InitMethodDesc GetInitMethod(RPContext ctx, IRPEncoding encoding)
{
InitMethodDesc[] initDescs;
if (!inits.TryGetValue(encoding, out initDescs))
{
inits[encoding] = initDescs = new InitMethodDesc[ctx.InitCount];
}
int index = ctx.Random.NextInt32(initDescs.Length);
if (initDescs[index] == null)
{
TypeDef rtType = ctx.Context.Registry.GetService <IRuntimeService>().GetRuntimeType("Confuser.Runtime.RefProxyStrong");
MethodDef injectedMethod = InjectHelper.Inject(rtType.FindMethod("Initialize"), ctx.Module);
ctx.Module.GlobalType.Methods.Add(injectedMethod);
injectedMethod.Access = MethodAttributes.PrivateScope;
injectedMethod.Name = ctx.Name.RandomName();
ctx.Name.SetCanRename(injectedMethod, false);
ctx.Marker.Mark(injectedMethod, ctx.Protection);
var desc = new InitMethodDesc {
Method = injectedMethod
};
// Field name has five bytes, each bytes has different order & meaning
int[] order = Enumerable.Range(0, 5).ToArray();
ctx.Random.Shuffle(order);
desc.OpCodeIndex = order[4];
desc.TokenNameOrder = new int[4];
Array.Copy(order, 0, desc.TokenNameOrder, 0, 4);
desc.TokenByteOrder = Enumerable.Range(0, 4).Select(x => x * 8).ToArray();
ctx.Random.Shuffle(desc.TokenByteOrder);
var keyInjection = new int[9];
Array.Copy(desc.TokenNameOrder, 0, keyInjection, 0, 4);
Array.Copy(desc.TokenByteOrder, 0, keyInjection, 4, 4);
keyInjection[8] = desc.OpCodeIndex;
MutationHelper.InjectKeys(injectedMethod, Enumerable.Range(0, 9).ToArray(), keyInjection);
// Encoding
MutationHelper.ReplacePlaceholder(injectedMethod, arg => { return(encoding.EmitDecode(injectedMethod, ctx, arg)); });
desc.Encoding = encoding;
initDescs[index] = desc;
}
return(initDescs[index]);
}
private InitMethodDesc GetInitMethod(RPContext ctx, IRPEncoding encoding)
{
InitMethodDesc[] descArray;
if (!this.inits.TryGetValue(encoding, out descArray))
{
this.inits[encoding] = descArray = new InitMethodDesc[ctx.InitCount];
}
int index = ctx.Random.NextInt32(descArray.Length);
if (descArray[index] == null)
{
TypeDef runtimeType = ctx.Context.Registry.GetService <IRuntimeService>().GetRuntimeType("Confuser.Runtime.RefProxyStrong");
MethodDef injectedMethod = InjectHelper.Inject(runtimeType.FindMethod("Initialize"), ctx.Module);
ctx.Module.GlobalType.Methods.Add(injectedMethod);
injectedMethod.Access = MethodAttributes.CompilerControlled;
injectedMethod.Name = ctx.Name.RandomName();
ctx.Name.SetCanRename(injectedMethod, false);
ctx.Marker.Mark(injectedMethod, ctx.Protection);
InitMethodDesc desc = new InitMethodDesc {
Method = injectedMethod
};
int[] list = Enumerable.Range(0, 5).ToArray <int>();
ctx.Random.Shuffle <int>(list);
desc.OpCodeIndex = list[4];
desc.TokenNameOrder = new int[4];
Array.Copy(list, 0, desc.TokenNameOrder, 0, 4);
desc.TokenByteOrder = (from x in Enumerable.Range(0, 4) select x * 8).ToArray <int>();
ctx.Random.Shuffle <int>(desc.TokenByteOrder);
int[] destinationArray = new int[9];
Array.Copy(desc.TokenNameOrder, 0, destinationArray, 0, 4);
Array.Copy(desc.TokenByteOrder, 0, destinationArray, 4, 4);
destinationArray[8] = desc.OpCodeIndex;
MutationHelper.InjectKeys(injectedMethod, Enumerable.Range(0, 9).ToArray <int>(), destinationArray);
MutationHelper.ReplacePlaceholder(injectedMethod, arg => encoding.EmitDecode(injectedMethod, ctx, arg));
desc.Encoding = encoding;
descArray[index] = desc;
}
return(descArray[index]);
}
private InitMethodDesc GetInitMethod(RPContext ctx, IRPEncoding encoding)
{
InitMethodDesc[] initDescs;
if (!inits.TryGetValue(encoding, out initDescs))
inits[encoding] = initDescs = new InitMethodDesc[ctx.InitCount];
int index = ctx.Random.NextInt32(initDescs.Length);
if (initDescs[index] == null) {
TypeDef rtType = ctx.Context.Registry.GetService<IRuntimeService>().GetRuntimeType("Confuser.Runtime.RefProxyStrong");
MethodDef injectedMethod = InjectHelper.Inject(rtType.FindMethod("Initialize"), ctx.Module);
ctx.Module.GlobalType.Methods.Add(injectedMethod);
injectedMethod.Access = MethodAttributes.PrivateScope;
injectedMethod.Name = ctx.Name.RandomName();
ctx.Name.SetCanRename(injectedMethod, false);
ctx.Marker.Mark(injectedMethod);
var desc = new InitMethodDesc { Method = injectedMethod };
// Field name has five bytes, each bytes has different order & meaning
int[] order = Enumerable.Range(0, 5).ToArray();
ctx.Random.Shuffle(order);
desc.OpCodeIndex = order[4];
desc.TokenNameOrder = new int[4];
Array.Copy(order, 0, desc.TokenNameOrder, 0, 4);
desc.TokenByteOrder = Enumerable.Range(0, 4).Select(x => x * 8).ToArray();
ctx.Random.Shuffle(desc.TokenByteOrder);
var keyInjection = new int[9];
Array.Copy(desc.TokenNameOrder, 0, keyInjection, 0, 4);
Array.Copy(desc.TokenByteOrder, 0, keyInjection, 4, 4);
keyInjection[8] = desc.OpCodeIndex;
MutationHelper.InjectKeys(injectedMethod, Enumerable.Range(0, 9).ToArray(), keyInjection);
// Encoding
MutationHelper.ReplacePlaceholder(injectedMethod, arg => { return encoding.EmitDecode(injectedMethod, ctx, arg); });
desc.Encoding = encoding;
initDescs[index] = desc;
}
return initDescs[index];
}
InitMethodDesc GetInitMethod(RPContext ctx, IRPEncoding encoding)
{
if (!inits.TryGetValue(encoding, out InitMethodDesc[] initDescs))
