// Do not feel like recoding this function.
public void CreateNewEntry(EntryData Edata)
{
Streams.Reader br = Parent.Drive.Reader();
//Set our position so that we can read the entry location
br.BaseStream.Position = VariousFunctions.DownToNearest200(Edata.EntryOffset);
byte[] buffer = br.ReadBytes(0x200);
//Create our binary writer
Streams.Writer bw = new Streams.Writer(new System.IO.MemoryStream(buffer));
//Set our position to where the entry is
long EntryOffset = Edata.EntryOffset - VariousFunctions.DownToNearest200(Edata.EntryOffset);
bw.BaseStream.Position = EntryOffset;
//Write our entry
bw.Write(Edata.NameSize);
bw.Write(Edata.Flags);
bw.Write(Encoding.ASCII.GetBytes(Edata.Name));
if (Edata.NameSize != 0xE5)
{
int FFLength = 0x2A - Edata.NameSize;
byte[] FF = new byte[FFLength];
for (int i = 0; i < FFLength; i++)
{
FF[i] = 0xFF;
}
bw.Write(FF);
}
else
{
bw.BaseStream.Position += 0x2A - Edata.Name.Length;
}
//Right here, we need to make everything a byte array, as it feels like writing
//everything in little endian for some reason...
byte[] StartingCluster = BitConverter.GetBytes(Edata.StartingCluster);
Array.Reverse(StartingCluster);
bw.Write(StartingCluster);
byte[] Size = BitConverter.GetBytes(Edata.Size);
Array.Reverse(Size);
bw.Write(Size);
//Write ref the creation date/time 3 times
byte[] CreationDate = BitConverter.GetBytes(Edata.CreationDate);
byte[] CreationTime = BitConverter.GetBytes(Edata.CreationTime);
byte[] AccessDate = BitConverter.GetBytes(Edata.AccessDate);
byte[] AccessTime = BitConverter.GetBytes(Edata.AccessTime);
byte[] ModifiedDate = BitConverter.GetBytes(Edata.ModifiedDate);
byte[] ModifiedTime = BitConverter.GetBytes(Edata.ModifiedTime);
Array.Reverse(CreationDate);
Array.Reverse(CreationTime);
Array.Reverse(AccessDate);
Array.Reverse(AccessTime);
Array.Reverse(ModifiedDate);
Array.Reverse(ModifiedTime);
bw.Write(CreationDate);
bw.Write(CreationTime);
bw.Write(AccessDate);
bw.Write(AccessTime);
bw.Write(ModifiedDate);
bw.Write(ModifiedTime);
//Close our writer
bw.Close();
//Get our IO
bw = Parent.Drive.Writer();
bw.BaseStream.Position = VariousFunctions.DownToNearest200(Edata.EntryOffset);
//Write ref our buffer
bw.Write(buffer);
}
/* AUTOMATICALLY CREATES SHIT */
public EntryData GetNewEntry(Folder Destination, uint Size, Geometry.Flags[] Flags, string EntryName)
{
if (!VariousFunctions.CheckFileName(EntryName))
{
throw new ArgumentException("Invalid name: \"" + EntryName + "\"", "EntryName");
}
EntryData newEntryData = new EntryData();
newEntryData.EntryOffset = GetNewEntryOffset(Destination);
ushort Date = VariousFunctions.DateTimeToFATShort(DateTime.Now, true);
ushort Time = VariousFunctions.DateTimeToFATShort(DateTime.Now, false);
newEntryData.CreationDate = Date;
newEntryData.CreationTime = Time;
newEntryData.ModifiedDate = Date;
newEntryData.ModifiedTime = Time;
newEntryData.AccessDate = Date;
newEntryData.AccessTime = Time;
if (Flags.Length != 0)
{
newEntryData.Flags = VariousFunctions.FlagsToByte(Flags);
}
else
{
newEntryData.Flags = 0;
}
newEntryData.Size = Size;
newEntryData.Name = EntryName;
newEntryData.NameSize = (byte)EntryName.Length;
if ((Size == 0 && Flags.Contains(Geometry.Flags.Directory)) || (Size != 0 && Flags.Length == 0))
{
newEntryData.StartingCluster = Destination.Drive.GetFreeBlocks(Destination, 1, 0, 0, false)[0];
}
else
{
newEntryData.StartingCluster = 0;
}
WriteFATChain(new uint[] { newEntryData.StartingCluster });
CreateNewEntry(newEntryData);
return newEntryData;
}
public EntryData[] EntryDataFromBlock(uint Block)
{
bool Break = false;
List<EntryData> eList = new List<EntryData>();
// Get our binary reader
Streams.Reader r1 = Parent.Drive.Reader();
r1.BaseStream.Position = VariousFunctions.GetBlockOffset(Block, Parent);
/* Parent.PartitionInfo.Clusters / 0x40 / 0x8 because if each
* entry is 0x40 in length and the cluster is filled to the
* max with cluster entries, then we can do division to get
* the number of entries that would be in that cluster
* the 0x8 part is because on drives we have to read in intervals
* of 0x200 right? So if Parent.PartitionInfo.Clusters / 0x40 = 0x100,
* then that means that there are 0x100 entries per cluster...
* divide that by 8 (the number of clusters within a 0x200 interval) and
* that's how many shits we have to go forward */
for (int j = 0; j < Parent.PartitionInfo.ClusterSize / 0x1000; j++)
{
// Increment our position
// Open another reader using a memory stream
long r1Position = r1.BaseStream.Position;
Streams.Reader r = new CLKsFATXLib.Streams.Reader(new System.IO.MemoryStream(r1.ReadBytes(0x1000)));
for (int k = 0; k < (0x1000 / 0x40); k++)
{
// Check to see if we've passed the last entry...
uint val = r.ReadUInt32();
if (val == 0x0 || val == 0xFFFFFFFF)
{
Break = true;
break;
}
// Go back four bytes because we just checked the next four...
r.BaseStream.Position -= 4;
long StartOffset = r.BaseStream.Position;
EntryData e = new EntryData();
e.EntryOffset = r.BaseStream.Position + r1Position;
e.NameSize = r.ReadByte();
e.Flags = r.ReadByte();
/* Because some f*****g smart guy decided to put the
* deleted flag in the name size field, we have to check
* if it's deleted or not...*/
if (e.NameSize == 0xE5)
{
// Fuckers
e.Name = Encoding.ASCII.GetString(r.ReadBytes(0x2A));
}
else
{
e.Name = Encoding.ASCII.GetString(r.ReadBytes(e.NameSize));
}
r.BaseStream.Position = StartOffset + 0x2C;
e.StartingCluster = r.ReadUInt32();
e.Size = r.ReadUInt32();
e.CreationDate = r.ReadUInt16();
e.CreationTime = r.ReadUInt16();
e.AccessDate = r.ReadUInt16();
e.AccessTime = r.ReadUInt16();
e.ModifiedDate = r.ReadUInt16();
e.ModifiedTime = r.ReadUInt16();
eList.Add(e);
}
r.Close();
if (Break)
{
break;
}
}
return eList.ToArray();
}
public File(PartitionInfo Partition, EntryData EntryData, Drive Drive)
: base(Partition, EntryData, Drive)
{
}
public Entry(PartitionInfo Partition, EntryData EntryData, Drive Drive)
{
this.PartitionInfo = Partition;
this.Drive = Drive;
this.EntryData = EntryData;
}
/// <summary>
/// Default constructor for the folder class
/// </summary>
/// <param name="Partition">Partition information to which this folder belongs to</param>
/// <param name="EntryData">The entry data for this folder</param>
/// <param name="Drive">Drive which this folder belongs to</param>
public Folder(PartitionInfo Partition, EntryData EntryData, Drive Drive)
: base(Partition, EntryData, Drive)
{
ReturnDeletedEntries = false;
}
