src/net/ipv6/ipv6.h

/*
 * Copyright 2013 Google Inc.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef __NET_IPV6_IPV6_H__
#define __NET_IPV6_IPV6_H__

#include <stddef.h>
#include <stdint.h>

#include "base/list.h"
#include "drivers/net/net.h"
#include "net/connection.h"

enum {
	Ipv6_AddrLen = 16,
};

typedef struct __attribute__((packed)) {
	uint8_t x[Ipv6_AddrLen];
} Ipv6Address;

extern const Ipv6Address Ipv6LlAllNodes;

enum {
	Ipv6IncomingBufferSize = 8 * 1024,
};

typedef struct Ipv6UdpCon {
	NetConOps ops;

	int initialized;

	Ipv6Address dest_ip;
	uint16_t dest_port;
	Ipv6Address source_ip;
	uint16_t source_port;

	NetDevice *dev;

	ListNode list_node;

	int incoming_in_use;
	uint8_t incoming[Ipv6IncomingBufferSize];
	size_t incoming_count;
} Ipv6UdpCon;

Ipv6UdpCon *new_ipv6_udp_con(NetDevice *dev, const Ipv6Address *remote_ip,
			     uint16_t port);

#endif /* __NET_IPV6_IPV6_H__ */