Device Driver Installation Detection [newbie]

> interesting is the pnp devices it controls. anyways, you can use the
> service control manager (SCM) to query for the service by name and get its
> state if present. this will not tell you if it is loaded and running
> though.

> what are you going to do once you have detected the driver? open one of its
> devices?

>> the installation of the driver itself is not usually interesting, what is
>> interesting is the pnp devices it controls. anyways, you can use the
>> service control manager (SCM) to query for the service by name and get
>> its state if present. this will not tell you if it is loaded and running
>> though.

>
> I want to detect whther a USB driver is installed or not. Does every USB
> driver register services ?
>

>> what are you going to do once you have detected the driver? open one of
>> its devices?

>
> OK, what I want to do is :
> given descriptors of device (pid, vid....), check the installation status
> of the driver (or compatible ones) and install the driver if none is
> installed.
>
> How is that possible with the windows api ?
>
> Thank you,
>
> LEMAIRE Mathieu

> find all the devices which have a problem code (no drivers installed), check
> to see if the enumerator is "USB" and then do something about it. You can
> get the descriptors from user mode, see usbview for details...

>> this doesn't make much sense. instead you can iterate over the device
>> tree, find all the devices which have a problem code (no drivers
>> installed), check to see if the enumerator is "USB" and then do something
>> about it. You can get the descriptors from user mode, see usbview for
>> details...

>
> No, I can't connect the device. I will go deeper in details : It's a
> project I do for my school - i want to do a hardware interface between a
> device and the host that :
> - detects whether the device is installed (without connecting the device
> itself - to make it the least intrusive)
> - install driver if necessary (harware interface ~= mass storage)
> - and only then connect the device
>
> Any suggestion to do the first part ?
> Or any commentary/advice on the project ?
>
> Thank you very much !
>
> --
> Mathieu LEMAIRE