詳解C#如何加密解密RAR文件
更新時(shí)間：2022年12月31日 08:35:20 作者：芝麻粒兒
這篇文章主要為大家詳細(xì)介紹了C#如何實(shí)現(xiàn)加密解密RAR文件的功能，文中的示例代碼講解詳細(xì)，對(duì)我們學(xué)習(xí)C#有一定的幫助，感興趣的小伙伴可以跟隨小編一起了解一下
實(shí)踐過(guò)程
效果
代碼
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
FileMenu(Application.ExecutablePath + ",0", Application.ExecutablePath);
string[] str = Environment.GetCommandLineArgs();
try
{
string strFile = "";
for (int i = 2; i < str.Length; i++)
strFile += str[i];
FileInfo FInfo = new FileInfo(strFile);
if (FInfo.Extension.ToLower() == ".mrrar")
textBox1.Text = strFile;
}
catch { }
}
//選擇要加密或解密的文件
private void button1_Click(object sender, EventArgs e)
{
openFileDialog1.Filter = "*.rar(rar壓縮文件)|*.rar|*.mrrar(mrrar加密文件)|*.mrrar|*.*(所有文件)|*.*";
if (openFileDialog1.ShowDialog() == DialogResult.OK)
textBox1.Text = openFileDialog1.FileName;
}
//加密rar文件
private void button2_Click(object sender, EventArgs e)
{
string strPwd = textBox2.Text;
byte[] btRKey = new byte[0];
if (strPwd.Length == 6)
{
btRKey = new byte[] { (byte)strPwd[0], (byte)strPwd[1], (byte)strPwd[2], (byte)strPwd[3], (byte)strPwd[4], (byte)strPwd[5], (byte)strPwd[0], (byte)strPwd[1] };
}
if (strPwd.Length == 7)
{
btRKey = new byte[] { (byte)strPwd[0], (byte)strPwd[1], (byte)strPwd[2], (byte)strPwd[3], (byte)strPwd[4], (byte)strPwd[5], (byte)strPwd[6], (byte)strPwd[0] };
}
if (strPwd.Length >= 8)
{
btRKey = new byte[] { (byte)strPwd[0], (byte)strPwd[1], (byte)strPwd[2], (byte)strPwd[3], (byte)strPwd[4], (byte)strPwd[5], (byte)strPwd[6], (byte)strPwd[7] };
}
FileStream FStream = new FileStream(textBox1.Text, FileMode.Open, FileAccess.Read);
FileStream NewFStream = new FileStream(textBox1.Text + ".mrrar", FileMode.OpenOrCreate, FileAccess.Write);
NewFStream.SetLength((long)0);
byte[] buffer = new byte[0x400];
int MinNum = 0;
long length = FStream.Length;
int MaxNum = (int)(length / ((long)0x400));
DES myDES = new DESCryptoServiceProvider();
CryptoStream CStream = new CryptoStream(NewFStream, myDES.CreateEncryptor(btRKey, btRKey), CryptoStreamMode.Write);
while (MinNum < length)
{
int count = FStream.Read(buffer, 0, 0x400);
CStream.Write(buffer, 0, count);
MinNum += count;
}
CStream.Close();
NewFStream.Close();
FStream.Close();
File.Delete(textBox1.Text);
MessageBox.Show("使用口令加密rar文件成功！", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
//解密rar文件
private void button3_Click(object sender, EventArgs e)
{
string strPwd = textBox2.Text;
FileStream FStream = null;
FileStream NewFStream = null;
CryptoStream CStream = null;
try
{
try
{
byte[] btRKey = new byte[0];
if (strPwd.Length == 6)
{
btRKey = new byte[] { (byte)strPwd[0], (byte)strPwd[1], (byte)strPwd[2], (byte)strPwd[3], (byte)strPwd[4], (byte)strPwd[5], (byte)strPwd[0], (byte)strPwd[1] };
}
if (strPwd.Length == 7)
{
btRKey = new byte[] { (byte)strPwd[0], (byte)strPwd[1], (byte)strPwd[2], (byte)strPwd[3], (byte)strPwd[4], (byte)strPwd[5], (byte)strPwd[6], (byte)strPwd[0] };
}
if (strPwd.Length >= 8)
{
btRKey = new byte[] { (byte)strPwd[0], (byte)strPwd[1], (byte)strPwd[2], (byte)strPwd[3], (byte)strPwd[4], (byte)strPwd[5], (byte)strPwd[6], (byte)strPwd[7] };
}
FStream = new FileStream(textBox1.Text, FileMode.Open, FileAccess.Read);
string strNewFile = textBox1.Text.Substring(0, textBox1.Text.Length - 6);
NewFStream = new FileStream(strNewFile, FileMode.OpenOrCreate, FileAccess.Write);
NewFStream.SetLength((long)0);
byte[] buffer = new byte[0x400];
int MinNum = 0;
long length = FStream.Length;
int MaxNum = (int)(length / ((long)0x400));
DES myDES = new DESCryptoServiceProvider();
CStream = new CryptoStream(NewFStream, myDES.CreateDecryptor(btRKey, btRKey), CryptoStreamMode.Write);
while (MinNum < length)
{
int count = FStream.Read(buffer, 0, 0x400);
CStream.Write(buffer, 0, count);
MinNum += count;
}
CStream.Close();
FStream.Close();
NewFStream.Close();
File.Delete(textBox1.Text);
System.Diagnostics.Process.Start(strNewFile);
}
catch
{
MessageBox.Show("口令錯(cuò)誤！", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
textBox2.Focus();
}
}
finally
{
CStream.Close();
FStream.Close();
NewFStream.Close();
}
}
//創(chuàng)建快捷菜單
public static void FileMenu(string strPath, string strName)
{
try
{
Registry.ClassesRoot.CreateSubKey(".mrrar");
RegistryKey RKey1 = Registry.ClassesRoot.OpenSubKey(".mrrar", true);
RKey1.SetValue("", "mrrarfile");
RKey1.Close();
Registry.ClassesRoot.CreateSubKey("mrrarfile");
RegistryKey RKey2 = Registry.ClassesRoot.OpenSubKey("mrrarfile", true);
RKey2.CreateSubKey("DefaultIcon");
RKey2.CreateSubKey("shell");
RKey2.Close();
RegistryKey RKey3 = Registry.ClassesRoot.OpenSubKey("mrrarfile\\DefaultIcon", true);
RKey3.SetValue("", strPath);
RKey3.Close();
RegistryKey RKey4 = Registry.ClassesRoot.OpenSubKey("mrrarfile\\shell", true);
RKey4.CreateSubKey("使用口令打開(kāi)");
RKey4.Close();
RegistryKey RKey5 = Registry.ClassesRoot.OpenSubKey("mrrarfile\\shell\\使用口令打開(kāi)", true);
RKey5.CreateSubKey("command");
RKey5.Close();
RegistryKey RKey6 = Registry.ClassesRoot.OpenSubKey("mrrarfile\\shell\\使用口令打開(kāi)\\command", true);
RKey6.SetValue("", strName + " \\F %1");
RKey6.Close();
}
catch
{
}
}
}
partial class Form1
{
/// <summary>
/// 必需的設(shè)計(jì)器變量。
/// </summary>
private System.ComponentModel.IContainer components = null;
/// <summary>
/// 清理所有正在使用的資源。
/// </summary>
/// <param name="disposing">如果應(yīng)釋放托管資源，為 true；否則為 false。</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
}
base.Dispose(disposing);
}
#region Windows 窗體設(shè)計(jì)器生成的代碼
/// <summary>
/// 設(shè)計(jì)器支持所需的方法 - 不要
/// 使用代碼編輯器修改此方法的內(nèi)容。
/// </summary>
private void InitializeComponent()
{
this.button3 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.groupBox1 = new System.Windows.Forms.GroupBox();
this.label1 = new System.Windows.Forms.Label();
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.label3 = new System.Windows.Forms.Label();
this.label2 = new System.Windows.Forms.Label();
this.textBox2 = new System.Windows.Forms.TextBox();
this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
this.groupBox1.SuspendLayout();
this.SuspendLayout();
//
// button3
//
this.button3.Location = new System.Drawing.Point(250, 107);
this.button3.Name = "button3";
this.button3.Size = new System.Drawing.Size(59, 27);
this.button3.TabIndex = 11;
this.button3.Text = "打開(kāi)";
this.button3.UseVisualStyleBackColor = true;
this.button3.Click += new System.EventHandler(this.button3_Click);
//
// button2
//
this.button2.Location = new System.Drawing.Point(185, 107);
this.button2.Name = "button2";
this.button2.Size = new System.Drawing.Size(59, 27);
this.button2.TabIndex = 12;
this.button2.Text = "加密";
this.button2.UseVisualStyleBackColor = true;
this.button2.Click += new System.EventHandler(this.button2_Click);
//
// groupBox1
//
this.groupBox1.Controls.Add(this.label1);
this.groupBox1.Controls.Add(this.textBox1);
this.groupBox1.Controls.Add(this.button1);
this.groupBox1.Controls.Add(this.label3);
this.groupBox1.Controls.Add(this.label2);
this.groupBox1.Controls.Add(this.textBox2);
this.groupBox1.Location = new System.Drawing.Point(5, 9);
this.groupBox1.Name = "groupBox1";
this.groupBox1.Size = new System.Drawing.Size(304, 92);
this.groupBox1.TabIndex = 10;
this.groupBox1.TabStop = false;
this.groupBox1.Text = "rar文件加/解密設(shè)置";
//
// label1
//
this.label1.AutoSize = true;
this.label1.Location = new System.Drawing.Point(6, 17);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(95, 12);
this.label1.TabIndex = 0;
this.label1.Text = "請(qǐng)選擇rar文件：";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(32, 35);
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(225, 21);
this.textBox1.TabIndex = 1;
//
// button1
//
this.button1.Location = new System.Drawing.Point(263, 33);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(33, 23);
this.button1.TabIndex = 2;
this.button1.Text = "…";
this.button1.UseVisualStyleBackColor = true;
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// label3
//
this.label3.AutoSize = true;
this.label3.ForeColor = System.Drawing.Color.Red;
this.label3.Location = new System.Drawing.Point(201, 66);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(95, 12);
this.label3.TabIndex = 5;
this.label3.Text = "(密碼應(yīng)大于6位)";
//
// label2
//
this.label2.AutoSize = true;
this.label2.Location = new System.Drawing.Point(7, 66);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(65, 12);
this.label2.TabIndex = 3;
this.label2.Text = "加密口令：";
//
// textBox2
//
this.textBox2.Location = new System.Drawing.Point(73, 63);
this.textBox2.Name = "textBox2";
this.textBox2.PasswordChar = '*';
this.textBox2.Size = new System.Drawing.Size(127, 21);
this.textBox2.TabIndex = 4;
//
// openFileDialog1
//
this.openFileDialog1.FileName = "openFileDialog1";
//
// Form1
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(316, 140);
this.Controls.Add(this.button3);
this.Controls.Add(this.button2);
this.Controls.Add(this.groupBox1);
this.MaximizeBox = false;
this.MinimizeBox = false;
this.Name = "Form1";
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "用口令加密rar壓縮文件";
this.Load += new System.EventHandler(this.Form1_Load);
this.groupBox1.ResumeLayout(false);
this.groupBox1.PerformLayout();
this.ResumeLayout(false);
}
#endregion
private System.Windows.Forms.Button button3;
private System.Windows.Forms.Button button2;
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.OpenFileDialog openFileDialog1;
}
到此這篇關(guān)于詳解C#如何加密解密RAR文件的文章就介紹到這了,更多相關(guān)C#加密解密RAR文件內(nèi)容請(qǐng)搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家！
相關(guān)文章
C#多線程學(xué)習(xí)之(六)互斥對(duì)象用法實(shí)例
這篇文章主要介紹了C#多線程學(xué)習(xí)之互斥對(duì)象用法,實(shí)例分析了C#中互斥對(duì)象的使用技巧,非常具有實(shí)用價(jià)值,需要的朋友可以參考下2015-04-04
C#實(shí)現(xiàn)TreeView節(jié)點(diǎn)拖拽的方法
這篇文章主要介紹了C#實(shí)現(xiàn)TreeView節(jié)點(diǎn)拖拽的方法,涉及C#針對(duì)TreeView節(jié)點(diǎn)的動(dòng)態(tài)添加及移除技巧,具有一定參考借鑒價(jià)值,需要的朋友可以參考下2015-09-09
這篇文章介紹了C#使用Log4.net記錄日志文件的方法，文中通過(guò)示例代碼介紹的非常詳細(xì)。對(duì)大家的學(xué)習(xí)或工作具有一定的參考借鑒價(jià)值，需要的朋友可以參考下2022-04-04
這篇文章主要介紹了C#和Java中二維數(shù)組區(qū)別分析,主要講述了二維數(shù)組在C#和Java中定義及應(yīng)用的區(qū)別,非常實(shí)用,需要的朋友可以參考下2014-10-10
這篇文章主要介紹了C#基于委托實(shí)現(xiàn)多線程之間操作的方法,實(shí)例分析了C#的委托機(jī)制與多線程交互操作的相關(guān)技巧,具有一定參考借鑒價(jià)值,需要的朋友可以參考下2015-11-11
這篇文章主要介紹了C#讀取命令行參數(shù)的方法,可實(shí)現(xiàn)讀取程序輸入命令行的所有參數(shù),便于調(diào)試程序,比較簡(jiǎn)單實(shí)用,需要的朋友可以參考下2015-04-04
WPF PasswordBox進(jìn)行數(shù)據(jù)綁定方法
有的時(shí)候會(huì)遇見(jiàn)PasswordBox的Password屬性不是依賴屬性，因此無(wú)法進(jìn)行數(shù)據(jù)綁定。本文介紹如何通過(guò)添加附加屬性解決該問(wèn)題，有此問(wèn)題的同學(xué)可以參考下本文2021-06-06
這篇文章主要介紹了c#系列 list，list 本質(zhì)是一個(gè)數(shù)組，。就跟我們操作系統(tǒng)一樣，提前申請(qǐng)內(nèi)存大小。所以我們程序一般都有一個(gè)申請(qǐng)內(nèi)存，實(shí)際使用內(nèi)存，內(nèi)存碎片這幾個(gè)概念，下面?zhèn)z看文章詳細(xì)內(nèi)容吧2021-10-10
這篇文章主要介紹了c# 生成文字圖片和合并圖片的示例，幫助大家更好的利用c#處理圖片，感興趣的朋友可以了解下2020-12-12
C#學(xué)習(xí)筆記整理_深入剖析構(gòu)造函數(shù)、析構(gòu)函數(shù)
下面小編就為大家?guī)?lái)一篇C#學(xué)習(xí)筆記整理_深入剖析構(gòu)造函數(shù)、析構(gòu)函數(shù)。小編覺(jué)得挺不錯(cuò)的，現(xiàn)在就分享給大家，也給大家做個(gè)參考。一起跟隨小編過(guò)來(lái)看看吧2016-09-09