Device Drivers

Virtual HID (keyboard and mouse) driver
Hello, I wish to develop 2 drivers. One will act as a virtual keyboard and the other as a virtual mouse. Can I start from the vhidmini sample? (src\hid\vhidmini -- it's not available in the lastest WDK, but it's in 6001.18002). From my understanding this is a miniclass driver that should work with kbdclass ... 8 Dec 2009 08:37

kernel-mode encryption
I need certified encryption in my kernel mode driver on Windows XP. The only Microsoft solution is FIPS.SYS. The Microsoft web page says "A kernel mode user of the FIPS.SYS driver must be able to reference the FipsXXX functions before using them. The user needs to acquire the table of pointers to the FipsXXX fu... 1 Dec 2009 12:47

IOCTL_HID_WRITE_REPORT fails
Hi I am developing the driver based on HidFx2Usb driver source. Application call WriteFile() then driver called IOCTL_HID_WRITE_REPORT. So I add the following code in this IOCTL process in order to send data to the USB, but CompleteWriteReport callback routine always called with status = STATUS_INVALID_PARAMET... 4 Dec 2009 14:02

Compile error after adding #define WPP_GLOBALLOGGER
My driver is currently using WPP tracing to assist my development and debugging. I need to see details that occur early, and decided to attempt using the Global Logger Session. After reading several related pages, I added the #define WPP_GLOBALLOGGER to my trace.h file after the #define WPP_CONTROL_GUIDS macr... 2 Dec 2009 20:06

Why does my WLK test "USB Device Framework (CV)" fail?
I don't know if this is the right forum to ask technical questions regarding tests in the Windows Logo Kit (WLK) and DTM Studio, but I haven't found a better place to post. My problem is that my Unclassified Signature device driver test fails for my USB device driver. The failing test is called "USB Device Fra... 2 Dec 2009 23:27

SDIO development
Dear all. I'm Gisouk Yoon who started developing SDIO wifi device driver in XP. I need some help. Following is what I have done and seen. 1. At first, I installed a SD host controller, and which loads "SDA Standard Compliant SD Host Controller" of MS windows. 2. To test MS's SD API, I selected sdiomars sa... 29 Nov 2009 22:20

unidrv fonts rendering in Win7
Hi, i have following problem, i wrote an unidrv virtual printer that is dumping the printed pages as images, everything ok, including in Vista, works, x86, x64, but in win7 same code base compiled with ddk v. 7600.16385, does not render all fonts of the text. images are printed correctly, but text only in s... 2 Dec 2009 12:08

Checking Parameter of POEMDEV and disable starting printjob
Hi all, my problem is, that a printjob may only start, if all must fields are filled, which are stored in POEMDEV. I tried to check the values in hrOEMDevMode if the dwMode=OEMDM_MERGE. If I do something like this: SetLastError(ERROR_INVALID_PARAMETER); hResult = E_FAIL; // The buttons print and se... 3 Dec 2009 04:52

INF Cache corrupted.
Hi, I am working on NDIS IM driver for Windows XP SP2 and installation program uses INetCfg. I am facing one strange issue. Sometimes my driver installation gets failed and setup api logs shows Error Code: 0xE0000228 There are no Compatible driver for this device. After enabling setupapi verbose logging, I fo... 28 Nov 2009 12:21

How to communicate with user, from printer driver
Hi ! I wrote a little driver (based on Bitmap example from WDK) that captures printing and sends images thru NamedPipes to user application - this works. Now, I want to be able to give a possibility to select to which application data will be sent. example: user prints document, my driver checks for running ... 3 Dec 2009 22:44