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McastGenUID
関数マルチキャストクライアント用の一意な識別子を生成する。
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// dhcpcsvc.dll
#include <windows.h>
DWORD McastGenUID(
MCAST_CLIENT_UID* pRequestID
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| pRequestID | MCAST_CLIENT_UID* | inout |
戻り値の型: DWORD
各言語での呼び出し定義
// dhcpcsvc.dll
#include <windows.h>
DWORD McastGenUID(
MCAST_CLIENT_UID* pRequestID
);[DllImport("dhcpcsvc.dll", ExactSpelling = true)]
static extern uint McastGenUID(
IntPtr pRequestID // MCAST_CLIENT_UID* in/out
);<DllImport("dhcpcsvc.dll", ExactSpelling:=True)>
Public Shared Function McastGenUID(
pRequestID As IntPtr ' MCAST_CLIENT_UID* in/out
) As UInteger
End Function' pRequestID : MCAST_CLIENT_UID* in/out
Declare PtrSafe Function McastGenUID Lib "dhcpcsvc" ( _
ByVal pRequestID 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
McastGenUID = ctypes.windll.dhcpcsvc.McastGenUID
McastGenUID.restype = wintypes.DWORD
McastGenUID.argtypes = [
ctypes.c_void_p, # pRequestID : MCAST_CLIENT_UID* in/out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('dhcpcsvc.dll')
McastGenUID = Fiddle::Function.new(
lib['McastGenUID'],
[
Fiddle::TYPE_VOIDP, # pRequestID : MCAST_CLIENT_UID* in/out
],
-Fiddle::TYPE_INT)#[link(name = "dhcpcsvc")]
extern "system" {
fn McastGenUID(
pRequestID: *mut MCAST_CLIENT_UID // MCAST_CLIENT_UID* in/out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("dhcpcsvc.dll")]
public static extern uint McastGenUID(IntPtr pRequestID);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dhcpcsvc_McastGenUID' -Namespace Win32 -PassThru
# $api::McastGenUID(pRequestID)#uselib "dhcpcsvc.dll"
#func global McastGenUID "McastGenUID" sptr
; McastGenUID varptr(pRequestID) ; 戻り値は stat
; pRequestID : MCAST_CLIENT_UID* in/out -> "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 "dhcpcsvc.dll" #cfunc global McastGenUID "McastGenUID" var ; res = McastGenUID(pRequestID) ; pRequestID : MCAST_CLIENT_UID* in/out -> "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 "dhcpcsvc.dll" #cfunc global McastGenUID "McastGenUID" sptr ; res = McastGenUID(varptr(pRequestID)) ; pRequestID : MCAST_CLIENT_UID* in/out -> "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 McastGenUID(MCAST_CLIENT_UID* pRequestID) #uselib "dhcpcsvc.dll" #cfunc global McastGenUID "McastGenUID" var ; res = McastGenUID(pRequestID) ; pRequestID : MCAST_CLIENT_UID* in/out -> "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 McastGenUID(MCAST_CLIENT_UID* pRequestID) #uselib "dhcpcsvc.dll" #cfunc global McastGenUID "McastGenUID" intptr ; res = McastGenUID(varptr(pRequestID)) ; pRequestID : MCAST_CLIENT_UID* in/out -> "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 (
dhcpcsvc = windows.NewLazySystemDLL("dhcpcsvc.dll")
procMcastGenUID = dhcpcsvc.NewProc("McastGenUID")
)
// pRequestID (MCAST_CLIENT_UID* in/out)
r1, _, err := procMcastGenUID.Call(
uintptr(pRequestID),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction McastGenUID(
pRequestID: Pointer // MCAST_CLIENT_UID* in/out
): DWORD; stdcall;
external 'dhcpcsvc.dll' name 'McastGenUID';result := DllCall("dhcpcsvc\McastGenUID"
, "Ptr", pRequestID ; MCAST_CLIENT_UID* in/out
, "UInt") ; return: DWORD●McastGenUID(pRequestID) = DLL("dhcpcsvc.dll", "dword McastGenUID(void*)")
# 呼び出し: McastGenUID(pRequestID)
# pRequestID : MCAST_CLIENT_UID* in/out -> "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)。