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ldap_escape_filter_element
関数検索フィルタ要素を安全な形にエスケープする。
シグネチャ
// WLDAP32.dll (ANSI / -A)
#include <windows.h>
DWORD ldap_escape_filter_element(
LPSTR sourceFilterElement,
DWORD sourceLength,
LPSTR destFilterElement, // optional
DWORD destLength
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| sourceFilterElement | LPSTR | in | エスケープ対象の入力バイト列。検索フィルタに埋め込む生の要素。 |
| sourceLength | DWORD | in | sourceFilterElementのバイト長。処理する入力サイズを指定する。 |
| destFilterElement | LPSTR | outoptional | エスケープ済み文字列を受け取る出力バッファ。NULLで必要長を取得可。 |
| destLength | DWORD | in | destFilterElementバッファのサイズ。出力可能な最大長を指定する。 |
戻り値の型: DWORD
各言語での呼び出し定義
// WLDAP32.dll (ANSI / -A)
#include <windows.h>
DWORD ldap_escape_filter_element(
LPSTR sourceFilterElement,
DWORD sourceLength,
LPSTR destFilterElement, // optional
DWORD destLength
);[DllImport("WLDAP32.dll", CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.Cdecl)]
static extern uint ldap_escape_filter_element(
[MarshalAs(UnmanagedType.LPStr)] string sourceFilterElement, // LPSTR
uint sourceLength, // DWORD
[MarshalAs(UnmanagedType.LPStr)] System.Text.StringBuilder destFilterElement, // LPSTR optional, out
uint destLength // DWORD
);<DllImport("WLDAP32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ldap_escape_filter_element(
<MarshalAs(UnmanagedType.LPStr)> sourceFilterElement As String, ' LPSTR
sourceLength As UInteger, ' DWORD
<MarshalAs(UnmanagedType.LPStr)> destFilterElement As System.Text.StringBuilder, ' LPSTR optional, out
destLength As UInteger ' DWORD
) As UInteger
End Function' sourceFilterElement : LPSTR
' sourceLength : DWORD
' destFilterElement : LPSTR optional, out
' destLength : DWORD
Declare PtrSafe Function ldap_escape_filter_element Lib "wldap32" ( _
ByVal sourceFilterElement As String, _
ByVal sourceLength As Long, _
ByVal destFilterElement As String, _
ByVal destLength As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
ldap_escape_filter_element = ctypes.cdll.wldap32.ldap_escape_filter_element
ldap_escape_filter_element.restype = wintypes.DWORD
ldap_escape_filter_element.argtypes = [
wintypes.LPCSTR, # sourceFilterElement : LPSTR
wintypes.DWORD, # sourceLength : DWORD
wintypes.LPSTR, # destFilterElement : LPSTR optional, out
wintypes.DWORD, # destLength : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('WLDAP32.dll')
ldap_escape_filter_element = Fiddle::Function.new(
lib['ldap_escape_filter_element'],
[
Fiddle::TYPE_VOIDP, # sourceFilterElement : LPSTR
-Fiddle::TYPE_INT, # sourceLength : DWORD
Fiddle::TYPE_VOIDP, # destFilterElement : LPSTR optional, out
-Fiddle::TYPE_INT, # destLength : DWORD
],
-Fiddle::TYPE_INT, Fiddle::Function::CDECL)#[link(name = "wldap32")]
extern "C" {
fn ldap_escape_filter_element(
sourceFilterElement: *mut u8, // LPSTR
sourceLength: u32, // DWORD
destFilterElement: *mut u8, // LPSTR optional, out
destLength: u32 // DWORD
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("WLDAP32.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.Cdecl)]
public static extern uint ldap_escape_filter_element([MarshalAs(UnmanagedType.LPStr)] string sourceFilterElement, uint sourceLength, [MarshalAs(UnmanagedType.LPStr)] System.Text.StringBuilder destFilterElement, uint destLength);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WLDAP32_ldap_escape_filter_element' -Namespace Win32 -PassThru
# $api::ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength)#uselib "WLDAP32.dll"
#func global ldap_escape_filter_element "ldap_escape_filter_element" sptr, sptr, sptr, sptr
; ldap_escape_filter_element sourceFilterElement, sourceLength, varptr(destFilterElement), destLength ; 戻り値は stat
; sourceFilterElement : LPSTR -> "sptr"
; sourceLength : DWORD -> "sptr"
; destFilterElement : LPSTR optional, out -> "sptr"
; destLength : DWORD -> "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 "WLDAP32.dll" #cfunc global ldap_escape_filter_element "ldap_escape_filter_element" str, int, var, int ; res = ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength) ; sourceFilterElement : LPSTR -> "str" ; sourceLength : DWORD -> "int" ; destFilterElement : LPSTR optional, out -> "var" ; destLength : DWORD -> "int" ; ※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 "WLDAP32.dll" #cfunc global ldap_escape_filter_element "ldap_escape_filter_element" str, int, sptr, int ; res = ldap_escape_filter_element(sourceFilterElement, sourceLength, varptr(destFilterElement), destLength) ; sourceFilterElement : LPSTR -> "str" ; sourceLength : DWORD -> "int" ; destFilterElement : LPSTR optional, out -> "sptr" ; destLength : DWORD -> "int" ; ※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:
; DWORD ldap_escape_filter_element(LPSTR sourceFilterElement, DWORD sourceLength, LPSTR destFilterElement, DWORD destLength) #uselib "WLDAP32.dll" #cfunc global ldap_escape_filter_element "ldap_escape_filter_element" str, int, var, int ; res = ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength) ; sourceFilterElement : LPSTR -> "str" ; sourceLength : DWORD -> "int" ; destFilterElement : LPSTR optional, out -> "var" ; destLength : DWORD -> "int" ; ※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。; DWORD ldap_escape_filter_element(LPSTR sourceFilterElement, DWORD sourceLength, LPSTR destFilterElement, DWORD destLength) #uselib "WLDAP32.dll" #cfunc global ldap_escape_filter_element "ldap_escape_filter_element" str, int, intptr, int ; res = ldap_escape_filter_element(sourceFilterElement, sourceLength, varptr(destFilterElement), destLength) ; sourceFilterElement : LPSTR -> "str" ; sourceLength : DWORD -> "int" ; destFilterElement : LPSTR optional, out -> "intptr" ; destLength : DWORD -> "int" ; ※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 (
wldap32 = windows.NewLazySystemDLL("WLDAP32.dll")
procldap_escape_filter_element = wldap32.NewProc("ldap_escape_filter_element")
)
// sourceFilterElement (LPSTR), sourceLength (DWORD), destFilterElement (LPSTR optional, out), destLength (DWORD)
r1, _, err := procldap_escape_filter_element.Call(
uintptr(unsafe.Pointer(windows.BytePtrFromString(sourceFilterElement))),
uintptr(sourceLength),
uintptr(destFilterElement),
uintptr(destLength),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction ldap_escape_filter_element(
sourceFilterElement: PAnsiChar; // LPSTR
sourceLength: DWORD; // DWORD
destFilterElement: PAnsiChar; // LPSTR optional, out
destLength: DWORD // DWORD
): DWORD; cdecl;
external 'WLDAP32.dll' name 'ldap_escape_filter_element';result := DllCall("WLDAP32\ldap_escape_filter_element"
, "AStr", sourceFilterElement ; LPSTR
, "UInt", sourceLength ; DWORD
, "Ptr", destFilterElement ; LPSTR optional, out
, "UInt", destLength ; DWORD
, "Cdecl UInt") ; return: DWORD●ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength) = DLL("WLDAP32.dll", "dword ldap_escape_filter_element(char*, dword, char*, dword)")
# 呼び出し: ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength)
# sourceFilterElement : LPSTR -> "char*"
# sourceLength : DWORD -> "dword"
# destFilterElement : LPSTR optional, out -> "char*"
# destLength : DWORD -> "dword"
# 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)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。const std = @import("std");
extern "wldap32" fn ldap_escape_filter_element(
sourceFilterElement: [*c]const u8, // LPSTR
sourceLength: u32, // DWORD
destFilterElement: [*c]u8, // LPSTR optional, out
destLength: u32 // DWORD
) callconv(.c) u32;proc ldap_escape_filter_element(
sourceFilterElement: cstring, # LPSTR
sourceLength: uint32, # DWORD
destFilterElement: ptr char, # LPSTR optional, out
destLength: uint32 # DWORD
): uint32 {.importc: "ldap_escape_filter_element", cdecl, dynlib: "WLDAP32.dll".}pragma(lib, "wldap32");
extern(C)
uint ldap_escape_filter_element(
const(char)* sourceFilterElement, // LPSTR
uint sourceLength, // DWORD
char* destFilterElement, // LPSTR optional, out
uint destLength // DWORD
);ccall((:ldap_escape_filter_element, "WLDAP32.dll"), UInt32,
(Cstring, UInt32, Ptr{UInt8}, UInt32),
sourceFilterElement, sourceLength, destFilterElement, destLength)
# sourceFilterElement : LPSTR -> Cstring
# sourceLength : DWORD -> UInt32
# destFilterElement : LPSTR optional, out -> Ptr{UInt8}
# destLength : DWORD -> UInt32local ffi = require("ffi")
ffi.cdef[[
uint32_t ldap_escape_filter_element(
const char* sourceFilterElement,
uint32_t sourceLength,
char* destFilterElement,
uint32_t destLength);
]]
local wldap32 = ffi.load("wldap32")
-- wldap32.ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength)
-- sourceFilterElement : LPSTR
-- sourceLength : DWORD
-- destFilterElement : LPSTR optional, out
-- destLength : DWORD
-- 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('WLDAP32.dll');
const ldap_escape_filter_element = lib.func('__cdecl', 'ldap_escape_filter_element', 'uint32_t', ['str', 'uint32_t', 'char *', 'uint32_t']);
// ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength)
// sourceFilterElement : LPSTR -> 'str'
// sourceLength : DWORD -> 'uint32_t'
// destFilterElement : LPSTR optional, out -> 'char *'
// destLength : DWORD -> 'uint32_t'
// 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("WLDAP32.dll", {
ldap_escape_filter_element: { parameters: ["buffer", "u32", "buffer", "u32"], result: "u32" },
});
// lib.symbols.ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength)
// sourceFilterElement : LPSTR -> "buffer"
// sourceLength : DWORD -> "u32"
// destFilterElement : LPSTR optional, out -> "buffer"
// destLength : DWORD -> "u32"
// 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
uint32_t ldap_escape_filter_element(
const char* sourceFilterElement,
uint32_t sourceLength,
char* destFilterElement,
uint32_t destLength);
C, "WLDAP32.dll");
// $ffi->ldap_escape_filter_element(sourceFilterElement, sourceLength, destFilterElement, destLength);
// sourceFilterElement : LPSTR
// sourceLength : DWORD
// destFilterElement : LPSTR optional, out
// destLength : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Wldap32 extends Library {
Wldap32 INSTANCE = Native.load("wldap32", Wldap32.class, W32APIOptions.ASCII_OPTIONS);
int ldap_escape_filter_element(
String sourceFilterElement, // LPSTR
int sourceLength, // DWORD
byte[] destFilterElement, // LPSTR optional, out
int destLength // DWORD
);
}@[Link("wldap32")]
lib LibWLDAP32
fun ldap_escape_filter_element = ldap_escape_filter_element(
sourceFilterElement : UInt8*, # LPSTR
sourceLength : UInt32, # DWORD
destFilterElement : UInt8*, # LPSTR optional, out
destLength : UInt32 # DWORD
) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef ldap_escape_filter_elementNative = Uint32 Function(Pointer<Utf8>, Uint32, Pointer<Utf8>, Uint32);
typedef ldap_escape_filter_elementDart = int Function(Pointer<Utf8>, int, Pointer<Utf8>, int);
final ldap_escape_filter_element = DynamicLibrary.open('WLDAP32.dll')
.lookupFunction<ldap_escape_filter_elementNative, ldap_escape_filter_elementDart>('ldap_escape_filter_element');
// sourceFilterElement : LPSTR -> Pointer<Utf8>
// sourceLength : DWORD -> Uint32
// destFilterElement : LPSTR optional, out -> Pointer<Utf8>
// destLength : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function ldap_escape_filter_element(
sourceFilterElement: PAnsiChar; // LPSTR
sourceLength: DWORD; // DWORD
destFilterElement: PAnsiChar; // LPSTR optional, out
destLength: DWORD // DWORD
): DWORD; cdecl;
external 'WLDAP32.dll' name 'ldap_escape_filter_element';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import ccall safe "ldap_escape_filter_element"
c_ldap_escape_filter_element :: CString -> Word32 -> CString -> Word32 -> IO Word32
-- sourceFilterElement : LPSTR -> CString
-- sourceLength : DWORD -> Word32
-- destFilterElement : LPSTR optional, out -> CString
-- destLength : DWORD -> Word32
-- 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 ldap_escape_filter_element =
foreign "ldap_escape_filter_element"
(string @-> uint32_t @-> string @-> uint32_t @-> returning uint32_t)
(* sourceFilterElement : LPSTR -> string *)
(* sourceLength : DWORD -> uint32_t *)
(* destFilterElement : LPSTR optional, out -> string *)
(* destLength : DWORD -> uint32_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 wldap32 (t "WLDAP32.dll"))
(cffi:use-foreign-library wldap32)
(cffi:defcfun ("ldap_escape_filter_element" ldap-escape-filter-element :convention :cdecl) :uint32
(source-filter-element :string) ; LPSTR
(source-length :uint32) ; DWORD
(dest-filter-element :pointer) ; LPSTR optional, out
(dest-length :uint32)) ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $ldap_escape_filter_element = Win32::API::More->new('WLDAP32',
'DWORD ldap_escape_filter_element(LPCSTR sourceFilterElement, DWORD sourceLength, LPSTR destFilterElement, DWORD destLength)');
# my $ret = $ldap_escape_filter_element->Call($sourceFilterElement, $sourceLength, $destFilterElement, $destLength);
# sourceFilterElement : LPSTR -> LPCSTR
# sourceLength : DWORD -> DWORD
# destFilterElement : LPSTR optional, out -> LPSTR
# destLength : DWORD -> DWORD
# 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 ldap_escape_filter_elementA (ANSI版) — 検索フィルタ要素を安全な形にエスケープする(ANSI版)。
- f ldap_escape_filter_elementW (Unicode版) — 検索フィルタ要素を安全な形にエスケープする(Unicode版)。