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

alljoyn_proxybusobject_getchild

関数
指定パスの子プロキシバスオブジェクトを取得する。
DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

alljoyn_proxybusobject alljoyn_proxybusobject_getchild(
    alljoyn_proxybusobject proxyObj,
    LPCSTR path
);

パラメーター

名前方向説明
proxyObjalljoyn_proxybusobjectin子オブジェクトを取得する対象のプロキシバスオブジェクトハンドル。
pathLPCSTRin取得したい子オブジェクトのパスを指すNULL終端文字列。

戻り値の型: alljoyn_proxybusobject

各言語での呼び出し定義

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

alljoyn_proxybusobject alljoyn_proxybusobject_getchild(
    alljoyn_proxybusobject proxyObj,
    LPCSTR path
);
[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern IntPtr alljoyn_proxybusobject_getchild(
    IntPtr proxyObj,   // alljoyn_proxybusobject
    [MarshalAs(UnmanagedType.LPStr)] string path   // LPCSTR
);
<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_proxybusobject_getchild(
    proxyObj As IntPtr,   ' alljoyn_proxybusobject
    <MarshalAs(UnmanagedType.LPStr)> path As String   ' LPCSTR
) As IntPtr
End Function
' proxyObj : alljoyn_proxybusobject
' path : LPCSTR
Declare PtrSafe Function alljoyn_proxybusobject_getchild Lib "msajapi" ( _
    ByVal proxyObj As LongPtr, _
    ByVal path As String) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

alljoyn_proxybusobject_getchild = ctypes.windll.msajapi.alljoyn_proxybusobject_getchild
alljoyn_proxybusobject_getchild.restype = ctypes.c_ssize_t
alljoyn_proxybusobject_getchild.argtypes = [
    ctypes.c_ssize_t,  # proxyObj : alljoyn_proxybusobject
    wintypes.LPCSTR,  # path : LPCSTR
]
require 'fiddle'
require 'fiddle/import'

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

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_proxybusobject_getchild = msajapi.NewProc("alljoyn_proxybusobject_getchild")
)

// proxyObj (alljoyn_proxybusobject), path (LPCSTR)
r1, _, err := procalljoyn_proxybusobject_getchild.Call(
	uintptr(proxyObj),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(path))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // alljoyn_proxybusobject
function alljoyn_proxybusobject_getchild(
  proxyObj: NativeInt;   // alljoyn_proxybusobject
  path: PAnsiChar   // LPCSTR
): NativeInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_proxybusobject_getchild';
result := DllCall("MSAJApi\alljoyn_proxybusobject_getchild"
    , "Ptr", proxyObj   ; alljoyn_proxybusobject
    , "AStr", path   ; LPCSTR
    , "Ptr")   ; return: alljoyn_proxybusobject
●alljoyn_proxybusobject_getchild(proxyObj, path) = DLL("MSAJApi.dll", "int alljoyn_proxybusobject_getchild(int, char*)")
# 呼び出し: alljoyn_proxybusobject_getchild(proxyObj, path)
# proxyObj : alljoyn_proxybusobject -> "int"
# path : LPCSTR -> "char*"
# 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_proxybusobject_getchild(
    proxyObj: isize, // alljoyn_proxybusobject
    path: [*c]const u8 // LPCSTR
) callconv(std.os.windows.WINAPI) isize;
proc alljoyn_proxybusobject_getchild(
    proxyObj: int,  # alljoyn_proxybusobject
    path: cstring  # LPCSTR
): int {.importc: "alljoyn_proxybusobject_getchild", stdcall, dynlib: "MSAJApi.dll".}
pragma(lib, "msajapi");
extern(Windows)
ptrdiff_t alljoyn_proxybusobject_getchild(
    ptrdiff_t proxyObj,   // alljoyn_proxybusobject
    const(char)* path   // LPCSTR
);
ccall((:alljoyn_proxybusobject_getchild, "MSAJApi.dll"), stdcall, Int,
      (Int, Cstring),
      proxyObj, path)
# proxyObj : alljoyn_proxybusobject -> Int
# path : LPCSTR -> Cstring
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
intptr_t alljoyn_proxybusobject_getchild(
    intptr_t proxyObj,
    const char* path);
]]
local msajapi = ffi.load("msajapi")
-- msajapi.alljoyn_proxybusobject_getchild(proxyObj, path)
-- proxyObj : alljoyn_proxybusobject
-- path : LPCSTR
-- 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_proxybusobject_getchild = lib.func('__stdcall', 'alljoyn_proxybusobject_getchild', 'intptr_t', ['intptr_t', 'str']);
// alljoyn_proxybusobject_getchild(proxyObj, path)
// proxyObj : alljoyn_proxybusobject -> 'intptr_t'
// path : LPCSTR -> 'str'
// 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_proxybusobject_getchild: { parameters: ["isize", "buffer"], result: "isize" },
});
// lib.symbols.alljoyn_proxybusobject_getchild(proxyObj, path)
// proxyObj : alljoyn_proxybusobject -> "isize"
// path : LPCSTR -> "buffer"
// 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
intptr_t alljoyn_proxybusobject_getchild(
    intptr_t proxyObj,
    const char* path);
C, "MSAJApi.dll");
// $ffi->alljoyn_proxybusobject_getchild(proxyObj, path);
// proxyObj : alljoyn_proxybusobject
// path : LPCSTR
// 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);
    long alljoyn_proxybusobject_getchild(
        long proxyObj,   // alljoyn_proxybusobject
        String path   // LPCSTR
    );
}
@[Link("msajapi")]
lib LibMSAJApi
  fun alljoyn_proxybusobject_getchild = alljoyn_proxybusobject_getchild(
    proxyObj : LibC::SSizeT,   # alljoyn_proxybusobject
    path : UInt8*   # LPCSTR
  ) : LibC::SSizeT
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_proxybusobject_getchildNative = IntPtr Function(IntPtr, Pointer<Utf8>);
typedef alljoyn_proxybusobject_getchildDart = int Function(int, Pointer<Utf8>);
final alljoyn_proxybusobject_getchild = DynamicLibrary.open('MSAJApi.dll')
    .lookupFunction<alljoyn_proxybusobject_getchildNative, alljoyn_proxybusobject_getchildDart>('alljoyn_proxybusobject_getchild');
// proxyObj : alljoyn_proxybusobject -> IntPtr
// path : LPCSTR -> Pointer<Utf8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function alljoyn_proxybusobject_getchild(
  proxyObj: NativeInt;   // alljoyn_proxybusobject
  path: PAnsiChar   // LPCSTR
): NativeInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_proxybusobject_getchild';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "alljoyn_proxybusobject_getchild"
  c_alljoyn_proxybusobject_getchild :: CIntPtr -> CString -> IO CIntPtr
-- proxyObj : alljoyn_proxybusobject -> CIntPtr
-- path : LPCSTR -> CString
-- 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_proxybusobject_getchild =
  foreign "alljoyn_proxybusobject_getchild"
    (intptr_t @-> string @-> returning intptr_t)
(* proxyObj : alljoyn_proxybusobject -> intptr_t *)
(* path : LPCSTR -> string *)
(* 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_proxybusobject_getchild" alljoyn-proxybusobject-getchild :convention :stdcall) :int64
  (proxy-obj :int64)   ; alljoyn_proxybusobject
  (path :string))   ; LPCSTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $alljoyn_proxybusobject_getchild = Win32::API::More->new('MSAJApi',
    'LPARAM alljoyn_proxybusobject_getchild(LPARAM proxyObj, LPCSTR path)');
# my $ret = $alljoyn_proxybusobject_getchild->Call($proxyObj, $path);
# proxyObj : alljoyn_proxybusobject -> LPARAM
# path : LPCSTR -> LPCSTR
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。