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UNWIND_HISTORY_TABLE

構造体
サイズx64: 216 バイト / x86: 112 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
CountDWORD4+0+0テーブルに格納されたエントリ数。
LocalHintBYTE1+4+4ローカル検索ヒント。検索高速化に使用。
GlobalHintBYTE1+5+5グローバル検索ヒント。
SearchBYTE1+6+6検索方式を示すフラグ。
OnceBYTE1+7+7一度のみ評価することを示すフラグ。
LowAddressUINT_PTR8/4+8+8テーブルがカバーするアドレス範囲の下限。
HighAddressUINT_PTR8/4+16+12テーブルがカバーするアドレス範囲の上限。
EntryUNWIND_HISTORY_TABLE_ENTRY192/96+24+16アンワインド履歴エントリ(UNWIND_HISTORY_TABLE_ENTRY)の配列。

各言語での定義

#include <windows.h>

// UNWIND_HISTORY_TABLE_ENTRY  (x64 16 / x86 8 バイト)
typedef struct UNWIND_HISTORY_TABLE_ENTRY {
    UINT_PTR ImageBase;
    IMAGE_ARM64_RUNTIME_FUNCTION_ENTRY* FunctionEntry;
} UNWIND_HISTORY_TABLE_ENTRY;

// UNWIND_HISTORY_TABLE  (x64 216 / x86 112 バイト)
typedef struct UNWIND_HISTORY_TABLE {
    DWORD Count;
    BYTE LocalHint;
    BYTE GlobalHint;
    BYTE Search;
    BYTE Once;
    UINT_PTR LowAddress;
    UINT_PTR HighAddress;
    UNWIND_HISTORY_TABLE_ENTRY Entry[12];
} UNWIND_HISTORY_TABLE;
using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct UNWIND_HISTORY_TABLE_ENTRY
{
    public UIntPtr ImageBase;
    public IntPtr FunctionEntry;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct UNWIND_HISTORY_TABLE
{
    public uint Count;
    public byte LocalHint;
    public byte GlobalHint;
    public byte Search;
    public byte Once;
    public UIntPtr LowAddress;
    public UIntPtr HighAddress;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 12)] public UNWIND_HISTORY_TABLE_ENTRY[] Entry;
}
Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure UNWIND_HISTORY_TABLE_ENTRY
    Public ImageBase As UIntPtr
    Public FunctionEntry As IntPtr
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure UNWIND_HISTORY_TABLE
    Public Count As UInteger
    Public LocalHint As Byte
    Public GlobalHint As Byte
    Public Search As Byte
    Public Once As Byte
    Public LowAddress As UIntPtr
    Public HighAddress As UIntPtr
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=12)> Public Entry() As UNWIND_HISTORY_TABLE_ENTRY
End Structure
import ctypes
from ctypes import wintypes

class UNWIND_HISTORY_TABLE_ENTRY(ctypes.Structure):
    _fields_ = [
        ("ImageBase", ctypes.c_size_t),
        ("FunctionEntry", ctypes.c_void_p),
    ]

class UNWIND_HISTORY_TABLE(ctypes.Structure):
    _fields_ = [
        ("Count", wintypes.DWORD),
        ("LocalHint", ctypes.c_ubyte),
        ("GlobalHint", ctypes.c_ubyte),
        ("Search", ctypes.c_ubyte),
        ("Once", ctypes.c_ubyte),
        ("LowAddress", ctypes.c_size_t),
        ("HighAddress", ctypes.c_size_t),
        ("Entry", UNWIND_HISTORY_TABLE_ENTRY * 12),
    ]
#[repr(C)]
pub struct UNWIND_HISTORY_TABLE_ENTRY {
    pub ImageBase: usize,
    pub FunctionEntry: *mut core::ffi::c_void,
}

#[repr(C)]
pub struct UNWIND_HISTORY_TABLE {
    pub Count: u32,
    pub LocalHint: u8,
    pub GlobalHint: u8,
    pub Search: u8,
    pub Once: u8,
    pub LowAddress: usize,
    pub HighAddress: usize,
    pub Entry: [UNWIND_HISTORY_TABLE_ENTRY; 12],
}
import "golang.org/x/sys/windows"

type UNWIND_HISTORY_TABLE_ENTRY struct {
	ImageBase uintptr
	FunctionEntry uintptr
}

type UNWIND_HISTORY_TABLE struct {
	Count uint32
	LocalHint byte
	GlobalHint byte
	Search byte
	Once byte
	LowAddress uintptr
	HighAddress uintptr
	Entry [12]UNWIND_HISTORY_TABLE_ENTRY
}
type
  UNWIND_HISTORY_TABLE_ENTRY = record
    ImageBase: NativeUInt;
    FunctionEntry: Pointer;
  end;

  UNWIND_HISTORY_TABLE = record
    Count: DWORD;
    LocalHint: Byte;
    GlobalHint: Byte;
    Search: Byte;
    Once: Byte;
    LowAddress: NativeUInt;
    HighAddress: NativeUInt;
    Entry: array[0..11] of UNWIND_HISTORY_TABLE_ENTRY;
  end;
const UNWIND_HISTORY_TABLE_ENTRY = extern struct {
    ImageBase: usize,
    FunctionEntry: ?*anyopaque,
};

const UNWIND_HISTORY_TABLE = extern struct {
    Count: u32,
    LocalHint: u8,
    GlobalHint: u8,
    Search: u8,
    Once: u8,
    LowAddress: usize,
    HighAddress: usize,
    Entry: [12]UNWIND_HISTORY_TABLE_ENTRY,
};
type
  UNWIND_HISTORY_TABLE_ENTRY {.bycopy.} = object
    ImageBase: uint
    FunctionEntry: pointer

  UNWIND_HISTORY_TABLE {.bycopy.} = object
    Count: uint32
    LocalHint: uint8
    GlobalHint: uint8
    Search: uint8
    Once: uint8
    LowAddress: uint
    HighAddress: uint
    Entry: array[12, UNWIND_HISTORY_TABLE_ENTRY]
struct UNWIND_HISTORY_TABLE_ENTRY
{
    size_t ImageBase;
    void* FunctionEntry;
}

struct UNWIND_HISTORY_TABLE
{
    uint Count;
    ubyte LocalHint;
    ubyte GlobalHint;
    ubyte Search;
    ubyte Once;
    size_t LowAddress;
    size_t HighAddress;
    UNWIND_HISTORY_TABLE_ENTRY[12] Entry;
}

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)
; UNWIND_HISTORY_TABLE サイズ: 112 バイト(x86)
dim st, 28    ; 4byte整数×28(構造体サイズ 112 / 4 切り上げ)
; Count : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; LocalHint : BYTE (+4, 1byte)  poke st,4,値  /  値 = peek(st,4)
; GlobalHint : BYTE (+5, 1byte)  poke st,5,値  /  値 = peek(st,5)
; Search : BYTE (+6, 1byte)  poke st,6,値  /  値 = peek(st,6)
; Once : BYTE (+7, 1byte)  poke st,7,値  /  値 = peek(st,7)
; LowAddress : UINT_PTR (+8, 4byte)  st.2 = 値  /  値 = st.2   (lpoke/lpeek も可)
; HighAddress : UINT_PTR (+12, 4byte)  st.3 = 値  /  値 = st.3   (lpoke/lpeek も可)
; Entry : UNWIND_HISTORY_TABLE_ENTRY (+16, 96byte)  varptr(st)+16 を基点に操作(96byte:入れ子/配列)
; ※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)
; UNWIND_HISTORY_TABLE サイズ: 216 バイト(x64)
dim st, 54    ; 4byte整数×54(構造体サイズ 216 / 4 切り上げ)
; Count : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; LocalHint : BYTE (+4, 1byte)  poke st,4,値  /  値 = peek(st,4)
; GlobalHint : BYTE (+5, 1byte)  poke st,5,値  /  値 = peek(st,5)
; Search : BYTE (+6, 1byte)  poke st,6,値  /  値 = peek(st,6)
; Once : BYTE (+7, 1byte)  poke st,7,値  /  値 = peek(st,7)
; LowAddress : UINT_PTR (+8, 8byte)  qpoke st,8,値 / qpeek(st,8)  ※IronHSPのみ。3.7/3.8は lpoke st,8,下位 : lpoke st,12,上位
; HighAddress : UINT_PTR (+16, 8byte)  qpoke st,16,値 / qpeek(st,16)  ※IronHSPのみ。3.7/3.8は lpoke st,16,下位 : lpoke st,20,上位
; Entry : UNWIND_HISTORY_TABLE_ENTRY (+24, 192byte)  varptr(st)+24 を基点に操作(192byte:入れ子/配列)
; ※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 UNWIND_HISTORY_TABLE_ENTRY
    #field intptr ImageBase
    #field intptr FunctionEntry
#endstruct

#defstruct global UNWIND_HISTORY_TABLE
    #field int Count
    #field byte LocalHint
    #field byte GlobalHint
    #field byte Search
    #field byte Once
    #field intptr LowAddress
    #field intptr HighAddress
    #field UNWIND_HISTORY_TABLE_ENTRY Entry 12
#endstruct

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