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ISCSI_LOGIN_OPTIONS

構造体

サイズx64: 64 バイト / x86: 52 バイト

サイズ=各フィールドのバイト数(x64/x86 で異なる場合は x64/x86 と併記)。x64/x86 列=フィールドのバイトオフセット(HSPで dupptr / lpoke / wpoke 等に使用)。

フィールド

フィールド	型	サイズ	x64	x86	説明
Version	DWORD	4	+0	+0	このログインオプション構造体のバージョン番号。
InformationSpecified	DWORD	4	+4	+4	どのフィールドが明示的に指定されたかを示すビットマスク。
LoginFlags	DWORD	4	+8	+8	iSCSIログイン時の動作を制御するフラグの集合。
AuthType	ISCSI_AUTH_TYPES	4	+12	+12	使用する認証方式を示すISCSI_AUTH_TYPES列挙値(CHAPなど)。
HeaderDigest	ISCSI_DIGEST_TYPES	4	+16	+16	ヘッダダイジェスト(整合性検査)の種別を示すISCSI_DIGEST_TYPES列挙値。
DataDigest	ISCSI_DIGEST_TYPES	4	+20	+20	データダイジェスト(整合性検査)の種別を示すISCSI_DIGEST_TYPES列挙値。
MaximumConnections	DWORD	4	+24	+24	セッション内で許可する最大接続数。
DefaultTime2Wait	DWORD	4	+28	+28	ログアウト後に再接続を待機する既定秒数(Time2Wait)。
DefaultTime2Retain	DWORD	4	+32	+32	接続切断後にセッション情報を保持する既定秒数(Time2Retain)。
UsernameLength	DWORD	4	+36	+36	Usernameバッファの有効バイト長。
PasswordLength	DWORD	4	+40	+40	Passwordバッファの有効バイト長。
Username	BYTE*	8/4	+48	+44	CHAP認証などで用いるユーザー名を指すバイト列ポインタ。NULL可。
Password	BYTE*	8/4	+56	+48	CHAP認証などで用いる共有シークレットを指すバイト列ポインタ。NULL可。

各言語での定義

#include <windows.h>

// ISCSI_LOGIN_OPTIONS  (x64 64 / x86 52 バイト)
typedef struct ISCSI_LOGIN_OPTIONS {
    DWORD Version;
    DWORD InformationSpecified;
    DWORD LoginFlags;
    ISCSI_AUTH_TYPES AuthType;
    ISCSI_DIGEST_TYPES HeaderDigest;
    ISCSI_DIGEST_TYPES DataDigest;
    DWORD MaximumConnections;
    DWORD DefaultTime2Wait;
    DWORD DefaultTime2Retain;
    DWORD UsernameLength;
    DWORD PasswordLength;
    BYTE* Username;
    BYTE* Password;
} ISCSI_LOGIN_OPTIONS;

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct ISCSI_LOGIN_OPTIONS
{
    public uint Version;
    public uint InformationSpecified;
    public uint LoginFlags;
    public int AuthType;
    public int HeaderDigest;
    public int DataDigest;
    public uint MaximumConnections;
    public uint DefaultTime2Wait;
    public uint DefaultTime2Retain;
    public uint UsernameLength;
    public uint PasswordLength;
    public IntPtr Username;
    public IntPtr Password;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure ISCSI_LOGIN_OPTIONS
    Public Version As UInteger
    Public InformationSpecified As UInteger
    Public LoginFlags As UInteger
    Public AuthType As Integer
    Public HeaderDigest As Integer
    Public DataDigest As Integer
    Public MaximumConnections As UInteger
    Public DefaultTime2Wait As UInteger
    Public DefaultTime2Retain As UInteger
    Public UsernameLength As UInteger
    Public PasswordLength As UInteger
    Public Username As IntPtr
    Public Password As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class ISCSI_LOGIN_OPTIONS(ctypes.Structure):
    _fields_ = [
        ("Version", wintypes.DWORD),
        ("InformationSpecified", wintypes.DWORD),
        ("LoginFlags", wintypes.DWORD),
        ("AuthType", ctypes.c_int),
        ("HeaderDigest", ctypes.c_int),
        ("DataDigest", ctypes.c_int),
        ("MaximumConnections", wintypes.DWORD),
        ("DefaultTime2Wait", wintypes.DWORD),
        ("DefaultTime2Retain", wintypes.DWORD),
        ("UsernameLength", wintypes.DWORD),
        ("PasswordLength", wintypes.DWORD),
        ("Username", ctypes.c_void_p),
        ("Password", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct ISCSI_LOGIN_OPTIONS {
    pub Version: u32,
    pub InformationSpecified: u32,
    pub LoginFlags: u32,
    pub AuthType: i32,
    pub HeaderDigest: i32,
    pub DataDigest: i32,
    pub MaximumConnections: u32,
    pub DefaultTime2Wait: u32,
    pub DefaultTime2Retain: u32,
    pub UsernameLength: u32,
    pub PasswordLength: u32,
    pub Username: *mut core::ffi::c_void,
    pub Password: *mut core::ffi::c_void,
}

import "golang.org/x/sys/windows"

type ISCSI_LOGIN_OPTIONS struct {
	Version uint32
	InformationSpecified uint32
	LoginFlags uint32
	AuthType int32
	HeaderDigest int32
	DataDigest int32
	MaximumConnections uint32
	DefaultTime2Wait uint32
	DefaultTime2Retain uint32
	UsernameLength uint32
	PasswordLength uint32
	Username uintptr
	Password uintptr
}

type
  ISCSI_LOGIN_OPTIONS = record
    Version: DWORD;
    InformationSpecified: DWORD;
    LoginFlags: DWORD;
    AuthType: Integer;
    HeaderDigest: Integer;
    DataDigest: Integer;
    MaximumConnections: DWORD;
    DefaultTime2Wait: DWORD;
    DefaultTime2Retain: DWORD;
    UsernameLength: DWORD;
    PasswordLength: DWORD;
    Username: Pointer;
    Password: Pointer;
  end;

const ISCSI_LOGIN_OPTIONS = extern struct {
    Version: u32,
    InformationSpecified: u32,
    LoginFlags: u32,
    AuthType: i32,
    HeaderDigest: i32,
    DataDigest: i32,
    MaximumConnections: u32,
    DefaultTime2Wait: u32,
    DefaultTime2Retain: u32,
    UsernameLength: u32,
    PasswordLength: u32,
    Username: ?*anyopaque,
    Password: ?*anyopaque,
};

type
  ISCSI_LOGIN_OPTIONS {.bycopy.} = object
    Version: uint32
    InformationSpecified: uint32
    LoginFlags: uint32
    AuthType: int32
    HeaderDigest: int32
    DataDigest: int32
    MaximumConnections: uint32
    DefaultTime2Wait: uint32
    DefaultTime2Retain: uint32
    UsernameLength: uint32
    PasswordLength: uint32
    Username: pointer
    Password: pointer

struct ISCSI_LOGIN_OPTIONS
{
    uint Version;
    uint InformationSpecified;
    uint LoginFlags;
    int AuthType;
    int HeaderDigest;
    int DataDigest;
    uint MaximumConnections;
    uint DefaultTime2Wait;
    uint DefaultTime2Retain;
    uint UsernameLength;
    uint PasswordLength;
    void* Username;
    void* Password;
}

HSP用定義

HSP3.7/3.8 は構造体機能が無いため4byte整数配列(dim)+peek/poke で操作(32/64bitでサイズ・位置が異なる場合はタブで分割)。IronHSP は NSTRUCT(#defstruct/stdim/->)で32/64bit共通。

; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x86 レイアウト)
; ISCSI_LOGIN_OPTIONS サイズ: 52 バイト(x86)
dim st, 13    ; 4byte整数×13(構造体サイズ 52 / 4 切り上げ)
; Version : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; InformationSpecified : DWORD (+4, 4byte)  st.1 = 値  /  値 = st.1   (lpoke/lpeek も可)
; LoginFlags : DWORD (+8, 4byte)  st.2 = 値  /  値 = st.2   (lpoke/lpeek も可)
; AuthType : ISCSI_AUTH_TYPES (+12, 4byte)  st.3 = 値  /  値 = st.3   (lpoke/lpeek も可)
; HeaderDigest : ISCSI_DIGEST_TYPES (+16, 4byte)  st.4 = 値  /  値 = st.4   (lpoke/lpeek も可)
; DataDigest : ISCSI_DIGEST_TYPES (+20, 4byte)  st.5 = 値  /  値 = st.5   (lpoke/lpeek も可)
; MaximumConnections : DWORD (+24, 4byte)  st.6 = 値  /  値 = st.6   (lpoke/lpeek も可)
; DefaultTime2Wait : DWORD (+28, 4byte)  st.7 = 値  /  値 = st.7   (lpoke/lpeek も可)
; DefaultTime2Retain : DWORD (+32, 4byte)  st.8 = 値  /  値 = st.8   (lpoke/lpeek も可)
; UsernameLength : DWORD (+36, 4byte)  st.9 = 値  /  値 = st.9   (lpoke/lpeek も可)
; PasswordLength : DWORD (+40, 4byte)  st.10 = 値  /  値 = st.10   (lpoke/lpeek も可)
; Username : BYTE* (+44, 4byte)  st.11 = 値  /  値 = st.11   (lpoke/lpeek も可)
; Password : BYTE* (+48, 4byte)  st.12 = 値  /  値 = st.12   (lpoke/lpeek も可)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。

; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x64 レイアウト)
; ISCSI_LOGIN_OPTIONS サイズ: 64 バイト(x64)
dim st, 16    ; 4byte整数×16(構造体サイズ 64 / 4 切り上げ)
; Version : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; InformationSpecified : DWORD (+4, 4byte)  st.1 = 値  /  値 = st.1   (lpoke/lpeek も可)
; LoginFlags : DWORD (+8, 4byte)  st.2 = 値  /  値 = st.2   (lpoke/lpeek も可)
; AuthType : ISCSI_AUTH_TYPES (+12, 4byte)  st.3 = 値  /  値 = st.3   (lpoke/lpeek も可)
; HeaderDigest : ISCSI_DIGEST_TYPES (+16, 4byte)  st.4 = 値  /  値 = st.4   (lpoke/lpeek も可)
; DataDigest : ISCSI_DIGEST_TYPES (+20, 4byte)  st.5 = 値  /  値 = st.5   (lpoke/lpeek も可)
; MaximumConnections : DWORD (+24, 4byte)  st.6 = 値  /  値 = st.6   (lpoke/lpeek も可)
; DefaultTime2Wait : DWORD (+28, 4byte)  st.7 = 値  /  値 = st.7   (lpoke/lpeek も可)
; DefaultTime2Retain : DWORD (+32, 4byte)  st.8 = 値  /  値 = st.8   (lpoke/lpeek も可)
; UsernameLength : DWORD (+36, 4byte)  st.9 = 値  /  値 = st.9   (lpoke/lpeek も可)
; PasswordLength : DWORD (+40, 4byte)  st.10 = 値  /  値 = st.10   (lpoke/lpeek も可)
; Username : BYTE* (+48, 8byte)  qpoke st,48,値 / qpeek(st,48)  ※IronHSPのみ。3.7/3.8は lpoke st,48,下位 : lpoke st,52,上位
; Password : BYTE* (+56, 8byte)  qpoke st,56,値 / qpeek(st,56)  ※IronHSPのみ。3.7/3.8は lpoke st,56,下位 : lpoke st,60,上位
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。

; IronHSP は NSTRUCT(構造体)をサポート。32bit/64bit どちらでも同じコードで動作します。
#defstruct global ISCSI_LOGIN_OPTIONS
    #field int Version
    #field int InformationSpecified
    #field int LoginFlags
    #field int AuthType
    #field int HeaderDigest
    #field int DataDigest
    #field int MaximumConnections
    #field int DefaultTime2Wait
    #field int DefaultTime2Retain
    #field int UsernameLength
    #field int PasswordLength
    #field intptr Username
    #field intptr Password
#endstruct

stdim st, ISCSI_LOGIN_OPTIONS        ; NSTRUCT 変数を確保
st->Version = 100
mes "Version=" + st->Version

ISCSI_LOGIN_OPTIONS

フィールド

各言語での定義

HSP用 定義

HSP用定義