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Merge branch 'v6v7' into devel
[linux/fpc-iii.git] / fs / compat_ioctl.c
blob61abb638b4bfdcef8c2a47446fb778714b9b25b8
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/if_ppp.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/module.h>
53 #include <linux/serial.h>
54 #include <linux/if_tun.h>
55 #include <linux/ctype.h>
56 #include <linux/syscalls.h>
57 #include <linux/i2c.h>
58 #include <linux/i2c-dev.h>
59 #include <linux/atalk.h>
60 #include <linux/gfp.h>
61
62 #include <net/bluetooth/bluetooth.h>
63 #include <net/bluetooth/hci.h>
64 #include <net/bluetooth/rfcomm.h>
65
66 #include <linux/capi.h>
67 #include <linux/gigaset_dev.h>
68
69 #ifdef CONFIG_BLOCK
70 #include <linux/loop.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 #include <linux/dvb/audio.h>
107 #include <linux/dvb/dmx.h>
108 #include <linux/dvb/frontend.h>
109 #include <linux/dvb/video.h>
110
111 #include <linux/sort.h>
112
113 #ifdef CONFIG_SPARC
114 #include <asm/fbio.h>
115 #endif
116
117 static int w_long(unsigned int fd, unsigned int cmd,
118 compat_ulong_t __user *argp)
119 {
120 mm_segment_t old_fs = get_fs();
121 int err;
122 unsigned long val;
123
124 set_fs (KERNEL_DS);
125 err = sys_ioctl(fd, cmd, (unsigned long)&val);
126 set_fs (old_fs);
127 if (!err && put_user(val, argp))
128 return -EFAULT;
129 return err;
130 }
131
132 struct compat_video_event {
133 int32_t type;
134 compat_time_t timestamp;
135 union {
136 video_size_t size;
137 unsigned int frame_rate;
138 } u;
139 };
140
141 static int do_video_get_event(unsigned int fd, unsigned int cmd,
142 struct compat_video_event __user *up)
143 {
144 struct video_event kevent;
145 mm_segment_t old_fs = get_fs();
146 int err;
147
148 set_fs(KERNEL_DS);
149 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
150 set_fs(old_fs);
151
152 if (!err) {
153 err = put_user(kevent.type, &up->type);
154 err |= put_user(kevent.timestamp, &up->timestamp);
155 err |= put_user(kevent.u.size.w, &up->u.size.w);
156 err |= put_user(kevent.u.size.h, &up->u.size.h);
157 err |= put_user(kevent.u.size.aspect_ratio,
158 &up->u.size.aspect_ratio);
159 if (err)
160 err = -EFAULT;
161 }
162
163 return err;
164 }
165
166 struct compat_video_still_picture {
167 compat_uptr_t iFrame;
168 int32_t size;
169 };
170
171 static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
172 struct compat_video_still_picture __user *up)
173 {
174 struct video_still_picture __user *up_native;
175 compat_uptr_t fp;
176 int32_t size;
177 int err;
178
179 err = get_user(fp, &up->iFrame);
180 err |= get_user(size, &up->size);
181 if (err)
182 return -EFAULT;
183
184 up_native =
185 compat_alloc_user_space(sizeof(struct video_still_picture));
186
187 err = put_user(compat_ptr(fp), &up_native->iFrame);
188 err |= put_user(size, &up_native->size);
189 if (err)
190 return -EFAULT;
191
192 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
193
194 return err;
195 }
196
197 struct compat_video_spu_palette {
198 int length;
199 compat_uptr_t palette;
200 };
201
202 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
203 struct compat_video_spu_palette __user *up)
204 {
205 struct video_spu_palette __user *up_native;
206 compat_uptr_t palp;
207 int length, err;
208
209 err = get_user(palp, &up->palette);
210 err |= get_user(length, &up->length);
211
212 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
213 err = put_user(compat_ptr(palp), &up_native->palette);
214 err |= put_user(length, &up_native->length);
215 if (err)
216 return -EFAULT;
217
218 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
219
220 return err;
221 }
222
223 #ifdef CONFIG_BLOCK
224 typedef struct sg_io_hdr32 {
225 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
226 compat_int_t dxfer_direction; /* [i] data transfer direction */
227 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
228 unsigned char mx_sb_len; /* [i] max length to write to sbp */
229 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
230 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
231 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
232 or scatter gather list */
233 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
234 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
235 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
236 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
237 compat_int_t pack_id; /* [i->o] unused internally (normally) */
238 compat_uptr_t usr_ptr; /* [i->o] unused internally */
239 unsigned char status; /* [o] scsi status */
240 unsigned char masked_status; /* [o] shifted, masked scsi status */
241 unsigned char msg_status; /* [o] messaging level data (optional) */
242 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
243 unsigned short host_status; /* [o] errors from host adapter */
244 unsigned short driver_status; /* [o] errors from software driver */
245 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
246 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
247 compat_uint_t info; /* [o] auxiliary information */
248 } sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
249
250 typedef struct sg_iovec32 {
251 compat_uint_t iov_base;
252 compat_uint_t iov_len;
253 } sg_iovec32_t;
254
255 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
256 {
257 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
258 sg_iovec32_t __user *iov32 = dxferp;
259 int i;
260
261 for (i = 0; i < iovec_count; i++) {
262 u32 base, len;
263
264 if (get_user(base, &iov32[i].iov_base) ||
265 get_user(len, &iov32[i].iov_len) ||
266 put_user(compat_ptr(base), &iov[i].iov_base) ||
267 put_user(len, &iov[i].iov_len))
268 return -EFAULT;
269 }
270
271 if (put_user(iov, &sgio->dxferp))
272 return -EFAULT;
273 return 0;
274 }
275
276 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
277 sg_io_hdr32_t __user *sgio32)
278 {
279 sg_io_hdr_t __user *sgio;
280 u16 iovec_count;
281 u32 data;
282 void __user *dxferp;
283 int err;
284 int interface_id;
285
286 if (get_user(interface_id, &sgio32->interface_id))
287 return -EFAULT;
288 if (interface_id != 'S')
289 return sys_ioctl(fd, cmd, (unsigned long)sgio32);
290
291 if (get_user(iovec_count, &sgio32->iovec_count))
292 return -EFAULT;
293
294 {
295 void __user *top = compat_alloc_user_space(0);
296 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
297 (iovec_count * sizeof(sg_iovec_t)));
298 if (new > top)
299 return -EINVAL;
300
301 sgio = new;
302 }
303
304 /* Ok, now construct. */
305 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
306 (2 * sizeof(int)) +
307 (2 * sizeof(unsigned char)) +
308 (1 * sizeof(unsigned short)) +
309 (1 * sizeof(unsigned int))))
310 return -EFAULT;
311
312 if (get_user(data, &sgio32->dxferp))
313 return -EFAULT;
314 dxferp = compat_ptr(data);
315 if (iovec_count) {
316 if (sg_build_iovec(sgio, dxferp, iovec_count))
317 return -EFAULT;
318 } else {
319 if (put_user(dxferp, &sgio->dxferp))
320 return -EFAULT;
321 }
322
323 {
324 unsigned char __user *cmdp;
325 unsigned char __user *sbp;
326
327 if (get_user(data, &sgio32->cmdp))
328 return -EFAULT;
329 cmdp = compat_ptr(data);
330
331 if (get_user(data, &sgio32->sbp))
332 return -EFAULT;
333 sbp = compat_ptr(data);
334
335 if (put_user(cmdp, &sgio->cmdp) ||
336 put_user(sbp, &sgio->sbp))
337 return -EFAULT;
338 }
339
340 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
341 3 * sizeof(int)))
342 return -EFAULT;
343
344 if (get_user(data, &sgio32->usr_ptr))
345 return -EFAULT;
346 if (put_user(compat_ptr(data), &sgio->usr_ptr))
347 return -EFAULT;
348
349 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
350
351 if (err >= 0) {
352 void __user *datap;
353
354 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
355 sizeof(int)) ||
356 get_user(datap, &sgio->usr_ptr) ||
357 put_user((u32)(unsigned long)datap,
358 &sgio32->usr_ptr) ||
359 copy_in_user(&sgio32->status, &sgio->status,
360 (4 * sizeof(unsigned char)) +
361 (2 * sizeof(unsigned short)) +
362 (3 * sizeof(int))))
363 err = -EFAULT;
364 }
365
366 return err;
367 }
368
369 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
370 char req_state;
371 char orphan;
372 char sg_io_owned;
373 char problem;
374 int pack_id;
375 compat_uptr_t usr_ptr;
376 unsigned int duration;
377 int unused;
378 };
379
380 static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
381 compat_sg_req_info __user *o)
382 {
383 int err, i;
384 sg_req_info_t __user *r;
385 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
386 err = sys_ioctl(fd,cmd,(unsigned long)r);
387 if (err < 0)
388 return err;
389 for (i = 0; i < SG_MAX_QUEUE; i++) {
390 void __user *ptr;
391 int d;
392
393 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
394 get_user(ptr, &r[i].usr_ptr) ||
395 get_user(d, &r[i].duration) ||
396 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
397 put_user(d, &o[i].duration))
398 return -EFAULT;
399 }
400 return err;
401 }
402 #endif /* CONFIG_BLOCK */
403
404 struct sock_fprog32 {
405 unsigned short len;
406 compat_caddr_t filter;
407 };
408
409 #define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
410 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
411
412 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
413 struct sock_fprog32 __user *u_fprog32)
414 {
415 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
416 void __user *fptr64;
417 u32 fptr32;
418 u16 flen;
419
420 if (get_user(flen, &u_fprog32->len) ||
421 get_user(fptr32, &u_fprog32->filter))
422 return -EFAULT;
423
424 fptr64 = compat_ptr(fptr32);
425
426 if (put_user(flen, &u_fprog64->len) ||
427 put_user(fptr64, &u_fprog64->filter))
428 return -EFAULT;
429
430 if (cmd == PPPIOCSPASS32)
431 cmd = PPPIOCSPASS;
432 else
433 cmd = PPPIOCSACTIVE;
434
435 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
436 }
437
438 struct ppp_option_data32 {
439 compat_caddr_t ptr;
440 u32 length;
441 compat_int_t transmit;
442 };
443 #define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
444
445 struct ppp_idle32 {
446 compat_time_t xmit_idle;
447 compat_time_t recv_idle;
448 };
449 #define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
450
451 static int ppp_gidle(unsigned int fd, unsigned int cmd,
452 struct ppp_idle32 __user *idle32)
453 {
454 struct ppp_idle __user *idle;
455 __kernel_time_t xmit, recv;
456 int err;
457
458 idle = compat_alloc_user_space(sizeof(*idle));
459
460 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
461
462 if (!err) {
463 if (get_user(xmit, &idle->xmit_idle) ||
464 get_user(recv, &idle->recv_idle) ||
465 put_user(xmit, &idle32->xmit_idle) ||
466 put_user(recv, &idle32->recv_idle))
467 err = -EFAULT;
468 }
469 return err;
470 }
471
472 static int ppp_scompress(unsigned int fd, unsigned int cmd,
473 struct ppp_option_data32 __user *odata32)
474 {
475 struct ppp_option_data __user *odata;
476 __u32 data;
477 void __user *datap;
478
479 odata = compat_alloc_user_space(sizeof(*odata));
480
481 if (get_user(data, &odata32->ptr))
482 return -EFAULT;
483
484 datap = compat_ptr(data);
485 if (put_user(datap, &odata->ptr))
486 return -EFAULT;
487
488 if (copy_in_user(&odata->length, &odata32->length,
489 sizeof(__u32) + sizeof(int)))
490 return -EFAULT;
491
492 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
493 }
494
495 #ifdef CONFIG_BLOCK
496 struct mtget32 {
497 compat_long_t mt_type;
498 compat_long_t mt_resid;
499 compat_long_t mt_dsreg;
500 compat_long_t mt_gstat;
501 compat_long_t mt_erreg;
502 compat_daddr_t mt_fileno;
503 compat_daddr_t mt_blkno;
504 };
505 #define MTIOCGET32 _IOR('m', 2, struct mtget32)
506
507 struct mtpos32 {
508 compat_long_t mt_blkno;
509 };
510 #define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
511
512 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
513 {
514 mm_segment_t old_fs = get_fs();
515 struct mtget get;
516 struct mtget32 __user *umget32;
517 struct mtpos pos;
518 struct mtpos32 __user *upos32;
519 unsigned long kcmd;
520 void *karg;
521 int err = 0;
522
523 switch(cmd) {
524 case MTIOCPOS32:
525 kcmd = MTIOCPOS;
526 karg = &pos;
527 break;
528 default: /* MTIOCGET32 */
529 kcmd = MTIOCGET;
530 karg = &get;
531 break;
532 }
533 set_fs (KERNEL_DS);
534 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
535 set_fs (old_fs);
536 if (err)
537 return err;
538 switch (cmd) {
539 case MTIOCPOS32:
540 upos32 = argp;
541 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
542 break;
543 case MTIOCGET32:
544 umget32 = argp;
545 err = __put_user(get.mt_type, &umget32->mt_type);
546 err |= __put_user(get.mt_resid, &umget32->mt_resid);
547 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
548 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
549 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
550 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
551 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
552 break;
553 }
554 return err ? -EFAULT: 0;
555 }
556
557 #endif /* CONFIG_BLOCK */
558
559 /* Bluetooth ioctls */
560 #define HCIUARTSETPROTO _IOW('U', 200, int)
561 #define HCIUARTGETPROTO _IOR('U', 201, int)
562 #define HCIUARTGETDEVICE _IOR('U', 202, int)
563 #define HCIUARTSETFLAGS _IOW('U', 203, int)
564 #define HCIUARTGETFLAGS _IOR('U', 204, int)
565
566 #define BNEPCONNADD _IOW('B', 200, int)
567 #define BNEPCONNDEL _IOW('B', 201, int)
568 #define BNEPGETCONNLIST _IOR('B', 210, int)
569 #define BNEPGETCONNINFO _IOR('B', 211, int)
570
571 #define CMTPCONNADD _IOW('C', 200, int)
572 #define CMTPCONNDEL _IOW('C', 201, int)
573 #define CMTPGETCONNLIST _IOR('C', 210, int)
574 #define CMTPGETCONNINFO _IOR('C', 211, int)
575
576 #define HIDPCONNADD _IOW('H', 200, int)
577 #define HIDPCONNDEL _IOW('H', 201, int)
578 #define HIDPGETCONNLIST _IOR('H', 210, int)
579 #define HIDPGETCONNINFO _IOR('H', 211, int)
580
581
582 struct serial_struct32 {
583 compat_int_t type;
584 compat_int_t line;
585 compat_uint_t port;
586 compat_int_t irq;
587 compat_int_t flags;
588 compat_int_t xmit_fifo_size;
589 compat_int_t custom_divisor;
590 compat_int_t baud_base;
591 unsigned short close_delay;
592 char io_type;
593 char reserved_char[1];
594 compat_int_t hub6;
595 unsigned short closing_wait; /* time to wait before closing */
596 unsigned short closing_wait2; /* no longer used... */
597 compat_uint_t iomem_base;
598 unsigned short iomem_reg_shift;
599 unsigned int port_high;
600 /* compat_ulong_t iomap_base FIXME */
601 compat_int_t reserved[1];
602 };
603
604 static int serial_struct_ioctl(unsigned fd, unsigned cmd,
605 struct serial_struct32 __user *ss32)
606 {
607 typedef struct serial_struct SS;
608 typedef struct serial_struct32 SS32;
609 int err;
610 struct serial_struct ss;
611 mm_segment_t oldseg = get_fs();
612 __u32 udata;
613 unsigned int base;
614
615 if (cmd == TIOCSSERIAL) {
616 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
617 return -EFAULT;
618 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
619 return -EFAULT;
620 if (__get_user(udata, &ss32->iomem_base))
621 return -EFAULT;
622 ss.iomem_base = compat_ptr(udata);
623 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
624 __get_user(ss.port_high, &ss32->port_high))
625 return -EFAULT;
626 ss.iomap_base = 0UL;
627 }
628 set_fs(KERNEL_DS);
629 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
630 set_fs(oldseg);
631 if (cmd == TIOCGSERIAL && err >= 0) {
632 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
633 return -EFAULT;
634 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
635 return -EFAULT;
636 base = (unsigned long)ss.iomem_base >> 32 ?
637 0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
638 if (__put_user(base, &ss32->iomem_base) ||
639 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
640 __put_user(ss.port_high, &ss32->port_high))
641 return -EFAULT;
642 }
643 return err;
644 }
645
646 /*
647 * I2C layer ioctls
648 */
649
650 struct i2c_msg32 {
651 u16 addr;
652 u16 flags;
653 u16 len;
654 compat_caddr_t buf;
655 };
656
657 struct i2c_rdwr_ioctl_data32 {
658 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
659 u32 nmsgs;
660 };
661
662 struct i2c_smbus_ioctl_data32 {
663 u8 read_write;
664 u8 command;
665 u32 size;
666 compat_caddr_t data; /* union i2c_smbus_data *data */
667 };
668
669 struct i2c_rdwr_aligned {
670 struct i2c_rdwr_ioctl_data cmd;
671 struct i2c_msg msgs[0];
672 };
673
674 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
675 struct i2c_rdwr_ioctl_data32 __user *udata)
676 {
677 struct i2c_rdwr_aligned __user *tdata;
678 struct i2c_msg __user *tmsgs;
679 struct i2c_msg32 __user *umsgs;
680 compat_caddr_t datap;
681 int nmsgs, i;
682
683 if (get_user(nmsgs, &udata->nmsgs))
684 return -EFAULT;
685 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
686 return -EINVAL;
687
688 if (get_user(datap, &udata->msgs))
689 return -EFAULT;
690 umsgs = compat_ptr(datap);
691
692 tdata = compat_alloc_user_space(sizeof(*tdata) +
693 nmsgs * sizeof(struct i2c_msg));
694 tmsgs = &tdata->msgs[0];
695
696 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
697 put_user(tmsgs, &tdata->cmd.msgs))
698 return -EFAULT;
699
700 for (i = 0; i < nmsgs; i++) {
701 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
702 return -EFAULT;
703 if (get_user(datap, &umsgs[i].buf) ||
704 put_user(compat_ptr(datap), &tmsgs[i].buf))
705 return -EFAULT;
706 }
707 return sys_ioctl(fd, cmd, (unsigned long)tdata);
708 }
709
710 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
711 struct i2c_smbus_ioctl_data32 __user *udata)
712 {
713 struct i2c_smbus_ioctl_data __user *tdata;
714 compat_caddr_t datap;
715
716 tdata = compat_alloc_user_space(sizeof(*tdata));
717 if (tdata == NULL)
718 return -ENOMEM;
719 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
720 return -EFAULT;
721
722 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
723 return -EFAULT;
724
725 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
726 return -EFAULT;
727 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
728 return -EFAULT;
729 if (__get_user(datap, &udata->data) ||
730 __put_user(compat_ptr(datap), &tdata->data))
731 return -EFAULT;
732
733 return sys_ioctl(fd, cmd, (unsigned long)tdata);
734 }
735
736 #define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
737 #define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
738 #define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
739 #define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
740
741 static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
742 {
743 mm_segment_t oldfs = get_fs();
744 compat_ulong_t val32;
745 unsigned long kval;
746 int ret;
747
748 switch (cmd) {
749 case RTC_IRQP_READ32:
750 case RTC_EPOCH_READ32:
751 set_fs(KERNEL_DS);
752 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
753 RTC_IRQP_READ : RTC_EPOCH_READ,
754 (unsigned long)&kval);
755 set_fs(oldfs);
756 if (ret)
757 return ret;
758 val32 = kval;
759 return put_user(val32, (unsigned int __user *)argp);
760 case RTC_IRQP_SET32:
761 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
762 case RTC_EPOCH_SET32:
763 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
764 }
765
766 return -ENOIOCTLCMD;
767 }
768
769 /* on ia32 l_start is on a 32-bit boundary */
770 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
771 struct space_resv_32 {
772 __s16 l_type;
773 __s16 l_whence;
774 __s64 l_start __attribute__((packed));
775 /* len == 0 means until end of file */
776 __s64 l_len __attribute__((packed));
777 __s32 l_sysid;
778 __u32 l_pid;
779 __s32 l_pad[4]; /* reserve area */
780 };
781
782 #define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
783 #define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
784
785 /* just account for different alignment */
786 static int compat_ioctl_preallocate(struct file *file,
787 struct space_resv_32 __user *p32)
788 {
789 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
790
791 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
792 copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) ||
793 copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) ||
794 copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) ||
795 copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) ||
796 copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
797 copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
798 return -EFAULT;
799
800 return ioctl_preallocate(file, p);
801 }
802 #endif
803
804 /*
805 * simple reversible transform to make our table more evenly
806 * distributed after sorting.
807 */
808 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
809
810 #define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
811 /* ioctl should not be warned about even if it's not implemented.
812 Valid reasons to use this:
813 - It is implemented with ->compat_ioctl on some device, but programs
814 call it on others too.
815 - The ioctl is not implemented in the native kernel, but programs
816 call it commonly anyways.
817 Most other reasons are not valid. */
818 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
819
820 static unsigned int ioctl_pointer[] = {
821 /* compatible ioctls first */
822 COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
823 COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
824
825 /* Big T */
826 COMPATIBLE_IOCTL(TCGETA)
827 COMPATIBLE_IOCTL(TCSETA)
828 COMPATIBLE_IOCTL(TCSETAW)
829 COMPATIBLE_IOCTL(TCSETAF)
830 COMPATIBLE_IOCTL(TCSBRK)
831 COMPATIBLE_IOCTL(TCXONC)
832 COMPATIBLE_IOCTL(TCFLSH)
833 COMPATIBLE_IOCTL(TCGETS)
834 COMPATIBLE_IOCTL(TCSETS)
835 COMPATIBLE_IOCTL(TCSETSW)
836 COMPATIBLE_IOCTL(TCSETSF)
837 COMPATIBLE_IOCTL(TIOCLINUX)
838 COMPATIBLE_IOCTL(TIOCSBRK)
839 COMPATIBLE_IOCTL(TIOCGDEV)
840 COMPATIBLE_IOCTL(TIOCCBRK)
841 COMPATIBLE_IOCTL(TIOCGSID)
842 COMPATIBLE_IOCTL(TIOCGICOUNT)
843 /* Little t */
844 COMPATIBLE_IOCTL(TIOCGETD)
845 COMPATIBLE_IOCTL(TIOCSETD)
846 COMPATIBLE_IOCTL(TIOCEXCL)
847 COMPATIBLE_IOCTL(TIOCNXCL)
848 COMPATIBLE_IOCTL(TIOCCONS)
849 COMPATIBLE_IOCTL(TIOCGSOFTCAR)
850 COMPATIBLE_IOCTL(TIOCSSOFTCAR)
851 COMPATIBLE_IOCTL(TIOCSWINSZ)
852 COMPATIBLE_IOCTL(TIOCGWINSZ)
853 COMPATIBLE_IOCTL(TIOCMGET)
854 COMPATIBLE_IOCTL(TIOCMBIC)
855 COMPATIBLE_IOCTL(TIOCMBIS)
856 COMPATIBLE_IOCTL(TIOCMSET)
857 COMPATIBLE_IOCTL(TIOCPKT)
858 COMPATIBLE_IOCTL(TIOCNOTTY)
859 COMPATIBLE_IOCTL(TIOCSTI)
860 COMPATIBLE_IOCTL(TIOCOUTQ)
861 COMPATIBLE_IOCTL(TIOCSPGRP)
862 COMPATIBLE_IOCTL(TIOCGPGRP)
863 COMPATIBLE_IOCTL(TIOCGPTN)
864 COMPATIBLE_IOCTL(TIOCSPTLCK)
865 COMPATIBLE_IOCTL(TIOCSERGETLSR)
866 COMPATIBLE_IOCTL(TIOCSIG)
867 #ifdef TCGETS2
868 COMPATIBLE_IOCTL(TCGETS2)
869 COMPATIBLE_IOCTL(TCSETS2)
870 COMPATIBLE_IOCTL(TCSETSW2)
871 COMPATIBLE_IOCTL(TCSETSF2)
872 #endif
873 /* Little f */
874 COMPATIBLE_IOCTL(FIOCLEX)
875 COMPATIBLE_IOCTL(FIONCLEX)
876 COMPATIBLE_IOCTL(FIOASYNC)
877 COMPATIBLE_IOCTL(FIONBIO)
878 COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
879 COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
880 /* 0x00 */
881 COMPATIBLE_IOCTL(FIBMAP)
882 COMPATIBLE_IOCTL(FIGETBSZ)
883 /* 'X' - originally XFS but some now in the VFS */
884 COMPATIBLE_IOCTL(FIFREEZE)
885 COMPATIBLE_IOCTL(FITHAW)
886 COMPATIBLE_IOCTL(KDGETKEYCODE)
887 COMPATIBLE_IOCTL(KDSETKEYCODE)
888 COMPATIBLE_IOCTL(KDGKBTYPE)
889 COMPATIBLE_IOCTL(KDGETMODE)
890 COMPATIBLE_IOCTL(KDGKBMODE)
891 COMPATIBLE_IOCTL(KDGKBMETA)
892 COMPATIBLE_IOCTL(KDGKBENT)
893 COMPATIBLE_IOCTL(KDSKBENT)
894 COMPATIBLE_IOCTL(KDGKBSENT)
895 COMPATIBLE_IOCTL(KDSKBSENT)
896 COMPATIBLE_IOCTL(KDGKBDIACR)
897 COMPATIBLE_IOCTL(KDSKBDIACR)
898 COMPATIBLE_IOCTL(KDKBDREP)
899 COMPATIBLE_IOCTL(KDGKBLED)
900 COMPATIBLE_IOCTL(KDGETLED)
901 #ifdef CONFIG_BLOCK
902 /* Big S */
903 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
904 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
905 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
906 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
907 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
908 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
909 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
910 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
911 #endif
912 /* Big V (don't complain on serial console) */
913 IGNORE_IOCTL(VT_OPENQRY)
914 IGNORE_IOCTL(VT_GETMODE)
915 /* Little p (/dev/rtc, /dev/envctrl, etc.) */
916 COMPATIBLE_IOCTL(RTC_AIE_ON)
917 COMPATIBLE_IOCTL(RTC_AIE_OFF)
918 COMPATIBLE_IOCTL(RTC_UIE_ON)
919 COMPATIBLE_IOCTL(RTC_UIE_OFF)
920 COMPATIBLE_IOCTL(RTC_PIE_ON)
921 COMPATIBLE_IOCTL(RTC_PIE_OFF)
922 COMPATIBLE_IOCTL(RTC_WIE_ON)
923 COMPATIBLE_IOCTL(RTC_WIE_OFF)
924 COMPATIBLE_IOCTL(RTC_ALM_SET)
925 COMPATIBLE_IOCTL(RTC_ALM_READ)
926 COMPATIBLE_IOCTL(RTC_RD_TIME)
927 COMPATIBLE_IOCTL(RTC_SET_TIME)
928 COMPATIBLE_IOCTL(RTC_WKALM_SET)
929 COMPATIBLE_IOCTL(RTC_WKALM_RD)
930 /*
931 * These two are only for the sbus rtc driver, but
932 * hwclock tries them on every rtc device first when
933 * running on sparc. On other architectures the entries
934 * are useless but harmless.
935 */
936 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
937 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
938 /* Little m */
939 COMPATIBLE_IOCTL(MTIOCTOP)
940 /* Socket level stuff */
941 COMPATIBLE_IOCTL(FIOQSIZE)
942 #ifdef CONFIG_BLOCK
943 /* loop */
944 IGNORE_IOCTL(LOOP_CLR_FD)
945 /* md calls this on random blockdevs */
946 IGNORE_IOCTL(RAID_VERSION)
947 /* SG stuff */
948 COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
949 COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
950 COMPATIBLE_IOCTL(SG_EMULATED_HOST)
951 COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
952 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
953 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
954 COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
955 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
956 COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
957 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
958 COMPATIBLE_IOCTL(SG_GET_PACK_ID)
959 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
960 COMPATIBLE_IOCTL(SG_SET_DEBUG)
961 COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
962 COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
963 COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
964 COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
965 COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
966 COMPATIBLE_IOCTL(SG_SCSI_RESET)
967 COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
968 COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
969 COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
970 #endif
971 /* PPP stuff */
972 COMPATIBLE_IOCTL(PPPIOCGFLAGS)
973 COMPATIBLE_IOCTL(PPPIOCSFLAGS)
974 COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
975 COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
976 COMPATIBLE_IOCTL(PPPIOCGUNIT)
977 COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
978 COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
979 COMPATIBLE_IOCTL(PPPIOCGMRU)
980 COMPATIBLE_IOCTL(PPPIOCSMRU)
981 COMPATIBLE_IOCTL(PPPIOCSMAXCID)
982 COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
983 COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
984 COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
985 /* PPPIOCSCOMPRESS is translated */
986 COMPATIBLE_IOCTL(PPPIOCGNPMODE)
987 COMPATIBLE_IOCTL(PPPIOCSNPMODE)
988 COMPATIBLE_IOCTL(PPPIOCGDEBUG)
989 COMPATIBLE_IOCTL(PPPIOCSDEBUG)
990 /* PPPIOCSPASS is translated */
991 /* PPPIOCSACTIVE is translated */
992 /* PPPIOCGIDLE is translated */
993 COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
994 COMPATIBLE_IOCTL(PPPIOCATTACH)
995 COMPATIBLE_IOCTL(PPPIOCDETACH)
996 COMPATIBLE_IOCTL(PPPIOCSMRRU)
997 COMPATIBLE_IOCTL(PPPIOCCONNECT)
998 COMPATIBLE_IOCTL(PPPIOCDISCONN)
999 COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1000 COMPATIBLE_IOCTL(PPPIOCGCHAN)
1001 /* PPPOX */
1002 COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1003 COMPATIBLE_IOCTL(PPPOEIOCDFWD)
1004 /* ppdev */
1005 COMPATIBLE_IOCTL(PPSETMODE)
1006 COMPATIBLE_IOCTL(PPRSTATUS)
1007 COMPATIBLE_IOCTL(PPRCONTROL)
1008 COMPATIBLE_IOCTL(PPWCONTROL)
1009 COMPATIBLE_IOCTL(PPFCONTROL)
1010 COMPATIBLE_IOCTL(PPRDATA)
1011 COMPATIBLE_IOCTL(PPWDATA)
1012 COMPATIBLE_IOCTL(PPCLAIM)
1013 COMPATIBLE_IOCTL(PPRELEASE)
1014 COMPATIBLE_IOCTL(PPYIELD)
1015 COMPATIBLE_IOCTL(PPEXCL)
1016 COMPATIBLE_IOCTL(PPDATADIR)
1017 COMPATIBLE_IOCTL(PPNEGOT)
1018 COMPATIBLE_IOCTL(PPWCTLONIRQ)
1019 COMPATIBLE_IOCTL(PPCLRIRQ)
1020 COMPATIBLE_IOCTL(PPSETPHASE)
1021 COMPATIBLE_IOCTL(PPGETMODES)
1022 COMPATIBLE_IOCTL(PPGETMODE)
1023 COMPATIBLE_IOCTL(PPGETPHASE)
1024 COMPATIBLE_IOCTL(PPGETFLAGS)
1025 COMPATIBLE_IOCTL(PPSETFLAGS)
1026 /* Big A */
1027 /* sparc only */
1028 /* Big Q for sound/OSS */
1029 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1030 COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1031 COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1032 COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1033 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1034 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1035 COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1036 COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1037 COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1038 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1039 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1040 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1041 COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1042 COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1043 COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1044 COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1045 COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1046 COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1047 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1048 COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1049 COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1050 COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1051 /* Big T for sound/OSS */
1052 COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1053 COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1054 COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1055 COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1056 COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1057 COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1058 COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1059 COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1060 /* Little m for sound/OSS */
1061 COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1062 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1063 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1064 /* Big P for sound/OSS */
1065 COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1066 COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1067 COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1068 COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1069 COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1070 COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1071 COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1072 COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1073 COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1074 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1075 COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1076 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1077 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1078 COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1079 COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1080 COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1081 COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1082 COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1083 COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1084 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1085 /* SNDCTL_DSP_MAPINBUF, XXX needs translation */
1086 /* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
1087 COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1088 COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1089 COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1090 COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1091 COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1092 COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1093 COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1094 COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1095 /* Big C for sound/OSS */
1096 COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1097 COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1098 COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1099 COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1100 COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1101 COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1102 COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1103 COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1104 COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1105 COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1106 /* Big M for sound/OSS */
1107 COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1108 COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1109 COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1110 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1111 COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1112 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1113 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1114 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1115 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1116 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1117 COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1118 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1119 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1120 COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1121 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1122 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1123 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1124 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1125 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1126 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1127 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1128 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1129 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1130 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1131 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1132 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1133 /* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */
1134 /* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */
1135 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1136 COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1137 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1138 COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1139 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1140 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1141 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1142 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1143 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1144 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1145 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1146 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1147 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1148 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1149 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1150 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1151 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1152 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1153 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1154 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1155 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1156 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1157 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1158 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1159 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1160 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1161 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1162 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1163 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1164 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1165 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1166 /* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */
1167 /* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */
1168 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1169 COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1170 COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1171 COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1172 COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1173 COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1174 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1175 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1176 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1177 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1178 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1179 COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1180 COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1181 COMPATIBLE_IOCTL(OSS_GETVERSION)
1182 /* Raw devices */
1183 COMPATIBLE_IOCTL(RAW_SETBIND)
1184 COMPATIBLE_IOCTL(RAW_GETBIND)
1185 /* Watchdog */
1186 COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1187 COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1188 COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1189 COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1190 COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1191 COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1192 COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1193 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1194 /* Big R */
1195 COMPATIBLE_IOCTL(RNDGETENTCNT)
1196 COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1197 COMPATIBLE_IOCTL(RNDGETPOOL)
1198 COMPATIBLE_IOCTL(RNDADDENTROPY)
1199 COMPATIBLE_IOCTL(RNDZAPENTCNT)
1200 COMPATIBLE_IOCTL(RNDCLEARPOOL)
1201 /* Bluetooth */
1202 COMPATIBLE_IOCTL(HCIDEVUP)
1203 COMPATIBLE_IOCTL(HCIDEVDOWN)
1204 COMPATIBLE_IOCTL(HCIDEVRESET)
1205 COMPATIBLE_IOCTL(HCIDEVRESTAT)
1206 COMPATIBLE_IOCTL(HCIGETDEVLIST)
1207 COMPATIBLE_IOCTL(HCIGETDEVINFO)
1208 COMPATIBLE_IOCTL(HCIGETCONNLIST)
1209 COMPATIBLE_IOCTL(HCIGETCONNINFO)
1210 COMPATIBLE_IOCTL(HCIGETAUTHINFO)
1211 COMPATIBLE_IOCTL(HCISETRAW)
1212 COMPATIBLE_IOCTL(HCISETSCAN)
1213 COMPATIBLE_IOCTL(HCISETAUTH)
1214 COMPATIBLE_IOCTL(HCISETENCRYPT)
1215 COMPATIBLE_IOCTL(HCISETPTYPE)
1216 COMPATIBLE_IOCTL(HCISETLINKPOL)
1217 COMPATIBLE_IOCTL(HCISETLINKMODE)
1218 COMPATIBLE_IOCTL(HCISETACLMTU)
1219 COMPATIBLE_IOCTL(HCISETSCOMTU)
1220 COMPATIBLE_IOCTL(HCIBLOCKADDR)
1221 COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
1222 COMPATIBLE_IOCTL(HCIINQUIRY)
1223 COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1224 COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1225 COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1226 COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1227 COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1228 COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1229 COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1230 COMPATIBLE_IOCTL(BNEPCONNADD)
1231 COMPATIBLE_IOCTL(BNEPCONNDEL)
1232 COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1233 COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1234 COMPATIBLE_IOCTL(CMTPCONNADD)
1235 COMPATIBLE_IOCTL(CMTPCONNDEL)
1236 COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1237 COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1238 COMPATIBLE_IOCTL(HIDPCONNADD)
1239 COMPATIBLE_IOCTL(HIDPCONNDEL)
1240 COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1241 COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1242 /* CAPI */
1243 COMPATIBLE_IOCTL(CAPI_REGISTER)
1244 COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1245 COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1246 COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1247 COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1248 COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1249 COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1250 COMPATIBLE_IOCTL(CAPI_INSTALLED)
1251 COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1252 COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1253 COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1254 COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1255 COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1256 /* Siemens Gigaset */
1257 COMPATIBLE_IOCTL(GIGASET_REDIR)
1258 COMPATIBLE_IOCTL(GIGASET_CONFIG)
1259 COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1260 COMPATIBLE_IOCTL(GIGASET_VERSION)
1261 /* Misc. */
1262 COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
1263 COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
1264 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1265 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1266 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1267 COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
1268 /* NBD */
1269 COMPATIBLE_IOCTL(NBD_DO_IT)
1270 COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1271 COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1272 COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
1273 COMPATIBLE_IOCTL(NBD_DISCONNECT)
1274 /* i2c */
1275 COMPATIBLE_IOCTL(I2C_SLAVE)
1276 COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1277 COMPATIBLE_IOCTL(I2C_TENBIT)
1278 COMPATIBLE_IOCTL(I2C_PEC)
1279 COMPATIBLE_IOCTL(I2C_RETRIES)
1280 COMPATIBLE_IOCTL(I2C_TIMEOUT)
1281 /* hiddev */
1282 COMPATIBLE_IOCTL(HIDIOCGVERSION)
1283 COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1284 COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1285 COMPATIBLE_IOCTL(HIDIOCGSTRING)
1286 COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1287 COMPATIBLE_IOCTL(HIDIOCGREPORT)
1288 COMPATIBLE_IOCTL(HIDIOCSREPORT)
1289 COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1290 COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1291 COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1292 COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1293 COMPATIBLE_IOCTL(HIDIOCGUCODE)
1294 COMPATIBLE_IOCTL(HIDIOCGFLAG)
1295 COMPATIBLE_IOCTL(HIDIOCSFLAG)
1296 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1297 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1298 /* dvb */
1299 COMPATIBLE_IOCTL(AUDIO_STOP)
1300 COMPATIBLE_IOCTL(AUDIO_PLAY)
1301 COMPATIBLE_IOCTL(AUDIO_PAUSE)
1302 COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1303 COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1304 COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1305 COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1306 COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1307 COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1308 COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1309 COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1310 COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1311 COMPATIBLE_IOCTL(AUDIO_SET_ID)
1312 COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1313 COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1314 COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1315 COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1316 COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1317 COMPATIBLE_IOCTL(DMX_START)
1318 COMPATIBLE_IOCTL(DMX_STOP)
1319 COMPATIBLE_IOCTL(DMX_SET_FILTER)
1320 COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1321 COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1322 COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1323 COMPATIBLE_IOCTL(DMX_GET_CAPS)
1324 COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1325 COMPATIBLE_IOCTL(DMX_GET_STC)
1326 COMPATIBLE_IOCTL(FE_GET_INFO)
1327 COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1328 COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1329 COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1330 COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1331 COMPATIBLE_IOCTL(FE_SET_TONE)
1332 COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1333 COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1334 COMPATIBLE_IOCTL(FE_READ_STATUS)
1335 COMPATIBLE_IOCTL(FE_READ_BER)
1336 COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1337 COMPATIBLE_IOCTL(FE_READ_SNR)
1338 COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1339 COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1340 COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1341 COMPATIBLE_IOCTL(FE_GET_EVENT)
1342 COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1343 COMPATIBLE_IOCTL(VIDEO_STOP)
1344 COMPATIBLE_IOCTL(VIDEO_PLAY)
1345 COMPATIBLE_IOCTL(VIDEO_FREEZE)
1346 COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1347 COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1348 COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1349 COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1350 COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1351 COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1352 COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1353 COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1354 COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1355 COMPATIBLE_IOCTL(VIDEO_SET_ID)
1356 COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1357 COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1358 COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1359 COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1360 COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1361 COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1362 COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1363 COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1364 COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1365
1366 /* joystick */
1367 COMPATIBLE_IOCTL(JSIOCGVERSION)
1368 COMPATIBLE_IOCTL(JSIOCGAXES)
1369 COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1370 COMPATIBLE_IOCTL(JSIOCGNAME(0))
1371
1372 #ifdef TIOCGLTC
1373 COMPATIBLE_IOCTL(TIOCGLTC)
1374 COMPATIBLE_IOCTL(TIOCSLTC)
1375 #endif
1376 #ifdef TIOCSTART
1377 /*
1378 * For these two we have definitions in ioctls.h and/or termios.h on
1379 * some architectures but no actual implemention. Some applications
1380 * like bash call them if they are defined in the headers, so we provide
1381 * entries here to avoid syslog message spew.
1382 */
1383 COMPATIBLE_IOCTL(TIOCSTART)
1384 COMPATIBLE_IOCTL(TIOCSTOP)
1385 #endif
1386
1387 /* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1388 but we don't want warnings on other file systems. So declare
1389 them as compatible here. */
1390 #define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
1391 #define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
1392
1393 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1394 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
1395
1396 #ifdef CONFIG_SPARC
1397 /* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1398 IGNORE_IOCTL(FBIOGTYPE)
1399 IGNORE_IOCTL(FBIOSATTR)
1400 IGNORE_IOCTL(FBIOGATTR)
1401 IGNORE_IOCTL(FBIOSVIDEO)
1402 IGNORE_IOCTL(FBIOGVIDEO)
1403 IGNORE_IOCTL(FBIOSCURPOS)
1404 IGNORE_IOCTL(FBIOGCURPOS)
1405 IGNORE_IOCTL(FBIOGCURMAX)
1406 IGNORE_IOCTL(FBIOPUTCMAP32)
1407 IGNORE_IOCTL(FBIOGETCMAP32)
1408 IGNORE_IOCTL(FBIOSCURSOR32)
1409 IGNORE_IOCTL(FBIOGCURSOR32)
1410 #endif
1411 };
1412
1413 /*
1414 * Convert common ioctl arguments based on their command number
1415 *
1416 * Please do not add any code in here. Instead, implement
1417 * a compat_ioctl operation in the place that handleѕ the
1418 * ioctl for the native case.
1419 */
1420 static long do_ioctl_trans(int fd, unsigned int cmd,
1421 unsigned long arg, struct file *file)
1422 {
1423 void __user *argp = compat_ptr(arg);
1424
1425 switch (cmd) {
1426 case PPPIOCGIDLE32:
1427 return ppp_gidle(fd, cmd, argp);
1428 case PPPIOCSCOMPRESS32:
1429 return ppp_scompress(fd, cmd, argp);
1430 case PPPIOCSPASS32:
1431 case PPPIOCSACTIVE32:
1432 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
1433 #ifdef CONFIG_BLOCK
1434 case SG_IO:
1435 return sg_ioctl_trans(fd, cmd, argp);
1436 case SG_GET_REQUEST_TABLE:
1437 return sg_grt_trans(fd, cmd, argp);
1438 case MTIOCGET32:
1439 case MTIOCPOS32:
1440 return mt_ioctl_trans(fd, cmd, argp);
1441 #endif
1442 /* Serial */
1443 case TIOCGSERIAL:
1444 case TIOCSSERIAL:
1445 return serial_struct_ioctl(fd, cmd, argp);
1446 /* i2c */
1447 case I2C_FUNCS:
1448 return w_long(fd, cmd, argp);
1449 case I2C_RDWR:
1450 return do_i2c_rdwr_ioctl(fd, cmd, argp);
1451 case I2C_SMBUS:
1452 return do_i2c_smbus_ioctl(fd, cmd, argp);
1453 /* Not implemented in the native kernel */
1454 case RTC_IRQP_READ32:
1455 case RTC_IRQP_SET32:
1456 case RTC_EPOCH_READ32:
1457 case RTC_EPOCH_SET32:
1458 return rtc_ioctl(fd, cmd, argp);
1459
1460 /* dvb */
1461 case VIDEO_GET_EVENT:
1462 return do_video_get_event(fd, cmd, argp);
1463 case VIDEO_STILLPICTURE:
1464 return do_video_stillpicture(fd, cmd, argp);
1465 case VIDEO_SET_SPU_PALETTE:
1466 return do_video_set_spu_palette(fd, cmd, argp);
1467 }
1468
1469 /*
1470 * These take an integer instead of a pointer as 'arg',
1471 * so we must not do a compat_ptr() translation.
1472 */
1473 switch (cmd) {
1474 /* Big T */
1475 case TCSBRKP:
1476 case TIOCMIWAIT:
1477 case TIOCSCTTY:
1478 /* RAID */
1479 case HOT_REMOVE_DISK:
1480 case HOT_ADD_DISK:
1481 case SET_DISK_FAULTY:
1482 case SET_BITMAP_FILE:
1483 /* Big K */
1484 case KDSIGACCEPT:
1485 case KIOCSOUND:
1486 case KDMKTONE:
1487 case KDSETMODE:
1488 case KDSKBMODE:
1489 case KDSKBMETA:
1490 case KDSKBLED:
1491 case KDSETLED:
1492 /* NBD */
1493 case NBD_SET_SOCK:
1494 case NBD_SET_BLKSIZE:
1495 case NBD_SET_SIZE:
1496 case NBD_SET_SIZE_BLOCKS:
1497 return do_vfs_ioctl(file, fd, cmd, arg);
1498 }
1499
1500 return -ENOIOCTLCMD;
1501 }
1502
1503 static void compat_ioctl_error(struct file *filp, unsigned int fd,
1504 unsigned int cmd, unsigned long arg)
1505 {
1506 char buf[10];
1507 char *fn = "?";
1508 char *path;
1509
1510 /* find the name of the device. */
1511 path = (char *)__get_free_page(GFP_KERNEL);
1512 if (path) {
1513 fn = d_path(&filp->f_path, path, PAGE_SIZE);
1514 if (IS_ERR(fn))
1515 fn = "?";
1516 }
1517
1518 sprintf(buf,"'%c'", (cmd>>_IOC_TYPESHIFT) & _IOC_TYPEMASK);
1519 if (!isprint(buf[1]))
1520 sprintf(buf, "%02x", buf[1]);
1521 compat_printk("ioctl32(%s:%d): Unknown cmd fd(%d) "
1522 "cmd(%08x){t:%s;sz:%u} arg(%08x) on %s\n",
1523 current->comm, current->pid,
1524 (int)fd, (unsigned int)cmd, buf,
1525 (cmd >> _IOC_SIZESHIFT) & _IOC_SIZEMASK,
1526 (unsigned int)arg, fn);
1527
1528 if (path)
1529 free_page((unsigned long)path);
1530 }
1531
1532 static int compat_ioctl_check_table(unsigned int xcmd)
1533 {
1534 int i;
1535 const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1536
1537 BUILD_BUG_ON(max >= (1 << 16));
1538
1539 /* guess initial offset into table, assuming a
1540 normalized distribution */
1541 i = ((xcmd >> 16) * max) >> 16;
1542
1543 /* do linear search up first, until greater or equal */
1544 while (ioctl_pointer[i] < xcmd && i < max)
1545 i++;
1546
1547 /* then do linear search down */
1548 while (ioctl_pointer[i] > xcmd && i > 0)
1549 i--;
1550
1551 return ioctl_pointer[i] == xcmd;
1552 }
1553
1554 asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1555 unsigned long arg)
1556 {
1557 struct file *filp;
1558 int error = -EBADF;
1559 int fput_needed;
1560
1561 filp = fget_light(fd, &fput_needed);
1562 if (!filp)
1563 goto out;
1564
1565 /* RED-PEN how should LSM module know it's handling 32bit? */
1566 error = security_file_ioctl(filp, cmd, arg);
1567 if (error)
1568 goto out_fput;
1569
1570 /*
1571 * To allow the compat_ioctl handlers to be self contained
1572 * we need to check the common ioctls here first.
1573 * Just handle them with the standard handlers below.
1574 */
1575 switch (cmd) {
1576 case FIOCLEX:
1577 case FIONCLEX:
1578 case FIONBIO:
1579 case FIOASYNC:
1580 case FIOQSIZE:
1581 break;
1582
1583 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1584 case FS_IOC_RESVSP_32:
1585 case FS_IOC_RESVSP64_32:
1586 error = compat_ioctl_preallocate(filp, compat_ptr(arg));
1587 goto out_fput;
1588 #else
1589 case FS_IOC_RESVSP:
1590 case FS_IOC_RESVSP64:
1591 error = ioctl_preallocate(filp, compat_ptr(arg));
1592 goto out_fput;
1593 #endif
1594
1595 case FIBMAP:
1596 case FIGETBSZ:
1597 case FIONREAD:
1598 if (S_ISREG(filp->f_path.dentry->d_inode->i_mode))
1599 break;
1600 /*FALL THROUGH*/
1601
1602 default:
1603 if (filp->f_op && filp->f_op->compat_ioctl) {
1604 error = filp->f_op->compat_ioctl(filp, cmd, arg);
1605 if (error != -ENOIOCTLCMD)
1606 goto out_fput;
1607 }
1608
1609 if (!filp->f_op || !filp->f_op->unlocked_ioctl)
1610 goto do_ioctl;
1611 break;
1612 }
1613
1614 if (compat_ioctl_check_table(XFORM(cmd)))
1615 goto found_handler;
1616
1617 error = do_ioctl_trans(fd, cmd, arg, filp);
1618 if (error == -ENOIOCTLCMD) {
1619 static int count;
1620
1621 if (++count <= 50)
1622 compat_ioctl_error(filp, fd, cmd, arg);
1623 error = -EINVAL;
1624 }
1625
1626 goto out_fput;
1627
1628 found_handler:
1629 arg = (unsigned long)compat_ptr(arg);
1630 do_ioctl:
1631 error = do_vfs_ioctl(filp, fd, cmd, arg);
1632 out_fput:
1633 fput_light(filp, fput_needed);
1634 out:
1635 return error;
1636 }
1637
1638 static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
1639 {
1640 unsigned int a, b;
1641 a = *(unsigned int *)p;
1642 b = *(unsigned int *)q;
1643 if (a > b)
1644 return 1;
1645 if (a < b)
1646 return -1;
1647 return 0;
1648 }
1649
1650 static int __init init_sys32_ioctl(void)
1651 {
1652 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1653 init_sys32_ioctl_cmp, NULL);
1654 return 0;
1655 }
1656 __initcall(init_sys32_ioctl);
Linux with added FPC-III support