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DsFreeDomainControllerInfoA
関数DsGetDomainControllerInfoが返したDC情報バッファを解放する。
シグネチャ
// NTDSAPI.dll (ANSI / -A)
#include <windows.h>
void DsFreeDomainControllerInfoA(
DWORD InfoLevel,
DWORD cInfo,
void* pInfo
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| InfoLevel | DWORD | in | 解放する情報の詳細レベル。取得時と同じ値を指定する。 |
| cInfo | DWORD | in | 解放するDC情報エントリ数。 |
| pInfo | void* | in | DsGetDomainControllerInfoAが返した情報配列へのポインタ。これを解放する。 |
戻り値の型: void
各言語での呼び出し定義
// NTDSAPI.dll (ANSI / -A)
#include <windows.h>
void DsFreeDomainControllerInfoA(
DWORD InfoLevel,
DWORD cInfo,
void* pInfo
);[DllImport("NTDSAPI.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern void DsFreeDomainControllerInfoA(
uint InfoLevel, // DWORD
uint cInfo, // DWORD
IntPtr pInfo // void*
);<DllImport("NTDSAPI.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Sub DsFreeDomainControllerInfoA(
InfoLevel As UInteger, ' DWORD
cInfo As UInteger, ' DWORD
pInfo As IntPtr ' void*
)
End Sub' InfoLevel : DWORD
' cInfo : DWORD
' pInfo : void*
Declare PtrSafe Sub DsFreeDomainControllerInfoA Lib "ntdsapi" ( _
ByVal InfoLevel As Long, _
ByVal cInfo As Long, _
ByVal pInfo As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
DsFreeDomainControllerInfoA = ctypes.windll.ntdsapi.DsFreeDomainControllerInfoA
DsFreeDomainControllerInfoA.restype = None
DsFreeDomainControllerInfoA.argtypes = [
wintypes.DWORD, # InfoLevel : DWORD
wintypes.DWORD, # cInfo : DWORD
ctypes.POINTER(None), # pInfo : void*
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('NTDSAPI.dll')
DsFreeDomainControllerInfoA = Fiddle::Function.new(
lib['DsFreeDomainControllerInfoA'],
[
-Fiddle::TYPE_INT, # InfoLevel : DWORD
-Fiddle::TYPE_INT, # cInfo : DWORD
Fiddle::TYPE_VOIDP, # pInfo : void*
],
Fiddle::TYPE_VOID)#[link(name = "ntdsapi")]
extern "system" {
fn DsFreeDomainControllerInfoA(
InfoLevel: u32, // DWORD
cInfo: u32, // DWORD
pInfo: *mut () // void*
);
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("NTDSAPI.dll", CharSet = CharSet.Ansi)]
public static extern void DsFreeDomainControllerInfoA(uint InfoLevel, uint cInfo, IntPtr pInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NTDSAPI_DsFreeDomainControllerInfoA' -Namespace Win32 -PassThru
# $api::DsFreeDomainControllerInfoA(InfoLevel, cInfo, pInfo)#uselib "NTDSAPI.dll"
#func global DsFreeDomainControllerInfoA "DsFreeDomainControllerInfoA" sptr, sptr, sptr
; DsFreeDomainControllerInfoA InfoLevel, cInfo, pInfo
; InfoLevel : DWORD -> "sptr"
; cInfo : DWORD -> "sptr"
; pInfo : void* -> "sptr"#uselib "NTDSAPI.dll"
#func global DsFreeDomainControllerInfoA "DsFreeDomainControllerInfoA" int, int, sptr
; DsFreeDomainControllerInfoA InfoLevel, cInfo, pInfo
; InfoLevel : DWORD -> "int"
; cInfo : DWORD -> "int"
; pInfo : void* -> "sptr"; void DsFreeDomainControllerInfoA(DWORD InfoLevel, DWORD cInfo, void* pInfo)
#uselib "NTDSAPI.dll"
#func global DsFreeDomainControllerInfoA "DsFreeDomainControllerInfoA" int, int, intptr
; DsFreeDomainControllerInfoA InfoLevel, cInfo, pInfo
; InfoLevel : DWORD -> "int"
; cInfo : DWORD -> "int"
; pInfo : void* -> "intptr"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
ntdsapi = windows.NewLazySystemDLL("NTDSAPI.dll")
procDsFreeDomainControllerInfoA = ntdsapi.NewProc("DsFreeDomainControllerInfoA")
)
// InfoLevel (DWORD), cInfo (DWORD), pInfo (void*)
r1, _, err := procDsFreeDomainControllerInfoA.Call(
uintptr(InfoLevel),
uintptr(cInfo),
uintptr(pInfo),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // voidprocedure DsFreeDomainControllerInfoA(
InfoLevel: DWORD; // DWORD
cInfo: DWORD; // DWORD
pInfo: Pointer // void*
); stdcall;
external 'NTDSAPI.dll' name 'DsFreeDomainControllerInfoA';result := DllCall("NTDSAPI\DsFreeDomainControllerInfoA"
, "UInt", InfoLevel ; DWORD
, "UInt", cInfo ; DWORD
, "Ptr", pInfo ; void*
, "Int") ; return: void●DsFreeDomainControllerInfoA(InfoLevel, cInfo, pInfo) = DLL("NTDSAPI.dll", "int DsFreeDomainControllerInfoA(dword, dword, void*)")
# 呼び出し: DsFreeDomainControllerInfoA(InfoLevel, cInfo, pInfo)
# InfoLevel : DWORD -> "dword"
# cInfo : DWORD -> "dword"
# pInfo : void* -> "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)。const std = @import("std");
extern "ntdsapi" fn DsFreeDomainControllerInfoA(
InfoLevel: u32, // DWORD
cInfo: u32, // DWORD
pInfo: ?*anyopaque // void*
) callconv(std.os.windows.WINAPI) void;proc DsFreeDomainControllerInfoA(
InfoLevel: uint32, # DWORD
cInfo: uint32, # DWORD
pInfo: pointer # void*
) {.importc: "DsFreeDomainControllerInfoA", stdcall, dynlib: "NTDSAPI.dll".}pragma(lib, "ntdsapi");
extern(Windows)
void DsFreeDomainControllerInfoA(
uint InfoLevel, // DWORD
uint cInfo, // DWORD
void* pInfo // void*
);ccall((:DsFreeDomainControllerInfoA, "NTDSAPI.dll"), stdcall, Cvoid,
(UInt32, UInt32, Ptr{Cvoid}),
InfoLevel, cInfo, pInfo)
# InfoLevel : DWORD -> UInt32
# cInfo : DWORD -> UInt32
# pInfo : void* -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
void DsFreeDomainControllerInfoA(
uint32_t InfoLevel,
uint32_t cInfo,
void* pInfo);
]]
local ntdsapi = ffi.load("ntdsapi")
-- ntdsapi.DsFreeDomainControllerInfoA(InfoLevel, cInfo, pInfo)
-- InfoLevel : DWORD
-- cInfo : DWORD
-- pInfo : void*
-- 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。const koffi = require('koffi');
const lib = koffi.load('NTDSAPI.dll');
const DsFreeDomainControllerInfoA = lib.func('__stdcall', 'DsFreeDomainControllerInfoA', 'void', ['uint32_t', 'uint32_t', 'void *']);
// DsFreeDomainControllerInfoA(InfoLevel, cInfo, pInfo)
// InfoLevel : DWORD -> 'uint32_t'
// cInfo : DWORD -> 'uint32_t'
// pInfo : void* -> 'void *'
// 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("NTDSAPI.dll", {
DsFreeDomainControllerInfoA: { parameters: ["u32", "u32", "pointer"], result: "void" },
});
// lib.symbols.DsFreeDomainControllerInfoA(InfoLevel, cInfo, pInfo)
// InfoLevel : DWORD -> "u32"
// cInfo : DWORD -> "u32"
// pInfo : void* -> "pointer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
void DsFreeDomainControllerInfoA(
uint32_t InfoLevel,
uint32_t cInfo,
void* pInfo);
C, "NTDSAPI.dll");
// $ffi->DsFreeDomainControllerInfoA(InfoLevel, cInfo, pInfo);
// InfoLevel : DWORD
// cInfo : DWORD
// pInfo : void*
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Ntdsapi extends StdCallLibrary {
Ntdsapi INSTANCE = Native.load("ntdsapi", Ntdsapi.class, W32APIOptions.ASCII_OPTIONS);
void DsFreeDomainControllerInfoA(
int InfoLevel, // DWORD
int cInfo, // DWORD
Pointer pInfo // void*
);
}@[Link("ntdsapi")]
lib LibNTDSAPI
fun DsFreeDomainControllerInfoA = DsFreeDomainControllerInfoA(
InfoLevel : UInt32, # DWORD
cInfo : UInt32, # DWORD
pInfo : Void* # void*
) : Void
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef DsFreeDomainControllerInfoANative = Void Function(Uint32, Uint32, Pointer<Void>);
typedef DsFreeDomainControllerInfoADart = void Function(int, int, Pointer<Void>);
final DsFreeDomainControllerInfoA = DynamicLibrary.open('NTDSAPI.dll')
.lookupFunction<DsFreeDomainControllerInfoANative, DsFreeDomainControllerInfoADart>('DsFreeDomainControllerInfoA');
// InfoLevel : DWORD -> Uint32
// cInfo : DWORD -> Uint32
// pInfo : void* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
procedure DsFreeDomainControllerInfoA(
InfoLevel: DWORD; // DWORD
cInfo: DWORD; // DWORD
pInfo: Pointer // void*
); stdcall;
external 'NTDSAPI.dll' name 'DsFreeDomainControllerInfoA';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "DsFreeDomainControllerInfoA"
c_DsFreeDomainControllerInfoA :: Word32 -> Word32 -> Ptr () -> IO ()
-- InfoLevel : DWORD -> Word32
-- cInfo : DWORD -> Word32
-- pInfo : void* -> Ptr ()
-- 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 dsfreedomaincontrollerinfoa =
foreign "DsFreeDomainControllerInfoA"
(uint32_t @-> uint32_t @-> (ptr void) @-> returning void)
(* InfoLevel : DWORD -> uint32_t *)
(* cInfo : DWORD -> uint32_t *)
(* pInfo : void* -> (ptr void) *)
(* 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 ntdsapi (t "NTDSAPI.dll"))
(cffi:use-foreign-library ntdsapi)
(cffi:defcfun ("DsFreeDomainControllerInfoA" ds-free-domain-controller-info-a :convention :stdcall) :void
(info-level :uint32) ; DWORD
(c-info :uint32) ; DWORD
(p-info :pointer)) ; void*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $DsFreeDomainControllerInfoA = Win32::API::More->new('NTDSAPI',
'void DsFreeDomainControllerInfoA(DWORD InfoLevel, DWORD cInfo, LPVOID pInfo)');
# my $ret = $DsFreeDomainControllerInfoA->Call($InfoLevel, $cInfo, $pInfo);
# InfoLevel : DWORD -> DWORD
# cInfo : DWORD -> DWORD
# pInfo : void* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
文字セット違い
- f DsFreeDomainControllerInfoW (Unicode版) — DsGetDomainControllerInfoが返したDC情報バッファを解放する。