GetIScsiIKEInfoA

// ISCSIDSC.dll  (ANSI / -A)
#include <windows.h>

DWORD GetIScsiIKEInfoA(
    LPSTR InitiatorName,   // optional
    DWORD InitiatorPortNumber,
    DWORD* Reserved,
    IKE_AUTHENTICATION_INFORMATION* AuthInfo
);

<DllImport("ISCSIDSC.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function GetIScsiIKEInfoA(
    <MarshalAs(UnmanagedType.LPStr)> InitiatorName As String,   ' LPSTR optional
    InitiatorPortNumber As UInteger,   ' DWORD
    ByRef Reserved As UInteger,   ' DWORD* in/out
    AuthInfo As IntPtr   ' IKE_AUTHENTICATION_INFORMATION* in/out
) As UInteger
End Function

' InitiatorName : LPSTR optional
' InitiatorPortNumber : DWORD
' Reserved : DWORD* in/out
' AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out
Declare PtrSafe Function GetIScsiIKEInfoA Lib "iscsidsc" ( _
    ByVal InitiatorName As String, _
    ByVal InitiatorPortNumber As Long, _
    ByRef Reserved As Long, _
    ByVal AuthInfo 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

GetIScsiIKEInfoA = ctypes.windll.iscsidsc.GetIScsiIKEInfoA
GetIScsiIKEInfoA.restype = wintypes.DWORD
GetIScsiIKEInfoA.argtypes = [
    wintypes.LPCSTR,  # InitiatorName : LPSTR optional
    wintypes.DWORD,  # InitiatorPortNumber : DWORD
    ctypes.POINTER(wintypes.DWORD),  # Reserved : DWORD* in/out
    ctypes.c_void_p,  # AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ISCSIDSC.dll')
GetIScsiIKEInfoA = Fiddle::Function.new(
  lib['GetIScsiIKEInfoA'],
  [
    Fiddle::TYPE_VOIDP,  # InitiatorName : LPSTR optional
    -Fiddle::TYPE_INT,  # InitiatorPortNumber : DWORD
    Fiddle::TYPE_VOIDP,  # Reserved : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "iscsidsc")]
extern "system" {
    fn GetIScsiIKEInfoA(
        InitiatorName: *mut u8,  // LPSTR optional
        InitiatorPortNumber: u32,  // DWORD
        Reserved: *mut u32,  // DWORD* in/out
        AuthInfo: *mut IKE_AUTHENTICATION_INFORMATION  // IKE_AUTHENTICATION_INFORMATION* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ISCSIDSC.dll", CharSet = CharSet.Ansi)]
public static extern uint GetIScsiIKEInfoA([MarshalAs(UnmanagedType.LPStr)] string InitiatorName, uint InitiatorPortNumber, ref uint Reserved, IntPtr AuthInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ISCSIDSC_GetIScsiIKEInfoA' -Namespace Win32 -PassThru
# $api::GetIScsiIKEInfoA(InitiatorName, InitiatorPortNumber, Reserved, AuthInfo)

#uselib "ISCSIDSC.dll"
#func global GetIScsiIKEInfoA "GetIScsiIKEInfoA" sptr, sptr, sptr, sptr
; GetIScsiIKEInfoA InitiatorName, InitiatorPortNumber, varptr(Reserved), varptr(AuthInfo)   ; 戻り値は stat
; InitiatorName : LPSTR optional -> "sptr"
; InitiatorPortNumber : DWORD -> "sptr"
; Reserved : DWORD* in/out -> "sptr"
; AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> "sptr"
; ※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。

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

var (
	iscsidsc = windows.NewLazySystemDLL("ISCSIDSC.dll")
	procGetIScsiIKEInfoA = iscsidsc.NewProc("GetIScsiIKEInfoA")
)

// InitiatorName (LPSTR optional), InitiatorPortNumber (DWORD), Reserved (DWORD* in/out), AuthInfo (IKE_AUTHENTICATION_INFORMATION* in/out)
r1, _, err := procGetIScsiIKEInfoA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(InitiatorName))),
	uintptr(InitiatorPortNumber),
	uintptr(Reserved),
	uintptr(AuthInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function GetIScsiIKEInfoA(
  InitiatorName: PAnsiChar;   // LPSTR optional
  InitiatorPortNumber: DWORD;   // DWORD
  Reserved: Pointer;   // DWORD* in/out
  AuthInfo: Pointer   // IKE_AUTHENTICATION_INFORMATION* in/out
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'GetIScsiIKEInfoA';

result := DllCall("ISCSIDSC\GetIScsiIKEInfoA"
    , "AStr", InitiatorName   ; LPSTR optional
    , "UInt", InitiatorPortNumber   ; DWORD
    , "Ptr", Reserved   ; DWORD* in/out
    , "Ptr", AuthInfo   ; IKE_AUTHENTICATION_INFORMATION* in/out
    , "UInt")   ; return: DWORD

●GetIScsiIKEInfoA(InitiatorName, InitiatorPortNumber, Reserved, AuthInfo) = DLL("ISCSIDSC.dll", "dword GetIScsiIKEInfoA(char*, dword, void*, void*)")
# 呼び出し: GetIScsiIKEInfoA(InitiatorName, InitiatorPortNumber, Reserved, AuthInfo)
# InitiatorName : LPSTR optional -> "char*"
# InitiatorPortNumber : DWORD -> "dword"
# Reserved : DWORD* in/out -> "void*"
# AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/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)。

const std = @import("std");

extern "iscsidsc" fn GetIScsiIKEInfoA(
    InitiatorName: [*c]const u8, // LPSTR optional
    InitiatorPortNumber: u32, // DWORD
    Reserved: [*c]u32, // DWORD* in/out
    AuthInfo: [*c]IKE_AUTHENTICATION_INFORMATION // IKE_AUTHENTICATION_INFORMATION* in/out
) callconv(std.os.windows.WINAPI) u32;

proc GetIScsiIKEInfoA(
    InitiatorName: cstring,  # LPSTR optional
    InitiatorPortNumber: uint32,  # DWORD
    Reserved: ptr uint32,  # DWORD* in/out
    AuthInfo: ptr IKE_AUTHENTICATION_INFORMATION  # IKE_AUTHENTICATION_INFORMATION* in/out
): uint32 {.importc: "GetIScsiIKEInfoA", stdcall, dynlib: "ISCSIDSC.dll".}

pragma(lib, "iscsidsc");
extern(Windows)
uint GetIScsiIKEInfoA(
    const(char)* InitiatorName,   // LPSTR optional
    uint InitiatorPortNumber,   // DWORD
    uint* Reserved,   // DWORD* in/out
    IKE_AUTHENTICATION_INFORMATION* AuthInfo   // IKE_AUTHENTICATION_INFORMATION* in/out
);

ccall((:GetIScsiIKEInfoA, "ISCSIDSC.dll"), stdcall, UInt32,
      (Cstring, UInt32, Ptr{UInt32}, Ptr{IKE_AUTHENTICATION_INFORMATION}),
      InitiatorName, InitiatorPortNumber, Reserved, AuthInfo)
# InitiatorName : LPSTR optional -> Cstring
# InitiatorPortNumber : DWORD -> UInt32
# Reserved : DWORD* in/out -> Ptr{UInt32}
# AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> Ptr{IKE_AUTHENTICATION_INFORMATION}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t GetIScsiIKEInfoA(
    const char* InitiatorName,
    uint32_t InitiatorPortNumber,
    uint32_t* Reserved,
    void* AuthInfo);
]]
local iscsidsc = ffi.load("iscsidsc")
-- iscsidsc.GetIScsiIKEInfoA(InitiatorName, InitiatorPortNumber, Reserved, AuthInfo)
-- InitiatorName : LPSTR optional
-- InitiatorPortNumber : DWORD
-- Reserved : DWORD* in/out
-- AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out
-- 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('ISCSIDSC.dll');
const GetIScsiIKEInfoA = lib.func('__stdcall', 'GetIScsiIKEInfoA', 'uint32_t', ['str', 'uint32_t', 'uint32_t *', 'void *']);
// GetIScsiIKEInfoA(InitiatorName, InitiatorPortNumber, Reserved, AuthInfo)
// InitiatorName : LPSTR optional -> 'str'
// InitiatorPortNumber : DWORD -> 'uint32_t'
// Reserved : DWORD* in/out -> 'uint32_t *'
// AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> '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("ISCSIDSC.dll", {
  GetIScsiIKEInfoA: { parameters: ["buffer", "u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.GetIScsiIKEInfoA(InitiatorName, InitiatorPortNumber, Reserved, AuthInfo)
// InitiatorName : LPSTR optional -> "buffer"
// InitiatorPortNumber : DWORD -> "u32"
// Reserved : DWORD* in/out -> "pointer"
// AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> "pointer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t GetIScsiIKEInfoA(
    const char* InitiatorName,
    uint32_t InitiatorPortNumber,
    uint32_t* Reserved,
    void* AuthInfo);
C, "ISCSIDSC.dll");
// $ffi->GetIScsiIKEInfoA(InitiatorName, InitiatorPortNumber, Reserved, AuthInfo);
// InitiatorName : LPSTR optional
// InitiatorPortNumber : DWORD
// Reserved : DWORD* in/out
// AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out
// 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 Iscsidsc extends StdCallLibrary {
    Iscsidsc INSTANCE = Native.load("iscsidsc", Iscsidsc.class, W32APIOptions.ASCII_OPTIONS);
    int GetIScsiIKEInfoA(
        String InitiatorName,   // LPSTR optional
        int InitiatorPortNumber,   // DWORD
        IntByReference Reserved,   // DWORD* in/out
        Pointer AuthInfo   // IKE_AUTHENTICATION_INFORMATION* in/out
    );
}

@[Link("iscsidsc")]
lib LibISCSIDSC
  fun GetIScsiIKEInfoA = GetIScsiIKEInfoA(
    InitiatorName : UInt8*,   # LPSTR optional
    InitiatorPortNumber : UInt32,   # DWORD
    Reserved : UInt32*,   # DWORD* in/out
    AuthInfo : IKE_AUTHENTICATION_INFORMATION*   # IKE_AUTHENTICATION_INFORMATION* in/out
  ) : 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 GetIScsiIKEInfoANative = Uint32 Function(Pointer<Utf8>, Uint32, Pointer<Uint32>, Pointer<Void>);
typedef GetIScsiIKEInfoADart = int Function(Pointer<Utf8>, int, Pointer<Uint32>, Pointer<Void>);
final GetIScsiIKEInfoA = DynamicLibrary.open('ISCSIDSC.dll')
    .lookupFunction<GetIScsiIKEInfoANative, GetIScsiIKEInfoADart>('GetIScsiIKEInfoA');
// InitiatorName : LPSTR optional -> Pointer<Utf8>
// InitiatorPortNumber : DWORD -> Uint32
// Reserved : DWORD* in/out -> Pointer<Uint32>
// AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GetIScsiIKEInfoA(
  InitiatorName: PAnsiChar;   // LPSTR optional
  InitiatorPortNumber: DWORD;   // DWORD
  Reserved: Pointer;   // DWORD* in/out
  AuthInfo: Pointer   // IKE_AUTHENTICATION_INFORMATION* in/out
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'GetIScsiIKEInfoA';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GetIScsiIKEInfoA"
  c_GetIScsiIKEInfoA :: CString -> Word32 -> Ptr Word32 -> Ptr () -> IO Word32
-- InitiatorName : LPSTR optional -> CString
-- InitiatorPortNumber : DWORD -> Word32
-- Reserved : DWORD* in/out -> Ptr Word32
-- AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> 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。

open Ctypes
open Foreign

let getiscsiikeinfoa =
  foreign "GetIScsiIKEInfoA"
    (string @-> uint32_t @-> (ptr uint32_t) @-> (ptr void) @-> returning uint32_t)
(* InitiatorName : LPSTR optional -> string *)
(* InitiatorPortNumber : DWORD -> uint32_t *)
(* Reserved : DWORD* in/out -> (ptr uint32_t) *)
(* AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> (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 iscsidsc (t "ISCSIDSC.dll"))
(cffi:use-foreign-library iscsidsc)

(cffi:defcfun ("GetIScsiIKEInfoA" get-iscsi-ikeinfo-a :convention :stdcall) :uint32
  (initiator-name :string)   ; LPSTR optional
  (initiator-port-number :uint32)   ; DWORD
  (reserved :pointer)   ; DWORD* in/out
  (auth-info :pointer))   ; IKE_AUTHENTICATION_INFORMATION* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GetIScsiIKEInfoA = Win32::API::More->new('ISCSIDSC',
    'DWORD GetIScsiIKEInfoA(LPCSTR InitiatorName, DWORD InitiatorPortNumber, LPVOID Reserved, LPVOID AuthInfo)');
# my $ret = $GetIScsiIKEInfoA->Call($InitiatorName, $InitiatorPortNumber, $Reserved, $AuthInfo);
# InitiatorName : LPSTR optional -> LPCSTR
# InitiatorPortNumber : DWORD -> DWORD
# Reserved : DWORD* in/out -> LPVOID
# AuthInfo : IKE_AUTHENTICATION_INFORMATION* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。