2 * Copyright (c) 2018 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 __GBP_POLICY_DPO_H__
17 #define __GBP_POLICY_DPO_H__
19 #include <vnet/dpo/dpo.h>
20 #include <vnet/dpo/load_balance.h>
21 #include <vnet/fib/ip4_fib.h>
22 #include <vnet/fib/ip6_fib.h>
26 * The GBP FWD DPO. Used in the L3 path to select the correct EPG uplink
27 * based on the source EPG.
29 typedef struct gbp_policy_dpo_t_
31 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
34 * The protocol of packets using this DPO
36 dpo_proto_t gpd_proto;
46 gbp_scope_t gpd_scope;
59 * Stacked DPO on DVR/ADJ of output interface
64 extern void gbp_policy_dpo_add_or_lock (dpo_proto_t dproto,
67 u32 sw_if_index, dpo_id_t * dpo);
69 extern dpo_type_t gbp_policy_dpo_get_type (void);
71 extern vlib_node_registration_t ip4_gbp_policy_dpo_node;
72 extern vlib_node_registration_t ip6_gbp_policy_dpo_node;
73 extern vlib_node_registration_t gbp_policy_port_node;
76 * Types exposed for the Data-plane
78 extern dpo_type_t gbp_policy_dpo_type;
79 extern gbp_policy_dpo_t *gbp_policy_dpo_pool;
81 always_inline gbp_policy_dpo_t *
82 gbp_policy_dpo_get (index_t index)
84 return (pool_elt_at_index (gbp_policy_dpo_pool, index));
87 static_always_inline const gbp_policy_dpo_t *
88 gbp_classify_get_gpd (const ip4_address_t * ip4, const ip6_address_t * ip6,
91 const gbp_policy_dpo_t *gpd;
93 const load_balance_t *lb;
97 lbi = ip4_fib_forwarding_lookup (fib_index, ip4);
99 lbi = ip6_fib_table_fwding_lookup (fib_index, ip6);
103 lb = load_balance_get (lbi);
104 dpo = load_balance_get_bucket_i (lb, 0);
106 if (dpo->dpoi_type != gbp_policy_dpo_type)
109 gpd = gbp_policy_dpo_get (dpo->dpoi_index);
114 * fd.io coding-style-patch-verification: ON
117 * eval: (c-set-style "gnu")