97 lines
3.0 KiB
C
97 lines
3.0 KiB
C
/****************************************************************************
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* net/ieee802154/ieee802154_poll.c
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* Poll for the availability of ougoing IEEE 802.15.4 frames
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <assert.h>
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#include <debug.h>
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#include <nuttx/net/netconfig.h>
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#include <nuttx/net/radiodev.h>
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#include <nuttx/net/ieee802154.h>
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#include "devif/devif.h"
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#include "ieee802154/ieee802154.h"
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#ifdef CONFIG_NET_IEEE802154
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: ieee802154_poll
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*
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* Description:
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* Poll a packet "connection" structure for availability of TX data
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*
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* Input Parameters:
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* dev - The device driver structure to use in the send operation
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* conn - The packet "connection" to poll for TX data
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*
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* Returned Value:
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* None
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*
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* Assumptions:
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* The network is locked.
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*
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****************************************************************************/
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void ieee802154_poll(FAR struct net_driver_s *dev,
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FAR struct ieee802154_conn_s *conn)
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{
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FAR struct radio_driver_s *radio;
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DEBUGASSERT(dev != NULL && conn != NULL);
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radio = (FAR struct radio_driver_s *)dev;
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/* Verify that the packet connection is valid */
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if (conn != NULL)
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{
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/* Setup for the application callback (NOTE: These should not be
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* used by PF_IEEE802154 sockets).
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*/
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radio->r_dev.d_appdata = radio->r_dev.d_buf;
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radio->r_dev.d_len = 0;
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radio->r_dev.d_sndlen = 0;
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/* Perform the application callback.
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*
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* REVISIT:
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* Need to pass the meta data and the IOB through the callback.
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*/
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/* #warning Missing logic */
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/* Perform the application callback */
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ieee802154_callback(radio, conn, IEEE802154_POLL);
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}
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}
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#endif /* CONFIG_NET && CONFIG_NET_PKT */
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