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NCryptImportKey

関数

BLOB形式のキーをストレージプロバイダーにインポートする。

DLLncrypt.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

HRESULT NCryptImportKey(
    NCRYPT_PROV_HANDLE hProvider,
    NCRYPT_KEY_HANDLE hImportKey,   // optional
    LPCWSTR pszBlobType,
    BCryptBufferDesc* pParameterList,   // optional
    NCRYPT_KEY_HANDLE* phKey,
    BYTE* pbData,
    DWORD cbData,
    NCRYPT_FLAGS dwFlags
);

パラメーター

名前	型	方向
hProvider	NCRYPT_PROV_HANDLE	in
hImportKey	NCRYPT_KEY_HANDLE	inoptional
pszBlobType	LPCWSTR	in
pParameterList	BCryptBufferDesc*	inoptional
phKey	NCRYPT_KEY_HANDLE*	out
pbData	BYTE*	in
cbData	DWORD	in
dwFlags	NCRYPT_FLAGS	in

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT NCryptImportKey(
    NCRYPT_PROV_HANDLE hProvider,
    NCRYPT_KEY_HANDLE hImportKey,   // optional
    LPCWSTR pszBlobType,
    BCryptBufferDesc* pParameterList,   // optional
    NCRYPT_KEY_HANDLE* phKey,
    BYTE* pbData,
    DWORD cbData,
    NCRYPT_FLAGS dwFlags
);

[DllImport("ncrypt.dll", ExactSpelling = true)]
static extern int NCryptImportKey(
    UIntPtr hProvider,   // NCRYPT_PROV_HANDLE
    UIntPtr hImportKey,   // NCRYPT_KEY_HANDLE optional
    [MarshalAs(UnmanagedType.LPWStr)] string pszBlobType,   // LPCWSTR
    IntPtr pParameterList,   // BCryptBufferDesc* optional
    out UIntPtr phKey,   // NCRYPT_KEY_HANDLE* out
    IntPtr pbData,   // BYTE*
    uint cbData,   // DWORD
    uint dwFlags   // NCRYPT_FLAGS
);

<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function NCryptImportKey(
    hProvider As UIntPtr,   ' NCRYPT_PROV_HANDLE
    hImportKey As UIntPtr,   ' NCRYPT_KEY_HANDLE optional
    <MarshalAs(UnmanagedType.LPWStr)> pszBlobType As String,   ' LPCWSTR
    pParameterList As IntPtr,   ' BCryptBufferDesc* optional
    <Out> ByRef phKey As UIntPtr,   ' NCRYPT_KEY_HANDLE* out
    pbData As IntPtr,   ' BYTE*
    cbData As UInteger,   ' DWORD
    dwFlags As UInteger   ' NCRYPT_FLAGS
) As Integer
End Function

' hProvider : NCRYPT_PROV_HANDLE
' hImportKey : NCRYPT_KEY_HANDLE optional
' pszBlobType : LPCWSTR
' pParameterList : BCryptBufferDesc* optional
' phKey : NCRYPT_KEY_HANDLE* out
' pbData : BYTE*
' cbData : DWORD
' dwFlags : NCRYPT_FLAGS
Declare PtrSafe Function NCryptImportKey Lib "ncrypt" ( _
    ByVal hProvider As LongPtr, _
    ByVal hImportKey As LongPtr, _
    ByVal pszBlobType As LongPtr, _
    ByVal pParameterList As LongPtr, _
    ByRef phKey As LongPtr, _
    ByVal pbData As LongPtr, _
    ByVal cbData 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

NCryptImportKey = ctypes.windll.ncrypt.NCryptImportKey
NCryptImportKey.restype = ctypes.c_int
NCryptImportKey.argtypes = [
    ctypes.c_size_t,  # hProvider : NCRYPT_PROV_HANDLE
    ctypes.c_size_t,  # hImportKey : NCRYPT_KEY_HANDLE optional
    wintypes.LPCWSTR,  # pszBlobType : LPCWSTR
    ctypes.c_void_p,  # pParameterList : BCryptBufferDesc* optional
    ctypes.c_void_p,  # phKey : NCRYPT_KEY_HANDLE* out
    ctypes.POINTER(ctypes.c_ubyte),  # pbData : BYTE*
    wintypes.DWORD,  # cbData : DWORD
    wintypes.DWORD,  # dwFlags : NCRYPT_FLAGS
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ncrypt.dll')
NCryptImportKey = Fiddle::Function.new(
  lib['NCryptImportKey'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hProvider : NCRYPT_PROV_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hImportKey : NCRYPT_KEY_HANDLE optional
    Fiddle::TYPE_VOIDP,  # pszBlobType : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pParameterList : BCryptBufferDesc* optional
    Fiddle::TYPE_VOIDP,  # phKey : NCRYPT_KEY_HANDLE* out
    Fiddle::TYPE_VOIDP,  # pbData : BYTE*
    -Fiddle::TYPE_INT,  # cbData : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : NCRYPT_FLAGS
  ],
  Fiddle::TYPE_INT)

#[link(name = "ncrypt")]
extern "system" {
    fn NCryptImportKey(
        hProvider: usize,  // NCRYPT_PROV_HANDLE
        hImportKey: usize,  // NCRYPT_KEY_HANDLE optional
        pszBlobType: *const u16,  // LPCWSTR
        pParameterList: *mut BCryptBufferDesc,  // BCryptBufferDesc* optional
        phKey: *mut usize,  // NCRYPT_KEY_HANDLE* out
        pbData: *mut u8,  // BYTE*
        cbData: u32,  // DWORD
        dwFlags: u32  // NCRYPT_FLAGS
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ncrypt.dll")]
public static extern int NCryptImportKey(UIntPtr hProvider, UIntPtr hImportKey, [MarshalAs(UnmanagedType.LPWStr)] string pszBlobType, IntPtr pParameterList, out UIntPtr phKey, IntPtr pbData, uint cbData, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_NCryptImportKey' -Namespace Win32 -PassThru
# $api::NCryptImportKey(hProvider, hImportKey, pszBlobType, pParameterList, phKey, pbData, cbData, dwFlags)

#uselib "ncrypt.dll"
#func global NCryptImportKey "NCryptImportKey" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; NCryptImportKey hProvider, hImportKey, pszBlobType, varptr(pParameterList), phKey, varptr(pbData), cbData, dwFlags   ; 戻り値は stat
; hProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hImportKey : NCRYPT_KEY_HANDLE optional -> "sptr"
; pszBlobType : LPCWSTR -> "sptr"
; pParameterList : BCryptBufferDesc* optional -> "sptr"
; phKey : NCRYPT_KEY_HANDLE* out -> "sptr"
; pbData : BYTE* -> "sptr"
; cbData : DWORD -> "sptr"
; dwFlags : NCRYPT_FLAGS -> "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。

出力引数:

#uselib "ncrypt.dll"
#cfunc global NCryptImportKey "NCryptImportKey" sptr, sptr, wstr, var, int, var, int, int
; res = NCryptImportKey(hProvider, hImportKey, pszBlobType, pParameterList, phKey, pbData, cbData, dwFlags)
; hProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hImportKey : NCRYPT_KEY_HANDLE optional -> "sptr"
; pszBlobType : LPCWSTR -> "wstr"
; pParameterList : BCryptBufferDesc* optional -> "var"
; phKey : NCRYPT_KEY_HANDLE* out -> "int"
; pbData : BYTE* -> "var"
; cbData : DWORD -> "int"
; dwFlags : NCRYPT_FLAGS -> "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。#uselib "ncrypt.dll"
#cfunc global NCryptImportKey "NCryptImportKey" sptr, sptr, wstr, sptr, int, sptr, int, int
; res = NCryptImportKey(hProvider, hImportKey, pszBlobType, varptr(pParameterList), phKey, varptr(pbData), cbData, dwFlags)
; hProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hImportKey : NCRYPT_KEY_HANDLE optional -> "sptr"
; pszBlobType : LPCWSTR -> "wstr"
; pParameterList : BCryptBufferDesc* optional -> "sptr"
; phKey : NCRYPT_KEY_HANDLE* out -> "int"
; pbData : BYTE* -> "sptr"
; cbData : DWORD -> "int"
; dwFlags : NCRYPT_FLAGS -> "int"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; HRESULT NCryptImportKey(NCRYPT_PROV_HANDLE hProvider, NCRYPT_KEY_HANDLE hImportKey, LPCWSTR pszBlobType, BCryptBufferDesc* pParameterList, NCRYPT_KEY_HANDLE* phKey, BYTE* pbData, DWORD cbData, NCRYPT_FLAGS dwFlags)
#uselib "ncrypt.dll"
#cfunc global NCryptImportKey "NCryptImportKey" intptr, intptr, wstr, var, int, var, int, int
; res = NCryptImportKey(hProvider, hImportKey, pszBlobType, pParameterList, phKey, pbData, cbData, dwFlags)
; hProvider : NCRYPT_PROV_HANDLE -> "intptr"
; hImportKey : NCRYPT_KEY_HANDLE optional -> "intptr"
; pszBlobType : LPCWSTR -> "wstr"
; pParameterList : BCryptBufferDesc* optional -> "var"
; phKey : NCRYPT_KEY_HANDLE* out -> "int"
; pbData : BYTE* -> "var"
; cbData : DWORD -> "int"
; dwFlags : NCRYPT_FLAGS -> "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 NCryptImportKey(NCRYPT_PROV_HANDLE hProvider, NCRYPT_KEY_HANDLE hImportKey, LPCWSTR pszBlobType, BCryptBufferDesc* pParameterList, NCRYPT_KEY_HANDLE* phKey, BYTE* pbData, DWORD cbData, NCRYPT_FLAGS dwFlags)
#uselib "ncrypt.dll"
#cfunc global NCryptImportKey "NCryptImportKey" intptr, intptr, wstr, intptr, int, intptr, int, int
; res = NCryptImportKey(hProvider, hImportKey, pszBlobType, varptr(pParameterList), phKey, varptr(pbData), cbData, dwFlags)
; hProvider : NCRYPT_PROV_HANDLE -> "intptr"
; hImportKey : NCRYPT_KEY_HANDLE optional -> "intptr"
; pszBlobType : LPCWSTR -> "wstr"
; pParameterList : BCryptBufferDesc* optional -> "intptr"
; phKey : NCRYPT_KEY_HANDLE* out -> "int"
; pbData : BYTE* -> "intptr"
; cbData : DWORD -> "int"
; dwFlags : NCRYPT_FLAGS -> "int"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	ncrypt = windows.NewLazySystemDLL("ncrypt.dll")
	procNCryptImportKey = ncrypt.NewProc("NCryptImportKey")
)

// hProvider (NCRYPT_PROV_HANDLE), hImportKey (NCRYPT_KEY_HANDLE optional), pszBlobType (LPCWSTR), pParameterList (BCryptBufferDesc* optional), phKey (NCRYPT_KEY_HANDLE* out), pbData (BYTE*), cbData (DWORD), dwFlags (NCRYPT_FLAGS)
r1, _, err := procNCryptImportKey.Call(
	uintptr(hProvider),
	uintptr(hImportKey),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszBlobType))),
	uintptr(pParameterList),
	uintptr(phKey),
	uintptr(pbData),
	uintptr(cbData),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function NCryptImportKey(
  hProvider: NativeUInt;   // NCRYPT_PROV_HANDLE
  hImportKey: NativeUInt;   // NCRYPT_KEY_HANDLE optional
  pszBlobType: PWideChar;   // LPCWSTR
  pParameterList: Pointer;   // BCryptBufferDesc* optional
  phKey: Pointer;   // NCRYPT_KEY_HANDLE* out
  pbData: Pointer;   // BYTE*
  cbData: DWORD;   // DWORD
  dwFlags: DWORD   // NCRYPT_FLAGS
): Integer; stdcall;
  external 'ncrypt.dll' name 'NCryptImportKey';

result := DllCall("ncrypt\NCryptImportKey"
    , "UPtr", hProvider   ; NCRYPT_PROV_HANDLE
    , "UPtr", hImportKey   ; NCRYPT_KEY_HANDLE optional
    , "WStr", pszBlobType   ; LPCWSTR
    , "Ptr", pParameterList   ; BCryptBufferDesc* optional
    , "Ptr", phKey   ; NCRYPT_KEY_HANDLE* out
    , "Ptr", pbData   ; BYTE*
    , "UInt", cbData   ; DWORD
    , "UInt", dwFlags   ; NCRYPT_FLAGS
    , "Int")   ; return: HRESULT

●NCryptImportKey(hProvider, hImportKey, pszBlobType, pParameterList, phKey, pbData, cbData, dwFlags) = DLL("ncrypt.dll", "int NCryptImportKey(int, int, char*, void*, void*, void*, dword, dword)")
# 呼び出し: NCryptImportKey(hProvider, hImportKey, pszBlobType, pParameterList, phKey, pbData, cbData, dwFlags)
# hProvider : NCRYPT_PROV_HANDLE -> "int"
# hImportKey : NCRYPT_KEY_HANDLE optional -> "int"
# pszBlobType : LPCWSTR -> "char*"
# pParameterList : BCryptBufferDesc* optional -> "void*"
# phKey : NCRYPT_KEY_HANDLE* out -> "void*"
# pbData : BYTE* -> "void*"
# cbData : DWORD -> "dword"
# dwFlags : NCRYPT_FLAGS -> "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)。