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NCryptIsKeyHandle

関数

指定したハンドルがCNGキーハンドルか判定する。

DLLncrypt.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

BOOL NCryptIsKeyHandle(
    NCRYPT_KEY_HANDLE hKey
);

パラメーター

名前	型	方向
hKey	NCRYPT_KEY_HANDLE	in

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL NCryptIsKeyHandle(
    NCRYPT_KEY_HANDLE hKey
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ncrypt.dll", ExactSpelling = true)]
static extern bool NCryptIsKeyHandle(
    UIntPtr hKey   // NCRYPT_KEY_HANDLE
);

<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function NCryptIsKeyHandle(
    hKey As UIntPtr   ' NCRYPT_KEY_HANDLE
) As Boolean
End Function

' hKey : NCRYPT_KEY_HANDLE
Declare PtrSafe Function NCryptIsKeyHandle Lib "ncrypt" ( _
    ByVal hKey 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

NCryptIsKeyHandle = ctypes.windll.ncrypt.NCryptIsKeyHandle
NCryptIsKeyHandle.restype = wintypes.BOOL
NCryptIsKeyHandle.argtypes = [
    ctypes.c_size_t,  # hKey : NCRYPT_KEY_HANDLE
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ncrypt.dll')
NCryptIsKeyHandle = Fiddle::Function.new(
  lib['NCryptIsKeyHandle'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hKey : NCRYPT_KEY_HANDLE
  ],
  Fiddle::TYPE_INT)

#[link(name = "ncrypt")]
extern "system" {
    fn NCryptIsKeyHandle(
        hKey: usize  // NCRYPT_KEY_HANDLE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ncrypt.dll")]
public static extern bool NCryptIsKeyHandle(UIntPtr hKey);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_NCryptIsKeyHandle' -Namespace Win32 -PassThru
# $api::NCryptIsKeyHandle(hKey)

#uselib "ncrypt.dll"
#func global NCryptIsKeyHandle "NCryptIsKeyHandle" sptr
; NCryptIsKeyHandle hKey   ; 戻り値は stat
; hKey : NCRYPT_KEY_HANDLE -> "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 NCryptIsKeyHandle "NCryptIsKeyHandle" sptr
; res = NCryptIsKeyHandle(hKey)
; hKey : NCRYPT_KEY_HANDLE -> "sptr"

; BOOL NCryptIsKeyHandle(NCRYPT_KEY_HANDLE hKey)
#uselib "ncrypt.dll"
#cfunc global NCryptIsKeyHandle "NCryptIsKeyHandle" intptr
; res = NCryptIsKeyHandle(hKey)
; hKey : NCRYPT_KEY_HANDLE -> "intptr"

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

var (
	ncrypt = windows.NewLazySystemDLL("ncrypt.dll")
	procNCryptIsKeyHandle = ncrypt.NewProc("NCryptIsKeyHandle")
)

// hKey (NCRYPT_KEY_HANDLE)
r1, _, err := procNCryptIsKeyHandle.Call(
	uintptr(hKey),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function NCryptIsKeyHandle(
  hKey: NativeUInt   // NCRYPT_KEY_HANDLE
): BOOL; stdcall;
  external 'ncrypt.dll' name 'NCryptIsKeyHandle';

result := DllCall("ncrypt\NCryptIsKeyHandle"
    , "UPtr", hKey   ; NCRYPT_KEY_HANDLE
    , "Int")   ; return: BOOL

●NCryptIsKeyHandle(hKey) = DLL("ncrypt.dll", "bool NCryptIsKeyHandle(int)")
# 呼び出し: NCryptIsKeyHandle(hKey)
# hKey : NCRYPT_KEY_HANDLE -> "int"
# 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)。