UbixOS V2 2.0

ethernet.h
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1
6 /*
7 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without modification,
11 * are permitted provided that the following conditions are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright notice,
14 * this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright notice,
16 * this list of conditions and the following disclaimer in the documentation
17 * and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30 * OF SUCH DAMAGE.
31 *
32 * This file is part of the lwIP TCP/IP stack.
33 *
34 * Author: Adam Dunkels <adam@sics.se>
35 *
36 */
37 #ifndef LWIP_HDR_PROT_ETHERNET_H
38 #define LWIP_HDR_PROT_ETHERNET_H
39
40 #include "net/arch.h"
41
42 #ifdef __cplusplus
43 extern "C" {
44 #endif
45
46 #ifndef ETH_HWADDR_LEN
47 #ifdef ETHARP_HWADDR_LEN
48 #define ETH_HWADDR_LEN ETHARP_HWADDR_LEN /* compatibility mode */
49 #else
50 #define ETH_HWADDR_LEN 6
51 #endif
52 #endif
53
54 #ifdef PACK_STRUCT_USE_INCLUDES
55 # include "arch/bpstruct.h"
56 #endif
57 PACK_STRUCT_BEGIN
58 struct eth_addr {
59 PACK_STRUCT_FLD_8(u8_t addr[ETH_HWADDR_LEN]);
60 } PACK_STRUCT_STRUCT;
61 PACK_STRUCT_END
62 #ifdef PACK_STRUCT_USE_INCLUDES
63 # include "arch/epstruct.h"
64 #endif
65
66 #ifdef PACK_STRUCT_USE_INCLUDES
67 # include "arch/bpstruct.h"
68 #endif
69 PACK_STRUCT_BEGIN
71 struct eth_hdr {
72 #if ETH_PAD_SIZE
73 PACK_STRUCT_FLD_8(u8_t padding[ETH_PAD_SIZE]);
74 #endif
75 PACK_STRUCT_FLD_S(struct eth_addr dest);
76 PACK_STRUCT_FLD_S(struct eth_addr src);
77 PACK_STRUCT_FIELD(u16_t type);
78 } PACK_STRUCT_STRUCT;
79 PACK_STRUCT_END
80 #ifdef PACK_STRUCT_USE_INCLUDES
81 # include "arch/epstruct.h"
82 #endif
83
84 #define SIZEOF_ETH_HDR (14 + ETH_PAD_SIZE)
85
86 #ifdef PACK_STRUCT_USE_INCLUDES
87 # include "arch/bpstruct.h"
88 #endif
89 PACK_STRUCT_BEGIN
93 struct eth_vlan_hdr {
94 PACK_STRUCT_FIELD(u16_t prio_vid);
95 PACK_STRUCT_FIELD(u16_t tpid);
96 } PACK_STRUCT_STRUCT;
97 PACK_STRUCT_END
98 #ifdef PACK_STRUCT_USE_INCLUDES
99 # include "arch/epstruct.h"
100 #endif
101
102 #define SIZEOF_VLAN_HDR 4
103 #define VLAN_ID(vlan_hdr) (lwip_htons((vlan_hdr)->prio_vid) & 0xFFF)
104
108 enum eth_type {
110 ETHTYPE_IP = 0x0800U,
112 ETHTYPE_ARP = 0x0806U,
114 ETHTYPE_WOL = 0x0842U,
116 ETHTYPE_RARP = 0x8035U,
118 ETHTYPE_VLAN = 0x8100U,
120 ETHTYPE_IPV6 = 0x86DDU,
122 ETHTYPE_PPPOEDISC = 0x8863U,
124 ETHTYPE_PPPOE = 0x8864U,
126 ETHTYPE_JUMBO = 0x8870U,
128 ETHTYPE_PROFINET = 0x8892U,
130 ETHTYPE_ETHERCAT = 0x88A4U,
132 ETHTYPE_LLDP = 0x88CCU,
134 ETHTYPE_SERCOS = 0x88CDU,
136 ETHTYPE_MRP = 0x88E3U,
138 ETHTYPE_PTP = 0x88F7U,
140 ETHTYPE_QINQ = 0x9100U
141 };
142
144 #define LL_IP4_MULTICAST_ADDR_0 0x01
145 #define LL_IP4_MULTICAST_ADDR_1 0x00
146 #define LL_IP4_MULTICAST_ADDR_2 0x5e
147
149 #define LL_IP6_MULTICAST_ADDR_0 0x33
150 #define LL_IP6_MULTICAST_ADDR_1 0x33
151
154 #ifndef ETHADDR32_COPY
155 #define ETHADDR32_COPY(dst, src) SMEMCPY(dst, src, ETH_HWADDR_LEN)
156 #endif
157
160 #ifndef ETHADDR16_COPY
161 #define ETHADDR16_COPY(dst, src) SMEMCPY(dst, src, ETH_HWADDR_LEN)
162 #endif
163
164 #define eth_addr_cmp(addr1, addr2) (memcmp((addr1)->addr, (addr2)->addr, ETH_HWADDR_LEN) == 0)
165
166 #ifdef __cplusplus
167 }
168 #endif
169
170 #endif /* LWIP_HDR_PROT_ETHERNET_H */
ETHTYPE_MRP
Definition: ethernet.h:136
PACK_STRUCT_STRUCT
PACK_STRUCT_BEGIN struct eth_addr PACK_STRUCT_STRUCT
ETHTYPE_QINQ
Definition: ethernet.h:140
eth_hdr::PACK_STRUCT_FIELD
PACK_STRUCT_FIELD(u16_t type)
ETHTYPE_PPPOE
Definition: ethernet.h:124
ETHTYPE_PROFINET
Definition: ethernet.h:128
u16_t
uint16_t u16_t
Definition: arch.h:124
ETHTYPE_WOL
Definition: ethernet.h:114
eth_addr::PACK_STRUCT_FLD_8
PACK_STRUCT_FLD_8(u8_t addr[6])
eth_hdr::PACK_STRUCT_FLD_S
PACK_STRUCT_FLD_S(struct eth_addr dest)
ETHTYPE_JUMBO
Definition: ethernet.h:126
ETHTYPE_LLDP
Definition: ethernet.h:132
arch.h
eth_type
eth_type
Definition: ethernet.h:108
u8_t
uint8_t u8_t
Definition: arch.h:122
ETHTYPE_PPPOEDISC
Definition: ethernet.h:122
PACK_STRUCT_BEGIN
#define PACK_STRUCT_BEGIN
Definition: cc.h:8
eth_hdr
Definition: ethernet.h:71
ETHTYPE_IPV6
Definition: ethernet.h:120
ETH_HWADDR_LEN
#define ETH_HWADDR_LEN
Definition: ethernet.h:50
ETHTYPE_SERCOS
Definition: ethernet.h:134
eth_addr
Definition: ethernet.h:58
ETH_PAD_SIZE
#define ETH_PAD_SIZE
Definition: lwipopts.h:103
ETHTYPE_IP
Definition: ethernet.h:110
ETHTYPE_ETHERCAT
Definition: ethernet.h:130
ETHTYPE_RARP
Definition: ethernet.h:116
PACK_STRUCT_FLD_8
#define PACK_STRUCT_FLD_8(x)
Definition: arch.h:289
ETHTYPE_VLAN
Definition: ethernet.h:118
ETHTYPE_PTP
Definition: ethernet.h:138
eth_vlan_hdr
Definition: ethernet.h:93
ETHTYPE_ARP
Definition: ethernet.h:112
eth_vlan_hdr::PACK_STRUCT_FIELD
PACK_STRUCT_FIELD(u16_t prio_vid)
PACK_STRUCT_END
#define PACK_STRUCT_END
Definition: cc.h:9