ホーム › NetworkManagement.IpHelper › GetUdpStatisticsEx

GetUdpStatisticsEx

関数

指定アドレスファミリのUDPプロトコル統計情報を取得する。

DLLIPHLPAPI.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

DWORD GetUdpStatisticsEx(
    MIB_UDPSTATS* Statistics,
    DWORD Family
);

パラメーター

名前	型	方向
Statistics	MIB_UDPSTATS*	out
Family	DWORD	in

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD GetUdpStatisticsEx(
    MIB_UDPSTATS* Statistics,
    DWORD Family
);

[DllImport("IPHLPAPI.dll", ExactSpelling = true)]
static extern uint GetUdpStatisticsEx(
    IntPtr Statistics,   // MIB_UDPSTATS* out
    uint Family   // DWORD
);

<DllImport("IPHLPAPI.dll", ExactSpelling:=True)>
Public Shared Function GetUdpStatisticsEx(
    Statistics As IntPtr,   ' MIB_UDPSTATS* out
    Family As UInteger   ' DWORD
) As UInteger
End Function

' Statistics : MIB_UDPSTATS* out
' Family : DWORD
Declare PtrSafe Function GetUdpStatisticsEx Lib "iphlpapi" ( _
    ByVal Statistics As LongPtr, _
    ByVal Family 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

GetUdpStatisticsEx = ctypes.windll.iphlpapi.GetUdpStatisticsEx
GetUdpStatisticsEx.restype = wintypes.DWORD
GetUdpStatisticsEx.argtypes = [
    ctypes.c_void_p,  # Statistics : MIB_UDPSTATS* out
    wintypes.DWORD,  # Family : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('IPHLPAPI.dll')
GetUdpStatisticsEx = Fiddle::Function.new(
  lib['GetUdpStatisticsEx'],
  [
    Fiddle::TYPE_VOIDP,  # Statistics : MIB_UDPSTATS* out
    -Fiddle::TYPE_INT,  # Family : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "iphlpapi")]
extern "system" {
    fn GetUdpStatisticsEx(
        Statistics: *mut MIB_UDPSTATS,  // MIB_UDPSTATS* out
        Family: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("IPHLPAPI.dll")]
public static extern uint GetUdpStatisticsEx(IntPtr Statistics, uint Family);
"@
$api = Add-Type -MemberDefinition $sig -Name 'IPHLPAPI_GetUdpStatisticsEx' -Namespace Win32 -PassThru
# $api::GetUdpStatisticsEx(Statistics, Family)

#uselib "IPHLPAPI.dll"
#func global GetUdpStatisticsEx "GetUdpStatisticsEx" sptr, sptr
; GetUdpStatisticsEx varptr(Statistics), Family   ; 戻り値は stat
; Statistics : MIB_UDPSTATS* out -> "sptr"
; Family : 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。

出力引数:

#uselib "IPHLPAPI.dll"
#cfunc global GetUdpStatisticsEx "GetUdpStatisticsEx" var, int
; res = GetUdpStatisticsEx(Statistics, Family)
; Statistics : MIB_UDPSTATS* out -> "var"
; Family : DWORD -> "int"
; ※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 "IPHLPAPI.dll"
#cfunc global GetUdpStatisticsEx "GetUdpStatisticsEx" sptr, int
; res = GetUdpStatisticsEx(varptr(Statistics), Family)
; Statistics : MIB_UDPSTATS* out -> "sptr"
; Family : DWORD -> "int"
; ※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 GetUdpStatisticsEx(MIB_UDPSTATS* Statistics, DWORD Family)
#uselib "IPHLPAPI.dll"
#cfunc global GetUdpStatisticsEx "GetUdpStatisticsEx" var, int
; res = GetUdpStatisticsEx(Statistics, Family)
; Statistics : MIB_UDPSTATS* out -> "var"
; Family : DWORD -> "int"
; ※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 GetUdpStatisticsEx(MIB_UDPSTATS* Statistics, DWORD Family)
#uselib "IPHLPAPI.dll"
#cfunc global GetUdpStatisticsEx "GetUdpStatisticsEx" intptr, int
; res = GetUdpStatisticsEx(varptr(Statistics), Family)
; Statistics : MIB_UDPSTATS* out -> "intptr"
; Family : DWORD -> "int"
; ※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 (
	iphlpapi = windows.NewLazySystemDLL("IPHLPAPI.dll")
	procGetUdpStatisticsEx = iphlpapi.NewProc("GetUdpStatisticsEx")
)

// Statistics (MIB_UDPSTATS* out), Family (DWORD)
r1, _, err := procGetUdpStatisticsEx.Call(
	uintptr(Statistics),
	uintptr(Family),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function GetUdpStatisticsEx(
  Statistics: Pointer;   // MIB_UDPSTATS* out
  Family: DWORD   // DWORD
): DWORD; stdcall;
  external 'IPHLPAPI.dll' name 'GetUdpStatisticsEx';

result := DllCall("IPHLPAPI\GetUdpStatisticsEx"
    , "Ptr", Statistics   ; MIB_UDPSTATS* out
    , "UInt", Family   ; DWORD
    , "UInt")   ; return: DWORD

●GetUdpStatisticsEx(Statistics, Family) = DLL("IPHLPAPI.dll", "dword GetUdpStatisticsEx(void*, dword)")
# 呼び出し: GetUdpStatisticsEx(Statistics, Family)
# Statistics : MIB_UDPSTATS* out -> "void*"
# Family : 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)。