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25 lines
944 B
25 lines
944 B
using System;
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using System.Reflection.Emit;
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namespace ZeroLevel.Services.Reflection
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{
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public static class ReferenceHelpers
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{
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public static readonly Action<object, Action<IntPtr>> GetPinnedPtr;
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static ReferenceHelpers()
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{
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var dyn = new DynamicMethod("GetPinnedPtr", typeof(void), new[] { typeof(object), typeof(Action<IntPtr>) }, typeof(ReferenceHelpers).Module);
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var il = dyn.GetILGenerator();
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il.DeclareLocal(typeof(object), true);
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il.Emit(OpCodes.Ldarg_0);
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il.Emit(OpCodes.Stloc_0);
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il.Emit(OpCodes.Ldarg_1);
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il.Emit(OpCodes.Ldloc_0);
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il.Emit(OpCodes.Conv_I);
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il.Emit(OpCodes.Call, typeof(Action<IntPtr>).GetMethod("Invoke"));
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il.Emit(OpCodes.Ret);
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GetPinnedPtr = (Action<object, Action<IntPtr>>)dyn.CreateDelegate(typeof(Action<object, Action<IntPtr>>));
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}
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}
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} |