owner-nrf52sdk/nRF5_SDK_15.2.0/components/serialization/connectivity/codecs/common/conn_mw.h

/**
 * Copyright (c) 2014 - 2018, Nordic Semiconductor ASA
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#ifndef _CONN_MW_H
#define _CONN_MW_H

/**
 * @addtogroup ser_codecs_mw Connectivity middleware codecs
 * @ingroup ser_codecs
 */

/**
 * @addtogroup ser_mw_common_codecs Connectivity middleware common codecs
 * @{
 * @ingroup ser_codecs_mw
 */

#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

/**@brief Connectivity Middleware dispatcher function
 *
 * @details It will handle decode the opcode from the 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 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);

#ifdef __cplusplus
}
#endif

/** @} */

#endif //_CONN_MW_H