/** 

 * 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 */