1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 1994-1995 Søren Schmidt
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/param.h>
30 #include <sys/capsicum.h>
31 #include <sys/cdio.h>
32 #include <sys/consio.h>
33 #include <sys/disk.h>
34 #include <sys/dvdio.h>
35 #include <sys/fcntl.h>
36 #include <sys/filio.h>
37 #include <sys/jail.h>
38 #include <sys/kbio.h>
39 #include <sys/kcov.h>
40 #include <sys/kernel.h>
41 #include <sys/linker_set.h>
42 #include <sys/lock.h>
43 #include <sys/malloc.h>
44 #include <sys/mman.h>
45 #include <sys/proc.h>
46 #include <sys/sbuf.h>
47 #include <sys/sockio.h>
48 #include <sys/soundcard.h>
49 #include <sys/syscallsubr.h>
50 #include <sys/sysctl.h>
51 #include <sys/sysproto.h>
52 #include <sys/sx.h>
53 #include <sys/tty.h>
54
55 #include <net/if.h>
56 #include <net/if_var.h>
57 #include <net/if_dl.h>
58 #include <net/if_types.h>
59
60 #include <dev/evdev/input.h>
61 #include <dev/hid/hidraw.h>
62 #include <dev/usb/usb_ioctl.h>
63
64 #ifdef COMPAT_LINUX32
65 #include <machine/../linux32/linux.h>
66 #include <machine/../linux32/linux32_proto.h>
67 #else
68 #include <machine/../linux/linux.h>
69 #include <machine/../linux/linux_proto.h>
70 #endif
71
72 #include <compat/linux/linux_common.h>
73 #include <compat/linux/linux_ioctl.h>
74 #include <compat/linux/linux_mib.h>
75 #include <compat/linux/linux_socket.h>
76 #include <compat/linux/linux_time.h>
77 #include <compat/linux/linux_util.h>
78
79 #include <contrib/v4l/videodev.h>
80 #include <compat/linux/linux_videodev_compat.h>
81
82 #include <contrib/v4l/videodev2.h>
83 #include <compat/linux/linux_videodev2_compat.h>
84
85 #include <cam/scsi/scsi_sg.h>
86
87 #include <dev/nvme/nvme_linux.h>
88
89 #define DEFINE_LINUX_IOCTL_SET(shortname, SHORTNAME) \
90 static linux_ioctl_function_t linux_ioctl_ ## shortname; \
91 static struct linux_ioctl_handler shortname ## _handler = { \
92 .func = linux_ioctl_ ## shortname, \
93 .low = LINUX_IOCTL_ ## SHORTNAME ## _MIN, \
94 .high = LINUX_IOCTL_ ## SHORTNAME ## _MAX, \
95 }; \
96 DATA_SET(linux_ioctl_handler_set, shortname ## _handler)
97
98 DEFINE_LINUX_IOCTL_SET(cdrom, CDROM);
99 DEFINE_LINUX_IOCTL_SET(vfat, VFAT);
100 DEFINE_LINUX_IOCTL_SET(console, CONSOLE);
101 DEFINE_LINUX_IOCTL_SET(hdio, HDIO);
102 DEFINE_LINUX_IOCTL_SET(disk, DISK);
103 DEFINE_LINUX_IOCTL_SET(socket, SOCKET);
104 DEFINE_LINUX_IOCTL_SET(sound, SOUND);
105 DEFINE_LINUX_IOCTL_SET(termio, TERMIO);
106 DEFINE_LINUX_IOCTL_SET(private, PRIVATE);
107 DEFINE_LINUX_IOCTL_SET(drm, DRM);
108 DEFINE_LINUX_IOCTL_SET(sg, SG);
109 DEFINE_LINUX_IOCTL_SET(v4l, VIDEO);
110 DEFINE_LINUX_IOCTL_SET(v4l2, VIDEO2);
111 DEFINE_LINUX_IOCTL_SET(fbsd_usb, FBSD_LUSB);
112 DEFINE_LINUX_IOCTL_SET(evdev, EVDEV);
113 DEFINE_LINUX_IOCTL_SET(kcov, KCOV);
114 #ifndef COMPAT_LINUX32
115 DEFINE_LINUX_IOCTL_SET(nvme, NVME);
116 #endif
117 DEFINE_LINUX_IOCTL_SET(hidraw, HIDRAW);
118
119 #undef DEFINE_LINUX_IOCTL_SET
120
121 static int linux_ioctl_special(struct thread *, struct linux_ioctl_args *);
122
123 /*
124 * Keep sorted by low.
125 */
126 static struct linux_ioctl_handler linux_ioctls[] = {
127 { .func = linux_ioctl_termio, .low = LINUX_IOCTL_TERMIO_MIN,
128 .high = LINUX_IOCTL_TERMIO_MAX },
129 };
130
131 #ifdef __i386__
132 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers =
133 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers);
134 static struct sx linux_ioctl_sx;
135 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers");
136 #else
137 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers;
138 extern struct sx linux_ioctl_sx;
139 #endif
140 #ifdef COMPAT_LINUX32
141 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers =
142 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers);
143 #endif
144
145 /*
146 * hdio related ioctls for VMWare support
147 */
148
149 struct linux_hd_geometry {
150 uint8_t heads;
151 uint8_t sectors;
152 uint16_t cylinders;
153 uint32_t start;
154 };
155
156 struct linux_hd_big_geometry {
157 uint8_t heads;
158 uint8_t sectors;
159 uint32_t cylinders;
160 uint32_t start;
161 };
162
163 static int
linux_ioctl_hdio(struct thread * td,struct linux_ioctl_args * args)164 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args)
165 {
166 struct file *fp;
167 int error;
168 u_int sectorsize, fwcylinders, fwheads, fwsectors;
169 off_t mediasize, bytespercyl;
170
171 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
172 if (error != 0)
173 return (error);
174 switch (args->cmd & 0xffff) {
175 case LINUX_HDIO_GET_GEO:
176 case LINUX_HDIO_GET_GEO_BIG:
177 error = fo_ioctl(fp, DIOCGMEDIASIZE,
178 (caddr_t)&mediasize, td->td_ucred, td);
179 if (!error)
180 error = fo_ioctl(fp, DIOCGSECTORSIZE,
181 (caddr_t)§orsize, td->td_ucred, td);
182 if (!error)
183 error = fo_ioctl(fp, DIOCGFWHEADS,
184 (caddr_t)&fwheads, td->td_ucred, td);
185 if (!error)
186 error = fo_ioctl(fp, DIOCGFWSECTORS,
187 (caddr_t)&fwsectors, td->td_ucred, td);
188 /*
189 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so
190 * so pretend that GEOM always says 0. This is NOT VALID
191 * for slices or partitions, only the per-disk raw devices.
192 */
193
194 fdrop(fp, td);
195 if (error)
196 return (error);
197 /*
198 * 1. Calculate the number of bytes in a cylinder,
199 * given the firmware's notion of heads and sectors
200 * per cylinder.
201 * 2. Calculate the number of cylinders, given the total
202 * size of the media.
203 * All internal calculations should have 64-bit precision.
204 */
205 bytespercyl = (off_t) sectorsize * fwheads * fwsectors;
206 fwcylinders = mediasize / bytespercyl;
207
208 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) {
209 struct linux_hd_geometry hdg;
210
211 hdg.cylinders = fwcylinders;
212 hdg.heads = fwheads;
213 hdg.sectors = fwsectors;
214 hdg.start = 0;
215 error = copyout(&hdg, (void *)args->arg, sizeof(hdg));
216 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) {
217 struct linux_hd_big_geometry hdbg;
218
219 memset(&hdbg, 0, sizeof(hdbg));
220 hdbg.cylinders = fwcylinders;
221 hdbg.heads = fwheads;
222 hdbg.sectors = fwsectors;
223 hdbg.start = 0;
224 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg));
225 }
226 return (error);
227 break;
228 default:
229 /* XXX */
230 linux_msg(td,
231 "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented",
232 __func__, args->fd, args->cmd,
233 (int)(args->cmd & 0xff00) >> 8,
234 (int)(args->cmd & 0xff));
235 break;
236 }
237 fdrop(fp, td);
238 return (ENOIOCTL);
239 }
240
241 static int
linux_ioctl_disk(struct thread * td,struct linux_ioctl_args * args)242 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
243 {
244 struct file *fp;
245 int error;
246 u_int sectorsize, psectorsize;
247 uint64_t blksize64;
248 off_t mediasize, stripesize;
249
250 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
251 if (error != 0)
252 return (error);
253 switch (args->cmd & 0xffff) {
254 case LINUX_BLKGETSIZE:
255 error = fo_ioctl(fp, DIOCGSECTORSIZE,
256 (caddr_t)§orsize, td->td_ucred, td);
257 if (!error)
258 error = fo_ioctl(fp, DIOCGMEDIASIZE,
259 (caddr_t)&mediasize, td->td_ucred, td);
260 fdrop(fp, td);
261 if (error)
262 return (error);
263 sectorsize = mediasize / sectorsize;
264 /*
265 * XXX: How do we know we return the right size of integer ?
266 */
267 return (copyout(§orsize, (void *)args->arg,
268 sizeof(sectorsize)));
269 break;
270 case LINUX_BLKGETSIZE64:
271 error = fo_ioctl(fp, DIOCGMEDIASIZE,
272 (caddr_t)&mediasize, td->td_ucred, td);
273 fdrop(fp, td);
274 if (error)
275 return (error);
276 blksize64 = mediasize;
277 return (copyout(&blksize64, (void *)args->arg,
278 sizeof(blksize64)));
279 case LINUX_BLKSSZGET:
280 error = fo_ioctl(fp, DIOCGSECTORSIZE,
281 (caddr_t)§orsize, td->td_ucred, td);
282 fdrop(fp, td);
283 if (error)
284 return (error);
285 return (copyout(§orsize, (void *)args->arg,
286 sizeof(sectorsize)));
287 break;
288 case LINUX_BLKPBSZGET:
289 error = fo_ioctl(fp, DIOCGSTRIPESIZE,
290 (caddr_t)&stripesize, td->td_ucred, td);
291 if (error != 0) {
292 fdrop(fp, td);
293 return (error);
294 }
295 if (stripesize > 0 && stripesize <= 4096) {
296 psectorsize = stripesize;
297 } else {
298 error = fo_ioctl(fp, DIOCGSECTORSIZE,
299 (caddr_t)§orsize, td->td_ucred, td);
300 if (error != 0) {
301 fdrop(fp, td);
302 return (error);
303 }
304 psectorsize = sectorsize;
305 }
306 fdrop(fp, td);
307 return (copyout(&psectorsize, (void *)args->arg,
308 sizeof(psectorsize)));
309 }
310 fdrop(fp, td);
311 return (ENOIOCTL);
312 }
313
314 /*
315 * termio related ioctls
316 */
317
318 struct linux_termio {
319 unsigned short c_iflag;
320 unsigned short c_oflag;
321 unsigned short c_cflag;
322 unsigned short c_lflag;
323 unsigned char c_line;
324 unsigned char c_cc[LINUX_NCC];
325 };
326
327 struct linux_termios {
328 unsigned int c_iflag;
329 unsigned int c_oflag;
330 unsigned int c_cflag;
331 unsigned int c_lflag;
332 unsigned char c_line;
333 unsigned char c_cc[LINUX_NCCS];
334 };
335
336 struct linux_termios2 {
337 unsigned int c_iflag;
338 unsigned int c_oflag;
339 unsigned int c_cflag;
340 unsigned int c_lflag;
341 unsigned char c_line;
342 unsigned char c_cc[LINUX_NCCS];
343 unsigned int c_ispeed;
344 unsigned int c_ospeed;
345 };
346
347 struct linux_winsize {
348 unsigned short ws_row, ws_col;
349 unsigned short ws_xpixel, ws_ypixel;
350 };
351
352 struct speedtab {
353 int sp_speed; /* Speed. */
354 int sp_code; /* Code. */
355 };
356
357 static struct speedtab sptab[] = {
358 { B0, LINUX_B0 }, { B50, LINUX_B50 },
359 { B75, LINUX_B75 }, { B110, LINUX_B110 },
360 { B134, LINUX_B134 }, { B150, LINUX_B150 },
361 { B200, LINUX_B200 }, { B300, LINUX_B300 },
362 { B600, LINUX_B600 }, { B1200, LINUX_B1200 },
363 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 },
364 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 },
365 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 },
366 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 },
367 {-1, -1 }
368 };
369
370 struct linux_serial_struct {
371 int type;
372 int line;
373 int port;
374 int irq;
375 int flags;
376 int xmit_fifo_size;
377 int custom_divisor;
378 int baud_base;
379 unsigned short close_delay;
380 char reserved_char[2];
381 int hub6;
382 unsigned short closing_wait;
383 unsigned short closing_wait2;
384 int reserved[4];
385 };
386
387 static int
linux_to_bsd_speed(int code,struct speedtab * table)388 linux_to_bsd_speed(int code, struct speedtab *table)
389 {
390 for ( ; table->sp_code != -1; table++)
391 if (table->sp_code == code)
392 return (table->sp_speed);
393 return (-1);
394 }
395
396 static int
bsd_to_linux_speed(int speed,struct speedtab * table)397 bsd_to_linux_speed(int speed, struct speedtab *table)
398 {
399 for ( ; table->sp_speed != -1; table++)
400 if (table->sp_speed == speed)
401 return (table->sp_code);
402 return (LINUX_BOTHER);
403 }
404
405 static void
bsd_to_linux_termios(struct termios * bios,struct linux_termios * lios)406 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios)
407 {
408 int i;
409
410 lios->c_iflag = 0;
411 if (bios->c_iflag & IGNBRK)
412 lios->c_iflag |= LINUX_IGNBRK;
413 if (bios->c_iflag & BRKINT)
414 lios->c_iflag |= LINUX_BRKINT;
415 if (bios->c_iflag & IGNPAR)
416 lios->c_iflag |= LINUX_IGNPAR;
417 if (bios->c_iflag & PARMRK)
418 lios->c_iflag |= LINUX_PARMRK;
419 if (bios->c_iflag & INPCK)
420 lios->c_iflag |= LINUX_INPCK;
421 if (bios->c_iflag & ISTRIP)
422 lios->c_iflag |= LINUX_ISTRIP;
423 if (bios->c_iflag & INLCR)
424 lios->c_iflag |= LINUX_INLCR;
425 if (bios->c_iflag & IGNCR)
426 lios->c_iflag |= LINUX_IGNCR;
427 if (bios->c_iflag & ICRNL)
428 lios->c_iflag |= LINUX_ICRNL;
429 if (bios->c_iflag & IXON)
430 lios->c_iflag |= LINUX_IXON;
431 if (bios->c_iflag & IXANY)
432 lios->c_iflag |= LINUX_IXANY;
433 if (bios->c_iflag & IXOFF)
434 lios->c_iflag |= LINUX_IXOFF;
435 if (bios->c_iflag & IMAXBEL)
436 lios->c_iflag |= LINUX_IMAXBEL;
437 if (bios->c_iflag & IUTF8)
438 lios->c_iflag |= LINUX_IUTF8;
439
440 lios->c_oflag = 0;
441 if (bios->c_oflag & OPOST)
442 lios->c_oflag |= LINUX_OPOST;
443 if (bios->c_oflag & ONLCR)
444 lios->c_oflag |= LINUX_ONLCR;
445 if (bios->c_oflag & TAB3)
446 lios->c_oflag |= LINUX_XTABS;
447
448 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab);
449 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4;
450 if (bios->c_cflag & CSTOPB)
451 lios->c_cflag |= LINUX_CSTOPB;
452 if (bios->c_cflag & CREAD)
453 lios->c_cflag |= LINUX_CREAD;
454 if (bios->c_cflag & PARENB)
455 lios->c_cflag |= LINUX_PARENB;
456 if (bios->c_cflag & PARODD)
457 lios->c_cflag |= LINUX_PARODD;
458 if (bios->c_cflag & HUPCL)
459 lios->c_cflag |= LINUX_HUPCL;
460 if (bios->c_cflag & CLOCAL)
461 lios->c_cflag |= LINUX_CLOCAL;
462 if (bios->c_cflag & CRTSCTS)
463 lios->c_cflag |= LINUX_CRTSCTS;
464
465 lios->c_lflag = 0;
466 if (bios->c_lflag & ISIG)
467 lios->c_lflag |= LINUX_ISIG;
468 if (bios->c_lflag & ICANON)
469 lios->c_lflag |= LINUX_ICANON;
470 if (bios->c_lflag & ECHO)
471 lios->c_lflag |= LINUX_ECHO;
472 if (bios->c_lflag & ECHOE)
473 lios->c_lflag |= LINUX_ECHOE;
474 if (bios->c_lflag & ECHOK)
475 lios->c_lflag |= LINUX_ECHOK;
476 if (bios->c_lflag & ECHONL)
477 lios->c_lflag |= LINUX_ECHONL;
478 if (bios->c_lflag & NOFLSH)
479 lios->c_lflag |= LINUX_NOFLSH;
480 if (bios->c_lflag & TOSTOP)
481 lios->c_lflag |= LINUX_TOSTOP;
482 if (bios->c_lflag & ECHOCTL)
483 lios->c_lflag |= LINUX_ECHOCTL;
484 if (bios->c_lflag & ECHOPRT)
485 lios->c_lflag |= LINUX_ECHOPRT;
486 if (bios->c_lflag & ECHOKE)
487 lios->c_lflag |= LINUX_ECHOKE;
488 if (bios->c_lflag & FLUSHO)
489 lios->c_lflag |= LINUX_FLUSHO;
490 if (bios->c_lflag & PENDIN)
491 lios->c_lflag |= LINUX_PENDIN;
492 if (bios->c_lflag & IEXTEN)
493 lios->c_lflag |= LINUX_IEXTEN;
494
495 for (i=0; i<LINUX_NCCS; i++)
496 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
497 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR];
498 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT];
499 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE];
500 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL];
501 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF];
502 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL];
503 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN];
504 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME];
505 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2];
506 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP];
507 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART];
508 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP];
509 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT];
510 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD];
511 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE];
512 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT];
513 if (linux_preserve_vstatus)
514 lios->c_cc[LINUX_VSTATUS] = bios->c_cc[VSTATUS];
515
516 for (i=0; i<LINUX_NCCS; i++) {
517 if (i != LINUX_VMIN && i != LINUX_VTIME &&
518 lios->c_cc[i] == _POSIX_VDISABLE)
519 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
520 }
521 lios->c_line = 0;
522 }
523
524 static void
bsd_to_linux_termios2(struct termios * bios,struct linux_termios2 * lios2)525 bsd_to_linux_termios2(struct termios *bios, struct linux_termios2 *lios2)
526 {
527 bsd_to_linux_termios(bios, (struct linux_termios *)lios2);
528 lios2->c_ospeed = bios->c_ospeed;
529 lios2->c_ispeed = bios->c_ispeed;
530 }
531
532 static void
linux_to_bsd_termios(struct linux_termios * lios,struct termios * bios)533 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios)
534 {
535 int i;
536
537 bios->c_iflag = 0;
538 if (lios->c_iflag & LINUX_IGNBRK)
539 bios->c_iflag |= IGNBRK;
540 if (lios->c_iflag & LINUX_BRKINT)
541 bios->c_iflag |= BRKINT;
542 if (lios->c_iflag & LINUX_IGNPAR)
543 bios->c_iflag |= IGNPAR;
544 if (lios->c_iflag & LINUX_PARMRK)
545 bios->c_iflag |= PARMRK;
546 if (lios->c_iflag & LINUX_INPCK)
547 bios->c_iflag |= INPCK;
548 if (lios->c_iflag & LINUX_ISTRIP)
549 bios->c_iflag |= ISTRIP;
550 if (lios->c_iflag & LINUX_INLCR)
551 bios->c_iflag |= INLCR;
552 if (lios->c_iflag & LINUX_IGNCR)
553 bios->c_iflag |= IGNCR;
554 if (lios->c_iflag & LINUX_ICRNL)
555 bios->c_iflag |= ICRNL;
556 if (lios->c_iflag & LINUX_IXON)
557 bios->c_iflag |= IXON;
558 if (lios->c_iflag & LINUX_IXANY)
559 bios->c_iflag |= IXANY;
560 if (lios->c_iflag & LINUX_IXOFF)
561 bios->c_iflag |= IXOFF;
562 if (lios->c_iflag & LINUX_IMAXBEL)
563 bios->c_iflag |= IMAXBEL;
564 if (lios->c_iflag & LINUX_IUTF8)
565 bios->c_iflag |= IUTF8;
566
567 bios->c_oflag = 0;
568 if (lios->c_oflag & LINUX_OPOST)
569 bios->c_oflag |= OPOST;
570 if (lios->c_oflag & LINUX_ONLCR)
571 bios->c_oflag |= ONLCR;
572 if (lios->c_oflag & LINUX_XTABS)
573 bios->c_oflag |= TAB3;
574
575 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4;
576 if (lios->c_cflag & LINUX_CSTOPB)
577 bios->c_cflag |= CSTOPB;
578 if (lios->c_cflag & LINUX_CREAD)
579 bios->c_cflag |= CREAD;
580 if (lios->c_cflag & LINUX_PARENB)
581 bios->c_cflag |= PARENB;
582 if (lios->c_cflag & LINUX_PARODD)
583 bios->c_cflag |= PARODD;
584 if (lios->c_cflag & LINUX_HUPCL)
585 bios->c_cflag |= HUPCL;
586 if (lios->c_cflag & LINUX_CLOCAL)
587 bios->c_cflag |= CLOCAL;
588 if (lios->c_cflag & LINUX_CRTSCTS)
589 bios->c_cflag |= CRTSCTS;
590
591 bios->c_lflag = 0;
592 if (lios->c_lflag & LINUX_ISIG)
593 bios->c_lflag |= ISIG;
594 if (lios->c_lflag & LINUX_ICANON)
595 bios->c_lflag |= ICANON;
596 if (lios->c_lflag & LINUX_ECHO)
597 bios->c_lflag |= ECHO;
598 if (lios->c_lflag & LINUX_ECHOE)
599 bios->c_lflag |= ECHOE;
600 if (lios->c_lflag & LINUX_ECHOK)
601 bios->c_lflag |= ECHOK;
602 if (lios->c_lflag & LINUX_ECHONL)
603 bios->c_lflag |= ECHONL;
604 if (lios->c_lflag & LINUX_NOFLSH)
605 bios->c_lflag |= NOFLSH;
606 if (lios->c_lflag & LINUX_TOSTOP)
607 bios->c_lflag |= TOSTOP;
608 if (lios->c_lflag & LINUX_ECHOCTL)
609 bios->c_lflag |= ECHOCTL;
610 if (lios->c_lflag & LINUX_ECHOPRT)
611 bios->c_lflag |= ECHOPRT;
612 if (lios->c_lflag & LINUX_ECHOKE)
613 bios->c_lflag |= ECHOKE;
614 if (lios->c_lflag & LINUX_FLUSHO)
615 bios->c_lflag |= FLUSHO;
616 if (lios->c_lflag & LINUX_PENDIN)
617 bios->c_lflag |= PENDIN;
618 if (lios->c_lflag & LINUX_IEXTEN)
619 bios->c_lflag |= IEXTEN;
620
621 for (i=0; i<NCCS; i++)
622 bios->c_cc[i] = _POSIX_VDISABLE;
623 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR];
624 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT];
625 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE];
626 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL];
627 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF];
628 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL];
629 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN];
630 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME];
631 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2];
632 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP];
633 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART];
634 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP];
635 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT];
636 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD];
637 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE];
638 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT];
639 if (linux_preserve_vstatus)
640 bios->c_cc[VSTATUS] = lios->c_cc[LINUX_VSTATUS];
641
642 for (i=0; i<NCCS; i++) {
643 if (i != VMIN && i != VTIME &&
644 bios->c_cc[i] == LINUX_POSIX_VDISABLE)
645 bios->c_cc[i] = _POSIX_VDISABLE;
646 }
647
648 bios->c_ispeed = bios->c_ospeed =
649 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab);
650 }
651
652 static void
linux_to_bsd_termios2(struct linux_termios2 * lios2,struct termios * bios)653 linux_to_bsd_termios2(struct linux_termios2 *lios2, struct termios *bios)
654 {
655 linux_to_bsd_termios((struct linux_termios *)lios2, bios);
656 if ((lios2->c_cflag & LINUX_CBAUD) == LINUX_BOTHER)
657 bios->c_ospeed = lios2->c_ospeed;
658 if ((lios2->c_cflag & LINUX_CIBAUD) == LINUX_BOTHER << LINUX_IBSHIFT)
659 bios->c_ispeed = lios2->c_ispeed;
660 }
661
662 static void
bsd_to_linux_termio(struct termios * bios,struct linux_termio * lio)663 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio)
664 {
665 struct linux_termios lios;
666
667 memset(lio, 0, sizeof(*lio));
668 bsd_to_linux_termios(bios, &lios);
669 lio->c_iflag = lios.c_iflag;
670 lio->c_oflag = lios.c_oflag;
671 lio->c_cflag = lios.c_cflag;
672 lio->c_lflag = lios.c_lflag;
673 lio->c_line = lios.c_line;
674 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC);
675 }
676
677 static void
linux_to_bsd_termio(struct linux_termio * lio,struct termios * bios)678 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios)
679 {
680 struct linux_termios lios;
681 int i;
682
683 lios.c_iflag = lio->c_iflag;
684 lios.c_oflag = lio->c_oflag;
685 lios.c_cflag = lio->c_cflag;
686 lios.c_lflag = lio->c_lflag;
687 for (i=LINUX_NCC; i<LINUX_NCCS; i++)
688 lios.c_cc[i] = LINUX_POSIX_VDISABLE;
689 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC);
690 linux_to_bsd_termios(&lios, bios);
691 }
692
693 static int
linux_ioctl_termio(struct thread * td,struct linux_ioctl_args * args)694 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args)
695 {
696 struct termios bios;
697 struct linux_termios lios;
698 struct linux_termios2 lios2;
699 struct linux_termio lio;
700 struct file *fp;
701 int error;
702
703 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
704 if (error != 0)
705 return (error);
706
707 switch (args->cmd & 0xffff) {
708 case LINUX_TCGETS:
709 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
710 td);
711 if (error)
712 break;
713 bsd_to_linux_termios(&bios, &lios);
714 error = copyout(&lios, (void *)args->arg, sizeof(lios));
715 break;
716
717 case LINUX_TCSETS:
718 error = copyin((void *)args->arg, &lios, sizeof(lios));
719 if (error)
720 break;
721 linux_to_bsd_termios(&lios, &bios);
722 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
723 td));
724 break;
725
726 case LINUX_TCSETSW:
727 error = copyin((void *)args->arg, &lios, sizeof(lios));
728 if (error)
729 break;
730 linux_to_bsd_termios(&lios, &bios);
731 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
732 td));
733 break;
734
735 case LINUX_TCSETSF:
736 error = copyin((void *)args->arg, &lios, sizeof(lios));
737 if (error)
738 break;
739 linux_to_bsd_termios(&lios, &bios);
740 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
741 td));
742 break;
743
744 case LINUX_TCGETA:
745 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
746 td);
747 if (error)
748 break;
749 bsd_to_linux_termio(&bios, &lio);
750 error = (copyout(&lio, (void *)args->arg, sizeof(lio)));
751 break;
752
753 case LINUX_TCSETA:
754 error = copyin((void *)args->arg, &lio, sizeof(lio));
755 if (error)
756 break;
757 linux_to_bsd_termio(&lio, &bios);
758 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
759 td));
760 break;
761
762 case LINUX_TCSETAW:
763 error = copyin((void *)args->arg, &lio, sizeof(lio));
764 if (error)
765 break;
766 linux_to_bsd_termio(&lio, &bios);
767 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
768 td));
769 break;
770
771 case LINUX_TCSETAF:
772 error = copyin((void *)args->arg, &lio, sizeof(lio));
773 if (error)
774 break;
775 linux_to_bsd_termio(&lio, &bios);
776 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
777 td));
778 break;
779
780 case LINUX_TCSBRK:
781 if (args->arg != 0) {
782 error = (fo_ioctl(fp, TIOCDRAIN, (caddr_t)&bios, td->td_ucred,
783 td));
784 } else {
785 linux_msg(td, "ioctl TCSBRK arg 0 not implemented");
786 error = ENOIOCTL;
787 }
788 break;
789
790 case LINUX_TCXONC: {
791 switch (args->arg) {
792 case LINUX_TCOOFF:
793 args->cmd = TIOCSTOP;
794 break;
795 case LINUX_TCOON:
796 args->cmd = TIOCSTART;
797 break;
798 case LINUX_TCIOFF:
799 case LINUX_TCION: {
800 int c;
801 struct write_args wr;
802 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios,
803 td->td_ucred, td);
804 if (error)
805 break;
806 fdrop(fp, td);
807 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART;
808 c = bios.c_cc[c];
809 if (c != _POSIX_VDISABLE) {
810 wr.fd = args->fd;
811 wr.buf = &c;
812 wr.nbyte = sizeof(c);
813 return (sys_write(td, &wr));
814 } else
815 return (0);
816 }
817 default:
818 fdrop(fp, td);
819 return (EINVAL);
820 }
821 args->arg = 0;
822 error = (sys_ioctl(td, (struct ioctl_args *)args));
823 break;
824 }
825
826 case LINUX_TCFLSH: {
827 int val;
828 switch (args->arg) {
829 case LINUX_TCIFLUSH:
830 val = FREAD;
831 break;
832 case LINUX_TCOFLUSH:
833 val = FWRITE;
834 break;
835 case LINUX_TCIOFLUSH:
836 val = FREAD | FWRITE;
837 break;
838 default:
839 fdrop(fp, td);
840 return (EINVAL);
841 }
842 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td));
843 break;
844 }
845
846 case LINUX_TIOCEXCL:
847 args->cmd = TIOCEXCL;
848 error = (sys_ioctl(td, (struct ioctl_args *)args));
849 break;
850
851 case LINUX_TIOCNXCL:
852 args->cmd = TIOCNXCL;
853 error = (sys_ioctl(td, (struct ioctl_args *)args));
854 break;
855
856 case LINUX_TIOCSCTTY:
857 args->cmd = TIOCSCTTY;
858 error = (sys_ioctl(td, (struct ioctl_args *)args));
859 break;
860
861 case LINUX_TIOCGPGRP:
862 args->cmd = TIOCGPGRP;
863 error = (sys_ioctl(td, (struct ioctl_args *)args));
864 break;
865
866 case LINUX_TIOCSPGRP:
867 args->cmd = TIOCSPGRP;
868 error = (sys_ioctl(td, (struct ioctl_args *)args));
869 break;
870
871 /* LINUX_TIOCOUTQ */
872 /* LINUX_TIOCSTI */
873
874 case LINUX_TIOCGWINSZ:
875 args->cmd = TIOCGWINSZ;
876 error = (sys_ioctl(td, (struct ioctl_args *)args));
877 break;
878
879 case LINUX_TIOCSWINSZ:
880 args->cmd = TIOCSWINSZ;
881 error = (sys_ioctl(td, (struct ioctl_args *)args));
882 break;
883
884 case LINUX_TIOCMGET:
885 args->cmd = TIOCMGET;
886 error = (sys_ioctl(td, (struct ioctl_args *)args));
887 break;
888
889 case LINUX_TIOCMBIS:
890 args->cmd = TIOCMBIS;
891 error = (sys_ioctl(td, (struct ioctl_args *)args));
892 break;
893
894 case LINUX_TIOCMBIC:
895 args->cmd = TIOCMBIC;
896 error = (sys_ioctl(td, (struct ioctl_args *)args));
897 break;
898
899 case LINUX_TIOCMSET:
900 args->cmd = TIOCMSET;
901 error = (sys_ioctl(td, (struct ioctl_args *)args));
902 break;
903
904 /* TIOCGSOFTCAR */
905 /* TIOCSSOFTCAR */
906
907 case LINUX_FIONREAD: /* LINUX_TIOCINQ */
908 args->cmd = FIONREAD;
909 error = (sys_ioctl(td, (struct ioctl_args *)args));
910 break;
911
912 /* LINUX_TIOCLINUX */
913
914 case LINUX_TIOCCONS:
915 args->cmd = TIOCCONS;
916 error = (sys_ioctl(td, (struct ioctl_args *)args));
917 break;
918
919 case LINUX_TIOCGSERIAL: {
920 struct linux_serial_struct lss;
921
922 bzero(&lss, sizeof(lss));
923 lss.type = LINUX_PORT_16550A;
924 lss.flags = 0;
925 lss.close_delay = 0;
926 error = copyout(&lss, (void *)args->arg, sizeof(lss));
927 break;
928 }
929
930 case LINUX_TIOCSSERIAL: {
931 struct linux_serial_struct lss;
932 error = copyin((void *)args->arg, &lss, sizeof(lss));
933 if (error)
934 break;
935 /* XXX - It really helps to have an implementation that
936 * does nothing. NOT!
937 */
938 error = 0;
939 break;
940 }
941
942 case LINUX_TIOCPKT:
943 args->cmd = TIOCPKT;
944 error = (sys_ioctl(td, (struct ioctl_args *)args));
945 break;
946
947 case LINUX_FIONBIO:
948 args->cmd = FIONBIO;
949 error = (sys_ioctl(td, (struct ioctl_args *)args));
950 break;
951
952 case LINUX_TIOCNOTTY:
953 args->cmd = TIOCNOTTY;
954 error = (sys_ioctl(td, (struct ioctl_args *)args));
955 break;
956
957 case LINUX_TIOCSETD: {
958 int line;
959 switch (args->arg) {
960 case LINUX_N_TTY:
961 line = TTYDISC;
962 break;
963 case LINUX_N_SLIP:
964 line = SLIPDISC;
965 break;
966 case LINUX_N_PPP:
967 line = PPPDISC;
968 break;
969 default:
970 fdrop(fp, td);
971 return (EINVAL);
972 }
973 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred,
974 td));
975 break;
976 }
977
978 case LINUX_TIOCGETD: {
979 int linux_line;
980 int bsd_line = TTYDISC;
981 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line,
982 td->td_ucred, td);
983 if (error)
984 break;
985 switch (bsd_line) {
986 case TTYDISC:
987 linux_line = LINUX_N_TTY;
988 break;
989 case SLIPDISC:
990 linux_line = LINUX_N_SLIP;
991 break;
992 case PPPDISC:
993 linux_line = LINUX_N_PPP;
994 break;
995 default:
996 fdrop(fp, td);
997 return (EINVAL);
998 }
999 error = (copyout(&linux_line, (void *)args->arg, sizeof(int)));
1000 break;
1001 }
1002
1003 /* LINUX_TCSBRKP */
1004 /* LINUX_TIOCTTYGSTRUCT */
1005
1006 case LINUX_FIONCLEX:
1007 args->cmd = FIONCLEX;
1008 error = (sys_ioctl(td, (struct ioctl_args *)args));
1009 break;
1010
1011 case LINUX_FIOCLEX:
1012 args->cmd = FIOCLEX;
1013 error = (sys_ioctl(td, (struct ioctl_args *)args));
1014 break;
1015
1016 case LINUX_FIOASYNC:
1017 args->cmd = FIOASYNC;
1018 error = (sys_ioctl(td, (struct ioctl_args *)args));
1019 break;
1020
1021 /* LINUX_TIOCSERCONFIG */
1022 /* LINUX_TIOCSERGWILD */
1023 /* LINUX_TIOCSERSWILD */
1024 /* LINUX_TIOCGLCKTRMIOS */
1025 /* LINUX_TIOCSLCKTRMIOS */
1026
1027 case LINUX_TIOCSBRK:
1028 args->cmd = TIOCSBRK;
1029 error = (sys_ioctl(td, (struct ioctl_args *)args));
1030 break;
1031
1032 case LINUX_TIOCCBRK:
1033 args->cmd = TIOCCBRK;
1034 error = (sys_ioctl(td, (struct ioctl_args *)args));
1035 break;
1036
1037 case LINUX_TCGETS2:
1038 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
1039 td);
1040 if (error)
1041 break;
1042 bsd_to_linux_termios2(&bios, &lios2);
1043 error = copyout(&lios2, (void *)args->arg, sizeof(lios2));
1044 break;
1045
1046 case LINUX_TCSETS2:
1047 error = copyin((void *)args->arg, &lios2, sizeof(lios2));
1048 if (error)
1049 break;
1050 linux_to_bsd_termios2(&lios2, &bios);
1051 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
1052 td));
1053 break;
1054
1055 case LINUX_TCSETSW2:
1056 error = copyin((void *)args->arg, &lios2, sizeof(lios2));
1057 if (error)
1058 break;
1059 linux_to_bsd_termios2(&lios2, &bios);
1060 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
1061 td));
1062 break;
1063
1064 case LINUX_TCSETSF2:
1065 error = copyin((void *)args->arg, &lios2, sizeof(lios2));
1066 if (error)
1067 break;
1068 linux_to_bsd_termios2(&lios2, &bios);
1069 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
1070 td));
1071 break;
1072
1073 case LINUX_TIOCGPTN: {
1074 int nb;
1075
1076 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td);
1077 if (!error)
1078 error = copyout(&nb, (void *)args->arg,
1079 sizeof(int));
1080 break;
1081 }
1082 case LINUX_TIOCGPTPEER:
1083 linux_msg(td, "unsupported ioctl TIOCGPTPEER");
1084 error = ENOIOCTL;
1085 break;
1086 case LINUX_TIOCSPTLCK:
1087 /*
1088 * Our unlockpt() does nothing. Check that fd refers
1089 * to a pseudo-terminal master device.
1090 */
1091 args->cmd = TIOCPTMASTER;
1092 error = (sys_ioctl(td, (struct ioctl_args *)args));
1093 break;
1094 default:
1095 error = ENOIOCTL;
1096 break;
1097 }
1098
1099 fdrop(fp, td);
1100 return (error);
1101 }
1102
1103 /*
1104 * CDROM related ioctls
1105 */
1106
1107 struct linux_cdrom_msf
1108 {
1109 u_char cdmsf_min0;
1110 u_char cdmsf_sec0;
1111 u_char cdmsf_frame0;
1112 u_char cdmsf_min1;
1113 u_char cdmsf_sec1;
1114 u_char cdmsf_frame1;
1115 };
1116
1117 struct linux_cdrom_tochdr
1118 {
1119 u_char cdth_trk0;
1120 u_char cdth_trk1;
1121 };
1122
1123 union linux_cdrom_addr
1124 {
1125 struct {
1126 u_char minute;
1127 u_char second;
1128 u_char frame;
1129 } msf;
1130 int lba;
1131 };
1132
1133 struct linux_cdrom_tocentry
1134 {
1135 u_char cdte_track;
1136 u_char cdte_adr:4;
1137 u_char cdte_ctrl:4;
1138 u_char cdte_format;
1139 union linux_cdrom_addr cdte_addr;
1140 u_char cdte_datamode;
1141 };
1142
1143 struct linux_cdrom_subchnl
1144 {
1145 u_char cdsc_format;
1146 u_char cdsc_audiostatus;
1147 u_char cdsc_adr:4;
1148 u_char cdsc_ctrl:4;
1149 u_char cdsc_trk;
1150 u_char cdsc_ind;
1151 union linux_cdrom_addr cdsc_absaddr;
1152 union linux_cdrom_addr cdsc_reladdr;
1153 };
1154
1155 struct l_cdrom_read_audio {
1156 union linux_cdrom_addr addr;
1157 u_char addr_format;
1158 l_int nframes;
1159 u_char *buf;
1160 };
1161
1162 struct l_dvd_layer {
1163 u_char book_version:4;
1164 u_char book_type:4;
1165 u_char min_rate:4;
1166 u_char disc_size:4;
1167 u_char layer_type:4;
1168 u_char track_path:1;
1169 u_char nlayers:2;
1170 u_char track_density:4;
1171 u_char linear_density:4;
1172 u_char bca:1;
1173 uint32_t start_sector;
1174 uint32_t end_sector;
1175 uint32_t end_sector_l0;
1176 };
1177
1178 struct l_dvd_physical {
1179 u_char type;
1180 u_char layer_num;
1181 struct l_dvd_layer layer[4];
1182 };
1183
1184 struct l_dvd_copyright {
1185 u_char type;
1186 u_char layer_num;
1187 u_char cpst;
1188 u_char rmi;
1189 };
1190
1191 struct l_dvd_disckey {
1192 u_char type;
1193 l_uint agid:2;
1194 u_char value[2048];
1195 };
1196
1197 struct l_dvd_bca {
1198 u_char type;
1199 l_int len;
1200 u_char value[188];
1201 };
1202
1203 struct l_dvd_manufact {
1204 u_char type;
1205 u_char layer_num;
1206 l_int len;
1207 u_char value[2048];
1208 };
1209
1210 typedef union {
1211 u_char type;
1212 struct l_dvd_physical physical;
1213 struct l_dvd_copyright copyright;
1214 struct l_dvd_disckey disckey;
1215 struct l_dvd_bca bca;
1216 struct l_dvd_manufact manufact;
1217 } l_dvd_struct;
1218
1219 typedef u_char l_dvd_key[5];
1220 typedef u_char l_dvd_challenge[10];
1221
1222 struct l_dvd_lu_send_agid {
1223 u_char type;
1224 l_uint agid:2;
1225 };
1226
1227 struct l_dvd_host_send_challenge {
1228 u_char type;
1229 l_uint agid:2;
1230 l_dvd_challenge chal;
1231 };
1232
1233 struct l_dvd_send_key {
1234 u_char type;
1235 l_uint agid:2;
1236 l_dvd_key key;
1237 };
1238
1239 struct l_dvd_lu_send_challenge {
1240 u_char type;
1241 l_uint agid:2;
1242 l_dvd_challenge chal;
1243 };
1244
1245 struct l_dvd_lu_send_title_key {
1246 u_char type;
1247 l_uint agid:2;
1248 l_dvd_key title_key;
1249 l_int lba;
1250 l_uint cpm:1;
1251 l_uint cp_sec:1;
1252 l_uint cgms:2;
1253 };
1254
1255 struct l_dvd_lu_send_asf {
1256 u_char type;
1257 l_uint agid:2;
1258 l_uint asf:1;
1259 };
1260
1261 struct l_dvd_host_send_rpcstate {
1262 u_char type;
1263 u_char pdrc;
1264 };
1265
1266 struct l_dvd_lu_send_rpcstate {
1267 u_char type:2;
1268 u_char vra:3;
1269 u_char ucca:3;
1270 u_char region_mask;
1271 u_char rpc_scheme;
1272 };
1273
1274 typedef union {
1275 u_char type;
1276 struct l_dvd_lu_send_agid lsa;
1277 struct l_dvd_host_send_challenge hsc;
1278 struct l_dvd_send_key lsk;
1279 struct l_dvd_lu_send_challenge lsc;
1280 struct l_dvd_send_key hsk;
1281 struct l_dvd_lu_send_title_key lstk;
1282 struct l_dvd_lu_send_asf lsasf;
1283 struct l_dvd_host_send_rpcstate hrpcs;
1284 struct l_dvd_lu_send_rpcstate lrpcs;
1285 } l_dvd_authinfo;
1286
1287 static void
bsd_to_linux_msf_lba(u_char af,union msf_lba * bp,union linux_cdrom_addr * lp)1288 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp)
1289 {
1290 if (af == CD_LBA_FORMAT)
1291 lp->lba = bp->lba;
1292 else {
1293 lp->msf.minute = bp->msf.minute;
1294 lp->msf.second = bp->msf.second;
1295 lp->msf.frame = bp->msf.frame;
1296 }
1297 }
1298
1299 static void
set_linux_cdrom_addr(union linux_cdrom_addr * addr,int format,int lba)1300 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba)
1301 {
1302 if (format == LINUX_CDROM_MSF) {
1303 addr->msf.frame = lba % 75;
1304 lba /= 75;
1305 lba += 2;
1306 addr->msf.second = lba % 60;
1307 addr->msf.minute = lba / 60;
1308 } else
1309 addr->lba = lba;
1310 }
1311
1312 static int
linux_to_bsd_dvd_struct(l_dvd_struct * lp,struct dvd_struct * bp)1313 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp)
1314 {
1315 bp->format = lp->type;
1316 switch (bp->format) {
1317 case DVD_STRUCT_PHYSICAL:
1318 if (bp->layer_num >= 4)
1319 return (EINVAL);
1320 bp->layer_num = lp->physical.layer_num;
1321 break;
1322 case DVD_STRUCT_COPYRIGHT:
1323 bp->layer_num = lp->copyright.layer_num;
1324 break;
1325 case DVD_STRUCT_DISCKEY:
1326 bp->agid = lp->disckey.agid;
1327 break;
1328 case DVD_STRUCT_BCA:
1329 case DVD_STRUCT_MANUFACT:
1330 break;
1331 default:
1332 return (EINVAL);
1333 }
1334 return (0);
1335 }
1336
1337 static int
bsd_to_linux_dvd_struct(struct dvd_struct * bp,l_dvd_struct * lp)1338 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp)
1339 {
1340 switch (bp->format) {
1341 case DVD_STRUCT_PHYSICAL: {
1342 struct dvd_layer *blp = (struct dvd_layer *)bp->data;
1343 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num];
1344 memset(llp, 0, sizeof(*llp));
1345 llp->book_version = blp->book_version;
1346 llp->book_type = blp->book_type;
1347 llp->min_rate = blp->max_rate;
1348 llp->disc_size = blp->disc_size;
1349 llp->layer_type = blp->layer_type;
1350 llp->track_path = blp->track_path;
1351 llp->nlayers = blp->nlayers;
1352 llp->track_density = blp->track_density;
1353 llp->linear_density = blp->linear_density;
1354 llp->bca = blp->bca;
1355 llp->start_sector = blp->start_sector;
1356 llp->end_sector = blp->end_sector;
1357 llp->end_sector_l0 = blp->end_sector_l0;
1358 break;
1359 }
1360 case DVD_STRUCT_COPYRIGHT:
1361 lp->copyright.cpst = bp->cpst;
1362 lp->copyright.rmi = bp->rmi;
1363 break;
1364 case DVD_STRUCT_DISCKEY:
1365 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value));
1366 break;
1367 case DVD_STRUCT_BCA:
1368 lp->bca.len = bp->length;
1369 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value));
1370 break;
1371 case DVD_STRUCT_MANUFACT:
1372 lp->manufact.len = bp->length;
1373 memcpy(lp->manufact.value, bp->data,
1374 sizeof(lp->manufact.value));
1375 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */
1376 break;
1377 default:
1378 return (EINVAL);
1379 }
1380 return (0);
1381 }
1382
1383 static int
linux_to_bsd_dvd_authinfo(l_dvd_authinfo * lp,int * bcode,struct dvd_authinfo * bp)1384 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode,
1385 struct dvd_authinfo *bp)
1386 {
1387 switch (lp->type) {
1388 case LINUX_DVD_LU_SEND_AGID:
1389 *bcode = DVDIOCREPORTKEY;
1390 bp->format = DVD_REPORT_AGID;
1391 bp->agid = lp->lsa.agid;
1392 break;
1393 case LINUX_DVD_HOST_SEND_CHALLENGE:
1394 *bcode = DVDIOCSENDKEY;
1395 bp->format = DVD_SEND_CHALLENGE;
1396 bp->agid = lp->hsc.agid;
1397 memcpy(bp->keychal, lp->hsc.chal, 10);
1398 break;
1399 case LINUX_DVD_LU_SEND_KEY1:
1400 *bcode = DVDIOCREPORTKEY;
1401 bp->format = DVD_REPORT_KEY1;
1402 bp->agid = lp->lsk.agid;
1403 break;
1404 case LINUX_DVD_LU_SEND_CHALLENGE:
1405 *bcode = DVDIOCREPORTKEY;
1406 bp->format = DVD_REPORT_CHALLENGE;
1407 bp->agid = lp->lsc.agid;
1408 break;
1409 case LINUX_DVD_HOST_SEND_KEY2:
1410 *bcode = DVDIOCSENDKEY;
1411 bp->format = DVD_SEND_KEY2;
1412 bp->agid = lp->hsk.agid;
1413 memcpy(bp->keychal, lp->hsk.key, 5);
1414 break;
1415 case LINUX_DVD_LU_SEND_TITLE_KEY:
1416 *bcode = DVDIOCREPORTKEY;
1417 bp->format = DVD_REPORT_TITLE_KEY;
1418 bp->agid = lp->lstk.agid;
1419 bp->lba = lp->lstk.lba;
1420 break;
1421 case LINUX_DVD_LU_SEND_ASF:
1422 *bcode = DVDIOCREPORTKEY;
1423 bp->format = DVD_REPORT_ASF;
1424 bp->agid = lp->lsasf.agid;
1425 break;
1426 case LINUX_DVD_INVALIDATE_AGID:
1427 *bcode = DVDIOCREPORTKEY;
1428 bp->format = DVD_INVALIDATE_AGID;
1429 bp->agid = lp->lsa.agid;
1430 break;
1431 case LINUX_DVD_LU_SEND_RPC_STATE:
1432 *bcode = DVDIOCREPORTKEY;
1433 bp->format = DVD_REPORT_RPC;
1434 break;
1435 case LINUX_DVD_HOST_SEND_RPC_STATE:
1436 *bcode = DVDIOCSENDKEY;
1437 bp->format = DVD_SEND_RPC;
1438 bp->region = lp->hrpcs.pdrc;
1439 break;
1440 default:
1441 return (EINVAL);
1442 }
1443 return (0);
1444 }
1445
1446 static int
bsd_to_linux_dvd_authinfo(struct dvd_authinfo * bp,l_dvd_authinfo * lp)1447 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp)
1448 {
1449 switch (lp->type) {
1450 case LINUX_DVD_LU_SEND_AGID:
1451 lp->lsa.agid = bp->agid;
1452 break;
1453 case LINUX_DVD_HOST_SEND_CHALLENGE:
1454 lp->type = LINUX_DVD_LU_SEND_KEY1;
1455 break;
1456 case LINUX_DVD_LU_SEND_KEY1:
1457 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key));
1458 break;
1459 case LINUX_DVD_LU_SEND_CHALLENGE:
1460 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal));
1461 break;
1462 case LINUX_DVD_HOST_SEND_KEY2:
1463 lp->type = LINUX_DVD_AUTH_ESTABLISHED;
1464 break;
1465 case LINUX_DVD_LU_SEND_TITLE_KEY:
1466 memcpy(lp->lstk.title_key, bp->keychal,
1467 sizeof(lp->lstk.title_key));
1468 lp->lstk.cpm = bp->cpm;
1469 lp->lstk.cp_sec = bp->cp_sec;
1470 lp->lstk.cgms = bp->cgms;
1471 break;
1472 case LINUX_DVD_LU_SEND_ASF:
1473 lp->lsasf.asf = bp->asf;
1474 break;
1475 case LINUX_DVD_INVALIDATE_AGID:
1476 break;
1477 case LINUX_DVD_LU_SEND_RPC_STATE:
1478 lp->lrpcs.type = bp->reg_type;
1479 lp->lrpcs.vra = bp->vend_rsts;
1480 lp->lrpcs.ucca = bp->user_rsts;
1481 lp->lrpcs.region_mask = bp->region;
1482 lp->lrpcs.rpc_scheme = bp->rpc_scheme;
1483 break;
1484 case LINUX_DVD_HOST_SEND_RPC_STATE:
1485 break;
1486 default:
1487 return (EINVAL);
1488 }
1489 return (0);
1490 }
1491
1492 static int
linux_ioctl_cdrom(struct thread * td,struct linux_ioctl_args * args)1493 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args)
1494 {
1495 struct file *fp;
1496 int error;
1497
1498 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
1499 if (error != 0)
1500 return (error);
1501 switch (args->cmd & 0xffff) {
1502 case LINUX_CDROMPAUSE:
1503 args->cmd = CDIOCPAUSE;
1504 error = (sys_ioctl(td, (struct ioctl_args *)args));
1505 break;
1506
1507 case LINUX_CDROMRESUME:
1508 args->cmd = CDIOCRESUME;
1509 error = (sys_ioctl(td, (struct ioctl_args *)args));
1510 break;
1511
1512 case LINUX_CDROMPLAYMSF:
1513 args->cmd = CDIOCPLAYMSF;
1514 error = (sys_ioctl(td, (struct ioctl_args *)args));
1515 break;
1516
1517 case LINUX_CDROMPLAYTRKIND:
1518 args->cmd = CDIOCPLAYTRACKS;
1519 error = (sys_ioctl(td, (struct ioctl_args *)args));
1520 break;
1521
1522 case LINUX_CDROMREADTOCHDR: {
1523 struct ioc_toc_header th;
1524 struct linux_cdrom_tochdr lth;
1525 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th,
1526 td->td_ucred, td);
1527 if (!error) {
1528 lth.cdth_trk0 = th.starting_track;
1529 lth.cdth_trk1 = th.ending_track;
1530 error = copyout(<h, (void *)args->arg, sizeof(lth));
1531 }
1532 break;
1533 }
1534
1535 case LINUX_CDROMREADTOCENTRY: {
1536 struct linux_cdrom_tocentry lte;
1537 struct ioc_read_toc_single_entry irtse;
1538
1539 error = copyin((void *)args->arg, <e, sizeof(lte));
1540 if (error)
1541 break;
1542 irtse.address_format = lte.cdte_format;
1543 irtse.track = lte.cdte_track;
1544 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse,
1545 td->td_ucred, td);
1546 if (!error) {
1547 lte.cdte_ctrl = irtse.entry.control;
1548 lte.cdte_adr = irtse.entry.addr_type;
1549 bsd_to_linux_msf_lba(irtse.address_format,
1550 &irtse.entry.addr, <e.cdte_addr);
1551 error = copyout(<e, (void *)args->arg, sizeof(lte));
1552 }
1553 break;
1554 }
1555
1556 case LINUX_CDROMSTOP:
1557 args->cmd = CDIOCSTOP;
1558 error = (sys_ioctl(td, (struct ioctl_args *)args));
1559 break;
1560
1561 case LINUX_CDROMSTART:
1562 args->cmd = CDIOCSTART;
1563 error = (sys_ioctl(td, (struct ioctl_args *)args));
1564 break;
1565
1566 case LINUX_CDROMEJECT:
1567 args->cmd = CDIOCEJECT;
1568 error = (sys_ioctl(td, (struct ioctl_args *)args));
1569 break;
1570
1571 /* LINUX_CDROMVOLCTRL */
1572
1573 case LINUX_CDROMSUBCHNL: {
1574 struct linux_cdrom_subchnl sc;
1575 struct ioc_read_subchannel bsdsc;
1576 struct cd_sub_channel_info bsdinfo;
1577
1578 error = copyin((void *)args->arg, &sc, sizeof(sc));
1579 if (error)
1580 break;
1581
1582 /*
1583 * Invoke the native ioctl and bounce the returned data through
1584 * the userspace buffer. This works because the Linux structure
1585 * is the same size as our structures for the subchannel header
1586 * and position data.
1587 */
1588 bsdsc.address_format = CD_LBA_FORMAT;
1589 bsdsc.data_format = CD_CURRENT_POSITION;
1590 bsdsc.track = 0;
1591 bsdsc.data_len = sizeof(sc);
1592 bsdsc.data = (void *)args->arg;
1593 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL, (caddr_t)&bsdsc,
1594 td->td_ucred, td);
1595 if (error)
1596 break;
1597 error = copyin((void *)args->arg, &bsdinfo, sizeof(bsdinfo));
1598 if (error)
1599 break;
1600 sc.cdsc_audiostatus = bsdinfo.header.audio_status;
1601 sc.cdsc_adr = bsdinfo.what.position.addr_type;
1602 sc.cdsc_ctrl = bsdinfo.what.position.control;
1603 sc.cdsc_trk = bsdinfo.what.position.track_number;
1604 sc.cdsc_ind = bsdinfo.what.position.index_number;
1605 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format,
1606 bsdinfo.what.position.absaddr.lba);
1607 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format,
1608 bsdinfo.what.position.reladdr.lba);
1609 error = copyout(&sc, (void *)args->arg, sizeof(sc));
1610 break;
1611 }
1612
1613 /* LINUX_CDROMREADMODE2 */
1614 /* LINUX_CDROMREADMODE1 */
1615 /* LINUX_CDROMREADAUDIO */
1616 /* LINUX_CDROMEJECT_SW */
1617 /* LINUX_CDROMMULTISESSION */
1618 /* LINUX_CDROM_GET_UPC */
1619
1620 case LINUX_CDROMRESET:
1621 args->cmd = CDIOCRESET;
1622 error = (sys_ioctl(td, (struct ioctl_args *)args));
1623 break;
1624
1625 /* LINUX_CDROMVOLREAD */
1626 /* LINUX_CDROMREADRAW */
1627 /* LINUX_CDROMREADCOOKED */
1628 /* LINUX_CDROMSEEK */
1629 /* LINUX_CDROMPLAYBLK */
1630 /* LINUX_CDROMREADALL */
1631 /* LINUX_CDROMCLOSETRAY */
1632 /* LINUX_CDROMLOADFROMSLOT */
1633 /* LINUX_CDROMGETSPINDOWN */
1634 /* LINUX_CDROMSETSPINDOWN */
1635 /* LINUX_CDROM_SET_OPTIONS */
1636 /* LINUX_CDROM_CLEAR_OPTIONS */
1637 /* LINUX_CDROM_SELECT_SPEED */
1638 /* LINUX_CDROM_SELECT_DISC */
1639 /* LINUX_CDROM_MEDIA_CHANGED */
1640 /* LINUX_CDROM_DRIVE_STATUS */
1641 /* LINUX_CDROM_DISC_STATUS */
1642 /* LINUX_CDROM_CHANGER_NSLOTS */
1643 /* LINUX_CDROM_LOCKDOOR */
1644 /* LINUX_CDROM_DEBUG */
1645 /* LINUX_CDROM_GET_CAPABILITY */
1646 /* LINUX_CDROMAUDIOBUFSIZ */
1647
1648 case LINUX_DVD_READ_STRUCT: {
1649 l_dvd_struct *lds;
1650 struct dvd_struct *bds;
1651
1652 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK);
1653 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK);
1654 error = copyin((void *)args->arg, lds, sizeof(*lds));
1655 if (error)
1656 goto out;
1657 error = linux_to_bsd_dvd_struct(lds, bds);
1658 if (error)
1659 goto out;
1660 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds,
1661 td->td_ucred, td);
1662 if (error)
1663 goto out;
1664 error = bsd_to_linux_dvd_struct(bds, lds);
1665 if (error)
1666 goto out;
1667 error = copyout(lds, (void *)args->arg, sizeof(*lds));
1668 out:
1669 free(bds, M_LINUX);
1670 free(lds, M_LINUX);
1671 break;
1672 }
1673
1674 /* LINUX_DVD_WRITE_STRUCT */
1675
1676 case LINUX_DVD_AUTH: {
1677 l_dvd_authinfo lda;
1678 struct dvd_authinfo bda;
1679 int bcode;
1680
1681 error = copyin((void *)args->arg, &lda, sizeof(lda));
1682 if (error)
1683 break;
1684 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda);
1685 if (error)
1686 break;
1687 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred,
1688 td);
1689 if (error) {
1690 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) {
1691 lda.type = LINUX_DVD_AUTH_FAILURE;
1692 (void)copyout(&lda, (void *)args->arg,
1693 sizeof(lda));
1694 }
1695 break;
1696 }
1697 error = bsd_to_linux_dvd_authinfo(&bda, &lda);
1698 if (error)
1699 break;
1700 error = copyout(&lda, (void *)args->arg, sizeof(lda));
1701 break;
1702 }
1703
1704 case LINUX_SCSI_GET_BUS_NUMBER:
1705 {
1706 struct sg_scsi_id id;
1707
1708 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1709 td->td_ucred, td);
1710 if (error)
1711 break;
1712 error = copyout(&id.channel, (void *)args->arg, sizeof(int));
1713 break;
1714 }
1715
1716 case LINUX_SCSI_GET_IDLUN:
1717 {
1718 struct sg_scsi_id id;
1719 struct scsi_idlun idl;
1720
1721 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1722 td->td_ucred, td);
1723 if (error)
1724 break;
1725 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) +
1726 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24);
1727 idl.host_unique_id = id.host_no;
1728 error = copyout(&idl, (void *)args->arg, sizeof(idl));
1729 break;
1730 }
1731
1732 /* LINUX_CDROM_SEND_PACKET */
1733 /* LINUX_CDROM_NEXT_WRITABLE */
1734 /* LINUX_CDROM_LAST_WRITTEN */
1735
1736 default:
1737 error = ENOIOCTL;
1738 break;
1739 }
1740
1741 fdrop(fp, td);
1742 return (error);
1743 }
1744
1745 static int
linux_ioctl_vfat(struct thread * td,struct linux_ioctl_args * args)1746 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
1747 {
1748
1749 return (ENOTTY);
1750 }
1751
1752 /*
1753 * Sound related ioctls
1754 */
1755
1756 struct linux_old_mixer_info {
1757 char id[16];
1758 char name[32];
1759 };
1760
1761 static uint32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT };
1762
1763 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30])
1764
1765 static int
linux_ioctl_sound(struct thread * td,struct linux_ioctl_args * args)1766 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args)
1767 {
1768
1769 switch (args->cmd & 0xffff) {
1770 case LINUX_SOUND_MIXER_WRITE_VOLUME:
1771 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME);
1772 return (sys_ioctl(td, (struct ioctl_args *)args));
1773
1774 case LINUX_SOUND_MIXER_WRITE_BASS:
1775 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS);
1776 return (sys_ioctl(td, (struct ioctl_args *)args));
1777
1778 case LINUX_SOUND_MIXER_WRITE_TREBLE:
1779 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE);
1780 return (sys_ioctl(td, (struct ioctl_args *)args));
1781
1782 case LINUX_SOUND_MIXER_WRITE_SYNTH:
1783 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH);
1784 return (sys_ioctl(td, (struct ioctl_args *)args));
1785
1786 case LINUX_SOUND_MIXER_WRITE_PCM:
1787 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM);
1788 return (sys_ioctl(td, (struct ioctl_args *)args));
1789
1790 case LINUX_SOUND_MIXER_WRITE_SPEAKER:
1791 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER);
1792 return (sys_ioctl(td, (struct ioctl_args *)args));
1793
1794 case LINUX_SOUND_MIXER_WRITE_LINE:
1795 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE);
1796 return (sys_ioctl(td, (struct ioctl_args *)args));
1797
1798 case LINUX_SOUND_MIXER_WRITE_MIC:
1799 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC);
1800 return (sys_ioctl(td, (struct ioctl_args *)args));
1801
1802 case LINUX_SOUND_MIXER_WRITE_CD:
1803 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD);
1804 return (sys_ioctl(td, (struct ioctl_args *)args));
1805
1806 case LINUX_SOUND_MIXER_WRITE_IMIX:
1807 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX);
1808 return (sys_ioctl(td, (struct ioctl_args *)args));
1809
1810 case LINUX_SOUND_MIXER_WRITE_ALTPCM:
1811 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM);
1812 return (sys_ioctl(td, (struct ioctl_args *)args));
1813
1814 case LINUX_SOUND_MIXER_WRITE_RECLEV:
1815 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV);
1816 return (sys_ioctl(td, (struct ioctl_args *)args));
1817
1818 case LINUX_SOUND_MIXER_WRITE_IGAIN:
1819 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN);
1820 return (sys_ioctl(td, (struct ioctl_args *)args));
1821
1822 case LINUX_SOUND_MIXER_WRITE_OGAIN:
1823 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN);
1824 return (sys_ioctl(td, (struct ioctl_args *)args));
1825
1826 case LINUX_SOUND_MIXER_WRITE_LINE1:
1827 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1);
1828 return (sys_ioctl(td, (struct ioctl_args *)args));
1829
1830 case LINUX_SOUND_MIXER_WRITE_LINE2:
1831 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2);
1832 return (sys_ioctl(td, (struct ioctl_args *)args));
1833
1834 case LINUX_SOUND_MIXER_WRITE_LINE3:
1835 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3);
1836 return (sys_ioctl(td, (struct ioctl_args *)args));
1837
1838 case LINUX_SOUND_MIXER_WRITE_MONITOR:
1839 args->cmd = SETDIR(SOUND_MIXER_WRITE_MONITOR);
1840 return (sys_ioctl(td, (struct ioctl_args *)args));
1841
1842 case LINUX_SOUND_MIXER_INFO: {
1843 /* Key on encoded length */
1844 switch ((args->cmd >> 16) & 0x1fff) {
1845 case 0x005c: { /* SOUND_MIXER_INFO */
1846 args->cmd = SOUND_MIXER_INFO;
1847 return (sys_ioctl(td, (struct ioctl_args *)args));
1848 }
1849 case 0x0030: { /* SOUND_OLD_MIXER_INFO */
1850 struct linux_old_mixer_info info;
1851 bzero(&info, sizeof(info));
1852 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1853 strncpy(info.name, "FreeBSD OSS Mixer",
1854 sizeof(info.name) - 1);
1855 return (copyout(&info, (void *)args->arg,
1856 sizeof(info)));
1857 }
1858 default:
1859 return (ENOIOCTL);
1860 }
1861 break;
1862 }
1863
1864 case LINUX_OSS_GETVERSION: {
1865 int version = linux_get_oss_version(td);
1866 return (copyout(&version, (void *)args->arg, sizeof(int)));
1867 }
1868
1869 case LINUX_SOUND_MIXER_READ_STEREODEVS:
1870 args->cmd = SOUND_MIXER_READ_STEREODEVS;
1871 return (sys_ioctl(td, (struct ioctl_args *)args));
1872
1873 case LINUX_SOUND_MIXER_READ_CAPS:
1874 args->cmd = SOUND_MIXER_READ_CAPS;
1875 return (sys_ioctl(td, (struct ioctl_args *)args));
1876
1877 case LINUX_SOUND_MIXER_READ_RECMASK:
1878 args->cmd = SOUND_MIXER_READ_RECMASK;
1879 return (sys_ioctl(td, (struct ioctl_args *)args));
1880
1881 case LINUX_SOUND_MIXER_READ_DEVMASK:
1882 args->cmd = SOUND_MIXER_READ_DEVMASK;
1883 return (sys_ioctl(td, (struct ioctl_args *)args));
1884
1885 case LINUX_SOUND_MIXER_WRITE_RECSRC:
1886 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC);
1887 return (sys_ioctl(td, (struct ioctl_args *)args));
1888
1889 case LINUX_SNDCTL_DSP_RESET:
1890 args->cmd = SNDCTL_DSP_RESET;
1891 return (sys_ioctl(td, (struct ioctl_args *)args));
1892
1893 case LINUX_SNDCTL_DSP_SYNC:
1894 args->cmd = SNDCTL_DSP_SYNC;
1895 return (sys_ioctl(td, (struct ioctl_args *)args));
1896
1897 case LINUX_SNDCTL_DSP_SPEED:
1898 args->cmd = SNDCTL_DSP_SPEED;
1899 return (sys_ioctl(td, (struct ioctl_args *)args));
1900
1901 case LINUX_SNDCTL_DSP_STEREO:
1902 args->cmd = SNDCTL_DSP_STEREO;
1903 return (sys_ioctl(td, (struct ioctl_args *)args));
1904
1905 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */
1906 args->cmd = SNDCTL_DSP_GETBLKSIZE;
1907 return (sys_ioctl(td, (struct ioctl_args *)args));
1908
1909 case LINUX_SNDCTL_DSP_SETFMT:
1910 args->cmd = SNDCTL_DSP_SETFMT;
1911 return (sys_ioctl(td, (struct ioctl_args *)args));
1912
1913 case LINUX_SOUND_PCM_WRITE_CHANNELS:
1914 args->cmd = SOUND_PCM_WRITE_CHANNELS;
1915 return (sys_ioctl(td, (struct ioctl_args *)args));
1916
1917 case LINUX_SOUND_PCM_WRITE_FILTER:
1918 args->cmd = SOUND_PCM_WRITE_FILTER;
1919 return (sys_ioctl(td, (struct ioctl_args *)args));
1920
1921 case LINUX_SNDCTL_DSP_POST:
1922 args->cmd = SNDCTL_DSP_POST;
1923 return (sys_ioctl(td, (struct ioctl_args *)args));
1924
1925 case LINUX_SNDCTL_DSP_SUBDIVIDE:
1926 args->cmd = SNDCTL_DSP_SUBDIVIDE;
1927 return (sys_ioctl(td, (struct ioctl_args *)args));
1928
1929 case LINUX_SNDCTL_DSP_SETFRAGMENT:
1930 args->cmd = SNDCTL_DSP_SETFRAGMENT;
1931 return (sys_ioctl(td, (struct ioctl_args *)args));
1932
1933 case LINUX_SNDCTL_DSP_GETFMTS:
1934 args->cmd = SNDCTL_DSP_GETFMTS;
1935 return (sys_ioctl(td, (struct ioctl_args *)args));
1936
1937 case LINUX_SNDCTL_DSP_GETOSPACE:
1938 args->cmd = SNDCTL_DSP_GETOSPACE;
1939 return (sys_ioctl(td, (struct ioctl_args *)args));
1940
1941 case LINUX_SNDCTL_DSP_GETISPACE:
1942 args->cmd = SNDCTL_DSP_GETISPACE;
1943 return (sys_ioctl(td, (struct ioctl_args *)args));
1944
1945 case LINUX_SNDCTL_DSP_NONBLOCK:
1946 args->cmd = SNDCTL_DSP_NONBLOCK;
1947 return (sys_ioctl(td, (struct ioctl_args *)args));
1948
1949 case LINUX_SNDCTL_DSP_GETCAPS:
1950 args->cmd = SNDCTL_DSP_GETCAPS;
1951 return (sys_ioctl(td, (struct ioctl_args *)args));
1952
1953 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */
1954 args->cmd = SNDCTL_DSP_SETTRIGGER;
1955 return (sys_ioctl(td, (struct ioctl_args *)args));
1956
1957 case LINUX_SNDCTL_DSP_GETIPTR:
1958 args->cmd = SNDCTL_DSP_GETIPTR;
1959 return (sys_ioctl(td, (struct ioctl_args *)args));
1960
1961 case LINUX_SNDCTL_DSP_GETOPTR:
1962 args->cmd = SNDCTL_DSP_GETOPTR;
1963 return (sys_ioctl(td, (struct ioctl_args *)args));
1964
1965 case LINUX_SNDCTL_DSP_SETDUPLEX:
1966 args->cmd = SNDCTL_DSP_SETDUPLEX;
1967 return (sys_ioctl(td, (struct ioctl_args *)args));
1968
1969 case LINUX_SNDCTL_DSP_GETODELAY:
1970 args->cmd = SNDCTL_DSP_GETODELAY;
1971 return (sys_ioctl(td, (struct ioctl_args *)args));
1972
1973 case LINUX_SNDCTL_SEQ_RESET:
1974 args->cmd = SNDCTL_SEQ_RESET;
1975 return (sys_ioctl(td, (struct ioctl_args *)args));
1976
1977 case LINUX_SNDCTL_SEQ_SYNC:
1978 args->cmd = SNDCTL_SEQ_SYNC;
1979 return (sys_ioctl(td, (struct ioctl_args *)args));
1980
1981 case LINUX_SNDCTL_SYNTH_INFO:
1982 args->cmd = SNDCTL_SYNTH_INFO;
1983 return (sys_ioctl(td, (struct ioctl_args *)args));
1984
1985 case LINUX_SNDCTL_SEQ_CTRLRATE:
1986 args->cmd = SNDCTL_SEQ_CTRLRATE;
1987 return (sys_ioctl(td, (struct ioctl_args *)args));
1988
1989 case LINUX_SNDCTL_SEQ_GETOUTCOUNT:
1990 args->cmd = SNDCTL_SEQ_GETOUTCOUNT;
1991 return (sys_ioctl(td, (struct ioctl_args *)args));
1992
1993 case LINUX_SNDCTL_SEQ_GETINCOUNT:
1994 args->cmd = SNDCTL_SEQ_GETINCOUNT;
1995 return (sys_ioctl(td, (struct ioctl_args *)args));
1996
1997 case LINUX_SNDCTL_SEQ_PERCMODE:
1998 args->cmd = SNDCTL_SEQ_PERCMODE;
1999 return (sys_ioctl(td, (struct ioctl_args *)args));
2000
2001 case LINUX_SNDCTL_FM_LOAD_INSTR:
2002 args->cmd = SNDCTL_FM_LOAD_INSTR;
2003 return (sys_ioctl(td, (struct ioctl_args *)args));
2004
2005 case LINUX_SNDCTL_SEQ_TESTMIDI:
2006 args->cmd = SNDCTL_SEQ_TESTMIDI;
2007 return (sys_ioctl(td, (struct ioctl_args *)args));
2008
2009 case LINUX_SNDCTL_SEQ_RESETSAMPLES:
2010 args->cmd = SNDCTL_SEQ_RESETSAMPLES;
2011 return (sys_ioctl(td, (struct ioctl_args *)args));
2012
2013 case LINUX_SNDCTL_SEQ_NRSYNTHS:
2014 args->cmd = SNDCTL_SEQ_NRSYNTHS;
2015 return (sys_ioctl(td, (struct ioctl_args *)args));
2016
2017 case LINUX_SNDCTL_SEQ_NRMIDIS:
2018 args->cmd = SNDCTL_SEQ_NRMIDIS;
2019 return (sys_ioctl(td, (struct ioctl_args *)args));
2020
2021 case LINUX_SNDCTL_MIDI_INFO:
2022 args->cmd = SNDCTL_MIDI_INFO;
2023 return (sys_ioctl(td, (struct ioctl_args *)args));
2024
2025 case LINUX_SNDCTL_SEQ_TRESHOLD:
2026 args->cmd = SNDCTL_SEQ_TRESHOLD;
2027 return (sys_ioctl(td, (struct ioctl_args *)args));
2028
2029 case LINUX_SNDCTL_SYNTH_MEMAVL:
2030 args->cmd = SNDCTL_SYNTH_MEMAVL;
2031 return (sys_ioctl(td, (struct ioctl_args *)args));
2032 }
2033
2034 return (ENOIOCTL);
2035 }
2036
2037 /*
2038 * Console related ioctls
2039 */
2040
2041 static int
linux_ioctl_console(struct thread * td,struct linux_ioctl_args * args)2042 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args)
2043 {
2044 struct file *fp;
2045 int error;
2046
2047 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2048 if (error != 0)
2049 return (error);
2050 switch (args->cmd & 0xffff) {
2051 case LINUX_KIOCSOUND:
2052 args->cmd = KIOCSOUND;
2053 error = (sys_ioctl(td, (struct ioctl_args *)args));
2054 break;
2055
2056 case LINUX_KDMKTONE:
2057 args->cmd = KDMKTONE;
2058 error = (sys_ioctl(td, (struct ioctl_args *)args));
2059 break;
2060
2061 case LINUX_KDGETLED:
2062 args->cmd = KDGETLED;
2063 error = (sys_ioctl(td, (struct ioctl_args *)args));
2064 break;
2065
2066 case LINUX_KDSETLED:
2067 args->cmd = KDSETLED;
2068 error = (sys_ioctl(td, (struct ioctl_args *)args));
2069 break;
2070
2071 case LINUX_KDSETMODE:
2072 args->cmd = KDSETMODE;
2073 error = (sys_ioctl(td, (struct ioctl_args *)args));
2074 break;
2075
2076 case LINUX_KDGETMODE:
2077 args->cmd = KDGETMODE;
2078 error = (sys_ioctl(td, (struct ioctl_args *)args));
2079 break;
2080
2081 case LINUX_KDGKBMODE:
2082 args->cmd = KDGKBMODE;
2083 error = (sys_ioctl(td, (struct ioctl_args *)args));
2084 break;
2085
2086 case LINUX_KDSKBMODE: {
2087 int kbdmode;
2088 switch (args->arg) {
2089 case LINUX_KBD_RAW:
2090 kbdmode = K_RAW;
2091 break;
2092 case LINUX_KBD_XLATE:
2093 kbdmode = K_XLATE;
2094 break;
2095 case LINUX_KBD_MEDIUMRAW:
2096 kbdmode = K_RAW;
2097 break;
2098 default:
2099 fdrop(fp, td);
2100 return (EINVAL);
2101 }
2102 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode,
2103 td->td_ucred, td));
2104 break;
2105 }
2106
2107 case LINUX_VT_OPENQRY:
2108 args->cmd = VT_OPENQRY;
2109 error = (sys_ioctl(td, (struct ioctl_args *)args));
2110 break;
2111
2112 case LINUX_VT_GETMODE:
2113 args->cmd = VT_GETMODE;
2114 error = (sys_ioctl(td, (struct ioctl_args *)args));
2115 break;
2116
2117 case LINUX_VT_SETMODE: {
2118 struct vt_mode mode;
2119 if ((error = copyin((void *)args->arg, &mode, sizeof(mode))))
2120 break;
2121 if (LINUX_SIG_VALID(mode.relsig))
2122 mode.relsig = linux_to_bsd_signal(mode.relsig);
2123 else
2124 mode.relsig = 0;
2125 if (LINUX_SIG_VALID(mode.acqsig))
2126 mode.acqsig = linux_to_bsd_signal(mode.acqsig);
2127 else
2128 mode.acqsig = 0;
2129 /* XXX. Linux ignores frsig and set it to 0. */
2130 mode.frsig = 0;
2131 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode))))
2132 break;
2133 args->cmd = VT_SETMODE;
2134 error = (sys_ioctl(td, (struct ioctl_args *)args));
2135 break;
2136 }
2137
2138 case LINUX_VT_GETSTATE:
2139 args->cmd = VT_GETACTIVE;
2140 error = (sys_ioctl(td, (struct ioctl_args *)args));
2141 break;
2142
2143 case LINUX_VT_RELDISP:
2144 args->cmd = VT_RELDISP;
2145 error = (sys_ioctl(td, (struct ioctl_args *)args));
2146 break;
2147
2148 case LINUX_VT_ACTIVATE:
2149 args->cmd = VT_ACTIVATE;
2150 error = (sys_ioctl(td, (struct ioctl_args *)args));
2151 break;
2152
2153 case LINUX_VT_WAITACTIVE:
2154 args->cmd = VT_WAITACTIVE;
2155 error = (sys_ioctl(td, (struct ioctl_args *)args));
2156 break;
2157
2158 default:
2159 error = ENOIOCTL;
2160 break;
2161 }
2162
2163 fdrop(fp, td);
2164 return (error);
2165 }
2166
2167 /*
2168 * Implement the SIOCGIFNAME ioctl
2169 */
2170
2171 static int
linux_ioctl_ifname(struct thread * td,struct l_ifreq * uifr)2172 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr)
2173 {
2174 struct l_ifreq ifr;
2175 int error, ret;
2176
2177 error = copyin(uifr, &ifr, sizeof(ifr));
2178 if (error != 0)
2179 return (error);
2180 ret = ifname_bsd_to_linux_idx(ifr.ifr_index, ifr.ifr_name,
2181 LINUX_IFNAMSIZ);
2182 if (ret > 0)
2183 return (copyout(&ifr, uifr, sizeof(ifr)));
2184 else
2185 return (ENODEV);
2186 }
2187
2188 /*
2189 * Implement the SIOCGIFCONF ioctl
2190 */
2191 static u_int
linux_ifconf_ifaddr_cb(void * arg,struct ifaddr * ifa,u_int count)2192 linux_ifconf_ifaddr_cb(void *arg, struct ifaddr *ifa, u_int count)
2193 {
2194 #ifdef COMPAT_LINUX32
2195 struct l_ifconf *ifc;
2196 #else
2197 struct ifconf *ifc;
2198 #endif
2199
2200 ifc = arg;
2201 ifc->ifc_len += sizeof(struct l_ifreq);
2202 return (1);
2203 }
2204
2205 static int
linux_ifconf_ifnet_cb(if_t ifp,void * arg)2206 linux_ifconf_ifnet_cb(if_t ifp, void *arg)
2207 {
2208
2209 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb, arg);
2210 return (0);
2211 }
2212
2213 struct linux_ifconfig_ifaddr_cb2_s {
2214 struct l_ifreq ifr;
2215 struct sbuf *sb;
2216 size_t max_len;
2217 size_t valid_len;
2218 };
2219
2220 static u_int
linux_ifconf_ifaddr_cb2(void * arg,struct ifaddr * ifa,u_int len)2221 linux_ifconf_ifaddr_cb2(void *arg, struct ifaddr *ifa, u_int len)
2222 {
2223 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg;
2224 struct sockaddr *sa = ifa->ifa_addr;
2225
2226 cbs->ifr.ifr_addr.sa_family = LINUX_AF_INET;
2227 memcpy(cbs->ifr.ifr_addr.sa_data, sa->sa_data,
2228 sizeof(cbs->ifr.ifr_addr.sa_data));
2229 sbuf_bcat(cbs->sb, &cbs->ifr, sizeof(cbs->ifr));
2230 cbs->max_len += sizeof(cbs->ifr);
2231
2232 if (sbuf_error(cbs->sb) == 0)
2233 cbs->valid_len = sbuf_len(cbs->sb);
2234 return (1);
2235 }
2236
2237 static int
linux_ifconf_ifnet_cb2(if_t ifp,void * arg)2238 linux_ifconf_ifnet_cb2(if_t ifp, void *arg)
2239 {
2240 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg;
2241
2242 bzero(&cbs->ifr, sizeof(cbs->ifr));
2243 ifname_bsd_to_linux_ifp(ifp, cbs->ifr.ifr_name,
2244 sizeof(cbs->ifr.ifr_name));
2245
2246 /* Walk the address list */
2247 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb2, cbs);
2248 return (0);
2249 }
2250
2251 static int
linux_ifconf(struct thread * td,struct ifconf * uifc)2252 linux_ifconf(struct thread *td, struct ifconf *uifc)
2253 {
2254 struct linux_ifconfig_ifaddr_cb2_s cbs;
2255 struct epoch_tracker et;
2256 #ifdef COMPAT_LINUX32
2257 struct l_ifconf ifc;
2258 #else
2259 struct ifconf ifc;
2260 #endif
2261 struct sbuf *sb;
2262 int error, full;
2263
2264 error = copyin(uifc, &ifc, sizeof(ifc));
2265 if (error != 0)
2266 return (error);
2267
2268 /* handle the 'request buffer size' case */
2269 if (PTRIN(ifc.ifc_buf) == NULL) {
2270 ifc.ifc_len = 0;
2271 NET_EPOCH_ENTER(et);
2272 if_foreach(linux_ifconf_ifnet_cb, &ifc);
2273 NET_EPOCH_EXIT(et);
2274 return (copyout(&ifc, uifc, sizeof(ifc)));
2275 }
2276 if (ifc.ifc_len <= 0)
2277 return (EINVAL);
2278
2279 full = 0;
2280 cbs.max_len = maxphys - 1;
2281
2282 again:
2283 if (ifc.ifc_len <= cbs.max_len) {
2284 cbs.max_len = ifc.ifc_len;
2285 full = 1;
2286 }
2287 cbs.sb = sb = sbuf_new(NULL, NULL, cbs.max_len + 1, SBUF_FIXEDLEN);
2288 cbs.max_len = 0;
2289 cbs.valid_len = 0;
2290
2291 /* Return all AF_INET addresses of all interfaces */
2292 NET_EPOCH_ENTER(et);
2293 if_foreach(linux_ifconf_ifnet_cb2, &cbs);
2294 NET_EPOCH_EXIT(et);
2295
2296 if (cbs.valid_len != cbs.max_len && !full) {
2297 sbuf_delete(sb);
2298 goto again;
2299 }
2300
2301 ifc.ifc_len = cbs.valid_len;
2302 sbuf_finish(sb);
2303 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len);
2304 if (error == 0)
2305 error = copyout(&ifc, uifc, sizeof(ifc));
2306 sbuf_delete(sb);
2307
2308 return (error);
2309 }
2310
2311 static int
linux_ioctl_socket_ifreq(struct thread * td,int fd,u_int cmd,struct l_ifreq * uifr)2312 linux_ioctl_socket_ifreq(struct thread *td, int fd, u_int cmd,
2313 struct l_ifreq *uifr)
2314 {
2315 struct l_ifreq lifr;
2316 struct ifreq bifr;
2317 size_t ifrusiz;
2318 int error, temp_flags;
2319
2320 switch (cmd) {
2321 case LINUX_SIOCGIFINDEX:
2322 cmd = SIOCGIFINDEX;
2323 break;
2324 case LINUX_SIOCGIFFLAGS:
2325 cmd = SIOCGIFFLAGS;
2326 break;
2327 case LINUX_SIOCGIFADDR:
2328 cmd = SIOCGIFADDR;
2329 break;
2330 case LINUX_SIOCSIFADDR:
2331 cmd = SIOCSIFADDR;
2332 break;
2333 case LINUX_SIOCGIFDSTADDR:
2334 cmd = SIOCGIFDSTADDR;
2335 break;
2336 case LINUX_SIOCGIFBRDADDR:
2337 cmd = SIOCGIFBRDADDR;
2338 break;
2339 case LINUX_SIOCGIFNETMASK:
2340 cmd = SIOCGIFNETMASK;
2341 break;
2342 case LINUX_SIOCSIFNETMASK:
2343 cmd = SIOCSIFNETMASK;
2344 break;
2345 case LINUX_SIOCGIFMTU:
2346 cmd = SIOCGIFMTU;
2347 break;
2348 case LINUX_SIOCSIFMTU:
2349 cmd = SIOCSIFMTU;
2350 break;
2351 case LINUX_SIOCGIFHWADDR:
2352 cmd = SIOCGHWADDR;
2353 break;
2354 case LINUX_SIOCGIFMETRIC:
2355 cmd = SIOCGIFMETRIC;
2356 break;
2357 case LINUX_SIOCSIFMETRIC:
2358 cmd = SIOCSIFMETRIC;
2359 break;
2360 /*
2361 * XXX This is slightly bogus, but these ioctls are currently
2362 * XXX only used by the aironet (if_an) network driver.
2363 */
2364 case LINUX_SIOCDEVPRIVATE:
2365 cmd = SIOCGPRIVATE_0;
2366 break;
2367 case LINUX_SIOCDEVPRIVATE+1:
2368 cmd = SIOCGPRIVATE_1;
2369 break;
2370 default:
2371 LINUX_RATELIMIT_MSG_OPT2(
2372 "ioctl_socket_ifreq fd=%d, cmd=0x%x is not implemented",
2373 fd, cmd);
2374 return (ENOIOCTL);
2375 }
2376
2377 error = copyin(uifr, &lifr, sizeof(lifr));
2378 if (error != 0)
2379 return (error);
2380 bzero(&bifr, sizeof(bifr));
2381
2382 /*
2383 * The size of Linux enum ifr_ifru is bigger than
2384 * the FreeBSD size due to the struct ifmap.
2385 */
2386 ifrusiz = (sizeof(lifr) > sizeof(bifr) ? sizeof(bifr) :
2387 sizeof(lifr)) - offsetof(struct l_ifreq, ifr_ifru);
2388 bcopy(&lifr.ifr_ifru, &bifr.ifr_ifru, ifrusiz);
2389
2390 error = ifname_linux_to_bsd(td, lifr.ifr_name, bifr.ifr_name);
2391 if (error != 0)
2392 return (error);
2393
2394 /* Translate in values. */
2395 switch (cmd) {
2396 case SIOCGIFINDEX:
2397 bifr.ifr_index = lifr.ifr_index;
2398 break;
2399 case SIOCSIFADDR:
2400 case SIOCSIFNETMASK:
2401 bifr.ifr_addr.sa_len = sizeof(struct sockaddr);
2402 bifr.ifr_addr.sa_family =
2403 linux_to_bsd_domain(lifr.ifr_addr.sa_family);
2404 break;
2405 default:
2406 break;
2407 }
2408
2409 error = kern_ioctl(td, fd, cmd, (caddr_t)&bifr);
2410 if (error != 0)
2411 return (error);
2412 bzero(&lifr.ifr_ifru, sizeof(lifr.ifr_ifru));
2413
2414 /* Translate out values. */
2415 switch (cmd) {
2416 case SIOCGIFINDEX:
2417 lifr.ifr_index = bifr.ifr_index;
2418 break;
2419 case SIOCGIFFLAGS:
2420 temp_flags = bifr.ifr_flags | (bifr.ifr_flagshigh << 16);
2421 lifr.ifr_flags = bsd_to_linux_ifflags(temp_flags);
2422 break;
2423 case SIOCGIFADDR:
2424 case SIOCSIFADDR:
2425 case SIOCGIFDSTADDR:
2426 case SIOCGIFBRDADDR:
2427 case SIOCGIFNETMASK:
2428 bcopy(&bifr.ifr_addr, &lifr.ifr_addr, sizeof(bifr.ifr_addr));
2429 lifr.ifr_addr.sa_family =
2430 bsd_to_linux_domain(bifr.ifr_addr.sa_family);
2431 break;
2432 case SIOCGHWADDR:
2433 bcopy(&bifr.ifr_addr, &lifr.ifr_hwaddr, sizeof(bifr.ifr_addr));
2434 lifr.ifr_hwaddr.sa_family = LINUX_ARPHRD_ETHER;
2435 break;
2436 default:
2437 bcopy(&bifr.ifr_ifru, &lifr.ifr_ifru, ifrusiz);
2438 break;
2439 }
2440
2441 return (copyout(&lifr, uifr, sizeof(lifr)));
2442 }
2443
2444 /*
2445 * Socket related ioctls
2446 */
2447
2448 static int
linux_ioctl_socket(struct thread * td,struct linux_ioctl_args * args)2449 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args)
2450 {
2451 struct file *fp;
2452 int error, type;
2453
2454 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2455 if (error != 0)
2456 return (error);
2457 type = fp->f_type;
2458 fdrop(fp, td);
2459
2460 CURVNET_SET(TD_TO_VNET(td));
2461
2462 if (type != DTYPE_SOCKET) {
2463 /* not a socket - probably a tap / vmnet device */
2464 switch (args->cmd) {
2465 case LINUX_SIOCGIFADDR:
2466 case LINUX_SIOCSIFADDR:
2467 case LINUX_SIOCGIFFLAGS:
2468 error = linux_ioctl_special(td, args);
2469 break;
2470 default:
2471 error = ENOIOCTL;
2472 break;
2473 }
2474 CURVNET_RESTORE();
2475 return (error);
2476 }
2477
2478 switch (args->cmd) {
2479 case LINUX_FIOSETOWN:
2480 args->cmd = FIOSETOWN;
2481 error = sys_ioctl(td, (struct ioctl_args *)args);
2482 break;
2483
2484 case LINUX_SIOCSPGRP:
2485 args->cmd = SIOCSPGRP;
2486 error = sys_ioctl(td, (struct ioctl_args *)args);
2487 break;
2488
2489 case LINUX_FIOGETOWN:
2490 args->cmd = FIOGETOWN;
2491 error = sys_ioctl(td, (struct ioctl_args *)args);
2492 break;
2493
2494 case LINUX_SIOCGPGRP:
2495 args->cmd = SIOCGPGRP;
2496 error = sys_ioctl(td, (struct ioctl_args *)args);
2497 break;
2498
2499 case LINUX_SIOCATMARK:
2500 args->cmd = SIOCATMARK;
2501 error = sys_ioctl(td, (struct ioctl_args *)args);
2502 break;
2503
2504 /* LINUX_SIOCGSTAMP */
2505
2506 case LINUX_SIOCGIFNAME:
2507 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg);
2508 break;
2509
2510 case LINUX_SIOCGIFCONF:
2511 error = linux_ifconf(td, (struct ifconf *)args->arg);
2512 break;
2513
2514 case LINUX_SIOCADDMULTI:
2515 args->cmd = SIOCADDMULTI;
2516 error = sys_ioctl(td, (struct ioctl_args *)args);
2517 break;
2518
2519 case LINUX_SIOCDELMULTI:
2520 args->cmd = SIOCDELMULTI;
2521 error = sys_ioctl(td, (struct ioctl_args *)args);
2522 break;
2523
2524 case LINUX_SIOCGIFCOUNT:
2525 error = 0;
2526 break;
2527
2528 default:
2529 error = linux_ioctl_socket_ifreq(td, args->fd, args->cmd,
2530 PTRIN(args->arg));
2531 break;
2532 }
2533
2534 CURVNET_RESTORE();
2535 return (error);
2536 }
2537
2538 /*
2539 * Device private ioctl handler
2540 */
2541 static int
linux_ioctl_private(struct thread * td,struct linux_ioctl_args * args)2542 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args)
2543 {
2544 struct file *fp;
2545 int error, type;
2546
2547 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2548 if (error != 0)
2549 return (error);
2550 type = fp->f_type;
2551 fdrop(fp, td);
2552 if (type == DTYPE_SOCKET)
2553 return (linux_ioctl_socket(td, args));
2554 return (ENOIOCTL);
2555 }
2556
2557 /*
2558 * DRM ioctl handler (sys/dev/drm)
2559 */
2560 static int
linux_ioctl_drm(struct thread * td,struct linux_ioctl_args * args)2561 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
2562 {
2563 args->cmd = SETDIR(args->cmd);
2564 return (sys_ioctl(td, (struct ioctl_args *)args));
2565 }
2566
2567 #ifdef COMPAT_LINUX32
2568 static int
linux_ioctl_sg_io(struct thread * td,struct linux_ioctl_args * args)2569 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args)
2570 {
2571 struct sg_io_hdr io;
2572 struct sg_io_hdr32 io32;
2573 struct file *fp;
2574 int error;
2575
2576 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2577 if (error != 0) {
2578 printf("sg_linux_ioctl: fget returned %d\n", error);
2579 return (error);
2580 }
2581
2582 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0)
2583 goto out;
2584
2585 CP(io32, io, interface_id);
2586 CP(io32, io, dxfer_direction);
2587 CP(io32, io, cmd_len);
2588 CP(io32, io, mx_sb_len);
2589 CP(io32, io, iovec_count);
2590 CP(io32, io, dxfer_len);
2591 PTRIN_CP(io32, io, dxferp);
2592 PTRIN_CP(io32, io, cmdp);
2593 PTRIN_CP(io32, io, sbp);
2594 CP(io32, io, timeout);
2595 CP(io32, io, flags);
2596 CP(io32, io, pack_id);
2597 PTRIN_CP(io32, io, usr_ptr);
2598 CP(io32, io, status);
2599 CP(io32, io, masked_status);
2600 CP(io32, io, msg_status);
2601 CP(io32, io, sb_len_wr);
2602 CP(io32, io, host_status);
2603 CP(io32, io, driver_status);
2604 CP(io32, io, resid);
2605 CP(io32, io, duration);
2606 CP(io32, io, info);
2607
2608 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0)
2609 goto out;
2610
2611 CP(io, io32, interface_id);
2612 CP(io, io32, dxfer_direction);
2613 CP(io, io32, cmd_len);
2614 CP(io, io32, mx_sb_len);
2615 CP(io, io32, iovec_count);
2616 CP(io, io32, dxfer_len);
2617 PTROUT_CP(io, io32, dxferp);
2618 PTROUT_CP(io, io32, cmdp);
2619 PTROUT_CP(io, io32, sbp);
2620 CP(io, io32, timeout);
2621 CP(io, io32, flags);
2622 CP(io, io32, pack_id);
2623 PTROUT_CP(io, io32, usr_ptr);
2624 CP(io, io32, status);
2625 CP(io, io32, masked_status);
2626 CP(io, io32, msg_status);
2627 CP(io, io32, sb_len_wr);
2628 CP(io, io32, host_status);
2629 CP(io, io32, driver_status);
2630 CP(io, io32, resid);
2631 CP(io, io32, duration);
2632 CP(io, io32, info);
2633
2634 error = copyout(&io32, (void *)args->arg, sizeof(io32));
2635
2636 out:
2637 fdrop(fp, td);
2638 return (error);
2639 }
2640 #endif
2641
2642 static int
linux_ioctl_sg(struct thread * td,struct linux_ioctl_args * args)2643 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args)
2644 {
2645
2646 switch (args->cmd) {
2647 case LINUX_SG_GET_VERSION_NUM:
2648 args->cmd = SG_GET_VERSION_NUM;
2649 break;
2650 case LINUX_SG_SET_TIMEOUT:
2651 args->cmd = SG_SET_TIMEOUT;
2652 break;
2653 case LINUX_SG_GET_TIMEOUT:
2654 args->cmd = SG_GET_TIMEOUT;
2655 break;
2656 case LINUX_SG_IO:
2657 args->cmd = SG_IO;
2658 #ifdef COMPAT_LINUX32
2659 return (linux_ioctl_sg_io(td, args));
2660 #endif
2661 break;
2662 case LINUX_SG_GET_RESERVED_SIZE:
2663 args->cmd = SG_GET_RESERVED_SIZE;
2664 break;
2665 case LINUX_SG_GET_SCSI_ID:
2666 args->cmd = SG_GET_SCSI_ID;
2667 break;
2668 case LINUX_SG_GET_SG_TABLESIZE:
2669 args->cmd = SG_GET_SG_TABLESIZE;
2670 break;
2671 default:
2672 return (ENODEV);
2673 }
2674 return (sys_ioctl(td, (struct ioctl_args *)args));
2675 }
2676
2677 /*
2678 * Video4Linux (V4L) ioctl handler
2679 */
2680 static int
linux_to_bsd_v4l_tuner(struct l_video_tuner * lvt,struct video_tuner * vt)2681 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt)
2682 {
2683 vt->tuner = lvt->tuner;
2684 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2685 vt->rangelow = lvt->rangelow; /* possible long size conversion */
2686 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */
2687 vt->flags = lvt->flags;
2688 vt->mode = lvt->mode;
2689 vt->signal = lvt->signal;
2690 return (0);
2691 }
2692
2693 static int
bsd_to_linux_v4l_tuner(struct video_tuner * vt,struct l_video_tuner * lvt)2694 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt)
2695 {
2696 lvt->tuner = vt->tuner;
2697 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2698 lvt->rangelow = vt->rangelow; /* possible long size conversion */
2699 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */
2700 lvt->flags = vt->flags;
2701 lvt->mode = vt->mode;
2702 lvt->signal = vt->signal;
2703 return (0);
2704 }
2705
2706 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2707 static int
linux_to_bsd_v4l_clip(struct l_video_clip * lvc,struct video_clip * vc)2708 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc)
2709 {
2710 vc->x = lvc->x;
2711 vc->y = lvc->y;
2712 vc->width = lvc->width;
2713 vc->height = lvc->height;
2714 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */
2715 return (0);
2716 }
2717 #endif
2718
2719 static int
linux_to_bsd_v4l_window(struct l_video_window * lvw,struct video_window * vw)2720 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw)
2721 {
2722 vw->x = lvw->x;
2723 vw->y = lvw->y;
2724 vw->width = lvw->width;
2725 vw->height = lvw->height;
2726 vw->chromakey = lvw->chromakey;
2727 vw->flags = lvw->flags;
2728 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */
2729 vw->clipcount = lvw->clipcount;
2730 return (0);
2731 }
2732
2733 static int
bsd_to_linux_v4l_window(struct video_window * vw,struct l_video_window * lvw)2734 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw)
2735 {
2736 memset(lvw, 0, sizeof(*lvw));
2737
2738 lvw->x = vw->x;
2739 lvw->y = vw->y;
2740 lvw->width = vw->width;
2741 lvw->height = vw->height;
2742 lvw->chromakey = vw->chromakey;
2743 lvw->flags = vw->flags;
2744 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */
2745 lvw->clipcount = vw->clipcount;
2746 return (0);
2747 }
2748
2749 static int
linux_to_bsd_v4l_buffer(struct l_video_buffer * lvb,struct video_buffer * vb)2750 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb)
2751 {
2752 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */
2753 vb->height = lvb->height;
2754 vb->width = lvb->width;
2755 vb->depth = lvb->depth;
2756 vb->bytesperline = lvb->bytesperline;
2757 return (0);
2758 }
2759
2760 static int
bsd_to_linux_v4l_buffer(struct video_buffer * vb,struct l_video_buffer * lvb)2761 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb)
2762 {
2763 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */
2764 lvb->height = vb->height;
2765 lvb->width = vb->width;
2766 lvb->depth = vb->depth;
2767 lvb->bytesperline = vb->bytesperline;
2768 return (0);
2769 }
2770
2771 static int
linux_to_bsd_v4l_code(struct l_video_code * lvc,struct video_code * vc)2772 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc)
2773 {
2774 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE);
2775 vc->datasize = lvc->datasize;
2776 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */
2777 return (0);
2778 }
2779
2780 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2781 static int
linux_v4l_clip_copy(void * lvc,struct video_clip ** ppvc)2782 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc)
2783 {
2784 int error;
2785 struct video_clip vclip;
2786 struct l_video_clip l_vclip;
2787
2788 error = copyin(lvc, &l_vclip, sizeof(l_vclip));
2789 if (error) return (error);
2790 linux_to_bsd_v4l_clip(&l_vclip, &vclip);
2791 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */
2792 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL)
2793 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */
2794 memcpy(*ppvc, &vclip, sizeof(vclip));
2795 (*ppvc)->next = NULL;
2796 return (0);
2797 }
2798
2799 static int
linux_v4l_cliplist_free(struct video_window * vw)2800 linux_v4l_cliplist_free(struct video_window *vw)
2801 {
2802 struct video_clip **ppvc;
2803 struct video_clip **ppvc_next;
2804
2805 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) {
2806 ppvc_next = &((*ppvc)->next);
2807 free(*ppvc, M_LINUX);
2808 }
2809 vw->clips = NULL;
2810
2811 return (0);
2812 }
2813
2814 static int
linux_v4l_cliplist_copy(struct l_video_window * lvw,struct video_window * vw)2815 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw)
2816 {
2817 int error;
2818 int clipcount;
2819 void *plvc;
2820 struct video_clip **ppvc;
2821
2822 /*
2823 * XXX: The cliplist is used to pass in a list of clipping
2824 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a
2825 * clipping bitmap. Some Linux apps, however, appear to
2826 * leave cliplist and clips uninitialized. In any case,
2827 * the cliplist is not used by pwc(4), at the time of
2828 * writing, FreeBSD's only V4L driver. When a driver
2829 * that uses the cliplist is developed, this code may
2830 * need re-examiniation.
2831 */
2832 error = 0;
2833 clipcount = vw->clipcount;
2834 if (clipcount == VIDEO_CLIP_BITMAP) {
2835 /*
2836 * In this case, the pointer (clips) is overloaded
2837 * to be a "void *" to a bitmap, therefore there
2838 * is no struct video_clip to copy now.
2839 */
2840 } else if (clipcount > 0 && clipcount <= 16384) {
2841 /*
2842 * Clips points to list of clip rectangles, so
2843 * copy the list.
2844 *
2845 * XXX: Upper limit of 16384 was used here to try to
2846 * avoid cases when clipcount and clips pointer
2847 * are uninitialized and therefore have high random
2848 * values, as is the case in the Linux Skype
2849 * application. The value 16384 was chosen as that
2850 * is what is used in the Linux stradis(4) MPEG
2851 * decoder driver, the only place we found an
2852 * example of cliplist use.
2853 */
2854 plvc = PTRIN(lvw->clips);
2855 vw->clips = NULL;
2856 ppvc = &(vw->clips);
2857 while (clipcount-- > 0) {
2858 if (plvc == NULL) {
2859 error = EFAULT;
2860 break;
2861 } else {
2862 error = linux_v4l_clip_copy(plvc, ppvc);
2863 if (error) {
2864 linux_v4l_cliplist_free(vw);
2865 break;
2866 }
2867 }
2868 ppvc = &((*ppvc)->next);
2869 plvc = PTRIN(((struct l_video_clip *) plvc)->next);
2870 }
2871 } else {
2872 /*
2873 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP)
2874 * Force cliplist to null.
2875 */
2876 vw->clipcount = 0;
2877 vw->clips = NULL;
2878 }
2879 return (error);
2880 }
2881 #endif
2882
2883 static int
linux_ioctl_v4l(struct thread * td,struct linux_ioctl_args * args)2884 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args)
2885 {
2886 struct file *fp;
2887 int error;
2888 struct video_tuner vtun;
2889 struct video_window vwin;
2890 struct video_buffer vbuf;
2891 struct video_code vcode;
2892 struct l_video_tuner l_vtun;
2893 struct l_video_window l_vwin;
2894 struct l_video_buffer l_vbuf;
2895 struct l_video_code l_vcode;
2896
2897 switch (args->cmd & 0xffff) {
2898 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break;
2899 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break;
2900 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break;
2901
2902 case LINUX_VIDIOCGTUNER:
2903 error = fget(td, args->fd,
2904 &cap_ioctl_rights, &fp);
2905 if (error != 0)
2906 return (error);
2907 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
2908 if (error) {
2909 fdrop(fp, td);
2910 return (error);
2911 }
2912 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
2913 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td);
2914 if (!error) {
2915 bsd_to_linux_v4l_tuner(&vtun, &l_vtun);
2916 error = copyout(&l_vtun, (void *) args->arg,
2917 sizeof(l_vtun));
2918 }
2919 fdrop(fp, td);
2920 return (error);
2921
2922 case LINUX_VIDIOCSTUNER:
2923 error = fget(td, args->fd,
2924 &cap_ioctl_rights, &fp);
2925 if (error != 0)
2926 return (error);
2927 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
2928 if (error) {
2929 fdrop(fp, td);
2930 return (error);
2931 }
2932 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
2933 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td);
2934 fdrop(fp, td);
2935 return (error);
2936
2937 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break;
2938 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break;
2939 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break;
2940
2941 case LINUX_VIDIOCGWIN:
2942 error = fget(td, args->fd,
2943 &cap_ioctl_rights, &fp);
2944 if (error != 0)
2945 return (error);
2946 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td);
2947 if (!error) {
2948 bsd_to_linux_v4l_window(&vwin, &l_vwin);
2949 error = copyout(&l_vwin, (void *) args->arg,
2950 sizeof(l_vwin));
2951 }
2952 fdrop(fp, td);
2953 return (error);
2954
2955 case LINUX_VIDIOCSWIN:
2956 error = fget(td, args->fd,
2957 &cap_ioctl_rights, &fp);
2958 if (error != 0)
2959 return (error);
2960 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin));
2961 if (error) {
2962 fdrop(fp, td);
2963 return (error);
2964 }
2965 linux_to_bsd_v4l_window(&l_vwin, &vwin);
2966 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2967 error = linux_v4l_cliplist_copy(&l_vwin, &vwin);
2968 if (error) {
2969 fdrop(fp, td);
2970 return (error);
2971 }
2972 #endif
2973 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td);
2974 fdrop(fp, td);
2975 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2976 linux_v4l_cliplist_free(&vwin);
2977 #endif
2978 return (error);
2979
2980 case LINUX_VIDIOCGFBUF:
2981 error = fget(td, args->fd,
2982 &cap_ioctl_rights, &fp);
2983 if (error != 0)
2984 return (error);
2985 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td);
2986 if (!error) {
2987 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf);
2988 error = copyout(&l_vbuf, (void *) args->arg,
2989 sizeof(l_vbuf));
2990 }
2991 fdrop(fp, td);
2992 return (error);
2993
2994 case LINUX_VIDIOCSFBUF:
2995 error = fget(td, args->fd,
2996 &cap_ioctl_rights, &fp);
2997 if (error != 0)
2998 return (error);
2999 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf));
3000 if (error) {
3001 fdrop(fp, td);
3002 return (error);
3003 }
3004 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf);
3005 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td);
3006 fdrop(fp, td);
3007 return (error);
3008
3009 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break;
3010 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break;
3011 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break;
3012 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break;
3013 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break;
3014 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break;
3015 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break;
3016 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break;
3017 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break;
3018 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break;
3019 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break;
3020 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break;
3021 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break;
3022 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break;
3023
3024 case LINUX_VIDIOCSMICROCODE:
3025 error = fget(td, args->fd,
3026 &cap_ioctl_rights, &fp);
3027 if (error != 0)
3028 return (error);
3029 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode));
3030 if (error) {
3031 fdrop(fp, td);
3032 return (error);
3033 }
3034 linux_to_bsd_v4l_code(&l_vcode, &vcode);
3035 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td);
3036 fdrop(fp, td);
3037 return (error);
3038
3039 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break;
3040 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break;
3041 default: return (ENOIOCTL);
3042 }
3043
3044 error = sys_ioctl(td, (struct ioctl_args *)args);
3045 return (error);
3046 }
3047
3048 /*
3049 * Special ioctl handler
3050 */
3051 static int
linux_ioctl_special(struct thread * td,struct linux_ioctl_args * args)3052 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args)
3053 {
3054 int error;
3055
3056 switch (args->cmd) {
3057 case LINUX_SIOCGIFADDR:
3058 args->cmd = SIOCGIFADDR;
3059 error = sys_ioctl(td, (struct ioctl_args *)args);
3060 break;
3061 case LINUX_SIOCSIFADDR:
3062 args->cmd = SIOCSIFADDR;
3063 error = sys_ioctl(td, (struct ioctl_args *)args);
3064 break;
3065 case LINUX_SIOCGIFFLAGS:
3066 args->cmd = SIOCGIFFLAGS;
3067 error = sys_ioctl(td, (struct ioctl_args *)args);
3068 break;
3069 default:
3070 error = ENOIOCTL;
3071 }
3072
3073 return (error);
3074 }
3075
3076 static int
linux_to_bsd_v4l2_standard(struct l_v4l2_standard * lvstd,struct v4l2_standard * vstd)3077 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd)
3078 {
3079 vstd->index = lvstd->index;
3080 vstd->id = lvstd->id;
3081 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3082 memcpy(vstd->name, lvstd->name, sizeof(vstd->name));
3083 vstd->frameperiod = lvstd->frameperiod;
3084 vstd->framelines = lvstd->framelines;
3085 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3086 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved));
3087 return (0);
3088 }
3089
3090 static int
bsd_to_linux_v4l2_standard(struct v4l2_standard * vstd,struct l_v4l2_standard * lvstd)3091 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd)
3092 {
3093 lvstd->index = vstd->index;
3094 lvstd->id = vstd->id;
3095 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3096 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name));
3097 lvstd->frameperiod = vstd->frameperiod;
3098 lvstd->framelines = vstd->framelines;
3099 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3100 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved));
3101 return (0);
3102 }
3103
3104 static int
linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer * lvb,struct v4l2_buffer * vb)3105 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb)
3106 {
3107 vb->index = lvb->index;
3108 vb->type = lvb->type;
3109 vb->bytesused = lvb->bytesused;
3110 vb->flags = lvb->flags;
3111 vb->field = lvb->field;
3112 vb->timestamp.tv_sec = lvb->timestamp.tv_sec;
3113 vb->timestamp.tv_usec = lvb->timestamp.tv_usec;
3114 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode));
3115 vb->sequence = lvb->sequence;
3116 vb->memory = lvb->memory;
3117 if (lvb->memory == V4L2_MEMORY_USERPTR)
3118 /* possible pointer size conversion */
3119 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr);
3120 else
3121 vb->m.offset = lvb->m.offset;
3122 vb->length = lvb->length;
3123 vb->input = lvb->input;
3124 vb->reserved = lvb->reserved;
3125 return (0);
3126 }
3127
3128 static int
bsd_to_linux_v4l2_buffer(struct v4l2_buffer * vb,struct l_v4l2_buffer * lvb)3129 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb)
3130 {
3131 lvb->index = vb->index;
3132 lvb->type = vb->type;
3133 lvb->bytesused = vb->bytesused;
3134 lvb->flags = vb->flags;
3135 lvb->field = vb->field;
3136 lvb->timestamp.tv_sec = vb->timestamp.tv_sec;
3137 lvb->timestamp.tv_usec = vb->timestamp.tv_usec;
3138 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode));
3139 lvb->sequence = vb->sequence;
3140 lvb->memory = vb->memory;
3141 if (vb->memory == V4L2_MEMORY_USERPTR)
3142 /* possible pointer size conversion */
3143 lvb->m.userptr = PTROUT(vb->m.userptr);
3144 else
3145 lvb->m.offset = vb->m.offset;
3146 lvb->length = vb->length;
3147 lvb->input = vb->input;
3148 lvb->reserved = vb->reserved;
3149 return (0);
3150 }
3151
3152 static int
linux_to_bsd_v4l2_format(struct l_v4l2_format * lvf,struct v4l2_format * vf)3153 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf)
3154 {
3155 vf->type = lvf->type;
3156 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3157 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3158 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3159 #endif
3160 )
3161 /*
3162 * XXX TODO - needs 32 -> 64 bit conversion:
3163 * (unused by webcams?)
3164 */
3165 return (EINVAL);
3166 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt));
3167 return (0);
3168 }
3169
3170 static int
bsd_to_linux_v4l2_format(struct v4l2_format * vf,struct l_v4l2_format * lvf)3171 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf)
3172 {
3173 lvf->type = vf->type;
3174 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3175 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3176 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3177 #endif
3178 )
3179 /*
3180 * XXX TODO - needs 32 -> 64 bit conversion:
3181 * (unused by webcams?)
3182 */
3183 return (EINVAL);
3184 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt));
3185 return (0);
3186 }
3187 static int
linux_ioctl_v4l2(struct thread * td,struct linux_ioctl_args * args)3188 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args)
3189 {
3190 struct file *fp;
3191 int error;
3192 struct v4l2_format vformat;
3193 struct l_v4l2_format l_vformat;
3194 struct v4l2_standard vstd;
3195 struct l_v4l2_standard l_vstd;
3196 struct l_v4l2_buffer l_vbuf;
3197 struct v4l2_buffer vbuf;
3198 struct v4l2_input vinp;
3199
3200 switch (args->cmd & 0xffff) {
3201 case LINUX_VIDIOC_RESERVED:
3202 case LINUX_VIDIOC_LOG_STATUS:
3203 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID)
3204 return (ENOIOCTL);
3205 args->cmd = (args->cmd & 0xffff) | IOC_VOID;
3206 break;
3207
3208 case LINUX_VIDIOC_OVERLAY:
3209 case LINUX_VIDIOC_STREAMON:
3210 case LINUX_VIDIOC_STREAMOFF:
3211 case LINUX_VIDIOC_S_STD:
3212 case LINUX_VIDIOC_S_TUNER:
3213 case LINUX_VIDIOC_S_AUDIO:
3214 case LINUX_VIDIOC_S_AUDOUT:
3215 case LINUX_VIDIOC_S_MODULATOR:
3216 case LINUX_VIDIOC_S_FREQUENCY:
3217 case LINUX_VIDIOC_S_CROP:
3218 case LINUX_VIDIOC_S_JPEGCOMP:
3219 case LINUX_VIDIOC_S_PRIORITY:
3220 case LINUX_VIDIOC_DBG_S_REGISTER:
3221 case LINUX_VIDIOC_S_HW_FREQ_SEEK:
3222 case LINUX_VIDIOC_SUBSCRIBE_EVENT:
3223 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT:
3224 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN;
3225 break;
3226
3227 case LINUX_VIDIOC_QUERYCAP:
3228 case LINUX_VIDIOC_G_STD:
3229 case LINUX_VIDIOC_G_AUDIO:
3230 case LINUX_VIDIOC_G_INPUT:
3231 case LINUX_VIDIOC_G_OUTPUT:
3232 case LINUX_VIDIOC_G_AUDOUT:
3233 case LINUX_VIDIOC_G_JPEGCOMP:
3234 case LINUX_VIDIOC_QUERYSTD:
3235 case LINUX_VIDIOC_G_PRIORITY:
3236 case LINUX_VIDIOC_QUERY_DV_PRESET:
3237 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT;
3238 break;
3239
3240 case LINUX_VIDIOC_ENUM_FMT:
3241 case LINUX_VIDIOC_REQBUFS:
3242 case LINUX_VIDIOC_G_PARM:
3243 case LINUX_VIDIOC_S_PARM:
3244 case LINUX_VIDIOC_G_CTRL:
3245 case LINUX_VIDIOC_S_CTRL:
3246 case LINUX_VIDIOC_G_TUNER:
3247 case LINUX_VIDIOC_QUERYCTRL:
3248 case LINUX_VIDIOC_QUERYMENU:
3249 case LINUX_VIDIOC_S_INPUT:
3250 case LINUX_VIDIOC_S_OUTPUT:
3251 case LINUX_VIDIOC_ENUMOUTPUT:
3252 case LINUX_VIDIOC_G_MODULATOR:
3253 case LINUX_VIDIOC_G_FREQUENCY:
3254 case LINUX_VIDIOC_CROPCAP:
3255 case LINUX_VIDIOC_G_CROP:
3256 case LINUX_VIDIOC_ENUMAUDIO:
3257 case LINUX_VIDIOC_ENUMAUDOUT:
3258 case LINUX_VIDIOC_G_SLICED_VBI_CAP:
3259 #ifdef VIDIOC_ENUM_FRAMESIZES
3260 case LINUX_VIDIOC_ENUM_FRAMESIZES:
3261 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS:
3262 case LINUX_VIDIOC_ENCODER_CMD:
3263 case LINUX_VIDIOC_TRY_ENCODER_CMD:
3264 #endif
3265 case LINUX_VIDIOC_DBG_G_REGISTER:
3266 case LINUX_VIDIOC_DBG_G_CHIP_IDENT:
3267 case LINUX_VIDIOC_ENUM_DV_PRESETS:
3268 case LINUX_VIDIOC_S_DV_PRESET:
3269 case LINUX_VIDIOC_G_DV_PRESET:
3270 case LINUX_VIDIOC_S_DV_TIMINGS:
3271 case LINUX_VIDIOC_G_DV_TIMINGS:
3272 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3273 break;
3274
3275 case LINUX_VIDIOC_G_FMT:
3276 case LINUX_VIDIOC_S_FMT:
3277 case LINUX_VIDIOC_TRY_FMT:
3278 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat));
3279 if (error)
3280 return (error);
3281 error = fget(td, args->fd,
3282 &cap_ioctl_rights, &fp);
3283 if (error)
3284 return (error);
3285 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0)
3286 error = EINVAL;
3287 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT)
3288 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat,
3289 td->td_ucred, td);
3290 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT)
3291 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat,
3292 td->td_ucred, td);
3293 else
3294 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat,
3295 td->td_ucred, td);
3296 bsd_to_linux_v4l2_format(&vformat, &l_vformat);
3297 if (error == 0)
3298 error = copyout(&l_vformat, (void *)args->arg,
3299 sizeof(l_vformat));
3300 fdrop(fp, td);
3301 return (error);
3302
3303 case LINUX_VIDIOC_ENUMSTD:
3304 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd));
3305 if (error)
3306 return (error);
3307 linux_to_bsd_v4l2_standard(&l_vstd, &vstd);
3308 error = fget(td, args->fd,
3309 &cap_ioctl_rights, &fp);
3310 if (error)
3311 return (error);
3312 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd,
3313 td->td_ucred, td);
3314 if (error) {
3315 fdrop(fp, td);
3316 return (error);
3317 }
3318 bsd_to_linux_v4l2_standard(&vstd, &l_vstd);
3319 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd));
3320 fdrop(fp, td);
3321 return (error);
3322
3323 case LINUX_VIDIOC_ENUMINPUT:
3324 /*
3325 * The Linux struct l_v4l2_input differs only in size,
3326 * it has no padding at the end.
3327 */
3328 error = copyin((void *)args->arg, &vinp,
3329 sizeof(struct l_v4l2_input));
3330 if (error != 0)
3331 return (error);
3332 error = fget(td, args->fd,
3333 &cap_ioctl_rights, &fp);
3334 if (error != 0)
3335 return (error);
3336 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp,
3337 td->td_ucred, td);
3338 if (error) {
3339 fdrop(fp, td);
3340 return (error);
3341 }
3342 error = copyout(&vinp, (void *)args->arg,
3343 sizeof(struct l_v4l2_input));
3344 fdrop(fp, td);
3345 return (error);
3346
3347 case LINUX_VIDIOC_QUERYBUF:
3348 case LINUX_VIDIOC_QBUF:
3349 case LINUX_VIDIOC_DQBUF:
3350 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf));
3351 if (error)
3352 return (error);
3353 error = fget(td, args->fd,
3354 &cap_ioctl_rights, &fp);
3355 if (error)
3356 return (error);
3357 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf);
3358 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF)
3359 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf,
3360 td->td_ucred, td);
3361 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF)
3362 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf,
3363 td->td_ucred, td);
3364 else
3365 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf,
3366 td->td_ucred, td);
3367 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf);
3368 if (error == 0)
3369 error = copyout(&l_vbuf, (void *)args->arg,
3370 sizeof(l_vbuf));
3371 fdrop(fp, td);
3372 return (error);
3373
3374 /*
3375 * XXX TODO - these need 32 -> 64 bit conversion:
3376 * (are any of them needed for webcams?)
3377 */
3378 case LINUX_VIDIOC_G_FBUF:
3379 case LINUX_VIDIOC_S_FBUF:
3380
3381 case LINUX_VIDIOC_G_EXT_CTRLS:
3382 case LINUX_VIDIOC_S_EXT_CTRLS:
3383 case LINUX_VIDIOC_TRY_EXT_CTRLS:
3384
3385 case LINUX_VIDIOC_DQEVENT:
3386
3387 default: return (ENOIOCTL);
3388 }
3389
3390 error = sys_ioctl(td, (struct ioctl_args *)args);
3391 return (error);
3392 }
3393
3394 /*
3395 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros
3396 * instead of USB* ones. This lets us to provide correct values for cmd.
3397 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone.
3398 */
3399 static int
linux_ioctl_fbsd_usb(struct thread * td,struct linux_ioctl_args * args)3400 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args)
3401 {
3402 int error;
3403
3404 error = 0;
3405 switch (args->cmd) {
3406 case FBSD_LUSB_DEVICEENUMERATE:
3407 args->cmd = USB_DEVICEENUMERATE;
3408 break;
3409 case FBSD_LUSB_DEV_QUIRK_ADD:
3410 args->cmd = USB_DEV_QUIRK_ADD;
3411 break;
3412 case FBSD_LUSB_DEV_QUIRK_GET:
3413 args->cmd = USB_DEV_QUIRK_GET;
3414 break;
3415 case FBSD_LUSB_DEV_QUIRK_REMOVE:
3416 args->cmd = USB_DEV_QUIRK_REMOVE;
3417 break;
3418 case FBSD_LUSB_DO_REQUEST:
3419 args->cmd = USB_DO_REQUEST;
3420 break;
3421 case FBSD_LUSB_FS_CLEAR_STALL_SYNC:
3422 args->cmd = USB_FS_CLEAR_STALL_SYNC;
3423 break;
3424 case FBSD_LUSB_FS_CLOSE:
3425 args->cmd = USB_FS_CLOSE;
3426 break;
3427 case FBSD_LUSB_FS_COMPLETE:
3428 args->cmd = USB_FS_COMPLETE;
3429 break;
3430 case FBSD_LUSB_FS_INIT:
3431 args->cmd = USB_FS_INIT;
3432 break;
3433 case FBSD_LUSB_FS_OPEN:
3434 args->cmd = USB_FS_OPEN;
3435 break;
3436 case FBSD_LUSB_FS_START:
3437 args->cmd = USB_FS_START;
3438 break;
3439 case FBSD_LUSB_FS_STOP:
3440 args->cmd = USB_FS_STOP;
3441 break;
3442 case FBSD_LUSB_FS_UNINIT:
3443 args->cmd = USB_FS_UNINIT;
3444 break;
3445 case FBSD_LUSB_GET_CONFIG:
3446 args->cmd = USB_GET_CONFIG;
3447 break;
3448 case FBSD_LUSB_GET_DEVICEINFO:
3449 args->cmd = USB_GET_DEVICEINFO;
3450 break;
3451 case FBSD_LUSB_GET_DEVICE_DESC:
3452 args->cmd = USB_GET_DEVICE_DESC;
3453 break;
3454 case FBSD_LUSB_GET_FULL_DESC:
3455 args->cmd = USB_GET_FULL_DESC;
3456 break;
3457 case FBSD_LUSB_GET_IFACE_DRIVER:
3458 args->cmd = USB_GET_IFACE_DRIVER;
3459 break;
3460 case FBSD_LUSB_GET_PLUGTIME:
3461 args->cmd = USB_GET_PLUGTIME;
3462 break;
3463 case FBSD_LUSB_GET_POWER_MODE:
3464 args->cmd = USB_GET_POWER_MODE;
3465 break;
3466 case FBSD_LUSB_GET_REPORT_DESC:
3467 args->cmd = USB_GET_REPORT_DESC;
3468 break;
3469 case FBSD_LUSB_GET_REPORT_ID:
3470 args->cmd = USB_GET_REPORT_ID;
3471 break;
3472 case FBSD_LUSB_GET_TEMPLATE:
3473 args->cmd = USB_GET_TEMPLATE;
3474 break;
3475 case FBSD_LUSB_IFACE_DRIVER_ACTIVE:
3476 args->cmd = USB_IFACE_DRIVER_ACTIVE;
3477 break;
3478 case FBSD_LUSB_IFACE_DRIVER_DETACH:
3479 args->cmd = USB_IFACE_DRIVER_DETACH;
3480 break;
3481 case FBSD_LUSB_QUIRK_NAME_GET:
3482 args->cmd = USB_QUIRK_NAME_GET;
3483 break;
3484 case FBSD_LUSB_READ_DIR:
3485 args->cmd = USB_READ_DIR;
3486 break;
3487 case FBSD_LUSB_SET_ALTINTERFACE:
3488 args->cmd = USB_SET_ALTINTERFACE;
3489 break;
3490 case FBSD_LUSB_SET_CONFIG:
3491 args->cmd = USB_SET_CONFIG;
3492 break;
3493 case FBSD_LUSB_SET_IMMED:
3494 args->cmd = USB_SET_IMMED;
3495 break;
3496 case FBSD_LUSB_SET_POWER_MODE:
3497 args->cmd = USB_SET_POWER_MODE;
3498 break;
3499 case FBSD_LUSB_SET_TEMPLATE:
3500 args->cmd = USB_SET_TEMPLATE;
3501 break;
3502 case FBSD_LUSB_FS_OPEN_STREAM:
3503 args->cmd = USB_FS_OPEN_STREAM;
3504 break;
3505 case FBSD_LUSB_GET_DEV_PORT_PATH:
3506 args->cmd = USB_GET_DEV_PORT_PATH;
3507 break;
3508 case FBSD_LUSB_GET_POWER_USAGE:
3509 args->cmd = USB_GET_POWER_USAGE;
3510 break;
3511 case FBSD_LUSB_DEVICESTATS:
3512 args->cmd = USB_DEVICESTATS;
3513 break;
3514 default:
3515 error = ENOIOCTL;
3516 }
3517 if (error != ENOIOCTL)
3518 error = sys_ioctl(td, (struct ioctl_args *)args);
3519 return (error);
3520 }
3521
3522 /*
3523 * Some evdev ioctls must be translated.
3524 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data
3525 * (must be IOC_INOUT on FreeBSD).
3526 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with
3527 * an int argument. You don't pass an int pointer to the ioctl(), however,
3528 * but just the int directly. On FreeBSD, they are defined as _IOWINT for
3529 * this to work.
3530 */
3531 static int
linux_ioctl_evdev(struct thread * td,struct linux_ioctl_args * args)3532 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args)
3533 {
3534 struct file *fp;
3535 clockid_t clock;
3536 int error;
3537
3538 args->cmd = SETDIR(args->cmd);
3539
3540 switch (args->cmd) {
3541 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN:
3542 args->cmd = EVIOCGRAB;
3543 break;
3544 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN:
3545 args->cmd = EVIOCREVOKE;
3546 break;
3547 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN:
3548 args->cmd = EVIOCRMFF;
3549 break;
3550 case EVIOCSCLOCKID: {
3551 error = copyin(PTRIN(args->arg), &clock, sizeof(clock));
3552 if (error != 0)
3553 return (error);
3554 if (clock & ~(LINUX_IOCTL_EVDEV_CLK))
3555 return (EINVAL);
3556 error = linux_to_native_clockid(&clock, clock);
3557 if (error != 0)
3558 return (error);
3559
3560 error = fget(td, args->fd,
3561 &cap_ioctl_rights, &fp);
3562 if (error != 0)
3563 return (error);
3564
3565 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td);
3566 fdrop(fp, td);
3567 return (error);
3568 }
3569 default:
3570 break;
3571 }
3572
3573 if (IOCBASECMD(args->cmd) ==
3574 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT))
3575 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3576
3577 return (sys_ioctl(td, (struct ioctl_args *)args));
3578 }
3579
3580 static int
linux_ioctl_kcov(struct thread * td,struct linux_ioctl_args * args)3581 linux_ioctl_kcov(struct thread *td, struct linux_ioctl_args *args)
3582 {
3583 int error;
3584
3585 error = 0;
3586 switch (args->cmd & 0xffff) {
3587 case LINUX_KCOV_INIT_TRACE:
3588 args->cmd = KIOSETBUFSIZE;
3589 break;
3590 case LINUX_KCOV_ENABLE:
3591 args->cmd = KIOENABLE;
3592 if (args->arg == 0)
3593 args->arg = KCOV_MODE_TRACE_PC;
3594 else if (args->arg == 1)
3595 args->arg = KCOV_MODE_TRACE_CMP;
3596 else
3597 error = EINVAL;
3598 break;
3599 case LINUX_KCOV_DISABLE:
3600 args->cmd = KIODISABLE;
3601 break;
3602 default:
3603 error = ENOTTY;
3604 break;
3605 }
3606
3607 if (error == 0)
3608 error = sys_ioctl(td, (struct ioctl_args *)args);
3609 return (error);
3610 }
3611
3612 #ifndef COMPAT_LINUX32
3613 static int
linux_ioctl_nvme(struct thread * td,struct linux_ioctl_args * args)3614 linux_ioctl_nvme(struct thread *td, struct linux_ioctl_args *args)
3615 {
3616
3617 /*
3618 * The NVMe drivers for namespace and controller implement these
3619 * commands using their native format. All the others are not
3620 * implemented yet.
3621 */
3622 switch (args->cmd & 0xffff) {
3623 case LINUX_NVME_IOCTL_ID:
3624 args->cmd = NVME_IOCTL_ID;
3625 break;
3626 case LINUX_NVME_IOCTL_RESET:
3627 args->cmd = NVME_IOCTL_RESET;
3628 break;
3629 case LINUX_NVME_IOCTL_ADMIN_CMD:
3630 args->cmd = NVME_IOCTL_ADMIN_CMD;
3631 break;
3632 case LINUX_NVME_IOCTL_IO_CMD:
3633 args->cmd = NVME_IOCTL_IO_CMD;
3634 break;
3635 default:
3636 return (ENODEV);
3637 }
3638 return (sys_ioctl(td, (struct ioctl_args *)args));
3639 }
3640 #endif
3641
3642 static int
linux_ioctl_hidraw(struct thread * td,struct linux_ioctl_args * args)3643 linux_ioctl_hidraw(struct thread *td, struct linux_ioctl_args *args)
3644 {
3645 int len = (args->cmd & 0x3fff0000) >> 16;
3646 if (len > 8192)
3647 return (EINVAL);
3648
3649 switch (args->cmd & 0xffff) {
3650 case LINUX_HIDIOCGRDESCSIZE:
3651 args->cmd = HIDIOCGRDESCSIZE;
3652 break;
3653 case LINUX_HIDIOCGRDESC:
3654 args->cmd = HIDIOCGRDESC;
3655 break;
3656 case LINUX_HIDIOCGRAWINFO:
3657 args->cmd = HIDIOCGRAWINFO;
3658 break;
3659 case LINUX_HIDIOCGRAWNAME:
3660 args->cmd = HIDIOCGRAWNAME(len);
3661 break;
3662 case LINUX_HIDIOCGRAWPHYS:
3663 args->cmd = HIDIOCGRAWPHYS(len);
3664 break;
3665 case LINUX_HIDIOCSFEATURE:
3666 args->cmd = HIDIOCSFEATURE(len);
3667 break;
3668 case LINUX_HIDIOCGFEATURE:
3669 args->cmd = HIDIOCGFEATURE(len);
3670 break;
3671 case LINUX_HIDIOCGRAWUNIQ:
3672 args->cmd = HIDIOCGRAWUNIQ(len);
3673 break;
3674 case LINUX_HIDIOCSINPUT:
3675 args->cmd = HIDIOCSINPUT(len);
3676 break;
3677 case LINUX_HIDIOCGINPUT:
3678 args->cmd = HIDIOCGINPUT(len);
3679 break;
3680 case LINUX_HIDIOCSOUTPUT:
3681 args->cmd = HIDIOCSOUTPUT(len);
3682 break;
3683 case LINUX_HIDIOCGOUTPUT:
3684 args->cmd = HIDIOCGOUTPUT(len);
3685 break;
3686 }
3687
3688 return (sys_ioctl(td, (struct ioctl_args *)args));
3689 }
3690
3691 /*
3692 * main ioctl syscall function
3693 */
3694
3695 static int
linux_ioctl_fallback(struct thread * td,struct linux_ioctl_args * args)3696 linux_ioctl_fallback(struct thread *td, struct linux_ioctl_args *args)
3697 {
3698 struct file *fp;
3699 struct linux_ioctl_handler_element *he;
3700 int error, cmd;
3701
3702 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
3703 if (error != 0)
3704 return (error);
3705 if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
3706 fdrop(fp, td);
3707 return (EBADF);
3708 }
3709
3710 /* Iterate over the ioctl handlers */
3711 cmd = args->cmd & 0xffff;
3712 sx_slock(&linux_ioctl_sx);
3713 mtx_lock(&Giant);
3714 #ifdef COMPAT_LINUX32
3715 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
3716 if (cmd >= he->low && cmd <= he->high) {
3717 error = (*he->func)(td, args);
3718 if (error != ENOIOCTL) {
3719 mtx_unlock(&Giant);
3720 sx_sunlock(&linux_ioctl_sx);
3721 fdrop(fp, td);
3722 return (error);
3723 }
3724 }
3725 }
3726 #endif
3727 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3728 if (cmd >= he->low && cmd <= he->high) {
3729 error = (*he->func)(td, args);
3730 if (error != ENOIOCTL) {
3731 mtx_unlock(&Giant);
3732 sx_sunlock(&linux_ioctl_sx);
3733 fdrop(fp, td);
3734 return (error);
3735 }
3736 }
3737 }
3738 mtx_unlock(&Giant);
3739 sx_sunlock(&linux_ioctl_sx);
3740 fdrop(fp, td);
3741
3742 switch (args->cmd & 0xffff) {
3743 case LINUX_BTRFS_IOC_CLONE:
3744 case LINUX_F2FS_IOC_GET_FEATURES:
3745 case LINUX_FS_IOC_FIEMAP:
3746 return (ENOTSUP);
3747
3748 default:
3749 linux_msg(td, "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented",
3750 __func__, args->fd, args->cmd,
3751 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff));
3752 break;
3753 }
3754
3755 return (EINVAL);
3756 }
3757
3758 int
linux_ioctl(struct thread * td,struct linux_ioctl_args * args)3759 linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
3760 {
3761 struct linux_ioctl_handler *handler;
3762 int error, cmd, i;
3763
3764 cmd = args->cmd & 0xffff;
3765
3766 /*
3767 * array of ioctls known at compilation time. Elides a lot of work on
3768 * each call compared to the list variant. Everything frequently used
3769 * should be moved here.
3770 *
3771 * Arguably the magic creating the list should create an array instead.
3772 *
3773 * For now just a linear scan.
3774 */
3775 for (i = 0; i < nitems(linux_ioctls); i++) {
3776 handler = &linux_ioctls[i];
3777 if (cmd >= handler->low && cmd <= handler->high) {
3778 error = (*handler->func)(td, args);
3779 if (error != ENOIOCTL) {
3780 return (error);
3781 }
3782 }
3783 }
3784 return (linux_ioctl_fallback(td, args));
3785 }
3786
3787 int
linux_ioctl_register_handler(struct linux_ioctl_handler * h)3788 linux_ioctl_register_handler(struct linux_ioctl_handler *h)
3789 {
3790 struct linux_ioctl_handler_element *he, *cur;
3791
3792 if (h == NULL || h->func == NULL)
3793 return (EINVAL);
3794
3795 /*
3796 * Reuse the element if the handler is already on the list, otherwise
3797 * create a new element.
3798 */
3799 sx_xlock(&linux_ioctl_sx);
3800 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3801 if (he->func == h->func)
3802 break;
3803 }
3804 if (he == NULL) {
3805 he = malloc(sizeof(*he),
3806 M_LINUX, M_WAITOK);
3807 he->func = h->func;
3808 } else
3809 TAILQ_REMOVE(&linux_ioctl_handlers, he, list);
3810
3811 /* Initialize range information. */
3812 he->low = h->low;
3813 he->high = h->high;
3814 he->span = h->high - h->low + 1;
3815
3816 /* Add the element to the list, sorted on span. */
3817 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) {
3818 if (cur->span > he->span) {
3819 TAILQ_INSERT_BEFORE(cur, he, list);
3820 sx_xunlock(&linux_ioctl_sx);
3821 return (0);
3822 }
3823 }
3824 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list);
3825 sx_xunlock(&linux_ioctl_sx);
3826
3827 return (0);
3828 }
3829
3830 int
linux_ioctl_unregister_handler(struct linux_ioctl_handler * h)3831 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h)
3832 {
3833 struct linux_ioctl_handler_element *he;
3834
3835 if (h == NULL || h->func == NULL)
3836 return (EINVAL);
3837
3838 sx_xlock(&linux_ioctl_sx);
3839 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3840 if (he->func == h->func) {
3841 TAILQ_REMOVE(&linux_ioctl_handlers, he, list);
3842 sx_xunlock(&linux_ioctl_sx);
3843 free(he, M_LINUX);
3844 return (0);
3845 }
3846 }
3847 sx_xunlock(&linux_ioctl_sx);
3848
3849 return (EINVAL);
3850 }
3851
3852 #ifdef COMPAT_LINUX32
3853 int
linux32_ioctl_register_handler(struct linux_ioctl_handler * h)3854 linux32_ioctl_register_handler(struct linux_ioctl_handler *h)
3855 {
3856 struct linux_ioctl_handler_element *he, *cur;
3857
3858 if (h == NULL || h->func == NULL)
3859 return (EINVAL);
3860
3861 /*
3862 * Reuse the element if the handler is already on the list, otherwise
3863 * create a new element.
3864 */
3865 sx_xlock(&linux_ioctl_sx);
3866 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
3867 if (he->func == h->func)
3868 break;
3869 }
3870 if (he == NULL) {
3871 he = malloc(sizeof(*he), M_LINUX, M_WAITOK);
3872 he->func = h->func;
3873 } else
3874 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list);
3875
3876 /* Initialize range information. */
3877 he->low = h->low;
3878 he->high = h->high;
3879 he->span = h->high - h->low + 1;
3880
3881 /* Add the element to the list, sorted on span. */
3882 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) {
3883 if (cur->span > he->span) {
3884 TAILQ_INSERT_BEFORE(cur, he, list);
3885 sx_xunlock(&linux_ioctl_sx);
3886 return (0);
3887 }
3888 }
3889 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list);
3890 sx_xunlock(&linux_ioctl_sx);
3891
3892 return (0);
3893 }
3894
3895 int
linux32_ioctl_unregister_handler(struct linux_ioctl_handler * h)3896 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h)
3897 {
3898 struct linux_ioctl_handler_element *he;
3899
3900 if (h == NULL || h->func == NULL)
3901 return (EINVAL);
3902
3903 sx_xlock(&linux_ioctl_sx);
3904 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
3905 if (he->func == h->func) {
3906 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list);
3907 sx_xunlock(&linux_ioctl_sx);
3908 free(he, M_LINUX);
3909 return (0);
3910 }
3911 }
3912 sx_xunlock(&linux_ioctl_sx);
3913
3914 return (EINVAL);
3915 }
3916 #endif
3917