1/* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.hardware.usb.gadget@1.0; 18 19import IUsbGadgetCallback; 20 21interface IUsbGadget { 22 /** 23 * This function is used to set the current USB gadget configuration. 24 * Usb gadget needs to teared down if an USB configuration is already 25 * active. 26 * 27 * @param functions list of functions defined by GadgetFunction to be 28 * included in the gadget composition. 29 * @param callback IUsbGadgetCallback::setCurrentUsbFunctionsCb used to 30 * propagate back the status. 31 * @param timeout The maximum time (in milliseconds) within which the 32 * IUsbGadgetCallback needs to be returned. 33 */ 34 oneway setCurrentUsbFunctions(bitfield<GadgetFunction> functions, 35 IUsbGadgetCallback callback, 36 uint64_t timeout); 37 38 /** 39 * This function is used to query the USB functions included in the 40 * current USB configuration. 41 * 42 * @param callback IUsbGadgetCallback::getCurrentUsbFunctionsCb used to 43 * propagate the current functions list. 44 */ 45 oneway getCurrentUsbFunctions(IUsbGadgetCallback callback); 46 47}; 48