/** * Copyright (c) 2014 - 2018, Nordic Semiconductor ASA * * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form, except as embedded into a Nordic * Semiconductor ASA integrated circuit in a product or a software update for * such product, must reproduce the above copyright notice, this list of * conditions and the following disclaimer in the documentation and/or other * materials provided with the distribution. * * 3. Neither the name of Nordic Semiconductor ASA nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * 4. This software, with or without modification, must only be used with a * Nordic Semiconductor ASA integrated circuit. * * 5. Any software provided in binary form under this license must not be reverse * engineered, decompiled, modified and/or disassembled. * * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ /** * @addtogroup ser_conn Connectivity application code * @ingroup ble_sdk_lib_serialization */ /** @file * * @defgroup ser_conn_handlers Events handlers in the Connectivity Chip * @{ * @ingroup ser_conn * * @brief Events handlers used to process high level events in the connectivity application. * * @details This file contains functions: processing the HAL Transport layer events, processing BLE * SoftDevice events, starting processing received packets. */ #ifndef SER_CONN_HANDLERS_H__ #define SER_CONN_HANDLERS_H__ #include #include "nordic_common.h" #include "app_util.h" #include "ser_hal_transport.h" #ifdef BLE_STACK_SUPPORT_REQD #include "ble.h" #include "nrf_sdh_ble.h" #endif // BLE_STACK_SUPPORT_REQD #ifdef ANT_STACK_SUPPORT_REQD #include "nrf_sdh_ant.h" #endif // ANT_STACK_SUPPORT_REQD #ifdef __cplusplus extern "C" { #endif /** Maximum number of events in the application scheduler queue. */ #define SER_CONN_SCHED_QUEUE_SIZE 4u /** Maximum size of events data in the application scheduler queue aligned to 32 bits - this is * size of the buffers of the SoftDevice handler, which stores events pulled from the SoftDevice. */ #if defined(BLE_STACK_SUPPORT_REQD) && defined(ANT_STACK_SUPPORT_REQD) #define STACK_EVENT_MAX_SIZE MAX(NRF_SDH_BLE_EVT_BUF_SIZE, NRF_SDH_ANT_EVT_BUF_SIZE) #elif defined(BLE_STACK_SUPPORT_REQD) #define STACK_EVENT_MAX_SIZE NRF_SDH_BLE_EVT_BUF_SIZE #elif defined(ANT_STACK_SUPPORT_REQD) #define STACK_EVENT_MAX_SIZE NRF_SDH_ANT_EVT_BUF_SIZE #endif #define SER_CONN_SCHED_MAX_EVENT_DATA_SIZE ((CEIL_DIV(MAX(STACK_EVENT_MAX_SIZE, \ sizeof(uint32_t)), \ sizeof(uint32_t))) * \ sizeof(uint32_t)) /** @brief Prototype for function called when there is no free TX buffer and system is blocked */ typedef void (*ser_conn_on_no_mem_t)(void); /** * @brief A function for setting handler which should be called when serialization * is blocked waiting for TX buffer. * * @param handler Handler to be called whenever serialization failed to allocate TX buffer * */ void ser_conn_on_no_mem_handler_set(ser_conn_on_no_mem_t handler); /** * @brief A function called when TX buffer allocation failed. Serialization is always allocating TX * buffer in main context expecting that it will be freed from interrupt context. */ void ser_conn_on_no_mem_handler(void); /**@brief A function for processing the HAL Transport layer events. * * @param[in] event HAL Transport layer event. */ void ser_conn_hal_transport_event_handle(ser_hal_transport_evt_t event); /**@brief A function to call the function to process a packet when it is fully received. * * @retval NRF_SUCCESS Operation success. * @retval NRF_ERROR_NULL Operation failure. NULL pointer supplied. * @retval NRF_ERROR_INTERNAL Operation failure. Internal error ocurred. */ uint32_t ser_conn_rx_process(void); #ifdef BLE_STACK_SUPPORT_REQD /**@brief A function for processing BLE SoftDevice events. * * @details BLE events are put into application scheduler queue to be processed at a later time. * * @param[in] p_ble_evt A pointer to a BLE event. * @param[in] p_context A parameter to the handler. Not used. */ void ser_conn_ble_event_handle(ble_evt_t const * p_ble_evt, void * p_context); #endif // BLE_STACK_SUPPORT_REQD #ifdef ANT_STACK_SUPPORT_REQD /**@brief A function for processing ANT SoftDevice events. * * @details ANT events are put into application scheduler queue to be processed at a later time. * * @param[in] p_ant_evt A pointer to a BLE event. * @param[in] p_context A parameter to the handler. Not used. */ void ser_conn_ant_event_handle(ant_evt_t * p_ant_evt, void * p_context); #endif // ANT_STACK_SUPPORT_REQD #ifdef __cplusplus } #endif #endif /* SER_CONN_HANDLERS_H__ */ /** @} */