395 lines
14 KiB
C#
395 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text;
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using System.Threading.Tasks;
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using Switch_Toolbox;
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using System.Windows.Forms;
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using Switch_Toolbox.Library;
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using Switch_Toolbox.Library.IO;
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namespace FirstPlugin
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{
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public class SDF : TreeNodeFile, IFileFormat
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{
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public bool CanSave { get; set; }
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public string[] Description { get; set; } = new string[] { "Snow Engine Data Table Of Contents" };
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public string[] Extension { get; set; } = new string[] { "*.sdftoc" };
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public string FileName { get; set; }
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public string FilePath { get; set; }
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public IFileInfo IFileInfo { get; set; }
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public bool Identify(System.IO.Stream stream)
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{
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using (var reader = new Switch_Toolbox.Library.IO.FileReader(stream, true))
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{
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return reader.CheckSignature(4, "WEST");
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}
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}
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public Type[] Types
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{
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get
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{
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List<Type> types = new List<Type>();
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return types.ToArray();
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}
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}
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SDFTOC_Header Header;
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SDFTOC_ID startId;
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int[] block1;
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SDFTOC_ID[] blockIds;
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SDFTOC_Block2[] block2Array;
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byte[] DecompressedBlock;
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SDFTOC_ID endId;
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List<string> FilePaths = new List<string>();
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//Thanks to https://github.com/GoldFarmer/rouge_sdf/blob/master/main.cpp for docs/structs
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public void Load(System.IO.Stream stream)
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{
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using (var reader = new FileReader(stream))
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{
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reader.ByteOrder = Syroot.BinaryData.ByteOrder.LittleEndian;
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//Read header
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Header = new SDFTOC_Header();
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Header.Read(reader);
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//Read first id
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startId = new SDFTOC_ID(reader);
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//Check this flag
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byte Flag1 = reader.ReadByte();
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if (Flag1 != 0)
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{
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byte[] unk = reader.ReadBytes(0x140);
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}
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//Read first block
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block1 = reader.ReadInt32s((int)Header.Block1Count);
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//Read ID blocks
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blockIds = new SDFTOC_ID[Header.Block1Count];
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for (int i = 0; i < Header.Block1Count; i++)
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{
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blockIds[i] = new SDFTOC_ID(reader);
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}
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//Read block 2 (DDS headers)
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block2Array = new SDFTOC_Block2[Header.Block2Count];
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for (int i = 0; i < Header.Block2Count; i++)
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{
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block2Array[i] = new SDFTOC_Block2(reader, Header);
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}
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//Here is the compressed block. Check the magic first
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uint magic = reader.ReadUInt32();
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reader.Seek(-4, SeekOrigin.Current);
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//Read and decompress the compressed block
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//Contains file names and block info
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DecompressNameBlock(magic, reader.ReadBytes((int)Header.CompressedSize), Header);
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//Read last id
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endId = new SDFTOC_ID(reader);
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Text = FileName;
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LoadTree();
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}
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}
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private void LoadTree()
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{
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// Get a list of everything under the users' temp folder as an example
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string[] fileList;
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fileList = FilePaths.ToArray();
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// Parse the file list into a TreeNode collection
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// TreeNode node = GetNodes(new TreeNode(), fileList);
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// Nodes.Add(node); // Add the new nodes
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// Copy the new nodes to an array
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// int nodeCount = node.Nodes.Count;
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// TreeNode[] nodes = new TreeNode[nodeCount];
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// node.Nodes.CopyTo(nodes, 0);
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// Nodes.AddRange(nodes); // Add the new nodes
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}
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private TreeNode GetNodes(TreeNode parent, string[] fileList)
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{
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// build a TreeNode collection from the file list
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foreach (string strPath in fileList)
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{
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// Every time we parse a new file path, we start at the top level again
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TreeNode thisParent = parent;
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// split the file path into pieces at every backslash
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foreach (string pathPart in strPath.Split('\\'))
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{
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// check if we already have a node for this
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TreeNode[] tn = thisParent.Nodes.Find(pathPart, false);
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if (tn.Length == 0)
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{
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// no node found, so add one
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thisParent = thisParent.Nodes.Add(pathPart, pathPart);
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}
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else
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{
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// we already have this node, so use it as the parent of the next part of the path
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thisParent = tn[0];
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}
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}
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}
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return parent;
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}
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void FillTreeNodes(TreeNode root, List<string> files)
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{
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var rootText = root.Text;
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var rootTextLength = rootText.Length;
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var nodeStrings = files;
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foreach (var node in nodeStrings)
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{
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string nodeString = node;
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nodeString = nodeString.Replace(@"\", "/");
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var roots = nodeString.Split(new char[] { '/' },
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StringSplitOptions.RemoveEmptyEntries);
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// The initial parent is the root node
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var parentNode = root;
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var sb = new StringBuilder(rootText, nodeString.Length + rootTextLength);
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for (int rootIndex = 0; rootIndex < roots.Length; rootIndex++)
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{
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// Build the node name
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var parentName = roots[rootIndex];
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sb.Append("/");
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sb.Append(parentName);
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var nodeName = sb.ToString();
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// Search for the node
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var index = parentNode.Nodes.IndexOfKey(nodeName);
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if (index == -1)
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{
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// Node was not found, add it
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var temp = new TreeNode(parentName, 0, 0);
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if (rootIndex == roots.Length - 1)
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temp = new TreeNode(parentName); //File entry
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temp.Name = nodeName;
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parentNode.Nodes.Add(temp);
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parentNode = temp;
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}
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else
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{
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// Node was found, set that as parent and continue
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parentNode = parentNode.Nodes[index];
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}
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}
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}
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}
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public void DecompressNameBlock(uint magic, byte[] CompressedBlock, SDFTOC_Header header)
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{
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byte[] decomp = null;
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if (magic == 0xDFF25B82 || magic == 0xFD2FB528)
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decomp = STLibraryCompression.ZSTD.Decompress(CompressedBlock);
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else if (header.Version > 22)
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decomp = STLibraryCompression.Type_LZ4.Decompress(CompressedBlock);
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else
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decomp = STLibraryCompression.ZLIB.Decompress(CompressedBlock);
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//Now it's decompressed lets parse!
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using (var reader = new FileReader(decomp))
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{
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ParseNames(reader);
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}
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}
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private ulong readVariadicInteger(int Count, FileReader reader)
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{
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ulong result = 0;
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for (int i = 0; i < Count; i++)
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{
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result |= (ulong)(reader.ReadByte()) << (i * 8);
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}
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return result;
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}
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public void ParseNames(FileReader reader, string Name = "")
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{
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if (!Name.Contains("dummy"))
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FilePaths.Add(Name);
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char ch = reader.ReadChar();
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if (ch == 0)
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throw new Exception("Unexcepted byte in file tree");
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if (ch >= 1 && ch <= 0x1f) //string part
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{
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while (ch-- != 0)
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{
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Name += reader.ReadChar();
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}
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ParseNames(reader, Name);
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}
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else if (ch >= 'A' && ch <= 'Z') //file entry
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{
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int var = Convert.ToInt32(ch - 'A');
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ch = Convert.ToChar(var);
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int count1 = ch >> 7;
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int flag1 = (ch >> 3) & 1;
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if (count1 != 0)
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{
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uint strangeId = reader.ReadUInt32();
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byte chr2 = reader.ReadByte();
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int byteCount = chr2 & 3;
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int byteValue = chr2 >> 2;
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ulong DdsType = readVariadicInteger(byteCount, reader);
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for (int chunkIndex = 0; chunkIndex < count1; chunkIndex++)
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{
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byte ch3 = reader.ReadByte();
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int compressedSizeByteCount = (ch3 & 3) + 1;
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int packageOffsetByteCount = (ch3 >> 2) & 7;
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int hasCompression = (ch3 >> 5) & 1;
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ulong decompressedSize = readVariadicInteger(compressedSizeByteCount, reader);
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ulong compressedSize = 0;
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ulong packageOffset = 0;
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if (hasCompression != 0)
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{
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compressedSize = readVariadicInteger(compressedSizeByteCount, reader);
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}
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if (packageOffsetByteCount != 0)
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{
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packageOffset = readVariadicInteger(packageOffsetByteCount, reader);
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}
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ulong packageId = readVariadicInteger(2, reader);
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List<ulong> compSizeArray = new List<ulong>();
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if (hasCompression != 0)
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{
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ulong pageCount = (decompressedSize + 0xffff) >> 16;
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if (pageCount > 1)
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{
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for (ulong page = 0; page < pageCount; page++)
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{
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ulong compSize = readVariadicInteger(2, reader);
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compSizeArray.Add(compSize);
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}
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}
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}
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ulong fileId = readVariadicInteger(4, reader);
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if (compSizeArray.Count == 0 && hasCompression != 0)
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compSizeArray.Add(compressedSize);
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DumpFile(Name, packageId, packageOffset, decompressedSize, compSizeArray, DdsType, chunkIndex != 0, byteCount != 0 && chunkIndex == 0);
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}
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}
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if (flag1 != 0)
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{
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byte ch3 = reader.ReadByte();
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while (ch3-- != 0)
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{
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byte ch3_1 = reader.ReadByte();
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byte ch3_2 = reader.ReadByte();
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}
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}
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}
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else
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{
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uint offset = reader.ReadUInt32();
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ParseNames(reader, Name);
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reader.Seek(offset, SeekOrigin.Begin);
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ParseNames(reader, Name);
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}
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}
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public void DumpFile(string Name, ulong packageId, ulong packageOffset, ulong decompresedSize,
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List<ulong> compressedSize, ulong ddsType, bool Append, bool UseDDS)
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{
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string layer;
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}
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public void Unload()
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{
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}
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public byte[] Save()
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{
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return null;
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}
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public class SDFTOC_Header
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{
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public uint Version { get; set; }
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public uint DecompressedSize { get; set; }
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public uint CompressedSize { get; set; }
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public uint Zero { get; set; }
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public uint Block1Count { get; set; }
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public uint Block2Count { get; set; }
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public void Read(FileReader reader)
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{
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reader.CheckSignature(4, "WEST");
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reader.Seek(4, System.IO.SeekOrigin.Begin);
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Version = reader.ReadUInt32();
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DecompressedSize = reader.ReadUInt32();
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CompressedSize = reader.ReadUInt32();
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Zero = reader.ReadUInt32();
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Block1Count = reader.ReadUInt32();
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Block2Count = reader.ReadUInt32();
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}
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}
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public class SDFTOC_ID
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{
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public ulong ubisoft { get; set; }
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public byte[] Data { get; set; }
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public ulong massive { get; set; }
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public SDFTOC_ID(FileReader reader)
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{
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ubisoft = reader.ReadUInt64();
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Data = reader.ReadBytes(0x20);
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massive = reader.ReadUInt64();
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}
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}
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public class SDFTOC_Block2 //Seems to be for DDS headers
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{
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public uint UsedBytes { get; set; }
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public byte[] Data { get; set; }
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public SDFTOC_Block2(FileReader reader, SDFTOC_Header header)
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{
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if (header.Version == 22)
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{
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UsedBytes = reader.ReadUInt32();
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Data = reader.ReadBytes(0xC8);
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}
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else
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{
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UsedBytes = reader.ReadUInt32();
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Data = reader.ReadBytes(0x94);
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}
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}
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}
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}
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}
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