ホーム › Devices.DeviceAndDriverInstallation › CM_Create_DevNode_ExA
CM_Create_DevNode_ExA
関数指定マシンのデバイスツリーにデバイスノードを作成する。
シグネチャ
// CFGMGR32.dll (ANSI / -A)
#include <windows.h>
CONFIGRET CM_Create_DevNode_ExA(
DWORD* pdnDevInst,
LPSTR pDeviceID,
DWORD dnParent,
DWORD ulFlags,
INT_PTR hMachine // optional
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| pdnDevInst | DWORD* | out | 作成されたデバイスインスタンス(DEVINST)を受け取るDWORDへのポインター。 |
| pDeviceID | LPSTR | in | 作成するデバイスのデバイスIDを表すNULL終端のANSI文字列を指定する。 |
| dnParent | DWORD | in | 親デバイスインスタンス(DEVINST)を指定する。 |
| ulFlags | DWORD | in | 作成動作を制御するフラグ(CM_CREATE_DEVNODE_NORMAL等)を指定する。 |
| hMachine | INT_PTR | inoptional | 対象マシンへの接続ハンドルを指定する。ローカルの場合はNULL(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 (ANSI / -A)
#include <windows.h>
CONFIGRET CM_Create_DevNode_ExA(
DWORD* pdnDevInst,
LPSTR pDeviceID,
DWORD dnParent,
DWORD ulFlags,
INT_PTR hMachine // optional
);[DllImport("CFGMGR32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern uint CM_Create_DevNode_ExA(
out uint pdnDevInst, // DWORD* out
[MarshalAs(UnmanagedType.LPStr)] string pDeviceID, // LPSTR
uint dnParent, // DWORD
uint ulFlags, // DWORD
IntPtr hMachine // INT_PTR optional
);<DllImport("CFGMGR32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function CM_Create_DevNode_ExA(
<Out> ByRef pdnDevInst As UInteger, ' DWORD* out
<MarshalAs(UnmanagedType.LPStr)> pDeviceID As String, ' LPSTR
dnParent As UInteger, ' DWORD
ulFlags As UInteger, ' DWORD
hMachine As IntPtr ' INT_PTR optional
) As UInteger
End Function' pdnDevInst : DWORD* out
' pDeviceID : LPSTR
' dnParent : DWORD
' ulFlags : DWORD
' hMachine : INT_PTR optional
Declare PtrSafe Function CM_Create_DevNode_ExA Lib "cfgmgr32" ( _
ByRef pdnDevInst As Long, _
ByVal pDeviceID As String, _
ByVal dnParent As Long, _
ByVal ulFlags As Long, _
ByVal hMachine 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
CM_Create_DevNode_ExA = ctypes.windll.cfgmgr32.CM_Create_DevNode_ExA
CM_Create_DevNode_ExA.restype = wintypes.DWORD
CM_Create_DevNode_ExA.argtypes = [
ctypes.POINTER(wintypes.DWORD), # pdnDevInst : DWORD* out
wintypes.LPCSTR, # pDeviceID : LPSTR
wintypes.DWORD, # dnParent : DWORD
wintypes.DWORD, # ulFlags : DWORD
ctypes.c_ssize_t, # hMachine : INT_PTR optional
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('CFGMGR32.dll')
CM_Create_DevNode_ExA = Fiddle::Function.new(
lib['CM_Create_DevNode_ExA'],
[
Fiddle::TYPE_VOIDP, # pdnDevInst : DWORD* out
Fiddle::TYPE_VOIDP, # pDeviceID : LPSTR
-Fiddle::TYPE_INT, # dnParent : DWORD
-Fiddle::TYPE_INT, # ulFlags : DWORD
Fiddle::TYPE_INTPTR_T, # hMachine : INT_PTR optional
],
-Fiddle::TYPE_INT)#[link(name = "cfgmgr32")]
extern "system" {
fn CM_Create_DevNode_ExA(
pdnDevInst: *mut u32, // DWORD* out
pDeviceID: *mut u8, // LPSTR
dnParent: u32, // DWORD
ulFlags: u32, // DWORD
hMachine: isize // INT_PTR optional
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("CFGMGR32.dll", CharSet = CharSet.Ansi)]
public static extern uint CM_Create_DevNode_ExA(out uint pdnDevInst, [MarshalAs(UnmanagedType.LPStr)] string pDeviceID, uint dnParent, uint ulFlags, IntPtr hMachine);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CFGMGR32_CM_Create_DevNode_ExA' -Namespace Win32 -PassThru
# $api::CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine)#uselib "CFGMGR32.dll"
#func global CM_Create_DevNode_ExA "CM_Create_DevNode_ExA" sptr, sptr, sptr, sptr, sptr
; CM_Create_DevNode_ExA varptr(pdnDevInst), pDeviceID, dnParent, ulFlags, hMachine ; 戻り値は stat
; pdnDevInst : DWORD* out -> "sptr"
; pDeviceID : LPSTR -> "sptr"
; dnParent : DWORD -> "sptr"
; ulFlags : DWORD -> "sptr"
; hMachine : INT_PTR optional -> "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_Create_DevNode_ExA "CM_Create_DevNode_ExA" var, str, int, int, sptr ; res = CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine) ; pdnDevInst : DWORD* out -> "var" ; pDeviceID : LPSTR -> "str" ; dnParent : DWORD -> "int" ; ulFlags : DWORD -> "int" ; hMachine : INT_PTR optional -> "sptr" ; ※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_Create_DevNode_ExA "CM_Create_DevNode_ExA" sptr, str, int, int, sptr ; res = CM_Create_DevNode_ExA(varptr(pdnDevInst), pDeviceID, dnParent, ulFlags, hMachine) ; pdnDevInst : DWORD* out -> "sptr" ; pDeviceID : LPSTR -> "str" ; dnParent : DWORD -> "int" ; ulFlags : DWORD -> "int" ; hMachine : INT_PTR optional -> "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:
; CONFIGRET CM_Create_DevNode_ExA(DWORD* pdnDevInst, LPSTR pDeviceID, DWORD dnParent, DWORD ulFlags, INT_PTR hMachine) #uselib "CFGMGR32.dll" #cfunc global CM_Create_DevNode_ExA "CM_Create_DevNode_ExA" var, str, int, int, intptr ; res = CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine) ; pdnDevInst : DWORD* out -> "var" ; pDeviceID : LPSTR -> "str" ; dnParent : DWORD -> "int" ; ulFlags : DWORD -> "int" ; hMachine : INT_PTR optional -> "intptr" ; ※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_Create_DevNode_ExA(DWORD* pdnDevInst, LPSTR pDeviceID, DWORD dnParent, DWORD ulFlags, INT_PTR hMachine) #uselib "CFGMGR32.dll" #cfunc global CM_Create_DevNode_ExA "CM_Create_DevNode_ExA" intptr, str, int, int, intptr ; res = CM_Create_DevNode_ExA(varptr(pdnDevInst), pDeviceID, dnParent, ulFlags, hMachine) ; pdnDevInst : DWORD* out -> "intptr" ; pDeviceID : LPSTR -> "str" ; dnParent : DWORD -> "int" ; ulFlags : DWORD -> "int" ; hMachine : INT_PTR optional -> "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 (
cfgmgr32 = windows.NewLazySystemDLL("CFGMGR32.dll")
procCM_Create_DevNode_ExA = cfgmgr32.NewProc("CM_Create_DevNode_ExA")
)
// pdnDevInst (DWORD* out), pDeviceID (LPSTR), dnParent (DWORD), ulFlags (DWORD), hMachine (INT_PTR optional)
r1, _, err := procCM_Create_DevNode_ExA.Call(
uintptr(pdnDevInst),
uintptr(unsafe.Pointer(windows.BytePtrFromString(pDeviceID))),
uintptr(dnParent),
uintptr(ulFlags),
uintptr(hMachine),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // CONFIGRETfunction CM_Create_DevNode_ExA(
pdnDevInst: Pointer; // DWORD* out
pDeviceID: PAnsiChar; // LPSTR
dnParent: DWORD; // DWORD
ulFlags: DWORD; // DWORD
hMachine: NativeInt // INT_PTR optional
): DWORD; stdcall;
external 'CFGMGR32.dll' name 'CM_Create_DevNode_ExA';result := DllCall("CFGMGR32\CM_Create_DevNode_ExA"
, "Ptr", pdnDevInst ; DWORD* out
, "AStr", pDeviceID ; LPSTR
, "UInt", dnParent ; DWORD
, "UInt", ulFlags ; DWORD
, "Ptr", hMachine ; INT_PTR optional
, "UInt") ; return: CONFIGRET●CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine) = DLL("CFGMGR32.dll", "dword CM_Create_DevNode_ExA(void*, char*, dword, dword, int)")
# 呼び出し: CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine)
# pdnDevInst : DWORD* out -> "void*"
# pDeviceID : LPSTR -> "char*"
# dnParent : DWORD -> "dword"
# ulFlags : DWORD -> "dword"
# hMachine : INT_PTR optional -> "int"
# 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_Create_DevNode_ExA(
pdnDevInst: [*c]u32, // DWORD* out
pDeviceID: [*c]const u8, // LPSTR
dnParent: u32, // DWORD
ulFlags: u32, // DWORD
hMachine: isize // INT_PTR optional
) callconv(std.os.windows.WINAPI) u32;proc CM_Create_DevNode_ExA(
pdnDevInst: ptr uint32, # DWORD* out
pDeviceID: cstring, # LPSTR
dnParent: uint32, # DWORD
ulFlags: uint32, # DWORD
hMachine: int # INT_PTR optional
): uint32 {.importc: "CM_Create_DevNode_ExA", stdcall, dynlib: "CFGMGR32.dll".}pragma(lib, "cfgmgr32");
extern(Windows)
uint CM_Create_DevNode_ExA(
uint* pdnDevInst, // DWORD* out
const(char)* pDeviceID, // LPSTR
uint dnParent, // DWORD
uint ulFlags, // DWORD
ptrdiff_t hMachine // INT_PTR optional
);ccall((:CM_Create_DevNode_ExA, "CFGMGR32.dll"), stdcall, UInt32,
(Ptr{UInt32}, Cstring, UInt32, UInt32, Int),
pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine)
# pdnDevInst : DWORD* out -> Ptr{UInt32}
# pDeviceID : LPSTR -> Cstring
# dnParent : DWORD -> UInt32
# ulFlags : DWORD -> UInt32
# hMachine : INT_PTR optional -> Int
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t CM_Create_DevNode_ExA(
uint32_t* pdnDevInst,
const char* pDeviceID,
uint32_t dnParent,
uint32_t ulFlags,
intptr_t hMachine);
]]
local cfgmgr32 = ffi.load("cfgmgr32")
-- cfgmgr32.CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine)
-- pdnDevInst : DWORD* out
-- pDeviceID : LPSTR
-- dnParent : DWORD
-- ulFlags : DWORD
-- hMachine : INT_PTR optional
-- 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_Create_DevNode_ExA = lib.func('__stdcall', 'CM_Create_DevNode_ExA', 'uint32_t', ['uint32_t *', 'str', 'uint32_t', 'uint32_t', 'intptr_t']);
// CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine)
// pdnDevInst : DWORD* out -> 'uint32_t *'
// pDeviceID : LPSTR -> 'str'
// dnParent : DWORD -> 'uint32_t'
// ulFlags : DWORD -> 'uint32_t'
// hMachine : INT_PTR optional -> 'intptr_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_Create_DevNode_ExA: { parameters: ["pointer", "buffer", "u32", "u32", "isize"], result: "u32" },
});
// lib.symbols.CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine)
// pdnDevInst : DWORD* out -> "pointer"
// pDeviceID : LPSTR -> "buffer"
// dnParent : DWORD -> "u32"
// ulFlags : DWORD -> "u32"
// hMachine : INT_PTR optional -> "isize"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
uint32_t CM_Create_DevNode_ExA(
uint32_t* pdnDevInst,
const char* pDeviceID,
uint32_t dnParent,
uint32_t ulFlags,
intptr_t hMachine);
C, "CFGMGR32.dll");
// $ffi->CM_Create_DevNode_ExA(pdnDevInst, pDeviceID, dnParent, ulFlags, hMachine);
// pdnDevInst : DWORD* out
// pDeviceID : LPSTR
// dnParent : DWORD
// ulFlags : DWORD
// hMachine : INT_PTR optional
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Cfgmgr32 extends StdCallLibrary {
Cfgmgr32 INSTANCE = Native.load("cfgmgr32", Cfgmgr32.class, W32APIOptions.ASCII_OPTIONS);
int CM_Create_DevNode_ExA(
IntByReference pdnDevInst, // DWORD* out
String pDeviceID, // LPSTR
int dnParent, // DWORD
int ulFlags, // DWORD
long hMachine // INT_PTR optional
);
}@[Link("cfgmgr32")]
lib LibCFGMGR32
fun CM_Create_DevNode_ExA = CM_Create_DevNode_ExA(
pdnDevInst : UInt32*, # DWORD* out
pDeviceID : UInt8*, # LPSTR
dnParent : UInt32, # DWORD
ulFlags : UInt32, # DWORD
hMachine : LibC::SSizeT # INT_PTR optional
) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef CM_Create_DevNode_ExANative = Uint32 Function(Pointer<Uint32>, Pointer<Utf8>, Uint32, Uint32, IntPtr);
typedef CM_Create_DevNode_ExADart = int Function(Pointer<Uint32>, Pointer<Utf8>, int, int, int);
final CM_Create_DevNode_ExA = DynamicLibrary.open('CFGMGR32.dll')
.lookupFunction<CM_Create_DevNode_ExANative, CM_Create_DevNode_ExADart>('CM_Create_DevNode_ExA');
// pdnDevInst : DWORD* out -> Pointer<Uint32>
// pDeviceID : LPSTR -> Pointer<Utf8>
// dnParent : DWORD -> Uint32
// ulFlags : DWORD -> Uint32
// hMachine : INT_PTR optional -> IntPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function CM_Create_DevNode_ExA(
pdnDevInst: Pointer; // DWORD* out
pDeviceID: PAnsiChar; // LPSTR
dnParent: DWORD; // DWORD
ulFlags: DWORD; // DWORD
hMachine: NativeInt // INT_PTR optional
): DWORD; stdcall;
external 'CFGMGR32.dll' name 'CM_Create_DevNode_ExA';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "CM_Create_DevNode_ExA"
c_CM_Create_DevNode_ExA :: Ptr Word32 -> CString -> Word32 -> Word32 -> CIntPtr -> IO Word32
-- pdnDevInst : DWORD* out -> Ptr Word32
-- pDeviceID : LPSTR -> CString
-- dnParent : DWORD -> Word32
-- ulFlags : DWORD -> Word32
-- hMachine : INT_PTR optional -> CIntPtr
-- 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_create_devnode_exa =
foreign "CM_Create_DevNode_ExA"
((ptr uint32_t) @-> string @-> uint32_t @-> uint32_t @-> intptr_t @-> returning uint32_t)
(* pdnDevInst : DWORD* out -> (ptr uint32_t) *)
(* pDeviceID : LPSTR -> string *)
(* dnParent : DWORD -> uint32_t *)
(* ulFlags : DWORD -> uint32_t *)
(* hMachine : INT_PTR optional -> intptr_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_Create_DevNode_ExA" cm-create-dev-node-ex-a :convention :stdcall) :uint32
(pdn-dev-inst :pointer) ; DWORD* out
(p-device-id :string) ; LPSTR
(dn-parent :uint32) ; DWORD
(ul-flags :uint32) ; DWORD
(h-machine :int64)) ; INT_PTR optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $CM_Create_DevNode_ExA = Win32::API::More->new('CFGMGR32',
'DWORD CM_Create_DevNode_ExA(LPVOID pdnDevInst, LPCSTR pDeviceID, DWORD dnParent, DWORD ulFlags, LPARAM hMachine)');
# my $ret = $CM_Create_DevNode_ExA->Call($pdnDevInst, $pDeviceID, $dnParent, $ulFlags, $hMachine);
# pdnDevInst : DWORD* out -> LPVOID
# pDeviceID : LPSTR -> LPCSTR
# dnParent : DWORD -> DWORD
# ulFlags : DWORD -> DWORD
# hMachine : INT_PTR optional -> LPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
文字セット違い
- f CM_Create_DevNode_ExW (Unicode版) — 指定マシンのデバイスツリーにデバイスノードを作成する。
使用する型