NetJoinDomain

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

DWORD NetJoinDomain(
    LPCWSTR lpServer,   // optional
    LPCWSTR lpDomain,
    LPCWSTR lpMachineAccountOU,   // optional
    LPCWSTR lpAccount,   // optional
    LPCWSTR lpPassword,   // optional
    NET_JOIN_DOMAIN_JOIN_OPTIONS fJoinOptions
);

<DllImport("NETAPI32.dll", ExactSpelling:=True)>
Public Shared Function NetJoinDomain(
    <MarshalAs(UnmanagedType.LPWStr)> lpServer As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> lpDomain As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpMachineAccountOU As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> lpAccount As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> lpPassword As String,   ' LPCWSTR optional
    fJoinOptions As UInteger   ' NET_JOIN_DOMAIN_JOIN_OPTIONS
) As UInteger
End Function

' lpServer : LPCWSTR optional
' lpDomain : LPCWSTR
' lpMachineAccountOU : LPCWSTR optional
' lpAccount : LPCWSTR optional
' lpPassword : LPCWSTR optional
' fJoinOptions : NET_JOIN_DOMAIN_JOIN_OPTIONS
Declare PtrSafe Function NetJoinDomain Lib "netapi32" ( _
    ByVal lpServer As LongPtr, _
    ByVal lpDomain As LongPtr, _
    ByVal lpMachineAccountOU As LongPtr, _
    ByVal lpAccount As LongPtr, _
    ByVal lpPassword As LongPtr, _
    ByVal fJoinOptions 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

NetJoinDomain = ctypes.windll.netapi32.NetJoinDomain
NetJoinDomain.restype = wintypes.DWORD
NetJoinDomain.argtypes = [
    wintypes.LPCWSTR,  # lpServer : LPCWSTR optional
    wintypes.LPCWSTR,  # lpDomain : LPCWSTR
    wintypes.LPCWSTR,  # lpMachineAccountOU : LPCWSTR optional
    wintypes.LPCWSTR,  # lpAccount : LPCWSTR optional
    wintypes.LPCWSTR,  # lpPassword : LPCWSTR optional
    wintypes.DWORD,  # fJoinOptions : NET_JOIN_DOMAIN_JOIN_OPTIONS
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
NetJoinDomain = Fiddle::Function.new(
  lib['NetJoinDomain'],
  [
    Fiddle::TYPE_VOIDP,  # lpServer : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # lpDomain : LPCWSTR
    Fiddle::TYPE_VOIDP,  # lpMachineAccountOU : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # lpAccount : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # lpPassword : LPCWSTR optional
    -Fiddle::TYPE_INT,  # fJoinOptions : NET_JOIN_DOMAIN_JOIN_OPTIONS
  ],
  -Fiddle::TYPE_INT)

#[link(name = "netapi32")]
extern "system" {
    fn NetJoinDomain(
        lpServer: *const u16,  // LPCWSTR optional
        lpDomain: *const u16,  // LPCWSTR
        lpMachineAccountOU: *const u16,  // LPCWSTR optional
        lpAccount: *const u16,  // LPCWSTR optional
        lpPassword: *const u16,  // LPCWSTR optional
        fJoinOptions: u32  // NET_JOIN_DOMAIN_JOIN_OPTIONS
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll")]
public static extern uint NetJoinDomain([MarshalAs(UnmanagedType.LPWStr)] string lpServer, [MarshalAs(UnmanagedType.LPWStr)] string lpDomain, [MarshalAs(UnmanagedType.LPWStr)] string lpMachineAccountOU, [MarshalAs(UnmanagedType.LPWStr)] string lpAccount, [MarshalAs(UnmanagedType.LPWStr)] string lpPassword, uint fJoinOptions);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_NetJoinDomain' -Namespace Win32 -PassThru
# $api::NetJoinDomain(lpServer, lpDomain, lpMachineAccountOU, lpAccount, lpPassword, fJoinOptions)

#uselib "NETAPI32.dll"
#func global NetJoinDomain "NetJoinDomain" sptr, sptr, sptr, sptr, sptr, sptr
; NetJoinDomain lpServer, lpDomain, lpMachineAccountOU, lpAccount, lpPassword, fJoinOptions   ; 戻り値は stat
; lpServer : LPCWSTR optional -> "sptr"
; lpDomain : LPCWSTR -> "sptr"
; lpMachineAccountOU : LPCWSTR optional -> "sptr"
; lpAccount : LPCWSTR optional -> "sptr"
; lpPassword : LPCWSTR optional -> "sptr"
; fJoinOptions : NET_JOIN_DOMAIN_JOIN_OPTIONS -> "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 NetJoinDomain "NetJoinDomain" wstr, wstr, wstr, wstr, wstr, int
; res = NetJoinDomain(lpServer, lpDomain, lpMachineAccountOU, lpAccount, lpPassword, fJoinOptions)
; lpServer : LPCWSTR optional -> "wstr"
; lpDomain : LPCWSTR -> "wstr"
; lpMachineAccountOU : LPCWSTR optional -> "wstr"
; lpAccount : LPCWSTR optional -> "wstr"
; lpPassword : LPCWSTR optional -> "wstr"
; fJoinOptions : NET_JOIN_DOMAIN_JOIN_OPTIONS -> "int"

; DWORD NetJoinDomain(LPCWSTR lpServer, LPCWSTR lpDomain, LPCWSTR lpMachineAccountOU, LPCWSTR lpAccount, LPCWSTR lpPassword, NET_JOIN_DOMAIN_JOIN_OPTIONS fJoinOptions)
#uselib "NETAPI32.dll"
#cfunc global NetJoinDomain "NetJoinDomain" wstr, wstr, wstr, wstr, wstr, int
; res = NetJoinDomain(lpServer, lpDomain, lpMachineAccountOU, lpAccount, lpPassword, fJoinOptions)
; lpServer : LPCWSTR optional -> "wstr"
; lpDomain : LPCWSTR -> "wstr"
; lpMachineAccountOU : LPCWSTR optional -> "wstr"
; lpAccount : LPCWSTR optional -> "wstr"
; lpPassword : LPCWSTR optional -> "wstr"
; fJoinOptions : NET_JOIN_DOMAIN_JOIN_OPTIONS -> "int"

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

var (
	netapi32 = windows.NewLazySystemDLL("NETAPI32.dll")
	procNetJoinDomain = netapi32.NewProc("NetJoinDomain")
)

// lpServer (LPCWSTR optional), lpDomain (LPCWSTR), lpMachineAccountOU (LPCWSTR optional), lpAccount (LPCWSTR optional), lpPassword (LPCWSTR optional), fJoinOptions (NET_JOIN_DOMAIN_JOIN_OPTIONS)
r1, _, err := procNetJoinDomain.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpServer))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpDomain))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpMachineAccountOU))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpAccount))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpPassword))),
	uintptr(fJoinOptions),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function NetJoinDomain(
  lpServer: PWideChar;   // LPCWSTR optional
  lpDomain: PWideChar;   // LPCWSTR
  lpMachineAccountOU: PWideChar;   // LPCWSTR optional
  lpAccount: PWideChar;   // LPCWSTR optional
  lpPassword: PWideChar;   // LPCWSTR optional
  fJoinOptions: DWORD   // NET_JOIN_DOMAIN_JOIN_OPTIONS
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'NetJoinDomain';

result := DllCall("NETAPI32\NetJoinDomain"
    , "WStr", lpServer   ; LPCWSTR optional
    , "WStr", lpDomain   ; LPCWSTR
    , "WStr", lpMachineAccountOU   ; LPCWSTR optional
    , "WStr", lpAccount   ; LPCWSTR optional
    , "WStr", lpPassword   ; LPCWSTR optional
    , "UInt", fJoinOptions   ; NET_JOIN_DOMAIN_JOIN_OPTIONS
    , "UInt")   ; return: DWORD

●NetJoinDomain(lpServer, lpDomain, lpMachineAccountOU, lpAccount, lpPassword, fJoinOptions) = DLL("NETAPI32.dll", "dword NetJoinDomain(char*, char*, char*, char*, char*, dword)")
# 呼び出し: NetJoinDomain(lpServer, lpDomain, lpMachineAccountOU, lpAccount, lpPassword, fJoinOptions)
# lpServer : LPCWSTR optional -> "char*"
# lpDomain : LPCWSTR -> "char*"
# lpMachineAccountOU : LPCWSTR optional -> "char*"
# lpAccount : LPCWSTR optional -> "char*"
# lpPassword : LPCWSTR optional -> "char*"
# fJoinOptions : NET_JOIN_DOMAIN_JOIN_OPTIONS -> "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)。