DhcpSetSuperScopeV4

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

DWORD DhcpSetSuperScopeV4(
    LPCWSTR ServerIpAddress,   // optional
    DWORD SubnetAddress,
    LPCWSTR SuperScopeName,   // optional
    BOOL ChangeExisting
);

<DllImport("DHCPSAPI.dll", ExactSpelling:=True)>
Public Shared Function DhcpSetSuperScopeV4(
    <MarshalAs(UnmanagedType.LPWStr)> ServerIpAddress As String,   ' LPCWSTR optional
    SubnetAddress As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> SuperScopeName As String,   ' LPCWSTR optional
    ChangeExisting As Boolean   ' BOOL
) As UInteger
End Function

' ServerIpAddress : LPCWSTR optional
' SubnetAddress : DWORD
' SuperScopeName : LPCWSTR optional
' ChangeExisting : BOOL
Declare PtrSafe Function DhcpSetSuperScopeV4 Lib "dhcpsapi" ( _
    ByVal ServerIpAddress As LongPtr, _
    ByVal SubnetAddress As Long, _
    ByVal SuperScopeName As LongPtr, _
    ByVal ChangeExisting 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

DhcpSetSuperScopeV4 = ctypes.windll.dhcpsapi.DhcpSetSuperScopeV4
DhcpSetSuperScopeV4.restype = wintypes.DWORD
DhcpSetSuperScopeV4.argtypes = [
    wintypes.LPCWSTR,  # ServerIpAddress : LPCWSTR optional
    wintypes.DWORD,  # SubnetAddress : DWORD
    wintypes.LPCWSTR,  # SuperScopeName : LPCWSTR optional
    wintypes.BOOL,  # ChangeExisting : BOOL
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DHCPSAPI.dll')
DhcpSetSuperScopeV4 = Fiddle::Function.new(
  lib['DhcpSetSuperScopeV4'],
  [
    Fiddle::TYPE_VOIDP,  # ServerIpAddress : LPCWSTR optional
    -Fiddle::TYPE_INT,  # SubnetAddress : DWORD
    Fiddle::TYPE_VOIDP,  # SuperScopeName : LPCWSTR optional
    Fiddle::TYPE_INT,  # ChangeExisting : BOOL
  ],
  -Fiddle::TYPE_INT)

#[link(name = "dhcpsapi")]
extern "system" {
    fn DhcpSetSuperScopeV4(
        ServerIpAddress: *const u16,  // LPCWSTR optional
        SubnetAddress: u32,  // DWORD
        SuperScopeName: *const u16,  // LPCWSTR optional
        ChangeExisting: i32  // BOOL
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DHCPSAPI.dll")]
public static extern uint DhcpSetSuperScopeV4([MarshalAs(UnmanagedType.LPWStr)] string ServerIpAddress, uint SubnetAddress, [MarshalAs(UnmanagedType.LPWStr)] string SuperScopeName, bool ChangeExisting);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DHCPSAPI_DhcpSetSuperScopeV4' -Namespace Win32 -PassThru
# $api::DhcpSetSuperScopeV4(ServerIpAddress, SubnetAddress, SuperScopeName, ChangeExisting)

#uselib "DHCPSAPI.dll"
#func global DhcpSetSuperScopeV4 "DhcpSetSuperScopeV4" sptr, sptr, sptr, sptr
; DhcpSetSuperScopeV4 ServerIpAddress, SubnetAddress, SuperScopeName, ChangeExisting   ; 戻り値は stat
; ServerIpAddress : LPCWSTR optional -> "sptr"
; SubnetAddress : DWORD -> "sptr"
; SuperScopeName : LPCWSTR optional -> "sptr"
; ChangeExisting : 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 "DHCPSAPI.dll"
#cfunc global DhcpSetSuperScopeV4 "DhcpSetSuperScopeV4" wstr, int, wstr, int
; res = DhcpSetSuperScopeV4(ServerIpAddress, SubnetAddress, SuperScopeName, ChangeExisting)
; ServerIpAddress : LPCWSTR optional -> "wstr"
; SubnetAddress : DWORD -> "int"
; SuperScopeName : LPCWSTR optional -> "wstr"
; ChangeExisting : BOOL -> "int"

; DWORD DhcpSetSuperScopeV4(LPCWSTR ServerIpAddress, DWORD SubnetAddress, LPCWSTR SuperScopeName, BOOL ChangeExisting)
#uselib "DHCPSAPI.dll"
#cfunc global DhcpSetSuperScopeV4 "DhcpSetSuperScopeV4" wstr, int, wstr, int
; res = DhcpSetSuperScopeV4(ServerIpAddress, SubnetAddress, SuperScopeName, ChangeExisting)
; ServerIpAddress : LPCWSTR optional -> "wstr"
; SubnetAddress : DWORD -> "int"
; SuperScopeName : LPCWSTR optional -> "wstr"
; ChangeExisting : BOOL -> "int"

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

var (
	dhcpsapi = windows.NewLazySystemDLL("DHCPSAPI.dll")
	procDhcpSetSuperScopeV4 = dhcpsapi.NewProc("DhcpSetSuperScopeV4")
)

// ServerIpAddress (LPCWSTR optional), SubnetAddress (DWORD), SuperScopeName (LPCWSTR optional), ChangeExisting (BOOL)
r1, _, err := procDhcpSetSuperScopeV4.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(ServerIpAddress))),
	uintptr(SubnetAddress),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(SuperScopeName))),
	uintptr(ChangeExisting),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DhcpSetSuperScopeV4(
  ServerIpAddress: PWideChar;   // LPCWSTR optional
  SubnetAddress: DWORD;   // DWORD
  SuperScopeName: PWideChar;   // LPCWSTR optional
  ChangeExisting: BOOL   // BOOL
): DWORD; stdcall;
  external 'DHCPSAPI.dll' name 'DhcpSetSuperScopeV4';

result := DllCall("DHCPSAPI\DhcpSetSuperScopeV4"
    , "WStr", ServerIpAddress   ; LPCWSTR optional
    , "UInt", SubnetAddress   ; DWORD
    , "WStr", SuperScopeName   ; LPCWSTR optional
    , "Int", ChangeExisting   ; BOOL
    , "UInt")   ; return: DWORD

●DhcpSetSuperScopeV4(ServerIpAddress, SubnetAddress, SuperScopeName, ChangeExisting) = DLL("DHCPSAPI.dll", "dword DhcpSetSuperScopeV4(char*, dword, char*, bool)")
# 呼び出し: DhcpSetSuperScopeV4(ServerIpAddress, SubnetAddress, SuperScopeName, ChangeExisting)
# ServerIpAddress : LPCWSTR optional -> "char*"
# SubnetAddress : DWORD -> "dword"
# SuperScopeName : LPCWSTR optional -> "char*"
# ChangeExisting : 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)。