Win32 API 日本語リファレンス
ホームDevices.DeviceQuery › DevFindProperty

DevFindProperty

関数
プロパティ配列から指定キーのプロパティを検索する。
DLLapi-ms-win-devices-query-l1-1-0.dll呼出規約winapi

シグネチャ

// api-ms-win-devices-query-l1-1-0.dll
#include <windows.h>

DEVPROPERTY* DevFindProperty(
    const DEVPROPKEY* pKey,
    DEVPROPSTORE Store,
    LPCWSTR pszLocaleName,
    DWORD cProperties,
    const DEVPROPERTY* pProperties   // optional
);

パラメーター

名前方向
pKeyDEVPROPKEY*in
StoreDEVPROPSTOREin
pszLocaleNameLPCWSTRin
cPropertiesDWORDin
pPropertiesDEVPROPERTY*inoptional

戻り値の型: DEVPROPERTY*

各言語での呼び出し定義

// api-ms-win-devices-query-l1-1-0.dll
#include <windows.h>

DEVPROPERTY* DevFindProperty(
    const DEVPROPKEY* pKey,
    DEVPROPSTORE Store,
    LPCWSTR pszLocaleName,
    DWORD cProperties,
    const DEVPROPERTY* pProperties   // optional
);
[DllImport("api-ms-win-devices-query-l1-1-0.dll", ExactSpelling = true)]
static extern IntPtr DevFindProperty(
    IntPtr pKey,   // DEVPROPKEY*
    int Store,   // DEVPROPSTORE
    [MarshalAs(UnmanagedType.LPWStr)] string pszLocaleName,   // LPCWSTR
    uint cProperties,   // DWORD
    IntPtr pProperties   // DEVPROPERTY* optional
);
<DllImport("api-ms-win-devices-query-l1-1-0.dll", ExactSpelling:=True)>
Public Shared Function DevFindProperty(
    pKey As IntPtr,   ' DEVPROPKEY*
    Store As Integer,   ' DEVPROPSTORE
    <MarshalAs(UnmanagedType.LPWStr)> pszLocaleName As String,   ' LPCWSTR
    cProperties As UInteger,   ' DWORD
    pProperties As IntPtr   ' DEVPROPERTY* optional
) As IntPtr
End Function
' pKey : DEVPROPKEY*
' Store : DEVPROPSTORE
' pszLocaleName : LPCWSTR
' cProperties : DWORD
' pProperties : DEVPROPERTY* optional
Declare PtrSafe Function DevFindProperty Lib "api-ms-win-devices-query-l1-1-0" ( _
    ByVal pKey As LongPtr, _
    ByVal Store As Long, _
    ByVal pszLocaleName As LongPtr, _
    ByVal cProperties As Long, _
    ByVal pProperties As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

DevFindProperty = ctypes.windll.LoadLibrary("api-ms-win-devices-query-l1-1-0.dll").DevFindProperty
DevFindProperty.restype = ctypes.c_void_p
DevFindProperty.argtypes = [
    ctypes.c_void_p,  # pKey : DEVPROPKEY*
    ctypes.c_int,  # Store : DEVPROPSTORE
    wintypes.LPCWSTR,  # pszLocaleName : LPCWSTR
    wintypes.DWORD,  # cProperties : DWORD
    ctypes.c_void_p,  # pProperties : DEVPROPERTY* optional
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-devices-query-l1-1-0.dll')
DevFindProperty = Fiddle::Function.new(
  lib['DevFindProperty'],
  [
    Fiddle::TYPE_VOIDP,  # pKey : DEVPROPKEY*
    Fiddle::TYPE_INT,  # Store : DEVPROPSTORE
    Fiddle::TYPE_VOIDP,  # pszLocaleName : LPCWSTR
    -Fiddle::TYPE_INT,  # cProperties : DWORD
    Fiddle::TYPE_VOIDP,  # pProperties : DEVPROPERTY* optional
  ],
  Fiddle::TYPE_VOIDP)
#[link(name = "api-ms-win-devices-query-l1-1-0")]
extern "system" {
    fn DevFindProperty(
        pKey: *const DEVPROPKEY,  // DEVPROPKEY*
        Store: i32,  // DEVPROPSTORE
        pszLocaleName: *const u16,  // LPCWSTR
        cProperties: u32,  // DWORD
        pProperties: *const DEVPROPERTY  // DEVPROPERTY* optional
    ) -> *mut DEVPROPERTY;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("api-ms-win-devices-query-l1-1-0.dll")]
public static extern IntPtr DevFindProperty(IntPtr pKey, int Store, [MarshalAs(UnmanagedType.LPWStr)] string pszLocaleName, uint cProperties, IntPtr pProperties);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-devices-query-l1-1-0_DevFindProperty' -Namespace Win32 -PassThru
# $api::DevFindProperty(pKey, Store, pszLocaleName, cProperties, pProperties)
#uselib "api-ms-win-devices-query-l1-1-0.dll"
#func global DevFindProperty "DevFindProperty" sptr, sptr, sptr, sptr, sptr
; DevFindProperty varptr(pKey), Store, pszLocaleName, cProperties, varptr(pProperties)   ; 戻り値は stat
; pKey : DEVPROPKEY* -> "sptr"
; Store : DEVPROPSTORE -> "sptr"
; pszLocaleName : LPCWSTR -> "sptr"
; cProperties : DWORD -> "sptr"
; pProperties : DEVPROPERTY* 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 "api-ms-win-devices-query-l1-1-0.dll"
#cfunc global DevFindProperty "DevFindProperty" var, int, wstr, int, var
; res = DevFindProperty(pKey, Store, pszLocaleName, cProperties, pProperties)
; pKey : DEVPROPKEY* -> "var"
; Store : DEVPROPSTORE -> "int"
; pszLocaleName : LPCWSTR -> "wstr"
; cProperties : DWORD -> "int"
; pProperties : DEVPROPERTY* optional -> "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。
出力引数:
; DEVPROPERTY* DevFindProperty(DEVPROPKEY* pKey, DEVPROPSTORE Store, LPCWSTR pszLocaleName, DWORD cProperties, DEVPROPERTY* pProperties)
#uselib "api-ms-win-devices-query-l1-1-0.dll"
#cfunc global DevFindProperty "DevFindProperty" var, int, wstr, int, var
; res = DevFindProperty(pKey, Store, pszLocaleName, cProperties, pProperties)
; pKey : DEVPROPKEY* -> "var"
; Store : DEVPROPSTORE -> "int"
; pszLocaleName : LPCWSTR -> "wstr"
; cProperties : DWORD -> "int"
; pProperties : DEVPROPERTY* optional -> "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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	api_ms_win_devices_query_l1_1_0 = windows.NewLazySystemDLL("api-ms-win-devices-query-l1-1-0.dll")
	procDevFindProperty = api_ms_win_devices_query_l1_1_0.NewProc("DevFindProperty")
)

// pKey (DEVPROPKEY*), Store (DEVPROPSTORE), pszLocaleName (LPCWSTR), cProperties (DWORD), pProperties (DEVPROPERTY* optional)
r1, _, err := procDevFindProperty.Call(
	uintptr(pKey),
	uintptr(Store),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszLocaleName))),
	uintptr(cProperties),
	uintptr(pProperties),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DEVPROPERTY*
function DevFindProperty(
  pKey: Pointer;   // DEVPROPKEY*
  Store: Integer;   // DEVPROPSTORE
  pszLocaleName: PWideChar;   // LPCWSTR
  cProperties: DWORD;   // DWORD
  pProperties: Pointer   // DEVPROPERTY* optional
): Pointer; stdcall;
  external 'api-ms-win-devices-query-l1-1-0.dll' name 'DevFindProperty';
result := DllCall("api-ms-win-devices-query-l1-1-0\DevFindProperty"
    , "Ptr", pKey   ; DEVPROPKEY*
    , "Int", Store   ; DEVPROPSTORE
    , "WStr", pszLocaleName   ; LPCWSTR
    , "UInt", cProperties   ; DWORD
    , "Ptr", pProperties   ; DEVPROPERTY* optional
    , "Ptr")   ; return: DEVPROPERTY*
●DevFindProperty(pKey, Store, pszLocaleName, cProperties, pProperties) = DLL("api-ms-win-devices-query-l1-1-0.dll", "void* DevFindProperty(void*, int, char*, dword, void*)")
# 呼び出し: DevFindProperty(pKey, Store, pszLocaleName, cProperties, pProperties)
# pKey : DEVPROPKEY* -> "void*"
# Store : DEVPROPSTORE -> "int"
# pszLocaleName : LPCWSTR -> "char*"
# cProperties : DWORD -> "dword"
# pProperties : DEVPROPERTY* optional -> "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)。