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Critical messages that the user sees should also go to the log file, so that the exact error (with time) can later be analyzed from the log file.
131 lines
3.9 KiB
C
131 lines
3.9 KiB
C
/****************************************************************************
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*
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* Copyright (c) 2012-2016 PX4 Development Team. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name PX4 nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/**
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* @file mavlink_log.h
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* MAVLink text logging.
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*
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* @author Lorenz Meier <lorenz@px4.io>
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* @author Julian Oes <julian@oes.ch>
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*/
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#pragma once
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#include <uORB/uORB.h>
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/**
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* The maximum string length supported.
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*/
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#define MAVLINK_LOG_MAXLEN 50
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#ifdef __cplusplus
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extern "C" {
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#endif
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__EXPORT void mavlink_vasprintf(int severity, orb_advert_t *mavlink_log_pub, const char *fmt, ...);
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#ifdef __cplusplus
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}
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#endif
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#define _MSG_PRIO_DEBUG 7
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#define _MSG_PRIO_INFO 6
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#define _MSG_PRIO_NOTICE 5
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#define _MSG_PRIO_WARNING 4
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#define _MSG_PRIO_ERROR 3
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#define _MSG_PRIO_CRITICAL 2
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#define _MSG_PRIO_ALERT 1
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#define _MSG_PRIO_EMERGENCY 0
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/*
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* The va_args implementation here is not beautiful, but obviously we run into the same issues
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* the GCC devs saw, and are using their solution:
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*
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* http://gcc.gnu.org/onlinedocs/cpp/Variadic-Macros.html
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*/
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/**
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* Send a mavlink info message (not printed to console).
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*
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* @param _pub Pointer to the uORB advert;
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* @param _text The text to log;
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*/
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#define mavlink_log_info(_pub, _text, ...) mavlink_vasprintf(_MSG_PRIO_INFO, _pub, _text, ##__VA_ARGS__);
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/**
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* Send a mavlink emergency message and print to console.
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*
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* @param _pub Pointer to the uORB advert;
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* @param _text The text to log;
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*/
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#define mavlink_log_emergency(_pub, _text, ...) \
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do { \
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mavlink_vasprintf(_MSG_PRIO_EMERGENCY, _pub, _text, ##__VA_ARGS__); \
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PX4_ERR(_text, ##__VA_ARGS__); \
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} while(0);
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/**
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* Send a mavlink critical message and print to console.
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*
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* @param _pub Pointer to the uORB advert;
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* @param _text The text to log;
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*/
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#define mavlink_log_critical(_pub, _text, ...) \
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do { \
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mavlink_vasprintf(_MSG_PRIO_CRITICAL, _pub, _text, ##__VA_ARGS__); \
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PX4_WARN(_text, ##__VA_ARGS__); \
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} while(0);
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/**
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* Send a mavlink emergency message and print to console.
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*
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* @param _pub Pointer to the uORB advert;
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* @param _text The text to log;
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*/
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#define mavlink_and_console_log_info(_pub, _text, ...) \
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do { \
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mavlink_log_info(_pub, _text, ##__VA_ARGS__); \
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PX4_INFO(_text, ##__VA_ARGS__); \
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} while(0);
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struct mavlink_logmessage {
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char text[MAVLINK_LOG_MAXLEN + 1];
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unsigned char severity;
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};
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struct mavlink_logbuffer {
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unsigned int start;
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unsigned int size;
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int count;
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struct mavlink_logmessage *elems;
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};
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