Win32 API 日本語リファレンス
ホームDevices.AllJoyn › AllJoynEnumEvents

AllJoynEnumEvents

関数
AllJoynバスで発生したイベントを列挙しリセットする。
DLLMSAJApi.dll呼出規約winapiSetLastErrorあり対応OSWindows 10 以降

シグネチャ

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

BOOL AllJoynEnumEvents(
    HANDLE connectedBusHandle,
    HANDLE eventToReset,   // optional
    DWORD* eventTypes
);

パラメーター

名前方向
connectedBusHandleHANDLEin
eventToResetHANDLEinoptional
eventTypesDWORD*out

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL AllJoynEnumEvents(
    HANDLE connectedBusHandle,
    HANDLE eventToReset,   // optional
    DWORD* eventTypes
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("MSAJApi.dll", SetLastError = true, ExactSpelling = true)]
static extern bool AllJoynEnumEvents(
    IntPtr connectedBusHandle,   // HANDLE
    IntPtr eventToReset,   // HANDLE optional
    out uint eventTypes   // DWORD* out
);
<DllImport("MSAJApi.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function AllJoynEnumEvents(
    connectedBusHandle As IntPtr,   ' HANDLE
    eventToReset As IntPtr,   ' HANDLE optional
    <Out> ByRef eventTypes As UInteger   ' DWORD* out
) As Boolean
End Function
' connectedBusHandle : HANDLE
' eventToReset : HANDLE optional
' eventTypes : DWORD* out
Declare PtrSafe Function AllJoynEnumEvents Lib "msajapi" ( _
    ByVal connectedBusHandle As LongPtr, _
    ByVal eventToReset As LongPtr, _
    ByRef eventTypes 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

AllJoynEnumEvents = ctypes.windll.msajapi.AllJoynEnumEvents
AllJoynEnumEvents.restype = wintypes.BOOL
AllJoynEnumEvents.argtypes = [
    wintypes.HANDLE,  # connectedBusHandle : HANDLE
    wintypes.HANDLE,  # eventToReset : HANDLE optional
    ctypes.POINTER(wintypes.DWORD),  # eventTypes : DWORD* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
AllJoynEnumEvents = Fiddle::Function.new(
  lib['AllJoynEnumEvents'],
  [
    Fiddle::TYPE_VOIDP,  # connectedBusHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # eventToReset : HANDLE optional
    Fiddle::TYPE_VOIDP,  # eventTypes : DWORD* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "msajapi")]
extern "system" {
    fn AllJoynEnumEvents(
        connectedBusHandle: *mut core::ffi::c_void,  // HANDLE
        eventToReset: *mut core::ffi::c_void,  // HANDLE optional
        eventTypes: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("MSAJApi.dll", SetLastError = true)]
public static extern bool AllJoynEnumEvents(IntPtr connectedBusHandle, IntPtr eventToReset, out uint eventTypes);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_AllJoynEnumEvents' -Namespace Win32 -PassThru
# $api::AllJoynEnumEvents(connectedBusHandle, eventToReset, eventTypes)
#uselib "MSAJApi.dll"
#func global AllJoynEnumEvents "AllJoynEnumEvents" sptr, sptr, sptr
; AllJoynEnumEvents connectedBusHandle, eventToReset, varptr(eventTypes)   ; 戻り値は stat
; connectedBusHandle : HANDLE -> "sptr"
; eventToReset : HANDLE optional -> "sptr"
; eventTypes : 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。
出力引数:
#uselib "MSAJApi.dll"
#cfunc global AllJoynEnumEvents "AllJoynEnumEvents" sptr, sptr, var
; res = AllJoynEnumEvents(connectedBusHandle, eventToReset, eventTypes)
; connectedBusHandle : HANDLE -> "sptr"
; eventToReset : HANDLE optional -> "sptr"
; eventTypes : 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。
出力引数:
; BOOL AllJoynEnumEvents(HANDLE connectedBusHandle, HANDLE eventToReset, DWORD* eventTypes)
#uselib "MSAJApi.dll"
#cfunc global AllJoynEnumEvents "AllJoynEnumEvents" intptr, intptr, var
; res = AllJoynEnumEvents(connectedBusHandle, eventToReset, eventTypes)
; connectedBusHandle : HANDLE -> "intptr"
; eventToReset : HANDLE optional -> "intptr"
; eventTypes : 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 (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procAllJoynEnumEvents = msajapi.NewProc("AllJoynEnumEvents")
)

// connectedBusHandle (HANDLE), eventToReset (HANDLE optional), eventTypes (DWORD* out)
r1, _, err := procAllJoynEnumEvents.Call(
	uintptr(connectedBusHandle),
	uintptr(eventToReset),
	uintptr(eventTypes),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function AllJoynEnumEvents(
  connectedBusHandle: THandle;   // HANDLE
  eventToReset: THandle;   // HANDLE optional
  eventTypes: Pointer   // DWORD* out
): BOOL; stdcall;
  external 'MSAJApi.dll' name 'AllJoynEnumEvents';
result := DllCall("MSAJApi\AllJoynEnumEvents"
    , "Ptr", connectedBusHandle   ; HANDLE
    , "Ptr", eventToReset   ; HANDLE optional
    , "Ptr", eventTypes   ; DWORD* out
    , "Int")   ; return: BOOL
●AllJoynEnumEvents(connectedBusHandle, eventToReset, eventTypes) = DLL("MSAJApi.dll", "bool AllJoynEnumEvents(void*, void*, void*)")
# 呼び出し: AllJoynEnumEvents(connectedBusHandle, eventToReset, eventTypes)
# connectedBusHandle : HANDLE -> "void*"
# eventToReset : HANDLE optional -> "void*"
# eventTypes : 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)。