public void Inject(string gamepath, RedistFile.UpdateDelegate upd)
{
BFF bff = new BFF();
foreach (string key in this.Files.Keys)
{
string str = (gamepath + "\\" + key).Replace("\\\\", "\\");
List <string> fileList = bff.GetFileList(str);
FileStream fs = new FileStream(str, FileMode.Open);
try
{
foreach (string filename in this.Files[key])
{
if (filename.IndexOf("|") != -1)
{
this._inject(str, fs, fileList, filename.Split('|'), upd);
}
else
{
this._inject(str, fs, fileList, filename, upd);
}
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
fs.Close();
}
}
}
public void InstallRedist(
string gamepath,
string source,
RedistFile.UpdateDelegate upd,
bool uninstall)
{
this.InstallRedist(gamepath, source, upd, uninstall, (List <string>)null);
}
public void Inject(
string archive,
string file,
byte[] data,
int dataLen,
int usize,
RedistFile.UpdateDelegate upd)
{
this.Inject(archive, file, data, dataLen, usize, (FileStream)null, (List <string>)null, upd);
}
private void _inject(
string archivePath,
FileStream fs,
List <string> fs_list,
string filename,
RedistFile.UpdateDelegate upd)
{
FileInfo fi = new FileInfo(filename);
if (!fi.Exists)
{
return;
}
this._inject(archivePath, fs, fs_list, fi, filename, upd);
}
private void _inject(
string archivePath,
FileStream fs_archive,
List <string> fs_list,
FileInfo fi,
string filename,
RedistFile.UpdateDelegate upd)
{
IntPtr pContext = IntPtr.Zero;
if (Compress.My_XMemCreateCompressionContext(1, IntPtr.Zero, (ushort)0, out pContext) != 0)
{
throw new Exception("Cannot create compression context. Aborted");
}
FileStream fileStream = fi.OpenRead();
int length = (int)fileStream.Length;
byte[] numArray1 = new byte[length];
fileStream.Read(numArray1, 0, length);
fileStream.Close();
int pDestSize = length * 3;
byte[] numArray2 = new byte[pDestSize];
if (Compress.My_XMemCompress(pContext, numArray2, out pDestSize, numArray1, length) != 0)
{
throw new Exception("Cannot compress data.");
}
BFF bff = new BFF();
if (pDestSize > length)
{
bff.Inject(archivePath, filename, numArray1, length, length, fs_archive, fs_list, upd);
}
else
{
bff.Inject(archivePath, filename, numArray2, pDestSize, length, fs_archive, fs_list, upd);
}
}
public void InstallRedist(
string gamepath,
string source,
RedistFile.UpdateDelegate upd,
bool uninstall,
List <string> ignoreList)
{
StreamReader streamReader = new StreamReader(source, Encoding.Default);
string path1 = !(streamReader.ReadLine() != "BFI") ? streamReader.ReadLine() : throw new Exception("Not a valid install script");
string str1 = string.Format("{0}\\PakFiles\\{1}", (object)gamepath, (object)path1);
string str2 = string.Format("{0}\\PakFiles\\{1}_Uninstall.bfi", (object)gamepath, (object)path1.Substring(0, path1.LastIndexOf(".") - 4));
if (File.Exists(str1) && File.Exists(str2))
{
if (!uninstall)
{
throw new PackageAlreadyInstalledException();
}
this.UnInstall(gamepath, str2, str1, upd);
}
else
{
if (upd != null)
{
upd("Preparing install. Please wait...");
}
else
{
Console.WriteLine("Preparing install. Please wait...");
}
FileStream fileStream1 = new FileStream(path1, FileMode.Open, FileAccess.Read);
Dictionary <string, int> dictionary1 = new Dictionary <string, int>();
Dictionary <string, RedistFileEntry> dictionary2 = new Dictionary <string, RedistFileEntry>();
byte[] numArray1 = new byte[4];
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
if (Encoding.Default.GetString(numArray1) == "BFFZ")
{
fileStream1.Seek(8L, SeekOrigin.Begin);
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int int32_1 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int int32_2 = BitConverter.ToInt32(numArray1, 0);
byte[] numArray2 = new byte[256];
fileStream1.Seek(16L, SeekOrigin.Begin);
for (int index = 0; index < int32_2; ++index)
{
this.Assert(fileStream1.Read(numArray2, 0, 256), 256);
string str3 = Encoding.Default.GetString(numArray2);
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int int32_3 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int int32_4 = BitConverter.ToInt32(numArray1, 0);
dictionary1.Add(str3.Replace(char.MinValue, '?').Replace("?", ""), int32_3);
fileStream1.Seek((long)int32_4, SeekOrigin.Begin);
}
fileStream1.Seek((long)int32_1, SeekOrigin.Begin);
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int result = BitConverter.ToInt32(numArray1, 0);
List <string> stringList1 = new List <string>();
for (int i = 0; i < result; ++i)
{
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int int32_3 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int int32_4 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream1.Read(numArray1, 0, 4), 4);
int int32_5 = BitConverter.ToInt32(numArray1, 0);
byte[] buffer = new byte[1];
this.Assert(fileStream1.Read(buffer, 0, 1), 1);
int length = (int)buffer[0];
byte[] numArray3 = new byte[length];
this.Assert(fileStream1.Read(numArray3, 0, length), length);
int position = (int)fileStream1.Position;
RedistFileEntry redistFileEntry = new RedistFileEntry(i, Encoding.Default.GetString(numArray3), int32_4, int32_5, position);
dictionary2.Add(redistFileEntry.Name, redistFileEntry);
stringList1.Add(redistFileEntry.Name);
fileStream1.Seek((long)int32_3, SeekOrigin.Begin);
}
byte[] buffer1 = new byte[4];
RedistHeader redistHeader = new RedistHeader(str1.Substring(0, str1.LastIndexOf("\\")));
File.Copy(new FileInfo(source).FullName, str2);
FileStream fileStream2 = new FileStream(str1, FileMode.Create, FileAccess.ReadWrite);
fileStream2.Write(redistHeader.Magic, 0, 4);
int position1 = (int)fileStream2.Position;
fileStream2.Write(BitConverter.GetBytes(redistHeader.FileSize), 0, 4);
int position2 = (int)fileStream2.Position;
fileStream2.Write(BitConverter.GetBytes(0), 0, 4);
fileStream2.Write(BitConverter.GetBytes(int32_2), 0, 4);
fileStream2.Seek(16L, SeekOrigin.Begin);
foreach (string key in dictionary1.Keys)
{
int num1 = dictionary1[key];
for (int index = 0; index < numArray2.Length; ++index)
{
numArray2[index] = (byte)0;
}
Encoding.Default.GetBytes(key).CopyTo((Array)numArray2, 0);
fileStream2.Write(numArray2, 0, numArray2.Length);
fileStream2.Write(BitConverter.GetBytes(num1), 0, 4);
int position3 = (int)fileStream2.Position;
fileStream2.Write(buffer1, 0, 4);
foreach (string str3 in stringList1)
{
str3.Replace("\\-", "\\").Replace("\\+", "\\");
fileStream2.Write(BitConverter.GetBytes(stringList1.IndexOf(str3)), 0, 4);
}
int position4 = (int)fileStream2.Position;
int num2 = position4 + (16 - position4 % 16);
fileStream2.Seek((long)position3, SeekOrigin.Begin);
fileStream2.Write(BitConverter.GetBytes(num2), 0, 4);
fileStream2.Seek((long)num2, SeekOrigin.Begin);
}
int position5 = (int)fileStream2.Position;
int num3 = position5 + (16 - position5 % 16);
fileStream2.Seek((long)position2, SeekOrigin.Begin);
fileStream2.Write(BitConverter.GetBytes(num3), 0, 4);
fileStream2.Seek((long)num3, SeekOrigin.Begin);
int num4 = num3;
fileStream2.Write(buffer1, 0, 4);
Dictionary <string, RedistFileEntry> dictionary3 = new Dictionary <string, RedistFileEntry>();
List <string> stringList2 = new List <string>();
BFF bff = new BFF();
label_30:
string str4 = streamReader.ReadLine();
if (str4 != null)
{
string[] strArray = str4.Split('=');
string str3 = strArray[0];
if (!int.TryParse(strArray[1], out result))
{
throw new Exception("BFI script is corrupt. Not valid number of files");
}
string str5 = (gamepath + "\\" + str3).Replace("\\\\", "\\");
if (!File.Exists(str5))
{
for (int index = 0; index < result; ++index)
{
streamReader.ReadLine();
}
goto label_30;
}
else
{
string str6 = str5 + ".bkp";
if (!File.Exists(str6))
{
if (!stringList2.Contains(str6))
{
stringList2.Add(str6);
}
File.Copy(str5, str6);
}
string msg = string.Format("Updating {0} file(s) in {1}...", (object)result, (object)str3);
if (upd != null)
{
upd(msg);
}
else
{
Console.WriteLine(msg);
}
List <string> fileList = bff.GetFileList(str5);
FileStream fs = new FileStream(str5, FileMode.Open);
try
{
for (int index = 0; index < result; ++index)
{
string str7 = streamReader.ReadLine();
string str8 = str7.Replace("\\-", "\\").Replace("\\+", "\\");
if (dictionary2.ContainsKey(str7))
{
RedistFileEntry redistFileEntry1 = dictionary2[str7];
if (!dictionary3.ContainsKey(str8))
{
int num1 = 304 + 42 * fileList.IndexOf(str8);
fs.Seek((long)(num1 + 8), SeekOrigin.Begin);
fs.Read(numArray1, 0, 4);
int int32_3 = BitConverter.ToInt32(numArray1, 0);
fs.Read(numArray1, 0, 4);
fs.Read(numArray1, 0, 4);
int int32_4 = BitConverter.ToInt32(numArray1, 0);
fs.Read(numArray1, 0, 4);
int int32_5 = BitConverter.ToInt32(numArray1, 0);
RedistFileEntry redistFileEntry2 = new RedistFileEntry(redistFileEntry1.Index, redistFileEntry1.Name, int32_4, int32_5, int32_3);
dictionary3.Add(str7, redistFileEntry2);
byte[] buffer2 = new byte[int32_4];
fs.Seek((long)int32_3, SeekOrigin.Begin);
fs.Read(buffer2, 0, int32_4);
int position3 = (int)fileStream2.Position;
fileStream2.Write(buffer1, 0, 4);
fileStream2.Write(BitConverter.GetBytes(int32_4), 0, 4);
fileStream2.Write(BitConverter.GetBytes(int32_5), 0, 4);
byte[] buffer3 = new byte[1]
{
(byte)str8.Length
};
fileStream2.Write(buffer3, 0, 1);
fileStream2.Write(Encoding.Default.GetBytes(str8), 0, str8.Length);
fileStream2.Write(buffer2, 0, int32_4);
int position4 = (int)fileStream2.Position;
int num2 = position4 + (16 - position4 % 16);
fileStream2.Seek((long)position3, SeekOrigin.Begin);
fileStream2.Write(BitConverter.GetBytes(num2), 0, 4);
fileStream2.Seek((long)num2, SeekOrigin.Begin);
}
if (ignoreList == null || ignoreList != null && !ignoreList.Contains(str8))
{
byte[] numArray3 = new byte[redistFileEntry1.Size];
fileStream1.Seek((long)redistFileEntry1.Offset, SeekOrigin.Begin);
this.Assert(fileStream1.Read(numArray3, 0, redistFileEntry1.Size), redistFileEntry1.Size);
if (!str3.StartsWith("PakFiles\\"))
{
str3 = "PakFiles\\" + str3;
}
bff.Inject(str5, str7, numArray3, redistFileEntry1.Size, redistFileEntry1.USize, fs, fileList, (RedistFile.UpdateDelegate)null);
if (upd != null && !bff.Result.StartsWith("OK"))
{
upd(bff.Result);
}
}
else if (upd != null)
{
upd(string.Format("Ignoring file {0}", (object)str8));
}
}
}
goto label_30;
}
finally
{
fs.Close();
}
}
}
else
{
int position3 = (int)fileStream2.Position;
fileStream2.Seek((long)num4, SeekOrigin.Begin);
fileStream2.Write(BitConverter.GetBytes(dictionary3.Count), 0, 4);
fileStream2.Seek((long)position1, SeekOrigin.Begin);
fileStream2.Write(BitConverter.GetBytes(position3), 0, 4);
fileStream2.Close();
foreach (string path2 in stringList2)
{
File.Delete(path2);
}
}
}
fileStream1.Close();
streamReader.Close();
if (upd != null)
{
upd("Install finished");
}
else
{
Console.WriteLine("Install finished");
}
}
}
public void CreateRedist(string sourceFolder, string output, RedistFile.UpdateDelegate upd)
{
RedistHeader redistHeader = new RedistHeader(sourceFolder);
if (upd != null)
{
upd("Initializing redist file");
}
FileStream fileStream1 = new FileStream(output, FileMode.Create);
fileStream1.Write(redistHeader.Magic, 0, 4);
int position1 = (int)fileStream1.Position;
fileStream1.Write(BitConverter.GetBytes(redistHeader.FileSize), 0, 4);
int position2 = (int)fileStream1.Position;
fileStream1.Write(BitConverter.GetBytes(0), 0, 4);
fileStream1.Write(BitConverter.GetBytes(this.Files.Keys.Count), 0, 4);
fileStream1.Seek(16L, SeekOrigin.Begin);
IntPtr pContext = IntPtr.Zero;
try
{
if (Compress.My_XMemCreateCompressionContext(1, IntPtr.Zero, (ushort)0, out pContext) != 0)
{
throw new Exception("Cannot create compression context. Aborted");
}
}
catch (DllNotFoundException ex)
{
if (upd != null)
{
upd(string.Format("DLL not found exception ({0})", (object)ex.Message));
}
fileStream1.Close();
return;
}
byte[] buffer1 = new byte[4];
if (upd != null)
{
upd("Creating install script");
}
StreamWriter streamWriter = new StreamWriter(string.Format("{0}\\Install.bfi", (object)output.Substring(0, output.LastIndexOf("\\"))), false, Encoding.Default);
streamWriter.WriteLine("BFI");
streamWriter.WriteLine(output.Substring(output.LastIndexOf("\\") + 1));
foreach (string key in this.Files.Keys)
{
List <string> file = this.Files[key];
streamWriter.WriteLine(string.Format("{0}={1}", (object)key, (object)file.Count));
RedistEntry redistEntry = new RedistEntry(key, file.Count);
fileStream1.Write(redistEntry.ArchiveName, 0, redistEntry.ArchiveName.Length);
fileStream1.Write(BitConverter.GetBytes(redistEntry.FilesInArchive), 0, 4);
int position3 = (int)fileStream1.Position;
fileStream1.Write(buffer1, 0, 4);
foreach (string str1 in file)
{
string str2 = str1.Substring(sourceFolder.Length + 1);
streamWriter.WriteLine(str2);
fileStream1.Write(BitConverter.GetBytes(this.AllFiles.IndexOf(str1)), 0, 4);
}
int position4 = (int)fileStream1.Position;
int num = position4 + (16 - position4 % 16);
fileStream1.Seek((long)position3, SeekOrigin.Begin);
fileStream1.Write(BitConverter.GetBytes(num), 0, 4);
fileStream1.Seek((long)num, SeekOrigin.Begin);
}
streamWriter.Close();
int position5 = (int)fileStream1.Position;
int num1 = position5 + (16 - position5 % 16);
fileStream1.Seek((long)position2, SeekOrigin.Begin);
fileStream1.Write(BitConverter.GetBytes(num1), 0, 4);
fileStream1.Seek((long)num1, SeekOrigin.Begin);
fileStream1.Write(BitConverter.GetBytes(this.AllFiles.Count), 0, 4);
foreach (string allFile in this.AllFiles)
{
string s = allFile.Substring(sourceFolder.Length + 1);
int position3 = (int)fileStream1.Position;
fileStream1.Write(buffer1, 0, 4);
int position4 = (int)fileStream1.Position;
fileStream1.Write(buffer1, 0, 4);
int position6 = (int)fileStream1.Position;
fileStream1.Write(buffer1, 0, 4);
byte[] buffer2 = new byte[1] {
(byte)s.Length
};
fileStream1.Write(buffer2, 0, 1);
fileStream1.Write(Encoding.Default.GetBytes(s), 0, s.Length);
int length;
int pDestSize;
if (allFile.IndexOf("\\-") == -1)
{
FileStream fileStream2 = new FileStream(allFile, FileMode.Open);
length = (int)fileStream2.Length;
byte[] numArray1 = new byte[length];
this.Assert(fileStream2.Read(numArray1, 0, length), length);
fileStream2.Close();
pDestSize = length * 3;
byte[] numArray2 = new byte[pDestSize];
int num2 = Compress.My_XMemCompress(pContext, numArray2, out pDestSize, numArray1, length);
switch (num2)
{
case -2116149247:
fileStream1.Write(numArray1, 0, length);
pDestSize = length;
break;
case 0:
if (pDestSize > length)
{
fileStream1.Write(numArray1, 0, length);
pDestSize = length;
break;
}
fileStream1.Write(numArray2, 0, pDestSize);
break;
default:
throw new Exception(string.Format("Cannot compress file. Aborted\r\nHRESULT = {0}", (object)num2.ToString("X8")));
}
}
else
{
length = 0;
pDestSize = 0;
}
int position7 = (int)fileStream1.Position;
int num3 = position7 + (16 - position7 % 16);
fileStream1.Seek((long)position3, SeekOrigin.Begin);
fileStream1.Write(BitConverter.GetBytes(num3), 0, 4);
fileStream1.Seek((long)position4, SeekOrigin.Begin);
fileStream1.Write(BitConverter.GetBytes(pDestSize), 0, 4);
fileStream1.Seek((long)position6, SeekOrigin.Begin);
fileStream1.Write(BitConverter.GetBytes(length), 0, 4);
fileStream1.Seek((long)num3, SeekOrigin.Begin);
}
int position8 = (int)fileStream1.Position;
fileStream1.Seek((long)position1, SeekOrigin.Begin);
fileStream1.Write(BitConverter.GetBytes(position8), 0, 4);
fileStream1.Close();
if (upd == null)
{
return;
}
upd("Finished");
}
public void UnInstall(
string gamepath,
string source,
string unpath,
RedistFile.UpdateDelegate upd)
{
StreamReader streamReader = new StreamReader(source, Encoding.Default);
if (upd != null)
{
upd("Starting MOD uninstall, please wait...");
}
if (streamReader.ReadLine() != "BFI")
{
throw new Exception("Not a valid install script");
}
streamReader.ReadLine();
FileStream fileStream = new FileStream(unpath, FileMode.Open, FileAccess.Read);
Dictionary <string, int> dictionary1 = new Dictionary <string, int>();
Dictionary <string, RedistFileEntry> dictionary2 = new Dictionary <string, RedistFileEntry>();
byte[] numArray1 = new byte[4];
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
if (Encoding.Default.GetString(numArray1) == "BFFZ")
{
fileStream.Seek(8L, SeekOrigin.Begin);
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int int32_1 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int int32_2 = BitConverter.ToInt32(numArray1, 0);
fileStream.Seek(16L, SeekOrigin.Begin);
for (int index = 0; index < int32_2; ++index)
{
byte[] numArray2 = new byte[256];
this.Assert(fileStream.Read(numArray2, 0, 256), 256);
string key = Encoding.Default.GetString(numArray2);
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int int32_3 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int int32_4 = BitConverter.ToInt32(numArray1, 0);
dictionary1.Add(key, int32_3);
fileStream.Seek((long)int32_4, SeekOrigin.Begin);
}
fileStream.Seek((long)int32_1, SeekOrigin.Begin);
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int result = BitConverter.ToInt32(numArray1, 0);
for (int i = 0; i < result; ++i)
{
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int int32_3 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int int32_4 = BitConverter.ToInt32(numArray1, 0);
this.Assert(fileStream.Read(numArray1, 0, 4), 4);
int int32_5 = BitConverter.ToInt32(numArray1, 0);
byte[] buffer = new byte[1];
this.Assert(fileStream.Read(buffer, 0, 1), 1);
int length = (int)buffer[0];
byte[] numArray2 = new byte[length];
this.Assert(fileStream.Read(numArray2, 0, length), length);
int position = (int)fileStream.Position;
RedistFileEntry redistFileEntry = new RedistFileEntry(i, Encoding.Default.GetString(numArray2), int32_4, int32_5, position);
dictionary2.Add(redistFileEntry.Name, redistFileEntry);
fileStream.Seek((long)int32_3, SeekOrigin.Begin);
}
List <string> stringList = new List <string>();
BFF bff = new BFF();
label_12:
string str1 = streamReader.ReadLine();
if (str1 != null)
{
string[] strArray = str1.Split('=');
string str2 = strArray[0];
if (!int.TryParse(strArray[1], out result))
{
throw new Exception("BFI script is corrupt. Not valid number of files");
}
string str3 = (gamepath + "\\" + str2).Replace("\\\\", "\\");
if (!File.Exists(str3))
{
for (int index = 0; index < result; ++index)
{
streamReader.ReadLine();
}
goto label_12;
}
else
{
string path = str3 + ".bkp";
if (!File.Exists(path))
{
if (!stringList.Contains(path))
{
stringList.Add(path);
}
File.Copy(str3, str3 + ".bkp");
}
string msg = string.Format("Restoring {0} file(s) in {1}...", (object)result, (object)str2);
if (upd != null)
{
upd(msg);
}
else
{
Console.WriteLine(msg);
}
List <string> fileList = bff.GetFileList(str3);
FileStream fs = new FileStream(str3, FileMode.Open, FileAccess.ReadWrite, FileShare.Read);
try
{
for (int index = 0; index < result; ++index)
{
string str4 = streamReader.ReadLine().Replace("\\-", "\\").Replace("\\+", "\\");
if (dictionary2.ContainsKey(str4))
{
RedistFileEntry redistFileEntry = dictionary2[str4];
byte[] numArray2 = new byte[redistFileEntry.Size];
fileStream.Seek((long)redistFileEntry.Offset, SeekOrigin.Begin);
this.Assert(fileStream.Read(numArray2, 0, redistFileEntry.Size), redistFileEntry.Size);
if (!str2.StartsWith("PakFiles\\"))
{
str2 = "PakFiles\\" + str2;
}
bff.Inject(str3, str4, numArray2, redistFileEntry.Size, redistFileEntry.USize, fs, fileList, (RedistFile.UpdateDelegate)null);
if (upd != null && !bff.Result.StartsWith("OK"))
{
upd(bff.Result);
}
}
}
goto label_12;
}
catch (Exception ex)
{
if (upd != null)
{
return;
}
Console.WriteLine(ex.Message + "\r\nPress ENTER: ");
Console.ReadLine();
return;
}
finally
{
fs.Close();
}
}
}
else
{
foreach (string path in stringList)
{
File.Delete(path);
}
}
}
fileStream.Close();
streamReader.Close();
if (upd != null)
{
upd("Deleting uninstall files");
}
File.Delete(source);
File.Delete(unpath);
if (upd == null)
{
return;
}
upd("Uninstall finished");
}
public void Inject(string archive, string file, byte[] data, int dataLen, int usize, FileStream fs, List <string> fs_list, RedistFile.UpdateDelegate upd)
{
if (!File.Exists(archive))
{
this.Result = string.Format("File {0} not found, ignored.", (object)archive);
if (upd == null)
{
return;
}
upd(this.Result);
}
else
{
if (upd != null)
{
upd(string.Format("Injecting {0} into {1}", (object)file, (object)archive));
}
List <string> stringList;
if (fs == null)
{
stringList = this.getFileList(archive);
File.Delete(archive + ".tmp");
File.Copy(archive, archive + ".tmp", true);
fs = new FileStream(archive + ".tmp", FileMode.Open, FileAccess.ReadWrite);
}
else
{
stringList = fs_list;
}
int num1 = 288;
int num2 = 304;
byte[] buffer1 = new byte[4];
fs.Seek(280L, SeekOrigin.Begin);
this.Assert(fs.Read(buffer1, 0, 4), 4);
int int32_1 = BitConverter.ToInt32(buffer1, 0);
int num3 = num1 + (int32_1 + 776 + 16);
fs.Seek(288L, SeekOrigin.Begin);
this.Assert(fs.Read(buffer1, 0, 4), 4);
BitConverter.ToInt32(buffer1, 0);
int num4 = 0;
byte[] buffer2 = new byte[1];
try
{
string str1 = file;
bool flag = false;
string str2 = str1.Replace("\\-", "\\").Replace("\\+", "\\");
int num5 = stringList.IndexOf(str2);
if (num5 == -1)
{
return;
}
int num6 = num2 + 42 * num5;
fs.Seek((long)(num6 + 8), SeekOrigin.Begin);
this.Assert(fs.Read(buffer1, 0, 4), 4);
int int32_2 = BitConverter.ToInt32(buffer1, 0);
this.Assert(fs.Read(buffer1, 0, 4), 4);
int position = (int)fs.Position;
this.Assert(fs.Read(buffer1, 0, 4), 4);
int num7 = BitConverter.ToInt32(buffer1, 0);
if (num7 == 0)
{
num7 = dataLen;
flag = true;
}
this.Assert(fs.Read(buffer1, 0, 4), 4);
BitConverter.ToInt32(buffer1, 0);
int num8 = position + 18;
fs.Seek((long)num8, SeekOrigin.Begin);
this.Assert(fs.Read(buffer1, 0, 4), 4);
BitConverter.ToInt32(buffer1, 0);
fs.Seek((long)position, SeekOrigin.Begin);
fs.Write(BitConverter.GetBytes(dataLen), 0, 4);
fs.Write(BitConverter.GetBytes(usize), 0, 4);
fs.Seek((long)num8, SeekOrigin.Begin);
uint crc = this._getCRC(data, dataLen);
fs.Write(BitConverter.GetBytes(crc), 0, 4);
int num9 = num2 + 42 * num5 + 38 - 6;
fs.Seek((long)num9, SeekOrigin.Begin);
this.Assert(fs.Read(buffer2, 0, 1), 1);
fs.Seek(-1L, SeekOrigin.Current);
// new byte[1][0] = buffer2[0];
buffer2[0] = dataLen == usize ? (byte)0 : (byte)2;
fs.Write(buffer2, 0, 1);
if (flag)
{
int num10 = num3 + 16 * num5;
fs.Seek((long)num10, SeekOrigin.Begin);
this.Assert(fs.Read(buffer1, 0, 4), 4);
int int32_3 = BitConverter.ToInt32(buffer1, 0);
byte[] buffer3 = new byte[1];
fs.Seek((long)int32_3, SeekOrigin.Begin);
this.Assert(fs.Read(buffer3, 0, 1), 1);
int length = (int)buffer3[0];
byte[] buffer4 = new byte[length];
this.Assert(fs.Read(buffer4, 0, length), length);
int index = length - 1;
byte[] numArray = new byte[5];
while (buffer4[index] != (byte)46 && index > 0)
{
--index;
}
if (buffer4[index] == (byte)46)
{
int num11 = index + 1;
int num12 = 0;
while (num11 < length)
{
numArray[num12++] = buffer4[num11++];
}
}
int num13 = num2 + 42 * num5 + 38;
fs.Seek((long)num13, SeekOrigin.Begin);
byte[] buffer5 = new byte[3];
this.Assert(fs.Read(buffer5, 0, 3), 3);
if ((int)buffer5[0] == (int)numArray[2] && (int)buffer5[1] == (int)numArray[1] && (int)buffer5[2] == (int)numArray[0])
{
byte num11 = buffer5[0];
buffer5[0] = buffer5[2];
buffer5[2] = num11;
fs.Seek((long)num13, SeekOrigin.Begin);
fs.Write(buffer5, 0, 3);
}
}
if (dataLen - num7 >= num7 % 2048 && num5 < stringList.Count - 1)
{
fs.Seek((long)(num2 + 42 * (num5 + 1) + 8), SeekOrigin.Begin);
this.Assert(fs.Read(buffer1, 0, 4), 4);
if (BitConverter.ToInt32(buffer1, 0) - int32_2 < dataLen)
{
FileStream fileStream = new FileStream(archive, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
int num10 = dataLen - num7;
for (int index = stringList.Count - 1; index > num5; --index)
{
fs.Seek((long)(num2 + 42 * index + 8), SeekOrigin.Begin);
this.Assert(fs.Read(buffer1, 0, 4), 4);
int int32_3 = BitConverter.ToInt32(buffer1, 0);
fs.Seek(4L, SeekOrigin.Current);
this.Assert(fs.Read(buffer1, 0, 4), 4);
int int32_4 = BitConverter.ToInt32(buffer1, 0);
int num11 = int32_3 + num10 + 2048 - (int32_3 + num10) % 2048;
fs.Seek((long)(num2 + 42 * index + 8), SeekOrigin.Begin);
fs.Write(BitConverter.GetBytes(num11), 0, 4);
fileStream.Seek((long)int32_3, SeekOrigin.Begin);
byte[] buffer3 = new byte[int32_4];
fileStream.Read(buffer3, 0, int32_4);
fs.Seek((long)num11, SeekOrigin.Begin);
fs.Write(buffer3, 0, int32_4);
}
fileStream.Close();
}
}
fs.Seek((long)int32_2, SeekOrigin.Begin);
fs.Write(data, 0, dataLen);
int num14 = num4 + 1;
}
finally
{
this.Result = string.Format("OK. {0} injected into {1}", (object)file, (object)archive);
if (upd != null)
{
upd(this.Result);
}
if (fs_list == null)
{
fs.Close();
try
{
if (!File.Exists(archive + ".bkp"))
{
File.Move(archive, archive + ".bkp");
}
else
{
File.Delete(archive);
}
int millisecondsTimeout = 1000;
for (int index = 0; index < 5; ++index)
{
try
{
File.Move(archive + ".tmp", archive);
break;
}
catch (Exception ex)
{
Thread.Sleep(millisecondsTimeout);
}
}
}
catch (Exception ex)
{
this.Result = "Can't rename working archive.";
if (upd != null)
{
upd(this.Result);
}
}
}
}
}
}
