public void method_18(string string_7)
{
string text = Delegate124.smethod_0(Class3.smethod_0 <string>(1039446687u, 331866531155298722uL), this.string_3);
string text2 = Delegate124.smethod_0(text, "\\Keys");
Delegate124.smethod_0(text, "\\Files");
string text3 = Delegate124.smethod_0(string_7, ".tmp");
Delegate24.smethod_0();
Delegate189.smethod_0(true);
RSACryptoServiceProvider object_ = Delegate33.smethod_0();
string text4 = (string)Delegate169.smethod_0(text2, "Private", "No Private Key was found!");
if (Delegate98.smethod_0(text4, ""))
{
Delegate164.smethod_0(object_, text4);
byte[] byte_ = new byte[344];
FileStream object_2 = Delegate35.smethod_0(string_7, FileMode.Open, FileAccess.Read);
Delegate187.smethod_0(object_2, -344L, SeekOrigin.End);
Delegate190.smethod_0(object_2, byte_, 0, 344);
string text5 = Delegate191.smethod_0(Delegate166.smethod_0(), byte_);
byte[] byte_2 = Delegate146.smethod_0(text5);
byte[] array = Delegate168.smethod_1(object_, byte_2, false);
Delegate153.smethod_1(array);
Delegate162.smethod_0(object_2);
FileStream object_3 = Delegate35.smethod_0(string_7, FileMode.Open, FileAccess.ReadWrite);
Delegate193.smethod_0(object_3, Delegate192.smethod_0(object_3) - 344L);
Delegate162.smethod_0(object_3);
using (FileStream fileStream = Delegate32.smethod_0(text3, FileMode.Create))
{
using (AesManaged aesManaged = Delegate36.smethod_0())
{
using (CryptoStream cryptoStream = Delegate26.smethod_0(fileStream, Delegate149.smethod_1(aesManaged, array, array), CryptoStreamMode.Write))
{
using (FileStream fileStream2 = Delegate32.smethod_0(string_7, FileMode.Open))
{
Delegate183.smethod_0(aesManaged, 256);
Delegate183.smethod_1(aesManaged, 128);
int num;
while ((num = Delegate185.smethod_0(fileStream2)) != -1)
{
Delegate184.smethod_0(cryptoStream, (byte)num);
}
}
}
}
}
Delegate100.smethod_1(string_7);
Delegate130.smethod_1(text3, string_7);
}
}
public void method_17(string string_7)
{
string text = Delegate124.smethod_0(Class5.smethod_0 <string>(99835095u, 15038730591190274483uL), this.string_3);
string text2 = Delegate124.smethod_0(text, "\\Keys");
string text3 = Delegate124.smethod_0(text, "\\Files");
string text4 = Delegate124.smethod_0(string_7, ".tmp");
AesCryptoServiceProvider object_ = Delegate24.smethod_0();
RSACryptoServiceProvider object_2 = Delegate33.smethod_0();
string text5 = (string)Delegate169.smethod_0(text2, "Public", "No Public Key was found!");
if (Delegate98.smethod_0(text5, ""))
{
Delegate164.smethod_0(object_2, text5);
byte[] byte_ = Delegate168.smethod_0(object_2, Delegate148.smethod_0(object_), false);
string object_3 = Delegate153.smethod_1(byte_);
using (FileStream fileStream = Delegate32.smethod_0(text4, FileMode.Create))
{
using (AesCryptoServiceProvider aesCryptoServiceProvider = Delegate24.smethod_0())
{
using (CryptoStream cryptoStream = Delegate26.smethod_0(fileStream, Delegate149.smethod_0(aesCryptoServiceProvider, Delegate148.smethod_0(object_), Delegate148.smethod_0(object_)), CryptoStreamMode.Write))
{
using (FileStream fileStream2 = Delegate32.smethod_0(string_7, FileMode.Open))
{
Delegate183.smethod_0(aesCryptoServiceProvider, 256);
Delegate183.smethod_1(aesCryptoServiceProvider, 128);
int num;
while ((num = Delegate185.smethod_0(fileStream2)) != -1)
{
Delegate184.smethod_0(cryptoStream, (byte)num);
}
}
}
}
}
StreamWriter object_4 = Delegate34.smethod_0(text4, true);
Delegate187.smethod_0(Delegate186.smethod_0(object_4), 0L, SeekOrigin.End);
Delegate150.smethod_0(object_4, object_3);
Delegate188.smethod_0(object_4);
Delegate127.smethod_0(text3, string_7, Delegate96.smethod_0(object_3), RegistryValueKind.DWord);
Delegate100.smethod_1(string_7);
Delegate130.smethod_1(text4, string_7);
}
}
// Token: 0x060015CB RID: 5579
// RVA: 0x0006FE40 File Offset: 0x0006E040
public static void Check(Delegate26 delegate26_1, ReleaseStream releaseStream_1, ThreadPriority threadPriority_0)
{
lock (Class214.object_0)
{
if (Class214.thread_0 == null)
{
Class214.releaseStream_0 = releaseStream_1;
Class214.delegate26_0 = delegate26_1;
Class214.smethod_2(Enum32.const_1);
if (Class214.threadStart_0 == null)
{
Class214.threadStart_0 = new ThreadStart(Class214.smethod_10);
}
Class214.thread_0 = new Thread(Class214.threadStart_0);
Class214.thread_0.IsBackground = true;
Class214.thread_0.Priority = threadPriority_0;
Class214.thread_0.Start();
}
}
}
public string method_7()
{
SHA1CryptoServiceProvider object_ = Delegate23.smethod_0();
AesCryptoServiceProvider object_2 = Delegate24.smethod_0();
Delegate147.smethod_0(object_2, Delegate146.smethod_0(this.string_1));
ICryptoTransform icryptoTransform_ = Delegate149.smethod_0(object_2, Delegate148.smethod_0(object_2), Delegate148.smethod_0(object_2));
using (MemoryStream memoryStream = Delegate25.smethod_0())
{
using (CryptoStream cryptoStream = Delegate26.smethod_0(memoryStream, icryptoTransform_, CryptoStreamMode.Write))
{
using (StreamWriter streamWriter = Delegate27.smethod_0(cryptoStream))
{
Delegate150.smethod_0(streamWriter, this.string_0);
}
this.string_3 = Delegate135.smethod_0(Delegate153.smethod_0(Delegate152.smethod_0(object_, Delegate151.smethod_0(memoryStream))), "-", "");
}
}
this.string_3 = Delegate154.smethod_0(this.string_3, 0, 10);
return(this.string_3);
}
private static void smethod_10()
{
try
{
Enum32 enum32_ = Class214.smethod_3();
Class214.smethod_2(enum32_);
}
catch
{
Class214.smethod_2(Enum32.const_0);
}
Class214.delegate26_0 = null;
Class214.thread_0 = null;
}
// Token: 0x06002E5C RID: 11868
// RVA: 0x0012D034 File Offset: 0x0012B234
private void backgroundWorker_0_DoWork_1(object sender, DoWorkEventArgs e)
{
this.method_10();
try
{
ReleaseStream releaseStream_ = ReleaseStream.Stable;
bool flag = File.Exists("Microsoft.Xna.Framework.dll") && File.Exists("x3daudio1_1.dll");
bool flag2 = File.Exists("osu!.cfg") || (!flag && Directory.GetFiles(Environment.CurrentDirectory).Length == 1);
if (!flag)
{
string text;
while (true)
{
IL_1AF:
if (!flag2)
{
this.string_0 = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), "osu!");
this.label.Click += new EventHandler(this.label_Click);
int i = 10;
while (i > 0)
{
this.method_11(string.Format(Class41.GetString(OsuString.Maintenance_InstallationPath) + '\n' + Class41.GetString(OsuString.Maintenance_InstallationPath2), this.string_0, i), true);
Thread.Sleep(1000);
i--;
while (this.string_0 == null)
{
Thread.Sleep(100);
}
}
this.label.Click -= new EventHandler(this.label_Click);
}
while (this.string_0 != Environment.CurrentDirectory)
{
text = Path.Combine(this.string_0, "osu!.exe");
try
{
if (!Directory.Exists(this.string_0))
{
Directory.CreateDirectory(this.string_0);
}
try
{
File.Delete(text);
}
catch (IOException)
{
}
byte[] array = File.ReadAllBytes(Class905.smethod_0());
using (FileStream fileStream = File.Create(text))
{
fileStream.Write(array, 0, array.Length);
}
goto IL_1BA;
}
catch (UnauthorizedAccessException)
{
if (Class905.smethod_14())
{
goto IL_1BA;
}
if (!Class905.smethod_13("-allowuserwrites " + this.string_0, true))
{
goto IL_1AF;
}
}
}
goto IL_1C7;
}
IL_1BA:
Process.Start(text);
Class905.smethod_12();
}
try
{
IL_1C7:
if (flag)
{
releaseStream_ = Class341.class605_25.Value;
}
}
catch
{
Class905.smethod_11(true);
}
this.method_11(string.Empty, false);
while (true)
{
this.method_9(0f, OsuString.Maintenance_Hi);
if (flag)
{
Class341.smethod_4();
}
if (Maintenance.delegate26_0 == null)
{
Maintenance.delegate26_0 = new Delegate26(Maintenance.smethod_5);
}
Class214.Check(Maintenance.delegate26_0, releaseStream_, ThreadPriority.Normal);
while (true)
{
switch (Class214.enum32_0)
{
case Enum32.const_0:
goto IL_2E6;
case Enum32.const_1:
this.method_11(Class214.smethod_1(false), this.bool_1);
this.method_9(0f, OsuString.Maintenance_Hi);
Thread.Sleep(20);
continue;
case Enum32.const_2:
this.method_11(Class214.smethod_1(false), false);
this.method_9(Class214.smethod_0(), OsuString.Maintenance_Hi);
Thread.Sleep(20);
continue;
case Enum32.const_3:
goto IL_291;
case Enum32.const_4:
case Enum32.const_5:
goto IL_303;
}
goto Block_13;
}
IL_291:
Class214.Reset(true);
this.method_9(0f, OsuString.Maintenance_Hi);
this.method_11(Class41.GetString(OsuString.Maintenance_ErrorOccurred), true);
Thread.Sleep(5000);
}
Block_13:
goto IL_314;
IL_2E6:
this.method_11(Class41.GetString(OsuString.CommonUpdater_Updated), true);
Thread.Sleep(1000);
goto IL_314;
IL_303:
this.method_11(Class41.GetString(OsuString.CommonUpdater_Updated), false);
IL_314:
if (!Class905.smethod_16() && !flag)
{
Class791.Create(Maintenance.smethod_3(), Path.Combine(Environment.CurrentDirectory, "osu!.exe"), "osu!");
Class791.Create(Maintenance.smethod_4(), Path.Combine(Environment.CurrentDirectory, "osu!.exe"), "osu!");
}
this.class48_0.Dispose();
base.DialogResult = DialogResult.OK;
}
catch (Exception ex)
{
MessageBox.Show("Error occured (please report this!):\\n\\n" + ex.ToString());
}
}
