AcquireCredentialsHandleW

// SECUR32.dll  (Unicode / -W)
#include <windows.h>

HRESULT AcquireCredentialsHandleW(
    LPWSTR pszPrincipal,   // optional
    LPWSTR pszPackage,
    SECPKG_CRED fCredentialUse,
    void* pvLogonId,   // optional
    void* pAuthData,   // optional
    SEC_GET_KEY_FN pGetKeyFn,   // optional
    void* pvGetKeyArgument,   // optional
    SecHandle* phCredential,
    LONGLONG* ptsExpiry   // optional
);

<DllImport("SECUR32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function AcquireCredentialsHandleW(
    <MarshalAs(UnmanagedType.LPWStr)> pszPrincipal As String,   ' LPWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> pszPackage As String,   ' LPWSTR
    fCredentialUse As UInteger,   ' SECPKG_CRED
    pvLogonId As IntPtr,   ' void* optional
    pAuthData As IntPtr,   ' void* optional
    pGetKeyFn As IntPtr,   ' SEC_GET_KEY_FN optional
    pvGetKeyArgument As IntPtr,   ' void* optional
    phCredential As IntPtr,   ' SecHandle* out
    ptsExpiry As IntPtr   ' LONGLONG* optional, out
) As Integer
End Function

' pszPrincipal : LPWSTR optional
' pszPackage : LPWSTR
' fCredentialUse : SECPKG_CRED
' pvLogonId : void* optional
' pAuthData : void* optional
' pGetKeyFn : SEC_GET_KEY_FN optional
' pvGetKeyArgument : void* optional
' phCredential : SecHandle* out
' ptsExpiry : LONGLONG* optional, out
Declare PtrSafe Function AcquireCredentialsHandleW Lib "secur32" ( _
    ByVal pszPrincipal As LongPtr, _
    ByVal pszPackage As LongPtr, _
    ByVal fCredentialUse As Long, _
    ByVal pvLogonId As LongPtr, _
    ByVal pAuthData As LongPtr, _
    ByVal pGetKeyFn As LongPtr, _
    ByVal pvGetKeyArgument As LongPtr, _
    ByVal phCredential As LongPtr, _
    ByVal ptsExpiry 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

AcquireCredentialsHandleW = ctypes.windll.secur32.AcquireCredentialsHandleW
AcquireCredentialsHandleW.restype = ctypes.c_int
AcquireCredentialsHandleW.argtypes = [
    wintypes.LPCWSTR,  # pszPrincipal : LPWSTR optional
    wintypes.LPCWSTR,  # pszPackage : LPWSTR
    wintypes.DWORD,  # fCredentialUse : SECPKG_CRED
    ctypes.POINTER(None),  # pvLogonId : void* optional
    ctypes.POINTER(None),  # pAuthData : void* optional
    ctypes.c_void_p,  # pGetKeyFn : SEC_GET_KEY_FN optional
    ctypes.POINTER(None),  # pvGetKeyArgument : void* optional
    ctypes.c_void_p,  # phCredential : SecHandle* out
    ctypes.POINTER(ctypes.c_longlong),  # ptsExpiry : LONGLONG* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SECUR32.dll')
AcquireCredentialsHandleW = Fiddle::Function.new(
  lib['AcquireCredentialsHandleW'],
  [
    Fiddle::TYPE_VOIDP,  # pszPrincipal : LPWSTR optional
    Fiddle::TYPE_VOIDP,  # pszPackage : LPWSTR
    -Fiddle::TYPE_INT,  # fCredentialUse : SECPKG_CRED
    Fiddle::TYPE_VOIDP,  # pvLogonId : void* optional
    Fiddle::TYPE_VOIDP,  # pAuthData : void* optional
    Fiddle::TYPE_VOIDP,  # pGetKeyFn : SEC_GET_KEY_FN optional
    Fiddle::TYPE_VOIDP,  # pvGetKeyArgument : void* optional
    Fiddle::TYPE_VOIDP,  # phCredential : SecHandle* out
    Fiddle::TYPE_VOIDP,  # ptsExpiry : LONGLONG* optional, out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "secur32")]
extern "system" {
    fn AcquireCredentialsHandleW(
        pszPrincipal: *mut u16,  // LPWSTR optional
        pszPackage: *mut u16,  // LPWSTR
        fCredentialUse: u32,  // SECPKG_CRED
        pvLogonId: *mut (),  // void* optional
        pAuthData: *mut (),  // void* optional
        pGetKeyFn: *const core::ffi::c_void,  // SEC_GET_KEY_FN optional
        pvGetKeyArgument: *mut (),  // void* optional
        phCredential: *mut SecHandle,  // SecHandle* out
        ptsExpiry: *mut i64  // LONGLONG* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SECUR32.dll", CharSet = CharSet.Unicode)]
public static extern int AcquireCredentialsHandleW([MarshalAs(UnmanagedType.LPWStr)] string pszPrincipal, [MarshalAs(UnmanagedType.LPWStr)] string pszPackage, uint fCredentialUse, IntPtr pvLogonId, IntPtr pAuthData, IntPtr pGetKeyFn, IntPtr pvGetKeyArgument, IntPtr phCredential, IntPtr ptsExpiry);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SECUR32_AcquireCredentialsHandleW' -Namespace Win32 -PassThru
# $api::AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry)

#uselib "SECUR32.dll"
#func global AcquireCredentialsHandleW "AcquireCredentialsHandleW" wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr
; AcquireCredentialsHandleW pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, varptr(phCredential), varptr(ptsExpiry)   ; 戻り値は stat
; pszPrincipal : LPWSTR optional -> "wptr"
; pszPackage : LPWSTR -> "wptr"
; fCredentialUse : SECPKG_CRED -> "wptr"
; pvLogonId : void* optional -> "wptr"
; pAuthData : void* optional -> "wptr"
; pGetKeyFn : SEC_GET_KEY_FN optional -> "wptr"
; pvGetKeyArgument : void* optional -> "wptr"
; phCredential : SecHandle* out -> "wptr"
; ptsExpiry : LONGLONG* 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。

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

var (
	secur32 = windows.NewLazySystemDLL("SECUR32.dll")
	procAcquireCredentialsHandleW = secur32.NewProc("AcquireCredentialsHandleW")
)

// pszPrincipal (LPWSTR optional), pszPackage (LPWSTR), fCredentialUse (SECPKG_CRED), pvLogonId (void* optional), pAuthData (void* optional), pGetKeyFn (SEC_GET_KEY_FN optional), pvGetKeyArgument (void* optional), phCredential (SecHandle* out), ptsExpiry (LONGLONG* optional, out)
r1, _, err := procAcquireCredentialsHandleW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszPrincipal))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszPackage))),
	uintptr(fCredentialUse),
	uintptr(pvLogonId),
	uintptr(pAuthData),
	uintptr(pGetKeyFn),
	uintptr(pvGetKeyArgument),
	uintptr(phCredential),
	uintptr(ptsExpiry),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function AcquireCredentialsHandleW(
  pszPrincipal: PWideChar;   // LPWSTR optional
  pszPackage: PWideChar;   // LPWSTR
  fCredentialUse: DWORD;   // SECPKG_CRED
  pvLogonId: Pointer;   // void* optional
  pAuthData: Pointer;   // void* optional
  pGetKeyFn: Pointer;   // SEC_GET_KEY_FN optional
  pvGetKeyArgument: Pointer;   // void* optional
  phCredential: Pointer;   // SecHandle* out
  ptsExpiry: Pointer   // LONGLONG* optional, out
): Integer; stdcall;
  external 'SECUR32.dll' name 'AcquireCredentialsHandleW';

result := DllCall("SECUR32\AcquireCredentialsHandleW"
    , "WStr", pszPrincipal   ; LPWSTR optional
    , "WStr", pszPackage   ; LPWSTR
    , "UInt", fCredentialUse   ; SECPKG_CRED
    , "Ptr", pvLogonId   ; void* optional
    , "Ptr", pAuthData   ; void* optional
    , "Ptr", pGetKeyFn   ; SEC_GET_KEY_FN optional
    , "Ptr", pvGetKeyArgument   ; void* optional
    , "Ptr", phCredential   ; SecHandle* out
    , "Ptr", ptsExpiry   ; LONGLONG* optional, out
    , "Int")   ; return: HRESULT

●AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry) = DLL("SECUR32.dll", "int AcquireCredentialsHandleW(char*, char*, dword, void*, void*, void*, void*, void*, void*)")
# 呼び出し: AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry)
# pszPrincipal : LPWSTR optional -> "char*"
# pszPackage : LPWSTR -> "char*"
# fCredentialUse : SECPKG_CRED -> "dword"
# pvLogonId : void* optional -> "void*"
# pAuthData : void* optional -> "void*"
# pGetKeyFn : SEC_GET_KEY_FN optional -> "void*"
# pvGetKeyArgument : void* optional -> "void*"
# phCredential : SecHandle* out -> "void*"
# ptsExpiry : LONGLONG* optional, 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。

const std = @import("std");

extern "secur32" fn AcquireCredentialsHandleW(
    pszPrincipal: [*c]const u16, // LPWSTR optional
    pszPackage: [*c]const u16, // LPWSTR
    fCredentialUse: u32, // SECPKG_CRED
    pvLogonId: ?*anyopaque, // void* optional
    pAuthData: ?*anyopaque, // void* optional
    pGetKeyFn: ?*anyopaque, // SEC_GET_KEY_FN optional
    pvGetKeyArgument: ?*anyopaque, // void* optional
    phCredential: [*c]SecHandle, // SecHandle* out
    ptsExpiry: [*c]i64 // LONGLONG* optional, out
) callconv(std.os.windows.WINAPI) i32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc AcquireCredentialsHandleW(
    pszPrincipal: WideCString,  # LPWSTR optional
    pszPackage: WideCString,  # LPWSTR
    fCredentialUse: uint32,  # SECPKG_CRED
    pvLogonId: pointer,  # void* optional
    pAuthData: pointer,  # void* optional
    pGetKeyFn: pointer,  # SEC_GET_KEY_FN optional
    pvGetKeyArgument: pointer,  # void* optional
    phCredential: ptr SecHandle,  # SecHandle* out
    ptsExpiry: ptr int64  # LONGLONG* optional, out
): int32 {.importc: "AcquireCredentialsHandleW", stdcall, dynlib: "SECUR32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "secur32");
extern(Windows)
int AcquireCredentialsHandleW(
    const(wchar)* pszPrincipal,   // LPWSTR optional
    const(wchar)* pszPackage,   // LPWSTR
    uint fCredentialUse,   // SECPKG_CRED
    void* pvLogonId,   // void* optional
    void* pAuthData,   // void* optional
    void* pGetKeyFn,   // SEC_GET_KEY_FN optional
    void* pvGetKeyArgument,   // void* optional
    SecHandle* phCredential,   // SecHandle* out
    long* ptsExpiry   // LONGLONG* optional, out
);

ccall((:AcquireCredentialsHandleW, "SECUR32.dll"), stdcall, Int32,
      (Cwstring, Cwstring, UInt32, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{SecHandle}, Ptr{Int64}),
      pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry)
# pszPrincipal : LPWSTR optional -> Cwstring
# pszPackage : LPWSTR -> Cwstring
# fCredentialUse : SECPKG_CRED -> UInt32
# pvLogonId : void* optional -> Ptr{Cvoid}
# pAuthData : void* optional -> Ptr{Cvoid}
# pGetKeyFn : SEC_GET_KEY_FN optional -> Ptr{Cvoid}
# pvGetKeyArgument : void* optional -> Ptr{Cvoid}
# phCredential : SecHandle* out -> Ptr{SecHandle}
# ptsExpiry : LONGLONG* optional, out -> Ptr{Int64}
# 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[[
int32_t AcquireCredentialsHandleW(
    const uint16_t* pszPrincipal,
    const uint16_t* pszPackage,
    uint32_t fCredentialUse,
    void* pvLogonId,
    void* pAuthData,
    void* pGetKeyFn,
    void* pvGetKeyArgument,
    void* phCredential,
    int64_t* ptsExpiry);
]]
local secur32 = ffi.load("secur32")
-- secur32.AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry)
-- pszPrincipal : LPWSTR optional
-- pszPackage : LPWSTR
-- fCredentialUse : SECPKG_CRED
-- pvLogonId : void* optional
-- pAuthData : void* optional
-- pGetKeyFn : SEC_GET_KEY_FN optional
-- pvGetKeyArgument : void* optional
-- phCredential : SecHandle* out
-- ptsExpiry : LONGLONG* 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('SECUR32.dll');
const AcquireCredentialsHandleW = lib.func('__stdcall', 'AcquireCredentialsHandleW', 'int32_t', ['str16', 'str16', 'uint32_t', 'void *', 'void *', 'void *', 'void *', 'void *', 'int64_t *']);
// AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry)
// pszPrincipal : LPWSTR optional -> 'str16'
// pszPackage : LPWSTR -> 'str16'
// fCredentialUse : SECPKG_CRED -> 'uint32_t'
// pvLogonId : void* optional -> 'void *'
// pAuthData : void* optional -> 'void *'
// pGetKeyFn : SEC_GET_KEY_FN optional -> 'void *'
// pvGetKeyArgument : void* optional -> 'void *'
// phCredential : SecHandle* out -> 'void *'
// ptsExpiry : LONGLONG* optional, out -> 'int64_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
// コールバック(関数ポインタ)は koffi.proto/koffi.register で型を定義して渡す(素の void* では JS 関数を渡せない)。

const lib = Deno.dlopen("SECUR32.dll", {
  AcquireCredentialsHandleW: { parameters: ["buffer", "buffer", "u32", "pointer", "pointer", "pointer", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry)
// pszPrincipal : LPWSTR optional -> "buffer"
// pszPackage : LPWSTR -> "buffer"
// fCredentialUse : SECPKG_CRED -> "u32"
// pvLogonId : void* optional -> "pointer"
// pAuthData : void* optional -> "pointer"
// pGetKeyFn : SEC_GET_KEY_FN optional -> "pointer"
// pvGetKeyArgument : void* optional -> "pointer"
// phCredential : SecHandle* out -> "pointer"
// ptsExpiry : LONGLONG* optional, out -> "pointer"
// 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
int32_t AcquireCredentialsHandleW(
    const uint16_t* pszPrincipal,
    const uint16_t* pszPackage,
    uint32_t fCredentialUse,
    void* pvLogonId,
    void* pAuthData,
    void* pGetKeyFn,
    void* pvGetKeyArgument,
    void* phCredential,
    int64_t* ptsExpiry);
C, "SECUR32.dll");
// $ffi->AcquireCredentialsHandleW(pszPrincipal, pszPackage, fCredentialUse, pvLogonId, pAuthData, pGetKeyFn, pvGetKeyArgument, phCredential, ptsExpiry);
// pszPrincipal : LPWSTR optional
// pszPackage : LPWSTR
// fCredentialUse : SECPKG_CRED
// pvLogonId : void* optional
// pAuthData : void* optional
// pGetKeyFn : SEC_GET_KEY_FN optional
// pvGetKeyArgument : void* optional
// phCredential : SecHandle* out
// ptsExpiry : LONGLONG* 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 Secur32 extends StdCallLibrary {
    Secur32 INSTANCE = Native.load("secur32", Secur32.class, W32APIOptions.UNICODE_OPTIONS);
    int AcquireCredentialsHandleW(
        WString pszPrincipal,   // LPWSTR optional
        WString pszPackage,   // LPWSTR
        int fCredentialUse,   // SECPKG_CRED
        Pointer pvLogonId,   // void* optional
        Pointer pAuthData,   // void* optional
        Callback pGetKeyFn,   // SEC_GET_KEY_FN optional
        Pointer pvGetKeyArgument,   // void* optional
        Pointer phCredential,   // SecHandle* out
        LongByReference ptsExpiry   // LONGLONG* optional, out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("secur32")]
lib LibSECUR32
  fun AcquireCredentialsHandleW = AcquireCredentialsHandleW(
    pszPrincipal : UInt16*,   # LPWSTR optional
    pszPackage : UInt16*,   # LPWSTR
    fCredentialUse : UInt32,   # SECPKG_CRED
    pvLogonId : Void*,   # void* optional
    pAuthData : Void*,   # void* optional
    pGetKeyFn : Void*,   # SEC_GET_KEY_FN optional
    pvGetKeyArgument : Void*,   # void* optional
    phCredential : SecHandle*,   # SecHandle* out
    ptsExpiry : Int64*   # LONGLONG* optional, out
  ) : Int32
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 AcquireCredentialsHandleWNative = Int32 Function(Pointer<Utf16>, Pointer<Utf16>, Uint32, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Int64>);
typedef AcquireCredentialsHandleWDart = int Function(Pointer<Utf16>, Pointer<Utf16>, int, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Void>, Pointer<Int64>);
final AcquireCredentialsHandleW = DynamicLibrary.open('SECUR32.dll')
    .lookupFunction<AcquireCredentialsHandleWNative, AcquireCredentialsHandleWDart>('AcquireCredentialsHandleW');
// pszPrincipal : LPWSTR optional -> Pointer<Utf16>
// pszPackage : LPWSTR -> Pointer<Utf16>
// fCredentialUse : SECPKG_CRED -> Uint32
// pvLogonId : void* optional -> Pointer<Void>
// pAuthData : void* optional -> Pointer<Void>
// pGetKeyFn : SEC_GET_KEY_FN optional -> Pointer<Void>
// pvGetKeyArgument : void* optional -> Pointer<Void>
// phCredential : SecHandle* out -> Pointer<Void>
// ptsExpiry : LONGLONG* optional, out -> Pointer<Int64>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function AcquireCredentialsHandleW(
  pszPrincipal: PWideChar;   // LPWSTR optional
  pszPackage: PWideChar;   // LPWSTR
  fCredentialUse: DWORD;   // SECPKG_CRED
  pvLogonId: Pointer;   // void* optional
  pAuthData: Pointer;   // void* optional
  pGetKeyFn: Pointer;   // SEC_GET_KEY_FN optional
  pvGetKeyArgument: Pointer;   // void* optional
  phCredential: Pointer;   // SecHandle* out
  ptsExpiry: Pointer   // LONGLONG* optional, out
): Integer; stdcall;
  external 'SECUR32.dll' name 'AcquireCredentialsHandleW';

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

foreign import stdcall safe "AcquireCredentialsHandleW"
  c_AcquireCredentialsHandleW :: CWString -> CWString -> Word32 -> Ptr () -> Ptr () -> Ptr () -> Ptr () -> Ptr () -> Ptr Int64 -> IO Int32
-- pszPrincipal : LPWSTR optional -> CWString
-- pszPackage : LPWSTR -> CWString
-- fCredentialUse : SECPKG_CRED -> Word32
-- pvLogonId : void* optional -> Ptr ()
-- pAuthData : void* optional -> Ptr ()
-- pGetKeyFn : SEC_GET_KEY_FN optional -> Ptr ()
-- pvGetKeyArgument : void* optional -> Ptr ()
-- phCredential : SecHandle* out -> Ptr ()
-- ptsExpiry : LONGLONG* optional, out -> Ptr Int64
-- 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 acquirecredentialshandlew =
  foreign "AcquireCredentialsHandleW"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> uint32_t @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> (ptr int64_t) @-> returning int32_t)
(* pszPrincipal : LPWSTR optional -> (ptr uint16_t) *)
(* pszPackage : LPWSTR -> (ptr uint16_t) *)
(* fCredentialUse : SECPKG_CRED -> uint32_t *)
(* pvLogonId : void* optional -> (ptr void) *)
(* pAuthData : void* optional -> (ptr void) *)
(* pGetKeyFn : SEC_GET_KEY_FN optional -> (ptr void) *)
(* pvGetKeyArgument : void* optional -> (ptr void) *)
(* phCredential : SecHandle* out -> (ptr void) *)
(* ptsExpiry : LONGLONG* optional, out -> (ptr int64_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 secur32 (t "SECUR32.dll"))
(cffi:use-foreign-library secur32)

(cffi:defcfun ("AcquireCredentialsHandleW" acquire-credentials-handle-w :convention :stdcall) :int32
  (psz-principal (:string :encoding :utf-16le))   ; LPWSTR optional
  (psz-package (:string :encoding :utf-16le))   ; LPWSTR
  (f-credential-use :uint32)   ; SECPKG_CRED
  (pv-logon-id :pointer)   ; void* optional
  (p-auth-data :pointer)   ; void* optional
  (p-get-key-fn :pointer)   ; SEC_GET_KEY_FN optional
  (pv-get-key-argument :pointer)   ; void* optional
  (ph-credential :pointer)   ; SecHandle* out
  (pts-expiry :pointer))   ; LONGLONG* optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $AcquireCredentialsHandleW = Win32::API::More->new('SECUR32',
    'int AcquireCredentialsHandleW(LPCWSTR pszPrincipal, LPCWSTR pszPackage, DWORD fCredentialUse, LPVOID pvLogonId, LPVOID pAuthData, LPVOID pGetKeyFn, LPVOID pvGetKeyArgument, LPVOID phCredential, LPVOID ptsExpiry)');
# my $ret = $AcquireCredentialsHandleW->Call($pszPrincipal, $pszPackage, $fCredentialUse, $pvLogonId, $pAuthData, $pGetKeyFn, $pvGetKeyArgument, $phCredential, $ptsExpiry);
# pszPrincipal : LPWSTR optional -> LPCWSTR
# pszPackage : LPWSTR -> LPCWSTR
# fCredentialUse : SECPKG_CRED -> DWORD
# pvLogonId : void* optional -> LPVOID
# pAuthData : void* optional -> LPVOID
# pGetKeyFn : SEC_GET_KEY_FN optional -> LPVOID
# pvGetKeyArgument : void* optional -> LPVOID
# phCredential : SecHandle* out -> LPVOID
# ptsExpiry : LONGLONG* optional, out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# コールバック(関数ポインタ)は Perl sub を直接渡せません。Win32::API::Callback を使用してください。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。