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\wdfmemory.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
bExitThread DWORD ?
pThread PVOID ?
.code
MyThread proc pParam : DWORD
local stTime : LARGE_INTEGER
or stTime.HighPart, -1
mov stTime.LowPart, -10000000
mov eax, bExitThread
.while (eax != TRUE)
invoke KeDelayExecutionThread, KernelMode, FALSE, addr stTime
invoke DbgPrint, $CTA0("Sleep 1s")
mov eax, bExitThread
.endw
invoke DbgPrint, $CTA0("Exit MyThread")
invoke PsTerminateSystemThread, STATUS_SUCCESS
ret
MyThread endp
IrpFileCreate proc myDevice : WDFDEVICE, myRequest : WDFREQUEST, myFileObject : WDFFILEOBJECT
invoke DbgPrint, $CTA0("IRP_MJ_CREATE")
invoke WdfRequestComplete, myRequest, STATUS_SUCCESS
ret
IrpFileCreate endp
IrpFileClose proc myFileObject : WDFFILEOBJECT
invoke DbgPrint, $CTA0("IRP_MJ_CLOSE")
ret
IrpFileClose endp
IrpIOCTL proc myQueue : WDFQUEUE, myRequest : WDFREQUEST, myOutLen : DWORD, myInLen : DWORD, myCode : DWORD
local hThread : DWORD
.if myCode == IOCTL_START
invoke DbgPrint, offset MSG_START
mov bExitThread, FALSE
;// NtCurrentProcess equ -1
;// NtCurrentProcess will run on user thread area
;// Null wiil run on system area
invoke PsCreateSystemThread, addr hThread, THREAD_ALL_ACCESS, NULL, -1, NULL, offset MyThread, NULL
.if eax == STATUS_SUCCESS
invoke ObReferenceObjectByHandle, hThread, THREAD_ALL_ACCESS, NULL, KernelMode, offset pThread, NULL
invoke ZwClose, hThread
.endif
.elseif myCode == IOCTL_STOP
invoke DbgPrint, offset MSG_STOP
mov bExitThread, TRUE
mov eax, pThread
.if eax != NULL
invoke KeWaitForSingleObject, pThread, Executive, KernelMode, FALSE, NULL
invoke ObDereferenceObject, pThread
.endif
.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 szDevName : UNICODE_STRING
local szSymName : UNICODE_STRING
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_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