a752c7ab
 elopes
add first test an...
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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.
*/
/**
* @ingroup net_gnrc_mac
* @{
*
* @file
* @brief Definitions of internal functions of GNRC_MAC module
* @internal
* @author Daniel Krebs <github@daniel-krebs.net>
* @author Shuguo Zhuo <shuguo.zhuo@inria.fr>
*/
#ifndef NET_GNRC_MAC_INTERNAL_H
#define NET_GNRC_MAC_INTERNAL_H
#include <stdint.h>
#include "net/ieee802154.h"
#include "net/gnrc/mac/types.h"
#ifdef __cplusplus
extern "C" {
#endif
#if (GNRC_MAC_TX_QUEUE_SIZE != 0) || defined(DOXYGEN)
/**
* @brief Queues the packet into the related transmission packet queue in netdev_t::tx.
* Note that, in case the `gnrc_mac_tx_neighbor_t` structure is in used (indicated
* by `GNRC_MAC_NEIGHBOR_COUNT != 0`), this function queues the packet to
* the queue associated to the pkt's destination neighbor, including a
* `broadcast-neighbor` (neighbor id is `0` in netdev_t::tx::neighbors) which
* specifically stores broadcasting packets.
* On the other hand, if `gnrc_mac_tx_neighbor_t` structure is not in used (indicated
* by `GNRC_MAC_NEIGHBOR_COUNT == 0`), this function queues the packet into the single
* priority TX queue defined in in netdev_t::tx.
*
* @param[in,out] tx gnrc_mac transmission management object
* @param[in] priority the priority of @p pkt
* @param[in] pkt gnrc packet that will be queued
*
* @return true if queued successfully, otherwise false.
*/
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)
/**
* @brief Queues the packet into the reception packet queue in netdev_t::rx.
*
* @param[in,out] rx gnrc_mac reception management object
* @param[in] priority the priority of @p pkt
* @param[in] pkt gnrc packet that will be queued
*
* @return true if queued successfully, otherwise false.
*/
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)
/**
* @brief Dispatch all the packets stored in netdev_t::rx:dispatch_buffer to upper layer.
*
* @param[in,out] rx gnrc_mac reception management object
*/
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 */
/** @} */
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