/// <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();
}
}
}
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();
}
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;
}
}
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;
}
}
/// <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");
}
}
}
