class DynamicAccessor
{
    object obj;
    public Func<object, object> Getter;
    public Action<object, object> Setter;
    public DynamicAccessor(object obj, string propertyName)
    {
        this.obj = obj;

        DynamicMethod getter = new DynamicMethod("getter",typeof(object), new Type[] { typeof(object) });
        WriteGetter(getter, propertyName);
        DynamicMethod setter = new DynamicMethod("setter", null, new Type[] { typeof(object), typeof(object) });
        writeSetter(setter, propertyName);

        Getter = (Func<object, object>)getter.CreateDelegate(typeof(Func<object, object>));
        Setter = (Action<object, object>)setter.CreateDelegate(typeof(Action<object, object>));
    }

    private void writeSetter(DynamicMethod md, string propertyName)
    {
        var mi = obj.GetType().GetProperty(propertyName).SetMethod;

        var il = md.GetILGenerator();
        il.Emit(OpCodes.Ldarg_0);
        il.Emit(OpCodes.Ldarg_1);
        il.Emit(OpCodes.Callvirt, mi);
        il.Emit(OpCodes.Nop);
        il.Emit(OpCodes.Ret);
    }

    private void WriteGetter(DynamicMethod md, string propertyName)
    {
        var mi = obj.GetType().GetProperty(propertyName).GetMethod;

        var il = md.GetILGenerator();
        il.Emit(OpCodes.Ldarg_0);
        il.Emit(OpCodes.Callvirt, mi);
        il.Emit(OpCodes.Ret);
    }
}