NPFormatNetworkName

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

DWORD NPFormatNetworkName(
    LPWSTR lpRemoteName,
    LPWSTR lpFormattedName,
    DWORD* lpnLength,
    NETWORK_NAME_FORMAT_FLAGS dwFlags,
    DWORD dwAveCharPerLine
);

<DllImport("davclnt.dll", ExactSpelling:=True)>
Public Shared Function NPFormatNetworkName(
    <MarshalAs(UnmanagedType.LPWStr)> lpRemoteName As String,   ' LPWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpFormattedName As System.Text.StringBuilder,   ' LPWSTR out
    ByRef lpnLength As UInteger,   ' DWORD* in/out
    dwFlags As UInteger,   ' NETWORK_NAME_FORMAT_FLAGS
    dwAveCharPerLine As UInteger   ' DWORD
) As UInteger
End Function

' lpRemoteName : LPWSTR
' lpFormattedName : LPWSTR out
' lpnLength : DWORD* in/out
' dwFlags : NETWORK_NAME_FORMAT_FLAGS
' dwAveCharPerLine : DWORD
Declare PtrSafe Function NPFormatNetworkName Lib "davclnt" ( _
    ByVal lpRemoteName As LongPtr, _
    ByVal lpFormattedName As LongPtr, _
    ByRef lpnLength As Long, _
    ByVal dwFlags As Long, _
    ByVal dwAveCharPerLine 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

NPFormatNetworkName = ctypes.windll.davclnt.NPFormatNetworkName
NPFormatNetworkName.restype = wintypes.DWORD
NPFormatNetworkName.argtypes = [
    wintypes.LPCWSTR,  # lpRemoteName : LPWSTR
    wintypes.LPWSTR,  # lpFormattedName : LPWSTR out
    ctypes.POINTER(wintypes.DWORD),  # lpnLength : DWORD* in/out
    wintypes.DWORD,  # dwFlags : NETWORK_NAME_FORMAT_FLAGS
    wintypes.DWORD,  # dwAveCharPerLine : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('davclnt.dll')
NPFormatNetworkName = Fiddle::Function.new(
  lib['NPFormatNetworkName'],
  [
    Fiddle::TYPE_VOIDP,  # lpRemoteName : LPWSTR
    Fiddle::TYPE_VOIDP,  # lpFormattedName : LPWSTR out
    Fiddle::TYPE_VOIDP,  # lpnLength : DWORD* in/out
    -Fiddle::TYPE_INT,  # dwFlags : NETWORK_NAME_FORMAT_FLAGS
    -Fiddle::TYPE_INT,  # dwAveCharPerLine : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "davclnt")]
extern "system" {
    fn NPFormatNetworkName(
        lpRemoteName: *mut u16,  // LPWSTR
        lpFormattedName: *mut u16,  // LPWSTR out
        lpnLength: *mut u32,  // DWORD* in/out
        dwFlags: u32,  // NETWORK_NAME_FORMAT_FLAGS
        dwAveCharPerLine: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("davclnt.dll")]
public static extern uint NPFormatNetworkName([MarshalAs(UnmanagedType.LPWStr)] string lpRemoteName, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder lpFormattedName, ref uint lpnLength, uint dwFlags, uint dwAveCharPerLine);
"@
$api = Add-Type -MemberDefinition $sig -Name 'davclnt_NPFormatNetworkName' -Namespace Win32 -PassThru
# $api::NPFormatNetworkName(lpRemoteName, lpFormattedName, lpnLength, dwFlags, dwAveCharPerLine)

#uselib "davclnt.dll"
#func global NPFormatNetworkName "NPFormatNetworkName" sptr, sptr, sptr, sptr, sptr
; NPFormatNetworkName lpRemoteName, varptr(lpFormattedName), varptr(lpnLength), dwFlags, dwAveCharPerLine   ; 戻り値は stat
; lpRemoteName : LPWSTR -> "sptr"
; lpFormattedName : LPWSTR out -> "sptr"
; lpnLength : DWORD* in/out -> "sptr"
; dwFlags : NETWORK_NAME_FORMAT_FLAGS -> "sptr"
; dwAveCharPerLine : 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 "davclnt.dll"
#cfunc global NPFormatNetworkName "NPFormatNetworkName" wstr, var, var, int, int
; res = NPFormatNetworkName(lpRemoteName, lpFormattedName, lpnLength, dwFlags, dwAveCharPerLine)
; lpRemoteName : LPWSTR -> "wstr"
; lpFormattedName : LPWSTR out -> "var"
; lpnLength : DWORD* in/out -> "var"
; dwFlags : NETWORK_NAME_FORMAT_FLAGS -> "int"
; dwAveCharPerLine : DWORD -> "int"
; ※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。

; DWORD NPFormatNetworkName(LPWSTR lpRemoteName, LPWSTR lpFormattedName, DWORD* lpnLength, NETWORK_NAME_FORMAT_FLAGS dwFlags, DWORD dwAveCharPerLine)
#uselib "davclnt.dll"
#cfunc global NPFormatNetworkName "NPFormatNetworkName" wstr, var, var, int, int
; res = NPFormatNetworkName(lpRemoteName, lpFormattedName, lpnLength, dwFlags, dwAveCharPerLine)
; lpRemoteName : LPWSTR -> "wstr"
; lpFormattedName : LPWSTR out -> "var"
; lpnLength : DWORD* in/out -> "var"
; dwFlags : NETWORK_NAME_FORMAT_FLAGS -> "int"
; dwAveCharPerLine : DWORD -> "int"
; ※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。

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

var (
	davclnt = windows.NewLazySystemDLL("davclnt.dll")
	procNPFormatNetworkName = davclnt.NewProc("NPFormatNetworkName")
)

// lpRemoteName (LPWSTR), lpFormattedName (LPWSTR out), lpnLength (DWORD* in/out), dwFlags (NETWORK_NAME_FORMAT_FLAGS), dwAveCharPerLine (DWORD)
r1, _, err := procNPFormatNetworkName.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpRemoteName))),
	uintptr(lpFormattedName),
	uintptr(lpnLength),
	uintptr(dwFlags),
	uintptr(dwAveCharPerLine),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function NPFormatNetworkName(
  lpRemoteName: PWideChar;   // LPWSTR
  lpFormattedName: PWideChar;   // LPWSTR out
  lpnLength: Pointer;   // DWORD* in/out
  dwFlags: DWORD;   // NETWORK_NAME_FORMAT_FLAGS
  dwAveCharPerLine: DWORD   // DWORD
): DWORD; stdcall;
  external 'davclnt.dll' name 'NPFormatNetworkName';

result := DllCall("davclnt\NPFormatNetworkName"
    , "WStr", lpRemoteName   ; LPWSTR
    , "Ptr", lpFormattedName   ; LPWSTR out
    , "Ptr", lpnLength   ; DWORD* in/out
    , "UInt", dwFlags   ; NETWORK_NAME_FORMAT_FLAGS
    , "UInt", dwAveCharPerLine   ; DWORD
    , "UInt")   ; return: DWORD

●NPFormatNetworkName(lpRemoteName, lpFormattedName, lpnLength, dwFlags, dwAveCharPerLine) = DLL("davclnt.dll", "dword NPFormatNetworkName(char*, char*, void*, dword, dword)")
# 呼び出し: NPFormatNetworkName(lpRemoteName, lpFormattedName, lpnLength, dwFlags, dwAveCharPerLine)
# lpRemoteName : LPWSTR -> "char*"
# lpFormattedName : LPWSTR out -> "char*"
# lpnLength : DWORD* in/out -> "void*"
# dwFlags : NETWORK_NAME_FORMAT_FLAGS -> "dword"
# dwAveCharPerLine : 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)。