cnet_route4.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright (c) 2016-2022 Intel Corporation
 */
 
#ifndef __CNET_ROUTE4_H
#define __CNET_ROUTE4_H
 
#include <net/ethernet.h>        // for ether_addr
#include <stdint.h>              // for uint16_t, uint8_t, uint32_t
#include <sys/queue.h>           // for TAILQ_ENTRY
 
#include "cne_common.h"        // for __cne_cache_aligned
#include "cnet_const.h"        // for match_t, rt_attach_t, vfunc_t
#include "cne_inet.h"          // for in_caddr
#include "cnet_stk.h"          // for this_stk
#include "cnet_route.h"
 
struct netif;
#ifdef __cplusplus
extern "C" {
#endif
 
#define RT4_NEXT_INDEX_SHIFT 24UL /* use the upper 8 bits for next index value */
 
/* Routing Table entry for Internet protocol addresses */
struct rt4_entry {
    struct in_addr nexthop; 
    struct in_addr netmask; 
    struct in_addr gateway; 
    struct in_addr subnet;  
    uint32_t flags;         
    uint16_t netif_idx;     
    uint16_t timo;          
    uint16_t metric;        
} __cne_cache_aligned;
 
CNDP_API int cnet_route4_create(struct cnet *cnet, uint32_t num_rules, uint32_t num_tbl8s);
 
CNDP_API int cnet_route4_destroy(struct cnet *cnet);
 
CNDP_API struct rt4_entry *cnet_route4_alloc(void);
 
CNDP_API int cnet_route4_alloc_bulk(struct rt4_entry **rt, int n);
 
CNDP_API void cnet_route4_free(struct rt4_entry *entry);
 
CNDP_API void cnet_route4_free_bulk(struct rt4_entry **entry, int n);
 
CNDP_API void cne_route4_timer(void);
 
CNDP_API int cne_route4_notify(void);
 
CNDP_API int cnet_route4_insert(int netif_idx, struct in_addr *dst, struct in_addr *netmask,
                                struct in_addr *gate, uint8_t metric, uint16_t timo);
 
CNDP_API int cnet_route4_delete(struct in_addr *ipaddr);
 
CNDP_API int cnet_route4_get_bulk(uint64_t *nh, struct rt4_entry **rt, int n);
 
CNDP_API struct rt4_entry *cnet_route4_get(uint64_t nh);
 
CNDP_API int cnet_route4_show(void);
 
#ifdef __cplusplus
}
#endif
 
#endif /* __CNET_ROUTE4_H */