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Shuanglei Tao
2024-11-11 15:24:18 +08:00
commit f353d23368
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77
components/serialization/connectivity/codecs/common/ble_dtm_conn.h Normal file
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/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
*
* The information contained herein is property of Nordic Semiconductor ASA.
* Terms and conditions of usage are described in detail in NORDIC
* SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
*
* Licensees are granted free, non-transferable use of the information. NO
* WARRANTY of ANY KIND is provided. This heading must NOT be removed from
* the file.
*
*/
#ifndef BLE_DTM_CONN_H__
#define BLE_DTM_CONN_H__
/**
* @addtogroup ser_codecs Serialization codecs
* @ingroup ble_sdk_lib_serialization
*/
/**
* @addtogroup ser_conn_common_codecs Connectivity common codecs
* @ingroup ser_codecs
*/
/**@file
*
* @defgroup ble_dtm_conn DTM Connectivity command request decoder and command response encoder
* @{
* @ingroup ser_conn_common_codecs
*
* @brief DTM Connectivity command request decoder and command response encoder
*/
#include "dtm_uart.h"
/**@brief Decodes @ref ble_dtm_init command request.
*
* @sa @ref nrf51_dtm_init_encoding_sec for packet format,
* @ref ble_dtm_init_rsp_enc for response encoding.
*
* @param[in] p_buf Pointer to beginning of command request packet.
* @param[in] packet_len Length (in bytes) of request packet.
* @param[in] p_comm_params Pointer to the structure with DTM Uart configuration.
*
* @retval NRF_SUCCESS Decoding success.
* @retval NRF_ERROR_NULL Decoding failure. NULL pointer supplied.
* @retval NRF_ERROR_INVALID_LENGTH Decoding failure. Incorrect buffer length.
*/
uint32_t ble_dtm_init_req_dec(uint8_t const * const p_buf,
uint16_t packet_len,
app_uart_stream_comm_params_t * p_comm_params);
/**@brief Encodes @ref ble_dtm_init command response.
*
* @sa @ref nrf51_dtm_init_encoding_sec for packet format.
* @ref ble_dtm_init_req_dec for request decoding.
*
* @param[in] return_code Return code indicating if command was successful or not.
* @param[out] p_buf Pointer to buffer where encoded data command response will be
* returned.
* @param[in,out] p_buf_len \c in: size of \p p_buf buffer.
* \c out: Length of encoded command response packet.
*
* @retval NRF_SUCCESS Encoding success.
* @retval NRF_ERROR_NULL Encoding failure. NULL pointer supplied.
* @retval NRF_ERROR_INVALID_LENGTH Encoding failure. Incorrect buffer length.
*/
uint32_t ble_dtm_init_rsp_enc(uint32_t return_code,
uint8_t * const p_buf,
uint32_t * const p_buf_len);
/** @} */
#endif // BLE_DTM_CONN_H__

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components/serialization/connectivity/codecs/common/ble_dtm_init.c Normal file
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/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
*
* The information contained herein is property of Nordic Semiconductor ASA.
* Terms and conditions of usage are described in detail in NORDIC
* SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
*
* Licensees are granted free, non-transferable use of the information. NO
* WARRANTY of ANY KIND is provided. This heading must NOT be removed from
* the file.
*
*/
#include "ble_dtm_conn.h"
#include "dtm_uart.h"
#include "nrf_error.h"
#include "ble_serialization.h"
uint32_t ble_dtm_init_req_dec(uint8_t const * const p_buf, uint16_t packet_len,
app_uart_stream_comm_params_t * p_comm_params)
{
SER_ASSERT_NOT_NULL(p_buf);
SER_ASSERT_NOT_NULL(p_comm_params);
uint32_t index = 0;
uint32_t err_code = NRF_SUCCESS;
err_code = uint8_t_dec(p_buf, packet_len, &index, &p_comm_params->tx_pin_no);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
err_code = uint8_t_dec(p_buf, packet_len, &index, &p_comm_params->rx_pin_no);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
err_code = uint8_t_dec(p_buf, packet_len, &index, &p_comm_params->baud_rate);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
SER_ASSERT(index == packet_len, NRF_ERROR_INVALID_LENGTH);
return err_code;
}
uint32_t ble_dtm_init_rsp_enc(uint32_t return_code, uint8_t * const p_buf,
uint32_t * const p_buf_len)
{
SER_ASSERT_NOT_NULL(p_buf);
SER_ASSERT_NOT_NULL(p_buf_len);
uint32_t index = 0;
uint32_t err_code = NRF_SUCCESS;
err_code = uint32_t_enc(&return_code, p_buf, *p_buf_len, &index);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
*p_buf_len = index;
return err_code;
}

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components/serialization/connectivity/codecs/common/conn_mw.c Normal file
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/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
*
* The information contained herein is property of Nordic Semiconductor ASA.
* Terms and conditions of usage are described in detail in NORDIC
* SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
*
* Licensees are granted free, non-transferable use of the information. NO
* WARRANTY of ANY KIND is provided. This heading must NOT be removed from
* the file.
*
*/
#include <stddef.h>
#include "ble_serialization.h"
#include "nrf_soc.h"
#include "ble.h"
#include "ble_l2cap.h"
#include "ble_gap.h"
#include "ble_gattc.h"
#include "ble_gatts.h"
/**@brief Connectivity middleware handler type. */
typedef uint32_t (*conn_mw_handler_t)(uint8_t const * const p_rx_buf,
uint32_t rx_buf_len,
uint8_t * const p_tx_buf,
uint32_t * const p_tx_buf_len);
/**@brief Connectivity middleware item. */
typedef struct
{
uint8_t opcode; /**< Opcode by which specific codec is identified */
conn_mw_handler_t fp_handler; /**< Function pointer to handler associated with given opcode */
} conn_mw_item_t;
/* Include handlers for given softdevice */
#include "conn_mw_items.c"
/**@brief Number of registered connectivity middleware handlers. */
static const uint32_t conn_mw_item_len = sizeof (conn_mw_item) / sizeof (conn_mw_item[0]);
/**@brief Local function for finding connectivity middleware handler in the table.. */
static conn_mw_handler_t conn_mw_handler_get(uint8_t opcode)
{
conn_mw_handler_t fp_handler = NULL;
uint32_t i;
for (i = 0; i < conn_mw_item_len; i++)
{
if (opcode == conn_mw_item[i].opcode)
{
fp_handler = conn_mw_item[i].fp_handler;
break;
}
}
return fp_handler;
}
uint32_t conn_mw_handler(uint8_t const * const p_rx_buf,
uint32_t rx_buf_len,
uint8_t * const p_tx_buf,
uint32_t * const p_tx_buf_len)
{
SER_ASSERT_NOT_NULL(p_rx_buf);
SER_ASSERT_NOT_NULL(p_tx_buf);
SER_ASSERT_NOT_NULL(p_tx_buf_len);
conn_mw_handler_t fp_handler;
uint32_t err_code = NRF_SUCCESS;
uint8_t opcode = p_rx_buf[SER_CMD_OP_CODE_POS];
fp_handler = conn_mw_handler_get(opcode);
if (fp_handler)
{
err_code = fp_handler(p_rx_buf, rx_buf_len, p_tx_buf, p_tx_buf_len);
}
else
{
err_code = NRF_ERROR_NOT_SUPPORTED;
}
return err_code;
}

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components/serialization/connectivity/codecs/common/conn_mw.h Normal file
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/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
*
* The information contained herein is property of Nordic Semiconductor ASA.
* Terms and conditions of usage are described in detail in NORDIC
* SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
*
* Licensees are granted free, non-transferable use of the information. NO
* WARRANTY of ANY KIND is provided. This heading must NOT be removed from
* the file.
*
*/
#ifndef _CONN_MW_H
#define _CONN_MW_H
#include <stdint.h>
/**@brief Connectivity Middleware dispatcher function
*
* @details It will handle decode the opcode from RX buffer and based on the opcode it will search
* for registered handler. Handler is called once it is found.
*
* @param[in] p_rx_buf Pointer to input buffer.
* @param[in] rx_buf_len Size of p_rx_buf.
* @param[out] p_tx_buf Pointer to output buffer.
* @param[in,out] p_tx_buf_len \c in: size of \p p_tx_buf buffer.
* \c out: Length of valid data in \p p_tx_buf.
*
* @retval NRF_SUCCESS Handler success.
* @retval NRF_ERROR_NULL Handler failure. NULL pointer supplied.
* @retval NRF_ERROR_INVALID_LENGTH Handler failure. Incorrect buffer length.
* @retval NRF_ERROR_INVALID_PARAM Handler failure. Invalid operation type.
* @retval NRF_ERROR_NOT_SUPPORTED Handler failure. Opcode not supported.
*/
uint32_t conn_mw_handler (uint8_t const * const p_rx_buf,
uint32_t rx_buf_len,
uint8_t * const p_tx_buf,
uint32_t * const p_tx_buf_len);
#endif //_CONN_MW_H