/*
 * Ouroboros - Copyright (C) 2016
 *
 * API for applications
 *
 *    Sander Vrijders <sander.vrijders@intec.ugent.be>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <unistd.h>
#include <stdint.h>

#include <ouroboros/qos.h>
#include <ouroboros/flow.h>

#ifndef OUROBOROS_DEV_H
#define OUROBOROS_DEV_H

#define UNKNOWN_AE "__UNKNOWN_AE__"

/* These calls should be removed once we write the ouroboros OS. */
int     ap_init(char * ap_name);
void    ap_fini(void);

/* Returns file descriptor (> 0) and client AE name */
int     flow_accept(char ** ae_name);
int     flow_alloc_resp(int fd, int result);

/* Returns file descriptor */
int     flow_alloc(char * dst_name,
                   char * src_ae_name,
                   struct qos_spec * qos);

/* If flow is accepted returns a value > 0 */
int     flow_alloc_res(int fd);
int     flow_dealloc(int fd);

/* Wraps around fnctl */
int     flow_cntl(int fd, int cmd, int oflags);
ssize_t flow_write(int fd, void * buf, size_t count);
ssize_t flow_read(int fd, void * buf, size_t count);

#endif