RtmCreateRouteListEnum

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

DWORD RtmCreateRouteListEnum(
    INT_PTR RtmRegHandle,
    INT_PTR RouteListHandle,
    INT_PTR* RtmEnumHandle
);

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

' RtmRegHandle : INT_PTR
' RouteListHandle : INT_PTR
' RtmEnumHandle : INT_PTR* in/out
Declare PtrSafe Function RtmCreateRouteListEnum Lib "rtm" ( _
    ByVal RtmRegHandle As LongPtr, _
    ByVal RouteListHandle As LongPtr, _
    ByRef RtmEnumHandle 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

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

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('rtm.dll')
RtmCreateRouteListEnum = Fiddle::Function.new(
  lib['RtmCreateRouteListEnum'],
  [
    Fiddle::TYPE_INTPTR_T,  # RtmRegHandle : INT_PTR
    Fiddle::TYPE_INTPTR_T,  # RouteListHandle : INT_PTR
    Fiddle::TYPE_VOIDP,  # RtmEnumHandle : INT_PTR* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "rtm")]
extern "system" {
    fn RtmCreateRouteListEnum(
        RtmRegHandle: isize,  // INT_PTR
        RouteListHandle: isize,  // INT_PTR
        RtmEnumHandle: *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 RtmCreateRouteListEnum(IntPtr RtmRegHandle, IntPtr RouteListHandle, ref IntPtr RtmEnumHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'rtm_RtmCreateRouteListEnum' -Namespace Win32 -PassThru
# $api::RtmCreateRouteListEnum(RtmRegHandle, RouteListHandle, RtmEnumHandle)

#uselib "rtm.dll"
#func global RtmCreateRouteListEnum "RtmCreateRouteListEnum" sptr, sptr, sptr
; RtmCreateRouteListEnum RtmRegHandle, RouteListHandle, varptr(RtmEnumHandle)   ; 戻り値は stat
; RtmRegHandle : INT_PTR -> "sptr"
; RouteListHandle : INT_PTR -> "sptr"
; RtmEnumHandle : 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 RtmCreateRouteListEnum "RtmCreateRouteListEnum" sptr, sptr, var
; res = RtmCreateRouteListEnum(RtmRegHandle, RouteListHandle, RtmEnumHandle)
; RtmRegHandle : INT_PTR -> "sptr"
; RouteListHandle : INT_PTR -> "sptr"
; RtmEnumHandle : 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 RtmCreateRouteListEnum(INT_PTR RtmRegHandle, INT_PTR RouteListHandle, INT_PTR* RtmEnumHandle)
#uselib "rtm.dll"
#cfunc global RtmCreateRouteListEnum "RtmCreateRouteListEnum" intptr, intptr, var
; res = RtmCreateRouteListEnum(RtmRegHandle, RouteListHandle, RtmEnumHandle)
; RtmRegHandle : INT_PTR -> "intptr"
; RouteListHandle : INT_PTR -> "intptr"
; RtmEnumHandle : 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")
	procRtmCreateRouteListEnum = rtm.NewProc("RtmCreateRouteListEnum")
)

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

function RtmCreateRouteListEnum(
  RtmRegHandle: NativeInt;   // INT_PTR
  RouteListHandle: NativeInt;   // INT_PTR
  RtmEnumHandle: Pointer   // INT_PTR* in/out
): DWORD; stdcall;
  external 'rtm.dll' name 'RtmCreateRouteListEnum';

result := DllCall("rtm\RtmCreateRouteListEnum"
    , "Ptr", RtmRegHandle   ; INT_PTR
    , "Ptr", RouteListHandle   ; INT_PTR
    , "Ptr", RtmEnumHandle   ; INT_PTR* in/out
    , "UInt")   ; return: DWORD

●RtmCreateRouteListEnum(RtmRegHandle, RouteListHandle, RtmEnumHandle) = DLL("rtm.dll", "dword RtmCreateRouteListEnum(int, int, void*)")
# 呼び出し: RtmCreateRouteListEnum(RtmRegHandle, RouteListHandle, RtmEnumHandle)
# RtmRegHandle : INT_PTR -> "int"
# RouteListHandle : INT_PTR -> "int"
# RtmEnumHandle : 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)。