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BluetoothSdpGetContainerElementData

関数
SDPコンテナ要素から個別要素のデータを取得する。
DLLBluetoothApis.dll呼出規約winapi対応OSWindows Vista 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

DWORD BluetoothSdpGetContainerElementData(
    BYTE* pContainerStream,
    DWORD cbContainerLength,
    INT_PTR* pElement,
    SDP_ELEMENT_DATA* pData
);

パラメーター

名前型方向説明
pContainerStreamBYTE*in解析対象のSDPコンテナエレメントを含むバイトストリームへのポインタ。
cbContainerLengthDWORDinpContainerStreamのバイト長。
pElementINT_PTR*inout反復取得位置を保持するインデックス。初回は0で初期化したポインタを渡す。
pDataSDP_ELEMENT_DATA*outコンテナ内の次のエレメントデータを受け取る構造体ポインタ。

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD BluetoothSdpGetContainerElementData(
    BYTE* pContainerStream,
    DWORD cbContainerLength,
    INT_PTR* pElement,
    SDP_ELEMENT_DATA* pData
);
[DllImport("BluetoothApis.dll", ExactSpelling = true)]
static extern uint BluetoothSdpGetContainerElementData(
    IntPtr pContainerStream,   // BYTE*
    uint cbContainerLength,   // DWORD
    ref IntPtr pElement,   // INT_PTR* in/out
    IntPtr pData   // SDP_ELEMENT_DATA* out
);
<DllImport("BluetoothApis.dll", ExactSpelling:=True)>
Public Shared Function BluetoothSdpGetContainerElementData(
    pContainerStream As IntPtr,   ' BYTE*
    cbContainerLength As UInteger,   ' DWORD
    ByRef pElement As IntPtr,   ' INT_PTR* in/out
    pData As IntPtr   ' SDP_ELEMENT_DATA* out
) As UInteger
End Function
' pContainerStream : BYTE*
' cbContainerLength : DWORD
' pElement : INT_PTR* in/out
' pData : SDP_ELEMENT_DATA* out
Declare PtrSafe Function BluetoothSdpGetContainerElementData Lib "bluetoothapis" ( _
    ByVal pContainerStream As LongPtr, _
    ByVal cbContainerLength As Long, _
    ByRef pElement As LongPtr, _
    ByVal pData As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

BluetoothSdpGetContainerElementData = ctypes.windll.bluetoothapis.BluetoothSdpGetContainerElementData
BluetoothSdpGetContainerElementData.restype = wintypes.DWORD
BluetoothSdpGetContainerElementData.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # pContainerStream : BYTE*
    wintypes.DWORD,  # cbContainerLength : DWORD
    ctypes.POINTER(ctypes.c_ssize_t),  # pElement : INT_PTR* in/out
    ctypes.c_void_p,  # pData : SDP_ELEMENT_DATA* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('BluetoothApis.dll')
BluetoothSdpGetContainerElementData = Fiddle::Function.new(
  lib['BluetoothSdpGetContainerElementData'],
  [
    Fiddle::TYPE_VOIDP,  # pContainerStream : BYTE*
    -Fiddle::TYPE_INT,  # cbContainerLength : DWORD
    Fiddle::TYPE_VOIDP,  # pElement : INT_PTR* in/out
    Fiddle::TYPE_VOIDP,  # pData : SDP_ELEMENT_DATA* out
  ],
  -Fiddle::TYPE_INT)
#[link(name = "bluetoothapis")]
extern "system" {
    fn BluetoothSdpGetContainerElementData(
        pContainerStream: *mut u8,  // BYTE*
        cbContainerLength: u32,  // DWORD
        pElement: *mut isize,  // INT_PTR* in/out
        pData: *mut SDP_ELEMENT_DATA  // SDP_ELEMENT_DATA* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("BluetoothApis.dll")]
public static extern uint BluetoothSdpGetContainerElementData(IntPtr pContainerStream, uint cbContainerLength, ref IntPtr pElement, IntPtr pData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'BluetoothApis_BluetoothSdpGetContainerElementData' -Namespace Win32 -PassThru
# $api::BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData)
#uselib "BluetoothApis.dll"
#func global BluetoothSdpGetContainerElementData "BluetoothSdpGetContainerElementData" sptr, sptr, sptr, sptr
; BluetoothSdpGetContainerElementData varptr(pContainerStream), cbContainerLength, varptr(pElement), varptr(pData)   ; 戻り値は stat
; pContainerStream : BYTE* -> "sptr"
; cbContainerLength : DWORD -> "sptr"
; pElement : INT_PTR* in/out -> "sptr"
; pData : SDP_ELEMENT_DATA* 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 "BluetoothApis.dll"
#cfunc global BluetoothSdpGetContainerElementData "BluetoothSdpGetContainerElementData" var, int, var, var
; res = BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData)
; pContainerStream : BYTE* -> "var"
; cbContainerLength : DWORD -> "int"
; pElement : INT_PTR* in/out -> "var"
; pData : SDP_ELEMENT_DATA* 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: 
; DWORD BluetoothSdpGetContainerElementData(BYTE* pContainerStream, DWORD cbContainerLength, INT_PTR* pElement, SDP_ELEMENT_DATA* pData)
#uselib "BluetoothApis.dll"
#cfunc global BluetoothSdpGetContainerElementData "BluetoothSdpGetContainerElementData" var, int, var, var
; res = BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData)
; pContainerStream : BYTE* -> "var"
; cbContainerLength : DWORD -> "int"
; pElement : INT_PTR* in/out -> "var"
; pData : SDP_ELEMENT_DATA* 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 (
	bluetoothapis = windows.NewLazySystemDLL("BluetoothApis.dll")
	procBluetoothSdpGetContainerElementData = bluetoothapis.NewProc("BluetoothSdpGetContainerElementData")
)

// pContainerStream (BYTE*), cbContainerLength (DWORD), pElement (INT_PTR* in/out), pData (SDP_ELEMENT_DATA* out)
r1, _, err := procBluetoothSdpGetContainerElementData.Call(
	uintptr(pContainerStream),
	uintptr(cbContainerLength),
	uintptr(pElement),
	uintptr(pData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function BluetoothSdpGetContainerElementData(
  pContainerStream: Pointer;   // BYTE*
  cbContainerLength: DWORD;   // DWORD
  pElement: Pointer;   // INT_PTR* in/out
  pData: Pointer   // SDP_ELEMENT_DATA* out
): DWORD; stdcall;
  external 'BluetoothApis.dll' name 'BluetoothSdpGetContainerElementData';
result := DllCall("BluetoothApis\BluetoothSdpGetContainerElementData"
    , "Ptr", pContainerStream   ; BYTE*
    , "UInt", cbContainerLength   ; DWORD
    , "Ptr", pElement   ; INT_PTR* in/out
    , "Ptr", pData   ; SDP_ELEMENT_DATA* out
    , "UInt")   ; return: DWORD
●BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData) = DLL("BluetoothApis.dll", "dword BluetoothSdpGetContainerElementData(void*, dword, void*, void*)")
# 呼び出し: BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData)
# pContainerStream : BYTE* -> "void*"
# cbContainerLength : DWORD -> "dword"
# pElement : INT_PTR* in/out -> "void*"
# pData : SDP_ELEMENT_DATA* 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)。
const std = @import("std");

extern "bluetoothapis" fn BluetoothSdpGetContainerElementData(
    pContainerStream: [*c]u8, // BYTE*
    cbContainerLength: u32, // DWORD
    pElement: [*c]isize, // INT_PTR* in/out
    pData: [*c]SDP_ELEMENT_DATA // SDP_ELEMENT_DATA* out
) callconv(std.os.windows.WINAPI) u32;
proc BluetoothSdpGetContainerElementData(
    pContainerStream: ptr uint8,  # BYTE*
    cbContainerLength: uint32,  # DWORD
    pElement: ptr int,  # INT_PTR* in/out
    pData: ptr SDP_ELEMENT_DATA  # SDP_ELEMENT_DATA* out
): uint32 {.importc: "BluetoothSdpGetContainerElementData", stdcall, dynlib: "BluetoothApis.dll".}
pragma(lib, "bluetoothapis");
extern(Windows)
uint BluetoothSdpGetContainerElementData(
    ubyte* pContainerStream,   // BYTE*
    uint cbContainerLength,   // DWORD
    ptrdiff_t* pElement,   // INT_PTR* in/out
    SDP_ELEMENT_DATA* pData   // SDP_ELEMENT_DATA* out
);
ccall((:BluetoothSdpGetContainerElementData, "BluetoothApis.dll"), stdcall, UInt32,
      (Ptr{UInt8}, UInt32, Ptr{Int}, Ptr{SDP_ELEMENT_DATA}),
      pContainerStream, cbContainerLength, pElement, pData)
# pContainerStream : BYTE* -> Ptr{UInt8}
# cbContainerLength : DWORD -> UInt32
# pElement : INT_PTR* in/out -> Ptr{Int}
# pData : SDP_ELEMENT_DATA* out -> Ptr{SDP_ELEMENT_DATA}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
uint32_t BluetoothSdpGetContainerElementData(
    uint8_t* pContainerStream,
    uint32_t cbContainerLength,
    intptr_t* pElement,
    void* pData);
]]
local bluetoothapis = ffi.load("bluetoothapis")
-- bluetoothapis.BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData)
-- pContainerStream : BYTE*
-- cbContainerLength : DWORD
-- pElement : INT_PTR* in/out
-- pData : SDP_ELEMENT_DATA* out
-- 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('BluetoothApis.dll');
const BluetoothSdpGetContainerElementData = lib.func('__stdcall', 'BluetoothSdpGetContainerElementData', 'uint32_t', ['uint8_t *', 'uint32_t', 'intptr_t *', 'void *']);
// BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData)
// pContainerStream : BYTE* -> 'uint8_t *'
// cbContainerLength : DWORD -> 'uint32_t'
// pElement : INT_PTR* in/out -> 'intptr_t *'
// pData : SDP_ELEMENT_DATA* out -> 'void *'
// 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("BluetoothApis.dll", {
  BluetoothSdpGetContainerElementData: { parameters: ["pointer", "u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData)
// pContainerStream : BYTE* -> "pointer"
// cbContainerLength : DWORD -> "u32"
// pElement : INT_PTR* in/out -> "pointer"
// pData : SDP_ELEMENT_DATA* out -> "pointer"
// 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
uint32_t BluetoothSdpGetContainerElementData(
    uint8_t* pContainerStream,
    uint32_t cbContainerLength,
    intptr_t* pElement,
    void* pData);
C, "BluetoothApis.dll");
// $ffi->BluetoothSdpGetContainerElementData(pContainerStream, cbContainerLength, pElement, pData);
// pContainerStream : BYTE*
// cbContainerLength : DWORD
// pElement : INT_PTR* in/out
// pData : SDP_ELEMENT_DATA* out
// 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 Bluetoothapis extends StdCallLibrary {
    Bluetoothapis INSTANCE = Native.load("bluetoothapis", Bluetoothapis.class);
    int BluetoothSdpGetContainerElementData(
        byte[] pContainerStream,   // BYTE*
        int cbContainerLength,   // DWORD
        LongByReference pElement,   // INT_PTR* in/out
        Pointer pData   // SDP_ELEMENT_DATA* out
    );
}
@[Link("bluetoothapis")]
lib LibBluetoothApis
  fun BluetoothSdpGetContainerElementData = BluetoothSdpGetContainerElementData(
    pContainerStream : UInt8*,   # BYTE*
    cbContainerLength : UInt32,   # DWORD
    pElement : LibC::SSizeT*,   # INT_PTR* in/out
    pData : SDP_ELEMENT_DATA*   # SDP_ELEMENT_DATA* out
  ) : UInt32
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 BluetoothSdpGetContainerElementDataNative = Uint32 Function(Pointer<Uint8>, Uint32, Pointer<IntPtr>, Pointer<Void>);
typedef BluetoothSdpGetContainerElementDataDart = int Function(Pointer<Uint8>, int, Pointer<IntPtr>, Pointer<Void>);
final BluetoothSdpGetContainerElementData = DynamicLibrary.open('BluetoothApis.dll')
    .lookupFunction<BluetoothSdpGetContainerElementDataNative, BluetoothSdpGetContainerElementDataDart>('BluetoothSdpGetContainerElementData');
// pContainerStream : BYTE* -> Pointer<Uint8>
// cbContainerLength : DWORD -> Uint32
// pElement : INT_PTR* in/out -> Pointer<IntPtr>
// pData : SDP_ELEMENT_DATA* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function BluetoothSdpGetContainerElementData(
  pContainerStream: Pointer;   // BYTE*
  cbContainerLength: DWORD;   // DWORD
  pElement: Pointer;   // INT_PTR* in/out
  pData: Pointer   // SDP_ELEMENT_DATA* out
): DWORD; stdcall;
  external 'BluetoothApis.dll' name 'BluetoothSdpGetContainerElementData';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "BluetoothSdpGetContainerElementData"
  c_BluetoothSdpGetContainerElementData :: Ptr Word8 -> Word32 -> Ptr CIntPtr -> Ptr () -> IO Word32
-- pContainerStream : BYTE* -> Ptr Word8
-- cbContainerLength : DWORD -> Word32
-- pElement : INT_PTR* in/out -> Ptr CIntPtr
-- pData : SDP_ELEMENT_DATA* out -> Ptr ()
-- 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 bluetoothsdpgetcontainerelementdata =
  foreign "BluetoothSdpGetContainerElementData"
    ((ptr uint8_t) @-> uint32_t @-> (ptr intptr_t) @-> (ptr void) @-> returning uint32_t)
(* pContainerStream : BYTE* -> (ptr uint8_t) *)
(* cbContainerLength : DWORD -> uint32_t *)
(* pElement : INT_PTR* in/out -> (ptr intptr_t) *)
(* pData : SDP_ELEMENT_DATA* out -> (ptr void) *)
(* 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 bluetoothapis (t "BluetoothApis.dll"))
(cffi:use-foreign-library bluetoothapis)

(cffi:defcfun ("BluetoothSdpGetContainerElementData" bluetooth-sdp-get-container-element-data :convention :stdcall) :uint32
  (p-container-stream :pointer)   ; BYTE*
  (cb-container-length :uint32)   ; DWORD
  (p-element :pointer)   ; INT_PTR* in/out
  (p-data :pointer))   ; SDP_ELEMENT_DATA* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $BluetoothSdpGetContainerElementData = Win32::API::More->new('BluetoothApis',
    'DWORD BluetoothSdpGetContainerElementData(LPVOID pContainerStream, DWORD cbContainerLength, LPVOID pElement, LPVOID pData)');
# my $ret = $BluetoothSdpGetContainerElementData->Call($pContainerStream, $cbContainerLength, $pElement, $pData);
# pContainerStream : BYTE* -> LPVOID
# cbContainerLength : DWORD -> DWORD
# pElement : INT_PTR* in/out -> LPVOID
# pData : SDP_ELEMENT_DATA* out -> LPVOID
# 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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