RasClearLinkStatistics

// RASAPI32.dll
#include <windows.h>

DWORD RasClearLinkStatistics(
    HRASCONN hRasConn,
    DWORD dwSubEntry
);

<DllImport("RASAPI32.dll", ExactSpelling:=True)>
Public Shared Function RasClearLinkStatistics(
    hRasConn As IntPtr,   ' HRASCONN
    dwSubEntry As UInteger   ' DWORD
) As UInteger
End Function

' hRasConn : HRASCONN
' dwSubEntry : DWORD
Declare PtrSafe Function RasClearLinkStatistics Lib "rasapi32" ( _
    ByVal hRasConn As LongPtr, _
    ByVal dwSubEntry 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

RasClearLinkStatistics = ctypes.windll.rasapi32.RasClearLinkStatistics
RasClearLinkStatistics.restype = wintypes.DWORD
RasClearLinkStatistics.argtypes = [
    wintypes.HANDLE,  # hRasConn : HRASCONN
    wintypes.DWORD,  # dwSubEntry : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RASAPI32.dll')
RasClearLinkStatistics = Fiddle::Function.new(
  lib['RasClearLinkStatistics'],
  [
    Fiddle::TYPE_VOIDP,  # hRasConn : HRASCONN
    -Fiddle::TYPE_INT,  # dwSubEntry : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "rasapi32")]
extern "system" {
    fn RasClearLinkStatistics(
        hRasConn: *mut core::ffi::c_void,  // HRASCONN
        dwSubEntry: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RASAPI32.dll")]
public static extern uint RasClearLinkStatistics(IntPtr hRasConn, uint dwSubEntry);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RASAPI32_RasClearLinkStatistics' -Namespace Win32 -PassThru
# $api::RasClearLinkStatistics(hRasConn, dwSubEntry)

#uselib "RASAPI32.dll"
#func global RasClearLinkStatistics "RasClearLinkStatistics" sptr, sptr
; RasClearLinkStatistics hRasConn, dwSubEntry   ; 戻り値は stat
; hRasConn : HRASCONN -> "sptr"
; dwSubEntry : 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 "RASAPI32.dll"
#cfunc global RasClearLinkStatistics "RasClearLinkStatistics" sptr, int
; res = RasClearLinkStatistics(hRasConn, dwSubEntry)
; hRasConn : HRASCONN -> "sptr"
; dwSubEntry : DWORD -> "int"

; DWORD RasClearLinkStatistics(HRASCONN hRasConn, DWORD dwSubEntry)
#uselib "RASAPI32.dll"
#cfunc global RasClearLinkStatistics "RasClearLinkStatistics" intptr, int
; res = RasClearLinkStatistics(hRasConn, dwSubEntry)
; hRasConn : HRASCONN -> "intptr"
; dwSubEntry : DWORD -> "int"

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

var (
	rasapi32 = windows.NewLazySystemDLL("RASAPI32.dll")
	procRasClearLinkStatistics = rasapi32.NewProc("RasClearLinkStatistics")
)

// hRasConn (HRASCONN), dwSubEntry (DWORD)
r1, _, err := procRasClearLinkStatistics.Call(
	uintptr(hRasConn),
	uintptr(dwSubEntry),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function RasClearLinkStatistics(
  hRasConn: THandle;   // HRASCONN
  dwSubEntry: DWORD   // DWORD
): DWORD; stdcall;
  external 'RASAPI32.dll' name 'RasClearLinkStatistics';

result := DllCall("RASAPI32\RasClearLinkStatistics"
    , "Ptr", hRasConn   ; HRASCONN
    , "UInt", dwSubEntry   ; DWORD
    , "UInt")   ; return: DWORD

●RasClearLinkStatistics(hRasConn, dwSubEntry) = DLL("RASAPI32.dll", "dword RasClearLinkStatistics(void*, dword)")
# 呼び出し: RasClearLinkStatistics(hRasConn, dwSubEntry)
# hRasConn : HRASCONN -> "void*"
# dwSubEntry : 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)。