IPsecSaContextCreate1

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

DWORD IPsecSaContextCreate1(
    FWPM_ENGINE_HANDLE engineHandle,
    const IPSEC_TRAFFIC1* outboundTraffic,
    const IPSEC_VIRTUAL_IF_TUNNEL_INFO0* virtualIfTunnelInfo,   // optional
    ULONGLONG* inboundFilterId,   // optional
    ULONGLONG* id
);

<DllImport("fwpuclnt.dll", ExactSpelling:=True)>
Public Shared Function IPsecSaContextCreate1(
    engineHandle As FWPM_ENGINE_HANDLE,   ' FWPM_ENGINE_HANDLE
    outboundTraffic As IntPtr,   ' IPSEC_TRAFFIC1*
    virtualIfTunnelInfo As IntPtr,   ' IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    inboundFilterId As IntPtr,   ' ULONGLONG* optional, out
    <Out> ByRef id As ULong   ' ULONGLONG* out
) As UInteger
End Function

' engineHandle : FWPM_ENGINE_HANDLE
' outboundTraffic : IPSEC_TRAFFIC1*
' virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
' inboundFilterId : ULONGLONG* optional, out
' id : ULONGLONG* out
Declare PtrSafe Function IPsecSaContextCreate1 Lib "fwpuclnt" ( _
    ByVal engineHandle As LongPtr, _
    ByVal outboundTraffic As LongPtr, _
    ByVal virtualIfTunnelInfo As LongPtr, _
    ByVal inboundFilterId As LongPtr, _
    ByRef id As LongLong) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

IPsecSaContextCreate1 = ctypes.windll.fwpuclnt.IPsecSaContextCreate1
IPsecSaContextCreate1.restype = wintypes.DWORD
IPsecSaContextCreate1.argtypes = [
    FWPM_ENGINE_HANDLE,  # engineHandle : FWPM_ENGINE_HANDLE
    ctypes.c_void_p,  # outboundTraffic : IPSEC_TRAFFIC1*
    ctypes.c_void_p,  # virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    ctypes.POINTER(ctypes.c_ulonglong),  # inboundFilterId : ULONGLONG* optional, out
    ctypes.POINTER(ctypes.c_ulonglong),  # id : ULONGLONG* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('fwpuclnt.dll')
IPsecSaContextCreate1 = Fiddle::Function.new(
  lib['IPsecSaContextCreate1'],
  [
    Fiddle::TYPE_VOIDP,  # engineHandle : FWPM_ENGINE_HANDLE
    Fiddle::TYPE_VOIDP,  # outboundTraffic : IPSEC_TRAFFIC1*
    Fiddle::TYPE_VOIDP,  # virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    Fiddle::TYPE_VOIDP,  # inboundFilterId : ULONGLONG* optional, out
    Fiddle::TYPE_VOIDP,  # id : ULONGLONG* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "fwpuclnt")]
extern "system" {
    fn IPsecSaContextCreate1(
        engineHandle: FWPM_ENGINE_HANDLE,  // FWPM_ENGINE_HANDLE
        outboundTraffic: *const IPSEC_TRAFFIC1,  // IPSEC_TRAFFIC1*
        virtualIfTunnelInfo: *const IPSEC_VIRTUAL_IF_TUNNEL_INFO0,  // IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
        inboundFilterId: *mut u64,  // ULONGLONG* optional, out
        id: *mut u64  // ULONGLONG* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("fwpuclnt.dll")]
public static extern uint IPsecSaContextCreate1(FWPM_ENGINE_HANDLE engineHandle, IntPtr outboundTraffic, IntPtr virtualIfTunnelInfo, IntPtr inboundFilterId, out ulong id);
"@
$api = Add-Type -MemberDefinition $sig -Name 'fwpuclnt_IPsecSaContextCreate1' -Namespace Win32 -PassThru
# $api::IPsecSaContextCreate1(engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id)

#uselib "fwpuclnt.dll"
#func global IPsecSaContextCreate1 "IPsecSaContextCreate1" sptr, sptr, sptr, sptr, sptr
; IPsecSaContextCreate1 engineHandle, varptr(outboundTraffic), varptr(virtualIfTunnelInfo), varptr(inboundFilterId), varptr(id)   ; 戻り値は stat
; engineHandle : FWPM_ENGINE_HANDLE -> "sptr"
; outboundTraffic : IPSEC_TRAFFIC1* -> "sptr"
; virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> "sptr"
; inboundFilterId : ULONGLONG* optional, out -> "sptr"
; id : ULONGLONG* out -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	fwpuclnt = windows.NewLazySystemDLL("fwpuclnt.dll")
	procIPsecSaContextCreate1 = fwpuclnt.NewProc("IPsecSaContextCreate1")
)

// engineHandle (FWPM_ENGINE_HANDLE), outboundTraffic (IPSEC_TRAFFIC1*), virtualIfTunnelInfo (IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional), inboundFilterId (ULONGLONG* optional, out), id (ULONGLONG* out)
r1, _, err := procIPsecSaContextCreate1.Call(
	uintptr(engineHandle),
	uintptr(outboundTraffic),
	uintptr(virtualIfTunnelInfo),
	uintptr(inboundFilterId),
	uintptr(id),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function IPsecSaContextCreate1(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  outboundTraffic: Pointer;   // IPSEC_TRAFFIC1*
  virtualIfTunnelInfo: Pointer;   // IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
  inboundFilterId: Pointer;   // ULONGLONG* optional, out
  id: Pointer   // ULONGLONG* out
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'IPsecSaContextCreate1';

result := DllCall("fwpuclnt\IPsecSaContextCreate1"
    , "Ptr", engineHandle   ; FWPM_ENGINE_HANDLE
    , "Ptr", outboundTraffic   ; IPSEC_TRAFFIC1*
    , "Ptr", virtualIfTunnelInfo   ; IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    , "Ptr", inboundFilterId   ; ULONGLONG* optional, out
    , "Ptr", id   ; ULONGLONG* out
    , "UInt")   ; return: DWORD

●IPsecSaContextCreate1(engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id) = DLL("fwpuclnt.dll", "dword IPsecSaContextCreate1(void*, void*, void*, void*, void*)")
# 呼び出し: IPsecSaContextCreate1(engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id)
# engineHandle : FWPM_ENGINE_HANDLE -> "void*"
# outboundTraffic : IPSEC_TRAFFIC1* -> "void*"
# virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> "void*"
# inboundFilterId : ULONGLONG* optional, out -> "void*"
# id : ULONGLONG* out -> "void*"
# 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)。

const std = @import("std");

extern "fwpuclnt" fn IPsecSaContextCreate1(
    engineHandle: FWPM_ENGINE_HANDLE, // FWPM_ENGINE_HANDLE
    outboundTraffic: [*c]IPSEC_TRAFFIC1, // IPSEC_TRAFFIC1*
    virtualIfTunnelInfo: [*c]IPSEC_VIRTUAL_IF_TUNNEL_INFO0, // IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    inboundFilterId: [*c]u64, // ULONGLONG* optional, out
    id: [*c]u64 // ULONGLONG* out
) callconv(std.os.windows.WINAPI) u32;

proc IPsecSaContextCreate1(
    engineHandle: FWPM_ENGINE_HANDLE,  # FWPM_ENGINE_HANDLE
    outboundTraffic: ptr IPSEC_TRAFFIC1,  # IPSEC_TRAFFIC1*
    virtualIfTunnelInfo: ptr IPSEC_VIRTUAL_IF_TUNNEL_INFO0,  # IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    inboundFilterId: ptr uint64,  # ULONGLONG* optional, out
    id: ptr uint64  # ULONGLONG* out
): uint32 {.importc: "IPsecSaContextCreate1", stdcall, dynlib: "fwpuclnt.dll".}

pragma(lib, "fwpuclnt");
extern(Windows)
uint IPsecSaContextCreate1(
    FWPM_ENGINE_HANDLE engineHandle,   // FWPM_ENGINE_HANDLE
    IPSEC_TRAFFIC1* outboundTraffic,   // IPSEC_TRAFFIC1*
    IPSEC_VIRTUAL_IF_TUNNEL_INFO0* virtualIfTunnelInfo,   // IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    ulong* inboundFilterId,   // ULONGLONG* optional, out
    ulong* id   // ULONGLONG* out
);

ccall((:IPsecSaContextCreate1, "fwpuclnt.dll"), stdcall, UInt32,
      (FWPM_ENGINE_HANDLE, Ptr{IPSEC_TRAFFIC1}, Ptr{IPSEC_VIRTUAL_IF_TUNNEL_INFO0}, Ptr{UInt64}, Ptr{UInt64}),
      engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id)
# engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE
# outboundTraffic : IPSEC_TRAFFIC1* -> Ptr{IPSEC_TRAFFIC1}
# virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> Ptr{IPSEC_VIRTUAL_IF_TUNNEL_INFO0}
# inboundFilterId : ULONGLONG* optional, out -> Ptr{UInt64}
# id : ULONGLONG* out -> Ptr{UInt64}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t IPsecSaContextCreate1(
    FWPM_ENGINE_HANDLE engineHandle,
    void* outboundTraffic,
    void* virtualIfTunnelInfo,
    uint64_t* inboundFilterId,
    uint64_t* id);
]]
local fwpuclnt = ffi.load("fwpuclnt")
-- fwpuclnt.IPsecSaContextCreate1(engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id)
-- engineHandle : FWPM_ENGINE_HANDLE
-- outboundTraffic : IPSEC_TRAFFIC1*
-- virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
-- inboundFilterId : ULONGLONG* optional, out
-- id : ULONGLONG* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('fwpuclnt.dll');
const IPsecSaContextCreate1 = lib.func('__stdcall', 'IPsecSaContextCreate1', 'uint32_t', ['FWPM_ENGINE_HANDLE', 'void *', 'void *', 'uint64_t *', 'uint64_t *']);
// IPsecSaContextCreate1(engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id)
// engineHandle : FWPM_ENGINE_HANDLE -> 'FWPM_ENGINE_HANDLE'
// outboundTraffic : IPSEC_TRAFFIC1* -> 'void *'
// virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> 'void *'
// inboundFilterId : ULONGLONG* optional, out -> 'uint64_t *'
// id : ULONGLONG* out -> 'uint64_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("fwpuclnt.dll", {
  IPsecSaContextCreate1: { parameters: ["buffer", "pointer", "pointer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.IPsecSaContextCreate1(engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id)
// engineHandle : FWPM_ENGINE_HANDLE -> "buffer"
// outboundTraffic : IPSEC_TRAFFIC1* -> "pointer"
// virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> "pointer"
// inboundFilterId : ULONGLONG* optional, out -> "pointer"
// id : ULONGLONG* out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t IPsecSaContextCreate1(
    FWPM_ENGINE_HANDLE engineHandle,
    void* outboundTraffic,
    void* virtualIfTunnelInfo,
    uint64_t* inboundFilterId,
    uint64_t* id);
C, "fwpuclnt.dll");
// $ffi->IPsecSaContextCreate1(engineHandle, outboundTraffic, virtualIfTunnelInfo, inboundFilterId, id);
// engineHandle : FWPM_ENGINE_HANDLE
// outboundTraffic : IPSEC_TRAFFIC1*
// virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
// inboundFilterId : ULONGLONG* optional, out
// id : ULONGLONG* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Fwpuclnt extends StdCallLibrary {
    Fwpuclnt INSTANCE = Native.load("fwpuclnt", Fwpuclnt.class);
    int IPsecSaContextCreate1(
        FWPM_ENGINE_HANDLE /* extends Structure (by value) */ engineHandle,   // FWPM_ENGINE_HANDLE
        Pointer outboundTraffic,   // IPSEC_TRAFFIC1*
        Pointer virtualIfTunnelInfo,   // IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
        LongByReference inboundFilterId,   // ULONGLONG* optional, out
        LongByReference id   // ULONGLONG* out
    );
}

@[Link("fwpuclnt")]
lib Libfwpuclnt
  fun IPsecSaContextCreate1 = IPsecSaContextCreate1(
    engineHandle : FWPM_ENGINE_HANDLE,   # FWPM_ENGINE_HANDLE
    outboundTraffic : IPSEC_TRAFFIC1*,   # IPSEC_TRAFFIC1*
    virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0*,   # IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
    inboundFilterId : UInt64*,   # ULONGLONG* optional, out
    id : UInt64*   # ULONGLONG* out
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef IPsecSaContextCreate1Native = Uint32 Function(FWPM_ENGINE_HANDLE, Pointer<Void>, Pointer<Void>, Pointer<Uint64>, Pointer<Uint64>);
typedef IPsecSaContextCreate1Dart = int Function(int, Pointer<Void>, Pointer<Void>, Pointer<Uint64>, Pointer<Uint64>);
final IPsecSaContextCreate1 = DynamicLibrary.open('fwpuclnt.dll')
    .lookupFunction<IPsecSaContextCreate1Native, IPsecSaContextCreate1Dart>('IPsecSaContextCreate1');
// engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE
// outboundTraffic : IPSEC_TRAFFIC1* -> Pointer<Void>
// virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> Pointer<Void>
// inboundFilterId : ULONGLONG* optional, out -> Pointer<Uint64>
// id : ULONGLONG* out -> Pointer<Uint64>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function IPsecSaContextCreate1(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  outboundTraffic: Pointer;   // IPSEC_TRAFFIC1*
  virtualIfTunnelInfo: Pointer;   // IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
  inboundFilterId: Pointer;   // ULONGLONG* optional, out
  id: Pointer   // ULONGLONG* out
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'IPsecSaContextCreate1';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "IPsecSaContextCreate1"
  c_IPsecSaContextCreate1 :: FWPM_ENGINE_HANDLE -> Ptr () -> Ptr () -> Ptr Word64 -> Ptr Word64 -> IO Word32
-- engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE
-- outboundTraffic : IPSEC_TRAFFIC1* -> Ptr ()
-- virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> Ptr ()
-- inboundFilterId : ULONGLONG* optional, out -> Ptr Word64
-- id : ULONGLONG* out -> Ptr Word64
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。
-- ※値渡し構造体は GHC FFI で直接渡せません。Ptr で渡すラッパ(C側)経由にしてください。

open Ctypes
open Foreign

let ipsecsacontextcreate1 =
  foreign "IPsecSaContextCreate1"
    (FWPM_ENGINE_HANDLE @-> (ptr void) @-> (ptr void) @-> (ptr uint64_t) @-> (ptr uint64_t) @-> returning uint32_t)
(* engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE *)
(* outboundTraffic : IPSEC_TRAFFIC1* -> (ptr void) *)
(* virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> (ptr void) *)
(* inboundFilterId : ULONGLONG* optional, out -> (ptr uint64_t) *)
(* id : ULONGLONG* out -> (ptr uint64_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library fwpuclnt (t "fwpuclnt.dll"))
(cffi:use-foreign-library fwpuclnt)

(cffi:defcfun ("IPsecSaContextCreate1" ipsec-sa-context-create1 :convention :stdcall) :uint32
  (engine-handle (:struct fwpm-engine-handle))   ; FWPM_ENGINE_HANDLE
  (outbound-traffic :pointer)   ; IPSEC_TRAFFIC1*
  (virtual-if-tunnel-info :pointer)   ; IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional
  (inbound-filter-id :pointer)   ; ULONGLONG* optional, out
  (id :pointer))   ; ULONGLONG* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $IPsecSaContextCreate1 = Win32::API::More->new('fwpuclnt',
    'DWORD IPsecSaContextCreate1(LPVOID engineHandle, LPVOID outboundTraffic, LPVOID virtualIfTunnelInfo, LPVOID inboundFilterId, LPVOID id)');
# my $ret = $IPsecSaContextCreate1->Call($engineHandle, $outboundTraffic, $virtualIfTunnelInfo, $inboundFilterId, $id);
# engineHandle : FWPM_ENGINE_HANDLE -> LPVOID
# outboundTraffic : IPSEC_TRAFFIC1* -> LPVOID
# virtualIfTunnelInfo : IPSEC_VIRTUAL_IF_TUNNEL_INFO0* optional -> LPVOID
# inboundFilterId : ULONGLONG* optional, out -> LPVOID
# id : ULONGLONG* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。