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

SymGetLineFromAddr

関数
アドレスに対応するソース行情報を取得する。
DLLdbghelp.dll文字セットANSI (-A)呼出規約winapiSetLastErrorあり

シグネチャ

// dbghelp.dll  (ANSI / -A)
#include <windows.h>

BOOL SymGetLineFromAddr(
    HANDLE hProcess,
    DWORD dwAddr,
    DWORD* pdwDisplacement,
    IMAGEHLP_LINE* Line
);

パラメーター

名前方向
hProcessHANDLEin
dwAddrDWORDin
pdwDisplacementDWORD*out
LineIMAGEHLP_LINE*out

戻り値の型: BOOL

各言語での呼び出し定義

// dbghelp.dll  (ANSI / -A)
#include <windows.h>

BOOL SymGetLineFromAddr(
    HANDLE hProcess,
    DWORD dwAddr,
    DWORD* pdwDisplacement,
    IMAGEHLP_LINE* Line
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
static extern bool SymGetLineFromAddr(
    IntPtr hProcess,   // HANDLE
    uint dwAddr,   // DWORD
    out uint pdwDisplacement,   // DWORD* out
    IntPtr Line   // IMAGEHLP_LINE* out
);
<DllImport("dbghelp.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymGetLineFromAddr(
    hProcess As IntPtr,   ' HANDLE
    dwAddr As UInteger,   ' DWORD
    <Out> ByRef pdwDisplacement As UInteger,   ' DWORD* out
    Line As IntPtr   ' IMAGEHLP_LINE* out
) As Boolean
End Function
' hProcess : HANDLE
' dwAddr : DWORD
' pdwDisplacement : DWORD* out
' Line : IMAGEHLP_LINE* out
Declare PtrSafe Function SymGetLineFromAddr Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal dwAddr As Long, _
    ByRef pdwDisplacement As Long, _
    ByVal Line 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

SymGetLineFromAddr = ctypes.windll.dbghelp.SymGetLineFromAddr
SymGetLineFromAddr.restype = wintypes.BOOL
SymGetLineFromAddr.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    wintypes.DWORD,  # dwAddr : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pdwDisplacement : DWORD* out
    ctypes.c_void_p,  # Line : IMAGEHLP_LINE* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymGetLineFromAddr = Fiddle::Function.new(
  lib['SymGetLineFromAddr'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    -Fiddle::TYPE_INT,  # dwAddr : DWORD
    Fiddle::TYPE_VOIDP,  # pdwDisplacement : DWORD* out
    Fiddle::TYPE_VOIDP,  # Line : IMAGEHLP_LINE* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "dbghelp")]
extern "system" {
    fn SymGetLineFromAddr(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        dwAddr: u32,  // DWORD
        pdwDisplacement: *mut u32,  // DWORD* out
        Line: *mut IMAGEHLP_LINE  // IMAGEHLP_LINE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool SymGetLineFromAddr(IntPtr hProcess, uint dwAddr, out uint pdwDisplacement, IntPtr Line);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymGetLineFromAddr' -Namespace Win32 -PassThru
# $api::SymGetLineFromAddr(hProcess, dwAddr, pdwDisplacement, Line)
#uselib "dbghelp.dll"
#func global SymGetLineFromAddr "SymGetLineFromAddr" sptr, sptr, sptr, sptr
; SymGetLineFromAddr hProcess, dwAddr, varptr(pdwDisplacement), varptr(Line)   ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; dwAddr : DWORD -> "sptr"
; pdwDisplacement : DWORD* out -> "sptr"
; Line : IMAGEHLP_LINE* out -> "sptr"
; ※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 SymGetLineFromAddr "SymGetLineFromAddr" sptr, int, var, var
; res = SymGetLineFromAddr(hProcess, dwAddr, pdwDisplacement, Line)
; hProcess : HANDLE -> "sptr"
; dwAddr : DWORD -> "int"
; pdwDisplacement : DWORD* out -> "var"
; Line : IMAGEHLP_LINE* 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。
出力引数:
; BOOL SymGetLineFromAddr(HANDLE hProcess, DWORD dwAddr, DWORD* pdwDisplacement, IMAGEHLP_LINE* Line)
#uselib "dbghelp.dll"
#cfunc global SymGetLineFromAddr "SymGetLineFromAddr" intptr, int, var, var
; res = SymGetLineFromAddr(hProcess, dwAddr, pdwDisplacement, Line)
; hProcess : HANDLE -> "intptr"
; dwAddr : DWORD -> "int"
; pdwDisplacement : DWORD* out -> "var"
; Line : IMAGEHLP_LINE* 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")
	procSymGetLineFromAddr = dbghelp.NewProc("SymGetLineFromAddr")
)

// hProcess (HANDLE), dwAddr (DWORD), pdwDisplacement (DWORD* out), Line (IMAGEHLP_LINE* out)
r1, _, err := procSymGetLineFromAddr.Call(
	uintptr(hProcess),
	uintptr(dwAddr),
	uintptr(pdwDisplacement),
	uintptr(Line),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SymGetLineFromAddr(
  hProcess: THandle;   // HANDLE
  dwAddr: DWORD;   // DWORD
  pdwDisplacement: Pointer;   // DWORD* out
  Line: Pointer   // IMAGEHLP_LINE* out
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymGetLineFromAddr';
result := DllCall("dbghelp\SymGetLineFromAddr"
    , "Ptr", hProcess   ; HANDLE
    , "UInt", dwAddr   ; DWORD
    , "Ptr", pdwDisplacement   ; DWORD* out
    , "Ptr", Line   ; IMAGEHLP_LINE* out
    , "Int")   ; return: BOOL
●SymGetLineFromAddr(hProcess, dwAddr, pdwDisplacement, Line) = DLL("dbghelp.dll", "bool SymGetLineFromAddr(void*, dword, void*, void*)")
# 呼び出し: SymGetLineFromAddr(hProcess, dwAddr, pdwDisplacement, Line)
# hProcess : HANDLE -> "void*"
# dwAddr : DWORD -> "dword"
# pdwDisplacement : DWORD* out -> "void*"
# Line : IMAGEHLP_LINE* 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)。