AddIScsiConnectionW

// ISCSIDSC.dll  (Unicode / -W)
#include <windows.h>

DWORD AddIScsiConnectionW(
    ISCSI_UNIQUE_SESSION_ID* UniqueSessionId,
    void* Reserved,
    DWORD InitiatorPortNumber,
    ISCSI_TARGET_PORTALW* TargetPortal,
    ULONGLONG SecurityFlags,
    ISCSI_LOGIN_OPTIONS* LoginOptions,
    DWORD KeySize,
    LPSTR Key,   // optional
    ISCSI_UNIQUE_SESSION_ID* ConnectionId
);

<DllImport("ISCSIDSC.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function AddIScsiConnectionW(
    UniqueSessionId As IntPtr,   ' ISCSI_UNIQUE_SESSION_ID* in/out
    Reserved As IntPtr,   ' void* in/out
    InitiatorPortNumber As UInteger,   ' DWORD
    TargetPortal As IntPtr,   ' ISCSI_TARGET_PORTALW* in/out
    SecurityFlags As ULong,   ' ULONGLONG
    LoginOptions As IntPtr,   ' ISCSI_LOGIN_OPTIONS* in/out
    KeySize As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPStr)> Key As String,   ' LPSTR optional
    ConnectionId As IntPtr   ' ISCSI_UNIQUE_SESSION_ID* in/out
) As UInteger
End Function

' UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out
' Reserved : void* in/out
' InitiatorPortNumber : DWORD
' TargetPortal : ISCSI_TARGET_PORTALW* in/out
' SecurityFlags : ULONGLONG
' LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
' KeySize : DWORD
' Key : LPSTR optional
' ConnectionId : ISCSI_UNIQUE_SESSION_ID* in/out
Declare PtrSafe Function AddIScsiConnectionW Lib "iscsidsc" ( _
    ByVal UniqueSessionId As LongPtr, _
    ByVal Reserved As LongPtr, _
    ByVal InitiatorPortNumber As Long, _
    ByVal TargetPortal As LongPtr, _
    ByVal SecurityFlags As LongLong, _
    ByVal LoginOptions As LongPtr, _
    ByVal KeySize As Long, _
    ByVal Key As String, _
    ByVal ConnectionId As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

AddIScsiConnectionW = ctypes.windll.iscsidsc.AddIScsiConnectionW
AddIScsiConnectionW.restype = wintypes.DWORD
AddIScsiConnectionW.argtypes = [
    ctypes.c_void_p,  # UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out
    ctypes.POINTER(None),  # Reserved : void* in/out
    wintypes.DWORD,  # InitiatorPortNumber : DWORD
    ctypes.c_void_p,  # TargetPortal : ISCSI_TARGET_PORTALW* in/out
    ctypes.c_ulonglong,  # SecurityFlags : ULONGLONG
    ctypes.c_void_p,  # LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
    wintypes.DWORD,  # KeySize : DWORD
    wintypes.LPCSTR,  # Key : LPSTR optional
    ctypes.c_void_p,  # ConnectionId : ISCSI_UNIQUE_SESSION_ID* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ISCSIDSC.dll')
AddIScsiConnectionW = Fiddle::Function.new(
  lib['AddIScsiConnectionW'],
  [
    Fiddle::TYPE_VOIDP,  # UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out
    Fiddle::TYPE_VOIDP,  # Reserved : void* in/out
    -Fiddle::TYPE_INT,  # InitiatorPortNumber : DWORD
    Fiddle::TYPE_VOIDP,  # TargetPortal : ISCSI_TARGET_PORTALW* in/out
    -Fiddle::TYPE_LONG_LONG,  # SecurityFlags : ULONGLONG
    Fiddle::TYPE_VOIDP,  # LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
    -Fiddle::TYPE_INT,  # KeySize : DWORD
    Fiddle::TYPE_VOIDP,  # Key : LPSTR optional
    Fiddle::TYPE_VOIDP,  # ConnectionId : ISCSI_UNIQUE_SESSION_ID* in/out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "iscsidsc")]
extern "system" {
    fn AddIScsiConnectionW(
        UniqueSessionId: *mut ISCSI_UNIQUE_SESSION_ID,  // ISCSI_UNIQUE_SESSION_ID* in/out
        Reserved: *mut (),  // void* in/out
        InitiatorPortNumber: u32,  // DWORD
        TargetPortal: *mut ISCSI_TARGET_PORTALW,  // ISCSI_TARGET_PORTALW* in/out
        SecurityFlags: u64,  // ULONGLONG
        LoginOptions: *mut ISCSI_LOGIN_OPTIONS,  // ISCSI_LOGIN_OPTIONS* in/out
        KeySize: u32,  // DWORD
        Key: *mut u8,  // LPSTR optional
        ConnectionId: *mut ISCSI_UNIQUE_SESSION_ID  // ISCSI_UNIQUE_SESSION_ID* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ISCSIDSC.dll", CharSet = CharSet.Unicode)]
public static extern uint AddIScsiConnectionW(IntPtr UniqueSessionId, IntPtr Reserved, uint InitiatorPortNumber, IntPtr TargetPortal, ulong SecurityFlags, IntPtr LoginOptions, uint KeySize, [MarshalAs(UnmanagedType.LPStr)] string Key, IntPtr ConnectionId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ISCSIDSC_AddIScsiConnectionW' -Namespace Win32 -PassThru
# $api::AddIScsiConnectionW(UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId)

#uselib "ISCSIDSC.dll"
#func global AddIScsiConnectionW "AddIScsiConnectionW" wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr, wptr
; AddIScsiConnectionW varptr(UniqueSessionId), Reserved, InitiatorPortNumber, varptr(TargetPortal), SecurityFlags, varptr(LoginOptions), KeySize, Key, varptr(ConnectionId)   ; 戻り値は stat
; UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> "wptr"
; Reserved : void* in/out -> "wptr"
; InitiatorPortNumber : DWORD -> "wptr"
; TargetPortal : ISCSI_TARGET_PORTALW* in/out -> "wptr"
; SecurityFlags : ULONGLONG -> "wptr"
; LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "wptr"
; KeySize : DWORD -> "wptr"
; Key : LPSTR optional -> "wptr"
; ConnectionId : ISCSI_UNIQUE_SESSION_ID* in/out -> "wptr"
; ※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。

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

var (
	iscsidsc = windows.NewLazySystemDLL("ISCSIDSC.dll")
	procAddIScsiConnectionW = iscsidsc.NewProc("AddIScsiConnectionW")
)

// UniqueSessionId (ISCSI_UNIQUE_SESSION_ID* in/out), Reserved (void* in/out), InitiatorPortNumber (DWORD), TargetPortal (ISCSI_TARGET_PORTALW* in/out), SecurityFlags (ULONGLONG), LoginOptions (ISCSI_LOGIN_OPTIONS* in/out), KeySize (DWORD), Key (LPSTR optional), ConnectionId (ISCSI_UNIQUE_SESSION_ID* in/out)
r1, _, err := procAddIScsiConnectionW.Call(
	uintptr(UniqueSessionId),
	uintptr(Reserved),
	uintptr(InitiatorPortNumber),
	uintptr(TargetPortal),
	uintptr(SecurityFlags),
	uintptr(LoginOptions),
	uintptr(KeySize),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(Key))),
	uintptr(ConnectionId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function AddIScsiConnectionW(
  UniqueSessionId: Pointer;   // ISCSI_UNIQUE_SESSION_ID* in/out
  Reserved: Pointer;   // void* in/out
  InitiatorPortNumber: DWORD;   // DWORD
  TargetPortal: Pointer;   // ISCSI_TARGET_PORTALW* in/out
  SecurityFlags: UInt64;   // ULONGLONG
  LoginOptions: Pointer;   // ISCSI_LOGIN_OPTIONS* in/out
  KeySize: DWORD;   // DWORD
  Key: PAnsiChar;   // LPSTR optional
  ConnectionId: Pointer   // ISCSI_UNIQUE_SESSION_ID* in/out
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'AddIScsiConnectionW';

result := DllCall("ISCSIDSC\AddIScsiConnectionW"
    , "Ptr", UniqueSessionId   ; ISCSI_UNIQUE_SESSION_ID* in/out
    , "Ptr", Reserved   ; void* in/out
    , "UInt", InitiatorPortNumber   ; DWORD
    , "Ptr", TargetPortal   ; ISCSI_TARGET_PORTALW* in/out
    , "Int64", SecurityFlags   ; ULONGLONG
    , "Ptr", LoginOptions   ; ISCSI_LOGIN_OPTIONS* in/out
    , "UInt", KeySize   ; DWORD
    , "AStr", Key   ; LPSTR optional
    , "Ptr", ConnectionId   ; ISCSI_UNIQUE_SESSION_ID* in/out
    , "UInt")   ; return: DWORD

●AddIScsiConnectionW(UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId) = DLL("ISCSIDSC.dll", "dword AddIScsiConnectionW(void*, void*, dword, void*, qword, void*, dword, char*, void*)")
# 呼び出し: AddIScsiConnectionW(UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId)
# UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> "void*"
# Reserved : void* in/out -> "void*"
# InitiatorPortNumber : DWORD -> "dword"
# TargetPortal : ISCSI_TARGET_PORTALW* in/out -> "void*"
# SecurityFlags : ULONGLONG -> "qword"
# LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "void*"
# KeySize : DWORD -> "dword"
# Key : LPSTR optional -> "char*"
# ConnectionId : ISCSI_UNIQUE_SESSION_ID* 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "iscsidsc" fn AddIScsiConnectionW(
    UniqueSessionId: [*c]ISCSI_UNIQUE_SESSION_ID, // ISCSI_UNIQUE_SESSION_ID* in/out
    Reserved: ?*anyopaque, // void* in/out
    InitiatorPortNumber: u32, // DWORD
    TargetPortal: [*c]ISCSI_TARGET_PORTALW, // ISCSI_TARGET_PORTALW* in/out
    SecurityFlags: u64, // ULONGLONG
    LoginOptions: [*c]ISCSI_LOGIN_OPTIONS, // ISCSI_LOGIN_OPTIONS* in/out
    KeySize: u32, // DWORD
    Key: [*c]const u8, // LPSTR optional
    ConnectionId: [*c]ISCSI_UNIQUE_SESSION_ID // ISCSI_UNIQUE_SESSION_ID* in/out
) callconv(std.os.windows.WINAPI) u32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc AddIScsiConnectionW(
    UniqueSessionId: ptr ISCSI_UNIQUE_SESSION_ID,  # ISCSI_UNIQUE_SESSION_ID* in/out
    Reserved: pointer,  # void* in/out
    InitiatorPortNumber: uint32,  # DWORD
    TargetPortal: ptr ISCSI_TARGET_PORTALW,  # ISCSI_TARGET_PORTALW* in/out
    SecurityFlags: uint64,  # ULONGLONG
    LoginOptions: ptr ISCSI_LOGIN_OPTIONS,  # ISCSI_LOGIN_OPTIONS* in/out
    KeySize: uint32,  # DWORD
    Key: cstring,  # LPSTR optional
    ConnectionId: ptr ISCSI_UNIQUE_SESSION_ID  # ISCSI_UNIQUE_SESSION_ID* in/out
): uint32 {.importc: "AddIScsiConnectionW", stdcall, dynlib: "ISCSIDSC.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "iscsidsc");
extern(Windows)
uint AddIScsiConnectionW(
    ISCSI_UNIQUE_SESSION_ID* UniqueSessionId,   // ISCSI_UNIQUE_SESSION_ID* in/out
    void* Reserved,   // void* in/out
    uint InitiatorPortNumber,   // DWORD
    ISCSI_TARGET_PORTALW* TargetPortal,   // ISCSI_TARGET_PORTALW* in/out
    ulong SecurityFlags,   // ULONGLONG
    ISCSI_LOGIN_OPTIONS* LoginOptions,   // ISCSI_LOGIN_OPTIONS* in/out
    uint KeySize,   // DWORD
    const(char)* Key,   // LPSTR optional
    ISCSI_UNIQUE_SESSION_ID* ConnectionId   // ISCSI_UNIQUE_SESSION_ID* in/out
);

ccall((:AddIScsiConnectionW, "ISCSIDSC.dll"), stdcall, UInt32,
      (Ptr{ISCSI_UNIQUE_SESSION_ID}, Ptr{Cvoid}, UInt32, Ptr{ISCSI_TARGET_PORTALW}, UInt64, Ptr{ISCSI_LOGIN_OPTIONS}, UInt32, Cstring, Ptr{ISCSI_UNIQUE_SESSION_ID}),
      UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId)
# UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> Ptr{ISCSI_UNIQUE_SESSION_ID}
# Reserved : void* in/out -> Ptr{Cvoid}
# InitiatorPortNumber : DWORD -> UInt32
# TargetPortal : ISCSI_TARGET_PORTALW* in/out -> Ptr{ISCSI_TARGET_PORTALW}
# SecurityFlags : ULONGLONG -> UInt64
# LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> Ptr{ISCSI_LOGIN_OPTIONS}
# KeySize : DWORD -> UInt32
# Key : LPSTR optional -> Cstring
# ConnectionId : ISCSI_UNIQUE_SESSION_ID* in/out -> Ptr{ISCSI_UNIQUE_SESSION_ID}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
uint32_t AddIScsiConnectionW(
    void* UniqueSessionId,
    void* Reserved,
    uint32_t InitiatorPortNumber,
    void* TargetPortal,
    uint64_t SecurityFlags,
    void* LoginOptions,
    uint32_t KeySize,
    const char* Key,
    void* ConnectionId);
]]
local iscsidsc = ffi.load("iscsidsc")
-- iscsidsc.AddIScsiConnectionW(UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId)
-- UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out
-- Reserved : void* in/out
-- InitiatorPortNumber : DWORD
-- TargetPortal : ISCSI_TARGET_PORTALW* in/out
-- SecurityFlags : ULONGLONG
-- LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
-- KeySize : DWORD
-- Key : LPSTR optional
-- ConnectionId : ISCSI_UNIQUE_SESSION_ID* 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。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('ISCSIDSC.dll');
const AddIScsiConnectionW = lib.func('__stdcall', 'AddIScsiConnectionW', 'uint32_t', ['void *', 'void *', 'uint32_t', 'void *', 'uint64_t', 'void *', 'uint32_t', 'str', 'void *']);
// AddIScsiConnectionW(UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId)
// UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> 'void *'
// Reserved : void* in/out -> 'void *'
// InitiatorPortNumber : DWORD -> 'uint32_t'
// TargetPortal : ISCSI_TARGET_PORTALW* in/out -> 'void *'
// SecurityFlags : ULONGLONG -> 'uint64_t'
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> 'void *'
// KeySize : DWORD -> 'uint32_t'
// Key : LPSTR optional -> 'str'
// ConnectionId : ISCSI_UNIQUE_SESSION_ID* 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", {
  AddIScsiConnectionW: { parameters: ["pointer", "pointer", "u32", "pointer", "u64", "pointer", "u32", "buffer", "pointer"], result: "u32" },
});
// lib.symbols.AddIScsiConnectionW(UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId)
// UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> "pointer"
// Reserved : void* in/out -> "pointer"
// InitiatorPortNumber : DWORD -> "u32"
// TargetPortal : ISCSI_TARGET_PORTALW* in/out -> "pointer"
// SecurityFlags : ULONGLONG -> "u64"
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "pointer"
// KeySize : DWORD -> "u32"
// Key : LPSTR optional -> "buffer"
// ConnectionId : ISCSI_UNIQUE_SESSION_ID* in/out -> "pointer"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)を Uint8Array で渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t AddIScsiConnectionW(
    void* UniqueSessionId,
    void* Reserved,
    uint32_t InitiatorPortNumber,
    void* TargetPortal,
    uint64_t SecurityFlags,
    void* LoginOptions,
    uint32_t KeySize,
    const char* Key,
    void* ConnectionId);
C, "ISCSIDSC.dll");
// $ffi->AddIScsiConnectionW(UniqueSessionId, Reserved, InitiatorPortNumber, TargetPortal, SecurityFlags, LoginOptions, KeySize, Key, ConnectionId);
// UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out
// Reserved : void* in/out
// InitiatorPortNumber : DWORD
// TargetPortal : ISCSI_TARGET_PORTALW* in/out
// SecurityFlags : ULONGLONG
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
// KeySize : DWORD
// Key : LPSTR optional
// ConnectionId : ISCSI_UNIQUE_SESSION_ID* 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.UNICODE_OPTIONS);
    int AddIScsiConnectionW(
        Pointer UniqueSessionId,   // ISCSI_UNIQUE_SESSION_ID* in/out
        Pointer Reserved,   // void* in/out
        int InitiatorPortNumber,   // DWORD
        Pointer TargetPortal,   // ISCSI_TARGET_PORTALW* in/out
        long SecurityFlags,   // ULONGLONG
        Pointer LoginOptions,   // ISCSI_LOGIN_OPTIONS* in/out
        int KeySize,   // DWORD
        String Key,   // LPSTR optional
        Pointer ConnectionId   // ISCSI_UNIQUE_SESSION_ID* in/out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("iscsidsc")]
lib LibISCSIDSC
  fun AddIScsiConnectionW = AddIScsiConnectionW(
    UniqueSessionId : ISCSI_UNIQUE_SESSION_ID*,   # ISCSI_UNIQUE_SESSION_ID* in/out
    Reserved : Void*,   # void* in/out
    InitiatorPortNumber : UInt32,   # DWORD
    TargetPortal : ISCSI_TARGET_PORTALW*,   # ISCSI_TARGET_PORTALW* in/out
    SecurityFlags : UInt64,   # ULONGLONG
    LoginOptions : ISCSI_LOGIN_OPTIONS*,   # ISCSI_LOGIN_OPTIONS* in/out
    KeySize : UInt32,   # DWORD
    Key : UInt8*,   # LPSTR optional
    ConnectionId : ISCSI_UNIQUE_SESSION_ID*   # ISCSI_UNIQUE_SESSION_ID* 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 AddIScsiConnectionWNative = Uint32 Function(Pointer<Void>, Pointer<Void>, Uint32, Pointer<Void>, Uint64, Pointer<Void>, Uint32, Pointer<Utf8>, Pointer<Void>);
typedef AddIScsiConnectionWDart = int Function(Pointer<Void>, Pointer<Void>, int, Pointer<Void>, int, Pointer<Void>, int, Pointer<Utf8>, Pointer<Void>);
final AddIScsiConnectionW = DynamicLibrary.open('ISCSIDSC.dll')
    .lookupFunction<AddIScsiConnectionWNative, AddIScsiConnectionWDart>('AddIScsiConnectionW');
// UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> Pointer<Void>
// Reserved : void* in/out -> Pointer<Void>
// InitiatorPortNumber : DWORD -> Uint32
// TargetPortal : ISCSI_TARGET_PORTALW* in/out -> Pointer<Void>
// SecurityFlags : ULONGLONG -> Uint64
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> Pointer<Void>
// KeySize : DWORD -> Uint32
// Key : LPSTR optional -> Pointer<Utf8>
// ConnectionId : ISCSI_UNIQUE_SESSION_ID* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function AddIScsiConnectionW(
  UniqueSessionId: Pointer;   // ISCSI_UNIQUE_SESSION_ID* in/out
  Reserved: Pointer;   // void* in/out
  InitiatorPortNumber: DWORD;   // DWORD
  TargetPortal: Pointer;   // ISCSI_TARGET_PORTALW* in/out
  SecurityFlags: UInt64;   // ULONGLONG
  LoginOptions: Pointer;   // ISCSI_LOGIN_OPTIONS* in/out
  KeySize: DWORD;   // DWORD
  Key: PAnsiChar;   // LPSTR optional
  ConnectionId: Pointer   // ISCSI_UNIQUE_SESSION_ID* in/out
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'AddIScsiConnectionW';

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

foreign import stdcall safe "AddIScsiConnectionW"
  c_AddIScsiConnectionW :: Ptr () -> Ptr () -> Word32 -> Ptr () -> Word64 -> Ptr () -> Word32 -> CString -> Ptr () -> IO Word32
-- UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> Ptr ()
-- Reserved : void* in/out -> Ptr ()
-- InitiatorPortNumber : DWORD -> Word32
-- TargetPortal : ISCSI_TARGET_PORTALW* in/out -> Ptr ()
-- SecurityFlags : ULONGLONG -> Word64
-- LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> Ptr ()
-- KeySize : DWORD -> Word32
-- Key : LPSTR optional -> CString
-- ConnectionId : ISCSI_UNIQUE_SESSION_ID* 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 addiscsiconnectionw =
  foreign "AddIScsiConnectionW"
    ((ptr void) @-> (ptr void) @-> uint32_t @-> (ptr void) @-> uint64_t @-> (ptr void) @-> uint32_t @-> string @-> (ptr void) @-> returning uint32_t)
(* UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> (ptr void) *)
(* Reserved : void* in/out -> (ptr void) *)
(* InitiatorPortNumber : DWORD -> uint32_t *)
(* TargetPortal : ISCSI_TARGET_PORTALW* in/out -> (ptr void) *)
(* SecurityFlags : ULONGLONG -> uint64_t *)
(* LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> (ptr void) *)
(* KeySize : DWORD -> uint32_t *)
(* Key : LPSTR optional -> string *)
(* ConnectionId : ISCSI_UNIQUE_SESSION_ID* 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 ("AddIScsiConnectionW" add-iscsi-connection-w :convention :stdcall) :uint32
  (unique-session-id :pointer)   ; ISCSI_UNIQUE_SESSION_ID* in/out
  (reserved :pointer)   ; void* in/out
  (initiator-port-number :uint32)   ; DWORD
  (target-portal :pointer)   ; ISCSI_TARGET_PORTALW* in/out
  (security-flags :uint64)   ; ULONGLONG
  (login-options :pointer)   ; ISCSI_LOGIN_OPTIONS* in/out
  (key-size :uint32)   ; DWORD
  (key :string)   ; LPSTR optional
  (connection-id :pointer))   ; ISCSI_UNIQUE_SESSION_ID* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $AddIScsiConnectionW = Win32::API::More->new('ISCSIDSC',
    'DWORD AddIScsiConnectionW(LPVOID UniqueSessionId, LPVOID Reserved, DWORD InitiatorPortNumber, LPVOID TargetPortal, UINT64 SecurityFlags, LPVOID LoginOptions, DWORD KeySize, LPCSTR Key, LPVOID ConnectionId)');
# my $ret = $AddIScsiConnectionW->Call($UniqueSessionId, $Reserved, $InitiatorPortNumber, $TargetPortal, $SecurityFlags, $LoginOptions, $KeySize, $Key, $ConnectionId);
# UniqueSessionId : ISCSI_UNIQUE_SESSION_ID* in/out -> LPVOID
# Reserved : void* in/out -> LPVOID
# InitiatorPortNumber : DWORD -> DWORD
# TargetPortal : ISCSI_TARGET_PORTALW* in/out -> LPVOID
# SecurityFlags : ULONGLONG -> UINT64
# LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> LPVOID
# KeySize : DWORD -> DWORD
# Key : LPSTR optional -> LPCSTR
# ConnectionId : ISCSI_UNIQUE_SESSION_ID* 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。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。