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/*
 * Copyright 2009-2011 Ettus Research LLC
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef INCLUDED_NET_COMMON_H
#define INCLUDED_NET_COMMON_H

#include <stdint.h>
#include <stddef.h>
#include <net/socket_address.h>
#include <net/eth_mac_addr.h>

/*!
 * Setup an entry in the protocol framer for a UDP socket.
 *
 * \param eth_dst ethernet destination mac addr
 * \param eth_src ethernet source mac addr
 * \param sock_dst udp/ip socket destination
 * \param sock_src udp/ip socket source
 * \param which the index into the table
 */
void setup_framer(
    eth_mac_addr_t eth_dst,
    eth_mac_addr_t eth_src,
    struct socket_address sock_dst,
    struct socket_address sock_src,
    size_t which
);

typedef void (*udp_receiver_t)(struct socket_address src, struct socket_address dst,
			       unsigned char *payload, int payload_len);

void init_udp_listeners(void);

void register_addrs(const eth_mac_addr_t *mac_addr, const struct ip_addr *ip_addr);

void register_udp_listener(int port, udp_receiver_t rcvr);

void send_udp_pkt(int src_port, struct socket_address dst,
		  const void *buf, size_t len);

void handle_eth_packet(uint32_t *p, size_t nlines);

void send_gratuitous_arp(void);

#endif /* INCLUDED_NET_COMMON_H */