Title: LibXML
Path: sdk/lib/3rdparty/libxml2
-Used Version: 2.9.13
+Used Version: 2.9.14
License: MIT (https://spdx.org/licenses/MIT.htmlf)
URL: http://xmlsoft.org, ftp://xmlsoft.org/libxml2/
*
* the version string like "1.2.3"
*/
-#define LIBXML_DOTTED_VERSION "2.9.13"
+#define LIBXML_DOTTED_VERSION "2.9.14"
/**
* LIBXML_VERSION:
*
* the version number: 1.2.3 value is 10203
*/
-#define LIBXML_VERSION 20913
+#define LIBXML_VERSION 20914
/**
* LIBXML_VERSION_STRING:
*
* the version number string, 1.2.3 value is "10203"
*/
-#define LIBXML_VERSION_STRING "20913"
+#define LIBXML_VERSION_STRING "20914"
/**
* LIBXML_VERSION_EXTRA:
*
* extra version information, used to show a git commit description
*/
-#define LIBXML_VERSION_EXTRA "-GITv2.9.12-115-ga075d256f"
+#define LIBXML_VERSION_EXTRA "-GITv2.9.13-22-g7846b0a67"
/**
* LIBXML_TEST_VERSION:
* Macro to check that the libxml version in use is compatible with
* the version the software has been compiled against
*/
-#define LIBXML_TEST_VERSION xmlCheckVersion(20913);
+#define LIBXML_TEST_VERSION xmlCheckVersion(20914);
#ifndef VMS
#if 0
if (*ctxt->input->cur == 0)
xmlParserInputGrow(ctxt->input, INPUT_CHUNK);
}
- res++;
+ if (res < INT_MAX)
+ res++;
}
return(res);
}
htmlParseErr(ctxt, XML_ERR_NAME_REQUIRED,
"htmlParseStartTag: invalid element name\n",
NULL, NULL);
- /*
- * The recovery code is disabled for now as it can result in
- * quadratic behavior with the push parser. htmlParseStartTag
- * must consume all content up to the final '>' in order to avoid
- * rescanning for this terminator.
- *
- * For a proper fix in line with HTML5, htmlParseStartTag and
- * htmlParseElement should only be called when there's an ASCII
- * alpha character following the initial '<'. Otherwise, the '<'
- * should be emitted as text (unless followed by '!', '/' or '?').
- */
-#if 0
- /* if recover preserve text on classic misconstructs */
- if ((ctxt->recovery) && ((IS_BLANK_CH(CUR)) || (CUR == '<') ||
- (CUR == '=') || (CUR == '>') || (((CUR >= '0') && (CUR <= '9'))))) {
- htmlParseCharDataInternal(ctxt, '<');
- return(-1);
- }
-#endif
-
/* Dump the bogus tag like browsers do */
while ((CUR != 0) && (CUR != '>') &&
(ctxt->instate != XML_PARSER_EOF))
/*
* Third case : a sub-element.
*/
- else if (CUR == '<') {
+ else if ((CUR == '<') && IS_ASCII_LETTER(NXT(1))) {
htmlParseElement(ctxt);
}
+ else if (CUR == '<') {
+ if ((ctxt->sax != NULL) && (!ctxt->disableSAX) &&
+ (ctxt->sax->characters != NULL))
+ ctxt->sax->characters(ctxt->userData, BAD_CAST "<", 1);
+ NEXT;
+ }
/*
* Fourth case : a reference. If if has not been resolved,
/*
* Third case : a sub-element.
*/
- else if (CUR == '<') {
+ else if ((CUR == '<') && IS_ASCII_LETTER(NXT(1))) {
htmlParseElementInternal(ctxt);
if (currentNode != NULL) xmlFree(currentNode);
currentNode = xmlStrdup(ctxt->name);
depth = ctxt->nameNr;
}
+ else if (CUR == '<') {
+ if ((ctxt->sax != NULL) && (!ctxt->disableSAX) &&
+ (ctxt->sax->characters != NULL))
+ ctxt->sax->characters(ctxt->userData, BAD_CAST "<", 1);
+ NEXT;
+ }
/*
* Fourth case : a reference. If if has not been resolved,
"HPP: entering END_TAG\n");
#endif
break;
- } else if (cur == '<') {
+ } else if ((cur == '<') && IS_ASCII_LETTER(next)) {
if ((!terminate) && (next == 0))
goto done;
ctxt->instate = XML_PARSER_START_TAG;
"HPP: entering START_TAG\n");
#endif
break;
+ } else if (cur == '<') {
+ if ((ctxt->sax != NULL) && (!ctxt->disableSAX) &&
+ (ctxt->sax->characters != NULL))
+ ctxt->sax->characters(ctxt->userData,
+ BAD_CAST "<", 1);
+ NEXT;
} else {
/*
* check that the text sequence is complete
NEWS file for libxml2
-The change log at
-ChangeLog.html
- describes the recents commits
-to the GIT at
-https://gitlab.gnome.org/GNOME/libxml2
- code base.Here is the list of public releases:
+v2.9.14: May 02 2022:
+ - Security:
+ [CVE-2022-29824] Integer overflow in xmlBuf and xmlBuffer
+ Fix potential double-free in xmlXPtrStringRangeFunction
+ Fix memory leak in xmlFindCharEncodingHandler
+ Normalize XPath strings in-place
+ Prevent integer-overflow in htmlSkipBlankChars() and xmlSkipBlankChars()
+ (David Kilzer)
+ Fix leak of xmlElementContent (David Kilzer)
+
+ - Bug fixes:
+ Fix parsing of subtracted regex character classes
+ Fix recursion check in xinclude.c
+ Reset last error in xmlCleanupGlobals
+ Fix certain combinations of regex range quantifiers
+ Fix range quantifier on subregex
+
+ - Improvements:
+ Fix recovery from invalid HTML start tags
+
+ - Build system, portability:
+ Define LFS macros before including system headers
+ Initialize XPath floating-point globals
+ configure: check for icu DEFS (James Hilliard)
+ configure.ac: produce tar.xz only (GNOME policy) (David Seifert)
+ CMakeLists.txt: Fix LIBXML_VERSION_NUMBER
+ Fix build with older Python versions
+ Fix --without-valid build
+
+
v2.9.13: Feb 19 2022:
- Security:
[CVE-2022-23308] Use-after-free of ID and IDREF attributes
#include <libxml/parserInternals.h> /* for XML_MAX_TEXT_LENGTH */
#include "buf.h"
+#ifndef SIZE_MAX
+#define SIZE_MAX ((size_t) -1)
+#endif
+
#define WITH_BUFFER_COMPAT
/**
xmlBufCreateSize(size_t size) {
xmlBufPtr ret;
+ if (size == SIZE_MAX)
+ return(NULL);
ret = (xmlBufPtr) xmlMalloc(sizeof(xmlBuf));
if (ret == NULL) {
xmlBufMemoryError(NULL, "creating buffer");
ret->error = 0;
ret->buffer = NULL;
ret->alloc = xmlBufferAllocScheme;
- ret->size = (size ? size+2 : 0); /* +1 for ending null */
- ret->compat_size = (int) ret->size;
+ ret->size = (size ? size + 1 : 0); /* +1 for ending null */
+ ret->compat_size = (ret->size > INT_MAX ? INT_MAX : ret->size);
if (ret->size){
ret->content = (xmlChar *) xmlMallocAtomic(ret->size * sizeof(xmlChar));
if (ret->content == NULL) {
CHECK_COMPAT(buf)
if (buf->alloc == XML_BUFFER_ALLOC_IMMUTABLE) return(0);
- if (buf->use + len < buf->size)
+ if (len < buf->size - buf->use)
return(buf->size - buf->use);
+ if (len > SIZE_MAX - buf->use)
+ return(0);
- /*
- * Windows has a BIG problem on realloc timing, so we try to double
- * the buffer size (if that's enough) (bug 146697)
- * Apparently BSD too, and it's probably best for linux too
- * On an embedded system this may be something to change
- */
-#if 1
- if (buf->size > (size_t) len)
- size = buf->size * 2;
- else
- size = buf->use + len + 100;
-#else
- size = buf->use + len + 100;
-#endif
+ if (buf->size > (size_t) len) {
+ size = buf->size > SIZE_MAX / 2 ? SIZE_MAX : buf->size * 2;
+ } else {
+ size = buf->use + len;
+ size = size > SIZE_MAX - 100 ? SIZE_MAX : size + 100;
+ }
if (buf->alloc == XML_BUFFER_ALLOC_BOUNDED) {
/*
int
xmlBufResize(xmlBufPtr buf, size_t size)
{
- unsigned int newSize;
+ size_t newSize;
xmlChar* rebuf = NULL;
size_t start_buf;
case XML_BUFFER_ALLOC_IO:
case XML_BUFFER_ALLOC_DOUBLEIT:
/*take care of empty case*/
- newSize = (buf->size ? buf->size*2 : size + 10);
+ if (buf->size == 0) {
+ newSize = (size > SIZE_MAX - 10 ? SIZE_MAX : size + 10);
+ } else {
+ newSize = buf->size;
+ }
while (size > newSize) {
- if (newSize > UINT_MAX / 2) {
+ if (newSize > SIZE_MAX / 2) {
xmlBufMemoryError(buf, "growing buffer");
return 0;
}
}
break;
case XML_BUFFER_ALLOC_EXACT:
- newSize = size+10;
+ newSize = (size > SIZE_MAX - 10 ? SIZE_MAX : size + 10);
break;
case XML_BUFFER_ALLOC_HYBRID:
if (buf->use < BASE_BUFFER_SIZE)
newSize = size;
else {
- newSize = buf->size * 2;
+ newSize = buf->size;
while (size > newSize) {
- if (newSize > UINT_MAX / 2) {
+ if (newSize > SIZE_MAX / 2) {
xmlBufMemoryError(buf, "growing buffer");
return 0;
}
break;
default:
- newSize = size+10;
+ newSize = (size > SIZE_MAX - 10 ? SIZE_MAX : size + 10);
break;
}
*/
int
xmlBufAdd(xmlBufPtr buf, const xmlChar *str, int len) {
- unsigned int needSize;
+ size_t needSize;
if ((str == NULL) || (buf == NULL) || (buf->error))
return -1;
if (len < 0) return -1;
if (len == 0) return 0;
- needSize = buf->use + len + 2;
- if (needSize > buf->size){
+ if ((size_t) len >= buf->size - buf->use) {
+ if ((size_t) len >= SIZE_MAX - buf->use)
+ return(-1);
+ needSize = buf->use + len + 1;
if (buf->alloc == XML_BUFFER_ALLOC_BOUNDED) {
/*
* Used to provide parsing limits
*/
int
xmlBufCCat(xmlBufPtr buf, const char *str) {
- const char *cur;
-
- if ((buf == NULL) || (buf->error))
- return(-1);
- CHECK_COMPAT(buf)
- if (buf->alloc == XML_BUFFER_ALLOC_IMMUTABLE) return -1;
- if (str == NULL) {
-#ifdef DEBUG_BUFFER
- xmlGenericError(xmlGenericErrorContext,
- "xmlBufCCat: str == NULL\n");
-#endif
- return -1;
- }
- for (cur = str;*cur != 0;cur++) {
- if (buf->use + 10 >= buf->size) {
- if (!xmlBufResize(buf, buf->use+10)){
- xmlBufMemoryError(buf, "growing buffer");
- return XML_ERR_NO_MEMORY;
- }
- }
- buf->content[buf->use++] = *cur;
- }
- buf->content[buf->use] = 0;
- UPDATE_COMPAT(buf)
- return 0;
+ return xmlBufCat(buf, (const xmlChar *) str);
}
/**
/* #undef VA_LIST_IS_ARRAY */
/* Version number of package */
-#define VERSION "2.9.13"
+#define VERSION "2.9.14"
/* Determine what socket length (socklen_t) data type is */
#define XML_SOCKLEN_T int
} else if ((icv_in != (iconv_t) -1) || icv_out != (iconv_t) -1) {
xmlEncodingErr(XML_ERR_INTERNAL_ERROR,
"iconv : problems with filters for '%s'\n", name);
+ if (icv_in != (iconv_t) -1)
+ iconv_close(icv_in);
+ else
+ iconv_close(icv_out);
}
#endif /* LIBXML_ICONV_ENABLED */
#ifdef LIBXML_ICU_ENABLED
xmlThrDefMutex = xmlNewMutex();
}
-/**
- * xmlCleanupGlobals:
- *
- * Additional cleanup for multi-threading
- */
-void xmlCleanupGlobals(void)
-{
- if (xmlThrDefMutex != NULL) {
- xmlFreeMutex(xmlThrDefMutex);
- xmlThrDefMutex = NULL;
- }
- __xmlGlobalInitMutexDestroy();
-}
-
/************************************************************************
* *
* All the user accessible global variables of the library *
xmlMutexUnlock(xmlThrDefMutex);
}
+/**
+ * xmlCleanupGlobals:
+ *
+ * Additional cleanup for multi-threading
+ */
+void xmlCleanupGlobals(void)
+{
+ xmlResetError(&xmlLastError);
+
+ if (xmlThrDefMutex != NULL) {
+ xmlFreeMutex(xmlThrDefMutex);
+ xmlThrDefMutex = NULL;
+ }
+ __xmlGlobalInitMutexDestroy();
+}
+
/**
* DOC_DISABLE : we ignore missing doc for the xmlThrDef functions,
* those are really internal work
#ifndef __XML_LIBXML_H__
#define __XML_LIBXML_H__
-#include <libxml/xmlstring.h>
-
+/*
+ * These macros must be defined before including system headers.
+ * Do not add any #include directives above this block.
+ */
#ifndef NO_LARGEFILE_SOURCE
#ifndef _LARGEFILE_SOURCE
#define _LARGEFILE_SOURCE
#include "config.h"
#include <libxml/xmlversion.h>
#endif
+#include <libxml/xmlstring.h>
#if defined(__Lynx__)
#include <stdio.h> /* pull definition of size_t */
ctxt->input->col++;
}
cur++;
- res++;
+ if (res < INT_MAX)
+ res++;
if (*cur == 0) {
ctxt->input->cur = cur;
xmlParserInputGrow(ctxt->input, INPUT_CHUNK);
* by the attachment of one leading and one following space (#x20)
* character."
*/
- res++;
+ if (res < INT_MAX)
+ res++;
}
}
return(res);
xmlSchemaCleanupTypes();
xmlRelaxNGCleanupTypes();
#endif
- xmlResetLastError();
xmlCleanupGlobals();
xmlCleanupThreads(); /* must be last if called not from the main thread */
xmlCleanupMemory();
xmlBufferCreateSize(size_t size) {
xmlBufferPtr ret;
+ if (size >= UINT_MAX)
+ return(NULL);
ret = (xmlBufferPtr) xmlMalloc(sizeof(xmlBuffer));
if (ret == NULL) {
xmlTreeErrMemory("creating buffer");
}
ret->use = 0;
ret->alloc = xmlBufferAllocScheme;
- ret->size = (size ? size+2 : 0); /* +1 for ending null */
+ ret->size = (size ? size + 1 : 0); /* +1 for ending null */
if (ret->size){
ret->content = (xmlChar *) xmlMallocAtomic(ret->size * sizeof(xmlChar));
if (ret->content == NULL) {
if ((mem == NULL) || (size == 0))
return(NULL);
+ if (size > UINT_MAX)
+ return(NULL);
ret = (xmlBufferPtr) xmlMalloc(sizeof(xmlBuffer));
if (ret == NULL) {
*/
int
xmlBufferGrow(xmlBufferPtr buf, unsigned int len) {
- int size;
+ unsigned int size;
xmlChar *newbuf;
if (buf == NULL) return(-1);
if (buf->alloc == XML_BUFFER_ALLOC_IMMUTABLE) return(0);
- if (len + buf->use < buf->size) return(0);
+ if (len < buf->size - buf->use)
+ return(0);
+ if (len > UINT_MAX - buf->use)
+ return(-1);
- /*
- * Windows has a BIG problem on realloc timing, so we try to double
- * the buffer size (if that's enough) (bug 146697)
- * Apparently BSD too, and it's probably best for linux too
- * On an embedded system this may be something to change
- */
-#if 1
- if (buf->size > len)
- size = buf->size * 2;
- else
- size = buf->use + len + 100;
-#else
- size = buf->use + len + 100;
-#endif
+ if (buf->size > (size_t) len) {
+ size = buf->size > UINT_MAX / 2 ? UINT_MAX : buf->size * 2;
+ } else {
+ size = buf->use + len;
+ size = size > UINT_MAX - 100 ? UINT_MAX : size + 100;
+ }
if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) {
size_t start_buf = buf->content - buf->contentIO;
case XML_BUFFER_ALLOC_IO:
case XML_BUFFER_ALLOC_DOUBLEIT:
/*take care of empty case*/
- newSize = (buf->size ? buf->size : size + 10);
+ if (buf->size == 0)
+ newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10);
+ else
+ newSize = buf->size;
while (size > newSize) {
if (newSize > UINT_MAX / 2) {
xmlTreeErrMemory("growing buffer");
}
break;
case XML_BUFFER_ALLOC_EXACT:
- newSize = size+10;
+ newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10);;
break;
case XML_BUFFER_ALLOC_HYBRID:
if (buf->use < BASE_BUFFER_SIZE)
break;
default:
- newSize = size+10;
+ newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10);;
break;
}
if (len < 0) return -1;
if (len == 0) return 0;
- needSize = buf->use + len + 2;
- if (needSize > buf->size){
+ if ((unsigned) len >= buf->size - buf->use) {
+ if ((unsigned) len >= UINT_MAX - buf->use)
+ return XML_ERR_NO_MEMORY;
+ needSize = buf->use + len + 1;
if (!xmlBufferResize(buf, needSize)){
xmlTreeErrMemory("growing buffer");
return XML_ERR_NO_MEMORY;
*/
int
xmlBufferCCat(xmlBufferPtr buf, const char *str) {
- const char *cur;
-
- if (buf == NULL)
- return(-1);
- if (buf->alloc == XML_BUFFER_ALLOC_IMMUTABLE) return -1;
- if (str == NULL) {
-#ifdef DEBUG_BUFFER
- xmlGenericError(xmlGenericErrorContext,
- "xmlBufferCCat: str == NULL\n");
-#endif
- return -1;
- }
- for (cur = str;*cur != 0;cur++) {
- if (buf->use + 10 >= buf->size) {
- if (!xmlBufferResize(buf, buf->use+10)){
- xmlTreeErrMemory("growing buffer");
- return XML_ERR_NO_MEMORY;
- }
- }
- buf->content[buf->use++] = *cur;
- }
- buf->content[buf->use] = 0;
- return 0;
+ return xmlBufferCat(buf, (const xmlChar *) str);
}
/**
return (ret);
}
-/**
- * xmlValidNormalizeString:
- * @str: a string
- *
- * Normalize a string in-place.
- */
-static void
-xmlValidNormalizeString(xmlChar *str) {
- xmlChar *dst;
- const xmlChar *src;
-
- if (str == NULL)
- return;
- src = str;
- dst = str;
-
- while (*src == 0x20) src++;
- while (*src != 0) {
- if (*src == 0x20) {
- while (*src == 0x20) src++;
- if (*src != 0)
- *dst++ = 0x20;
- } else {
- *dst++ = *src++;
- }
- }
- *dst = 0;
-}
-
#ifdef DEBUG_VALID_ALGO
static void
xmlValidPrintNode(xmlNodePtr cur) {
tmp->type = cur->type;
tmp->ocur = cur->ocur;
prev->c2 = tmp;
+ tmp->parent = prev;
if (cur->name != NULL) {
if (dict)
tmp->name = xmlDictLookup(dict, cur->name, -1);
(xmlDictOwns(dict, (const xmlChar *)(str)) == 0))) \
xmlFree((char *)(str));
+/**
+ * xmlValidNormalizeString:
+ * @str: a string
+ *
+ * Normalize a string in-place.
+ */
+static void
+xmlValidNormalizeString(xmlChar *str) {
+ xmlChar *dst;
+ const xmlChar *src;
+
+ if (str == NULL)
+ return;
+ src = str;
+ dst = str;
+
+ while (*src == 0x20) src++;
+ while (*src != 0) {
+ if (*src == 0x20) {
+ while (*src == 0x20) src++;
+ if (*src != 0)
+ *dst++ = 0x20;
+ } else {
+ *dst++ = *src++;
+ }
+ }
+ *dst = 0;
+}
+
static int
xmlIsStreaming(xmlValidCtxtPtr ctxt) {
xmlParserCtxtPtr pctxt;
if (href == NULL)
return(-1);
}
- if ((href[0] == '#') || (href[0] == 0))
- local = 1;
parse = xmlXIncludeGetProp(ctxt, cur, XINCLUDE_PARSE);
if (parse != NULL) {
if (xmlStrEqual(parse, XINCLUDE_PARSE_XML))
return(-1);
}
+ if (xmlStrEqual(URL, ctxt->doc->URL))
+ local = 1;
+
/*
* If local and xml then we need a fragment
*/
counter = xmlRegGetCounter(ctxt);
ctxt->counters[counter].min = atom->min - 1;
ctxt->counters[counter].max = atom->max - 1;
- /* count the number of times we see it again */
- xmlFAGenerateCountedEpsilonTransition(ctxt, atom->stop,
- atom->start, counter);
/* allow a way out based on the count */
xmlFAGenerateCountedTransition(ctxt, atom->stop,
newstate, counter);
+ /* count the number of times we see it again */
+ xmlFAGenerateCountedEpsilonTransition(ctxt, atom->stop,
+ atom->start, counter);
/* and if needed allow a direct exit for 0 */
if (atom->min == 0)
xmlFAGenerateEpsilonTransition(ctxt, atom->start0,
/*
* this is a multiple input sequence
* If there is a counter associated increment it now.
- * before potentially saving and rollback
* do not increment if the counter is already over the
* maximum limit in which case get to next transition
*/
counter = &exec->comp->counters[trans->counter];
if (exec->counts[trans->counter] >= counter->max)
continue; /* for loop on transitions */
-
+ }
+ /* Save before incrementing */
+ if (exec->state->nbTrans > exec->transno + 1) {
+ xmlFARegExecSave(exec);
+ }
+ if (trans->counter >= 0) {
#ifdef DEBUG_REGEXP_EXEC
printf("Increasing count %d\n", trans->counter);
#endif
exec->counts[trans->counter]++;
}
- if (exec->state->nbTrans > exec->transno + 1) {
- xmlFARegExecSave(exec);
- }
exec->transcount = 1;
do {
/*
}
NEXTL(len);
cur = CUR;
- if ((cur != '-') || (NXT(1) == ']')) {
+ if ((cur != '-') || (NXT(1) == '[') || (NXT(1) == ']')) {
xmlRegAtomAddRange(ctxt, ctxt->atom, ctxt->neg,
XML_REGEXP_CHARVAL, start, end, NULL);
return;
* *
************************************************************************/
-double xmlXPathNAN;
-double xmlXPathPINF;
-double xmlXPathNINF;
+double xmlXPathNAN = 0.0;
+double xmlXPathPINF = 0.0;
+double xmlXPathNINF = 0.0;
/**
* xmlXPathInit:
*/
void
xmlXPathNormalizeFunction(xmlXPathParserContextPtr ctxt, int nargs) {
- xmlXPathObjectPtr obj = NULL;
- xmlChar *source = NULL;
- xmlBufPtr target;
- xmlChar blank;
-
- if (ctxt == NULL) return;
- if (nargs == 0) {
- /* Use current context node */
- valuePush(ctxt,
- xmlXPathCacheWrapString(ctxt->context,
- xmlXPathCastNodeToString(ctxt->context->node)));
- nargs = 1;
- }
+ xmlChar *source, *target;
+ int blank;
- CHECK_ARITY(1);
- CAST_TO_STRING;
- CHECK_TYPE(XPATH_STRING);
- obj = valuePop(ctxt);
- source = obj->stringval;
+ if (ctxt == NULL) return;
+ if (nargs == 0) {
+ /* Use current context node */
+ valuePush(ctxt,
+ xmlXPathCacheWrapString(ctxt->context,
+ xmlXPathCastNodeToString(ctxt->context->node)));
+ nargs = 1;
+ }
- target = xmlBufCreate();
- if (target && source) {
+ CHECK_ARITY(1);
+ CAST_TO_STRING;
+ CHECK_TYPE(XPATH_STRING);
+ source = ctxt->value->stringval;
+ if (source == NULL)
+ return;
+ target = source;
/* Skip leading whitespaces */
while (IS_BLANK_CH(*source))
- source++;
+ source++;
/* Collapse intermediate whitespaces, and skip trailing whitespaces */
blank = 0;
while (*source) {
- if (IS_BLANK_CH(*source)) {
- blank = 0x20;
- } else {
- if (blank) {
- xmlBufAdd(target, &blank, 1);
- blank = 0;
- }
- xmlBufAdd(target, source, 1);
- }
- source++;
+ if (IS_BLANK_CH(*source)) {
+ blank = 1;
+ } else {
+ if (blank) {
+ *target++ = 0x20;
+ blank = 0;
+ }
+ *target++ = *source;
+ }
+ source++;
}
- valuePush(ctxt, xmlXPathCacheNewString(ctxt->context,
- xmlBufContent(target)));
- xmlBufFree(target);
- }
- xmlXPathReleaseObject(ctxt->context, obj);
+ *target = 0;
}
/**
*/
tmp = xmlXPtrNewLocationSetNodeSet(set->nodesetval);
xmlXPathFreeObject(set);
+ set = NULL;
if (tmp == NULL) {
xmlXPathErr(ctxt, XPATH_MEMORY_ERROR);
goto error;
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