ホーム › Devices.DeviceAndDriverInstallation › CM_Get_DevNode_Custom_PropertyA

CM_Get_DevNode_Custom_PropertyA

関数

デバイスノードの指定したカスタムプロパティを取得する。

DLLCFGMGR32.dll文字セットANSI (-A)呼出規約winapi

シグネチャ

// CFGMGR32.dll  (ANSI / -A)
#include <windows.h>

CONFIGRET CM_Get_DevNode_Custom_PropertyA(
    DWORD dnDevInst,
    LPCSTR pszCustomPropertyName,
    DWORD* pulRegDataType,   // optional
    void* Buffer,   // optional
    DWORD* pulLength,
    DWORD ulFlags
);

パラメーター

名前	型	方向
dnDevInst	DWORD	in
pszCustomPropertyName	LPCSTR	in
pulRegDataType	DWORD*	outoptional
Buffer	void*	outoptional
pulLength	DWORD*	inout
ulFlags	DWORD	in

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_Get_DevNode_Custom_PropertyA(
    DWORD dnDevInst,
    LPCSTR pszCustomPropertyName,
    DWORD* pulRegDataType,   // optional
    void* Buffer,   // optional
    DWORD* pulLength,
    DWORD ulFlags
);

[DllImport("CFGMGR32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern uint CM_Get_DevNode_Custom_PropertyA(
    uint dnDevInst,   // DWORD
    [MarshalAs(UnmanagedType.LPStr)] string pszCustomPropertyName,   // LPCSTR
    IntPtr pulRegDataType,   // DWORD* optional, out
    IntPtr Buffer,   // void* optional, out
    ref uint pulLength,   // DWORD* in/out
    uint ulFlags   // DWORD
);

<DllImport("CFGMGR32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function CM_Get_DevNode_Custom_PropertyA(
    dnDevInst As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPStr)> pszCustomPropertyName As String,   ' LPCSTR
    pulRegDataType As IntPtr,   ' DWORD* optional, out
    Buffer As IntPtr,   ' void* optional, out
    ByRef pulLength As UInteger,   ' DWORD* in/out
    ulFlags As UInteger   ' DWORD
) As UInteger
End Function

' dnDevInst : DWORD
' pszCustomPropertyName : LPCSTR
' pulRegDataType : DWORD* optional, out
' Buffer : void* optional, out
' pulLength : DWORD* in/out
' ulFlags : DWORD
Declare PtrSafe Function CM_Get_DevNode_Custom_PropertyA Lib "cfgmgr32" ( _
    ByVal dnDevInst As Long, _
    ByVal pszCustomPropertyName As String, _
    ByVal pulRegDataType As LongPtr, _
    ByVal Buffer As LongPtr, _
    ByRef pulLength 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_Custom_PropertyA = ctypes.windll.cfgmgr32.CM_Get_DevNode_Custom_PropertyA
CM_Get_DevNode_Custom_PropertyA.restype = wintypes.DWORD
CM_Get_DevNode_Custom_PropertyA.argtypes = [
    wintypes.DWORD,  # dnDevInst : DWORD
    wintypes.LPCSTR,  # pszCustomPropertyName : LPCSTR
    ctypes.POINTER(wintypes.DWORD),  # pulRegDataType : DWORD* optional, out
    ctypes.POINTER(None),  # Buffer : void* optional, out
    ctypes.POINTER(wintypes.DWORD),  # pulLength : DWORD* in/out
    wintypes.DWORD,  # ulFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CFGMGR32.dll')
CM_Get_DevNode_Custom_PropertyA = Fiddle::Function.new(
  lib['CM_Get_DevNode_Custom_PropertyA'],
  [
    -Fiddle::TYPE_INT,  # dnDevInst : DWORD
    Fiddle::TYPE_VOIDP,  # pszCustomPropertyName : LPCSTR
    Fiddle::TYPE_VOIDP,  # pulRegDataType : DWORD* optional, out
    Fiddle::TYPE_VOIDP,  # Buffer : void* optional, out
    Fiddle::TYPE_VOIDP,  # pulLength : DWORD* in/out
    -Fiddle::TYPE_INT,  # ulFlags : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "cfgmgr32")]
extern "system" {
    fn CM_Get_DevNode_Custom_PropertyA(
        dnDevInst: u32,  // DWORD
        pszCustomPropertyName: *const u8,  // LPCSTR
        pulRegDataType: *mut u32,  // DWORD* optional, out
        Buffer: *mut (),  // void* optional, out
        pulLength: *mut u32,  // DWORD* in/out
        ulFlags: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CFGMGR32.dll", CharSet = CharSet.Ansi)]
public static extern uint CM_Get_DevNode_Custom_PropertyA(uint dnDevInst, [MarshalAs(UnmanagedType.LPStr)] string pszCustomPropertyName, IntPtr pulRegDataType, IntPtr Buffer, ref uint pulLength, uint ulFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CFGMGR32_CM_Get_DevNode_Custom_PropertyA' -Namespace Win32 -PassThru
# $api::CM_Get_DevNode_Custom_PropertyA(dnDevInst, pszCustomPropertyName, pulRegDataType, Buffer, pulLength, ulFlags)

#uselib "CFGMGR32.dll"
#func global CM_Get_DevNode_Custom_PropertyA "CM_Get_DevNode_Custom_PropertyA" sptr, sptr, sptr, sptr, sptr, sptr
; CM_Get_DevNode_Custom_PropertyA dnDevInst, pszCustomPropertyName, varptr(pulRegDataType), Buffer, varptr(pulLength), ulFlags   ; 戻り値は stat
; dnDevInst : DWORD -> "sptr"
; pszCustomPropertyName : LPCSTR -> "sptr"
; pulRegDataType : DWORD* optional, out -> "sptr"
; Buffer : void* optional, out -> "sptr"
; pulLength : DWORD* in/out -> "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_Custom_PropertyA "CM_Get_DevNode_Custom_PropertyA" int, str, var, sptr, var, int
; res = CM_Get_DevNode_Custom_PropertyA(dnDevInst, pszCustomPropertyName, pulRegDataType, Buffer, pulLength, ulFlags)
; dnDevInst : DWORD -> "int"
; pszCustomPropertyName : LPCSTR -> "str"
; pulRegDataType : DWORD* optional, out -> "var"
; Buffer : void* optional, out -> "sptr"
; pulLength : DWORD* in/out -> "var"
; 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_Custom_PropertyA "CM_Get_DevNode_Custom_PropertyA" int, str, sptr, sptr, sptr, int
; res = CM_Get_DevNode_Custom_PropertyA(dnDevInst, pszCustomPropertyName, varptr(pulRegDataType), Buffer, varptr(pulLength), ulFlags)
; dnDevInst : DWORD -> "int"
; pszCustomPropertyName : LPCSTR -> "str"
; pulRegDataType : DWORD* optional, out -> "sptr"
; Buffer : void* optional, out -> "sptr"
; pulLength : DWORD* in/out -> "sptr"
; 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_Custom_PropertyA(DWORD dnDevInst, LPCSTR pszCustomPropertyName, DWORD* pulRegDataType, void* Buffer, DWORD* pulLength, DWORD ulFlags)
#uselib "CFGMGR32.dll"
#cfunc global CM_Get_DevNode_Custom_PropertyA "CM_Get_DevNode_Custom_PropertyA" int, str, var, intptr, var, int
; res = CM_Get_DevNode_Custom_PropertyA(dnDevInst, pszCustomPropertyName, pulRegDataType, Buffer, pulLength, ulFlags)
; dnDevInst : DWORD -> "int"
; pszCustomPropertyName : LPCSTR -> "str"
; pulRegDataType : DWORD* optional, out -> "var"
; Buffer : void* optional, out -> "intptr"
; pulLength : DWORD* in/out -> "var"
; 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_Custom_PropertyA(DWORD dnDevInst, LPCSTR pszCustomPropertyName, DWORD* pulRegDataType, void* Buffer, DWORD* pulLength, DWORD ulFlags)
#uselib "CFGMGR32.dll"
#cfunc global CM_Get_DevNode_Custom_PropertyA "CM_Get_DevNode_Custom_PropertyA" int, str, intptr, intptr, intptr, int
; res = CM_Get_DevNode_Custom_PropertyA(dnDevInst, pszCustomPropertyName, varptr(pulRegDataType), Buffer, varptr(pulLength), ulFlags)
; dnDevInst : DWORD -> "int"
; pszCustomPropertyName : LPCSTR -> "str"
; pulRegDataType : DWORD* optional, out -> "intptr"
; Buffer : void* optional, out -> "intptr"
; pulLength : DWORD* in/out -> "intptr"
; 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_Custom_PropertyA = cfgmgr32.NewProc("CM_Get_DevNode_Custom_PropertyA")
)

// dnDevInst (DWORD), pszCustomPropertyName (LPCSTR), pulRegDataType (DWORD* optional, out), Buffer (void* optional, out), pulLength (DWORD* in/out), ulFlags (DWORD)
r1, _, err := procCM_Get_DevNode_Custom_PropertyA.Call(
	uintptr(dnDevInst),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszCustomPropertyName))),
	uintptr(pulRegDataType),
	uintptr(Buffer),
	uintptr(pulLength),
	uintptr(ulFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CONFIGRET

function CM_Get_DevNode_Custom_PropertyA(
  dnDevInst: DWORD;   // DWORD
  pszCustomPropertyName: PAnsiChar;   // LPCSTR
  pulRegDataType: Pointer;   // DWORD* optional, out
  Buffer: Pointer;   // void* optional, out
  pulLength: Pointer;   // DWORD* in/out
  ulFlags: DWORD   // DWORD
): DWORD; stdcall;
  external 'CFGMGR32.dll' name 'CM_Get_DevNode_Custom_PropertyA';

result := DllCall("CFGMGR32\CM_Get_DevNode_Custom_PropertyA"
    , "UInt", dnDevInst   ; DWORD
    , "AStr", pszCustomPropertyName   ; LPCSTR
    , "Ptr", pulRegDataType   ; DWORD* optional, out
    , "Ptr", Buffer   ; void* optional, out
    , "Ptr", pulLength   ; DWORD* in/out
    , "UInt", ulFlags   ; DWORD
    , "UInt")   ; return: CONFIGRET

●CM_Get_DevNode_Custom_PropertyA(dnDevInst, pszCustomPropertyName, pulRegDataType, Buffer, pulLength, ulFlags) = DLL("CFGMGR32.dll", "dword CM_Get_DevNode_Custom_PropertyA(dword, char*, void*, void*, void*, dword)")
# 呼び出し: CM_Get_DevNode_Custom_PropertyA(dnDevInst, pszCustomPropertyName, pulRegDataType, Buffer, pulLength, ulFlags)
# dnDevInst : DWORD -> "dword"
# pszCustomPropertyName : LPCSTR -> "char*"
# pulRegDataType : DWORD* optional, out -> "void*"
# Buffer : void* optional, out -> "void*"
# pulLength : DWORD* in/out -> "void*"
# 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)。