NCryptGetProperty

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

HRESULT NCryptGetProperty(
    NCRYPT_HANDLE hObject,
    LPCWSTR pszProperty,
    BYTE* pbOutput,   // optional
    DWORD cbOutput,
    DWORD* pcbResult,
    OBJECT_SECURITY_INFORMATION dwFlags
);

<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function NCryptGetProperty(
    hObject As UIntPtr,   ' NCRYPT_HANDLE
    <MarshalAs(UnmanagedType.LPWStr)> pszProperty As String,   ' LPCWSTR
    pbOutput As IntPtr,   ' BYTE* optional, out
    cbOutput As UInteger,   ' DWORD
    <Out> ByRef pcbResult As UInteger,   ' DWORD* out
    dwFlags As UInteger   ' OBJECT_SECURITY_INFORMATION
) As Integer
End Function

' hObject : NCRYPT_HANDLE
' pszProperty : LPCWSTR
' pbOutput : BYTE* optional, out
' cbOutput : DWORD
' pcbResult : DWORD* out
' dwFlags : OBJECT_SECURITY_INFORMATION
Declare PtrSafe Function NCryptGetProperty Lib "ncrypt" ( _
    ByVal hObject As LongPtr, _
    ByVal pszProperty As LongPtr, _
    ByVal pbOutput As LongPtr, _
    ByVal cbOutput As Long, _
    ByRef pcbResult As Long, _
    ByVal dwFlags 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

NCryptGetProperty = ctypes.windll.ncrypt.NCryptGetProperty
NCryptGetProperty.restype = ctypes.c_int
NCryptGetProperty.argtypes = [
    ctypes.c_size_t,  # hObject : NCRYPT_HANDLE
    wintypes.LPCWSTR,  # pszProperty : LPCWSTR
    ctypes.POINTER(ctypes.c_ubyte),  # pbOutput : BYTE* optional, out
    wintypes.DWORD,  # cbOutput : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pcbResult : DWORD* out
    wintypes.DWORD,  # dwFlags : OBJECT_SECURITY_INFORMATION
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ncrypt.dll')
NCryptGetProperty = Fiddle::Function.new(
  lib['NCryptGetProperty'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hObject : NCRYPT_HANDLE
    Fiddle::TYPE_VOIDP,  # pszProperty : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pbOutput : BYTE* optional, out
    -Fiddle::TYPE_INT,  # cbOutput : DWORD
    Fiddle::TYPE_VOIDP,  # pcbResult : DWORD* out
    -Fiddle::TYPE_INT,  # dwFlags : OBJECT_SECURITY_INFORMATION
  ],
  Fiddle::TYPE_INT)

#[link(name = "ncrypt")]
extern "system" {
    fn NCryptGetProperty(
        hObject: usize,  // NCRYPT_HANDLE
        pszProperty: *const u16,  // LPCWSTR
        pbOutput: *mut u8,  // BYTE* optional, out
        cbOutput: u32,  // DWORD
        pcbResult: *mut u32,  // DWORD* out
        dwFlags: u32  // OBJECT_SECURITY_INFORMATION
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ncrypt.dll")]
public static extern int NCryptGetProperty(UIntPtr hObject, [MarshalAs(UnmanagedType.LPWStr)] string pszProperty, IntPtr pbOutput, uint cbOutput, out uint pcbResult, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_NCryptGetProperty' -Namespace Win32 -PassThru
# $api::NCryptGetProperty(hObject, pszProperty, pbOutput, cbOutput, pcbResult, dwFlags)

#uselib "ncrypt.dll"
#func global NCryptGetProperty "NCryptGetProperty" sptr, sptr, sptr, sptr, sptr, sptr
; NCryptGetProperty hObject, pszProperty, varptr(pbOutput), cbOutput, varptr(pcbResult), dwFlags   ; 戻り値は stat
; hObject : NCRYPT_HANDLE -> "sptr"
; pszProperty : LPCWSTR -> "sptr"
; pbOutput : BYTE* optional, out -> "sptr"
; cbOutput : DWORD -> "sptr"
; pcbResult : DWORD* out -> "sptr"
; dwFlags : OBJECT_SECURITY_INFORMATION -> "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 "ncrypt.dll"
#cfunc global NCryptGetProperty "NCryptGetProperty" sptr, wstr, var, int, var, int
; res = NCryptGetProperty(hObject, pszProperty, pbOutput, cbOutput, pcbResult, dwFlags)
; hObject : NCRYPT_HANDLE -> "sptr"
; pszProperty : LPCWSTR -> "wstr"
; pbOutput : BYTE* optional, out -> "var"
; cbOutput : DWORD -> "int"
; pcbResult : DWORD* out -> "var"
; dwFlags : OBJECT_SECURITY_INFORMATION -> "int"
; ※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 NCryptGetProperty(NCRYPT_HANDLE hObject, LPCWSTR pszProperty, BYTE* pbOutput, DWORD cbOutput, DWORD* pcbResult, OBJECT_SECURITY_INFORMATION dwFlags)
#uselib "ncrypt.dll"
#cfunc global NCryptGetProperty "NCryptGetProperty" intptr, wstr, var, int, var, int
; res = NCryptGetProperty(hObject, pszProperty, pbOutput, cbOutput, pcbResult, dwFlags)
; hObject : NCRYPT_HANDLE -> "intptr"
; pszProperty : LPCWSTR -> "wstr"
; pbOutput : BYTE* optional, out -> "var"
; cbOutput : DWORD -> "int"
; pcbResult : DWORD* out -> "var"
; dwFlags : OBJECT_SECURITY_INFORMATION -> "int"
; ※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 (
	ncrypt = windows.NewLazySystemDLL("ncrypt.dll")
	procNCryptGetProperty = ncrypt.NewProc("NCryptGetProperty")
)

// hObject (NCRYPT_HANDLE), pszProperty (LPCWSTR), pbOutput (BYTE* optional, out), cbOutput (DWORD), pcbResult (DWORD* out), dwFlags (OBJECT_SECURITY_INFORMATION)
r1, _, err := procNCryptGetProperty.Call(
	uintptr(hObject),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszProperty))),
	uintptr(pbOutput),
	uintptr(cbOutput),
	uintptr(pcbResult),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function NCryptGetProperty(
  hObject: NativeUInt;   // NCRYPT_HANDLE
  pszProperty: PWideChar;   // LPCWSTR
  pbOutput: Pointer;   // BYTE* optional, out
  cbOutput: DWORD;   // DWORD
  pcbResult: Pointer;   // DWORD* out
  dwFlags: DWORD   // OBJECT_SECURITY_INFORMATION
): Integer; stdcall;
  external 'ncrypt.dll' name 'NCryptGetProperty';

result := DllCall("ncrypt\NCryptGetProperty"
    , "UPtr", hObject   ; NCRYPT_HANDLE
    , "WStr", pszProperty   ; LPCWSTR
    , "Ptr", pbOutput   ; BYTE* optional, out
    , "UInt", cbOutput   ; DWORD
    , "Ptr", pcbResult   ; DWORD* out
    , "UInt", dwFlags   ; OBJECT_SECURITY_INFORMATION
    , "Int")   ; return: HRESULT

●NCryptGetProperty(hObject, pszProperty, pbOutput, cbOutput, pcbResult, dwFlags) = DLL("ncrypt.dll", "int NCryptGetProperty(int, char*, void*, dword, void*, dword)")
# 呼び出し: NCryptGetProperty(hObject, pszProperty, pbOutput, cbOutput, pcbResult, dwFlags)
# hObject : NCRYPT_HANDLE -> "int"
# pszProperty : LPCWSTR -> "char*"
# pbOutput : BYTE* optional, out -> "void*"
# cbOutput : DWORD -> "dword"
# pcbResult : DWORD* out -> "void*"
# dwFlags : OBJECT_SECURITY_INFORMATION -> "dword"
# 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)。