ホーム › Security.Cryptography › CertEnumCTLsInStore

CertEnumCTLsInStore

関数

証明書ストア内のCTLを順に列挙する。

DLLCRYPT32.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

// CRYPT32.dll
#include <windows.h>

CTL_CONTEXT* CertEnumCTLsInStore(
    HCERTSTORE hCertStore,
    CTL_CONTEXT* pPrevCtlContext   // optional
);

パラメーター

名前	型	方向
hCertStore	HCERTSTORE	in
pPrevCtlContext	CTL_CONTEXT*	inoptional

戻り値の型: CTL_CONTEXT*

各言語での呼び出し定義

// CRYPT32.dll
#include <windows.h>

CTL_CONTEXT* CertEnumCTLsInStore(
    HCERTSTORE hCertStore,
    CTL_CONTEXT* pPrevCtlContext   // optional
);

[DllImport("CRYPT32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr CertEnumCTLsInStore(
    IntPtr hCertStore,   // HCERTSTORE
    IntPtr pPrevCtlContext   // CTL_CONTEXT* optional
);

<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CertEnumCTLsInStore(
    hCertStore As IntPtr,   ' HCERTSTORE
    pPrevCtlContext As IntPtr   ' CTL_CONTEXT* optional
) As IntPtr
End Function

' hCertStore : HCERTSTORE
' pPrevCtlContext : CTL_CONTEXT* optional
Declare PtrSafe Function CertEnumCTLsInStore Lib "crypt32" ( _
    ByVal hCertStore As LongPtr, _
    ByVal pPrevCtlContext As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CertEnumCTLsInStore = ctypes.windll.crypt32.CertEnumCTLsInStore
CertEnumCTLsInStore.restype = ctypes.c_void_p
CertEnumCTLsInStore.argtypes = [
    wintypes.HANDLE,  # hCertStore : HCERTSTORE
    ctypes.c_void_p,  # pPrevCtlContext : CTL_CONTEXT* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CertEnumCTLsInStore = Fiddle::Function.new(
  lib['CertEnumCTLsInStore'],
  [
    Fiddle::TYPE_VOIDP,  # hCertStore : HCERTSTORE
    Fiddle::TYPE_VOIDP,  # pPrevCtlContext : CTL_CONTEXT* optional
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "crypt32")]
extern "system" {
    fn CertEnumCTLsInStore(
        hCertStore: *mut core::ffi::c_void,  // HCERTSTORE
        pPrevCtlContext: *mut CTL_CONTEXT  // CTL_CONTEXT* optional
    ) -> *mut CTL_CONTEXT;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CRYPT32.dll", SetLastError = true)]
public static extern IntPtr CertEnumCTLsInStore(IntPtr hCertStore, IntPtr pPrevCtlContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CertEnumCTLsInStore' -Namespace Win32 -PassThru
# $api::CertEnumCTLsInStore(hCertStore, pPrevCtlContext)

#uselib "CRYPT32.dll"
#func global CertEnumCTLsInStore "CertEnumCTLsInStore" sptr, sptr
; CertEnumCTLsInStore hCertStore, varptr(pPrevCtlContext)   ; 戻り値は stat
; hCertStore : HCERTSTORE -> "sptr"
; pPrevCtlContext : CTL_CONTEXT* optional -> "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 "CRYPT32.dll"
#cfunc global CertEnumCTLsInStore "CertEnumCTLsInStore" sptr, var
; res = CertEnumCTLsInStore(hCertStore, pPrevCtlContext)
; hCertStore : HCERTSTORE -> "sptr"
; pPrevCtlContext : CTL_CONTEXT* optional -> "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 "CRYPT32.dll"
#cfunc global CertEnumCTLsInStore "CertEnumCTLsInStore" sptr, sptr
; res = CertEnumCTLsInStore(hCertStore, varptr(pPrevCtlContext))
; hCertStore : HCERTSTORE -> "sptr"
; pPrevCtlContext : CTL_CONTEXT* optional -> "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:

; CTL_CONTEXT* CertEnumCTLsInStore(HCERTSTORE hCertStore, CTL_CONTEXT* pPrevCtlContext)
#uselib "CRYPT32.dll"
#cfunc global CertEnumCTLsInStore "CertEnumCTLsInStore" intptr, var
; res = CertEnumCTLsInStore(hCertStore, pPrevCtlContext)
; hCertStore : HCERTSTORE -> "intptr"
; pPrevCtlContext : CTL_CONTEXT* optional -> "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。; CTL_CONTEXT* CertEnumCTLsInStore(HCERTSTORE hCertStore, CTL_CONTEXT* pPrevCtlContext)
#uselib "CRYPT32.dll"
#cfunc global CertEnumCTLsInStore "CertEnumCTLsInStore" intptr, intptr
; res = CertEnumCTLsInStore(hCertStore, varptr(pPrevCtlContext))
; hCertStore : HCERTSTORE -> "intptr"
; pPrevCtlContext : CTL_CONTEXT* optional -> "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 (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCertEnumCTLsInStore = crypt32.NewProc("CertEnumCTLsInStore")
)

// hCertStore (HCERTSTORE), pPrevCtlContext (CTL_CONTEXT* optional)
r1, _, err := procCertEnumCTLsInStore.Call(
	uintptr(hCertStore),
	uintptr(pPrevCtlContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CTL_CONTEXT*

function CertEnumCTLsInStore(
  hCertStore: THandle;   // HCERTSTORE
  pPrevCtlContext: Pointer   // CTL_CONTEXT* optional
): Pointer; stdcall;
  external 'CRYPT32.dll' name 'CertEnumCTLsInStore';

result := DllCall("CRYPT32\CertEnumCTLsInStore"
    , "Ptr", hCertStore   ; HCERTSTORE
    , "Ptr", pPrevCtlContext   ; CTL_CONTEXT* optional
    , "Ptr")   ; return: CTL_CONTEXT*

●CertEnumCTLsInStore(hCertStore, pPrevCtlContext) = DLL("CRYPT32.dll", "void* CertEnumCTLsInStore(void*, void*)")
# 呼び出し: CertEnumCTLsInStore(hCertStore, pPrevCtlContext)
# hCertStore : HCERTSTORE -> "void*"
# pPrevCtlContext : CTL_CONTEXT* optional -> "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)。