138494Sobrien/*- 2310490Scy * Copyright (c) 1991, 1993, 1994 338494Sobrien * The Regents of the University of California. All rights reserved. 438494Sobrien * 538494Sobrien * Redistribution and use in source and binary forms, with or without 638494Sobrien * modification, are permitted provided that the following conditions 738494Sobrien * are met: 838494Sobrien * 1. Redistributions of source code must retain the above copyright 938494Sobrien * notice, this list of conditions and the following disclaimer. 1038494Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1138494Sobrien * notice, this list of conditions and the following disclaimer in the 1238494Sobrien * documentation and/or other materials provided with the distribution. 1338494Sobrien * 3. Neither the name of the University nor the names of its contributors 1438494Sobrien * may be used to endorse or promote products derived from this software 1538494Sobrien * without specific prior written permission. 1638494Sobrien * 1738494Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 1838494Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19310490Scy * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2038494Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2138494Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2238494Sobrien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2338494Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2438494Sobrien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2538494Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2638494Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2738494Sobrien * SUCH DAMAGE. 2838494Sobrien */ 2938494Sobrien 3038494Sobrien#include <sys/types.h> 3138494Sobrien 3238494Sobrien#include <stddef.h> 3338494Sobrien#include <stdio.h> 3438494Sobrien#include <string.h> 3538494Sobrien 36174294Sobrien#include "stty.h" 3738494Sobrien#include "extern.h" 3838494Sobrien 3938494Sobrienstatic void binit(const char *); 4038494Sobrienstatic void bput(const char *); 4138494Sobrienstatic const char *ccval(struct cchar *, int); 4238494Sobrien 4338494Sobrienvoid 4438494Sobrienprint(struct termios *tp, struct winsize *wp, int ldisc, enum FMT fmt) 4538494Sobrien{ 4638494Sobrien struct cchar *p; 4738494Sobrien long tmp; 4838494Sobrien u_char *cc; 4938494Sobrien int cnt, ispeed, ospeed; 5038494Sobrien char buf1[100], buf2[100]; 5138494Sobrien 5238494Sobrien cnt = 0; 5338494Sobrien 5438494Sobrien /* Line discipline. */ 5538494Sobrien if (ldisc != TTYDISC) { 5638494Sobrien switch(ldisc) { 5738494Sobrien case SLIPDISC: 5838494Sobrien cnt += printf("slip disc; "); 5938494Sobrien break; 6038494Sobrien case PPPDISC: 6138494Sobrien cnt += printf("ppp disc; "); 6238494Sobrien break; 6338494Sobrien default: 6438494Sobrien cnt += printf("#%d disc; ", ldisc); 6538494Sobrien break; 6638494Sobrien } 6738494Sobrien } 6838494Sobrien 6938494Sobrien /* Line speed. */ 7038494Sobrien ispeed = cfgetispeed(tp); 7138494Sobrien ospeed = cfgetospeed(tp); 7238494Sobrien if (ispeed != ospeed) 7338494Sobrien cnt += 7438494Sobrien printf("ispeed %d baud; ospeed %d baud;", ispeed, ospeed); 7538494Sobrien else 7638494Sobrien cnt += printf("speed %d baud;", ispeed); 7738494Sobrien if (fmt >= BSD) 7838494Sobrien cnt += printf(" %d rows; %d columns;", wp->ws_row, wp->ws_col); 79174294Sobrien if (cnt) 8038494Sobrien (void)printf("\n"); 8182794Sobrien 8282794Sobrien#define on(f) ((tmp & (f)) != 0) 8382794Sobrien#define put(n, f, d) \ 8482794Sobrien if (fmt >= BSD || on(f) != (d)) \ 8538494Sobrien bput((n) + on(f)); 8638494Sobrien 8738494Sobrien /* "local" flags */ 8838494Sobrien tmp = tp->c_lflag; 8982794Sobrien binit("lflags"); 9082794Sobrien put("-icanon", ICANON, 1); 91119679Smbr put("-isig", ISIG, 1); 9282794Sobrien put("-iexten", IEXTEN, 1); 9382794Sobrien put("-echo", ECHO, 1); 9482794Sobrien put("-echoe", ECHOE, 0); 9538494Sobrien put("-echok", ECHOK, 0); 9638494Sobrien put("-echoke", ECHOKE, 0); 9738494Sobrien put("-echonl", ECHONL, 0); 9838494Sobrien put("-echoctl", ECHOCTL, 0); 9938494Sobrien put("-echoprt", ECHOPRT, 0); 10038494Sobrien put("-altwerase", ALTWERASE, 0); 10138494Sobrien put("-noflsh", NOFLSH, 0); 10238494Sobrien put("-tostop", TOSTOP, 0); 103310490Scy put("-flusho", FLUSHO, 0); 10482794Sobrien put("-pendin", PENDIN, 0); 10538494Sobrien put("-nokerninfo", NOKERNINFO, 0); 10638494Sobrien put("-extproc", EXTPROC, 0); 10738494Sobrien 10838494Sobrien /* input flags */ 10938494Sobrien tmp = tp->c_iflag; 11038494Sobrien binit("iflags"); 11138494Sobrien put("-istrip", ISTRIP, 0); 11238494Sobrien put("-icrnl", ICRNL, 1); 11338494Sobrien put("-inlcr", INLCR, 0); 114310490Scy put("-igncr", IGNCR, 0); 11538494Sobrien put("-ixon", IXON, 1); 11638494Sobrien put("-ixoff", IXOFF, 0); 11738494Sobrien put("-ixany", IXANY, 1); 11838494Sobrien put("-imaxbel", IMAXBEL, 1); 11938494Sobrien put("-ignbrk", IGNBRK, 0); 12038494Sobrien put("-brkint", BRKINT, 1); 12138494Sobrien put("-inpck", INPCK, 0); 12238494Sobrien put("-ignpar", IGNPAR, 0); 123310490Scy put("-parmrk", PARMRK, 0); 12438494Sobrien put("-iutf8", IUTF8, 1); 12538494Sobrien 12638494Sobrien /* output flags */ 12738494Sobrien tmp = tp->c_oflag; 12838494Sobrien binit("oflags"); 12938494Sobrien put("-opost", OPOST, 1); 13038494Sobrien put("-onlcr", ONLCR, 1); 13138494Sobrien put("-ocrnl", OCRNL, 0); 13238494Sobrien switch(tmp&TABDLY) { 133 case TAB0: 134 bput("tab0"); 135 break; 136 case TAB3: 137 bput("tab3"); 138 break; 139 } 140 put("-onocr", ONOCR, 0); 141 put("-onlret", ONLRET, 0); 142 143 /* control flags (hardware state) */ 144 tmp = tp->c_cflag; 145 binit("cflags"); 146 put("-cread", CREAD, 1); 147 switch(tmp&CSIZE) { 148 case CS5: 149 bput("cs5"); 150 break; 151 case CS6: 152 bput("cs6"); 153 break; 154 case CS7: 155 bput("cs7"); 156 break; 157 case CS8: 158 bput("cs8"); 159 break; 160 } 161 bput("-parenb" + on(PARENB)); 162 put("-parodd", PARODD, 0); 163 put("-hupcl", HUPCL, 1); 164 put("-clocal", CLOCAL, 0); 165 put("-cstopb", CSTOPB, 0); 166 switch(tmp & (CCTS_OFLOW | CRTS_IFLOW)) { 167 case CCTS_OFLOW: 168 bput("ctsflow"); 169 break; 170 case CRTS_IFLOW: 171 bput("rtsflow"); 172 break; 173 default: 174 put("-crtscts", CCTS_OFLOW | CRTS_IFLOW, 0); 175 break; 176 } 177 put("-dsrflow", CDSR_OFLOW, 0); 178 put("-dtrflow", CDTR_IFLOW, 0); 179 put("-mdmbuf", MDMBUF, 0); /* XXX mdmbuf == dtrflow */ 180 if (on(CNO_RTSDTR)) 181 bput("-rtsdtr"); 182 else { 183 if (fmt >= BSD) 184 bput("rtsdtr"); 185 } 186 187 /* special control characters */ 188 cc = tp->c_cc; 189 if (fmt == POSIX) { 190 binit("cchars"); 191 for (p = cchars1; p->name; ++p) { 192 (void)snprintf(buf1, sizeof(buf1), "%s = %s;", 193 p->name, ccval(p, cc[p->sub])); 194 bput(buf1); 195 } 196 binit(NULL); 197 } else { 198 binit(NULL); 199 for (p = cchars1, cnt = 0; p->name; ++p) { 200 if (fmt != BSD && cc[p->sub] == p->def) 201 continue; 202#define WD "%-8s" 203 (void)snprintf(buf1 + cnt * 8, sizeof(buf1) - cnt * 8, 204 WD, p->name); 205 (void)snprintf(buf2 + cnt * 8, sizeof(buf2) - cnt * 8, 206 WD, ccval(p, cc[p->sub])); 207 if (++cnt == LINELENGTH / 8) { 208 cnt = 0; 209 (void)printf("%s\n", buf1); 210 (void)printf("%s\n", buf2); 211 } 212 } 213 if (cnt) { 214 (void)printf("%s\n", buf1); 215 (void)printf("%s\n", buf2); 216 } 217 } 218} 219 220static int col; 221static const char *label; 222 223static void 224binit(const char *lb) 225{ 226 227 if (col) { 228 (void)printf("\n"); 229 col = 0; 230 } 231 label = lb; 232} 233 234static void 235bput(const char *s) 236{ 237 238 if (col == 0) { 239 col = printf("%s: %s", label, s); 240 return; 241 } 242 if ((col + strlen(s)) > LINELENGTH) { 243 (void)printf("\n\t"); 244 col = printf("%s", s) + 8; 245 return; 246 } 247 col += printf(" %s", s); 248} 249 250static const char * 251ccval(struct cchar *p, int c) 252{ 253 static char buf[5]; 254 char *bp; 255 256 if (p->sub == VMIN || p->sub == VTIME) { 257 (void)snprintf(buf, sizeof(buf), "%d", c); 258 return (buf); 259 } 260 if (c == _POSIX_VDISABLE) 261 return ("<undef>"); 262 bp = buf; 263 if (c & 0200) { 264 *bp++ = 'M'; 265 *bp++ = '-'; 266 c &= 0177; 267 } 268 if (c == 0177) { 269 *bp++ = '^'; 270 *bp++ = '?'; 271 } 272 else if (c < 040) { 273 *bp++ = '^'; 274 *bp++ = c + '@'; 275 } 276 else 277 *bp++ = c; 278 *bp = '\0'; 279 return (buf); 280} 281