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/vnode.h>
47 #include <sys/sbuf.h>
48 #include <sys/sockio.h>
49 #include <sys/soundcard.h>
50 #include <sys/syscallsubr.h>
51 #include <sys/sysctl.h>
52 #include <sys/sysproto.h>
53 #include <sys/sx.h>
54 #include <sys/tty.h>
55
56 #include <net/if.h>
57 #include <net/if_var.h>
58 #include <net/if_dl.h>
59 #include <net/if_types.h>
60
61 #include <dev/evdev/input.h>
62 #include <dev/hid/hidraw.h>
63 #include <dev/iicbus/iic.h>
64 #include <dev/usb/usb_ioctl.h>
65
66 #ifdef COMPAT_LINUX32
67 #include <machine/../linux32/linux.h>
68 #include <machine/../linux32/linux32_proto.h>
69 #else
70 #include <machine/../linux/linux.h>
71 #include <machine/../linux/linux_proto.h>
72 #endif
73
74 #include <compat/linux/linux_common.h>
75 #include <compat/linux/linux_ioctl.h>
76 #include <compat/linux/linux_mib.h>
77 #include <compat/linux/linux_socket.h>
78 #include <compat/linux/linux_time.h>
79 #include <compat/linux/linux_util.h>
80
81 #include <contrib/v4l/videodev.h>
82 #include <compat/linux/linux_videodev_compat.h>
83
84 #include <contrib/v4l/videodev2.h>
85 #include <compat/linux/linux_videodev2_compat.h>
86
87 #include <cam/scsi/scsi_sg.h>
88
89 #include <dev/nvme/nvme_linux.h>
90
91 #define DEFINE_LINUX_IOCTL_SET(shortname, SHORTNAME) \
92 static linux_ioctl_function_t linux_ioctl_ ## shortname; \
93 static struct linux_ioctl_handler shortname ## _handler = { \
94 .func = linux_ioctl_ ## shortname, \
95 .low = LINUX_IOCTL_ ## SHORTNAME ## _MIN, \
96 .high = LINUX_IOCTL_ ## SHORTNAME ## _MAX, \
97 }; \
98 DATA_SET(linux_ioctl_handler_set, shortname ## _handler)
99
100 DEFINE_LINUX_IOCTL_SET(cdrom, CDROM);
101 DEFINE_LINUX_IOCTL_SET(vfat, VFAT);
102 DEFINE_LINUX_IOCTL_SET(console, CONSOLE);
103 DEFINE_LINUX_IOCTL_SET(hdio, HDIO);
104 DEFINE_LINUX_IOCTL_SET(disk, DISK);
105 DEFINE_LINUX_IOCTL_SET(i2c, I2C);
106 DEFINE_LINUX_IOCTL_SET(socket, SOCKET);
107 DEFINE_LINUX_IOCTL_SET(sound, SOUND);
108 DEFINE_LINUX_IOCTL_SET(termio, TERMIO);
109 DEFINE_LINUX_IOCTL_SET(private, PRIVATE);
110 DEFINE_LINUX_IOCTL_SET(drm, DRM);
111 DEFINE_LINUX_IOCTL_SET(dmabuf, DMABUF);
112 DEFINE_LINUX_IOCTL_SET(syncfile, SYNCFILE);
113 DEFINE_LINUX_IOCTL_SET(sg, SG);
114 DEFINE_LINUX_IOCTL_SET(v4l, VIDEO);
115 DEFINE_LINUX_IOCTL_SET(v4l2, VIDEO2);
116 DEFINE_LINUX_IOCTL_SET(fbsd_usb, FBSD_LUSB);
117 DEFINE_LINUX_IOCTL_SET(evdev, EVDEV);
118 DEFINE_LINUX_IOCTL_SET(kcov, KCOV);
119 #ifndef COMPAT_LINUX32
120 DEFINE_LINUX_IOCTL_SET(nvme, NVME);
121 #endif
122 DEFINE_LINUX_IOCTL_SET(hidraw, HIDRAW);
123
124 #undef DEFINE_LINUX_IOCTL_SET
125
126 static int linux_ioctl_special(struct thread *, struct linux_ioctl_args *);
127
128 /*
129 * Keep sorted by low.
130 */
131 static struct linux_ioctl_handler linux_ioctls[] = {
132 { .func = linux_ioctl_termio, .low = LINUX_IOCTL_TERMIO_MIN,
133 .high = LINUX_IOCTL_TERMIO_MAX },
134 };
135
136 #ifdef __i386__
137 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers =
138 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers);
139 static struct sx linux_ioctl_sx;
140 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers");
141 #else
142 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers;
143 extern struct sx linux_ioctl_sx;
144 #endif
145 #ifdef COMPAT_LINUX32
146 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers =
147 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers);
148 #endif
149
150 /*
151 * hdio related ioctls for VMWare support
152 */
153
154 struct linux_hd_geometry {
155 uint8_t heads;
156 uint8_t sectors;
157 uint16_t cylinders;
158 uint32_t start;
159 };
160
161 struct linux_hd_big_geometry {
162 uint8_t heads;
163 uint8_t sectors;
164 uint32_t cylinders;
165 uint32_t start;
166 };
167
168 struct linux_i2c_msg {
169 uint16_t addr;
170 uint16_t flags;
171 uint16_t len;
172 l_uintptr_t buf;
173 };
174
175 struct linux_i2c_rdwr_data {
176 l_uintptr_t msgs;
177 l_uint nmsgs;
178 };
179
180 static int
linux_ioctl_hdio(struct thread * td,struct linux_ioctl_args * args)181 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args)
182 {
183 struct file *fp;
184 int error;
185 u_int sectorsize, fwcylinders, fwheads, fwsectors;
186 off_t mediasize, bytespercyl;
187
188 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
189 if (error != 0)
190 return (error);
191 switch (args->cmd & 0xffff) {
192 case LINUX_HDIO_GET_GEO:
193 case LINUX_HDIO_GET_GEO_BIG:
194 error = fo_ioctl(fp, DIOCGMEDIASIZE,
195 (caddr_t)&mediasize, td->td_ucred, td);
196 if (!error)
197 error = fo_ioctl(fp, DIOCGSECTORSIZE,
198 (caddr_t)§orsize, td->td_ucred, td);
199 if (!error)
200 error = fo_ioctl(fp, DIOCGFWHEADS,
201 (caddr_t)&fwheads, td->td_ucred, td);
202 if (!error)
203 error = fo_ioctl(fp, DIOCGFWSECTORS,
204 (caddr_t)&fwsectors, td->td_ucred, td);
205 /*
206 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so
207 * so pretend that GEOM always says 0. This is NOT VALID
208 * for slices or partitions, only the per-disk raw devices.
209 */
210
211 fdrop(fp, td);
212 if (error)
213 return (error);
214 /*
215 * 1. Calculate the number of bytes in a cylinder,
216 * given the firmware's notion of heads and sectors
217 * per cylinder.
218 * 2. Calculate the number of cylinders, given the total
219 * size of the media.
220 * All internal calculations should have 64-bit precision.
221 */
222 bytespercyl = (off_t) sectorsize * fwheads * fwsectors;
223 fwcylinders = mediasize / bytespercyl;
224
225 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) {
226 struct linux_hd_geometry hdg;
227
228 hdg.cylinders = fwcylinders;
229 hdg.heads = fwheads;
230 hdg.sectors = fwsectors;
231 hdg.start = 0;
232 error = copyout(&hdg, (void *)args->arg, sizeof(hdg));
233 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) {
234 struct linux_hd_big_geometry hdbg;
235
236 memset(&hdbg, 0, sizeof(hdbg));
237 hdbg.cylinders = fwcylinders;
238 hdbg.heads = fwheads;
239 hdbg.sectors = fwsectors;
240 hdbg.start = 0;
241 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg));
242 }
243 return (error);
244 break;
245 default:
246 /* XXX */
247 linux_msg(td,
248 "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented",
249 __func__, args->fd, args->cmd,
250 (int)(args->cmd & 0xff00) >> 8,
251 (int)(args->cmd & 0xff));
252 break;
253 }
254 fdrop(fp, td);
255 return (ENOIOCTL);
256 }
257
258 static int
linux_ioctl_disk(struct thread * td,struct linux_ioctl_args * args)259 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
260 {
261 struct file *fp;
262 int error;
263 u_int sectorsize, psectorsize;
264 uint64_t blksize64;
265 off_t mediasize, stripesize;
266
267 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
268 if (error != 0)
269 return (error);
270 switch (args->cmd & 0xffff) {
271 case LINUX_BLKGETSIZE:
272 error = fo_ioctl(fp, DIOCGSECTORSIZE,
273 (caddr_t)§orsize, td->td_ucred, td);
274 if (!error)
275 error = fo_ioctl(fp, DIOCGMEDIASIZE,
276 (caddr_t)&mediasize, td->td_ucred, td);
277 fdrop(fp, td);
278 if (error)
279 return (error);
280 sectorsize = mediasize / sectorsize;
281 /*
282 * XXX: How do we know we return the right size of integer ?
283 */
284 return (copyout(§orsize, (void *)args->arg,
285 sizeof(sectorsize)));
286 break;
287 case LINUX_BLKGETSIZE64:
288 error = fo_ioctl(fp, DIOCGMEDIASIZE,
289 (caddr_t)&mediasize, td->td_ucred, td);
290 fdrop(fp, td);
291 if (error)
292 return (error);
293 blksize64 = mediasize;
294 return (copyout(&blksize64, (void *)args->arg,
295 sizeof(blksize64)));
296 case LINUX_BLKSSZGET:
297 error = fo_ioctl(fp, DIOCGSECTORSIZE,
298 (caddr_t)§orsize, td->td_ucred, td);
299 fdrop(fp, td);
300 if (error)
301 return (error);
302 return (copyout(§orsize, (void *)args->arg,
303 sizeof(sectorsize)));
304 break;
305 case LINUX_BLKPBSZGET:
306 error = fo_ioctl(fp, DIOCGSTRIPESIZE,
307 (caddr_t)&stripesize, td->td_ucred, td);
308 if (error != 0) {
309 fdrop(fp, td);
310 return (error);
311 }
312 if (stripesize > 0 && stripesize <= 4096) {
313 psectorsize = stripesize;
314 } else {
315 error = fo_ioctl(fp, DIOCGSECTORSIZE,
316 (caddr_t)§orsize, td->td_ucred, td);
317 if (error != 0) {
318 fdrop(fp, td);
319 return (error);
320 }
321 psectorsize = sectorsize;
322 }
323 fdrop(fp, td);
324 return (copyout(&psectorsize, (void *)args->arg,
325 sizeof(psectorsize)));
326 }
327 fdrop(fp, td);
328 return (ENOIOCTL);
329 }
330
331 /*
332 * termio related ioctls
333 */
334
335 struct linux_termio {
336 unsigned short c_iflag;
337 unsigned short c_oflag;
338 unsigned short c_cflag;
339 unsigned short c_lflag;
340 unsigned char c_line;
341 unsigned char c_cc[LINUX_NCC];
342 };
343
344 struct linux_termios {
345 unsigned int c_iflag;
346 unsigned int c_oflag;
347 unsigned int c_cflag;
348 unsigned int c_lflag;
349 unsigned char c_line;
350 unsigned char c_cc[LINUX_NCCS];
351 };
352
353 struct linux_termios2 {
354 unsigned int c_iflag;
355 unsigned int c_oflag;
356 unsigned int c_cflag;
357 unsigned int c_lflag;
358 unsigned char c_line;
359 unsigned char c_cc[LINUX_NCCS];
360 unsigned int c_ispeed;
361 unsigned int c_ospeed;
362 };
363
364 struct linux_winsize {
365 unsigned short ws_row, ws_col;
366 unsigned short ws_xpixel, ws_ypixel;
367 };
368
369 struct speedtab {
370 int sp_speed; /* Speed. */
371 int sp_code; /* Code. */
372 };
373
374 static struct speedtab sptab[] = {
375 { B0, LINUX_B0 }, { B50, LINUX_B50 },
376 { B75, LINUX_B75 }, { B110, LINUX_B110 },
377 { B134, LINUX_B134 }, { B150, LINUX_B150 },
378 { B200, LINUX_B200 }, { B300, LINUX_B300 },
379 { B600, LINUX_B600 }, { B1200, LINUX_B1200 },
380 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 },
381 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 },
382 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 },
383 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 },
384 {-1, -1 }
385 };
386
387 struct linux_serial_struct {
388 int type;
389 int line;
390 int port;
391 int irq;
392 int flags;
393 int xmit_fifo_size;
394 int custom_divisor;
395 int baud_base;
396 unsigned short close_delay;
397 char reserved_char[2];
398 int hub6;
399 unsigned short closing_wait;
400 unsigned short closing_wait2;
401 int reserved[4];
402 };
403
404 static int
linux_to_bsd_speed(int code,struct speedtab * table)405 linux_to_bsd_speed(int code, struct speedtab *table)
406 {
407 for ( ; table->sp_code != -1; table++)
408 if (table->sp_code == code)
409 return (table->sp_speed);
410 return (-1);
411 }
412
413 static int
bsd_to_linux_speed(int speed,struct speedtab * table)414 bsd_to_linux_speed(int speed, struct speedtab *table)
415 {
416 for ( ; table->sp_speed != -1; table++)
417 if (table->sp_speed == speed)
418 return (table->sp_code);
419 return (LINUX_BOTHER);
420 }
421
422 static void
bsd_to_linux_termios(struct termios * bios,struct linux_termios * lios)423 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios)
424 {
425 int i;
426
427 lios->c_iflag = 0;
428 if (bios->c_iflag & IGNBRK)
429 lios->c_iflag |= LINUX_IGNBRK;
430 if (bios->c_iflag & BRKINT)
431 lios->c_iflag |= LINUX_BRKINT;
432 if (bios->c_iflag & IGNPAR)
433 lios->c_iflag |= LINUX_IGNPAR;
434 if (bios->c_iflag & PARMRK)
435 lios->c_iflag |= LINUX_PARMRK;
436 if (bios->c_iflag & INPCK)
437 lios->c_iflag |= LINUX_INPCK;
438 if (bios->c_iflag & ISTRIP)
439 lios->c_iflag |= LINUX_ISTRIP;
440 if (bios->c_iflag & INLCR)
441 lios->c_iflag |= LINUX_INLCR;
442 if (bios->c_iflag & IGNCR)
443 lios->c_iflag |= LINUX_IGNCR;
444 if (bios->c_iflag & ICRNL)
445 lios->c_iflag |= LINUX_ICRNL;
446 if (bios->c_iflag & IXON)
447 lios->c_iflag |= LINUX_IXON;
448 if (bios->c_iflag & IXANY)
449 lios->c_iflag |= LINUX_IXANY;
450 if (bios->c_iflag & IXOFF)
451 lios->c_iflag |= LINUX_IXOFF;
452 if (bios->c_iflag & IMAXBEL)
453 lios->c_iflag |= LINUX_IMAXBEL;
454 if (bios->c_iflag & IUTF8)
455 lios->c_iflag |= LINUX_IUTF8;
456
457 lios->c_oflag = 0;
458 if (bios->c_oflag & OPOST)
459 lios->c_oflag |= LINUX_OPOST;
460 if (bios->c_oflag & ONLCR)
461 lios->c_oflag |= LINUX_ONLCR;
462 if (bios->c_oflag & TAB3)
463 lios->c_oflag |= LINUX_XTABS;
464
465 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab);
466 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4;
467 if (bios->c_cflag & CSTOPB)
468 lios->c_cflag |= LINUX_CSTOPB;
469 if (bios->c_cflag & CREAD)
470 lios->c_cflag |= LINUX_CREAD;
471 if (bios->c_cflag & PARENB)
472 lios->c_cflag |= LINUX_PARENB;
473 if (bios->c_cflag & PARODD)
474 lios->c_cflag |= LINUX_PARODD;
475 if (bios->c_cflag & HUPCL)
476 lios->c_cflag |= LINUX_HUPCL;
477 if (bios->c_cflag & CLOCAL)
478 lios->c_cflag |= LINUX_CLOCAL;
479 if (bios->c_cflag & CRTSCTS)
480 lios->c_cflag |= LINUX_CRTSCTS;
481
482 lios->c_lflag = 0;
483 if (bios->c_lflag & ISIG)
484 lios->c_lflag |= LINUX_ISIG;
485 if (bios->c_lflag & ICANON)
486 lios->c_lflag |= LINUX_ICANON;
487 if (bios->c_lflag & ECHO)
488 lios->c_lflag |= LINUX_ECHO;
489 if (bios->c_lflag & ECHOE)
490 lios->c_lflag |= LINUX_ECHOE;
491 if (bios->c_lflag & ECHOK)
492 lios->c_lflag |= LINUX_ECHOK;
493 if (bios->c_lflag & ECHONL)
494 lios->c_lflag |= LINUX_ECHONL;
495 if (bios->c_lflag & NOFLSH)
496 lios->c_lflag |= LINUX_NOFLSH;
497 if (bios->c_lflag & TOSTOP)
498 lios->c_lflag |= LINUX_TOSTOP;
499 if (bios->c_lflag & ECHOCTL)
500 lios->c_lflag |= LINUX_ECHOCTL;
501 if (bios->c_lflag & ECHOPRT)
502 lios->c_lflag |= LINUX_ECHOPRT;
503 if (bios->c_lflag & ECHOKE)
504 lios->c_lflag |= LINUX_ECHOKE;
505 if (bios->c_lflag & FLUSHO)
506 lios->c_lflag |= LINUX_FLUSHO;
507 if (bios->c_lflag & PENDIN)
508 lios->c_lflag |= LINUX_PENDIN;
509 if (bios->c_lflag & IEXTEN)
510 lios->c_lflag |= LINUX_IEXTEN;
511
512 for (i=0; i<LINUX_NCCS; i++)
513 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
514 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR];
515 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT];
516 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE];
517 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL];
518 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF];
519 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL];
520 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN];
521 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME];
522 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2];
523 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP];
524 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART];
525 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP];
526 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT];
527 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD];
528 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE];
529 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT];
530 if (linux_preserve_vstatus)
531 lios->c_cc[LINUX_VSTATUS] = bios->c_cc[VSTATUS];
532
533 for (i=0; i<LINUX_NCCS; i++) {
534 if (i != LINUX_VMIN && i != LINUX_VTIME &&
535 lios->c_cc[i] == _POSIX_VDISABLE)
536 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
537 }
538 lios->c_line = 0;
539 }
540
541 static void
bsd_to_linux_termios2(struct termios * bios,struct linux_termios2 * lios2)542 bsd_to_linux_termios2(struct termios *bios, struct linux_termios2 *lios2)
543 {
544 bsd_to_linux_termios(bios, (struct linux_termios *)lios2);
545 lios2->c_ospeed = bios->c_ospeed;
546 lios2->c_ispeed = bios->c_ispeed;
547 }
548
549 static void
linux_to_bsd_termios(struct linux_termios * lios,struct termios * bios)550 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios)
551 {
552 int i;
553
554 bios->c_iflag = 0;
555 if (lios->c_iflag & LINUX_IGNBRK)
556 bios->c_iflag |= IGNBRK;
557 if (lios->c_iflag & LINUX_BRKINT)
558 bios->c_iflag |= BRKINT;
559 if (lios->c_iflag & LINUX_IGNPAR)
560 bios->c_iflag |= IGNPAR;
561 if (lios->c_iflag & LINUX_PARMRK)
562 bios->c_iflag |= PARMRK;
563 if (lios->c_iflag & LINUX_INPCK)
564 bios->c_iflag |= INPCK;
565 if (lios->c_iflag & LINUX_ISTRIP)
566 bios->c_iflag |= ISTRIP;
567 if (lios->c_iflag & LINUX_INLCR)
568 bios->c_iflag |= INLCR;
569 if (lios->c_iflag & LINUX_IGNCR)
570 bios->c_iflag |= IGNCR;
571 if (lios->c_iflag & LINUX_ICRNL)
572 bios->c_iflag |= ICRNL;
573 if (lios->c_iflag & LINUX_IXON)
574 bios->c_iflag |= IXON;
575 if (lios->c_iflag & LINUX_IXANY)
576 bios->c_iflag |= IXANY;
577 if (lios->c_iflag & LINUX_IXOFF)
578 bios->c_iflag |= IXOFF;
579 if (lios->c_iflag & LINUX_IMAXBEL)
580 bios->c_iflag |= IMAXBEL;
581 if (lios->c_iflag & LINUX_IUTF8)
582 bios->c_iflag |= IUTF8;
583
584 bios->c_oflag = 0;
585 if (lios->c_oflag & LINUX_OPOST)
586 bios->c_oflag |= OPOST;
587 if (lios->c_oflag & LINUX_ONLCR)
588 bios->c_oflag |= ONLCR;
589 if (lios->c_oflag & LINUX_XTABS)
590 bios->c_oflag |= TAB3;
591
592 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4;
593 if (lios->c_cflag & LINUX_CSTOPB)
594 bios->c_cflag |= CSTOPB;
595 if (lios->c_cflag & LINUX_CREAD)
596 bios->c_cflag |= CREAD;
597 if (lios->c_cflag & LINUX_PARENB)
598 bios->c_cflag |= PARENB;
599 if (lios->c_cflag & LINUX_PARODD)
600 bios->c_cflag |= PARODD;
601 if (lios->c_cflag & LINUX_HUPCL)
602 bios->c_cflag |= HUPCL;
603 if (lios->c_cflag & LINUX_CLOCAL)
604 bios->c_cflag |= CLOCAL;
605 if (lios->c_cflag & LINUX_CRTSCTS)
606 bios->c_cflag |= CRTSCTS;
607
608 bios->c_lflag = 0;
609 if (lios->c_lflag & LINUX_ISIG)
610 bios->c_lflag |= ISIG;
611 if (lios->c_lflag & LINUX_ICANON)
612 bios->c_lflag |= ICANON;
613 if (lios->c_lflag & LINUX_ECHO)
614 bios->c_lflag |= ECHO;
615 if (lios->c_lflag & LINUX_ECHOE)
616 bios->c_lflag |= ECHOE;
617 if (lios->c_lflag & LINUX_ECHOK)
618 bios->c_lflag |= ECHOK;
619 if (lios->c_lflag & LINUX_ECHONL)
620 bios->c_lflag |= ECHONL;
621 if (lios->c_lflag & LINUX_NOFLSH)
622 bios->c_lflag |= NOFLSH;
623 if (lios->c_lflag & LINUX_TOSTOP)
624 bios->c_lflag |= TOSTOP;
625 if (lios->c_lflag & LINUX_ECHOCTL)
626 bios->c_lflag |= ECHOCTL;
627 if (lios->c_lflag & LINUX_ECHOPRT)
628 bios->c_lflag |= ECHOPRT;
629 if (lios->c_lflag & LINUX_ECHOKE)
630 bios->c_lflag |= ECHOKE;
631 if (lios->c_lflag & LINUX_FLUSHO)
632 bios->c_lflag |= FLUSHO;
633 if (lios->c_lflag & LINUX_PENDIN)
634 bios->c_lflag |= PENDIN;
635 if (lios->c_lflag & LINUX_IEXTEN)
636 bios->c_lflag |= IEXTEN;
637
638 for (i=0; i<NCCS; i++)
639 bios->c_cc[i] = _POSIX_VDISABLE;
640 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR];
641 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT];
642 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE];
643 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL];
644 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF];
645 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL];
646 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN];
647 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME];
648 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2];
649 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP];
650 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART];
651 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP];
652 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT];
653 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD];
654 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE];
655 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT];
656 if (linux_preserve_vstatus)
657 bios->c_cc[VSTATUS] = lios->c_cc[LINUX_VSTATUS];
658
659 for (i=0; i<NCCS; i++) {
660 if (i != VMIN && i != VTIME &&
661 bios->c_cc[i] == LINUX_POSIX_VDISABLE)
662 bios->c_cc[i] = _POSIX_VDISABLE;
663 }
664
665 bios->c_ispeed = bios->c_ospeed =
666 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab);
667 }
668
669 static void
linux_to_bsd_termios2(struct linux_termios2 * lios2,struct termios * bios)670 linux_to_bsd_termios2(struct linux_termios2 *lios2, struct termios *bios)
671 {
672 linux_to_bsd_termios((struct linux_termios *)lios2, bios);
673 if ((lios2->c_cflag & LINUX_CBAUD) == LINUX_BOTHER)
674 bios->c_ospeed = lios2->c_ospeed;
675 if ((lios2->c_cflag & LINUX_CIBAUD) == LINUX_BOTHER << LINUX_IBSHIFT)
676 bios->c_ispeed = lios2->c_ispeed;
677 }
678
679 static void
bsd_to_linux_termio(struct termios * bios,struct linux_termio * lio)680 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio)
681 {
682 struct linux_termios lios;
683
684 memset(lio, 0, sizeof(*lio));
685 bsd_to_linux_termios(bios, &lios);
686 lio->c_iflag = lios.c_iflag;
687 lio->c_oflag = lios.c_oflag;
688 lio->c_cflag = lios.c_cflag;
689 lio->c_lflag = lios.c_lflag;
690 lio->c_line = lios.c_line;
691 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC);
692 }
693
694 static void
linux_to_bsd_termio(struct linux_termio * lio,struct termios * bios)695 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios)
696 {
697 struct linux_termios lios;
698 int i;
699
700 lios.c_iflag = lio->c_iflag;
701 lios.c_oflag = lio->c_oflag;
702 lios.c_cflag = lio->c_cflag;
703 lios.c_lflag = lio->c_lflag;
704 for (i=LINUX_NCC; i<LINUX_NCCS; i++)
705 lios.c_cc[i] = LINUX_POSIX_VDISABLE;
706 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC);
707 linux_to_bsd_termios(&lios, bios);
708 }
709
710 static int
linux_ioctl_termio(struct thread * td,struct linux_ioctl_args * args)711 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args)
712 {
713 struct termios bios;
714 struct linux_termios lios;
715 struct linux_termios2 lios2;
716 struct linux_termio lio;
717 struct file *fp;
718 int error;
719
720 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
721 if (error != 0)
722 return (error);
723
724 switch (args->cmd & 0xffff) {
725 case LINUX_TCGETS:
726 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
727 td);
728 if (error)
729 break;
730 bsd_to_linux_termios(&bios, &lios);
731 error = copyout(&lios, (void *)args->arg, sizeof(lios));
732 break;
733
734 case LINUX_TCSETS:
735 error = copyin((void *)args->arg, &lios, sizeof(lios));
736 if (error)
737 break;
738 linux_to_bsd_termios(&lios, &bios);
739 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
740 td));
741 break;
742
743 case LINUX_TCSETSW:
744 error = copyin((void *)args->arg, &lios, sizeof(lios));
745 if (error)
746 break;
747 linux_to_bsd_termios(&lios, &bios);
748 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
749 td));
750 break;
751
752 case LINUX_TCSETSF:
753 error = copyin((void *)args->arg, &lios, sizeof(lios));
754 if (error)
755 break;
756 linux_to_bsd_termios(&lios, &bios);
757 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
758 td));
759 break;
760
761 case LINUX_TCGETA:
762 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
763 td);
764 if (error)
765 break;
766 bsd_to_linux_termio(&bios, &lio);
767 error = (copyout(&lio, (void *)args->arg, sizeof(lio)));
768 break;
769
770 case LINUX_TCSETA:
771 error = copyin((void *)args->arg, &lio, sizeof(lio));
772 if (error)
773 break;
774 linux_to_bsd_termio(&lio, &bios);
775 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
776 td));
777 break;
778
779 case LINUX_TCSETAW:
780 error = copyin((void *)args->arg, &lio, sizeof(lio));
781 if (error)
782 break;
783 linux_to_bsd_termio(&lio, &bios);
784 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
785 td));
786 break;
787
788 case LINUX_TCSETAF:
789 error = copyin((void *)args->arg, &lio, sizeof(lio));
790 if (error)
791 break;
792 linux_to_bsd_termio(&lio, &bios);
793 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
794 td));
795 break;
796
797 case LINUX_TCSBRK:
798 if (args->arg != 0) {
799 error = (fo_ioctl(fp, TIOCDRAIN, (caddr_t)&bios, td->td_ucred,
800 td));
801 } else {
802 linux_msg(td, "ioctl TCSBRK arg 0 not implemented");
803 error = ENOIOCTL;
804 }
805 break;
806
807 case LINUX_TCXONC: {
808 switch (args->arg) {
809 case LINUX_TCOOFF:
810 args->cmd = TIOCSTOP;
811 break;
812 case LINUX_TCOON:
813 args->cmd = TIOCSTART;
814 break;
815 case LINUX_TCIOFF:
816 case LINUX_TCION: {
817 int c;
818 struct write_args wr;
819 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios,
820 td->td_ucred, td);
821 if (error)
822 break;
823 fdrop(fp, td);
824 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART;
825 c = bios.c_cc[c];
826 if (c != _POSIX_VDISABLE) {
827 wr.fd = args->fd;
828 wr.buf = &c;
829 wr.nbyte = sizeof(c);
830 return (sys_write(td, &wr));
831 } else
832 return (0);
833 }
834 default:
835 fdrop(fp, td);
836 return (EINVAL);
837 }
838 args->arg = 0;
839 error = (sys_ioctl(td, (struct ioctl_args *)args));
840 break;
841 }
842
843 case LINUX_TCFLSH: {
844 int val;
845 switch (args->arg) {
846 case LINUX_TCIFLUSH:
847 val = FREAD;
848 break;
849 case LINUX_TCOFLUSH:
850 val = FWRITE;
851 break;
852 case LINUX_TCIOFLUSH:
853 val = FREAD | FWRITE;
854 break;
855 default:
856 fdrop(fp, td);
857 return (EINVAL);
858 }
859 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td));
860 break;
861 }
862
863 case LINUX_TIOCEXCL:
864 args->cmd = TIOCEXCL;
865 error = (sys_ioctl(td, (struct ioctl_args *)args));
866 break;
867
868 case LINUX_TIOCNXCL:
869 args->cmd = TIOCNXCL;
870 error = (sys_ioctl(td, (struct ioctl_args *)args));
871 break;
872
873 case LINUX_TIOCSCTTY:
874 args->cmd = TIOCSCTTY;
875 error = (sys_ioctl(td, (struct ioctl_args *)args));
876 break;
877
878 case LINUX_TIOCGPGRP:
879 args->cmd = TIOCGPGRP;
880 error = (sys_ioctl(td, (struct ioctl_args *)args));
881 break;
882
883 case LINUX_TIOCSPGRP:
884 args->cmd = TIOCSPGRP;
885 error = (sys_ioctl(td, (struct ioctl_args *)args));
886 break;
887
888 /* LINUX_TIOCOUTQ */
889 /* LINUX_TIOCSTI */
890
891 case LINUX_TIOCGWINSZ:
892 args->cmd = TIOCGWINSZ;
893 error = (sys_ioctl(td, (struct ioctl_args *)args));
894 break;
895
896 case LINUX_TIOCSWINSZ:
897 args->cmd = TIOCSWINSZ;
898 error = (sys_ioctl(td, (struct ioctl_args *)args));
899 break;
900
901 case LINUX_TIOCMGET:
902 args->cmd = TIOCMGET;
903 error = (sys_ioctl(td, (struct ioctl_args *)args));
904 break;
905
906 case LINUX_TIOCMBIS:
907 args->cmd = TIOCMBIS;
908 error = (sys_ioctl(td, (struct ioctl_args *)args));
909 break;
910
911 case LINUX_TIOCMBIC:
912 args->cmd = TIOCMBIC;
913 error = (sys_ioctl(td, (struct ioctl_args *)args));
914 break;
915
916 case LINUX_TIOCMSET:
917 args->cmd = TIOCMSET;
918 error = (sys_ioctl(td, (struct ioctl_args *)args));
919 break;
920
921 /* TIOCGSOFTCAR */
922 /* TIOCSSOFTCAR */
923
924 case LINUX_FIONREAD: /* LINUX_TIOCINQ */
925 args->cmd = FIONREAD;
926 error = (sys_ioctl(td, (struct ioctl_args *)args));
927 break;
928
929 /* LINUX_TIOCLINUX */
930
931 case LINUX_TIOCCONS:
932 args->cmd = TIOCCONS;
933 error = (sys_ioctl(td, (struct ioctl_args *)args));
934 break;
935
936 case LINUX_TIOCGSERIAL: {
937 struct linux_serial_struct lss;
938
939 bzero(&lss, sizeof(lss));
940 lss.type = LINUX_PORT_16550A;
941 lss.flags = 0;
942 lss.close_delay = 0;
943 error = copyout(&lss, (void *)args->arg, sizeof(lss));
944 break;
945 }
946
947 case LINUX_TIOCSSERIAL: {
948 struct linux_serial_struct lss;
949 error = copyin((void *)args->arg, &lss, sizeof(lss));
950 if (error)
951 break;
952 /* XXX - It really helps to have an implementation that
953 * does nothing. NOT!
954 */
955 error = 0;
956 break;
957 }
958
959 case LINUX_TIOCPKT:
960 args->cmd = TIOCPKT;
961 error = (sys_ioctl(td, (struct ioctl_args *)args));
962 break;
963
964 case LINUX_FIONBIO:
965 args->cmd = FIONBIO;
966 error = (sys_ioctl(td, (struct ioctl_args *)args));
967 break;
968
969 case LINUX_TIOCNOTTY:
970 args->cmd = TIOCNOTTY;
971 error = (sys_ioctl(td, (struct ioctl_args *)args));
972 break;
973
974 case LINUX_TIOCSETD: {
975 int line;
976 switch (args->arg) {
977 case LINUX_N_TTY:
978 line = TTYDISC;
979 break;
980 case LINUX_N_SLIP:
981 line = SLIPDISC;
982 break;
983 case LINUX_N_PPP:
984 line = PPPDISC;
985 break;
986 default:
987 fdrop(fp, td);
988 return (EINVAL);
989 }
990 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred,
991 td));
992 break;
993 }
994
995 case LINUX_TIOCGETD: {
996 int linux_line;
997 int bsd_line = TTYDISC;
998 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line,
999 td->td_ucred, td);
1000 if (error)
1001 break;
1002 switch (bsd_line) {
1003 case TTYDISC:
1004 linux_line = LINUX_N_TTY;
1005 break;
1006 case SLIPDISC:
1007 linux_line = LINUX_N_SLIP;
1008 break;
1009 case PPPDISC:
1010 linux_line = LINUX_N_PPP;
1011 break;
1012 default:
1013 fdrop(fp, td);
1014 return (EINVAL);
1015 }
1016 error = (copyout(&linux_line, (void *)args->arg, sizeof(int)));
1017 break;
1018 }
1019
1020 /* LINUX_TCSBRKP */
1021 /* LINUX_TIOCTTYGSTRUCT */
1022
1023 case LINUX_FIONCLEX:
1024 args->cmd = FIONCLEX;
1025 error = (sys_ioctl(td, (struct ioctl_args *)args));
1026 break;
1027
1028 case LINUX_FIOCLEX:
1029 args->cmd = FIOCLEX;
1030 error = (sys_ioctl(td, (struct ioctl_args *)args));
1031 break;
1032
1033 case LINUX_FIOASYNC:
1034 args->cmd = FIOASYNC;
1035 error = (sys_ioctl(td, (struct ioctl_args *)args));
1036 break;
1037
1038 /* LINUX_TIOCSERCONFIG */
1039 /* LINUX_TIOCSERGWILD */
1040 /* LINUX_TIOCSERSWILD */
1041 /* LINUX_TIOCGLCKTRMIOS */
1042 /* LINUX_TIOCSLCKTRMIOS */
1043
1044 case LINUX_TIOCSBRK:
1045 args->cmd = TIOCSBRK;
1046 error = (sys_ioctl(td, (struct ioctl_args *)args));
1047 break;
1048
1049 case LINUX_TIOCCBRK:
1050 args->cmd = TIOCCBRK;
1051 error = (sys_ioctl(td, (struct ioctl_args *)args));
1052 break;
1053
1054 case LINUX_TCGETS2:
1055 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
1056 td);
1057 if (error)
1058 break;
1059 bsd_to_linux_termios2(&bios, &lios2);
1060 error = copyout(&lios2, (void *)args->arg, sizeof(lios2));
1061 break;
1062
1063 case LINUX_TCSETS2:
1064 error = copyin((void *)args->arg, &lios2, sizeof(lios2));
1065 if (error)
1066 break;
1067 linux_to_bsd_termios2(&lios2, &bios);
1068 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
1069 td));
1070 break;
1071
1072 case LINUX_TCSETSW2:
1073 error = copyin((void *)args->arg, &lios2, sizeof(lios2));
1074 if (error)
1075 break;
1076 linux_to_bsd_termios2(&lios2, &bios);
1077 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
1078 td));
1079 break;
1080
1081 case LINUX_TCSETSF2:
1082 error = copyin((void *)args->arg, &lios2, sizeof(lios2));
1083 if (error)
1084 break;
1085 linux_to_bsd_termios2(&lios2, &bios);
1086 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
1087 td));
1088 break;
1089
1090 case LINUX_TIOCGPTN: {
1091 int nb;
1092
1093 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td);
1094 if (!error)
1095 error = copyout(&nb, (void *)args->arg,
1096 sizeof(int));
1097 break;
1098 }
1099 case LINUX_TIOCGPTPEER:
1100 linux_msg(td, "unsupported ioctl TIOCGPTPEER");
1101 error = ENOIOCTL;
1102 break;
1103 case LINUX_TIOCSPTLCK:
1104 /*
1105 * Our unlockpt() does nothing. Check that fd refers
1106 * to a pseudo-terminal master device.
1107 */
1108 args->cmd = TIOCPTMASTER;
1109 error = (sys_ioctl(td, (struct ioctl_args *)args));
1110 break;
1111 default:
1112 error = ENOIOCTL;
1113 break;
1114 }
1115
1116 fdrop(fp, td);
1117 return (error);
1118 }
1119
1120 /*
1121 * CDROM related ioctls
1122 */
1123
1124 struct linux_cdrom_msf
1125 {
1126 u_char cdmsf_min0;
1127 u_char cdmsf_sec0;
1128 u_char cdmsf_frame0;
1129 u_char cdmsf_min1;
1130 u_char cdmsf_sec1;
1131 u_char cdmsf_frame1;
1132 };
1133
1134 struct linux_cdrom_tochdr
1135 {
1136 u_char cdth_trk0;
1137 u_char cdth_trk1;
1138 };
1139
1140 union linux_cdrom_addr
1141 {
1142 struct {
1143 u_char minute;
1144 u_char second;
1145 u_char frame;
1146 } msf;
1147 int lba;
1148 };
1149
1150 struct linux_cdrom_tocentry
1151 {
1152 u_char cdte_track;
1153 u_char cdte_adr:4;
1154 u_char cdte_ctrl:4;
1155 u_char cdte_format;
1156 union linux_cdrom_addr cdte_addr;
1157 u_char cdte_datamode;
1158 };
1159
1160 struct linux_cdrom_subchnl
1161 {
1162 u_char cdsc_format;
1163 u_char cdsc_audiostatus;
1164 u_char cdsc_adr:4;
1165 u_char cdsc_ctrl:4;
1166 u_char cdsc_trk;
1167 u_char cdsc_ind;
1168 union linux_cdrom_addr cdsc_absaddr;
1169 union linux_cdrom_addr cdsc_reladdr;
1170 };
1171
1172 struct l_cdrom_read_audio {
1173 union linux_cdrom_addr addr;
1174 u_char addr_format;
1175 l_int nframes;
1176 u_char *buf;
1177 };
1178
1179 struct l_dvd_layer {
1180 u_char book_version:4;
1181 u_char book_type:4;
1182 u_char min_rate:4;
1183 u_char disc_size:4;
1184 u_char layer_type:4;
1185 u_char track_path:1;
1186 u_char nlayers:2;
1187 u_char track_density:4;
1188 u_char linear_density:4;
1189 u_char bca:1;
1190 uint32_t start_sector;
1191 uint32_t end_sector;
1192 uint32_t end_sector_l0;
1193 };
1194
1195 struct l_dvd_physical {
1196 u_char type;
1197 u_char layer_num;
1198 struct l_dvd_layer layer[4];
1199 };
1200
1201 struct l_dvd_copyright {
1202 u_char type;
1203 u_char layer_num;
1204 u_char cpst;
1205 u_char rmi;
1206 };
1207
1208 struct l_dvd_disckey {
1209 u_char type;
1210 l_uint agid:2;
1211 u_char value[2048];
1212 };
1213
1214 struct l_dvd_bca {
1215 u_char type;
1216 l_int len;
1217 u_char value[188];
1218 };
1219
1220 struct l_dvd_manufact {
1221 u_char type;
1222 u_char layer_num;
1223 l_int len;
1224 u_char value[2048];
1225 };
1226
1227 typedef union {
1228 u_char type;
1229 struct l_dvd_physical physical;
1230 struct l_dvd_copyright copyright;
1231 struct l_dvd_disckey disckey;
1232 struct l_dvd_bca bca;
1233 struct l_dvd_manufact manufact;
1234 } l_dvd_struct;
1235
1236 typedef u_char l_dvd_key[5];
1237 typedef u_char l_dvd_challenge[10];
1238
1239 struct l_dvd_lu_send_agid {
1240 u_char type;
1241 l_uint agid:2;
1242 };
1243
1244 struct l_dvd_host_send_challenge {
1245 u_char type;
1246 l_uint agid:2;
1247 l_dvd_challenge chal;
1248 };
1249
1250 struct l_dvd_send_key {
1251 u_char type;
1252 l_uint agid:2;
1253 l_dvd_key key;
1254 };
1255
1256 struct l_dvd_lu_send_challenge {
1257 u_char type;
1258 l_uint agid:2;
1259 l_dvd_challenge chal;
1260 };
1261
1262 struct l_dvd_lu_send_title_key {
1263 u_char type;
1264 l_uint agid:2;
1265 l_dvd_key title_key;
1266 l_int lba;
1267 l_uint cpm:1;
1268 l_uint cp_sec:1;
1269 l_uint cgms:2;
1270 };
1271
1272 struct l_dvd_lu_send_asf {
1273 u_char type;
1274 l_uint agid:2;
1275 l_uint asf:1;
1276 };
1277
1278 struct l_dvd_host_send_rpcstate {
1279 u_char type;
1280 u_char pdrc;
1281 };
1282
1283 struct l_dvd_lu_send_rpcstate {
1284 u_char type:2;
1285 u_char vra:3;
1286 u_char ucca:3;
1287 u_char region_mask;
1288 u_char rpc_scheme;
1289 };
1290
1291 typedef union {
1292 u_char type;
1293 struct l_dvd_lu_send_agid lsa;
1294 struct l_dvd_host_send_challenge hsc;
1295 struct l_dvd_send_key lsk;
1296 struct l_dvd_lu_send_challenge lsc;
1297 struct l_dvd_send_key hsk;
1298 struct l_dvd_lu_send_title_key lstk;
1299 struct l_dvd_lu_send_asf lsasf;
1300 struct l_dvd_host_send_rpcstate hrpcs;
1301 struct l_dvd_lu_send_rpcstate lrpcs;
1302 } l_dvd_authinfo;
1303
1304 static void
bsd_to_linux_msf_lba(u_char af,union msf_lba * bp,union linux_cdrom_addr * lp)1305 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp)
1306 {
1307 if (af == CD_LBA_FORMAT)
1308 lp->lba = bp->lba;
1309 else {
1310 lp->msf.minute = bp->msf.minute;
1311 lp->msf.second = bp->msf.second;
1312 lp->msf.frame = bp->msf.frame;
1313 }
1314 }
1315
1316 static void
set_linux_cdrom_addr(union linux_cdrom_addr * addr,int format,int lba)1317 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba)
1318 {
1319 if (format == LINUX_CDROM_MSF) {
1320 addr->msf.frame = lba % 75;
1321 lba /= 75;
1322 lba += 2;
1323 addr->msf.second = lba % 60;
1324 addr->msf.minute = lba / 60;
1325 } else
1326 addr->lba = lba;
1327 }
1328
1329 static int
linux_to_bsd_dvd_struct(l_dvd_struct * lp,struct dvd_struct * bp)1330 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp)
1331 {
1332 bp->format = lp->type;
1333 switch (bp->format) {
1334 case DVD_STRUCT_PHYSICAL:
1335 if (bp->layer_num >= 4)
1336 return (EINVAL);
1337 bp->layer_num = lp->physical.layer_num;
1338 break;
1339 case DVD_STRUCT_COPYRIGHT:
1340 bp->layer_num = lp->copyright.layer_num;
1341 break;
1342 case DVD_STRUCT_DISCKEY:
1343 bp->agid = lp->disckey.agid;
1344 break;
1345 case DVD_STRUCT_BCA:
1346 case DVD_STRUCT_MANUFACT:
1347 break;
1348 default:
1349 return (EINVAL);
1350 }
1351 return (0);
1352 }
1353
1354 static int
bsd_to_linux_dvd_struct(struct dvd_struct * bp,l_dvd_struct * lp)1355 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp)
1356 {
1357 switch (bp->format) {
1358 case DVD_STRUCT_PHYSICAL: {
1359 struct dvd_layer *blp = (struct dvd_layer *)bp->data;
1360 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num];
1361 memset(llp, 0, sizeof(*llp));
1362 llp->book_version = blp->book_version;
1363 llp->book_type = blp->book_type;
1364 llp->min_rate = blp->max_rate;
1365 llp->disc_size = blp->disc_size;
1366 llp->layer_type = blp->layer_type;
1367 llp->track_path = blp->track_path;
1368 llp->nlayers = blp->nlayers;
1369 llp->track_density = blp->track_density;
1370 llp->linear_density = blp->linear_density;
1371 llp->bca = blp->bca;
1372 llp->start_sector = blp->start_sector;
1373 llp->end_sector = blp->end_sector;
1374 llp->end_sector_l0 = blp->end_sector_l0;
1375 break;
1376 }
1377 case DVD_STRUCT_COPYRIGHT:
1378 lp->copyright.cpst = bp->cpst;
1379 lp->copyright.rmi = bp->rmi;
1380 break;
1381 case DVD_STRUCT_DISCKEY:
1382 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value));
1383 break;
1384 case DVD_STRUCT_BCA:
1385 lp->bca.len = bp->length;
1386 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value));
1387 break;
1388 case DVD_STRUCT_MANUFACT:
1389 lp->manufact.len = bp->length;
1390 memcpy(lp->manufact.value, bp->data,
1391 sizeof(lp->manufact.value));
1392 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */
1393 break;
1394 default:
1395 return (EINVAL);
1396 }
1397 return (0);
1398 }
1399
1400 static int
linux_to_bsd_dvd_authinfo(l_dvd_authinfo * lp,int * bcode,struct dvd_authinfo * bp)1401 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode,
1402 struct dvd_authinfo *bp)
1403 {
1404 switch (lp->type) {
1405 case LINUX_DVD_LU_SEND_AGID:
1406 *bcode = DVDIOCREPORTKEY;
1407 bp->format = DVD_REPORT_AGID;
1408 bp->agid = lp->lsa.agid;
1409 break;
1410 case LINUX_DVD_HOST_SEND_CHALLENGE:
1411 *bcode = DVDIOCSENDKEY;
1412 bp->format = DVD_SEND_CHALLENGE;
1413 bp->agid = lp->hsc.agid;
1414 memcpy(bp->keychal, lp->hsc.chal, 10);
1415 break;
1416 case LINUX_DVD_LU_SEND_KEY1:
1417 *bcode = DVDIOCREPORTKEY;
1418 bp->format = DVD_REPORT_KEY1;
1419 bp->agid = lp->lsk.agid;
1420 break;
1421 case LINUX_DVD_LU_SEND_CHALLENGE:
1422 *bcode = DVDIOCREPORTKEY;
1423 bp->format = DVD_REPORT_CHALLENGE;
1424 bp->agid = lp->lsc.agid;
1425 break;
1426 case LINUX_DVD_HOST_SEND_KEY2:
1427 *bcode = DVDIOCSENDKEY;
1428 bp->format = DVD_SEND_KEY2;
1429 bp->agid = lp->hsk.agid;
1430 memcpy(bp->keychal, lp->hsk.key, 5);
1431 break;
1432 case LINUX_DVD_LU_SEND_TITLE_KEY:
1433 *bcode = DVDIOCREPORTKEY;
1434 bp->format = DVD_REPORT_TITLE_KEY;
1435 bp->agid = lp->lstk.agid;
1436 bp->lba = lp->lstk.lba;
1437 break;
1438 case LINUX_DVD_LU_SEND_ASF:
1439 *bcode = DVDIOCREPORTKEY;
1440 bp->format = DVD_REPORT_ASF;
1441 bp->agid = lp->lsasf.agid;
1442 break;
1443 case LINUX_DVD_INVALIDATE_AGID:
1444 *bcode = DVDIOCREPORTKEY;
1445 bp->format = DVD_INVALIDATE_AGID;
1446 bp->agid = lp->lsa.agid;
1447 break;
1448 case LINUX_DVD_LU_SEND_RPC_STATE:
1449 *bcode = DVDIOCREPORTKEY;
1450 bp->format = DVD_REPORT_RPC;
1451 break;
1452 case LINUX_DVD_HOST_SEND_RPC_STATE:
1453 *bcode = DVDIOCSENDKEY;
1454 bp->format = DVD_SEND_RPC;
1455 bp->region = lp->hrpcs.pdrc;
1456 break;
1457 default:
1458 return (EINVAL);
1459 }
1460 return (0);
1461 }
1462
1463 static int
bsd_to_linux_dvd_authinfo(struct dvd_authinfo * bp,l_dvd_authinfo * lp)1464 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp)
1465 {
1466 switch (lp->type) {
1467 case LINUX_DVD_LU_SEND_AGID:
1468 lp->lsa.agid = bp->agid;
1469 break;
1470 case LINUX_DVD_HOST_SEND_CHALLENGE:
1471 lp->type = LINUX_DVD_LU_SEND_KEY1;
1472 break;
1473 case LINUX_DVD_LU_SEND_KEY1:
1474 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key));
1475 break;
1476 case LINUX_DVD_LU_SEND_CHALLENGE:
1477 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal));
1478 break;
1479 case LINUX_DVD_HOST_SEND_KEY2:
1480 lp->type = LINUX_DVD_AUTH_ESTABLISHED;
1481 break;
1482 case LINUX_DVD_LU_SEND_TITLE_KEY:
1483 memcpy(lp->lstk.title_key, bp->keychal,
1484 sizeof(lp->lstk.title_key));
1485 lp->lstk.cpm = bp->cpm;
1486 lp->lstk.cp_sec = bp->cp_sec;
1487 lp->lstk.cgms = bp->cgms;
1488 break;
1489 case LINUX_DVD_LU_SEND_ASF:
1490 lp->lsasf.asf = bp->asf;
1491 break;
1492 case LINUX_DVD_INVALIDATE_AGID:
1493 break;
1494 case LINUX_DVD_LU_SEND_RPC_STATE:
1495 lp->lrpcs.type = bp->reg_type;
1496 lp->lrpcs.vra = bp->vend_rsts;
1497 lp->lrpcs.ucca = bp->user_rsts;
1498 lp->lrpcs.region_mask = bp->region;
1499 lp->lrpcs.rpc_scheme = bp->rpc_scheme;
1500 break;
1501 case LINUX_DVD_HOST_SEND_RPC_STATE:
1502 break;
1503 default:
1504 return (EINVAL);
1505 }
1506 return (0);
1507 }
1508
1509 static int
linux_ioctl_cdrom(struct thread * td,struct linux_ioctl_args * args)1510 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args)
1511 {
1512 struct file *fp;
1513 int error;
1514
1515 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
1516 if (error != 0)
1517 return (error);
1518 switch (args->cmd & 0xffff) {
1519 case LINUX_CDROMPAUSE:
1520 args->cmd = CDIOCPAUSE;
1521 error = (sys_ioctl(td, (struct ioctl_args *)args));
1522 break;
1523
1524 case LINUX_CDROMRESUME:
1525 args->cmd = CDIOCRESUME;
1526 error = (sys_ioctl(td, (struct ioctl_args *)args));
1527 break;
1528
1529 case LINUX_CDROMPLAYMSF:
1530 args->cmd = CDIOCPLAYMSF;
1531 error = (sys_ioctl(td, (struct ioctl_args *)args));
1532 break;
1533
1534 case LINUX_CDROMPLAYTRKIND:
1535 args->cmd = CDIOCPLAYTRACKS;
1536 error = (sys_ioctl(td, (struct ioctl_args *)args));
1537 break;
1538
1539 case LINUX_CDROMREADTOCHDR: {
1540 struct ioc_toc_header th;
1541 struct linux_cdrom_tochdr lth;
1542 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th,
1543 td->td_ucred, td);
1544 if (!error) {
1545 lth.cdth_trk0 = th.starting_track;
1546 lth.cdth_trk1 = th.ending_track;
1547 error = copyout(<h, (void *)args->arg, sizeof(lth));
1548 }
1549 break;
1550 }
1551
1552 case LINUX_CDROMREADTOCENTRY: {
1553 struct linux_cdrom_tocentry lte;
1554 struct ioc_read_toc_single_entry irtse;
1555
1556 error = copyin((void *)args->arg, <e, sizeof(lte));
1557 if (error)
1558 break;
1559 irtse.address_format = lte.cdte_format;
1560 irtse.track = lte.cdte_track;
1561 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse,
1562 td->td_ucred, td);
1563 if (!error) {
1564 lte.cdte_ctrl = irtse.entry.control;
1565 lte.cdte_adr = irtse.entry.addr_type;
1566 bsd_to_linux_msf_lba(irtse.address_format,
1567 &irtse.entry.addr, <e.cdte_addr);
1568 error = copyout(<e, (void *)args->arg, sizeof(lte));
1569 }
1570 break;
1571 }
1572
1573 case LINUX_CDROMSTOP:
1574 args->cmd = CDIOCSTOP;
1575 error = (sys_ioctl(td, (struct ioctl_args *)args));
1576 break;
1577
1578 case LINUX_CDROMSTART:
1579 args->cmd = CDIOCSTART;
1580 error = (sys_ioctl(td, (struct ioctl_args *)args));
1581 break;
1582
1583 case LINUX_CDROMEJECT:
1584 args->cmd = CDIOCEJECT;
1585 error = (sys_ioctl(td, (struct ioctl_args *)args));
1586 break;
1587
1588 /* LINUX_CDROMVOLCTRL */
1589
1590 case LINUX_CDROMSUBCHNL: {
1591 struct linux_cdrom_subchnl sc;
1592 struct ioc_read_subchannel bsdsc;
1593 struct cd_sub_channel_info bsdinfo;
1594
1595 error = copyin((void *)args->arg, &sc, sizeof(sc));
1596 if (error)
1597 break;
1598
1599 /*
1600 * Invoke the native ioctl and bounce the returned data through
1601 * the userspace buffer. This works because the Linux structure
1602 * is the same size as our structures for the subchannel header
1603 * and position data.
1604 */
1605 bsdsc.address_format = CD_LBA_FORMAT;
1606 bsdsc.data_format = CD_CURRENT_POSITION;
1607 bsdsc.track = 0;
1608 bsdsc.data_len = sizeof(sc);
1609 bsdsc.data = (void *)args->arg;
1610 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL, (caddr_t)&bsdsc,
1611 td->td_ucred, td);
1612 if (error)
1613 break;
1614 error = copyin((void *)args->arg, &bsdinfo, sizeof(bsdinfo));
1615 if (error)
1616 break;
1617 sc.cdsc_audiostatus = bsdinfo.header.audio_status;
1618 sc.cdsc_adr = bsdinfo.what.position.addr_type;
1619 sc.cdsc_ctrl = bsdinfo.what.position.control;
1620 sc.cdsc_trk = bsdinfo.what.position.track_number;
1621 sc.cdsc_ind = bsdinfo.what.position.index_number;
1622 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format,
1623 bsdinfo.what.position.absaddr.lba);
1624 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format,
1625 bsdinfo.what.position.reladdr.lba);
1626 error = copyout(&sc, (void *)args->arg, sizeof(sc));
1627 break;
1628 }
1629
1630 /* LINUX_CDROMREADMODE2 */
1631 /* LINUX_CDROMREADMODE1 */
1632 /* LINUX_CDROMREADAUDIO */
1633 /* LINUX_CDROMEJECT_SW */
1634 /* LINUX_CDROMMULTISESSION */
1635 /* LINUX_CDROM_GET_UPC */
1636
1637 case LINUX_CDROMRESET:
1638 args->cmd = CDIOCRESET;
1639 error = (sys_ioctl(td, (struct ioctl_args *)args));
1640 break;
1641
1642 /* LINUX_CDROMVOLREAD */
1643 /* LINUX_CDROMREADRAW */
1644 /* LINUX_CDROMREADCOOKED */
1645 /* LINUX_CDROMSEEK */
1646 /* LINUX_CDROMPLAYBLK */
1647 /* LINUX_CDROMREADALL */
1648 /* LINUX_CDROMCLOSETRAY */
1649 /* LINUX_CDROMLOADFROMSLOT */
1650 /* LINUX_CDROMGETSPINDOWN */
1651 /* LINUX_CDROMSETSPINDOWN */
1652 /* LINUX_CDROM_SET_OPTIONS */
1653 /* LINUX_CDROM_CLEAR_OPTIONS */
1654 /* LINUX_CDROM_SELECT_SPEED */
1655 /* LINUX_CDROM_SELECT_DISC */
1656 /* LINUX_CDROM_MEDIA_CHANGED */
1657 /* LINUX_CDROM_DRIVE_STATUS */
1658 /* LINUX_CDROM_DISC_STATUS */
1659 /* LINUX_CDROM_CHANGER_NSLOTS */
1660 /* LINUX_CDROM_LOCKDOOR */
1661 /* LINUX_CDROM_DEBUG */
1662 /* LINUX_CDROM_GET_CAPABILITY */
1663 /* LINUX_CDROMAUDIOBUFSIZ */
1664
1665 case LINUX_DVD_READ_STRUCT: {
1666 l_dvd_struct *lds;
1667 struct dvd_struct *bds;
1668
1669 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK);
1670 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK);
1671 error = copyin((void *)args->arg, lds, sizeof(*lds));
1672 if (error)
1673 goto out;
1674 error = linux_to_bsd_dvd_struct(lds, bds);
1675 if (error)
1676 goto out;
1677 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds,
1678 td->td_ucred, td);
1679 if (error)
1680 goto out;
1681 error = bsd_to_linux_dvd_struct(bds, lds);
1682 if (error)
1683 goto out;
1684 error = copyout(lds, (void *)args->arg, sizeof(*lds));
1685 out:
1686 free(bds, M_LINUX);
1687 free(lds, M_LINUX);
1688 break;
1689 }
1690
1691 /* LINUX_DVD_WRITE_STRUCT */
1692
1693 case LINUX_DVD_AUTH: {
1694 l_dvd_authinfo lda;
1695 struct dvd_authinfo bda;
1696 int bcode;
1697
1698 error = copyin((void *)args->arg, &lda, sizeof(lda));
1699 if (error)
1700 break;
1701 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda);
1702 if (error)
1703 break;
1704 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred,
1705 td);
1706 if (error) {
1707 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) {
1708 lda.type = LINUX_DVD_AUTH_FAILURE;
1709 (void)copyout(&lda, (void *)args->arg,
1710 sizeof(lda));
1711 }
1712 break;
1713 }
1714 error = bsd_to_linux_dvd_authinfo(&bda, &lda);
1715 if (error)
1716 break;
1717 error = copyout(&lda, (void *)args->arg, sizeof(lda));
1718 break;
1719 }
1720
1721 case LINUX_SCSI_GET_BUS_NUMBER:
1722 {
1723 struct sg_scsi_id id;
1724
1725 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1726 td->td_ucred, td);
1727 if (error)
1728 break;
1729 error = copyout(&id.channel, (void *)args->arg, sizeof(int));
1730 break;
1731 }
1732
1733 case LINUX_SCSI_GET_IDLUN:
1734 {
1735 struct sg_scsi_id id;
1736 struct scsi_idlun idl;
1737
1738 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1739 td->td_ucred, td);
1740 if (error)
1741 break;
1742 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) +
1743 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24);
1744 idl.host_unique_id = id.host_no;
1745 error = copyout(&idl, (void *)args->arg, sizeof(idl));
1746 break;
1747 }
1748
1749 /* LINUX_CDROM_SEND_PACKET */
1750 /* LINUX_CDROM_NEXT_WRITABLE */
1751 /* LINUX_CDROM_LAST_WRITTEN */
1752
1753 default:
1754 error = ENOIOCTL;
1755 break;
1756 }
1757
1758 fdrop(fp, td);
1759 return (error);
1760 }
1761
1762 static int
linux_ioctl_vfat(struct thread * td,struct linux_ioctl_args * args)1763 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
1764 {
1765
1766 return (ENOTTY);
1767 }
1768
1769 /*
1770 * Sound related ioctls
1771 */
1772
1773 struct linux_old_mixer_info {
1774 char id[16];
1775 char name[32];
1776 };
1777
1778 static uint32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT };
1779
1780 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30])
1781
1782 static int
linux_ioctl_sound(struct thread * td,struct linux_ioctl_args * args)1783 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args)
1784 {
1785
1786 switch (args->cmd & 0xffff) {
1787 case LINUX_SOUND_MIXER_WRITE_VOLUME:
1788 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME);
1789 return (sys_ioctl(td, (struct ioctl_args *)args));
1790
1791 case LINUX_SOUND_MIXER_WRITE_BASS:
1792 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS);
1793 return (sys_ioctl(td, (struct ioctl_args *)args));
1794
1795 case LINUX_SOUND_MIXER_WRITE_TREBLE:
1796 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE);
1797 return (sys_ioctl(td, (struct ioctl_args *)args));
1798
1799 case LINUX_SOUND_MIXER_WRITE_SYNTH:
1800 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH);
1801 return (sys_ioctl(td, (struct ioctl_args *)args));
1802
1803 case LINUX_SOUND_MIXER_WRITE_PCM:
1804 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM);
1805 return (sys_ioctl(td, (struct ioctl_args *)args));
1806
1807 case LINUX_SOUND_MIXER_WRITE_SPEAKER:
1808 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER);
1809 return (sys_ioctl(td, (struct ioctl_args *)args));
1810
1811 case LINUX_SOUND_MIXER_WRITE_LINE:
1812 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE);
1813 return (sys_ioctl(td, (struct ioctl_args *)args));
1814
1815 case LINUX_SOUND_MIXER_WRITE_MIC:
1816 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC);
1817 return (sys_ioctl(td, (struct ioctl_args *)args));
1818
1819 case LINUX_SOUND_MIXER_WRITE_CD:
1820 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD);
1821 return (sys_ioctl(td, (struct ioctl_args *)args));
1822
1823 case LINUX_SOUND_MIXER_WRITE_IMIX:
1824 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX);
1825 return (sys_ioctl(td, (struct ioctl_args *)args));
1826
1827 case LINUX_SOUND_MIXER_WRITE_ALTPCM:
1828 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM);
1829 return (sys_ioctl(td, (struct ioctl_args *)args));
1830
1831 case LINUX_SOUND_MIXER_WRITE_RECLEV:
1832 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV);
1833 return (sys_ioctl(td, (struct ioctl_args *)args));
1834
1835 case LINUX_SOUND_MIXER_WRITE_IGAIN:
1836 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN);
1837 return (sys_ioctl(td, (struct ioctl_args *)args));
1838
1839 case LINUX_SOUND_MIXER_WRITE_OGAIN:
1840 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN);
1841 return (sys_ioctl(td, (struct ioctl_args *)args));
1842
1843 case LINUX_SOUND_MIXER_WRITE_LINE1:
1844 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1);
1845 return (sys_ioctl(td, (struct ioctl_args *)args));
1846
1847 case LINUX_SOUND_MIXER_WRITE_LINE2:
1848 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2);
1849 return (sys_ioctl(td, (struct ioctl_args *)args));
1850
1851 case LINUX_SOUND_MIXER_WRITE_LINE3:
1852 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3);
1853 return (sys_ioctl(td, (struct ioctl_args *)args));
1854
1855 case LINUX_SOUND_MIXER_WRITE_MONITOR:
1856 args->cmd = SETDIR(SOUND_MIXER_WRITE_MONITOR);
1857 return (sys_ioctl(td, (struct ioctl_args *)args));
1858
1859 case LINUX_SOUND_MIXER_INFO: {
1860 /* Key on encoded length */
1861 switch ((args->cmd >> 16) & 0x1fff) {
1862 case 0x005c: { /* SOUND_MIXER_INFO */
1863 args->cmd = SOUND_MIXER_INFO;
1864 return (sys_ioctl(td, (struct ioctl_args *)args));
1865 }
1866 case 0x0030: { /* SOUND_OLD_MIXER_INFO */
1867 struct linux_old_mixer_info info;
1868 bzero(&info, sizeof(info));
1869 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1870 strncpy(info.name, "FreeBSD OSS Mixer",
1871 sizeof(info.name) - 1);
1872 return (copyout(&info, (void *)args->arg,
1873 sizeof(info)));
1874 }
1875 default:
1876 return (ENOIOCTL);
1877 }
1878 break;
1879 }
1880
1881 case LINUX_OSS_GETVERSION: {
1882 int version = linux_get_oss_version(td);
1883 return (copyout(&version, (void *)args->arg, sizeof(int)));
1884 }
1885
1886 case LINUX_SOUND_MIXER_READ_STEREODEVS:
1887 args->cmd = SOUND_MIXER_READ_STEREODEVS;
1888 return (sys_ioctl(td, (struct ioctl_args *)args));
1889
1890 case LINUX_SOUND_MIXER_READ_CAPS:
1891 args->cmd = SOUND_MIXER_READ_CAPS;
1892 return (sys_ioctl(td, (struct ioctl_args *)args));
1893
1894 case LINUX_SOUND_MIXER_READ_RECMASK:
1895 args->cmd = SOUND_MIXER_READ_RECMASK;
1896 return (sys_ioctl(td, (struct ioctl_args *)args));
1897
1898 case LINUX_SOUND_MIXER_READ_DEVMASK:
1899 args->cmd = SOUND_MIXER_READ_DEVMASK;
1900 return (sys_ioctl(td, (struct ioctl_args *)args));
1901
1902 case LINUX_SOUND_MIXER_WRITE_RECSRC:
1903 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC);
1904 return (sys_ioctl(td, (struct ioctl_args *)args));
1905
1906 case LINUX_SNDCTL_DSP_RESET:
1907 args->cmd = SNDCTL_DSP_RESET;
1908 return (sys_ioctl(td, (struct ioctl_args *)args));
1909
1910 case LINUX_SNDCTL_DSP_SYNC:
1911 args->cmd = SNDCTL_DSP_SYNC;
1912 return (sys_ioctl(td, (struct ioctl_args *)args));
1913
1914 case LINUX_SNDCTL_DSP_SPEED:
1915 args->cmd = SNDCTL_DSP_SPEED;
1916 return (sys_ioctl(td, (struct ioctl_args *)args));
1917
1918 case LINUX_SNDCTL_DSP_STEREO:
1919 args->cmd = SNDCTL_DSP_STEREO;
1920 return (sys_ioctl(td, (struct ioctl_args *)args));
1921
1922 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */
1923 args->cmd = SNDCTL_DSP_GETBLKSIZE;
1924 return (sys_ioctl(td, (struct ioctl_args *)args));
1925
1926 case LINUX_SNDCTL_DSP_SETFMT:
1927 args->cmd = SNDCTL_DSP_SETFMT;
1928 return (sys_ioctl(td, (struct ioctl_args *)args));
1929
1930 case LINUX_SOUND_PCM_WRITE_CHANNELS:
1931 args->cmd = SOUND_PCM_WRITE_CHANNELS;
1932 return (sys_ioctl(td, (struct ioctl_args *)args));
1933
1934 case LINUX_SOUND_PCM_WRITE_FILTER:
1935 args->cmd = SOUND_PCM_WRITE_FILTER;
1936 return (sys_ioctl(td, (struct ioctl_args *)args));
1937
1938 case LINUX_SNDCTL_DSP_POST:
1939 args->cmd = SNDCTL_DSP_POST;
1940 return (sys_ioctl(td, (struct ioctl_args *)args));
1941
1942 case LINUX_SNDCTL_DSP_SUBDIVIDE:
1943 args->cmd = SNDCTL_DSP_SUBDIVIDE;
1944 return (sys_ioctl(td, (struct ioctl_args *)args));
1945
1946 case LINUX_SNDCTL_DSP_SETFRAGMENT:
1947 args->cmd = SNDCTL_DSP_SETFRAGMENT;
1948 return (sys_ioctl(td, (struct ioctl_args *)args));
1949
1950 case LINUX_SNDCTL_DSP_GETFMTS:
1951 args->cmd = SNDCTL_DSP_GETFMTS;
1952 return (sys_ioctl(td, (struct ioctl_args *)args));
1953
1954 case LINUX_SNDCTL_DSP_GETOSPACE:
1955 args->cmd = SNDCTL_DSP_GETOSPACE;
1956 return (sys_ioctl(td, (struct ioctl_args *)args));
1957
1958 case LINUX_SNDCTL_DSP_GETISPACE:
1959 args->cmd = SNDCTL_DSP_GETISPACE;
1960 return (sys_ioctl(td, (struct ioctl_args *)args));
1961
1962 case LINUX_SNDCTL_DSP_NONBLOCK:
1963 args->cmd = SNDCTL_DSP_NONBLOCK;
1964 return (sys_ioctl(td, (struct ioctl_args *)args));
1965
1966 case LINUX_SNDCTL_DSP_GETCAPS:
1967 args->cmd = SNDCTL_DSP_GETCAPS;
1968 return (sys_ioctl(td, (struct ioctl_args *)args));
1969
1970 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */
1971 args->cmd = SNDCTL_DSP_SETTRIGGER;
1972 return (sys_ioctl(td, (struct ioctl_args *)args));
1973
1974 case LINUX_SNDCTL_DSP_GETIPTR:
1975 args->cmd = SNDCTL_DSP_GETIPTR;
1976 return (sys_ioctl(td, (struct ioctl_args *)args));
1977
1978 case LINUX_SNDCTL_DSP_GETOPTR:
1979 args->cmd = SNDCTL_DSP_GETOPTR;
1980 return (sys_ioctl(td, (struct ioctl_args *)args));
1981
1982 case LINUX_SNDCTL_DSP_SETDUPLEX:
1983 args->cmd = SNDCTL_DSP_SETDUPLEX;
1984 return (sys_ioctl(td, (struct ioctl_args *)args));
1985
1986 case LINUX_SNDCTL_DSP_GETODELAY:
1987 args->cmd = SNDCTL_DSP_GETODELAY;
1988 return (sys_ioctl(td, (struct ioctl_args *)args));
1989
1990 case LINUX_SNDCTL_SEQ_RESET:
1991 args->cmd = SNDCTL_SEQ_RESET;
1992 return (sys_ioctl(td, (struct ioctl_args *)args));
1993
1994 case LINUX_SNDCTL_SEQ_SYNC:
1995 args->cmd = SNDCTL_SEQ_SYNC;
1996 return (sys_ioctl(td, (struct ioctl_args *)args));
1997
1998 case LINUX_SNDCTL_SYNTH_INFO:
1999 args->cmd = SNDCTL_SYNTH_INFO;
2000 return (sys_ioctl(td, (struct ioctl_args *)args));
2001
2002 case LINUX_SNDCTL_SEQ_CTRLRATE:
2003 args->cmd = SNDCTL_SEQ_CTRLRATE;
2004 return (sys_ioctl(td, (struct ioctl_args *)args));
2005
2006 case LINUX_SNDCTL_SEQ_GETOUTCOUNT:
2007 args->cmd = SNDCTL_SEQ_GETOUTCOUNT;
2008 return (sys_ioctl(td, (struct ioctl_args *)args));
2009
2010 case LINUX_SNDCTL_SEQ_GETINCOUNT:
2011 args->cmd = SNDCTL_SEQ_GETINCOUNT;
2012 return (sys_ioctl(td, (struct ioctl_args *)args));
2013
2014 case LINUX_SNDCTL_SEQ_PERCMODE:
2015 args->cmd = SNDCTL_SEQ_PERCMODE;
2016 return (sys_ioctl(td, (struct ioctl_args *)args));
2017
2018 case LINUX_SNDCTL_FM_LOAD_INSTR:
2019 args->cmd = SNDCTL_FM_LOAD_INSTR;
2020 return (sys_ioctl(td, (struct ioctl_args *)args));
2021
2022 case LINUX_SNDCTL_SEQ_TESTMIDI:
2023 args->cmd = SNDCTL_SEQ_TESTMIDI;
2024 return (sys_ioctl(td, (struct ioctl_args *)args));
2025
2026 case LINUX_SNDCTL_SEQ_RESETSAMPLES:
2027 args->cmd = SNDCTL_SEQ_RESETSAMPLES;
2028 return (sys_ioctl(td, (struct ioctl_args *)args));
2029
2030 case LINUX_SNDCTL_SEQ_NRSYNTHS:
2031 args->cmd = SNDCTL_SEQ_NRSYNTHS;
2032 return (sys_ioctl(td, (struct ioctl_args *)args));
2033
2034 case LINUX_SNDCTL_SEQ_NRMIDIS:
2035 args->cmd = SNDCTL_SEQ_NRMIDIS;
2036 return (sys_ioctl(td, (struct ioctl_args *)args));
2037
2038 case LINUX_SNDCTL_MIDI_INFO:
2039 args->cmd = SNDCTL_MIDI_INFO;
2040 return (sys_ioctl(td, (struct ioctl_args *)args));
2041
2042 case LINUX_SNDCTL_SEQ_TRESHOLD:
2043 args->cmd = SNDCTL_SEQ_TRESHOLD;
2044 return (sys_ioctl(td, (struct ioctl_args *)args));
2045
2046 case LINUX_SNDCTL_SYNTH_MEMAVL:
2047 args->cmd = SNDCTL_SYNTH_MEMAVL;
2048 return (sys_ioctl(td, (struct ioctl_args *)args));
2049 }
2050
2051 return (ENOIOCTL);
2052 }
2053
2054 /*
2055 * Console related ioctls
2056 */
2057
2058 static int
linux_ioctl_console(struct thread * td,struct linux_ioctl_args * args)2059 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args)
2060 {
2061 struct file *fp;
2062 int error;
2063
2064 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2065 if (error != 0)
2066 return (error);
2067 switch (args->cmd & 0xffff) {
2068 case LINUX_KIOCSOUND:
2069 args->cmd = KIOCSOUND;
2070 error = (sys_ioctl(td, (struct ioctl_args *)args));
2071 break;
2072
2073 case LINUX_KDMKTONE:
2074 args->cmd = KDMKTONE;
2075 error = (sys_ioctl(td, (struct ioctl_args *)args));
2076 break;
2077
2078 case LINUX_KDGETLED:
2079 args->cmd = KDGETLED;
2080 error = (sys_ioctl(td, (struct ioctl_args *)args));
2081 break;
2082
2083 case LINUX_KDSETLED:
2084 args->cmd = KDSETLED;
2085 error = (sys_ioctl(td, (struct ioctl_args *)args));
2086 break;
2087
2088 case LINUX_KDSETMODE:
2089 args->cmd = KDSETMODE;
2090 error = (sys_ioctl(td, (struct ioctl_args *)args));
2091 break;
2092
2093 case LINUX_KDGETMODE:
2094 args->cmd = KDGETMODE;
2095 error = (sys_ioctl(td, (struct ioctl_args *)args));
2096 break;
2097
2098 case LINUX_KDGKBMODE:
2099 args->cmd = KDGKBMODE;
2100 error = (sys_ioctl(td, (struct ioctl_args *)args));
2101 break;
2102
2103 case LINUX_KDSKBMODE: {
2104 int kbdmode;
2105 switch (args->arg) {
2106 case LINUX_KBD_RAW:
2107 kbdmode = K_RAW;
2108 break;
2109 case LINUX_KBD_XLATE:
2110 kbdmode = K_XLATE;
2111 break;
2112 case LINUX_KBD_MEDIUMRAW:
2113 kbdmode = K_RAW;
2114 break;
2115 default:
2116 fdrop(fp, td);
2117 return (EINVAL);
2118 }
2119 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode,
2120 td->td_ucred, td));
2121 break;
2122 }
2123
2124 case LINUX_VT_OPENQRY:
2125 args->cmd = VT_OPENQRY;
2126 error = (sys_ioctl(td, (struct ioctl_args *)args));
2127 break;
2128
2129 case LINUX_VT_GETMODE:
2130 args->cmd = VT_GETMODE;
2131 error = (sys_ioctl(td, (struct ioctl_args *)args));
2132 break;
2133
2134 case LINUX_VT_SETMODE: {
2135 struct vt_mode mode;
2136 if ((error = copyin((void *)args->arg, &mode, sizeof(mode))))
2137 break;
2138 if (LINUX_SIG_VALID(mode.relsig))
2139 mode.relsig = linux_to_bsd_signal(mode.relsig);
2140 else
2141 mode.relsig = 0;
2142 if (LINUX_SIG_VALID(mode.acqsig))
2143 mode.acqsig = linux_to_bsd_signal(mode.acqsig);
2144 else
2145 mode.acqsig = 0;
2146 /* XXX. Linux ignores frsig and set it to 0. */
2147 mode.frsig = 0;
2148 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode))))
2149 break;
2150 args->cmd = VT_SETMODE;
2151 error = (sys_ioctl(td, (struct ioctl_args *)args));
2152 break;
2153 }
2154
2155 case LINUX_VT_GETSTATE:
2156 args->cmd = VT_GETACTIVE;
2157 error = (sys_ioctl(td, (struct ioctl_args *)args));
2158 break;
2159
2160 case LINUX_VT_RELDISP:
2161 args->cmd = VT_RELDISP;
2162 error = (sys_ioctl(td, (struct ioctl_args *)args));
2163 break;
2164
2165 case LINUX_VT_ACTIVATE:
2166 args->cmd = VT_ACTIVATE;
2167 error = (sys_ioctl(td, (struct ioctl_args *)args));
2168 break;
2169
2170 case LINUX_VT_WAITACTIVE:
2171 args->cmd = VT_WAITACTIVE;
2172 error = (sys_ioctl(td, (struct ioctl_args *)args));
2173 break;
2174
2175 default:
2176 error = ENOIOCTL;
2177 break;
2178 }
2179
2180 fdrop(fp, td);
2181 return (error);
2182 }
2183
2184 /*
2185 * Implement the SIOCGIFNAME ioctl
2186 */
2187
2188 static int
linux_ioctl_ifname(struct thread * td,struct l_ifreq * uifr)2189 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr)
2190 {
2191 struct l_ifreq ifr;
2192 int error, ret;
2193
2194 error = copyin(uifr, &ifr, sizeof(ifr));
2195 if (error != 0)
2196 return (error);
2197 ret = ifname_bsd_to_linux_idx(ifr.ifr_index, ifr.ifr_name,
2198 LINUX_IFNAMSIZ);
2199 if (ret > 0)
2200 return (copyout(&ifr, uifr, sizeof(ifr)));
2201 else
2202 return (ENODEV);
2203 }
2204
2205 /*
2206 * Implement the SIOCGIFCONF ioctl
2207 */
2208 static u_int
linux_ifconf_ifaddr_cb(void * arg,struct ifaddr * ifa,u_int count)2209 linux_ifconf_ifaddr_cb(void *arg, struct ifaddr *ifa, u_int count)
2210 {
2211 #ifdef COMPAT_LINUX32
2212 struct l_ifconf *ifc;
2213 #else
2214 struct ifconf *ifc;
2215 #endif
2216
2217 ifc = arg;
2218 ifc->ifc_len += sizeof(struct l_ifreq);
2219 return (1);
2220 }
2221
2222 static int
linux_ifconf_ifnet_cb(if_t ifp,void * arg)2223 linux_ifconf_ifnet_cb(if_t ifp, void *arg)
2224 {
2225
2226 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb, arg);
2227 return (0);
2228 }
2229
2230 struct linux_ifconfig_ifaddr_cb2_s {
2231 struct l_ifreq ifr;
2232 struct sbuf *sb;
2233 size_t max_len;
2234 size_t valid_len;
2235 };
2236
2237 static u_int
linux_ifconf_ifaddr_cb2(void * arg,struct ifaddr * ifa,u_int len)2238 linux_ifconf_ifaddr_cb2(void *arg, struct ifaddr *ifa, u_int len)
2239 {
2240 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg;
2241 struct sockaddr *sa = ifa->ifa_addr;
2242
2243 cbs->ifr.ifr_addr.sa_family = LINUX_AF_INET;
2244 memcpy(cbs->ifr.ifr_addr.sa_data, sa->sa_data,
2245 sizeof(cbs->ifr.ifr_addr.sa_data));
2246 sbuf_bcat(cbs->sb, &cbs->ifr, sizeof(cbs->ifr));
2247 cbs->max_len += sizeof(cbs->ifr);
2248
2249 if (sbuf_error(cbs->sb) == 0)
2250 cbs->valid_len = sbuf_len(cbs->sb);
2251 return (1);
2252 }
2253
2254 static int
linux_ifconf_ifnet_cb2(if_t ifp,void * arg)2255 linux_ifconf_ifnet_cb2(if_t ifp, void *arg)
2256 {
2257 struct linux_ifconfig_ifaddr_cb2_s *cbs = arg;
2258
2259 bzero(&cbs->ifr, sizeof(cbs->ifr));
2260 ifname_bsd_to_linux_ifp(ifp, cbs->ifr.ifr_name,
2261 sizeof(cbs->ifr.ifr_name));
2262
2263 /* Walk the address list */
2264 if_foreach_addr_type(ifp, AF_INET, linux_ifconf_ifaddr_cb2, cbs);
2265 return (0);
2266 }
2267
2268 static int
linux_ifconf(struct thread * td,struct ifconf * uifc)2269 linux_ifconf(struct thread *td, struct ifconf *uifc)
2270 {
2271 struct linux_ifconfig_ifaddr_cb2_s cbs;
2272 struct epoch_tracker et;
2273 #ifdef COMPAT_LINUX32
2274 struct l_ifconf ifc;
2275 #else
2276 struct ifconf ifc;
2277 #endif
2278 struct sbuf *sb;
2279 int error, full;
2280
2281 error = copyin(uifc, &ifc, sizeof(ifc));
2282 if (error != 0)
2283 return (error);
2284
2285 /* handle the 'request buffer size' case */
2286 if (PTRIN(ifc.ifc_buf) == NULL) {
2287 ifc.ifc_len = 0;
2288 NET_EPOCH_ENTER(et);
2289 if_foreach(linux_ifconf_ifnet_cb, &ifc);
2290 NET_EPOCH_EXIT(et);
2291 return (copyout(&ifc, uifc, sizeof(ifc)));
2292 }
2293 if (ifc.ifc_len <= 0)
2294 return (EINVAL);
2295
2296 full = 0;
2297 cbs.max_len = maxphys - 1;
2298
2299 again:
2300 if (ifc.ifc_len <= cbs.max_len) {
2301 cbs.max_len = ifc.ifc_len;
2302 full = 1;
2303 }
2304 cbs.sb = sb = sbuf_new(NULL, NULL, cbs.max_len + 1, SBUF_FIXEDLEN);
2305 cbs.max_len = 0;
2306 cbs.valid_len = 0;
2307
2308 /* Return all AF_INET addresses of all interfaces */
2309 NET_EPOCH_ENTER(et);
2310 if_foreach(linux_ifconf_ifnet_cb2, &cbs);
2311 NET_EPOCH_EXIT(et);
2312
2313 if (cbs.valid_len != cbs.max_len && !full) {
2314 sbuf_delete(sb);
2315 goto again;
2316 }
2317
2318 ifc.ifc_len = cbs.valid_len;
2319 sbuf_finish(sb);
2320 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len);
2321 if (error == 0)
2322 error = copyout(&ifc, uifc, sizeof(ifc));
2323 sbuf_delete(sb);
2324
2325 return (error);
2326 }
2327
2328 static int
linux_ioctl_socket_ifreq(struct thread * td,int fd,u_int cmd,struct l_ifreq * uifr)2329 linux_ioctl_socket_ifreq(struct thread *td, int fd, u_int cmd,
2330 struct l_ifreq *uifr)
2331 {
2332 struct l_ifreq lifr;
2333 struct ifreq bifr;
2334 size_t ifrusiz;
2335 int error, temp_flags;
2336
2337 switch (cmd) {
2338 case LINUX_SIOCGIFINDEX:
2339 cmd = SIOCGIFINDEX;
2340 break;
2341 case LINUX_SIOCGIFFLAGS:
2342 cmd = SIOCGIFFLAGS;
2343 break;
2344 case LINUX_SIOCGIFADDR:
2345 cmd = SIOCGIFADDR;
2346 break;
2347 case LINUX_SIOCSIFADDR:
2348 cmd = SIOCSIFADDR;
2349 break;
2350 case LINUX_SIOCGIFDSTADDR:
2351 cmd = SIOCGIFDSTADDR;
2352 break;
2353 case LINUX_SIOCGIFBRDADDR:
2354 cmd = SIOCGIFBRDADDR;
2355 break;
2356 case LINUX_SIOCGIFNETMASK:
2357 cmd = SIOCGIFNETMASK;
2358 break;
2359 case LINUX_SIOCSIFNETMASK:
2360 cmd = SIOCSIFNETMASK;
2361 break;
2362 case LINUX_SIOCGIFMTU:
2363 cmd = SIOCGIFMTU;
2364 break;
2365 case LINUX_SIOCSIFMTU:
2366 cmd = SIOCSIFMTU;
2367 break;
2368 case LINUX_SIOCGIFHWADDR:
2369 cmd = SIOCGHWADDR;
2370 break;
2371 case LINUX_SIOCGIFMETRIC:
2372 cmd = SIOCGIFMETRIC;
2373 break;
2374 case LINUX_SIOCSIFMETRIC:
2375 cmd = SIOCSIFMETRIC;
2376 break;
2377 /*
2378 * XXX This is slightly bogus, but these ioctls are currently
2379 * XXX only used by the aironet (if_an) network driver.
2380 */
2381 case LINUX_SIOCDEVPRIVATE:
2382 cmd = SIOCGPRIVATE_0;
2383 break;
2384 case LINUX_SIOCDEVPRIVATE+1:
2385 cmd = SIOCGPRIVATE_1;
2386 break;
2387 default:
2388 LINUX_RATELIMIT_MSG_OPT2(
2389 "ioctl_socket_ifreq fd=%d, cmd=0x%x is not implemented",
2390 fd, cmd);
2391 return (ENOIOCTL);
2392 }
2393
2394 error = copyin(uifr, &lifr, sizeof(lifr));
2395 if (error != 0)
2396 return (error);
2397 bzero(&bifr, sizeof(bifr));
2398
2399 /*
2400 * The size of Linux enum ifr_ifru is bigger than
2401 * the FreeBSD size due to the struct ifmap.
2402 */
2403 ifrusiz = (sizeof(lifr) > sizeof(bifr) ? sizeof(bifr) :
2404 sizeof(lifr)) - offsetof(struct l_ifreq, ifr_ifru);
2405 bcopy(&lifr.ifr_ifru, &bifr.ifr_ifru, ifrusiz);
2406
2407 error = ifname_linux_to_bsd(td, lifr.ifr_name, bifr.ifr_name);
2408 if (error != 0)
2409 return (error);
2410
2411 /* Translate in values. */
2412 switch (cmd) {
2413 case SIOCGIFINDEX:
2414 bifr.ifr_index = lifr.ifr_index;
2415 break;
2416 case SIOCSIFADDR:
2417 case SIOCSIFNETMASK:
2418 bifr.ifr_addr.sa_len = sizeof(struct sockaddr);
2419 bifr.ifr_addr.sa_family =
2420 linux_to_bsd_domain(lifr.ifr_addr.sa_family);
2421 break;
2422 default:
2423 break;
2424 }
2425
2426 error = kern_ioctl(td, fd, cmd, (caddr_t)&bifr);
2427 if (error != 0)
2428 return (error);
2429 bzero(&lifr.ifr_ifru, sizeof(lifr.ifr_ifru));
2430
2431 /* Translate out values. */
2432 switch (cmd) {
2433 case SIOCGIFINDEX:
2434 lifr.ifr_index = bifr.ifr_index;
2435 break;
2436 case SIOCGIFFLAGS:
2437 temp_flags = bifr.ifr_flags | (bifr.ifr_flagshigh << 16);
2438 lifr.ifr_flags = bsd_to_linux_ifflags(temp_flags);
2439 break;
2440 case SIOCGIFADDR:
2441 case SIOCSIFADDR:
2442 case SIOCGIFDSTADDR:
2443 case SIOCGIFBRDADDR:
2444 case SIOCGIFNETMASK:
2445 bcopy(&bifr.ifr_addr, &lifr.ifr_addr, sizeof(bifr.ifr_addr));
2446 lifr.ifr_addr.sa_family =
2447 bsd_to_linux_domain(bifr.ifr_addr.sa_family);
2448 break;
2449 case SIOCGHWADDR:
2450 bcopy(&bifr.ifr_addr, &lifr.ifr_hwaddr, sizeof(bifr.ifr_addr));
2451 lifr.ifr_hwaddr.sa_family = LINUX_ARPHRD_ETHER;
2452 break;
2453 default:
2454 bcopy(&bifr.ifr_ifru, &lifr.ifr_ifru, ifrusiz);
2455 break;
2456 }
2457
2458 return (copyout(&lifr, uifr, sizeof(lifr)));
2459 }
2460
2461 /*
2462 * Socket related ioctls
2463 */
2464
2465 static int
linux_ioctl_socket(struct thread * td,struct linux_ioctl_args * args)2466 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args)
2467 {
2468 struct file *fp;
2469 int error, type;
2470
2471 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2472 if (error != 0)
2473 return (error);
2474 type = fp->f_type;
2475 fdrop(fp, td);
2476
2477 CURVNET_SET(TD_TO_VNET(td));
2478
2479 if (type != DTYPE_SOCKET) {
2480 /* not a socket - probably a tap / vmnet device */
2481 switch (args->cmd) {
2482 case LINUX_SIOCGIFADDR:
2483 case LINUX_SIOCSIFADDR:
2484 case LINUX_SIOCGIFFLAGS:
2485 error = linux_ioctl_special(td, args);
2486 break;
2487 default:
2488 error = ENOIOCTL;
2489 break;
2490 }
2491 CURVNET_RESTORE();
2492 return (error);
2493 }
2494
2495 switch (args->cmd) {
2496 case LINUX_FIOSETOWN:
2497 args->cmd = FIOSETOWN;
2498 error = sys_ioctl(td, (struct ioctl_args *)args);
2499 break;
2500
2501 case LINUX_SIOCSPGRP:
2502 args->cmd = SIOCSPGRP;
2503 error = sys_ioctl(td, (struct ioctl_args *)args);
2504 break;
2505
2506 case LINUX_FIOGETOWN:
2507 args->cmd = FIOGETOWN;
2508 error = sys_ioctl(td, (struct ioctl_args *)args);
2509 break;
2510
2511 case LINUX_SIOCGPGRP:
2512 args->cmd = SIOCGPGRP;
2513 error = sys_ioctl(td, (struct ioctl_args *)args);
2514 break;
2515
2516 case LINUX_SIOCATMARK:
2517 args->cmd = SIOCATMARK;
2518 error = sys_ioctl(td, (struct ioctl_args *)args);
2519 break;
2520
2521 /* LINUX_SIOCGSTAMP */
2522
2523 case LINUX_SIOCGIFNAME:
2524 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg);
2525 break;
2526
2527 case LINUX_SIOCGIFCONF:
2528 error = linux_ifconf(td, (struct ifconf *)args->arg);
2529 break;
2530
2531 case LINUX_SIOCADDMULTI:
2532 args->cmd = SIOCADDMULTI;
2533 error = sys_ioctl(td, (struct ioctl_args *)args);
2534 break;
2535
2536 case LINUX_SIOCDELMULTI:
2537 args->cmd = SIOCDELMULTI;
2538 error = sys_ioctl(td, (struct ioctl_args *)args);
2539 break;
2540
2541 case LINUX_SIOCGIFCOUNT:
2542 error = 0;
2543 break;
2544
2545 default:
2546 error = linux_ioctl_socket_ifreq(td, args->fd, args->cmd,
2547 PTRIN(args->arg));
2548 break;
2549 }
2550
2551 CURVNET_RESTORE();
2552 return (error);
2553 }
2554
2555 /*
2556 * Device private ioctl handler
2557 */
2558 static int
linux_ioctl_private(struct thread * td,struct linux_ioctl_args * args)2559 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args)
2560 {
2561 struct file *fp;
2562 int error, type;
2563
2564 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2565 if (error != 0)
2566 return (error);
2567 type = fp->f_type;
2568 fdrop(fp, td);
2569 if (type == DTYPE_SOCKET)
2570 return (linux_ioctl_socket(td, args));
2571 return (ENOIOCTL);
2572 }
2573
2574 /*
2575 * DRM ioctl handler (sys/dev/drm)
2576 */
2577 static int
linux_ioctl_drm(struct thread * td,struct linux_ioctl_args * args)2578 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
2579 {
2580 args->cmd = SETDIR(args->cmd);
2581 return (sys_ioctl(td, (struct ioctl_args *)args));
2582 }
2583
2584 /*
2585 * dma-buf ioctl handler (drm-kmod)
2586 */
2587 static int
linux_ioctl_dmabuf(struct thread * td,struct linux_ioctl_args * args)2588 linux_ioctl_dmabuf(struct thread *td, struct linux_ioctl_args *args)
2589 {
2590
2591 switch (args->cmd & 0xffff) {
2592 case LINUX_DMA_BUF_IOCTL_SYNC:
2593 case LINUX_DMA_BUF_IOCTL_EXPORT_SYNC_FILE:
2594 case LINUX_DMA_BUF_IOCTL_IMPORT_SYNC_FILE:
2595 args->cmd = SETDIR(args->cmd);
2596 return (sys_ioctl(td, (struct ioctl_args *)args));
2597 }
2598
2599 return (ENOIOCTL);
2600 }
2601
2602 /*
2603 * sync_file ioctl handler (drm-kmod)
2604 */
2605 static int
linux_ioctl_syncfile(struct thread * td,struct linux_ioctl_args * args)2606 linux_ioctl_syncfile(struct thread *td, struct linux_ioctl_args *args)
2607 {
2608
2609 switch (args->cmd & 0xffff) {
2610 case LINUX_SYNC_IOC_MERGE:
2611 case LINUX_SYNC_IOC_FILE_INFO:
2612 case LINUX_SYNC_IOC_SET_DEADLINE:
2613 args->cmd = SETDIR(args->cmd);
2614 return (sys_ioctl(td, (struct ioctl_args *)args));
2615 }
2616
2617 return (ENOIOCTL);
2618 }
2619
2620 #ifdef COMPAT_LINUX32
2621 static int
linux_ioctl_sg_io(struct thread * td,struct linux_ioctl_args * args)2622 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args)
2623 {
2624 struct sg_io_hdr io;
2625 struct sg_io_hdr32 io32;
2626 struct file *fp;
2627 int error;
2628
2629 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2630 if (error != 0) {
2631 printf("sg_linux_ioctl: fget returned %d\n", error);
2632 return (error);
2633 }
2634
2635 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0)
2636 goto out;
2637
2638 CP(io32, io, interface_id);
2639 CP(io32, io, dxfer_direction);
2640 CP(io32, io, cmd_len);
2641 CP(io32, io, mx_sb_len);
2642 CP(io32, io, iovec_count);
2643 CP(io32, io, dxfer_len);
2644 PTRIN_CP(io32, io, dxferp);
2645 PTRIN_CP(io32, io, cmdp);
2646 PTRIN_CP(io32, io, sbp);
2647 CP(io32, io, timeout);
2648 CP(io32, io, flags);
2649 CP(io32, io, pack_id);
2650 PTRIN_CP(io32, io, usr_ptr);
2651 CP(io32, io, status);
2652 CP(io32, io, masked_status);
2653 CP(io32, io, msg_status);
2654 CP(io32, io, sb_len_wr);
2655 CP(io32, io, host_status);
2656 CP(io32, io, driver_status);
2657 CP(io32, io, resid);
2658 CP(io32, io, duration);
2659 CP(io32, io, info);
2660
2661 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0)
2662 goto out;
2663
2664 CP(io, io32, interface_id);
2665 CP(io, io32, dxfer_direction);
2666 CP(io, io32, cmd_len);
2667 CP(io, io32, mx_sb_len);
2668 CP(io, io32, iovec_count);
2669 CP(io, io32, dxfer_len);
2670 PTROUT_CP(io, io32, dxferp);
2671 PTROUT_CP(io, io32, cmdp);
2672 PTROUT_CP(io, io32, sbp);
2673 CP(io, io32, timeout);
2674 CP(io, io32, flags);
2675 CP(io, io32, pack_id);
2676 PTROUT_CP(io, io32, usr_ptr);
2677 CP(io, io32, status);
2678 CP(io, io32, masked_status);
2679 CP(io, io32, msg_status);
2680 CP(io, io32, sb_len_wr);
2681 CP(io, io32, host_status);
2682 CP(io, io32, driver_status);
2683 CP(io, io32, resid);
2684 CP(io, io32, duration);
2685 CP(io, io32, info);
2686
2687 error = copyout(&io32, (void *)args->arg, sizeof(io32));
2688
2689 out:
2690 fdrop(fp, td);
2691 return (error);
2692 }
2693 #endif
2694
2695 static int
linux_ioctl_sg(struct thread * td,struct linux_ioctl_args * args)2696 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args)
2697 {
2698
2699 switch (args->cmd) {
2700 case LINUX_SG_GET_VERSION_NUM:
2701 args->cmd = SG_GET_VERSION_NUM;
2702 break;
2703 case LINUX_SG_SET_TIMEOUT:
2704 args->cmd = SG_SET_TIMEOUT;
2705 break;
2706 case LINUX_SG_GET_TIMEOUT:
2707 args->cmd = SG_GET_TIMEOUT;
2708 break;
2709 case LINUX_SG_IO:
2710 args->cmd = SG_IO;
2711 #ifdef COMPAT_LINUX32
2712 return (linux_ioctl_sg_io(td, args));
2713 #endif
2714 break;
2715 case LINUX_SG_GET_RESERVED_SIZE:
2716 args->cmd = SG_GET_RESERVED_SIZE;
2717 break;
2718 case LINUX_SG_GET_SCSI_ID:
2719 args->cmd = SG_GET_SCSI_ID;
2720 break;
2721 case LINUX_SG_GET_SG_TABLESIZE:
2722 args->cmd = SG_GET_SG_TABLESIZE;
2723 break;
2724 default:
2725 return (ENODEV);
2726 }
2727 return (sys_ioctl(td, (struct ioctl_args *)args));
2728 }
2729
2730 /*
2731 * Video4Linux (V4L) ioctl handler
2732 */
2733 static int
linux_to_bsd_v4l_tuner(struct l_video_tuner * lvt,struct video_tuner * vt)2734 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt)
2735 {
2736 vt->tuner = lvt->tuner;
2737 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2738 vt->rangelow = lvt->rangelow; /* possible long size conversion */
2739 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */
2740 vt->flags = lvt->flags;
2741 vt->mode = lvt->mode;
2742 vt->signal = lvt->signal;
2743 return (0);
2744 }
2745
2746 static int
bsd_to_linux_v4l_tuner(struct video_tuner * vt,struct l_video_tuner * lvt)2747 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt)
2748 {
2749 lvt->tuner = vt->tuner;
2750 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2751 lvt->rangelow = vt->rangelow; /* possible long size conversion */
2752 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */
2753 lvt->flags = vt->flags;
2754 lvt->mode = vt->mode;
2755 lvt->signal = vt->signal;
2756 return (0);
2757 }
2758
2759 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2760 static int
linux_to_bsd_v4l_clip(struct l_video_clip * lvc,struct video_clip * vc)2761 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc)
2762 {
2763 vc->x = lvc->x;
2764 vc->y = lvc->y;
2765 vc->width = lvc->width;
2766 vc->height = lvc->height;
2767 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */
2768 return (0);
2769 }
2770 #endif
2771
2772 static int
linux_to_bsd_v4l_window(struct l_video_window * lvw,struct video_window * vw)2773 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw)
2774 {
2775 vw->x = lvw->x;
2776 vw->y = lvw->y;
2777 vw->width = lvw->width;
2778 vw->height = lvw->height;
2779 vw->chromakey = lvw->chromakey;
2780 vw->flags = lvw->flags;
2781 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */
2782 vw->clipcount = lvw->clipcount;
2783 return (0);
2784 }
2785
2786 static int
bsd_to_linux_v4l_window(struct video_window * vw,struct l_video_window * lvw)2787 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw)
2788 {
2789 memset(lvw, 0, sizeof(*lvw));
2790
2791 lvw->x = vw->x;
2792 lvw->y = vw->y;
2793 lvw->width = vw->width;
2794 lvw->height = vw->height;
2795 lvw->chromakey = vw->chromakey;
2796 lvw->flags = vw->flags;
2797 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */
2798 lvw->clipcount = vw->clipcount;
2799 return (0);
2800 }
2801
2802 static int
linux_to_bsd_v4l_buffer(struct l_video_buffer * lvb,struct video_buffer * vb)2803 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb)
2804 {
2805 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */
2806 vb->height = lvb->height;
2807 vb->width = lvb->width;
2808 vb->depth = lvb->depth;
2809 vb->bytesperline = lvb->bytesperline;
2810 return (0);
2811 }
2812
2813 static int
bsd_to_linux_v4l_buffer(struct video_buffer * vb,struct l_video_buffer * lvb)2814 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb)
2815 {
2816 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */
2817 lvb->height = vb->height;
2818 lvb->width = vb->width;
2819 lvb->depth = vb->depth;
2820 lvb->bytesperline = vb->bytesperline;
2821 return (0);
2822 }
2823
2824 static int
linux_to_bsd_v4l_code(struct l_video_code * lvc,struct video_code * vc)2825 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc)
2826 {
2827 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE);
2828 vc->datasize = lvc->datasize;
2829 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */
2830 return (0);
2831 }
2832
2833 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2834 static int
linux_v4l_clip_copy(void * lvc,struct video_clip ** ppvc)2835 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc)
2836 {
2837 int error;
2838 struct video_clip vclip;
2839 struct l_video_clip l_vclip;
2840
2841 error = copyin(lvc, &l_vclip, sizeof(l_vclip));
2842 if (error) return (error);
2843 linux_to_bsd_v4l_clip(&l_vclip, &vclip);
2844 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */
2845 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL)
2846 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */
2847 memcpy(*ppvc, &vclip, sizeof(vclip));
2848 (*ppvc)->next = NULL;
2849 return (0);
2850 }
2851
2852 static int
linux_v4l_cliplist_free(struct video_window * vw)2853 linux_v4l_cliplist_free(struct video_window *vw)
2854 {
2855 struct video_clip **ppvc;
2856 struct video_clip **ppvc_next;
2857
2858 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) {
2859 ppvc_next = &((*ppvc)->next);
2860 free(*ppvc, M_LINUX);
2861 }
2862 vw->clips = NULL;
2863
2864 return (0);
2865 }
2866
2867 static int
linux_v4l_cliplist_copy(struct l_video_window * lvw,struct video_window * vw)2868 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw)
2869 {
2870 int error;
2871 int clipcount;
2872 void *plvc;
2873 struct video_clip **ppvc;
2874
2875 /*
2876 * XXX: The cliplist is used to pass in a list of clipping
2877 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a
2878 * clipping bitmap. Some Linux apps, however, appear to
2879 * leave cliplist and clips uninitialized. In any case,
2880 * the cliplist is not used by pwc(4), at the time of
2881 * writing, FreeBSD's only V4L driver. When a driver
2882 * that uses the cliplist is developed, this code may
2883 * need re-examiniation.
2884 */
2885 error = 0;
2886 clipcount = vw->clipcount;
2887 if (clipcount == VIDEO_CLIP_BITMAP) {
2888 /*
2889 * In this case, the pointer (clips) is overloaded
2890 * to be a "void *" to a bitmap, therefore there
2891 * is no struct video_clip to copy now.
2892 */
2893 } else if (clipcount > 0 && clipcount <= 16384) {
2894 /*
2895 * Clips points to list of clip rectangles, so
2896 * copy the list.
2897 *
2898 * XXX: Upper limit of 16384 was used here to try to
2899 * avoid cases when clipcount and clips pointer
2900 * are uninitialized and therefore have high random
2901 * values, as is the case in the Linux Skype
2902 * application. The value 16384 was chosen as that
2903 * is what is used in the Linux stradis(4) MPEG
2904 * decoder driver, the only place we found an
2905 * example of cliplist use.
2906 */
2907 plvc = PTRIN(lvw->clips);
2908 vw->clips = NULL;
2909 ppvc = &(vw->clips);
2910 while (clipcount-- > 0) {
2911 if (plvc == NULL) {
2912 error = EFAULT;
2913 break;
2914 } else {
2915 error = linux_v4l_clip_copy(plvc, ppvc);
2916 if (error) {
2917 linux_v4l_cliplist_free(vw);
2918 break;
2919 }
2920 }
2921 ppvc = &((*ppvc)->next);
2922 plvc = PTRIN(((struct l_video_clip *) plvc)->next);
2923 }
2924 } else {
2925 /*
2926 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP)
2927 * Force cliplist to null.
2928 */
2929 vw->clipcount = 0;
2930 vw->clips = NULL;
2931 }
2932 return (error);
2933 }
2934 #endif
2935
2936 static int
linux_ioctl_v4l(struct thread * td,struct linux_ioctl_args * args)2937 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args)
2938 {
2939 struct file *fp;
2940 int error;
2941 struct video_tuner vtun;
2942 struct video_window vwin;
2943 struct video_buffer vbuf;
2944 struct video_code vcode;
2945 struct l_video_tuner l_vtun;
2946 struct l_video_window l_vwin;
2947 struct l_video_buffer l_vbuf;
2948 struct l_video_code l_vcode;
2949
2950 switch (args->cmd & 0xffff) {
2951 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break;
2952 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break;
2953 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break;
2954
2955 case LINUX_VIDIOCGTUNER:
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_vtun, sizeof(l_vtun));
2961 if (error) {
2962 fdrop(fp, td);
2963 return (error);
2964 }
2965 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
2966 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td);
2967 if (!error) {
2968 bsd_to_linux_v4l_tuner(&vtun, &l_vtun);
2969 error = copyout(&l_vtun, (void *) args->arg,
2970 sizeof(l_vtun));
2971 }
2972 fdrop(fp, td);
2973 return (error);
2974
2975 case LINUX_VIDIOCSTUNER:
2976 error = fget(td, args->fd,
2977 &cap_ioctl_rights, &fp);
2978 if (error != 0)
2979 return (error);
2980 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
2981 if (error) {
2982 fdrop(fp, td);
2983 return (error);
2984 }
2985 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
2986 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td);
2987 fdrop(fp, td);
2988 return (error);
2989
2990 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break;
2991 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break;
2992 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break;
2993
2994 case LINUX_VIDIOCGWIN:
2995 error = fget(td, args->fd,
2996 &cap_ioctl_rights, &fp);
2997 if (error != 0)
2998 return (error);
2999 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td);
3000 if (!error) {
3001 bsd_to_linux_v4l_window(&vwin, &l_vwin);
3002 error = copyout(&l_vwin, (void *) args->arg,
3003 sizeof(l_vwin));
3004 }
3005 fdrop(fp, td);
3006 return (error);
3007
3008 case LINUX_VIDIOCSWIN:
3009 error = fget(td, args->fd,
3010 &cap_ioctl_rights, &fp);
3011 if (error != 0)
3012 return (error);
3013 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin));
3014 if (error) {
3015 fdrop(fp, td);
3016 return (error);
3017 }
3018 linux_to_bsd_v4l_window(&l_vwin, &vwin);
3019 #ifdef COMPAT_LINUX_V4L_CLIPLIST
3020 error = linux_v4l_cliplist_copy(&l_vwin, &vwin);
3021 if (error) {
3022 fdrop(fp, td);
3023 return (error);
3024 }
3025 #endif
3026 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td);
3027 fdrop(fp, td);
3028 #ifdef COMPAT_LINUX_V4L_CLIPLIST
3029 linux_v4l_cliplist_free(&vwin);
3030 #endif
3031 return (error);
3032
3033 case LINUX_VIDIOCGFBUF:
3034 error = fget(td, args->fd,
3035 &cap_ioctl_rights, &fp);
3036 if (error != 0)
3037 return (error);
3038 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td);
3039 if (!error) {
3040 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf);
3041 error = copyout(&l_vbuf, (void *) args->arg,
3042 sizeof(l_vbuf));
3043 }
3044 fdrop(fp, td);
3045 return (error);
3046
3047 case LINUX_VIDIOCSFBUF:
3048 error = fget(td, args->fd,
3049 &cap_ioctl_rights, &fp);
3050 if (error != 0)
3051 return (error);
3052 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf));
3053 if (error) {
3054 fdrop(fp, td);
3055 return (error);
3056 }
3057 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf);
3058 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td);
3059 fdrop(fp, td);
3060 return (error);
3061
3062 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break;
3063 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break;
3064 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break;
3065 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break;
3066 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break;
3067 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break;
3068 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break;
3069 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break;
3070 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break;
3071 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break;
3072 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break;
3073 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break;
3074 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break;
3075 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break;
3076
3077 case LINUX_VIDIOCSMICROCODE:
3078 error = fget(td, args->fd,
3079 &cap_ioctl_rights, &fp);
3080 if (error != 0)
3081 return (error);
3082 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode));
3083 if (error) {
3084 fdrop(fp, td);
3085 return (error);
3086 }
3087 linux_to_bsd_v4l_code(&l_vcode, &vcode);
3088 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td);
3089 fdrop(fp, td);
3090 return (error);
3091
3092 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break;
3093 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break;
3094 default: return (ENOIOCTL);
3095 }
3096
3097 error = sys_ioctl(td, (struct ioctl_args *)args);
3098 return (error);
3099 }
3100
3101 /*
3102 * Special ioctl handler
3103 */
3104 static int
linux_ioctl_special(struct thread * td,struct linux_ioctl_args * args)3105 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args)
3106 {
3107 int error;
3108
3109 switch (args->cmd) {
3110 case LINUX_SIOCGIFADDR:
3111 args->cmd = SIOCGIFADDR;
3112 error = sys_ioctl(td, (struct ioctl_args *)args);
3113 break;
3114 case LINUX_SIOCSIFADDR:
3115 args->cmd = SIOCSIFADDR;
3116 error = sys_ioctl(td, (struct ioctl_args *)args);
3117 break;
3118 case LINUX_SIOCGIFFLAGS:
3119 args->cmd = SIOCGIFFLAGS;
3120 error = sys_ioctl(td, (struct ioctl_args *)args);
3121 break;
3122 default:
3123 error = ENOIOCTL;
3124 }
3125
3126 return (error);
3127 }
3128
3129 static int
linux_to_bsd_v4l2_standard(struct l_v4l2_standard * lvstd,struct v4l2_standard * vstd)3130 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd)
3131 {
3132 vstd->index = lvstd->index;
3133 vstd->id = lvstd->id;
3134 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3135 memcpy(vstd->name, lvstd->name, sizeof(vstd->name));
3136 vstd->frameperiod = lvstd->frameperiod;
3137 vstd->framelines = lvstd->framelines;
3138 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3139 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved));
3140 return (0);
3141 }
3142
3143 static int
bsd_to_linux_v4l2_standard(struct v4l2_standard * vstd,struct l_v4l2_standard * lvstd)3144 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd)
3145 {
3146 lvstd->index = vstd->index;
3147 lvstd->id = vstd->id;
3148 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3149 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name));
3150 lvstd->frameperiod = vstd->frameperiod;
3151 lvstd->framelines = vstd->framelines;
3152 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3153 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved));
3154 return (0);
3155 }
3156
3157 static int
linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer * lvb,struct v4l2_buffer * vb)3158 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb)
3159 {
3160 vb->index = lvb->index;
3161 vb->type = lvb->type;
3162 vb->bytesused = lvb->bytesused;
3163 vb->flags = lvb->flags;
3164 vb->field = lvb->field;
3165 vb->timestamp.tv_sec = lvb->timestamp.tv_sec;
3166 vb->timestamp.tv_usec = lvb->timestamp.tv_usec;
3167 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode));
3168 vb->sequence = lvb->sequence;
3169 vb->memory = lvb->memory;
3170 if (lvb->memory == V4L2_MEMORY_USERPTR)
3171 /* possible pointer size conversion */
3172 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr);
3173 else
3174 vb->m.offset = lvb->m.offset;
3175 vb->length = lvb->length;
3176 vb->input = lvb->input;
3177 vb->reserved = lvb->reserved;
3178 return (0);
3179 }
3180
3181 static int
bsd_to_linux_v4l2_buffer(struct v4l2_buffer * vb,struct l_v4l2_buffer * lvb)3182 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb)
3183 {
3184 lvb->index = vb->index;
3185 lvb->type = vb->type;
3186 lvb->bytesused = vb->bytesused;
3187 lvb->flags = vb->flags;
3188 lvb->field = vb->field;
3189 lvb->timestamp.tv_sec = vb->timestamp.tv_sec;
3190 lvb->timestamp.tv_usec = vb->timestamp.tv_usec;
3191 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode));
3192 lvb->sequence = vb->sequence;
3193 lvb->memory = vb->memory;
3194 if (vb->memory == V4L2_MEMORY_USERPTR)
3195 /* possible pointer size conversion */
3196 lvb->m.userptr = PTROUT(vb->m.userptr);
3197 else
3198 lvb->m.offset = vb->m.offset;
3199 lvb->length = vb->length;
3200 lvb->input = vb->input;
3201 lvb->reserved = vb->reserved;
3202 return (0);
3203 }
3204
3205 static int
linux_to_bsd_v4l2_format(struct l_v4l2_format * lvf,struct v4l2_format * vf)3206 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf)
3207 {
3208 vf->type = lvf->type;
3209 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3210 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3211 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3212 #endif
3213 )
3214 /*
3215 * XXX TODO - needs 32 -> 64 bit conversion:
3216 * (unused by webcams?)
3217 */
3218 return (EINVAL);
3219 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt));
3220 return (0);
3221 }
3222
3223 static int
bsd_to_linux_v4l2_format(struct v4l2_format * vf,struct l_v4l2_format * lvf)3224 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf)
3225 {
3226 lvf->type = vf->type;
3227 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3228 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3229 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3230 #endif
3231 )
3232 /*
3233 * XXX TODO - needs 32 -> 64 bit conversion:
3234 * (unused by webcams?)
3235 */
3236 return (EINVAL);
3237 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt));
3238 return (0);
3239 }
3240 static int
linux_ioctl_v4l2(struct thread * td,struct linux_ioctl_args * args)3241 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args)
3242 {
3243 struct file *fp;
3244 int error;
3245 struct v4l2_format vformat;
3246 struct l_v4l2_format l_vformat;
3247 struct v4l2_standard vstd;
3248 struct l_v4l2_standard l_vstd;
3249 struct l_v4l2_buffer l_vbuf;
3250 struct v4l2_buffer vbuf;
3251 struct v4l2_input vinp;
3252
3253 switch (args->cmd & 0xffff) {
3254 case LINUX_VIDIOC_RESERVED:
3255 case LINUX_VIDIOC_LOG_STATUS:
3256 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID)
3257 return (ENOIOCTL);
3258 args->cmd = (args->cmd & 0xffff) | IOC_VOID;
3259 break;
3260
3261 case LINUX_VIDIOC_OVERLAY:
3262 case LINUX_VIDIOC_STREAMON:
3263 case LINUX_VIDIOC_STREAMOFF:
3264 case LINUX_VIDIOC_S_STD:
3265 case LINUX_VIDIOC_S_TUNER:
3266 case LINUX_VIDIOC_S_AUDIO:
3267 case LINUX_VIDIOC_S_AUDOUT:
3268 case LINUX_VIDIOC_S_MODULATOR:
3269 case LINUX_VIDIOC_S_FREQUENCY:
3270 case LINUX_VIDIOC_S_CROP:
3271 case LINUX_VIDIOC_S_JPEGCOMP:
3272 case LINUX_VIDIOC_S_PRIORITY:
3273 case LINUX_VIDIOC_DBG_S_REGISTER:
3274 case LINUX_VIDIOC_S_HW_FREQ_SEEK:
3275 case LINUX_VIDIOC_SUBSCRIBE_EVENT:
3276 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT:
3277 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN;
3278 break;
3279
3280 case LINUX_VIDIOC_QUERYCAP:
3281 case LINUX_VIDIOC_G_STD:
3282 case LINUX_VIDIOC_G_AUDIO:
3283 case LINUX_VIDIOC_G_INPUT:
3284 case LINUX_VIDIOC_G_OUTPUT:
3285 case LINUX_VIDIOC_G_AUDOUT:
3286 case LINUX_VIDIOC_G_JPEGCOMP:
3287 case LINUX_VIDIOC_QUERYSTD:
3288 case LINUX_VIDIOC_G_PRIORITY:
3289 case LINUX_VIDIOC_QUERY_DV_PRESET:
3290 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT;
3291 break;
3292
3293 case LINUX_VIDIOC_ENUM_FMT:
3294 case LINUX_VIDIOC_REQBUFS:
3295 case LINUX_VIDIOC_G_PARM:
3296 case LINUX_VIDIOC_S_PARM:
3297 case LINUX_VIDIOC_G_CTRL:
3298 case LINUX_VIDIOC_S_CTRL:
3299 case LINUX_VIDIOC_G_TUNER:
3300 case LINUX_VIDIOC_QUERYCTRL:
3301 case LINUX_VIDIOC_QUERYMENU:
3302 case LINUX_VIDIOC_S_INPUT:
3303 case LINUX_VIDIOC_S_OUTPUT:
3304 case LINUX_VIDIOC_ENUMOUTPUT:
3305 case LINUX_VIDIOC_G_MODULATOR:
3306 case LINUX_VIDIOC_G_FREQUENCY:
3307 case LINUX_VIDIOC_CROPCAP:
3308 case LINUX_VIDIOC_G_CROP:
3309 case LINUX_VIDIOC_ENUMAUDIO:
3310 case LINUX_VIDIOC_ENUMAUDOUT:
3311 case LINUX_VIDIOC_G_SLICED_VBI_CAP:
3312 #ifdef VIDIOC_ENUM_FRAMESIZES
3313 case LINUX_VIDIOC_ENUM_FRAMESIZES:
3314 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS:
3315 case LINUX_VIDIOC_ENCODER_CMD:
3316 case LINUX_VIDIOC_TRY_ENCODER_CMD:
3317 #endif
3318 case LINUX_VIDIOC_DBG_G_REGISTER:
3319 case LINUX_VIDIOC_DBG_G_CHIP_IDENT:
3320 case LINUX_VIDIOC_ENUM_DV_PRESETS:
3321 case LINUX_VIDIOC_S_DV_PRESET:
3322 case LINUX_VIDIOC_G_DV_PRESET:
3323 case LINUX_VIDIOC_S_DV_TIMINGS:
3324 case LINUX_VIDIOC_G_DV_TIMINGS:
3325 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3326 break;
3327
3328 case LINUX_VIDIOC_G_FMT:
3329 case LINUX_VIDIOC_S_FMT:
3330 case LINUX_VIDIOC_TRY_FMT:
3331 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat));
3332 if (error)
3333 return (error);
3334 error = fget(td, args->fd,
3335 &cap_ioctl_rights, &fp);
3336 if (error)
3337 return (error);
3338 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0)
3339 error = EINVAL;
3340 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT)
3341 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat,
3342 td->td_ucred, td);
3343 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT)
3344 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat,
3345 td->td_ucred, td);
3346 else
3347 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat,
3348 td->td_ucred, td);
3349 bsd_to_linux_v4l2_format(&vformat, &l_vformat);
3350 if (error == 0)
3351 error = copyout(&l_vformat, (void *)args->arg,
3352 sizeof(l_vformat));
3353 fdrop(fp, td);
3354 return (error);
3355
3356 case LINUX_VIDIOC_ENUMSTD:
3357 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd));
3358 if (error)
3359 return (error);
3360 linux_to_bsd_v4l2_standard(&l_vstd, &vstd);
3361 error = fget(td, args->fd,
3362 &cap_ioctl_rights, &fp);
3363 if (error)
3364 return (error);
3365 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd,
3366 td->td_ucred, td);
3367 if (error) {
3368 fdrop(fp, td);
3369 return (error);
3370 }
3371 bsd_to_linux_v4l2_standard(&vstd, &l_vstd);
3372 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd));
3373 fdrop(fp, td);
3374 return (error);
3375
3376 case LINUX_VIDIOC_ENUMINPUT:
3377 /*
3378 * The Linux struct l_v4l2_input differs only in size,
3379 * it has no padding at the end.
3380 */
3381 error = copyin((void *)args->arg, &vinp,
3382 sizeof(struct l_v4l2_input));
3383 if (error != 0)
3384 return (error);
3385 error = fget(td, args->fd,
3386 &cap_ioctl_rights, &fp);
3387 if (error != 0)
3388 return (error);
3389 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp,
3390 td->td_ucred, td);
3391 if (error) {
3392 fdrop(fp, td);
3393 return (error);
3394 }
3395 error = copyout(&vinp, (void *)args->arg,
3396 sizeof(struct l_v4l2_input));
3397 fdrop(fp, td);
3398 return (error);
3399
3400 case LINUX_VIDIOC_QUERYBUF:
3401 case LINUX_VIDIOC_QBUF:
3402 case LINUX_VIDIOC_DQBUF:
3403 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf));
3404 if (error)
3405 return (error);
3406 error = fget(td, args->fd,
3407 &cap_ioctl_rights, &fp);
3408 if (error)
3409 return (error);
3410 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf);
3411 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF)
3412 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf,
3413 td->td_ucred, td);
3414 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF)
3415 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf,
3416 td->td_ucred, td);
3417 else
3418 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf,
3419 td->td_ucred, td);
3420 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf);
3421 if (error == 0)
3422 error = copyout(&l_vbuf, (void *)args->arg,
3423 sizeof(l_vbuf));
3424 fdrop(fp, td);
3425 return (error);
3426
3427 /*
3428 * XXX TODO - these need 32 -> 64 bit conversion:
3429 * (are any of them needed for webcams?)
3430 */
3431 case LINUX_VIDIOC_G_FBUF:
3432 case LINUX_VIDIOC_S_FBUF:
3433
3434 case LINUX_VIDIOC_G_EXT_CTRLS:
3435 case LINUX_VIDIOC_S_EXT_CTRLS:
3436 case LINUX_VIDIOC_TRY_EXT_CTRLS:
3437
3438 case LINUX_VIDIOC_DQEVENT:
3439
3440 default: return (ENOIOCTL);
3441 }
3442
3443 error = sys_ioctl(td, (struct ioctl_args *)args);
3444 return (error);
3445 }
3446
3447 /*
3448 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros
3449 * instead of USB* ones. This lets us to provide correct values for cmd.
3450 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone.
3451 */
3452 static int
linux_ioctl_fbsd_usb(struct thread * td,struct linux_ioctl_args * args)3453 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args)
3454 {
3455 int error;
3456
3457 error = 0;
3458 switch (args->cmd) {
3459 case FBSD_LUSB_DEVICEENUMERATE:
3460 args->cmd = USB_DEVICEENUMERATE;
3461 break;
3462 case FBSD_LUSB_DEV_QUIRK_ADD:
3463 args->cmd = USB_DEV_QUIRK_ADD;
3464 break;
3465 case FBSD_LUSB_DEV_QUIRK_GET:
3466 args->cmd = USB_DEV_QUIRK_GET;
3467 break;
3468 case FBSD_LUSB_DEV_QUIRK_REMOVE:
3469 args->cmd = USB_DEV_QUIRK_REMOVE;
3470 break;
3471 case FBSD_LUSB_DO_REQUEST:
3472 args->cmd = USB_DO_REQUEST;
3473 break;
3474 case FBSD_LUSB_FS_CLEAR_STALL_SYNC:
3475 args->cmd = USB_FS_CLEAR_STALL_SYNC;
3476 break;
3477 case FBSD_LUSB_FS_CLOSE:
3478 args->cmd = USB_FS_CLOSE;
3479 break;
3480 case FBSD_LUSB_FS_COMPLETE:
3481 args->cmd = USB_FS_COMPLETE;
3482 break;
3483 case FBSD_LUSB_FS_INIT:
3484 args->cmd = USB_FS_INIT;
3485 break;
3486 case FBSD_LUSB_FS_OPEN:
3487 args->cmd = USB_FS_OPEN;
3488 break;
3489 case FBSD_LUSB_FS_START:
3490 args->cmd = USB_FS_START;
3491 break;
3492 case FBSD_LUSB_FS_STOP:
3493 args->cmd = USB_FS_STOP;
3494 break;
3495 case FBSD_LUSB_FS_UNINIT:
3496 args->cmd = USB_FS_UNINIT;
3497 break;
3498 case FBSD_LUSB_GET_CONFIG:
3499 args->cmd = USB_GET_CONFIG;
3500 break;
3501 case FBSD_LUSB_GET_DEVICEINFO:
3502 args->cmd = USB_GET_DEVICEINFO;
3503 break;
3504 case FBSD_LUSB_GET_DEVICE_DESC:
3505 args->cmd = USB_GET_DEVICE_DESC;
3506 break;
3507 case FBSD_LUSB_GET_FULL_DESC:
3508 args->cmd = USB_GET_FULL_DESC;
3509 break;
3510 case FBSD_LUSB_GET_IFACE_DRIVER:
3511 args->cmd = USB_GET_IFACE_DRIVER;
3512 break;
3513 case FBSD_LUSB_GET_PLUGTIME:
3514 args->cmd = USB_GET_PLUGTIME;
3515 break;
3516 case FBSD_LUSB_GET_POWER_MODE:
3517 args->cmd = USB_GET_POWER_MODE;
3518 break;
3519 case FBSD_LUSB_GET_REPORT_DESC:
3520 args->cmd = USB_GET_REPORT_DESC;
3521 break;
3522 case FBSD_LUSB_GET_REPORT_ID:
3523 args->cmd = USB_GET_REPORT_ID;
3524 break;
3525 case FBSD_LUSB_GET_TEMPLATE:
3526 args->cmd = USB_GET_TEMPLATE;
3527 break;
3528 case FBSD_LUSB_IFACE_DRIVER_ACTIVE:
3529 args->cmd = USB_IFACE_DRIVER_ACTIVE;
3530 break;
3531 case FBSD_LUSB_IFACE_DRIVER_DETACH:
3532 args->cmd = USB_IFACE_DRIVER_DETACH;
3533 break;
3534 case FBSD_LUSB_QUIRK_NAME_GET:
3535 args->cmd = USB_QUIRK_NAME_GET;
3536 break;
3537 case FBSD_LUSB_READ_DIR:
3538 args->cmd = USB_READ_DIR;
3539 break;
3540 case FBSD_LUSB_SET_ALTINTERFACE:
3541 args->cmd = USB_SET_ALTINTERFACE;
3542 break;
3543 case FBSD_LUSB_SET_CONFIG:
3544 args->cmd = USB_SET_CONFIG;
3545 break;
3546 case FBSD_LUSB_SET_IMMED:
3547 args->cmd = USB_SET_IMMED;
3548 break;
3549 case FBSD_LUSB_SET_POWER_MODE:
3550 args->cmd = USB_SET_POWER_MODE;
3551 break;
3552 case FBSD_LUSB_SET_TEMPLATE:
3553 args->cmd = USB_SET_TEMPLATE;
3554 break;
3555 case FBSD_LUSB_FS_OPEN_STREAM:
3556 args->cmd = USB_FS_OPEN_STREAM;
3557 break;
3558 case FBSD_LUSB_GET_DEV_PORT_PATH:
3559 args->cmd = USB_GET_DEV_PORT_PATH;
3560 break;
3561 case FBSD_LUSB_GET_POWER_USAGE:
3562 args->cmd = USB_GET_POWER_USAGE;
3563 break;
3564 case FBSD_LUSB_DEVICESTATS:
3565 args->cmd = USB_DEVICESTATS;
3566 break;
3567 default:
3568 error = ENOIOCTL;
3569 }
3570 if (error != ENOIOCTL)
3571 error = sys_ioctl(td, (struct ioctl_args *)args);
3572 return (error);
3573 }
3574
3575 /*
3576 * Some evdev ioctls must be translated.
3577 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data
3578 * (must be IOC_INOUT on FreeBSD).
3579 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with
3580 * an int argument. You don't pass an int pointer to the ioctl(), however,
3581 * but just the int directly. On FreeBSD, they are defined as _IOWINT for
3582 * this to work.
3583 */
3584 static int
linux_ioctl_evdev(struct thread * td,struct linux_ioctl_args * args)3585 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args)
3586 {
3587 struct file *fp;
3588 clockid_t clock;
3589 int error;
3590
3591 args->cmd = SETDIR(args->cmd);
3592
3593 switch (args->cmd) {
3594 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN:
3595 args->cmd = EVIOCGRAB;
3596 break;
3597 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN:
3598 args->cmd = EVIOCREVOKE;
3599 break;
3600 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN:
3601 args->cmd = EVIOCRMFF;
3602 break;
3603 case EVIOCSCLOCKID: {
3604 error = copyin(PTRIN(args->arg), &clock, sizeof(clock));
3605 if (error != 0)
3606 return (error);
3607 if (clock & ~(LINUX_IOCTL_EVDEV_CLK))
3608 return (EINVAL);
3609 error = linux_to_native_clockid(&clock, clock);
3610 if (error != 0)
3611 return (error);
3612
3613 error = fget(td, args->fd,
3614 &cap_ioctl_rights, &fp);
3615 if (error != 0)
3616 return (error);
3617
3618 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td);
3619 fdrop(fp, td);
3620 return (error);
3621 }
3622 default:
3623 break;
3624 }
3625
3626 if (IOCBASECMD(args->cmd) ==
3627 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT))
3628 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3629
3630 return (sys_ioctl(td, (struct ioctl_args *)args));
3631 }
3632
3633 static int
linux_ioctl_kcov(struct thread * td,struct linux_ioctl_args * args)3634 linux_ioctl_kcov(struct thread *td, struct linux_ioctl_args *args)
3635 {
3636 int error;
3637
3638 error = 0;
3639 switch (args->cmd & 0xffff) {
3640 case LINUX_KCOV_INIT_TRACE:
3641 args->cmd = KIOSETBUFSIZE;
3642 break;
3643 case LINUX_KCOV_ENABLE:
3644 args->cmd = KIOENABLE;
3645 if (args->arg == 0)
3646 args->arg = KCOV_MODE_TRACE_PC;
3647 else if (args->arg == 1)
3648 args->arg = KCOV_MODE_TRACE_CMP;
3649 else
3650 error = EINVAL;
3651 break;
3652 case LINUX_KCOV_DISABLE:
3653 args->cmd = KIODISABLE;
3654 break;
3655 default:
3656 error = ENOTTY;
3657 break;
3658 }
3659
3660 if (error == 0)
3661 error = sys_ioctl(td, (struct ioctl_args *)args);
3662 return (error);
3663 }
3664
3665 #ifndef COMPAT_LINUX32
3666 static int
linux_ioctl_nvme(struct thread * td,struct linux_ioctl_args * args)3667 linux_ioctl_nvme(struct thread *td, struct linux_ioctl_args *args)
3668 {
3669
3670 /*
3671 * The NVMe drivers for namespace and controller implement these
3672 * commands using their native format. All the others are not
3673 * implemented yet.
3674 */
3675 switch (args->cmd & 0xffff) {
3676 case LINUX_NVME_IOCTL_ID:
3677 args->cmd = NVME_IOCTL_ID;
3678 break;
3679 case LINUX_NVME_IOCTL_RESET:
3680 args->cmd = NVME_IOCTL_RESET;
3681 break;
3682 case LINUX_NVME_IOCTL_ADMIN_CMD:
3683 args->cmd = NVME_IOCTL_ADMIN_CMD;
3684 break;
3685 case LINUX_NVME_IOCTL_IO_CMD:
3686 args->cmd = NVME_IOCTL_IO_CMD;
3687 break;
3688 default:
3689 return (ENODEV);
3690 }
3691 return (sys_ioctl(td, (struct ioctl_args *)args));
3692 }
3693 #endif
3694
3695 static int
linux_ioctl_i2c(struct thread * td,struct linux_ioctl_args * args)3696 linux_ioctl_i2c(struct thread *td, struct linux_ioctl_args *args)
3697 {
3698 struct linux_i2c_rdwr_data lrdwr;
3699 struct linux_i2c_msg *lmsgs = NULL;
3700 struct iic_rdwr_data rdwr;
3701 struct iic_msg *msgs = NULL;
3702 struct file *fp;
3703 iic_linux_rdwr_t *linux_rdwr;
3704 l_ulong funcs;
3705 uint16_t lflags;
3706 uint8_t addr;
3707 int error;
3708 l_uint i;
3709
3710 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
3711 if (error != 0)
3712 return (error);
3713
3714 linux_rdwr = NULL;
3715 if (fp->f_type == DTYPE_VNODE && fp->f_vnode != NULL &&
3716 fp->f_vnode->v_rdev != NULL)
3717 linux_rdwr = (iic_linux_rdwr_t *)fp->f_vnode->v_rdev->si_drv2;
3718
3719 switch (args->cmd & 0xffff) {
3720 case LINUX_I2C_RETRIES:
3721 case LINUX_I2C_TIMEOUT:
3722 case LINUX_I2C_PEC:
3723 error = 0;
3724 break;
3725 case LINUX_I2C_TENBIT:
3726 error = (args->arg == 0) ? 0 : ENOTSUP;
3727 break;
3728 case LINUX_I2C_FUNCS:
3729 funcs = LINUX_I2C_FUNC_I2C | LINUX_I2C_FUNC_NOSTART;
3730 error = copyout(&funcs, (void *)args->arg, sizeof(funcs));
3731 break;
3732 case LINUX_I2C_SLAVE:
3733 case LINUX_I2C_SLAVE_FORCE:
3734 if (args->arg > 0x7f) {
3735 error = EINVAL;
3736 break;
3737 }
3738 addr = (uint8_t)(args->arg << 1);
3739 error = fo_ioctl(fp, I2CSADDR, (caddr_t)&addr, td->td_ucred, td);
3740 break;
3741 case LINUX_I2C_RDWR:
3742 error = copyin((void *)args->arg, &lrdwr, sizeof(lrdwr));
3743 if (error != 0)
3744 break;
3745 if (lrdwr.nmsgs > IIC_RDRW_MAX_MSGS) {
3746 error = EINVAL;
3747 break;
3748 }
3749 lmsgs = malloc(sizeof(*lmsgs) * lrdwr.nmsgs, M_TEMP, M_WAITOK);
3750 msgs = malloc(sizeof(*msgs) * lrdwr.nmsgs, M_TEMP, M_WAITOK);
3751 error = copyin((void *)(uintptr_t)lrdwr.msgs, lmsgs,
3752 sizeof(*lmsgs) * lrdwr.nmsgs);
3753 if (error != 0)
3754 break;
3755 for (i = 0; i < lrdwr.nmsgs; i++) {
3756 lflags = lmsgs[i].flags;
3757 if (lmsgs[i].addr > 0x7f || (lflags & LINUX_I2C_M_TEN) != 0) {
3758 error = ENOTSUP;
3759 break;
3760 }
3761 if ((lflags & ~(LINUX_I2C_M_RD | LINUX_I2C_M_NOSTART)) != 0) {
3762 error = ENOTSUP;
3763 break;
3764 }
3765 msgs[i].slave = lmsgs[i].addr << 1;
3766 msgs[i].flags = (lflags & LINUX_I2C_M_RD) ? IIC_M_RD : IIC_M_WR;
3767 if ((lflags & LINUX_I2C_M_NOSTART) != 0)
3768 msgs[i].flags |= IIC_M_NOSTART;
3769 msgs[i].len = lmsgs[i].len;
3770 msgs[i].buf = (uint8_t *)(uintptr_t)lmsgs[i].buf;
3771 }
3772 if (error == 0) {
3773 if (linux_rdwr == NULL) {
3774 error = ENOTTY;
3775 } else {
3776 rdwr.msgs = msgs;
3777 rdwr.nmsgs = lrdwr.nmsgs;
3778 error = linux_rdwr(fp, &rdwr, fp->f_flag, td);
3779 if (error == 0)
3780 td->td_retval[0] = lrdwr.nmsgs;
3781 }
3782 }
3783 break;
3784 case LINUX_I2C_SMBUS:
3785 default:
3786 error = ENOTSUP;
3787 break;
3788 }
3789 free(msgs, M_TEMP);
3790 free(lmsgs, M_TEMP);
3791 fdrop(fp, td);
3792 return (error);
3793 }
3794
3795 static int
linux_ioctl_hidraw(struct thread * td,struct linux_ioctl_args * args)3796 linux_ioctl_hidraw(struct thread *td, struct linux_ioctl_args *args)
3797 {
3798 int len = (args->cmd & 0x3fff0000) >> 16;
3799 if (len > 8192)
3800 return (EINVAL);
3801
3802 switch (args->cmd & 0xffff) {
3803 case LINUX_HIDIOCGRDESCSIZE:
3804 args->cmd = HIDIOCGRDESCSIZE;
3805 break;
3806 case LINUX_HIDIOCGRDESC:
3807 args->cmd = HIDIOCGRDESC;
3808 break;
3809 case LINUX_HIDIOCGRAWINFO:
3810 args->cmd = HIDIOCGRAWINFO;
3811 break;
3812 case LINUX_HIDIOCGRAWNAME:
3813 args->cmd = HIDIOCGRAWNAME(len);
3814 break;
3815 case LINUX_HIDIOCGRAWPHYS:
3816 args->cmd = HIDIOCGRAWPHYS(len);
3817 break;
3818 case LINUX_HIDIOCSFEATURE:
3819 args->cmd = HIDIOCSFEATURE(len);
3820 break;
3821 case LINUX_HIDIOCGFEATURE:
3822 args->cmd = HIDIOCGFEATURE(len);
3823 break;
3824 case LINUX_HIDIOCGRAWUNIQ:
3825 args->cmd = HIDIOCGRAWUNIQ(len);
3826 break;
3827 case LINUX_HIDIOCSINPUT:
3828 args->cmd = HIDIOCSINPUT(len);
3829 break;
3830 case LINUX_HIDIOCGINPUT:
3831 args->cmd = HIDIOCGINPUT(len);
3832 break;
3833 case LINUX_HIDIOCSOUTPUT:
3834 args->cmd = HIDIOCSOUTPUT(len);
3835 break;
3836 case LINUX_HIDIOCGOUTPUT:
3837 args->cmd = HIDIOCGOUTPUT(len);
3838 break;
3839 }
3840
3841 return (sys_ioctl(td, (struct ioctl_args *)args));
3842 }
3843
3844 /*
3845 * main ioctl syscall function
3846 */
3847
3848 static int
linux_ioctl_fallback(struct thread * td,struct linux_ioctl_args * args)3849 linux_ioctl_fallback(struct thread *td, struct linux_ioctl_args *args)
3850 {
3851 struct file *fp;
3852 struct linux_ioctl_handler_element *he;
3853 int error, cmd;
3854
3855 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
3856 if (error != 0)
3857 return (error);
3858 if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
3859 fdrop(fp, td);
3860 return (EBADF);
3861 }
3862
3863 /* Iterate over the ioctl handlers */
3864 cmd = args->cmd & 0xffff;
3865 sx_slock(&linux_ioctl_sx);
3866 mtx_lock(&Giant);
3867 #ifdef COMPAT_LINUX32
3868 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
3869 if (cmd >= he->low && cmd <= he->high) {
3870 error = (*he->func)(td, args);
3871 if (error != ENOIOCTL) {
3872 mtx_unlock(&Giant);
3873 sx_sunlock(&linux_ioctl_sx);
3874 fdrop(fp, td);
3875 return (error);
3876 }
3877 }
3878 }
3879 #endif
3880 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3881 if (cmd >= he->low && cmd <= he->high) {
3882 error = (*he->func)(td, args);
3883 if (error != ENOIOCTL) {
3884 mtx_unlock(&Giant);
3885 sx_sunlock(&linux_ioctl_sx);
3886 fdrop(fp, td);
3887 return (error);
3888 }
3889 }
3890 }
3891 mtx_unlock(&Giant);
3892 sx_sunlock(&linux_ioctl_sx);
3893 fdrop(fp, td);
3894
3895 switch (args->cmd & 0xffff) {
3896 case LINUX_BTRFS_IOC_CLONE:
3897 case LINUX_F2FS_IOC_GET_FEATURES:
3898 case LINUX_FS_IOC_FIEMAP:
3899 return (ENOTSUP);
3900
3901 default:
3902 linux_msg(td, "%s fd=%d, cmd=0x%x ('%c',%d) is not implemented",
3903 __func__, args->fd, args->cmd,
3904 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff));
3905 break;
3906 }
3907
3908 return (EINVAL);
3909 }
3910
3911 int
linux_ioctl(struct thread * td,struct linux_ioctl_args * args)3912 linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
3913 {
3914 struct linux_ioctl_handler *handler;
3915 int error, cmd, i;
3916
3917 cmd = args->cmd & 0xffff;
3918
3919 /*
3920 * array of ioctls known at compilation time. Elides a lot of work on
3921 * each call compared to the list variant. Everything frequently used
3922 * should be moved here.
3923 *
3924 * Arguably the magic creating the list should create an array instead.
3925 *
3926 * For now just a linear scan.
3927 */
3928 for (i = 0; i < nitems(linux_ioctls); i++) {
3929 handler = &linux_ioctls[i];
3930 if (cmd >= handler->low && cmd <= handler->high) {
3931 error = (*handler->func)(td, args);
3932 if (error != ENOIOCTL) {
3933 return (error);
3934 }
3935 }
3936 }
3937 return (linux_ioctl_fallback(td, args));
3938 }
3939
3940 int
linux_ioctl_register_handler(struct linux_ioctl_handler * h)3941 linux_ioctl_register_handler(struct linux_ioctl_handler *h)
3942 {
3943 struct linux_ioctl_handler_element *he, *cur;
3944
3945 if (h == NULL || h->func == NULL)
3946 return (EINVAL);
3947
3948 /*
3949 * Reuse the element if the handler is already on the list, otherwise
3950 * create a new element.
3951 */
3952 sx_xlock(&linux_ioctl_sx);
3953 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3954 if (he->func == h->func)
3955 break;
3956 }
3957 if (he == NULL) {
3958 he = malloc(sizeof(*he),
3959 M_LINUX, M_WAITOK);
3960 he->func = h->func;
3961 } else
3962 TAILQ_REMOVE(&linux_ioctl_handlers, he, list);
3963
3964 /* Initialize range information. */
3965 he->low = h->low;
3966 he->high = h->high;
3967 he->span = h->high - h->low + 1;
3968
3969 /* Add the element to the list, sorted on span. */
3970 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) {
3971 if (cur->span > he->span) {
3972 TAILQ_INSERT_BEFORE(cur, he, list);
3973 sx_xunlock(&linux_ioctl_sx);
3974 return (0);
3975 }
3976 }
3977 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list);
3978 sx_xunlock(&linux_ioctl_sx);
3979
3980 return (0);
3981 }
3982
3983 int
linux_ioctl_unregister_handler(struct linux_ioctl_handler * h)3984 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h)
3985 {
3986 struct linux_ioctl_handler_element *he;
3987
3988 if (h == NULL || h->func == NULL)
3989 return (EINVAL);
3990
3991 sx_xlock(&linux_ioctl_sx);
3992 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3993 if (he->func == h->func) {
3994 TAILQ_REMOVE(&linux_ioctl_handlers, he, list);
3995 sx_xunlock(&linux_ioctl_sx);
3996 free(he, M_LINUX);
3997 return (0);
3998 }
3999 }
4000 sx_xunlock(&linux_ioctl_sx);
4001
4002 return (EINVAL);
4003 }
4004
4005 #ifdef COMPAT_LINUX32
4006 int
linux32_ioctl_register_handler(struct linux_ioctl_handler * h)4007 linux32_ioctl_register_handler(struct linux_ioctl_handler *h)
4008 {
4009 struct linux_ioctl_handler_element *he, *cur;
4010
4011 if (h == NULL || h->func == NULL)
4012 return (EINVAL);
4013
4014 /*
4015 * Reuse the element if the handler is already on the list, otherwise
4016 * create a new element.
4017 */
4018 sx_xlock(&linux_ioctl_sx);
4019 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
4020 if (he->func == h->func)
4021 break;
4022 }
4023 if (he == NULL) {
4024 he = malloc(sizeof(*he), M_LINUX, M_WAITOK);
4025 he->func = h->func;
4026 } else
4027 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list);
4028
4029 /* Initialize range information. */
4030 he->low = h->low;
4031 he->high = h->high;
4032 he->span = h->high - h->low + 1;
4033
4034 /* Add the element to the list, sorted on span. */
4035 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) {
4036 if (cur->span > he->span) {
4037 TAILQ_INSERT_BEFORE(cur, he, list);
4038 sx_xunlock(&linux_ioctl_sx);
4039 return (0);
4040 }
4041 }
4042 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list);
4043 sx_xunlock(&linux_ioctl_sx);
4044
4045 return (0);
4046 }
4047
4048 int
linux32_ioctl_unregister_handler(struct linux_ioctl_handler * h)4049 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h)
4050 {
4051 struct linux_ioctl_handler_element *he;
4052
4053 if (h == NULL || h->func == NULL)
4054 return (EINVAL);
4055
4056 sx_xlock(&linux_ioctl_sx);
4057 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
4058 if (he->func == h->func) {
4059 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list);
4060 sx_xunlock(&linux_ioctl_sx);
4061 free(he, M_LINUX);
4062 return (0);
4063 }
4064 }
4065 sx_xunlock(&linux_ioctl_sx);
4066
4067 return (EINVAL);
4068 }
4069 #endif
4070