internal FATXReadContents xRead() { FATXReadContents xreturn = new FATXReadContents(); try { xDrive.GetIO(); List <FATXEntry> xEntries = new List <FATXEntry>(); uint[] xBlocks = Partition.xTable.GetBlocks(xStartBlock); for (int i = 0; i < xBlocks.Length; i++) { long xCurrent = Partition.BlockToOffset(xBlocks[i]); if (xCurrent == -1) { break; } for (int x = 0; x < Partition.xEntryCount; x++) { xDrive.xIO.Position = xCurrent + (0x40 * x); FATXEntry z = new FATXEntry((xCurrent + (0x40 * x)), xDrive.xIO.ReadBytes(0x40), ref xDrive); z.SetAtts(Partition); if (z.xIsValid) { xEntries.Add(z); } else if (z.xNLen != 0xE5) { break; } } } xreturn.xfolds = new List <FATXFolderEntry>(); xreturn.xfiles = new List <FATXFileEntry>(); for (int i = 0; i < xEntries.Count; i++) { if (xEntries[i].IsFolder) { xreturn.xfolds.Add(new FATXFolderEntry(xEntries[i], ref xDrive)); } else { xreturn.xfiles.Add(new FATXFileEntry(xEntries[i], ref xDrive)); } } return(xreturn); } catch { return(xreturn = null); } }
internal FATXPartition(long xOffset, long xPartitionSize, FATXDrive xDrive, string xLocaleName) { xdrive = xDrive; xName = xLocaleName; xBase = xOffset; xDrive.GetIO(); xDrive.xIO.IsBigEndian = true; xDrive.xIO.Position = xOffset; if (xDrive.xIO.ReadUInt32() != 0x58544146) return; xDrive.xIO.ReadBytes(4); // Partition ID SectorsPerBlock = xDrive.xIO.ReadUInt32(); uint blockct = (uint)(xPartitionSize / xBlockSize); if (blockct < 0xFFF5) FatType = FATXType.FATX16; else FatType = FATXType.FATX32; uint dirblock = xdrive.xIO.ReadUInt32(); xFATSize = (int)(blockct * (byte)FatType); xFATSize += (0x1000 - (xFATSize % 0x1000)); xTable = new AllocationTable(new DJsIO(true), (uint)((xPartitionSize - 0x1000 - xFATSize) / xBlockSize), FatType); xTable.xAllocTable.Position = 0; xDrive.xIO.Position = xFATLocale; for (int i = 0; i < xFATSize; i += 0x1000) xTable.xAllocTable.Write(xdrive.xIO.ReadBytes(0x1000)); xTable.xAllocTable.Flush(); long DirOffset = BlockToOffset(dirblock); xFolders = new List<FATXFolderEntry>(); xFiles = new List<FATXFileEntry>(); List<FATXEntry> xEntries = new List<FATXEntry>(); for (byte x = 0; x < xEntryCount; x++) { xDrive.xIO.Position = DirOffset + (0x40 * x); FATXEntry z = new FATXEntry((DirOffset + (0x40 * x)), xdrive.xIO.ReadBytes(0x40), ref xdrive); z.SetAtts(this); if (z.xIsValid) xEntries.Add(z); else if (z.xNLen != 0xE5) break; } foreach (FATXEntry x in xEntries) { if (x.IsFolder) xFolders.Add(new FATXFolderEntry(x, ref xdrive)); else xFiles.Add(new FATXFileEntry(x, ref xdrive)); } xExtParts = new List<FATXPartition>(); for (int i = 0; i < xFiles.Count; i++) { if (xFiles[i].Name.ToLower() != "extendedsystem.partition") continue; FATXPartition x = new FATXPartition(BlockToOffset(xFiles[i].StartBlock), xFiles[i].Size, xdrive, xFiles[i].Name); if (!x.IsValid) continue; xExtParts.Add(x); xFiles.RemoveAt(i--); } }
internal FATXReadContents xRead() { FATXReadContents xreturn = new FATXReadContents(); try { xDrive.GetIO(); List<FATXEntry> xEntries = new List<FATXEntry>(); uint[] xBlocks = Partition.xTable.GetBlocks(xStartBlock); for (int i = 0; i < xBlocks.Length; i++) { long xCurrent = Partition.BlockToOffset(xBlocks[i]); if (xCurrent == -1) break; for (int x = 0; x < Partition.xEntryCount; x++) { xDrive.xIO.Position = xCurrent + (0x40 * x); FATXEntry z = new FATXEntry((xCurrent + (0x40 * x)), xDrive.xIO.ReadBytes(0x40), ref xDrive); z.SetAtts(Partition); if (z.xIsValid) xEntries.Add(z); else if (z.xNLen != 0xE5) break; } } xreturn.xfolds = new List<FATXFolderEntry>(); xreturn.xfiles = new List<FATXFileEntry>(); for (int i = 0; i < xEntries.Count; i++) { if (xEntries[i].IsFolder) xreturn.xfolds.Add(new FATXFolderEntry(xEntries[i], ref xDrive)); else xreturn.xfiles.Add(new FATXFileEntry(xEntries[i], ref xDrive)); } return xreturn; } catch { return (xreturn = null); } }
public FATXPartition(long xOffset, long xPartitionSize, FATXDrive xDrive, string xLocaleName) { xdrive = xDrive; xName = xLocaleName; xBase = xOffset; xDrive.GetIO(); xDrive.xIO.IsBigEndian = true; xDrive.xIO.Position = xOffset; string fatX = Encoding.ASCII.GetString(xdrive.xIO.ReadBytes(4).Reverse().ToArray()); if (fatX != "FATX") return; //if (xDrive.xIO.ReadUInt32() != 0x58544146) // return; var VolumeID = xDrive.xIO.ReadUInt32(); // Partition ID (884418784) SectorsPerBlock = xDrive.xIO.ReadUInt32();//Cluster size in (512 byte) sectors uint blockct = (uint)(xPartitionSize / xBlockSize); if (blockct < 0xFFF5 && xLocaleName != "Content") FatType = FATXType.FATX16; else FatType = FATXType.FATX32; uint dirblock = (uint)xdrive.xIO.ReadUInt32(); //Number of FAT copies xFATSize = (int)(blockct * (byte)FatType); xFATSize += (0x1000 - (xFATSize % 0x1000)); xTable = new AllocationTable(new DJsIO(true), (uint)((xPartitionSize - 0x1000 - xFATSize) / xBlockSize), FatType); xTable.xAllocTable.Position = 0; xDrive.xIO.Position = xFATLocale; for (int i = 0; i < xFATSize; i += 0x1000) { var blockBytes = xdrive.xIO.ReadBytes(0x1000); xTable.xAllocTable.Write(blockBytes); } xTable.xAllocTable.Flush(); long DirOffset = BlockToOffset(dirblock); xFolders = new List<FATXFolderEntry>(); xFiles = new List<FATXFileEntry>(); var xEntries = new List<FATXEntry>(); for (byte x = 0; x < xEntryCount; x++) { var offset = (DirOffset + (0x40 * x)); xDrive.xIO.Position = offset; var entry64 = xdrive.xIO.ReadBytes(0x40); FATXEntry z = new FATXEntry(FatType, offset, entry64, ref xdrive); z.SetAtts(this); if (z.xIsValid) { xEntries.Add(z); } else if (z.xNLen == 0xE5) { } else if (z.xNLen != 0xE5) { break; } } foreach (FATXEntry x in xEntries) { if (x.IsFolder) { xFolders.Add(new FATXFolderEntry(null, x, this.PartitionName + "/" + x.Name)); } else { xFiles.Add(new FATXFileEntry(null, x)); } } xExtParts = new List<FATXPartition>(); for (int i = 0; i < xFiles.Count; i++) { if (xFiles[i].Name.ToLower() != "extendedsystem.partition") continue; var x = new FATXPartition( BlockToOffset(xFiles[i].StartBlock), xFiles[i].Size, xdrive, xFiles[i].Name); if (!x.IsValid) continue; xExtParts.Add(x); xFiles.RemoveAt(i--); } }
public FATXReadContents xRead() { FATXReadContents xreturn = new FATXReadContents(); try { xDrive.GetIO(); if (!Partition.xTable.xAllocTable.Accessed) { return null; } List<FATXEntry> xEntries = new List<FATXEntry>(); uint[] xBlocks = Partition.xTable.GetBlocks(xStartBlock); for (int i = 0; i < xBlocks.Length; i++) { long xCurrent = Partition.BlockToOffset(xBlocks[i]); if (xCurrent == -1) break; for (int x = 0; x < Partition.xEntryCount; x++) { xDrive.xIO.Position = xCurrent + (0x40 * x); FATXEntry z = new FATXEntry(Partition.FatType, (xCurrent + (0x40 * x)), xDrive.xIO.ReadBytes(0x40), ref xDrive); z.SetAtts(Partition); if (z.xIsValid) { xEntries.Add(z); } else { if (z.xNLen != 0xE5) break; } } } xreturn.xfolds = new List<FATXFolderEntry>(); xreturn.xfiles = new List<FATXFileEntry>(); for (int i = 0; i < xEntries.Count; i++) { if (xEntries[i].IsFolder) { if (string.Compare(xEntries[i].Name, this.Name, true) != 0) { var f = new FATXFolderEntry(this, xEntries[i], Path + "/" + xEntries[i].Name); xreturn.xfolds.Add(f); } } else { var f = new FATXFileEntry(this, xEntries[i]); xreturn.xfiles.Add(f); } } return xreturn; } catch { return (xreturn = null); } }
/* Note: Have plans for safer and better manipulation to prevent * minimal block loss to human error */ /// <summary> /// Adds a folder /// </summary> /// <param name="FolderName"></param> /// <returns></returns> public bool AddFolder(string FolderName) { if (!VariousFunctions.IsValidXboxName(FolderName)) return false; if (xDrive.ActiveCheck()) return false; try { FATXReadContents xconts = xRead(); if (xconts == null) return false; foreach (FATXFolderEntry x in xconts.xfolds) { if (string.Compare(x.Name , FolderName,true)==0) return (xDrive.xActive = false); } var b = new byte[Partition.xBlockSize]; for (int x = 0; x < 4; x++) b[x] = 0x00; for (int x = 4; x < b.Length; x++) { b[x] = 0xFF; } DJsIO xIOIn = new DJsIO(b, true); uint xnew = 0; long xpos = GetNewEntryPos(out xnew); if (xpos == -1) return (xDrive.xActive = false); var blockCount = xIOIn.BlockCountFATX(Partition); var xnewIndex = xnew + 1; uint[] blocks = Partition.xTable.GetNewBlockChain(blockCount, xnewIndex); if (blocks.Length == 0) return (xDrive.xActive = false); if (!Partition.WriteFile(blocks, ref xIOIn)) return (xDrive.xActive = false); FATXEntry y = new FATXEntry(this, FolderName, blocks[0], (int)xIOIn.Length, xpos, true, ref xDrive); //y.FatEntry = new FATXEntry64(xData); y.SetAtts(this.Partition); if (!y.xWriteEntry()) return (xDrive.xActive = false); if (xnew > 0) { var fileblocks = Partition.xTable.GetBlocks(xStartBlock).ToList(); fileblocks.Add(xnew); uint[] xtemp = fileblocks.ToArray(); if (!Partition.xTable.WriteChain(ref xtemp)) return (xDrive.xActive = false); } if (!Partition.xTable.WriteChain(ref blocks)) return (xDrive.xActive = false); if (Partition.WriteAllocTable()) return !(xDrive.xActive = false); return (xDrive.xActive = false); } catch { return xDrive.xActive = false; } }
internal FATXPartition(long xOffset, long xPartitionSize, FATXDrive xDrive, string xLocaleName) { xdrive = xDrive; xName = xLocaleName; xBase = xOffset; xDrive.GetIO(); xDrive.xIO.IsBigEndian = true; xDrive.xIO.Position = xOffset; if (xDrive.xIO.ReadUInt32() != 0x58544146) { return; } xDrive.xIO.ReadBytes(4); // Partition ID SectorsPerBlock = xDrive.xIO.ReadUInt32(); uint blockct = (uint)(xPartitionSize / xBlockSize); if (blockct < 0xFFF5) { FatType = FATXType.FATX16; } else { FatType = FATXType.FATX32; } uint dirblock = xdrive.xIO.ReadUInt32(); xFATSize = (int)(blockct * (byte)FatType); xFATSize += (0x1000 - (xFATSize % 0x1000)); xTable = new AllocationTable(new DJsIO(true), (uint)((xPartitionSize - 0x1000 - xFATSize) / xBlockSize), FatType); xTable.xAllocTable.Position = 0; xDrive.xIO.Position = xFATLocale; for (int i = 0; i < xFATSize; i += 0x1000) { xTable.xAllocTable.Write(xdrive.xIO.ReadBytes(0x1000)); } xTable.xAllocTable.Flush(); long DirOffset = BlockToOffset(dirblock); xFolders = new List <FATXFolderEntry>(); xFiles = new List <FATXFileEntry>(); List <FATXEntry> xEntries = new List <FATXEntry>(); for (byte x = 0; x < xEntryCount; x++) { xDrive.xIO.Position = DirOffset + (0x40 * x); FATXEntry z = new FATXEntry((DirOffset + (0x40 * x)), xdrive.xIO.ReadBytes(0x40), ref xdrive); z.SetAtts(this); if (z.xIsValid) { xEntries.Add(z); } else if (z.xNLen != 0xE5) { break; } } foreach (FATXEntry x in xEntries) { if (x.IsFolder) { xFolders.Add(new FATXFolderEntry(x, ref xdrive)); } else { xFiles.Add(new FATXFileEntry(x, ref xdrive)); } } xExtParts = new List <FATXPartition>(); for (int i = 0; i < xFiles.Count; i++) { if (xFiles[i].Name.ToLower() != "extendedsystem.partition") { continue; } FATXPartition x = new FATXPartition(BlockToOffset(xFiles[i].StartBlock), xFiles[i].Size, xdrive, xFiles[i].Name); if (!x.IsValid) { continue; } xExtParts.Add(x); xFiles.RemoveAt(i--); } }