IPsecDospGetStatistics0

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

DWORD IPsecDospGetStatistics0(
    FWPM_ENGINE_HANDLE engineHandle,
    IPSEC_DOSP_STATISTICS0* idpStatistics
);

<DllImport("fwpuclnt.dll", ExactSpelling:=True)>
Public Shared Function IPsecDospGetStatistics0(
    engineHandle As FWPM_ENGINE_HANDLE,   ' FWPM_ENGINE_HANDLE
    idpStatistics As IntPtr   ' IPSEC_DOSP_STATISTICS0* out
) As UInteger
End Function

' engineHandle : FWPM_ENGINE_HANDLE
' idpStatistics : IPSEC_DOSP_STATISTICS0* out
Declare PtrSafe Function IPsecDospGetStatistics0 Lib "fwpuclnt" ( _
    ByVal engineHandle As LongPtr, _
    ByVal idpStatistics 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

IPsecDospGetStatistics0 = ctypes.windll.fwpuclnt.IPsecDospGetStatistics0
IPsecDospGetStatistics0.restype = wintypes.DWORD
IPsecDospGetStatistics0.argtypes = [
    FWPM_ENGINE_HANDLE,  # engineHandle : FWPM_ENGINE_HANDLE
    ctypes.c_void_p,  # idpStatistics : IPSEC_DOSP_STATISTICS0* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('fwpuclnt.dll')
IPsecDospGetStatistics0 = Fiddle::Function.new(
  lib['IPsecDospGetStatistics0'],
  [
    Fiddle::TYPE_VOIDP,  # engineHandle : FWPM_ENGINE_HANDLE
    Fiddle::TYPE_VOIDP,  # idpStatistics : IPSEC_DOSP_STATISTICS0* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "fwpuclnt")]
extern "system" {
    fn IPsecDospGetStatistics0(
        engineHandle: FWPM_ENGINE_HANDLE,  // FWPM_ENGINE_HANDLE
        idpStatistics: *mut IPSEC_DOSP_STATISTICS0  // IPSEC_DOSP_STATISTICS0* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("fwpuclnt.dll")]
public static extern uint IPsecDospGetStatistics0(FWPM_ENGINE_HANDLE engineHandle, IntPtr idpStatistics);
"@
$api = Add-Type -MemberDefinition $sig -Name 'fwpuclnt_IPsecDospGetStatistics0' -Namespace Win32 -PassThru
# $api::IPsecDospGetStatistics0(engineHandle, idpStatistics)

#uselib "fwpuclnt.dll"
#func global IPsecDospGetStatistics0 "IPsecDospGetStatistics0" sptr, sptr
; IPsecDospGetStatistics0 engineHandle, varptr(idpStatistics)   ; 戻り値は stat
; engineHandle : FWPM_ENGINE_HANDLE -> "sptr"
; idpStatistics : IPSEC_DOSP_STATISTICS0* 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 IPsecDospGetStatistics0 "IPsecDospGetStatistics0" int, var
; res = IPsecDospGetStatistics0(engineHandle, idpStatistics)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; idpStatistics : IPSEC_DOSP_STATISTICS0* 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 IPsecDospGetStatistics0(FWPM_ENGINE_HANDLE engineHandle, IPSEC_DOSP_STATISTICS0* idpStatistics)
#uselib "fwpuclnt.dll"
#cfunc global IPsecDospGetStatistics0 "IPsecDospGetStatistics0" int, var
; res = IPsecDospGetStatistics0(engineHandle, idpStatistics)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; idpStatistics : IPSEC_DOSP_STATISTICS0* 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")
	procIPsecDospGetStatistics0 = fwpuclnt.NewProc("IPsecDospGetStatistics0")
)

// engineHandle (FWPM_ENGINE_HANDLE), idpStatistics (IPSEC_DOSP_STATISTICS0* out)
r1, _, err := procIPsecDospGetStatistics0.Call(
	uintptr(engineHandle),
	uintptr(idpStatistics),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function IPsecDospGetStatistics0(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  idpStatistics: Pointer   // IPSEC_DOSP_STATISTICS0* out
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'IPsecDospGetStatistics0';

result := DllCall("fwpuclnt\IPsecDospGetStatistics0"
    , "Ptr", engineHandle   ; FWPM_ENGINE_HANDLE
    , "Ptr", idpStatistics   ; IPSEC_DOSP_STATISTICS0* out
    , "UInt")   ; return: DWORD

●IPsecDospGetStatistics0(engineHandle, idpStatistics) = DLL("fwpuclnt.dll", "dword IPsecDospGetStatistics0(void*, void*)")
# 呼び出し: IPsecDospGetStatistics0(engineHandle, idpStatistics)
# engineHandle : FWPM_ENGINE_HANDLE -> "void*"
# idpStatistics : IPSEC_DOSP_STATISTICS0* 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)。