ホーム › Security.Authentication.Identity › SslFreeCertificate

SslFreeCertificate

関数

SslCrackCertificateで取得した証明書構造体を解放する。

DLLSCHANNEL.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

void SslFreeCertificate(
    X509Certificate* pCertificate
);

パラメーター

名前	型	方向
pCertificate	X509Certificate*	inout

戻り値の型: void

各言語での呼び出し定義

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

void SslFreeCertificate(
    X509Certificate* pCertificate
);

[DllImport("SCHANNEL.dll", ExactSpelling = true)]
static extern void SslFreeCertificate(
    IntPtr pCertificate   // X509Certificate* in/out
);

<DllImport("SCHANNEL.dll", ExactSpelling:=True)>
Public Shared Sub SslFreeCertificate(
    pCertificate As IntPtr   ' X509Certificate* in/out
)
End Sub

' pCertificate : X509Certificate* in/out
Declare PtrSafe Sub SslFreeCertificate Lib "schannel" ( _
    ByVal pCertificate As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SslFreeCertificate = ctypes.windll.schannel.SslFreeCertificate
SslFreeCertificate.restype = None
SslFreeCertificate.argtypes = [
    ctypes.c_void_p,  # pCertificate : X509Certificate* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SCHANNEL.dll')
SslFreeCertificate = Fiddle::Function.new(
  lib['SslFreeCertificate'],
  [
    Fiddle::TYPE_VOIDP,  # pCertificate : X509Certificate* in/out
  ],
  Fiddle::TYPE_VOID)

#[link(name = "schannel")]
extern "system" {
    fn SslFreeCertificate(
        pCertificate: *mut X509Certificate  // X509Certificate* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SCHANNEL.dll")]
public static extern void SslFreeCertificate(IntPtr pCertificate);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SCHANNEL_SslFreeCertificate' -Namespace Win32 -PassThru
# $api::SslFreeCertificate(pCertificate)

#uselib "SCHANNEL.dll"
#func global SslFreeCertificate "SslFreeCertificate" sptr
; SslFreeCertificate varptr(pCertificate)
; pCertificate : X509Certificate* in/out -> "sptr"

出力引数:

#uselib "SCHANNEL.dll"
#func global SslFreeCertificate "SslFreeCertificate" var
; SslFreeCertificate pCertificate
; pCertificate : X509Certificate* 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 "SCHANNEL.dll"
#func global SslFreeCertificate "SslFreeCertificate" sptr
; SslFreeCertificate varptr(pCertificate)
; pCertificate : X509Certificate* 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:

; void SslFreeCertificate(X509Certificate* pCertificate)
#uselib "SCHANNEL.dll"
#func global SslFreeCertificate "SslFreeCertificate" var
; SslFreeCertificate pCertificate
; pCertificate : X509Certificate* 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。; void SslFreeCertificate(X509Certificate* pCertificate)
#uselib "SCHANNEL.dll"
#func global SslFreeCertificate "SslFreeCertificate" intptr
; SslFreeCertificate varptr(pCertificate)
; pCertificate : X509Certificate* 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 (
	schannel = windows.NewLazySystemDLL("SCHANNEL.dll")
	procSslFreeCertificate = schannel.NewProc("SslFreeCertificate")
)

// pCertificate (X509Certificate* in/out)
r1, _, err := procSslFreeCertificate.Call(
	uintptr(pCertificate),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure SslFreeCertificate(
  pCertificate: Pointer   // X509Certificate* in/out
); stdcall;
  external 'SCHANNEL.dll' name 'SslFreeCertificate';

result := DllCall("SCHANNEL\SslFreeCertificate"
    , "Ptr", pCertificate   ; X509Certificate* in/out
    , "Int")   ; return: void

●SslFreeCertificate(pCertificate) = DLL("SCHANNEL.dll", "int SslFreeCertificate(void*)")
# 呼び出し: SslFreeCertificate(pCertificate)
# pCertificate : X509Certificate* 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)。