diff options
Diffstat (limited to '')
| -rw-r--r-- | lib/expat/xmlparse.c | 6405 |
1 files changed, 0 insertions, 6405 deletions
diff --git a/lib/expat/xmlparse.c b/lib/expat/xmlparse.c deleted file mode 100644 index 759a0c04b..000000000 --- a/lib/expat/xmlparse.c +++ /dev/null @@ -1,6405 +0,0 @@ -/* Copyright (c) 1998, 1999, 2000 Thai Open Source Software Center Ltd - See the file COPYING for copying permission. -*/ - -#include <stddef.h> -#include <string.h> /* memset(), memcpy() */ -#include <assert.h> -#include <limits.h> /* UINT_MAX */ -#include <time.h> /* time() */ - -// 2013_04_09 _X: Quick and dirty "fix" for expat compilation under Linux and Windows: -#define HAVE_MEMMOVE -#define XML_BUILDING_EXPAT 1 - -#ifdef COMPILED_FROM_DSP -#include "winconfig.h" -#elif defined(MACOS_CLASSIC) -#include "macconfig.h" -#elif defined(__amigaos__) -#include "amigaconfig.h" -#elif defined(__WATCOMC__) -#include "watcomconfig.h" -#elif defined(HAVE_EXPAT_CONFIG_H) -#include <expat_config.h> -#endif /* ndef COMPILED_FROM_DSP */ - -#include "ascii.h" -#include "expat.h" - -#ifdef XML_UNICODE -#define XML_ENCODE_MAX XML_UTF16_ENCODE_MAX -#define XmlConvert XmlUtf16Convert -#define XmlGetInternalEncoding XmlGetUtf16InternalEncoding -#define XmlGetInternalEncodingNS XmlGetUtf16InternalEncodingNS -#define XmlEncode XmlUtf16Encode -/* Using pointer subtraction to convert to integer type. */ -#define MUST_CONVERT(enc, s) (!(enc)->isUtf16 || (((char *)(s) - (char *)NULL) & 1)) -typedef unsigned short ICHAR; -#else -#define XML_ENCODE_MAX XML_UTF8_ENCODE_MAX -#define XmlConvert XmlUtf8Convert -#define XmlGetInternalEncoding XmlGetUtf8InternalEncoding -#define XmlGetInternalEncodingNS XmlGetUtf8InternalEncodingNS -#define XmlEncode XmlUtf8Encode -#define MUST_CONVERT(enc, s) (!(enc)->isUtf8) -typedef char ICHAR; -#endif - - -#ifndef XML_NS - -#define XmlInitEncodingNS XmlInitEncoding -#define XmlInitUnknownEncodingNS XmlInitUnknownEncoding -#undef XmlGetInternalEncodingNS -#define XmlGetInternalEncodingNS XmlGetInternalEncoding -#define XmlParseXmlDeclNS XmlParseXmlDecl - -#endif - -#ifdef XML_UNICODE - -#ifdef XML_UNICODE_WCHAR_T -#define XML_T(x) (const wchar_t)x -#define XML_L(x) L ## x -#else -#define XML_T(x) (const unsigned short)x -#define XML_L(x) x -#endif - -#else - -#define XML_T(x) x -#define XML_L(x) x - -#endif - -/* Round up n to be a multiple of sz, where sz is a power of 2. */ -#define ROUND_UP(n, sz) (((n) + ((sz) - 1)) & ~((sz) - 1)) - -/* Handle the case where memmove() doesn't exist. */ -#ifndef HAVE_MEMMOVE -#ifdef HAVE_BCOPY -#define memmove(d,s,l) bcopy((s),(d),(l)) -#else -#error memmove does not exist on this platform, nor is a substitute available -#endif /* HAVE_BCOPY */ -#endif /* HAVE_MEMMOVE */ - -#include "internal.h" -#include "xmltok.h" -#include "xmlrole.h" - -typedef const XML_Char *KEY; - -typedef struct { - KEY name; -} NAMED; - -typedef struct { - NAMED **v; - unsigned char power; - size_t size; - size_t used; - const XML_Memory_Handling_Suite *mem; -} HASH_TABLE; - -/* Basic character hash algorithm, taken from Python's string hash: - h = h * 1000003 ^ character, the constant being a prime number. - -*/ -#ifdef XML_UNICODE -#define CHAR_HASH(h, c) \ - (((h) * 0xF4243) ^ (unsigned short)(c)) -#else -#define CHAR_HASH(h, c) \ - (((h) * 0xF4243) ^ (unsigned char)(c)) -#endif - -/* For probing (after a collision) we need a step size relative prime - to the hash table size, which is a power of 2. We use double-hashing, - since we can calculate a second hash value cheaply by taking those bits - of the first hash value that were discarded (masked out) when the table - index was calculated: index = hash & mask, where mask = table->size - 1. - We limit the maximum step size to table->size / 4 (mask >> 2) and make - it odd, since odd numbers are always relative prime to a power of 2. -*/ -#define SECOND_HASH(hash, mask, power) \ - ((((hash) & ~(mask)) >> ((power) - 1)) & ((mask) >> 2)) -#define PROBE_STEP(hash, mask, power) \ - ((unsigned char)((SECOND_HASH(hash, mask, power)) | 1)) - -typedef struct { - NAMED **p; - NAMED **end; -} HASH_TABLE_ITER; - -#define INIT_TAG_BUF_SIZE 32 /* must be a multiple of sizeof(XML_Char) */ -#define INIT_DATA_BUF_SIZE 1024 -#define INIT_ATTS_SIZE 16 -#define INIT_ATTS_VERSION 0xFFFFFFFF -#define INIT_BLOCK_SIZE 1024 -#define INIT_BUFFER_SIZE 1024 - -#define EXPAND_SPARE 24 - -typedef struct binding { - struct prefix *prefix; - struct binding *nextTagBinding; - struct binding *prevPrefixBinding; - const struct attribute_id *attId; - XML_Char *uri; - int uriLen; - int uriAlloc; -} BINDING; - -typedef struct prefix { - const XML_Char *name; - BINDING *binding; -} PREFIX; - -typedef struct { - const XML_Char *str; - const XML_Char *localPart; - const XML_Char *prefix; - int strLen; - int uriLen; - int prefixLen; -} TAG_NAME; - -/* TAG represents an open element. - The name of the element is stored in both the document and API - encodings. The memory buffer 'buf' is a separately-allocated - memory area which stores the name. During the XML_Parse()/ - XMLParseBuffer() when the element is open, the memory for the 'raw' - version of the name (in the document encoding) is shared with the - document buffer. If the element is open across calls to - XML_Parse()/XML_ParseBuffer(), the buffer is re-allocated to - contain the 'raw' name as well. - - A parser re-uses these structures, maintaining a list of allocated - TAG objects in a free list. -*/ -typedef struct tag { - struct tag *parent; /* parent of this element */ - const char *rawName; /* tagName in the original encoding */ - int rawNameLength; - TAG_NAME name; /* tagName in the API encoding */ - char *buf; /* buffer for name components */ - char *bufEnd; /* end of the buffer */ - BINDING *bindings; -} TAG; - -typedef struct { - const XML_Char *name; - const XML_Char *textPtr; - int textLen; /* length in XML_Chars */ - int processed; /* # of processed bytes - when suspended */ - const XML_Char *systemId; - const XML_Char *base; - const XML_Char *publicId; - const XML_Char *notation; - XML_Bool open; - XML_Bool is_param; - XML_Bool is_internal; /* true if declared in internal subset outside PE */ -} ENTITY; - -typedef struct { - enum XML_Content_Type type; - enum XML_Content_Quant quant; - const XML_Char * name; - int firstchild; - int lastchild; - int childcnt; - int nextsib; -} CONTENT_SCAFFOLD; - -#define INIT_SCAFFOLD_ELEMENTS 32 - -typedef struct block { - struct block *next; - int size; - XML_Char s[1]; -} BLOCK; - -typedef struct { - BLOCK *blocks; - BLOCK *freeBlocks; - const XML_Char *end; - XML_Char *ptr; - XML_Char *start; - const XML_Memory_Handling_Suite *mem; -} STRING_POOL; - -/* The XML_Char before the name is used to determine whether - an attribute has been specified. */ -typedef struct attribute_id { - XML_Char *name; - PREFIX *prefix; - XML_Bool maybeTokenized; - XML_Bool xmlns; -} ATTRIBUTE_ID; - -typedef struct { - const ATTRIBUTE_ID *id; - XML_Bool isCdata; - const XML_Char *value; -} DEFAULT_ATTRIBUTE; - -typedef struct { - unsigned long version; - unsigned long hash; - const XML_Char *uriName; -} NS_ATT; - -typedef struct { - const XML_Char *name; - PREFIX *prefix; - const ATTRIBUTE_ID *idAtt; - int nDefaultAtts; - int allocDefaultAtts; - DEFAULT_ATTRIBUTE *defaultAtts; -} ELEMENT_TYPE; - -typedef struct { - HASH_TABLE generalEntities; - HASH_TABLE elementTypes; - HASH_TABLE attributeIds; - HASH_TABLE prefixes; - STRING_POOL pool; - STRING_POOL entityValuePool; - /* false once a parameter entity reference has been skipped */ - XML_Bool keepProcessing; - /* true once an internal or external PE reference has been encountered; - this includes the reference to an external subset */ - XML_Bool hasParamEntityRefs; - XML_Bool standalone; -#ifdef XML_DTD - /* indicates if external PE has been read */ - XML_Bool paramEntityRead; - HASH_TABLE paramEntities; -#endif /* XML_DTD */ - PREFIX defaultPrefix; - /* === scaffolding for building content model === */ - XML_Bool in_eldecl; - CONTENT_SCAFFOLD *scaffold; - unsigned contentStringLen; - unsigned scaffSize; - unsigned scaffCount; - int scaffLevel; - int *scaffIndex; -} DTD; - -typedef struct open_internal_entity { - const char *internalEventPtr; - const char *internalEventEndPtr; - struct open_internal_entity *next; - ENTITY *entity; - int startTagLevel; - XML_Bool betweenDecl; /* WFC: PE Between Declarations */ -} OPEN_INTERNAL_ENTITY; - -typedef enum XML_Error PTRCALL Processor(XML_Parser parser, - const char *start, - const char *end, - const char **endPtr); - -static Processor prologProcessor; -static Processor prologInitProcessor; -static Processor contentProcessor; -static Processor cdataSectionProcessor; -#ifdef XML_DTD -static Processor ignoreSectionProcessor; -static Processor externalParEntProcessor; -static Processor externalParEntInitProcessor; -static Processor entityValueProcessor; -static Processor entityValueInitProcessor; -#endif /* XML_DTD */ -static Processor epilogProcessor; -static Processor errorProcessor; -static Processor externalEntityInitProcessor; -static Processor externalEntityInitProcessor2; -static Processor externalEntityInitProcessor3; -static Processor externalEntityContentProcessor; -static Processor internalEntityProcessor; - -static enum XML_Error -handleUnknownEncoding(XML_Parser parser, const XML_Char *encodingName); -static enum XML_Error -processXmlDecl(XML_Parser parser, int isGeneralTextEntity, - const char *s, const char *next); -static enum XML_Error -initializeEncoding(XML_Parser parser); -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, - XML_Bool haveMore); -static enum XML_Error -processInternalEntity(XML_Parser parser, ENTITY *entity, - XML_Bool betweenDecl); -static enum XML_Error -doContent(XML_Parser parser, int startTagLevel, const ENCODING *enc, - const char *start, const char *end, const char **endPtr, - XML_Bool haveMore); -static enum XML_Error -doCdataSection(XML_Parser parser, const ENCODING *, const char **startPtr, - const char *end, const char **nextPtr, XML_Bool haveMore); -#ifdef XML_DTD -static enum XML_Error -doIgnoreSection(XML_Parser parser, const ENCODING *, const char **startPtr, - const char *end, const char **nextPtr, XML_Bool haveMore); -#endif /* XML_DTD */ - -static enum XML_Error -storeAtts(XML_Parser parser, const ENCODING *, const char *s, - TAG_NAME *tagNamePtr, BINDING **bindingsPtr); -static enum XML_Error -addBinding(XML_Parser parser, PREFIX *prefix, const ATTRIBUTE_ID *attId, - const XML_Char *uri, BINDING **bindingsPtr); -static int -defineAttribute(ELEMENT_TYPE *type, ATTRIBUTE_ID *, XML_Bool isCdata, - XML_Bool isId, const XML_Char *dfltValue, XML_Parser parser); -static enum XML_Error -storeAttributeValue(XML_Parser parser, const ENCODING *, XML_Bool isCdata, - const char *, const char *, STRING_POOL *); -static enum XML_Error -appendAttributeValue(XML_Parser parser, const ENCODING *, XML_Bool isCdata, - const char *, const char *, STRING_POOL *); -static ATTRIBUTE_ID * -getAttributeId(XML_Parser parser, const ENCODING *enc, const char *start, - const char *end); -static int -setElementTypePrefix(XML_Parser parser, ELEMENT_TYPE *); -static enum XML_Error -storeEntityValue(XML_Parser parser, const ENCODING *enc, const char *start, - const char *end); -static int -reportProcessingInstruction(XML_Parser parser, const ENCODING *enc, - const char *start, const char *end); -static int -reportComment(XML_Parser parser, const ENCODING *enc, const char *start, - const char *end); -static void -reportDefault(XML_Parser parser, const ENCODING *enc, const char *start, - const char *end); - -static const XML_Char * getContext(XML_Parser parser); -static XML_Bool -setContext(XML_Parser parser, const XML_Char *context); - -static void FASTCALL normalizePublicId(XML_Char *s); - -static DTD * dtdCreate(const XML_Memory_Handling_Suite *ms); -/* do not call if parentParser != NULL */ -static void dtdReset(DTD *p, const XML_Memory_Handling_Suite *ms); -static void -dtdDestroy(DTD *p, XML_Bool isDocEntity, const XML_Memory_Handling_Suite *ms); -static int -dtdCopy(XML_Parser oldParser, - DTD *newDtd, const DTD *oldDtd, const XML_Memory_Handling_Suite *ms); -static int -copyEntityTable(XML_Parser oldParser, - HASH_TABLE *, STRING_POOL *, const HASH_TABLE *); -static NAMED * -lookup(XML_Parser parser, HASH_TABLE *table, KEY name, size_t createSize); -static void FASTCALL -hashTableInit(HASH_TABLE *, const XML_Memory_Handling_Suite *ms); -static void FASTCALL hashTableClear(HASH_TABLE *); -static void FASTCALL hashTableDestroy(HASH_TABLE *); -static void FASTCALL -hashTableIterInit(HASH_TABLE_ITER *, const HASH_TABLE *); -static NAMED * FASTCALL hashTableIterNext(HASH_TABLE_ITER *); - -static void FASTCALL -poolInit(STRING_POOL *, const XML_Memory_Handling_Suite *ms); -static void FASTCALL poolClear(STRING_POOL *); -static void FASTCALL poolDestroy(STRING_POOL *); -static XML_Char * -poolAppend(STRING_POOL *pool, const ENCODING *enc, - const char *ptr, const char *end); -static XML_Char * -poolStoreString(STRING_POOL *pool, const ENCODING *enc, - const char *ptr, const char *end); -static XML_Bool FASTCALL poolGrow(STRING_POOL *pool); -static const XML_Char * FASTCALL -poolCopyString(STRING_POOL *pool, const XML_Char *s); -static const XML_Char * -poolCopyStringN(STRING_POOL *pool, const XML_Char *s, int n); -static const XML_Char * FASTCALL -poolAppendString(STRING_POOL *pool, const XML_Char *s); - -static int FASTCALL nextScaffoldPart(XML_Parser parser); -static XML_Content * build_model(XML_Parser parser); -static ELEMENT_TYPE * -getElementType(XML_Parser parser, const ENCODING *enc, - const char *ptr, const char *end); - -static unsigned long generate_hash_secret_salt(void); -static XML_Bool startParsing(XML_Parser parser); - -static XML_Parser -parserCreate(const XML_Char *encodingName, - const XML_Memory_Handling_Suite *memsuite, - const XML_Char *nameSep, - DTD *dtd); - -static void -parserInit(XML_Parser parser, const XML_Char *encodingName); - -#define poolStart(pool) ((pool)->start) -#define poolEnd(pool) ((pool)->ptr) -#define poolLength(pool) ((pool)->ptr - (pool)->start) -#define poolChop(pool) ((void)--(pool->ptr)) -#define poolLastChar(pool) (((pool)->ptr)[-1]) -#define poolDiscard(pool) ((pool)->ptr = (pool)->start) -#define poolFinish(pool) ((pool)->start = (pool)->ptr) -#define poolAppendChar(pool, c) \ - (((pool)->ptr == (pool)->end && !poolGrow(pool)) \ - ? 0 \ - : ((*((pool)->ptr)++ = c), 1)) - -struct XML_ParserStruct { - /* The first member must be userData so that the XML_GetUserData - macro works. */ - void *m_userData; - void *m_handlerArg; - char *m_buffer; - const XML_Memory_Handling_Suite m_mem; - /* first character to be parsed */ - const char *m_bufferPtr; - /* past last character to be parsed */ - char *m_bufferEnd; - /* allocated end of buffer */ - const char *m_bufferLim; - XML_Index m_parseEndByteIndex; - const char *m_parseEndPtr; - XML_Char *m_dataBuf; - XML_Char *m_dataBufEnd; - XML_StartElementHandler m_startElementHandler; - XML_EndElementHandler m_endElementHandler; - XML_CharacterDataHandler m_characterDataHandler; - XML_ProcessingInstructionHandler m_processingInstructionHandler; - XML_CommentHandler m_commentHandler; - XML_StartCdataSectionHandler m_startCdataSectionHandler; - XML_EndCdataSectionHandler m_endCdataSectionHandler; - XML_DefaultHandler m_defaultHandler; - XML_StartDoctypeDeclHandler m_startDoctypeDeclHandler; - XML_EndDoctypeDeclHandler m_endDoctypeDeclHandler; - XML_UnparsedEntityDeclHandler m_unparsedEntityDeclHandler; - XML_NotationDeclHandler m_notationDeclHandler; - XML_StartNamespaceDeclHandler m_startNamespaceDeclHandler; - XML_EndNamespaceDeclHandler m_endNamespaceDeclHandler; - XML_NotStandaloneHandler m_notStandaloneHandler; - XML_ExternalEntityRefHandler m_externalEntityRefHandler; - XML_Parser m_externalEntityRefHandlerArg; - XML_SkippedEntityHandler m_skippedEntityHandler; - XML_UnknownEncodingHandler m_unknownEncodingHandler; - XML_ElementDeclHandler m_elementDeclHandler; - XML_AttlistDeclHandler m_attlistDeclHandler; - XML_EntityDeclHandler m_entityDeclHandler; - XML_XmlDeclHandler m_xmlDeclHandler; - const ENCODING *m_encoding; - INIT_ENCODING m_initEncoding; - const ENCODING *m_internalEncoding; - const XML_Char *m_protocolEncodingName; - XML_Bool m_ns; - XML_Bool m_ns_triplets; - void *m_unknownEncodingMem; - void *m_unknownEncodingData; - void *m_unknownEncodingHandlerData; - void (XMLCALL *m_unknownEncodingRelease)(void *); - PROLOG_STATE m_prologState; - Processor *m_processor; - enum XML_Error m_errorCode; - const char *m_eventPtr; - const char *m_eventEndPtr; - const char *m_positionPtr; - OPEN_INTERNAL_ENTITY *m_openInternalEntities; - OPEN_INTERNAL_ENTITY *m_freeInternalEntities; - XML_Bool m_defaultExpandInternalEntities; - int m_tagLevel; - ENTITY *m_declEntity; - const XML_Char *m_doctypeName; - const XML_Char *m_doctypeSysid; - const XML_Char *m_doctypePubid; - const XML_Char *m_declAttributeType; - const XML_Char *m_declNotationName; - const XML_Char *m_declNotationPublicId; - ELEMENT_TYPE *m_declElementType; - ATTRIBUTE_ID *m_declAttributeId; - XML_Bool m_declAttributeIsCdata; - XML_Bool m_declAttributeIsId; - DTD *m_dtd; - const XML_Char *m_curBase; - TAG *m_tagStack; - TAG *m_freeTagList; - BINDING *m_inheritedBindings; - BINDING *m_freeBindingList; - int m_attsSize; - int m_nSpecifiedAtts; - int m_idAttIndex; - ATTRIBUTE *m_atts; - NS_ATT *m_nsAtts; - unsigned long m_nsAttsVersion; - unsigned char m_nsAttsPower; -#ifdef XML_ATTR_INFO - XML_AttrInfo *m_attInfo; -#endif - POSITION m_position; - STRING_POOL m_tempPool; - STRING_POOL m_temp2Pool; - char *m_groupConnector; - unsigned int m_groupSize; - XML_Char m_namespaceSeparator; - XML_Parser m_parentParser; - XML_ParsingStatus m_parsingStatus; -#ifdef XML_DTD - XML_Bool m_isParamEntity; - XML_Bool m_useForeignDTD; - enum XML_ParamEntityParsing m_paramEntityParsing; -#endif - unsigned long m_hash_secret_salt; -}; - -#define MALLOC(s) (parser->m_mem.malloc_fcn((s))) -#define REALLOC(p,s) (parser->m_mem.realloc_fcn((p),(s))) -#define FREE(p) (parser->m_mem.free_fcn((p))) - -#define userData (parser->m_userData) -#define handlerArg (parser->m_handlerArg) -#define startElementHandler (parser->m_startElementHandler) -#define endElementHandler (parser->m_endElementHandler) -#define characterDataHandler (parser->m_characterDataHandler) -#define processingInstructionHandler \ - (parser->m_processingInstructionHandler) -#define commentHandler (parser->m_commentHandler) -#define startCdataSectionHandler \ - (parser->m_startCdataSectionHandler) -#define endCdataSectionHandler (parser->m_endCdataSectionHandler) -#define defaultHandler (parser->m_defaultHandler) -#define startDoctypeDeclHandler (parser->m_startDoctypeDeclHandler) -#define endDoctypeDeclHandler (parser->m_endDoctypeDeclHandler) -#define unparsedEntityDeclHandler \ - (parser->m_unparsedEntityDeclHandler) -#define notationDeclHandler (parser->m_notationDeclHandler) -#define startNamespaceDeclHandler \ - (parser->m_startNamespaceDeclHandler) -#define endNamespaceDeclHandler (parser->m_endNamespaceDeclHandler) -#define notStandaloneHandler (parser->m_notStandaloneHandler) -#define externalEntityRefHandler \ - (parser->m_externalEntityRefHandler) -#define externalEntityRefHandlerArg \ - (parser->m_externalEntityRefHandlerArg) -#define internalEntityRefHandler \ - (parser->m_internalEntityRefHandler) -#define skippedEntityHandler (parser->m_skippedEntityHandler) -#define unknownEncodingHandler (parser->m_unknownEncodingHandler) -#define elementDeclHandler (parser->m_elementDeclHandler) -#define attlistDeclHandler (parser->m_attlistDeclHandler) -#define entityDeclHandler (parser->m_entityDeclHandler) -#define xmlDeclHandler (parser->m_xmlDeclHandler) -#define encoding (parser->m_encoding) -#define initEncoding (parser->m_initEncoding) -#define internalEncoding (parser->m_internalEncoding) -#define unknownEncodingMem (parser->m_unknownEncodingMem) -#define unknownEncodingData (parser->m_unknownEncodingData) -#define unknownEncodingHandlerData \ - (parser->m_unknownEncodingHandlerData) -#define unknownEncodingRelease (parser->m_unknownEncodingRelease) -#define protocolEncodingName (parser->m_protocolEncodingName) -#define ns (parser->m_ns) -#define ns_triplets (parser->m_ns_triplets) -#define prologState (parser->m_prologState) -#define processor (parser->m_processor) -#define errorCode (parser->m_errorCode) -#define eventPtr (parser->m_eventPtr) -#define eventEndPtr (parser->m_eventEndPtr) -#define positionPtr (parser->m_positionPtr) -#define position (parser->m_position) -#define openInternalEntities (parser->m_openInternalEntities) -#define freeInternalEntities (parser->m_freeInternalEntities) -#define defaultExpandInternalEntities \ - (parser->m_defaultExpandInternalEntities) -#define tagLevel (parser->m_tagLevel) -#define buffer (parser->m_buffer) -#define bufferPtr (parser->m_bufferPtr) -#define bufferEnd (parser->m_bufferEnd) -#define parseEndByteIndex (parser->m_parseEndByteIndex) -#define parseEndPtr (parser->m_parseEndPtr) -#define bufferLim (parser->m_bufferLim) -#define dataBuf (parser->m_dataBuf) -#define dataBufEnd (parser->m_dataBufEnd) -#define _dtd (parser->m_dtd) -#define curBase (parser->m_curBase) -#define declEntity (parser->m_declEntity) -#define doctypeName (parser->m_doctypeName) -#define doctypeSysid (parser->m_doctypeSysid) -#define doctypePubid (parser->m_doctypePubid) -#define declAttributeType (parser->m_declAttributeType) -#define declNotationName (parser->m_declNotationName) -#define declNotationPublicId (parser->m_declNotationPublicId) -#define declElementType (parser->m_declElementType) -#define declAttributeId (parser->m_declAttributeId) -#define declAttributeIsCdata (parser->m_declAttributeIsCdata) -#define declAttributeIsId (parser->m_declAttributeIsId) -#define freeTagList (parser->m_freeTagList) -#define freeBindingList (parser->m_freeBindingList) -#define inheritedBindings (parser->m_inheritedBindings) -#define tagStack (parser->m_tagStack) -#define atts (parser->m_atts) -#define attsSize (parser->m_attsSize) -#define nSpecifiedAtts (parser->m_nSpecifiedAtts) -#define idAttIndex (parser->m_idAttIndex) -#define nsAtts (parser->m_nsAtts) -#define nsAttsVersion (parser->m_nsAttsVersion) -#define nsAttsPower (parser->m_nsAttsPower) -#define attInfo (parser->m_attInfo) -#define tempPool (parser->m_tempPool) -#define temp2Pool (parser->m_temp2Pool) -#define groupConnector (parser->m_groupConnector) -#define groupSize (parser->m_groupSize) -#define namespaceSeparator (parser->m_namespaceSeparator) -#define parentParser (parser->m_parentParser) -#define ps_parsing (parser->m_parsingStatus.parsing) -#define ps_finalBuffer (parser->m_parsingStatus.finalBuffer) -#ifdef XML_DTD -#define isParamEntity (parser->m_isParamEntity) -#define useForeignDTD (parser->m_useForeignDTD) -#define paramEntityParsing (parser->m_paramEntityParsing) -#endif /* XML_DTD */ -#define hash_secret_salt (parser->m_hash_secret_salt) - -XML_Parser XMLCALL -XML_ParserCreate(const XML_Char *encodingName) -{ - return XML_ParserCreate_MM(encodingName, NULL, NULL); -} - -XML_Parser XMLCALL -XML_ParserCreateNS(const XML_Char *encodingName, XML_Char nsSep) -{ - XML_Char tmp[2]; - *tmp = nsSep; - return XML_ParserCreate_MM(encodingName, NULL, tmp); -} - -static const XML_Char implicitContext[] = { - ASCII_x, ASCII_m, ASCII_l, ASCII_EQUALS, ASCII_h, ASCII_t, ASCII_t, ASCII_p, - ASCII_COLON, ASCII_SLASH, ASCII_SLASH, ASCII_w, ASCII_w, ASCII_w, - ASCII_PERIOD, ASCII_w, ASCII_3, ASCII_PERIOD, ASCII_o, ASCII_r, ASCII_g, - ASCII_SLASH, ASCII_X, ASCII_M, ASCII_L, ASCII_SLASH, ASCII_1, ASCII_9, - ASCII_9, ASCII_8, ASCII_SLASH, ASCII_n, ASCII_a, ASCII_m, ASCII_e, - ASCII_s, ASCII_p, ASCII_a, ASCII_c, ASCII_e, '\0' -}; - -static unsigned long -generate_hash_secret_salt(void) -{ - unsigned int seed = time(NULL) % UINT_MAX; - srand(seed); - return rand(); -} - -static XML_Bool /* only valid for root parser */ -startParsing(XML_Parser parser) -{ - /* hash functions must be initialized before setContext() is called */ - if (hash_secret_salt == 0) - hash_secret_salt = generate_hash_secret_salt(); - if (ns) { - /* implicit context only set for root parser, since child - parsers (i.e. external entity parsers) will inherit it - */ - return setContext(parser, implicitContext); - } - return XML_TRUE; -} - -XML_Parser XMLCALL -XML_ParserCreate_MM(const XML_Char *encodingName, - const XML_Memory_Handling_Suite *memsuite, - const XML_Char *nameSep) -{ - return parserCreate(encodingName, memsuite, nameSep, NULL); -} - -static XML_Parser -parserCreate(const XML_Char *encodingName, - const XML_Memory_Handling_Suite *memsuite, - const XML_Char *nameSep, - DTD *dtd) -{ - XML_Parser parser; - - if (memsuite) { - XML_Memory_Handling_Suite *mtemp; - parser = (XML_Parser) - memsuite->malloc_fcn(sizeof(struct XML_ParserStruct)); - if (parser != NULL) { - mtemp = (XML_Memory_Handling_Suite *)&(parser->m_mem); - mtemp->malloc_fcn = memsuite->malloc_fcn; - mtemp->realloc_fcn = memsuite->realloc_fcn; - mtemp->free_fcn = memsuite->free_fcn; - } - } - else { - XML_Memory_Handling_Suite *mtemp; - parser = (XML_Parser)malloc(sizeof(struct XML_ParserStruct)); - if (parser != NULL) { - mtemp = (XML_Memory_Handling_Suite *)&(parser->m_mem); - mtemp->malloc_fcn = malloc; - mtemp->realloc_fcn = realloc; - mtemp->free_fcn = free; - } - } - - if (!parser) - return parser; - - buffer = NULL; - bufferLim = NULL; - - attsSize = INIT_ATTS_SIZE; - atts = (ATTRIBUTE *)MALLOC(attsSize * sizeof(ATTRIBUTE)); - if (atts == NULL) { - FREE(parser); - return NULL; - } -#ifdef XML_ATTR_INFO - attInfo = (XML_AttrInfo*)MALLOC(attsSize * sizeof(XML_AttrInfo)); - if (attInfo == NULL) { - FREE(atts); - FREE(parser); - return NULL; - } -#endif - dataBuf = (XML_Char *)MALLOC(INIT_DATA_BUF_SIZE * sizeof(XML_Char)); - if (dataBuf == NULL) { - FREE(atts); -#ifdef XML_ATTR_INFO - FREE(attInfo); -#endif - FREE(parser); - return NULL; - } - dataBufEnd = dataBuf + INIT_DATA_BUF_SIZE; - - if (dtd) - _dtd = dtd; - else { - _dtd = dtdCreate(&parser->m_mem); - if (_dtd == NULL) { - FREE(dataBuf); - FREE(atts); -#ifdef XML_ATTR_INFO - FREE(attInfo); -#endif - FREE(parser); - return NULL; - } - } - - freeBindingList = NULL; - freeTagList = NULL; - freeInternalEntities = NULL; - - groupSize = 0; - groupConnector = NULL; - - unknownEncodingHandler = NULL; - unknownEncodingHandlerData = NULL; - - namespaceSeparator = ASCII_EXCL; - ns = XML_FALSE; - ns_triplets = XML_FALSE; - - nsAtts = NULL; - nsAttsVersion = 0; - nsAttsPower = 0; - - poolInit(&tempPool, &(parser->m_mem)); - poolInit(&temp2Pool, &(parser->m_mem)); - parserInit(parser, encodingName); - - if (encodingName && !protocolEncodingName) { - XML_ParserFree(parser); - return NULL; - } - - if (nameSep) { - ns = XML_TRUE; - internalEncoding = XmlGetInternalEncodingNS(); - namespaceSeparator = *nameSep; - } - else { - internalEncoding = XmlGetInternalEncoding(); - } - - return parser; -} - -static void -parserInit(XML_Parser parser, const XML_Char *encodingName) -{ - processor = prologInitProcessor; - XmlPrologStateInit(&prologState); - protocolEncodingName = (encodingName != NULL - ? poolCopyString(&tempPool, encodingName) - : NULL); - curBase = NULL; - XmlInitEncoding(&initEncoding, &encoding, 0); - userData = NULL; - handlerArg = NULL; - startElementHandler = NULL; - endElementHandler = NULL; - characterDataHandler = NULL; - processingInstructionHandler = NULL; - commentHandler = NULL; - startCdataSectionHandler = NULL; - endCdataSectionHandler = NULL; - defaultHandler = NULL; - startDoctypeDeclHandler = NULL; - endDoctypeDeclHandler = NULL; - unparsedEntityDeclHandler = NULL; - notationDeclHandler = NULL; - startNamespaceDeclHandler = NULL; - endNamespaceDeclHandler = NULL; - notStandaloneHandler = NULL; - externalEntityRefHandler = NULL; - externalEntityRefHandlerArg = parser; - skippedEntityHandler = NULL; - elementDeclHandler = NULL; - attlistDeclHandler = NULL; - entityDeclHandler = NULL; - xmlDeclHandler = NULL; - bufferPtr = buffer; - bufferEnd = buffer; - parseEndByteIndex = 0; - parseEndPtr = NULL; - declElementType = NULL; - declAttributeId = NULL; - declEntity = NULL; - doctypeName = NULL; - doctypeSysid = NULL; - doctypePubid = NULL; - declAttributeType = NULL; - declNotationName = NULL; - declNotationPublicId = NULL; - declAttributeIsCdata = XML_FALSE; - declAttributeIsId = XML_FALSE; - memset(&position, 0, sizeof(POSITION)); - errorCode = XML_ERROR_NONE; - eventPtr = NULL; - eventEndPtr = NULL; - positionPtr = NULL; - openInternalEntities = NULL; - defaultExpandInternalEntities = XML_TRUE; - tagLevel = 0; - tagStack = NULL; - inheritedBindings = NULL; - nSpecifiedAtts = 0; - unknownEncodingMem = NULL; - unknownEncodingRelease = NULL; - unknownEncodingData = NULL; - parentParser = NULL; - ps_parsing = XML_INITIALIZED; -#ifdef XML_DTD - isParamEntity = XML_FALSE; - useForeignDTD = XML_FALSE; - paramEntityParsing = XML_PARAM_ENTITY_PARSING_NEVER; -#endif - hash_secret_salt = 0; -} - -/* moves list of bindings to freeBindingList */ -static void FASTCALL -moveToFreeBindingList(XML_Parser parser, BINDING *bindings) -{ - while (bindings) { - BINDING *b = bindings; - bindings = bindings->nextTagBinding; - b->nextTagBinding = freeBindingList; - freeBindingList = b; - } -} - -XML_Bool XMLCALL -XML_ParserReset(XML_Parser parser, const XML_Char *encodingName) -{ - TAG *tStk; - OPEN_INTERNAL_ENTITY *openEntityList; - if (parentParser) - return XML_FALSE; - /* move tagStack to freeTagList */ - tStk = tagStack; - while (tStk) { - TAG *tag = tStk; - tStk = tStk->parent; - tag->parent = freeTagList; - moveToFreeBindingList(parser, tag->bindings); - tag->bindings = NULL; - freeTagList = tag; - } - /* move openInternalEntities to freeInternalEntities */ - openEntityList = openInternalEntities; - while (openEntityList) { - OPEN_INTERNAL_ENTITY *openEntity = openEntityList; - openEntityList = openEntity->next; - openEntity->next = freeInternalEntities; - freeInternalEntities = openEntity; - } - moveToFreeBindingList(parser, inheritedBindings); - FREE(unknownEncodingMem); - if (unknownEncodingRelease) - unknownEncodingRelease(unknownEncodingData); - poolClear(&tempPool); - poolClear(&temp2Pool); - parserInit(parser, encodingName); - dtdReset(_dtd, &parser->m_mem); - return XML_TRUE; -} - -enum XML_Status XMLCALL -XML_SetEncoding(XML_Parser parser, const XML_Char *encodingName) -{ - /* Block after XML_Parse()/XML_ParseBuffer() has been called. - XXX There's no way for the caller to determine which of the - XXX possible error cases caused the XML_STATUS_ERROR return. - */ - if (ps_parsing == XML_PARSING || ps_parsing == XML_SUSPENDED) - return XML_STATUS_ERROR; - if (encodingName == NULL) - protocolEncodingName = NULL; - else { - protocolEncodingName = poolCopyString(&tempPool, encodingName); - if (!protocolEncodingName) - return XML_STATUS_ERROR; - } - return XML_STATUS_OK; -} - -XML_Parser XMLCALL -XML_ExternalEntityParserCreate(XML_Parser oldParser, - const XML_Char *context, - const XML_Char *encodingName) -{ - XML_Parser parser = oldParser; - DTD *newDtd = NULL; - 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_UnparsedEntityDeclHandler oldUnparsedEntityDeclHandler - = unparsedEntityDeclHandler; - XML_NotationDeclHandler oldNotationDeclHandler = notationDeclHandler; - XML_StartNamespaceDeclHandler oldStartNamespaceDeclHandler - = startNamespaceDeclHandler; - XML_EndNamespaceDeclHandler oldEndNamespaceDeclHandler - = endNamespaceDeclHandler; - XML_NotStandaloneHandler oldNotStandaloneHandler = notStandaloneHandler; - XML_ExternalEntityRefHandler oldExternalEntityRefHandler - = externalEntityRefHandler; - XML_SkippedEntityHandler oldSkippedEntityHandler = skippedEntityHandler; - XML_UnknownEncodingHandler oldUnknownEncodingHandler - = unknownEncodingHandler; - XML_ElementDeclHandler oldElementDeclHandler = elementDeclHandler; - XML_AttlistDeclHandler oldAttlistDeclHandler = attlistDeclHandler; - XML_EntityDeclHandler oldEntityDeclHandler = entityDeclHandler; - XML_XmlDeclHandler oldXmlDeclHandler = xmlDeclHandler; - ELEMENT_TYPE * oldDeclElementType = declElementType; - - void *oldUserData = userData; - void *oldHandlerArg = handlerArg; - XML_Bool oldDefaultExpandInternalEntities = defaultExpandInternalEntities; - XML_Parser oldExternalEntityRefHandlerArg = externalEntityRefHandlerArg; -#ifdef XML_DTD - enum XML_ParamEntityParsing oldParamEntityParsing = paramEntityParsing; - int oldInEntityValue = prologState.inEntityValue; -#endif - XML_Bool oldns_triplets = ns_triplets; - /* Note that the new parser shares the same hash secret as the old - parser, so that dtdCopy and copyEntityTable can lookup values - from hash tables associated with either parser without us having - to worry which hash secrets each table has. - */ - unsigned long oldhash_secret_salt = hash_secret_salt; - -#ifdef XML_DTD - if (!context) - newDtd = oldDtd; -#endif /* XML_DTD */ - - /* Note that the magical uses of the pre-processor to make field - access look more like C++ require that `parser' be overwritten - here. This makes this function more painful to follow than it - would be otherwise. - */ - if (ns) { - XML_Char tmp[2]; - *tmp = namespaceSeparator; - parser = parserCreate(encodingName, &parser->m_mem, tmp, newDtd); - } - else { - parser = parserCreate(encodingName, &parser->m_mem, NULL, newDtd); - } - - if (!parser) - return NULL; - - startElementHandler = oldStartElementHandler; - endElementHandler = oldEndElementHandler; - characterDataHandler = oldCharacterDataHandler; - processingInstructionHandler = oldProcessingInstructionHandler; - commentHandler = oldCommentHandler; - startCdataSectionHandler = oldStartCdataSectionHandler; - endCdataSectionHandler = oldEndCdataSectionHandler; - defaultHandler = oldDefaultHandler; - unparsedEntityDeclHandler = oldUnparsedEntityDeclHandler; - notationDeclHandler = oldNotationDeclHandler; - startNamespaceDeclHandler = oldStartNamespaceDeclHandler; - endNamespaceDeclHandler = oldEndNamespaceDeclHandler; - notStandaloneHandler = oldNotStandaloneHandler; - externalEntityRefHandler = oldExternalEntityRefHandler; - skippedEntityHandler = oldSkippedEntityHandler; - unknownEncodingHandler = oldUnknownEncodingHandler; - elementDeclHandler = oldElementDeclHandler; - attlistDeclHandler = oldAttlistDeclHandler; - entityDeclHandler = oldEntityDeclHandler; - xmlDeclHandler = oldXmlDeclHandler; - declElementType = oldDeclElementType; - userData = oldUserData; - if (oldUserData == oldHandlerArg) - handlerArg = userData; - else - handlerArg = parser; - if (oldExternalEntityRefHandlerArg != oldParser) - externalEntityRefHandlerArg = oldExternalEntityRefHandlerArg; - defaultExpandInternalEntities = oldDefaultExpandInternalEntities; - ns_triplets = oldns_triplets; - hash_secret_salt = oldhash_secret_salt; - parentParser = oldParser; -#ifdef XML_DTD - paramEntityParsing = oldParamEntityParsing; - prologState.inEntityValue = oldInEntityValue; - if (context) { -#endif /* XML_DTD */ - if (!dtdCopy(oldParser, _dtd, oldDtd, &parser->m_mem) - || !setContext(parser, context)) { - XML_ParserFree(parser); - return NULL; - } - processor = externalEntityInitProcessor; -#ifdef XML_DTD - } - else { - /* The DTD instance referenced by _dtd is shared between the document's - root parser and external PE parsers, therefore one does not need to - call setContext. In addition, one also *must* not call setContext, - because this would overwrite existing prefix->binding pointers in - _dtd with ones that get destroyed with the external PE parser. - This would leave those prefixes with dangling pointers. - */ - isParamEntity = XML_TRUE; - XmlPrologStateInitExternalEntity(&prologState); - processor = externalParEntInitProcessor; - } -#endif /* XML_DTD */ - return parser; -} - -static void FASTCALL -destroyBindings(BINDING *bindings, XML_Parser parser) -{ - for (;;) { - BINDING *b = bindings; - if (!b) - break; - bindings = b->nextTagBinding; - FREE(b->uri); - FREE(b); - } -} - -void XMLCALL -XML_ParserFree(XML_Parser parser) -{ - TAG *tagList; - OPEN_INTERNAL_ENTITY *entityList; - if (parser == NULL) - return; - /* free tagStack and freeTagList */ - tagList = tagStack; - for (;;) { - TAG *p; - if (tagList == NULL) { - if (freeTagList == NULL) - break; - tagList = freeTagList; - freeTagList = NULL; - } - p = tagList; - tagList = tagList->parent; - FREE(p->buf); - destroyBindings(p->bindings, parser); - FREE(p); - } - /* free openInternalEntities and freeInternalEntities */ - entityList = openInternalEntities; - for (;;) { - OPEN_INTERNAL_ENTITY *openEntity; - if (entityList == NULL) { - if (freeInternalEntities == NULL) - break; - entityList = freeInternalEntities; - freeInternalEntities = NULL; - } - openEntity = entityList; - entityList = entityList->next; - FREE(openEntity); - } - - destroyBindings(freeBindingList, parser); - destroyBindings(inheritedBindings, parser); - poolDestroy(&tempPool); - poolDestroy(&temp2Pool); -#ifdef XML_DTD - /* external parameter entity parsers share the DTD structure - parser->m_dtd with the root parser, so we must not destroy it - */ - if (!isParamEntity && _dtd) -#else - if (_dtd) -#endif /* XML_DTD */ - dtdDestroy(_dtd, (XML_Bool)!parentParser, &parser->m_mem); - FREE((void *)atts); -#ifdef XML_ATTR_INFO - FREE((void *)attInfo); -#endif - FREE(groupConnector); - FREE(buffer); - FREE(dataBuf); - FREE(nsAtts); - FREE(unknownEncodingMem); - if (unknownEncodingRelease) - unknownEncodingRelease(unknownEncodingData); - FREE(parser); -} - -void XMLCALL -XML_UseParserAsHandlerArg(XML_Parser parser) -{ - handlerArg = parser; -} - -enum XML_Error XMLCALL -XML_UseForeignDTD(XML_Parser parser, XML_Bool useDTD) -{ -#ifdef XML_DTD - /* block after XML_Parse()/XML_ParseBuffer() has been called */ - if (ps_parsing == XML_PARSING || ps_parsing == XML_SUSPENDED) - return XML_ERROR_CANT_CHANGE_FEATURE_ONCE_PARSING; - useForeignDTD = useDTD; - return XML_ERROR_NONE; -#else - return XML_ERROR_FEATURE_REQUIRES_XML_DTD; -#endif -} - -void XMLCALL -XML_SetReturnNSTriplet(XML_Parser parser, int do_nst) -{ - /* block after XML_Parse()/XML_ParseBuffer() has been called */ - if (ps_parsing == XML_PARSING || ps_parsing == XML_SUSPENDED) - return; - ns_triplets = do_nst ? XML_TRUE : XML_FALSE; -} - -void XMLCALL -XML_SetUserData(XML_Parser parser, void *p) -{ - if (handlerArg == userData) - handlerArg = userData = p; - else - userData = p; -} - -enum XML_Status XMLCALL -XML_SetBase(XML_Parser parser, const XML_Char *p) -{ - if (p) { - p = poolCopyString(&_dtd->pool, p); - if (!p) - return XML_STATUS_ERROR; - curBase = p; - } - else - curBase = NULL; - return XML_STATUS_OK; -} - -const XML_Char * XMLCALL -XML_GetBase(XML_Parser parser) -{ - return curBase; -} - -int XMLCALL -XML_GetSpecifiedAttributeCount(XML_Parser parser) -{ - return nSpecifiedAtts; -} - -int XMLCALL -XML_GetIdAttributeIndex(XML_Parser parser) -{ - return idAttIndex; -} - -#ifdef XML_ATTR_INFO -const XML_AttrInfo * XMLCALL -XML_GetAttributeInfo(XML_Parser parser) -{ - return attInfo; -} -#endif - -void XMLCALL -XML_SetElementHandler(XML_Parser parser, - XML_StartElementHandler start, - XML_EndElementHandler end) -{ - startElementHandler = start; - endElementHandler = end; -} - -void XMLCALL -XML_SetStartElementHandler(XML_Parser parser, - XML_StartElementHandler start) { - startElementHandler = start; -} - -void XMLCALL -XML_SetEndElementHandler(XML_Parser parser, - XML_EndElementHandler end) { - endElementHandler = end; -} - -void XMLCALL -XML_SetCharacterDataHandler(XML_Parser parser, - XML_CharacterDataHandler handler) -{ - characterDataHandler = handler; -} - -void XMLCALL -XML_SetProcessingInstructionHandler(XML_Parser parser, - XML_ProcessingInstructionHandler handler) -{ - processingInstructionHandler = handler; -} - -void XMLCALL -XML_SetCommentHandler(XML_Parser parser, - XML_CommentHandler handler) -{ - commentHandler = handler; -} - -void XMLCALL -XML_SetCdataSectionHandler(XML_Parser parser, - XML_StartCdataSectionHandler start, - XML_EndCdataSectionHandler end) -{ - startCdataSectionHandler = start; - endCdataSectionHandler = end; -} - -void XMLCALL -XML_SetStartCdataSectionHandler(XML_Parser parser, - XML_StartCdataSectionHandler start) { - startCdataSectionHandler = start; -} - -void XMLCALL -XML_SetEndCdataSectionHandler(XML_Parser parser, - XML_EndCdataSectionHandler end) { - endCdataSectionHandler = end; -} - -void XMLCALL -XML_SetDefaultHandler(XML_Parser parser, - XML_DefaultHandler handler) -{ - defaultHandler = handler; - defaultExpandInternalEntities = XML_FALSE; -} - -void XMLCALL -XML_SetDefaultHandlerExpand(XML_Parser parser, - XML_DefaultHandler handler) -{ - defaultHandler = handler; - defaultExpandInternalEntities = XML_TRUE; -} - -void XMLCALL -XML_SetDoctypeDeclHandler(XML_Parser parser, - XML_StartDoctypeDeclHandler start, - XML_EndDoctypeDeclHandler end) -{ - startDoctypeDeclHandler = start; - endDoctypeDeclHandler = end; -} - -void XMLCALL -XML_SetStartDoctypeDeclHandler(XML_Parser parser, - XML_StartDoctypeDeclHandler start) { - startDoctypeDeclHandler = start; -} - -void XMLCALL -XML_SetEndDoctypeDeclHandler(XML_Parser parser, - XML_EndDoctypeDeclHandler end) { - endDoctypeDeclHandler = end; -} - -void XMLCALL -XML_SetUnparsedEntityDeclHandler(XML_Parser parser, - XML_UnparsedEntityDeclHandler handler) -{ - unparsedEntityDeclHandler = handler; -} - -void XMLCALL -XML_SetNotationDeclHandler(XML_Parser parser, - XML_NotationDeclHandler handler) -{ - notationDeclHandler = handler; -} - -void XMLCALL -XML_SetNamespaceDeclHandler(XML_Parser parser, - XML_StartNamespaceDeclHandler start, - XML_EndNamespaceDeclHandler end) -{ - startNamespaceDeclHandler = start; - endNamespaceDeclHandler = end; -} - -void XMLCALL -XML_SetStartNamespaceDeclHandler(XML_Parser parser, - XML_StartNamespaceDeclHandler start) { - startNamespaceDeclHandler = start; -} - -void XMLCALL -XML_SetEndNamespaceDeclHandler(XML_Parser parser, - XML_EndNamespaceDeclHandler end) { - endNamespaceDeclHandler = end; -} - -void XMLCALL -XML_SetNotStandaloneHandler(XML_Parser parser, - XML_NotStandaloneHandler handler) -{ - notStandaloneHandler = handler; -} - -void XMLCALL -XML_SetExternalEntityRefHandler(XML_Parser parser, - XML_ExternalEntityRefHandler handler) -{ - externalEntityRefHandler = handler; -} - -void XMLCALL -XML_SetExternalEntityRefHandlerArg(XML_Parser parser, void *arg) -{ - if (arg) - externalEntityRefHandlerArg = (XML_Parser)arg; - else - externalEntityRefHandlerArg = parser; -} - -void XMLCALL -XML_SetSkippedEntityHandler(XML_Parser parser, - XML_SkippedEntityHandler handler) -{ - skippedEntityHandler = handler; -} - -void XMLCALL -XML_SetUnknownEncodingHandler(XML_Parser parser, - XML_UnknownEncodingHandler handler, - void *data) -{ - unknownEncodingHandler = handler; - unknownEncodingHandlerData = data; -} - -void XMLCALL -XML_SetElementDeclHandler(XML_Parser parser, - XML_ElementDeclHandler eldecl) -{ - elementDeclHandler = eldecl; -} - -void XMLCALL -XML_SetAttlistDeclHandler(XML_Parser parser, - XML_AttlistDeclHandler attdecl) -{ - attlistDeclHandler = attdecl; -} - -void XMLCALL -XML_SetEntityDeclHandler(XML_Parser parser, - XML_EntityDeclHandler handler) -{ - entityDeclHandler = handler; -} - -void XMLCALL -XML_SetXmlDeclHandler(XML_Parser parser, - XML_XmlDeclHandler handler) { - xmlDeclHandler = handler; -} - -int XMLCALL -XML_SetParamEntityParsing(XML_Parser parser, - enum XML_ParamEntityParsing peParsing) -{ - /* block after XML_Parse()/XML_ParseBuffer() has been called */ - if (ps_parsing == XML_PARSING || ps_parsing == XML_SUSPENDED) - return 0; -#ifdef XML_DTD - paramEntityParsing = peParsing; - return 1; -#else - return peParsing == XML_PARAM_ENTITY_PARSING_NEVER; -#endif -} - -int XMLCALL -XML_SetHashSalt(XML_Parser parser, - unsigned long hash_salt) -{ - /* block after XML_Parse()/XML_ParseBuffer() has been called */ - if (ps_parsing == XML_PARSING || ps_parsing == XML_SUSPENDED) - return 0; - hash_secret_salt = hash_salt; - return 1; -} - -enum XML_Status XMLCALL -XML_Parse(XML_Parser parser, const char *s, int len, int isFinal) -{ - switch (ps_parsing) { - case XML_SUSPENDED: - errorCode = XML_ERROR_SUSPENDED; - return XML_STATUS_ERROR; - case XML_FINISHED: - errorCode = XML_ERROR_FINISHED; - return XML_STATUS_ERROR; - case XML_INITIALIZED: - if (parentParser == NULL && !startParsing(parser)) { - errorCode = XML_ERROR_NO_MEMORY; - return XML_STATUS_ERROR; - } - default: - ps_parsing = XML_PARSING; - } - - if (len == 0) { - ps_finalBuffer = (XML_Bool)isFinal; - if (!isFinal) - return XML_STATUS_OK; - positionPtr = bufferPtr; - parseEndPtr = bufferEnd; - - /* If data are left over from last buffer, and we now know that these - data are the final chunk of input, then we have to check them again - to detect errors based on that fact. - */ - errorCode = processor(parser, bufferPtr, parseEndPtr, &bufferPtr); - - if (errorCode == XML_ERROR_NONE) { - switch (ps_parsing) { - case XML_SUSPENDED: - XmlUpdatePosition(encoding, positionPtr, bufferPtr, &position); - positionPtr = bufferPtr; - return XML_STATUS_SUSPENDED; - case XML_INITIALIZED: - case XML_PARSING: - ps_parsing = XML_FINISHED; - /* fall through */ - default: - return XML_STATUS_OK; - } - } - eventEndPtr = eventPtr; - processor = errorProcessor; - return XML_STATUS_ERROR; - } -#ifndef XML_CONTEXT_BYTES - else if (bufferPtr == bufferEnd) { - const char *end; - int nLeftOver; - enum XML_Error result; - parseEndByteIndex += len; - positionPtr = s; - ps_finalBuffer = (XML_Bool)isFinal; - - errorCode = processor(parser, s, parseEndPtr = s + len, &end); - - if (errorCode != XML_ERROR_NONE) { - eventEndPtr = eventPtr; - processor = errorProcessor; - return XML_STATUS_ERROR; - } - else { - switch (ps_parsing) { - case XML_SUSPENDED: - result = XML_STATUS_SUSPENDED; - break; - case XML_INITIALIZED: - case XML_PARSING: - if (isFinal) { - ps_parsing = XML_FINISHED; - return XML_STATUS_OK; - } - /* fall through */ - default: - result = XML_STATUS_OK; - } - } - - XmlUpdatePosition(encoding, positionPtr, end, &position); - nLeftOver = s + len - end; - if (nLeftOver) { - if (buffer == NULL || nLeftOver > bufferLim - buffer) { - /* FIXME avoid integer overflow */ - char *temp; - temp = (buffer == NULL - ? (char *)MALLOC(len * 2) - : (char *)REALLOC(buffer, len * 2)); - if (temp == NULL) { - errorCode = XML_ERROR_NO_MEMORY; - eventPtr = eventEndPtr = NULL; - processor = errorProcessor; - return XML_STATUS_ERROR; - } - buffer = temp; - bufferLim = buffer + len * 2; - } - memcpy(buffer, end, nLeftOver); - } - bufferPtr = buffer; - bufferEnd = buffer + nLeftOver; - positionPtr = bufferPtr; - parseEndPtr = bufferEnd; - eventPtr = bufferPtr; - eventEndPtr = bufferPtr; - return result; - } -#endif /* not defined XML_CONTEXT_BYTES */ - else { - void *buff = XML_GetBuffer(parser, len); - if (buff == NULL) - return XML_STATUS_ERROR; - else { - memcpy(buff, s, len); - return XML_ParseBuffer(parser, len, isFinal); - } - } -} - -enum XML_Status XMLCALL -XML_ParseBuffer(XML_Parser parser, int len, int isFinal) -{ - const char *start; - enum XML_Status result = XML_STATUS_OK; - - switch (ps_parsing) { - case XML_SUSPENDED: - errorCode = XML_ERROR_SUSPENDED; - return XML_STATUS_ERROR; - case XML_FINISHED: - errorCode = XML_ERROR_FINISHED; - return XML_STATUS_ERROR; - case XML_INITIALIZED: - if (parentParser == NULL && !startParsing(parser)) { - errorCode = XML_ERROR_NO_MEMORY; - return XML_STATUS_ERROR; - } - default: - ps_parsing = XML_PARSING; - } - - start = bufferPtr; - positionPtr = start; - bufferEnd += len; - parseEndPtr = bufferEnd; - parseEndByteIndex += len; - ps_finalBuffer = (XML_Bool)isFinal; - - errorCode = processor(parser, start, parseEndPtr, &bufferPtr); - - if (errorCode != XML_ERROR_NONE) { - eventEndPtr = eventPtr; - processor = errorProcessor; - return XML_STATUS_ERROR; - } - else { - switch (ps_parsing) { - case XML_SUSPENDED: - result = XML_STATUS_SUSPENDED; - break; - case XML_INITIALIZED: - case XML_PARSING: - if (isFinal) { - ps_parsing = XML_FINISHED; - return result; - } - default: ; /* should not happen */ - } - } - - XmlUpdatePosition(encoding, positionPtr, bufferPtr, &position); - positionPtr = bufferPtr; - return result; -} - -void * XMLCALL -XML_GetBuffer(XML_Parser parser, int len) -{ - switch (ps_parsing) { - case XML_SUSPENDED: - errorCode = XML_ERROR_SUSPENDED; - return NULL; - case XML_FINISHED: - errorCode = XML_ERROR_FINISHED; - return NULL; - default: ; - } - - if (len > bufferLim - bufferEnd) { - /* FIXME avoid integer overflow */ - int neededSize = len + (int)(bufferEnd - bufferPtr); -#ifdef XML_CONTEXT_BYTES - int keep = (int)(bufferPtr - buffer); - - if (keep > XML_CONTEXT_BYTES) - keep = XML_CONTEXT_BYTES; - neededSize += keep; -#endif /* defined XML_CONTEXT_BYTES */ - if (neededSize <= bufferLim - buffer) { -#ifdef XML_CONTEXT_BYTES - if (keep < bufferPtr - buffer) { - int offset = (int)(bufferPtr - buffer) - keep; - memmove(buffer, &buffer[offset], bufferEnd - bufferPtr + keep); - bufferEnd -= offset; - bufferPtr -= offset; - } -#else - memmove(buffer, bufferPtr, bufferEnd - bufferPtr); - bufferEnd = buffer + (bufferEnd - bufferPtr); - bufferPtr = buffer; -#endif /* not defined XML_CONTEXT_BYTES */ - } - else { - char *newBuf; - int bufferSize = (int)(bufferLim - bufferPtr); - if (bufferSize == 0) - bufferSize = INIT_BUFFER_SIZE; - do { - bufferSize *= 2; - } while (bufferSize < neededSize); - newBuf = (char *)MALLOC(bufferSize); - if (newBuf == 0) { - errorCode = XML_ERROR_NO_MEMORY; - return NULL; - } - bufferLim = newBuf + bufferSize; -#ifdef XML_CONTEXT_BYTES - if (bufferPtr) { - int keep = (int)(bufferPtr - buffer); - if (keep > XML_CONTEXT_BYTES) - keep = XML_CONTEXT_BYTES; - memcpy(newBuf, &bufferPtr[-keep], bufferEnd - bufferPtr + keep); - FREE(buffer); - buffer = newBuf; - bufferEnd = buffer + (bufferEnd - bufferPtr) + keep; - bufferPtr = buffer + keep; - } - else { - bufferEnd = newBuf + (bufferEnd - bufferPtr); - bufferPtr = buffer = newBuf; - } -#else - if (bufferPtr) { - memcpy(newBuf, bufferPtr, bufferEnd - bufferPtr); - FREE(buffer); - } - bufferEnd = newBuf + (bufferEnd - bufferPtr); - bufferPtr = buffer = newBuf; -#endif /* not defined XML_CONTEXT_BYTES */ - } - eventPtr = eventEndPtr = NULL; - positionPtr = NULL; - } - return bufferEnd; -} - -enum XML_Status XMLCALL -XML_StopParser(XML_Parser parser, XML_Bool resumable) -{ - switch (ps_parsing) { - case XML_SUSPENDED: - if (resumable) { - errorCode = XML_ERROR_SUSPENDED; - return XML_STATUS_ERROR; - } - ps_parsing = XML_FINISHED; - break; - case XML_FINISHED: - errorCode = XML_ERROR_FINISHED; - return XML_STATUS_ERROR; - default: - if (resumable) { -#ifdef XML_DTD - if (isParamEntity) { - errorCode = XML_ERROR_SUSPEND_PE; - return XML_STATUS_ERROR; - } -#endif - ps_parsing = XML_SUSPENDED; - } - else - ps_parsing = XML_FINISHED; - } - return XML_STATUS_OK; -} - -enum XML_Status XMLCALL -XML_ResumeParser(XML_Parser parser) -{ - enum XML_Status result = XML_STATUS_OK; - - if (ps_parsing != XML_SUSPENDED) { - errorCode = XML_ERROR_NOT_SUSPENDED; - return XML_STATUS_ERROR; - } - ps_parsing = XML_PARSING; - - errorCode = processor(parser, bufferPtr, parseEndPtr, &bufferPtr); - - if (errorCode != XML_ERROR_NONE) { - eventEndPtr = eventPtr; - processor = errorProcessor; - return XML_STATUS_ERROR; - } - else { - switch (ps_parsing) { - case XML_SUSPENDED: - result = XML_STATUS_SUSPENDED; - break; - case XML_INITIALIZED: - case XML_PARSING: - if (ps_finalBuffer) { - ps_parsing = XML_FINISHED; - return result; - } - default: ; - } - } - - XmlUpdatePosition(encoding, positionPtr, bufferPtr, &position); - positionPtr = bufferPtr; - return result; -} - -void XMLCALL -XML_GetParsingStatus(XML_Parser parser, XML_ParsingStatus *status) -{ - assert(status != NULL); - *status = parser->m_parsingStatus; -} - -enum XML_Error XMLCALL -XML_GetErrorCode(XML_Parser parser) -{ - return errorCode; -} - -XML_Index XMLCALL -XML_GetCurrentByteIndex(XML_Parser parser) -{ - if (eventPtr) - return parseEndByteIndex - (parseEndPtr - eventPtr); - return -1; -} - -int XMLCALL -XML_GetCurrentByteCount(XML_Parser parser) -{ - if (eventEndPtr && eventPtr) - return (int)(eventEndPtr - eventPtr); - return 0; -} - -const char * XMLCALL -XML_GetInputContext(XML_Parser parser, int *offset, int *size) -{ -#ifdef XML_CONTEXT_BYTES - if (eventPtr && buffer) { - *offset = (int)(eventPtr - buffer); - *size = (int)(bufferEnd - buffer); - return buffer; - } -#endif /* defined XML_CONTEXT_BYTES */ - return (char *) 0; -} - -XML_Size XMLCALL -XML_GetCurrentLineNumber(XML_Parser parser) -{ - if (eventPtr && eventPtr >= positionPtr) { - XmlUpdatePosition(encoding, positionPtr, eventPtr, &position); - positionPtr = eventPtr; - } - return position.lineNumber + 1; -} - -XML_Size XMLCALL -XML_GetCurrentColumnNumber(XML_Parser parser) -{ - if (eventPtr && eventPtr >= positionPtr) { - XmlUpdatePosition(encoding, positionPtr, eventPtr, &position); - positionPtr = eventPtr; - } - return position.columnNumber; -} - -void XMLCALL -XML_FreeContentModel(XML_Parser parser, XML_Content *model) -{ - FREE(model); -} - -void * XMLCALL -XML_MemMalloc(XML_Parser parser, size_t size) -{ - return MALLOC(size); -} - -void * XMLCALL -XML_MemRealloc(XML_Parser parser, void *ptr, size_t size) -{ - return REALLOC(ptr, size); -} - -void XMLCALL -XML_MemFree(XML_Parser parser, void *ptr) -{ - FREE(ptr); -} - -void XMLCALL -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 * XMLCALL -XML_ErrorString(enum XML_Error code) -{ - static const XML_LChar* const message[] = { - 0, - XML_L("out of memory"), - XML_L("syntax error"), - XML_L("no element found"), - XML_L("not well-formed (invalid token)"), - XML_L("unclosed token"), - XML_L("partial character"), - XML_L("mismatched tag"), - XML_L("duplicate attribute"), - XML_L("junk after document element"), - XML_L("illegal parameter entity reference"), - XML_L("undefined entity"), - XML_L("recursive entity reference"), - XML_L("asynchronous entity"), - XML_L("reference to invalid character number"), - XML_L("reference to binary entity"), - XML_L("reference to external entity in attribute"), - XML_L("XML or text declaration not at start of entity"), - XML_L("unknown encoding"), - XML_L("encoding specified in XML declaration is incorrect"), - XML_L("unclosed CDATA section"), - XML_L("error in processing external entity reference"), - XML_L("document is not standalone"), - XML_L("unexpected parser state - please send a bug report"), - XML_L("entity declared in parameter entity"), - XML_L("requested feature requires XML_DTD support in Expat"), - XML_L("cannot change setting once parsing has begun"), - XML_L("unbound prefix"), - XML_L("must not undeclare prefix"), - XML_L("incomplete markup in parameter entity"), - XML_L("XML declaration not well-formed"), - XML_L("text declaration not well-formed"), - XML_L("illegal character(s) in public id"), - XML_L("parser suspended"), - XML_L("parser not suspended"), - XML_L("parsing aborted"), - XML_L("parsing finished"), - XML_L("cannot suspend in external parameter entity"), - XML_L("reserved prefix (xml) must not be undeclared or bound to another namespace name"), - XML_L("reserved prefix (xmlns) must not be declared or undeclared"), - XML_L("prefix must not be bound to one of the reserved namespace names") - }; - if (code > 0 && code < sizeof(message)/sizeof(message[0])) - return message[code]; - return NULL; -} - -const XML_LChar * XMLCALL -XML_ExpatVersion(void) { - - /* V1 is used to string-ize the version number. However, it would - string-ize the actual version macro *names* unless we get them - substituted before being passed to V1. CPP is defined to expand - a macro, then rescan for more expansions. Thus, we use V2 to expand - the version macros, then CPP will expand the resulting V1() macro - with the correct numerals. */ - /* ### I'm assuming cpp is portable in this respect... */ - -#define V1(a,b,c) XML_L(#a)XML_L(".")XML_L(#b)XML_L(".")XML_L(#c) -#define V2(a,b,c) XML_L("expat_")V1(a,b,c) - - return V2(XML_MAJOR_VERSION, XML_MINOR_VERSION, XML_MICRO_VERSION); - -#undef V1 -#undef V2 -} - -XML_Expat_Version XMLCALL -XML_ExpatVersionInfo(void) -{ - XML_Expat_Version version; - - version.major = XML_MAJOR_VERSION; - version.minor = XML_MINOR_VERSION; - version.micro = XML_MICRO_VERSION; - - return version; -} - -const XML_Feature * XMLCALL -XML_GetFeatureList(void) -{ - static const XML_Feature features[] = { - {XML_FEATURE_SIZEOF_XML_CHAR, XML_L("sizeof(XML_Char)"), - sizeof(XML_Char)}, - {XML_FEATURE_SIZEOF_XML_LCHAR, XML_L("sizeof(XML_LChar)"), - sizeof(XML_LChar)}, -#ifdef XML_UNICODE - {XML_FEATURE_UNICODE, XML_L("XML_UNICODE"), 0}, -#endif -#ifdef XML_UNICODE_WCHAR_T - {XML_FEATURE_UNICODE_WCHAR_T, XML_L("XML_UNICODE_WCHAR_T"), 0}, -#endif -#ifdef XML_DTD - {XML_FEATURE_DTD, XML_L("XML_DTD"), 0}, -#endif -#ifdef XML_CONTEXT_BYTES - {XML_FEATURE_CONTEXT_BYTES, XML_L("XML_CONTEXT_BYTES"), - XML_CONTEXT_BYTES}, -#endif -#ifdef XML_MIN_SIZE - {XML_FEATURE_MIN_SIZE, XML_L("XML_MIN_SIZE"), 0}, -#endif -#ifdef XML_NS - {XML_FEATURE_NS, XML_L("XML_NS"), 0}, -#endif -#ifdef XML_LARGE_SIZE - {XML_FEATURE_LARGE_SIZE, XML_L("XML_LARGE_SIZE"), 0}, -#endif -#ifdef XML_ATTR_INFO - {XML_FEATURE_ATTR_INFO, XML_L("XML_ATTR_INFO"), 0}, -#endif - {XML_FEATURE_END, NULL, 0} - }; - - return features; -} - -/* Initially tag->rawName always points into the parse buffer; - for those TAG instances opened while the current parse buffer was - processed, and not yet closed, we need to store tag->rawName in a more - permanent location, since the parse buffer is about to be discarded. -*/ -static XML_Bool -storeRawNames(XML_Parser parser) -{ - TAG *tag = tagStack; - while (tag) { - int bufSize; - int nameLen = sizeof(XML_Char) * (tag->name.strLen + 1); - char *rawNameBuf = tag->buf + nameLen; - /* Stop if already stored. Since tagStack is a stack, we can stop - at the first entry that has already been copied; everything - below it in the stack is already been accounted for in a - previous call to this function. - */ - if (tag->rawName == rawNameBuf) - break; - /* For re-use purposes we need to ensure that the - size of tag->buf is a multiple of sizeof(XML_Char). - */ - bufSize = nameLen + ROUND_UP(tag->rawNameLength, sizeof(XML_Char)); - if (bufSize > tag->bufEnd - tag->buf) { - char *temp = (char *)REALLOC(tag->buf, bufSize); - if (temp == NULL) - return XML_FALSE; - /* if tag->name.str points to tag->buf (only when namespace - processing is off) then we have to update it - */ - if (tag->name.str == (XML_Char *)tag->buf) - tag->name.str = (XML_Char *)temp; - /* if tag->name.localPart is set (when namespace processing is on) - then update it as well, since it will always point into tag->buf - */ - if (tag->name.localPart) - tag->name.localPart = (XML_Char *)temp + (tag->name.localPart - - (XML_Char *)tag->buf); - tag->buf = temp; - tag->bufEnd = temp + bufSize; - rawNameBuf = temp + nameLen; - } - memcpy(rawNameBuf, tag->rawName, tag->rawNameLength); - tag->rawName = rawNameBuf; - tag = tag->parent; - } - return XML_TRUE; -} - -static enum XML_Error PTRCALL -contentProcessor(XML_Parser parser, - const char *start, - const char *end, - const char **endPtr) -{ - enum XML_Error result = doContent(parser, 0, encoding, start, end, - endPtr, (XML_Bool)!ps_finalBuffer); - if (result == XML_ERROR_NONE) { - if (!storeRawNames(parser)) - return XML_ERROR_NO_MEMORY; - } - return result; -} - -static enum XML_Error PTRCALL -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 PTRCALL -externalEntityInitProcessor2(XML_Parser parser, - const char *start, - const char *end, - const char **endPtr) -{ - const char *next = start; /* XmlContentTok doesn't always set the last arg */ - int tok = XmlContentTok(encoding, start, end, &next); - switch (tok) { - case XML_TOK_BOM: - /* If we are at the end of the buffer, this would cause the next stage, - i.e. externalEntityInitProcessor3, to pass control directly to - doContent (by detecting XML_TOK_NONE) without processing any xml text - declaration - causing the error XML_ERROR_MISPLACED_XML_PI in doContent. - */ - if (next == end && !ps_finalBuffer) { - *endPtr = next; - return XML_ERROR_NONE; - } - start = next; - break; - case XML_TOK_PARTIAL: - if (!ps_finalBuffer) { - *endPtr = start; - return XML_ERROR_NONE; - } - eventPtr = start; - return XML_ERROR_UNCLOSED_TOKEN; - case XML_TOK_PARTIAL_CHAR: - if (!ps_finalBuffer) { - *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 PTRCALL -externalEntityInitProcessor3(XML_Parser parser, - const char *start, - const char *end, - const char **endPtr) -{ - int tok; - const char *next = start; /* XmlContentTok doesn't always set the last arg */ - eventPtr = start; - tok = XmlContentTok(encoding, start, end, &next); - eventEndPtr = next; - - switch (tok) { - case XML_TOK_XML_DECL: - { - enum XML_Error result; - result = processXmlDecl(parser, 1, start, next); - if (result != XML_ERROR_NONE) - return result; - switch (ps_parsing) { - case XML_SUSPENDED: - *endPtr = next; - return XML_ERROR_NONE; - case XML_FINISHED: - return XML_ERROR_ABORTED; - default: - start = next; - } - } - break; - case XML_TOK_PARTIAL: - if (!ps_finalBuffer) { - *endPtr = start; - return XML_ERROR_NONE; - } - return XML_ERROR_UNCLOSED_TOKEN; - case XML_TOK_PARTIAL_CHAR: - if (!ps_finalBuffer) { - *endPtr = start; - return XML_ERROR_NONE; - } - return XML_ERROR_PARTIAL_CHAR; - } - processor = externalEntityContentProcessor; - tagLevel = 1; - return externalEntityContentProcessor(parser, start, end, endPtr); -} - -static enum XML_Error PTRCALL -externalEntityContentProcessor(XML_Parser parser, - const char *start, - const char *end, - const char **endPtr) -{ - enum XML_Error result = doContent(parser, 1, encoding, start, end, - endPtr, (XML_Bool)!ps_finalBuffer); - if (result == XML_ERROR_NONE) { - if (!storeRawNames(parser)) - return XML_ERROR_NO_MEMORY; - } - return result; -} - -static enum XML_Error -doContent(XML_Parser parser, - int startTagLevel, - const ENCODING *enc, - const char *s, - const char *end, - const char **nextPtr, - XML_Bool haveMore) -{ - /* save one level of indirection */ - DTD * const dtd = _dtd; - - 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 (haveMore) { - *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); - /* We are at the end of the final buffer, should we check for - XML_SUSPENDED, XML_FINISHED? - */ - if (startTagLevel == 0) - return XML_ERROR_NO_ELEMENTS; - if (tagLevel != startTagLevel) - return XML_ERROR_ASYNC_ENTITY; - *nextPtr = end; - return XML_ERROR_NONE; - case XML_TOK_NONE: - if (haveMore) { - *nextPtr = s; - return XML_ERROR_NONE; - } - if (startTagLevel > 0) { - if (tagLevel != startTagLevel) - return XML_ERROR_ASYNC_ENTITY; - *nextPtr = s; - 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 (haveMore) { - *nextPtr = s; - return XML_ERROR_NONE; - } - return XML_ERROR_UNCLOSED_TOKEN; - case XML_TOK_PARTIAL_CHAR: - if (haveMore) { - *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 = (XML_Char) 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(parser, &dtd->generalEntities, name, 0); - poolDiscard(&dtd->pool); - /* First, determine if a check for an existing declaration is needed; - if yes, check that the entity exists, and that it is internal, - otherwise call the skipped entity or default handler. - */ - if (!dtd->hasParamEntityRefs || dtd->standalone) { - if (!entity) - return XML_ERROR_UNDEFINED_ENTITY; - else if (!entity->is_internal) - return XML_ERROR_ENTITY_DECLARED_IN_PE; - } - else if (!entity) { - if (skippedEntityHandler) - skippedEntityHandler(handlerArg, name, 0); - else 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->textPtr) { - enum XML_Error result; - if (!defaultExpandInternalEntities) { - if (skippedEntityHandler) - skippedEntityHandler(handlerArg, entity->name, 0); - else if (defaultHandler) - reportDefault(parser, enc, s, next); - break; - } - result = processInternalEntity(parser, entity, XML_FALSE); - if (result != XML_ERROR_NONE) - return result; - } - else if (externalEntityRefHandler) { - const XML_Char *context; - entity->open = XML_TRUE; - context = getContext(parser); - entity->open = XML_FALSE; - 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_NO_ATTS: - /* fall through */ - case XML_TOK_START_TAG_WITH_ATTS: - { - TAG *tag; - enum XML_Error result; - XML_Char *toPtr; - if (freeTagList) { - tag = freeTagList; - freeTagList = freeTagList->parent; - } - else { - tag = (TAG *)MALLOC(sizeof(TAG)); - if (!tag) - return XML_ERROR_NO_MEMORY; - tag->buf = (char *)MALLOC(INIT_TAG_BUF_SIZE); - if (!tag->buf) { - FREE(tag); - return XML_ERROR_NO_MEMORY; - } - tag->bufEnd = tag->buf + INIT_TAG_BUF_SIZE; - } - tag->bindings = NULL; - tag->parent = tagStack; - tagStack = tag; - tag->name.localPart = NULL; - tag->name.prefix = NULL; - tag->rawName = s + enc->minBytesPerChar; - tag->rawNameLength = XmlNameLength(enc, tag->rawName); - ++tagLevel; - { - const char *rawNameEnd = tag->rawName + tag->rawNameLength; - const char *fromPtr = tag->rawName; - toPtr = (XML_Char *)tag->buf; - for (;;) { - int bufSize; - int convLen; - XmlConvert(enc, - &fromPtr, rawNameEnd, - (ICHAR **)&toPtr, (ICHAR *)tag->bufEnd - 1); - convLen = (int)(toPtr - (XML_Char *)tag->buf); - if (fromPtr == rawNameEnd) { - tag->name.strLen = convLen; - break; - } - bufSize = (int)(tag->bufEnd - tag->buf) << 1; - { - char *temp = (char *)REALLOC(tag->buf, bufSize); - if (temp == NULL) - return XML_ERROR_NO_MEMORY; - tag->buf = temp; - tag->bufEnd = temp + bufSize; - toPtr = (XML_Char *)temp + convLen; - } - } - } - tag->name.str = (XML_Char *)tag->buf; - *toPtr = XML_T('\0'); - result = storeAtts(parser, enc, s, &(tag->name), &(tag->bindings)); - if (result) - return result; - if (startElementHandler) - startElementHandler(handlerArg, tag->name.str, - (const XML_Char **)atts); - else if (defaultHandler) - reportDefault(parser, enc, s, next); - poolClear(&tempPool); - break; - } - case XML_TOK_EMPTY_ELEMENT_NO_ATTS: - /* fall through */ - case XML_TOK_EMPTY_ELEMENT_WITH_ATTS: - { - const char *rawName = s + enc->minBytesPerChar; - enum XML_Error result; - BINDING *bindings = NULL; - XML_Bool noElmHandlers = XML_TRUE; - 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); - noElmHandlers = XML_FALSE; - } - if (endElementHandler) { - if (startElementHandler) - *eventPP = *eventEndPP; - endElementHandler(handlerArg, name.str); - noElmHandlers = XML_FALSE; - } - if (noElmHandlers && defaultHandler) - reportDefault(parser, enc, s, next); - 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; - } - } - 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) { - const XML_Char *localPart; - const XML_Char *prefix; - XML_Char *uri; - localPart = tag->name.localPart; - if (ns && localPart) { - /* localPart and prefix may have been overwritten in - tag->name.str, since this points to the binding->uri - buffer which gets re-used; so we have to add them again - */ - uri = (XML_Char *)tag->name.str + tag->name.uriLen; - /* don't need to check for space - already done in storeAtts() */ - while (*localPart) *uri++ = *localPart++; - prefix = (XML_Char *)tag->name.prefix; - if (ns_triplets && prefix) { - *uri++ = namespaceSeparator; - while (*prefix) *uri++ = *prefix++; - } - *uri = XML_T('\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, haveMore); - if (result != XML_ERROR_NONE) - return result; - else if (!next) { - processor = cdataSectionProcessor; - return result; - } - } - break; - case XML_TOK_TRAILING_RSQB: - if (haveMore) { - *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, - (int)(dataPtr - (ICHAR *)dataBuf)); - } - else - characterDataHandler(handlerArg, - (XML_Char *)s, - (int)((XML_Char *)end - (XML_Char *)s)); - } - else if (defaultHandler) - reportDefault(parser, enc, s, end); - /* We are at the end of the final buffer, should we check for - XML_SUSPENDED, XML_FINISHED? - */ - if (startTagLevel == 0) { - *eventPP = end; - return XML_ERROR_NO_ELEMENTS; - } - if (tagLevel != startTagLevel) { - *eventPP = end; - return XML_ERROR_ASYNC_ENTITY; - } - *nextPtr = end; - return XML_ERROR_NONE; - case XML_TOK_DATA_CHARS: - { - XML_CharacterDataHandler charDataHandler = characterDataHandler; - if (charDataHandler) { - if (MUST_CONVERT(enc, s)) { - for (;;) { - ICHAR *dataPtr = (ICHAR *)dataBuf; - XmlConvert(enc, &s, next, &dataPtr, (ICHAR *)dataBufEnd); - *eventEndPP = s; - charDataHandler(handlerArg, dataBuf, - (int)(dataPtr - (ICHAR *)dataBuf)); - if (s == next) - break; - *eventPP = s; - } - } - else - charDataHandler(handlerArg, - (XML_Char *)s, - (int)((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; - switch (ps_parsing) { - case XML_SUSPENDED: - *nextPtr = next; - return XML_ERROR_NONE; - case XML_FINISHED: - return XML_ERROR_ABORTED; - default: ; - } - } - /* not reached */ -} - -/* Precondition: all arguments must be non-NULL; - Purpose: - - normalize attributes - - check attributes for well-formedness - - generate namespace aware attribute names (URI, prefix) - - build list of attributes for startElementHandler - - default attributes - - process namespace declarations (check and report them) - - generate namespace aware element name (URI, prefix) -*/ -static enum XML_Error -storeAtts(XML_Parser parser, const ENCODING *enc, - const char *attStr, TAG_NAME *tagNamePtr, - BINDING **bindingsPtr) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - ELEMENT_TYPE *elementType; - int nDefaultAtts; - const XML_Char **appAtts; /* the attribute list for the application */ - int attIndex = 0; - int prefixLen; - int i; - int n; - XML_Char *uri; - int nPrefixes = 0; - BINDING *binding; - const XML_Char *localPart; - - /* lookup the element type name */ - elementType = (ELEMENT_TYPE *)lookup(parser, &dtd->elementTypes, tagNamePtr->str,0); - if (!elementType) { - const XML_Char *name = poolCopyString(&dtd->pool, tagNamePtr->str); - if (!name) - return XML_ERROR_NO_MEMORY; - elementType = (ELEMENT_TYPE *)lookup(parser, &dtd->elementTypes, name, - sizeof(ELEMENT_TYPE)); - if (!elementType) - return XML_ERROR_NO_MEMORY; - if (ns && !setElementTypePrefix(parser, elementType)) - return XML_ERROR_NO_MEMORY; - } - nDefaultAtts = elementType->nDefaultAtts; - - /* get the attributes from the tokenizer */ - n = XmlGetAttributes(enc, attStr, attsSize, atts); - if (n + nDefaultAtts > attsSize) { - int oldAttsSize = attsSize; - ATTRIBUTE *temp; -#ifdef XML_ATTR_INFO - XML_AttrInfo *temp2; -#endif - attsSize = n + nDefaultAtts + INIT_ATTS_SIZE; - temp = (ATTRIBUTE *)REALLOC((void *)atts, attsSize * sizeof(ATTRIBUTE)); - if (temp == NULL) - return XML_ERROR_NO_MEMORY; - atts = temp; -#ifdef XML_ATTR_INFO - temp2 = (XML_AttrInfo *)REALLOC((void *)attInfo, attsSize * sizeof(XML_AttrInfo)); - if (temp2 == NULL) - return XML_ERROR_NO_MEMORY; - attInfo = temp2; -#endif - if (n > oldAttsSize) - XmlGetAttributes(enc, attStr, n, atts); - } - - appAtts = (const XML_Char **)atts; - for (i = 0; i < n; i++) { - ATTRIBUTE *currAtt = &atts[i]; -#ifdef XML_ATTR_INFO - XML_AttrInfo *currAttInfo = &attInfo[i]; -#endif - /* add the name and value to the attribute list */ - ATTRIBUTE_ID *attId = getAttributeId(parser, enc, currAtt->name, - currAtt->name - + XmlNameLength(enc, currAtt->name)); - if (!attId) - return XML_ERROR_NO_MEMORY; -#ifdef XML_ATTR_INFO - currAttInfo->nameStart = parseEndByteIndex - (parseEndPtr - currAtt->name); - currAttInfo->nameEnd = currAttInfo->nameStart + - XmlNameLength(enc, currAtt->name); - currAttInfo->valueStart = parseEndByteIndex - - (parseEndPtr - currAtt->valuePtr); - currAttInfo->valueEnd = parseEndByteIndex - (parseEndPtr - currAtt->valueEnd); -#endif - /* Detect duplicate attributes by their QNames. This does not work when - namespace processing is turned on and different prefixes for the same - namespace are used. For this case we have a check further down. - */ - 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; - XML_Bool isCdata = XML_TRUE; - - /* figure out whether declared as other than CDATA */ - if (attId->maybeTokenized) { - int j; - for (j = 0; j < nDefaultAtts; j++) { - if (attId == elementType->defaultAtts[j].id) { - isCdata = elementType->defaultAtts[j].isCdata; - break; - } - } - } - - /* normalize the attribute value */ - result = storeAttributeValue(parser, enc, isCdata, - atts[i].valuePtr, atts[i].valueEnd, - &tempPool); - if (result) - return result; - appAtts[attIndex] = poolStart(&tempPool); - poolFinish(&tempPool); - } - else { - /* the value did not need normalizing */ - appAtts[attIndex] = poolStoreString(&tempPool, enc, atts[i].valuePtr, - atts[i].valueEnd); - if (appAtts[attIndex] == 0) - return XML_ERROR_NO_MEMORY; - poolFinish(&tempPool); - } - /* handle prefixed attribute names */ - if (attId->prefix) { - if (attId->xmlns) { - /* deal with namespace declarations here */ - enum XML_Error result = addBinding(parser, attId->prefix, attId, - appAtts[attIndex], bindingsPtr); - if (result) - return result; - --attIndex; - } - else { - /* deal with other prefixed names later */ - attIndex++; - nPrefixes++; - (attId->name)[-1] = 2; - } - } - else - attIndex++; - } - - /* set-up for XML_GetSpecifiedAttributeCount and XML_GetIdAttributeIndex */ - nSpecifiedAtts = attIndex; - if (elementType->idAtt && (elementType->idAtt->name)[-1]) { - for (i = 0; i < attIndex; i += 2) - if (appAtts[i] == elementType->idAtt->name) { - idAttIndex = i; - break; - } - } - else - idAttIndex = -1; - - /* do attribute defaulting */ - for (i = 0; i < nDefaultAtts; i++) { - const DEFAULT_ATTRIBUTE *da = elementType->defaultAtts + i; - if (!(da->id->name)[-1] && da->value) { - if (da->id->prefix) { - if (da->id->xmlns) { - enum XML_Error result = addBinding(parser, da->id->prefix, da->id, - da->value, bindingsPtr); - if (result) - return result; - } - 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; - - /* expand prefixed attribute names, check for duplicates, - and clear flags that say whether attributes were specified */ - i = 0; - if (nPrefixes) { - int j; /* hash table index */ - unsigned long version = nsAttsVersion; - int nsAttsSize = (int)1 << nsAttsPower; - /* size of hash table must be at least 2 * (# of prefixed attributes) */ - if ((nPrefixes << 1) >> nsAttsPower) { /* true for nsAttsPower = 0 */ - NS_ATT *temp; - /* hash table size must also be a power of 2 and >= 8 */ - while (nPrefixes >> nsAttsPower++); - if (nsAttsPower < 3) - nsAttsPower = 3; - nsAttsSize = (int)1 << nsAttsPower; - temp = (NS_ATT *)REALLOC(nsAtts, nsAttsSize * sizeof(NS_ATT)); - if (!temp) - return XML_ERROR_NO_MEMORY; - nsAtts = temp; - version = 0; /* force re-initialization of nsAtts hash table */ - } - /* using a version flag saves us from initializing nsAtts every time */ - if (!version) { /* initialize version flags when version wraps around */ - version = INIT_ATTS_VERSION; - for (j = nsAttsSize; j != 0; ) - nsAtts[--j].version = version; - } - nsAttsVersion = --version; - - /* expand prefixed names and check for duplicates */ - for (; i < attIndex; i += 2) { - const XML_Char *s = appAtts[i]; - if (s[-1] == 2) { /* prefixed */ - ATTRIBUTE_ID *id; - const BINDING *b; - unsigned long uriHash = hash_secret_salt; - ((XML_Char *)s)[-1] = 0; /* clear flag */ - id = (ATTRIBUTE_ID *)lookup(parser, &dtd->attributeIds, s, 0); - b = id->prefix->binding; - if (!b) - return XML_ERROR_UNBOUND_PREFIX; - - /* as we expand the name we also calculate its hash value */ - for (j = 0; j < b->uriLen; j++) { - const XML_Char c = b->uri[j]; - if (!poolAppendChar(&tempPool, c)) - return XML_ERROR_NO_MEMORY; - uriHash = CHAR_HASH(uriHash, c); - } - while (*s++ != XML_T(ASCII_COLON)) - ; - do { /* copies null terminator */ - const XML_Char c = *s; - if (!poolAppendChar(&tempPool, *s)) - return XML_ERROR_NO_MEMORY; - uriHash = CHAR_HASH(uriHash, c); - } while (*s++); - - { /* Check hash table for duplicate of expanded name (uriName). - Derived from code in lookup(parser, HASH_TABLE *table, ...). - */ - unsigned char step = 0; - unsigned long mask = nsAttsSize - 1; - j = uriHash & mask; /* index into hash table */ - while (nsAtts[j].version == version) { - /* for speed we compare stored hash values first */ - if (uriHash == nsAtts[j].hash) { - const XML_Char *s1 = poolStart(&tempPool); - const XML_Char *s2 = nsAtts[j].uriName; - /* s1 is null terminated, but not s2 */ - for (; *s1 == *s2 && *s1 != 0; s1++, s2++); - if (*s1 == 0) - return XML_ERROR_DUPLICATE_ATTRIBUTE; - } - if (!step) - step = PROBE_STEP(uriHash, mask, nsAttsPower); - j < step ? (j += nsAttsSize - step) : (j -= step); - } - } - - if (ns_triplets) { /* append namespace separator and prefix */ - tempPool.ptr[-1] = namespaceSeparator; - s = b->prefix->name; - do { - if (!poolAppendChar(&tempPool, *s)) - return XML_ERROR_NO_MEMORY; - } while (*s++); - } - - /* store expanded name in attribute list */ - s = poolStart(&tempPool); - poolFinish(&tempPool); - appAtts[i] = s; - - /* fill empty slot with new version, uriName and hash value */ - nsAtts[j].version = version; - nsAtts[j].hash = uriHash; - nsAtts[j].uriName = s; - - if (!--nPrefixes) { - i += 2; - break; - } - } - else /* not prefixed */ - ((XML_Char *)s)[-1] = 0; /* clear flag */ - } - } - /* clear flags for the remaining attributes */ - for (; i < attIndex; i += 2) - ((XML_Char *)(appAtts[i]))[-1] = 0; - for (binding = *bindingsPtr; binding; binding = binding->nextTagBinding) - binding->attId->name[-1] = 0; - - if (!ns) - return XML_ERROR_NONE; - - /* expand the element type name */ - if (elementType->prefix) { - binding = elementType->prefix->binding; - if (!binding) - return XML_ERROR_UNBOUND_PREFIX; - localPart = tagNamePtr->str; - while (*localPart++ != XML_T(ASCII_COLON)) - ; - } - else if (dtd->defaultPrefix.binding) { - binding = dtd->defaultPrefix.binding; - localPart = tagNamePtr->str; - } - else - return XML_ERROR_NONE; - prefixLen = 0; - if (ns_triplets && binding->prefix->name) { - for (; binding->prefix->name[prefixLen++];) - ; /* prefixLen includes null terminator */ - } - tagNamePtr->localPart = localPart; - tagNamePtr->uriLen = binding->uriLen; - tagNamePtr->prefix = binding->prefix->name; - tagNamePtr->prefixLen = prefixLen; - for (i = 0; localPart[i++];) - ; /* i includes null terminator */ - n = i + binding->uriLen + prefixLen; - if (n > binding->uriAlloc) { - TAG *p; - uri = (XML_Char *)MALLOC((n + EXPAND_SPARE) * sizeof(XML_Char)); - if (!uri) - return XML_ERROR_NO_MEMORY; - binding->uriAlloc = n + EXPAND_SPARE; - memcpy(uri, binding->uri, binding->uriLen * sizeof(XML_Char)); - for (p = tagStack; p; p = p->parent) - if (p->name.str == binding->uri) - p->name.str = uri; - FREE(binding->uri); - binding->uri = uri; - } - /* if namespaceSeparator != '\0' then uri includes it already */ - uri = binding->uri + binding->uriLen; - memcpy(uri, localPart, i * sizeof(XML_Char)); - /* we always have a namespace separator between localPart and prefix */ - if (prefixLen) { - uri += i - 1; - *uri = namespaceSeparator; /* replace null terminator */ - memcpy(uri + 1, binding->prefix->name, prefixLen * sizeof(XML_Char)); - } - tagNamePtr->str = binding->uri; - return XML_ERROR_NONE; -} - -/* addBinding() overwrites the value of prefix->binding without checking. - Therefore one must keep track of the old value outside of addBinding(). -*/ -static enum XML_Error -addBinding(XML_Parser parser, PREFIX *prefix, const ATTRIBUTE_ID *attId, - const XML_Char *uri, BINDING **bindingsPtr) -{ - static const XML_Char xmlNamespace[] = { - ASCII_h, ASCII_t, ASCII_t, ASCII_p, ASCII_COLON, ASCII_SLASH, ASCII_SLASH, - ASCII_w, ASCII_w, ASCII_w, ASCII_PERIOD, ASCII_w, ASCII_3, ASCII_PERIOD, - ASCII_o, ASCII_r, ASCII_g, ASCII_SLASH, ASCII_X, ASCII_M, ASCII_L, - ASCII_SLASH, ASCII_1, ASCII_9, ASCII_9, ASCII_8, ASCII_SLASH, - ASCII_n, ASCII_a, ASCII_m, ASCII_e, ASCII_s, ASCII_p, ASCII_a, ASCII_c, - ASCII_e, '\0' - }; - static const int xmlLen = - (int)sizeof(xmlNamespace)/sizeof(XML_Char) - 1; - static const XML_Char xmlnsNamespace[] = { - ASCII_h, ASCII_t, ASCII_t, ASCII_p, ASCII_COLON, ASCII_SLASH, ASCII_SLASH, - ASCII_w, ASCII_w, ASCII_w, ASCII_PERIOD, ASCII_w, ASCII_3, ASCII_PERIOD, - ASCII_o, ASCII_r, ASCII_g, ASCII_SLASH, ASCII_2, ASCII_0, ASCII_0, - ASCII_0, ASCII_SLASH, ASCII_x, ASCII_m, ASCII_l, ASCII_n, ASCII_s, - ASCII_SLASH, '\0' - }; - static const int xmlnsLen = - (int)sizeof(xmlnsNamespace)/sizeof(XML_Char) - 1; - - XML_Bool mustBeXML = XML_FALSE; - XML_Bool isXML = XML_TRUE; - XML_Bool isXMLNS = XML_TRUE; - - BINDING *b; - int len; - - /* empty URI is only valid for default namespace per XML NS 1.0 (not 1.1) */ - if (*uri == XML_T('\0') && prefix->name) - return XML_ERROR_UNDECLARING_PREFIX; - - if (prefix->name - && prefix->name[0] == XML_T(ASCII_x) - && prefix->name[1] == XML_T(ASCII_m) - && prefix->name[2] == XML_T(ASCII_l)) { - - /* Not allowed to bind xmlns */ - if (prefix->name[3] == XML_T(ASCII_n) - && prefix->name[4] == XML_T(ASCII_s) - && prefix->name[5] == XML_T('\0')) - return XML_ERROR_RESERVED_PREFIX_XMLNS; - - if (prefix->name[3] == XML_T('\0')) - mustBeXML = XML_TRUE; - } - - for (len = 0; uri[len]; len++) { - if (isXML && (len > xmlLen || uri[len] != xmlNamespace[len])) - isXML = XML_FALSE; - - if (!mustBeXML && isXMLNS - && (len > xmlnsLen || uri[len] != xmlnsNamespace[len])) - isXMLNS = XML_FALSE; - } - isXML = isXML && len == xmlLen; - isXMLNS = isXMLNS && len == xmlnsLen; - - if (mustBeXML != isXML) - return mustBeXML ? XML_ERROR_RESERVED_PREFIX_XML - : XML_ERROR_RESERVED_NAMESPACE_URI; - - if (isXMLNS) - return XML_ERROR_RESERVED_NAMESPACE_URI; - - if (namespaceSeparator) - len++; - if (freeBindingList) { - b = freeBindingList; - if (len > b->uriAlloc) { - XML_Char *temp = (XML_Char *)REALLOC(b->uri, - sizeof(XML_Char) * (len + EXPAND_SPARE)); - if (temp == NULL) - return XML_ERROR_NO_MEMORY; - b->uri = temp; - b->uriAlloc = len + EXPAND_SPARE; - } - freeBindingList = b->nextTagBinding; - } - else { - b = (BINDING *)MALLOC(sizeof(BINDING)); - if (!b) - return XML_ERROR_NO_MEMORY; - b->uri = (XML_Char *)MALLOC(sizeof(XML_Char) * (len + EXPAND_SPARE)); - if (!b->uri) { - FREE(b); - return XML_ERROR_NO_MEMORY; - } - b->uriAlloc = len + EXPAND_SPARE; - } - b->uriLen = len; - memcpy(b->uri, uri, len * sizeof(XML_Char)); - if (namespaceSeparator) - b->uri[len - 1] = namespaceSeparator; - b->prefix = prefix; - b->attId = attId; - b->prevPrefixBinding = prefix->binding; - /* NULL binding when default namespace undeclared */ - if (*uri == XML_T('\0') && prefix == &_dtd->defaultPrefix) - prefix->binding = NULL; - else - prefix->binding = b; - b->nextTagBinding = *bindingsPtr; - *bindingsPtr = b; - /* if attId == NULL then we are not starting a namespace scope */ - if (attId && startNamespaceDeclHandler) - startNamespaceDeclHandler(handlerArg, prefix->name, - prefix->binding ? uri : 0); - return XML_ERROR_NONE; -} - -/* 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 PTRCALL -cdataSectionProcessor(XML_Parser parser, - const char *start, - const char *end, - const char **endPtr) -{ - enum XML_Error result = doCdataSection(parser, encoding, &start, end, - endPtr, (XML_Bool)!ps_finalBuffer); - if (result != XML_ERROR_NONE) - return result; - if (start) { - if (parentParser) { /* we are parsing an external entity */ - processor = externalEntityContentProcessor; - return externalEntityContentProcessor(parser, start, end, endPtr); - } - else { - processor = contentProcessor; - return contentProcessor(parser, start, end, endPtr); - } - } - return result; -} - -/* startPtr gets set to non-null if 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, - XML_Bool haveMore) -{ - 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 = NULL; - - 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; - *nextPtr = next; - if (ps_parsing == XML_FINISHED) - return XML_ERROR_ABORTED; - else - 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: - { - XML_CharacterDataHandler charDataHandler = characterDataHandler; - if (charDataHandler) { - if (MUST_CONVERT(enc, s)) { - for (;;) { - ICHAR *dataPtr = (ICHAR *)dataBuf; - XmlConvert(enc, &s, next, &dataPtr, (ICHAR *)dataBufEnd); - *eventEndPP = next; - charDataHandler(handlerArg, dataBuf, - (int)(dataPtr - (ICHAR *)dataBuf)); - if (s == next) - break; - *eventPP = s; - } - } - else - charDataHandler(handlerArg, - (XML_Char *)s, - (int)((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 (haveMore) { - *nextPtr = s; - return XML_ERROR_NONE; - } - return XML_ERROR_PARTIAL_CHAR; - case XML_TOK_PARTIAL: - case XML_TOK_NONE: - if (haveMore) { - *nextPtr = s; - return XML_ERROR_NONE; - } - return XML_ERROR_UNCLOSED_CDATA_SECTION; - default: - *eventPP = next; - return XML_ERROR_UNEXPECTED_STATE; - } - - *eventPP = s = next; - switch (ps_parsing) { - case XML_SUSPENDED: - *nextPtr = next; - return XML_ERROR_NONE; - case XML_FINISHED: - return XML_ERROR_ABORTED; - default: ; - } - } - /* 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 PTRCALL -ignoreSectionProcessor(XML_Parser parser, - const char *start, - const char *end, - const char **endPtr) -{ - enum XML_Error result = doIgnoreSection(parser, encoding, &start, end, - endPtr, (XML_Bool)!ps_finalBuffer); - if (result != XML_ERROR_NONE) - return result; - 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, - XML_Bool haveMore) -{ - 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 = NULL; - tok = XmlIgnoreSectionTok(enc, s, end, &next); - *eventEndPP = next; - switch (tok) { - case XML_TOK_IGNORE_SECT: - if (defaultHandler) - reportDefault(parser, enc, s, next); - *startPtr = next; - *nextPtr = next; - if (ps_parsing == XML_FINISHED) - return XML_ERROR_ABORTED; - else - return XML_ERROR_NONE; - case XML_TOK_INVALID: - *eventPP = next; - return XML_ERROR_INVALID_TOKEN; - case XML_TOK_PARTIAL_CHAR: - if (haveMore) { - *nextPtr = s; - return XML_ERROR_NONE; - } - return XML_ERROR_PARTIAL_CHAR; - case XML_TOK_PARTIAL: - case XML_TOK_NONE: - if (haveMore) { - *nextPtr = s; - return XML_ERROR_NONE; - } - return XML_ERROR_SYNTAX; /* XML_ERROR_UNCLOSED_IGNORE_SECTION */ - default: - *eventPP = next; - return XML_ERROR_UNEXPECTED_STATE; - } - /* 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 = NULL; - else { - int i; - for (i = 0; protocolEncodingName[i]; i++) { - if (i == sizeof(encodingBuf) - 1 - || (protocolEncodingName[i] & ~0x7f) != 0) { - encodingBuf[0] = '\0'; - break; - } - encodingBuf[i] = (char)protocolEncodingName[i]; - } - encodingBuf[i] = '\0'; - s = encodingBuf; - } -#else - s = protocolEncodingName; -#endif - if ((ns ? XmlInitEncodingNS : XmlInitEncoding)(&initEncoding, &encoding, s)) - return XML_ERROR_NONE; - return handleUnknownEncoding(parser, protocolEncodingName); -} - -static enum XML_Error -processXmlDecl(XML_Parser parser, int isGeneralTextEntity, - const char *s, const char *next) -{ - const char *encodingName = NULL; - const XML_Char *storedEncName = NULL; - const ENCODING *newEncoding = NULL; - const char *version = NULL; - const char *versionend; - const XML_Char *storedversion = NULL; - int standalone = -1; - if (!(ns - ? XmlParseXmlDeclNS - : XmlParseXmlDecl)(isGeneralTextEntity, - encoding, - s, - next, - &eventPtr, - &version, - &versionend, - &encodingName, - &newEncoding, - &standalone)) { - if (isGeneralTextEntity) - return XML_ERROR_TEXT_DECL; - else - return XML_ERROR_XML_DECL; - } - if (!isGeneralTextEntity && standalone == 1) { - _dtd->standalone = XML_TRUE; -#ifdef XML_DTD - if (paramEntityParsing == XML_PARAM_ENTITY_PARSING_UNLESS_STANDALONE) - paramEntityParsing = XML_PARAM_ENTITY_PARSING_NEVER; -#endif /* XML_DTD */ - } - if (xmlDeclHandler) { - if (encodingName != NULL) { - storedEncName = poolStoreString(&temp2Pool, - encoding, - encodingName, - encodingName - + XmlNameLength(encoding, encodingName)); - if (!storedEncName) - return XML_ERROR_NO_MEMORY; - poolFinish(&temp2Pool); - } - if (version) { - storedversion = poolStoreString(&temp2Pool, - encoding, - version, - versionend - encoding->minBytesPerChar); - if (!storedversion) - return XML_ERROR_NO_MEMORY; - } - xmlDeclHandler(handlerArg, storedversion, storedEncName, standalone); - } - else if (defaultHandler) - reportDefault(parser, encoding, s, next); - if (protocolEncodingName == NULL) { - if (newEncoding) { - if (newEncoding->minBytesPerChar != encoding->minBytesPerChar) { - eventPtr = encodingName; - return XML_ERROR_INCORRECT_ENCODING; - } - encoding = newEncoding; - } - else if (encodingName) { - enum XML_Error result; - if (!storedEncName) { - storedEncName = poolStoreString( - &temp2Pool, encoding, encodingName, - encodingName + XmlNameLength(encoding, encodingName)); - if (!storedEncName) - return XML_ERROR_NO_MEMORY; - } - result = handleUnknownEncoding(parser, storedEncName); - poolClear(&temp2Pool); - if (result == XML_ERROR_UNKNOWN_ENCODING) - eventPtr = encodingName; - return result; - } - } - - if (storedEncName || storedversion) - poolClear(&temp2Pool); - - 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 = NULL; - info.data = NULL; - info.release = NULL; - 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 != NULL) - info.release(info.data); - } - return XML_ERROR_UNKNOWN_ENCODING; -} - -static enum XML_Error PTRCALL -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); -} - -#ifdef XML_DTD - -static enum XML_Error PTRCALL -externalParEntInitProcessor(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; - - /* we know now that XML_Parse(Buffer) has been called, - so we consider the external parameter entity read */ - _dtd->paramEntityRead = XML_TRUE; - - if (prologState.inEntityValue) { - processor = entityValueInitProcessor; - return entityValueInitProcessor(parser, s, end, nextPtr); - } - else { - processor = externalParEntProcessor; - return externalParEntProcessor(parser, s, end, nextPtr); - } -} - -static enum XML_Error PTRCALL -entityValueInitProcessor(XML_Parser parser, - const char *s, - const char *end, - const char **nextPtr) -{ - int tok; - const char *start = s; - const char *next = start; - eventPtr = start; - - for (;;) { - tok = XmlPrologTok(encoding, start, end, &next); - eventEndPtr = next; - if (tok <= 0) { - if (!ps_finalBuffer && tok != XML_TOK_INVALID) { - *nextPtr = s; - return XML_ERROR_NONE; - } - switch (tok) { - case XML_TOK_INVALID: - 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: /* start == end */ - default: - break; - } - /* found end of entity value - can store it now */ - return storeEntityValue(parser, encoding, s, end); - } - else if (tok == XML_TOK_XML_DECL) { - enum XML_Error result; - result = processXmlDecl(parser, 0, start, next); - if (result != XML_ERROR_NONE) - return result; - switch (ps_parsing) { - case XML_SUSPENDED: - *nextPtr = next; - return XML_ERROR_NONE; - case XML_FINISHED: - return XML_ERROR_ABORTED; - default: - *nextPtr = next; - } - /* stop scanning for text declaration - we found one */ - processor = entityValueProcessor; - return entityValueProcessor(parser, next, end, nextPtr); - } - /* If we are at the end of the buffer, this would cause XmlPrologTok to - return XML_TOK_NONE on the next call, which would then cause the - function to exit with *nextPtr set to s - that is what we want for other - tokens, but not for the BOM - we would rather like to skip it; - then, when this routine is entered the next time, XmlPrologTok will - return XML_TOK_INVALID, since the BOM is still in the buffer - */ - else if (tok == XML_TOK_BOM && next == end && !ps_finalBuffer) { - *nextPtr = next; - return XML_ERROR_NONE; - } - start = next; - eventPtr = start; - } -} - -static enum XML_Error PTRCALL -externalParEntProcessor(XML_Parser parser, - const char *s, - const char *end, - const char **nextPtr) -{ - const char *next = s; - int tok; - - tok = XmlPrologTok(encoding, s, end, &next); - if (tok <= 0) { - if (!ps_finalBuffer && tok != XML_TOK_INVALID) { - *nextPtr = s; - return XML_ERROR_NONE; - } - switch (tok) { - case XML_TOK_INVALID: - 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: /* start == end */ - default: - break; - } - } - /* This would cause the next stage, i.e. doProlog to be passed XML_TOK_BOM. - However, when parsing an external subset, doProlog will not accept a BOM - as valid, and report a syntax error, so we have to skip the BOM - */ - else if (tok == XML_TOK_BOM) { - s = next; - tok = XmlPrologTok(encoding, s, end, &next); - } - - processor = prologProcessor; - return doProlog(parser, encoding, s, end, tok, next, - nextPtr, (XML_Bool)!ps_finalBuffer); -} - -static enum XML_Error PTRCALL -entityValueProcessor(XML_Parser parser, - const char *s, - const char *end, - const char **nextPtr) -{ - const char *start = s; - const char *next = s; - const ENCODING *enc = encoding; - int tok; - - for (;;) { - tok = XmlPrologTok(enc, start, end, &next); - if (tok <= 0) { - if (!ps_finalBuffer && tok != XML_TOK_INVALID) { - *nextPtr = s; - return XML_ERROR_NONE; - } - switch (tok) { - case XML_TOK_INVALID: - 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: /* start == end */ - default: - break; - } - /* found end of entity value - can store it now */ - return storeEntityValue(parser, enc, s, end); - } - start = next; - } -} - -#endif /* XML_DTD */ - -static enum XML_Error PTRCALL -prologProcessor(XML_Parser parser, - const char *s, - const char *end, - const char **nextPtr) -{ - const char *next = s; - int tok = XmlPrologTok(encoding, s, end, &next); - return doProlog(parser, encoding, s, end, tok, next, - nextPtr, (XML_Bool)!ps_finalBuffer); -} - -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, - XML_Bool haveMore) -{ -#ifdef XML_DTD - static const XML_Char externalSubsetName[] = { ASCII_HASH , '\0' }; -#endif /* XML_DTD */ - static const XML_Char atypeCDATA[] = - { ASCII_C, ASCII_D, ASCII_A, ASCII_T, ASCII_A, '\0' }; - static const XML_Char atypeID[] = { ASCII_I, ASCII_D, '\0' }; - static const XML_Char atypeIDREF[] = - { ASCII_I, ASCII_D, ASCII_R, ASCII_E, ASCII_F, '\0' }; - static const XML_Char atypeIDREFS[] = - { ASCII_I, ASCII_D, ASCII_R, ASCII_E, ASCII_F, ASCII_S, '\0' }; - static const XML_Char atypeENTITY[] = - { ASCII_E, ASCII_N, ASCII_T, ASCII_I, ASCII_T, ASCII_Y, '\0' }; - static const XML_Char atypeENTITIES[] = { ASCII_E, ASCII_N, - ASCII_T, ASCII_I, ASCII_T, ASCII_I, ASCII_E, ASCII_S, '\0' }; - static const XML_Char atypeNMTOKEN[] = { - ASCII_N, ASCII_M, ASCII_T, ASCII_O, ASCII_K, ASCII_E, ASCII_N, '\0' }; - static const XML_Char atypeNMTOKENS[] = { ASCII_N, ASCII_M, ASCII_T, - ASCII_O, ASCII_K, ASCII_E, ASCII_N, ASCII_S, '\0' }; - static const XML_Char notationPrefix[] = { ASCII_N, ASCII_O, ASCII_T, - ASCII_A, ASCII_T, ASCII_I, ASCII_O, ASCII_N, ASCII_LPAREN, '\0' }; - static const XML_Char enumValueSep[] = { ASCII_PIPE, '\0' }; - static const XML_Char enumValueStart[] = { ASCII_LPAREN, '\0' }; - - /* save one level of indirection */ - DTD * const dtd = _dtd; - - const char **eventPP; - const char **eventEndPP; - enum XML_Content_Quant quant; - - if (enc == encoding) { - eventPP = &eventPtr; - eventEndPP = &eventEndPtr; - } - else { - eventPP = &(openInternalEntities->internalEventPtr); - eventEndPP = &(openInternalEntities->internalEventEndPtr); - } - - for (;;) { - int role; - XML_Bool handleDefault = XML_TRUE; - *eventPP = s; - *eventEndPP = next; - if (tok <= 0) { - if (haveMore && 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_PROLOG_S: - tok = -tok; - break; - case XML_TOK_NONE: -#ifdef XML_DTD - /* for internal PE NOT referenced between declarations */ - if (enc != encoding && !openInternalEntities->betweenDecl) { - *nextPtr = s; - return XML_ERROR_NONE; - } - /* WFC: PE Between Declarations - must check that PE contains - complete markup, not only for external PEs, but also for - internal PEs if the reference occurs between declarations. - */ - if (isParamEntity || enc != encoding) { - if (XmlTokenRole(&prologState, XML_TOK_NONE, end, end, enc) - == XML_ROLE_ERROR) - return XML_ERROR_INCOMPLETE_PE; - *nextPtr = s; - 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; - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_DOCTYPE_NAME: - if (startDoctypeDeclHandler) { - doctypeName = poolStoreString(&tempPool, enc, s, next); - if (!doctypeName) - return XML_ERROR_NO_MEMORY; - poolFinish(&tempPool); - doctypePubid = NULL; - handleDefault = XML_FALSE; - } - doctypeSysid = NULL; /* always initialize to NULL */ - break; - case XML_ROLE_DOCTYPE_INTERNAL_SUBSET: - if (startDoctypeDeclHandler) { - startDoctypeDeclHandler(handlerArg, doctypeName, doctypeSysid, - doctypePubid, 1); - doctypeName = NULL; - poolClear(&tempPool); - handleDefault = XML_FALSE; - } - 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; - handleDefault = XML_FALSE; - } - break; -#endif /* XML_DTD */ - case XML_ROLE_DOCTYPE_PUBLIC_ID: -#ifdef XML_DTD - useForeignDTD = XML_FALSE; - declEntity = (ENTITY *)lookup(parser, - &dtd->paramEntities, - externalSubsetName, - sizeof(ENTITY)); - if (!declEntity) - return XML_ERROR_NO_MEMORY; -#endif /* XML_DTD */ - dtd->hasParamEntityRefs = XML_TRUE; - if (startDoctypeDeclHandler) { - XML_Char *pubId; - if (!XmlIsPublicId(enc, s, next, eventPP)) - return XML_ERROR_PUBLICID; - pubId = poolStoreString(&tempPool, enc, - s + enc->minBytesPerChar, - next - enc->minBytesPerChar); - if (!pubId) - return XML_ERROR_NO_MEMORY; - normalizePublicId(pubId); - poolFinish(&tempPool); - doctypePubid = pubId; - handleDefault = XML_FALSE; - goto alreadyChecked; - } - /* fall through */ - case XML_ROLE_ENTITY_PUBLIC_ID: - if (!XmlIsPublicId(enc, s, next, eventPP)) - return XML_ERROR_PUBLICID; - alreadyChecked: - if (dtd->keepProcessing && 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); - if (entityDeclHandler) - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_DOCTYPE_CLOSE: - if (doctypeName) { - startDoctypeDeclHandler(handlerArg, doctypeName, - doctypeSysid, doctypePubid, 0); - poolClear(&tempPool); - handleDefault = XML_FALSE; - } - /* doctypeSysid will be non-NULL in the case of a previous - XML_ROLE_DOCTYPE_SYSTEM_ID, even if startDoctypeDeclHandler - was not set, indicating an external subset - */ -#ifdef XML_DTD - if (doctypeSysid || useForeignDTD) { - XML_Bool hadParamEntityRefs = dtd->hasParamEntityRefs; - dtd->hasParamEntityRefs = XML_TRUE; - if (paramEntityParsing && externalEntityRefHandler) { - ENTITY *entity = (ENTITY *)lookup(parser, - &dtd->paramEntities, - externalSubsetName, - sizeof(ENTITY)); - if (!entity) - return XML_ERROR_NO_MEMORY; - if (useForeignDTD) - entity->base = curBase; - dtd->paramEntityRead = XML_FALSE; - if (!externalEntityRefHandler(externalEntityRefHandlerArg, - 0, - entity->base, - entity->systemId, - entity->publicId)) - return XML_ERROR_EXTERNAL_ENTITY_HANDLING; - if (dtd->paramEntityRead) { - if (!dtd->standalone && - notStandaloneHandler && - !notStandaloneHandler(handlerArg)) - return XML_ERROR_NOT_STANDALONE; - } - /* if we didn't read the foreign DTD then this means that there - is no external subset and we must reset dtd->hasParamEntityRefs - */ - else if (!doctypeSysid) - dtd->hasParamEntityRefs = hadParamEntityRefs; - /* end of DTD - no need to update dtd->keepProcessing */ - } - useForeignDTD = XML_FALSE; - } -#endif /* XML_DTD */ - if (endDoctypeDeclHandler) { - endDoctypeDeclHandler(handlerArg); - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_INSTANCE_START: -#ifdef XML_DTD - /* if there is no DOCTYPE declaration then now is the - last chance to read the foreign DTD - */ - if (useForeignDTD) { - XML_Bool hadParamEntityRefs = dtd->hasParamEntityRefs; - dtd->hasParamEntityRefs = XML_TRUE; - if (paramEntityParsing && externalEntityRefHandler) { - ENTITY *entity = (ENTITY *)lookup(parser, &dtd->paramEntities, - externalSubsetName, - sizeof(ENTITY)); - if (!entity) - return XML_ERROR_NO_MEMORY; - entity->base = curBase; - dtd->paramEntityRead = XML_FALSE; - if (!externalEntityRefHandler(externalEntityRefHandlerArg, - 0, - entity->base, - entity->systemId, - entity->publicId)) - return XML_ERROR_EXTERNAL_ENTITY_HANDLING; - if (dtd->paramEntityRead) { - if (!dtd->standalone && - notStandaloneHandler && - !notStandaloneHandler(handlerArg)) - return XML_ERROR_NOT_STANDALONE; - } - /* if we didn't read the foreign DTD then this means that there - is no external subset and we must reset dtd->hasParamEntityRefs - */ - else - dtd->hasParamEntityRefs = hadParamEntityRefs; - /* end of DTD - no need to update dtd->keepProcessing */ - } - } -#endif /* XML_DTD */ - processor = contentProcessor; - return contentProcessor(parser, s, end, nextPtr); - case XML_ROLE_ATTLIST_ELEMENT_NAME: - declElementType = getElementType(parser, enc, s, next); - if (!declElementType) - return XML_ERROR_NO_MEMORY; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_NAME: - declAttributeId = getAttributeId(parser, enc, s, next); - if (!declAttributeId) - return XML_ERROR_NO_MEMORY; - declAttributeIsCdata = XML_FALSE; - declAttributeType = NULL; - declAttributeIsId = XML_FALSE; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_CDATA: - declAttributeIsCdata = XML_TRUE; - declAttributeType = atypeCDATA; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_ID: - declAttributeIsId = XML_TRUE; - declAttributeType = atypeID; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_IDREF: - declAttributeType = atypeIDREF; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_IDREFS: - declAttributeType = atypeIDREFS; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_ENTITY: - declAttributeType = atypeENTITY; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_ENTITIES: - declAttributeType = atypeENTITIES; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_NMTOKEN: - declAttributeType = atypeNMTOKEN; - goto checkAttListDeclHandler; - case XML_ROLE_ATTRIBUTE_TYPE_NMTOKENS: - declAttributeType = atypeNMTOKENS; - checkAttListDeclHandler: - if (dtd->keepProcessing && attlistDeclHandler) - handleDefault = XML_FALSE; - break; - case XML_ROLE_ATTRIBUTE_ENUM_VALUE: - case XML_ROLE_ATTRIBUTE_NOTATION_VALUE: - if (dtd->keepProcessing && attlistDeclHandler) { - const XML_Char *prefix; - if (declAttributeType) { - prefix = enumValueSep; - } - else { - prefix = (role == XML_ROLE_ATTRIBUTE_NOTATION_VALUE - ? notationPrefix - : enumValueStart); - } - if (!poolAppendString(&tempPool, prefix)) - return XML_ERROR_NO_MEMORY; - if (!poolAppend(&tempPool, enc, s, next)) - return XML_ERROR_NO_MEMORY; - declAttributeType = tempPool.start; - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_IMPLIED_ATTRIBUTE_VALUE: - case XML_ROLE_REQUIRED_ATTRIBUTE_VALUE: - if (dtd->keepProcessing) { - if (!defineAttribute(declElementType, declAttributeId, - declAttributeIsCdata, declAttributeIsId, - 0, parser)) - return XML_ERROR_NO_MEMORY; - if (attlistDeclHandler && declAttributeType) { - if (*declAttributeType == XML_T(ASCII_LPAREN) - || (*declAttributeType == XML_T(ASCII_N) - && declAttributeType[1] == XML_T(ASCII_O))) { - /* Enumerated or Notation type */ - if (!poolAppendChar(&tempPool, XML_T(ASCII_RPAREN)) - || !poolAppendChar(&tempPool, XML_T('\0'))) - return XML_ERROR_NO_MEMORY; - declAttributeType = tempPool.start; - poolFinish(&tempPool); - } - *eventEndPP = s; - attlistDeclHandler(handlerArg, declElementType->name, - declAttributeId->name, declAttributeType, - 0, role == XML_ROLE_REQUIRED_ATTRIBUTE_VALUE); - poolClear(&tempPool); - handleDefault = XML_FALSE; - } - } - break; - case XML_ROLE_DEFAULT_ATTRIBUTE_VALUE: - case XML_ROLE_FIXED_ATTRIBUTE_VALUE: - if (dtd->keepProcessing) { - 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); - /* ID attributes aren't allowed to have a default */ - if (!defineAttribute(declElementType, declAttributeId, - declAttributeIsCdata, XML_FALSE, attVal, parser)) - return XML_ERROR_NO_MEMORY; - if (attlistDeclHandler && declAttributeType) { - if (*declAttributeType == XML_T(ASCII_LPAREN) - || (*declAttributeType == XML_T(ASCII_N) - && declAttributeType[1] == XML_T(ASCII_O))) { - /* Enumerated or Notation type */ - if (!poolAppendChar(&tempPool, XML_T(ASCII_RPAREN)) - || !poolAppendChar(&tempPool, XML_T('\0'))) - return XML_ERROR_NO_MEMORY; - declAttributeType = tempPool.start; - poolFinish(&tempPool); - } - *eventEndPP = s; - attlistDeclHandler(handlerArg, declElementType->name, - declAttributeId->name, declAttributeType, - attVal, - role == XML_ROLE_FIXED_ATTRIBUTE_VALUE); - poolClear(&tempPool); - handleDefault = XML_FALSE; - } - } - break; - case XML_ROLE_ENTITY_VALUE: - if (dtd->keepProcessing) { - enum XML_Error result = storeEntityValue(parser, enc, - s + enc->minBytesPerChar, - next - enc->minBytesPerChar); - if (declEntity) { - declEntity->textPtr = poolStart(&dtd->entityValuePool); - declEntity->textLen = (int)(poolLength(&dtd->entityValuePool)); - poolFinish(&dtd->entityValuePool); - if (entityDeclHandler) { - *eventEndPP = s; - entityDeclHandler(handlerArg, - declEntity->name, - declEntity->is_param, - declEntity->textPtr, - declEntity->textLen, - curBase, 0, 0, 0); - handleDefault = XML_FALSE; - } - } - else - poolDiscard(&dtd->entityValuePool); - if (result != XML_ERROR_NONE) - return result; - } - break; - case XML_ROLE_DOCTYPE_SYSTEM_ID: -#ifdef XML_DTD - useForeignDTD = XML_FALSE; -#endif /* XML_DTD */ - dtd->hasParamEntityRefs = XML_TRUE; - if (startDoctypeDeclHandler) { - doctypeSysid = poolStoreString(&tempPool, enc, - s + enc->minBytesPerChar, - next - enc->minBytesPerChar); - if (doctypeSysid == NULL) - return XML_ERROR_NO_MEMORY; - poolFinish(&tempPool); - handleDefault = XML_FALSE; - } -#ifdef XML_DTD - else - /* use externalSubsetName to make doctypeSysid non-NULL - for the case where no startDoctypeDeclHandler is set */ - doctypeSysid = externalSubsetName; -#endif /* XML_DTD */ - if (!dtd->standalone -#ifdef XML_DTD - && !paramEntityParsing -#endif /* XML_DTD */ - && notStandaloneHandler - && !notStandaloneHandler(handlerArg)) - return XML_ERROR_NOT_STANDALONE; -#ifndef XML_DTD - break; -#else /* XML_DTD */ - if (!declEntity) { - declEntity = (ENTITY *)lookup(parser, - &dtd->paramEntities, - externalSubsetName, - sizeof(ENTITY)); - if (!declEntity) - return XML_ERROR_NO_MEMORY; - declEntity->publicId = NULL; - } - /* fall through */ -#endif /* XML_DTD */ - case XML_ROLE_ENTITY_SYSTEM_ID: - if (dtd->keepProcessing && 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); - if (entityDeclHandler) - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_ENTITY_COMPLETE: - if (dtd->keepProcessing && declEntity && entityDeclHandler) { - *eventEndPP = s; - entityDeclHandler(handlerArg, - declEntity->name, - declEntity->is_param, - 0,0, - declEntity->base, - declEntity->systemId, - declEntity->publicId, - 0); - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_ENTITY_NOTATION_NAME: - if (dtd->keepProcessing && 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); - handleDefault = XML_FALSE; - } - else if (entityDeclHandler) { - *eventEndPP = s; - entityDeclHandler(handlerArg, - declEntity->name, - 0,0,0, - declEntity->base, - declEntity->systemId, - declEntity->publicId, - declEntity->notation); - handleDefault = XML_FALSE; - } - } - break; - case XML_ROLE_GENERAL_ENTITY_NAME: - { - if (XmlPredefinedEntityName(enc, s, next)) { - declEntity = NULL; - break; - } - if (dtd->keepProcessing) { - const XML_Char *name = poolStoreString(&dtd->pool, enc, s, next); - if (!name) - return XML_ERROR_NO_MEMORY; - declEntity = (ENTITY *)lookup(parser, &dtd->generalEntities, name, - sizeof(ENTITY)); - if (!declEntity) - return XML_ERROR_NO_MEMORY; - if (declEntity->name != name) { - poolDiscard(&dtd->pool); - declEntity = NULL; - } - else { - poolFinish(&dtd->pool); - declEntity->publicId = NULL; - declEntity->is_param = XML_FALSE; - /* if we have a parent parser or are reading an internal parameter - entity, then the entity declaration is not considered "internal" - */ - declEntity->is_internal = !(parentParser || openInternalEntities); - if (entityDeclHandler) - handleDefault = XML_FALSE; - } - } - else { - poolDiscard(&dtd->pool); - declEntity = NULL; - } - } - break; - case XML_ROLE_PARAM_ENTITY_NAME: -#ifdef XML_DTD - if (dtd->keepProcessing) { - const XML_Char *name = poolStoreString(&dtd->pool, enc, s, next); - if (!name) - return XML_ERROR_NO_MEMORY; - declEntity = (ENTITY *)lookup(parser, &dtd->paramEntities, - name, sizeof(ENTITY)); - if (!declEntity) - return XML_ERROR_NO_MEMORY; - if (declEntity->name != name) { - poolDiscard(&dtd->pool); - declEntity = NULL; - } - else { - poolFinish(&dtd->pool); - declEntity->publicId = NULL; - declEntity->is_param = XML_TRUE; - /* if we have a parent parser or are reading an internal parameter - entity, then the entity declaration is not considered "internal" - */ - declEntity->is_internal = !(parentParser || openInternalEntities); - if (entityDeclHandler) - handleDefault = XML_FALSE; - } - } - else { - poolDiscard(&dtd->pool); - declEntity = NULL; - } -#else /* not XML_DTD */ - declEntity = NULL; -#endif /* XML_DTD */ - break; - case XML_ROLE_NOTATION_NAME: - declNotationPublicId = NULL; - declNotationName = NULL; - if (notationDeclHandler) { - declNotationName = poolStoreString(&tempPool, enc, s, next); - if (!declNotationName) - return XML_ERROR_NO_MEMORY; - poolFinish(&tempPool); - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_NOTATION_PUBLIC_ID: - if (!XmlIsPublicId(enc, s, next, eventPP)) - return XML_ERROR_PUBLICID; - if (declNotationName) { /* means notationDeclHandler != NULL */ - 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); - handleDefault = XML_FALSE; - } - 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); - handleDefault = XML_FALSE; - } - poolClear(&tempPool); - break; - case XML_ROLE_NOTATION_NO_SYSTEM_ID: - if (declNotationPublicId && notationDeclHandler) { - *eventEndPP = s; - notationDeclHandler(handlerArg, - declNotationName, - curBase, - 0, - declNotationPublicId); - handleDefault = XML_FALSE; - } - poolClear(&tempPool); - break; - case XML_ROLE_ERROR: - switch (tok) { - case XML_TOK_PARAM_ENTITY_REF: - /* PE references in internal subset are - not allowed within declarations. */ - 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); - handleDefault = XML_FALSE; - result = doIgnoreSection(parser, enc, &next, end, nextPtr, haveMore); - if (result != XML_ERROR_NONE) - return result; - else if (!next) { - processor = ignoreSectionProcessor; - return result; - } - } - break; -#endif /* XML_DTD */ - case XML_ROLE_GROUP_OPEN: - if (prologState.level >= groupSize) { - if (groupSize) { - char *temp = (char *)REALLOC(groupConnector, groupSize *= 2); - if (temp == NULL) - return XML_ERROR_NO_MEMORY; - groupConnector = temp; - if (dtd->scaffIndex) { - int *temp = (int *)REALLOC(dtd->scaffIndex, - groupSize * sizeof(int)); - if (temp == NULL) - return XML_ERROR_NO_MEMORY; - dtd->scaffIndex = temp; - } - } - else { - groupConnector = (char *)MALLOC(groupSize = 32); - if (!groupConnector) - return XML_ERROR_NO_MEMORY; - } - } - groupConnector[prologState.level] = 0; - if (dtd->in_eldecl) { - int myindex = nextScaffoldPart(parser); - if (myindex < 0) - return XML_ERROR_NO_MEMORY; - dtd->scaffIndex[dtd->scaffLevel] = myindex; - dtd->scaffLevel++; - dtd->scaffold[myindex].type = XML_CTYPE_SEQ; - if (elementDeclHandler) - handleDefault = XML_FALSE; - } - break; - case XML_ROLE_GROUP_SEQUENCE: - if (groupConnector[prologState.level] == ASCII_PIPE) - return XML_ERROR_SYNTAX; - groupConnector[prologState.level] = ASCII_COMMA; - if (dtd->in_eldecl && elementDeclHandler) - handleDefault = XML_FALSE; - break; - case XML_ROLE_GROUP_CHOICE: - if (groupConnector[prologState.level] == ASCII_COMMA) - return XML_ERROR_SYNTAX; - if (dtd->in_eldecl - && !groupConnector[prologState.level] - && (dtd->scaffold[dtd->scaffIndex[dtd->scaffLevel - 1]].type - != XML_CTYPE_MIXED) - ) { - dtd->scaffold[dtd->scaffIndex[dtd->scaffLevel - 1]].type - = XML_CTYPE_CHOICE; - if (elementDeclHandler) - handleDefault = XML_FALSE; - } - groupConnector[prologState.level] = ASCII_PIPE; - break; - case XML_ROLE_PARAM_ENTITY_REF: -#ifdef XML_DTD - case XML_ROLE_INNER_PARAM_ENTITY_REF: - dtd->hasParamEntityRefs = XML_TRUE; - if (!paramEntityParsing) - dtd->keepProcessing = dtd->standalone; - else { - 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(parser, &dtd->paramEntities, name, 0); - poolDiscard(&dtd->pool); - /* first, determine if a check for an existing declaration is needed; - if yes, check that the entity exists, and that it is internal, - otherwise call the skipped entity handler - */ - if (prologState.documentEntity && - (dtd->standalone - ? !openInternalEntities - : !dtd->hasParamEntityRefs)) { - if (!entity) - return XML_ERROR_UNDEFINED_ENTITY; - else if (!entity->is_internal) - return XML_ERROR_ENTITY_DECLARED_IN_PE; - } - else if (!entity) { - dtd->keepProcessing = dtd->standalone; - /* cannot report skipped entities in declarations */ - if ((role == XML_ROLE_PARAM_ENTITY_REF) && skippedEntityHandler) { - skippedEntityHandler(handlerArg, name, 1); - handleDefault = XML_FALSE; - } - break; - } - if (entity->open) - return XML_ERROR_RECURSIVE_ENTITY_REF; - if (entity->textPtr) { - enum XML_Error result; - XML_Bool betweenDecl = - (role == XML_ROLE_PARAM_ENTITY_REF ? XML_TRUE : XML_FALSE); - result = processInternalEntity(parser, entity, betweenDecl); - if (result != XML_ERROR_NONE) - return result; - handleDefault = XML_FALSE; - break; - } - if (externalEntityRefHandler) { - dtd->paramEntityRead = XML_FALSE; - entity->open = XML_TRUE; - if (!externalEntityRefHandler(externalEntityRefHandlerArg, - 0, - entity->base, - entity->systemId, - entity->publicId)) { - entity->open = XML_FALSE; - return XML_ERROR_EXTERNAL_ENTITY_HANDLING; - } - entity->open = XML_FALSE; - handleDefault = XML_FALSE; - if (!dtd->paramEntityRead) { - dtd->keepProcessing = dtd->standalone; - break; - } - } - else { - dtd->keepProcessing = dtd->standalone; - break; - } - } -#endif /* XML_DTD */ - if (!dtd->standalone && - notStandaloneHandler && - !notStandaloneHandler(handlerArg)) - return XML_ERROR_NOT_STANDALONE; - break; - - /* Element declaration stuff */ - - case XML_ROLE_ELEMENT_NAME: - if (elementDeclHandler) { - declElementType = getElementType(parser, enc, s, next); - if (!declElementType) - return XML_ERROR_NO_MEMORY; - dtd->scaffLevel = 0; - dtd->scaffCount = 0; - dtd->in_eldecl = XML_TRUE; - handleDefault = XML_FALSE; - } - break; - - case XML_ROLE_CONTENT_ANY: - case XML_ROLE_CONTENT_EMPTY: - if (dtd->in_eldecl) { - if (elementDeclHandler) { - XML_Content * content = (XML_Content *) MALLOC(sizeof(XML_Content)); - if (!content) - return XML_ERROR_NO_MEMORY; - content->quant = XML_CQUANT_NONE; - content->name = NULL; - content->numchildren = 0; - content->children = NULL; - content->type = ((role == XML_ROLE_CONTENT_ANY) ? - XML_CTYPE_ANY : - XML_CTYPE_EMPTY); - *eventEndPP = s; - elementDeclHandler(handlerArg, declElementType->name, content); - handleDefault = XML_FALSE; - } - dtd->in_eldecl = XML_FALSE; - } - break; - - case XML_ROLE_CONTENT_PCDATA: - if (dtd->in_eldecl) { - dtd->scaffold[dtd->scaffIndex[dtd->scaffLevel - 1]].type - = XML_CTYPE_MIXED; - if (elementDeclHandler) - handleDefault = XML_FALSE; - } - break; - - case XML_ROLE_CONTENT_ELEMENT: - quant = XML_CQUANT_NONE; - goto elementContent; - case XML_ROLE_CONTENT_ELEMENT_OPT: - quant = XML_CQUANT_OPT; - goto elementContent; - case XML_ROLE_CONTENT_ELEMENT_REP: - quant = XML_CQUANT_REP; - goto elementContent; - case XML_ROLE_CONTENT_ELEMENT_PLUS: - quant = XML_CQUANT_PLUS; - elementContent: - if (dtd->in_eldecl) { - ELEMENT_TYPE *el; - const XML_Char *name; - int nameLen; - const char *nxt = (quant == XML_CQUANT_NONE - ? next - : next - enc->minBytesPerChar); - int myindex = nextScaffoldPart(parser); - if (myindex < 0) - return XML_ERROR_NO_MEMORY; - dtd->scaffold[myindex].type = XML_CTYPE_NAME; - dtd->scaffold[myindex].quant = quant; - el = getElementType(parser, enc, s, nxt); - if (!el) - return XML_ERROR_NO_MEMORY; - name = el->name; - dtd->scaffold[myindex].name = name; - nameLen = 0; - for (; name[nameLen++]; ); - dtd->contentStringLen += nameLen; - if (elementDeclHandler) - handleDefault = XML_FALSE; - } - break; - - case XML_ROLE_GROUP_CLOSE: - quant = XML_CQUANT_NONE; - goto closeGroup; - case XML_ROLE_GROUP_CLOSE_OPT: - quant = XML_CQUANT_OPT; - goto closeGroup; - case XML_ROLE_GROUP_CLOSE_REP: - quant = XML_CQUANT_REP; - goto closeGroup; - case XML_ROLE_GROUP_CLOSE_PLUS: - quant = XML_CQUANT_PLUS; - closeGroup: - if (dtd->in_eldecl) { - if (elementDeclHandler) - handleDefault = XML_FALSE; - dtd->scaffLevel--; - dtd->scaffold[dtd->scaffIndex[dtd->scaffLevel]].quant = quant; - if (dtd->scaffLevel == 0) { - if (!handleDefault) { - XML_Content *model = build_model(parser); - if (!model) - return XML_ERROR_NO_MEMORY; - *eventEndPP = s; - elementDeclHandler(handlerArg, declElementType->name, model); - } - dtd->in_eldecl = XML_FALSE; - dtd->contentStringLen = 0; - } - } - break; - /* End element declaration stuff */ - - case XML_ROLE_PI: - if (!reportProcessingInstruction(parser, enc, s, next)) - return XML_ERROR_NO_MEMORY; - handleDefault = XML_FALSE; - break; - case XML_ROLE_COMMENT: - if (!reportComment(parser, enc, s, next)) - return XML_ERROR_NO_MEMORY; - handleDefault = XML_FALSE; - break; - case XML_ROLE_NONE: - switch (tok) { - case XML_TOK_BOM: - handleDefault = XML_FALSE; - break; - } - break; - case XML_ROLE_DOCTYPE_NONE: - if (startDoctypeDeclHandler) - handleDefault = XML_FALSE; - break; - case XML_ROLE_ENTITY_NONE: - if (dtd->keepProcessing && entityDeclHandler) - handleDefault = XML_FALSE; - break; - case XML_ROLE_NOTATION_NONE: - if (notationDeclHandler) - handleDefault = XML_FALSE; - break; - case XML_ROLE_ATTLIST_NONE: - if (dtd->keepProcessing && attlistDeclHandler) - handleDefault = XML_FALSE; - break; - case XML_ROLE_ELEMENT_NONE: - if (elementDeclHandler) - handleDefault = XML_FALSE; - break; - } /* end of big switch */ - - if (handleDefault && defaultHandler) - reportDefault(parser, enc, s, next); - - switch (ps_parsing) { - case XML_SUSPENDED: - *nextPtr = next; - return XML_ERROR_NONE; - case XML_FINISHED: - return XML_ERROR_ABORTED; - default: - s = next; - tok = XmlPrologTok(enc, s, end, &next); - } - } - /* not reached */ -} - -static enum XML_Error PTRCALL -epilogProcessor(XML_Parser parser, - const char *s, - const char *end, - const char **nextPtr) -{ - processor = epilogProcessor; - eventPtr = s; - for (;;) { - const char *next = NULL; - int tok = XmlPrologTok(encoding, s, end, &next); - eventEndPtr = next; - switch (tok) { - /* report partial linebreak - it might be the last token */ - case -XML_TOK_PROLOG_S: - if (defaultHandler) { - reportDefault(parser, encoding, s, next); - if (ps_parsing == XML_FINISHED) - return XML_ERROR_ABORTED; - } - *nextPtr = next; - return XML_ERROR_NONE; - case XML_TOK_NONE: - *nextPtr = s; - 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 (!ps_finalBuffer) { - *nextPtr = s; - return XML_ERROR_NONE; - } - return XML_ERROR_UNCLOSED_TOKEN; - case XML_TOK_PARTIAL_CHAR: - if (!ps_finalBuffer) { - *nextPtr = s; - return XML_ERROR_NONE; - } - return XML_ERROR_PARTIAL_CHAR; - default: - return XML_ERROR_JUNK_AFTER_DOC_ELEMENT; - } - eventPtr = s = next; - switch (ps_parsing) { - case XML_SUSPENDED: - *nextPtr = next; - return XML_ERROR_NONE; - case XML_FINISHED: - return XML_ERROR_ABORTED; - default: ; - } - } -} - -static enum XML_Error -processInternalEntity(XML_Parser parser, ENTITY *entity, - XML_Bool betweenDecl) -{ - const char *textStart, *textEnd; - const char *next; - enum XML_Error result; - OPEN_INTERNAL_ENTITY *openEntity; - - if (freeInternalEntities) { - openEntity = freeInternalEntities; - freeInternalEntities = openEntity->next; - } - else { - openEntity = (OPEN_INTERNAL_ENTITY *)MALLOC(sizeof(OPEN_INTERNAL_ENTITY)); - if (!openEntity) - return XML_ERROR_NO_MEMORY; - } - entity->open = XML_TRUE; - entity->processed = 0; - openEntity->next = openInternalEntities; - openInternalEntities = openEntity; - openEntity->entity = entity; - openEntity->startTagLevel = tagLevel; - openEntity->betweenDecl = betweenDecl; - openEntity->internalEventPtr = NULL; - openEntity->internalEventEndPtr = NULL; - textStart = (char *)entity->textPtr; - textEnd = (char *)(entity->textPtr + entity->textLen); - -#ifdef XML_DTD - if (entity->is_param) { - int tok = XmlPrologTok(internalEncoding, textStart, textEnd, &next); - result = doProlog(parser, internalEncoding, textStart, textEnd, tok, - next, &next, XML_FALSE); - } - else -#endif /* XML_DTD */ - result = doContent(parser, tagLevel, internalEncoding, textStart, - textEnd, &next, XML_FALSE); - - if (result == XML_ERROR_NONE) { - if (textEnd != next && ps_parsing == XML_SUSPENDED) { - entity->processed = (int)(next - textStart); - processor = internalEntityProcessor; - } - else { - entity->open = XML_FALSE; - openInternalEntities = openEntity->next; - /* put openEntity back in list of free instances */ - openEntity->next = freeInternalEntities; - freeInternalEntities = openEntity; - } - } - return result; -} - -static enum XML_Error PTRCALL -internalEntityProcessor(XML_Parser parser, - const char *s, - const char *end, - const char **nextPtr) -{ - ENTITY *entity; - const char *textStart, *textEnd; - const char *next; - enum XML_Error result; - OPEN_INTERNAL_ENTITY *openEntity = openInternalEntities; - if (!openEntity) - return XML_ERROR_UNEXPECTED_STATE; - - entity = openEntity->entity; - textStart = ((char *)entity->textPtr) + entity->processed; - textEnd = (char *)(entity->textPtr + entity->textLen); - -#ifdef XML_DTD - if (entity->is_param) { - int tok = XmlPrologTok(internalEncoding, textStart, textEnd, &next); - result = doProlog(parser, internalEncoding, textStart, textEnd, tok, - next, &next, XML_FALSE); - } - else -#endif /* XML_DTD */ - result = doContent(parser, openEntity->startTagLevel, internalEncoding, - textStart, textEnd, &next, XML_FALSE); - - if (result != XML_ERROR_NONE) - return result; - else if (textEnd != next && ps_parsing == XML_SUSPENDED) { - entity->processed = (int)(next - (char *)entity->textPtr); - return result; - } - else { - entity->open = XML_FALSE; - openInternalEntities = openEntity->next; - /* put openEntity back in list of free instances */ - openEntity->next = freeInternalEntities; - freeInternalEntities = openEntity; - } - -#ifdef XML_DTD - if (entity->is_param) { - int tok; - processor = prologProcessor; - tok = XmlPrologTok(encoding, s, end, &next); - return doProlog(parser, encoding, s, end, tok, next, nextPtr, - (XML_Bool)!ps_finalBuffer); - } - else -#endif /* XML_DTD */ - { - processor = contentProcessor; - /* see externalEntityContentProcessor vs contentProcessor */ - return doContent(parser, parentParser ? 1 : 0, encoding, s, end, - nextPtr, (XML_Bool)!ps_finalBuffer); - } -} - -static enum XML_Error PTRCALL -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, XML_Bool 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, XML_Bool isCdata, - const char *ptr, const char *end, - STRING_POOL *pool) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - 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; - 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; - char checkEntityDecl; - XML_Char ch = (XML_Char) 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(parser, &dtd->generalEntities, name, 0); - poolDiscard(&temp2Pool); - /* First, determine if a check for an existing declaration is needed; - if yes, check that the entity exists, and that it is internal. - */ - if (pool == &dtd->pool) /* are we called from prolog? */ - checkEntityDecl = -#ifdef XML_DTD - prologState.documentEntity && -#endif /* XML_DTD */ - (dtd->standalone - ? !openInternalEntities - : !dtd->hasParamEntityRefs); - else /* if (pool == &tempPool): we are called from content */ - checkEntityDecl = !dtd->hasParamEntityRefs || dtd->standalone; - if (checkEntityDecl) { - if (!entity) - return XML_ERROR_UNDEFINED_ENTITY; - else if (!entity->is_internal) - return XML_ERROR_ENTITY_DECLARED_IN_PE; - } - else if (!entity) { - /* Cannot report skipped entity here - see comments on - skippedEntityHandler. - if (skippedEntityHandler) - skippedEntityHandler(handlerArg, name, 0); - */ - /* Cannot call the default handler because this would be - out of sync with the call to the startElementHandler. - if ((pool == &tempPool) && defaultHandler) - reportDefault(parser, enc, ptr, next); - */ - break; - } - if (entity->open) { - if (enc == encoding) - eventPtr = ptr; - return XML_ERROR_RECURSIVE_ENTITY_REF; - } - if (entity->notation) { - if (enc == encoding) - eventPtr = ptr; - return XML_ERROR_BINARY_ENTITY_REF; - } - 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 = XML_TRUE; - result = appendAttributeValue(parser, internalEncoding, isCdata, - (char *)entity->textPtr, - (char *)textEnd, pool); - entity->open = XML_FALSE; - if (result) - return result; - } - } - break; - default: - if (enc == encoding) - eventPtr = ptr; - return XML_ERROR_UNEXPECTED_STATE; - } - ptr = next; - } - /* not reached */ -} - -static enum XML_Error -storeEntityValue(XML_Parser parser, - const ENCODING *enc, - const char *entityTextPtr, - const char *entityTextEnd) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - STRING_POOL *pool = &(dtd->entityValuePool); - enum XML_Error result = XML_ERROR_NONE; -#ifdef XML_DTD - int oldInEntityValue = prologState.inEntityValue; - prologState.inEntityValue = 1; -#endif /* XML_DTD */ - /* never return Null for the value argument in EntityDeclHandler, - since this would indicate an external entity; therefore we - have to make sure that entityValuePool.start is not null */ - if (!pool->blocks) { - if (!poolGrow(pool)) - return XML_ERROR_NO_MEMORY; - } - - for (;;) { - const char *next; - int tok = XmlEntityValueTok(enc, entityTextPtr, entityTextEnd, &next); - switch (tok) { - case XML_TOK_PARAM_ENTITY_REF: -#ifdef XML_DTD - if (isParamEntity || enc != encoding) { - const XML_Char *name; - ENTITY *entity; - name = poolStoreString(&tempPool, enc, - entityTextPtr + enc->minBytesPerChar, - next - enc->minBytesPerChar); - if (!name) { - result = XML_ERROR_NO_MEMORY; - goto endEntityValue; - } - entity = (ENTITY *)lookup(parser, &dtd->paramEntities, name, 0); - poolDiscard(&tempPool); - if (!entity) { - /* not a well-formedness error - see XML 1.0: WFC Entity Declared */ - /* cannot report skipped entity here - see comments on - skippedEntityHandler - if (skippedEntityHandler) - skippedEntityHandler(handlerArg, name, 0); - */ - dtd->keepProcessing = dtd->standalone; - goto endEntityValue; - } - if (entity->open) { - if (enc == encoding) - eventPtr = entityTextPtr; - result = XML_ERROR_RECURSIVE_ENTITY_REF; - goto endEntityValue; - } - if (entity->systemId) { - if (externalEntityRefHandler) { - dtd->paramEntityRead = XML_FALSE; - entity->open = XML_TRUE; - if (!externalEntityRefHandler(externalEntityRefHandlerArg, - 0, - entity->base, - entity->systemId, - entity->publicId)) { - entity->open = XML_FALSE; - result = XML_ERROR_EXTERNAL_ENTITY_HANDLING; - goto endEntityValue; - } - entity->open = XML_FALSE; - if (!dtd->paramEntityRead) - dtd->keepProcessing = dtd->standalone; - } - else - dtd->keepProcessing = dtd->standalone; - } - else { - entity->open = XML_TRUE; - result = storeEntityValue(parser, - internalEncoding, - (char *)entity->textPtr, - (char *)(entity->textPtr - + entity->textLen)); - entity->open = XML_FALSE; - if (result) - goto endEntityValue; - } - break; - } -#endif /* XML_DTD */ - /* In the internal subset, PE references are not legal - within markup declarations, e.g entity values in this case. */ - eventPtr = entityTextPtr; - result = XML_ERROR_PARAM_ENTITY_REF; - goto endEntityValue; - case XML_TOK_NONE: - result = XML_ERROR_NONE; - goto endEntityValue; - case XML_TOK_ENTITY_REF: - case XML_TOK_DATA_CHARS: - if (!poolAppend(pool, enc, entityTextPtr, next)) { - result = XML_ERROR_NO_MEMORY; - goto endEntityValue; - } - break; - case XML_TOK_TRAILING_CR: - next = entityTextPtr + enc->minBytesPerChar; - /* fall through */ - case XML_TOK_DATA_NEWLINE: - if (pool->end == pool->ptr && !poolGrow(pool)) { - result = XML_ERROR_NO_MEMORY; - goto endEntityValue; - } - *(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; - result = XML_ERROR_BAD_CHAR_REF; - goto endEntityValue; - } - n = XmlEncode(n, (ICHAR *)buf); - if (!n) { - if (enc == encoding) - eventPtr = entityTextPtr; - result = XML_ERROR_BAD_CHAR_REF; - goto endEntityValue; - } - for (i = 0; i < n; i++) { - if (pool->end == pool->ptr && !poolGrow(pool)) { - result = XML_ERROR_NO_MEMORY; - goto endEntityValue; - } - *(pool->ptr)++ = buf[i]; - } - } - break; - case XML_TOK_PARTIAL: - if (enc == encoding) - eventPtr = entityTextPtr; - result = XML_ERROR_INVALID_TOKEN; - goto endEntityValue; - case XML_TOK_INVALID: - if (enc == encoding) - eventPtr = next; - result = XML_ERROR_INVALID_TOKEN; - goto endEntityValue; - default: - if (enc == encoding) - eventPtr = entityTextPtr; - result = XML_ERROR_UNEXPECTED_STATE; - goto endEntityValue; - } - entityTextPtr = next; - } -endEntityValue: -#ifdef XML_DTD - prologState.inEntityValue = oldInEntityValue; -#endif /* XML_DTD */ - return result; -} - -static void FASTCALL -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, (int)(dataPtr - (ICHAR *)dataBuf)); - *eventPP = s; - } while (s != end); - } - else - defaultHandler(handlerArg, (XML_Char *)s, (int)((XML_Char *)end - (XML_Char *)s)); -} - - -static int -defineAttribute(ELEMENT_TYPE *type, ATTRIBUTE_ID *attId, XML_Bool isCdata, - XML_Bool isId, const XML_Char *value, XML_Parser parser) -{ - DEFAULT_ATTRIBUTE *att; - if (value || isId) { - /* 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 (isId && !type->idAtt && !attId->xmlns) - type->idAtt = attId; - } - if (type->nDefaultAtts == type->allocDefaultAtts) { - if (type->allocDefaultAtts == 0) { - type->allocDefaultAtts = 8; - type->defaultAtts = (DEFAULT_ATTRIBUTE *)MALLOC(type->allocDefaultAtts - * sizeof(DEFAULT_ATTRIBUTE)); - if (!type->defaultAtts) - return 0; - } - else { - DEFAULT_ATTRIBUTE *temp; - int count = type->allocDefaultAtts * 2; - temp = (DEFAULT_ATTRIBUTE *) - REALLOC(type->defaultAtts, (count * sizeof(DEFAULT_ATTRIBUTE))); - if (temp == NULL) - return 0; - type->allocDefaultAtts = count; - type->defaultAtts = temp; - } - } - att = type->defaultAtts + type->nDefaultAtts; - att->id = attId; - att->value = value; - att->isCdata = isCdata; - if (!isCdata) - attId->maybeTokenized = XML_TRUE; - type->nDefaultAtts += 1; - return 1; -} - -static int -setElementTypePrefix(XML_Parser parser, ELEMENT_TYPE *elementType) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - const XML_Char *name; - for (name = elementType->name; *name; name++) { - if (*name == XML_T(ASCII_COLON)) { - 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(parser, &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) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - ATTRIBUTE_ID *id; - const XML_Char *name; - if (!poolAppendChar(&dtd->pool, XML_T('\0'))) - return NULL; - name = poolStoreString(&dtd->pool, enc, start, end); - if (!name) - return NULL; - /* skip quotation mark - its storage will be re-used (like in name[-1]) */ - ++name; - id = (ATTRIBUTE_ID *)lookup(parser, &dtd->attributeIds, name, sizeof(ATTRIBUTE_ID)); - if (!id) - return NULL; - if (id->name != name) - poolDiscard(&dtd->pool); - else { - poolFinish(&dtd->pool); - if (!ns) - ; - else if (name[0] == XML_T(ASCII_x) - && name[1] == XML_T(ASCII_m) - && name[2] == XML_T(ASCII_l) - && name[3] == XML_T(ASCII_n) - && name[4] == XML_T(ASCII_s) - && (name[5] == XML_T('\0') || name[5] == XML_T(ASCII_COLON))) { - if (name[5] == XML_T('\0')) - id->prefix = &dtd->defaultPrefix; - else - id->prefix = (PREFIX *)lookup(parser, &dtd->prefixes, name + 6, sizeof(PREFIX)); - id->xmlns = XML_TRUE; - } - else { - int i; - for (i = 0; name[i]; i++) { - /* attributes without prefix are *not* in the default namespace */ - if (name[i] == XML_T(ASCII_COLON)) { - int j; - for (j = 0; j < i; j++) { - if (!poolAppendChar(&dtd->pool, name[j])) - return NULL; - } - if (!poolAppendChar(&dtd->pool, XML_T('\0'))) - return NULL; - id->prefix = (PREFIX *)lookup(parser, &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(ASCII_FF) - -static const XML_Char * -getContext(XML_Parser parser) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - HASH_TABLE_ITER iter; - XML_Bool needSep = XML_FALSE; - - if (dtd->defaultPrefix.binding) { - int i; - int len; - if (!poolAppendChar(&tempPool, XML_T(ASCII_EQUALS))) - return NULL; - len = dtd->defaultPrefix.binding->uriLen; - if (namespaceSeparator) - len--; - for (i = 0; i < len; i++) - if (!poolAppendChar(&tempPool, dtd->defaultPrefix.binding->uri[i])) - return NULL; - needSep = XML_TRUE; - } - - 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 NULL; - for (s = prefix->name; *s; s++) - if (!poolAppendChar(&tempPool, *s)) - return NULL; - if (!poolAppendChar(&tempPool, XML_T(ASCII_EQUALS))) - return NULL; - len = prefix->binding->uriLen; - if (namespaceSeparator) - len--; - for (i = 0; i < len; i++) - if (!poolAppendChar(&tempPool, prefix->binding->uri[i])) - return NULL; - needSep = XML_TRUE; - } - - - 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 NULL; - for (s = e->name; *s; s++) - if (!poolAppendChar(&tempPool, *s)) - return 0; - needSep = XML_TRUE; - } - - if (!poolAppendChar(&tempPool, XML_T('\0'))) - return NULL; - return tempPool.start; -} - -static XML_Bool -setContext(XML_Parser parser, const XML_Char *context) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - 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 XML_FALSE; - e = (ENTITY *)lookup(parser, &dtd->generalEntities, poolStart(&tempPool), 0); - if (e) - e->open = XML_TRUE; - if (*s != XML_T('\0')) - s++; - context = s; - poolDiscard(&tempPool); - } - else if (*s == XML_T(ASCII_EQUALS)) { - PREFIX *prefix; - if (poolLength(&tempPool) == 0) - prefix = &dtd->defaultPrefix; - else { - if (!poolAppendChar(&tempPool, XML_T('\0'))) - return XML_FALSE; - prefix = (PREFIX *)lookup(parser, &dtd->prefixes, poolStart(&tempPool), - sizeof(PREFIX)); - if (!prefix) - return XML_FALSE; - if (prefix->name == poolStart(&tempPool)) { - prefix->name = poolCopyString(&dtd->pool, prefix->name); - if (!prefix->name) - return XML_FALSE; - } - poolDiscard(&tempPool); - } - for (context = s + 1; - *context != CONTEXT_SEP && *context != XML_T('\0'); - context++) - if (!poolAppendChar(&tempPool, *context)) - return XML_FALSE; - if (!poolAppendChar(&tempPool, XML_T('\0'))) - return XML_FALSE; - if (addBinding(parser, prefix, NULL, poolStart(&tempPool), - &inheritedBindings) != XML_ERROR_NONE) - return XML_FALSE; - poolDiscard(&tempPool); - if (*context != XML_T('\0')) - ++context; - s = context; - } - else { - if (!poolAppendChar(&tempPool, *s)) - return XML_FALSE; - s++; - } - } - return XML_TRUE; -} - -static void FASTCALL -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 DTD * -dtdCreate(const XML_Memory_Handling_Suite *ms) -{ - DTD *p = (DTD *)ms->malloc_fcn(sizeof(DTD)); - if (p == NULL) - return p; - poolInit(&(p->pool), ms); - poolInit(&(p->entityValuePool), ms); - hashTableInit(&(p->generalEntities), ms); - hashTableInit(&(p->elementTypes), ms); - hashTableInit(&(p->attributeIds), ms); - hashTableInit(&(p->prefixes), ms); -#ifdef XML_DTD - p->paramEntityRead = XML_FALSE; - hashTableInit(&(p->paramEntities), ms); -#endif /* XML_DTD */ - p->defaultPrefix.name = NULL; - p->defaultPrefix.binding = NULL; - - p->in_eldecl = XML_FALSE; - p->scaffIndex = NULL; - p->scaffold = NULL; - p->scaffLevel = 0; - p->scaffSize = 0; - p->scaffCount = 0; - p->contentStringLen = 0; - - p->keepProcessing = XML_TRUE; - p->hasParamEntityRefs = XML_FALSE; - p->standalone = XML_FALSE; - return p; -} - -static void -dtdReset(DTD *p, const XML_Memory_Handling_Suite *ms) -{ - HASH_TABLE_ITER iter; - hashTableIterInit(&iter, &(p->elementTypes)); - for (;;) { - ELEMENT_TYPE *e = (ELEMENT_TYPE *)hashTableIterNext(&iter); - if (!e) - break; - if (e->allocDefaultAtts != 0) - ms->free_fcn(e->defaultAtts); - } - hashTableClear(&(p->generalEntities)); -#ifdef XML_DTD - p->paramEntityRead = XML_FALSE; - hashTableClear(&(p->paramEntities)); -#endif /* XML_DTD */ - hashTableClear(&(p->elementTypes)); - hashTableClear(&(p->attributeIds)); - hashTableClear(&(p->prefixes)); - poolClear(&(p->pool)); - poolClear(&(p->entityValuePool)); - p->defaultPrefix.name = NULL; - p->defaultPrefix.binding = NULL; - - p->in_eldecl = XML_FALSE; - - ms->free_fcn(p->scaffIndex); - p->scaffIndex = NULL; - ms->free_fcn(p->scaffold); - p->scaffold = NULL; - - p->scaffLevel = 0; - p->scaffSize = 0; - p->scaffCount = 0; - p->contentStringLen = 0; - - p->keepProcessing = XML_TRUE; - p->hasParamEntityRefs = XML_FALSE; - p->standalone = XML_FALSE; -} - -static void -dtdDestroy(DTD *p, XML_Bool isDocEntity, const XML_Memory_Handling_Suite *ms) -{ - HASH_TABLE_ITER iter; - hashTableIterInit(&iter, &(p->elementTypes)); - for (;;) { - ELEMENT_TYPE *e = (ELEMENT_TYPE *)hashTableIterNext(&iter); - if (!e) - break; - if (e->allocDefaultAtts != 0) - ms->free_fcn(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)); - poolDestroy(&(p->entityValuePool)); - if (isDocEntity) { - ms->free_fcn(p->scaffIndex); - ms->free_fcn(p->scaffold); - } - ms->free_fcn(p); -} - -/* 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(XML_Parser oldParser, DTD *newDtd, const DTD *oldDtd, const XML_Memory_Handling_Suite *ms) -{ - 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(oldParser, &(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(oldParser, &(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(oldParser, &(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(oldParser, &(newDtd->elementTypes), name, - sizeof(ELEMENT_TYPE)); - if (!newE) - return 0; - if (oldE->nDefaultAtts) { - newE->defaultAtts = (DEFAULT_ATTRIBUTE *) - ms->malloc_fcn(oldE->nDefaultAtts * sizeof(DEFAULT_ATTRIBUTE)); - if (!newE->defaultAtts) { - ms->free_fcn(newE); - return 0; - } - } - if (oldE->idAtt) - newE->idAtt = (ATTRIBUTE_ID *) - lookup(oldParser, &(newDtd->attributeIds), oldE->idAtt->name, 0); - newE->allocDefaultAtts = newE->nDefaultAtts = oldE->nDefaultAtts; - if (oldE->prefix) - newE->prefix = (PREFIX *)lookup(oldParser, &(newDtd->prefixes), - oldE->prefix->name, 0); - for (i = 0; i < newE->nDefaultAtts; i++) { - newE->defaultAtts[i].id = (ATTRIBUTE_ID *) - lookup(oldParser, &(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 = NULL; - } - } - - /* Copy the entity tables. */ - if (!copyEntityTable(oldParser, - &(newDtd->generalEntities), - &(newDtd->pool), - &(oldDtd->generalEntities))) - return 0; - -#ifdef XML_DTD - if (!copyEntityTable(oldParser, - &(newDtd->paramEntities), - &(newDtd->pool), - &(oldDtd->paramEntities))) - return 0; - newDtd->paramEntityRead = oldDtd->paramEntityRead; -#endif /* XML_DTD */ - - newDtd->keepProcessing = oldDtd->keepProcessing; - newDtd->hasParamEntityRefs = oldDtd->hasParamEntityRefs; - newDtd->standalone = oldDtd->standalone; - - /* Don't want deep copying for scaffolding */ - newDtd->in_eldecl = oldDtd->in_eldecl; - newDtd->scaffold = oldDtd->scaffold; - newDtd->contentStringLen = oldDtd->contentStringLen; - newDtd->scaffSize = oldDtd->scaffSize; - newDtd->scaffLevel = oldDtd->scaffLevel; - newDtd->scaffIndex = oldDtd->scaffIndex; - - return 1; -} /* End dtdCopy */ - -static int -copyEntityTable(XML_Parser oldParser, - HASH_TABLE *newTable, - STRING_POOL *newPool, - const HASH_TABLE *oldTable) -{ - HASH_TABLE_ITER iter; - const XML_Char *cachedOldBase = NULL; - const XML_Char *cachedNewBase = NULL; - - 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(oldParser, 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; - } - } - if (oldE->publicId) { - tem = poolCopyString(newPool, oldE->publicId); - if (!tem) - return 0; - newE->publicId = 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; - } - newE->is_param = oldE->is_param; - newE->is_internal = oldE->is_internal; - } - return 1; -} - -#define INIT_POWER 6 - -static XML_Bool FASTCALL -keyeq(KEY s1, KEY s2) -{ - for (; *s1 == *s2; s1++, s2++) - if (*s1 == 0) - return XML_TRUE; - return XML_FALSE; -} - -static unsigned long FASTCALL -hash(XML_Parser parser, KEY s) -{ - unsigned long h = hash_secret_salt; - while (*s) - h = CHAR_HASH(h, *s++); - return h; -} - -static NAMED * -lookup(XML_Parser parser, HASH_TABLE *table, KEY name, size_t createSize) -{ - size_t i; - if (table->size == 0) { - size_t tsize; - if (!createSize) - return NULL; - table->power = INIT_POWER; - /* table->size is a power of 2 */ - table->size = (size_t)1 << INIT_POWER; - tsize = table->size * sizeof(NAMED *); - table->v = (NAMED **)table->mem->malloc_fcn(tsize); - if (!table->v) { - table->size = 0; - return NULL; - } - memset(table->v, 0, tsize); - i = hash(parser, name) & ((unsigned long)table->size - 1); - } - else { - unsigned long h = hash(parser, name); - unsigned long mask = (unsigned long)table->size - 1; - unsigned char step = 0; - i = h & mask; - while (table->v[i]) { - if (keyeq(name, table->v[i]->name)) - return table->v[i]; - if (!step) - step = PROBE_STEP(h, mask, table->power); - i < step ? (i += table->size - step) : (i -= step); - } - if (!createSize) - return NULL; - - /* check for overflow (table is half full) */ - if (table->used >> (table->power - 1)) { - unsigned char newPower = table->power + 1; - size_t newSize = (size_t)1 << newPower; - unsigned long newMask = (unsigned long)newSize - 1; - size_t tsize = newSize * sizeof(NAMED *); - NAMED **newV = (NAMED **)table->mem->malloc_fcn(tsize); - if (!newV) - return NULL; - memset(newV, 0, tsize); - for (i = 0; i < table->size; i++) - if (table->v[i]) { - unsigned long newHash = hash(parser, table->v[i]->name); - size_t j = newHash & newMask; - step = 0; - while (newV[j]) { - if (!step) - step = PROBE_STEP(newHash, newMask, newPower); - j < step ? (j += newSize - step) : (j -= step); - } - newV[j] = table->v[i]; - } - table->mem->free_fcn(table->v); - table->v = newV; - table->power = newPower; - table->size = newSize; - i = h & newMask; - step = 0; - while (table->v[i]) { - if (!step) - step = PROBE_STEP(h, newMask, newPower); - i < step ? (i += newSize - step) : (i -= step); - } - } - } - table->v[i] = (NAMED *)table->mem->malloc_fcn(createSize); - if (!table->v[i]) - return NULL; - memset(table->v[i], 0, createSize); - table->v[i]->name = name; - (table->used)++; - return table->v[i]; -} - -static void FASTCALL -hashTableClear(HASH_TABLE *table) -{ - size_t i; - for (i = 0; i < table->size; i++) { - table->mem->free_fcn(table->v[i]); - table->v[i] = NULL; - } - table->used = 0; -} - -static void FASTCALL -hashTableDestroy(HASH_TABLE *table) -{ - size_t i; - for (i = 0; i < table->size; i++) - table->mem->free_fcn(table->v[i]); - table->mem->free_fcn(table->v); -} - -static void FASTCALL -hashTableInit(HASH_TABLE *p, const XML_Memory_Handling_Suite *ms) -{ - p->power = 0; - p->size = 0; - p->used = 0; - p->v = NULL; - p->mem = ms; -} - -static void FASTCALL -hashTableIterInit(HASH_TABLE_ITER *iter, const HASH_TABLE *table) -{ - iter->p = table->v; - iter->end = iter->p + table->size; -} - -static NAMED * FASTCALL -hashTableIterNext(HASH_TABLE_ITER *iter) -{ - while (iter->p != iter->end) { - NAMED *tem = *(iter->p)++; - if (tem) - return tem; - } - return NULL; -} - -static void FASTCALL -poolInit(STRING_POOL *pool, const XML_Memory_Handling_Suite *ms) -{ - pool->blocks = NULL; - pool->freeBlocks = NULL; - pool->start = NULL; - pool->ptr = NULL; - pool->end = NULL; - pool->mem = ms; -} - -static void FASTCALL -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 = NULL; - pool->start = NULL; - pool->ptr = NULL; - pool->end = NULL; -} - -static void FASTCALL -poolDestroy(STRING_POOL *pool) -{ - BLOCK *p = pool->blocks; - while (p) { - BLOCK *tem = p->next; - pool->mem->free_fcn(p); - p = tem; - } - p = pool->freeBlocks; - while (p) { - BLOCK *tem = p->next; - pool->mem->free_fcn(p); - p = tem; - } -} - -static XML_Char * -poolAppend(STRING_POOL *pool, const ENCODING *enc, - const char *ptr, const char *end) -{ - if (!pool->ptr && !poolGrow(pool)) - return NULL; - for (;;) { - XmlConvert(enc, &ptr, end, (ICHAR **)&(pool->ptr), (ICHAR *)pool->end); - if (ptr == end) - break; - if (!poolGrow(pool)) - return NULL; - } - return pool->start; -} - -static const XML_Char * FASTCALL -poolCopyString(STRING_POOL *pool, const XML_Char *s) -{ - do { - if (!poolAppendChar(pool, *s)) - return NULL; - } 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 NULL; - for (; n > 0; --n, s++) { - if (!poolAppendChar(pool, *s)) - return NULL; - } - s = pool->start; - poolFinish(pool); - return s; -} - -static const XML_Char * FASTCALL -poolAppendString(STRING_POOL *pool, const XML_Char *s) -{ - while (*s) { - if (!poolAppendChar(pool, *s)) - return NULL; - s++; - } - return pool->start; -} - -static XML_Char * -poolStoreString(STRING_POOL *pool, const ENCODING *enc, - const char *ptr, const char *end) -{ - if (!poolAppend(pool, enc, ptr, end)) - return NULL; - if (pool->ptr == pool->end && !poolGrow(pool)) - return NULL; - *(pool->ptr)++ = 0; - return pool->start; -} - -static XML_Bool FASTCALL -poolGrow(STRING_POOL *pool) -{ - if (pool->freeBlocks) { - if (pool->start == 0) { - pool->blocks = pool->freeBlocks; - pool->freeBlocks = pool->freeBlocks->next; - pool->blocks->next = NULL; - pool->start = pool->blocks->s; - pool->end = pool->start + pool->blocks->size; - pool->ptr = pool->start; - return XML_TRUE; - } - 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 XML_TRUE; - } - } - if (pool->blocks && pool->start == pool->blocks->s) { - int blockSize = (int)(pool->end - pool->start)*2; - BLOCK *temp = (BLOCK *) - pool->mem->realloc_fcn(pool->blocks, - (offsetof(BLOCK, s) - + blockSize * sizeof(XML_Char))); - if (temp == NULL) - return XML_FALSE; - pool->blocks = temp; - 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 = (int)(pool->end - pool->start); - if (blockSize < INIT_BLOCK_SIZE) - blockSize = INIT_BLOCK_SIZE; - else - blockSize *= 2; - tem = (BLOCK *)pool->mem->malloc_fcn(offsetof(BLOCK, s) - + blockSize * sizeof(XML_Char)); - if (!tem) - return XML_FALSE; - tem->size = blockSize; - tem->next = pool->blocks; - pool->blocks = tem; - if (pool->ptr != pool->start) - 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 XML_TRUE; -} - -static int FASTCALL -nextScaffoldPart(XML_Parser parser) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - CONTENT_SCAFFOLD * me; - int next; - - if (!dtd->scaffIndex) { - dtd->scaffIndex = (int *)MALLOC(groupSize * sizeof(int)); - if (!dtd->scaffIndex) - return -1; - dtd->scaffIndex[0] = 0; - } - - if (dtd->scaffCount >= dtd->scaffSize) { - CONTENT_SCAFFOLD *temp; - if (dtd->scaffold) { - temp = (CONTENT_SCAFFOLD *) - REALLOC(dtd->scaffold, dtd->scaffSize * 2 * sizeof(CONTENT_SCAFFOLD)); - if (temp == NULL) - return -1; - dtd->scaffSize *= 2; - } - else { - temp = (CONTENT_SCAFFOLD *)MALLOC(INIT_SCAFFOLD_ELEMENTS - * sizeof(CONTENT_SCAFFOLD)); - if (temp == NULL) - return -1; - dtd->scaffSize = INIT_SCAFFOLD_ELEMENTS; - } - dtd->scaffold = temp; - } - next = dtd->scaffCount++; - me = &dtd->scaffold[next]; - if (dtd->scaffLevel) { - CONTENT_SCAFFOLD *parent = &dtd->scaffold[dtd->scaffIndex[dtd->scaffLevel-1]]; - if (parent->lastchild) { - dtd->scaffold[parent->lastchild].nextsib = next; - } - if (!parent->childcnt) - parent->firstchild = next; - parent->lastchild = next; - parent->childcnt++; - } - me->firstchild = me->lastchild = me->childcnt = me->nextsib = 0; - return next; -} - -static void -build_node(XML_Parser parser, - int src_node, - XML_Content *dest, - XML_Content **contpos, - XML_Char **strpos) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - dest->type = dtd->scaffold[src_node].type; - dest->quant = dtd->scaffold[src_node].quant; - if (dest->type == XML_CTYPE_NAME) { - const XML_Char *src; - dest->name = *strpos; - src = dtd->scaffold[src_node].name; - for (;;) { - *(*strpos)++ = *src; - if (!*src) - break; - src++; - } - dest->numchildren = 0; - dest->children = NULL; - } - else { - unsigned int i; - int cn; - dest->numchildren = dtd->scaffold[src_node].childcnt; - dest->children = *contpos; - *contpos += dest->numchildren; - for (i = 0, cn = dtd->scaffold[src_node].firstchild; - i < dest->numchildren; - i++, cn = dtd->scaffold[cn].nextsib) { - build_node(parser, cn, &(dest->children[i]), contpos, strpos); - } - dest->name = NULL; - } -} - -static XML_Content * -build_model (XML_Parser parser) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - XML_Content *ret; - XML_Content *cpos; - XML_Char * str; - int allocsize = (dtd->scaffCount * sizeof(XML_Content) - + (dtd->contentStringLen * sizeof(XML_Char))); - - ret = (XML_Content *)MALLOC(allocsize); - if (!ret) - return NULL; - - str = (XML_Char *) (&ret[dtd->scaffCount]); - cpos = &ret[1]; - - build_node(parser, 0, ret, &cpos, &str); - return ret; -} - -static ELEMENT_TYPE * -getElementType(XML_Parser parser, - const ENCODING *enc, - const char *ptr, - const char *end) -{ - DTD * const dtd = _dtd; /* save one level of indirection */ - const XML_Char *name = poolStoreString(&dtd->pool, enc, ptr, end); - ELEMENT_TYPE *ret; - - if (!name) - return NULL; - ret = (ELEMENT_TYPE *) lookup(parser, &dtd->elementTypes, name, sizeof(ELEMENT_TYPE)); - if (!ret) - return NULL; - if (ret->name != name) - poolDiscard(&dtd->pool); - else { - poolFinish(&dtd->pool); - if (!setElementTypePrefix(parser, ret)) - return NULL; - } - return ret; -} |