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DhcpHlprAddV4PolicyRange

関数

IPv4 DHCPポリシーにIPアドレス範囲を追加するヘルパー関数。

DLLDHCPSAPI.dll呼出規約winapi対応OSwindowsserver2012

シグネチャ

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

DWORD DhcpHlprAddV4PolicyRange(
    DHCP_POLICY* Policy,
    DHCP_IP_RANGE* Range
);

パラメーター

名前	型	方向	説明
Policy	DHCP_POLICY*	inout	IP範囲を追加する対象のDHCP_POLICY構造体へのポインタ。
Range	DHCP_IP_RANGE*	in	ポリシーに割り当てるIPアドレス範囲を表すDHCP_IP_RANGE構造体へのポインタ。

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD DhcpHlprAddV4PolicyRange(
    DHCP_POLICY* Policy,
    DHCP_IP_RANGE* Range
);

[DllImport("DHCPSAPI.dll", ExactSpelling = true)]
static extern uint DhcpHlprAddV4PolicyRange(
    IntPtr Policy,   // DHCP_POLICY* in/out
    IntPtr Range   // DHCP_IP_RANGE*
);

<DllImport("DHCPSAPI.dll", ExactSpelling:=True)>
Public Shared Function DhcpHlprAddV4PolicyRange(
    Policy As IntPtr,   ' DHCP_POLICY* in/out
    Range As IntPtr   ' DHCP_IP_RANGE*
) As UInteger
End Function

' Policy : DHCP_POLICY* in/out
' Range : DHCP_IP_RANGE*
Declare PtrSafe Function DhcpHlprAddV4PolicyRange Lib "dhcpsapi" ( _
    ByVal Policy As LongPtr, _
    ByVal Range 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

DhcpHlprAddV4PolicyRange = ctypes.windll.dhcpsapi.DhcpHlprAddV4PolicyRange
DhcpHlprAddV4PolicyRange.restype = wintypes.DWORD
DhcpHlprAddV4PolicyRange.argtypes = [
    ctypes.c_void_p,  # Policy : DHCP_POLICY* in/out
    ctypes.c_void_p,  # Range : DHCP_IP_RANGE*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DHCPSAPI.dll')
DhcpHlprAddV4PolicyRange = Fiddle::Function.new(
  lib['DhcpHlprAddV4PolicyRange'],
  [
    Fiddle::TYPE_VOIDP,  # Policy : DHCP_POLICY* in/out
    Fiddle::TYPE_VOIDP,  # Range : DHCP_IP_RANGE*
  ],
  -Fiddle::TYPE_INT)

#[link(name = "dhcpsapi")]
extern "system" {
    fn DhcpHlprAddV4PolicyRange(
        Policy: *mut DHCP_POLICY,  // DHCP_POLICY* in/out
        Range: *mut DHCP_IP_RANGE  // DHCP_IP_RANGE*
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DHCPSAPI.dll")]
public static extern uint DhcpHlprAddV4PolicyRange(IntPtr Policy, IntPtr Range);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DHCPSAPI_DhcpHlprAddV4PolicyRange' -Namespace Win32 -PassThru
# $api::DhcpHlprAddV4PolicyRange(Policy, Range)

#uselib "DHCPSAPI.dll"
#func global DhcpHlprAddV4PolicyRange "DhcpHlprAddV4PolicyRange" sptr, sptr
; DhcpHlprAddV4PolicyRange varptr(Policy), varptr(Range)   ; 戻り値は stat
; Policy : DHCP_POLICY* in/out -> "sptr"
; Range : DHCP_IP_RANGE* -> "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。

出力引数:

#uselib "DHCPSAPI.dll"
#cfunc global DhcpHlprAddV4PolicyRange "DhcpHlprAddV4PolicyRange" var, var
; res = DhcpHlprAddV4PolicyRange(Policy, Range)
; Policy : DHCP_POLICY* in/out -> "var"
; Range : DHCP_IP_RANGE* -> "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。#uselib "DHCPSAPI.dll"
#cfunc global DhcpHlprAddV4PolicyRange "DhcpHlprAddV4PolicyRange" sptr, sptr
; res = DhcpHlprAddV4PolicyRange(varptr(Policy), varptr(Range))
; Policy : DHCP_POLICY* in/out -> "sptr"
; Range : DHCP_IP_RANGE* -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; DWORD DhcpHlprAddV4PolicyRange(DHCP_POLICY* Policy, DHCP_IP_RANGE* Range)
#uselib "DHCPSAPI.dll"
#cfunc global DhcpHlprAddV4PolicyRange "DhcpHlprAddV4PolicyRange" var, var
; res = DhcpHlprAddV4PolicyRange(Policy, Range)
; Policy : DHCP_POLICY* in/out -> "var"
; Range : DHCP_IP_RANGE* -> "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。; DWORD DhcpHlprAddV4PolicyRange(DHCP_POLICY* Policy, DHCP_IP_RANGE* Range)
#uselib "DHCPSAPI.dll"
#cfunc global DhcpHlprAddV4PolicyRange "DhcpHlprAddV4PolicyRange" intptr, intptr
; res = DhcpHlprAddV4PolicyRange(varptr(Policy), varptr(Range))
; Policy : DHCP_POLICY* in/out -> "intptr"
; Range : DHCP_IP_RANGE* -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	dhcpsapi = windows.NewLazySystemDLL("DHCPSAPI.dll")
	procDhcpHlprAddV4PolicyRange = dhcpsapi.NewProc("DhcpHlprAddV4PolicyRange")
)

// Policy (DHCP_POLICY* in/out), Range (DHCP_IP_RANGE*)
r1, _, err := procDhcpHlprAddV4PolicyRange.Call(
	uintptr(Policy),
	uintptr(Range),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DhcpHlprAddV4PolicyRange(
  Policy: Pointer;   // DHCP_POLICY* in/out
  Range: Pointer   // DHCP_IP_RANGE*
): DWORD; stdcall;
  external 'DHCPSAPI.dll' name 'DhcpHlprAddV4PolicyRange';

result := DllCall("DHCPSAPI\DhcpHlprAddV4PolicyRange"
    , "Ptr", Policy   ; DHCP_POLICY* in/out
    , "Ptr", Range   ; DHCP_IP_RANGE*
    , "UInt")   ; return: DWORD

●DhcpHlprAddV4PolicyRange(Policy, Range) = DLL("DHCPSAPI.dll", "dword DhcpHlprAddV4PolicyRange(void*, void*)")
# 呼び出し: DhcpHlprAddV4PolicyRange(Policy, Range)
# Policy : DHCP_POLICY* in/out -> "void*"
# Range : DHCP_IP_RANGE* -> "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)。