File list (Check if you may need any files):
CharSample
..........\CharSample.dsw
..........\CharSample.opt
..........\CharSampleDeviceInterface.h
..........\CharSampleioctl.h
..........\dirs
..........\exe
..........\...\makefile
..........\...\objchk
..........\...\......\i386
..........\...\......\....\OpenByIntf.obj
..........\...\......\....\Test_CharSample.exe
..........\...\......\....\Test_CharSample.idb
..........\...\......\....\Test_CharSample.ilk
..........\...\......\....\Test_CharSample.obj
..........\...\......\....\Test_CharSample.pch
..........\...\......\....\test_charsample.pdb
..........\...\OpenByIntf.cpp
..........\...\sources
..........\...\Test_CharSample.cpp
..........\...\Test_CharSample.dsp
..........\...\Test_CharSample.plg
..........\readme.txt
..........\sys
..........\...\CharSample.cpp
..........\...\CharSample.dsp
..........\...\CharSample.h
..........\...\CharSample.inf
..........\...\CharSample.plg
..........\...\CharSample.rc
..........\...\CharSampleDevice.cpp
..........\...\CharSampleDevice.h
..........\...\function.h
..........\...\makefile
..........\...\objchk
..........\...\......\i386
..........\...\......\....\CharSample.inf
..........\...\......\....\CharSample.sys
..........\...\sources