blob: 5d19acfa7c6c652a6b8134ec79507457be463216 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
Pavel Macheka2531292010-07-18 14:27:13 +02007 * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz)
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 *
9 * These routines maintain argument size conversion between 32bit and 64bit
10 * ioctls.
11 */
12
Akos Maroy3fee37c2008-01-06 11:15:55 +010013#include <linux/joystick.h>
14
Linus Torvalds1da177e2005-04-16 15:20:36 -070015#include <linux/types.h>
16#include <linux/compat.h>
17#include <linux/kernel.h>
Randy Dunlap16f7e0f2006-01-11 12:17:46 -080018#include <linux/capability.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070019#include <linux/compiler.h>
20#include <linux/sched.h>
21#include <linux/smp.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#include <linux/ioctl.h>
23#include <linux/if.h>
24#include <linux/if_bridge.h>
NeilBrownbff61972009-03-31 14:33:13 +110025#include <linux/raid/md_u.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#include <linux/kd.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070027#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>
Ankit Jain3e63cbb2009-06-19 14:28:07 -040033#include <linux/falloc.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070034#include <linux/fs.h>
35#include <linux/file.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036#include <linux/ppp_defs.h>
Paul Mackerras4b32da2b2012-03-04 12:56:55 +000037#include <linux/ppp-ioctl.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070038#include <linux/if_pppox.h>
39#include <linux/mtio.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070040#include <linux/auto_fs.h>
41#include <linux/auto_fs4.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070042#include <linux/tty.h>
43#include <linux/vt_kern.h>
44#include <linux/fb.h>
Mauro Carvalho Chehab88ae7622010-12-27 07:47:54 -030045#include <linux/videodev2.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070046#include <linux/netdevice.h>
47#include <linux/raw.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070048#include <linux/blkdev.h>
49#include <linux/elevator.h>
50#include <linux/rtc.h>
51#include <linux/pci.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070052#include <linux/serial.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070053#include <linux/if_tun.h>
54#include <linux/ctype.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070055#include <linux/syscalls.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070056#include <linux/i2c.h>
57#include <linux/i2c-dev.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070058#include <linux/atalk.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090059#include <linux/gfp.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070060
Linus Torvalds1da177e2005-04-16 15:20:36 -070061#include <net/bluetooth/bluetooth.h>
62#include <net/bluetooth/hci.h>
63#include <net/bluetooth/rfcomm.h>
64
65#include <linux/capi.h>
Hansjoerg Lipp5024ad42006-06-26 00:25:35 -070066#include <linux/gigaset_dev.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070067
Randy Dunlap3c3622d2008-07-16 08:52:00 -050068#ifdef CONFIG_BLOCK
Johannes Stezenbach390192b2011-07-01 22:32:26 +020069#include <linux/cdrom.h>
70#include <linux/fd.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070071#include <scsi/scsi.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070072#include <scsi/scsi_ioctl.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070073#include <scsi/sg.h>
Randy Dunlap3c3622d2008-07-16 08:52:00 -050074#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070075
Linus Torvalds1da177e2005-04-16 15:20:36 -070076#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>
Linus Torvalds1da177e2005-04-16 15:20:36 -070081
Linus Torvalds1da177e2005-04-16 15:20:36 -070082#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>
Linus Torvalds1da177e2005-04-16 15:20:36 -070097
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>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700103
104#include <linux/hiddev.h>
105
Mauro Carvalho Chehabe97a5d82011-12-31 16:54:46 -0200106#define __DVB_CORE__
David S. Miller6e87abd2005-11-16 00:52:57 -0800107#include <linux/dvb/audio.h>
108#include <linux/dvb/dmx.h>
109#include <linux/dvb/frontend.h>
110#include <linux/dvb/video.h>
111
Arnd Bergmann661f6272009-11-05 19:52:55 +0100112#include <linux/sort.h>
113
David S. Miller81639042007-07-29 00:50:42 -0700114#ifdef CONFIG_SPARC
115#include <asm/fbio.h>
116#endif
117
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100118static int w_long(unsigned int fd, unsigned int cmd,
119 compat_ulong_t __user *argp)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120{
121 mm_segment_t old_fs = get_fs();
122 int err;
123 unsigned long val;
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100124
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125 set_fs (KERNEL_DS);
126 err = sys_ioctl(fd, cmd, (unsigned long)&val);
127 set_fs (old_fs);
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100128 if (!err && put_user(val, argp))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700129 return -EFAULT;
130 return err;
131}
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100132
David S. Miller6e87abd2005-11-16 00:52:57 -0800133struct 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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100142static int do_video_get_event(unsigned int fd, unsigned int cmd,
143 struct compat_video_event __user *up)
David S. Miller6e87abd2005-11-16 00:52:57 -0800144{
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) {
David S. Miller6e87abd2005-11-16 00:52:57 -0800154 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
167struct compat_video_still_picture {
168 compat_uptr_t iFrame;
169 int32_t size;
170};
171
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100172static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
173 struct compat_video_still_picture __user *up)
David S. Miller6e87abd2005-11-16 00:52:57 -0800174{
David S. Miller6e87abd2005-11-16 00:52:57 -0800175 struct video_still_picture __user *up_native;
176 compat_uptr_t fp;
177 int32_t size;
178 int err;
179
David S. Miller6e87abd2005-11-16 00:52:57 -0800180 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
Heiko Carstens7116e992006-12-06 20:36:36 -0800188 err = put_user(compat_ptr(fp), &up_native->iFrame);
189 err |= put_user(size, &up_native->size);
190 if (err)
191 return -EFAULT;
David S. Miller6e87abd2005-11-16 00:52:57 -0800192
193 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
194
195 return err;
196}
197
198struct compat_video_spu_palette {
199 int length;
200 compat_uptr_t palette;
201};
202
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100203static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
204 struct compat_video_spu_palette __user *up)
David S. Miller6e87abd2005-11-16 00:52:57 -0800205{
David S. Miller6e87abd2005-11-16 00:52:57 -0800206 struct video_spu_palette __user *up_native;
207 compat_uptr_t palp;
208 int length, err;
209
David S. Miller6e87abd2005-11-16 00:52:57 -0800210 err = get_user(palp, &up->palette);
211 err |= get_user(length, &up->length);
Kees Cook12176502012-10-25 13:38:16 -0700212 if (err)
213 return -EFAULT;
David S. Miller6e87abd2005-11-16 00:52:57 -0800214
215 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
Heiko Carstens7116e992006-12-06 20:36:36 -0800216 err = put_user(compat_ptr(palp), &up_native->palette);
217 err |= put_user(length, &up_native->length);
218 if (err)
219 return -EFAULT;
David S. Miller6e87abd2005-11-16 00:52:57 -0800220
221 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
222
223 return err;
224}
225
David Howells93614012006-09-30 20:45:40 +0200226#ifdef CONFIG_BLOCK
Linus Torvalds1da177e2005-04-16 15:20:36 -0700227typedef 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
253typedef struct sg_iovec32 {
254 compat_uint_t iov_base;
255 compat_uint_t iov_len;
256} sg_iovec32_t;
257
258static 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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100279static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
280 sg_io_hdr32_t __user *sgio32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700281{
282 sg_io_hdr_t __user *sgio;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700283 u16 iovec_count;
284 u32 data;
285 void __user *dxferp;
286 int err;
FUJITA Tomonori84eb8fb2010-01-05 19:41:44 +0900287 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);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700293
Linus Torvalds1da177e2005-04-16 15:20:36 -0700294 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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700352 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
Andi Kleen29663872006-01-11 22:44:03 +0100372struct 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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100383static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
384 compat_sg_req_info __user *o)
Andi Kleen29663872006-01-11 22:44:03 +0100385{
386 int err, i;
Al Viro6b2b4e52006-02-01 06:33:33 -0500387 sg_req_info_t __user *r;
Andi Kleen29663872006-01-11 22:44:03 +0100388 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}
David Howells93614012006-09-30 20:45:40 +0200405#endif /* CONFIG_BLOCK */
Andi Kleen29663872006-01-11 22:44:03 +0100406
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407struct 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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100415static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
416 struct sock_fprog32 __user *u_fprog32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700417{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418 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
441struct 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
448struct 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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100454static int ppp_gidle(unsigned int fd, unsigned int cmd,
455 struct ppp_idle32 __user *idle32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700456{
457 struct ppp_idle __user *idle;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700458 __kernel_time_t xmit, recv;
459 int err;
460
461 idle = compat_alloc_user_space(sizeof(*idle));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700462
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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100475static int ppp_scompress(unsigned int fd, unsigned int cmd,
476 struct ppp_option_data32 __user *odata32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700477{
478 struct ppp_option_data __user *odata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700479 __u32 data;
480 void __user *datap;
481
482 odata = compat_alloc_user_space(sizeof(*odata));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700483
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
David Howells93614012006-09-30 20:45:40 +0200498#ifdef CONFIG_BLOCK
Linus Torvalds1da177e2005-04-16 15:20:36 -0700499struct 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
510struct mtpos32 {
511 compat_long_t mt_blkno;
512};
513#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
514
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100515static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700516{
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;
Andrew Morton45bf5cd2010-03-05 13:43:19 -0800531 default: /* MTIOCGET32 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700532 kcmd = MTIOCGET;
533 karg = &get;
534 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700535 }
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:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100543 upos32 = argp;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700544 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
545 break;
546 case MTIOCGET32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100547 umget32 = argp;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700548 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
David Howells93614012006-09-30 20:45:40 +0200560#endif /* CONFIG_BLOCK */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700561
Linus Torvalds1da177e2005-04-16 15:20:36 -0700562/* Bluetooth ioctls */
Johan Hedberg2cdf0962010-07-09 16:28:36 -0300563#define HCIUARTSETPROTO _IOW('U', 200, int)
564#define HCIUARTGETPROTO _IOR('U', 201, int)
565#define HCIUARTGETDEVICE _IOR('U', 202, int)
Johan Hedberg63c7d092010-07-12 11:37:04 -0300566#define HCIUARTSETFLAGS _IOW('U', 203, int)
567#define HCIUARTGETFLAGS _IOR('U', 204, int)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700568
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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584
585struct 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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100607static int serial_struct_ioctl(unsigned fd, unsigned cmd,
608 struct serial_struct32 __user *ss32)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700609{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700610 typedef struct serial_struct32 SS32;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700611 int err;
612 struct serial_struct ss;
613 mm_segment_t oldseg = get_fs();
614 __u32 udata;
Heiko Carstens7116e992006-12-06 20:36:36 -0800615 unsigned int base;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700616
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;
Heiko Carstens7116e992006-12-06 20:36:36 -0800622 if (__get_user(udata, &ss32->iomem_base))
623 return -EFAULT;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700624 ss.iomem_base = compat_ptr(udata);
Heiko Carstens7116e992006-12-06 20:36:36 -0800625 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
626 __get_user(ss.port_high, &ss32->port_high))
627 return -EFAULT;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700628 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;
Heiko Carstens7116e992006-12-06 20:36:36 -0800638 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;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700644 }
645 return err;
646}
647
Linus Torvalds1da177e2005-04-16 15:20:36 -0700648/*
649 * I2C layer ioctls
650 */
651
652struct i2c_msg32 {
653 u16 addr;
654 u16 flags;
655 u16 len;
656 compat_caddr_t buf;
657};
658
659struct i2c_rdwr_ioctl_data32 {
660 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
661 u32 nmsgs;
662};
663
664struct 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
671struct i2c_rdwr_aligned {
672 struct i2c_rdwr_ioctl_data cmd;
673 struct i2c_msg msgs[0];
674};
675
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100676static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
677 struct i2c_rdwr_ioctl_data32 __user *udata)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700678{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700679 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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100712static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
713 struct i2c_smbus_ioctl_data32 __user *udata)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700714{
715 struct i2c_smbus_ioctl_data __user *tdata;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700716 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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700724 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
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800738#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
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100743static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800744{
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;
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100761 return put_user(val32, (unsigned int __user *)argp);
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800762 case RTC_IRQP_SET32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100763 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800764 case RTC_EPOCH_SET32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100765 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800766 }
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100767
768 return -ENOIOCTLCMD;
Christoph Hellwigec3cad92006-01-09 20:52:11 -0800769}
770
Ankit Jain3e63cbb2009-06-19 14:28:07 -0400771/* on ia32 l_start is on a 32-bit boundary */
772#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
773struct 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 */
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +0100788static int compat_ioctl_preallocate(struct file *file,
789 struct space_resv_32 __user *p32)
Ankit Jain3e63cbb2009-06-19 14:28:07 -0400790{
Ankit Jain3e63cbb2009-06-19 14:28:07 -0400791 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
Arnd Bergmann661f6272009-11-05 19:52:55 +0100806/*
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)
Christoph Hellwig6272e262007-05-08 00:29:21 -0700811
Arnd Bergmann661f6272009-11-05 19:52:55 +0100812#define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
Andi Kleen421f0282007-05-02 19:27:20 +0200813/* 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)
Christoph Hellwige6a6d2e2006-01-09 20:52:14 -0800821
Arnd Bergmann661f6272009-11-05 19:52:55 +0100822static unsigned int ioctl_pointer[] = {
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700823/* compatible ioctls first */
824COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
825COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
826
827/* Big T */
828COMPATIBLE_IOCTL(TCGETA)
829COMPATIBLE_IOCTL(TCSETA)
830COMPATIBLE_IOCTL(TCSETAW)
831COMPATIBLE_IOCTL(TCSETAF)
832COMPATIBLE_IOCTL(TCSBRK)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700833COMPATIBLE_IOCTL(TCXONC)
834COMPATIBLE_IOCTL(TCFLSH)
835COMPATIBLE_IOCTL(TCGETS)
836COMPATIBLE_IOCTL(TCSETS)
837COMPATIBLE_IOCTL(TCSETSW)
838COMPATIBLE_IOCTL(TCSETSF)
839COMPATIBLE_IOCTL(TIOCLINUX)
840COMPATIBLE_IOCTL(TIOCSBRK)
Werner Finkb7b8de02010-12-03 12:48:23 +0100841COMPATIBLE_IOCTL(TIOCGDEV)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700842COMPATIBLE_IOCTL(TIOCCBRK)
Andreas Schwab4cfbafd2010-02-10 13:56:40 -0800843COMPATIBLE_IOCTL(TIOCGSID)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700844COMPATIBLE_IOCTL(TIOCGICOUNT)
Cyrill Gorcunovc6298032012-10-24 23:43:21 +0400845COMPATIBLE_IOCTL(TIOCGPKT)
846COMPATIBLE_IOCTL(TIOCGPTLCK)
847COMPATIBLE_IOCTL(TIOCGEXCL)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700848/* Little t */
849COMPATIBLE_IOCTL(TIOCGETD)
850COMPATIBLE_IOCTL(TIOCSETD)
851COMPATIBLE_IOCTL(TIOCEXCL)
852COMPATIBLE_IOCTL(TIOCNXCL)
853COMPATIBLE_IOCTL(TIOCCONS)
854COMPATIBLE_IOCTL(TIOCGSOFTCAR)
855COMPATIBLE_IOCTL(TIOCSSOFTCAR)
856COMPATIBLE_IOCTL(TIOCSWINSZ)
857COMPATIBLE_IOCTL(TIOCGWINSZ)
858COMPATIBLE_IOCTL(TIOCMGET)
859COMPATIBLE_IOCTL(TIOCMBIC)
860COMPATIBLE_IOCTL(TIOCMBIS)
861COMPATIBLE_IOCTL(TIOCMSET)
862COMPATIBLE_IOCTL(TIOCPKT)
863COMPATIBLE_IOCTL(TIOCNOTTY)
864COMPATIBLE_IOCTL(TIOCSTI)
865COMPATIBLE_IOCTL(TIOCOUTQ)
866COMPATIBLE_IOCTL(TIOCSPGRP)
867COMPATIBLE_IOCTL(TIOCGPGRP)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700868COMPATIBLE_IOCTL(TIOCGPTN)
869COMPATIBLE_IOCTL(TIOCSPTLCK)
870COMPATIBLE_IOCTL(TIOCSERGETLSR)
hyc@symas.com26df6d12010-06-22 10:14:49 -0700871COMPATIBLE_IOCTL(TIOCSIG)
Jaeden Amero142e5462012-09-24 10:39:45 -0500872#ifdef TIOCSRS485
Jaeden Amero84c3b842012-09-19 15:34:31 +0100873COMPATIBLE_IOCTL(TIOCSRS485)
Jaeden Amero142e5462012-09-24 10:39:45 -0500874#endif
875#ifdef TIOCGRS485
Jaeden Amero84c3b842012-09-19 15:34:31 +0100876COMPATIBLE_IOCTL(TIOCGRS485)
Jaeden Amero142e5462012-09-24 10:39:45 -0500877#endif
Heiko Carstens81257de2007-11-28 16:22:07 -0800878#ifdef TCGETS2
879COMPATIBLE_IOCTL(TCGETS2)
880COMPATIBLE_IOCTL(TCSETS2)
881COMPATIBLE_IOCTL(TCSETSW2)
882COMPATIBLE_IOCTL(TCSETSF2)
883#endif
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700884/* Little f */
885COMPATIBLE_IOCTL(FIOCLEX)
886COMPATIBLE_IOCTL(FIONCLEX)
887COMPATIBLE_IOCTL(FIOASYNC)
888COMPATIBLE_IOCTL(FIONBIO)
889COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
Eric Sandeen69130c72009-08-06 15:07:37 -0700890COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700891/* 0x00 */
892COMPATIBLE_IOCTL(FIBMAP)
893COMPATIBLE_IOCTL(FIGETBSZ)
Christoph Hellwig5cf8cf42009-02-26 21:32:51 +0100894/* 'X' - originally XFS but some now in the VFS */
895COMPATIBLE_IOCTL(FIFREEZE)
896COMPATIBLE_IOCTL(FITHAW)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700897COMPATIBLE_IOCTL(KDGETKEYCODE)
898COMPATIBLE_IOCTL(KDSETKEYCODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700899COMPATIBLE_IOCTL(KDGKBTYPE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700900COMPATIBLE_IOCTL(KDGETMODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700901COMPATIBLE_IOCTL(KDGKBMODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700902COMPATIBLE_IOCTL(KDGKBMETA)
903COMPATIBLE_IOCTL(KDGKBENT)
904COMPATIBLE_IOCTL(KDSKBENT)
905COMPATIBLE_IOCTL(KDGKBSENT)
906COMPATIBLE_IOCTL(KDSKBSENT)
907COMPATIBLE_IOCTL(KDGKBDIACR)
908COMPATIBLE_IOCTL(KDSKBDIACR)
Michael Schuttecaaa3572012-09-04 22:54:16 -0700909COMPATIBLE_IOCTL(KDGKBDIACRUC)
910COMPATIBLE_IOCTL(KDSKBDIACRUC)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700911COMPATIBLE_IOCTL(KDKBDREP)
912COMPATIBLE_IOCTL(KDGKBLED)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700913COMPATIBLE_IOCTL(KDGETLED)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500914#ifdef CONFIG_BLOCK
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700915/* Big S */
916COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
917COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
918COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
919COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
920COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
921COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
922COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
923COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500924#endif
Atsushi Nemoto3f001712010-01-10 23:29:16 +0900925/* Big V (don't complain on serial console) */
926IGNORE_IOCTL(VT_OPENQRY)
927IGNORE_IOCTL(VT_GETMODE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700928/* Little p (/dev/rtc, /dev/envctrl, etc.) */
929COMPATIBLE_IOCTL(RTC_AIE_ON)
930COMPATIBLE_IOCTL(RTC_AIE_OFF)
931COMPATIBLE_IOCTL(RTC_UIE_ON)
932COMPATIBLE_IOCTL(RTC_UIE_OFF)
933COMPATIBLE_IOCTL(RTC_PIE_ON)
934COMPATIBLE_IOCTL(RTC_PIE_OFF)
935COMPATIBLE_IOCTL(RTC_WIE_ON)
936COMPATIBLE_IOCTL(RTC_WIE_OFF)
937COMPATIBLE_IOCTL(RTC_ALM_SET)
938COMPATIBLE_IOCTL(RTC_ALM_READ)
939COMPATIBLE_IOCTL(RTC_RD_TIME)
940COMPATIBLE_IOCTL(RTC_SET_TIME)
941COMPATIBLE_IOCTL(RTC_WKALM_SET)
942COMPATIBLE_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 */
949COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
950COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
951/* Little m */
952COMPATIBLE_IOCTL(MTIOCTOP)
953/* Socket level stuff */
954COMPATIBLE_IOCTL(FIOQSIZE)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500955#ifdef CONFIG_BLOCK
Arnd Bergmannf79f1182010-02-10 16:14:04 +0100956/* md calls this on random blockdevs */
957IGNORE_IOCTL(RAID_VERSION)
Johannes Stezenbach390192b2011-07-01 22:32:26 +0200958/* qemu/qemu-img might call these two on plain files for probing */
959IGNORE_IOCTL(CDROM_DRIVE_STATUS)
960IGNORE_IOCTL(FDGETPRM32)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700961/* SG stuff */
962COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
963COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
964COMPATIBLE_IOCTL(SG_EMULATED_HOST)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700965COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
966COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
967COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
968COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
969COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
970COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
971COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
972COMPATIBLE_IOCTL(SG_GET_PACK_ID)
973COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
974COMPATIBLE_IOCTL(SG_SET_DEBUG)
975COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
976COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
977COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
978COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
979COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
980COMPATIBLE_IOCTL(SG_SCSI_RESET)
981COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
982COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
983COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
Randy Dunlap3c3622d2008-07-16 08:52:00 -0500984#endif
Christoph Hellwig644fd4f2007-05-08 00:29:07 -0700985/* PPP stuff */
986COMPATIBLE_IOCTL(PPPIOCGFLAGS)
987COMPATIBLE_IOCTL(PPPIOCSFLAGS)
988COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
989COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
990COMPATIBLE_IOCTL(PPPIOCGUNIT)
991COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
992COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
993COMPATIBLE_IOCTL(PPPIOCGMRU)
994COMPATIBLE_IOCTL(PPPIOCSMRU)
995COMPATIBLE_IOCTL(PPPIOCSMAXCID)
996COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
997COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
998COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
999/* PPPIOCSCOMPRESS is translated */
1000COMPATIBLE_IOCTL(PPPIOCGNPMODE)
1001COMPATIBLE_IOCTL(PPPIOCSNPMODE)
1002COMPATIBLE_IOCTL(PPPIOCGDEBUG)
1003COMPATIBLE_IOCTL(PPPIOCSDEBUG)
1004/* PPPIOCSPASS is translated */
1005/* PPPIOCSACTIVE is translated */
1006/* PPPIOCGIDLE is translated */
1007COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
1008COMPATIBLE_IOCTL(PPPIOCATTACH)
1009COMPATIBLE_IOCTL(PPPIOCDETACH)
1010COMPATIBLE_IOCTL(PPPIOCSMRRU)
1011COMPATIBLE_IOCTL(PPPIOCCONNECT)
1012COMPATIBLE_IOCTL(PPPIOCDISCONN)
1013COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1014COMPATIBLE_IOCTL(PPPIOCGCHAN)
Florian Westphal8bab6f12011-08-06 12:12:04 +00001015COMPATIBLE_IOCTL(PPPIOCGL2TPSTATS)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001016/* PPPOX */
1017COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1018COMPATIBLE_IOCTL(PPPOEIOCDFWD)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001019/* ppdev */
1020COMPATIBLE_IOCTL(PPSETMODE)
1021COMPATIBLE_IOCTL(PPRSTATUS)
1022COMPATIBLE_IOCTL(PPRCONTROL)
1023COMPATIBLE_IOCTL(PPWCONTROL)
1024COMPATIBLE_IOCTL(PPFCONTROL)
1025COMPATIBLE_IOCTL(PPRDATA)
1026COMPATIBLE_IOCTL(PPWDATA)
1027COMPATIBLE_IOCTL(PPCLAIM)
1028COMPATIBLE_IOCTL(PPRELEASE)
1029COMPATIBLE_IOCTL(PPYIELD)
1030COMPATIBLE_IOCTL(PPEXCL)
1031COMPATIBLE_IOCTL(PPDATADIR)
1032COMPATIBLE_IOCTL(PPNEGOT)
1033COMPATIBLE_IOCTL(PPWCTLONIRQ)
1034COMPATIBLE_IOCTL(PPCLRIRQ)
1035COMPATIBLE_IOCTL(PPSETPHASE)
1036COMPATIBLE_IOCTL(PPGETMODES)
1037COMPATIBLE_IOCTL(PPGETMODE)
1038COMPATIBLE_IOCTL(PPGETPHASE)
1039COMPATIBLE_IOCTL(PPGETFLAGS)
1040COMPATIBLE_IOCTL(PPSETFLAGS)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001041/* Big A */
1042/* sparc only */
1043/* Big Q for sound/OSS */
1044COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1045COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1046COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1047COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1048COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1049COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1050COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1051COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1052COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1053COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1054COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1055COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1056COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1057COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1058COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1059COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1060COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1061COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1062COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1063COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1064COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1065COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1066/* Big T for sound/OSS */
1067COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1068COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1069COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1070COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1071COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1072COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1073COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1074COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1075/* Little m for sound/OSS */
1076COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1077COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1078COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1079/* Big P for sound/OSS */
1080COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1081COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1082COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1083COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1084COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1085COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1086COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1087COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1088COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1089COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1090COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1091COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1092COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1093COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1094COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1095COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1096COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1097COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1098COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1099COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1100/* SNDCTL_DSP_MAPINBUF, XXX needs translation */
1101/* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
1102COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1103COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1104COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1105COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1106COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1107COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1108COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1109COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1110/* Big C for sound/OSS */
1111COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1112COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1113COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1114COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1115COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1116COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1117COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1118COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1119COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1120COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1121/* Big M for sound/OSS */
1122COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1123COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1124COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1125COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1126COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1127COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1128COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1129COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1130COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1131COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1132COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1133COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1134COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1135COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1136COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1137COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1138COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1139COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1140COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1141COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1142COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1143COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1144COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1145COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1146COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1147COMPATIBLE_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 */
1150COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1151COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1152COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1153COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1154COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1155COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1156COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1157COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1158COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1159COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1160COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1161COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1162COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1163COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1164COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1165COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1166COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1167COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1168COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1169COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1170COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1171COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1172COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1173COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1174COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1175COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1176COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1177COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1178COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1179COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1180COMPATIBLE_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 */
1183COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1184COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1185COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1186COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1187COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1188COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1189COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1190COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1191COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1192COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1193COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1194COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1195COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1196COMPATIBLE_IOCTL(OSS_GETVERSION)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001197/* Raw devices */
1198COMPATIBLE_IOCTL(RAW_SETBIND)
1199COMPATIBLE_IOCTL(RAW_GETBIND)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001200/* Watchdog */
1201COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1202COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1203COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1204COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1205COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1206COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1207COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1208COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1209/* Big R */
1210COMPATIBLE_IOCTL(RNDGETENTCNT)
1211COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1212COMPATIBLE_IOCTL(RNDGETPOOL)
1213COMPATIBLE_IOCTL(RNDADDENTROPY)
1214COMPATIBLE_IOCTL(RNDZAPENTCNT)
1215COMPATIBLE_IOCTL(RNDCLEARPOOL)
1216/* Bluetooth */
1217COMPATIBLE_IOCTL(HCIDEVUP)
1218COMPATIBLE_IOCTL(HCIDEVDOWN)
1219COMPATIBLE_IOCTL(HCIDEVRESET)
1220COMPATIBLE_IOCTL(HCIDEVRESTAT)
1221COMPATIBLE_IOCTL(HCIGETDEVLIST)
1222COMPATIBLE_IOCTL(HCIGETDEVINFO)
1223COMPATIBLE_IOCTL(HCIGETCONNLIST)
1224COMPATIBLE_IOCTL(HCIGETCONNINFO)
Marcel Holtmann40be4922008-07-14 20:13:50 +02001225COMPATIBLE_IOCTL(HCIGETAUTHINFO)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001226COMPATIBLE_IOCTL(HCISETRAW)
1227COMPATIBLE_IOCTL(HCISETSCAN)
1228COMPATIBLE_IOCTL(HCISETAUTH)
1229COMPATIBLE_IOCTL(HCISETENCRYPT)
1230COMPATIBLE_IOCTL(HCISETPTYPE)
1231COMPATIBLE_IOCTL(HCISETLINKPOL)
1232COMPATIBLE_IOCTL(HCISETLINKMODE)
1233COMPATIBLE_IOCTL(HCISETACLMTU)
1234COMPATIBLE_IOCTL(HCISETSCOMTU)
Johan Hedbergf0358562010-05-18 13:20:32 +02001235COMPATIBLE_IOCTL(HCIBLOCKADDR)
1236COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001237COMPATIBLE_IOCTL(HCIINQUIRY)
1238COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1239COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1240COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1241COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1242COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1243COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1244COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1245COMPATIBLE_IOCTL(BNEPCONNADD)
1246COMPATIBLE_IOCTL(BNEPCONNDEL)
1247COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1248COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1249COMPATIBLE_IOCTL(CMTPCONNADD)
1250COMPATIBLE_IOCTL(CMTPCONNDEL)
1251COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1252COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1253COMPATIBLE_IOCTL(HIDPCONNADD)
1254COMPATIBLE_IOCTL(HIDPCONNDEL)
1255COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1256COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1257/* CAPI */
1258COMPATIBLE_IOCTL(CAPI_REGISTER)
1259COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1260COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1261COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1262COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1263COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1264COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1265COMPATIBLE_IOCTL(CAPI_INSTALLED)
1266COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1267COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1268COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1269COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1270COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1271/* Siemens Gigaset */
1272COMPATIBLE_IOCTL(GIGASET_REDIR)
1273COMPATIBLE_IOCTL(GIGASET_CONFIG)
1274COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1275COMPATIBLE_IOCTL(GIGASET_VERSION)
1276/* Misc. */
1277COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
1278COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
1279COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1280COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1281COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1282COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001283/* NBD */
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001284COMPATIBLE_IOCTL(NBD_DO_IT)
1285COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1286COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1287COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001288COMPATIBLE_IOCTL(NBD_DISCONNECT)
1289/* i2c */
1290COMPATIBLE_IOCTL(I2C_SLAVE)
1291COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1292COMPATIBLE_IOCTL(I2C_TENBIT)
1293COMPATIBLE_IOCTL(I2C_PEC)
1294COMPATIBLE_IOCTL(I2C_RETRIES)
1295COMPATIBLE_IOCTL(I2C_TIMEOUT)
Christoph Hellwig644fd4f2007-05-08 00:29:07 -07001296/* hiddev */
1297COMPATIBLE_IOCTL(HIDIOCGVERSION)
1298COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1299COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1300COMPATIBLE_IOCTL(HIDIOCGSTRING)
1301COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1302COMPATIBLE_IOCTL(HIDIOCGREPORT)
1303COMPATIBLE_IOCTL(HIDIOCSREPORT)
1304COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1305COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1306COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1307COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1308COMPATIBLE_IOCTL(HIDIOCGUCODE)
1309COMPATIBLE_IOCTL(HIDIOCGFLAG)
1310COMPATIBLE_IOCTL(HIDIOCSFLAG)
1311COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1312COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1313/* dvb */
1314COMPATIBLE_IOCTL(AUDIO_STOP)
1315COMPATIBLE_IOCTL(AUDIO_PLAY)
1316COMPATIBLE_IOCTL(AUDIO_PAUSE)
1317COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1318COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1319COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1320COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1321COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1322COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1323COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1324COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1325COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1326COMPATIBLE_IOCTL(AUDIO_SET_ID)
1327COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1328COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1329COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1330COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1331COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1332COMPATIBLE_IOCTL(DMX_START)
1333COMPATIBLE_IOCTL(DMX_STOP)
1334COMPATIBLE_IOCTL(DMX_SET_FILTER)
1335COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1336COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1337COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1338COMPATIBLE_IOCTL(DMX_GET_CAPS)
1339COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1340COMPATIBLE_IOCTL(DMX_GET_STC)
1341COMPATIBLE_IOCTL(FE_GET_INFO)
1342COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1343COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1344COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1345COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1346COMPATIBLE_IOCTL(FE_SET_TONE)
1347COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1348COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1349COMPATIBLE_IOCTL(FE_READ_STATUS)
1350COMPATIBLE_IOCTL(FE_READ_BER)
1351COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1352COMPATIBLE_IOCTL(FE_READ_SNR)
1353COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1354COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1355COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1356COMPATIBLE_IOCTL(FE_GET_EVENT)
1357COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1358COMPATIBLE_IOCTL(VIDEO_STOP)
1359COMPATIBLE_IOCTL(VIDEO_PLAY)
1360COMPATIBLE_IOCTL(VIDEO_FREEZE)
1361COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1362COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1363COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1364COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1365COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1366COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1367COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1368COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1369COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1370COMPATIBLE_IOCTL(VIDEO_SET_ID)
1371COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1372COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1373COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1374COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1375COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1376COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1377COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1378COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1379COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1380
Akos Maroy3fee37c2008-01-06 11:15:55 +01001381/* joystick */
1382COMPATIBLE_IOCTL(JSIOCGVERSION)
1383COMPATIBLE_IOCTL(JSIOCGAXES)
1384COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1385COMPATIBLE_IOCTL(JSIOCGNAME(0))
1386
Christoph Hellwig9c0cbd52005-10-30 15:01:41 -08001387#ifdef TIOCGLTC
1388COMPATIBLE_IOCTL(TIOCGLTC)
1389COMPATIBLE_IOCTL(TIOCSLTC)
1390#endif
Christoph Hellwig7a81e312005-11-08 21:35:07 -08001391#ifdef TIOCSTART
1392/*
Adam Buchbinder6070d812009-12-04 15:47:01 -05001393 * For these two we have definitions in ioctls.h and/or termios.h on
Christoph Hellwig7a81e312005-11-08 21:35:07 -08001394 * 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 */
1398COMPATIBLE_IOCTL(TIOCSTART)
1399COMPATIBLE_IOCTL(TIOCSTOP)
1400#endif
Andi Kleenc6b44d12006-01-12 01:05:26 -08001401
Andi Kleen2724b6d2007-05-02 19:27:21 +02001402/* 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
1408IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1409IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
Geert Uytterhoeven98701dc2007-07-15 23:42:01 -07001410
David S. Miller81639042007-07-29 00:50:42 -07001411#ifdef CONFIG_SPARC
1412/* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1413IGNORE_IOCTL(FBIOGTYPE)
1414IGNORE_IOCTL(FBIOSATTR)
1415IGNORE_IOCTL(FBIOGATTR)
1416IGNORE_IOCTL(FBIOSVIDEO)
1417IGNORE_IOCTL(FBIOGVIDEO)
1418IGNORE_IOCTL(FBIOSCURPOS)
1419IGNORE_IOCTL(FBIOGCURPOS)
1420IGNORE_IOCTL(FBIOGCURMAX)
1421IGNORE_IOCTL(FBIOPUTCMAP32)
1422IGNORE_IOCTL(FBIOGETCMAP32)
1423IGNORE_IOCTL(FBIOSCURSOR32)
1424IGNORE_IOCTL(FBIOGCURSOR32)
1425#endif
Christoph Hellwige6a6d2e2006-01-09 20:52:14 -08001426};
David S. Miller6e87abd2005-11-16 00:52:57 -08001427
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001428/*
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 */
1435static long do_ioctl_trans(int fd, unsigned int cmd,
1436 unsigned long arg, struct file *file)
1437{
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001438 void __user *argp = compat_ptr(arg);
1439
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001440 switch (cmd) {
1441 case PPPIOCGIDLE32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001442 return ppp_gidle(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001443 case PPPIOCSCOMPRESS32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001444 return ppp_scompress(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001445 case PPPIOCSPASS32:
1446 case PPPIOCSACTIVE32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001447 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001448#ifdef CONFIG_BLOCK
1449 case SG_IO:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001450 return sg_ioctl_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001451 case SG_GET_REQUEST_TABLE:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001452 return sg_grt_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001453 case MTIOCGET32:
1454 case MTIOCPOS32:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001455 return mt_ioctl_trans(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001456#endif
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001457 /* Serial */
1458 case TIOCGSERIAL:
1459 case TIOCSSERIAL:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001460 return serial_struct_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001461 /* i2c */
1462 case I2C_FUNCS:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001463 return w_long(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001464 case I2C_RDWR:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001465 return do_i2c_rdwr_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001466 case I2C_SMBUS:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001467 return do_i2c_smbus_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001468 /* 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:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001473 return rtc_ioctl(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001474
1475 /* dvb */
1476 case VIDEO_GET_EVENT:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001477 return do_video_get_event(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001478 case VIDEO_STILLPICTURE:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001479 return do_video_stillpicture(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001480 case VIDEO_SET_SPU_PALETTE:
Arnd Bergmann43c6e7b92009-11-14 23:16:18 +01001481 return do_video_set_spu_palette(fd, cmd, argp);
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001482 }
Arnd Bergmann789f0f82009-11-05 19:13:51 +01001483
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:
Arnd Bergmann789f0f82009-11-05 19:13:51 +01001507 /* 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
Arnd Bergmann5a07ea02009-05-21 22:04:16 +00001515 return -ENOIOCTLCMD;
1516}
1517
Arnd Bergmann661f6272009-11-05 19:52:55 +01001518static 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
Christoph Hellwig6272e262007-05-08 00:29:21 -07001540asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1541 unsigned long arg)
1542{
Al Viro2903ff02012-08-28 12:52:22 -04001543 struct fd f = fdget(fd);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001544 int error = -EBADF;
Al Viro2903ff02012-08-28 12:52:22 -04001545 if (!f.file)
Christoph Hellwig6272e262007-05-08 00:29:21 -07001546 goto out;
1547
1548 /* RED-PEN how should LSM module know it's handling 32bit? */
Al Viro2903ff02012-08-28 12:52:22 -04001549 error = security_file_ioctl(f.file, cmd, arg);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001550 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
Ankit Jain3e63cbb2009-06-19 14:28:07 -04001566#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1567 case FS_IOC_RESVSP_32:
1568 case FS_IOC_RESVSP64_32:
Al Viro2903ff02012-08-28 12:52:22 -04001569 error = compat_ioctl_preallocate(f.file, compat_ptr(arg));
Ankit Jain3e63cbb2009-06-19 14:28:07 -04001570 goto out_fput;
1571#else
1572 case FS_IOC_RESVSP:
1573 case FS_IOC_RESVSP64:
Al Viro2903ff02012-08-28 12:52:22 -04001574 error = ioctl_preallocate(f.file, compat_ptr(arg));
Ankit Jain3e63cbb2009-06-19 14:28:07 -04001575 goto out_fput;
1576#endif
1577
Christoph Hellwig6272e262007-05-08 00:29:21 -07001578 case FIBMAP:
1579 case FIGETBSZ:
1580 case FIONREAD:
Al Viro496ad9a2013-01-23 17:07:38 -05001581 if (S_ISREG(file_inode(f.file)->i_mode))
Christoph Hellwig6272e262007-05-08 00:29:21 -07001582 break;
1583 /*FALL THROUGH*/
1584
1585 default:
Al Viro2903ff02012-08-28 12:52:22 -04001586 if (f.file->f_op && f.file->f_op->compat_ioctl) {
1587 error = f.file->f_op->compat_ioctl(f.file, cmd, arg);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001588 if (error != -ENOIOCTLCMD)
1589 goto out_fput;
1590 }
1591
Al Viro2903ff02012-08-28 12:52:22 -04001592 if (!f.file->f_op || !f.file->f_op->unlocked_ioctl)
Christoph Hellwig6272e262007-05-08 00:29:21 -07001593 goto do_ioctl;
1594 break;
1595 }
1596
Arnd Bergmann661f6272009-11-05 19:52:55 +01001597 if (compat_ioctl_check_table(XFORM(cmd)))
1598 goto found_handler;
Christoph Hellwig6272e262007-05-08 00:29:21 -07001599
Al Viro2903ff02012-08-28 12:52:22 -04001600 error = do_ioctl_trans(fd, cmd, arg, f.file);
Linus Torvalds07d106d2012-01-05 15:40:12 -08001601 if (error == -ENOIOCTLCMD)
1602 error = -ENOTTY;
Christoph Hellwig6272e262007-05-08 00:29:21 -07001603
1604 goto out_fput;
1605
1606 found_handler:
Arnd Bergmann789f0f82009-11-05 19:13:51 +01001607 arg = (unsigned long)compat_ptr(arg);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001608 do_ioctl:
Al Viro2903ff02012-08-28 12:52:22 -04001609 error = do_vfs_ioctl(f.file, fd, cmd, arg);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001610 out_fput:
Al Viro2903ff02012-08-28 12:52:22 -04001611 fdput(f);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001612 out:
1613 return error;
1614}
1615
Arnd Bergmann661f6272009-11-05 19:52:55 +01001616static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
Christoph Hellwig6272e262007-05-08 00:29:21 -07001617{
Arnd Bergmann661f6272009-11-05 19:52:55 +01001618 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;
Christoph Hellwig6272e262007-05-08 00:29:21 -07001626}
1627
1628static int __init init_sys32_ioctl(void)
1629{
Arnd Bergmann661f6272009-11-05 19:52:55 +01001630 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1631 init_sys32_ioctl_cmp, NULL);
Christoph Hellwig6272e262007-05-08 00:29:21 -07001632 return 0;
1633}
1634__initcall(init_sys32_ioctl);