BluetoothSdpEnumAttributes

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

BOOL BluetoothSdpEnumAttributes(
    BYTE* pSDPStream,
    DWORD cbStreamSize,
    PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK pfnCallback,
    void* pvParam
);

<DllImport("BluetoothApis.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function BluetoothSdpEnumAttributes(
    pSDPStream As IntPtr,   ' BYTE*
    cbStreamSize As UInteger,   ' DWORD
    pfnCallback As IntPtr,   ' PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK
    pvParam As IntPtr   ' void*
) As Boolean
End Function

' pSDPStream : BYTE*
' cbStreamSize : DWORD
' pfnCallback : PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK
' pvParam : void*
Declare PtrSafe Function BluetoothSdpEnumAttributes Lib "bluetoothapis" ( _
    ByVal pSDPStream As LongPtr, _
    ByVal cbStreamSize As Long, _
    ByVal pfnCallback As LongPtr, _
    ByVal pvParam 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

BluetoothSdpEnumAttributes = ctypes.windll.bluetoothapis.BluetoothSdpEnumAttributes
BluetoothSdpEnumAttributes.restype = wintypes.BOOL
BluetoothSdpEnumAttributes.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # pSDPStream : BYTE*
    wintypes.DWORD,  # cbStreamSize : DWORD
    ctypes.c_void_p,  # pfnCallback : PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK
    ctypes.POINTER(None),  # pvParam : void*
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('BluetoothApis.dll')
BluetoothSdpEnumAttributes = Fiddle::Function.new(
  lib['BluetoothSdpEnumAttributes'],
  [
    Fiddle::TYPE_VOIDP,  # pSDPStream : BYTE*
    -Fiddle::TYPE_INT,  # cbStreamSize : DWORD
    Fiddle::TYPE_VOIDP,  # pfnCallback : PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK
    Fiddle::TYPE_VOIDP,  # pvParam : void*
  ],
  Fiddle::TYPE_INT)

#[link(name = "bluetoothapis")]
extern "system" {
    fn BluetoothSdpEnumAttributes(
        pSDPStream: *mut u8,  // BYTE*
        cbStreamSize: u32,  // DWORD
        pfnCallback: *const core::ffi::c_void,  // PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK
        pvParam: *mut ()  // void*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("BluetoothApis.dll", SetLastError = true)]
public static extern bool BluetoothSdpEnumAttributes(IntPtr pSDPStream, uint cbStreamSize, IntPtr pfnCallback, IntPtr pvParam);
"@
$api = Add-Type -MemberDefinition $sig -Name 'BluetoothApis_BluetoothSdpEnumAttributes' -Namespace Win32 -PassThru
# $api::BluetoothSdpEnumAttributes(pSDPStream, cbStreamSize, pfnCallback, pvParam)

#uselib "BluetoothApis.dll"
#func global BluetoothSdpEnumAttributes "BluetoothSdpEnumAttributes" sptr, sptr, sptr, sptr
; BluetoothSdpEnumAttributes varptr(pSDPStream), cbStreamSize, pfnCallback, pvParam   ; 戻り値は stat
; pSDPStream : BYTE* -> "sptr"
; cbStreamSize : DWORD -> "sptr"
; pfnCallback : PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK -> "sptr"
; pvParam : void* -> "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 "BluetoothApis.dll"
#cfunc global BluetoothSdpEnumAttributes "BluetoothSdpEnumAttributes" var, int, sptr, sptr
; res = BluetoothSdpEnumAttributes(pSDPStream, cbStreamSize, pfnCallback, pvParam)
; pSDPStream : BYTE* -> "var"
; cbStreamSize : DWORD -> "int"
; pfnCallback : PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK -> "sptr"
; pvParam : void* -> "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。

; BOOL BluetoothSdpEnumAttributes(BYTE* pSDPStream, DWORD cbStreamSize, PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK pfnCallback, void* pvParam)
#uselib "BluetoothApis.dll"
#cfunc global BluetoothSdpEnumAttributes "BluetoothSdpEnumAttributes" var, int, intptr, intptr
; res = BluetoothSdpEnumAttributes(pSDPStream, cbStreamSize, pfnCallback, pvParam)
; pSDPStream : BYTE* -> "var"
; cbStreamSize : DWORD -> "int"
; pfnCallback : PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK -> "intptr"
; pvParam : void* -> "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 (
	bluetoothapis = windows.NewLazySystemDLL("BluetoothApis.dll")
	procBluetoothSdpEnumAttributes = bluetoothapis.NewProc("BluetoothSdpEnumAttributes")
)

// pSDPStream (BYTE*), cbStreamSize (DWORD), pfnCallback (PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK), pvParam (void*)
r1, _, err := procBluetoothSdpEnumAttributes.Call(
	uintptr(pSDPStream),
	uintptr(cbStreamSize),
	uintptr(pfnCallback),
	uintptr(pvParam),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function BluetoothSdpEnumAttributes(
  pSDPStream: Pointer;   // BYTE*
  cbStreamSize: DWORD;   // DWORD
  pfnCallback: Pointer;   // PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK
  pvParam: Pointer   // void*
): BOOL; stdcall;
  external 'BluetoothApis.dll' name 'BluetoothSdpEnumAttributes';

result := DllCall("BluetoothApis\BluetoothSdpEnumAttributes"
    , "Ptr", pSDPStream   ; BYTE*
    , "UInt", cbStreamSize   ; DWORD
    , "Ptr", pfnCallback   ; PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK
    , "Ptr", pvParam   ; void*
    , "Int")   ; return: BOOL

●BluetoothSdpEnumAttributes(pSDPStream, cbStreamSize, pfnCallback, pvParam) = DLL("BluetoothApis.dll", "bool BluetoothSdpEnumAttributes(void*, dword, void*, void*)")
# 呼び出し: BluetoothSdpEnumAttributes(pSDPStream, cbStreamSize, pfnCallback, pvParam)
# pSDPStream : BYTE* -> "void*"
# cbStreamSize : DWORD -> "dword"
# pfnCallback : PFN_BLUETOOTH_ENUM_ATTRIBUTES_CALLBACK -> "void*"
# pvParam : void* -> "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)。