csma_sender.h

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/*
 * Copyright (C) 2015 INRIA
 * Copyright (C) 2016 Freie Universität Berlin
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#ifndef NET_CSMA_SENDER_H
#define NET_CSMA_SENDER_H
 
#include <stdint.h>
 
#include "net/netdev.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef CONFIG_CSMA_SENDER_MIN_BE_DEFAULT
#define CONFIG_CSMA_SENDER_MIN_BE_DEFAULT          (3U)
#endif
 
#ifndef CONFIG_CSMA_SENDER_MAX_BE_DEFAULT
#define CONFIG_CSMA_SENDER_MAX_BE_DEFAULT          (5U)
#endif
 
#ifndef CONFIG_CSMA_SENDER_MAX_BACKOFFS_DEFAULT
#define CONFIG_CSMA_SENDER_MAX_BACKOFFS_DEFAULT    (4U)
#endif
 
#ifndef CONFIG_CSMA_SENDER_BACKOFF_PERIOD_UNIT
#define CONFIG_CSMA_SENDER_BACKOFF_PERIOD_UNIT     (320U)
#endif
typedef struct {
    uint8_t min_be;             
    uint8_t max_be;             
    uint16_t max_backoffs;      
    uint32_t backoff_period;    
} csma_sender_conf_t;
 
extern const csma_sender_conf_t CSMA_SENDER_CONF_DEFAULT;
 
int csma_sender_csma_ca_send(netdev_t *dev, iolist_t *iolist,
                             const csma_sender_conf_t *conf);
 
int csma_sender_cca_send(netdev_t *dev, iolist_t *iolist);
 
#ifdef __cplusplus
}
#endif
 
#endif /* NET_CSMA_SENDER_H */