SymFromNameW

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

BOOL SymFromNameW(
    HANDLE hProcess,
    LPCWSTR Name,
    SYMBOL_INFOW* Symbol
);

<DllImport("dbghelp.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymFromNameW(
    hProcess As IntPtr,   ' HANDLE
    <MarshalAs(UnmanagedType.LPWStr)> Name As String,   ' LPCWSTR
    Symbol As IntPtr   ' SYMBOL_INFOW* in/out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' hProcess : HANDLE
' Name : LPCWSTR
' Symbol : SYMBOL_INFOW* in/out
Declare PtrSafe Function SymFromNameW Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal Name As LongPtr, _
    ByVal Symbol 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

SymFromNameW = ctypes.windll.dbghelp.SymFromNameW
SymFromNameW.restype = wintypes.BOOL
SymFromNameW.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    wintypes.LPCWSTR,  # Name : LPCWSTR
    ctypes.c_void_p,  # Symbol : SYMBOL_INFOW* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymFromNameW = Fiddle::Function.new(
  lib['SymFromNameW'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    Fiddle::TYPE_VOIDP,  # Name : LPCWSTR
    Fiddle::TYPE_VOIDP,  # Symbol : SYMBOL_INFOW* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "dbghelp")]
extern "system" {
    fn SymFromNameW(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        Name: *const u16,  // LPCWSTR
        Symbol: *mut SYMBOL_INFOW  // SYMBOL_INFOW* in/out
    ) -> 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 SymFromNameW(IntPtr hProcess, [MarshalAs(UnmanagedType.LPWStr)] string Name, IntPtr Symbol);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymFromNameW' -Namespace Win32 -PassThru
# $api::SymFromNameW(hProcess, Name, Symbol)

#uselib "dbghelp.dll"
#func global SymFromNameW "SymFromNameW" wptr, wptr, wptr
; SymFromNameW hProcess, Name, varptr(Symbol)   ; 戻り値は stat
; hProcess : HANDLE -> "wptr"
; Name : LPCWSTR -> "wptr"
; Symbol : SYMBOL_INFOW* in/out -> "wptr"
; ※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。

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

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procSymFromNameW = dbghelp.NewProc("SymFromNameW")
)

// hProcess (HANDLE), Name (LPCWSTR), Symbol (SYMBOL_INFOW* in/out)
r1, _, err := procSymFromNameW.Call(
	uintptr(hProcess),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Name))),
	uintptr(Symbol),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SymFromNameW(
  hProcess: THandle;   // HANDLE
  Name: PWideChar;   // LPCWSTR
  Symbol: Pointer   // SYMBOL_INFOW* in/out
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymFromNameW';

result := DllCall("dbghelp\SymFromNameW"
    , "Ptr", hProcess   ; HANDLE
    , "WStr", Name   ; LPCWSTR
    , "Ptr", Symbol   ; SYMBOL_INFOW* in/out
    , "Int")   ; return: BOOL

●SymFromNameW(hProcess, Name, Symbol) = DLL("dbghelp.dll", "bool SymFromNameW(void*, char*, void*)")
# 呼び出し: SymFromNameW(hProcess, Name, Symbol)
# hProcess : HANDLE -> "void*"
# Name : LPCWSTR -> "char*"
# Symbol : SYMBOL_INFOW* 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "dbghelp" fn SymFromNameW(
    hProcess: ?*anyopaque, // HANDLE
    Name: [*c]const u16, // LPCWSTR
    Symbol: [*c]SYMBOL_INFOW // SYMBOL_INFOW* in/out
) callconv(std.os.windows.WINAPI) i32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc SymFromNameW(
    hProcess: pointer,  # HANDLE
    Name: WideCString,  # LPCWSTR
    Symbol: ptr SYMBOL_INFOW  # SYMBOL_INFOW* in/out
): int32 {.importc: "SymFromNameW", stdcall, dynlib: "dbghelp.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "dbghelp");
extern(Windows)
int SymFromNameW(
    void* hProcess,   // HANDLE
    const(wchar)* Name,   // LPCWSTR
    SYMBOL_INFOW* Symbol   // SYMBOL_INFOW* in/out
);

ccall((:SymFromNameW, "dbghelp.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Cwstring, Ptr{SYMBOL_INFOW}),
      hProcess, Name, Symbol)
# hProcess : HANDLE -> Ptr{Cvoid}
# Name : LPCWSTR -> Cwstring
# Symbol : SYMBOL_INFOW* in/out -> Ptr{SYMBOL_INFOW}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
int32_t SymFromNameW(
    void* hProcess,
    const uint16_t* Name,
    void* Symbol);
]]
local dbghelp = ffi.load("dbghelp")
-- dbghelp.SymFromNameW(hProcess, Name, Symbol)
-- hProcess : HANDLE
-- Name : LPCWSTR
-- Symbol : SYMBOL_INFOW* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('dbghelp.dll');
const SymFromNameW = lib.func('__stdcall', 'SymFromNameW', 'int32_t', ['void *', 'str16', 'void *']);
// SymFromNameW(hProcess, Name, Symbol)
// hProcess : HANDLE -> 'void *'
// Name : LPCWSTR -> 'str16'
// Symbol : SYMBOL_INFOW* in/out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("dbghelp.dll", {
  SymFromNameW: { parameters: ["pointer", "buffer", "pointer"], result: "i32" },
});
// lib.symbols.SymFromNameW(hProcess, Name, Symbol)
// hProcess : HANDLE -> "pointer"
// Name : LPCWSTR -> "buffer"
// Symbol : SYMBOL_INFOW* in/out -> "pointer"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)を Uint8Array で渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t SymFromNameW(
    void* hProcess,
    const uint16_t* Name,
    void* Symbol);
C, "dbghelp.dll");
// $ffi->SymFromNameW(hProcess, Name, Symbol);
// hProcess : HANDLE
// Name : LPCWSTR
// Symbol : SYMBOL_INFOW* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Dbghelp extends StdCallLibrary {
    Dbghelp INSTANCE = Native.load("dbghelp", Dbghelp.class, W32APIOptions.UNICODE_OPTIONS);
    boolean SymFromNameW(
        Pointer hProcess,   // HANDLE
        WString Name,   // LPCWSTR
        Pointer Symbol   // SYMBOL_INFOW* in/out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("dbghelp")]
lib Libdbghelp
  fun SymFromNameW = SymFromNameW(
    hProcess : Void*,   # HANDLE
    Name : UInt16*,   # LPCWSTR
    Symbol : SYMBOL_INFOW*   # SYMBOL_INFOW* in/out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef SymFromNameWNative = Int32 Function(Pointer<Void>, Pointer<Utf16>, Pointer<Void>);
typedef SymFromNameWDart = int Function(Pointer<Void>, Pointer<Utf16>, Pointer<Void>);
final SymFromNameW = DynamicLibrary.open('dbghelp.dll')
    .lookupFunction<SymFromNameWNative, SymFromNameWDart>('SymFromNameW');
// hProcess : HANDLE -> Pointer<Void>
// Name : LPCWSTR -> Pointer<Utf16>
// Symbol : SYMBOL_INFOW* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SymFromNameW(
  hProcess: THandle;   // HANDLE
  Name: PWideChar;   // LPCWSTR
  Symbol: Pointer   // SYMBOL_INFOW* in/out
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymFromNameW';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "SymFromNameW"
  c_SymFromNameW :: Ptr () -> CWString -> Ptr () -> IO CInt
-- hProcess : HANDLE -> Ptr ()
-- Name : LPCWSTR -> CWString
-- Symbol : SYMBOL_INFOW* in/out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let symfromnamew =
  foreign "SymFromNameW"
    ((ptr void) @-> (ptr uint16_t) @-> (ptr void) @-> returning int32_t)
(* hProcess : HANDLE -> (ptr void) *)
(* Name : LPCWSTR -> (ptr uint16_t) *)
(* Symbol : SYMBOL_INFOW* in/out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library dbghelp (t "dbghelp.dll"))
(cffi:use-foreign-library dbghelp)

(cffi:defcfun ("SymFromNameW" sym-from-name-w :convention :stdcall) :int32
  (h-process :pointer)   ; HANDLE
  (name (:string :encoding :utf-16le))   ; LPCWSTR
  (symbol :pointer))   ; SYMBOL_INFOW* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SymFromNameW = Win32::API::More->new('dbghelp',
    'BOOL SymFromNameW(HANDLE hProcess, LPCWSTR Name, LPVOID Symbol)');
# my $ret = $SymFromNameW->Call($hProcess, $Name, $Symbol);
# hProcess : HANDLE -> HANDLE
# Name : LPCWSTR -> LPCWSTR
# Symbol : SYMBOL_INFOW* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。