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alljoyn_aboutobjectdescription_getinterfaces

関数
指定パスで公開されるインターフェース名一覧を取得する。
DLLMSAJApi.dll呼出規約winapi

シグネチャ

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

UINT_PTR alljoyn_aboutobjectdescription_getinterfaces(
    alljoyn_aboutobjectdescription description,
    LPCSTR path,
    const CHAR** interfaces,
    UINT_PTR numInterfaces
);

パラメーター

名前方向説明
descriptionalljoyn_aboutobjectdescriptioninインターフェイス一覧を取得するAboutオブジェクト記述のハンドル。
pathLPCSTRin対象とするオブジェクトパス。
interfacesCHAR**in[出力]インターフェイス名文字列を格納する配列。NULL指定で件数のみ取得可。
numInterfacesUINT_PTRininterfaces配列の要素数。確保したバッファサイズを指定する。

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_aboutobjectdescription_getinterfaces(
    alljoyn_aboutobjectdescription description,
    LPCSTR path,
    const CHAR** interfaces,
    UINT_PTR numInterfaces
);
[DllImport("MSAJApi.dll", ExactSpelling = true)]
static extern UIntPtr alljoyn_aboutobjectdescription_getinterfaces(
    IntPtr description,   // alljoyn_aboutobjectdescription
    [MarshalAs(UnmanagedType.LPStr)] string path,   // LPCSTR
    IntPtr interfaces,   // CHAR**
    UIntPtr numInterfaces   // UINT_PTR
);
<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_aboutobjectdescription_getinterfaces(
    description As IntPtr,   ' alljoyn_aboutobjectdescription
    <MarshalAs(UnmanagedType.LPStr)> path As String,   ' LPCSTR
    interfaces As IntPtr,   ' CHAR**
    numInterfaces As UIntPtr   ' UINT_PTR
) As UIntPtr
End Function
' description : alljoyn_aboutobjectdescription
' path : LPCSTR
' interfaces : CHAR**
' numInterfaces : UINT_PTR
Declare PtrSafe Function alljoyn_aboutobjectdescription_getinterfaces Lib "msajapi" ( _
    ByVal description As LongPtr, _
    ByVal path As String, _
    ByVal interfaces As LongPtr, _
    ByVal numInterfaces 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_aboutobjectdescription_getinterfaces = ctypes.windll.msajapi.alljoyn_aboutobjectdescription_getinterfaces
alljoyn_aboutobjectdescription_getinterfaces.restype = ctypes.c_size_t
alljoyn_aboutobjectdescription_getinterfaces.argtypes = [
    ctypes.c_ssize_t,  # description : alljoyn_aboutobjectdescription
    wintypes.LPCSTR,  # path : LPCSTR
    ctypes.c_void_p,  # interfaces : CHAR**
    ctypes.c_size_t,  # numInterfaces : UINT_PTR
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_aboutobjectdescription_getinterfaces = Fiddle::Function.new(
  lib['alljoyn_aboutobjectdescription_getinterfaces'],
  [
    Fiddle::TYPE_INTPTR_T,  # description : alljoyn_aboutobjectdescription
    Fiddle::TYPE_VOIDP,  # path : LPCSTR
    Fiddle::TYPE_VOIDP,  # interfaces : CHAR**
    Fiddle::TYPE_UINTPTR_T,  # numInterfaces : UINT_PTR
  ],
  Fiddle::TYPE_UINTPTR_T)
#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_aboutobjectdescription_getinterfaces(
        description: isize,  // alljoyn_aboutobjectdescription
        path: *const u8,  // LPCSTR
        interfaces: *const *const i8,  // CHAR**
        numInterfaces: usize  // UINT_PTR
    ) -> usize;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MSAJApi.dll")]
public static extern UIntPtr alljoyn_aboutobjectdescription_getinterfaces(IntPtr description, [MarshalAs(UnmanagedType.LPStr)] string path, IntPtr interfaces, UIntPtr numInterfaces);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_aboutobjectdescription_getinterfaces' -Namespace Win32 -PassThru
# $api::alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces)
#uselib "MSAJApi.dll"
#func global alljoyn_aboutobjectdescription_getinterfaces "alljoyn_aboutobjectdescription_getinterfaces" sptr, sptr, sptr, sptr
; alljoyn_aboutobjectdescription_getinterfaces description, path, varptr(interfaces), numInterfaces   ; 戻り値は stat
; description : alljoyn_aboutobjectdescription -> "sptr"
; path : LPCSTR -> "sptr"
; interfaces : CHAR** -> "sptr"
; numInterfaces : 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。
出力引数:
#uselib "MSAJApi.dll"
#cfunc global alljoyn_aboutobjectdescription_getinterfaces "alljoyn_aboutobjectdescription_getinterfaces" sptr, str, var, sptr
; res = alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces)
; description : alljoyn_aboutobjectdescription -> "sptr"
; path : LPCSTR -> "str"
; interfaces : CHAR** -> "var"
; numInterfaces : UINT_PTR -> "sptr"
; ※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:
; UINT_PTR alljoyn_aboutobjectdescription_getinterfaces(alljoyn_aboutobjectdescription description, LPCSTR path, CHAR** interfaces, UINT_PTR numInterfaces)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_aboutobjectdescription_getinterfaces "alljoyn_aboutobjectdescription_getinterfaces" intptr, str, var, intptr
; res = alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces)
; description : alljoyn_aboutobjectdescription -> "intptr"
; path : LPCSTR -> "str"
; interfaces : CHAR** -> "var"
; numInterfaces : UINT_PTR -> "intptr"
; ※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")
	procalljoyn_aboutobjectdescription_getinterfaces = msajapi.NewProc("alljoyn_aboutobjectdescription_getinterfaces")
)

// description (alljoyn_aboutobjectdescription), path (LPCSTR), interfaces (CHAR**), numInterfaces (UINT_PTR)
r1, _, err := procalljoyn_aboutobjectdescription_getinterfaces.Call(
	uintptr(description),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(path))),
	uintptr(interfaces),
	uintptr(numInterfaces),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UINT_PTR
function alljoyn_aboutobjectdescription_getinterfaces(
  description: NativeInt;   // alljoyn_aboutobjectdescription
  path: PAnsiChar;   // LPCSTR
  interfaces: Pointer;   // CHAR**
  numInterfaces: NativeUInt   // UINT_PTR
): NativeUInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_aboutobjectdescription_getinterfaces';
result := DllCall("MSAJApi\alljoyn_aboutobjectdescription_getinterfaces"
    , "Ptr", description   ; alljoyn_aboutobjectdescription
    , "AStr", path   ; LPCSTR
    , "Ptr", interfaces   ; CHAR**
    , "UPtr", numInterfaces   ; UINT_PTR
    , "UPtr")   ; return: UINT_PTR
●alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces) = DLL("MSAJApi.dll", "int alljoyn_aboutobjectdescription_getinterfaces(int, char*, void*, int)")
# 呼び出し: alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces)
# description : alljoyn_aboutobjectdescription -> "int"
# path : LPCSTR -> "char*"
# interfaces : CHAR** -> "void*"
# numInterfaces : 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_aboutobjectdescription_getinterfaces(
    description: isize, // alljoyn_aboutobjectdescription
    path: [*c]const u8, // LPCSTR
    interfaces: [*c][*c]i8, // CHAR**
    numInterfaces: usize // UINT_PTR
) callconv(std.os.windows.WINAPI) usize;
proc alljoyn_aboutobjectdescription_getinterfaces(
    description: int,  # alljoyn_aboutobjectdescription
    path: cstring,  # LPCSTR
    interfaces: ptr int8,  # CHAR**
    numInterfaces: uint  # UINT_PTR
): uint {.importc: "alljoyn_aboutobjectdescription_getinterfaces", stdcall, dynlib: "MSAJApi.dll".}
pragma(lib, "msajapi");
extern(Windows)
size_t alljoyn_aboutobjectdescription_getinterfaces(
    ptrdiff_t description,   // alljoyn_aboutobjectdescription
    const(char)* path,   // LPCSTR
    byte** interfaces,   // CHAR**
    size_t numInterfaces   // UINT_PTR
);
ccall((:alljoyn_aboutobjectdescription_getinterfaces, "MSAJApi.dll"), stdcall, Csize_t,
      (Int, Cstring, Ptr{Int8}, Csize_t),
      description, path, interfaces, numInterfaces)
# description : alljoyn_aboutobjectdescription -> Int
# path : LPCSTR -> Cstring
# interfaces : CHAR** -> Ptr{Int8}
# numInterfaces : 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_aboutobjectdescription_getinterfaces(
    intptr_t description,
    const char* path,
    int8_t** interfaces,
    uintptr_t numInterfaces);
]]
local msajapi = ffi.load("msajapi")
-- msajapi.alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces)
-- description : alljoyn_aboutobjectdescription
-- path : LPCSTR
-- interfaces : CHAR**
-- numInterfaces : 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_aboutobjectdescription_getinterfaces = lib.func('__stdcall', 'alljoyn_aboutobjectdescription_getinterfaces', 'uintptr_t', ['intptr_t', 'str', 'int8_t *', 'uintptr_t']);
// alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces)
// description : alljoyn_aboutobjectdescription -> 'intptr_t'
// path : LPCSTR -> 'str'
// interfaces : CHAR** -> 'int8_t *'
// numInterfaces : 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_aboutobjectdescription_getinterfaces: { parameters: ["isize", "buffer", "pointer", "usize"], result: "usize" },
});
// lib.symbols.alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces)
// description : alljoyn_aboutobjectdescription -> "isize"
// path : LPCSTR -> "buffer"
// interfaces : CHAR** -> "pointer"
// numInterfaces : 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_aboutobjectdescription_getinterfaces(
    intptr_t description,
    const char* path,
    int8_t** interfaces,
    size_t numInterfaces);
C, "MSAJApi.dll");
// $ffi->alljoyn_aboutobjectdescription_getinterfaces(description, path, interfaces, numInterfaces);
// description : alljoyn_aboutobjectdescription
// path : LPCSTR
// interfaces : CHAR**
// numInterfaces : 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_aboutobjectdescription_getinterfaces(
        long description,   // alljoyn_aboutobjectdescription
        String path,   // LPCSTR
        Pointer interfaces,   // CHAR**
        long numInterfaces   // UINT_PTR
    );
}
@[Link("msajapi")]
lib LibMSAJApi
  fun alljoyn_aboutobjectdescription_getinterfaces = alljoyn_aboutobjectdescription_getinterfaces(
    description : LibC::SSizeT,   # alljoyn_aboutobjectdescription
    path : UInt8*,   # LPCSTR
    interfaces : Int8**,   # CHAR**
    numInterfaces : 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_aboutobjectdescription_getinterfacesNative = UintPtr Function(IntPtr, Pointer<Utf8>, Pointer<Int8>, UintPtr);
typedef alljoyn_aboutobjectdescription_getinterfacesDart = int Function(int, Pointer<Utf8>, Pointer<Int8>, int);
final alljoyn_aboutobjectdescription_getinterfaces = DynamicLibrary.open('MSAJApi.dll')
    .lookupFunction<alljoyn_aboutobjectdescription_getinterfacesNative, alljoyn_aboutobjectdescription_getinterfacesDart>('alljoyn_aboutobjectdescription_getinterfaces');
// description : alljoyn_aboutobjectdescription -> IntPtr
// path : LPCSTR -> Pointer<Utf8>
// interfaces : CHAR** -> Pointer<Int8>
// numInterfaces : UINT_PTR -> UintPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function alljoyn_aboutobjectdescription_getinterfaces(
  description: NativeInt;   // alljoyn_aboutobjectdescription
  path: PAnsiChar;   // LPCSTR
  interfaces: Pointer;   // CHAR**
  numInterfaces: NativeUInt   // UINT_PTR
): NativeUInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_aboutobjectdescription_getinterfaces';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "alljoyn_aboutobjectdescription_getinterfaces"
  c_alljoyn_aboutobjectdescription_getinterfaces :: CIntPtr -> CString -> Ptr Int8 -> CUIntPtr -> IO CUIntPtr
-- description : alljoyn_aboutobjectdescription -> CIntPtr
-- path : LPCSTR -> CString
-- interfaces : CHAR** -> Ptr Int8
-- numInterfaces : 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_aboutobjectdescription_getinterfaces =
  foreign "alljoyn_aboutobjectdescription_getinterfaces"
    (intptr_t @-> string @-> (ptr int8_t) @-> size_t @-> returning size_t)
(* description : alljoyn_aboutobjectdescription -> intptr_t *)
(* path : LPCSTR -> string *)
(* interfaces : CHAR** -> (ptr int8_t) *)
(* numInterfaces : 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_aboutobjectdescription_getinterfaces" alljoyn-aboutobjectdescription-getinterfaces :convention :stdcall) :uint64
  (description :int64)   ; alljoyn_aboutobjectdescription
  (path :string)   ; LPCSTR
  (interfaces :pointer)   ; CHAR**
  (num-interfaces :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_aboutobjectdescription_getinterfaces = Win32::API::More->new('MSAJApi',
    'WPARAM alljoyn_aboutobjectdescription_getinterfaces(LPARAM description, LPCSTR path, LPVOID interfaces, WPARAM numInterfaces)');
# my $ret = $alljoyn_aboutobjectdescription_getinterfaces->Call($description, $path, $interfaces, $numInterfaces);
# description : alljoyn_aboutobjectdescription -> LPARAM
# path : LPCSTR -> LPCSTR
# interfaces : CHAR** -> LPVOID
# numInterfaces : 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。