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KSEVENTDATA_BDA_RF_TUNER_SCAN_S

構造体
サイズx64: 32 バイト / x86: 20 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

フィールドサイズx64x86説明
EventDataKSEVENTDATA16/8+0+0Kernel Streamingイベントデータ基底(KSEVENTDATA)。通知種別等を含む。
StartFrequencyDWORD4+16+8スキャン開始周波数(kHz単位)。走査範囲の起点を示す。
EndFrequencyDWORD4+20+12スキャン終了周波数(kHz単位)。走査範囲の終点を示す。
LockRequestedBDA_LockType4+24+16要求されたロック種別を示す列挙値(BDA_LockType)。同期要求の種類を示す。

各言語での定義

#include <windows.h>

// KSEVENTDATA  (x64 16 / x86 8 バイト)
typedef struct KSEVENTDATA {
    DWORD NotificationType;
    _Anonymous_e__Union Anonymous;
} KSEVENTDATA;

// KSEVENTDATA_BDA_RF_TUNER_SCAN_S  (x64 32 / x86 20 バイト)
typedef struct KSEVENTDATA_BDA_RF_TUNER_SCAN_S {
    KSEVENTDATA EventData;
    DWORD StartFrequency;
    DWORD EndFrequency;
    BDA_LockType LockRequested;
} KSEVENTDATA_BDA_RF_TUNER_SCAN_S;
using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct KSEVENTDATA
{
    public uint NotificationType;
    public _Anonymous_e__Union Anonymous;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct KSEVENTDATA_BDA_RF_TUNER_SCAN_S
{
    public KSEVENTDATA EventData;
    public uint StartFrequency;
    public uint EndFrequency;
    public int LockRequested;
}
Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure KSEVENTDATA
    Public NotificationType As UInteger
    Public Anonymous As _Anonymous_e__Union
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure KSEVENTDATA_BDA_RF_TUNER_SCAN_S
    Public EventData As KSEVENTDATA
    Public StartFrequency As UInteger
    Public EndFrequency As UInteger
    Public LockRequested As Integer
End Structure
import ctypes
from ctypes import wintypes

class KSEVENTDATA(ctypes.Structure):
    _fields_ = [
        ("NotificationType", wintypes.DWORD),
        ("Anonymous", _Anonymous_e__Union),
    ]

class KSEVENTDATA_BDA_RF_TUNER_SCAN_S(ctypes.Structure):
    _fields_ = [
        ("EventData", KSEVENTDATA),
        ("StartFrequency", wintypes.DWORD),
        ("EndFrequency", wintypes.DWORD),
        ("LockRequested", ctypes.c_int),
    ]
#[repr(C)]
pub struct KSEVENTDATA {
    pub NotificationType: u32,
    pub Anonymous: _Anonymous_e__Union,
}

#[repr(C)]
pub struct KSEVENTDATA_BDA_RF_TUNER_SCAN_S {
    pub EventData: KSEVENTDATA,
    pub StartFrequency: u32,
    pub EndFrequency: u32,
    pub LockRequested: i32,
}
import "golang.org/x/sys/windows"

type KSEVENTDATA struct {
	NotificationType uint32
	Anonymous _Anonymous_e__Union
}

type KSEVENTDATA_BDA_RF_TUNER_SCAN_S struct {
	EventData KSEVENTDATA
	StartFrequency uint32
	EndFrequency uint32
	LockRequested int32
}
type
  KSEVENTDATA = record
    NotificationType: DWORD;
    Anonymous: _Anonymous_e__Union;
  end;

  KSEVENTDATA_BDA_RF_TUNER_SCAN_S = record
    EventData: KSEVENTDATA;
    StartFrequency: DWORD;
    EndFrequency: DWORD;
    LockRequested: Integer;
  end;
const KSEVENTDATA = extern struct {
    NotificationType: u32,
    Anonymous: _Anonymous_e__Union,
};

const KSEVENTDATA_BDA_RF_TUNER_SCAN_S = extern struct {
    EventData: KSEVENTDATA,
    StartFrequency: u32,
    EndFrequency: u32,
    LockRequested: i32,
};
type
  KSEVENTDATA {.bycopy.} = object
    NotificationType: uint32
    Anonymous: _Anonymous_e__Union

  KSEVENTDATA_BDA_RF_TUNER_SCAN_S {.bycopy.} = object
    EventData: KSEVENTDATA
    StartFrequency: uint32
    EndFrequency: uint32
    LockRequested: int32
struct KSEVENTDATA
{
    uint NotificationType;
    _Anonymous_e__Union Anonymous;
}

struct KSEVENTDATA_BDA_RF_TUNER_SCAN_S
{
    KSEVENTDATA EventData;
    uint StartFrequency;
    uint EndFrequency;
    int LockRequested;
}

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)
; KSEVENTDATA_BDA_RF_TUNER_SCAN_S サイズ: 20 バイト(x86)
dim st, 5    ; 4byte整数×5(構造体サイズ 20 / 4 切り上げ)
; EventData : KSEVENTDATA (+0, 8byte)  varptr(st)+0 を基点に操作(8byte:入れ子/配列)
; StartFrequency : DWORD (+8, 4byte)  st.2 = 値  /  値 = st.2   (lpoke/lpeek も可)
; EndFrequency : DWORD (+12, 4byte)  st.3 = 値  /  値 = st.3   (lpoke/lpeek も可)
; LockRequested : BDA_LockType (+16, 4byte)  st.4 = 値  /  値 = st.4   (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)
; KSEVENTDATA_BDA_RF_TUNER_SCAN_S サイズ: 32 バイト(x64)
dim st, 8    ; 4byte整数×8(構造体サイズ 32 / 4 切り上げ)
; EventData : KSEVENTDATA (+0, 16byte)  varptr(st)+0 を基点に操作(16byte:入れ子/配列)
; StartFrequency : DWORD (+16, 4byte)  st.4 = 値  /  値 = st.4   (lpoke/lpeek も可)
; EndFrequency : DWORD (+20, 4byte)  st.5 = 値  /  値 = st.5   (lpoke/lpeek も可)
; LockRequested : BDA_LockType (+24, 4byte)  st.6 = 値  /  値 = st.6   (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。
; ※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 KSEVENTDATA
    #field int NotificationType
    #field byte Anonymous 8
#endstruct

#defstruct global KSEVENTDATA_BDA_RF_TUNER_SCAN_S
    #field KSEVENTDATA EventData
    #field int StartFrequency
    #field int EndFrequency
    #field int LockRequested
#endstruct

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