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DsMakeSpnW

関数

構成要素からサービスプリンシパル名を生成する(Unicode版)。

DLLDSPARSE.dll文字セットUnicode (-W)呼出規約winapi対応OSWindows Vista 以降

シグネチャ

// DSPARSE.dll  (Unicode / -W)
#include <windows.h>

DWORD DsMakeSpnW(
    LPCWSTR ServiceClass,
    LPCWSTR ServiceName,
    LPCWSTR InstanceName,   // optional
    WORD InstancePort,
    LPCWSTR Referrer,   // optional
    DWORD* pcSpnLength,
    LPWSTR pszSpn   // optional
);

パラメーター

名前	型	方向	説明
ServiceClass	LPCWSTR	in	サービスのクラスを表す文字列(例: http)。
ServiceName	LPCWSTR	in	サービスを提供するホストまたはドメイン名。
InstanceName	LPCWSTR	inoptional	サービスインスタンス名。NULLで省略可。
InstancePort	WORD	in	サービスインスタンスのポート番号。0で省略する。
Referrer	LPCWSTR	inoptional	参照元のホスト名。通常NULLでよい。
pcSpnLength	DWORD*	inout	入力でpszSpnの容量、出力で生成SPNの文字数を受け渡すDWORDへのポインタ。
pszSpn	LPWSTR	outoptional	生成されたSPN文字列を受け取るバッファ。

戻り値の型: DWORD

各言語での呼び出し定義

// DSPARSE.dll  (Unicode / -W)
#include <windows.h>

DWORD DsMakeSpnW(
    LPCWSTR ServiceClass,
    LPCWSTR ServiceName,
    LPCWSTR InstanceName,   // optional
    WORD InstancePort,
    LPCWSTR Referrer,   // optional
    DWORD* pcSpnLength,
    LPWSTR pszSpn   // optional
);

[DllImport("DSPARSE.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern uint DsMakeSpnW(
    [MarshalAs(UnmanagedType.LPWStr)] string ServiceClass,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string ServiceName,   // LPCWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string InstanceName,   // LPCWSTR optional
    ushort InstancePort,   // WORD
    [MarshalAs(UnmanagedType.LPWStr)] string Referrer,   // LPCWSTR optional
    ref uint pcSpnLength,   // DWORD* in/out
    [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder pszSpn   // LPWSTR optional, out
);

<DllImport("DSPARSE.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function DsMakeSpnW(
    <MarshalAs(UnmanagedType.LPWStr)> ServiceClass As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> ServiceName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> InstanceName As String,   ' LPCWSTR optional
    InstancePort As UShort,   ' WORD
    <MarshalAs(UnmanagedType.LPWStr)> Referrer As String,   ' LPCWSTR optional
    ByRef pcSpnLength As UInteger,   ' DWORD* in/out
    <MarshalAs(UnmanagedType.LPWStr)> pszSpn As System.Text.StringBuilder   ' LPWSTR optional, out
) As UInteger
End Function

' ServiceClass : LPCWSTR
' ServiceName : LPCWSTR
' InstanceName : LPCWSTR optional
' InstancePort : WORD
' Referrer : LPCWSTR optional
' pcSpnLength : DWORD* in/out
' pszSpn : LPWSTR optional, out
Declare PtrSafe Function DsMakeSpnW Lib "dsparse" ( _
    ByVal ServiceClass As LongPtr, _
    ByVal ServiceName As LongPtr, _
    ByVal InstanceName As LongPtr, _
    ByVal InstancePort As Integer, _
    ByVal Referrer As LongPtr, _
    ByRef pcSpnLength As Long, _
    ByVal pszSpn As LongPtr) 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

DsMakeSpnW = ctypes.windll.dsparse.DsMakeSpnW
DsMakeSpnW.restype = wintypes.DWORD
DsMakeSpnW.argtypes = [
    wintypes.LPCWSTR,  # ServiceClass : LPCWSTR
    wintypes.LPCWSTR,  # ServiceName : LPCWSTR
    wintypes.LPCWSTR,  # InstanceName : LPCWSTR optional
    ctypes.c_ushort,  # InstancePort : WORD
    wintypes.LPCWSTR,  # Referrer : LPCWSTR optional
    ctypes.POINTER(wintypes.DWORD),  # pcSpnLength : DWORD* in/out
    wintypes.LPWSTR,  # pszSpn : LPWSTR optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DSPARSE.dll')
DsMakeSpnW = Fiddle::Function.new(
  lib['DsMakeSpnW'],
  [
    Fiddle::TYPE_VOIDP,  # ServiceClass : LPCWSTR
    Fiddle::TYPE_VOIDP,  # ServiceName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # InstanceName : LPCWSTR optional
    -Fiddle::TYPE_SHORT,  # InstancePort : WORD
    Fiddle::TYPE_VOIDP,  # Referrer : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # pcSpnLength : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # pszSpn : LPWSTR optional, out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "dsparse")]
extern "system" {
    fn DsMakeSpnW(
        ServiceClass: *const u16,  // LPCWSTR
        ServiceName: *const u16,  // LPCWSTR
        InstanceName: *const u16,  // LPCWSTR optional
        InstancePort: u16,  // WORD
        Referrer: *const u16,  // LPCWSTR optional
        pcSpnLength: *mut u32,  // DWORD* in/out
        pszSpn: *mut u16  // LPWSTR optional, out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DSPARSE.dll", CharSet = CharSet.Unicode)]
public static extern uint DsMakeSpnW([MarshalAs(UnmanagedType.LPWStr)] string ServiceClass, [MarshalAs(UnmanagedType.LPWStr)] string ServiceName, [MarshalAs(UnmanagedType.LPWStr)] string InstanceName, ushort InstancePort, [MarshalAs(UnmanagedType.LPWStr)] string Referrer, ref uint pcSpnLength, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder pszSpn);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DSPARSE_DsMakeSpnW' -Namespace Win32 -PassThru
# $api::DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)

#uselib "DSPARSE.dll"
#func global DsMakeSpnW "DsMakeSpnW" wptr, wptr, wptr, wptr, wptr, wptr, wptr
; DsMakeSpnW ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, varptr(pcSpnLength), varptr(pszSpn)   ; 戻り値は stat
; ServiceClass : LPCWSTR -> "wptr"
; ServiceName : LPCWSTR -> "wptr"
; InstanceName : LPCWSTR optional -> "wptr"
; InstancePort : WORD -> "wptr"
; Referrer : LPCWSTR optional -> "wptr"
; pcSpnLength : DWORD* in/out -> "wptr"
; pszSpn : LPWSTR optional, out -> "wptr"
; ※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。

出力引数:

#uselib "DSPARSE.dll"
#cfunc global DsMakeSpnW "DsMakeSpnW" wstr, wstr, wstr, int, wstr, var, var
; res = DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)
; ServiceClass : LPCWSTR -> "wstr"
; ServiceName : LPCWSTR -> "wstr"
; InstanceName : LPCWSTR optional -> "wstr"
; InstancePort : WORD -> "int"
; Referrer : LPCWSTR optional -> "wstr"
; pcSpnLength : DWORD* in/out -> "var"
; pszSpn : LPWSTR optional, 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。#uselib "DSPARSE.dll"
#cfunc global DsMakeSpnW "DsMakeSpnW" wstr, wstr, wstr, int, wstr, sptr, sptr
; res = DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, varptr(pcSpnLength), varptr(pszSpn))
; ServiceClass : LPCWSTR -> "wstr"
; ServiceName : LPCWSTR -> "wstr"
; InstanceName : LPCWSTR optional -> "wstr"
; InstancePort : WORD -> "int"
; Referrer : LPCWSTR optional -> "wstr"
; pcSpnLength : DWORD* in/out -> "sptr"
; pszSpn : LPWSTR optional, out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; DWORD DsMakeSpnW(LPCWSTR ServiceClass, LPCWSTR ServiceName, LPCWSTR InstanceName, WORD InstancePort, LPCWSTR Referrer, DWORD* pcSpnLength, LPWSTR pszSpn)
#uselib "DSPARSE.dll"
#cfunc global DsMakeSpnW "DsMakeSpnW" wstr, wstr, wstr, int, wstr, var, var
; res = DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)
; ServiceClass : LPCWSTR -> "wstr"
; ServiceName : LPCWSTR -> "wstr"
; InstanceName : LPCWSTR optional -> "wstr"
; InstancePort : WORD -> "int"
; Referrer : LPCWSTR optional -> "wstr"
; pcSpnLength : DWORD* in/out -> "var"
; pszSpn : LPWSTR optional, 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 DsMakeSpnW(LPCWSTR ServiceClass, LPCWSTR ServiceName, LPCWSTR InstanceName, WORD InstancePort, LPCWSTR Referrer, DWORD* pcSpnLength, LPWSTR pszSpn)
#uselib "DSPARSE.dll"
#cfunc global DsMakeSpnW "DsMakeSpnW" wstr, wstr, wstr, int, wstr, intptr, intptr
; res = DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, varptr(pcSpnLength), varptr(pszSpn))
; ServiceClass : LPCWSTR -> "wstr"
; ServiceName : LPCWSTR -> "wstr"
; InstanceName : LPCWSTR optional -> "wstr"
; InstancePort : WORD -> "int"
; Referrer : LPCWSTR optional -> "wstr"
; pcSpnLength : DWORD* in/out -> "intptr"
; pszSpn : LPWSTR optional, out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	dsparse = windows.NewLazySystemDLL("DSPARSE.dll")
	procDsMakeSpnW = dsparse.NewProc("DsMakeSpnW")
)

// ServiceClass (LPCWSTR), ServiceName (LPCWSTR), InstanceName (LPCWSTR optional), InstancePort (WORD), Referrer (LPCWSTR optional), pcSpnLength (DWORD* in/out), pszSpn (LPWSTR optional, out)
r1, _, err := procDsMakeSpnW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(ServiceClass))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(ServiceName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(InstanceName))),
	uintptr(InstancePort),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Referrer))),
	uintptr(pcSpnLength),
	uintptr(pszSpn),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DsMakeSpnW(
  ServiceClass: PWideChar;   // LPCWSTR
  ServiceName: PWideChar;   // LPCWSTR
  InstanceName: PWideChar;   // LPCWSTR optional
  InstancePort: Word;   // WORD
  Referrer: PWideChar;   // LPCWSTR optional
  pcSpnLength: Pointer;   // DWORD* in/out
  pszSpn: PWideChar   // LPWSTR optional, out
): DWORD; stdcall;
  external 'DSPARSE.dll' name 'DsMakeSpnW';

result := DllCall("DSPARSE\DsMakeSpnW"
    , "WStr", ServiceClass   ; LPCWSTR
    , "WStr", ServiceName   ; LPCWSTR
    , "WStr", InstanceName   ; LPCWSTR optional
    , "UShort", InstancePort   ; WORD
    , "WStr", Referrer   ; LPCWSTR optional
    , "Ptr", pcSpnLength   ; DWORD* in/out
    , "Ptr", pszSpn   ; LPWSTR optional, out
    , "UInt")   ; return: DWORD

●DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn) = DLL("DSPARSE.dll", "dword DsMakeSpnW(char*, char*, char*, int, char*, void*, char*)")
# 呼び出し: DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)
# ServiceClass : LPCWSTR -> "char*"
# ServiceName : LPCWSTR -> "char*"
# InstanceName : LPCWSTR optional -> "char*"
# InstancePort : WORD -> "int"
# Referrer : LPCWSTR optional -> "char*"
# pcSpnLength : DWORD* in/out -> "void*"
# pszSpn : LPWSTR optional, 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "dsparse" fn DsMakeSpnW(
    ServiceClass: [*c]const u16, // LPCWSTR
    ServiceName: [*c]const u16, // LPCWSTR
    InstanceName: [*c]const u16, // LPCWSTR optional
    InstancePort: u16, // WORD
    Referrer: [*c]const u16, // LPCWSTR optional
    pcSpnLength: [*c]u32, // DWORD* in/out
    pszSpn: [*c]u16 // LPWSTR optional, out
) callconv(std.os.windows.WINAPI) u32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc DsMakeSpnW(
    ServiceClass: WideCString,  # LPCWSTR
    ServiceName: WideCString,  # LPCWSTR
    InstanceName: WideCString,  # LPCWSTR optional
    InstancePort: uint16,  # WORD
    Referrer: WideCString,  # LPCWSTR optional
    pcSpnLength: ptr uint32,  # DWORD* in/out
    pszSpn: ptr uint16  # LPWSTR optional, out
): uint32 {.importc: "DsMakeSpnW", stdcall, dynlib: "DSPARSE.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "dsparse");
extern(Windows)
uint DsMakeSpnW(
    const(wchar)* ServiceClass,   // LPCWSTR
    const(wchar)* ServiceName,   // LPCWSTR
    const(wchar)* InstanceName,   // LPCWSTR optional
    ushort InstancePort,   // WORD
    const(wchar)* Referrer,   // LPCWSTR optional
    uint* pcSpnLength,   // DWORD* in/out
    wchar* pszSpn   // LPWSTR optional, out
);

ccall((:DsMakeSpnW, "DSPARSE.dll"), stdcall, UInt32,
      (Cwstring, Cwstring, Cwstring, UInt16, Cwstring, Ptr{UInt32}, Ptr{UInt16}),
      ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)
# ServiceClass : LPCWSTR -> Cwstring
# ServiceName : LPCWSTR -> Cwstring
# InstanceName : LPCWSTR optional -> Cwstring
# InstancePort : WORD -> UInt16
# Referrer : LPCWSTR optional -> Cwstring
# pcSpnLength : DWORD* in/out -> Ptr{UInt32}
# pszSpn : LPWSTR optional, out -> Ptr{UInt16}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
uint32_t DsMakeSpnW(
    const uint16_t* ServiceClass,
    const uint16_t* ServiceName,
    const uint16_t* InstanceName,
    uint16_t InstancePort,
    const uint16_t* Referrer,
    uint32_t* pcSpnLength,
    uint16_t* pszSpn);
]]
local dsparse = ffi.load("dsparse")
-- dsparse.DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)
-- ServiceClass : LPCWSTR
-- ServiceName : LPCWSTR
-- InstanceName : LPCWSTR optional
-- InstancePort : WORD
-- Referrer : LPCWSTR optional
-- pcSpnLength : DWORD* in/out
-- pszSpn : LPWSTR optional, 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。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('DSPARSE.dll');
const DsMakeSpnW = lib.func('__stdcall', 'DsMakeSpnW', 'uint32_t', ['str16', 'str16', 'str16', 'uint16_t', 'str16', 'uint32_t *', 'uint16_t *']);
// DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)
// ServiceClass : LPCWSTR -> 'str16'
// ServiceName : LPCWSTR -> 'str16'
// InstanceName : LPCWSTR optional -> 'str16'
// InstancePort : WORD -> 'uint16_t'
// Referrer : LPCWSTR optional -> 'str16'
// pcSpnLength : DWORD* in/out -> 'uint32_t *'
// pszSpn : LPWSTR optional, out -> 'uint16_t *'
// 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("DSPARSE.dll", {
  DsMakeSpnW: { parameters: ["buffer", "buffer", "buffer", "u16", "buffer", "pointer", "buffer"], result: "u32" },
});
// lib.symbols.DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn)
// ServiceClass : LPCWSTR -> "buffer"
// ServiceName : LPCWSTR -> "buffer"
// InstanceName : LPCWSTR optional -> "buffer"
// InstancePort : WORD -> "u16"
// Referrer : LPCWSTR optional -> "buffer"
// pcSpnLength : DWORD* in/out -> "pointer"
// pszSpn : LPWSTR optional, out -> "buffer"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)を Uint8Array で渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t DsMakeSpnW(
    const uint16_t* ServiceClass,
    const uint16_t* ServiceName,
    const uint16_t* InstanceName,
    uint16_t InstancePort,
    const uint16_t* Referrer,
    uint32_t* pcSpnLength,
    uint16_t* pszSpn);
C, "DSPARSE.dll");
// $ffi->DsMakeSpnW(ServiceClass, ServiceName, InstanceName, InstancePort, Referrer, pcSpnLength, pszSpn);
// ServiceClass : LPCWSTR
// ServiceName : LPCWSTR
// InstanceName : LPCWSTR optional
// InstancePort : WORD
// Referrer : LPCWSTR optional
// pcSpnLength : DWORD* in/out
// pszSpn : LPWSTR optional, 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 Dsparse extends StdCallLibrary {
    Dsparse INSTANCE = Native.load("dsparse", Dsparse.class, W32APIOptions.UNICODE_OPTIONS);
    int DsMakeSpnW(
        WString ServiceClass,   // LPCWSTR
        WString ServiceName,   // LPCWSTR
        WString InstanceName,   // LPCWSTR optional
        short InstancePort,   // WORD
        WString Referrer,   // LPCWSTR optional
        IntByReference pcSpnLength,   // DWORD* in/out
        char[] pszSpn   // LPWSTR optional, out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("dsparse")]
lib LibDSPARSE
  fun DsMakeSpnW = DsMakeSpnW(
    ServiceClass : UInt16*,   # LPCWSTR
    ServiceName : UInt16*,   # LPCWSTR
    InstanceName : UInt16*,   # LPCWSTR optional
    InstancePort : UInt16,   # WORD
    Referrer : UInt16*,   # LPCWSTR optional
    pcSpnLength : UInt32*,   # DWORD* in/out
    pszSpn : UInt16*   # LPWSTR optional, 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 DsMakeSpnWNative = Uint32 Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Utf16>, Uint16, Pointer<Utf16>, Pointer<Uint32>, Pointer<Utf16>);
typedef DsMakeSpnWDart = int Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Utf16>, int, Pointer<Utf16>, Pointer<Uint32>, Pointer<Utf16>);
final DsMakeSpnW = DynamicLibrary.open('DSPARSE.dll')
    .lookupFunction<DsMakeSpnWNative, DsMakeSpnWDart>('DsMakeSpnW');
// ServiceClass : LPCWSTR -> Pointer<Utf16>
// ServiceName : LPCWSTR -> Pointer<Utf16>
// InstanceName : LPCWSTR optional -> Pointer<Utf16>
// InstancePort : WORD -> Uint16
// Referrer : LPCWSTR optional -> Pointer<Utf16>
// pcSpnLength : DWORD* in/out -> Pointer<Uint32>
// pszSpn : LPWSTR optional, out -> Pointer<Utf16>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DsMakeSpnW(
  ServiceClass: PWideChar;   // LPCWSTR
  ServiceName: PWideChar;   // LPCWSTR
  InstanceName: PWideChar;   // LPCWSTR optional
  InstancePort: Word;   // WORD
  Referrer: PWideChar;   // LPCWSTR optional
  pcSpnLength: Pointer;   // DWORD* in/out
  pszSpn: PWideChar   // LPWSTR optional, out
): DWORD; stdcall;
  external 'DSPARSE.dll' name 'DsMakeSpnW';

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

foreign import stdcall safe "DsMakeSpnW"
  c_DsMakeSpnW :: CWString -> CWString -> CWString -> Word16 -> CWString -> Ptr Word32 -> CWString -> IO Word32
-- ServiceClass : LPCWSTR -> CWString
-- ServiceName : LPCWSTR -> CWString
-- InstanceName : LPCWSTR optional -> CWString
-- InstancePort : WORD -> Word16
-- Referrer : LPCWSTR optional -> CWString
-- pcSpnLength : DWORD* in/out -> Ptr Word32
-- pszSpn : LPWSTR optional, out -> CWString
-- 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 dsmakespnw =
  foreign "DsMakeSpnW"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> (ptr uint16_t) @-> uint16_t @-> (ptr uint16_t) @-> (ptr uint32_t) @-> (ptr uint16_t) @-> returning uint32_t)
(* ServiceClass : LPCWSTR -> (ptr uint16_t) *)
(* ServiceName : LPCWSTR -> (ptr uint16_t) *)
(* InstanceName : LPCWSTR optional -> (ptr uint16_t) *)
(* InstancePort : WORD -> uint16_t *)
(* Referrer : LPCWSTR optional -> (ptr uint16_t) *)
(* pcSpnLength : DWORD* in/out -> (ptr uint32_t) *)
(* pszSpn : LPWSTR optional, out -> (ptr uint16_t) *)
(* 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 dsparse (t "DSPARSE.dll"))
(cffi:use-foreign-library dsparse)

(cffi:defcfun ("DsMakeSpnW" ds-make-spn-w :convention :stdcall) :uint32
  (service-class (:string :encoding :utf-16le))   ; LPCWSTR
  (service-name (:string :encoding :utf-16le))   ; LPCWSTR
  (instance-name (:string :encoding :utf-16le))   ; LPCWSTR optional
  (instance-port :uint16)   ; WORD
  (referrer (:string :encoding :utf-16le))   ; LPCWSTR optional
  (pc-spn-length :pointer)   ; DWORD* in/out
  (psz-spn :pointer))   ; LPWSTR optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DsMakeSpnW = Win32::API::More->new('DSPARSE',
    'DWORD DsMakeSpnW(LPCWSTR ServiceClass, LPCWSTR ServiceName, LPCWSTR InstanceName, WORD InstancePort, LPCWSTR Referrer, LPVOID pcSpnLength, LPWSTR pszSpn)');
# my $ret = $DsMakeSpnW->Call($ServiceClass, $ServiceName, $InstanceName, $InstancePort, $Referrer, $pcSpnLength, $pszSpn);
# ServiceClass : LPCWSTR -> LPCWSTR
# ServiceName : LPCWSTR -> LPCWSTR
# InstanceName : LPCWSTR optional -> LPCWSTR
# InstancePort : WORD -> WORD
# Referrer : LPCWSTR optional -> LPCWSTR
# pcSpnLength : DWORD* in/out -> LPVOID
# pszSpn : LPWSTR optional, out -> LPWSTR
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。

DsMakeSpnW

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