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ホームSecurity.Cryptography › SslExtractHandshakeKey

SslExtractHandshakeKey

関数
TLS1.3の鍵交換からハンドシェイク鍵を抽出する。
DLLncrypt.dll呼出規約winapi

シグネチャ

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

HRESULT SslExtractHandshakeKey(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_KEY_HANDLE hPrivateKey,
    NCRYPT_KEY_HANDLE hPublicKey,
    NCRYPT_KEY_HANDLE hEarlyKey,
    NCRYPT_KEY_HANDLE* phHandshakeKey,
    BCryptBufferDesc* pParameterList,   // optional
    DWORD dwFlags
);

パラメーター

名前方向
hSslProviderNCRYPT_PROV_HANDLEin
hPrivateKeyNCRYPT_KEY_HANDLEin
hPublicKeyNCRYPT_KEY_HANDLEin
hEarlyKeyNCRYPT_KEY_HANDLEin
phHandshakeKeyNCRYPT_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 SslExtractHandshakeKey(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_KEY_HANDLE hPrivateKey,
    NCRYPT_KEY_HANDLE hPublicKey,
    NCRYPT_KEY_HANDLE hEarlyKey,
    NCRYPT_KEY_HANDLE* phHandshakeKey,
    BCryptBufferDesc* pParameterList,   // optional
    DWORD dwFlags
);
[DllImport("ncrypt.dll", ExactSpelling = true)]
static extern int SslExtractHandshakeKey(
    UIntPtr hSslProvider,   // NCRYPT_PROV_HANDLE
    UIntPtr hPrivateKey,   // NCRYPT_KEY_HANDLE
    UIntPtr hPublicKey,   // NCRYPT_KEY_HANDLE
    UIntPtr hEarlyKey,   // NCRYPT_KEY_HANDLE
    out UIntPtr phHandshakeKey,   // NCRYPT_KEY_HANDLE* out
    IntPtr pParameterList,   // BCryptBufferDesc* optional
    uint dwFlags   // DWORD
);
<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function SslExtractHandshakeKey(
    hSslProvider As UIntPtr,   ' NCRYPT_PROV_HANDLE
    hPrivateKey As UIntPtr,   ' NCRYPT_KEY_HANDLE
    hPublicKey As UIntPtr,   ' NCRYPT_KEY_HANDLE
    hEarlyKey As UIntPtr,   ' NCRYPT_KEY_HANDLE
    <Out> ByRef phHandshakeKey As UIntPtr,   ' NCRYPT_KEY_HANDLE* out
    pParameterList As IntPtr,   ' BCryptBufferDesc* optional
    dwFlags As UInteger   ' DWORD
) As Integer
End Function
' hSslProvider : NCRYPT_PROV_HANDLE
' hPrivateKey : NCRYPT_KEY_HANDLE
' hPublicKey : NCRYPT_KEY_HANDLE
' hEarlyKey : NCRYPT_KEY_HANDLE
' phHandshakeKey : NCRYPT_KEY_HANDLE* out
' pParameterList : BCryptBufferDesc* optional
' dwFlags : DWORD
Declare PtrSafe Function SslExtractHandshakeKey Lib "ncrypt" ( _
    ByVal hSslProvider As LongPtr, _
    ByVal hPrivateKey As LongPtr, _
    ByVal hPublicKey As LongPtr, _
    ByVal hEarlyKey As LongPtr, _
    ByRef phHandshakeKey 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

SslExtractHandshakeKey = ctypes.windll.ncrypt.SslExtractHandshakeKey
SslExtractHandshakeKey.restype = ctypes.c_int
SslExtractHandshakeKey.argtypes = [
    ctypes.c_size_t,  # hSslProvider : NCRYPT_PROV_HANDLE
    ctypes.c_size_t,  # hPrivateKey : NCRYPT_KEY_HANDLE
    ctypes.c_size_t,  # hPublicKey : NCRYPT_KEY_HANDLE
    ctypes.c_size_t,  # hEarlyKey : NCRYPT_KEY_HANDLE
    ctypes.c_void_p,  # phHandshakeKey : 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')
SslExtractHandshakeKey = Fiddle::Function.new(
  lib['SslExtractHandshakeKey'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hSslProvider : NCRYPT_PROV_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hPrivateKey : NCRYPT_KEY_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hPublicKey : NCRYPT_KEY_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hEarlyKey : NCRYPT_KEY_HANDLE
    Fiddle::TYPE_VOIDP,  # phHandshakeKey : NCRYPT_KEY_HANDLE* out
    Fiddle::TYPE_VOIDP,  # pParameterList : BCryptBufferDesc* optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "ncrypt")]
extern "system" {
    fn SslExtractHandshakeKey(
        hSslProvider: usize,  // NCRYPT_PROV_HANDLE
        hPrivateKey: usize,  // NCRYPT_KEY_HANDLE
        hPublicKey: usize,  // NCRYPT_KEY_HANDLE
        hEarlyKey: usize,  // NCRYPT_KEY_HANDLE
        phHandshakeKey: *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 SslExtractHandshakeKey(UIntPtr hSslProvider, UIntPtr hPrivateKey, UIntPtr hPublicKey, UIntPtr hEarlyKey, out UIntPtr phHandshakeKey, IntPtr pParameterList, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_SslExtractHandshakeKey' -Namespace Win32 -PassThru
# $api::SslExtractHandshakeKey(hSslProvider, hPrivateKey, hPublicKey, hEarlyKey, phHandshakeKey, pParameterList, dwFlags)
#uselib "ncrypt.dll"
#func global SslExtractHandshakeKey "SslExtractHandshakeKey" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SslExtractHandshakeKey hSslProvider, hPrivateKey, hPublicKey, hEarlyKey, phHandshakeKey, varptr(pParameterList), dwFlags   ; 戻り値は stat
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hPrivateKey : NCRYPT_KEY_HANDLE -> "sptr"
; hPublicKey : NCRYPT_KEY_HANDLE -> "sptr"
; hEarlyKey : NCRYPT_KEY_HANDLE -> "sptr"
; phHandshakeKey : 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 SslExtractHandshakeKey "SslExtractHandshakeKey" sptr, sptr, sptr, sptr, int, var, int
; res = SslExtractHandshakeKey(hSslProvider, hPrivateKey, hPublicKey, hEarlyKey, phHandshakeKey, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hPrivateKey : NCRYPT_KEY_HANDLE -> "sptr"
; hPublicKey : NCRYPT_KEY_HANDLE -> "sptr"
; hEarlyKey : NCRYPT_KEY_HANDLE -> "sptr"
; phHandshakeKey : 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 SslExtractHandshakeKey(NCRYPT_PROV_HANDLE hSslProvider, NCRYPT_KEY_HANDLE hPrivateKey, NCRYPT_KEY_HANDLE hPublicKey, NCRYPT_KEY_HANDLE hEarlyKey, NCRYPT_KEY_HANDLE* phHandshakeKey, BCryptBufferDesc* pParameterList, DWORD dwFlags)
#uselib "ncrypt.dll"
#cfunc global SslExtractHandshakeKey "SslExtractHandshakeKey" intptr, intptr, intptr, intptr, int, var, int
; res = SslExtractHandshakeKey(hSslProvider, hPrivateKey, hPublicKey, hEarlyKey, phHandshakeKey, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "intptr"
; hPrivateKey : NCRYPT_KEY_HANDLE -> "intptr"
; hPublicKey : NCRYPT_KEY_HANDLE -> "intptr"
; hEarlyKey : NCRYPT_KEY_HANDLE -> "intptr"
; phHandshakeKey : 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")
	procSslExtractHandshakeKey = ncrypt.NewProc("SslExtractHandshakeKey")
)

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