mpir/build.vc11/mpir.net/mpir.net-tests/Utilities/Accessors.cs

66 lines
2.1 KiB
C#

/*
Copyright 2014 Alex Dyachenko
This file is part of the MPIR Library.
The MPIR Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 3 of the License, or (at
your option) any later version.
The MPIR Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the MPIR Library. If not, see http://www.gnu.org/licenses/.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Reflection;
namespace MPIR.Tests
{
internal static class Accessors
{
private static readonly ConstructorInfo _intPtrConstructor;
private static readonly FieldInfo _getNumberOfLimbsAllocated;
private static readonly FieldInfo _getNumberOfLimbsUsed;
private static readonly FieldInfo _getLimbs;
static Accessors()
{
_getNumberOfLimbsAllocated = GetAccessor("_numberOfLimbsAllocated");
_getNumberOfLimbsUsed = GetAccessor("_numberOfLimbsUsed");
_getLimbs = GetAccessor("_limbs");
_intPtrConstructor = typeof(IntPtr).GetConstructor(new[] { Type.GetType("System.Void*") });
}
private static FieldInfo GetAccessor(string name)
{
return typeof(HugeInt).GetField(name, BindingFlags.NonPublic | BindingFlags.Instance);
}
public static int NumberOfLimbsAllocated(this HugeInt x)
{
return (int)_getNumberOfLimbsAllocated.GetValue(x);
}
public static int NumberOfLimbsUsed(this HugeInt x)
{
return (int)_getNumberOfLimbsUsed.GetValue(x);
}
public static IntPtr Limbs(this HugeInt x)
{
return (IntPtr)_intPtrConstructor.Invoke(new object[] { _getLimbs.GetValue(x) });
}
}
}