/* SPDX-License-Identifier: BSD-2-Clause */
/*
* COPYRIGHT (c) 1989-2012.
* On-Line Applications Research Corporation (OAR).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <tmacros.h>
#include <termios.h>
#include <rtems/termiostypes.h>
#include <rtems/dumpbuf.h>
/* forward declarations to avoid warnings */
void ppp_test_driver_set_rx(const char *expected, size_t len);
void pppasyncattach(void);
int pppopen(struct rtems_termios_tty *tty);
int pppclose(struct rtems_termios_tty *tty);
int pppread(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args);
int pppwrite(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args);
int pppioctl(struct rtems_termios_tty *tty, rtems_libio_ioctl_args_t *args);
int pppinput(int c, struct rtems_termios_tty *tty);
int pppstart(struct rtems_termios_tty *tp, int len);
/*
* Define the PPP line discipline.
*/
static struct rtems_termios_linesw pppdisc = {
pppopen, pppclose, pppread, pppwrite,
pppinput, pppstart, pppioctl, NULL
};
const char *RXExpected;
size_t RXLength;
void ppp_test_driver_set_rx( const char *expected, size_t len )
{
RXExpected = expected;
RXLength = len;
}
void pppasyncattach(void)
{
rtems_termios_linesw[PPPDISC] = pppdisc;
}
int pppopen(struct rtems_termios_tty *tty)
{
puts( "pppopen called" );
return 0;
}
int pppclose(struct rtems_termios_tty *tty)
{
puts( "pppclose called" );
return 0;
}
int pppread(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args)
{
puts( "pppread called" );
rtems_termios_enqueue_raw_characters( tty, (char *)RXExpected, RXLength );
RXExpected = NULL;
RXLength = 0;
return 0;
}
int pppwrite(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args)
{
int maximum = rw_args->count;
char *out_buffer = rw_args->buffer;
printf( "pppwrite called - %d bytes\n", maximum );
rtems_print_buffer( (unsigned char *) out_buffer, maximum );
rw_args->bytes_moved = maximum;
rtems_termios_dequeue_characters( tty, 1 );
return 0;
}
int pppioctl(struct rtems_termios_tty *tty, rtems_libio_ioctl_args_t *args)
{
puts( "pppioctl called" );
return 0;
}
int pppinput(int c, struct rtems_termios_tty *tty)
{
printf( "pppinput called - with (%c)\n", c );
return 0;
}
int pppstart(struct rtems_termios_tty *tp, int len)
{
puts( "pppstart called" );
return 0;
}
