1/*
2 * Copyright (c) 1988, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 *	@(#)defines.h	8.1 (Berkeley) 6/6/93
34 * $FreeBSD: src/contrib/telnet/telnet/defines.h,v 1.2 2001/11/30 21:06:35 markm Exp $
35 */
36
37#define	settimer(x)	clocks.x = clocks.system++
38
39#define	NETADD(c)	{ *netoring.supply = c; ring_supplied(&netoring, 1); }
40#define	NET2ADD(c1,c2)	{ NETADD(c1); NETADD(c2); }
41#define	NETBYTES()	(ring_full_count(&netoring))
42#define	NETROOM()	(ring_empty_count(&netoring))
43
44#define	TTYADD(c)	if (!(SYNCHing||flushout)) { \
45				*ttyoring.supply = c; \
46				ring_supplied(&ttyoring, 1); \
47			}
48#define	TTYBYTES()	(ring_full_count(&ttyoring))
49#define	TTYROOM()	(ring_empty_count(&ttyoring))
50
51/*	Various modes */
52#define	MODE_LOCAL_CHARS(m)	((m)&(MODE_EDIT|MODE_TRAPSIG))
53#define	MODE_LOCAL_ECHO(m)	((m)&MODE_ECHO)
54#define	MODE_COMMAND_LINE(m)	((m)==-1)
55
56#define	CONTROL(x)	((x)&0x1f)		/* CTRL(x) is not portable */
57