SHOHEI FUJIMOTO / Mbed 2 deprecated LineLedControl

LineLedControl

Dependencies:   LPD8806 mbed

Fork of LPD8806_Test by Jelmer Tiete

EthernetNetIf/LPC2368/lwip/include/netif/etharp.h@3:b0a1b4b24d3c, 2013-08-19 (annotated)

Committer:
sfjmt
Date:
Mon Aug 19 12:14:37 2013 +0000
Revision:
3:b0a1b4b24d3c
LPD8806 control

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sfjmt 3:b0a1b4b24d3c 1 /*
sfjmt 3:b0a1b4b24d3c 2 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
sfjmt 3:b0a1b4b24d3c 3 * Copyright (c) 2003-2004 Leon Woestenberg <leon.woestenberg@axon.tv>
sfjmt 3:b0a1b4b24d3c 4 * Copyright (c) 2003-2004 Axon Digital Design B.V., The Netherlands.
sfjmt 3:b0a1b4b24d3c 5 * All rights reserved.
sfjmt 3:b0a1b4b24d3c 6 *
sfjmt 3:b0a1b4b24d3c 7 * Redistribution and use in source and binary forms, with or without modification,
sfjmt 3:b0a1b4b24d3c 8 * are permitted provided that the following conditions are met:
sfjmt 3:b0a1b4b24d3c 9 *
sfjmt 3:b0a1b4b24d3c 10 * 1. Redistributions of source code must retain the above copyright notice,
sfjmt 3:b0a1b4b24d3c 11 * this list of conditions and the following disclaimer.
sfjmt 3:b0a1b4b24d3c 12 * 2. Redistributions in binary form must reproduce the above copyright notice,
sfjmt 3:b0a1b4b24d3c 13 * this list of conditions and the following disclaimer in the documentation
sfjmt 3:b0a1b4b24d3c 14 * and/or other materials provided with the distribution.
sfjmt 3:b0a1b4b24d3c 15 * 3. The name of the author may not be used to endorse or promote products
sfjmt 3:b0a1b4b24d3c 16 * derived from this software without specific prior written permission.
sfjmt 3:b0a1b4b24d3c 17 *
sfjmt 3:b0a1b4b24d3c 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
sfjmt 3:b0a1b4b24d3c 19 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
sfjmt 3:b0a1b4b24d3c 20 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
sfjmt 3:b0a1b4b24d3c 21 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
sfjmt 3:b0a1b4b24d3c 22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
sfjmt 3:b0a1b4b24d3c 23 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
sfjmt 3:b0a1b4b24d3c 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
sfjmt 3:b0a1b4b24d3c 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
sfjmt 3:b0a1b4b24d3c 26 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
sfjmt 3:b0a1b4b24d3c 27 * OF SUCH DAMAGE.
sfjmt 3:b0a1b4b24d3c 28 *
sfjmt 3:b0a1b4b24d3c 29 * This file is part of the lwIP TCP/IP stack.
sfjmt 3:b0a1b4b24d3c 30 *
sfjmt 3:b0a1b4b24d3c 31 * Author: Adam Dunkels <adam@sics.se>
sfjmt 3:b0a1b4b24d3c 32 *
sfjmt 3:b0a1b4b24d3c 33 */
sfjmt 3:b0a1b4b24d3c 34
sfjmt 3:b0a1b4b24d3c 35 #ifndef __NETIF_ETHARP_H__
sfjmt 3:b0a1b4b24d3c 36 #define __NETIF_ETHARP_H__
sfjmt 3:b0a1b4b24d3c 37
sfjmt 3:b0a1b4b24d3c 38 #include "lwip/opt.h"
sfjmt 3:b0a1b4b24d3c 39
sfjmt 3:b0a1b4b24d3c 40 #if LWIP_ARP || LWIP_ETHERNET /* don't build if not configured for use in lwipopts.h */
sfjmt 3:b0a1b4b24d3c 41
sfjmt 3:b0a1b4b24d3c 42 #include "lwip/pbuf.h"
sfjmt 3:b0a1b4b24d3c 43 #include "lwip/ip_addr.h"
sfjmt 3:b0a1b4b24d3c 44 #include "lwip/netif.h"
sfjmt 3:b0a1b4b24d3c 45 #include "lwip/ip.h"
sfjmt 3:b0a1b4b24d3c 46
sfjmt 3:b0a1b4b24d3c 47 #ifdef __cplusplus
sfjmt 3:b0a1b4b24d3c 48 extern "C" {
sfjmt 3:b0a1b4b24d3c 49 #endif
sfjmt 3:b0a1b4b24d3c 50
sfjmt 3:b0a1b4b24d3c 51 #ifndef ETHARP_HWADDR_LEN
sfjmt 3:b0a1b4b24d3c 52 #define ETHARP_HWADDR_LEN 6
sfjmt 3:b0a1b4b24d3c 53 #endif
sfjmt 3:b0a1b4b24d3c 54
sfjmt 3:b0a1b4b24d3c 55 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 56 # include "arch/bpstruct.h"
sfjmt 3:b0a1b4b24d3c 57 #endif
sfjmt 3:b0a1b4b24d3c 58 PACK_STRUCT_BEGIN
sfjmt 3:b0a1b4b24d3c 59 struct eth_addr {
sfjmt 3:b0a1b4b24d3c 60 PACK_STRUCT_FIELD(u8_t addr[ETHARP_HWADDR_LEN]);
sfjmt 3:b0a1b4b24d3c 61 } PACK_STRUCT_STRUCT;
sfjmt 3:b0a1b4b24d3c 62 PACK_STRUCT_END
sfjmt 3:b0a1b4b24d3c 63 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 64 # include "arch/epstruct.h"
sfjmt 3:b0a1b4b24d3c 65 #endif
sfjmt 3:b0a1b4b24d3c 66
sfjmt 3:b0a1b4b24d3c 67 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 68 # include "arch/bpstruct.h"
sfjmt 3:b0a1b4b24d3c 69 #endif
sfjmt 3:b0a1b4b24d3c 70 PACK_STRUCT_BEGIN
sfjmt 3:b0a1b4b24d3c 71 /* Ethernet header */
sfjmt 3:b0a1b4b24d3c 72 struct eth_hdr {
sfjmt 3:b0a1b4b24d3c 73 #if ETH_PAD_SIZE
sfjmt 3:b0a1b4b24d3c 74 PACK_STRUCT_FIELD(u8_t padding[ETH_PAD_SIZE]);
sfjmt 3:b0a1b4b24d3c 75 #endif
sfjmt 3:b0a1b4b24d3c 76 PACK_STRUCT_FIELD(struct eth_addr dest);
sfjmt 3:b0a1b4b24d3c 77 PACK_STRUCT_FIELD(struct eth_addr src);
sfjmt 3:b0a1b4b24d3c 78 PACK_STRUCT_FIELD(u16_t type);
sfjmt 3:b0a1b4b24d3c 79 } PACK_STRUCT_STRUCT;
sfjmt 3:b0a1b4b24d3c 80 PACK_STRUCT_END
sfjmt 3:b0a1b4b24d3c 81 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 82 # include "arch/epstruct.h"
sfjmt 3:b0a1b4b24d3c 83 #endif
sfjmt 3:b0a1b4b24d3c 84
sfjmt 3:b0a1b4b24d3c 85 #define SIZEOF_ETH_HDR (14 + ETH_PAD_SIZE)
sfjmt 3:b0a1b4b24d3c 86
sfjmt 3:b0a1b4b24d3c 87 #if ETHARP_SUPPORT_VLAN
sfjmt 3:b0a1b4b24d3c 88
sfjmt 3:b0a1b4b24d3c 89 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 90 # include "arch/bpstruct.h"
sfjmt 3:b0a1b4b24d3c 91 #endif
sfjmt 3:b0a1b4b24d3c 92 PACK_STRUCT_BEGIN
sfjmt 3:b0a1b4b24d3c 93 /* VLAN header inserted between ethernet header and payload
sfjmt 3:b0a1b4b24d3c 94 * if 'type' in ethernet header is ETHTYPE_VLAN.
sfjmt 3:b0a1b4b24d3c 95 * See IEEE802.Q */
sfjmt 3:b0a1b4b24d3c 96 struct eth_vlan_hdr {
sfjmt 3:b0a1b4b24d3c 97 PACK_STRUCT_FIELD(u16_t tpid);
sfjmt 3:b0a1b4b24d3c 98 PACK_STRUCT_FIELD(u16_t prio_vid);
sfjmt 3:b0a1b4b24d3c 99 } PACK_STRUCT_STRUCT;
sfjmt 3:b0a1b4b24d3c 100 PACK_STRUCT_END
sfjmt 3:b0a1b4b24d3c 101 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 102 # include "arch/epstruct.h"
sfjmt 3:b0a1b4b24d3c 103 #endif
sfjmt 3:b0a1b4b24d3c 104
sfjmt 3:b0a1b4b24d3c 105 #define SIZEOF_VLAN_HDR 4
sfjmt 3:b0a1b4b24d3c 106 #define VLAN_ID(vlan_hdr) (htons((vlan_hdr)->prio_vid) & 0xFFF)
sfjmt 3:b0a1b4b24d3c 107
sfjmt 3:b0a1b4b24d3c 108 #endif /* ETHARP_SUPPORT_VLAN */
sfjmt 3:b0a1b4b24d3c 109
sfjmt 3:b0a1b4b24d3c 110 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 111 # include "arch/bpstruct.h"
sfjmt 3:b0a1b4b24d3c 112 #endif
sfjmt 3:b0a1b4b24d3c 113 PACK_STRUCT_BEGIN
sfjmt 3:b0a1b4b24d3c 114 /* the ARP message, see RFC 826 ("Packet format") */
sfjmt 3:b0a1b4b24d3c 115 struct etharp_hdr {
sfjmt 3:b0a1b4b24d3c 116 PACK_STRUCT_FIELD(u16_t hwtype);
sfjmt 3:b0a1b4b24d3c 117 PACK_STRUCT_FIELD(u16_t proto);
sfjmt 3:b0a1b4b24d3c 118 PACK_STRUCT_FIELD(u8_t hwlen);
sfjmt 3:b0a1b4b24d3c 119 PACK_STRUCT_FIELD(u8_t protolen);
sfjmt 3:b0a1b4b24d3c 120 PACK_STRUCT_FIELD(u16_t opcode);
sfjmt 3:b0a1b4b24d3c 121 PACK_STRUCT_FIELD(struct eth_addr shwaddr);
sfjmt 3:b0a1b4b24d3c 122 PACK_STRUCT_FIELD(struct ip_addr2 sipaddr);
sfjmt 3:b0a1b4b24d3c 123 PACK_STRUCT_FIELD(struct eth_addr dhwaddr);
sfjmt 3:b0a1b4b24d3c 124 PACK_STRUCT_FIELD(struct ip_addr2 dipaddr);
sfjmt 3:b0a1b4b24d3c 125 } PACK_STRUCT_STRUCT;
sfjmt 3:b0a1b4b24d3c 126 PACK_STRUCT_END
sfjmt 3:b0a1b4b24d3c 127 #ifdef PACK_STRUCT_USE_INCLUDES
sfjmt 3:b0a1b4b24d3c 128 # include "arch/epstruct.h"
sfjmt 3:b0a1b4b24d3c 129 #endif
sfjmt 3:b0a1b4b24d3c 130
sfjmt 3:b0a1b4b24d3c 131 #define SIZEOF_ETHARP_HDR 28
sfjmt 3:b0a1b4b24d3c 132 #define SIZEOF_ETHARP_PACKET (SIZEOF_ETH_HDR + SIZEOF_ETHARP_HDR)
sfjmt 3:b0a1b4b24d3c 133
sfjmt 3:b0a1b4b24d3c 134 /* 5 seconds period */
sfjmt 3:b0a1b4b24d3c 135 #define ARP_TMR_INTERVAL 5000
sfjmt 3:b0a1b4b24d3c 136
sfjmt 3:b0a1b4b24d3c 137 #define ETHTYPE_ARP 0x0806
sfjmt 3:b0a1b4b24d3c 138 #define ETHTYPE_IP 0x0800
sfjmt 3:b0a1b4b24d3c 139 #define ETHTYPE_VLAN 0x8100
sfjmt 3:b0a1b4b24d3c 140 #define ETHTYPE_PPPOEDISC 0x8863 /* PPP Over Ethernet Discovery Stage */
sfjmt 3:b0a1b4b24d3c 141 #define ETHTYPE_PPPOE 0x8864 /* PPP Over Ethernet Session Stage */
sfjmt 3:b0a1b4b24d3c 142
sfjmt 3:b0a1b4b24d3c 143 /* MEMCPY-like macro to copy to/from struct eth_addr's that are local variables
sfjmt 3:b0a1b4b24d3c 144 * or known to be 32-bit aligned within the protocol header. */
sfjmt 3:b0a1b4b24d3c 145 #ifndef ETHADDR32_COPY
sfjmt 3:b0a1b4b24d3c 146 #define ETHADDR32_COPY(src, dst) SMEMCPY(src, dst, ETHARP_HWADDR_LEN)
sfjmt 3:b0a1b4b24d3c 147 #endif
sfjmt 3:b0a1b4b24d3c 148
sfjmt 3:b0a1b4b24d3c 149 /* MEMCPY-like macro to copy to/from struct eth_addr's that are no local
sfjmt 3:b0a1b4b24d3c 150 * variables and known to be 16-bit aligned within the protocol header. */
sfjmt 3:b0a1b4b24d3c 151 #ifndef ETHADDR16_COPY
sfjmt 3:b0a1b4b24d3c 152 #define ETHADDR16_COPY(src, dst) SMEMCPY(src, dst, ETHARP_HWADDR_LEN)
sfjmt 3:b0a1b4b24d3c 153 #endif
sfjmt 3:b0a1b4b24d3c 154
sfjmt 3:b0a1b4b24d3c 155 #if LWIP_ARP /* don't build if not configured for use in lwipopts.h */
sfjmt 3:b0a1b4b24d3c 156
sfjmt 3:b0a1b4b24d3c 157 /* ARP message types (opcodes) */
sfjmt 3:b0a1b4b24d3c 158 #define ARP_REQUEST 1
sfjmt 3:b0a1b4b24d3c 159 #define ARP_REPLY 2
sfjmt 3:b0a1b4b24d3c 160
sfjmt 3:b0a1b4b24d3c 161 /* Define this to 1 and define LWIP_ARP_FILTER_NETIF_FN(pbuf, netif, type)
sfjmt 3:b0a1b4b24d3c 162 * to a filter function that returns the correct netif when using multiple
sfjmt 3:b0a1b4b24d3c 163 * netifs on one hardware interface where the netif's low-level receive
sfjmt 3:b0a1b4b24d3c 164 * routine cannot decide for the correct netif (e.g. when mapping multiple
sfjmt 3:b0a1b4b24d3c 165 * IP addresses to one hardware interface).
sfjmt 3:b0a1b4b24d3c 166 */
sfjmt 3:b0a1b4b24d3c 167 #ifndef LWIP_ARP_FILTER_NETIF
sfjmt 3:b0a1b4b24d3c 168 #define LWIP_ARP_FILTER_NETIF 0
sfjmt 3:b0a1b4b24d3c 169 #endif
sfjmt 3:b0a1b4b24d3c 170
sfjmt 3:b0a1b4b24d3c 171 #if ARP_QUEUEING
sfjmt 3:b0a1b4b24d3c 172 /* struct for queueing outgoing packets for unknown address
sfjmt 3:b0a1b4b24d3c 173 * defined here to be accessed by memp.h
sfjmt 3:b0a1b4b24d3c 174 */
sfjmt 3:b0a1b4b24d3c 175 struct etharp_q_entry {
sfjmt 3:b0a1b4b24d3c 176 struct etharp_q_entry *next;
sfjmt 3:b0a1b4b24d3c 177 struct pbuf *p;
sfjmt 3:b0a1b4b24d3c 178 };
sfjmt 3:b0a1b4b24d3c 179 #endif /* ARP_QUEUEING */
sfjmt 3:b0a1b4b24d3c 180
sfjmt 3:b0a1b4b24d3c 181 #define etharp_init() /* Compatibility define, not init needed. */
sfjmt 3:b0a1b4b24d3c 182 void etharp_tmr(void);
sfjmt 3:b0a1b4b24d3c 183 s8_t etharp_find_addr(struct netif *netif, ip_addr_t *ipaddr,
sfjmt 3:b0a1b4b24d3c 184 struct eth_addr **eth_ret, ip_addr_t **ip_ret);
sfjmt 3:b0a1b4b24d3c 185 err_t etharp_output(struct netif *netif, struct pbuf *q, ip_addr_t *ipaddr);
sfjmt 3:b0a1b4b24d3c 186 err_t etharp_query(struct netif *netif, ip_addr_t *ipaddr, struct pbuf *q);
sfjmt 3:b0a1b4b24d3c 187 err_t etharp_request(struct netif *netif, ip_addr_t *ipaddr);
sfjmt 3:b0a1b4b24d3c 188 /* For Ethernet network interfaces, we might want to send "gratuitous ARP";
sfjmt 3:b0a1b4b24d3c 189 * this is an ARP packet sent by a node in order to spontaneously cause other
sfjmt 3:b0a1b4b24d3c 190 * nodes to update an entry in their ARP cache.
sfjmt 3:b0a1b4b24d3c 191 * From RFC 3220 "IP Mobility Support for IPv4" section 4.6. */
sfjmt 3:b0a1b4b24d3c 192 #define etharp_gratuitous(netif) etharp_request((netif), &(netif)->ip_addr)
sfjmt 3:b0a1b4b24d3c 193
sfjmt 3:b0a1b4b24d3c 194 #if ETHARP_SUPPORT_STATIC_ENTRIES
sfjmt 3:b0a1b4b24d3c 195 err_t etharp_add_static_entry(ip_addr_t *ipaddr, struct eth_addr *ethaddr);
sfjmt 3:b0a1b4b24d3c 196 err_t etharp_remove_static_entry(ip_addr_t *ipaddr);
sfjmt 3:b0a1b4b24d3c 197 #endif /* ETHARP_SUPPORT_STATIC_ENTRIES */
sfjmt 3:b0a1b4b24d3c 198
sfjmt 3:b0a1b4b24d3c 199 #if LWIP_AUTOIP
sfjmt 3:b0a1b4b24d3c 200 err_t etharp_raw(struct netif *netif, const struct eth_addr *ethsrc_addr,
sfjmt 3:b0a1b4b24d3c 201 const struct eth_addr *ethdst_addr,
sfjmt 3:b0a1b4b24d3c 202 const struct eth_addr *hwsrc_addr, const ip_addr_t *ipsrc_addr,
sfjmt 3:b0a1b4b24d3c 203 const struct eth_addr *hwdst_addr, const ip_addr_t *ipdst_addr,
sfjmt 3:b0a1b4b24d3c 204 const u16_t opcode);
sfjmt 3:b0a1b4b24d3c 205 #endif /* LWIP_AUTOIP */
sfjmt 3:b0a1b4b24d3c 206
sfjmt 3:b0a1b4b24d3c 207 #endif /* LWIP_ARP */
sfjmt 3:b0a1b4b24d3c 208
sfjmt 3:b0a1b4b24d3c 209 err_t ethernet_input(struct pbuf *p, struct netif *netif);
sfjmt 3:b0a1b4b24d3c 210
sfjmt 3:b0a1b4b24d3c 211 #define eth_addr_cmp(addr1, addr2) (memcmp((addr1)->addr, (addr2)->addr, ETHARP_HWADDR_LEN) == 0)
sfjmt 3:b0a1b4b24d3c 212
sfjmt 3:b0a1b4b24d3c 213 extern const struct eth_addr ethbroadcast, ethzero;
sfjmt 3:b0a1b4b24d3c 214
sfjmt 3:b0a1b4b24d3c 215 #ifdef __cplusplus
sfjmt 3:b0a1b4b24d3c 216 }
sfjmt 3:b0a1b4b24d3c 217 #endif
sfjmt 3:b0a1b4b24d3c 218
sfjmt 3:b0a1b4b24d3c 219 #endif /* LWIP_ARP || LWIP_ETHERNET */
sfjmt 3:b0a1b4b24d3c 220
sfjmt 3:b0a1b4b24d3c 221 #endif /* __NETIF_ARP_H__ */