arguments to calldll.call_foreign_function() ?

Gordon McMillan gmcm at hypernet.com
Wed Jun 20 19:00:04 CEST 2001


Jon Nicoll wrote:

>Hi there
>    I want to experiment with using calldll to access a win32
>function: QueryPerformanceCounter(), which has a prototype
>
>BOOL QueryPerformanceCounter(
>   LARGE_INTEGER  *lpPerformanceCount      // address of current counter
>value
>   );

[snip]

>>> from dynwin import windll
>>> k = windll.module('kernel32')
>>> b = windll.membuf(8)
>>> k.QueryPerformanceCounter(b.address())
1
>>> b.read()
'\367[\363\211\246\000\000\000'
>>>

- Gordon



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