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Diff: TARGET_SDT51822B/TOOLCHAIN_IAR/nrf_log.h
- Revision:
- 171:3a7713b1edbc
- Parent:
- 169:a7c7b631e539
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_SDT51822B/TOOLCHAIN_IAR/nrf_log.h Thu Nov 08 11:45:42 2018 +0000 @@ -0,0 +1,699 @@ +#ifndef NRF_LOG_H_ +#define NRF_LOG_H_ + +#ifndef DOXYGEN + +#include <stdint.h> +#include <stdarg.h> +#include <app_util.h> + +#ifndef NRF_LOG_USES_RTT +#define NRF_LOG_USES_RTT 0 +#endif + +#ifndef NRF_LOG_USES_UART +#define NRF_LOG_USES_UART 0 +#endif + +#ifndef NRF_LOG_USES_RAW_UART +#define NRF_LOG_USES_RAW_UART 0 +#endif + +#ifndef NRF_LOG_USES_COLORS + #define NRF_LOG_USES_COLORS 1 +#endif + +#if NRF_LOG_USES_COLORS == 1 + #define NRF_LOG_COLOR_DEFAULT "\x1B[0m" + #define NRF_LOG_COLOR_BLACK "\x1B[1;30m" + #define NRF_LOG_COLOR_RED "\x1B[1;31m" + #define NRF_LOG_COLOR_GREEN "\x1B[1;32m" + #define NRF_LOG_COLOR_YELLOW "\x1B[1;33m" + #define NRF_LOG_COLOR_BLUE "\x1B[1;34m" + #define NRF_LOG_COLOR_MAGENTA "\x1B[1;35m" + #define NRF_LOG_COLOR_CYAN "\x1B[1;36m" + #define NRF_LOG_COLOR_WHITE "\x1B[1;37m" +#else + #define NRF_LOG_COLOR_DEFAULT + #define NRF_LOG_COLOR_BLACK + #define NRF_LOG_COLOR_RED + #define NRF_LOG_COLOR_GREEN + #define NRF_LOG_COLOR_YELLOW + #define NRF_LOG_COLOR_BLUE + #define NRF_LOG_COLOR_MAGENTA + #define NRF_LOG_COLOR_CYAN + #define NRF_LOG_COLOR_WHITE +#endif + +#if defined(NRF_LOG_USES_RTT) && NRF_LOG_USES_RTT == 1 + +#define LOG_TERMINAL_NORMAL (0) +#define LOG_TERMINAL_ERROR (1) +#define LOG_TERMINAL_INPUT (0) + +/**@brief Function for initializing the SEGGER RTT logger. + * + * @details See <a href="https://www.segger.com/jlink-rtt.html" target="_blank">segger.com</a> + * for information about SEGGER Real Time Transfer (RTT). + * + * This function is available only when NRF_LOG_USES_RTT is defined as 1. + * + * @note Do not call this function directly. Use the macro @ref NRF_LOG_INIT instead. + * + * @retval NRF_SUCCESS If initialization was successful. + * @retval NRF_ERROR Otherwise. + */ +uint32_t log_rtt_init(void); + +/**@brief Function for writing a printf string using RTT. + * + * @details The printf implementation in SEGGER's RTT is more efficient than + * the standard implementation. However, printf requires more processor time + * than other logging functions. Therefore, applications that require logging + * but need it to interfere as little as possible with the execution, should + * avoid using printf. + * + * This function is available only when NRF_LOG_USES_RTT is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_PRINTF + * - @ref NRF_LOG_PRINTF_DEBUG + * - @ref NRF_LOG_PRINTF_ERROR + * + * @param terminal_index Segger RTT terminal index to use as output. + * @param format_msg Printf format string. + */ +void log_rtt_printf(int terminal_index, char * format_msg, ...); + +/**@brief Function for writing a string using RTT. + * + * @details The string to write must be null-terminated, but the null termination will not be stored + * in the ring buffer. + * The impact of running this function should be very low compared to writing to UART. + * + * This function is available only when NRF_LOG_USES_RTT is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG + * - @ref NRF_LOG_DEBUG + * - @ref NRF_LOG_ERROR + * + * @param terminal_index Segger RTT terminal index to use as output. + * @param num_args Number of arguments. + */ +void log_rtt_write_string(int terminal_index, int num_args, ...); + +/**@brief Function for writing an integer as HEX using RTT. + * + * The output data is formatted as, for example, 0x89ABCDEF. + * + * This function is available only when NRF_LOG_USES_RTT is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_HEX + * - @ref NRF_LOG_HEX_DEBUG + * - @ref NRF_LOG_HEX_ERROR + * + * @param terminal_index Segger RTT terminal index to use as output. + * @param value Integer value to be printed as HEX. + */ +void log_rtt_write_hex(int terminal_index, uint32_t value); + +/**@brief Function for writing a single character as HEX using RTT. + * + * The output string is formatted as, for example, AA. + * + * This function is available only when NRF_LOG_USES_RTT is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_HEX_CHAR + * - @ref NRF_LOG_HEX_CHAR_DEBUG + * - @ref NRF_LOG_HEX_CHAR_ERROR + * + * @param terminal_index Segger RTT terminal index to use as output. + * @param value Character to print as HEX. + */ +void log_rtt_write_hex_char(int terminal_index, uint8_t value); + +/**@brief Function for checking if data is available in the input buffer. + * + * This function is available only when NRF_LOG_USES_RTT is defined as 1. + * + * @note Do not call this function directly. Use @ref NRF_LOG_HAS_INPUT instead. + * + * @retval 1 If characters are available to read. + * @retval 0 If no characters are available. + */ +int log_rtt_has_input(void); + +/**@brief Function for reading one character from the input buffer. + * + * @param[out] p_char Pointer where to store the character. + * + * This function is available only when NRF_LOG_USES_RTT is defined as 1. + * + * @note Do not call this function directly. Use @ref NRF_LOG_READ_INPUT instead. + * + * @retval NRF_SUCCESS If the character was read out. + * @retval NRF_ERROR_INVALID_DATA If no character could be read. + */ +uint32_t log_rtt_read_input(char* p_char); + +#define NRF_LOG_INIT() log_rtt_init() /*!< Initialize the module. */ + +#define NRF_LOG_PRINTF(...) log_rtt_printf(LOG_TERMINAL_NORMAL, ##__VA_ARGS__) /*!< Print a log message using printf. */ +#define NRF_LOG_PRINTF_DEBUG(...) log_rtt_printf(LOG_TERMINAL_NORMAL, ##__VA_ARGS__) /*!< If DEBUG is set, print a log message using printf. */ +#define NRF_LOG_PRINTF_ERROR(...) log_rtt_printf(LOG_TERMINAL_ERROR, ##__VA_ARGS__) /*!< Print a log message using printf to the error stream. */ + +#define NRF_LOG(...) log_rtt_write_string(LOG_TERMINAL_NORMAL, NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< Print a log message. The input string must be null-terminated. */ +#define NRF_LOG_DEBUG(...) log_rtt_write_string(LOG_TERMINAL_NORMAL, NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< If DEBUG is set, print a log message. The input string must be null-terminated. */ +#define NRF_LOG_ERROR(...) log_rtt_write_string(LOG_TERMINAL_ERROR, NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< Print a log message to the error stream. The input string must be null-terminated. */ + +#define NRF_LOG_HEX(val) log_rtt_write_hex(LOG_TERMINAL_NORMAL, val) /*!< Log an integer as HEX value (example output: 0x89ABCDEF). */ +#define NRF_LOG_HEX_DEBUG(val) log_rtt_write_hex(LOG_TERMINAL_NORMAL, val) /*!< If DEBUG is set, log an integer as HEX value (example output: 0x89ABCDEF). */ +#define NRF_LOG_HEX_ERROR(val) log_rtt_write_hex(LOG_TERMINAL_ERROR, val) /*!< Log an integer as HEX value to the error stream (example output: 0x89ABCDEF). */ + +#define NRF_LOG_HEX_CHAR(val) log_rtt_write_hex_char(LOG_TERMINAL_NORMAL, val) /*!< Log a character as HEX value (example output: AA). */ +#define NRF_LOG_HEX_CHAR_DEBUG(val) log_rtt_write_hex_char(LOG_TERMINAL_NORMAL, val) /*!< If DEBUG is set, log a character as HEX value (example output: AA). */ +#define NRF_LOG_HEX_CHAR_ERROR(val) log_rtt_write_hex_char(LOG_TERMINAL_ERROR, val) /*!< Log a character as HEX value to the error stream (example output: AA). */ + +#define NRF_LOG_HAS_INPUT() log_rtt_has_input() /*!< Check if the input buffer has unconsumed characters. */ +#define NRF_LOG_READ_INPUT(p_char) log_rtt_read_input(p_char) /*!< Consume a character from the input buffer. */ + +#if !defined(DEBUG) && !defined(DOXYGEN) + +#undef NRF_LOG_DEBUG +#define NRF_LOG_DEBUG(...) + +#undef NRF_LOG_STR_DEBUG +#define NRF_LOG_STR_DEBUG(...) + +#undef NRF_LOG_HEX_DEBUG +#define NRF_LOG_HEX_DEBUG(...) + +#undef NRF_LOG_HEX_CHAR_DEBUG +#define NRF_LOG_HEX_CHAR_DEBUG(...) + +#endif // !defined(DEBUG) && !defined(DOXYGEN) + +#elif defined(NRF_LOG_USES_UART) && NRF_LOG_USES_UART == 1 + +/**@brief Function for initializing the UART logger. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note Do not call this function directly. Use the macro @ref NRF_LOG_INIT instead. + * + * @retval NRF_SUCCESS If initialization was successful. + * @retval NRF_ERROR Otherwise. + */ +uint32_t log_uart_init(void); + +/**@brief Function for logging a printf string to UART. + * + * @details Printf requires more processor time + * than other logging functions. Therefore, applications that require logging + * but need it to interfere as little as possible with the execution, should + * avoid using printf. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note This function is non-blocking. If too much data is sent to the UART, + * some characters might be skipped. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_PRINTF + * - @ref NRF_LOG_PRINTF_DEBUG + * - @ref NRF_LOG_PRINTF_ERROR + * + * @param format_msg Printf format string. + */ +void log_uart_printf(const char * format_msg, ...); + +/**@brief Function for logging a single character to UART. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @param c Character. + */ +void log_uart_write_char(const char c); + +/**@brief Function for logging null-terminated strings to UART. + * + * @details This function is more efficient than using printf. + * The null termination will not be logged. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG + * - @ref NRF_LOG_DEBUG + * - @ref NRF_LOG_ERROR + * + * @param num_args Number of arguments. + */ +void log_uart_write_string_many(int num_args, ...); + + +/**@brief Function for logging a null-terminated string to UART. + * + * @details This function is more efficient than using printf. + * The null termination will not be logged. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG + * - @ref NRF_LOG_DEBUG + * - @ref NRF_LOG_ERROR + * + * @param msg Null-terminated string. + */ +void log_uart_write_string(const char* msg); + + +/**@brief Function for logging an integer value as HEX to UART. + * + * @details The output data is formatted as, for example, 0x89ABCDEF. + * This function is more efficient than printf. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note This function is non-blocking. If too much data is sent to the UART, + * some characters might be skipped. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_HEX + * - @ref NRF_LOG_HEX_DEBUG + * - @ref NRF_LOG_HEX_ERROR + * + * @param value Integer value to be printed as HEX. + */ +void log_uart_write_hex(uint32_t value); + +/**@brief Function for logging a single character as HEX to UART. + * + * @details The output string is formatted as, for example, AA. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note This function is non-blocking. If too much data is sent to the UART, + * some characters might be skipped. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_HEX_CHAR + * - @ref NRF_LOG_HEX_CHAR_DEBUG + * - @ref NRF_LOG_HEX_CHAR_ERROR + * + * @param c Character. + */ +void log_uart_write_hex_char(uint8_t c); + +/**@brief Function for checking if data is available in the input buffer. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note Do not call this function directly. Use @ref NRF_LOG_HAS_INPUT instead. + * + * @retval 1 If characters are available to read. + * @retval 0 If no characters are available. + */ +int log_uart_has_input(void); + +/**@brief Function for reading one character from the input buffer. + * + * @param[out] p_char Pointer where to store the character. + * + * This function is available only when NRF_LOG_USES_UART is defined as 1. + * + * @note Do not call this function directly. Use NRF_LOG_READ_INPUT instead. + * + * @retval NRF_SUCCESS If the character was read out. + * @retval NRF_ERROR_INVALID_DATA If no character could be read. + */ +uint32_t log_uart_read_input(char* p_char); + + +#define NRF_LOG_INIT() log_uart_init() /*!< Initialize the module. */ + +#define NRF_LOG_PRINTF(...) log_uart_printf(__VA_ARGS__) /*!< Print a log message using printf. */ +#define NRF_LOG_PRINTF_DEBUG(...) log_uart_printf(__VA_ARGS__) /*!< If DEBUG is set, print a log message using printf. */ +#define NRF_LOG_PRINTF_ERROR(...) log_uart_printf(__VA_ARGS__) /*!< Print a log message using printf to the error stream. */ + +#define NRF_LOG(...) log_uart_write_string_many(NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< Print a log message. The input string must be null-terminated. */ +#define NRF_LOG_DEBUG(...) log_uart_write_string_many(NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< If DEBUG is set, print a log message. The input string must be null-terminated. */ +#define NRF_LOG_ERROR(...) log_uart_write_string_many(NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< Print a log message to the error stream. The input string must be null-terminated. */ + +#define NRF_LOG_HEX(val) log_uart_write_hex(val) /*!< Log an integer as HEX value (example output: 0x89ABCDEF). */ +#define NRF_LOG_HEX_DEBUG(val) log_uart_write_hex(val) /*!< If DEBUG is set, log an integer as HEX value (example output: 0x89ABCDEF). */ +#define NRF_LOG_HEX_ERROR(val) log_uart_write_hex(val) /*!< Log an integer as HEX value to the error stream (example output: 0x89ABCDEF). */ + +#define NRF_LOG_HEX_CHAR(val) log_uart_write_hex_char(val) /*!< Log a character as HEX value (example output: AA). */ +#define NRF_LOG_HEX_CHAR_DEBUG(val) log_uart_write_hex_char(val) /*!< If DEBUG is set, log a character as HEX value (example output: AA). */ +#define NRF_LOG_HEX_CHAR_ERROR(val) log_uart_write_hex_char(val) /*!< Log a character as HEX value to the error stream (example output: AA). */ + +#define NRF_LOG_HAS_INPUT() log_uart_has_input() /*!< Check if the input buffer has unconsumed characters. */ +#define NRF_LOG_READ_INPUT(p_char) log_uart_read_input(p_char) /*!< Consume a character from the input buffer. */ + +#if !defined(DEBUG) && !defined(DOXYGEN) + +#undef NRF_LOG_DEBUG +#define NRF_LOG_DEBUG(...) + +#undef NRF_LOG_PRINTF_DEBUG +#define NRF_LOG_PRINTF_DEBUG(...) + +#undef NRF_LOG_STR_DEBUG +#define NRF_LOG_STR_DEBUG(...) + +#undef NRF_LOG_HEX_DEBUG +#define NRF_LOG_HEX_DEBUG(...) + +#undef NRF_LOG_HEX_CHAR_DEBUG +#define NRF_LOG_HEX_CHAR_DEBUG(...) + +#endif // !defined(DEBUG) && !defined(DOXYGEN) + +#elif defined(NRF_LOG_USES_RAW_UART) && NRF_LOG_USES_RAW_UART == 1 + +/**@brief Function for initializing the raw UART logger. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note Do not call this function directly. Use the macro @ref NRF_LOG_INIT instead. + * + * @retval NRF_SUCCESS If initialization was successful. + * @retval NRF_ERROR Otherwise. + */ +uint32_t log_raw_uart_init(void); + +/**@brief Function for logging a printf string to raw UART. + * + * @details Printf requires more processor time + * than other logging functions. Therefore, applications that require logging + * but need it to interfere as little as possible with the execution, should + * avoid using printf. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note This function is non-blocking. If too much data is sent to the UART, + * some characters might be skipped. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_PRINTF + * - @ref NRF_LOG_PRINTF_DEBUG + * - @ref NRF_LOG_PRINTF_ERROR + * + * @param format_msg Printf format string. + */ +void log_raw_uart_printf(const char * format_msg, ...); + +/**@brief Function for logging a single character to raw UART. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @param c Character. + */ +void log_raw_uart_write_char(const char c); + +/**@brief Function for logging null-terminated strings to raw UART. + * + * @details This function is more efficient than using printf. + * The null termination will not be logged. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG + * - @ref NRF_LOG_DEBUG + * - @ref NRF_LOG_ERROR + * + * @param num_args Number of arguments. + */ +void log_raw_uart_write_string_many(int num_args, ...); + + +/**@brief Function for logging a null-terminated string to raw UART. + * + * @details This function is more efficient than using printf. + * The null termination will not be logged. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG + * - @ref NRF_LOG_DEBUG + * - @ref NRF_LOG_ERROR + * + * @param str Null-terminated string. + */ +void log_raw_uart_write_string(const char * str); + +/**@brief Function for logging an integer value as HEX to raw UART. + * + * @details The output data is formatted as, for example, 0x89ABCDEF. + * This function is more efficient than printf. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note This function is non-blocking. If too much data is sent to the UART, + * some characters might be skipped. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_HEX + * - @ref NRF_LOG_HEX_DEBUG + * - @ref NRF_LOG_HEX_ERROR + * + * @param value Integer value to be printed as HEX. + */ +void log_raw_uart_write_hex(uint32_t value); + +/**@brief Function for logging a single character as HEX to raw UART. + * + * @details The output string is formatted as, for example, AA. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note This function is non-blocking. If too much data is sent to the UART, + * some characters might be skipped. + * + * @note Do not call this function directly. Use one of the following macros instead: + * - @ref NRF_LOG_HEX_CHAR + * - @ref NRF_LOG_HEX_CHAR_DEBUG + * - @ref NRF_LOG_HEX_CHAR_ERROR + * + * @param c Character. + */ +void log_raw_uart_write_hex_char(uint8_t c); + +/**@brief Function for checking if data is available in the input buffer. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note Do not call this function directly. Use @ref NRF_LOG_HAS_INPUT instead. + * + * @retval 1 If characters are available to read. + * @retval 0 If no characters are available. + */ +int log_raw_uart_has_input(void); + +/**@brief Function for reading one character from the input buffer. + * + * @param[out] p_char Pointer where to store the character. + * + * This function is available only when NRF_LOG_USES_RAW_UART is defined as 1. + * + * @note Do not call this function directly. Use NRF_LOG_READ_INPUT instead. + * + * @retval NRF_SUCCESS If the character was read out. + * @retval NRF_ERROR_INVALID_DATA If no character could be read. + */ + +uint32_t log_raw_uart_read_input(char* p_char); + +#define NRF_LOG_INIT() log_raw_uart_init() /*!< nitialize the module. */ + +#define NRF_LOG_PRINTF(...) log_raw_uart_printf(__VA_ARGS__) /*!< Print a log message using printf. */ +#define NRF_LOG_PRINTF_DEBUG(...) log_raw_uart_printf(__VA_ARGS__) /*!< If DEBUG is set, print a log message using printf. */ +#define NRF_LOG_PRINTF_ERROR(...) log_raw_uart_printf(__VA_ARGS__) /*!< Print a log message using printf to the error stream. */ + +#define NRF_LOG(...) log_raw_uart_write_string_many(NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< Print a log message. The input string must be null-terminated. */ +#define NRF_LOG_DEBUG(...) log_raw_uart_write_string_many(NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< If DEBUG is set, print a log message. The input string must be null-terminated. */ +#define NRF_LOG_ERROR(...) log_raw_uart_write_string_many(NUM_VA_ARGS(__VA_ARGS__), ##__VA_ARGS__) /*!< Print a log message to the error stream. The input string must be null-terminated. */ + +#define NRF_LOG_HEX(val) log_raw_uart_write_hex(val) /*!< Log an integer as HEX value (example output: 0x89ABCDEF). */ +#define NRF_LOG_HEX_DEBUG(val) log_raw_uart_write_hex(val) /*!< If DEBUG is set, log an integer as HEX value (example output: 0x89ABCDEF). */ +#define NRF_LOG_HEX_ERROR(val) log_raw_uart_write_hex(val) /*!< Log an integer as HEX value to the error stream (example output: 0x89ABCDEF). */ + +#define NRF_LOG_HEX_CHAR(val) log_raw_uart_write_hex_char(val) /*!< Log a character as HEX value (example output: AA). */ +#define NRF_LOG_HEX_CHAR_DEBUG(val) log_raw_uart_write_hex_char(val) /*!< If DEBUG is set, log a character as HEX value (example output: AA). */ +#define NRF_LOG_HEX_CHAR_ERROR(val) log_raw_uart_write_hex_char(val) /*!< Log a character as HEX value to the error stream (example output: AA). */ + +#define NRF_LOG_HAS_INPUT() log_raw_uart_has_input() /*!< Check if the input buffer has unconsumed characters. */ +#define NRF_LOG_READ_INPUT(p_char) log_raw_uart_read_input(p_char) /*!< Consume a character from the input buffer. */ + +#if !defined(DEBUG) && !defined(DOXYGEN) + +#undef NRF_LOG_DEBUG +#define NRF_LOG_DEBUG(...) + +#undef NRF_LOG_PRINTF_DEBUG +#define NRF_LOG_PRINTF_DEBUG(...) + +#undef NRF_LOG_STR_DEBUG +#define NRF_LOG_STR_DEBUG(...) + +#undef NRF_LOG_HEX_DEBUG +#define NRF_LOG_HEX_DEBUG(...) + +#undef NRF_LOG_HEX_CHAR_DEBUG +#define NRF_LOG_HEX_CHAR_DEBUG(...) + +#endif // !defined(DEBUG) && !defined(DOXYGEN) + +#else + +#include "nrf_error.h" +#include "nordic_common.h" + +// Empty definitions + +#define NRF_LOG_INIT() NRF_SUCCESS +#define NRF_LOG(...) +#define NRF_LOG_DEBUG(...) +#define NRF_LOG_ERROR(...) + +#define NRF_LOG_PRINTF(...) +#define NRF_LOG_PRINTF_DEBUG(...) +#define NRF_LOG_PRINTF_ERROR(...) + +#define NRF_LOG_HEX(val) +#define NRF_LOG_HEX_DEBUG(val) +#define NRF_LOG_HEX_ERROR(val) + +#define NRF_LOG_HEX_CHAR(val) +#define NRF_LOG_HEX_CHAR_DEBUG(val) +#define NRF_LOG_HEX_CHAR_ERROR(val) + +#define NRF_LOG_HAS_INPUT() 0 +#define NRF_LOG_READ_INPUT(ignore) NRF_SUCCESS + +#endif + +/**@brief Function for writing HEX values. + * + * @note This function not thread-safe. It is written for convenience. + * If you log from different application contexts, you might get different results. + * + * @retval NULL By default. + */ +const char* log_hex(uint32_t value); + +/**@brief Function for writing HEX characters. + * + * @note This function not thread-safe. It is written for convenience. + * If you log from different application contexts, you might get different results. + * + * @retval NULL By default. + */ +const char* log_hex_char(const char value); + + + + +#else // DOXYGEN + +/** @defgroup nrf_log UART/RTT logging + * @{ + * @ingroup app_common + * + * @brief Library to output logging information over SEGGER's Real Time Transfer + * (RTT), UART, or raw UART. + * + * This library provides macros that call the respective functions depending on + * which protocol is used. Define LOG_USES_RTT=1 to enable logging over RTT, + * NRF_LOG_USES_UART=1 to enable logging over UART, or NRF_LOG_USES_RAW_UART=1 + * to enable logging over raw UART. One of these defines must be set for any of + * the macros to have effect. If you choose to not output information, all + * logging macros can be left in the code without any cost; they will just be + * ignored. + */ + + + +/**@brief Macro for initializing the logger. + * + * @retval NRF_SUCCESS If initialization was successful. + * @retval NRF_ERROR Otherwise. + */ +uint32_t NRF_LOG_INIT(void); + +/**@brief Macro for logging null-terminated strings. + * + * @details This function is more efficient than using printf. + * The null termination will not be logged. + * + * @param msg Null-terminated string. + */ +void NRF_LOG(const char* msg); + +/**@brief Macro for logging a printf string. + * + * @details Printf requires more processor time + * than other logging functions. Therefore, applications that require logging + * but need it to interfere as little as possible with the execution, should + * avoid using printf. + * + * @note When NRF_LOG_USES_UART is set to 1, this macro is non-blocking. + * If too much data is sent, some characters might be skipped. + * + * @param format_msg Printf format string. + * @param ... Additional arguments replacing format specifiers in format_msg. + */ +void NRF_LOG_PRINTF(const char * format_msg, ...); + +/**@brief Macro for logging an integer value as HEX. + * + * @details The output data is formatted as, for example, 0x89ABCDEF. + * This function is more efficient than printf. + * + * @note When NRF_LOG_USES_UART is set to 1, this macro is non-blocking. + * If too much data is sent, some characters might be skipped. + * + * @param value Integer value to be printed as HEX. + */ +void NRF_LOG_HEX(uint32_t value); + +/**@brief Macro for logging a single character as HEX. + * + * @details The output string is formatted as, for example, AA. + * + * @note When NRF_LOG_USES_UART is set to 1, this macro is non-blocking. + * If too much data is sent, some characters might be skipped. + * + * @param c Character. + */ +void NRF_LOG_HEX_CHAR(uint8_t c); + +/**@brief Macro for checking if data is available in the input buffer. + * + * @note When NRF_LOG_USES_UART is set to 1, this macro is non-blocking. + * If too much data is sent, some characters might be skipped. + * + * @retval 1 If characters are available to read. + * @retval 0 If no characters are available. + */ +int NRF_LOG_HAS_INPUT(void); + +/**@brief Macro for reading one character from the input buffer. + * + * @param[out] p_char Pointer where to store the character. + * + * @retval NRF_SUCCESS If the character was read out. + * @retval NRF_ERROR_INVALID_DATA If no character could be read. + */ +uint32_t NRF_LOG_READ_INPUT(char* p_char); + +/** @} */ +#endif // DOXYGEN +#endif // NRF_LOG_H_