internal static DARC analyze(string path)
{
DARC darc = new DARC
{
FileName = Path.GetFileNameWithoutExtension(path),
FilePath = Path.GetDirectoryName(path),
Extension = Path.GetExtension(path)
};
using (BinaryReader br = new BinaryReader(File.OpenRead(path))) {
long len = br.BaseStream.Length;
darc.Magic = br.ReadUInt32();
UInt32 m = darc.Magic;
darc.HeaderOffset = 0;
while (m != 0x63726164 && darc.HeaderOffset < len - 4)
{
m = br.ReadUInt32();
darc.HeaderOffset += 4;
}
if (darc.HeaderOffset >= len - 4)
{
darc.valid = false;
return darc;
}
darc.Magic = m;
darc.valid = true;
darc.BOM = br.ReadUInt16();
darc.HeaderLength = br.ReadUInt16();
darc.Unknown = br.ReadUInt32();
darc.totalLength = br.ReadUInt32();
darc.TableOffset = br.ReadUInt32(); //from start of file
darc.TableOffset += darc.HeaderOffset;
darc.TableLength = br.ReadUInt32();
darc.DataOffset = br.ReadUInt32();
FileTable ft = new FileTable();
br.BaseStream.Seek(darc.TableOffset + 8, SeekOrigin.Begin);
int count = br.ReadByte();
ft.Files = new List<DarcFile>();
ft.FileNames = new List<string>();
br.BaseStream.Seek(darc.TableOffset, SeekOrigin.Begin);
for (int i = 0; i < count; i++)
{
DarcFile file = new DarcFile
{
NameOffset = br.ReadUInt16(),
Parent = br.ReadByte(),
Folder = br.ReadByte(),
Offset = br.ReadUInt32() + darc.HeaderOffset,
Length = br.ReadUInt32()
};
DarcFile f2 = file;
ft.Files.Add(f2);
}
uint NameTableOffset = (uint)br.BaseStream.Position;
for (int i = 0; i < ft.Files.Count; i++)
{
br.BaseStream.Seek(NameTableOffset + ft.Files[i].NameOffset, SeekOrigin.Begin);
MemoryStream stream = new MemoryStream();
for (byte fb = br.ReadByte(), sb = br.ReadByte();
fb != 0 || sb != 0;
fb = br.ReadByte(), sb = br.ReadByte())
{
stream.WriteByte(fb);
stream.WriteByte(sb);
}
ft.FileNames.Add(Encoding.Unicode.GetString(stream.ToArray()));
stream.Close();
}
darc.Files = ft;
darc.FileName = Path.GetFileNameWithoutExtension(path);
darc.FilePath = Path.GetDirectoryName(path);
darc.Extension = Path.GetExtension(path);
return darc;
}
}
internal static DARC analyze(string path)
{
DARC darc = new DARC
{
FileName = Path.GetFileNameWithoutExtension(path),
FilePath = Path.GetDirectoryName(path),
Extension = Path.GetExtension(path)
};
using (BinaryReader br = new BinaryReader(File.OpenRead(path))) {
long len = br.BaseStream.Length;
darc.Magic = br.ReadUInt32();
uint m = darc.Magic;
darc.HeaderOffset = 0;
while (m != 0x63726164 && darc.HeaderOffset < len - 4)
{
m = br.ReadUInt32();
darc.HeaderOffset += 4;
}
if (darc.HeaderOffset >= len - 4)
{
darc.valid = false;
return(darc);
}
darc.Magic = m;
darc.valid = true;
darc.BOM = br.ReadUInt16();
darc.HeaderLength = br.ReadUInt16();
darc.Unknown = br.ReadUInt32();
darc.totalLength = br.ReadUInt32();
darc.TableOffset = br.ReadUInt32(); //from start of file
darc.TableOffset += darc.HeaderOffset;
darc.TableLength = br.ReadUInt32();
darc.DataOffset = br.ReadUInt32();
FileTable ft = new FileTable();
br.BaseStream.Seek(darc.TableOffset + 8, SeekOrigin.Begin);
int count = br.ReadByte();
ft.Files = new List <DarcFile>();
ft.FileNames = new List <string>();
br.BaseStream.Seek(darc.TableOffset, SeekOrigin.Begin);
for (int i = 0; i < count; i++)
{
DarcFile file = new DarcFile
{
NameOffset = br.ReadUInt16(),
Parent = br.ReadByte(),
Folder = br.ReadByte(),
Offset = br.ReadUInt32() + darc.HeaderOffset,
Length = br.ReadUInt32()
};
DarcFile f2 = file;
ft.Files.Add(f2);
}
uint NameTableOffset = (uint)br.BaseStream.Position;
for (int i = 0; i < ft.Files.Count; i++)
{
br.BaseStream.Seek(NameTableOffset + ft.Files[i].NameOffset, SeekOrigin.Begin);
MemoryStream stream = new MemoryStream();
for (byte fb = br.ReadByte(), sb = br.ReadByte();
fb != 0 || sb != 0;
fb = br.ReadByte(), sb = br.ReadByte())
{
stream.WriteByte(fb);
stream.WriteByte(sb);
}
ft.FileNames.Add(Encoding.Unicode.GetString(stream.ToArray()));
stream.Close();
}
darc.Files = ft;
darc.FileName = Path.GetFileNameWithoutExtension(path);
darc.FilePath = Path.GetDirectoryName(path);
darc.Extension = Path.GetExtension(path);
return(darc);
}
}