ホーム › NetworkManagement.WNet › WNetUseConnectionW

WNetUseConnectionW

関数

ローカル名割り当てなしでネットワークリソースに接続する(Unicode版)。

DLLMPR.dll文字セットUnicode (-W)呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// MPR.dll  (Unicode / -W)
#include <windows.h>

WIN32_ERROR WNetUseConnectionW(
    HWND hwndOwner,   // optional
    NETRESOURCEW* lpNetResource,
    LPCWSTR lpPassword,   // optional
    LPCWSTR lpUserId,   // optional
    NET_CONNECT_FLAGS dwFlags,
    LPWSTR lpAccessName,   // optional
    DWORD* lpBufferSize,   // optional
    DWORD* lpResult   // optional
);

パラメーター

名前	型	方向
hwndOwner	HWND	inoptional
lpNetResource	NETRESOURCEW*	in
lpPassword	LPCWSTR	inoptional
lpUserId	LPCWSTR	inoptional
dwFlags	NET_CONNECT_FLAGS	in
lpAccessName	LPWSTR	outoptional
lpBufferSize	DWORD*	inoutoptional
lpResult	DWORD*	outoptional

戻り値の型: WIN32_ERROR

各言語での呼び出し定義

// MPR.dll  (Unicode / -W)
#include <windows.h>

WIN32_ERROR WNetUseConnectionW(
    HWND hwndOwner,   // optional
    NETRESOURCEW* lpNetResource,
    LPCWSTR lpPassword,   // optional
    LPCWSTR lpUserId,   // optional
    NET_CONNECT_FLAGS dwFlags,
    LPWSTR lpAccessName,   // optional
    DWORD* lpBufferSize,   // optional
    DWORD* lpResult   // optional
);

[DllImport("MPR.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern uint WNetUseConnectionW(
    IntPtr hwndOwner,   // HWND optional
    IntPtr lpNetResource,   // NETRESOURCEW*
    [MarshalAs(UnmanagedType.LPWStr)] string lpPassword,   // LPCWSTR optional
    [MarshalAs(UnmanagedType.LPWStr)] string lpUserId,   // LPCWSTR optional
    uint dwFlags,   // NET_CONNECT_FLAGS
    [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder lpAccessName,   // LPWSTR optional, out
    IntPtr lpBufferSize,   // DWORD* optional, in/out
    IntPtr lpResult   // DWORD* optional, out
);

<DllImport("MPR.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function WNetUseConnectionW(
    hwndOwner As IntPtr,   ' HWND optional
    lpNetResource As IntPtr,   ' NETRESOURCEW*
    <MarshalAs(UnmanagedType.LPWStr)> lpPassword As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> lpUserId As String,   ' LPCWSTR optional
    dwFlags As UInteger,   ' NET_CONNECT_FLAGS
    <MarshalAs(UnmanagedType.LPWStr)> lpAccessName As System.Text.StringBuilder,   ' LPWSTR optional, out
    lpBufferSize As IntPtr,   ' DWORD* optional, in/out
    lpResult As IntPtr   ' DWORD* optional, out
) As UInteger
End Function

' hwndOwner : HWND optional
' lpNetResource : NETRESOURCEW*
' lpPassword : LPCWSTR optional
' lpUserId : LPCWSTR optional
' dwFlags : NET_CONNECT_FLAGS
' lpAccessName : LPWSTR optional, out
' lpBufferSize : DWORD* optional, in/out
' lpResult : DWORD* optional, out
Declare PtrSafe Function WNetUseConnectionW Lib "mpr" ( _
    ByVal hwndOwner As LongPtr, _
    ByVal lpNetResource As LongPtr, _
    ByVal lpPassword As LongPtr, _
    ByVal lpUserId As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal lpAccessName As LongPtr, _
    ByVal lpBufferSize As LongPtr, _
    ByVal lpResult As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WNetUseConnectionW = ctypes.windll.mpr.WNetUseConnectionW
WNetUseConnectionW.restype = wintypes.DWORD
WNetUseConnectionW.argtypes = [
    wintypes.HANDLE,  # hwndOwner : HWND optional
    ctypes.c_void_p,  # lpNetResource : NETRESOURCEW*
    wintypes.LPCWSTR,  # lpPassword : LPCWSTR optional
    wintypes.LPCWSTR,  # lpUserId : LPCWSTR optional
    wintypes.DWORD,  # dwFlags : NET_CONNECT_FLAGS
    wintypes.LPWSTR,  # lpAccessName : LPWSTR optional, out
    ctypes.POINTER(wintypes.DWORD),  # lpBufferSize : DWORD* optional, in/out
    ctypes.POINTER(wintypes.DWORD),  # lpResult : DWORD* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MPR.dll')
WNetUseConnectionW = Fiddle::Function.new(
  lib['WNetUseConnectionW'],
  [
    Fiddle::TYPE_VOIDP,  # hwndOwner : HWND optional
    Fiddle::TYPE_VOIDP,  # lpNetResource : NETRESOURCEW*
    Fiddle::TYPE_VOIDP,  # lpPassword : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # lpUserId : LPCWSTR optional
    -Fiddle::TYPE_INT,  # dwFlags : NET_CONNECT_FLAGS
    Fiddle::TYPE_VOIDP,  # lpAccessName : LPWSTR optional, out
    Fiddle::TYPE_VOIDP,  # lpBufferSize : DWORD* optional, in/out
    Fiddle::TYPE_VOIDP,  # lpResult : DWORD* optional, out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "mpr")]
extern "system" {
    fn WNetUseConnectionW(
        hwndOwner: *mut core::ffi::c_void,  // HWND optional
        lpNetResource: *mut NETRESOURCEW,  // NETRESOURCEW*
        lpPassword: *const u16,  // LPCWSTR optional
        lpUserId: *const u16,  // LPCWSTR optional
        dwFlags: u32,  // NET_CONNECT_FLAGS
        lpAccessName: *mut u16,  // LPWSTR optional, out
        lpBufferSize: *mut u32,  // DWORD* optional, in/out
        lpResult: *mut u32  // DWORD* optional, out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MPR.dll", CharSet = CharSet.Unicode)]
public static extern uint WNetUseConnectionW(IntPtr hwndOwner, IntPtr lpNetResource, [MarshalAs(UnmanagedType.LPWStr)] string lpPassword, [MarshalAs(UnmanagedType.LPWStr)] string lpUserId, uint dwFlags, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder lpAccessName, IntPtr lpBufferSize, IntPtr lpResult);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPR_WNetUseConnectionW' -Namespace Win32 -PassThru
# $api::WNetUseConnectionW(hwndOwner, lpNetResource, lpPassword, lpUserId, dwFlags, lpAccessName, lpBufferSize, lpResult)

#uselib "MPR.dll"
#func global WNetUseConnectionW "WNetUseConnectionW" wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr
; WNetUseConnectionW hwndOwner, varptr(lpNetResource), lpPassword, lpUserId, dwFlags, varptr(lpAccessName), varptr(lpBufferSize), varptr(lpResult)   ; 戻り値は stat
; hwndOwner : HWND optional -> "wptr"
; lpNetResource : NETRESOURCEW* -> "wptr"
; lpPassword : LPCWSTR optional -> "wptr"
; lpUserId : LPCWSTR optional -> "wptr"
; dwFlags : NET_CONNECT_FLAGS -> "wptr"
; lpAccessName : LPWSTR optional, out -> "wptr"
; lpBufferSize : DWORD* optional, in/out -> "wptr"
; lpResult : DWORD* optional, out -> "wptr"
; ※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 "MPR.dll"
#cfunc global WNetUseConnectionW "WNetUseConnectionW" sptr, var, wstr, wstr, int, var, var, var
; res = WNetUseConnectionW(hwndOwner, lpNetResource, lpPassword, lpUserId, dwFlags, lpAccessName, lpBufferSize, lpResult)
; hwndOwner : HWND optional -> "sptr"
; lpNetResource : NETRESOURCEW* -> "var"
; lpPassword : LPCWSTR optional -> "wstr"
; lpUserId : LPCWSTR optional -> "wstr"
; dwFlags : NET_CONNECT_FLAGS -> "int"
; lpAccessName : LPWSTR optional, out -> "var"
; lpBufferSize : DWORD* optional, in/out -> "var"
; lpResult : DWORD* optional, 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 "MPR.dll"
#cfunc global WNetUseConnectionW "WNetUseConnectionW" sptr, sptr, wstr, wstr, int, sptr, sptr, sptr
; res = WNetUseConnectionW(hwndOwner, varptr(lpNetResource), lpPassword, lpUserId, dwFlags, varptr(lpAccessName), varptr(lpBufferSize), varptr(lpResult))
; hwndOwner : HWND optional -> "sptr"
; lpNetResource : NETRESOURCEW* -> "sptr"
; lpPassword : LPCWSTR optional -> "wstr"
; lpUserId : LPCWSTR optional -> "wstr"
; dwFlags : NET_CONNECT_FLAGS -> "int"
; lpAccessName : LPWSTR optional, out -> "sptr"
; lpBufferSize : DWORD* optional, in/out -> "sptr"
; lpResult : DWORD* optional, 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:

; WIN32_ERROR WNetUseConnectionW(HWND hwndOwner, NETRESOURCEW* lpNetResource, LPCWSTR lpPassword, LPCWSTR lpUserId, NET_CONNECT_FLAGS dwFlags, LPWSTR lpAccessName, DWORD* lpBufferSize, DWORD* lpResult)
#uselib "MPR.dll"
#cfunc global WNetUseConnectionW "WNetUseConnectionW" intptr, var, wstr, wstr, int, var, var, var
; res = WNetUseConnectionW(hwndOwner, lpNetResource, lpPassword, lpUserId, dwFlags, lpAccessName, lpBufferSize, lpResult)
; hwndOwner : HWND optional -> "intptr"
; lpNetResource : NETRESOURCEW* -> "var"
; lpPassword : LPCWSTR optional -> "wstr"
; lpUserId : LPCWSTR optional -> "wstr"
; dwFlags : NET_CONNECT_FLAGS -> "int"
; lpAccessName : LPWSTR optional, out -> "var"
; lpBufferSize : DWORD* optional, in/out -> "var"
; lpResult : DWORD* optional, 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。; WIN32_ERROR WNetUseConnectionW(HWND hwndOwner, NETRESOURCEW* lpNetResource, LPCWSTR lpPassword, LPCWSTR lpUserId, NET_CONNECT_FLAGS dwFlags, LPWSTR lpAccessName, DWORD* lpBufferSize, DWORD* lpResult)
#uselib "MPR.dll"
#cfunc global WNetUseConnectionW "WNetUseConnectionW" intptr, intptr, wstr, wstr, int, intptr, intptr, intptr
; res = WNetUseConnectionW(hwndOwner, varptr(lpNetResource), lpPassword, lpUserId, dwFlags, varptr(lpAccessName), varptr(lpBufferSize), varptr(lpResult))
; hwndOwner : HWND optional -> "intptr"
; lpNetResource : NETRESOURCEW* -> "intptr"
; lpPassword : LPCWSTR optional -> "wstr"
; lpUserId : LPCWSTR optional -> "wstr"
; dwFlags : NET_CONNECT_FLAGS -> "int"
; lpAccessName : LPWSTR optional, out -> "intptr"
; lpBufferSize : DWORD* optional, in/out -> "intptr"
; lpResult : DWORD* optional, 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 (
	mpr = windows.NewLazySystemDLL("MPR.dll")
	procWNetUseConnectionW = mpr.NewProc("WNetUseConnectionW")
)

// hwndOwner (HWND optional), lpNetResource (NETRESOURCEW*), lpPassword (LPCWSTR optional), lpUserId (LPCWSTR optional), dwFlags (NET_CONNECT_FLAGS), lpAccessName (LPWSTR optional, out), lpBufferSize (DWORD* optional, in/out), lpResult (DWORD* optional, out)
r1, _, err := procWNetUseConnectionW.Call(
	uintptr(hwndOwner),
	uintptr(lpNetResource),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpPassword))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpUserId))),
	uintptr(dwFlags),
	uintptr(lpAccessName),
	uintptr(lpBufferSize),
	uintptr(lpResult),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR

function WNetUseConnectionW(
  hwndOwner: THandle;   // HWND optional
  lpNetResource: Pointer;   // NETRESOURCEW*
  lpPassword: PWideChar;   // LPCWSTR optional
  lpUserId: PWideChar;   // LPCWSTR optional
  dwFlags: DWORD;   // NET_CONNECT_FLAGS
  lpAccessName: PWideChar;   // LPWSTR optional, out
  lpBufferSize: Pointer;   // DWORD* optional, in/out
  lpResult: Pointer   // DWORD* optional, out
): DWORD; stdcall;
  external 'MPR.dll' name 'WNetUseConnectionW';

result := DllCall("MPR\WNetUseConnectionW"
    , "Ptr", hwndOwner   ; HWND optional
    , "Ptr", lpNetResource   ; NETRESOURCEW*
    , "WStr", lpPassword   ; LPCWSTR optional
    , "WStr", lpUserId   ; LPCWSTR optional
    , "UInt", dwFlags   ; NET_CONNECT_FLAGS
    , "Ptr", lpAccessName   ; LPWSTR optional, out
    , "Ptr", lpBufferSize   ; DWORD* optional, in/out
    , "Ptr", lpResult   ; DWORD* optional, out
    , "UInt")   ; return: WIN32_ERROR

●WNetUseConnectionW(hwndOwner, lpNetResource, lpPassword, lpUserId, dwFlags, lpAccessName, lpBufferSize, lpResult) = DLL("MPR.dll", "dword WNetUseConnectionW(void*, void*, char*, char*, dword, char*, void*, void*)")
# 呼び出し: WNetUseConnectionW(hwndOwner, lpNetResource, lpPassword, lpUserId, dwFlags, lpAccessName, lpBufferSize, lpResult)
# hwndOwner : HWND optional -> "void*"
# lpNetResource : NETRESOURCEW* -> "void*"
# lpPassword : LPCWSTR optional -> "char*"
# lpUserId : LPCWSTR optional -> "char*"
# dwFlags : NET_CONNECT_FLAGS -> "dword"
# lpAccessName : LPWSTR optional, out -> "char*"
# lpBufferSize : DWORD* optional, in/out -> "void*"
# lpResult : DWORD* optional, 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。