ホーム › NetworkManagement.QoS › QOSCreateHandle

QOSCreateHandle

関数

qWAVE QoSサブシステムへのハンドルを作成して接続する。

DLLqwave.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

BOOL QOSCreateHandle(
    QOS_VERSION* Version,
    HANDLE* QOSHandle
);

パラメーター

名前	型	方向
Version	QOS_VERSION*	in
QOSHandle	HANDLE*	out

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL QOSCreateHandle(
    QOS_VERSION* Version,
    HANDLE* QOSHandle
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("qwave.dll", ExactSpelling = true)]
static extern bool QOSCreateHandle(
    IntPtr Version,   // QOS_VERSION*
    IntPtr QOSHandle   // HANDLE* out
);

<DllImport("qwave.dll", ExactSpelling:=True)>
Public Shared Function QOSCreateHandle(
    Version As IntPtr,   ' QOS_VERSION*
    QOSHandle As IntPtr   ' HANDLE* out
) As Boolean
End Function

' Version : QOS_VERSION*
' QOSHandle : HANDLE* out
Declare PtrSafe Function QOSCreateHandle Lib "qwave" ( _
    ByVal Version As LongPtr, _
    ByVal QOSHandle 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

QOSCreateHandle = ctypes.windll.qwave.QOSCreateHandle
QOSCreateHandle.restype = wintypes.BOOL
QOSCreateHandle.argtypes = [
    ctypes.c_void_p,  # Version : QOS_VERSION*
    ctypes.c_void_p,  # QOSHandle : HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('qwave.dll')
QOSCreateHandle = Fiddle::Function.new(
  lib['QOSCreateHandle'],
  [
    Fiddle::TYPE_VOIDP,  # Version : QOS_VERSION*
    Fiddle::TYPE_VOIDP,  # QOSHandle : HANDLE* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "qwave")]
extern "system" {
    fn QOSCreateHandle(
        Version: *mut QOS_VERSION,  // QOS_VERSION*
        QOSHandle: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("qwave.dll")]
public static extern bool QOSCreateHandle(IntPtr Version, IntPtr QOSHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'qwave_QOSCreateHandle' -Namespace Win32 -PassThru
# $api::QOSCreateHandle(Version, QOSHandle)

#uselib "qwave.dll"
#func global QOSCreateHandle "QOSCreateHandle" sptr, sptr
; QOSCreateHandle varptr(Version), QOSHandle   ; 戻り値は stat
; Version : QOS_VERSION* -> "sptr"
; QOSHandle : HANDLE* 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 "qwave.dll"
#cfunc global QOSCreateHandle "QOSCreateHandle" var, sptr
; res = QOSCreateHandle(Version, QOSHandle)
; Version : QOS_VERSION* -> "var"
; QOSHandle : HANDLE* out -> "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。#uselib "qwave.dll"
#cfunc global QOSCreateHandle "QOSCreateHandle" sptr, sptr
; res = QOSCreateHandle(varptr(Version), QOSHandle)
; Version : QOS_VERSION* -> "sptr"
; QOSHandle : HANDLE* out -> "sptr"
; ※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 QOSCreateHandle(QOS_VERSION* Version, HANDLE* QOSHandle)
#uselib "qwave.dll"
#cfunc global QOSCreateHandle "QOSCreateHandle" var, intptr
; res = QOSCreateHandle(Version, QOSHandle)
; Version : QOS_VERSION* -> "var"
; QOSHandle : HANDLE* out -> "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。; BOOL QOSCreateHandle(QOS_VERSION* Version, HANDLE* QOSHandle)
#uselib "qwave.dll"
#cfunc global QOSCreateHandle "QOSCreateHandle" intptr, intptr
; res = QOSCreateHandle(varptr(Version), QOSHandle)
; Version : QOS_VERSION* -> "intptr"
; QOSHandle : HANDLE* out -> "intptr"
; ※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 (
	qwave = windows.NewLazySystemDLL("qwave.dll")
	procQOSCreateHandle = qwave.NewProc("QOSCreateHandle")
)

// Version (QOS_VERSION*), QOSHandle (HANDLE* out)
r1, _, err := procQOSCreateHandle.Call(
	uintptr(Version),
	uintptr(QOSHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function QOSCreateHandle(
  Version: Pointer;   // QOS_VERSION*
  QOSHandle: Pointer   // HANDLE* out
): BOOL; stdcall;
  external 'qwave.dll' name 'QOSCreateHandle';

result := DllCall("qwave\QOSCreateHandle"
    , "Ptr", Version   ; QOS_VERSION*
    , "Ptr", QOSHandle   ; HANDLE* out
    , "Int")   ; return: BOOL

●QOSCreateHandle(Version, QOSHandle) = DLL("qwave.dll", "bool QOSCreateHandle(void*, void*)")
# 呼び出し: QOSCreateHandle(Version, QOSHandle)
# Version : QOS_VERSION* -> "void*"
# QOSHandle : HANDLE* 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)。