Marco Zecchini
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Example_RTOS
Rtos API example
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lwip_ethernet.h
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00001 /** 00002 * @file 00003 * Ethernet input function - handles INCOMING ethernet level traffic 00004 * To be used in most low-level netif implementations 00005 */ 00006 00007 /* 00008 * Copyright (c) 2001-2003 Swedish Institute of Computer Science. 00009 * Copyright (c) 2003-2004 Leon Woestenberg <leon.woestenberg@axon.tv> 00010 * Copyright (c) 2003-2004 Axon Digital Design B.V., The Netherlands. 00011 * All rights reserved. 00012 * 00013 * Redistribution and use in source and binary forms, with or without modification, 00014 * are permitted provided that the following conditions are met: 00015 * 00016 * 1. Redistributions of source code must retain the above copyright notice, 00017 * this list of conditions and the following disclaimer. 00018 * 2. Redistributions in binary form must reproduce the above copyright notice, 00019 * this list of conditions and the following disclaimer in the documentation 00020 * and/or other materials provided with the distribution. 00021 * 3. The name of the author may not be used to endorse or promote products 00022 * derived from this software without specific prior written permission. 00023 * 00024 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 00025 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00026 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 00027 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00028 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 00029 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00030 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00031 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 00032 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 00033 * OF SUCH DAMAGE. 00034 * 00035 * This file is part of the lwIP TCP/IP stack. 00036 * 00037 * Author: Adam Dunkels <adam@sics.se> 00038 * 00039 */ 00040 00041 #ifndef LWIP_HDR_NETIF_ETHERNET_H 00042 #define LWIP_HDR_NETIF_ETHERNET_H 00043 00044 #include "lwip/opt.h" 00045 00046 #include "lwip/pbuf.h" 00047 #include "lwip/netif.h" 00048 #include "lwip/prot/lwip_ethernet.h" 00049 00050 #ifdef __cplusplus 00051 extern "C" { 00052 #endif 00053 00054 #if LWIP_ARP || LWIP_ETHERNET 00055 00056 /** Define this to 1 and define LWIP_ARP_FILTER_NETIF_FN(pbuf, netif, type) 00057 * to a filter function that returns the correct netif when using multiple 00058 * netifs on one hardware interface where the netif's low-level receive 00059 * routine cannot decide for the correct netif (e.g. when mapping multiple 00060 * IP addresses to one hardware interface). 00061 */ 00062 #ifndef LWIP_ARP_FILTER_NETIF 00063 #define LWIP_ARP_FILTER_NETIF 0 00064 #endif 00065 00066 err_t ethernet_input(struct pbuf *p, struct netif *netif); 00067 err_t ethernet_output(struct netif* netif, struct pbuf* p, const struct eth_addr* src, const struct eth_addr* dst, u16_t eth_type); 00068 00069 extern const struct eth_addr ethbroadcast, ethzero; 00070 00071 #endif /* LWIP_ARP || LWIP_ETHERNET */ 00072 00073 #ifdef __cplusplus 00074 } 00075 #endif 00076 00077 #endif /* LWIP_HDR_NETIF_ETHERNET_H */
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