DeleteGPOLink

// GPEDIT.dll
#include <windows.h>

HRESULT DeleteGPOLink(
    LPWSTR lpGPO,
    LPWSTR lpContainer
);

<DllImport("GPEDIT.dll", ExactSpelling:=True)>
Public Shared Function DeleteGPOLink(
    <MarshalAs(UnmanagedType.LPWStr)> lpGPO As String,   ' LPWSTR
    <MarshalAs(UnmanagedType.LPWStr)> lpContainer As String   ' LPWSTR
) As Integer
End Function

' lpGPO : LPWSTR
' lpContainer : LPWSTR
Declare PtrSafe Function DeleteGPOLink Lib "gpedit" ( _
    ByVal lpGPO As LongPtr, _
    ByVal lpContainer 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

DeleteGPOLink = ctypes.windll.gpedit.DeleteGPOLink
DeleteGPOLink.restype = ctypes.c_int
DeleteGPOLink.argtypes = [
    wintypes.LPCWSTR,  # lpGPO : LPWSTR
    wintypes.LPCWSTR,  # lpContainer : LPWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GPEDIT.dll')
DeleteGPOLink = Fiddle::Function.new(
  lib['DeleteGPOLink'],
  [
    Fiddle::TYPE_VOIDP,  # lpGPO : LPWSTR
    Fiddle::TYPE_VOIDP,  # lpContainer : LPWSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "gpedit")]
extern "system" {
    fn DeleteGPOLink(
        lpGPO: *mut u16,  // LPWSTR
        lpContainer: *mut u16  // LPWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GPEDIT.dll")]
public static extern int DeleteGPOLink([MarshalAs(UnmanagedType.LPWStr)] string lpGPO, [MarshalAs(UnmanagedType.LPWStr)] string lpContainer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GPEDIT_DeleteGPOLink' -Namespace Win32 -PassThru
# $api::DeleteGPOLink(lpGPO, lpContainer)

#uselib "GPEDIT.dll"
#func global DeleteGPOLink "DeleteGPOLink" sptr, sptr
; DeleteGPOLink lpGPO, lpContainer   ; 戻り値は stat
; lpGPO : LPWSTR -> "sptr"
; lpContainer : LPWSTR -> "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 "GPEDIT.dll"
#cfunc global DeleteGPOLink "DeleteGPOLink" wstr, wstr
; res = DeleteGPOLink(lpGPO, lpContainer)
; lpGPO : LPWSTR -> "wstr"
; lpContainer : LPWSTR -> "wstr"

; HRESULT DeleteGPOLink(LPWSTR lpGPO, LPWSTR lpContainer)
#uselib "GPEDIT.dll"
#cfunc global DeleteGPOLink "DeleteGPOLink" wstr, wstr
; res = DeleteGPOLink(lpGPO, lpContainer)
; lpGPO : LPWSTR -> "wstr"
; lpContainer : LPWSTR -> "wstr"

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

var (
	gpedit = windows.NewLazySystemDLL("GPEDIT.dll")
	procDeleteGPOLink = gpedit.NewProc("DeleteGPOLink")
)

// lpGPO (LPWSTR), lpContainer (LPWSTR)
r1, _, err := procDeleteGPOLink.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpGPO))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpContainer))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DeleteGPOLink(
  lpGPO: PWideChar;   // LPWSTR
  lpContainer: PWideChar   // LPWSTR
): Integer; stdcall;
  external 'GPEDIT.dll' name 'DeleteGPOLink';

result := DllCall("GPEDIT\DeleteGPOLink"
    , "WStr", lpGPO   ; LPWSTR
    , "WStr", lpContainer   ; LPWSTR
    , "Int")   ; return: HRESULT

●DeleteGPOLink(lpGPO, lpContainer) = DLL("GPEDIT.dll", "int DeleteGPOLink(char*, char*)")
# 呼び出し: DeleteGPOLink(lpGPO, lpContainer)
# lpGPO : LPWSTR -> "char*"
# lpContainer : LPWSTR -> "char*"
# 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 "gpedit" fn DeleteGPOLink(
    lpGPO: [*c]const u16, // LPWSTR
    lpContainer: [*c]const u16 // LPWSTR
) callconv(std.os.windows.WINAPI) i32;

proc DeleteGPOLink(
    lpGPO: WideCString,  # LPWSTR
    lpContainer: WideCString  # LPWSTR
): int32 {.importc: "DeleteGPOLink", stdcall, dynlib: "GPEDIT.dll".}

pragma(lib, "gpedit");
extern(Windows)
int DeleteGPOLink(
    const(wchar)* lpGPO,   // LPWSTR
    const(wchar)* lpContainer   // LPWSTR
);

ccall((:DeleteGPOLink, "GPEDIT.dll"), stdcall, Int32,
      (Cwstring, Cwstring),
      lpGPO, lpContainer)
# lpGPO : LPWSTR -> Cwstring
# lpContainer : LPWSTR -> Cwstring
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t DeleteGPOLink(
    const uint16_t* lpGPO,
    const uint16_t* lpContainer);
]]
local gpedit = ffi.load("gpedit")
-- gpedit.DeleteGPOLink(lpGPO, lpContainer)
-- lpGPO : LPWSTR
-- lpContainer : LPWSTR
-- 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('GPEDIT.dll');
const DeleteGPOLink = lib.func('__stdcall', 'DeleteGPOLink', 'int32_t', ['str16', 'str16']);
// DeleteGPOLink(lpGPO, lpContainer)
// lpGPO : LPWSTR -> 'str16'
// lpContainer : LPWSTR -> 'str16'
// 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("GPEDIT.dll", {
  DeleteGPOLink: { parameters: ["buffer", "buffer"], result: "i32" },
});
// lib.symbols.DeleteGPOLink(lpGPO, lpContainer)
// lpGPO : LPWSTR -> "buffer"
// lpContainer : LPWSTR -> "buffer"
// 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 DeleteGPOLink(
    const uint16_t* lpGPO,
    const uint16_t* lpContainer);
C, "GPEDIT.dll");
// $ffi->DeleteGPOLink(lpGPO, lpContainer);
// lpGPO : LPWSTR
// lpContainer : LPWSTR
// 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 Gpedit extends StdCallLibrary {
    Gpedit INSTANCE = Native.load("gpedit", Gpedit.class);
    int DeleteGPOLink(
        WString lpGPO,   // LPWSTR
        WString lpContainer   // LPWSTR
    );
}

@[Link("gpedit")]
lib LibGPEDIT
  fun DeleteGPOLink = DeleteGPOLink(
    lpGPO : UInt16*,   # LPWSTR
    lpContainer : UInt16*   # LPWSTR
  ) : 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 DeleteGPOLinkNative = Int32 Function(Pointer<Utf16>, Pointer<Utf16>);
typedef DeleteGPOLinkDart = int Function(Pointer<Utf16>, Pointer<Utf16>);
final DeleteGPOLink = DynamicLibrary.open('GPEDIT.dll')
    .lookupFunction<DeleteGPOLinkNative, DeleteGPOLinkDart>('DeleteGPOLink');
// lpGPO : LPWSTR -> Pointer<Utf16>
// lpContainer : LPWSTR -> Pointer<Utf16>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DeleteGPOLink(
  lpGPO: PWideChar;   // LPWSTR
  lpContainer: PWideChar   // LPWSTR
): Integer; stdcall;
  external 'GPEDIT.dll' name 'DeleteGPOLink';

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

foreign import stdcall safe "DeleteGPOLink"
  c_DeleteGPOLink :: CWString -> CWString -> IO Int32
-- lpGPO : LPWSTR -> CWString
-- lpContainer : LPWSTR -> CWString
-- 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 deletegpolink =
  foreign "DeleteGPOLink"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> returning int32_t)
(* lpGPO : LPWSTR -> (ptr uint16_t) *)
(* lpContainer : LPWSTR -> (ptr uint16_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 gpedit (t "GPEDIT.dll"))
(cffi:use-foreign-library gpedit)

(cffi:defcfun ("DeleteGPOLink" delete-gpolink :convention :stdcall) :int32
  (lp-gpo (:string :encoding :utf-16le))   ; LPWSTR
  (lp-container (:string :encoding :utf-16le)))   ; LPWSTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DeleteGPOLink = Win32::API::More->new('GPEDIT',
    'int DeleteGPOLink(LPCWSTR lpGPO, LPCWSTR lpContainer)');
# my $ret = $DeleteGPOLink->Call($lpGPO, $lpContainer);
# lpGPO : LPWSTR -> LPCWSTR
# lpContainer : LPWSTR -> LPCWSTR
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。