Device Drivers

DISK_DETECTION_INFO
http://msdn2.microsoft.com/en-us/library/aa363965(vs.85).aspx DetectionType The detected partition type. This member can be one of the following values from the DETECTION_TYPE enumeration. DetectExInt13 2 The disk has an extended Int13 partition. DetectInt13 1 The disk has a stand... 31 Mar 2008 00:17

How to send Ctrl + C
Hi How to sned keys Ctrl + C to a device handle like COM port , can we use some string to do that ? Thank you . ... 29 Mar 2008 20:29

how to write a serial port driver (UART 0) COM Port
Hi I am new to Device driver development and I have to write a COM port (UART 0) driver for chip DM6443. I need get started help on it. I have questions like 1)do I have to create more then one DLL project on one will do 2) what functions do I have to define in it Note:- I have been through DM6443 docum... 29 Mar 2008 13:24

Blue screen when device object is deleted.
I wrote a non device driver to hook ZwCreateFile using SSDT hooking technique. While running one of my test case my system crashed (blued screen). Test case: --------------- During mid of a copying operation if i unload my driver, system crashes (blue screen). Before unloading driver restore the original ZwCr... 31 Mar 2008 18:38

CreateDevice not getting called in WDDM user-mode display driver
Hi All, I'm working on r200umd user-mode sample display driver for Vista and I'm facing some problem after its Openadapter function is getting called. Openadapter is returning status as S_OK. In this call, it is passing pointers of CreateDevice and GetCaps. After this call, GetCaps is getting called but in th... 28 Mar 2008 02:15

Getting Checked NDIS For Windows Server 2008
Hi! Short of installing the full checked build of this OS, how do I get the checked version of NDIS from the DVD? Thanks! ... 28 Mar 2008 06:35

Drive letter from WdfDeviceCreateSymbolicLink not removed whendriver unloads
Hi Doron, Thanks for the reply. I did some more digging and since I do have a user-mode app in the mix, I can do it using DefineDosDevice(DDD_RAW_TARGET_PATH, ...) to add and DefineDosDevice(DDD_REMOVE_DEFINITION, ... ) to remove the drive. Regards, Kevin Doron Holan [MSFT] wrote: are you communicat... 28 Mar 2008 04:58

Getting an error wile tring to install my printer
i recently bought the kodak easy share 5100 printer and wile tring to install the drivers i get and error on Unidrv.hlp is missing and it wants me to put in the windows xp service pack 2 disk well i dont have the disk i have windows xp media center on my comp i lost the disk. can anyone help me with this. ... 27 Mar 2008 18:38

Extracting text from PDF documents for virtual printer driver
I'm developing a virtual printer driver, and it handles most documents well. Where it fails is with PDF documents containing east Asian characters. I've found some other posts which mention that Adobe provides glyph indices, rather than unicode characters. How do I get the actual text in this situation? Thanks, ... 3 Apr 2008 01:17

Drive letter from WdfDeviceCreateSymbolicLink not removed when driver unloads
are you communicating with the mount manager to get the driver letter and let it know when it goes away? mount manager interfaces is how explorer knows to remove a letter on unload d -- Please do not send e-mail directly to this alias. this alias is for newsgroup purposes only. This posting is provided "... 27 Mar 2008 19:10