private void TypeTreeBlobRead(TypeTree m_Type)
{
int numberOfNodes = reader.ReadInt32();
int stringBufferSize = reader.ReadInt32();
for (int i = 0; i < numberOfNodes; i++)
{
var typeTreeNode = new TypeTreeNode();
m_Type.m_Nodes.Add(typeTreeNode);
typeTreeNode.m_Version = reader.ReadUInt16();
typeTreeNode.m_Level = reader.ReadByte();
typeTreeNode.m_TypeFlags = reader.ReadByte();
typeTreeNode.m_TypeStrOffset = reader.ReadUInt32();
typeTreeNode.m_NameStrOffset = reader.ReadUInt32();
typeTreeNode.m_ByteSize = reader.ReadInt32();
typeTreeNode.m_Index = reader.ReadInt32();
typeTreeNode.m_MetaFlag = reader.ReadInt32();
if (header.m_Version >= SerializedFileFormatVersion.kTypeTreeNodeWithTypeFlags)
{
typeTreeNode.m_RefTypeHash = reader.ReadUInt64();
}
}
m_Type.m_StringBuffer = reader.ReadBytes(stringBufferSize);
using (var stringBufferReader = new BinaryReader(new MemoryStream(m_Type.m_StringBuffer)))
{
for (int i = 0; i < numberOfNodes; i++)
{
var m_Node = m_Type.m_Nodes[i];
m_Node.m_Type = ReadString(stringBufferReader, m_Node.m_TypeStrOffset);
m_Node.m_Name = ReadString(stringBufferReader, m_Node.m_NameStrOffset);
}
}
string ReadString(BinaryReader stringBufferReader, uint value)
{
var isOffset = (value & 0x80000000) == 0;
if (isOffset)
{
stringBufferReader.BaseStream.Position = value;
return(stringBufferReader.ReadStringToNull());
}
var offset = value & 0x7FFFFFFF;
if (CommonString.StringBuffer.TryGetValue(offset, out var str))
{
return(str);
}
return(offset.ToString());
}
}
public BlkFile(FileReader reader)
{
// hopefully this doesn't break anything
reader.endian = EndianType.LittleEndian;
// skip magic, unknown field
reader.ReadBytes(8);
var key = reader.ReadBytes(16);
// skip useless half of key
reader.ReadBytes(16);
BlkKeyScramble(key);
var xorpadSize = reader.ReadUInt16();
var data = reader.ReadBytes((int)(reader.Length - reader.Position));
var xorpad = CreateDecryptVector(key, data, Math.Min(xorpadSize, (ushort)0x1000), 0x1000);
for (int i = 0; i < data.Length; i++)
{
data[i] ^= xorpad[i & 0xFFF];
}
//File.WriteAllBytes("decrypted.bin", data);
var memReader = new EndianBinaryReader(new MemoryStream(data), reader.endian);
_files = new List <Mhy0File>();
while (memReader.Position != memReader.BaseStream.Length)
{
try
{
_files.Add(new Mhy0File(memReader));
} catch (Exception ex)
{
Console.WriteLine("Failed to load a mhy0 in {0}, something went wrong! Please tell the author of the project about this.", reader.FullPath);
Console.WriteLine("Exception: {0}", ex.Message);
Console.WriteLine(ex.StackTrace);
break;
}
}
}
public SerializedFile(FileReader reader, AssetsManager assetsManager)
{
this.assetsManager = assetsManager;
this.reader = reader;
fullName = reader.FullPath;
fileName = reader.FileName;
// ReadHeader
header = new SerializedFileHeader();
header.m_MetadataSize = reader.ReadUInt32();
header.m_FileSize = reader.ReadUInt32();
header.m_Version = (SerializedFileFormatVersion)reader.ReadUInt32();
header.m_DataOffset = reader.ReadUInt32();
if (header.m_Version >= SerializedFileFormatVersion.kUnknown_9)
{
header.m_Endianess = reader.ReadByte();
header.m_Reserved = reader.ReadBytes(3);
m_FileEndianess = header.m_Endianess;
}
else
{
reader.Position = header.m_FileSize - header.m_MetadataSize;
m_FileEndianess = reader.ReadByte();
}
if (header.m_Version >= SerializedFileFormatVersion.kLargeFilesSupport)
{
header.m_MetadataSize = reader.ReadUInt32();
header.m_FileSize = reader.ReadInt64();
header.m_DataOffset = reader.ReadInt64();
reader.ReadInt64(); // unknown
}
// ReadMetadata
if (m_FileEndianess == 0)
{
reader.Endian = EndianType.LittleEndian;
}
if (header.m_Version >= SerializedFileFormatVersion.kUnknown_7)
{
unityVersion = reader.ReadStringToNull();
SetVersion(unityVersion);
}
if (header.m_Version >= SerializedFileFormatVersion.kUnknown_8)
{
m_TargetPlatform = (BuildTarget)reader.ReadInt32();
if (!Enum.IsDefined(typeof(BuildTarget), m_TargetPlatform))
{
m_TargetPlatform = BuildTarget.UnknownPlatform;
}
}
if (header.m_Version >= SerializedFileFormatVersion.kHasTypeTreeHashes)
{
m_EnableTypeTree = reader.ReadBoolean();
}
// Read Types
int typeCount = reader.ReadInt32();
m_Types = new List <SerializedType>(typeCount);
for (int i = 0; i < typeCount; i++)
{
m_Types.Add(ReadSerializedType(false));
}
if (header.m_Version >= SerializedFileFormatVersion.kUnknown_7 && header.m_Version < SerializedFileFormatVersion.kUnknown_14)
{
bigIDEnabled = reader.ReadInt32();
}
// Read Objects
int objectCount = reader.ReadInt32();
m_Objects = new List <ObjectInfo>(objectCount);
Objects = new List <Object>(objectCount);
ObjectsDic = new Dictionary <long, Object>(objectCount);
for (int i = 0; i < objectCount; i++)
{
var objectInfo = new ObjectInfo();
if (bigIDEnabled != 0)
{
objectInfo.m_PathID = reader.ReadInt64();
}
else if (header.m_Version < SerializedFileFormatVersion.kUnknown_14)
{
objectInfo.m_PathID = reader.ReadInt32();
}
else
{
reader.AlignStream();
objectInfo.m_PathID = reader.ReadInt64();
}
if (header.m_Version >= SerializedFileFormatVersion.kLargeFilesSupport)
{
objectInfo.byteStart = reader.ReadInt64();
}
else
{
objectInfo.byteStart = reader.ReadUInt32();
}
objectInfo.byteStart += header.m_DataOffset;
objectInfo.byteSize = reader.ReadUInt32();
objectInfo.typeID = reader.ReadInt32();
if (header.m_Version < SerializedFileFormatVersion.kRefactoredClassId)
{
objectInfo.classID = reader.ReadUInt16();
objectInfo.serializedType = m_Types.Find(x => x.classID == objectInfo.typeID);
}
else
{
var type = m_Types[objectInfo.typeID];
objectInfo.serializedType = type;
objectInfo.classID = type.classID;
}
if (header.m_Version < SerializedFileFormatVersion.kHasScriptTypeIndex)
{
objectInfo.isDestroyed = reader.ReadUInt16();
}
if (header.m_Version >= SerializedFileFormatVersion.kHasScriptTypeIndex && header.m_Version < SerializedFileFormatVersion.kRefactorTypeData)
{
var m_ScriptTypeIndex = reader.ReadInt16();
if (objectInfo.serializedType != null)
{
objectInfo.serializedType.m_ScriptTypeIndex = m_ScriptTypeIndex;
}
}
if (header.m_Version == SerializedFileFormatVersion.kSupportsStrippedObject || header.m_Version == SerializedFileFormatVersion.kRefactoredClassId)
{
objectInfo.stripped = reader.ReadByte();
}
m_Objects.Add(objectInfo);
}
if (header.m_Version >= SerializedFileFormatVersion.kHasScriptTypeIndex)
{
int scriptCount = reader.ReadInt32();
m_ScriptTypes = new List <LocalSerializedObjectIdentifier>(scriptCount);
for (int i = 0; i < scriptCount; i++)
{
var m_ScriptType = new LocalSerializedObjectIdentifier();
m_ScriptType.localSerializedFileIndex = reader.ReadInt32();
if (header.m_Version < SerializedFileFormatVersion.kUnknown_14)
{
m_ScriptType.localIdentifierInFile = reader.ReadInt32();
}
else
{
reader.AlignStream();
m_ScriptType.localIdentifierInFile = reader.ReadInt64();
}
m_ScriptTypes.Add(m_ScriptType);
}
}
int externalsCount = reader.ReadInt32();
m_Externals = new List <FileIdentifier>(externalsCount);
for (int i = 0; i < externalsCount; i++)
{
var m_External = new FileIdentifier();
if (header.m_Version >= SerializedFileFormatVersion.kUnknown_6)
{
var tempEmpty = reader.ReadStringToNull();
}
if (header.m_Version >= SerializedFileFormatVersion.kUnknown_5)
{
m_External.guid = new Guid(reader.ReadBytes(16));
m_External.type = reader.ReadInt32();
}
m_External.pathName = reader.ReadStringToNull();
m_External.fileName = Path.GetFileName(m_External.pathName);
m_Externals.Add(m_External);
}
if (header.m_Version >= SerializedFileFormatVersion.kSupportsRefObject)
{
int refTypesCount = reader.ReadInt32();
m_RefTypes = new List <SerializedType>(refTypesCount);
for (int i = 0; i < refTypesCount; i++)
{
m_RefTypes.Add(ReadSerializedType(true));
}
}
if (header.m_Version >= SerializedFileFormatVersion.kUnknown_5)
{
userInformation = reader.ReadStringToNull();
}
//reader.AlignStream(16);
}