ホーム › Networking.Clustering › OpenClusterNodeById

OpenClusterNodeById

関数

ノードIDを指定してクラスターノードを開く。

DLLCLUSAPI.dll呼出規約winapi

シグネチャ

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

HNODE OpenClusterNodeById(
    HCLUSTER hCluster,
    DWORD nodeId
);

パラメーター

名前	型	方向	説明
hCluster	HCLUSTER	in	対象クラスタへのハンドル。
nodeId	DWORD	in	開くノードを識別する数値のノードID。

戻り値の型: HNODE

各言語での呼び出し定義

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

HNODE OpenClusterNodeById(
    HCLUSTER hCluster,
    DWORD nodeId
);

[DllImport("CLUSAPI.dll", ExactSpelling = true)]
static extern IntPtr OpenClusterNodeById(
    IntPtr hCluster,   // HCLUSTER
    uint nodeId   // DWORD
);

<DllImport("CLUSAPI.dll", ExactSpelling:=True)>
Public Shared Function OpenClusterNodeById(
    hCluster As IntPtr,   ' HCLUSTER
    nodeId As UInteger   ' DWORD
) As IntPtr
End Function

' hCluster : HCLUSTER
' nodeId : DWORD
Declare PtrSafe Function OpenClusterNodeById Lib "clusapi" ( _
    ByVal hCluster As LongPtr, _
    ByVal nodeId As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

OpenClusterNodeById = ctypes.windll.clusapi.OpenClusterNodeById
OpenClusterNodeById.restype = ctypes.c_ssize_t
OpenClusterNodeById.argtypes = [
    ctypes.c_ssize_t,  # hCluster : HCLUSTER
    wintypes.DWORD,  # nodeId : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CLUSAPI.dll')
OpenClusterNodeById = Fiddle::Function.new(
  lib['OpenClusterNodeById'],
  [
    Fiddle::TYPE_INTPTR_T,  # hCluster : HCLUSTER
    -Fiddle::TYPE_INT,  # nodeId : DWORD
  ],
  Fiddle::TYPE_INTPTR_T)

#[link(name = "clusapi")]
extern "system" {
    fn OpenClusterNodeById(
        hCluster: isize,  // HCLUSTER
        nodeId: u32  // DWORD
    ) -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CLUSAPI.dll")]
public static extern IntPtr OpenClusterNodeById(IntPtr hCluster, uint nodeId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CLUSAPI_OpenClusterNodeById' -Namespace Win32 -PassThru
# $api::OpenClusterNodeById(hCluster, nodeId)

#uselib "CLUSAPI.dll"
#func global OpenClusterNodeById "OpenClusterNodeById" sptr, sptr
; OpenClusterNodeById hCluster, nodeId   ; 戻り値は stat
; hCluster : HCLUSTER -> "sptr"
; nodeId : DWORD -> "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 "CLUSAPI.dll"
#cfunc global OpenClusterNodeById "OpenClusterNodeById" sptr, int
; res = OpenClusterNodeById(hCluster, nodeId)
; hCluster : HCLUSTER -> "sptr"
; nodeId : DWORD -> "int"

; HNODE OpenClusterNodeById(HCLUSTER hCluster, DWORD nodeId)
#uselib "CLUSAPI.dll"
#cfunc global OpenClusterNodeById "OpenClusterNodeById" intptr, int
; res = OpenClusterNodeById(hCluster, nodeId)
; hCluster : HCLUSTER -> "intptr"
; nodeId : DWORD -> "int"

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

var (
	clusapi = windows.NewLazySystemDLL("CLUSAPI.dll")
	procOpenClusterNodeById = clusapi.NewProc("OpenClusterNodeById")
)

// hCluster (HCLUSTER), nodeId (DWORD)
r1, _, err := procOpenClusterNodeById.Call(
	uintptr(hCluster),
	uintptr(nodeId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HNODE

function OpenClusterNodeById(
  hCluster: NativeInt;   // HCLUSTER
  nodeId: DWORD   // DWORD
): NativeInt; stdcall;
  external 'CLUSAPI.dll' name 'OpenClusterNodeById';

result := DllCall("CLUSAPI\OpenClusterNodeById"
    , "Ptr", hCluster   ; HCLUSTER
    , "UInt", nodeId   ; DWORD
    , "Ptr")   ; return: HNODE

●OpenClusterNodeById(hCluster, nodeId) = DLL("CLUSAPI.dll", "int OpenClusterNodeById(int, dword)")
# 呼び出し: OpenClusterNodeById(hCluster, nodeId)
# hCluster : HCLUSTER -> "int"
# nodeId : DWORD -> "dword"
# 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)。