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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。
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 | 型 | 方向 | 説明 |
|---|---|---|---|
| pulStatus | CM_DEVNODE_STATUS_FLAGS* | out | デバイスノードの状態フラグ(CM_DEVNODE_STATUS_FLAGS)を受け取るポインター。 |
| pulProblemNumber | CM_PROB* | out | 問題が存在する場合の問題コード(CM_PROB)を受け取るポインター。 |
| dnDevInst | DWORD | in | 状態を取得する対象デバイスインスタンス(DEVINST)を指定する。 |
| ulFlags | DWORD | in | 動作を制御するフラグ。通常は0を指定する。 |
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 varptr(pulStatus), varptr(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。出力引数:
#uselib "CFGMGR32.dll" #cfunc global CM_Get_DevNode_Status "CM_Get_DevNode_Status" var, var, int, int ; res = CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags) ; pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "var" ; pulProblemNumber : CM_PROB* out -> "var" ; dnDevInst : DWORD -> "int" ; ulFlags : DWORD -> "int" ; ※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 "CFGMGR32.dll" #cfunc global CM_Get_DevNode_Status "CM_Get_DevNode_Status" sptr, sptr, int, int ; res = CM_Get_DevNode_Status(varptr(pulStatus), varptr(pulProblemNumber), dnDevInst, ulFlags) ; pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "sptr" ; pulProblemNumber : CM_PROB* out -> "sptr" ; dnDevInst : DWORD -> "int" ; ulFlags : DWORD -> "int" ; ※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:
; 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" var, var, int, int ; res = CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags) ; pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "var" ; pulProblemNumber : CM_PROB* out -> "var" ; dnDevInst : DWORD -> "int" ; ulFlags : DWORD -> "int" ; ※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。; 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" intptr, intptr, int, int ; res = CM_Get_DevNode_Status(varptr(pulStatus), varptr(pulProblemNumber), dnDevInst, ulFlags) ; pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "intptr" ; pulProblemNumber : CM_PROB* out -> "intptr" ; dnDevInst : DWORD -> "int" ; ulFlags : DWORD -> "int" ; ※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 (
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 // CONFIGRETfunction 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)。const std = @import("std");
extern "cfgmgr32" fn CM_Get_DevNode_Status(
pulStatus: [*c]u32, // CM_DEVNODE_STATUS_FLAGS* out
pulProblemNumber: [*c]u32, // CM_PROB* out
dnDevInst: u32, // DWORD
ulFlags: u32 // DWORD
) callconv(std.os.windows.WINAPI) u32;proc CM_Get_DevNode_Status(
pulStatus: ptr uint32, # CM_DEVNODE_STATUS_FLAGS* out
pulProblemNumber: ptr uint32, # CM_PROB* out
dnDevInst: uint32, # DWORD
ulFlags: uint32 # DWORD
): uint32 {.importc: "CM_Get_DevNode_Status", stdcall, dynlib: "CFGMGR32.dll".}pragma(lib, "cfgmgr32");
extern(Windows)
uint CM_Get_DevNode_Status(
uint* pulStatus, // CM_DEVNODE_STATUS_FLAGS* out
uint* pulProblemNumber, // CM_PROB* out
uint dnDevInst, // DWORD
uint ulFlags // DWORD
);ccall((:CM_Get_DevNode_Status, "CFGMGR32.dll"), stdcall, UInt32,
(Ptr{UInt32}, Ptr{UInt32}, UInt32, UInt32),
pulStatus, pulProblemNumber, dnDevInst, ulFlags)
# pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> Ptr{UInt32}
# pulProblemNumber : CM_PROB* out -> Ptr{UInt32}
# dnDevInst : DWORD -> UInt32
# ulFlags : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t CM_Get_DevNode_Status(
uint32_t* pulStatus,
uint32_t* pulProblemNumber,
uint32_t dnDevInst,
uint32_t ulFlags);
]]
local cfgmgr32 = ffi.load("cfgmgr32")
-- cfgmgr32.CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags)
-- pulStatus : CM_DEVNODE_STATUS_FLAGS* out
-- pulProblemNumber : CM_PROB* out
-- dnDevInst : DWORD
-- ulFlags : DWORD
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。const koffi = require('koffi');
const lib = koffi.load('CFGMGR32.dll');
const CM_Get_DevNode_Status = lib.func('__stdcall', 'CM_Get_DevNode_Status', 'uint32_t', ['uint32_t *', 'uint32_t *', 'uint32_t', 'uint32_t']);
// CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags)
// pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> 'uint32_t *'
// pulProblemNumber : CM_PROB* out -> 'uint32_t *'
// dnDevInst : DWORD -> 'uint32_t'
// ulFlags : DWORD -> 'uint32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。const lib = Deno.dlopen("CFGMGR32.dll", {
CM_Get_DevNode_Status: { parameters: ["pointer", "pointer", "u32", "u32"], result: "u32" },
});
// lib.symbols.CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags)
// pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> "pointer"
// pulProblemNumber : CM_PROB* out -> "pointer"
// dnDevInst : DWORD -> "u32"
// ulFlags : DWORD -> "u32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
uint32_t CM_Get_DevNode_Status(
uint32_t* pulStatus,
uint32_t* pulProblemNumber,
uint32_t dnDevInst,
uint32_t ulFlags);
C, "CFGMGR32.dll");
// $ffi->CM_Get_DevNode_Status(pulStatus, pulProblemNumber, dnDevInst, ulFlags);
// pulStatus : CM_DEVNODE_STATUS_FLAGS* out
// pulProblemNumber : CM_PROB* out
// dnDevInst : DWORD
// ulFlags : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Cfgmgr32 extends StdCallLibrary {
Cfgmgr32 INSTANCE = Native.load("cfgmgr32", Cfgmgr32.class);
int CM_Get_DevNode_Status(
IntByReference pulStatus, // CM_DEVNODE_STATUS_FLAGS* out
IntByReference pulProblemNumber, // CM_PROB* out
int dnDevInst, // DWORD
int ulFlags // DWORD
);
}@[Link("cfgmgr32")]
lib LibCFGMGR32
fun CM_Get_DevNode_Status = CM_Get_DevNode_Status(
pulStatus : UInt32*, # CM_DEVNODE_STATUS_FLAGS* out
pulProblemNumber : UInt32*, # CM_PROB* out
dnDevInst : UInt32, # DWORD
ulFlags : UInt32 # DWORD
) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef CM_Get_DevNode_StatusNative = Uint32 Function(Pointer<Uint32>, Pointer<Uint32>, Uint32, Uint32);
typedef CM_Get_DevNode_StatusDart = int Function(Pointer<Uint32>, Pointer<Uint32>, int, int);
final CM_Get_DevNode_Status = DynamicLibrary.open('CFGMGR32.dll')
.lookupFunction<CM_Get_DevNode_StatusNative, CM_Get_DevNode_StatusDart>('CM_Get_DevNode_Status');
// pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> Pointer<Uint32>
// pulProblemNumber : CM_PROB* out -> Pointer<Uint32>
// dnDevInst : DWORD -> Uint32
// ulFlags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
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';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "CM_Get_DevNode_Status"
c_CM_Get_DevNode_Status :: Ptr Word32 -> Ptr Word32 -> Word32 -> Word32 -> IO Word32
-- pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> Ptr Word32
-- pulProblemNumber : CM_PROB* out -> Ptr Word32
-- dnDevInst : DWORD -> Word32
-- ulFlags : DWORD -> Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。open Ctypes
open Foreign
let cm_get_devnode_status =
foreign "CM_Get_DevNode_Status"
((ptr uint32_t) @-> (ptr uint32_t) @-> uint32_t @-> uint32_t @-> returning uint32_t)
(* pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> (ptr uint32_t) *)
(* pulProblemNumber : CM_PROB* out -> (ptr uint32_t) *)
(* dnDevInst : DWORD -> uint32_t *)
(* ulFlags : DWORD -> uint32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)(cffi:define-foreign-library cfgmgr32 (t "CFGMGR32.dll"))
(cffi:use-foreign-library cfgmgr32)
(cffi:defcfun ("CM_Get_DevNode_Status" cm-get-dev-node-status :convention :stdcall) :uint32
(pul-status :pointer) ; CM_DEVNODE_STATUS_FLAGS* out
(pul-problem-number :pointer) ; CM_PROB* out
(dn-dev-inst :uint32) ; DWORD
(ul-flags :uint32)) ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $CM_Get_DevNode_Status = Win32::API::More->new('CFGMGR32',
'DWORD CM_Get_DevNode_Status(LPVOID pulStatus, LPVOID pulProblemNumber, DWORD dnDevInst, DWORD ulFlags)');
# my $ret = $CM_Get_DevNode_Status->Call($pulStatus, $pulProblemNumber, $dnDevInst, $ulFlags);
# pulStatus : CM_DEVNODE_STATUS_FLAGS* out -> LPVOID
# pulProblemNumber : CM_PROB* out -> LPVOID
# dnDevInst : DWORD -> DWORD
# ulFlags : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。