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AuthzCachedAccessCheck

関数

キャッシュ済みの結果を用いて高速にアクセスチェックを行う。

DLLAUTHZ.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

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

BOOL AuthzCachedAccessCheck(
    DWORD Flags,
    AUTHZ_ACCESS_CHECK_RESULTS_HANDLE hAccessCheckResults,
    AUTHZ_ACCESS_REQUEST* pRequest,
    AUTHZ_AUDIT_EVENT_HANDLE hAuditEvent,   // optional
    AUTHZ_ACCESS_REPLY* pReply
);

パラメーター

名前	型	方向
Flags	DWORD	in
hAccessCheckResults	AUTHZ_ACCESS_CHECK_RESULTS_HANDLE	in
pRequest	AUTHZ_ACCESS_REQUEST*	in
hAuditEvent	AUTHZ_AUDIT_EVENT_HANDLE	inoptional
pReply	AUTHZ_ACCESS_REPLY*	inout

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL AuthzCachedAccessCheck(
    DWORD Flags,
    AUTHZ_ACCESS_CHECK_RESULTS_HANDLE hAccessCheckResults,
    AUTHZ_ACCESS_REQUEST* pRequest,
    AUTHZ_AUDIT_EVENT_HANDLE hAuditEvent,   // optional
    AUTHZ_ACCESS_REPLY* pReply
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("AUTHZ.dll", SetLastError = true, ExactSpelling = true)]
static extern bool AuthzCachedAccessCheck(
    uint Flags,   // DWORD
    IntPtr hAccessCheckResults,   // AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
    IntPtr pRequest,   // AUTHZ_ACCESS_REQUEST*
    IntPtr hAuditEvent,   // AUTHZ_AUDIT_EVENT_HANDLE optional
    IntPtr pReply   // AUTHZ_ACCESS_REPLY* in/out
);

<DllImport("AUTHZ.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function AuthzCachedAccessCheck(
    Flags As UInteger,   ' DWORD
    hAccessCheckResults As IntPtr,   ' AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
    pRequest As IntPtr,   ' AUTHZ_ACCESS_REQUEST*
    hAuditEvent As IntPtr,   ' AUTHZ_AUDIT_EVENT_HANDLE optional
    pReply As IntPtr   ' AUTHZ_ACCESS_REPLY* in/out
) As Boolean
End Function

' Flags : DWORD
' hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
' pRequest : AUTHZ_ACCESS_REQUEST*
' hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional
' pReply : AUTHZ_ACCESS_REPLY* in/out
Declare PtrSafe Function AuthzCachedAccessCheck Lib "authz" ( _
    ByVal Flags As Long, _
    ByVal hAccessCheckResults As LongPtr, _
    ByVal pRequest As LongPtr, _
    ByVal hAuditEvent As LongPtr, _
    ByVal pReply 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

AuthzCachedAccessCheck = ctypes.windll.authz.AuthzCachedAccessCheck
AuthzCachedAccessCheck.restype = wintypes.BOOL
AuthzCachedAccessCheck.argtypes = [
    wintypes.DWORD,  # Flags : DWORD
    wintypes.HANDLE,  # hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
    ctypes.c_void_p,  # pRequest : AUTHZ_ACCESS_REQUEST*
    wintypes.HANDLE,  # hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional
    ctypes.c_void_p,  # pReply : AUTHZ_ACCESS_REPLY* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('AUTHZ.dll')
AuthzCachedAccessCheck = Fiddle::Function.new(
  lib['AuthzCachedAccessCheck'],
  [
    -Fiddle::TYPE_INT,  # Flags : DWORD
    Fiddle::TYPE_VOIDP,  # hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
    Fiddle::TYPE_VOIDP,  # pRequest : AUTHZ_ACCESS_REQUEST*
    Fiddle::TYPE_VOIDP,  # hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional
    Fiddle::TYPE_VOIDP,  # pReply : AUTHZ_ACCESS_REPLY* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "authz")]
extern "system" {
    fn AuthzCachedAccessCheck(
        Flags: u32,  // DWORD
        hAccessCheckResults: *mut core::ffi::c_void,  // AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
        pRequest: *mut AUTHZ_ACCESS_REQUEST,  // AUTHZ_ACCESS_REQUEST*
        hAuditEvent: *mut core::ffi::c_void,  // AUTHZ_AUDIT_EVENT_HANDLE optional
        pReply: *mut AUTHZ_ACCESS_REPLY  // AUTHZ_ACCESS_REPLY* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("AUTHZ.dll", SetLastError = true)]
public static extern bool AuthzCachedAccessCheck(uint Flags, IntPtr hAccessCheckResults, IntPtr pRequest, IntPtr hAuditEvent, IntPtr pReply);
"@
$api = Add-Type -MemberDefinition $sig -Name 'AUTHZ_AuthzCachedAccessCheck' -Namespace Win32 -PassThru
# $api::AuthzCachedAccessCheck(Flags, hAccessCheckResults, pRequest, hAuditEvent, pReply)

#uselib "AUTHZ.dll"
#func global AuthzCachedAccessCheck "AuthzCachedAccessCheck" sptr, sptr, sptr, sptr, sptr
; AuthzCachedAccessCheck Flags, hAccessCheckResults, varptr(pRequest), hAuditEvent, varptr(pReply)   ; 戻り値は stat
; Flags : DWORD -> "sptr"
; hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE -> "sptr"
; pRequest : AUTHZ_ACCESS_REQUEST* -> "sptr"
; hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional -> "sptr"
; pReply : AUTHZ_ACCESS_REPLY* in/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 "AUTHZ.dll"
#cfunc global AuthzCachedAccessCheck "AuthzCachedAccessCheck" int, sptr, var, sptr, var
; res = AuthzCachedAccessCheck(Flags, hAccessCheckResults, pRequest, hAuditEvent, pReply)
; Flags : DWORD -> "int"
; hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE -> "sptr"
; pRequest : AUTHZ_ACCESS_REQUEST* -> "var"
; hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional -> "sptr"
; pReply : AUTHZ_ACCESS_REPLY* in/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 "AUTHZ.dll"
#cfunc global AuthzCachedAccessCheck "AuthzCachedAccessCheck" int, sptr, sptr, sptr, sptr
; res = AuthzCachedAccessCheck(Flags, hAccessCheckResults, varptr(pRequest), hAuditEvent, varptr(pReply))
; Flags : DWORD -> "int"
; hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE -> "sptr"
; pRequest : AUTHZ_ACCESS_REQUEST* -> "sptr"
; hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional -> "sptr"
; pReply : AUTHZ_ACCESS_REPLY* in/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:

; BOOL AuthzCachedAccessCheck(DWORD Flags, AUTHZ_ACCESS_CHECK_RESULTS_HANDLE hAccessCheckResults, AUTHZ_ACCESS_REQUEST* pRequest, AUTHZ_AUDIT_EVENT_HANDLE hAuditEvent, AUTHZ_ACCESS_REPLY* pReply)
#uselib "AUTHZ.dll"
#cfunc global AuthzCachedAccessCheck "AuthzCachedAccessCheck" int, intptr, var, intptr, var
; res = AuthzCachedAccessCheck(Flags, hAccessCheckResults, pRequest, hAuditEvent, pReply)
; Flags : DWORD -> "int"
; hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE -> "intptr"
; pRequest : AUTHZ_ACCESS_REQUEST* -> "var"
; hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional -> "intptr"
; pReply : AUTHZ_ACCESS_REPLY* in/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。; BOOL AuthzCachedAccessCheck(DWORD Flags, AUTHZ_ACCESS_CHECK_RESULTS_HANDLE hAccessCheckResults, AUTHZ_ACCESS_REQUEST* pRequest, AUTHZ_AUDIT_EVENT_HANDLE hAuditEvent, AUTHZ_ACCESS_REPLY* pReply)
#uselib "AUTHZ.dll"
#cfunc global AuthzCachedAccessCheck "AuthzCachedAccessCheck" int, intptr, intptr, intptr, intptr
; res = AuthzCachedAccessCheck(Flags, hAccessCheckResults, varptr(pRequest), hAuditEvent, varptr(pReply))
; Flags : DWORD -> "int"
; hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE -> "intptr"
; pRequest : AUTHZ_ACCESS_REQUEST* -> "intptr"
; hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional -> "intptr"
; pReply : AUTHZ_ACCESS_REPLY* in/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 (
	authz = windows.NewLazySystemDLL("AUTHZ.dll")
	procAuthzCachedAccessCheck = authz.NewProc("AuthzCachedAccessCheck")
)

// Flags (DWORD), hAccessCheckResults (AUTHZ_ACCESS_CHECK_RESULTS_HANDLE), pRequest (AUTHZ_ACCESS_REQUEST*), hAuditEvent (AUTHZ_AUDIT_EVENT_HANDLE optional), pReply (AUTHZ_ACCESS_REPLY* in/out)
r1, _, err := procAuthzCachedAccessCheck.Call(
	uintptr(Flags),
	uintptr(hAccessCheckResults),
	uintptr(pRequest),
	uintptr(hAuditEvent),
	uintptr(pReply),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function AuthzCachedAccessCheck(
  Flags: DWORD;   // DWORD
  hAccessCheckResults: THandle;   // AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
  pRequest: Pointer;   // AUTHZ_ACCESS_REQUEST*
  hAuditEvent: THandle;   // AUTHZ_AUDIT_EVENT_HANDLE optional
  pReply: Pointer   // AUTHZ_ACCESS_REPLY* in/out
): BOOL; stdcall;
  external 'AUTHZ.dll' name 'AuthzCachedAccessCheck';

result := DllCall("AUTHZ\AuthzCachedAccessCheck"
    , "UInt", Flags   ; DWORD
    , "Ptr", hAccessCheckResults   ; AUTHZ_ACCESS_CHECK_RESULTS_HANDLE
    , "Ptr", pRequest   ; AUTHZ_ACCESS_REQUEST*
    , "Ptr", hAuditEvent   ; AUTHZ_AUDIT_EVENT_HANDLE optional
    , "Ptr", pReply   ; AUTHZ_ACCESS_REPLY* in/out
    , "Int")   ; return: BOOL

●AuthzCachedAccessCheck(Flags, hAccessCheckResults, pRequest, hAuditEvent, pReply) = DLL("AUTHZ.dll", "bool AuthzCachedAccessCheck(dword, void*, void*, void*, void*)")
# 呼び出し: AuthzCachedAccessCheck(Flags, hAccessCheckResults, pRequest, hAuditEvent, pReply)
# Flags : DWORD -> "dword"
# hAccessCheckResults : AUTHZ_ACCESS_CHECK_RESULTS_HANDLE -> "void*"
# pRequest : AUTHZ_ACCESS_REQUEST* -> "void*"
# hAuditEvent : AUTHZ_AUDIT_EVENT_HANDLE optional -> "void*"
# pReply : AUTHZ_ACCESS_REPLY* in/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)。