117 lines
2.8 KiB
JavaScript
117 lines
2.8 KiB
JavaScript
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/**
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* int 转 byte
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* @param i
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*/
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function intToByte(i) {
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var b = i & 0xFF;
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var c = 0;
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if (b >= 128) {
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c = b % 128;
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c = -1 * (128 - c);
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} else {
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c = b;
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}
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return c;
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}
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function stringToHex(str){
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var val = "";
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for (var i = 0; i < str.length; i++) {
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var v = str.charCodeAt(i).toString(16);
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if ( v.length < 2 ) {
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v = "0" + v;
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}
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val += v;
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}
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return val
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}
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function toHex(d) { return ("0"+(Number(d).toString(16))).slice(-2).toUpperCase() }
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function mac( hex ) {
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if ( ! /^([A-Fa-f0-9][A-Fa-f0-9])+$/.test( hex ) ) {
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throw "hex 格式错误"
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}
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var checkNum = intToByte(0);
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var arrBytes = new Array();
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for ( var i = 0 ; i < hex.length; i+=2 ) {
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var v = intToByte(parseInt(hex[i] + hex[i+1], 16))
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arrBytes.push( v )
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checkNum = checkNum ^ v;
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}
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return toHex( checkNum & 0xFF )
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}
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console.log( mac("FFFF010203EEEECCCC7777223311") )
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function xor(d1, d2, d3) {
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if ( 32 !== d1.length || 32 !== d2.length || 32 !== d3.length ) {
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throw "输入格式错误"
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}
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var a1 = hexToBytes(d1);
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var a2 = hexToBytes(d2);
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var a3 = hexToBytes(d3);
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var data = [];
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for ( var i = 0; i < 16 ; i++){
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data[ i ] = a1[ i ] ^ a2[ i ] ^ a3[ i ]
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}
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return bytesToHex( data )
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}
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var r = xor("11111111111111111111111111111111", "22222222222222222222222222222222", "33333333333333333333333333333333")
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console.log( r )
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// Des3
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// npm i crypto-js
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function hexToBytes(hex) {
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for (var bytes = [], c = 0; c < hex.length; c += 2)
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bytes.push(parseInt(hex.substr(c, 2), 16));
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return bytes;
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}
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function bytesToHex(bytes) {
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for (var hex = [], i = 0; i < bytes.length; i++) {
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hex.push((bytes[i] >>> 4).toString(16));
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hex.push((bytes[i] & 0xF).toString(16));
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}
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return hex.join("");
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}
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// const DES = require('./jssrc/des.js')
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// var des = new DES();
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// var key = hexToBytes("12345678123456781234567812345678")
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// var ret = des.CalDES(hexToBytes("00000000000000000000000000000000"), key);
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// console.log( ret )
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//
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// des = new DES();
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// key = hexToBytes("12345678123456781234567812345670")
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// ret = des.CalDES(hexToBytes("00000000000000000000000000000000"), key);
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// console.log( ret )
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//
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//
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const sm4 = require('./jssrc/sm4.js')
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var ret = sm4.SM4CryptECB("00000000000000000000000000000000", 1 , "11111111111111111111111111111111")
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console.log( ret )
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// const tripledes = require("crypto-js/tripledes");
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//
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// var value = "123";CryptoJS.enc.Hex.parse("0000000000000000");
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// var key = "12345678123456781234567812345678"; CryptoJS.enc.Hex.parse("12345678123456781234567812345678");
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//
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// var encrypted = tripledes.encrypt(value , key);
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// var decrypted = tripledes.decrypt(encrypted, key);
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//
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// console.log( "encrypted", encrypted.toString('hex') )
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// console.log( "decrypted", decrypted )
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