internal.h

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/*
 * Copyright (C) 2015 Daniel Krebs
 *               2016 INRIA
 *
 * 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_GNRC_MAC_INTERNAL_H
#define NET_GNRC_MAC_INTERNAL_H
 
#include <stdint.h>
 
#include "net/ieee802154.h"
#include "net/gnrc/netif.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
static inline bool gnrc_netif_get_rx_started(gnrc_netif_t *netif)
{
    return (netif->mac.mac_info & GNRC_NETIF_MAC_INFO_RX_STARTED);
}
 
static inline void gnrc_netif_set_rx_started(gnrc_netif_t *netif, bool rx_started)
{
    if (rx_started) {
        netif->mac.mac_info |= GNRC_NETIF_MAC_INFO_RX_STARTED;
    }
    else {
        netif->mac.mac_info &= ~GNRC_NETIF_MAC_INFO_RX_STARTED;
    }
}
 
static inline gnrc_mac_tx_feedback_t gnrc_netif_get_tx_feedback(gnrc_netif_t *netif)
{
    return (gnrc_mac_tx_feedback_t)(netif->mac.mac_info &
                                    GNRC_NETIF_MAC_INFO_TX_FEEDBACK_MASK);
}
 
static inline void gnrc_netif_set_tx_feedback(gnrc_netif_t *netif,
                                              gnrc_mac_tx_feedback_t txf)
{
    /* check if gnrc_mac_tx_feedback does not collide with
     * GNRC_NETIF_MAC_INFO_RX_STARTED */
    assert(!(txf & GNRC_NETIF_MAC_INFO_RX_STARTED));
    /* unset previous value */
    netif->mac.mac_info &= ~GNRC_NETIF_MAC_INFO_TX_FEEDBACK_MASK;
    netif->mac.mac_info |= (uint16_t)(txf & GNRC_NETIF_MAC_INFO_TX_FEEDBACK_MASK);
}
 
#if (GNRC_MAC_TX_QUEUE_SIZE != 0) || defined(DOXYGEN)
bool gnrc_mac_queue_tx_packet(gnrc_mac_tx_t *tx, uint32_t priority, gnrc_pktsnip_t *pkt);
#endif /* (GNRC_MAC_TX_QUEUE_SIZE != 0) || defined(DOXYGEN) */
 
#if (GNRC_MAC_RX_QUEUE_SIZE != 0) || defined(DOXYGEN)
bool gnrc_mac_queue_rx_packet(gnrc_mac_rx_t *rx, uint32_t priority, gnrc_pktsnip_t *pkt);
#endif /* (GNRC_MAC_RX_QUEUE_SIZE != 0) || defined(DOXYGEN) */
 
#if (GNRC_MAC_DISPATCH_BUFFER_SIZE != 0) || defined(DOXYGEN)
void gnrc_mac_dispatch(gnrc_mac_rx_t *rx);
#endif /* (GNRC_MAC_DISPATCH_BUFFER_SIZE != 0) || defined(DOXYGEN) */
 
#ifdef __cplusplus
}
#endif
 
#endif /* NET_GNRC_MAC_INTERNAL_H */