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ether: add VXLAN header

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Signed-off-by: Jijiang Liu <jijiang.liu@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
Tested-by: Yong Liu <yong.liu@intel.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
This commit is contained in:
Jijiang Liu 2014-10-23 21:18:52 +08:00 committed by Thomas Monjalon
parent 73b7d59cf4
commit 20f4f53aea
1 changed files with 13 additions and 0 deletions
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13
lib/librte_ether/rte_ether.h
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@ -286,6 +286,16 @@ struct vlan_hdr {
uint16_t eth_proto;/**< Ethernet type of encapsulated frame. */
} __attribute__((__packed__));
/**
* VXLAN protocol header.
* Contains the 8-bit flag, 24-bit VXLAN Network Identifier and
* Reserved fields (24 bits and 8 bits)
*/
struct vxlan_hdr {
uint32_t vx_flags; /**< flag (8) + Reserved (24). */
uint32_t vx_vni; /**< VNI (24) + Reserved (8). */
} __attribute__((__packed__));
/* Ethernet frame types */
#define ETHER_TYPE_IPv4 0x0800 /**< IPv4 Protocol. */
#define ETHER_TYPE_IPv6 0x86DD /**< IPv6 Protocol. */
@ -294,6 +304,9 @@ struct vlan_hdr {
#define ETHER_TYPE_VLAN 0x8100 /**< IEEE 802.1Q VLAN tagging. */
#define ETHER_TYPE_1588 0x88F7 /**< IEEE 802.1AS 1588 Precise Time Protocol. */
#define ETHER_VXLAN_HLEN (sizeof(struct udp_hdr) + sizeof(struct vxlan_hdr))
/**< VxLAN tunnel header length. */
#ifdef __cplusplus
}
#endif