diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd/include/proto/ethernet.h')
| -rw-r--r-- | drivers/net/wireless/bcmdhd/include/proto/ethernet.h | 162 |
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 new file mode 100644 index 00000000..e4551856 --- /dev/null +++ b/drivers/net/wireless/bcmdhd/include/proto/ethernet.h @@ -0,0 +1,162 @@ +/* + * From FreeBSD 2.2.7: Fundamental constants relating to ethernet. + * + * Copyright (C) 1999-2012, Broadcom Corporation + * + * Unless you and Broadcom execute a separate written software license + * agreement governing use of this software, this software is licensed to you + * under the terms of the GNU General Public License version 2 (the "GPL"), + * available at http://www.broadcom.com/licenses/GPLv2.php, with the + * following added to such license: + * + * As a special exception, the copyright holders of this software give you + * permission to link this software with independent modules, and to copy and + * distribute the resulting executable under terms of your choice, provided that + * you also meet, for each linked independent module, the terms and conditions of + * the license of that module. An independent module is a module which is not + * derived from this software. The special exception does not apply to any + * modifications of the software. + * + * Notwithstanding the above, under no circumstances may you combine this + * software in any way with any other Broadcom software provided under a license + * other than the GPL, without Broadcom's express prior written consent. + * + * $Id: ethernet.h 309193 2012-01-19 00:03:57Z $ + */ + +#ifndef _NET_ETHERNET_H_ +#define _NET_ETHERNET_H_ + +#ifndef _TYPEDEFS_H_ +#include "typedefs.h" +#endif + + +#include <packed_section_start.h> + + + +#define ETHER_ADDR_LEN 6 + + +#define ETHER_TYPE_LEN 2 + + +#define ETHER_CRC_LEN 4 + + +#define ETHER_HDR_LEN (ETHER_ADDR_LEN * 2 + ETHER_TYPE_LEN) + + +#define ETHER_MIN_LEN 64 + + +#define ETHER_MIN_DATA 46 + + +#define ETHER_MAX_LEN 1518 + + +#define ETHER_MAX_DATA 1500 + + +#define ETHER_TYPE_MIN 0x0600 +#define ETHER_TYPE_IP 0x0800 +#define ETHER_TYPE_ARP 0x0806 +#define ETHER_TYPE_8021Q 0x8100 +#define ETHER_TYPE_IPV6 0x86dd +#define ETHER_TYPE_BRCM 0x886c +#define ETHER_TYPE_802_1X 0x888e +#define ETHER_TYPE_802_1X_PREAUTH 0x88c7 +#define ETHER_TYPE_WAI 0x88b4 +#define ETHER_TYPE_89_0D 0x890d + +#define ETHER_TYPE_IPV6 0x86dd + + +#define ETHER_BRCM_SUBTYPE_LEN 4 + + +#define ETHER_DEST_OFFSET (0 * ETHER_ADDR_LEN) +#define ETHER_SRC_OFFSET (1 * ETHER_ADDR_LEN) +#define ETHER_TYPE_OFFSET (2 * ETHER_ADDR_LEN) + + +#define ETHER_IS_VALID_LEN(foo) \ + ((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN) + +#define ETHER_FILL_MCAST_ADDR_FROM_IP(ea, mgrp_ip) { \ + ((uint8 *)ea)[0] = 0x01; \ + ((uint8 *)ea)[1] = 0x00; \ + ((uint8 *)ea)[2] = 0x5e; \ + ((uint8 *)ea)[3] = ((mgrp_ip) >> 16) & 0x7f; \ + ((uint8 *)ea)[4] = ((mgrp_ip) >> 8) & 0xff; \ + ((uint8 *)ea)[5] = ((mgrp_ip) >> 0) & 0xff; \ +} + +#ifndef __INCif_etherh + +BWL_PRE_PACKED_STRUCT struct ether_header { + uint8 ether_dhost[ETHER_ADDR_LEN]; + uint8 ether_shost[ETHER_ADDR_LEN]; + uint16 ether_type; +} BWL_POST_PACKED_STRUCT; + + +BWL_PRE_PACKED_STRUCT struct ether_addr { + uint8 octet[ETHER_ADDR_LEN]; +} BWL_POST_PACKED_STRUCT; +#endif + + +#define ETHER_SET_LOCALADDR(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] | 2)) +#define ETHER_IS_LOCALADDR(ea) (((uint8 *)(ea))[0] & 2) +#define ETHER_CLR_LOCALADDR(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] & 0xfd)) +#define ETHER_TOGGLE_LOCALADDR(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] ^ 2)) + + +#define ETHER_SET_UNICAST(ea) (((uint8 *)(ea))[0] = (((uint8 *)(ea))[0] & ~1)) + + +#define ETHER_ISMULTI(ea) (((const uint8 *)(ea))[0] & 1) + + + +#define ether_cmp(a, b) (!(((short*)(a))[0] == ((short*)(b))[0]) | \ + !(((short*)(a))[1] == ((short*)(b))[1]) | \ + !(((short*)(a))[2] == ((short*)(b))[2])) + + +#define ether_copy(s, d) { \ + ((short*)(d))[0] = ((const short*)(s))[0]; \ + ((short*)(d))[1] = ((const short*)(s))[1]; \ + ((short*)(d))[2] = ((const short*)(s))[2]; } + + +static const struct ether_addr ether_bcast = {{255, 255, 255, 255, 255, 255}}; +static const struct ether_addr ether_null = {{0, 0, 0, 0, 0, 0}}; + +#define ETHER_ISBCAST(ea) ((((uint8 *)(ea))[0] & \ + ((uint8 *)(ea))[1] & \ + ((uint8 *)(ea))[2] & \ + ((uint8 *)(ea))[3] & \ + ((uint8 *)(ea))[4] & \ + ((uint8 *)(ea))[5]) == 0xff) +#define ETHER_ISNULLADDR(ea) ((((uint8 *)(ea))[0] | \ + ((uint8 *)(ea))[1] | \ + ((uint8 *)(ea))[2] | \ + ((uint8 *)(ea))[3] | \ + ((uint8 *)(ea))[4] | \ + ((uint8 *)(ea))[5]) == 0) + +#define ETHER_MOVE_HDR(d, s) \ +do { \ + struct ether_header t; \ + t = *(struct ether_header *)(s); \ + *(struct ether_header *)(d) = t; \ +} while (0) + + +#include <packed_section_end.h> + +#endif |