Device Drivers

WDF Driver Install problem
Hi, I'm developing a WDF driver for a PCI device. I have written a simple driver and the INF. The INF file seems ok when used with CHKINF. When i install it on the target system (XP checked build 2600) everything looks ok but at the end it simply says the drivers are not installed. Looking in WinDBG reveals... 7 Mar 2006 23:21

Read Data from USB
Hi all, I have a problem in reading the data packets from USB. I have got the USB from the Vendor(IXXAT) , and implemented the code to return handle for USB using CreateFile(). it is returning the Handle and Device path correctly but the BytesRead variable in ReadFile function is always zero. Can any one help me? ... 5 Mar 2006 13:10

Cancel a printer job
Hi, I want to know if the following is possible. When an user tries to print a file, a dialog should pop up asking the user for his / her credentials. If the credentials are not correct then the print job for that file should be cancelled. I tried subscribing to the printer event e.g. JOB_CHANGED and then ... 4 Mar 2006 06:55

Serial Mouse driver
Hi, I want to use some legacy mice for windows XP. They are from Mouse systems and can't find any compatible driver. I am trying to write a generic serial mouse driver. Any suggestions? I installed XP DDK SP1 and tried sample driver and it doesn't detect any input. ... 28 Feb 2006 19:12

How install driver silently with InstallSelectedDriver?
How install driver silently with InstallSelectedDriver? Setting DI_QUIETINSTALL in device install params not enough, because "Add Hardware" wizard last page shows if device requires reboot or disabled. I need no GUI as it implemented in UpdateDriverForPlugAndPlayDevices... ... 27 Feb 2006 08:40

Newbie: IoRegisterPlugPlayNotification
: Hi all, I have two different PCI cards, with two different WDM drivers. Let's call them D1 and D2. I want to call a D2 function everytime an interrupt event is handled by D1. OK. I'm registering an interface in D2 and handling the PlugPlayNotification in D1. Everything is working fine. Here is the c... 25 Feb 2006 12:49

netcfg???
Why do I get this error when I #include <comdef.h> to use _bstr_t and WMI. How do I fix this? c:\winddk\3790.1830\inc\w2k\comdef.h(266) : error C2004: expected 'defined(id)' c:\winddk\3790.1830\inc\w2k\comdef.h(266) : error C1012: unmatched parenthesis : missing ')' I modified only two place in the sourc... 25 Feb 2006 15:25

testcap ddk sample question.
hi Tim, I was planning to do this in kernel mode because actually I need to create a "fake capture device"...I have an application that don't read avi directly, but anyway look for all the capture devices (webcam, ie1394, everithing...) installed... so I planned to create a fake hardware that stream out the avi file ... 23 Feb 2006 09:05

_asm in IA64 & x64??
I badly need to use some assembly instructions in my driver & application. Compiling these codes with _asm keyword works fine for x86, but throws error for x64 & IA64. Then I learnt that _asm is not supported keyword for these 2 architectures. How else can I call assembly instructions that can work for these ar... 3 Mar 2006 01:22

Error Code 41 with HID Filter driver
The text of error code 41 is: "Windows successfully loaded the device driver for this hardware but cannot find the hardware device. (Code 41)" The DDK info doesn't say much more. Could someone please explain what this error means? I'll describe what I'm trying to do with the hope that it helps. I have a HID... 21 Feb 2006 18:56