nsskea.c
上传用户:lyxiangda
上传日期:2007-01-12
资源大小:3042k
文件大小:2k
- /*
- * Return SSLKEAType derived from cert's Public Key algorithm info.
- *
- * 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 Netscape are
- * Copyright (C) 1994-2000 Netscape Communications Corporation. All
- * Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL"), in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your
- * version of this file only under the terms of the GPL and not to
- * allow others to use your version of this file under the MPL,
- * indicate your decision by deleting the provisions above and
- * replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient
- * may use your version of this file under either the MPL or the
- * GPL.
- *
- # $Id: nsskea.c,v 1.1 2000/03/31 19:32:56 relyea%netscape.com 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;
- default:
- keaType = kt_null;
- }
-
- loser:
-
- return keaType;
- }