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/**
* @file
*
* A netif implementing the ZigBee Eencapsulation Protocol (ZEP).
* This is used to tunnel 6LowPAN over UDP.
*/
/*
* Copyright (c) 2018 Simon Goldschmidt
* 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. 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.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
*/
#ifndef LWIP_HDR_ZEPIF_H
#define LWIP_HDR_ZEPIF_H
#include "lwip/opt.h"
#include "netif/lowpan6.h"
#if LWIP_IPV6 && LWIP_UDP /* don't build if not configured for use in lwipopts.h */
#include "lwip/netif.h"
#ifdef __cplusplus
extern "C" {
#endif
#define ZEPIF_DEFAULT_UDP_PORT 17754
/** Pass this struct as 'state' to netif_add to control the behaviour
* of this netif. If NULL is passed, default behaviour is chosen */
struct zepif_init {
/** The UDP port used to ZEP frames from (0 = default) */
u16_t zep_src_udp_port;
/** The UDP port used to ZEP frames to (0 = default) */
u16_t zep_dst_udp_port;
/** The IP address to sed ZEP frames from (NULL = ANY) */
const ip_addr_t *zep_src_ip_addr;
/** The IP address to sed ZEP frames to (NULL = BROADCAST) */
const ip_addr_t *zep_dst_ip_addr;
/** If != NULL, the udp pcb is bound to this netif */
const struct netif *zep_netif;
/** MAC address of the 6LowPAN device */
u8_t addr[6];
};
err_t zepif_init(struct netif *netif);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_IPV6 && LWIP_UDP */
#endif /* LWIP_HDR_ZEPIF_H */
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