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SymFromInlineContextW

関数
インラインコンテキストのシンボル情報を取得する(Unicode版)。
DLLdbghelp.dll文字セットUnicode (-W)呼出規約winapiSetLastErrorあり
📘 Microsoft Learn (日本語) · English

シグネチャ

// dbghelp.dll  (Unicode / -W)
#include <windows.h>

BOOL SymFromInlineContextW(
    HANDLE hProcess,
    ULONGLONG Address,
    DWORD InlineContext,
    ULONGLONG* Displacement,   // optional
    SYMBOL_INFOW* Symbol
);

パラメーター

名前型方向説明
hProcessHANDLEinシンボルハンドラを初期化済みの対象プロセスのハンドル。
AddressULONGLONGinシンボルを取得したい仮想アドレス。
InlineContextDWORDinインライン展開を識別するインラインコンテキスト値。
DisplacementULONGLONG*outoptionalシンボル先頭からの差分(バイト)を受け取る出力先。NULL可。
SymbolSYMBOL_INFOW*inout取得したシンボル情報を格納するSYMBOL_INFOW構造体へのポインタ。

戻り値の型: BOOL

各言語での呼び出し定義

// dbghelp.dll  (Unicode / -W)
#include <windows.h>

BOOL SymFromInlineContextW(
    HANDLE hProcess,
    ULONGLONG Address,
    DWORD InlineContext,
    ULONGLONG* Displacement,   // optional
    SYMBOL_INFOW* Symbol
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", CharSet = CharSet.Unicode, SetLastError = true, ExactSpelling = true)]
static extern bool SymFromInlineContextW(
    IntPtr hProcess,   // HANDLE
    ulong Address,   // ULONGLONG
    uint InlineContext,   // DWORD
    IntPtr Displacement,   // ULONGLONG* optional, out
    IntPtr Symbol   // SYMBOL_INFOW* in/out
);
<DllImport("dbghelp.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymFromInlineContextW(
    hProcess As IntPtr,   ' HANDLE
    Address As ULong,   ' ULONGLONG
    InlineContext As UInteger,   ' DWORD
    Displacement As IntPtr,   ' ULONGLONG* optional, out
    Symbol As IntPtr   ' SYMBOL_INFOW* in/out
) As Boolean
End Function
' hProcess : HANDLE
' Address : ULONGLONG
' InlineContext : DWORD
' Displacement : ULONGLONG* optional, out
' Symbol : SYMBOL_INFOW* in/out
Declare PtrSafe Function SymFromInlineContextW Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal Address As LongLong, _
    ByVal InlineContext As Long, _
    ByVal Displacement As LongPtr, _
    ByVal Symbol As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

SymFromInlineContextW = ctypes.windll.dbghelp.SymFromInlineContextW
SymFromInlineContextW.restype = wintypes.BOOL
SymFromInlineContextW.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.c_ulonglong,  # Address : ULONGLONG
    wintypes.DWORD,  # InlineContext : DWORD
    ctypes.POINTER(ctypes.c_ulonglong),  # Displacement : ULONGLONG* optional, out
    ctypes.c_void_p,  # Symbol : SYMBOL_INFOW* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymFromInlineContextW = Fiddle::Function.new(
  lib['SymFromInlineContextW'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    -Fiddle::TYPE_LONG_LONG,  # Address : ULONGLONG
    -Fiddle::TYPE_INT,  # InlineContext : DWORD
    Fiddle::TYPE_VOIDP,  # Displacement : ULONGLONG* optional, out
    Fiddle::TYPE_VOIDP,  # Symbol : SYMBOL_INFOW* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"
#[link(name = "dbghelp")]
extern "system" {
    fn SymFromInlineContextW(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        Address: u64,  // ULONGLONG
        InlineContext: u32,  // DWORD
        Displacement: *mut u64,  // ULONGLONG* optional, out
        Symbol: *mut SYMBOL_INFOW  // SYMBOL_INFOW* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool SymFromInlineContextW(IntPtr hProcess, ulong Address, uint InlineContext, IntPtr Displacement, IntPtr Symbol);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymFromInlineContextW' -Namespace Win32 -PassThru
# $api::SymFromInlineContextW(hProcess, Address, InlineContext, Displacement, Symbol)
#uselib "dbghelp.dll"
#func global SymFromInlineContextW "SymFromInlineContextW" wptr, wptr, wptr, wptr, wptr
; SymFromInlineContextW hProcess, Address, InlineContext, varptr(Displacement), varptr(Symbol)   ; 戻り値は stat
; hProcess : HANDLE -> "wptr"
; Address : ULONGLONG -> "wptr"
; InlineContext : DWORD -> "wptr"
; Displacement : ULONGLONG* optional, out -> "wptr"
; Symbol : SYMBOL_INFOW* in/out -> "wptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。
出力引数: 
#uselib "dbghelp.dll"
#cfunc global SymFromInlineContextW "SymFromInlineContextW" sptr, int64, int, var, var
; res = SymFromInlineContextW(hProcess, Address, InlineContext, Displacement, Symbol)
; hProcess : HANDLE -> "sptr"
; Address : ULONGLONG -> "int64"
; InlineContext : DWORD -> "int"
; Displacement : ULONGLONG* optional, out -> "var"
; Symbol : SYMBOL_INFOW* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。
出力引数: 
; BOOL SymFromInlineContextW(HANDLE hProcess, ULONGLONG Address, DWORD InlineContext, ULONGLONG* Displacement, SYMBOL_INFOW* Symbol)
#uselib "dbghelp.dll"
#cfunc global SymFromInlineContextW "SymFromInlineContextW" intptr, int64, int, var, var
; res = SymFromInlineContextW(hProcess, Address, InlineContext, Displacement, Symbol)
; hProcess : HANDLE -> "intptr"
; Address : ULONGLONG -> "int64"
; InlineContext : DWORD -> "int"
; Displacement : ULONGLONG* optional, out -> "var"
; Symbol : SYMBOL_INFOW* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procSymFromInlineContextW = dbghelp.NewProc("SymFromInlineContextW")
)

// hProcess (HANDLE), Address (ULONGLONG), InlineContext (DWORD), Displacement (ULONGLONG* optional, out), Symbol (SYMBOL_INFOW* in/out)
r1, _, err := procSymFromInlineContextW.Call(
	uintptr(hProcess),
	uintptr(Address),
	uintptr(InlineContext),
	uintptr(Displacement),
	uintptr(Symbol),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SymFromInlineContextW(
  hProcess: THandle;   // HANDLE
  Address: UInt64;   // ULONGLONG
  InlineContext: DWORD;   // DWORD
  Displacement: Pointer;   // ULONGLONG* optional, out
  Symbol: Pointer   // SYMBOL_INFOW* in/out
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymFromInlineContextW';
result := DllCall("dbghelp\SymFromInlineContextW"
    , "Ptr", hProcess   ; HANDLE
    , "Int64", Address   ; ULONGLONG
    , "UInt", InlineContext   ; DWORD
    , "Ptr", Displacement   ; ULONGLONG* optional, out
    , "Ptr", Symbol   ; SYMBOL_INFOW* in/out
    , "Int")   ; return: BOOL
●SymFromInlineContextW(hProcess, Address, InlineContext, Displacement, Symbol) = DLL("dbghelp.dll", "bool SymFromInlineContextW(void*, qword, dword, void*, void*)")
# 呼び出し: SymFromInlineContextW(hProcess, Address, InlineContext, Displacement, Symbol)
# hProcess : HANDLE -> "void*"
# Address : ULONGLONG -> "qword"
# InlineContext : DWORD -> "dword"
# Displacement : ULONGLONG* optional, out -> "void*"
# Symbol : SYMBOL_INFOW* in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。