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/*
* Copyright (c) 2019 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.
*/
/**
* @file hicn_model.h
* @brief This file contains main calls for hICN events coresponding to the hICN yang models
*/
#ifndef __IETF_HICN_H__
#define __IETF_HICN_H__
#include "../hicn_vpp_comm.h"
#include <vapi/hicn.api.vapi.h>
/**
* @brief Align memory to one page boundary
*/
#define MEM_ALIGN 4096
/**
* @brief 32 bits = 4 bytes
*/
#define B32 4
/**
* @brief 64bits = 8 bytes
*/
#define B64 8
/**
* @brief 128 bits = 16 bytes
*/
#define B128 16
/**
* @brief set number of lock to 5
*/
#define NLOCKS 5
/**
* @brief initialize all locks by 0, better to initialize by 0 :)
*/
#define LOCK_INIT 0
/**
* @brief enumeration for the locks
*/
enum locks_name {lstate, lstrategy, lstrategies, lroute, lfaces};
// It is a coarse grain approach later can be changed to fine grained
/**
* @brief This indicates the number of leaves for the hICN state
*/
#define NSTATE_LEAVES 15
/**
* @brief This indicates the number of leaves for strategy
*/
#define NSTRATEGY_LEAVES 1
/**
* @brief This indicates the number of leaves for strategies
*/
#define NSTRATEGIES_LEAVES 2
/**
* @brief This indicates the maximum faces which can be read as operational data
*/
#define MAX_FACE_POOL 100
/**
* @brief This indicates the maximum routes which can be read as operational data
*/
#define MAX_ROUTE_POOL 100
/**
* @brief This indicates the number of leaves for faces
*/
#define FACES_CHILDREN 9 /*this is the number of children of each leave in face except the key*/
/**
* @brief This indicates the number of leaves for routes
*/
#define ROUTES_CHILDREN 2 /*this is the number of children of each leave in face except the key*/
typedef struct __attribute__ ((__packed__)) {
int32_t retval;
uint64_t pkts_processed;
uint64_t pkts_interest_count;
uint64_t pkts_data_count;
uint64_t pkts_from_cache_count;
uint64_t pkts_no_pit_count;
uint64_t pit_expired_count;
uint64_t cs_expired_count;
uint64_t cs_lru_count;
uint64_t pkts_drop_no_buf;
uint64_t interests_aggregated;
uint64_t interests_retx;
uint64_t interests_hash_collision;
uint64_t pit_entries_count;
uint64_t cs_entries_count;
uint64_t cs_entries_ntw_count;
} hicn_state_t;
typedef struct __attribute__ ((__packed__)) {
uint8_t n_strategies;
uint32_t strategy_id[256];
int32_t retval;
} hicn_strategies_t;
typedef struct __attribute__ ((__packed__)) {
uint32_t faceid;
uint32_t intfc;
uint64_t irx_packets;
uint64_t irx_bytes;
uint64_t itx_packets;
uint64_t itx_bytes;
uint64_t drx_packets;
uint64_t drx_bytes;
uint64_t dtx_packets;
uint64_t dtx_bytes;
} hicn_face_inf_t;
typedef struct __attribute__ ((__packed__)) {
u32 route_id;
vapi_type_prefix prefix;
u32 faceids[5];
u8 nfaces;
u32 strategy_id;
} hicn_route_inf_t;
/**
* @brief This is the link list to maintain the statistics of the faces
*/
struct hicn_faces_s{
hicn_face_inf_t face;
struct hicn_faces_s * next;
};
typedef struct __attribute__ ((__packed__)) {
uint32_t nface;
struct hicn_faces_s * next;
} hicn_faces_t;
/**
* @brief This is the link list to maintain the route informations
*/
struct hicn_routes_s{
hicn_route_inf_t route;
struct hicn_routes_s * next;
};
typedef struct __attribute__ ((__packed__)) {
uint32_t nroute;
struct hicn_routes_s * next;
} hicn_routes_t;
/**
* @brief This function subscribes the hICN evens consisting of all RPCs
* as well as operational data
*/
int hicn_subscribe_events(sr_session_ctx_t *session,
sr_subscription_ctx_t **subscription);
#endif /* __IETF_HICN_H__ */
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