public static void MessDir(String dirName, MessOption option, bool delAfterMess = false, Logger am = null)
{
am?.Invoke("<---dir:" + dirName);
DirectoryInfo di = new DirectoryInfo(dirName);
if (!di.Exists)
{
Console.WriteLine("dir not found");
return;
}
foreach (var f in di.GetFileSystemInfos())
{
try
{
if (f is FileInfo)
{
am?.Invoke("<---" + f.FullName);
String name = Mess(f.FullName, option, delAfterMess);
am?.Invoke("--->" + name);
am?.Invoke("\n");
}
else if (f is DirectoryInfo)
{
MessDir(f.FullName, option, delAfterMess, am);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine(e.StackTrace);
continue;
}
}
am?.Invoke("<---dir :" + dirName);
}
private void button2_Click(object sender, EventArgs e)
{
button2.Enabled = false;
button1.Enabled = false;
MessOption option = radioButton1.Checked ? MessOption.MESS : MessOption.UNMESS;
bool isDel = checkBox2.Checked;
if (checkBox1.Checked)
{
String path = textBox1.Text;
if (!String.IsNullOrEmpty(path) && Directory.Exists(path))
{
try
{
//new thread
new Thread(() =>
{
FileMess.MessDir(path, option, isDel, Log);
})
{
IsBackground = true
}.Start();
}
catch (Exception ex)
{
MessageBox.Show("无法处理的异常：" + ex.Message);
}
}
}
else
{
if (openFileDialog1.FileNames != null && openFileDialog1.FileNames.Length > 0)
{
try
{
String[] names = openFileDialog1.FileNames;
new Thread(() =>
{
foreach (var name in names)
{
Log("<---" + name);
String newName = FileMess.Mess(name, option, isDel);
Log("--->" + newName);
}
})
{
IsBackground = true
}.Start();
}
catch (Exception ex)
{
MessageBox.Show("无法处理的异常：" + ex.Message);
}
}
}
button1.Enabled = true;
textBox1.Text = "";
}
/// <summary>
/// 打乱或恢复文件
/// </summary>
/// <param name="fullName"></param>
/// <param name="ext"></param>
/// <returns></returns>
public static String Mess(String fullName, MessOption option, bool delAfterMess = false)
{
String newFullName = null;
try
{
newFullName = ReverseFileWithBinary(fullName, option, delAfterMess);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
return(newFullName);
}
private static String ReverseFileWithBinary(String src, MessOption option, bool delAfterReverse = false)
{
FileStream fsReader = null;
BinaryReader br = null;
FileStream fsWriter = null;
BinaryWriter bw = null;
String destFileName = null;
FileInfo file = new FileInfo(src);
if (!file.Exists)
{
throw new Exception("File Not Found !");
}
else if (option != MessOption.MESS && option != MessOption.UNMESS)
{
throw new Exception("Mess option error!!");
}
try
{
fsReader = new FileStream(src, FileMode.Open);
br = new BinaryReader(fsReader, Encoding.UTF8);
if (option == MessOption.MESS)
{
destFileName = String.Format(@"{0}\{1}", file.Directory, Guid.NewGuid().ToString("N"));
fsWriter = new FileStream(destFileName, FileMode.CreateNew);
bw = new BinaryWriter(fsWriter, Encoding.UTF8);
WriteFileHead(bw, file.Name);
}
else
{
destFileName = String.Format(@"{0}\{1}", file.Directory, ReadFileHead(br));
fsWriter = new FileStream(destFileName, FileMode.CreateNew);
bw = new BinaryWriter(fsWriter, Encoding.UTF8);
}
byte[] buffer = new byte[buffer_size];
int index = 2;
int len = 0;
while ((len = br.Read(buffer, 0, index++)) != 0)
{
Array.Reverse(buffer, 0, len);
bw.Write(buffer, 0, len);
if (index >= buffer.Length)
{
index = 2;
}
}
bw.Close();
br.Close();
fsReader.Close();
fsWriter.Close();
if (delAfterReverse)
{
file.Delete();
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine(e.StackTrace);
}
finally
{
if (null != bw)
{
bw.Close();
}
if (null != br)
{
br.Close();
}
if (null != fsReader)
{
fsReader.Close();
}
if (null != fsWriter)
{
fsWriter.Close();
}
}
return(destFileName);
}
