Win32 API 日本語リファレンス
ホームNetworkManagement.IpHelper › RestoreMediaSense

RestoreMediaSense

関数
無効化したメディアセンス機能を元に戻す。
DLLIPHLPAPI.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

// IPHLPAPI.dll
#include <windows.h>

DWORD RestoreMediaSense(
    OVERLAPPED* pOverlapped,
    DWORD* lpdwEnableCount   // optional
);

パラメーター

名前方向
pOverlappedOVERLAPPED*in
lpdwEnableCountDWORD*outoptional

戻り値の型: DWORD

各言語での呼び出し定義

// IPHLPAPI.dll
#include <windows.h>

DWORD RestoreMediaSense(
    OVERLAPPED* pOverlapped,
    DWORD* lpdwEnableCount   // optional
);
[DllImport("IPHLPAPI.dll", ExactSpelling = true)]
static extern uint RestoreMediaSense(
    IntPtr pOverlapped,   // OVERLAPPED*
    IntPtr lpdwEnableCount   // DWORD* optional, out
);
<DllImport("IPHLPAPI.dll", ExactSpelling:=True)>
Public Shared Function RestoreMediaSense(
    pOverlapped As IntPtr,   ' OVERLAPPED*
    lpdwEnableCount As IntPtr   ' DWORD* optional, out
) As UInteger
End Function
' pOverlapped : OVERLAPPED*
' lpdwEnableCount : DWORD* optional, out
Declare PtrSafe Function RestoreMediaSense Lib "iphlpapi" ( _
    ByVal pOverlapped As LongPtr, _
    ByVal lpdwEnableCount 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

RestoreMediaSense = ctypes.windll.iphlpapi.RestoreMediaSense
RestoreMediaSense.restype = wintypes.DWORD
RestoreMediaSense.argtypes = [
    ctypes.c_void_p,  # pOverlapped : OVERLAPPED*
    ctypes.POINTER(wintypes.DWORD),  # lpdwEnableCount : DWORD* optional, out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('IPHLPAPI.dll')
RestoreMediaSense = Fiddle::Function.new(
  lib['RestoreMediaSense'],
  [
    Fiddle::TYPE_VOIDP,  # pOverlapped : OVERLAPPED*
    Fiddle::TYPE_VOIDP,  # lpdwEnableCount : DWORD* optional, out
  ],
  -Fiddle::TYPE_INT)
#[link(name = "iphlpapi")]
extern "system" {
    fn RestoreMediaSense(
        pOverlapped: *mut OVERLAPPED,  // OVERLAPPED*
        lpdwEnableCount: *mut u32  // DWORD* optional, out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("IPHLPAPI.dll")]
public static extern uint RestoreMediaSense(IntPtr pOverlapped, IntPtr lpdwEnableCount);
"@
$api = Add-Type -MemberDefinition $sig -Name 'IPHLPAPI_RestoreMediaSense' -Namespace Win32 -PassThru
# $api::RestoreMediaSense(pOverlapped, lpdwEnableCount)
#uselib "IPHLPAPI.dll"
#func global RestoreMediaSense "RestoreMediaSense" sptr, sptr
; RestoreMediaSense varptr(pOverlapped), varptr(lpdwEnableCount)   ; 戻り値は stat
; pOverlapped : OVERLAPPED* -> "sptr"
; lpdwEnableCount : DWORD* optional, 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 "IPHLPAPI.dll"
#cfunc global RestoreMediaSense "RestoreMediaSense" var, var
; res = RestoreMediaSense(pOverlapped, lpdwEnableCount)
; pOverlapped : OVERLAPPED* -> "var"
; lpdwEnableCount : DWORD* optional, 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。
出力引数:
; DWORD RestoreMediaSense(OVERLAPPED* pOverlapped, DWORD* lpdwEnableCount)
#uselib "IPHLPAPI.dll"
#cfunc global RestoreMediaSense "RestoreMediaSense" var, var
; res = RestoreMediaSense(pOverlapped, lpdwEnableCount)
; pOverlapped : OVERLAPPED* -> "var"
; lpdwEnableCount : DWORD* optional, 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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	iphlpapi = windows.NewLazySystemDLL("IPHLPAPI.dll")
	procRestoreMediaSense = iphlpapi.NewProc("RestoreMediaSense")
)

// pOverlapped (OVERLAPPED*), lpdwEnableCount (DWORD* optional, out)
r1, _, err := procRestoreMediaSense.Call(
	uintptr(pOverlapped),
	uintptr(lpdwEnableCount),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function RestoreMediaSense(
  pOverlapped: Pointer;   // OVERLAPPED*
  lpdwEnableCount: Pointer   // DWORD* optional, out
): DWORD; stdcall;
  external 'IPHLPAPI.dll' name 'RestoreMediaSense';
result := DllCall("IPHLPAPI\RestoreMediaSense"
    , "Ptr", pOverlapped   ; OVERLAPPED*
    , "Ptr", lpdwEnableCount   ; DWORD* optional, out
    , "UInt")   ; return: DWORD
●RestoreMediaSense(pOverlapped, lpdwEnableCount) = DLL("IPHLPAPI.dll", "dword RestoreMediaSense(void*, void*)")
# 呼び出し: RestoreMediaSense(pOverlapped, lpdwEnableCount)
# pOverlapped : OVERLAPPED* -> "void*"
# lpdwEnableCount : DWORD* optional, 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)。