MgmGetProtocolOnInterface

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

DWORD MgmGetProtocolOnInterface(
    DWORD dwIfIndex,
    DWORD dwIfNextHopAddr,
    DWORD* pdwIfProtocolId,
    DWORD* pdwIfComponentId
);

<DllImport("rtm.dll", ExactSpelling:=True)>
Public Shared Function MgmGetProtocolOnInterface(
    dwIfIndex As UInteger,   ' DWORD
    dwIfNextHopAddr As UInteger,   ' DWORD
    ByRef pdwIfProtocolId As UInteger,   ' DWORD* in/out
    ByRef pdwIfComponentId As UInteger   ' DWORD* in/out
) As UInteger
End Function

' dwIfIndex : DWORD
' dwIfNextHopAddr : DWORD
' pdwIfProtocolId : DWORD* in/out
' pdwIfComponentId : DWORD* in/out
Declare PtrSafe Function MgmGetProtocolOnInterface Lib "rtm" ( _
    ByVal dwIfIndex As Long, _
    ByVal dwIfNextHopAddr As Long, _
    ByRef pdwIfProtocolId As Long, _
    ByRef pdwIfComponentId 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

MgmGetProtocolOnInterface = ctypes.windll.rtm.MgmGetProtocolOnInterface
MgmGetProtocolOnInterface.restype = wintypes.DWORD
MgmGetProtocolOnInterface.argtypes = [
    wintypes.DWORD,  # dwIfIndex : DWORD
    wintypes.DWORD,  # dwIfNextHopAddr : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pdwIfProtocolId : DWORD* in/out
    ctypes.POINTER(wintypes.DWORD),  # pdwIfComponentId : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('rtm.dll')
MgmGetProtocolOnInterface = Fiddle::Function.new(
  lib['MgmGetProtocolOnInterface'],
  [
    -Fiddle::TYPE_INT,  # dwIfIndex : DWORD
    -Fiddle::TYPE_INT,  # dwIfNextHopAddr : DWORD
    Fiddle::TYPE_VOIDP,  # pdwIfProtocolId : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # pdwIfComponentId : DWORD* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "rtm")]
extern "system" {
    fn MgmGetProtocolOnInterface(
        dwIfIndex: u32,  // DWORD
        dwIfNextHopAddr: u32,  // DWORD
        pdwIfProtocolId: *mut u32,  // DWORD* in/out
        pdwIfComponentId: *mut u32  // DWORD* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("rtm.dll")]
public static extern uint MgmGetProtocolOnInterface(uint dwIfIndex, uint dwIfNextHopAddr, ref uint pdwIfProtocolId, ref uint pdwIfComponentId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'rtm_MgmGetProtocolOnInterface' -Namespace Win32 -PassThru
# $api::MgmGetProtocolOnInterface(dwIfIndex, dwIfNextHopAddr, pdwIfProtocolId, pdwIfComponentId)

#uselib "rtm.dll"
#func global MgmGetProtocolOnInterface "MgmGetProtocolOnInterface" sptr, sptr, sptr, sptr
; MgmGetProtocolOnInterface dwIfIndex, dwIfNextHopAddr, varptr(pdwIfProtocolId), varptr(pdwIfComponentId)   ; 戻り値は stat
; dwIfIndex : DWORD -> "sptr"
; dwIfNextHopAddr : DWORD -> "sptr"
; pdwIfProtocolId : DWORD* in/out -> "sptr"
; pdwIfComponentId : DWORD* 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 MgmGetProtocolOnInterface "MgmGetProtocolOnInterface" int, int, var, var
; res = MgmGetProtocolOnInterface(dwIfIndex, dwIfNextHopAddr, pdwIfProtocolId, pdwIfComponentId)
; dwIfIndex : DWORD -> "int"
; dwIfNextHopAddr : DWORD -> "int"
; pdwIfProtocolId : DWORD* in/out -> "var"
; pdwIfComponentId : DWORD* 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 MgmGetProtocolOnInterface(DWORD dwIfIndex, DWORD dwIfNextHopAddr, DWORD* pdwIfProtocolId, DWORD* pdwIfComponentId)
#uselib "rtm.dll"
#cfunc global MgmGetProtocolOnInterface "MgmGetProtocolOnInterface" int, int, var, var
; res = MgmGetProtocolOnInterface(dwIfIndex, dwIfNextHopAddr, pdwIfProtocolId, pdwIfComponentId)
; dwIfIndex : DWORD -> "int"
; dwIfNextHopAddr : DWORD -> "int"
; pdwIfProtocolId : DWORD* in/out -> "var"
; pdwIfComponentId : DWORD* 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")
	procMgmGetProtocolOnInterface = rtm.NewProc("MgmGetProtocolOnInterface")
)

// dwIfIndex (DWORD), dwIfNextHopAddr (DWORD), pdwIfProtocolId (DWORD* in/out), pdwIfComponentId (DWORD* in/out)
r1, _, err := procMgmGetProtocolOnInterface.Call(
	uintptr(dwIfIndex),
	uintptr(dwIfNextHopAddr),
	uintptr(pdwIfProtocolId),
	uintptr(pdwIfComponentId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MgmGetProtocolOnInterface(
  dwIfIndex: DWORD;   // DWORD
  dwIfNextHopAddr: DWORD;   // DWORD
  pdwIfProtocolId: Pointer;   // DWORD* in/out
  pdwIfComponentId: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'rtm.dll' name 'MgmGetProtocolOnInterface';

result := DllCall("rtm\MgmGetProtocolOnInterface"
    , "UInt", dwIfIndex   ; DWORD
    , "UInt", dwIfNextHopAddr   ; DWORD
    , "Ptr", pdwIfProtocolId   ; DWORD* in/out
    , "Ptr", pdwIfComponentId   ; DWORD* in/out
    , "UInt")   ; return: DWORD

●MgmGetProtocolOnInterface(dwIfIndex, dwIfNextHopAddr, pdwIfProtocolId, pdwIfComponentId) = DLL("rtm.dll", "dword MgmGetProtocolOnInterface(dword, dword, void*, void*)")
# 呼び出し: MgmGetProtocolOnInterface(dwIfIndex, dwIfNextHopAddr, pdwIfProtocolId, pdwIfComponentId)
# dwIfIndex : DWORD -> "dword"
# dwIfNextHopAddr : DWORD -> "dword"
# pdwIfProtocolId : DWORD* in/out -> "void*"
# pdwIfComponentId : DWORD* 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)。