Steve Karg
1e889b633c
* Added Zephyr settings subsys to enable storing of BACnet values according to BACnet object property value path. * Added BACnet Basic features to enable basic samples. Refactored the zephyr BACnet profile B-SS sample to use BACnet basic subsys.
67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/**
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* @file
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* @brief The BACnet/IPv4 datalink tasks for handling the device specific
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* data link layer
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* @author Steve Karg <skarg@users.sourceforge.net>
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* @date April 2024
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* @copyright SPDX-License-Identifier: MIT
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <string.h>
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/* BACnet definitions */
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#include "bacnet/bacdef.h"
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/* BACnet library API */
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#include "bacnet/basic/sys/mstimer.h"
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#include "bacnet/datalink/datalink.h"
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#include "bacnet/basic/object/netport.h"
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#if defined(BACDL_BIP)
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#include "bacnet_basic/bacnet_port_ipv4.h"
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#elif defined(BACDL_BIP6)
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#include "bacnet_basic/bacnet_port_ipv6.h"
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#endif
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/* me! */
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#include "bacnet_basic/bacnet_port.h"
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/* timer used to renew Foreign Device Registration */
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static struct mstimer BACnet_Task_Timer;
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/**
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* @brief Periodic tasks for the BACnet datalink layer
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*/
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void bacnet_port_task(void)
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{
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uint32_t elapsed_milliseconds = 0;
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uint32_t elapsed_seconds = 0;
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if (mstimer_expired(&BACnet_Task_Timer)) {
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/* 1 second tasks */
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mstimer_reset(&BACnet_Task_Timer);
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/* presume that the elapsed time is the interval time */
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elapsed_milliseconds = mstimer_interval(&BACnet_Task_Timer);
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elapsed_seconds = elapsed_milliseconds / 1000;
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#if defined(BACDL_BIP)
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bacnet_port_ipv4_task(elapsed_seconds);
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#elif defined(BACDL_BIP6)
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bacnet_port_ipv6_task(elapsed_seconds);
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#endif
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}
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}
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/**
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* @brief Initialize the datalink network port
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*/
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bool bacnet_port_init(void)
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{
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bool status = false;
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/* start the 1 second timer for non-critical cyclic tasks */
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mstimer_set(&BACnet_Task_Timer, 1000L);
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#if defined(BACDL_BIP)
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status = bacnet_port_ipv4_init();
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#elif defined(BACDL_BIP6)
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status = bacnet_port_ipv6_init();
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#endif
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return status;
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}
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