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CertFindCTLInStore

関数

指定条件に合致するCTLをストアから検索する。

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* CertFindCTLInStore(
    HCERTSTORE hCertStore,
    DWORD dwMsgAndCertEncodingType,
    DWORD dwFindFlags,
    CERT_FIND_TYPE dwFindType,
    const void* pvFindPara,   // optional
    CTL_CONTEXT* pPrevCtlContext   // optional
);

パラメーター

名前	型	方向
hCertStore	HCERTSTORE	in
dwMsgAndCertEncodingType	DWORD	in
dwFindFlags	DWORD	in
dwFindType	CERT_FIND_TYPE	in
pvFindPara	void*	inoptional
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* CertFindCTLInStore(
    HCERTSTORE hCertStore,
    DWORD dwMsgAndCertEncodingType,
    DWORD dwFindFlags,
    CERT_FIND_TYPE dwFindType,
    const void* pvFindPara,   // optional
    CTL_CONTEXT* pPrevCtlContext   // optional
);

[DllImport("CRYPT32.dll", SetLastError = true, ExactSpelling = true)]
static extern IntPtr CertFindCTLInStore(
    IntPtr hCertStore,   // HCERTSTORE
    uint dwMsgAndCertEncodingType,   // DWORD
    uint dwFindFlags,   // DWORD
    uint dwFindType,   // CERT_FIND_TYPE
    IntPtr pvFindPara,   // void* optional
    IntPtr pPrevCtlContext   // CTL_CONTEXT* optional
);

<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CertFindCTLInStore(
    hCertStore As IntPtr,   ' HCERTSTORE
    dwMsgAndCertEncodingType As UInteger,   ' DWORD
    dwFindFlags As UInteger,   ' DWORD
    dwFindType As UInteger,   ' CERT_FIND_TYPE
    pvFindPara As IntPtr,   ' void* optional
    pPrevCtlContext As IntPtr   ' CTL_CONTEXT* optional
) As IntPtr
End Function

' hCertStore : HCERTSTORE
' dwMsgAndCertEncodingType : DWORD
' dwFindFlags : DWORD
' dwFindType : CERT_FIND_TYPE
' pvFindPara : void* optional
' pPrevCtlContext : CTL_CONTEXT* optional
Declare PtrSafe Function CertFindCTLInStore Lib "crypt32" ( _
    ByVal hCertStore As LongPtr, _
    ByVal dwMsgAndCertEncodingType As Long, _
    ByVal dwFindFlags As Long, _
    ByVal dwFindType As Long, _
    ByVal pvFindPara 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

CertFindCTLInStore = ctypes.windll.crypt32.CertFindCTLInStore
CertFindCTLInStore.restype = ctypes.c_void_p
CertFindCTLInStore.argtypes = [
    wintypes.HANDLE,  # hCertStore : HCERTSTORE
    wintypes.DWORD,  # dwMsgAndCertEncodingType : DWORD
    wintypes.DWORD,  # dwFindFlags : DWORD
    wintypes.DWORD,  # dwFindType : CERT_FIND_TYPE
    ctypes.POINTER(None),  # pvFindPara : void* optional
    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')
CertFindCTLInStore = Fiddle::Function.new(
  lib['CertFindCTLInStore'],
  [
    Fiddle::TYPE_VOIDP,  # hCertStore : HCERTSTORE
    -Fiddle::TYPE_INT,  # dwMsgAndCertEncodingType : DWORD
    -Fiddle::TYPE_INT,  # dwFindFlags : DWORD
    -Fiddle::TYPE_INT,  # dwFindType : CERT_FIND_TYPE
    Fiddle::TYPE_VOIDP,  # pvFindPara : void* optional
    Fiddle::TYPE_VOIDP,  # pPrevCtlContext : CTL_CONTEXT* optional
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "crypt32")]
extern "system" {
    fn CertFindCTLInStore(
        hCertStore: *mut core::ffi::c_void,  // HCERTSTORE
        dwMsgAndCertEncodingType: u32,  // DWORD
        dwFindFlags: u32,  // DWORD
        dwFindType: u32,  // CERT_FIND_TYPE
        pvFindPara: *const (),  // void* optional
        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 CertFindCTLInStore(IntPtr hCertStore, uint dwMsgAndCertEncodingType, uint dwFindFlags, uint dwFindType, IntPtr pvFindPara, IntPtr pPrevCtlContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CertFindCTLInStore' -Namespace Win32 -PassThru
# $api::CertFindCTLInStore(hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, pPrevCtlContext)

#uselib "CRYPT32.dll"
#func global CertFindCTLInStore "CertFindCTLInStore" sptr, sptr, sptr, sptr, sptr, sptr
; CertFindCTLInStore hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, varptr(pPrevCtlContext)   ; 戻り値は stat
; hCertStore : HCERTSTORE -> "sptr"
; dwMsgAndCertEncodingType : DWORD -> "sptr"
; dwFindFlags : DWORD -> "sptr"
; dwFindType : CERT_FIND_TYPE -> "sptr"
; pvFindPara : void* optional -> "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 CertFindCTLInStore "CertFindCTLInStore" sptr, int, int, int, sptr, var
; res = CertFindCTLInStore(hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, pPrevCtlContext)
; hCertStore : HCERTSTORE -> "sptr"
; dwMsgAndCertEncodingType : DWORD -> "int"
; dwFindFlags : DWORD -> "int"
; dwFindType : CERT_FIND_TYPE -> "int"
; pvFindPara : void* optional -> "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 CertFindCTLInStore "CertFindCTLInStore" sptr, int, int, int, sptr, sptr
; res = CertFindCTLInStore(hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, varptr(pPrevCtlContext))
; hCertStore : HCERTSTORE -> "sptr"
; dwMsgAndCertEncodingType : DWORD -> "int"
; dwFindFlags : DWORD -> "int"
; dwFindType : CERT_FIND_TYPE -> "int"
; pvFindPara : void* optional -> "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* CertFindCTLInStore(HCERTSTORE hCertStore, DWORD dwMsgAndCertEncodingType, DWORD dwFindFlags, CERT_FIND_TYPE dwFindType, void* pvFindPara, CTL_CONTEXT* pPrevCtlContext)
#uselib "CRYPT32.dll"
#cfunc global CertFindCTLInStore "CertFindCTLInStore" intptr, int, int, int, intptr, var
; res = CertFindCTLInStore(hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, pPrevCtlContext)
; hCertStore : HCERTSTORE -> "intptr"
; dwMsgAndCertEncodingType : DWORD -> "int"
; dwFindFlags : DWORD -> "int"
; dwFindType : CERT_FIND_TYPE -> "int"
; pvFindPara : void* optional -> "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* CertFindCTLInStore(HCERTSTORE hCertStore, DWORD dwMsgAndCertEncodingType, DWORD dwFindFlags, CERT_FIND_TYPE dwFindType, void* pvFindPara, CTL_CONTEXT* pPrevCtlContext)
#uselib "CRYPT32.dll"
#cfunc global CertFindCTLInStore "CertFindCTLInStore" intptr, int, int, int, intptr, intptr
; res = CertFindCTLInStore(hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, varptr(pPrevCtlContext))
; hCertStore : HCERTSTORE -> "intptr"
; dwMsgAndCertEncodingType : DWORD -> "int"
; dwFindFlags : DWORD -> "int"
; dwFindType : CERT_FIND_TYPE -> "int"
; pvFindPara : void* optional -> "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")
	procCertFindCTLInStore = crypt32.NewProc("CertFindCTLInStore")
)

// hCertStore (HCERTSTORE), dwMsgAndCertEncodingType (DWORD), dwFindFlags (DWORD), dwFindType (CERT_FIND_TYPE), pvFindPara (void* optional), pPrevCtlContext (CTL_CONTEXT* optional)
r1, _, err := procCertFindCTLInStore.Call(
	uintptr(hCertStore),
	uintptr(dwMsgAndCertEncodingType),
	uintptr(dwFindFlags),
	uintptr(dwFindType),
	uintptr(pvFindPara),
	uintptr(pPrevCtlContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CTL_CONTEXT*

function CertFindCTLInStore(
  hCertStore: THandle;   // HCERTSTORE
  dwMsgAndCertEncodingType: DWORD;   // DWORD
  dwFindFlags: DWORD;   // DWORD
  dwFindType: DWORD;   // CERT_FIND_TYPE
  pvFindPara: Pointer;   // void* optional
  pPrevCtlContext: Pointer   // CTL_CONTEXT* optional
): Pointer; stdcall;
  external 'CRYPT32.dll' name 'CertFindCTLInStore';

result := DllCall("CRYPT32\CertFindCTLInStore"
    , "Ptr", hCertStore   ; HCERTSTORE
    , "UInt", dwMsgAndCertEncodingType   ; DWORD
    , "UInt", dwFindFlags   ; DWORD
    , "UInt", dwFindType   ; CERT_FIND_TYPE
    , "Ptr", pvFindPara   ; void* optional
    , "Ptr", pPrevCtlContext   ; CTL_CONTEXT* optional
    , "Ptr")   ; return: CTL_CONTEXT*

●CertFindCTLInStore(hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, pPrevCtlContext) = DLL("CRYPT32.dll", "void* CertFindCTLInStore(void*, dword, dword, dword, void*, void*)")
# 呼び出し: CertFindCTLInStore(hCertStore, dwMsgAndCertEncodingType, dwFindFlags, dwFindType, pvFindPara, pPrevCtlContext)
# hCertStore : HCERTSTORE -> "void*"
# dwMsgAndCertEncodingType : DWORD -> "dword"
# dwFindFlags : DWORD -> "dword"
# dwFindType : CERT_FIND_TYPE -> "dword"
# pvFindPara : void* optional -> "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)。