A simple WDM example, and attached the AP program to execute the read/write basic functions.

Wdm1
....\DIRS
....\exe
....\...\Debug
....\...\.....\buildchk_w2K_x86.log
....\...\.....\vc60.idb
....\...\.....\vc60.pdb
....\...\.....\Wdm1Test.exe
....\...\.....\Wdm1Test.ilk
....\...\.....\Wdm1Test.obj
....\...\.....\Wdm1Test.pch
....\...\.....\Wdm1Test.pdb
....\...\.....\Wdm1Test.res
....\...\GUIDs.h
....\...\Release
....\...\.......\vc60.idb
....\...\.......\Wdm1Test.exe
....\...\.......\Wdm1Test.obj
....\...\.......\Wdm1Test.pch
....\...\.......\Wdm1Test.res
....\...\resource.h
....\...\Wdm1Test.aps
....\...\Wdm1Test.cpp
....\...\Wdm1Test.dsp
....\...\Wdm1Test.dsw
....\...\Wdm1Test.ncb
....\...\Wdm1Test.opt
....\...\Wdm1Test.plg
....\...\Wdm1Test.rc
....\Readme.txt
....\sys
....\...\buildfre_wxp_x86.log
....\...\DebugPrint.h
....\...\DeviceIo.cpp
....\...\GUIDs.h
....\...\Init.cpp
....\...\IoCtlCode.h
....\...\IoDispatch.cpp
....\...\MAKEFILE
....\...\objfre_wxp_x86
....\...\..............\i386
....\...\..............\....\deviceio.obj
....\...\..............\....\init.obj
....\...\..............\....\iodispatch.obj
....\...\..............\....\pnpdispatch.obj
....\...\..............\....\Wdm1.pdb
....\...\..............\....\wdm1.res
....\...\..............\....\Wdm1.sys
....\...\..............\_objects.mac
....\...\PnpDispatch.cpp
....\...\Release
....\...\.......\Wdm1.inf
....\...\.......\Wdm1.sys
....\...\resource.h
....\...\Sources
....\...\Wdm1.aps
....\...\Wdm1.dsp
....\...\Wdm1.dsw
....\...\Wdm1.h
....\...\Wdm1.inf
....\...\Wdm1.ncb
....\...\Wdm1.opt
....\...\Wdm1.rc

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