private void AssetInfo_Load(object sender, EventArgs e)
{
AssetsFileHeader header = file.header;
TypeTree typeTree = file.typeTree;
//header
hdr_mds.Text = header.metadataSize.ToString();
hdr_fs.Text = header.fileSize.ToString();
hdr_fmt.Text = $"{header.format.ToString()} (0x{header.format.ToString("x")})";
hdr_ffo.Text = $"{header.firstFileOffset.ToString()} (0x{header.firstFileOffset.ToString("x")})";
hdr_en.Text = header.endianness == 1 ? "big endian" : "little endian";
hdr_uvr.Text = typeTree.unityVersion;
hdr_ver.Text = $"{typeTree.version.ToString()} (0x{typeTree.version.ToString("x")})";
hdr_htt.Text = typeTree.hasTypeTree == true ? "true" : "false";
//type tree
if (!typeTree.hasTypeTree)
{
ttr_tree.Nodes.Add("There is no type tree data available.");
}
else
{
ttr_tree.Nodes.Add("Select a type to show the type tree data.");
}
foreach (Type_0D type in typeTree.unity5Types)
{
if (type.typeFieldsExCount == 0)
{
ClassDatabaseType cldt = cldb.classes.First(c => c.classId == type.classId);
ttr_list.Items.Add($"[{cldt.name.GetString(cldb)}] (0x{type.classId.ToString("x")})");
}
else
{
TypeField_0D baseField = type.typeFieldsEx[0];
ttr_list.Items.Add($"{baseField.GetTypeString(type.stringTable)} (0x{type.classId.ToString("x")})");
}
}
//preload list
foreach (AssetPPtr pptr in file.preloadTable.items)
{
string pptrFileName = "[self]";
if (pptr.fileID != 0)
{
pptrFileName = file.dependencies.dependencies[pptr.fileID - 1].assetPath;
}
plt_list.Items.Add(new ListViewItem(new[] { pptrFileName, pptr.pathID.ToString() }));
}
plt_list.AutoResizeColumns(ColumnHeaderAutoResizeStyle.ColumnContent);
//dependencies
foreach (AssetsFileDependency dep in file.dependencies.dependencies)
{
string guid = string.Empty;
if (dep.guid.mostSignificant != 0 || dep.guid.leastSignificant != 0)
{
guid = $"{dep.guid.mostSignificant.ToString("x8")}{dep.guid.leastSignificant.ToString("x8")}";
}
dep_list.Items.Add(new ListViewItem(new[] { dep.assetPath, "0x" + dep.type.ToString(), guid }));
}
dep_list.AutoResizeColumns(ColumnHeaderAutoResizeStyle.ColumnContent);
}
public static byte[] CreateBlankAssets(string engineVersion, List <Type_0D> types)
{
using (MemoryStream ms = new MemoryStream())
using (AssetsFileWriter writer = new AssetsFileWriter(ms))
{
AssetsFileHeader header = new AssetsFileHeader()
{
metadataSize = 0,
fileSize = 0x1000,
format = 0x11,
offs_firstFile = 0x1000,
endianness = 0,
unknown = new byte[] { 0, 0, 0 }
};
TypeTree typeTree = new TypeTree()
{
unityVersion = engineVersion,
version = 0x5,
hasTypeTree = true,
fieldCount = (uint)types.Count(),
pTypes_Unity5 = types.ToArray()
};
header.Write(writer.Position, writer);
writer.bigEndian = false;
typeTree.Write(writer.Position, writer, 0x11);
writer.Write((uint)0);
writer.Align();
//preload table and dependencies
writer.Write((uint)0);
writer.Write((uint)0);
//due to a write bug in at.net we have to pad to 0x1000
while (ms.Position < 0x1000)
{
writer.Write((byte)0);
}
return(ms.ToArray());
}
}
public static void CreateBlankAssets(MemoryStream ms, string engineVersion, uint formatVersion, uint typeTreeVersion, bool hasTypeTree = false)
{
AssetsFileWriter writer = new AssetsFileWriter(ms);
AssetsFileHeader header = new AssetsFileHeader()
{
metadataSize = 0,
fileSize = -1,
format = formatVersion,
firstFileOffset = -1,
endianness = 0,
unknown = new byte[] { 0, 0, 0 }
};
TypeTree typeTree = new TypeTree()
{
unityVersion = engineVersion,
version = typeTreeVersion,
hasTypeTree = hasTypeTree,
fieldCount = 0,
unity5Types = new List <Type_0D>()
};
header.Write(writer);
typeTree.Write(writer, formatVersion);
writer.Write((uint)0); //AssetCount
writer.Align();
//preload table and dependencies
writer.Write((uint)0);
writer.Write((uint)0);
//secondaryTypeCount
if (header.format >= 0x14)
{
writer.Write(0);
}
uint metadataSize = (uint)(writer.Position - 0x13);
if (header.format >= 0x16)
{
metadataSize -= 0x1c;
}
if (writer.Position < 0x1000)
{
while (writer.Position < 0x1000)
{
writer.Write((byte)0x00);
}
}
else
{
if (writer.Position % 16 == 0)
{
writer.Position += 16;
}
else
{
writer.Align16();
}
}
long endPosition = writer.Position;
header.fileSize = endPosition;
header.firstFileOffset = endPosition;
header.metadataSize = metadataSize;
writer.Position = 0;
header.Write(writer);
writer.Position = endPosition;
}
