SymEnumTypesW

// dbghelp.dll  (Unicode / -W)
#include <windows.h>

BOOL SymEnumTypesW(
    HANDLE hProcess,
    ULONGLONG BaseOfDll,
    PSYM_ENUMERATESYMBOLS_CALLBACKW EnumSymbolsCallback,
    void* UserContext   // optional
);

<DllImport("dbghelp.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymEnumTypesW(
    hProcess As IntPtr,   ' HANDLE
    BaseOfDll As ULong,   ' ULONGLONG
    EnumSymbolsCallback As IntPtr,   ' PSYM_ENUMERATESYMBOLS_CALLBACKW
    UserContext As IntPtr   ' void* optional
) As Boolean
End Function

' hProcess : HANDLE
' BaseOfDll : ULONGLONG
' EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACKW
' UserContext : void* optional
Declare PtrSafe Function SymEnumTypesW Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal BaseOfDll As LongLong, _
    ByVal EnumSymbolsCallback As LongPtr, _
    ByVal UserContext As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SymEnumTypesW = ctypes.windll.dbghelp.SymEnumTypesW
SymEnumTypesW.restype = wintypes.BOOL
SymEnumTypesW.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.c_ulonglong,  # BaseOfDll : ULONGLONG
    ctypes.c_void_p,  # EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACKW
    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')
SymEnumTypesW = Fiddle::Function.new(
  lib['SymEnumTypesW'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    -Fiddle::TYPE_LONG_LONG,  # BaseOfDll : ULONGLONG
    Fiddle::TYPE_VOIDP,  # EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACKW
    Fiddle::TYPE_VOIDP,  # UserContext : void* optional
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "dbghelp")]
extern "system" {
    fn SymEnumTypesW(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        BaseOfDll: u64,  // ULONGLONG
        EnumSymbolsCallback: *const core::ffi::c_void,  // PSYM_ENUMERATESYMBOLS_CALLBACKW
        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.Unicode, SetLastError = true)]
public static extern bool SymEnumTypesW(IntPtr hProcess, ulong BaseOfDll, IntPtr EnumSymbolsCallback, IntPtr UserContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymEnumTypesW' -Namespace Win32 -PassThru
# $api::SymEnumTypesW(hProcess, BaseOfDll, EnumSymbolsCallback, UserContext)

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

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

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procSymEnumTypesW = dbghelp.NewProc("SymEnumTypesW")
)

// hProcess (HANDLE), BaseOfDll (ULONGLONG), EnumSymbolsCallback (PSYM_ENUMERATESYMBOLS_CALLBACKW), UserContext (void* optional)
r1, _, err := procSymEnumTypesW.Call(
	uintptr(hProcess),
	uintptr(BaseOfDll),
	uintptr(EnumSymbolsCallback),
	uintptr(UserContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SymEnumTypesW(
  hProcess: THandle;   // HANDLE
  BaseOfDll: UInt64;   // ULONGLONG
  EnumSymbolsCallback: Pointer;   // PSYM_ENUMERATESYMBOLS_CALLBACKW
  UserContext: Pointer   // void* optional
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymEnumTypesW';

result := DllCall("dbghelp\SymEnumTypesW"
    , "Ptr", hProcess   ; HANDLE
    , "Int64", BaseOfDll   ; ULONGLONG
    , "Ptr", EnumSymbolsCallback   ; PSYM_ENUMERATESYMBOLS_CALLBACKW
    , "Ptr", UserContext   ; void* optional
    , "Int")   ; return: BOOL

●SymEnumTypesW(hProcess, BaseOfDll, EnumSymbolsCallback, UserContext) = DLL("dbghelp.dll", "bool SymEnumTypesW(void*, qword, void*, void*)")
# 呼び出し: SymEnumTypesW(hProcess, BaseOfDll, EnumSymbolsCallback, UserContext)
# hProcess : HANDLE -> "void*"
# BaseOfDll : ULONGLONG -> "qword"
# EnumSymbolsCallback : PSYM_ENUMERATESYMBOLS_CALLBACKW -> "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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。