//public MyMethodInfo() { }
public MyMethodInfo(MethodInfo method)
{
ILCodes = method.GetMethodBody().GetILAsByteArray();
ILInstruct ILTemp = new ILInstruct();
}
public void ILBytestoILCode(Module module, Byte[] ILCode)
{
int operandvalue = 0;
int index = 0;
m_ILInstructs = new List <ILInstruct>();
//ilcode 구성 : 첫 바이트는 opcode 종류.
// opcode.operandtype에 따라 다음 오퍼랜드 길이가 정해진다.
ILInstruct ilTemp;
for (index = 0; index < ILCode.Length - 1;)
{
ilTemp = new ILInstruct();
operandvalue = 0;
OpCode opcode = OpCodes.Nop;
ushort value = ILCode[index++];
// ilcode가 일 경우
if (value != 0xfe)
{
opcode = GlobalStatic.m_SingleOpcodes[(int)value];
}
else
{
value = ILCode[index++];
opcode = GlobalStatic.m_MultiOpcodes[(int)value];
value = (ushort)(value | 0xfe00);
}
ilTemp.Opcode = opcode;
ilTemp.Operand = 0;
ilTemp.Offset = index - 1;
//string 빼고 다 확인 필요
switch (opcode.OperandType)
{
case OperandType.InlineBrTarget: //점프 주소가 와야할듯 해당 명령어 확인필요
operandvalue = BytesTo32Bit(ref index);
//ilTemp.Operand = module.ResolveString(operandvalue);
break;
case OperandType.InlineField:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = operandvalue;
break;
case OperandType.InlineI:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = operandvalue;
break;
case OperandType.InlineI8:
ilTemp.Operand = BytesTo64Bit(ref index);
break;
case OperandType.InlineMethod:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = module.ResolveMethod(operandvalue);
break;
case OperandType.InlineNone:
ilTemp.Operand = null;
break;
//case OperandType.InlinePhi: break;
case OperandType.InlineR: //IEEE floating point number - double
ilTemp.Operand = BytesToDouble(ref index);
break;
case OperandType.InlineSig:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = module.ResolveSignature(operandvalue);
break;
case OperandType.InlineString:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = module.ResolveString(operandvalue);
break;
case OperandType.InlineSwitch:
ilTemp.Operand = BytesTo32Bit(ref index);
break;
case OperandType.InlineTok:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = module.ResolveSignature(operandvalue);
break;
case OperandType.InlineType:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = operandvalue;
break;
case OperandType.InlineVar:
operandvalue = BytesTo16Bit(ref index);
ilTemp.Operand = operandvalue;
break;
case OperandType.ShortInlineBrTarget:
operandvalue = ByteTo8Bit(ref index);
ilTemp.Operand = operandvalue;
break;
case OperandType.ShortInlineI:
operandvalue = ByteTo8Bit(ref index);
ilTemp.Operand = operandvalue;
break;
case OperandType.ShortInlineR:
operandvalue = BytesTo32Bit(ref index);
ilTemp.Operand = operandvalue;
break;
case OperandType.ShortInlineVar:
operandvalue = ByteTo8Bit(ref index);
ilTemp.Operand = operandvalue;
break;
default: break;
}
m_ILInstructs.Add(ilTemp);
}
}