1  | 
     | 
     | 
    /*	$OpenBSD: modes.c,v 1.11 2016/03/23 14:52:42 mmcc Exp $	*/  | 
    
    
    2  | 
     | 
     | 
    /*	$NetBSD: modes.c,v 1.9 1996/05/07 18:20:09 jtc Exp $	*/  | 
    
    
    3  | 
     | 
     | 
     | 
    
    
    4  | 
     | 
     | 
    /*-  | 
    
    
    5  | 
     | 
     | 
     * Copyright (c) 1991, 1993, 1994  | 
    
    
    6  | 
     | 
     | 
     *	The Regents of the University of California.  All rights reserved.  | 
    
    
    7  | 
     | 
     | 
     *  | 
    
    
    8  | 
     | 
     | 
     * Redistribution and use in source and binary forms, with or without  | 
    
    
    9  | 
     | 
     | 
     * modification, are permitted provided that the following conditions  | 
    
    
    10  | 
     | 
     | 
     * are met:  | 
    
    
    11  | 
     | 
     | 
     * 1. Redistributions of source code must retain the above copyright  | 
    
    
    12  | 
     | 
     | 
     *    notice, this list of conditions and the following disclaimer.  | 
    
    
    13  | 
     | 
     | 
     * 2. Redistributions in binary form must reproduce the above copyright  | 
    
    
    14  | 
     | 
     | 
     *    notice, this list of conditions and the following disclaimer in the  | 
    
    
    15  | 
     | 
     | 
     *    documentation and/or other materials provided with the distribution.  | 
    
    
    16  | 
     | 
     | 
     * 3. Neither the name of the University nor the names of its contributors  | 
    
    
    17  | 
     | 
     | 
     *    may be used to endorse or promote products derived from this software  | 
    
    
    18  | 
     | 
     | 
     *    without specific prior written permission.  | 
    
    
    19  | 
     | 
     | 
     *  | 
    
    
    20  | 
     | 
     | 
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND  | 
    
    
    21  | 
     | 
     | 
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  | 
    
    
    22  | 
     | 
     | 
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  | 
    
    
    23  | 
     | 
     | 
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE  | 
    
    
    24  | 
     | 
     | 
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL  | 
    
    
    25  | 
     | 
     | 
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS  | 
    
    
    26  | 
     | 
     | 
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  | 
    
    
    27  | 
     | 
     | 
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT  | 
    
    
    28  | 
     | 
     | 
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY  | 
    
    
    29  | 
     | 
     | 
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF  | 
    
    
    30  | 
     | 
     | 
     * SUCH DAMAGE.  | 
    
    
    31  | 
     | 
     | 
     */  | 
    
    
    32  | 
     | 
     | 
     | 
    
    
    33  | 
     | 
     | 
    #include <sys/types.h>  | 
    
    
    34  | 
     | 
     | 
     | 
    
    
    35  | 
     | 
     | 
    #include <stddef.h>  | 
    
    
    36  | 
     | 
     | 
    #include <string.h>  | 
    
    
    37  | 
     | 
     | 
    #include <termios.h>  | 
    
    
    38  | 
     | 
     | 
     | 
    
    
    39  | 
     | 
     | 
    #include "stty.h"  | 
    
    
    40  | 
     | 
     | 
    #include "extern.h"  | 
    
    
    41  | 
     | 
     | 
     | 
    
    
    42  | 
     | 
     | 
    struct modes { | 
    
    
    43  | 
     | 
     | 
    	const char *name;  | 
    
    
    44  | 
     | 
     | 
    	unsigned int set;  | 
    
    
    45  | 
     | 
     | 
    	unsigned int unset;  | 
    
    
    46  | 
     | 
     | 
    };  | 
    
    
    47  | 
     | 
     | 
     | 
    
    
    48  | 
     | 
     | 
    /*  | 
    
    
    49  | 
     | 
     | 
     * The code in optlist() depends on minus options following regular  | 
    
    
    50  | 
     | 
     | 
     * options, i.e. "foo" must immediately precede "-foo".  | 
    
    
    51  | 
     | 
     | 
     */  | 
    
    
    52  | 
     | 
     | 
    const struct modes cmodes[] = { | 
    
    
    53  | 
     | 
     | 
    	{ "cs5",	CS5, CSIZE }, | 
    
    
    54  | 
     | 
     | 
    	{ "cs6",	CS6, CSIZE }, | 
    
    
    55  | 
     | 
     | 
    	{ "cs7",	CS7, CSIZE }, | 
    
    
    56  | 
     | 
     | 
    	{ "cs8",	CS8, CSIZE }, | 
    
    
    57  | 
     | 
     | 
    	{ "cstopb",	CSTOPB, 0 }, | 
    
    
    58  | 
     | 
     | 
    	{ "-cstopb",	0, CSTOPB }, | 
    
    
    59  | 
     | 
     | 
    	{ "cread",	CREAD, 0 }, | 
    
    
    60  | 
     | 
     | 
    	{ "-cread",	0, CREAD }, | 
    
    
    61  | 
     | 
     | 
    	{ "parenb",	PARENB, 0 }, | 
    
    
    62  | 
     | 
     | 
    	{ "-parenb",	0, PARENB }, | 
    
    
    63  | 
     | 
     | 
    	{ "parodd",	PARODD, 0 }, | 
    
    
    64  | 
     | 
     | 
    	{ "-parodd",	0, PARODD }, | 
    
    
    65  | 
     | 
     | 
    	{ "parity",	PARENB | CS7, PARODD | CSIZE }, | 
    
    
    66  | 
     | 
     | 
    	{ "-parity",	CS8, PARODD | PARENB | CSIZE }, | 
    
    
    67  | 
     | 
     | 
    	{ "evenp",	PARENB | CS7, PARODD | CSIZE }, | 
    
    
    68  | 
     | 
     | 
    	{ "-evenp",	CS8, PARODD | PARENB | CSIZE }, | 
    
    
    69  | 
     | 
     | 
    	{ "oddp",	PARENB | CS7 | PARODD, CSIZE }, | 
    
    
    70  | 
     | 
     | 
    	{ "-oddp",	CS8, PARODD | PARENB | CSIZE }, | 
    
    
    71  | 
     | 
     | 
    	{ "pass8",	CS8, PARODD | PARENB | CSIZE }, | 
    
    
    72  | 
     | 
     | 
    	{ "-pass8",	PARENB | CS7, PARODD | CSIZE }, | 
    
    
    73  | 
     | 
     | 
    	{ "hupcl",	HUPCL, 0 }, | 
    
    
    74  | 
     | 
     | 
    	{ "-hupcl",	0, HUPCL }, | 
    
    
    75  | 
     | 
     | 
    	{ "hup",	HUPCL, 0 }, | 
    
    
    76  | 
     | 
     | 
    	{ "-hup",	0, HUPCL }, | 
    
    
    77  | 
     | 
     | 
    	{ "clocal",	CLOCAL, 0 }, | 
    
    
    78  | 
     | 
     | 
    	{ "-clocal",	0, CLOCAL }, | 
    
    
    79  | 
     | 
     | 
    	{ "crtscts",	CRTSCTS, 0 }, | 
    
    
    80  | 
     | 
     | 
    	{ "-crtscts",	0, CRTSCTS }, | 
    
    
    81  | 
     | 
     | 
    	{ "mdmbuf",	MDMBUF, 0 }, | 
    
    
    82  | 
     | 
     | 
    	{ "-mdmbuf",	0, MDMBUF }, | 
    
    
    83  | 
     | 
     | 
    	{ NULL }, | 
    
    
    84  | 
     | 
     | 
    };  | 
    
    
    85  | 
     | 
     | 
     | 
    
    
    86  | 
     | 
     | 
    const struct modes imodes[] = { | 
    
    
    87  | 
     | 
     | 
    	{ "ignbrk",	IGNBRK, 0 }, | 
    
    
    88  | 
     | 
     | 
    	{ "-ignbrk",	0, IGNBRK }, | 
    
    
    89  | 
     | 
     | 
    	{ "brkint",	BRKINT, 0 }, | 
    
    
    90  | 
     | 
     | 
    	{ "-brkint",	0, BRKINT }, | 
    
    
    91  | 
     | 
     | 
    	{ "ignpar",	IGNPAR, 0 }, | 
    
    
    92  | 
     | 
     | 
    	{ "-ignpar",	0, IGNPAR }, | 
    
    
    93  | 
     | 
     | 
    	{ "parmrk",	PARMRK, 0 }, | 
    
    
    94  | 
     | 
     | 
    	{ "-parmrk",	0, PARMRK }, | 
    
    
    95  | 
     | 
     | 
    	{ "inpck",	INPCK, 0 }, | 
    
    
    96  | 
     | 
     | 
    	{ "-inpck",	0, INPCK }, | 
    
    
    97  | 
     | 
     | 
    	{ "istrip",	ISTRIP, 0 }, | 
    
    
    98  | 
     | 
     | 
    	{ "-istrip",	0, ISTRIP }, | 
    
    
    99  | 
     | 
     | 
    	{ "inlcr",	INLCR, 0 }, | 
    
    
    100  | 
     | 
     | 
    	{ "-inlcr",	0, INLCR }, | 
    
    
    101  | 
     | 
     | 
    	{ "igncr",	IGNCR, 0 }, | 
    
    
    102  | 
     | 
     | 
    	{ "-igncr",	0, IGNCR }, | 
    
    
    103  | 
     | 
     | 
    	{ "icrnl",	ICRNL, 0 }, | 
    
    
    104  | 
     | 
     | 
    	{ "-icrnl",	0, ICRNL }, | 
    
    
    105  | 
     | 
     | 
    	{ "iuclc",	IUCLC, 0 }, | 
    
    
    106  | 
     | 
     | 
    	{ "-iuclc",	0, IUCLC }, | 
    
    
    107  | 
     | 
     | 
    	{ "ixon",	IXON, 0 }, | 
    
    
    108  | 
     | 
     | 
    	{ "-ixon",	0, IXON }, | 
    
    
    109  | 
     | 
     | 
    	{ "flow",	IXON, 0 }, | 
    
    
    110  | 
     | 
     | 
    	{ "-flow",	0, IXON }, | 
    
    
    111  | 
     | 
     | 
    	{ "ixoff",	IXOFF, 0 }, | 
    
    
    112  | 
     | 
     | 
    	{ "-ixoff",	0, IXOFF }, | 
    
    
    113  | 
     | 
     | 
    	{ "tandem",	IXOFF, 0 }, | 
    
    
    114  | 
     | 
     | 
    	{ "-tandem",	0, IXOFF }, | 
    
    
    115  | 
     | 
     | 
    	{ "ixany",	IXANY, 0 }, | 
    
    
    116  | 
     | 
     | 
    	{ "-ixany",	0, IXANY }, | 
    
    
    117  | 
     | 
     | 
    	{ "decctlq",	0, IXANY }, | 
    
    
    118  | 
     | 
     | 
    	{ "-decctlq",	IXANY, 0 }, | 
    
    
    119  | 
     | 
     | 
    	{ "imaxbel",	IMAXBEL, 0 }, | 
    
    
    120  | 
     | 
     | 
    	{ "-imaxbel",	0, IMAXBEL }, | 
    
    
    121  | 
     | 
     | 
    	{ NULL }, | 
    
    
    122  | 
     | 
     | 
    };  | 
    
    
    123  | 
     | 
     | 
     | 
    
    
    124  | 
     | 
     | 
    const struct modes lmodes[] = { | 
    
    
    125  | 
     | 
     | 
    	{ "echo",	ECHO, 0 }, | 
    
    
    126  | 
     | 
     | 
    	{ "-echo",	0, ECHO }, | 
    
    
    127  | 
     | 
     | 
    	{ "echoe",	ECHOE, 0 }, | 
    
    
    128  | 
     | 
     | 
    	{ "-echoe",	0, ECHOE }, | 
    
    
    129  | 
     | 
     | 
    	{ "crterase",	ECHOE, 0 }, | 
    
    
    130  | 
     | 
     | 
    	{ "-crterase",	0, ECHOE }, | 
    
    
    131  | 
     | 
     | 
    	{ "crtbs",	ECHOE, 0 },	/* crtbs not supported, close enough */ | 
    
    
    132  | 
     | 
     | 
    	{ "-crtbs",	0, ECHOE }, | 
    
    
    133  | 
     | 
     | 
    	{ "echok",	ECHOK, 0 }, | 
    
    
    134  | 
     | 
     | 
    	{ "-echok",	0, ECHOK }, | 
    
    
    135  | 
     | 
     | 
    	{ "echoke",	ECHOKE, 0 }, | 
    
    
    136  | 
     | 
     | 
    	{ "-echoke",	0, ECHOKE }, | 
    
    
    137  | 
     | 
     | 
    	{ "crtkill",	ECHOKE, 0 }, | 
    
    
    138  | 
     | 
     | 
    	{ "-crtkill",	0, ECHOKE }, | 
    
    
    139  | 
     | 
     | 
    	{ "altwerase",	ALTWERASE, 0 }, | 
    
    
    140  | 
     | 
     | 
    	{ "-altwerase",	0, ALTWERASE }, | 
    
    
    141  | 
     | 
     | 
    	{ "iexten",	IEXTEN, 0 }, | 
    
    
    142  | 
     | 
     | 
    	{ "-iexten",	0, IEXTEN }, | 
    
    
    143  | 
     | 
     | 
    	{ "echonl",	ECHONL, 0 }, | 
    
    
    144  | 
     | 
     | 
    	{ "-echonl",	0, ECHONL }, | 
    
    
    145  | 
     | 
     | 
    	{ "echoctl",	ECHOCTL, 0 }, | 
    
    
    146  | 
     | 
     | 
    	{ "-echoctl",	0, ECHOCTL }, | 
    
    
    147  | 
     | 
     | 
    	{ "ctlecho",	ECHOCTL, 0 }, | 
    
    
    148  | 
     | 
     | 
    	{ "-ctlecho",	0, ECHOCTL }, | 
    
    
    149  | 
     | 
     | 
    	{ "echoprt",	ECHOPRT, 0 }, | 
    
    
    150  | 
     | 
     | 
    	{ "-echoprt",	0, ECHOPRT }, | 
    
    
    151  | 
     | 
     | 
    	{ "prterase",	ECHOPRT, 0 }, | 
    
    
    152  | 
     | 
     | 
    	{ "-prterase",	0, ECHOPRT }, | 
    
    
    153  | 
     | 
     | 
    	{ "isig",	ISIG, 0 }, | 
    
    
    154  | 
     | 
     | 
    	{ "-isig",	0, ISIG }, | 
    
    
    155  | 
     | 
     | 
    	{ "icanon",	ICANON, 0 }, | 
    
    
    156  | 
     | 
     | 
    	{ "-icanon",	0, ICANON }, | 
    
    
    157  | 
     | 
     | 
    	{ "noflsh",	NOFLSH, 0 }, | 
    
    
    158  | 
     | 
     | 
    	{ "-noflsh",	0, NOFLSH }, | 
    
    
    159  | 
     | 
     | 
    	{ "tostop",	TOSTOP, 0 }, | 
    
    
    160  | 
     | 
     | 
    	{ "-tostop",	0, TOSTOP }, | 
    
    
    161  | 
     | 
     | 
    	{ "flusho",	FLUSHO, 0 }, | 
    
    
    162  | 
     | 
     | 
    	{ "-flusho",	0, FLUSHO }, | 
    
    
    163  | 
     | 
     | 
    	{ "pendin",	PENDIN, 0 }, | 
    
    
    164  | 
     | 
     | 
    	{ "-pendin",	0, PENDIN }, | 
    
    
    165  | 
     | 
     | 
    	{ "crt",	ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, | 
    
    
    166  | 
     | 
     | 
    	{ "-crt",	ECHOK, ECHOE|ECHOKE|ECHOCTL }, | 
    
    
    167  | 
     | 
     | 
    	{ "newcrt",	ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, | 
    
    
    168  | 
     | 
     | 
    	{ "-newcrt",	ECHOK, ECHOE|ECHOKE|ECHOCTL }, | 
    
    
    169  | 
     | 
     | 
    	{ "nokerninfo",	NOKERNINFO, 0 }, | 
    
    
    170  | 
     | 
     | 
    	{ "-nokerninfo",0, NOKERNINFO }, | 
    
    
    171  | 
     | 
     | 
    	{ "kerninfo",	0, NOKERNINFO }, | 
    
    
    172  | 
     | 
     | 
    	{ "-kerninfo",	NOKERNINFO, 0 }, | 
    
    
    173  | 
     | 
     | 
    	{ "xcase",	XCASE, 0 }, | 
    
    
    174  | 
     | 
     | 
    	{ "-xcase",	0, XCASE }, | 
    
    
    175  | 
     | 
     | 
    	{ NULL }, | 
    
    
    176  | 
     | 
     | 
    };  | 
    
    
    177  | 
     | 
     | 
     | 
    
    
    178  | 
     | 
     | 
    const struct modes omodes[] = { | 
    
    
    179  | 
     | 
     | 
    	{ "opost",	OPOST, 0 }, | 
    
    
    180  | 
     | 
     | 
    	{ "-opost",	0, OPOST }, | 
    
    
    181  | 
     | 
     | 
    	{ "litout",	0, OPOST }, | 
    
    
    182  | 
     | 
     | 
    	{ "-litout",	OPOST, 0 }, | 
    
    
    183  | 
     | 
     | 
    	{ "ocrnl",	OCRNL, 0 }, | 
    
    
    184  | 
     | 
     | 
    	{ "-ocrnl",	0, OCRNL }, | 
    
    
    185  | 
     | 
     | 
    	{ "olcuc",	OLCUC, 0 }, | 
    
    
    186  | 
     | 
     | 
    	{ "-olcuc",	0, OLCUC }, | 
    
    
    187  | 
     | 
     | 
    	{ "onlcr",	ONLCR, 0 }, | 
    
    
    188  | 
     | 
     | 
    	{ "-onlcr",	0, ONLCR }, | 
    
    
    189  | 
     | 
     | 
    	{ "onlret",	ONLRET, 0 }, | 
    
    
    190  | 
     | 
     | 
    	{ "-onlret",	0, ONLRET }, | 
    
    
    191  | 
     | 
     | 
    	{ "onocr",	ONOCR, 0 }, | 
    
    
    192  | 
     | 
     | 
    	{ "-onocr",	0, ONOCR }, | 
    
    
    193  | 
     | 
     | 
    	{ "tabs",	0, OXTABS },		/* "preserve" tabs */ | 
    
    
    194  | 
     | 
     | 
    	{ "-tabs",	OXTABS, 0 }, | 
    
    
    195  | 
     | 
     | 
    	{ "oxtabs",	OXTABS, 0 }, | 
    
    
    196  | 
     | 
     | 
    	{ "-oxtabs",	0, OXTABS }, | 
    
    
    197  | 
     | 
     | 
    	{ "onoeot",	ONOEOT, 0 }, | 
    
    
    198  | 
     | 
     | 
    	{ "-onoeot",	0, ONOEOT }, | 
    
    
    199  | 
     | 
     | 
    	{ NULL }, | 
    
    
    200  | 
     | 
     | 
    };  | 
    
    
    201  | 
     | 
     | 
     | 
    
    
    202  | 
     | 
     | 
    #define	CHK(s)	(!strcmp(name, s))  | 
    
    
    203  | 
     | 
     | 
     | 
    
    
    204  | 
     | 
     | 
    int  | 
    
    
    205  | 
     | 
     | 
    msearch(char ***argvp, struct info *ip)  | 
    
    
    206  | 
     | 
     | 
    { | 
    
    
    207  | 
     | 
     | 
    	const struct modes *mp;  | 
    
    
    208  | 
     | 
     | 
    	char *name;  | 
    
    
    209  | 
     | 
     | 
     | 
    
    
    210  | 
     | 
    36  | 
    	name = **argvp;  | 
    
    
    211  | 
     | 
     | 
     | 
    
    
    212  | 
    ✓✓ | 
    1116  | 
    	for (mp = cmodes; mp->name; ++mp)  | 
    
    
    213  | 
    ✗✓ | 
    540  | 
    		if (CHK(mp->name)) { | 
    
    
    214  | 
     | 
     | 
    			ip->t.c_cflag &= ~mp->unset;  | 
    
    
    215  | 
     | 
     | 
    			ip->t.c_cflag |= mp->set;  | 
    
    
    216  | 
     | 
     | 
    			ip->set = 1;  | 
    
    
    217  | 
     | 
     | 
    			return (1);  | 
    
    
    218  | 
     | 
     | 
    		}  | 
    
    
    219  | 
    ✓✓ | 
    1260  | 
    	for (mp = imodes; mp->name; ++mp)  | 
    
    
    220  | 
    ✗✓ | 
    612  | 
    		if (CHK(mp->name)) { | 
    
    
    221  | 
     | 
     | 
    			ip->t.c_iflag &= ~mp->unset;  | 
    
    
    222  | 
     | 
     | 
    			ip->t.c_iflag |= mp->set;  | 
    
    
    223  | 
     | 
     | 
    			ip->set = 1;  | 
    
    
    224  | 
     | 
     | 
    			return (1);  | 
    
    
    225  | 
     | 
     | 
    		}  | 
    
    
    226  | 
    ✓✗ | 
    540  | 
    	for (mp = lmodes; mp->name; ++mp)  | 
    
    
    227  | 
    ✓✓ | 
    270  | 
    		if (CHK(mp->name)) { | 
    
    
    228  | 
     | 
    18  | 
    			ip->t.c_lflag &= ~mp->unset;  | 
    
    
    229  | 
     | 
    18  | 
    			ip->t.c_lflag |= mp->set;  | 
    
    
    230  | 
     | 
    18  | 
    			ip->set = 1;  | 
    
    
    231  | 
     | 
    18  | 
    			return (1);  | 
    
    
    232  | 
     | 
     | 
    		}  | 
    
    
    233  | 
     | 
     | 
    	for (mp = omodes; mp->name; ++mp)  | 
    
    
    234  | 
     | 
     | 
    		if (CHK(mp->name)) { | 
    
    
    235  | 
     | 
     | 
    			ip->t.c_oflag &= ~mp->unset;  | 
    
    
    236  | 
     | 
     | 
    			ip->t.c_oflag |= mp->set;  | 
    
    
    237  | 
     | 
     | 
    			ip->set = 1;  | 
    
    
    238  | 
     | 
     | 
    			return (1);  | 
    
    
    239  | 
     | 
     | 
    		}  | 
    
    
    240  | 
     | 
     | 
    	return (0);  | 
    
    
    241  | 
     | 
    18  | 
    }  |