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ホームDevices.DeviceAndDriverInstallation › CM_Get_DevNode_Status

CM_Get_DevNode_Status

関数
デバイスノードの状態と問題コードを取得する。
DLLCFGMGR32.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// CFGMGR32.dll
#include <windows.h>

CONFIGRET CM_Get_DevNode_Status(
    CM_DEVNODE_STATUS_FLAGS* pulStatus,
    CM_PROB* pulProblemNumber,
    DWORD dnDevInst,
    DWORD ulFlags
);

パラメーター

名前方向
pulStatusCM_DEVNODE_STATUS_FLAGS*out
pulProblemNumberCM_PROB*out
dnDevInstDWORDin
ulFlagsDWORDin

戻り値の型: CONFIGRET

各言語での呼び出し定義

// CFGMGR32.dll
#include <windows.h>

CONFIGRET CM_Get_DevNode_Status(
    CM_DEVNODE_STATUS_FLAGS* pulStatus,
    CM_PROB* pulProblemNumber,
    DWORD dnDevInst,
    DWORD ulFlags
);
[DllImport("CFGMGR32.dll", ExactSpelling = true)]
static extern uint CM_Get_DevNode_Status(
    out uint pulStatus,   // CM_DEVNODE_STATUS_FLAGS* out
    out uint pulProblemNumber,   // CM_PROB* out
    uint dnDevInst,   // DWORD
    uint ulFlags   // DWORD
);
<DllImport("CFGMGR32.dll", ExactSpelling:=True)>
Public Shared Function CM_Get_DevNode_Status(
    <Out> ByRef pulStatus As UInteger,   ' CM_DEVNODE_STATUS_FLAGS* out
    <Out> ByRef pulProblemNumber As UInteger,   ' CM_PROB* out
    dnDevInst As UInteger,   ' DWORD
    ulFlags As UInteger   ' DWORD
) As UInteger
End Function
' pulStatus : CM_DEVNODE_STATUS_FLAGS* out
' pulProblemNumber : CM_PROB* out
' dnDevInst : DWORD
' ulFlags : DWORD
Declare PtrSafe Function CM_Get_DevNode_Status Lib "cfgmgr32" ( _
    ByRef pulStatus As Long, _
    ByRef pulProblemNumber As Long, _
    ByVal dnDevInst As Long, _
    ByVal ulFlags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

CM_Get_DevNode_Status = ctypes.windll.cfgmgr32.CM_Get_DevNode_Status
CM_Get_DevNode_Status.restype = wintypes.DWORD
CM_Get_DevNode_Status.argtypes = [
    ctypes.c_void_p,  # pulStatus : CM_DEVNODE_STATUS_FLAGS* out
    ctypes.c_void_p,  # pulProblemNumber : CM_PROB* out
    wintypes.DWORD,  # dnDevInst : DWORD
    wintypes.DWORD,  # ulFlags : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CFGMGR32.dll')
CM_Get_DevNode_Status = Fiddle::Function.new(
  lib['CM_Get_DevNode_Status'],
  [
    Fiddle::TYPE_VOIDP,  # pulStatus : CM_DEVNODE_STATUS_FLAGS* out
    Fiddle::TYPE_VOIDP,  # pulProblemNumber : CM_PROB* out
    -Fiddle::TYPE_INT,  # dnDevInst : DWORD
    -Fiddle::TYPE_INT,  # ulFlags : DWORD
  ],
  -Fiddle::TYPE_INT)
#[link(name = "cfgmgr32")]
extern "system" {
    fn CM_Get_DevNode_Status(
        pulStatus: *mut u32,  // CM_DEVNODE_STATUS_FLAGS* out
        pulProblemNumber: *mut u32,  // CM_PROB* out
        dnDevInst: u32,  // DWORD
        ulFlags: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("CFGMGR32.dll")]
public static extern uint CM_Get_DevNode_Status(out uint pulStatus, out uint pulProblemNumber, uint dnDevInst, uint ulFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CFGMGR32_CM_Get_DevNode_Status' -Namespace Win32 -PassThru
# $api::CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags)
#uselib "CFGMGR32.dll"
#func global CM_Get_DevNode_Status "CM_Get_DevNode_Status" sptr, sptr, sptr, sptr
; CM_Get_DevNode_Status pulStatus, pulProblemNumber, dnDevInst, ulFlags   ; 戻り値は stat
; pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "sptr"
; pulProblemNumber : CM_PROB* out -> "sptr"
; dnDevInst : DWORD -> "sptr"
; ulFlags : DWORD -> "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。
#uselib "CFGMGR32.dll"
#cfunc global CM_Get_DevNode_Status "CM_Get_DevNode_Status" int, int, int, int
; res = CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags)
; pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "int"
; pulProblemNumber : CM_PROB* out -> "int"
; dnDevInst : DWORD -> "int"
; ulFlags : DWORD -> "int"
; CONFIGRET CM_Get_DevNode_Status(CM_DEVNODE_STATUS_FLAGS* pulStatus, CM_PROB* pulProblemNumber, DWORD dnDevInst, DWORD ulFlags)
#uselib "CFGMGR32.dll"
#cfunc global CM_Get_DevNode_Status "CM_Get_DevNode_Status" int, int, int, int
; res = CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags)
; pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "int"
; pulProblemNumber : CM_PROB* out -> "int"
; dnDevInst : DWORD -> "int"
; ulFlags : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	cfgmgr32 = windows.NewLazySystemDLL("CFGMGR32.dll")
	procCM_Get_DevNode_Status = cfgmgr32.NewProc("CM_Get_DevNode_Status")
)

// pulStatus (CM_DEVNODE_STATUS_FLAGS* out), pulProblemNumber (CM_PROB* out), dnDevInst (DWORD), ulFlags (DWORD)
r1, _, err := procCM_Get_DevNode_Status.Call(
	uintptr(pulStatus),
	uintptr(pulProblemNumber),
	uintptr(dnDevInst),
	uintptr(ulFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CONFIGRET
function CM_Get_DevNode_Status(
  pulStatus: Pointer;   // CM_DEVNODE_STATUS_FLAGS* out
  pulProblemNumber: Pointer;   // CM_PROB* out
  dnDevInst: DWORD;   // DWORD
  ulFlags: DWORD   // DWORD
): DWORD; stdcall;
  external 'CFGMGR32.dll' name 'CM_Get_DevNode_Status';
result := DllCall("CFGMGR32\CM_Get_DevNode_Status"
    , "Ptr", pulStatus   ; CM_DEVNODE_STATUS_FLAGS* out
    , "Ptr", pulProblemNumber   ; CM_PROB* out
    , "UInt", dnDevInst   ; DWORD
    , "UInt", ulFlags   ; DWORD
    , "UInt")   ; return: CONFIGRET
●CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags) = DLL("CFGMGR32.dll", "dword CM_Get_DevNode_Status(void*, void*, dword, dword)")
# 呼び出し: CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags)
# pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "void*"
# pulProblemNumber : CM_PROB* out -> "void*"
# dnDevInst : DWORD -> "dword"
# ulFlags : DWORD -> "dword"
# 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)。