zephyr/include/tracing/tracing_format.h

92 lines
2.1 KiB
C

/*
* Copyright (c) 2019 Intel corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_TRACING_TRACING_FORMAT_H
#define ZEPHYR_INCLUDE_TRACING_TRACING_FORMAT_H
#include <toolchain/common.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Tracing format APIs
* @defgroup subsys_tracing_format_apis Tracing format APIs
* @ingroup subsys_tracing
* @{
*/
/** @brief A structure to represent tracing data format. */
typedef struct tracing_data {
uint8_t *data;
uint32_t length;
} __packed tracing_data_t;
/**
* @brief Macro to trace a message in string format.
*
* @param fmt The format string.
* @param ... The format arguments.
*/
#define TRACING_STRING(fmt, ...) \
do { \
tracing_format_string(fmt, ##__VA_ARGS__); \
} while (false)
/**
* @brief Macro to format data to tracing data format.
*
* @param x Data field.
*/
#define TRACING_FORMAT_DATA(x) \
((struct tracing_data){.data = (uint8_t *)&(x), .length = sizeof((x))})
/**
* @brief Macro to trace a message in tracing data format.
*
* All the parameters should be struct tracing_data.
*/
#define TRACING_DATA(...) \
do { \
struct tracing_data arg[] = {__VA_ARGS__}; \
\
tracing_format_data(arg, sizeof(arg) / \
sizeof(struct tracing_data)); \
} while (false)
/**
* @brief Tracing a message in string format.
*
* @param str String to format.
* @param ... Variable length arguments.
*/
void tracing_format_string(const char *str, ...);
/**
* @brief Tracing a message in raw data format.
*
* @param data Raw data to be traced.
* @param length Raw data length.
*/
void tracing_format_raw_data(uint8_t *data, uint32_t length);
/**
* @brief Tracing a message in tracing data format.
*
* @param tracing_data_array Tracing_data format data array to be traced.
* @param count Tracing_data array data count.
*/
void tracing_format_data(tracing_data_t *tracing_data_array, uint32_t count);
/** @} */ /* end of subsys_tracing_format_apis */
#ifdef __cplusplus
}
#endif
#endif /* ZEPHYR_INCLUDE_TRACING_TRACING_FORMAT_H */