MprAdminGetPDCServer

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

DWORD MprAdminGetPDCServer(
    LPCWSTR lpszDomain,
    LPCWSTR lpszServer,
    LPWSTR lpszPDCServer
);

<DllImport("MPRAPI.dll", ExactSpelling:=True)>
Public Shared Function MprAdminGetPDCServer(
    <MarshalAs(UnmanagedType.LPWStr)> lpszDomain As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszServer As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpszPDCServer As System.Text.StringBuilder   ' LPWSTR out
) As UInteger
End Function

' lpszDomain : LPCWSTR
' lpszServer : LPCWSTR
' lpszPDCServer : LPWSTR out
Declare PtrSafe Function MprAdminGetPDCServer Lib "mprapi" ( _
    ByVal lpszDomain As LongPtr, _
    ByVal lpszServer As LongPtr, _
    ByVal lpszPDCServer 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

MprAdminGetPDCServer = ctypes.windll.mprapi.MprAdminGetPDCServer
MprAdminGetPDCServer.restype = wintypes.DWORD
MprAdminGetPDCServer.argtypes = [
    wintypes.LPCWSTR,  # lpszDomain : LPCWSTR
    wintypes.LPCWSTR,  # lpszServer : LPCWSTR
    wintypes.LPWSTR,  # lpszPDCServer : LPWSTR out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MPRAPI.dll')
MprAdminGetPDCServer = Fiddle::Function.new(
  lib['MprAdminGetPDCServer'],
  [
    Fiddle::TYPE_VOIDP,  # lpszDomain : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszServer : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpszPDCServer : LPWSTR out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "mprapi")]
extern "system" {
    fn MprAdminGetPDCServer(
        lpszDomain: *const u16,  // LPCWSTR
        lpszServer: *const u16,  // LPCWSTR
        lpszPDCServer: *mut u16  // LPWSTR out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MPRAPI.dll")]
public static extern uint MprAdminGetPDCServer([MarshalAs(UnmanagedType.LPWStr)] string lpszDomain, [MarshalAs(UnmanagedType.LPWStr)] string lpszServer, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder lpszPDCServer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPRAPI_MprAdminGetPDCServer' -Namespace Win32 -PassThru
# $api::MprAdminGetPDCServer(lpszDomain, lpszServer, lpszPDCServer)

#uselib "MPRAPI.dll"
#func global MprAdminGetPDCServer "MprAdminGetPDCServer" sptr, sptr, sptr
; MprAdminGetPDCServer lpszDomain, lpszServer, varptr(lpszPDCServer)   ; 戻り値は stat
; lpszDomain : LPCWSTR -> "sptr"
; lpszServer : LPCWSTR -> "sptr"
; lpszPDCServer : LPWSTR 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 "MPRAPI.dll"
#cfunc global MprAdminGetPDCServer "MprAdminGetPDCServer" wstr, wstr, var
; res = MprAdminGetPDCServer(lpszDomain, lpszServer, lpszPDCServer)
; lpszDomain : LPCWSTR -> "wstr"
; lpszServer : LPCWSTR -> "wstr"
; lpszPDCServer : LPWSTR 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 MprAdminGetPDCServer(LPCWSTR lpszDomain, LPCWSTR lpszServer, LPWSTR lpszPDCServer)
#uselib "MPRAPI.dll"
#cfunc global MprAdminGetPDCServer "MprAdminGetPDCServer" wstr, wstr, var
; res = MprAdminGetPDCServer(lpszDomain, lpszServer, lpszPDCServer)
; lpszDomain : LPCWSTR -> "wstr"
; lpszServer : LPCWSTR -> "wstr"
; lpszPDCServer : LPWSTR 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 (
	mprapi = windows.NewLazySystemDLL("MPRAPI.dll")
	procMprAdminGetPDCServer = mprapi.NewProc("MprAdminGetPDCServer")
)

// lpszDomain (LPCWSTR), lpszServer (LPCWSTR), lpszPDCServer (LPWSTR out)
r1, _, err := procMprAdminGetPDCServer.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszDomain))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszServer))),
	uintptr(lpszPDCServer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MprAdminGetPDCServer(
  lpszDomain: PWideChar;   // LPCWSTR
  lpszServer: PWideChar;   // LPCWSTR
  lpszPDCServer: PWideChar   // LPWSTR out
): DWORD; stdcall;
  external 'MPRAPI.dll' name 'MprAdminGetPDCServer';

result := DllCall("MPRAPI\MprAdminGetPDCServer"
    , "WStr", lpszDomain   ; LPCWSTR
    , "WStr", lpszServer   ; LPCWSTR
    , "Ptr", lpszPDCServer   ; LPWSTR out
    , "UInt")   ; return: DWORD

●MprAdminGetPDCServer(lpszDomain, lpszServer, lpszPDCServer) = DLL("MPRAPI.dll", "dword MprAdminGetPDCServer(char*, char*, char*)")
# 呼び出し: MprAdminGetPDCServer(lpszDomain, lpszServer, lpszPDCServer)
# lpszDomain : LPCWSTR -> "char*"
# lpszServer : LPCWSTR -> "char*"
# lpszPDCServer : LPWSTR out -> "char*"
# 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)。