1 /** 

     2  * XML Security Library (http://www.aleksey.com/xmlsec).

     3  *

     4  * This is free software; see Copyright file in the source

     5  * distribution for preciese wording.

     6  * 

     7  * Copyright (C) 2002-2003 Aleksey Sanin <aleksey@aleksey.com>

     8  * Portion Copyright © 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 

     9  */

    10 #include "xmlsec_config.h"

    11 #ifndef XMLSEC_NO_X509

    12 #include "xmlsec_globals.h"

    13  

    14 #include <stdlib.h>

    15 #include <stdio.h>

    16 #include <string.h>

    17 

    18 #include <libxml2_tree.h>

    19 #include <libxml2_parser.h>

    20 

    21 #include "xmlsec_xmlsec.h"

    22 #include "xmlsec_buffer.h"

    23 #include "xmlsec_xmltree.h"

    24 #include "xmlsec_keys.h"

    25 #include "xmlsec_keysmngr.h"

    26 #include "xmlsec_transforms.h"

    27 #include "xmlsec_keyinfo.h"

    28 #include "xmlsec_x509.h"

    29 #include "xmlsec_errors.h"

    30 

    31 /**

    32  * xmlSecX509DataGetNodeContent:

    33  * @node:		the pointer to <dsig:X509Data/> node.

    34  * @deleteChildren:	the flag that indicates whether to remove node children after reading.

    35  * @keyInfoCtx:		the pointer to <dsig:KeyInfo/> node processing context.

    36  *

    37  * Reads the contents of <dsig:X509Data/> node and returns it as

    38  * a bits mask.

    39  *

    40  * Returns the bit mask representing the <dsig:X509Data/> node content

    41  * or a negative value if an error occurs.

    42  */

    43 EXPORT_C

    44 int

    45 xmlSecX509DataGetNodeContent (xmlNodePtr node, int deleteChildren,

    46 			    xmlSecKeyInfoCtxPtr keyInfoCtx) {

    47     xmlNodePtr cur, next;

    48     int deleteCurNode;

    49     int content = 0;

    50 

    51     xmlSecAssert2(node != NULL, 0);

    52     xmlSecAssert2(keyInfoCtx != NULL, -1);

    53 

    54     /* determine the current node content */

    55     cur = xmlSecGetNextElementNode(node->children); 

    56     while(cur != NULL) {

    57 	deleteCurNode = 0;

    58 	if(xmlSecCheckNodeName(cur, xmlSecNodeX509Certificate, xmlSecDSigNs)) {

    59 	    if(xmlSecIsEmptyNode(cur) == 1) {

    60 		content |= XMLSEC_X509DATA_CERTIFICATE_NODE;

    61 		deleteCurNode = 1;

    62 	    }

    63 	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509SubjectName, xmlSecDSigNs)) {

    64 	    if(xmlSecIsEmptyNode(cur) == 1) {

    65     	        content |= XMLSEC_X509DATA_SUBJECTNAME_NODE;

    66 		deleteCurNode = 1;

    67 	    }

    68 	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509IssuerSerial, xmlSecDSigNs)) {

    69 	    if(xmlSecIsEmptyNode(cur) == 1) {

    70 		content |= XMLSEC_X509DATA_ISSUERSERIAL_NODE;

    71 		deleteCurNode = 1;

    72 	    }

    73 	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509SKI, xmlSecDSigNs)) {

    74 	    if(xmlSecIsEmptyNode(cur) == 1) {

    75 		content |= XMLSEC_X509DATA_SKI_NODE;

    76 		deleteCurNode = 1;

    77 	    }

    78 	} else if(xmlSecCheckNodeName(cur, xmlSecNodeX509CRL, xmlSecDSigNs)) {

    79 	    if(xmlSecIsEmptyNode(cur) == 1) {

    80 		content |= XMLSEC_X509DATA_CRL_NODE;

    81 		deleteCurNode = 1;

    82 	    }

    83 	} else {

    84 	}

    85 	next = xmlSecGetNextElementNode(cur->next);

    86 	if((deleteCurNode != 0) && (deleteChildren != 0)) {

    87 	    /* remove "template" nodes */

    88 	    xmlUnlinkNode(cur);

    89 	    xmlFreeNode(cur);

    90 	}

    91 	cur = next;

    92     }

    93 

    94     return (content);

    95 }

    96 

    97 #endif /* XMLSEC_NO_X509 */

    98