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ConnectNamedPipe
関数名前付きパイプサーバーがクライアント接続を待ち受ける。
シグネチャ
// KERNEL32.dll
#include <windows.h>
BOOL ConnectNamedPipe(
HANDLE hNamedPipe,
OVERLAPPED* lpOverlapped // optional
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| hNamedPipe | HANDLE | in | クライアント接続を待機する名前付きパイプのサーバー側ハンドルを指定する。 |
| lpOverlapped | OVERLAPPED* | inoutoptional | 非同期(オーバーラップ)接続に使うOVERLAPPED構造体。同期動作ではNULL可。 |
戻り値の型: BOOL
各言語での呼び出し定義
// KERNEL32.dll
#include <windows.h>
BOOL ConnectNamedPipe(
HANDLE hNamedPipe,
OVERLAPPED* lpOverlapped // optional
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool ConnectNamedPipe(
IntPtr hNamedPipe, // HANDLE
IntPtr lpOverlapped // OVERLAPPED* optional, in/out
);<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ConnectNamedPipe(
hNamedPipe As IntPtr, ' HANDLE
lpOverlapped As IntPtr ' OVERLAPPED* optional, in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function' hNamedPipe : HANDLE
' lpOverlapped : OVERLAPPED* optional, in/out
Declare PtrSafe Function ConnectNamedPipe Lib "kernel32" ( _
ByVal hNamedPipe As LongPtr, _
ByVal lpOverlapped 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
ConnectNamedPipe = ctypes.windll.kernel32.ConnectNamedPipe
ConnectNamedPipe.restype = wintypes.BOOL
ConnectNamedPipe.argtypes = [
wintypes.HANDLE, # hNamedPipe : HANDLE
ctypes.c_void_p, # lpOverlapped : OVERLAPPED* optional, in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('KERNEL32.dll')
ConnectNamedPipe = Fiddle::Function.new(
lib['ConnectNamedPipe'],
[
Fiddle::TYPE_VOIDP, # hNamedPipe : HANDLE
Fiddle::TYPE_VOIDP, # lpOverlapped : OVERLAPPED* optional, in/out
],
Fiddle::TYPE_INT)#[link(name = "kernel32")]
extern "system" {
fn ConnectNamedPipe(
hNamedPipe: *mut core::ffi::c_void, // HANDLE
lpOverlapped: *mut OVERLAPPED // OVERLAPPED* optional, in/out
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern bool ConnectNamedPipe(IntPtr hNamedPipe, IntPtr lpOverlapped);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_ConnectNamedPipe' -Namespace Win32 -PassThru
# $api::ConnectNamedPipe(hNamedPipe, lpOverlapped)#uselib "KERNEL32.dll"
#func global ConnectNamedPipe "ConnectNamedPipe" sptr, sptr
; ConnectNamedPipe hNamedPipe, varptr(lpOverlapped) ; 戻り値は stat
; hNamedPipe : HANDLE -> "sptr"
; lpOverlapped : OVERLAPPED* optional, in/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 "KERNEL32.dll" #cfunc global ConnectNamedPipe "ConnectNamedPipe" sptr, var ; res = ConnectNamedPipe(hNamedPipe, lpOverlapped) ; hNamedPipe : HANDLE -> "sptr" ; lpOverlapped : OVERLAPPED* optional, in/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。#uselib "KERNEL32.dll" #cfunc global ConnectNamedPipe "ConnectNamedPipe" sptr, sptr ; res = ConnectNamedPipe(hNamedPipe, varptr(lpOverlapped)) ; hNamedPipe : HANDLE -> "sptr" ; lpOverlapped : OVERLAPPED* optional, in/out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; BOOL ConnectNamedPipe(HANDLE hNamedPipe, OVERLAPPED* lpOverlapped) #uselib "KERNEL32.dll" #cfunc global ConnectNamedPipe "ConnectNamedPipe" intptr, var ; res = ConnectNamedPipe(hNamedPipe, lpOverlapped) ; hNamedPipe : HANDLE -> "intptr" ; lpOverlapped : OVERLAPPED* optional, in/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。; BOOL ConnectNamedPipe(HANDLE hNamedPipe, OVERLAPPED* lpOverlapped) #uselib "KERNEL32.dll" #cfunc global ConnectNamedPipe "ConnectNamedPipe" intptr, intptr ; res = ConnectNamedPipe(hNamedPipe, varptr(lpOverlapped)) ; hNamedPipe : HANDLE -> "intptr" ; lpOverlapped : OVERLAPPED* optional, in/out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
procConnectNamedPipe = kernel32.NewProc("ConnectNamedPipe")
)
// hNamedPipe (HANDLE), lpOverlapped (OVERLAPPED* optional, in/out)
r1, _, err := procConnectNamedPipe.Call(
uintptr(hNamedPipe),
uintptr(lpOverlapped),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction ConnectNamedPipe(
hNamedPipe: THandle; // HANDLE
lpOverlapped: Pointer // OVERLAPPED* optional, in/out
): BOOL; stdcall;
external 'KERNEL32.dll' name 'ConnectNamedPipe';result := DllCall("KERNEL32\ConnectNamedPipe"
, "Ptr", hNamedPipe ; HANDLE
, "Ptr", lpOverlapped ; OVERLAPPED* optional, in/out
, "Int") ; return: BOOL●ConnectNamedPipe(hNamedPipe, lpOverlapped) = DLL("KERNEL32.dll", "bool ConnectNamedPipe(void*, void*)")
# 呼び出し: ConnectNamedPipe(hNamedPipe, lpOverlapped)
# hNamedPipe : HANDLE -> "void*"
# lpOverlapped : OVERLAPPED* optional, in/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)。const std = @import("std");
extern "kernel32" fn ConnectNamedPipe(
hNamedPipe: ?*anyopaque, // HANDLE
lpOverlapped: [*c]OVERLAPPED // OVERLAPPED* optional, in/out
) callconv(std.os.windows.WINAPI) i32;proc ConnectNamedPipe(
hNamedPipe: pointer, # HANDLE
lpOverlapped: ptr OVERLAPPED # OVERLAPPED* optional, in/out
): int32 {.importc: "ConnectNamedPipe", stdcall, dynlib: "KERNEL32.dll".}pragma(lib, "kernel32");
extern(Windows)
int ConnectNamedPipe(
void* hNamedPipe, // HANDLE
OVERLAPPED* lpOverlapped // OVERLAPPED* optional, in/out
);ccall((:ConnectNamedPipe, "KERNEL32.dll"), stdcall, Int32,
(Ptr{Cvoid}, Ptr{OVERLAPPED}),
hNamedPipe, lpOverlapped)
# hNamedPipe : HANDLE -> Ptr{Cvoid}
# lpOverlapped : OVERLAPPED* optional, in/out -> Ptr{OVERLAPPED}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t ConnectNamedPipe(
void* hNamedPipe,
void* lpOverlapped);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.ConnectNamedPipe(hNamedPipe, lpOverlapped)
-- hNamedPipe : HANDLE
-- lpOverlapped : OVERLAPPED* optional, in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。const koffi = require('koffi');
const lib = koffi.load('KERNEL32.dll');
const ConnectNamedPipe = lib.func('__stdcall', 'ConnectNamedPipe', 'int32_t', ['void *', 'void *']);
// ConnectNamedPipe(hNamedPipe, lpOverlapped)
// hNamedPipe : HANDLE -> 'void *'
// lpOverlapped : OVERLAPPED* optional, in/out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。const lib = Deno.dlopen("KERNEL32.dll", {
ConnectNamedPipe: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.ConnectNamedPipe(hNamedPipe, lpOverlapped)
// hNamedPipe : HANDLE -> "pointer"
// lpOverlapped : OVERLAPPED* optional, in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
int32_t ConnectNamedPipe(
void* hNamedPipe,
void* lpOverlapped);
C, "KERNEL32.dll");
// $ffi->ConnectNamedPipe(hNamedPipe, lpOverlapped);
// hNamedPipe : HANDLE
// lpOverlapped : OVERLAPPED* optional, in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Kernel32 extends StdCallLibrary {
Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class);
boolean ConnectNamedPipe(
Pointer hNamedPipe, // HANDLE
Pointer lpOverlapped // OVERLAPPED* optional, in/out
);
}@[Link("kernel32")]
lib LibKERNEL32
fun ConnectNamedPipe = ConnectNamedPipe(
hNamedPipe : Void*, # HANDLE
lpOverlapped : OVERLAPPED* # OVERLAPPED* optional, in/out
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef ConnectNamedPipeNative = Int32 Function(Pointer<Void>, Pointer<Void>);
typedef ConnectNamedPipeDart = int Function(Pointer<Void>, Pointer<Void>);
final ConnectNamedPipe = DynamicLibrary.open('KERNEL32.dll')
.lookupFunction<ConnectNamedPipeNative, ConnectNamedPipeDart>('ConnectNamedPipe');
// hNamedPipe : HANDLE -> Pointer<Void>
// lpOverlapped : OVERLAPPED* optional, in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function ConnectNamedPipe(
hNamedPipe: THandle; // HANDLE
lpOverlapped: Pointer // OVERLAPPED* optional, in/out
): BOOL; stdcall;
external 'KERNEL32.dll' name 'ConnectNamedPipe';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "ConnectNamedPipe"
c_ConnectNamedPipe :: Ptr () -> Ptr () -> IO CInt
-- hNamedPipe : HANDLE -> Ptr ()
-- lpOverlapped : OVERLAPPED* optional, in/out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。open Ctypes
open Foreign
let connectnamedpipe =
foreign "ConnectNamedPipe"
((ptr void) @-> (ptr void) @-> returning int32_t)
(* hNamedPipe : HANDLE -> (ptr void) *)
(* lpOverlapped : OVERLAPPED* optional, in/out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)(cffi:define-foreign-library kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)
(cffi:defcfun ("ConnectNamedPipe" connect-named-pipe :convention :stdcall) :int32
(h-named-pipe :pointer) ; HANDLE
(lp-overlapped :pointer)) ; OVERLAPPED* optional, in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $ConnectNamedPipe = Win32::API::More->new('KERNEL32',
'BOOL ConnectNamedPipe(HANDLE hNamedPipe, LPVOID lpOverlapped)');
# my $ret = $ConnectNamedPipe->Call($hNamedPipe, $lpOverlapped);
# hNamedPipe : HANDLE -> HANDLE
# lpOverlapped : OVERLAPPED* optional, in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
使用する型