esp-idf/components/log/include/esp_log_buffer.h
2024-05-15 15:25:30 +08:00

181 lines
7.2 KiB
C

/*
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <stdint.h>
#include "esp_log_level.h"
#ifdef __cplusplus
extern "C" {
#endif
#if !BOOTLOADER_BUILD || __DOXYGEN__
/**
* @brief Logs a buffer of hexadecimal bytes at the specified log level.
*
* This function logs a buffer of hexadecimal bytes with 16 bytes per line. The
* log level determines the severity of the log message.
*
* @note This function does not check the log level against the ESP_LOCAL_LEVEL.
* The log level comparison should be done in esp_log.h.
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
* @param level Log level indicating the severity of the log message.
*/
void esp_log_buffer_hex_internal(const char *tag, const void *buffer, uint16_t buff_len, esp_log_level_t level);
/**
* @brief This function logs a buffer of characters with 16 characters per line.
* The buffer should contain only printable characters. The log level determines
* the severity of the log message.
*
* @note This function does not check the log level against the ESP_LOCAL_LEVEL.
* The log level comparison should be done in esp_log.h.
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
* @param level Log level indicating the severity of the log message.
*/
void esp_log_buffer_char_internal(const char *tag, const void *buffer, uint16_t buff_len, esp_log_level_t level);
/**
* @brief This function dumps a buffer to the log in a formatted hex dump style,
* displaying both the memory address and the corresponding hex and ASCII values
* of the bytes. The log level determines the severity of the log message.
*
* @note This function does not check the log level against the ESP_LOCAL_LEVEL.
* The log level comparison should be done in esp_log.h.
* @note It is recommended to use terminals with a width of at least 102
* characters to display the log dump properly.
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
* @param log_level Log level indicating the severity of the log message.
*/
void esp_log_buffer_hexdump_internal(const char *tag, const void *buffer, uint16_t buff_len, esp_log_level_t log_level);
/**
* @brief Log a buffer of hex bytes at specified level, separated into 16 bytes each line.
*
* The hex log shows just like the one below:
*
* I (954) log_example: 54 68 65 20 77 61 79 20 74 6f 20 67 65 74 20 73
* I (962) log_example: 74 61 72 74 65 64 20 69 73 20 74 6f 20 71 75 69
* I (969) log_example: 74 20 74 61 6c 6b 69 6e 67 20 61 6e 64 20 62 65
* I (977) log_example: 67 69 6e 20 64 6f 69 6e 67 2e 20 2d 20 57 61 6c
* I (984) log_example: 74 20 44 69 73 6e 65 79 00
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
* @param level Log level
*/
#define ESP_LOG_BUFFER_HEX_LEVEL(tag, buffer, buff_len, level) \
do { if (LOG_LOCAL_LEVEL >= (level)) {esp_log_buffer_hex_internal(tag, buffer, buff_len, level);} } while(0)
/**
* @brief Log a buffer of characters at specified level, separated into 16 bytes each line. Buffer should contain only printable characters.
*
* The char log shows just like the one below:
*
* I (980) log_example: The way to get s
* I (985) log_example: tarted is to qui
* I (989) log_example: t talking and be
* I (994) log_example: gin doing. - Wal
* I (999) log_example: t Disney
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
* @param level Log level.
*
*/
#define ESP_LOG_BUFFER_CHAR_LEVEL(tag, buffer, buff_len, level) \
do { if (LOG_LOCAL_LEVEL >= (level)) {esp_log_buffer_char_internal(tag, buffer, buff_len, level);} } while(0)
/**
* @brief Dump a buffer to the log at specified level.
*
* The dump log shows just like the one below:
*
* I (1013) log_example: 0x3ffb5bc0 54 68 65 20 77 61 79 20 74 6f 20 67 65 74 20 73 |The way to get s|
* I (1024) log_example: 0x3ffb5bd0 74 61 72 74 65 64 20 69 73 20 74 6f 20 71 75 69 |tarted is to qui|
* I (1034) log_example: 0x3ffb5be0 74 20 74 61 6c 6b 69 6e 67 20 61 6e 64 20 62 65 |t talking and be|
* I (1044) log_example: 0x3ffb5bf0 67 69 6e 20 64 6f 69 6e 67 2e 20 2d 20 57 61 6c |gin doing. - Wal|
* I (1054) log_example: 0x3ffb5c00 74 20 44 69 73 6e 65 79 00 |t Disney.|
*
* @note It is highly recommended to use terminals with over 102 text width.
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
* @param level Log level.
*/
#define ESP_LOG_BUFFER_HEXDUMP(tag, buffer, buff_len, level) \
do { if (LOG_LOCAL_LEVEL >= (level)) {esp_log_buffer_hexdump_internal(tag, buffer, buff_len, level);} } while(0)
/**
* @brief Log a buffer of hex bytes at Info level
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
*
* @see ``ESP_LOG_BUFFER_HEX_LEVEL``
*
*/
#define ESP_LOG_BUFFER_HEX(tag, buffer, buff_len) \
do { if (LOG_LOCAL_LEVEL >= ESP_LOG_INFO) {ESP_LOG_BUFFER_HEX_LEVEL(tag, buffer, buff_len, ESP_LOG_INFO);} } while(0)
/**
* @brief Log a buffer of characters at Info level. Buffer should contain only printable characters.
*
* @param tag Description tag to identify the log.
* @param buffer Pointer to the buffer array containing the data to be logged.
* @param buff_len Length of the buffer in bytes.
*
* @see ``ESP_LOG_BUFFER_CHAR_LEVEL``
*
*/
#define ESP_LOG_BUFFER_CHAR(tag, buffer, buff_len) \
do { if (LOG_LOCAL_LEVEL >= ESP_LOG_INFO) {ESP_LOG_BUFFER_CHAR_LEVEL(tag, buffer, buff_len, ESP_LOG_INFO);} } while(0)
/** @cond */
/**
* @note For back compatible
* @deprecated This function is deprecated and will be removed in the future.
* Please use ESP_LOG_BUFFER_HEX
*/
__attribute__((deprecated("Use 'ESP_LOG_BUFFER_HEX' instead")))
static inline void esp_log_buffer_hex(const char *tag, const void *buffer, uint16_t buff_len)
{
ESP_LOG_BUFFER_HEX(tag, buffer, buff_len);
}
/**
* @note For back compatible
* @deprecated This function is deprecated and will be removed in the future.
* Please use ESP_LOG_BUFFER_CHAR
*/
__attribute__((deprecated("Use 'ESP_LOG_BUFFER_CHAR' instead")))
static inline void esp_log_buffer_char(const char *tag, const void *buffer, uint16_t buff_len)
{
ESP_LOG_BUFFER_CHAR(tag, buffer, buff_len);
}
/** @endcond */
#endif // !BOOTLOADER_BUILD || __DOXYGEN__
#ifdef __cplusplus
}
#endif