uhd

/*

 * Copyright 2009-2012 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);

//! Send an ARP request for the given IP address

void net_common_send_arp_request(const struct ip_addr *addr);

#endif /* INCLUDED_NET_COMMON_H */