【C#】26. Enigma 模拟器

来源：互联网发布：nginx 缓存mp4文件编辑：程序博客网时间：2024/04/27 20:52

昨天和一个朋友又看了一遍模拟游戏，晚上回到家里闲的无聊，就写了一个简单的enigma模拟器。主要熟悉了他的加密算法以及解密设置。总的来说并不复杂，今天早上还做了一下UI，虽然没有做反射器，但是觉得基本上也是一个挺好玩的东西了，所以贴出来~

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.IO;using System.Diagnostics;namespace ENIGMA{    public class EnigmaSystem    {        //定义转子        public int[,] rotatorsPos;        public int[,] currentPos;        public Dictionary<char, int> input;        public Dictionary<int, char> output;                //构造器        public EnigmaSystem()        {        }        //初始化转子        public void Load(string path)        {            //初始化绑定输入输出字典            #region 初始化绑定            input =new Dictionary<char,int>(26);            for (int i= 65; i<=90; i++)            {                input.Add((char)i, i-64);            }            output = new Dictionary<int, char>(26);            for (int i = 65; i <= 90; i++)            {                output.Add( i - 64,(char)i);            }            #endregion            //初始化转子            rotatorsPos = new int [3,26]; //3*26            currentPos = new int [3, 26];            //从外部txt读入rotators固化线路的位置信息矩阵            TxtToRotators(path);        }        //设置转子        public void Setting(int rotator1=0, int rotator2=0, int rotator3=0)        {            int setting = rotator1 + 26 * rotator2 + 26 * 26 * rotator3;            currentPos = TurningRotator(setting);        }        //将Rotators数据写入到txt文件中        public void RotatorsToTxt(string path ="D:\\RotatorsData.txt" )        {            StreamWriter sw = new StreamWriter(path);            for (int i = 0; i < rotatorsPos.GetLength(0); i++)            {                for (int j = 1; j <= rotatorsPos.GetLength(1); j++)                {                    sw.Write(rotatorsPos[i, j]);                    sw.Write(' ');                }                sw.WriteLine();            }            sw.Close();            sw.Dispose();        }        //从txt文件中读取Rotators Position数据        public void TxtToRotators(string path ="D:\\RotatorsData.txt")        {            //txt数组：            //13 13 13 35            //25 25 35 31            StreamReader reader = new StreamReader(path);            int i = 0;            while (!reader.EndOfStream)            {                var line = reader.ReadLine().Split(new[] { '\t' }, StringSplitOptions.RemoveEmptyEntries);                for (int j= 0; j < line.Length; j++)    {                    rotatorsPos[i, j] = Convert.ToInt32(line[j]);    }                i++;            }            currentPos = (int[,])rotatorsPos.Clone();        }        //转动转子得到位置        public int[,] TurningRotator(int PosChange) //Pos 只能为正        {            int[,] newRotatorsPos = new int [3,26]; //3*26 ;            int[] rotatorchange = new int [3];            int i,j;            int higherDigital;            for (i = 0; i < 3; i++)            {                higherDigital= PosChange /(int)Math.Pow(26,i);                rotatorchange[i]=higherDigital % 26;                j=0;                while (j<26)            {                if (j< 26-rotatorchange[i])                newRotatorsPos[i,j]=currentPos[i,j+rotatorchange[i]];                    else                        newRotatorsPos[i, j] = currentPos[i, j -(26 - rotatorchange[i])];                    j++;            }            }            return newRotatorsPos;        }        //打印转子位置信息        public void PrintRotators()        {                     for (int i = 0; i < rotatorsPos.GetLength(0); i++)            {                Console.Write("Rotator {0}: \t",i);                for (int j = 0; j < rotatorsPos.GetLength(1); j++)    {        Console.Write("{0}\t",rotatorsPos[i,j]);     }                Console.WriteLine();            }        }        public void PrintRotators(int[,] newRotatorsPos)        {            for (int i = 0; i < 3; i++)            {                Console.Write("Rotator {0}: \t", i);                for (int j = 0; j < 26; j++)                {                    Console.Write("{0}\t", newRotatorsPos[i, j]);                }                Console.WriteLine();            }        }        //加密        public char Encrypt(char ch)        {            //输出对应的密码字符            char result = output[currentPos[2, currentPos[1, currentPos[0, input[ch] - 1]-1] - 1]];            //打完一个字符，转子转一次            currentPos = TurningRotator(1);            //返回结果            return result;        }        public string Encrypt(string ss)        {            char[] chs = ss.ToCharArray();            for (int i = 0; i < chs.Length; i++)            {                chs[i] = Encrypt(chs[i]);            }            return new string(chs);        }        //解密        public int[] OriginPositionSetting(string cipher)        {            char[] chs = cipher.ToCharArray();            int[] positionSetting = new int[3] {0,0,0};            for (int i = 0; i < 26; i++)            {                for (int j = 0; j < 26; j++)                {                    for (int k = 0; k < 26; k++)                    {                        currentPos =(int[,]) rotatorsPos.Clone();                        currentPos = TurningRotator(cipher.Length-10+i*26*26+j*26+k);                        if (Encrypt("HEILHITLER")==cipher.Substring(cipher.Length - 10) )                        {                            positionSetting[0] = k;                            positionSetting[1] = j;                            positionSetting[2] = i;                            break;                        }                     }                }                 }            return positionSetting;                }    }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.IO;using System.Windows.Forms;namespace ENIGMA{    class Program    {                     static void Main(string[] args)        {            EnigmaSystem ES = new EnigmaSystem();            ES.Load(@"C:\Users\Hui WU\Desktop\工作簿1.txt");            Console.WriteLine("初始转子信息：");            ES.PrintRotators();                  //调用user interface            Application.EnableVisualStyles();            EnigmaUI ui = new EnigmaUI(ES);            Application.Run(ui);        }    }}

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace ENIGMA{    public partial class EnigmaUI : Form    {        EnigmaSystem ES;        public EnigmaUI(EnigmaSystem ES)        {            InitializeComponent();            this.ES = ES;        }        private void EnigmaUI_Load(object sender, EventArgs e)        {        }        private void btnA_Click(object sender, EventArgs e)        {            tbxClear.Text += "A";        }        private void btnQ_Click(object sender, EventArgs e)        {            tbxClear.Text += "Q";        }        private void btnEncoding_Click(object sender, EventArgs e)        {            ES.Setting(trackBar1.Value,trackBar2.Value,trackBar3.Value);            tbxCipher.Text = ES.Encrypt(tbxClear.Text);        }        private void btnW_Click(object sender, EventArgs e)        {            tbxClear.Text += "W";        }        private void btnE_Click(object sender, EventArgs e)        {            tbxClear.Text += "E";        }        private void btnR_Click(object sender, EventArgs e)        {            tbxClear.Text += "R";        }        private void btnT_Click(object sender, EventArgs e)        {            tbxClear.Text += "T";        }        private void btnZ_Click(object sender, EventArgs e)        {            tbxClear.Text += "Z";        }        private void btnU_Click(object sender, EventArgs e)        {            tbxClear.Text += "U";        }        private void btnI_Click(object sender, EventArgs e)        {            tbxClear.Text += "I";        }        private void btnO_Click(object sender, EventArgs e)        {            tbxClear.Text += "O";        }        private void btnS_Click(object sender, EventArgs e)        {            tbxClear.Text += "S";        }        private void btnD_Click(object sender, EventArgs e)        {            tbxClear.Text += "D";        }        private void btnF_Click(object sender, EventArgs e)        {            tbxClear.Text += "F";        }        private void btnG_Click(object sender, EventArgs e)        {            tbxClear.Text += "G";        }        private void btnH_Click(object sender, EventArgs e)        {            tbxClear.Text += "H";        }        private void btnJ_Click(object sender, EventArgs e)        {            tbxClear.Text += "J";        }        private void btnK_Click(object sender, EventArgs e)        {            tbxClear.Text += "K";        }        private void btnP_Click(object sender, EventArgs e)        {            tbxClear.Text += "P";        }        private void btnY_Click(object sender, EventArgs e)        {            tbxClear.Text += "Y";        }        private void btnX_Click(object sender, EventArgs e)        {            tbxClear.Text += "X";        }        private void btnC_Click(object sender, EventArgs e)        {            tbxClear.Text += "C";        }        private void btnV_Click(object sender, EventArgs e)        {            tbxClear.Text += "V";        }        private void btnB_Click(object sender, EventArgs e)        {            tbxClear.Text += "B";        }        private void btnN_Click(object sender, EventArgs e)        {            tbxClear.Text += "N";        }        private void btnM_Click(object sender, EventArgs e)        {            tbxClear.Text += "M";        }        private void btnL_Click(object sender, EventArgs e)        {            tbxClear.Text += "L";        }        private void btnDecoding_Click(object sender, EventArgs e)        {            int[] positionSetting=ES.OriginPositionSetting(tbxCipher.Text);            trackBar1.Value = positionSetting[0];            trackBar2.Value = positionSetting[1];            trackBar3.Value = positionSetting[2];        }        private void trackBar1_Scroll(object sender, EventArgs e)        {            lblR1.Text = trackBar1.Value.ToString();        }        private void trackBar2_Scroll(object sender, EventArgs e)        {            lblR2.Text = trackBar2.Value.ToString();        }        private void trackBar3_Scroll(object sender, EventArgs e)        {            lblR3.Text = trackBar3.Value.ToString();        }        private void trackBar1_ValueChanged(object sender, EventArgs e)        {            lblR1.Text = trackBar1.Value.ToString();        }        private void trackBar2_ValueChanged(object sender, EventArgs e)        {            lblR2.Text = trackBar2.Value.ToString();        }        private void trackBar3_ValueChanged(object sender, EventArgs e)        {            lblR3.Text = trackBar3.Value.ToString();        }    }}

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