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

alljoyn_busobject_getname

関数
バスオブジェクトの名前をバッファに取得する。
DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

UINT_PTR alljoyn_busobject_getname(
    alljoyn_busobject bus,
    LPSTR buffer,
    UINT_PTR bufferSz
);

パラメーター

名前方向説明
busalljoyn_busobjectin名前を取得する対象のバスオブジェクトハンドル。
bufferLPSTRinオブジェクト名を受け取る文字列バッファ。出力用。
bufferSzUINT_PTRinbufferのバイト容量を指定する。

戻り値の型: UINT_PTR

各言語での呼び出し定義

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

UINT_PTR alljoyn_busobject_getname(
    alljoyn_busobject bus,
    LPSTR buffer,
    UINT_PTR bufferSz
);
[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern UIntPtr alljoyn_busobject_getname(
    IntPtr bus,   // alljoyn_busobject
    [MarshalAs(UnmanagedType.LPStr)] string buffer,   // LPSTR
    UIntPtr bufferSz   // UINT_PTR
);
<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_busobject_getname(
    bus As IntPtr,   ' alljoyn_busobject
    <MarshalAs(UnmanagedType.LPStr)> buffer As String,   ' LPSTR
    bufferSz As UIntPtr   ' UINT_PTR
) As UIntPtr
End Function
' bus : alljoyn_busobject
' buffer : LPSTR
' bufferSz : UINT_PTR
Declare PtrSafe Function alljoyn_busobject_getname Lib "msajapi" ( _
    ByVal bus As LongPtr, _
    ByVal buffer As String, _
    ByVal bufferSz As LongPtr) 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_busobject_getname = ctypes.windll.msajapi.alljoyn_busobject_getname
alljoyn_busobject_getname.restype = ctypes.c_size_t
alljoyn_busobject_getname.argtypes = [
    ctypes.c_ssize_t,  # bus : alljoyn_busobject
    wintypes.LPCSTR,  # buffer : LPSTR
    ctypes.c_size_t,  # bufferSz : UINT_PTR
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_busobject_getname = Fiddle::Function.new(
  lib['alljoyn_busobject_getname'],
  [
    Fiddle::TYPE_INTPTR_T,  # bus : alljoyn_busobject
    Fiddle::TYPE_VOIDP,  # buffer : LPSTR
    Fiddle::TYPE_UINTPTR_T,  # bufferSz : UINT_PTR
  ],
  Fiddle::TYPE_UINTPTR_T)
#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_busobject_getname(
        bus: isize,  // alljoyn_busobject
        buffer: *mut u8,  // LPSTR
        bufferSz: usize  // UINT_PTR
    ) -> usize;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MSAJApi.dll")]
public static extern UIntPtr alljoyn_busobject_getname(IntPtr bus, [MarshalAs(UnmanagedType.LPStr)] string buffer, UIntPtr bufferSz);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_busobject_getname' -Namespace Win32 -PassThru
# $api::alljoyn_busobject_getname(bus, buffer, bufferSz)
#uselib "MSAJApi.dll"
#func global alljoyn_busobject_getname "alljoyn_busobject_getname" sptr, sptr, sptr
; alljoyn_busobject_getname bus, buffer, bufferSz   ; 戻り値は stat
; bus : alljoyn_busobject -> "sptr"
; buffer : LPSTR -> "sptr"
; bufferSz : UINT_PTR -> "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_busobject_getname "alljoyn_busobject_getname" sptr, str, sptr
; res = alljoyn_busobject_getname(bus, buffer, bufferSz)
; bus : alljoyn_busobject -> "sptr"
; buffer : LPSTR -> "str"
; bufferSz : UINT_PTR -> "sptr"
; UINT_PTR alljoyn_busobject_getname(alljoyn_busobject bus, LPSTR buffer, UINT_PTR bufferSz)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_busobject_getname "alljoyn_busobject_getname" intptr, str, intptr
; res = alljoyn_busobject_getname(bus, buffer, bufferSz)
; bus : alljoyn_busobject -> "intptr"
; buffer : LPSTR -> "str"
; bufferSz : UINT_PTR -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_busobject_getname = msajapi.NewProc("alljoyn_busobject_getname")
)

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

foreign import stdcall safe "alljoyn_busobject_getname"
  c_alljoyn_busobject_getname :: CIntPtr -> CString -> CUIntPtr -> IO CUIntPtr
-- bus : alljoyn_busobject -> CIntPtr
-- buffer : LPSTR -> CString
-- bufferSz : UINT_PTR -> CUIntPtr
-- 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_busobject_getname =
  foreign "alljoyn_busobject_getname"
    (intptr_t @-> string @-> size_t @-> returning size_t)
(* bus : alljoyn_busobject -> intptr_t *)
(* buffer : LPSTR -> string *)
(* bufferSz : UINT_PTR -> size_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_busobject_getname" alljoyn-busobject-getname :convention :stdcall) :uint64
  (bus :int64)   ; alljoyn_busobject
  (buffer :string)   ; LPSTR
  (buffer-sz :uint64))   ; UINT_PTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $alljoyn_busobject_getname = Win32::API::More->new('MSAJApi',
    'WPARAM alljoyn_busobject_getname(LPARAM bus, LPCSTR buffer, WPARAM bufferSz)');
# my $ret = $alljoyn_busobject_getname->Call($bus, $buffer, $bufferSz);
# bus : alljoyn_busobject -> LPARAM
# buffer : LPSTR -> LPCSTR
# bufferSz : UINT_PTR -> WPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。