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/*
* 802.1Q VLAN protocol definitions
*
* $Copyright Open Broadcom Corporation$
*
* $Id: vlan.h 382883 2013-02-04 23:26:09Z $
*/
#ifndef _vlan_h_
#define _vlan_h_
#ifndef _TYPEDEFS_H_
#include <typedefs.h>
#endif
#include <packed_section_start.h>
#ifndef VLAN_VID_MASK
#define VLAN_VID_MASK 0xfff
#endif
#define VLAN_CFI_SHIFT 12
#define VLAN_PRI_SHIFT 13
#define VLAN_PRI_MASK 7
#define VLAN_TPID_OFFSET 12
#define VLAN_TCI_OFFSET 14
#define VLAN_TAG_LEN 4
#define VLAN_TAG_OFFSET (2 * ETHER_ADDR_LEN)
#define VLAN_TPID 0x8100
struct vlan_header {
uint16 vlan_type;
uint16 vlan_tag;
};
struct ethervlan_header {
uint8 ether_dhost[ETHER_ADDR_LEN];
uint8 ether_shost[ETHER_ADDR_LEN];
uint16 vlan_type;
uint16 vlan_tag;
uint16 ether_type;
};
struct dot3_mac_llc_snapvlan_header {
uint8 ether_dhost[ETHER_ADDR_LEN];
uint8 ether_shost[ETHER_ADDR_LEN];
uint16 length;
uint8 dsap;
uint8 ssap;
uint8 ctl;
uint8 oui[3];
uint16 vlan_type;
uint16 vlan_tag;
uint16 ether_type;
};
#define ETHERVLAN_HDR_LEN (ETHER_HDR_LEN + VLAN_TAG_LEN)
#include <packed_section_end.h>
#define ETHERVLAN_MOVE_HDR(d, s) \
do { \
struct ethervlan_header t; \
t = *(struct ethervlan_header *)(s); \
*(struct ethervlan_header *)(d) = t; \
} while (0)
#endif
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