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-rw-r--r--drivers/net/wireless/bcmdhd/include/proto/ethernet.h162
1 files changed, 162 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/include/proto/ethernet.h b/drivers/net/wireless/bcmdhd/include/proto/ethernet.h
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index 00000000000..6a6dd14c1bb
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+++ b/drivers/net/wireless/bcmdhd/include/proto/ethernet.h
@@ -0,0 +1,162 @@
1/*
2 * From FreeBSD 2.2.7: Fundamental constants relating to ethernet.
3 *
4 * Copyright (C) 1999-2011, Broadcom Corporation
5 *
6 * Unless you and Broadcom execute a separate written software license
7 * agreement governing use of this software, this software is licensed to you
8 * under the terms of the GNU General Public License version 2 (the "GPL"),
9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10 * following added to such license:
11 *
12 * As a special exception, the copyright holders of this software give you
13 * permission to link this software with independent modules, and to copy and
14 * distribute the resulting executable under terms of your choice, provided that
15 * you also meet, for each linked independent module, the terms and conditions of
16 * the license of that module. An independent module is a module which is not
17 * derived from this software. The special exception does not apply to any
18 * modifications of the software.
19 *
20 * Notwithstanding the above, under no circumstances may you combine this
21 * software in any way with any other Broadcom software provided under a license
22 * other than the GPL, without Broadcom's express prior written consent.
23 *
24 * $Id: ethernet.h,v 9.56 2009-10-15 22:54:58 Exp $
25 */
26
27
28#ifndef _NET_ETHERNET_H_
29#define _NET_ETHERNET_H_
30
31#ifndef _TYPEDEFS_H_
32#include "typedefs.h"
33#endif
34
35
36#include <packed_section_start.h>
37
38
39
40#define ETHER_ADDR_LEN 6
41
42
43#define ETHER_TYPE_LEN 2
44
45
46#define ETHER_CRC_LEN 4
47
48
49#define ETHER_HDR_LEN (ETHER_ADDR_LEN * 2 + ETHER_TYPE_LEN)
50
51
52#define ETHER_MIN_LEN 64
53
54
55#define ETHER_MIN_DATA 46
56
57
58#define ETHER_MAX_LEN 1518
59
60
61#define ETHER_MAX_DATA 1500
62
63
64#define ETHER_TYPE_MIN 0x0600
65#define ETHER_TYPE_IP 0x0800
66#define ETHER_TYPE_ARP 0x0806
67#define ETHER_TYPE_8021Q 0x8100
68#define ETHER_TYPE_BRCM 0x886c
69#define ETHER_TYPE_802_1X 0x888e
70#define ETHER_TYPE_802_1X_PREAUTH 0x88c7
71#define ETHER_TYPE_WAI 0x88b4
72
73
74
75#define ETHER_BRCM_SUBTYPE_LEN 4
76#define ETHER_BRCM_CRAM 1
77
78
79#define ETHER_DEST_OFFSET (0 * ETHER_ADDR_LEN)
80#define ETHER_SRC_OFFSET (1 * ETHER_ADDR_LEN)
81#define ETHER_TYPE_OFFSET (2 * ETHER_ADDR_LEN)
82
83
84#define ETHER_IS_VALID_LEN(foo) \
85 ((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN)
86
87#define ETHER_FILL_MCAST_ADDR_FROM_IP(ea, mgrp_ip) { \
88 ((uint8 *)ea)[0] = 0x01; \
89 ((uint8 *)ea)[1] = 0x00; \
90 ((uint8 *)ea)[2] = 0x5e; \
91 ((uint8 *)ea)[3] = ((mgrp_ip) >> 16) & 0x7f; \
92 ((uint8 *)ea)[4] = ((mgrp_ip) >> 8) & 0xff; \
93 ((uint8 *)ea)[5] = ((mgrp_ip) >> 0) & 0xff; \
94}
95
96#ifndef __INCif_etherh
97
98BWL_PRE_PACKED_STRUCT struct ether_header {
99 uint8 ether_dhost[ETHER_ADDR_LEN];
100 uint8 ether_shost[ETHER_ADDR_LEN];
101 uint16 ether_type;
102} BWL_POST_PACKED_STRUCT;
103
104
105BWL_PRE_PACKED_STRUCT struct ether_addr {
106 uint8 octet[ETHER_ADDR_LEN];
107} BWL_POST_PACKED_STRUCT;
108#endif
109
110
111#define ETHER_SET_LOCALADDR(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] | 2))
112#define ETHER_IS_LOCALADDR(ea) (((uint8 *)(ea))[0] & 2)
113#define ETHER_CLR_LOCALADDR(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] & 0xd))
114#define ETHER_TOGGLE_LOCALADDR(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] ^ 2))
115
116
117#define ETHER_SET_UNICAST(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] & ~1))
118
119
120#define ETHER_ISMULTI(ea) (((const uint8 *)(ea))[0] & 1)
121
122
123
124#define ether_cmp(a, b) (!(((short*)a)[0] == ((short*)b)[0]) | \
125 !(((short*)a)[1] == ((short*)b)[1]) | \
126 !(((short*)a)[2] == ((short*)b)[2]))
127
128
129#define ether_copy(s, d) { \
130 ((short*)d)[0] = ((short*)s)[0]; \
131 ((short*)d)[1] = ((short*)s)[1]; \
132 ((short*)d)[2] = ((short*)s)[2]; }
133
134
135static const struct ether_addr ether_bcast = {{255, 255, 255, 255, 255, 255}};
136static const struct ether_addr ether_null = {{0, 0, 0, 0, 0, 0}};
137
138#define ETHER_ISBCAST(ea) ((((uint8 *)(ea))[0] & \
139 ((uint8 *)(ea))[1] & \
140 ((uint8 *)(ea))[2] & \
141 ((uint8 *)(ea))[3] & \
142 ((uint8 *)(ea))[4] & \
143 ((uint8 *)(ea))[5]) == 0xff)
144#define ETHER_ISNULLADDR(ea) ((((uint8 *)(ea))[0] | \
145 ((uint8 *)(ea))[1] | \
146 ((uint8 *)(ea))[2] | \
147 ((uint8 *)(ea))[3] | \
148 ((uint8 *)(ea))[4] | \
149 ((uint8 *)(ea))[5]) == 0)
150
151
152#define ETHER_MOVE_HDR(d, s) \
153do { \
154 struct ether_header t; \
155 t = *(struct ether_header *)(s); \
156 *(struct ether_header *)(d) = t; \
157} while (0)
158
159
160#include <packed_section_end.h>
161
162#endif