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CertFreeCertificateChain

関数

証明書チェーンコンテキストを解放する。

DLLCRYPT32.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

void CertFreeCertificateChain(
    CERT_CHAIN_CONTEXT* pChainContext
);

パラメーター

名前	型	方向
pChainContext	CERT_CHAIN_CONTEXT*	in

戻り値の型: void

各言語での呼び出し定義

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

void CertFreeCertificateChain(
    CERT_CHAIN_CONTEXT* pChainContext
);

[DllImport("CRYPT32.dll", ExactSpelling = true)]
static extern void CertFreeCertificateChain(
    IntPtr pChainContext   // CERT_CHAIN_CONTEXT*
);

<DllImport("CRYPT32.dll", ExactSpelling:=True)>
Public Shared Sub CertFreeCertificateChain(
    pChainContext As IntPtr   ' CERT_CHAIN_CONTEXT*
)
End Sub

' pChainContext : CERT_CHAIN_CONTEXT*
Declare PtrSafe Sub CertFreeCertificateChain Lib "crypt32" ( _
    ByVal pChainContext As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CertFreeCertificateChain = ctypes.windll.crypt32.CertFreeCertificateChain
CertFreeCertificateChain.restype = None
CertFreeCertificateChain.argtypes = [
    ctypes.c_void_p,  # pChainContext : CERT_CHAIN_CONTEXT*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CertFreeCertificateChain = Fiddle::Function.new(
  lib['CertFreeCertificateChain'],
  [
    Fiddle::TYPE_VOIDP,  # pChainContext : CERT_CHAIN_CONTEXT*
  ],
  Fiddle::TYPE_VOID)

#[link(name = "crypt32")]
extern "system" {
    fn CertFreeCertificateChain(
        pChainContext: *mut CERT_CHAIN_CONTEXT  // CERT_CHAIN_CONTEXT*
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CRYPT32.dll")]
public static extern void CertFreeCertificateChain(IntPtr pChainContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CertFreeCertificateChain' -Namespace Win32 -PassThru
# $api::CertFreeCertificateChain(pChainContext)

#uselib "CRYPT32.dll"
#func global CertFreeCertificateChain "CertFreeCertificateChain" sptr
; CertFreeCertificateChain varptr(pChainContext)
; pChainContext : CERT_CHAIN_CONTEXT* -> "sptr"

出力引数:

#uselib "CRYPT32.dll"
#func global CertFreeCertificateChain "CertFreeCertificateChain" var
; CertFreeCertificateChain pChainContext
; pChainContext : CERT_CHAIN_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 "CRYPT32.dll"
#func global CertFreeCertificateChain "CertFreeCertificateChain" sptr
; CertFreeCertificateChain varptr(pChainContext)
; pChainContext : CERT_CHAIN_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:

; void CertFreeCertificateChain(CERT_CHAIN_CONTEXT* pChainContext)
#uselib "CRYPT32.dll"
#func global CertFreeCertificateChain "CertFreeCertificateChain" var
; CertFreeCertificateChain pChainContext
; pChainContext : CERT_CHAIN_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。; void CertFreeCertificateChain(CERT_CHAIN_CONTEXT* pChainContext)
#uselib "CRYPT32.dll"
#func global CertFreeCertificateChain "CertFreeCertificateChain" intptr
; CertFreeCertificateChain varptr(pChainContext)
; pChainContext : CERT_CHAIN_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 (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCertFreeCertificateChain = crypt32.NewProc("CertFreeCertificateChain")
)

// pChainContext (CERT_CHAIN_CONTEXT*)
r1, _, err := procCertFreeCertificateChain.Call(
	uintptr(pChainContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure CertFreeCertificateChain(
  pChainContext: Pointer   // CERT_CHAIN_CONTEXT*
); stdcall;
  external 'CRYPT32.dll' name 'CertFreeCertificateChain';

result := DllCall("CRYPT32\CertFreeCertificateChain"
    , "Ptr", pChainContext   ; CERT_CHAIN_CONTEXT*
    , "Int")   ; return: void

●CertFreeCertificateChain(pChainContext) = DLL("CRYPT32.dll", "int CertFreeCertificateChain(void*)")
# 呼び出し: CertFreeCertificateChain(pChainContext)
# pChainContext : CERT_CHAIN_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)。