ホーム › Devices.Usb › WinUsb_GetCurrentFrameNumberAndQpc
WinUsb_GetCurrentFrameNumberAndQpc
関数現在のフレーム番号と高精度カウンタ値を取得する。
シグネチャ
// WINUSB.dll
#include <windows.h>
BOOL WinUsb_GetCurrentFrameNumberAndQpc(
WINUSB_INTERFACE_HANDLE InterfaceHandle,
USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* FrameQpcInfo
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| InterfaceHandle | WINUSB_INTERFACE_HANDLE | in |
| FrameQpcInfo | USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* | in |
戻り値の型: BOOL
各言語での呼び出し定義
// WINUSB.dll
#include <windows.h>
BOOL WinUsb_GetCurrentFrameNumberAndQpc(
WINUSB_INTERFACE_HANDLE InterfaceHandle,
USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* FrameQpcInfo
);[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINUSB.dll", SetLastError = true, ExactSpelling = true)]
static extern bool WinUsb_GetCurrentFrameNumberAndQpc(
IntPtr InterfaceHandle, // WINUSB_INTERFACE_HANDLE
IntPtr FrameQpcInfo // USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
);<DllImport("WINUSB.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WinUsb_GetCurrentFrameNumberAndQpc(
InterfaceHandle As IntPtr, ' WINUSB_INTERFACE_HANDLE
FrameQpcInfo As IntPtr ' USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
) As Boolean
End Function' InterfaceHandle : WINUSB_INTERFACE_HANDLE
' FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
Declare PtrSafe Function WinUsb_GetCurrentFrameNumberAndQpc Lib "winusb" ( _
ByVal InterfaceHandle As LongPtr, _
ByVal FrameQpcInfo 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
WinUsb_GetCurrentFrameNumberAndQpc = ctypes.windll.winusb.WinUsb_GetCurrentFrameNumberAndQpc
WinUsb_GetCurrentFrameNumberAndQpc.restype = wintypes.BOOL
WinUsb_GetCurrentFrameNumberAndQpc.argtypes = [
wintypes.HANDLE, # InterfaceHandle : WINUSB_INTERFACE_HANDLE
ctypes.c_void_p, # FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('WINUSB.dll')
WinUsb_GetCurrentFrameNumberAndQpc = Fiddle::Function.new(
lib['WinUsb_GetCurrentFrameNumberAndQpc'],
[
Fiddle::TYPE_VOIDP, # InterfaceHandle : WINUSB_INTERFACE_HANDLE
Fiddle::TYPE_VOIDP, # FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
],
Fiddle::TYPE_INT)#[link(name = "winusb")]
extern "system" {
fn WinUsb_GetCurrentFrameNumberAndQpc(
InterfaceHandle: *mut core::ffi::c_void, // WINUSB_INTERFACE_HANDLE
FrameQpcInfo: *mut USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION // USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
) -> 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_GetCurrentFrameNumberAndQpc(IntPtr InterfaceHandle, IntPtr FrameQpcInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINUSB_WinUsb_GetCurrentFrameNumberAndQpc' -Namespace Win32 -PassThru
# $api::WinUsb_GetCurrentFrameNumberAndQpc(InterfaceHandle, FrameQpcInfo)#uselib "WINUSB.dll"
#func global WinUsb_GetCurrentFrameNumberAndQpc "WinUsb_GetCurrentFrameNumberAndQpc" sptr, sptr
; WinUsb_GetCurrentFrameNumberAndQpc InterfaceHandle, varptr(FrameQpcInfo) ; 戻り値は stat
; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr"
; FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* -> "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_GetCurrentFrameNumberAndQpc "WinUsb_GetCurrentFrameNumberAndQpc" sptr, var ; res = WinUsb_GetCurrentFrameNumberAndQpc(InterfaceHandle, FrameQpcInfo) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr" ; FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* -> "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。#uselib "WINUSB.dll" #cfunc global WinUsb_GetCurrentFrameNumberAndQpc "WinUsb_GetCurrentFrameNumberAndQpc" sptr, sptr ; res = WinUsb_GetCurrentFrameNumberAndQpc(InterfaceHandle, varptr(FrameQpcInfo)) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr" ; FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* -> "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 WinUsb_GetCurrentFrameNumberAndQpc(WINUSB_INTERFACE_HANDLE InterfaceHandle, USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* FrameQpcInfo) #uselib "WINUSB.dll" #cfunc global WinUsb_GetCurrentFrameNumberAndQpc "WinUsb_GetCurrentFrameNumberAndQpc" intptr, var ; res = WinUsb_GetCurrentFrameNumberAndQpc(InterfaceHandle, FrameQpcInfo) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "intptr" ; FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* -> "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。; BOOL WinUsb_GetCurrentFrameNumberAndQpc(WINUSB_INTERFACE_HANDLE InterfaceHandle, USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* FrameQpcInfo) #uselib "WINUSB.dll" #cfunc global WinUsb_GetCurrentFrameNumberAndQpc "WinUsb_GetCurrentFrameNumberAndQpc" intptr, intptr ; res = WinUsb_GetCurrentFrameNumberAndQpc(InterfaceHandle, varptr(FrameQpcInfo)) ; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "intptr" ; FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* -> "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 (
winusb = windows.NewLazySystemDLL("WINUSB.dll")
procWinUsb_GetCurrentFrameNumberAndQpc = winusb.NewProc("WinUsb_GetCurrentFrameNumberAndQpc")
)
// InterfaceHandle (WINUSB_INTERFACE_HANDLE), FrameQpcInfo (USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*)
r1, _, err := procWinUsb_GetCurrentFrameNumberAndQpc.Call(
uintptr(InterfaceHandle),
uintptr(FrameQpcInfo),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLfunction WinUsb_GetCurrentFrameNumberAndQpc(
InterfaceHandle: THandle; // WINUSB_INTERFACE_HANDLE
FrameQpcInfo: Pointer // USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
): BOOL; stdcall;
external 'WINUSB.dll' name 'WinUsb_GetCurrentFrameNumberAndQpc';result := DllCall("WINUSB\WinUsb_GetCurrentFrameNumberAndQpc"
, "Ptr", InterfaceHandle ; WINUSB_INTERFACE_HANDLE
, "Ptr", FrameQpcInfo ; USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION*
, "Int") ; return: BOOL●WinUsb_GetCurrentFrameNumberAndQpc(InterfaceHandle, FrameQpcInfo) = DLL("WINUSB.dll", "bool WinUsb_GetCurrentFrameNumberAndQpc(void*, void*)")
# 呼び出し: WinUsb_GetCurrentFrameNumberAndQpc(InterfaceHandle, FrameQpcInfo)
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "void*"
# FrameQpcInfo : USB_FRAME_NUMBER_AND_QPC_FOR_TIME_SYNC_INFORMATION* -> "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)。