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FwpmIPsecTunnelAdd0

関数
WFPにIPsecトンネルモードのポリシーを追加する。
DLLfwpuclnt.dll呼出規約winapi対応OSWindows Vista 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

DWORD FwpmIPsecTunnelAdd0(
    FWPM_ENGINE_HANDLE engineHandle,
    DWORD flags,
    const FWPM_PROVIDER_CONTEXT0* mainModePolicy,   // optional
    const FWPM_PROVIDER_CONTEXT0* tunnelPolicy,
    DWORD numFilterConditions,
    const FWPM_FILTER_CONDITION0* filterConditions,
    PSECURITY_DESCRIPTOR sd   // optional
);

パラメーター

名前型方向説明
engineHandleFWPM_ENGINE_HANDLEinフィルタリングエンジンへのセッションハンドル。
flagsDWORDinトンネル動作を制御するFWPM_TUNNEL_FLAG_系のビットフラグ。0指定可。
mainModePolicyFWPM_PROVIDER_CONTEXT0*inoptionalメインモード(IKE/AuthIP)ポリシーを指定するプロバイダーコンテキスト。
tunnelPolicyFWPM_PROVIDER_CONTEXT0*inクイックモードのトンネルポリシーを指定するプロバイダーコンテキスト。
numFilterConditionsDWORDinfilterConditions配列に含まれる条件の数。
filterConditionsFWPM_FILTER_CONDITION0*inトンネルを適用するトラフィックを定義するフィルター条件の配列。
sdPSECURITY_DESCRIPTORinoptional生成されるフィルターに設定するセキュリティ記述子。NULL可。

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD FwpmIPsecTunnelAdd0(
    FWPM_ENGINE_HANDLE engineHandle,
    DWORD flags,
    const FWPM_PROVIDER_CONTEXT0* mainModePolicy,   // optional
    const FWPM_PROVIDER_CONTEXT0* tunnelPolicy,
    DWORD numFilterConditions,
    const FWPM_FILTER_CONDITION0* filterConditions,
    PSECURITY_DESCRIPTOR sd   // optional
);
[DllImport("fwpuclnt.dll", ExactSpelling = true)]
static extern uint FwpmIPsecTunnelAdd0(
    FWPM_ENGINE_HANDLE engineHandle,   // FWPM_ENGINE_HANDLE
    uint flags,   // DWORD
    IntPtr mainModePolicy,   // FWPM_PROVIDER_CONTEXT0* optional
    IntPtr tunnelPolicy,   // FWPM_PROVIDER_CONTEXT0*
    uint numFilterConditions,   // DWORD
    IntPtr filterConditions,   // FWPM_FILTER_CONDITION0*
    IntPtr sd   // PSECURITY_DESCRIPTOR optional
);
<DllImport("fwpuclnt.dll", ExactSpelling:=True)>
Public Shared Function FwpmIPsecTunnelAdd0(
    engineHandle As FWPM_ENGINE_HANDLE,   ' FWPM_ENGINE_HANDLE
    flags As UInteger,   ' DWORD
    mainModePolicy As IntPtr,   ' FWPM_PROVIDER_CONTEXT0* optional
    tunnelPolicy As IntPtr,   ' FWPM_PROVIDER_CONTEXT0*
    numFilterConditions As UInteger,   ' DWORD
    filterConditions As IntPtr,   ' FWPM_FILTER_CONDITION0*
    sd As IntPtr   ' PSECURITY_DESCRIPTOR optional
) As UInteger
End Function
' engineHandle : FWPM_ENGINE_HANDLE
' flags : DWORD
' mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional
' tunnelPolicy : FWPM_PROVIDER_CONTEXT0*
' numFilterConditions : DWORD
' filterConditions : FWPM_FILTER_CONDITION0*
' sd : PSECURITY_DESCRIPTOR optional
Declare PtrSafe Function FwpmIPsecTunnelAdd0 Lib "fwpuclnt" ( _
    ByVal engineHandle As LongPtr, _
    ByVal flags As Long, _
    ByVal mainModePolicy As LongPtr, _
    ByVal tunnelPolicy As LongPtr, _
    ByVal numFilterConditions As Long, _
    ByVal filterConditions As LongPtr, _
    ByVal sd As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

FwpmIPsecTunnelAdd0 = ctypes.windll.fwpuclnt.FwpmIPsecTunnelAdd0
FwpmIPsecTunnelAdd0.restype = wintypes.DWORD
FwpmIPsecTunnelAdd0.argtypes = [
    FWPM_ENGINE_HANDLE,  # engineHandle : FWPM_ENGINE_HANDLE
    wintypes.DWORD,  # flags : DWORD
    ctypes.c_void_p,  # mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional
    ctypes.c_void_p,  # tunnelPolicy : FWPM_PROVIDER_CONTEXT0*
    wintypes.DWORD,  # numFilterConditions : DWORD
    ctypes.c_void_p,  # filterConditions : FWPM_FILTER_CONDITION0*
    wintypes.HANDLE,  # sd : PSECURITY_DESCRIPTOR optional
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('fwpuclnt.dll')
FwpmIPsecTunnelAdd0 = Fiddle::Function.new(
  lib['FwpmIPsecTunnelAdd0'],
  [
    Fiddle::TYPE_VOIDP,  # engineHandle : FWPM_ENGINE_HANDLE
    -Fiddle::TYPE_INT,  # flags : DWORD
    Fiddle::TYPE_VOIDP,  # mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional
    Fiddle::TYPE_VOIDP,  # tunnelPolicy : FWPM_PROVIDER_CONTEXT0*
    -Fiddle::TYPE_INT,  # numFilterConditions : DWORD
    Fiddle::TYPE_VOIDP,  # filterConditions : FWPM_FILTER_CONDITION0*
    Fiddle::TYPE_VOIDP,  # sd : PSECURITY_DESCRIPTOR optional
  ],
  -Fiddle::TYPE_INT)
#[link(name = "fwpuclnt")]
extern "system" {
    fn FwpmIPsecTunnelAdd0(
        engineHandle: FWPM_ENGINE_HANDLE,  // FWPM_ENGINE_HANDLE
        flags: u32,  // DWORD
        mainModePolicy: *const FWPM_PROVIDER_CONTEXT0,  // FWPM_PROVIDER_CONTEXT0* optional
        tunnelPolicy: *const FWPM_PROVIDER_CONTEXT0,  // FWPM_PROVIDER_CONTEXT0*
        numFilterConditions: u32,  // DWORD
        filterConditions: *const FWPM_FILTER_CONDITION0,  // FWPM_FILTER_CONDITION0*
        sd: *mut core::ffi::c_void  // PSECURITY_DESCRIPTOR optional
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("fwpuclnt.dll")]
public static extern uint FwpmIPsecTunnelAdd0(FWPM_ENGINE_HANDLE engineHandle, uint flags, IntPtr mainModePolicy, IntPtr tunnelPolicy, uint numFilterConditions, IntPtr filterConditions, IntPtr sd);
"@
$api = Add-Type -MemberDefinition $sig -Name 'fwpuclnt_FwpmIPsecTunnelAdd0' -Namespace Win32 -PassThru
# $api::FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
#uselib "fwpuclnt.dll"
#func global FwpmIPsecTunnelAdd0 "FwpmIPsecTunnelAdd0" sptr, sptr, sptr, sptr, sptr, sptr, sptr
; FwpmIPsecTunnelAdd0 engineHandle, flags, varptr(mainModePolicy), varptr(tunnelPolicy), numFilterConditions, varptr(filterConditions), sd   ; 戻り値は stat
; engineHandle : FWPM_ENGINE_HANDLE -> "sptr"
; flags : DWORD -> "sptr"
; mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> "sptr"
; tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> "sptr"
; numFilterConditions : DWORD -> "sptr"
; filterConditions : FWPM_FILTER_CONDITION0* -> "sptr"
; sd : PSECURITY_DESCRIPTOR optional -> "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。
出力引数: 
#uselib "fwpuclnt.dll"
#cfunc global FwpmIPsecTunnelAdd0 "FwpmIPsecTunnelAdd0" int, int, var, var, int, var, sptr
; res = FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; flags : DWORD -> "int"
; mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> "var"
; tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> "var"
; numFilterConditions : DWORD -> "int"
; filterConditions : FWPM_FILTER_CONDITION0* -> "var"
; sd : PSECURITY_DESCRIPTOR optional -> "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。
; ※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: 
; DWORD FwpmIPsecTunnelAdd0(FWPM_ENGINE_HANDLE engineHandle, DWORD flags, FWPM_PROVIDER_CONTEXT0* mainModePolicy, FWPM_PROVIDER_CONTEXT0* tunnelPolicy, DWORD numFilterConditions, FWPM_FILTER_CONDITION0* filterConditions, PSECURITY_DESCRIPTOR sd)
#uselib "fwpuclnt.dll"
#cfunc global FwpmIPsecTunnelAdd0 "FwpmIPsecTunnelAdd0" int, int, var, var, int, var, intptr
; res = FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; flags : DWORD -> "int"
; mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> "var"
; tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> "var"
; numFilterConditions : DWORD -> "int"
; filterConditions : FWPM_FILTER_CONDITION0* -> "var"
; sd : PSECURITY_DESCRIPTOR optional -> "intptr"
; ※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。
; ※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 (
	fwpuclnt = windows.NewLazySystemDLL("fwpuclnt.dll")
	procFwpmIPsecTunnelAdd0 = fwpuclnt.NewProc("FwpmIPsecTunnelAdd0")
)

// engineHandle (FWPM_ENGINE_HANDLE), flags (DWORD), mainModePolicy (FWPM_PROVIDER_CONTEXT0* optional), tunnelPolicy (FWPM_PROVIDER_CONTEXT0*), numFilterConditions (DWORD), filterConditions (FWPM_FILTER_CONDITION0*), sd (PSECURITY_DESCRIPTOR optional)
r1, _, err := procFwpmIPsecTunnelAdd0.Call(
	uintptr(engineHandle),
	uintptr(flags),
	uintptr(mainModePolicy),
	uintptr(tunnelPolicy),
	uintptr(numFilterConditions),
	uintptr(filterConditions),
	uintptr(sd),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function FwpmIPsecTunnelAdd0(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  flags: DWORD;   // DWORD
  mainModePolicy: Pointer;   // FWPM_PROVIDER_CONTEXT0* optional
  tunnelPolicy: Pointer;   // FWPM_PROVIDER_CONTEXT0*
  numFilterConditions: DWORD;   // DWORD
  filterConditions: Pointer;   // FWPM_FILTER_CONDITION0*
  sd: THandle   // PSECURITY_DESCRIPTOR optional
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'FwpmIPsecTunnelAdd0';
result := DllCall("fwpuclnt\FwpmIPsecTunnelAdd0"
    , "Ptr", engineHandle   ; FWPM_ENGINE_HANDLE
    , "UInt", flags   ; DWORD
    , "Ptr", mainModePolicy   ; FWPM_PROVIDER_CONTEXT0* optional
    , "Ptr", tunnelPolicy   ; FWPM_PROVIDER_CONTEXT0*
    , "UInt", numFilterConditions   ; DWORD
    , "Ptr", filterConditions   ; FWPM_FILTER_CONDITION0*
    , "Ptr", sd   ; PSECURITY_DESCRIPTOR optional
    , "UInt")   ; return: DWORD
●FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd) = DLL("fwpuclnt.dll", "dword FwpmIPsecTunnelAdd0(void*, dword, void*, void*, dword, void*, void*)")
# 呼び出し: FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
# engineHandle : FWPM_ENGINE_HANDLE -> "void*"
# flags : DWORD -> "dword"
# mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> "void*"
# tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> "void*"
# numFilterConditions : DWORD -> "dword"
# filterConditions : FWPM_FILTER_CONDITION0* -> "void*"
# sd : PSECURITY_DESCRIPTOR optional -> "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 FwpmIPsecTunnelAdd0(
    engineHandle: FWPM_ENGINE_HANDLE, // FWPM_ENGINE_HANDLE
    flags: u32, // DWORD
    mainModePolicy: [*c]FWPM_PROVIDER_CONTEXT0, // FWPM_PROVIDER_CONTEXT0* optional
    tunnelPolicy: [*c]FWPM_PROVIDER_CONTEXT0, // FWPM_PROVIDER_CONTEXT0*
    numFilterConditions: u32, // DWORD
    filterConditions: [*c]FWPM_FILTER_CONDITION0, // FWPM_FILTER_CONDITION0*
    sd: ?*anyopaque // PSECURITY_DESCRIPTOR optional
) callconv(std.os.windows.WINAPI) u32;
proc FwpmIPsecTunnelAdd0(
    engineHandle: FWPM_ENGINE_HANDLE,  # FWPM_ENGINE_HANDLE
    flags: uint32,  # DWORD
    mainModePolicy: ptr FWPM_PROVIDER_CONTEXT0,  # FWPM_PROVIDER_CONTEXT0* optional
    tunnelPolicy: ptr FWPM_PROVIDER_CONTEXT0,  # FWPM_PROVIDER_CONTEXT0*
    numFilterConditions: uint32,  # DWORD
    filterConditions: ptr FWPM_FILTER_CONDITION0,  # FWPM_FILTER_CONDITION0*
    sd: pointer  # PSECURITY_DESCRIPTOR optional
): uint32 {.importc: "FwpmIPsecTunnelAdd0", stdcall, dynlib: "fwpuclnt.dll".}
pragma(lib, "fwpuclnt");
extern(Windows)
uint FwpmIPsecTunnelAdd0(
    FWPM_ENGINE_HANDLE engineHandle,   // FWPM_ENGINE_HANDLE
    uint flags,   // DWORD
    FWPM_PROVIDER_CONTEXT0* mainModePolicy,   // FWPM_PROVIDER_CONTEXT0* optional
    FWPM_PROVIDER_CONTEXT0* tunnelPolicy,   // FWPM_PROVIDER_CONTEXT0*
    uint numFilterConditions,   // DWORD
    FWPM_FILTER_CONDITION0* filterConditions,   // FWPM_FILTER_CONDITION0*
    void* sd   // PSECURITY_DESCRIPTOR optional
);
ccall((:FwpmIPsecTunnelAdd0, "fwpuclnt.dll"), stdcall, UInt32,
      (FWPM_ENGINE_HANDLE, UInt32, Ptr{FWPM_PROVIDER_CONTEXT0}, Ptr{FWPM_PROVIDER_CONTEXT0}, UInt32, Ptr{FWPM_FILTER_CONDITION0}, Ptr{Cvoid}),
      engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
# engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE
# flags : DWORD -> UInt32
# mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> Ptr{FWPM_PROVIDER_CONTEXT0}
# tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> Ptr{FWPM_PROVIDER_CONTEXT0}
# numFilterConditions : DWORD -> UInt32
# filterConditions : FWPM_FILTER_CONDITION0* -> Ptr{FWPM_FILTER_CONDITION0}
# sd : PSECURITY_DESCRIPTOR optional -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
uint32_t FwpmIPsecTunnelAdd0(
    FWPM_ENGINE_HANDLE engineHandle,
    uint32_t flags,
    void* mainModePolicy,
    void* tunnelPolicy,
    uint32_t numFilterConditions,
    void* filterConditions,
    void* sd);
]]
local fwpuclnt = ffi.load("fwpuclnt")
-- fwpuclnt.FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
-- engineHandle : FWPM_ENGINE_HANDLE
-- flags : DWORD
-- mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional
-- tunnelPolicy : FWPM_PROVIDER_CONTEXT0*
-- numFilterConditions : DWORD
-- filterConditions : FWPM_FILTER_CONDITION0*
-- sd : PSECURITY_DESCRIPTOR optional
-- 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 FwpmIPsecTunnelAdd0 = lib.func('__stdcall', 'FwpmIPsecTunnelAdd0', 'uint32_t', ['FWPM_ENGINE_HANDLE', 'uint32_t', 'void *', 'void *', 'uint32_t', 'void *', 'void *']);
// FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
// engineHandle : FWPM_ENGINE_HANDLE -> 'FWPM_ENGINE_HANDLE'
// flags : DWORD -> 'uint32_t'
// mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> 'void *'
// tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> 'void *'
// numFilterConditions : DWORD -> 'uint32_t'
// filterConditions : FWPM_FILTER_CONDITION0* -> 'void *'
// sd : PSECURITY_DESCRIPTOR optional -> 'void *'
// 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", {
  FwpmIPsecTunnelAdd0: { parameters: ["buffer", "u32", "pointer", "pointer", "u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd)
// engineHandle : FWPM_ENGINE_HANDLE -> "buffer"
// flags : DWORD -> "u32"
// mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> "pointer"
// tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> "pointer"
// numFilterConditions : DWORD -> "u32"
// filterConditions : FWPM_FILTER_CONDITION0* -> "pointer"
// sd : PSECURITY_DESCRIPTOR optional -> "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 FwpmIPsecTunnelAdd0(
    FWPM_ENGINE_HANDLE engineHandle,
    uint32_t flags,
    void* mainModePolicy,
    void* tunnelPolicy,
    uint32_t numFilterConditions,
    void* filterConditions,
    void* sd);
C, "fwpuclnt.dll");
// $ffi->FwpmIPsecTunnelAdd0(engineHandle, flags, mainModePolicy, tunnelPolicy, numFilterConditions, filterConditions, sd);
// engineHandle : FWPM_ENGINE_HANDLE
// flags : DWORD
// mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional
// tunnelPolicy : FWPM_PROVIDER_CONTEXT0*
// numFilterConditions : DWORD
// filterConditions : FWPM_FILTER_CONDITION0*
// sd : PSECURITY_DESCRIPTOR optional
// 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 FwpmIPsecTunnelAdd0(
        FWPM_ENGINE_HANDLE /* extends Structure (by value) */ engineHandle,   // FWPM_ENGINE_HANDLE
        int flags,   // DWORD
        Pointer mainModePolicy,   // FWPM_PROVIDER_CONTEXT0* optional
        Pointer tunnelPolicy,   // FWPM_PROVIDER_CONTEXT0*
        int numFilterConditions,   // DWORD
        Pointer filterConditions,   // FWPM_FILTER_CONDITION0*
        Pointer sd   // PSECURITY_DESCRIPTOR optional
    );
}
@[Link("fwpuclnt")]
lib Libfwpuclnt
  fun FwpmIPsecTunnelAdd0 = FwpmIPsecTunnelAdd0(
    engineHandle : FWPM_ENGINE_HANDLE,   # FWPM_ENGINE_HANDLE
    flags : UInt32,   # DWORD
    mainModePolicy : FWPM_PROVIDER_CONTEXT0*,   # FWPM_PROVIDER_CONTEXT0* optional
    tunnelPolicy : FWPM_PROVIDER_CONTEXT0*,   # FWPM_PROVIDER_CONTEXT0*
    numFilterConditions : UInt32,   # DWORD
    filterConditions : FWPM_FILTER_CONDITION0*,   # FWPM_FILTER_CONDITION0*
    sd : Void*   # PSECURITY_DESCRIPTOR optional
  ) : 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 FwpmIPsecTunnelAdd0Native = Uint32 Function(FWPM_ENGINE_HANDLE, Uint32, Pointer<Void>, Pointer<Void>, Uint32, Pointer<Void>, Pointer<Void>);
typedef FwpmIPsecTunnelAdd0Dart = int Function(int, int, Pointer<Void>, Pointer<Void>, int, Pointer<Void>, Pointer<Void>);
final FwpmIPsecTunnelAdd0 = DynamicLibrary.open('fwpuclnt.dll')
    .lookupFunction<FwpmIPsecTunnelAdd0Native, FwpmIPsecTunnelAdd0Dart>('FwpmIPsecTunnelAdd0');
// engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE
// flags : DWORD -> Uint32
// mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> Pointer<Void>
// tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> Pointer<Void>
// numFilterConditions : DWORD -> Uint32
// filterConditions : FWPM_FILTER_CONDITION0* -> Pointer<Void>
// sd : PSECURITY_DESCRIPTOR optional -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function FwpmIPsecTunnelAdd0(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  flags: DWORD;   // DWORD
  mainModePolicy: Pointer;   // FWPM_PROVIDER_CONTEXT0* optional
  tunnelPolicy: Pointer;   // FWPM_PROVIDER_CONTEXT0*
  numFilterConditions: DWORD;   // DWORD
  filterConditions: Pointer;   // FWPM_FILTER_CONDITION0*
  sd: THandle   // PSECURITY_DESCRIPTOR optional
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'FwpmIPsecTunnelAdd0';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "FwpmIPsecTunnelAdd0"
  c_FwpmIPsecTunnelAdd0 :: FWPM_ENGINE_HANDLE -> Word32 -> Ptr () -> Ptr () -> Word32 -> Ptr () -> Ptr () -> IO Word32
-- engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE
-- flags : DWORD -> Word32
-- mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> Ptr ()
-- tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> Ptr ()
-- numFilterConditions : DWORD -> Word32
-- filterConditions : FWPM_FILTER_CONDITION0* -> Ptr ()
-- sd : PSECURITY_DESCRIPTOR optional -> Ptr ()
-- 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 fwpmipsectunneladd0 =
  foreign "FwpmIPsecTunnelAdd0"
    (FWPM_ENGINE_HANDLE @-> uint32_t @-> (ptr void) @-> (ptr void) @-> uint32_t @-> (ptr void) @-> (ptr void) @-> returning uint32_t)
(* engineHandle : FWPM_ENGINE_HANDLE -> FWPM_ENGINE_HANDLE *)
(* flags : DWORD -> uint32_t *)
(* mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> (ptr void) *)
(* tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> (ptr void) *)
(* numFilterConditions : DWORD -> uint32_t *)
(* filterConditions : FWPM_FILTER_CONDITION0* -> (ptr void) *)
(* sd : PSECURITY_DESCRIPTOR optional -> (ptr void) *)
(* 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 ("FwpmIPsecTunnelAdd0" fwpm-ipsec-tunnel-add0 :convention :stdcall) :uint32
  (engine-handle (:struct fwpm-engine-handle))   ; FWPM_ENGINE_HANDLE
  (flags :uint32)   ; DWORD
  (main-mode-policy :pointer)   ; FWPM_PROVIDER_CONTEXT0* optional
  (tunnel-policy :pointer)   ; FWPM_PROVIDER_CONTEXT0*
  (num-filter-conditions :uint32)   ; DWORD
  (filter-conditions :pointer)   ; FWPM_FILTER_CONDITION0*
  (sd :pointer))   ; PSECURITY_DESCRIPTOR optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $FwpmIPsecTunnelAdd0 = Win32::API::More->new('fwpuclnt',
    'DWORD FwpmIPsecTunnelAdd0(LPVOID engineHandle, DWORD flags, LPVOID mainModePolicy, LPVOID tunnelPolicy, DWORD numFilterConditions, LPVOID filterConditions, HANDLE sd)');
# my $ret = $FwpmIPsecTunnelAdd0->Call($engineHandle, $flags, $mainModePolicy, $tunnelPolicy, $numFilterConditions, $filterConditions, $sd);
# engineHandle : FWPM_ENGINE_HANDLE -> LPVOID
# flags : DWORD -> DWORD
# mainModePolicy : FWPM_PROVIDER_CONTEXT0* optional -> LPVOID
# tunnelPolicy : FWPM_PROVIDER_CONTEXT0* -> LPVOID
# numFilterConditions : DWORD -> DWORD
# filterConditions : FWPM_FILTER_CONDITION0* -> LPVOID
# sd : PSECURITY_DESCRIPTOR optional -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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