2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef VNET_CONTROL_H_
17 #define VNET_CONTROL_H_
19 #include <vnet/vnet.h>
20 #include <vnet/lisp-cp/gid_dictionary.h>
21 #include <vnet/lisp-cp/lisp_types.h>
23 #define NUMBER_OF_RETRIES 1
24 #define PENDING_MREQ_EXPIRATION_TIME 3.0 /* seconds */
25 #define PENDING_MREQ_QUEUE_LEN 5
36 } pending_map_request_t;
42 locator_pair_t *locator_pairs;
63 miss_packet_type_t type;
68 /* LISP feature status */
72 gid_dictionary_t mapping_index_by_gid;
74 /* pool of mappings */
75 mapping_t *mapping_pool;
77 /* pool of locators */
78 locator_t *locator_pool;
80 /* pool of locator-sets */
81 locator_set_t *locator_set_pool;
83 /* vector of locator-set vectors composed of and indexed by locator index */
84 u32 **locator_to_locator_sets;
86 /* hash map of locators by name */
87 uword *locator_set_index_by_name;
89 /* vector of eid index vectors supported and indexed by locator-set index */
90 u32 **locator_set_to_eids;
92 /* vectors of indexes for local locator-sets and mappings */
93 u32 *local_mappings_indexes;
94 u32 *local_locator_set_indexes;
96 /* hash map of forwarding entries by mapping index */
97 u32 *fwd_entry_by_mapping_index;
99 /* forwarding entries pool */
100 fwd_entry_t *fwd_entry_pool;
102 /* hash map keyed by nonce of pending map-requests */
103 uword *pending_map_requests_by_nonce;
105 /* pool of pending map requests */
106 pending_map_request_t *pending_map_requests_pool;
107 volatile u32 *pending_map_request_lock;
109 /* vector of map-resolvers */
110 map_resolver_t *map_resolvers;
112 /* map resolver address currently being used for sending requests.
113 * This has to be an actual address and not an index to map_resolvers vector
114 * since the vector may be modified during request resend/retry procedure
115 * and break things :-) */
116 ip_address_t active_map_resolver;
118 u8 do_map_resolver_election;
120 /* map-request locator set index */
123 /* vni to vrf hash tables */
124 uword *table_id_by_vni;
125 uword *vni_by_table_id;
127 /* vni to bd-index hash tables */
131 /* track l2 and l3 interfaces that have been created for vni */
132 uword *dp_intf_by_vni;
133 uword *l2_dp_intf_by_vni;
135 /* Proxy ETR map index */
144 vlib_main_t *vlib_main;
145 vnet_main_t *vnet_main;
148 /* lisp-gpe control plane */
149 lisp_cp_main_t lisp_control_main;
151 extern vlib_node_registration_t lisp_cp_input_node;
152 extern vlib_node_registration_t lisp_cp_lookup_node;
154 clib_error_t *lisp_cp_init ();
156 always_inline lisp_cp_main_t *
157 vnet_lisp_cp_get_main ()
159 return &lisp_control_main;
172 } vnet_lisp_add_del_locator_set_args_t;
175 vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
178 vnet_lisp_add_del_locator (vnet_lisp_add_del_locator_set_args_t * a,
179 locator_set_t * ls, u32 * ls_index);
185 u32 locator_set_index;
192 } vnet_lisp_add_del_mapping_args_t;
195 vnet_lisp_map_cache_add_del (vnet_lisp_add_del_mapping_args_t * a,
198 vnet_lisp_add_del_local_mapping (vnet_lisp_add_del_mapping_args_t * a,
199 u32 * map_index_result);
202 vnet_lisp_add_del_mapping (gid_address_t * deid, locator_t * dlocs, u8 action,
203 u8 authoritative, u32 ttl, u8 is_add,
204 u32 * res_map_index);
211 } vnet_lisp_add_del_adjacency_args_t;
213 int vnet_lisp_add_del_adjacency (vnet_lisp_add_del_adjacency_args_t * a);
218 ip_address_t address;
219 } vnet_lisp_add_del_map_resolver_args_t;
222 vnet_lisp_add_del_map_resolver (vnet_lisp_add_del_map_resolver_args_t * a);
224 clib_error_t *vnet_lisp_enable_disable (u8 is_enabled);
225 u8 vnet_lisp_enable_disable_status (void);
227 int vnet_lisp_pitr_set_locator_set (u8 * locator_set_name, u8 is_add);
232 u8 *locator_set_name;
233 } vnet_lisp_add_del_mreq_itr_rloc_args_t;
236 vnet_lisp_add_del_mreq_itr_rlocs (vnet_lisp_add_del_mreq_itr_rloc_args_t * a);
238 int vnet_lisp_clear_all_remote_adjacencies (void);
240 int vnet_lisp_eid_table_map (u32 vni, u32 vrf, u8 is_l2, u8 is_add);
243 lisp_pending_map_request_lock (lisp_cp_main_t * lcm)
245 if (lcm->pending_map_request_lock)
246 while (__sync_lock_test_and_set (lcm->pending_map_request_lock, 1))
251 lisp_pending_map_request_unlock (lisp_cp_main_t * lcm)
253 if (lcm->pending_map_request_lock)
254 *lcm->pending_map_request_lock = 0;
257 #endif /* VNET_CONTROL_H_ */
260 * fd.io coding-style-patch-verification: ON
263 * eval: (c-set-style "gnu")