59 lines
1.8 KiB
Java
59 lines
1.8 KiB
Java
/* Des3.java
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*
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* Copyright (C) 2006-2016 wolfSSL Inc.
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*
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* This file is part of wolfSSL. (formerly known as CyaSSL)
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*
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* wolfSSL 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 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL 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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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package com.wolfssl.wolfcrypt;
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import java.nio.ByteBuffer;
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/**
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* Wrapper for the native WolfCrypt Des3 implementation.
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*
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* @author Moisés Guimarães
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* @version 1.0, February 2015
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*/
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public class Des3 extends BlockCipher {
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public static final int KEY_SIZE = 24;
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public static final int BLOCK_SIZE = 8;
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public static final int ENCRYPT_MODE = 0;
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public static final int DECRYPT_MODE = 1;
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private WolfCryptState state = WolfCryptState.UNINITIALIZED;
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private int opmode;
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protected native long mallocNativeStruct() throws OutOfMemoryError;
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protected native void native_set_key(byte[] key, byte[] iv, int opmode);
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protected native int native_update(int opmode, byte[] input, int offset,
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int length, byte[] output, int outputOffset);
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protected native int native_update(int opmode, ByteBuffer input,
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int offset, int length, ByteBuffer output, int outputOffset);
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public Des3() {
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}
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public Des3(byte[] key, byte[] iv, int opmode) {
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setKey(key, iv, opmode);
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}
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} |