DnsRecordCompare

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

BOOL DnsRecordCompare(
    DNS_RECORDA* pRecord1,
    DNS_RECORDA* pRecord2
);

<DllImport("DNSAPI.dll", ExactSpelling:=True)>
Public Shared Function DnsRecordCompare(
    pRecord1 As IntPtr,   ' DNS_RECORDA*
    pRecord2 As IntPtr   ' DNS_RECORDA*
) As Boolean
End Function

' pRecord1 : DNS_RECORDA*
' pRecord2 : DNS_RECORDA*
Declare PtrSafe Function DnsRecordCompare Lib "dnsapi" ( _
    ByVal pRecord1 As LongPtr, _
    ByVal pRecord2 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

DnsRecordCompare = ctypes.windll.dnsapi.DnsRecordCompare
DnsRecordCompare.restype = wintypes.BOOL
DnsRecordCompare.argtypes = [
    ctypes.c_void_p,  # pRecord1 : DNS_RECORDA*
    ctypes.c_void_p,  # pRecord2 : DNS_RECORDA*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DNSAPI.dll')
DnsRecordCompare = Fiddle::Function.new(
  lib['DnsRecordCompare'],
  [
    Fiddle::TYPE_VOIDP,  # pRecord1 : DNS_RECORDA*
    Fiddle::TYPE_VOIDP,  # pRecord2 : DNS_RECORDA*
  ],
  Fiddle::TYPE_INT)

#[link(name = "dnsapi")]
extern "system" {
    fn DnsRecordCompare(
        pRecord1: *mut DNS_RECORDA,  // DNS_RECORDA*
        pRecord2: *mut DNS_RECORDA  // DNS_RECORDA*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("DNSAPI.dll")]
public static extern bool DnsRecordCompare(IntPtr pRecord1, IntPtr pRecord2);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DNSAPI_DnsRecordCompare' -Namespace Win32 -PassThru
# $api::DnsRecordCompare(pRecord1, pRecord2)

#uselib "DNSAPI.dll"
#func global DnsRecordCompare "DnsRecordCompare" sptr, sptr
; DnsRecordCompare varptr(pRecord1), varptr(pRecord2)   ; 戻り値は stat
; pRecord1 : DNS_RECORDA* -> "sptr"
; pRecord2 : DNS_RECORDA* -> "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 DnsRecordCompare "DnsRecordCompare" var, var
; res = DnsRecordCompare(pRecord1, pRecord2)
; pRecord1 : DNS_RECORDA* -> "var"
; pRecord2 : DNS_RECORDA* -> "var"
; ※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 DnsRecordCompare(DNS_RECORDA* pRecord1, DNS_RECORDA* pRecord2)
#uselib "DNSAPI.dll"
#cfunc global DnsRecordCompare "DnsRecordCompare" var, var
; res = DnsRecordCompare(pRecord1, pRecord2)
; pRecord1 : DNS_RECORDA* -> "var"
; pRecord2 : DNS_RECORDA* -> "var"
; ※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")
	procDnsRecordCompare = dnsapi.NewProc("DnsRecordCompare")
)

// pRecord1 (DNS_RECORDA*), pRecord2 (DNS_RECORDA*)
r1, _, err := procDnsRecordCompare.Call(
	uintptr(pRecord1),
	uintptr(pRecord2),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function DnsRecordCompare(
  pRecord1: Pointer;   // DNS_RECORDA*
  pRecord2: Pointer   // DNS_RECORDA*
): BOOL; stdcall;
  external 'DNSAPI.dll' name 'DnsRecordCompare';

result := DllCall("DNSAPI\DnsRecordCompare"
    , "Ptr", pRecord1   ; DNS_RECORDA*
    , "Ptr", pRecord2   ; DNS_RECORDA*
    , "Int")   ; return: BOOL

●DnsRecordCompare(pRecord1, pRecord2) = DLL("DNSAPI.dll", "bool DnsRecordCompare(void*, void*)")
# 呼び出し: DnsRecordCompare(pRecord1, pRecord2)
# pRecord1 : DNS_RECORDA* -> "void*"
# pRecord2 : DNS_RECORDA* -> "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)。