ardupilot/libraries/AP_Common/NMEA.h

35 lines
1.2 KiB
C

/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <AP_HAL/AP_HAL.h>
/*
formatted print of NMEA message to an allocated string, with
checksum appended
*/
char *nmea_vaprintf(const char *fmt, va_list ap);
/*
formatted print of NMEA message to a uart, with checksum appended
*/
bool nmea_printf(AP_HAL::UARTDriver *uart, const char *fmt, ...) FMT_PRINTF(2,3);
/*
formatted print of NMEA message to a buffer, with checksum appended.
Returns the length of the string filled into buf. If the NMEA string does not fit in the buffer, returns 0
*/
uint16_t nmea_printf_buffer(char* buf, const uint16_t buf_max_len, const char *fmt, ...);