incubator-nuttx/include/net/ethernet.h

70 lines
2.8 KiB
C

/****************************************************************************
* include/net/ethernet.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __INCLUDE_NET_ETHERNET_H
#define __INCLUDE_NET_ETHERNET_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdint.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define ETHER_ADDR_LEN 6
/* Ethernet protocol ID's */
#define ETHERTYPE_PUP 0x0200 /* Xerox PUP */
#define ETHERTYPE_SPRITE 0x0500 /* Sprite */
#define ETHERTYPE_IP 0x0800 /* IP */
#define ETHERTYPE_ARP 0x0806 /* Address resolution */
#define ETHERTYPE_REVARP 0x8035 /* Reverse ARP */
#define ETHERTYPE_AT 0x809B /* AppleTalk protocol */
#define ETHERTYPE_AARP 0x80F3 /* AppleTalk ARP */
#define ETHERTYPE_VLAN 0x8100 /* IEEE 802.1Q VLAN tagging */
#define ETHERTYPE_IPX 0x8137 /* IPX */
#define ETHERTYPE_IPV6 0x86dd /* IP protocol version 6 */
#define ETHERTYPE_LOOPBACK 0x9000 /* used to test interfaces */
/****************************************************************************
* Public Type Definitions
****************************************************************************/
struct ether_addr
{
uint8_t ether_addr_octet[6]; /* 48-bit Ethernet address */
};
struct ether_header
{
uint8_t ether_dhost[ETHER_ADDR_LEN]; /* Destination Ethernet address */
uint8_t ether_shost[ETHER_ADDR_LEN]; /* Source Ethernet address */
uint16_t ether_type; /* Ethernet packet type */
};
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* __INCLUDE_NET_ETHERNET_H */