參考資訊：
https://wasm.in/
http://four-f.narod.ru/
https://github.com/steward-fu/ddk
main.asm
.386p
.model flat, stdcall
option casemap:none
include c:\masm32\Macros\Strings.mac
include c:\masm32\include\w2k\ntdef.inc
include c:\masm32\include\w2k\ntstatus.inc
include c:\masm32\include\w2k\ntddk.inc
include c:\masm32\include\w2k\ntoskrnl.inc
include c:\masm32\include\w2k\ntddkbd.inc
include c:\masm32\include\wxp\wdm.inc
include c:\masm32\include\wdf\umdf\1.9\wudfddi_types.inc
include c:\masm32\include\wdf\kmdf\1.9\wdf.inc
include c:\masm32\include\wdf\kmdf\1.9\wdftypes.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfglobals.inc
include c:\masm32\include\wdf\kmdf\1.9\wdffuncenum.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfobject.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfdevice.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfdriver.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfrequest.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfio.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfcore.inc
include c:\masm32\include\wdf\kmdf\1.9\wdfmemory.inc
include c:\masm32\include\wdf\kmdf\1.9\wdftimer.inc
includelib c:\masm32\lib\wxp\i386\BufferOverflowK.lib
includelib c:\masm32\lib\wxp\i386\ntoskrnl.lib
includelib c:\masm32\lib\wxp\i386\hal.lib
includelib c:\masm32\lib\wxp\i386\wmilib.lib
includelib c:\masm32\lib\wxp\i386\sehupd.lib
includelib c:\masm32\lib\wdf\kmdf\i386\1.9\wdfldr.lib
includelib c:\masm32\lib\wdf\kmdf\i386\1.9\wdfdriverentry.lib
public DriverEntry
IOCTL_START equ CTL_CODE(FILE_DEVICE_UNKNOWN, 800h, METHOD_BUFFERED, FILE_ANY_ACCESS)
IOCTL_STOP equ CTL_CODE(FILE_DEVICE_UNKNOWN, 801h, METHOD_BUFFERED, FILE_ANY_ACCESS)
.const
MSG_START byte "IOCTL_START",0
MSG_STOP byte "IOCTL_STOP",0
.data
hTimer WDFTIMER ?
dwTimerCnt DWORD ?
.code
OnTimer proc myTimer : WDFTIMER
inc dwTimerCnt
invoke DbgPrint, $CTA0("WdfTimer: %d"), dwTimerCnt
ret
OnTimer endp
IrpFileCreate proc myDevice : WDFDEVICE, myRequest : WDFREQUEST, myFileObject : WDFFILEOBJECT
invoke DbgPrint, $CTA0("IrpFileCreate")
invoke WdfRequestComplete, myRequest, STATUS_SUCCESS
ret
IrpFileCreate endp
IrpFileClose proc FileObject:WDFFILEOBJECT
invoke DbgPrint, $CTA0("IrpFieClose")
ret
IrpFileClose endp
IrpIOCTL proc uses ebx edx myQueue : WDFQUEUE, myRequest : WDFREQUEST, myOutLen : DWORD, myInLen : DWORD, myCode : DWORD
local timeout : qword
local stTimeCnt : LARGE_INTEGER
.if myCode == IOCTL_START
invoke DbgPrint, offset MSG_START
mov dwTimerCnt, 0
;lea ebx, timeout
;mov (dword ptr [ebx + 0]), 1000
;mov (dword ptr [ebx + 4]), 0
;invoke WDF_REL_TIMEOUT_IN_MS, timeout
;lea ebx, timeout
;mov (dword ptr [ebx + 0]), eax
;mov (dword ptr [ebx + 4]), edx
;invoke WdfTimerStart, hTimer, timeout
or stTimeCnt.HighPart, -1
mov stTimeCnt.LowPart, -10000000
invoke WdfTimerStart, hTimer, stTimeCnt.QuadPart
.elseif myCode == IOCTL_STOP
invoke DbgPrint, offset MSG_STOP
invoke WdfTimerStop, hTimer, FALSE
.endif
invoke WdfRequestComplete, myRequest, STATUS_SUCCESS
ret
IrpIOCTL endp
AddDevice proc myDriver : WDFDRIVER, pMyDeviceInit : PWDFDEVICE_INIT
local device : WDFDEVICE
local io_cfg : WDF_IO_QUEUE_CONFIG
local file_cfg : WDF_FILEOBJECT_CONFIG
local timer_cfg : WDF_TIMER_CONFIG
local szDevName : UNICODE_STRING
local szSymName : UNICODE_STRING
local timer_attribute : WDF_OBJECT_ATTRIBUTES
invoke RtlInitUnicodeString, addr szDevName, $CTW0("\\Device\\MyDriver")
invoke RtlInitUnicodeString, addr szSymName, $CTW0("\\DosDevices\\MyDriver")
invoke WdfDeviceInitAssignName, pMyDeviceInit, addr szDevName
invoke WdfDeviceInitSetIoType, pMyDeviceInit, WdfDeviceIoBuffered
invoke WDF_FILEOBJECT_CONFIG_INIT, addr file_cfg, offset IrpFileCreate, offset IrpFileClose, NULL
invoke WdfDeviceInitSetFileObjectConfig, pMyDeviceInit, addr file_cfg, WDF_NO_OBJECT_ATTRIBUTES
invoke WdfDeviceCreate, addr pMyDeviceInit, WDF_NO_OBJECT_ATTRIBUTES, addr device
invoke WdfDeviceCreateSymbolicLink, device, addr szSymName
invoke WDF_TIMER_CONFIG_INIT_PERIODIC, addr timer_cfg, OnTimer, 1000
invoke WDF_OBJECT_ATTRIBUTES_INIT, addr timer_attribute
lea eax, timer_attribute
push device
pop (WDF_OBJECT_ATTRIBUTES ptr [eax]).ParentObject
invoke WdfTimerCreate, addr timer_cfg, addr timer_attribute, addr hTimer
invoke WDF_IO_QUEUE_CONFIG_INIT_DEFAULT_QUEUE, addr io_cfg, WdfIoQueueDispatchSequential
lea eax, io_cfg
mov (WDF_IO_QUEUE_CONFIG ptr [eax]).EvtIoDeviceControl, offset IrpIOCTL
invoke WdfIoQueueCreate, device, addr io_cfg, WDF_NO_OBJECT_ATTRIBUTES, WDF_NO_HANDLE
ret
AddDevice endp
DriverEntry proc pMyDriver : PDRIVER_OBJECT, pMyRegistry : PUNICODE_STRING
local config : WDF_DRIVER_CONFIG
invoke WDF_DRIVER_CONFIG_INIT, addr config, AddDevice
invoke WdfDriverCreate, pMyDriver, pMyRegistry, WDF_NO_OBJECT_ATTRIBUTES, addr config, WDF_NO_HANDLE
ret
DriverEntry endp
end DriverEntry
.end
app.asm
.386p
.model flat, stdcall
option casemap : none
include c:\masm32\include\windows.inc
include c:\masm32\include\masm32.inc
include c:\masm32\include\user32.inc
include c:\masm32\include\msvcrt.inc
include c:\masm32\include\kernel32.inc
include c:\masm32\include\w2k\ntddkbd.inc
include c:\masm32\Macros\Strings.mac
includelib c:\masm32\lib\user32.lib
includelib c:\masm32\lib\masm32.lib
includelib c:\masm32\lib\msvcrt.lib
includelib c:\masm32\lib\kernel32.lib
IOCTL_START equ CTL_CODE(FILE_DEVICE_UNKNOWN, 800h, METHOD_BUFFERED, FILE_ANY_ACCESS)
IOCTL_STOP equ CTL_CODE(FILE_DEVICE_UNKNOWN, 801h, METHOD_BUFFERED, FILE_ANY_ACCESS)
.const
DEV_NAME db "\\.\MyDriver",0
.data?
hFile dd ?
dwRet dd ?
.code
start:
invoke CreateFile, offset DEV_NAME, GENERIC_READ or GENERIC_WRITE, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0
mov hFile, eax
invoke DeviceIoControl, hFile, IOCTL_START, NULL, 0, NULL, 0, offset dwRet, NULL
invoke Sleep, 3000
invoke DeviceIoControl, hFile, IOCTL_STOP, NULL, 0, NULL, 0, offset dwRet, NULL
invoke CloseHandle, hFile
invoke ExitProcess, 0
end start
完成