private void button2_Click(object sender, EventArgs e)
{
byte[] original = null, modified = null;
try
{
BinaryReader br = new BinaryReader(File.OpenRead(textBox1.Text));
original = br.ReadBytes((int)br.BaseStream.Length);
br.Close();
}
catch (Exception)
{
MessageBox.Show("Error opening file\n" + textBox1.Text);
return;
}
try
{
BinaryReader br = new BinaryReader(File.Open(textBox2.Text, FileMode.Open));
modified = br.ReadBytes((int)br.BaseStream.Length);
br.Close();
}
catch (Exception)
{
MessageBox.Show("Error opening file\n" + textBox2.Text);
return;
}
UPSfile upsFile = new UPSfile(original, modified);
upsFile.WriteToFile(textBox3.Text);
MessageBox.Show("Patch has been created.");
this.Close();
}
private void button2_Click(object sender, EventArgs e)
{
if (!File.Exists(textBox1.Text))
{
MessageBox.Show("Patch doesn't exist.");
return;
}
UPSfile UPSFile = new UPSfile(textBox1.Text);
int[,] details = UPSFile.GetData();
UPSFile = null;
List<string> lines = new List<string>(details.Length + 1);
lines.Add(textBox2.Lines[0]);
string offsets = "Offsets ";
string lenghts = "Lenghts";
lines.Add(offsets);
int longestOffsetLenght = offsets.Length;
for (int i = 0; i < details.Length / 2; i++)
{
string line = Convert.ToString(details[i, 0], 16);
if (line.Length + 1 > longestOffsetLenght)
longestOffsetLenght = line.Length + 1;
lines.Add(line);
}
for (int i = 1; i < lines.Count; i++)
lines[i] += "\t";
lines[1] += lenghts;
for (int i = 2; i < lines.Count; i++)
{
lines[i] += Convert.ToString(details[i - 2, 1], 16);
lines[i] = lines[i].ToUpper();
}
textBox2.Lines = lines.ToArray();
}
private void button2_Click(object sender, EventArgs e)
{
UPSfile upsFile = new UPSfile(textBox3.Text);
byte[] file = null;
try
{
BinaryReader br = new BinaryReader(File.Open(textBox1.Text, FileMode.OpenOrCreate));
file = br.ReadBytes((int)br.BaseStream.Length);
br.Close();
}
catch (Exception)
{
MessageBox.Show("Error opening file\n" + textBox1.Text);
return;
}
if (!upsFile.ValidPatch)
{
MessageBox.Show("The patch is corrupt.");
return;
}
bool validToApply = upsFile.ValidToApply(file);
if (radioButton1.Checked)
{
if (!validToApply)
{
MessageBox.Show("The patch doesn't match the file.\nPatching canceled.");
return;
}
}
else if (radioButton2.Checked)
{
if (!validToApply)
{
if (MessageBox.Show("The patch doesn't match the file.\nPatch anyway?", "Patch?", MessageBoxButtons.OKCancel) == DialogResult.Cancel)
return;
}
}
else if (radioButton3.Checked)
{
if (!validToApply)
MessageBox.Show("The patch doesn't match the file.\nPatching anyway.");
}
else if (!radioButton4.Checked)
{
throw new Exception("What do you want me to do!?!?!?");
}
if (checkBox1.Checked)
{
string filePath = Path.ChangeExtension(textBox1.Text, ".bak");
if (File.Exists(filePath))
{
string fileName = Path.GetFileNameWithoutExtension(textBox1.Text);
int i = 1;
while (File.Exists(Path.GetDirectoryName(textBox1.Text) + fileName + i + ".bak"))
{
i++;
}
filePath = Path.GetDirectoryName(textBox1.Text) + fileName + i + ".bak";
}
File.Copy(textBox1.Text, filePath, false);
}
byte[] newFile = upsFile.Apply(file);
try
{
BinaryWriter bw = new BinaryWriter(File.Open(textBox1.Text, FileMode.Truncate));
bw.Write(newFile);
bw.Close();
}
catch (Exception)
{
MessageBox.Show("Error opening file\n" + textBox1.Text);
return;
}
MessageBox.Show("Patching has been done.");
this.Close();
}
public static UPSfile operator +(UPSfile a, UPSfile b)
{
byte[] emptyFile = new byte[Math.Max(a.newFileSize, b.newFileSize)];
byte[] OrigEmptyFile = emptyFile.Clone() as byte[];
emptyFile = b.Apply(a.Apply(emptyFile));
UPSfile result = new UPSfile(OrigEmptyFile, emptyFile);
result.patchCRC32 = result.CalculatePatchCRC32();
result.originalFileCRC32 = a.originalFileCRC32;
result.newFileCRC32 = 0;
return result;
}