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STI_DEVICE_INFORMATIONW
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 |
|---|---|---|---|---|---|
| dwSize | DWORD | 4 | +0 | +0 | この構造体のサイズをバイト単位で示すDWORD。 |
| DeviceType | DWORD | 4 | +4 | +4 | Still Imageデバイスの種別を示すDWORD。スキャナ/カメラ等。 |
| szDeviceInternalName | WCHAR | 256 | +8 | +8 | デバイス内部名を保持するワイド文字配列。 |
| DeviceCapabilitiesA | STI_DEV_CAPS | 4 | +264 | +264 | デバイスの能力情報を保持するSTI_DEV_CAPS。 |
| dwHardwareConfiguration | DWORD | 4 | +268 | +268 | ハードウェア構成を示すDWORD。接続種別等。 |
| pszVendorDescription | LPWSTR | 8/4 | +272 | +272 | ベンダ説明文字列を指すワイド文字列。 |
| pszDeviceDescription | LPWSTR | 8/4 | +280 | +276 | デバイス説明文字列を指すワイド文字列。 |
| pszPortName | LPWSTR | 8/4 | +288 | +280 | デバイスが接続されているポート名を指すワイド文字列。 |
| pszPropProvider | LPWSTR | 8/4 | +296 | +284 | プロパティプロバイダ名を指すワイド文字列。 |
| pszLocalName | LPWSTR | 8/4 | +304 | +288 | デバイスのローカル名を指すワイド文字列。 |
各言語での定義
#include <windows.h>
// STI_DEV_CAPS (x64 4 / x86 4 バイト)
typedef struct STI_DEV_CAPS {
DWORD dwGeneric;
} STI_DEV_CAPS;
// STI_DEVICE_INFORMATIONW (x64 312 / x86 292 バイト)
typedef struct STI_DEVICE_INFORMATIONW {
DWORD dwSize;
DWORD DeviceType;
WCHAR szDeviceInternalName[128];
STI_DEV_CAPS DeviceCapabilitiesA;
DWORD dwHardwareConfiguration;
LPWSTR pszVendorDescription;
LPWSTR pszDeviceDescription;
LPWSTR pszPortName;
LPWSTR pszPropProvider;
LPWSTR pszLocalName;
} STI_DEVICE_INFORMATIONW;using System;
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct STI_DEV_CAPS
{
public uint dwGeneric;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct STI_DEVICE_INFORMATIONW
{
public uint dwSize;
public uint DeviceType;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)] public string szDeviceInternalName;
public STI_DEV_CAPS DeviceCapabilitiesA;
public uint dwHardwareConfiguration;
public IntPtr pszVendorDescription;
public IntPtr pszDeviceDescription;
public IntPtr pszPortName;
public IntPtr pszPropProvider;
public IntPtr pszLocalName;
}Imports System.Runtime.InteropServices
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure STI_DEV_CAPS
Public dwGeneric As UInteger
End Structure
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure STI_DEVICE_INFORMATIONW
Public dwSize As UInteger
Public DeviceType As UInteger
<MarshalAs(UnmanagedType.ByValTStr, SizeConst:=128)> Public szDeviceInternalName As String
Public DeviceCapabilitiesA As STI_DEV_CAPS
Public dwHardwareConfiguration As UInteger
Public pszVendorDescription As IntPtr
Public pszDeviceDescription As IntPtr
Public pszPortName As IntPtr
Public pszPropProvider As IntPtr
Public pszLocalName As IntPtr
End Structureimport ctypes
from ctypes import wintypes
class STI_DEV_CAPS(ctypes.Structure):
_fields_ = [
("dwGeneric", wintypes.DWORD),
]
class STI_DEVICE_INFORMATIONW(ctypes.Structure):
_fields_ = [
("dwSize", wintypes.DWORD),
("DeviceType", wintypes.DWORD),
("szDeviceInternalName", ctypes.c_wchar * 128),
("DeviceCapabilitiesA", STI_DEV_CAPS),
("dwHardwareConfiguration", wintypes.DWORD),
("pszVendorDescription", ctypes.c_void_p),
("pszDeviceDescription", ctypes.c_void_p),
("pszPortName", ctypes.c_void_p),
("pszPropProvider", ctypes.c_void_p),
("pszLocalName", ctypes.c_void_p),
]#[repr(C)]
pub struct STI_DEV_CAPS {
pub dwGeneric: u32,
}
#[repr(C)]
pub struct STI_DEVICE_INFORMATIONW {
pub dwSize: u32,
pub DeviceType: u32,
pub szDeviceInternalName: [u16; 128],
pub DeviceCapabilitiesA: STI_DEV_CAPS,
pub dwHardwareConfiguration: u32,
pub pszVendorDescription: *mut core::ffi::c_void,
pub pszDeviceDescription: *mut core::ffi::c_void,
pub pszPortName: *mut core::ffi::c_void,
pub pszPropProvider: *mut core::ffi::c_void,
pub pszLocalName: *mut core::ffi::c_void,
}import "golang.org/x/sys/windows"
type STI_DEV_CAPS struct {
dwGeneric uint32
}
type STI_DEVICE_INFORMATIONW struct {
dwSize uint32
DeviceType uint32
szDeviceInternalName [128]uint16
DeviceCapabilitiesA STI_DEV_CAPS
dwHardwareConfiguration uint32
pszVendorDescription uintptr
pszDeviceDescription uintptr
pszPortName uintptr
pszPropProvider uintptr
pszLocalName uintptr
}type
STI_DEV_CAPS = record
dwGeneric: DWORD;
end;
STI_DEVICE_INFORMATIONW = record
dwSize: DWORD;
DeviceType: DWORD;
szDeviceInternalName: array[0..127] of WideChar;
DeviceCapabilitiesA: STI_DEV_CAPS;
dwHardwareConfiguration: DWORD;
pszVendorDescription: Pointer;
pszDeviceDescription: Pointer;
pszPortName: Pointer;
pszPropProvider: Pointer;
pszLocalName: Pointer;
end;const STI_DEV_CAPS = extern struct {
dwGeneric: u32,
};
const STI_DEVICE_INFORMATIONW = extern struct {
dwSize: u32,
DeviceType: u32,
szDeviceInternalName: [128]u16,
DeviceCapabilitiesA: STI_DEV_CAPS,
dwHardwareConfiguration: u32,
pszVendorDescription: ?*anyopaque,
pszDeviceDescription: ?*anyopaque,
pszPortName: ?*anyopaque,
pszPropProvider: ?*anyopaque,
pszLocalName: ?*anyopaque,
};type
STI_DEV_CAPS {.bycopy.} = object
dwGeneric: uint32
STI_DEVICE_INFORMATIONW {.bycopy.} = object
dwSize: uint32
DeviceType: uint32
szDeviceInternalName: array[128, uint16]
DeviceCapabilitiesA: STI_DEV_CAPS
dwHardwareConfiguration: uint32
pszVendorDescription: pointer
pszDeviceDescription: pointer
pszPortName: pointer
pszPropProvider: pointer
pszLocalName: pointerstruct STI_DEV_CAPS
{
uint dwGeneric;
}
struct STI_DEVICE_INFORMATIONW
{
uint dwSize;
uint DeviceType;
wchar[128] szDeviceInternalName;
STI_DEV_CAPS DeviceCapabilitiesA;
uint dwHardwareConfiguration;
void* pszVendorDescription;
void* pszDeviceDescription;
void* pszPortName;
void* pszPropProvider;
void* pszLocalName;
}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)
; STI_DEVICE_INFORMATIONW サイズ: 292 バイト(x86)
dim st, 73 ; 4byte整数×73(構造体サイズ 292 / 4 切り上げ)
; dwSize : DWORD (+0, 4byte) st.0 = 値 / 値 = st.0 (lpoke/lpeek も可)
; DeviceType : DWORD (+4, 4byte) st.1 = 値 / 値 = st.1 (lpoke/lpeek も可)
; szDeviceInternalName : WCHAR (+8, 256byte) varptr(st)+8 を基点に操作(256byte:入れ子/配列)
; DeviceCapabilitiesA : STI_DEV_CAPS (+264, 4byte) varptr(st)+264 を基点に操作(4byte:入れ子/配列)
; dwHardwareConfiguration : DWORD (+268, 4byte) st.67 = 値 / 値 = st.67 (lpoke/lpeek も可)
; pszVendorDescription : LPWSTR (+272, 4byte) st.68 = 値 / 値 = st.68 (lpoke/lpeek も可)
; pszDeviceDescription : LPWSTR (+276, 4byte) st.69 = 値 / 値 = st.69 (lpoke/lpeek も可)
; pszPortName : LPWSTR (+280, 4byte) st.70 = 値 / 値 = st.70 (lpoke/lpeek も可)
; pszPropProvider : LPWSTR (+284, 4byte) st.71 = 値 / 値 = st.71 (lpoke/lpeek も可)
; pszLocalName : LPWSTR (+288, 4byte) st.72 = 値 / 値 = st.72 (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)
; STI_DEVICE_INFORMATIONW サイズ: 312 バイト(x64)
dim st, 78 ; 4byte整数×78(構造体サイズ 312 / 4 切り上げ)
; dwSize : DWORD (+0, 4byte) st.0 = 値 / 値 = st.0 (lpoke/lpeek も可)
; DeviceType : DWORD (+4, 4byte) st.1 = 値 / 値 = st.1 (lpoke/lpeek も可)
; szDeviceInternalName : WCHAR (+8, 256byte) varptr(st)+8 を基点に操作(256byte:入れ子/配列)
; DeviceCapabilitiesA : STI_DEV_CAPS (+264, 4byte) varptr(st)+264 を基点に操作(4byte:入れ子/配列)
; dwHardwareConfiguration : DWORD (+268, 4byte) st.67 = 値 / 値 = st.67 (lpoke/lpeek も可)
; pszVendorDescription : LPWSTR (+272, 8byte) qpoke st,272,値 / qpeek(st,272) ※IronHSPのみ。3.7/3.8は lpoke st,272,下位 : lpoke st,276,上位
; pszDeviceDescription : LPWSTR (+280, 8byte) qpoke st,280,値 / qpeek(st,280) ※IronHSPのみ。3.7/3.8は lpoke st,280,下位 : lpoke st,284,上位
; pszPortName : LPWSTR (+288, 8byte) qpoke st,288,値 / qpeek(st,288) ※IronHSPのみ。3.7/3.8は lpoke st,288,下位 : lpoke st,292,上位
; pszPropProvider : LPWSTR (+296, 8byte) qpoke st,296,値 / qpeek(st,296) ※IronHSPのみ。3.7/3.8は lpoke st,296,下位 : lpoke st,300,上位
; pszLocalName : LPWSTR (+304, 8byte) qpoke st,304,値 / qpeek(st,304) ※IronHSPのみ。3.7/3.8は lpoke st,304,下位 : lpoke st,308,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。
; ※GUID・入れ子構造体はデフォルト型でないため、依存する #defstruct を先に定義(下記に同梱)。
#defstruct global STI_DEV_CAPS
#field int dwGeneric
#endstruct
#defstruct global STI_DEVICE_INFORMATIONW
#field int dwSize
#field int DeviceType
#field wchar szDeviceInternalName 128
#field STI_DEV_CAPS DeviceCapabilitiesA
#field int dwHardwareConfiguration
#field intptr pszVendorDescription
#field intptr pszDeviceDescription
#field intptr pszPortName
#field intptr pszPropProvider
#field intptr pszLocalName
#endstruct
stdim st, STI_DEVICE_INFORMATIONW ; NSTRUCT 変数を確保
st->dwSize = 100
mes "dwSize=" + st->dwSize