ホーム › NetworkManagement.WNet › WNetUseConnection4A

WNetUseConnection4A

関数

認証バッファとオプションを用いてリソースに接続する(ANSI版)。

DLLMPR.dll文字セットANSI (-A)呼出規約winapi

シグネチャ

// MPR.dll  (ANSI / -A)
#include <windows.h>

WIN32_ERROR WNetUseConnection4A(
    HWND hwndOwner,   // optional
    NETRESOURCEA* lpNetResource,
    void* pAuthBuffer,   // optional
    DWORD cbAuthBuffer,
    DWORD dwFlags,
    BYTE* lpUseOptions,   // optional
    DWORD cbUseOptions,
    LPSTR lpAccessName,   // optional
    DWORD* lpBufferSize,   // optional
    DWORD* lpResult   // optional
);

パラメーター

名前	型	方向
hwndOwner	HWND	inoptional
lpNetResource	NETRESOURCEA*	in
pAuthBuffer	void*	inoptional
cbAuthBuffer	DWORD	in
dwFlags	DWORD	in
lpUseOptions	BYTE*	inoptional
cbUseOptions	DWORD	in
lpAccessName	LPSTR	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  (ANSI / -A)
#include <windows.h>

WIN32_ERROR WNetUseConnection4A(
    HWND hwndOwner,   // optional
    NETRESOURCEA* lpNetResource,
    void* pAuthBuffer,   // optional
    DWORD cbAuthBuffer,
    DWORD dwFlags,
    BYTE* lpUseOptions,   // optional
    DWORD cbUseOptions,
    LPSTR lpAccessName,   // optional
    DWORD* lpBufferSize,   // optional
    DWORD* lpResult   // optional
);

[DllImport("MPR.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern uint WNetUseConnection4A(
    IntPtr hwndOwner,   // HWND optional
    IntPtr lpNetResource,   // NETRESOURCEA*
    IntPtr pAuthBuffer,   // void* optional
    uint cbAuthBuffer,   // DWORD
    uint dwFlags,   // DWORD
    IntPtr lpUseOptions,   // BYTE* optional
    uint cbUseOptions,   // DWORD
    [MarshalAs(UnmanagedType.LPStr)] System.Text.StringBuilder lpAccessName,   // LPSTR optional, out
    IntPtr lpBufferSize,   // DWORD* optional, in/out
    IntPtr lpResult   // DWORD* optional, out
);

<DllImport("MPR.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function WNetUseConnection4A(
    hwndOwner As IntPtr,   ' HWND optional
    lpNetResource As IntPtr,   ' NETRESOURCEA*
    pAuthBuffer As IntPtr,   ' void* optional
    cbAuthBuffer As UInteger,   ' DWORD
    dwFlags As UInteger,   ' DWORD
    lpUseOptions As IntPtr,   ' BYTE* optional
    cbUseOptions As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPStr)> lpAccessName As System.Text.StringBuilder,   ' LPSTR optional, out
    lpBufferSize As IntPtr,   ' DWORD* optional, in/out
    lpResult As IntPtr   ' DWORD* optional, out
) As UInteger
End Function

' hwndOwner : HWND optional
' lpNetResource : NETRESOURCEA*
' pAuthBuffer : void* optional
' cbAuthBuffer : DWORD
' dwFlags : DWORD
' lpUseOptions : BYTE* optional
' cbUseOptions : DWORD
' lpAccessName : LPSTR optional, out
' lpBufferSize : DWORD* optional, in/out
' lpResult : DWORD* optional, out
Declare PtrSafe Function WNetUseConnection4A Lib "mpr" ( _
    ByVal hwndOwner As LongPtr, _
    ByVal lpNetResource As LongPtr, _
    ByVal pAuthBuffer As LongPtr, _
    ByVal cbAuthBuffer As Long, _
    ByVal dwFlags As Long, _
    ByVal lpUseOptions As LongPtr, _
    ByVal cbUseOptions As Long, _
    ByVal lpAccessName As String, _
    ByVal lpBufferSize As LongPtr, _
    ByVal lpResult 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

WNetUseConnection4A = ctypes.windll.mpr.WNetUseConnection4A
WNetUseConnection4A.restype = wintypes.DWORD
WNetUseConnection4A.argtypes = [
    wintypes.HANDLE,  # hwndOwner : HWND optional
    ctypes.c_void_p,  # lpNetResource : NETRESOURCEA*
    ctypes.POINTER(None),  # pAuthBuffer : void* optional
    wintypes.DWORD,  # cbAuthBuffer : DWORD
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # lpUseOptions : BYTE* optional
    wintypes.DWORD,  # cbUseOptions : DWORD
    wintypes.LPSTR,  # lpAccessName : LPSTR 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')
WNetUseConnection4A = Fiddle::Function.new(
  lib['WNetUseConnection4A'],
  [
    Fiddle::TYPE_VOIDP,  # hwndOwner : HWND optional
    Fiddle::TYPE_VOIDP,  # lpNetResource : NETRESOURCEA*
    Fiddle::TYPE_VOIDP,  # pAuthBuffer : void* optional
    -Fiddle::TYPE_INT,  # cbAuthBuffer : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # lpUseOptions : BYTE* optional
    -Fiddle::TYPE_INT,  # cbUseOptions : DWORD
    Fiddle::TYPE_VOIDP,  # lpAccessName : LPSTR optional, out
    Fiddle::TYPE_VOIDP,  # lpBufferSize : DWORD* optional, in/out
    Fiddle::TYPE_VOIDP,  # lpResult : DWORD* optional, out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "mpr")]
extern "system" {
    fn WNetUseConnection4A(
        hwndOwner: *mut core::ffi::c_void,  // HWND optional
        lpNetResource: *mut NETRESOURCEA,  // NETRESOURCEA*
        pAuthBuffer: *mut (),  // void* optional
        cbAuthBuffer: u32,  // DWORD
        dwFlags: u32,  // DWORD
        lpUseOptions: *mut u8,  // BYTE* optional
        cbUseOptions: u32,  // DWORD
        lpAccessName: *mut u8,  // LPSTR 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.Ansi)]
public static extern uint WNetUseConnection4A(IntPtr hwndOwner, IntPtr lpNetResource, IntPtr pAuthBuffer, uint cbAuthBuffer, uint dwFlags, IntPtr lpUseOptions, uint cbUseOptions, [MarshalAs(UnmanagedType.LPStr)] System.Text.StringBuilder lpAccessName, IntPtr lpBufferSize, IntPtr lpResult);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPR_WNetUseConnection4A' -Namespace Win32 -PassThru
# $api::WNetUseConnection4A(hwndOwner, lpNetResource, pAuthBuffer, cbAuthBuffer, dwFlags, lpUseOptions, cbUseOptions, lpAccessName, lpBufferSize, lpResult)

#uselib "MPR.dll"
#func global WNetUseConnection4A "WNetUseConnection4A" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; WNetUseConnection4A hwndOwner, varptr(lpNetResource), pAuthBuffer, cbAuthBuffer, dwFlags, varptr(lpUseOptions), cbUseOptions, varptr(lpAccessName), varptr(lpBufferSize), varptr(lpResult)   ; 戻り値は stat
; hwndOwner : HWND optional -> "sptr"
; lpNetResource : NETRESOURCEA* -> "sptr"
; pAuthBuffer : void* optional -> "sptr"
; cbAuthBuffer : DWORD -> "sptr"
; dwFlags : DWORD -> "sptr"
; lpUseOptions : BYTE* optional -> "sptr"
; cbUseOptions : DWORD -> "sptr"
; lpAccessName : LPSTR optional, out -> "sptr"
; lpBufferSize : DWORD* optional, in/out -> "sptr"
; lpResult : DWORD* optional, 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 "MPR.dll"
#cfunc global WNetUseConnection4A "WNetUseConnection4A" sptr, var, sptr, int, int, var, int, var, var, var
; res = WNetUseConnection4A(hwndOwner, lpNetResource, pAuthBuffer, cbAuthBuffer, dwFlags, lpUseOptions, cbUseOptions, lpAccessName, lpBufferSize, lpResult)
; hwndOwner : HWND optional -> "sptr"
; lpNetResource : NETRESOURCEA* -> "var"
; pAuthBuffer : void* optional -> "sptr"
; cbAuthBuffer : DWORD -> "int"
; dwFlags : DWORD -> "int"
; lpUseOptions : BYTE* optional -> "var"
; cbUseOptions : DWORD -> "int"
; lpAccessName : LPSTR 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 WNetUseConnection4A "WNetUseConnection4A" sptr, sptr, sptr, int, int, sptr, int, sptr, sptr, sptr
; res = WNetUseConnection4A(hwndOwner, varptr(lpNetResource), pAuthBuffer, cbAuthBuffer, dwFlags, varptr(lpUseOptions), cbUseOptions, varptr(lpAccessName), varptr(lpBufferSize), varptr(lpResult))
; hwndOwner : HWND optional -> "sptr"
; lpNetResource : NETRESOURCEA* -> "sptr"
; pAuthBuffer : void* optional -> "sptr"
; cbAuthBuffer : DWORD -> "int"
; dwFlags : DWORD -> "int"
; lpUseOptions : BYTE* optional -> "sptr"
; cbUseOptions : DWORD -> "int"
; lpAccessName : LPSTR 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 WNetUseConnection4A(HWND hwndOwner, NETRESOURCEA* lpNetResource, void* pAuthBuffer, DWORD cbAuthBuffer, DWORD dwFlags, BYTE* lpUseOptions, DWORD cbUseOptions, LPSTR lpAccessName, DWORD* lpBufferSize, DWORD* lpResult)
#uselib "MPR.dll"
#cfunc global WNetUseConnection4A "WNetUseConnection4A" intptr, var, intptr, int, int, var, int, var, var, var
; res = WNetUseConnection4A(hwndOwner, lpNetResource, pAuthBuffer, cbAuthBuffer, dwFlags, lpUseOptions, cbUseOptions, lpAccessName, lpBufferSize, lpResult)
; hwndOwner : HWND optional -> "intptr"
; lpNetResource : NETRESOURCEA* -> "var"
; pAuthBuffer : void* optional -> "intptr"
; cbAuthBuffer : DWORD -> "int"
; dwFlags : DWORD -> "int"
; lpUseOptions : BYTE* optional -> "var"
; cbUseOptions : DWORD -> "int"
; lpAccessName : LPSTR 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 WNetUseConnection4A(HWND hwndOwner, NETRESOURCEA* lpNetResource, void* pAuthBuffer, DWORD cbAuthBuffer, DWORD dwFlags, BYTE* lpUseOptions, DWORD cbUseOptions, LPSTR lpAccessName, DWORD* lpBufferSize, DWORD* lpResult)
#uselib "MPR.dll"
#cfunc global WNetUseConnection4A "WNetUseConnection4A" intptr, intptr, intptr, int, int, intptr, int, intptr, intptr, intptr
; res = WNetUseConnection4A(hwndOwner, varptr(lpNetResource), pAuthBuffer, cbAuthBuffer, dwFlags, varptr(lpUseOptions), cbUseOptions, varptr(lpAccessName), varptr(lpBufferSize), varptr(lpResult))
; hwndOwner : HWND optional -> "intptr"
; lpNetResource : NETRESOURCEA* -> "intptr"
; pAuthBuffer : void* optional -> "intptr"
; cbAuthBuffer : DWORD -> "int"
; dwFlags : DWORD -> "int"
; lpUseOptions : BYTE* optional -> "intptr"
; cbUseOptions : DWORD -> "int"
; lpAccessName : LPSTR 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")
	procWNetUseConnection4A = mpr.NewProc("WNetUseConnection4A")
)

// hwndOwner (HWND optional), lpNetResource (NETRESOURCEA*), pAuthBuffer (void* optional), cbAuthBuffer (DWORD), dwFlags (DWORD), lpUseOptions (BYTE* optional), cbUseOptions (DWORD), lpAccessName (LPSTR optional, out), lpBufferSize (DWORD* optional, in/out), lpResult (DWORD* optional, out)
r1, _, err := procWNetUseConnection4A.Call(
	uintptr(hwndOwner),
	uintptr(lpNetResource),
	uintptr(pAuthBuffer),
	uintptr(cbAuthBuffer),
	uintptr(dwFlags),
	uintptr(lpUseOptions),
	uintptr(cbUseOptions),
	uintptr(lpAccessName),
	uintptr(lpBufferSize),
	uintptr(lpResult),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR

function WNetUseConnection4A(
  hwndOwner: THandle;   // HWND optional
  lpNetResource: Pointer;   // NETRESOURCEA*
  pAuthBuffer: Pointer;   // void* optional
  cbAuthBuffer: DWORD;   // DWORD
  dwFlags: DWORD;   // DWORD
  lpUseOptions: Pointer;   // BYTE* optional
  cbUseOptions: DWORD;   // DWORD
  lpAccessName: PAnsiChar;   // LPSTR optional, out
  lpBufferSize: Pointer;   // DWORD* optional, in/out
  lpResult: Pointer   // DWORD* optional, out
): DWORD; stdcall;
  external 'MPR.dll' name 'WNetUseConnection4A';

result := DllCall("MPR\WNetUseConnection4A"
    , "Ptr", hwndOwner   ; HWND optional
    , "Ptr", lpNetResource   ; NETRESOURCEA*
    , "Ptr", pAuthBuffer   ; void* optional
    , "UInt", cbAuthBuffer   ; DWORD
    , "UInt", dwFlags   ; DWORD
    , "Ptr", lpUseOptions   ; BYTE* optional
    , "UInt", cbUseOptions   ; DWORD
    , "Ptr", lpAccessName   ; LPSTR optional, out
    , "Ptr", lpBufferSize   ; DWORD* optional, in/out
    , "Ptr", lpResult   ; DWORD* optional, out
    , "UInt")   ; return: WIN32_ERROR

●WNetUseConnection4A(hwndOwner, lpNetResource, pAuthBuffer, cbAuthBuffer, dwFlags, lpUseOptions, cbUseOptions, lpAccessName, lpBufferSize, lpResult) = DLL("MPR.dll", "dword WNetUseConnection4A(void*, void*, void*, dword, dword, void*, dword, char*, void*, void*)")
# 呼び出し: WNetUseConnection4A(hwndOwner, lpNetResource, pAuthBuffer, cbAuthBuffer, dwFlags, lpUseOptions, cbUseOptions, lpAccessName, lpBufferSize, lpResult)
# hwndOwner : HWND optional -> "void*"
# lpNetResource : NETRESOURCEA* -> "void*"
# pAuthBuffer : void* optional -> "void*"
# cbAuthBuffer : DWORD -> "dword"
# dwFlags : DWORD -> "dword"
# lpUseOptions : BYTE* optional -> "void*"
# cbUseOptions : DWORD -> "dword"
# lpAccessName : LPSTR 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)。