GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: bin/stty/print.c Lines: 0 137 0.0 %
Date: 2017-11-13 Branches: 0 236 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: print.c,v 1.16 2017/04/28 22:16:43 millert Exp $	*/
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/*	$NetBSD: print.c,v 1.11 1996/05/07 18:20:10 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 <stdio.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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static void  binit(char *);
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static void  bput(const char *, unsigned int);
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static char *ccval(const struct cchar *, int);
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void
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print(struct termios *tp, struct winsize *wp, int ldisc, enum FMT fmt)
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{
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	const struct cchar *p;
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	long tmp;
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	u_char *cc;
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	int cnt, ispeed, ospeed;
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	char buf1[100], buf2[100];
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	cnt = 0;
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	/* Line discipline. */
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	if (ldisc != TTYDISC) {
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		switch(ldisc) {
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		case PPPDISC:
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			cnt += printf("ppp disc; ");
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			break;
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		case NMEADISC:
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			cnt += printf("nmea disc; ");
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			break;
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		default:
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			cnt += printf("#%d disc; ", ldisc);
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			break;
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		}
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	}
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	/* Line speed. */
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	ispeed = cfgetispeed(tp);
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	ospeed = cfgetospeed(tp);
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	if (ispeed != ospeed)
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		cnt +=
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		    printf("ispeed %d baud; ospeed %d baud;", ispeed, ospeed);
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	else
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		cnt += printf("speed %d baud;", ispeed);
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	if (fmt >= BSD)
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		cnt += printf(" %d rows; %d columns;", wp->ws_row, wp->ws_col);
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	if (cnt)
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		(void)printf("\n");
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#define	on(f)	((tmp&f) != 0)
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#define put(n, f, d) \
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	if (fmt >= BSD || on(f) != d) \
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		bput(n, on(f));
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	/* "local" flags */
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	tmp = tp->c_lflag;
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	binit("lflags");
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	put("-icanon", ICANON, 1);
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	put("-isig", ISIG, 1);
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	put("-iexten", IEXTEN, 1);
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	put("-echo", ECHO, 1);
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	put("-echoe", ECHOE, 0);
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	put("-echok", ECHOK, 0);
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	put("-echoke", ECHOKE, 0);
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	put("-echonl", ECHONL, 0);
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	put("-echoctl", ECHOCTL, 0);
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	put("-echoprt", ECHOPRT, 0);
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	put("-altwerase", ALTWERASE, 0);
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	put("-noflsh", NOFLSH, 0);
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	put("-tostop", TOSTOP, 0);
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	put("-flusho", FLUSHO, 0);
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	put("-pendin", PENDIN, 0);
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	put("-nokerninfo", NOKERNINFO, 0);
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	put("-extproc", EXTPROC, 0);
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	put("-xcase", XCASE, 0);
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	/* input flags */
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	tmp = tp->c_iflag;
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	binit("iflags");
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	put("-istrip", ISTRIP, 0);
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	put("-icrnl", ICRNL, 1);
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	put("-inlcr", INLCR, 0);
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	put("-igncr", IGNCR, 0);
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	put("-iuclc", IUCLC, 0);
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	put("-ixon", IXON, 1);
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	put("-ixoff", IXOFF, 0);
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	put("-ixany", IXANY, 1);
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	put("-imaxbel", IMAXBEL, 1);
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	put("-ignbrk", IGNBRK, 0);
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	put("-brkint", BRKINT, 1);
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	put("-inpck", INPCK, 0);
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	put("-ignpar", IGNPAR, 0);
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	put("-parmrk", PARMRK, 0);
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	/* output flags */
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	tmp = tp->c_oflag;
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	binit("oflags");
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	put("-opost", OPOST, 1);
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	put("-onlcr", ONLCR, 1);
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	put("-ocrnl", OCRNL, 0);
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	put("-onocr", ONOCR, 0);
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	put("-onlret", ONLRET, 0);
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	put("-olcuc", OLCUC, 0);
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	put("-oxtabs", OXTABS, 1);
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	put("-onoeot", ONOEOT, 0);
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	/* control flags (hardware state) */
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	tmp = tp->c_cflag;
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	binit("cflags");
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	put("-cread", CREAD, 1);
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	switch(tmp&CSIZE) {
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	case CS5:
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		bput("cs5", 0);
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		break;
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	case CS6:
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		bput("cs6", 0);
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		break;
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	case CS7:
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		bput("cs7", 0);
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		break;
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	case CS8:
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		bput("cs8", 0);
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		break;
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	}
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	bput("-parenb", on(PARENB));
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	put("-parodd", PARODD, 0);
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	put("-hupcl", HUPCL, 1);
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	put("-clocal", CLOCAL, 0);
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	put("-cstopb", CSTOPB, 0);
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	put("-crtscts", CRTSCTS, 0);
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	put("-mdmbuf", MDMBUF, 0);
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	/* special control characters */
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	cc = tp->c_cc;
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	if (fmt == POSIX) {
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		binit("cchars");
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		for (p = cchars1; p->name; ++p) {
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			(void)snprintf(buf1, sizeof(buf1), "%s = %s;",
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			    p->name, ccval(p, cc[p->sub]));
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			bput(buf1, 0);
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		}
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		binit(NULL);
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	} else {
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		binit(NULL);
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		for (p = cchars1, cnt = 0; p->name; ++p) {
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			if (fmt != BSD && cc[p->sub] == p->def)
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				continue;
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#define	WD	"%-8s"
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			(void)snprintf(buf1 + cnt * 8, sizeof(buf1) - cnt * 8,
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			    WD, p->name);
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			(void)snprintf(buf2 + cnt * 8, sizeof(buf2) - cnt * 8,
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			    WD, ccval(p, cc[p->sub]));
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			if (++cnt == LINELENGTH / 8) {
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				cnt = 0;
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				(void)printf("%s\n", buf1);
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				(void)printf("%s\n", buf2);
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			}
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		}
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		if (cnt) {
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			(void)printf("%s\n", buf1);
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			(void)printf("%s\n", buf2);
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		}
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	}
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}
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static int col;
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static char *label;
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static void
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binit(char *lb)
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{
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	if (col) {
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		(void)printf("\n");
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		col = 0;
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	}
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	label = lb;
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}
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static void
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bput(const char *s, unsigned int off)
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{
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	s += off;
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	if (col == 0) {
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		col = printf("%s: %s", label, s);
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		return;
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	}
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	if ((col + strlen(s)) > LINELENGTH) {
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		(void)printf("\n\t");
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		col = printf("%s", s) + 8;
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		return;
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	}
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	col += printf(" %s", s);
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}
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static char *
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ccval(const struct cchar *p, int c)
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{
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	static char buf[5];
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	char *bp;
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	if (p->sub == VMIN || p->sub == VTIME) {
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		(void)snprintf(buf, sizeof(buf), "%d", c);
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		return (buf);
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	}
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	if (c == _POSIX_VDISABLE)
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		return ("<undef>");
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	bp = buf;
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	if (c & 0200) {
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		*bp++ = 'M';
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		*bp++ = '-';
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		c &= 0177;
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	}
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	if (c == 0177) {
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		*bp++ = '^';
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		*bp++ = '?';
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	}
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	else if (c < 040) {
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		*bp++ = '^';
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		*bp++ = c + '@';
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	}
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	else
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		*bp++ = c;
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	*bp = '\0';
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	return (buf);
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}