On Wed, May 6, 2015 at 12:29 PM, Nicolai Hess <nicolaih...@web.de> wrote:
>
>
> 2015-05-06 12:10 GMT+02:00 p...@highoctane.be <p...@highoctane.be>:
>
>> I've loaded your package.
>>
>> A prerequisite is to load OS-Window to make it work.
>>
>> I've got the DLL call working nicely and the nativeboost with the
>> structure freezing.
>>
>
> This is because you have a recursive datastructure description, but
> acutually the IP_ADAPTER_INFO structure is not recursive:
>
> PIP_ADAPTER_INFO class >>fieldsDex
> ^ #(
> PIP_ADAPTER_INFO nextVariable;
> DWORD ComboIndex;
> CHAR AdapterName;
> CHAR Description;
> ....)
>
> The "nextVariable" should be a pointer to the structure.
>
> from MSDN:
>
> struct _IP_ADAPTER_INFO {
> struct _IP_ADAPTER_INFO *Next; "<- pointer"
> DWORD ComboIndex;
> char AdapterName[MAX_ADAPTER_NAME_LENGTH + 4];
> char Description[MAX_ADAPTER_DESCRIPTION_LENGTH + 4];
> UINT AddressLength;
>
> ....
>
>
>
So, what's to put in there then?
I can use FFI / NB for basic cases but never ventured into those structure.
I'd like to :-)
Phil
I
>
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>
>
>
>
>
>>
>> Now, we should all have a look at:
>>
>> https://github.com/ronsaldo/bullet-pharo
>>
>> and
>>
>> https://github.com/ronsaldo/swig
>>
>> because it looks like the way to go to wrap libraries...
>>
>> Ronie, I know you modified swig for generating Pharo code;
>>
>> Is cloning your swig repo the way to go ?
>>
>>
>> Phil
>>
>>
>>
>>
>>
>> On Wed, May 6, 2015 at 10:39 AM, Usman Bhatti <usman.bha...@gmail.com>
>> wrote:
>>
>>> Hi Nicolai,
>>>
>>> Here is my package that defines the nativeboost call and associated C
>>> structs.
>>> The external C struct is self referencing and hence sometimes I get
>>> infinite recursion when trying to change field descriptions. That is the
>>> reason why the automatically generated accessors are absent (although I had
>>> them in an earlier version).
>>>
>>> Attached also the DLL referenced in the code.
>>>
>>>
>>>
>>> On Wed, May 6, 2015 at 9:58 AM, Nicolai Hess <nicolaih...@web.de> wrote:
>>>
>>>>
>>>>
>>>> 2015-05-06 9:53 GMT+02:00 Usman Bhatti <usman.bha...@gmail.com>:
>>>>
>>>>>
>>>>>
>>>>> On Tue, May 5, 2015 at 7:34 PM, p...@highoctane.be <p...@highoctane.be
>>>>> > wrote:
>>>>>
>>>>>>
>>>>>> On Tue, May 5, 2015 at 6:28 PM, Usman Bhatti <usman.bha...@gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> I succeeded to do it by encapsulating the C routine as a DLL and
>>>>>>> doing an FFI call from my image (as suggested by Guille).
>>>>>>>
>>>>>>
>>>>>> At least there was a way!
>>>>>>
>>>>>
>>>>> Exactly :)
>>>>>
>>>>>
>>>>>>
>>>>>> Looks like this is the most controlled|debuggable way:
>>>>>> - get it working with C code out of Pharo
>>>>>> - make a bridge that can be used easily with FFI in a dll
>>>>>> - use that from Pharo with proven FFI
>>>>>>
>>>>>> Would NativeBoost work with your dll? Should.
>>>>>>
>>>>>
>>>>> I have read a few resources about Nativeboost but I am still naive to
>>>>> know the difference between FFI and nativeboost. The FFI call I made to
>>>>> invoke the DLL function looked similar to the nativeboost calls.
>>>>>
>>>>>
>>>>>>
>>>>>>
>>>>>> I also tried to perform the nativeboost call by creating my
>>>>>>> structures in Pharo. The function in Windows that can be used to
>>>>>>> retrieve
>>>>>>> mac address in Windows: GetAdaptersInfo
>>>>>>> <https://msdn.microsoft.com/en-us/library/windows/desktop/aa365917%28v=vs.85%29.aspx>
>>>>>>> that
>>>>>>> accepts a PIP_ADAPTER_INFO
>>>>>>> <https://msdn.microsoft.com/en-us/library/windows/desktop/aa366062(v=vs.85).aspx>
>>>>>>> structure.
>>>>>>> I subclassed NBExternalStructure to define this struct and the other
>>>>>>> used
>>>>>>> by it in the image but my NB call returned with 87 code (Invalid
>>>>>>> parameter)
>>>>>>> and it was impossible to debug. However, I would like to make this thing
>>>>>>> work to understand what went wrong.
>>>>>>>
>>>>>>
>>>>>> Has this something to do with 32|64 bit library complications?
>>>>>>
>>>>>
>>>>> Not exactly. For me, it was more related to the fact that I had to map
>>>>> a complex C struct in Pharo. Here is an excerpt of the definition from
>>>>> MSDN:
>>>>>
>>>>> typedef struct _IP_ADAPTER_INFO {
>>>>> struct _IP_ADAPTER_INFO *Next;
>>>>> ...
>>>>> PIP_ADDR_STRING CurrentIpAddress;
>>>>> IP_ADDR_STRING GatewayList;
>>>>> ...
>>>>> }
>>>>>
>>>>> So, I had to define three external structures (all names in capitals)
>>>>> and I did the effort but in the end I got an error code that I could not
>>>>> debug in the image. Hence, I gave up and opted to go in the native
>>>>> environment. But I would like someone knowledgable to have a look at my
>>>>> nativeboost code because the nativeboost approach is more simple
>>>>> (everything's in the image).
>>>>>
>>>>
>>>> I can have a look.
>>>>
>>>> btw. for what do you need the mac address?
>>>>
>>>>
>>>>
>>>>>
>>>>>
>>>>>
>>>>> usman
>>>>>
>>>>>
>>>>>>
>>>>>> Phil
>>>>>>
>>>>>>>
>>>>>>> With ProcessWrapper, I could not load the classes essential for
>>>>>>> making the plugin work.
>>>>>>>
>>>>>>> HTH,
>>>>>>>
>>>>>>> Usman
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Mon, May 4, 2015 at 2:54 PM, Ben Coman <b...@openinworld.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> As a complete newb to VM building I found this fairly straight
>>>>>>>> forward (on a Mac btw).
>>>>>>>> https://github.com/pharo-project/pharo-vm
>>>>>>>> cheers -ben
>>>>>>>>
>>>>>>>> On Mon, May 4, 2015 at 5:28 PM, Usman Bhatti <
>>>>>>>> usman.bha...@gmail.com> wrote:
>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Sun, May 3, 2015 at 4:22 PM, Pierce Ng <pie...@samadhiweb.com>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> On Sat, May 02, 2015 at 03:55:47PM +0200, Usman Bhatti wrote:
>>>>>>>>>> > 1/ OSProcess: I tried (PipeableOSProcess command: 'ipconfig
>>>>>>>>>> /all') output.
>>>>>>>>>>
>>>>>>>>>> I have used http://www.smalltalkhub.com/#!/~hernan/ProcessWrapper
>>>>>>>>>> successfully
>>>>>>>>>> back when I was on Windows using some now-ancient version of
>>>>>>>>>> Pharo.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> I had initially discarded the idea of using this project because
>>>>>>>>> it required a plugin and the information of the plugin was outdated on
>>>>>>>>> squeaksource. However, having evaluated superficially the complexity
>>>>>>>>> of
>>>>>>>>> doing it with nativeboost (because too many external c struct
>>>>>>>>> involved in
>>>>>>>>> the call), I would like to see if I am better off using this wrapper.
>>>>>>>>>
>>>>>>>>> I loaded it with:
>>>>>>>>>
>>>>>>>>> Gofer it
>>>>>>>>> url: 'http://www.smalltalkhub.com/mc/hernan/ProcessWrapper/main
>>>>>>>>> ';
>>>>>>>>> package: 'ProcessWrapper-Core';
>>>>>>>>> package: 'ProcessWrapper-Plugin';
>>>>>>>>> package: 'ProcessWrapper-Tests';
>>>>>>>>> load.
>>>>>>>>>
>>>>>>>>> But the plugins wont load because it requires the
>>>>>>>>> class SmartSyntaxInterpreterPlugin and apparently this file is a part
>>>>>>>>> of
>>>>>>>>> the VMMaker. Is there any recent config for VMMaker in Pharo because
>>>>>>>>> this
>>>>>>>>> one looks outdated:
>>>>>>>>>
>>>>>>>>> http://pharo.gemtalksystems.com/book/Virtual-Machine/Building/VMMakerTool/
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Pierce
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>>
>
