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/*
 * Ouroboros - Copyright (C) 2016 - 2021
 *
 * Additional API for IPCPs
 *
 *    Dimitri Staessens <dimitri.staessens@ugent.be>
 *    Sander Vrijders   <sander.vrijders@ugent.be>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * version 2.1 as published by the Free Software Foundation.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., http://www.fsf.org/about/contact/.
 */

#include <ouroboros/shm_rdrbuff.h>
#include <ouroboros/qoscube.h>

#ifndef OUROBOROS_IPCP_DEV_H
#define OUROBOROS_IPCP_DEV_H

int   ipcp_create_r(int result);

int   ipcp_flow_req_arr(const uint8_t * dst,
                        size_t           len,
                        qosspec_t        qs,
                        const void *     data,
                        size_t           dlen);

int    ipcp_flow_alloc_reply(int        fd,
                             int          response,
                             const void * data,
                             size_t       len);

int    ipcp_flow_read(int                   fd,
                      struct shm_du_buff ** sdb);

int    ipcp_flow_write(int                  fd,
                       struct shm_du_buff * sdb);

int    ipcp_flow_fini(int fd);

int    ipcp_flow_get_qoscube(int         fd,
                             qoscube_t * cube);

size_t ipcp_flow_queued(int fd);

int    ipcp_sdb_reserve(struct shm_du_buff ** sdb,
                        size_t                len);

void   ipcp_sdb_release(struct shm_du_buff * sdb);

#endif /* OUROBOROS_IPCP_DEV_H */