SslComputeSessionHash

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

HRESULT SslComputeSessionHash(
    NCRYPT_PROV_HANDLE hSslProvider,
    NCRYPT_HASH_HANDLE hHandshakeHash,
    DWORD dwProtocol,
    BYTE* pbOutput,   // optional
    DWORD cbOutput,
    DWORD* pcbResult,
    DWORD dwFlags
);

<DllImport("ncrypt.dll", ExactSpelling:=True)>
Public Shared Function SslComputeSessionHash(
    hSslProvider As UIntPtr,   ' NCRYPT_PROV_HANDLE
    hHandshakeHash As UIntPtr,   ' NCRYPT_HASH_HANDLE
    dwProtocol As UInteger,   ' DWORD
    pbOutput As IntPtr,   ' BYTE* optional, out
    cbOutput As UInteger,   ' DWORD
    <Out> ByRef pcbResult As UInteger,   ' DWORD* out
    dwFlags As UInteger   ' DWORD
) As Integer
End Function

' hSslProvider : NCRYPT_PROV_HANDLE
' hHandshakeHash : NCRYPT_HASH_HANDLE
' dwProtocol : DWORD
' pbOutput : BYTE* optional, out
' cbOutput : DWORD
' pcbResult : DWORD* out
' dwFlags : DWORD
Declare PtrSafe Function SslComputeSessionHash Lib "ncrypt" ( _
    ByVal hSslProvider As LongPtr, _
    ByVal hHandshakeHash As LongPtr, _
    ByVal dwProtocol As Long, _
    ByVal pbOutput As LongPtr, _
    ByVal cbOutput As Long, _
    ByRef pcbResult 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

SslComputeSessionHash = ctypes.windll.ncrypt.SslComputeSessionHash
SslComputeSessionHash.restype = ctypes.c_int
SslComputeSessionHash.argtypes = [
    ctypes.c_size_t,  # hSslProvider : NCRYPT_PROV_HANDLE
    ctypes.c_size_t,  # hHandshakeHash : NCRYPT_HASH_HANDLE
    wintypes.DWORD,  # dwProtocol : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pbOutput : BYTE* optional, out
    wintypes.DWORD,  # cbOutput : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pcbResult : DWORD* out
    wintypes.DWORD,  # dwFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ncrypt.dll')
SslComputeSessionHash = Fiddle::Function.new(
  lib['SslComputeSessionHash'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hSslProvider : NCRYPT_PROV_HANDLE
    Fiddle::TYPE_UINTPTR_T,  # hHandshakeHash : NCRYPT_HASH_HANDLE
    -Fiddle::TYPE_INT,  # dwProtocol : DWORD
    Fiddle::TYPE_VOIDP,  # pbOutput : BYTE* optional, out
    -Fiddle::TYPE_INT,  # cbOutput : DWORD
    Fiddle::TYPE_VOIDP,  # pcbResult : DWORD* out
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "ncrypt")]
extern "system" {
    fn SslComputeSessionHash(
        hSslProvider: usize,  // NCRYPT_PROV_HANDLE
        hHandshakeHash: usize,  // NCRYPT_HASH_HANDLE
        dwProtocol: u32,  // DWORD
        pbOutput: *mut u8,  // BYTE* optional, out
        cbOutput: u32,  // DWORD
        pcbResult: *mut u32,  // DWORD* out
        dwFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ncrypt.dll")]
public static extern int SslComputeSessionHash(UIntPtr hSslProvider, UIntPtr hHandshakeHash, uint dwProtocol, IntPtr pbOutput, uint cbOutput, out uint pcbResult, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ncrypt_SslComputeSessionHash' -Namespace Win32 -PassThru
# $api::SslComputeSessionHash(hSslProvider, hHandshakeHash, dwProtocol, pbOutput, cbOutput, pcbResult, dwFlags)

#uselib "ncrypt.dll"
#func global SslComputeSessionHash "SslComputeSessionHash" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SslComputeSessionHash hSslProvider, hHandshakeHash, dwProtocol, varptr(pbOutput), cbOutput, varptr(pcbResult), dwFlags   ; 戻り値は stat
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hHandshakeHash : NCRYPT_HASH_HANDLE -> "sptr"
; dwProtocol : DWORD -> "sptr"
; pbOutput : BYTE* optional, out -> "sptr"
; cbOutput : DWORD -> "sptr"
; pcbResult : DWORD* out -> "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 SslComputeSessionHash "SslComputeSessionHash" sptr, sptr, int, var, int, var, int
; res = SslComputeSessionHash(hSslProvider, hHandshakeHash, dwProtocol, pbOutput, cbOutput, pcbResult, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "sptr"
; hHandshakeHash : NCRYPT_HASH_HANDLE -> "sptr"
; dwProtocol : DWORD -> "int"
; pbOutput : BYTE* optional, out -> "var"
; cbOutput : DWORD -> "int"
; pcbResult : DWORD* out -> "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 SslComputeSessionHash(NCRYPT_PROV_HANDLE hSslProvider, NCRYPT_HASH_HANDLE hHandshakeHash, DWORD dwProtocol, BYTE* pbOutput, DWORD cbOutput, DWORD* pcbResult, DWORD dwFlags)
#uselib "ncrypt.dll"
#cfunc global SslComputeSessionHash "SslComputeSessionHash" intptr, intptr, int, var, int, var, int
; res = SslComputeSessionHash(hSslProvider, hHandshakeHash, dwProtocol, pbOutput, cbOutput, pcbResult, dwFlags)
; hSslProvider : NCRYPT_PROV_HANDLE -> "intptr"
; hHandshakeHash : NCRYPT_HASH_HANDLE -> "intptr"
; dwProtocol : DWORD -> "int"
; pbOutput : BYTE* optional, out -> "var"
; cbOutput : DWORD -> "int"
; pcbResult : DWORD* out -> "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")
	procSslComputeSessionHash = ncrypt.NewProc("SslComputeSessionHash")
)

// hSslProvider (NCRYPT_PROV_HANDLE), hHandshakeHash (NCRYPT_HASH_HANDLE), dwProtocol (DWORD), pbOutput (BYTE* optional, out), cbOutput (DWORD), pcbResult (DWORD* out), dwFlags (DWORD)
r1, _, err := procSslComputeSessionHash.Call(
	uintptr(hSslProvider),
	uintptr(hHandshakeHash),
	uintptr(dwProtocol),
	uintptr(pbOutput),
	uintptr(cbOutput),
	uintptr(pcbResult),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SslComputeSessionHash(
  hSslProvider: NativeUInt;   // NCRYPT_PROV_HANDLE
  hHandshakeHash: NativeUInt;   // NCRYPT_HASH_HANDLE
  dwProtocol: DWORD;   // DWORD
  pbOutput: Pointer;   // BYTE* optional, out
  cbOutput: DWORD;   // DWORD
  pcbResult: Pointer;   // DWORD* out
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'ncrypt.dll' name 'SslComputeSessionHash';

result := DllCall("ncrypt\SslComputeSessionHash"
    , "UPtr", hSslProvider   ; NCRYPT_PROV_HANDLE
    , "UPtr", hHandshakeHash   ; NCRYPT_HASH_HANDLE
    , "UInt", dwProtocol   ; DWORD
    , "Ptr", pbOutput   ; BYTE* optional, out
    , "UInt", cbOutput   ; DWORD
    , "Ptr", pcbResult   ; DWORD* out
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: HRESULT

●SslComputeSessionHash(hSslProvider, hHandshakeHash, dwProtocol, pbOutput, cbOutput, pcbResult, dwFlags) = DLL("ncrypt.dll", "int SslComputeSessionHash(int, int, dword, void*, dword, void*, dword)")
# 呼び出し: SslComputeSessionHash(hSslProvider, hHandshakeHash, dwProtocol, pbOutput, cbOutput, pcbResult, dwFlags)
# hSslProvider : NCRYPT_PROV_HANDLE -> "int"
# hHandshakeHash : NCRYPT_HASH_HANDLE -> "int"
# dwProtocol : DWORD -> "dword"
# pbOutput : BYTE* optional, out -> "void*"
# cbOutput : DWORD -> "dword"
# pcbResult : DWORD* out -> "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)。