internal void VerifyWinRTGenericInterfaceGuids()
{
#if !CORECLR && ENABLE_WINRT
// Check dynamic guid generation generates same guid as mcg generated one
if (m_interfaceData != null)
{
foreach (McgInterfaceData item in m_interfaceData)
{
RuntimeTypeHandle typeHnd = item.ItfType;
if (!typeHnd.IsInvalid())
{
if (typeHnd.IsGenericType())
{
Guid expectedGuid = item.ItfGuid;
Guid actualGuid = DynamicInteropGuidHelpers.GetGuid_NoThrow(typeHnd);
if (!expectedGuid.Equals(actualGuid))
{
Environment.FailFast("Guid mismatch:" + " expected:" + expectedGuid + " actual:" + actualGuid);
}
}
}
}
}
#endif
}
public static unsafe void StructureToPtr(object structure, IntPtr ptr, bool fDeleteOld)
{
if (structure == null)
{
throw new ArgumentNullException(nameof(structure));
}
if (ptr == IntPtr.Zero)
{
throw new ArgumentNullException(nameof(ptr));
}
if (fDeleteOld)
{
DestroyStructure(ptr, structure.GetType());
}
RuntimeTypeHandle structureTypeHandle = structure.GetType().TypeHandle;
if (structureTypeHandle.IsGenericType() || structureTypeHandle.IsGenericTypeDefinition())
{
throw new ArgumentException(SR.Argument_NeedNonGenericObject, nameof(structure));
}
IntPtr marshalStub;
if (structureTypeHandle.IsBlittable())
{
if (!RuntimeAugments.InteropCallbacks.TryGetStructMarshalStub(structureTypeHandle, out marshalStub))
{
marshalStub = IntPtr.Zero;
}
}
else
{
marshalStub = RuntimeAugments.InteropCallbacks.GetStructMarshalStub(structureTypeHandle);
}
if (marshalStub != IntPtr.Zero)
{
if (structureTypeHandle.IsValueType())
{
((delegate * < ref byte, ref byte, void >)marshalStub)(ref structure.GetRawData(), ref *(byte *)ptr);
}
else
{
((delegate * < object, ref byte, void >)marshalStub)(structure, ref *(byte *)ptr);
}
}
else
{
nuint size = (nuint)RuntimeAugments.InteropCallbacks.GetStructUnsafeStructSize(structureTypeHandle);
Buffer.Memmove(ref *(byte *)ptr, ref structure.GetRawData(), size);
}
}
public bool TryGetFieldOffset(RuntimeTypeHandle declaringTypeHandle, uint fieldOrdinal, out int fieldOffset)
{
fieldOffset = int.MinValue;
// No use going further for non-generic types... TypeLoader doesn't have offset answers for non-generic types!
if (!declaringTypeHandle.IsGenericType())
return false;
using (LockHolder.Hold(_typeLoaderLock))
{
return TypeBuilder.TryGetFieldOffset(declaringTypeHandle, fieldOrdinal, out fieldOffset);
}
}
public static unsafe void DestroyStructure(IntPtr ptr, Type structuretype)
{
if (ptr == IntPtr.Zero)
{
throw new ArgumentNullException(nameof(ptr));
}
if (structuretype == null)
{
throw new ArgumentNullException(nameof(structuretype));
}
RuntimeTypeHandle structureTypeHandle = structuretype.TypeHandle;
if (structureTypeHandle.IsGenericType() || structureTypeHandle.IsGenericTypeDefinition())
{
throw new ArgumentException(SR.Argument_NeedNonGenericType, "t");
}
if (structureTypeHandle.IsEnum() ||
structureTypeHandle.IsInterface() ||
InteropExtensions.AreTypesAssignable(typeof(Delegate).TypeHandle, structureTypeHandle))
{
throw new ArgumentException(SR.Format(SR.Argument_MustHaveLayoutOrBeBlittable, structureTypeHandle.LastResortToString));
}
if (structureTypeHandle.IsBlittable())
{
// ok to call with blittable structure, but no work to do in this case.
return;
}
IntPtr destroyStructureStub = RuntimeAugments.InteropCallbacks.GetDestroyStructureStub(structureTypeHandle, out bool hasInvalidLayout);
if (hasInvalidLayout)
{
throw new ArgumentException(SR.Format(SR.Argument_MustHaveLayoutOrBeBlittable, structureTypeHandle.LastResortToString));
}
// DestroyStructureStub == IntPtr.Zero means its fields don't need to be destroied
if (destroyStructureStub != IntPtr.Zero)
{
CalliIntrinsics.Call <int>(
destroyStructureStub,
(void *)ptr // unsafe (no need to adjust as it is always struct)
);
}
}
public int GetTokenFor(RuntimeMethodHandle method)
{
IRuntimeMethodInfo methodInfo = method.GetMethodInfo();
RuntimeMethodHandleInternal internal2 = methodInfo.Value;
if ((methodInfo != null) && !RuntimeMethodHandle.IsDynamicMethod(internal2))
{
RuntimeType declaringType = RuntimeMethodHandle.GetDeclaringType(internal2);
if ((declaringType != null) && RuntimeTypeHandle.IsGenericType(declaringType))
{
MethodBase methodBase = RuntimeType.GetMethodBase(methodInfo);
Type genericTypeDefinition = methodBase.DeclaringType.GetGenericTypeDefinition();
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_MethodDeclaringTypeGenericLcg"), new object[] { methodBase, genericTypeDefinition }));
}
}
this.m_tokens.Add(method);
return((this.m_tokens.Count - 1) | 0x6000000);
}
public static unsafe void DestroyStructure(IntPtr ptr, Type structuretype)
{
if (ptr == IntPtr.Zero)
{
throw new ArgumentNullException(nameof(ptr));
}
if (structuretype == null)
{
throw new ArgumentNullException(nameof(structuretype));
}
RuntimeTypeHandle structureTypeHandle = structuretype.TypeHandle;
if (structureTypeHandle.IsGenericType() || structureTypeHandle.IsGenericTypeDefinition())
{
throw new ArgumentException(SR.Argument_NeedNonGenericType, nameof(structuretype));
}
if (structureTypeHandle.IsEnum() ||
structureTypeHandle.IsInterface() ||
InteropExtensions.AreTypesAssignable(typeof(Delegate).TypeHandle, structureTypeHandle))
{
throw new ArgumentException(SR.Format(SR.Argument_MustHaveLayoutOrBeBlittable, structureTypeHandle.LastResortToString));
}
if (structureTypeHandle.IsBlittable())
{
// ok to call with blittable structure, but no work to do in this case.
return;
}
IntPtr destroyStructureStub = RuntimeInteropData.GetDestroyStructureStub(structureTypeHandle, out bool hasInvalidLayout);
if (hasInvalidLayout)
{
throw new ArgumentException(SR.Format(SR.Argument_MustHaveLayoutOrBeBlittable, structureTypeHandle.LastResortToString));
}
// DestroyStructureStub == IntPtr.Zero means its fields don't need to be destroyed
if (destroyStructureStub != IntPtr.Zero)
{
((delegate * < ref byte, void >)destroyStructureStub)(ref *(byte *)ptr);
}
}
public static unsafe void StructureToPtr(object structure, IntPtr ptr, bool fDeleteOld)
{
if (structure == null)
{
throw new ArgumentNullException(nameof(structure));
}
if (ptr == IntPtr.Zero)
{
throw new ArgumentNullException(nameof(ptr));
}
if (fDeleteOld)
{
DestroyStructure(ptr, structure.GetType());
}
RuntimeTypeHandle structureTypeHandle = structure.GetType().TypeHandle;
if (structureTypeHandle.IsGenericType() || structureTypeHandle.IsGenericTypeDefinition())
{
throw new ArgumentException(nameof(structure), SR.Argument_NeedNonGenericObject);
}
// Boxed struct start at offset 1 (EEType* at offset 0) while class start at offset 0
int offset = structureTypeHandle.IsValueType() ? 1 : 0;
IntPtr marshalStub;
if (structureTypeHandle.IsBlittable())
{
if (!RuntimeAugments.InteropCallbacks.TryGetStructMarshalStub(structureTypeHandle, out marshalStub))
{
marshalStub = IntPtr.Zero;
}
}
else
{
marshalStub = RuntimeAugments.InteropCallbacks.GetStructMarshalStub(structureTypeHandle);
}
if (marshalStub != IntPtr.Zero)
{
InteropExtensions.PinObjectAndCall(structure,
unboxedStructPtr =>
{
CalliIntrinsics.Call <int>(
marshalStub,
((void *)((IntPtr *)unboxedStructPtr + offset)), // safe (need to adjust offset as it could be class)
(void *)ptr // unsafe (no need to adjust as it is always struct)
);
});
}
else
{
int structSize = Marshal.SizeOf(structure);
InteropExtensions.PinObjectAndCall(structure,
unboxedStructPtr =>
{
InteropExtensions.Memcpy(
ptr, // unsafe (no need to adjust as it is always struct)
(IntPtr)((IntPtr *)unboxedStructPtr + offset), // safe (need to adjust offset as it could be class)
structSize
);
});
}
}
