RtmGetRegisteredEntities

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

DWORD RtmGetRegisteredEntities(
    INT_PTR RtmRegHandle,
    DWORD* NumEntities,
    INT_PTR* EntityHandles,
    RTM_ENTITY_INFO* EntityInfos
);

<DllImport("rtm.dll", ExactSpelling:=True)>
Public Shared Function RtmGetRegisteredEntities(
    RtmRegHandle As IntPtr,   ' INT_PTR
    ByRef NumEntities As UInteger,   ' DWORD* in/out
    ByRef EntityHandles As IntPtr,   ' INT_PTR* in/out
    EntityInfos As IntPtr   ' RTM_ENTITY_INFO* in/out
) As UInteger
End Function

' RtmRegHandle : INT_PTR
' NumEntities : DWORD* in/out
' EntityHandles : INT_PTR* in/out
' EntityInfos : RTM_ENTITY_INFO* in/out
Declare PtrSafe Function RtmGetRegisteredEntities Lib "rtm" ( _
    ByVal RtmRegHandle As LongPtr, _
    ByRef NumEntities As Long, _
    ByRef EntityHandles As LongPtr, _
    ByVal EntityInfos 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

RtmGetRegisteredEntities = ctypes.windll.rtm.RtmGetRegisteredEntities
RtmGetRegisteredEntities.restype = wintypes.DWORD
RtmGetRegisteredEntities.argtypes = [
    ctypes.c_ssize_t,  # RtmRegHandle : INT_PTR
    ctypes.POINTER(wintypes.DWORD),  # NumEntities : DWORD* in/out
    ctypes.POINTER(ctypes.c_ssize_t),  # EntityHandles : INT_PTR* in/out
    ctypes.c_void_p,  # EntityInfos : RTM_ENTITY_INFO* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('rtm.dll')
RtmGetRegisteredEntities = Fiddle::Function.new(
  lib['RtmGetRegisteredEntities'],
  [
    Fiddle::TYPE_INTPTR_T,  # RtmRegHandle : INT_PTR
    Fiddle::TYPE_VOIDP,  # NumEntities : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # EntityHandles : INT_PTR* in/out
    Fiddle::TYPE_VOIDP,  # EntityInfos : RTM_ENTITY_INFO* in/out
  ],
  -Fiddle::TYPE_INT)

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

$sig = @"
[DllImport("rtm.dll")]
public static extern uint RtmGetRegisteredEntities(IntPtr RtmRegHandle, ref uint NumEntities, ref IntPtr EntityHandles, IntPtr EntityInfos);
"@
$api = Add-Type -MemberDefinition $sig -Name 'rtm_RtmGetRegisteredEntities' -Namespace Win32 -PassThru
# $api::RtmGetRegisteredEntities(RtmRegHandle, NumEntities, EntityHandles, EntityInfos)

#uselib "rtm.dll"
#func global RtmGetRegisteredEntities "RtmGetRegisteredEntities" sptr, sptr, sptr, sptr
; RtmGetRegisteredEntities RtmRegHandle, varptr(NumEntities), varptr(EntityHandles), varptr(EntityInfos)   ; 戻り値は stat
; RtmRegHandle : INT_PTR -> "sptr"
; NumEntities : DWORD* in/out -> "sptr"
; EntityHandles : INT_PTR* in/out -> "sptr"
; EntityInfos : RTM_ENTITY_INFO* 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。

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

var (
	rtm = windows.NewLazySystemDLL("rtm.dll")
	procRtmGetRegisteredEntities = rtm.NewProc("RtmGetRegisteredEntities")
)

// RtmRegHandle (INT_PTR), NumEntities (DWORD* in/out), EntityHandles (INT_PTR* in/out), EntityInfos (RTM_ENTITY_INFO* in/out)
r1, _, err := procRtmGetRegisteredEntities.Call(
	uintptr(RtmRegHandle),
	uintptr(NumEntities),
	uintptr(EntityHandles),
	uintptr(EntityInfos),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function RtmGetRegisteredEntities(
  RtmRegHandle: NativeInt;   // INT_PTR
  NumEntities: Pointer;   // DWORD* in/out
  EntityHandles: Pointer;   // INT_PTR* in/out
  EntityInfos: Pointer   // RTM_ENTITY_INFO* in/out
): DWORD; stdcall;
  external 'rtm.dll' name 'RtmGetRegisteredEntities';

result := DllCall("rtm\RtmGetRegisteredEntities"
    , "Ptr", RtmRegHandle   ; INT_PTR
    , "Ptr", NumEntities   ; DWORD* in/out
    , "Ptr", EntityHandles   ; INT_PTR* in/out
    , "Ptr", EntityInfos   ; RTM_ENTITY_INFO* in/out
    , "UInt")   ; return: DWORD

●RtmGetRegisteredEntities(RtmRegHandle, NumEntities, EntityHandles, EntityInfos) = DLL("rtm.dll", "dword RtmGetRegisteredEntities(int, void*, void*, void*)")
# 呼び出し: RtmGetRegisteredEntities(RtmRegHandle, NumEntities, EntityHandles, EntityInfos)
# RtmRegHandle : INT_PTR -> "int"
# NumEntities : DWORD* in/out -> "void*"
# EntityHandles : INT_PTR* in/out -> "void*"
# EntityInfos : RTM_ENTITY_INFO* 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)。

const std = @import("std");

extern "rtm" fn RtmGetRegisteredEntities(
    RtmRegHandle: isize, // INT_PTR
    NumEntities: [*c]u32, // DWORD* in/out
    EntityHandles: [*c]isize, // INT_PTR* in/out
    EntityInfos: [*c]RTM_ENTITY_INFO // RTM_ENTITY_INFO* in/out
) callconv(std.os.windows.WINAPI) u32;

proc RtmGetRegisteredEntities(
    RtmRegHandle: int,  # INT_PTR
    NumEntities: ptr uint32,  # DWORD* in/out
    EntityHandles: ptr int,  # INT_PTR* in/out
    EntityInfos: ptr RTM_ENTITY_INFO  # RTM_ENTITY_INFO* in/out
): uint32 {.importc: "RtmGetRegisteredEntities", stdcall, dynlib: "rtm.dll".}

pragma(lib, "rtm");
extern(Windows)
uint RtmGetRegisteredEntities(
    ptrdiff_t RtmRegHandle,   // INT_PTR
    uint* NumEntities,   // DWORD* in/out
    ptrdiff_t* EntityHandles,   // INT_PTR* in/out
    RTM_ENTITY_INFO* EntityInfos   // RTM_ENTITY_INFO* in/out
);

ccall((:RtmGetRegisteredEntities, "rtm.dll"), stdcall, UInt32,
      (Int, Ptr{UInt32}, Ptr{Int}, Ptr{RTM_ENTITY_INFO}),
      RtmRegHandle, NumEntities, EntityHandles, EntityInfos)
# RtmRegHandle : INT_PTR -> Int
# NumEntities : DWORD* in/out -> Ptr{UInt32}
# EntityHandles : INT_PTR* in/out -> Ptr{Int}
# EntityInfos : RTM_ENTITY_INFO* in/out -> Ptr{RTM_ENTITY_INFO}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t RtmGetRegisteredEntities(
    intptr_t RtmRegHandle,
    uint32_t* NumEntities,
    intptr_t* EntityHandles,
    void* EntityInfos);
]]
local rtm = ffi.load("rtm")
-- rtm.RtmGetRegisteredEntities(RtmRegHandle, NumEntities, EntityHandles, EntityInfos)
-- RtmRegHandle : INT_PTR
-- NumEntities : DWORD* in/out
-- EntityHandles : INT_PTR* in/out
-- EntityInfos : RTM_ENTITY_INFO* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('rtm.dll');
const RtmGetRegisteredEntities = lib.func('__stdcall', 'RtmGetRegisteredEntities', 'uint32_t', ['intptr_t', 'uint32_t *', 'intptr_t *', 'void *']);
// RtmGetRegisteredEntities(RtmRegHandle, NumEntities, EntityHandles, EntityInfos)
// RtmRegHandle : INT_PTR -> 'intptr_t'
// NumEntities : DWORD* in/out -> 'uint32_t *'
// EntityHandles : INT_PTR* in/out -> 'intptr_t *'
// EntityInfos : RTM_ENTITY_INFO* in/out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("rtm.dll", {
  RtmGetRegisteredEntities: { parameters: ["isize", "pointer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.RtmGetRegisteredEntities(RtmRegHandle, NumEntities, EntityHandles, EntityInfos)
// RtmRegHandle : INT_PTR -> "isize"
// NumEntities : DWORD* in/out -> "pointer"
// EntityHandles : INT_PTR* in/out -> "pointer"
// EntityInfos : RTM_ENTITY_INFO* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t RtmGetRegisteredEntities(
    intptr_t RtmRegHandle,
    uint32_t* NumEntities,
    intptr_t* EntityHandles,
    void* EntityInfos);
C, "rtm.dll");
// $ffi->RtmGetRegisteredEntities(RtmRegHandle, NumEntities, EntityHandles, EntityInfos);
// RtmRegHandle : INT_PTR
// NumEntities : DWORD* in/out
// EntityHandles : INT_PTR* in/out
// EntityInfos : RTM_ENTITY_INFO* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Rtm extends StdCallLibrary {
    Rtm INSTANCE = Native.load("rtm", Rtm.class);
    int RtmGetRegisteredEntities(
        long RtmRegHandle,   // INT_PTR
        IntByReference NumEntities,   // DWORD* in/out
        LongByReference EntityHandles,   // INT_PTR* in/out
        Pointer EntityInfos   // RTM_ENTITY_INFO* in/out
    );
}

@[Link("rtm")]
lib Librtm
  fun RtmGetRegisteredEntities = RtmGetRegisteredEntities(
    RtmRegHandle : LibC::SSizeT,   # INT_PTR
    NumEntities : UInt32*,   # DWORD* in/out
    EntityHandles : LibC::SSizeT*,   # INT_PTR* in/out
    EntityInfos : RTM_ENTITY_INFO*   # RTM_ENTITY_INFO* in/out
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef RtmGetRegisteredEntitiesNative = Uint32 Function(IntPtr, Pointer<Uint32>, Pointer<IntPtr>, Pointer<Void>);
typedef RtmGetRegisteredEntitiesDart = int Function(int, Pointer<Uint32>, Pointer<IntPtr>, Pointer<Void>);
final RtmGetRegisteredEntities = DynamicLibrary.open('rtm.dll')
    .lookupFunction<RtmGetRegisteredEntitiesNative, RtmGetRegisteredEntitiesDart>('RtmGetRegisteredEntities');
// RtmRegHandle : INT_PTR -> IntPtr
// NumEntities : DWORD* in/out -> Pointer<Uint32>
// EntityHandles : INT_PTR* in/out -> Pointer<IntPtr>
// EntityInfos : RTM_ENTITY_INFO* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function RtmGetRegisteredEntities(
  RtmRegHandle: NativeInt;   // INT_PTR
  NumEntities: Pointer;   // DWORD* in/out
  EntityHandles: Pointer;   // INT_PTR* in/out
  EntityInfos: Pointer   // RTM_ENTITY_INFO* in/out
): DWORD; stdcall;
  external 'rtm.dll' name 'RtmGetRegisteredEntities';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "RtmGetRegisteredEntities"
  c_RtmGetRegisteredEntities :: CIntPtr -> Ptr Word32 -> Ptr CIntPtr -> Ptr () -> IO Word32
-- RtmRegHandle : INT_PTR -> CIntPtr
-- NumEntities : DWORD* in/out -> Ptr Word32
-- EntityHandles : INT_PTR* in/out -> Ptr CIntPtr
-- EntityInfos : RTM_ENTITY_INFO* in/out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let rtmgetregisteredentities =
  foreign "RtmGetRegisteredEntities"
    (intptr_t @-> (ptr uint32_t) @-> (ptr intptr_t) @-> (ptr void) @-> returning uint32_t)
(* RtmRegHandle : INT_PTR -> intptr_t *)
(* NumEntities : DWORD* in/out -> (ptr uint32_t) *)
(* EntityHandles : INT_PTR* in/out -> (ptr intptr_t) *)
(* EntityInfos : RTM_ENTITY_INFO* in/out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library rtm (t "rtm.dll"))
(cffi:use-foreign-library rtm)

(cffi:defcfun ("RtmGetRegisteredEntities" rtm-get-registered-entities :convention :stdcall) :uint32
  (rtm-reg-handle :int64)   ; INT_PTR
  (num-entities :pointer)   ; DWORD* in/out
  (entity-handles :pointer)   ; INT_PTR* in/out
  (entity-infos :pointer))   ; RTM_ENTITY_INFO* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $RtmGetRegisteredEntities = Win32::API::More->new('rtm',
    'DWORD RtmGetRegisteredEntities(LPARAM RtmRegHandle, LPVOID NumEntities, LPVOID EntityHandles, LPVOID EntityInfos)');
# my $ret = $RtmGetRegisteredEntities->Call($RtmRegHandle, $NumEntities, $EntityHandles, $EntityInfos);
# RtmRegHandle : INT_PTR -> LPARAM
# NumEntities : DWORD* in/out -> LPVOID
# EntityHandles : INT_PTR* in/out -> LPVOID
# EntityInfos : RTM_ENTITY_INFO* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。