private void gSTART_Click(object sender, EventArgs e)
{
//Lock GUI
gGTFO.Enabled = false;
gSTART.Enabled = false;
ginf.Text = "Starting";
Application.DoEvents();
//Read options
SplitOptions v = new SplitOptions();
v.infile = gin.Text;
v.basefn = gbase.Text;
v.batch = gbatch.Checked;
if (gopt1.Checked)
{
v.nparts =
parsevar(gopt1v.Text);
}
if (gopt2.Checked)
{
v.sizelim =
parsevar(gopt2v.Text);
}
//Start in separate thread (LEAVE GUI ALONE ;_;)
System.Threading.Thread th = new System.Threading.Thread(new
System.Threading.ParameterizedThreadStart(split));
th.IsBackground = true; th.Start(v); tGUI.Start();
}
void split(object vo)
{
//Fetch arguments
SplitOptions v =
(SplitOptions)vo;
//Read info from GUI
string path = v.infile.Substring(0,
v.infile.LastIndexOf("\\") + 1);
//Open file in read-only mode
FileStream sin = new FileStream(
v.infile, FileMode.Open,
FileAccess.Read);
//Find segment length
total = sin.Length;
long size = total;
if (v.nparts >= 0)
{
double count = Convert.ToDouble(v.nparts);
size = (long)Math.Ceiling((double)size / count);
}
else
{
size = v.sizelim;
}
//Here goes
int seg = 1;
long segpos = 0;
FileStream fout = null;
while (true)
{
//Determine bytes left in input file
remain = sin.Length - sin.Position;
if (remain <= 0)
{
break; //gtfo my loop.
}
if (fout == null)
{
//No segment open. Let's fix that.
fout = new FileStream(v.basefn + "." +
seg.ToString("d3"), FileMode.Create);
segpos = 0; seg++;
}
//Limit chunk size to lowest value
//between segment size limit and 8MB
long chunk = Math.Min(size - segpos, BF);
//Limit chunk size to remaining data
chunk = Math.Min(remain, chunk);
//Create buffer, copy data
byte[] buffer = new byte[chunk];
sin.Read(buffer, 0, buffer.Length);
fout.Write(buffer, 0, buffer.Length);
//Segment full yet?
segpos += buffer.Length;
if (segpos >= size)
{
//Close seg
closefs(fout);
fout = null;
}
}
closefs(fout);
closefs(sin);
//Write script?
if (v.batch)
{
//This is where I stopped caring
//about how my code looks. F**k yeah.
System.IO.File.WriteAllText("merge.bat",
"@echo off" + "\r\n" +
"echo ." + "\r\n" +
"echo . Merging files, please wait." + "\r\n" +
"echo ." + "\r\n" +
"copy /B " + v.basefn + ".* " +
v.basefn + "" + "\r\n" +
"echo ." + "\r\n" +
"echo . Finished!" + "\r\n" +
"echo ." + "\r\n" +
"pause");
}
}
