diff -r 000000000000 -r e35f40988205 xmlsecurityengine/xmlsec/src/xmlsec_x509.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xmlsecurityengine/xmlsec/src/xmlsec_x509.c	Thu Dec 17 09:29:21 2009 +0200
@@ -0,0 +1,98 @@
+/** 
+ * XML Security Library (http://www.aleksey.com/xmlsec).
+ *
+ * This is free software; see Copyright file in the source
+ * distribution for preciese wording.
+ * 
+ * Copyright (C) 2002-2003 Aleksey Sanin <aleksey@aleksey.com>
+ * Portion Copyright © 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 
+ */
+#include "xmlsec_config.h"
+#ifndef XMLSEC_NO_X509
+#include "xmlsec_globals.h"
+ 
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <libxml2_tree.h>
+#include <libxml2_parser.h>
+
+#include "xmlsec_xmlsec.h"
+#include "xmlsec_buffer.h"
+#include "xmlsec_xmltree.h"
+#include "xmlsec_keys.h"
+#include "xmlsec_keysmngr.h"
+#include "xmlsec_transforms.h"
+#include "xmlsec_keyinfo.h"
+#include "xmlsec_x509.h"
+#include "xmlsec_errors.h"
+
+/**
+ * xmlSecX509DataGetNodeContent:
+ * @node:		the pointer to <dsig:X509Data/> node.
+ * @deleteChildren:	the flag that indicates whether to remove node children after reading.
+ * @keyInfoCtx:		the pointer to <dsig:KeyInfo/> node processing context.
+ *
+ * Reads the contents of <dsig:X509Data/> node and returns it as
+ * a bits mask.
+ *
+ * Returns the bit mask representing the <dsig:X509Data/> node content
+ * or a negative value if an error occurs.
+ */
+EXPORT_C
+int
+xmlSecX509DataGetNodeContent (xmlNodePtr node, int deleteChildren,
+			    xmlSecKeyInfoCtxPtr keyInfoCtx) {
+    xmlNodePtr cur, next;
+    int deleteCurNode;
+    int content = 0;
+
+    xmlSecAssert2(node != NULL, 0);
+    xmlSecAssert2(keyInfoCtx != NULL, -1);
+
+    /* determine the current node content */
+    cur = xmlSecGetNextElementNode(node->children); 
+    while(cur != NULL) {
+	deleteCurNode = 0;
+	if(xmlSecCheckNodeName(cur, xmlSecNodeX509Certificate, xmlSecDSigNs)) {
+	    if(xmlSecIsEmptyNode(cur) == 1) {
+		content |= XMLSEC_X509DATA_CERTIFICATE_NODE;
+		deleteCurNode = 1;
+	    }
+	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509SubjectName, xmlSecDSigNs)) {
+	    if(xmlSecIsEmptyNode(cur) == 1) {
+    	        content |= XMLSEC_X509DATA_SUBJECTNAME_NODE;
+		deleteCurNode = 1;
+	    }
+	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509IssuerSerial, xmlSecDSigNs)) {
+	    if(xmlSecIsEmptyNode(cur) == 1) {
+		content |= XMLSEC_X509DATA_ISSUERSERIAL_NODE;
+		deleteCurNode = 1;
+	    }
+	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509SKI, xmlSecDSigNs)) {
+	    if(xmlSecIsEmptyNode(cur) == 1) {
+		content |= XMLSEC_X509DATA_SKI_NODE;
+		deleteCurNode = 1;
+	    }
+	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509CRL, xmlSecDSigNs)) {
+	    if(xmlSecIsEmptyNode(cur) == 1) {
+		content |= XMLSEC_X509DATA_CRL_NODE;
+		deleteCurNode = 1;
+	    }
+	} else {
+	}
+	next = xmlSecGetNextElementNode(cur->next);
+	if((deleteCurNode != 0) && (deleteChildren != 0)) {
+	    /* remove "template" nodes */
+	    xmlUnlinkNode(cur);
+	    xmlFreeNode(cur);
+	}
+	cur = next;
+    }
+
+    return (content);
+}
+
+#endif /* XMLSEC_NO_X509 */
+