private List <FstFile> recurseFolders(FstFolder folder, List <FstFile> files)
{
files.AddRange(folder.Files);
foreach (FstFolder fl in folder.Folders)
{
recurseFolders(fl, files);
}
return(files);
}
internal static FileSystem Parse(MemorySection ms, FstFile fst, string id, bool isGc)
{
FstFolder fld = new FstFolder(null);
long nFiles = ms.ReadUInt32B(0x8);
if (12 * nFiles > ms.Size)
{
return(null);
}
if (fst != null)
{
fld.Files.Add(fst);
}
recurseFst(ms, fld, 12 * nFiles, 0, id, isGc);
return(new FileSystem(fld));
}
private static uint recurseFst(MemorySection ms, FstFolder folder, long names, uint i, string id, bool isGc)
{
uint j;
uint hdr = ms.ReadUInt32B((int)(12 * i));
long name = names + hdr & 0x00ffffffL;
int type = (int)(hdr >> 24);
string nm = ms.ReadStringToNull((int)name, Encoding.GetEncoding("shift-jis"));
uint size = ms.ReadUInt32B((int)(12 * i + 8));
if (type == 1)
{
FstFolder f = i == 0 ? folder : new FstFolder(folder)
{
Name = nm
};
if (i != 0)
{
folder.Folders.Add(f);
}
for (j = i + 1; j < size;)
{
j = recurseFst(ms, f, names, j, id, isGc);
}
return(size);
}
else
{
int pos = (int)(12 * i + 4);
long doff = ms.ReadUInt32B(pos) * (isGc ? 1L : 4L); //offset in data
size = ms.ReadUInt32B((int)(12 * i + 8));
long off = NStream.DataToOffset(doff, !isGc); //offset in raw partition
folder.Files.Add(new FstFile(folder)
{
DataOffset = doff, Offset = off, Length = size, Name = nm, PartitionId = id, OffsetInFstFile = pos
});
return(i + 1);
}
}
internal FstFile(FstFolder parent)
{
this.Parent = parent;
}
private FileSystem(FstFolder root)
{
this.Root = root;
}
public FstFolder(FstFolder parent)
{
this.Folders = new List <FstFolder>();
this.Files = new List <FstFile>();
this.Parent = parent;
}
public FstFolder(FstFolder parent)
{
Folders = new List <FstFolder>();
Files = new List <FstFile>();
Parent = parent;
}
internal FstFile(FstFolder parent)
{
Parent = parent;
}