46 lines
1022 B
C
46 lines
1022 B
C
/*
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* Return SSLKEAType derived from cert's Public Key algorithm info.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* $Id: nsskea.c,v 1.8 2012-04-25 14:50:12 gerv%gerv.net Exp $ */
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#include "cert.h"
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#include "ssl.h" /* for SSLKEAType */
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#include "secoid.h"
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SSLKEAType
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NSS_FindCertKEAType(CERTCertificate * cert)
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{
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SSLKEAType keaType = kt_null;
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int tag;
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if (!cert) goto loser;
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tag = SECOID_GetAlgorithmTag(&(cert->subjectPublicKeyInfo.algorithm));
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switch (tag) {
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case SEC_OID_X500_RSA_ENCRYPTION:
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case SEC_OID_PKCS1_RSA_ENCRYPTION:
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keaType = kt_rsa;
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break;
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case SEC_OID_X942_DIFFIE_HELMAN_KEY:
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keaType = kt_dh;
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break;
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#ifdef NSS_ENABLE_ECC
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case SEC_OID_ANSIX962_EC_PUBLIC_KEY:
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keaType = kt_ecdh;
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break;
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#endif /* NSS_ENABLE_ECC */
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default:
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keaType = kt_null;
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}
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loser:
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return keaType;
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}
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