ホーム › Security.Authorization › AuthzFreeContext

AuthzFreeContext

関数

Authzクライアントコンテキストを解放する。

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 AuthzFreeContext(
    AUTHZ_CLIENT_CONTEXT_HANDLE hAuthzClientContext
);

パラメーター

名前	型	方向
hAuthzClientContext	AUTHZ_CLIENT_CONTEXT_HANDLE	in

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL AuthzFreeContext(
    AUTHZ_CLIENT_CONTEXT_HANDLE hAuthzClientContext
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("AUTHZ.dll", SetLastError = true, ExactSpelling = true)]
static extern bool AuthzFreeContext(
    IntPtr hAuthzClientContext   // AUTHZ_CLIENT_CONTEXT_HANDLE
);

<DllImport("AUTHZ.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function AuthzFreeContext(
    hAuthzClientContext As IntPtr   ' AUTHZ_CLIENT_CONTEXT_HANDLE
) As Boolean
End Function

' hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE
Declare PtrSafe Function AuthzFreeContext Lib "authz" ( _
    ByVal hAuthzClientContext 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

AuthzFreeContext = ctypes.windll.authz.AuthzFreeContext
AuthzFreeContext.restype = wintypes.BOOL
AuthzFreeContext.argtypes = [
    wintypes.HANDLE,  # hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('AUTHZ.dll')
AuthzFreeContext = Fiddle::Function.new(
  lib['AuthzFreeContext'],
  [
    Fiddle::TYPE_VOIDP,  # hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE
  ],
  Fiddle::TYPE_INT)

#[link(name = "authz")]
extern "system" {
    fn AuthzFreeContext(
        hAuthzClientContext: *mut core::ffi::c_void  // AUTHZ_CLIENT_CONTEXT_HANDLE
    ) -> 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 AuthzFreeContext(IntPtr hAuthzClientContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'AUTHZ_AuthzFreeContext' -Namespace Win32 -PassThru
# $api::AuthzFreeContext(hAuthzClientContext)

#uselib "AUTHZ.dll"
#func global AuthzFreeContext "AuthzFreeContext" sptr
; AuthzFreeContext hAuthzClientContext   ; 戻り値は stat
; hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "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。

#uselib "AUTHZ.dll"
#cfunc global AuthzFreeContext "AuthzFreeContext" sptr
; res = AuthzFreeContext(hAuthzClientContext)
; hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "sptr"

; BOOL AuthzFreeContext(AUTHZ_CLIENT_CONTEXT_HANDLE hAuthzClientContext)
#uselib "AUTHZ.dll"
#cfunc global AuthzFreeContext "AuthzFreeContext" intptr
; res = AuthzFreeContext(hAuthzClientContext)
; hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "intptr"

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

var (
	authz = windows.NewLazySystemDLL("AUTHZ.dll")
	procAuthzFreeContext = authz.NewProc("AuthzFreeContext")
)

// hAuthzClientContext (AUTHZ_CLIENT_CONTEXT_HANDLE)
r1, _, err := procAuthzFreeContext.Call(
	uintptr(hAuthzClientContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function AuthzFreeContext(
  hAuthzClientContext: THandle   // AUTHZ_CLIENT_CONTEXT_HANDLE
): BOOL; stdcall;
  external 'AUTHZ.dll' name 'AuthzFreeContext';

result := DllCall("AUTHZ\AuthzFreeContext"
    , "Ptr", hAuthzClientContext   ; AUTHZ_CLIENT_CONTEXT_HANDLE
    , "Int")   ; return: BOOL

●AuthzFreeContext(hAuthzClientContext) = DLL("AUTHZ.dll", "bool AuthzFreeContext(void*)")
# 呼び出し: AuthzFreeContext(hAuthzClientContext)
# hAuthzClientContext : AUTHZ_CLIENT_CONTEXT_HANDLE -> "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)。