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d902c12941
1) Break the core cryptography functions out into libaxolotol. 2) The objective for this code is a Java library that isn't dependent on any Android functions. However, while the code has been separated from any Android functionality, it is still an 'android library project' because of the JNI.
62 lines
1.7 KiB
Java
62 lines
1.7 KiB
Java
/**
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* Copyright (C) 2011 Whisper Systems
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* Copyright (C) 2013 Open Whisper Systems
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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.thoughtcrime.securesms.crypto;
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import org.whispersystems.libaxolotl.ecc.ECPrivateKey;
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import org.whispersystems.libaxolotl.ecc.ECPublicKey;
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/**
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* When a user first initializes TextSecure, a few secrets
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* are generated. These are:
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*
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* 1) A 128bit symmetric encryption key.
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* 2) A 160bit symmetric MAC key.
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* 3) An ECC keypair.
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*
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* The first two, along with the ECC keypair's private key, are
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* then encrypted on disk using PBE.
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*
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* This class represents the ECC keypair.
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*
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* @author Moxie Marlinspike
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*
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*/
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public class AsymmetricMasterSecret {
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private final ECPublicKey djbPublicKey;
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private final ECPrivateKey djbPrivateKey;
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public AsymmetricMasterSecret(ECPublicKey djbPublicKey, ECPrivateKey djbPrivateKey)
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{
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this.djbPublicKey = djbPublicKey;
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this.djbPrivateKey = djbPrivateKey;
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}
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public ECPublicKey getDjbPublicKey() {
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return djbPublicKey;
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}
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public ECPrivateKey getPrivateKey() {
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return djbPrivateKey;
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}
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}
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