DnsWriteQuestionToBuffer_UTF8

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

BOOL DnsWriteQuestionToBuffer_UTF8(
    DNS_MESSAGE_BUFFER* pDnsBuffer,
    DWORD* pdwBufferSize,
    LPCSTR pszName,
    WORD wType,
    WORD Xid,
    BOOL fRecursionDesired
);

<DllImport("DNSAPI.dll", ExactSpelling:=True)>
Public Shared Function DnsWriteQuestionToBuffer_UTF8(
    pDnsBuffer As IntPtr,   ' DNS_MESSAGE_BUFFER* in/out
    ByRef pdwBufferSize As UInteger,   ' DWORD* in/out
    <MarshalAs(UnmanagedType.LPStr)> pszName As String,   ' LPCSTR
    wType As UShort,   ' WORD
    Xid As UShort,   ' WORD
    fRecursionDesired As Boolean   ' BOOL
) As Boolean
End Function

' pDnsBuffer : DNS_MESSAGE_BUFFER* in/out
' pdwBufferSize : DWORD* in/out
' pszName : LPCSTR
' wType : WORD
' Xid : WORD
' fRecursionDesired : BOOL
Declare PtrSafe Function DnsWriteQuestionToBuffer_UTF8 Lib "dnsapi" ( _
    ByVal pDnsBuffer As LongPtr, _
    ByRef pdwBufferSize As Long, _
    ByVal pszName As String, _
    ByVal wType As Integer, _
    ByVal Xid As Integer, _
    ByVal fRecursionDesired As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DnsWriteQuestionToBuffer_UTF8 = ctypes.windll.dnsapi.DnsWriteQuestionToBuffer_UTF8
DnsWriteQuestionToBuffer_UTF8.restype = wintypes.BOOL
DnsWriteQuestionToBuffer_UTF8.argtypes = [
    ctypes.c_void_p,  # pDnsBuffer : DNS_MESSAGE_BUFFER* in/out
    ctypes.POINTER(wintypes.DWORD),  # pdwBufferSize : DWORD* in/out
    wintypes.LPCSTR,  # pszName : LPCSTR
    ctypes.c_ushort,  # wType : WORD
    ctypes.c_ushort,  # Xid : WORD
    wintypes.BOOL,  # fRecursionDesired : BOOL
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DNSAPI.dll')
DnsWriteQuestionToBuffer_UTF8 = Fiddle::Function.new(
  lib['DnsWriteQuestionToBuffer_UTF8'],
  [
    Fiddle::TYPE_VOIDP,  # pDnsBuffer : DNS_MESSAGE_BUFFER* in/out
    Fiddle::TYPE_VOIDP,  # pdwBufferSize : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # pszName : LPCSTR
    -Fiddle::TYPE_SHORT,  # wType : WORD
    -Fiddle::TYPE_SHORT,  # Xid : WORD
    Fiddle::TYPE_INT,  # fRecursionDesired : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "dnsapi")]
extern "system" {
    fn DnsWriteQuestionToBuffer_UTF8(
        pDnsBuffer: *mut DNS_MESSAGE_BUFFER,  // DNS_MESSAGE_BUFFER* in/out
        pdwBufferSize: *mut u32,  // DWORD* in/out
        pszName: *const u8,  // LPCSTR
        wType: u16,  // WORD
        Xid: u16,  // WORD
        fRecursionDesired: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("DNSAPI.dll")]
public static extern bool DnsWriteQuestionToBuffer_UTF8(IntPtr pDnsBuffer, ref uint pdwBufferSize, [MarshalAs(UnmanagedType.LPStr)] string pszName, ushort wType, ushort Xid, bool fRecursionDesired);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DNSAPI_DnsWriteQuestionToBuffer_UTF8' -Namespace Win32 -PassThru
# $api::DnsWriteQuestionToBuffer_UTF8(pDnsBuffer, pdwBufferSize, pszName, wType, Xid, fRecursionDesired)

#uselib "DNSAPI.dll"
#func global DnsWriteQuestionToBuffer_UTF8 "DnsWriteQuestionToBuffer_UTF8" sptr, sptr, sptr, sptr, sptr, sptr
; DnsWriteQuestionToBuffer_UTF8 varptr(pDnsBuffer), varptr(pdwBufferSize), pszName, wType, Xid, fRecursionDesired   ; 戻り値は stat
; pDnsBuffer : DNS_MESSAGE_BUFFER* in/out -> "sptr"
; pdwBufferSize : DWORD* in/out -> "sptr"
; pszName : LPCSTR -> "sptr"
; wType : WORD -> "sptr"
; Xid : WORD -> "sptr"
; fRecursionDesired : BOOL -> "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 "DNSAPI.dll"
#cfunc global DnsWriteQuestionToBuffer_UTF8 "DnsWriteQuestionToBuffer_UTF8" var, var, str, int, int, int
; res = DnsWriteQuestionToBuffer_UTF8(pDnsBuffer, pdwBufferSize, pszName, wType, Xid, fRecursionDesired)
; pDnsBuffer : DNS_MESSAGE_BUFFER* in/out -> "var"
; pdwBufferSize : DWORD* in/out -> "var"
; pszName : LPCSTR -> "str"
; wType : WORD -> "int"
; Xid : WORD -> "int"
; fRecursionDesired : BOOL -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; BOOL DnsWriteQuestionToBuffer_UTF8(DNS_MESSAGE_BUFFER* pDnsBuffer, DWORD* pdwBufferSize, LPCSTR pszName, WORD wType, WORD Xid, BOOL fRecursionDesired)
#uselib "DNSAPI.dll"
#cfunc global DnsWriteQuestionToBuffer_UTF8 "DnsWriteQuestionToBuffer_UTF8" var, var, str, int, int, int
; res = DnsWriteQuestionToBuffer_UTF8(pDnsBuffer, pdwBufferSize, pszName, wType, Xid, fRecursionDesired)
; pDnsBuffer : DNS_MESSAGE_BUFFER* in/out -> "var"
; pdwBufferSize : DWORD* in/out -> "var"
; pszName : LPCSTR -> "str"
; wType : WORD -> "int"
; Xid : WORD -> "int"
; fRecursionDesired : BOOL -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	dnsapi = windows.NewLazySystemDLL("DNSAPI.dll")
	procDnsWriteQuestionToBuffer_UTF8 = dnsapi.NewProc("DnsWriteQuestionToBuffer_UTF8")
)

// pDnsBuffer (DNS_MESSAGE_BUFFER* in/out), pdwBufferSize (DWORD* in/out), pszName (LPCSTR), wType (WORD), Xid (WORD), fRecursionDesired (BOOL)
r1, _, err := procDnsWriteQuestionToBuffer_UTF8.Call(
	uintptr(pDnsBuffer),
	uintptr(pdwBufferSize),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszName))),
	uintptr(wType),
	uintptr(Xid),
	uintptr(fRecursionDesired),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function DnsWriteQuestionToBuffer_UTF8(
  pDnsBuffer: Pointer;   // DNS_MESSAGE_BUFFER* in/out
  pdwBufferSize: Pointer;   // DWORD* in/out
  pszName: PAnsiChar;   // LPCSTR
  wType: Word;   // WORD
  Xid: Word;   // WORD
  fRecursionDesired: BOOL   // BOOL
): BOOL; stdcall;
  external 'DNSAPI.dll' name 'DnsWriteQuestionToBuffer_UTF8';

result := DllCall("DNSAPI\DnsWriteQuestionToBuffer_UTF8"
    , "Ptr", pDnsBuffer   ; DNS_MESSAGE_BUFFER* in/out
    , "Ptr", pdwBufferSize   ; DWORD* in/out
    , "AStr", pszName   ; LPCSTR
    , "UShort", wType   ; WORD
    , "UShort", Xid   ; WORD
    , "Int", fRecursionDesired   ; BOOL
    , "Int")   ; return: BOOL

●DnsWriteQuestionToBuffer_UTF8(pDnsBuffer, pdwBufferSize, pszName, wType, Xid, fRecursionDesired) = DLL("DNSAPI.dll", "bool DnsWriteQuestionToBuffer_UTF8(void*, void*, char*, int, int, bool)")
# 呼び出し: DnsWriteQuestionToBuffer_UTF8(pDnsBuffer, pdwBufferSize, pszName, wType, Xid, fRecursionDesired)
# pDnsBuffer : DNS_MESSAGE_BUFFER* in/out -> "void*"
# pdwBufferSize : DWORD* in/out -> "void*"
# pszName : LPCSTR -> "char*"
# wType : WORD -> "int"
# Xid : WORD -> "int"
# fRecursionDesired : BOOL -> "bool"
# 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)。