CertSerializeCertificateStoreElement

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

BOOL CertSerializeCertificateStoreElement(
    const CERT_CONTEXT* pCertContext,
    DWORD dwFlags,
    BYTE* pbElement,   // optional
    DWORD* pcbElement
);

<DllImport("CRYPT32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CertSerializeCertificateStoreElement(
    pCertContext As IntPtr,   ' CERT_CONTEXT*
    dwFlags As UInteger,   ' DWORD
    pbElement As IntPtr,   ' BYTE* optional, out
    ByRef pcbElement As UInteger   ' DWORD* in/out
) As Boolean
End Function

' pCertContext : CERT_CONTEXT*
' dwFlags : DWORD
' pbElement : BYTE* optional, out
' pcbElement : DWORD* in/out
Declare PtrSafe Function CertSerializeCertificateStoreElement Lib "crypt32" ( _
    ByVal pCertContext As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal pbElement As LongPtr, _
    ByRef pcbElement As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CertSerializeCertificateStoreElement = ctypes.windll.crypt32.CertSerializeCertificateStoreElement
CertSerializeCertificateStoreElement.restype = wintypes.BOOL
CertSerializeCertificateStoreElement.argtypes = [
    ctypes.c_void_p,  # pCertContext : CERT_CONTEXT*
    wintypes.DWORD,  # dwFlags : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pbElement : BYTE* optional, out
    ctypes.POINTER(wintypes.DWORD),  # pcbElement : DWORD* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CertSerializeCertificateStoreElement = Fiddle::Function.new(
  lib['CertSerializeCertificateStoreElement'],
  [
    Fiddle::TYPE_VOIDP,  # pCertContext : CERT_CONTEXT*
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pbElement : BYTE* optional, out
    Fiddle::TYPE_VOIDP,  # pcbElement : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "crypt32")]
extern "system" {
    fn CertSerializeCertificateStoreElement(
        pCertContext: *const CERT_CONTEXT,  // CERT_CONTEXT*
        dwFlags: u32,  // DWORD
        pbElement: *mut u8,  // BYTE* optional, out
        pcbElement: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", SetLastError = true)]
public static extern bool CertSerializeCertificateStoreElement(IntPtr pCertContext, uint dwFlags, IntPtr pbElement, ref uint pcbElement);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CertSerializeCertificateStoreElement' -Namespace Win32 -PassThru
# $api::CertSerializeCertificateStoreElement(pCertContext, dwFlags, pbElement, pcbElement)

#uselib "CRYPT32.dll"
#func global CertSerializeCertificateStoreElement "CertSerializeCertificateStoreElement" sptr, sptr, sptr, sptr
; CertSerializeCertificateStoreElement varptr(pCertContext), dwFlags, varptr(pbElement), varptr(pcbElement)   ; 戻り値は stat
; pCertContext : CERT_CONTEXT* -> "sptr"
; dwFlags : DWORD -> "sptr"
; pbElement : BYTE* optional, out -> "sptr"
; pcbElement : DWORD* in/out -> "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 CertSerializeCertificateStoreElement "CertSerializeCertificateStoreElement" var, int, var, var
; res = CertSerializeCertificateStoreElement(pCertContext, dwFlags, pbElement, pcbElement)
; pCertContext : CERT_CONTEXT* -> "var"
; dwFlags : DWORD -> "int"
; pbElement : BYTE* optional, out -> "var"
; pcbElement : DWORD* in/out -> "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 CertSerializeCertificateStoreElement(CERT_CONTEXT* pCertContext, DWORD dwFlags, BYTE* pbElement, DWORD* pcbElement)
#uselib "CRYPT32.dll"
#cfunc global CertSerializeCertificateStoreElement "CertSerializeCertificateStoreElement" var, int, var, var
; res = CertSerializeCertificateStoreElement(pCertContext, dwFlags, pbElement, pcbElement)
; pCertContext : CERT_CONTEXT* -> "var"
; dwFlags : DWORD -> "int"
; pbElement : BYTE* optional, out -> "var"
; pcbElement : DWORD* in/out -> "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")
	procCertSerializeCertificateStoreElement = crypt32.NewProc("CertSerializeCertificateStoreElement")
)

// pCertContext (CERT_CONTEXT*), dwFlags (DWORD), pbElement (BYTE* optional, out), pcbElement (DWORD* in/out)
r1, _, err := procCertSerializeCertificateStoreElement.Call(
	uintptr(pCertContext),
	uintptr(dwFlags),
	uintptr(pbElement),
	uintptr(pcbElement),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CertSerializeCertificateStoreElement(
  pCertContext: Pointer;   // CERT_CONTEXT*
  dwFlags: DWORD;   // DWORD
  pbElement: Pointer;   // BYTE* optional, out
  pcbElement: Pointer   // DWORD* in/out
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CertSerializeCertificateStoreElement';

result := DllCall("CRYPT32\CertSerializeCertificateStoreElement"
    , "Ptr", pCertContext   ; CERT_CONTEXT*
    , "UInt", dwFlags   ; DWORD
    , "Ptr", pbElement   ; BYTE* optional, out
    , "Ptr", pcbElement   ; DWORD* in/out
    , "Int")   ; return: BOOL

●CertSerializeCertificateStoreElement(pCertContext, dwFlags, pbElement, pcbElement) = DLL("CRYPT32.dll", "bool CertSerializeCertificateStoreElement(void*, dword, void*, void*)")
# 呼び出し: CertSerializeCertificateStoreElement(pCertContext, dwFlags, pbElement, pcbElement)
# pCertContext : CERT_CONTEXT* -> "void*"
# dwFlags : DWORD -> "dword"
# pbElement : BYTE* optional, out -> "void*"
# pcbElement : DWORD* in/out -> "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)。