1 /*-
2 * Copyright (c) 1994-1995 Søren Schmidt
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 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD: releng/6.1/sys/compat/linux/linux_ioctl.c 154226 2006-01-11 15:40:00Z delphij $");
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/sysproto.h>
35 #include <sys/cdio.h>
36 #include <sys/dvdio.h>
37 #include <sys/conf.h>
38 #include <sys/disk.h>
39 #include <sys/consio.h>
40 #include <sys/ctype.h>
41 #include <sys/fcntl.h>
42 #include <sys/file.h>
43 #include <sys/filedesc.h>
44 #include <sys/filio.h>
45 #include <sys/kbio.h>
46 #include <sys/linker_set.h>
47 #include <sys/malloc.h>
48 #include <sys/proc.h>
49 #include <sys/sbuf.h>
50 #include <sys/socket.h>
51 #include <sys/sockio.h>
52 #include <sys/soundcard.h>
53 #include <sys/stdint.h>
54 #include <sys/tty.h>
55 #include <sys/uio.h>
56 #include <net/if.h>
57 #include <net/if_dl.h>
58 #include <net/if_types.h>
59
60 #include "opt_compat.h"
61
62 #ifdef COMPAT_LINUX32
63 #include <machine/../linux32/linux.h>
64 #include <machine/../linux32/linux32_proto.h>
65 #else
66 #include <machine/../linux/linux.h>
67 #include <machine/../linux/linux_proto.h>
68 #endif
69
70 #include <compat/linux/linux_ioctl.h>
71 #include <compat/linux/linux_mib.h>
72 #include <compat/linux/linux_util.h>
73
74 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ);
75
76 static linux_ioctl_function_t linux_ioctl_cdrom;
77 static linux_ioctl_function_t linux_ioctl_vfat;
78 static linux_ioctl_function_t linux_ioctl_console;
79 static linux_ioctl_function_t linux_ioctl_hdio;
80 static linux_ioctl_function_t linux_ioctl_disk;
81 static linux_ioctl_function_t linux_ioctl_socket;
82 static linux_ioctl_function_t linux_ioctl_sound;
83 static linux_ioctl_function_t linux_ioctl_termio;
84 static linux_ioctl_function_t linux_ioctl_private;
85 static linux_ioctl_function_t linux_ioctl_drm;
86 static linux_ioctl_function_t linux_ioctl_special;
87
88 static struct linux_ioctl_handler cdrom_handler =
89 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX };
90 static struct linux_ioctl_handler vfat_handler =
91 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX };
92 static struct linux_ioctl_handler console_handler =
93 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX };
94 static struct linux_ioctl_handler hdio_handler =
95 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX };
96 static struct linux_ioctl_handler disk_handler =
97 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX };
98 static struct linux_ioctl_handler socket_handler =
99 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX };
100 static struct linux_ioctl_handler sound_handler =
101 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX };
102 static struct linux_ioctl_handler termio_handler =
103 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX };
104 static struct linux_ioctl_handler private_handler =
105 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX };
106 static struct linux_ioctl_handler drm_handler =
107 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX };
108
109 DATA_SET(linux_ioctl_handler_set, cdrom_handler);
110 DATA_SET(linux_ioctl_handler_set, vfat_handler);
111 DATA_SET(linux_ioctl_handler_set, console_handler);
112 DATA_SET(linux_ioctl_handler_set, hdio_handler);
113 DATA_SET(linux_ioctl_handler_set, disk_handler);
114 DATA_SET(linux_ioctl_handler_set, socket_handler);
115 DATA_SET(linux_ioctl_handler_set, sound_handler);
116 DATA_SET(linux_ioctl_handler_set, termio_handler);
117 DATA_SET(linux_ioctl_handler_set, private_handler);
118 DATA_SET(linux_ioctl_handler_set, drm_handler);
119
120 struct handler_element
121 {
122 TAILQ_ENTRY(handler_element) list;
123 int (*func)(struct thread *, struct linux_ioctl_args *);
124 int low, high, span;
125 };
126
127 static TAILQ_HEAD(, handler_element) handlers =
128 TAILQ_HEAD_INITIALIZER(handlers);
129
130 /*
131 * hdio related ioctls for VMWare support
132 */
133
134 struct linux_hd_geometry {
135 u_int8_t heads;
136 u_int8_t sectors;
137 u_int16_t cylinders;
138 u_int32_t start;
139 };
140
141 struct linux_hd_big_geometry {
142 u_int8_t heads;
143 u_int8_t sectors;
144 u_int32_t cylinders;
145 u_int32_t start;
146 };
147
148 static int
149 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args)
150 {
151 struct file *fp;
152 int error;
153 u_int sectorsize, fwcylinders, fwheads, fwsectors;
154 off_t mediasize, bytespercyl;
155
156 if ((error = fget(td, args->fd, &fp)) != 0)
157 return (error);
158 switch (args->cmd & 0xffff) {
159 case LINUX_HDIO_GET_GEO:
160 case LINUX_HDIO_GET_GEO_BIG:
161 error = fo_ioctl(fp, DIOCGMEDIASIZE,
162 (caddr_t)&mediasize, td->td_ucred, td);
163 if (!error)
164 error = fo_ioctl(fp, DIOCGSECTORSIZE,
165 (caddr_t)§orsize, td->td_ucred, td);
166 if (!error)
167 error = fo_ioctl(fp, DIOCGFWHEADS,
168 (caddr_t)&fwheads, td->td_ucred, td);
169 if (!error)
170 error = fo_ioctl(fp, DIOCGFWSECTORS,
171 (caddr_t)&fwsectors, td->td_ucred, td);
172 /*
173 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so
174 * so pretend that GEOM always says 0. This is NOT VALID
175 * for slices or partitions, only the per-disk raw devices.
176 */
177
178 fdrop(fp, td);
179 if (error)
180 return (error);
181 /*
182 * 1. Calculate the number of bytes in a cylinder,
183 * given the firmware's notion of heads and sectors
184 * per cylinder.
185 * 2. Calculate the number of cylinders, given the total
186 * size of the media.
187 * All internal calculations should have 64-bit precision.
188 */
189 bytespercyl = (off_t) sectorsize * fwheads * fwsectors;
190 fwcylinders = mediasize / bytespercyl;
191 #if defined(DEBUG)
192 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, "
193 "bpc %jd",
194 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors,
195 (intmax_t)bytespercyl);
196 #endif
197 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) {
198 struct linux_hd_geometry hdg;
199
200 hdg.cylinders = fwcylinders;
201 hdg.heads = fwheads;
202 hdg.sectors = fwsectors;
203 hdg.start = 0;
204 error = copyout(&hdg, (void *)args->arg, sizeof(hdg));
205 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) {
206 struct linux_hd_big_geometry hdbg;
207
208 hdbg.cylinders = fwcylinders;
209 hdbg.heads = fwheads;
210 hdbg.sectors = fwsectors;
211 hdbg.start = 0;
212 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg));
213 }
214 return (error);
215 break;
216 default:
217 /* XXX */
218 linux_msg(td,
219 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
220 args->fd, (int)(args->cmd & 0xffff),
221 (int)(args->cmd & 0xff00) >> 8,
222 (int)(args->cmd & 0xff));
223 break;
224 }
225 fdrop(fp, td);
226 return (ENOIOCTL);
227 }
228
229 static int
230 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
231 {
232 struct file *fp;
233 int error;
234 u_int sectorsize;
235 off_t mediasize;
236
237 if ((error = fget(td, args->fd, &fp)) != 0)
238 return (error);
239 switch (args->cmd & 0xffff) {
240 case LINUX_BLKGETSIZE:
241 error = fo_ioctl(fp, DIOCGSECTORSIZE,
242 (caddr_t)§orsize, td->td_ucred, td);
243 if (!error)
244 error = fo_ioctl(fp, DIOCGMEDIASIZE,
245 (caddr_t)&mediasize, td->td_ucred, td);
246 fdrop(fp, td);
247 if (error)
248 return (error);
249 sectorsize = mediasize / sectorsize;
250 /*
251 * XXX: How do we know we return the right size of integer ?
252 */
253 return (copyout(§orsize, (void *)args->arg,
254 sizeof(sectorsize)));
255 break;
256 }
257 fdrop(fp, td);
258 return (ENOIOCTL);
259 }
260
261 /*
262 * termio related ioctls
263 */
264
265 struct linux_termio {
266 unsigned short c_iflag;
267 unsigned short c_oflag;
268 unsigned short c_cflag;
269 unsigned short c_lflag;
270 unsigned char c_line;
271 unsigned char c_cc[LINUX_NCC];
272 };
273
274 struct linux_termios {
275 unsigned int c_iflag;
276 unsigned int c_oflag;
277 unsigned int c_cflag;
278 unsigned int c_lflag;
279 #ifdef __alpha__
280 unsigned char c_cc[LINUX_NCCS];
281 unsigned char c_line;
282 unsigned int c_ispeed;
283 unsigned int c_ospeed;
284 #else
285 unsigned char c_line;
286 unsigned char c_cc[LINUX_NCCS];
287 #endif
288 };
289
290 struct linux_winsize {
291 unsigned short ws_row, ws_col;
292 unsigned short ws_xpixel, ws_ypixel;
293 };
294
295 static struct speedtab sptab[] = {
296 { B0, LINUX_B0 }, { B50, LINUX_B50 },
297 { B75, LINUX_B75 }, { B110, LINUX_B110 },
298 { B134, LINUX_B134 }, { B150, LINUX_B150 },
299 { B200, LINUX_B200 }, { B300, LINUX_B300 },
300 { B600, LINUX_B600 }, { B1200, LINUX_B1200 },
301 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 },
302 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 },
303 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 },
304 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 },
305 {-1, -1 }
306 };
307
308 struct linux_serial_struct {
309 int type;
310 int line;
311 int port;
312 int irq;
313 int flags;
314 int xmit_fifo_size;
315 int custom_divisor;
316 int baud_base;
317 unsigned short close_delay;
318 char reserved_char[2];
319 int hub6;
320 unsigned short closing_wait;
321 unsigned short closing_wait2;
322 int reserved[4];
323 };
324
325 static int
326 linux_to_bsd_speed(int code, struct speedtab *table)
327 {
328 for ( ; table->sp_code != -1; table++)
329 if (table->sp_code == code)
330 return (table->sp_speed);
331 return -1;
332 }
333
334 static int
335 bsd_to_linux_speed(int speed, struct speedtab *table)
336 {
337 for ( ; table->sp_speed != -1; table++)
338 if (table->sp_speed == speed)
339 return (table->sp_code);
340 return -1;
341 }
342
343 static void
344 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios)
345 {
346 int i;
347
348 #ifdef DEBUG
349 if (ldebug(ioctl)) {
350 printf("LINUX: BSD termios structure (input):\n");
351 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
352 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
353 bios->c_ispeed, bios->c_ospeed);
354 printf("c_cc ");
355 for (i=0; i<NCCS; i++)
356 printf("%02x ", bios->c_cc[i]);
357 printf("\n");
358 }
359 #endif
360
361 lios->c_iflag = 0;
362 if (bios->c_iflag & IGNBRK)
363 lios->c_iflag |= LINUX_IGNBRK;
364 if (bios->c_iflag & BRKINT)
365 lios->c_iflag |= LINUX_BRKINT;
366 if (bios->c_iflag & IGNPAR)
367 lios->c_iflag |= LINUX_IGNPAR;
368 if (bios->c_iflag & PARMRK)
369 lios->c_iflag |= LINUX_PARMRK;
370 if (bios->c_iflag & INPCK)
371 lios->c_iflag |= LINUX_INPCK;
372 if (bios->c_iflag & ISTRIP)
373 lios->c_iflag |= LINUX_ISTRIP;
374 if (bios->c_iflag & INLCR)
375 lios->c_iflag |= LINUX_INLCR;
376 if (bios->c_iflag & IGNCR)
377 lios->c_iflag |= LINUX_IGNCR;
378 if (bios->c_iflag & ICRNL)
379 lios->c_iflag |= LINUX_ICRNL;
380 if (bios->c_iflag & IXON)
381 lios->c_iflag |= LINUX_IXON;
382 if (bios->c_iflag & IXANY)
383 lios->c_iflag |= LINUX_IXANY;
384 if (bios->c_iflag & IXOFF)
385 lios->c_iflag |= LINUX_IXOFF;
386 if (bios->c_iflag & IMAXBEL)
387 lios->c_iflag |= LINUX_IMAXBEL;
388
389 lios->c_oflag = 0;
390 if (bios->c_oflag & OPOST)
391 lios->c_oflag |= LINUX_OPOST;
392 if (bios->c_oflag & ONLCR)
393 lios->c_oflag |= LINUX_ONLCR;
394 if (bios->c_oflag & OXTABS)
395 lios->c_oflag |= LINUX_XTABS;
396
397 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab);
398 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4;
399 if (bios->c_cflag & CSTOPB)
400 lios->c_cflag |= LINUX_CSTOPB;
401 if (bios->c_cflag & CREAD)
402 lios->c_cflag |= LINUX_CREAD;
403 if (bios->c_cflag & PARENB)
404 lios->c_cflag |= LINUX_PARENB;
405 if (bios->c_cflag & PARODD)
406 lios->c_cflag |= LINUX_PARODD;
407 if (bios->c_cflag & HUPCL)
408 lios->c_cflag |= LINUX_HUPCL;
409 if (bios->c_cflag & CLOCAL)
410 lios->c_cflag |= LINUX_CLOCAL;
411 if (bios->c_cflag & CRTSCTS)
412 lios->c_cflag |= LINUX_CRTSCTS;
413
414 lios->c_lflag = 0;
415 if (bios->c_lflag & ISIG)
416 lios->c_lflag |= LINUX_ISIG;
417 if (bios->c_lflag & ICANON)
418 lios->c_lflag |= LINUX_ICANON;
419 if (bios->c_lflag & ECHO)
420 lios->c_lflag |= LINUX_ECHO;
421 if (bios->c_lflag & ECHOE)
422 lios->c_lflag |= LINUX_ECHOE;
423 if (bios->c_lflag & ECHOK)
424 lios->c_lflag |= LINUX_ECHOK;
425 if (bios->c_lflag & ECHONL)
426 lios->c_lflag |= LINUX_ECHONL;
427 if (bios->c_lflag & NOFLSH)
428 lios->c_lflag |= LINUX_NOFLSH;
429 if (bios->c_lflag & TOSTOP)
430 lios->c_lflag |= LINUX_TOSTOP;
431 if (bios->c_lflag & ECHOCTL)
432 lios->c_lflag |= LINUX_ECHOCTL;
433 if (bios->c_lflag & ECHOPRT)
434 lios->c_lflag |= LINUX_ECHOPRT;
435 if (bios->c_lflag & ECHOKE)
436 lios->c_lflag |= LINUX_ECHOKE;
437 if (bios->c_lflag & FLUSHO)
438 lios->c_lflag |= LINUX_FLUSHO;
439 if (bios->c_lflag & PENDIN)
440 lios->c_lflag |= LINUX_PENDIN;
441 if (bios->c_lflag & IEXTEN)
442 lios->c_lflag |= LINUX_IEXTEN;
443
444 for (i=0; i<LINUX_NCCS; i++)
445 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
446 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR];
447 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT];
448 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE];
449 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL];
450 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF];
451 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL];
452 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN];
453 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME];
454 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2];
455 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP];
456 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART];
457 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP];
458 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT];
459 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD];
460 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE];
461 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT];
462
463 for (i=0; i<LINUX_NCCS; i++) {
464 if (i != LINUX_VMIN && i != LINUX_VTIME &&
465 lios->c_cc[i] == _POSIX_VDISABLE)
466 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
467 }
468 lios->c_line = 0;
469
470 #ifdef DEBUG
471 if (ldebug(ioctl)) {
472 printf("LINUX: LINUX termios structure (output):\n");
473 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
474 lios->c_iflag, lios->c_oflag, lios->c_cflag,
475 lios->c_lflag, (int)lios->c_line);
476 printf("c_cc ");
477 for (i=0; i<LINUX_NCCS; i++)
478 printf("%02x ", lios->c_cc[i]);
479 printf("\n");
480 }
481 #endif
482 }
483
484 static void
485 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios)
486 {
487 int i;
488
489 #ifdef DEBUG
490 if (ldebug(ioctl)) {
491 printf("LINUX: LINUX termios structure (input):\n");
492 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
493 lios->c_iflag, lios->c_oflag, lios->c_cflag,
494 lios->c_lflag, (int)lios->c_line);
495 printf("c_cc ");
496 for (i=0; i<LINUX_NCCS; i++)
497 printf("%02x ", lios->c_cc[i]);
498 printf("\n");
499 }
500 #endif
501
502 bios->c_iflag = 0;
503 if (lios->c_iflag & LINUX_IGNBRK)
504 bios->c_iflag |= IGNBRK;
505 if (lios->c_iflag & LINUX_BRKINT)
506 bios->c_iflag |= BRKINT;
507 if (lios->c_iflag & LINUX_IGNPAR)
508 bios->c_iflag |= IGNPAR;
509 if (lios->c_iflag & LINUX_PARMRK)
510 bios->c_iflag |= PARMRK;
511 if (lios->c_iflag & LINUX_INPCK)
512 bios->c_iflag |= INPCK;
513 if (lios->c_iflag & LINUX_ISTRIP)
514 bios->c_iflag |= ISTRIP;
515 if (lios->c_iflag & LINUX_INLCR)
516 bios->c_iflag |= INLCR;
517 if (lios->c_iflag & LINUX_IGNCR)
518 bios->c_iflag |= IGNCR;
519 if (lios->c_iflag & LINUX_ICRNL)
520 bios->c_iflag |= ICRNL;
521 if (lios->c_iflag & LINUX_IXON)
522 bios->c_iflag |= IXON;
523 if (lios->c_iflag & LINUX_IXANY)
524 bios->c_iflag |= IXANY;
525 if (lios->c_iflag & LINUX_IXOFF)
526 bios->c_iflag |= IXOFF;
527 if (lios->c_iflag & LINUX_IMAXBEL)
528 bios->c_iflag |= IMAXBEL;
529
530 bios->c_oflag = 0;
531 if (lios->c_oflag & LINUX_OPOST)
532 bios->c_oflag |= OPOST;
533 if (lios->c_oflag & LINUX_ONLCR)
534 bios->c_oflag |= ONLCR;
535 if (lios->c_oflag & LINUX_XTABS)
536 bios->c_oflag |= OXTABS;
537
538 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4;
539 if (lios->c_cflag & LINUX_CSTOPB)
540 bios->c_cflag |= CSTOPB;
541 if (lios->c_cflag & LINUX_CREAD)
542 bios->c_cflag |= CREAD;
543 if (lios->c_cflag & LINUX_PARENB)
544 bios->c_cflag |= PARENB;
545 if (lios->c_cflag & LINUX_PARODD)
546 bios->c_cflag |= PARODD;
547 if (lios->c_cflag & LINUX_HUPCL)
548 bios->c_cflag |= HUPCL;
549 if (lios->c_cflag & LINUX_CLOCAL)
550 bios->c_cflag |= CLOCAL;
551 if (lios->c_cflag & LINUX_CRTSCTS)
552 bios->c_cflag |= CRTSCTS;
553
554 bios->c_lflag = 0;
555 if (lios->c_lflag & LINUX_ISIG)
556 bios->c_lflag |= ISIG;
557 if (lios->c_lflag & LINUX_ICANON)
558 bios->c_lflag |= ICANON;
559 if (lios->c_lflag & LINUX_ECHO)
560 bios->c_lflag |= ECHO;
561 if (lios->c_lflag & LINUX_ECHOE)
562 bios->c_lflag |= ECHOE;
563 if (lios->c_lflag & LINUX_ECHOK)
564 bios->c_lflag |= ECHOK;
565 if (lios->c_lflag & LINUX_ECHONL)
566 bios->c_lflag |= ECHONL;
567 if (lios->c_lflag & LINUX_NOFLSH)
568 bios->c_lflag |= NOFLSH;
569 if (lios->c_lflag & LINUX_TOSTOP)
570 bios->c_lflag |= TOSTOP;
571 if (lios->c_lflag & LINUX_ECHOCTL)
572 bios->c_lflag |= ECHOCTL;
573 if (lios->c_lflag & LINUX_ECHOPRT)
574 bios->c_lflag |= ECHOPRT;
575 if (lios->c_lflag & LINUX_ECHOKE)
576 bios->c_lflag |= ECHOKE;
577 if (lios->c_lflag & LINUX_FLUSHO)
578 bios->c_lflag |= FLUSHO;
579 if (lios->c_lflag & LINUX_PENDIN)
580 bios->c_lflag |= PENDIN;
581 if (lios->c_lflag & LINUX_IEXTEN)
582 bios->c_lflag |= IEXTEN;
583
584 for (i=0; i<NCCS; i++)
585 bios->c_cc[i] = _POSIX_VDISABLE;
586 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR];
587 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT];
588 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE];
589 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL];
590 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF];
591 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL];
592 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN];
593 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME];
594 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2];
595 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP];
596 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART];
597 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP];
598 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT];
599 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD];
600 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE];
601 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT];
602
603 for (i=0; i<NCCS; i++) {
604 if (i != VMIN && i != VTIME &&
605 bios->c_cc[i] == LINUX_POSIX_VDISABLE)
606 bios->c_cc[i] = _POSIX_VDISABLE;
607 }
608
609 bios->c_ispeed = bios->c_ospeed =
610 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab);
611
612 #ifdef DEBUG
613 if (ldebug(ioctl)) {
614 printf("LINUX: BSD termios structure (output):\n");
615 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
616 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
617 bios->c_ispeed, bios->c_ospeed);
618 printf("c_cc ");
619 for (i=0; i<NCCS; i++)
620 printf("%02x ", bios->c_cc[i]);
621 printf("\n");
622 }
623 #endif
624 }
625
626 static void
627 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio)
628 {
629 struct linux_termios lios;
630
631 bsd_to_linux_termios(bios, &lios);
632 lio->c_iflag = lios.c_iflag;
633 lio->c_oflag = lios.c_oflag;
634 lio->c_cflag = lios.c_cflag;
635 lio->c_lflag = lios.c_lflag;
636 lio->c_line = lios.c_line;
637 #ifdef __alpha__
638 lio->c_cc[LINUX__VINTR] = lios.c_cc[LINUX_VINTR];
639 lio->c_cc[LINUX__VQUIT] = lios.c_cc[LINUX_VQUIT];
640 lio->c_cc[LINUX__VERASE] = lios.c_cc[LINUX_VERASE];
641 lio->c_cc[LINUX__VKILL] = lios.c_cc[LINUX_VKILL];
642 lio->c_cc[LINUX__VEOF] =
643 lios.c_cc[(lios.c_lflag & ICANON) ? LINUX_VEOF : LINUX_VMIN];
644 lio->c_cc[LINUX__VEOL] =
645 lios.c_cc[(lios.c_lflag & ICANON) ? LINUX_VEOL : LINUX_VTIME];
646 lio->c_cc[LINUX__VEOL2] = lios.c_cc[LINUX_VEOL2];
647 lio->c_cc[LINUX__VSWTC] = lios.c_cc[LINUX_VSWTC];
648 #else
649 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC);
650 #endif
651 }
652
653 static void
654 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios)
655 {
656 struct linux_termios lios;
657 int i;
658
659 lios.c_iflag = lio->c_iflag;
660 lios.c_oflag = lio->c_oflag;
661 lios.c_cflag = lio->c_cflag;
662 lios.c_lflag = lio->c_lflag;
663 #ifdef __alpha__
664 for (i=0; i<LINUX_NCCS; i++)
665 lios.c_cc[i] = LINUX_POSIX_VDISABLE;
666 lios.c_cc[LINUX_VINTR] = lio->c_cc[LINUX__VINTR];
667 lios.c_cc[LINUX_VQUIT] = lio->c_cc[LINUX__VQUIT];
668 lios.c_cc[LINUX_VERASE] = lio->c_cc[LINUX__VERASE];
669 lios.c_cc[LINUX_VKILL] = lio->c_cc[LINUX__VKILL];
670 lios.c_cc[LINUX_VEOL2] = lio->c_cc[LINUX__VEOL2];
671 lios.c_cc[LINUX_VSWTC] = lio->c_cc[LINUX__VSWTC];
672 lios.c_cc[(lio->c_lflag & ICANON) ? LINUX_VEOF : LINUX_VMIN] =
673 lio->c_cc[LINUX__VEOF];
674 lios.c_cc[(lio->c_lflag & ICANON) ? LINUX_VEOL : LINUX_VTIME] =
675 lio->c_cc[LINUX__VEOL];
676 #else
677 for (i=LINUX_NCC; i<LINUX_NCCS; i++)
678 lios.c_cc[i] = LINUX_POSIX_VDISABLE;
679 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC);
680 #endif
681 linux_to_bsd_termios(&lios, bios);
682 }
683
684 static int
685 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args)
686 {
687 struct termios bios;
688 struct linux_termios lios;
689 struct linux_termio lio;
690 struct file *fp;
691 int error;
692
693 if ((error = fget(td, args->fd, &fp)) != 0)
694 return (error);
695
696 switch (args->cmd & 0xffff) {
697
698 case LINUX_TCGETS:
699 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
700 td);
701 if (error)
702 break;
703 bsd_to_linux_termios(&bios, &lios);
704 error = copyout(&lios, (void *)args->arg, sizeof(lios));
705 break;
706
707 case LINUX_TCSETS:
708 error = copyin((void *)args->arg, &lios, sizeof(lios));
709 if (error)
710 break;
711 linux_to_bsd_termios(&lios, &bios);
712 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
713 td));
714 break;
715
716 case LINUX_TCSETSW:
717 error = copyin((void *)args->arg, &lios, sizeof(lios));
718 if (error)
719 break;
720 linux_to_bsd_termios(&lios, &bios);
721 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
722 td));
723 break;
724
725 case LINUX_TCSETSF:
726 error = copyin((void *)args->arg, &lios, sizeof(lios));
727 if (error)
728 break;
729 linux_to_bsd_termios(&lios, &bios);
730 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
731 td));
732 break;
733
734 case LINUX_TCGETA:
735 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
736 td);
737 if (error)
738 break;
739 bsd_to_linux_termio(&bios, &lio);
740 error = (copyout(&lio, (void *)args->arg, sizeof(lio)));
741 break;
742
743 case LINUX_TCSETA:
744 error = copyin((void *)args->arg, &lio, sizeof(lio));
745 if (error)
746 break;
747 linux_to_bsd_termio(&lio, &bios);
748 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
749 td));
750 break;
751
752 case LINUX_TCSETAW:
753 error = copyin((void *)args->arg, &lio, sizeof(lio));
754 if (error)
755 break;
756 linux_to_bsd_termio(&lio, &bios);
757 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
758 td));
759 break;
760
761 case LINUX_TCSETAF:
762 error = copyin((void *)args->arg, &lio, sizeof(lio));
763 if (error)
764 break;
765 linux_to_bsd_termio(&lio, &bios);
766 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
767 td));
768 break;
769
770 /* LINUX_TCSBRK */
771
772 case LINUX_TCXONC: {
773 switch (args->arg) {
774 case LINUX_TCOOFF:
775 args->cmd = TIOCSTOP;
776 break;
777 case LINUX_TCOON:
778 args->cmd = TIOCSTART;
779 break;
780 case LINUX_TCIOFF:
781 case LINUX_TCION: {
782 int c;
783 struct write_args wr;
784 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios,
785 td->td_ucred, td);
786 if (error)
787 break;
788 fdrop(fp, td);
789 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART;
790 c = bios.c_cc[c];
791 if (c != _POSIX_VDISABLE) {
792 wr.fd = args->fd;
793 wr.buf = &c;
794 wr.nbyte = sizeof(c);
795 return (write(td, &wr));
796 } else
797 return (0);
798 }
799 default:
800 fdrop(fp, td);
801 return (EINVAL);
802 }
803 args->arg = 0;
804 error = (ioctl(td, (struct ioctl_args *)args));
805 break;
806 }
807
808 case LINUX_TCFLSH: {
809 int val;
810 switch (args->arg) {
811 case LINUX_TCIFLUSH:
812 val = FREAD;
813 break;
814 case LINUX_TCOFLUSH:
815 val = FWRITE;
816 break;
817 case LINUX_TCIOFLUSH:
818 val = FREAD | FWRITE;
819 break;
820 default:
821 fdrop(fp, td);
822 return (EINVAL);
823 }
824 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td));
825 break;
826 }
827
828 case LINUX_TIOCEXCL:
829 args->cmd = TIOCEXCL;
830 error = (ioctl(td, (struct ioctl_args *)args));
831 break;
832
833 case LINUX_TIOCNXCL:
834 args->cmd = TIOCNXCL;
835 error = (ioctl(td, (struct ioctl_args *)args));
836 break;
837
838 case LINUX_TIOCSCTTY:
839 args->cmd = TIOCSCTTY;
840 error = (ioctl(td, (struct ioctl_args *)args));
841 break;
842
843 case LINUX_TIOCGPGRP:
844 args->cmd = TIOCGPGRP;
845 error = (ioctl(td, (struct ioctl_args *)args));
846 break;
847
848 case LINUX_TIOCSPGRP:
849 args->cmd = TIOCSPGRP;
850 error = (ioctl(td, (struct ioctl_args *)args));
851 break;
852
853 /* LINUX_TIOCOUTQ */
854 /* LINUX_TIOCSTI */
855
856 case LINUX_TIOCGWINSZ:
857 args->cmd = TIOCGWINSZ;
858 error = (ioctl(td, (struct ioctl_args *)args));
859 break;
860
861 case LINUX_TIOCSWINSZ:
862 args->cmd = TIOCSWINSZ;
863 error = (ioctl(td, (struct ioctl_args *)args));
864 break;
865
866 case LINUX_TIOCMGET:
867 args->cmd = TIOCMGET;
868 error = (ioctl(td, (struct ioctl_args *)args));
869 break;
870
871 case LINUX_TIOCMBIS:
872 args->cmd = TIOCMBIS;
873 error = (ioctl(td, (struct ioctl_args *)args));
874 break;
875
876 case LINUX_TIOCMBIC:
877 args->cmd = TIOCMBIC;
878 error = (ioctl(td, (struct ioctl_args *)args));
879 break;
880
881 case LINUX_TIOCMSET:
882 args->cmd = TIOCMSET;
883 error = (ioctl(td, (struct ioctl_args *)args));
884 break;
885
886 /* TIOCGSOFTCAR */
887 /* TIOCSSOFTCAR */
888
889 case LINUX_FIONREAD: /* LINUX_TIOCINQ */
890 args->cmd = FIONREAD;
891 error = (ioctl(td, (struct ioctl_args *)args));
892 break;
893
894 /* LINUX_TIOCLINUX */
895
896 case LINUX_TIOCCONS:
897 args->cmd = TIOCCONS;
898 error = (ioctl(td, (struct ioctl_args *)args));
899 break;
900
901 case LINUX_TIOCGSERIAL: {
902 struct linux_serial_struct lss;
903 lss.type = LINUX_PORT_16550A;
904 lss.flags = 0;
905 lss.close_delay = 0;
906 error = copyout(&lss, (void *)args->arg, sizeof(lss));
907 break;
908 }
909
910 case LINUX_TIOCSSERIAL: {
911 struct linux_serial_struct lss;
912 error = copyin((void *)args->arg, &lss, sizeof(lss));
913 if (error)
914 break;
915 /* XXX - It really helps to have an implementation that
916 * does nothing. NOT!
917 */
918 error = 0;
919 break;
920 }
921
922 /* LINUX_TIOCPKT */
923
924 case LINUX_FIONBIO:
925 args->cmd = FIONBIO;
926 error = (ioctl(td, (struct ioctl_args *)args));
927 break;
928
929 case LINUX_TIOCNOTTY:
930 args->cmd = TIOCNOTTY;
931 error = (ioctl(td, (struct ioctl_args *)args));
932 break;
933
934 case LINUX_TIOCSETD: {
935 int line;
936 switch (args->arg) {
937 case LINUX_N_TTY:
938 line = TTYDISC;
939 break;
940 case LINUX_N_SLIP:
941 line = SLIPDISC;
942 break;
943 case LINUX_N_PPP:
944 line = PPPDISC;
945 break;
946 default:
947 fdrop(fp, td);
948 return (EINVAL);
949 }
950 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred,
951 td));
952 break;
953 }
954
955 case LINUX_TIOCGETD: {
956 int linux_line;
957 int bsd_line = TTYDISC;
958 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line,
959 td->td_ucred, td);
960 if (error)
961 return (error);
962 switch (bsd_line) {
963 case TTYDISC:
964 linux_line = LINUX_N_TTY;
965 break;
966 case SLIPDISC:
967 linux_line = LINUX_N_SLIP;
968 break;
969 case PPPDISC:
970 linux_line = LINUX_N_PPP;
971 break;
972 default:
973 fdrop(fp, td);
974 return (EINVAL);
975 }
976 error = (copyout(&linux_line, (void *)args->arg, sizeof(int)));
977 break;
978 }
979
980 /* LINUX_TCSBRKP */
981 /* LINUX_TIOCTTYGSTRUCT */
982
983 case LINUX_FIONCLEX:
984 args->cmd = FIONCLEX;
985 error = (ioctl(td, (struct ioctl_args *)args));
986 break;
987
988 case LINUX_FIOCLEX:
989 args->cmd = FIOCLEX;
990 error = (ioctl(td, (struct ioctl_args *)args));
991 break;
992
993 case LINUX_FIOASYNC:
994 args->cmd = FIOASYNC;
995 error = (ioctl(td, (struct ioctl_args *)args));
996 break;
997
998 /* LINUX_TIOCSERCONFIG */
999 /* LINUX_TIOCSERGWILD */
1000 /* LINUX_TIOCSERSWILD */
1001 /* LINUX_TIOCGLCKTRMIOS */
1002 /* LINUX_TIOCSLCKTRMIOS */
1003
1004 case LINUX_TIOCSBRK:
1005 args->cmd = TIOCSBRK;
1006 error = (ioctl(td, (struct ioctl_args *)args));
1007 break;
1008
1009 case LINUX_TIOCCBRK:
1010 args->cmd = TIOCCBRK;
1011 error = (ioctl(td, (struct ioctl_args *)args));
1012 break;
1013
1014 default:
1015 error = ENOIOCTL;
1016 break;
1017 }
1018
1019 fdrop(fp, td);
1020 return (error);
1021 }
1022
1023 /*
1024 * CDROM related ioctls
1025 */
1026
1027 struct linux_cdrom_msf
1028 {
1029 u_char cdmsf_min0;
1030 u_char cdmsf_sec0;
1031 u_char cdmsf_frame0;
1032 u_char cdmsf_min1;
1033 u_char cdmsf_sec1;
1034 u_char cdmsf_frame1;
1035 };
1036
1037 struct linux_cdrom_tochdr
1038 {
1039 u_char cdth_trk0;
1040 u_char cdth_trk1;
1041 };
1042
1043 union linux_cdrom_addr
1044 {
1045 struct {
1046 u_char minute;
1047 u_char second;
1048 u_char frame;
1049 } msf;
1050 int lba;
1051 };
1052
1053 struct linux_cdrom_tocentry
1054 {
1055 u_char cdte_track;
1056 u_char cdte_adr:4;
1057 u_char cdte_ctrl:4;
1058 u_char cdte_format;
1059 union linux_cdrom_addr cdte_addr;
1060 u_char cdte_datamode;
1061 };
1062
1063 struct linux_cdrom_subchnl
1064 {
1065 u_char cdsc_format;
1066 u_char cdsc_audiostatus;
1067 u_char cdsc_adr:4;
1068 u_char cdsc_ctrl:4;
1069 u_char cdsc_trk;
1070 u_char cdsc_ind;
1071 union linux_cdrom_addr cdsc_absaddr;
1072 union linux_cdrom_addr cdsc_reladdr;
1073 };
1074
1075 struct l_cdrom_read_audio {
1076 union linux_cdrom_addr addr;
1077 u_char addr_format;
1078 l_int nframes;
1079 u_char *buf;
1080 };
1081
1082 struct l_dvd_layer {
1083 u_char book_version:4;
1084 u_char book_type:4;
1085 u_char min_rate:4;
1086 u_char disc_size:4;
1087 u_char layer_type:4;
1088 u_char track_path:1;
1089 u_char nlayers:2;
1090 u_char track_density:4;
1091 u_char linear_density:4;
1092 u_char bca:1;
1093 u_int32_t start_sector;
1094 u_int32_t end_sector;
1095 u_int32_t end_sector_l0;
1096 };
1097
1098 struct l_dvd_physical {
1099 u_char type;
1100 u_char layer_num;
1101 struct l_dvd_layer layer[4];
1102 };
1103
1104 struct l_dvd_copyright {
1105 u_char type;
1106 u_char layer_num;
1107 u_char cpst;
1108 u_char rmi;
1109 };
1110
1111 struct l_dvd_disckey {
1112 u_char type;
1113 l_uint agid:2;
1114 u_char value[2048];
1115 };
1116
1117 struct l_dvd_bca {
1118 u_char type;
1119 l_int len;
1120 u_char value[188];
1121 };
1122
1123 struct l_dvd_manufact {
1124 u_char type;
1125 u_char layer_num;
1126 l_int len;
1127 u_char value[2048];
1128 };
1129
1130 typedef union {
1131 u_char type;
1132 struct l_dvd_physical physical;
1133 struct l_dvd_copyright copyright;
1134 struct l_dvd_disckey disckey;
1135 struct l_dvd_bca bca;
1136 struct l_dvd_manufact manufact;
1137 } l_dvd_struct;
1138
1139 typedef u_char l_dvd_key[5];
1140 typedef u_char l_dvd_challenge[10];
1141
1142 struct l_dvd_lu_send_agid {
1143 u_char type;
1144 l_uint agid:2;
1145 };
1146
1147 struct l_dvd_host_send_challenge {
1148 u_char type;
1149 l_uint agid:2;
1150 l_dvd_challenge chal;
1151 };
1152
1153 struct l_dvd_send_key {
1154 u_char type;
1155 l_uint agid:2;
1156 l_dvd_key key;
1157 };
1158
1159 struct l_dvd_lu_send_challenge {
1160 u_char type;
1161 l_uint agid:2;
1162 l_dvd_challenge chal;
1163 };
1164
1165 struct l_dvd_lu_send_title_key {
1166 u_char type;
1167 l_uint agid:2;
1168 l_dvd_key title_key;
1169 l_int lba;
1170 l_uint cpm:1;
1171 l_uint cp_sec:1;
1172 l_uint cgms:2;
1173 };
1174
1175 struct l_dvd_lu_send_asf {
1176 u_char type;
1177 l_uint agid:2;
1178 l_uint asf:1;
1179 };
1180
1181 struct l_dvd_host_send_rpcstate {
1182 u_char type;
1183 u_char pdrc;
1184 };
1185
1186 struct l_dvd_lu_send_rpcstate {
1187 u_char type:2;
1188 u_char vra:3;
1189 u_char ucca:3;
1190 u_char region_mask;
1191 u_char rpc_scheme;
1192 };
1193
1194 typedef union {
1195 u_char type;
1196 struct l_dvd_lu_send_agid lsa;
1197 struct l_dvd_host_send_challenge hsc;
1198 struct l_dvd_send_key lsk;
1199 struct l_dvd_lu_send_challenge lsc;
1200 struct l_dvd_send_key hsk;
1201 struct l_dvd_lu_send_title_key lstk;
1202 struct l_dvd_lu_send_asf lsasf;
1203 struct l_dvd_host_send_rpcstate hrpcs;
1204 struct l_dvd_lu_send_rpcstate lrpcs;
1205 } l_dvd_authinfo;
1206
1207 static void
1208 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp)
1209 {
1210 if (af == CD_LBA_FORMAT)
1211 lp->lba = bp->lba;
1212 else {
1213 lp->msf.minute = bp->msf.minute;
1214 lp->msf.second = bp->msf.second;
1215 lp->msf.frame = bp->msf.frame;
1216 }
1217 }
1218
1219 static void
1220 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba)
1221 {
1222 if (format == LINUX_CDROM_MSF) {
1223 addr->msf.frame = lba % 75;
1224 lba /= 75;
1225 lba += 2;
1226 addr->msf.second = lba % 60;
1227 addr->msf.minute = lba / 60;
1228 } else
1229 addr->lba = lba;
1230 }
1231
1232 static int
1233 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp)
1234 {
1235 bp->format = lp->type;
1236 switch (bp->format) {
1237 case DVD_STRUCT_PHYSICAL:
1238 if (bp->layer_num >= 4)
1239 return (EINVAL);
1240 bp->layer_num = lp->physical.layer_num;
1241 break;
1242 case DVD_STRUCT_COPYRIGHT:
1243 bp->layer_num = lp->copyright.layer_num;
1244 break;
1245 case DVD_STRUCT_DISCKEY:
1246 bp->agid = lp->disckey.agid;
1247 break;
1248 case DVD_STRUCT_BCA:
1249 case DVD_STRUCT_MANUFACT:
1250 break;
1251 default:
1252 return (EINVAL);
1253 }
1254 return (0);
1255 }
1256
1257 static int
1258 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp)
1259 {
1260 switch (bp->format) {
1261 case DVD_STRUCT_PHYSICAL: {
1262 struct dvd_layer *blp = (struct dvd_layer *)bp->data;
1263 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num];
1264 memset(llp, 0, sizeof(*llp));
1265 llp->book_version = blp->book_version;
1266 llp->book_type = blp->book_type;
1267 llp->min_rate = blp->max_rate;
1268 llp->disc_size = blp->disc_size;
1269 llp->layer_type = blp->layer_type;
1270 llp->track_path = blp->track_path;
1271 llp->nlayers = blp->nlayers;
1272 llp->track_density = blp->track_density;
1273 llp->linear_density = blp->linear_density;
1274 llp->bca = blp->bca;
1275 llp->start_sector = blp->start_sector;
1276 llp->end_sector = blp->end_sector;
1277 llp->end_sector_l0 = blp->end_sector_l0;
1278 break;
1279 }
1280 case DVD_STRUCT_COPYRIGHT:
1281 lp->copyright.cpst = bp->cpst;
1282 lp->copyright.rmi = bp->rmi;
1283 break;
1284 case DVD_STRUCT_DISCKEY:
1285 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value));
1286 break;
1287 case DVD_STRUCT_BCA:
1288 lp->bca.len = bp->length;
1289 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value));
1290 break;
1291 case DVD_STRUCT_MANUFACT:
1292 lp->manufact.len = bp->length;
1293 memcpy(lp->manufact.value, bp->data,
1294 sizeof(lp->manufact.value));
1295 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */
1296 break;
1297 default:
1298 return (EINVAL);
1299 }
1300 return (0);
1301 }
1302
1303 static int
1304 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode,
1305 struct dvd_authinfo *bp)
1306 {
1307 switch (lp->type) {
1308 case LINUX_DVD_LU_SEND_AGID:
1309 *bcode = DVDIOCREPORTKEY;
1310 bp->format = DVD_REPORT_AGID;
1311 bp->agid = lp->lsa.agid;
1312 break;
1313 case LINUX_DVD_HOST_SEND_CHALLENGE:
1314 *bcode = DVDIOCSENDKEY;
1315 bp->format = DVD_SEND_CHALLENGE;
1316 bp->agid = lp->hsc.agid;
1317 memcpy(bp->keychal, lp->hsc.chal, 10);
1318 break;
1319 case LINUX_DVD_LU_SEND_KEY1:
1320 *bcode = DVDIOCREPORTKEY;
1321 bp->format = DVD_REPORT_KEY1;
1322 bp->agid = lp->lsk.agid;
1323 break;
1324 case LINUX_DVD_LU_SEND_CHALLENGE:
1325 *bcode = DVDIOCREPORTKEY;
1326 bp->format = DVD_REPORT_CHALLENGE;
1327 bp->agid = lp->lsc.agid;
1328 break;
1329 case LINUX_DVD_HOST_SEND_KEY2:
1330 *bcode = DVDIOCSENDKEY;
1331 bp->format = DVD_SEND_KEY2;
1332 bp->agid = lp->hsk.agid;
1333 memcpy(bp->keychal, lp->hsk.key, 5);
1334 break;
1335 case LINUX_DVD_LU_SEND_TITLE_KEY:
1336 *bcode = DVDIOCREPORTKEY;
1337 bp->format = DVD_REPORT_TITLE_KEY;
1338 bp->agid = lp->lstk.agid;
1339 bp->lba = lp->lstk.lba;
1340 break;
1341 case LINUX_DVD_LU_SEND_ASF:
1342 *bcode = DVDIOCREPORTKEY;
1343 bp->format = DVD_REPORT_ASF;
1344 bp->agid = lp->lsasf.agid;
1345 break;
1346 case LINUX_DVD_INVALIDATE_AGID:
1347 *bcode = DVDIOCREPORTKEY;
1348 bp->format = DVD_INVALIDATE_AGID;
1349 bp->agid = lp->lsa.agid;
1350 break;
1351 case LINUX_DVD_LU_SEND_RPC_STATE:
1352 *bcode = DVDIOCREPORTKEY;
1353 bp->format = DVD_REPORT_RPC;
1354 break;
1355 case LINUX_DVD_HOST_SEND_RPC_STATE:
1356 *bcode = DVDIOCSENDKEY;
1357 bp->format = DVD_SEND_RPC;
1358 bp->region = lp->hrpcs.pdrc;
1359 break;
1360 default:
1361 return (EINVAL);
1362 }
1363 return (0);
1364 }
1365
1366 static int
1367 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp)
1368 {
1369 switch (lp->type) {
1370 case LINUX_DVD_LU_SEND_AGID:
1371 lp->lsa.agid = bp->agid;
1372 break;
1373 case LINUX_DVD_HOST_SEND_CHALLENGE:
1374 lp->type = LINUX_DVD_LU_SEND_KEY1;
1375 break;
1376 case LINUX_DVD_LU_SEND_KEY1:
1377 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key));
1378 break;
1379 case LINUX_DVD_LU_SEND_CHALLENGE:
1380 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal));
1381 break;
1382 case LINUX_DVD_HOST_SEND_KEY2:
1383 lp->type = LINUX_DVD_AUTH_ESTABLISHED;
1384 break;
1385 case LINUX_DVD_LU_SEND_TITLE_KEY:
1386 memcpy(lp->lstk.title_key, bp->keychal,
1387 sizeof(lp->lstk.title_key));
1388 lp->lstk.cpm = bp->cpm;
1389 lp->lstk.cp_sec = bp->cp_sec;
1390 lp->lstk.cgms = bp->cgms;
1391 break;
1392 case LINUX_DVD_LU_SEND_ASF:
1393 lp->lsasf.asf = bp->asf;
1394 break;
1395 case LINUX_DVD_INVALIDATE_AGID:
1396 break;
1397 case LINUX_DVD_LU_SEND_RPC_STATE:
1398 lp->lrpcs.type = bp->reg_type;
1399 lp->lrpcs.vra = bp->vend_rsts;
1400 lp->lrpcs.ucca = bp->user_rsts;
1401 lp->lrpcs.region_mask = bp->region;
1402 lp->lrpcs.rpc_scheme = bp->rpc_scheme;
1403 break;
1404 case LINUX_DVD_HOST_SEND_RPC_STATE:
1405 break;
1406 default:
1407 return (EINVAL);
1408 }
1409 return (0);
1410 }
1411
1412 static int
1413 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args)
1414 {
1415 struct file *fp;
1416 int error;
1417
1418 if ((error = fget(td, args->fd, &fp)) != 0)
1419 return (error);
1420 switch (args->cmd & 0xffff) {
1421
1422 case LINUX_CDROMPAUSE:
1423 args->cmd = CDIOCPAUSE;
1424 error = (ioctl(td, (struct ioctl_args *)args));
1425 break;
1426
1427 case LINUX_CDROMRESUME:
1428 args->cmd = CDIOCRESUME;
1429 error = (ioctl(td, (struct ioctl_args *)args));
1430 break;
1431
1432 case LINUX_CDROMPLAYMSF:
1433 args->cmd = CDIOCPLAYMSF;
1434 error = (ioctl(td, (struct ioctl_args *)args));
1435 break;
1436
1437 case LINUX_CDROMPLAYTRKIND:
1438 args->cmd = CDIOCPLAYTRACKS;
1439 error = (ioctl(td, (struct ioctl_args *)args));
1440 break;
1441
1442 case LINUX_CDROMREADTOCHDR: {
1443 struct ioc_toc_header th;
1444 struct linux_cdrom_tochdr lth;
1445 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th,
1446 td->td_ucred, td);
1447 if (!error) {
1448 lth.cdth_trk0 = th.starting_track;
1449 lth.cdth_trk1 = th.ending_track;
1450 copyout(<h, (void *)args->arg, sizeof(lth));
1451 }
1452 break;
1453 }
1454
1455 case LINUX_CDROMREADTOCENTRY: {
1456 struct linux_cdrom_tocentry lte;
1457 struct ioc_read_toc_single_entry irtse;
1458
1459 error = copyin((void *)args->arg, <e, sizeof(lte));
1460 if (error)
1461 break;
1462 irtse.address_format = lte.cdte_format;
1463 irtse.track = lte.cdte_track;
1464 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse,
1465 td->td_ucred, td);
1466 if (!error) {
1467 lte.cdte_ctrl = irtse.entry.control;
1468 lte.cdte_adr = irtse.entry.addr_type;
1469 bsd_to_linux_msf_lba(irtse.address_format,
1470 &irtse.entry.addr, <e.cdte_addr);
1471 error = copyout(<e, (void *)args->arg, sizeof(lte));
1472 }
1473 break;
1474 }
1475
1476 case LINUX_CDROMSTOP:
1477 args->cmd = CDIOCSTOP;
1478 error = (ioctl(td, (struct ioctl_args *)args));
1479 break;
1480
1481 case LINUX_CDROMSTART:
1482 args->cmd = CDIOCSTART;
1483 error = (ioctl(td, (struct ioctl_args *)args));
1484 break;
1485
1486 case LINUX_CDROMEJECT:
1487 args->cmd = CDIOCEJECT;
1488 error = (ioctl(td, (struct ioctl_args *)args));
1489 break;
1490
1491 /* LINUX_CDROMVOLCTRL */
1492
1493 case LINUX_CDROMSUBCHNL: {
1494 struct linux_cdrom_subchnl sc;
1495 struct ioc_read_subchannel bsdsc;
1496 struct cd_sub_channel_info bsdinfo;
1497
1498 bsdsc.address_format = CD_LBA_FORMAT;
1499 bsdsc.data_format = CD_CURRENT_POSITION;
1500 bsdsc.track = 0;
1501 bsdsc.data_len = sizeof(bsdinfo);
1502 bsdsc.data = &bsdinfo;
1503 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE,
1504 (caddr_t)&bsdsc, td->td_ucred, td);
1505 if (error)
1506 break;
1507 error = copyin((void *)args->arg, &sc, sizeof(sc));
1508 if (error)
1509 break;
1510 sc.cdsc_audiostatus = bsdinfo.header.audio_status;
1511 sc.cdsc_adr = bsdinfo.what.position.addr_type;
1512 sc.cdsc_ctrl = bsdinfo.what.position.control;
1513 sc.cdsc_trk = bsdinfo.what.position.track_number;
1514 sc.cdsc_ind = bsdinfo.what.position.index_number;
1515 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format,
1516 bsdinfo.what.position.absaddr.lba);
1517 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format,
1518 bsdinfo.what.position.reladdr.lba);
1519 error = copyout(&sc, (void *)args->arg, sizeof(sc));
1520 break;
1521 }
1522
1523 /* LINUX_CDROMREADMODE2 */
1524 /* LINUX_CDROMREADMODE1 */
1525 /* LINUX_CDROMREADAUDIO */
1526 /* LINUX_CDROMEJECT_SW */
1527 /* LINUX_CDROMMULTISESSION */
1528 /* LINUX_CDROM_GET_UPC */
1529
1530 case LINUX_CDROMRESET:
1531 args->cmd = CDIOCRESET;
1532 error = (ioctl(td, (struct ioctl_args *)args));
1533 break;
1534
1535 /* LINUX_CDROMVOLREAD */
1536 /* LINUX_CDROMREADRAW */
1537 /* LINUX_CDROMREADCOOKED */
1538 /* LINUX_CDROMSEEK */
1539 /* LINUX_CDROMPLAYBLK */
1540 /* LINUX_CDROMREADALL */
1541 /* LINUX_CDROMCLOSETRAY */
1542 /* LINUX_CDROMLOADFROMSLOT */
1543 /* LINUX_CDROMGETSPINDOWN */
1544 /* LINUX_CDROMSETSPINDOWN */
1545 /* LINUX_CDROM_SET_OPTIONS */
1546 /* LINUX_CDROM_CLEAR_OPTIONS */
1547 /* LINUX_CDROM_SELECT_SPEED */
1548 /* LINUX_CDROM_SELECT_DISC */
1549 /* LINUX_CDROM_MEDIA_CHANGED */
1550 /* LINUX_CDROM_DRIVE_STATUS */
1551 /* LINUX_CDROM_DISC_STATUS */
1552 /* LINUX_CDROM_CHANGER_NSLOTS */
1553 /* LINUX_CDROM_LOCKDOOR */
1554 /* LINUX_CDROM_DEBUG */
1555 /* LINUX_CDROM_GET_CAPABILITY */
1556 /* LINUX_CDROMAUDIOBUFSIZ */
1557
1558 case LINUX_DVD_READ_STRUCT: {
1559 l_dvd_struct lds;
1560 struct dvd_struct bds;
1561
1562 error = copyin((void *)args->arg, &lds, sizeof(lds));
1563 if (error)
1564 break;
1565 error = linux_to_bsd_dvd_struct(&lds, &bds);
1566 if (error)
1567 break;
1568 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)&bds,
1569 td->td_ucred, td);
1570 if (error)
1571 break;
1572 error = bsd_to_linux_dvd_struct(&bds, &lds);
1573 if (error)
1574 break;
1575 error = copyout(&lds, (void *)args->arg, sizeof(lds));
1576 break;
1577 }
1578
1579 /* LINUX_DVD_WRITE_STRUCT */
1580
1581 case LINUX_DVD_AUTH: {
1582 l_dvd_authinfo lda;
1583 struct dvd_authinfo bda;
1584 int bcode;
1585
1586 error = copyin((void *)args->arg, &lda, sizeof(lda));
1587 if (error)
1588 break;
1589 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda);
1590 if (error)
1591 break;
1592 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred,
1593 td);
1594 if (error) {
1595 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) {
1596 lda.type = LINUX_DVD_AUTH_FAILURE;
1597 copyout(&lda, (void *)args->arg, sizeof(lda));
1598 }
1599 break;
1600 }
1601 error = bsd_to_linux_dvd_authinfo(&bda, &lda);
1602 if (error)
1603 break;
1604 error = copyout(&lda, (void *)args->arg, sizeof(lda));
1605 break;
1606 }
1607
1608 /* LINUX_CDROM_SEND_PACKET */
1609 /* LINUX_CDROM_NEXT_WRITABLE */
1610 /* LINUX_CDROM_LAST_WRITTEN */
1611
1612 default:
1613 error = ENOIOCTL;
1614 break;
1615 }
1616
1617 fdrop(fp, td);
1618 return (error);
1619 }
1620
1621 static int
1622 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
1623 {
1624
1625 return (ENOTTY);
1626 }
1627
1628 /*
1629 * Sound related ioctls
1630 */
1631
1632 struct linux_mixer_info {
1633 char id[16];
1634 char name[32];
1635 int modify_counter;
1636 int fillers[10];
1637 };
1638
1639 struct linux_old_mixer_info {
1640 char id[16];
1641 char name[32];
1642 };
1643
1644 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT };
1645
1646 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30])
1647
1648 static int
1649 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args)
1650 {
1651
1652 switch (args->cmd & 0xffff) {
1653
1654 case LINUX_SOUND_MIXER_WRITE_VOLUME:
1655 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME);
1656 return (ioctl(td, (struct ioctl_args *)args));
1657
1658 case LINUX_SOUND_MIXER_WRITE_BASS:
1659 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS);
1660 return (ioctl(td, (struct ioctl_args *)args));
1661
1662 case LINUX_SOUND_MIXER_WRITE_TREBLE:
1663 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE);
1664 return (ioctl(td, (struct ioctl_args *)args));
1665
1666 case LINUX_SOUND_MIXER_WRITE_SYNTH:
1667 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH);
1668 return (ioctl(td, (struct ioctl_args *)args));
1669
1670 case LINUX_SOUND_MIXER_WRITE_PCM:
1671 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM);
1672 return (ioctl(td, (struct ioctl_args *)args));
1673
1674 case LINUX_SOUND_MIXER_WRITE_SPEAKER:
1675 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER);
1676 return (ioctl(td, (struct ioctl_args *)args));
1677
1678 case LINUX_SOUND_MIXER_WRITE_LINE:
1679 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE);
1680 return (ioctl(td, (struct ioctl_args *)args));
1681
1682 case LINUX_SOUND_MIXER_WRITE_MIC:
1683 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC);
1684 return (ioctl(td, (struct ioctl_args *)args));
1685
1686 case LINUX_SOUND_MIXER_WRITE_CD:
1687 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD);
1688 return (ioctl(td, (struct ioctl_args *)args));
1689
1690 case LINUX_SOUND_MIXER_WRITE_IMIX:
1691 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX);
1692 return (ioctl(td, (struct ioctl_args *)args));
1693
1694 case LINUX_SOUND_MIXER_WRITE_ALTPCM:
1695 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM);
1696 return (ioctl(td, (struct ioctl_args *)args));
1697
1698 case LINUX_SOUND_MIXER_WRITE_RECLEV:
1699 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV);
1700 return (ioctl(td, (struct ioctl_args *)args));
1701
1702 case LINUX_SOUND_MIXER_WRITE_IGAIN:
1703 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN);
1704 return (ioctl(td, (struct ioctl_args *)args));
1705
1706 case LINUX_SOUND_MIXER_WRITE_OGAIN:
1707 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN);
1708 return (ioctl(td, (struct ioctl_args *)args));
1709
1710 case LINUX_SOUND_MIXER_WRITE_LINE1:
1711 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1);
1712 return (ioctl(td, (struct ioctl_args *)args));
1713
1714 case LINUX_SOUND_MIXER_WRITE_LINE2:
1715 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2);
1716 return (ioctl(td, (struct ioctl_args *)args));
1717
1718 case LINUX_SOUND_MIXER_WRITE_LINE3:
1719 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3);
1720 return (ioctl(td, (struct ioctl_args *)args));
1721
1722 case LINUX_SOUND_MIXER_INFO: {
1723 /* Key on encoded length */
1724 switch ((args->cmd >> 16) & 0x1fff) {
1725 case 0x005c: { /* SOUND_MIXER_INFO */
1726 struct linux_mixer_info info;
1727 bzero(&info, sizeof(info));
1728 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1729 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1730 copyout(&info, (void *)args->arg, sizeof(info));
1731 break;
1732 }
1733 case 0x0030: { /* SOUND_OLD_MIXER_INFO */
1734 struct linux_old_mixer_info info;
1735 bzero(&info, sizeof(info));
1736 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1737 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1738 copyout(&info, (void *)args->arg, sizeof(info));
1739 break;
1740 }
1741 default:
1742 return (ENOIOCTL);
1743 }
1744 break;
1745 }
1746
1747 case LINUX_OSS_GETVERSION: {
1748 int version = linux_get_oss_version(td);
1749 return (copyout(&version, (void *)args->arg, sizeof(int)));
1750 }
1751
1752 case LINUX_SOUND_MIXER_READ_STEREODEVS:
1753 args->cmd = SOUND_MIXER_READ_STEREODEVS;
1754 return (ioctl(td, (struct ioctl_args *)args));
1755
1756 case LINUX_SOUND_MIXER_READ_RECMASK:
1757 args->cmd = SOUND_MIXER_READ_RECMASK;
1758 return (ioctl(td, (struct ioctl_args *)args));
1759
1760 case LINUX_SOUND_MIXER_READ_DEVMASK:
1761 args->cmd = SOUND_MIXER_READ_DEVMASK;
1762 return (ioctl(td, (struct ioctl_args *)args));
1763
1764 case LINUX_SOUND_MIXER_WRITE_RECSRC:
1765 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC);
1766 return (ioctl(td, (struct ioctl_args *)args));
1767
1768 case LINUX_SNDCTL_DSP_RESET:
1769 args->cmd = SNDCTL_DSP_RESET;
1770 return (ioctl(td, (struct ioctl_args *)args));
1771
1772 case LINUX_SNDCTL_DSP_SYNC:
1773 args->cmd = SNDCTL_DSP_SYNC;
1774 return (ioctl(td, (struct ioctl_args *)args));
1775
1776 case LINUX_SNDCTL_DSP_SPEED:
1777 args->cmd = SNDCTL_DSP_SPEED;
1778 return (ioctl(td, (struct ioctl_args *)args));
1779
1780 case LINUX_SNDCTL_DSP_STEREO:
1781 args->cmd = SNDCTL_DSP_STEREO;
1782 return (ioctl(td, (struct ioctl_args *)args));
1783
1784 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */
1785 args->cmd = SNDCTL_DSP_GETBLKSIZE;
1786 return (ioctl(td, (struct ioctl_args *)args));
1787
1788 case LINUX_SNDCTL_DSP_SETFMT:
1789 args->cmd = SNDCTL_DSP_SETFMT;
1790 return (ioctl(td, (struct ioctl_args *)args));
1791
1792 case LINUX_SOUND_PCM_WRITE_CHANNELS:
1793 args->cmd = SOUND_PCM_WRITE_CHANNELS;
1794 return (ioctl(td, (struct ioctl_args *)args));
1795
1796 case LINUX_SOUND_PCM_WRITE_FILTER:
1797 args->cmd = SOUND_PCM_WRITE_FILTER;
1798 return (ioctl(td, (struct ioctl_args *)args));
1799
1800 case LINUX_SNDCTL_DSP_POST:
1801 args->cmd = SNDCTL_DSP_POST;
1802 return (ioctl(td, (struct ioctl_args *)args));
1803
1804 case LINUX_SNDCTL_DSP_SUBDIVIDE:
1805 args->cmd = SNDCTL_DSP_SUBDIVIDE;
1806 return (ioctl(td, (struct ioctl_args *)args));
1807
1808 case LINUX_SNDCTL_DSP_SETFRAGMENT:
1809 args->cmd = SNDCTL_DSP_SETFRAGMENT;
1810 return (ioctl(td, (struct ioctl_args *)args));
1811
1812 case LINUX_SNDCTL_DSP_GETFMTS:
1813 args->cmd = SNDCTL_DSP_GETFMTS;
1814 return (ioctl(td, (struct ioctl_args *)args));
1815
1816 case LINUX_SNDCTL_DSP_GETOSPACE:
1817 args->cmd = SNDCTL_DSP_GETOSPACE;
1818 return (ioctl(td, (struct ioctl_args *)args));
1819
1820 case LINUX_SNDCTL_DSP_GETISPACE:
1821 args->cmd = SNDCTL_DSP_GETISPACE;
1822 return (ioctl(td, (struct ioctl_args *)args));
1823
1824 case LINUX_SNDCTL_DSP_NONBLOCK:
1825 args->cmd = SNDCTL_DSP_NONBLOCK;
1826 return (ioctl(td, (struct ioctl_args *)args));
1827
1828 case LINUX_SNDCTL_DSP_GETCAPS:
1829 args->cmd = SNDCTL_DSP_GETCAPS;
1830 return (ioctl(td, (struct ioctl_args *)args));
1831
1832 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */
1833 args->cmd = SNDCTL_DSP_SETTRIGGER;
1834 return (ioctl(td, (struct ioctl_args *)args));
1835
1836 case LINUX_SNDCTL_DSP_GETIPTR:
1837 args->cmd = SNDCTL_DSP_GETIPTR;
1838 return (ioctl(td, (struct ioctl_args *)args));
1839
1840 case LINUX_SNDCTL_DSP_GETOPTR:
1841 args->cmd = SNDCTL_DSP_GETOPTR;
1842 return (ioctl(td, (struct ioctl_args *)args));
1843
1844 case LINUX_SNDCTL_DSP_SETDUPLEX:
1845 args->cmd = SNDCTL_DSP_SETDUPLEX;
1846 return (ioctl(td, (struct ioctl_args *)args));
1847
1848 case LINUX_SNDCTL_DSP_GETODELAY:
1849 args->cmd = SNDCTL_DSP_GETODELAY;
1850 return (ioctl(td, (struct ioctl_args *)args));
1851
1852 case LINUX_SNDCTL_SEQ_RESET:
1853 args->cmd = SNDCTL_SEQ_RESET;
1854 return (ioctl(td, (struct ioctl_args *)args));
1855
1856 case LINUX_SNDCTL_SEQ_SYNC:
1857 args->cmd = SNDCTL_SEQ_SYNC;
1858 return (ioctl(td, (struct ioctl_args *)args));
1859
1860 case LINUX_SNDCTL_SYNTH_INFO:
1861 args->cmd = SNDCTL_SYNTH_INFO;
1862 return (ioctl(td, (struct ioctl_args *)args));
1863
1864 case LINUX_SNDCTL_SEQ_CTRLRATE:
1865 args->cmd = SNDCTL_SEQ_CTRLRATE;
1866 return (ioctl(td, (struct ioctl_args *)args));
1867
1868 case LINUX_SNDCTL_SEQ_GETOUTCOUNT:
1869 args->cmd = SNDCTL_SEQ_GETOUTCOUNT;
1870 return (ioctl(td, (struct ioctl_args *)args));
1871
1872 case LINUX_SNDCTL_SEQ_GETINCOUNT:
1873 args->cmd = SNDCTL_SEQ_GETINCOUNT;
1874 return (ioctl(td, (struct ioctl_args *)args));
1875
1876 case LINUX_SNDCTL_SEQ_PERCMODE:
1877 args->cmd = SNDCTL_SEQ_PERCMODE;
1878 return (ioctl(td, (struct ioctl_args *)args));
1879
1880 case LINUX_SNDCTL_FM_LOAD_INSTR:
1881 args->cmd = SNDCTL_FM_LOAD_INSTR;
1882 return (ioctl(td, (struct ioctl_args *)args));
1883
1884 case LINUX_SNDCTL_SEQ_TESTMIDI:
1885 args->cmd = SNDCTL_SEQ_TESTMIDI;
1886 return (ioctl(td, (struct ioctl_args *)args));
1887
1888 case LINUX_SNDCTL_SEQ_RESETSAMPLES:
1889 args->cmd = SNDCTL_SEQ_RESETSAMPLES;
1890 return (ioctl(td, (struct ioctl_args *)args));
1891
1892 case LINUX_SNDCTL_SEQ_NRSYNTHS:
1893 args->cmd = SNDCTL_SEQ_NRSYNTHS;
1894 return (ioctl(td, (struct ioctl_args *)args));
1895
1896 case LINUX_SNDCTL_SEQ_NRMIDIS:
1897 args->cmd = SNDCTL_SEQ_NRMIDIS;
1898 return (ioctl(td, (struct ioctl_args *)args));
1899
1900 case LINUX_SNDCTL_MIDI_INFO:
1901 args->cmd = SNDCTL_MIDI_INFO;
1902 return (ioctl(td, (struct ioctl_args *)args));
1903
1904 case LINUX_SNDCTL_SEQ_TRESHOLD:
1905 args->cmd = SNDCTL_SEQ_TRESHOLD;
1906 return (ioctl(td, (struct ioctl_args *)args));
1907
1908 case LINUX_SNDCTL_SYNTH_MEMAVL:
1909 args->cmd = SNDCTL_SYNTH_MEMAVL;
1910 return (ioctl(td, (struct ioctl_args *)args));
1911
1912 }
1913
1914 return (ENOIOCTL);
1915 }
1916
1917 /*
1918 * Console related ioctls
1919 */
1920
1921 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG)
1922
1923 static int
1924 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args)
1925 {
1926 struct file *fp;
1927 int error;
1928
1929 if ((error = fget(td, args->fd, &fp)) != 0)
1930 return (error);
1931 switch (args->cmd & 0xffff) {
1932
1933 case LINUX_KIOCSOUND:
1934 args->cmd = KIOCSOUND;
1935 error = (ioctl(td, (struct ioctl_args *)args));
1936 break;
1937
1938 case LINUX_KDMKTONE:
1939 args->cmd = KDMKTONE;
1940 error = (ioctl(td, (struct ioctl_args *)args));
1941 break;
1942
1943 case LINUX_KDGETLED:
1944 args->cmd = KDGETLED;
1945 error = (ioctl(td, (struct ioctl_args *)args));
1946 break;
1947
1948 case LINUX_KDSETLED:
1949 args->cmd = KDSETLED;
1950 error = (ioctl(td, (struct ioctl_args *)args));
1951 break;
1952
1953 case LINUX_KDSETMODE:
1954 args->cmd = KDSETMODE;
1955 error = (ioctl(td, (struct ioctl_args *)args));
1956 break;
1957
1958 case LINUX_KDGETMODE:
1959 args->cmd = KDGETMODE;
1960 error = (ioctl(td, (struct ioctl_args *)args));
1961 break;
1962
1963 case LINUX_KDGKBMODE:
1964 args->cmd = KDGKBMODE;
1965 error = (ioctl(td, (struct ioctl_args *)args));
1966 break;
1967
1968 case LINUX_KDSKBMODE: {
1969 int kbdmode;
1970 switch (args->arg) {
1971 case LINUX_KBD_RAW:
1972 kbdmode = K_RAW;
1973 break;
1974 case LINUX_KBD_XLATE:
1975 kbdmode = K_XLATE;
1976 break;
1977 case LINUX_KBD_MEDIUMRAW:
1978 kbdmode = K_RAW;
1979 break;
1980 default:
1981 fdrop(fp, td);
1982 return (EINVAL);
1983 }
1984 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode,
1985 td->td_ucred, td));
1986 break;
1987 }
1988
1989 case LINUX_VT_OPENQRY:
1990 args->cmd = VT_OPENQRY;
1991 error = (ioctl(td, (struct ioctl_args *)args));
1992 break;
1993
1994 case LINUX_VT_GETMODE:
1995 args->cmd = VT_GETMODE;
1996 error = (ioctl(td, (struct ioctl_args *)args));
1997 break;
1998
1999 case LINUX_VT_SETMODE: {
2000 struct vt_mode mode;
2001 if ((error = copyin((void *)args->arg, &mode, sizeof(mode))))
2002 break;
2003 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig))
2004 mode.frsig = mode.acqsig;
2005 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode))))
2006 break;
2007 args->cmd = VT_SETMODE;
2008 error = (ioctl(td, (struct ioctl_args *)args));
2009 break;
2010 }
2011
2012 case LINUX_VT_GETSTATE:
2013 args->cmd = VT_GETACTIVE;
2014 error = (ioctl(td, (struct ioctl_args *)args));
2015 break;
2016
2017 case LINUX_VT_RELDISP:
2018 args->cmd = VT_RELDISP;
2019 error = (ioctl(td, (struct ioctl_args *)args));
2020 break;
2021
2022 case LINUX_VT_ACTIVATE:
2023 args->cmd = VT_ACTIVATE;
2024 error = (ioctl(td, (struct ioctl_args *)args));
2025 break;
2026
2027 case LINUX_VT_WAITACTIVE:
2028 args->cmd = VT_WAITACTIVE;
2029 error = (ioctl(td, (struct ioctl_args *)args));
2030 break;
2031
2032 default:
2033 error = ENOIOCTL;
2034 break;
2035 }
2036
2037 fdrop(fp, td);
2038 return (error);
2039 }
2040
2041 /*
2042 * Criteria for interface name translation
2043 */
2044 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER)
2045
2046 /*
2047 * Interface function used by linprocfs (at the time of writing). It's not
2048 * used by the Linuxulator itself.
2049 */
2050 int
2051 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen)
2052 {
2053 struct ifnet *ifscan;
2054 int ethno;
2055
2056 /* Short-circuit non ethernet interfaces */
2057 if (!IFP_IS_ETH(ifp))
2058 return (strlcpy(buffer, ifp->if_xname, buflen));
2059
2060 /* Determine the (relative) unit number for ethernet interfaces */
2061 ethno = 0;
2062 IFNET_RLOCK();
2063 TAILQ_FOREACH(ifscan, &ifnet, if_link) {
2064 if (ifscan == ifp) {
2065 IFNET_RUNLOCK();
2066 return (snprintf(buffer, buflen, "eth%d", ethno));
2067 }
2068 if (IFP_IS_ETH(ifscan))
2069 ethno++;
2070 }
2071 IFNET_RUNLOCK();
2072
2073 return (0);
2074 }
2075
2076 /*
2077 * Translate a Linux interface name to a FreeBSD interface name,
2078 * and return the associated ifnet structure
2079 * bsdname and lxname need to be least IFNAMSIZ bytes long, but
2080 * can point to the same buffer.
2081 */
2082
2083 static struct ifnet *
2084 ifname_linux_to_bsd(const char *lxname, char *bsdname)
2085 {
2086 struct ifnet *ifp;
2087 int len, unit;
2088 char *ep;
2089 int is_eth, index;
2090
2091 for (len = 0; len < LINUX_IFNAMSIZ; ++len)
2092 if (!isalpha(lxname[len]))
2093 break;
2094 if (len == 0 || len == LINUX_IFNAMSIZ)
2095 return (NULL);
2096 unit = (int)strtoul(lxname + len, &ep, 10);
2097 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ)
2098 return (NULL);
2099 index = 0;
2100 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0;
2101 IFNET_RLOCK();
2102 TAILQ_FOREACH(ifp, &ifnet, if_link) {
2103 /*
2104 * Allow Linux programs to use FreeBSD names. Don't presume
2105 * we never have an interface named "eth", so don't make
2106 * the test optional based on is_eth.
2107 */
2108 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0)
2109 break;
2110 if (is_eth && IFP_IS_ETH(ifp) && unit == index++)
2111 break;
2112 }
2113 IFNET_RUNLOCK();
2114 if (ifp != NULL)
2115 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ);
2116 return (ifp);
2117 }
2118
2119 /*
2120 * Implement the SIOCGIFCONF ioctl
2121 */
2122
2123 static int
2124 linux_ifconf(struct thread *td, struct ifconf *uifc)
2125 {
2126 #ifdef COMPAT_LINUX32
2127 struct l_ifconf ifc;
2128 #else
2129 struct ifconf ifc;
2130 #endif
2131 struct l_ifreq ifr;
2132 struct ifnet *ifp;
2133 struct ifaddr *ifa;
2134 struct sbuf *sb;
2135 int error, ethno, full = 0, valid_len, max_len;
2136
2137 error = copyin(uifc, &ifc, sizeof(ifc));
2138 if (error != 0)
2139 return (error);
2140
2141 max_len = MAXPHYS - 1;
2142
2143 /* handle the 'request buffer size' case */
2144 if (ifc.ifc_buf == PTROUT(NULL)) {
2145 ifc.ifc_len = 0;
2146 TAILQ_FOREACH(ifp, &ifnet, if_link) {
2147 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2148 struct sockaddr *sa = ifa->ifa_addr;
2149 if (sa->sa_family == AF_INET)
2150 ifc.ifc_len += sizeof(ifr);
2151 }
2152 }
2153 error = copyout(&ifc, uifc, sizeof(ifc));
2154 return (error);
2155 }
2156
2157 if (ifc.ifc_len <= 0)
2158 return (EINVAL);
2159
2160 again:
2161 /* Keep track of eth interfaces */
2162 ethno = 0;
2163 if (ifc.ifc_len <= max_len) {
2164 max_len = ifc.ifc_len;
2165 full = 1;
2166 }
2167 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN);
2168 max_len = 0;
2169 valid_len = 0;
2170
2171 /* Return all AF_INET addresses of all interfaces */
2172 IFNET_RLOCK(); /* could sleep XXX */
2173 TAILQ_FOREACH(ifp, &ifnet, if_link) {
2174 int addrs = 0;
2175
2176 bzero(&ifr, sizeof(ifr));
2177 if (IFP_IS_ETH(ifp))
2178 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d",
2179 ethno++);
2180 else
2181 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ);
2182
2183 /* Walk the address list */
2184 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2185 struct sockaddr *sa = ifa->ifa_addr;
2186
2187 if (sa->sa_family == AF_INET) {
2188 ifr.ifr_addr.sa_family = LINUX_AF_INET;
2189 memcpy(ifr.ifr_addr.sa_data, sa->sa_data,
2190 sizeof(ifr.ifr_addr.sa_data));
2191 sbuf_bcat(sb, &ifr, sizeof(ifr));
2192 max_len += sizeof(ifr);
2193 addrs++;
2194 }
2195
2196 if (!sbuf_overflowed(sb))
2197 valid_len = sbuf_len(sb);
2198 }
2199 if (addrs == 0) {
2200 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr));
2201 sbuf_bcat(sb, &ifr, sizeof(ifr));
2202 max_len += sizeof(ifr);
2203
2204 if (!sbuf_overflowed(sb))
2205 valid_len = sbuf_len(sb);
2206 }
2207 }
2208 IFNET_RUNLOCK();
2209
2210 if (valid_len != max_len && !full) {
2211 sbuf_delete(sb);
2212 goto again;
2213 }
2214
2215 ifc.ifc_len = valid_len;
2216 sbuf_finish(sb);
2217 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len);
2218 error = copyout(&ifc, uifc, sizeof(ifc));
2219 sbuf_delete(sb);
2220
2221 return (error);
2222 }
2223
2224 static int
2225 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr)
2226 {
2227 l_short flags;
2228
2229 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff;
2230 /* these flags have no Linux equivalent */
2231 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX|
2232 IFF_LINK0|IFF_LINK1|IFF_LINK2);
2233 /* Linux' multicast flag is in a different bit */
2234 if (flags & IFF_MULTICAST) {
2235 flags &= ~IFF_MULTICAST;
2236 flags |= 0x1000;
2237 }
2238
2239 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags)));
2240 }
2241
2242 #define ARPHRD_ETHER 1
2243 #define ARPHRD_LOOPBACK 772
2244
2245 static int
2246 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr)
2247 {
2248 struct ifaddr *ifa;
2249 struct sockaddr_dl *sdl;
2250 struct l_sockaddr lsa;
2251
2252 if (ifp->if_type == IFT_LOOP) {
2253 bzero(&lsa, sizeof(lsa));
2254 lsa.sa_family = ARPHRD_LOOPBACK;
2255 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2256 }
2257
2258 if (ifp->if_type != IFT_ETHER)
2259 return (ENOENT);
2260
2261 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2262 sdl = (struct sockaddr_dl*)ifa->ifa_addr;
2263 if (sdl != NULL && (sdl->sdl_family == AF_LINK) &&
2264 (sdl->sdl_type == IFT_ETHER)) {
2265 bzero(&lsa, sizeof(lsa));
2266 lsa.sa_family = ARPHRD_ETHER;
2267 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN);
2268 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2269 }
2270 }
2271
2272 return (ENOENT);
2273 }
2274
2275 /*
2276 * Socket related ioctls
2277 */
2278
2279 static int
2280 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args)
2281 {
2282 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ];
2283 struct ifnet *ifp;
2284 struct file *fp;
2285 int error, type;
2286
2287 ifp = NULL;
2288 error = 0;
2289
2290 if ((error = fget(td, args->fd, &fp)) != 0)
2291 return (error);
2292 type = fp->f_type;
2293 fdrop(fp, td);
2294 if (type != DTYPE_SOCKET) {
2295 /* not a socket - probably a tap / vmnet device */
2296 switch (args->cmd) {
2297 case LINUX_SIOCGIFADDR:
2298 case LINUX_SIOCSIFADDR:
2299 case LINUX_SIOCGIFFLAGS:
2300 return (linux_ioctl_special(td, args));
2301 default:
2302 return (ENOIOCTL);
2303 }
2304 }
2305
2306 switch (args->cmd & 0xffff) {
2307
2308 case LINUX_FIOGETOWN:
2309 case LINUX_FIOSETOWN:
2310 case LINUX_SIOCADDMULTI:
2311 case LINUX_SIOCATMARK:
2312 case LINUX_SIOCDELMULTI:
2313 case LINUX_SIOCGIFCONF:
2314 case LINUX_SIOCGPGRP:
2315 case LINUX_SIOCSPGRP:
2316 /* these ioctls don't take an interface name */
2317 #ifdef DEBUG
2318 printf("%s(): ioctl %d\n", __func__,
2319 args->cmd & 0xffff);
2320 #endif
2321 break;
2322
2323 case LINUX_SIOCGIFFLAGS:
2324 case LINUX_SIOCGIFADDR:
2325 case LINUX_SIOCSIFADDR:
2326 case LINUX_SIOCGIFDSTADDR:
2327 case LINUX_SIOCGIFBRDADDR:
2328 case LINUX_SIOCGIFNETMASK:
2329 case LINUX_SIOCSIFNETMASK:
2330 case LINUX_SIOCGIFMTU:
2331 case LINUX_SIOCSIFMTU:
2332 case LINUX_SIOCSIFNAME:
2333 case LINUX_SIOCGIFHWADDR:
2334 case LINUX_SIOCSIFHWADDR:
2335 case LINUX_SIOCDEVPRIVATE:
2336 case LINUX_SIOCDEVPRIVATE+1:
2337 /* copy in the interface name and translate it. */
2338 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ);
2339 if (error != 0)
2340 return (error);
2341 #ifdef DEBUG
2342 printf("%s(): ioctl %d on %.*s\n", __func__,
2343 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname);
2344 #endif
2345 ifp = ifname_linux_to_bsd(lifname, ifname);
2346 if (ifp == NULL)
2347 return (EINVAL);
2348 /*
2349 * We need to copy it back out in case we pass the
2350 * request on to our native ioctl(), which will expect
2351 * the ifreq to be in user space and have the correct
2352 * interface name.
2353 */
2354 error = copyout(ifname, (void *)args->arg, IFNAMSIZ);
2355 if (error != 0)
2356 return (error);
2357 #ifdef DEBUG
2358 printf("%s(): %s translated to %s\n", __func__,
2359 lifname, ifname);
2360 #endif
2361 break;
2362
2363 default:
2364 return (ENOIOCTL);
2365 }
2366
2367 switch (args->cmd & 0xffff) {
2368
2369 case LINUX_FIOSETOWN:
2370 args->cmd = FIOSETOWN;
2371 error = ioctl(td, (struct ioctl_args *)args);
2372 break;
2373
2374 case LINUX_SIOCSPGRP:
2375 args->cmd = SIOCSPGRP;
2376 error = ioctl(td, (struct ioctl_args *)args);
2377 break;
2378
2379 case LINUX_FIOGETOWN:
2380 args->cmd = FIOGETOWN;
2381 error = ioctl(td, (struct ioctl_args *)args);
2382 break;
2383
2384 case LINUX_SIOCGPGRP:
2385 args->cmd = SIOCGPGRP;
2386 error = ioctl(td, (struct ioctl_args *)args);
2387 break;
2388
2389 case LINUX_SIOCATMARK:
2390 args->cmd = SIOCATMARK;
2391 error = ioctl(td, (struct ioctl_args *)args);
2392 break;
2393
2394 /* LINUX_SIOCGSTAMP */
2395
2396 case LINUX_SIOCGIFCONF:
2397 error = linux_ifconf(td, (struct ifconf *)args->arg);
2398 break;
2399
2400 case LINUX_SIOCGIFFLAGS:
2401 args->cmd = SIOCGIFFLAGS;
2402 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg);
2403 break;
2404
2405 case LINUX_SIOCGIFADDR:
2406 args->cmd = OSIOCGIFADDR;
2407 error = ioctl(td, (struct ioctl_args *)args);
2408 break;
2409
2410 case LINUX_SIOCSIFADDR:
2411 /* XXX probably doesn't work, included for completeness */
2412 args->cmd = SIOCSIFADDR;
2413 error = ioctl(td, (struct ioctl_args *)args);
2414 break;
2415
2416 case LINUX_SIOCGIFDSTADDR:
2417 args->cmd = OSIOCGIFDSTADDR;
2418 error = ioctl(td, (struct ioctl_args *)args);
2419 break;
2420
2421 case LINUX_SIOCGIFBRDADDR:
2422 args->cmd = OSIOCGIFBRDADDR;
2423 error = ioctl(td, (struct ioctl_args *)args);
2424 break;
2425
2426 case LINUX_SIOCGIFNETMASK:
2427 args->cmd = OSIOCGIFNETMASK;
2428 error = ioctl(td, (struct ioctl_args *)args);
2429 break;
2430
2431 case LINUX_SIOCSIFNETMASK:
2432 error = ENOIOCTL;
2433 break;
2434
2435 case LINUX_SIOCGIFMTU:
2436 args->cmd = SIOCGIFMTU;
2437 error = ioctl(td, (struct ioctl_args *)args);
2438 break;
2439
2440 case LINUX_SIOCSIFMTU:
2441 args->cmd = SIOCSIFMTU;
2442 error = ioctl(td, (struct ioctl_args *)args);
2443 break;
2444
2445 case LINUX_SIOCSIFNAME:
2446 error = ENOIOCTL;
2447 break;
2448
2449 case LINUX_SIOCGIFHWADDR:
2450 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg);
2451 break;
2452
2453 case LINUX_SIOCSIFHWADDR:
2454 error = ENOIOCTL;
2455 break;
2456
2457 case LINUX_SIOCADDMULTI:
2458 args->cmd = SIOCADDMULTI;
2459 error = ioctl(td, (struct ioctl_args *)args);
2460 break;
2461
2462 case LINUX_SIOCDELMULTI:
2463 args->cmd = SIOCDELMULTI;
2464 error = ioctl(td, (struct ioctl_args *)args);
2465 break;
2466
2467 /*
2468 * XXX This is slightly bogus, but these ioctls are currently
2469 * XXX only used by the aironet (if_an) network driver.
2470 */
2471 case LINUX_SIOCDEVPRIVATE:
2472 args->cmd = SIOCGPRIVATE_0;
2473 error = ioctl(td, (struct ioctl_args *)args);
2474 break;
2475
2476 case LINUX_SIOCDEVPRIVATE+1:
2477 args->cmd = SIOCGPRIVATE_1;
2478 error = ioctl(td, (struct ioctl_args *)args);
2479 break;
2480 }
2481
2482 if (ifp != NULL)
2483 /* restore the original interface name */
2484 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ);
2485
2486 #ifdef DEBUG
2487 printf("%s(): returning %d\n", __func__, error);
2488 #endif
2489 return (error);
2490 }
2491
2492 /*
2493 * Device private ioctl handler
2494 */
2495 static int
2496 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args)
2497 {
2498 struct file *fp;
2499 int error, type;
2500
2501 if ((error = fget(td, args->fd, &fp)) != 0)
2502 return (error);
2503 type = fp->f_type;
2504 fdrop(fp, td);
2505 if (type == DTYPE_SOCKET)
2506 return (linux_ioctl_socket(td, args));
2507 return (ENOIOCTL);
2508 }
2509
2510 /*
2511 * DRM ioctl handler (sys/dev/drm)
2512 */
2513 static int
2514 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
2515 {
2516 args->cmd = SETDIR(args->cmd);
2517 return ioctl(td, (struct ioctl_args *)args);
2518 }
2519
2520 /*
2521 * Special ioctl handler
2522 */
2523 static int
2524 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args)
2525 {
2526 int error;
2527
2528 switch (args->cmd) {
2529 case LINUX_SIOCGIFADDR:
2530 args->cmd = SIOCGIFADDR;
2531 error = ioctl(td, (struct ioctl_args *)args);
2532 break;
2533 case LINUX_SIOCSIFADDR:
2534 args->cmd = SIOCSIFADDR;
2535 error = ioctl(td, (struct ioctl_args *)args);
2536 break;
2537 case LINUX_SIOCGIFFLAGS:
2538 args->cmd = SIOCGIFFLAGS;
2539 error = ioctl(td, (struct ioctl_args *)args);
2540 break;
2541 default:
2542 error = ENOIOCTL;
2543 }
2544
2545 return (error);
2546 }
2547
2548 /*
2549 * main ioctl syscall function
2550 */
2551
2552 int
2553 linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
2554 {
2555 struct file *fp;
2556 struct handler_element *he;
2557 int error, cmd;
2558
2559 #ifdef DEBUG
2560 if (ldebug(ioctl))
2561 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd,
2562 (unsigned long)args->cmd);
2563 #endif
2564
2565 if ((error = fget(td, args->fd, &fp)) != 0)
2566 return (error);
2567 if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
2568 fdrop(fp, td);
2569 return (EBADF);
2570 }
2571
2572 /* Iterate over the ioctl handlers */
2573 cmd = args->cmd & 0xffff;
2574 TAILQ_FOREACH(he, &handlers, list) {
2575 if (cmd >= he->low && cmd <= he->high) {
2576 error = (*he->func)(td, args);
2577 if (error != ENOIOCTL) {
2578 fdrop(fp, td);
2579 return (error);
2580 }
2581 }
2582 }
2583 fdrop(fp, td);
2584
2585 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
2586 args->fd, (int)(args->cmd & 0xffff),
2587 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff));
2588
2589 return (EINVAL);
2590 }
2591
2592 int
2593 linux_ioctl_register_handler(struct linux_ioctl_handler *h)
2594 {
2595 struct handler_element *he, *cur;
2596
2597 if (h == NULL || h->func == NULL)
2598 return (EINVAL);
2599
2600 /*
2601 * Reuse the element if the handler is already on the list, otherwise
2602 * create a new element.
2603 */
2604 TAILQ_FOREACH(he, &handlers, list) {
2605 if (he->func == h->func)
2606 break;
2607 }
2608 if (he == NULL) {
2609 MALLOC(he, struct handler_element *, sizeof(*he),
2610 M_LINUX, M_WAITOK);
2611 he->func = h->func;
2612 } else
2613 TAILQ_REMOVE(&handlers, he, list);
2614
2615 /* Initialize range information. */
2616 he->low = h->low;
2617 he->high = h->high;
2618 he->span = h->high - h->low + 1;
2619
2620 /* Add the element to the list, sorted on span. */
2621 TAILQ_FOREACH(cur, &handlers, list) {
2622 if (cur->span > he->span) {
2623 TAILQ_INSERT_BEFORE(cur, he, list);
2624 return (0);
2625 }
2626 }
2627 TAILQ_INSERT_TAIL(&handlers, he, list);
2628
2629 return (0);
2630 }
2631
2632 int
2633 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h)
2634 {
2635 struct handler_element *he;
2636
2637 if (h == NULL || h->func == NULL)
2638 return (EINVAL);
2639
2640 TAILQ_FOREACH(he, &handlers, list) {
2641 if (he->func == h->func) {
2642 TAILQ_REMOVE(&handlers, he, list);
2643 FREE(he, M_LINUX);
2644 return (0);
2645 }
2646 }
2647
2648 return (EINVAL);
2649 }
Cache object: 67a7f86fd9b5d1abd16f4571d302ea25
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