Option Explicit
Private Const SERVICE_WIN32_OWN_PROCESS = &H10&
Private Const SERVICE_WIN32_SHARE_PROCESS = &H20&
Private Const SERVICE_WIN32 = SERVICE_WIN32_OWN_PROCESS + _
SERVICE_WIN32_SHARE_PROCESS
Private Const SERVICE_ACCEPT_STOP = &H1
Private Const SERVICE_ACCEPT_PAUSE_CONTINUE = &H2
Private Const SERVICE_ACCEPT_SHUTDOWN = &H4
Private Const SC_MANAGER_CONNECT = &H1
Private Const SC_MANAGER_CREATE_SERVICE = &H2
Private Const SC_MANAGER_ENUMERATE_SERVICE = &H4
Private Const SC_MANAGER_LOCK = &H8
Private Const SC_MANAGER_QUERY_LOCK_STATUS = &H10
Private Const SC_MANAGER_MODIFY_BOOT_CONFIG = &H20
Public Const STANDARD_RIGHTS_REQUIRED = &HF0000
Private Const SERVICE_QUERY_CONFIG = &H1
Private Const SERVICE_CHANGE_CONFIG = &H2
Private Const SERVICE_QUERY_STATUS = &H4
Private Const SERVICE_ENUMERATE_DEPENDENTS = &H8
Private Const SERVICE_START = &H10
Private Const SERVICE_STOP = &H20
Private Const SERVICE_PAUSE_CONTINUE = &H40
Private Const SERVICE_INTERROGATE = &H80
Private Const SERVICE_USER_DEFINED_CONTROL = &H100
Private Const SERVICE_ALL_ACCESS = (STANDARD_RIGHTS_REQUIRED Or _
SERVICE_QUERY_CONFIG Or _
SERVICE_CHANGE_CONFIG Or _
SERVICE_QUERY_STATUS Or _
SERVICE_ENUMERATE_DEPENDENTS Or _
SERVICE_START Or _
SERVICE_STOP Or _
SERVICE_PAUSE_CONTINUE Or _
SERVICE_INTERROGATE Or _
SERVICE_USER_DEFINED_CONTROL)
Private Const SERVICE_DEMAND_START As Long = &H3
Private Const SERVICE_ERROR_NORMAL As Long = &H1
' Private Enum SERVICE_CONTROL
Private Const SERVICE_CONTROL_STOP = &H1
Private Const SERVICE_CONTROL_PAUSE = &H2
Private Const SERVICE_CONTROL_CONTINUE = &H3
Private Const SERVICE_CONTROL_INTERROGATE = &H4
Private Const SERVICE_CONTROL_SHUTDOWN = &H5
' End Enum
' Private Enum SERVICE_STATE
Private Const SERVICE_STOPPED = &H1
Private Const SERVICE_START_PENDING = &H2
Private Const SERVICE_STOP_PENDING = &H3
Private Const SERVICE_RUNNING = &H4
Private Const SERVICE_CONTINUE_PENDING = &H5
Private Const SERVICE_PAUSE_PENDING = &H6
Private Const SERVICE_PAUSED = &H7
' End Enum
Private Type SERVICE_TABLE_ENTRY
lpServiceName As String
lpServiceProc As Long
lpServiceNameNull As Long
lpServiceProcNull As Long
End Type
Private Type SERVICE_STATUS
dwServiceType As Long
dwCurrentState As Long
dwControlsAccepted As Long
dwWin32ExitCode As Long
dwServiceSpecificExitCode As Long
dwCheckPoint As Long
dwWaitHint As Long
End Type
Private Declare Function StartServiceCtrlDispatcher Lib "advapi32.dll" Alias "StartServiceCtrlDispatcherA" (lpServiceStartTable As SERVICE_TABLE_ENTRY) As Long
Private Declare Function RegisterServiceCtrlHandler Lib "advapi32.dll" Alias "RegisterServiceCtrlHandlerA" (ByVal lpServiceName As String, ByVal lpHandlerProc As Long) As Long
Private Declare Function SetServiceStatus Lib "advapi32.dll" (ByVal hServiceStatus As Long, lpServiceStatus As SERVICE_STATUS) As Long
Private Declare Function OpenSCManager Lib "advapi32.dll" Alias "OpenSCManagerA" (ByVal lpMachineName As String, ByVal lpDatabaseName As String, ByVal dwDesiredAccess As Long) As Long
Private Declare Function CreateService Lib "advapi32.dll" Alias "CreateServiceA" (ByVal hSCManager As Long, ByVal lpServiceName As String, ByVal lpDisplayName As String, ByVal dwDesiredAccess As Long, ByVal dwServiceType As Long, ByVal dwStartType As Long, ByVal dwErrorControl As Long, ByVal lpBinaryPathName As String, ByVal lpLoadOrderGroup As String, ByVal lpdwTagId As String, ByVal lpDependencies As String, ByVal lp As String, ByVal lpPassword As String) As Long
Private Declare Function DeleteService Lib "advapi32.dll" (ByVal hService As Long) As Long
Declare Function CloseServiceHandle _
Lib "advapi32.dll" (ByVal hSCObject As Long) As Long
Declare Function OpenService _
Lib "advapi32.dll" Alias "OpenServiceA" _
(ByVal hSCManager As Long, ByVal lpServiceName As String, _
ByVal dwDesiredAccess As Long) As Long
'** Change SERVICE_NAME as needed
Private Const SERVICE_NAME As String = "MyService"
Private hServiceStatus As Long
Private ServiceStatus As SERVICE_STATUS
Public Sub Main()
Dim hSCManager As Long
Dim hService As Long
Dim ServiceTableEntry As SERVICE_TABLE_ENTRY
Dim b As Boolean
Dim cmd As String
cmd = Trim(LCase(Command()))
Select Case cmd
Case "install" 'Install service on machine
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CREATE_SERVICE)
hService = CreateService(hSCManager, SERVICE_NAME, _
SERVICE_NAME, SERVICE_ALL_ACCESS, _
SERVICE_WIN32_OWN_PROCESS, _
SERVICE_DEMAND_START, SERVICE_ERROR_NORMAL, _
App.Path & "\" & App.EXEName, vbNullString, _
vbNullString, vbNullString, vbNullString, _
vbNullString)
CloseServiceHandle hService
CloseServiceHandle hSCManager
Case "uninstall" 'Remove service from machine
hSCManager = OpenSCManager(vbNullString, vbNullString, _
SC_MANAGER_CREATE_SERVICE)
hService = OpenService(hSCManager, SERVICE_NAME, _
SERVICE_ALL_ACCESS)
DeleteService hService
CloseServiceHandle hService
CloseServiceHandle hSCManager
Case Else 'Start the service
ServiceTableEntry.lpServiceName = SERVICE_NAME
ServiceTableEntry.lpServiceProc = FncPtr(AddressOf ServiceMain)
b = StartServiceCtrlDispatcher(ServiceTableEntry)
End Select
End Sub
Public Sub ServiceMain(ByVal dwArgc As Long, ByVal lpszArgv As Long)
Dim b As Boolean
'Set initial state
ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS
ServiceStatus.dwCurrentState = SERVICE_START_PENDING
ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP _
Or SERVICE_ACCEPT_PAUSE_CONTINUE _
Or SERVICE_ACCEPT_SHUTDOWN
ServiceStatus.dwWin32ExitCode = 0
ServiceStatus.dwServiceSpecificExitCode = 0
ServiceStatus.dwCheckPoint = 0
ServiceStatus.dwWaitHint = 0
hServiceStatus = RegisterServiceCtrlHandler(SERVICE_NAME, AddressOf Handler)
ServiceStatus.dwCurrentState = SERVICE_START_PENDING
b = SetServiceStatus(hServiceStatus, ServiceStatus)
'** Do Initialization Here
ServiceStatus.dwCurrentState = SERVICE_RUNNING
b = SetServiceStatus(hServiceStatus, ServiceStatus)
'** Perform tasks -- if none exit
''** If an error occurs, the following should be used for shutting
''** down:
'' SetServerStatus SERVICE_STOP_PENDING
'' Clean up
'' SetServerStatus SERVICE_STOPPED
End Sub
Public Sub Handler(ByVal fdwControl As Long)
Dim b As Boolean
Select Case fdwControl
Case SERVICE_CONTROL_PAUSE
'** Do whatever it takes to pause here.
ServiceStatus.dwCurrentState = SERVICE_PAUSED
Case SERVICE_CONTROL_CONTINUE
'** Do whatever it takes to continue here.
ServiceStatus.dwCurrentState = SERVICE_RUNNING
Case SERVICE_CONTROL_STOP
ServiceStatus.dwWin32ExitCode = 0
ServiceStatus.dwCurrentState = SERVICE_STOP_PENDING
ServiceStatus.dwCheckPoint = 0
ServiceStatus.dwWaitHint = 0 'Might want a time estimate
b = SetServiceStatus(hServiceStatus, ServiceStatus)
'** Do whatever it takes to stop here.
ServiceStatus.dwCurrentState = SERVICE_STOPPED
Case SERVICE_CONTROL_INTERROGATE
'Fall through to send current status.
Case Else
End Select
'Send current status.
b = SetServiceStatus(hServiceStatus, ServiceStatus)
End Sub
Public Function FncPtr(ByVal fnp As Long) As Long
FncPtr = fnp
End Function
Run application as SERVICE?
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