protected void LoadRootIsoNode()
{
this.Stream.Position = SectorSize * 0x10;
this.PrimaryVolumeDescriptor = this.Stream.ReadStruct <PrimaryVolumeDescriptor>();
this.Root = new IsoNode(this, PrimaryVolumeDescriptor.DirectoryRecord);
ProcessDirectoryRecord(this.Root);
}
protected void ProcessDirectoryRecord(IsoNode parentIsoNode)
{
var directoryStart = parentIsoNode.DirectoryRecord.Extent * SectorSize;
var directoryLength = parentIsoNode.DirectoryRecord.Size;
var directoryStream = Stream.SliceWithLength(directoryStart, directoryLength);
while (!directoryStream.Eof())
{
//writefln("%08X : %08X : %08X", directoryStream.position, directoryStart, directoryLength);
var directoryRecordSize = (byte)directoryStream.ReadByte();
// Even if a directory spans multiple sectors, the directory entries are not permitted to cross the sector boundary (unlike the path table).
// Where there is not enough space to record an entire directory entry at the end of a sector, that sector is zero-padded and the next
// consecutive sector is used.
if (directoryRecordSize == 0)
{
directoryStream.Position = MathUtils.NextAligned(directoryStream.Position, SectorSize);
//Console.WriteLine("AlignedTo: {0:X}", DirectoryStream.Position);
continue;
}
directoryStream.Position = directoryStream.Position - 1;
//Console.WriteLine("[{0}:{1:X}-{2:X}]", DirectoryRecordSize, DirectoryStream.Position, DirectoryStream.Position + DirectoryRecordSize);
var directoryRecordBytes = new byte[directoryRecordSize];
directoryStream.Read(directoryRecordBytes, 0, directoryRecordSize);
var directoryRecord = StructUtils.BytesToStruct <DirectoryRecord>(directoryRecordBytes);
var name =
Encoding.UTF8.GetString(directoryRecordBytes.Slice(sizeof(DirectoryRecord),
directoryRecord.NameLength));
//Console.WriteLine("{0}", name); Console.ReadKey();
if (name == "\x00" || name == "\x01")
{
continue;
}
//writefln(" %s", name);
var childIsoNode = new IsoNode(this, directoryRecord, name, parentIsoNode);
parentIsoNode.Childs2.Add(childIsoNode);
parentIsoNode.ChildsByName[childIsoNode.Name] = childIsoNode;
parentIsoNode.ChildsByNameUpperCase[childIsoNode.Name.ToUpper()] = childIsoNode;
}
foreach (var child in parentIsoNode.Childs2)
{
if (child.IsDirectory)
{
ProcessDirectoryRecord(child);
}
}
}
protected void ProcessDirectoryRecord(IsoNode ParentIsoNode)
{
var DirectoryStart = ParentIsoNode.DirectoryRecord.Extent * SectorSize;
var DirectoryLength = ParentIsoNode.DirectoryRecord.Size;
var DirectoryStream = this.Stream.SliceWithLength(DirectoryStart, DirectoryLength);
while (!DirectoryStream.Eof())
{
//writefln("%08X : %08X : %08X", directoryStream.position, directoryStart, directoryLength);
byte DirectoryRecordSize;
DirectoryRecordSize = (byte)DirectoryStream.ReadByte();
// Even if a directory spans multiple sectors, the directory entries are not permitted to cross the sector boundary (unlike the path table).
// Where there is not enough space to record an entire directory entry at the end of a sector, that sector is zero-padded and the next
// consecutive sector is used.
if (DirectoryRecordSize == 0)
{
DirectoryStream.Position = MathUtils.NextAligned(DirectoryStream.Position, SectorSize);
//Console.WriteLine("AlignedTo: {0:X}", DirectoryStream.Position);
continue;
}
DirectoryStream.Position = DirectoryStream.Position - 1;
//Console.WriteLine("[{0}:{1:X}-{2:X}]", DirectoryRecordSize, DirectoryStream.Position, DirectoryStream.Position + DirectoryRecordSize);
byte[] DirectoryRecordBytes = new byte[DirectoryRecordSize];
DirectoryStream.Read(DirectoryRecordBytes, 0, DirectoryRecordSize);
var DirectoryRecord = StructUtils.BytesToStruct<DirectoryRecord>(DirectoryRecordBytes);
string name = Encoding.UTF8.GetString(DirectoryRecordBytes.Slice(sizeof(DirectoryRecord), DirectoryRecord.NameLength));
//Console.WriteLine("{0}", name); Console.ReadKey();
if (name == "\x00" || name == "\x01") continue;
//writefln(" %s", name);
var childIsoNode = new IsoNode(this, DirectoryRecord, name, ParentIsoNode);
ParentIsoNode._Childs.Add(childIsoNode);
ParentIsoNode._childsByName[childIsoNode.Name] = childIsoNode;
ParentIsoNode._childsByNameUpperCase[childIsoNode.Name.ToUpper()] = childIsoNode;
}
foreach (var child in ParentIsoNode._Childs)
{
if (child.IsDirectory) ProcessDirectoryRecord(child);
}
}
internal IsoNode(IsoFile Iso, DirectoryRecord directoryRecord, string name = "", IsoNode parent = null)
{
this.Iso = Iso;
this._Parent = parent;
this.DirectoryRecord = directoryRecord;
if (parent != null)
{
this.FullPath = parent.FullPath + "/" + name;
}
else
{
this.FullPath = name;
}
this.Name = name;
//writefln("%s", this.fullPath);
}
public IsoNode Locate(string path)
{
int index = path.IndexOf('/');
string childName, descendencyPath;
if (index < 0)
{
childName = path;
descendencyPath = "";
}
else
{
childName = path.Substring(0, index);
descendencyPath = path.Substring(index + 1);
}
IsoNode childIsoNode = AccessChild(childName);
if (descendencyPath != "")
{
childIsoNode = childIsoNode.Locate(descendencyPath);
}
return(childIsoNode);
}
internal IsoNode(IsoFile Iso, DirectoryRecord directoryRecord, string name = "", IsoNode parent = null)
{
this.Iso = Iso;
this._Parent = parent;
this.DirectoryRecord = directoryRecord;
if (parent != null)
{
this.FullPath = parent.FullPath + "/" + name;
}
else
{
this.FullPath = name;
}
this.Name = name;
//writefln("%s", this.fullPath);
}
protected void LoadRootIsoNode()
{
this.Stream.Position = SectorSize * 0x10;
this.PrimaryVolumeDescriptor = this.Stream.ReadStruct<PrimaryVolumeDescriptor>();
this.Root = new IsoNode(this, PrimaryVolumeDescriptor.DirectoryRecord);
ProcessDirectoryRecord(this.Root);
}
public unsafe void _IoGetstat(IsoNode IsoNode, SceIoStat* Stat)
{
//IsoNode.DirectoryRecord.Date
Stat->Mode = 0;
Stat->Mode |= SceMode.UserCanRead | SceMode.UserCanWrite | SceMode.UserCanExecute;
Stat->Mode |= SceMode.GroupCanRead | SceMode.GroupCanWrite | SceMode.GroupCanExecute;
Stat->Mode |= SceMode.OtherCanRead | SceMode.OtherCanWrite | SceMode.OtherCanExecute;
if (IsoNode.IsDirectory)
{
Stat->Mode = SceMode.Directory;
Stat->Attributes = IOFileModes.Directory;
}
else
{
Stat->Mode = SceMode.File;
Stat->Attributes = IOFileModes.File | IOFileModes.CanRead | IOFileModes.CanWrite | IOFileModes.CanExecute;
}
Stat->Size = IsoNode.DirectoryRecord.Size;
Stat->TimeCreation = ScePspDateTime.FromDateTime(IsoNode.DirectoryRecord.Date);
Stat->TimeLastAccess = ScePspDateTime.FromDateTime(IsoNode.DirectoryRecord.Date);
Stat->TimeLastModification = ScePspDateTime.FromDateTime(IsoNode.DirectoryRecord.Date);
Stat->DeviceDependentData0 = IsoNode.DirectoryRecord.Extent;
//Stat[0].DeviceDependentData
//throw new NotImplementedException();
}
