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/*
* Ouroboros - Copyright (C) 2016 - 2017
*
* PDU Forwarding Function
*
* Dimitri Staessens <dimitri.staessens@ugent.be>
* Sander Vrijders <sander.vrijders@ugent.be>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#ifndef OUROBOROS_IPCPD_NORMAL_PFF_H
#define OUROBOROS_IPCPD_NORMAL_PFF_H
#include <stdint.h>
/*
* PFF will take a type in the future,
* to allow different policies.
* Only 1 fd per next hop for now.
*/
struct pff * pff_create(void);
void pff_destroy(struct pff * instance);
void pff_lock(struct pff * instance);
void pff_unlock(struct pff * instance);
int pff_add(struct pff * instance,
uint64_t addr,
int fd);
int pff_update(struct pff * instance,
uint64_t addr,
int fd);
int pff_remove(struct pff * instance,
uint64_t addr);
void pff_flush(struct pff * instance);
/* Returns fd towards next hop */
int pff_nhop(struct pff * instance,
uint64_t addr);
#endif /* OUROBOROS_IPCPD_NORMAL_PFF_H */
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