public static GARC Unpack(string path)
{
GARC garc = new GARC();
BinaryReader br = new BinaryReader(System.IO.File.OpenRead(path));
// GARC Header
garc.id = br.ReadChars(4);
garc.header_size = br.ReadUInt32();
garc.id_endian = br.ReadUInt16();
if (garc.id_endian == 0xFEFF)
{
Reverse(garc.id);
}
garc.constant = br.ReadUInt16();
garc.file_size = br.ReadUInt32();
garc.data_offset = br.ReadUInt32();
garc.file_length = br.ReadUInt32();
garc.lastsize = br.ReadUInt32();
// fix to header from goteniai
br.ReadUInt32();
br.ReadUInt32();
// OTAF
garc.otaf.id = br.ReadChars(4);
garc.otaf.section_size = br.ReadUInt32();
garc.otaf.nFiles = br.ReadUInt16();
garc.otaf.padding = br.ReadUInt16();
garc.otaf.entries = new OTAF_Entry[garc.otaf.nFiles];
// not really needed; plus it's wrong
for (int i = 0; i < garc.otaf.nFiles; i++)
{
uint val = br.ReadUInt32();
if (garc.otaf.padding == 0xffff)
{
val = Reverse(val);
}
garc.otaf.entries[i].name = val.ToString();
}
// BTAF (File Allocation TaBle)
garc.btaf.id = br.ReadChars(4);
garc.btaf.section_size = br.ReadUInt32();
garc.btaf.nFiles = br.ReadUInt32();
garc.btaf.entries = new BTAF_Entry[garc.btaf.nFiles];
for (int i = 0; i < garc.btaf.nFiles; i++)
{
garc.btaf.entries[i].bits = br.ReadUInt32();
garc.btaf.entries[i].start_offset = br.ReadUInt32();
garc.btaf.entries[i].end_offset = br.ReadUInt32();
garc.btaf.entries[i].length = br.ReadUInt32();
}
// BMIF
garc.gmif.id = br.ReadChars(4);
garc.gmif.section_size = br.ReadUInt32();
garc.gmif.data_size = br.ReadUInt32();
// Files data
br.Close();
return(garc);
}
private void B_Go_Click(object sender, EventArgs e)
{
// Continue only if a string path is loaded.
if (textBox1.Text.Length < 1)
{
return;
}
// Fetch file extension (first 4 bytes) to check if it is a GARC
BinaryReader brz = new BinaryReader(System.IO.File.OpenRead(textBox1.Text));
try {
string s = new string(Reverse(brz.ReadChars(4)));
if (s != "GARC")
{
RTB.Text += "Input file is not a .GARC";
return;
}
RTB.Text = s;
}
catch (EncoderFallbackException)
{
RTB.Text += "Invalid File.";
return;
}
brz.Close();
// Unpack the GARC
GARC garc = ARC.Unpack(textBox1.Text);
RTB.Text += "\r\nCount: " + garc.otaf.nFiles;
ProgressInit(garc.otaf.nFiles);
if (garc.otaf.nFiles > 50)
{
CHK_NoPrint.Checked = true;
}
// Get file path infos for exporting
FileInfo fileInfo = new FileInfo(textBox1.Text);
string path = fileInfo.DirectoryName;
string parentName = fileInfo.Name;
string basepath = path + "\\" + parentName + "_";
BinaryReader br = new BinaryReader(System.IO.File.OpenRead(textBox1.Text));
// Create Extraction folder if it does not exist.
if (!Directory.Exists(basepath))
{
DirectoryInfo di = Directory.CreateDirectory(basepath);
}
// Pull out all the files
for (int i = 0; i < garc.otaf.nFiles; i++)
{
string ext = "bin";
bool compressed = false;
string newext;
br.BaseStream.Position = garc.btaf.entries[i].start_offset + garc.data_offset;
try
{
newext = TrimFromZero(new string(br.ReadChars(4)));
if ((System.Text.RegularExpressions.Regex.IsMatch(newext, @"^[a-zA-Z0-9]+$")) && (!CHK_ForceBIN.Checked))
{
ext = newext;
}
else
{
compressed = true;
}
}
catch { newext = null; }
// Set File Name
string filename = i.ToString("D" + Math.Ceiling(Math.Log10(garc.otaf.nFiles)));
string fileout = basepath + "\\" + filename + "." + ext;
BinaryWriter bw = new BinaryWriter(File.OpenWrite(fileout));
// Write out the data for the file
br.BaseStream.Position = garc.btaf.entries[i].start_offset + garc.data_offset;
for (int x = 0; x < garc.btaf.entries[i].length; x++)
{
bw.Write(br.ReadByte());
}
bw.Flush(); bw.Close();
printout("\r\nWrote to " + fileout);
// See if decompression should be attempted.
if (compressed && !CHK_SkipDecompress.Checked)
{
string decout = path + "\\" + parentName + "_\\" + "dec_" + filename;
string result = LZSS.Decompress11LZS(fileout, decout);
if (result != null)
{
printout("\r\n" + result);
if (CHK_delAfterD.Checked)
{
try { File.Delete(fileout); }
catch { }
}
}
}
pBar1.PerformStep();
}
br.Close();
RTB.Text += "\r\nDone!";
RTB.Select(RTB.Text.Length - 1, 0);
RTB.ScrollToCaret();
}
public static GARC Unpack(string path)
{
GARC garc = new GARC();
BinaryReader br = new BinaryReader(System.IO.File.OpenRead(path));
// GARC Header
garc.id = br.ReadChars(4);
garc.header_size = br.ReadUInt32();
garc.id_endian = br.ReadUInt16();
if (garc.id_endian == 0xFEFF)
Reverse(garc.id);
garc.constant = br.ReadUInt16();
garc.file_size = br.ReadUInt32();
garc.data_offset = br.ReadUInt32();
garc.file_length = br.ReadUInt32();
garc.lastsize = br.ReadUInt32();
// OTAF
garc.otaf.id = br.ReadChars(4);
garc.otaf.section_size = br.ReadUInt32();
garc.otaf.nFiles = br.ReadUInt16();
garc.otaf.padding = br.ReadUInt16();
garc.otaf.entries = new OTAF_Entry[garc.otaf.nFiles];
// not really needed; plus it's wrong
for (int i = 0; i < garc.otaf.nFiles; i++)
{
uint val = br.ReadUInt32();
if (garc.otaf.padding == 0xffff)
{
val = Reverse(val);
}
garc.otaf.entries[i].name = val.ToString();
}
// BTAF (File Allocation TaBle)
garc.btaf.id = br.ReadChars(4);
garc.btaf.section_size = br.ReadUInt32();
garc.btaf.nFiles = br.ReadUInt32();
garc.btaf.entries = new BTAF_Entry[garc.btaf.nFiles];
for (int i = 0; i < garc.btaf.nFiles; i++)
{
garc.btaf.entries[i].bits = br.ReadUInt32();
garc.btaf.entries[i].start_offset = br.ReadUInt32();
garc.btaf.entries[i].end_offset = br.ReadUInt32();
garc.btaf.entries[i].length = br.ReadUInt32();
}
// BMIF
garc.gmif.id = br.ReadChars(4);
garc.gmif.section_size = br.ReadUInt32();
garc.gmif.data_size = br.ReadUInt32();
// Files data
br.Close();
return garc;
}
