1 /* $OpenBSD: modes.c,v 1.8 2015/01/16 06:40:18 deraadt Exp $ */ 2 /* $NetBSD: modes.c,v 1.3 1997/10/20 08:08:31 scottr 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 #include <stddef.h> 35 #include <string.h> 36 #include <termios.h> 37 #include "extern.h" 38 39 struct modes { 40 char *name; 41 long set; 42 long unset; 43 }; 44 45 /* 46 * The code in optlist() depends on minus options following regular 47 * options, i.e. "foo" must immediately precede "-foo". 48 */ 49 const struct modes cmodes[] = { 50 { "cs5", CS5, CSIZE }, 51 { "cs6", CS6, CSIZE }, 52 { "cs7", CS7, CSIZE }, 53 { "cs8", CS8, CSIZE }, 54 { "cstopb", CSTOPB, 0 }, 55 { "-cstopb", 0, CSTOPB }, 56 { "cread", CREAD, 0 }, 57 { "-cread", 0, CREAD }, 58 { "parenb", PARENB, 0 }, 59 { "-parenb", 0, PARENB }, 60 { "parodd", PARODD, 0 }, 61 { "-parodd", 0, PARODD }, 62 { "parity", PARENB | CS7, PARODD | CSIZE }, 63 { "-parity", CS8, PARODD | PARENB | CSIZE }, 64 { "evenp", PARENB | CS7, PARODD | CSIZE }, 65 { "-evenp", CS8, PARODD | PARENB | CSIZE }, 66 { "oddp", PARENB | CS7 | PARODD, CSIZE }, 67 { "-oddp", CS8, PARODD | PARENB | CSIZE }, 68 { "pass8", CS8, PARODD | PARENB | CSIZE }, 69 { "-pass8", PARENB | CS7, PARODD | CSIZE }, 70 { "hupcl", HUPCL, 0 }, 71 { "-hupcl", 0, HUPCL }, 72 { "hup", HUPCL, 0 }, 73 { "-hup", 0, HUPCL }, 74 { "clocal", CLOCAL, 0 }, 75 { "-clocal", 0, CLOCAL }, 76 { "crtscts", CRTSCTS, 0 }, 77 { "-crtscts", 0, CRTSCTS }, 78 { "mdmbuf", MDMBUF, 0 }, 79 { "-mdmbuf", 0, MDMBUF }, 80 { NULL }, 81 }; 82 83 const struct modes imodes[] = { 84 { "ignbrk", IGNBRK, 0 }, 85 { "-ignbrk", 0, IGNBRK }, 86 { "brkint", BRKINT, 0 }, 87 { "-brkint", 0, BRKINT }, 88 { "ignpar", IGNPAR, 0 }, 89 { "-ignpar", 0, IGNPAR }, 90 { "parmrk", PARMRK, 0 }, 91 { "-parmrk", 0, PARMRK }, 92 { "inpck", INPCK, 0 }, 93 { "-inpck", 0, INPCK }, 94 { "istrip", ISTRIP, 0 }, 95 { "-istrip", 0, ISTRIP }, 96 { "inlcr", INLCR, 0 }, 97 { "-inlcr", 0, INLCR }, 98 { "igncr", IGNCR, 0 }, 99 { "-igncr", 0, IGNCR }, 100 { "icrnl", ICRNL, 0 }, 101 { "-icrnl", 0, ICRNL }, 102 { "iuclc", IUCLC, 0 }, 103 { "-iuclc", 0, IUCLC }, 104 { "ixon", IXON, 0 }, 105 { "-ixon", 0, IXON }, 106 { "flow", IXON, 0 }, 107 { "-flow", 0, IXON }, 108 { "ixoff", IXOFF, 0 }, 109 { "-ixoff", 0, IXOFF }, 110 { "tandem", IXOFF, 0 }, 111 { "-tandem", 0, IXOFF }, 112 { "ixany", IXANY, 0 }, 113 { "-ixany", 0, IXANY }, 114 { "decctlq", 0, IXANY }, 115 { "-decctlq", IXANY, 0 }, 116 { "imaxbel", IMAXBEL, 0 }, 117 { "-imaxbel", 0, IMAXBEL }, 118 { NULL }, 119 }; 120 121 const struct modes lmodes[] = { 122 { "echo", ECHO, 0 }, 123 { "-echo", 0, ECHO }, 124 { "echoe", ECHOE, 0 }, 125 { "-echoe", 0, ECHOE }, 126 { "crterase", ECHOE, 0 }, 127 { "-crterase", 0, ECHOE }, 128 { "crtbs", ECHOE, 0 }, /* crtbs not supported, close enough */ 129 { "-crtbs", 0, ECHOE }, 130 { "echok", ECHOK, 0 }, 131 { "-echok", 0, ECHOK }, 132 { "echoke", ECHOKE, 0 }, 133 { "-echoke", 0, ECHOKE }, 134 { "crtkill", ECHOKE, 0 }, 135 { "-crtkill", 0, ECHOKE }, 136 { "altwerase", ALTWERASE, 0 }, 137 { "-altwerase", 0, ALTWERASE }, 138 { "iexten", IEXTEN, 0 }, 139 { "-iexten", 0, IEXTEN }, 140 { "echonl", ECHONL, 0 }, 141 { "-echonl", 0, ECHONL }, 142 { "echoctl", ECHOCTL, 0 }, 143 { "-echoctl", 0, ECHOCTL }, 144 { "ctlecho", ECHOCTL, 0 }, 145 { "-ctlecho", 0, ECHOCTL }, 146 { "echoprt", ECHOPRT, 0 }, 147 { "-echoprt", 0, ECHOPRT }, 148 { "prterase", ECHOPRT, 0 }, 149 { "-prterase", 0, ECHOPRT }, 150 { "isig", ISIG, 0 }, 151 { "-isig", 0, ISIG }, 152 { "icanon", ICANON, 0 }, 153 { "-icanon", 0, ICANON }, 154 { "noflsh", NOFLSH, 0 }, 155 { "-noflsh", 0, NOFLSH }, 156 { "tostop", TOSTOP, 0 }, 157 { "-tostop", 0, TOSTOP }, 158 { "flusho", FLUSHO, 0 }, 159 { "-flusho", 0, FLUSHO }, 160 { "pendin", PENDIN, 0 }, 161 { "-pendin", 0, PENDIN }, 162 { "crt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, 163 { "-crt", ECHOK, ECHOE|ECHOKE|ECHOCTL }, 164 { "newcrt", ECHOE|ECHOKE|ECHOCTL, ECHOK|ECHOPRT }, 165 { "-newcrt", ECHOK, ECHOE|ECHOKE|ECHOCTL }, 166 { "nokerninfo", NOKERNINFO, 0 }, 167 { "-nokerninfo",0, NOKERNINFO }, 168 { "kerninfo", 0, NOKERNINFO }, 169 { "-kerninfo", NOKERNINFO, 0 }, 170 { "xcase", XCASE, 0 }, 171 { "-xcase", 0, XCASE }, 172 { NULL }, 173 }; 174 175 const struct modes omodes[] = { 176 { "opost", OPOST, 0 }, 177 { "-opost", 0, OPOST }, 178 { "litout", 0, OPOST }, 179 { "-litout", OPOST, 0 }, 180 { "ocrnl", OCRNL, 0 }, 181 { "-ocrnl", 0, OCRNL }, 182 { "olcuc", OLCUC, 0 }, 183 { "-olcuc", 0, OLCUC }, 184 { "onlcr", ONLCR, 0 }, 185 { "-onlcr", 0, ONLCR }, 186 { "onlret", ONLRET, 0 }, 187 { "-onlret", 0, ONLRET }, 188 { "onocr", ONOCR, 0 }, 189 { "-onocr", 0, ONOCR }, 190 { "tabs", 0, OXTABS }, /* "preserve" tabs */ 191 { "-tabs", OXTABS, 0 }, 192 { "oxtabs", OXTABS, 0 }, 193 { "-oxtabs", 0, OXTABS }, 194 { NULL }, 195 }; 196 197 #define CHK(s) (*name == s[0] && !strcmp(name, s)) 198 199 int 200 msearch(char ***argvp, struct info *ip) 201 { 202 const struct modes *mp; 203 char *name; 204 205 name = **argvp; 206 207 for (mp = cmodes; mp->name; ++mp) 208 if (CHK(mp->name)) { 209 ip->t.c_cflag &= ~mp->unset; 210 ip->t.c_cflag |= mp->set; 211 ip->set = 1; 212 return (1); 213 } 214 for (mp = imodes; mp->name; ++mp) 215 if (CHK(mp->name)) { 216 ip->t.c_iflag &= ~mp->unset; 217 ip->t.c_iflag |= mp->set; 218 ip->set = 1; 219 return (1); 220 } 221 for (mp = lmodes; mp->name; ++mp) 222 if (CHK(mp->name)) { 223 ip->t.c_lflag &= ~mp->unset; 224 ip->t.c_lflag |= mp->set; 225 ip->set = 1; 226 return (1); 227 } 228 for (mp = omodes; mp->name; ++mp) 229 if (CHK(mp->name)) { 230 ip->t.c_oflag &= ~mp->unset; 231 ip->t.c_oflag |= mp->set; 232 ip->set = 1; 233 return (1); 234 } 235 return (0); 236 } 237