owner-nrf52sdk/nRF5_SDK_15.2.0/components/libraries/util/app_error.h

/**
 * Copyright (c) 2013 - 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
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 * 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.
 *
 */
/** @file
 *
 * @defgroup app_error Common application error handler
 * @{
 * @ingroup app_common
 *
 * @brief Common application error handler and macros for utilizing a common error handler.
 */

#ifndef APP_ERROR_H__
#define APP_ERROR_H__


#include <stdint.h>
#include <stdio.h>
#include <stdbool.h>
#include "nrf.h"
#include "sdk_errors.h"
#include "nordic_common.h"
#include "app_error_weak.h"
#ifdef ANT_STACK_SUPPORT_REQD
#include "ant_error.h"
#endif // ANT_STACK_SUPPORT_REQD



#ifdef __cplusplus
extern "C" {
#endif

#define NRF_FAULT_ID_SDK_RANGE_START (0x00004000) /**< The start of the range of error IDs defined in the SDK. */

/**@defgroup APP_ERROR_FAULT_IDS Fault ID types
 * @{ */
#define NRF_FAULT_ID_SDK_ERROR       (NRF_FAULT_ID_SDK_RANGE_START + 1) /**< An error stemming from a call to @ref APP_ERROR_CHECK or @ref APP_ERROR_CHECK_BOOL. The info parameter is a pointer to an @ref error_info_t variable. */
#define NRF_FAULT_ID_SDK_ASSERT      (NRF_FAULT_ID_SDK_RANGE_START + 2) /**< An error stemming from a call to ASSERT (nrf_assert.h). The info parameter is a pointer to an @ref assert_info_t variable. */
/**@} */

/**@brief Structure containing info about an error of the type @ref NRF_FAULT_ID_SDK_ERROR.
 */
typedef struct
{
    uint32_t        line_num;    /**< The line number where the error occurred. */
    uint8_t const * p_file_name; /**< The file in which the error occurred. */
    uint32_t        err_code;    /**< The error code representing the error that occurred. */
} error_info_t;

/**@brief Structure containing info about an error of the type @ref NRF_FAULT_ID_SDK_ASSERT.
 */
typedef struct
{
    uint16_t        line_num;    /**< The line number where the error occurred. */
    uint8_t const * p_file_name; /**< The file in which the error occurred. */
} assert_info_t;

/**@brief Defines required by app_error_handler assembler intructions.
 */
#define APP_ERROR_ERROR_INFO_OFFSET_LINE_NUM        (offsetof(error_info_t, line_num))
#define APP_ERROR_ERROR_INFO_OFFSET_P_FILE_NAME     (offsetof(error_info_t, p_file_name))
#define APP_ERROR_ERROR_INFO_OFFSET_ERR_CODE        (offsetof(error_info_t, err_code))
#define APP_ERROR_ERROR_INFO_SIZE                   (sizeof(error_info_t))
#define APP_ERROR_ERROR_INFO_SIZE_ALIGNED_8BYTE \
    ALIGN_NUM(APP_ERROR_ERROR_INFO_SIZE, sizeof(uint64_t))


/**@brief Function for error handling, which is called when an error has occurred.
 *
 * @param[in] error_code  Error code supplied to the handler.
 * @param[in] line_num    Line number where the handler is called.
 * @param[in] p_file_name Pointer to the file name.
 */
void app_error_handler(uint32_t error_code, uint32_t line_num, const uint8_t * p_file_name);

/**@brief Function for error handling, which is called when an error has occurred.
 *
 * @param[in] error_code  Error code supplied to the handler.
 */
void app_error_handler_bare(ret_code_t error_code);

/**@brief       Function for saving the parameters and entering an eternal loop, for debug purposes.
 *
 * @param[in] id    Fault identifier. See @ref NRF_FAULT_IDS.
 * @param[in] pc    The program counter of the instruction that triggered the fault, or 0 if
 *                  unavailable.
 * @param[in] info  Optional additional information regarding the fault. Refer to each fault
 *                  identifier for details.
 */
void app_error_save_and_stop(uint32_t id, uint32_t pc, uint32_t info);

/**@brief       Function for logging details of error and flushing logs.
 *
 * @param[in] id    Fault identifier. See @ref NRF_FAULT_IDS.
 * @param[in] pc    The program counter of the instruction that triggered the fault, or 0 if
 *                  unavailable.
 * @param[in] info  Optional additional information regarding the fault. Refer to each fault
 *                  identifier for details.
 */
void app_error_log_handle(uint32_t id, uint32_t pc, uint32_t info);


/**@brief Macro for calling error handler function.
 *
 * @param[in] ERR_CODE Error code supplied to the error handler.
 */
#ifdef DEBUG
#define APP_ERROR_HANDLER(ERR_CODE)                                    \
    do                                                                 \
    {                                                                  \
        app_error_handler((ERR_CODE), __LINE__, (uint8_t*) __FILE__);  \
    } while (0)
#else
#define APP_ERROR_HANDLER(ERR_CODE)                                    \
    do                                                                 \
    {                                                                  \
        app_error_handler_bare((ERR_CODE));                            \
    } while (0)
#endif
/**@brief Macro for calling error handler function if supplied error code any other than NRF_SUCCESS.
 *
 * @param[in] ERR_CODE Error code supplied to the error handler.
 */
#define APP_ERROR_CHECK(ERR_CODE)                           \
    do                                                      \
    {                                                       \
        const uint32_t LOCAL_ERR_CODE = (ERR_CODE);         \
        if (LOCAL_ERR_CODE != NRF_SUCCESS)                  \
        {                                                   \
            APP_ERROR_HANDLER(LOCAL_ERR_CODE);              \
        }                                                   \
    } while (0)

/**@brief Macro for calling error handler function if supplied boolean value is false.
 *
 * @param[in] BOOLEAN_VALUE Boolean value to be evaluated.
 */
#define APP_ERROR_CHECK_BOOL(BOOLEAN_VALUE)                   \
    do                                                        \
    {                                                         \
        const uint32_t LOCAL_BOOLEAN_VALUE = (BOOLEAN_VALUE); \
        if (!LOCAL_BOOLEAN_VALUE)                             \
        {                                                     \
            APP_ERROR_HANDLER(0);                             \
        }                                                     \
    } while (0)


#ifdef __cplusplus
}
#endif

#endif // APP_ERROR_H__

/** @} */