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1da177e4
LT		 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@suse.cz)
8 *
9 * These routines maintain argument size conversion between 32bit and 64bit
10 * ioctls.
11 */
12
1da177e4
LT		 13#include <linux/config.h>
14#include <linux/types.h>
15#include <linux/compat.h>
16#include <linux/kernel.h>
16f7e0fe 17#include <linux/capability.h>
1da177e4
LT		 18#include <linux/compiler.h>
19#include <linux/sched.h>
20#include <linux/smp.h>
21#include <linux/smp_lock.h>
22#include <linux/ioctl.h>
23#include <linux/if.h>
24#include <linux/if_bridge.h>
25#include <linux/slab.h>
26#include <linux/hdreg.h>
27#include <linux/raid/md.h>
28#include <linux/kd.h>
29#include <linux/dirent.h>
30#include <linux/route.h>
31#include <linux/in6.h>
32#include <linux/ipv6_route.h>
33#include <linux/skbuff.h>
34#include <linux/netlink.h>
35#include <linux/vt.h>
36#include <linux/fs.h>
37#include <linux/file.h>
38#include <linux/fd.h>
39#include <linux/ppp_defs.h>
40#include <linux/if_ppp.h>
41#include <linux/if_pppox.h>
42#include <linux/mtio.h>
43#include <linux/cdrom.h>
44#include <linux/loop.h>
45#include <linux/auto_fs.h>
46#include <linux/auto_fs4.h>
47#include <linux/devfs_fs.h>
48#include <linux/tty.h>
49#include <linux/vt_kern.h>
50#include <linux/fb.h>
51#include <linux/ext2_fs.h>
d5ea6553
DM		 52#include <linux/ext3_jbd.h>
53#include <linux/ext3_fs.h>
1da177e4
LT		 54#include <linux/videodev.h>
55#include <linux/netdevice.h>
56#include <linux/raw.h>
57#include <linux/smb_fs.h>
58#include <linux/blkpg.h>
59#include <linux/blkdev.h>
60#include <linux/elevator.h>
61#include <linux/rtc.h>
62#include <linux/pci.h>
63#include <linux/module.h>
64#include <linux/serial.h>
65#include <linux/reiserfs_fs.h>
66#include <linux/if_tun.h>
67#include <linux/ctype.h>
68#include <linux/ioctl32.h>
69#include <linux/syscalls.h>
70#include <linux/ncp_fs.h>
71#include <linux/i2c.h>
72#include <linux/i2c-dev.h>
73#include <linux/wireless.h>
74#include <linux/atalk.h>
75
76#include <net/sock.h> /* siocdevprivate_ioctl */
77#include <net/bluetooth/bluetooth.h>
78#include <net/bluetooth/hci.h>
79#include <net/bluetooth/rfcomm.h>
80
81#include <linux/capi.h>
82
83#include <scsi/scsi.h>
1da177e4 84#include <scsi/scsi_ioctl.h>
1da177e4
LT		 85#include <scsi/sg.h>
86
1da177e4
LT		 87#include <asm/uaccess.h>
88#include <linux/ethtool.h>
89#include <linux/mii.h>
90#include <linux/if_bonding.h>
91#include <linux/watchdog.h>
92#include <linux/dm-ioctl.h>
93
1da177e4
LT		 94#include <linux/soundcard.h>
95#include <linux/lp.h>
96#include <linux/ppdev.h>
97
98#include <linux/atm.h>
99#include <linux/atmarp.h>
100#include <linux/atmclip.h>
101#include <linux/atmdev.h>
102#include <linux/atmioc.h>
103#include <linux/atmlec.h>
104#include <linux/atmmpc.h>
105#include <linux/atmsvc.h>
106#include <linux/atm_tcp.h>
107#include <linux/sonet.h>
108#include <linux/atm_suni.h>
109#include <linux/mtd/mtd.h>
110
111#include <linux/usb.h>
112#include <linux/usbdevice_fs.h>
113#include <linux/nbd.h>
114#include <linux/random.h>
115#include <linux/filter.h>
116#include <linux/msdos_fs.h>
117#include <linux/pktcdvd.h>
118
119#include <linux/hiddev.h>
120
6e87abd0
DM		 121#include <linux/dvb/audio.h>
122#include <linux/dvb/dmx.h>
123#include <linux/dvb/frontend.h>
124#include <linux/dvb/video.h>
125
1da177e4
LT		 126/* Aiee. Someone does not find a difference between int and long */
127#define EXT2_IOC32_GETFLAGS _IOR('f', 1, int)
128#define EXT2_IOC32_SETFLAGS _IOW('f', 2, int)
d5ea6553 129#define EXT3_IOC32_GETVERSION _IOR('f', 3, int)
bcb6ad1f 130#define EXT3_IOC32_SETVERSION _IOW('f', 4, int)
d5ea6553
DM		 131#define EXT3_IOC32_GETRSVSZ _IOR('f', 5, int)
132#define EXT3_IOC32_SETRSVSZ _IOW('f', 6, int)
133#define EXT3_IOC32_GROUP_EXTEND _IOW('f', 7, unsigned int)
134#ifdef CONFIG_JBD_DEBUG
135#define EXT3_IOC32_WAIT_FOR_READONLY _IOR('f', 99, int)
136#endif
137
1da177e4
LT		 138#define EXT2_IOC32_GETVERSION _IOR('v', 1, int)
139#define EXT2_IOC32_SETVERSION _IOW('v', 2, int)
140
e6a6d2ef
CH		 141static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
142 unsigned long arg, struct file *f)
143{
144 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
145}
146
1da177e4
LT		 147static int w_long(unsigned int fd, unsigned int cmd, unsigned long arg)
148{
149 mm_segment_t old_fs = get_fs();
150 int err;
151 unsigned long val;
152
153 set_fs (KERNEL_DS);
154 err = sys_ioctl(fd, cmd, (unsigned long)&val);
155 set_fs (old_fs);
156 if (!err && put_user(val, (u32 __user *)compat_ptr(arg)))
157 return -EFAULT;
158 return err;
159}
160
161static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg)
162{
163 mm_segment_t old_fs = get_fs();
164 u32 __user *argptr = compat_ptr(arg);
165 int err;
166 unsigned long val;
167
168 if(get_user(val, argptr))
169 return -EFAULT;
170 set_fs (KERNEL_DS);
171 err = sys_ioctl(fd, cmd, (unsigned long)&val);
172 set_fs (old_fs);
173 if (!err && put_user(val, argptr))
174 return -EFAULT;
175 return err;
176}
177
178static int do_ext2_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
179{
180 /* These are just misnamed, they actually get/put from/to user an int */
181 switch (cmd) {
182 case EXT2_IOC32_GETFLAGS: cmd = EXT2_IOC_GETFLAGS; break;
183 case EXT2_IOC32_SETFLAGS: cmd = EXT2_IOC_SETFLAGS; break;
184 case EXT2_IOC32_GETVERSION: cmd = EXT2_IOC_GETVERSION; break;
185 case EXT2_IOC32_SETVERSION: cmd = EXT2_IOC_SETVERSION; break;
186 }
187 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
188}
189
d5ea6553
DM		 190static int do_ext3_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
191{
192 /* These are just misnamed, they actually get/put from/to user an int */
193 switch (cmd) {
194 case EXT3_IOC32_GETVERSION: cmd = EXT3_IOC_GETVERSION; break;
195 case EXT3_IOC32_SETVERSION: cmd = EXT3_IOC_SETVERSION; break;
196 case EXT3_IOC32_GETRSVSZ: cmd = EXT3_IOC_GETRSVSZ; break;
197 case EXT3_IOC32_SETRSVSZ: cmd = EXT3_IOC_SETRSVSZ; break;
198 case EXT3_IOC32_GROUP_EXTEND: cmd = EXT3_IOC_GROUP_EXTEND; break;
199#ifdef CONFIG_JBD_DEBUG
200 case EXT3_IOC32_WAIT_FOR_READONLY: cmd = EXT3_IOC_WAIT_FOR_READONLY; break;
201#endif
202 }
203 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
204}
205
6e87abd0
DM		 206struct compat_dmx_event {
207 dmx_event_t event;
208 compat_time_t timeStamp;
209 union
210 {
211 dmx_scrambling_status_t scrambling;
212 } u;
213};
214
215static int do_dmx_get_event(unsigned int fd, unsigned int cmd, unsigned long arg)
216{
217 struct dmx_event kevent;
218 mm_segment_t old_fs = get_fs();
219 int err;
220
221 set_fs(KERNEL_DS);
222 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
223 set_fs(old_fs);
224
225 if (!err) {
226 struct compat_dmx_event __user *up = compat_ptr(arg);
227
228 err = put_user(kevent.event, &up->event);
229 err |= put_user(kevent.timeStamp, &up->timeStamp);
230 err |= put_user(kevent.u.scrambling, &up->u.scrambling);
231 if (err)
232 err = -EFAULT;
233 }
234
235 return err;
236}
237
238struct compat_video_event {
239 int32_t type;
240 compat_time_t timestamp;
241 union {
242 video_size_t size;
243 unsigned int frame_rate;
244 } u;
245};
246
247static int do_video_get_event(unsigned int fd, unsigned int cmd, unsigned long arg)
248{
249 struct video_event kevent;
250 mm_segment_t old_fs = get_fs();
251 int err;
252
253 set_fs(KERNEL_DS);
254 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
255 set_fs(old_fs);
256
257 if (!err) {
258 struct compat_video_event __user *up = compat_ptr(arg);
259
260 err = put_user(kevent.type, &up->type);
261 err |= put_user(kevent.timestamp, &up->timestamp);
262 err |= put_user(kevent.u.size.w, &up->u.size.w);
263 err |= put_user(kevent.u.size.h, &up->u.size.h);
264 err |= put_user(kevent.u.size.aspect_ratio,
265 &up->u.size.aspect_ratio);
266 if (err)
267 err = -EFAULT;
268 }
269
270 return err;
271}
272
273struct compat_video_still_picture {
274 compat_uptr_t iFrame;
275 int32_t size;
276};
277
278static int do_video_stillpicture(unsigned int fd, unsigned int cmd, unsigned long arg)
279{
280 struct compat_video_still_picture __user *up;
281 struct video_still_picture __user *up_native;
282 compat_uptr_t fp;
283 int32_t size;
284 int err;
285
286 up = (struct compat_video_still_picture __user *) arg;
287 err = get_user(fp, &up->iFrame);
288 err |= get_user(size, &up->size);
289 if (err)
290 return -EFAULT;
291
292 up_native =
293 compat_alloc_user_space(sizeof(struct video_still_picture));
294
295 put_user(compat_ptr(fp), &up_native->iFrame);
296 put_user(size, &up_native->size);
297
298 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
299
300 return err;
301}
302
303struct compat_video_spu_palette {
304 int length;
305 compat_uptr_t palette;
306};
307
308static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, unsigned long arg)
309{
310 struct compat_video_spu_palette __user *up;
311 struct video_spu_palette __user *up_native;
312 compat_uptr_t palp;
313 int length, err;
314
315 up = (struct compat_video_spu_palette __user *) arg;
316 err = get_user(palp, &up->palette);
317 err |= get_user(length, &up->length);
318
319 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
320 put_user(compat_ptr(palp), &up_native->palette);
321 put_user(length, &up_native->length);
322
323 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
324
325 return err;
326}
327
1da177e4
LT		 328#ifdef CONFIG_NET
329static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
330{
331 struct compat_timeval __user *up = compat_ptr(arg);
332 struct timeval ktv;
333 mm_segment_t old_fs = get_fs();
334 int err;
335
336 set_fs(KERNEL_DS);
337 err = sys_ioctl(fd, cmd, (unsigned long)&ktv);
338 set_fs(old_fs);
339 if(!err) {
340 err = put_user(ktv.tv_sec, &up->tv_sec);
341 err |= __put_user(ktv.tv_usec, &up->tv_usec);
342 }
343 return err;
344}
345
346struct ifmap32 {
347 compat_ulong_t mem_start;
348 compat_ulong_t mem_end;
349 unsigned short base_addr;
350 unsigned char irq;
351 unsigned char dma;
352 unsigned char port;
353};
354
355struct ifreq32 {
356#define IFHWADDRLEN 6
357#define IFNAMSIZ 16
358 union {
359 char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
360 } ifr_ifrn;
361 union {
362 struct sockaddr ifru_addr;
363 struct sockaddr ifru_dstaddr;
364 struct sockaddr ifru_broadaddr;
365 struct sockaddr ifru_netmask;
366 struct sockaddr ifru_hwaddr;
367 short ifru_flags;
368 compat_int_t ifru_ivalue;
369 compat_int_t ifru_mtu;
370 struct ifmap32 ifru_map;
371 char ifru_slave[IFNAMSIZ]; /* Just fits the size */
372 char ifru_newname[IFNAMSIZ];
373 compat_caddr_t ifru_data;
374 /* XXXX? ifru_settings should be here */
375 } ifr_ifru;
376};
377
378struct ifconf32 {
379 compat_int_t ifc_len; /* size of buffer */
380 compat_caddr_t ifcbuf;
381};
382
383static int dev_ifname32(unsigned int fd, unsigned int cmd, unsigned long arg)
384{
385 struct net_device *dev;
386 struct ifreq32 ifr32;
387 int err;
388
389 if (copy_from_user(&ifr32, compat_ptr(arg), sizeof(ifr32)))
390 return -EFAULT;
391
392 dev = dev_get_by_index(ifr32.ifr_ifindex);
393 if (!dev)
394 return -ENODEV;
395
396 strlcpy(ifr32.ifr_name, dev->name, sizeof(ifr32.ifr_name));
397 dev_put(dev);
398
399 err = copy_to_user(compat_ptr(arg), &ifr32, sizeof(ifr32));
400 return (err ? -EFAULT : 0);
401}
402
403static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
404{
405 struct ifconf32 ifc32;
406 struct ifconf ifc;
407 struct ifconf __user *uifc;
408 struct ifreq32 __user *ifr32;
409 struct ifreq __user *ifr;
410 unsigned int i, j;
411 int err;
412
413 if (copy_from_user(&ifc32, compat_ptr(arg), sizeof(struct ifconf32)))
414 return -EFAULT;
415
416 if (ifc32.ifcbuf == 0) {
417 ifc32.ifc_len = 0;
418 ifc.ifc_len = 0;
419 ifc.ifc_req = NULL;
420 uifc = compat_alloc_user_space(sizeof(struct ifconf));
421 } else {
422 size_t len =((ifc32.ifc_len / sizeof (struct ifreq32)) + 1) *
423 sizeof (struct ifreq);
424 uifc = compat_alloc_user_space(sizeof(struct ifconf) + len);
425 ifc.ifc_len = len;
426 ifr = ifc.ifc_req = (void __user *)(uifc + 1);
427 ifr32 = compat_ptr(ifc32.ifcbuf);
428 for (i = 0; i < ifc32.ifc_len; i += sizeof (struct ifreq32)) {
429 if (copy_in_user(ifr, ifr32, sizeof(struct ifreq32)))
430 return -EFAULT;
431 ifr++;
432 ifr32++;
433 }
434 }
435 if (copy_to_user(uifc, &ifc, sizeof(struct ifconf)))
436 return -EFAULT;
437
438 err = sys_ioctl (fd, SIOCGIFCONF, (unsigned long)uifc);
439 if (err)
440 return err;
441
442 if (copy_from_user(&ifc, uifc, sizeof(struct ifconf)))
443 return -EFAULT;
444
445 ifr = ifc.ifc_req;
446 ifr32 = compat_ptr(ifc32.ifcbuf);
4909724b
AK		 447 for (i = 0, j = 0;
448 i + sizeof (struct ifreq32) < ifc32.ifc_len && j < ifc.ifc_len;
1da177e4
LT		 449 i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
450 if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32)))
451 return -EFAULT;
452 ifr32++;
453 ifr++;
454 }
455
456 if (ifc32.ifcbuf == 0) {
457 /* Translate from 64-bit structure multiple to
458 * a 32-bit one.
459 */
460 i = ifc.ifc_len;
461 i = ((i / sizeof(struct ifreq)) * sizeof(struct ifreq32));
462 ifc32.ifc_len = i;
463 } else {
4909724b 464 ifc32.ifc_len = i;
1da177e4
LT		 465 }
466 if (copy_to_user(compat_ptr(arg), &ifc32, sizeof(struct ifconf32)))
467 return -EFAULT;
468
469 return 0;
470}
471
472static int ethtool_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
473{
474 struct ifreq __user *ifr;
475 struct ifreq32 __user *ifr32;
476 u32 data;
477 void __user *datap;
478
479 ifr = compat_alloc_user_space(sizeof(*ifr));
480 ifr32 = compat_ptr(arg);
481
482 if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
483 return -EFAULT;
484
485 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
486 return -EFAULT;
487
488 datap = compat_ptr(data);
489 if (put_user(datap, &ifr->ifr_ifru.ifru_data))
490 return -EFAULT;
491
492 return sys_ioctl(fd, cmd, (unsigned long) ifr);
493}
494
495static int bond_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
496{
497 struct ifreq kifr;
498 struct ifreq __user *uifr;
499 struct ifreq32 __user *ifr32 = compat_ptr(arg);
500 mm_segment_t old_fs;
501 int err;
502 u32 data;
503 void __user *datap;
504
505 switch (cmd) {
506 case SIOCBONDENSLAVE:
507 case SIOCBONDRELEASE:
508 case SIOCBONDSETHWADDR:
509 case SIOCBONDCHANGEACTIVE:
510 if (copy_from_user(&kifr, ifr32, sizeof(struct ifreq32)))
511 return -EFAULT;
512
513 old_fs = get_fs();
514 set_fs (KERNEL_DS);
515 err = sys_ioctl (fd, cmd, (unsigned long)&kifr);
516 set_fs (old_fs);
517
518 return err;
519 case SIOCBONDSLAVEINFOQUERY:
520 case SIOCBONDINFOQUERY:
521 uifr = compat_alloc_user_space(sizeof(*uifr));
522 if (copy_in_user(&uifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
523 return -EFAULT;
524
525 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
526 return -EFAULT;
527
528 datap = compat_ptr(data);
529 if (put_user(datap, &uifr->ifr_ifru.ifru_data))
530 return -EFAULT;
531
532 return sys_ioctl (fd, cmd, (unsigned long)uifr);
533 default:
534 return -EINVAL;
535 };
536}
537
538int siocdevprivate_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
539{
540 struct ifreq __user *u_ifreq64;
541 struct ifreq32 __user *u_ifreq32 = compat_ptr(arg);
542 char tmp_buf[IFNAMSIZ];
543 void __user *data64;
544 u32 data32;
545
546 if (copy_from_user(&tmp_buf[0], &(u_ifreq32->ifr_ifrn.ifrn_name[0]),
547 IFNAMSIZ))
548 return -EFAULT;
549 if (__get_user(data32, &u_ifreq32->ifr_ifru.ifru_data))
550 return -EFAULT;
551 data64 = compat_ptr(data32);
552
553 u_ifreq64 = compat_alloc_user_space(sizeof(*u_ifreq64));
554
555 /* Don't check these user accesses, just let that get trapped
556 * in the ioctl handler instead.
557 */
558 if (copy_to_user(&u_ifreq64->ifr_ifrn.ifrn_name[0], &tmp_buf[0],
559 IFNAMSIZ))
560 return -EFAULT;
561 if (__put_user(data64, &u_ifreq64->ifr_ifru.ifru_data))
562 return -EFAULT;
563
564 return sys_ioctl(fd, cmd, (unsigned long) u_ifreq64);
565}
566
567static int dev_ifsioc(unsigned int fd, unsigned int cmd, unsigned long arg)
568{
569 struct ifreq ifr;
570 struct ifreq32 __user *uifr32;
571 struct ifmap32 __user *uifmap32;
572 mm_segment_t old_fs;
573 int err;
574
575 uifr32 = compat_ptr(arg);
576 uifmap32 = &uifr32->ifr_ifru.ifru_map;
577 switch (cmd) {
578 case SIOCSIFMAP:
579 err = copy_from_user(&ifr, uifr32, sizeof(ifr.ifr_name));
580 err |= __get_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
581 err |= __get_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
582 err |= __get_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
583 err |= __get_user(ifr.ifr_map.irq, &uifmap32->irq);
584 err |= __get_user(ifr.ifr_map.dma, &uifmap32->dma);
585 err |= __get_user(ifr.ifr_map.port, &uifmap32->port);
586 if (err)
587 return -EFAULT;
588 break;
589 default:
590 if (copy_from_user(&ifr, uifr32, sizeof(*uifr32)))
591 return -EFAULT;
592 break;
593 }
594 old_fs = get_fs();
595 set_fs (KERNEL_DS);
596 err = sys_ioctl (fd, cmd, (unsigned long)&ifr);
597 set_fs (old_fs);
598 if (!err) {
599 switch (cmd) {
600 /* TUNSETIFF is defined as _IOW, it should be _IORW
601 * as the data is copied back to user space, but that
602 * cannot be fixed without breaking all existing apps.
603 */
604 case TUNSETIFF:
605 case SIOCGIFFLAGS:
606 case SIOCGIFMETRIC:
607 case SIOCGIFMTU:
608 case SIOCGIFMEM:
609 case SIOCGIFHWADDR:
610 case SIOCGIFINDEX:
611 case SIOCGIFADDR:
612 case SIOCGIFBRDADDR:
613 case SIOCGIFDSTADDR:
614 case SIOCGIFNETMASK:
615 case SIOCGIFTXQLEN:
616 if (copy_to_user(uifr32, &ifr, sizeof(*uifr32)))
617 return -EFAULT;
618 break;
619 case SIOCGIFMAP:
620 err = copy_to_user(uifr32, &ifr, sizeof(ifr.ifr_name));
621 err |= __put_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
622 err |= __put_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
623 err |= __put_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
624 err |= __put_user(ifr.ifr_map.irq, &uifmap32->irq);
625 err |= __put_user(ifr.ifr_map.dma, &uifmap32->dma);
626 err |= __put_user(ifr.ifr_map.port, &uifmap32->port);
627 if (err)
628 err = -EFAULT;
629 break;
630 }
631 }
632 return err;
633}
634
635struct rtentry32 {
636 u32 rt_pad1;
637 struct sockaddr rt_dst; /* target address */
638 struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */
639 struct sockaddr rt_genmask; /* target network mask (IP) */
640 unsigned short rt_flags;
641 short rt_pad2;
642 u32 rt_pad3;
643 unsigned char rt_tos;
644 unsigned char rt_class;
645 short rt_pad4;
646 short rt_metric; /* +1 for binary compatibility! */
647 /* char * */ u32 rt_dev; /* forcing the device at add */
648 u32 rt_mtu; /* per route MTU/Window */
649 u32 rt_window; /* Window clamping */
650 unsigned short rt_irtt; /* Initial RTT */
651
652};
653
654struct in6_rtmsg32 {
655 struct in6_addr rtmsg_dst;
656 struct in6_addr rtmsg_src;
657 struct in6_addr rtmsg_gateway;
658 u32 rtmsg_type;
659 u16 rtmsg_dst_len;
660 u16 rtmsg_src_len;
661 u32 rtmsg_metric;
662 u32 rtmsg_info;
663 u32 rtmsg_flags;
664 s32 rtmsg_ifindex;
665};
666
667static int routing_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
668{
669 int ret;
670 void *r = NULL;
671 struct in6_rtmsg r6;
672 struct rtentry r4;
673 char devname[16];
674 u32 rtdev;
675 mm_segment_t old_fs = get_fs();
676
677 struct socket *mysock = sockfd_lookup(fd, &ret);
678
679 if (mysock && mysock->sk && mysock->sk->sk_family == AF_INET6) { /* ipv6 */
680 struct in6_rtmsg32 __user *ur6 = compat_ptr(arg);
681 ret = copy_from_user (&r6.rtmsg_dst, &(ur6->rtmsg_dst),
682 3 * sizeof(struct in6_addr));
683 ret |= __get_user (r6.rtmsg_type, &(ur6->rtmsg_type));
684 ret |= __get_user (r6.rtmsg_dst_len, &(ur6->rtmsg_dst_len));
685 ret |= __get_user (r6.rtmsg_src_len, &(ur6->rtmsg_src_len));
686 ret |= __get_user (r6.rtmsg_metric, &(ur6->rtmsg_metric));
687 ret |= __get_user (r6.rtmsg_info, &(ur6->rtmsg_info));
688 ret |= __get_user (r6.rtmsg_flags, &(ur6->rtmsg_flags));
689 ret |= __get_user (r6.rtmsg_ifindex, &(ur6->rtmsg_ifindex));
690
691 r = (void *) &r6;
692 } else { /* ipv4 */
693 struct rtentry32 __user *ur4 = compat_ptr(arg);
694 ret = copy_from_user (&r4.rt_dst, &(ur4->rt_dst),
695 3 * sizeof(struct sockaddr));
696 ret |= __get_user (r4.rt_flags, &(ur4->rt_flags));
697 ret |= __get_user (r4.rt_metric, &(ur4->rt_metric));
698 ret |= __get_user (r4.rt_mtu, &(ur4->rt_mtu));
699 ret |= __get_user (r4.rt_window, &(ur4->rt_window));
700 ret |= __get_user (r4.rt_irtt, &(ur4->rt_irtt));
701 ret |= __get_user (rtdev, &(ur4->rt_dev));
702 if (rtdev) {
703 ret |= copy_from_user (devname, compat_ptr(rtdev), 15);
704 r4.rt_dev = devname; devname[15] = 0;
705 } else
706 r4.rt_dev = NULL;
707
708 r = (void *) &r4;
709 }
710
d99901d6
KK		 711 if (ret) {
712 ret = -EFAULT;
713 goto out;
714 }
1da177e4
LT		 715
716 set_fs (KERNEL_DS);
717 ret = sys_ioctl (fd, cmd, (unsigned long) r);
718 set_fs (old_fs);
719
d99901d6 720out:
1da177e4
LT		 721 if (mysock)
722 sockfd_put(mysock);
723
724 return ret;
725}
726#endif
727
728struct hd_geometry32 {
729 unsigned char heads;
730 unsigned char sectors;
731 unsigned short cylinders;
732 u32 start;
733};
734
735static int hdio_getgeo(unsigned int fd, unsigned int cmd, unsigned long arg)
736{
737 mm_segment_t old_fs = get_fs();
738 struct hd_geometry geo;
739 struct hd_geometry32 __user *ugeo;
740 int err;
741
742 set_fs (KERNEL_DS);
743 err = sys_ioctl(fd, HDIO_GETGEO, (unsigned long)&geo);
744 set_fs (old_fs);
745 ugeo = compat_ptr(arg);
746 if (!err) {
747 err = copy_to_user (ugeo, &geo, 4);
748 err |= __put_user (geo.start, &ugeo->start);
749 }
750 return err ? -EFAULT : 0;
751}
752
1da177e4
LT		 753static int hdio_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
754{
755 mm_segment_t old_fs = get_fs();
756 unsigned long kval;
757 unsigned int __user *uvp;
758 int error;
759
760 set_fs(KERNEL_DS);
761 error = sys_ioctl(fd, cmd, (long)&kval);
762 set_fs(old_fs);
763
764 if(error == 0) {
765 uvp = compat_ptr(arg);
766 if(put_user(kval, uvp))
767 error = -EFAULT;
768 }
769 return error;
770}
771
772
773typedef struct sg_io_hdr32 {
774 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
775 compat_int_t dxfer_direction; /* [i] data transfer direction */
776 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
777 unsigned char mx_sb_len; /* [i] max length to write to sbp */
778 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
779 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
780 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
781 or scatter gather list */
782 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
783 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
784 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
785 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
786 compat_int_t pack_id; /* [i->o] unused internally (normally) */
787 compat_uptr_t usr_ptr; /* [i->o] unused internally */
788 unsigned char status; /* [o] scsi status */
789 unsigned char masked_status; /* [o] shifted, masked scsi status */
790 unsigned char msg_status; /* [o] messaging level data (optional) */
791 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
792 unsigned short host_status; /* [o] errors from host adapter */
793 unsigned short driver_status; /* [o] errors from software driver */
794 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
795 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
796 compat_uint_t info; /* [o] auxiliary information */
797} sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
798
799typedef struct sg_iovec32 {
800 compat_uint_t iov_base;
801 compat_uint_t iov_len;
802} sg_iovec32_t;
803
804static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
805{
806 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
807 sg_iovec32_t __user *iov32 = dxferp;
808 int i;
809
810 for (i = 0; i < iovec_count; i++) {
811 u32 base, len;
812
813 if (get_user(base, &iov32[i].iov_base) ||
814 get_user(len, &iov32[i].iov_len) ||
815 put_user(compat_ptr(base), &iov[i].iov_base) ||
816 put_user(len, &iov[i].iov_len))
817 return -EFAULT;
818 }
819
820 if (put_user(iov, &sgio->dxferp))
821 return -EFAULT;
822 return 0;
823}
824
825static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
826{
827 sg_io_hdr_t __user *sgio;
828 sg_io_hdr32_t __user *sgio32;
829 u16 iovec_count;
830 u32 data;
831 void __user *dxferp;
832 int err;
833
834 sgio32 = compat_ptr(arg);
835 if (get_user(iovec_count, &sgio32->iovec_count))
836 return -EFAULT;
837
838 {
839 void __user *top = compat_alloc_user_space(0);
840 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
841 (iovec_count * sizeof(sg_iovec_t)));
842 if (new > top)
843 return -EINVAL;
844
845 sgio = new;
846 }
847
848 /* Ok, now construct. */
849 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
850 (2 * sizeof(int)) +
851 (2 * sizeof(unsigned char)) +
852 (1 * sizeof(unsigned short)) +
853 (1 * sizeof(unsigned int))))
854 return -EFAULT;
855
856 if (get_user(data, &sgio32->dxferp))
857 return -EFAULT;
858 dxferp = compat_ptr(data);
859 if (iovec_count) {
860 if (sg_build_iovec(sgio, dxferp, iovec_count))
861 return -EFAULT;
862 } else {
863 if (put_user(dxferp, &sgio->dxferp))
864 return -EFAULT;
865 }
866
867 {
868 unsigned char __user *cmdp;
869 unsigned char __user *sbp;
870
871 if (get_user(data, &sgio32->cmdp))
872 return -EFAULT;
873 cmdp = compat_ptr(data);
874
875 if (get_user(data, &sgio32->sbp))
876 return -EFAULT;
877 sbp = compat_ptr(data);
878
879 if (put_user(cmdp, &sgio->cmdp) ||
880 put_user(sbp, &sgio->sbp))
881 return -EFAULT;
882 }
883
884 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
885 3 * sizeof(int)))
886 return -EFAULT;
887
888 if (get_user(data, &sgio32->usr_ptr))
889 return -EFAULT;
890 if (put_user(compat_ptr(data), &sgio->usr_ptr))
891 return -EFAULT;
892
893 if (copy_in_user(&sgio->status, &sgio32->status,
894 (4 * sizeof(unsigned char)) +
895 (2 * sizeof(unsigned (short))) +
896 (3 * sizeof(int))))
897 return -EFAULT;
898
899 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
900
901 if (err >= 0) {
902 void __user *datap;
903
904 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
905 sizeof(int)) ||
906 get_user(datap, &sgio->usr_ptr) ||
907 put_user((u32)(unsigned long)datap,
908 &sgio32->usr_ptr) ||
909 copy_in_user(&sgio32->status, &sgio->status,
910 (4 * sizeof(unsigned char)) +
911 (2 * sizeof(unsigned short)) +
912 (3 * sizeof(int))))
913 err = -EFAULT;
914 }
915
916 return err;
917}
918
2966387b
AK		 919struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
920 char req_state;
921 char orphan;
922 char sg_io_owned;
923 char problem;
924 int pack_id;
925 compat_uptr_t usr_ptr;
926 unsigned int duration;
927 int unused;
928};
929
930static int sg_grt_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
931{
932 int err, i;
933 sg_req_info_t *r;
934 struct compat_sg_req_info *o = (struct compat_sg_req_info *)arg;
935 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
936 err = sys_ioctl(fd,cmd,(unsigned long)r);
937 if (err < 0)
938 return err;
939 for (i = 0; i < SG_MAX_QUEUE; i++) {
940 void __user *ptr;
941 int d;
942
943 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
944 get_user(ptr, &r[i].usr_ptr) ||
945 get_user(d, &r[i].duration) ||
946 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
947 put_user(d, &o[i].duration))
948 return -EFAULT;
949 }
950 return err;
951}
952
1da177e4
LT		 953struct sock_fprog32 {
954 unsigned short len;
955 compat_caddr_t filter;
956};
957
958#define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
959#define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
960
961static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
962{
963 struct sock_fprog32 __user *u_fprog32 = compat_ptr(arg);
964 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
965 void __user *fptr64;
966 u32 fptr32;
967 u16 flen;
968
969 if (get_user(flen, &u_fprog32->len) ||
970 get_user(fptr32, &u_fprog32->filter))
971 return -EFAULT;
972
973 fptr64 = compat_ptr(fptr32);
974
975 if (put_user(flen, &u_fprog64->len) ||
976 put_user(fptr64, &u_fprog64->filter))
977 return -EFAULT;
978
979 if (cmd == PPPIOCSPASS32)
980 cmd = PPPIOCSPASS;
981 else
982 cmd = PPPIOCSACTIVE;
983
984 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
985}
986
987struct ppp_option_data32 {
988 compat_caddr_t ptr;
989 u32 length;
990 compat_int_t transmit;
991};
992#define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
993
994struct ppp_idle32 {
995 compat_time_t xmit_idle;
996 compat_time_t recv_idle;
997};
998#define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
999
1000static int ppp_gidle(unsigned int fd, unsigned int cmd, unsigned long arg)
1001{
1002 struct ppp_idle __user *idle;
1003 struct ppp_idle32 __user *idle32;
1004 __kernel_time_t xmit, recv;
1005 int err;
1006
1007 idle = compat_alloc_user_space(sizeof(*idle));
1008 idle32 = compat_ptr(arg);
1009
1010 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
1011
1012 if (!err) {
1013 if (get_user(xmit, &idle->xmit_idle) ||
1014 get_user(recv, &idle->recv_idle) ||
1015 put_user(xmit, &idle32->xmit_idle) ||
1016 put_user(recv, &idle32->recv_idle))
1017 err = -EFAULT;
1018 }
1019 return err;
1020}
1021
1022static int ppp_scompress(unsigned int fd, unsigned int cmd, unsigned long arg)
1023{
1024 struct ppp_option_data __user *odata;
1025 struct ppp_option_data32 __user *odata32;
1026 __u32 data;
1027 void __user *datap;
1028
1029 odata = compat_alloc_user_space(sizeof(*odata));
1030 odata32 = compat_ptr(arg);
1031
1032 if (get_user(data, &odata32->ptr))
1033 return -EFAULT;
1034
1035 datap = compat_ptr(data);
1036 if (put_user(datap, &odata->ptr))
1037 return -EFAULT;
1038
1039 if (copy_in_user(&odata->length, &odata32->length,
1040 sizeof(__u32) + sizeof(int)))
1041 return -EFAULT;
1042
1043 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
1044}
1045
1046static int ppp_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1047{
1048 int err;
1049
1050 switch (cmd) {
1051 case PPPIOCGIDLE32:
1052 err = ppp_gidle(fd, cmd, arg);
1053 break;
1054
1055 case PPPIOCSCOMPRESS32:
1056 err = ppp_scompress(fd, cmd, arg);
1057 break;
1058
1059 default:
1060 do {
1061 static int count;
1062 if (++count <= 20)
1063 printk("ppp_ioctl: Unknown cmd fd(%d) "
1064 "cmd(%08x) arg(%08x)\n",
1065 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1066 } while(0);
1067 err = -EINVAL;
1068 break;
1069 };
1070
1071 return err;
1072}
1073
1074
1075struct mtget32 {
1076 compat_long_t mt_type;
1077 compat_long_t mt_resid;
1078 compat_long_t mt_dsreg;
1079 compat_long_t mt_gstat;
1080 compat_long_t mt_erreg;
1081 compat_daddr_t mt_fileno;
1082 compat_daddr_t mt_blkno;
1083};
1084#define MTIOCGET32 _IOR('m', 2, struct mtget32)
1085
1086struct mtpos32 {
1087 compat_long_t mt_blkno;
1088};
1089#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
1090
1091static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1092{
1093 mm_segment_t old_fs = get_fs();
1094 struct mtget get;
1095 struct mtget32 __user *umget32;
1096 struct mtpos pos;
1097 struct mtpos32 __user *upos32;
1098 unsigned long kcmd;
1099 void *karg;
1100 int err = 0;
1101
1102 switch(cmd) {
1103 case MTIOCPOS32:
1104 kcmd = MTIOCPOS;
1105 karg = &pos;
1106 break;
1107 case MTIOCGET32:
1108 kcmd = MTIOCGET;
1109 karg = &get;
1110 break;
1111 default:
1112 do {
1113 static int count;
1114 if (++count <= 20)
1115 printk("mt_ioctl: Unknown cmd fd(%d) "
1116 "cmd(%08x) arg(%08x)\n",
1117 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1118 } while(0);
1119 return -EINVAL;
1120 }
1121 set_fs (KERNEL_DS);
1122 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1123 set_fs (old_fs);
1124 if (err)
1125 return err;
1126 switch (cmd) {
1127 case MTIOCPOS32:
1128 upos32 = compat_ptr(arg);
1129 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
1130 break;
1131 case MTIOCGET32:
1132 umget32 = compat_ptr(arg);
1133 err = __put_user(get.mt_type, &umget32->mt_type);
1134 err |= __put_user(get.mt_resid, &umget32->mt_resid);
1135 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
1136 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
1137 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
1138 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
1139 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
1140 break;
1141 }
1142 return err ? -EFAULT: 0;
1143}
1144
1145struct cdrom_read_audio32 {
1146 union cdrom_addr addr;
1147 u8 addr_format;
1148 compat_int_t nframes;
1149 compat_caddr_t buf;
1150};
1151
1152struct cdrom_generic_command32 {
1153 unsigned char cmd[CDROM_PACKET_SIZE];
1154 compat_caddr_t buffer;
1155 compat_uint_t buflen;
1156 compat_int_t stat;
1157 compat_caddr_t sense;
1158 unsigned char data_direction;
1159 compat_int_t quiet;
1160 compat_int_t timeout;
1161 compat_caddr_t reserved[1];
1162};
1163
1164static int cdrom_do_read_audio(unsigned int fd, unsigned int cmd, unsigned long arg)
1165{
1166 struct cdrom_read_audio __user *cdread_audio;
1167 struct cdrom_read_audio32 __user *cdread_audio32;
1168 __u32 data;
1169 void __user *datap;
1170
1171 cdread_audio = compat_alloc_user_space(sizeof(*cdread_audio));
1172 cdread_audio32 = compat_ptr(arg);
1173
1174 if (copy_in_user(&cdread_audio->addr,
1175 &cdread_audio32->addr,
1176 (sizeof(*cdread_audio32) -
1177 sizeof(compat_caddr_t))))
1178 return -EFAULT;
1179
1180 if (get_user(data, &cdread_audio32->buf))
1181 return -EFAULT;
1182 datap = compat_ptr(data);
1183 if (put_user(datap, &cdread_audio->buf))
1184 return -EFAULT;
1185
1186 return sys_ioctl(fd, cmd, (unsigned long) cdread_audio);
1187}
1188
1189static int cdrom_do_generic_command(unsigned int fd, unsigned int cmd, unsigned long arg)
1190{
1191 struct cdrom_generic_command __user *cgc;
1192 struct cdrom_generic_command32 __user *cgc32;
1193 u32 data;
1194 unsigned char dir;
1195 int itmp;
1196
1197 cgc = compat_alloc_user_space(sizeof(*cgc));
1198 cgc32 = compat_ptr(arg);
1199
1200 if (copy_in_user(&cgc->cmd, &cgc32->cmd, sizeof(cgc->cmd)) ||
1201 get_user(data, &cgc32->buffer) ||
1202 put_user(compat_ptr(data), &cgc->buffer) ||
1203 copy_in_user(&cgc->buflen, &cgc32->buflen,
1204 (sizeof(unsigned int) + sizeof(int))) ||
1205 get_user(data, &cgc32->sense) ||
1206 put_user(compat_ptr(data), &cgc->sense) ||
1207 get_user(dir, &cgc32->data_direction) ||
1208 put_user(dir, &cgc->data_direction) ||
1209 get_user(itmp, &cgc32->quiet) ||
1210 put_user(itmp, &cgc->quiet) ||
1211 get_user(itmp, &cgc32->timeout) ||
1212 put_user(itmp, &cgc->timeout) ||
1213 get_user(data, &cgc32->reserved[0]) ||
1214 put_user(compat_ptr(data), &cgc->reserved[0]))
1215 return -EFAULT;
1216
1217 return sys_ioctl(fd, cmd, (unsigned long) cgc);
1218}
1219
1220static int cdrom_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1221{
1222 int err;
1223
1224 switch(cmd) {
1225 case CDROMREADAUDIO:
1226 err = cdrom_do_read_audio(fd, cmd, arg);
1227 break;
1228
1229 case CDROM_SEND_PACKET:
1230 err = cdrom_do_generic_command(fd, cmd, arg);
1231 break;
1232
1233 default:
1234 do {
1235 static int count;
1236 if (++count <= 20)
1237 printk("cdrom_ioctl: Unknown cmd fd(%d) "
1238 "cmd(%08x) arg(%08x)\n",
1239 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1240 } while(0);
1241 err = -EINVAL;
1242 break;
1243 };
1244
1245 return err;
1246}
1247
1248struct loop_info32 {
1249 compat_int_t lo_number; /* ioctl r/o */
1250 compat_dev_t lo_device; /* ioctl r/o */
1251 compat_ulong_t lo_inode; /* ioctl r/o */
1252 compat_dev_t lo_rdevice; /* ioctl r/o */
1253 compat_int_t lo_offset;
1254 compat_int_t lo_encrypt_type;
1255 compat_int_t lo_encrypt_key_size; /* ioctl w/o */
1256 compat_int_t lo_flags; /* ioctl r/o */
1257 char lo_name[LO_NAME_SIZE];
1258 unsigned char lo_encrypt_key[LO_KEY_SIZE]; /* ioctl w/o */
1259 compat_ulong_t lo_init[2];
1260 char reserved[4];
1261};
1262
1263static int loop_status(unsigned int fd, unsigned int cmd, unsigned long arg)
1264{
1265 mm_segment_t old_fs = get_fs();
1266 struct loop_info l;
1267 struct loop_info32 __user *ul;
1268 int err = -EINVAL;
1269
1270 ul = compat_ptr(arg);
1271 switch(cmd) {
1272 case LOOP_SET_STATUS:
1273 err = get_user(l.lo_number, &ul->lo_number);
1274 err |= __get_user(l.lo_device, &ul->lo_device);
1275 err |= __get_user(l.lo_inode, &ul->lo_inode);
1276 err |= __get_user(l.lo_rdevice, &ul->lo_rdevice);
1277 err |= __copy_from_user(&l.lo_offset, &ul->lo_offset,
1278 8 + (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
1279 if (err) {
1280 err = -EFAULT;
1281 } else {
1282 set_fs (KERNEL_DS);
1283 err = sys_ioctl (fd, cmd, (unsigned long)&l);
1284 set_fs (old_fs);
1285 }
1286 break;
1287 case LOOP_GET_STATUS:
1288 set_fs (KERNEL_DS);
1289 err = sys_ioctl (fd, cmd, (unsigned long)&l);
1290 set_fs (old_fs);
1291 if (!err) {
1292 err = put_user(l.lo_number, &ul->lo_number);
1293 err |= __put_user(l.lo_device, &ul->lo_device);
1294 err |= __put_user(l.lo_inode, &ul->lo_inode);
1295 err |= __put_user(l.lo_rdevice, &ul->lo_rdevice);
1296 err |= __copy_to_user(&ul->lo_offset, &l.lo_offset,
1297 (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
1298 if (err)
1299 err = -EFAULT;
1300 }
1301 break;
1302 default: {
1303 static int count;
1304 if (++count <= 20)
1305 printk("%s: Unknown loop ioctl cmd, fd(%d) "
1306 "cmd(%08x) arg(%08lx)\n",
1307 __FUNCTION__, fd, cmd, arg);
1308 }
1309 }
1310 return err;
1311}
1312
1313extern int tty_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg);
1314
1315#ifdef CONFIG_VT
1316
1317static int vt_check(struct file *file)
1318{
1319 struct tty_struct *tty;
1320 struct inode *inode = file->f_dentry->d_inode;
1321
1322 if (file->f_op->ioctl != tty_ioctl)
1323 return -EINVAL;
1324
1325 tty = (struct tty_struct *)file->private_data;
1326 if (tty_paranoia_check(tty, inode, "tty_ioctl"))
1327 return -EINVAL;
1328
1329 if (tty->driver->ioctl != vt_ioctl)
1330 return -EINVAL;
1331
1332 /*
1333 * To have permissions to do most of the vt ioctls, we either have
1334 * to be the owner of the tty, or super-user.
1335 */
1336 if (current->signal->tty == tty || capable(CAP_SYS_ADMIN))
1337 return 1;
1338 return 0;
1339}
1340
1341struct consolefontdesc32 {
1342 unsigned short charcount; /* characters in font (256 or 512) */
1343 unsigned short charheight; /* scan lines per character (1-32) */
1344 compat_caddr_t chardata; /* font data in expanded form */
1345};
1346
1347static int do_fontx_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1348{
1349 struct consolefontdesc32 __user *user_cfd = compat_ptr(arg);
1350 struct console_font_op op;
1351 compat_caddr_t data;
1352 int i, perm;
1353
1354 perm = vt_check(file);
1355 if (perm < 0) return perm;
1356
1357 switch (cmd) {
1358 case PIO_FONTX:
1359 if (!perm)
1360 return -EPERM;
1361 op.op = KD_FONT_OP_SET;
1362 op.flags = 0;
1363 op.width = 8;
1364 if (get_user(op.height, &user_cfd->charheight) ||
1365 get_user(op.charcount, &user_cfd->charcount) ||
1366 get_user(data, &user_cfd->chardata))
1367 return -EFAULT;
1368 op.data = compat_ptr(data);
1369 return con_font_op(vc_cons[fg_console].d, &op);
1370 case GIO_FONTX:
1371 op.op = KD_FONT_OP_GET;
1372 op.flags = 0;
1373 op.width = 8;
1374 if (get_user(op.height, &user_cfd->charheight) ||
1375 get_user(op.charcount, &user_cfd->charcount) ||
1376 get_user(data, &user_cfd->chardata))
1377 return -EFAULT;
1378 if (!data)
1379 return 0;
1380 op.data = compat_ptr(data);
1381 i = con_font_op(vc_cons[fg_console].d, &op);
1382 if (i)
1383 return i;
1384 if (put_user(op.height, &user_cfd->charheight) ||
1385 put_user(op.charcount, &user_cfd->charcount) ||
1386 put_user((compat_caddr_t)(unsigned long)op.data,
1387 &user_cfd->chardata))
1388 return -EFAULT;
1389 return 0;
1390 }
1391 return -EINVAL;
1392}
1393
1394struct console_font_op32 {
1395 compat_uint_t op; /* operation code KD_FONT_OP_* */
1396 compat_uint_t flags; /* KD_FONT_FLAG_* */
1397 compat_uint_t width, height; /* font size */
1398 compat_uint_t charcount;
1399 compat_caddr_t data; /* font data with height fixed to 32 */
1400};
1401
1402static int do_kdfontop_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1403{
1404 struct console_font_op op;
1405 struct console_font_op32 __user *fontop = compat_ptr(arg);
1406 int perm = vt_check(file), i;
1407 struct vc_data *vc;
1408
1409 if (perm < 0) return perm;
1410
1411 if (copy_from_user(&op, fontop, sizeof(struct console_font_op32)))
1412 return -EFAULT;
1413 if (!perm && op.op != KD_FONT_OP_GET)
1414 return -EPERM;
1415 op.data = compat_ptr(((struct console_font_op32 *)&op)->data);
1416 op.flags |= KD_FONT_FLAG_OLD;
1417 vc = ((struct tty_struct *)file->private_data)->driver_data;
1418 i = con_font_op(vc, &op);
1419 if (i)
1420 return i;
1421 ((struct console_font_op32 *)&op)->data = (unsigned long)op.data;
1422 if (copy_to_user(fontop, &op, sizeof(struct console_font_op32)))
1423 return -EFAULT;
1424 return 0;
1425}
1426
1427struct unimapdesc32 {
1428 unsigned short entry_ct;
1429 compat_caddr_t entries;
1430};
1431
1432static int do_unimap_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1433{
1434 struct unimapdesc32 tmp;
1435 struct unimapdesc32 __user *user_ud = compat_ptr(arg);
1436 int perm = vt_check(file);
1437
1438 if (perm < 0) return perm;
1439 if (copy_from_user(&tmp, user_ud, sizeof tmp))
1440 return -EFAULT;
1441 switch (cmd) {
1442 case PIO_UNIMAP:
1443 if (!perm) return -EPERM;
1444 return con_set_unimap(vc_cons[fg_console].d, tmp.entry_ct, compat_ptr(tmp.entries));
1445 case GIO_UNIMAP:
1446 return con_get_unimap(vc_cons[fg_console].d, tmp.entry_ct, &(user_ud->entry_ct), compat_ptr(tmp.entries));
1447 }
1448 return 0;
1449}
1450
1451#endif /* CONFIG_VT */
1452
1453static int do_smb_getmountuid(unsigned int fd, unsigned int cmd, unsigned long arg)
1454{
1455 mm_segment_t old_fs = get_fs();
1456 __kernel_uid_t kuid;
1457 int err;
1458
1459 cmd = SMB_IOC_GETMOUNTUID;
1460
1461 set_fs(KERNEL_DS);
1462 err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
1463 set_fs(old_fs);
1464
1465 if (err >= 0)
1466 err = put_user(kuid, (compat_uid_t __user *)compat_ptr(arg));
1467
1468 return err;
1469}
1470
1471struct atmif_sioc32 {
1472 compat_int_t number;
1473 compat_int_t length;
1474 compat_caddr_t arg;
1475};
1476
1477struct atm_iobuf32 {
1478 compat_int_t length;
1479 compat_caddr_t buffer;
1480};
1481
1482#define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct atmif_sioc32)
1483#define ATM_GETNAMES32 _IOW('a', ATMIOC_ITF+3, struct atm_iobuf32)
1484#define ATM_GETTYPE32 _IOW('a', ATMIOC_ITF+4, struct atmif_sioc32)
1485#define ATM_GETESI32 _IOW('a', ATMIOC_ITF+5, struct atmif_sioc32)
1486#define ATM_GETADDR32 _IOW('a', ATMIOC_ITF+6, struct atmif_sioc32)
1487#define ATM_RSTADDR32 _IOW('a', ATMIOC_ITF+7, struct atmif_sioc32)
1488#define ATM_ADDADDR32 _IOW('a', ATMIOC_ITF+8, struct atmif_sioc32)
1489#define ATM_DELADDR32 _IOW('a', ATMIOC_ITF+9, struct atmif_sioc32)
1490#define ATM_GETCIRANGE32 _IOW('a', ATMIOC_ITF+10, struct atmif_sioc32)
1491#define ATM_SETCIRANGE32 _IOW('a', ATMIOC_ITF+11, struct atmif_sioc32)
1492#define ATM_SETESI32 _IOW('a', ATMIOC_ITF+12, struct atmif_sioc32)
1493#define ATM_SETESIF32 _IOW('a', ATMIOC_ITF+13, struct atmif_sioc32)
1494#define ATM_GETSTAT32 _IOW('a', ATMIOC_SARCOM+0, struct atmif_sioc32)
1495#define ATM_GETSTATZ32 _IOW('a', ATMIOC_SARCOM+1, struct atmif_sioc32)
1496#define ATM_GETLOOP32 _IOW('a', ATMIOC_SARCOM+2, struct atmif_sioc32)
1497#define ATM_SETLOOP32 _IOW('a', ATMIOC_SARCOM+3, struct atmif_sioc32)
1498#define ATM_QUERYLOOP32 _IOW('a', ATMIOC_SARCOM+4, struct atmif_sioc32)
1499
1500static struct {
1501 unsigned int cmd32;
1502 unsigned int cmd;
1503} atm_ioctl_map[] = {
1504 { ATM_GETLINKRATE32, ATM_GETLINKRATE },
1505 { ATM_GETNAMES32, ATM_GETNAMES },
1506 { ATM_GETTYPE32, ATM_GETTYPE },
1507 { ATM_GETESI32, ATM_GETESI },
1508 { ATM_GETADDR32, ATM_GETADDR },
1509 { ATM_RSTADDR32, ATM_RSTADDR },
1510 { ATM_ADDADDR32, ATM_ADDADDR },
1511 { ATM_DELADDR32, ATM_DELADDR },
1512 { ATM_GETCIRANGE32, ATM_GETCIRANGE },
1513 { ATM_SETCIRANGE32, ATM_SETCIRANGE },
1514 { ATM_SETESI32, ATM_SETESI },
1515 { ATM_SETESIF32, ATM_SETESIF },
1516 { ATM_GETSTAT32, ATM_GETSTAT },
1517 { ATM_GETSTATZ32, ATM_GETSTATZ },
1518 { ATM_GETLOOP32, ATM_GETLOOP },
1519 { ATM_SETLOOP32, ATM_SETLOOP },
1520 { ATM_QUERYLOOP32, ATM_QUERYLOOP }
1521};
1522
1523#define NR_ATM_IOCTL (sizeof(atm_ioctl_map)/sizeof(atm_ioctl_map[0]))
1524
1525
1526static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
1527{
1528 struct atm_iobuf __user *iobuf;
1529 struct atm_iobuf32 __user *iobuf32;
1530 u32 data;
1531 void __user *datap;
1532 int len, err;
1533
1534 iobuf = compat_alloc_user_space(sizeof(*iobuf));
1535 iobuf32 = compat_ptr(arg);
1536
1537 if (get_user(len, &iobuf32->length) ||
1538 get_user(data, &iobuf32->buffer))
1539 return -EFAULT;
1540 datap = compat_ptr(data);
1541 if (put_user(len, &iobuf->length) ||
1542 put_user(datap, &iobuf->buffer))
1543 return -EFAULT;
1544
1545 err = sys_ioctl(fd, cmd, (unsigned long)iobuf);
1546
1547 if (!err) {
1548 if (copy_in_user(&iobuf32->length, &iobuf->length,
1549 sizeof(int)))
1550 err = -EFAULT;
1551 }
1552
1553 return err;
1554}
1555
1556static int do_atmif_sioc(unsigned int fd, unsigned int cmd, unsigned long arg)
1557{
1558 struct atmif_sioc __user *sioc;
1559 struct atmif_sioc32 __user *sioc32;
1560 u32 data;
1561 void __user *datap;
1562 int err;
1563
1564 sioc = compat_alloc_user_space(sizeof(*sioc));
1565 sioc32 = compat_ptr(arg);
1566
1567 if (copy_in_user(&sioc->number, &sioc32->number, 2 * sizeof(int)) ||
1568 get_user(data, &sioc32->arg))
1569 return -EFAULT;
1570 datap = compat_ptr(data);
1571 if (put_user(datap, &sioc->arg))
1572 return -EFAULT;
1573
1574 err = sys_ioctl(fd, cmd, (unsigned long) sioc);
1575
1576 if (!err) {
1577 if (copy_in_user(&sioc32->length, &sioc->length,
1578 sizeof(int)))
1579 err = -EFAULT;
1580 }
1581 return err;
1582}
1583
1584static int do_atm_ioctl(unsigned int fd, unsigned int cmd32, unsigned long arg)
1585{
1586 int i;
1587 unsigned int cmd = 0;
1588
1589 switch (cmd32) {
1590 case SONET_GETSTAT:
1591 case SONET_GETSTATZ:
1592 case SONET_GETDIAG:
1593 case SONET_SETDIAG:
1594 case SONET_CLRDIAG:
1595 case SONET_SETFRAMING:
1596 case SONET_GETFRAMING:
1597 case SONET_GETFRSENSE:
1598 return do_atmif_sioc(fd, cmd32, arg);
1599 }
1600
1601 for (i = 0; i < NR_ATM_IOCTL; i++) {
1602 if (cmd32 == atm_ioctl_map[i].cmd32) {
1603 cmd = atm_ioctl_map[i].cmd;
1604 break;
1605 }
1606 }
1607 if (i == NR_ATM_IOCTL)
1608 return -EINVAL;
1609
1610 switch (cmd) {
1611 case ATM_GETNAMES:
1612 return do_atm_iobuf(fd, cmd, arg);
1613
1614 case ATM_GETLINKRATE:
1615 case ATM_GETTYPE:
1616 case ATM_GETESI:
1617 case ATM_GETADDR:
1618 case ATM_RSTADDR:
1619 case ATM_ADDADDR:
1620 case ATM_DELADDR:
1621 case ATM_GETCIRANGE:
1622 case ATM_SETCIRANGE:
1623 case ATM_SETESI:
1624 case ATM_SETESIF:
1625 case ATM_GETSTAT:
1626 case ATM_GETSTATZ:
1627 case ATM_GETLOOP:
1628 case ATM_SETLOOP:
1629 case ATM_QUERYLOOP:
1630 return do_atmif_sioc(fd, cmd, arg);
1631 }
1632
1633 return -EINVAL;
1634}
1635
1636static __attribute_used__ int
1637ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
1638{
1639 return -EINVAL;
1640}
1641
1642static int broken_blkgetsize(unsigned int fd, unsigned int cmd, unsigned long arg)
1643{
1644 /* The mkswap binary hard codes it to Intel value :-((( */
1645 return w_long(fd, BLKGETSIZE, arg);
1646}
1647
1648struct blkpg_ioctl_arg32 {
1649 compat_int_t op;
1650 compat_int_t flags;
1651 compat_int_t datalen;
1652 compat_caddr_t data;
1653};
1654
1655static int blkpg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1656{
1657 struct blkpg_ioctl_arg32 __user *ua32 = compat_ptr(arg);
1658 struct blkpg_ioctl_arg __user *a = compat_alloc_user_space(sizeof(*a));
1659 compat_caddr_t udata;
1660 compat_int_t n;
1661 int err;
1662
1663 err = get_user(n, &ua32->op);
1664 err |= put_user(n, &a->op);
1665 err |= get_user(n, &ua32->flags);
1666 err |= put_user(n, &a->flags);
1667 err |= get_user(n, &ua32->datalen);
1668 err |= put_user(n, &a->datalen);
1669 err |= get_user(udata, &ua32->data);
1670 err |= put_user(compat_ptr(udata), &a->data);
1671 if (err)
1672 return err;
1673
1674 return sys_ioctl(fd, cmd, (unsigned long)a);
1675}
1676
1677static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
1678{
1679 return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
1680}
1681
1682/* Fix sizeof(sizeof()) breakage */
1683#define BLKBSZGET_32 _IOR(0x12,112,int)
1684#define BLKBSZSET_32 _IOW(0x12,113,int)
1685#define BLKGETSIZE64_32 _IOR(0x12,114,int)
1686
1687static int do_blkbszget(unsigned int fd, unsigned int cmd, unsigned long arg)
1688{
1689 return sys_ioctl(fd, BLKBSZGET, (unsigned long)compat_ptr(arg));
1690}
1691
1692static int do_blkbszset(unsigned int fd, unsigned int cmd, unsigned long arg)
1693{
1694 return sys_ioctl(fd, BLKBSZSET, (unsigned long)compat_ptr(arg));
1695}
1696
1697static int do_blkgetsize64(unsigned int fd, unsigned int cmd,
1698 unsigned long arg)
1699{
1700 return sys_ioctl(fd, BLKGETSIZE64, (unsigned long)compat_ptr(arg));
1701}
1702
1703/* Bluetooth ioctls */
1704#define HCIUARTSETPROTO _IOW('U', 200, int)
1705#define HCIUARTGETPROTO _IOR('U', 201, int)
1706
1707#define BNEPCONNADD _IOW('B', 200, int)
1708#define BNEPCONNDEL _IOW('B', 201, int)
1709#define BNEPGETCONNLIST _IOR('B', 210, int)
1710#define BNEPGETCONNINFO _IOR('B', 211, int)
1711
1712#define CMTPCONNADD _IOW('C', 200, int)
1713#define CMTPCONNDEL _IOW('C', 201, int)
1714#define CMTPGETCONNLIST _IOR('C', 210, int)
1715#define CMTPGETCONNINFO _IOR('C', 211, int)
1716
1717#define HIDPCONNADD _IOW('H', 200, int)
1718#define HIDPCONNDEL _IOW('H', 201, int)
1719#define HIDPGETCONNLIST _IOR('H', 210, int)
1720#define HIDPGETCONNINFO _IOR('H', 211, int)
1721
1722struct floppy_struct32 {
1723 compat_uint_t size;
1724 compat_uint_t sect;
1725 compat_uint_t head;
1726 compat_uint_t track;
1727 compat_uint_t stretch;
1728 unsigned char gap;
1729 unsigned char rate;
1730 unsigned char spec1;
1731 unsigned char fmt_gap;
1732 const compat_caddr_t name;
1733};
1734
1735struct floppy_drive_params32 {
1736 char cmos;
1737 compat_ulong_t max_dtr;
1738 compat_ulong_t hlt;
1739 compat_ulong_t hut;
1740 compat_ulong_t srt;
1741 compat_ulong_t spinup;
1742 compat_ulong_t spindown;
1743 unsigned char spindown_offset;
1744 unsigned char select_delay;
1745 unsigned char rps;
1746 unsigned char tracks;
1747 compat_ulong_t timeout;
1748 unsigned char interleave_sect;
1749 struct floppy_max_errors max_errors;
1750 char flags;
1751 char read_track;
1752 short autodetect[8];
1753 compat_int_t checkfreq;
1754 compat_int_t native_format;
1755};
1756
1757struct floppy_drive_struct32 {
1758 signed char flags;
1759 compat_ulong_t spinup_date;
1760 compat_ulong_t select_date;
1761 compat_ulong_t first_read_date;
1762 short probed_format;
1763 short track;
1764 short maxblock;
1765 short maxtrack;
1766 compat_int_t generation;
1767 compat_int_t keep_data;
1768 compat_int_t fd_ref;
1769 compat_int_t fd_device;
1770 compat_int_t last_checked;
1771 compat_caddr_t dmabuf;
1772 compat_int_t bufblocks;
1773};
1774
1775struct floppy_fdc_state32 {
1776 compat_int_t spec1;
1777 compat_int_t spec2;
1778 compat_int_t dtr;
1779 unsigned char version;
1780 unsigned char dor;
1781 compat_ulong_t address;
1782 unsigned int rawcmd:2;
1783 unsigned int reset:1;
1784 unsigned int need_configure:1;
1785 unsigned int perp_mode:2;
1786 unsigned int has_fifo:1;
1787 unsigned int driver_version;
1788 unsigned char track[4];
1789};
1790
1791struct floppy_write_errors32 {
1792 unsigned int write_errors;
1793 compat_ulong_t first_error_sector;
1794 compat_int_t first_error_generation;
1795 compat_ulong_t last_error_sector;
1796 compat_int_t last_error_generation;
1797 compat_uint_t badness;
1798};
1799
1800#define FDSETPRM32 _IOW(2, 0x42, struct floppy_struct32)
1801#define FDDEFPRM32 _IOW(2, 0x43, struct floppy_struct32)
1802#define FDGETPRM32 _IOR(2, 0x04, struct floppy_struct32)
1803#define FDSETDRVPRM32 _IOW(2, 0x90, struct floppy_drive_params32)
1804#define FDGETDRVPRM32 _IOR(2, 0x11, struct floppy_drive_params32)
1805#define FDGETDRVSTAT32 _IOR(2, 0x12, struct floppy_drive_struct32)
1806#define FDPOLLDRVSTAT32 _IOR(2, 0x13, struct floppy_drive_struct32)
1807#define FDGETFDCSTAT32 _IOR(2, 0x15, struct floppy_fdc_state32)
1808#define FDWERRORGET32 _IOR(2, 0x17, struct floppy_write_errors32)
1809
1810static struct {
1811 unsigned int cmd32;
1812 unsigned int cmd;
1813} fd_ioctl_trans_table[] = {
1814 { FDSETPRM32, FDSETPRM },
1815 { FDDEFPRM32, FDDEFPRM },
1816 { FDGETPRM32, FDGETPRM },
1817 { FDSETDRVPRM32, FDSETDRVPRM },
1818 { FDGETDRVPRM32, FDGETDRVPRM },
1819 { FDGETDRVSTAT32, FDGETDRVSTAT },
1820 { FDPOLLDRVSTAT32, FDPOLLDRVSTAT },
1821 { FDGETFDCSTAT32, FDGETFDCSTAT },
1822 { FDWERRORGET32, FDWERRORGET }
1823};
1824
1825#define NR_FD_IOCTL_TRANS (sizeof(fd_ioctl_trans_table)/sizeof(fd_ioctl_trans_table[0]))
1826
1827static int fd_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1828{
1829 mm_segment_t old_fs = get_fs();
1830 void *karg = NULL;
1831 unsigned int kcmd = 0;
1832 int i, err;
1833
1834 for (i = 0; i < NR_FD_IOCTL_TRANS; i++)
1835 if (cmd == fd_ioctl_trans_table[i].cmd32) {
1836 kcmd = fd_ioctl_trans_table[i].cmd;
1837 break;
1838 }
1839 if (!kcmd)
1840 return -EINVAL;
1841
1842 switch (cmd) {
1843 case FDSETPRM32:
1844 case FDDEFPRM32:
1845 case FDGETPRM32:
1846 {
1847 compat_uptr_t name;
1848 struct floppy_struct32 __user *uf;
1849 struct floppy_struct *f;
1850
1851 uf = compat_ptr(arg);
1852 f = karg = kmalloc(sizeof(struct floppy_struct), GFP_KERNEL);
1853 if (!karg)
1854 return -ENOMEM;
1855 if (cmd == FDGETPRM32)
1856 break;
1857 err = __get_user(f->size, &uf->size);
1858 err |= __get_user(f->sect, &uf->sect);
1859 err |= __get_user(f->head, &uf->head);
1860 err |= __get_user(f->track, &uf->track);
1861 err |= __get_user(f->stretch, &uf->stretch);
1862 err |= __get_user(f->gap, &uf->gap);
1863 err |= __get_user(f->rate, &uf->rate);
1864 err |= __get_user(f->spec1, &uf->spec1);
1865 err |= __get_user(f->fmt_gap, &uf->fmt_gap);
1866 err |= __get_user(name, &uf->name);
1867 f->name = compat_ptr(name);
1868 if (err) {
1869 err = -EFAULT;
1870 goto out;
1871 }
1872 break;
1873 }
1874 case FDSETDRVPRM32:
1875 case FDGETDRVPRM32:
1876 {
1877 struct floppy_drive_params32 __user *uf;
1878 struct floppy_drive_params *f;
1879
1880 uf = compat_ptr(arg);
1881 f = karg = kmalloc(sizeof(struct floppy_drive_params), GFP_KERNEL);
1882 if (!karg)
1883 return -ENOMEM;
1884 if (cmd == FDGETDRVPRM32)
1885 break;
1886 err = __get_user(f->cmos, &uf->cmos);
1887 err |= __get_user(f->max_dtr, &uf->max_dtr);
1888 err |= __get_user(f->hlt, &uf->hlt);
1889 err |= __get_user(f->hut, &uf->hut);
1890 err |= __get_user(f->srt, &uf->srt);
1891 err |= __get_user(f->spinup, &uf->spinup);
1892 err |= __get_user(f->spindown, &uf->spindown);
1893 err |= __get_user(f->spindown_offset, &uf->spindown_offset);
1894 err |= __get_user(f->select_delay, &uf->select_delay);
1895 err |= __get_user(f->rps, &uf->rps);
1896 err |= __get_user(f->tracks, &uf->tracks);
1897 err |= __get_user(f->timeout, &uf->timeout);
1898 err |= __get_user(f->interleave_sect, &uf->interleave_sect);
1899 err |= __copy_from_user(&f->max_errors, &uf->max_errors, sizeof(f->max_errors));
1900 err |= __get_user(f->flags, &uf->flags);
1901 err |= __get_user(f->read_track, &uf->read_track);
1902 err |= __copy_from_user(f->autodetect, uf->autodetect, sizeof(f->autodetect));
1903 err |= __get_user(f->checkfreq, &uf->checkfreq);
1904 err |= __get_user(f->native_format, &uf->native_format);
1905 if (err) {
1906 err = -EFAULT;
1907 goto out;
1908 }
1909 break;
1910 }
1911 case FDGETDRVSTAT32:
1912 case FDPOLLDRVSTAT32:
1913 karg = kmalloc(sizeof(struct floppy_drive_struct), GFP_KERNEL);
1914 if (!karg)
1915 return -ENOMEM;
1916 break;
1917 case FDGETFDCSTAT32:
1918 karg = kmalloc(sizeof(struct floppy_fdc_state), GFP_KERNEL);
1919 if (!karg)
1920 return -ENOMEM;
1921 break;
1922 case FDWERRORGET32:
1923 karg = kmalloc(sizeof(struct floppy_write_errors), GFP_KERNEL);
1924 if (!karg)
1925 return -ENOMEM;
1926 break;
1927 default:
1928 return -EINVAL;
1929 }
1930 set_fs (KERNEL_DS);
1931 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1932 set_fs (old_fs);
1933 if (err)
1934 goto out;
1935 switch (cmd) {
1936 case FDGETPRM32:
1937 {
1938 struct floppy_struct *f = karg;
1939 struct floppy_struct32 __user *uf = compat_ptr(arg);
1940
1941 err = __put_user(f->size, &uf->size);
1942 err |= __put_user(f->sect, &uf->sect);
1943 err |= __put_user(f->head, &uf->head);
1944 err |= __put_user(f->track, &uf->track);
1945 err |= __put_user(f->stretch, &uf->stretch);
1946 err |= __put_user(f->gap, &uf->gap);
1947 err |= __put_user(f->rate, &uf->rate);
1948 err |= __put_user(f->spec1, &uf->spec1);
1949 err |= __put_user(f->fmt_gap, &uf->fmt_gap);
1950 err |= __put_user((u64)f->name, (compat_caddr_t __user *)&uf->name);
1951 break;
1952 }
1953 case FDGETDRVPRM32:
1954 {
1955 struct floppy_drive_params32 __user *uf;
1956 struct floppy_drive_params *f = karg;
1957
1958 uf = compat_ptr(arg);
1959 err = __put_user(f->cmos, &uf->cmos);
1960 err |= __put_user(f->max_dtr, &uf->max_dtr);
1961 err |= __put_user(f->hlt, &uf->hlt);
1962 err |= __put_user(f->hut, &uf->hut);
1963 err |= __put_user(f->srt, &uf->srt);
1964 err |= __put_user(f->spinup, &uf->spinup);
1965 err |= __put_user(f->spindown, &uf->spindown);
1966 err |= __put_user(f->spindown_offset, &uf->spindown_offset);
1967 err |= __put_user(f->select_delay, &uf->select_delay);
1968 err |= __put_user(f->rps, &uf->rps);
1969 err |= __put_user(f->tracks, &uf->tracks);
1970 err |= __put_user(f->timeout, &uf->timeout);
1971 err |= __put_user(f->interleave_sect, &uf->interleave_sect);
1972 err |= __copy_to_user(&uf->max_errors, &f->max_errors, sizeof(f->max_errors));
1973 err |= __put_user(f->flags, &uf->flags);
1974 err |= __put_user(f->read_track, &uf->read_track);
1975 err |= __copy_to_user(uf->autodetect, f->autodetect, sizeof(f->autodetect));
1976 err |= __put_user(f->checkfreq, &uf->checkfreq);
1977 err |= __put_user(f->native_format, &uf->native_format);
1978 break;
1979 }
1980 case FDGETDRVSTAT32:
1981 case FDPOLLDRVSTAT32:
1982 {
1983 struct floppy_drive_struct32 __user *uf;
1984 struct floppy_drive_struct *f = karg;
1985
1986 uf = compat_ptr(arg);
1987 err = __put_user(f->flags, &uf->flags);
1988 err |= __put_user(f->spinup_date, &uf->spinup_date);
1989 err |= __put_user(f->select_date, &uf->select_date);
1990 err |= __put_user(f->first_read_date, &uf->first_read_date);
1991 err |= __put_user(f->probed_format, &uf->probed_format);
1992 err |= __put_user(f->track, &uf->track);
1993 err |= __put_user(f->maxblock, &uf->maxblock);
1994 err |= __put_user(f->maxtrack, &uf->maxtrack);
1995 err |= __put_user(f->generation, &uf->generation);
1996 err |= __put_user(f->keep_data, &uf->keep_data);
1997 err |= __put_user(f->fd_ref, &uf->fd_ref);
1998 err |= __put_user(f->fd_device, &uf->fd_device);
1999 err |= __put_user(f->last_checked, &uf->last_checked);
2000 err |= __put_user((u64)f->dmabuf, &uf->dmabuf);
2001 err |= __put_user((u64)f->bufblocks, &uf->bufblocks);
2002 break;
2003 }
2004 case FDGETFDCSTAT32:
2005 {
2006 struct floppy_fdc_state32 __user *uf;
2007 struct floppy_fdc_state *f = karg;
2008
2009 uf = compat_ptr(arg);
2010 err = __put_user(f->spec1, &uf->spec1);
2011 err |= __put_user(f->spec2, &uf->spec2);
2012 err |= __put_user(f->dtr, &uf->dtr);
2013 err |= __put_user(f->version, &uf->version);
2014 err |= __put_user(f->dor, &uf->dor);
2015 err |= __put_user(f->address, &uf->address);
2016 err |= __copy_to_user((char __user *)&uf->address + sizeof(uf->address),
2017 (char *)&f->address + sizeof(f->address), sizeof(int));
2018 err |= __put_user(f->driver_version, &uf->driver_version);
2019 err |= __copy_to_user(uf->track, f->track, sizeof(f->track));
2020 break;
2021 }
2022 case FDWERRORGET32:
2023 {
2024 struct floppy_write_errors32 __user *uf;
2025 struct floppy_write_errors *f = karg;
2026
2027 uf = compat_ptr(arg);
2028 err = __put_user(f->write_errors, &uf->write_errors);
2029 err |= __put_user(f->first_error_sector, &uf->first_error_sector);
2030 err |= __put_user(f->first_error_generation, &uf->first_error_generation);
2031 err |= __put_user(f->last_error_sector, &uf->last_error_sector);
2032 err |= __put_user(f->last_error_generation, &uf->last_error_generation);
2033 err |= __put_user(f->badness, &uf->badness);
2034 break;
2035 }
2036 default:
2037 break;
2038 }
2039 if (err)
2040 err = -EFAULT;
2041
f99d49ad
JJ		 2042out:
2043 kfree(karg);
1da177e4
LT		 2044 return err;
2045}
2046
2047struct mtd_oob_buf32 {
2048 u_int32_t start;
2049 u_int32_t length;
2050 compat_caddr_t ptr; /* unsigned char* */
2051};
2052
2053#define MEMWRITEOOB32 _IOWR('M',3,struct mtd_oob_buf32)
2054#define MEMREADOOB32 _IOWR('M',4,struct mtd_oob_buf32)
2055
2056static int mtd_rw_oob(unsigned int fd, unsigned int cmd, unsigned long arg)
2057{
2058 struct mtd_oob_buf __user *buf = compat_alloc_user_space(sizeof(*buf));
2059 struct mtd_oob_buf32 __user *buf32 = compat_ptr(arg);
2060 u32 data;
2061 char __user *datap;
2062 unsigned int real_cmd;
2063 int err;
2064
2065 real_cmd = (cmd == MEMREADOOB32) ?
2066 MEMREADOOB : MEMWRITEOOB;
2067
2068 if (copy_in_user(&buf->start, &buf32->start,
2069 2 * sizeof(u32)) ||
2070 get_user(data, &buf32->ptr))
2071 return -EFAULT;
2072 datap = compat_ptr(data);
2073 if (put_user(datap, &buf->ptr))
2074 return -EFAULT;
2075
2076 err = sys_ioctl(fd, real_cmd, (unsigned long) buf);
2077
2078 if (!err) {
2079 if (copy_in_user(&buf32->start, &buf->start,
2080 2 * sizeof(u32)))
2081 err = -EFAULT;
2082 }
2083
2084 return err;
2085}
2086
2087#define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
2088#define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
2089
2090static long
2091put_dirent32 (struct dirent *d, struct compat_dirent __user *d32)
2092{
2093 if (!access_ok(VERIFY_WRITE, d32, sizeof(struct compat_dirent)))
2094 return -EFAULT;
2095
2096 __put_user(d->d_ino, &d32->d_ino);
2097 __put_user(d->d_off, &d32->d_off);
2098 __put_user(d->d_reclen, &d32->d_reclen);
2099 if (__copy_to_user(d32->d_name, d->d_name, d->d_reclen))
2100 return -EFAULT;
2101
2102 return 0;
2103}
2104
2105static int vfat_ioctl32(unsigned fd, unsigned cmd, unsigned long arg)
2106{
2107 struct compat_dirent __user *p = compat_ptr(arg);
2108 int ret;
2109 mm_segment_t oldfs = get_fs();
2110 struct dirent d[2];
2111
2112 switch(cmd)
2113 {
2114 case VFAT_IOCTL_READDIR_BOTH32:
2115 cmd = VFAT_IOCTL_READDIR_BOTH;
2116 break;
2117 case VFAT_IOCTL_READDIR_SHORT32:
2118 cmd = VFAT_IOCTL_READDIR_SHORT;
2119 break;
2120 }
2121
2122 set_fs(KERNEL_DS);
2123 ret = sys_ioctl(fd,cmd,(unsigned long)&d);
2124 set_fs(oldfs);
2125 if (ret >= 0) {
2126 ret |= put_dirent32(&d[0], p);
2127 ret |= put_dirent32(&d[1], p + 1);
2128 }
2129 return ret;
2130}
2131
2132#define REISERFS_IOC_UNPACK32 _IOW(0xCD,1,int)
2133
2134static int reiserfs_ioctl32(unsigned fd, unsigned cmd, unsigned long ptr)
2135{
2136 if (cmd == REISERFS_IOC_UNPACK32)
2137 cmd = REISERFS_IOC_UNPACK;
2138
2139 return sys_ioctl(fd,cmd,ptr);
2140}
2141
2142struct raw32_config_request
2143{
2144 compat_int_t raw_minor;
2145 __u64 block_major;
2146 __u64 block_minor;
2147} __attribute__((packed));
2148
2149static int get_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
2150{
2151 int ret;
2152
2153 if (!access_ok(VERIFY_READ, user_req, sizeof(struct raw32_config_request)))
2154 return -EFAULT;
2155
2156 ret = __get_user(req->raw_minor, &user_req->raw_minor);
2157 ret |= __get_user(req->block_major, &user_req->block_major);
2158 ret |= __get_user(req->block_minor, &user_req->block_minor);
2159
2160 return ret ? -EFAULT : 0;
2161}
2162
2163static int set_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
2164{
2165 int ret;
2166
2167 if (!access_ok(VERIFY_WRITE, user_req, sizeof(struct raw32_config_request)))
2168 return -EFAULT;
2169
2170 ret = __put_user(req->raw_minor, &user_req->raw_minor);
2171 ret |= __put_user(req->block_major, &user_req->block_major);
2172 ret |= __put_user(req->block_minor, &user_req->block_minor);
2173
2174 return ret ? -EFAULT : 0;
2175}
2176
2177static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2178{
2179 int ret;
2180
2181 switch (cmd) {
2182 case RAW_SETBIND:
2183 case RAW_GETBIND: {
2184 struct raw_config_request req;
2185 struct raw32_config_request __user *user_req = compat_ptr(arg);
2186 mm_segment_t oldfs = get_fs();
2187
2188 if ((ret = get_raw32_request(&req, user_req)))
2189 return ret;
2190
2191 set_fs(KERNEL_DS);
2192 ret = sys_ioctl(fd,cmd,(unsigned long)&req);
2193 set_fs(oldfs);
2194
2195 if ((!ret) && (cmd == RAW_GETBIND)) {
2196 ret = set_raw32_request(&req, user_req);
2197 }
2198 break;
2199 }
2200 default:
2201 ret = sys_ioctl(fd, cmd, arg);
2202 break;
2203 }
2204 return ret;
2205}
2206
2207struct serial_struct32 {
2208 compat_int_t type;
2209 compat_int_t line;
2210 compat_uint_t port;
2211 compat_int_t irq;
2212 compat_int_t flags;
2213 compat_int_t xmit_fifo_size;
2214 compat_int_t custom_divisor;
2215 compat_int_t baud_base;
2216 unsigned short close_delay;
2217 char io_type;
2218 char reserved_char[1];
2219 compat_int_t hub6;
2220 unsigned short closing_wait; /* time to wait before closing */
2221 unsigned short closing_wait2; /* no longer used... */
2222 compat_uint_t iomem_base;
2223 unsigned short iomem_reg_shift;
2224 unsigned int port_high;
2225 /* compat_ulong_t iomap_base FIXME */
2226 compat_int_t reserved[1];
2227};
2228
2229static int serial_struct_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2230{
2231 typedef struct serial_struct SS;
2232 typedef struct serial_struct32 SS32;
2233 struct serial_struct32 __user *ss32 = compat_ptr(arg);
2234 int err;
2235 struct serial_struct ss;
2236 mm_segment_t oldseg = get_fs();
2237 __u32 udata;
2238
2239 if (cmd == TIOCSSERIAL) {
2240 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
2241 return -EFAULT;
2242 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
2243 return -EFAULT;
2244 __get_user(udata, &ss32->iomem_base);
2245 ss.iomem_base = compat_ptr(udata);
2246 __get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift);
2247 __get_user(ss.port_high, &ss32->port_high);
2248 ss.iomap_base = 0UL;
2249 }
2250 set_fs(KERNEL_DS);
2251 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
2252 set_fs(oldseg);
2253 if (cmd == TIOCGSERIAL && err >= 0) {
2254 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
2255 return -EFAULT;
2256 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
2257 return -EFAULT;
2258 __put_user((unsigned long)ss.iomem_base >> 32 ?
2259 0xffffffff : (unsigned)(unsigned long)ss.iomem_base,
2260 &ss32->iomem_base);
2261 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift);
2262 __put_user(ss.port_high, &ss32->port_high);
2263
2264 }
2265 return err;
2266}
2267
2268struct usbdevfs_ctrltransfer32 {
2269 u8 bRequestType;
2270 u8 bRequest;
2271 u16 wValue;
2272 u16 wIndex;
2273 u16 wLength;
2274 u32 timeout; /* in milliseconds */
2275 compat_caddr_t data;
2276};
2277
2278#define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32)
2279
2280static int do_usbdevfs_control(unsigned int fd, unsigned int cmd, unsigned long arg)
2281{
2282 struct usbdevfs_ctrltransfer32 __user *p32 = compat_ptr(arg);
2283 struct usbdevfs_ctrltransfer __user *p;
2284 __u32 udata;
2285 p = compat_alloc_user_space(sizeof(*p));
2286 if (copy_in_user(p, p32, (sizeof(*p32) - sizeof(compat_caddr_t))) ||
2287 get_user(udata, &p32->data) ||
2288 put_user(compat_ptr(udata), &p->data))
2289 return -EFAULT;
2290 return sys_ioctl(fd, USBDEVFS_CONTROL, (unsigned long)p);
2291}
2292
2293
2294struct usbdevfs_bulktransfer32 {
2295 compat_uint_t ep;
2296 compat_uint_t len;
2297 compat_uint_t timeout; /* in milliseconds */
2298 compat_caddr_t data;
2299};
2300
2301#define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32)
2302
2303static int do_usbdevfs_bulk(unsigned int fd, unsigned int cmd, unsigned long arg)
2304{
2305 struct usbdevfs_bulktransfer32 __user *p32 = compat_ptr(arg);
2306 struct usbdevfs_bulktransfer __user *p;
2307 compat_uint_t n;
2308 compat_caddr_t addr;
2309
2310 p = compat_alloc_user_space(sizeof(*p));
2311
2312 if (get_user(n, &p32->ep) || put_user(n, &p->ep) ||
2313 get_user(n, &p32->len) || put_user(n, &p->len) ||
2314 get_user(n, &p32->timeout) || put_user(n, &p->timeout) ||
2315 get_user(addr, &p32->data) || put_user(compat_ptr(addr), &p->data))
2316 return -EFAULT;
2317
2318 return sys_ioctl(fd, USBDEVFS_BULK, (unsigned long)p);
2319}
2320
2321
2322/*
2323 * USBDEVFS_SUBMITURB, USBDEVFS_REAPURB and USBDEVFS_REAPURBNDELAY
2324 * are handled in usbdevfs core. -Christopher Li
2325 */
2326
2327struct usbdevfs_disconnectsignal32 {
2328 compat_int_t signr;
2329 compat_caddr_t context;
2330};
2331
2332#define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32)
2333
2334static int do_usbdevfs_discsignal(unsigned int fd, unsigned int cmd, unsigned long arg)
2335{
2336 struct usbdevfs_disconnectsignal kdis;
2337 struct usbdevfs_disconnectsignal32 __user *udis;
2338 mm_segment_t old_fs;
2339 u32 uctx;
2340 int err;
2341
2342 udis = compat_ptr(arg);
2343
2344 if (get_user(kdis.signr, &udis->signr) ||
2345 __get_user(uctx, &udis->context))
2346 return -EFAULT;
2347
2348 kdis.context = compat_ptr(uctx);
2349
2350 old_fs = get_fs();
2351 set_fs(KERNEL_DS);
2352 err = sys_ioctl(fd, USBDEVFS_DISCSIGNAL, (unsigned long) &kdis);
2353 set_fs(old_fs);
2354
2355 return err;
2356}
2357
2358/*
2359 * I2C layer ioctls
2360 */
2361
2362struct i2c_msg32 {
2363 u16 addr;
2364 u16 flags;
2365 u16 len;
2366 compat_caddr_t buf;
2367};
2368
2369struct i2c_rdwr_ioctl_data32 {
2370 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
2371 u32 nmsgs;
2372};
2373
2374struct i2c_smbus_ioctl_data32 {
2375 u8 read_write;
2376 u8 command;
2377 u32 size;
2378 compat_caddr_t data; /* union i2c_smbus_data *data */
2379};
2380
2381struct i2c_rdwr_aligned {
2382 struct i2c_rdwr_ioctl_data cmd;
2383 struct i2c_msg msgs[0];
2384};
2385
2386static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2387{
2388 struct i2c_rdwr_ioctl_data32 __user *udata = compat_ptr(arg);
2389 struct i2c_rdwr_aligned __user *tdata;
2390 struct i2c_msg __user *tmsgs;
2391 struct i2c_msg32 __user *umsgs;
2392 compat_caddr_t datap;
2393 int nmsgs, i;
2394
2395 if (get_user(nmsgs, &udata->nmsgs))
2396 return -EFAULT;
2397 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
2398 return -EINVAL;
2399
2400 if (get_user(datap, &udata->msgs))
2401 return -EFAULT;
2402 umsgs = compat_ptr(datap);
2403
2404 tdata = compat_alloc_user_space(sizeof(*tdata) +
2405 nmsgs * sizeof(struct i2c_msg));
2406 tmsgs = &tdata->msgs[0];
2407
2408 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
2409 put_user(tmsgs, &tdata->cmd.msgs))
2410 return -EFAULT;
2411
2412 for (i = 0; i < nmsgs; i++) {
2413 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
2414 return -EFAULT;
2415 if (get_user(datap, &umsgs[i].buf) ||
2416 put_user(compat_ptr(datap), &tmsgs[i].buf))
2417 return -EFAULT;
2418 }
2419 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2420}
2421
2422static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2423{
2424 struct i2c_smbus_ioctl_data __user *tdata;
2425 struct i2c_smbus_ioctl_data32 __user *udata;
2426 compat_caddr_t datap;
2427
2428 tdata = compat_alloc_user_space(sizeof(*tdata));
2429 if (tdata == NULL)
2430 return -ENOMEM;
2431 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
2432 return -EFAULT;
2433
2434 udata = compat_ptr(arg);
2435 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
2436 return -EFAULT;
2437
2438 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
2439 return -EFAULT;
2440 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
2441 return -EFAULT;
2442 if (__get_user(datap, &udata->data) ||
2443 __put_user(compat_ptr(datap), &tdata->data))
2444 return -EFAULT;
2445
2446 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2447}
2448
2449struct compat_iw_point {
2450 compat_caddr_t pointer;
2451 __u16 length;
2452 __u16 flags;
2453};
2454
2455static int do_wireless_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2456{
2457 struct iwreq __user *iwr;
2458 struct iwreq __user *iwr_u;
2459 struct iw_point __user *iwp;
2460 struct compat_iw_point __user *iwp_u;
2461 compat_caddr_t pointer;
2462 __u16 length, flags;
2463
2464 iwr_u = compat_ptr(arg);
2465 iwp_u = (struct compat_iw_point __user *) &iwr_u->u.data;
2466 iwr = compat_alloc_user_space(sizeof(*iwr));
2467 if (iwr == NULL)
2468 return -ENOMEM;
2469
2470 iwp = &iwr->u.data;
2471
2472 if (!access_ok(VERIFY_WRITE, iwr, sizeof(*iwr)))
2473 return -EFAULT;
2474
2475 if (__copy_in_user(&iwr->ifr_ifrn.ifrn_name[0],
2476 &iwr_u->ifr_ifrn.ifrn_name[0],
2477 sizeof(iwr->ifr_ifrn.ifrn_name)))
2478 return -EFAULT;
2479
2480 if (__get_user(pointer, &iwp_u->pointer) ||
2481 __get_user(length, &iwp_u->length) ||
2482 __get_user(flags, &iwp_u->flags))
2483 return -EFAULT;
2484
2485 if (__put_user(compat_ptr(pointer), &iwp->pointer) ||
2486 __put_user(length, &iwp->length) ||
2487 __put_user(flags, &iwp->flags))
2488 return -EFAULT;
2489
2490 return sys_ioctl(fd, cmd, (unsigned long) iwr);
2491}
2492
2493/* Since old style bridge ioctl's endup using SIOCDEVPRIVATE
2494 * for some operations; this forces use of the newer bridge-utils that
2495 * use compatiable ioctls
2496 */
2497static int old_bridge_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2498{
2499 u32 tmp;
2500
2501 if (get_user(tmp, (u32 __user *) arg))
2502 return -EFAULT;
2503 if (tmp == BRCTL_GET_VERSION)
2504 return BRCTL_VERSION + 1;
2505 return -EINVAL;
2506}
2507
ec3cad96
CH		 2508#define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
2509#define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
2510#define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
2511#define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
2512
2513static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2514{
2515 mm_segment_t oldfs = get_fs();
2516 compat_ulong_t val32;
2517 unsigned long kval;
2518 int ret;
2519
2520 switch (cmd) {
2521 case RTC_IRQP_READ32:
2522 case RTC_EPOCH_READ32:
2523 set_fs(KERNEL_DS);
2524 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
2525 RTC_IRQP_READ : RTC_EPOCH_READ,
2526 (unsigned long)&kval);
2527 set_fs(oldfs);
2528 if (ret)
2529 return ret;
2530 val32 = kval;
2531 return put_user(val32, (unsigned int __user *)arg);
2532 case RTC_IRQP_SET32:
2533 case RTC_EPOCH_SET32:
2534 ret = get_user(val32, (unsigned int __user *)arg);
2535 if (ret)
2536 return ret;
2537 kval = val32;
2538
2539 set_fs(KERNEL_DS);
2540 ret = sys_ioctl(fd, (cmd == RTC_IRQP_SET32) ?
2541 RTC_IRQP_SET : RTC_EPOCH_SET,
2542 (unsigned long)&kval);
2543 set_fs(oldfs);
2544 return ret;
2545 default:
2546 /* unreached */
2547 return -ENOIOCTLCMD;
2548 }
2549}
2550
1da177e4
LT		 2551#if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
2552struct ncp_ioctl_request_32 {
2553 u32 function;
2554 u32 size;
2555 compat_caddr_t data;
2556};
2557
2558struct ncp_fs_info_v2_32 {
2559 s32 version;
2560 u32 mounted_uid;
2561 u32 connection;
2562 u32 buffer_size;
2563
2564 u32 volume_number;
2565 u32 directory_id;
2566
2567 u32 dummy1;
2568 u32 dummy2;
2569 u32 dummy3;
2570};
2571
2572struct ncp_objectname_ioctl_32
2573{
2574 s32 auth_type;
2575 u32 object_name_len;
2576 compat_caddr_t object_name; /* an userspace data, in most cases user name */
2577};
2578
2579struct ncp_privatedata_ioctl_32
2580{
2581 u32 len;
2582 compat_caddr_t data; /* ~1000 for NDS */
2583};
2584
2585#define NCP_IOC_NCPREQUEST_32 _IOR('n', 1, struct ncp_ioctl_request_32)
2586#define NCP_IOC_GETMOUNTUID2_32 _IOW('n', 2, u32)
2587#define NCP_IOC_GET_FS_INFO_V2_32 _IOWR('n', 4, struct ncp_fs_info_v2_32)
2588#define NCP_IOC_GETOBJECTNAME_32 _IOWR('n', 9, struct ncp_objectname_ioctl_32)
2589#define NCP_IOC_SETOBJECTNAME_32 _IOR('n', 9, struct ncp_objectname_ioctl_32)
2590#define NCP_IOC_GETPRIVATEDATA_32 _IOWR('n', 10, struct ncp_privatedata_ioctl_32)
2591#define NCP_IOC_SETPRIVATEDATA_32 _IOR('n', 10, struct ncp_privatedata_ioctl_32)
2592
2593static int do_ncp_ncprequest(unsigned int fd, unsigned int cmd, unsigned long arg)
2594{
2595 struct ncp_ioctl_request_32 n32;
2596 struct ncp_ioctl_request __user *p = compat_alloc_user_space(sizeof(*p));
2597
2598 if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)) ||
2599 put_user(n32.function, &p->function) ||
2600 put_user(n32.size, &p->size) ||
2601 put_user(compat_ptr(n32.data), &p->data))
2602 return -EFAULT;
2603
2604 return sys_ioctl(fd, NCP_IOC_NCPREQUEST, (unsigned long)p);
2605}
2606
2607static int do_ncp_getmountuid2(unsigned int fd, unsigned int cmd, unsigned long arg)
2608{
2609 mm_segment_t old_fs = get_fs();
2610 __kernel_uid_t kuid;
2611 int err;
2612
2613 cmd = NCP_IOC_GETMOUNTUID2;
2614
2615 set_fs(KERNEL_DS);
2616 err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
2617 set_fs(old_fs);
2618
2619 if (!err)
2620 err = put_user(kuid,
2621 (unsigned int __user *) compat_ptr(arg));
2622
2623 return err;
2624}
2625
2626static int do_ncp_getfsinfo2(unsigned int fd, unsigned int cmd, unsigned long arg)
2627{
2628 mm_segment_t old_fs = get_fs();
2629 struct ncp_fs_info_v2_32 n32;
2630 struct ncp_fs_info_v2 n;
2631 int err;
2632
2633 if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)))
2634 return -EFAULT;
2635 if (n32.version != NCP_GET_FS_INFO_VERSION_V2)
2636 return -EINVAL;
2637 n.version = NCP_GET_FS_INFO_VERSION_V2;
2638
2639 set_fs(KERNEL_DS);
2640 err = sys_ioctl(fd, NCP_IOC_GET_FS_INFO_V2, (unsigned long)&n);
2641 set_fs(old_fs);
2642
2643 if (!err) {
2644 n32.version = n.version;
2645 n32.mounted_uid = n.mounted_uid;
2646 n32.connection = n.connection;
2647 n32.buffer_size = n.buffer_size;
2648 n32.volume_number = n.volume_number;
2649 n32.directory_id = n.directory_id;
2650 n32.dummy1 = n.dummy1;
2651 n32.dummy2 = n.dummy2;
2652 n32.dummy3 = n.dummy3;
2653 err = copy_to_user(compat_ptr(arg), &n32, sizeof(n32)) ? -EFAULT : 0;
2654 }
2655 return err;
2656}
2657
2658static int do_ncp_getobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
2659{
2660 struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
2661 struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
2662 s32 auth_type;
2663 u32 name_len;
2664 int err;
2665
2666 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2667 put_user(n32.object_name_len, &p->object_name_len) ||
2668 put_user(compat_ptr(n32.object_name), &p->object_name))
2669 return -EFAULT;
2670
2671 err = sys_ioctl(fd, NCP_IOC_GETOBJECTNAME, (unsigned long)p);
2672 if (err)
2673 return err;
2674
2675 if (get_user(auth_type, &p->auth_type) ||
2676 put_user(auth_type, &p32->auth_type) ||
2677 get_user(name_len, &p->object_name_len) ||
2678 put_user(name_len, &p32->object_name_len))
2679 return -EFAULT;
2680
2681 return 0;
2682}
2683
2684static int do_ncp_setobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
2685{
2686 struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
2687 struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
2688
2689 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2690 put_user(n32.auth_type, &p->auth_type) ||
2691 put_user(n32.object_name_len, &p->object_name_len) ||
2692 put_user(compat_ptr(n32.object_name), &p->object_name))
2693 return -EFAULT;
2694
2695 return sys_ioctl(fd, NCP_IOC_SETOBJECTNAME, (unsigned long)p);
2696}
2697
2698static int do_ncp_getprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
2699{
2700 struct ncp_privatedata_ioctl_32 n32, __user *p32 = compat_ptr(arg);
2701 struct ncp_privatedata_ioctl __user *p =
2702 compat_alloc_user_space(sizeof(*p));
2703 u32 len;
2704 int err;
2705
2706 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2707 put_user(n32.len, &p->len) ||
2708 put_user(compat_ptr(n32.data), &p->data))
2709 return -EFAULT;
2710
2711 err = sys_ioctl(fd, NCP_IOC_GETPRIVATEDATA, (unsigned long)p);
2712 if (err)
2713 return err;
2714
2715 if (get_user(len, &p->len) ||
2716 put_user(len, &p32->len))
2717 return -EFAULT;
2718
2719 return 0;
2720}
2721
2722static int do_ncp_setprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
2723{
2724 struct ncp_privatedata_ioctl_32 n32;
2725 struct ncp_privatedata_ioctl_32 __user *p32 = compat_ptr(arg);
2726 struct ncp_privatedata_ioctl __user *p =
2727 compat_alloc_user_space(sizeof(*p));
2728
2729 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2730 put_user(n32.len, &p->len) ||
2731 put_user(compat_ptr(n32.data), &p->data))
2732 return -EFAULT;
2733
2734 return sys_ioctl(fd, NCP_IOC_SETPRIVATEDATA, (unsigned long)p);
2735}
2736#endif
2737
e6a6d2ef
CH		 2738#define HANDLE_IOCTL(cmd,handler) \
2739 { (cmd), (ioctl_trans_handler_t)(handler) },
2740
2741/* pointer to compatible structure or no argument */
2742#define COMPATIBLE_IOCTL(cmd) \
2743 { (cmd), do_ioctl32_pointer },
2744
2745/* argument is an unsigned long integer, not a pointer */
2746#define ULONG_IOCTL(cmd) \
2747 { (cmd), (ioctl_trans_handler_t)sys_ioctl },
1da177e4 2748
e6a6d2ef
CH		 2749
2750struct ioctl_trans ioctl_start[] = {
2751#include <linux/compat_ioctl.h>
1da177e4
LT		 2752HANDLE_IOCTL(MEMREADOOB32, mtd_rw_oob)
2753HANDLE_IOCTL(MEMWRITEOOB32, mtd_rw_oob)
2754#ifdef CONFIG_NET
2755HANDLE_IOCTL(SIOCGIFNAME, dev_ifname32)
2756HANDLE_IOCTL(SIOCGIFCONF, dev_ifconf)
2757HANDLE_IOCTL(SIOCGIFFLAGS, dev_ifsioc)
2758HANDLE_IOCTL(SIOCSIFFLAGS, dev_ifsioc)
2759HANDLE_IOCTL(SIOCGIFMETRIC, dev_ifsioc)
2760HANDLE_IOCTL(SIOCSIFMETRIC, dev_ifsioc)
2761HANDLE_IOCTL(SIOCGIFMTU, dev_ifsioc)
2762HANDLE_IOCTL(SIOCSIFMTU, dev_ifsioc)
2763HANDLE_IOCTL(SIOCGIFMEM, dev_ifsioc)
2764HANDLE_IOCTL(SIOCSIFMEM, dev_ifsioc)
2765HANDLE_IOCTL(SIOCGIFHWADDR, dev_ifsioc)
2766HANDLE_IOCTL(SIOCSIFHWADDR, dev_ifsioc)
2767HANDLE_IOCTL(SIOCADDMULTI, dev_ifsioc)
2768HANDLE_IOCTL(SIOCDELMULTI, dev_ifsioc)
2769HANDLE_IOCTL(SIOCGIFINDEX, dev_ifsioc)
2770HANDLE_IOCTL(SIOCGIFMAP, dev_ifsioc)
2771HANDLE_IOCTL(SIOCSIFMAP, dev_ifsioc)
2772HANDLE_IOCTL(SIOCGIFADDR, dev_ifsioc)
2773HANDLE_IOCTL(SIOCSIFADDR, dev_ifsioc)
2774
2775/* ioctls used by appletalk ddp.c */
2776HANDLE_IOCTL(SIOCATALKDIFADDR, dev_ifsioc)
2777HANDLE_IOCTL(SIOCDIFADDR, dev_ifsioc)
2778HANDLE_IOCTL(SIOCSARP, dev_ifsioc)
2779HANDLE_IOCTL(SIOCDARP, dev_ifsioc)
2780
2781HANDLE_IOCTL(SIOCGIFBRDADDR, dev_ifsioc)
2782HANDLE_IOCTL(SIOCSIFBRDADDR, dev_ifsioc)
2783HANDLE_IOCTL(SIOCGIFDSTADDR, dev_ifsioc)
2784HANDLE_IOCTL(SIOCSIFDSTADDR, dev_ifsioc)
2785HANDLE_IOCTL(SIOCGIFNETMASK, dev_ifsioc)
2786HANDLE_IOCTL(SIOCSIFNETMASK, dev_ifsioc)
2787HANDLE_IOCTL(SIOCSIFPFLAGS, dev_ifsioc)
2788HANDLE_IOCTL(SIOCGIFPFLAGS, dev_ifsioc)
2789HANDLE_IOCTL(SIOCGIFTXQLEN, dev_ifsioc)
2790HANDLE_IOCTL(SIOCSIFTXQLEN, dev_ifsioc)
2791HANDLE_IOCTL(TUNSETIFF, dev_ifsioc)
2792HANDLE_IOCTL(SIOCETHTOOL, ethtool_ioctl)
2793HANDLE_IOCTL(SIOCBONDENSLAVE, bond_ioctl)
2794HANDLE_IOCTL(SIOCBONDRELEASE, bond_ioctl)
2795HANDLE_IOCTL(SIOCBONDSETHWADDR, bond_ioctl)
2796HANDLE_IOCTL(SIOCBONDSLAVEINFOQUERY, bond_ioctl)
2797HANDLE_IOCTL(SIOCBONDINFOQUERY, bond_ioctl)
2798HANDLE_IOCTL(SIOCBONDCHANGEACTIVE, bond_ioctl)
2799HANDLE_IOCTL(SIOCADDRT, routing_ioctl)
2800HANDLE_IOCTL(SIOCDELRT, routing_ioctl)
2801HANDLE_IOCTL(SIOCBRADDIF, dev_ifsioc)
2802HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
2803/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
2804HANDLE_IOCTL(SIOCRTMSG, ret_einval)
2805HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
2806#endif
2807HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)
2808HANDLE_IOCTL(BLKRAGET, w_long)
2809HANDLE_IOCTL(BLKGETSIZE, w_long)
2810HANDLE_IOCTL(0x1260, broken_blkgetsize)
2811HANDLE_IOCTL(BLKFRAGET, w_long)
2812HANDLE_IOCTL(BLKSECTGET, w_long)
1da177e4 2813HANDLE_IOCTL(BLKPG, blkpg_ioctl_trans)
1da177e4
LT		 2814HANDLE_IOCTL(HDIO_GET_KEEPSETTINGS, hdio_ioctl_trans)
2815HANDLE_IOCTL(HDIO_GET_UNMASKINTR, hdio_ioctl_trans)
2816HANDLE_IOCTL(HDIO_GET_DMA, hdio_ioctl_trans)
2817HANDLE_IOCTL(HDIO_GET_32BIT, hdio_ioctl_trans)
2818HANDLE_IOCTL(HDIO_GET_MULTCOUNT, hdio_ioctl_trans)
2819HANDLE_IOCTL(HDIO_GET_NOWERR, hdio_ioctl_trans)
2820HANDLE_IOCTL(HDIO_GET_NICE, hdio_ioctl_trans)
2821HANDLE_IOCTL(FDSETPRM32, fd_ioctl_trans)
2822HANDLE_IOCTL(FDDEFPRM32, fd_ioctl_trans)
2823HANDLE_IOCTL(FDGETPRM32, fd_ioctl_trans)
2824HANDLE_IOCTL(FDSETDRVPRM32, fd_ioctl_trans)
2825HANDLE_IOCTL(FDGETDRVPRM32, fd_ioctl_trans)
2826HANDLE_IOCTL(FDGETDRVSTAT32, fd_ioctl_trans)
2827HANDLE_IOCTL(FDPOLLDRVSTAT32, fd_ioctl_trans)
2828HANDLE_IOCTL(FDGETFDCSTAT32, fd_ioctl_trans)
2829HANDLE_IOCTL(FDWERRORGET32, fd_ioctl_trans)
2830HANDLE_IOCTL(SG_IO,sg_ioctl_trans)
2966387b 2831HANDLE_IOCTL(SG_GET_REQUEST_TABLE, sg_grt_trans)
1da177e4
LT		 2832HANDLE_IOCTL(PPPIOCGIDLE32, ppp_ioctl_trans)
2833HANDLE_IOCTL(PPPIOCSCOMPRESS32, ppp_ioctl_trans)
2834HANDLE_IOCTL(PPPIOCSPASS32, ppp_sock_fprog_ioctl_trans)
2835HANDLE_IOCTL(PPPIOCSACTIVE32, ppp_sock_fprog_ioctl_trans)
2836HANDLE_IOCTL(MTIOCGET32, mt_ioctl_trans)
2837HANDLE_IOCTL(MTIOCPOS32, mt_ioctl_trans)
2838HANDLE_IOCTL(CDROMREADAUDIO, cdrom_ioctl_trans)
2839HANDLE_IOCTL(CDROM_SEND_PACKET, cdrom_ioctl_trans)
2840HANDLE_IOCTL(LOOP_SET_STATUS, loop_status)
2841HANDLE_IOCTL(LOOP_GET_STATUS, loop_status)
2842#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
2843HANDLE_IOCTL(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout)
2844#ifdef CONFIG_VT
2845HANDLE_IOCTL(PIO_FONTX, do_fontx_ioctl)
2846HANDLE_IOCTL(GIO_FONTX, do_fontx_ioctl)
2847HANDLE_IOCTL(PIO_UNIMAP, do_unimap_ioctl)
2848HANDLE_IOCTL(GIO_UNIMAP, do_unimap_ioctl)
2849HANDLE_IOCTL(KDFONTOP, do_kdfontop_ioctl)
2850#endif
2851HANDLE_IOCTL(EXT2_IOC32_GETFLAGS, do_ext2_ioctl)
2852HANDLE_IOCTL(EXT2_IOC32_SETFLAGS, do_ext2_ioctl)
2853HANDLE_IOCTL(EXT2_IOC32_GETVERSION, do_ext2_ioctl)
2854HANDLE_IOCTL(EXT2_IOC32_SETVERSION, do_ext2_ioctl)
d5ea6553
DM		 2855HANDLE_IOCTL(EXT3_IOC32_GETVERSION, do_ext3_ioctl)
2856HANDLE_IOCTL(EXT3_IOC32_SETVERSION, do_ext3_ioctl)
2857HANDLE_IOCTL(EXT3_IOC32_GETRSVSZ, do_ext3_ioctl)
2858HANDLE_IOCTL(EXT3_IOC32_SETRSVSZ, do_ext3_ioctl)
2859HANDLE_IOCTL(EXT3_IOC32_GROUP_EXTEND, do_ext3_ioctl)
2860COMPATIBLE_IOCTL(EXT3_IOC_GROUP_ADD)
2861#ifdef CONFIG_JBD_DEBUG
2862HANDLE_IOCTL(EXT3_IOC32_WAIT_FOR_READONLY, do_ext3_ioctl)
2863#endif
1da177e4
LT		 2864/* One SMB ioctl needs translations. */
2865#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
2866HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
2867HANDLE_IOCTL(ATM_GETLINKRATE32, do_atm_ioctl)
2868HANDLE_IOCTL(ATM_GETNAMES32, do_atm_ioctl)
2869HANDLE_IOCTL(ATM_GETTYPE32, do_atm_ioctl)
2870HANDLE_IOCTL(ATM_GETESI32, do_atm_ioctl)
2871HANDLE_IOCTL(ATM_GETADDR32, do_atm_ioctl)
2872HANDLE_IOCTL(ATM_RSTADDR32, do_atm_ioctl)
2873HANDLE_IOCTL(ATM_ADDADDR32, do_atm_ioctl)
2874HANDLE_IOCTL(ATM_DELADDR32, do_atm_ioctl)
2875HANDLE_IOCTL(ATM_GETCIRANGE32, do_atm_ioctl)
2876HANDLE_IOCTL(ATM_SETCIRANGE32, do_atm_ioctl)
2877HANDLE_IOCTL(ATM_SETESI32, do_atm_ioctl)
2878HANDLE_IOCTL(ATM_SETESIF32, do_atm_ioctl)
2879HANDLE_IOCTL(ATM_GETSTAT32, do_atm_ioctl)
2880HANDLE_IOCTL(ATM_GETSTATZ32, do_atm_ioctl)
2881HANDLE_IOCTL(ATM_GETLOOP32, do_atm_ioctl)
2882HANDLE_IOCTL(ATM_SETLOOP32, do_atm_ioctl)
2883HANDLE_IOCTL(ATM_QUERYLOOP32, do_atm_ioctl)
2884HANDLE_IOCTL(SONET_GETSTAT, do_atm_ioctl)
2885HANDLE_IOCTL(SONET_GETSTATZ, do_atm_ioctl)
2886HANDLE_IOCTL(SONET_GETDIAG, do_atm_ioctl)
2887HANDLE_IOCTL(SONET_SETDIAG, do_atm_ioctl)
2888HANDLE_IOCTL(SONET_CLRDIAG, do_atm_ioctl)
2889HANDLE_IOCTL(SONET_SETFRAMING, do_atm_ioctl)
2890HANDLE_IOCTL(SONET_GETFRAMING, do_atm_ioctl)
2891HANDLE_IOCTL(SONET_GETFRSENSE, do_atm_ioctl)
2892/* block stuff */
2893HANDLE_IOCTL(BLKBSZGET_32, do_blkbszget)
2894HANDLE_IOCTL(BLKBSZSET_32, do_blkbszset)
2895HANDLE_IOCTL(BLKGETSIZE64_32, do_blkgetsize64)
2896/* vfat */
2897HANDLE_IOCTL(VFAT_IOCTL_READDIR_BOTH32, vfat_ioctl32)
2898HANDLE_IOCTL(VFAT_IOCTL_READDIR_SHORT32, vfat_ioctl32)
2899HANDLE_IOCTL(REISERFS_IOC_UNPACK32, reiserfs_ioctl32)
2900/* Raw devices */
2901HANDLE_IOCTL(RAW_SETBIND, raw_ioctl)
2902HANDLE_IOCTL(RAW_GETBIND, raw_ioctl)
2903/* Serial */
2904HANDLE_IOCTL(TIOCGSERIAL, serial_struct_ioctl)
2905HANDLE_IOCTL(TIOCSSERIAL, serial_struct_ioctl)
9c0cbd54
CH		 2906#ifdef TIOCGLTC
2907COMPATIBLE_IOCTL(TIOCGLTC)
2908COMPATIBLE_IOCTL(TIOCSLTC)
2909#endif
7a81e316
CH		 2910#ifdef TIOCSTART
2911/*
2912 * For these two we have defintions in ioctls.h and/or termios.h on
2913 * some architectures but no actual implemention. Some applications
2914 * like bash call them if they are defined in the headers, so we provide
2915 * entries here to avoid syslog message spew.
2916 */
2917COMPATIBLE_IOCTL(TIOCSTART)
2918COMPATIBLE_IOCTL(TIOCSTOP)
2919#endif
1da177e4
LT		 2920/* Usbdevfs */
2921HANDLE_IOCTL(USBDEVFS_CONTROL32, do_usbdevfs_control)
2922HANDLE_IOCTL(USBDEVFS_BULK32, do_usbdevfs_bulk)
2923HANDLE_IOCTL(USBDEVFS_DISCSIGNAL32, do_usbdevfs_discsignal)
c36fc889 2924COMPATIBLE_IOCTL(USBDEVFS_IOCTL32)
1da177e4
LT		 2925/* i2c */
2926HANDLE_IOCTL(I2C_FUNCS, w_long)
2927HANDLE_IOCTL(I2C_RDWR, do_i2c_rdwr_ioctl)
2928HANDLE_IOCTL(I2C_SMBUS, do_i2c_smbus_ioctl)
2929/* wireless */
2930HANDLE_IOCTL(SIOCGIWRANGE, do_wireless_ioctl)
2931HANDLE_IOCTL(SIOCSIWSPY, do_wireless_ioctl)
2932HANDLE_IOCTL(SIOCGIWSPY, do_wireless_ioctl)
2933HANDLE_IOCTL(SIOCSIWTHRSPY, do_wireless_ioctl)
2934HANDLE_IOCTL(SIOCGIWTHRSPY, do_wireless_ioctl)
2935HANDLE_IOCTL(SIOCGIWAPLIST, do_wireless_ioctl)
2936HANDLE_IOCTL(SIOCGIWSCAN, do_wireless_ioctl)
2937HANDLE_IOCTL(SIOCSIWESSID, do_wireless_ioctl)
2938HANDLE_IOCTL(SIOCGIWESSID, do_wireless_ioctl)
2939HANDLE_IOCTL(SIOCSIWNICKN, do_wireless_ioctl)
2940HANDLE_IOCTL(SIOCGIWNICKN, do_wireless_ioctl)
2941HANDLE_IOCTL(SIOCSIWENCODE, do_wireless_ioctl)
2942HANDLE_IOCTL(SIOCGIWENCODE, do_wireless_ioctl)
2943HANDLE_IOCTL(SIOCSIFBR, old_bridge_ioctl)
2944HANDLE_IOCTL(SIOCGIFBR, old_bridge_ioctl)
ec3cad96
CH		 2945HANDLE_IOCTL(RTC_IRQP_READ32, rtc_ioctl)
2946HANDLE_IOCTL(RTC_IRQP_SET32, rtc_ioctl)
2947HANDLE_IOCTL(RTC_EPOCH_READ32, rtc_ioctl)
2948HANDLE_IOCTL(RTC_EPOCH_SET32, rtc_ioctl)
1da177e4
LT		 2949
2950#if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
2951HANDLE_IOCTL(NCP_IOC_NCPREQUEST_32, do_ncp_ncprequest)
2952HANDLE_IOCTL(NCP_IOC_GETMOUNTUID2_32, do_ncp_getmountuid2)
2953HANDLE_IOCTL(NCP_IOC_GET_FS_INFO_V2_32, do_ncp_getfsinfo2)
2954HANDLE_IOCTL(NCP_IOC_GETOBJECTNAME_32, do_ncp_getobjectname)
2955HANDLE_IOCTL(NCP_IOC_SETOBJECTNAME_32, do_ncp_setobjectname)
2956HANDLE_IOCTL(NCP_IOC_GETPRIVATEDATA_32, do_ncp_getprivatedata)
2957HANDLE_IOCTL(NCP_IOC_SETPRIVATEDATA_32, do_ncp_setprivatedata)
2958#endif
2959
6e87abd0
DM		 2960/* dvb */
2961HANDLE_IOCTL(DMX_GET_EVENT, do_dmx_get_event)
2962HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event)
2963HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture)
2964HANDLE_IOCTL(VIDEO_SET_SPU_PALETTE, do_video_set_spu_palette)
e6a6d2ef 2965};
6e87abd0 2966
e6a6d2ef 2967int ioctl_table_size = ARRAY_SIZE(ioctl_start);
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