Win32 API 日本語リファレンス
ホームDevices.BiometricFramework › WinBioLocateSensorWithCallback

WinBioLocateSensorWithCallback

関数
コールバック方式で対象の生体センサーを特定する。
DLLwinbio.dll呼出規約winapi対応OSWindows 7 以降

シグネチャ

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

HRESULT WinBioLocateSensorWithCallback(
    DWORD SessionHandle,
    PWINBIO_LOCATE_SENSOR_CALLBACK LocateCallback,
    void* LocateCallbackContext   // optional
);

パラメーター

名前方向説明
SessionHandleDWORDinセンサー検出に用いるセッションのハンドル。
LocateCallbackPWINBIO_LOCATE_SENSOR_CALLBACKinセンサー検出完了時に呼ばれるコールバック関数へのポインタ。
LocateCallbackContextvoid*inoptionalコールバックに渡される任意のコンテキストポインタ。NULL可。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WinBioLocateSensorWithCallback(
    DWORD SessionHandle,
    PWINBIO_LOCATE_SENSOR_CALLBACK LocateCallback,
    void* LocateCallbackContext   // optional
);
[DllImport("winbio.dll", ExactSpelling = true)]
static extern int WinBioLocateSensorWithCallback(
    uint SessionHandle,   // DWORD
    IntPtr LocateCallback,   // PWINBIO_LOCATE_SENSOR_CALLBACK
    IntPtr LocateCallbackContext   // void* optional
);
<DllImport("winbio.dll", ExactSpelling:=True)>
Public Shared Function WinBioLocateSensorWithCallback(
    SessionHandle As UInteger,   ' DWORD
    LocateCallback As IntPtr,   ' PWINBIO_LOCATE_SENSOR_CALLBACK
    LocateCallbackContext As IntPtr   ' void* optional
) As Integer
End Function
' SessionHandle : DWORD
' LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK
' LocateCallbackContext : void* optional
Declare PtrSafe Function WinBioLocateSensorWithCallback Lib "winbio" ( _
    ByVal SessionHandle As Long, _
    ByVal LocateCallback As LongPtr, _
    ByVal LocateCallbackContext 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

WinBioLocateSensorWithCallback = ctypes.windll.winbio.WinBioLocateSensorWithCallback
WinBioLocateSensorWithCallback.restype = ctypes.c_int
WinBioLocateSensorWithCallback.argtypes = [
    wintypes.DWORD,  # SessionHandle : DWORD
    ctypes.c_void_p,  # LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK
    ctypes.POINTER(None),  # LocateCallbackContext : void* optional
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('winbio.dll')
WinBioLocateSensorWithCallback = Fiddle::Function.new(
  lib['WinBioLocateSensorWithCallback'],
  [
    -Fiddle::TYPE_INT,  # SessionHandle : DWORD
    Fiddle::TYPE_VOIDP,  # LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK
    Fiddle::TYPE_VOIDP,  # LocateCallbackContext : void* optional
  ],
  Fiddle::TYPE_INT)
#[link(name = "winbio")]
extern "system" {
    fn WinBioLocateSensorWithCallback(
        SessionHandle: u32,  // DWORD
        LocateCallback: *const core::ffi::c_void,  // PWINBIO_LOCATE_SENSOR_CALLBACK
        LocateCallbackContext: *mut ()  // void* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("winbio.dll")]
public static extern int WinBioLocateSensorWithCallback(uint SessionHandle, IntPtr LocateCallback, IntPtr LocateCallbackContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'winbio_WinBioLocateSensorWithCallback' -Namespace Win32 -PassThru
# $api::WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext)
#uselib "winbio.dll"
#func global WinBioLocateSensorWithCallback "WinBioLocateSensorWithCallback" sptr, sptr, sptr
; WinBioLocateSensorWithCallback SessionHandle, LocateCallback, LocateCallbackContext   ; 戻り値は stat
; SessionHandle : DWORD -> "sptr"
; LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> "sptr"
; LocateCallbackContext : void* optional -> "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 "winbio.dll"
#cfunc global WinBioLocateSensorWithCallback "WinBioLocateSensorWithCallback" int, sptr, sptr
; res = WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext)
; SessionHandle : DWORD -> "int"
; LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> "sptr"
; LocateCallbackContext : void* optional -> "sptr"
; HRESULT WinBioLocateSensorWithCallback(DWORD SessionHandle, PWINBIO_LOCATE_SENSOR_CALLBACK LocateCallback, void* LocateCallbackContext)
#uselib "winbio.dll"
#cfunc global WinBioLocateSensorWithCallback "WinBioLocateSensorWithCallback" int, intptr, intptr
; res = WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext)
; SessionHandle : DWORD -> "int"
; LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> "intptr"
; LocateCallbackContext : void* optional -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winbio = windows.NewLazySystemDLL("winbio.dll")
	procWinBioLocateSensorWithCallback = winbio.NewProc("WinBioLocateSensorWithCallback")
)

// SessionHandle (DWORD), LocateCallback (PWINBIO_LOCATE_SENSOR_CALLBACK), LocateCallbackContext (void* optional)
r1, _, err := procWinBioLocateSensorWithCallback.Call(
	uintptr(SessionHandle),
	uintptr(LocateCallback),
	uintptr(LocateCallbackContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WinBioLocateSensorWithCallback(
  SessionHandle: DWORD;   // DWORD
  LocateCallback: Pointer;   // PWINBIO_LOCATE_SENSOR_CALLBACK
  LocateCallbackContext: Pointer   // void* optional
): Integer; stdcall;
  external 'winbio.dll' name 'WinBioLocateSensorWithCallback';
result := DllCall("winbio\WinBioLocateSensorWithCallback"
    , "UInt", SessionHandle   ; DWORD
    , "Ptr", LocateCallback   ; PWINBIO_LOCATE_SENSOR_CALLBACK
    , "Ptr", LocateCallbackContext   ; void* optional
    , "Int")   ; return: HRESULT
●WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext) = DLL("winbio.dll", "int WinBioLocateSensorWithCallback(dword, void*, void*)")
# 呼び出し: WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext)
# SessionHandle : DWORD -> "dword"
# LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> "void*"
# LocateCallbackContext : void* optional -> "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 "winbio" fn WinBioLocateSensorWithCallback(
    SessionHandle: u32, // DWORD
    LocateCallback: ?*anyopaque, // PWINBIO_LOCATE_SENSOR_CALLBACK
    LocateCallbackContext: ?*anyopaque // void* optional
) callconv(std.os.windows.WINAPI) i32;
proc WinBioLocateSensorWithCallback(
    SessionHandle: uint32,  # DWORD
    LocateCallback: pointer,  # PWINBIO_LOCATE_SENSOR_CALLBACK
    LocateCallbackContext: pointer  # void* optional
): int32 {.importc: "WinBioLocateSensorWithCallback", stdcall, dynlib: "winbio.dll".}
pragma(lib, "winbio");
extern(Windows)
int WinBioLocateSensorWithCallback(
    uint SessionHandle,   // DWORD
    void* LocateCallback,   // PWINBIO_LOCATE_SENSOR_CALLBACK
    void* LocateCallbackContext   // void* optional
);
ccall((:WinBioLocateSensorWithCallback, "winbio.dll"), stdcall, Int32,
      (UInt32, Ptr{Cvoid}, Ptr{Cvoid}),
      SessionHandle, LocateCallback, LocateCallbackContext)
# SessionHandle : DWORD -> UInt32
# LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> Ptr{Cvoid}
# LocateCallbackContext : void* optional -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t WinBioLocateSensorWithCallback(
    uint32_t SessionHandle,
    void* LocateCallback,
    void* LocateCallbackContext);
]]
local winbio = ffi.load("winbio")
-- winbio.WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext)
-- SessionHandle : DWORD
-- LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK
-- LocateCallbackContext : void* optional
-- 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('winbio.dll');
const WinBioLocateSensorWithCallback = lib.func('__stdcall', 'WinBioLocateSensorWithCallback', 'int32_t', ['uint32_t', 'void *', 'void *']);
// WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext)
// SessionHandle : DWORD -> 'uint32_t'
// LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> 'void *'
// LocateCallbackContext : void* optional -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
// コールバック(関数ポインタ)は koffi.proto/koffi.register で型を定義して渡す(素の void* では JS 関数を渡せない)。
const lib = Deno.dlopen("winbio.dll", {
  WinBioLocateSensorWithCallback: { parameters: ["u32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext)
// SessionHandle : DWORD -> "u32"
// LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> "pointer"
// LocateCallbackContext : void* optional -> "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
int32_t WinBioLocateSensorWithCallback(
    uint32_t SessionHandle,
    void* LocateCallback,
    void* LocateCallbackContext);
C, "winbio.dll");
// $ffi->WinBioLocateSensorWithCallback(SessionHandle, LocateCallback, LocateCallbackContext);
// SessionHandle : DWORD
// LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK
// LocateCallbackContext : void* optional
// 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 Winbio extends StdCallLibrary {
    Winbio INSTANCE = Native.load("winbio", Winbio.class);
    int WinBioLocateSensorWithCallback(
        int SessionHandle,   // DWORD
        Callback LocateCallback,   // PWINBIO_LOCATE_SENSOR_CALLBACK
        Pointer LocateCallbackContext   // void* optional
    );
}
@[Link("winbio")]
lib Libwinbio
  fun WinBioLocateSensorWithCallback = WinBioLocateSensorWithCallback(
    SessionHandle : UInt32,   # DWORD
    LocateCallback : Void*,   # PWINBIO_LOCATE_SENSOR_CALLBACK
    LocateCallbackContext : Void*   # void* optional
  ) : Int32
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 WinBioLocateSensorWithCallbackNative = Int32 Function(Uint32, Pointer<Void>, Pointer<Void>);
typedef WinBioLocateSensorWithCallbackDart = int Function(int, Pointer<Void>, Pointer<Void>);
final WinBioLocateSensorWithCallback = DynamicLibrary.open('winbio.dll')
    .lookupFunction<WinBioLocateSensorWithCallbackNative, WinBioLocateSensorWithCallbackDart>('WinBioLocateSensorWithCallback');
// SessionHandle : DWORD -> Uint32
// LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> Pointer<Void>
// LocateCallbackContext : void* optional -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function WinBioLocateSensorWithCallback(
  SessionHandle: DWORD;   // DWORD
  LocateCallback: Pointer;   // PWINBIO_LOCATE_SENSOR_CALLBACK
  LocateCallbackContext: Pointer   // void* optional
): Integer; stdcall;
  external 'winbio.dll' name 'WinBioLocateSensorWithCallback';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "WinBioLocateSensorWithCallback"
  c_WinBioLocateSensorWithCallback :: Word32 -> Ptr () -> Ptr () -> IO Int32
-- SessionHandle : DWORD -> Word32
-- LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> Ptr ()
-- LocateCallbackContext : void* optional -> 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 winbiolocatesensorwithcallback =
  foreign "WinBioLocateSensorWithCallback"
    (uint32_t @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* SessionHandle : DWORD -> uint32_t *)
(* LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> (ptr void) *)
(* LocateCallbackContext : void* optional -> (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 winbio (t "winbio.dll"))
(cffi:use-foreign-library winbio)

(cffi:defcfun ("WinBioLocateSensorWithCallback" win-bio-locate-sensor-with-callback :convention :stdcall) :int32
  (session-handle :uint32)   ; DWORD
  (locate-callback :pointer)   ; PWINBIO_LOCATE_SENSOR_CALLBACK
  (locate-callback-context :pointer))   ; void* optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $WinBioLocateSensorWithCallback = Win32::API::More->new('winbio',
    'int WinBioLocateSensorWithCallback(DWORD SessionHandle, LPVOID LocateCallback, LPVOID LocateCallbackContext)');
# my $ret = $WinBioLocateSensorWithCallback->Call($SessionHandle, $LocateCallback, $LocateCallbackContext);
# SessionHandle : DWORD -> DWORD
# LocateCallback : PWINBIO_LOCATE_SENSOR_CALLBACK -> LPVOID
# LocateCallbackContext : void* optional -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# コールバック(関数ポインタ)は Perl sub を直接渡せません。Win32::API::Callback を使用してください。

関連項目

使用する型