)
|
|
break;
|
|
if (!e->open)
|
|
continue;
|
|
if (needSep && !poolAppendChar(&tempPool, CONTEXT_SEP))
|
|
return 0;
|
|
for (s = e->name; *s; s++)
|
|
if (!poolAppendChar(&tempPool, *s))
|
|
return 0;
|
|
needSep = 1;
|
|
}
|
|
|
|
if (!poolAppendChar(&tempPool, XML_T('\0')))
|
|
return 0;
|
|
return tempPool.start;
|
|
}
|
|
|
|
static
|
|
int setContext(XML_Parser parser, const XML_Char *context)
|
|
{
|
|
const XML_Char *s = context;
|
|
|
|
while (*context != XML_T('\0')) {
|
|
if (*s == CONTEXT_SEP || *s == XML_T('\0')) {
|
|
ENTITY *e;
|
|
if (!poolAppendChar(&tempPool, XML_T('\0')))
|
|
return 0;
|
|
e = (ENTITY *)lookup(&dtd.generalEntities, poolStart(&tempPool), 0);
|
|
if (e)
|
|
e->open = 1;
|
|
if (*s != XML_T('\0'))
|
|
s++;
|
|
context = s;
|
|
poolDiscard(&tempPool);
|
|
}
|
|
else if (*s == '=') {
|
|
PREFIX *prefix;
|
|
if (poolLength(&tempPool) == 0)
|
|
prefix = &dtd.defaultPrefix;
|
|
else {
|
|
if (!poolAppendChar(&tempPool, XML_T('\0')))
|
|
return 0;
|
|
prefix = (PREFIX *)lookup(&dtd.prefixes, poolStart(&tempPool), sizeof(PREFIX));
|
|
if (!prefix)
|
|
return 0;
|
|
if (prefix->name == poolStart(&tempPool))
|
|
poolFinish(&tempPool);
|
|
else
|
|
poolDiscard(&tempPool);
|
|
}
|
|
for (context = s + 1; *context != CONTEXT_SEP && *context != XML_T('\0'); context++)
|
|
if (!poolAppendChar(&tempPool, *context))
|
|
return 0;
|
|
if (!poolAppendChar(&tempPool, XML_T('\0')))
|
|
return 0;
|
|
if (!addBinding(parser, prefix, 0, poolStart(&tempPool), &inheritedBindings))
|
|
return 0;
|
|
poolDiscard(&tempPool);
|
|
if (*context != XML_T('\0'))
|
|
++context;
|
|
s = context;
|
|
}
|
|
else {
|
|
if (!poolAppendChar(&tempPool, *s))
|
|
return 0;
|
|
s++;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
static
|
|
void normalizePublicId(XML_Char *publicId)
|
|
{
|
|
XML_Char *p = publicId;
|
|
XML_Char *s;
|
|
for (s = publicId; *s; s++) {
|
|
switch (*s) {
|
|
case 0x20:
|
|
case 0xD:
|
|
case 0xA:
|
|
if (p != publicId && p[-1] != 0x20)
|
|
*p++ = 0x20;
|
|
break;
|
|
default:
|
|
*p++ = *s;
|
|
}
|
|
}
|
|
if (p != publicId && p[-1] == 0x20)
|
|
--p;
|
|
*p = XML_T('\0');
|
|
}
|
|
|
|
static int dtdInit(DTD *p)
|
|
{
|
|
poolInit(&(p->pool));
|
|
hashTableInit(&(p->generalEntities));
|
|
hashTableInit(&(p->elementTypes));
|
|
hashTableInit(&(p->attributeIds));
|
|
hashTableInit(&(p->prefixes));
|
|
p->complete = 1;
|
|
p->standalone = 0;
|
|
#ifdef XML_DTD
|
|
hashTableInit(&(p->paramEntities));
|
|
#endif /* XML_DTD */
|
|
p->defaultPrefix.name = 0;
|
|
p->defaultPrefix.binding = 0;
|
|
return 1;
|
|
}
|
|
|
|
#ifdef XML_DTD
|
|
|
|
static void dtdSwap(DTD *p1, DTD *p2)
|
|
{
|
|
DTD tem;
|
|
memcpy(&tem, p1, sizeof(DTD));
|
|
memcpy(p1, p2, sizeof(DTD));
|
|
memcpy(p2, &tem, sizeof(DTD));
|
|
}
|
|
|
|
#endif /* XML_DTD */
|
|
|
|
static void dtdDestroy(DTD *p)
|
|
{
|
|
HASH_TABLE_ITER iter;
|
|
hashTableIterInit(&iter, &(p->elementTypes));
|
|
for (;;) {
|
|
ELEMENT_TYPE *e = (ELEMENT_TYPE *)hashTableIterNext(&iter);
|
|
if (!e)
|
|
break;
|
|
if (e->allocDefaultAtts != 0)
|
|
free(e->defaultAtts);
|
|
}
|
|
hashTableDestroy(&(p->generalEntities));
|
|
#ifdef XML_DTD
|
|
hashTableDestroy(&(p->paramEntities));
|
|
#endif /* XML_DTD */
|
|
hashTableDestroy(&(p->elementTypes));
|
|
hashTableDestroy(&(p->attributeIds));
|
|
hashTableDestroy(&(p->prefixes));
|
|
poolDestroy(&(p->pool));
|
|
}
|
|
|
|
/* Do a deep copy of the DTD. Return 0 for out of memory; non-zero otherwise.
|
|
The new DTD has already been initialized. */
|
|
|
|
static int dtdCopy(DTD *newDtd, const DTD *oldDtd)
|
|
{
|
|
HASH_TABLE_ITER iter;
|
|
|
|
/* Copy the prefix table. */
|
|
|
|
hashTableIterInit(&iter, &(oldDtd->prefixes));
|
|
for (;;) {
|
|
const XML_Char *name;
|
|
const PREFIX *oldP = (PREFIX *)hashTableIterNext(&iter);
|
|
if (!oldP)
|
|
break;
|
|
name = poolCopyString(&(newDtd->pool), oldP->name);
|
|
if (!name)
|
|
return 0;
|
|
if (!lookup(&(newDtd->prefixes), name, sizeof(PREFIX)))
|
|
return 0;
|
|
}
|
|
|
|
hashTableIterInit(&iter, &(oldDtd->attributeIds));
|
|
|
|
/* Copy the attribute id table. */
|
|
|
|
for (;;) {
|
|
ATTRIBUTE_ID *newA;
|
|
const XML_Char *name;
|
|
const ATTRIBUTE_ID *oldA = (ATTRIBUTE_ID *)hashTableIterNext(&iter);
|
|
|
|
if (!oldA)
|
|
break;
|
|
/* Remember to allocate the scratch byte before the name. */
|
|
if (!poolAppendChar(&(newDtd->pool), XML_T('\0')))
|
|
return 0;
|
|
name = poolCopyString(&(newDtd->pool), oldA->name);
|
|
if (!name)
|
|
return 0;
|
|
++name;
|
|
newA = (ATTRIBUTE_ID *)lookup(&(newDtd->attributeIds), name, sizeof(ATTRIBUTE_ID));
|
|
if (!newA)
|
|
return 0;
|
|
newA->maybeTokenized = oldA->maybeTokenized;
|
|
if (oldA->prefix) {
|
|
newA->xmlns = oldA->xmlns;
|
|
if (oldA->prefix == &oldDtd->defaultPrefix)
|
|
newA->prefix = &newDtd->defaultPrefix;
|
|
else
|
|
newA->prefix = (PREFIX *)lookup(&(newDtd->prefixes), oldA->prefix->name, 0);
|
|
}
|
|
}
|
|
|
|
/* Copy the element type table. */
|
|
|
|
hashTableIterInit(&iter, &(oldDtd->elementTypes));
|
|
|
|
for (;;) {
|
|
int i;
|
|
ELEMENT_TYPE *newE;
|
|
const XML_Char *name;
|
|
const ELEMENT_TYPE *oldE = (ELEMENT_TYPE *)hashTableIterNext(&iter);
|
|
if (!oldE)
|
|
break;
|
|
name = poolCopyString(&(newDtd->pool), oldE->name);
|
|
if (!name)
|
|
return 0;
|
|
newE = (ELEMENT_TYPE *)lookup(&(newDtd->elementTypes), name, sizeof(ELEMENT_TYPE));
|
|
if (!newE)
|
|
return 0;
|
|
if (oldE->nDefaultAtts) {
|
|
newE->defaultAtts = (DEFAULT_ATTRIBUTE *)malloc(oldE->nDefaultAtts * sizeof(DEFAULT_ATTRIBUTE));
|
|
if (!newE->defaultAtts)
|
|
return 0;
|
|
}
|
|
newE->allocDefaultAtts = newE->nDefaultAtts = oldE->nDefaultAtts;
|
|
if (oldE->prefix)
|
|
newE->prefix = (PREFIX *)lookup(&(newDtd->prefixes), oldE->prefix->name, 0);
|
|
for (i = 0; i < newE->nDefaultAtts; i++) {
|
|
newE->defaultAtts[i].id = (ATTRIBUTE_ID *)lookup(&(newDtd->attributeIds), oldE->defaultAtts[i].id->name, 0);
|
|
newE->defaultAtts[i].isCdata = oldE->defaultAtts[i].isCdata;
|
|
if (oldE->defaultAtts[i].value) {
|
|
newE->defaultAtts[i].value = poolCopyString(&(newDtd->pool), oldE->defaultAtts[i].value);
|
|
if (!newE->defaultAtts[i].value)
|
|
return 0;
|
|
}
|
|
else
|
|
newE->defaultAtts[i].value = 0;
|
|
}
|
|
}
|
|
|
|
/* Copy the entity tables. */
|
|
if (!copyEntityTable(&(newDtd->generalEntities),
|
|
&(newDtd->pool),
|
|
&(oldDtd->generalEntities)))
|
|
return 0;
|
|
|
|
#ifdef XML_DTD
|
|
if (!copyEntityTable(&(newDtd->paramEntities),
|
|
&(newDtd->pool),
|
|
&(oldDtd->paramEntities)))
|
|
return 0;
|
|
#endif /* XML_DTD */
|
|
|
|
newDtd->complete = oldDtd->complete;
|
|
newDtd->standalone = oldDtd->standalone;
|
|
return 1;
|
|
}
|
|
|
|
static int copyEntityTable(HASH_TABLE *newTable,
|
|
STRING_POOL *newPool,
|
|
const HASH_TABLE *oldTable)
|
|
{
|
|
HASH_TABLE_ITER iter;
|
|
const XML_Char *cachedOldBase = 0;
|
|
const XML_Char *cachedNewBase = 0;
|
|
|
|
hashTableIterInit(&iter, oldTable);
|
|
|
|
for (;;) {
|
|
ENTITY *newE;
|
|
const XML_Char *name;
|
|
const ENTITY *oldE = (ENTITY *)hashTableIterNext(&iter);
|
|
if (!oldE)
|
|
break;
|
|
name = poolCopyString(newPool, oldE->name);
|
|
if (!name)
|
|
return 0;
|
|
newE = (ENTITY *)lookup(newTable, name, sizeof(ENTITY));
|
|
if (!newE)
|
|
return 0;
|
|
if (oldE->systemId) {
|
|
const XML_Char *tem = poolCopyString(newPool, oldE->systemId);
|
|
if (!tem)
|
|
return 0;
|
|
newE->systemId = tem;
|
|
if (oldE->base) {
|
|
if (oldE->base == cachedOldBase)
|
|
newE->base = cachedNewBase;
|
|
else {
|
|
cachedOldBase = oldE->base;
|
|
tem = poolCopyString(newPool, cachedOldBase);
|
|
if (!tem)
|
|
return 0;
|
|
cachedNewBase = newE->base = tem;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
const XML_Char *tem = poolCopyStringN(newPool, oldE->textPtr, oldE->textLen);
|
|
if (!tem)
|
|
return 0;
|
|
newE->textPtr = tem;
|
|
newE->textLen = oldE->textLen;
|
|
}
|
|
if (oldE->notation) {
|
|
const XML_Char *tem = poolCopyString(newPool, oldE->notation);
|
|
if (!tem)
|
|
return 0;
|
|
newE->notation = tem;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static
|
|
void poolInit(STRING_POOL *pool)
|
|
{
|
|
pool->blocks = 0;
|
|
pool->freeBlocks = 0;
|
|
pool->start = 0;
|
|
pool->ptr = 0;
|
|
pool->end = 0;
|
|
}
|
|
|
|
static
|
|
void poolClear(STRING_POOL *pool)
|
|
{
|
|
if (!pool->freeBlocks)
|
|
pool->freeBlocks = pool->blocks;
|
|
else {
|
|
BLOCK *p = pool->blocks;
|
|
while (p) {
|
|
BLOCK *tem = p->next;
|
|
p->next = pool->freeBlocks;
|
|
pool->freeBlocks = p;
|
|
p = tem;
|
|
}
|
|
}
|
|
pool->blocks = 0;
|
|
pool->start = 0;
|
|
pool->ptr = 0;
|
|
pool->end = 0;
|
|
}
|
|
|
|
static
|
|
void poolDestroy(STRING_POOL *pool)
|
|
{
|
|
BLOCK *p = pool->blocks;
|
|
while (p) {
|
|
BLOCK *tem = p->next;
|
|
free(p);
|
|
p = tem;
|
|
}
|
|
pool->blocks = 0;
|
|
p = pool->freeBlocks;
|
|
while (p) {
|
|
BLOCK *tem = p->next;
|
|
free(p);
|
|
p = tem;
|
|
}
|
|
pool->freeBlocks = 0;
|
|
pool->ptr = 0;
|
|
pool->start = 0;
|
|
pool->end = 0;
|
|
}
|
|
|
|
static
|
|
XML_Char *poolAppend(STRING_POOL *pool, const ENCODING *enc,
|
|
const char *ptr, const char *end)
|
|
{
|
|
if (!pool->ptr && !poolGrow(pool))
|
|
return 0;
|
|
for (;;) {
|
|
XmlConvert(enc, &ptr, end, (ICHAR **)&(pool->ptr), (ICHAR *)pool->end);
|
|
if (ptr == end)
|
|
break;
|
|
if (!poolGrow(pool))
|
|
return 0;
|
|
}
|
|
return pool->start;
|
|
}
|
|
|
|
static const XML_Char *poolCopyString(STRING_POOL *pool, const XML_Char *s)
|
|
{
|
|
do {
|
|
if (!poolAppendChar(pool, *s))
|
|
return 0;
|
|
} while (*s++);
|
|
s = pool->start;
|
|
poolFinish(pool);
|
|
return s;
|
|
}
|
|
|
|
static const XML_Char *poolCopyStringN(STRING_POOL *pool, const XML_Char *s, int n)
|
|
{
|
|
if (!pool->ptr && !poolGrow(pool))
|
|
return 0;
|
|
for (; n > 0; --n, s++) {
|
|
if (!poolAppendChar(pool, *s))
|
|
return 0;
|
|
|
|
}
|
|
s = pool->start;
|
|
poolFinish(pool);
|
|
return s;
|
|
}
|
|
|
|
static
|
|
XML_Char *poolStoreString(STRING_POOL *pool, const ENCODING *enc,
|
|
const char *ptr, const char *end)
|
|
{
|
|
if (!poolAppend(pool, enc, ptr, end))
|
|
return 0;
|
|
if (pool->ptr == pool->end && !poolGrow(pool))
|
|
return 0;
|
|
*(pool->ptr)++ = 0;
|
|
return pool->start;
|
|
}
|
|
|
|
static
|
|
int poolGrow(STRING_POOL *pool)
|
|
{
|
|
if (pool->freeBlocks) {
|
|
if (pool->start == 0) {
|
|
pool->blocks = pool->freeBlocks;
|
|
pool->freeBlocks = pool->freeBlocks->next;
|
|
pool->blocks->next = 0;
|
|
pool->start = pool->blocks->s;
|
|
pool->end = pool->start + pool->blocks->size;
|
|
pool->ptr = pool->start;
|
|
return 1;
|
|
}
|
|
if (pool->end - pool->start < pool->freeBlocks->size) {
|
|
BLOCK *tem = pool->freeBlocks->next;
|
|
pool->freeBlocks->next = pool->blocks;
|
|
pool->blocks = pool->freeBlocks;
|
|
pool->freeBlocks = tem;
|
|
memcpy(pool->blocks->s, pool->start, (pool->end - pool->start) * sizeof(XML_Char));
|
|
pool->ptr = pool->blocks->s + (pool->ptr - pool->start);
|
|
pool->start = pool->blocks->s;
|
|
pool->end = pool->start + pool->blocks->size;
|
|
return 1;
|
|
}
|
|
}
|
|
if (pool->blocks && pool->start == pool->blocks->s) {
|
|
int blockSize = (pool->end - pool->start)*2;
|
|
pool->blocks = realloc(pool->blocks, offsetof(BLOCK, s) + blockSize * sizeof(XML_Char));
|
|
if (!pool->blocks)
|
|
return 0;
|
|
pool->blocks->size = blockSize;
|
|
pool->ptr = pool->blocks->s + (pool->ptr - pool->start);
|
|
pool->start = pool->blocks->s;
|
|
pool->end = pool->start + blockSize;
|
|
}
|
|
else {
|
|
BLOCK *tem;
|
|
int blockSize = pool->end - pool->start;
|
|
if (blockSize < INIT_BLOCK_SIZE)
|
|
blockSize = INIT_BLOCK_SIZE;
|
|
else
|
|
blockSize *= 2;
|
|
tem = malloc(offsetof(BLOCK, s) + blockSize * sizeof(XML_Char));
|
|
if (!tem)
|
|
return 0;
|
|
tem->size = blockSize;
|
|
tem->next = pool->blocks;
|
|
pool->blocks = tem;
|
|
memcpy(tem->s, pool->start, (pool->ptr - pool->start) * sizeof(XML_Char));
|
|
pool->ptr = tem->s + (pool->ptr - pool->start);
|
|
pool->start = tem->s;
|
|
pool->end = tem->s + blockSize;
|
|
}
|
|
return 1;
|
|
}
|