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/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the Netscape security libraries.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1994-2000
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

/*
 * x.509 v3 certificate extension helper routines
 *
 */


#ifndef _CERTXUTL_H_
#define _CERTXUTL_H_

#include "nspr.h"

#ifdef OLD
typedef enum {
    CertificateExtensions,
    CrlExtensions,
    OCSPRequestExtensions,
    OCSPSingleRequestExtensions,
    OCSPResponseSingleExtensions
} ExtensionsType;
#endif

extern PRBool
cert_HasCriticalExtension (CERTCertExtension **extensions);

extern SECStatus
CERT_FindBitStringExtension (CERTCertExtension **extensions,
			     int tag, SECItem *retItem);
extern void *
cert_StartExtensions (void *owner, PLArenaPool *arena,
                      void (*setExts)(void *object, CERTCertExtension **exts));

extern SECStatus
cert_FindExtension (CERTCertExtension **extensions, int tag, SECItem *value);

extern SECStatus
cert_FindExtensionByOID (CERTCertExtension **extensions,
			 SECItem *oid, SECItem *value);

extern SECStatus
cert_GetExtenCriticality (CERTCertExtension **extensions,
			  int tag, PRBool *isCritical);

extern PRBool
cert_HasUnknownCriticalExten (CERTCertExtension **extensions);

#endif