MprConfigInterfaceGetInfo

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

DWORD MprConfigInterfaceGetInfo(
    HANDLE hMprConfig,
    HANDLE hRouterInterface,
    DWORD dwLevel,
    BYTE** lplpBuffer,
    DWORD* lpdwBufferSize
);

<DllImport("MPRAPI.dll", ExactSpelling:=True)>
Public Shared Function MprConfigInterfaceGetInfo(
    hMprConfig As IntPtr,   ' HANDLE
    hRouterInterface As IntPtr,   ' HANDLE
    dwLevel As UInteger,   ' DWORD
    lplpBuffer As IntPtr,   ' BYTE** in/out
    <Out> ByRef lpdwBufferSize As UInteger   ' DWORD* out
) As UInteger
End Function

' hMprConfig : HANDLE
' hRouterInterface : HANDLE
' dwLevel : DWORD
' lplpBuffer : BYTE** in/out
' lpdwBufferSize : DWORD* out
Declare PtrSafe Function MprConfigInterfaceGetInfo Lib "mprapi" ( _
    ByVal hMprConfig As LongPtr, _
    ByVal hRouterInterface As LongPtr, _
    ByVal dwLevel As Long, _
    ByVal lplpBuffer As LongPtr, _
    ByRef lpdwBufferSize 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

MprConfigInterfaceGetInfo = ctypes.windll.mprapi.MprConfigInterfaceGetInfo
MprConfigInterfaceGetInfo.restype = wintypes.DWORD
MprConfigInterfaceGetInfo.argtypes = [
    wintypes.HANDLE,  # hMprConfig : HANDLE
    wintypes.HANDLE,  # hRouterInterface : HANDLE
    wintypes.DWORD,  # dwLevel : DWORD
    ctypes.c_void_p,  # lplpBuffer : BYTE** in/out
    ctypes.POINTER(wintypes.DWORD),  # lpdwBufferSize : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MPRAPI.dll')
MprConfigInterfaceGetInfo = Fiddle::Function.new(
  lib['MprConfigInterfaceGetInfo'],
  [
    Fiddle::TYPE_VOIDP,  # hMprConfig : HANDLE
    Fiddle::TYPE_VOIDP,  # hRouterInterface : HANDLE
    -Fiddle::TYPE_INT,  # dwLevel : DWORD
    Fiddle::TYPE_VOIDP,  # lplpBuffer : BYTE** in/out
    Fiddle::TYPE_VOIDP,  # lpdwBufferSize : DWORD* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "mprapi")]
extern "system" {
    fn MprConfigInterfaceGetInfo(
        hMprConfig: *mut core::ffi::c_void,  // HANDLE
        hRouterInterface: *mut core::ffi::c_void,  // HANDLE
        dwLevel: u32,  // DWORD
        lplpBuffer: *mut *mut u8,  // BYTE** in/out
        lpdwBufferSize: *mut u32  // DWORD* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MPRAPI.dll")]
public static extern uint MprConfigInterfaceGetInfo(IntPtr hMprConfig, IntPtr hRouterInterface, uint dwLevel, IntPtr lplpBuffer, out uint lpdwBufferSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MPRAPI_MprConfigInterfaceGetInfo' -Namespace Win32 -PassThru
# $api::MprConfigInterfaceGetInfo(hMprConfig, hRouterInterface, dwLevel, lplpBuffer, lpdwBufferSize)

#uselib "MPRAPI.dll"
#func global MprConfigInterfaceGetInfo "MprConfigInterfaceGetInfo" sptr, sptr, sptr, sptr, sptr
; MprConfigInterfaceGetInfo hMprConfig, hRouterInterface, dwLevel, varptr(lplpBuffer), varptr(lpdwBufferSize)   ; 戻り値は stat
; hMprConfig : HANDLE -> "sptr"
; hRouterInterface : HANDLE -> "sptr"
; dwLevel : DWORD -> "sptr"
; lplpBuffer : BYTE** in/out -> "sptr"
; lpdwBufferSize : DWORD* 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 "MPRAPI.dll"
#cfunc global MprConfigInterfaceGetInfo "MprConfigInterfaceGetInfo" sptr, sptr, int, var, var
; res = MprConfigInterfaceGetInfo(hMprConfig, hRouterInterface, dwLevel, lplpBuffer, lpdwBufferSize)
; hMprConfig : HANDLE -> "sptr"
; hRouterInterface : HANDLE -> "sptr"
; dwLevel : DWORD -> "int"
; lplpBuffer : BYTE** in/out -> "var"
; lpdwBufferSize : DWORD* 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 MprConfigInterfaceGetInfo(HANDLE hMprConfig, HANDLE hRouterInterface, DWORD dwLevel, BYTE** lplpBuffer, DWORD* lpdwBufferSize)
#uselib "MPRAPI.dll"
#cfunc global MprConfigInterfaceGetInfo "MprConfigInterfaceGetInfo" intptr, intptr, int, var, var
; res = MprConfigInterfaceGetInfo(hMprConfig, hRouterInterface, dwLevel, lplpBuffer, lpdwBufferSize)
; hMprConfig : HANDLE -> "intptr"
; hRouterInterface : HANDLE -> "intptr"
; dwLevel : DWORD -> "int"
; lplpBuffer : BYTE** in/out -> "var"
; lpdwBufferSize : DWORD* 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 (
	mprapi = windows.NewLazySystemDLL("MPRAPI.dll")
	procMprConfigInterfaceGetInfo = mprapi.NewProc("MprConfigInterfaceGetInfo")
)

// hMprConfig (HANDLE), hRouterInterface (HANDLE), dwLevel (DWORD), lplpBuffer (BYTE** in/out), lpdwBufferSize (DWORD* out)
r1, _, err := procMprConfigInterfaceGetInfo.Call(
	uintptr(hMprConfig),
	uintptr(hRouterInterface),
	uintptr(dwLevel),
	uintptr(lplpBuffer),
	uintptr(lpdwBufferSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MprConfigInterfaceGetInfo(
  hMprConfig: THandle;   // HANDLE
  hRouterInterface: THandle;   // HANDLE
  dwLevel: DWORD;   // DWORD
  lplpBuffer: Pointer;   // BYTE** in/out
  lpdwBufferSize: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'MPRAPI.dll' name 'MprConfigInterfaceGetInfo';

result := DllCall("MPRAPI\MprConfigInterfaceGetInfo"
    , "Ptr", hMprConfig   ; HANDLE
    , "Ptr", hRouterInterface   ; HANDLE
    , "UInt", dwLevel   ; DWORD
    , "Ptr", lplpBuffer   ; BYTE** in/out
    , "Ptr", lpdwBufferSize   ; DWORD* out
    , "UInt")   ; return: DWORD

●MprConfigInterfaceGetInfo(hMprConfig, hRouterInterface, dwLevel, lplpBuffer, lpdwBufferSize) = DLL("MPRAPI.dll", "dword MprConfigInterfaceGetInfo(void*, void*, dword, void*, void*)")
# 呼び出し: MprConfigInterfaceGetInfo(hMprConfig, hRouterInterface, dwLevel, lplpBuffer, lpdwBufferSize)
# hMprConfig : HANDLE -> "void*"
# hRouterInterface : HANDLE -> "void*"
# dwLevel : DWORD -> "dword"
# lplpBuffer : BYTE** in/out -> "void*"
# lpdwBufferSize : DWORD* 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)。