IkeextSaGetById1

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

DWORD IkeextSaGetById1(
    FWPM_ENGINE_HANDLE engineHandle,
    ULONGLONG id,
    GUID* saLookupContext,   // optional
    IKEEXT_SA_DETAILS1** sa
);

<DllImport("fwpuclnt.dll", ExactSpelling:=True)>
Public Shared Function IkeextSaGetById1(
    engineHandle As FWPM_ENGINE_HANDLE,   ' FWPM_ENGINE_HANDLE
    id As ULong,   ' ULONGLONG
    saLookupContext As IntPtr,   ' GUID* optional
    sa As IntPtr   ' IKEEXT_SA_DETAILS1** out
) As UInteger
End Function

' engineHandle : FWPM_ENGINE_HANDLE
' id : ULONGLONG
' saLookupContext : GUID* optional
' sa : IKEEXT_SA_DETAILS1** out
Declare PtrSafe Function IkeextSaGetById1 Lib "fwpuclnt" ( _
    ByVal engineHandle As LongPtr, _
    ByVal id As LongLong, _
    ByVal saLookupContext As LongPtr, _
    ByVal sa 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

IkeextSaGetById1 = ctypes.windll.fwpuclnt.IkeextSaGetById1
IkeextSaGetById1.restype = wintypes.DWORD
IkeextSaGetById1.argtypes = [
    FWPM_ENGINE_HANDLE,  # engineHandle : FWPM_ENGINE_HANDLE
    ctypes.c_ulonglong,  # id : ULONGLONG
    ctypes.c_void_p,  # saLookupContext : GUID* optional
    ctypes.c_void_p,  # sa : IKEEXT_SA_DETAILS1** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('fwpuclnt.dll')
IkeextSaGetById1 = Fiddle::Function.new(
  lib['IkeextSaGetById1'],
  [
    Fiddle::TYPE_VOIDP,  # engineHandle : FWPM_ENGINE_HANDLE
    -Fiddle::TYPE_LONG_LONG,  # id : ULONGLONG
    Fiddle::TYPE_VOIDP,  # saLookupContext : GUID* optional
    Fiddle::TYPE_VOIDP,  # sa : IKEEXT_SA_DETAILS1** out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "fwpuclnt")]
extern "system" {
    fn IkeextSaGetById1(
        engineHandle: FWPM_ENGINE_HANDLE,  // FWPM_ENGINE_HANDLE
        id: u64,  // ULONGLONG
        saLookupContext: *mut GUID,  // GUID* optional
        sa: *mut *mut IKEEXT_SA_DETAILS1  // IKEEXT_SA_DETAILS1** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("fwpuclnt.dll")]
public static extern uint IkeextSaGetById1(FWPM_ENGINE_HANDLE engineHandle, ulong id, IntPtr saLookupContext, IntPtr sa);
"@
$api = Add-Type -MemberDefinition $sig -Name 'fwpuclnt_IkeextSaGetById1' -Namespace Win32 -PassThru
# $api::IkeextSaGetById1(engineHandle, id, saLookupContext, sa)

#uselib "fwpuclnt.dll"
#func global IkeextSaGetById1 "IkeextSaGetById1" sptr, sptr, sptr, sptr
; IkeextSaGetById1 engineHandle, id, varptr(saLookupContext), varptr(sa)   ; 戻り値は stat
; engineHandle : FWPM_ENGINE_HANDLE -> "sptr"
; id : ULONGLONG -> "sptr"
; saLookupContext : GUID* optional -> "sptr"
; sa : IKEEXT_SA_DETAILS1** 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 int64 引数(64bit値渡し)に非対応です。
; ※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 IkeextSaGetById1 "IkeextSaGetById1" int, int64, var, var
; res = IkeextSaGetById1(engineHandle, id, saLookupContext, sa)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; id : ULONGLONG -> "int64"
; saLookupContext : GUID* optional -> "var"
; sa : IKEEXT_SA_DETAILS1** 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。
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; DWORD IkeextSaGetById1(FWPM_ENGINE_HANDLE engineHandle, ULONGLONG id, GUID* saLookupContext, IKEEXT_SA_DETAILS1** sa)
#uselib "fwpuclnt.dll"
#cfunc global IkeextSaGetById1 "IkeextSaGetById1" int, int64, var, var
; res = IkeextSaGetById1(engineHandle, id, saLookupContext, sa)
; engineHandle : FWPM_ENGINE_HANDLE -> "int"
; id : ULONGLONG -> "int64"
; saLookupContext : GUID* optional -> "var"
; sa : IKEEXT_SA_DETAILS1** 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")
	procIkeextSaGetById1 = fwpuclnt.NewProc("IkeextSaGetById1")
)

// engineHandle (FWPM_ENGINE_HANDLE), id (ULONGLONG), saLookupContext (GUID* optional), sa (IKEEXT_SA_DETAILS1** out)
r1, _, err := procIkeextSaGetById1.Call(
	uintptr(engineHandle),
	uintptr(id),
	uintptr(saLookupContext),
	uintptr(sa),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function IkeextSaGetById1(
  engineHandle: FWPM_ENGINE_HANDLE;   // FWPM_ENGINE_HANDLE
  id: UInt64;   // ULONGLONG
  saLookupContext: PGUID;   // GUID* optional
  sa: Pointer   // IKEEXT_SA_DETAILS1** out
): DWORD; stdcall;
  external 'fwpuclnt.dll' name 'IkeextSaGetById1';

result := DllCall("fwpuclnt\IkeextSaGetById1"
    , "Ptr", engineHandle   ; FWPM_ENGINE_HANDLE
    , "Int64", id   ; ULONGLONG
    , "Ptr", saLookupContext   ; GUID* optional
    , "Ptr", sa   ; IKEEXT_SA_DETAILS1** out
    , "UInt")   ; return: DWORD

●IkeextSaGetById1(engineHandle, id, saLookupContext, sa) = DLL("fwpuclnt.dll", "dword IkeextSaGetById1(void*, qword, void*, void*)")
# 呼び出し: IkeextSaGetById1(engineHandle, id, saLookupContext, sa)
# engineHandle : FWPM_ENGINE_HANDLE -> "void*"
# id : ULONGLONG -> "qword"
# saLookupContext : GUID* optional -> "void*"
# sa : IKEEXT_SA_DETAILS1** 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)。