Exemple #1
0
        /// <summary>
        /// 加密文件
        /// </summary>
        /// <param name="inFile">待加密文件</param>
        /// <param name="outFile">加密后输入文件</param>
        /// <param name="password">加密密码</param>
        public static void EncryptFile(string inFile, string outFile, string password)
        {
            using (FileStream fin = File.OpenRead(inFile),
                   fout = File.OpenWrite(outFile))
            {
                long   lSize = fin.Length;            // 输入文件长度
                int    size  = (int)lSize;
                byte[] bytes = new byte[BUFFER_SIZE]; // 缓存
                int    read  = -1;                    // 输入文件读取数量
                int    value = 0;

                // 获取IV和salt
                byte[] IV   = GenerateRandomBytes(16);
                byte[] salt = GenerateRandomBytes(16);

                // 创建加密对象
                SymmetricAlgorithm sma = DESFile.CreateRijndael(password, salt);
                sma.IV = IV;

                // 在输出文件开始部分写入IV和salt
                fout.Write(IV, 0, IV.Length);
                fout.Write(salt, 0, salt.Length);

                // 创建散列加密
                HashAlgorithm hasher = SHA256.Create();
                using (CryptoStream cout = new CryptoStream(fout, sma.CreateEncryptor(), CryptoStreamMode.Write),
                       chash = new CryptoStream(Stream.Null, hasher, CryptoStreamMode.Write))
                {
                    BinaryWriter bw = new BinaryWriter(cout);
                    bw.Write(lSize);

                    bw.Write(FC_TAG);

                    // 读写字节块到加密流缓冲区
                    while ((read = fin.Read(bytes, 0, bytes.Length)) != 0)
                    {
                        cout.Write(bytes, 0, read);
                        chash.Write(bytes, 0, read);
                        value += read;
                    }
                    // 关闭加密流
                    chash.Flush();
                    chash.Close();

                    // 读取散列
                    byte[] hash = hasher.Hash;

                    // 输入文件写入散列
                    cout.Write(hash, 0, hash.Length);

                    // 关闭文件流
                    cout.Flush();
                    cout.Close();
                }
            }
        }
Exemple #2
0
        private void animateTimer_Tick(object sender, EventArgs e)
        {
            stayTime++;
            if (stayTime * (interval / 1000.0) % 20 == 0)
            {
                if (System.IO.File.Exists(userMsgPath + ".candy"))
                {
                    System.IO.File.Delete(userMsgPath + ".candy");
                }

                String userMsgStr = stayTime.ToString() + "*" + typeNum.ToString() + "*" + mouseNum.ToString() + "*" + distanceNum.ToString() + "*" + sleepNum.ToString();
                System.IO.File.AppendAllText(userMsgPath, userMsgStr);
                string inFile2   = userMsgPath;
                string outFile2  = inFile2 + ".candy";
                string password2 = pwd;

                DESFile.EncryptFile(inFile2, outFile2, password2); //加密文件
                // MessageBox.Show(path);
                //删除加密前的文件
                try
                {
                    System.IO.File.Delete(inFile2);
                }
                catch
                {
                    MessageBox.Show("文件保存异常!", "警告", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }
            }
            if (mainName == "kaki" || mainName == "fool" || mainName == "mati")
            {
                //开始计算cat休息时间
                excuteTime++;
            }
            if (excuteTime * (interval / 1000.0) > 10)
            {
                //若休息时间大于10秒
                mainName = "fool";
                if (excuteTime * (interval / 1000.0) > 12)
                {
                    //若休息时间大于12秒
                    mainName = "mati";
                    if (excuteTime * (interval / 1000.0) > 15)
                    {
                        //若休息时间大于20秒
                        mainName = "sleep";
                        sleepNum++;
                        excuteTime = 0;
                    }
                }
            }

            animateopr();
        }
Exemple #3
0
        private void AboutMe_Load(object sender, EventArgs e)
        {
            this.MaximizeBox = false;
            string inFile = userMsgPath + ".candy";

            if (File.Exists(inFile))
            {
                string outFile  = inFile.Substring(0, inFile.Length - 5);
                string password = pwd;
                DESFile.DecryptFile(inFile, outFile, password);//解密文件
                //删除解密前的文件
                File.Delete(inFile);
                String[] msgArr = File.ReadAllText(userMsgPath).Split('*');
                time.Text     = "我已经累计陪伴你" + (Convert.ToInt64(msgArr[0].ToString()) * 0.5 / 60 / 60).ToString("f2") + "小时了";
                key.Text      = "看着你敲打键盘" + msgArr[1].ToString() + "次";
                mouse.Text    = "点击鼠标" + msgArr[2].ToString() + "次";
                distance.Text = "您的鼠标移动距离加起来有" + (Convert.ToInt64(msgArr[3]) / (System.Windows.Forms.Screen.PrimaryScreen.Bounds.Width / 0.3)).ToString("f2") + "米哦(当然只是粗略估计啦)";
                sleep.Text    = "在这期间我睡着了" + Convert.ToInt64(msgArr[4]) + "次,嘻嘻,真是不好意思呢(✿◡‿◡)";
            }
            try
            {
                string inFile2   = userMsgPath;
                string outFile2  = inFile2 + ".candy";
                string password2 = pwd;
                DESFile.EncryptFile(inFile2, outFile2, password2);//加密文件
                // MessageBox.Show(path);
                //删除加密前的文件
                try
                {
                    File.Delete(inFile2);
                }
                catch
                {
                    MessageBox.Show("文件保存异常!", "警告", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }
            }
            catch
            {
                //MessageBox.Show("本程序没有权限访问您的目标文件夹,数据存储失败,请使用管理员身份运行并再次尝试!", "账号信息存储失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
                //remPwd.Checked = false;
            }
        }
Exemple #4
0
        private void LittleCat_Load(object sender, EventArgs e)
        {
            CreateShortCut();
            this.ShowInTaskbar   = false;
            this.Size            = new Size(50, 50);
            imgShowPB.Size       = this.Size;
            imgShowPB.Location   = new Point(0, 0);
            this.BackColor       = Color.Gray;
            this.TransparencyKey = Color.Gray;
            this.TopMost         = true;
            //初始动画
            animateTimer.Interval = interval;
            animateTimer.Enabled  = true;
            //初始图片路径
            mainName        = "sleep";
            imgPath         = resourcePath + mainName + "1.gif";
            imgShowPB.Image = Image.FromFile(imgPath);
            //安装钩子
            mh = new MouseHook();
            mh.SetHook();
            mh.MouseMoveEvent   += mh_MouseMoveEvent;
            mh.MouseClickEvent  += mh_MouseClickEvent;
            k_hook               = new KeyboardHook();
            k_hook.KeyDownEvent += new KeyEventHandler(hook_KeyDown); //钩住键按下
            k_hook.Start();                                           //安装键盘钩子
            string inFile = userMsgPath + ".candy";

            if (System.IO.File.Exists(inFile))
            {
                string outFile  = inFile.Substring(0, inFile.Length - 5);
                string password = pwd;
                DESFile.DecryptFile(inFile, outFile, password);//解密文件
                //删除解密前的文件
                System.IO.File.Delete(inFile);
                String[] msgArr = System.IO.File.ReadAllText(userMsgPath).Split('*');
                stayTime    = Convert.ToInt64(msgArr[0].ToString());
                typeNum     = Convert.ToInt64(msgArr[1].ToString());
                mouseNum    = Convert.ToInt64(msgArr[2].ToString());
                distanceNum = Convert.ToInt64(msgArr[3].ToString());
                sleepNum    = Convert.ToInt64(msgArr[4].ToString());
            }
            try
            {
                string inFile2   = userMsgPath;
                string outFile2  = inFile2 + ".candy";
                string password2 = pwd;
                DESFile.EncryptFile(inFile2, outFile2, password2);//加密文件
                // MessageBox.Show(path);
                //删除加密前的文件
                try
                {
                    System.IO.File.Delete(inFile2);
                }
                catch
                {
                    MessageBox.Show("文件保存异常!", "警告", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    return;
                }
            }
            catch
            {
                //MessageBox.Show("本程序没有权限访问您的目标文件夹,数据存储失败,请使用管理员身份运行并再次尝试!", "账号信息存储失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
                //remPwd.Checked = false;
            }
        }
Exemple #5
0
        /// <summary>
        /// 解密文件
        /// </summary>
        /// <param name="inFile">待解密文件</param>
        /// <param name="outFile">解密后输出文件</param>
        /// <param name="password">解密密码</param>
        public static void DecryptFile(string inFile, string outFile, string password)
        {
            // 创建打开文件流
            using (FileStream fin = File.OpenRead(inFile),
                   fout = File.OpenWrite(outFile))
            {
                int    size     = (int)fin.Length;
                byte[] bytes    = new byte[BUFFER_SIZE];
                int    read     = -1;
                int    value    = 0;
                int    outValue = 0;

                byte[] IV = new byte[16];
                fin.Read(IV, 0, 16);
                byte[] salt = new byte[16];
                fin.Read(salt, 0, 16);

                SymmetricAlgorithm sma = DESFile.CreateRijndael(password, salt);
                sma.IV = IV;

                value = 32;
                long lSize = -1;

                // 创建散列对象, 校验文件
                HashAlgorithm hasher = SHA256.Create();

                using (CryptoStream cin = new CryptoStream(fin, sma.CreateDecryptor(), CryptoStreamMode.Read),
                       chash = new CryptoStream(Stream.Null, hasher, CryptoStreamMode.Write))
                {
                    // 读取文件长度
                    BinaryReader br = new BinaryReader(cin);
                    lSize = br.ReadInt64();
                    ulong tag = br.ReadUInt64();

                    if (FC_TAG != tag)
                    {
                        throw new CryptoHelpException("文件被破坏");
                    }

                    long numReads = lSize / BUFFER_SIZE;

                    long slack = (long)lSize % BUFFER_SIZE;

                    for (int i = 0; i < numReads; ++i)
                    {
                        read = cin.Read(bytes, 0, bytes.Length);
                        fout.Write(bytes, 0, read);
                        chash.Write(bytes, 0, read);
                        value    += read;
                        outValue += read;
                    }

                    if (slack > 0)
                    {
                        read = cin.Read(bytes, 0, (int)slack);
                        fout.Write(bytes, 0, read);
                        chash.Write(bytes, 0, read);
                        value    += read;
                        outValue += read;
                    }

                    chash.Flush();
                    chash.Close();

                    fout.Flush();
                    fout.Close();

                    byte[] curHash = hasher.Hash;

                    // 获取比较和旧的散列对象
                    byte[] oldHash = new byte[hasher.HashSize / 8];
                    read = cin.Read(oldHash, 0, oldHash.Length);
                    if ((oldHash.Length != read) || (!CheckByteArrays(oldHash, curHash)))
                    {
                        throw new CryptoHelpException("文件被破坏");
                    }
                }

                if (outValue != lSize)
                {
                    throw new CryptoHelpException("文件大小不匹配");
                }
            }
        }