CryptXmlImportPublicKey

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

HRESULT CryptXmlImportPublicKey(
    CRYPT_XML_FLAGS dwFlags,
    const CRYPT_XML_KEY_VALUE* pKeyValue,
    BCRYPT_KEY_HANDLE* phKey
);

<DllImport("CRYPTXML.dll", ExactSpelling:=True)>
Public Shared Function CryptXmlImportPublicKey(
    dwFlags As UInteger,   ' CRYPT_XML_FLAGS
    pKeyValue As IntPtr,   ' CRYPT_XML_KEY_VALUE*
    phKey As IntPtr   ' BCRYPT_KEY_HANDLE* out
) As Integer
End Function

' dwFlags : CRYPT_XML_FLAGS
' pKeyValue : CRYPT_XML_KEY_VALUE*
' phKey : BCRYPT_KEY_HANDLE* out
Declare PtrSafe Function CryptXmlImportPublicKey Lib "cryptxml" ( _
    ByVal dwFlags As Long, _
    ByVal pKeyValue As LongPtr, _
    ByVal phKey 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

CryptXmlImportPublicKey = ctypes.windll.cryptxml.CryptXmlImportPublicKey
CryptXmlImportPublicKey.restype = ctypes.c_int
CryptXmlImportPublicKey.argtypes = [
    wintypes.DWORD,  # dwFlags : CRYPT_XML_FLAGS
    ctypes.c_void_p,  # pKeyValue : CRYPT_XML_KEY_VALUE*
    ctypes.c_void_p,  # phKey : BCRYPT_KEY_HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPTXML.dll')
CryptXmlImportPublicKey = Fiddle::Function.new(
  lib['CryptXmlImportPublicKey'],
  [
    -Fiddle::TYPE_INT,  # dwFlags : CRYPT_XML_FLAGS
    Fiddle::TYPE_VOIDP,  # pKeyValue : CRYPT_XML_KEY_VALUE*
    Fiddle::TYPE_VOIDP,  # phKey : BCRYPT_KEY_HANDLE* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "cryptxml")]
extern "system" {
    fn CryptXmlImportPublicKey(
        dwFlags: u32,  // CRYPT_XML_FLAGS
        pKeyValue: *const CRYPT_XML_KEY_VALUE,  // CRYPT_XML_KEY_VALUE*
        phKey: *mut *mut core::ffi::c_void  // BCRYPT_KEY_HANDLE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CRYPTXML.dll")]
public static extern int CryptXmlImportPublicKey(uint dwFlags, IntPtr pKeyValue, IntPtr phKey);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPTXML_CryptXmlImportPublicKey' -Namespace Win32 -PassThru
# $api::CryptXmlImportPublicKey(dwFlags, pKeyValue, phKey)

#uselib "CRYPTXML.dll"
#func global CryptXmlImportPublicKey "CryptXmlImportPublicKey" sptr, sptr, sptr
; CryptXmlImportPublicKey dwFlags, varptr(pKeyValue), phKey   ; 戻り値は stat
; dwFlags : CRYPT_XML_FLAGS -> "sptr"
; pKeyValue : CRYPT_XML_KEY_VALUE* -> "sptr"
; phKey : BCRYPT_KEY_HANDLE* 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 "CRYPTXML.dll"
#cfunc global CryptXmlImportPublicKey "CryptXmlImportPublicKey" int, var, sptr
; res = CryptXmlImportPublicKey(dwFlags, pKeyValue, phKey)
; dwFlags : CRYPT_XML_FLAGS -> "int"
; pKeyValue : CRYPT_XML_KEY_VALUE* -> "var"
; phKey : BCRYPT_KEY_HANDLE* out -> "sptr"
; ※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。

; HRESULT CryptXmlImportPublicKey(CRYPT_XML_FLAGS dwFlags, CRYPT_XML_KEY_VALUE* pKeyValue, BCRYPT_KEY_HANDLE* phKey)
#uselib "CRYPTXML.dll"
#cfunc global CryptXmlImportPublicKey "CryptXmlImportPublicKey" int, var, intptr
; res = CryptXmlImportPublicKey(dwFlags, pKeyValue, phKey)
; dwFlags : CRYPT_XML_FLAGS -> "int"
; pKeyValue : CRYPT_XML_KEY_VALUE* -> "var"
; phKey : BCRYPT_KEY_HANDLE* out -> "intptr"
; ※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 (
	cryptxml = windows.NewLazySystemDLL("CRYPTXML.dll")
	procCryptXmlImportPublicKey = cryptxml.NewProc("CryptXmlImportPublicKey")
)

// dwFlags (CRYPT_XML_FLAGS), pKeyValue (CRYPT_XML_KEY_VALUE*), phKey (BCRYPT_KEY_HANDLE* out)
r1, _, err := procCryptXmlImportPublicKey.Call(
	uintptr(dwFlags),
	uintptr(pKeyValue),
	uintptr(phKey),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CryptXmlImportPublicKey(
  dwFlags: DWORD;   // CRYPT_XML_FLAGS
  pKeyValue: Pointer;   // CRYPT_XML_KEY_VALUE*
  phKey: Pointer   // BCRYPT_KEY_HANDLE* out
): Integer; stdcall;
  external 'CRYPTXML.dll' name 'CryptXmlImportPublicKey';

result := DllCall("CRYPTXML\CryptXmlImportPublicKey"
    , "UInt", dwFlags   ; CRYPT_XML_FLAGS
    , "Ptr", pKeyValue   ; CRYPT_XML_KEY_VALUE*
    , "Ptr", phKey   ; BCRYPT_KEY_HANDLE* out
    , "Int")   ; return: HRESULT

●CryptXmlImportPublicKey(dwFlags, pKeyValue, phKey) = DLL("CRYPTXML.dll", "int CryptXmlImportPublicKey(dword, void*, void*)")
# 呼び出し: CryptXmlImportPublicKey(dwFlags, pKeyValue, phKey)
# dwFlags : CRYPT_XML_FLAGS -> "dword"
# pKeyValue : CRYPT_XML_KEY_VALUE* -> "void*"
# phKey : BCRYPT_KEY_HANDLE* 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)。