RtmReleaseNextHops

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

DWORD RtmReleaseNextHops(
    INT_PTR RtmRegHandle,
    DWORD NumNextHops,
    INT_PTR* NextHopHandles
);

<DllImport("rtm.dll", ExactSpelling:=True)>
Public Shared Function RtmReleaseNextHops(
    RtmRegHandle As IntPtr,   ' INT_PTR
    NumNextHops As UInteger,   ' DWORD
    ByRef NextHopHandles As IntPtr   ' INT_PTR* in/out
) As UInteger
End Function

' RtmRegHandle : INT_PTR
' NumNextHops : DWORD
' NextHopHandles : INT_PTR* in/out
Declare PtrSafe Function RtmReleaseNextHops Lib "rtm" ( _
    ByVal RtmRegHandle As LongPtr, _
    ByVal NumNextHops As Long, _
    ByRef NextHopHandles 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

RtmReleaseNextHops = ctypes.windll.rtm.RtmReleaseNextHops
RtmReleaseNextHops.restype = wintypes.DWORD
RtmReleaseNextHops.argtypes = [
    ctypes.c_ssize_t,  # RtmRegHandle : INT_PTR
    wintypes.DWORD,  # NumNextHops : DWORD
    ctypes.POINTER(ctypes.c_ssize_t),  # NextHopHandles : INT_PTR* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('rtm.dll')
RtmReleaseNextHops = Fiddle::Function.new(
  lib['RtmReleaseNextHops'],
  [
    Fiddle::TYPE_INTPTR_T,  # RtmRegHandle : INT_PTR
    -Fiddle::TYPE_INT,  # NumNextHops : DWORD
    Fiddle::TYPE_VOIDP,  # NextHopHandles : INT_PTR* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "rtm")]
extern "system" {
    fn RtmReleaseNextHops(
        RtmRegHandle: isize,  // INT_PTR
        NumNextHops: u32,  // DWORD
        NextHopHandles: *mut isize  // INT_PTR* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("rtm.dll")]
public static extern uint RtmReleaseNextHops(IntPtr RtmRegHandle, uint NumNextHops, ref IntPtr NextHopHandles);
"@
$api = Add-Type -MemberDefinition $sig -Name 'rtm_RtmReleaseNextHops' -Namespace Win32 -PassThru
# $api::RtmReleaseNextHops(RtmRegHandle, NumNextHops, NextHopHandles)

#uselib "rtm.dll"
#func global RtmReleaseNextHops "RtmReleaseNextHops" sptr, sptr, sptr
; RtmReleaseNextHops RtmRegHandle, NumNextHops, varptr(NextHopHandles)   ; 戻り値は stat
; RtmRegHandle : INT_PTR -> "sptr"
; NumNextHops : DWORD -> "sptr"
; NextHopHandles : INT_PTR* 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。

#uselib "rtm.dll"
#cfunc global RtmReleaseNextHops "RtmReleaseNextHops" sptr, int, var
; res = RtmReleaseNextHops(RtmRegHandle, NumNextHops, NextHopHandles)
; RtmRegHandle : INT_PTR -> "sptr"
; NumNextHops : DWORD -> "int"
; NextHopHandles : INT_PTR* 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 RtmReleaseNextHops(INT_PTR RtmRegHandle, DWORD NumNextHops, INT_PTR* NextHopHandles)
#uselib "rtm.dll"
#cfunc global RtmReleaseNextHops "RtmReleaseNextHops" intptr, int, var
; res = RtmReleaseNextHops(RtmRegHandle, NumNextHops, NextHopHandles)
; RtmRegHandle : INT_PTR -> "intptr"
; NumNextHops : DWORD -> "int"
; NextHopHandles : INT_PTR* 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。

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

var (
	rtm = windows.NewLazySystemDLL("rtm.dll")
	procRtmReleaseNextHops = rtm.NewProc("RtmReleaseNextHops")
)

// RtmRegHandle (INT_PTR), NumNextHops (DWORD), NextHopHandles (INT_PTR* in/out)
r1, _, err := procRtmReleaseNextHops.Call(
	uintptr(RtmRegHandle),
	uintptr(NumNextHops),
	uintptr(NextHopHandles),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function RtmReleaseNextHops(
  RtmRegHandle: NativeInt;   // INT_PTR
  NumNextHops: DWORD;   // DWORD
  NextHopHandles: Pointer   // INT_PTR* in/out
): DWORD; stdcall;
  external 'rtm.dll' name 'RtmReleaseNextHops';

result := DllCall("rtm\RtmReleaseNextHops"
    , "Ptr", RtmRegHandle   ; INT_PTR
    , "UInt", NumNextHops   ; DWORD
    , "Ptr", NextHopHandles   ; INT_PTR* in/out
    , "UInt")   ; return: DWORD

●RtmReleaseNextHops(RtmRegHandle, NumNextHops, NextHopHandles) = DLL("rtm.dll", "dword RtmReleaseNextHops(int, dword, void*)")
# 呼び出し: RtmReleaseNextHops(RtmRegHandle, NumNextHops, NextHopHandles)
# RtmRegHandle : INT_PTR -> "int"
# NumNextHops : DWORD -> "dword"
# NextHopHandles : INT_PTR* 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)。