Win32 API 日本語リファレンス
ホームStorage.FileSystem › PopIoRingCompletion

PopIoRingCompletion

関数
I/Oリングの完了キューから完了エントリ(CQE)を1件取り出す。
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 PopIoRingCompletion(
    HIORING ioRing,
    IORING_CQE* cqe
);

パラメーター

名前方向
ioRingHIORINGin
cqeIORING_CQE*out

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 PopIoRingCompletion(
    HIORING ioRing,
    IORING_CQE* cqe
);
[DllImport("api-ms-win-core-ioring-l1-1-0.dll", ExactSpelling = true)]
static extern int PopIoRingCompletion(
    IntPtr ioRing,   // HIORING
    IntPtr cqe   // IORING_CQE* out
);
<DllImport("api-ms-win-core-ioring-l1-1-0.dll", ExactSpelling:=True)>
Public Shared Function PopIoRingCompletion(
    ioRing As IntPtr,   ' HIORING
    cqe As IntPtr   ' IORING_CQE* out
) As Integer
End Function
' ioRing : HIORING
' cqe : IORING_CQE* out
Declare PtrSafe Function PopIoRingCompletion Lib "api-ms-win-core-ioring-l1-1-0" ( _
    ByVal ioRing As LongPtr, _
    ByVal cqe 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

PopIoRingCompletion = ctypes.windll.LoadLibrary("api-ms-win-core-ioring-l1-1-0.dll").PopIoRingCompletion
PopIoRingCompletion.restype = ctypes.c_int
PopIoRingCompletion.argtypes = [
    wintypes.HANDLE,  # ioRing : HIORING
    ctypes.c_void_p,  # cqe : IORING_CQE* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-ioring-l1-1-0.dll')
PopIoRingCompletion = Fiddle::Function.new(
  lib['PopIoRingCompletion'],
  [
    Fiddle::TYPE_VOIDP,  # ioRing : HIORING
    Fiddle::TYPE_VOIDP,  # cqe : IORING_CQE* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "api-ms-win-core-ioring-l1-1-0")]
extern "system" {
    fn PopIoRingCompletion(
        ioRing: *mut core::ffi::c_void,  // HIORING
        cqe: *mut IORING_CQE  // IORING_CQE* out
    ) -> 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 PopIoRingCompletion(IntPtr ioRing, IntPtr cqe);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-ioring-l1-1-0_PopIoRingCompletion' -Namespace Win32 -PassThru
# $api::PopIoRingCompletion(ioRing, cqe)
#uselib "api-ms-win-core-ioring-l1-1-0.dll"
#func global PopIoRingCompletion "PopIoRingCompletion" sptr, sptr
; PopIoRingCompletion ioRing, varptr(cqe)   ; 戻り値は stat
; ioRing : HIORING -> "sptr"
; cqe : IORING_CQE* 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 "api-ms-win-core-ioring-l1-1-0.dll"
#cfunc global PopIoRingCompletion "PopIoRingCompletion" sptr, var
; res = PopIoRingCompletion(ioRing, cqe)
; ioRing : HIORING -> "sptr"
; cqe : IORING_CQE* 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:
; HRESULT PopIoRingCompletion(HIORING ioRing, IORING_CQE* cqe)
#uselib "api-ms-win-core-ioring-l1-1-0.dll"
#cfunc global PopIoRingCompletion "PopIoRingCompletion" intptr, var
; res = PopIoRingCompletion(ioRing, cqe)
; ioRing : HIORING -> "intptr"
; cqe : IORING_CQE* 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 (
	api_ms_win_core_ioring_l1_1_0 = windows.NewLazySystemDLL("api-ms-win-core-ioring-l1-1-0.dll")
	procPopIoRingCompletion = api_ms_win_core_ioring_l1_1_0.NewProc("PopIoRingCompletion")
)

// ioRing (HIORING), cqe (IORING_CQE* out)
r1, _, err := procPopIoRingCompletion.Call(
	uintptr(ioRing),
	uintptr(cqe),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function PopIoRingCompletion(
  ioRing: THandle;   // HIORING
  cqe: Pointer   // IORING_CQE* out
): Integer; stdcall;
  external 'api-ms-win-core-ioring-l1-1-0.dll' name 'PopIoRingCompletion';
result := DllCall("api-ms-win-core-ioring-l1-1-0\PopIoRingCompletion"
    , "Ptr", ioRing   ; HIORING
    , "Ptr", cqe   ; IORING_CQE* out
    , "Int")   ; return: HRESULT
●PopIoRingCompletion(ioRing, cqe) = DLL("api-ms-win-core-ioring-l1-1-0.dll", "int PopIoRingCompletion(void*, void*)")
# 呼び出し: PopIoRingCompletion(ioRing, cqe)
# ioRing : HIORING -> "void*"
# cqe : IORING_CQE* 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)。