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NPCancelConnection2
関数フラグを指定してプロバイダー経由の接続を切断する。
シグネチャ
// NTLANMAN.dll
#include <windows.h>
DWORD NPCancelConnection2(
LPWSTR lpName,
BOOL fForce,
DWORD dwFlags
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| lpName | LPWSTR | in | 切断対象のローカルデバイス名またはリモート名のワイド文字列。 |
| fForce | BOOL | in | オープン中のファイルがあっても強制切断するかを示すブール値。 |
| dwFlags | DWORD | in | 切断動作を制御するフラグ。 |
戻り値の型: DWORD
各言語での呼び出し定義
// NTLANMAN.dll
#include <windows.h>
DWORD NPCancelConnection2(
LPWSTR lpName,
BOOL fForce,
DWORD dwFlags
);[DllImport("NTLANMAN.dll", ExactSpelling = true)]
static extern uint NPCancelConnection2(
[MarshalAs(UnmanagedType.LPWStr)] string lpName, // LPWSTR
bool fForce, // BOOL
uint dwFlags // DWORD
);<DllImport("NTLANMAN.dll", ExactSpelling:=True)>
Public Shared Function NPCancelConnection2(
<MarshalAs(UnmanagedType.LPWStr)> lpName As String, ' LPWSTR
fForce As Boolean, ' BOOL
dwFlags As UInteger ' DWORD
) As UInteger
End Function' lpName : LPWSTR
' fForce : BOOL
' dwFlags : DWORD
Declare PtrSafe Function NPCancelConnection2 Lib "ntlanman" ( _
ByVal lpName As LongPtr, _
ByVal fForce As Long, _
ByVal dwFlags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
NPCancelConnection2 = ctypes.windll.ntlanman.NPCancelConnection2
NPCancelConnection2.restype = wintypes.DWORD
NPCancelConnection2.argtypes = [
wintypes.LPCWSTR, # lpName : LPWSTR
wintypes.BOOL, # fForce : BOOL
wintypes.DWORD, # dwFlags : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('NTLANMAN.dll')
NPCancelConnection2 = Fiddle::Function.new(
lib['NPCancelConnection2'],
[
Fiddle::TYPE_VOIDP, # lpName : LPWSTR
Fiddle::TYPE_INT, # fForce : BOOL
-Fiddle::TYPE_INT, # dwFlags : DWORD
],
-Fiddle::TYPE_INT)#[link(name = "ntlanman")]
extern "system" {
fn NPCancelConnection2(
lpName: *mut u16, // LPWSTR
fForce: i32, // BOOL
dwFlags: u32 // DWORD
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("NTLANMAN.dll")]
public static extern uint NPCancelConnection2([MarshalAs(UnmanagedType.LPWStr)] string lpName, bool fForce, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NTLANMAN_NPCancelConnection2' -Namespace Win32 -PassThru
# $api::NPCancelConnection2(lpName, fForce, dwFlags)#uselib "NTLANMAN.dll"
#func global NPCancelConnection2 "NPCancelConnection2" sptr, sptr, sptr
; NPCancelConnection2 lpName, fForce, dwFlags ; 戻り値は stat
; lpName : LPWSTR -> "sptr"
; fForce : BOOL -> "sptr"
; dwFlags : DWORD -> "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 "NTLANMAN.dll"
#cfunc global NPCancelConnection2 "NPCancelConnection2" wstr, int, int
; res = NPCancelConnection2(lpName, fForce, dwFlags)
; lpName : LPWSTR -> "wstr"
; fForce : BOOL -> "int"
; dwFlags : DWORD -> "int"; DWORD NPCancelConnection2(LPWSTR lpName, BOOL fForce, DWORD dwFlags)
#uselib "NTLANMAN.dll"
#cfunc global NPCancelConnection2 "NPCancelConnection2" wstr, int, int
; res = NPCancelConnection2(lpName, fForce, dwFlags)
; lpName : LPWSTR -> "wstr"
; fForce : BOOL -> "int"
; dwFlags : DWORD -> "int"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
ntlanman = windows.NewLazySystemDLL("NTLANMAN.dll")
procNPCancelConnection2 = ntlanman.NewProc("NPCancelConnection2")
)
// lpName (LPWSTR), fForce (BOOL), dwFlags (DWORD)
r1, _, err := procNPCancelConnection2.Call(
uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpName))),
uintptr(fForce),
uintptr(dwFlags),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction NPCancelConnection2(
lpName: PWideChar; // LPWSTR
fForce: BOOL; // BOOL
dwFlags: DWORD // DWORD
): DWORD; stdcall;
external 'NTLANMAN.dll' name 'NPCancelConnection2';result := DllCall("NTLANMAN\NPCancelConnection2"
, "WStr", lpName ; LPWSTR
, "Int", fForce ; BOOL
, "UInt", dwFlags ; DWORD
, "UInt") ; return: DWORD●NPCancelConnection2(lpName, fForce, dwFlags) = DLL("NTLANMAN.dll", "dword NPCancelConnection2(char*, bool, dword)")
# 呼び出し: NPCancelConnection2(lpName, fForce, dwFlags)
# lpName : LPWSTR -> "char*"
# fForce : BOOL -> "bool"
# dwFlags : DWORD -> "dword"
# 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 "ntlanman" fn NPCancelConnection2(
lpName: [*c]const u16, // LPWSTR
fForce: i32, // BOOL
dwFlags: u32 // DWORD
) callconv(std.os.windows.WINAPI) u32;proc NPCancelConnection2(
lpName: WideCString, # LPWSTR
fForce: int32, # BOOL
dwFlags: uint32 # DWORD
): uint32 {.importc: "NPCancelConnection2", stdcall, dynlib: "NTLANMAN.dll".}pragma(lib, "ntlanman");
extern(Windows)
uint NPCancelConnection2(
const(wchar)* lpName, // LPWSTR
int fForce, // BOOL
uint dwFlags // DWORD
);ccall((:NPCancelConnection2, "NTLANMAN.dll"), stdcall, UInt32,
(Cwstring, Int32, UInt32),
lpName, fForce, dwFlags)
# lpName : LPWSTR -> Cwstring
# fForce : BOOL -> Int32
# dwFlags : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t NPCancelConnection2(
const uint16_t* lpName,
int32_t fForce,
uint32_t dwFlags);
]]
local ntlanman = ffi.load("ntlanman")
-- ntlanman.NPCancelConnection2(lpName, fForce, dwFlags)
-- lpName : LPWSTR
-- fForce : BOOL
-- dwFlags : DWORD
-- 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('NTLANMAN.dll');
const NPCancelConnection2 = lib.func('__stdcall', 'NPCancelConnection2', 'uint32_t', ['str16', 'int32_t', 'uint32_t']);
// NPCancelConnection2(lpName, fForce, dwFlags)
// lpName : LPWSTR -> 'str16'
// fForce : BOOL -> 'int32_t'
// dwFlags : DWORD -> 'uint32_t'
// 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("NTLANMAN.dll", {
NPCancelConnection2: { parameters: ["buffer", "i32", "u32"], result: "u32" },
});
// lib.symbols.NPCancelConnection2(lpName, fForce, dwFlags)
// lpName : LPWSTR -> "buffer"
// fForce : BOOL -> "i32"
// dwFlags : DWORD -> "u32"
// 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
uint32_t NPCancelConnection2(
const uint16_t* lpName,
int32_t fForce,
uint32_t dwFlags);
C, "NTLANMAN.dll");
// $ffi->NPCancelConnection2(lpName, fForce, dwFlags);
// lpName : LPWSTR
// fForce : BOOL
// dwFlags : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Ntlanman extends StdCallLibrary {
Ntlanman INSTANCE = Native.load("ntlanman", Ntlanman.class);
int NPCancelConnection2(
WString lpName, // LPWSTR
boolean fForce, // BOOL
int dwFlags // DWORD
);
}@[Link("ntlanman")]
lib LibNTLANMAN
fun NPCancelConnection2 = NPCancelConnection2(
lpName : UInt16*, # LPWSTR
fForce : Int32, # BOOL
dwFlags : UInt32 # DWORD
) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef NPCancelConnection2Native = Uint32 Function(Pointer<Utf16>, Int32, Uint32);
typedef NPCancelConnection2Dart = int Function(Pointer<Utf16>, int, int);
final NPCancelConnection2 = DynamicLibrary.open('NTLANMAN.dll')
.lookupFunction<NPCancelConnection2Native, NPCancelConnection2Dart>('NPCancelConnection2');
// lpName : LPWSTR -> Pointer<Utf16>
// fForce : BOOL -> Int32
// dwFlags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function NPCancelConnection2(
lpName: PWideChar; // LPWSTR
fForce: BOOL; // BOOL
dwFlags: DWORD // DWORD
): DWORD; stdcall;
external 'NTLANMAN.dll' name 'NPCancelConnection2';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "NPCancelConnection2"
c_NPCancelConnection2 :: CWString -> CInt -> Word32 -> IO Word32
-- lpName : LPWSTR -> CWString
-- fForce : BOOL -> CInt
-- dwFlags : DWORD -> Word32
-- 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 npcancelconnection2 =
foreign "NPCancelConnection2"
((ptr uint16_t) @-> int32_t @-> uint32_t @-> returning uint32_t)
(* lpName : LPWSTR -> (ptr uint16_t) *)
(* fForce : BOOL -> int32_t *)
(* dwFlags : DWORD -> uint32_t *)
(* 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 ntlanman (t "NTLANMAN.dll"))
(cffi:use-foreign-library ntlanman)
(cffi:defcfun ("NPCancelConnection2" npcancel-connection2 :convention :stdcall) :uint32
(lp-name (:string :encoding :utf-16le)) ; LPWSTR
(f-force :int32) ; BOOL
(dw-flags :uint32)) ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $NPCancelConnection2 = Win32::API::More->new('NTLANMAN',
'DWORD NPCancelConnection2(LPCWSTR lpName, BOOL fForce, DWORD dwFlags)');
# my $ret = $NPCancelConnection2->Call($lpName, $fForce, $dwFlags);
# lpName : LPWSTR -> LPCWSTR
# fForce : BOOL -> BOOL
# dwFlags : DWORD -> DWORD
# 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
類似 API
- f NPCancelConnection — ネットワークプロバイダー経由の接続を切断する。