SymSrvGetFileIndexStringW

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

BOOL SymSrvGetFileIndexStringW(
    HANDLE hProcess,
    LPCWSTR SrvPath,   // optional
    LPCWSTR File,
    LPWSTR Index,
    UINT_PTR Size,
    DWORD Flags
);

<DllImport("dbghelp.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymSrvGetFileIndexStringW(
    hProcess As IntPtr,   ' HANDLE
    <MarshalAs(UnmanagedType.LPWStr)> SrvPath As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> File As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> Index As System.Text.StringBuilder,   ' LPWSTR out
    Size As UIntPtr,   ' UINT_PTR
    Flags As UInteger   ' DWORD
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' hProcess : HANDLE
' SrvPath : LPCWSTR optional
' File : LPCWSTR
' Index : LPWSTR out
' Size : UINT_PTR
' Flags : DWORD
Declare PtrSafe Function SymSrvGetFileIndexStringW Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal SrvPath As LongPtr, _
    ByVal File As LongPtr, _
    ByVal Index As LongPtr, _
    ByVal Size As LongPtr, _
    ByVal Flags As Long) 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

SymSrvGetFileIndexStringW = ctypes.windll.dbghelp.SymSrvGetFileIndexStringW
SymSrvGetFileIndexStringW.restype = wintypes.BOOL
SymSrvGetFileIndexStringW.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    wintypes.LPCWSTR,  # SrvPath : LPCWSTR optional
    wintypes.LPCWSTR,  # File : LPCWSTR
    wintypes.LPWSTR,  # Index : LPWSTR out
    ctypes.c_size_t,  # Size : UINT_PTR
    wintypes.DWORD,  # Flags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymSrvGetFileIndexStringW = Fiddle::Function.new(
  lib['SymSrvGetFileIndexStringW'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    Fiddle::TYPE_VOIDP,  # SrvPath : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # File : LPCWSTR
    Fiddle::TYPE_VOIDP,  # Index : LPWSTR out
    Fiddle::TYPE_UINTPTR_T,  # Size : UINT_PTR
    -Fiddle::TYPE_INT,  # Flags : DWORD
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "dbghelp")]
extern "system" {
    fn SymSrvGetFileIndexStringW(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        SrvPath: *const u16,  // LPCWSTR optional
        File: *const u16,  // LPCWSTR
        Index: *mut u16,  // LPWSTR out
        Size: usize,  // UINT_PTR
        Flags: u32  // DWORD
    ) -> 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 SymSrvGetFileIndexStringW(IntPtr hProcess, [MarshalAs(UnmanagedType.LPWStr)] string SrvPath, [MarshalAs(UnmanagedType.LPWStr)] string File, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder Index, UIntPtr Size, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymSrvGetFileIndexStringW' -Namespace Win32 -PassThru
# $api::SymSrvGetFileIndexStringW(hProcess, SrvPath, File, Index, Size, Flags)

#uselib "dbghelp.dll"
#func global SymSrvGetFileIndexStringW "SymSrvGetFileIndexStringW" wptr, wptr, wptr, wptr, wptr, wptr
; SymSrvGetFileIndexStringW hProcess, SrvPath, File, varptr(Index), Size, Flags   ; 戻り値は stat
; hProcess : HANDLE -> "wptr"
; SrvPath : LPCWSTR optional -> "wptr"
; File : LPCWSTR -> "wptr"
; Index : LPWSTR out -> "wptr"
; Size : UINT_PTR -> "wptr"
; Flags : DWORD -> "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")
	procSymSrvGetFileIndexStringW = dbghelp.NewProc("SymSrvGetFileIndexStringW")
)

// hProcess (HANDLE), SrvPath (LPCWSTR optional), File (LPCWSTR), Index (LPWSTR out), Size (UINT_PTR), Flags (DWORD)
r1, _, err := procSymSrvGetFileIndexStringW.Call(
	uintptr(hProcess),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(SrvPath))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(File))),
	uintptr(Index),
	uintptr(Size),
	uintptr(Flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SymSrvGetFileIndexStringW(
  hProcess: THandle;   // HANDLE
  SrvPath: PWideChar;   // LPCWSTR optional
  File: PWideChar;   // LPCWSTR
  Index: PWideChar;   // LPWSTR out
  Size: NativeUInt;   // UINT_PTR
  Flags: DWORD   // DWORD
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymSrvGetFileIndexStringW';

result := DllCall("dbghelp\SymSrvGetFileIndexStringW"
    , "Ptr", hProcess   ; HANDLE
    , "WStr", SrvPath   ; LPCWSTR optional
    , "WStr", File   ; LPCWSTR
    , "Ptr", Index   ; LPWSTR out
    , "UPtr", Size   ; UINT_PTR
    , "UInt", Flags   ; DWORD
    , "Int")   ; return: BOOL

●SymSrvGetFileIndexStringW(hProcess, SrvPath, File, Index, Size, Flags) = DLL("dbghelp.dll", "bool SymSrvGetFileIndexStringW(void*, char*, char*, char*, int, dword)")
# 呼び出し: SymSrvGetFileIndexStringW(hProcess, SrvPath, File, Index, Size, Flags)
# hProcess : HANDLE -> "void*"
# SrvPath : LPCWSTR optional -> "char*"
# File : LPCWSTR -> "char*"
# Index : LPWSTR out -> "char*"
# Size : UINT_PTR -> "int"
# Flags : 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)。
# ※-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 SymSrvGetFileIndexStringW(
    hProcess: ?*anyopaque, // HANDLE
    SrvPath: [*c]const u16, // LPCWSTR optional
    File: [*c]const u16, // LPCWSTR
    Index: [*c]u16, // LPWSTR out
    Size: usize, // UINT_PTR
    Flags: u32 // DWORD
) 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 SymSrvGetFileIndexStringW(
    hProcess: pointer,  # HANDLE
    SrvPath: WideCString,  # LPCWSTR optional
    File: WideCString,  # LPCWSTR
    Index: ptr uint16,  # LPWSTR out
    Size: uint,  # UINT_PTR
    Flags: uint32  # DWORD
): int32 {.importc: "SymSrvGetFileIndexStringW", stdcall, dynlib: "dbghelp.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "dbghelp");
extern(Windows)
int SymSrvGetFileIndexStringW(
    void* hProcess,   // HANDLE
    const(wchar)* SrvPath,   // LPCWSTR optional
    const(wchar)* File,   // LPCWSTR
    wchar* Index,   // LPWSTR out
    size_t Size,   // UINT_PTR
    uint Flags   // DWORD
);

ccall((:SymSrvGetFileIndexStringW, "dbghelp.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Cwstring, Cwstring, Ptr{UInt16}, Csize_t, UInt32),
      hProcess, SrvPath, File, Index, Size, Flags)
# hProcess : HANDLE -> Ptr{Cvoid}
# SrvPath : LPCWSTR optional -> Cwstring
# File : LPCWSTR -> Cwstring
# Index : LPWSTR out -> Ptr{UInt16}
# Size : UINT_PTR -> Csize_t
# Flags : DWORD -> UInt32
# 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 SymSrvGetFileIndexStringW(
    void* hProcess,
    const uint16_t* SrvPath,
    const uint16_t* File,
    uint16_t* Index,
    uintptr_t Size,
    uint32_t Flags);
]]
local dbghelp = ffi.load("dbghelp")
-- dbghelp.SymSrvGetFileIndexStringW(hProcess, SrvPath, File, Index, Size, Flags)
-- hProcess : HANDLE
-- SrvPath : LPCWSTR optional
-- File : LPCWSTR
-- Index : LPWSTR out
-- Size : UINT_PTR
-- Flags : DWORD
-- 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 SymSrvGetFileIndexStringW = lib.func('__stdcall', 'SymSrvGetFileIndexStringW', 'int32_t', ['void *', 'str16', 'str16', 'uint16_t *', 'uintptr_t', 'uint32_t']);
// SymSrvGetFileIndexStringW(hProcess, SrvPath, File, Index, Size, Flags)
// hProcess : HANDLE -> 'void *'
// SrvPath : LPCWSTR optional -> 'str16'
// File : LPCWSTR -> 'str16'
// Index : LPWSTR out -> 'uint16_t *'
// Size : UINT_PTR -> 'uintptr_t'
// Flags : DWORD -> 'uint32_t'
// 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", {
  SymSrvGetFileIndexStringW: { parameters: ["pointer", "buffer", "buffer", "buffer", "usize", "u32"], result: "i32" },
});
// lib.symbols.SymSrvGetFileIndexStringW(hProcess, SrvPath, File, Index, Size, Flags)
// hProcess : HANDLE -> "pointer"
// SrvPath : LPCWSTR optional -> "buffer"
// File : LPCWSTR -> "buffer"
// Index : LPWSTR out -> "buffer"
// Size : UINT_PTR -> "usize"
// Flags : DWORD -> "u32"
// 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 SymSrvGetFileIndexStringW(
    void* hProcess,
    const uint16_t* SrvPath,
    const uint16_t* File,
    uint16_t* Index,
    size_t Size,
    uint32_t Flags);
C, "dbghelp.dll");
// $ffi->SymSrvGetFileIndexStringW(hProcess, SrvPath, File, Index, Size, Flags);
// hProcess : HANDLE
// SrvPath : LPCWSTR optional
// File : LPCWSTR
// Index : LPWSTR out
// Size : UINT_PTR
// Flags : DWORD
// 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 SymSrvGetFileIndexStringW(
        Pointer hProcess,   // HANDLE
        WString SrvPath,   // LPCWSTR optional
        WString File,   // LPCWSTR
        char[] Index,   // LPWSTR out
        long Size,   // UINT_PTR
        int Flags   // DWORD
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("dbghelp")]
lib Libdbghelp
  fun SymSrvGetFileIndexStringW = SymSrvGetFileIndexStringW(
    hProcess : Void*,   # HANDLE
    SrvPath : UInt16*,   # LPCWSTR optional
    File : UInt16*,   # LPCWSTR
    Index : UInt16*,   # LPWSTR out
    Size : LibC::SizeT,   # UINT_PTR
    Flags : UInt32   # DWORD
  ) : 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 SymSrvGetFileIndexStringWNative = Int32 Function(Pointer<Void>, Pointer<Utf16>, Pointer<Utf16>, Pointer<Utf16>, UintPtr, Uint32);
typedef SymSrvGetFileIndexStringWDart = int Function(Pointer<Void>, Pointer<Utf16>, Pointer<Utf16>, Pointer<Utf16>, int, int);
final SymSrvGetFileIndexStringW = DynamicLibrary.open('dbghelp.dll')
    .lookupFunction<SymSrvGetFileIndexStringWNative, SymSrvGetFileIndexStringWDart>('SymSrvGetFileIndexStringW');
// hProcess : HANDLE -> Pointer<Void>
// SrvPath : LPCWSTR optional -> Pointer<Utf16>
// File : LPCWSTR -> Pointer<Utf16>
// Index : LPWSTR out -> Pointer<Utf16>
// Size : UINT_PTR -> UintPtr
// Flags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SymSrvGetFileIndexStringW(
  hProcess: THandle;   // HANDLE
  SrvPath: PWideChar;   // LPCWSTR optional
  File: PWideChar;   // LPCWSTR
  Index: PWideChar;   // LPWSTR out
  Size: NativeUInt;   // UINT_PTR
  Flags: DWORD   // DWORD
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymSrvGetFileIndexStringW';

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

foreign import stdcall safe "SymSrvGetFileIndexStringW"
  c_SymSrvGetFileIndexStringW :: Ptr () -> CWString -> CWString -> CWString -> CUIntPtr -> Word32 -> IO CInt
-- hProcess : HANDLE -> Ptr ()
-- SrvPath : LPCWSTR optional -> CWString
-- File : LPCWSTR -> CWString
-- Index : LPWSTR out -> CWString
-- Size : UINT_PTR -> CUIntPtr
-- Flags : DWORD -> Word32
-- 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 symsrvgetfileindexstringw =
  foreign "SymSrvGetFileIndexStringW"
    ((ptr void) @-> (ptr uint16_t) @-> (ptr uint16_t) @-> (ptr uint16_t) @-> size_t @-> uint32_t @-> returning int32_t)
(* hProcess : HANDLE -> (ptr void) *)
(* SrvPath : LPCWSTR optional -> (ptr uint16_t) *)
(* File : LPCWSTR -> (ptr uint16_t) *)
(* Index : LPWSTR out -> (ptr uint16_t) *)
(* Size : UINT_PTR -> size_t *)
(* Flags : DWORD -> uint32_t *)
(* 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 ("SymSrvGetFileIndexStringW" sym-srv-get-file-index-string-w :convention :stdcall) :int32
  (h-process :pointer)   ; HANDLE
  (srv-path (:string :encoding :utf-16le))   ; LPCWSTR optional
  (file (:string :encoding :utf-16le))   ; LPCWSTR
  (index :pointer)   ; LPWSTR out
  (size :uint64)   ; UINT_PTR
  (flags :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SymSrvGetFileIndexStringW = Win32::API::More->new('dbghelp',
    'BOOL SymSrvGetFileIndexStringW(HANDLE hProcess, LPCWSTR SrvPath, LPCWSTR File, LPWSTR Index, WPARAM Size, DWORD Flags)');
# my $ret = $SymSrvGetFileIndexStringW->Call($hProcess, $SrvPath, $File, $Index, $Size, $Flags);
# hProcess : HANDLE -> HANDLE
# SrvPath : LPCWSTR optional -> LPCWSTR
# File : LPCWSTR -> LPCWSTR
# Index : LPWSTR out -> LPWSTR
# Size : UINT_PTR -> WPARAM
# Flags : DWORD -> DWORD
# 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。