lib/libxml2
1
0
Fork 0
mirror of https://gitlab.gnome.org/GNOME/libxml2.git synced 2025-07-30 22:43:14 +03:00
Code Activity

applied fix from Mathias Hasselmann about a bug in URI parsing. fix bug

Browse Source 
* uri.c: applied fix from Mathias Hasselmann about a bug in URI
  parsing.
* xpath.c: fix bug #61291 the default XML namespace node is
  missing from the namespace axis.
* tree.c: refuse to create namespaces nodes with prefix "xml"
Daniel
This commit is contained in:
Daniel Veillard
2001-10-05 09:18:14 +00:00
parent 651f947163
commit 20ee8c0310
4 changed files with 33 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
ChangeLog
View File

@ -1,3 +1,11 @@
Fri Oct 5 11:16:21 CEST 2001 Daniel Veillard <daniel@veillard.com>
* uri.c: applied fix from Mathias Hasselmann about a bug in URI
parsing.
* xpath.c: fix bug #61291 the default XML namespace node is
missing from the namespace axis.
* tree.c: refuse to create namespaces nodes with prefix "xml"
Thu Oct 4 16:47:44 CEST 2001 Daniel Veillard <daniel@veillard.com> Thu Oct 4 16:47:44 CEST 2001 Daniel Veillard <daniel@veillard.com>
* SAX.c: ouch a non-defined namespace could lead to a crash, * SAX.c: ouch a non-defined namespace could lead to a crash,

3
tree.c
View File

@ -132,6 +132,9 @@ xmlNewNs(xmlNodePtr node, const xmlChar *href, const xmlChar *prefix) {
if ((node != NULL) && (node->type != XML_ELEMENT_NODE)) if ((node != NULL) && (node->type != XML_ELEMENT_NODE))
return(NULL); return(NULL);
if ((prefix != NULL) && (xmlStrEqual(prefix, BAD_CAST "xml")))
return(NULL);
/* /*
* Allocate a new Namespace and fill the fields. * Allocate a new Namespace and fill the fields.
*/ */

7
uri.c
View File

@ -1649,14 +1649,19 @@ xmlParseURIHierPart(xmlURIPtr uri, const char **str) {
static int static int
xmlParseAbsoluteURI(xmlURIPtr uri, const char **str) { xmlParseAbsoluteURI(xmlURIPtr uri, const char **str) {
int ret; int ret;
const char *cur;
if (str == NULL) if (str == NULL)
return(-1); return(-1);
cur = *str;
ret = xmlParseURIScheme(uri, str); ret = xmlParseURIScheme(uri, str);
if (ret != 0) return(ret); if (ret != 0) return(ret);
if (**str != ':') if (**str != ':') {
*str = cur;
return(1); return(1);
}
(*str)++; (*str)++;
if (**str == '/') if (**str == '/')
return(xmlParseURIHierPart(uri, str)); return(xmlParseURIHierPart(uri, str));

20
xpath.c
View File

@ -62,6 +62,14 @@ void xmlXPathStringFunction(xmlXPathParserContextPtr ctxt, int nargs);
double xmlXPathStringEvalNumber(const xmlChar *str); double xmlXPathStringEvalNumber(const xmlChar *str);
double xmlXPathDivideBy(double f, double fzero); double xmlXPathDivideBy(double f, double fzero);
static xmlNs xmlXPathXMLNamespaceStruct = {
NULL,
XML_NAMESPACE_DECL,
XML_XML_NAMESPACE,
BAD_CAST "xml"
};
static xmlNsPtr xmlXPathXMLNamespace = &xmlXPathXMLNamespaceStruct;
/************************************************************************ /************************************************************************
* * * *
* Floating point stuff * * Floating point stuff *
@ -79,6 +87,7 @@ double xmlXPathDivideBy(double f, double fzero);
double xmlXPathNAN = 0; double xmlXPathNAN = 0;
double xmlXPathPINF = 1; double xmlXPathPINF = 1;
double xmlXPathNINF = -1; double xmlXPathNINF = -1;
static int xmlXPathInitialized = 0;
/** /**
* xmlXPathInit: * xmlXPathInit:
@ -87,15 +96,13 @@ double xmlXPathNINF = -1;
*/ */
void void
xmlXPathInit(void) { xmlXPathInit(void) {
static int initialized = 0; if (xmlXPathInitialized) return;
if (initialized) return;
xmlXPathPINF = trio_pinf(); xmlXPathPINF = trio_pinf();
xmlXPathNINF = trio_ninf(); xmlXPathNINF = trio_ninf();
xmlXPathNAN = trio_nan(); xmlXPathNAN = trio_nan();
initialized = 1; xmlXPathInitialized = 1;
} }
/** /**
@ -4970,6 +4977,8 @@ xmlXPathNextPrecedingInternal(xmlXPathParserContextPtr ctxt,
* the order of nodes on this axis is implementation-defined; the axis will * the order of nodes on this axis is implementation-defined; the axis will
* be empty unless the context node is an element * be empty unless the context node is an element
* *
* We keep the XML namespace node at the end of the list.
*
* Returns the next element following that axis * Returns the next element following that axis
*/ */
xmlNodePtr xmlNodePtr
@ -4977,6 +4986,8 @@ xmlXPathNextNamespace(xmlXPathParserContextPtr ctxt, xmlNodePtr cur) {
xmlNodePtr ret; xmlNodePtr ret;
if (ctxt->context->node->type != XML_ELEMENT_NODE) return(NULL); if (ctxt->context->node->type != XML_ELEMENT_NODE) return(NULL);
if (cur == (xmlNodePtr) xmlXPathXMLNamespace)
return(NULL);
if ((cur == NULL) || (ctxt->context->tmpNsList == NULL)) { if ((cur == NULL) || (ctxt->context->tmpNsList == NULL)) {
if (ctxt->context->tmpNsList != NULL) if (ctxt->context->tmpNsList != NULL)
xmlFree(ctxt->context->tmpNsList); xmlFree(ctxt->context->tmpNsList);
@ -4989,6 +5000,7 @@ xmlXPathNextNamespace(xmlXPathParserContextPtr ctxt, xmlNodePtr cur) {
if (ret == NULL) { if (ret == NULL) {
xmlFree(ctxt->context->tmpNsList); xmlFree(ctxt->context->tmpNsList);
ctxt->context->tmpNsList = NULL; ctxt->context->tmpNsList = NULL;
return((xmlNodePtr) xmlXPathXMLNamespace);
} }
return(ret); return(ret);
} }