Win32 API 日本語リファレンス
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alljoyn_busattachment_ping

関数
指定したバス名宛に到達確認のpingを送信する。
DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

QStatus alljoyn_busattachment_ping(
    alljoyn_busattachment bus,
    LPCSTR name,
    DWORD timeout
);

パラメーター

名前方向説明
busalljoyn_busattachmentin操作対象のバスアタッチメントハンドル。AllJoyn接続を表す。
nameLPCSTRin到達性を確認する対象ピアのバス名。
timeoutDWORDin応答待ちのタイムアウト時間。ミリ秒単位で指定する。

戻り値の型: QStatus

各言語での呼び出し定義

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

QStatus alljoyn_busattachment_ping(
    alljoyn_busattachment bus,
    LPCSTR name,
    DWORD timeout
);
[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern int alljoyn_busattachment_ping(
    IntPtr bus,   // alljoyn_busattachment
    [MarshalAs(UnmanagedType.LPStr)] string name,   // LPCSTR
    uint timeout   // DWORD
);
<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_busattachment_ping(
    bus As IntPtr,   ' alljoyn_busattachment
    <MarshalAs(UnmanagedType.LPStr)> name As String,   ' LPCSTR
    timeout As UInteger   ' DWORD
) As Integer
End Function
' bus : alljoyn_busattachment
' name : LPCSTR
' timeout : DWORD
Declare PtrSafe Function alljoyn_busattachment_ping Lib "msajapi" ( _
    ByVal bus As LongPtr, _
    ByVal name As String, _
    ByVal timeout 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

alljoyn_busattachment_ping = ctypes.windll.msajapi.alljoyn_busattachment_ping
alljoyn_busattachment_ping.restype = ctypes.c_int
alljoyn_busattachment_ping.argtypes = [
    ctypes.c_ssize_t,  # bus : alljoyn_busattachment
    wintypes.LPCSTR,  # name : LPCSTR
    wintypes.DWORD,  # timeout : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_busattachment_ping = Fiddle::Function.new(
  lib['alljoyn_busattachment_ping'],
  [
    Fiddle::TYPE_INTPTR_T,  # bus : alljoyn_busattachment
    Fiddle::TYPE_VOIDP,  # name : LPCSTR
    -Fiddle::TYPE_INT,  # timeout : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_busattachment_ping(
        bus: isize,  // alljoyn_busattachment
        name: *const u8,  // LPCSTR
        timeout: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MSAJApi.dll")]
public static extern int alljoyn_busattachment_ping(IntPtr bus, [MarshalAs(UnmanagedType.LPStr)] string name, uint timeout);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_busattachment_ping' -Namespace Win32 -PassThru
# $api::alljoyn_busattachment_ping(bus, name, timeout)
#uselib "MSAJApi.dll"
#func global alljoyn_busattachment_ping "alljoyn_busattachment_ping" sptr, sptr, sptr
; alljoyn_busattachment_ping bus, name, timeout   ; 戻り値は stat
; bus : alljoyn_busattachment -> "sptr"
; name : LPCSTR -> "sptr"
; timeout : DWORD -> "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 "MSAJApi.dll"
#cfunc global alljoyn_busattachment_ping "alljoyn_busattachment_ping" sptr, str, int
; res = alljoyn_busattachment_ping(bus, name, timeout)
; bus : alljoyn_busattachment -> "sptr"
; name : LPCSTR -> "str"
; timeout : DWORD -> "int"
; QStatus alljoyn_busattachment_ping(alljoyn_busattachment bus, LPCSTR name, DWORD timeout)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_busattachment_ping "alljoyn_busattachment_ping" intptr, str, int
; res = alljoyn_busattachment_ping(bus, name, timeout)
; bus : alljoyn_busattachment -> "intptr"
; name : LPCSTR -> "str"
; timeout : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_busattachment_ping = msajapi.NewProc("alljoyn_busattachment_ping")
)

// bus (alljoyn_busattachment), name (LPCSTR), timeout (DWORD)
r1, _, err := procalljoyn_busattachment_ping.Call(
	uintptr(bus),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(name))),
	uintptr(timeout),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // QStatus
function alljoyn_busattachment_ping(
  bus: NativeInt;   // alljoyn_busattachment
  name: PAnsiChar;   // LPCSTR
  timeout: DWORD   // DWORD
): Integer; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_busattachment_ping';
result := DllCall("MSAJApi\alljoyn_busattachment_ping"
    , "Ptr", bus   ; alljoyn_busattachment
    , "AStr", name   ; LPCSTR
    , "UInt", timeout   ; DWORD
    , "Int")   ; return: QStatus
●alljoyn_busattachment_ping(bus, name, timeout) = DLL("MSAJApi.dll", "int alljoyn_busattachment_ping(int, char*, dword)")
# 呼び出し: alljoyn_busattachment_ping(bus, name, timeout)
# bus : alljoyn_busattachment -> "int"
# name : LPCSTR -> "char*"
# timeout : DWORD -> "dword"
# 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 "msajapi" fn alljoyn_busattachment_ping(
    bus: isize, // alljoyn_busattachment
    name: [*c]const u8, // LPCSTR
    timeout: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;
proc alljoyn_busattachment_ping(
    bus: int,  # alljoyn_busattachment
    name: cstring,  # LPCSTR
    timeout: uint32  # DWORD
): int32 {.importc: "alljoyn_busattachment_ping", stdcall, dynlib: "MSAJApi.dll".}
pragma(lib, "msajapi");
extern(Windows)
int alljoyn_busattachment_ping(
    ptrdiff_t bus,   // alljoyn_busattachment
    const(char)* name,   // LPCSTR
    uint timeout   // DWORD
);
ccall((:alljoyn_busattachment_ping, "MSAJApi.dll"), stdcall, Int32,
      (Int, Cstring, UInt32),
      bus, name, timeout)
# bus : alljoyn_busattachment -> Int
# name : LPCSTR -> Cstring
# timeout : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t alljoyn_busattachment_ping(
    intptr_t bus,
    const char* name,
    uint32_t timeout);
]]
local msajapi = ffi.load("msajapi")
-- msajapi.alljoyn_busattachment_ping(bus, name, timeout)
-- bus : alljoyn_busattachment
-- name : LPCSTR
-- timeout : DWORD
-- 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('MSAJApi.dll');
const alljoyn_busattachment_ping = lib.func('__stdcall', 'alljoyn_busattachment_ping', 'int32_t', ['intptr_t', 'str', 'uint32_t']);
// alljoyn_busattachment_ping(bus, name, timeout)
// bus : alljoyn_busattachment -> 'intptr_t'
// name : LPCSTR -> 'str'
// timeout : DWORD -> 'uint32_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("MSAJApi.dll", {
  alljoyn_busattachment_ping: { parameters: ["isize", "buffer", "u32"], result: "i32" },
});
// lib.symbols.alljoyn_busattachment_ping(bus, name, timeout)
// bus : alljoyn_busattachment -> "isize"
// name : LPCSTR -> "buffer"
// timeout : DWORD -> "u32"
// 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
int32_t alljoyn_busattachment_ping(
    intptr_t bus,
    const char* name,
    uint32_t timeout);
C, "MSAJApi.dll");
// $ffi->alljoyn_busattachment_ping(bus, name, timeout);
// bus : alljoyn_busattachment
// name : LPCSTR
// timeout : DWORD
// 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 Msajapi extends StdCallLibrary {
    Msajapi INSTANCE = Native.load("msajapi", Msajapi.class);
    int alljoyn_busattachment_ping(
        long bus,   // alljoyn_busattachment
        String name,   // LPCSTR
        int timeout   // DWORD
    );
}
@[Link("msajapi")]
lib LibMSAJApi
  fun alljoyn_busattachment_ping = alljoyn_busattachment_ping(
    bus : LibC::SSizeT,   # alljoyn_busattachment
    name : UInt8*,   # LPCSTR
    timeout : UInt32   # DWORD
  ) : Int32
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 alljoyn_busattachment_pingNative = Int32 Function(IntPtr, Pointer<Utf8>, Uint32);
typedef alljoyn_busattachment_pingDart = int Function(int, Pointer<Utf8>, int);
final alljoyn_busattachment_ping = DynamicLibrary.open('MSAJApi.dll')
    .lookupFunction<alljoyn_busattachment_pingNative, alljoyn_busattachment_pingDart>('alljoyn_busattachment_ping');
// bus : alljoyn_busattachment -> IntPtr
// name : LPCSTR -> Pointer<Utf8>
// timeout : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function alljoyn_busattachment_ping(
  bus: NativeInt;   // alljoyn_busattachment
  name: PAnsiChar;   // LPCSTR
  timeout: DWORD   // DWORD
): Integer; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_busattachment_ping';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "alljoyn_busattachment_ping"
  c_alljoyn_busattachment_ping :: CIntPtr -> CString -> Word32 -> IO Int32
-- bus : alljoyn_busattachment -> CIntPtr
-- name : LPCSTR -> CString
-- timeout : DWORD -> Word32
-- 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 alljoyn_busattachment_ping =
  foreign "alljoyn_busattachment_ping"
    (intptr_t @-> string @-> uint32_t @-> returning int32_t)
(* bus : alljoyn_busattachment -> intptr_t *)
(* name : LPCSTR -> string *)
(* timeout : DWORD -> uint32_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 msajapi (t "MSAJApi.dll"))
(cffi:use-foreign-library msajapi)

(cffi:defcfun ("alljoyn_busattachment_ping" alljoyn-busattachment-ping :convention :stdcall) :int32
  (bus :int64)   ; alljoyn_busattachment
  (name :string)   ; LPCSTR
  (timeout :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $alljoyn_busattachment_ping = Win32::API::More->new('MSAJApi',
    'int alljoyn_busattachment_ping(LPARAM bus, LPCSTR name, DWORD timeout)');
# my $ret = $alljoyn_busattachment_ping->Call($bus, $name, $timeout);
# bus : alljoyn_busattachment -> LPARAM
# name : LPCSTR -> LPCSTR
# timeout : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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