CorePrinterDriverInstalledW

// winspool.drv  (Unicode / -W)
#include <windows.h>

HRESULT CorePrinterDriverInstalledW(
    LPCWSTR pszServer,   // optional
    LPCWSTR pszEnvironment,   // optional
    GUID CoreDriverGUID,
    FILETIME ftDriverDate,
    ULONGLONG dwlDriverVersion,
    BOOL* pbDriverInstalled
);

<DllImport("winspool.drv", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function CorePrinterDriverInstalledW(
    <MarshalAs(UnmanagedType.LPWStr)> pszServer As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> pszEnvironment As String,   ' LPCWSTR optional
    CoreDriverGUID As Guid,   ' GUID
    ftDriverDate As FILETIME,   ' FILETIME
    dwlDriverVersion As ULong,   ' ULONGLONG
    <Out> ByRef pbDriverInstalled As Integer   ' BOOL* out
) As Integer
End Function

' pszServer : LPCWSTR optional
' pszEnvironment : LPCWSTR optional
' CoreDriverGUID : GUID
' ftDriverDate : FILETIME
' dwlDriverVersion : ULONGLONG
' pbDriverInstalled : BOOL* out
Declare PtrSafe Function CorePrinterDriverInstalledW Lib "winspool.drv" ( _
    ByVal pszServer As LongPtr, _
    ByVal pszEnvironment As LongPtr, _
    ByVal CoreDriverGUID As LongPtr, _
    ByVal ftDriverDate As LongPtr, _
    ByVal dwlDriverVersion As LongLong, _
    ByRef pbDriverInstalled As Long) 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

CorePrinterDriverInstalledW = ctypes.windll.LoadLibrary("winspool.drv").CorePrinterDriverInstalledW
CorePrinterDriverInstalledW.restype = ctypes.c_int
CorePrinterDriverInstalledW.argtypes = [
    wintypes.LPCWSTR,  # pszServer : LPCWSTR optional
    wintypes.LPCWSTR,  # pszEnvironment : LPCWSTR optional
    ctypes.c_void_p,  # CoreDriverGUID : GUID
    FILETIME,  # ftDriverDate : FILETIME
    ctypes.c_ulonglong,  # dwlDriverVersion : ULONGLONG
    ctypes.c_void_p,  # pbDriverInstalled : BOOL* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('winspool.drv')
CorePrinterDriverInstalledW = Fiddle::Function.new(
  lib['CorePrinterDriverInstalledW'],
  [
    Fiddle::TYPE_VOIDP,  # pszServer : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # pszEnvironment : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # CoreDriverGUID : GUID
    Fiddle::TYPE_VOIDP,  # ftDriverDate : FILETIME
    -Fiddle::TYPE_LONG_LONG,  # dwlDriverVersion : ULONGLONG
    Fiddle::TYPE_VOIDP,  # pbDriverInstalled : BOOL* out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "winspool.drv")]
extern "system" {
    fn CorePrinterDriverInstalledW(
        pszServer: *const u16,  // LPCWSTR optional
        pszEnvironment: *const u16,  // LPCWSTR optional
        CoreDriverGUID: GUID,  // GUID
        ftDriverDate: FILETIME,  // FILETIME
        dwlDriverVersion: u64,  // ULONGLONG
        pbDriverInstalled: *mut i32  // BOOL* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("winspool.drv", CharSet = CharSet.Unicode)]
public static extern int CorePrinterDriverInstalledW([MarshalAs(UnmanagedType.LPWStr)] string pszServer, [MarshalAs(UnmanagedType.LPWStr)] string pszEnvironment, Guid CoreDriverGUID, FILETIME ftDriverDate, ulong dwlDriverVersion, out int pbDriverInstalled);
"@
$api = Add-Type -MemberDefinition $sig -Name 'winspool.drv_CorePrinterDriverInstalledW' -Namespace Win32 -PassThru
# $api::CorePrinterDriverInstalledW(pszServer, pszEnvironment, CoreDriverGUID, ftDriverDate, dwlDriverVersion, pbDriverInstalled)

#uselib "winspool.drv"
#func global CorePrinterDriverInstalledW "CorePrinterDriverInstalledW" wptr, wptr, wptr, wptr, wptr, wptr
; CorePrinterDriverInstalledW pszServer, pszEnvironment, CoreDriverGUID, ftDriverDate, dwlDriverVersion, pbDriverInstalled   ; 戻り値は stat
; pszServer : LPCWSTR optional -> "wptr"
; pszEnvironment : LPCWSTR optional -> "wptr"
; CoreDriverGUID : GUID -> "wptr"
; ftDriverDate : FILETIME -> "wptr"
; dwlDriverVersion : ULONGLONG -> "wptr"
; pbDriverInstalled : BOOL* out -> "wptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "winspool.drv"
#cfunc global CorePrinterDriverInstalledW "CorePrinterDriverInstalledW" wstr, wstr, int, int, int64, int
; res = CorePrinterDriverInstalledW(pszServer, pszEnvironment, CoreDriverGUID, ftDriverDate, dwlDriverVersion, pbDriverInstalled)
; pszServer : LPCWSTR optional -> "wstr"
; pszEnvironment : LPCWSTR optional -> "wstr"
; CoreDriverGUID : GUID -> "int"
; ftDriverDate : FILETIME -> "int"
; dwlDriverVersion : ULONGLONG -> "int64"
; pbDriverInstalled : BOOL* out -> "int"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; HRESULT CorePrinterDriverInstalledW(LPCWSTR pszServer, LPCWSTR pszEnvironment, GUID CoreDriverGUID, FILETIME ftDriverDate, ULONGLONG dwlDriverVersion, BOOL* pbDriverInstalled)
#uselib "winspool.drv"
#cfunc global CorePrinterDriverInstalledW "CorePrinterDriverInstalledW" wstr, wstr, int, int, int64, int
; res = CorePrinterDriverInstalledW(pszServer, pszEnvironment, CoreDriverGUID, ftDriverDate, dwlDriverVersion, pbDriverInstalled)
; pszServer : LPCWSTR optional -> "wstr"
; pszEnvironment : LPCWSTR optional -> "wstr"
; CoreDriverGUID : GUID -> "int"
; ftDriverDate : FILETIME -> "int"
; dwlDriverVersion : ULONGLONG -> "int64"
; pbDriverInstalled : BOOL* out -> "int"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。

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

var (
	winspool_drv = windows.NewLazySystemDLL("winspool.drv")
	procCorePrinterDriverInstalledW = winspool_drv.NewProc("CorePrinterDriverInstalledW")
)

// pszServer (LPCWSTR optional), pszEnvironment (LPCWSTR optional), CoreDriverGUID (GUID), ftDriverDate (FILETIME), dwlDriverVersion (ULONGLONG), pbDriverInstalled (BOOL* out)
r1, _, err := procCorePrinterDriverInstalledW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszServer))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszEnvironment))),
	uintptr(CoreDriverGUID),
	uintptr(ftDriverDate),
	uintptr(dwlDriverVersion),
	uintptr(pbDriverInstalled),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CorePrinterDriverInstalledW(
  pszServer: PWideChar;   // LPCWSTR optional
  pszEnvironment: PWideChar;   // LPCWSTR optional
  CoreDriverGUID: TGUID;   // GUID
  ftDriverDate: FILETIME;   // FILETIME
  dwlDriverVersion: UInt64;   // ULONGLONG
  pbDriverInstalled: Pointer   // BOOL* out
): Integer; stdcall;
  external 'winspool.drv' name 'CorePrinterDriverInstalledW';

result := DllCall("winspool.drv\CorePrinterDriverInstalledW"
    , "WStr", pszServer   ; LPCWSTR optional
    , "WStr", pszEnvironment   ; LPCWSTR optional
    , "Ptr", CoreDriverGUID   ; GUID
    , "Ptr", ftDriverDate   ; FILETIME
    , "Int64", dwlDriverVersion   ; ULONGLONG
    , "Ptr", pbDriverInstalled   ; BOOL* out
    , "Int")   ; return: HRESULT

●CorePrinterDriverInstalledW(pszServer, pszEnvironment, CoreDriverGUID, ftDriverDate, dwlDriverVersion, pbDriverInstalled) = DLL("winspool.drv", "int CorePrinterDriverInstalledW(char*, char*, void*, void*, qword, void*)")
# 呼び出し: CorePrinterDriverInstalledW(pszServer, pszEnvironment, CoreDriverGUID, ftDriverDate, dwlDriverVersion, pbDriverInstalled)
# pszServer : LPCWSTR optional -> "char*"
# pszEnvironment : LPCWSTR optional -> "char*"
# CoreDriverGUID : GUID -> "void*"
# ftDriverDate : FILETIME -> "void*"
# dwlDriverVersion : ULONGLONG -> "qword"
# pbDriverInstalled : BOOL* 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。