/// <summary>
/// Copy directory or file, take full path of source and dest as parameter.
/// </summary>
public static void CopyFile(string source, string dest, FileCancelDelegate cancel)
{
using (FileStreamEx srcStream = FileEx.OpenRead(source))
{
byte[] buffer = new byte[Math.Min(1024 * 1024 * 32, srcStream.Length)]; //32MB
int readCount;
ushort completePercent = 0;
long completeCount = 0;
using (FileStreamEx destStream = FileEx.Create(dest))
{
while ((readCount = srcStream.Read(buffer, 0, buffer.Length)) > 0 && !IsCancelTriggered(cancel, completePercent))
{
completeCount += readCount;
destStream.Write(buffer, 0, readCount);
completePercent = srcStream.Length == 0 ? (ushort)100 : (ushort)((float)completeCount / (float)srcStream.Length * 100.0);
}
destStream.Flush();
destStream.Close();
}
srcStream.Close();
}
}
/// <summary>
/// Save ID3v1 information to file
/// </summary>
public void Save()
{
FileStreamEx fs = new FileStreamEx(_FilePath, FileMode.Open);
bool HTag = fs.HaveID3v1();
if (HTag && !_HaveTag) // just delete ID3
fs.SetLength(fs.Length - 128);
else if (!HTag && _HaveTag)
{
fs.Seek(0, SeekOrigin.End);
fs.Write(GetTagBytes, 0, 128);
}
else if (HTag && _HaveTag)
{
fs.Seek(-128, SeekOrigin.End);
fs.Write(GetTagBytes, 0, 128);
}
fs.Close();
}
private void SaveRestOfFile(int StartIndex, FileStreamEx Orgin,
FileStreamEx Temp, int Ver)
{
Orgin.Seek(StartIndex, SeekOrigin.Begin);
byte[] Buf = new byte[Orgin.Length - StartIndex];
Orgin.Read(Buf, 0, Buf.Length);
Temp.Write(Buf, 0, Buf.Length);
Orgin.Close();
Temp.Close();
if (Ver != 0)
SetMinorVersion(Ver);
File.Delete(Orgin.Name);
string FinallyName = Temp.Name.Remove(Temp.Name.Length - 5);
File.Move(Temp.Name, FinallyName);
_FilePath = FinallyName;
}
private void ShredderBW_DoWork(object sender, DoWorkEventArgs e)
{
if (Globalvariables.Filepath.Length == 0)
{
Log("No file open!");
}
else
{
Log("Initializing stream...");
for (int i = 0; i < Globalvariables.Passes.Count; i++)
{
byte val = Globalvariables.Passes[i];
using (FileStreamEx Wiper = new FileStreamEx(Globalvariables.Filepath, System.IO.FileMode.Open))
{
Log("Executing Pass " + (i + 1).ToString() + " - 0x" + val.ToString("X2"));
if (Globalvariables.FullBuffer)
{
byte[] buffer = new byte[Wiper.Length];
Utils.FillBuffer(ref buffer, val);
Wiper.Write(buffer);
}
if(Globalvariables.CustomBuffer)
{
int Blocksize = Globalvariables.BufferSize;
long Progress = 0;
byte[] buffer = new byte[Blocksize];
Utils.FillBuffer(ref buffer, val);
while (Progress < Wiper.Length)
{
if ((Progress + Blocksize) <= Wiper.Length)
{
Wiper.Write(buffer);
Progress += Blocksize;
}
else
{
int Remaining = (int)(Wiper.Length - Progress);
byte[] FinalBlock = new byte[Remaining];
Utils.FillBuffer(ref FinalBlock, val);
Wiper.Write(FinalBlock);
Progress += Remaining;
}
}
}
if (Globalvariables.OneByte)
{
while (!Wiper.eof())
{
Wiper.Write(val);
}
}
}
}
}
}
