1*10465441SEvalZero /** 2*10465441SEvalZero * @file 3*10465441SEvalZero * Ethernet input function - handles INCOMING ethernet level traffic 4*10465441SEvalZero * To be used in most low-level netif implementations 5*10465441SEvalZero */ 6*10465441SEvalZero 7*10465441SEvalZero /* 8*10465441SEvalZero * Copyright (c) 2001-2003 Swedish Institute of Computer Science. 9*10465441SEvalZero * Copyright (c) 2003-2004 Leon Woestenberg <[email protected]> 10*10465441SEvalZero * Copyright (c) 2003-2004 Axon Digital Design B.V., The Netherlands. 11*10465441SEvalZero * All rights reserved. 12*10465441SEvalZero * 13*10465441SEvalZero * Redistribution and use in source and binary forms, with or without modification, 14*10465441SEvalZero * are permitted provided that the following conditions are met: 15*10465441SEvalZero * 16*10465441SEvalZero * 1. Redistributions of source code must retain the above copyright notice, 17*10465441SEvalZero * this list of conditions and the following disclaimer. 18*10465441SEvalZero * 2. Redistributions in binary form must reproduce the above copyright notice, 19*10465441SEvalZero * this list of conditions and the following disclaimer in the documentation 20*10465441SEvalZero * and/or other materials provided with the distribution. 21*10465441SEvalZero * 3. The name of the author may not be used to endorse or promote products 22*10465441SEvalZero * derived from this software without specific prior written permission. 23*10465441SEvalZero * 24*10465441SEvalZero * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 25*10465441SEvalZero * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 26*10465441SEvalZero * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 27*10465441SEvalZero * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 28*10465441SEvalZero * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 29*10465441SEvalZero * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30*10465441SEvalZero * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31*10465441SEvalZero * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 32*10465441SEvalZero * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 33*10465441SEvalZero * OF SUCH DAMAGE. 34*10465441SEvalZero * 35*10465441SEvalZero * This file is part of the lwIP TCP/IP stack. 36*10465441SEvalZero * 37*10465441SEvalZero * Author: Adam Dunkels <[email protected]> 38*10465441SEvalZero * 39*10465441SEvalZero */ 40*10465441SEvalZero 41*10465441SEvalZero #ifndef LWIP_HDR_NETIF_ETHERNET_H 42*10465441SEvalZero #define LWIP_HDR_NETIF_ETHERNET_H 43*10465441SEvalZero 44*10465441SEvalZero #include "lwip/opt.h" 45*10465441SEvalZero 46*10465441SEvalZero #include "lwip/pbuf.h" 47*10465441SEvalZero #include "lwip/netif.h" 48*10465441SEvalZero #include "lwip/prot/ethernet.h" 49*10465441SEvalZero 50*10465441SEvalZero #ifdef __cplusplus 51*10465441SEvalZero extern "C" { 52*10465441SEvalZero #endif 53*10465441SEvalZero 54*10465441SEvalZero #if LWIP_ARP || LWIP_ETHERNET 55*10465441SEvalZero 56*10465441SEvalZero /** Define this to 1 and define LWIP_ARP_FILTER_NETIF_FN(pbuf, netif, type) 57*10465441SEvalZero * to a filter function that returns the correct netif when using multiple 58*10465441SEvalZero * netifs on one hardware interface where the netif's low-level receive 59*10465441SEvalZero * routine cannot decide for the correct netif (e.g. when mapping multiple 60*10465441SEvalZero * IP addresses to one hardware interface). 61*10465441SEvalZero */ 62*10465441SEvalZero #ifndef LWIP_ARP_FILTER_NETIF 63*10465441SEvalZero #define LWIP_ARP_FILTER_NETIF 0 64*10465441SEvalZero #endif 65*10465441SEvalZero 66*10465441SEvalZero err_t ethernet_input(struct pbuf *p, struct netif *netif); 67*10465441SEvalZero err_t ethernet_output(struct netif* netif, struct pbuf* p, const struct eth_addr* src, const struct eth_addr* dst, u16_t eth_type); 68*10465441SEvalZero 69*10465441SEvalZero extern const struct eth_addr ethbroadcast, ethzero; 70*10465441SEvalZero 71*10465441SEvalZero #endif /* LWIP_ARP || LWIP_ETHERNET */ 72*10465441SEvalZero 73*10465441SEvalZero #ifdef __cplusplus 74*10465441SEvalZero } 75*10465441SEvalZero #endif 76*10465441SEvalZero 77*10465441SEvalZero #endif /* LWIP_HDR_NETIF_ETHERNET_H */ 78