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- /**
- * Copyright (c) 2014 - 2020, 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.
- *
- */
- #include <stdbool.h>
- #include <stdint.h>
- #include <stddef.h>
- #include "ser_sd_transport.h"
- #include "ser_hal_transport.h"
- #include "nrf_error.h"
- #include "app_error.h"
- #include "ble_serialization.h"
- #include "ser_dbg_sd_str.h"
- #include "ser_app_power_system_off.h"
- #include "app_util.h"
- #define NRF_LOG_MODULE_NAME ser_xfer
- #include "nrf_log.h"
- NRF_LOG_MODULE_REGISTER();
- #ifdef BLE_STACK_SUPPORT_REQD
- /** SoftDevice event handler. */
- static ser_sd_transport_evt_handler_t m_ble_evt_handler = NULL;
- #endif // BLE_STACK_SUPPORT_REQD
- #ifdef ANT_STACK_SUPPORT_REQD
- /** SoftDevice event handler for ANT events. */
- static ser_sd_transport_evt_handler_t m_ant_evt_handler = NULL;
- #endif // ANT_STACK_SUPPORT_REQD
- /** 'One time' handler called in task context while waiting for response to scheduled command. */
- static ser_sd_transport_rsp_wait_handler_t m_ot_rsp_wait_handler = NULL;
- /** Handler called in task context while waiting for response to scheduled command. */
- static ser_sd_transport_rsp_wait_handler_t m_os_rsp_wait_handler = NULL;
- /** Handler called in serial peripheral interrupt context when response is received. */
- static ser_sd_transport_rsp_set_handler_t m_os_rsp_set_handler = NULL;
- /** Handler called when hal_transport notifies that packet reception has started. */
- static ser_sd_transport_rx_notification_handler_t m_rx_notify_handler = NULL;
- /** User decoder handler for expected response packet. */
- static ser_sd_transport_rsp_handler_t m_rsp_dec_handler = NULL;
- /** Flag indicated whether module is waiting for response packet. */
- static volatile bool m_rsp_wait = false;
- /** SoftDevice call return value decoded by user decoder handler. */
- static uint32_t m_return_value;
- /**@brief Function for handling the rx packets comming from hal_transport.
- *
- * @details
- * This function is called in serial peripheral interrupt context. Response packets are handled in
- * this context. Events are passed to the application and it is up to application in which context
- * they are handled.
- *
- * @param[in] p_data Pointer to received data.
- * @param[in] length Size of data.
- */
- static void ser_sd_transport_rx_packet_handler(uint8_t * p_data, uint16_t length)
- {
- if (p_data && (length >= SER_PKT_TYPE_SIZE))
- {
- const uint8_t packet_type = p_data[SER_PKT_TYPE_POS];
- p_data += SER_PKT_TYPE_SIZE;
- length -= SER_PKT_TYPE_SIZE;
- switch (packet_type)
- {
- case SER_PKT_TYPE_RESP:
- case SER_PKT_TYPE_DTM_RESP:
- #ifdef ANT_STACK_SUPPORT_REQD
- case SER_PKT_TYPE_ANT_RESP:
- #endif // ANT_STACK_SUPPORT_REQD
- if (m_rsp_wait)
- {
- m_return_value = m_rsp_dec_handler(p_data, length);
- (void)ser_sd_transport_rx_free(p_data);
- /* Reset response flag - cmd_write function is pending on it.*/
- m_rsp_wait = false;
- /* If os handler is set, signal os that response has arrived.*/
- if (m_os_rsp_set_handler)
- {
- m_os_rsp_set_handler();
- }
- }
- else
- {
- /* Unexpected packet. */
- (void)ser_sd_transport_rx_free(p_data);
- APP_ERROR_HANDLER(packet_type);
- }
- break;
- #ifdef BLE_STACK_SUPPORT_REQD
- case SER_PKT_TYPE_EVT:
- /* It is ensured during opening that handler is not NULL. No check needed. */
- NRF_LOG_DEBUG("[EVT]: %s ", (uint32_t)ser_dbg_sd_evt_str_get(uint16_decode(&p_data[SER_EVT_ID_POS]))); // p_data points to EVT_ID
- m_ble_evt_handler(p_data, length);
- break;
- #endif // BLE_STACK_SUPPORT_REQD
- #ifdef ANT_STACK_SUPPORT_REQD
- case SER_PKT_TYPE_ANT_EVT:
- /* It is ensured during opening that handler is not NULL. No check needed. */
- NRF_LOG_DEBUG("[ANT_EVT_ID]: %s ", (uint32_t)ser_dbg_sd_evt_str_get(uint16_decode(&p_data[SER_EVT_ID_POS]))); // p_data points to EVT_ID
- m_ant_evt_handler(p_data, length);
- break;
- #endif // ANT_STACK_SUPPORT_REQD
- default:
- (void)ser_sd_transport_rx_free(p_data);
- APP_ERROR_HANDLER(packet_type);
- break;
- }
- }
- }
- /**@brief Function for handling the event from hal_transport.
- *
- * @param[in] event Event from hal_transport.
- */
- static void ser_sd_transport_hal_handler(ser_hal_transport_evt_t event)
- {
- switch (event.evt_type)
- {
- case SER_HAL_TRANSP_EVT_RX_PKT_RECEIVED:
- ser_sd_transport_rx_packet_handler(event.evt_params.rx_pkt_received.p_buffer,
- event.evt_params.rx_pkt_received.num_of_bytes);
- break;
- case SER_HAL_TRANSP_EVT_RX_PKT_RECEIVING:
- if (m_rx_notify_handler)
- {
- m_rx_notify_handler();
- }
- break;
- case SER_HAL_TRANSP_EVT_TX_PKT_SENT:
- if (ser_app_power_system_off_get() == true)
- {
- ser_app_power_system_off_enter();
- }
- break;
- case SER_HAL_TRANSP_EVT_PHY_ERROR:
- if (m_rsp_wait)
- {
- m_return_value = NRF_ERROR_INTERNAL;
- /* Reset response flag - cmd_write function is pending on it.*/
- m_rsp_wait = false;
- /* If os handler is set, signal os that response has arrived.*/
- if (m_os_rsp_set_handler)
- {
- m_os_rsp_set_handler();
- }
- }
- break;
- default:
- break;
- }
- }
- uint32_t ser_sd_transport_open(ser_sd_transport_evt_handler_t ble_evt_handler,
- ser_sd_transport_evt_handler_t ant_evt_handler,
- ser_sd_transport_rsp_wait_handler_t os_rsp_wait_handler,
- ser_sd_transport_rsp_set_handler_t os_rsp_set_handler,
- ser_sd_transport_rx_notification_handler_t rx_not_handler)
- {
- m_os_rsp_wait_handler = os_rsp_wait_handler;
- m_os_rsp_set_handler = os_rsp_set_handler;
- m_rx_notify_handler = rx_not_handler;
- m_ot_rsp_wait_handler = NULL;
- #ifdef ANT_STACK_SUPPORT_REQD
- m_ant_evt_handler = ant_evt_handler;
- if (m_ant_evt_handler == NULL)
- {
- return NRF_ERROR_INVALID_PARAM;
- }
- #else
- UNUSED_PARAMETER(ant_evt_handler);
- #endif // ANT_STACK_SUPPORT_REQD
- #ifdef BLE_STACK_SUPPORT_REQD
- m_ble_evt_handler = ble_evt_handler;
- if (m_ble_evt_handler == NULL)
- {
- return NRF_ERROR_INVALID_PARAM;
- }
- #else
- UNUSED_PARAMETER(ble_evt_handler);
- #endif // BLE_STACK_SUPPORT_REQD
- return ser_hal_transport_open(ser_sd_transport_hal_handler);
- }
- uint32_t ser_sd_transport_close(void)
- {
- #ifdef ANT_STACK_SUPPORT_REQD
- m_ant_evt_handler = NULL;
- #endif // ANT_STACK_SUPPORT_REQD
- #ifdef BLE_STACK_SUPPORT_REQD
- m_ble_evt_handler = NULL;
- #endif // BLE_STACK_SUPPORT_REQD
- m_os_rsp_wait_handler = NULL;
- m_os_rsp_set_handler = NULL;
- m_ot_rsp_wait_handler = NULL;
- ser_hal_transport_close();
- return NRF_SUCCESS;
- }
- uint32_t ser_sd_transport_ot_rsp_wait_handler_set(ser_sd_transport_rsp_wait_handler_t handler)
- {
- m_ot_rsp_wait_handler = handler;
- return NRF_SUCCESS;
- }
- bool ser_sd_transport_is_busy(void)
- {
- return m_rsp_wait;
- }
- uint32_t ser_sd_transport_tx_alloc(uint8_t * * pp_data, uint16_t * p_len)
- {
- uint32_t err_code;
- if (m_rsp_wait)
- {
- err_code = NRF_ERROR_BUSY;
- }
- else
- {
- err_code = ser_hal_transport_tx_pkt_alloc(pp_data, p_len);
- }
- return err_code;
- }
- uint32_t ser_sd_transport_tx_free(uint8_t * p_data)
- {
- return ser_hal_transport_tx_pkt_free(p_data);
- }
- uint32_t ser_sd_transport_rx_free(uint8_t * p_data)
- {
- p_data -= SER_PKT_TYPE_SIZE;
- return ser_hal_transport_rx_pkt_free(p_data);
- }
- uint32_t ser_sd_transport_cmd_write(const uint8_t * p_buffer,
- uint16_t length,
- ser_sd_transport_rsp_handler_t cmd_rsp_decode_callback)
- {
- uint32_t err_code = NRF_SUCCESS;
- m_rsp_wait = true;
- m_rsp_dec_handler = cmd_rsp_decode_callback;
- err_code = ser_hal_transport_tx_pkt_send(p_buffer, length);
- APP_ERROR_CHECK(err_code);
- /* Execute callback for response decoding only if one was provided.*/
- if ((err_code == NRF_SUCCESS) && cmd_rsp_decode_callback)
- {
- if (m_ot_rsp_wait_handler)
- {
- m_ot_rsp_wait_handler();
- m_ot_rsp_wait_handler = NULL;
- }
- m_os_rsp_wait_handler();
- err_code = m_return_value;
- }
- else
- {
- m_rsp_wait = false;
- }
- NRF_LOG_DEBUG("[SD_CALL]:%s, err_code= 0x%X", (uint32_t)ser_dbg_sd_call_str_get(p_buffer[1]), err_code);
- return err_code;
- }
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