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WSACancelBlockingCall

関数

進行中のブロッキング呼び出しを取り消す。

DLLWS2_32.dll呼出規約winapiSetLastErrorあり

シグネチャ

// WS2_32.dll
#include <windows.h>

INT WSACancelBlockingCall(void);

パラメーターなし。戻り値: INT

各言語での呼び出し定義

// WS2_32.dll
#include <windows.h>

INT WSACancelBlockingCall(void);

[DllImport("WS2_32.dll", SetLastError = true, ExactSpelling = true)]
static extern int WSACancelBlockingCall();

<DllImport("WS2_32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WSACancelBlockingCall() As Integer
End Function

Declare PtrSafe Function WSACancelBlockingCall Lib "ws2_32" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WSACancelBlockingCall = ctypes.windll.ws2_32.WSACancelBlockingCall
WSACancelBlockingCall.restype = ctypes.c_int
WSACancelBlockingCall.argtypes = []
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WS2_32.dll')
WSACancelBlockingCall = Fiddle::Function.new(
  lib['WSACancelBlockingCall'],
  [],
  Fiddle::TYPE_INT)

#[link(name = "ws2_32")]
extern "system" {
    fn WSACancelBlockingCall() -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WS2_32.dll", SetLastError = true)]
public static extern int WSACancelBlockingCall();
"@
$api = Add-Type -MemberDefinition $sig -Name 'WS2_32_WSACancelBlockingCall' -Namespace Win32 -PassThru
# $api::WSACancelBlockingCall()

#uselib "WS2_32.dll"
#func global WSACancelBlockingCall "WSACancelBlockingCall"
; WSACancelBlockingCall   ; 戻り値は stat
; ※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 "WS2_32.dll"
#cfunc global WSACancelBlockingCall "WSACancelBlockingCall"
; res = WSACancelBlockingCall()

; INT WSACancelBlockingCall()
#uselib "WS2_32.dll"
#cfunc global WSACancelBlockingCall "WSACancelBlockingCall"
; res = WSACancelBlockingCall()

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

var (
	ws2_32 = windows.NewLazySystemDLL("WS2_32.dll")
	procWSACancelBlockingCall = ws2_32.NewProc("WSACancelBlockingCall")
)

r1, _, err := procWSACancelBlockingCall.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function WSACancelBlockingCall: Integer; stdcall;
  external 'WS2_32.dll' name 'WSACancelBlockingCall';

result := DllCall("WS2_32\WSACancelBlockingCall", "Int")

●WSACancelBlockingCall() = DLL("WS2_32.dll", "int WSACancelBlockingCall()")
# 呼び出し: WSACancelBlockingCall()
# 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)。