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| package com.hdl.sdk.ttl.Utils.HDLUtlis;
|
| /**
| * @author: Gao Sheng
| * @since: 2021-04-23
| */
| public class CommonHelper {
|
| /**
| * byte转int
| *
| * @param b
| * @return int值
| */
| public static int byteToInt(byte b) {
| return b & 0xFF;
| }
|
| static int[] fsb =
| {
| 0x63, 0x7C, 0x77, 0x7B, 0xF2, 0x6B, 0x6F, 0xC5,
| 0x30, 0x01, 0x67, 0x2B, 0xFE, 0xD7, 0xAB, 0x76,
| 0xCA, 0x82, 0xC9, 0x7D, 0xFA, 0x59, 0x47, 0xF0,
| 0xAD, 0xD4, 0xA2, 0xAF, 0x9C, 0xA4, 0x72, 0xC0,
| 0xB7, 0xFD, 0x93, 0x26, 0x36, 0x3F, 0xF7, 0xCC,
| 0x34, 0xA5, 0xE5, 0xF1, 0x71, 0xD8, 0x31, 0x15,
| 0x04, 0xC7, 0x23, 0xC3, 0x18, 0x96, 0x05, 0x9A,
| 0x07, 0x12, 0x80, 0xE2, 0xEB, 0x27, 0xB2, 0x75,
| 0x09, 0x83, 0x2C, 0x1A, 0x1B, 0x6E, 0x5A, 0xA0,
| 0x52, 0x3B, 0xD6, 0xB3, 0x29, 0xE3, 0x2F, 0x84,
| 0x53, 0xD1, 0x00, 0xED, 0x20, 0xFC, 0xB1, 0x5B,
| 0x6A, 0xCB, 0xBE, 0x39, 0x4A, 0x4C, 0x58, 0xCF,
| 0xD0, 0xEF, 0xAA, 0xFB, 0x43, 0x4D, 0x33, 0x85,
| 0x45, 0xF9, 0x02, 0x7F, 0x50, 0x3C, 0x9F, 0xA8,
| 0x51, 0xA3, 0x40, 0x8F, 0x92, 0x9D, 0x38, 0xF5,
| 0xBC, 0xB6, 0xDA, 0x21, 0x10, 0xFF, 0xF3, 0xD2,
| 0xCD, 0x0C, 0x13, 0xEC, 0x5F, 0x97, 0x44, 0x17,
| 0xC4, 0xA7, 0x7E, 0x3D, 0x64, 0x5D, 0x19, 0x73,
| 0x60, 0x81, 0x4F, 0xDC, 0x22, 0x2A, 0x90, 0x88,
| 0x46, 0xEE, 0xB8, 0x14, 0xDE, 0x5E, 0x0B, 0xDB,
| 0xE0, 0x32, 0x3A, 0x0A, 0x49, 0x06, 0x24, 0x5C,
| 0xC2, 0xD3, 0xAC, 0x62, 0x91, 0x95, 0xE4, 0x79,
| 0xE7, 0xC8, 0x37, 0x6D, 0x8D, 0xD5, 0x4E, 0xA9,
| 0x6C, 0x56, 0xF4, 0xEA, 0x65, 0x7A, 0xAE, 0x08,
| 0xBA, 0x78, 0x25, 0x2E, 0x1C, 0xA6, 0xB4, 0xC6,
| 0xE8, 0xDD, 0x74, 0x1F, 0x4B, 0xBD, 0x8B, 0x8A,
| 0x70, 0x3E, 0xB5, 0x66, 0x48, 0x03, 0xF6, 0x0E,
| 0x61, 0x35, 0x57, 0xB9, 0x86, 0xC1, 0x1D, 0x9E,
| 0xE1, 0xF8, 0x98, 0x11, 0x69, 0xD9, 0x8E, 0x94,
| 0x9B, 0x1E, 0x87, 0xE9, 0xCE, 0x55, 0x28, 0xDF,
| 0x8C, 0xA1, 0x89, 0x0D, 0xBF, 0xE6, 0x42, 0x68,
| 0x41, 0x99, 0x2D, 0x0F, 0xB0, 0x54, 0xBB, 0x16
| };
|
| public static byte[] Encryption(byte[] randomBytes, byte[] inputBytes) {
| byte i;
| int x, y, a, b;
|
| byte[] outPutBytes = new byte[inputBytes.length];
|
| x = randomBytes[0] ^ randomBytes[2] ^ randomBytes[6] ^ randomBytes[7] ^ 0x63;
| y = randomBytes[1] ^ randomBytes[3] ^ randomBytes[4] ^ randomBytes[5];
|
| for (i = 0; i < inputBytes.length; i++) {
| try {
| x = (x + 1) & 0xFF;
| a = fsb[x];
| y = (y + a) & 0xFF;
| b = fsb[y];
| int ab = ((a + b) & 0xFF);
| int ff = inputBytes[i] ^ fsb[ab];
| outPutBytes[i] = (byte) ff;
| } catch (Exception exception) {
| exception.printStackTrace();
| }
| }
| return outPutBytes;
| }
| }
|
|
