Win32 API 日本語リファレンス
ホームSecurity.Cryptography › SslExpandPreSharedKey

SslExpandPreSharedKey

関数
TLS1.3で再開用鍵から事前共有鍵を展開する。
DLLncrypt.dll呼出規約winapi

シグネチャ

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

HRESULT SslExpandPreSharedKey(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_KEY_HANDLE hResumptionMasterKey,
    BYTE* pbTicketNonce,   // optional
    DWORD cbTicketNonce,
    NCRYPT_KEY_HANDLE* phPreSharedKey,
    BCryptBufferDesc* pParameterList,   // optional
    DWORD dwFlags
);

パラメーター

名前方向
hSslProviderNCRYPT_PROV_HANDLEin
hResumptionMasterKeyNCRYPT_KEY_HANDLEin
pbTicketNonceBYTE*inoptional
cbTicketNonceDWORDin
phPreSharedKeyNCRYPT_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 SslExpandPreSharedKey(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_KEY_HANDLE hResumptionMasterKey,
    BYTE* pbTicketNonce,   // optional
    DWORD cbTicketNonce,
    NCRYPT_KEY_HANDLE* phPreSharedKey,
    BCryptBufferDesc* pParameterList,   // optional
    DWORD dwFlags
);
[DllImport("ncrypt.dll", ExactSpelling = true)]
static extern int SslExpandPreSharedKey(
    UIntPtr hSslProvider,   // NCRYPT_PROV_HANDLE
    UIntPtr hResumptionMasterKey,   // NCRYPT_KEY_HANDLE
    IntPtr pbTicketNonce,   // BYTE* optional
    uint cbTicketNonce,   // DWORD
    out UIntPtr phPreSharedKey,   // NCRYPT_KEY_HANDLE* out
    IntPtr pParameterList,   // BCryptBufferDesc* optional
    uint dwFlags   // DWORD
);
<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function SslExpandPreSharedKey(
    hSslProvider As UIntPtr,   ' NCRYPT_PROV_HANDLE
    hResumptionMasterKey As UIntPtr,   ' NCRYPT_KEY_HANDLE
    pbTicketNonce As IntPtr,   ' BYTE* optional
    cbTicketNonce As UInteger,   ' DWORD
    <Out> ByRef phPreSharedKey As UIntPtr,   ' NCRYPT_KEY_HANDLE* out
    pParameterList As IntPtr,   ' BCryptBufferDesc* optional
    dwFlags As UInteger   ' DWORD
) As Integer
End Function
' hSslProvider : NCRYPT_PROV_HANDLE
' hResumptionMasterKey : NCRYPT_KEY_HANDLE
' pbTicketNonce : BYTE* optional
' cbTicketNonce : DWORD
' phPreSharedKey : NCRYPT_KEY_HANDLE* out
' pParameterList : BCryptBufferDesc* optional
' dwFlags : DWORD
Declare PtrSafe Function SslExpandPreSharedKey Lib "ncrypt" ( _
    ByVal hSslProvider As LongPtr, _
    ByVal hResumptionMasterKey As LongPtr, _
    ByVal pbTicketNonce As LongPtr, _
    ByVal cbTicketNonce As Long, _
    ByRef phPreSharedKey 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

SslExpandPreSharedKey = ctypes.windll.ncrypt.SslExpandPreSharedKey
SslExpandPreSharedKey.restype = ctypes.c_int
SslExpandPreSharedKey.argtypes = [
    ctypes.c_size_t,  # hSslProvider : NCRYPT_PROV_HANDLE
    ctypes.c_size_t,  # hResumptionMasterKey : NCRYPT_KEY_HANDLE
    ctypes.POINTER(ctypes.c_ubyte),  # pbTicketNonce : BYTE* optional
    wintypes.DWORD,  # cbTicketNonce : DWORD
    ctypes.c_void_p,  # phPreSharedKey : 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')
SslExpandPreSharedKey = Fiddle::Function.new(
  lib['SslExpandPreSharedKey'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hSslProvider : NCRYPT_PROV_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hResumptionMasterKey : NCRYPT_KEY_HANDLE
    Fiddle::TYPE_VOIDP,  # pbTicketNonce : BYTE* optional
    -Fiddle::TYPE_INT,  # cbTicketNonce : DWORD
    Fiddle::TYPE_VOIDP,  # phPreSharedKey : NCRYPT_KEY_HANDLE* out
    Fiddle::TYPE_VOIDP,  # pParameterList : BCryptBufferDesc* optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "ncrypt")]
extern "system" {
    fn SslExpandPreSharedKey(
        hSslProvider: usize,  // NCRYPT_PROV_HANDLE
        hResumptionMasterKey: usize,  // NCRYPT_KEY_HANDLE
        pbTicketNonce: *mut u8,  // BYTE* optional
        cbTicketNonce: u32,  // DWORD
        phPreSharedKey: *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 SslExpandPreSharedKey(UIntPtr hSslProvider, UIntPtr hResumptionMasterKey, IntPtr pbTicketNonce, uint cbTicketNonce, out UIntPtr phPreSharedKey, IntPtr pParameterList, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_SslExpandPreSharedKey' -Namespace Win32 -PassThru
# $api::SslExpandPreSharedKey(hSslProvider, hResumptionMasterKey, pbTicketNonce, cbTicketNonce, phPreSharedKey, pParameterList, dwFlags)
#uselib "ncrypt.dll"
#func global SslExpandPreSharedKey "SslExpandPreSharedKey" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SslExpandPreSharedKey hSslProvider, hResumptionMasterKey, varptr(pbTicketNonce), cbTicketNonce, phPreSharedKey, varptr(pParameterList), dwFlags   ; 戻り値は stat
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hResumptionMasterKey : NCRYPT_KEY_HANDLE -> "sptr"
; pbTicketNonce : BYTE* optional -> "sptr"
; cbTicketNonce : DWORD -> "sptr"
; phPreSharedKey : 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 SslExpandPreSharedKey "SslExpandPreSharedKey" sptr, sptr, var, int, int, var, int
; res = SslExpandPreSharedKey(hSslProvider, hResumptionMasterKey, pbTicketNonce, cbTicketNonce, phPreSharedKey, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hResumptionMasterKey : NCRYPT_KEY_HANDLE -> "sptr"
; pbTicketNonce : BYTE* optional -> "var"
; cbTicketNonce : DWORD -> "int"
; phPreSharedKey : 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 SslExpandPreSharedKey(NCRYPT_PROV_HANDLE hSslProvider, NCRYPT_KEY_HANDLE hResumptionMasterKey, BYTE* pbTicketNonce, DWORD cbTicketNonce, NCRYPT_KEY_HANDLE* phPreSharedKey, BCryptBufferDesc* pParameterList, DWORD dwFlags)
#uselib "ncrypt.dll"
#cfunc global SslExpandPreSharedKey "SslExpandPreSharedKey" intptr, intptr, var, int, int, var, int
; res = SslExpandPreSharedKey(hSslProvider, hResumptionMasterKey, pbTicketNonce, cbTicketNonce, phPreSharedKey, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "intptr"
; hResumptionMasterKey : NCRYPT_KEY_HANDLE -> "intptr"
; pbTicketNonce : BYTE* optional -> "var"
; cbTicketNonce : DWORD -> "int"
; phPreSharedKey : 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")
	procSslExpandPreSharedKey = ncrypt.NewProc("SslExpandPreSharedKey")
)

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