NetUseEnum

// NETAPI32.dll
#include <windows.h>

DWORD NetUseEnum(
    LPWSTR UncServerName,   // optional
    DWORD LevelFlags,
    BYTE** BufPtr,   // optional
    DWORD PreferedMaximumSize,
    DWORD* EntriesRead,   // optional
    DWORD* TotalEntries,
    DWORD* ResumeHandle   // optional
);

<DllImport("NETAPI32.dll", ExactSpelling:=True)>
Public Shared Function NetUseEnum(
    <MarshalAs(UnmanagedType.LPWStr)> UncServerName As String,   ' LPWSTR optional
    LevelFlags As UInteger,   ' DWORD
    BufPtr As IntPtr,   ' BYTE** optional, out
    PreferedMaximumSize As UInteger,   ' DWORD
    EntriesRead As IntPtr,   ' DWORD* optional, out
    <Out> ByRef TotalEntries As UInteger,   ' DWORD* out
    ResumeHandle As IntPtr   ' DWORD* optional, in/out
) As UInteger
End Function

' UncServerName : LPWSTR optional
' LevelFlags : DWORD
' BufPtr : BYTE** optional, out
' PreferedMaximumSize : DWORD
' EntriesRead : DWORD* optional, out
' TotalEntries : DWORD* out
' ResumeHandle : DWORD* optional, in/out
Declare PtrSafe Function NetUseEnum Lib "netapi32" ( _
    ByVal UncServerName As LongPtr, _
    ByVal LevelFlags As Long, _
    ByVal BufPtr As LongPtr, _
    ByVal PreferedMaximumSize As Long, _
    ByVal EntriesRead As LongPtr, _
    ByRef TotalEntries As Long, _
    ByVal ResumeHandle 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

NetUseEnum = ctypes.windll.netapi32.NetUseEnum
NetUseEnum.restype = wintypes.DWORD
NetUseEnum.argtypes = [
    wintypes.LPCWSTR,  # UncServerName : LPWSTR optional
    wintypes.DWORD,  # LevelFlags : DWORD
    ctypes.c_void_p,  # BufPtr : BYTE** optional, out
    wintypes.DWORD,  # PreferedMaximumSize : DWORD
    ctypes.POINTER(wintypes.DWORD),  # EntriesRead : DWORD* optional, out
    ctypes.POINTER(wintypes.DWORD),  # TotalEntries : DWORD* out
    ctypes.POINTER(wintypes.DWORD),  # ResumeHandle : DWORD* optional, in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
NetUseEnum = Fiddle::Function.new(
  lib['NetUseEnum'],
  [
    Fiddle::TYPE_VOIDP,  # UncServerName : LPWSTR optional
    -Fiddle::TYPE_INT,  # LevelFlags : DWORD
    Fiddle::TYPE_VOIDP,  # BufPtr : BYTE** optional, out
    -Fiddle::TYPE_INT,  # PreferedMaximumSize : DWORD
    Fiddle::TYPE_VOIDP,  # EntriesRead : DWORD* optional, out
    Fiddle::TYPE_VOIDP,  # TotalEntries : DWORD* out
    Fiddle::TYPE_VOIDP,  # ResumeHandle : DWORD* optional, in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "netapi32")]
extern "system" {
    fn NetUseEnum(
        UncServerName: *mut u16,  // LPWSTR optional
        LevelFlags: u32,  // DWORD
        BufPtr: *mut *mut u8,  // BYTE** optional, out
        PreferedMaximumSize: u32,  // DWORD
        EntriesRead: *mut u32,  // DWORD* optional, out
        TotalEntries: *mut u32,  // DWORD* out
        ResumeHandle: *mut u32  // DWORD* optional, in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll")]
public static extern uint NetUseEnum([MarshalAs(UnmanagedType.LPWStr)] string UncServerName, uint LevelFlags, IntPtr BufPtr, uint PreferedMaximumSize, IntPtr EntriesRead, out uint TotalEntries, IntPtr ResumeHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_NetUseEnum' -Namespace Win32 -PassThru
# $api::NetUseEnum(UncServerName, LevelFlags, BufPtr, PreferedMaximumSize, EntriesRead, TotalEntries, ResumeHandle)

#uselib "NETAPI32.dll"
#func global NetUseEnum "NetUseEnum" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; NetUseEnum UncServerName, LevelFlags, varptr(BufPtr), PreferedMaximumSize, varptr(EntriesRead), varptr(TotalEntries), varptr(ResumeHandle)   ; 戻り値は stat
; UncServerName : LPWSTR optional -> "sptr"
; LevelFlags : DWORD -> "sptr"
; BufPtr : BYTE** optional, out -> "sptr"
; PreferedMaximumSize : DWORD -> "sptr"
; EntriesRead : DWORD* optional, out -> "sptr"
; TotalEntries : DWORD* out -> "sptr"
; ResumeHandle : DWORD* 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。

#uselib "NETAPI32.dll"
#cfunc global NetUseEnum "NetUseEnum" wstr, int, var, int, var, var, var
; res = NetUseEnum(UncServerName, LevelFlags, BufPtr, PreferedMaximumSize, EntriesRead, TotalEntries, ResumeHandle)
; UncServerName : LPWSTR optional -> "wstr"
; LevelFlags : DWORD -> "int"
; BufPtr : BYTE** optional, out -> "var"
; PreferedMaximumSize : DWORD -> "int"
; EntriesRead : DWORD* optional, out -> "var"
; TotalEntries : DWORD* out -> "var"
; ResumeHandle : DWORD* 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。

; DWORD NetUseEnum(LPWSTR UncServerName, DWORD LevelFlags, BYTE** BufPtr, DWORD PreferedMaximumSize, DWORD* EntriesRead, DWORD* TotalEntries, DWORD* ResumeHandle)
#uselib "NETAPI32.dll"
#cfunc global NetUseEnum "NetUseEnum" wstr, int, var, int, var, var, var
; res = NetUseEnum(UncServerName, LevelFlags, BufPtr, PreferedMaximumSize, EntriesRead, TotalEntries, ResumeHandle)
; UncServerName : LPWSTR optional -> "wstr"
; LevelFlags : DWORD -> "int"
; BufPtr : BYTE** optional, out -> "var"
; PreferedMaximumSize : DWORD -> "int"
; EntriesRead : DWORD* optional, out -> "var"
; TotalEntries : DWORD* out -> "var"
; ResumeHandle : DWORD* 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。

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

var (
	netapi32 = windows.NewLazySystemDLL("NETAPI32.dll")
	procNetUseEnum = netapi32.NewProc("NetUseEnum")
)

// UncServerName (LPWSTR optional), LevelFlags (DWORD), BufPtr (BYTE** optional, out), PreferedMaximumSize (DWORD), EntriesRead (DWORD* optional, out), TotalEntries (DWORD* out), ResumeHandle (DWORD* optional, in/out)
r1, _, err := procNetUseEnum.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(UncServerName))),
	uintptr(LevelFlags),
	uintptr(BufPtr),
	uintptr(PreferedMaximumSize),
	uintptr(EntriesRead),
	uintptr(TotalEntries),
	uintptr(ResumeHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function NetUseEnum(
  UncServerName: PWideChar;   // LPWSTR optional
  LevelFlags: DWORD;   // DWORD
  BufPtr: Pointer;   // BYTE** optional, out
  PreferedMaximumSize: DWORD;   // DWORD
  EntriesRead: Pointer;   // DWORD* optional, out
  TotalEntries: Pointer;   // DWORD* out
  ResumeHandle: Pointer   // DWORD* optional, in/out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'NetUseEnum';

result := DllCall("NETAPI32\NetUseEnum"
    , "WStr", UncServerName   ; LPWSTR optional
    , "UInt", LevelFlags   ; DWORD
    , "Ptr", BufPtr   ; BYTE** optional, out
    , "UInt", PreferedMaximumSize   ; DWORD
    , "Ptr", EntriesRead   ; DWORD* optional, out
    , "Ptr", TotalEntries   ; DWORD* out
    , "Ptr", ResumeHandle   ; DWORD* optional, in/out
    , "UInt")   ; return: DWORD

●NetUseEnum(UncServerName, LevelFlags, BufPtr, PreferedMaximumSize, EntriesRead, TotalEntries, ResumeHandle) = DLL("NETAPI32.dll", "dword NetUseEnum(char*, dword, void*, dword, void*, void*, void*)")
# 呼び出し: NetUseEnum(UncServerName, LevelFlags, BufPtr, PreferedMaximumSize, EntriesRead, TotalEntries, ResumeHandle)
# UncServerName : LPWSTR optional -> "char*"
# LevelFlags : DWORD -> "dword"
# BufPtr : BYTE** optional, out -> "void*"
# PreferedMaximumSize : DWORD -> "dword"
# EntriesRead : DWORD* optional, out -> "void*"
# TotalEntries : DWORD* out -> "void*"
# ResumeHandle : DWORD* 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)。