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ホームSecurity.Cryptography › SslExpandBinderKey

SslExpandBinderKey

関数
TLS1.3でアーリー鍵からバインダー鍵を展開する。
DLLncrypt.dll呼出規約winapi

シグネチャ

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

HRESULT SslExpandBinderKey(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_KEY_HANDLE hEarlyKey,
    NCRYPT_KEY_HANDLE* phBinderKey,
    BCryptBufferDesc* pParameterList,   // optional
    DWORD dwFlags
);

パラメーター

名前方向
hSslProviderNCRYPT_PROV_HANDLEin
hEarlyKeyNCRYPT_KEY_HANDLEin
phBinderKeyNCRYPT_KEY_HANDLE*out
pParameterListBCryptBufferDesc*inoptional
dwFlagsDWORDin

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT SslExpandBinderKey(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_KEY_HANDLE hEarlyKey,
    NCRYPT_KEY_HANDLE* phBinderKey,
    BCryptBufferDesc* pParameterList,   // optional
    DWORD dwFlags
);
[DllImport("ncrypt.dll", ExactSpelling = true)]
static extern int SslExpandBinderKey(
    UIntPtr hSslProvider,   // NCRYPT_PROV_HANDLE
    UIntPtr hEarlyKey,   // NCRYPT_KEY_HANDLE
    out UIntPtr phBinderKey,   // NCRYPT_KEY_HANDLE* out
    IntPtr pParameterList,   // BCryptBufferDesc* optional
    uint dwFlags   // DWORD
);
<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function SslExpandBinderKey(
    hSslProvider As UIntPtr,   ' NCRYPT_PROV_HANDLE
    hEarlyKey As UIntPtr,   ' NCRYPT_KEY_HANDLE
    <Out> ByRef phBinderKey As UIntPtr,   ' NCRYPT_KEY_HANDLE* out
    pParameterList As IntPtr,   ' BCryptBufferDesc* optional
    dwFlags As UInteger   ' DWORD
) As Integer
End Function
' hSslProvider : NCRYPT_PROV_HANDLE
' hEarlyKey : NCRYPT_KEY_HANDLE
' phBinderKey : NCRYPT_KEY_HANDLE* out
' pParameterList : BCryptBufferDesc* optional
' dwFlags : DWORD
Declare PtrSafe Function SslExpandBinderKey Lib "ncrypt" ( _
    ByVal hSslProvider As LongPtr, _
    ByVal hEarlyKey As LongPtr, _
    ByRef phBinderKey As LongPtr, _
    ByVal pParameterList As LongPtr, _
    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

SslExpandBinderKey = ctypes.windll.ncrypt.SslExpandBinderKey
SslExpandBinderKey.restype = ctypes.c_int
SslExpandBinderKey.argtypes = [
    ctypes.c_size_t,  # hSslProvider : NCRYPT_PROV_HANDLE
    ctypes.c_size_t,  # hEarlyKey : NCRYPT_KEY_HANDLE
    ctypes.c_void_p,  # phBinderKey : NCRYPT_KEY_HANDLE* out
    ctypes.c_void_p,  # pParameterList : BCryptBufferDesc* optional
    wintypes.DWORD,  # dwFlags : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ncrypt.dll')
SslExpandBinderKey = Fiddle::Function.new(
  lib['SslExpandBinderKey'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hSslProvider : NCRYPT_PROV_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hEarlyKey : NCRYPT_KEY_HANDLE
    Fiddle::TYPE_VOIDP,  # phBinderKey : NCRYPT_KEY_HANDLE* out
    Fiddle::TYPE_VOIDP,  # pParameterList : BCryptBufferDesc* optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "ncrypt")]
extern "system" {
    fn SslExpandBinderKey(
        hSslProvider: usize,  // NCRYPT_PROV_HANDLE
        hEarlyKey: usize,  // NCRYPT_KEY_HANDLE
        phBinderKey: *mut usize,  // NCRYPT_KEY_HANDLE* out
        pParameterList: *mut BCryptBufferDesc,  // BCryptBufferDesc* optional
        dwFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("ncrypt.dll")]
public static extern int SslExpandBinderKey(UIntPtr hSslProvider, UIntPtr hEarlyKey, out UIntPtr phBinderKey, IntPtr pParameterList, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_SslExpandBinderKey' -Namespace Win32 -PassThru
# $api::SslExpandBinderKey(hSslProvider, hEarlyKey, phBinderKey, pParameterList, dwFlags)
#uselib "ncrypt.dll"
#func global SslExpandBinderKey "SslExpandBinderKey" sptr, sptr, sptr, sptr, sptr
; SslExpandBinderKey hSslProvider, hEarlyKey, phBinderKey, varptr(pParameterList), dwFlags   ; 戻り値は stat
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hEarlyKey : NCRYPT_KEY_HANDLE -> "sptr"
; phBinderKey : NCRYPT_KEY_HANDLE* out -> "sptr"
; pParameterList : BCryptBufferDesc* optional -> "sptr"
; dwFlags : DWORD -> "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 SslExpandBinderKey "SslExpandBinderKey" sptr, sptr, int, var, int
; res = SslExpandBinderKey(hSslProvider, hEarlyKey, phBinderKey, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hEarlyKey : NCRYPT_KEY_HANDLE -> "sptr"
; phBinderKey : NCRYPT_KEY_HANDLE* out -> "int"
; pParameterList : BCryptBufferDesc* optional -> "var"
; dwFlags : DWORD -> "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。
出力引数:
; HRESULT SslExpandBinderKey(NCRYPT_PROV_HANDLE hSslProvider, NCRYPT_KEY_HANDLE hEarlyKey, NCRYPT_KEY_HANDLE* phBinderKey, BCryptBufferDesc* pParameterList, DWORD dwFlags)
#uselib "ncrypt.dll"
#cfunc global SslExpandBinderKey "SslExpandBinderKey" intptr, intptr, int, var, int
; res = SslExpandBinderKey(hSslProvider, hEarlyKey, phBinderKey, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "intptr"
; hEarlyKey : NCRYPT_KEY_HANDLE -> "intptr"
; phBinderKey : NCRYPT_KEY_HANDLE* out -> "int"
; pParameterList : BCryptBufferDesc* optional -> "var"
; dwFlags : DWORD -> "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")
	procSslExpandBinderKey = ncrypt.NewProc("SslExpandBinderKey")
)

// hSslProvider (NCRYPT_PROV_HANDLE), hEarlyKey (NCRYPT_KEY_HANDLE), phBinderKey (NCRYPT_KEY_HANDLE* out), pParameterList (BCryptBufferDesc* optional), dwFlags (DWORD)
r1, _, err := procSslExpandBinderKey.Call(
	uintptr(hSslProvider),
	uintptr(hEarlyKey),
	uintptr(phBinderKey),
	uintptr(pParameterList),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function SslExpandBinderKey(
  hSslProvider: NativeUInt;   // NCRYPT_PROV_HANDLE
  hEarlyKey: NativeUInt;   // NCRYPT_KEY_HANDLE
  phBinderKey: Pointer;   // NCRYPT_KEY_HANDLE* out
  pParameterList: Pointer;   // BCryptBufferDesc* optional
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'ncrypt.dll' name 'SslExpandBinderKey';
result := DllCall("ncrypt\SslExpandBinderKey"
    , "UPtr", hSslProvider   ; NCRYPT_PROV_HANDLE
    , "UPtr", hEarlyKey   ; NCRYPT_KEY_HANDLE
    , "Ptr", phBinderKey   ; NCRYPT_KEY_HANDLE* out
    , "Ptr", pParameterList   ; BCryptBufferDesc* optional
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: HRESULT
●SslExpandBinderKey(hSslProvider, hEarlyKey, phBinderKey, pParameterList, dwFlags) = DLL("ncrypt.dll", "int SslExpandBinderKey(int, int, void*, void*, dword)")
# 呼び出し: SslExpandBinderKey(hSslProvider, hEarlyKey, phBinderKey, pParameterList, dwFlags)
# hSslProvider : NCRYPT_PROV_HANDLE -> "int"
# hEarlyKey : NCRYPT_KEY_HANDLE -> "int"
# phBinderKey : NCRYPT_KEY_HANDLE* out -> "void*"
# pParameterList : BCryptBufferDesc* optional -> "void*"
# dwFlags : DWORD -> "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)。