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SetupDiEnumDeviceInfo
関数デバイス情報セット内のデバイス情報要素を順に列挙する。
シグネチャ
// SETUPAPI.dll
#include <windows.h>
BOOL SetupDiEnumDeviceInfo(
HDEVINFO DeviceInfoSet,
DWORD MemberIndex,
SP_DEVINFO_DATA* DeviceInfoData
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| DeviceInfoSet | HDEVINFO | in |
| MemberIndex | DWORD | in |
| DeviceInfoData | SP_DEVINFO_DATA* | inout |
戻り値の型: BOOL
各言語での呼び出し定義
// SETUPAPI.dll
#include <windows.h>
BOOL SetupDiEnumDeviceInfo(
HDEVINFO DeviceInfoSet,
DWORD MemberIndex,
SP_DEVINFO_DATA* DeviceInfoData
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SETUPAPI.dll", SetLastError = true, ExactSpelling = true)]
static extern bool SetupDiEnumDeviceInfo(
IntPtr DeviceInfoSet, // HDEVINFO
uint MemberIndex, // DWORD
IntPtr DeviceInfoData // SP_DEVINFO_DATA* in/out
);<DllImport("SETUPAPI.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetupDiEnumDeviceInfo(
DeviceInfoSet As IntPtr, ' HDEVINFO
MemberIndex As UInteger, ' DWORD
DeviceInfoData As IntPtr ' SP_DEVINFO_DATA* in/out
) As Boolean
End Function' DeviceInfoSet : HDEVINFO
' MemberIndex : DWORD
' DeviceInfoData : SP_DEVINFO_DATA* in/out
Declare PtrSafe Function SetupDiEnumDeviceInfo Lib "setupapi" ( _
ByVal DeviceInfoSet As LongPtr, _
ByVal MemberIndex As Long, _
ByVal DeviceInfoData 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
SetupDiEnumDeviceInfo = ctypes.windll.setupapi.SetupDiEnumDeviceInfo
SetupDiEnumDeviceInfo.restype = wintypes.BOOL
SetupDiEnumDeviceInfo.argtypes = [
ctypes.c_ssize_t, # DeviceInfoSet : HDEVINFO
wintypes.DWORD, # MemberIndex : DWORD
ctypes.c_void_p, # DeviceInfoData : SP_DEVINFO_DATA* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('SETUPAPI.dll')
SetupDiEnumDeviceInfo = Fiddle::Function.new(
lib['SetupDiEnumDeviceInfo'],
[
Fiddle::TYPE_INTPTR_T, # DeviceInfoSet : HDEVINFO
-Fiddle::TYPE_INT, # MemberIndex : DWORD
Fiddle::TYPE_VOIDP, # DeviceInfoData : SP_DEVINFO_DATA* in/out
],
Fiddle::TYPE_INT)#[link(name = "setupapi")]
extern "system" {
fn SetupDiEnumDeviceInfo(
DeviceInfoSet: isize, // HDEVINFO
MemberIndex: u32, // DWORD
DeviceInfoData: *mut SP_DEVINFO_DATA // SP_DEVINFO_DATA* in/out
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SETUPAPI.dll", SetLastError = true)]
public static extern bool SetupDiEnumDeviceInfo(IntPtr DeviceInfoSet, uint MemberIndex, IntPtr DeviceInfoData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SETUPAPI_SetupDiEnumDeviceInfo' -Namespace Win32 -PassThru
# $api::SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex, DeviceInfoData)#uselib "SETUPAPI.dll"
#func global SetupDiEnumDeviceInfo "SetupDiEnumDeviceInfo" sptr, sptr, sptr
; SetupDiEnumDeviceInfo DeviceInfoSet, MemberIndex, varptr(DeviceInfoData) ; 戻り値は stat
; DeviceInfoSet : HDEVINFO -> "sptr"
; MemberIndex : DWORD -> "sptr"
; DeviceInfoData : SP_DEVINFO_DATA* in/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 "SETUPAPI.dll" #cfunc global SetupDiEnumDeviceInfo "SetupDiEnumDeviceInfo" sptr, int, var ; res = SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex, DeviceInfoData) ; DeviceInfoSet : HDEVINFO -> "sptr" ; MemberIndex : DWORD -> "int" ; DeviceInfoData : SP_DEVINFO_DATA* in/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。#uselib "SETUPAPI.dll" #cfunc global SetupDiEnumDeviceInfo "SetupDiEnumDeviceInfo" sptr, int, sptr ; res = SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex, varptr(DeviceInfoData)) ; DeviceInfoSet : HDEVINFO -> "sptr" ; MemberIndex : DWORD -> "int" ; DeviceInfoData : SP_DEVINFO_DATA* in/out -> "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:
; BOOL SetupDiEnumDeviceInfo(HDEVINFO DeviceInfoSet, DWORD MemberIndex, SP_DEVINFO_DATA* DeviceInfoData) #uselib "SETUPAPI.dll" #cfunc global SetupDiEnumDeviceInfo "SetupDiEnumDeviceInfo" intptr, int, var ; res = SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex, DeviceInfoData) ; DeviceInfoSet : HDEVINFO -> "intptr" ; MemberIndex : DWORD -> "int" ; DeviceInfoData : SP_DEVINFO_DATA* in/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。; BOOL SetupDiEnumDeviceInfo(HDEVINFO DeviceInfoSet, DWORD MemberIndex, SP_DEVINFO_DATA* DeviceInfoData) #uselib "SETUPAPI.dll" #cfunc global SetupDiEnumDeviceInfo "SetupDiEnumDeviceInfo" intptr, int, intptr ; res = SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex, varptr(DeviceInfoData)) ; DeviceInfoSet : HDEVINFO -> "intptr" ; MemberIndex : DWORD -> "int" ; DeviceInfoData : SP_DEVINFO_DATA* in/out -> "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 (
setupapi = windows.NewLazySystemDLL("SETUPAPI.dll")
procSetupDiEnumDeviceInfo = setupapi.NewProc("SetupDiEnumDeviceInfo")
)
// DeviceInfoSet (HDEVINFO), MemberIndex (DWORD), DeviceInfoData (SP_DEVINFO_DATA* in/out)
r1, _, err := procSetupDiEnumDeviceInfo.Call(
uintptr(DeviceInfoSet),
uintptr(MemberIndex),
uintptr(DeviceInfoData),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction SetupDiEnumDeviceInfo(
DeviceInfoSet: NativeInt; // HDEVINFO
MemberIndex: DWORD; // DWORD
DeviceInfoData: Pointer // SP_DEVINFO_DATA* in/out
): BOOL; stdcall;
external 'SETUPAPI.dll' name 'SetupDiEnumDeviceInfo';result := DllCall("SETUPAPI\SetupDiEnumDeviceInfo"
, "Ptr", DeviceInfoSet ; HDEVINFO
, "UInt", MemberIndex ; DWORD
, "Ptr", DeviceInfoData ; SP_DEVINFO_DATA* in/out
, "Int") ; return: BOOL●SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex, DeviceInfoData) = DLL("SETUPAPI.dll", "bool SetupDiEnumDeviceInfo(int, dword, void*)")
# 呼び出し: SetupDiEnumDeviceInfo(DeviceInfoSet, MemberIndex, DeviceInfoData)
# DeviceInfoSet : HDEVINFO -> "int"
# MemberIndex : DWORD -> "dword"
# DeviceInfoData : SP_DEVINFO_DATA* in/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)。