1 /*-
2 * Copyright (c) 1994-1995 Søren Schmidt
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer
10 * in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/sysproto.h>
35 #include <sys/cdio.h>
36 #include <sys/dvdio.h>
37 #include <sys/conf.h>
38 #include <sys/disk.h>
39 #include <sys/consio.h>
40 #include <sys/ctype.h>
41 #include <sys/fcntl.h>
42 #include <sys/file.h>
43 #include <sys/filedesc.h>
44 #include <sys/filio.h>
45 #include <sys/kbio.h>
46 #include <sys/kernel.h>
47 #include <sys/linker_set.h>
48 #include <sys/lock.h>
49 #include <sys/malloc.h>
50 #include <sys/proc.h>
51 #include <sys/sbuf.h>
52 #include <sys/socket.h>
53 #include <sys/sockio.h>
54 #include <sys/soundcard.h>
55 #include <sys/stdint.h>
56 #include <sys/sx.h>
57 #include <sys/tty.h>
58 #include <sys/uio.h>
59 #include <net/if.h>
60 #include <net/if_dl.h>
61 #include <net/if_types.h>
62
63 #include "opt_compat.h"
64
65 #ifdef COMPAT_LINUX32
66 #include <machine/../linux32/linux.h>
67 #include <machine/../linux32/linux32_proto.h>
68 #else
69 #include <machine/../linux/linux.h>
70 #include <machine/../linux/linux_proto.h>
71 #endif
72
73 #include <compat/linux/linux_ioctl.h>
74 #include <compat/linux/linux_mib.h>
75 #include <compat/linux/linux_util.h>
76
77 CTASSERT(LINUX_IFNAMSIZ == IFNAMSIZ);
78
79 static linux_ioctl_function_t linux_ioctl_cdrom;
80 static linux_ioctl_function_t linux_ioctl_vfat;
81 static linux_ioctl_function_t linux_ioctl_console;
82 static linux_ioctl_function_t linux_ioctl_hdio;
83 static linux_ioctl_function_t linux_ioctl_disk;
84 static linux_ioctl_function_t linux_ioctl_socket;
85 static linux_ioctl_function_t linux_ioctl_sound;
86 static linux_ioctl_function_t linux_ioctl_termio;
87 static linux_ioctl_function_t linux_ioctl_private;
88 static linux_ioctl_function_t linux_ioctl_drm;
89 static linux_ioctl_function_t linux_ioctl_sg;
90 static linux_ioctl_function_t linux_ioctl_special;
91
92 static struct linux_ioctl_handler cdrom_handler =
93 { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX };
94 static struct linux_ioctl_handler vfat_handler =
95 { linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX };
96 static struct linux_ioctl_handler console_handler =
97 { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX };
98 static struct linux_ioctl_handler hdio_handler =
99 { linux_ioctl_hdio, LINUX_IOCTL_HDIO_MIN, LINUX_IOCTL_HDIO_MAX };
100 static struct linux_ioctl_handler disk_handler =
101 { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX };
102 static struct linux_ioctl_handler socket_handler =
103 { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX };
104 static struct linux_ioctl_handler sound_handler =
105 { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX };
106 static struct linux_ioctl_handler termio_handler =
107 { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX };
108 static struct linux_ioctl_handler private_handler =
109 { linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX };
110 static struct linux_ioctl_handler drm_handler =
111 { linux_ioctl_drm, LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX };
112 static struct linux_ioctl_handler sg_handler =
113 { linux_ioctl_sg, LINUX_IOCTL_SG_MIN, LINUX_IOCTL_SG_MAX };
114
115 DATA_SET(linux_ioctl_handler_set, cdrom_handler);
116 DATA_SET(linux_ioctl_handler_set, vfat_handler);
117 DATA_SET(linux_ioctl_handler_set, console_handler);
118 DATA_SET(linux_ioctl_handler_set, hdio_handler);
119 DATA_SET(linux_ioctl_handler_set, disk_handler);
120 DATA_SET(linux_ioctl_handler_set, socket_handler);
121 DATA_SET(linux_ioctl_handler_set, sound_handler);
122 DATA_SET(linux_ioctl_handler_set, termio_handler);
123 DATA_SET(linux_ioctl_handler_set, private_handler);
124 DATA_SET(linux_ioctl_handler_set, drm_handler);
125 DATA_SET(linux_ioctl_handler_set, sg_handler);
126
127 struct handler_element
128 {
129 TAILQ_ENTRY(handler_element) list;
130 int (*func)(struct thread *, struct linux_ioctl_args *);
131 int low, high, span;
132 };
133
134 static TAILQ_HEAD(, handler_element) handlers =
135 TAILQ_HEAD_INITIALIZER(handlers);
136 static struct sx linux_ioctl_sx;
137 SX_SYSINIT(linux_ioctl, &linux_ioctl_sx, "linux ioctl handlers");
138
139 /*
140 * hdio related ioctls for VMWare support
141 */
142
143 struct linux_hd_geometry {
144 u_int8_t heads;
145 u_int8_t sectors;
146 u_int16_t cylinders;
147 u_int32_t start;
148 };
149
150 struct linux_hd_big_geometry {
151 u_int8_t heads;
152 u_int8_t sectors;
153 u_int32_t cylinders;
154 u_int32_t start;
155 };
156
157 static int
158 linux_ioctl_hdio(struct thread *td, struct linux_ioctl_args *args)
159 {
160 struct file *fp;
161 int error;
162 u_int sectorsize, fwcylinders, fwheads, fwsectors;
163 off_t mediasize, bytespercyl;
164
165 if ((error = fget(td, args->fd, &fp)) != 0)
166 return (error);
167 switch (args->cmd & 0xffff) {
168 case LINUX_HDIO_GET_GEO:
169 case LINUX_HDIO_GET_GEO_BIG:
170 error = fo_ioctl(fp, DIOCGMEDIASIZE,
171 (caddr_t)&mediasize, td->td_ucred, td);
172 if (!error)
173 error = fo_ioctl(fp, DIOCGSECTORSIZE,
174 (caddr_t)§orsize, td->td_ucred, td);
175 if (!error)
176 error = fo_ioctl(fp, DIOCGFWHEADS,
177 (caddr_t)&fwheads, td->td_ucred, td);
178 if (!error)
179 error = fo_ioctl(fp, DIOCGFWSECTORS,
180 (caddr_t)&fwsectors, td->td_ucred, td);
181 /*
182 * XXX: DIOCGFIRSTOFFSET is not yet implemented, so
183 * so pretend that GEOM always says 0. This is NOT VALID
184 * for slices or partitions, only the per-disk raw devices.
185 */
186
187 fdrop(fp, td);
188 if (error)
189 return (error);
190 /*
191 * 1. Calculate the number of bytes in a cylinder,
192 * given the firmware's notion of heads and sectors
193 * per cylinder.
194 * 2. Calculate the number of cylinders, given the total
195 * size of the media.
196 * All internal calculations should have 64-bit precision.
197 */
198 bytespercyl = (off_t) sectorsize * fwheads * fwsectors;
199 fwcylinders = mediasize / bytespercyl;
200 #if defined(DEBUG)
201 linux_msg(td, "HDIO_GET_GEO: mediasize %jd, c/h/s %d/%d/%d, "
202 "bpc %jd",
203 (intmax_t)mediasize, fwcylinders, fwheads, fwsectors,
204 (intmax_t)bytespercyl);
205 #endif
206 if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO) {
207 struct linux_hd_geometry hdg;
208
209 hdg.cylinders = fwcylinders;
210 hdg.heads = fwheads;
211 hdg.sectors = fwsectors;
212 hdg.start = 0;
213 error = copyout(&hdg, (void *)args->arg, sizeof(hdg));
214 } else if ((args->cmd & 0xffff) == LINUX_HDIO_GET_GEO_BIG) {
215 struct linux_hd_big_geometry hdbg;
216
217 hdbg.cylinders = fwcylinders;
218 hdbg.heads = fwheads;
219 hdbg.sectors = fwsectors;
220 hdbg.start = 0;
221 error = copyout(&hdbg, (void *)args->arg, sizeof(hdbg));
222 }
223 return (error);
224 break;
225 default:
226 /* XXX */
227 linux_msg(td,
228 "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
229 args->fd, (int)(args->cmd & 0xffff),
230 (int)(args->cmd & 0xff00) >> 8,
231 (int)(args->cmd & 0xff));
232 break;
233 }
234 fdrop(fp, td);
235 return (ENOIOCTL);
236 }
237
238 static int
239 linux_ioctl_disk(struct thread *td, struct linux_ioctl_args *args)
240 {
241 struct file *fp;
242 int error;
243 u_int sectorsize;
244 off_t mediasize;
245
246 if ((error = fget(td, args->fd, &fp)) != 0)
247 return (error);
248 switch (args->cmd & 0xffff) {
249 case LINUX_BLKGETSIZE:
250 error = fo_ioctl(fp, DIOCGSECTORSIZE,
251 (caddr_t)§orsize, td->td_ucred, td);
252 if (!error)
253 error = fo_ioctl(fp, DIOCGMEDIASIZE,
254 (caddr_t)&mediasize, td->td_ucred, td);
255 fdrop(fp, td);
256 if (error)
257 return (error);
258 sectorsize = mediasize / sectorsize;
259 /*
260 * XXX: How do we know we return the right size of integer ?
261 */
262 return (copyout(§orsize, (void *)args->arg,
263 sizeof(sectorsize)));
264 break;
265 }
266 fdrop(fp, td);
267 return (ENOIOCTL);
268 }
269
270 /*
271 * termio related ioctls
272 */
273
274 struct linux_termio {
275 unsigned short c_iflag;
276 unsigned short c_oflag;
277 unsigned short c_cflag;
278 unsigned short c_lflag;
279 unsigned char c_line;
280 unsigned char c_cc[LINUX_NCC];
281 };
282
283 struct linux_termios {
284 unsigned int c_iflag;
285 unsigned int c_oflag;
286 unsigned int c_cflag;
287 unsigned int c_lflag;
288 unsigned char c_line;
289 unsigned char c_cc[LINUX_NCCS];
290 };
291
292 struct linux_winsize {
293 unsigned short ws_row, ws_col;
294 unsigned short ws_xpixel, ws_ypixel;
295 };
296
297 static struct speedtab sptab[] = {
298 { B0, LINUX_B0 }, { B50, LINUX_B50 },
299 { B75, LINUX_B75 }, { B110, LINUX_B110 },
300 { B134, LINUX_B134 }, { B150, LINUX_B150 },
301 { B200, LINUX_B200 }, { B300, LINUX_B300 },
302 { B600, LINUX_B600 }, { B1200, LINUX_B1200 },
303 { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 },
304 { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 },
305 { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 },
306 { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 },
307 {-1, -1 }
308 };
309
310 struct linux_serial_struct {
311 int type;
312 int line;
313 int port;
314 int irq;
315 int flags;
316 int xmit_fifo_size;
317 int custom_divisor;
318 int baud_base;
319 unsigned short close_delay;
320 char reserved_char[2];
321 int hub6;
322 unsigned short closing_wait;
323 unsigned short closing_wait2;
324 int reserved[4];
325 };
326
327 static int
328 linux_to_bsd_speed(int code, struct speedtab *table)
329 {
330 for ( ; table->sp_code != -1; table++)
331 if (table->sp_code == code)
332 return (table->sp_speed);
333 return -1;
334 }
335
336 static int
337 bsd_to_linux_speed(int speed, struct speedtab *table)
338 {
339 for ( ; table->sp_speed != -1; table++)
340 if (table->sp_speed == speed)
341 return (table->sp_code);
342 return -1;
343 }
344
345 static void
346 bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios)
347 {
348 int i;
349
350 #ifdef DEBUG
351 if (ldebug(ioctl)) {
352 printf("LINUX: BSD termios structure (input):\n");
353 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
354 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
355 bios->c_ispeed, bios->c_ospeed);
356 printf("c_cc ");
357 for (i=0; i<NCCS; i++)
358 printf("%02x ", bios->c_cc[i]);
359 printf("\n");
360 }
361 #endif
362
363 lios->c_iflag = 0;
364 if (bios->c_iflag & IGNBRK)
365 lios->c_iflag |= LINUX_IGNBRK;
366 if (bios->c_iflag & BRKINT)
367 lios->c_iflag |= LINUX_BRKINT;
368 if (bios->c_iflag & IGNPAR)
369 lios->c_iflag |= LINUX_IGNPAR;
370 if (bios->c_iflag & PARMRK)
371 lios->c_iflag |= LINUX_PARMRK;
372 if (bios->c_iflag & INPCK)
373 lios->c_iflag |= LINUX_INPCK;
374 if (bios->c_iflag & ISTRIP)
375 lios->c_iflag |= LINUX_ISTRIP;
376 if (bios->c_iflag & INLCR)
377 lios->c_iflag |= LINUX_INLCR;
378 if (bios->c_iflag & IGNCR)
379 lios->c_iflag |= LINUX_IGNCR;
380 if (bios->c_iflag & ICRNL)
381 lios->c_iflag |= LINUX_ICRNL;
382 if (bios->c_iflag & IXON)
383 lios->c_iflag |= LINUX_IXON;
384 if (bios->c_iflag & IXANY)
385 lios->c_iflag |= LINUX_IXANY;
386 if (bios->c_iflag & IXOFF)
387 lios->c_iflag |= LINUX_IXOFF;
388 if (bios->c_iflag & IMAXBEL)
389 lios->c_iflag |= LINUX_IMAXBEL;
390
391 lios->c_oflag = 0;
392 if (bios->c_oflag & OPOST)
393 lios->c_oflag |= LINUX_OPOST;
394 if (bios->c_oflag & ONLCR)
395 lios->c_oflag |= LINUX_ONLCR;
396 if (bios->c_oflag & OXTABS)
397 lios->c_oflag |= LINUX_XTABS;
398
399 lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab);
400 lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4;
401 if (bios->c_cflag & CSTOPB)
402 lios->c_cflag |= LINUX_CSTOPB;
403 if (bios->c_cflag & CREAD)
404 lios->c_cflag |= LINUX_CREAD;
405 if (bios->c_cflag & PARENB)
406 lios->c_cflag |= LINUX_PARENB;
407 if (bios->c_cflag & PARODD)
408 lios->c_cflag |= LINUX_PARODD;
409 if (bios->c_cflag & HUPCL)
410 lios->c_cflag |= LINUX_HUPCL;
411 if (bios->c_cflag & CLOCAL)
412 lios->c_cflag |= LINUX_CLOCAL;
413 if (bios->c_cflag & CRTSCTS)
414 lios->c_cflag |= LINUX_CRTSCTS;
415
416 lios->c_lflag = 0;
417 if (bios->c_lflag & ISIG)
418 lios->c_lflag |= LINUX_ISIG;
419 if (bios->c_lflag & ICANON)
420 lios->c_lflag |= LINUX_ICANON;
421 if (bios->c_lflag & ECHO)
422 lios->c_lflag |= LINUX_ECHO;
423 if (bios->c_lflag & ECHOE)
424 lios->c_lflag |= LINUX_ECHOE;
425 if (bios->c_lflag & ECHOK)
426 lios->c_lflag |= LINUX_ECHOK;
427 if (bios->c_lflag & ECHONL)
428 lios->c_lflag |= LINUX_ECHONL;
429 if (bios->c_lflag & NOFLSH)
430 lios->c_lflag |= LINUX_NOFLSH;
431 if (bios->c_lflag & TOSTOP)
432 lios->c_lflag |= LINUX_TOSTOP;
433 if (bios->c_lflag & ECHOCTL)
434 lios->c_lflag |= LINUX_ECHOCTL;
435 if (bios->c_lflag & ECHOPRT)
436 lios->c_lflag |= LINUX_ECHOPRT;
437 if (bios->c_lflag & ECHOKE)
438 lios->c_lflag |= LINUX_ECHOKE;
439 if (bios->c_lflag & FLUSHO)
440 lios->c_lflag |= LINUX_FLUSHO;
441 if (bios->c_lflag & PENDIN)
442 lios->c_lflag |= LINUX_PENDIN;
443 if (bios->c_lflag & IEXTEN)
444 lios->c_lflag |= LINUX_IEXTEN;
445
446 for (i=0; i<LINUX_NCCS; i++)
447 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
448 lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR];
449 lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT];
450 lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE];
451 lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL];
452 lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF];
453 lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL];
454 lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN];
455 lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME];
456 lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2];
457 lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP];
458 lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART];
459 lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP];
460 lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT];
461 lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD];
462 lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE];
463 lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT];
464
465 for (i=0; i<LINUX_NCCS; i++) {
466 if (i != LINUX_VMIN && i != LINUX_VTIME &&
467 lios->c_cc[i] == _POSIX_VDISABLE)
468 lios->c_cc[i] = LINUX_POSIX_VDISABLE;
469 }
470 lios->c_line = 0;
471
472 #ifdef DEBUG
473 if (ldebug(ioctl)) {
474 printf("LINUX: LINUX termios structure (output):\n");
475 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
476 lios->c_iflag, lios->c_oflag, lios->c_cflag,
477 lios->c_lflag, (int)lios->c_line);
478 printf("c_cc ");
479 for (i=0; i<LINUX_NCCS; i++)
480 printf("%02x ", lios->c_cc[i]);
481 printf("\n");
482 }
483 #endif
484 }
485
486 static void
487 linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios)
488 {
489 int i;
490
491 #ifdef DEBUG
492 if (ldebug(ioctl)) {
493 printf("LINUX: LINUX termios structure (input):\n");
494 printf("i=%08x o=%08x c=%08x l=%08x line=%d\n",
495 lios->c_iflag, lios->c_oflag, lios->c_cflag,
496 lios->c_lflag, (int)lios->c_line);
497 printf("c_cc ");
498 for (i=0; i<LINUX_NCCS; i++)
499 printf("%02x ", lios->c_cc[i]);
500 printf("\n");
501 }
502 #endif
503
504 bios->c_iflag = 0;
505 if (lios->c_iflag & LINUX_IGNBRK)
506 bios->c_iflag |= IGNBRK;
507 if (lios->c_iflag & LINUX_BRKINT)
508 bios->c_iflag |= BRKINT;
509 if (lios->c_iflag & LINUX_IGNPAR)
510 bios->c_iflag |= IGNPAR;
511 if (lios->c_iflag & LINUX_PARMRK)
512 bios->c_iflag |= PARMRK;
513 if (lios->c_iflag & LINUX_INPCK)
514 bios->c_iflag |= INPCK;
515 if (lios->c_iflag & LINUX_ISTRIP)
516 bios->c_iflag |= ISTRIP;
517 if (lios->c_iflag & LINUX_INLCR)
518 bios->c_iflag |= INLCR;
519 if (lios->c_iflag & LINUX_IGNCR)
520 bios->c_iflag |= IGNCR;
521 if (lios->c_iflag & LINUX_ICRNL)
522 bios->c_iflag |= ICRNL;
523 if (lios->c_iflag & LINUX_IXON)
524 bios->c_iflag |= IXON;
525 if (lios->c_iflag & LINUX_IXANY)
526 bios->c_iflag |= IXANY;
527 if (lios->c_iflag & LINUX_IXOFF)
528 bios->c_iflag |= IXOFF;
529 if (lios->c_iflag & LINUX_IMAXBEL)
530 bios->c_iflag |= IMAXBEL;
531
532 bios->c_oflag = 0;
533 if (lios->c_oflag & LINUX_OPOST)
534 bios->c_oflag |= OPOST;
535 if (lios->c_oflag & LINUX_ONLCR)
536 bios->c_oflag |= ONLCR;
537 if (lios->c_oflag & LINUX_XTABS)
538 bios->c_oflag |= OXTABS;
539
540 bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4;
541 if (lios->c_cflag & LINUX_CSTOPB)
542 bios->c_cflag |= CSTOPB;
543 if (lios->c_cflag & LINUX_CREAD)
544 bios->c_cflag |= CREAD;
545 if (lios->c_cflag & LINUX_PARENB)
546 bios->c_cflag |= PARENB;
547 if (lios->c_cflag & LINUX_PARODD)
548 bios->c_cflag |= PARODD;
549 if (lios->c_cflag & LINUX_HUPCL)
550 bios->c_cflag |= HUPCL;
551 if (lios->c_cflag & LINUX_CLOCAL)
552 bios->c_cflag |= CLOCAL;
553 if (lios->c_cflag & LINUX_CRTSCTS)
554 bios->c_cflag |= CRTSCTS;
555
556 bios->c_lflag = 0;
557 if (lios->c_lflag & LINUX_ISIG)
558 bios->c_lflag |= ISIG;
559 if (lios->c_lflag & LINUX_ICANON)
560 bios->c_lflag |= ICANON;
561 if (lios->c_lflag & LINUX_ECHO)
562 bios->c_lflag |= ECHO;
563 if (lios->c_lflag & LINUX_ECHOE)
564 bios->c_lflag |= ECHOE;
565 if (lios->c_lflag & LINUX_ECHOK)
566 bios->c_lflag |= ECHOK;
567 if (lios->c_lflag & LINUX_ECHONL)
568 bios->c_lflag |= ECHONL;
569 if (lios->c_lflag & LINUX_NOFLSH)
570 bios->c_lflag |= NOFLSH;
571 if (lios->c_lflag & LINUX_TOSTOP)
572 bios->c_lflag |= TOSTOP;
573 if (lios->c_lflag & LINUX_ECHOCTL)
574 bios->c_lflag |= ECHOCTL;
575 if (lios->c_lflag & LINUX_ECHOPRT)
576 bios->c_lflag |= ECHOPRT;
577 if (lios->c_lflag & LINUX_ECHOKE)
578 bios->c_lflag |= ECHOKE;
579 if (lios->c_lflag & LINUX_FLUSHO)
580 bios->c_lflag |= FLUSHO;
581 if (lios->c_lflag & LINUX_PENDIN)
582 bios->c_lflag |= PENDIN;
583 if (lios->c_lflag & LINUX_IEXTEN)
584 bios->c_lflag |= IEXTEN;
585
586 for (i=0; i<NCCS; i++)
587 bios->c_cc[i] = _POSIX_VDISABLE;
588 bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR];
589 bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT];
590 bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE];
591 bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL];
592 bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF];
593 bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL];
594 bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN];
595 bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME];
596 bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2];
597 bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP];
598 bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART];
599 bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP];
600 bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT];
601 bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD];
602 bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE];
603 bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT];
604
605 for (i=0; i<NCCS; i++) {
606 if (i != VMIN && i != VTIME &&
607 bios->c_cc[i] == LINUX_POSIX_VDISABLE)
608 bios->c_cc[i] = _POSIX_VDISABLE;
609 }
610
611 bios->c_ispeed = bios->c_ospeed =
612 linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab);
613
614 #ifdef DEBUG
615 if (ldebug(ioctl)) {
616 printf("LINUX: BSD termios structure (output):\n");
617 printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n",
618 bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag,
619 bios->c_ispeed, bios->c_ospeed);
620 printf("c_cc ");
621 for (i=0; i<NCCS; i++)
622 printf("%02x ", bios->c_cc[i]);
623 printf("\n");
624 }
625 #endif
626 }
627
628 static void
629 bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio)
630 {
631 struct linux_termios lios;
632
633 bsd_to_linux_termios(bios, &lios);
634 lio->c_iflag = lios.c_iflag;
635 lio->c_oflag = lios.c_oflag;
636 lio->c_cflag = lios.c_cflag;
637 lio->c_lflag = lios.c_lflag;
638 lio->c_line = lios.c_line;
639 memcpy(lio->c_cc, lios.c_cc, LINUX_NCC);
640 }
641
642 static void
643 linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios)
644 {
645 struct linux_termios lios;
646 int i;
647
648 lios.c_iflag = lio->c_iflag;
649 lios.c_oflag = lio->c_oflag;
650 lios.c_cflag = lio->c_cflag;
651 lios.c_lflag = lio->c_lflag;
652 for (i=LINUX_NCC; i<LINUX_NCCS; i++)
653 lios.c_cc[i] = LINUX_POSIX_VDISABLE;
654 memcpy(lios.c_cc, lio->c_cc, LINUX_NCC);
655 linux_to_bsd_termios(&lios, bios);
656 }
657
658 static int
659 linux_ioctl_termio(struct thread *td, struct linux_ioctl_args *args)
660 {
661 struct termios bios;
662 struct linux_termios lios;
663 struct linux_termio lio;
664 struct file *fp;
665 int error;
666
667 if ((error = fget(td, args->fd, &fp)) != 0)
668 return (error);
669
670 switch (args->cmd & 0xffff) {
671
672 case LINUX_TCGETS:
673 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
674 td);
675 if (error)
676 break;
677 bsd_to_linux_termios(&bios, &lios);
678 error = copyout(&lios, (void *)args->arg, sizeof(lios));
679 break;
680
681 case LINUX_TCSETS:
682 error = copyin((void *)args->arg, &lios, sizeof(lios));
683 if (error)
684 break;
685 linux_to_bsd_termios(&lios, &bios);
686 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
687 td));
688 break;
689
690 case LINUX_TCSETSW:
691 error = copyin((void *)args->arg, &lios, sizeof(lios));
692 if (error)
693 break;
694 linux_to_bsd_termios(&lios, &bios);
695 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
696 td));
697 break;
698
699 case LINUX_TCSETSF:
700 error = copyin((void *)args->arg, &lios, sizeof(lios));
701 if (error)
702 break;
703 linux_to_bsd_termios(&lios, &bios);
704 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
705 td));
706 break;
707
708 case LINUX_TCGETA:
709 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, td->td_ucred,
710 td);
711 if (error)
712 break;
713 bsd_to_linux_termio(&bios, &lio);
714 error = (copyout(&lio, (void *)args->arg, sizeof(lio)));
715 break;
716
717 case LINUX_TCSETA:
718 error = copyin((void *)args->arg, &lio, sizeof(lio));
719 if (error)
720 break;
721 linux_to_bsd_termio(&lio, &bios);
722 error = (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, td->td_ucred,
723 td));
724 break;
725
726 case LINUX_TCSETAW:
727 error = copyin((void *)args->arg, &lio, sizeof(lio));
728 if (error)
729 break;
730 linux_to_bsd_termio(&lio, &bios);
731 error = (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, td->td_ucred,
732 td));
733 break;
734
735 case LINUX_TCSETAF:
736 error = copyin((void *)args->arg, &lio, sizeof(lio));
737 if (error)
738 break;
739 linux_to_bsd_termio(&lio, &bios);
740 error = (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, td->td_ucred,
741 td));
742 break;
743
744 /* LINUX_TCSBRK */
745
746 case LINUX_TCXONC: {
747 switch (args->arg) {
748 case LINUX_TCOOFF:
749 args->cmd = TIOCSTOP;
750 break;
751 case LINUX_TCOON:
752 args->cmd = TIOCSTART;
753 break;
754 case LINUX_TCIOFF:
755 case LINUX_TCION: {
756 int c;
757 struct write_args wr;
758 error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios,
759 td->td_ucred, td);
760 if (error)
761 break;
762 fdrop(fp, td);
763 c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART;
764 c = bios.c_cc[c];
765 if (c != _POSIX_VDISABLE) {
766 wr.fd = args->fd;
767 wr.buf = &c;
768 wr.nbyte = sizeof(c);
769 return (write(td, &wr));
770 } else
771 return (0);
772 }
773 default:
774 fdrop(fp, td);
775 return (EINVAL);
776 }
777 args->arg = 0;
778 error = (ioctl(td, (struct ioctl_args *)args));
779 break;
780 }
781
782 case LINUX_TCFLSH: {
783 int val;
784 switch (args->arg) {
785 case LINUX_TCIFLUSH:
786 val = FREAD;
787 break;
788 case LINUX_TCOFLUSH:
789 val = FWRITE;
790 break;
791 case LINUX_TCIOFLUSH:
792 val = FREAD | FWRITE;
793 break;
794 default:
795 fdrop(fp, td);
796 return (EINVAL);
797 }
798 error = (fo_ioctl(fp,TIOCFLUSH,(caddr_t)&val,td->td_ucred,td));
799 break;
800 }
801
802 case LINUX_TIOCEXCL:
803 args->cmd = TIOCEXCL;
804 error = (ioctl(td, (struct ioctl_args *)args));
805 break;
806
807 case LINUX_TIOCNXCL:
808 args->cmd = TIOCNXCL;
809 error = (ioctl(td, (struct ioctl_args *)args));
810 break;
811
812 case LINUX_TIOCSCTTY:
813 args->cmd = TIOCSCTTY;
814 error = (ioctl(td, (struct ioctl_args *)args));
815 break;
816
817 case LINUX_TIOCGPGRP:
818 args->cmd = TIOCGPGRP;
819 error = (ioctl(td, (struct ioctl_args *)args));
820 break;
821
822 case LINUX_TIOCSPGRP:
823 args->cmd = TIOCSPGRP;
824 error = (ioctl(td, (struct ioctl_args *)args));
825 break;
826
827 /* LINUX_TIOCOUTQ */
828 /* LINUX_TIOCSTI */
829
830 case LINUX_TIOCGWINSZ:
831 args->cmd = TIOCGWINSZ;
832 error = (ioctl(td, (struct ioctl_args *)args));
833 break;
834
835 case LINUX_TIOCSWINSZ:
836 args->cmd = TIOCSWINSZ;
837 error = (ioctl(td, (struct ioctl_args *)args));
838 break;
839
840 case LINUX_TIOCMGET:
841 args->cmd = TIOCMGET;
842 error = (ioctl(td, (struct ioctl_args *)args));
843 break;
844
845 case LINUX_TIOCMBIS:
846 args->cmd = TIOCMBIS;
847 error = (ioctl(td, (struct ioctl_args *)args));
848 break;
849
850 case LINUX_TIOCMBIC:
851 args->cmd = TIOCMBIC;
852 error = (ioctl(td, (struct ioctl_args *)args));
853 break;
854
855 case LINUX_TIOCMSET:
856 args->cmd = TIOCMSET;
857 error = (ioctl(td, (struct ioctl_args *)args));
858 break;
859
860 /* TIOCGSOFTCAR */
861 /* TIOCSSOFTCAR */
862
863 case LINUX_FIONREAD: /* LINUX_TIOCINQ */
864 args->cmd = FIONREAD;
865 error = (ioctl(td, (struct ioctl_args *)args));
866 break;
867
868 /* LINUX_TIOCLINUX */
869
870 case LINUX_TIOCCONS:
871 args->cmd = TIOCCONS;
872 error = (ioctl(td, (struct ioctl_args *)args));
873 break;
874
875 case LINUX_TIOCGSERIAL: {
876 struct linux_serial_struct lss;
877 lss.type = LINUX_PORT_16550A;
878 lss.flags = 0;
879 lss.close_delay = 0;
880 error = copyout(&lss, (void *)args->arg, sizeof(lss));
881 break;
882 }
883
884 case LINUX_TIOCSSERIAL: {
885 struct linux_serial_struct lss;
886 error = copyin((void *)args->arg, &lss, sizeof(lss));
887 if (error)
888 break;
889 /* XXX - It really helps to have an implementation that
890 * does nothing. NOT!
891 */
892 error = 0;
893 break;
894 }
895
896 /* LINUX_TIOCPKT */
897
898 case LINUX_FIONBIO:
899 args->cmd = FIONBIO;
900 error = (ioctl(td, (struct ioctl_args *)args));
901 break;
902
903 case LINUX_TIOCNOTTY:
904 args->cmd = TIOCNOTTY;
905 error = (ioctl(td, (struct ioctl_args *)args));
906 break;
907
908 case LINUX_TIOCSETD: {
909 int line;
910 switch (args->arg) {
911 case LINUX_N_TTY:
912 line = TTYDISC;
913 break;
914 case LINUX_N_SLIP:
915 line = SLIPDISC;
916 break;
917 case LINUX_N_PPP:
918 line = PPPDISC;
919 break;
920 default:
921 fdrop(fp, td);
922 return (EINVAL);
923 }
924 error = (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, td->td_ucred,
925 td));
926 break;
927 }
928
929 case LINUX_TIOCGETD: {
930 int linux_line;
931 int bsd_line = TTYDISC;
932 error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line,
933 td->td_ucred, td);
934 if (error)
935 return (error);
936 switch (bsd_line) {
937 case TTYDISC:
938 linux_line = LINUX_N_TTY;
939 break;
940 case SLIPDISC:
941 linux_line = LINUX_N_SLIP;
942 break;
943 case PPPDISC:
944 linux_line = LINUX_N_PPP;
945 break;
946 default:
947 fdrop(fp, td);
948 return (EINVAL);
949 }
950 error = (copyout(&linux_line, (void *)args->arg, sizeof(int)));
951 break;
952 }
953
954 /* LINUX_TCSBRKP */
955 /* LINUX_TIOCTTYGSTRUCT */
956
957 case LINUX_FIONCLEX:
958 args->cmd = FIONCLEX;
959 error = (ioctl(td, (struct ioctl_args *)args));
960 break;
961
962 case LINUX_FIOCLEX:
963 args->cmd = FIOCLEX;
964 error = (ioctl(td, (struct ioctl_args *)args));
965 break;
966
967 case LINUX_FIOASYNC:
968 args->cmd = FIOASYNC;
969 error = (ioctl(td, (struct ioctl_args *)args));
970 break;
971
972 /* LINUX_TIOCSERCONFIG */
973 /* LINUX_TIOCSERGWILD */
974 /* LINUX_TIOCSERSWILD */
975 /* LINUX_TIOCGLCKTRMIOS */
976 /* LINUX_TIOCSLCKTRMIOS */
977
978 case LINUX_TIOCSBRK:
979 args->cmd = TIOCSBRK;
980 error = (ioctl(td, (struct ioctl_args *)args));
981 break;
982
983 case LINUX_TIOCCBRK:
984 args->cmd = TIOCCBRK;
985 error = (ioctl(td, (struct ioctl_args *)args));
986 break;
987 case LINUX_TIOCGPTN: {
988 int nb;
989
990 error = fo_ioctl(fp, TIOCGPTN, (caddr_t)&nb, td->td_ucred, td);
991 if (!error)
992 error = copyout(&nb, (void *)args->arg,
993 sizeof(int));
994 break;
995 }
996 default:
997 error = ENOIOCTL;
998 break;
999 }
1000
1001 fdrop(fp, td);
1002 return (error);
1003 }
1004
1005 /*
1006 * CDROM related ioctls
1007 */
1008
1009 struct linux_cdrom_msf
1010 {
1011 u_char cdmsf_min0;
1012 u_char cdmsf_sec0;
1013 u_char cdmsf_frame0;
1014 u_char cdmsf_min1;
1015 u_char cdmsf_sec1;
1016 u_char cdmsf_frame1;
1017 };
1018
1019 struct linux_cdrom_tochdr
1020 {
1021 u_char cdth_trk0;
1022 u_char cdth_trk1;
1023 };
1024
1025 union linux_cdrom_addr
1026 {
1027 struct {
1028 u_char minute;
1029 u_char second;
1030 u_char frame;
1031 } msf;
1032 int lba;
1033 };
1034
1035 struct linux_cdrom_tocentry
1036 {
1037 u_char cdte_track;
1038 u_char cdte_adr:4;
1039 u_char cdte_ctrl:4;
1040 u_char cdte_format;
1041 union linux_cdrom_addr cdte_addr;
1042 u_char cdte_datamode;
1043 };
1044
1045 struct linux_cdrom_subchnl
1046 {
1047 u_char cdsc_format;
1048 u_char cdsc_audiostatus;
1049 u_char cdsc_adr:4;
1050 u_char cdsc_ctrl:4;
1051 u_char cdsc_trk;
1052 u_char cdsc_ind;
1053 union linux_cdrom_addr cdsc_absaddr;
1054 union linux_cdrom_addr cdsc_reladdr;
1055 };
1056
1057 struct l_cdrom_read_audio {
1058 union linux_cdrom_addr addr;
1059 u_char addr_format;
1060 l_int nframes;
1061 u_char *buf;
1062 };
1063
1064 struct l_dvd_layer {
1065 u_char book_version:4;
1066 u_char book_type:4;
1067 u_char min_rate:4;
1068 u_char disc_size:4;
1069 u_char layer_type:4;
1070 u_char track_path:1;
1071 u_char nlayers:2;
1072 u_char track_density:4;
1073 u_char linear_density:4;
1074 u_char bca:1;
1075 u_int32_t start_sector;
1076 u_int32_t end_sector;
1077 u_int32_t end_sector_l0;
1078 };
1079
1080 struct l_dvd_physical {
1081 u_char type;
1082 u_char layer_num;
1083 struct l_dvd_layer layer[4];
1084 };
1085
1086 struct l_dvd_copyright {
1087 u_char type;
1088 u_char layer_num;
1089 u_char cpst;
1090 u_char rmi;
1091 };
1092
1093 struct l_dvd_disckey {
1094 u_char type;
1095 l_uint agid:2;
1096 u_char value[2048];
1097 };
1098
1099 struct l_dvd_bca {
1100 u_char type;
1101 l_int len;
1102 u_char value[188];
1103 };
1104
1105 struct l_dvd_manufact {
1106 u_char type;
1107 u_char layer_num;
1108 l_int len;
1109 u_char value[2048];
1110 };
1111
1112 typedef union {
1113 u_char type;
1114 struct l_dvd_physical physical;
1115 struct l_dvd_copyright copyright;
1116 struct l_dvd_disckey disckey;
1117 struct l_dvd_bca bca;
1118 struct l_dvd_manufact manufact;
1119 } l_dvd_struct;
1120
1121 typedef u_char l_dvd_key[5];
1122 typedef u_char l_dvd_challenge[10];
1123
1124 struct l_dvd_lu_send_agid {
1125 u_char type;
1126 l_uint agid:2;
1127 };
1128
1129 struct l_dvd_host_send_challenge {
1130 u_char type;
1131 l_uint agid:2;
1132 l_dvd_challenge chal;
1133 };
1134
1135 struct l_dvd_send_key {
1136 u_char type;
1137 l_uint agid:2;
1138 l_dvd_key key;
1139 };
1140
1141 struct l_dvd_lu_send_challenge {
1142 u_char type;
1143 l_uint agid:2;
1144 l_dvd_challenge chal;
1145 };
1146
1147 struct l_dvd_lu_send_title_key {
1148 u_char type;
1149 l_uint agid:2;
1150 l_dvd_key title_key;
1151 l_int lba;
1152 l_uint cpm:1;
1153 l_uint cp_sec:1;
1154 l_uint cgms:2;
1155 };
1156
1157 struct l_dvd_lu_send_asf {
1158 u_char type;
1159 l_uint agid:2;
1160 l_uint asf:1;
1161 };
1162
1163 struct l_dvd_host_send_rpcstate {
1164 u_char type;
1165 u_char pdrc;
1166 };
1167
1168 struct l_dvd_lu_send_rpcstate {
1169 u_char type:2;
1170 u_char vra:3;
1171 u_char ucca:3;
1172 u_char region_mask;
1173 u_char rpc_scheme;
1174 };
1175
1176 typedef union {
1177 u_char type;
1178 struct l_dvd_lu_send_agid lsa;
1179 struct l_dvd_host_send_challenge hsc;
1180 struct l_dvd_send_key lsk;
1181 struct l_dvd_lu_send_challenge lsc;
1182 struct l_dvd_send_key hsk;
1183 struct l_dvd_lu_send_title_key lstk;
1184 struct l_dvd_lu_send_asf lsasf;
1185 struct l_dvd_host_send_rpcstate hrpcs;
1186 struct l_dvd_lu_send_rpcstate lrpcs;
1187 } l_dvd_authinfo;
1188
1189 static void
1190 bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp)
1191 {
1192 if (af == CD_LBA_FORMAT)
1193 lp->lba = bp->lba;
1194 else {
1195 lp->msf.minute = bp->msf.minute;
1196 lp->msf.second = bp->msf.second;
1197 lp->msf.frame = bp->msf.frame;
1198 }
1199 }
1200
1201 static void
1202 set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba)
1203 {
1204 if (format == LINUX_CDROM_MSF) {
1205 addr->msf.frame = lba % 75;
1206 lba /= 75;
1207 lba += 2;
1208 addr->msf.second = lba % 60;
1209 addr->msf.minute = lba / 60;
1210 } else
1211 addr->lba = lba;
1212 }
1213
1214 static int
1215 linux_to_bsd_dvd_struct(l_dvd_struct *lp, struct dvd_struct *bp)
1216 {
1217 bp->format = lp->type;
1218 switch (bp->format) {
1219 case DVD_STRUCT_PHYSICAL:
1220 if (bp->layer_num >= 4)
1221 return (EINVAL);
1222 bp->layer_num = lp->physical.layer_num;
1223 break;
1224 case DVD_STRUCT_COPYRIGHT:
1225 bp->layer_num = lp->copyright.layer_num;
1226 break;
1227 case DVD_STRUCT_DISCKEY:
1228 bp->agid = lp->disckey.agid;
1229 break;
1230 case DVD_STRUCT_BCA:
1231 case DVD_STRUCT_MANUFACT:
1232 break;
1233 default:
1234 return (EINVAL);
1235 }
1236 return (0);
1237 }
1238
1239 static int
1240 bsd_to_linux_dvd_struct(struct dvd_struct *bp, l_dvd_struct *lp)
1241 {
1242 switch (bp->format) {
1243 case DVD_STRUCT_PHYSICAL: {
1244 struct dvd_layer *blp = (struct dvd_layer *)bp->data;
1245 struct l_dvd_layer *llp = &lp->physical.layer[bp->layer_num];
1246 memset(llp, 0, sizeof(*llp));
1247 llp->book_version = blp->book_version;
1248 llp->book_type = blp->book_type;
1249 llp->min_rate = blp->max_rate;
1250 llp->disc_size = blp->disc_size;
1251 llp->layer_type = blp->layer_type;
1252 llp->track_path = blp->track_path;
1253 llp->nlayers = blp->nlayers;
1254 llp->track_density = blp->track_density;
1255 llp->linear_density = blp->linear_density;
1256 llp->bca = blp->bca;
1257 llp->start_sector = blp->start_sector;
1258 llp->end_sector = blp->end_sector;
1259 llp->end_sector_l0 = blp->end_sector_l0;
1260 break;
1261 }
1262 case DVD_STRUCT_COPYRIGHT:
1263 lp->copyright.cpst = bp->cpst;
1264 lp->copyright.rmi = bp->rmi;
1265 break;
1266 case DVD_STRUCT_DISCKEY:
1267 memcpy(lp->disckey.value, bp->data, sizeof(lp->disckey.value));
1268 break;
1269 case DVD_STRUCT_BCA:
1270 lp->bca.len = bp->length;
1271 memcpy(lp->bca.value, bp->data, sizeof(lp->bca.value));
1272 break;
1273 case DVD_STRUCT_MANUFACT:
1274 lp->manufact.len = bp->length;
1275 memcpy(lp->manufact.value, bp->data,
1276 sizeof(lp->manufact.value));
1277 /* lp->manufact.layer_num is unused in linux (redhat 7.0) */
1278 break;
1279 default:
1280 return (EINVAL);
1281 }
1282 return (0);
1283 }
1284
1285 static int
1286 linux_to_bsd_dvd_authinfo(l_dvd_authinfo *lp, int *bcode,
1287 struct dvd_authinfo *bp)
1288 {
1289 switch (lp->type) {
1290 case LINUX_DVD_LU_SEND_AGID:
1291 *bcode = DVDIOCREPORTKEY;
1292 bp->format = DVD_REPORT_AGID;
1293 bp->agid = lp->lsa.agid;
1294 break;
1295 case LINUX_DVD_HOST_SEND_CHALLENGE:
1296 *bcode = DVDIOCSENDKEY;
1297 bp->format = DVD_SEND_CHALLENGE;
1298 bp->agid = lp->hsc.agid;
1299 memcpy(bp->keychal, lp->hsc.chal, 10);
1300 break;
1301 case LINUX_DVD_LU_SEND_KEY1:
1302 *bcode = DVDIOCREPORTKEY;
1303 bp->format = DVD_REPORT_KEY1;
1304 bp->agid = lp->lsk.agid;
1305 break;
1306 case LINUX_DVD_LU_SEND_CHALLENGE:
1307 *bcode = DVDIOCREPORTKEY;
1308 bp->format = DVD_REPORT_CHALLENGE;
1309 bp->agid = lp->lsc.agid;
1310 break;
1311 case LINUX_DVD_HOST_SEND_KEY2:
1312 *bcode = DVDIOCSENDKEY;
1313 bp->format = DVD_SEND_KEY2;
1314 bp->agid = lp->hsk.agid;
1315 memcpy(bp->keychal, lp->hsk.key, 5);
1316 break;
1317 case LINUX_DVD_LU_SEND_TITLE_KEY:
1318 *bcode = DVDIOCREPORTKEY;
1319 bp->format = DVD_REPORT_TITLE_KEY;
1320 bp->agid = lp->lstk.agid;
1321 bp->lba = lp->lstk.lba;
1322 break;
1323 case LINUX_DVD_LU_SEND_ASF:
1324 *bcode = DVDIOCREPORTKEY;
1325 bp->format = DVD_REPORT_ASF;
1326 bp->agid = lp->lsasf.agid;
1327 break;
1328 case LINUX_DVD_INVALIDATE_AGID:
1329 *bcode = DVDIOCREPORTKEY;
1330 bp->format = DVD_INVALIDATE_AGID;
1331 bp->agid = lp->lsa.agid;
1332 break;
1333 case LINUX_DVD_LU_SEND_RPC_STATE:
1334 *bcode = DVDIOCREPORTKEY;
1335 bp->format = DVD_REPORT_RPC;
1336 break;
1337 case LINUX_DVD_HOST_SEND_RPC_STATE:
1338 *bcode = DVDIOCSENDKEY;
1339 bp->format = DVD_SEND_RPC;
1340 bp->region = lp->hrpcs.pdrc;
1341 break;
1342 default:
1343 return (EINVAL);
1344 }
1345 return (0);
1346 }
1347
1348 static int
1349 bsd_to_linux_dvd_authinfo(struct dvd_authinfo *bp, l_dvd_authinfo *lp)
1350 {
1351 switch (lp->type) {
1352 case LINUX_DVD_LU_SEND_AGID:
1353 lp->lsa.agid = bp->agid;
1354 break;
1355 case LINUX_DVD_HOST_SEND_CHALLENGE:
1356 lp->type = LINUX_DVD_LU_SEND_KEY1;
1357 break;
1358 case LINUX_DVD_LU_SEND_KEY1:
1359 memcpy(lp->lsk.key, bp->keychal, sizeof(lp->lsk.key));
1360 break;
1361 case LINUX_DVD_LU_SEND_CHALLENGE:
1362 memcpy(lp->lsc.chal, bp->keychal, sizeof(lp->lsc.chal));
1363 break;
1364 case LINUX_DVD_HOST_SEND_KEY2:
1365 lp->type = LINUX_DVD_AUTH_ESTABLISHED;
1366 break;
1367 case LINUX_DVD_LU_SEND_TITLE_KEY:
1368 memcpy(lp->lstk.title_key, bp->keychal,
1369 sizeof(lp->lstk.title_key));
1370 lp->lstk.cpm = bp->cpm;
1371 lp->lstk.cp_sec = bp->cp_sec;
1372 lp->lstk.cgms = bp->cgms;
1373 break;
1374 case LINUX_DVD_LU_SEND_ASF:
1375 lp->lsasf.asf = bp->asf;
1376 break;
1377 case LINUX_DVD_INVALIDATE_AGID:
1378 break;
1379 case LINUX_DVD_LU_SEND_RPC_STATE:
1380 lp->lrpcs.type = bp->reg_type;
1381 lp->lrpcs.vra = bp->vend_rsts;
1382 lp->lrpcs.ucca = bp->user_rsts;
1383 lp->lrpcs.region_mask = bp->region;
1384 lp->lrpcs.rpc_scheme = bp->rpc_scheme;
1385 break;
1386 case LINUX_DVD_HOST_SEND_RPC_STATE:
1387 break;
1388 default:
1389 return (EINVAL);
1390 }
1391 return (0);
1392 }
1393
1394 static int
1395 linux_ioctl_cdrom(struct thread *td, struct linux_ioctl_args *args)
1396 {
1397 struct file *fp;
1398 int error;
1399
1400 if ((error = fget(td, args->fd, &fp)) != 0)
1401 return (error);
1402 switch (args->cmd & 0xffff) {
1403
1404 case LINUX_CDROMPAUSE:
1405 args->cmd = CDIOCPAUSE;
1406 error = (ioctl(td, (struct ioctl_args *)args));
1407 break;
1408
1409 case LINUX_CDROMRESUME:
1410 args->cmd = CDIOCRESUME;
1411 error = (ioctl(td, (struct ioctl_args *)args));
1412 break;
1413
1414 case LINUX_CDROMPLAYMSF:
1415 args->cmd = CDIOCPLAYMSF;
1416 error = (ioctl(td, (struct ioctl_args *)args));
1417 break;
1418
1419 case LINUX_CDROMPLAYTRKIND:
1420 args->cmd = CDIOCPLAYTRACKS;
1421 error = (ioctl(td, (struct ioctl_args *)args));
1422 break;
1423
1424 case LINUX_CDROMREADTOCHDR: {
1425 struct ioc_toc_header th;
1426 struct linux_cdrom_tochdr lth;
1427 error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th,
1428 td->td_ucred, td);
1429 if (!error) {
1430 lth.cdth_trk0 = th.starting_track;
1431 lth.cdth_trk1 = th.ending_track;
1432 copyout(<h, (void *)args->arg, sizeof(lth));
1433 }
1434 break;
1435 }
1436
1437 case LINUX_CDROMREADTOCENTRY: {
1438 struct linux_cdrom_tocentry lte;
1439 struct ioc_read_toc_single_entry irtse;
1440
1441 error = copyin((void *)args->arg, <e, sizeof(lte));
1442 if (error)
1443 break;
1444 irtse.address_format = lte.cdte_format;
1445 irtse.track = lte.cdte_track;
1446 error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse,
1447 td->td_ucred, td);
1448 if (!error) {
1449 lte.cdte_ctrl = irtse.entry.control;
1450 lte.cdte_adr = irtse.entry.addr_type;
1451 bsd_to_linux_msf_lba(irtse.address_format,
1452 &irtse.entry.addr, <e.cdte_addr);
1453 error = copyout(<e, (void *)args->arg, sizeof(lte));
1454 }
1455 break;
1456 }
1457
1458 case LINUX_CDROMSTOP:
1459 args->cmd = CDIOCSTOP;
1460 error = (ioctl(td, (struct ioctl_args *)args));
1461 break;
1462
1463 case LINUX_CDROMSTART:
1464 args->cmd = CDIOCSTART;
1465 error = (ioctl(td, (struct ioctl_args *)args));
1466 break;
1467
1468 case LINUX_CDROMEJECT:
1469 args->cmd = CDIOCEJECT;
1470 error = (ioctl(td, (struct ioctl_args *)args));
1471 break;
1472
1473 /* LINUX_CDROMVOLCTRL */
1474
1475 case LINUX_CDROMSUBCHNL: {
1476 struct linux_cdrom_subchnl sc;
1477 struct ioc_read_subchannel bsdsc;
1478 struct cd_sub_channel_info bsdinfo;
1479
1480 bsdsc.address_format = CD_LBA_FORMAT;
1481 bsdsc.data_format = CD_CURRENT_POSITION;
1482 bsdsc.track = 0;
1483 bsdsc.data_len = sizeof(bsdinfo);
1484 bsdsc.data = &bsdinfo;
1485 error = fo_ioctl(fp, CDIOCREADSUBCHANNEL_SYSSPACE,
1486 (caddr_t)&bsdsc, td->td_ucred, td);
1487 if (error)
1488 break;
1489 error = copyin((void *)args->arg, &sc, sizeof(sc));
1490 if (error)
1491 break;
1492 sc.cdsc_audiostatus = bsdinfo.header.audio_status;
1493 sc.cdsc_adr = bsdinfo.what.position.addr_type;
1494 sc.cdsc_ctrl = bsdinfo.what.position.control;
1495 sc.cdsc_trk = bsdinfo.what.position.track_number;
1496 sc.cdsc_ind = bsdinfo.what.position.index_number;
1497 set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format,
1498 bsdinfo.what.position.absaddr.lba);
1499 set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format,
1500 bsdinfo.what.position.reladdr.lba);
1501 error = copyout(&sc, (void *)args->arg, sizeof(sc));
1502 break;
1503 }
1504
1505 /* LINUX_CDROMREADMODE2 */
1506 /* LINUX_CDROMREADMODE1 */
1507 /* LINUX_CDROMREADAUDIO */
1508 /* LINUX_CDROMEJECT_SW */
1509 /* LINUX_CDROMMULTISESSION */
1510 /* LINUX_CDROM_GET_UPC */
1511
1512 case LINUX_CDROMRESET:
1513 args->cmd = CDIOCRESET;
1514 error = (ioctl(td, (struct ioctl_args *)args));
1515 break;
1516
1517 /* LINUX_CDROMVOLREAD */
1518 /* LINUX_CDROMREADRAW */
1519 /* LINUX_CDROMREADCOOKED */
1520 /* LINUX_CDROMSEEK */
1521 /* LINUX_CDROMPLAYBLK */
1522 /* LINUX_CDROMREADALL */
1523 /* LINUX_CDROMCLOSETRAY */
1524 /* LINUX_CDROMLOADFROMSLOT */
1525 /* LINUX_CDROMGETSPINDOWN */
1526 /* LINUX_CDROMSETSPINDOWN */
1527 /* LINUX_CDROM_SET_OPTIONS */
1528 /* LINUX_CDROM_CLEAR_OPTIONS */
1529 /* LINUX_CDROM_SELECT_SPEED */
1530 /* LINUX_CDROM_SELECT_DISC */
1531 /* LINUX_CDROM_MEDIA_CHANGED */
1532 /* LINUX_CDROM_DRIVE_STATUS */
1533 /* LINUX_CDROM_DISC_STATUS */
1534 /* LINUX_CDROM_CHANGER_NSLOTS */
1535 /* LINUX_CDROM_LOCKDOOR */
1536 /* LINUX_CDROM_DEBUG */
1537 /* LINUX_CDROM_GET_CAPABILITY */
1538 /* LINUX_CDROMAUDIOBUFSIZ */
1539
1540 case LINUX_DVD_READ_STRUCT: {
1541 l_dvd_struct lds;
1542 struct dvd_struct bds;
1543
1544 error = copyin((void *)args->arg, &lds, sizeof(lds));
1545 if (error)
1546 break;
1547 error = linux_to_bsd_dvd_struct(&lds, &bds);
1548 if (error)
1549 break;
1550 error = fo_ioctl(fp, DVDIOCREADSTRUCTURE, (caddr_t)&bds,
1551 td->td_ucred, td);
1552 if (error)
1553 break;
1554 error = bsd_to_linux_dvd_struct(&bds, &lds);
1555 if (error)
1556 break;
1557 error = copyout(&lds, (void *)args->arg, sizeof(lds));
1558 break;
1559 }
1560
1561 /* LINUX_DVD_WRITE_STRUCT */
1562
1563 case LINUX_DVD_AUTH: {
1564 l_dvd_authinfo lda;
1565 struct dvd_authinfo bda;
1566 int bcode;
1567
1568 error = copyin((void *)args->arg, &lda, sizeof(lda));
1569 if (error)
1570 break;
1571 error = linux_to_bsd_dvd_authinfo(&lda, &bcode, &bda);
1572 if (error)
1573 break;
1574 error = fo_ioctl(fp, bcode, (caddr_t)&bda, td->td_ucred,
1575 td);
1576 if (error) {
1577 if (lda.type == LINUX_DVD_HOST_SEND_KEY2) {
1578 lda.type = LINUX_DVD_AUTH_FAILURE;
1579 copyout(&lda, (void *)args->arg, sizeof(lda));
1580 }
1581 break;
1582 }
1583 error = bsd_to_linux_dvd_authinfo(&bda, &lda);
1584 if (error)
1585 break;
1586 error = copyout(&lda, (void *)args->arg, sizeof(lda));
1587 break;
1588 }
1589
1590 case LINUX_SCSI_GET_BUS_NUMBER:
1591 case LINUX_SCSI_GET_IDLUN:
1592 error = linux_ioctl_sg(td, args);
1593 break;
1594
1595 /* LINUX_CDROM_SEND_PACKET */
1596 /* LINUX_CDROM_NEXT_WRITABLE */
1597 /* LINUX_CDROM_LAST_WRITTEN */
1598
1599 default:
1600 error = ENOIOCTL;
1601 break;
1602 }
1603
1604 fdrop(fp, td);
1605 return (error);
1606 }
1607
1608 static int
1609 linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
1610 {
1611
1612 return (ENOTTY);
1613 }
1614
1615 /*
1616 * Sound related ioctls
1617 */
1618
1619 struct linux_mixer_info {
1620 char id[16];
1621 char name[32];
1622 int modify_counter;
1623 int fillers[10];
1624 };
1625
1626 struct linux_old_mixer_info {
1627 char id[16];
1628 char name[32];
1629 };
1630
1631 static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT };
1632
1633 #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30])
1634
1635 static int
1636 linux_ioctl_sound(struct thread *td, struct linux_ioctl_args *args)
1637 {
1638
1639 switch (args->cmd & 0xffff) {
1640
1641 case LINUX_SOUND_MIXER_WRITE_VOLUME:
1642 args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME);
1643 return (ioctl(td, (struct ioctl_args *)args));
1644
1645 case LINUX_SOUND_MIXER_WRITE_BASS:
1646 args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS);
1647 return (ioctl(td, (struct ioctl_args *)args));
1648
1649 case LINUX_SOUND_MIXER_WRITE_TREBLE:
1650 args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE);
1651 return (ioctl(td, (struct ioctl_args *)args));
1652
1653 case LINUX_SOUND_MIXER_WRITE_SYNTH:
1654 args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH);
1655 return (ioctl(td, (struct ioctl_args *)args));
1656
1657 case LINUX_SOUND_MIXER_WRITE_PCM:
1658 args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM);
1659 return (ioctl(td, (struct ioctl_args *)args));
1660
1661 case LINUX_SOUND_MIXER_WRITE_SPEAKER:
1662 args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER);
1663 return (ioctl(td, (struct ioctl_args *)args));
1664
1665 case LINUX_SOUND_MIXER_WRITE_LINE:
1666 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE);
1667 return (ioctl(td, (struct ioctl_args *)args));
1668
1669 case LINUX_SOUND_MIXER_WRITE_MIC:
1670 args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC);
1671 return (ioctl(td, (struct ioctl_args *)args));
1672
1673 case LINUX_SOUND_MIXER_WRITE_CD:
1674 args->cmd = SETDIR(SOUND_MIXER_WRITE_CD);
1675 return (ioctl(td, (struct ioctl_args *)args));
1676
1677 case LINUX_SOUND_MIXER_WRITE_IMIX:
1678 args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX);
1679 return (ioctl(td, (struct ioctl_args *)args));
1680
1681 case LINUX_SOUND_MIXER_WRITE_ALTPCM:
1682 args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM);
1683 return (ioctl(td, (struct ioctl_args *)args));
1684
1685 case LINUX_SOUND_MIXER_WRITE_RECLEV:
1686 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV);
1687 return (ioctl(td, (struct ioctl_args *)args));
1688
1689 case LINUX_SOUND_MIXER_WRITE_IGAIN:
1690 args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN);
1691 return (ioctl(td, (struct ioctl_args *)args));
1692
1693 case LINUX_SOUND_MIXER_WRITE_OGAIN:
1694 args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN);
1695 return (ioctl(td, (struct ioctl_args *)args));
1696
1697 case LINUX_SOUND_MIXER_WRITE_LINE1:
1698 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1);
1699 return (ioctl(td, (struct ioctl_args *)args));
1700
1701 case LINUX_SOUND_MIXER_WRITE_LINE2:
1702 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2);
1703 return (ioctl(td, (struct ioctl_args *)args));
1704
1705 case LINUX_SOUND_MIXER_WRITE_LINE3:
1706 args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3);
1707 return (ioctl(td, (struct ioctl_args *)args));
1708
1709 case LINUX_SOUND_MIXER_INFO: {
1710 /* Key on encoded length */
1711 switch ((args->cmd >> 16) & 0x1fff) {
1712 case 0x005c: { /* SOUND_MIXER_INFO */
1713 struct linux_mixer_info info;
1714 bzero(&info, sizeof(info));
1715 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1716 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1717 copyout(&info, (void *)args->arg, sizeof(info));
1718 break;
1719 }
1720 case 0x0030: { /* SOUND_OLD_MIXER_INFO */
1721 struct linux_old_mixer_info info;
1722 bzero(&info, sizeof(info));
1723 strncpy(info.id, "OSS", sizeof(info.id) - 1);
1724 strncpy(info.name, "FreeBSD OSS Mixer", sizeof(info.name) - 1);
1725 copyout(&info, (void *)args->arg, sizeof(info));
1726 break;
1727 }
1728 default:
1729 return (ENOIOCTL);
1730 }
1731 break;
1732 }
1733
1734 case LINUX_OSS_GETVERSION: {
1735 int version = linux_get_oss_version(td);
1736 return (copyout(&version, (void *)args->arg, sizeof(int)));
1737 }
1738
1739 case LINUX_SOUND_MIXER_READ_STEREODEVS:
1740 args->cmd = SOUND_MIXER_READ_STEREODEVS;
1741 return (ioctl(td, (struct ioctl_args *)args));
1742
1743 case LINUX_SOUND_MIXER_READ_RECMASK:
1744 args->cmd = SOUND_MIXER_READ_RECMASK;
1745 return (ioctl(td, (struct ioctl_args *)args));
1746
1747 case LINUX_SOUND_MIXER_READ_DEVMASK:
1748 args->cmd = SOUND_MIXER_READ_DEVMASK;
1749 return (ioctl(td, (struct ioctl_args *)args));
1750
1751 case LINUX_SOUND_MIXER_WRITE_RECSRC:
1752 args->cmd = SETDIR(SOUND_MIXER_WRITE_RECSRC);
1753 return (ioctl(td, (struct ioctl_args *)args));
1754
1755 case LINUX_SNDCTL_DSP_RESET:
1756 args->cmd = SNDCTL_DSP_RESET;
1757 return (ioctl(td, (struct ioctl_args *)args));
1758
1759 case LINUX_SNDCTL_DSP_SYNC:
1760 args->cmd = SNDCTL_DSP_SYNC;
1761 return (ioctl(td, (struct ioctl_args *)args));
1762
1763 case LINUX_SNDCTL_DSP_SPEED:
1764 args->cmd = SNDCTL_DSP_SPEED;
1765 return (ioctl(td, (struct ioctl_args *)args));
1766
1767 case LINUX_SNDCTL_DSP_STEREO:
1768 args->cmd = SNDCTL_DSP_STEREO;
1769 return (ioctl(td, (struct ioctl_args *)args));
1770
1771 case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */
1772 args->cmd = SNDCTL_DSP_GETBLKSIZE;
1773 return (ioctl(td, (struct ioctl_args *)args));
1774
1775 case LINUX_SNDCTL_DSP_SETFMT:
1776 args->cmd = SNDCTL_DSP_SETFMT;
1777 return (ioctl(td, (struct ioctl_args *)args));
1778
1779 case LINUX_SOUND_PCM_WRITE_CHANNELS:
1780 args->cmd = SOUND_PCM_WRITE_CHANNELS;
1781 return (ioctl(td, (struct ioctl_args *)args));
1782
1783 case LINUX_SOUND_PCM_WRITE_FILTER:
1784 args->cmd = SOUND_PCM_WRITE_FILTER;
1785 return (ioctl(td, (struct ioctl_args *)args));
1786
1787 case LINUX_SNDCTL_DSP_POST:
1788 args->cmd = SNDCTL_DSP_POST;
1789 return (ioctl(td, (struct ioctl_args *)args));
1790
1791 case LINUX_SNDCTL_DSP_SUBDIVIDE:
1792 args->cmd = SNDCTL_DSP_SUBDIVIDE;
1793 return (ioctl(td, (struct ioctl_args *)args));
1794
1795 case LINUX_SNDCTL_DSP_SETFRAGMENT:
1796 args->cmd = SNDCTL_DSP_SETFRAGMENT;
1797 return (ioctl(td, (struct ioctl_args *)args));
1798
1799 case LINUX_SNDCTL_DSP_GETFMTS:
1800 args->cmd = SNDCTL_DSP_GETFMTS;
1801 return (ioctl(td, (struct ioctl_args *)args));
1802
1803 case LINUX_SNDCTL_DSP_GETOSPACE:
1804 args->cmd = SNDCTL_DSP_GETOSPACE;
1805 return (ioctl(td, (struct ioctl_args *)args));
1806
1807 case LINUX_SNDCTL_DSP_GETISPACE:
1808 args->cmd = SNDCTL_DSP_GETISPACE;
1809 return (ioctl(td, (struct ioctl_args *)args));
1810
1811 case LINUX_SNDCTL_DSP_NONBLOCK:
1812 args->cmd = SNDCTL_DSP_NONBLOCK;
1813 return (ioctl(td, (struct ioctl_args *)args));
1814
1815 case LINUX_SNDCTL_DSP_GETCAPS:
1816 args->cmd = SNDCTL_DSP_GETCAPS;
1817 return (ioctl(td, (struct ioctl_args *)args));
1818
1819 case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */
1820 args->cmd = SNDCTL_DSP_SETTRIGGER;
1821 return (ioctl(td, (struct ioctl_args *)args));
1822
1823 case LINUX_SNDCTL_DSP_GETIPTR:
1824 args->cmd = SNDCTL_DSP_GETIPTR;
1825 return (ioctl(td, (struct ioctl_args *)args));
1826
1827 case LINUX_SNDCTL_DSP_GETOPTR:
1828 args->cmd = SNDCTL_DSP_GETOPTR;
1829 return (ioctl(td, (struct ioctl_args *)args));
1830
1831 case LINUX_SNDCTL_DSP_SETDUPLEX:
1832 args->cmd = SNDCTL_DSP_SETDUPLEX;
1833 return (ioctl(td, (struct ioctl_args *)args));
1834
1835 case LINUX_SNDCTL_DSP_GETODELAY:
1836 args->cmd = SNDCTL_DSP_GETODELAY;
1837 return (ioctl(td, (struct ioctl_args *)args));
1838
1839 case LINUX_SNDCTL_SEQ_RESET:
1840 args->cmd = SNDCTL_SEQ_RESET;
1841 return (ioctl(td, (struct ioctl_args *)args));
1842
1843 case LINUX_SNDCTL_SEQ_SYNC:
1844 args->cmd = SNDCTL_SEQ_SYNC;
1845 return (ioctl(td, (struct ioctl_args *)args));
1846
1847 case LINUX_SNDCTL_SYNTH_INFO:
1848 args->cmd = SNDCTL_SYNTH_INFO;
1849 return (ioctl(td, (struct ioctl_args *)args));
1850
1851 case LINUX_SNDCTL_SEQ_CTRLRATE:
1852 args->cmd = SNDCTL_SEQ_CTRLRATE;
1853 return (ioctl(td, (struct ioctl_args *)args));
1854
1855 case LINUX_SNDCTL_SEQ_GETOUTCOUNT:
1856 args->cmd = SNDCTL_SEQ_GETOUTCOUNT;
1857 return (ioctl(td, (struct ioctl_args *)args));
1858
1859 case LINUX_SNDCTL_SEQ_GETINCOUNT:
1860 args->cmd = SNDCTL_SEQ_GETINCOUNT;
1861 return (ioctl(td, (struct ioctl_args *)args));
1862
1863 case LINUX_SNDCTL_SEQ_PERCMODE:
1864 args->cmd = SNDCTL_SEQ_PERCMODE;
1865 return (ioctl(td, (struct ioctl_args *)args));
1866
1867 case LINUX_SNDCTL_FM_LOAD_INSTR:
1868 args->cmd = SNDCTL_FM_LOAD_INSTR;
1869 return (ioctl(td, (struct ioctl_args *)args));
1870
1871 case LINUX_SNDCTL_SEQ_TESTMIDI:
1872 args->cmd = SNDCTL_SEQ_TESTMIDI;
1873 return (ioctl(td, (struct ioctl_args *)args));
1874
1875 case LINUX_SNDCTL_SEQ_RESETSAMPLES:
1876 args->cmd = SNDCTL_SEQ_RESETSAMPLES;
1877 return (ioctl(td, (struct ioctl_args *)args));
1878
1879 case LINUX_SNDCTL_SEQ_NRSYNTHS:
1880 args->cmd = SNDCTL_SEQ_NRSYNTHS;
1881 return (ioctl(td, (struct ioctl_args *)args));
1882
1883 case LINUX_SNDCTL_SEQ_NRMIDIS:
1884 args->cmd = SNDCTL_SEQ_NRMIDIS;
1885 return (ioctl(td, (struct ioctl_args *)args));
1886
1887 case LINUX_SNDCTL_MIDI_INFO:
1888 args->cmd = SNDCTL_MIDI_INFO;
1889 return (ioctl(td, (struct ioctl_args *)args));
1890
1891 case LINUX_SNDCTL_SEQ_TRESHOLD:
1892 args->cmd = SNDCTL_SEQ_TRESHOLD;
1893 return (ioctl(td, (struct ioctl_args *)args));
1894
1895 case LINUX_SNDCTL_SYNTH_MEMAVL:
1896 args->cmd = SNDCTL_SYNTH_MEMAVL;
1897 return (ioctl(td, (struct ioctl_args *)args));
1898
1899 }
1900
1901 return (ENOIOCTL);
1902 }
1903
1904 /*
1905 * Console related ioctls
1906 */
1907
1908 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG)
1909
1910 static int
1911 linux_ioctl_console(struct thread *td, struct linux_ioctl_args *args)
1912 {
1913 struct file *fp;
1914 int error;
1915
1916 if ((error = fget(td, args->fd, &fp)) != 0)
1917 return (error);
1918 switch (args->cmd & 0xffff) {
1919
1920 case LINUX_KIOCSOUND:
1921 args->cmd = KIOCSOUND;
1922 error = (ioctl(td, (struct ioctl_args *)args));
1923 break;
1924
1925 case LINUX_KDMKTONE:
1926 args->cmd = KDMKTONE;
1927 error = (ioctl(td, (struct ioctl_args *)args));
1928 break;
1929
1930 case LINUX_KDGETLED:
1931 args->cmd = KDGETLED;
1932 error = (ioctl(td, (struct ioctl_args *)args));
1933 break;
1934
1935 case LINUX_KDSETLED:
1936 args->cmd = KDSETLED;
1937 error = (ioctl(td, (struct ioctl_args *)args));
1938 break;
1939
1940 case LINUX_KDSETMODE:
1941 args->cmd = KDSETMODE;
1942 error = (ioctl(td, (struct ioctl_args *)args));
1943 break;
1944
1945 case LINUX_KDGETMODE:
1946 args->cmd = KDGETMODE;
1947 error = (ioctl(td, (struct ioctl_args *)args));
1948 break;
1949
1950 case LINUX_KDGKBMODE:
1951 args->cmd = KDGKBMODE;
1952 error = (ioctl(td, (struct ioctl_args *)args));
1953 break;
1954
1955 case LINUX_KDSKBMODE: {
1956 int kbdmode;
1957 switch (args->arg) {
1958 case LINUX_KBD_RAW:
1959 kbdmode = K_RAW;
1960 break;
1961 case LINUX_KBD_XLATE:
1962 kbdmode = K_XLATE;
1963 break;
1964 case LINUX_KBD_MEDIUMRAW:
1965 kbdmode = K_RAW;
1966 break;
1967 default:
1968 fdrop(fp, td);
1969 return (EINVAL);
1970 }
1971 error = (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode,
1972 td->td_ucred, td));
1973 break;
1974 }
1975
1976 case LINUX_VT_OPENQRY:
1977 args->cmd = VT_OPENQRY;
1978 error = (ioctl(td, (struct ioctl_args *)args));
1979 break;
1980
1981 case LINUX_VT_GETMODE:
1982 args->cmd = VT_GETMODE;
1983 error = (ioctl(td, (struct ioctl_args *)args));
1984 break;
1985
1986 case LINUX_VT_SETMODE: {
1987 struct vt_mode mode;
1988 if ((error = copyin((void *)args->arg, &mode, sizeof(mode))))
1989 break;
1990 if (!ISSIGVALID(mode.frsig) && ISSIGVALID(mode.acqsig))
1991 mode.frsig = mode.acqsig;
1992 if ((error = copyout(&mode, (void *)args->arg, sizeof(mode))))
1993 break;
1994 args->cmd = VT_SETMODE;
1995 error = (ioctl(td, (struct ioctl_args *)args));
1996 break;
1997 }
1998
1999 case LINUX_VT_GETSTATE:
2000 args->cmd = VT_GETACTIVE;
2001 error = (ioctl(td, (struct ioctl_args *)args));
2002 break;
2003
2004 case LINUX_VT_RELDISP:
2005 args->cmd = VT_RELDISP;
2006 error = (ioctl(td, (struct ioctl_args *)args));
2007 break;
2008
2009 case LINUX_VT_ACTIVATE:
2010 args->cmd = VT_ACTIVATE;
2011 error = (ioctl(td, (struct ioctl_args *)args));
2012 break;
2013
2014 case LINUX_VT_WAITACTIVE:
2015 args->cmd = VT_WAITACTIVE;
2016 error = (ioctl(td, (struct ioctl_args *)args));
2017 break;
2018
2019 default:
2020 error = ENOIOCTL;
2021 break;
2022 }
2023
2024 fdrop(fp, td);
2025 return (error);
2026 }
2027
2028 /*
2029 * Criteria for interface name translation
2030 */
2031 #define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER)
2032
2033 /*
2034 * Interface function used by linprocfs (at the time of writing). It's not
2035 * used by the Linuxulator itself.
2036 */
2037 int
2038 linux_ifname(struct ifnet *ifp, char *buffer, size_t buflen)
2039 {
2040 struct ifnet *ifscan;
2041 int ethno;
2042
2043 /* Short-circuit non ethernet interfaces */
2044 if (!IFP_IS_ETH(ifp))
2045 return (strlcpy(buffer, ifp->if_xname, buflen));
2046
2047 /* Determine the (relative) unit number for ethernet interfaces */
2048 ethno = 0;
2049 IFNET_RLOCK();
2050 TAILQ_FOREACH(ifscan, &ifnet, if_link) {
2051 if (ifscan == ifp) {
2052 IFNET_RUNLOCK();
2053 return (snprintf(buffer, buflen, "eth%d", ethno));
2054 }
2055 if (IFP_IS_ETH(ifscan))
2056 ethno++;
2057 }
2058 IFNET_RUNLOCK();
2059
2060 return (0);
2061 }
2062
2063 /*
2064 * Translate a Linux interface name to a FreeBSD interface name,
2065 * and return the associated ifnet structure
2066 * bsdname and lxname need to be least IFNAMSIZ bytes long, but
2067 * can point to the same buffer.
2068 */
2069
2070 static struct ifnet *
2071 ifname_linux_to_bsd(const char *lxname, char *bsdname)
2072 {
2073 struct ifnet *ifp;
2074 int len, unit;
2075 char *ep;
2076 int is_eth, index;
2077
2078 for (len = 0; len < LINUX_IFNAMSIZ; ++len)
2079 if (!isalpha(lxname[len]))
2080 break;
2081 if (len == 0 || len == LINUX_IFNAMSIZ)
2082 return (NULL);
2083 unit = (int)strtoul(lxname + len, &ep, 10);
2084 if (ep == NULL || ep == lxname + len || ep >= lxname + LINUX_IFNAMSIZ)
2085 return (NULL);
2086 index = 0;
2087 is_eth = (len == 3 && !strncmp(lxname, "eth", len)) ? 1 : 0;
2088 IFNET_RLOCK();
2089 TAILQ_FOREACH(ifp, &ifnet, if_link) {
2090 /*
2091 * Allow Linux programs to use FreeBSD names. Don't presume
2092 * we never have an interface named "eth", so don't make
2093 * the test optional based on is_eth.
2094 */
2095 if (strncmp(ifp->if_xname, lxname, LINUX_IFNAMSIZ) == 0)
2096 break;
2097 if (is_eth && IFP_IS_ETH(ifp) && unit == index++)
2098 break;
2099 }
2100 IFNET_RUNLOCK();
2101 if (ifp != NULL)
2102 strlcpy(bsdname, ifp->if_xname, IFNAMSIZ);
2103 return (ifp);
2104 }
2105
2106 /*
2107 * Implement the SIOCGIFCONF ioctl
2108 */
2109
2110 static int
2111 linux_ifconf(struct thread *td, struct ifconf *uifc)
2112 {
2113 #ifdef COMPAT_LINUX32
2114 struct l_ifconf ifc;
2115 #else
2116 struct ifconf ifc;
2117 #endif
2118 struct l_ifreq ifr;
2119 struct ifnet *ifp;
2120 struct ifaddr *ifa;
2121 struct sbuf *sb;
2122 int error, ethno, full = 0, valid_len, max_len;
2123
2124 error = copyin(uifc, &ifc, sizeof(ifc));
2125 if (error != 0)
2126 return (error);
2127
2128 max_len = MAXPHYS - 1;
2129
2130 /* handle the 'request buffer size' case */
2131 if (ifc.ifc_buf == PTROUT(NULL)) {
2132 ifc.ifc_len = 0;
2133 TAILQ_FOREACH(ifp, &ifnet, if_link) {
2134 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2135 struct sockaddr *sa = ifa->ifa_addr;
2136 if (sa->sa_family == AF_INET)
2137 ifc.ifc_len += sizeof(ifr);
2138 }
2139 }
2140 error = copyout(&ifc, uifc, sizeof(ifc));
2141 return (error);
2142 }
2143
2144 if (ifc.ifc_len <= 0)
2145 return (EINVAL);
2146
2147 again:
2148 /* Keep track of eth interfaces */
2149 ethno = 0;
2150 if (ifc.ifc_len <= max_len) {
2151 max_len = ifc.ifc_len;
2152 full = 1;
2153 }
2154 sb = sbuf_new(NULL, NULL, max_len + 1, SBUF_FIXEDLEN);
2155 max_len = 0;
2156 valid_len = 0;
2157
2158 /* Return all AF_INET addresses of all interfaces */
2159 IFNET_RLOCK(); /* could sleep XXX */
2160 TAILQ_FOREACH(ifp, &ifnet, if_link) {
2161 int addrs = 0;
2162
2163 bzero(&ifr, sizeof(ifr));
2164 if (IFP_IS_ETH(ifp))
2165 snprintf(ifr.ifr_name, LINUX_IFNAMSIZ, "eth%d",
2166 ethno++);
2167 else
2168 strlcpy(ifr.ifr_name, ifp->if_xname, LINUX_IFNAMSIZ);
2169
2170 /* Walk the address list */
2171 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2172 struct sockaddr *sa = ifa->ifa_addr;
2173
2174 if (sa->sa_family == AF_INET) {
2175 ifr.ifr_addr.sa_family = LINUX_AF_INET;
2176 memcpy(ifr.ifr_addr.sa_data, sa->sa_data,
2177 sizeof(ifr.ifr_addr.sa_data));
2178 sbuf_bcat(sb, &ifr, sizeof(ifr));
2179 max_len += sizeof(ifr);
2180 addrs++;
2181 }
2182
2183 if (!sbuf_overflowed(sb))
2184 valid_len = sbuf_len(sb);
2185 }
2186 if (addrs == 0) {
2187 bzero((caddr_t)&ifr.ifr_addr, sizeof(ifr.ifr_addr));
2188 sbuf_bcat(sb, &ifr, sizeof(ifr));
2189 max_len += sizeof(ifr);
2190
2191 if (!sbuf_overflowed(sb))
2192 valid_len = sbuf_len(sb);
2193 }
2194 }
2195 IFNET_RUNLOCK();
2196
2197 if (valid_len != max_len && !full) {
2198 sbuf_delete(sb);
2199 goto again;
2200 }
2201
2202 ifc.ifc_len = valid_len;
2203 sbuf_finish(sb);
2204 memcpy(PTRIN(ifc.ifc_buf), sbuf_data(sb), ifc.ifc_len);
2205 error = copyout(&ifc, uifc, sizeof(ifc));
2206 sbuf_delete(sb);
2207
2208 return (error);
2209 }
2210
2211 static int
2212 linux_gifflags(struct thread *td, struct ifnet *ifp, struct l_ifreq *ifr)
2213 {
2214 l_short flags;
2215
2216 flags = (ifp->if_flags | ifp->if_drv_flags) & 0xffff;
2217 /* these flags have no Linux equivalent */
2218 flags &= ~(IFF_SMART|IFF_DRV_OACTIVE|IFF_SIMPLEX|
2219 IFF_LINK0|IFF_LINK1|IFF_LINK2);
2220 /* Linux' multicast flag is in a different bit */
2221 if (flags & IFF_MULTICAST) {
2222 flags &= ~IFF_MULTICAST;
2223 flags |= 0x1000;
2224 }
2225
2226 return (copyout(&flags, &ifr->ifr_flags, sizeof(flags)));
2227 }
2228
2229 #define ARPHRD_ETHER 1
2230 #define ARPHRD_LOOPBACK 772
2231
2232 static int
2233 linux_gifhwaddr(struct ifnet *ifp, struct l_ifreq *ifr)
2234 {
2235 struct ifaddr *ifa;
2236 struct sockaddr_dl *sdl;
2237 struct l_sockaddr lsa;
2238
2239 if (ifp->if_type == IFT_LOOP) {
2240 bzero(&lsa, sizeof(lsa));
2241 lsa.sa_family = ARPHRD_LOOPBACK;
2242 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2243 }
2244
2245 if (ifp->if_type != IFT_ETHER)
2246 return (ENOENT);
2247
2248 TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
2249 sdl = (struct sockaddr_dl*)ifa->ifa_addr;
2250 if (sdl != NULL && (sdl->sdl_family == AF_LINK) &&
2251 (sdl->sdl_type == IFT_ETHER)) {
2252 bzero(&lsa, sizeof(lsa));
2253 lsa.sa_family = ARPHRD_ETHER;
2254 bcopy(LLADDR(sdl), lsa.sa_data, LINUX_IFHWADDRLEN);
2255 return (copyout(&lsa, &ifr->ifr_hwaddr, sizeof(lsa)));
2256 }
2257 }
2258
2259 return (ENOENT);
2260 }
2261
2262
2263 /*
2264 * If we fault in bsd_to_linux_ifreq() then we will fault when we call
2265 * the native ioctl(). Thus, we don't really need to check the return
2266 * value of this function.
2267 */
2268 static int
2269 bsd_to_linux_ifreq(struct ifreq *arg)
2270 {
2271 struct ifreq ifr;
2272 size_t ifr_len = sizeof(struct ifreq);
2273 int error;
2274
2275 if ((error = copyin(arg, &ifr, ifr_len)))
2276 return (error);
2277
2278 *(u_short *)&ifr.ifr_addr = ifr.ifr_addr.sa_family;
2279
2280 error = copyout(&ifr, arg, ifr_len);
2281
2282 return (error);
2283 }
2284
2285 /*
2286 * Socket related ioctls
2287 */
2288
2289 static int
2290 linux_ioctl_socket(struct thread *td, struct linux_ioctl_args *args)
2291 {
2292 char lifname[LINUX_IFNAMSIZ], ifname[IFNAMSIZ];
2293 struct ifnet *ifp;
2294 struct file *fp;
2295 int error, type;
2296
2297 ifp = NULL;
2298 error = 0;
2299
2300 if ((error = fget(td, args->fd, &fp)) != 0)
2301 return (error);
2302 type = fp->f_type;
2303 fdrop(fp, td);
2304 if (type != DTYPE_SOCKET) {
2305 /* not a socket - probably a tap / vmnet device */
2306 switch (args->cmd) {
2307 case LINUX_SIOCGIFADDR:
2308 case LINUX_SIOCSIFADDR:
2309 case LINUX_SIOCGIFFLAGS:
2310 return (linux_ioctl_special(td, args));
2311 default:
2312 return (ENOIOCTL);
2313 }
2314 }
2315
2316 switch (args->cmd & 0xffff) {
2317
2318 case LINUX_FIOGETOWN:
2319 case LINUX_FIOSETOWN:
2320 case LINUX_SIOCADDMULTI:
2321 case LINUX_SIOCATMARK:
2322 case LINUX_SIOCDELMULTI:
2323 case LINUX_SIOCGIFCONF:
2324 case LINUX_SIOCGPGRP:
2325 case LINUX_SIOCSPGRP:
2326 case LINUX_SIOCGIFCOUNT:
2327 /* these ioctls don't take an interface name */
2328 #ifdef DEBUG
2329 printf("%s(): ioctl %d\n", __func__,
2330 args->cmd & 0xffff);
2331 #endif
2332 break;
2333
2334 case LINUX_SIOCGIFFLAGS:
2335 case LINUX_SIOCGIFADDR:
2336 case LINUX_SIOCSIFADDR:
2337 case LINUX_SIOCGIFDSTADDR:
2338 case LINUX_SIOCGIFBRDADDR:
2339 case LINUX_SIOCGIFNETMASK:
2340 case LINUX_SIOCSIFNETMASK:
2341 case LINUX_SIOCGIFMTU:
2342 case LINUX_SIOCSIFMTU:
2343 case LINUX_SIOCSIFNAME:
2344 case LINUX_SIOCGIFHWADDR:
2345 case LINUX_SIOCSIFHWADDR:
2346 case LINUX_SIOCDEVPRIVATE:
2347 case LINUX_SIOCDEVPRIVATE+1:
2348 case LINUX_SIOCGIFINDEX:
2349 /* copy in the interface name and translate it. */
2350 error = copyin((void *)args->arg, lifname, LINUX_IFNAMSIZ);
2351 if (error != 0)
2352 return (error);
2353 #ifdef DEBUG
2354 printf("%s(): ioctl %d on %.*s\n", __func__,
2355 args->cmd & 0xffff, LINUX_IFNAMSIZ, lifname);
2356 #endif
2357 ifp = ifname_linux_to_bsd(lifname, ifname);
2358 if (ifp == NULL)
2359 return (EINVAL);
2360 /*
2361 * We need to copy it back out in case we pass the
2362 * request on to our native ioctl(), which will expect
2363 * the ifreq to be in user space and have the correct
2364 * interface name.
2365 */
2366 error = copyout(ifname, (void *)args->arg, IFNAMSIZ);
2367 if (error != 0)
2368 return (error);
2369 #ifdef DEBUG
2370 printf("%s(): %s translated to %s\n", __func__,
2371 lifname, ifname);
2372 #endif
2373 break;
2374
2375 default:
2376 return (ENOIOCTL);
2377 }
2378
2379 switch (args->cmd & 0xffff) {
2380
2381 case LINUX_FIOSETOWN:
2382 args->cmd = FIOSETOWN;
2383 error = ioctl(td, (struct ioctl_args *)args);
2384 break;
2385
2386 case LINUX_SIOCSPGRP:
2387 args->cmd = SIOCSPGRP;
2388 error = ioctl(td, (struct ioctl_args *)args);
2389 break;
2390
2391 case LINUX_FIOGETOWN:
2392 args->cmd = FIOGETOWN;
2393 error = ioctl(td, (struct ioctl_args *)args);
2394 break;
2395
2396 case LINUX_SIOCGPGRP:
2397 args->cmd = SIOCGPGRP;
2398 error = ioctl(td, (struct ioctl_args *)args);
2399 break;
2400
2401 case LINUX_SIOCATMARK:
2402 args->cmd = SIOCATMARK;
2403 error = ioctl(td, (struct ioctl_args *)args);
2404 break;
2405
2406 /* LINUX_SIOCGSTAMP */
2407
2408 case LINUX_SIOCGIFCONF:
2409 error = linux_ifconf(td, (struct ifconf *)args->arg);
2410 break;
2411
2412 case LINUX_SIOCGIFFLAGS:
2413 args->cmd = SIOCGIFFLAGS;
2414 error = linux_gifflags(td, ifp, (struct l_ifreq *)args->arg);
2415 break;
2416
2417 case LINUX_SIOCGIFADDR:
2418 args->cmd = SIOCGIFADDR;
2419 error = ioctl(td, (struct ioctl_args *)args);
2420 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2421 break;
2422
2423 case LINUX_SIOCSIFADDR:
2424 /* XXX probably doesn't work, included for completeness */
2425 args->cmd = SIOCSIFADDR;
2426 error = ioctl(td, (struct ioctl_args *)args);
2427 break;
2428
2429 case LINUX_SIOCGIFDSTADDR:
2430 args->cmd = SIOCGIFDSTADDR;
2431 error = ioctl(td, (struct ioctl_args *)args);
2432 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2433 break;
2434
2435 case LINUX_SIOCGIFBRDADDR:
2436 args->cmd = SIOCGIFBRDADDR;
2437 error = ioctl(td, (struct ioctl_args *)args);
2438 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2439 break;
2440
2441 case LINUX_SIOCGIFNETMASK:
2442 args->cmd = SIOCGIFNETMASK;
2443 error = ioctl(td, (struct ioctl_args *)args);
2444 bsd_to_linux_ifreq((struct ifreq *)args->arg);
2445 break;
2446
2447 case LINUX_SIOCSIFNETMASK:
2448 error = ENOIOCTL;
2449 break;
2450
2451 case LINUX_SIOCGIFMTU:
2452 args->cmd = SIOCGIFMTU;
2453 error = ioctl(td, (struct ioctl_args *)args);
2454 break;
2455
2456 case LINUX_SIOCSIFMTU:
2457 args->cmd = SIOCSIFMTU;
2458 error = ioctl(td, (struct ioctl_args *)args);
2459 break;
2460
2461 case LINUX_SIOCSIFNAME:
2462 error = ENOIOCTL;
2463 break;
2464
2465 case LINUX_SIOCGIFHWADDR:
2466 error = linux_gifhwaddr(ifp, (struct l_ifreq *)args->arg);
2467 break;
2468
2469 case LINUX_SIOCSIFHWADDR:
2470 error = ENOIOCTL;
2471 break;
2472
2473 case LINUX_SIOCADDMULTI:
2474 args->cmd = SIOCADDMULTI;
2475 error = ioctl(td, (struct ioctl_args *)args);
2476 break;
2477
2478 case LINUX_SIOCDELMULTI:
2479 args->cmd = SIOCDELMULTI;
2480 error = ioctl(td, (struct ioctl_args *)args);
2481 break;
2482
2483 case LINUX_SIOCGIFINDEX:
2484 args->cmd = SIOCGIFINDEX;
2485 error = ioctl(td, (struct ioctl_args *)args);
2486 break;
2487
2488 case LINUX_SIOCGIFCOUNT:
2489 error = 0;
2490 break;
2491
2492 /*
2493 * XXX This is slightly bogus, but these ioctls are currently
2494 * XXX only used by the aironet (if_an) network driver.
2495 */
2496 case LINUX_SIOCDEVPRIVATE:
2497 args->cmd = SIOCGPRIVATE_0;
2498 error = ioctl(td, (struct ioctl_args *)args);
2499 break;
2500
2501 case LINUX_SIOCDEVPRIVATE+1:
2502 args->cmd = SIOCGPRIVATE_1;
2503 error = ioctl(td, (struct ioctl_args *)args);
2504 break;
2505 }
2506
2507 if (ifp != NULL)
2508 /* restore the original interface name */
2509 copyout(lifname, (void *)args->arg, LINUX_IFNAMSIZ);
2510
2511 #ifdef DEBUG
2512 printf("%s(): returning %d\n", __func__, error);
2513 #endif
2514 return (error);
2515 }
2516
2517 /*
2518 * Device private ioctl handler
2519 */
2520 static int
2521 linux_ioctl_private(struct thread *td, struct linux_ioctl_args *args)
2522 {
2523 struct file *fp;
2524 int error, type;
2525
2526 if ((error = fget(td, args->fd, &fp)) != 0)
2527 return (error);
2528 type = fp->f_type;
2529 fdrop(fp, td);
2530 if (type == DTYPE_SOCKET)
2531 return (linux_ioctl_socket(td, args));
2532 return (ENOIOCTL);
2533 }
2534
2535 /*
2536 * DRM ioctl handler (sys/dev/drm)
2537 */
2538 static int
2539 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
2540 {
2541 args->cmd = SETDIR(args->cmd);
2542 return ioctl(td, (struct ioctl_args *)args);
2543 }
2544
2545 static int
2546 linux_ioctl_sg(struct thread *td, struct linux_ioctl_args *args)
2547 {
2548 struct file *fp;
2549 u_long cmd;
2550 int error;
2551
2552 if ((error = fget(td, args->fd, &fp)) != 0) {
2553 printf("sg_linux_ioctl: fget returned %d\n", error);
2554 return (error);
2555 }
2556 cmd = args->cmd;
2557
2558 error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td));
2559 fdrop(fp, td);
2560 return (error);
2561 }
2562
2563 /*
2564 * Special ioctl handler
2565 */
2566 static int
2567 linux_ioctl_special(struct thread *td, struct linux_ioctl_args *args)
2568 {
2569 int error;
2570
2571 switch (args->cmd) {
2572 case LINUX_SIOCGIFADDR:
2573 args->cmd = SIOCGIFADDR;
2574 error = ioctl(td, (struct ioctl_args *)args);
2575 break;
2576 case LINUX_SIOCSIFADDR:
2577 args->cmd = SIOCSIFADDR;
2578 error = ioctl(td, (struct ioctl_args *)args);
2579 break;
2580 case LINUX_SIOCGIFFLAGS:
2581 args->cmd = SIOCGIFFLAGS;
2582 error = ioctl(td, (struct ioctl_args *)args);
2583 break;
2584 default:
2585 error = ENOIOCTL;
2586 }
2587
2588 return (error);
2589 }
2590
2591 /*
2592 * main ioctl syscall function
2593 */
2594
2595 int
2596 linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
2597 {
2598 struct file *fp;
2599 struct handler_element *he;
2600 int error, cmd;
2601
2602 #ifdef DEBUG
2603 if (ldebug(ioctl))
2604 printf(ARGS(ioctl, "%d, %04lx, *"), args->fd,
2605 (unsigned long)args->cmd);
2606 #endif
2607
2608 if ((error = fget(td, args->fd, &fp)) != 0)
2609 return (error);
2610 if ((fp->f_flag & (FREAD|FWRITE)) == 0) {
2611 fdrop(fp, td);
2612 return (EBADF);
2613 }
2614
2615 /* Iterate over the ioctl handlers */
2616 cmd = args->cmd & 0xffff;
2617 sx_slock(&linux_ioctl_sx);
2618 mtx_lock(&Giant);
2619 TAILQ_FOREACH(he, &handlers, list) {
2620 if (cmd >= he->low && cmd <= he->high) {
2621 error = (*he->func)(td, args);
2622 if (error != ENOIOCTL) {
2623 mtx_unlock(&Giant);
2624 sx_sunlock(&linux_ioctl_sx);
2625 fdrop(fp, td);
2626 return (error);
2627 }
2628 }
2629 }
2630 mtx_unlock(&Giant);
2631 sx_sunlock(&linux_ioctl_sx);
2632 fdrop(fp, td);
2633
2634 linux_msg(td, "ioctl fd=%d, cmd=0x%x ('%c',%d) is not implemented",
2635 args->fd, (int)(args->cmd & 0xffff),
2636 (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff));
2637
2638 return (EINVAL);
2639 }
2640
2641 int
2642 linux_ioctl_register_handler(struct linux_ioctl_handler *h)
2643 {
2644 struct handler_element *he, *cur;
2645
2646 if (h == NULL || h->func == NULL)
2647 return (EINVAL);
2648
2649 /*
2650 * Reuse the element if the handler is already on the list, otherwise
2651 * create a new element.
2652 */
2653 sx_xlock(&linux_ioctl_sx);
2654 TAILQ_FOREACH(he, &handlers, list) {
2655 if (he->func == h->func)
2656 break;
2657 }
2658 if (he == NULL) {
2659 MALLOC(he, struct handler_element *, sizeof(*he),
2660 M_LINUX, M_WAITOK);
2661 he->func = h->func;
2662 } else
2663 TAILQ_REMOVE(&handlers, he, list);
2664
2665 /* Initialize range information. */
2666 he->low = h->low;
2667 he->high = h->high;
2668 he->span = h->high - h->low + 1;
2669
2670 /* Add the element to the list, sorted on span. */
2671 TAILQ_FOREACH(cur, &handlers, list) {
2672 if (cur->span > he->span) {
2673 TAILQ_INSERT_BEFORE(cur, he, list);
2674 sx_xunlock(&linux_ioctl_sx);
2675 return (0);
2676 }
2677 }
2678 TAILQ_INSERT_TAIL(&handlers, he, list);
2679 sx_xunlock(&linux_ioctl_sx);
2680
2681 return (0);
2682 }
2683
2684 int
2685 linux_ioctl_unregister_handler(struct linux_ioctl_handler *h)
2686 {
2687 struct handler_element *he;
2688
2689 if (h == NULL || h->func == NULL)
2690 return (EINVAL);
2691
2692 sx_xlock(&linux_ioctl_sx);
2693 TAILQ_FOREACH(he, &handlers, list) {
2694 if (he->func == h->func) {
2695 TAILQ_REMOVE(&handlers, he, list);
2696 sx_xunlock(&linux_ioctl_sx);
2697 FREE(he, M_LINUX);
2698 return (0);
2699 }
2700 }
2701 sx_xunlock(&linux_ioctl_sx);
2702
2703 return (EINVAL);
2704 }
Cache object: 3e76244ad64bda2576607c2d19388f47
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