DnsExtractRecordsFromMessage_UTF8

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

INT DnsExtractRecordsFromMessage_UTF8(
    DNS_MESSAGE_BUFFER* pDnsBuffer,
    WORD wMessageLength,
    DNS_RECORDA** ppRecord
);

<DllImport("DNSAPI.dll", ExactSpelling:=True)>
Public Shared Function DnsExtractRecordsFromMessage_UTF8(
    pDnsBuffer As IntPtr,   ' DNS_MESSAGE_BUFFER*
    wMessageLength As UShort,   ' WORD
    ppRecord As IntPtr   ' DNS_RECORDA** out
) As Integer
End Function

' pDnsBuffer : DNS_MESSAGE_BUFFER*
' wMessageLength : WORD
' ppRecord : DNS_RECORDA** out
Declare PtrSafe Function DnsExtractRecordsFromMessage_UTF8 Lib "dnsapi" ( _
    ByVal pDnsBuffer As LongPtr, _
    ByVal wMessageLength As Integer, _
    ByVal ppRecord 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

DnsExtractRecordsFromMessage_UTF8 = ctypes.windll.dnsapi.DnsExtractRecordsFromMessage_UTF8
DnsExtractRecordsFromMessage_UTF8.restype = ctypes.c_int
DnsExtractRecordsFromMessage_UTF8.argtypes = [
    ctypes.c_void_p,  # pDnsBuffer : DNS_MESSAGE_BUFFER*
    ctypes.c_ushort,  # wMessageLength : WORD
    ctypes.c_void_p,  # ppRecord : DNS_RECORDA** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DNSAPI.dll')
DnsExtractRecordsFromMessage_UTF8 = Fiddle::Function.new(
  lib['DnsExtractRecordsFromMessage_UTF8'],
  [
    Fiddle::TYPE_VOIDP,  # pDnsBuffer : DNS_MESSAGE_BUFFER*
    -Fiddle::TYPE_SHORT,  # wMessageLength : WORD
    Fiddle::TYPE_VOIDP,  # ppRecord : DNS_RECORDA** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "dnsapi")]
extern "system" {
    fn DnsExtractRecordsFromMessage_UTF8(
        pDnsBuffer: *mut DNS_MESSAGE_BUFFER,  // DNS_MESSAGE_BUFFER*
        wMessageLength: u16,  // WORD
        ppRecord: *mut *mut DNS_RECORDA  // DNS_RECORDA** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DNSAPI.dll")]
public static extern int DnsExtractRecordsFromMessage_UTF8(IntPtr pDnsBuffer, ushort wMessageLength, IntPtr ppRecord);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DNSAPI_DnsExtractRecordsFromMessage_UTF8' -Namespace Win32 -PassThru
# $api::DnsExtractRecordsFromMessage_UTF8(pDnsBuffer, wMessageLength, ppRecord)

#uselib "DNSAPI.dll"
#func global DnsExtractRecordsFromMessage_UTF8 "DnsExtractRecordsFromMessage_UTF8" sptr, sptr, sptr
; DnsExtractRecordsFromMessage_UTF8 varptr(pDnsBuffer), wMessageLength, varptr(ppRecord)   ; 戻り値は stat
; pDnsBuffer : DNS_MESSAGE_BUFFER* -> "sptr"
; wMessageLength : WORD -> "sptr"
; ppRecord : DNS_RECORDA** 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。

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

var (
	dnsapi = windows.NewLazySystemDLL("DNSAPI.dll")
	procDnsExtractRecordsFromMessage_UTF8 = dnsapi.NewProc("DnsExtractRecordsFromMessage_UTF8")
)

// pDnsBuffer (DNS_MESSAGE_BUFFER*), wMessageLength (WORD), ppRecord (DNS_RECORDA** out)
r1, _, err := procDnsExtractRecordsFromMessage_UTF8.Call(
	uintptr(pDnsBuffer),
	uintptr(wMessageLength),
	uintptr(ppRecord),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function DnsExtractRecordsFromMessage_UTF8(
  pDnsBuffer: Pointer;   // DNS_MESSAGE_BUFFER*
  wMessageLength: Word;   // WORD
  ppRecord: Pointer   // DNS_RECORDA** out
): Integer; stdcall;
  external 'DNSAPI.dll' name 'DnsExtractRecordsFromMessage_UTF8';

result := DllCall("DNSAPI\DnsExtractRecordsFromMessage_UTF8"
    , "Ptr", pDnsBuffer   ; DNS_MESSAGE_BUFFER*
    , "UShort", wMessageLength   ; WORD
    , "Ptr", ppRecord   ; DNS_RECORDA** out
    , "Int")   ; return: INT

●DnsExtractRecordsFromMessage_UTF8(pDnsBuffer, wMessageLength, ppRecord) = DLL("DNSAPI.dll", "int DnsExtractRecordsFromMessage_UTF8(void*, int, void*)")
# 呼び出し: DnsExtractRecordsFromMessage_UTF8(pDnsBuffer, wMessageLength, ppRecord)
# pDnsBuffer : DNS_MESSAGE_BUFFER* -> "void*"
# wMessageLength : WORD -> "int"
# ppRecord : DNS_RECORDA** 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 "dnsapi" fn DnsExtractRecordsFromMessage_UTF8(
    pDnsBuffer: [*c]DNS_MESSAGE_BUFFER, // DNS_MESSAGE_BUFFER*
    wMessageLength: u16, // WORD
    ppRecord: [*c][*c]DNS_RECORDA // DNS_RECORDA** out
) callconv(std.os.windows.WINAPI) i32;

proc DnsExtractRecordsFromMessage_UTF8(
    pDnsBuffer: ptr DNS_MESSAGE_BUFFER,  # DNS_MESSAGE_BUFFER*
    wMessageLength: uint16,  # WORD
    ppRecord: ptr DNS_RECORDA  # DNS_RECORDA** out
): int32 {.importc: "DnsExtractRecordsFromMessage_UTF8", stdcall, dynlib: "DNSAPI.dll".}

pragma(lib, "dnsapi");
extern(Windows)
int DnsExtractRecordsFromMessage_UTF8(
    DNS_MESSAGE_BUFFER* pDnsBuffer,   // DNS_MESSAGE_BUFFER*
    ushort wMessageLength,   // WORD
    DNS_RECORDA** ppRecord   // DNS_RECORDA** out
);

ccall((:DnsExtractRecordsFromMessage_UTF8, "DNSAPI.dll"), stdcall, Int32,
      (Ptr{DNS_MESSAGE_BUFFER}, UInt16, Ptr{DNS_RECORDA}),
      pDnsBuffer, wMessageLength, ppRecord)
# pDnsBuffer : DNS_MESSAGE_BUFFER* -> Ptr{DNS_MESSAGE_BUFFER}
# wMessageLength : WORD -> UInt16
# ppRecord : DNS_RECORDA** out -> Ptr{DNS_RECORDA}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t DnsExtractRecordsFromMessage_UTF8(
    void* pDnsBuffer,
    uint16_t wMessageLength,
    void* ppRecord);
]]
local dnsapi = ffi.load("dnsapi")
-- dnsapi.DnsExtractRecordsFromMessage_UTF8(pDnsBuffer, wMessageLength, ppRecord)
-- pDnsBuffer : DNS_MESSAGE_BUFFER*
-- wMessageLength : WORD
-- ppRecord : DNS_RECORDA** 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('DNSAPI.dll');
const DnsExtractRecordsFromMessage_UTF8 = lib.func('__stdcall', 'DnsExtractRecordsFromMessage_UTF8', 'int32_t', ['void *', 'uint16_t', 'void *']);
// DnsExtractRecordsFromMessage_UTF8(pDnsBuffer, wMessageLength, ppRecord)
// pDnsBuffer : DNS_MESSAGE_BUFFER* -> 'void *'
// wMessageLength : WORD -> 'uint16_t'
// ppRecord : DNS_RECORDA** 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("DNSAPI.dll", {
  DnsExtractRecordsFromMessage_UTF8: { parameters: ["pointer", "u16", "pointer"], result: "i32" },
});
// lib.symbols.DnsExtractRecordsFromMessage_UTF8(pDnsBuffer, wMessageLength, ppRecord)
// pDnsBuffer : DNS_MESSAGE_BUFFER* -> "pointer"
// wMessageLength : WORD -> "u16"
// ppRecord : DNS_RECORDA** 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 DnsExtractRecordsFromMessage_UTF8(
    void* pDnsBuffer,
    uint16_t wMessageLength,
    void* ppRecord);
C, "DNSAPI.dll");
// $ffi->DnsExtractRecordsFromMessage_UTF8(pDnsBuffer, wMessageLength, ppRecord);
// pDnsBuffer : DNS_MESSAGE_BUFFER*
// wMessageLength : WORD
// ppRecord : DNS_RECORDA** 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 Dnsapi extends StdCallLibrary {
    Dnsapi INSTANCE = Native.load("dnsapi", Dnsapi.class);
    int DnsExtractRecordsFromMessage_UTF8(
        Pointer pDnsBuffer,   // DNS_MESSAGE_BUFFER*
        short wMessageLength,   // WORD
        Pointer ppRecord   // DNS_RECORDA** out
    );
}

@[Link("dnsapi")]
lib LibDNSAPI
  fun DnsExtractRecordsFromMessage_UTF8 = DnsExtractRecordsFromMessage_UTF8(
    pDnsBuffer : DNS_MESSAGE_BUFFER*,   # DNS_MESSAGE_BUFFER*
    wMessageLength : UInt16,   # WORD
    ppRecord : DNS_RECORDA**   # DNS_RECORDA** 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 DnsExtractRecordsFromMessage_UTF8Native = Int32 Function(Pointer<Void>, Uint16, Pointer<Void>);
typedef DnsExtractRecordsFromMessage_UTF8Dart = int Function(Pointer<Void>, int, Pointer<Void>);
final DnsExtractRecordsFromMessage_UTF8 = DynamicLibrary.open('DNSAPI.dll')
    .lookupFunction<DnsExtractRecordsFromMessage_UTF8Native, DnsExtractRecordsFromMessage_UTF8Dart>('DnsExtractRecordsFromMessage_UTF8');
// pDnsBuffer : DNS_MESSAGE_BUFFER* -> Pointer<Void>
// wMessageLength : WORD -> Uint16
// ppRecord : DNS_RECORDA** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DnsExtractRecordsFromMessage_UTF8(
  pDnsBuffer: Pointer;   // DNS_MESSAGE_BUFFER*
  wMessageLength: Word;   // WORD
  ppRecord: Pointer   // DNS_RECORDA** out
): Integer; stdcall;
  external 'DNSAPI.dll' name 'DnsExtractRecordsFromMessage_UTF8';

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

foreign import stdcall safe "DnsExtractRecordsFromMessage_UTF8"
  c_DnsExtractRecordsFromMessage_UTF8 :: Ptr () -> Word16 -> Ptr () -> IO Int32
-- pDnsBuffer : DNS_MESSAGE_BUFFER* -> Ptr ()
-- wMessageLength : WORD -> Word16
-- ppRecord : DNS_RECORDA** 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 dnsextractrecordsfrommessage_utf8 =
  foreign "DnsExtractRecordsFromMessage_UTF8"
    ((ptr void) @-> uint16_t @-> (ptr void) @-> returning int32_t)
(* pDnsBuffer : DNS_MESSAGE_BUFFER* -> (ptr void) *)
(* wMessageLength : WORD -> uint16_t *)
(* ppRecord : DNS_RECORDA** 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 dnsapi (t "DNSAPI.dll"))
(cffi:use-foreign-library dnsapi)

(cffi:defcfun ("DnsExtractRecordsFromMessage_UTF8" dns-extract-records-from-message-utf8 :convention :stdcall) :int32
  (p-dns-buffer :pointer)   ; DNS_MESSAGE_BUFFER*
  (w-message-length :uint16)   ; WORD
  (pp-record :pointer))   ; DNS_RECORDA** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DnsExtractRecordsFromMessage_UTF8 = Win32::API::More->new('DNSAPI',
    'int DnsExtractRecordsFromMessage_UTF8(LPVOID pDnsBuffer, WORD wMessageLength, LPVOID ppRecord)');
# my $ret = $DnsExtractRecordsFromMessage_UTF8->Call($pDnsBuffer, $wMessageLength, $ppRecord);
# pDnsBuffer : DNS_MESSAGE_BUFFER* -> LPVOID
# wMessageLength : WORD -> WORD
# ppRecord : DNS_RECORDA** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。