gecko-dev/security/nss/lib/ssl/nsskea.c

85 lines
2.7 KiB
C

/*
* Return SSLKEAType derived from cert's Public Key algorithm info.
*
* ***** 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):
* Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories
*
* 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 ***** */
/* $Id: nsskea.c,v 1.4 2004/04/27 23:04:39 gerv%gerv.net Exp $ */
#include "cert.h"
#include "ssl.h" /* for SSLKEAType */
#include "secoid.h"
SSLKEAType
NSS_FindCertKEAType(CERTCertificate * cert)
{
SSLKEAType keaType = kt_null;
int tag;
if (!cert) goto loser;
tag = SECOID_GetAlgorithmTag(&(cert->subjectPublicKeyInfo.algorithm));
switch (tag) {
case SEC_OID_X500_RSA_ENCRYPTION:
case SEC_OID_PKCS1_RSA_ENCRYPTION:
keaType = kt_rsa;
break;
case SEC_OID_MISSI_KEA_DSS_OLD:
case SEC_OID_MISSI_KEA_DSS:
case SEC_OID_MISSI_DSS_OLD:
case SEC_OID_MISSI_DSS:
keaType = kt_fortezza;
break;
case SEC_OID_X942_DIFFIE_HELMAN_KEY:
keaType = kt_dh;
break;
#ifdef NSS_ENABLE_ECC
case SEC_OID_ANSIX962_EC_PUBLIC_KEY:
keaType = kt_ecdh;
break;
#endif /* NSS_ENABLE_ECC */
default:
keaType = kt_null;
}
loser:
return keaType;
}