void UnityElement.Read(UnityBinaryReader reader, int version)
{
BufferedPath = reader.ReadString();
Guid = new Guid128();
Guid.Read(reader, version);
Type = reader.ReadInt32();
AssetPath = reader.ReadString();
}
private void ReadStringTable(UnityBinaryReader reader, int stringTableLength)
{
var stringTableBytes = reader.ReadBytes(stringTableLength);
Strings.Read(stringTableBytes, Encoding.ASCII);
foreach (Field f in TypeFields)
{
f.ApplyStringTable(Strings);
}
}
public Field(UnityBinaryReader reader)
{
Version = reader.ReadInt16();
Depth = reader.ReadByte();
IsArray = reader.ReadBool();
_typeOffset = reader.ReadInt32();
_nameOffset = reader.ReadInt32();
Size = reader.ReadInt32();
Index = reader.ReadInt32();
Flags = reader.ReadInt32();
}
private static uint GetAssetsFileListLength(UnityBinaryReader reader, int version)
{
uint sizeFiles = reader.ReadUInt32();
uint rax;
if (version <= 16)
{
#warning check if this is still needed
if (true)
{
if (version < 17)
{
uint rdx3 = 25;
if (version >= 16)
{
rdx3 = 23;
}
rax = ((rdx3 + 3) & 0xfffffffc) * ((sizeFiles) - 1) + rdx3;
return(rax);
}
else
{
rax = 20 * ((sizeFiles) - 1) + 20;
return(rax);
}
}
}
uint blockSize;
if (version >= 17)
{
blockSize = 20;
}
else
{
if (version >= 16)
{
rax = (sizeFiles) * 23;
return(rax);
}
if (version >= 15)
{
rax = (sizeFiles) * 25;
return(rax);
}
blockSize = 24;
if (version != 14)
{
blockSize = 20;
}
}
return((sizeFiles) * blockSize);
}
public void Read(UnityBinaryReader reader, int version)
{
bool littleEndian = reader.IsLittleEndian;
reader.IsLittleEndian = false;
try
{
Upper = reader.ReadInt64();
Lower = reader.ReadInt64();
}
finally
{
reader.IsLittleEndian = littleEndian;
}
}
private void ReadEmbedded(UnityBinaryReader reader, int version, int typeVersion)
{
int fieldCount = reader.ReadInt32();
int stringTableLength = reader.ReadInt32();
TypeFields.Capacity = fieldCount;
TypeFields.Clear();
for (int i = 0; i < fieldCount; i++)
{
var field = new Field(reader);
TypeFields.Add(field);
}
ReadStringTable(reader, stringTableLength);
}
protected void Read(UnityBinaryReader reader, int version)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
int count = reader.ReadInt32();
Items.Capacity = count;
Items.Clear();
for (int i = 0; i < count; i++)
{
var item = new Item();
item.Read(reader, version);
Items.Add(item);
}
}
public AssetsFile LoadFile(string name)
{
if (name.StartsWith(LibraryPrefix, StringComparison.OrdinalIgnoreCase))
{
name = Path.Combine(LibraryReplacement, name.Substring(LibraryPrefix.Length));
}
string path = Path.Combine(_baseDir, name);
using (FileStream fs = File.OpenRead(path))
{
var reader = new UnityBinaryReader(fs);
var file = new AssetsFile(this, reader);
_loadedFiles.Add(name, file);
return(file);
}
}
public Type_0D(UnityBinaryReader reader, int version, int typeVersion, bool embedded)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
if (version < 13)
{
throw new ArgumentOutOfRangeException(nameof(version), "this type does not support the given format");
}
ClassID = reader.ReadInt32();
if (version < 16)
{
_unknown = 0;
}
else
{
_unknown = reader.ReadByte();
}
if (version < 17)
{
ScriptIndex = -1;
}
else
{
ScriptIndex = reader.ReadInt16();
}
if (ClassID < 0 || ClassID == 114)
{
ScriptID = new Hash128();
ScriptID.Read(reader, version);
}
PropertiesHash = new Hash128();
PropertiesHash.Read(reader, version);
if (embedded)
{
ReadEmbedded(reader, version, typeVersion);
}
}
private void Read(UnityBinaryReader reader, int version)
{
_format = version;
HasTypeTree = true;
if (version <= 6)
{
UnityVersion = $"Unsupported Format";
TypeVersion = 0;
return;
}
UnityVersion = reader.ReadString();
TypeVersion = reader.ReadInt32();
if (version >= 13)
{
HasTypeTree = reader.ReadBool();
}
var fieldCount = reader.ReadInt32();
if (version > 13)
{
for (int i = 0; i < fieldCount; i++)
{
Types_0D.Add(new Type_0D(reader, version, TypeVersion, HasTypeTree));
}
}
else
{
throw new NotImplementedException();
for (int i = 0; i < fieldCount; i++)
{
//Types_07.Add(new Type_07(reader, format, Version, HasTypeTree));
}
}
if (version < 14)
{
_unknown = reader.ReadInt32();
}
}
public AssetsFile(UnityContext context, UnityBinaryReader reader)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
Reader = reader;
Header = new AssetsFileHeader(this);
if (Header.Version < 9)
{
//Meta comes after object data
throw new NotImplementedException();
}
TypeTree = new TypeTree(this);
Files = new AssetsFileTable(this);
PreloadList = new PreloadList(this);
Dependencies = new AssetsFileDependencyList(this);
}
public void Read(UnityBinaryReader reader, int version)
{
Bytes = reader.ReadBytes(16);
}
void UnityElement.Read(UnityBinaryReader reader, int version)
{
FileID = reader.ReadInt32();
PathID = reader.ReadInt64();
}
public AssetFileInfo(AssetsFile file, UnityBinaryReader reader) : this()
{
/* Read basic info */
if (file.Header.Version < 14)
{
Index = reader.ReadUInt32();
}
else
{
Index = reader.ReadUInt64();
}
//v1
/*
* DataOffset = reader.ReadUInt32();
* FileSize = reader.ReadUInt32();
* FileTypeOrIndex = reader.ReadInt32();
* InheritedUnityClass = reader.ReadInt16();
* ScriptIndex = reader.ReadInt16();
*/
//v2
DataOffset = reader.ReadUInt32();
FileSize = reader.ReadUInt32();
FileTypeOrIndex = reader.ReadInt32();
InheritedUnityClass = reader.ReadInt16();
ScriptIndex = reader.ReadInt16();
//v3 (first v2)
Unknown = reader.ReadByte();
/* Advanced */
if (file.Header.Version < 16)
{
FileType = FileTypeOrIndex;
}
else
{
if (FileTypeOrIndex < file.TypeTree.Types_0D.Count)
{
var type = file.TypeTree.Types_0D[FileTypeOrIndex];
if (type.ScriptIndex == -1)
{
FileType = type.ClassID;
InheritedUnityClass = type.ClassID;
ScriptIndex = -1;
}
else
{
FileType = -1 - type.ScriptIndex;
InheritedUnityClass = type.ClassID;
ScriptIndex = type.ScriptIndex;
}
}
else
{
}
}
AbsolutePos = file.Header.DataOffset + DataOffset;
if (IsKnownUnityType(FileType) || true)
{
long pos = reader.Position;
try
{
#error fix this, pls
reader.Position = AbsolutePos;
int length = reader.ReadInt32();
if (length > 100 && false)
{
if (Debugger.IsAttached)
{
Debugger.Break();
}
}
Name = reader.ReadStringFixed(length);
}
finally
{
reader.Position = pos;
}
}
}
