/*
* Copyright (c) 2011, Broadcom Corporation
* Copyright (c) 2014, QLogic Corporation
*
* Written by: Eddie Wai (eddie.wai@broadcom.com)
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Adam Dunkels.
* 4. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ipv6_ndpc.h - Top level IPv6 Network Discovery Protocol Engine (RFC4861)
*
*/
#ifndef __NDPC_H__
#define __NDPC_H__
#include <time.h>
#include "nic.h"
#include "timer.h"
#include "pt.h"
struct ndpc_reqptr {
void *eth;
void *ipv6;
};
struct ndpc_state {
struct pt pt;
nic_t *nic;
struct uip_stack *ustack;
char state;
struct timer timer;
u16_t ticks;
void *mac_addr;
int mac_len;
int retry_count;
time_t last_update;
void *ipv6_context;
void *dhcpv6_context;
};
enum {
NDPC_STATE_INIT,
NDPC_STATE_RTR_SOL,
NDPC_STATE_RTR_ADV,
NDPC_STATE_DHCPV6_DIS,
NDPC_STATE_DHCPV6_DONE,
NDPC_STATE_BACKGROUND_LOOP
};
int ndpc_init(nic_t *nic, struct uip_stack *ustack,
const void *mac_addr, int mac_len);
void ndpc_call(struct uip_stack *ustack);
void ndpc_exit(struct ndpc_state *ndp);
enum {
NEIGHBOR_SOLICIT,
CHECK_LINK_LOCAL_ADDR,
GET_LINK_LOCAL_ADDR,
GET_DEFAULT_ROUTER_ADDR,
CHECK_ARP_TABLE,
GET_HOST_ADDR
};
int ndpc_request(struct uip_stack *ustack, void *in, void *out, int request);
#define UIP_NDP_CALL ndpc_call
#endif /* __NDPC_H__ */