| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #include <net/if.h> |
| |
| #include <string> |
| |
| namespace android::netdevice::ifreqs { |
| |
| /** |
| * \see useSocketDomain() |
| */ |
| extern std::atomic_int socketDomain; |
| |
| /** |
| * Tries to send ioctl interface request. |
| * |
| * \param request Request type (such as SIOCGIFFLAGS) |
| * \param ifr Request data (both input and output) |
| * \return error code of the call (0 for success) |
| */ |
| int trySend(unsigned long request, struct ifreq& ifr); |
| |
| /** |
| * Sends ioctl interface request. |
| * |
| * \param request Request type (such as SIOCGIFFLAGS) |
| * \param ifr Request data (both input and output) |
| * \return true if the call succeeded, false otherwise |
| */ |
| bool send(unsigned long request, struct ifreq& ifr); |
| |
| /** |
| * Initializes interface request with interface name. |
| * |
| * \param ifname Interface to initialize request with |
| * \return Interface request with ifr_name field set to ifname |
| */ |
| struct ifreq fromName(const std::string& ifname); |
| |
| } // namespace android::netdevice::ifreqs |
