> -----Original Message----- > From: Eryk Sun <eryk...@gmail.com> > Sent: Monday, June 7, 2021 12:34 PM > To: python-list@python.org > Cc: pjfarl...@earthlink.net > Subject: Re: ctypes on Windows question: How to access an array of uint32_t > exported from a DLL? > > On 6/6/21, pjfarl...@earthlink.net <pjfarl...@earthlink.net> wrote: > > > > On a Windows 10 platform (python 3.8.9 and 3.9.5), how do I use ctypes > > to access an array of uint32_t's exported from a DLL? > > ... > > __declspec(dllexport) extern uint32_t array_name[128]; > > A ctypes data type has an in_dll() method [1] that returns an instance of the > type > that references data in a shared library (DLL). It takes a CDLL instance for > the > shared library and the exported symbol name. For > example: > > data = (ctypes.c_uint32 * 128).in_dll(library, "array_name")
Thanks for the help. I just didn't see this kind of simple case demonstrated on the ctypes doc page. I guess I am just a bit dense. Mea culpa. Anyway, thanks again. Peter -- -- https://mail.python.org/mailman/listinfo/python-list
