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SetEventWhenCallbackReturns

関数

コールバック完了時に指定イベントをシグナル状態にする。

DLLKERNEL32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

void SetEventWhenCallbackReturns(
    PTP_CALLBACK_INSTANCE pci,
    HANDLE evt
);

パラメーター

名前	型	方向
pci	PTP_CALLBACK_INSTANCE	in
evt	HANDLE	in

戻り値の型: void

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

void SetEventWhenCallbackReturns(
    PTP_CALLBACK_INSTANCE pci,
    HANDLE evt
);

[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern void SetEventWhenCallbackReturns(
    IntPtr pci,   // PTP_CALLBACK_INSTANCE
    IntPtr evt   // HANDLE
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Sub SetEventWhenCallbackReturns(
    pci As IntPtr,   ' PTP_CALLBACK_INSTANCE
    evt As IntPtr   ' HANDLE
)
End Sub

' pci : PTP_CALLBACK_INSTANCE
' evt : HANDLE
Declare PtrSafe Sub SetEventWhenCallbackReturns Lib "kernel32" ( _
    ByVal pci As LongPtr, _
    ByVal evt As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SetEventWhenCallbackReturns = ctypes.windll.kernel32.SetEventWhenCallbackReturns
SetEventWhenCallbackReturns.restype = None
SetEventWhenCallbackReturns.argtypes = [
    ctypes.c_ssize_t,  # pci : PTP_CALLBACK_INSTANCE
    wintypes.HANDLE,  # evt : HANDLE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
SetEventWhenCallbackReturns = Fiddle::Function.new(
  lib['SetEventWhenCallbackReturns'],
  [
    Fiddle::TYPE_INTPTR_T,  # pci : PTP_CALLBACK_INSTANCE
    Fiddle::TYPE_VOIDP,  # evt : HANDLE
  ],
  Fiddle::TYPE_VOID)

#[link(name = "kernel32")]
extern "system" {
    fn SetEventWhenCallbackReturns(
        pci: isize,  // PTP_CALLBACK_INSTANCE
        evt: *mut core::ffi::c_void  // HANDLE
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern void SetEventWhenCallbackReturns(IntPtr pci, IntPtr evt);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SetEventWhenCallbackReturns' -Namespace Win32 -PassThru
# $api::SetEventWhenCallbackReturns(pci, evt)

#uselib "KERNEL32.dll"
#func global SetEventWhenCallbackReturns "SetEventWhenCallbackReturns" sptr, sptr
; SetEventWhenCallbackReturns pci, evt
; pci : PTP_CALLBACK_INSTANCE -> "sptr"
; evt : HANDLE -> "sptr"

#uselib "KERNEL32.dll"
#func global SetEventWhenCallbackReturns "SetEventWhenCallbackReturns" sptr, sptr
; SetEventWhenCallbackReturns pci, evt
; pci : PTP_CALLBACK_INSTANCE -> "sptr"
; evt : HANDLE -> "sptr"

; void SetEventWhenCallbackReturns(PTP_CALLBACK_INSTANCE pci, HANDLE evt)
#uselib "KERNEL32.dll"
#func global SetEventWhenCallbackReturns "SetEventWhenCallbackReturns" intptr, intptr
; SetEventWhenCallbackReturns pci, evt
; pci : PTP_CALLBACK_INSTANCE -> "intptr"
; evt : HANDLE -> "intptr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procSetEventWhenCallbackReturns = kernel32.NewProc("SetEventWhenCallbackReturns")
)

// pci (PTP_CALLBACK_INSTANCE), evt (HANDLE)
r1, _, err := procSetEventWhenCallbackReturns.Call(
	uintptr(pci),
	uintptr(evt),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure SetEventWhenCallbackReturns(
  pci: NativeInt;   // PTP_CALLBACK_INSTANCE
  evt: THandle   // HANDLE
); stdcall;
  external 'KERNEL32.dll' name 'SetEventWhenCallbackReturns';

result := DllCall("KERNEL32\SetEventWhenCallbackReturns"
    , "Ptr", pci   ; PTP_CALLBACK_INSTANCE
    , "Ptr", evt   ; HANDLE
    , "Int")   ; return: void

●SetEventWhenCallbackReturns(pci, evt) = DLL("KERNEL32.dll", "int SetEventWhenCallbackReturns(int, void*)")
# 呼び出し: SetEventWhenCallbackReturns(pci, evt)
# pci : PTP_CALLBACK_INSTANCE -> "int"
# evt : HANDLE -> "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)。