diff options
Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_cmd_decoder.c')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_cmd_decoder.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_cmd_decoder.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_cmd_decoder.c new file mode 100644 index 0000000..4107666 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/serialization/connectivity/ser_conn_cmd_decoder.c @@ -0,0 +1,138 @@ +/** + * 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 <stdint.h> +#include <string.h> +#include "nordic_common.h" +#include "app_error.h" +#include "ble_serialization.h" +#include "ser_config.h" +#include "conn_mw.h" +#include "ser_hal_transport.h" +#include "ser_conn_cmd_decoder.h" +#include "ser_conn_handlers.h" +#include "nrf_log_ctrl.h" + +#define NRF_LOG_MODULE_NAME ser_conn_dec +#include "nrf_log.h" +NRF_LOG_MODULE_REGISTER(); + +uint32_t ser_conn_command_process(uint8_t * p_command, uint16_t command_len) +{ + SER_ASSERT_NOT_NULL(p_command); + SER_ASSERT_LENGTH_LEQ(SER_OP_CODE_SIZE, command_len); + + uint32_t err_code = NRF_SUCCESS; + uint8_t * p_tx_buf = NULL; + uint32_t tx_buf_len = 0; + uint8_t opcode = p_command[SER_CMD_OP_CODE_POS]; + uint32_t index = 0; + + /* Allocate a memory buffer from HAL Transport layer for transmitting the Command Response. + * Loop until a buffer is available. */ + NRF_LOG_INFO("Command process start"); + 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 (NRF_ERROR_NO_MEM == err_code); + + NRF_LOG_INFO("Tx buffer allocated"); + if (NRF_SUCCESS == err_code) + { + /* Create a new response packet. */ + p_tx_buf[SER_PKT_TYPE_POS] = SER_PKT_TYPE_RESP; + tx_buf_len -= SER_PKT_TYPE_SIZE; + + /* Decode a request, pass a memory for a response command (opcode + data) and encode it. */ + err_code = conn_mw_handler + (p_command, command_len, &p_tx_buf[SER_PKT_OP_CODE_POS], &tx_buf_len); + + + /* Command decoder not found. */ + if (NRF_ERROR_NOT_SUPPORTED == err_code) + { + NRF_LOG_ERROR("Command not supported opcode:%d", p_tx_buf[SER_PKT_OP_CODE_POS]); + APP_ERROR_CHECK(SER_WARNING_CODE); + err_code = op_status_enc + (opcode, NRF_ERROR_NOT_SUPPORTED, + &p_tx_buf[SER_PKT_OP_CODE_POS], &tx_buf_len, &index); + if (NRF_SUCCESS == 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); + /* TX buffer is going to be freed automatically in the HAL Transport layer. */ + if (NRF_SUCCESS != err_code) + { + err_code = NRF_ERROR_INTERNAL; + } + } + else + { + err_code = NRF_ERROR_INTERNAL; + } + } + else if (NRF_SUCCESS == err_code) /* Send a response. */ + { + tx_buf_len += SER_PKT_TYPE_SIZE; + err_code = ser_hal_transport_tx_pkt_send(p_tx_buf, (uint16_t)tx_buf_len); + + /* TX buffer is going to be freed automatically in the HAL Transport layer. */ + if (NRF_SUCCESS != err_code) + { + err_code = NRF_ERROR_INTERNAL; + } + } + else + { + NRF_LOG_ERROR("Internal error during command decoding."); + err_code = NRF_ERROR_INTERNAL; + } + } + else + { + err_code = NRF_ERROR_INTERNAL; + } + + return err_code; +} |