1/* 2 * Copyright (C) 2008 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 com.android.commands.svc; 18 19import android.content.Context; 20import android.hardware.usb.IUsbManager; 21import android.os.RemoteException; 22import android.os.ServiceManager; 23import android.os.SystemProperties; 24 25public class UsbCommand extends Svc.Command { 26 public UsbCommand() { 27 super("usb"); 28 } 29 30 @Override 31 public String shortHelp() { 32 return "Control Usb state"; 33 } 34 35 @Override 36 public String longHelp() { 37 return shortHelp() + "\n" 38 + "\n" 39 + "usage: svc usb setFunction [function]\n" 40 + " Set the current usb function.\n\n" 41 + " svc usb getFunction\n" 42 + " Gets the list of currently enabled functions\n"; 43 } 44 45 @Override 46 public void run(String[] args) { 47 boolean validCommand = false; 48 if (args.length >= 2) { 49 if ("setFunction".equals(args[1])) { 50 IUsbManager usbMgr = IUsbManager.Stub.asInterface(ServiceManager.getService( 51 Context.USB_SERVICE)); 52 try { 53 usbMgr.setCurrentFunction((args.length >=3 ? args[2] : null)); 54 } catch (RemoteException e) { 55 System.err.println("Error communicating with UsbManager: " + e); 56 } 57 return; 58 } else if ("getFunction".equals(args[1])) { 59 System.err.println(SystemProperties.get("sys.usb.config")); 60 return; 61 } 62 } 63 System.err.println(longHelp()); 64 } 65} 66