hybridclr_unity/Editor/3rds/UnityFS/GlobalgamedatasPatcher.cs

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2022-09-22 08:56:07 +08:00
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using UnityEngine;
using UnityFS;
namespace HybridCLR.Editor.UnityBinFileReader
{
public class Dataunity3dPatcher
{
public void ApplyPatch(string dataunity3dFile, List<string> hotUpdateAssemblies)
{
var reader = new BundleFileReader();
using (var fs = new EndianBinaryReader(new MemoryStream(File.ReadAllBytes(dataunity3dFile))))
{
reader.Load(fs);
}
var info = reader.CreateBundleFileInfo();
//Debug.Log($"name:{info.signature} version:{info.version} files:{info.files.Count}");
//foreach (var file in info.files)
//{
// Debug.Log($"file:{file.file} size:{file.data.Length}");
//}
var globalgamemanagersFile = info.files.Find(f => f.file == "globalgamemanagers");
//Debug.LogFormat("gobalgamemanagers origin size:{0}", globalgamemanagersFile.data.Length);
var ggdBinFile = new UnityBinFile();
ggdBinFile.LoadFromStream(new MemoryStream(globalgamemanagersFile.data));
ggdBinFile.AddScriptingAssemblies(hotUpdateAssemblies);
byte[] patchedGlobalgamedatasBytes = ggdBinFile.CreatePatchedBytes();
//Debug.LogFormat("gobalgamemanagers post patche size:{0}", patchedGlobalgamedatasBytes.Length);
globalgamemanagersFile.data = patchedGlobalgamedatasBytes;
var writer = new BundleFileWriter(info);
var output = new MemoryStream();
writer.Write(new EndianBinaryWriter(output));
Debug.Log($"patch file:{dataunity3dFile} size:{output.Length}");
//string bakFile = dataunity3dFile + ".bak";
//if (!File.Exists(bakFile))
//{
// File.Copy(dataunity3dFile, bakFile);
//}
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File.WriteAllBytes(dataunity3dFile, output.ToArray());
}
}
}