| /** |
| * @file |
| * Ethernet input function - handles INCOMING ethernet level traffic |
| * To be used in most low-level netif implementations |
| */ |
| |
| /* |
| * Copyright (c) 2001-2003 Swedish Institute of Computer Science. |
| * Copyright (c) 2003-2004 Leon Woestenberg <leon.woestenberg@axon.tv> |
| * Copyright (c) 2003-2004 Axon Digital Design B.V., The Netherlands. |
| * 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: Adam Dunkels <adam@sics.se> |
| * |
| */ |
| |
| #ifndef LWIP_HDR_NETIF_ETHERNET_H |
| #define LWIP_HDR_NETIF_ETHERNET_H |
| |
| #include "lwip/opt.h" |
| |
| #include "lwip/pbuf.h" |
| #include "lwip/netif.h" |
| #include "lwip/prot/ethernet.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #if LWIP_ARP || LWIP_ETHERNET |
| |
| /** Define this to 1 and define LWIP_ARP_FILTER_NETIF_FN(pbuf, netif, type) |
| * to a filter function that returns the correct netif when using multiple |
| * netifs on one hardware interface where the netif's low-level receive |
| * routine cannot decide for the correct netif (e.g. when mapping multiple |
| * IP addresses to one hardware interface). |
| */ |
| #ifndef LWIP_ARP_FILTER_NETIF |
| #define LWIP_ARP_FILTER_NETIF 0 |
| #endif |
| |
| err_t ethernet_input(struct pbuf *p, struct netif *netif); |
| err_t ethernet_output(struct netif* netif, struct pbuf* p, const struct eth_addr* src, const struct eth_addr* dst, u16_t eth_type); |
| |
| extern const struct eth_addr ethbroadcast, ethzero; |
| |
| #endif /* LWIP_ARP || LWIP_ETHERNET */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* LWIP_HDR_NETIF_ETHERNET_H */ |
