1 /* 2 * Copyright (C) 2021 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 #include "util.h" 18 19 #include <poll.h> 20 21 namespace android::nlinterceptor { 22 isSocketReadable(const short revents)23bool isSocketReadable(const short revents) { return 0 != (revents & POLLIN); } 24 isSocketBad(const short revents)25bool isSocketBad(const short revents) { 26 return 0 != (revents & (POLLERR | POLLHUP | POLLNVAL)); 27 } 28 29 } // namespace android::nlinterceptor 30