WNetOpenEnumW

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

WIN32_ERROR WNetOpenEnumW(
    NET_RESOURCE_SCOPE dwScope,
    NET_RESOURCE_TYPE dwType,
    WNET_OPEN_ENUM_USAGE dwUsage,
    NETRESOURCEW* lpNetResource,   // optional
    HANDLE* lphEnum
);

<DllImport("MPR.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function WNetOpenEnumW(
    dwScope As UInteger,   ' NET_RESOURCE_SCOPE
    dwType As UInteger,   ' NET_RESOURCE_TYPE
    dwUsage As UInteger,   ' WNET_OPEN_ENUM_USAGE
    lpNetResource As IntPtr,   ' NETRESOURCEW* optional
    lphEnum As IntPtr   ' HANDLE* out
) As UInteger
End Function

' dwScope : NET_RESOURCE_SCOPE
' dwType : NET_RESOURCE_TYPE
' dwUsage : WNET_OPEN_ENUM_USAGE
' lpNetResource : NETRESOURCEW* optional
' lphEnum : HANDLE* out
Declare PtrSafe Function WNetOpenEnumW Lib "mpr" ( _
    ByVal dwScope As Long, _
    ByVal dwType As Long, _
    ByVal dwUsage As Long, _
    ByVal lpNetResource As LongPtr, _
    ByVal lphEnum 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

WNetOpenEnumW = ctypes.windll.mpr.WNetOpenEnumW
WNetOpenEnumW.restype = wintypes.DWORD
WNetOpenEnumW.argtypes = [
    wintypes.DWORD,  # dwScope : NET_RESOURCE_SCOPE
    wintypes.DWORD,  # dwType : NET_RESOURCE_TYPE
    wintypes.DWORD,  # dwUsage : WNET_OPEN_ENUM_USAGE
    ctypes.c_void_p,  # lpNetResource : NETRESOURCEW* optional
    ctypes.c_void_p,  # lphEnum : HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MPR.dll')
WNetOpenEnumW = Fiddle::Function.new(
  lib['WNetOpenEnumW'],
  [
    -Fiddle::TYPE_INT,  # dwScope : NET_RESOURCE_SCOPE
    -Fiddle::TYPE_INT,  # dwType : NET_RESOURCE_TYPE
    -Fiddle::TYPE_INT,  # dwUsage : WNET_OPEN_ENUM_USAGE
    Fiddle::TYPE_VOIDP,  # lpNetResource : NETRESOURCEW* optional
    Fiddle::TYPE_VOIDP,  # lphEnum : HANDLE* out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "mpr")]
extern "system" {
    fn WNetOpenEnumW(
        dwScope: u32,  // NET_RESOURCE_SCOPE
        dwType: u32,  // NET_RESOURCE_TYPE
        dwUsage: u32,  // WNET_OPEN_ENUM_USAGE
        lpNetResource: *mut NETRESOURCEW,  // NETRESOURCEW* optional
        lphEnum: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MPR.dll", CharSet = CharSet.Unicode)]
public static extern uint WNetOpenEnumW(uint dwScope, uint dwType, uint dwUsage, IntPtr lpNetResource, IntPtr lphEnum);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPR_WNetOpenEnumW' -Namespace Win32 -PassThru
# $api::WNetOpenEnumW(dwScope, dwType, dwUsage, lpNetResource, lphEnum)

#uselib "MPR.dll"
#func global WNetOpenEnumW "WNetOpenEnumW" wptr, wptr, wptr, wptr, wptr
; WNetOpenEnumW dwScope, dwType, dwUsage, varptr(lpNetResource), lphEnum   ; 戻り値は stat
; dwScope : NET_RESOURCE_SCOPE -> "wptr"
; dwType : NET_RESOURCE_TYPE -> "wptr"
; dwUsage : WNET_OPEN_ENUM_USAGE -> "wptr"
; lpNetResource : NETRESOURCEW* optional -> "wptr"
; lphEnum : HANDLE* 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。

#uselib "MPR.dll"
#cfunc global WNetOpenEnumW "WNetOpenEnumW" int, int, int, var, sptr
; res = WNetOpenEnumW(dwScope, dwType, dwUsage, lpNetResource, lphEnum)
; dwScope : NET_RESOURCE_SCOPE -> "int"
; dwType : NET_RESOURCE_TYPE -> "int"
; dwUsage : WNET_OPEN_ENUM_USAGE -> "int"
; lpNetResource : NETRESOURCEW* optional -> "var"
; lphEnum : HANDLE* out -> "sptr"
; ※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 WNetOpenEnumW(NET_RESOURCE_SCOPE dwScope, NET_RESOURCE_TYPE dwType, WNET_OPEN_ENUM_USAGE dwUsage, NETRESOURCEW* lpNetResource, HANDLE* lphEnum)
#uselib "MPR.dll"
#cfunc global WNetOpenEnumW "WNetOpenEnumW" int, int, int, var, intptr
; res = WNetOpenEnumW(dwScope, dwType, dwUsage, lpNetResource, lphEnum)
; dwScope : NET_RESOURCE_SCOPE -> "int"
; dwType : NET_RESOURCE_TYPE -> "int"
; dwUsage : WNET_OPEN_ENUM_USAGE -> "int"
; lpNetResource : NETRESOURCEW* optional -> "var"
; lphEnum : HANDLE* out -> "intptr"
; ※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 (
	mpr = windows.NewLazySystemDLL("MPR.dll")
	procWNetOpenEnumW = mpr.NewProc("WNetOpenEnumW")
)

// dwScope (NET_RESOURCE_SCOPE), dwType (NET_RESOURCE_TYPE), dwUsage (WNET_OPEN_ENUM_USAGE), lpNetResource (NETRESOURCEW* optional), lphEnum (HANDLE* out)
r1, _, err := procWNetOpenEnumW.Call(
	uintptr(dwScope),
	uintptr(dwType),
	uintptr(dwUsage),
	uintptr(lpNetResource),
	uintptr(lphEnum),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR

function WNetOpenEnumW(
  dwScope: DWORD;   // NET_RESOURCE_SCOPE
  dwType: DWORD;   // NET_RESOURCE_TYPE
  dwUsage: DWORD;   // WNET_OPEN_ENUM_USAGE
  lpNetResource: Pointer;   // NETRESOURCEW* optional
  lphEnum: Pointer   // HANDLE* out
): DWORD; stdcall;
  external 'MPR.dll' name 'WNetOpenEnumW';

result := DllCall("MPR\WNetOpenEnumW"
    , "UInt", dwScope   ; NET_RESOURCE_SCOPE
    , "UInt", dwType   ; NET_RESOURCE_TYPE
    , "UInt", dwUsage   ; WNET_OPEN_ENUM_USAGE
    , "Ptr", lpNetResource   ; NETRESOURCEW* optional
    , "Ptr", lphEnum   ; HANDLE* out
    , "UInt")   ; return: WIN32_ERROR

●WNetOpenEnumW(dwScope, dwType, dwUsage, lpNetResource, lphEnum) = DLL("MPR.dll", "dword WNetOpenEnumW(dword, dword, dword, void*, void*)")
# 呼び出し: WNetOpenEnumW(dwScope, dwType, dwUsage, lpNetResource, lphEnum)
# dwScope : NET_RESOURCE_SCOPE -> "dword"
# dwType : NET_RESOURCE_TYPE -> "dword"
# dwUsage : WNET_OPEN_ENUM_USAGE -> "dword"
# lpNetResource : NETRESOURCEW* optional -> "void*"
# lphEnum : HANDLE* 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。