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author | Felix Fietkau <nbd@openwrt.org> | 2010-06-14 11:00:30 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2010-06-14 11:00:30 +0000 |
commit | b6fb8fd82131e12518ad05921f9994eeb1143001 (patch) | |
tree | c019a2ae14806f18c767eae96b3420c5a42d7246 /package/broadcom-wl-old/src/driver/proto/vlan.h | |
parent | efa4f944363ae632afee1d9bb185391558ba56c9 (diff) | |
download | mtk-20170518-b6fb8fd82131e12518ad05921f9994eeb1143001.zip mtk-20170518-b6fb8fd82131e12518ad05921f9994eeb1143001.tar.gz mtk-20170518-b6fb8fd82131e12518ad05921f9994eeb1143001.tar.bz2 |
rename broadcom-wl to broadcom-wl-old
SVN-Revision: 21794
Diffstat (limited to 'package/broadcom-wl-old/src/driver/proto/vlan.h')
-rw-r--r-- | package/broadcom-wl-old/src/driver/proto/vlan.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/package/broadcom-wl-old/src/driver/proto/vlan.h b/package/broadcom-wl-old/src/driver/proto/vlan.h new file mode 100644 index 0000000..8085c71 --- /dev/null +++ b/package/broadcom-wl-old/src/driver/proto/vlan.h @@ -0,0 +1,51 @@ +/* + * 802.1Q VLAN protocol definitions + * + * Copyright 2007, Broadcom Corporation + * All Rights Reserved. + * + * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY + * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM + * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. + * + */ + +#ifndef _vlan_h_ +#define _vlan_h_ + +/* enable structure packing */ +#if defined(__GNUC__) +#define PACKED __attribute__((packed)) +#else +#pragma pack(1) +#define PACKED +#endif + +#define VLAN_VID_MASK 0xfff /* low 12 bits are vlan id */ +#define VLAN_CFI_SHIFT 12 /* canonical format indicator bit */ +#define VLAN_PRI_SHIFT 13 /* user priority */ + +#define VLAN_PRI_MASK 7 /* 3 bits of priority */ + +#define VLAN_TAG_LEN 4 +#define VLAN_TAG_OFFSET (2 * ETHER_ADDR_LEN) /* offset in Ethernet II packet only */ + +#define VLAN_TPID 0x8100 /* VLAN ethertype/Tag Protocol ID */ + +struct ethervlan_header { + uint8 ether_dhost[ETHER_ADDR_LEN]; + uint8 ether_shost[ETHER_ADDR_LEN]; + uint16 vlan_type; /* 0x8100 */ + uint16 vlan_tag; /* priority, cfi and vid */ + uint16 ether_type; +}; + +#define ETHERVLAN_HDR_LEN (ETHER_HDR_LEN + VLAN_TAG_LEN) + +#undef PACKED +#if !defined(__GNUC__) +#pragma pack() +#endif + +#endif /* _vlan_h_ */ |