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https://gitee.com/mirrors_PX4/PX4-Autopilot.git
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90 lines
2.7 KiB
C
90 lines
2.7 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.c
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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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*/
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#include <drivers/drv_hrt.h>
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#include <px4_posix.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <uORB/topics/mavlink_log.h>
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#include "mavlink_log.h"
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#define MAVLINK_LOG_QUEUE_SIZE 5
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__EXPORT void mavlink_vasprintf(int severity, orb_advert_t *mavlink_log_pub, const char *fmt, ...)
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{
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// TODO: add compile check for maxlen
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if (!fmt) {
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return;
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}
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if (mavlink_log_pub == NULL) {
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return;
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}
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struct mavlink_log_s log_msg;
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log_msg.severity = severity;
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log_msg.timestamp = hrt_absolute_time();
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va_list ap;
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va_start(ap, fmt);
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vsnprintf((char *)log_msg.text, sizeof(log_msg.text), fmt, ap);
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va_end(ap);
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if (*mavlink_log_pub != NULL) {
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orb_publish(ORB_ID(mavlink_log), *mavlink_log_pub, &log_msg);
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} else {
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*mavlink_log_pub = orb_advertise_queue(ORB_ID(mavlink_log),
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&log_msg,
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MAVLINK_LOG_QUEUE_SIZE);
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}
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}
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