author | apetcher |
Tue, 22 May 2018 13:44:02 -0400 | |
branch | JDK-8171279-XDH-TLS-branch |
changeset 56589 | bafd8be2f970 |
parent 50053 | 9bc1e6487cbb |
permissions | -rw-r--r-- |
50053 | 1 |
/* |
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* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.security.ec; |
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import java.security.interfaces.XECPrivateKey; |
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import java.util.Optional; |
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import java.security.InvalidKeyException; |
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import java.security.spec.AlgorithmParameterSpec; |
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import java.security.spec.NamedParameterSpec; |
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import sun.security.pkcs.PKCS8Key; |
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56589
bafd8be2f970
Initial working XDH support in TLS. I should try to refactor the code a bit.
apetcher
parents:
50053
diff
changeset
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import sun.security.util.XECParameters; |
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import sun.security.x509.AlgorithmId; |
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public final class XDHPrivateKeyImpl extends PKCS8Key implements XECPrivateKey { |
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private static final long serialVersionUID = 1L; |
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private AlgorithmParameterSpec paramSpec; |
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XDHPrivateKeyImpl(XECParameters params, byte[] k) |
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throws InvalidKeyException { |
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this.paramSpec = new NamedParameterSpec(params.getName()); |
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this.algid = new AlgorithmId(params.getOid()); |
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this.key = k.clone(); |
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checkLength(params); |
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} |
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XDHPrivateKeyImpl(byte[] encoded) throws InvalidKeyException { |
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decode(encoded); |
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XECParameters params = XECParameters.get( |
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InvalidKeyException::new, algid); |
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paramSpec = new NamedParameterSpec(params.getName()); |
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checkLength(params); |
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} |
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void checkLength(XECParameters params) throws InvalidKeyException { |
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if (params.getBytes() != this.key.length) { |
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throw new InvalidKeyException( |
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"key length must be " + params.getBytes()); |
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} |
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} |
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public byte[] getK() { |
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return key.clone(); |
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} |
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@Override |
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public String getAlgorithm() { |
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return "XDH"; |
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} |
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@Override |
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public AlgorithmParameterSpec getParams() { |
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return paramSpec; |
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} |
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@Override |
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public Optional<byte[]> getScalar() { |
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return Optional.of(getK()); |
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} |
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} |
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