SymEnumLinesW

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

BOOL SymEnumLinesW(
    HANDLE hProcess,
    ULONGLONG Base,
    LPCWSTR Obj,   // optional
    LPCWSTR File,   // optional
    PSYM_ENUMLINES_CALLBACKW EnumLinesCallback,
    void* UserContext   // optional
);

<DllImport("dbghelp.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymEnumLinesW(
    hProcess As IntPtr,   ' HANDLE
    Base As ULong,   ' ULONGLONG
    <MarshalAs(UnmanagedType.LPWStr)> Obj As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> File As String,   ' LPCWSTR optional
    EnumLinesCallback As IntPtr,   ' PSYM_ENUMLINES_CALLBACKW
    UserContext As IntPtr   ' void* optional
) As Boolean
End Function

' hProcess : HANDLE
' Base : ULONGLONG
' Obj : LPCWSTR optional
' File : LPCWSTR optional
' EnumLinesCallback : PSYM_ENUMLINES_CALLBACKW
' UserContext : void* optional
Declare PtrSafe Function SymEnumLinesW Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal Base As LongLong, _
    ByVal Obj As LongPtr, _
    ByVal File As LongPtr, _
    ByVal EnumLinesCallback 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

SymEnumLinesW = ctypes.windll.dbghelp.SymEnumLinesW
SymEnumLinesW.restype = wintypes.BOOL
SymEnumLinesW.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.c_ulonglong,  # Base : ULONGLONG
    wintypes.LPCWSTR,  # Obj : LPCWSTR optional
    wintypes.LPCWSTR,  # File : LPCWSTR optional
    ctypes.c_void_p,  # EnumLinesCallback : PSYM_ENUMLINES_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')
SymEnumLinesW = Fiddle::Function.new(
  lib['SymEnumLinesW'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    -Fiddle::TYPE_LONG_LONG,  # Base : ULONGLONG
    Fiddle::TYPE_VOIDP,  # Obj : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # File : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # EnumLinesCallback : PSYM_ENUMLINES_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 SymEnumLinesW(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        Base: u64,  // ULONGLONG
        Obj: *const u16,  // LPCWSTR optional
        File: *const u16,  // LPCWSTR optional
        EnumLinesCallback: *const core::ffi::c_void,  // PSYM_ENUMLINES_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 SymEnumLinesW(IntPtr hProcess, ulong Base, [MarshalAs(UnmanagedType.LPWStr)] string Obj, [MarshalAs(UnmanagedType.LPWStr)] string File, IntPtr EnumLinesCallback, IntPtr UserContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymEnumLinesW' -Namespace Win32 -PassThru
# $api::SymEnumLinesW(hProcess, Base, Obj, File, EnumLinesCallback, UserContext)

#uselib "dbghelp.dll"
#func global SymEnumLinesW "SymEnumLinesW" wptr, wptr, wptr, wptr, wptr, wptr
; SymEnumLinesW hProcess, Base, Obj, File, EnumLinesCallback, UserContext   ; 戻り値は stat
; hProcess : HANDLE -> "wptr"
; Base : ULONGLONG -> "wptr"
; Obj : LPCWSTR optional -> "wptr"
; File : LPCWSTR optional -> "wptr"
; EnumLinesCallback : PSYM_ENUMLINES_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 SymEnumLinesW "SymEnumLinesW" sptr, int64, wstr, wstr, sptr, sptr
; res = SymEnumLinesW(hProcess, Base, Obj, File, EnumLinesCallback, UserContext)
; hProcess : HANDLE -> "sptr"
; Base : ULONGLONG -> "int64"
; Obj : LPCWSTR optional -> "wstr"
; File : LPCWSTR optional -> "wstr"
; EnumLinesCallback : PSYM_ENUMLINES_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 SymEnumLinesW(HANDLE hProcess, ULONGLONG Base, LPCWSTR Obj, LPCWSTR File, PSYM_ENUMLINES_CALLBACKW EnumLinesCallback, void* UserContext)
#uselib "dbghelp.dll"
#cfunc global SymEnumLinesW "SymEnumLinesW" intptr, int64, wstr, wstr, intptr, intptr
; res = SymEnumLinesW(hProcess, Base, Obj, File, EnumLinesCallback, UserContext)
; hProcess : HANDLE -> "intptr"
; Base : ULONGLONG -> "int64"
; Obj : LPCWSTR optional -> "wstr"
; File : LPCWSTR optional -> "wstr"
; EnumLinesCallback : PSYM_ENUMLINES_CALLBACKW -> "intptr"
; UserContext : void* optional -> "intptr"

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

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procSymEnumLinesW = dbghelp.NewProc("SymEnumLinesW")
)

// hProcess (HANDLE), Base (ULONGLONG), Obj (LPCWSTR optional), File (LPCWSTR optional), EnumLinesCallback (PSYM_ENUMLINES_CALLBACKW), UserContext (void* optional)
r1, _, err := procSymEnumLinesW.Call(
	uintptr(hProcess),
	uintptr(Base),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Obj))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(File))),
	uintptr(EnumLinesCallback),
	uintptr(UserContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SymEnumLinesW(
  hProcess: THandle;   // HANDLE
  Base: UInt64;   // ULONGLONG
  Obj: PWideChar;   // LPCWSTR optional
  File: PWideChar;   // LPCWSTR optional
  EnumLinesCallback: Pointer;   // PSYM_ENUMLINES_CALLBACKW
  UserContext: Pointer   // void* optional
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymEnumLinesW';

result := DllCall("dbghelp\SymEnumLinesW"
    , "Ptr", hProcess   ; HANDLE
    , "Int64", Base   ; ULONGLONG
    , "WStr", Obj   ; LPCWSTR optional
    , "WStr", File   ; LPCWSTR optional
    , "Ptr", EnumLinesCallback   ; PSYM_ENUMLINES_CALLBACKW
    , "Ptr", UserContext   ; void* optional
    , "Int")   ; return: BOOL

●SymEnumLinesW(hProcess, Base, Obj, File, EnumLinesCallback, UserContext) = DLL("dbghelp.dll", "bool SymEnumLinesW(void*, qword, char*, char*, void*, void*)")
# 呼び出し: SymEnumLinesW(hProcess, Base, Obj, File, EnumLinesCallback, UserContext)
# hProcess : HANDLE -> "void*"
# Base : ULONGLONG -> "qword"
# Obj : LPCWSTR optional -> "char*"
# File : LPCWSTR optional -> "char*"
# EnumLinesCallback : PSYM_ENUMLINES_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。