1 /*
2 * Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
3 * 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. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 * $Id: term.c,v 1.8 2005/06/01 19:02:38 roland Exp $
28 */
29
30 #include "defs.h"
31
32 #ifdef LINUX
33 /*
34 * The C library's definition of struct termios might differ from
35 * the kernel one, and we need to use the kernel layout.
36 */
37 #include <linux/termios.h>
38 #else
39
40 #ifdef HAVE_TERMIO_H
41 #include <termio.h>
42 #endif /* HAVE_TERMIO_H */
43
44 #include <termios.h>
45 #endif
46
47 #ifdef HAVE_SYS_FILIO_H
48 #include <sys/filio.h>
49 #endif
50
51 static const struct xlat tcxonc_options[] = {
52 { TCOOFF, "TCOOFF" },
53 { TCOON, "TCOON" },
54 { TCIOFF, "TCIOFF" },
55 { TCION, "TCION" },
56 { 0, NULL },
57 };
58
59 #ifdef TCLFLSH
60 static const struct xlat tcflsh_options[] = {
61 { TCIFLUSH, "TCIFLUSH" },
62 { TCOFLUSH, "TCOFLUSH" },
63 { TCIOFLUSH, "TCIOFLUSH" },
64 { 0, NULL },
65 };
66 #endif
67
68 static const struct xlat baud_options[] = {
69 { B0, "B0" },
70 { B50, "B50" },
71 { B75, "B75" },
72 { B110, "B110" },
73 { B134, "B134" },
74 { B150, "B150" },
75 { B200, "B200" },
76 { B300, "B300" },
77 { B600, "B600" },
78 { B1200, "B1200" },
79 { B1800, "B1800" },
80 { B2400, "B2400" },
81 { B4800, "B4800" },
82 { B9600, "B9600" },
83 #ifdef B19200
84 { B19200, "B19200" },
85 #endif
86 #ifdef B38400
87 { B38400, "B38400" },
88 #endif
89 #ifdef B57600
90 { B57600, "B57600" },
91 #endif
92 #ifdef B115200
93 { B115200, "B115200" },
94 #endif
95 #ifdef B230400
96 { B230400, "B230400" },
97 #endif
98 #ifdef B460800
99 { B460800, "B460800" },
100 #endif
101 #ifdef B500000
102 { B500000, "B500000" },
103 #endif
104 #ifdef B576000
105 { B576000, "B576000" },
106 #endif
107 #ifdef B921600
108 { B921600, "B921600" },
109 #endif
110 #ifdef B1000000
111 { B1000000, "B1000000" },
112 #endif
113 #ifdef B1152000
114 { B1152000, "B1152000" },
115 #endif
116 #ifdef B1500000
117 { B1500000, "B1500000" },
118 #endif
119 #ifdef B2000000
120 { B2000000, "B2000000" },
121 #endif
122 #ifdef B2500000
123 { B2500000, "B2500000" },
124 #endif
125 #ifdef B3000000
126 { B3000000, "B3000000" },
127 #endif
128 #ifdef B3500000
129 { B3500000, "B3500000" },
130 #endif
131 #ifdef B4000000
132 { B4000000, "B4000000" },
133 #endif
134 #ifdef EXTA
135 { EXTA, "EXTA" },
136 #endif
137 #ifdef EXTB
138 { EXTB, "EXTB" },
139 #endif
140 { 0, NULL },
141 };
142
143 static const struct xlat modem_flags[] = {
144 #ifdef TIOCM_LE
145 { TIOCM_LE, "TIOCM_LE", },
146 #endif
147 #ifdef TIOCM_DTR
148 { TIOCM_DTR, "TIOCM_DTR", },
149 #endif
150 #ifdef TIOCM_RTS
151 { TIOCM_RTS, "TIOCM_RTS", },
152 #endif
153 #ifdef TIOCM_ST
154 { TIOCM_ST, "TIOCM_ST", },
155 #endif
156 #ifdef TIOCM_SR
157 { TIOCM_SR, "TIOCM_SR", },
158 #endif
159 #ifdef TIOCM_CTS
160 { TIOCM_CTS, "TIOCM_CTS", },
161 #endif
162 #ifdef TIOCM_CAR
163 { TIOCM_CAR, "TIOCM_CAR", },
164 #endif
165 #ifdef TIOCM_CD
166 { TIOCM_CD, "TIOCM_CD", },
167 #endif
168 #ifdef TIOCM_RNG
169 { TIOCM_RNG, "TIOCM_RNG", },
170 #endif
171 #ifdef TIOCM_RI
172 { TIOCM_RI, "TIOCM_RI", },
173 #endif
174 #ifdef TIOCM_DSR
175 { TIOCM_DSR, "TIOCM_DSR", },
176 #endif
177 { 0, NULL, },
178 };
179
180
181 int
term_ioctl(tcp,code,arg)182 term_ioctl(tcp, code, arg)
183 struct tcb *tcp;
184 long code, arg;
185 {
186 struct termios tios;
187 #ifndef FREEBSD
188 struct termio tio;
189 #else
190 #define TCGETS TIOCGETA
191 #define TCSETS TIOCSETA
192 #define TCSETSW TIOCSETAW
193 #define TCSETSF TIOCSETAF
194 #endif
195 struct winsize ws;
196 #ifdef TIOCGSIZE
197 struct ttysize ts;
198 #endif
199 int i;
200
201 if (entering(tcp))
202 return 0;
203
204 switch (code) {
205
206 /* ioctls with termios or termio args */
207
208 #ifdef TCGETS
209 case TCGETS:
210 if (syserror(tcp))
211 return 0;
212 case TCSETS:
213 case TCSETSW:
214 case TCSETSF:
215 if (!verbose(tcp) || umove(tcp, arg, &tios) < 0)
216 return 0;
217 if (abbrev(tcp)) {
218 tprintf(", {");
219 #ifndef FREEBSD
220 printxval(baud_options, tios.c_cflag & CBAUD, "B???");
221 #else
222 printxval(baud_options, tios.c_ispeed, "B???");
223 if (tios.c_ispeed != tios.c_ospeed) {
224 tprintf(" (in)");
225 printxval(baud_options, tios.c_ospeed, "B???");
226 tprintf(" (out)");
227 }
228 #endif
229 tprintf(" %sopost %sisig %sicanon %secho ...}",
230 (tios.c_oflag & OPOST) ? "" : "-",
231 (tios.c_lflag & ISIG) ? "" : "-",
232 (tios.c_lflag & ICANON) ? "" : "-",
233 (tios.c_lflag & ECHO) ? "" : "-");
234 return 1;
235 }
236 tprintf(", {c_iflags=%#lx, c_oflags=%#lx, ",
237 (long) tios.c_iflag, (long) tios.c_oflag);
238 tprintf("c_cflags=%#lx, c_lflags=%#lx, ",
239 (long) tios.c_cflag, (long) tios.c_lflag);
240 #if !defined(SVR4) && !defined(FREEBSD)
241 tprintf("c_line=%u, ", tios.c_line);
242 #endif
243 if (!(tios.c_lflag & ICANON))
244 tprintf("c_cc[VMIN]=%d, c_cc[VTIME]=%d, ",
245 tios.c_cc[VMIN], tios.c_cc[VTIME]);
246 tprintf("c_cc=\"");
247 for (i = 0; i < NCCS; i++)
248 tprintf("\\x%02x", tios.c_cc[i]);
249 tprintf("\"}");
250 return 1;
251 #endif /* TCGETS */
252
253 #ifdef TCGETA
254 case TCGETA:
255 if (syserror(tcp))
256 return 0;
257 case TCSETA:
258 case TCSETAW:
259 case TCSETAF:
260 if (!verbose(tcp) || umove(tcp, arg, &tio) < 0)
261 return 0;
262 if (abbrev(tcp)) {
263 tprintf(", {");
264 printxval(baud_options, tio.c_cflag & CBAUD, "B???");
265 tprintf(" %sopost %sisig %sicanon %secho ...}",
266 (tio.c_oflag & OPOST) ? "" : "-",
267 (tio.c_lflag & ISIG) ? "" : "-",
268 (tio.c_lflag & ICANON) ? "" : "-",
269 (tio.c_lflag & ECHO) ? "" : "-");
270 return 1;
271 }
272 tprintf(", {c_iflags=%#lx, c_oflags=%#lx, ",
273 (long) tio.c_iflag, (long) tio.c_oflag);
274 tprintf("c_cflags=%#lx, c_lflags=%#lx, ",
275 (long) tio.c_cflag, (long) tio.c_lflag);
276 tprintf("c_line=%u, ", tio.c_line);
277 #ifdef _VMIN
278 if (!(tio.c_lflag & ICANON))
279 tprintf("c_cc[_VMIN]=%d, c_cc[_VTIME]=%d, ",
280 tio.c_cc[_VMIN], tio.c_cc[_VTIME]);
281 #else /* !_VMIN */
282 if (!(tio.c_lflag & ICANON))
283 tprintf("c_cc[VMIN]=%d, c_cc[VTIME]=%d, ",
284 tio.c_cc[VMIN], tio.c_cc[VTIME]);
285 #endif /* !_VMIN */
286 tprintf("c_cc=\"");
287 for (i = 0; i < NCC; i++)
288 tprintf("\\x%02x", tio.c_cc[i]);
289 tprintf("\"}");
290 return 1;
291 #endif /* TCGETA */
292
293 /* ioctls with winsize or ttysize args */
294
295 #ifdef TIOCGWINSZ
296 case TIOCGWINSZ:
297 if (syserror(tcp))
298 return 0;
299 case TIOCSWINSZ:
300 if (!verbose(tcp) || umove(tcp, arg, &ws) < 0)
301 return 0;
302 tprintf(", {ws_row=%d, ws_col=%d, ws_xpixel=%d, ws_ypixel=%d}",
303 ws.ws_row, ws.ws_col, ws.ws_xpixel, ws.ws_ypixel);
304 return 1;
305 #endif /* TIOCGWINSZ */
306
307 #ifdef TIOCGSIZE
308 case TIOCGSIZE:
309 if (syserror(tcp))
310 return 0;
311 case TIOCSSIZE:
312 if (!verbose(tcp) || umove(tcp, arg, &ts) < 0)
313 return 0;
314 tprintf(", {ts_lines=%d, ts_cols=%d}",
315 ts.ts_lines, ts.ts_cols);
316 return 1;
317 #endif
318
319 /* ioctls with a direct decodable arg */
320 #ifdef TCXONC
321 case TCXONC:
322 tprintf(", ");
323 printxval(tcxonc_options, arg, "TC???");
324 return 1;
325 #endif
326 #ifdef TCLFLSH
327 case TCFLSH:
328 tprintf(", ");
329 printxval(tcflsh_options, arg, "TC???");
330 return 1;
331 #endif
332
333 /* ioctls with an indirect parameter displayed as modem flags */
334
335 #ifdef TIOCMGET
336 case TIOCMGET:
337 case TIOCMBIS:
338 case TIOCMBIC:
339 case TIOCMSET:
340 if (umove(tcp, arg, &arg) < 0)
341 return 0;
342 tprintf(", [");
343 printflags(modem_flags, arg, "TIOCM_???");
344 tprintf("]");
345 return 1;
346 #endif /* TIOCMGET */
347
348 /* ioctls with an indirect parameter displayed in decimal */
349
350 case TIOCSPGRP:
351 case TIOCGPGRP:
352 #ifdef TIOCGETPGRP
353 case TIOCGETPGRP:
354 #endif
355 #ifdef TIOCSETPGRP
356 case TIOCSETPGRP:
357 #endif
358 #ifdef FIONREAD
359 case FIONREAD:
360 #endif
361 case TIOCOUTQ:
362 #ifdef FIONBIO
363 case FIONBIO:
364 #endif
365 #ifdef FIOASYNC
366 case FIOASYNC:
367 #endif
368 #ifdef FIOGETOWN
369 case FIOGETOWN:
370 #endif
371 #ifdef FIOSETOWN
372 case FIOSETOWN:
373 #endif
374 #ifdef TIOCGETD
375 case TIOCGETD:
376 #endif
377 #ifdef TIOCSETD
378 case TIOCSETD:
379 #endif
380 #ifdef TIOCPKT
381 case TIOCPKT:
382 #endif
383 #ifdef TIOCREMOTE
384 case TIOCREMOTE:
385 #endif
386 #ifdef TIOCUCNTL
387 case TIOCUCNTL:
388 #endif
389 #ifdef TIOCTCNTL
390 case TIOCTCNTL:
391 #endif
392 #ifdef TIOCSIGNAL
393 case TIOCSIGNAL:
394 #endif
395 #ifdef TIOCSSOFTCAR
396 case TIOCSSOFTCAR:
397 #endif
398 #ifdef TIOCGSOFTCAR
399 case TIOCGSOFTCAR:
400 #endif
401 #ifdef TIOCISPACE
402 case TIOCISPACE:
403 #endif
404 #ifdef TIOCISIZE
405 case TIOCISIZE:
406 #endif
407 #ifdef TIOCSINTR
408 case TIOCSINTR:
409 #endif
410 #ifdef TIOCSPTLCK
411 case TIOCSPTLCK:
412 #endif
413 #ifdef TIOCGPTN
414 case TIOCGPTN:
415 #endif
416 tprintf(", ");
417 printnum(tcp, arg, "%d");
418 return 1;
419
420 #if 0
421 /* ioctls with an indirect parameter displayed in hex */
422
423 tprintf(", ");
424 printnum(tcp, arg, "%#x");
425 return 1;
426 #endif
427
428 /* ioctls with an indirect parameter displayed as a char */
429
430 #ifdef TIOCSTI
431 case TIOCSTI:
432 #endif
433 tprintf(", ");
434 printstr(tcp, arg, 1);
435 return 1;
436
437 /* ioctls with no parameters */
438
439 #ifdef TIOCSCTTY
440 case TIOCSCTTY:
441 #endif
442 #ifdef TIOCNOTTY
443 case TIOCNOTTY:
444 #endif
445 #ifdef FIOCLEX
446 case FIOCLEX:
447 #endif
448 #ifdef FIONCLEX
449 case FIONCLEX:
450 #endif
451 #ifdef TIOCCONS
452 case TIOCCONS:
453 #endif
454 return 1;
455
456 /* ioctls which are unknown */
457
458 default:
459 return 0;
460 }
461 }
462