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AddIScsiStaticTargetW

関数
静的に構成するiSCSIターゲットを追加登録する。
DLLISCSIDSC.dll文字セットUnicode (-W)呼出規約winapi対応OSWindows Vista 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

DWORD AddIScsiStaticTargetW(
    LPWSTR TargetName,
    LPWSTR TargetAlias,   // optional
    DWORD TargetFlags,
    BOOLEAN Persist,
    ISCSI_TARGET_MAPPINGW* Mappings,
    ISCSI_LOGIN_OPTIONS* LoginOptions,
    ISCSI_TARGET_PORTAL_GROUPW* PortalGroup
);

パラメーター

名前型方向説明
TargetNameLPWSTRin登録する静的iSCSIターゲットの名前を指す。
TargetAliasLPWSTRinoptionalターゲットに付与する別名を指す。NULL可。
TargetFlagsDWORDinターゲットの動作を制御するフラグ。
PersistBOOLEANinTRUEで再起動後も登録を保持するか示すBOOLEAN値。
MappingsISCSI_TARGET_MAPPINGW*inoutターゲットLUNのマッピング情報ISCSI_TARGET_MAPPINGWへのポインタ。NULL可。
LoginOptionsISCSI_LOGIN_OPTIONS*inout既定のログインオプションISCSI_LOGIN_OPTIONSへのポインタ。NULL可。
PortalGroupISCSI_TARGET_PORTAL_GROUPW*inoutターゲットポータルグループISCSI_TARGET_PORTAL_GROUPWへのポインタ。

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD AddIScsiStaticTargetW(
    LPWSTR TargetName,
    LPWSTR TargetAlias,   // optional
    DWORD TargetFlags,
    BOOLEAN Persist,
    ISCSI_TARGET_MAPPINGW* Mappings,
    ISCSI_LOGIN_OPTIONS* LoginOptions,
    ISCSI_TARGET_PORTAL_GROUPW* PortalGroup
);
[DllImport("ISCSIDSC.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
static extern uint AddIScsiStaticTargetW(
    [MarshalAs(UnmanagedType.LPWStr)] string TargetName,   // LPWSTR
    [MarshalAs(UnmanagedType.LPWStr)] string TargetAlias,   // LPWSTR optional
    uint TargetFlags,   // DWORD
    [MarshalAs(UnmanagedType.U1)] bool Persist,   // BOOLEAN
    IntPtr Mappings,   // ISCSI_TARGET_MAPPINGW* in/out
    IntPtr LoginOptions,   // ISCSI_LOGIN_OPTIONS* in/out
    IntPtr PortalGroup   // ISCSI_TARGET_PORTAL_GROUPW* in/out
);
<DllImport("ISCSIDSC.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function AddIScsiStaticTargetW(
    <MarshalAs(UnmanagedType.LPWStr)> TargetName As String,   ' LPWSTR
    <MarshalAs(UnmanagedType.LPWStr)> TargetAlias As String,   ' LPWSTR optional
    TargetFlags As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.U1)> Persist As Boolean,   ' BOOLEAN
    Mappings As IntPtr,   ' ISCSI_TARGET_MAPPINGW* in/out
    LoginOptions As IntPtr,   ' ISCSI_LOGIN_OPTIONS* in/out
    PortalGroup As IntPtr   ' ISCSI_TARGET_PORTAL_GROUPW* in/out
) As UInteger
End Function
' TargetName : LPWSTR
' TargetAlias : LPWSTR optional
' TargetFlags : DWORD
' Persist : BOOLEAN
' Mappings : ISCSI_TARGET_MAPPINGW* in/out
' LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
' PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out
Declare PtrSafe Function AddIScsiStaticTargetW Lib "iscsidsc" ( _
    ByVal TargetName As LongPtr, _
    ByVal TargetAlias As LongPtr, _
    ByVal TargetFlags As Long, _
    ByVal Persist As Byte, _
    ByVal Mappings As LongPtr, _
    ByVal LoginOptions As LongPtr, _
    ByVal PortalGroup 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

AddIScsiStaticTargetW = ctypes.windll.iscsidsc.AddIScsiStaticTargetW
AddIScsiStaticTargetW.restype = wintypes.DWORD
AddIScsiStaticTargetW.argtypes = [
    wintypes.LPCWSTR,  # TargetName : LPWSTR
    wintypes.LPCWSTR,  # TargetAlias : LPWSTR optional
    wintypes.DWORD,  # TargetFlags : DWORD
    wintypes.BOOLEAN,  # Persist : BOOLEAN
    ctypes.c_void_p,  # Mappings : ISCSI_TARGET_MAPPINGW* in/out
    ctypes.c_void_p,  # LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
    ctypes.c_void_p,  # PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ISCSIDSC.dll')
AddIScsiStaticTargetW = Fiddle::Function.new(
  lib['AddIScsiStaticTargetW'],
  [
    Fiddle::TYPE_VOIDP,  # TargetName : LPWSTR
    Fiddle::TYPE_VOIDP,  # TargetAlias : LPWSTR optional
    -Fiddle::TYPE_INT,  # TargetFlags : DWORD
    Fiddle::TYPE_CHAR,  # Persist : BOOLEAN
    Fiddle::TYPE_VOIDP,  # Mappings : ISCSI_TARGET_MAPPINGW* in/out
    Fiddle::TYPE_VOIDP,  # LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
    Fiddle::TYPE_VOIDP,  # PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"
#[link(name = "iscsidsc")]
extern "system" {
    fn AddIScsiStaticTargetW(
        TargetName: *mut u16,  // LPWSTR
        TargetAlias: *mut u16,  // LPWSTR optional
        TargetFlags: u32,  // DWORD
        Persist: u8,  // BOOLEAN
        Mappings: *mut ISCSI_TARGET_MAPPINGW,  // ISCSI_TARGET_MAPPINGW* in/out
        LoginOptions: *mut ISCSI_LOGIN_OPTIONS,  // ISCSI_LOGIN_OPTIONS* in/out
        PortalGroup: *mut ISCSI_TARGET_PORTAL_GROUPW  // ISCSI_TARGET_PORTAL_GROUPW* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("ISCSIDSC.dll", CharSet = CharSet.Unicode)]
public static extern uint AddIScsiStaticTargetW([MarshalAs(UnmanagedType.LPWStr)] string TargetName, [MarshalAs(UnmanagedType.LPWStr)] string TargetAlias, uint TargetFlags, [MarshalAs(UnmanagedType.U1)] bool Persist, IntPtr Mappings, IntPtr LoginOptions, IntPtr PortalGroup);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ISCSIDSC_AddIScsiStaticTargetW' -Namespace Win32 -PassThru
# $api::AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
#uselib "ISCSIDSC.dll"
#func global AddIScsiStaticTargetW "AddIScsiStaticTargetW" wptr, wptr, wptr, wptr, wptr, wptr, wptr
; AddIScsiStaticTargetW TargetName, TargetAlias, TargetFlags, Persist, varptr(Mappings), varptr(LoginOptions), varptr(PortalGroup)   ; 戻り値は stat
; TargetName : LPWSTR -> "wptr"
; TargetAlias : LPWSTR optional -> "wptr"
; TargetFlags : DWORD -> "wptr"
; Persist : BOOLEAN -> "wptr"
; Mappings : ISCSI_TARGET_MAPPINGW* in/out -> "wptr"
; LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "wptr"
; PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out -> "wptr"
; ※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。
出力引数: 
#uselib "ISCSIDSC.dll"
#cfunc global AddIScsiStaticTargetW "AddIScsiStaticTargetW" wstr, wstr, int, int, var, var, var
; res = AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
; TargetName : LPWSTR -> "wstr"
; TargetAlias : LPWSTR optional -> "wstr"
; TargetFlags : DWORD -> "int"
; Persist : BOOLEAN -> "int"
; Mappings : ISCSI_TARGET_MAPPINGW* in/out -> "var"
; LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "var"
; PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out -> "var"
; ※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。
出力引数: 
; DWORD AddIScsiStaticTargetW(LPWSTR TargetName, LPWSTR TargetAlias, DWORD TargetFlags, BOOLEAN Persist, ISCSI_TARGET_MAPPINGW* Mappings, ISCSI_LOGIN_OPTIONS* LoginOptions, ISCSI_TARGET_PORTAL_GROUPW* PortalGroup)
#uselib "ISCSIDSC.dll"
#cfunc global AddIScsiStaticTargetW "AddIScsiStaticTargetW" wstr, wstr, int, int, var, var, var
; res = AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
; TargetName : LPWSTR -> "wstr"
; TargetAlias : LPWSTR optional -> "wstr"
; TargetFlags : DWORD -> "int"
; Persist : BOOLEAN -> "int"
; Mappings : ISCSI_TARGET_MAPPINGW* in/out -> "var"
; LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "var"
; PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out -> "var"
; ※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 (
	iscsidsc = windows.NewLazySystemDLL("ISCSIDSC.dll")
	procAddIScsiStaticTargetW = iscsidsc.NewProc("AddIScsiStaticTargetW")
)

// TargetName (LPWSTR), TargetAlias (LPWSTR optional), TargetFlags (DWORD), Persist (BOOLEAN), Mappings (ISCSI_TARGET_MAPPINGW* in/out), LoginOptions (ISCSI_LOGIN_OPTIONS* in/out), PortalGroup (ISCSI_TARGET_PORTAL_GROUPW* in/out)
r1, _, err := procAddIScsiStaticTargetW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(TargetName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(TargetAlias))),
	uintptr(TargetFlags),
	uintptr(Persist),
	uintptr(Mappings),
	uintptr(LoginOptions),
	uintptr(PortalGroup),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function AddIScsiStaticTargetW(
  TargetName: PWideChar;   // LPWSTR
  TargetAlias: PWideChar;   // LPWSTR optional
  TargetFlags: DWORD;   // DWORD
  Persist: ByteBool;   // BOOLEAN
  Mappings: Pointer;   // ISCSI_TARGET_MAPPINGW* in/out
  LoginOptions: Pointer;   // ISCSI_LOGIN_OPTIONS* in/out
  PortalGroup: Pointer   // ISCSI_TARGET_PORTAL_GROUPW* in/out
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'AddIScsiStaticTargetW';
result := DllCall("ISCSIDSC\AddIScsiStaticTargetW"
    , "WStr", TargetName   ; LPWSTR
    , "WStr", TargetAlias   ; LPWSTR optional
    , "UInt", TargetFlags   ; DWORD
    , "Char", Persist   ; BOOLEAN
    , "Ptr", Mappings   ; ISCSI_TARGET_MAPPINGW* in/out
    , "Ptr", LoginOptions   ; ISCSI_LOGIN_OPTIONS* in/out
    , "Ptr", PortalGroup   ; ISCSI_TARGET_PORTAL_GROUPW* in/out
    , "UInt")   ; return: DWORD
●AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup) = DLL("ISCSIDSC.dll", "dword AddIScsiStaticTargetW(char*, char*, dword, byte, void*, void*, void*)")
# 呼び出し: AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
# TargetName : LPWSTR -> "char*"
# TargetAlias : LPWSTR optional -> "char*"
# TargetFlags : DWORD -> "dword"
# Persist : BOOLEAN -> "byte"
# Mappings : ISCSI_TARGET_MAPPINGW* in/out -> "void*"
# LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "void*"
# PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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 AddIScsiStaticTargetW(
    TargetName: [*c]const u16, // LPWSTR
    TargetAlias: [*c]const u16, // LPWSTR optional
    TargetFlags: u32, // DWORD
    Persist: u8, // BOOLEAN
    Mappings: [*c]ISCSI_TARGET_MAPPINGW, // ISCSI_TARGET_MAPPINGW* in/out
    LoginOptions: [*c]ISCSI_LOGIN_OPTIONS, // ISCSI_LOGIN_OPTIONS* in/out
    PortalGroup: [*c]ISCSI_TARGET_PORTAL_GROUPW // ISCSI_TARGET_PORTAL_GROUPW* 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 AddIScsiStaticTargetW(
    TargetName: WideCString,  # LPWSTR
    TargetAlias: WideCString,  # LPWSTR optional
    TargetFlags: uint32,  # DWORD
    Persist: uint8,  # BOOLEAN
    Mappings: ptr ISCSI_TARGET_MAPPINGW,  # ISCSI_TARGET_MAPPINGW* in/out
    LoginOptions: ptr ISCSI_LOGIN_OPTIONS,  # ISCSI_LOGIN_OPTIONS* in/out
    PortalGroup: ptr ISCSI_TARGET_PORTAL_GROUPW  # ISCSI_TARGET_PORTAL_GROUPW* in/out
): uint32 {.importc: "AddIScsiStaticTargetW", stdcall, dynlib: "ISCSIDSC.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。
pragma(lib, "iscsidsc");
extern(Windows)
uint AddIScsiStaticTargetW(
    const(wchar)* TargetName,   // LPWSTR
    const(wchar)* TargetAlias,   // LPWSTR optional
    uint TargetFlags,   // DWORD
    ubyte Persist,   // BOOLEAN
    ISCSI_TARGET_MAPPINGW* Mappings,   // ISCSI_TARGET_MAPPINGW* in/out
    ISCSI_LOGIN_OPTIONS* LoginOptions,   // ISCSI_LOGIN_OPTIONS* in/out
    ISCSI_TARGET_PORTAL_GROUPW* PortalGroup   // ISCSI_TARGET_PORTAL_GROUPW* in/out
);
ccall((:AddIScsiStaticTargetW, "ISCSIDSC.dll"), stdcall, UInt32,
      (Cwstring, Cwstring, UInt32, UInt8, Ptr{ISCSI_TARGET_MAPPINGW}, Ptr{ISCSI_LOGIN_OPTIONS}, Ptr{ISCSI_TARGET_PORTAL_GROUPW}),
      TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
# TargetName : LPWSTR -> Cwstring
# TargetAlias : LPWSTR optional -> Cwstring
# TargetFlags : DWORD -> UInt32
# Persist : BOOLEAN -> UInt8
# Mappings : ISCSI_TARGET_MAPPINGW* in/out -> Ptr{ISCSI_TARGET_MAPPINGW}
# LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> Ptr{ISCSI_LOGIN_OPTIONS}
# PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out -> Ptr{ISCSI_TARGET_PORTAL_GROUPW}
# 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 AddIScsiStaticTargetW(
    const uint16_t* TargetName,
    const uint16_t* TargetAlias,
    uint32_t TargetFlags,
    uint8_t Persist,
    void* Mappings,
    void* LoginOptions,
    void* PortalGroup);
]]
local iscsidsc = ffi.load("iscsidsc")
-- iscsidsc.AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
-- TargetName : LPWSTR
-- TargetAlias : LPWSTR optional
-- TargetFlags : DWORD
-- Persist : BOOLEAN
-- Mappings : ISCSI_TARGET_MAPPINGW* in/out
-- LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
-- PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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 AddIScsiStaticTargetW = lib.func('__stdcall', 'AddIScsiStaticTargetW', 'uint32_t', ['str16', 'str16', 'uint32_t', 'uint8_t', 'void *', 'void *', 'void *']);
// AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
// TargetName : LPWSTR -> 'str16'
// TargetAlias : LPWSTR optional -> 'str16'
// TargetFlags : DWORD -> 'uint32_t'
// Persist : BOOLEAN -> 'uint8_t'
// Mappings : ISCSI_TARGET_MAPPINGW* in/out -> 'void *'
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> 'void *'
// PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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", {
  AddIScsiStaticTargetW: { parameters: ["buffer", "buffer", "u32", "u8", "pointer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup)
// TargetName : LPWSTR -> "buffer"
// TargetAlias : LPWSTR optional -> "buffer"
// TargetFlags : DWORD -> "u32"
// Persist : BOOLEAN -> "u8"
// Mappings : ISCSI_TARGET_MAPPINGW* in/out -> "pointer"
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> "pointer"
// PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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 AddIScsiStaticTargetW(
    const uint16_t* TargetName,
    const uint16_t* TargetAlias,
    uint32_t TargetFlags,
    uint8_t Persist,
    void* Mappings,
    void* LoginOptions,
    void* PortalGroup);
C, "ISCSIDSC.dll");
// $ffi->AddIScsiStaticTargetW(TargetName, TargetAlias, TargetFlags, Persist, Mappings, LoginOptions, PortalGroup);
// TargetName : LPWSTR
// TargetAlias : LPWSTR optional
// TargetFlags : DWORD
// Persist : BOOLEAN
// Mappings : ISCSI_TARGET_MAPPINGW* in/out
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out
// PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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 AddIScsiStaticTargetW(
        WString TargetName,   // LPWSTR
        WString TargetAlias,   // LPWSTR optional
        int TargetFlags,   // DWORD
        byte Persist,   // BOOLEAN
        Pointer Mappings,   // ISCSI_TARGET_MAPPINGW* in/out
        Pointer LoginOptions,   // ISCSI_LOGIN_OPTIONS* in/out
        Pointer PortalGroup   // ISCSI_TARGET_PORTAL_GROUPW* 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 AddIScsiStaticTargetW = AddIScsiStaticTargetW(
    TargetName : UInt16*,   # LPWSTR
    TargetAlias : UInt16*,   # LPWSTR optional
    TargetFlags : UInt32,   # DWORD
    Persist : UInt8,   # BOOLEAN
    Mappings : ISCSI_TARGET_MAPPINGW*,   # ISCSI_TARGET_MAPPINGW* in/out
    LoginOptions : ISCSI_LOGIN_OPTIONS*,   # ISCSI_LOGIN_OPTIONS* in/out
    PortalGroup : ISCSI_TARGET_PORTAL_GROUPW*   # ISCSI_TARGET_PORTAL_GROUPW* 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 AddIScsiStaticTargetWNative = Uint32 Function(Pointer<Utf16>, Pointer<Utf16>, Uint32, Uint8, Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef AddIScsiStaticTargetWDart = int Function(Pointer<Utf16>, Pointer<Utf16>, int, int, Pointer<Void>, Pointer<Void>, Pointer<Void>);
final AddIScsiStaticTargetW = DynamicLibrary.open('ISCSIDSC.dll')
    .lookupFunction<AddIScsiStaticTargetWNative, AddIScsiStaticTargetWDart>('AddIScsiStaticTargetW');
// TargetName : LPWSTR -> Pointer<Utf16>
// TargetAlias : LPWSTR optional -> Pointer<Utf16>
// TargetFlags : DWORD -> Uint32
// Persist : BOOLEAN -> Uint8
// Mappings : ISCSI_TARGET_MAPPINGW* in/out -> Pointer<Void>
// LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> Pointer<Void>
// PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function AddIScsiStaticTargetW(
  TargetName: PWideChar;   // LPWSTR
  TargetAlias: PWideChar;   // LPWSTR optional
  TargetFlags: DWORD;   // DWORD
  Persist: ByteBool;   // BOOLEAN
  Mappings: Pointer;   // ISCSI_TARGET_MAPPINGW* in/out
  LoginOptions: Pointer;   // ISCSI_LOGIN_OPTIONS* in/out
  PortalGroup: Pointer   // ISCSI_TARGET_PORTAL_GROUPW* in/out
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'AddIScsiStaticTargetW';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "AddIScsiStaticTargetW"
  c_AddIScsiStaticTargetW :: CWString -> CWString -> Word32 -> Word8 -> Ptr () -> Ptr () -> Ptr () -> IO Word32
-- TargetName : LPWSTR -> CWString
-- TargetAlias : LPWSTR optional -> CWString
-- TargetFlags : DWORD -> Word32
-- Persist : BOOLEAN -> Word8
-- Mappings : ISCSI_TARGET_MAPPINGW* in/out -> Ptr ()
-- LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> Ptr ()
-- PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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 addiscsistatictargetw =
  foreign "AddIScsiStaticTargetW"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> uint32_t @-> uint8_t @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> returning uint32_t)
(* TargetName : LPWSTR -> (ptr uint16_t) *)
(* TargetAlias : LPWSTR optional -> (ptr uint16_t) *)
(* TargetFlags : DWORD -> uint32_t *)
(* Persist : BOOLEAN -> uint8_t *)
(* Mappings : ISCSI_TARGET_MAPPINGW* in/out -> (ptr void) *)
(* LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> (ptr void) *)
(* PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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 ("AddIScsiStaticTargetW" add-iscsi-static-target-w :convention :stdcall) :uint32
  (target-name (:string :encoding :utf-16le))   ; LPWSTR
  (target-alias (:string :encoding :utf-16le))   ; LPWSTR optional
  (target-flags :uint32)   ; DWORD
  (persist :uint8)   ; BOOLEAN
  (mappings :pointer)   ; ISCSI_TARGET_MAPPINGW* in/out
  (login-options :pointer)   ; ISCSI_LOGIN_OPTIONS* in/out
  (portal-group :pointer))   ; ISCSI_TARGET_PORTAL_GROUPW* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $AddIScsiStaticTargetW = Win32::API::More->new('ISCSIDSC',
    'DWORD AddIScsiStaticTargetW(LPCWSTR TargetName, LPCWSTR TargetAlias, DWORD TargetFlags, BYTE Persist, LPVOID Mappings, LPVOID LoginOptions, LPVOID PortalGroup)');
# my $ret = $AddIScsiStaticTargetW->Call($TargetName, $TargetAlias, $TargetFlags, $Persist, $Mappings, $LoginOptions, $PortalGroup);
# TargetName : LPWSTR -> LPCWSTR
# TargetAlias : LPWSTR optional -> LPCWSTR
# TargetFlags : DWORD -> DWORD
# Persist : BOOLEAN -> BYTE
# Mappings : ISCSI_TARGET_MAPPINGW* in/out -> LPVOID
# LoginOptions : ISCSI_LOGIN_OPTIONS* in/out -> LPVOID
# PortalGroup : ISCSI_TARGET_PORTAL_GROUPW* 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。

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