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。
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 | 型 | 方向 |
|---|---|---|
| hProcess | HANDLE | in |
| dwAddr | DWORD | in |
| pdwDisplacement | DWORD* | out |
| Line | IMAGEHLP_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。#uselib "dbghelp.dll" #cfunc global SymGetLineFromAddr "SymGetLineFromAddr" sptr, int, sptr, sptr ; res = SymGetLineFromAddr(hProcess, dwAddr, varptr(pdwDisplacement), varptr(Line)) ; hProcess : HANDLE -> "sptr" ; dwAddr : DWORD -> "int" ; pdwDisplacement : DWORD* out -> "sptr" ; Line : IMAGEHLP_LINE* out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
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。; BOOL SymGetLineFromAddr(HANDLE hProcess, DWORD dwAddr, DWORD* pdwDisplacement, IMAGEHLP_LINE* Line) #uselib "dbghelp.dll" #cfunc global SymGetLineFromAddr "SymGetLineFromAddr" intptr, int, intptr, intptr ; res = SymGetLineFromAddr(hProcess, dwAddr, varptr(pdwDisplacement), varptr(Line)) ; hProcess : HANDLE -> "intptr" ; dwAddr : DWORD -> "int" ; pdwDisplacement : DWORD* out -> "intptr" ; Line : IMAGEHLP_LINE* out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
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 // BOOLfunction 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)。