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/*
* Copyright (c) 2014 The Linux Foundation. All rights reserved.
*
* Previously licensed under the ISC license by Qualcomm Atheros, Inc.
*
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/*
* This file was originally distributed by Qualcomm Atheros, Inc.
* under proprietary terms before Copyright ownership was assigned
* to the Linux Foundation.
*/
#ifndef _WLAN_HDD_ETHER_H
#define _WLAN_HDD_ETHER_H
/*============================================================================
@file wlan_hdd_ether.h
This module describes Ethernet packet formats for processing by HDD.
============================================================================*/
/* $Header$ */
/*----------------------------------------------------------------------------
* Include Files
* -------------------------------------------------------------------------*/
#include <linux/version.h>
#include <linux/byteorder/generic.h>
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
/*----------------------------------------------------------------------------
* Preprocessor Definitions and Constants
* -------------------------------------------------------------------------*/
#define WLAN_SNAP_OUI_LEN 3
#define WLAN_SNAP_DSAP 0xAAU
#define WLAN_SNAP_SSAP 0xAAU
#define WLAN_SNAP_CTRL 0x03
#define WLAN_MIN_PROTO 0x0600
/*----------------------------------------------------------------------------
* Type Declarations
* -------------------------------------------------------------------------*/
struct wlan_snap_hdr {
unsigned char dsap;
unsigned char ssap;
unsigned char ctrl;
unsigned char oui[WLAN_SNAP_OUI_LEN];
} __packed;
struct wlan_8023 {
unsigned char h_dest[ETH_ALEN];
unsigned char h_source[ETH_ALEN];
__be16 h_len;
struct wlan_snap_hdr h_snap;
__be16 h_proto;
} __packed;
struct wlan_8023_vlan {
unsigned char h_dest[ETH_ALEN];
unsigned char h_source[ETH_ALEN];
__be16 h_vlan_proto;
__be16 h_vlan_TCI;
__be16 h_len;
struct wlan_snap_hdr h_snap;
__be16 h_proto;
} __packed;
union generic_ethhdr {
struct ethhdr eth_II;
struct vlan_ethhdr eth_IIv;
struct wlan_8023 eth_8023;
struct wlan_8023_vlan eth_8023v;
};
#endif /* #ifndef _WLAN_HDD_ETHER_H */