GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: bin/stty/modes.c Lines: 12 27 44.4 %
Date: 2017-11-07 Branches: 9 16 56.3 %

Line Branch Exec Source
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/*	$OpenBSD: modes.c,v 1.11 2016/03/23 14:52:42 mmcc Exp $	*/
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/*	$NetBSD: modes.c,v 1.9 1996/05/07 18:20:09 jtc Exp $	*/
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/*-
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 * Copyright (c) 1991, 1993, 1994
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 *	The Regents of the University of California.  All rights reserved.
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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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 * 3. Neither the name of the University nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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 * 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 REGENTS OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 */
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#include <sys/types.h>
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#include <stddef.h>
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#include <string.h>
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#include <termios.h>
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#include "stty.h"
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#include "extern.h"
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struct modes {
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	const char *name;
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	unsigned int set;
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	unsigned int unset;
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};
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/*
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 * The code in optlist() depends on minus options following regular
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 * options, i.e. "foo" must immediately precede "-foo".
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 */
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const struct modes cmodes[] = {
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	{ "cs5",	CS5, CSIZE },
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	{ "cs6",	CS6, CSIZE },
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	{ "cs7",	CS7, CSIZE },
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	{ "cs8",	CS8, CSIZE },
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	{ "cstopb",	CSTOPB, 0 },
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	{ "-cstopb",	0, CSTOPB },
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	{ "cread",	CREAD, 0 },
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	{ "-cread",	0, CREAD },
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	{ "parenb",	PARENB, 0 },
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	{ "-parenb",	0, PARENB },
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	{ "parodd",	PARODD, 0 },
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	{ "-parodd",	0, PARODD },
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	{ "parity",	PARENB | CS7, PARODD | CSIZE },
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	{ "-parity",	CS8, PARODD | PARENB | CSIZE },
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	{ "evenp",	PARENB | CS7, PARODD | CSIZE },
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	{ "-evenp",	CS8, PARODD | PARENB | CSIZE },
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	{ "oddp",	PARENB | CS7 | PARODD, CSIZE },
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	{ "-oddp",	CS8, PARODD | PARENB | CSIZE },
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	{ "pass8",	CS8, PARODD | PARENB | CSIZE },
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	{ "-pass8",	PARENB | CS7, PARODD | CSIZE },
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	{ "hupcl",	HUPCL, 0 },
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	{ "-hupcl",	0, HUPCL },
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	{ "hup",	HUPCL, 0 },
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	{ "-hup",	0, HUPCL },
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	{ "clocal",	CLOCAL, 0 },
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	{ "-clocal",	0, CLOCAL },
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	{ "crtscts",	CRTSCTS, 0 },
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	{ "-crtscts",	0, CRTSCTS },
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	{ "mdmbuf",	MDMBUF, 0 },
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	{ "-mdmbuf",	0, MDMBUF },
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	{ NULL },
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};
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const struct modes imodes[] = {
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	{ "ignbrk",	IGNBRK, 0 },
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	{ "-ignbrk",	0, IGNBRK },
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	{ "brkint",	BRKINT, 0 },
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	{ "-brkint",	0, BRKINT },
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	{ "ignpar",	IGNPAR, 0 },
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	{ "-ignpar",	0, IGNPAR },
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	{ "parmrk",	PARMRK, 0 },
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	{ "-parmrk",	0, PARMRK },
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	{ "inpck",	INPCK, 0 },
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	{ "-inpck",	0, INPCK },
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	{ "istrip",	ISTRIP, 0 },
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	{ "-istrip",	0, ISTRIP },
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	{ "inlcr",	INLCR, 0 },
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	{ "-inlcr",	0, INLCR },
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	{ "igncr",	IGNCR, 0 },
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	{ "-igncr",	0, IGNCR },
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	{ "icrnl",	ICRNL, 0 },
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	{ "-icrnl",	0, ICRNL },
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	{ "iuclc",	IUCLC, 0 },
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	{ "-iuclc",	0, IUCLC },
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	{ "ixon",	IXON, 0 },
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	{ "-ixon",	0, IXON },
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	{ "flow",	IXON, 0 },
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	{ "-flow",	0, IXON },
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	{ "ixoff",	IXOFF, 0 },
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	{ "-ixoff",	0, IXOFF },
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	{ "tandem",	IXOFF, 0 },
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	{ "-tandem",	0, IXOFF },
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	{ "ixany",	IXANY, 0 },
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	{ "-ixany",	0, IXANY },
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	{ "decctlq",	0, IXANY },
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	{ "-decctlq",	IXANY, 0 },
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	{ "imaxbel",	IMAXBEL, 0 },
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	{ "-imaxbel",	0, IMAXBEL },
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	{ NULL },
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};
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const struct modes lmodes[] = {
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	{ "echo",	ECHO, 0 },
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	{ "-echo",	0, ECHO },
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	{ "echoe",	ECHOE, 0 },
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	{ "-echoe",	0, ECHOE },
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	{ "crterase",	ECHOE, 0 },
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	{ "-crterase",	0, ECHOE },
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	{ "crtbs",	ECHOE, 0 },	/* crtbs not supported, close enough */
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	{ "-crtbs",	0, ECHOE },
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	{ "echok",	ECHOK, 0 },
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	{ "-echok",	0, ECHOK },
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	{ "echoke",	ECHOKE, 0 },
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	{ "-echoke",	0, ECHOKE },
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	{ "crtkill",	ECHOKE, 0 },
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	{ "-crtkill",	0, ECHOKE },
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	{ "altwerase",	ALTWERASE, 0 },
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	{ "-altwerase",	0, ALTWERASE },
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	{ "iexten",	IEXTEN, 0 },
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	{ "-iexten",	0, IEXTEN },
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	{ "echonl",	ECHONL, 0 },
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	{ "-echonl",	0, ECHONL },
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	{ "echoctl",	ECHOCTL, 0 },
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	{ "-echoctl",	0, ECHOCTL },
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	{ "ctlecho",	ECHOCTL, 0 },
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	{ "-ctlecho",	0, ECHOCTL },
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	{ "echoprt",	ECHOPRT, 0 },
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	{ "-echoprt",	0, ECHOPRT },
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	{ "prterase",	ECHOPRT, 0 },
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	{ "-prterase",	0, ECHOPRT },
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	{ "isig",	ISIG, 0 },
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	{ "-isig",	0, ISIG },
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	{ "icanon",	ICANON, 0 },
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	{ "-icanon",	0, ICANON },
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	{ "noflsh",	NOFLSH, 0 },
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	{ "-noflsh",	0, NOFLSH },
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	{ "tostop",	TOSTOP, 0 },
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	{ "-tostop",	0, TOSTOP },
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	{ "flusho",	FLUSHO, 0 },
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	{ "-flusho",	0, FLUSHO },
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	{ "pendin",	PENDIN, 0 },
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	{ "-pendin",	0, PENDIN },
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	{ "crt",	ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT },
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	{ "-crt",	ECHOK, ECHOE|ECHOKE|ECHOCTL },
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	{ "newcrt",	ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT },
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	{ "-newcrt",	ECHOK, ECHOE|ECHOKE|ECHOCTL },
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	{ "nokerninfo",	NOKERNINFO, 0 },
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	{ "-nokerninfo",0, NOKERNINFO },
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	{ "kerninfo",	0, NOKERNINFO },
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	{ "-kerninfo",	NOKERNINFO, 0 },
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	{ "xcase",	XCASE, 0 },
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	{ "-xcase",	0, XCASE },
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	{ NULL },
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};
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const struct modes omodes[] = {
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	{ "opost",	OPOST, 0 },
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	{ "-opost",	0, OPOST },
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	{ "litout",	0, OPOST },
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	{ "-litout",	OPOST, 0 },
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	{ "ocrnl",	OCRNL, 0 },
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	{ "-ocrnl",	0, OCRNL },
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	{ "olcuc",	OLCUC, 0 },
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	{ "-olcuc",	0, OLCUC },
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	{ "onlcr",	ONLCR, 0 },
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	{ "-onlcr",	0, ONLCR },
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	{ "onlret",	ONLRET, 0 },
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	{ "-onlret",	0, ONLRET },
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	{ "onocr",	ONOCR, 0 },
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	{ "-onocr",	0, ONOCR },
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	{ "tabs",	0, OXTABS },		/* "preserve" tabs */
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	{ "-tabs",	OXTABS, 0 },
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	{ "oxtabs",	OXTABS, 0 },
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	{ "-oxtabs",	0, OXTABS },
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	{ "onoeot",	ONOEOT, 0 },
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	{ "-onoeot",	0, ONOEOT },
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	{ NULL },
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};
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#define	CHK(s)	(!strcmp(name, s))
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int
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msearch(char ***argvp, struct info *ip)
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{
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	const struct modes *mp;
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	char *name;
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	name = **argvp;
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	for (mp = cmodes; mp->name; ++mp)
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		if (CHK(mp->name)) {
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			ip->t.c_cflag &= ~mp->unset;
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			ip->t.c_cflag |= mp->set;
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			ip->set = 1;
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			return (1);
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		}
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	for (mp = imodes; mp->name; ++mp)
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		if (CHK(mp->name)) {
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			ip->t.c_iflag &= ~mp->unset;
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			ip->t.c_iflag |= mp->set;
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			ip->set = 1;
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			return (1);
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		}
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	for (mp = lmodes; mp->name; ++mp)
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		if (CHK(mp->name)) {
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			ip->t.c_lflag &= ~mp->unset;
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			ip->t.c_lflag |= mp->set;
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			ip->set = 1;
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			return (1);
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		}
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	for (mp = omodes; mp->name; ++mp)
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		if (CHK(mp->name)) {
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			ip->t.c_oflag &= ~mp->unset;
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			ip->t.c_oflag |= mp->set;
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			ip->set = 1;
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			return (1);
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		}
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	return (0);
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}