ホーム › Security.Cryptography › CertCompareCertificate

CertCompareCertificate

関数

2つの証明書を発行者とシリアル番号で比較する。

DLLCRYPT32.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

BOOL CertCompareCertificate(
    CERT_QUERY_ENCODING_TYPE dwCertEncodingType,
    CERT_INFO* pCertId1,
    CERT_INFO* pCertId2
);

パラメーター

名前	型	方向
dwCertEncodingType	CERT_QUERY_ENCODING_TYPE	in
pCertId1	CERT_INFO*	in
pCertId2	CERT_INFO*	in

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL CertCompareCertificate(
    CERT_QUERY_ENCODING_TYPE dwCertEncodingType,
    CERT_INFO* pCertId1,
    CERT_INFO* pCertId2
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", ExactSpelling = true)]
static extern bool CertCompareCertificate(
    uint dwCertEncodingType,   // CERT_QUERY_ENCODING_TYPE
    IntPtr pCertId1,   // CERT_INFO*
    IntPtr pCertId2   // CERT_INFO*
);

<DllImport("CRYPT32.dll", ExactSpelling:=True)>
Public Shared Function CertCompareCertificate(
    dwCertEncodingType As UInteger,   ' CERT_QUERY_ENCODING_TYPE
    pCertId1 As IntPtr,   ' CERT_INFO*
    pCertId2 As IntPtr   ' CERT_INFO*
) As Boolean
End Function

' dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
' pCertId1 : CERT_INFO*
' pCertId2 : CERT_INFO*
Declare PtrSafe Function CertCompareCertificate Lib "crypt32" ( _
    ByVal dwCertEncodingType As Long, _
    ByVal pCertId1 As LongPtr, _
    ByVal pCertId2 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

CertCompareCertificate = ctypes.windll.crypt32.CertCompareCertificate
CertCompareCertificate.restype = wintypes.BOOL
CertCompareCertificate.argtypes = [
    wintypes.DWORD,  # dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
    ctypes.c_void_p,  # pCertId1 : CERT_INFO*
    ctypes.c_void_p,  # pCertId2 : CERT_INFO*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CertCompareCertificate = Fiddle::Function.new(
  lib['CertCompareCertificate'],
  [
    -Fiddle::TYPE_INT,  # dwCertEncodingType : CERT_QUERY_ENCODING_TYPE
    Fiddle::TYPE_VOIDP,  # pCertId1 : CERT_INFO*
    Fiddle::TYPE_VOIDP,  # pCertId2 : CERT_INFO*
  ],
  Fiddle::TYPE_INT)

#[link(name = "crypt32")]
extern "system" {
    fn CertCompareCertificate(
        dwCertEncodingType: u32,  // CERT_QUERY_ENCODING_TYPE
        pCertId1: *mut CERT_INFO,  // CERT_INFO*
        pCertId2: *mut CERT_INFO  // CERT_INFO*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll")]
public static extern bool CertCompareCertificate(uint dwCertEncodingType, IntPtr pCertId1, IntPtr pCertId2);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CertCompareCertificate' -Namespace Win32 -PassThru
# $api::CertCompareCertificate(dwCertEncodingType, pCertId1, pCertId2)

#uselib "CRYPT32.dll"
#func global CertCompareCertificate "CertCompareCertificate" sptr, sptr, sptr
; CertCompareCertificate dwCertEncodingType, varptr(pCertId1), varptr(pCertId2)   ; 戻り値は stat
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "sptr"
; pCertId1 : CERT_INFO* -> "sptr"
; pCertId2 : CERT_INFO* -> "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 CertCompareCertificate "CertCompareCertificate" int, var, var
; res = CertCompareCertificate(dwCertEncodingType, pCertId1, pCertId2)
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; pCertId1 : CERT_INFO* -> "var"
; pCertId2 : CERT_INFO* -> "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 CertCompareCertificate "CertCompareCertificate" int, sptr, sptr
; res = CertCompareCertificate(dwCertEncodingType, varptr(pCertId1), varptr(pCertId2))
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; pCertId1 : CERT_INFO* -> "sptr"
; pCertId2 : CERT_INFO* -> "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:

; BOOL CertCompareCertificate(CERT_QUERY_ENCODING_TYPE dwCertEncodingType, CERT_INFO* pCertId1, CERT_INFO* pCertId2)
#uselib "CRYPT32.dll"
#cfunc global CertCompareCertificate "CertCompareCertificate" int, var, var
; res = CertCompareCertificate(dwCertEncodingType, pCertId1, pCertId2)
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; pCertId1 : CERT_INFO* -> "var"
; pCertId2 : CERT_INFO* -> "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。; BOOL CertCompareCertificate(CERT_QUERY_ENCODING_TYPE dwCertEncodingType, CERT_INFO* pCertId1, CERT_INFO* pCertId2)
#uselib "CRYPT32.dll"
#cfunc global CertCompareCertificate "CertCompareCertificate" int, intptr, intptr
; res = CertCompareCertificate(dwCertEncodingType, varptr(pCertId1), varptr(pCertId2))
; dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "int"
; pCertId1 : CERT_INFO* -> "intptr"
; pCertId2 : CERT_INFO* -> "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")
	procCertCompareCertificate = crypt32.NewProc("CertCompareCertificate")
)

// dwCertEncodingType (CERT_QUERY_ENCODING_TYPE), pCertId1 (CERT_INFO*), pCertId2 (CERT_INFO*)
r1, _, err := procCertCompareCertificate.Call(
	uintptr(dwCertEncodingType),
	uintptr(pCertId1),
	uintptr(pCertId2),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CertCompareCertificate(
  dwCertEncodingType: DWORD;   // CERT_QUERY_ENCODING_TYPE
  pCertId1: Pointer;   // CERT_INFO*
  pCertId2: Pointer   // CERT_INFO*
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CertCompareCertificate';

result := DllCall("CRYPT32\CertCompareCertificate"
    , "UInt", dwCertEncodingType   ; CERT_QUERY_ENCODING_TYPE
    , "Ptr", pCertId1   ; CERT_INFO*
    , "Ptr", pCertId2   ; CERT_INFO*
    , "Int")   ; return: BOOL

●CertCompareCertificate(dwCertEncodingType, pCertId1, pCertId2) = DLL("CRYPT32.dll", "bool CertCompareCertificate(dword, void*, void*)")
# 呼び出し: CertCompareCertificate(dwCertEncodingType, pCertId1, pCertId2)
# dwCertEncodingType : CERT_QUERY_ENCODING_TYPE -> "dword"
# pCertId1 : CERT_INFO* -> "void*"
# pCertId2 : CERT_INFO* -> "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)。