DsGetDcSiteCoverageA

// NETAPI32.dll  (ANSI / -A)
#include <windows.h>

DWORD DsGetDcSiteCoverageA(
    LPCSTR ServerName,   // optional
    DWORD* EntryCount,
    LPSTR** SiteNames
);

<DllImport("NETAPI32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function DsGetDcSiteCoverageA(
    <MarshalAs(UnmanagedType.LPStr)> ServerName As String,   ' LPCSTR optional
    <Out> ByRef EntryCount As UInteger,   ' DWORD* out
    SiteNames As IntPtr   ' LPSTR** out
) As UInteger
End Function

' ServerName : LPCSTR optional
' EntryCount : DWORD* out
' SiteNames : LPSTR** out
Declare PtrSafe Function DsGetDcSiteCoverageA Lib "netapi32" ( _
    ByVal ServerName As String, _
    ByRef EntryCount As Long, _
    ByVal SiteNames 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

DsGetDcSiteCoverageA = ctypes.windll.netapi32.DsGetDcSiteCoverageA
DsGetDcSiteCoverageA.restype = wintypes.DWORD
DsGetDcSiteCoverageA.argtypes = [
    wintypes.LPCSTR,  # ServerName : LPCSTR optional
    ctypes.POINTER(wintypes.DWORD),  # EntryCount : DWORD* out
    ctypes.c_void_p,  # SiteNames : LPSTR** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
DsGetDcSiteCoverageA = Fiddle::Function.new(
  lib['DsGetDcSiteCoverageA'],
  [
    Fiddle::TYPE_VOIDP,  # ServerName : LPCSTR optional
    Fiddle::TYPE_VOIDP,  # EntryCount : DWORD* out
    Fiddle::TYPE_VOIDP,  # SiteNames : LPSTR** out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "netapi32")]
extern "system" {
    fn DsGetDcSiteCoverageA(
        ServerName: *const u8,  // LPCSTR optional
        EntryCount: *mut u32,  // DWORD* out
        SiteNames: *mut *mut *mut u8  // LPSTR** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll", CharSet = CharSet.Ansi)]
public static extern uint DsGetDcSiteCoverageA([MarshalAs(UnmanagedType.LPStr)] string ServerName, out uint EntryCount, IntPtr SiteNames);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_DsGetDcSiteCoverageA' -Namespace Win32 -PassThru
# $api::DsGetDcSiteCoverageA(ServerName, EntryCount, SiteNames)

#uselib "NETAPI32.dll"
#func global DsGetDcSiteCoverageA "DsGetDcSiteCoverageA" sptr, sptr, sptr
; DsGetDcSiteCoverageA ServerName, varptr(EntryCount), varptr(SiteNames)   ; 戻り値は stat
; ServerName : LPCSTR optional -> "sptr"
; EntryCount : DWORD* out -> "sptr"
; SiteNames : LPSTR** 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。

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

var (
	netapi32 = windows.NewLazySystemDLL("NETAPI32.dll")
	procDsGetDcSiteCoverageA = netapi32.NewProc("DsGetDcSiteCoverageA")
)

// ServerName (LPCSTR optional), EntryCount (DWORD* out), SiteNames (LPSTR** out)
r1, _, err := procDsGetDcSiteCoverageA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(ServerName))),
	uintptr(EntryCount),
	uintptr(SiteNames),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DsGetDcSiteCoverageA(
  ServerName: PAnsiChar;   // LPCSTR optional
  EntryCount: Pointer;   // DWORD* out
  SiteNames: PPAnsiChar   // LPSTR** out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DsGetDcSiteCoverageA';

result := DllCall("NETAPI32\DsGetDcSiteCoverageA"
    , "AStr", ServerName   ; LPCSTR optional
    , "Ptr", EntryCount   ; DWORD* out
    , "Ptr", SiteNames   ; LPSTR** out
    , "UInt")   ; return: DWORD

●DsGetDcSiteCoverageA(ServerName, EntryCount, SiteNames) = DLL("NETAPI32.dll", "dword DsGetDcSiteCoverageA(char*, void*, void*)")
# 呼び出し: DsGetDcSiteCoverageA(ServerName, EntryCount, SiteNames)
# ServerName : LPCSTR optional -> "char*"
# EntryCount : DWORD* out -> "void*"
# SiteNames : LPSTR** 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)。

const std = @import("std");

extern "netapi32" fn DsGetDcSiteCoverageA(
    ServerName: [*c]const u8, // LPCSTR optional
    EntryCount: [*c]u32, // DWORD* out
    SiteNames: [*c][*c][*c]u8 // LPSTR** out
) callconv(std.os.windows.WINAPI) u32;

proc DsGetDcSiteCoverageA(
    ServerName: cstring,  # LPCSTR optional
    EntryCount: ptr uint32,  # DWORD* out
    SiteNames: ptr cstring  # LPSTR** out
): uint32 {.importc: "DsGetDcSiteCoverageA", stdcall, dynlib: "NETAPI32.dll".}

pragma(lib, "netapi32");
extern(Windows)
uint DsGetDcSiteCoverageA(
    const(char)* ServerName,   // LPCSTR optional
    uint* EntryCount,   // DWORD* out
    char*** SiteNames   // LPSTR** out
);

ccall((:DsGetDcSiteCoverageA, "NETAPI32.dll"), stdcall, UInt32,
      (Cstring, Ptr{UInt32}, Ptr{Ptr{UInt8}}),
      ServerName, EntryCount, SiteNames)
# ServerName : LPCSTR optional -> Cstring
# EntryCount : DWORD* out -> Ptr{UInt32}
# SiteNames : LPSTR** out -> Ptr{Ptr{UInt8}}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t DsGetDcSiteCoverageA(
    const char* ServerName,
    uint32_t* EntryCount,
    char*** SiteNames);
]]
local netapi32 = ffi.load("netapi32")
-- netapi32.DsGetDcSiteCoverageA(ServerName, EntryCount, SiteNames)
-- ServerName : LPCSTR optional
-- EntryCount : DWORD* out
-- SiteNames : LPSTR** out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('NETAPI32.dll');
const DsGetDcSiteCoverageA = lib.func('__stdcall', 'DsGetDcSiteCoverageA', 'uint32_t', ['str', 'uint32_t *', 'void *']);
// DsGetDcSiteCoverageA(ServerName, EntryCount, SiteNames)
// ServerName : LPCSTR optional -> 'str'
// EntryCount : DWORD* out -> 'uint32_t *'
// SiteNames : LPSTR** out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("NETAPI32.dll", {
  DsGetDcSiteCoverageA: { parameters: ["buffer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.DsGetDcSiteCoverageA(ServerName, EntryCount, SiteNames)
// ServerName : LPCSTR optional -> "buffer"
// EntryCount : DWORD* out -> "pointer"
// SiteNames : LPSTR** out -> "pointer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t DsGetDcSiteCoverageA(
    const char* ServerName,
    uint32_t* EntryCount,
    char*** SiteNames);
C, "NETAPI32.dll");
// $ffi->DsGetDcSiteCoverageA(ServerName, EntryCount, SiteNames);
// ServerName : LPCSTR optional
// EntryCount : DWORD* out
// SiteNames : LPSTR** out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Netapi32 extends StdCallLibrary {
    Netapi32 INSTANCE = Native.load("netapi32", Netapi32.class, W32APIOptions.ASCII_OPTIONS);
    int DsGetDcSiteCoverageA(
        String ServerName,   // LPCSTR optional
        IntByReference EntryCount,   // DWORD* out
        PointerByReference SiteNames   // LPSTR** out
    );
}

@[Link("netapi32")]
lib LibNETAPI32
  fun DsGetDcSiteCoverageA = DsGetDcSiteCoverageA(
    ServerName : UInt8*,   # LPCSTR optional
    EntryCount : UInt32*,   # DWORD* out
    SiteNames : UInt8***   # LPSTR** out
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef DsGetDcSiteCoverageANative = Uint32 Function(Pointer<Utf8>, Pointer<Uint32>, Pointer<Pointer<Utf8>>);
typedef DsGetDcSiteCoverageADart = int Function(Pointer<Utf8>, Pointer<Uint32>, Pointer<Pointer<Utf8>>);
final DsGetDcSiteCoverageA = DynamicLibrary.open('NETAPI32.dll')
    .lookupFunction<DsGetDcSiteCoverageANative, DsGetDcSiteCoverageADart>('DsGetDcSiteCoverageA');
// ServerName : LPCSTR optional -> Pointer<Utf8>
// EntryCount : DWORD* out -> Pointer<Uint32>
// SiteNames : LPSTR** out -> Pointer<Pointer<Utf8>>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DsGetDcSiteCoverageA(
  ServerName: PAnsiChar;   // LPCSTR optional
  EntryCount: Pointer;   // DWORD* out
  SiteNames: PPAnsiChar   // LPSTR** out
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'DsGetDcSiteCoverageA';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "DsGetDcSiteCoverageA"
  c_DsGetDcSiteCoverageA :: CString -> Ptr Word32 -> Ptr CString -> IO Word32
-- ServerName : LPCSTR optional -> CString
-- EntryCount : DWORD* out -> Ptr Word32
-- SiteNames : LPSTR** out -> Ptr CString
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let dsgetdcsitecoveragea =
  foreign "DsGetDcSiteCoverageA"
    (string @-> (ptr uint32_t) @-> (ptr string) @-> returning uint32_t)
(* ServerName : LPCSTR optional -> string *)
(* EntryCount : DWORD* out -> (ptr uint32_t) *)
(* SiteNames : LPSTR** out -> (ptr string) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library netapi32 (t "NETAPI32.dll"))
(cffi:use-foreign-library netapi32)

(cffi:defcfun ("DsGetDcSiteCoverageA" ds-get-dc-site-coverage-a :convention :stdcall) :uint32
  (server-name :string)   ; LPCSTR optional
  (entry-count :pointer)   ; DWORD* out
  (site-names :pointer))   ; LPSTR** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DsGetDcSiteCoverageA = Win32::API::More->new('NETAPI32',
    'DWORD DsGetDcSiteCoverageA(LPCSTR ServerName, LPVOID EntryCount, LPVOID SiteNames)');
# my $ret = $DsGetDcSiteCoverageA->Call($ServerName, $EntryCount, $SiteNames);
# ServerName : LPCSTR optional -> LPCSTR
# EntryCount : DWORD* out -> LPVOID
# SiteNames : LPSTR** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。