SymEnumSymbols

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

BOOL SymEnumSymbols(
    HANDLE hProcess,
    ULONGLONG BaseOfDll,
    LPCSTR Mask,   // optional
    PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback,
    void* UserContext   // optional
);

<DllImport("dbghelp.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymEnumSymbols(
    hProcess As IntPtr,   ' HANDLE
    BaseOfDll As ULong,   ' ULONGLONG
    <MarshalAs(UnmanagedType.LPStr)> Mask As String,   ' LPCSTR optional
    EnumSymbolsCallback As IntPtr,   ' PSYM_ENUMERATESYMBOLS_CALLBACK
    UserContext As IntPtr   ' void* optional
) As Boolean
End Function

' hProcess : HANDLE
' BaseOfDll : ULONGLONG
' Mask : LPCSTR optional
' EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK
' UserContext : void* optional
Declare PtrSafe Function SymEnumSymbols Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal BaseOfDll As LongLong, _
    ByVal Mask As String, _
    ByVal EnumSymbolsCallback As LongPtr, _
    ByVal UserContext 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

SymEnumSymbols = ctypes.windll.dbghelp.SymEnumSymbols
SymEnumSymbols.restype = wintypes.BOOL
SymEnumSymbols.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.c_ulonglong,  # BaseOfDll : ULONGLONG
    wintypes.LPCSTR,  # Mask : LPCSTR optional
    ctypes.c_void_p,  # EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK
    ctypes.POINTER(None),  # UserContext : void* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymEnumSymbols = Fiddle::Function.new(
  lib['SymEnumSymbols'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    -Fiddle::TYPE_LONG_LONG,  # BaseOfDll : ULONGLONG
    Fiddle::TYPE_VOIDP,  # Mask : LPCSTR optional
    Fiddle::TYPE_VOIDP,  # EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK
    Fiddle::TYPE_VOIDP,  # UserContext : void* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "dbghelp")]
extern "system" {
    fn SymEnumSymbols(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        BaseOfDll: u64,  // ULONGLONG
        Mask: *const u8,  // LPCSTR optional
        EnumSymbolsCallback: *const core::ffi::c_void,  // PSYM_ENUMERATESYMBOLS_CALLBACK
        UserContext: *mut ()  // void* optional
    ) -> 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 SymEnumSymbols(IntPtr hProcess, ulong BaseOfDll, [MarshalAs(UnmanagedType.LPStr)] string Mask, IntPtr EnumSymbolsCallback, IntPtr UserContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymEnumSymbols' -Namespace Win32 -PassThru
# $api::SymEnumSymbols(hProcess, BaseOfDll, Mask, EnumSymbolsCallback, UserContext)

#uselib "dbghelp.dll"
#func global SymEnumSymbols "SymEnumSymbols" sptr, sptr, sptr, sptr, sptr
; SymEnumSymbols hProcess, BaseOfDll, Mask, EnumSymbolsCallback, UserContext   ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; BaseOfDll : ULONGLONG -> "sptr"
; Mask : LPCSTR optional -> "sptr"
; EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "sptr"
; UserContext : void* optional -> "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 SymEnumSymbols "SymEnumSymbols" sptr, int64, str, sptr, sptr
; res = SymEnumSymbols(hProcess, BaseOfDll, Mask, EnumSymbolsCallback, UserContext)
; hProcess : HANDLE -> "sptr"
; BaseOfDll : ULONGLONG -> "int64"
; Mask : LPCSTR optional -> "str"
; EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "sptr"
; UserContext : void* optional -> "sptr"
; ※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 SymEnumSymbols(HANDLE hProcess, ULONGLONG BaseOfDll, LPCSTR Mask, PSYM_ENUMERATESYMBOLS_CALLBACK EnumSymbolsCallback, void* UserContext)
#uselib "dbghelp.dll"
#cfunc global SymEnumSymbols "SymEnumSymbols" intptr, int64, str, intptr, intptr
; res = SymEnumSymbols(hProcess, BaseOfDll, Mask, EnumSymbolsCallback, UserContext)
; hProcess : HANDLE -> "intptr"
; BaseOfDll : ULONGLONG -> "int64"
; Mask : LPCSTR optional -> "str"
; EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "intptr"
; UserContext : void* optional -> "intptr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procSymEnumSymbols = dbghelp.NewProc("SymEnumSymbols")
)

// hProcess (HANDLE), BaseOfDll (ULONGLONG), Mask (LPCSTR optional), EnumSymbolsCallback (PSYM_ENUMERATESYMBOLS_CALLBACK), UserContext (void* optional)
r1, _, err := procSymEnumSymbols.Call(
	uintptr(hProcess),
	uintptr(BaseOfDll),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(Mask))),
	uintptr(EnumSymbolsCallback),
	uintptr(UserContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SymEnumSymbols(
  hProcess: THandle;   // HANDLE
  BaseOfDll: UInt64;   // ULONGLONG
  Mask: PAnsiChar;   // LPCSTR optional
  EnumSymbolsCallback: Pointer;   // PSYM_ENUMERATESYMBOLS_CALLBACK
  UserContext: Pointer   // void* optional
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymEnumSymbols';

result := DllCall("dbghelp\SymEnumSymbols"
    , "Ptr", hProcess   ; HANDLE
    , "Int64", BaseOfDll   ; ULONGLONG
    , "AStr", Mask   ; LPCSTR optional
    , "Ptr", EnumSymbolsCallback   ; PSYM_ENUMERATESYMBOLS_CALLBACK
    , "Ptr", UserContext   ; void* optional
    , "Int")   ; return: BOOL

●SymEnumSymbols(hProcess, BaseOfDll, Mask, EnumSymbolsCallback, UserContext) = DLL("dbghelp.dll", "bool SymEnumSymbols(void*, qword, char*, void*, void*)")
# 呼び出し: SymEnumSymbols(hProcess, BaseOfDll, Mask, EnumSymbolsCallback, UserContext)
# hProcess : HANDLE -> "void*"
# BaseOfDll : ULONGLONG -> "qword"
# Mask : LPCSTR optional -> "char*"
# EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACK -> "void*"
# UserContext : void* optional -> "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)。