ControlService

関数

実行中のサービスへ制御コードを送信する。

DLLADVAPI32.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

// ADVAPI32.dll
#include <windows.h>

BOOL ControlService(
    SC_HANDLE hService,
    DWORD dwControl,
    SERVICE_STATUS* lpServiceStatus
);

パラメーター

名前	型	方向
hService	SC_HANDLE	in
dwControl	DWORD	in
lpServiceStatus	SERVICE_STATUS*	out

戻り値の型: BOOL

各言語での呼び出し定義

// ADVAPI32.dll
#include <windows.h>

BOOL ControlService(
    SC_HANDLE hService,
    DWORD dwControl,
    SERVICE_STATUS* lpServiceStatus
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool ControlService(
    IntPtr hService,   // SC_HANDLE
    uint dwControl,   // DWORD
    IntPtr lpServiceStatus   // SERVICE_STATUS* out
);

<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ControlService(
    hService As IntPtr,   ' SC_HANDLE
    dwControl As UInteger,   ' DWORD
    lpServiceStatus As IntPtr   ' SERVICE_STATUS* out
) As Boolean
End Function

' hService : SC_HANDLE
' dwControl : DWORD
' lpServiceStatus : SERVICE_STATUS* out
Declare PtrSafe Function ControlService Lib "advapi32" ( _
    ByVal hService As LongPtr, _
    ByVal dwControl As Long, _
    ByVal lpServiceStatus As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ControlService = ctypes.windll.advapi32.ControlService
ControlService.restype = wintypes.BOOL
ControlService.argtypes = [
    wintypes.HANDLE,  # hService : SC_HANDLE
    wintypes.DWORD,  # dwControl : DWORD
    ctypes.c_void_p,  # lpServiceStatus : SERVICE_STATUS* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
ControlService = Fiddle::Function.new(
  lib['ControlService'],
  [
    Fiddle::TYPE_VOIDP,  # hService : SC_HANDLE
    -Fiddle::TYPE_INT,  # dwControl : DWORD
    Fiddle::TYPE_VOIDP,  # lpServiceStatus : SERVICE_STATUS* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn ControlService(
        hService: *mut core::ffi::c_void,  // SC_HANDLE
        dwControl: u32,  // DWORD
        lpServiceStatus: *mut SERVICE_STATUS  // SERVICE_STATUS* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", SetLastError = true)]
public static extern bool ControlService(IntPtr hService, uint dwControl, IntPtr lpServiceStatus);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_ControlService' -Namespace Win32 -PassThru
# $api::ControlService(hService, dwControl, lpServiceStatus)

#uselib "ADVAPI32.dll"
#func global ControlService "ControlService" sptr, sptr, sptr
; ControlService hService, dwControl, varptr(lpServiceStatus)   ; 戻り値は stat
; hService : SC_HANDLE -> "sptr"
; dwControl : DWORD -> "sptr"
; lpServiceStatus : SERVICE_STATUS* out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

出力引数:

#uselib "ADVAPI32.dll"
#cfunc global ControlService "ControlService" sptr, int, var
; res = ControlService(hService, dwControl, lpServiceStatus)
; hService : SC_HANDLE -> "sptr"
; dwControl : DWORD -> "int"
; lpServiceStatus : SERVICE_STATUS* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。#uselib "ADVAPI32.dll"
#cfunc global ControlService "ControlService" sptr, int, sptr
; res = ControlService(hService, dwControl, varptr(lpServiceStatus))
; hService : SC_HANDLE -> "sptr"
; dwControl : DWORD -> "int"
; lpServiceStatus : SERVICE_STATUS* out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; BOOL ControlService(SC_HANDLE hService, DWORD dwControl, SERVICE_STATUS* lpServiceStatus)
#uselib "ADVAPI32.dll"
#cfunc global ControlService "ControlService" intptr, int, var
; res = ControlService(hService, dwControl, lpServiceStatus)
; hService : SC_HANDLE -> "intptr"
; dwControl : DWORD -> "int"
; lpServiceStatus : SERVICE_STATUS* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。; BOOL ControlService(SC_HANDLE hService, DWORD dwControl, SERVICE_STATUS* lpServiceStatus)
#uselib "ADVAPI32.dll"
#cfunc global ControlService "ControlService" intptr, int, intptr
; res = ControlService(hService, dwControl, varptr(lpServiceStatus))
; hService : SC_HANDLE -> "intptr"
; dwControl : DWORD -> "int"
; lpServiceStatus : SERVICE_STATUS* out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procControlService = advapi32.NewProc("ControlService")
)

// hService (SC_HANDLE), dwControl (DWORD), lpServiceStatus (SERVICE_STATUS* out)
r1, _, err := procControlService.Call(
	uintptr(hService),
	uintptr(dwControl),
	uintptr(lpServiceStatus),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function ControlService(
  hService: THandle;   // SC_HANDLE
  dwControl: DWORD;   // DWORD
  lpServiceStatus: Pointer   // SERVICE_STATUS* out
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'ControlService';

result := DllCall("ADVAPI32\ControlService"
    , "Ptr", hService   ; SC_HANDLE
    , "UInt", dwControl   ; DWORD
    , "Ptr", lpServiceStatus   ; SERVICE_STATUS* out
    , "Int")   ; return: BOOL

●ControlService(hService, dwControl, lpServiceStatus) = DLL("ADVAPI32.dll", "bool ControlService(void*, dword, void*)")
# 呼び出し: ControlService(hService, dwControl, lpServiceStatus)
# hService : SC_HANDLE -> "void*"
# dwControl : DWORD -> "dword"
# lpServiceStatus : SERVICE_STATUS* out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。