incubator-nuttx/net/ieee802154/ieee802154_poll.c

98 lines
3.0 KiB
C

/****************************************************************************
* net/ieee802154/ieee802154_poll.c
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <assert.h>
#include <debug.h>
#include <nuttx/net/netconfig.h>
#include <nuttx/net/radiodev.h>
#include <nuttx/net/ieee802154.h>
#include "devif/devif.h"
#include "ieee802154/ieee802154.h"
#ifdef CONFIG_NET_IEEE802154
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: ieee802154_poll
*
* Description:
* Poll a packet "connection" structure for availability of TX data
*
* Input Parameters:
* dev - The device driver structure to use in the send operation
* conn - The packet "connection" to poll for TX data
*
* Returned Value:
* None
*
* Assumptions:
* The network is locked.
*
****************************************************************************/
void ieee802154_poll(FAR struct net_driver_s *dev,
FAR struct ieee802154_conn_s *conn)
{
FAR struct radio_driver_s *radio;
DEBUGASSERT(dev != NULL && conn != NULL);
radio = (FAR struct radio_driver_s *)dev;
/* Verify that the packet connection is valid */
if (conn != NULL)
{
/* Setup for the application callback (NOTE: These should not be
* used by PF_IEEE802154 sockets).
*/
radio->r_dev.d_appdata = radio->r_dev.d_buf;
radio->r_dev.d_len = 0;
radio->r_dev.d_sndlen = 0;
/* Perform the application callback.
*
* REVISIT:
* Need to pass the meta data and the IOB through the callback.
*/
/* #warning Missing logic */
/* Perform the application callback */
ieee802154_callback(radio, conn, IEEE802154_POLL);
}
}
#endif /* CONFIG_NET && CONFIG_NET_PKT */