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Merge branch 'x86-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6.git] / fs / compat_ioctl.c
blob5d19acfa7c6c652a6b8134ec79507457be463216
1 /*
2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
3 *
4 * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
6 * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
7 * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz)
8 *
9 * These routines maintain argument size conversion between 32bit and 64bit
10 * ioctls.
11 */
12
13 #include <linux/joystick.h>
14
15 #include <linux/types.h>
16 #include <linux/compat.h>
17 #include <linux/kernel.h>
18 #include <linux/capability.h>
19 #include <linux/compiler.h>
20 #include <linux/sched.h>
21 #include <linux/smp.h>
22 #include <linux/ioctl.h>
23 #include <linux/if.h>
24 #include <linux/if_bridge.h>
25 #include <linux/raid/md_u.h>
26 #include <linux/kd.h>
27 #include <linux/route.h>
28 #include <linux/in6.h>
29 #include <linux/ipv6_route.h>
30 #include <linux/skbuff.h>
31 #include <linux/netlink.h>
32 #include <linux/vt.h>
33 #include <linux/falloc.h>
34 #include <linux/fs.h>
35 #include <linux/file.h>
36 #include <linux/ppp_defs.h>
37 #include <linux/ppp-ioctl.h>
38 #include <linux/if_pppox.h>
39 #include <linux/mtio.h>
40 #include <linux/auto_fs.h>
41 #include <linux/auto_fs4.h>
42 #include <linux/tty.h>
43 #include <linux/vt_kern.h>
44 #include <linux/fb.h>
45 #include <linux/videodev2.h>
46 #include <linux/netdevice.h>
47 #include <linux/raw.h>
48 #include <linux/blkdev.h>
49 #include <linux/elevator.h>
50 #include <linux/rtc.h>
51 #include <linux/pci.h>
52 #include <linux/serial.h>
53 #include <linux/if_tun.h>
54 #include <linux/ctype.h>
55 #include <linux/syscalls.h>
56 #include <linux/i2c.h>
57 #include <linux/i2c-dev.h>
58 #include <linux/atalk.h>
59 #include <linux/gfp.h>
60
61 #include <net/bluetooth/bluetooth.h>
62 #include <net/bluetooth/hci.h>
63 #include <net/bluetooth/rfcomm.h>
64
65 #include <linux/capi.h>
66 #include <linux/gigaset_dev.h>
67
68 #ifdef CONFIG_BLOCK
69 #include <linux/cdrom.h>
70 #include <linux/fd.h>
71 #include <scsi/scsi.h>
72 #include <scsi/scsi_ioctl.h>
73 #include <scsi/sg.h>
74 #endif
75
76 #include <asm/uaccess.h>
77 #include <linux/ethtool.h>
78 #include <linux/mii.h>
79 #include <linux/if_bonding.h>
80 #include <linux/watchdog.h>
81
82 #include <linux/soundcard.h>
83 #include <linux/lp.h>
84 #include <linux/ppdev.h>
85
86 #include <linux/atm.h>
87 #include <linux/atmarp.h>
88 #include <linux/atmclip.h>
89 #include <linux/atmdev.h>
90 #include <linux/atmioc.h>
91 #include <linux/atmlec.h>
92 #include <linux/atmmpc.h>
93 #include <linux/atmsvc.h>
94 #include <linux/atm_tcp.h>
95 #include <linux/sonet.h>
96 #include <linux/atm_suni.h>
97
98 #include <linux/usb.h>
99 #include <linux/usbdevice_fs.h>
100 #include <linux/nbd.h>
101 #include <linux/random.h>
102 #include <linux/filter.h>
103
104 #include <linux/hiddev.h>
105
106 #define __DVB_CORE__
107 #include <linux/dvb/audio.h>
108 #include <linux/dvb/dmx.h>
109 #include <linux/dvb/frontend.h>
110 #include <linux/dvb/video.h>
111
112 #include <linux/sort.h>
113
114 #ifdef CONFIG_SPARC
115 #include <asm/fbio.h>
116 #endif
117
118 static int w_long(unsigned int fd, unsigned int cmd,
119 compat_ulong_t __user *argp)
120 {
121 mm_segment_t old_fs = get_fs();
122 int err;
123 unsigned long val;
124
125 set_fs (KERNEL_DS);
126 err = sys_ioctl(fd, cmd, (unsigned long)&val);
127 set_fs (old_fs);
128 if (!err && put_user(val, argp))
129 return -EFAULT;
130 return err;
131 }
132
133 struct compat_video_event {
134 int32_t type;
135 compat_time_t timestamp;
136 union {
137 video_size_t size;
138 unsigned int frame_rate;
139 } u;
140 };
141
142 static int do_video_get_event(unsigned int fd, unsigned int cmd,
143 struct compat_video_event __user *up)
144 {
145 struct video_event kevent;
146 mm_segment_t old_fs = get_fs();
147 int err;
148
149 set_fs(KERNEL_DS);
150 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
151 set_fs(old_fs);
152
153 if (!err) {
154 err = put_user(kevent.type, &up->type);
155 err |= put_user(kevent.timestamp, &up->timestamp);
156 err |= put_user(kevent.u.size.w, &up->u.size.w);
157 err |= put_user(kevent.u.size.h, &up->u.size.h);
158 err |= put_user(kevent.u.size.aspect_ratio,
159 &up->u.size.aspect_ratio);
160 if (err)
161 err = -EFAULT;
162 }
163
164 return err;
165 }
166
167 struct compat_video_still_picture {
168 compat_uptr_t iFrame;
169 int32_t size;
170 };
171
172 static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
173 struct compat_video_still_picture __user *up)
174 {
175 struct video_still_picture __user *up_native;
176 compat_uptr_t fp;
177 int32_t size;
178 int err;
179
180 err = get_user(fp, &up->iFrame);
181 err |= get_user(size, &up->size);
182 if (err)
183 return -EFAULT;
184
185 up_native =
186 compat_alloc_user_space(sizeof(struct video_still_picture));
187
188 err = put_user(compat_ptr(fp), &up_native->iFrame);
189 err |= put_user(size, &up_native->size);
190 if (err)
191 return -EFAULT;
192
193 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
194
195 return err;
196 }
197
198 struct compat_video_spu_palette {
199 int length;
200 compat_uptr_t palette;
201 };
202
203 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
204 struct compat_video_spu_palette __user *up)
205 {
206 struct video_spu_palette __user *up_native;
207 compat_uptr_t palp;
208 int length, err;
209
210 err = get_user(palp, &up->palette);
211 err |= get_user(length, &up->length);
212 if (err)
213 return -EFAULT;
214
215 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
216 err = put_user(compat_ptr(palp), &up_native->palette);
217 err |= put_user(length, &up_native->length);
218 if (err)
219 return -EFAULT;
220
221 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
222
223 return err;
224 }
225
226 #ifdef CONFIG_BLOCK
227 typedef struct sg_io_hdr32 {
228 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
229 compat_int_t dxfer_direction; /* [i] data transfer direction */
230 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
231 unsigned char mx_sb_len; /* [i] max length to write to sbp */
232 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
233 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
234 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
235 or scatter gather list */
236 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
237 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
238 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
239 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
240 compat_int_t pack_id; /* [i->o] unused internally (normally) */
241 compat_uptr_t usr_ptr; /* [i->o] unused internally */
242 unsigned char status; /* [o] scsi status */
243 unsigned char masked_status; /* [o] shifted, masked scsi status */
244 unsigned char msg_status; /* [o] messaging level data (optional) */
245 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
246 unsigned short host_status; /* [o] errors from host adapter */
247 unsigned short driver_status; /* [o] errors from software driver */
248 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
249 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
250 compat_uint_t info; /* [o] auxiliary information */
251 } sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
252
253 typedef struct sg_iovec32 {
254 compat_uint_t iov_base;
255 compat_uint_t iov_len;
256 } sg_iovec32_t;
257
258 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
259 {
260 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
261 sg_iovec32_t __user *iov32 = dxferp;
262 int i;
263
264 for (i = 0; i < iovec_count; i++) {
265 u32 base, len;
266
267 if (get_user(base, &iov32[i].iov_base) ||
268 get_user(len, &iov32[i].iov_len) ||
269 put_user(compat_ptr(base), &iov[i].iov_base) ||
270 put_user(len, &iov[i].iov_len))
271 return -EFAULT;
272 }
273
274 if (put_user(iov, &sgio->dxferp))
275 return -EFAULT;
276 return 0;
277 }
278
279 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
280 sg_io_hdr32_t __user *sgio32)
281 {
282 sg_io_hdr_t __user *sgio;
283 u16 iovec_count;
284 u32 data;
285 void __user *dxferp;
286 int err;
287 int interface_id;
288
289 if (get_user(interface_id, &sgio32->interface_id))
290 return -EFAULT;
291 if (interface_id != 'S')
292 return sys_ioctl(fd, cmd, (unsigned long)sgio32);
293
294 if (get_user(iovec_count, &sgio32->iovec_count))
295 return -EFAULT;
296
297 {
298 void __user *top = compat_alloc_user_space(0);
299 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
300 (iovec_count * sizeof(sg_iovec_t)));
301 if (new > top)
302 return -EINVAL;
303
304 sgio = new;
305 }
306
307 /* Ok, now construct. */
308 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
309 (2 * sizeof(int)) +
310 (2 * sizeof(unsigned char)) +
311 (1 * sizeof(unsigned short)) +
312 (1 * sizeof(unsigned int))))
313 return -EFAULT;
314
315 if (get_user(data, &sgio32->dxferp))
316 return -EFAULT;
317 dxferp = compat_ptr(data);
318 if (iovec_count) {
319 if (sg_build_iovec(sgio, dxferp, iovec_count))
320 return -EFAULT;
321 } else {
322 if (put_user(dxferp, &sgio->dxferp))
323 return -EFAULT;
324 }
325
326 {
327 unsigned char __user *cmdp;
328 unsigned char __user *sbp;
329
330 if (get_user(data, &sgio32->cmdp))
331 return -EFAULT;
332 cmdp = compat_ptr(data);
333
334 if (get_user(data, &sgio32->sbp))
335 return -EFAULT;
336 sbp = compat_ptr(data);
337
338 if (put_user(cmdp, &sgio->cmdp) ||
339 put_user(sbp, &sgio->sbp))
340 return -EFAULT;
341 }
342
343 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
344 3 * sizeof(int)))
345 return -EFAULT;
346
347 if (get_user(data, &sgio32->usr_ptr))
348 return -EFAULT;
349 if (put_user(compat_ptr(data), &sgio->usr_ptr))
350 return -EFAULT;
351
352 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
353
354 if (err >= 0) {
355 void __user *datap;
356
357 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
358 sizeof(int)) ||
359 get_user(datap, &sgio->usr_ptr) ||
360 put_user((u32)(unsigned long)datap,
361 &sgio32->usr_ptr) ||
362 copy_in_user(&sgio32->status, &sgio->status,
363 (4 * sizeof(unsigned char)) +
364 (2 * sizeof(unsigned short)) +
365 (3 * sizeof(int))))
366 err = -EFAULT;
367 }
368
369 return err;
370 }
371
372 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
373 char req_state;
374 char orphan;
375 char sg_io_owned;
376 char problem;
377 int pack_id;
378 compat_uptr_t usr_ptr;
379 unsigned int duration;
380 int unused;
381 };
382
383 static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
384 compat_sg_req_info __user *o)
385 {
386 int err, i;
387 sg_req_info_t __user *r;
388 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
389 err = sys_ioctl(fd,cmd,(unsigned long)r);
390 if (err < 0)
391 return err;
392 for (i = 0; i < SG_MAX_QUEUE; i++) {
393 void __user *ptr;
394 int d;
395
396 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
397 get_user(ptr, &r[i].usr_ptr) ||
398 get_user(d, &r[i].duration) ||
399 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
400 put_user(d, &o[i].duration))
401 return -EFAULT;
402 }
403 return err;
404 }
405 #endif /* CONFIG_BLOCK */
406
407 struct sock_fprog32 {
408 unsigned short len;
409 compat_caddr_t filter;
410 };
411
412 #define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
413 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
414
415 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
416 struct sock_fprog32 __user *u_fprog32)
417 {
418 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
419 void __user *fptr64;
420 u32 fptr32;
421 u16 flen;
422
423 if (get_user(flen, &u_fprog32->len) ||
424 get_user(fptr32, &u_fprog32->filter))
425 return -EFAULT;
426
427 fptr64 = compat_ptr(fptr32);
428
429 if (put_user(flen, &u_fprog64->len) ||
430 put_user(fptr64, &u_fprog64->filter))
431 return -EFAULT;
432
433 if (cmd == PPPIOCSPASS32)
434 cmd = PPPIOCSPASS;
435 else
436 cmd = PPPIOCSACTIVE;
437
438 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
439 }
440
441 struct ppp_option_data32 {
442 compat_caddr_t ptr;
443 u32 length;
444 compat_int_t transmit;
445 };
446 #define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
447
448 struct ppp_idle32 {
449 compat_time_t xmit_idle;
450 compat_time_t recv_idle;
451 };
452 #define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
453
454 static int ppp_gidle(unsigned int fd, unsigned int cmd,
455 struct ppp_idle32 __user *idle32)
456 {
457 struct ppp_idle __user *idle;
458 __kernel_time_t xmit, recv;
459 int err;
460
461 idle = compat_alloc_user_space(sizeof(*idle));
462
463 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
464
465 if (!err) {
466 if (get_user(xmit, &idle->xmit_idle) ||
467 get_user(recv, &idle->recv_idle) ||
468 put_user(xmit, &idle32->xmit_idle) ||
469 put_user(recv, &idle32->recv_idle))
470 err = -EFAULT;
471 }
472 return err;
473 }
474
475 static int ppp_scompress(unsigned int fd, unsigned int cmd,
476 struct ppp_option_data32 __user *odata32)
477 {
478 struct ppp_option_data __user *odata;
479 __u32 data;
480 void __user *datap;
481
482 odata = compat_alloc_user_space(sizeof(*odata));
483
484 if (get_user(data, &odata32->ptr))
485 return -EFAULT;
486
487 datap = compat_ptr(data);
488 if (put_user(datap, &odata->ptr))
489 return -EFAULT;
490
491 if (copy_in_user(&odata->length, &odata32->length,
492 sizeof(__u32) + sizeof(int)))
493 return -EFAULT;
494
495 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
496 }
497
498 #ifdef CONFIG_BLOCK
499 struct mtget32 {
500 compat_long_t mt_type;
501 compat_long_t mt_resid;
502 compat_long_t mt_dsreg;
503 compat_long_t mt_gstat;
504 compat_long_t mt_erreg;
505 compat_daddr_t mt_fileno;
506 compat_daddr_t mt_blkno;
507 };
508 #define MTIOCGET32 _IOR('m', 2, struct mtget32)
509
510 struct mtpos32 {
511 compat_long_t mt_blkno;
512 };
513 #define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
514
515 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
516 {
517 mm_segment_t old_fs = get_fs();
518 struct mtget get;
519 struct mtget32 __user *umget32;
520 struct mtpos pos;
521 struct mtpos32 __user *upos32;
522 unsigned long kcmd;
523 void *karg;
524 int err = 0;
525
526 switch(cmd) {
527 case MTIOCPOS32:
528 kcmd = MTIOCPOS;
529 karg = &pos;
530 break;
531 default: /* MTIOCGET32 */
532 kcmd = MTIOCGET;
533 karg = &get;
534 break;
535 }
536 set_fs (KERNEL_DS);
537 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
538 set_fs (old_fs);
539 if (err)
540 return err;
541 switch (cmd) {
542 case MTIOCPOS32:
543 upos32 = argp;
544 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
545 break;
546 case MTIOCGET32:
547 umget32 = argp;
548 err = __put_user(get.mt_type, &umget32->mt_type);
549 err |= __put_user(get.mt_resid, &umget32->mt_resid);
550 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
551 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
552 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
553 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
554 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
555 break;
556 }
557 return err ? -EFAULT: 0;
558 }
559
560 #endif /* CONFIG_BLOCK */
561
562 /* Bluetooth ioctls */
563 #define HCIUARTSETPROTO _IOW('U', 200, int)
564 #define HCIUARTGETPROTO _IOR('U', 201, int)
565 #define HCIUARTGETDEVICE _IOR('U', 202, int)
566 #define HCIUARTSETFLAGS _IOW('U', 203, int)
567 #define HCIUARTGETFLAGS _IOR('U', 204, int)
568
569 #define BNEPCONNADD _IOW('B', 200, int)
570 #define BNEPCONNDEL _IOW('B', 201, int)
571 #define BNEPGETCONNLIST _IOR('B', 210, int)
572 #define BNEPGETCONNINFO _IOR('B', 211, int)
573
574 #define CMTPCONNADD _IOW('C', 200, int)
575 #define CMTPCONNDEL _IOW('C', 201, int)
576 #define CMTPGETCONNLIST _IOR('C', 210, int)
577 #define CMTPGETCONNINFO _IOR('C', 211, int)
578
579 #define HIDPCONNADD _IOW('H', 200, int)
580 #define HIDPCONNDEL _IOW('H', 201, int)
581 #define HIDPGETCONNLIST _IOR('H', 210, int)
582 #define HIDPGETCONNINFO _IOR('H', 211, int)
583
584
585 struct serial_struct32 {
586 compat_int_t type;
587 compat_int_t line;
588 compat_uint_t port;
589 compat_int_t irq;
590 compat_int_t flags;
591 compat_int_t xmit_fifo_size;
592 compat_int_t custom_divisor;
593 compat_int_t baud_base;
594 unsigned short close_delay;
595 char io_type;
596 char reserved_char[1];
597 compat_int_t hub6;
598 unsigned short closing_wait; /* time to wait before closing */
599 unsigned short closing_wait2; /* no longer used... */
600 compat_uint_t iomem_base;
601 unsigned short iomem_reg_shift;
602 unsigned int port_high;
603 /* compat_ulong_t iomap_base FIXME */
604 compat_int_t reserved[1];
605 };
606
607 static int serial_struct_ioctl(unsigned fd, unsigned cmd,
608 struct serial_struct32 __user *ss32)
609 {
610 typedef struct serial_struct32 SS32;
611 int err;
612 struct serial_struct ss;
613 mm_segment_t oldseg = get_fs();
614 __u32 udata;
615 unsigned int base;
616
617 if (cmd == TIOCSSERIAL) {
618 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
619 return -EFAULT;
620 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
621 return -EFAULT;
622 if (__get_user(udata, &ss32->iomem_base))
623 return -EFAULT;
624 ss.iomem_base = compat_ptr(udata);
625 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
626 __get_user(ss.port_high, &ss32->port_high))
627 return -EFAULT;
628 ss.iomap_base = 0UL;
629 }
630 set_fs(KERNEL_DS);
631 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
632 set_fs(oldseg);
633 if (cmd == TIOCGSERIAL && err >= 0) {
634 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
635 return -EFAULT;
636 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
637 return -EFAULT;
638 base = (unsigned long)ss.iomem_base >> 32 ?
639 0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
640 if (__put_user(base, &ss32->iomem_base) ||
641 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
642 __put_user(ss.port_high, &ss32->port_high))
643 return -EFAULT;
644 }
645 return err;
646 }
647
648 /*
649 * I2C layer ioctls
650 */
651
652 struct i2c_msg32 {
653 u16 addr;
654 u16 flags;
655 u16 len;
656 compat_caddr_t buf;
657 };
658
659 struct i2c_rdwr_ioctl_data32 {
660 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
661 u32 nmsgs;
662 };
663
664 struct i2c_smbus_ioctl_data32 {
665 u8 read_write;
666 u8 command;
667 u32 size;
668 compat_caddr_t data; /* union i2c_smbus_data *data */
669 };
670
671 struct i2c_rdwr_aligned {
672 struct i2c_rdwr_ioctl_data cmd;
673 struct i2c_msg msgs[0];
674 };
675
676 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
677 struct i2c_rdwr_ioctl_data32 __user *udata)
678 {
679 struct i2c_rdwr_aligned __user *tdata;
680 struct i2c_msg __user *tmsgs;
681 struct i2c_msg32 __user *umsgs;
682 compat_caddr_t datap;
683 int nmsgs, i;
684
685 if (get_user(nmsgs, &udata->nmsgs))
686 return -EFAULT;
687 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
688 return -EINVAL;
689
690 if (get_user(datap, &udata->msgs))
691 return -EFAULT;
692 umsgs = compat_ptr(datap);
693
694 tdata = compat_alloc_user_space(sizeof(*tdata) +
695 nmsgs * sizeof(struct i2c_msg));
696 tmsgs = &tdata->msgs[0];
697
698 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
699 put_user(tmsgs, &tdata->cmd.msgs))
700 return -EFAULT;
701
702 for (i = 0; i < nmsgs; i++) {
703 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
704 return -EFAULT;
705 if (get_user(datap, &umsgs[i].buf) ||
706 put_user(compat_ptr(datap), &tmsgs[i].buf))
707 return -EFAULT;
708 }
709 return sys_ioctl(fd, cmd, (unsigned long)tdata);
710 }
711
712 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
713 struct i2c_smbus_ioctl_data32 __user *udata)
714 {
715 struct i2c_smbus_ioctl_data __user *tdata;
716 compat_caddr_t datap;
717
718 tdata = compat_alloc_user_space(sizeof(*tdata));
719 if (tdata == NULL)
720 return -ENOMEM;
721 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
722 return -EFAULT;
723
724 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
725 return -EFAULT;
726
727 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
728 return -EFAULT;
729 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
730 return -EFAULT;
731 if (__get_user(datap, &udata->data) ||
732 __put_user(compat_ptr(datap), &tdata->data))
733 return -EFAULT;
734
735 return sys_ioctl(fd, cmd, (unsigned long)tdata);
736 }
737
738 #define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
739 #define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
740 #define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
741 #define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
742
743 static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
744 {
745 mm_segment_t oldfs = get_fs();
746 compat_ulong_t val32;
747 unsigned long kval;
748 int ret;
749
750 switch (cmd) {
751 case RTC_IRQP_READ32:
752 case RTC_EPOCH_READ32:
753 set_fs(KERNEL_DS);
754 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
755 RTC_IRQP_READ : RTC_EPOCH_READ,
756 (unsigned long)&kval);
757 set_fs(oldfs);
758 if (ret)
759 return ret;
760 val32 = kval;
761 return put_user(val32, (unsigned int __user *)argp);
762 case RTC_IRQP_SET32:
763 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
764 case RTC_EPOCH_SET32:
765 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
766 }
767
768 return -ENOIOCTLCMD;
769 }
770
771 /* on ia32 l_start is on a 32-bit boundary */
772 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
773 struct space_resv_32 {
774 __s16 l_type;
775 __s16 l_whence;
776 __s64 l_start __attribute__((packed));
777 /* len == 0 means until end of file */
778 __s64 l_len __attribute__((packed));
779 __s32 l_sysid;
780 __u32 l_pid;
781 __s32 l_pad[4]; /* reserve area */
782 };
783
784 #define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
785 #define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
786
787 /* just account for different alignment */
788 static int compat_ioctl_preallocate(struct file *file,
789 struct space_resv_32 __user *p32)
790 {
791 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
792
793 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
794 copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) ||
795 copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) ||
796 copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) ||
797 copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) ||
798 copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
799 copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
800 return -EFAULT;
801
802 return ioctl_preallocate(file, p);
803 }
804 #endif
805
806 /*
807 * simple reversible transform to make our table more evenly
808 * distributed after sorting.
809 */
810 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
811
812 #define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
813 /* ioctl should not be warned about even if it's not implemented.
814 Valid reasons to use this:
815 - It is implemented with ->compat_ioctl on some device, but programs
816 call it on others too.
817 - The ioctl is not implemented in the native kernel, but programs
818 call it commonly anyways.
819 Most other reasons are not valid. */
820 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
821
822 static unsigned int ioctl_pointer[] = {
823 /* compatible ioctls first */
824 COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
825 COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
826
827 /* Big T */
828 COMPATIBLE_IOCTL(TCGETA)
829 COMPATIBLE_IOCTL(TCSETA)
830 COMPATIBLE_IOCTL(TCSETAW)
831 COMPATIBLE_IOCTL(TCSETAF)
832 COMPATIBLE_IOCTL(TCSBRK)
833 COMPATIBLE_IOCTL(TCXONC)
834 COMPATIBLE_IOCTL(TCFLSH)
835 COMPATIBLE_IOCTL(TCGETS)
836 COMPATIBLE_IOCTL(TCSETS)
837 COMPATIBLE_IOCTL(TCSETSW)
838 COMPATIBLE_IOCTL(TCSETSF)
839 COMPATIBLE_IOCTL(TIOCLINUX)
840 COMPATIBLE_IOCTL(TIOCSBRK)
841 COMPATIBLE_IOCTL(TIOCGDEV)
842 COMPATIBLE_IOCTL(TIOCCBRK)
843 COMPATIBLE_IOCTL(TIOCGSID)
844 COMPATIBLE_IOCTL(TIOCGICOUNT)
845 COMPATIBLE_IOCTL(TIOCGPKT)
846 COMPATIBLE_IOCTL(TIOCGPTLCK)
847 COMPATIBLE_IOCTL(TIOCGEXCL)
848 /* Little t */
849 COMPATIBLE_IOCTL(TIOCGETD)
850 COMPATIBLE_IOCTL(TIOCSETD)
851 COMPATIBLE_IOCTL(TIOCEXCL)
852 COMPATIBLE_IOCTL(TIOCNXCL)
853 COMPATIBLE_IOCTL(TIOCCONS)
854 COMPATIBLE_IOCTL(TIOCGSOFTCAR)
855 COMPATIBLE_IOCTL(TIOCSSOFTCAR)
856 COMPATIBLE_IOCTL(TIOCSWINSZ)
857 COMPATIBLE_IOCTL(TIOCGWINSZ)
858 COMPATIBLE_IOCTL(TIOCMGET)
859 COMPATIBLE_IOCTL(TIOCMBIC)
860 COMPATIBLE_IOCTL(TIOCMBIS)
861 COMPATIBLE_IOCTL(TIOCMSET)
862 COMPATIBLE_IOCTL(TIOCPKT)
863 COMPATIBLE_IOCTL(TIOCNOTTY)
864 COMPATIBLE_IOCTL(TIOCSTI)
865 COMPATIBLE_IOCTL(TIOCOUTQ)
866 COMPATIBLE_IOCTL(TIOCSPGRP)
867 COMPATIBLE_IOCTL(TIOCGPGRP)
868 COMPATIBLE_IOCTL(TIOCGPTN)
869 COMPATIBLE_IOCTL(TIOCSPTLCK)
870 COMPATIBLE_IOCTL(TIOCSERGETLSR)
871 COMPATIBLE_IOCTL(TIOCSIG)
872 #ifdef TIOCSRS485
873 COMPATIBLE_IOCTL(TIOCSRS485)
874 #endif
875 #ifdef TIOCGRS485
876 COMPATIBLE_IOCTL(TIOCGRS485)
877 #endif
878 #ifdef TCGETS2
879 COMPATIBLE_IOCTL(TCGETS2)
880 COMPATIBLE_IOCTL(TCSETS2)
881 COMPATIBLE_IOCTL(TCSETSW2)
882 COMPATIBLE_IOCTL(TCSETSF2)
883 #endif
884 /* Little f */
885 COMPATIBLE_IOCTL(FIOCLEX)
886 COMPATIBLE_IOCTL(FIONCLEX)
887 COMPATIBLE_IOCTL(FIOASYNC)
888 COMPATIBLE_IOCTL(FIONBIO)
889 COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
890 COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
891 /* 0x00 */
892 COMPATIBLE_IOCTL(FIBMAP)
893 COMPATIBLE_IOCTL(FIGETBSZ)
894 /* 'X' - originally XFS but some now in the VFS */
895 COMPATIBLE_IOCTL(FIFREEZE)
896 COMPATIBLE_IOCTL(FITHAW)
897 COMPATIBLE_IOCTL(KDGETKEYCODE)
898 COMPATIBLE_IOCTL(KDSETKEYCODE)
899 COMPATIBLE_IOCTL(KDGKBTYPE)
900 COMPATIBLE_IOCTL(KDGETMODE)
901 COMPATIBLE_IOCTL(KDGKBMODE)
902 COMPATIBLE_IOCTL(KDGKBMETA)
903 COMPATIBLE_IOCTL(KDGKBENT)
904 COMPATIBLE_IOCTL(KDSKBENT)
905 COMPATIBLE_IOCTL(KDGKBSENT)
906 COMPATIBLE_IOCTL(KDSKBSENT)
907 COMPATIBLE_IOCTL(KDGKBDIACR)
908 COMPATIBLE_IOCTL(KDSKBDIACR)
909 COMPATIBLE_IOCTL(KDGKBDIACRUC)
910 COMPATIBLE_IOCTL(KDSKBDIACRUC)
911 COMPATIBLE_IOCTL(KDKBDREP)
912 COMPATIBLE_IOCTL(KDGKBLED)
913 COMPATIBLE_IOCTL(KDGETLED)
914 #ifdef CONFIG_BLOCK
915 /* Big S */
916 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
917 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
918 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
919 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
920 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
921 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
922 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
923 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
924 #endif
925 /* Big V (don't complain on serial console) */
926 IGNORE_IOCTL(VT_OPENQRY)
927 IGNORE_IOCTL(VT_GETMODE)
928 /* Little p (/dev/rtc, /dev/envctrl, etc.) */
929 COMPATIBLE_IOCTL(RTC_AIE_ON)
930 COMPATIBLE_IOCTL(RTC_AIE_OFF)
931 COMPATIBLE_IOCTL(RTC_UIE_ON)
932 COMPATIBLE_IOCTL(RTC_UIE_OFF)
933 COMPATIBLE_IOCTL(RTC_PIE_ON)
934 COMPATIBLE_IOCTL(RTC_PIE_OFF)
935 COMPATIBLE_IOCTL(RTC_WIE_ON)
936 COMPATIBLE_IOCTL(RTC_WIE_OFF)
937 COMPATIBLE_IOCTL(RTC_ALM_SET)
938 COMPATIBLE_IOCTL(RTC_ALM_READ)
939 COMPATIBLE_IOCTL(RTC_RD_TIME)
940 COMPATIBLE_IOCTL(RTC_SET_TIME)
941 COMPATIBLE_IOCTL(RTC_WKALM_SET)
942 COMPATIBLE_IOCTL(RTC_WKALM_RD)
943 /*
944 * These two are only for the sbus rtc driver, but
945 * hwclock tries them on every rtc device first when
946 * running on sparc. On other architectures the entries
947 * are useless but harmless.
948 */
949 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
950 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
951 /* Little m */
952 COMPATIBLE_IOCTL(MTIOCTOP)
953 /* Socket level stuff */
954 COMPATIBLE_IOCTL(FIOQSIZE)
955 #ifdef CONFIG_BLOCK
956 /* md calls this on random blockdevs */
957 IGNORE_IOCTL(RAID_VERSION)
958 /* qemu/qemu-img might call these two on plain files for probing */
959 IGNORE_IOCTL(CDROM_DRIVE_STATUS)
960 IGNORE_IOCTL(FDGETPRM32)
961 /* SG stuff */
962 COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
963 COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
964 COMPATIBLE_IOCTL(SG_EMULATED_HOST)
965 COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
966 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
967 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
968 COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
969 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
970 COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
971 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
972 COMPATIBLE_IOCTL(SG_GET_PACK_ID)
973 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
974 COMPATIBLE_IOCTL(SG_SET_DEBUG)
975 COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
976 COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
977 COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
978 COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
979 COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
980 COMPATIBLE_IOCTL(SG_SCSI_RESET)
981 COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
982 COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
983 COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
984 #endif
985 /* PPP stuff */
986 COMPATIBLE_IOCTL(PPPIOCGFLAGS)
987 COMPATIBLE_IOCTL(PPPIOCSFLAGS)
988 COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
989 COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
990 COMPATIBLE_IOCTL(PPPIOCGUNIT)
991 COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
992 COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
993 COMPATIBLE_IOCTL(PPPIOCGMRU)
994 COMPATIBLE_IOCTL(PPPIOCSMRU)
995 COMPATIBLE_IOCTL(PPPIOCSMAXCID)
996 COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
997 COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
998 COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
999 /* PPPIOCSCOMPRESS is translated */
1000 COMPATIBLE_IOCTL(PPPIOCGNPMODE)
1001 COMPATIBLE_IOCTL(PPPIOCSNPMODE)
1002 COMPATIBLE_IOCTL(PPPIOCGDEBUG)
1003 COMPATIBLE_IOCTL(PPPIOCSDEBUG)
1004 /* PPPIOCSPASS is translated */
1005 /* PPPIOCSACTIVE is translated */
1006 /* PPPIOCGIDLE is translated */
1007 COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
1008 COMPATIBLE_IOCTL(PPPIOCATTACH)
1009 COMPATIBLE_IOCTL(PPPIOCDETACH)
1010 COMPATIBLE_IOCTL(PPPIOCSMRRU)
1011 COMPATIBLE_IOCTL(PPPIOCCONNECT)
1012 COMPATIBLE_IOCTL(PPPIOCDISCONN)
1013 COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1014 COMPATIBLE_IOCTL(PPPIOCGCHAN)
1015 COMPATIBLE_IOCTL(PPPIOCGL2TPSTATS)
1016 /* PPPOX */
1017 COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1018 COMPATIBLE_IOCTL(PPPOEIOCDFWD)
1019 /* ppdev */
1020 COMPATIBLE_IOCTL(PPSETMODE)
1021 COMPATIBLE_IOCTL(PPRSTATUS)
1022 COMPATIBLE_IOCTL(PPRCONTROL)
1023 COMPATIBLE_IOCTL(PPWCONTROL)
1024 COMPATIBLE_IOCTL(PPFCONTROL)
1025 COMPATIBLE_IOCTL(PPRDATA)
1026 COMPATIBLE_IOCTL(PPWDATA)
1027 COMPATIBLE_IOCTL(PPCLAIM)
1028 COMPATIBLE_IOCTL(PPRELEASE)
1029 COMPATIBLE_IOCTL(PPYIELD)
1030 COMPATIBLE_IOCTL(PPEXCL)
1031 COMPATIBLE_IOCTL(PPDATADIR)
1032 COMPATIBLE_IOCTL(PPNEGOT)
1033 COMPATIBLE_IOCTL(PPWCTLONIRQ)
1034 COMPATIBLE_IOCTL(PPCLRIRQ)
1035 COMPATIBLE_IOCTL(PPSETPHASE)
1036 COMPATIBLE_IOCTL(PPGETMODES)
1037 COMPATIBLE_IOCTL(PPGETMODE)
1038 COMPATIBLE_IOCTL(PPGETPHASE)
1039 COMPATIBLE_IOCTL(PPGETFLAGS)
1040 COMPATIBLE_IOCTL(PPSETFLAGS)
1041 /* Big A */
1042 /* sparc only */
1043 /* Big Q for sound/OSS */
1044 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1045 COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1046 COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1047 COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1048 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1049 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1050 COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1051 COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1052 COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1053 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1054 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1055 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1056 COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1057 COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1058 COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1059 COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1060 COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1061 COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1062 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1063 COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1064 COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1065 COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1066 /* Big T for sound/OSS */
1067 COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1068 COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1069 COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1070 COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1071 COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1072 COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1073 COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1074 COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1075 /* Little m for sound/OSS */
1076 COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1077 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1078 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1079 /* Big P for sound/OSS */
1080 COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1081 COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1082 COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1083 COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1084 COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1085 COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1086 COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1087 COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1088 COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1089 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1090 COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1091 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1092 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1093 COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1094 COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1095 COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1096 COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1097 COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1098 COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1099 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1100 /* SNDCTL_DSP_MAPINBUF, XXX needs translation */
1101 /* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
1102 COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1103 COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1104 COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1105 COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1106 COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1107 COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1108 COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1109 COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1110 /* Big C for sound/OSS */
1111 COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1112 COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1113 COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1114 COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1115 COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1116 COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1117 COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1118 COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1119 COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1120 COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1121 /* Big M for sound/OSS */
1122 COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1123 COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1124 COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1125 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1126 COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1127 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1128 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1129 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1130 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1131 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1132 COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1133 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1134 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1135 COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1136 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1137 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1138 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1139 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1140 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1141 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1142 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1143 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1144 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1145 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1146 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1147 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1148 /* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */
1149 /* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */
1150 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1151 COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1152 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1153 COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1154 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1155 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1156 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1157 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1158 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1159 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1160 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1161 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1162 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1163 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1164 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1165 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1166 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1167 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1168 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1169 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1170 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1171 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1172 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1173 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1174 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1175 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1176 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1177 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1178 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1179 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1180 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1181 /* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */
1182 /* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */
1183 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1184 COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1185 COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1186 COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1187 COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1188 COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1189 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1190 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1191 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1192 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1193 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1194 COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1195 COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1196 COMPATIBLE_IOCTL(OSS_GETVERSION)
1197 /* Raw devices */
1198 COMPATIBLE_IOCTL(RAW_SETBIND)
1199 COMPATIBLE_IOCTL(RAW_GETBIND)
1200 /* Watchdog */
1201 COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1202 COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1203 COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1204 COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1205 COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1206 COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1207 COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1208 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1209 /* Big R */
1210 COMPATIBLE_IOCTL(RNDGETENTCNT)
1211 COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1212 COMPATIBLE_IOCTL(RNDGETPOOL)
1213 COMPATIBLE_IOCTL(RNDADDENTROPY)
1214 COMPATIBLE_IOCTL(RNDZAPENTCNT)
1215 COMPATIBLE_IOCTL(RNDCLEARPOOL)
1216 /* Bluetooth */
1217 COMPATIBLE_IOCTL(HCIDEVUP)
1218 COMPATIBLE_IOCTL(HCIDEVDOWN)
1219 COMPATIBLE_IOCTL(HCIDEVRESET)
1220 COMPATIBLE_IOCTL(HCIDEVRESTAT)
1221 COMPATIBLE_IOCTL(HCIGETDEVLIST)
1222 COMPATIBLE_IOCTL(HCIGETDEVINFO)
1223 COMPATIBLE_IOCTL(HCIGETCONNLIST)
1224 COMPATIBLE_IOCTL(HCIGETCONNINFO)
1225 COMPATIBLE_IOCTL(HCIGETAUTHINFO)
1226 COMPATIBLE_IOCTL(HCISETRAW)
1227 COMPATIBLE_IOCTL(HCISETSCAN)
1228 COMPATIBLE_IOCTL(HCISETAUTH)
1229 COMPATIBLE_IOCTL(HCISETENCRYPT)
1230 COMPATIBLE_IOCTL(HCISETPTYPE)
1231 COMPATIBLE_IOCTL(HCISETLINKPOL)
1232 COMPATIBLE_IOCTL(HCISETLINKMODE)
1233 COMPATIBLE_IOCTL(HCISETACLMTU)
1234 COMPATIBLE_IOCTL(HCISETSCOMTU)
1235 COMPATIBLE_IOCTL(HCIBLOCKADDR)
1236 COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
1237 COMPATIBLE_IOCTL(HCIINQUIRY)
1238 COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1239 COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1240 COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1241 COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1242 COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1243 COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1244 COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1245 COMPATIBLE_IOCTL(BNEPCONNADD)
1246 COMPATIBLE_IOCTL(BNEPCONNDEL)
1247 COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1248 COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1249 COMPATIBLE_IOCTL(CMTPCONNADD)
1250 COMPATIBLE_IOCTL(CMTPCONNDEL)
1251 COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1252 COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1253 COMPATIBLE_IOCTL(HIDPCONNADD)
1254 COMPATIBLE_IOCTL(HIDPCONNDEL)
1255 COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1256 COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1257 /* CAPI */
1258 COMPATIBLE_IOCTL(CAPI_REGISTER)
1259 COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1260 COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1261 COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1262 COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1263 COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1264 COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1265 COMPATIBLE_IOCTL(CAPI_INSTALLED)
1266 COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1267 COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1268 COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1269 COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1270 COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1271 /* Siemens Gigaset */
1272 COMPATIBLE_IOCTL(GIGASET_REDIR)
1273 COMPATIBLE_IOCTL(GIGASET_CONFIG)
1274 COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1275 COMPATIBLE_IOCTL(GIGASET_VERSION)
1276 /* Misc. */
1277 COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
1278 COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
1279 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1280 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1281 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1282 COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
1283 /* NBD */
1284 COMPATIBLE_IOCTL(NBD_DO_IT)
1285 COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1286 COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1287 COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
1288 COMPATIBLE_IOCTL(NBD_DISCONNECT)
1289 /* i2c */
1290 COMPATIBLE_IOCTL(I2C_SLAVE)
1291 COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1292 COMPATIBLE_IOCTL(I2C_TENBIT)
1293 COMPATIBLE_IOCTL(I2C_PEC)
1294 COMPATIBLE_IOCTL(I2C_RETRIES)
1295 COMPATIBLE_IOCTL(I2C_TIMEOUT)
1296 /* hiddev */
1297 COMPATIBLE_IOCTL(HIDIOCGVERSION)
1298 COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1299 COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1300 COMPATIBLE_IOCTL(HIDIOCGSTRING)
1301 COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1302 COMPATIBLE_IOCTL(HIDIOCGREPORT)
1303 COMPATIBLE_IOCTL(HIDIOCSREPORT)
1304 COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1305 COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1306 COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1307 COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1308 COMPATIBLE_IOCTL(HIDIOCGUCODE)
1309 COMPATIBLE_IOCTL(HIDIOCGFLAG)
1310 COMPATIBLE_IOCTL(HIDIOCSFLAG)
1311 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1312 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1313 /* dvb */
1314 COMPATIBLE_IOCTL(AUDIO_STOP)
1315 COMPATIBLE_IOCTL(AUDIO_PLAY)
1316 COMPATIBLE_IOCTL(AUDIO_PAUSE)
1317 COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1318 COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1319 COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1320 COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1321 COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1322 COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1323 COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1324 COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1325 COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1326 COMPATIBLE_IOCTL(AUDIO_SET_ID)
1327 COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1328 COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1329 COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1330 COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1331 COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1332 COMPATIBLE_IOCTL(DMX_START)
1333 COMPATIBLE_IOCTL(DMX_STOP)
1334 COMPATIBLE_IOCTL(DMX_SET_FILTER)
1335 COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1336 COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1337 COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1338 COMPATIBLE_IOCTL(DMX_GET_CAPS)
1339 COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1340 COMPATIBLE_IOCTL(DMX_GET_STC)
1341 COMPATIBLE_IOCTL(FE_GET_INFO)
1342 COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1343 COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1344 COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1345 COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1346 COMPATIBLE_IOCTL(FE_SET_TONE)
1347 COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1348 COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1349 COMPATIBLE_IOCTL(FE_READ_STATUS)
1350 COMPATIBLE_IOCTL(FE_READ_BER)
1351 COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1352 COMPATIBLE_IOCTL(FE_READ_SNR)
1353 COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1354 COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1355 COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1356 COMPATIBLE_IOCTL(FE_GET_EVENT)
1357 COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1358 COMPATIBLE_IOCTL(VIDEO_STOP)
1359 COMPATIBLE_IOCTL(VIDEO_PLAY)
1360 COMPATIBLE_IOCTL(VIDEO_FREEZE)
1361 COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1362 COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1363 COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1364 COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1365 COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1366 COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1367 COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1368 COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1369 COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1370 COMPATIBLE_IOCTL(VIDEO_SET_ID)
1371 COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1372 COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1373 COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1374 COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1375 COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1376 COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1377 COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1378 COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1379 COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1380
1381 /* joystick */
1382 COMPATIBLE_IOCTL(JSIOCGVERSION)
1383 COMPATIBLE_IOCTL(JSIOCGAXES)
1384 COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1385 COMPATIBLE_IOCTL(JSIOCGNAME(0))
1386
1387 #ifdef TIOCGLTC
1388 COMPATIBLE_IOCTL(TIOCGLTC)
1389 COMPATIBLE_IOCTL(TIOCSLTC)
1390 #endif
1391 #ifdef TIOCSTART
1392 /*
1393 * For these two we have definitions in ioctls.h and/or termios.h on
1394 * some architectures but no actual implemention. Some applications
1395 * like bash call them if they are defined in the headers, so we provide
1396 * entries here to avoid syslog message spew.
1397 */
1398 COMPATIBLE_IOCTL(TIOCSTART)
1399 COMPATIBLE_IOCTL(TIOCSTOP)
1400 #endif
1401
1402 /* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1403 but we don't want warnings on other file systems. So declare
1404 them as compatible here. */
1405 #define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
1406 #define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
1407
1408 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1409 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
1410
1411 #ifdef CONFIG_SPARC
1412 /* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1413 IGNORE_IOCTL(FBIOGTYPE)
1414 IGNORE_IOCTL(FBIOSATTR)
1415 IGNORE_IOCTL(FBIOGATTR)
1416 IGNORE_IOCTL(FBIOSVIDEO)
1417 IGNORE_IOCTL(FBIOGVIDEO)
1418 IGNORE_IOCTL(FBIOSCURPOS)
1419 IGNORE_IOCTL(FBIOGCURPOS)
1420 IGNORE_IOCTL(FBIOGCURMAX)
1421 IGNORE_IOCTL(FBIOPUTCMAP32)
1422 IGNORE_IOCTL(FBIOGETCMAP32)
1423 IGNORE_IOCTL(FBIOSCURSOR32)
1424 IGNORE_IOCTL(FBIOGCURSOR32)
1425 #endif
1426 };
1427
1428 /*
1429 * Convert common ioctl arguments based on their command number
1430 *
1431 * Please do not add any code in here. Instead, implement
1432 * a compat_ioctl operation in the place that handleѕ the
1433 * ioctl for the native case.
1434 */
1435 static long do_ioctl_trans(int fd, unsigned int cmd,
1436 unsigned long arg, struct file *file)
1437 {
1438 void __user *argp = compat_ptr(arg);
1439
1440 switch (cmd) {
1441 case PPPIOCGIDLE32:
1442 return ppp_gidle(fd, cmd, argp);
1443 case PPPIOCSCOMPRESS32:
1444 return ppp_scompress(fd, cmd, argp);
1445 case PPPIOCSPASS32:
1446 case PPPIOCSACTIVE32:
1447 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
1448 #ifdef CONFIG_BLOCK
1449 case SG_IO:
1450 return sg_ioctl_trans(fd, cmd, argp);
1451 case SG_GET_REQUEST_TABLE:
1452 return sg_grt_trans(fd, cmd, argp);
1453 case MTIOCGET32:
1454 case MTIOCPOS32:
1455 return mt_ioctl_trans(fd, cmd, argp);
1456 #endif
1457 /* Serial */
1458 case TIOCGSERIAL:
1459 case TIOCSSERIAL:
1460 return serial_struct_ioctl(fd, cmd, argp);
1461 /* i2c */
1462 case I2C_FUNCS:
1463 return w_long(fd, cmd, argp);
1464 case I2C_RDWR:
1465 return do_i2c_rdwr_ioctl(fd, cmd, argp);
1466 case I2C_SMBUS:
1467 return do_i2c_smbus_ioctl(fd, cmd, argp);
1468 /* Not implemented in the native kernel */
1469 case RTC_IRQP_READ32:
1470 case RTC_IRQP_SET32:
1471 case RTC_EPOCH_READ32:
1472 case RTC_EPOCH_SET32:
1473 return rtc_ioctl(fd, cmd, argp);
1474
1475 /* dvb */
1476 case VIDEO_GET_EVENT:
1477 return do_video_get_event(fd, cmd, argp);
1478 case VIDEO_STILLPICTURE:
1479 return do_video_stillpicture(fd, cmd, argp);
1480 case VIDEO_SET_SPU_PALETTE:
1481 return do_video_set_spu_palette(fd, cmd, argp);
1482 }
1483
1484 /*
1485 * These take an integer instead of a pointer as 'arg',
1486 * so we must not do a compat_ptr() translation.
1487 */
1488 switch (cmd) {
1489 /* Big T */
1490 case TCSBRKP:
1491 case TIOCMIWAIT:
1492 case TIOCSCTTY:
1493 /* RAID */
1494 case HOT_REMOVE_DISK:
1495 case HOT_ADD_DISK:
1496 case SET_DISK_FAULTY:
1497 case SET_BITMAP_FILE:
1498 /* Big K */
1499 case KDSIGACCEPT:
1500 case KIOCSOUND:
1501 case KDMKTONE:
1502 case KDSETMODE:
1503 case KDSKBMODE:
1504 case KDSKBMETA:
1505 case KDSKBLED:
1506 case KDSETLED:
1507 /* NBD */
1508 case NBD_SET_SOCK:
1509 case NBD_SET_BLKSIZE:
1510 case NBD_SET_SIZE:
1511 case NBD_SET_SIZE_BLOCKS:
1512 return do_vfs_ioctl(file, fd, cmd, arg);
1513 }
1514
1515 return -ENOIOCTLCMD;
1516 }
1517
1518 static int compat_ioctl_check_table(unsigned int xcmd)
1519 {
1520 int i;
1521 const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1522
1523 BUILD_BUG_ON(max >= (1 << 16));
1524
1525 /* guess initial offset into table, assuming a
1526 normalized distribution */
1527 i = ((xcmd >> 16) * max) >> 16;
1528
1529 /* do linear search up first, until greater or equal */
1530 while (ioctl_pointer[i] < xcmd && i < max)
1531 i++;
1532
1533 /* then do linear search down */
1534 while (ioctl_pointer[i] > xcmd && i > 0)
1535 i--;
1536
1537 return ioctl_pointer[i] == xcmd;
1538 }
1539
1540 asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1541 unsigned long arg)
1542 {
1543 struct fd f = fdget(fd);
1544 int error = -EBADF;
1545 if (!f.file)
1546 goto out;
1547
1548 /* RED-PEN how should LSM module know it's handling 32bit? */
1549 error = security_file_ioctl(f.file, cmd, arg);
1550 if (error)
1551 goto out_fput;
1552
1553 /*
1554 * To allow the compat_ioctl handlers to be self contained
1555 * we need to check the common ioctls here first.
1556 * Just handle them with the standard handlers below.
1557 */
1558 switch (cmd) {
1559 case FIOCLEX:
1560 case FIONCLEX:
1561 case FIONBIO:
1562 case FIOASYNC:
1563 case FIOQSIZE:
1564 break;
1565
1566 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1567 case FS_IOC_RESVSP_32:
1568 case FS_IOC_RESVSP64_32:
1569 error = compat_ioctl_preallocate(f.file, compat_ptr(arg));
1570 goto out_fput;
1571 #else
1572 case FS_IOC_RESVSP:
1573 case FS_IOC_RESVSP64:
1574 error = ioctl_preallocate(f.file, compat_ptr(arg));
1575 goto out_fput;
1576 #endif
1577
1578 case FIBMAP:
1579 case FIGETBSZ:
1580 case FIONREAD:
1581 if (S_ISREG(file_inode(f.file)->i_mode))
1582 break;
1583 /*FALL THROUGH*/
1584
1585 default:
1586 if (f.file->f_op && f.file->f_op->compat_ioctl) {
1587 error = f.file->f_op->compat_ioctl(f.file, cmd, arg);
1588 if (error != -ENOIOCTLCMD)
1589 goto out_fput;
1590 }
1591
1592 if (!f.file->f_op || !f.file->f_op->unlocked_ioctl)
1593 goto do_ioctl;
1594 break;
1595 }
1596
1597 if (compat_ioctl_check_table(XFORM(cmd)))
1598 goto found_handler;
1599
1600 error = do_ioctl_trans(fd, cmd, arg, f.file);
1601 if (error == -ENOIOCTLCMD)
1602 error = -ENOTTY;
1603
1604 goto out_fput;
1605
1606 found_handler:
1607 arg = (unsigned long)compat_ptr(arg);
1608 do_ioctl:
1609 error = do_vfs_ioctl(f.file, fd, cmd, arg);
1610 out_fput:
1611 fdput(f);
1612 out:
1613 return error;
1614 }
1615
1616 static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
1617 {
1618 unsigned int a, b;
1619 a = *(unsigned int *)p;
1620 b = *(unsigned int *)q;
1621 if (a > b)
1622 return 1;
1623 if (a < b)
1624 return -1;
1625 return 0;
1626 }
1627
1628 static int __init init_sys32_ioctl(void)
1629 {
1630 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1631 init_sys32_ioctl_cmp, NULL);
1632 return 0;
1633 }
1634 __initcall(init_sys32_ioctl);
Linus' kernel tree