ADsSetLastError

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

void ADsSetLastError(
    DWORD dwErr,
    LPCWSTR pszError,
    LPCWSTR pszProvider
);

<DllImport("ACTIVEDS.dll", ExactSpelling:=True)>
Public Shared Sub ADsSetLastError(
    dwErr As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> pszError As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> pszProvider As String   ' LPCWSTR
)
End Sub

' dwErr : DWORD
' pszError : LPCWSTR
' pszProvider : LPCWSTR
Declare PtrSafe Sub ADsSetLastError Lib "activeds" ( _
    ByVal dwErr As Long, _
    ByVal pszError As LongPtr, _
    ByVal pszProvider As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ADsSetLastError = ctypes.windll.activeds.ADsSetLastError
ADsSetLastError.restype = None
ADsSetLastError.argtypes = [
    wintypes.DWORD,  # dwErr : DWORD
    wintypes.LPCWSTR,  # pszError : LPCWSTR
    wintypes.LPCWSTR,  # pszProvider : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ACTIVEDS.dll')
ADsSetLastError = Fiddle::Function.new(
  lib['ADsSetLastError'],
  [
    -Fiddle::TYPE_INT,  # dwErr : DWORD
    Fiddle::TYPE_VOIDP,  # pszError : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pszProvider : LPCWSTR
  ],
  Fiddle::TYPE_VOID)

#[link(name = "activeds")]
extern "system" {
    fn ADsSetLastError(
        dwErr: u32,  // DWORD
        pszError: *const u16,  // LPCWSTR
        pszProvider: *const u16  // LPCWSTR
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ACTIVEDS.dll")]
public static extern void ADsSetLastError(uint dwErr, [MarshalAs(UnmanagedType.LPWStr)] string pszError, [MarshalAs(UnmanagedType.LPWStr)] string pszProvider);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ACTIVEDS_ADsSetLastError' -Namespace Win32 -PassThru
# $api::ADsSetLastError(dwErr, pszError, pszProvider)

#uselib "ACTIVEDS.dll"
#func global ADsSetLastError "ADsSetLastError" sptr, sptr, sptr
; ADsSetLastError dwErr, pszError, pszProvider
; dwErr : DWORD -> "sptr"
; pszError : LPCWSTR -> "sptr"
; pszProvider : LPCWSTR -> "sptr"

#uselib "ACTIVEDS.dll"
#func global ADsSetLastError "ADsSetLastError" int, wstr, wstr
; ADsSetLastError dwErr, pszError, pszProvider
; dwErr : DWORD -> "int"
; pszError : LPCWSTR -> "wstr"
; pszProvider : LPCWSTR -> "wstr"

; void ADsSetLastError(DWORD dwErr, LPCWSTR pszError, LPCWSTR pszProvider)
#uselib "ACTIVEDS.dll"
#func global ADsSetLastError "ADsSetLastError" int, wstr, wstr
; ADsSetLastError dwErr, pszError, pszProvider
; dwErr : DWORD -> "int"
; pszError : LPCWSTR -> "wstr"
; pszProvider : LPCWSTR -> "wstr"

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

var (
	activeds = windows.NewLazySystemDLL("ACTIVEDS.dll")
	procADsSetLastError = activeds.NewProc("ADsSetLastError")
)

// dwErr (DWORD), pszError (LPCWSTR), pszProvider (LPCWSTR)
r1, _, err := procADsSetLastError.Call(
	uintptr(dwErr),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszError))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszProvider))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure ADsSetLastError(
  dwErr: DWORD;   // DWORD
  pszError: PWideChar;   // LPCWSTR
  pszProvider: PWideChar   // LPCWSTR
); stdcall;
  external 'ACTIVEDS.dll' name 'ADsSetLastError';

result := DllCall("ACTIVEDS\ADsSetLastError"
    , "UInt", dwErr   ; DWORD
    , "WStr", pszError   ; LPCWSTR
    , "WStr", pszProvider   ; LPCWSTR
    , "Int")   ; return: void

●ADsSetLastError(dwErr, pszError, pszProvider) = DLL("ACTIVEDS.dll", "int ADsSetLastError(dword, char*, char*)")
# 呼び出し: ADsSetLastError(dwErr, pszError, pszProvider)
# dwErr : DWORD -> "dword"
# pszError : LPCWSTR -> "char*"
# pszProvider : LPCWSTR -> "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)。