public PssgAttribute(PssgBinaryReader reader, PssgFile file, PssgNode node) { this.file = file; ParentNode = node; id = reader.ReadInt32(); size = reader.ReadInt32(); if (size == 4) { data = reader.ReadBytes(size); return; } else if (size > 4) { int strlen = reader.ReadInt32(); if (size - 4 == strlen) { data = reader.ReadPSSGString(strlen); return; } else { reader.Seek(-4, System.IO.SeekOrigin.Current); } } data = reader.ReadBytes(size); }
public PssgNode(PssgBinaryReader reader, PssgFile file, PssgNode node, bool useDataNodeCheck) { this.file = file; ParentNode = node; id = reader.ReadInt32(); size = reader.ReadInt32(); long end = reader.BaseStream.Position + size; attributeSize = reader.ReadInt32(); long attributeEnd = reader.BaseStream.Position + attributeSize; if (attributeEnd > reader.BaseStream.Length || end > reader.BaseStream.Length) { throw new Exception("This file is improperly saved and not supported by this version of the PSSG editor." + Environment.NewLine + Environment.NewLine + "Get an older version of the program if you wish to take out its contents, but, put it back together using this program and a non-modded version of the pssg file."); } // Each attr is at least 8 bytes (id + size), so take a conservative guess attributes = new Dictionary<string, PssgAttribute>(); PssgAttribute attr; while (reader.BaseStream.Position < attributeEnd) { attr = new PssgAttribute(reader, file, this); attributes.Add(attr.Name, attr); } switch (Name) { case "BOUNDINGBOX": case "DATA": case "DATABLOCKDATA": case "DATABLOCKBUFFERED": case "INDEXSOURCEDATA": case "INVERSEBINDMATRIX": case "MODIFIERNETWORKINSTANCEUNIQUEMODIFIERINPUT": case "NeAnimPacketData_B1": case "NeAnimPacketData_B4": case "RENDERINTERFACEBOUNDBUFFERED": case "SHADERINPUT": case "TEXTUREIMAGEBLOCKDATA": case "TRANSFORM": isDataNode = true; break; } if (isDataNode == false && useDataNodeCheck == true) { long currentPos = reader.BaseStream.Position; // Check if it has subnodes while (reader.BaseStream.Position < end) { int tempID = reader.ReadInt32(); if (tempID > file.nodeInfo.Length || tempID < 0) { isDataNode = true; break; } else { int tempSize = reader.ReadInt32(); if ((reader.BaseStream.Position + tempSize > end) || (tempSize == 0 && tempID == 0) || tempSize < 0) { isDataNode = true; break; } else if (reader.BaseStream.Position + tempSize == end) { break; } else { reader.BaseStream.Position += tempSize; } } } reader.BaseStream.Position = currentPos; } if (isDataNode) { data = reader.ReadBytes((int)(end - reader.BaseStream.Position)); } else { // Each node at least 12 bytes (id + size + arg size) subNodes = new PssgNode[(end - reader.BaseStream.Position) / 12]; int nodeCount = 0; while (reader.BaseStream.Position < end) { subNodes[nodeCount] = new PssgNode(reader, file, this, useDataNodeCheck); nodeCount++; } Array.Resize(ref subNodes, nodeCount); } file.nodeInfo[id - 1].isDataNode = isDataNode; }