Win32 API 日本語リファレンス
ホームSystem.Diagnostics.Debug › SymGetSymFromAddr64

SymGetSymFromAddr64

関数
アドレスに対応するシンボル情報を取得する(旧式API)。
DLLdbghelp.dll呼出規約winapiSetLastErrorあり

シグネチャ

// dbghelp.dll
#include <windows.h>

BOOL SymGetSymFromAddr64(
    HANDLE hProcess,
    ULONGLONG qwAddr,
    ULONGLONG* pdwDisplacement,   // optional
    IMAGEHLP_SYMBOL64* Symbol
);

パラメーター

名前方向
hProcessHANDLEin
qwAddrULONGLONGin
pdwDisplacementULONGLONG*outoptional
SymbolIMAGEHLP_SYMBOL64*inout

戻り値の型: BOOL

各言語での呼び出し定義

// dbghelp.dll
#include <windows.h>

BOOL SymGetSymFromAddr64(
    HANDLE hProcess,
    ULONGLONG qwAddr,
    ULONGLONG* pdwDisplacement,   // optional
    IMAGEHLP_SYMBOL64* Symbol
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", SetLastError = true, ExactSpelling = true)]
static extern bool SymGetSymFromAddr64(
    IntPtr hProcess,   // HANDLE
    ulong qwAddr,   // ULONGLONG
    IntPtr pdwDisplacement,   // ULONGLONG* optional, out
    IntPtr Symbol   // IMAGEHLP_SYMBOL64* in/out
);
<DllImport("dbghelp.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymGetSymFromAddr64(
    hProcess As IntPtr,   ' HANDLE
    qwAddr As ULong,   ' ULONGLONG
    pdwDisplacement As IntPtr,   ' ULONGLONG* optional, out
    Symbol As IntPtr   ' IMAGEHLP_SYMBOL64* in/out
) As Boolean
End Function
' hProcess : HANDLE
' qwAddr : ULONGLONG
' pdwDisplacement : ULONGLONG* optional, out
' Symbol : IMAGEHLP_SYMBOL64* in/out
Declare PtrSafe Function SymGetSymFromAddr64 Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal qwAddr As LongLong, _
    ByVal pdwDisplacement As LongPtr, _
    ByVal Symbol As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

SymGetSymFromAddr64 = ctypes.windll.dbghelp.SymGetSymFromAddr64
SymGetSymFromAddr64.restype = wintypes.BOOL
SymGetSymFromAddr64.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.c_ulonglong,  # qwAddr : ULONGLONG
    ctypes.POINTER(ctypes.c_ulonglong),  # pdwDisplacement : ULONGLONG* optional, out
    ctypes.c_void_p,  # Symbol : IMAGEHLP_SYMBOL64* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymGetSymFromAddr64 = Fiddle::Function.new(
  lib['SymGetSymFromAddr64'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    -Fiddle::TYPE_LONG_LONG,  # qwAddr : ULONGLONG
    Fiddle::TYPE_VOIDP,  # pdwDisplacement : ULONGLONG* optional, out
    Fiddle::TYPE_VOIDP,  # Symbol : IMAGEHLP_SYMBOL64* in/out
  ],
  Fiddle::TYPE_INT)
#[link(name = "dbghelp")]
extern "system" {
    fn SymGetSymFromAddr64(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        qwAddr: u64,  // ULONGLONG
        pdwDisplacement: *mut u64,  // ULONGLONG* optional, out
        Symbol: *mut IMAGEHLP_SYMBOL64  // IMAGEHLP_SYMBOL64* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", SetLastError = true)]
public static extern bool SymGetSymFromAddr64(IntPtr hProcess, ulong qwAddr, IntPtr pdwDisplacement, IntPtr Symbol);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymGetSymFromAddr64' -Namespace Win32 -PassThru
# $api::SymGetSymFromAddr64(hProcess, qwAddr, pdwDisplacement, Symbol)
#uselib "dbghelp.dll"
#func global SymGetSymFromAddr64 "SymGetSymFromAddr64" sptr, sptr, sptr, sptr
; SymGetSymFromAddr64 hProcess, qwAddr, varptr(pdwDisplacement), varptr(Symbol)   ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; qwAddr : ULONGLONG -> "sptr"
; pdwDisplacement : ULONGLONG* optional, out -> "sptr"
; Symbol : IMAGEHLP_SYMBOL64* in/out -> "sptr"
; ※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 SymGetSymFromAddr64 "SymGetSymFromAddr64" sptr, int64, var, var
; res = SymGetSymFromAddr64(hProcess, qwAddr, pdwDisplacement, Symbol)
; hProcess : HANDLE -> "sptr"
; qwAddr : ULONGLONG -> "int64"
; pdwDisplacement : ULONGLONG* optional, out -> "var"
; Symbol : IMAGEHLP_SYMBOL64* 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 SymGetSymFromAddr64(HANDLE hProcess, ULONGLONG qwAddr, ULONGLONG* pdwDisplacement, IMAGEHLP_SYMBOL64* Symbol)
#uselib "dbghelp.dll"
#cfunc global SymGetSymFromAddr64 "SymGetSymFromAddr64" intptr, int64, var, var
; res = SymGetSymFromAddr64(hProcess, qwAddr, pdwDisplacement, Symbol)
; hProcess : HANDLE -> "intptr"
; qwAddr : ULONGLONG -> "int64"
; pdwDisplacement : ULONGLONG* optional, out -> "var"
; Symbol : IMAGEHLP_SYMBOL64* 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")
	procSymGetSymFromAddr64 = dbghelp.NewProc("SymGetSymFromAddr64")
)

// hProcess (HANDLE), qwAddr (ULONGLONG), pdwDisplacement (ULONGLONG* optional, out), Symbol (IMAGEHLP_SYMBOL64* in/out)
r1, _, err := procSymGetSymFromAddr64.Call(
	uintptr(hProcess),
	uintptr(qwAddr),
	uintptr(pdwDisplacement),
	uintptr(Symbol),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SymGetSymFromAddr64(
  hProcess: THandle;   // HANDLE
  qwAddr: UInt64;   // ULONGLONG
  pdwDisplacement: Pointer;   // ULONGLONG* optional, out
  Symbol: Pointer   // IMAGEHLP_SYMBOL64* in/out
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymGetSymFromAddr64';
result := DllCall("dbghelp\SymGetSymFromAddr64"
    , "Ptr", hProcess   ; HANDLE
    , "Int64", qwAddr   ; ULONGLONG
    , "Ptr", pdwDisplacement   ; ULONGLONG* optional, out
    , "Ptr", Symbol   ; IMAGEHLP_SYMBOL64* in/out
    , "Int")   ; return: BOOL
●SymGetSymFromAddr64(hProcess, qwAddr, pdwDisplacement, Symbol) = DLL("dbghelp.dll", "bool SymGetSymFromAddr64(void*, qword, void*, void*)")
# 呼び出し: SymGetSymFromAddr64(hProcess, qwAddr, pdwDisplacement, Symbol)
# hProcess : HANDLE -> "void*"
# qwAddr : ULONGLONG -> "qword"
# pdwDisplacement : ULONGLONG* optional, out -> "void*"
# Symbol : IMAGEHLP_SYMBOL64* 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)。