static CalliHelper()
{
// generate void(void) calli
DynamicMethod dm = new DynamicMethod("void_calli",
typeof(void),
new Type[] { typeof(IntPtr) /* function ptr */, typeof(Object) /* target */ },
typeof(CalliHelper).Module);
ILGenerator ilg = dm.GetILGenerator();
ilg.Emit(OpCodes.Ldarg_1);
ilg.Emit(OpCodes.Ldarg_0);
ilg.EmitCalli(OpCodes.Calli, CallingConventions.HasThis, typeof(void), new Type[0], null);
ilg.Emit(OpCodes.Ret);
ArglessFunctionCaller = (ArglessMethod)dm.CreateDelegate(typeof(ArglessMethod));
// generate void(Object, EventArgs) calli
dm = new DynamicMethod("eventarg_calli",
typeof(void),
new Type[] { typeof(IntPtr) /* function ptr */, typeof(Object) /* target */, typeof(Object) /* sender */, typeof(EventArgs) },
typeof(CalliHelper).Module);
ilg = dm.GetILGenerator();
ilg.Emit(OpCodes.Ldarg_1);
ilg.Emit(OpCodes.Ldarg_2);
ilg.Emit(OpCodes.Ldarg_3);
ilg.Emit(OpCodes.Ldarg_0);
ilg.EmitCalli(OpCodes.Calli, CallingConventions.HasThis, typeof(void), new Type[] { typeof(object) /* sender */, typeof(EventArgs) }, null);
ilg.Emit(OpCodes.Ret);
EventArgFunctionCaller = (EventArgMethod)dm.CreateDelegate(typeof(EventArgMethod));
}
static CalliHelper() {
// generate void(void) calli
DynamicMethod dm = new DynamicMethod("void_calli",
typeof(void),
new Type[] { typeof(IntPtr) /* function ptr */, typeof(Object) /* target */},
typeof(CalliHelper).Module);
ILGenerator ilg = dm.GetILGenerator();
ilg.Emit(OpCodes.Ldarg_1);
ilg.Emit(OpCodes.Ldarg_0);
ilg.EmitCalli(OpCodes.Calli, CallingConventions.HasThis, typeof(void), new Type[0], null);
ilg.Emit(OpCodes.Ret);
ArglessFunctionCaller = (ArglessMethod)dm.CreateDelegate(typeof(ArglessMethod));
// generate void(Object, EventArgs) calli
dm = new DynamicMethod("eventarg_calli",
typeof(void),
new Type[] { typeof(IntPtr) /* function ptr */, typeof(Object) /* target */, typeof(Object) /* sender */, typeof(EventArgs) },
typeof(CalliHelper).Module);
ilg = dm.GetILGenerator();
ilg.Emit(OpCodes.Ldarg_1);
ilg.Emit(OpCodes.Ldarg_2);
ilg.Emit(OpCodes.Ldarg_3);
ilg.Emit(OpCodes.Ldarg_0);
ilg.EmitCalli(OpCodes.Calli, CallingConventions.HasThis, typeof(void), new Type[] { typeof(object) /* sender */, typeof(EventArgs) }, null);
ilg.Emit(OpCodes.Ret);
EventArgFunctionCaller = (EventArgMethod)dm.CreateDelegate(typeof(EventArgMethod));
}
