1 /*- 2 * Copyright (c) 1991, 1993, 1994 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. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)modes.c 8.3 (Berkeley) 4/2/94 30 * $FreeBSD: src/bin/stty/modes.c,v 1.8.2.2 2001/07/04 22:40:00 kris Exp $ 31 * $DragonFly: src/bin/stty/modes.c,v 1.4 2003/09/28 14:39:15 hmp Exp $ 32 */ 33 34 #include <sys/types.h> 35 #include <stddef.h> 36 #include <string.h> 37 #include "stty.h" 38 39 int msearch (char ***, struct info *); 40 41 struct modes { 42 const char *name; 43 long set; 44 long unset; 45 }; 46 47 /* 48 * The code in optlist() depends on minus options following regular 49 * options, i.e. "foo" must immediately precede "-foo". 50 */ 51 struct modes cmodes[] = { 52 { "cs5", CS5, CSIZE }, 53 { "cs6", CS6, CSIZE }, 54 { "cs7", CS7, CSIZE }, 55 { "cs8", CS8, CSIZE }, 56 { "cstopb", CSTOPB, 0 }, 57 { "-cstopb", 0, CSTOPB }, 58 { "cread", CREAD, 0 }, 59 { "-cread", 0, CREAD }, 60 { "parenb", PARENB, 0 }, 61 { "-parenb", 0, PARENB }, 62 { "parodd", PARODD, 0 }, 63 { "-parodd", 0, PARODD }, 64 { "parity", PARENB | CS7, PARODD | CSIZE }, 65 { "-parity", CS8, PARODD | PARENB | CSIZE }, 66 { "evenp", PARENB | CS7, PARODD | CSIZE }, 67 { "-evenp", CS8, PARODD | PARENB | CSIZE }, 68 { "oddp", PARENB | CS7 | PARODD, CSIZE }, 69 { "-oddp", CS8, PARODD | PARENB | CSIZE }, 70 { "pass8", CS8, PARODD | PARENB | CSIZE }, 71 { "-pass8", PARENB | CS7, PARODD | CSIZE }, 72 { "hupcl", HUPCL, 0 }, 73 { "-hupcl", 0, HUPCL }, 74 { "hup", HUPCL, 0 }, 75 { "-hup", 0, HUPCL }, 76 { "clocal", CLOCAL, 0 }, 77 { "-clocal", 0, CLOCAL }, 78 { "crtscts", CRTSCTS, 0 }, 79 { "-crtscts", 0, CRTSCTS }, 80 { "ctsflow", CCTS_OFLOW, 0 }, 81 { "-ctsflow", 0, CCTS_OFLOW }, 82 { "dsrflow", CDSR_OFLOW, 0 }, 83 { "-dsrflow", 0, CDSR_OFLOW }, 84 { "dtrflow", CDTR_IFLOW, 0 }, 85 { "-dtrflow", 0, CDTR_IFLOW }, 86 { "rtsflow", CRTS_IFLOW, 0 }, 87 { "-rtsflow", 0, CRTS_IFLOW }, 88 { "mdmbuf", MDMBUF, 0 }, 89 { "-mdmbuf", 0, MDMBUF }, 90 { NULL, 0, 0 }, 91 }; 92 93 struct modes imodes[] = { 94 { "ignbrk", IGNBRK, 0 }, 95 { "-ignbrk", 0, IGNBRK }, 96 { "brkint", BRKINT, 0 }, 97 { "-brkint", 0, BRKINT }, 98 { "ignpar", IGNPAR, 0 }, 99 { "-ignpar", 0, IGNPAR }, 100 { "parmrk", PARMRK, 0 }, 101 { "-parmrk", 0, PARMRK }, 102 { "inpck", INPCK, 0 }, 103 { "-inpck", 0, INPCK }, 104 { "istrip", ISTRIP, 0 }, 105 { "-istrip", 0, ISTRIP }, 106 { "inlcr", INLCR, 0 }, 107 { "-inlcr", 0, INLCR }, 108 { "igncr", IGNCR, 0 }, 109 { "-igncr", 0, IGNCR }, 110 { "icrnl", ICRNL, 0 }, 111 { "-icrnl", 0, ICRNL }, 112 { "ixon", IXON, 0 }, 113 { "-ixon", 0, IXON }, 114 { "flow", IXON, 0 }, 115 { "-flow", 0, IXON }, 116 { "ixoff", IXOFF, 0 }, 117 { "-ixoff", 0, IXOFF }, 118 { "tandem", IXOFF, 0 }, 119 { "-tandem", 0, IXOFF }, 120 { "ixany", IXANY, 0 }, 121 { "-ixany", 0, IXANY }, 122 { "decctlq", 0, IXANY }, 123 { "-decctlq", IXANY, 0 }, 124 { "imaxbel", IMAXBEL, 0 }, 125 { "-imaxbel", 0, IMAXBEL }, 126 { NULL, 0, 0 }, 127 }; 128 129 struct modes lmodes[] = { 130 { "echo", ECHO, 0 }, 131 { "-echo", 0, ECHO }, 132 { "echoe", ECHOE, 0 }, 133 { "-echoe", 0, ECHOE }, 134 { "crterase", ECHOE, 0 }, 135 { "-crterase", 0, ECHOE }, 136 { "crtbs", ECHOE, 0 }, /* crtbs not supported, close enough */ 137 { "-crtbs", 0, ECHOE }, 138 { "echok", ECHOK, 0 }, 139 { "-echok", 0, ECHOK }, 140 { "echoke", ECHOKE, 0 }, 141 { "-echoke", 0, ECHOKE }, 142 { "crtkill", ECHOKE, 0 }, 143 { "-crtkill", 0, ECHOKE }, 144 { "altwerase", ALTWERASE, 0 }, 145 { "-altwerase", 0, ALTWERASE }, 146 { "iexten", IEXTEN, 0 }, 147 { "-iexten", 0, IEXTEN }, 148 { "echonl", ECHONL, 0 }, 149 { "-echonl", 0, ECHONL }, 150 { "echoctl", ECHOCTL, 0 }, 151 { "-echoctl", 0, ECHOCTL }, 152 { "ctlecho", ECHOCTL, 0 }, 153 { "-ctlecho", 0, ECHOCTL }, 154 { "echoprt", ECHOPRT, 0 }, 155 { "-echoprt", 0, ECHOPRT }, 156 { "prterase", ECHOPRT, 0 }, 157 { "-prterase", 0, ECHOPRT }, 158 { "isig", ISIG, 0 }, 159 { "-isig", 0, ISIG }, 160 { "icanon", ICANON, 0 }, 161 { "-icanon", 0, ICANON }, 162 { "noflsh", NOFLSH, 0 }, 163 { "-noflsh", 0, NOFLSH }, 164 { "tostop", TOSTOP, 0 }, 165 { "-tostop", 0, TOSTOP }, 166 { "flusho", FLUSHO, 0 }, 167 { "-flusho", 0, FLUSHO }, 168 { "pendin", PENDIN, 0 }, 169 { "-pendin", 0, PENDIN }, 170 { "crt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, 171 { "-crt", ECHOK, ECHOE|ECHOKE|ECHOCTL }, 172 { "newcrt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, 173 { "-newcrt", ECHOK, ECHOE|ECHOKE|ECHOCTL }, 174 { "nokerninfo", NOKERNINFO, 0 }, 175 { "-nokerninfo",0, NOKERNINFO }, 176 { "kerninfo", 0, NOKERNINFO }, 177 { "-kerninfo", NOKERNINFO, 0 }, 178 { NULL, 0, 0 }, 179 }; 180 181 struct modes omodes[] = { 182 { "opost", OPOST, 0 }, 183 { "-opost", 0, OPOST }, 184 { "litout", 0, OPOST }, 185 { "-litout", OPOST, 0 }, 186 { "onlcr", ONLCR, 0 }, 187 { "-onlcr", 0, ONLCR }, 188 { "ocrnl", OCRNL, 0 }, 189 { "-ocrnl", 0, OCRNL }, 190 { "tabs", 0, OXTABS }, /* "preserve" tabs */ 191 { "-tabs", OXTABS, 0 }, 192 { "oxtabs", OXTABS, 0 }, 193 { "-oxtabs", 0, OXTABS }, 194 { "onocr", ONOCR, 0 }, 195 { "-onocr", 0, ONOCR }, 196 { "onlret", ONLRET, 0 }, 197 { "-onlret", 0, ONLRET }, 198 { NULL, 0, 0 }, 199 }; 200 201 #define CHK(s) (*name == s[0] && !strcmp(name, s)) 202 203 int 204 msearch(char ***argvp, struct info *ip) 205 { 206 struct modes *mp; 207 char *name; 208 209 name = **argvp; 210 211 for (mp = cmodes; mp->name; ++mp) 212 if (CHK(mp->name)) { 213 ip->t.c_cflag &= ~mp->unset; 214 ip->t.c_cflag |= mp->set; 215 ip->set = 1; 216 return (1); 217 } 218 for (mp = imodes; mp->name; ++mp) 219 if (CHK(mp->name)) { 220 ip->t.c_iflag &= ~mp->unset; 221 ip->t.c_iflag |= mp->set; 222 ip->set = 1; 223 return (1); 224 } 225 for (mp = lmodes; mp->name; ++mp) 226 if (CHK(mp->name)) { 227 ip->t.c_lflag &= ~mp->unset; 228 ip->t.c_lflag |= mp->set; 229 ip->set = 1; 230 return (1); 231 } 232 for (mp = omodes; mp->name; ++mp) 233 if (CHK(mp->name)) { 234 ip->t.c_oflag &= ~mp->unset; 235 ip->t.c_oflag |= mp->set; 236 ip->set = 1; 237 return (1); 238 } 239 return (0); 240 } 241