protected List <string> GetMethodStrings(MethodDef method)
{
var stringList = new List <string>();
if (method.Body?.Instructions == null)
{
return(stringList);
}
for (var i = 0; i < method.Body.Instructions.Count; i++)
{
var previnsn = i == 0 ? null : method.Body.Instructions[i - 1];
var insn = method.Body.Instructions[i];
if (insn.OpCode != OpCodes.Call || previnsn == null || previnsn.OpCode != OpCodes.Ldc_I4)
{
continue;
}
if (!insn.ToString().EndsWith(Program.DeobfuscatorInsn))
{
continue;
}
var str = StringDeobfuscator.Deobfuscate((int)previnsn.Operand);
stringList.Add(str);
}
return(stringList);
}
public override void GetMethods(string className, TypeDef type, IList <MethodDef> methodDefs)
{
var stringList = new List <string>();
foreach (var method in methodDefs)
{
MethodDef addMethod = null;
if (method.Body != null && method.Body.Instructions != null)
{
for (int i = 0; i < method.Body.Instructions.Count; i++)
{
var previnsn = i == 0 ? null : method.Body.Instructions[i - 1];
var insn = method.Body.Instructions[i];
var nextinsn = i + 1 == method.Body.Instructions.Count ? null : method.Body.Instructions[i + 1];
if (insn.OpCode == OpCodes.Call && previnsn != null && previnsn.OpCode == OpCodes.Ldloc_1)
{
if (insn.Operand is IMethodDefOrRef)
{
var callingMethod = insn.Operand as IMethodDefOrRef;
if (ClrHelper.MatchesSig(callingMethod.MethodSig, "?"))
{
addMethod = callingMethod.ResolveMethodDef();
}
}
}
if (insn.OpCode != OpCodes.Call || previnsn == null || previnsn.OpCode != OpCodes.Ldc_I4)
{
continue;
}
if (!insn.ToString().EndsWith(Program.DeobfuscatorInsn))
{
continue;
}
var str = StringDeobfuscator.Deobfuscate((int)previnsn.Operand);
stringList.Add(str);
}
}
if (IsInitOpts(stringList))
{
var @class = MappingManager.GetClass("GuiOptions").OrElse(new ClassObj("GuiOptions", className));
MappingManager.AddClass(@class);
@class.AddMethod("OnInit", method.Name);
if (addMethod != null)
{
@class.AddMethod("AddOption", addMethod.Name);
}
}
stringList.Clear();
}
}