/* * Copyright (c) 2017 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 __ABF_ITF_ATTACH_H__ #define __ABF_ITF_ATTACH_H__ #include <plugins/abf/abf_policy.h> #include <vnet/fib/fib_path_list.h> /** * Attachment data for an ABF policy to an interface */ typedef struct abf_itf_attach_t_ { CLIB_CACHE_LINE_ALIGN_MARK (marker); /** * The ACL and DPO are cached for fast DP access */ /** * ACL index to match */ u32 aia_acl; /** * The DPO actually used for forwarding */ dpo_id_t aia_dpo; /** * Linkage into the FIB graph */ fib_node_t aia_node; /** * The VPP index of the ABF policy */ u32 aia_abf; /** * Sibling index on the policy's path list */ u32 aia_sibling; /** * The protocol for the attachment. i.e. the protocol * of the packets that are being forwarded */ fib_protocol_t aia_proto; /** * The interface for the attachment */ u32 aia_sw_if_index; /** * The priority of this policy for attachment. * The lower the value the higher the priority. * The higher priority policies are matched first. */ u32 aia_prio; } abf_itf_attach_t; /** * Pool of ABF interface attachment objects */ extern abf_itf_attach_t *abf_itf_attach_pool; static inline abf_itf_attach_t * abf_itf_attach_get (u32 index) { return (pool_elt_at_index (abf_itf_attach_pool, index)); } extern int abf_itf_attach (fib_protocol_t fproto, u32 policy_id, u32 priority, u32 sw_if_index); extern int abf_itf_detach (fib_protocol_t fproto, u32 policy_id, u32 sw_if_index); typedef int (*abf_itf_attach_walk_cb_t) (index_t aii, void *ctx0); extern void abf_itf_attach_walk (abf_itf_attach_walk_cb_t cb, void *ctx); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */ #endif