Win32 API 日本語リファレンス
ホームSystem.Services › QueryServiceStatus

QueryServiceStatus

関数
指定サービスの現在の状態を取得する。
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 QueryServiceStatus(
    SC_HANDLE hService,
    SERVICE_STATUS* lpServiceStatus
);

パラメーター

名前方向
hServiceSC_HANDLEin
lpServiceStatusSERVICE_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 QueryServiceStatus(
    SC_HANDLE hService,
    SERVICE_STATUS* lpServiceStatus
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool QueryServiceStatus(
    IntPtr hService,   // SC_HANDLE
    IntPtr lpServiceStatus   // SERVICE_STATUS* out
);
<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function QueryServiceStatus(
    hService As IntPtr,   ' SC_HANDLE
    lpServiceStatus As IntPtr   ' SERVICE_STATUS* out
) As Boolean
End Function
' hService : SC_HANDLE
' lpServiceStatus : SERVICE_STATUS* out
Declare PtrSafe Function QueryServiceStatus Lib "advapi32" ( _
    ByVal hService As LongPtr, _
    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

QueryServiceStatus = ctypes.windll.advapi32.QueryServiceStatus
QueryServiceStatus.restype = wintypes.BOOL
QueryServiceStatus.argtypes = [
    wintypes.HANDLE,  # hService : SC_HANDLE
    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')
QueryServiceStatus = Fiddle::Function.new(
  lib['QueryServiceStatus'],
  [
    Fiddle::TYPE_VOIDP,  # hService : SC_HANDLE
    Fiddle::TYPE_VOIDP,  # lpServiceStatus : SERVICE_STATUS* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "advapi32")]
extern "system" {
    fn QueryServiceStatus(
        hService: *mut core::ffi::c_void,  // SC_HANDLE
        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 QueryServiceStatus(IntPtr hService, IntPtr lpServiceStatus);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_QueryServiceStatus' -Namespace Win32 -PassThru
# $api::QueryServiceStatus(hService, lpServiceStatus)
#uselib "ADVAPI32.dll"
#func global QueryServiceStatus "QueryServiceStatus" sptr, sptr
; QueryServiceStatus hService, varptr(lpServiceStatus)   ; 戻り値は stat
; hService : SC_HANDLE -> "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 QueryServiceStatus "QueryServiceStatus" sptr, var
; res = QueryServiceStatus(hService, lpServiceStatus)
; hService : SC_HANDLE -> "sptr"
; 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。
出力引数:
; BOOL QueryServiceStatus(SC_HANDLE hService, SERVICE_STATUS* lpServiceStatus)
#uselib "ADVAPI32.dll"
#cfunc global QueryServiceStatus "QueryServiceStatus" intptr, var
; res = QueryServiceStatus(hService, lpServiceStatus)
; hService : SC_HANDLE -> "intptr"
; 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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procQueryServiceStatus = advapi32.NewProc("QueryServiceStatus")
)

// hService (SC_HANDLE), lpServiceStatus (SERVICE_STATUS* out)
r1, _, err := procQueryServiceStatus.Call(
	uintptr(hService),
	uintptr(lpServiceStatus),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function QueryServiceStatus(
  hService: THandle;   // SC_HANDLE
  lpServiceStatus: Pointer   // SERVICE_STATUS* out
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'QueryServiceStatus';
result := DllCall("ADVAPI32\QueryServiceStatus"
    , "Ptr", hService   ; SC_HANDLE
    , "Ptr", lpServiceStatus   ; SERVICE_STATUS* out
    , "Int")   ; return: BOOL
●QueryServiceStatus(hService, lpServiceStatus) = DLL("ADVAPI32.dll", "bool QueryServiceStatus(void*, void*)")
# 呼び出し: QueryServiceStatus(hService, lpServiceStatus)
# hService : SC_HANDLE -> "void*"
# 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)。