diff options
Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_event_encoder.c')
-rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_event_encoder.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_event_encoder.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_event_encoder.c new file mode 100644 index 0000000..c6a0a37 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_event_encoder.c @@ -0,0 +1,169 @@ +/** + * 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. + * + */ +#include <string.h> +#include <stdint.h> +#include "app_error.h" +#include "app_scheduler.h" +#include "ble_serialization.h" +#include "ser_config.h" +#include "ser_hal_transport.h" +#include "ser_conn_event_encoder.h" +#include "ser_conn_handlers.h" +#ifdef BLE_STACK_SUPPORT_REQD +#include "ble_conn.h" +#endif // BLE_STACK_SUPPORT_REQD + +#ifdef ANT_STACK_SUPPORT_REQD +#include "ant_event.h" +#endif // ANT_STACK_SUPPORT_REQD + +#ifdef BLE_STACK_SUPPORT_REQD +void ser_conn_ble_event_encoder(void * p_event_data, uint16_t event_size) +{ + if (NULL == p_event_data) + { + APP_ERROR_CHECK(NRF_ERROR_NULL); + } + UNUSED_PARAMETER(event_size); + + uint32_t err_code = NRF_SUCCESS; + uint8_t * p_tx_buf = NULL; + uint32_t tx_buf_len = 0; + ble_evt_t * p_ble_evt = (ble_evt_t *)p_event_data; + + /* Allocate a memory buffer from HAL Transport layer for transmitting an event. + * Loop until a buffer is available. */ + do + { + err_code = ser_hal_transport_tx_pkt_alloc(&p_tx_buf, (uint16_t *)&tx_buf_len); + if (err_code == NRF_ERROR_NO_MEM) + { + ser_conn_on_no_mem_handler(); + } + } + while (err_code == NRF_ERROR_NO_MEM); + APP_ERROR_CHECK(err_code); + + /* Create a new packet. */ + p_tx_buf[SER_PKT_TYPE_POS] = SER_PKT_TYPE_EVT; + tx_buf_len -= SER_PKT_TYPE_SIZE; + + /* Pass a memory for an event (opcode + data) and encode it. */ + err_code = ble_event_enc(p_ble_evt, 0, &p_tx_buf[SER_PKT_OP_CODE_POS], &tx_buf_len); + + if (NRF_ERROR_NOT_SUPPORTED != err_code) + { + APP_ERROR_CHECK(err_code); + tx_buf_len += SER_PKT_TYPE_SIZE; + err_code = ser_hal_transport_tx_pkt_send(p_tx_buf, (uint16_t)tx_buf_len); + APP_ERROR_CHECK(err_code); + /* TX buffer is going to be freed automatically in the HAL Transport layer. + * Scheduler must be paused because this function returns before a packet is physically sent + * by transport layer. This can cause start processing of a next event from the application + * scheduler queue. In result the next event reserves the TX buffer before the current + * packet is sent. If in meantime a command arrives a command response cannot be sent in + * result. Pausing the scheduler temporary prevents processing a next event. */ + app_sched_pause(); + } + else + { + /* Event was NOT encoded, therefore the buffer is freed immediately. */ + err_code = ser_hal_transport_tx_pkt_free(p_tx_buf); + APP_ERROR_CHECK(err_code); + APP_ERROR_CHECK(SER_WARNING_CODE); + } +} +#endif // BLE_STACK_SUPPORT_REQD + +#ifdef ANT_STACK_SUPPORT_REQD +void ser_conn_ant_event_encoder(void * p_event_data, uint16_t event_size) +{ + + if (NULL == p_event_data) + { + APP_ERROR_CHECK(NRF_ERROR_NULL); + } + UNUSED_PARAMETER(event_size); + + uint32_t err_code = NRF_SUCCESS; + uint8_t * p_tx_buf = NULL; + uint32_t tx_buf_len = 0; + ant_evt_t * p_ant_evt = (ant_evt_t *)p_event_data; + + /* Allocate a memory buffer from HAL Transport layer for transmitting an event. + * Loop until a buffer is available. */ + do + { + err_code = ser_hal_transport_tx_pkt_alloc(&p_tx_buf, (uint16_t *)&tx_buf_len); + } + while (err_code == NRF_ERROR_NO_MEM); + APP_ERROR_CHECK(err_code); + + /* Create a new packet. */ + p_tx_buf[SER_PKT_TYPE_POS] = SER_PKT_TYPE_ANT_EVT; + tx_buf_len -= SER_PKT_TYPE_SIZE; + + /* Pass a memory for an event (opcode + data) and encode it. */ + err_code = ant_event_enc(p_ant_evt, 0, &p_tx_buf[SER_PKT_OP_CODE_POS], &tx_buf_len); + + if (NRF_ERROR_NOT_SUPPORTED != err_code) + { + APP_ERROR_CHECK(err_code); + tx_buf_len += SER_PKT_TYPE_SIZE; + err_code = ser_hal_transport_tx_pkt_send(p_tx_buf, (uint16_t)tx_buf_len); + APP_ERROR_CHECK(err_code); + /* TX buffer is going to be freed automatically in the HAL Transport layer. + * Scheduler must be paused because this function returns before a packet is physically sent + * by transport layer. This can cause start processing of a next event from the application + * scheduler queue. In result the next event reserves the TX buffer before the current + * packet is sent. If in meantime a command arrives a command response cannot be sent in + * result. Pausing the scheduler temporary prevents processing a next event. */ + app_sched_pause(); + } + else + { + /* Event was NOT encoded, therefore the buffer is freed immediately. */ + err_code = ser_hal_transport_tx_pkt_free(p_tx_buf); + APP_ERROR_CHECK(err_code); + APP_ERROR_CHECK(SER_WARNING_CODE); + } + +} +#endif |