60 lines
2 KiB
Java
60 lines
2 KiB
Java
/*
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* Copyright (C) 2017 Schürmann & Breitmoser GbR
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.ssh.utils;
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import java.security.NoSuchAlgorithmException;
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public class SshUtils {
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public static String getCurveName(String curveOid) throws NoSuchAlgorithmException {
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// see RFC5656 section 10.{1,2}
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switch (curveOid) {
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// REQUIRED curves
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case "1.2.840.10045.3.1.7":
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return "nistp256";
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case "1.3.132.0.34":
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return "nistp384";
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case "1.3.132.0.35":
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return "nistp521";
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// RECOMMENDED curves
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case "1.3.132.0.1":
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return "1.3.132.0.1";
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case "1.2.840.10045.3.1.1":
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return "1.2.840.10045.3.1.1";
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case "1.3.132.0.33":
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return "1.3.132.0.33";
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case "1.3.132.0.26":
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return "1.3.132.0.26";
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case "1.3.132.0.27":
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return "1.3.132.0.27";
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case "1.3.132.0.16":
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return "1.3.132.0.16";
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case "1.3.132.0.36":
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return "1.3.132.0.36";
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case "1.3.132.0.37":
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return "1.3.132.0.37";
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case "1.3.132.0.38":
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return "1.3.132.0.38";
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default:
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throw new NoSuchAlgorithmException("Can't translate curve OID to SSH curve identifier");
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}
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}
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}
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