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/12.0/sys/compat/linux/linux_ioctl.c 340258 2018-11-08 19:56:29Z tijl $");
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 #ifdef __i386__
165 static TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers =
166 TAILQ_HEAD_INITIALIZER(linux_ioctl_handlers);
167 static struct sx linux_ioctl_sx;
168 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "Linux ioctl handlers");
169 #else
170 extern TAILQ_HEAD(, linux_ioctl_handler_element) linux_ioctl_handlers;
171 extern struct sx linux_ioctl_sx;
172 #endif
173 #ifdef COMPAT_LINUX32
174 static TAILQ_HEAD(, linux_ioctl_handler_element) linux32_ioctl_handlers =
175 TAILQ_HEAD_INITIALIZER(linux32_ioctl_handlers);
176 #endif
177
178 /*
179 * hdio related ioctls for VMWare support
180 */
181
182 struct linux_hd_geometry {
183 u_int8_t heads;
184 u_int8_t sectors;
185 u_int16_t cylinders;
186 u_int32_t start;
187 };
188
189 struct linux_hd_big_geometry {
190 u_int8_t heads;
191 u_int8_t sectors;
192 u_int32_t cylinders;
193 u_int32_t start;
194 };
195
196 static int
197 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args)
198 {
199 struct file *fp;
200 int error;
201 u_int sectorsize, fwcylinders, fwheads, fwsectors;
202 off_t mediasize, bytespercyl;
203
204 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
205 if (error != 0)
206 return (error);
207 switch (args->cmd & 0xffff) {
208 case LINUX_HDIO_GET_GEO:
209 case LINUX_HDIO_GET_GEO_BIG:
210 error = fo_ioctl(fp, DIOCGMEDIASIZE,
211 (caddr_t)&mediasize, td->td_ucred, td);
212 if (!error)
213 error = fo_ioctl(fp, DIOCGSECTORSIZE,
214 (caddr_t)§orsize, td->td_ucred, td);
215 if (!error)
216 error = fo_ioctl(fp, DIOCGFWHEADS,
217 (caddr_t)&fwheads, td->td_ucred, td);
218 if (!error)
219 error = fo_ioctl(fp, DIOCGFWSECTORS,
220 (caddr_t)&fwsectors, td->td_ucred, td);
221 /*
222 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so
223 * so pretend that GEOM always says 0. This is NOT VALID
224 * for slices or partitions, only the per-disk raw devices.
225 */
226
227 fdrop(fp, td);
228 if (error)
229 return (error);
230 /*
231 * 1. Calculate the number of bytes in a cylinder,
232 * given the firmware's notion of heads and sectors
233 * per cylinder.
234 * 2. Calculate the number of cylinders, given the total
235 * size of the media.
236 * All internal calculations should have 64-bit precision.
237 */
238 bytespercyl = (off_t) sectorsize * fwheads * fwsectors;
239 fwcylinders = mediasize / bytespercyl;
240 #if defined(DEBUG)
241 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, "
242 "bpc %jd",
243 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors,
244 (intmax_t)bytespercyl);
245 #endif
246 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) {
247 struct linux_hd_geometry hdg;
248
249 hdg.cylinders = fwcylinders;
250 hdg.heads = fwheads;
251 hdg.sectors = fwsectors;
252 hdg.start = 0;
253 error = copyout(&hdg, (void *)args->arg, sizeof(hdg));
254 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) {
255 struct linux_hd_big_geometry hdbg;
256
257 memset(&hdbg, 0, sizeof(hdbg));
258 hdbg.cylinders = fwcylinders;
259 hdbg.heads = fwheads;
260 hdbg.sectors = fwsectors;
261 hdbg.start = 0;
262 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg));
263 }
264 return (error);
265 break;
266 default:
267 /* XXX */
268 linux_msg(td,
269 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
270 args->fd, (int)(args->cmd & 0xffff),
271 (int)(args->cmd & 0xff00) >> 8,
272 (int)(args->cmd & 0xff));
273 break;
274 }
275 fdrop(fp, td);
276 return (ENOIOCTL);
277 }
278
279 static int
280 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
281 {
282 struct file *fp;
283 int error;
284 u_int sectorsize;
285 off_t mediasize;
286
287 error = fget(td, args->fd, &cap_ioctl_rights, &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 struct file *fp;
721 int error;
722
723 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
724 if (error != 0)
725 return (error);
726
727 switch (args->cmd & 0xffff) {
728
729 case LINUX_TCGETS:
730 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
731 td);
732 if (error)
733 break;
734 bsd_to_linux_termios(&bios, &lios);
735 error = copyout(&lios, (void *)args->arg, sizeof(lios));
736 break;
737
738 case LINUX_TCSETS:
739 error = copyin((void *)args->arg, &lios, sizeof(lios));
740 if (error)
741 break;
742 linux_to_bsd_termios(&lios, &bios);
743 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
744 td));
745 break;
746
747 case LINUX_TCSETSW:
748 error = copyin((void *)args->arg, &lios, sizeof(lios));
749 if (error)
750 break;
751 linux_to_bsd_termios(&lios, &bios);
752 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
753 td));
754 break;
755
756 case LINUX_TCSETSF:
757 error = copyin((void *)args->arg, &lios, sizeof(lios));
758 if (error)
759 break;
760 linux_to_bsd_termios(&lios, &bios);
761 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
762 td));
763 break;
764
765 case LINUX_TCGETA:
766 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
767 td);
768 if (error)
769 break;
770 bsd_to_linux_termio(&bios, &lio);
771 error = (copyout(&lio, (void *)args->arg, sizeof(lio)));
772 break;
773
774 case LINUX_TCSETA:
775 error = copyin((void *)args->arg, &lio, sizeof(lio));
776 if (error)
777 break;
778 linux_to_bsd_termio(&lio, &bios);
779 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
780 td));
781 break;
782
783 case LINUX_TCSETAW:
784 error = copyin((void *)args->arg, &lio, sizeof(lio));
785 if (error)
786 break;
787 linux_to_bsd_termio(&lio, &bios);
788 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
789 td));
790 break;
791
792 case LINUX_TCSETAF:
793 error = copyin((void *)args->arg, &lio, sizeof(lio));
794 if (error)
795 break;
796 linux_to_bsd_termio(&lio, &bios);
797 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
798 td));
799 break;
800
801 /* LINUX_TCSBRK */
802
803 case LINUX_TCXONC: {
804 switch (args->arg) {
805 case LINUX_TCOOFF:
806 args->cmd = TIOCSTOP;
807 break;
808 case LINUX_TCOON:
809 args->cmd = TIOCSTART;
810 break;
811 case LINUX_TCIOFF:
812 case LINUX_TCION: {
813 int c;
814 struct write_args wr;
815 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios,
816 td->td_ucred, td);
817 if (error)
818 break;
819 fdrop(fp, td);
820 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART;
821 c = bios.c_cc[c];
822 if (c != _POSIX_VDISABLE) {
823 wr.fd = args->fd;
824 wr.buf = &c;
825 wr.nbyte = sizeof(c);
826 return (sys_write(td, &wr));
827 } else
828 return (0);
829 }
830 default:
831 fdrop(fp, td);
832 return (EINVAL);
833 }
834 args->arg = 0;
835 error = (sys_ioctl(td, (struct ioctl_args *)args));
836 break;
837 }
838
839 case LINUX_TCFLSH: {
840 int val;
841 switch (args->arg) {
842 case LINUX_TCIFLUSH:
843 val = FREAD;
844 break;
845 case LINUX_TCOFLUSH:
846 val = FWRITE;
847 break;
848 case LINUX_TCIOFLUSH:
849 val = FREAD | FWRITE;
850 break;
851 default:
852 fdrop(fp, td);
853 return (EINVAL);
854 }
855 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td));
856 break;
857 }
858
859 case LINUX_TIOCEXCL:
860 args->cmd = TIOCEXCL;
861 error = (sys_ioctl(td, (struct ioctl_args *)args));
862 break;
863
864 case LINUX_TIOCNXCL:
865 args->cmd = TIOCNXCL;
866 error = (sys_ioctl(td, (struct ioctl_args *)args));
867 break;
868
869 case LINUX_TIOCSCTTY:
870 args->cmd = TIOCSCTTY;
871 error = (sys_ioctl(td, (struct ioctl_args *)args));
872 break;
873
874 case LINUX_TIOCGPGRP:
875 args->cmd = TIOCGPGRP;
876 error = (sys_ioctl(td, (struct ioctl_args *)args));
877 break;
878
879 case LINUX_TIOCSPGRP:
880 args->cmd = TIOCSPGRP;
881 error = (sys_ioctl(td, (struct ioctl_args *)args));
882 break;
883
884 /* LINUX_TIOCOUTQ */
885 /* LINUX_TIOCSTI */
886
887 case LINUX_TIOCGWINSZ:
888 args->cmd = TIOCGWINSZ;
889 error = (sys_ioctl(td, (struct ioctl_args *)args));
890 break;
891
892 case LINUX_TIOCSWINSZ:
893 args->cmd = TIOCSWINSZ;
894 error = (sys_ioctl(td, (struct ioctl_args *)args));
895 break;
896
897 case LINUX_TIOCMGET:
898 args->cmd = TIOCMGET;
899 error = (sys_ioctl(td, (struct ioctl_args *)args));
900 break;
901
902 case LINUX_TIOCMBIS:
903 args->cmd = TIOCMBIS;
904 error = (sys_ioctl(td, (struct ioctl_args *)args));
905 break;
906
907 case LINUX_TIOCMBIC:
908 args->cmd = TIOCMBIC;
909 error = (sys_ioctl(td, (struct ioctl_args *)args));
910 break;
911
912 case LINUX_TIOCMSET:
913 args->cmd = TIOCMSET;
914 error = (sys_ioctl(td, (struct ioctl_args *)args));
915 break;
916
917 /* TIOCGSOFTCAR */
918 /* TIOCSSOFTCAR */
919
920 case LINUX_FIONREAD: /* LINUX_TIOCINQ */
921 args->cmd = FIONREAD;
922 error = (sys_ioctl(td, (struct ioctl_args *)args));
923 break;
924
925 /* LINUX_TIOCLINUX */
926
927 case LINUX_TIOCCONS:
928 args->cmd = TIOCCONS;
929 error = (sys_ioctl(td, (struct ioctl_args *)args));
930 break;
931
932 case LINUX_TIOCGSERIAL: {
933 struct linux_serial_struct lss;
934
935 bzero(&lss, sizeof(lss));
936 lss.type = LINUX_PORT_16550A;
937 lss.flags = 0;
938 lss.close_delay = 0;
939 error = copyout(&lss, (void *)args->arg, sizeof(lss));
940 break;
941 }
942
943 case LINUX_TIOCSSERIAL: {
944 struct linux_serial_struct lss;
945 error = copyin((void *)args->arg, &lss, sizeof(lss));
946 if (error)
947 break;
948 /* XXX - It really helps to have an implementation that
949 * does nothing. NOT!
950 */
951 error = 0;
952 break;
953 }
954
955 case LINUX_TIOCPKT:
956 args->cmd = TIOCPKT;
957 error = (sys_ioctl(td, (struct ioctl_args *)args));
958 break;
959
960 case LINUX_FIONBIO:
961 args->cmd = FIONBIO;
962 error = (sys_ioctl(td, (struct ioctl_args *)args));
963 break;
964
965 case LINUX_TIOCNOTTY:
966 args->cmd = TIOCNOTTY;
967 error = (sys_ioctl(td, (struct ioctl_args *)args));
968 break;
969
970 case LINUX_TIOCSETD: {
971 int line;
972 switch (args->arg) {
973 case LINUX_N_TTY:
974 line = TTYDISC;
975 break;
976 case LINUX_N_SLIP:
977 line = SLIPDISC;
978 break;
979 case LINUX_N_PPP:
980 line = PPPDISC;
981 break;
982 default:
983 fdrop(fp, td);
984 return (EINVAL);
985 }
986 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred,
987 td));
988 break;
989 }
990
991 case LINUX_TIOCGETD: {
992 int linux_line;
993 int bsd_line = TTYDISC;
994 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line,
995 td->td_ucred, td);
996 if (error)
997 break;
998 switch (bsd_line) {
999 case TTYDISC:
1000 linux_line = LINUX_N_TTY;
1001 break;
1002 case SLIPDISC:
1003 linux_line = LINUX_N_SLIP;
1004 break;
1005 case PPPDISC:
1006 linux_line = LINUX_N_PPP;
1007 break;
1008 default:
1009 fdrop(fp, td);
1010 return (EINVAL);
1011 }
1012 error = (copyout(&linux_line, (void *)args->arg, sizeof(int)));
1013 break;
1014 }
1015
1016 /* LINUX_TCSBRKP */
1017 /* LINUX_TIOCTTYGSTRUCT */
1018
1019 case LINUX_FIONCLEX:
1020 args->cmd = FIONCLEX;
1021 error = (sys_ioctl(td, (struct ioctl_args *)args));
1022 break;
1023
1024 case LINUX_FIOCLEX:
1025 args->cmd = FIOCLEX;
1026 error = (sys_ioctl(td, (struct ioctl_args *)args));
1027 break;
1028
1029 case LINUX_FIOASYNC:
1030 args->cmd = FIOASYNC;
1031 error = (sys_ioctl(td, (struct ioctl_args *)args));
1032 break;
1033
1034 /* LINUX_TIOCSERCONFIG */
1035 /* LINUX_TIOCSERGWILD */
1036 /* LINUX_TIOCSERSWILD */
1037 /* LINUX_TIOCGLCKTRMIOS */
1038 /* LINUX_TIOCSLCKTRMIOS */
1039
1040 case LINUX_TIOCSBRK:
1041 args->cmd = TIOCSBRK;
1042 error = (sys_ioctl(td, (struct ioctl_args *)args));
1043 break;
1044
1045 case LINUX_TIOCCBRK:
1046 args->cmd = TIOCCBRK;
1047 error = (sys_ioctl(td, (struct ioctl_args *)args));
1048 break;
1049 case LINUX_TIOCGPTN: {
1050 int nb;
1051
1052 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td);
1053 if (!error)
1054 error = copyout(&nb, (void *)args->arg,
1055 sizeof(int));
1056 break;
1057 }
1058 case LINUX_TIOCSPTLCK:
1059 /* Our unlockpt() does nothing. */
1060 error = 0;
1061 break;
1062 default:
1063 error = ENOIOCTL;
1064 break;
1065 }
1066
1067 fdrop(fp, td);
1068 return (error);
1069 }
1070
1071 /*
1072 * CDROM related ioctls
1073 */
1074
1075 struct linux_cdrom_msf
1076 {
1077 u_char cdmsf_min0;
1078 u_char cdmsf_sec0;
1079 u_char cdmsf_frame0;
1080 u_char cdmsf_min1;
1081 u_char cdmsf_sec1;
1082 u_char cdmsf_frame1;
1083 };
1084
1085 struct linux_cdrom_tochdr
1086 {
1087 u_char cdth_trk0;
1088 u_char cdth_trk1;
1089 };
1090
1091 union linux_cdrom_addr
1092 {
1093 struct {
1094 u_char minute;
1095 u_char second;
1096 u_char frame;
1097 } msf;
1098 int lba;
1099 };
1100
1101 struct linux_cdrom_tocentry
1102 {
1103 u_char cdte_track;
1104 u_char cdte_adr:4;
1105 u_char cdte_ctrl:4;
1106 u_char cdte_format;
1107 union linux_cdrom_addr cdte_addr;
1108 u_char cdte_datamode;
1109 };
1110
1111 struct linux_cdrom_subchnl
1112 {
1113 u_char cdsc_format;
1114 u_char cdsc_audiostatus;
1115 u_char cdsc_adr:4;
1116 u_char cdsc_ctrl:4;
1117 u_char cdsc_trk;
1118 u_char cdsc_ind;
1119 union linux_cdrom_addr cdsc_absaddr;
1120 union linux_cdrom_addr cdsc_reladdr;
1121 };
1122
1123 struct l_cdrom_read_audio {
1124 union linux_cdrom_addr addr;
1125 u_char addr_format;
1126 l_int nframes;
1127 u_char *buf;
1128 };
1129
1130 struct l_dvd_layer {
1131 u_char book_version:4;
1132 u_char book_type:4;
1133 u_char min_rate:4;
1134 u_char disc_size:4;
1135 u_char layer_type:4;
1136 u_char track_path:1;
1137 u_char nlayers:2;
1138 u_char track_density:4;
1139 u_char linear_density:4;
1140 u_char bca:1;
1141 u_int32_t start_sector;
1142 u_int32_t end_sector;
1143 u_int32_t end_sector_l0;
1144 };
1145
1146 struct l_dvd_physical {
1147 u_char type;
1148 u_char layer_num;
1149 struct l_dvd_layer layer[4];
1150 };
1151
1152 struct l_dvd_copyright {
1153 u_char type;
1154 u_char layer_num;
1155 u_char cpst;
1156 u_char rmi;
1157 };
1158
1159 struct l_dvd_disckey {
1160 u_char type;
1161 l_uint agid:2;
1162 u_char value[2048];
1163 };
1164
1165 struct l_dvd_bca {
1166 u_char type;
1167 l_int len;
1168 u_char value[188];
1169 };
1170
1171 struct l_dvd_manufact {
1172 u_char type;
1173 u_char layer_num;
1174 l_int len;
1175 u_char value[2048];
1176 };
1177
1178 typedef union {
1179 u_char type;
1180 struct l_dvd_physical physical;
1181 struct l_dvd_copyright copyright;
1182 struct l_dvd_disckey disckey;
1183 struct l_dvd_bca bca;
1184 struct l_dvd_manufact manufact;
1185 } l_dvd_struct;
1186
1187 typedef u_char l_dvd_key[5];
1188 typedef u_char l_dvd_challenge[10];
1189
1190 struct l_dvd_lu_send_agid {
1191 u_char type;
1192 l_uint agid:2;
1193 };
1194
1195 struct l_dvd_host_send_challenge {
1196 u_char type;
1197 l_uint agid:2;
1198 l_dvd_challenge chal;
1199 };
1200
1201 struct l_dvd_send_key {
1202 u_char type;
1203 l_uint agid:2;
1204 l_dvd_key key;
1205 };
1206
1207 struct l_dvd_lu_send_challenge {
1208 u_char type;
1209 l_uint agid:2;
1210 l_dvd_challenge chal;
1211 };
1212
1213 struct l_dvd_lu_send_title_key {
1214 u_char type;
1215 l_uint agid:2;
1216 l_dvd_key title_key;
1217 l_int lba;
1218 l_uint cpm:1;
1219 l_uint cp_sec:1;
1220 l_uint cgms:2;
1221 };
1222
1223 struct l_dvd_lu_send_asf {
1224 u_char type;
1225 l_uint agid:2;
1226 l_uint asf:1;
1227 };
1228
1229 struct l_dvd_host_send_rpcstate {
1230 u_char type;
1231 u_char pdrc;
1232 };
1233
1234 struct l_dvd_lu_send_rpcstate {
1235 u_char type:2;
1236 u_char vra:3;
1237 u_char ucca:3;
1238 u_char region_mask;
1239 u_char rpc_scheme;
1240 };
1241
1242 typedef union {
1243 u_char type;
1244 struct l_dvd_lu_send_agid lsa;
1245 struct l_dvd_host_send_challenge hsc;
1246 struct l_dvd_send_key lsk;
1247 struct l_dvd_lu_send_challenge lsc;
1248 struct l_dvd_send_key hsk;
1249 struct l_dvd_lu_send_title_key lstk;
1250 struct l_dvd_lu_send_asf lsasf;
1251 struct l_dvd_host_send_rpcstate hrpcs;
1252 struct l_dvd_lu_send_rpcstate lrpcs;
1253 } l_dvd_authinfo;
1254
1255 static void
1256 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp)
1257 {
1258 if (af == CD_LBA_FORMAT)
1259 lp->lba = bp->lba;
1260 else {
1261 lp->msf.minute = bp->msf.minute;
1262 lp->msf.second = bp->msf.second;
1263 lp->msf.frame = bp->msf.frame;
1264 }
1265 }
1266
1267 static void
1268 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba)
1269 {
1270 if (format == LINUX_CDROM_MSF) {
1271 addr->msf.frame = lba % 75;
1272 lba /= 75;
1273 lba += 2;
1274 addr->msf.second = lba % 60;
1275 addr->msf.minute = lba / 60;
1276 } else
1277 addr->lba = lba;
1278 }
1279
1280 static int
1281 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp)
1282 {
1283 bp->format = lp->type;
1284 switch (bp->format) {
1285 case DVD_STRUCT_PHYSICAL:
1286 if (bp->layer_num >= 4)
1287 return (EINVAL);
1288 bp->layer_num = lp->physical.layer_num;
1289 break;
1290 case DVD_STRUCT_COPYRIGHT:
1291 bp->layer_num = lp->copyright.layer_num;
1292 break;
1293 case DVD_STRUCT_DISCKEY:
1294 bp->agid = lp->disckey.agid;
1295 break;
1296 case DVD_STRUCT_BCA:
1297 case DVD_STRUCT_MANUFACT:
1298 break;
1299 default:
1300 return (EINVAL);
1301 }
1302 return (0);
1303 }
1304
1305 static int
1306 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp)
1307 {
1308 switch (bp->format) {
1309 case DVD_STRUCT_PHYSICAL: {
1310 struct dvd_layer *blp = (struct dvd_layer *)bp->data;
1311 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num];
1312 memset(llp, 0, sizeof(*llp));
1313 llp->book_version = blp->book_version;
1314 llp->book_type = blp->book_type;
1315 llp->min_rate = blp->max_rate;
1316 llp->disc_size = blp->disc_size;
1317 llp->layer_type = blp->layer_type;
1318 llp->track_path = blp->track_path;
1319 llp->nlayers = blp->nlayers;
1320 llp->track_density = blp->track_density;
1321 llp->linear_density = blp->linear_density;
1322 llp->bca = blp->bca;
1323 llp->start_sector = blp->start_sector;
1324 llp->end_sector = blp->end_sector;
1325 llp->end_sector_l0 = blp->end_sector_l0;
1326 break;
1327 }
1328 case DVD_STRUCT_COPYRIGHT:
1329 lp->copyright.cpst = bp->cpst;
1330 lp->copyright.rmi = bp->rmi;
1331 break;
1332 case DVD_STRUCT_DISCKEY:
1333 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value));
1334 break;
1335 case DVD_STRUCT_BCA:
1336 lp->bca.len = bp->length;
1337 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value));
1338 break;
1339 case DVD_STRUCT_MANUFACT:
1340 lp->manufact.len = bp->length;
1341 memcpy(lp->manufact.value, bp->data,
1342 sizeof(lp->manufact.value));
1343 /* lp->manufact.layer_num is unused in Linux (redhat 7.0). */
1344 break;
1345 default:
1346 return (EINVAL);
1347 }
1348 return (0);
1349 }
1350
1351 static int
1352 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode,
1353 struct dvd_authinfo *bp)
1354 {
1355 switch (lp->type) {
1356 case LINUX_DVD_LU_SEND_AGID:
1357 *bcode = DVDIOCREPORTKEY;
1358 bp->format = DVD_REPORT_AGID;
1359 bp->agid = lp->lsa.agid;
1360 break;
1361 case LINUX_DVD_HOST_SEND_CHALLENGE:
1362 *bcode = DVDIOCSENDKEY;
1363 bp->format = DVD_SEND_CHALLENGE;
1364 bp->agid = lp->hsc.agid;
1365 memcpy(bp->keychal, lp->hsc.chal, 10);
1366 break;
1367 case LINUX_DVD_LU_SEND_KEY1:
1368 *bcode = DVDIOCREPORTKEY;
1369 bp->format = DVD_REPORT_KEY1;
1370 bp->agid = lp->lsk.agid;
1371 break;
1372 case LINUX_DVD_LU_SEND_CHALLENGE:
1373 *bcode = DVDIOCREPORTKEY;
1374 bp->format = DVD_REPORT_CHALLENGE;
1375 bp->agid = lp->lsc.agid;
1376 break;
1377 case LINUX_DVD_HOST_SEND_KEY2:
1378 *bcode = DVDIOCSENDKEY;
1379 bp->format = DVD_SEND_KEY2;
1380 bp->agid = lp->hsk.agid;
1381 memcpy(bp->keychal, lp->hsk.key, 5);
1382 break;
1383 case LINUX_DVD_LU_SEND_TITLE_KEY:
1384 *bcode = DVDIOCREPORTKEY;
1385 bp->format = DVD_REPORT_TITLE_KEY;
1386 bp->agid = lp->lstk.agid;
1387 bp->lba = lp->lstk.lba;
1388 break;
1389 case LINUX_DVD_LU_SEND_ASF:
1390 *bcode = DVDIOCREPORTKEY;
1391 bp->format = DVD_REPORT_ASF;
1392 bp->agid = lp->lsasf.agid;
1393 break;
1394 case LINUX_DVD_INVALIDATE_AGID:
1395 *bcode = DVDIOCREPORTKEY;
1396 bp->format = DVD_INVALIDATE_AGID;
1397 bp->agid = lp->lsa.agid;
1398 break;
1399 case LINUX_DVD_LU_SEND_RPC_STATE:
1400 *bcode = DVDIOCREPORTKEY;
1401 bp->format = DVD_REPORT_RPC;
1402 break;
1403 case LINUX_DVD_HOST_SEND_RPC_STATE:
1404 *bcode = DVDIOCSENDKEY;
1405 bp->format = DVD_SEND_RPC;
1406 bp->region = lp->hrpcs.pdrc;
1407 break;
1408 default:
1409 return (EINVAL);
1410 }
1411 return (0);
1412 }
1413
1414 static int
1415 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp)
1416 {
1417 switch (lp->type) {
1418 case LINUX_DVD_LU_SEND_AGID:
1419 lp->lsa.agid = bp->agid;
1420 break;
1421 case LINUX_DVD_HOST_SEND_CHALLENGE:
1422 lp->type = LINUX_DVD_LU_SEND_KEY1;
1423 break;
1424 case LINUX_DVD_LU_SEND_KEY1:
1425 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key));
1426 break;
1427 case LINUX_DVD_LU_SEND_CHALLENGE:
1428 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal));
1429 break;
1430 case LINUX_DVD_HOST_SEND_KEY2:
1431 lp->type = LINUX_DVD_AUTH_ESTABLISHED;
1432 break;
1433 case LINUX_DVD_LU_SEND_TITLE_KEY:
1434 memcpy(lp->lstk.title_key, bp->keychal,
1435 sizeof(lp->lstk.title_key));
1436 lp->lstk.cpm = bp->cpm;
1437 lp->lstk.cp_sec = bp->cp_sec;
1438 lp->lstk.cgms = bp->cgms;
1439 break;
1440 case LINUX_DVD_LU_SEND_ASF:
1441 lp->lsasf.asf = bp->asf;
1442 break;
1443 case LINUX_DVD_INVALIDATE_AGID:
1444 break;
1445 case LINUX_DVD_LU_SEND_RPC_STATE:
1446 lp->lrpcs.type = bp->reg_type;
1447 lp->lrpcs.vra = bp->vend_rsts;
1448 lp->lrpcs.ucca = bp->user_rsts;
1449 lp->lrpcs.region_mask = bp->region;
1450 lp->lrpcs.rpc_scheme = bp->rpc_scheme;
1451 break;
1452 case LINUX_DVD_HOST_SEND_RPC_STATE:
1453 break;
1454 default:
1455 return (EINVAL);
1456 }
1457 return (0);
1458 }
1459
1460 static int
1461 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args)
1462 {
1463 struct file *fp;
1464 int error;
1465
1466 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
1467 if (error != 0)
1468 return (error);
1469 switch (args->cmd & 0xffff) {
1470
1471 case LINUX_CDROMPAUSE:
1472 args->cmd = CDIOCPAUSE;
1473 error = (sys_ioctl(td, (struct ioctl_args *)args));
1474 break;
1475
1476 case LINUX_CDROMRESUME:
1477 args->cmd = CDIOCRESUME;
1478 error = (sys_ioctl(td, (struct ioctl_args *)args));
1479 break;
1480
1481 case LINUX_CDROMPLAYMSF:
1482 args->cmd = CDIOCPLAYMSF;
1483 error = (sys_ioctl(td, (struct ioctl_args *)args));
1484 break;
1485
1486 case LINUX_CDROMPLAYTRKIND:
1487 args->cmd = CDIOCPLAYTRACKS;
1488 error = (sys_ioctl(td, (struct ioctl_args *)args));
1489 break;
1490
1491 case LINUX_CDROMREADTOCHDR: {
1492 struct ioc_toc_header th;
1493 struct linux_cdrom_tochdr lth;
1494 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th,
1495 td->td_ucred, td);
1496 if (!error) {
1497 lth.cdth_trk0 = th.starting_track;
1498 lth.cdth_trk1 = th.ending_track;
1499 copyout(<h, (void *)args->arg, sizeof(lth));
1500 }
1501 break;
1502 }
1503
1504 case LINUX_CDROMREADTOCENTRY: {
1505 struct linux_cdrom_tocentry lte;
1506 struct ioc_read_toc_single_entry irtse;
1507
1508 error = copyin((void *)args->arg, <e, sizeof(lte));
1509 if (error)
1510 break;
1511 irtse.address_format = lte.cdte_format;
1512 irtse.track = lte.cdte_track;
1513 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse,
1514 td->td_ucred, td);
1515 if (!error) {
1516 lte.cdte_ctrl = irtse.entry.control;
1517 lte.cdte_adr = irtse.entry.addr_type;
1518 bsd_to_linux_msf_lba(irtse.address_format,
1519 &irtse.entry.addr, <e.cdte_addr);
1520 error = copyout(<e, (void *)args->arg, sizeof(lte));
1521 }
1522 break;
1523 }
1524
1525 case LINUX_CDROMSTOP:
1526 args->cmd = CDIOCSTOP;
1527 error = (sys_ioctl(td, (struct ioctl_args *)args));
1528 break;
1529
1530 case LINUX_CDROMSTART:
1531 args->cmd = CDIOCSTART;
1532 error = (sys_ioctl(td, (struct ioctl_args *)args));
1533 break;
1534
1535 case LINUX_CDROMEJECT:
1536 args->cmd = CDIOCEJECT;
1537 error = (sys_ioctl(td, (struct ioctl_args *)args));
1538 break;
1539
1540 /* LINUX_CDROMVOLCTRL */
1541
1542 case LINUX_CDROMSUBCHNL: {
1543 struct linux_cdrom_subchnl sc;
1544 struct ioc_read_subchannel bsdsc;
1545 struct cd_sub_channel_info bsdinfo;
1546
1547 bsdsc.address_format = CD_LBA_FORMAT;
1548 bsdsc.data_format = CD_CURRENT_POSITION;
1549 bsdsc.track = 0;
1550 bsdsc.data_len = sizeof(bsdinfo);
1551 bsdsc.data = &bsdinfo;
1552 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE,
1553 (caddr_t)&bsdsc, td->td_ucred, td);
1554 if (error)
1555 break;
1556 error = copyin((void *)args->arg, &sc, sizeof(sc));
1557 if (error)
1558 break;
1559 sc.cdsc_audiostatus = bsdinfo.header.audio_status;
1560 sc.cdsc_adr = bsdinfo.what.position.addr_type;
1561 sc.cdsc_ctrl = bsdinfo.what.position.control;
1562 sc.cdsc_trk = bsdinfo.what.position.track_number;
1563 sc.cdsc_ind = bsdinfo.what.position.index_number;
1564 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format,
1565 bsdinfo.what.position.absaddr.lba);
1566 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format,
1567 bsdinfo.what.position.reladdr.lba);
1568 error = copyout(&sc, (void *)args->arg, sizeof(sc));
1569 break;
1570 }
1571
1572 /* LINUX_CDROMREADMODE2 */
1573 /* LINUX_CDROMREADMODE1 */
1574 /* LINUX_CDROMREADAUDIO */
1575 /* LINUX_CDROMEJECT_SW */
1576 /* LINUX_CDROMMULTISESSION */
1577 /* LINUX_CDROM_GET_UPC */
1578
1579 case LINUX_CDROMRESET:
1580 args->cmd = CDIOCRESET;
1581 error = (sys_ioctl(td, (struct ioctl_args *)args));
1582 break;
1583
1584 /* LINUX_CDROMVOLREAD */
1585 /* LINUX_CDROMREADRAW */
1586 /* LINUX_CDROMREADCOOKED */
1587 /* LINUX_CDROMSEEK */
1588 /* LINUX_CDROMPLAYBLK */
1589 /* LINUX_CDROMREADALL */
1590 /* LINUX_CDROMCLOSETRAY */
1591 /* LINUX_CDROMLOADFROMSLOT */
1592 /* LINUX_CDROMGETSPINDOWN */
1593 /* LINUX_CDROMSETSPINDOWN */
1594 /* LINUX_CDROM_SET_OPTIONS */
1595 /* LINUX_CDROM_CLEAR_OPTIONS */
1596 /* LINUX_CDROM_SELECT_SPEED */
1597 /* LINUX_CDROM_SELECT_DISC */
1598 /* LINUX_CDROM_MEDIA_CHANGED */
1599 /* LINUX_CDROM_DRIVE_STATUS */
1600 /* LINUX_CDROM_DISC_STATUS */
1601 /* LINUX_CDROM_CHANGER_NSLOTS */
1602 /* LINUX_CDROM_LOCKDOOR */
1603 /* LINUX_CDROM_DEBUG */
1604 /* LINUX_CDROM_GET_CAPABILITY */
1605 /* LINUX_CDROMAUDIOBUFSIZ */
1606
1607 case LINUX_DVD_READ_STRUCT: {
1608 l_dvd_struct *lds;
1609 struct dvd_struct *bds;
1610
1611 lds = malloc(sizeof(*lds), M_LINUX, M_WAITOK);
1612 bds = malloc(sizeof(*bds), M_LINUX, M_WAITOK);
1613 error = copyin((void *)args->arg, lds, sizeof(*lds));
1614 if (error)
1615 goto out;
1616 error = linux_to_bsd_dvd_struct(lds, bds);
1617 if (error)
1618 goto out;
1619 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)bds,
1620 td->td_ucred, td);
1621 if (error)
1622 goto out;
1623 error = bsd_to_linux_dvd_struct(bds, lds);
1624 if (error)
1625 goto out;
1626 error = copyout(lds, (void *)args->arg, sizeof(*lds));
1627 out:
1628 free(bds, M_LINUX);
1629 free(lds, M_LINUX);
1630 break;
1631 }
1632
1633 /* LINUX_DVD_WRITE_STRUCT */
1634
1635 case LINUX_DVD_AUTH: {
1636 l_dvd_authinfo lda;
1637 struct dvd_authinfo bda;
1638 int bcode;
1639
1640 error = copyin((void *)args->arg, &lda, sizeof(lda));
1641 if (error)
1642 break;
1643 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda);
1644 if (error)
1645 break;
1646 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred,
1647 td);
1648 if (error) {
1649 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) {
1650 lda.type = LINUX_DVD_AUTH_FAILURE;
1651 copyout(&lda, (void *)args->arg, sizeof(lda));
1652 }
1653 break;
1654 }
1655 error = bsd_to_linux_dvd_authinfo(&bda, &lda);
1656 if (error)
1657 break;
1658 error = copyout(&lda, (void *)args->arg, sizeof(lda));
1659 break;
1660 }
1661
1662 case LINUX_SCSI_GET_BUS_NUMBER:
1663 {
1664 struct sg_scsi_id id;
1665
1666 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1667 td->td_ucred, td);
1668 if (error)
1669 break;
1670 error = copyout(&id.channel, (void *)args->arg, sizeof(int));
1671 break;
1672 }
1673
1674 case LINUX_SCSI_GET_IDLUN:
1675 {
1676 struct sg_scsi_id id;
1677 struct scsi_idlun idl;
1678
1679 error = fo_ioctl(fp, SG_GET_SCSI_ID, (caddr_t)&id,
1680 td->td_ucred, td);
1681 if (error)
1682 break;
1683 idl.dev_id = (id.scsi_id & 0xff) + ((id.lun & 0xff) << 8) +
1684 ((id.channel & 0xff) << 16) + ((id.host_no & 0xff) << 24);
1685 idl.host_unique_id = id.host_no;
1686 error = copyout(&idl, (void *)args->arg, sizeof(idl));
1687 break;
1688 }
1689
1690 /* LINUX_CDROM_SEND_PACKET */
1691 /* LINUX_CDROM_NEXT_WRITABLE */
1692 /* LINUX_CDROM_LAST_WRITTEN */
1693
1694 default:
1695 error = ENOIOCTL;
1696 break;
1697 }
1698
1699 fdrop(fp, td);
1700 return (error);
1701 }
1702
1703 static int
1704 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
1705 {
1706
1707 return (ENOTTY);
1708 }
1709
1710 /*
1711 * Sound related ioctls
1712 */
1713
1714 struct linux_old_mixer_info {
1715 char id[16];
1716 char name[32];
1717 };
1718
1719 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT };
1720
1721 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30])
1722
1723 static int
1724 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args)
1725 {
1726
1727 switch (args->cmd & 0xffff) {
1728
1729 case LINUX_SOUND_MIXER_WRITE_VOLUME:
1730 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME);
1731 return (sys_ioctl(td, (struct ioctl_args *)args));
1732
1733 case LINUX_SOUND_MIXER_WRITE_BASS:
1734 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS);
1735 return (sys_ioctl(td, (struct ioctl_args *)args));
1736
1737 case LINUX_SOUND_MIXER_WRITE_TREBLE:
1738 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE);
1739 return (sys_ioctl(td, (struct ioctl_args *)args));
1740
1741 case LINUX_SOUND_MIXER_WRITE_SYNTH:
1742 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH);
1743 return (sys_ioctl(td, (struct ioctl_args *)args));
1744
1745 case LINUX_SOUND_MIXER_WRITE_PCM:
1746 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM);
1747 return (sys_ioctl(td, (struct ioctl_args *)args));
1748
1749 case LINUX_SOUND_MIXER_WRITE_SPEAKER:
1750 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER);
1751 return (sys_ioctl(td, (struct ioctl_args *)args));
1752
1753 case LINUX_SOUND_MIXER_WRITE_LINE:
1754 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE);
1755 return (sys_ioctl(td, (struct ioctl_args *)args));
1756
1757 case LINUX_SOUND_MIXER_WRITE_MIC:
1758 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC);
1759 return (sys_ioctl(td, (struct ioctl_args *)args));
1760
1761 case LINUX_SOUND_MIXER_WRITE_CD:
1762 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD);
1763 return (sys_ioctl(td, (struct ioctl_args *)args));
1764
1765 case LINUX_SOUND_MIXER_WRITE_IMIX:
1766 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX);
1767 return (sys_ioctl(td, (struct ioctl_args *)args));
1768
1769 case LINUX_SOUND_MIXER_WRITE_ALTPCM:
1770 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM);
1771 return (sys_ioctl(td, (struct ioctl_args *)args));
1772
1773 case LINUX_SOUND_MIXER_WRITE_RECLEV:
1774 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV);
1775 return (sys_ioctl(td, (struct ioctl_args *)args));
1776
1777 case LINUX_SOUND_MIXER_WRITE_IGAIN:
1778 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN);
1779 return (sys_ioctl(td, (struct ioctl_args *)args));
1780
1781 case LINUX_SOUND_MIXER_WRITE_OGAIN:
1782 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN);
1783 return (sys_ioctl(td, (struct ioctl_args *)args));
1784
1785 case LINUX_SOUND_MIXER_WRITE_LINE1:
1786 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1);
1787 return (sys_ioctl(td, (struct ioctl_args *)args));
1788
1789 case LINUX_SOUND_MIXER_WRITE_LINE2:
1790 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2);
1791 return (sys_ioctl(td, (struct ioctl_args *)args));
1792
1793 case LINUX_SOUND_MIXER_WRITE_LINE3:
1794 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3);
1795 return (sys_ioctl(td, (struct ioctl_args *)args));
1796
1797 case LINUX_SOUND_MIXER_INFO: {
1798 /* Key on encoded length */
1799 switch ((args->cmd >> 16) & 0x1fff) {
1800 case 0x005c: { /* SOUND_MIXER_INFO */
1801 args->cmd = SOUND_MIXER_INFO;
1802 return (sys_ioctl(td, (struct ioctl_args *)args));
1803 }
1804 case 0x0030: { /* SOUND_OLD_MIXER_INFO */
1805 struct linux_old_mixer_info info;
1806 bzero(&info, sizeof(info));
1807 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1808 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1809 copyout(&info, (void *)args->arg, sizeof(info));
1810 return (0);
1811 }
1812 default:
1813 return (ENOIOCTL);
1814 }
1815 break;
1816 }
1817
1818 case LINUX_OSS_GETVERSION: {
1819 int version = linux_get_oss_version(td);
1820 return (copyout(&version, (void *)args->arg, sizeof(int)));
1821 }
1822
1823 case LINUX_SOUND_MIXER_READ_STEREODEVS:
1824 args->cmd = SOUND_MIXER_READ_STEREODEVS;
1825 return (sys_ioctl(td, (struct ioctl_args *)args));
1826
1827 case LINUX_SOUND_MIXER_READ_CAPS:
1828 args->cmd = SOUND_MIXER_READ_CAPS;
1829 return (sys_ioctl(td, (struct ioctl_args *)args));
1830
1831 case LINUX_SOUND_MIXER_READ_RECMASK:
1832 args->cmd = SOUND_MIXER_READ_RECMASK;
1833 return (sys_ioctl(td, (struct ioctl_args *)args));
1834
1835 case LINUX_SOUND_MIXER_READ_DEVMASK:
1836 args->cmd = SOUND_MIXER_READ_DEVMASK;
1837 return (sys_ioctl(td, (struct ioctl_args *)args));
1838
1839 case LINUX_SOUND_MIXER_WRITE_RECSRC:
1840 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC);
1841 return (sys_ioctl(td, (struct ioctl_args *)args));
1842
1843 case LINUX_SNDCTL_DSP_RESET:
1844 args->cmd = SNDCTL_DSP_RESET;
1845 return (sys_ioctl(td, (struct ioctl_args *)args));
1846
1847 case LINUX_SNDCTL_DSP_SYNC:
1848 args->cmd = SNDCTL_DSP_SYNC;
1849 return (sys_ioctl(td, (struct ioctl_args *)args));
1850
1851 case LINUX_SNDCTL_DSP_SPEED:
1852 args->cmd = SNDCTL_DSP_SPEED;
1853 return (sys_ioctl(td, (struct ioctl_args *)args));
1854
1855 case LINUX_SNDCTL_DSP_STEREO:
1856 args->cmd = SNDCTL_DSP_STEREO;
1857 return (sys_ioctl(td, (struct ioctl_args *)args));
1858
1859 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */
1860 args->cmd = SNDCTL_DSP_GETBLKSIZE;
1861 return (sys_ioctl(td, (struct ioctl_args *)args));
1862
1863 case LINUX_SNDCTL_DSP_SETFMT:
1864 args->cmd = SNDCTL_DSP_SETFMT;
1865 return (sys_ioctl(td, (struct ioctl_args *)args));
1866
1867 case LINUX_SOUND_PCM_WRITE_CHANNELS:
1868 args->cmd = SOUND_PCM_WRITE_CHANNELS;
1869 return (sys_ioctl(td, (struct ioctl_args *)args));
1870
1871 case LINUX_SOUND_PCM_WRITE_FILTER:
1872 args->cmd = SOUND_PCM_WRITE_FILTER;
1873 return (sys_ioctl(td, (struct ioctl_args *)args));
1874
1875 case LINUX_SNDCTL_DSP_POST:
1876 args->cmd = SNDCTL_DSP_POST;
1877 return (sys_ioctl(td, (struct ioctl_args *)args));
1878
1879 case LINUX_SNDCTL_DSP_SUBDIVIDE:
1880 args->cmd = SNDCTL_DSP_SUBDIVIDE;
1881 return (sys_ioctl(td, (struct ioctl_args *)args));
1882
1883 case LINUX_SNDCTL_DSP_SETFRAGMENT:
1884 args->cmd = SNDCTL_DSP_SETFRAGMENT;
1885 return (sys_ioctl(td, (struct ioctl_args *)args));
1886
1887 case LINUX_SNDCTL_DSP_GETFMTS:
1888 args->cmd = SNDCTL_DSP_GETFMTS;
1889 return (sys_ioctl(td, (struct ioctl_args *)args));
1890
1891 case LINUX_SNDCTL_DSP_GETOSPACE:
1892 args->cmd = SNDCTL_DSP_GETOSPACE;
1893 return (sys_ioctl(td, (struct ioctl_args *)args));
1894
1895 case LINUX_SNDCTL_DSP_GETISPACE:
1896 args->cmd = SNDCTL_DSP_GETISPACE;
1897 return (sys_ioctl(td, (struct ioctl_args *)args));
1898
1899 case LINUX_SNDCTL_DSP_NONBLOCK:
1900 args->cmd = SNDCTL_DSP_NONBLOCK;
1901 return (sys_ioctl(td, (struct ioctl_args *)args));
1902
1903 case LINUX_SNDCTL_DSP_GETCAPS:
1904 args->cmd = SNDCTL_DSP_GETCAPS;
1905 return (sys_ioctl(td, (struct ioctl_args *)args));
1906
1907 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */
1908 args->cmd = SNDCTL_DSP_SETTRIGGER;
1909 return (sys_ioctl(td, (struct ioctl_args *)args));
1910
1911 case LINUX_SNDCTL_DSP_GETIPTR:
1912 args->cmd = SNDCTL_DSP_GETIPTR;
1913 return (sys_ioctl(td, (struct ioctl_args *)args));
1914
1915 case LINUX_SNDCTL_DSP_GETOPTR:
1916 args->cmd = SNDCTL_DSP_GETOPTR;
1917 return (sys_ioctl(td, (struct ioctl_args *)args));
1918
1919 case LINUX_SNDCTL_DSP_SETDUPLEX:
1920 args->cmd = SNDCTL_DSP_SETDUPLEX;
1921 return (sys_ioctl(td, (struct ioctl_args *)args));
1922
1923 case LINUX_SNDCTL_DSP_GETODELAY:
1924 args->cmd = SNDCTL_DSP_GETODELAY;
1925 return (sys_ioctl(td, (struct ioctl_args *)args));
1926
1927 case LINUX_SNDCTL_SEQ_RESET:
1928 args->cmd = SNDCTL_SEQ_RESET;
1929 return (sys_ioctl(td, (struct ioctl_args *)args));
1930
1931 case LINUX_SNDCTL_SEQ_SYNC:
1932 args->cmd = SNDCTL_SEQ_SYNC;
1933 return (sys_ioctl(td, (struct ioctl_args *)args));
1934
1935 case LINUX_SNDCTL_SYNTH_INFO:
1936 args->cmd = SNDCTL_SYNTH_INFO;
1937 return (sys_ioctl(td, (struct ioctl_args *)args));
1938
1939 case LINUX_SNDCTL_SEQ_CTRLRATE:
1940 args->cmd = SNDCTL_SEQ_CTRLRATE;
1941 return (sys_ioctl(td, (struct ioctl_args *)args));
1942
1943 case LINUX_SNDCTL_SEQ_GETOUTCOUNT:
1944 args->cmd = SNDCTL_SEQ_GETOUTCOUNT;
1945 return (sys_ioctl(td, (struct ioctl_args *)args));
1946
1947 case LINUX_SNDCTL_SEQ_GETINCOUNT:
1948 args->cmd = SNDCTL_SEQ_GETINCOUNT;
1949 return (sys_ioctl(td, (struct ioctl_args *)args));
1950
1951 case LINUX_SNDCTL_SEQ_PERCMODE:
1952 args->cmd = SNDCTL_SEQ_PERCMODE;
1953 return (sys_ioctl(td, (struct ioctl_args *)args));
1954
1955 case LINUX_SNDCTL_FM_LOAD_INSTR:
1956 args->cmd = SNDCTL_FM_LOAD_INSTR;
1957 return (sys_ioctl(td, (struct ioctl_args *)args));
1958
1959 case LINUX_SNDCTL_SEQ_TESTMIDI:
1960 args->cmd = SNDCTL_SEQ_TESTMIDI;
1961 return (sys_ioctl(td, (struct ioctl_args *)args));
1962
1963 case LINUX_SNDCTL_SEQ_RESETSAMPLES:
1964 args->cmd = SNDCTL_SEQ_RESETSAMPLES;
1965 return (sys_ioctl(td, (struct ioctl_args *)args));
1966
1967 case LINUX_SNDCTL_SEQ_NRSYNTHS:
1968 args->cmd = SNDCTL_SEQ_NRSYNTHS;
1969 return (sys_ioctl(td, (struct ioctl_args *)args));
1970
1971 case LINUX_SNDCTL_SEQ_NRMIDIS:
1972 args->cmd = SNDCTL_SEQ_NRMIDIS;
1973 return (sys_ioctl(td, (struct ioctl_args *)args));
1974
1975 case LINUX_SNDCTL_MIDI_INFO:
1976 args->cmd = SNDCTL_MIDI_INFO;
1977 return (sys_ioctl(td, (struct ioctl_args *)args));
1978
1979 case LINUX_SNDCTL_SEQ_TRESHOLD:
1980 args->cmd = SNDCTL_SEQ_TRESHOLD;
1981 return (sys_ioctl(td, (struct ioctl_args *)args));
1982
1983 case LINUX_SNDCTL_SYNTH_MEMAVL:
1984 args->cmd = SNDCTL_SYNTH_MEMAVL;
1985 return (sys_ioctl(td, (struct ioctl_args *)args));
1986
1987 }
1988
1989 return (ENOIOCTL);
1990 }
1991
1992 /*
1993 * Console related ioctls
1994 */
1995
1996 static int
1997 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args)
1998 {
1999 struct file *fp;
2000 int error;
2001
2002 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2003 if (error != 0)
2004 return (error);
2005 switch (args->cmd & 0xffff) {
2006
2007 case LINUX_KIOCSOUND:
2008 args->cmd = KIOCSOUND;
2009 error = (sys_ioctl(td, (struct ioctl_args *)args));
2010 break;
2011
2012 case LINUX_KDMKTONE:
2013 args->cmd = KDMKTONE;
2014 error = (sys_ioctl(td, (struct ioctl_args *)args));
2015 break;
2016
2017 case LINUX_KDGETLED:
2018 args->cmd = KDGETLED;
2019 error = (sys_ioctl(td, (struct ioctl_args *)args));
2020 break;
2021
2022 case LINUX_KDSETLED:
2023 args->cmd = KDSETLED;
2024 error = (sys_ioctl(td, (struct ioctl_args *)args));
2025 break;
2026
2027 case LINUX_KDSETMODE:
2028 args->cmd = KDSETMODE;
2029 error = (sys_ioctl(td, (struct ioctl_args *)args));
2030 break;
2031
2032 case LINUX_KDGETMODE:
2033 args->cmd = KDGETMODE;
2034 error = (sys_ioctl(td, (struct ioctl_args *)args));
2035 break;
2036
2037 case LINUX_KDGKBMODE:
2038 args->cmd = KDGKBMODE;
2039 error = (sys_ioctl(td, (struct ioctl_args *)args));
2040 break;
2041
2042 case LINUX_KDSKBMODE: {
2043 int kbdmode;
2044 switch (args->arg) {
2045 case LINUX_KBD_RAW:
2046 kbdmode = K_RAW;
2047 break;
2048 case LINUX_KBD_XLATE:
2049 kbdmode = K_XLATE;
2050 break;
2051 case LINUX_KBD_MEDIUMRAW:
2052 kbdmode = K_RAW;
2053 break;
2054 default:
2055 fdrop(fp, td);
2056 return (EINVAL);
2057 }
2058 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode,
2059 td->td_ucred, td));
2060 break;
2061 }
2062
2063 case LINUX_VT_OPENQRY:
2064 args->cmd = VT_OPENQRY;
2065 error = (sys_ioctl(td, (struct ioctl_args *)args));
2066 break;
2067
2068 case LINUX_VT_GETMODE:
2069 args->cmd = VT_GETMODE;
2070 error = (sys_ioctl(td, (struct ioctl_args *)args));
2071 break;
2072
2073 case LINUX_VT_SETMODE: {
2074 struct vt_mode mode;
2075 if ((error = copyin((void *)args->arg, &mode, sizeof(mode))))
2076 break;
2077 if (LINUX_SIG_VALID(mode.relsig))
2078 mode.relsig = linux_to_bsd_signal(mode.relsig);
2079 else
2080 mode.relsig = 0;
2081 if (LINUX_SIG_VALID(mode.acqsig))
2082 mode.acqsig = linux_to_bsd_signal(mode.acqsig);
2083 else
2084 mode.acqsig = 0;
2085 /* XXX. Linux ignores frsig and set it to 0. */
2086 mode.frsig = 0;
2087 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode))))
2088 break;
2089 args->cmd = VT_SETMODE;
2090 error = (sys_ioctl(td, (struct ioctl_args *)args));
2091 break;
2092 }
2093
2094 case LINUX_VT_GETSTATE:
2095 args->cmd = VT_GETACTIVE;
2096 error = (sys_ioctl(td, (struct ioctl_args *)args));
2097 break;
2098
2099 case LINUX_VT_RELDISP:
2100 args->cmd = VT_RELDISP;
2101 error = (sys_ioctl(td, (struct ioctl_args *)args));
2102 break;
2103
2104 case LINUX_VT_ACTIVATE:
2105 args->cmd = VT_ACTIVATE;
2106 error = (sys_ioctl(td, (struct ioctl_args *)args));
2107 break;
2108
2109 case LINUX_VT_WAITACTIVE:
2110 args->cmd = VT_WAITACTIVE;
2111 error = (sys_ioctl(td, (struct ioctl_args *)args));
2112 break;
2113
2114 default:
2115 error = ENOIOCTL;
2116 break;
2117 }
2118
2119 fdrop(fp, td);
2120 return (error);
2121 }
2122
2123 /*
2124 * Criteria for interface name translation
2125 */
2126 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER)
2127
2128 /*
2129 * Translate a Linux interface name to a FreeBSD interface name,
2130 * and return the associated ifnet structure
2131 * bsdname and lxname need to be least IFNAMSIZ bytes long, but
2132 * can point to the same buffer.
2133 */
2134
2135 static struct ifnet *
2136 ifname_linux_to_bsd(struct thread *td, const char *lxname, char *bsdname)
2137 {
2138 struct ifnet *ifp;
2139 int len, unit;
2140 char *ep;
2141 int is_eth, index;
2142
2143 for (len = 0; len < LINUX_IFNAMSIZ; ++len)
2144 if (!isalpha(lxname[len]))
2145 break;
2146 if (len == 0 || len == LINUX_IFNAMSIZ)
2147 return (NULL);
2148 unit = (int)strtoul(lxname + len, &ep, 10);
2149 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ)
2150 return (NULL);
2151 index = 0;
2152 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0;
2153 CURVNET_SET(TD_TO_VNET(td));
2154 IFNET_RLOCK();
2155 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2156 /*
2157 * Allow Linux programs to use FreeBSD names. Don't presume
2158 * we never have an interface named "eth", so don't make
2159 * the test optional based on is_eth.
2160 */
2161 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0)
2162 break;
2163 if (is_eth && IFP_IS_ETH(ifp) && unit == index++)
2164 break;
2165 }
2166 IFNET_RUNLOCK();
2167 CURVNET_RESTORE();
2168 if (ifp != NULL)
2169 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ);
2170 return (ifp);
2171 }
2172
2173 /*
2174 * Implement the SIOCGIFNAME ioctl
2175 */
2176
2177 static int
2178 linux_ioctl_ifname(struct thread *td, struct l_ifreq *uifr)
2179 {
2180 struct l_ifreq ifr;
2181 struct ifnet *ifp;
2182 int error, ethno, index;
2183
2184 error = copyin(uifr, &ifr, sizeof(ifr));
2185 if (error != 0)
2186 return (error);
2187
2188 CURVNET_SET(TD_TO_VNET(curthread));
2189 IFNET_RLOCK();
2190 index = 1; /* ifr.ifr_ifindex starts from 1 */
2191 ethno = 0;
2192 error = ENODEV;
2193 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2194 if (ifr.ifr_ifindex == index) {
2195 if (IFP_IS_ETH(ifp))
2196 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ,
2197 "eth%d", ethno);
2198 else
2199 strlcpy(ifr.ifr_name, ifp->if_xname,
2200 LINUX_IFNAMSIZ);
2201 error = 0;
2202 break;
2203 }
2204 if (IFP_IS_ETH(ifp))
2205 ethno++;
2206 index++;
2207 }
2208 IFNET_RUNLOCK();
2209 if (error == 0)
2210 error = copyout(&ifr, uifr, sizeof(ifr));
2211 CURVNET_RESTORE();
2212
2213 return (error);
2214 }
2215
2216 /*
2217 * Implement the SIOCGIFCONF ioctl
2218 */
2219
2220 static int
2221 linux_ifconf(struct thread *td, struct ifconf *uifc)
2222 {
2223 #ifdef COMPAT_LINUX32
2224 struct l_ifconf ifc;
2225 #else
2226 struct ifconf ifc;
2227 #endif
2228 struct l_ifreq ifr;
2229 struct ifnet *ifp;
2230 struct ifaddr *ifa;
2231 struct sbuf *sb;
2232 int error, ethno, full = 0, valid_len, max_len;
2233
2234 error = copyin(uifc, &ifc, sizeof(ifc));
2235 if (error != 0)
2236 return (error);
2237
2238 max_len = MAXPHYS - 1;
2239
2240 CURVNET_SET(TD_TO_VNET(td));
2241 /* handle the 'request buffer size' case */
2242 if ((l_uintptr_t)ifc.ifc_buf == PTROUT(NULL)) {
2243 ifc.ifc_len = 0;
2244 IFNET_RLOCK();
2245 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2246 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2247 struct sockaddr *sa = ifa->ifa_addr;
2248 if (sa->sa_family == AF_INET)
2249 ifc.ifc_len += sizeof(ifr);
2250 }
2251 }
2252 IFNET_RUNLOCK();
2253 error = copyout(&ifc, uifc, sizeof(ifc));
2254 CURVNET_RESTORE();
2255 return (error);
2256 }
2257
2258 if (ifc.ifc_len <= 0) {
2259 CURVNET_RESTORE();
2260 return (EINVAL);
2261 }
2262
2263 again:
2264 /* Keep track of eth interfaces */
2265 ethno = 0;
2266 if (ifc.ifc_len <= max_len) {
2267 max_len = ifc.ifc_len;
2268 full = 1;
2269 }
2270 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN);
2271 max_len = 0;
2272 valid_len = 0;
2273
2274 /* Return all AF_INET addresses of all interfaces */
2275 IFNET_RLOCK();
2276 CK_STAILQ_FOREACH(ifp, &V_ifnet, if_link) {
2277 int addrs = 0;
2278
2279 bzero(&ifr, sizeof(ifr));
2280 if (IFP_IS_ETH(ifp))
2281 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d",
2282 ethno++);
2283 else
2284 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ);
2285
2286 /* Walk the address list */
2287 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2288 struct sockaddr *sa = ifa->ifa_addr;
2289
2290 if (sa->sa_family == AF_INET) {
2291 ifr.ifr_addr.sa_family = LINUX_AF_INET;
2292 memcpy(ifr.ifr_addr.sa_data, sa->sa_data,
2293 sizeof(ifr.ifr_addr.sa_data));
2294 sbuf_bcat(sb, &ifr, sizeof(ifr));
2295 max_len += sizeof(ifr);
2296 addrs++;
2297 }
2298
2299 if (sbuf_error(sb) == 0)
2300 valid_len = sbuf_len(sb);
2301 }
2302 if (addrs == 0) {
2303 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr));
2304 sbuf_bcat(sb, &ifr, sizeof(ifr));
2305 max_len += sizeof(ifr);
2306
2307 if (sbuf_error(sb) == 0)
2308 valid_len = sbuf_len(sb);
2309 }
2310 }
2311 IFNET_RUNLOCK();
2312
2313 if (valid_len != max_len && !full) {
2314 sbuf_delete(sb);
2315 goto again;
2316 }
2317
2318 ifc.ifc_len = valid_len;
2319 sbuf_finish(sb);
2320 error = copyout(sbuf_data(sb), PTRIN(ifc.ifc_buf), ifc.ifc_len);
2321 if (error == 0)
2322 error = copyout(&ifc, uifc, sizeof(ifc));
2323 sbuf_delete(sb);
2324 CURVNET_RESTORE();
2325
2326 return (error);
2327 }
2328
2329 static int
2330 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr)
2331 {
2332 l_short flags;
2333
2334 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff;
2335 /* these flags have no Linux equivalent */
2336 flags &= ~(IFF_DRV_OACTIVE|IFF_SIMPLEX|
2337 IFF_LINK0|IFF_LINK1|IFF_LINK2);
2338 /* Linux' multicast flag is in a different bit */
2339 if (flags & IFF_MULTICAST) {
2340 flags &= ~IFF_MULTICAST;
2341 flags |= 0x1000;
2342 }
2343
2344 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags)));
2345 }
2346
2347 #define ARPHRD_ETHER 1
2348 #define ARPHRD_LOOPBACK 772
2349
2350 static int
2351 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr)
2352 {
2353 struct ifaddr *ifa;
2354 struct sockaddr_dl *sdl;
2355 struct l_sockaddr lsa;
2356
2357 if (ifp->if_type == IFT_LOOP) {
2358 bzero(&lsa, sizeof(lsa));
2359 lsa.sa_family = ARPHRD_LOOPBACK;
2360 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2361 }
2362
2363 if (ifp->if_type != IFT_ETHER)
2364 return (ENOENT);
2365
2366 CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2367 sdl = (struct sockaddr_dl*)ifa->ifa_addr;
2368 if (sdl != NULL && (sdl->sdl_family == AF_LINK) &&
2369 (sdl->sdl_type == IFT_ETHER)) {
2370 bzero(&lsa, sizeof(lsa));
2371 lsa.sa_family = ARPHRD_ETHER;
2372 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN);
2373 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2374 }
2375 }
2376
2377 return (ENOENT);
2378 }
2379
2380
2381 /*
2382 * If we fault in bsd_to_linux_ifreq() then we will fault when we call
2383 * the native ioctl(). Thus, we don't really need to check the return
2384 * value of this function.
2385 */
2386 static int
2387 bsd_to_linux_ifreq(struct ifreq *arg)
2388 {
2389 struct ifreq ifr;
2390 size_t ifr_len = sizeof(struct ifreq);
2391 int error;
2392
2393 if ((error = copyin(arg, &ifr, ifr_len)))
2394 return (error);
2395
2396 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family;
2397
2398 error = copyout(&ifr, arg, ifr_len);
2399
2400 return (error);
2401 }
2402
2403 /*
2404 * Socket related ioctls
2405 */
2406
2407 static int
2408 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args)
2409 {
2410 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ];
2411 struct ifnet *ifp;
2412 struct file *fp;
2413 int error, type;
2414
2415 ifp = NULL;
2416 error = 0;
2417
2418 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2419 if (error != 0)
2420 return (error);
2421 type = fp->f_type;
2422 fdrop(fp, td);
2423 if (type != DTYPE_SOCKET) {
2424 /* not a socket - probably a tap / vmnet device */
2425 switch (args->cmd) {
2426 case LINUX_SIOCGIFADDR:
2427 case LINUX_SIOCSIFADDR:
2428 case LINUX_SIOCGIFFLAGS:
2429 return (linux_ioctl_special(td, args));
2430 default:
2431 return (ENOIOCTL);
2432 }
2433 }
2434
2435 switch (args->cmd & 0xffff) {
2436
2437 case LINUX_FIOGETOWN:
2438 case LINUX_FIOSETOWN:
2439 case LINUX_SIOCADDMULTI:
2440 case LINUX_SIOCATMARK:
2441 case LINUX_SIOCDELMULTI:
2442 case LINUX_SIOCGIFNAME:
2443 case LINUX_SIOCGIFCONF:
2444 case LINUX_SIOCGPGRP:
2445 case LINUX_SIOCSPGRP:
2446 case LINUX_SIOCGIFCOUNT:
2447 /* these ioctls don't take an interface name */
2448 #ifdef DEBUG
2449 printf("%s(): ioctl %d\n", __func__,
2450 args->cmd & 0xffff);
2451 #endif
2452 break;
2453
2454 case LINUX_SIOCGIFFLAGS:
2455 case LINUX_SIOCGIFADDR:
2456 case LINUX_SIOCSIFADDR:
2457 case LINUX_SIOCGIFDSTADDR:
2458 case LINUX_SIOCGIFBRDADDR:
2459 case LINUX_SIOCGIFNETMASK:
2460 case LINUX_SIOCSIFNETMASK:
2461 case LINUX_SIOCGIFMTU:
2462 case LINUX_SIOCSIFMTU:
2463 case LINUX_SIOCSIFNAME:
2464 case LINUX_SIOCGIFHWADDR:
2465 case LINUX_SIOCSIFHWADDR:
2466 case LINUX_SIOCDEVPRIVATE:
2467 case LINUX_SIOCDEVPRIVATE+1:
2468 case LINUX_SIOCGIFINDEX:
2469 /* copy in the interface name and translate it. */
2470 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ);
2471 if (error != 0)
2472 return (error);
2473 #ifdef DEBUG
2474 printf("%s(): ioctl %d on %.*s\n", __func__,
2475 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname);
2476 #endif
2477 memset(ifname, 0, sizeof(ifname));
2478 ifp = ifname_linux_to_bsd(td, lifname, ifname);
2479 if (ifp == NULL)
2480 return (EINVAL);
2481 /*
2482 * We need to copy it back out in case we pass the
2483 * request on to our native ioctl(), which will expect
2484 * the ifreq to be in user space and have the correct
2485 * interface name.
2486 */
2487 error = copyout(ifname, (void *)args->arg, IFNAMSIZ);
2488 if (error != 0)
2489 return (error);
2490 #ifdef DEBUG
2491 printf("%s(): %s translated to %s\n", __func__,
2492 lifname, ifname);
2493 #endif
2494 break;
2495
2496 default:
2497 return (ENOIOCTL);
2498 }
2499
2500 switch (args->cmd & 0xffff) {
2501
2502 case LINUX_FIOSETOWN:
2503 args->cmd = FIOSETOWN;
2504 error = sys_ioctl(td, (struct ioctl_args *)args);
2505 break;
2506
2507 case LINUX_SIOCSPGRP:
2508 args->cmd = SIOCSPGRP;
2509 error = sys_ioctl(td, (struct ioctl_args *)args);
2510 break;
2511
2512 case LINUX_FIOGETOWN:
2513 args->cmd = FIOGETOWN;
2514 error = sys_ioctl(td, (struct ioctl_args *)args);
2515 break;
2516
2517 case LINUX_SIOCGPGRP:
2518 args->cmd = SIOCGPGRP;
2519 error = sys_ioctl(td, (struct ioctl_args *)args);
2520 break;
2521
2522 case LINUX_SIOCATMARK:
2523 args->cmd = SIOCATMARK;
2524 error = sys_ioctl(td, (struct ioctl_args *)args);
2525 break;
2526
2527 /* LINUX_SIOCGSTAMP */
2528
2529 case LINUX_SIOCGIFNAME:
2530 error = linux_ioctl_ifname(td, (struct l_ifreq *)args->arg);
2531 break;
2532
2533 case LINUX_SIOCGIFCONF:
2534 error = linux_ifconf(td, (struct ifconf *)args->arg);
2535 break;
2536
2537 case LINUX_SIOCGIFFLAGS:
2538 args->cmd = SIOCGIFFLAGS;
2539 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg);
2540 break;
2541
2542 case LINUX_SIOCGIFADDR:
2543 args->cmd = SIOCGIFADDR;
2544 error = sys_ioctl(td, (struct ioctl_args *)args);
2545 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2546 break;
2547
2548 case LINUX_SIOCSIFADDR:
2549 /* XXX probably doesn't work, included for completeness */
2550 args->cmd = SIOCSIFADDR;
2551 error = sys_ioctl(td, (struct ioctl_args *)args);
2552 break;
2553
2554 case LINUX_SIOCGIFDSTADDR:
2555 args->cmd = SIOCGIFDSTADDR;
2556 error = sys_ioctl(td, (struct ioctl_args *)args);
2557 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2558 break;
2559
2560 case LINUX_SIOCGIFBRDADDR:
2561 args->cmd = SIOCGIFBRDADDR;
2562 error = sys_ioctl(td, (struct ioctl_args *)args);
2563 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2564 break;
2565
2566 case LINUX_SIOCGIFNETMASK:
2567 args->cmd = SIOCGIFNETMASK;
2568 error = sys_ioctl(td, (struct ioctl_args *)args);
2569 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2570 break;
2571
2572 case LINUX_SIOCSIFNETMASK:
2573 error = ENOIOCTL;
2574 break;
2575
2576 case LINUX_SIOCGIFMTU:
2577 args->cmd = SIOCGIFMTU;
2578 error = sys_ioctl(td, (struct ioctl_args *)args);
2579 break;
2580
2581 case LINUX_SIOCSIFMTU:
2582 args->cmd = SIOCSIFMTU;
2583 error = sys_ioctl(td, (struct ioctl_args *)args);
2584 break;
2585
2586 case LINUX_SIOCSIFNAME:
2587 error = ENOIOCTL;
2588 break;
2589
2590 case LINUX_SIOCGIFHWADDR:
2591 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg);
2592 break;
2593
2594 case LINUX_SIOCSIFHWADDR:
2595 error = ENOIOCTL;
2596 break;
2597
2598 case LINUX_SIOCADDMULTI:
2599 args->cmd = SIOCADDMULTI;
2600 error = sys_ioctl(td, (struct ioctl_args *)args);
2601 break;
2602
2603 case LINUX_SIOCDELMULTI:
2604 args->cmd = SIOCDELMULTI;
2605 error = sys_ioctl(td, (struct ioctl_args *)args);
2606 break;
2607
2608 case LINUX_SIOCGIFINDEX:
2609 args->cmd = SIOCGIFINDEX;
2610 error = sys_ioctl(td, (struct ioctl_args *)args);
2611 break;
2612
2613 case LINUX_SIOCGIFCOUNT:
2614 error = 0;
2615 break;
2616
2617 /*
2618 * XXX This is slightly bogus, but these ioctls are currently
2619 * XXX only used by the aironet (if_an) network driver.
2620 */
2621 case LINUX_SIOCDEVPRIVATE:
2622 args->cmd = SIOCGPRIVATE_0;
2623 error = sys_ioctl(td, (struct ioctl_args *)args);
2624 break;
2625
2626 case LINUX_SIOCDEVPRIVATE+1:
2627 args->cmd = SIOCGPRIVATE_1;
2628 error = sys_ioctl(td, (struct ioctl_args *)args);
2629 break;
2630 }
2631
2632 if (ifp != NULL)
2633 /* restore the original interface name */
2634 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ);
2635
2636 #ifdef DEBUG
2637 printf("%s(): returning %d\n", __func__, error);
2638 #endif
2639 return (error);
2640 }
2641
2642 /*
2643 * Device private ioctl handler
2644 */
2645 static int
2646 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args)
2647 {
2648 struct file *fp;
2649 int error, type;
2650
2651 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2652 if (error != 0)
2653 return (error);
2654 type = fp->f_type;
2655 fdrop(fp, td);
2656 if (type == DTYPE_SOCKET)
2657 return (linux_ioctl_socket(td, args));
2658 return (ENOIOCTL);
2659 }
2660
2661 /*
2662 * DRM ioctl handler (sys/dev/drm)
2663 */
2664 static int
2665 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
2666 {
2667 args->cmd = SETDIR(args->cmd);
2668 return (sys_ioctl(td, (struct ioctl_args *)args));
2669 }
2670
2671 #ifdef COMPAT_LINUX32
2672 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0)
2673 #define PTRIN_CP(src,dst,fld) \
2674 do { (dst).fld = PTRIN((src).fld); } while (0)
2675 #define PTROUT_CP(src,dst,fld) \
2676 do { (dst).fld = PTROUT((src).fld); } while (0)
2677
2678 static int
2679 linux_ioctl_sg_io(struct thread *td, struct linux_ioctl_args *args)
2680 {
2681 struct sg_io_hdr io;
2682 struct sg_io_hdr32 io32;
2683 struct file *fp;
2684 int error;
2685
2686 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
2687 if (error != 0) {
2688 printf("sg_linux_ioctl: fget returned %d\n", error);
2689 return (error);
2690 }
2691
2692 if ((error = copyin((void *)args->arg, &io32, sizeof(io32))) != 0)
2693 goto out;
2694
2695 CP(io32, io, interface_id);
2696 CP(io32, io, dxfer_direction);
2697 CP(io32, io, cmd_len);
2698 CP(io32, io, mx_sb_len);
2699 CP(io32, io, iovec_count);
2700 CP(io32, io, dxfer_len);
2701 PTRIN_CP(io32, io, dxferp);
2702 PTRIN_CP(io32, io, cmdp);
2703 PTRIN_CP(io32, io, sbp);
2704 CP(io32, io, timeout);
2705 CP(io32, io, flags);
2706 CP(io32, io, pack_id);
2707 PTRIN_CP(io32, io, usr_ptr);
2708 CP(io32, io, status);
2709 CP(io32, io, masked_status);
2710 CP(io32, io, msg_status);
2711 CP(io32, io, sb_len_wr);
2712 CP(io32, io, host_status);
2713 CP(io32, io, driver_status);
2714 CP(io32, io, resid);
2715 CP(io32, io, duration);
2716 CP(io32, io, info);
2717
2718 if ((error = fo_ioctl(fp, SG_IO, (caddr_t)&io, td->td_ucred, td)) != 0)
2719 goto out;
2720
2721 CP(io, io32, interface_id);
2722 CP(io, io32, dxfer_direction);
2723 CP(io, io32, cmd_len);
2724 CP(io, io32, mx_sb_len);
2725 CP(io, io32, iovec_count);
2726 CP(io, io32, dxfer_len);
2727 PTROUT_CP(io, io32, dxferp);
2728 PTROUT_CP(io, io32, cmdp);
2729 PTROUT_CP(io, io32, sbp);
2730 CP(io, io32, timeout);
2731 CP(io, io32, flags);
2732 CP(io, io32, pack_id);
2733 PTROUT_CP(io, io32, usr_ptr);
2734 CP(io, io32, status);
2735 CP(io, io32, masked_status);
2736 CP(io, io32, msg_status);
2737 CP(io, io32, sb_len_wr);
2738 CP(io, io32, host_status);
2739 CP(io, io32, driver_status);
2740 CP(io, io32, resid);
2741 CP(io, io32, duration);
2742 CP(io, io32, info);
2743
2744 error = copyout(&io32, (void *)args->arg, sizeof(io32));
2745
2746 out:
2747 fdrop(fp, td);
2748 return (error);
2749 }
2750 #endif
2751
2752 static int
2753 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args)
2754 {
2755
2756 switch (args->cmd) {
2757 case LINUX_SG_GET_VERSION_NUM:
2758 args->cmd = SG_GET_VERSION_NUM;
2759 break;
2760 case LINUX_SG_SET_TIMEOUT:
2761 args->cmd = SG_SET_TIMEOUT;
2762 break;
2763 case LINUX_SG_GET_TIMEOUT:
2764 args->cmd = SG_GET_TIMEOUT;
2765 break;
2766 case LINUX_SG_IO:
2767 args->cmd = SG_IO;
2768 #ifdef COMPAT_LINUX32
2769 return (linux_ioctl_sg_io(td, args));
2770 #endif
2771 break;
2772 case LINUX_SG_GET_RESERVED_SIZE:
2773 args->cmd = SG_GET_RESERVED_SIZE;
2774 break;
2775 case LINUX_SG_GET_SCSI_ID:
2776 args->cmd = SG_GET_SCSI_ID;
2777 break;
2778 case LINUX_SG_GET_SG_TABLESIZE:
2779 args->cmd = SG_GET_SG_TABLESIZE;
2780 break;
2781 default:
2782 return (ENODEV);
2783 }
2784 return (sys_ioctl(td, (struct ioctl_args *)args));
2785 }
2786
2787 /*
2788 * Video4Linux (V4L) ioctl handler
2789 */
2790 static int
2791 linux_to_bsd_v4l_tuner(struct l_video_tuner *lvt, struct video_tuner *vt)
2792 {
2793 vt->tuner = lvt->tuner;
2794 strlcpy(vt->name, lvt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2795 vt->rangelow = lvt->rangelow; /* possible long size conversion */
2796 vt->rangehigh = lvt->rangehigh; /* possible long size conversion */
2797 vt->flags = lvt->flags;
2798 vt->mode = lvt->mode;
2799 vt->signal = lvt->signal;
2800 return (0);
2801 }
2802
2803 static int
2804 bsd_to_linux_v4l_tuner(struct video_tuner *vt, struct l_video_tuner *lvt)
2805 {
2806 lvt->tuner = vt->tuner;
2807 strlcpy(lvt->name, vt->name, LINUX_VIDEO_TUNER_NAME_SIZE);
2808 lvt->rangelow = vt->rangelow; /* possible long size conversion */
2809 lvt->rangehigh = vt->rangehigh; /* possible long size conversion */
2810 lvt->flags = vt->flags;
2811 lvt->mode = vt->mode;
2812 lvt->signal = vt->signal;
2813 return (0);
2814 }
2815
2816 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2817 static int
2818 linux_to_bsd_v4l_clip(struct l_video_clip *lvc, struct video_clip *vc)
2819 {
2820 vc->x = lvc->x;
2821 vc->y = lvc->y;
2822 vc->width = lvc->width;
2823 vc->height = lvc->height;
2824 vc->next = PTRIN(lvc->next); /* possible pointer size conversion */
2825 return (0);
2826 }
2827 #endif
2828
2829 static int
2830 linux_to_bsd_v4l_window(struct l_video_window *lvw, struct video_window *vw)
2831 {
2832 vw->x = lvw->x;
2833 vw->y = lvw->y;
2834 vw->width = lvw->width;
2835 vw->height = lvw->height;
2836 vw->chromakey = lvw->chromakey;
2837 vw->flags = lvw->flags;
2838 vw->clips = PTRIN(lvw->clips); /* possible pointer size conversion */
2839 vw->clipcount = lvw->clipcount;
2840 return (0);
2841 }
2842
2843 static int
2844 bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw)
2845 {
2846 lvw->x = vw->x;
2847 lvw->y = vw->y;
2848 lvw->width = vw->width;
2849 lvw->height = vw->height;
2850 lvw->chromakey = vw->chromakey;
2851 lvw->flags = vw->flags;
2852 lvw->clips = PTROUT(vw->clips); /* possible pointer size conversion */
2853 lvw->clipcount = vw->clipcount;
2854 return (0);
2855 }
2856
2857 static int
2858 linux_to_bsd_v4l_buffer(struct l_video_buffer *lvb, struct video_buffer *vb)
2859 {
2860 vb->base = PTRIN(lvb->base); /* possible pointer size conversion */
2861 vb->height = lvb->height;
2862 vb->width = lvb->width;
2863 vb->depth = lvb->depth;
2864 vb->bytesperline = lvb->bytesperline;
2865 return (0);
2866 }
2867
2868 static int
2869 bsd_to_linux_v4l_buffer(struct video_buffer *vb, struct l_video_buffer *lvb)
2870 {
2871 lvb->base = PTROUT(vb->base); /* possible pointer size conversion */
2872 lvb->height = vb->height;
2873 lvb->width = vb->width;
2874 lvb->depth = vb->depth;
2875 lvb->bytesperline = vb->bytesperline;
2876 return (0);
2877 }
2878
2879 static int
2880 linux_to_bsd_v4l_code(struct l_video_code *lvc, struct video_code *vc)
2881 {
2882 strlcpy(vc->loadwhat, lvc->loadwhat, LINUX_VIDEO_CODE_LOADWHAT_SIZE);
2883 vc->datasize = lvc->datasize;
2884 vc->data = PTRIN(lvc->data); /* possible pointer size conversion */
2885 return (0);
2886 }
2887
2888 #ifdef COMPAT_LINUX_V4L_CLIPLIST
2889 static int
2890 linux_v4l_clip_copy(void *lvc, struct video_clip **ppvc)
2891 {
2892 int error;
2893 struct video_clip vclip;
2894 struct l_video_clip l_vclip;
2895
2896 error = copyin(lvc, &l_vclip, sizeof(l_vclip));
2897 if (error) return (error);
2898 linux_to_bsd_v4l_clip(&l_vclip, &vclip);
2899 /* XXX: If there can be no concurrency: s/M_NOWAIT/M_WAITOK/ */
2900 if ((*ppvc = malloc(sizeof(**ppvc), M_LINUX, M_NOWAIT)) == NULL)
2901 return (ENOMEM); /* XXX: Linux has no ENOMEM here. */
2902 memcpy(*ppvc, &vclip, sizeof(vclip));
2903 (*ppvc)->next = NULL;
2904 return (0);
2905 }
2906
2907 static int
2908 linux_v4l_cliplist_free(struct video_window *vw)
2909 {
2910 struct video_clip **ppvc;
2911 struct video_clip **ppvc_next;
2912
2913 for (ppvc = &(vw->clips); *ppvc != NULL; ppvc = ppvc_next) {
2914 ppvc_next = &((*ppvc)->next);
2915 free(*ppvc, M_LINUX);
2916 }
2917 vw->clips = NULL;
2918
2919 return (0);
2920 }
2921
2922 static int
2923 linux_v4l_cliplist_copy(struct l_video_window *lvw, struct video_window *vw)
2924 {
2925 int error;
2926 int clipcount;
2927 void *plvc;
2928 struct video_clip **ppvc;
2929
2930 /*
2931 * XXX: The cliplist is used to pass in a list of clipping
2932 * rectangles or, if clipcount == VIDEO_CLIP_BITMAP, a
2933 * clipping bitmap. Some Linux apps, however, appear to
2934 * leave cliplist and clips uninitialized. In any case,
2935 * the cliplist is not used by pwc(4), at the time of
2936 * writing, FreeBSD's only V4L driver. When a driver
2937 * that uses the cliplist is developed, this code may
2938 * need re-examiniation.
2939 */
2940 error = 0;
2941 clipcount = vw->clipcount;
2942 if (clipcount == VIDEO_CLIP_BITMAP) {
2943 /*
2944 * In this case, the pointer (clips) is overloaded
2945 * to be a "void *" to a bitmap, therefore there
2946 * is no struct video_clip to copy now.
2947 */
2948 } else if (clipcount > 0 && clipcount <= 16384) {
2949 /*
2950 * Clips points to list of clip rectangles, so
2951 * copy the list.
2952 *
2953 * XXX: Upper limit of 16384 was used here to try to
2954 * avoid cases when clipcount and clips pointer
2955 * are uninitialized and therefore have high random
2956 * values, as is the case in the Linux Skype
2957 * application. The value 16384 was chosen as that
2958 * is what is used in the Linux stradis(4) MPEG
2959 * decoder driver, the only place we found an
2960 * example of cliplist use.
2961 */
2962 plvc = PTRIN(lvw->clips);
2963 vw->clips = NULL;
2964 ppvc = &(vw->clips);
2965 while (clipcount-- > 0) {
2966 if (plvc == NULL) {
2967 error = EFAULT;
2968 break;
2969 } else {
2970 error = linux_v4l_clip_copy(plvc, ppvc);
2971 if (error) {
2972 linux_v4l_cliplist_free(vw);
2973 break;
2974 }
2975 }
2976 ppvc = &((*ppvc)->next);
2977 plvc = PTRIN(((struct l_video_clip *) plvc)->next);
2978 }
2979 } else {
2980 /*
2981 * clipcount == 0 or negative (but not VIDEO_CLIP_BITMAP)
2982 * Force cliplist to null.
2983 */
2984 vw->clipcount = 0;
2985 vw->clips = NULL;
2986 }
2987 return (error);
2988 }
2989 #endif
2990
2991 static int
2992 linux_ioctl_v4l(struct thread *td, struct linux_ioctl_args *args)
2993 {
2994 struct file *fp;
2995 int error;
2996 struct video_tuner vtun;
2997 struct video_window vwin;
2998 struct video_buffer vbuf;
2999 struct video_code vcode;
3000 struct l_video_tuner l_vtun;
3001 struct l_video_window l_vwin;
3002 struct l_video_buffer l_vbuf;
3003 struct l_video_code l_vcode;
3004
3005 switch (args->cmd & 0xffff) {
3006 case LINUX_VIDIOCGCAP: args->cmd = VIDIOCGCAP; break;
3007 case LINUX_VIDIOCGCHAN: args->cmd = VIDIOCGCHAN; break;
3008 case LINUX_VIDIOCSCHAN: args->cmd = VIDIOCSCHAN; break;
3009
3010 case LINUX_VIDIOCGTUNER:
3011 error = fget(td, args->fd,
3012 &cap_ioctl_rights, &fp);
3013 if (error != 0)
3014 return (error);
3015 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
3016 if (error) {
3017 fdrop(fp, td);
3018 return (error);
3019 }
3020 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
3021 error = fo_ioctl(fp, VIDIOCGTUNER, &vtun, td->td_ucred, td);
3022 if (!error) {
3023 bsd_to_linux_v4l_tuner(&vtun, &l_vtun);
3024 error = copyout(&l_vtun, (void *) args->arg,
3025 sizeof(l_vtun));
3026 }
3027 fdrop(fp, td);
3028 return (error);
3029
3030 case LINUX_VIDIOCSTUNER:
3031 error = fget(td, args->fd,
3032 &cap_ioctl_rights, &fp);
3033 if (error != 0)
3034 return (error);
3035 error = copyin((void *) args->arg, &l_vtun, sizeof(l_vtun));
3036 if (error) {
3037 fdrop(fp, td);
3038 return (error);
3039 }
3040 linux_to_bsd_v4l_tuner(&l_vtun, &vtun);
3041 error = fo_ioctl(fp, VIDIOCSTUNER, &vtun, td->td_ucred, td);
3042 fdrop(fp, td);
3043 return (error);
3044
3045 case LINUX_VIDIOCGPICT: args->cmd = VIDIOCGPICT; break;
3046 case LINUX_VIDIOCSPICT: args->cmd = VIDIOCSPICT; break;
3047 case LINUX_VIDIOCCAPTURE: args->cmd = VIDIOCCAPTURE; break;
3048
3049 case LINUX_VIDIOCGWIN:
3050 error = fget(td, args->fd,
3051 &cap_ioctl_rights, &fp);
3052 if (error != 0)
3053 return (error);
3054 error = fo_ioctl(fp, VIDIOCGWIN, &vwin, td->td_ucred, td);
3055 if (!error) {
3056 bsd_to_linux_v4l_window(&vwin, &l_vwin);
3057 error = copyout(&l_vwin, (void *) args->arg,
3058 sizeof(l_vwin));
3059 }
3060 fdrop(fp, td);
3061 return (error);
3062
3063 case LINUX_VIDIOCSWIN:
3064 error = fget(td, args->fd,
3065 &cap_ioctl_rights, &fp);
3066 if (error != 0)
3067 return (error);
3068 error = copyin((void *) args->arg, &l_vwin, sizeof(l_vwin));
3069 if (error) {
3070 fdrop(fp, td);
3071 return (error);
3072 }
3073 linux_to_bsd_v4l_window(&l_vwin, &vwin);
3074 #ifdef COMPAT_LINUX_V4L_CLIPLIST
3075 error = linux_v4l_cliplist_copy(&l_vwin, &vwin);
3076 if (error) {
3077 fdrop(fp, td);
3078 return (error);
3079 }
3080 #endif
3081 error = fo_ioctl(fp, VIDIOCSWIN, &vwin, td->td_ucred, td);
3082 fdrop(fp, td);
3083 #ifdef COMPAT_LINUX_V4L_CLIPLIST
3084 linux_v4l_cliplist_free(&vwin);
3085 #endif
3086 return (error);
3087
3088 case LINUX_VIDIOCGFBUF:
3089 error = fget(td, args->fd,
3090 &cap_ioctl_rights, &fp);
3091 if (error != 0)
3092 return (error);
3093 error = fo_ioctl(fp, VIDIOCGFBUF, &vbuf, td->td_ucred, td);
3094 if (!error) {
3095 bsd_to_linux_v4l_buffer(&vbuf, &l_vbuf);
3096 error = copyout(&l_vbuf, (void *) args->arg,
3097 sizeof(l_vbuf));
3098 }
3099 fdrop(fp, td);
3100 return (error);
3101
3102 case LINUX_VIDIOCSFBUF:
3103 error = fget(td, args->fd,
3104 &cap_ioctl_rights, &fp);
3105 if (error != 0)
3106 return (error);
3107 error = copyin((void *) args->arg, &l_vbuf, sizeof(l_vbuf));
3108 if (error) {
3109 fdrop(fp, td);
3110 return (error);
3111 }
3112 linux_to_bsd_v4l_buffer(&l_vbuf, &vbuf);
3113 error = fo_ioctl(fp, VIDIOCSFBUF, &vbuf, td->td_ucred, td);
3114 fdrop(fp, td);
3115 return (error);
3116
3117 case LINUX_VIDIOCKEY: args->cmd = VIDIOCKEY; break;
3118 case LINUX_VIDIOCGFREQ: args->cmd = VIDIOCGFREQ; break;
3119 case LINUX_VIDIOCSFREQ: args->cmd = VIDIOCSFREQ; break;
3120 case LINUX_VIDIOCGAUDIO: args->cmd = VIDIOCGAUDIO; break;
3121 case LINUX_VIDIOCSAUDIO: args->cmd = VIDIOCSAUDIO; break;
3122 case LINUX_VIDIOCSYNC: args->cmd = VIDIOCSYNC; break;
3123 case LINUX_VIDIOCMCAPTURE: args->cmd = VIDIOCMCAPTURE; break;
3124 case LINUX_VIDIOCGMBUF: args->cmd = VIDIOCGMBUF; break;
3125 case LINUX_VIDIOCGUNIT: args->cmd = VIDIOCGUNIT; break;
3126 case LINUX_VIDIOCGCAPTURE: args->cmd = VIDIOCGCAPTURE; break;
3127 case LINUX_VIDIOCSCAPTURE: args->cmd = VIDIOCSCAPTURE; break;
3128 case LINUX_VIDIOCSPLAYMODE: args->cmd = VIDIOCSPLAYMODE; break;
3129 case LINUX_VIDIOCSWRITEMODE: args->cmd = VIDIOCSWRITEMODE; break;
3130 case LINUX_VIDIOCGPLAYINFO: args->cmd = VIDIOCGPLAYINFO; break;
3131
3132 case LINUX_VIDIOCSMICROCODE:
3133 error = fget(td, args->fd,
3134 &cap_ioctl_rights, &fp);
3135 if (error != 0)
3136 return (error);
3137 error = copyin((void *) args->arg, &l_vcode, sizeof(l_vcode));
3138 if (error) {
3139 fdrop(fp, td);
3140 return (error);
3141 }
3142 linux_to_bsd_v4l_code(&l_vcode, &vcode);
3143 error = fo_ioctl(fp, VIDIOCSMICROCODE, &vcode, td->td_ucred, td);
3144 fdrop(fp, td);
3145 return (error);
3146
3147 case LINUX_VIDIOCGVBIFMT: args->cmd = VIDIOCGVBIFMT; break;
3148 case LINUX_VIDIOCSVBIFMT: args->cmd = VIDIOCSVBIFMT; break;
3149 default: return (ENOIOCTL);
3150 }
3151
3152 error = sys_ioctl(td, (struct ioctl_args *)args);
3153 return (error);
3154 }
3155
3156 /*
3157 * Special ioctl handler
3158 */
3159 static int
3160 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args)
3161 {
3162 int error;
3163
3164 switch (args->cmd) {
3165 case LINUX_SIOCGIFADDR:
3166 args->cmd = SIOCGIFADDR;
3167 error = sys_ioctl(td, (struct ioctl_args *)args);
3168 break;
3169 case LINUX_SIOCSIFADDR:
3170 args->cmd = SIOCSIFADDR;
3171 error = sys_ioctl(td, (struct ioctl_args *)args);
3172 break;
3173 case LINUX_SIOCGIFFLAGS:
3174 args->cmd = SIOCGIFFLAGS;
3175 error = sys_ioctl(td, (struct ioctl_args *)args);
3176 break;
3177 default:
3178 error = ENOIOCTL;
3179 }
3180
3181 return (error);
3182 }
3183
3184 static int
3185 linux_to_bsd_v4l2_standard(struct l_v4l2_standard *lvstd, struct v4l2_standard *vstd)
3186 {
3187 vstd->index = lvstd->index;
3188 vstd->id = lvstd->id;
3189 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3190 memcpy(vstd->name, lvstd->name, sizeof(vstd->name));
3191 vstd->frameperiod = lvstd->frameperiod;
3192 vstd->framelines = lvstd->framelines;
3193 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3194 memcpy(vstd->reserved, lvstd->reserved, sizeof(vstd->reserved));
3195 return (0);
3196 }
3197
3198 static int
3199 bsd_to_linux_v4l2_standard(struct v4l2_standard *vstd, struct l_v4l2_standard *lvstd)
3200 {
3201 lvstd->index = vstd->index;
3202 lvstd->id = vstd->id;
3203 CTASSERT(sizeof(vstd->name) == sizeof(lvstd->name));
3204 memcpy(lvstd->name, vstd->name, sizeof(lvstd->name));
3205 lvstd->frameperiod = vstd->frameperiod;
3206 lvstd->framelines = vstd->framelines;
3207 CTASSERT(sizeof(vstd->reserved) == sizeof(lvstd->reserved));
3208 memcpy(lvstd->reserved, vstd->reserved, sizeof(lvstd->reserved));
3209 return (0);
3210 }
3211
3212 static int
3213 linux_to_bsd_v4l2_buffer(struct l_v4l2_buffer *lvb, struct v4l2_buffer *vb)
3214 {
3215 vb->index = lvb->index;
3216 vb->type = lvb->type;
3217 vb->bytesused = lvb->bytesused;
3218 vb->flags = lvb->flags;
3219 vb->field = lvb->field;
3220 vb->timestamp.tv_sec = lvb->timestamp.tv_sec;
3221 vb->timestamp.tv_usec = lvb->timestamp.tv_usec;
3222 memcpy(&vb->timecode, &lvb->timecode, sizeof (lvb->timecode));
3223 vb->sequence = lvb->sequence;
3224 vb->memory = lvb->memory;
3225 if (lvb->memory == V4L2_MEMORY_USERPTR)
3226 /* possible pointer size conversion */
3227 vb->m.userptr = (unsigned long)PTRIN(lvb->m.userptr);
3228 else
3229 vb->m.offset = lvb->m.offset;
3230 vb->length = lvb->length;
3231 vb->input = lvb->input;
3232 vb->reserved = lvb->reserved;
3233 return (0);
3234 }
3235
3236 static int
3237 bsd_to_linux_v4l2_buffer(struct v4l2_buffer *vb, struct l_v4l2_buffer *lvb)
3238 {
3239 lvb->index = vb->index;
3240 lvb->type = vb->type;
3241 lvb->bytesused = vb->bytesused;
3242 lvb->flags = vb->flags;
3243 lvb->field = vb->field;
3244 lvb->timestamp.tv_sec = vb->timestamp.tv_sec;
3245 lvb->timestamp.tv_usec = vb->timestamp.tv_usec;
3246 memcpy(&lvb->timecode, &vb->timecode, sizeof (vb->timecode));
3247 lvb->sequence = vb->sequence;
3248 lvb->memory = vb->memory;
3249 if (vb->memory == V4L2_MEMORY_USERPTR)
3250 /* possible pointer size conversion */
3251 lvb->m.userptr = PTROUT(vb->m.userptr);
3252 else
3253 lvb->m.offset = vb->m.offset;
3254 lvb->length = vb->length;
3255 lvb->input = vb->input;
3256 lvb->reserved = vb->reserved;
3257 return (0);
3258 }
3259
3260 static int
3261 linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf)
3262 {
3263 vf->type = lvf->type;
3264 if (lvf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3265 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3266 || lvf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3267 #endif
3268 )
3269 /*
3270 * XXX TODO - needs 32 -> 64 bit conversion:
3271 * (unused by webcams?)
3272 */
3273 return (EINVAL);
3274 memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt));
3275 return (0);
3276 }
3277
3278 static int
3279 bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf)
3280 {
3281 lvf->type = vf->type;
3282 if (vf->type == V4L2_BUF_TYPE_VIDEO_OVERLAY
3283 #ifdef V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3284 || vf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY
3285 #endif
3286 )
3287 /*
3288 * XXX TODO - needs 32 -> 64 bit conversion:
3289 * (unused by webcams?)
3290 */
3291 return (EINVAL);
3292 memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt));
3293 return (0);
3294 }
3295 static int
3296 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args)
3297 {
3298 struct file *fp;
3299 int error;
3300 struct v4l2_format vformat;
3301 struct l_v4l2_format l_vformat;
3302 struct v4l2_standard vstd;
3303 struct l_v4l2_standard l_vstd;
3304 struct l_v4l2_buffer l_vbuf;
3305 struct v4l2_buffer vbuf;
3306 struct v4l2_input vinp;
3307
3308 switch (args->cmd & 0xffff) {
3309 case LINUX_VIDIOC_RESERVED:
3310 case LINUX_VIDIOC_LOG_STATUS:
3311 if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID)
3312 return (ENOIOCTL);
3313 args->cmd = (args->cmd & 0xffff) | IOC_VOID;
3314 break;
3315
3316 case LINUX_VIDIOC_OVERLAY:
3317 case LINUX_VIDIOC_STREAMON:
3318 case LINUX_VIDIOC_STREAMOFF:
3319 case LINUX_VIDIOC_S_STD:
3320 case LINUX_VIDIOC_S_TUNER:
3321 case LINUX_VIDIOC_S_AUDIO:
3322 case LINUX_VIDIOC_S_AUDOUT:
3323 case LINUX_VIDIOC_S_MODULATOR:
3324 case LINUX_VIDIOC_S_FREQUENCY:
3325 case LINUX_VIDIOC_S_CROP:
3326 case LINUX_VIDIOC_S_JPEGCOMP:
3327 case LINUX_VIDIOC_S_PRIORITY:
3328 case LINUX_VIDIOC_DBG_S_REGISTER:
3329 case LINUX_VIDIOC_S_HW_FREQ_SEEK:
3330 case LINUX_VIDIOC_SUBSCRIBE_EVENT:
3331 case LINUX_VIDIOC_UNSUBSCRIBE_EVENT:
3332 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_IN;
3333 break;
3334
3335 case LINUX_VIDIOC_QUERYCAP:
3336 case LINUX_VIDIOC_G_STD:
3337 case LINUX_VIDIOC_G_AUDIO:
3338 case LINUX_VIDIOC_G_INPUT:
3339 case LINUX_VIDIOC_G_OUTPUT:
3340 case LINUX_VIDIOC_G_AUDOUT:
3341 case LINUX_VIDIOC_G_JPEGCOMP:
3342 case LINUX_VIDIOC_QUERYSTD:
3343 case LINUX_VIDIOC_G_PRIORITY:
3344 case LINUX_VIDIOC_QUERY_DV_PRESET:
3345 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_OUT;
3346 break;
3347
3348 case LINUX_VIDIOC_ENUM_FMT:
3349 case LINUX_VIDIOC_REQBUFS:
3350 case LINUX_VIDIOC_G_PARM:
3351 case LINUX_VIDIOC_S_PARM:
3352 case LINUX_VIDIOC_G_CTRL:
3353 case LINUX_VIDIOC_S_CTRL:
3354 case LINUX_VIDIOC_G_TUNER:
3355 case LINUX_VIDIOC_QUERYCTRL:
3356 case LINUX_VIDIOC_QUERYMENU:
3357 case LINUX_VIDIOC_S_INPUT:
3358 case LINUX_VIDIOC_S_OUTPUT:
3359 case LINUX_VIDIOC_ENUMOUTPUT:
3360 case LINUX_VIDIOC_G_MODULATOR:
3361 case LINUX_VIDIOC_G_FREQUENCY:
3362 case LINUX_VIDIOC_CROPCAP:
3363 case LINUX_VIDIOC_G_CROP:
3364 case LINUX_VIDIOC_ENUMAUDIO:
3365 case LINUX_VIDIOC_ENUMAUDOUT:
3366 case LINUX_VIDIOC_G_SLICED_VBI_CAP:
3367 #ifdef VIDIOC_ENUM_FRAMESIZES
3368 case LINUX_VIDIOC_ENUM_FRAMESIZES:
3369 case LINUX_VIDIOC_ENUM_FRAMEINTERVALS:
3370 case LINUX_VIDIOC_ENCODER_CMD:
3371 case LINUX_VIDIOC_TRY_ENCODER_CMD:
3372 #endif
3373 case LINUX_VIDIOC_DBG_G_REGISTER:
3374 case LINUX_VIDIOC_DBG_G_CHIP_IDENT:
3375 case LINUX_VIDIOC_ENUM_DV_PRESETS:
3376 case LINUX_VIDIOC_S_DV_PRESET:
3377 case LINUX_VIDIOC_G_DV_PRESET:
3378 case LINUX_VIDIOC_S_DV_TIMINGS:
3379 case LINUX_VIDIOC_G_DV_TIMINGS:
3380 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3381 break;
3382
3383 case LINUX_VIDIOC_G_FMT:
3384 case LINUX_VIDIOC_S_FMT:
3385 case LINUX_VIDIOC_TRY_FMT:
3386 error = copyin((void *)args->arg, &l_vformat, sizeof(l_vformat));
3387 if (error)
3388 return (error);
3389 error = fget(td, args->fd,
3390 &cap_ioctl_rights, &fp);
3391 if (error)
3392 return (error);
3393 if (linux_to_bsd_v4l2_format(&l_vformat, &vformat) != 0)
3394 error = EINVAL;
3395 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_G_FMT)
3396 error = fo_ioctl(fp, VIDIOC_G_FMT, &vformat,
3397 td->td_ucred, td);
3398 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_S_FMT)
3399 error = fo_ioctl(fp, VIDIOC_S_FMT, &vformat,
3400 td->td_ucred, td);
3401 else
3402 error = fo_ioctl(fp, VIDIOC_TRY_FMT, &vformat,
3403 td->td_ucred, td);
3404 bsd_to_linux_v4l2_format(&vformat, &l_vformat);
3405 copyout(&l_vformat, (void *)args->arg, sizeof(l_vformat));
3406 fdrop(fp, td);
3407 return (error);
3408
3409 case LINUX_VIDIOC_ENUMSTD:
3410 error = copyin((void *)args->arg, &l_vstd, sizeof(l_vstd));
3411 if (error)
3412 return (error);
3413 linux_to_bsd_v4l2_standard(&l_vstd, &vstd);
3414 error = fget(td, args->fd,
3415 &cap_ioctl_rights, &fp);
3416 if (error)
3417 return (error);
3418 error = fo_ioctl(fp, VIDIOC_ENUMSTD, (caddr_t)&vstd,
3419 td->td_ucred, td);
3420 if (error) {
3421 fdrop(fp, td);
3422 return (error);
3423 }
3424 bsd_to_linux_v4l2_standard(&vstd, &l_vstd);
3425 error = copyout(&l_vstd, (void *)args->arg, sizeof(l_vstd));
3426 fdrop(fp, td);
3427 return (error);
3428
3429 case LINUX_VIDIOC_ENUMINPUT:
3430 /*
3431 * The Linux struct l_v4l2_input differs only in size,
3432 * it has no padding at the end.
3433 */
3434 error = copyin((void *)args->arg, &vinp,
3435 sizeof(struct l_v4l2_input));
3436 if (error != 0)
3437 return (error);
3438 error = fget(td, args->fd,
3439 &cap_ioctl_rights, &fp);
3440 if (error != 0)
3441 return (error);
3442 error = fo_ioctl(fp, VIDIOC_ENUMINPUT, (caddr_t)&vinp,
3443 td->td_ucred, td);
3444 if (error) {
3445 fdrop(fp, td);
3446 return (error);
3447 }
3448 error = copyout(&vinp, (void *)args->arg,
3449 sizeof(struct l_v4l2_input));
3450 fdrop(fp, td);
3451 return (error);
3452
3453 case LINUX_VIDIOC_QUERYBUF:
3454 case LINUX_VIDIOC_QBUF:
3455 case LINUX_VIDIOC_DQBUF:
3456 error = copyin((void *)args->arg, &l_vbuf, sizeof(l_vbuf));
3457 if (error)
3458 return (error);
3459 error = fget(td, args->fd,
3460 &cap_ioctl_rights, &fp);
3461 if (error)
3462 return (error);
3463 linux_to_bsd_v4l2_buffer(&l_vbuf, &vbuf);
3464 if ((args->cmd & 0xffff) == LINUX_VIDIOC_QUERYBUF)
3465 error = fo_ioctl(fp, VIDIOC_QUERYBUF, &vbuf,
3466 td->td_ucred, td);
3467 else if ((args->cmd & 0xffff) == LINUX_VIDIOC_QBUF)
3468 error = fo_ioctl(fp, VIDIOC_QBUF, &vbuf,
3469 td->td_ucred, td);
3470 else
3471 error = fo_ioctl(fp, VIDIOC_DQBUF, &vbuf,
3472 td->td_ucred, td);
3473 bsd_to_linux_v4l2_buffer(&vbuf, &l_vbuf);
3474 copyout(&l_vbuf, (void *)args->arg, sizeof(l_vbuf));
3475 fdrop(fp, td);
3476 return (error);
3477
3478 /*
3479 * XXX TODO - these need 32 -> 64 bit conversion:
3480 * (are any of them needed for webcams?)
3481 */
3482 case LINUX_VIDIOC_G_FBUF:
3483 case LINUX_VIDIOC_S_FBUF:
3484
3485 case LINUX_VIDIOC_G_EXT_CTRLS:
3486 case LINUX_VIDIOC_S_EXT_CTRLS:
3487 case LINUX_VIDIOC_TRY_EXT_CTRLS:
3488
3489 case LINUX_VIDIOC_DQEVENT:
3490
3491 default: return (ENOIOCTL);
3492 }
3493
3494 error = sys_ioctl(td, (struct ioctl_args *)args);
3495 return (error);
3496 }
3497
3498 /*
3499 * Support for emulators/linux-libusb. This port uses FBSD_LUSB* macros
3500 * instead of USB* ones. This lets us to provide correct values for cmd.
3501 * 0xffffffe0 -- 0xffffffff range seemed to be the least collision-prone.
3502 */
3503 static int
3504 linux_ioctl_fbsd_usb(struct thread *td, struct linux_ioctl_args *args)
3505 {
3506 int error;
3507
3508 error = 0;
3509 switch (args->cmd) {
3510 case FBSD_LUSB_DEVICEENUMERATE:
3511 args->cmd = USB_DEVICEENUMERATE;
3512 break;
3513 case FBSD_LUSB_DEV_QUIRK_ADD:
3514 args->cmd = USB_DEV_QUIRK_ADD;
3515 break;
3516 case FBSD_LUSB_DEV_QUIRK_GET:
3517 args->cmd = USB_DEV_QUIRK_GET;
3518 break;
3519 case FBSD_LUSB_DEV_QUIRK_REMOVE:
3520 args->cmd = USB_DEV_QUIRK_REMOVE;
3521 break;
3522 case FBSD_LUSB_DO_REQUEST:
3523 args->cmd = USB_DO_REQUEST;
3524 break;
3525 case FBSD_LUSB_FS_CLEAR_STALL_SYNC:
3526 args->cmd = USB_FS_CLEAR_STALL_SYNC;
3527 break;
3528 case FBSD_LUSB_FS_CLOSE:
3529 args->cmd = USB_FS_CLOSE;
3530 break;
3531 case FBSD_LUSB_FS_COMPLETE:
3532 args->cmd = USB_FS_COMPLETE;
3533 break;
3534 case FBSD_LUSB_FS_INIT:
3535 args->cmd = USB_FS_INIT;
3536 break;
3537 case FBSD_LUSB_FS_OPEN:
3538 args->cmd = USB_FS_OPEN;
3539 break;
3540 case FBSD_LUSB_FS_START:
3541 args->cmd = USB_FS_START;
3542 break;
3543 case FBSD_LUSB_FS_STOP:
3544 args->cmd = USB_FS_STOP;
3545 break;
3546 case FBSD_LUSB_FS_UNINIT:
3547 args->cmd = USB_FS_UNINIT;
3548 break;
3549 case FBSD_LUSB_GET_CONFIG:
3550 args->cmd = USB_GET_CONFIG;
3551 break;
3552 case FBSD_LUSB_GET_DEVICEINFO:
3553 args->cmd = USB_GET_DEVICEINFO;
3554 break;
3555 case FBSD_LUSB_GET_DEVICE_DESC:
3556 args->cmd = USB_GET_DEVICE_DESC;
3557 break;
3558 case FBSD_LUSB_GET_FULL_DESC:
3559 args->cmd = USB_GET_FULL_DESC;
3560 break;
3561 case FBSD_LUSB_GET_IFACE_DRIVER:
3562 args->cmd = USB_GET_IFACE_DRIVER;
3563 break;
3564 case FBSD_LUSB_GET_PLUGTIME:
3565 args->cmd = USB_GET_PLUGTIME;
3566 break;
3567 case FBSD_LUSB_GET_POWER_MODE:
3568 args->cmd = USB_GET_POWER_MODE;
3569 break;
3570 case FBSD_LUSB_GET_REPORT_DESC:
3571 args->cmd = USB_GET_REPORT_DESC;
3572 break;
3573 case FBSD_LUSB_GET_REPORT_ID:
3574 args->cmd = USB_GET_REPORT_ID;
3575 break;
3576 case FBSD_LUSB_GET_TEMPLATE:
3577 args->cmd = USB_GET_TEMPLATE;
3578 break;
3579 case FBSD_LUSB_IFACE_DRIVER_ACTIVE:
3580 args->cmd = USB_IFACE_DRIVER_ACTIVE;
3581 break;
3582 case FBSD_LUSB_IFACE_DRIVER_DETACH:
3583 args->cmd = USB_IFACE_DRIVER_DETACH;
3584 break;
3585 case FBSD_LUSB_QUIRK_NAME_GET:
3586 args->cmd = USB_QUIRK_NAME_GET;
3587 break;
3588 case FBSD_LUSB_READ_DIR:
3589 args->cmd = USB_READ_DIR;
3590 break;
3591 case FBSD_LUSB_SET_ALTINTERFACE:
3592 args->cmd = USB_SET_ALTINTERFACE;
3593 break;
3594 case FBSD_LUSB_SET_CONFIG:
3595 args->cmd = USB_SET_CONFIG;
3596 break;
3597 case FBSD_LUSB_SET_IMMED:
3598 args->cmd = USB_SET_IMMED;
3599 break;
3600 case FBSD_LUSB_SET_POWER_MODE:
3601 args->cmd = USB_SET_POWER_MODE;
3602 break;
3603 case FBSD_LUSB_SET_TEMPLATE:
3604 args->cmd = USB_SET_TEMPLATE;
3605 break;
3606 case FBSD_LUSB_FS_OPEN_STREAM:
3607 args->cmd = USB_FS_OPEN_STREAM;
3608 break;
3609 case FBSD_LUSB_GET_DEV_PORT_PATH:
3610 args->cmd = USB_GET_DEV_PORT_PATH;
3611 break;
3612 case FBSD_LUSB_GET_POWER_USAGE:
3613 args->cmd = USB_GET_POWER_USAGE;
3614 break;
3615 default:
3616 error = ENOIOCTL;
3617 }
3618 if (error != ENOIOCTL)
3619 error = sys_ioctl(td, (struct ioctl_args *)args);
3620 return (error);
3621 }
3622
3623 /*
3624 * Some evdev ioctls must be translated.
3625 * - EVIOCGMTSLOTS is a IOC_READ ioctl on Linux although it has input data
3626 * (must be IOC_INOUT on FreeBSD).
3627 * - On Linux, EVIOCGRAB, EVIOCREVOKE and EVIOCRMFF are defined as _IOW with
3628 * an int argument. You don't pass an int pointer to the ioctl(), however,
3629 * but just the int directly. On FreeBSD, they are defined as _IOWINT for
3630 * this to work.
3631 */
3632 static int
3633 linux_ioctl_evdev(struct thread *td, struct linux_ioctl_args *args)
3634 {
3635 struct file *fp;
3636 clockid_t clock;
3637 int error;
3638
3639 args->cmd = SETDIR(args->cmd);
3640
3641 switch (args->cmd) {
3642 case (EVIOCGRAB & ~IOC_DIRMASK) | IOC_IN:
3643 args->cmd = EVIOCGRAB;
3644 break;
3645 case (EVIOCREVOKE & ~IOC_DIRMASK) | IOC_IN:
3646 args->cmd = EVIOCREVOKE;
3647 break;
3648 case (EVIOCRMFF & ~IOC_DIRMASK) | IOC_IN:
3649 args->cmd = EVIOCRMFF;
3650 break;
3651 case EVIOCSCLOCKID: {
3652 error = copyin(PTRIN(args->arg), &clock, sizeof(clock));
3653 if (error != 0)
3654 return (error);
3655 if (clock & ~(LINUX_IOCTL_EVDEV_CLK))
3656 return (EINVAL);
3657 error = linux_to_native_clockid(&clock, clock);
3658 if (error != 0)
3659 return (error);
3660
3661 error = fget(td, args->fd,
3662 &cap_ioctl_rights, &fp);
3663 if (error != 0)
3664 return (error);
3665
3666 error = fo_ioctl(fp, EVIOCSCLOCKID, &clock, td->td_ucred, td);
3667 fdrop(fp, td);
3668 return (error);
3669 }
3670 default:
3671 break;
3672 }
3673
3674 if (IOCBASECMD(args->cmd) ==
3675 ((EVIOCGMTSLOTS(0) & ~IOC_DIRMASK) | IOC_OUT))
3676 args->cmd = (args->cmd & ~IOC_DIRMASK) | IOC_INOUT;
3677
3678 return (sys_ioctl(td, (struct ioctl_args *)args));
3679 }
3680
3681 /*
3682 * main ioctl syscall function
3683 */
3684
3685 int
3686 linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
3687 {
3688 struct file *fp;
3689 struct linux_ioctl_handler_element *he;
3690 int error, cmd;
3691
3692 #ifdef DEBUG
3693 if (ldebug(ioctl))
3694 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd,
3695 (unsigned long)args->cmd);
3696 #endif
3697
3698 error = fget(td, args->fd, &cap_ioctl_rights, &fp);
3699 if (error != 0)
3700 return (error);
3701 if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
3702 fdrop(fp, td);
3703 return (EBADF);
3704 }
3705
3706 /* Iterate over the ioctl handlers */
3707 cmd = args->cmd & 0xffff;
3708 sx_slock(&linux_ioctl_sx);
3709 mtx_lock(&Giant);
3710 #ifdef COMPAT_LINUX32
3711 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
3712 if (cmd >= he->low && cmd <= he->high) {
3713 error = (*he->func)(td, args);
3714 if (error != ENOIOCTL) {
3715 mtx_unlock(&Giant);
3716 sx_sunlock(&linux_ioctl_sx);
3717 fdrop(fp, td);
3718 return (error);
3719 }
3720 }
3721 }
3722 #endif
3723 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3724 if (cmd >= he->low && cmd <= he->high) {
3725 error = (*he->func)(td, args);
3726 if (error != ENOIOCTL) {
3727 mtx_unlock(&Giant);
3728 sx_sunlock(&linux_ioctl_sx);
3729 fdrop(fp, td);
3730 return (error);
3731 }
3732 }
3733 }
3734 mtx_unlock(&Giant);
3735 sx_sunlock(&linux_ioctl_sx);
3736 fdrop(fp, td);
3737
3738 switch (args->cmd & 0xffff) {
3739 case LINUX_BTRFS_IOC_CLONE:
3740 return (ENOTSUP);
3741
3742 default:
3743 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
3744 args->fd, (int)(args->cmd & 0xffff),
3745 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff));
3746 break;
3747 }
3748
3749 return (EINVAL);
3750 }
3751
3752 int
3753 linux_ioctl_register_handler(struct linux_ioctl_handler *h)
3754 {
3755 struct linux_ioctl_handler_element *he, *cur;
3756
3757 if (h == NULL || h->func == NULL)
3758 return (EINVAL);
3759
3760 /*
3761 * Reuse the element if the handler is already on the list, otherwise
3762 * create a new element.
3763 */
3764 sx_xlock(&linux_ioctl_sx);
3765 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3766 if (he->func == h->func)
3767 break;
3768 }
3769 if (he == NULL) {
3770 he = malloc(sizeof(*he),
3771 M_LINUX, M_WAITOK);
3772 he->func = h->func;
3773 } else
3774 TAILQ_REMOVE(&linux_ioctl_handlers, he, list);
3775
3776 /* Initialize range information. */
3777 he->low = h->low;
3778 he->high = h->high;
3779 he->span = h->high - h->low + 1;
3780
3781 /* Add the element to the list, sorted on span. */
3782 TAILQ_FOREACH(cur, &linux_ioctl_handlers, list) {
3783 if (cur->span > he->span) {
3784 TAILQ_INSERT_BEFORE(cur, he, list);
3785 sx_xunlock(&linux_ioctl_sx);
3786 return (0);
3787 }
3788 }
3789 TAILQ_INSERT_TAIL(&linux_ioctl_handlers, he, list);
3790 sx_xunlock(&linux_ioctl_sx);
3791
3792 return (0);
3793 }
3794
3795 int
3796 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h)
3797 {
3798 struct linux_ioctl_handler_element *he;
3799
3800 if (h == NULL || h->func == NULL)
3801 return (EINVAL);
3802
3803 sx_xlock(&linux_ioctl_sx);
3804 TAILQ_FOREACH(he, &linux_ioctl_handlers, list) {
3805 if (he->func == h->func) {
3806 TAILQ_REMOVE(&linux_ioctl_handlers, he, list);
3807 sx_xunlock(&linux_ioctl_sx);
3808 free(he, M_LINUX);
3809 return (0);
3810 }
3811 }
3812 sx_xunlock(&linux_ioctl_sx);
3813
3814 return (EINVAL);
3815 }
3816
3817 #ifdef COMPAT_LINUX32
3818 int
3819 linux32_ioctl_register_handler(struct linux_ioctl_handler *h)
3820 {
3821 struct linux_ioctl_handler_element *he, *cur;
3822
3823 if (h == NULL || h->func == NULL)
3824 return (EINVAL);
3825
3826 /*
3827 * Reuse the element if the handler is already on the list, otherwise
3828 * create a new element.
3829 */
3830 sx_xlock(&linux_ioctl_sx);
3831 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
3832 if (he->func == h->func)
3833 break;
3834 }
3835 if (he == NULL) {
3836 he = malloc(sizeof(*he), M_LINUX, M_WAITOK);
3837 he->func = h->func;
3838 } else
3839 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list);
3840
3841 /* Initialize range information. */
3842 he->low = h->low;
3843 he->high = h->high;
3844 he->span = h->high - h->low + 1;
3845
3846 /* Add the element to the list, sorted on span. */
3847 TAILQ_FOREACH(cur, &linux32_ioctl_handlers, list) {
3848 if (cur->span > he->span) {
3849 TAILQ_INSERT_BEFORE(cur, he, list);
3850 sx_xunlock(&linux_ioctl_sx);
3851 return (0);
3852 }
3853 }
3854 TAILQ_INSERT_TAIL(&linux32_ioctl_handlers, he, list);
3855 sx_xunlock(&linux_ioctl_sx);
3856
3857 return (0);
3858 }
3859
3860 int
3861 linux32_ioctl_unregister_handler(struct linux_ioctl_handler *h)
3862 {
3863 struct linux_ioctl_handler_element *he;
3864
3865 if (h == NULL || h->func == NULL)
3866 return (EINVAL);
3867
3868 sx_xlock(&linux_ioctl_sx);
3869 TAILQ_FOREACH(he, &linux32_ioctl_handlers, list) {
3870 if (he->func == h->func) {
3871 TAILQ_REMOVE(&linux32_ioctl_handlers, he, list);
3872 sx_xunlock(&linux_ioctl_sx);
3873 free(he, M_LINUX);
3874 return (0);
3875 }
3876 }
3877 sx_xunlock(&linux_ioctl_sx);
3878
3879 return (EINVAL);
3880 }
3881 #endif
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