FwpmTransactionBegin0

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

DWORD FwpmTransactionBegin0(
    FWPM_ENGINE_HANDLE engineHandle,
    DWORD flags
);

<DllImport("fwpuclnt.dll", ExactSpelling:=True)>
Public Shared Function FwpmTransactionBegin0(
    engineHandle As FWPM_ENGINE_HANDLE,   ' FWPM_ENGINE_HANDLE
    flags As UInteger   ' DWORD
) As UInteger
End Function

' engineHandle : FWPM_ENGINE_HANDLE
' flags : DWORD
Declare PtrSafe Function FwpmTransactionBegin0 Lib "fwpuclnt" ( _
    ByVal engineHandle As LongPtr, _
    ByVal flags 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

FwpmTransactionBegin0 = ctypes.windll.fwpuclnt.FwpmTransactionBegin0
FwpmTransactionBegin0.restype = wintypes.DWORD
FwpmTransactionBegin0.argtypes = [
    FWPM_ENGINE_HANDLE,  # engineHandle : FWPM_ENGINE_HANDLE
    wintypes.DWORD,  # flags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('fwpuclnt.dll')
FwpmTransactionBegin0 = Fiddle::Function.new(
  lib['FwpmTransactionBegin0'],
  [
    Fiddle::TYPE_VOIDP,  # engineHandle : FWPM_ENGINE_HANDLE
    -Fiddle::TYPE_INT,  # flags : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "fwpuclnt")]
extern "system" {
    fn FwpmTransactionBegin0(
        engineHandle: FWPM_ENGINE_HANDLE,  // FWPM_ENGINE_HANDLE
        flags: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("fwpuclnt.dll")]
public static extern uint FwpmTransactionBegin0(FWPM_ENGINE_HANDLE engineHandle, uint flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'fwpuclnt_FwpmTransactionBegin0' -Namespace Win32 -PassThru
# $api::FwpmTransactionBegin0(engineHandle, flags)

#uselib "fwpuclnt.dll"
#func global FwpmTransactionBegin0 "FwpmTransactionBegin0" sptr, sptr
; FwpmTransactionBegin0 engineHandle, flags   ; 戻り値は stat
; engineHandle : FWPM_ENGINE_HANDLE -> "sptr"
; flags : DWORD -> "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 FwpmTransactionBegin0 "FwpmTransactionBegin0" int, int
; res = FwpmTransactionBegin0(engineHandle, flags)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; flags : DWORD -> "int"
; ※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。

; DWORD FwpmTransactionBegin0(FWPM_ENGINE_HANDLE engineHandle, DWORD flags)
#uselib "fwpuclnt.dll"
#cfunc global FwpmTransactionBegin0 "FwpmTransactionBegin0" int, int
; res = FwpmTransactionBegin0(engineHandle, flags)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; flags : DWORD -> "int"
; ※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。

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

var (
	fwpuclnt = windows.NewLazySystemDLL("fwpuclnt.dll")
	procFwpmTransactionBegin0 = fwpuclnt.NewProc("FwpmTransactionBegin0")
)

// engineHandle (FWPM_ENGINE_HANDLE), flags (DWORD)
r1, _, err := procFwpmTransactionBegin0.Call(
	uintptr(engineHandle),
	uintptr(flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function FwpmTransactionBegin0(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  flags: DWORD   // DWORD
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'FwpmTransactionBegin0';

result := DllCall("fwpuclnt\FwpmTransactionBegin0"
    , "Ptr", engineHandle   ; FWPM_ENGINE_HANDLE
    , "UInt", flags   ; DWORD
    , "UInt")   ; return: DWORD

●FwpmTransactionBegin0(engineHandle, flags) = DLL("fwpuclnt.dll", "dword FwpmTransactionBegin0(void*, dword)")
# 呼び出し: FwpmTransactionBegin0(engineHandle, flags)
# engineHandle : FWPM_ENGINE_HANDLE -> "void*"
# flags : 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)。