Zigbee Application Framework Event releated macros and definitions.

License#

Copyright 2021 Silicon Laboratories Inc. www.silabs.com

The licensor of this software is Silicon Laboratories Inc. Your use of this software is governed by the terms of Silicon Labs Master Software License Agreement (MSLA) available at www.silabs.com/about-us/legal/master-software-license-agreement. This software is distributed to you in Source Code format and is governed by the sections of the MSLA applicable to Source Code.

/***************************************************************************/
#ifndef ZIGBEE_APP_FRAMEWORK_EVENT_H
#define ZIGBEE_APP_FRAMEWORK_EVENT_H

#include PLATFORM_HEADER
#include "event_queue/event-queue.h"
#include "stack/include/ember-types.h"

#ifdef SL_COMPONENT_CATALOG_PRESENT
#include "sl_component_catalog.h"
#endif // SL_COMPONENT_CATALOG_PRESENT

#ifdef SL_CATALOG_ZIGBEE_CORE_CLI_PRESENT
#include "zigbee_core_cli_config.h"
#endif // SL_CATALOG_ZIGBEE_CORE_CLI_PRESENT

typedef EmberEvent sl_zigbee_event_t;

// @{

void sl_zigbee_af_isr_event_init(sl_zigbee_event_t *event,
                                 void (*handler)(sl_zigbee_event_t *));

#if defined(DOXYGEN_SHOULD_SKIP_THIS)
void sl_zigbee_event_init(sl_zigbee_event_t *event,
                          void (*handler)(sl_zigbee_event_t *));
#else
#if (SL_ZIGBEE_EVENT_DEBUG_ENABLED)
  #define sl_zigbee_event_init(event, handler)                     \
  do {                                                             \
    sli_zigbee_event_init((event), (void *)(handler), 0xFF, 0xFF); \
    ((event)->actions).name = (#event);                            \
  } while (0)
#else
  #define sl_zigbee_event_init(event, handler) \
  sli_zigbee_event_init((event), (void *)(handler), 0xFF, 0xFF);
#endif // SL_ZIGBEE_EVENT_DEBUG_ENABLED
#endif // DOXYGEN_SHOULD_SKIP_THIS

#if defined(DOXYGEN_SHOULD_SKIP_THIS)
void sl_zigbee_event_set_delay_ms(sl_zigbee_event_t *event, uint32_t delay);
#else
#define sl_zigbee_event_set_delay_ms(event, delay) \
  emberEventSetDelayMs(sli_zigbee_get_event_ptr((event), 0xFF), (delay))
#endif // DOXYGEN_SHOULD_SKIP_THIS

#if defined(DOXYGEN_SHOULD_SKIP_THIS)
void sl_zigbee_event_set_active(sl_zigbee_event_t *event);
#else
#define sl_zigbee_event_set_active(event) \
  emberEventSetActive(sli_zigbee_get_event_ptr((event), 0xFF))
#endif // DOXYGEN_SHOULD_SKIP_THIS

#if defined(DOXYGEN_SHOULD_SKIP_THIS)
void sl_zigbee_event_set_inactive(sl_zigbee_event_t *event);
#else
#define sl_zigbee_event_set_inactive(event) \
  emberEventSetInactive(sli_zigbee_get_event_ptr((event), 0xFF))
#endif // DOXYGEN_SHOULD_SKIP_THIS

#if defined(DOXYGEN_SHOULD_SKIP_THIS)
bool sl_zigbee_event_is_scheduled(sl_zigbee_event_t *event);
#else
#define sl_zigbee_event_is_scheduled(event) \
  emberEventIsScheduled(sli_zigbee_get_event_ptr((event), 0xFF))
#endif // DOXYGEN_SHOULD_SKIP_THIS

#if defined(DOXYGEN_SHOULD_SKIP_THIS)
uint32_t sl_zigbee_event_get_remaining_ms(sl_zigbee_event_t *event);
#else
#define sl_zigbee_event_get_remaining_ms(event) \
  emberEventGetRemainingMs(sli_zigbee_get_event_ptr((event), 0xFF))
#endif // DOXYGEN_SHOULD_SKIP_THIS
 // end of name API // end of zigbee_event

//------------------------------------------------------------------------------
// Internal

#if !defined(DOXYGEN_SHOULD_SKIP_THIS)

// The data field is currently utilized as follows:
// byte 0 is a control field, whereas:
// - bit 0 is a flag indicating whether the event is multiplexed by network
// - bit 1 is a flag indicating whether the event is multiplexed by endpoint
// - bits [2-3] are used to store the network index (if the event is multiplexed
//              by network)
// - bits [4-7] are currently unused
// byte 1 is used to store the endpoint (if the event is multiplexed by endpoint)
// bytes [2-3] are unused
#define SLI_ZIGBEE_EVENT_CONTROL_FIELD_MASK             0x000000FFu
#define SLI_ZIGBEE_EVENT_CONTROL_FIELD_OFFSET           0u
#define SLI_ZIGBEE_EVENT_CONTROL_IS_NETWORK_EVENT_BIT   0x01u
#define SLI_ZIGBEE_EVENT_CONTROL_IS_ENDPOINT_EVENT_BIT  0x02u
#define SLI_ZIGBEE_EVENT_CONTROL_NETWORK_INDEX_MASK     0x0Cu
#define SLI_ZIGBEE_EVENT_CONTROL_NETWORK_INDEX_OFFSET   2u
#define SLI_ZIGBEE_EVENT_CONTROL_UNUSED_MASK            0xF0u
#define SLI_ZIGBEE_EVENT_ENDPOINT_FIELD_MASK            0x0000FF00u
#define SLI_ZIGBEE_EVENT_ENDPOINT_FIELD_OFFSET          8u

#define sli_zigbee_event_get_control_field(event)                  \
  ((uint8_t)(((event)->data & SLI_ZIGBEE_EVENT_CONTROL_FIELD_MASK) \
             >> SLI_ZIGBEE_EVENT_CONTROL_FIELD_OFFSET))

#define sli_zigbee_event_set_control_field(event, control)                            \
  do {                                                                                \
    (event)->data &= ~SLI_ZIGBEE_EVENT_CONTROL_FIELD_MASK;                            \
    (event)->data |= (((uint8_t)(control)) << SLI_ZIGBEE_EVENT_CONTROL_FIELD_OFFSET); \
  } while (0)

#define sli_zigbee_event_is_network_event(event) \
  ((sli_zigbee_event_get_control_field(event)    \
    & SLI_ZIGBEE_EVENT_CONTROL_IS_NETWORK_EVENT_BIT) > 0)

#define sli_zigbee_event_set_network_event(event)                                          \
  do {                                                                                     \
    uint8_t control = sli_zigbee_event_get_control_field(event);                           \
    sli_zigbee_event_set_control_field((event),                                            \
                                       (control                                            \
                                        | SLI_ZIGBEE_EVENT_CONTROL_IS_NETWORK_EVENT_BIT)); \
  } while (0)

#define sli_zigbee_event_is_endpoint_event(event) \
  ((sli_zigbee_event_get_control_field(event)     \
    & SLI_ZIGBEE_EVENT_CONTROL_IS_ENDPOINT_EVENT_BIT) > 0)

#define sli_zigbee_event_set_endpoint_event(event)                                          \
  do {                                                                                      \
    uint8_t control = sli_zigbee_event_get_control_field(event);                            \
    sli_zigbee_event_set_control_field((event),                                             \
                                       (control                                             \
                                        | SLI_ZIGBEE_EVENT_CONTROL_IS_ENDPOINT_EVENT_BIT)); \
  } while (0)

#define sli_zigbee_event_get_network_index(event)            \
  ((uint8_t)((sli_zigbee_event_get_control_field(event)      \
              & SLI_ZIGBEE_EVENT_CONTROL_NETWORK_INDEX_MASK) \
             >> SLI_ZIGBEE_EVENT_CONTROL_NETWORK_INDEX_OFFSET))

#define sli_zigbee_event_set_network_index(event, network_index)                                \
  do {                                                                                          \
    uint8_t control = sli_zigbee_event_get_control_field(event);                                \
    sli_zigbee_event_set_control_field((event),                                                 \
                                       (control                                                 \
                                        | ((network_index)                                      \
                                           << SLI_ZIGBEE_EVENT_CONTROL_NETWORK_INDEX_OFFSET))); \
  } while (0)

#define sli_zigbee_event_get_endpoint(event)                        \
  ((uint8_t)(((event)->data & SLI_ZIGBEE_EVENT_ENDPOINT_FIELD_MASK) \
             >> SLI_ZIGBEE_EVENT_ENDPOINT_FIELD_OFFSET))

#define sli_zigbee_event_set_endpoint(event, endpoint)                                  \
  do {                                                                                  \
    (event)->data &= ~SLI_ZIGBEE_EVENT_ENDPOINT_FIELD_MASK;                             \
    (event)->data |= (((uint8_t)(endpoint)) << SLI_ZIGBEE_EVENT_ENDPOINT_FIELD_OFFSET); \
  } while (0)

void sli_zigbee_event_init(sl_zigbee_event_t *event,
                           void *handler,
                           uint8_t network_index,
                           uint8_t endpoint);

sl_zigbee_event_t* sli_zigbee_get_event_ptr(sl_zigbee_event_t *event,
                                            uint8_t endpoint);

extern EmberEventQueue sli_zigbee_af_app_event_queue;
#define sli_zigbee_ms_to_next_app_framework_event() \
  emberMsToNextQueueEvent(&sli_zigbee_af_app_event_queue)

#define sli_zigbee_run_events() \
  emberRunEventQueue(&sli_zigbee_af_app_event_queue)

#if (SL_ZIGBEE_EVENT_DEBUG_ENABLED)
  #define sl_zigbee_endpoint_event_init(event, handler, endpoint)        \
  do {                                                                   \
    sli_zigbee_event_init((event), (void *)(handler), 0xFF, (endpoint)); \
    ((event)->actions).name = (#event);                                  \
  } while (0)
#else
  #define sl_zigbee_endpoint_event_init(event, handler, endpoint) \
  sli_zigbee_event_init((event), (void *)(handler), 0xFF, (endpoint));
#endif // SL_ZIGBEE_EVENT_DEBUG_ENABLED

void sli_zigbee_network_event_init(sl_zigbee_event_t *event,
                                   void (*handler)(sl_zigbee_event_t *));

#if (SL_ZIGBEE_EVENT_DEBUG_ENABLED)
  #define sl_zigbee_network_event_init(event, handler) \
  do {                                                 \
    sli_zigbee_network_event_init((event), (handler)); \
    ((event)->actions).name = (#event);                \
  } while (0)
#else
  #define sl_zigbee_network_event_init(event, handler) \
  sli_zigbee_network_event_init((event), (handler));
#endif // SL_ZIGBEE_EVENT_DEBUG_ENABLED

#define sl_zigbee_event_set_delay_qs(event, delay) \
  emberEventSetDelayMs(sli_zigbee_get_event_ptr((event), 0xFF), ((delay) * 250u))

// For conversion from minutes to ms, multiply by 60,000 instead of << 16
// This leads to a 10% difference between the time requested vs the actual time
// leading to a large discrepancy for longer delays
#define sl_zigbee_event_set_delay_minutes(event, delay) \
  emberEventSetDelayMs(sli_zigbee_get_event_ptr((event), 0xFF), ((delay) * 60000u))

#define sl_zigbee_endpoint_event_set_delay_ms(event, endpoint, delay) \
  emberEventSetDelayMs(sli_zigbee_get_event_ptr((event), (endpoint)), (delay))

#define sl_zigbee_endpoint_event_set_delay_qs(event, endpoint, delay) \
  emberEventSetDelayMs(sli_zigbee_get_event_ptr((event), (endpoint)), ((delay) * 250u))

// For conversion from minutes to ms, multiply by 60,000 instead of << 16
// This leads to a 10% difference between the time requested vs the actual time
// leading to a large discrepancy for longer delays
#define sl_zigbee_endpoint_event_set_delay_minutes(event, endpoint, delay) \
  emberEventSetDelayMs(sli_zigbee_get_event_ptr((event), (endpoint)), ((delay) * 60000u))

#define sl_zigbee_endpoint_event_set_active(event, endpoint) \
  emberEventSetActive(sli_zigbee_get_event_ptr((event), (endpoint)))

#define sl_zigbee_endpoint_event_set_inactive(event, endpoint) \
  emberEventSetInactive(sli_zigbee_get_event_ptr((event), (endpoint)))

#define sl_zigbee_endpoint_event_is_scheduled(event, endpoint) \
  emberEventIsScheduled(sli_zigbee_get_event_ptr((event), (endpoint)))

#define sl_zigbee_endpoint_event_get_remaining_ms(event, endpoint) \
  emberEventGetRemainingMs(sli_zigbee_get_event_ptr((event), (endpoint)))

#endif // !DOXYGEN_SHOULD_SKIP_THIS

#endif // ZIGBEE_APP_FRAMEWORK_EVENT_H

API#

void
sl_zigbee_af_isr_event_init(sl_zigbee_event_t *event, void(*handler)(sl_zigbee_event_t *))

Application event initialization routine for events intended to be activated in ISR. An event that is activated in ISR context must be initialized using this API. Such event can only be scheduled to expire immediately using sl_zigbee_event_set_active. The event handler will be executed from DSR context either from the application main loop in a bare metal setup or in the Application Framework Task main loop in an OS setup. Any attempt to schedule a non zero delay or deactivation for an event initialized as ISR event will result in an assert.

void
sl_zigbee_event_init(sl_zigbee_event_t *event, void(*handler)(sl_zigbee_event_t *))

Application event initialization routine. Every application event must be initialized.

void
sl_zigbee_event_set_delay_ms(sl_zigbee_event_t *event, uint32_t delay)

Schedule an event to run after a delay expressed in milliseconds.

void
sl_zigbee_event_set_active(sl_zigbee_event_t *event)

Schedule an event to run immediately.

void
sl_zigbee_event_set_inactive(sl_zigbee_event_t *event)

Cancel an event.

bool
sl_zigbee_event_is_scheduled(sl_zigbee_event_t *event)

Returns true if the event is scheduled to run, false otherwise.

uint32_t
sl_zigbee_event_get_remaining_ms(sl_zigbee_event_t *event)

Returns the number of milliseconds before the event runs, or -1 if the event is not scheduled to run.

Typedefs#

typedef EmberEvent

ZigBee application event.

API Documentation#

sl_zigbee_af_isr_event_init#

void sl_zigbee_af_isr_event_init (sl_zigbee_event_t *event, void(*handler)(sl_zigbee_event_t *))

Application event initialization routine for events intended to be activated in ISR. An event that is activated in ISR context must be initialized using this API. Such event can only be scheduled to expire immediately using sl_zigbee_event_set_active. The event handler will be executed from DSR context either from the application main loop in a bare metal setup or in the Application Framework Task main loop in an OS setup. Any attempt to schedule a non zero delay or deactivation for an event initialized as ISR event will result in an assert.

Parameters
[in]event

A pointer to the sl_zigbee_event_t object to be initialized. Event objects must be global.

[in]handler

Handler function that shall be called when the event runs.


Definition at line 110 of file app/framework/common/zigbee_app_framework_event.h

sl_zigbee_event_init#

void sl_zigbee_event_init (sl_zigbee_event_t *event, void(*handler)(sl_zigbee_event_t *))

Application event initialization routine. Every application event must be initialized.

Parameters
[in]event

A pointer to the sl_zigbee_event_t object to be initalized. Event objects must be global.

[in]handler

Handler function that shall be called when the event runs.


Definition at line 122 of file app/framework/common/zigbee_app_framework_event.h

sl_zigbee_event_set_delay_ms#

void sl_zigbee_event_set_delay_ms (sl_zigbee_event_t *event, uint32_t delay)

Schedule an event to run after a delay expressed in milliseconds.

Parameters
[in]event

A pointer to the sl_zigbee_event_t object to be scheduled to run after a delay.

[in]delay

The delay in milliseconds after which the event shall run.


Definition at line 145 of file app/framework/common/zigbee_app_framework_event.h

sl_zigbee_event_set_active#

void sl_zigbee_event_set_active (sl_zigbee_event_t *event)

Schedule an event to run immediately.

Parameters
[in]event

A pointer to the sl_zigbee_event_t object to be scheduled to run immediately.


Definition at line 157 of file app/framework/common/zigbee_app_framework_event.h

sl_zigbee_event_set_inactive#

void sl_zigbee_event_set_inactive (sl_zigbee_event_t *event)

Cancel an event.

Parameters
[in]event

A pointer to the sl_zigbee_event_t object to be cancelled.


Definition at line 169 of file app/framework/common/zigbee_app_framework_event.h

sl_zigbee_event_is_scheduled#

bool sl_zigbee_event_is_scheduled (sl_zigbee_event_t *event)

Returns true if the event is scheduled to run, false otherwise.

Parameters
[in]event

A pointer to an sl_zigbee_event_t object.

Returns

  • true if the passed event is scheduled to run, false otherwise.


Definition at line 182 of file app/framework/common/zigbee_app_framework_event.h

sl_zigbee_event_get_remaining_ms#

uint32_t sl_zigbee_event_get_remaining_ms (sl_zigbee_event_t *event)

Returns the number of milliseconds before the event runs, or -1 if the event is not scheduled to run.

Parameters
[in]event

A pointer to an sl_zigbee_event_t object.

Returns

  • The number of milliseconds before the event runs, or -1 if the event is not scheduled to run.


Definition at line 197 of file app/framework/common/zigbee_app_framework_event.h

Typedef Documentation#

sl_zigbee_event_t#

typedef EmberEvent sl_zigbee_event_t

ZigBee application event.


Definition at line 92 of file app/framework/common/zigbee_app_framework_event.h