Win32 API 日本語リファレンス
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DhcpDeleteSubnetV6

関数
DHCPサーバーから指定IPv6サブネットを削除する。
DLLDHCPSAPI.dll呼出規約winapi対応OSwindowsserver2008

シグネチャ

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

DWORD DhcpDeleteSubnetV6(
    LPWSTR ServerIpAddress,   // optional
    DHCP_IPV6_ADDRESS SubnetAddress,
    DHCP_FORCE_FLAG ForceFlag
);

パラメーター

名前方向説明
ServerIpAddressLPWSTRinoptional対象DHCPv6サーバーのIPアドレスを示すUnicode文字列。ローカルならNULL可。
SubnetAddressDHCP_IPV6_ADDRESSin削除する対象IPv6サブネットのアドレスを表すDHCP_IPV6_ADDRESS。
ForceFlagDHCP_FORCE_FLAGin削除の強制度を指定するDHCP_FORCE_FLAG列挙値(NoForce/Full/Backup)。

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD DhcpDeleteSubnetV6(
    LPWSTR ServerIpAddress,   // optional
    DHCP_IPV6_ADDRESS SubnetAddress,
    DHCP_FORCE_FLAG ForceFlag
);
[DllImport("DHCPSAPI.dll", ExactSpelling = true)]
static extern uint DhcpDeleteSubnetV6(
    [MarshalAs(UnmanagedType.LPWStr)] string ServerIpAddress,   // LPWSTR optional
    DHCP_IPV6_ADDRESS SubnetAddress,   // DHCP_IPV6_ADDRESS
    int ForceFlag   // DHCP_FORCE_FLAG
);
<DllImport("DHCPSAPI.dll", ExactSpelling:=True)>
Public Shared Function DhcpDeleteSubnetV6(
    <MarshalAs(UnmanagedType.LPWStr)> ServerIpAddress As String,   ' LPWSTR optional
    SubnetAddress As DHCP_IPV6_ADDRESS,   ' DHCP_IPV6_ADDRESS
    ForceFlag As Integer   ' DHCP_FORCE_FLAG
) As UInteger
End Function
' ServerIpAddress : LPWSTR optional
' SubnetAddress : DHCP_IPV6_ADDRESS
' ForceFlag : DHCP_FORCE_FLAG
Declare PtrSafe Function DhcpDeleteSubnetV6 Lib "dhcpsapi" ( _
    ByVal ServerIpAddress As LongPtr, _
    ByVal SubnetAddress As LongPtr, _
    ByVal ForceFlag 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

DhcpDeleteSubnetV6 = ctypes.windll.dhcpsapi.DhcpDeleteSubnetV6
DhcpDeleteSubnetV6.restype = wintypes.DWORD
DhcpDeleteSubnetV6.argtypes = [
    wintypes.LPCWSTR,  # ServerIpAddress : LPWSTR optional
    DHCP_IPV6_ADDRESS,  # SubnetAddress : DHCP_IPV6_ADDRESS
    ctypes.c_int,  # ForceFlag : DHCP_FORCE_FLAG
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DHCPSAPI.dll')
DhcpDeleteSubnetV6 = Fiddle::Function.new(
  lib['DhcpDeleteSubnetV6'],
  [
    Fiddle::TYPE_VOIDP,  # ServerIpAddress : LPWSTR optional
    Fiddle::TYPE_VOIDP,  # SubnetAddress : DHCP_IPV6_ADDRESS
    Fiddle::TYPE_INT,  # ForceFlag : DHCP_FORCE_FLAG
  ],
  -Fiddle::TYPE_INT)
#[link(name = "dhcpsapi")]
extern "system" {
    fn DhcpDeleteSubnetV6(
        ServerIpAddress: *mut u16,  // LPWSTR optional
        SubnetAddress: DHCP_IPV6_ADDRESS,  // DHCP_IPV6_ADDRESS
        ForceFlag: i32  // DHCP_FORCE_FLAG
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("DHCPSAPI.dll")]
public static extern uint DhcpDeleteSubnetV6([MarshalAs(UnmanagedType.LPWStr)] string ServerIpAddress, DHCP_IPV6_ADDRESS SubnetAddress, int ForceFlag);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DHCPSAPI_DhcpDeleteSubnetV6' -Namespace Win32 -PassThru
# $api::DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag)
#uselib "DHCPSAPI.dll"
#func global DhcpDeleteSubnetV6 "DhcpDeleteSubnetV6" sptr, sptr, sptr
; DhcpDeleteSubnetV6 ServerIpAddress, SubnetAddress, ForceFlag   ; 戻り値は stat
; ServerIpAddress : LPWSTR optional -> "sptr"
; SubnetAddress : DHCP_IPV6_ADDRESS -> "sptr"
; ForceFlag : DHCP_FORCE_FLAG -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 DhcpDeleteSubnetV6 "DhcpDeleteSubnetV6" wstr, int, int
; res = DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag)
; ServerIpAddress : LPWSTR optional -> "wstr"
; SubnetAddress : DHCP_IPV6_ADDRESS -> "int"
; ForceFlag : DHCP_FORCE_FLAG -> "int"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; DWORD DhcpDeleteSubnetV6(LPWSTR ServerIpAddress, DHCP_IPV6_ADDRESS SubnetAddress, DHCP_FORCE_FLAG ForceFlag)
#uselib "DHCPSAPI.dll"
#cfunc global DhcpDeleteSubnetV6 "DhcpDeleteSubnetV6" wstr, int, int
; res = DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag)
; ServerIpAddress : LPWSTR optional -> "wstr"
; SubnetAddress : DHCP_IPV6_ADDRESS -> "int"
; ForceFlag : DHCP_FORCE_FLAG -> "int"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	dhcpsapi = windows.NewLazySystemDLL("DHCPSAPI.dll")
	procDhcpDeleteSubnetV6 = dhcpsapi.NewProc("DhcpDeleteSubnetV6")
)

// ServerIpAddress (LPWSTR optional), SubnetAddress (DHCP_IPV6_ADDRESS), ForceFlag (DHCP_FORCE_FLAG)
r1, _, err := procDhcpDeleteSubnetV6.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(ServerIpAddress))),
	uintptr(SubnetAddress),
	uintptr(ForceFlag),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function DhcpDeleteSubnetV6(
  ServerIpAddress: PWideChar;   // LPWSTR optional
  SubnetAddress: DHCP_IPV6_ADDRESS;   // DHCP_IPV6_ADDRESS
  ForceFlag: Integer   // DHCP_FORCE_FLAG
): DWORD; stdcall;
  external 'DHCPSAPI.dll' name 'DhcpDeleteSubnetV6';
result := DllCall("DHCPSAPI\DhcpDeleteSubnetV6"
    , "WStr", ServerIpAddress   ; LPWSTR optional
    , "Ptr", SubnetAddress   ; DHCP_IPV6_ADDRESS
    , "Int", ForceFlag   ; DHCP_FORCE_FLAG
    , "UInt")   ; return: DWORD
●DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag) = DLL("DHCPSAPI.dll", "dword DhcpDeleteSubnetV6(char*, void*, int)")
# 呼び出し: DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag)
# ServerIpAddress : LPWSTR optional -> "char*"
# SubnetAddress : DHCP_IPV6_ADDRESS -> "void*"
# ForceFlag : DHCP_FORCE_FLAG -> "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)。
const std = @import("std");

extern "dhcpsapi" fn DhcpDeleteSubnetV6(
    ServerIpAddress: [*c]const u16, // LPWSTR optional
    SubnetAddress: DHCP_IPV6_ADDRESS, // DHCP_IPV6_ADDRESS
    ForceFlag: i32 // DHCP_FORCE_FLAG
) callconv(std.os.windows.WINAPI) u32;
proc DhcpDeleteSubnetV6(
    ServerIpAddress: WideCString,  # LPWSTR optional
    SubnetAddress: DHCP_IPV6_ADDRESS,  # DHCP_IPV6_ADDRESS
    ForceFlag: int32  # DHCP_FORCE_FLAG
): uint32 {.importc: "DhcpDeleteSubnetV6", stdcall, dynlib: "DHCPSAPI.dll".}
pragma(lib, "dhcpsapi");
extern(Windows)
uint DhcpDeleteSubnetV6(
    const(wchar)* ServerIpAddress,   // LPWSTR optional
    DHCP_IPV6_ADDRESS SubnetAddress,   // DHCP_IPV6_ADDRESS
    int ForceFlag   // DHCP_FORCE_FLAG
);
ccall((:DhcpDeleteSubnetV6, "DHCPSAPI.dll"), stdcall, UInt32,
      (Cwstring, DHCP_IPV6_ADDRESS, Int32),
      ServerIpAddress, SubnetAddress, ForceFlag)
# ServerIpAddress : LPWSTR optional -> Cwstring
# SubnetAddress : DHCP_IPV6_ADDRESS -> DHCP_IPV6_ADDRESS
# ForceFlag : DHCP_FORCE_FLAG -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
uint32_t DhcpDeleteSubnetV6(
    const uint16_t* ServerIpAddress,
    DHCP_IPV6_ADDRESS SubnetAddress,
    int32_t ForceFlag);
]]
local dhcpsapi = ffi.load("dhcpsapi")
-- dhcpsapi.DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag)
-- ServerIpAddress : LPWSTR optional
-- SubnetAddress : DHCP_IPV6_ADDRESS
-- ForceFlag : DHCP_FORCE_FLAG
-- 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('DHCPSAPI.dll');
const DhcpDeleteSubnetV6 = lib.func('__stdcall', 'DhcpDeleteSubnetV6', 'uint32_t', ['str16', 'DHCP_IPV6_ADDRESS', 'int32_t']);
// DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag)
// ServerIpAddress : LPWSTR optional -> 'str16'
// SubnetAddress : DHCP_IPV6_ADDRESS -> 'DHCP_IPV6_ADDRESS'
// ForceFlag : DHCP_FORCE_FLAG -> 'int32_t'
// 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("DHCPSAPI.dll", {
  DhcpDeleteSubnetV6: { parameters: ["buffer", "buffer", "i32"], result: "u32" },
});
// lib.symbols.DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag)
// ServerIpAddress : LPWSTR optional -> "buffer"
// SubnetAddress : DHCP_IPV6_ADDRESS -> "buffer"
// ForceFlag : DHCP_FORCE_FLAG -> "i32"
// 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
uint32_t DhcpDeleteSubnetV6(
    const uint16_t* ServerIpAddress,
    DHCP_IPV6_ADDRESS SubnetAddress,
    int32_t ForceFlag);
C, "DHCPSAPI.dll");
// $ffi->DhcpDeleteSubnetV6(ServerIpAddress, SubnetAddress, ForceFlag);
// ServerIpAddress : LPWSTR optional
// SubnetAddress : DHCP_IPV6_ADDRESS
// ForceFlag : DHCP_FORCE_FLAG
// 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 Dhcpsapi extends StdCallLibrary {
    Dhcpsapi INSTANCE = Native.load("dhcpsapi", Dhcpsapi.class);
    int DhcpDeleteSubnetV6(
        WString ServerIpAddress,   // LPWSTR optional
        DHCP_IPV6_ADDRESS /* extends Structure (by value) */ SubnetAddress,   // DHCP_IPV6_ADDRESS
        int ForceFlag   // DHCP_FORCE_FLAG
    );
}
@[Link("dhcpsapi")]
lib LibDHCPSAPI
  fun DhcpDeleteSubnetV6 = DhcpDeleteSubnetV6(
    ServerIpAddress : UInt16*,   # LPWSTR optional
    SubnetAddress : DHCP_IPV6_ADDRESS,   # DHCP_IPV6_ADDRESS
    ForceFlag : Int32   # DHCP_FORCE_FLAG
  ) : UInt32
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 DhcpDeleteSubnetV6Native = Uint32 Function(Pointer<Utf16>, DHCP_IPV6_ADDRESS, Int32);
typedef DhcpDeleteSubnetV6Dart = int Function(Pointer<Utf16>, int, int);
final DhcpDeleteSubnetV6 = DynamicLibrary.open('DHCPSAPI.dll')
    .lookupFunction<DhcpDeleteSubnetV6Native, DhcpDeleteSubnetV6Dart>('DhcpDeleteSubnetV6');
// ServerIpAddress : LPWSTR optional -> Pointer<Utf16>
// SubnetAddress : DHCP_IPV6_ADDRESS -> DHCP_IPV6_ADDRESS
// ForceFlag : DHCP_FORCE_FLAG -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function DhcpDeleteSubnetV6(
  ServerIpAddress: PWideChar;   // LPWSTR optional
  SubnetAddress: DHCP_IPV6_ADDRESS;   // DHCP_IPV6_ADDRESS
  ForceFlag: Integer   // DHCP_FORCE_FLAG
): DWORD; stdcall;
  external 'DHCPSAPI.dll' name 'DhcpDeleteSubnetV6';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "DhcpDeleteSubnetV6"
  c_DhcpDeleteSubnetV6 :: CWString -> DHCP_IPV6_ADDRESS -> Int32 -> IO Word32
-- ServerIpAddress : LPWSTR optional -> CWString
-- SubnetAddress : DHCP_IPV6_ADDRESS -> DHCP_IPV6_ADDRESS
-- ForceFlag : DHCP_FORCE_FLAG -> Int32
-- 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。
-- ※値渡し構造体は GHC FFI で直接渡せません。Ptr で渡すラッパ(C側)経由にしてください。
open Ctypes
open Foreign

let dhcpdeletesubnetv6 =
  foreign "DhcpDeleteSubnetV6"
    ((ptr uint16_t) @-> DHCP_IPV6_ADDRESS @-> int32_t @-> returning uint32_t)
(* ServerIpAddress : LPWSTR optional -> (ptr uint16_t) *)
(* SubnetAddress : DHCP_IPV6_ADDRESS -> DHCP_IPV6_ADDRESS *)
(* ForceFlag : DHCP_FORCE_FLAG -> int32_t *)
(* 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 dhcpsapi (t "DHCPSAPI.dll"))
(cffi:use-foreign-library dhcpsapi)

(cffi:defcfun ("DhcpDeleteSubnetV6" dhcp-delete-subnet-v6 :convention :stdcall) :uint32
  (server-ip-address (:string :encoding :utf-16le))   ; LPWSTR optional
  (subnet-address (:struct dhcp-ipv6-address))   ; DHCP_IPV6_ADDRESS
  (force-flag :int32))   ; DHCP_FORCE_FLAG
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $DhcpDeleteSubnetV6 = Win32::API::More->new('DHCPSAPI',
    'DWORD DhcpDeleteSubnetV6(LPCWSTR ServerIpAddress, LPVOID SubnetAddress, int ForceFlag)');
# my $ret = $DhcpDeleteSubnetV6->Call($ServerIpAddress, $SubnetAddress, $ForceFlag);
# ServerIpAddress : LPWSTR optional -> LPCWSTR
# SubnetAddress : DHCP_IPV6_ADDRESS -> LPVOID
# ForceFlag : DHCP_FORCE_FLAG -> int
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

関連項目

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