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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
/*
* This file is open source software, licensed to you under the terms
* of the Apache License, Version 2.0 (the "License"). See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. 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.
*/
/*
* Copyright (C) 2014 Cloudius Systems, Ltd.
*/
#ifndef CEPH_MSG_ETHERNET_H_
#define CEPH_MSG_ETHERNET_H_
#include <array>
#include <sstream>
#include "include/ceph_assert.h"
#include "byteorder.h"
struct ethernet_address {
ethernet_address() {}
ethernet_address(const uint8_t *eaddr) {
std::copy(eaddr, eaddr + 6, mac.begin());
}
ethernet_address(std::initializer_list<uint8_t> eaddr) {
ceph_assert(eaddr.size() == mac.size());
std::copy(eaddr.begin(), eaddr.end(), mac.begin());
}
ethernet_address ntoh() {
return *this;
}
ethernet_address hton() {
return *this;
}
std::array<uint8_t, 6> mac;
} __attribute__((packed));
inline bool operator==(const ethernet_address& a, const ethernet_address& b) {
return a.mac == b.mac;
}
std::ostream& operator<<(std::ostream& os, const ethernet_address& ea);
struct ethernet {
using address = ethernet_address;
static address broadcast_address() {
return {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
}
static constexpr uint16_t arp_hardware_type() { return 1; }
};
struct eth_hdr {
ethernet_address dst_mac;
ethernet_address src_mac;
uint16_t eth_proto;
eth_hdr hton() {
eth_hdr hdr = *this;
hdr.eth_proto = ::hton(eth_proto);
return hdr;
}
eth_hdr ntoh() {
eth_hdr hdr = *this;
hdr.eth_proto = ::ntoh(eth_proto);
return hdr;
}
} __attribute__((packed));
ethernet_address parse_ethernet_address(std::string addr);
#endif /* CEPH_MSG_ETHERNET_H_ */
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