projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| f67539c2 TL |
1 | /* SPDX-License-Identifier: BSD-3-Clause |
| 2 | * Copyright(c) 2018-2019 Intel Corporation | |
| 3 | */ | |
| 4 | ||
| 5 | #ifndef _RTE_VXLAN_H_ | |
| 6 | #define _RTE_VXLAN_H_ | |
| 7 | ||
| 8 | /** | |
| 9 | * @file | |
| 10 | * | |
| 11 | * VXLAN-related definitions | |
| 12 | */ | |
| 13 | ||
| 14 | #include <stdint.h> | |
| 15 | ||
| 16 | #include <rte_udp.h> | |
| 17 | ||
| 18 | ||
| 19 | #ifdef __cplusplus | |
| 20 | extern "C" { | |
| 21 | #endif | |
| 22 | ||
| 23 | /** VXLAN default port. */ | |
| 24 | #define RTE_VXLAN_DEFAULT_PORT 4789 | |
| 25 | ||
| 26 | /** | |
| 27 | * VXLAN protocol header. | |
| 28 | * Contains the 8-bit flag, 24-bit VXLAN Network Identifier and | |
| 29 | * Reserved fields (24 bits and 8 bits) | |
| 30 | */ | |
| 31 | struct rte_vxlan_hdr { | |
| 32 | uint32_t vx_flags; /**< flag (8) + Reserved (24). */ | |
| 33 | uint32_t vx_vni; /**< VNI (24) + Reserved (8). */ | |
| 34 | } __rte_packed; | |
| 35 | ||
| 36 | /** VXLAN tunnel header length. */ | |
| 37 | #define RTE_ETHER_VXLAN_HLEN \ | |
| 38 | (sizeof(struct rte_udp_hdr) + sizeof(struct rte_vxlan_hdr)) | |
| 39 | ||
| 40 | ||
| 41 | /** | |
| 42 | * VXLAN-GPE protocol header (draft-ietf-nvo3-vxlan-gpe-05). | |
| 43 | * Contains the 8-bit flag, 8-bit next-protocol, 24-bit VXLAN Network | |
| 44 | * Identifier and Reserved fields (16 bits and 8 bits). | |
| 45 | */ | |
| 46 | struct rte_vxlan_gpe_hdr { | |
| 47 | uint8_t vx_flags; /**< flag (8). */ | |
| 48 | uint8_t reserved[2]; /**< Reserved (16). */ | |
| 49 | uint8_t proto; /**< next-protocol (8). */ | |
| 50 | uint32_t vx_vni; /**< VNI (24) + Reserved (8). */ | |
| 51 | } __rte_packed; | |
| 52 | ||
| 53 | /** VXLAN-GPE tunnel header length. */ | |
| 54 | #define RTE_ETHER_VXLAN_GPE_HLEN (sizeof(struct rte_udp_hdr) + \ | |
| 55 | sizeof(struct rte_vxlan_gpe_hdr)) | |
| 56 | ||
| 57 | /* VXLAN-GPE next protocol types */ | |
| 58 | #define RTE_VXLAN_GPE_TYPE_IPV4 1 /**< IPv4 Protocol. */ | |
| 59 | #define RTE_VXLAN_GPE_TYPE_IPV6 2 /**< IPv6 Protocol. */ | |
| 60 | #define RTE_VXLAN_GPE_TYPE_ETH 3 /**< Ethernet Protocol. */ | |
| 61 | #define RTE_VXLAN_GPE_TYPE_NSH 4 /**< NSH Protocol. */ | |
| 62 | #define RTE_VXLAN_GPE_TYPE_MPLS 5 /**< MPLS Protocol. */ | |
| 63 | #define RTE_VXLAN_GPE_TYPE_GBP 6 /**< GBP Protocol. */ | |
| 64 | #define RTE_VXLAN_GPE_TYPE_VBNG 7 /**< vBNG Protocol. */ | |
| 65 | ||
| 66 | ||
| 67 | #ifdef __cplusplus | |
| 68 | } | |
| 69 | #endif | |
| 70 | ||
| 71 | #endif /* RTE_VXLAN_H_ */ |