[Winpcap-users] how Wireshark get linktype?

[Gianluca Varenni]

Is it an NDIS 6.x driver?

Have a nice day
GV

----- Original Message ----- 
From: "Joshua (Shiwei) Zhao" <swzhao at gmail.com>
To: <winpcap-users at winpcap.org>
Cc: "Developer support list for Wireshark" <wireshark-dev at wireshark.org>
Sent: Tuesday, September 01, 2009 5:48 PM
Subject: Re: [Winpcap-users] how Wireshark get linktype?


> No it's not airpcap. But they don't want us to disclose their name yet :)
> I have the driver source code and it does return media type as
> NdisMedium802_11_Radio if it receives an OID as I mentioned earlier.
> But the driver never sees a request for those OIDs.
>
> In Wireshark I also tried to add code to send OIDs request to the
> driver, using wpcap_packet_request(). If I define a new OID on both
> side, it works fine. However, when I send an OID of
> OID_GEN_MEDIA_SUPPORTED or OID_GEN_MEDIA_IN_USE, the driver never sees
> this OID. It's lost somewhere? I still cannot figure out....
>
>
> Thanks,
> Joshua
>
>
> On Tue, Sep 1, 2009 at 5:29 PM, Gianluca
> Varenni<gianluca.varenni at cacetech.com> wrote:
>> On Windows/WinPcap the only devices that support any of the wireless DLTs
>> (DLT_IEEE802_11, DLT_IEEE802_11_RADIO or eventually DLT_PPI) are the 
>> AirPcap
>> adapters.
>>
>> Are you using an AirPcap adapter?
>>
>> Have a nice day
>> GV
>>
>> ----- Original Message -----
>> From: "Joshua (Shiwei) Zhao" <swzhao at gmail.com>
>> To: "Developer support list for Wireshark" <wireshark-dev at wireshark.org>;
>> <winpcap-users at winpcap.org>
>> Sent: Tuesday, September 01, 2009 4:41 PM
>> Subject: [Winpcap-users] how Wireshark get linktype?
>>
>>
>>> I'm using Wireshark 1.0.4 with a WiFi device. When I select the device
>>> in capture options panel, I cannot get the expected linktype
>>> DLT_IEEE802_11_RADIO.
>>> I know the device driver is in monitor mode and it works if I manually
>>> add a DLT_IEEE802_11_RADIO type there and choose it.
>>> But how does Wireshark/winpcap get the default type, via a OID request
>>> OID_GEN_MEDIA_SUPPORTED or OID_GEN_MEDIA_IN_USE?
>>> I believe the driver does have support on these two OIDs.
>>>
>>> Is this a known problem or is there sth not compatible between my
>>> driver and Wireshark/winpcap? I know Wireshark calls pcap_datalink()
>>> to retrieve the media type.
>>>
>>> Many thanks,
>>> Joshua
>>> _______________________________________________
>>> Winpcap-users mailing list
>>> Winpcap-users at winpcap.org
>>> https://www.winpcap.org/mailman/listinfo/winpcap-users
>>
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