Win32 API 日本語リファレンス
ホームSecurity.Cryptography › CryptUpdateProtectedState

CryptUpdateProtectedState

関数
ユーザーSID変更後にDPAPI保護状態を更新する。
DLLCRYPT32.dll呼出規約winapiSetLastErrorあり対応OSWindows Vista 以降

シグネチャ

// CRYPT32.dll
#include <windows.h>

BOOL CryptUpdateProtectedState(
    PSID pOldSid,   // optional
    LPCWSTR pwszOldPassword,   // optional
    DWORD dwFlags,
    DWORD* pdwSuccessCount,   // optional
    DWORD* pdwFailureCount   // optional
);

パラメーター

名前方向
pOldSidPSIDinoptional
pwszOldPasswordLPCWSTRinoptional
dwFlagsDWORDin
pdwSuccessCountDWORD*outoptional
pdwFailureCountDWORD*outoptional

戻り値の型: BOOL

各言語での呼び出し定義

// CRYPT32.dll
#include <windows.h>

BOOL CryptUpdateProtectedState(
    PSID pOldSid,   // optional
    LPCWSTR pwszOldPassword,   // optional
    DWORD dwFlags,
    DWORD* pdwSuccessCount,   // optional
    DWORD* pdwFailureCount   // optional
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool CryptUpdateProtectedState(
    IntPtr pOldSid,   // PSID optional
    [MarshalAs(UnmanagedType.LPWStr)] string pwszOldPassword,   // LPCWSTR optional
    uint dwFlags,   // DWORD
    IntPtr pdwSuccessCount,   // DWORD* optional, out
    IntPtr pdwFailureCount   // DWORD* optional, out
);
<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptUpdateProtectedState(
    pOldSid As IntPtr,   ' PSID optional
    <MarshalAs(UnmanagedType.LPWStr)> pwszOldPassword As String,   ' LPCWSTR optional
    dwFlags As UInteger,   ' DWORD
    pdwSuccessCount As IntPtr,   ' DWORD* optional, out
    pdwFailureCount As IntPtr   ' DWORD* optional, out
) As Boolean
End Function
' pOldSid : PSID optional
' pwszOldPassword : LPCWSTR optional
' dwFlags : DWORD
' pdwSuccessCount : DWORD* optional, out
' pdwFailureCount : DWORD* optional, out
Declare PtrSafe Function CryptUpdateProtectedState Lib "crypt32" ( _
    ByVal pOldSid As LongPtr, _
    ByVal pwszOldPassword As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal pdwSuccessCount As LongPtr, _
    ByVal pdwFailureCount As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

CryptUpdateProtectedState = ctypes.windll.crypt32.CryptUpdateProtectedState
CryptUpdateProtectedState.restype = wintypes.BOOL
CryptUpdateProtectedState.argtypes = [
    wintypes.HANDLE,  # pOldSid : PSID optional
    wintypes.LPCWSTR,  # pwszOldPassword : LPCWSTR optional
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pdwSuccessCount : DWORD* optional, out
    ctypes.POINTER(wintypes.DWORD),  # pdwFailureCount : DWORD* optional, out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CryptUpdateProtectedState = Fiddle::Function.new(
  lib['CryptUpdateProtectedState'],
  [
    Fiddle::TYPE_VOIDP,  # pOldSid : PSID optional
    Fiddle::TYPE_VOIDP,  # pwszOldPassword : LPCWSTR optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pdwSuccessCount : DWORD* optional, out
    Fiddle::TYPE_VOIDP,  # pdwFailureCount : DWORD* optional, out
  ],
  Fiddle::TYPE_INT)
#[link(name = "crypt32")]
extern "system" {
    fn CryptUpdateProtectedState(
        pOldSid: *mut core::ffi::c_void,  // PSID optional
        pwszOldPassword: *const u16,  // LPCWSTR optional
        dwFlags: u32,  // DWORD
        pdwSuccessCount: *mut u32,  // DWORD* optional, out
        pdwFailureCount: *mut u32  // DWORD* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", SetLastError = true)]
public static extern bool CryptUpdateProtectedState(IntPtr pOldSid, [MarshalAs(UnmanagedType.LPWStr)] string pwszOldPassword, uint dwFlags, IntPtr pdwSuccessCount, IntPtr pdwFailureCount);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CryptUpdateProtectedState' -Namespace Win32 -PassThru
# $api::CryptUpdateProtectedState(pOldSid, pwszOldPassword, dwFlags, pdwSuccessCount, pdwFailureCount)
#uselib "CRYPT32.dll"
#func global CryptUpdateProtectedState "CryptUpdateProtectedState" sptr, sptr, sptr, sptr, sptr
; CryptUpdateProtectedState pOldSid, pwszOldPassword, dwFlags, varptr(pdwSuccessCount), varptr(pdwFailureCount)   ; 戻り値は stat
; pOldSid : PSID optional -> "sptr"
; pwszOldPassword : LPCWSTR optional -> "sptr"
; dwFlags : DWORD -> "sptr"
; pdwSuccessCount : DWORD* optional, out -> "sptr"
; pdwFailureCount : DWORD* optional, out -> "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。
出力引数:
#uselib "CRYPT32.dll"
#cfunc global CryptUpdateProtectedState "CryptUpdateProtectedState" sptr, wstr, int, var, var
; res = CryptUpdateProtectedState(pOldSid, pwszOldPassword, dwFlags, pdwSuccessCount, pdwFailureCount)
; pOldSid : PSID optional -> "sptr"
; pwszOldPassword : LPCWSTR optional -> "wstr"
; dwFlags : DWORD -> "int"
; pdwSuccessCount : DWORD* optional, out -> "var"
; pdwFailureCount : DWORD* 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。
出力引数:
; BOOL CryptUpdateProtectedState(PSID pOldSid, LPCWSTR pwszOldPassword, DWORD dwFlags, DWORD* pdwSuccessCount, DWORD* pdwFailureCount)
#uselib "CRYPT32.dll"
#cfunc global CryptUpdateProtectedState "CryptUpdateProtectedState" intptr, wstr, int, var, var
; res = CryptUpdateProtectedState(pOldSid, pwszOldPassword, dwFlags, pdwSuccessCount, pdwFailureCount)
; pOldSid : PSID optional -> "intptr"
; pwszOldPassword : LPCWSTR optional -> "wstr"
; dwFlags : DWORD -> "int"
; pdwSuccessCount : DWORD* optional, out -> "var"
; pdwFailureCount : DWORD* 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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCryptUpdateProtectedState = crypt32.NewProc("CryptUpdateProtectedState")
)

// pOldSid (PSID optional), pwszOldPassword (LPCWSTR optional), dwFlags (DWORD), pdwSuccessCount (DWORD* optional, out), pdwFailureCount (DWORD* optional, out)
r1, _, err := procCryptUpdateProtectedState.Call(
	uintptr(pOldSid),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszOldPassword))),
	uintptr(dwFlags),
	uintptr(pdwSuccessCount),
	uintptr(pdwFailureCount),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function CryptUpdateProtectedState(
  pOldSid: THandle;   // PSID optional
  pwszOldPassword: PWideChar;   // LPCWSTR optional
  dwFlags: DWORD;   // DWORD
  pdwSuccessCount: Pointer;   // DWORD* optional, out
  pdwFailureCount: Pointer   // DWORD* optional, out
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CryptUpdateProtectedState';
result := DllCall("CRYPT32\CryptUpdateProtectedState"
    , "Ptr", pOldSid   ; PSID optional
    , "WStr", pwszOldPassword   ; LPCWSTR optional
    , "UInt", dwFlags   ; DWORD
    , "Ptr", pdwSuccessCount   ; DWORD* optional, out
    , "Ptr", pdwFailureCount   ; DWORD* optional, out
    , "Int")   ; return: BOOL
●CryptUpdateProtectedState(pOldSid, pwszOldPassword, dwFlags, pdwSuccessCount, pdwFailureCount) = DLL("CRYPT32.dll", "bool CryptUpdateProtectedState(void*, char*, dword, void*, void*)")
# 呼び出し: CryptUpdateProtectedState(pOldSid, pwszOldPassword, dwFlags, pdwSuccessCount, pdwFailureCount)
# pOldSid : PSID optional -> "void*"
# pwszOldPassword : LPCWSTR optional -> "char*"
# dwFlags : DWORD -> "dword"
# pdwSuccessCount : DWORD* optional, out -> "void*"
# pdwFailureCount : DWORD* 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)。