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STORAGE_MINIPORT_DESCRIPTOR
構造体サイズ=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 | 構造体のバージョン番号。 |
| Size | DWORD | 4 | +4 | +4 | この構造体のサイズをバイト単位で示す。 |
| Portdriver | STORAGE_PORT_CODE_SET | 4 | +8 | +8 | ミニポートが属するポートドライバの種類を示すSTORAGE_PORT_CODE_SET列挙値。 |
| LUNResetSupported | BOOLEAN | 1 | +12 | +12 | LUN単位のリセットをサポートするかを示す真偽値。 |
| TargetResetSupported | BOOLEAN | 1 | +13 | +13 | ターゲット単位のリセットをサポートするかを示す真偽値。 |
| IoTimeoutValue | WORD | 2 | +14 | +14 | I/O操作のタイムアウト値を秒単位で示す。 |
| ExtraIoInfoSupported | BOOLEAN | 1 | +16 | +16 | 追加I/O情報の取得をサポートするかを示す真偽値。 |
| Flags | _Flags_e__Union | 8/4 | +24 | +20 | ミニポートの機能を示すフラグの共用体。 |
| Reserved0 | BYTE | 2 | +32 | +24 | 将来の拡張のために予約されたバイト領域。 |
| Reserved1 | DWORD | 4 | +36 | +28 | 将来の拡張のために予約された32ビット領域。 |
共用体: _Flags_e__Union x64 8B / x86 4B
| フィールド | 型 | サイズ | x64 | x86 |
|---|---|---|---|---|
| Anonymous | _Anonymous_e__Struct | 8/4 | +0 | +0 |
| AsBYTE | BYTE | 1 | +0 | +0 |
各言語での定義
#include <windows.h>
// STORAGE_MINIPORT_DESCRIPTOR (x64 40 / x86 32 バイト)
typedef struct STORAGE_MINIPORT_DESCRIPTOR {
DWORD Version;
DWORD Size;
STORAGE_PORT_CODE_SET Portdriver;
BOOLEAN LUNResetSupported;
BOOLEAN TargetResetSupported;
WORD IoTimeoutValue;
BOOLEAN ExtraIoInfoSupported;
_Flags_e__Union Flags;
BYTE Reserved0[2];
DWORD Reserved1;
} STORAGE_MINIPORT_DESCRIPTOR;using System;
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct STORAGE_MINIPORT_DESCRIPTOR
{
public uint Version;
public uint Size;
public int Portdriver;
[MarshalAs(UnmanagedType.U1)] public bool LUNResetSupported;
[MarshalAs(UnmanagedType.U1)] public bool TargetResetSupported;
public ushort IoTimeoutValue;
[MarshalAs(UnmanagedType.U1)] public bool ExtraIoInfoSupported;
public _Flags_e__Union Flags;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)] public byte[] Reserved0;
public uint Reserved1;
}Imports System.Runtime.InteropServices
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure STORAGE_MINIPORT_DESCRIPTOR
Public Version As UInteger
Public Size As UInteger
Public Portdriver As Integer
<MarshalAs(UnmanagedType.U1)> Public LUNResetSupported As Boolean
<MarshalAs(UnmanagedType.U1)> Public TargetResetSupported As Boolean
Public IoTimeoutValue As UShort
<MarshalAs(UnmanagedType.U1)> Public ExtraIoInfoSupported As Boolean
Public Flags As _Flags_e__Union
<MarshalAs(UnmanagedType.ByValArray, SizeConst:=2)> Public Reserved0() As Byte
Public Reserved1 As UInteger
End Structureimport ctypes
from ctypes import wintypes
class STORAGE_MINIPORT_DESCRIPTOR(ctypes.Structure):
_fields_ = [
("Version", wintypes.DWORD),
("Size", wintypes.DWORD),
("Portdriver", ctypes.c_int),
("LUNResetSupported", ctypes.c_byte),
("TargetResetSupported", ctypes.c_byte),
("IoTimeoutValue", ctypes.c_ushort),
("ExtraIoInfoSupported", ctypes.c_byte),
("Flags", _Flags_e__Union),
("Reserved0", ctypes.c_ubyte * 2),
("Reserved1", wintypes.DWORD),
]#[repr(C)]
pub struct STORAGE_MINIPORT_DESCRIPTOR {
pub Version: u32,
pub Size: u32,
pub Portdriver: i32,
pub LUNResetSupported: u8,
pub TargetResetSupported: u8,
pub IoTimeoutValue: u16,
pub ExtraIoInfoSupported: u8,
pub Flags: _Flags_e__Union,
pub Reserved0: [u8; 2],
pub Reserved1: u32,
}import "golang.org/x/sys/windows"
type STORAGE_MINIPORT_DESCRIPTOR struct {
Version uint32
Size uint32
Portdriver int32
LUNResetSupported byte
TargetResetSupported byte
IoTimeoutValue uint16
ExtraIoInfoSupported byte
Flags _Flags_e__Union
Reserved0 [2]byte
Reserved1 uint32
}type
STORAGE_MINIPORT_DESCRIPTOR = record
Version: DWORD;
Size: DWORD;
Portdriver: Integer;
LUNResetSupported: ByteBool;
TargetResetSupported: ByteBool;
IoTimeoutValue: Word;
ExtraIoInfoSupported: ByteBool;
Flags: _Flags_e__Union;
Reserved0: array[0..1] of Byte;
Reserved1: DWORD;
end;const STORAGE_MINIPORT_DESCRIPTOR = extern struct {
Version: u32,
Size: u32,
Portdriver: i32,
LUNResetSupported: u8,
TargetResetSupported: u8,
IoTimeoutValue: u16,
ExtraIoInfoSupported: u8,
Flags: _Flags_e__Union,
Reserved0: [2]u8,
Reserved1: u32,
};type
STORAGE_MINIPORT_DESCRIPTOR {.bycopy.} = object
Version: uint32
Size: uint32
Portdriver: int32
LUNResetSupported: uint8
TargetResetSupported: uint8
IoTimeoutValue: uint16
ExtraIoInfoSupported: uint8
Flags: _Flags_e__Union
Reserved0: array[2, uint8]
Reserved1: uint32struct STORAGE_MINIPORT_DESCRIPTOR
{
uint Version;
uint Size;
int Portdriver;
ubyte LUNResetSupported;
ubyte TargetResetSupported;
ushort IoTimeoutValue;
ubyte ExtraIoInfoSupported;
_Flags_e__Union Flags;
ubyte[2] Reserved0;
uint Reserved1;
}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)
; STORAGE_MINIPORT_DESCRIPTOR サイズ: 32 バイト(x86)
dim st, 8 ; 4byte整数×8(構造体サイズ 32 / 4 切り上げ)
; Version : DWORD (+0, 4byte) st.0 = 値 / 値 = st.0 (lpoke/lpeek も可)
; Size : DWORD (+4, 4byte) st.1 = 値 / 値 = st.1 (lpoke/lpeek も可)
; Portdriver : STORAGE_PORT_CODE_SET (+8, 4byte) st.2 = 値 / 値 = st.2 (lpoke/lpeek も可)
; LUNResetSupported : BOOLEAN (+12, 1byte) poke st,12,値 / 値 = peek(st,12)
; TargetResetSupported : BOOLEAN (+13, 1byte) poke st,13,値 / 値 = peek(st,13)
; IoTimeoutValue : WORD (+14, 2byte) wpoke st,14,値 / 値 = wpeek(st,14)
; ExtraIoInfoSupported : BOOLEAN (+16, 1byte) poke st,16,値 / 値 = peek(st,16)
; Flags : _Flags_e__Union (+20, 4byte) varptr(st)+20 を基点に操作(4byte:入れ子/配列)
; Reserved0 : BYTE (+24, 2byte) varptr(st)+24 を基点に操作(2byte:入れ子/配列)
; Reserved1 : DWORD (+28, 4byte) st.7 = 値 / 値 = st.7 (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)
; STORAGE_MINIPORT_DESCRIPTOR サイズ: 40 バイト(x64)
dim st, 10 ; 4byte整数×10(構造体サイズ 40 / 4 切り上げ)
; Version : DWORD (+0, 4byte) st.0 = 値 / 値 = st.0 (lpoke/lpeek も可)
; Size : DWORD (+4, 4byte) st.1 = 値 / 値 = st.1 (lpoke/lpeek も可)
; Portdriver : STORAGE_PORT_CODE_SET (+8, 4byte) st.2 = 値 / 値 = st.2 (lpoke/lpeek も可)
; LUNResetSupported : BOOLEAN (+12, 1byte) poke st,12,値 / 値 = peek(st,12)
; TargetResetSupported : BOOLEAN (+13, 1byte) poke st,13,値 / 値 = peek(st,13)
; IoTimeoutValue : WORD (+14, 2byte) wpoke st,14,値 / 値 = wpeek(st,14)
; ExtraIoInfoSupported : BOOLEAN (+16, 1byte) poke st,16,値 / 値 = peek(st,16)
; Flags : _Flags_e__Union (+24, 8byte) varptr(st)+24 を基点に操作(8byte:入れ子/配列)
; Reserved0 : BYTE (+32, 2byte) varptr(st)+32 を基点に操作(2byte:入れ子/配列)
; Reserved1 : DWORD (+36, 4byte) st.9 = 値 / 値 = st.9 (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。; 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 STORAGE_MINIPORT_DESCRIPTOR
#field int Version
#field int Size
#field int Portdriver
#field bool1 LUNResetSupported
#field bool1 TargetResetSupported
#field short IoTimeoutValue
#field bool1 ExtraIoInfoSupported
#field byte Flags 8
#field byte Reserved0 2
#field int Reserved1
#endstruct
stdim st, STORAGE_MINIPORT_DESCRIPTOR ; NSTRUCT 変数を確保
st->Version = 100
mes "Version=" + st->Version
; ※union フィールドは byte 列で確保(NSTRUCT は union 非対応)。必要に応じ手動でアクセス。