WindowsSubstringWithSpecifiedLength

// api-ms-win-core-winrt-string-l1-1-0.dll
#include <windows.h>

HRESULT WindowsSubstringWithSpecifiedLength(
    HSTRING string,   // optional
    DWORD startIndex,
    DWORD length,
    HSTRING* newString
);

<DllImport("api-ms-win-core-winrt-string-l1-1-0.dll", ExactSpelling:=True)>
Public Shared Function WindowsSubstringWithSpecifiedLength(
    [string] As IntPtr,   ' HSTRING optional
    startIndex As UInteger,   ' DWORD
    length As UInteger,   ' DWORD
    newString As IntPtr   ' HSTRING* out
) As Integer
End Function

' string : HSTRING optional
' startIndex : DWORD
' length : DWORD
' newString : HSTRING* out
Declare PtrSafe Function WindowsSubstringWithSpecifiedLength Lib "api-ms-win-core-winrt-string-l1-1-0" ( _
    ByVal string As LongPtr, _
    ByVal startIndex As Long, _
    ByVal length As Long, _
    ByVal newString 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

WindowsSubstringWithSpecifiedLength = ctypes.windll.LoadLibrary("api-ms-win-core-winrt-string-l1-1-0.dll").WindowsSubstringWithSpecifiedLength
WindowsSubstringWithSpecifiedLength.restype = ctypes.c_int
WindowsSubstringWithSpecifiedLength.argtypes = [
    wintypes.HANDLE,  # string : HSTRING optional
    wintypes.DWORD,  # startIndex : DWORD
    wintypes.DWORD,  # length : DWORD
    ctypes.c_void_p,  # newString : HSTRING* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-winrt-string-l1-1-0.dll')
WindowsSubstringWithSpecifiedLength = Fiddle::Function.new(
  lib['WindowsSubstringWithSpecifiedLength'],
  [
    Fiddle::TYPE_VOIDP,  # string : HSTRING optional
    -Fiddle::TYPE_INT,  # startIndex : DWORD
    -Fiddle::TYPE_INT,  # length : DWORD
    Fiddle::TYPE_VOIDP,  # newString : HSTRING* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "api-ms-win-core-winrt-string-l1-1-0")]
extern "system" {
    fn WindowsSubstringWithSpecifiedLength(
        string: *mut core::ffi::c_void,  // HSTRING optional
        startIndex: u32,  // DWORD
        length: u32,  // DWORD
        newString: *mut *mut core::ffi::c_void  // HSTRING* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("api-ms-win-core-winrt-string-l1-1-0.dll")]
public static extern int WindowsSubstringWithSpecifiedLength(IntPtr string, uint startIndex, uint length, IntPtr newString);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-winrt-string-l1-1-0_WindowsSubstringWithSpecifiedLength' -Namespace Win32 -PassThru
# $api::WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString)

#uselib "api-ms-win-core-winrt-string-l1-1-0.dll"
#func global WindowsSubstringWithSpecifiedLength "WindowsSubstringWithSpecifiedLength" sptr, sptr, sptr, sptr
; WindowsSubstringWithSpecifiedLength string, startIndex, length, newString   ; 戻り値は stat
; string : HSTRING optional -> "sptr"
; startIndex : DWORD -> "sptr"
; length : DWORD -> "sptr"
; newString : HSTRING* out -> "sptr"
; ※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 "api-ms-win-core-winrt-string-l1-1-0.dll"
#cfunc global WindowsSubstringWithSpecifiedLength "WindowsSubstringWithSpecifiedLength" sptr, int, int, sptr
; res = WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString)
; string : HSTRING optional -> "sptr"
; startIndex : DWORD -> "int"
; length : DWORD -> "int"
; newString : HSTRING* out -> "sptr"

; HRESULT WindowsSubstringWithSpecifiedLength(HSTRING string, DWORD startIndex, DWORD length, HSTRING* newString)
#uselib "api-ms-win-core-winrt-string-l1-1-0.dll"
#cfunc global WindowsSubstringWithSpecifiedLength "WindowsSubstringWithSpecifiedLength" intptr, int, int, intptr
; res = WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString)
; string : HSTRING optional -> "intptr"
; startIndex : DWORD -> "int"
; length : DWORD -> "int"
; newString : HSTRING* out -> "intptr"

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

var (
	api_ms_win_core_winrt_string_l1_1_0 = windows.NewLazySystemDLL("api-ms-win-core-winrt-string-l1-1-0.dll")
	procWindowsSubstringWithSpecifiedLength = api_ms_win_core_winrt_string_l1_1_0.NewProc("WindowsSubstringWithSpecifiedLength")
)

// string (HSTRING optional), startIndex (DWORD), length (DWORD), newString (HSTRING* out)
r1, _, err := procWindowsSubstringWithSpecifiedLength.Call(
	uintptr(string),
	uintptr(startIndex),
	uintptr(length),
	uintptr(newString),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WindowsSubstringWithSpecifiedLength(
  string: THandle;   // HSTRING optional
  startIndex: DWORD;   // DWORD
  length: DWORD;   // DWORD
  newString: Pointer   // HSTRING* out
): Integer; stdcall;
  external 'api-ms-win-core-winrt-string-l1-1-0.dll' name 'WindowsSubstringWithSpecifiedLength';

result := DllCall("api-ms-win-core-winrt-string-l1-1-0\WindowsSubstringWithSpecifiedLength"
    , "Ptr", string   ; HSTRING optional
    , "UInt", startIndex   ; DWORD
    , "UInt", length   ; DWORD
    , "Ptr", newString   ; HSTRING* out
    , "Int")   ; return: HRESULT

●WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString) = DLL("api-ms-win-core-winrt-string-l1-1-0.dll", "int WindowsSubstringWithSpecifiedLength(void*, dword, dword, void*)")
# 呼び出し: WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString)
# string : HSTRING optional -> "void*"
# startIndex : DWORD -> "dword"
# length : DWORD -> "dword"
# newString : HSTRING* 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)。

const std = @import("std");

extern "api-ms-win-core-winrt-string-l1-1-0" fn WindowsSubstringWithSpecifiedLength(
    string: ?*anyopaque, // HSTRING optional
    startIndex: u32, // DWORD
    length: u32, // DWORD
    newString: ?*anyopaque // HSTRING* out
) callconv(std.os.windows.WINAPI) i32;

proc WindowsSubstringWithSpecifiedLength(
    string: pointer,  # HSTRING optional
    startIndex: uint32,  # DWORD
    length: uint32,  # DWORD
    newString: pointer  # HSTRING* out
): int32 {.importc: "WindowsSubstringWithSpecifiedLength", stdcall, dynlib: "api-ms-win-core-winrt-string-l1-1-0.dll".}

pragma(lib, "api-ms-win-core-winrt-string-l1-1-0");
extern(Windows)
int WindowsSubstringWithSpecifiedLength(
    void* string,   // HSTRING optional
    uint startIndex,   // DWORD
    uint length,   // DWORD
    void* newString   // HSTRING* out
);

ccall((:WindowsSubstringWithSpecifiedLength, "api-ms-win-core-winrt-string-l1-1-0.dll"), stdcall, Int32,
      (Ptr{Cvoid}, UInt32, UInt32, Ptr{Cvoid}),
      string, startIndex, length, newString)
# string : HSTRING optional -> Ptr{Cvoid}
# startIndex : DWORD -> UInt32
# length : DWORD -> UInt32
# newString : HSTRING* out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WindowsSubstringWithSpecifiedLength(
    void* string,
    uint32_t startIndex,
    uint32_t length,
    void* newString);
]]
local api-ms-win-core-winrt-string-l1-1-0 = ffi.load("api-ms-win-core-winrt-string-l1-1-0")
-- api-ms-win-core-winrt-string-l1-1-0.WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString)
-- string : HSTRING optional
-- startIndex : DWORD
-- length : DWORD
-- newString : HSTRING* 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。

const koffi = require('koffi');
const lib = koffi.load('api-ms-win-core-winrt-string-l1-1-0.dll');
const WindowsSubstringWithSpecifiedLength = lib.func('__stdcall', 'WindowsSubstringWithSpecifiedLength', 'int32_t', ['void *', 'uint32_t', 'uint32_t', 'void *']);
// WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString)
// string : HSTRING optional -> 'void *'
// startIndex : DWORD -> 'uint32_t'
// length : DWORD -> 'uint32_t'
// newString : HSTRING* 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("api-ms-win-core-winrt-string-l1-1-0.dll", {
  WindowsSubstringWithSpecifiedLength: { parameters: ["pointer", "u32", "u32", "pointer"], result: "i32" },
});
// lib.symbols.WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString)
// string : HSTRING optional -> "pointer"
// startIndex : DWORD -> "u32"
// length : DWORD -> "u32"
// newString : HSTRING* out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t WindowsSubstringWithSpecifiedLength(
    void* string,
    uint32_t startIndex,
    uint32_t length,
    void* newString);
C, "api-ms-win-core-winrt-string-l1-1-0.dll");
// $ffi->WindowsSubstringWithSpecifiedLength(string, startIndex, length, newString);
// string : HSTRING optional
// startIndex : DWORD
// length : DWORD
// newString : HSTRING* 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 Api-ms-win-core-winrt-string-l1-1-0 extends StdCallLibrary {
    Api-ms-win-core-winrt-string-l1-1-0 INSTANCE = Native.load("api-ms-win-core-winrt-string-l1-1-0", Api-ms-win-core-winrt-string-l1-1-0.class);
    int WindowsSubstringWithSpecifiedLength(
        Pointer string,   // HSTRING optional
        int startIndex,   // DWORD
        int length,   // DWORD
        Pointer newString   // HSTRING* out
    );
}

@[Link("api-ms-win-core-winrt-string-l1-1-0")]
lib Libapi-ms-win-core-winrt-string-l1-1-0
  fun WindowsSubstringWithSpecifiedLength = WindowsSubstringWithSpecifiedLength(
    string : Void*,   # HSTRING optional
    startIndex : UInt32,   # DWORD
    length : UInt32,   # DWORD
    newString : Void*   # HSTRING* 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 WindowsSubstringWithSpecifiedLengthNative = Int32 Function(Pointer<Void>, Uint32, Uint32, Pointer<Void>);
typedef WindowsSubstringWithSpecifiedLengthDart = int Function(Pointer<Void>, int, int, Pointer<Void>);
final WindowsSubstringWithSpecifiedLength = DynamicLibrary.open('api-ms-win-core-winrt-string-l1-1-0.dll')
    .lookupFunction<WindowsSubstringWithSpecifiedLengthNative, WindowsSubstringWithSpecifiedLengthDart>('WindowsSubstringWithSpecifiedLength');
// string : HSTRING optional -> Pointer<Void>
// startIndex : DWORD -> Uint32
// length : DWORD -> Uint32
// newString : HSTRING* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WindowsSubstringWithSpecifiedLength(
  string: THandle;   // HSTRING optional
  startIndex: DWORD;   // DWORD
  length: DWORD;   // DWORD
  newString: Pointer   // HSTRING* out
): Integer; stdcall;
  external 'api-ms-win-core-winrt-string-l1-1-0.dll' name 'WindowsSubstringWithSpecifiedLength';

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

foreign import stdcall safe "WindowsSubstringWithSpecifiedLength"
  c_WindowsSubstringWithSpecifiedLength :: Ptr () -> Word32 -> Word32 -> Ptr () -> IO Int32
-- string : HSTRING optional -> Ptr ()
-- startIndex : DWORD -> Word32
-- length : DWORD -> Word32
-- newString : HSTRING* 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 windowssubstringwithspecifiedlength =
  foreign "WindowsSubstringWithSpecifiedLength"
    ((ptr void) @-> uint32_t @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* string : HSTRING optional -> (ptr void) *)
(* startIndex : DWORD -> uint32_t *)
(* length : DWORD -> uint32_t *)
(* newString : HSTRING* 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 api-ms-win-core-winrt-string-l1-1-0 (t "api-ms-win-core-winrt-string-l1-1-0.dll"))
(cffi:use-foreign-library api-ms-win-core-winrt-string-l1-1-0)

(cffi:defcfun ("WindowsSubstringWithSpecifiedLength" windows-substring-with-specified-length :convention :stdcall) :int32
  (string :pointer)   ; HSTRING optional
  (start-index :uint32)   ; DWORD
  (length :uint32)   ; DWORD
  (new-string :pointer))   ; HSTRING* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WindowsSubstringWithSpecifiedLength = Win32::API::More->new('api-ms-win-core-winrt-string-l1-1-0',
    'int WindowsSubstringWithSpecifiedLength(HANDLE string, DWORD startIndex, DWORD length, HANDLE newString)');
# my $ret = $WindowsSubstringWithSpecifiedLength->Call($string, $startIndex, $length, $newString);
# string : HSTRING optional -> HANDLE
# startIndex : DWORD -> DWORD
# length : DWORD -> DWORD
# newString : HSTRING* out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。