xref: /aosp_15_r20/hardware/interfaces/wifi/netlinkinterceptor/aidl/default/util.cpp (revision 4d7e907c777eeecc4c5bd7cf640a754fac206ff7)
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)23 bool isSocketReadable(const short revents) { return 0 != (revents & POLLIN); }
24 
isSocketBad(const short revents)25 bool isSocketBad(const short revents) {
26     return 0 != (revents & (POLLERR | POLLHUP | POLLNVAL));
27 }
28 
29 }  // namespace android::nlinterceptor
30