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SslFreeObject
関数SSLの鍵やハッシュなどのオブジェクトを解放する。
シグネチャ
// ncrypt.dll
#include <windows.h>
HRESULT SslFreeObject(
NCRYPT_HANDLE hObject,
DWORD dwFlags
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| hObject | NCRYPT_HANDLE | in | 解放するSSLオブジェクト(鍵/ハッシュ等)のハンドルNCRYPT_HANDLE。 |
| dwFlags | DWORD | in | 動作を制御するフラグ。 |
戻り値の型: HRESULT
各言語での呼び出し定義
// ncrypt.dll
#include <windows.h>
HRESULT SslFreeObject(
NCRYPT_HANDLE hObject,
DWORD dwFlags
);[DllImport("ncrypt.dll", ExactSpelling = true)]
static extern int SslFreeObject(
UIntPtr hObject, // NCRYPT_HANDLE
uint dwFlags // DWORD
);<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function SslFreeObject(
hObject As UIntPtr, ' NCRYPT_HANDLE
dwFlags As UInteger ' DWORD
) As Integer
End Function' hObject : NCRYPT_HANDLE
' dwFlags : DWORD
Declare PtrSafe Function SslFreeObject Lib "ncrypt" ( _
ByVal hObject As LongPtr, _
ByVal dwFlags 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
SslFreeObject = ctypes.windll.ncrypt.SslFreeObject
SslFreeObject.restype = ctypes.c_int
SslFreeObject.argtypes = [
ctypes.c_size_t, # hObject : NCRYPT_HANDLE
wintypes.DWORD, # dwFlags : DWORD
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('ncrypt.dll')
SslFreeObject = Fiddle::Function.new(
lib['SslFreeObject'],
[
Fiddle::TYPE_UINTPTR_T, # hObject : NCRYPT_HANDLE
-Fiddle::TYPE_INT, # dwFlags : DWORD
],
Fiddle::TYPE_INT)#[link(name = "ncrypt")]
extern "system" {
fn SslFreeObject(
hObject: usize, // NCRYPT_HANDLE
dwFlags: u32 // DWORD
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("ncrypt.dll")]
public static extern int SslFreeObject(UIntPtr hObject, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_SslFreeObject' -Namespace Win32 -PassThru
# $api::SslFreeObject(hObject, dwFlags)#uselib "ncrypt.dll"
#func global SslFreeObject "SslFreeObject" sptr, sptr
; SslFreeObject hObject, dwFlags ; 戻り値は stat
; hObject : NCRYPT_HANDLE -> "sptr"
; dwFlags : 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。#uselib "ncrypt.dll"
#cfunc global SslFreeObject "SslFreeObject" sptr, int
; res = SslFreeObject(hObject, dwFlags)
; hObject : NCRYPT_HANDLE -> "sptr"
; dwFlags : DWORD -> "int"; HRESULT SslFreeObject(NCRYPT_HANDLE hObject, DWORD dwFlags)
#uselib "ncrypt.dll"
#cfunc global SslFreeObject "SslFreeObject" intptr, int
; res = SslFreeObject(hObject, dwFlags)
; hObject : NCRYPT_HANDLE -> "intptr"
; dwFlags : DWORD -> "int"import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
ncrypt = windows.NewLazySystemDLL("ncrypt.dll")
procSslFreeObject = ncrypt.NewProc("SslFreeObject")
)
// hObject (NCRYPT_HANDLE), dwFlags (DWORD)
r1, _, err := procSslFreeObject.Call(
uintptr(hObject),
uintptr(dwFlags),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // HRESULTfunction SslFreeObject(
hObject: NativeUInt; // NCRYPT_HANDLE
dwFlags: DWORD // DWORD
): Integer; stdcall;
external 'ncrypt.dll' name 'SslFreeObject';result := DllCall("ncrypt\SslFreeObject"
, "UPtr", hObject ; NCRYPT_HANDLE
, "UInt", dwFlags ; DWORD
, "Int") ; return: HRESULT●SslFreeObject(hObject, dwFlags) = DLL("ncrypt.dll", "int SslFreeObject(int, dword)")
# 呼び出し: SslFreeObject(hObject, dwFlags)
# hObject : NCRYPT_HANDLE -> "int"
# dwFlags : 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)。const std = @import("std");
extern "ncrypt" fn SslFreeObject(
hObject: usize, // NCRYPT_HANDLE
dwFlags: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;proc SslFreeObject(
hObject: uint, # NCRYPT_HANDLE
dwFlags: uint32 # DWORD
): int32 {.importc: "SslFreeObject", stdcall, dynlib: "ncrypt.dll".}pragma(lib, "ncrypt");
extern(Windows)
int SslFreeObject(
size_t hObject, // NCRYPT_HANDLE
uint dwFlags // DWORD
);ccall((:SslFreeObject, "ncrypt.dll"), stdcall, Int32,
(Csize_t, UInt32),
hObject, dwFlags)
# hObject : NCRYPT_HANDLE -> Csize_t
# dwFlags : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t SslFreeObject(
uintptr_t hObject,
uint32_t dwFlags);
]]
local ncrypt = ffi.load("ncrypt")
-- ncrypt.SslFreeObject(hObject, dwFlags)
-- hObject : NCRYPT_HANDLE
-- dwFlags : 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('ncrypt.dll');
const SslFreeObject = lib.func('__stdcall', 'SslFreeObject', 'int32_t', ['uintptr_t', 'uint32_t']);
// SslFreeObject(hObject, dwFlags)
// hObject : NCRYPT_HANDLE -> 'uintptr_t'
// dwFlags : 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("ncrypt.dll", {
SslFreeObject: { parameters: ["usize", "u32"], result: "i32" },
});
// lib.symbols.SslFreeObject(hObject, dwFlags)
// hObject : NCRYPT_HANDLE -> "usize"
// dwFlags : DWORD -> "u32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。<?php
$ffi = FFI::cdef(<<<C
int32_t SslFreeObject(
size_t hObject,
uint32_t dwFlags);
C, "ncrypt.dll");
// $ffi->SslFreeObject(hObject, dwFlags);
// hObject : NCRYPT_HANDLE
// dwFlags : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Ncrypt extends StdCallLibrary {
Ncrypt INSTANCE = Native.load("ncrypt", Ncrypt.class);
int SslFreeObject(
long hObject, // NCRYPT_HANDLE
int dwFlags // DWORD
);
}@[Link("ncrypt")]
lib Libncrypt
fun SslFreeObject = SslFreeObject(
hObject : LibC::SizeT, # NCRYPT_HANDLE
dwFlags : UInt32 # DWORD
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef SslFreeObjectNative = Int32 Function(UintPtr, Uint32);
typedef SslFreeObjectDart = int Function(int, int);
final SslFreeObject = DynamicLibrary.open('ncrypt.dll')
.lookupFunction<SslFreeObjectNative, SslFreeObjectDart>('SslFreeObject');
// hObject : NCRYPT_HANDLE -> UintPtr
// dwFlags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function SslFreeObject(
hObject: NativeUInt; // NCRYPT_HANDLE
dwFlags: DWORD // DWORD
): Integer; stdcall;
external 'ncrypt.dll' name 'SslFreeObject';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "SslFreeObject"
c_SslFreeObject :: CUIntPtr -> Word32 -> IO Int32
-- hObject : NCRYPT_HANDLE -> CUIntPtr
-- dwFlags : 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 sslfreeobject =
foreign "SslFreeObject"
(size_t @-> uint32_t @-> returning int32_t)
(* hObject : NCRYPT_HANDLE -> size_t *)
(* dwFlags : 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 ncrypt (t "ncrypt.dll"))
(cffi:use-foreign-library ncrypt)
(cffi:defcfun ("SslFreeObject" ssl-free-object :convention :stdcall) :int32
(h-object :uint64) ; NCRYPT_HANDLE
(dw-flags :uint32)) ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $SslFreeObject = Win32::API::More->new('ncrypt',
'int SslFreeObject(WPARAM hObject, DWORD dwFlags)');
# my $ret = $SslFreeObject->Call($hObject, $dwFlags);
# hObject : NCRYPT_HANDLE -> WPARAM
# dwFlags : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。