ホーム › Devices.Usb › WinUsb_GetOverlappedResult
WinUsb_GetOverlappedResult
関数非同期転送(オーバーラップ操作)の結果を取得する。
シグネチャ
// WINUSB.dll
#include <windows.h>
BOOL WinUsb_GetOverlappedResult(
WINUSB_INTERFACE_HANDLE InterfaceHandle,
OVERLAPPED* lpOverlapped,
DWORD* lpNumberOfBytesTransferred,
BOOL bWait
);パラメーター
| 名前 | 型 | 方向 | 説明 |
|---|---|---|---|
| InterfaceHandle | WINUSB_INTERFACE_HANDLE | in | 非同期処理を待機する対象のWinUSBインターフェイスハンドル。 |
| lpOverlapped | OVERLAPPED* | in | 対象の非同期操作で使用したOVERLAPPED構造体へのポインタ。 |
| lpNumberOfBytesTransferred | DWORD* | out | 実際に転送されたバイト数を受け取る出力先ポインタ。 |
| bWait | BOOL | in | 完了まで待機するならTRUE、即座に返すならFALSE。 |
戻り値の型: BOOL
各言語での呼び出し定義
// WINUSB.dll
#include <windows.h>
BOOL WinUsb_GetOverlappedResult(
WINUSB_INTERFACE_HANDLE InterfaceHandle,
OVERLAPPED* lpOverlapped,
DWORD* lpNumberOfBytesTransferred,
BOOL bWait
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINUSB.dll", SetLastError = true, ExactSpelling = true)]
static extern bool WinUsb_GetOverlappedResult(
IntPtr InterfaceHandle, // WINUSB_INTERFACE_HANDLE
IntPtr lpOverlapped, // OVERLAPPED*
out uint lpNumberOfBytesTransferred, // DWORD* out
bool bWait // BOOL
);<DllImport("WINUSB.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WinUsb_GetOverlappedResult(
InterfaceHandle As IntPtr, ' WINUSB_INTERFACE_HANDLE
lpOverlapped As IntPtr, ' OVERLAPPED*
<Out> ByRef lpNumberOfBytesTransferred As UInteger, ' DWORD* out
bWait As Boolean ' BOOL
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function' InterfaceHandle : WINUSB_INTERFACE_HANDLE
' lpOverlapped : OVERLAPPED*
' lpNumberOfBytesTransferred : DWORD* out
' bWait : BOOL
Declare PtrSafe Function WinUsb_GetOverlappedResult Lib "winusb" ( _
ByVal InterfaceHandle As LongPtr, _
ByVal lpOverlapped As LongPtr, _
ByRef lpNumberOfBytesTransferred As Long, _
ByVal bWait As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。import ctypes
from ctypes import wintypes
WinUsb_GetOverlappedResult = ctypes.windll.winusb.WinUsb_GetOverlappedResult
WinUsb_GetOverlappedResult.restype = wintypes.BOOL
WinUsb_GetOverlappedResult.argtypes = [
wintypes.HANDLE, # InterfaceHandle : WINUSB_INTERFACE_HANDLE
ctypes.c_void_p, # lpOverlapped : OVERLAPPED*
ctypes.POINTER(wintypes.DWORD), # lpNumberOfBytesTransferred : DWORD* out
wintypes.BOOL, # bWait : BOOL
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('WINUSB.dll')
WinUsb_GetOverlappedResult = Fiddle::Function.new(
lib['WinUsb_GetOverlappedResult'],
[
Fiddle::TYPE_VOIDP, # InterfaceHandle : WINUSB_INTERFACE_HANDLE
Fiddle::TYPE_VOIDP, # lpOverlapped : OVERLAPPED*
Fiddle::TYPE_VOIDP, # lpNumberOfBytesTransferred : DWORD* out
Fiddle::TYPE_INT, # bWait : BOOL
],
Fiddle::TYPE_INT)#[link(name = "winusb")]
extern "system" {
fn WinUsb_GetOverlappedResult(
InterfaceHandle: *mut core::ffi::c_void, // WINUSB_INTERFACE_HANDLE
lpOverlapped: *mut OVERLAPPED, // OVERLAPPED*
lpNumberOfBytesTransferred: *mut u32, // DWORD* out
bWait: i32 // BOOL
) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINUSB.dll", SetLastError = true)]
public static extern bool WinUsb_GetOverlappedResult(IntPtr InterfaceHandle, IntPtr lpOverlapped, out uint lpNumberOfBytesTransferred, bool bWait);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINUSB_WinUsb_GetOverlappedResult' -Namespace Win32 -PassThru
# $api::WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait)#uselib "WINUSB.dll"
#func global WinUsb_GetOverlappedResult "WinUsb_GetOverlappedResult" sptr, sptr, sptr, sptr
; WinUsb_GetOverlappedResult InterfaceHandle, varptr(lpOverlapped), varptr(lpNumberOfBytesTransferred), bWait ; 戻り値は stat
; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr"
; lpOverlapped : OVERLAPPED* -> "sptr"
; lpNumberOfBytesTransferred : DWORD* out -> "sptr"
; bWait : BOOL -> "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 "WINUSB.dll" #cfunc global WinUsb_GetOverlappedResult "WinUsb_GetOverlappedResult" sptr, var, var, int ; res = WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr" ; lpOverlapped : OVERLAPPED* -> "var" ; lpNumberOfBytesTransferred : DWORD* out -> "var" ; bWait : BOOL -> "int" ; ※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。#uselib "WINUSB.dll" #cfunc global WinUsb_GetOverlappedResult "WinUsb_GetOverlappedResult" sptr, sptr, sptr, int ; res = WinUsb_GetOverlappedResult(InterfaceHandle, varptr(lpOverlapped), varptr(lpNumberOfBytesTransferred), bWait) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr" ; lpOverlapped : OVERLAPPED* -> "sptr" ; lpNumberOfBytesTransferred : DWORD* out -> "sptr" ; bWait : BOOL -> "int" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; BOOL WinUsb_GetOverlappedResult(WINUSB_INTERFACE_HANDLE InterfaceHandle, OVERLAPPED* lpOverlapped, DWORD* lpNumberOfBytesTransferred, BOOL bWait) #uselib "WINUSB.dll" #cfunc global WinUsb_GetOverlappedResult "WinUsb_GetOverlappedResult" intptr, var, var, int ; res = WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "intptr" ; lpOverlapped : OVERLAPPED* -> "var" ; lpNumberOfBytesTransferred : DWORD* out -> "var" ; bWait : BOOL -> "int" ; ※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 WinUsb_GetOverlappedResult(WINUSB_INTERFACE_HANDLE InterfaceHandle, OVERLAPPED* lpOverlapped, DWORD* lpNumberOfBytesTransferred, BOOL bWait) #uselib "WINUSB.dll" #cfunc global WinUsb_GetOverlappedResult "WinUsb_GetOverlappedResult" intptr, intptr, intptr, int ; res = WinUsb_GetOverlappedResult(InterfaceHandle, varptr(lpOverlapped), varptr(lpNumberOfBytesTransferred), bWait) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "intptr" ; lpOverlapped : OVERLAPPED* -> "intptr" ; lpNumberOfBytesTransferred : DWORD* out -> "intptr" ; bWait : BOOL -> "int" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
winusb = windows.NewLazySystemDLL("WINUSB.dll")
procWinUsb_GetOverlappedResult = winusb.NewProc("WinUsb_GetOverlappedResult")
)
// InterfaceHandle (WINUSB_INTERFACE_HANDLE), lpOverlapped (OVERLAPPED*), lpNumberOfBytesTransferred (DWORD* out), bWait (BOOL)
r1, _, err := procWinUsb_GetOverlappedResult.Call(
uintptr(InterfaceHandle),
uintptr(lpOverlapped),
uintptr(lpNumberOfBytesTransferred),
uintptr(bWait),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction WinUsb_GetOverlappedResult(
InterfaceHandle: THandle; // WINUSB_INTERFACE_HANDLE
lpOverlapped: Pointer; // OVERLAPPED*
lpNumberOfBytesTransferred: Pointer; // DWORD* out
bWait: BOOL // BOOL
): BOOL; stdcall;
external 'WINUSB.dll' name 'WinUsb_GetOverlappedResult';result := DllCall("WINUSB\WinUsb_GetOverlappedResult"
, "Ptr", InterfaceHandle ; WINUSB_INTERFACE_HANDLE
, "Ptr", lpOverlapped ; OVERLAPPED*
, "Ptr", lpNumberOfBytesTransferred ; DWORD* out
, "Int", bWait ; BOOL
, "Int") ; return: BOOL●WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait) = DLL("WINUSB.dll", "bool WinUsb_GetOverlappedResult(void*, void*, void*, bool)")
# 呼び出し: WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait)
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "void*"
# lpOverlapped : OVERLAPPED* -> "void*"
# lpNumberOfBytesTransferred : DWORD* out -> "void*"
# bWait : BOOL -> "bool"
# 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 "winusb" fn WinUsb_GetOverlappedResult(
InterfaceHandle: ?*anyopaque, // WINUSB_INTERFACE_HANDLE
lpOverlapped: [*c]OVERLAPPED, // OVERLAPPED*
lpNumberOfBytesTransferred: [*c]u32, // DWORD* out
bWait: i32 // BOOL
) callconv(std.os.windows.WINAPI) i32;proc WinUsb_GetOverlappedResult(
InterfaceHandle: pointer, # WINUSB_INTERFACE_HANDLE
lpOverlapped: ptr OVERLAPPED, # OVERLAPPED*
lpNumberOfBytesTransferred: ptr uint32, # DWORD* out
bWait: int32 # BOOL
): int32 {.importc: "WinUsb_GetOverlappedResult", stdcall, dynlib: "WINUSB.dll".}pragma(lib, "winusb");
extern(Windows)
int WinUsb_GetOverlappedResult(
void* InterfaceHandle, // WINUSB_INTERFACE_HANDLE
OVERLAPPED* lpOverlapped, // OVERLAPPED*
uint* lpNumberOfBytesTransferred, // DWORD* out
int bWait // BOOL
);ccall((:WinUsb_GetOverlappedResult, "WINUSB.dll"), stdcall, Int32,
(Ptr{Cvoid}, Ptr{OVERLAPPED}, Ptr{UInt32}, Int32),
InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait)
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> Ptr{Cvoid}
# lpOverlapped : OVERLAPPED* -> Ptr{OVERLAPPED}
# lpNumberOfBytesTransferred : DWORD* out -> Ptr{UInt32}
# bWait : BOOL -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。local ffi = require("ffi")
ffi.cdef[[
int32_t WinUsb_GetOverlappedResult(
void* InterfaceHandle,
void* lpOverlapped,
uint32_t* lpNumberOfBytesTransferred,
int32_t bWait);
]]
local winusb = ffi.load("winusb")
-- winusb.WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait)
-- InterfaceHandle : WINUSB_INTERFACE_HANDLE
-- lpOverlapped : OVERLAPPED*
-- lpNumberOfBytesTransferred : DWORD* out
-- bWait : BOOL
-- 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('WINUSB.dll');
const WinUsb_GetOverlappedResult = lib.func('__stdcall', 'WinUsb_GetOverlappedResult', 'int32_t', ['void *', 'void *', 'uint32_t *', 'int32_t']);
// WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait)
// InterfaceHandle : WINUSB_INTERFACE_HANDLE -> 'void *'
// lpOverlapped : OVERLAPPED* -> 'void *'
// lpNumberOfBytesTransferred : DWORD* out -> 'uint32_t *'
// bWait : BOOL -> 'int32_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("WINUSB.dll", {
WinUsb_GetOverlappedResult: { parameters: ["pointer", "pointer", "pointer", "i32"], result: "i32" },
});
// lib.symbols.WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait)
// InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "pointer"
// lpOverlapped : OVERLAPPED* -> "pointer"
// lpNumberOfBytesTransferred : DWORD* out -> "pointer"
// bWait : BOOL -> "i32"
// 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 WinUsb_GetOverlappedResult(
void* InterfaceHandle,
void* lpOverlapped,
uint32_t* lpNumberOfBytesTransferred,
int32_t bWait);
C, "WINUSB.dll");
// $ffi->WinUsb_GetOverlappedResult(InterfaceHandle, lpOverlapped, lpNumberOfBytesTransferred, bWait);
// InterfaceHandle : WINUSB_INTERFACE_HANDLE
// lpOverlapped : OVERLAPPED*
// lpNumberOfBytesTransferred : DWORD* out
// bWait : BOOL
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
public interface Winusb extends StdCallLibrary {
Winusb INSTANCE = Native.load("winusb", Winusb.class);
boolean WinUsb_GetOverlappedResult(
Pointer InterfaceHandle, // WINUSB_INTERFACE_HANDLE
Pointer lpOverlapped, // OVERLAPPED*
IntByReference lpNumberOfBytesTransferred, // DWORD* out
boolean bWait // BOOL
);
}@[Link("winusb")]
lib LibWINUSB
fun WinUsb_GetOverlappedResult = WinUsb_GetOverlappedResult(
InterfaceHandle : Void*, # WINUSB_INTERFACE_HANDLE
lpOverlapped : OVERLAPPED*, # OVERLAPPED*
lpNumberOfBytesTransferred : UInt32*, # DWORD* out
bWait : Int32 # BOOL
) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。import 'dart:ffi';
import 'package:ffi/ffi.dart';
typedef WinUsb_GetOverlappedResultNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Uint32>, Int32);
typedef WinUsb_GetOverlappedResultDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Uint32>, int);
final WinUsb_GetOverlappedResult = DynamicLibrary.open('WINUSB.dll')
.lookupFunction<WinUsb_GetOverlappedResultNative, WinUsb_GetOverlappedResultDart>('WinUsb_GetOverlappedResult');
// InterfaceHandle : WINUSB_INTERFACE_HANDLE -> Pointer<Void>
// lpOverlapped : OVERLAPPED* -> Pointer<Void>
// lpNumberOfBytesTransferred : DWORD* out -> Pointer<Uint32>
// bWait : BOOL -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。{$mode objfpc}{$H+}
function WinUsb_GetOverlappedResult(
InterfaceHandle: THandle; // WINUSB_INTERFACE_HANDLE
lpOverlapped: Pointer; // OVERLAPPED*
lpNumberOfBytesTransferred: Pointer; // DWORD* out
bWait: BOOL // BOOL
): BOOL; stdcall;
external 'WINUSB.dll' name 'WinUsb_GetOverlappedResult';import Foreign
import Foreign.C.Types
import Foreign.C.String
foreign import stdcall safe "WinUsb_GetOverlappedResult"
c_WinUsb_GetOverlappedResult :: Ptr () -> Ptr () -> Ptr Word32 -> CInt -> IO CInt
-- InterfaceHandle : WINUSB_INTERFACE_HANDLE -> Ptr ()
-- lpOverlapped : OVERLAPPED* -> Ptr ()
-- lpNumberOfBytesTransferred : DWORD* out -> Ptr Word32
-- bWait : BOOL -> CInt
-- 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 winusb_getoverlappedresult =
foreign "WinUsb_GetOverlappedResult"
((ptr void) @-> (ptr void) @-> (ptr uint32_t) @-> int32_t @-> returning int32_t)
(* InterfaceHandle : WINUSB_INTERFACE_HANDLE -> (ptr void) *)
(* lpOverlapped : OVERLAPPED* -> (ptr void) *)
(* lpNumberOfBytesTransferred : DWORD* out -> (ptr uint32_t) *)
(* bWait : BOOL -> int32_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 winusb (t "WINUSB.dll"))
(cffi:use-foreign-library winusb)
(cffi:defcfun ("WinUsb_GetOverlappedResult" win-usb-get-overlapped-result :convention :stdcall) :int32
(interface-handle :pointer) ; WINUSB_INTERFACE_HANDLE
(lp-overlapped :pointer) ; OVERLAPPED*
(lp-number-of-bytes-transferred :pointer) ; DWORD* out
(b-wait :int32)) ; BOOL
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。use Win32::API;
my $WinUsb_GetOverlappedResult = Win32::API::More->new('WINUSB',
'BOOL WinUsb_GetOverlappedResult(HANDLE InterfaceHandle, LPVOID lpOverlapped, LPVOID lpNumberOfBytesTransferred, BOOL bWait)');
# my $ret = $WinUsb_GetOverlappedResult->Call($InterfaceHandle, $lpOverlapped, $lpNumberOfBytesTransferred, $bWait);
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> HANDLE
# lpOverlapped : OVERLAPPED* -> LPVOID
# lpNumberOfBytesTransferred : DWORD* out -> LPVOID
# bWait : BOOL -> BOOL
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。関連項目
使用する型