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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2015 Intel Corporation
*/
#ifndef _VXLAN_H_
#define _VXLAN_H_
#include <rte_ether.h>
#include <rte_ip.h>
#define PORT_MIN 49152
#define PORT_MAX 65535
#define PORT_RANGE ((PORT_MAX - PORT_MIN) + 1)
#define VXLAN_N_PORTS 2
#define VXLAN_HF_VNI 0x08000000
#define DEFAULT_VXLAN_PORT 4789
extern struct ipv4_hdr app_ip_hdr[VXLAN_N_PORTS];
extern struct ether_hdr app_l2_hdr[VXLAN_N_PORTS];
extern uint8_t tx_checksum;
extern uint16_t tso_segsz;
struct vxlan_port {
uint32_t vport_id; /**< VirtIO port id */
uint32_t peer_ip; /**< remote VTEP IP address */
struct ether_addr peer_mac; /**< remote VTEP MAC address */
struct ether_addr vport_mac; /**< VirtIO port MAC address */
} __rte_cache_aligned;
struct vxlan_conf {
uint16_t dst_port; /**< VXLAN UDP destination port */
uint32_t port_ip; /**< DPDK port IP address*/
uint32_t in_key; /**< VLAN ID */
uint32_t out_key; /**< VXLAN VNI */
struct vxlan_port port[VXLAN_N_PORTS]; /**< VXLAN configuration */
} __rte_cache_aligned;
extern struct vxlan_conf vxdev;
/* structure that caches offload info for the current packet */
union tunnel_offload_info {
uint64_t data;
struct {
uint64_t l2_len:7; /**< L2 (MAC) Header Length. */
uint64_t l3_len:9; /**< L3 (IP) Header Length. */
uint64_t l4_len:8; /**< L4 Header Length. */
uint64_t tso_segsz:16; /**< TCP TSO segment size */
uint64_t outer_l2_len:7; /**< outer L2 Header Length */
uint64_t outer_l3_len:16; /**< outer L3 Header Length */
};
} __rte_cache_aligned;
int decapsulation(struct rte_mbuf *pkt);
void encapsulation(struct rte_mbuf *m, uint8_t queue_id);
#endif /* _VXLAN_H_ */
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