ホーム › Security.Cryptography.Certificates › PstAcquirePrivateKey

PstAcquirePrivateKey

関数

指定した証明書に対応する秘密鍵を取得する。

DLLcertpoleng.dll呼出規約winapi対応OSWindows 7 以降

シグネチャ

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

NTSTATUS PstAcquirePrivateKey(
    const CERT_CONTEXT* pCert
);

パラメーター

名前	型	方向
pCert	CERT_CONTEXT*	in

戻り値の型: NTSTATUS

各言語での呼び出し定義

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

NTSTATUS PstAcquirePrivateKey(
    const CERT_CONTEXT* pCert
);

[DllImport("certpoleng.dll", ExactSpelling = true)]
static extern int PstAcquirePrivateKey(
    IntPtr pCert   // CERT_CONTEXT*
);

<DllImport("certpoleng.dll", ExactSpelling:=True)>
Public Shared Function PstAcquirePrivateKey(
    pCert As IntPtr   ' CERT_CONTEXT*
) As Integer
End Function

' pCert : CERT_CONTEXT*
Declare PtrSafe Function PstAcquirePrivateKey Lib "certpoleng" ( _
    ByVal pCert 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

PstAcquirePrivateKey = ctypes.windll.certpoleng.PstAcquirePrivateKey
PstAcquirePrivateKey.restype = ctypes.c_int
PstAcquirePrivateKey.argtypes = [
    ctypes.c_void_p,  # pCert : CERT_CONTEXT*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('certpoleng.dll')
PstAcquirePrivateKey = Fiddle::Function.new(
  lib['PstAcquirePrivateKey'],
  [
    Fiddle::TYPE_VOIDP,  # pCert : CERT_CONTEXT*
  ],
  Fiddle::TYPE_INT)

#[link(name = "certpoleng")]
extern "system" {
    fn PstAcquirePrivateKey(
        pCert: *const CERT_CONTEXT  // CERT_CONTEXT*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("certpoleng.dll")]
public static extern int PstAcquirePrivateKey(IntPtr pCert);
"@
$api = Add-Type -MemberDefinition $sig -Name 'certpoleng_PstAcquirePrivateKey' -Namespace Win32 -PassThru
# $api::PstAcquirePrivateKey(pCert)

#uselib "certpoleng.dll"
#func global PstAcquirePrivateKey "PstAcquirePrivateKey" sptr
; PstAcquirePrivateKey varptr(pCert)   ; 戻り値は stat
; pCert : CERT_CONTEXT* -> "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 "certpoleng.dll"
#cfunc global PstAcquirePrivateKey "PstAcquirePrivateKey" var
; res = PstAcquirePrivateKey(pCert)
; pCert : CERT_CONTEXT* -> "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 "certpoleng.dll"
#cfunc global PstAcquirePrivateKey "PstAcquirePrivateKey" sptr
; res = PstAcquirePrivateKey(varptr(pCert))
; pCert : CERT_CONTEXT* -> "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:

; NTSTATUS PstAcquirePrivateKey(CERT_CONTEXT* pCert)
#uselib "certpoleng.dll"
#cfunc global PstAcquirePrivateKey "PstAcquirePrivateKey" var
; res = PstAcquirePrivateKey(pCert)
; pCert : CERT_CONTEXT* -> "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。; NTSTATUS PstAcquirePrivateKey(CERT_CONTEXT* pCert)
#uselib "certpoleng.dll"
#cfunc global PstAcquirePrivateKey "PstAcquirePrivateKey" intptr
; res = PstAcquirePrivateKey(varptr(pCert))
; pCert : CERT_CONTEXT* -> "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 (
	certpoleng = windows.NewLazySystemDLL("certpoleng.dll")
	procPstAcquirePrivateKey = certpoleng.NewProc("PstAcquirePrivateKey")
)

// pCert (CERT_CONTEXT*)
r1, _, err := procPstAcquirePrivateKey.Call(
	uintptr(pCert),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // NTSTATUS

function PstAcquirePrivateKey(
  pCert: Pointer   // CERT_CONTEXT*
): Integer; stdcall;
  external 'certpoleng.dll' name 'PstAcquirePrivateKey';

result := DllCall("certpoleng\PstAcquirePrivateKey"
    , "Ptr", pCert   ; CERT_CONTEXT*
    , "Int")   ; return: NTSTATUS

●PstAcquirePrivateKey(pCert) = DLL("certpoleng.dll", "int PstAcquirePrivateKey(void*)")
# 呼び出し: PstAcquirePrivateKey(pCert)
# pCert : CERT_CONTEXT* -> "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)。