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 17 package android.system; 18 19 import libcore.util.Objects; 20 21 /** 22 * Corresponds to Linux' __user_cap_header_struct for capget and capset. 23 * 24 * @hide 25 */ 26 public final class StructCapUserHeader { 27 /** 28 * Version of the header. Note this is not final as capget() may mutate the field when an 29 * invalid version is provided. See 30 * <a href="http://man7.org/linux/man-pages/man2/capget.2.html">capget(2)</a>. 31 */ 32 public int version; /* __u32 */ 33 34 /** Pid of the header. The pid a call applies to. */ 35 public final int pid; 36 37 /** 38 * Constructs an instance with the given field values. 39 */ StructCapUserHeader(int version, int pid)40 public StructCapUserHeader(int version, int pid) { 41 this.version = version; 42 this.pid = pid; 43 } 44 toString()45 @Override public String toString() { 46 return Objects.toString(this); 47 } 48 } 49