forked from Imagelibrary/rtems
126 lines
3.7 KiB
C
126 lines
3.7 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* COPYRIGHT (c) 1989-2012.
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* On-Line Applications Research Corporation (OAR).
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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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* 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 the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN 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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <tmacros.h>
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#include <termios.h>
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#include <rtems/termiostypes.h>
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#include <rtems/dumpbuf.h>
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/* forward declarations to avoid warnings */
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void ppp_test_driver_set_rx(const char *expected, size_t len);
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void pppasyncattach(void);
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int pppopen(struct rtems_termios_tty *tty);
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int pppclose(struct rtems_termios_tty *tty);
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int pppread(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args);
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int pppwrite(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args);
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int pppioctl(struct rtems_termios_tty *tty, rtems_libio_ioctl_args_t *args);
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int pppinput(int c, struct rtems_termios_tty *tty);
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int pppstart(struct rtems_termios_tty *tp, int len);
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/*
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* Define the PPP line discipline.
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*/
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static struct rtems_termios_linesw pppdisc = {
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pppopen, pppclose, pppread, pppwrite,
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pppinput, pppstart, pppioctl, NULL
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};
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const char *RXExpected;
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size_t RXLength;
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void ppp_test_driver_set_rx( const char *expected, size_t len )
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{
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RXExpected = expected;
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RXLength = len;
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}
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void pppasyncattach(void)
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{
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rtems_termios_linesw[PPPDISC] = pppdisc;
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}
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int pppopen(struct rtems_termios_tty *tty)
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{
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puts( "pppopen called" );
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return 0;
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}
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int pppclose(struct rtems_termios_tty *tty)
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{
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puts( "pppclose called" );
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return 0;
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}
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int pppread(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args)
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{
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puts( "pppread called" );
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rtems_termios_enqueue_raw_characters( tty, (char *)RXExpected, RXLength );
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RXExpected = NULL;
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RXLength = 0;
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return 0;
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}
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int pppwrite(struct rtems_termios_tty *tty, rtems_libio_rw_args_t *rw_args)
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{
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int maximum = rw_args->count;
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char *out_buffer = rw_args->buffer;
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printf( "pppwrite called - %d bytes\n", maximum );
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rtems_print_buffer( (unsigned char *) out_buffer, maximum );
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rw_args->bytes_moved = maximum;
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rtems_termios_dequeue_characters( tty, 1 );
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return 0;
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}
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int pppioctl(struct rtems_termios_tty *tty, rtems_libio_ioctl_args_t *args)
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{
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puts( "pppioctl called" );
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return 0;
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}
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int pppinput(int c, struct rtems_termios_tty *tty)
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{
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printf( "pppinput called - with (%c)\n", c );
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return 0;
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}
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int pppstart(struct rtems_termios_tty *tp, int len)
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{
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puts( "pppstart called" );
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return 0;
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}
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