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ホームSystem.Diagnostics.Debug › SymSearch

SymSearch

関数
条件を指定してモジュール内のシンボルを検索する。
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 SymSearch(
    HANDLE hProcess,
    ULONGLONG BaseOfDll,
    DWORD Index,   // optional
    DWORD SymTag,   // optional
    LPCSTR Mask,   // optional
    ULONGLONG Address,   // optional
    PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
    void* UserContext,   // optional
    DWORD Options
);

パラメーター

名前方向
hProcessHANDLEin
BaseOfDllULONGLONGin
IndexDWORDinoptional
SymTagDWORDinoptional
MaskLPCSTRinoptional
AddressULONGLONGinoptional
EnumSymbolsCallbackPSYM_ENUMERATESYMBOLS_CALLBACKin
UserContextvoid*inoptional
OptionsDWORDin

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 SymSearch(
    HANDLE hProcess,
    ULONGLONG BaseOfDll,
    DWORD Index,   // optional
    DWORD SymTag,   // optional
    LPCSTR Mask,   // optional
    ULONGLONG Address,   // optional
    PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
    void* UserContext,   // optional
    DWORD Options
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", CharSet = CharSet.Ansi, SetLastError = true, ExactSpelling = true)]
static extern bool SymSearch(
    IntPtr hProcess,   // HANDLE
    ulong BaseOfDll,   // ULONGLONG
    uint Index,   // DWORD optional
    uint SymTag,   // DWORD optional
    [MarshalAs(UnmanagedType.LPStr)] string Mask,   // LPCSTR optional
    ulong Address,   // ULONGLONG optional
    IntPtr EnumSymbolsCallback,   // PSYM_ENUMERATESYMBOLS_CALLBACK
    IntPtr UserContext,   // void* optional
    uint Options   // DWORD
);
<DllImport("dbghelp.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymSearch(
    hProcess As IntPtr,   ' HANDLE
    BaseOfDll As ULong,   ' ULONGLONG
    Index As UInteger,   ' DWORD optional
    SymTag As UInteger,   ' DWORD optional
    <MarshalAs(UnmanagedType.LPStr)> Mask As String,   ' LPCSTR optional
    Address As ULong,   ' ULONGLONG optional
    EnumSymbolsCallback As IntPtr,   ' PSYM_ENUMERATESYMBOLS_CALLBACK
    UserContext As IntPtr,   ' void* optional
    Options As UInteger   ' DWORD
) As Boolean
End Function
' hProcess : HANDLE
' BaseOfDll : ULONGLONG
' Index : DWORD optional
' SymTag : DWORD optional
' Mask : LPCSTR optional
' Address : ULONGLONG optional
' EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK
' UserContext : void* optional
' Options : DWORD
Declare PtrSafe Function SymSearch Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal BaseOfDll As LongLong, _
    ByVal Index As Long, _
    ByVal SymTag As Long, _
    ByVal Mask As String, _
    ByVal Address As LongLong, _
    ByVal EnumSymbolsCallback As LongPtr, _
    ByVal UserContext As LongPtr, _
    ByVal Options As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

SymSearch = ctypes.windll.dbghelp.SymSearch
SymSearch.restype = wintypes.BOOL
SymSearch.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.c_ulonglong,  # BaseOfDll : ULONGLONG
    wintypes.DWORD,  # Index : DWORD optional
    wintypes.DWORD,  # SymTag : DWORD optional
    wintypes.LPCSTR,  # Mask : LPCSTR optional
    ctypes.c_ulonglong,  # Address : ULONGLONG optional
    ctypes.c_void_p,  # EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK
    ctypes.POINTER(None),  # UserContext : void* optional
    wintypes.DWORD,  # Options : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymSearch = Fiddle::Function.new(
  lib['SymSearch'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    -Fiddle::TYPE_LONG_LONG,  # BaseOfDll : ULONGLONG
    -Fiddle::TYPE_INT,  # Index : DWORD optional
    -Fiddle::TYPE_INT,  # SymTag : DWORD optional
    Fiddle::TYPE_VOIDP,  # Mask : LPCSTR optional
    -Fiddle::TYPE_LONG_LONG,  # Address : ULONGLONG optional
    Fiddle::TYPE_VOIDP,  # EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK
    Fiddle::TYPE_VOIDP,  # UserContext : void* optional
    -Fiddle::TYPE_INT,  # Options : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "dbghelp")]
extern "system" {
    fn SymSearch(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        BaseOfDll: u64,  // ULONGLONG
        Index: u32,  // DWORD optional
        SymTag: u32,  // DWORD optional
        Mask: *const u8,  // LPCSTR optional
        Address: u64,  // ULONGLONG optional
        EnumSymbolsCallback: *const core::ffi::c_void,  // PSYM_ENUMERATESYMBOLS_CALLBACK
        UserContext: *mut (),  // void* optional
        Options: u32  // DWORD
    ) -> 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 SymSearch(IntPtr hProcess, ulong BaseOfDll, uint Index, uint SymTag, [MarshalAs(UnmanagedType.LPStr)] string Mask, ulong Address, IntPtr EnumSymbolsCallback, IntPtr UserContext, uint Options);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymSearch' -Namespace Win32 -PassThru
# $api::SymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address, EnumSymbolsCallback, UserContext, Options)
#uselib "dbghelp.dll"
#func global SymSearch "SymSearch" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; SymSearch hProcess, BaseOfDll, Index, SymTag, Mask, Address, EnumSymbolsCallback, UserContext, Options   ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; BaseOfDll : ULONGLONG -> "sptr"
; Index : DWORD optional -> "sptr"
; SymTag : DWORD optional -> "sptr"
; Mask : LPCSTR optional -> "sptr"
; Address : ULONGLONG optional -> "sptr"
; EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "sptr"
; UserContext : void* optional -> "sptr"
; Options : DWORD -> "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。
#uselib "dbghelp.dll"
#cfunc global SymSearch "SymSearch" sptr, int64, int, int, str, int64, sptr, sptr, int
; res = SymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address, EnumSymbolsCallback, UserContext, Options)
; hProcess : HANDLE -> "sptr"
; BaseOfDll : ULONGLONG -> "int64"
; Index : DWORD optional -> "int"
; SymTag : DWORD optional -> "int"
; Mask : LPCSTR optional -> "str"
; Address : ULONGLONG optional -> "int64"
; EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "sptr"
; UserContext : void* optional -> "sptr"
; Options : DWORD -> "int"
; ※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)。
; BOOL SymSearch(HANDLE hProcess, ULONGLONG BaseOfDll, DWORD Index, DWORD SymTag, LPCSTR Mask, ULONGLONG Address, PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback, void* UserContext, DWORD Options)
#uselib "dbghelp.dll"
#cfunc global SymSearch "SymSearch" intptr, int64, int, int, str, int64, intptr, intptr, int
; res = SymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address, EnumSymbolsCallback, UserContext, Options)
; hProcess : HANDLE -> "intptr"
; BaseOfDll : ULONGLONG -> "int64"
; Index : DWORD optional -> "int"
; SymTag : DWORD optional -> "int"
; Mask : LPCSTR optional -> "str"
; Address : ULONGLONG optional -> "int64"
; EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "intptr"
; UserContext : void* optional -> "intptr"
; Options : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procSymSearch = dbghelp.NewProc("SymSearch")
)

// hProcess (HANDLE), BaseOfDll (ULONGLONG), Index (DWORD optional), SymTag (DWORD optional), Mask (LPCSTR optional), Address (ULONGLONG optional), EnumSymbolsCallback (PSYM_ENUMERATESYMBOLS_CALLBACK), UserContext (void* optional), Options (DWORD)
r1, _, err := procSymSearch.Call(
	uintptr(hProcess),
	uintptr(BaseOfDll),
	uintptr(Index),
	uintptr(SymTag),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(Mask))),
	uintptr(Address),
	uintptr(EnumSymbolsCallback),
	uintptr(UserContext),
	uintptr(Options),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SymSearch(
  hProcess: THandle;   // HANDLE
  BaseOfDll: UInt64;   // ULONGLONG
  Index: DWORD;   // DWORD optional
  SymTag: DWORD;   // DWORD optional
  Mask: PAnsiChar;   // LPCSTR optional
  Address: UInt64;   // ULONGLONG optional
  EnumSymbolsCallback: Pointer;   // PSYM_ENUMERATESYMBOLS_CALLBACK
  UserContext: Pointer;   // void* optional
  Options: DWORD   // DWORD
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymSearch';
result := DllCall("dbghelp\SymSearch"
    , "Ptr", hProcess   ; HANDLE
    , "Int64", BaseOfDll   ; ULONGLONG
    , "UInt", Index   ; DWORD optional
    , "UInt", SymTag   ; DWORD optional
    , "AStr", Mask   ; LPCSTR optional
    , "Int64", Address   ; ULONGLONG optional
    , "Ptr", EnumSymbolsCallback   ; PSYM_ENUMERATESYMBOLS_CALLBACK
    , "Ptr", UserContext   ; void* optional
    , "UInt", Options   ; DWORD
    , "Int")   ; return: BOOL
●SymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address, EnumSymbolsCallback, UserContext, Options) = DLL("dbghelp.dll", "bool SymSearch(void*, qword, dword, dword, char*, qword, void*, void*, dword)")
# 呼び出し: SymSearch(hProcess, BaseOfDll, Index, SymTag, Mask, Address, EnumSymbolsCallback, UserContext, Options)
# hProcess : HANDLE -> "void*"
# BaseOfDll : ULONGLONG -> "qword"
# Index : DWORD optional -> "dword"
# SymTag : DWORD optional -> "dword"
# Mask : LPCSTR optional -> "char*"
# Address : ULONGLONG optional -> "qword"
# EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "void*"
# UserContext : void* optional -> "void*"
# Options : DWORD -> "dword"
# 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)。