ardupilot/libraries/AP_HAL/UARTDriver.cpp

66 lines
1.7 KiB
C++

// -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
/*
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.h>
#include "utility/print_vprintf.h"
#include "UARTDriver.h"
/*
BetterStream method implementations
These are implemented in AP_HAL to ensure consistent behaviour on
all boards, although they can be overridden by a port
*/
void AP_HAL::UARTDriver::print_P(const prog_char_t *s)
{
char c;
while ('\0' != (c = pgm_read_byte((const prog_char *)s++)))
write(c);
}
void AP_HAL::UARTDriver::println_P(const prog_char_t *s)
{
print_P(s);
println();
}
void AP_HAL::UARTDriver::printf(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vprintf(fmt, ap);
va_end(ap);
}
void AP_HAL::UARTDriver::vprintf(const char *fmt, va_list ap)
{
print_vprintf((AP_HAL::Print*)this, 0, fmt, ap);
}
void AP_HAL::UARTDriver::_printf_P(const prog_char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vprintf_P(fmt, ap);
va_end(ap);
}
void AP_HAL::UARTDriver::vprintf_P(const prog_char *fmt, va_list ap)
{
print_vprintf((AP_HAL::Print*)this, 1, fmt, ap);
}