ホーム › System.Diagnostics.Debug › SymFromToken
SymFromToken
関数トークンに対応するシンボル情報を取得する。
シグネチャ
// dbghelp.dll (ANSI / -A)
#include <windows.h>
BOOL SymFromToken(
HANDLE hProcess,
ULONGLONG Base,
DWORD Token,
SYMBOL_INFO* Symbol
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| hProcess | HANDLE | in |
| Base | ULONGLONG | in |
| Token | DWORD | in |
| Symbol | SYMBOL_INFO* | inout |
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 SymFromToken(
HANDLE hProcess,
ULONGLONG Base,
DWORD Token,
SYMBOL_INFO* Symbol
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
static extern bool SymFromToken(
IntPtr hProcess, // HANDLE
ulong Base, // ULONGLONG
uint Token, // DWORD
IntPtr Symbol // SYMBOL_INFO* in/out
);<DllImport("dbghelp.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymFromToken(
hProcess As IntPtr, ' HANDLE
Base As ULong, ' ULONGLONG
Token As UInteger, ' DWORD
Symbol As IntPtr ' SYMBOL_INFO* in/out
) As Boolean
End Function' hProcess : HANDLE
' Base : ULONGLONG
' Token : DWORD
' Symbol : SYMBOL_INFO* in/out
Declare PtrSafe Function SymFromToken Lib "dbghelp" ( _
ByVal hProcess As LongPtr, _
ByVal Base As LongLong, _
ByVal Token As Long, _
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
SymFromToken = ctypes.windll.dbghelp.SymFromToken
SymFromToken.restype = wintypes.BOOL
SymFromToken.argtypes = [
wintypes.HANDLE, # hProcess : HANDLE
ctypes.c_ulonglong, # Base : ULONGLONG
wintypes.DWORD, # Token : DWORD
ctypes.c_void_p, # Symbol : SYMBOL_INFO* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('dbghelp.dll')
SymFromToken = Fiddle::Function.new(
lib['SymFromToken'],
[
Fiddle::TYPE_VOIDP, # hProcess : HANDLE
-Fiddle::TYPE_LONG_LONG, # Base : ULONGLONG
-Fiddle::TYPE_INT, # Token : DWORD
Fiddle::TYPE_VOIDP, # Symbol : SYMBOL_INFO* in/out
],
Fiddle::TYPE_INT)#[link(name = "dbghelp")]
extern "system" {
fn SymFromToken(
hProcess: *mut core::ffi::c_void, // HANDLE
Base: u64, // ULONGLONG
Token: u32, // DWORD
Symbol: *mut SYMBOL_INFO // SYMBOL_INFO* in/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 SymFromToken(IntPtr hProcess, ulong Base, uint Token, IntPtr Symbol);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymFromToken' -Namespace Win32 -PassThru
# $api::SymFromToken(hProcess, Base, Token, Symbol)#uselib "dbghelp.dll"
#func global SymFromToken "SymFromToken" sptr, sptr, sptr, sptr
; SymFromToken hProcess, Base, Token, varptr(Symbol) ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; Base : ULONGLONG -> "sptr"
; Token : DWORD -> "sptr"
; Symbol : SYMBOL_INFO* 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 SymFromToken "SymFromToken" sptr, int64, int, var ; res = SymFromToken(hProcess, Base, Token, Symbol) ; hProcess : HANDLE -> "sptr" ; Base : ULONGLONG -> "int64" ; Token : DWORD -> "int" ; Symbol : SYMBOL_INFO* 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)。#uselib "dbghelp.dll" #cfunc global SymFromToken "SymFromToken" sptr, int64, int, sptr ; res = SymFromToken(hProcess, Base, Token, varptr(Symbol)) ; hProcess : HANDLE -> "sptr" ; Base : ULONGLONG -> "int64" ; Token : DWORD -> "int" ; Symbol : SYMBOL_INFO* in/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))。 ; ※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 SymFromToken(HANDLE hProcess, ULONGLONG Base, DWORD Token, SYMBOL_INFO* Symbol) #uselib "dbghelp.dll" #cfunc global SymFromToken "SymFromToken" intptr, int64, int, var ; res = SymFromToken(hProcess, Base, Token, Symbol) ; hProcess : HANDLE -> "intptr" ; Base : ULONGLONG -> "int64" ; Token : DWORD -> "int" ; Symbol : SYMBOL_INFO* 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。; BOOL SymFromToken(HANDLE hProcess, ULONGLONG Base, DWORD Token, SYMBOL_INFO* Symbol) #uselib "dbghelp.dll" #cfunc global SymFromToken "SymFromToken" intptr, int64, int, intptr ; res = SymFromToken(hProcess, Base, Token, varptr(Symbol)) ; hProcess : HANDLE -> "intptr" ; Base : ULONGLONG -> "int64" ; Token : DWORD -> "int" ; Symbol : SYMBOL_INFO* in/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")
procSymFromToken = dbghelp.NewProc("SymFromToken")
)
// hProcess (HANDLE), Base (ULONGLONG), Token (DWORD), Symbol (SYMBOL_INFO* in/out)
r1, _, err := procSymFromToken.Call(
uintptr(hProcess),
uintptr(Base),
uintptr(Token),
uintptr(Symbol),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction SymFromToken(
hProcess: THandle; // HANDLE
Base: UInt64; // ULONGLONG
Token: DWORD; // DWORD
Symbol: Pointer // SYMBOL_INFO* in/out
): BOOL; stdcall;
external 'dbghelp.dll' name 'SymFromToken';result := DllCall("dbghelp\SymFromToken"
, "Ptr", hProcess ; HANDLE
, "Int64", Base ; ULONGLONG
, "UInt", Token ; DWORD
, "Ptr", Symbol ; SYMBOL_INFO* in/out
, "Int") ; return: BOOL●SymFromToken(hProcess, Base, Token, Symbol) = DLL("dbghelp.dll", "bool SymFromToken(void*, qword, dword, void*)")
# 呼び出し: SymFromToken(hProcess, Base, Token, Symbol)
# hProcess : HANDLE -> "void*"
# Base : ULONGLONG -> "qword"
# Token : DWORD -> "dword"
# Symbol : SYMBOL_INFO* 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)。