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-rw-r--r--src/vnet/vxlan/vxlan.h242
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diff --git a/src/vnet/vxlan/vxlan.h b/src/vnet/vxlan/vxlan.h
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index fa47605e42d..00000000000
--- a/src/vnet/vxlan/vxlan.h
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-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef included_vnet_vxlan_h
-#define included_vnet_vxlan_h
-
-#include <vppinfra/error.h>
-#include <vppinfra/hash.h>
-#include <vppinfra/bihash_16_8.h>
-#include <vppinfra/bihash_24_8.h>
-#include <vnet/vnet.h>
-#include <vnet/ip/ip.h>
-#include <vnet/ip/vtep.h>
-#include <vnet/l2/l2_input.h>
-#include <vnet/l2/l2_output.h>
-#include <vnet/l2/l2_bd.h>
-#include <vnet/ethernet/ethernet.h>
-#include <vnet/vxlan/vxlan_packet.h>
-#include <vnet/ip/ip4_packet.h>
-#include <vnet/ip/ip6_packet.h>
-#include <vnet/udp/udp_packet.h>
-#include <vnet/dpo/dpo.h>
-#include <vnet/adj/adj_types.h>
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- ip4_header_t ip4; /* 20 bytes */
- udp_header_t udp; /* 8 bytes */
- vxlan_header_t vxlan; /* 8 bytes */
-}) ip4_vxlan_header_t;
-
-typedef CLIB_PACKED (struct {
- ip6_header_t ip6; /* 40 bytes */
- udp_header_t udp; /* 8 bytes */
- vxlan_header_t vxlan; /* 8 bytes */
-}) ip6_vxlan_header_t;
-/* *INDENT-ON* */
-
-/*
-* Key fields: remote ip, vni on incoming VXLAN packet
-* all fields in NET byte order
-*/
-typedef clib_bihash_kv_16_8_t vxlan4_tunnel_key_t;
-
-/*
-* Key fields: remote ip, vni and fib index on incoming VXLAN packet
-* ip, vni fields in NET byte order
-* fib index field in host byte order
-*/
-typedef clib_bihash_kv_24_8_t vxlan6_tunnel_key_t;
-
-typedef union
-{
- struct
- {
- u32 sw_if_index; /* unicast - input interface / mcast - stats interface */
- union
- {
- struct /* unicast action */
- {
- u16 next_index;
- u8 error;
- };
- ip4_address_t local_ip; /* used as dst ip for mcast pkts to assign them to unicast tunnel */
- };
- };
- u64 as_u64;
-} vxlan_decap_info_t;
-
-typedef struct
-{
- /* Required for pool_get_aligned */
- CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
-
- /* FIB DPO for IP forwarding of VXLAN encap packet */
- dpo_id_t next_dpo;
-
- /* vxlan VNI in HOST byte order */
- u32 vni;
-
- /* tunnel src and dst addresses */
- ip46_address_t src;
- ip46_address_t dst;
-
- /* udp-ports */
- u16 src_port;
- u16 dst_port;
-
- /* mcast packet output intfc index (used only if dst is mcast) */
- u32 mcast_sw_if_index;
-
- /* decap next index */
- u16 decap_next_index;
-
- /* The FIB index for src/dst addresses */
- u32 encap_fib_index;
-
- /* vnet intfc index */
- u32 sw_if_index;
- u32 hw_if_index;
-
- /**
- * Linkage into the FIB object graph
- */
- fib_node_t node;
-
- /*
- * The FIB entry for (depending on VXLAN tunnel is unicast or mcast)
- * sending unicast VXLAN encap packets or receiving mcast VXLAN packets
- */
- fib_node_index_t fib_entry_index;
- adj_index_t mcast_adj_index;
-
- /**
- * The tunnel is a child of the FIB entry for its destination. This is
- * so it receives updates when the forwarding information for that entry
- * changes.
- * The tunnels sibling index on the FIB entry's dependency list.
- */
- u32 sibling_index;
-
- u32 flow_index; /* infra flow index */
- u32 dev_instance; /* Real device instance in tunnel vector */
- u32 user_instance; /* Instance name being shown to user */
-
- VNET_DECLARE_REWRITE;
-} vxlan_tunnel_t;
-
-#define foreach_vxlan_input_next \
-_(DROP, "error-drop") \
-_(L2_INPUT, "l2-input")
-
-typedef enum
-{
-#define _(s,n) VXLAN_INPUT_NEXT_##s,
- foreach_vxlan_input_next
-#undef _
- VXLAN_INPUT_N_NEXT,
-} vxlan_input_next_t;
-
-typedef enum
-{
-#define vxlan_error(n,s) VXLAN_ERROR_##n,
-#include <vnet/vxlan/vxlan_error.def>
-#undef vxlan_error
- VXLAN_N_ERROR,
-} vxlan_input_error_t;
-
-typedef struct
-{
- /* vector of encap tunnel instances */
- vxlan_tunnel_t *tunnels;
-
- /* lookup tunnel by key */
- clib_bihash_16_8_t
- vxlan4_tunnel_by_key; /* keyed on ipv4.dst + src_port + fib + vni */
- clib_bihash_24_8_t
- vxlan6_tunnel_by_key; /* keyed on ipv6.dst + src_port + fib + vni */
-
- /* local VTEP IPs ref count used by vxlan-bypass node to check if
- received VXLAN packet DIP matches any local VTEP address */
- vtep_table_t vtep_table;
-
- /* mcast shared info */
- uword *mcast_shared; /* keyed on mcast ip46 addr */
-
- /* Mapping from sw_if_index to tunnel index */
- u32 *tunnel_index_by_sw_if_index;
-
- /* graph node state */
- uword *bm_ip4_bypass_enabled_by_sw_if;
- uword *bm_ip6_bypass_enabled_by_sw_if;
-
- /* convenience */
- vlib_main_t *vlib_main;
- vnet_main_t *vnet_main;
-
- /* Record used instances */
- uword *instance_used;
- u32 flow_id_start;
-
- /* cache for last 8 vxlan tunnel */
- vtep4_cache_t vtep4_u512;
-
-} vxlan_main_t;
-
-extern vxlan_main_t vxlan_main;
-
-extern vlib_node_registration_t vxlan4_input_node;
-extern vlib_node_registration_t vxlan6_input_node;
-extern vlib_node_registration_t vxlan4_encap_node;
-extern vlib_node_registration_t vxlan6_encap_node;
-extern vlib_node_registration_t vxlan4_flow_input_node;
-
-u8 *format_vxlan_encap_trace (u8 * s, va_list * args);
-
-typedef struct
-{
- u8 is_add;
-
- /* we normally use is_ip4, but since this adds to the
- * structure, this seems less of a breaking change */
- u8 is_ip6;
- u8 is_l3;
- u32 instance;
- ip46_address_t src, dst;
- u32 mcast_sw_if_index;
- u32 encap_fib_index;
- u32 decap_next_index;
- u32 vni;
- u16 src_port;
- u16 dst_port;
-} vnet_vxlan_add_del_tunnel_args_t;
-
-int vnet_vxlan_add_del_tunnel
- (vnet_vxlan_add_del_tunnel_args_t * a, u32 * sw_if_indexp);
-
-void vnet_int_vxlan_bypass_mode (u32 sw_if_index, u8 is_ip6, u8 is_enable);
-
-int vnet_vxlan_add_del_rx_flow (u32 hw_if_index, u32 t_imdex, int is_add);
-
-u32 vnet_vxlan_get_tunnel_index (u32 sw_if_index);
-#endif /* included_vnet_vxlan_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */