CertOpenServerOcspResponse

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

void* CertOpenServerOcspResponse(
    CERT_CHAIN_CONTEXT* pChainContext,
    DWORD dwFlags,
    CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* pOpenPara   // optional
);

<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CertOpenServerOcspResponse(
    pChainContext As IntPtr,   ' CERT_CHAIN_CONTEXT*
    dwFlags As UInteger,   ' DWORD
    pOpenPara As IntPtr   ' CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional
) As IntPtr
End Function

' pChainContext : CERT_CHAIN_CONTEXT*
' dwFlags : DWORD
' pOpenPara : CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional
Declare PtrSafe Function CertOpenServerOcspResponse Lib "crypt32" ( _
    ByVal pChainContext As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal pOpenPara 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

CertOpenServerOcspResponse = ctypes.windll.crypt32.CertOpenServerOcspResponse
CertOpenServerOcspResponse.restype = ctypes.c_void_p
CertOpenServerOcspResponse.argtypes = [
    ctypes.c_void_p,  # pChainContext : CERT_CHAIN_CONTEXT*
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.c_void_p,  # pOpenPara : CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CertOpenServerOcspResponse = Fiddle::Function.new(
  lib['CertOpenServerOcspResponse'],
  [
    Fiddle::TYPE_VOIDP,  # pChainContext : CERT_CHAIN_CONTEXT*
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pOpenPara : CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "crypt32")]
extern "system" {
    fn CertOpenServerOcspResponse(
        pChainContext: *mut CERT_CHAIN_CONTEXT,  // CERT_CHAIN_CONTEXT*
        dwFlags: u32,  // DWORD
        pOpenPara: *mut CERT_SERVER_OCSP_RESPONSE_OPEN_PARA  // CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional
    ) -> *mut ();
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CRYPT32.dll", SetLastError = true)]
public static extern IntPtr CertOpenServerOcspResponse(IntPtr pChainContext, uint dwFlags, IntPtr pOpenPara);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CertOpenServerOcspResponse' -Namespace Win32 -PassThru
# $api::CertOpenServerOcspResponse(pChainContext, dwFlags, pOpenPara)

#uselib "CRYPT32.dll"
#func global CertOpenServerOcspResponse "CertOpenServerOcspResponse" sptr, sptr, sptr
; CertOpenServerOcspResponse varptr(pChainContext), dwFlags, varptr(pOpenPara)   ; 戻り値は stat
; pChainContext : CERT_CHAIN_CONTEXT* -> "sptr"
; dwFlags : DWORD -> "sptr"
; pOpenPara : CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* 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。

#uselib "CRYPT32.dll"
#cfunc global CertOpenServerOcspResponse "CertOpenServerOcspResponse" var, int, var
; res = CertOpenServerOcspResponse(pChainContext, dwFlags, pOpenPara)
; pChainContext : CERT_CHAIN_CONTEXT* -> "var"
; dwFlags : DWORD -> "int"
; pOpenPara : CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* 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。

; void* CertOpenServerOcspResponse(CERT_CHAIN_CONTEXT* pChainContext, DWORD dwFlags, CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* pOpenPara)
#uselib "CRYPT32.dll"
#cfunc global CertOpenServerOcspResponse "CertOpenServerOcspResponse" var, int, var
; res = CertOpenServerOcspResponse(pChainContext, dwFlags, pOpenPara)
; pChainContext : CERT_CHAIN_CONTEXT* -> "var"
; dwFlags : DWORD -> "int"
; pOpenPara : CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* 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。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCertOpenServerOcspResponse = crypt32.NewProc("CertOpenServerOcspResponse")
)

// pChainContext (CERT_CHAIN_CONTEXT*), dwFlags (DWORD), pOpenPara (CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional)
r1, _, err := procCertOpenServerOcspResponse.Call(
	uintptr(pChainContext),
	uintptr(dwFlags),
	uintptr(pOpenPara),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void*

function CertOpenServerOcspResponse(
  pChainContext: Pointer;   // CERT_CHAIN_CONTEXT*
  dwFlags: DWORD;   // DWORD
  pOpenPara: Pointer   // CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional
): Pointer; stdcall;
  external 'CRYPT32.dll' name 'CertOpenServerOcspResponse';

result := DllCall("CRYPT32\CertOpenServerOcspResponse"
    , "Ptr", pChainContext   ; CERT_CHAIN_CONTEXT*
    , "UInt", dwFlags   ; DWORD
    , "Ptr", pOpenPara   ; CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* optional
    , "Ptr")   ; return: void*

●CertOpenServerOcspResponse(pChainContext, dwFlags, pOpenPara) = DLL("CRYPT32.dll", "void* CertOpenServerOcspResponse(void*, dword, void*)")
# 呼び出し: CertOpenServerOcspResponse(pChainContext, dwFlags, pOpenPara)
# pChainContext : CERT_CHAIN_CONTEXT* -> "void*"
# dwFlags : DWORD -> "dword"
# pOpenPara : CERT_SERVER_OCSP_RESPONSE_OPEN_PARA* 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)。