001 /*
002 * ===========================================================================================
003 * = COPYRIGHT
004 *          PAX Computer Technology (Shenzhen) Co., Ltd. PROPRIETARY INFORMATION
005 *   This software is supplied under the terms of a license agreement or nondisclosure
006 *   agreement with PAX Computer Technology (Shenzhen) Co., Ltd. and may not be copied or
007 *   disclosed except in accordance with the terms in that agreement.
008 *     Copyright (C) 2017-2023 PAX Computer Technology (Shenzhen) Co., Ltd. All rights reserved.
009 * Description: // Detail description about the function of this module,
010 *             // interfaces with the other modules, and dependencies.
011 * Revision History:
012 * Date                         Author                        Action
013 * 2017/04/01                   PAX                     Create/Add/Modify/Delete
014 * ===========================================================================================
015 */
016 
017package com.pax.dal.entity;
018
019/**
020 * <div class="zh"> KCV校验模式 </div> <div class="en"> KCV mode </div>
021 * 
022 * @author Steven.W
023 * 
024 */
025public enum ECheckMode {
026
027    /**
028     * <div class="zh"> 无校验 </div> <div class="en"> No Check </div>
029     */
030    KCV_NONE((byte) 0x00),
031    /**
032     * <div class="zh"> 对8个字节的0x00计算DES/TDES加密，得到 的密文的前4个字节即为KCV </div> <div class="en"> Perform DES/TDES encryption on
033     * 8 bytes 0x00, and use first 4 bytes as KCV </div>
034     */
035    KCV_ENCRYPT_0((byte) 0x01),
036    /**
037     * <div class="zh"> 首先对密钥明文进行奇校验，再对“\x12\x34 x56\x78\x90\x12\x34\x56”进行DES/TDES, 加密运算,得到密文的前4个字节即为KCV </div> <div
038     * class="en"> Perform parity check first, then perform DES/TDES encryption on 8
039     * bytes―\x12\x34\x56\x78\x90\x12\x34\x56, and use first 4 bytes as KCV </div>
040     */
041    KCV_ENCRYPT_FIX_DATA((byte) 0x02),
042    /**
043     * <div class="zh"> 传入一串数据KcvData，使用源密钥对 [aucDstKeyValue(密文) + KcvData]进行指定模式的MAC运算，得到8个字节MAC即为KCV </div> <div
044     * class="en"> Send in data KcvData, use source key to perform specified mode of MAC on [aucDesKeyValue +KcvData],
045     * and use the 8 bytes result as KCV </div>
046     */
047    KCV_MAC_INPUT_DATA((byte) 0x03),
048    /**
049     * <div class="zh"> 对16个字节的0x00 进行SM4 加密,得到的密文的前4 个字节即为KCV </div> <div class="en"> Perform TDES encryption on 16
050     * bytes 0x00 by SM4, and use first 4 bytes as KCV </div>
051     */
052    KCV_SM4_ENCRYPT_0((byte) 0x04);
053
054    private byte checkMode;
055
056    private ECheckMode(byte checkMode) {
057        this.checkMode = checkMode;
058    }
059
060    public byte getCheckMode() {
061        return checkMode;
062    }
063}