SslExtractEarlyKey

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

HRESULT SslExtractEarlyKey(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_KEY_HANDLE hPreSharedKey,   // optional
    NCRYPT_KEY_HANDLE* phEarlyKey,
    DWORD dwProtocol,
    DWORD dwCipherSuite,
    BCryptBufferDesc* pParameterList,   // optional
    DWORD dwFlags
);

<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function SslExtractEarlyKey(
    hSslProvider As UIntPtr,   ' NCRYPT_PROV_HANDLE
    hPreSharedKey As UIntPtr,   ' NCRYPT_KEY_HANDLE optional
    <Out> ByRef phEarlyKey As UIntPtr,   ' NCRYPT_KEY_HANDLE* out
    dwProtocol As UInteger,   ' DWORD
    dwCipherSuite As UInteger,   ' DWORD
    pParameterList As IntPtr,   ' BCryptBufferDesc* optional
    dwFlags As UInteger   ' DWORD
) As Integer
End Function

' hSslProvider : NCRYPT_PROV_HANDLE
' hPreSharedKey : NCRYPT_KEY_HANDLE optional
' phEarlyKey : NCRYPT_KEY_HANDLE* out
' dwProtocol : DWORD
' dwCipherSuite : DWORD
' pParameterList : BCryptBufferDesc* optional
' dwFlags : DWORD
Declare PtrSafe Function SslExtractEarlyKey Lib "ncrypt" ( _
    ByVal hSslProvider As LongPtr, _
    ByVal hPreSharedKey As LongPtr, _
    ByRef phEarlyKey As LongPtr, _
    ByVal dwProtocol As Long, _
    ByVal dwCipherSuite As Long, _
    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

SslExtractEarlyKey = ctypes.windll.ncrypt.SslExtractEarlyKey
SslExtractEarlyKey.restype = ctypes.c_int
SslExtractEarlyKey.argtypes = [
    ctypes.c_size_t,  # hSslProvider : NCRYPT_PROV_HANDLE
    ctypes.c_size_t,  # hPreSharedKey : NCRYPT_KEY_HANDLE optional
    ctypes.c_void_p,  # phEarlyKey : NCRYPT_KEY_HANDLE* out
    wintypes.DWORD,  # dwProtocol : DWORD
    wintypes.DWORD,  # dwCipherSuite : DWORD
    ctypes.c_void_p,  # pParameterList : BCryptBufferDesc* optional
    wintypes.DWORD,  # dwFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ncrypt.dll')
SslExtractEarlyKey = Fiddle::Function.new(
  lib['SslExtractEarlyKey'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hSslProvider : NCRYPT_PROV_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hPreSharedKey : NCRYPT_KEY_HANDLE optional
    Fiddle::TYPE_VOIDP,  # phEarlyKey : NCRYPT_KEY_HANDLE* out
    -Fiddle::TYPE_INT,  # dwProtocol : DWORD
    -Fiddle::TYPE_INT,  # dwCipherSuite : DWORD
    Fiddle::TYPE_VOIDP,  # pParameterList : BCryptBufferDesc* optional
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "ncrypt")]
extern "system" {
    fn SslExtractEarlyKey(
        hSslProvider: usize,  // NCRYPT_PROV_HANDLE
        hPreSharedKey: usize,  // NCRYPT_KEY_HANDLE optional
        phEarlyKey: *mut usize,  // NCRYPT_KEY_HANDLE* out
        dwProtocol: u32,  // DWORD
        dwCipherSuite: u32,  // DWORD
        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 SslExtractEarlyKey(UIntPtr hSslProvider, UIntPtr hPreSharedKey, out UIntPtr phEarlyKey, uint dwProtocol, uint dwCipherSuite, IntPtr pParameterList, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_SslExtractEarlyKey' -Namespace Win32 -PassThru
# $api::SslExtractEarlyKey(hSslProvider, hPreSharedKey, phEarlyKey, dwProtocol, dwCipherSuite, pParameterList, dwFlags)

#uselib "ncrypt.dll"
#func global SslExtractEarlyKey "SslExtractEarlyKey" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SslExtractEarlyKey hSslProvider, hPreSharedKey, phEarlyKey, dwProtocol, dwCipherSuite, varptr(pParameterList), dwFlags   ; 戻り値は stat
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hPreSharedKey : NCRYPT_KEY_HANDLE optional -> "sptr"
; phEarlyKey : NCRYPT_KEY_HANDLE* out -> "sptr"
; dwProtocol : DWORD -> "sptr"
; dwCipherSuite : DWORD -> "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。

#uselib "ncrypt.dll"
#cfunc global SslExtractEarlyKey "SslExtractEarlyKey" sptr, sptr, int, int, int, var, int
; res = SslExtractEarlyKey(hSslProvider, hPreSharedKey, phEarlyKey, dwProtocol, dwCipherSuite, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hPreSharedKey : NCRYPT_KEY_HANDLE optional -> "sptr"
; phEarlyKey : NCRYPT_KEY_HANDLE* out -> "int"
; dwProtocol : DWORD -> "int"
; dwCipherSuite : DWORD -> "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。

; HRESULT SslExtractEarlyKey(NCRYPT_PROV_HANDLE hSslProvider, NCRYPT_KEY_HANDLE hPreSharedKey, NCRYPT_KEY_HANDLE* phEarlyKey, DWORD dwProtocol, DWORD dwCipherSuite, BCryptBufferDesc* pParameterList, DWORD dwFlags)
#uselib "ncrypt.dll"
#cfunc global SslExtractEarlyKey "SslExtractEarlyKey" intptr, intptr, int, int, int, var, int
; res = SslExtractEarlyKey(hSslProvider, hPreSharedKey, phEarlyKey, dwProtocol, dwCipherSuite, pParameterList, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "intptr"
; hPreSharedKey : NCRYPT_KEY_HANDLE optional -> "intptr"
; phEarlyKey : NCRYPT_KEY_HANDLE* out -> "int"
; dwProtocol : DWORD -> "int"
; dwCipherSuite : DWORD -> "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")
	procSslExtractEarlyKey = ncrypt.NewProc("SslExtractEarlyKey")
)

// hSslProvider (NCRYPT_PROV_HANDLE), hPreSharedKey (NCRYPT_KEY_HANDLE optional), phEarlyKey (NCRYPT_KEY_HANDLE* out), dwProtocol (DWORD), dwCipherSuite (DWORD), pParameterList (BCryptBufferDesc* optional), dwFlags (DWORD)
r1, _, err := procSslExtractEarlyKey.Call(
	uintptr(hSslProvider),
	uintptr(hPreSharedKey),
	uintptr(phEarlyKey),
	uintptr(dwProtocol),
	uintptr(dwCipherSuite),
	uintptr(pParameterList),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SslExtractEarlyKey(
  hSslProvider: NativeUInt;   // NCRYPT_PROV_HANDLE
  hPreSharedKey: NativeUInt;   // NCRYPT_KEY_HANDLE optional
  phEarlyKey: Pointer;   // NCRYPT_KEY_HANDLE* out
  dwProtocol: DWORD;   // DWORD
  dwCipherSuite: DWORD;   // DWORD
  pParameterList: Pointer;   // BCryptBufferDesc* optional
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'ncrypt.dll' name 'SslExtractEarlyKey';

result := DllCall("ncrypt\SslExtractEarlyKey"
    , "UPtr", hSslProvider   ; NCRYPT_PROV_HANDLE
    , "UPtr", hPreSharedKey   ; NCRYPT_KEY_HANDLE optional
    , "Ptr", phEarlyKey   ; NCRYPT_KEY_HANDLE* out
    , "UInt", dwProtocol   ; DWORD
    , "UInt", dwCipherSuite   ; DWORD
    , "Ptr", pParameterList   ; BCryptBufferDesc* optional
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: HRESULT

●SslExtractEarlyKey(hSslProvider, hPreSharedKey, phEarlyKey, dwProtocol, dwCipherSuite, pParameterList, dwFlags) = DLL("ncrypt.dll", "int SslExtractEarlyKey(int, int, void*, dword, dword, void*, dword)")
# 呼び出し: SslExtractEarlyKey(hSslProvider, hPreSharedKey, phEarlyKey, dwProtocol, dwCipherSuite, pParameterList, dwFlags)
# hSslProvider : NCRYPT_PROV_HANDLE -> "int"
# hPreSharedKey : NCRYPT_KEY_HANDLE optional -> "int"
# phEarlyKey : NCRYPT_KEY_HANDLE* out -> "void*"
# dwProtocol : DWORD -> "dword"
# dwCipherSuite : DWORD -> "dword"
# 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)。