pythonnet/src/runtime/clrobject.cs at drop-python2 · filmor/pythonnet · GitHub

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using System;

using System.Runtime.InteropServices;

namespace Python.Runtime

{

internal class CLRObject : ManagedType

{

internal object inst;

internal CLRObject(object ob, IntPtr tp)

{

IntPtr py = Runtime.PyType_GenericAlloc(tp, 0);

long flags = Util.ReadCLong(tp, TypeOffset.tp_flags);

if ((flags & TypeFlags.Subclass) != 0)

{

IntPtr dict = Marshal.ReadIntPtr(py, ObjectOffset.TypeDictOffset(tp));

if (dict == IntPtr.Zero)

{

dict = Runtime.PyDict_New();

Marshal.WriteIntPtr(py, ObjectOffset.TypeDictOffset(tp), dict);

}

GCHandle gc = GCHandle.Alloc(this);

Marshal.WriteIntPtr(py, ObjectOffset.magic(tp), (IntPtr)gc);

tpHandle = tp;

pyHandle = py;

gcHandle = gc;

inst = ob;

// Fix the BaseException args (and __cause__ in case of Python 3)

// slot if wrapping a CLR exception

Exceptions.SetArgsAndCause(py);

}

static CLRObject GetInstance(object ob, IntPtr pyType)

{

return new CLRObject(ob, pyType);

}

static CLRObject GetInstance(object ob)

{

ClassBase cc = ClassManager.GetClass(ob.GetType());

return GetInstance(ob, cc.tpHandle);

}

internal static IntPtr GetInstHandle(object ob, IntPtr pyType)

{

CLRObject co = GetInstance(ob, pyType);

return co.pyHandle;

}

internal static IntPtr GetInstHandle(object ob, Type type)

{

ClassBase cc = ClassManager.GetClass(type);

CLRObject co = GetInstance(ob, cc.tpHandle);

return co.pyHandle;

}

internal static IntPtr GetInstHandle(object ob)

{

CLRObject co = GetInstance(ob);

return co.pyHandle;

}

pythonnet/src/runtime/clrobject.cs at drop-python2 · filmor/pythonnet · GitHub

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