CloseIoRing

関数

I/Oリングのハンドルを閉じて関連リソースを解放する。

DLLapi-ms-win-core-ioring-l1-1-0.dll呼出規約winapi

シグネチャ

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

HRESULT CloseIoRing(
    HIORING ioRing
);

パラメーター

名前	型	方向
ioRing	HIORING	in

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT CloseIoRing(
    HIORING ioRing
);

[DllImport("api-ms-win-core-ioring-l1-1-0.dll", ExactSpelling = true)]
static extern int CloseIoRing(
    IntPtr ioRing   // HIORING
);

<DllImport("api-ms-win-core-ioring-l1-1-0.dll", ExactSpelling:=True)>
Public Shared Function CloseIoRing(
    ioRing As IntPtr   ' HIORING
) As Integer
End Function

' ioRing : HIORING
Declare PtrSafe Function CloseIoRing Lib "api-ms-win-core-ioring-l1-1-0" ( _
    ByVal ioRing 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

CloseIoRing = ctypes.windll.LoadLibrary("api-ms-win-core-ioring-l1-1-0.dll").CloseIoRing
CloseIoRing.restype = ctypes.c_int
CloseIoRing.argtypes = [
    wintypes.HANDLE,  # ioRing : HIORING
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-ioring-l1-1-0.dll')
CloseIoRing = Fiddle::Function.new(
  lib['CloseIoRing'],
  [
    Fiddle::TYPE_VOIDP,  # ioRing : HIORING
  ],
  Fiddle::TYPE_INT)

#[link(name = "api-ms-win-core-ioring-l1-1-0")]
extern "system" {
    fn CloseIoRing(
        ioRing: *mut core::ffi::c_void  // HIORING
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("api-ms-win-core-ioring-l1-1-0.dll")]
public static extern int CloseIoRing(IntPtr ioRing);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-ioring-l1-1-0_CloseIoRing' -Namespace Win32 -PassThru
# $api::CloseIoRing(ioRing)

#uselib "api-ms-win-core-ioring-l1-1-0.dll"
#func global CloseIoRing "CloseIoRing" sptr
; CloseIoRing ioRing   ; 戻り値は stat
; ioRing : HIORING -> "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。

#uselib "api-ms-win-core-ioring-l1-1-0.dll"
#cfunc global CloseIoRing "CloseIoRing" sptr
; res = CloseIoRing(ioRing)
; ioRing : HIORING -> "sptr"

; HRESULT CloseIoRing(HIORING ioRing)
#uselib "api-ms-win-core-ioring-l1-1-0.dll"
#cfunc global CloseIoRing "CloseIoRing" intptr
; res = CloseIoRing(ioRing)
; ioRing : HIORING -> "intptr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	api_ms_win_core_ioring_l1_1_0 = windows.NewLazySystemDLL("api-ms-win-core-ioring-l1-1-0.dll")
	procCloseIoRing = api_ms_win_core_ioring_l1_1_0.NewProc("CloseIoRing")
)

// ioRing (HIORING)
r1, _, err := procCloseIoRing.Call(
	uintptr(ioRing),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CloseIoRing(
  ioRing: THandle   // HIORING
): Integer; stdcall;
  external 'api-ms-win-core-ioring-l1-1-0.dll' name 'CloseIoRing';

result := DllCall("api-ms-win-core-ioring-l1-1-0\CloseIoRing"
    , "Ptr", ioRing   ; HIORING
    , "Int")   ; return: HRESULT

●CloseIoRing(ioRing) = DLL("api-ms-win-core-ioring-l1-1-0.dll", "int CloseIoRing(void*)")
# 呼び出し: CloseIoRing(ioRing)
# ioRing : HIORING -> "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)。