IPsecSaCreateEnumHandle0

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

DWORD IPsecSaCreateEnumHandle0(
    FWPM_ENGINE_HANDLE engineHandle,
    const IPSEC_SA_ENUM_TEMPLATE0* enumTemplate,   // optional
    IPSEC_SA_ENUM_HANDLE* enumHandle
);

<DllImport("fwpuclnt.dll", ExactSpelling:=True)>
Public Shared Function IPsecSaCreateEnumHandle0(
    engineHandle As FWPM_ENGINE_HANDLE,   ' FWPM_ENGINE_HANDLE
    enumTemplate As IntPtr,   ' IPSEC_SA_ENUM_TEMPLATE0* optional
    enumHandle As IntPtr   ' IPSEC_SA_ENUM_HANDLE* out
) As UInteger
End Function

' engineHandle : FWPM_ENGINE_HANDLE
' enumTemplate : IPSEC_SA_ENUM_TEMPLATE0* optional
' enumHandle : IPSEC_SA_ENUM_HANDLE* out
Declare PtrSafe Function IPsecSaCreateEnumHandle0 Lib "fwpuclnt" ( _
    ByVal engineHandle As LongPtr, _
    ByVal enumTemplate As LongPtr, _
    ByVal enumHandle 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

IPsecSaCreateEnumHandle0 = ctypes.windll.fwpuclnt.IPsecSaCreateEnumHandle0
IPsecSaCreateEnumHandle0.restype = wintypes.DWORD
IPsecSaCreateEnumHandle0.argtypes = [
    FWPM_ENGINE_HANDLE,  # engineHandle : FWPM_ENGINE_HANDLE
    ctypes.c_void_p,  # enumTemplate : IPSEC_SA_ENUM_TEMPLATE0* optional
    ctypes.c_void_p,  # enumHandle : IPSEC_SA_ENUM_HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('fwpuclnt.dll')
IPsecSaCreateEnumHandle0 = Fiddle::Function.new(
  lib['IPsecSaCreateEnumHandle0'],
  [
    Fiddle::TYPE_VOIDP,  # engineHandle : FWPM_ENGINE_HANDLE
    Fiddle::TYPE_VOIDP,  # enumTemplate : IPSEC_SA_ENUM_TEMPLATE0* optional
    Fiddle::TYPE_VOIDP,  # enumHandle : IPSEC_SA_ENUM_HANDLE* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "fwpuclnt")]
extern "system" {
    fn IPsecSaCreateEnumHandle0(
        engineHandle: FWPM_ENGINE_HANDLE,  // FWPM_ENGINE_HANDLE
        enumTemplate: *const IPSEC_SA_ENUM_TEMPLATE0,  // IPSEC_SA_ENUM_TEMPLATE0* optional
        enumHandle: *mut IPSEC_SA_ENUM_HANDLE  // IPSEC_SA_ENUM_HANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("fwpuclnt.dll")]
public static extern uint IPsecSaCreateEnumHandle0(FWPM_ENGINE_HANDLE engineHandle, IntPtr enumTemplate, IntPtr enumHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'fwpuclnt_IPsecSaCreateEnumHandle0' -Namespace Win32 -PassThru
# $api::IPsecSaCreateEnumHandle0(engineHandle, enumTemplate, enumHandle)

#uselib "fwpuclnt.dll"
#func global IPsecSaCreateEnumHandle0 "IPsecSaCreateEnumHandle0" sptr, sptr, sptr
; IPsecSaCreateEnumHandle0 engineHandle, varptr(enumTemplate), varptr(enumHandle)   ; 戻り値は stat
; engineHandle : FWPM_ENGINE_HANDLE -> "sptr"
; enumTemplate : IPSEC_SA_ENUM_TEMPLATE0* optional -> "sptr"
; enumHandle : IPSEC_SA_ENUM_HANDLE* 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。

#uselib "fwpuclnt.dll"
#cfunc global IPsecSaCreateEnumHandle0 "IPsecSaCreateEnumHandle0" int, var, var
; res = IPsecSaCreateEnumHandle0(engineHandle, enumTemplate, enumHandle)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; enumTemplate : IPSEC_SA_ENUM_TEMPLATE0* optional -> "var"
; enumHandle : IPSEC_SA_ENUM_HANDLE* out -> "var"
; ※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。

; DWORD IPsecSaCreateEnumHandle0(FWPM_ENGINE_HANDLE engineHandle, IPSEC_SA_ENUM_TEMPLATE0* enumTemplate, IPSEC_SA_ENUM_HANDLE* enumHandle)
#uselib "fwpuclnt.dll"
#cfunc global IPsecSaCreateEnumHandle0 "IPsecSaCreateEnumHandle0" int, var, var
; res = IPsecSaCreateEnumHandle0(engineHandle, enumTemplate, enumHandle)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; enumTemplate : IPSEC_SA_ENUM_TEMPLATE0* optional -> "var"
; enumHandle : IPSEC_SA_ENUM_HANDLE* out -> "var"
; ※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")
	procIPsecSaCreateEnumHandle0 = fwpuclnt.NewProc("IPsecSaCreateEnumHandle0")
)

// engineHandle (FWPM_ENGINE_HANDLE), enumTemplate (IPSEC_SA_ENUM_TEMPLATE0* optional), enumHandle (IPSEC_SA_ENUM_HANDLE* out)
r1, _, err := procIPsecSaCreateEnumHandle0.Call(
	uintptr(engineHandle),
	uintptr(enumTemplate),
	uintptr(enumHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function IPsecSaCreateEnumHandle0(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  enumTemplate: Pointer;   // IPSEC_SA_ENUM_TEMPLATE0* optional
  enumHandle: Pointer   // IPSEC_SA_ENUM_HANDLE* out
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'IPsecSaCreateEnumHandle0';

result := DllCall("fwpuclnt\IPsecSaCreateEnumHandle0"
    , "Ptr", engineHandle   ; FWPM_ENGINE_HANDLE
    , "Ptr", enumTemplate   ; IPSEC_SA_ENUM_TEMPLATE0* optional
    , "Ptr", enumHandle   ; IPSEC_SA_ENUM_HANDLE* out
    , "UInt")   ; return: DWORD

●IPsecSaCreateEnumHandle0(engineHandle, enumTemplate, enumHandle) = DLL("fwpuclnt.dll", "dword IPsecSaCreateEnumHandle0(void*, void*, void*)")
# 呼び出し: IPsecSaCreateEnumHandle0(engineHandle, enumTemplate, enumHandle)
# engineHandle : FWPM_ENGINE_HANDLE -> "void*"
# enumTemplate : IPSEC_SA_ENUM_TEMPLATE0* optional -> "void*"
# enumHandle : IPSEC_SA_ENUM_HANDLE* 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)。