/* * * Copyright (c) 2020-2022 Project CHIP Authors * * 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. */ use std::{ fmt::{Debug, Display}, net::{IpAddr, Ipv4Addr, SocketAddr}, }; use crate::error::Error; #[derive(PartialEq, Copy, Clone)] pub enum Address { Udp(SocketAddr), } impl Default for Address { fn default() -> Self { Address::Udp(SocketAddr::new(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)), 8080)) } } impl Display for Address { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { match self { Address::Udp(addr) => writeln!(f, "{}", addr), } } } impl Debug for Address { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { match self { Address::Udp(addr) => writeln!(f, "{}", addr), } } } pub trait NetworkInterface { fn recv(&self, in_buf: &mut [u8]) -> Result<(usize, Address), Error>; fn send(&self, out_buf: &[u8], addr: Address) -> Result; }