libc/xcurses/baudrate.c

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright (c) 1995, by Sun Microsystems, Inc.
 * All rights reserved.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

/*
 * baudrate.c
 *
 * XCurses Library
 *
 * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
 *
 */

#ifdef M_RCSID
#ifndef lint
static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/baudrate.c 1.2 1995/09/27 19:09:07 ant Exp $";
#endif
#endif

#include <private.h>

typedef struct {
    speed_t speed;
    int value;
} t_baud;

static t_baud speeds[] = {
    { B0, 0 },
    { B50, 50 },
    { B75, 75 },
    { B110, 110 },
    { B134, 134 },
    { B150, 150 },
    { B200, 200 },
    { B300, 300 },
    { B600, 600 },
    { B1200, 1200 },
    { B1800, 1800 },
    { B2400, 2400 },
    { B4800, 4800 },
    { B9600, 9600 },
    { B19200, 19200 },
    { B38400, 38400 },
    { (speed_t) -1, -1 }
};

/*f
 * Return the output speed of the terminal.  The number returned is in
 * bits per second and is an integer.
 */
int
baudrate()
{
    int i;
    speed_t value;

#ifdef M_CURSES_TRACE
    __m_trace("baudrate(void)");
#endif

    value = cfgetospeed(&cur_term->_prog);

    for (i = 0; speeds[i].speed != (speed_t) -1; ++i)
        if (speeds[i].speed == value)
            break;

    return __m_return_int("baudrate", speeds[i].value);
}