Win32 API 日本語リファレンス
ホームDevices.Usb › WinUsb_SetCurrentAlternateSetting

WinUsb_SetCurrentAlternateSetting

関数
インターフェースの現在の代替設定を設定する。
DLLWINUSB.dll呼出規約winapiSetLastErrorあり

シグネチャ

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

BOOL WinUsb_SetCurrentAlternateSetting(
    WINUSB_INTERFACE_HANDLE InterfaceHandle,
    BYTE SettingNumber
);

パラメーター

名前方向
InterfaceHandleWINUSB_INTERFACE_HANDLEin
SettingNumberBYTEin

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL WinUsb_SetCurrentAlternateSetting(
    WINUSB_INTERFACE_HANDLE InterfaceHandle,
    BYTE SettingNumber
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINUSB.dll", SetLastError = true, ExactSpelling = true)]
static extern bool WinUsb_SetCurrentAlternateSetting(
    IntPtr InterfaceHandle,   // WINUSB_INTERFACE_HANDLE
    byte SettingNumber   // BYTE
);
<DllImport("WINUSB.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WinUsb_SetCurrentAlternateSetting(
    InterfaceHandle As IntPtr,   ' WINUSB_INTERFACE_HANDLE
    SettingNumber As Byte   ' BYTE
) As Boolean
End Function
' InterfaceHandle : WINUSB_INTERFACE_HANDLE
' SettingNumber : BYTE
Declare PtrSafe Function WinUsb_SetCurrentAlternateSetting Lib "winusb" ( _
    ByVal InterfaceHandle As LongPtr, _
    ByVal SettingNumber As Byte) 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_SetCurrentAlternateSetting = ctypes.windll.winusb.WinUsb_SetCurrentAlternateSetting
WinUsb_SetCurrentAlternateSetting.restype = wintypes.BOOL
WinUsb_SetCurrentAlternateSetting.argtypes = [
    wintypes.HANDLE,  # InterfaceHandle : WINUSB_INTERFACE_HANDLE
    ctypes.c_ubyte,  # SettingNumber : BYTE
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINUSB.dll')
WinUsb_SetCurrentAlternateSetting = Fiddle::Function.new(
  lib['WinUsb_SetCurrentAlternateSetting'],
  [
    Fiddle::TYPE_VOIDP,  # InterfaceHandle : WINUSB_INTERFACE_HANDLE
    -Fiddle::TYPE_CHAR,  # SettingNumber : BYTE
  ],
  Fiddle::TYPE_INT)
#[link(name = "winusb")]
extern "system" {
    fn WinUsb_SetCurrentAlternateSetting(
        InterfaceHandle: *mut core::ffi::c_void,  // WINUSB_INTERFACE_HANDLE
        SettingNumber: u8  // BYTE
    ) -> 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_SetCurrentAlternateSetting(IntPtr InterfaceHandle, byte SettingNumber);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINUSB_WinUsb_SetCurrentAlternateSetting' -Namespace Win32 -PassThru
# $api::WinUsb_SetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
#uselib "WINUSB.dll"
#func global WinUsb_SetCurrentAlternateSetting "WinUsb_SetCurrentAlternateSetting" sptr, sptr
; WinUsb_SetCurrentAlternateSetting InterfaceHandle, SettingNumber   ; 戻り値は stat
; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr"
; SettingNumber : BYTE -> "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 "WINUSB.dll"
#cfunc global WinUsb_SetCurrentAlternateSetting "WinUsb_SetCurrentAlternateSetting" sptr, int
; res = WinUsb_SetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr"
; SettingNumber : BYTE -> "int"
; BOOL WinUsb_SetCurrentAlternateSetting(WINUSB_INTERFACE_HANDLE InterfaceHandle, BYTE SettingNumber)
#uselib "WINUSB.dll"
#cfunc global WinUsb_SetCurrentAlternateSetting "WinUsb_SetCurrentAlternateSetting" intptr, int
; res = WinUsb_SetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "intptr"
; SettingNumber : BYTE -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winusb = windows.NewLazySystemDLL("WINUSB.dll")
	procWinUsb_SetCurrentAlternateSetting = winusb.NewProc("WinUsb_SetCurrentAlternateSetting")
)

// InterfaceHandle (WINUSB_INTERFACE_HANDLE), SettingNumber (BYTE)
r1, _, err := procWinUsb_SetCurrentAlternateSetting.Call(
	uintptr(InterfaceHandle),
	uintptr(SettingNumber),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function WinUsb_SetCurrentAlternateSetting(
  InterfaceHandle: THandle;   // WINUSB_INTERFACE_HANDLE
  SettingNumber: Byte   // BYTE
): BOOL; stdcall;
  external 'WINUSB.dll' name 'WinUsb_SetCurrentAlternateSetting';
result := DllCall("WINUSB\WinUsb_SetCurrentAlternateSetting"
    , "Ptr", InterfaceHandle   ; WINUSB_INTERFACE_HANDLE
    , "UChar", SettingNumber   ; BYTE
    , "Int")   ; return: BOOL
●WinUsb_SetCurrentAlternateSetting(InterfaceHandle, SettingNumber) = DLL("WINUSB.dll", "bool WinUsb_SetCurrentAlternateSetting(void*, byte)")
# 呼び出し: WinUsb_SetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "void*"
# SettingNumber : BYTE -> "byte"
# 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)。