private bool ReplaceAllPatterns(Patcher.MainPattern pt)
{
if (!pt.Ptrn.ReplaceImmediately || this._isDisposed)
{
return(false);
}
int num = 0;
long[] arg_3E_0 = pt.StreamPosition;
Patcher.Pattern.UniversalByte[] replaceBytes = pt.Ptrn.ReplaceBytes;
byte[] array = new byte[pt.Ptrn.SearchBytes.Length];
long[] array2 = arg_3E_0;
for (int i = 0; i < array2.Length; i++)
{
long position = array2[i];
if (this._isDisposed)
{
return(false);
}
bool flag = false;
this._fs.Position = position;
this._fs.Read(array, 0, array.Length);
for (int j = 0; j < array.Length; j++)
{
if (replaceBytes[j].Act > Patcher.Pattern.UniversalByte.Action.Skip && array[j] != replaceBytes[j].B)
{
array[j] = replaceBytes[j].B;
flag = true;
}
}
if (flag)
{
this._fs.Position = position;
this._fs.Write(array, 0, array.Length);
num++;
}
}
return(true);
}
public bool Patch()
{
if (this.Patterns == null)
{
NLogger.Error("ArgumentNullException: patterns.");
return(false);
}
List <Patcher.Pattern> arg_39_0 = this.Patterns;
Predicate <Patcher.Pattern> arg_39_1;
arg_39_1 = Patcher.PatcherData.PatcherDataPredicate;
if (arg_39_1 == null)
{
Patcher.PatcherData.PatcherDataPredicate = new Predicate <Patcher.Pattern>(Patcher.PatcherData.Instance.Patch);
arg_39_1 = Patcher.PatcherData.PatcherDataPredicate;
}
arg_39_0.RemoveAll(arg_39_1);
if (this.Patterns.Count == 0)
{
NLogger.Error("Collection is empty: patterns.");
return(false);
}
uint num = 0u;
uint num2 = 0u;
bool flag = false;
try
{
this._fs = this.CreateStream(this.FileName);
foreach (Patcher.Pattern current in this.Patterns)
{
Patcher.MainPattern pt = this.FindAllPatterns(current);
if (pt.SuccessfullyFound > 0)
{
if (this.ReplaceAllPatterns(pt))
{
flag = true;
}
if (pt.Success)
{
num2 += 1u;
}
else
{
num2 += 1u;
num += 1u;
}
}
else
{
num += 1u;
}
}
}
catch (Exception ex)
{
if (this._fs != null)
{
this._fs.Dispose();
this._fs = null;
}
NLogger.Error(string.Format("{0}: {1}", ex.GetType(), ex.Message));
return(false);
}
if (this._fs != null)
{
this._fs.Close();
this._fs = null;
}
if (flag)
{
if (num > 0u && num2 > 0u)
{
NLogger.Debug(this._succesMessages[2]);
this.CurrentState = new Patcher.PatcherState(flag, num2, num, this._succesMessages[2]);
return(true);
}
if (num == 0u && num2 > 0u)
{
NLogger.Debug(this._succesMessages[1]);
this.CurrentState = new Patcher.PatcherState(flag, num2, num, this._succesMessages[1]);
return(true);
}
this.CurrentState = new Patcher.PatcherState(flag, num2, num, this._succesMessages[0]);
NLogger.Debug(this._succesMessages[0]);
}
else
{
if (num > 0u && num2 > 0u)
{
this.CurrentState = new Patcher.PatcherState(flag, num2, num, this._succesMessages[4]);
NLogger.Debug(this._succesMessages[4]);
return(true);
}
if (num == 0u && num2 > 0u)
{
this.CurrentState = new Patcher.PatcherState(flag, num2, num, this._succesMessages[3]);
NLogger.Debug(this._succesMessages[3]);
return(true);
}
this.CurrentState = new Patcher.PatcherState(flag, num2, num, this._succesMessages[0]);
NLogger.Debug(this._succesMessages[0]);
}
return(false);
}
