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RtmGetChangeStatus
関数指定した宛先に変更通知が保留中かどうかの状態を取得する。
シグネチャ
// rtm.dll
#include <windows.h>
DWORD RtmGetChangeStatus(
INT_PTR RtmRegHandle,
INT_PTR NotifyHandle,
INT_PTR DestHandle,
BOOL* ChangeStatus
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| RtmRegHandle | INT_PTR | in | RTMクライアント登録ハンドル。 |
| NotifyHandle | INT_PTR | in | 対象の変更通知ハンドル。 |
| DestHandle | INT_PTR | in | 状態を問い合わせる対象の宛先ハンドル。 |
| ChangeStatus | BOOL* | inout | 当該宛先に未処理の変更があればTRUEを受け取るBOOLポインタ。 |
戻り値の型: DWORD
各言語での呼び出し定義
// rtm.dll
#include <windows.h>
DWORD RtmGetChangeStatus(
INT_PTR RtmRegHandle,
INT_PTR NotifyHandle,
INT_PTR DestHandle,
BOOL* ChangeStatus
);[DllImport("rtm.dll", ExactSpelling = true)]
static extern uint RtmGetChangeStatus(
IntPtr RtmRegHandle, // INT_PTR
IntPtr NotifyHandle, // INT_PTR
IntPtr DestHandle, // INT_PTR
ref bool ChangeStatus // BOOL* in/out
);<DllImport("rtm.dll", ExactSpelling:=True)>
Public Shared Function RtmGetChangeStatus(
RtmRegHandle As IntPtr, ' INT_PTR
NotifyHandle As IntPtr, ' INT_PTR
DestHandle As IntPtr, ' INT_PTR
ByRef ChangeStatus As Boolean ' BOOL* in/out
) As UInteger
End Function' RtmRegHandle : INT_PTR
' NotifyHandle : INT_PTR
' DestHandle : INT_PTR
' ChangeStatus : BOOL* in/out
Declare PtrSafe Function RtmGetChangeStatus Lib "rtm" ( _
ByVal RtmRegHandle As LongPtr, _
ByVal NotifyHandle As LongPtr, _
ByVal DestHandle As LongPtr, _
ByRef ChangeStatus 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
RtmGetChangeStatus = ctypes.windll.rtm.RtmGetChangeStatus
RtmGetChangeStatus.restype = wintypes.DWORD
RtmGetChangeStatus.argtypes = [
ctypes.c_ssize_t, # RtmRegHandle : INT_PTR
ctypes.c_ssize_t, # NotifyHandle : INT_PTR
ctypes.c_ssize_t, # DestHandle : INT_PTR
ctypes.c_void_p, # ChangeStatus : BOOL* in/out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('rtm.dll')
RtmGetChangeStatus = Fiddle::Function.new(
lib['RtmGetChangeStatus'],
[
Fiddle::TYPE_INTPTR_T, # RtmRegHandle : INT_PTR
Fiddle::TYPE_INTPTR_T, # NotifyHandle : INT_PTR
Fiddle::TYPE_INTPTR_T, # DestHandle : INT_PTR
Fiddle::TYPE_VOIDP, # ChangeStatus : BOOL* in/out
],
-Fiddle::TYPE_INT)#[link(name = "rtm")]
extern "system" {
fn RtmGetChangeStatus(
RtmRegHandle: isize, // INT_PTR
NotifyHandle: isize, // INT_PTR
DestHandle: isize, // INT_PTR
ChangeStatus: *mut i32 // BOOL* in/out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("rtm.dll")]
public static extern uint RtmGetChangeStatus(IntPtr RtmRegHandle, IntPtr NotifyHandle, IntPtr DestHandle, ref bool ChangeStatus);
"@
$api = Add-Type -MemberDefinition $sig -Name 'rtm_RtmGetChangeStatus' -Namespace Win32 -PassThru
# $api::RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus)#uselib "rtm.dll"
#func global RtmGetChangeStatus "RtmGetChangeStatus" sptr, sptr, sptr, sptr
; RtmGetChangeStatus RtmRegHandle, NotifyHandle, DestHandle, varptr(ChangeStatus) ; 戻り値は stat
; RtmRegHandle : INT_PTR -> "sptr"
; NotifyHandle : INT_PTR -> "sptr"
; DestHandle : INT_PTR -> "sptr"
; ChangeStatus : BOOL* 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。出力引数:
#uselib "rtm.dll" #cfunc global RtmGetChangeStatus "RtmGetChangeStatus" sptr, sptr, sptr, var ; res = RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus) ; RtmRegHandle : INT_PTR -> "sptr" ; NotifyHandle : INT_PTR -> "sptr" ; DestHandle : INT_PTR -> "sptr" ; ChangeStatus : BOOL* 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。#uselib "rtm.dll" #cfunc global RtmGetChangeStatus "RtmGetChangeStatus" sptr, sptr, sptr, sptr ; res = RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, varptr(ChangeStatus)) ; RtmRegHandle : INT_PTR -> "sptr" ; NotifyHandle : INT_PTR -> "sptr" ; DestHandle : INT_PTR -> "sptr" ; ChangeStatus : BOOL* in/out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; DWORD RtmGetChangeStatus(INT_PTR RtmRegHandle, INT_PTR NotifyHandle, INT_PTR DestHandle, BOOL* ChangeStatus) #uselib "rtm.dll" #cfunc global RtmGetChangeStatus "RtmGetChangeStatus" intptr, intptr, intptr, var ; res = RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus) ; RtmRegHandle : INT_PTR -> "intptr" ; NotifyHandle : INT_PTR -> "intptr" ; DestHandle : INT_PTR -> "intptr" ; ChangeStatus : BOOL* 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 RtmGetChangeStatus(INT_PTR RtmRegHandle, INT_PTR NotifyHandle, INT_PTR DestHandle, BOOL* ChangeStatus) #uselib "rtm.dll" #cfunc global RtmGetChangeStatus "RtmGetChangeStatus" intptr, intptr, intptr, intptr ; res = RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, varptr(ChangeStatus)) ; RtmRegHandle : INT_PTR -> "intptr" ; NotifyHandle : INT_PTR -> "intptr" ; DestHandle : INT_PTR -> "intptr" ; ChangeStatus : BOOL* in/out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
rtm = windows.NewLazySystemDLL("rtm.dll")
procRtmGetChangeStatus = rtm.NewProc("RtmGetChangeStatus")
)
// RtmRegHandle (INT_PTR), NotifyHandle (INT_PTR), DestHandle (INT_PTR), ChangeStatus (BOOL* in/out)
r1, _, err := procRtmGetChangeStatus.Call(
uintptr(RtmRegHandle),
uintptr(NotifyHandle),
uintptr(DestHandle),
uintptr(ChangeStatus),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction RtmGetChangeStatus(
RtmRegHandle: NativeInt; // INT_PTR
NotifyHandle: NativeInt; // INT_PTR
DestHandle: NativeInt; // INT_PTR
ChangeStatus: Pointer // BOOL* in/out
): DWORD; stdcall;
external 'rtm.dll' name 'RtmGetChangeStatus';result := DllCall("rtm\RtmGetChangeStatus"
, "Ptr", RtmRegHandle ; INT_PTR
, "Ptr", NotifyHandle ; INT_PTR
, "Ptr", DestHandle ; INT_PTR
, "Ptr", ChangeStatus ; BOOL* in/out
, "UInt") ; return: DWORD●RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus) = DLL("rtm.dll", "dword RtmGetChangeStatus(int, int, int, void*)")
# 呼び出し: RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus)
# RtmRegHandle : INT_PTR -> "int"
# NotifyHandle : INT_PTR -> "int"
# DestHandle : INT_PTR -> "int"
# ChangeStatus : BOOL* 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 RtmGetChangeStatus(
RtmRegHandle: isize, // INT_PTR
NotifyHandle: isize, // INT_PTR
DestHandle: isize, // INT_PTR
ChangeStatus: [*c]i32 // BOOL* in/out
) callconv(std.os.windows.WINAPI) u32;proc RtmGetChangeStatus(
RtmRegHandle: int, # INT_PTR
NotifyHandle: int, # INT_PTR
DestHandle: int, # INT_PTR
ChangeStatus: ptr int32 # BOOL* in/out
): uint32 {.importc: "RtmGetChangeStatus", stdcall, dynlib: "rtm.dll".}pragma(lib, "rtm");
extern(Windows)
uint RtmGetChangeStatus(
ptrdiff_t RtmRegHandle, // INT_PTR
ptrdiff_t NotifyHandle, // INT_PTR
ptrdiff_t DestHandle, // INT_PTR
int* ChangeStatus // BOOL* in/out
);ccall((:RtmGetChangeStatus, "rtm.dll"), stdcall, UInt32,
(Int, Int, Int, Ptr{Int32}),
RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus)
# RtmRegHandle : INT_PTR -> Int
# NotifyHandle : INT_PTR -> Int
# DestHandle : INT_PTR -> Int
# ChangeStatus : BOOL* in/out -> Ptr{Int32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
uint32_t RtmGetChangeStatus(
intptr_t RtmRegHandle,
intptr_t NotifyHandle,
intptr_t DestHandle,
int32_t* ChangeStatus);
]]
local rtm = ffi.load("rtm")
-- rtm.RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus)
-- RtmRegHandle : INT_PTR
-- NotifyHandle : INT_PTR
-- DestHandle : INT_PTR
-- ChangeStatus : BOOL* 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 RtmGetChangeStatus = lib.func('__stdcall', 'RtmGetChangeStatus', 'uint32_t', ['intptr_t', 'intptr_t', 'intptr_t', 'int32_t *']);
// RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus)
// RtmRegHandle : INT_PTR -> 'intptr_t'
// NotifyHandle : INT_PTR -> 'intptr_t'
// DestHandle : INT_PTR -> 'intptr_t'
// ChangeStatus : BOOL* in/out -> 'int32_t *'
// 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", {
RtmGetChangeStatus: { parameters: ["isize", "isize", "isize", "pointer"], result: "u32" },
});
// lib.symbols.RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus)
// RtmRegHandle : INT_PTR -> "isize"
// NotifyHandle : INT_PTR -> "isize"
// DestHandle : INT_PTR -> "isize"
// ChangeStatus : BOOL* 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 RtmGetChangeStatus(
intptr_t RtmRegHandle,
intptr_t NotifyHandle,
intptr_t DestHandle,
int32_t* ChangeStatus);
C, "rtm.dll");
// $ffi->RtmGetChangeStatus(RtmRegHandle, NotifyHandle, DestHandle, ChangeStatus);
// RtmRegHandle : INT_PTR
// NotifyHandle : INT_PTR
// DestHandle : INT_PTR
// ChangeStatus : BOOL* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Rtm extends StdCallLibrary {
Rtm INSTANCE = Native.load("rtm", Rtm.class);
int RtmGetChangeStatus(
long RtmRegHandle, // INT_PTR
long NotifyHandle, // INT_PTR
long DestHandle, // INT_PTR
IntByReference ChangeStatus // BOOL* in/out
);
}@[Link("rtm")]
lib Librtm
fun RtmGetChangeStatus = RtmGetChangeStatus(
RtmRegHandle : LibC::SSizeT, # INT_PTR
NotifyHandle : LibC::SSizeT, # INT_PTR
DestHandle : LibC::SSizeT, # INT_PTR
ChangeStatus : Int32* # BOOL* in/out
) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef RtmGetChangeStatusNative = Uint32 Function(IntPtr, IntPtr, IntPtr, Pointer<Int32>);
typedef RtmGetChangeStatusDart = int Function(int, int, int, Pointer<Int32>);
final RtmGetChangeStatus = DynamicLibrary.open('rtm.dll')
.lookupFunction<RtmGetChangeStatusNative, RtmGetChangeStatusDart>('RtmGetChangeStatus');
// RtmRegHandle : INT_PTR -> IntPtr
// NotifyHandle : INT_PTR -> IntPtr
// DestHandle : INT_PTR -> IntPtr
// ChangeStatus : BOOL* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function RtmGetChangeStatus(
RtmRegHandle: NativeInt; // INT_PTR
NotifyHandle: NativeInt; // INT_PTR
DestHandle: NativeInt; // INT_PTR
ChangeStatus: Pointer // BOOL* in/out
): DWORD; stdcall;
external 'rtm.dll' name 'RtmGetChangeStatus';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "RtmGetChangeStatus"
c_RtmGetChangeStatus :: CIntPtr -> CIntPtr -> CIntPtr -> Ptr CInt -> IO Word32
-- RtmRegHandle : INT_PTR -> CIntPtr
-- NotifyHandle : INT_PTR -> CIntPtr
-- DestHandle : INT_PTR -> CIntPtr
-- ChangeStatus : BOOL* in/out -> Ptr CInt
-- 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 rtmgetchangestatus =
foreign "RtmGetChangeStatus"
(intptr_t @-> intptr_t @-> intptr_t @-> (ptr int32_t) @-> returning uint32_t)
(* RtmRegHandle : INT_PTR -> intptr_t *)
(* NotifyHandle : INT_PTR -> intptr_t *)
(* DestHandle : INT_PTR -> intptr_t *)
(* ChangeStatus : BOOL* in/out -> (ptr int32_t) *)
(* 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 ("RtmGetChangeStatus" rtm-get-change-status :convention :stdcall) :uint32
(rtm-reg-handle :int64) ; INT_PTR
(notify-handle :int64) ; INT_PTR
(dest-handle :int64) ; INT_PTR
(change-status :pointer)) ; BOOL* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $RtmGetChangeStatus = Win32::API::More->new('rtm',
'DWORD RtmGetChangeStatus(LPARAM RtmRegHandle, LPARAM NotifyHandle, LPARAM DestHandle, LPVOID ChangeStatus)');
# my $ret = $RtmGetChangeStatus->Call($RtmRegHandle, $NotifyHandle, $DestHandle, $ChangeStatus);
# RtmRegHandle : INT_PTR -> LPARAM
# NotifyHandle : INT_PTR -> LPARAM
# DestHandle : INT_PTR -> LPARAM
# ChangeStatus : BOOL* 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。