1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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 "opt_compat.h"
30
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD: releng/11.2/sys/compat/linux/linux_ioctl.c 332065 2018-04-05 12:54:12Z emaste $");
33
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/sysproto.h>
37 #include <sys/capsicum.h>
38 #include <sys/cdio.h>
39 #include <sys/dvdio.h>
40 #include <sys/conf.h>
41 #include <sys/disk.h>
42 #include <sys/consio.h>
43 #include <sys/ctype.h>
44 #include <sys/fcntl.h>
45 #include <sys/file.h>
46 #include <sys/filedesc.h>
47 #include <sys/filio.h>
48 #include <sys/jail.h>
49 #include <sys/kbio.h>
50 #include <sys/kernel.h>
51 #include <sys/linker_set.h>
52 #include <sys/lock.h>
53 #include <sys/malloc.h>
54 #include <sys/proc.h>
55 #include <sys/sbuf.h>
56 #include <sys/socket.h>
57 #include <sys/sockio.h>
58 #include <sys/soundcard.h>
59 #include <sys/stdint.h>
60 #include <sys/sx.h>
61 #include <sys/sysctl.h>
62 #include <sys/tty.h>
63 #include <sys/uio.h>
64 #include <sys/types.h>
65 #include <sys/mman.h>
66 #include <sys/resourcevar.h>
67
68 #include <net/if.h>
69 #include <net/if_var.h>
70 #include <net/if_dl.h>
71 #include <net/if_types.h>
72
73 #include <dev/evdev/input.h>
74 #include <dev/usb/usb_ioctl.h>
75
76 #ifdef COMPAT_LINUX32
77 #include <machine/../linux32/linux.h>
78 #include <machine/../linux32/linux32_proto.h>
79 #else
80 #include <machine/../linux/linux.h>
81 #include <machine/../linux/linux_proto.h>
82 #endif
83
84 #include <compat/linux/linux_ioctl.h>
85 #include <compat/linux/linux_mib.h>
86 #include <compat/linux/linux_socket.h>
87 #include <compat/linux/linux_timer.h>
88 #include <compat/linux/linux_util.h>
89
90 #include <contrib/v4l/videodev.h>
91 #include <compat/linux/linux_videodev_compat.h>
92
93 #include <contrib/v4l/videodev2.h>
94 #include <compat/linux/linux_videodev2_compat.h>
95
96 #include <cam/scsi/scsi_sg.h>
97
98 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ);
99
100 static linux_ioctl_function_t linux_ioctl_cdrom;
101 static linux_ioctl_function_t linux_ioctl_vfat;
102 static linux_ioctl_function_t linux_ioctl_console;
103 static linux_ioctl_function_t linux_ioctl_hdio;
104 static linux_ioctl_function_t linux_ioctl_disk;
105 static linux_ioctl_function_t linux_ioctl_socket;
106 static linux_ioctl_function_t linux_ioctl_sound;
107 static linux_ioctl_function_t linux_ioctl_termio;
108 static linux_ioctl_function_t linux_ioctl_private;
109 static linux_ioctl_function_t linux_ioctl_drm;
110 static linux_ioctl_function_t linux_ioctl_sg;
111 static linux_ioctl_function_t linux_ioctl_v4l;
112 static linux_ioctl_function_t linux_ioctl_v4l2;
113 static linux_ioctl_function_t linux_ioctl_special;
114 static linux_ioctl_function_t linux_ioctl_fbsd_usb;
115 static linux_ioctl_function_t linux_ioctl_evdev;
116
117 static struct linux_ioctl_handler cdrom_handler =
118 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX };
119 static struct linux_ioctl_handler vfat_handler =
120 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX };
121 static struct linux_ioctl_handler console_handler =
122 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX };
123 static struct linux_ioctl_handler hdio_handler =
124 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX };
125 static struct linux_ioctl_handler disk_handler =
126 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX };
127 static struct linux_ioctl_handler socket_handler =
128 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX };
129 static struct linux_ioctl_handler sound_handler =
130 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX };
131 static struct linux_ioctl_handler termio_handler =
132 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX };
133 static struct linux_ioctl_handler private_handler =
134 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX };
135 static struct linux_ioctl_handler drm_handler =
136 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX };
137 static struct linux_ioctl_handler sg_handler =
138 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX };
139 static struct linux_ioctl_handler video_handler =
140 { linux_ioctl_v4l, LINUX_IOCTL_VIDEO_MIN, LINUX_IOCTL_VIDEO_MAX };
141 static struct linux_ioctl_handler video2_handler =
142 { linux_ioctl_v4l2, LINUX_IOCTL_VIDEO2_MIN, LINUX_IOCTL_VIDEO2_MAX };
143 static struct linux_ioctl_handler fbsd_usb =
144 { linux_ioctl_fbsd_usb, FBSD_LUSB_MIN, FBSD_LUSB_MAX };
145 static struct linux_ioctl_handler evdev_handler =
146 { linux_ioctl_evdev, LINUX_IOCTL_EVDEV_MIN, LINUX_IOCTL_EVDEV_MAX };
147
148 DATA_SET(linux_ioctl_handler_set, cdrom_handler);
149 DATA_SET(linux_ioctl_handler_set, vfat_handler);
150 DATA_SET(linux_ioctl_handler_set, console_handler);
151 DATA_SET(linux_ioctl_handler_set, hdio_handler);
152 DATA_SET(linux_ioctl_handler_set, disk_handler);
153 DATA_SET(linux_ioctl_handler_set, socket_handler);
154 DATA_SET(linux_ioctl_handler_set, sound_handler);
155 DATA_SET(linux_ioctl_handler_set, termio_handler);
156 DATA_SET(linux_ioctl_handler_set, private_handler);
157 DATA_SET(linux_ioctl_handler_set, drm_handler);
158 DATA_SET(linux_ioctl_handler_set, sg_handler);
159 DATA_SET(linux_ioctl_handler_set, video_handler);
160 DATA_SET(linux_ioctl_handler_set, video2_handler);
161 DATA_SET(linux_ioctl_handler_set, fbsd_usb);
162 DATA_SET(linux_ioctl_handler_set, evdev_handler);
163
164 struct handler_element
165 {
166 TAILQ_ENTRY(handler_element) list;
167 int (*func)(struct thread *, struct linux_ioctl_args *);
168 int low, high, span;
169 };
170
171 static TAILQ_HEAD(, handler_element) handlers =
172 TAILQ_HEAD_INITIALIZER(handlers);
173 static struct sx linux_ioctl_sx;
174 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers");
175
176 /*
177 * hdio related ioctls for VMWare support
178 */
179
180 struct linux_hd_geometry {
181 u_int8_t heads;
182 u_int8_t sectors;
183 u_int16_t cylinders;
184 u_int32_t start;
185 };
186
187 struct linux_hd_big_geometry {
188 u_int8_t heads;
189 u_int8_t sectors;
190 u_int32_t cylinders;
191 u_int32_t start;
192 };
193
194 static int
195 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args)
196 {
197 cap_rights_t rights;
198 struct file *fp;
199 int error;
200 u_int sectorsize, fwcylinders, fwheads, fwsectors;
201 off_t mediasize, bytespercyl;
202
203 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
204 if (error != 0)
205 return (error);
206 switch (args->cmd & 0xffff) {
207 case LINUX_HDIO_GET_GEO:
208 case LINUX_HDIO_GET_GEO_BIG:
209 error = fo_ioctl(fp, DIOCGMEDIASIZE,
210 (caddr_t)&mediasize, td->td_ucred, td);
211 if (!error)
212 error = fo_ioctl(fp, DIOCGSECTORSIZE,
213 (caddr_t)§orsize, td->td_ucred, td);
214 if (!error)
215 error = fo_ioctl(fp, DIOCGFWHEADS,
216 (caddr_t)&fwheads, td->td_ucred, td);
217 if (!error)
218 error = fo_ioctl(fp, DIOCGFWSECTORS,
219 (caddr_t)&fwsectors, td->td_ucred, td);
220 /*
221 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so
222 * so pretend that GEOM always says 0. This is NOT VALID
223 * for slices or partitions, only the per-disk raw devices.
224 */
225
226 fdrop(fp, td);
227 if (error)
228 return (error);
229 /*
230 * 1. Calculate the number of bytes in a cylinder,
231 * given the firmware's notion of heads and sectors
232 * per cylinder.
233 * 2. Calculate the number of cylinders, given the total
234 * size of the media.
235 * All internal calculations should have 64-bit precision.
236 */
237 bytespercyl = (off_t) sectorsize * fwheads * fwsectors;
238 fwcylinders = mediasize / bytespercyl;
239 #if defined(DEBUG)
240 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, "
241 "bpc %jd",
242 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors,
243 (intmax_t)bytespercyl);
244 #endif
245 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) {
246 struct linux_hd_geometry hdg;
247
248 hdg.cylinders = fwcylinders;
249 hdg.heads = fwheads;
250 hdg.sectors = fwsectors;
251 hdg.start = 0;
252 error = copyout(&hdg, (void *)args->arg, sizeof(hdg));
253 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) {
254 struct linux_hd_big_geometry hdbg;
255
256 memset(&hdbg, 0, sizeof(hdbg));
257 hdbg.cylinders = fwcylinders;
258 hdbg.heads = fwheads;
259 hdbg.sectors = fwsectors;
260 hdbg.start = 0;
261 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg));
262 }
263 return (error);
264 break;
265 default:
266 /* XXX */
267 linux_msg(td,
268 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
269 args->fd, (int)(args->cmd & 0xffff),
270 (int)(args->cmd & 0xff00) >> 8,
271 (int)(args->cmd & 0xff));
272 break;
273 }
274 fdrop(fp, td);
275 return (ENOIOCTL);
276 }
277
278 static int
279 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
280 {
281 cap_rights_t rights;
282 struct file *fp;
283 int error;
284 u_int sectorsize;
285 off_t mediasize;
286
287 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
288 if (error != 0)
289 return (error);
290 switch (args->cmd & 0xffff) {
291 case LINUX_BLKGETSIZE:
292 error = fo_ioctl(fp, DIOCGSECTORSIZE,
293 (caddr_t)§orsize, td->td_ucred, td);
294 if (!error)
295 error = fo_ioctl(fp, DIOCGMEDIASIZE,
296 (caddr_t)&mediasize, td->td_ucred, td);
297 fdrop(fp, td);
298 if (error)
299 return (error);
300 sectorsize = mediasize / sectorsize;
301 /*
302 * XXX: How do we know we return the right size of integer ?
303 */
304 return (copyout(§orsize, (void *)args->arg,
305 sizeof(sectorsize)));
306 break;
307 case LINUX_BLKSSZGET:
308 error = fo_ioctl(fp, DIOCGSECTORSIZE,
309 (caddr_t)§orsize, td->td_ucred, td);
310 fdrop(fp, td);
311 if (error)
312 return (error);
313 return (copyout(§orsize, (void *)args->arg,
314 sizeof(sectorsize)));
315 break;
316 }
317 fdrop(fp, td);
318 return (ENOIOCTL);
319 }
320
321 /*
322 * termio related ioctls
323 */
324
325 struct linux_termio {
326 unsigned short c_iflag;
327 unsigned short c_oflag;
328 unsigned short c_cflag;
329 unsigned short c_lflag;
330 unsigned char c_line;
331 unsigned char c_cc[LINUX_NCC];
332 };
333
334 struct linux_termios {
335 unsigned int c_iflag;
336 unsigned int c_oflag;
337 unsigned int c_cflag;
338 unsigned int c_lflag;
339 unsigned char c_line;
340 unsigned char c_cc[LINUX_NCCS];
341 };
342
343 struct linux_winsize {
344 unsigned short ws_row, ws_col;
345 unsigned short ws_xpixel, ws_ypixel;
346 };
347
348 struct speedtab {
349 int sp_speed; /* Speed. */
350 int sp_code; /* Code. */
351 };
352
353 static struct speedtab sptab[] = {
354 { B0, LINUX_B0 }, { B50, LINUX_B50 },
355 { B75, LINUX_B75 }, { B110, LINUX_B110 },
356 { B134, LINUX_B134 }, { B150, LINUX_B150 },
357 { B200, LINUX_B200 }, { B300, LINUX_B300 },
358 { B600, LINUX_B600 }, { B1200, LINUX_B1200 },
359 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 },
360 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 },
361 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 },
362 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 },
363 {-1, -1 }
364 };
365
366 struct linux_serial_struct {
367 int type;
368 int line;
369 int port;
370 int irq;
371 int flags;
372 int xmit_fifo_size;
373 int custom_divisor;
374 int baud_base;
375 unsigned short close_delay;
376 char reserved_char[2];
377 int hub6;
378 unsigned short closing_wait;
379 unsigned short closing_wait2;
380 int reserved[4];
381 };
382
383 static int
384 linux_to_bsd_speed(int code, struct speedtab *table)
385 {
386 for ( ; table->sp_code != -1; table++)
387 if (table->sp_code == code)
388 return (table->sp_speed);
389 return -1;
390 }
391
392 static int
393 bsd_to_linux_speed(int speed, struct speedtab *table)
394 {
395 for ( ; table->sp_speed != -1; table++)
396 if (table->sp_speed == speed)
397 return (table->sp_code);
398 return -1;
399 }
400
401 static void
402 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios)
403 {
404 int i;
405
406 #ifdef DEBUG
407 if (ldebug(ioctl)) {
408 printf("LINUX: BSD termios structure (input):\n");
409 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
410 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
411 bios->c_ispeed, bios->c_ospeed);
412 printf("c_cc ");
413 for (i=0; i<NCCS; i++)
414 printf("%02x ", bios->c_cc[i]);
415 printf("\n");
416 }
417 #endif
418
419 lios->c_iflag = 0;
420 if (bios->c_iflag & IGNBRK)
421 lios->c_iflag |= LINUX_IGNBRK;
422 if (bios->c_iflag & BRKINT)
423 lios->c_iflag |= LINUX_BRKINT;
424 if (bios->c_iflag & IGNPAR)
425 lios->c_iflag |= LINUX_IGNPAR;
426 if (bios->c_iflag & PARMRK)
427 lios->c_iflag |= LINUX_PARMRK;
428 if (bios->c_iflag & INPCK)
429 lios->c_iflag |= LINUX_INPCK;
430 if (bios->c_iflag & ISTRIP)
431 lios->c_iflag |= LINUX_ISTRIP;
432 if (bios->c_iflag & INLCR)
433 lios->c_iflag |= LINUX_INLCR;
434 if (bios->c_iflag & IGNCR)
435 lios->c_iflag |= LINUX_IGNCR;
436 if (bios->c_iflag & ICRNL)
437 lios->c_iflag |= LINUX_ICRNL;
438 if (bios->c_iflag & IXON)
439 lios->c_iflag |= LINUX_IXON;
440 if (bios->c_iflag & IXANY)
441 lios->c_iflag |= LINUX_IXANY;
442 if (bios->c_iflag & IXOFF)
443 lios->c_iflag |= LINUX_IXOFF;
444 if (bios->c_iflag & IMAXBEL)
445 lios->c_iflag |= LINUX_IMAXBEL;
446
447 lios->c_oflag = 0;
448 if (bios->c_oflag & OPOST)
449 lios->c_oflag |= LINUX_OPOST;
450 if (bios->c_oflag & ONLCR)
451 lios->c_oflag |= LINUX_ONLCR;
452 if (bios->c_oflag & TAB3)
453 lios->c_oflag |= LINUX_XTABS;
454
455 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab);
456 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4;
457 if (bios->c_cflag & CSTOPB)
458 lios->c_cflag |= LINUX_CSTOPB;
459 if (bios->c_cflag & CREAD)
460 lios->c_cflag |= LINUX_CREAD;
461 if (bios->c_cflag & PARENB)
462 lios->c_cflag |= LINUX_PARENB;
463 if (bios->c_cflag & PARODD)
464 lios->c_cflag |= LINUX_PARODD;
465 if (bios->c_cflag & HUPCL)
466 lios->c_cflag |= LINUX_HUPCL;
467 if (bios->c_cflag & CLOCAL)
468 lios->c_cflag |= LINUX_CLOCAL;
469 if (bios->c_cflag & CRTSCTS)
470 lios->c_cflag |= LINUX_CRTSCTS;
471
472 lios->c_lflag = 0;
473 if (bios->c_lflag & ISIG)
474 lios->c_lflag |= LINUX_ISIG;
475 if (bios->c_lflag & ICANON)
476 lios->c_lflag |= LINUX_ICANON;
477 if (bios->c_lflag & ECHO)
478 lios->c_lflag |= LINUX_ECHO;
479 if (bios->c_lflag & ECHOE)
480 lios->c_lflag |= LINUX_ECHOE;
481 if (bios->c_lflag & ECHOK)
482 lios->c_lflag |= LINUX_ECHOK;
483 if (bios->c_lflag & ECHONL)
484 lios->c_lflag |= LINUX_ECHONL;
485 if (bios->c_lflag & NOFLSH)
486 lios->c_lflag |= LINUX_NOFLSH;
487 if (bios->c_lflag & TOSTOP)
488 lios->c_lflag |= LINUX_TOSTOP;
489 if (bios->c_lflag & ECHOCTL)
490 lios->c_lflag |= LINUX_ECHOCTL;
491 if (bios->c_lflag & ECHOPRT)
492 lios->c_lflag |= LINUX_ECHOPRT;
493 if (bios->c_lflag & ECHOKE)
494 lios->c_lflag |= LINUX_ECHOKE;
495 if (bios->c_lflag & FLUSHO)
496 lios->c_lflag |= LINUX_FLUSHO;
497 if (bios->c_lflag & PENDIN)
498 lios->c_lflag |= LINUX_PENDIN;
499 if (bios->c_lflag & IEXTEN)
500 lios->c_lflag |= LINUX_IEXTEN;
501
502 for (i=0; i<LINUX_NCCS; i++)
503 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
504 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR];
505 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT];
506 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE];
507 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL];
508 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF];
509 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL];
510 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN];
511 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME];
512 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2];
513 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP];
514 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART];
515 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP];
516 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT];
517 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD];
518 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE];
519 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT];
520
521 for (i=0; i<LINUX_NCCS; i++) {
522 if (i != LINUX_VMIN && i != LINUX_VTIME &&
523 lios->c_cc[i] == _POSIX_VDISABLE)
524 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
525 }
526 lios->c_line = 0;
527
528 #ifdef DEBUG
529 if (ldebug(ioctl)) {
530 printf("LINUX: LINUX termios structure (output):\n");
531 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
532 lios->c_iflag, lios->c_oflag, lios->c_cflag,
533 lios->c_lflag, (int)lios->c_line);
534 printf("c_cc ");
535 for (i=0; i<LINUX_NCCS; i++)
536 printf("%02x ", lios->c_cc[i]);
537 printf("\n");
538 }
539 #endif
540 }
541
542 static void
543 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios)
544 {
545 int i;
546
547 #ifdef DEBUG
548 if (ldebug(ioctl)) {
549 printf("LINUX: LINUX termios structure (input):\n");
550 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
551 lios->c_iflag, lios->c_oflag, lios->c_cflag,
552 lios->c_lflag, (int)lios->c_line);
553 printf("c_cc ");
554 for (i=0; i<LINUX_NCCS; i++)
555 printf("%02x ", lios->c_cc[i]);
556 printf("\n");
557 }
558 #endif
559
560 bios->c_iflag = 0;
561 if (lios->c_iflag & LINUX_IGNBRK)
562 bios->c_iflag |= IGNBRK;
563 if (lios->c_iflag & LINUX_BRKINT)
564 bios->c_iflag |= BRKINT;
565 if (lios->c_iflag & LINUX_IGNPAR)
566 bios->c_iflag |= IGNPAR;
567 if (lios->c_iflag & LINUX_PARMRK)
568 bios->c_iflag |= PARMRK;
569 if (lios->c_iflag & LINUX_INPCK)
570 bios->c_iflag |= INPCK;
571 if (lios->c_iflag & LINUX_ISTRIP)
572 bios->c_iflag |= ISTRIP;
573 if (lios->c_iflag & LINUX_INLCR)
574 bios->c_iflag |= INLCR;
575 if (lios->c_iflag & LINUX_IGNCR)
576 bios->c_iflag |= IGNCR;
577 if (lios->c_iflag & LINUX_ICRNL)
578 bios->c_iflag |= ICRNL;
579 if (lios->c_iflag & LINUX_IXON)
580 bios->c_iflag |= IXON;
581 if (lios->c_iflag & LINUX_IXANY)
582 bios->c_iflag |= IXANY;
583 if (lios->c_iflag & LINUX_IXOFF)
584 bios->c_iflag |= IXOFF;
585 if (lios->c_iflag & LINUX_IMAXBEL)
586 bios->c_iflag |= IMAXBEL;
587
588 bios->c_oflag = 0;
589 if (lios->c_oflag & LINUX_OPOST)
590 bios->c_oflag |= OPOST;
591 if (lios->c_oflag & LINUX_ONLCR)
592 bios->c_oflag |= ONLCR;
593 if (lios->c_oflag & LINUX_XTABS)
594 bios->c_oflag |= TAB3;
595
596 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4;
597 if (lios->c_cflag & LINUX_CSTOPB)
598 bios->c_cflag |= CSTOPB;
599 if (lios->c_cflag & LINUX_CREAD)
600 bios->c_cflag |= CREAD;
601 if (lios->c_cflag & LINUX_PARENB)
602 bios->c_cflag |= PARENB;
603 if (lios->c_cflag & LINUX_PARODD)
604 bios->c_cflag |= PARODD;
605 if (lios->c_cflag & LINUX_HUPCL)
606 bios->c_cflag |= HUPCL;
607 if (lios->c_cflag & LINUX_CLOCAL)
608 bios->c_cflag |= CLOCAL;
609 if (lios->c_cflag & LINUX_CRTSCTS)
610 bios->c_cflag |= CRTSCTS;
611
612 bios->c_lflag = 0;
613 if (lios->c_lflag & LINUX_ISIG)
614 bios->c_lflag |= ISIG;
615 if (lios->c_lflag & LINUX_ICANON)
616 bios->c_lflag |= ICANON;
617 if (lios->c_lflag & LINUX_ECHO)
618 bios->c_lflag |= ECHO;
619 if (lios->c_lflag & LINUX_ECHOE)
620 bios->c_lflag |= ECHOE;
621 if (lios->c_lflag & LINUX_ECHOK)
622 bios->c_lflag |= ECHOK;
623 if (lios->c_lflag & LINUX_ECHONL)
624 bios->c_lflag |= ECHONL;
625 if (lios->c_lflag & LINUX_NOFLSH)
626 bios->c_lflag |= NOFLSH;
627 if (lios->c_lflag & LINUX_TOSTOP)
628 bios->c_lflag |= TOSTOP;
629 if (lios->c_lflag & LINUX_ECHOCTL)
630 bios->c_lflag |= ECHOCTL;
631 if (lios->c_lflag & LINUX_ECHOPRT)
632 bios->c_lflag |= ECHOPRT;
633 if (lios->c_lflag & LINUX_ECHOKE)
634 bios->c_lflag |= ECHOKE;
635 if (lios->c_lflag & LINUX_FLUSHO)
636 bios->c_lflag |= FLUSHO;
637 if (lios->c_lflag & LINUX_PENDIN)
638 bios->c_lflag |= PENDIN;
639 if (lios->c_lflag & LINUX_IEXTEN)
640 bios->c_lflag |= IEXTEN;
641
642 for (i=0; i<NCCS; i++)
643 bios->c_cc[i] = _POSIX_VDISABLE;
644 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR];
645 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT];
646 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE];
647 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL];
648 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF];
649 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL];
650 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN];
651 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME];
652 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2];
653 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP];
654 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART];
655 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP];
656 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT];
657 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD];
658 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE];
659 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT];
660
661 for (i=0; i<NCCS; i++) {
662 if (i != VMIN && i != VTIME &&
663 bios->c_cc[i] == LINUX_POSIX_VDISABLE)
664 bios->c_cc[i] = _POSIX_VDISABLE;
665 }
666
667 bios->c_ispeed = bios->c_ospeed =
668 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab);
669
670 #ifdef DEBUG
671 if (ldebug(ioctl)) {
672 printf("LINUX: BSD termios structure (output):\n");
673 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
674 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
675 bios->c_ispeed, bios->c_ospeed);
676 printf("c_cc ");
677 for (i=0; i<NCCS; i++)
678 printf("%02x ", bios->c_cc[i]);
679 printf("\n");
680 }
681 #endif
682 }
683
684 static void
685 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio)
686 {
687 struct linux_termios lios;
688
689 bsd_to_linux_termios(bios, &lios);
690 lio->c_iflag = lios.c_iflag;
691 lio->c_oflag = lios.c_oflag;
692 lio->c_cflag = lios.c_cflag;
693 lio->c_lflag = lios.c_lflag;
694 lio->c_line = lios.c_line;
695 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC);
696 }
697
698 static void
699 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios)
700 {
701 struct linux_termios lios;
702 int i;
703
704 lios.c_iflag = lio->c_iflag;
705 lios.c_oflag = lio->c_oflag;
706 lios.c_cflag = lio->c_cflag;
707 lios.c_lflag = lio->c_lflag;
708 for (i=LINUX_NCC; i<LINUX_NCCS; i++)
709 lios.c_cc[i] = LINUX_POSIX_VDISABLE;
710 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC);
711 linux_to_bsd_termios(&lios, bios);
712 }
713
714 static int
715 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args)
716 {
717 struct termios bios;
718 struct linux_termios lios;
719 struct linux_termio lio;
720 cap_rights_t rights;
721 struct file *fp;
722 int error;
723
724 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
725 if (error != 0)
726 return (error);
727
728 switch (args->cmd & 0xffff) {
729
730 case LINUX_TCGETS:
731 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
732 td);
733 if (error)
734 break;
735 bsd_to_linux_termios(&bios, &lios);
736 error = copyout(&lios, (void *)args->arg, sizeof(lios));
737 break;
738
739 case LINUX_TCSETS:
740 error = copyin((void *)args->arg, &lios, sizeof(lios));
741 if (error)
742 break;
743 linux_to_bsd_termios(&lios, &bios);
744 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
745 td));
746 break;
747
748 case LINUX_TCSETSW:
749 error = copyin((void *)args->arg, &lios, sizeof(lios));
750 if (error)
751 break;
752 linux_to_bsd_termios(&lios, &bios);
753 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
754 td));
755 break;
756
757 case LINUX_TCSETSF:
758 error = copyin((void *)args->arg, &lios, sizeof(lios));
759 if (error)
760 break;
761 linux_to_bsd_termios(&lios, &bios);
762 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
763 td));
764 break;
765
766 case LINUX_TCGETA:
767 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
768 td);
769 if (error)
770 break;
771 bsd_to_linux_termio(&bios, &lio);
772 error = (copyout(&lio, (void *)args->arg, sizeof(lio)));
773 break;
774
775 case LINUX_TCSETA:
776 error = copyin((void *)args->arg, &lio, sizeof(lio));
777 if (error)
778 break;
779 linux_to_bsd_termio(&lio, &bios);
780 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
781 td));
782 break;
783
784 case LINUX_TCSETAW:
785 error = copyin((void *)args->arg, &lio, sizeof(lio));
786 if (error)
787 break;
788 linux_to_bsd_termio(&lio, &bios);
789 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
790 td));
791 break;
792
793 case LINUX_TCSETAF:
794 error = copyin((void *)args->arg, &lio, sizeof(lio));
795 if (error)
796 break;
797 linux_to_bsd_termio(&lio, &bios);
798 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
799 td));
800 break;
801
802 /* LINUX_TCSBRK */
803
804 case LINUX_TCXONC: {
805 switch (args->arg) {
806 case LINUX_TCOOFF:
807 args->cmd = TIOCSTOP;
808 break;
809 case LINUX_TCOON:
810 args->cmd = TIOCSTART;
811 break;
812 case LINUX_TCIOFF:
813 case LINUX_TCION: {
814 int c;
815 struct write_args wr;
816 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios,
817 td->td_ucred, td);
818 if (error)
819 break;
820 fdrop(fp, td);
821 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART;
822 c = bios.c_cc[c];
823 if (c != _POSIX_VDISABLE) {
824 wr.fd = args->fd;
825 wr.buf = &c;
826 wr.nbyte = sizeof(c);
827 return (sys_write(td, &wr));
828 } else
829 return (0);
830 }
831 default:
832 fdrop(fp, td);
833 return (EINVAL);
834 }
835 args->arg = 0;
836 error = (sys_ioctl(td, (struct ioctl_args *)args));
837 break;
838 }
839
840 case LINUX_TCFLSH: {
841 int val;
842 switch (args->arg) {
843 case LINUX_TCIFLUSH:
844 val = FREAD;
845 break;
846 case LINUX_TCOFLUSH:
847 val = FWRITE;
848 break;
849 case LINUX_TCIOFLUSH:
850 val = FREAD | FWRITE;
851 break;
852 default:
853 fdrop(fp, td);
854 return (EINVAL);
855 }
856 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td));
857 break;
858 }
859
860 case LINUX_TIOCEXCL:
861 args->cmd = TIOCEXCL;
862 error = (sys_ioctl(td, (struct ioctl_args *)args));
863 break;
864
865 case LINUX_TIOCNXCL:
866 args->cmd = TIOCNXCL;
867 error = (sys_ioctl(td, (struct ioctl_args *)args));
868 break;
869
870 case LINUX_TIOCSCTTY:
871 args->cmd = TIOCSCTTY;
872 error = (sys_ioctl(td, (struct ioctl_args *)args));
873 break;
874
875 case LINUX_TIOCGPGRP:
876 args->cmd = TIOCGPGRP;
877 error = (sys_ioctl(td, (struct ioctl_args *)args));
878 break;
879
880 case LINUX_TIOCSPGRP:
881 args->cmd = TIOCSPGRP;
882 error = (sys_ioctl(td, (struct ioctl_args *)args));
883 break;
884
885 /* LINUX_TIOCOUTQ */
886 /* LINUX_TIOCSTI */
887
888 case LINUX_TIOCGWINSZ:
889 args->cmd = TIOCGWINSZ;
890 error = (sys_ioctl(td, (struct ioctl_args *)args));
891 break;
892
893 case LINUX_TIOCSWINSZ:
894 args->cmd = TIOCSWINSZ;
895 error = (sys_ioctl(td, (struct ioctl_args *)args));
896 break;
897
898 case LINUX_TIOCMGET:
899 args->cmd = TIOCMGET;
900 error = (sys_ioctl(td, (struct ioctl_args *)args));
901 break;
902
903 case LINUX_TIOCMBIS:
904 args->cmd = TIOCMBIS;
905 error = (sys_ioctl(td, (struct ioctl_args *)args));
906 break;
907
908 case LINUX_TIOCMBIC:
909 args->cmd = TIOCMBIC;
910 error = (sys_ioctl(td, (struct ioctl_args *)args));
911 break;
912
913 case LINUX_TIOCMSET:
914 args->cmd = TIOCMSET;
915 error = (sys_ioctl(td, (struct ioctl_args *)args));
916 break;
917
918 /* TIOCGSOFTCAR */
919 /* TIOCSSOFTCAR */
920
921 case LINUX_FIONREAD: /* LINUX_TIOCINQ */
922 args->cmd = FIONREAD;
923 error = (sys_ioctl(td, (struct ioctl_args *)args));
924 break;
925
926 /* LINUX_TIOCLINUX */
927
928 case LINUX_TIOCCONS:
929 args->cmd = TIOCCONS;
930 error = (sys_ioctl(td, (struct ioctl_args *)args));
931 break;
932
933 case LINUX_TIOCGSERIAL: {
934 struct linux_serial_struct lss;
935
936 bzero(&lss, sizeof(lss));
937 lss.type = LINUX_PORT_16550A;
938 lss.flags = 0;
939 lss.close_delay = 0;
940 error = copyout(&lss, (void *)args->arg, sizeof(lss));
941 break;
942 }
943
944 case LINUX_TIOCSSERIAL: {
945 struct linux_serial_struct lss;
946 error = copyin((void *)args->arg, &lss, sizeof(lss));
947 if (error)
948 break;
949 /* XXX - It really helps to have an implementation that
950 * does nothing. NOT!
951 */
952 error = 0;
953 break;
954 }
955
956 case LINUX_TIOCPKT:
957 args->cmd = TIOCPKT;
958 error = (sys_ioctl(td, (struct ioctl_args *)args));
959 break;
960
961 case LINUX_FIONBIO:
962 args->cmd = FIONBIO;
963 error = (sys_ioctl(td, (struct ioctl_args *)args));
964 break;
965
966 case LINUX_TIOCNOTTY:
967 args->cmd = TIOCNOTTY;
968 error = (sys_ioctl(td, (struct ioctl_args *)args));
969 break;
970
971 case LINUX_TIOCSETD: {
972 int line;
973 switch (args->arg) {
974 case LINUX_N_TTY:
975 line = TTYDISC;
976 break;
977 case LINUX_N_SLIP:
978 line = SLIPDISC;
979 break;
980 case LINUX_N_PPP:
981 line = PPPDISC;
982 break;
983 default:
984 fdrop(fp, td);
985 return (EINVAL);
986 }
987 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred,
988 td));
989 break;
990 }
991
992 case LINUX_TIOCGETD: {
993 int linux_line;
994 int bsd_line = TTYDISC;
995 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line,
996 td->td_ucred, td);
997 if (error)
998 break;
999 switch (bsd_line) {
1000 case TTYDISC:
1001 linux_line = LINUX_N_TTY;
1002 break;
1003 case SLIPDISC:
1004 linux_line = LINUX_N_SLIP;
1005 break;
1006 case PPPDISC:
1007 linux_line = LINUX_N_PPP;
1008 break;
1009 default:
1010 fdrop(fp, td);
1011 return (EINVAL);
1012 }
1013 error = (copyout(&linux_line, (void *)args->arg, sizeof(int)));
1014 break;
1015 }
1016
1017 /* LINUX_TCSBRKP */
1018 /* LINUX_TIOCTTYGSTRUCT */
1019
1020 case LINUX_FIONCLEX:
1021 args->cmd = FIONCLEX;
1022 error = (sys_ioctl(td, (struct ioctl_args *)args));
1023 break;
1024
1025 case LINUX_FIOCLEX:
1026 args->cmd = FIOCLEX;
1027 error = (sys_ioctl(td, (struct ioctl_args *)args));
1028 break;
1029
1030 case LINUX_FIOASYNC:
1031 args->cmd = FIOASYNC;
1032 error = (sys_ioctl(td, (struct ioctl_args *)args));
1033 break;
1034
1035 /* LINUX_TIOCSERCONFIG */
1036 /* LINUX_TIOCSERGWILD */
1037 /* LINUX_TIOCSERSWILD */
1038 /* LINUX_TIOCGLCKTRMIOS */
1039 /* LINUX_TIOCSLCKTRMIOS */
1040
1041 case LINUX_TIOCSBRK:
1042 args->cmd = TIOCSBRK;
1043 error = (sys_ioctl(td, (struct ioctl_args *)args));
1044 break;
1045
1046 case LINUX_TIOCCBRK:
1047 args->cmd = TIOCCBRK;
1048 error = (sys_ioctl(td, (struct ioctl_args *)args));
1049 break;
1050 case LINUX_TIOCGPTN: {
1051 int nb;
1052
1053 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td);
1054 if (!error)
1055 error = copyout(&nb, (void *)args->arg,
1056 sizeof(int));
1057 break;
1058 }
1059 case LINUX_TIOCSPTLCK:
1060 /* Our unlockpt() does nothing. */
1061 error = 0;
1062 break;
1063 default:
1064 error = ENOIOCTL;
1065 break;
1066 }
1067
1068 fdrop(fp, td);
1069 return (error);
1070 }
1071
1072 /*
1073 * CDROM related ioctls
1074 */
1075
1076 struct linux_cdrom_msf
1077 {
1078 u_char cdmsf_min0;
1079 u_char cdmsf_sec0;
1080 u_char cdmsf_frame0;
1081 u_char cdmsf_min1;
1082 u_char cdmsf_sec1;
1083 u_char cdmsf_frame1;
1084 };
1085
1086 struct linux_cdrom_tochdr
1087 {
1088 u_char cdth_trk0;
1089 u_char cdth_trk1;
1090 };
1091
1092 union linux_cdrom_addr
1093 {
1094 struct {
1095 u_char minute;
1096 u_char second;
1097 u_char frame;
1098 } msf;
1099 int lba;
1100 };
1101
1102 struct linux_cdrom_tocentry
1103 {
1104 u_char cdte_track;
1105 u_char cdte_adr:4;
1106 u_char cdte_ctrl:4;
1107 u_char cdte_format;
1108 union linux_cdrom_addr cdte_addr;
1109 u_char cdte_datamode;
1110 };
1111
1112 struct linux_cdrom_subchnl
1113 {
1114 u_char cdsc_format;
1115 u_char cdsc_audiostatus;
1116 u_char cdsc_adr:4;
1117 u_char cdsc_ctrl:4;
1118 u_char cdsc_trk;
1119 u_char cdsc_ind;
1120 union linux_cdrom_addr cdsc_absaddr;
1121 union linux_cdrom_addr cdsc_reladdr;
1122 };
1123
1124 struct l_cdrom_read_audio {
1125 union linux_cdrom_addr addr;
1126 u_char addr_format;
1127 l_int nframes;
1128 u_char *buf;
1129 };
1130
1131 struct l_dvd_layer {
1132 u_char book_version:4;
1133 u_char book_type:4;
1134 u_char min_rate:4;
1135 u_char disc_size:4;
1136 u_char layer_type:4;
1137 u_char track_path:1;
1138 u_char nlayers:2;
1139 u_char track_density:4;
1140 u_char linear_density:4;
1141 u_char bca:1;
1142 u_int32_t start_sector;
1143 u_int32_t end_sector;
1144 u_int32_t end_sector_l0;
1145 };
1146
1147 struct l_dvd_physical {
1148 u_char type;
1149 u_char layer_num;
1150 struct l_dvd_layer layer[4];
1151 };
1152
1153 struct l_dvd_copyright {
1154 u_char type;
1155 u_char layer_num;
1156 u_char cpst;
1157 u_char rmi;
1158 };
1159
1160 struct l_dvd_disckey {
1161 u_char type;
1162 l_uint agid:2;
1163 u_char value[2048];
1164 };
1165
1166 struct l_dvd_bca {
1167 u_char type;
1168 l_int len;
1169 u_char value[188];
1170 };
1171
1172 struct l_dvd_manufact {
1173 u_char type;
1174 u_char layer_num;
1175 l_int len;
1176 u_char value[2048];
1177 };
1178
1179 typedef union {
1180 u_char type;
1181 struct l_dvd_physical physical;
1182 struct l_dvd_copyright copyright;
1183 struct l_dvd_disckey disckey;
1184 struct l_dvd_bca bca;
1185 struct l_dvd_manufact manufact;
1186 } l_dvd_struct;
1187
1188 typedef u_char l_dvd_key[5];
1189 typedef u_char l_dvd_challenge[10];
1190
1191 struct l_dvd_lu_send_agid {
1192 u_char type;
1193 l_uint agid:2;
1194 };
1195
1196 struct l_dvd_host_send_challenge {
1197 u_char type;
1198 l_uint agid:2;
1199 l_dvd_challenge chal;
1200 };
1201
1202 struct l_dvd_send_key {
1203 u_char type;
1204 l_uint agid:2;
1205 l_dvd_key key;
1206 };
1207
1208 struct l_dvd_lu_send_challenge {
1209 u_char type;
1210 l_uint agid:2;
1211 l_dvd_challenge chal;
1212 };
1213
1214 struct l_dvd_lu_send_title_key {
1215 u_char type;
1216 l_uint agid:2;
1217 l_dvd_key title_key;
1218 l_int lba;
1219 l_uint cpm:1;
1220 l_uint cp_sec:1;
1221 l_uint cgms:2;
1222 };
1223
1224 struct l_dvd_lu_send_asf {
1225 u_char type;
1226 l_uint agid:2;
1227 l_uint asf:1;
1228 };
1229
1230 struct l_dvd_host_send_rpcstate {
1231 u_char type;
1232 u_char pdrc;
1233 };
1234
1235 struct l_dvd_lu_send_rpcstate {
1236 u_char type:2;
1237 u_char vra:3;
1238 u_char ucca:3;
1239 u_char region_mask;
1240 u_char rpc_scheme;
1241 };
1242
1243 typedef union {
1244 u_char type;
1245 struct l_dvd_lu_send_agid lsa;
1246 struct l_dvd_host_send_challenge hsc;
1247 struct l_dvd_send_key lsk;
1248 struct l_dvd_lu_send_challenge lsc;
1249 struct l_dvd_send_key hsk;
1250 struct l_dvd_lu_send_title_key lstk;
1251 struct l_dvd_lu_send_asf lsasf;
1252 struct l_dvd_host_send_rpcstate hrpcs;
1253 struct l_dvd_lu_send_rpcstate lrpcs;
1254 } l_dvd_authinfo;
1255
1256 static void
1257 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp)
1258 {
1259 if (af == CD_LBA_FORMAT)
1260 lp->lba = bp->lba;
1261 else {
1262 lp->msf.minute = bp->msf.minute;
1263 lp->msf.second = bp->msf.second;
1264 lp->msf.frame = bp->msf.frame;
1265 }
1266 }
1267
1268 static void
1269 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba)
1270 {
1271 if (format == LINUX_CDROM_MSF) {
1272 addr->msf.frame = lba % 75;
1273 lba /= 75;
1274 lba += 2;
1275 addr->msf.second = lba % 60;
1276 addr->msf.minute = lba / 60;
1277 } else
1278 addr->lba = lba;
1279 }
1280
1281 static int
1282 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp)
1283 {
1284 bp->format = lp->type;
1285 switch (bp->format) {
1286 case DVD_STRUCT_PHYSICAL:
1287 if (bp->layer_num >= 4)
1288 return (EINVAL);
1289 bp->layer_num = lp->physical.layer_num;
1290 break;
1291 case DVD_STRUCT_COPYRIGHT:
1292 bp->layer_num = lp->copyright.layer_num;
1293 break;
1294 case DVD_STRUCT_DISCKEY:
1295 bp->agid = lp->disckey.agid;
1296 break;
1297 case DVD_STRUCT_BCA:
1298 case DVD_STRUCT_MANUFACT:
1299 break;
1300 default:
1301 return (EINVAL);
1302 }
1303 return (0);
1304 }
1305
1306 static int
1307 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp)
1308 {
1309 switch (bp->format) {
1310 case DVD_STRUCT_PHYSICAL: {
1311 struct dvd_layer *blp = (struct dvd_layer *)bp->data;
1312 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num];
1313 memset(llp, 0, sizeof(*llp));
1314 llp->book_version = blp->book_version;
1315 llp->book_type = blp->book_type;
1316 llp->min_rate = blp->max_rate;
1317 llp->disc_size = blp->disc_size;
1318 llp->layer_type = blp->layer_type;
1319 llp->track_path = blp->track_path;
1320 llp->nlayers = blp->nlayers;
1321 llp->track_density = blp->track_density;
1322 llp->linear_density = blp->linear_density;
1323 llp->bca = blp->bca;
1324 llp->start_sector = blp->start_sector;
1325 llp->end_sector = blp->end_sector;
1326 llp->end_sector_l0 = blp->end_sector_l0;
1327 break;
1328 }
1329 case DVD_STRUCT_COPYRIGHT:
1330 lp->copyright.cpst = bp->cpst;
1331 lp->copyright.rmi = bp->rmi;
1332 break;
1333 case DVD_STRUCT_DISCKEY:
1334 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value));
1335 break;
1336 case DVD_STRUCT_BCA:
1337 lp->bca.len = bp->length;
1338 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value));
1339 break;
1340 case DVD_STRUCT_MANUFACT:
1341 lp->manufact.len = bp->length;
1342 memcpy(lp->manufact.value, bp->data,
1343 sizeof(lp->manufact.value));
1344 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */
1345 break;
1346 default:
1347 return (EINVAL);
1348 }
1349 return (0);
1350 }
1351
1352 static int
1353 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode,
1354 struct dvd_authinfo *bp)
1355 {
1356 switch (lp->type) {
1357 case LINUX_DVD_LU_SEND_AGID:
1358 *bcode = DVDIOCREPORTKEY;
1359 bp->format = DVD_REPORT_AGID;
1360 bp->agid = lp->lsa.agid;
1361 break;
1362 case LINUX_DVD_HOST_SEND_CHALLENGE:
1363 *bcode = DVDIOCSENDKEY;
1364 bp->format = DVD_SEND_CHALLENGE;
1365 bp->agid = lp->hsc.agid;
1366 memcpy(bp->keychal, lp->hsc.chal, 10);
1367 break;
1368 case LINUX_DVD_LU_SEND_KEY1:
1369 *bcode = DVDIOCREPORTKEY;
1370 bp->format = DVD_REPORT_KEY1;
1371 bp->agid = lp->lsk.agid;
1372 break;
1373 case LINUX_DVD_LU_SEND_CHALLENGE:
1374 *bcode = DVDIOCREPORTKEY;
1375 bp->format = DVD_REPORT_CHALLENGE;
1376 bp->agid = lp->lsc.agid;
1377 break;
1378 case LINUX_DVD_HOST_SEND_KEY2:
1379 *bcode = DVDIOCSENDKEY;
1380 bp->format = DVD_SEND_KEY2;
1381 bp->agid = lp->hsk.agid;
1382 memcpy(bp->keychal, lp->hsk.key, 5);
1383 break;
1384 case LINUX_DVD_LU_SEND_TITLE_KEY:
1385 *bcode = DVDIOCREPORTKEY;
1386 bp->format = DVD_REPORT_TITLE_KEY;
1387 bp->agid = lp->lstk.agid;
1388 bp->lba = lp->lstk.lba;
1389 break;
1390 case LINUX_DVD_LU_SEND_ASF:
1391 *bcode = DVDIOCREPORTKEY;
1392 bp->format = DVD_REPORT_ASF;
1393 bp->agid = lp->lsasf.agid;
1394 break;
1395 case LINUX_DVD_INVALIDATE_AGID:
1396 *bcode = DVDIOCREPORTKEY;
1397 bp->format = DVD_INVALIDATE_AGID;
1398 bp->agid = lp->lsa.agid;
1399 break;
1400 case LINUX_DVD_LU_SEND_RPC_STATE:
1401 *bcode = DVDIOCREPORTKEY;
1402 bp->format = DVD_REPORT_RPC;
1403 break;
1404 case LINUX_DVD_HOST_SEND_RPC_STATE:
1405 *bcode = DVDIOCSENDKEY;
1406 bp->format = DVD_SEND_RPC;
1407 bp->region = lp->hrpcs.pdrc;
1408 break;
1409 default:
1410 return (EINVAL);
1411 }
1412 return (0);
1413 }
1414
1415 static int
1416 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp)
1417 {
1418 switch (lp->type) {
1419 case LINUX_DVD_LU_SEND_AGID:
1420 lp->lsa.agid = bp->agid;
1421 break;
1422 case LINUX_DVD_HOST_SEND_CHALLENGE:
1423 lp->type = LINUX_DVD_LU_SEND_KEY1;
1424 break;
1425 case LINUX_DVD_LU_SEND_KEY1:
1426 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key));
1427 break;
1428 case LINUX_DVD_LU_SEND_CHALLENGE:
1429 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal));
1430 break;
1431 case LINUX_DVD_HOST_SEND_KEY2:
1432 lp->type = LINUX_DVD_AUTH_ESTABLISHED;
1433 break;
1434 case LINUX_DVD_LU_SEND_TITLE_KEY:
1435 memcpy(lp->lstk.title_key, bp->keychal,
1436 sizeof(lp->lstk.title_key));
1437 lp->lstk.cpm = bp->cpm;
1438 lp->lstk.cp_sec = bp->cp_sec;
1439 lp->lstk.cgms = bp->cgms;
1440 break;
1441 case LINUX_DVD_LU_SEND_ASF:
1442 lp->lsasf.asf = bp->asf;
1443 break;
1444 case LINUX_DVD_INVALIDATE_AGID:
1445 break;
1446 case LINUX_DVD_LU_SEND_RPC_STATE:
1447 lp->lrpcs.type = bp->reg_type;
1448 lp->lrpcs.vra = bp->vend_rsts;
1449 lp->lrpcs.ucca = bp->user_rsts;
1450 lp->lrpcs.region_mask = bp->region;
1451 lp->lrpcs.rpc_scheme = bp->rpc_scheme;
1452 break;
1453 case LINUX_DVD_HOST_SEND_RPC_STATE:
1454 break;
1455 default:
1456 return (EINVAL);
1457 }
1458 return (0);
1459 }
1460
1461 static int
1462 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args)
1463 {
1464 cap_rights_t rights;
1465 struct file *fp;
1466 int error;
1467
1468 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
1469 if (error != 0)
1470 return (error);
1471 switch (args->cmd & 0xffff) {
1472
1473 case LINUX_CDROMPAUSE:
1474 args->cmd = CDIOCPAUSE;
1475 error = (sys_ioctl(td, (struct ioctl_args *)args));
1476 break;
1477
1478 case LINUX_CDROMRESUME:
1479 args->cmd = CDIOCRESUME;
1480 error = (sys_ioctl(td, (struct ioctl_args *)args));
1481 break;
1482
1483 case LINUX_CDROMPLAYMSF:
1484 args->cmd = CDIOCPLAYMSF;
1485 error = (sys_ioctl(td, (struct ioctl_args *)args));
1486 break;
1487
1488 case LINUX_CDROMPLAYTRKIND:
1489 args->cmd = CDIOCPLAYTRACKS;
1490 error = (sys_ioctl(td, (struct ioctl_args *)args));
1491 break;
1492
1493 case LINUX_CDROMREADTOCHDR: {
1494 struct ioc_toc_header th;
1495 struct linux_cdrom_tochdr lth;
1496 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th,
1497 td->td_ucred, td);
1498 if (!error) {
1499 lth.cdth_trk0 = th.starting_track;
1500 lth.cdth_trk1 = th.ending_track;
1501 copyout(<h, (void *)args->arg, sizeof(lth));
1502 }
1503 break;
1504 }
1505
1506 case LINUX_CDROMREADTOCENTRY: {
1507 struct linux_cdrom_tocentry lte;
1508 struct ioc_read_toc_single_entry irtse;
1509
1510 error = copyin((void *)args->arg, <e, sizeof(lte));
1511 if (error)
1512 break;
1513 irtse.address_format = lte.cdte_format;
1514 irtse.track = lte.cdte_track;
1515 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse,
1516 td->td_ucred, td);
1517 if (!error) {
1518 lte.cdte_ctrl = irtse.entry.control;
1519 lte.cdte_adr = irtse.entry.addr_type;
1520 bsd_to_linux_msf_lba(irtse.address_format,
1521 &irtse.entry.addr, <e.cdte_addr);
1522 error = copyout(<e, (void *)args->arg, sizeof(lte));
1523 }
1524 break;
1525 }
1526
1527 case LINUX_CDROMSTOP:
1528 args->cmd = CDIOCSTOP;
1529 error = (sys_ioctl(td, (struct ioctl_args *)args));
1530 break;
1531
1532 case LINUX_CDROMSTART:
1533 args->cmd = CDIOCSTART;
1534 error = (sys_ioctl(td, (struct ioctl_args *)args));
1535 break;
1536
1537 case LINUX_CDROMEJECT:
1538 args->cmd = CDIOCEJECT;
1539 error = (sys_ioctl(td, (struct ioctl_args *)args));
1540 break;
1541
1542 /* LINUX_CDROMVOLCTRL */
1543
1544 case LINUX_CDROMSUBCHNL: {
1545 struct linux_cdrom_subchnl sc;
1546 struct ioc_read_subchannel bsdsc;
1547 struct cd_sub_channel_info bsdinfo;
1548
1549 bsdsc.address_format = CD_LBA_FORMAT;
1550 bsdsc.data_format = CD_CURRENT_POSITION;
1551 bsdsc.track = 0;
1552 bsdsc.data_len = sizeof(bsdinfo);
1553 bsdsc.data = &bsdinfo;
1554 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE,
1555 (caddr_t)&bsdsc, td->td_ucred, td);
1556 if (error)
1557 break;
1558 error = copyin((void *)args->arg, &sc, sizeof(sc));
1559 if (error)
1560 break;
1561 sc.cdsc_audiostatus = bsdinfo.header.audio_status;
1562 sc.cdsc_adr = bsdinfo.what.position.addr_type;
1563 sc.cdsc_ctrl = bsdinfo.what.position.control;
1564 sc.cdsc_trk = bsdinfo.what.position.track_number;
1565 sc.cdsc_ind = bsdinfo.what.position.index_number;
1566 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format,
1567 bsdinfo.what.position.absaddr.lba);
1568 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format,
1569 bsdinfo.what.position.reladdr.lba);
1570 error = copyout(&sc, (void *)args->arg, sizeof(sc));
1571 break;
1572 }
1573
1574 /* LINUX_CDROMREADMODE2 */
1575 /* LINUX_CDROMREADMODE1 */
1576 /* LINUX_CDROMREADAUDIO */
1577 /* LINUX_CDROMEJECT_SW */
1578 /* LINUX_CDROMMULTISESSION */
1579 /* LINUX_CDROM_GET_UPC */
1580
1581 case LINUX_CDROMRESET:
1582 args->cmd = CDIOCRESET;
1583 error = (sys_ioctl(td, (struct ioctl_args *)args));
1584 break;
1585
1586 /* LINUX_CDROMVOLREAD */
1587 /* LINUX_CDROMREADRAW */
1588 /* LINUX_CDROMREADCOOKED */
1589 /* LINUX_CDROMSEEK */
1590 /* LINUX_CDROMPLAYBLK */
1591 /* LINUX_CDROMREADALL */
1592 /* LINUX_CDROMCLOSETRAY */
1593 /* LINUX_CDROMLOADFROMSLOT */
1594 /* LINUX_CDROMGETSPINDOWN */
1595 /* LINUX_CDROMSETSPINDOWN */
1596 /* LINUX_CDROM_SET_OPTIONS */
1597 /* LINUX_CDROM_CLEAR_OPTIONS */
1598 /* LINUX_CDROM_SELECT_SPEED */
1599 /* LINUX_CDROM_SELECT_DISC */
1600 /* LINUX_CDROM_MEDIA_CHANGED */
1601 /* LINUX_CDROM_DRIVE_STATUS */
1602 /* LINUX_CDROM_DISC_STATUS */
1603 /* LINUX_CDROM_CHANGER_NSLOTS */
1604 /* LINUX_CDROM_LOCKDOOR */
1605 /* LINUX_CDROM_DEBUG */
1606 /* LINUX_CDROM_GET_CAPABILITY */
1607 /* LINUX_CDROMAUDIOBUFSIZ */
1608
1609 case LINUX_DVD_READ_STRUCT: {
1610 l_dvd_struct *lds;
1611 struct dvd_struct *bds;
1612
1613 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK);
1614 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK);
1615 error = copyin((void *)args->arg, lds, sizeof(*lds));
1616 if (error)
1617 goto out;
1618 error = linux_to_bsd_dvd_struct(lds, bds);
1619 if (error)
1620 goto out;
1621 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds,
1622 td->td_ucred, td);
1623 if (error)
1624 goto out;
1625 error = bsd_to_linux_dvd_struct(bds, lds);
1626 if (error)
1627 goto out;
1628 error = copyout(lds, (void *)args->arg, sizeof(*lds));
1629 out:
1630 free(bds, M_LINUX);
1631 free(lds, M_LINUX);
1632 break;
1633 }
1634
1635 /* LINUX_DVD_WRITE_STRUCT */
1636
1637 case LINUX_DVD_AUTH: {
1638 l_dvd_authinfo lda;
1639 struct dvd_authinfo bda;
1640 int bcode;
1641
1642 error = copyin((void *)args->arg, &lda, sizeof(lda));
1643 if (error)
1644 break;
1645 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda);
1646 if (error)
1647 break;
1648 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred,
1649 td);
1650 if (error) {
1651 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) {
1652 lda.type = LINUX_DVD_AUTH_FAILURE;
1653 copyout(&lda, (void *)args->arg, sizeof(lda));
1654 }
1655 break;
1656 }
1657 error = bsd_to_linux_dvd_authinfo(&bda, &lda);
1658 if (error)
1659 break;
1660 error = copyout(&lda, (void *)args->arg, sizeof(lda));
1661 break;
1662 }
1663
1664 case LINUX_SCSI_GET_BUS_NUMBER:
1665 {
1666 struct sg_scsi_id id;
1667
1668 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1669 td->td_ucred, td);
1670 if (error)
1671 break;
1672 error = copyout(&id.channel, (void *)args->arg, sizeof(int));
1673 break;
1674 }
1675
1676 case LINUX_SCSI_GET_IDLUN:
1677 {
1678 struct sg_scsi_id id;
1679 struct scsi_idlun idl;
1680
1681 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1682 td->td_ucred, td);
1683 if (error)
1684 break;
1685 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) +
1686 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24);
1687 idl.host_unique_id = id.host_no;
1688 error = copyout(&idl, (void *)args->arg, sizeof(idl));
1689 break;
1690 }
1691
1692 /* LINUX_CDROM_SEND_PACKET */
1693 /* LINUX_CDROM_NEXT_WRITABLE */
1694 /* LINUX_CDROM_LAST_WRITTEN */
1695
1696 default:
1697 error = ENOIOCTL;
1698 break;
1699 }
1700
1701 fdrop(fp, td);
1702 return (error);
1703 }
1704
1705 static int
1706 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
1707 {
1708
1709 return (ENOTTY);
1710 }
1711
1712 /*
1713 * Sound related ioctls
1714 */
1715
1716 struct linux_old_mixer_info {
1717 char id[16];
1718 char name[32];
1719 };
1720
1721 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT };
1722
1723 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30])
1724
1725 static int
1726 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args)
1727 {
1728
1729 switch (args->cmd & 0xffff) {
1730
1731 case LINUX_SOUND_MIXER_WRITE_VOLUME:
1732 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME);
1733 return (sys_ioctl(td, (struct ioctl_args *)args));
1734
1735 case LINUX_SOUND_MIXER_WRITE_BASS:
1736 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS);
1737 return (sys_ioctl(td, (struct ioctl_args *)args));
1738
1739 case LINUX_SOUND_MIXER_WRITE_TREBLE:
1740 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE);
1741 return (sys_ioctl(td, (struct ioctl_args *)args));
1742
1743 case LINUX_SOUND_MIXER_WRITE_SYNTH:
1744 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH);
1745 return (sys_ioctl(td, (struct ioctl_args *)args));
1746
1747 case LINUX_SOUND_MIXER_WRITE_PCM:
1748 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM);
1749 return (sys_ioctl(td, (struct ioctl_args *)args));
1750
1751 case LINUX_SOUND_MIXER_WRITE_SPEAKER:
1752 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER);
1753 return (sys_ioctl(td, (struct ioctl_args *)args));
1754
1755 case LINUX_SOUND_MIXER_WRITE_LINE:
1756 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE);
1757 return (sys_ioctl(td, (struct ioctl_args *)args));
1758
1759 case LINUX_SOUND_MIXER_WRITE_MIC:
1760 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC);
1761 return (sys_ioctl(td, (struct ioctl_args *)args));
1762
1763 case LINUX_SOUND_MIXER_WRITE_CD:
1764 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD);
1765 return (sys_ioctl(td, (struct ioctl_args *)args));
1766
1767 case LINUX_SOUND_MIXER_WRITE_IMIX:
1768 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX);
1769 return (sys_ioctl(td, (struct ioctl_args *)args));
1770
1771 case LINUX_SOUND_MIXER_WRITE_ALTPCM:
1772 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM);
1773 return (sys_ioctl(td, (struct ioctl_args *)args));
1774
1775 case LINUX_SOUND_MIXER_WRITE_RECLEV:
1776 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV);
1777 return (sys_ioctl(td, (struct ioctl_args *)args));
1778
1779 case LINUX_SOUND_MIXER_WRITE_IGAIN:
1780 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN);
1781 return (sys_ioctl(td, (struct ioctl_args *)args));
1782
1783 case LINUX_SOUND_MIXER_WRITE_OGAIN:
1784 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN);
1785 return (sys_ioctl(td, (struct ioctl_args *)args));
1786
1787 case LINUX_SOUND_MIXER_WRITE_LINE1:
1788 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1);
1789 return (sys_ioctl(td, (struct ioctl_args *)args));
1790
1791 case LINUX_SOUND_MIXER_WRITE_LINE2:
1792 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2);
1793 return (sys_ioctl(td, (struct ioctl_args *)args));
1794
1795 case LINUX_SOUND_MIXER_WRITE_LINE3:
1796 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3);
1797 return (sys_ioctl(td, (struct ioctl_args *)args));
1798
1799 case LINUX_SOUND_MIXER_INFO: {
1800 /* Key on encoded length */
1801 switch ((args->cmd >> 16) & 0x1fff) {
1802 case 0x005c: { /* SOUND_MIXER_INFO */
1803 args->cmd = SOUND_MIXER_INFO;
1804 return (sys_ioctl(td, (struct ioctl_args *)args));
1805 }
1806 case 0x0030: { /* SOUND_OLD_MIXER_INFO */
1807 struct linux_old_mixer_info info;
1808 bzero(&info, sizeof(info));
1809 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1810 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1811 copyout(&info, (void *)args->arg, sizeof(info));
1812 return (0);
1813 }
1814 default:
1815 return (ENOIOCTL);
1816 }
1817 break;
1818 }
1819
1820 case LINUX_OSS_GETVERSION: {
1821 int version = linux_get_oss_version(td);
1822 return (copyout(&version, (void *)args->arg, sizeof(int)));
1823 }
1824
1825 case LINUX_SOUND_MIXER_READ_STEREODEVS:
1826 args->cmd = SOUND_MIXER_READ_STEREODEVS;
1827 return (sys_ioctl(td, (struct ioctl_args *)args));
1828
1829 case LINUX_SOUND_MIXER_READ_CAPS:
1830 args->cmd = SOUND_MIXER_READ_CAPS;
1831 return (sys_ioctl(td, (struct ioctl_args *)args));
1832
1833 case LINUX_SOUND_MIXER_READ_RECMASK:
1834 args->cmd = SOUND_MIXER_READ_RECMASK;
1835 return (sys_ioctl(td, (struct ioctl_args *)args));
1836
1837 case LINUX_SOUND_MIXER_READ_DEVMASK:
1838 args->cmd = SOUND_MIXER_READ_DEVMASK;
1839 return (sys_ioctl(td, (struct ioctl_args *)args));
1840
1841 case LINUX_SOUND_MIXER_WRITE_RECSRC:
1842 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC);
1843 return (sys_ioctl(td, (struct ioctl_args *)args));
1844
1845 case LINUX_SNDCTL_DSP_RESET:
1846 args->cmd = SNDCTL_DSP_RESET;
1847 return (sys_ioctl(td, (struct ioctl_args *)args));
1848
1849 case LINUX_SNDCTL_DSP_SYNC:
1850 args->cmd = SNDCTL_DSP_SYNC;
1851 return (sys_ioctl(td, (struct ioctl_args *)args));
1852
1853 case LINUX_SNDCTL_DSP_SPEED:
1854 args->cmd = SNDCTL_DSP_SPEED;
1855 return (sys_ioctl(td, (struct ioctl_args *)args));
1856
1857 case LINUX_SNDCTL_DSP_STEREO:
1858 args->cmd = SNDCTL_DSP_STEREO;
1859 return (sys_ioctl(td, (struct ioctl_args *)args));
1860
1861 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */
1862 args->cmd = SNDCTL_DSP_GETBLKSIZE;
1863 return (sys_ioctl(td, (struct ioctl_args *)args));
1864
1865 case LINUX_SNDCTL_DSP_SETFMT:
1866 args->cmd = SNDCTL_DSP_SETFMT;
1867 return (sys_ioctl(td, (struct ioctl_args *)args));
1868
1869 case LINUX_SOUND_PCM_WRITE_CHANNELS:
1870 args->cmd = SOUND_PCM_WRITE_CHANNELS;
1871 return (sys_ioctl(td, (struct ioctl_args *)args));
1872
1873 case LINUX_SOUND_PCM_WRITE_FILTER:
1874 args->cmd = SOUND_PCM_WRITE_FILTER;
1875 return (sys_ioctl(td, (struct ioctl_args *)args));
1876
1877 case LINUX_SNDCTL_DSP_POST:
1878 args->cmd = SNDCTL_DSP_POST;
1879 return (sys_ioctl(td, (struct ioctl_args *)args));
1880
1881 case LINUX_SNDCTL_DSP_SUBDIVIDE:
1882 args->cmd = SNDCTL_DSP_SUBDIVIDE;
1883 return (sys_ioctl(td, (struct ioctl_args *)args));
1884
1885 case LINUX_SNDCTL_DSP_SETFRAGMENT:
1886 args->cmd = SNDCTL_DSP_SETFRAGMENT;
1887 return (sys_ioctl(td, (struct ioctl_args *)args));
1888
1889 case LINUX_SNDCTL_DSP_GETFMTS:
1890 args->cmd = SNDCTL_DSP_GETFMTS;
1891 return (sys_ioctl(td, (struct ioctl_args *)args));
1892
1893 case LINUX_SNDCTL_DSP_GETOSPACE:
1894 args->cmd = SNDCTL_DSP_GETOSPACE;
1895 return (sys_ioctl(td, (struct ioctl_args *)args));
1896
1897 case LINUX_SNDCTL_DSP_GETISPACE:
1898 args->cmd = SNDCTL_DSP_GETISPACE;
1899 return (sys_ioctl(td, (struct ioctl_args *)args));
1900
1901 case LINUX_SNDCTL_DSP_NONBLOCK:
1902 args->cmd = SNDCTL_DSP_NONBLOCK;
1903 return (sys_ioctl(td, (struct ioctl_args *)args));
1904
1905 case LINUX_SNDCTL_DSP_GETCAPS:
1906 args->cmd = SNDCTL_DSP_GETCAPS;
1907 return (sys_ioctl(td, (struct ioctl_args *)args));
1908
1909 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */
1910 args->cmd = SNDCTL_DSP_SETTRIGGER;
1911 return (sys_ioctl(td, (struct ioctl_args *)args));
1912
1913 case LINUX_SNDCTL_DSP_GETIPTR:
1914 args->cmd = SNDCTL_DSP_GETIPTR;
1915 return (sys_ioctl(td, (struct ioctl_args *)args));
1916
1917 case LINUX_SNDCTL_DSP_GETOPTR:
1918 args->cmd = SNDCTL_DSP_GETOPTR;
1919 return (sys_ioctl(td, (struct ioctl_args *)args));
1920
1921 case LINUX_SNDCTL_DSP_SETDUPLEX:
1922 args->cmd = SNDCTL_DSP_SETDUPLEX;
1923 return (sys_ioctl(td, (struct ioctl_args *)args));
1924
1925 case LINUX_SNDCTL_DSP_GETODELAY:
1926 args->cmd = SNDCTL_DSP_GETODELAY;
1927 return (sys_ioctl(td, (struct ioctl_args *)args));
1928
1929 case LINUX_SNDCTL_SEQ_RESET:
1930 args->cmd = SNDCTL_SEQ_RESET;
1931 return (sys_ioctl(td, (struct ioctl_args *)args));
1932
1933 case LINUX_SNDCTL_SEQ_SYNC:
1934 args->cmd = SNDCTL_SEQ_SYNC;
1935 return (sys_ioctl(td, (struct ioctl_args *)args));
1936
1937 case LINUX_SNDCTL_SYNTH_INFO:
1938 args->cmd = SNDCTL_SYNTH_INFO;
1939 return (sys_ioctl(td, (struct ioctl_args *)args));
1940
1941 case LINUX_SNDCTL_SEQ_CTRLRATE:
1942 args->cmd = SNDCTL_SEQ_CTRLRATE;
1943 return (sys_ioctl(td, (struct ioctl_args *)args));
1944
1945 case LINUX_SNDCTL_SEQ_GETOUTCOUNT:
1946 args->cmd = SNDCTL_SEQ_GETOUTCOUNT;
1947 return (sys_ioctl(td, (struct ioctl_args *)args));
1948
1949 case LINUX_SNDCTL_SEQ_GETINCOUNT:
1950 args->cmd = SNDCTL_SEQ_GETINCOUNT;
1951 return (sys_ioctl(td, (struct ioctl_args *)args));
1952
1953 case LINUX_SNDCTL_SEQ_PERCMODE:
1954 args->cmd = SNDCTL_SEQ_PERCMODE;
1955 return (sys_ioctl(td, (struct ioctl_args *)args));
1956
1957 case LINUX_SNDCTL_FM_LOAD_INSTR:
1958 args->cmd = SNDCTL_FM_LOAD_INSTR;
1959 return (sys_ioctl(td, (struct ioctl_args *)args));
1960
1961 case LINUX_SNDCTL_SEQ_TESTMIDI:
1962 args->cmd = SNDCTL_SEQ_TESTMIDI;
1963 return (sys_ioctl(td, (struct ioctl_args *)args));
1964
1965 case LINUX_SNDCTL_SEQ_RESETSAMPLES:
1966 args->cmd = SNDCTL_SEQ_RESETSAMPLES;
1967 return (sys_ioctl(td, (struct ioctl_args *)args));
1968
1969 case LINUX_SNDCTL_SEQ_NRSYNTHS:
1970 args->cmd = SNDCTL_SEQ_NRSYNTHS;
1971 return (sys_ioctl(td, (struct ioctl_args *)args));
1972
1973 case LINUX_SNDCTL_SEQ_NRMIDIS:
1974 args->cmd = SNDCTL_SEQ_NRMIDIS;
1975 return (sys_ioctl(td, (struct ioctl_args *)args));
1976
1977 case LINUX_SNDCTL_MIDI_INFO:
1978 args->cmd = SNDCTL_MIDI_INFO;
1979 return (sys_ioctl(td, (struct ioctl_args *)args));
1980
1981 case LINUX_SNDCTL_SEQ_TRESHOLD:
1982 args->cmd = SNDCTL_SEQ_TRESHOLD;
1983 return (sys_ioctl(td, (struct ioctl_args *)args));
1984
1985 case LINUX_SNDCTL_SYNTH_MEMAVL:
1986 args->cmd = SNDCTL_SYNTH_MEMAVL;
1987 return (sys_ioctl(td, (struct ioctl_args *)args));
1988
1989 }
1990
1991 return (ENOIOCTL);
1992 }
1993
1994 /*
1995 * Console related ioctls
1996 */
1997
1998 static int
1999 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args)
2000 {
2001 cap_rights_t rights;
2002 struct file *fp;
2003 int error;
2004
2005 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
2006 if (error != 0)
2007 return (error);
2008 switch (args->cmd & 0xffff) {
2009
2010 case LINUX_KIOCSOUND:
2011 args->cmd = KIOCSOUND;
2012 error = (sys_ioctl(td, (struct ioctl_args *)args));
2013 break;
2014
2015 case LINUX_KDMKTONE:
2016 args->cmd = KDMKTONE;
2017 error = (sys_ioctl(td, (struct ioctl_args *)args));
2018 break;
2019
2020 case LINUX_KDGETLED:
2021 args->cmd = KDGETLED;
2022 error = (sys_ioctl(td, (struct ioctl_args *)args));
2023 break;
2024
2025 case LINUX_KDSETLED:
2026 args->cmd = KDSETLED;
2027 error = (sys_ioctl(td, (struct ioctl_args *)args));
2028 break;
2029
2030 case LINUX_KDSETMODE:
2031 args->cmd = KDSETMODE;
2032 error = (sys_ioctl(td, (struct ioctl_args *)args));
2033 break;
2034
2035 case LINUX_KDGETMODE:
2036 args->cmd = KDGETMODE;
2037 error = (sys_ioctl(td, (struct ioctl_args *)args));
2038 break;
2039
2040 case LINUX_KDGKBMODE:
2041 args->cmd = KDGKBMODE;
2042 error = (sys_ioctl(td, (struct ioctl_args *)args));
2043 break;
2044
2045 case LINUX_KDSKBMODE: {
2046 int kbdmode;
2047 switch (args->arg) {
2048 case LINUX_KBD_RAW:
2049 kbdmode = K_RAW;
2050 break;
2051 case LINUX_KBD_XLATE:
2052 kbdmode = K_XLATE;
2053 break;
2054 case LINUX_KBD_MEDIUMRAW:
2055 kbdmode = K_RAW;
2056 break;
2057 default:
2058 fdrop(fp, td);
2059 return (EINVAL);
2060 }
2061 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode,
2062 td->td_ucred, td));
2063 break;
2064 }
2065
2066 case LINUX_VT_OPENQRY:
2067 args->cmd = VT_OPENQRY;
2068 error = (sys_ioctl(td, (struct ioctl_args *)args));
2069 break;
2070
2071 case LINUX_VT_GETMODE:
2072 args->cmd = VT_GETMODE;
2073 error = (sys_ioctl(td, (struct ioctl_args *)args));
2074 break;
2075
2076 case LINUX_VT_SETMODE: {
2077 struct vt_mode mode;
2078 if ((error = copyin((void *)args->arg, &mode, sizeof(mode))))
2079 break;
2080 if (LINUX_SIG_VALID(mode.relsig))
2081 mode.relsig = linux_to_bsd_signal(mode.relsig);
2082 else
2083 mode.relsig = 0;
2084 if (LINUX_SIG_VALID(mode.acqsig))
2085 mode.acqsig = linux_to_bsd_signal(mode.acqsig);
2086 else
2087 mode.acqsig = 0;
2088 /* XXX. Linux ignores frsig and set it to 0. */
2089 mode.frsig = 0;
2090 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode))))
2091 break;
2092 args->cmd = VT_SETMODE;
2093 error = (sys_ioctl(td, (struct ioctl_args *)args));
2094 break;
2095 }
2096
2097 case LINUX_VT_GETSTATE:
2098 args->cmd = VT_GETACTIVE;
2099 error = (sys_ioctl(td, (struct ioctl_args *)args));
2100 break;
2101
2102 case LINUX_VT_RELDISP:
2103 args->cmd = VT_RELDISP;
2104 error = (sys_ioctl(td, (struct ioctl_args *)args));
2105 break;
2106
2107 case LINUX_VT_ACTIVATE:
2108 args->cmd = VT_ACTIVATE;
2109 error = (sys_ioctl(td, (struct ioctl_args *)args));
2110 break;
2111
2112 case LINUX_VT_WAITACTIVE:
2113 args->cmd = VT_WAITACTIVE;
2114 error = (sys_ioctl(td, (struct ioctl_args *)args));
2115 break;
2116
2117 default:
2118 error = ENOIOCTL;
2119 break;
2120 }
2121
2122 fdrop(fp, td);
2123 return (error);
2124 }
2125
2126 /*
2127 * Criteria for interface name translation
2128 */
2129 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER)
2130
2131 /*
2132 * Translate a Linux interface name to a FreeBSD interface name,
2133 * and return the associated ifnet structure
2134 * bsdname and lxname need to be least IFNAMSIZ bytes long, but
2135 * can point to the same buffer.
2136 */
2137
2138 static struct ifnet *
2139 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname)
2140 {
2141 struct ifnet *ifp;
2142 int len, unit;
2143 char *ep;
2144 int is_eth, index;
2145
2146 for (len = 0; len < LINUX_IFNAMSIZ; ++len)
2147 if (!isalpha(lxname[len]))
2148 break;
2149 if (len == 0 || len == LINUX_IFNAMSIZ)
2150 return (NULL);
2151 unit = (int)strtoul(lxname + len, &ep, 10);
2152 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ)
2153 return (NULL);
2154 index = 0;
2155 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0;
2156 CURVNET_SET(TD_TO_VNET(td));
2157 IFNET_RLOCK();
2158 TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2159 /*
2160 * Allow Linux programs to use FreeBSD names. Don't presume
2161 * we never have an interface named "eth", so don't make
2162 * the test optional based on is_eth.
2163 */
2164 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0)
2165 break;
2166 if (is_eth && IFP_IS_ETH(ifp) && unit == index++)
2167 break;
2168 }
2169 IFNET_RUNLOCK();
2170 CURVNET_RESTORE();
2171 if (ifp != NULL)
2172 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ);
2173 return (ifp);
2174 }
2175
2176 /*
2177 * Implement the SIOCGIFNAME ioctl
2178 */
2179
2180 static int
2181 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr)
2182 {
2183 struct l_ifreq ifr;
2184 struct ifnet *ifp;
2185 int error, ethno, index;
2186
2187 error = copyin(uifr, &ifr, sizeof(ifr));
2188 if (error != 0)
2189 return (error);
2190
2191 CURVNET_SET(TD_TO_VNET(curthread));
2192 IFNET_RLOCK();
2193 index = 1; /* ifr.ifr_ifindex starts from 1 */
2194 ethno = 0;
2195 error = ENODEV;
2196 TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2197 if (ifr.ifr_ifindex == index) {
2198 if (IFP_IS_ETH(ifp))
2199 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ,
2200 "eth%d", ethno);
2201 else
2202 strlcpy(ifr.ifr_name, ifp->if_xname,
2203 LINUX_IFNAMSIZ);
2204 error = 0;
2205 break;
2206 }
2207 if (IFP_IS_ETH(ifp))
2208 ethno++;
2209 index++;
2210 }
2211 IFNET_RUNLOCK();
2212 if (error == 0)
2213 error = copyout(&ifr, uifr, sizeof(ifr));
2214 CURVNET_RESTORE();
2215
2216 return (error);
2217 }
2218
2219 /*
2220 * Implement the SIOCGIFCONF ioctl
2221 */
2222
2223 static int
2224 linux_ifconf(struct thread *td, struct ifconf *uifc)
2225 {
2226 #ifdef COMPAT_LINUX32
2227 struct l_ifconf ifc;
2228 #else
2229 struct ifconf ifc;
2230 #endif
2231 struct l_ifreq ifr;
2232 struct ifnet *ifp;
2233 struct ifaddr *ifa;
2234 struct sbuf *sb;
2235 int error, ethno, full = 0, valid_len, max_len;
2236
2237 error = copyin(uifc, &ifc, sizeof(ifc));
2238 if (error != 0)
2239 return (error);
2240
2241 max_len = MAXPHYS - 1;
2242
2243 CURVNET_SET(TD_TO_VNET(td));
2244 /* handle the 'request buffer size' case */
2245 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) {
2246 ifc.ifc_len = 0;
2247 IFNET_RLOCK();
2248 TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2249 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2250 struct sockaddr *sa = ifa->ifa_addr;
2251 if (sa->sa_family == AF_INET)
2252 ifc.ifc_len += sizeof(ifr);
2253 }
2254 }
2255 IFNET_RUNLOCK();
2256 error = copyout(&ifc, uifc, sizeof(ifc));
2257 CURVNET_RESTORE();
2258 return (error);
2259 }
2260
2261 if (ifc.ifc_len <= 0) {
2262 CURVNET_RESTORE();
2263 return (EINVAL);
2264 }
2265
2266 again:
2267 /* Keep track of eth interfaces */
2268 ethno = 0;
2269 if (ifc.ifc_len <= max_len) {
2270 max_len = ifc.ifc_len;
2271 full = 1;
2272 }
2273 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN);
2274 max_len = 0;
2275 valid_len = 0;
2276
2277 /* Return all AF_INET addresses of all interfaces */
2278 IFNET_RLOCK();
2279 TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2280 int addrs = 0;
2281
2282 bzero(&ifr, sizeof(ifr));
2283 if (IFP_IS_ETH(ifp))
2284 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d",
2285 ethno++);
2286 else
2287 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ);
2288
2289 /* Walk the address list */
2290 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2291 struct sockaddr *sa = ifa->ifa_addr;
2292
2293 if (sa->sa_family == AF_INET) {
2294 ifr.ifr_addr.sa_family = LINUX_AF_INET;
2295 memcpy(ifr.ifr_addr.sa_data, sa->sa_data,
2296 sizeof(ifr.ifr_addr.sa_data));
2297 sbuf_bcat(sb, &ifr, sizeof(ifr));
2298 max_len += sizeof(ifr);
2299 addrs++;
2300 }
2301
2302 if (sbuf_error(sb) == 0)
2303 valid_len = sbuf_len(sb);
2304 }
2305 if (addrs == 0) {
2306 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr));
2307 sbuf_bcat(sb, &ifr, sizeof(ifr));
2308 max_len += sizeof(ifr);
2309
2310 if (sbuf_error(sb) == 0)
2311 valid_len = sbuf_len(sb);
2312 }
2313 }
2314 IFNET_RUNLOCK();
2315
2316 if (valid_len != max_len && !full) {
2317 sbuf_delete(sb);
2318 goto again;
2319 }
2320
2321 ifc.ifc_len = valid_len;
2322 sbuf_finish(sb);
2323 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len);
2324 if (error == 0)
2325 error = copyout(&ifc, uifc, sizeof(ifc));
2326 sbuf_delete(sb);
2327 CURVNET_RESTORE();
2328
2329 return (error);
2330 }
2331
2332 static int
2333 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr)
2334 {
2335 l_short flags;
2336
2337 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff;
2338 /* these flags have no Linux equivalent */
2339 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX|
2340 IFF_LINK0|IFF_LINK1|IFF_LINK2);
2341 /* Linux' multicast flag is in a different bit */
2342 if (flags & IFF_MULTICAST) {
2343 flags &= ~IFF_MULTICAST;
2344 flags |= 0x1000;
2345 }
2346
2347 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags)));
2348 }
2349
2350 #define ARPHRD_ETHER 1
2351 #define ARPHRD_LOOPBACK 772
2352
2353 static int
2354 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr)
2355 {
2356 struct ifaddr *ifa;
2357 struct sockaddr_dl *sdl;
2358 struct l_sockaddr lsa;
2359
2360 if (ifp->if_type == IFT_LOOP) {
2361 bzero(&lsa, sizeof(lsa));
2362 lsa.sa_family = ARPHRD_LOOPBACK;
2363 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2364 }
2365
2366 if (ifp->if_type != IFT_ETHER)
2367 return (ENOENT);
2368
2369 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2370 sdl = (struct sockaddr_dl*)ifa->ifa_addr;
2371 if (sdl != NULL && (sdl->sdl_family == AF_LINK) &&
2372 (sdl->sdl_type == IFT_ETHER)) {
2373 bzero(&lsa, sizeof(lsa));
2374 lsa.sa_family = ARPHRD_ETHER;
2375 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN);
2376 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2377 }
2378 }
2379
2380 return (ENOENT);
2381 }
2382
2383
2384 /*
2385 * If we fault in bsd_to_linux_ifreq() then we will fault when we call
2386 * the native ioctl(). Thus, we don't really need to check the return
2387 * value of this function.
2388 */
2389 static int
2390 bsd_to_linux_ifreq(struct ifreq *arg)
2391 {
2392 struct ifreq ifr;
2393 size_t ifr_len = sizeof(struct ifreq);
2394 int error;
2395
2396 if ((error = copyin(arg, &ifr, ifr_len)))
2397 return (error);
2398
2399 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family;
2400
2401 error = copyout(&ifr, arg, ifr_len);
2402
2403 return (error);
2404 }
2405
2406 /*
2407 * Socket related ioctls
2408 */
2409
2410 static int
2411 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args)
2412 {
2413 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ];
2414 cap_rights_t rights;
2415 struct ifnet *ifp;
2416 struct file *fp;
2417 int error, type;
2418
2419 ifp = NULL;
2420 error = 0;
2421
2422 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
2423 if (error != 0)
2424 return (error);
2425 type = fp->f_type;
2426 fdrop(fp, td);
2427 if (type != DTYPE_SOCKET) {
2428 /* not a socket - probably a tap / vmnet device */
2429 switch (args->cmd) {
2430 case LINUX_SIOCGIFADDR:
2431 case LINUX_SIOCSIFADDR:
2432 case LINUX_SIOCGIFFLAGS:
2433 return (linux_ioctl_special(td, args));
2434 default:
2435 return (ENOIOCTL);
2436 }
2437 }
2438
2439 switch (args->cmd & 0xffff) {
2440
2441 case LINUX_FIOGETOWN:
2442 case LINUX_FIOSETOWN:
2443 case LINUX_SIOCADDMULTI:
2444 case LINUX_SIOCATMARK:
2445 case LINUX_SIOCDELMULTI:
2446 case LINUX_SIOCGIFNAME:
2447 case LINUX_SIOCGIFCONF:
2448 case LINUX_SIOCGPGRP:
2449 case LINUX_SIOCSPGRP:
2450 case LINUX_SIOCGIFCOUNT:
2451 /* these ioctls don't take an interface name */
2452 #ifdef DEBUG
2453 printf("%s(): ioctl %d\n", __func__,
2454 args->cmd & 0xffff);
2455 #endif
2456 break;
2457
2458 case LINUX_SIOCGIFFLAGS:
2459 case LINUX_SIOCGIFADDR:
2460 case LINUX_SIOCSIFADDR:
2461 case LINUX_SIOCGIFDSTADDR:
2462 case LINUX_SIOCGIFBRDADDR:
2463 case LINUX_SIOCGIFNETMASK:
2464 case LINUX_SIOCSIFNETMASK:
2465 case LINUX_SIOCGIFMTU:
2466 case LINUX_SIOCSIFMTU:
2467 case LINUX_SIOCSIFNAME:
2468 case LINUX_SIOCGIFHWADDR:
2469 case LINUX_SIOCSIFHWADDR:
2470 case LINUX_SIOCDEVPRIVATE:
2471 case LINUX_SIOCDEVPRIVATE+1:
2472 case LINUX_SIOCGIFINDEX:
2473 /* copy in the interface name and translate it. */
2474 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ);
2475 if (error != 0)
2476 return (error);
2477 #ifdef DEBUG
2478 printf("%s(): ioctl %d on %.*s\n", __func__,
2479 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname);
2480 #endif
2481 memset(ifname, 0, sizeof(ifname));
2482 ifp = ifname_linux_to_bsd(td, lifname, ifname);
2483 if (ifp == NULL)
2484 return (EINVAL);
2485 /*
2486 * We need to copy it back out in case we pass the
2487 * request on to our native ioctl(), which will expect
2488 * the ifreq to be in user space and have the correct
2489 * interface name.
2490 */
2491 error = copyout(ifname, (void *)args->arg, IFNAMSIZ);
2492 if (error != 0)
2493 return (error);
2494 #ifdef DEBUG
2495 printf("%s(): %s translated to %s\n", __func__,
2496 lifname, ifname);
2497 #endif
2498 break;
2499
2500 default:
2501 return (ENOIOCTL);
2502 }
2503
2504 switch (args->cmd & 0xffff) {
2505
2506 case LINUX_FIOSETOWN:
2507 args->cmd = FIOSETOWN;
2508 error = sys_ioctl(td, (struct ioctl_args *)args);
2509 break;
2510
2511 case LINUX_SIOCSPGRP:
2512 args->cmd = SIOCSPGRP;
2513 error = sys_ioctl(td, (struct ioctl_args *)args);
2514 break;
2515
2516 case LINUX_FIOGETOWN:
2517 args->cmd = FIOGETOWN;
2518 error = sys_ioctl(td, (struct ioctl_args *)args);
2519 break;
2520
2521 case LINUX_SIOCGPGRP:
2522 args->cmd = SIOCGPGRP;
2523 error = sys_ioctl(td, (struct ioctl_args *)args);
2524 break;
2525
2526 case LINUX_SIOCATMARK:
2527 args->cmd = SIOCATMARK;
2528 error = sys_ioctl(td, (struct ioctl_args *)args);
2529 break;
2530
2531 /* LINUX_SIOCGSTAMP */
2532
2533 case LINUX_SIOCGIFNAME:
2534 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg);
2535 break;
2536
2537 case LINUX_SIOCGIFCONF:
2538 error = linux_ifconf(td, (struct ifconf *)args->arg);
2539 break;
2540
2541 case LINUX_SIOCGIFFLAGS:
2542 args->cmd = SIOCGIFFLAGS;
2543 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg);
2544 break;
2545
2546 case LINUX_SIOCGIFADDR:
2547 args->cmd = SIOCGIFADDR;
2548 error = sys_ioctl(td, (struct ioctl_args *)args);
2549 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2550 break;
2551
2552 case LINUX_SIOCSIFADDR:
2553 /* XXX probably doesn't work, included for completeness */
2554 args->cmd = SIOCSIFADDR;
2555 error = sys_ioctl(td, (struct ioctl_args *)args);
2556 break;
2557
2558 case LINUX_SIOCGIFDSTADDR:
2559 args->cmd = SIOCGIFDSTADDR;
2560 error = sys_ioctl(td, (struct ioctl_args *)args);
2561 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2562 break;
2563
2564 case LINUX_SIOCGIFBRDADDR:
2565 args->cmd = SIOCGIFBRDADDR;
2566 error = sys_ioctl(td, (struct ioctl_args *)args);
2567 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2568 break;
2569
2570 case LINUX_SIOCGIFNETMASK:
2571 args->cmd = SIOCGIFNETMASK;
2572 error = sys_ioctl(td, (struct ioctl_args *)args);
2573 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2574 break;
2575
2576 case LINUX_SIOCSIFNETMASK:
2577 error = ENOIOCTL;
2578 break;
2579
2580 case LINUX_SIOCGIFMTU:
2581 args->cmd = SIOCGIFMTU;
2582 error = sys_ioctl(td, (struct ioctl_args *)args);
2583 break;
2584
2585 case LINUX_SIOCSIFMTU:
2586 args->cmd = SIOCSIFMTU;
2587 error = sys_ioctl(td, (struct ioctl_args *)args);
2588 break;
2589
2590 case LINUX_SIOCSIFNAME:
2591 error = ENOIOCTL;
2592 break;
2593
2594 case LINUX_SIOCGIFHWADDR:
2595 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg);
2596 break;
2597
2598 case LINUX_SIOCSIFHWADDR:
2599 error = ENOIOCTL;
2600 break;
2601
2602 case LINUX_SIOCADDMULTI:
2603 args->cmd = SIOCADDMULTI;
2604 error = sys_ioctl(td, (struct ioctl_args *)args);
2605 break;
2606
2607 case LINUX_SIOCDELMULTI:
2608 args->cmd = SIOCDELMULTI;
2609 error = sys_ioctl(td, (struct ioctl_args *)args);
2610 break;
2611
2612 case LINUX_SIOCGIFINDEX:
2613 args->cmd = SIOCGIFINDEX;
2614 error = sys_ioctl(td, (struct ioctl_args *)args);
2615 break;
2616
2617 case LINUX_SIOCGIFCOUNT:
2618 error = 0;
2619 break;
2620
2621 /*
2622 * XXX This is slightly bogus, but these ioctls are currently
2623 * XXX only used by the aironet (if_an) network driver.
2624 */
2625 case LINUX_SIOCDEVPRIVATE:
2626 args->cmd = SIOCGPRIVATE_0;
2627 error = sys_ioctl(td, (struct ioctl_args *)args);
2628 break;
2629
2630 case LINUX_SIOCDEVPRIVATE+1:
2631 args->cmd = SIOCGPRIVATE_1;
2632 error = sys_ioctl(td, (struct ioctl_args *)args);
2633 break;
2634 }
2635
2636 if (ifp != NULL)
2637 /* restore the original interface name */
2638 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ);
2639
2640 #ifdef DEBUG
2641 printf("%s(): returning %d\n", __func__, error);
2642 #endif
2643 return (error);
2644 }
2645
2646 /*
2647 * Device private ioctl handler
2648 */
2649 static int
2650 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args)
2651 {
2652 cap_rights_t rights;
2653 struct file *fp;
2654 int error, type;
2655
2656 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
2657 if (error != 0)
2658 return (error);
2659 type = fp->f_type;
2660 fdrop(fp, td);
2661 if (type == DTYPE_SOCKET)
2662 return (linux_ioctl_socket(td, args));
2663 return (ENOIOCTL);
2664 }
2665
2666 /*
2667 * DRM ioctl handler (sys/dev/drm)
2668 */
2669 static int
2670 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
2671 {
2672 args->cmd = SETDIR(args->cmd);
2673 return sys_ioctl(td, (struct ioctl_args *)args);
2674 }
2675
2676 #ifdef COMPAT_LINUX32
2677 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0)
2678 #define PTRIN_CP(src,dst,fld) \
2679 do { (dst).fld = PTRIN((src).fld); } while (0)
2680 #define PTROUT_CP(src,dst,fld) \
2681 do { (dst).fld = PTROUT((src).fld); } while (0)
2682
2683 static int
2684 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args)
2685 {
2686 struct sg_io_hdr io;
2687 struct sg_io_hdr32 io32;
2688 cap_rights_t rights;
2689 struct file *fp;
2690 int error;
2691
2692 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
2693 if (error != 0) {
2694 printf("sg_linux_ioctl: fget returned %d\n", error);
2695 return (error);
2696 }
2697
2698 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0)
2699 goto out;
2700
2701 CP(io32, io, interface_id);
2702 CP(io32, io, dxfer_direction);
2703 CP(io32, io, cmd_len);
2704 CP(io32, io, mx_sb_len);
2705 CP(io32, io, iovec_count);
2706 CP(io32, io, dxfer_len);
2707 PTRIN_CP(io32, io, dxferp);
2708 PTRIN_CP(io32, io, cmdp);
2709 PTRIN_CP(io32, io, sbp);
2710 CP(io32, io, timeout);
2711 CP(io32, io, flags);
2712 CP(io32, io, pack_id);
2713 PTRIN_CP(io32, io, usr_ptr);
2714 CP(io32, io, status);
2715 CP(io32, io, masked_status);
2716 CP(io32, io, msg_status);
2717 CP(io32, io, sb_len_wr);
2718 CP(io32, io, host_status);
2719 CP(io32, io, driver_status);
2720 CP(io32, io, resid);
2721 CP(io32, io, duration);
2722 CP(io32, io, info);
2723
2724 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0)
2725 goto out;
2726
2727 CP(io, io32, interface_id);
2728 CP(io, io32, dxfer_direction);
2729 CP(io, io32, cmd_len);
2730 CP(io, io32, mx_sb_len);
2731 CP(io, io32, iovec_count);
2732 CP(io, io32, dxfer_len);
2733 PTROUT_CP(io, io32, dxferp);
2734 PTROUT_CP(io, io32, cmdp);
2735 PTROUT_CP(io, io32, sbp);
2736 CP(io, io32, timeout);
2737 CP(io, io32, flags);
2738 CP(io, io32, pack_id);
2739 PTROUT_CP(io, io32, usr_ptr);
2740 CP(io, io32, status);
2741 CP(io, io32, masked_status);
2742 CP(io, io32, msg_status);
2743 CP(io, io32, sb_len_wr);
2744 CP(io, io32, host_status);
2745 CP(io, io32, driver_status);
2746 CP(io, io32, resid);
2747 CP(io, io32, duration);
2748 CP(io, io32, info);
2749
2750 error = copyout(&io32, (void *)args->arg, sizeof(io32));
2751
2752 out:
2753 fdrop(fp, td);
2754 return (error);
2755 }
2756 #endif
2757
2758 static int
2759 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args)
2760 {
2761
2762 switch (args->cmd) {
2763 case LINUX_SG_GET_VERSION_NUM:
2764 args->cmd = SG_GET_VERSION_NUM;
2765 break;
2766 case LINUX_SG_SET_TIMEOUT:
2767 args->cmd = SG_SET_TIMEOUT;
2768 break;
2769 case LINUX_SG_GET_TIMEOUT:
2770 args->cmd = SG_GET_TIMEOUT;
2771 break;
2772 case LINUX_SG_IO:
2773 args->cmd = SG_IO;
2774 #ifdef COMPAT_LINUX32
2775 return (linux_ioctl_sg_io(td, args));
2776 #endif
2777 break;
2778 case LINUX_SG_GET_RESERVED_SIZE:
2779 args->cmd = SG_GET_RESERVED_SIZE;
2780 break;
2781 case LINUX_SG_GET_SCSI_ID:
2782 args->cmd = SG_GET_SCSI_ID;
2783 break;
2784 case LINUX_SG_GET_SG_TABLESIZE:
2785 args->cmd = SG_GET_SG_TABLESIZE;
2786 break;
2787 default:
2788 return (ENODEV);
2789 }
2790 return (sys_ioctl(td, (struct ioctl_args *)args));
2791 }
2792
2793 /*
2794 * Video4Linux (V4L) ioctl handler
2795 */
2796 static int
2797 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt)
2798 {
2799 vt->tuner = lvt->tuner;
2800 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2801 vt->rangelow = lvt->rangelow; /* possible long size conversion */
2802 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */
2803 vt->flags = lvt->flags;
2804 vt->mode = lvt->mode;
2805 vt->signal = lvt->signal;
2806 return (0);
2807 }
2808
2809 static int
2810 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt)
2811 {
2812 lvt->tuner = vt->tuner;
2813 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2814 lvt->rangelow = vt->rangelow; /* possible long size conversion */
2815 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */
2816 lvt->flags = vt->flags;
2817 lvt->mode = vt->mode;
2818 lvt->signal = vt->signal;
2819 return (0);
2820 }
2821
2822 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2823 static int
2824 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc)
2825 {
2826 vc->x = lvc->x;
2827 vc->y = lvc->y;
2828 vc->width = lvc->width;
2829 vc->height = lvc->height;
2830 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */
2831 return (0);
2832 }
2833 #endif
2834
2835 static int
2836 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw)
2837 {
2838 vw->x = lvw->x;
2839 vw->y = lvw->y;
2840 vw->width = lvw->width;
2841 vw->height = lvw->height;
2842 vw->chromakey = lvw->chromakey;
2843 vw->flags = lvw->flags;
2844 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */
2845 vw->clipcount = lvw->clipcount;
2846 return (0);
2847 }
2848
2849 static int
2850 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw)
2851 {
2852 lvw->x = vw->x;
2853 lvw->y = vw->y;
2854 lvw->width = vw->width;
2855 lvw->height = vw->height;
2856 lvw->chromakey = vw->chromakey;
2857 lvw->flags = vw->flags;
2858 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */
2859 lvw->clipcount = vw->clipcount;
2860 return (0);
2861 }
2862
2863 static int
2864 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb)
2865 {
2866 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */
2867 vb->height = lvb->height;
2868 vb->width = lvb->width;
2869 vb->depth = lvb->depth;
2870 vb->bytesperline = lvb->bytesperline;
2871 return (0);
2872 }
2873
2874 static int
2875 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb)
2876 {
2877 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */
2878 lvb->height = vb->height;
2879 lvb->width = vb->width;
2880 lvb->depth = vb->depth;
2881 lvb->bytesperline = vb->bytesperline;
2882 return (0);
2883 }
2884
2885 static int
2886 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc)
2887 {
2888 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE);
2889 vc->datasize = lvc->datasize;
2890 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */
2891 return (0);
2892 }
2893
2894 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2895 static int
2896 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc)
2897 {
2898 int error;
2899 struct video_clip vclip;
2900 struct l_video_clip l_vclip;
2901
2902 error = copyin(lvc, &l_vclip, sizeof(l_vclip));
2903 if (error) return (error);
2904 linux_to_bsd_v4l_clip(&l_vclip, &vclip);
2905 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */
2906 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL)
2907 return (ENOMEM); /* XXX: linux has no ENOMEM here */
2908 memcpy(*ppvc, &vclip, sizeof(vclip));
2909 (*ppvc)->next = NULL;
2910 return (0);
2911 }
2912
2913 static int
2914 linux_v4l_cliplist_free(struct video_window *vw)
2915 {
2916 struct video_clip **ppvc;
2917 struct video_clip **ppvc_next;
2918
2919 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) {
2920 ppvc_next = &((*ppvc)->next);
2921 free(*ppvc, M_LINUX);
2922 }
2923 vw->clips = NULL;
2924
2925 return (0);
2926 }
2927
2928 static int
2929 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw)
2930 {
2931 int error;
2932 int clipcount;
2933 void *plvc;
2934 struct video_clip **ppvc;
2935
2936 /*
2937 * XXX: The cliplist is used to pass in a list of clipping
2938 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a
2939 * clipping bitmap. Some Linux apps, however, appear to
2940 * leave cliplist and clips uninitialized. In any case,
2941 * the cliplist is not used by pwc(4), at the time of
2942 * writing, FreeBSD's only V4L driver. When a driver
2943 * that uses the cliplist is developed, this code may
2944 * need re-examiniation.
2945 */
2946 error = 0;
2947 clipcount = vw->clipcount;
2948 if (clipcount == VIDEO_CLIP_BITMAP) {
2949 /*
2950 * In this case, the pointer (clips) is overloaded
2951 * to be a "void *" to a bitmap, therefore there
2952 * is no struct video_clip to copy now.
2953 */
2954 } else if (clipcount > 0 && clipcount <= 16384) {
2955 /*
2956 * Clips points to list of clip rectangles, so
2957 * copy the list.
2958 *
2959 * XXX: Upper limit of 16384 was used here to try to
2960 * avoid cases when clipcount and clips pointer
2961 * are uninitialized and therefore have high random
2962 * values, as is the case in the Linux Skype
2963 * application. The value 16384 was chosen as that
2964 * is what is used in the Linux stradis(4) MPEG
2965 * decoder driver, the only place we found an
2966 * example of cliplist use.
2967 */
2968 plvc = PTRIN(lvw->clips);
2969 vw->clips = NULL;
2970 ppvc = &(vw->clips);
2971 while (clipcount-- > 0) {
2972 if (plvc == NULL) {
2973 error = EFAULT;
2974 break;
2975 } else {
2976 error = linux_v4l_clip_copy(plvc, ppvc);
2977 if (error) {
2978 linux_v4l_cliplist_free(vw);
2979 break;
2980 }
2981 }
2982 ppvc = &((*ppvc)->next);
2983 plvc = PTRIN(((struct l_video_clip *) plvc)->next);
2984 }
2985 } else {
2986 /*
2987 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP)
2988 * Force cliplist to null.
2989 */
2990 vw->clipcount = 0;
2991 vw->clips = NULL;
2992 }
2993 return (error);
2994 }
2995 #endif
2996
2997 static int
2998 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args)
2999 {
3000 cap_rights_t rights;
3001 struct file *fp;
3002 int error;
3003 struct video_tuner vtun;
3004 struct video_window vwin;
3005 struct video_buffer vbuf;
3006 struct video_code vcode;
3007 struct l_video_tuner l_vtun;
3008 struct l_video_window l_vwin;
3009 struct l_video_buffer l_vbuf;
3010 struct l_video_code l_vcode;
3011
3012 switch (args->cmd & 0xffff) {
3013 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break;
3014 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break;
3015 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break;
3016
3017 case LINUX_VIDIOCGTUNER:
3018 error = fget(td, args->fd,
3019 cap_rights_init(&rights, CAP_IOCTL), &fp);
3020 if (error != 0)
3021 return (error);
3022 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
3023 if (error) {
3024 fdrop(fp, td);
3025 return (error);
3026 }
3027 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
3028 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td);
3029 if (!error) {
3030 bsd_to_linux_v4l_tuner(&vtun, &l_vtun);
3031 error = copyout(&l_vtun, (void *) args->arg,
3032 sizeof(l_vtun));
3033 }
3034 fdrop(fp, td);
3035 return (error);
3036
3037 case LINUX_VIDIOCSTUNER:
3038 error = fget(td, args->fd,
3039 cap_rights_init(&rights, CAP_IOCTL), &fp);
3040 if (error != 0)
3041 return (error);
3042 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
3043 if (error) {
3044 fdrop(fp, td);
3045 return (error);
3046 }
3047 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
3048 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td);
3049 fdrop(fp, td);
3050 return (error);
3051
3052 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break;
3053 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break;
3054 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break;
3055
3056 case LINUX_VIDIOCGWIN:
3057 error = fget(td, args->fd,
3058 cap_rights_init(&rights, CAP_IOCTL), &fp);
3059 if (error != 0)
3060 return (error);
3061 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td);
3062 if (!error) {
3063 bsd_to_linux_v4l_window(&vwin, &l_vwin);
3064 error = copyout(&l_vwin, (void *) args->arg,
3065 sizeof(l_vwin));
3066 }
3067 fdrop(fp, td);
3068 return (error);
3069
3070 case LINUX_VIDIOCSWIN:
3071 error = fget(td, args->fd,
3072 cap_rights_init(&rights, CAP_IOCTL), &fp);
3073 if (error != 0)
3074 return (error);
3075 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin));
3076 if (error) {
3077 fdrop(fp, td);
3078 return (error);
3079 }
3080 linux_to_bsd_v4l_window(&l_vwin, &vwin);
3081 #ifdef COMPAT_LINUX_V4L_CLIPLIST
3082 error = linux_v4l_cliplist_copy(&l_vwin, &vwin);
3083 if (error) {
3084 fdrop(fp, td);
3085 return (error);
3086 }
3087 #endif
3088 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td);
3089 fdrop(fp, td);
3090 #ifdef COMPAT_LINUX_V4L_CLIPLIST
3091 linux_v4l_cliplist_free(&vwin);
3092 #endif
3093 return (error);
3094
3095 case LINUX_VIDIOCGFBUF:
3096 error = fget(td, args->fd,
3097 cap_rights_init(&rights, CAP_IOCTL), &fp);
3098 if (error != 0)
3099 return (error);
3100 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td);
3101 if (!error) {
3102 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf);
3103 error = copyout(&l_vbuf, (void *) args->arg,
3104 sizeof(l_vbuf));
3105 }
3106 fdrop(fp, td);
3107 return (error);
3108
3109 case LINUX_VIDIOCSFBUF:
3110 error = fget(td, args->fd,
3111 cap_rights_init(&rights, CAP_IOCTL), &fp);
3112 if (error != 0)
3113 return (error);
3114 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf));
3115 if (error) {
3116 fdrop(fp, td);
3117 return (error);
3118 }
3119 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf);
3120 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td);
3121 fdrop(fp, td);
3122 return (error);
3123
3124 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break;
3125 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break;
3126 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break;
3127 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break;
3128 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break;
3129 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break;
3130 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break;
3131 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break;
3132 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break;
3133 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break;
3134 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break;
3135 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break;
3136 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break;
3137 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break;
3138
3139 case LINUX_VIDIOCSMICROCODE:
3140 error = fget(td, args->fd,
3141 cap_rights_init(&rights, CAP_IOCTL), &fp);
3142 if (error != 0)
3143 return (error);
3144 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode));
3145 if (error) {
3146 fdrop(fp, td);
3147 return (error);
3148 }
3149 linux_to_bsd_v4l_code(&l_vcode, &vcode);
3150 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td);
3151 fdrop(fp, td);
3152 return (error);
3153
3154 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break;
3155 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break;
3156 default: return (ENOIOCTL);
3157 }
3158
3159 error = sys_ioctl(td, (struct ioctl_args *)args);
3160 return (error);
3161 }
3162
3163 /*
3164 * Special ioctl handler
3165 */
3166 static int
3167 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args)
3168 {
3169 int error;
3170
3171 switch (args->cmd) {
3172 case LINUX_SIOCGIFADDR:
3173 args->cmd = SIOCGIFADDR;
3174 error = sys_ioctl(td, (struct ioctl_args *)args);
3175 break;
3176 case LINUX_SIOCSIFADDR:
3177 args->cmd = SIOCSIFADDR;
3178 error = sys_ioctl(td, (struct ioctl_args *)args);
3179 break;
3180 case LINUX_SIOCGIFFLAGS:
3181 args->cmd = SIOCGIFFLAGS;
3182 error = sys_ioctl(td, (struct ioctl_args *)args);
3183 break;
3184 default:
3185 error = ENOIOCTL;
3186 }
3187
3188 return (error);
3189 }
3190
3191 static int
3192 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd)
3193 {
3194 vstd->index = lvstd->index;
3195 vstd->id = lvstd->id;
3196 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3197 memcpy(vstd->name, lvstd->name, sizeof(vstd->name));
3198 vstd->frameperiod = lvstd->frameperiod;
3199 vstd->framelines = lvstd->framelines;
3200 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3201 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved));
3202 return (0);
3203 }
3204
3205 static int
3206 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd)
3207 {
3208 lvstd->index = vstd->index;
3209 lvstd->id = vstd->id;
3210 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3211 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name));
3212 lvstd->frameperiod = vstd->frameperiod;
3213 lvstd->framelines = vstd->framelines;
3214 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3215 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved));
3216 return (0);
3217 }
3218
3219 static int
3220 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb)
3221 {
3222 vb->index = lvb->index;
3223 vb->type = lvb->type;
3224 vb->bytesused = lvb->bytesused;
3225 vb->flags = lvb->flags;
3226 vb->field = lvb->field;
3227 vb->timestamp.tv_sec = lvb->timestamp.tv_sec;
3228 vb->timestamp.tv_usec = lvb->timestamp.tv_usec;
3229 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode));
3230 vb->sequence = lvb->sequence;
3231 vb->memory = lvb->memory;
3232 if (lvb->memory == V4L2_MEMORY_USERPTR)
3233 /* possible pointer size conversion */
3234 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr);
3235 else
3236 vb->m.offset = lvb->m.offset;
3237 vb->length = lvb->length;
3238 vb->input = lvb->input;
3239 vb->reserved = lvb->reserved;
3240 return (0);
3241 }
3242
3243 static int
3244 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb)
3245 {
3246 lvb->index = vb->index;
3247 lvb->type = vb->type;
3248 lvb->bytesused = vb->bytesused;
3249 lvb->flags = vb->flags;
3250 lvb->field = vb->field;
3251 lvb->timestamp.tv_sec = vb->timestamp.tv_sec;
3252 lvb->timestamp.tv_usec = vb->timestamp.tv_usec;
3253 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode));
3254 lvb->sequence = vb->sequence;
3255 lvb->memory = vb->memory;
3256 if (vb->memory == V4L2_MEMORY_USERPTR)
3257 /* possible pointer size conversion */
3258 lvb->m.userptr = PTROUT(vb->m.userptr);
3259 else
3260 lvb->m.offset = vb->m.offset;
3261 lvb->length = vb->length;
3262 lvb->input = vb->input;
3263 lvb->reserved = vb->reserved;
3264 return (0);
3265 }
3266
3267 static int
3268 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf)
3269 {
3270 vf->type = lvf->type;
3271 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3272 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3273 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3274 #endif
3275 )
3276 /*
3277 * XXX TODO - needs 32 -> 64 bit conversion:
3278 * (unused by webcams?)
3279 */
3280 return EINVAL;
3281 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt));
3282 return 0;
3283 }
3284
3285 static int
3286 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf)
3287 {
3288 lvf->type = vf->type;
3289 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3290 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3291 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3292 #endif
3293 )
3294 /*
3295 * XXX TODO - needs 32 -> 64 bit conversion:
3296 * (unused by webcams?)
3297 */
3298 return EINVAL;
3299 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt));
3300 return 0;
3301 }
3302 static int
3303 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args)
3304 {
3305 cap_rights_t rights;
3306 struct file *fp;
3307 int error;
3308 struct v4l2_format vformat;
3309 struct l_v4l2_format l_vformat;
3310 struct v4l2_standard vstd;
3311 struct l_v4l2_standard l_vstd;
3312 struct l_v4l2_buffer l_vbuf;
3313 struct v4l2_buffer vbuf;
3314 struct v4l2_input vinp;
3315
3316 switch (args->cmd & 0xffff) {
3317 case LINUX_VIDIOC_RESERVED:
3318 case LINUX_VIDIOC_LOG_STATUS:
3319 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID)
3320 return ENOIOCTL;
3321 args->cmd = (args->cmd & 0xffff) | IOC_VOID;
3322 break;
3323
3324 case LINUX_VIDIOC_OVERLAY:
3325 case LINUX_VIDIOC_STREAMON:
3326 case LINUX_VIDIOC_STREAMOFF:
3327 case LINUX_VIDIOC_S_STD:
3328 case LINUX_VIDIOC_S_TUNER:
3329 case LINUX_VIDIOC_S_AUDIO:
3330 case LINUX_VIDIOC_S_AUDOUT:
3331 case LINUX_VIDIOC_S_MODULATOR:
3332 case LINUX_VIDIOC_S_FREQUENCY:
3333 case LINUX_VIDIOC_S_CROP:
3334 case LINUX_VIDIOC_S_JPEGCOMP:
3335 case LINUX_VIDIOC_S_PRIORITY:
3336 case LINUX_VIDIOC_DBG_S_REGISTER:
3337 case LINUX_VIDIOC_S_HW_FREQ_SEEK:
3338 case LINUX_VIDIOC_SUBSCRIBE_EVENT:
3339 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT:
3340 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN;
3341 break;
3342
3343 case LINUX_VIDIOC_QUERYCAP:
3344 case LINUX_VIDIOC_G_STD:
3345 case LINUX_VIDIOC_G_AUDIO:
3346 case LINUX_VIDIOC_G_INPUT:
3347 case LINUX_VIDIOC_G_OUTPUT:
3348 case LINUX_VIDIOC_G_AUDOUT:
3349 case LINUX_VIDIOC_G_JPEGCOMP:
3350 case LINUX_VIDIOC_QUERYSTD:
3351 case LINUX_VIDIOC_G_PRIORITY:
3352 case LINUX_VIDIOC_QUERY_DV_PRESET:
3353 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT;
3354 break;
3355
3356 case LINUX_VIDIOC_ENUM_FMT:
3357 case LINUX_VIDIOC_REQBUFS:
3358 case LINUX_VIDIOC_G_PARM:
3359 case LINUX_VIDIOC_S_PARM:
3360 case LINUX_VIDIOC_G_CTRL:
3361 case LINUX_VIDIOC_S_CTRL:
3362 case LINUX_VIDIOC_G_TUNER:
3363 case LINUX_VIDIOC_QUERYCTRL:
3364 case LINUX_VIDIOC_QUERYMENU:
3365 case LINUX_VIDIOC_S_INPUT:
3366 case LINUX_VIDIOC_S_OUTPUT:
3367 case LINUX_VIDIOC_ENUMOUTPUT:
3368 case LINUX_VIDIOC_G_MODULATOR:
3369 case LINUX_VIDIOC_G_FREQUENCY:
3370 case LINUX_VIDIOC_CROPCAP:
3371 case LINUX_VIDIOC_G_CROP:
3372 case LINUX_VIDIOC_ENUMAUDIO:
3373 case LINUX_VIDIOC_ENUMAUDOUT:
3374 case LINUX_VIDIOC_G_SLICED_VBI_CAP:
3375 #ifdef VIDIOC_ENUM_FRAMESIZES
3376 case LINUX_VIDIOC_ENUM_FRAMESIZES:
3377 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS:
3378 case LINUX_VIDIOC_ENCODER_CMD:
3379 case LINUX_VIDIOC_TRY_ENCODER_CMD:
3380 #endif
3381 case LINUX_VIDIOC_DBG_G_REGISTER:
3382 case LINUX_VIDIOC_DBG_G_CHIP_IDENT:
3383 case LINUX_VIDIOC_ENUM_DV_PRESETS:
3384 case LINUX_VIDIOC_S_DV_PRESET:
3385 case LINUX_VIDIOC_G_DV_PRESET:
3386 case LINUX_VIDIOC_S_DV_TIMINGS:
3387 case LINUX_VIDIOC_G_DV_TIMINGS:
3388 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3389 break;
3390
3391 case LINUX_VIDIOC_G_FMT:
3392 case LINUX_VIDIOC_S_FMT:
3393 case LINUX_VIDIOC_TRY_FMT:
3394 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat));
3395 if (error)
3396 return (error);
3397 error = fget(td, args->fd,
3398 cap_rights_init(&rights, CAP_IOCTL), &fp);
3399 if (error)
3400 return (error);
3401 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0)
3402 error = EINVAL;
3403 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT)
3404 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat,
3405 td->td_ucred, td);
3406 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT)
3407 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat,
3408 td->td_ucred, td);
3409 else
3410 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat,
3411 td->td_ucred, td);
3412 bsd_to_linux_v4l2_format(&vformat, &l_vformat);
3413 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat));
3414 fdrop(fp, td);
3415 return (error);
3416
3417 case LINUX_VIDIOC_ENUMSTD:
3418 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd));
3419 if (error)
3420 return (error);
3421 linux_to_bsd_v4l2_standard(&l_vstd, &vstd);
3422 error = fget(td, args->fd,
3423 cap_rights_init(&rights, CAP_IOCTL), &fp);
3424 if (error)
3425 return (error);
3426 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd,
3427 td->td_ucred, td);
3428 if (error) {
3429 fdrop(fp, td);
3430 return (error);
3431 }
3432 bsd_to_linux_v4l2_standard(&vstd, &l_vstd);
3433 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd));
3434 fdrop(fp, td);
3435 return (error);
3436
3437 case LINUX_VIDIOC_ENUMINPUT:
3438 /*
3439 * The Linux struct l_v4l2_input differs only in size,
3440 * it has no padding at the end.
3441 */
3442 error = copyin((void *)args->arg, &vinp,
3443 sizeof(struct l_v4l2_input));
3444 if (error != 0)
3445 return (error);
3446 error = fget(td, args->fd,
3447 cap_rights_init(&rights, CAP_IOCTL), &fp);
3448 if (error != 0)
3449 return (error);
3450 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp,
3451 td->td_ucred, td);
3452 if (error) {
3453 fdrop(fp, td);
3454 return (error);
3455 }
3456 error = copyout(&vinp, (void *)args->arg,
3457 sizeof(struct l_v4l2_input));
3458 fdrop(fp, td);
3459 return (error);
3460
3461 case LINUX_VIDIOC_QUERYBUF:
3462 case LINUX_VIDIOC_QBUF:
3463 case LINUX_VIDIOC_DQBUF:
3464 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf));
3465 if (error)
3466 return (error);
3467 error = fget(td, args->fd,
3468 cap_rights_init(&rights, CAP_IOCTL), &fp);
3469 if (error)
3470 return (error);
3471 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf);
3472 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF)
3473 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf,
3474 td->td_ucred, td);
3475 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF)
3476 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf,
3477 td->td_ucred, td);
3478 else
3479 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf,
3480 td->td_ucred, td);
3481 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf);
3482 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf));
3483 fdrop(fp, td);
3484 return (error);
3485
3486 /*
3487 * XXX TODO - these need 32 -> 64 bit conversion:
3488 * (are any of them needed for webcams?)
3489 */
3490 case LINUX_VIDIOC_G_FBUF:
3491 case LINUX_VIDIOC_S_FBUF:
3492
3493 case LINUX_VIDIOC_G_EXT_CTRLS:
3494 case LINUX_VIDIOC_S_EXT_CTRLS:
3495 case LINUX_VIDIOC_TRY_EXT_CTRLS:
3496
3497 case LINUX_VIDIOC_DQEVENT:
3498
3499 default: return (ENOIOCTL);
3500 }
3501
3502 error = sys_ioctl(td, (struct ioctl_args *)args);
3503 return (error);
3504 }
3505
3506 /*
3507 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros
3508 * instead of USB* ones. This lets us to provide correct values for cmd.
3509 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone.
3510 */
3511 static int
3512 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args)
3513 {
3514 int error;
3515
3516 error = 0;
3517 switch (args->cmd) {
3518 case FBSD_LUSB_DEVICEENUMERATE:
3519 args->cmd = USB_DEVICEENUMERATE;
3520 break;
3521 case FBSD_LUSB_DEV_QUIRK_ADD:
3522 args->cmd = USB_DEV_QUIRK_ADD;
3523 break;
3524 case FBSD_LUSB_DEV_QUIRK_GET:
3525 args->cmd = USB_DEV_QUIRK_GET;
3526 break;
3527 case FBSD_LUSB_DEV_QUIRK_REMOVE:
3528 args->cmd = USB_DEV_QUIRK_REMOVE;
3529 break;
3530 case FBSD_LUSB_DO_REQUEST:
3531 args->cmd = USB_DO_REQUEST;
3532 break;
3533 case FBSD_LUSB_FS_CLEAR_STALL_SYNC:
3534 args->cmd = USB_FS_CLEAR_STALL_SYNC;
3535 break;
3536 case FBSD_LUSB_FS_CLOSE:
3537 args->cmd = USB_FS_CLOSE;
3538 break;
3539 case FBSD_LUSB_FS_COMPLETE:
3540 args->cmd = USB_FS_COMPLETE;
3541 break;
3542 case FBSD_LUSB_FS_INIT:
3543 args->cmd = USB_FS_INIT;
3544 break;
3545 case FBSD_LUSB_FS_OPEN:
3546 args->cmd = USB_FS_OPEN;
3547 break;
3548 case FBSD_LUSB_FS_START:
3549 args->cmd = USB_FS_START;
3550 break;
3551 case FBSD_LUSB_FS_STOP:
3552 args->cmd = USB_FS_STOP;
3553 break;
3554 case FBSD_LUSB_FS_UNINIT:
3555 args->cmd = USB_FS_UNINIT;
3556 break;
3557 case FBSD_LUSB_GET_CONFIG:
3558 args->cmd = USB_GET_CONFIG;
3559 break;
3560 case FBSD_LUSB_GET_DEVICEINFO:
3561 args->cmd = USB_GET_DEVICEINFO;
3562 break;
3563 case FBSD_LUSB_GET_DEVICE_DESC:
3564 args->cmd = USB_GET_DEVICE_DESC;
3565 break;
3566 case FBSD_LUSB_GET_FULL_DESC:
3567 args->cmd = USB_GET_FULL_DESC;
3568 break;
3569 case FBSD_LUSB_GET_IFACE_DRIVER:
3570 args->cmd = USB_GET_IFACE_DRIVER;
3571 break;
3572 case FBSD_LUSB_GET_PLUGTIME:
3573 args->cmd = USB_GET_PLUGTIME;
3574 break;
3575 case FBSD_LUSB_GET_POWER_MODE:
3576 args->cmd = USB_GET_POWER_MODE;
3577 break;
3578 case FBSD_LUSB_GET_REPORT_DESC:
3579 args->cmd = USB_GET_REPORT_DESC;
3580 break;
3581 case FBSD_LUSB_GET_REPORT_ID:
3582 args->cmd = USB_GET_REPORT_ID;
3583 break;
3584 case FBSD_LUSB_GET_TEMPLATE:
3585 args->cmd = USB_GET_TEMPLATE;
3586 break;
3587 case FBSD_LUSB_IFACE_DRIVER_ACTIVE:
3588 args->cmd = USB_IFACE_DRIVER_ACTIVE;
3589 break;
3590 case FBSD_LUSB_IFACE_DRIVER_DETACH:
3591 args->cmd = USB_IFACE_DRIVER_DETACH;
3592 break;
3593 case FBSD_LUSB_QUIRK_NAME_GET:
3594 args->cmd = USB_QUIRK_NAME_GET;
3595 break;
3596 case FBSD_LUSB_READ_DIR:
3597 args->cmd = USB_READ_DIR;
3598 break;
3599 case FBSD_LUSB_SET_ALTINTERFACE:
3600 args->cmd = USB_SET_ALTINTERFACE;
3601 break;
3602 case FBSD_LUSB_SET_CONFIG:
3603 args->cmd = USB_SET_CONFIG;
3604 break;
3605 case FBSD_LUSB_SET_IMMED:
3606 args->cmd = USB_SET_IMMED;
3607 break;
3608 case FBSD_LUSB_SET_POWER_MODE:
3609 args->cmd = USB_SET_POWER_MODE;
3610 break;
3611 case FBSD_LUSB_SET_TEMPLATE:
3612 args->cmd = USB_SET_TEMPLATE;
3613 break;
3614 case FBSD_LUSB_FS_OPEN_STREAM:
3615 args->cmd = USB_FS_OPEN_STREAM;
3616 break;
3617 case FBSD_LUSB_GET_DEV_PORT_PATH:
3618 args->cmd = USB_GET_DEV_PORT_PATH;
3619 break;
3620 case FBSD_LUSB_GET_POWER_USAGE:
3621 args->cmd = USB_GET_POWER_USAGE;
3622 break;
3623 default:
3624 error = ENOIOCTL;
3625 }
3626 if (error != ENOIOCTL)
3627 error = sys_ioctl(td, (struct ioctl_args *)args);
3628 return (error);
3629 }
3630
3631 /*
3632 * Some evdev ioctls must be translated.
3633 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data
3634 * (must be IOC_INOUT on FreeBSD).
3635 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with
3636 * an int argument. You don't pass an int pointer to the ioctl(), however,
3637 * but just the int directly. On FreeBSD, they are defined as _IOWINT for
3638 * this to work.
3639 */
3640 static int
3641 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args)
3642 {
3643 cap_rights_t rights;
3644 struct file *fp;
3645 clockid_t clock;
3646 int error;
3647
3648 args->cmd = SETDIR(args->cmd);
3649
3650 switch (args->cmd) {
3651 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN:
3652 args->cmd = EVIOCGRAB;
3653 break;
3654 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN:
3655 args->cmd = EVIOCREVOKE;
3656 break;
3657 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN:
3658 args->cmd = EVIOCRMFF;
3659 break;
3660 case EVIOCSCLOCKID: {
3661 error = copyin(PTRIN(args->arg), &clock, sizeof(clock));
3662 if (error != 0)
3663 return (error);
3664 if (clock & ~(LINUX_IOCTL_EVDEV_CLK))
3665 return (EINVAL);
3666 error = linux_to_native_clockid(&clock, clock);
3667 if (error != 0)
3668 return (error);
3669
3670 error = fget(td, args->fd,
3671 cap_rights_init(&rights, CAP_IOCTL), &fp);
3672 if (error != 0)
3673 return (error);
3674
3675 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td);
3676 fdrop(fp, td);
3677 return (error);
3678 }
3679 default:
3680 break;
3681 }
3682
3683 if (IOCBASECMD(args->cmd) ==
3684 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT))
3685 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3686
3687 return (sys_ioctl(td, (struct ioctl_args *)args));
3688 }
3689
3690 /*
3691 * main ioctl syscall function
3692 */
3693
3694 int
3695 linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
3696 {
3697 cap_rights_t rights;
3698 struct file *fp;
3699 struct handler_element *he;
3700 int error, cmd;
3701
3702 #ifdef DEBUG
3703 if (ldebug(ioctl))
3704 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd,
3705 (unsigned long)args->cmd);
3706 #endif
3707
3708 error = fget(td, args->fd, cap_rights_init(&rights, CAP_IOCTL), &fp);
3709 if (error != 0)
3710 return (error);
3711 if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
3712 fdrop(fp, td);
3713 return (EBADF);
3714 }
3715
3716 /* Iterate over the ioctl handlers */
3717 cmd = args->cmd & 0xffff;
3718 sx_slock(&linux_ioctl_sx);
3719 mtx_lock(&Giant);
3720 TAILQ_FOREACH(he, &handlers, list) {
3721 if (cmd >= he->low && cmd <= he->high) {
3722 error = (*he->func)(td, args);
3723 if (error != ENOIOCTL) {
3724 mtx_unlock(&Giant);
3725 sx_sunlock(&linux_ioctl_sx);
3726 fdrop(fp, td);
3727 return (error);
3728 }
3729 }
3730 }
3731 mtx_unlock(&Giant);
3732 sx_sunlock(&linux_ioctl_sx);
3733 fdrop(fp, td);
3734
3735 switch (args->cmd & 0xffff) {
3736 case LINUX_BTRFS_IOC_CLONE:
3737 return (ENOTSUP);
3738
3739 default:
3740 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
3741 args->fd, (int)(args->cmd & 0xffff),
3742 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff));
3743 break;
3744 }
3745
3746 return (EINVAL);
3747 }
3748
3749 int
3750 linux_ioctl_register_handler(struct linux_ioctl_handler *h)
3751 {
3752 struct handler_element *he, *cur;
3753
3754 if (h == NULL || h->func == NULL)
3755 return (EINVAL);
3756
3757 /*
3758 * Reuse the element if the handler is already on the list, otherwise
3759 * create a new element.
3760 */
3761 sx_xlock(&linux_ioctl_sx);
3762 TAILQ_FOREACH(he, &handlers, list) {
3763 if (he->func == h->func)
3764 break;
3765 }
3766 if (he == NULL) {
3767 he = malloc(sizeof(*he),
3768 M_LINUX, M_WAITOK);
3769 he->func = h->func;
3770 } else
3771 TAILQ_REMOVE(&handlers, he, list);
3772
3773 /* Initialize range information. */
3774 he->low = h->low;
3775 he->high = h->high;
3776 he->span = h->high - h->low + 1;
3777
3778 /* Add the element to the list, sorted on span. */
3779 TAILQ_FOREACH(cur, &handlers, list) {
3780 if (cur->span > he->span) {
3781 TAILQ_INSERT_BEFORE(cur, he, list);
3782 sx_xunlock(&linux_ioctl_sx);
3783 return (0);
3784 }
3785 }
3786 TAILQ_INSERT_TAIL(&handlers, he, list);
3787 sx_xunlock(&linux_ioctl_sx);
3788
3789 return (0);
3790 }
3791
3792 int
3793 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h)
3794 {
3795 struct handler_element *he;
3796
3797 if (h == NULL || h->func == NULL)
3798 return (EINVAL);
3799
3800 sx_xlock(&linux_ioctl_sx);
3801 TAILQ_FOREACH(he, &handlers, list) {
3802 if (he->func == h->func) {
3803 TAILQ_REMOVE(&handlers, he, list);
3804 sx_xunlock(&linux_ioctl_sx);
3805 free(he, M_LINUX);
3806 return (0);
3807 }
3808 }
3809 sx_xunlock(&linux_ioctl_sx);
3810
3811 return (EINVAL);
3812 }
Cache object: 6a50691b03a6ccb86650ebc9dbd34055
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