179 lines
6.5 KiB
C#
179 lines
6.5 KiB
C#
|
||
using System.IO;
|
||
using System.Text;
|
||
|
||
namespace TmrHiroRepack
|
||
{
|
||
public class Entry
|
||
{
|
||
public string Name { get; set; }
|
||
public long Offset { get; set; }
|
||
public uint Size { get; set; }
|
||
}
|
||
public class Index
|
||
{
|
||
public string name;
|
||
public EntryInfoV1 entryInfoV1;
|
||
public EntryInfoV2 entryInfoV2;
|
||
}
|
||
public class EntryInfoV1
|
||
{
|
||
public uint entryOffset;
|
||
public uint entrySize;
|
||
}
|
||
public class EntryInfoV2
|
||
{
|
||
public long entryOffset;
|
||
public uint entrySize;
|
||
}
|
||
|
||
internal class Program
|
||
{
|
||
static void Main(string[] args)
|
||
{
|
||
if (args.Length < 2)
|
||
{
|
||
Console.WriteLine("Usage: TmrHiroRepack <FolderPath> <Version>");
|
||
return;
|
||
}
|
||
|
||
string folderPath = args[0];
|
||
string versionArg = args[1];
|
||
|
||
if (!Directory.Exists(folderPath))
|
||
{
|
||
Console.WriteLine("Invalid FolderPath");
|
||
return;
|
||
}
|
||
|
||
if (!int.TryParse(versionArg, out int version) || (version != 1 && version != 2))
|
||
{
|
||
Console.WriteLine("Invalid Version");
|
||
return;
|
||
}
|
||
|
||
Console.WriteLine($"Repacking {Path.GetFileName(folderPath)}");
|
||
bool status = Repack(folderPath, version);
|
||
Console.WriteLine(status ? "Repack Successful" : "Repack Failed");
|
||
}
|
||
|
||
private static bool Repack(string folderPath, int version)
|
||
{
|
||
EncodingProvider provider = CodePagesEncodingProvider.Instance;
|
||
Encoding? shiftJis = provider.GetEncoding("shift-jis");
|
||
string[] files = Directory.GetFiles(folderPath);
|
||
short count = (short)files.Length; //文件数量
|
||
string[] extensions = [".ogg", ".grd", ".srp"]; //需要移除的文件后缀,因为这是Garbro添加的
|
||
int max_name_length = 0;
|
||
foreach (string file in files)
|
||
{
|
||
string fileName = Path.GetFileName(file);
|
||
foreach (var extension in extensions)
|
||
{
|
||
if (fileName.EndsWith(extension, StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
fileName = fileName[..^extension.Length];
|
||
}
|
||
}
|
||
max_name_length = Math.Max(max_name_length, shiftJis.GetBytes(fileName).Length);
|
||
}
|
||
byte name_length = (byte)max_name_length; //文件名长度,每个封包值都不同
|
||
uint data_offset;
|
||
if (version == 1)
|
||
data_offset = 7 + ((uint)name_length + 8) * (uint)count; //Data区偏移
|
||
else if (version == 2)
|
||
data_offset = 7 + ((uint)name_length + 12) * (uint)count; //Data区偏移
|
||
else
|
||
throw new Exception("Invalid Version");
|
||
long offset = 0; //Index区偏移
|
||
List<Index> indexs = [];
|
||
foreach (string file in files)
|
||
{
|
||
Index i = new();
|
||
string fileName = Path.GetFileName(file);
|
||
FileInfo fileInfo = new(file);
|
||
//remove .ogg/.grd/.srp
|
||
foreach (var extension in extensions)
|
||
{
|
||
if (fileName.EndsWith(extension, StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
fileName = fileName[..^extension.Length];
|
||
}
|
||
}
|
||
i.name = fileName;
|
||
if (version == 1)
|
||
{
|
||
i.entryInfoV1 = new()
|
||
{
|
||
entryOffset = (uint)offset,
|
||
entrySize = (uint)fileInfo.Length
|
||
};
|
||
}
|
||
|
||
else if (version == 2)
|
||
{
|
||
i.entryInfoV2 = new()
|
||
{
|
||
entryOffset = offset,
|
||
entrySize = (uint)fileInfo.Length
|
||
};
|
||
}
|
||
offset += fileInfo.Length;
|
||
indexs.Add(i);
|
||
}
|
||
//准备开写
|
||
string outputPath = Path.Combine(Path.GetDirectoryName(folderPath), Path.GetFileName(folderPath) + ".pac");
|
||
using FileStream fs = new(outputPath, FileMode.Create);
|
||
using BinaryWriter bw = new(fs);
|
||
bw.Write(count);//文件数量
|
||
bw.Write(name_length);//文件名长度
|
||
bw.Write(data_offset);//Data区偏移
|
||
foreach (Index i in indexs)
|
||
{
|
||
byte[] name = new byte[name_length];
|
||
Array.Copy(shiftJis.GetBytes(i.name), name, shiftJis.GetBytes(i.name).Length);
|
||
bw.Write(name);//文件名
|
||
if (version == 1)
|
||
{
|
||
bw.Write(i.entryInfoV1.entryOffset);//文件偏移
|
||
bw.Write(i.entryInfoV1.entrySize);//文件大小
|
||
}
|
||
else if (version == 2)
|
||
{
|
||
bw.Write(i.entryInfoV2.entryOffset);//文件偏移
|
||
bw.Write(i.entryInfoV2.entrySize);//文件大小
|
||
}
|
||
}
|
||
foreach (string file in files)
|
||
{
|
||
//检查是否是脚本文件(文件后缀.srp)
|
||
if (Path.GetExtension(file) == ".srp") // Script file detected
|
||
{
|
||
byte[] DecryptData = File.ReadAllBytes(file);
|
||
uint offset2 = 0;
|
||
int record_count = BitConverter.ToInt32(DecryptData, (int)offset2);
|
||
offset2 += 4;
|
||
for (int i = 0; i < record_count; i++)
|
||
{
|
||
ushort chunk_size = (ushort)(BitConverter.ToUInt16(DecryptData, (int)offset2) - 4); //我知道这里有潜在的问题,但我不相信哪个游戏单个script文件有2G
|
||
offset2 += 6;
|
||
for (int j = 0; j < chunk_size; j++)
|
||
{
|
||
DecryptData[offset2] = Utils.RotByteL(DecryptData[offset2], 4);
|
||
offset2++;
|
||
}
|
||
}
|
||
bw.Write(DecryptData);
|
||
}
|
||
else
|
||
{
|
||
using FileStream fs2 = new(file, FileMode.Open);
|
||
fs2.CopyTo(fs);
|
||
}
|
||
|
||
}
|
||
return true;
|
||
}
|
||
}
|
||
}
|