DnsValidateName_UTF8

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

INT DnsValidateName_UTF8(
    LPCSTR pszName,
    DNS_NAME_FORMAT Format
);

<DllImport("DNSAPI.dll", ExactSpelling:=True)>
Public Shared Function DnsValidateName_UTF8(
    <MarshalAs(UnmanagedType.LPStr)> pszName As String,   ' LPCSTR
    Format As Integer   ' DNS_NAME_FORMAT
) As Integer
End Function

' pszName : LPCSTR
' Format : DNS_NAME_FORMAT
Declare PtrSafe Function DnsValidateName_UTF8 Lib "dnsapi" ( _
    ByVal pszName As String, _
    ByVal Format 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

DnsValidateName_UTF8 = ctypes.windll.dnsapi.DnsValidateName_UTF8
DnsValidateName_UTF8.restype = ctypes.c_int
DnsValidateName_UTF8.argtypes = [
    wintypes.LPCSTR,  # pszName : LPCSTR
    ctypes.c_int,  # Format : DNS_NAME_FORMAT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DNSAPI.dll')
DnsValidateName_UTF8 = Fiddle::Function.new(
  lib['DnsValidateName_UTF8'],
  [
    Fiddle::TYPE_VOIDP,  # pszName : LPCSTR
    Fiddle::TYPE_INT,  # Format : DNS_NAME_FORMAT
  ],
  Fiddle::TYPE_INT)

#[link(name = "dnsapi")]
extern "system" {
    fn DnsValidateName_UTF8(
        pszName: *const u8,  // LPCSTR
        Format: i32  // DNS_NAME_FORMAT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DNSAPI.dll")]
public static extern int DnsValidateName_UTF8([MarshalAs(UnmanagedType.LPStr)] string pszName, int Format);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DNSAPI_DnsValidateName_UTF8' -Namespace Win32 -PassThru
# $api::DnsValidateName_UTF8(pszName, Format)

#uselib "DNSAPI.dll"
#func global DnsValidateName_UTF8 "DnsValidateName_UTF8" sptr, sptr
; DnsValidateName_UTF8 pszName, Format   ; 戻り値は stat
; pszName : LPCSTR -> "sptr"
; Format : DNS_NAME_FORMAT -> "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 DnsValidateName_UTF8 "DnsValidateName_UTF8" str, int
; res = DnsValidateName_UTF8(pszName, Format)
; pszName : LPCSTR -> "str"
; Format : DNS_NAME_FORMAT -> "int"

; INT DnsValidateName_UTF8(LPCSTR pszName, DNS_NAME_FORMAT Format)
#uselib "DNSAPI.dll"
#cfunc global DnsValidateName_UTF8 "DnsValidateName_UTF8" str, int
; res = DnsValidateName_UTF8(pszName, Format)
; pszName : LPCSTR -> "str"
; Format : DNS_NAME_FORMAT -> "int"

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

var (
	dnsapi = windows.NewLazySystemDLL("DNSAPI.dll")
	procDnsValidateName_UTF8 = dnsapi.NewProc("DnsValidateName_UTF8")
)

// pszName (LPCSTR), Format (DNS_NAME_FORMAT)
r1, _, err := procDnsValidateName_UTF8.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszName))),
	uintptr(Format),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function DnsValidateName_UTF8(
  pszName: PAnsiChar;   // LPCSTR
  Format: Integer   // DNS_NAME_FORMAT
): Integer; stdcall;
  external 'DNSAPI.dll' name 'DnsValidateName_UTF8';

result := DllCall("DNSAPI\DnsValidateName_UTF8"
    , "AStr", pszName   ; LPCSTR
    , "Int", Format   ; DNS_NAME_FORMAT
    , "Int")   ; return: INT

●DnsValidateName_UTF8(pszName, Format) = DLL("DNSAPI.dll", "int DnsValidateName_UTF8(char*, int)")
# 呼び出し: DnsValidateName_UTF8(pszName, Format)
# pszName : LPCSTR -> "char*"
# Format : DNS_NAME_FORMAT -> "int"
# 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)。