?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Linux 2.6.16.38-rc1
[linux/fpc-iii.git] / fs / compat_ioctl.c
blobc666769a875d2fc0e80927caf6db038b036bc42b
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
13 #include <linux/config.h>
14 #include <linux/types.h>
15 #include <linux/compat.h>
16 #include <linux/kernel.h>
17 #include <linux/capability.h>
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>
52 #include <linux/ext3_jbd.h>
53 #include <linux/ext3_fs.h>
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>
84 #include <scsi/scsi_ioctl.h>
85 #include <scsi/sg.h>
86
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
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
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 #include <linux/lp.h>
126
127 /* Aiee. Someone does not find a difference between int and long */
128 #define EXT2_IOC32_GETFLAGS _IOR('f', 1, int)
129 #define EXT2_IOC32_SETFLAGS _IOW('f', 2, int)
130 #define EXT3_IOC32_GETVERSION _IOR('f', 3, int)
131 #define EXT3_IOC32_SETVERSION _IOW('f', 4, int)
132 #define EXT3_IOC32_GETRSVSZ _IOR('f', 5, int)
133 #define EXT3_IOC32_SETRSVSZ _IOW('f', 6, int)
134 #define EXT3_IOC32_GROUP_EXTEND _IOW('f', 7, unsigned int)
135 #ifdef CONFIG_JBD_DEBUG
136 #define EXT3_IOC32_WAIT_FOR_READONLY _IOR('f', 99, int)
137 #endif
138
139 #define EXT2_IOC32_GETVERSION _IOR('v', 1, int)
140 #define EXT2_IOC32_SETVERSION _IOW('v', 2, int)
141
142 static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
143 unsigned long arg, struct file *f)
144 {
145 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
146 }
147
148 static int w_long(unsigned int fd, unsigned int cmd, unsigned long arg)
149 {
150 mm_segment_t old_fs = get_fs();
151 int err;
152 unsigned long val;
153
154 set_fs (KERNEL_DS);
155 err = sys_ioctl(fd, cmd, (unsigned long)&val);
156 set_fs (old_fs);
157 if (!err && put_user(val, (u32 __user *)compat_ptr(arg)))
158 return -EFAULT;
159 return err;
160 }
161
162 static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg)
163 {
164 mm_segment_t old_fs = get_fs();
165 u32 __user *argptr = compat_ptr(arg);
166 int err;
167 unsigned long val;
168
169 if(get_user(val, argptr))
170 return -EFAULT;
171 set_fs (KERNEL_DS);
172 err = sys_ioctl(fd, cmd, (unsigned long)&val);
173 set_fs (old_fs);
174 if (!err && put_user(val, argptr))
175 return -EFAULT;
176 return err;
177 }
178
179 static int do_ext2_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
180 {
181 /* These are just misnamed, they actually get/put from/to user an int */
182 switch (cmd) {
183 case EXT2_IOC32_GETFLAGS: cmd = EXT2_IOC_GETFLAGS; break;
184 case EXT2_IOC32_SETFLAGS: cmd = EXT2_IOC_SETFLAGS; break;
185 case EXT2_IOC32_GETVERSION: cmd = EXT2_IOC_GETVERSION; break;
186 case EXT2_IOC32_SETVERSION: cmd = EXT2_IOC_SETVERSION; break;
187 }
188 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
189 }
190
191 static int do_ext3_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
192 {
193 /* These are just misnamed, they actually get/put from/to user an int */
194 switch (cmd) {
195 case EXT3_IOC32_GETVERSION: cmd = EXT3_IOC_GETVERSION; break;
196 case EXT3_IOC32_SETVERSION: cmd = EXT3_IOC_SETVERSION; break;
197 case EXT3_IOC32_GETRSVSZ: cmd = EXT3_IOC_GETRSVSZ; break;
198 case EXT3_IOC32_SETRSVSZ: cmd = EXT3_IOC_SETRSVSZ; break;
199 case EXT3_IOC32_GROUP_EXTEND: cmd = EXT3_IOC_GROUP_EXTEND; break;
200 #ifdef CONFIG_JBD_DEBUG
201 case EXT3_IOC32_WAIT_FOR_READONLY: cmd = EXT3_IOC_WAIT_FOR_READONLY; break;
202 #endif
203 }
204 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
205 }
206
207 struct compat_dmx_event {
208 dmx_event_t event;
209 compat_time_t timeStamp;
210 union
211 {
212 dmx_scrambling_status_t scrambling;
213 } u;
214 };
215
216 static int do_dmx_get_event(unsigned int fd, unsigned int cmd, unsigned long arg)
217 {
218 struct dmx_event kevent;
219 mm_segment_t old_fs = get_fs();
220 int err;
221
222 set_fs(KERNEL_DS);
223 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
224 set_fs(old_fs);
225
226 if (!err) {
227 struct compat_dmx_event __user *up = compat_ptr(arg);
228
229 err = put_user(kevent.event, &up->event);
230 err |= put_user(kevent.timeStamp, &up->timeStamp);
231 err |= put_user(kevent.u.scrambling, &up->u.scrambling);
232 if (err)
233 err = -EFAULT;
234 }
235
236 return err;
237 }
238
239 struct compat_video_event {
240 int32_t type;
241 compat_time_t timestamp;
242 union {
243 video_size_t size;
244 unsigned int frame_rate;
245 } u;
246 };
247
248 static int do_video_get_event(unsigned int fd, unsigned int cmd, unsigned long arg)
249 {
250 struct video_event kevent;
251 mm_segment_t old_fs = get_fs();
252 int err;
253
254 set_fs(KERNEL_DS);
255 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
256 set_fs(old_fs);
257
258 if (!err) {
259 struct compat_video_event __user *up = compat_ptr(arg);
260
261 err = put_user(kevent.type, &up->type);
262 err |= put_user(kevent.timestamp, &up->timestamp);
263 err |= put_user(kevent.u.size.w, &up->u.size.w);
264 err |= put_user(kevent.u.size.h, &up->u.size.h);
265 err |= put_user(kevent.u.size.aspect_ratio,
266 &up->u.size.aspect_ratio);
267 if (err)
268 err = -EFAULT;
269 }
270
271 return err;
272 }
273
274 struct compat_video_still_picture {
275 compat_uptr_t iFrame;
276 int32_t size;
277 };
278
279 static int do_video_stillpicture(unsigned int fd, unsigned int cmd, unsigned long arg)
280 {
281 struct compat_video_still_picture __user *up;
282 struct video_still_picture __user *up_native;
283 compat_uptr_t fp;
284 int32_t size;
285 int err;
286
287 up = (struct compat_video_still_picture __user *) arg;
288 err = get_user(fp, &up->iFrame);
289 err |= get_user(size, &up->size);
290 if (err)
291 return -EFAULT;
292
293 up_native =
294 compat_alloc_user_space(sizeof(struct video_still_picture));
295
296 put_user(compat_ptr(fp), &up_native->iFrame);
297 put_user(size, &up_native->size);
298
299 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
300
301 return err;
302 }
303
304 struct compat_video_spu_palette {
305 int length;
306 compat_uptr_t palette;
307 };
308
309 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, unsigned long arg)
310 {
311 struct compat_video_spu_palette __user *up;
312 struct video_spu_palette __user *up_native;
313 compat_uptr_t palp;
314 int length, err;
315
316 up = (struct compat_video_spu_palette __user *) arg;
317 err = get_user(palp, &up->palette);
318 err |= get_user(length, &up->length);
319
320 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
321 put_user(compat_ptr(palp), &up_native->palette);
322 put_user(length, &up_native->length);
323
324 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
325
326 return err;
327 }
328
329 #ifdef CONFIG_NET
330 static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
331 {
332 struct compat_timeval __user *up = compat_ptr(arg);
333 struct timeval ktv;
334 mm_segment_t old_fs = get_fs();
335 int err;
336
337 set_fs(KERNEL_DS);
338 err = sys_ioctl(fd, cmd, (unsigned long)&ktv);
339 set_fs(old_fs);
340 if(!err) {
341 err = put_user(ktv.tv_sec, &up->tv_sec);
342 err |= __put_user(ktv.tv_usec, &up->tv_usec);
343 }
344 return err;
345 }
346
347 struct ifmap32 {
348 compat_ulong_t mem_start;
349 compat_ulong_t mem_end;
350 unsigned short base_addr;
351 unsigned char irq;
352 unsigned char dma;
353 unsigned char port;
354 };
355
356 struct ifreq32 {
357 #define IFHWADDRLEN 6
358 #define IFNAMSIZ 16
359 union {
360 char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
361 } ifr_ifrn;
362 union {
363 struct sockaddr ifru_addr;
364 struct sockaddr ifru_dstaddr;
365 struct sockaddr ifru_broadaddr;
366 struct sockaddr ifru_netmask;
367 struct sockaddr ifru_hwaddr;
368 short ifru_flags;
369 compat_int_t ifru_ivalue;
370 compat_int_t ifru_mtu;
371 struct ifmap32 ifru_map;
372 char ifru_slave[IFNAMSIZ]; /* Just fits the size */
373 char ifru_newname[IFNAMSIZ];
374 compat_caddr_t ifru_data;
375 /* XXXX? ifru_settings should be here */
376 } ifr_ifru;
377 };
378
379 struct ifconf32 {
380 compat_int_t ifc_len; /* size of buffer */
381 compat_caddr_t ifcbuf;
382 };
383
384 static int dev_ifname32(unsigned int fd, unsigned int cmd, unsigned long arg)
385 {
386 struct net_device *dev;
387 struct ifreq32 ifr32;
388 int err;
389
390 if (copy_from_user(&ifr32, compat_ptr(arg), sizeof(ifr32)))
391 return -EFAULT;
392
393 dev = dev_get_by_index(ifr32.ifr_ifindex);
394 if (!dev)
395 return -ENODEV;
396
397 strlcpy(ifr32.ifr_name, dev->name, sizeof(ifr32.ifr_name));
398 dev_put(dev);
399
400 err = copy_to_user(compat_ptr(arg), &ifr32, sizeof(ifr32));
401 return (err ? -EFAULT : 0);
402 }
403
404 static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
405 {
406 struct ifconf32 ifc32;
407 struct ifconf ifc;
408 struct ifconf __user *uifc;
409 struct ifreq32 __user *ifr32;
410 struct ifreq __user *ifr;
411 unsigned int i, j;
412 int err;
413
414 if (copy_from_user(&ifc32, compat_ptr(arg), sizeof(struct ifconf32)))
415 return -EFAULT;
416
417 if (ifc32.ifcbuf == 0) {
418 ifc32.ifc_len = 0;
419 ifc.ifc_len = 0;
420 ifc.ifc_req = NULL;
421 uifc = compat_alloc_user_space(sizeof(struct ifconf));
422 } else {
423 size_t len =((ifc32.ifc_len / sizeof (struct ifreq32)) + 1) *
424 sizeof (struct ifreq);
425 uifc = compat_alloc_user_space(sizeof(struct ifconf) + len);
426 ifc.ifc_len = len;
427 ifr = ifc.ifc_req = (void __user *)(uifc + 1);
428 ifr32 = compat_ptr(ifc32.ifcbuf);
429 for (i = 0; i < ifc32.ifc_len; i += sizeof (struct ifreq32)) {
430 if (copy_in_user(ifr, ifr32, sizeof(struct ifreq32)))
431 return -EFAULT;
432 ifr++;
433 ifr32++;
434 }
435 }
436 if (copy_to_user(uifc, &ifc, sizeof(struct ifconf)))
437 return -EFAULT;
438
439 err = sys_ioctl (fd, SIOCGIFCONF, (unsigned long)uifc);
440 if (err)
441 return err;
442
443 if (copy_from_user(&ifc, uifc, sizeof(struct ifconf)))
444 return -EFAULT;
445
446 ifr = ifc.ifc_req;
447 ifr32 = compat_ptr(ifc32.ifcbuf);
448 for (i = 0, j = 0;
449 i + sizeof (struct ifreq32) <= ifc32.ifc_len && j < ifc.ifc_len;
450 i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
451 if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32)))
452 return -EFAULT;
453 ifr32++;
454 ifr++;
455 }
456
457 if (ifc32.ifcbuf == 0) {
458 /* Translate from 64-bit structure multiple to
459 * a 32-bit one.
460 */
461 i = ifc.ifc_len;
462 i = ((i / sizeof(struct ifreq)) * sizeof(struct ifreq32));
463 ifc32.ifc_len = i;
464 } else {
465 ifc32.ifc_len = i;
466 }
467 if (copy_to_user(compat_ptr(arg), &ifc32, sizeof(struct ifconf32)))
468 return -EFAULT;
469
470 return 0;
471 }
472
473 static int ethtool_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
474 {
475 struct ifreq __user *ifr;
476 struct ifreq32 __user *ifr32;
477 u32 data;
478 void __user *datap;
479
480 ifr = compat_alloc_user_space(sizeof(*ifr));
481 ifr32 = compat_ptr(arg);
482
483 if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
484 return -EFAULT;
485
486 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
487 return -EFAULT;
488
489 datap = compat_ptr(data);
490 if (put_user(datap, &ifr->ifr_ifru.ifru_data))
491 return -EFAULT;
492
493 return sys_ioctl(fd, cmd, (unsigned long) ifr);
494 }
495
496 static int bond_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
497 {
498 struct ifreq kifr;
499 struct ifreq __user *uifr;
500 struct ifreq32 __user *ifr32 = compat_ptr(arg);
501 mm_segment_t old_fs;
502 int err;
503 u32 data;
504 void __user *datap;
505
506 switch (cmd) {
507 case SIOCBONDENSLAVE:
508 case SIOCBONDRELEASE:
509 case SIOCBONDSETHWADDR:
510 case SIOCBONDCHANGEACTIVE:
511 if (copy_from_user(&kifr, ifr32, sizeof(struct ifreq32)))
512 return -EFAULT;
513
514 old_fs = get_fs();
515 set_fs (KERNEL_DS);
516 err = sys_ioctl (fd, cmd, (unsigned long)&kifr);
517 set_fs (old_fs);
518
519 return err;
520 case SIOCBONDSLAVEINFOQUERY:
521 case SIOCBONDINFOQUERY:
522 uifr = compat_alloc_user_space(sizeof(*uifr));
523 if (copy_in_user(&uifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
524 return -EFAULT;
525
526 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
527 return -EFAULT;
528
529 datap = compat_ptr(data);
530 if (put_user(datap, &uifr->ifr_ifru.ifru_data))
531 return -EFAULT;
532
533 return sys_ioctl (fd, cmd, (unsigned long)uifr);
534 default:
535 return -EINVAL;
536 };
537 }
538
539 int siocdevprivate_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
540 {
541 struct ifreq __user *u_ifreq64;
542 struct ifreq32 __user *u_ifreq32 = compat_ptr(arg);
543 char tmp_buf[IFNAMSIZ];
544 void __user *data64;
545 u32 data32;
546
547 if (copy_from_user(&tmp_buf[0], &(u_ifreq32->ifr_ifrn.ifrn_name[0]),
548 IFNAMSIZ))
549 return -EFAULT;
550 if (__get_user(data32, &u_ifreq32->ifr_ifru.ifru_data))
551 return -EFAULT;
552 data64 = compat_ptr(data32);
553
554 u_ifreq64 = compat_alloc_user_space(sizeof(*u_ifreq64));
555
556 /* Don't check these user accesses, just let that get trapped
557 * in the ioctl handler instead.
558 */
559 if (copy_to_user(&u_ifreq64->ifr_ifrn.ifrn_name[0], &tmp_buf[0],
560 IFNAMSIZ))
561 return -EFAULT;
562 if (__put_user(data64, &u_ifreq64->ifr_ifru.ifru_data))
563 return -EFAULT;
564
565 return sys_ioctl(fd, cmd, (unsigned long) u_ifreq64);
566 }
567
568 static int dev_ifsioc(unsigned int fd, unsigned int cmd, unsigned long arg)
569 {
570 struct ifreq ifr;
571 struct ifreq32 __user *uifr32;
572 struct ifmap32 __user *uifmap32;
573 mm_segment_t old_fs;
574 int err;
575
576 uifr32 = compat_ptr(arg);
577 uifmap32 = &uifr32->ifr_ifru.ifru_map;
578 switch (cmd) {
579 case SIOCSIFMAP:
580 err = copy_from_user(&ifr, uifr32, sizeof(ifr.ifr_name));
581 err |= __get_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
582 err |= __get_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
583 err |= __get_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
584 err |= __get_user(ifr.ifr_map.irq, &uifmap32->irq);
585 err |= __get_user(ifr.ifr_map.dma, &uifmap32->dma);
586 err |= __get_user(ifr.ifr_map.port, &uifmap32->port);
587 if (err)
588 return -EFAULT;
589 break;
590 default:
591 if (copy_from_user(&ifr, uifr32, sizeof(*uifr32)))
592 return -EFAULT;
593 break;
594 }
595 old_fs = get_fs();
596 set_fs (KERNEL_DS);
597 err = sys_ioctl (fd, cmd, (unsigned long)&ifr);
598 set_fs (old_fs);
599 if (!err) {
600 switch (cmd) {
601 /* TUNSETIFF is defined as _IOW, it should be _IORW
602 * as the data is copied back to user space, but that
603 * cannot be fixed without breaking all existing apps.
604 */
605 case TUNSETIFF:
606 case SIOCGIFFLAGS:
607 case SIOCGIFMETRIC:
608 case SIOCGIFMTU:
609 case SIOCGIFMEM:
610 case SIOCGIFHWADDR:
611 case SIOCGIFINDEX:
612 case SIOCGIFADDR:
613 case SIOCGIFBRDADDR:
614 case SIOCGIFDSTADDR:
615 case SIOCGIFNETMASK:
616 case SIOCGIFTXQLEN:
617 if (copy_to_user(uifr32, &ifr, sizeof(*uifr32)))
618 return -EFAULT;
619 break;
620 case SIOCGIFMAP:
621 err = copy_to_user(uifr32, &ifr, sizeof(ifr.ifr_name));
622 err |= __put_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
623 err |= __put_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
624 err |= __put_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
625 err |= __put_user(ifr.ifr_map.irq, &uifmap32->irq);
626 err |= __put_user(ifr.ifr_map.dma, &uifmap32->dma);
627 err |= __put_user(ifr.ifr_map.port, &uifmap32->port);
628 if (err)
629 err = -EFAULT;
630 break;
631 }
632 }
633 return err;
634 }
635
636 struct rtentry32 {
637 u32 rt_pad1;
638 struct sockaddr rt_dst; /* target address */
639 struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */
640 struct sockaddr rt_genmask; /* target network mask (IP) */
641 unsigned short rt_flags;
642 short rt_pad2;
643 u32 rt_pad3;
644 unsigned char rt_tos;
645 unsigned char rt_class;
646 short rt_pad4;
647 short rt_metric; /* +1 for binary compatibility! */
648 /* char * */ u32 rt_dev; /* forcing the device at add */
649 u32 rt_mtu; /* per route MTU/Window */
650 u32 rt_window; /* Window clamping */
651 unsigned short rt_irtt; /* Initial RTT */
652
653 };
654
655 struct in6_rtmsg32 {
656 struct in6_addr rtmsg_dst;
657 struct in6_addr rtmsg_src;
658 struct in6_addr rtmsg_gateway;
659 u32 rtmsg_type;
660 u16 rtmsg_dst_len;
661 u16 rtmsg_src_len;
662 u32 rtmsg_metric;
663 u32 rtmsg_info;
664 u32 rtmsg_flags;
665 s32 rtmsg_ifindex;
666 };
667
668 static int routing_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
669 {
670 int ret;
671 void *r = NULL;
672 struct in6_rtmsg r6;
673 struct rtentry r4;
674 char devname[16];
675 u32 rtdev;
676 mm_segment_t old_fs = get_fs();
677
678 struct socket *mysock = sockfd_lookup(fd, &ret);
679
680 if (mysock && mysock->sk && mysock->sk->sk_family == AF_INET6) { /* ipv6 */
681 struct in6_rtmsg32 __user *ur6 = compat_ptr(arg);
682 ret = copy_from_user (&r6.rtmsg_dst, &(ur6->rtmsg_dst),
683 3 * sizeof(struct in6_addr));
684 ret |= __get_user (r6.rtmsg_type, &(ur6->rtmsg_type));
685 ret |= __get_user (r6.rtmsg_dst_len, &(ur6->rtmsg_dst_len));
686 ret |= __get_user (r6.rtmsg_src_len, &(ur6->rtmsg_src_len));
687 ret |= __get_user (r6.rtmsg_metric, &(ur6->rtmsg_metric));
688 ret |= __get_user (r6.rtmsg_info, &(ur6->rtmsg_info));
689 ret |= __get_user (r6.rtmsg_flags, &(ur6->rtmsg_flags));
690 ret |= __get_user (r6.rtmsg_ifindex, &(ur6->rtmsg_ifindex));
691
692 r = (void *) &r6;
693 } else { /* ipv4 */
694 struct rtentry32 __user *ur4 = compat_ptr(arg);
695 ret = copy_from_user (&r4.rt_dst, &(ur4->rt_dst),
696 3 * sizeof(struct sockaddr));
697 ret |= __get_user (r4.rt_flags, &(ur4->rt_flags));
698 ret |= __get_user (r4.rt_metric, &(ur4->rt_metric));
699 ret |= __get_user (r4.rt_mtu, &(ur4->rt_mtu));
700 ret |= __get_user (r4.rt_window, &(ur4->rt_window));
701 ret |= __get_user (r4.rt_irtt, &(ur4->rt_irtt));
702 ret |= __get_user (rtdev, &(ur4->rt_dev));
703 if (rtdev) {
704 ret |= copy_from_user (devname, compat_ptr(rtdev), 15);
705 r4.rt_dev = devname; devname[15] = 0;
706 } else
707 r4.rt_dev = NULL;
708
709 r = (void *) &r4;
710 }
711
712 if (ret) {
713 ret = -EFAULT;
714 goto out;
715 }
716
717 set_fs (KERNEL_DS);
718 ret = sys_ioctl (fd, cmd, (unsigned long) r);
719 set_fs (old_fs);
720
721 out:
722 if (mysock)
723 sockfd_put(mysock);
724
725 return ret;
726 }
727 #endif
728
729 struct hd_geometry32 {
730 unsigned char heads;
731 unsigned char sectors;
732 unsigned short cylinders;
733 u32 start;
734 };
735
736 static int hdio_getgeo(unsigned int fd, unsigned int cmd, unsigned long arg)
737 {
738 mm_segment_t old_fs = get_fs();
739 struct hd_geometry geo;
740 struct hd_geometry32 __user *ugeo;
741 int err;
742
743 set_fs (KERNEL_DS);
744 err = sys_ioctl(fd, HDIO_GETGEO, (unsigned long)&geo);
745 set_fs (old_fs);
746 ugeo = compat_ptr(arg);
747 if (!err) {
748 err = copy_to_user (ugeo, &geo, 4);
749 err |= __put_user (geo.start, &ugeo->start);
750 }
751 return err ? -EFAULT : 0;
752 }
753
754 static int hdio_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
755 {
756 mm_segment_t old_fs = get_fs();
757 unsigned long kval;
758 unsigned int __user *uvp;
759 int error;
760
761 set_fs(KERNEL_DS);
762 error = sys_ioctl(fd, cmd, (long)&kval);
763 set_fs(old_fs);
764
765 if(error == 0) {
766 uvp = compat_ptr(arg);
767 if(put_user(kval, uvp))
768 error = -EFAULT;
769 }
770 return error;
771 }
772
773
774 typedef struct sg_io_hdr32 {
775 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
776 compat_int_t dxfer_direction; /* [i] data transfer direction */
777 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
778 unsigned char mx_sb_len; /* [i] max length to write to sbp */
779 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
780 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
781 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
782 or scatter gather list */
783 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
784 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
785 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
786 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
787 compat_int_t pack_id; /* [i->o] unused internally (normally) */
788 compat_uptr_t usr_ptr; /* [i->o] unused internally */
789 unsigned char status; /* [o] scsi status */
790 unsigned char masked_status; /* [o] shifted, masked scsi status */
791 unsigned char msg_status; /* [o] messaging level data (optional) */
792 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
793 unsigned short host_status; /* [o] errors from host adapter */
794 unsigned short driver_status; /* [o] errors from software driver */
795 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
796 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
797 compat_uint_t info; /* [o] auxiliary information */
798 } sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
799
800 typedef struct sg_iovec32 {
801 compat_uint_t iov_base;
802 compat_uint_t iov_len;
803 } sg_iovec32_t;
804
805 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
806 {
807 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
808 sg_iovec32_t __user *iov32 = dxferp;
809 int i;
810
811 for (i = 0; i < iovec_count; i++) {
812 u32 base, len;
813
814 if (get_user(base, &iov32[i].iov_base) ||
815 get_user(len, &iov32[i].iov_len) ||
816 put_user(compat_ptr(base), &iov[i].iov_base) ||
817 put_user(len, &iov[i].iov_len))
818 return -EFAULT;
819 }
820
821 if (put_user(iov, &sgio->dxferp))
822 return -EFAULT;
823 return 0;
824 }
825
826 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
827 {
828 sg_io_hdr_t __user *sgio;
829 sg_io_hdr32_t __user *sgio32;
830 u16 iovec_count;
831 u32 data;
832 void __user *dxferp;
833 int err;
834
835 sgio32 = compat_ptr(arg);
836 if (get_user(iovec_count, &sgio32->iovec_count))
837 return -EFAULT;
838
839 {
840 void __user *top = compat_alloc_user_space(0);
841 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
842 (iovec_count * sizeof(sg_iovec_t)));
843 if (new > top)
844 return -EINVAL;
845
846 sgio = new;
847 }
848
849 /* Ok, now construct. */
850 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
851 (2 * sizeof(int)) +
852 (2 * sizeof(unsigned char)) +
853 (1 * sizeof(unsigned short)) +
854 (1 * sizeof(unsigned int))))
855 return -EFAULT;
856
857 if (get_user(data, &sgio32->dxferp))
858 return -EFAULT;
859 dxferp = compat_ptr(data);
860 if (iovec_count) {
861 if (sg_build_iovec(sgio, dxferp, iovec_count))
862 return -EFAULT;
863 } else {
864 if (put_user(dxferp, &sgio->dxferp))
865 return -EFAULT;
866 }
867
868 {
869 unsigned char __user *cmdp;
870 unsigned char __user *sbp;
871
872 if (get_user(data, &sgio32->cmdp))
873 return -EFAULT;
874 cmdp = compat_ptr(data);
875
876 if (get_user(data, &sgio32->sbp))
877 return -EFAULT;
878 sbp = compat_ptr(data);
879
880 if (put_user(cmdp, &sgio->cmdp) ||
881 put_user(sbp, &sgio->sbp))
882 return -EFAULT;
883 }
884
885 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
886 3 * sizeof(int)))
887 return -EFAULT;
888
889 if (get_user(data, &sgio32->usr_ptr))
890 return -EFAULT;
891 if (put_user(compat_ptr(data), &sgio->usr_ptr))
892 return -EFAULT;
893
894 if (copy_in_user(&sgio->status, &sgio32->status,
895 (4 * sizeof(unsigned char)) +
896 (2 * sizeof(unsigned (short))) +
897 (3 * sizeof(int))))
898 return -EFAULT;
899
900 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
901
902 if (err >= 0) {
903 void __user *datap;
904
905 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
906 sizeof(int)) ||
907 get_user(datap, &sgio->usr_ptr) ||
908 put_user((u32)(unsigned long)datap,
909 &sgio32->usr_ptr) ||
910 copy_in_user(&sgio32->status, &sgio->status,
911 (4 * sizeof(unsigned char)) +
912 (2 * sizeof(unsigned short)) +
913 (3 * sizeof(int))))
914 err = -EFAULT;
915 }
916
917 return err;
918 }
919
920 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
921 char req_state;
922 char orphan;
923 char sg_io_owned;
924 char problem;
925 int pack_id;
926 compat_uptr_t usr_ptr;
927 unsigned int duration;
928 int unused;
929 };
930
931 static int sg_grt_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
932 {
933 int err, i;
934 sg_req_info_t __user *r;
935 struct compat_sg_req_info __user *o = (void __user *)arg;
936 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
937 err = sys_ioctl(fd,cmd,(unsigned long)r);
938 if (err < 0)
939 return err;
940 for (i = 0; i < SG_MAX_QUEUE; i++) {
941 void __user *ptr;
942 int d;
943
944 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
945 get_user(ptr, &r[i].usr_ptr) ||
946 get_user(d, &r[i].duration) ||
947 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
948 put_user(d, &o[i].duration))
949 return -EFAULT;
950 }
951 return err;
952 }
953
954 struct sock_fprog32 {
955 unsigned short len;
956 compat_caddr_t filter;
957 };
958
959 #define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
960 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
961
962 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
963 {
964 struct sock_fprog32 __user *u_fprog32 = compat_ptr(arg);
965 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
966 void __user *fptr64;
967 u32 fptr32;
968 u16 flen;
969
970 if (get_user(flen, &u_fprog32->len) ||
971 get_user(fptr32, &u_fprog32->filter))
972 return -EFAULT;
973
974 fptr64 = compat_ptr(fptr32);
975
976 if (put_user(flen, &u_fprog64->len) ||
977 put_user(fptr64, &u_fprog64->filter))
978 return -EFAULT;
979
980 if (cmd == PPPIOCSPASS32)
981 cmd = PPPIOCSPASS;
982 else
983 cmd = PPPIOCSACTIVE;
984
985 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
986 }
987
988 struct ppp_option_data32 {
989 compat_caddr_t ptr;
990 u32 length;
991 compat_int_t transmit;
992 };
993 #define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
994
995 struct ppp_idle32 {
996 compat_time_t xmit_idle;
997 compat_time_t recv_idle;
998 };
999 #define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
1000
1001 static int ppp_gidle(unsigned int fd, unsigned int cmd, unsigned long arg)
1002 {
1003 struct ppp_idle __user *idle;
1004 struct ppp_idle32 __user *idle32;
1005 __kernel_time_t xmit, recv;
1006 int err;
1007
1008 idle = compat_alloc_user_space(sizeof(*idle));
1009 idle32 = compat_ptr(arg);
1010
1011 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
1012
1013 if (!err) {
1014 if (get_user(xmit, &idle->xmit_idle) ||
1015 get_user(recv, &idle->recv_idle) ||
1016 put_user(xmit, &idle32->xmit_idle) ||
1017 put_user(recv, &idle32->recv_idle))
1018 err = -EFAULT;
1019 }
1020 return err;
1021 }
1022
1023 static int ppp_scompress(unsigned int fd, unsigned int cmd, unsigned long arg)
1024 {
1025 struct ppp_option_data __user *odata;
1026 struct ppp_option_data32 __user *odata32;
1027 __u32 data;
1028 void __user *datap;
1029
1030 odata = compat_alloc_user_space(sizeof(*odata));
1031 odata32 = compat_ptr(arg);
1032
1033 if (get_user(data, &odata32->ptr))
1034 return -EFAULT;
1035
1036 datap = compat_ptr(data);
1037 if (put_user(datap, &odata->ptr))
1038 return -EFAULT;
1039
1040 if (copy_in_user(&odata->length, &odata32->length,
1041 sizeof(__u32) + sizeof(int)))
1042 return -EFAULT;
1043
1044 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
1045 }
1046
1047 static int ppp_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1048 {
1049 int err;
1050
1051 switch (cmd) {
1052 case PPPIOCGIDLE32:
1053 err = ppp_gidle(fd, cmd, arg);
1054 break;
1055
1056 case PPPIOCSCOMPRESS32:
1057 err = ppp_scompress(fd, cmd, arg);
1058 break;
1059
1060 default:
1061 do {
1062 static int count;
1063 if (++count <= 20)
1064 printk("ppp_ioctl: Unknown cmd fd(%d) "
1065 "cmd(%08x) arg(%08x)\n",
1066 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1067 } while(0);
1068 err = -EINVAL;
1069 break;
1070 };
1071
1072 return err;
1073 }
1074
1075
1076 struct mtget32 {
1077 compat_long_t mt_type;
1078 compat_long_t mt_resid;
1079 compat_long_t mt_dsreg;
1080 compat_long_t mt_gstat;
1081 compat_long_t mt_erreg;
1082 compat_daddr_t mt_fileno;
1083 compat_daddr_t mt_blkno;
1084 };
1085 #define MTIOCGET32 _IOR('m', 2, struct mtget32)
1086
1087 struct mtpos32 {
1088 compat_long_t mt_blkno;
1089 };
1090 #define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
1091
1092 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1093 {
1094 mm_segment_t old_fs = get_fs();
1095 struct mtget get;
1096 struct mtget32 __user *umget32;
1097 struct mtpos pos;
1098 struct mtpos32 __user *upos32;
1099 unsigned long kcmd;
1100 void *karg;
1101 int err = 0;
1102
1103 switch(cmd) {
1104 case MTIOCPOS32:
1105 kcmd = MTIOCPOS;
1106 karg = &pos;
1107 break;
1108 case MTIOCGET32:
1109 kcmd = MTIOCGET;
1110 karg = &get;
1111 break;
1112 default:
1113 do {
1114 static int count;
1115 if (++count <= 20)
1116 printk("mt_ioctl: Unknown cmd fd(%d) "
1117 "cmd(%08x) arg(%08x)\n",
1118 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1119 } while(0);
1120 return -EINVAL;
1121 }
1122 set_fs (KERNEL_DS);
1123 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1124 set_fs (old_fs);
1125 if (err)
1126 return err;
1127 switch (cmd) {
1128 case MTIOCPOS32:
1129 upos32 = compat_ptr(arg);
1130 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
1131 break;
1132 case MTIOCGET32:
1133 umget32 = compat_ptr(arg);
1134 err = __put_user(get.mt_type, &umget32->mt_type);
1135 err |= __put_user(get.mt_resid, &umget32->mt_resid);
1136 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
1137 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
1138 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
1139 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
1140 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
1141 break;
1142 }
1143 return err ? -EFAULT: 0;
1144 }
1145
1146 struct cdrom_read_audio32 {
1147 union cdrom_addr addr;
1148 u8 addr_format;
1149 compat_int_t nframes;
1150 compat_caddr_t buf;
1151 };
1152
1153 struct cdrom_generic_command32 {
1154 unsigned char cmd[CDROM_PACKET_SIZE];
1155 compat_caddr_t buffer;
1156 compat_uint_t buflen;
1157 compat_int_t stat;
1158 compat_caddr_t sense;
1159 unsigned char data_direction;
1160 compat_int_t quiet;
1161 compat_int_t timeout;
1162 compat_caddr_t reserved[1];
1163 };
1164
1165 static int cdrom_do_read_audio(unsigned int fd, unsigned int cmd, unsigned long arg)
1166 {
1167 struct cdrom_read_audio __user *cdread_audio;
1168 struct cdrom_read_audio32 __user *cdread_audio32;
1169 __u32 data;
1170 void __user *datap;
1171
1172 cdread_audio = compat_alloc_user_space(sizeof(*cdread_audio));
1173 cdread_audio32 = compat_ptr(arg);
1174
1175 if (copy_in_user(&cdread_audio->addr,
1176 &cdread_audio32->addr,
1177 (sizeof(*cdread_audio32) -
1178 sizeof(compat_caddr_t))))
1179 return -EFAULT;
1180
1181 if (get_user(data, &cdread_audio32->buf))
1182 return -EFAULT;
1183 datap = compat_ptr(data);
1184 if (put_user(datap, &cdread_audio->buf))
1185 return -EFAULT;
1186
1187 return sys_ioctl(fd, cmd, (unsigned long) cdread_audio);
1188 }
1189
1190 static int cdrom_do_generic_command(unsigned int fd, unsigned int cmd, unsigned long arg)
1191 {
1192 struct cdrom_generic_command __user *cgc;
1193 struct cdrom_generic_command32 __user *cgc32;
1194 u32 data;
1195 unsigned char dir;
1196 int itmp;
1197
1198 cgc = compat_alloc_user_space(sizeof(*cgc));
1199 cgc32 = compat_ptr(arg);
1200
1201 if (copy_in_user(&cgc->cmd, &cgc32->cmd, sizeof(cgc->cmd)) ||
1202 get_user(data, &cgc32->buffer) ||
1203 put_user(compat_ptr(data), &cgc->buffer) ||
1204 copy_in_user(&cgc->buflen, &cgc32->buflen,
1205 (sizeof(unsigned int) + sizeof(int))) ||
1206 get_user(data, &cgc32->sense) ||
1207 put_user(compat_ptr(data), &cgc->sense) ||
1208 get_user(dir, &cgc32->data_direction) ||
1209 put_user(dir, &cgc->data_direction) ||
1210 get_user(itmp, &cgc32->quiet) ||
1211 put_user(itmp, &cgc->quiet) ||
1212 get_user(itmp, &cgc32->timeout) ||
1213 put_user(itmp, &cgc->timeout) ||
1214 get_user(data, &cgc32->reserved[0]) ||
1215 put_user(compat_ptr(data), &cgc->reserved[0]))
1216 return -EFAULT;
1217
1218 return sys_ioctl(fd, cmd, (unsigned long) cgc);
1219 }
1220
1221 static int cdrom_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1222 {
1223 int err;
1224
1225 switch(cmd) {
1226 case CDROMREADAUDIO:
1227 err = cdrom_do_read_audio(fd, cmd, arg);
1228 break;
1229
1230 case CDROM_SEND_PACKET:
1231 err = cdrom_do_generic_command(fd, cmd, arg);
1232 break;
1233
1234 default:
1235 do {
1236 static int count;
1237 if (++count <= 20)
1238 printk("cdrom_ioctl: Unknown cmd fd(%d) "
1239 "cmd(%08x) arg(%08x)\n",
1240 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1241 } while(0);
1242 err = -EINVAL;
1243 break;
1244 };
1245
1246 return err;
1247 }
1248
1249 struct loop_info32 {
1250 compat_int_t lo_number; /* ioctl r/o */
1251 compat_dev_t lo_device; /* ioctl r/o */
1252 compat_ulong_t lo_inode; /* ioctl r/o */
1253 compat_dev_t lo_rdevice; /* ioctl r/o */
1254 compat_int_t lo_offset;
1255 compat_int_t lo_encrypt_type;
1256 compat_int_t lo_encrypt_key_size; /* ioctl w/o */
1257 compat_int_t lo_flags; /* ioctl r/o */
1258 char lo_name[LO_NAME_SIZE];
1259 unsigned char lo_encrypt_key[LO_KEY_SIZE]; /* ioctl w/o */
1260 compat_ulong_t lo_init[2];
1261 char reserved[4];
1262 };
1263
1264 static int loop_status(unsigned int fd, unsigned int cmd, unsigned long arg)
1265 {
1266 mm_segment_t old_fs = get_fs();
1267 struct loop_info l;
1268 struct loop_info32 __user *ul;
1269 int err = -EINVAL;
1270
1271 ul = compat_ptr(arg);
1272 switch(cmd) {
1273 case LOOP_SET_STATUS:
1274 err = get_user(l.lo_number, &ul->lo_number);
1275 err |= __get_user(l.lo_device, &ul->lo_device);
1276 err |= __get_user(l.lo_inode, &ul->lo_inode);
1277 err |= __get_user(l.lo_rdevice, &ul->lo_rdevice);
1278 err |= __copy_from_user(&l.lo_offset, &ul->lo_offset,
1279 8 + (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
1280 if (err) {
1281 err = -EFAULT;
1282 } else {
1283 set_fs (KERNEL_DS);
1284 err = sys_ioctl (fd, cmd, (unsigned long)&l);
1285 set_fs (old_fs);
1286 }
1287 break;
1288 case LOOP_GET_STATUS:
1289 set_fs (KERNEL_DS);
1290 err = sys_ioctl (fd, cmd, (unsigned long)&l);
1291 set_fs (old_fs);
1292 if (!err) {
1293 err = put_user(l.lo_number, &ul->lo_number);
1294 err |= __put_user(l.lo_device, &ul->lo_device);
1295 err |= __put_user(l.lo_inode, &ul->lo_inode);
1296 err |= __put_user(l.lo_rdevice, &ul->lo_rdevice);
1297 err |= __copy_to_user(&ul->lo_offset, &l.lo_offset,
1298 (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
1299 if (err)
1300 err = -EFAULT;
1301 }
1302 break;
1303 default: {
1304 static int count;
1305 if (++count <= 20)
1306 printk("%s: Unknown loop ioctl cmd, fd(%d) "
1307 "cmd(%08x) arg(%08lx)\n",
1308 __FUNCTION__, fd, cmd, arg);
1309 }
1310 }
1311 return err;
1312 }
1313
1314 extern int tty_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg);
1315
1316 #ifdef CONFIG_VT
1317
1318 static int vt_check(struct file *file)
1319 {
1320 struct tty_struct *tty;
1321 struct inode *inode = file->f_dentry->d_inode;
1322
1323 if (file->f_op->ioctl != tty_ioctl)
1324 return -EINVAL;
1325
1326 tty = (struct tty_struct *)file->private_data;
1327 if (tty_paranoia_check(tty, inode, "tty_ioctl"))
1328 return -EINVAL;
1329
1330 if (tty->driver->ioctl != vt_ioctl)
1331 return -EINVAL;
1332
1333 /*
1334 * To have permissions to do most of the vt ioctls, we either have
1335 * to be the owner of the tty, or super-user.
1336 */
1337 if (current->signal->tty == tty || capable(CAP_SYS_ADMIN))
1338 return 1;
1339 return 0;
1340 }
1341
1342 struct consolefontdesc32 {
1343 unsigned short charcount; /* characters in font (256 or 512) */
1344 unsigned short charheight; /* scan lines per character (1-32) */
1345 compat_caddr_t chardata; /* font data in expanded form */
1346 };
1347
1348 static int do_fontx_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1349 {
1350 struct consolefontdesc32 __user *user_cfd = compat_ptr(arg);
1351 struct console_font_op op;
1352 compat_caddr_t data;
1353 int i, perm;
1354
1355 perm = vt_check(file);
1356 if (perm < 0) return perm;
1357
1358 switch (cmd) {
1359 case PIO_FONTX:
1360 if (!perm)
1361 return -EPERM;
1362 op.op = KD_FONT_OP_SET;
1363 op.flags = 0;
1364 op.width = 8;
1365 if (get_user(op.height, &user_cfd->charheight) ||
1366 get_user(op.charcount, &user_cfd->charcount) ||
1367 get_user(data, &user_cfd->chardata))
1368 return -EFAULT;
1369 op.data = compat_ptr(data);
1370 return con_font_op(vc_cons[fg_console].d, &op);
1371 case GIO_FONTX:
1372 op.op = KD_FONT_OP_GET;
1373 op.flags = 0;
1374 op.width = 8;
1375 if (get_user(op.height, &user_cfd->charheight) ||
1376 get_user(op.charcount, &user_cfd->charcount) ||
1377 get_user(data, &user_cfd->chardata))
1378 return -EFAULT;
1379 if (!data)
1380 return 0;
1381 op.data = compat_ptr(data);
1382 i = con_font_op(vc_cons[fg_console].d, &op);
1383 if (i)
1384 return i;
1385 if (put_user(op.height, &user_cfd->charheight) ||
1386 put_user(op.charcount, &user_cfd->charcount) ||
1387 put_user((compat_caddr_t)(unsigned long)op.data,
1388 &user_cfd->chardata))
1389 return -EFAULT;
1390 return 0;
1391 }
1392 return -EINVAL;
1393 }
1394
1395 struct console_font_op32 {
1396 compat_uint_t op; /* operation code KD_FONT_OP_* */
1397 compat_uint_t flags; /* KD_FONT_FLAG_* */
1398 compat_uint_t width, height; /* font size */
1399 compat_uint_t charcount;
1400 compat_caddr_t data; /* font data with height fixed to 32 */
1401 };
1402
1403 static int do_kdfontop_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1404 {
1405 struct console_font_op op;
1406 struct console_font_op32 __user *fontop = compat_ptr(arg);
1407 int perm = vt_check(file), i;
1408 struct vc_data *vc;
1409
1410 if (perm < 0) return perm;
1411
1412 if (copy_from_user(&op, fontop, sizeof(struct console_font_op32)))
1413 return -EFAULT;
1414 if (!perm && op.op != KD_FONT_OP_GET)
1415 return -EPERM;
1416 op.data = compat_ptr(((struct console_font_op32 *)&op)->data);
1417 op.flags |= KD_FONT_FLAG_OLD;
1418 vc = ((struct tty_struct *)file->private_data)->driver_data;
1419 i = con_font_op(vc, &op);
1420 if (i)
1421 return i;
1422 ((struct console_font_op32 *)&op)->data = (unsigned long)op.data;
1423 if (copy_to_user(fontop, &op, sizeof(struct console_font_op32)))
1424 return -EFAULT;
1425 return 0;
1426 }
1427
1428 struct unimapdesc32 {
1429 unsigned short entry_ct;
1430 compat_caddr_t entries;
1431 };
1432
1433 static int do_unimap_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1434 {
1435 struct unimapdesc32 tmp;
1436 struct unimapdesc32 __user *user_ud = compat_ptr(arg);
1437 int perm = vt_check(file);
1438
1439 if (perm < 0) return perm;
1440 if (copy_from_user(&tmp, user_ud, sizeof tmp))
1441 return -EFAULT;
1442 switch (cmd) {
1443 case PIO_UNIMAP:
1444 if (!perm) return -EPERM;
1445 return con_set_unimap(vc_cons[fg_console].d, tmp.entry_ct, compat_ptr(tmp.entries));
1446 case GIO_UNIMAP:
1447 return con_get_unimap(vc_cons[fg_console].d, tmp.entry_ct, &(user_ud->entry_ct), compat_ptr(tmp.entries));
1448 }
1449 return 0;
1450 }
1451
1452 #endif /* CONFIG_VT */
1453
1454 static int do_smb_getmountuid(unsigned int fd, unsigned int cmd, unsigned long arg)
1455 {
1456 mm_segment_t old_fs = get_fs();
1457 __kernel_uid_t kuid;
1458 int err;
1459
1460 cmd = SMB_IOC_GETMOUNTUID;
1461
1462 set_fs(KERNEL_DS);
1463 err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
1464 set_fs(old_fs);
1465
1466 if (err >= 0)
1467 err = put_user(kuid, (compat_uid_t __user *)compat_ptr(arg));
1468
1469 return err;
1470 }
1471
1472 struct atmif_sioc32 {
1473 compat_int_t number;
1474 compat_int_t length;
1475 compat_caddr_t arg;
1476 };
1477
1478 struct atm_iobuf32 {
1479 compat_int_t length;
1480 compat_caddr_t buffer;
1481 };
1482
1483 #define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct atmif_sioc32)
1484 #define ATM_GETNAMES32 _IOW('a', ATMIOC_ITF+3, struct atm_iobuf32)
1485 #define ATM_GETTYPE32 _IOW('a', ATMIOC_ITF+4, struct atmif_sioc32)
1486 #define ATM_GETESI32 _IOW('a', ATMIOC_ITF+5, struct atmif_sioc32)
1487 #define ATM_GETADDR32 _IOW('a', ATMIOC_ITF+6, struct atmif_sioc32)
1488 #define ATM_RSTADDR32 _IOW('a', ATMIOC_ITF+7, struct atmif_sioc32)
1489 #define ATM_ADDADDR32 _IOW('a', ATMIOC_ITF+8, struct atmif_sioc32)
1490 #define ATM_DELADDR32 _IOW('a', ATMIOC_ITF+9, struct atmif_sioc32)
1491 #define ATM_GETCIRANGE32 _IOW('a', ATMIOC_ITF+10, struct atmif_sioc32)
1492 #define ATM_SETCIRANGE32 _IOW('a', ATMIOC_ITF+11, struct atmif_sioc32)
1493 #define ATM_SETESI32 _IOW('a', ATMIOC_ITF+12, struct atmif_sioc32)
1494 #define ATM_SETESIF32 _IOW('a', ATMIOC_ITF+13, struct atmif_sioc32)
1495 #define ATM_GETSTAT32 _IOW('a', ATMIOC_SARCOM+0, struct atmif_sioc32)
1496 #define ATM_GETSTATZ32 _IOW('a', ATMIOC_SARCOM+1, struct atmif_sioc32)
1497 #define ATM_GETLOOP32 _IOW('a', ATMIOC_SARCOM+2, struct atmif_sioc32)
1498 #define ATM_SETLOOP32 _IOW('a', ATMIOC_SARCOM+3, struct atmif_sioc32)
1499 #define ATM_QUERYLOOP32 _IOW('a', ATMIOC_SARCOM+4, struct atmif_sioc32)
1500
1501 static struct {
1502 unsigned int cmd32;
1503 unsigned int cmd;
1504 } atm_ioctl_map[] = {
1505 { ATM_GETLINKRATE32, ATM_GETLINKRATE },
1506 { ATM_GETNAMES32, ATM_GETNAMES },
1507 { ATM_GETTYPE32, ATM_GETTYPE },
1508 { ATM_GETESI32, ATM_GETESI },
1509 { ATM_GETADDR32, ATM_GETADDR },
1510 { ATM_RSTADDR32, ATM_RSTADDR },
1511 { ATM_ADDADDR32, ATM_ADDADDR },
1512 { ATM_DELADDR32, ATM_DELADDR },
1513 { ATM_GETCIRANGE32, ATM_GETCIRANGE },
1514 { ATM_SETCIRANGE32, ATM_SETCIRANGE },
1515 { ATM_SETESI32, ATM_SETESI },
1516 { ATM_SETESIF32, ATM_SETESIF },
1517 { ATM_GETSTAT32, ATM_GETSTAT },
1518 { ATM_GETSTATZ32, ATM_GETSTATZ },
1519 { ATM_GETLOOP32, ATM_GETLOOP },
1520 { ATM_SETLOOP32, ATM_SETLOOP },
1521 { ATM_QUERYLOOP32, ATM_QUERYLOOP }
1522 };
1523
1524 #define NR_ATM_IOCTL (sizeof(atm_ioctl_map)/sizeof(atm_ioctl_map[0]))
1525
1526
1527 static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
1528 {
1529 struct atm_iobuf __user *iobuf;
1530 struct atm_iobuf32 __user *iobuf32;
1531 u32 data;
1532 void __user *datap;
1533 int len, err;
1534
1535 iobuf = compat_alloc_user_space(sizeof(*iobuf));
1536 iobuf32 = compat_ptr(arg);
1537
1538 if (get_user(len, &iobuf32->length) ||
1539 get_user(data, &iobuf32->buffer))
1540 return -EFAULT;
1541 datap = compat_ptr(data);
1542 if (put_user(len, &iobuf->length) ||
1543 put_user(datap, &iobuf->buffer))
1544 return -EFAULT;
1545
1546 err = sys_ioctl(fd, cmd, (unsigned long)iobuf);
1547
1548 if (!err) {
1549 if (copy_in_user(&iobuf32->length, &iobuf->length,
1550 sizeof(int)))
1551 err = -EFAULT;
1552 }
1553
1554 return err;
1555 }
1556
1557 static int do_atmif_sioc(unsigned int fd, unsigned int cmd, unsigned long arg)
1558 {
1559 struct atmif_sioc __user *sioc;
1560 struct atmif_sioc32 __user *sioc32;
1561 u32 data;
1562 void __user *datap;
1563 int err;
1564
1565 sioc = compat_alloc_user_space(sizeof(*sioc));
1566 sioc32 = compat_ptr(arg);
1567
1568 if (copy_in_user(&sioc->number, &sioc32->number, 2 * sizeof(int)) ||
1569 get_user(data, &sioc32->arg))
1570 return -EFAULT;
1571 datap = compat_ptr(data);
1572 if (put_user(datap, &sioc->arg))
1573 return -EFAULT;
1574
1575 err = sys_ioctl(fd, cmd, (unsigned long) sioc);
1576
1577 if (!err) {
1578 if (copy_in_user(&sioc32->length, &sioc->length,
1579 sizeof(int)))
1580 err = -EFAULT;
1581 }
1582 return err;
1583 }
1584
1585 static int do_atm_ioctl(unsigned int fd, unsigned int cmd32, unsigned long arg)
1586 {
1587 int i;
1588 unsigned int cmd = 0;
1589
1590 switch (cmd32) {
1591 case SONET_GETSTAT:
1592 case SONET_GETSTATZ:
1593 case SONET_GETDIAG:
1594 case SONET_SETDIAG:
1595 case SONET_CLRDIAG:
1596 case SONET_SETFRAMING:
1597 case SONET_GETFRAMING:
1598 case SONET_GETFRSENSE:
1599 return do_atmif_sioc(fd, cmd32, arg);
1600 }
1601
1602 for (i = 0; i < NR_ATM_IOCTL; i++) {
1603 if (cmd32 == atm_ioctl_map[i].cmd32) {
1604 cmd = atm_ioctl_map[i].cmd;
1605 break;
1606 }
1607 }
1608 if (i == NR_ATM_IOCTL)
1609 return -EINVAL;
1610
1611 switch (cmd) {
1612 case ATM_GETNAMES:
1613 return do_atm_iobuf(fd, cmd, arg);
1614
1615 case ATM_GETLINKRATE:
1616 case ATM_GETTYPE:
1617 case ATM_GETESI:
1618 case ATM_GETADDR:
1619 case ATM_RSTADDR:
1620 case ATM_ADDADDR:
1621 case ATM_DELADDR:
1622 case ATM_GETCIRANGE:
1623 case ATM_SETCIRANGE:
1624 case ATM_SETESI:
1625 case ATM_SETESIF:
1626 case ATM_GETSTAT:
1627 case ATM_GETSTATZ:
1628 case ATM_GETLOOP:
1629 case ATM_SETLOOP:
1630 case ATM_QUERYLOOP:
1631 return do_atmif_sioc(fd, cmd, arg);
1632 }
1633
1634 return -EINVAL;
1635 }
1636
1637 static __attribute_used__ int
1638 ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
1639 {
1640 return -EINVAL;
1641 }
1642
1643 static int broken_blkgetsize(unsigned int fd, unsigned int cmd, unsigned long arg)
1644 {
1645 /* The mkswap binary hard codes it to Intel value :-((( */
1646 return w_long(fd, BLKGETSIZE, arg);
1647 }
1648
1649 struct blkpg_ioctl_arg32 {
1650 compat_int_t op;
1651 compat_int_t flags;
1652 compat_int_t datalen;
1653 compat_caddr_t data;
1654 };
1655
1656 static int blkpg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1657 {
1658 struct blkpg_ioctl_arg32 __user *ua32 = compat_ptr(arg);
1659 struct blkpg_ioctl_arg __user *a = compat_alloc_user_space(sizeof(*a));
1660 compat_caddr_t udata;
1661 compat_int_t n;
1662 int err;
1663
1664 err = get_user(n, &ua32->op);
1665 err |= put_user(n, &a->op);
1666 err |= get_user(n, &ua32->flags);
1667 err |= put_user(n, &a->flags);
1668 err |= get_user(n, &ua32->datalen);
1669 err |= put_user(n, &a->datalen);
1670 err |= get_user(udata, &ua32->data);
1671 err |= put_user(compat_ptr(udata), &a->data);
1672 if (err)
1673 return err;
1674
1675 return sys_ioctl(fd, cmd, (unsigned long)a);
1676 }
1677
1678 static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
1679 {
1680 return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
1681 }
1682
1683 /* Fix sizeof(sizeof()) breakage */
1684 #define BLKBSZGET_32 _IOR(0x12,112,int)
1685 #define BLKBSZSET_32 _IOW(0x12,113,int)
1686 #define BLKGETSIZE64_32 _IOR(0x12,114,int)
1687
1688 static int do_blkbszget(unsigned int fd, unsigned int cmd, unsigned long arg)
1689 {
1690 return sys_ioctl(fd, BLKBSZGET, (unsigned long)compat_ptr(arg));
1691 }
1692
1693 static int do_blkbszset(unsigned int fd, unsigned int cmd, unsigned long arg)
1694 {
1695 return sys_ioctl(fd, BLKBSZSET, (unsigned long)compat_ptr(arg));
1696 }
1697
1698 static int do_blkgetsize64(unsigned int fd, unsigned int cmd,
1699 unsigned long arg)
1700 {
1701 return sys_ioctl(fd, BLKGETSIZE64, (unsigned long)compat_ptr(arg));
1702 }
1703
1704 /* Bluetooth ioctls */
1705 #define HCIUARTSETPROTO _IOW('U', 200, int)
1706 #define HCIUARTGETPROTO _IOR('U', 201, int)
1707
1708 #define BNEPCONNADD _IOW('B', 200, int)
1709 #define BNEPCONNDEL _IOW('B', 201, int)
1710 #define BNEPGETCONNLIST _IOR('B', 210, int)
1711 #define BNEPGETCONNINFO _IOR('B', 211, int)
1712
1713 #define CMTPCONNADD _IOW('C', 200, int)
1714 #define CMTPCONNDEL _IOW('C', 201, int)
1715 #define CMTPGETCONNLIST _IOR('C', 210, int)
1716 #define CMTPGETCONNINFO _IOR('C', 211, int)
1717
1718 #define HIDPCONNADD _IOW('H', 200, int)
1719 #define HIDPCONNDEL _IOW('H', 201, int)
1720 #define HIDPGETCONNLIST _IOR('H', 210, int)
1721 #define HIDPGETCONNINFO _IOR('H', 211, int)
1722
1723 struct floppy_struct32 {
1724 compat_uint_t size;
1725 compat_uint_t sect;
1726 compat_uint_t head;
1727 compat_uint_t track;
1728 compat_uint_t stretch;
1729 unsigned char gap;
1730 unsigned char rate;
1731 unsigned char spec1;
1732 unsigned char fmt_gap;
1733 const compat_caddr_t name;
1734 };
1735
1736 struct floppy_drive_params32 {
1737 char cmos;
1738 compat_ulong_t max_dtr;
1739 compat_ulong_t hlt;
1740 compat_ulong_t hut;
1741 compat_ulong_t srt;
1742 compat_ulong_t spinup;
1743 compat_ulong_t spindown;
1744 unsigned char spindown_offset;
1745 unsigned char select_delay;
1746 unsigned char rps;
1747 unsigned char tracks;
1748 compat_ulong_t timeout;
1749 unsigned char interleave_sect;
1750 struct floppy_max_errors max_errors;
1751 char flags;
1752 char read_track;
1753 short autodetect[8];
1754 compat_int_t checkfreq;
1755 compat_int_t native_format;
1756 };
1757
1758 struct floppy_drive_struct32 {
1759 signed char flags;
1760 compat_ulong_t spinup_date;
1761 compat_ulong_t select_date;
1762 compat_ulong_t first_read_date;
1763 short probed_format;
1764 short track;
1765 short maxblock;
1766 short maxtrack;
1767 compat_int_t generation;
1768 compat_int_t keep_data;
1769 compat_int_t fd_ref;
1770 compat_int_t fd_device;
1771 compat_int_t last_checked;
1772 compat_caddr_t dmabuf;
1773 compat_int_t bufblocks;
1774 };
1775
1776 struct floppy_fdc_state32 {
1777 compat_int_t spec1;
1778 compat_int_t spec2;
1779 compat_int_t dtr;
1780 unsigned char version;
1781 unsigned char dor;
1782 compat_ulong_t address;
1783 unsigned int rawcmd:2;
1784 unsigned int reset:1;
1785 unsigned int need_configure:1;
1786 unsigned int perp_mode:2;
1787 unsigned int has_fifo:1;
1788 unsigned int driver_version;
1789 unsigned char track[4];
1790 };
1791
1792 struct floppy_write_errors32 {
1793 unsigned int write_errors;
1794 compat_ulong_t first_error_sector;
1795 compat_int_t first_error_generation;
1796 compat_ulong_t last_error_sector;
1797 compat_int_t last_error_generation;
1798 compat_uint_t badness;
1799 };
1800
1801 #define FDSETPRM32 _IOW(2, 0x42, struct floppy_struct32)
1802 #define FDDEFPRM32 _IOW(2, 0x43, struct floppy_struct32)
1803 #define FDGETPRM32 _IOR(2, 0x04, struct floppy_struct32)
1804 #define FDSETDRVPRM32 _IOW(2, 0x90, struct floppy_drive_params32)
1805 #define FDGETDRVPRM32 _IOR(2, 0x11, struct floppy_drive_params32)
1806 #define FDGETDRVSTAT32 _IOR(2, 0x12, struct floppy_drive_struct32)
1807 #define FDPOLLDRVSTAT32 _IOR(2, 0x13, struct floppy_drive_struct32)
1808 #define FDGETFDCSTAT32 _IOR(2, 0x15, struct floppy_fdc_state32)
1809 #define FDWERRORGET32 _IOR(2, 0x17, struct floppy_write_errors32)
1810
1811 static struct {
1812 unsigned int cmd32;
1813 unsigned int cmd;
1814 } fd_ioctl_trans_table[] = {
1815 { FDSETPRM32, FDSETPRM },
1816 { FDDEFPRM32, FDDEFPRM },
1817 { FDGETPRM32, FDGETPRM },
1818 { FDSETDRVPRM32, FDSETDRVPRM },
1819 { FDGETDRVPRM32, FDGETDRVPRM },
1820 { FDGETDRVSTAT32, FDGETDRVSTAT },
1821 { FDPOLLDRVSTAT32, FDPOLLDRVSTAT },
1822 { FDGETFDCSTAT32, FDGETFDCSTAT },
1823 { FDWERRORGET32, FDWERRORGET }
1824 };
1825
1826 #define NR_FD_IOCTL_TRANS (sizeof(fd_ioctl_trans_table)/sizeof(fd_ioctl_trans_table[0]))
1827
1828 static int fd_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1829 {
1830 mm_segment_t old_fs = get_fs();
1831 void *karg = NULL;
1832 unsigned int kcmd = 0;
1833 int i, err;
1834
1835 for (i = 0; i < NR_FD_IOCTL_TRANS; i++)
1836 if (cmd == fd_ioctl_trans_table[i].cmd32) {
1837 kcmd = fd_ioctl_trans_table[i].cmd;
1838 break;
1839 }
1840 if (!kcmd)
1841 return -EINVAL;
1842
1843 switch (cmd) {
1844 case FDSETPRM32:
1845 case FDDEFPRM32:
1846 case FDGETPRM32:
1847 {
1848 compat_uptr_t name;
1849 struct floppy_struct32 __user *uf;
1850 struct floppy_struct *f;
1851
1852 uf = compat_ptr(arg);
1853 f = karg = kmalloc(sizeof(struct floppy_struct), GFP_KERNEL);
1854 if (!karg)
1855 return -ENOMEM;
1856 if (cmd == FDGETPRM32)
1857 break;
1858 err = __get_user(f->size, &uf->size);
1859 err |= __get_user(f->sect, &uf->sect);
1860 err |= __get_user(f->head, &uf->head);
1861 err |= __get_user(f->track, &uf->track);
1862 err |= __get_user(f->stretch, &uf->stretch);
1863 err |= __get_user(f->gap, &uf->gap);
1864 err |= __get_user(f->rate, &uf->rate);
1865 err |= __get_user(f->spec1, &uf->spec1);
1866 err |= __get_user(f->fmt_gap, &uf->fmt_gap);
1867 err |= __get_user(name, &uf->name);
1868 f->name = compat_ptr(name);
1869 if (err) {
1870 err = -EFAULT;
1871 goto out;
1872 }
1873 break;
1874 }
1875 case FDSETDRVPRM32:
1876 case FDGETDRVPRM32:
1877 {
1878 struct floppy_drive_params32 __user *uf;
1879 struct floppy_drive_params *f;
1880
1881 uf = compat_ptr(arg);
1882 f = karg = kmalloc(sizeof(struct floppy_drive_params), GFP_KERNEL);
1883 if (!karg)
1884 return -ENOMEM;
1885 if (cmd == FDGETDRVPRM32)
1886 break;
1887 err = __get_user(f->cmos, &uf->cmos);
1888 err |= __get_user(f->max_dtr, &uf->max_dtr);
1889 err |= __get_user(f->hlt, &uf->hlt);
1890 err |= __get_user(f->hut, &uf->hut);
1891 err |= __get_user(f->srt, &uf->srt);
1892 err |= __get_user(f->spinup, &uf->spinup);
1893 err |= __get_user(f->spindown, &uf->spindown);
1894 err |= __get_user(f->spindown_offset, &uf->spindown_offset);
1895 err |= __get_user(f->select_delay, &uf->select_delay);
1896 err |= __get_user(f->rps, &uf->rps);
1897 err |= __get_user(f->tracks, &uf->tracks);
1898 err |= __get_user(f->timeout, &uf->timeout);
1899 err |= __get_user(f->interleave_sect, &uf->interleave_sect);
1900 err |= __copy_from_user(&f->max_errors, &uf->max_errors, sizeof(f->max_errors));
1901 err |= __get_user(f->flags, &uf->flags);
1902 err |= __get_user(f->read_track, &uf->read_track);
1903 err |= __copy_from_user(f->autodetect, uf->autodetect, sizeof(f->autodetect));
1904 err |= __get_user(f->checkfreq, &uf->checkfreq);
1905 err |= __get_user(f->native_format, &uf->native_format);
1906 if (err) {
1907 err = -EFAULT;
1908 goto out;
1909 }
1910 break;
1911 }
1912 case FDGETDRVSTAT32:
1913 case FDPOLLDRVSTAT32:
1914 karg = kmalloc(sizeof(struct floppy_drive_struct), GFP_KERNEL);
1915 if (!karg)
1916 return -ENOMEM;
1917 break;
1918 case FDGETFDCSTAT32:
1919 karg = kmalloc(sizeof(struct floppy_fdc_state), GFP_KERNEL);
1920 if (!karg)
1921 return -ENOMEM;
1922 break;
1923 case FDWERRORGET32:
1924 karg = kmalloc(sizeof(struct floppy_write_errors), GFP_KERNEL);
1925 if (!karg)
1926 return -ENOMEM;
1927 break;
1928 default:
1929 return -EINVAL;
1930 }
1931 set_fs (KERNEL_DS);
1932 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1933 set_fs (old_fs);
1934 if (err)
1935 goto out;
1936 switch (cmd) {
1937 case FDGETPRM32:
1938 {
1939 struct floppy_struct *f = karg;
1940 struct floppy_struct32 __user *uf = compat_ptr(arg);
1941
1942 err = __put_user(f->size, &uf->size);
1943 err |= __put_user(f->sect, &uf->sect);
1944 err |= __put_user(f->head, &uf->head);
1945 err |= __put_user(f->track, &uf->track);
1946 err |= __put_user(f->stretch, &uf->stretch);
1947 err |= __put_user(f->gap, &uf->gap);
1948 err |= __put_user(f->rate, &uf->rate);
1949 err |= __put_user(f->spec1, &uf->spec1);
1950 err |= __put_user(f->fmt_gap, &uf->fmt_gap);
1951 err |= __put_user((u64)f->name, (compat_caddr_t __user *)&uf->name);
1952 break;
1953 }
1954 case FDGETDRVPRM32:
1955 {
1956 struct floppy_drive_params32 __user *uf;
1957 struct floppy_drive_params *f = karg;
1958
1959 uf = compat_ptr(arg);
1960 err = __put_user(f->cmos, &uf->cmos);
1961 err |= __put_user(f->max_dtr, &uf->max_dtr);
1962 err |= __put_user(f->hlt, &uf->hlt);
1963 err |= __put_user(f->hut, &uf->hut);
1964 err |= __put_user(f->srt, &uf->srt);
1965 err |= __put_user(f->spinup, &uf->spinup);
1966 err |= __put_user(f->spindown, &uf->spindown);
1967 err |= __put_user(f->spindown_offset, &uf->spindown_offset);
1968 err |= __put_user(f->select_delay, &uf->select_delay);
1969 err |= __put_user(f->rps, &uf->rps);
1970 err |= __put_user(f->tracks, &uf->tracks);
1971 err |= __put_user(f->timeout, &uf->timeout);
1972 err |= __put_user(f->interleave_sect, &uf->interleave_sect);
1973 err |= __copy_to_user(&uf->max_errors, &f->max_errors, sizeof(f->max_errors));
1974 err |= __put_user(f->flags, &uf->flags);
1975 err |= __put_user(f->read_track, &uf->read_track);
1976 err |= __copy_to_user(uf->autodetect, f->autodetect, sizeof(f->autodetect));
1977 err |= __put_user(f->checkfreq, &uf->checkfreq);
1978 err |= __put_user(f->native_format, &uf->native_format);
1979 break;
1980 }
1981 case FDGETDRVSTAT32:
1982 case FDPOLLDRVSTAT32:
1983 {
1984 struct floppy_drive_struct32 __user *uf;
1985 struct floppy_drive_struct *f = karg;
1986
1987 uf = compat_ptr(arg);
1988 err = __put_user(f->flags, &uf->flags);
1989 err |= __put_user(f->spinup_date, &uf->spinup_date);
1990 err |= __put_user(f->select_date, &uf->select_date);
1991 err |= __put_user(f->first_read_date, &uf->first_read_date);
1992 err |= __put_user(f->probed_format, &uf->probed_format);
1993 err |= __put_user(f->track, &uf->track);
1994 err |= __put_user(f->maxblock, &uf->maxblock);
1995 err |= __put_user(f->maxtrack, &uf->maxtrack);
1996 err |= __put_user(f->generation, &uf->generation);
1997 err |= __put_user(f->keep_data, &uf->keep_data);
1998 err |= __put_user(f->fd_ref, &uf->fd_ref);
1999 err |= __put_user(f->fd_device, &uf->fd_device);
2000 err |= __put_user(f->last_checked, &uf->last_checked);
2001 err |= __put_user((u64)f->dmabuf, &uf->dmabuf);
2002 err |= __put_user((u64)f->bufblocks, &uf->bufblocks);
2003 break;
2004 }
2005 case FDGETFDCSTAT32:
2006 {
2007 struct floppy_fdc_state32 __user *uf;
2008 struct floppy_fdc_state *f = karg;
2009
2010 uf = compat_ptr(arg);
2011 err = __put_user(f->spec1, &uf->spec1);
2012 err |= __put_user(f->spec2, &uf->spec2);
2013 err |= __put_user(f->dtr, &uf->dtr);
2014 err |= __put_user(f->version, &uf->version);
2015 err |= __put_user(f->dor, &uf->dor);
2016 err |= __put_user(f->address, &uf->address);
2017 err |= __copy_to_user((char __user *)&uf->address + sizeof(uf->address),
2018 (char *)&f->address + sizeof(f->address), sizeof(int));
2019 err |= __put_user(f->driver_version, &uf->driver_version);
2020 err |= __copy_to_user(uf->track, f->track, sizeof(f->track));
2021 break;
2022 }
2023 case FDWERRORGET32:
2024 {
2025 struct floppy_write_errors32 __user *uf;
2026 struct floppy_write_errors *f = karg;
2027
2028 uf = compat_ptr(arg);
2029 err = __put_user(f->write_errors, &uf->write_errors);
2030 err |= __put_user(f->first_error_sector, &uf->first_error_sector);
2031 err |= __put_user(f->first_error_generation, &uf->first_error_generation);
2032 err |= __put_user(f->last_error_sector, &uf->last_error_sector);
2033 err |= __put_user(f->last_error_generation, &uf->last_error_generation);
2034 err |= __put_user(f->badness, &uf->badness);
2035 break;
2036 }
2037 default:
2038 break;
2039 }
2040 if (err)
2041 err = -EFAULT;
2042
2043 out:
2044 kfree(karg);
2045 return err;
2046 }
2047
2048 struct mtd_oob_buf32 {
2049 u_int32_t start;
2050 u_int32_t length;
2051 compat_caddr_t ptr; /* unsigned char* */
2052 };
2053
2054 #define MEMWRITEOOB32 _IOWR('M',3,struct mtd_oob_buf32)
2055 #define MEMREADOOB32 _IOWR('M',4,struct mtd_oob_buf32)
2056
2057 static int mtd_rw_oob(unsigned int fd, unsigned int cmd, unsigned long arg)
2058 {
2059 struct mtd_oob_buf __user *buf = compat_alloc_user_space(sizeof(*buf));
2060 struct mtd_oob_buf32 __user *buf32 = compat_ptr(arg);
2061 u32 data;
2062 char __user *datap;
2063 unsigned int real_cmd;
2064 int err;
2065
2066 real_cmd = (cmd == MEMREADOOB32) ?
2067 MEMREADOOB : MEMWRITEOOB;
2068
2069 if (copy_in_user(&buf->start, &buf32->start,
2070 2 * sizeof(u32)) ||
2071 get_user(data, &buf32->ptr))
2072 return -EFAULT;
2073 datap = compat_ptr(data);
2074 if (put_user(datap, &buf->ptr))
2075 return -EFAULT;
2076
2077 err = sys_ioctl(fd, real_cmd, (unsigned long) buf);
2078
2079 if (!err) {
2080 if (copy_in_user(&buf32->start, &buf->start,
2081 2 * sizeof(u32)))
2082 err = -EFAULT;
2083 }
2084
2085 return err;
2086 }
2087
2088 #define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
2089 #define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
2090
2091 static long
2092 put_dirent32 (struct dirent *d, struct compat_dirent __user *d32)
2093 {
2094 if (!access_ok(VERIFY_WRITE, d32, sizeof(struct compat_dirent)))
2095 return -EFAULT;
2096
2097 __put_user(d->d_ino, &d32->d_ino);
2098 __put_user(d->d_off, &d32->d_off);
2099 __put_user(d->d_reclen, &d32->d_reclen);
2100 if (__copy_to_user(d32->d_name, d->d_name, d->d_reclen))
2101 return -EFAULT;
2102
2103 return 0;
2104 }
2105
2106 static int vfat_ioctl32(unsigned fd, unsigned cmd, unsigned long arg)
2107 {
2108 struct compat_dirent __user *p = compat_ptr(arg);
2109 int ret;
2110 mm_segment_t oldfs = get_fs();
2111 struct dirent d[2];
2112
2113 switch(cmd)
2114 {
2115 case VFAT_IOCTL_READDIR_BOTH32:
2116 cmd = VFAT_IOCTL_READDIR_BOTH;
2117 break;
2118 case VFAT_IOCTL_READDIR_SHORT32:
2119 cmd = VFAT_IOCTL_READDIR_SHORT;
2120 break;
2121 }
2122
2123 set_fs(KERNEL_DS);
2124 ret = sys_ioctl(fd,cmd,(unsigned long)&d);
2125 set_fs(oldfs);
2126 if (ret >= 0) {
2127 ret |= put_dirent32(&d[0], p);
2128 ret |= put_dirent32(&d[1], p + 1);
2129 }
2130 return ret;
2131 }
2132
2133 #define REISERFS_IOC_UNPACK32 _IOW(0xCD,1,int)
2134
2135 static int reiserfs_ioctl32(unsigned fd, unsigned cmd, unsigned long ptr)
2136 {
2137 if (cmd == REISERFS_IOC_UNPACK32)
2138 cmd = REISERFS_IOC_UNPACK;
2139
2140 return sys_ioctl(fd,cmd,ptr);
2141 }
2142
2143 struct raw32_config_request
2144 {
2145 compat_int_t raw_minor;
2146 __u64 block_major;
2147 __u64 block_minor;
2148 } __attribute__((packed));
2149
2150 static int get_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
2151 {
2152 int ret;
2153
2154 if (!access_ok(VERIFY_READ, user_req, sizeof(struct raw32_config_request)))
2155 return -EFAULT;
2156
2157 ret = __get_user(req->raw_minor, &user_req->raw_minor);
2158 ret |= __get_user(req->block_major, &user_req->block_major);
2159 ret |= __get_user(req->block_minor, &user_req->block_minor);
2160
2161 return ret ? -EFAULT : 0;
2162 }
2163
2164 static int set_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
2165 {
2166 int ret;
2167
2168 if (!access_ok(VERIFY_WRITE, user_req, sizeof(struct raw32_config_request)))
2169 return -EFAULT;
2170
2171 ret = __put_user(req->raw_minor, &user_req->raw_minor);
2172 ret |= __put_user(req->block_major, &user_req->block_major);
2173 ret |= __put_user(req->block_minor, &user_req->block_minor);
2174
2175 return ret ? -EFAULT : 0;
2176 }
2177
2178 static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2179 {
2180 int ret;
2181
2182 switch (cmd) {
2183 case RAW_SETBIND:
2184 case RAW_GETBIND: {
2185 struct raw_config_request req;
2186 struct raw32_config_request __user *user_req = compat_ptr(arg);
2187 mm_segment_t oldfs = get_fs();
2188
2189 if ((ret = get_raw32_request(&req, user_req)))
2190 return ret;
2191
2192 set_fs(KERNEL_DS);
2193 ret = sys_ioctl(fd,cmd,(unsigned long)&req);
2194 set_fs(oldfs);
2195
2196 if ((!ret) && (cmd == RAW_GETBIND)) {
2197 ret = set_raw32_request(&req, user_req);
2198 }
2199 break;
2200 }
2201 default:
2202 ret = sys_ioctl(fd, cmd, arg);
2203 break;
2204 }
2205 return ret;
2206 }
2207
2208 struct serial_struct32 {
2209 compat_int_t type;
2210 compat_int_t line;
2211 compat_uint_t port;
2212 compat_int_t irq;
2213 compat_int_t flags;
2214 compat_int_t xmit_fifo_size;
2215 compat_int_t custom_divisor;
2216 compat_int_t baud_base;
2217 unsigned short close_delay;
2218 char io_type;
2219 char reserved_char[1];
2220 compat_int_t hub6;
2221 unsigned short closing_wait; /* time to wait before closing */
2222 unsigned short closing_wait2; /* no longer used... */
2223 compat_uint_t iomem_base;
2224 unsigned short iomem_reg_shift;
2225 unsigned int port_high;
2226 /* compat_ulong_t iomap_base FIXME */
2227 compat_int_t reserved[1];
2228 };
2229
2230 static int serial_struct_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2231 {
2232 typedef struct serial_struct SS;
2233 typedef struct serial_struct32 SS32;
2234 struct serial_struct32 __user *ss32 = compat_ptr(arg);
2235 int err;
2236 struct serial_struct ss;
2237 mm_segment_t oldseg = get_fs();
2238 __u32 udata;
2239
2240 if (cmd == TIOCSSERIAL) {
2241 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
2242 return -EFAULT;
2243 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
2244 return -EFAULT;
2245 __get_user(udata, &ss32->iomem_base);
2246 ss.iomem_base = compat_ptr(udata);
2247 __get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift);
2248 __get_user(ss.port_high, &ss32->port_high);
2249 ss.iomap_base = 0UL;
2250 }
2251 set_fs(KERNEL_DS);
2252 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
2253 set_fs(oldseg);
2254 if (cmd == TIOCGSERIAL && err >= 0) {
2255 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
2256 return -EFAULT;
2257 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
2258 return -EFAULT;
2259 __put_user((unsigned long)ss.iomem_base >> 32 ?
2260 0xffffffff : (unsigned)(unsigned long)ss.iomem_base,
2261 &ss32->iomem_base);
2262 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift);
2263 __put_user(ss.port_high, &ss32->port_high);
2264
2265 }
2266 return err;
2267 }
2268
2269 struct usbdevfs_ctrltransfer32 {
2270 u8 bRequestType;
2271 u8 bRequest;
2272 u16 wValue;
2273 u16 wIndex;
2274 u16 wLength;
2275 u32 timeout; /* in milliseconds */
2276 compat_caddr_t data;
2277 };
2278
2279 #define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32)
2280
2281 static int do_usbdevfs_control(unsigned int fd, unsigned int cmd, unsigned long arg)
2282 {
2283 struct usbdevfs_ctrltransfer32 __user *p32 = compat_ptr(arg);
2284 struct usbdevfs_ctrltransfer __user *p;
2285 __u32 udata;
2286 p = compat_alloc_user_space(sizeof(*p));
2287 if (copy_in_user(p, p32, (sizeof(*p32) - sizeof(compat_caddr_t))) ||
2288 get_user(udata, &p32->data) ||
2289 put_user(compat_ptr(udata), &p->data))
2290 return -EFAULT;
2291 return sys_ioctl(fd, USBDEVFS_CONTROL, (unsigned long)p);
2292 }
2293
2294
2295 struct usbdevfs_bulktransfer32 {
2296 compat_uint_t ep;
2297 compat_uint_t len;
2298 compat_uint_t timeout; /* in milliseconds */
2299 compat_caddr_t data;
2300 };
2301
2302 #define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32)
2303
2304 static int do_usbdevfs_bulk(unsigned int fd, unsigned int cmd, unsigned long arg)
2305 {
2306 struct usbdevfs_bulktransfer32 __user *p32 = compat_ptr(arg);
2307 struct usbdevfs_bulktransfer __user *p;
2308 compat_uint_t n;
2309 compat_caddr_t addr;
2310
2311 p = compat_alloc_user_space(sizeof(*p));
2312
2313 if (get_user(n, &p32->ep) || put_user(n, &p->ep) ||
2314 get_user(n, &p32->len) || put_user(n, &p->len) ||
2315 get_user(n, &p32->timeout) || put_user(n, &p->timeout) ||
2316 get_user(addr, &p32->data) || put_user(compat_ptr(addr), &p->data))
2317 return -EFAULT;
2318
2319 return sys_ioctl(fd, USBDEVFS_BULK, (unsigned long)p);
2320 }
2321
2322
2323 /*
2324 * USBDEVFS_SUBMITURB, USBDEVFS_REAPURB and USBDEVFS_REAPURBNDELAY
2325 * are handled in usbdevfs core. -Christopher Li
2326 */
2327
2328 struct usbdevfs_disconnectsignal32 {
2329 compat_int_t signr;
2330 compat_caddr_t context;
2331 };
2332
2333 #define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32)
2334
2335 static int do_usbdevfs_discsignal(unsigned int fd, unsigned int cmd, unsigned long arg)
2336 {
2337 struct usbdevfs_disconnectsignal kdis;
2338 struct usbdevfs_disconnectsignal32 __user *udis;
2339 mm_segment_t old_fs;
2340 u32 uctx;
2341 int err;
2342
2343 udis = compat_ptr(arg);
2344
2345 if (get_user(kdis.signr, &udis->signr) ||
2346 __get_user(uctx, &udis->context))
2347 return -EFAULT;
2348
2349 kdis.context = compat_ptr(uctx);
2350
2351 old_fs = get_fs();
2352 set_fs(KERNEL_DS);
2353 err = sys_ioctl(fd, USBDEVFS_DISCSIGNAL, (unsigned long) &kdis);
2354 set_fs(old_fs);
2355
2356 return err;
2357 }
2358
2359 /*
2360 * I2C layer ioctls
2361 */
2362
2363 struct i2c_msg32 {
2364 u16 addr;
2365 u16 flags;
2366 u16 len;
2367 compat_caddr_t buf;
2368 };
2369
2370 struct i2c_rdwr_ioctl_data32 {
2371 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
2372 u32 nmsgs;
2373 };
2374
2375 struct i2c_smbus_ioctl_data32 {
2376 u8 read_write;
2377 u8 command;
2378 u32 size;
2379 compat_caddr_t data; /* union i2c_smbus_data *data */
2380 };
2381
2382 struct i2c_rdwr_aligned {
2383 struct i2c_rdwr_ioctl_data cmd;
2384 struct i2c_msg msgs[0];
2385 };
2386
2387 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2388 {
2389 struct i2c_rdwr_ioctl_data32 __user *udata = compat_ptr(arg);
2390 struct i2c_rdwr_aligned __user *tdata;
2391 struct i2c_msg __user *tmsgs;
2392 struct i2c_msg32 __user *umsgs;
2393 compat_caddr_t datap;
2394 int nmsgs, i;
2395
2396 if (get_user(nmsgs, &udata->nmsgs))
2397 return -EFAULT;
2398 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
2399 return -EINVAL;
2400
2401 if (get_user(datap, &udata->msgs))
2402 return -EFAULT;
2403 umsgs = compat_ptr(datap);
2404
2405 tdata = compat_alloc_user_space(sizeof(*tdata) +
2406 nmsgs * sizeof(struct i2c_msg));
2407 tmsgs = &tdata->msgs[0];
2408
2409 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
2410 put_user(tmsgs, &tdata->cmd.msgs))
2411 return -EFAULT;
2412
2413 for (i = 0; i < nmsgs; i++) {
2414 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
2415 return -EFAULT;
2416 if (get_user(datap, &umsgs[i].buf) ||
2417 put_user(compat_ptr(datap), &tmsgs[i].buf))
2418 return -EFAULT;
2419 }
2420 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2421 }
2422
2423 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2424 {
2425 struct i2c_smbus_ioctl_data __user *tdata;
2426 struct i2c_smbus_ioctl_data32 __user *udata;
2427 compat_caddr_t datap;
2428
2429 tdata = compat_alloc_user_space(sizeof(*tdata));
2430 if (tdata == NULL)
2431 return -ENOMEM;
2432 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
2433 return -EFAULT;
2434
2435 udata = compat_ptr(arg);
2436 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
2437 return -EFAULT;
2438
2439 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
2440 return -EFAULT;
2441 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
2442 return -EFAULT;
2443 if (__get_user(datap, &udata->data) ||
2444 __put_user(compat_ptr(datap), &tdata->data))
2445 return -EFAULT;
2446
2447 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2448 }
2449
2450 struct compat_iw_point {
2451 compat_caddr_t pointer;
2452 __u16 length;
2453 __u16 flags;
2454 };
2455
2456 static int do_wireless_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2457 {
2458 struct iwreq __user *iwr;
2459 struct iwreq __user *iwr_u;
2460 struct iw_point __user *iwp;
2461 struct compat_iw_point __user *iwp_u;
2462 compat_caddr_t pointer;
2463 __u16 length, flags;
2464
2465 iwr_u = compat_ptr(arg);
2466 iwp_u = (struct compat_iw_point __user *) &iwr_u->u.data;
2467 iwr = compat_alloc_user_space(sizeof(*iwr));
2468 if (iwr == NULL)
2469 return -ENOMEM;
2470
2471 iwp = &iwr->u.data;
2472
2473 if (!access_ok(VERIFY_WRITE, iwr, sizeof(*iwr)))
2474 return -EFAULT;
2475
2476 if (__copy_in_user(&iwr->ifr_ifrn.ifrn_name[0],
2477 &iwr_u->ifr_ifrn.ifrn_name[0],
2478 sizeof(iwr->ifr_ifrn.ifrn_name)))
2479 return -EFAULT;
2480
2481 if (__get_user(pointer, &iwp_u->pointer) ||
2482 __get_user(length, &iwp_u->length) ||
2483 __get_user(flags, &iwp_u->flags))
2484 return -EFAULT;
2485
2486 if (__put_user(compat_ptr(pointer), &iwp->pointer) ||
2487 __put_user(length, &iwp->length) ||
2488 __put_user(flags, &iwp->flags))
2489 return -EFAULT;
2490
2491 return sys_ioctl(fd, cmd, (unsigned long) iwr);
2492 }
2493
2494 /* Since old style bridge ioctl's endup using SIOCDEVPRIVATE
2495 * for some operations; this forces use of the newer bridge-utils that
2496 * use compatiable ioctls
2497 */
2498 static int old_bridge_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2499 {
2500 u32 tmp;
2501
2502 if (get_user(tmp, (u32 __user *) arg))
2503 return -EFAULT;
2504 if (tmp == BRCTL_GET_VERSION)
2505 return BRCTL_VERSION + 1;
2506 return -EINVAL;
2507 }
2508
2509 #define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
2510 #define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
2511 #define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
2512 #define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
2513
2514 static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2515 {
2516 mm_segment_t oldfs = get_fs();
2517 compat_ulong_t val32;
2518 unsigned long kval;
2519 int ret;
2520
2521 switch (cmd) {
2522 case RTC_IRQP_READ32:
2523 case RTC_EPOCH_READ32:
2524 set_fs(KERNEL_DS);
2525 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
2526 RTC_IRQP_READ : RTC_EPOCH_READ,
2527 (unsigned long)&kval);
2528 set_fs(oldfs);
2529 if (ret)
2530 return ret;
2531 val32 = kval;
2532 return put_user(val32, (unsigned int __user *)arg);
2533 case RTC_IRQP_SET32:
2534 return sys_ioctl(fd, RTC_IRQP_SET, arg);
2535 case RTC_EPOCH_SET32:
2536 return sys_ioctl(fd, RTC_EPOCH_SET, arg);
2537 default:
2538 /* unreached */
2539 return -ENOIOCTLCMD;
2540 }
2541 }
2542
2543 #if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
2544 struct ncp_ioctl_request_32 {
2545 u32 function;
2546 u32 size;
2547 compat_caddr_t data;
2548 };
2549
2550 struct ncp_fs_info_v2_32 {
2551 s32 version;
2552 u32 mounted_uid;
2553 u32 connection;
2554 u32 buffer_size;
2555
2556 u32 volume_number;
2557 u32 directory_id;
2558
2559 u32 dummy1;
2560 u32 dummy2;
2561 u32 dummy3;
2562 };
2563
2564 struct ncp_objectname_ioctl_32
2565 {
2566 s32 auth_type;
2567 u32 object_name_len;
2568 compat_caddr_t object_name; /* an userspace data, in most cases user name */
2569 };
2570
2571 struct ncp_privatedata_ioctl_32
2572 {
2573 u32 len;
2574 compat_caddr_t data; /* ~1000 for NDS */
2575 };
2576
2577 #define NCP_IOC_NCPREQUEST_32 _IOR('n', 1, struct ncp_ioctl_request_32)
2578 #define NCP_IOC_GETMOUNTUID2_32 _IOW('n', 2, u32)
2579 #define NCP_IOC_GET_FS_INFO_V2_32 _IOWR('n', 4, struct ncp_fs_info_v2_32)
2580 #define NCP_IOC_GETOBJECTNAME_32 _IOWR('n', 9, struct ncp_objectname_ioctl_32)
2581 #define NCP_IOC_SETOBJECTNAME_32 _IOR('n', 9, struct ncp_objectname_ioctl_32)
2582 #define NCP_IOC_GETPRIVATEDATA_32 _IOWR('n', 10, struct ncp_privatedata_ioctl_32)
2583 #define NCP_IOC_SETPRIVATEDATA_32 _IOR('n', 10, struct ncp_privatedata_ioctl_32)
2584
2585 static int do_ncp_ncprequest(unsigned int fd, unsigned int cmd, unsigned long arg)
2586 {
2587 struct ncp_ioctl_request_32 n32;
2588 struct ncp_ioctl_request __user *p = compat_alloc_user_space(sizeof(*p));
2589
2590 if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)) ||
2591 put_user(n32.function, &p->function) ||
2592 put_user(n32.size, &p->size) ||
2593 put_user(compat_ptr(n32.data), &p->data))
2594 return -EFAULT;
2595
2596 return sys_ioctl(fd, NCP_IOC_NCPREQUEST, (unsigned long)p);
2597 }
2598
2599 static int do_ncp_getmountuid2(unsigned int fd, unsigned int cmd, unsigned long arg)
2600 {
2601 mm_segment_t old_fs = get_fs();
2602 __kernel_uid_t kuid;
2603 int err;
2604
2605 cmd = NCP_IOC_GETMOUNTUID2;
2606
2607 set_fs(KERNEL_DS);
2608 err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
2609 set_fs(old_fs);
2610
2611 if (!err)
2612 err = put_user(kuid,
2613 (unsigned int __user *) compat_ptr(arg));
2614
2615 return err;
2616 }
2617
2618 static int do_ncp_getfsinfo2(unsigned int fd, unsigned int cmd, unsigned long arg)
2619 {
2620 mm_segment_t old_fs = get_fs();
2621 struct ncp_fs_info_v2_32 n32;
2622 struct ncp_fs_info_v2 n;
2623 int err;
2624
2625 if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)))
2626 return -EFAULT;
2627 if (n32.version != NCP_GET_FS_INFO_VERSION_V2)
2628 return -EINVAL;
2629 n.version = NCP_GET_FS_INFO_VERSION_V2;
2630
2631 set_fs(KERNEL_DS);
2632 err = sys_ioctl(fd, NCP_IOC_GET_FS_INFO_V2, (unsigned long)&n);
2633 set_fs(old_fs);
2634
2635 if (!err) {
2636 n32.version = n.version;
2637 n32.mounted_uid = n.mounted_uid;
2638 n32.connection = n.connection;
2639 n32.buffer_size = n.buffer_size;
2640 n32.volume_number = n.volume_number;
2641 n32.directory_id = n.directory_id;
2642 n32.dummy1 = n.dummy1;
2643 n32.dummy2 = n.dummy2;
2644 n32.dummy3 = n.dummy3;
2645 err = copy_to_user(compat_ptr(arg), &n32, sizeof(n32)) ? -EFAULT : 0;
2646 }
2647 return err;
2648 }
2649
2650 static int do_ncp_getobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
2651 {
2652 struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
2653 struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
2654 s32 auth_type;
2655 u32 name_len;
2656 int err;
2657
2658 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2659 put_user(n32.object_name_len, &p->object_name_len) ||
2660 put_user(compat_ptr(n32.object_name), &p->object_name))
2661 return -EFAULT;
2662
2663 err = sys_ioctl(fd, NCP_IOC_GETOBJECTNAME, (unsigned long)p);
2664 if (err)
2665 return err;
2666
2667 if (get_user(auth_type, &p->auth_type) ||
2668 put_user(auth_type, &p32->auth_type) ||
2669 get_user(name_len, &p->object_name_len) ||
2670 put_user(name_len, &p32->object_name_len))
2671 return -EFAULT;
2672
2673 return 0;
2674 }
2675
2676 static int do_ncp_setobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
2677 {
2678 struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
2679 struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
2680
2681 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2682 put_user(n32.auth_type, &p->auth_type) ||
2683 put_user(n32.object_name_len, &p->object_name_len) ||
2684 put_user(compat_ptr(n32.object_name), &p->object_name))
2685 return -EFAULT;
2686
2687 return sys_ioctl(fd, NCP_IOC_SETOBJECTNAME, (unsigned long)p);
2688 }
2689
2690 static int do_ncp_getprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
2691 {
2692 struct ncp_privatedata_ioctl_32 n32, __user *p32 = compat_ptr(arg);
2693 struct ncp_privatedata_ioctl __user *p =
2694 compat_alloc_user_space(sizeof(*p));
2695 u32 len;
2696 int err;
2697
2698 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2699 put_user(n32.len, &p->len) ||
2700 put_user(compat_ptr(n32.data), &p->data))
2701 return -EFAULT;
2702
2703 err = sys_ioctl(fd, NCP_IOC_GETPRIVATEDATA, (unsigned long)p);
2704 if (err)
2705 return err;
2706
2707 if (get_user(len, &p->len) ||
2708 put_user(len, &p32->len))
2709 return -EFAULT;
2710
2711 return 0;
2712 }
2713
2714 static int do_ncp_setprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
2715 {
2716 struct ncp_privatedata_ioctl_32 n32;
2717 struct ncp_privatedata_ioctl_32 __user *p32 = compat_ptr(arg);
2718 struct ncp_privatedata_ioctl __user *p =
2719 compat_alloc_user_space(sizeof(*p));
2720
2721 if (copy_from_user(&n32, p32, sizeof(n32)) ||
2722 put_user(n32.len, &p->len) ||
2723 put_user(compat_ptr(n32.data), &p->data))
2724 return -EFAULT;
2725
2726 return sys_ioctl(fd, NCP_IOC_SETPRIVATEDATA, (unsigned long)p);
2727 }
2728 #endif
2729
2730 static int
2731 lp_timeout_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
2732 {
2733 struct compat_timeval __user *tc = (struct compat_timeval __user *)arg;
2734 struct timeval __user *tn = compat_alloc_user_space(sizeof(struct timeval));
2735 struct timeval ts;
2736 if (get_user(ts.tv_sec, &tc->tv_sec) ||
2737 get_user(ts.tv_usec, &tc->tv_usec) ||
2738 put_user(ts.tv_sec, &tn->tv_sec) ||
2739 put_user(ts.tv_usec, &tn->tv_usec))
2740 return -EFAULT;
2741 return sys_ioctl(fd, cmd, (unsigned long)tn);
2742 }
2743
2744 #define HANDLE_IOCTL(cmd,handler) \
2745 { (cmd), (ioctl_trans_handler_t)(handler) },
2746
2747 /* pointer to compatible structure or no argument */
2748 #define COMPATIBLE_IOCTL(cmd) \
2749 { (cmd), do_ioctl32_pointer },
2750
2751 /* argument is an unsigned long integer, not a pointer */
2752 #define ULONG_IOCTL(cmd) \
2753 { (cmd), (ioctl_trans_handler_t)sys_ioctl },
2754
2755
2756 struct ioctl_trans ioctl_start[] = {
2757 #include <linux/compat_ioctl.h>
2758 HANDLE_IOCTL(MEMREADOOB32, mtd_rw_oob)
2759 HANDLE_IOCTL(MEMWRITEOOB32, mtd_rw_oob)
2760 #ifdef CONFIG_NET
2761 HANDLE_IOCTL(SIOCGIFNAME, dev_ifname32)
2762 HANDLE_IOCTL(SIOCGIFCONF, dev_ifconf)
2763 HANDLE_IOCTL(SIOCGIFFLAGS, dev_ifsioc)
2764 HANDLE_IOCTL(SIOCSIFFLAGS, dev_ifsioc)
2765 HANDLE_IOCTL(SIOCGIFMETRIC, dev_ifsioc)
2766 HANDLE_IOCTL(SIOCSIFMETRIC, dev_ifsioc)
2767 HANDLE_IOCTL(SIOCGIFMTU, dev_ifsioc)
2768 HANDLE_IOCTL(SIOCSIFMTU, dev_ifsioc)
2769 HANDLE_IOCTL(SIOCGIFMEM, dev_ifsioc)
2770 HANDLE_IOCTL(SIOCSIFMEM, dev_ifsioc)
2771 HANDLE_IOCTL(SIOCGIFHWADDR, dev_ifsioc)
2772 HANDLE_IOCTL(SIOCSIFHWADDR, dev_ifsioc)
2773 HANDLE_IOCTL(SIOCADDMULTI, dev_ifsioc)
2774 HANDLE_IOCTL(SIOCDELMULTI, dev_ifsioc)
2775 HANDLE_IOCTL(SIOCGIFINDEX, dev_ifsioc)
2776 HANDLE_IOCTL(SIOCGIFMAP, dev_ifsioc)
2777 HANDLE_IOCTL(SIOCSIFMAP, dev_ifsioc)
2778 HANDLE_IOCTL(SIOCGIFADDR, dev_ifsioc)
2779 HANDLE_IOCTL(SIOCSIFADDR, dev_ifsioc)
2780
2781 /* ioctls used by appletalk ddp.c */
2782 HANDLE_IOCTL(SIOCATALKDIFADDR, dev_ifsioc)
2783 HANDLE_IOCTL(SIOCDIFADDR, dev_ifsioc)
2784 HANDLE_IOCTL(SIOCSARP, dev_ifsioc)
2785 HANDLE_IOCTL(SIOCDARP, dev_ifsioc)
2786
2787 HANDLE_IOCTL(SIOCGIFBRDADDR, dev_ifsioc)
2788 HANDLE_IOCTL(SIOCSIFBRDADDR, dev_ifsioc)
2789 HANDLE_IOCTL(SIOCGIFDSTADDR, dev_ifsioc)
2790 HANDLE_IOCTL(SIOCSIFDSTADDR, dev_ifsioc)
2791 HANDLE_IOCTL(SIOCGIFNETMASK, dev_ifsioc)
2792 HANDLE_IOCTL(SIOCSIFNETMASK, dev_ifsioc)
2793 HANDLE_IOCTL(SIOCSIFPFLAGS, dev_ifsioc)
2794 HANDLE_IOCTL(SIOCGIFPFLAGS, dev_ifsioc)
2795 HANDLE_IOCTL(SIOCGIFTXQLEN, dev_ifsioc)
2796 HANDLE_IOCTL(SIOCSIFTXQLEN, dev_ifsioc)
2797 HANDLE_IOCTL(TUNSETIFF, dev_ifsioc)
2798 HANDLE_IOCTL(SIOCETHTOOL, ethtool_ioctl)
2799 HANDLE_IOCTL(SIOCBONDENSLAVE, bond_ioctl)
2800 HANDLE_IOCTL(SIOCBONDRELEASE, bond_ioctl)
2801 HANDLE_IOCTL(SIOCBONDSETHWADDR, bond_ioctl)
2802 HANDLE_IOCTL(SIOCBONDSLAVEINFOQUERY, bond_ioctl)
2803 HANDLE_IOCTL(SIOCBONDINFOQUERY, bond_ioctl)
2804 HANDLE_IOCTL(SIOCBONDCHANGEACTIVE, bond_ioctl)
2805 HANDLE_IOCTL(SIOCADDRT, routing_ioctl)
2806 HANDLE_IOCTL(SIOCDELRT, routing_ioctl)
2807 HANDLE_IOCTL(SIOCBRADDIF, dev_ifsioc)
2808 HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
2809 /* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
2810 HANDLE_IOCTL(SIOCRTMSG, ret_einval)
2811 HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
2812 #endif
2813 HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)
2814 HANDLE_IOCTL(BLKRAGET, w_long)
2815 HANDLE_IOCTL(BLKGETSIZE, w_long)
2816 HANDLE_IOCTL(0x1260, broken_blkgetsize)
2817 HANDLE_IOCTL(BLKFRAGET, w_long)
2818 HANDLE_IOCTL(BLKSECTGET, w_long)
2819 HANDLE_IOCTL(BLKPG, blkpg_ioctl_trans)
2820 HANDLE_IOCTL(HDIO_GET_KEEPSETTINGS, hdio_ioctl_trans)
2821 HANDLE_IOCTL(HDIO_GET_UNMASKINTR, hdio_ioctl_trans)
2822 HANDLE_IOCTL(HDIO_GET_DMA, hdio_ioctl_trans)
2823 HANDLE_IOCTL(HDIO_GET_32BIT, hdio_ioctl_trans)
2824 HANDLE_IOCTL(HDIO_GET_MULTCOUNT, hdio_ioctl_trans)
2825 HANDLE_IOCTL(HDIO_GET_NOWERR, hdio_ioctl_trans)
2826 HANDLE_IOCTL(HDIO_GET_NICE, hdio_ioctl_trans)
2827 HANDLE_IOCTL(FDSETPRM32, fd_ioctl_trans)
2828 HANDLE_IOCTL(FDDEFPRM32, fd_ioctl_trans)
2829 HANDLE_IOCTL(FDGETPRM32, fd_ioctl_trans)
2830 HANDLE_IOCTL(FDSETDRVPRM32, fd_ioctl_trans)
2831 HANDLE_IOCTL(FDGETDRVPRM32, fd_ioctl_trans)
2832 HANDLE_IOCTL(FDGETDRVSTAT32, fd_ioctl_trans)
2833 HANDLE_IOCTL(FDPOLLDRVSTAT32, fd_ioctl_trans)
2834 HANDLE_IOCTL(FDGETFDCSTAT32, fd_ioctl_trans)
2835 HANDLE_IOCTL(FDWERRORGET32, fd_ioctl_trans)
2836 HANDLE_IOCTL(SG_IO,sg_ioctl_trans)
2837 HANDLE_IOCTL(SG_GET_REQUEST_TABLE, sg_grt_trans)
2838 HANDLE_IOCTL(PPPIOCGIDLE32, ppp_ioctl_trans)
2839 HANDLE_IOCTL(PPPIOCSCOMPRESS32, ppp_ioctl_trans)
2840 HANDLE_IOCTL(PPPIOCSPASS32, ppp_sock_fprog_ioctl_trans)
2841 HANDLE_IOCTL(PPPIOCSACTIVE32, ppp_sock_fprog_ioctl_trans)
2842 HANDLE_IOCTL(MTIOCGET32, mt_ioctl_trans)
2843 HANDLE_IOCTL(MTIOCPOS32, mt_ioctl_trans)
2844 HANDLE_IOCTL(CDROMREADAUDIO, cdrom_ioctl_trans)
2845 HANDLE_IOCTL(CDROM_SEND_PACKET, cdrom_ioctl_trans)
2846 HANDLE_IOCTL(LOOP_SET_STATUS, loop_status)
2847 HANDLE_IOCTL(LOOP_GET_STATUS, loop_status)
2848 #define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
2849 HANDLE_IOCTL(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout)
2850 #ifdef CONFIG_VT
2851 HANDLE_IOCTL(PIO_FONTX, do_fontx_ioctl)
2852 HANDLE_IOCTL(GIO_FONTX, do_fontx_ioctl)
2853 HANDLE_IOCTL(PIO_UNIMAP, do_unimap_ioctl)
2854 HANDLE_IOCTL(GIO_UNIMAP, do_unimap_ioctl)
2855 HANDLE_IOCTL(KDFONTOP, do_kdfontop_ioctl)
2856 #endif
2857 HANDLE_IOCTL(EXT2_IOC32_GETFLAGS, do_ext2_ioctl)
2858 HANDLE_IOCTL(EXT2_IOC32_SETFLAGS, do_ext2_ioctl)
2859 HANDLE_IOCTL(EXT2_IOC32_GETVERSION, do_ext2_ioctl)
2860 HANDLE_IOCTL(EXT2_IOC32_SETVERSION, do_ext2_ioctl)
2861 HANDLE_IOCTL(EXT3_IOC32_GETVERSION, do_ext3_ioctl)
2862 HANDLE_IOCTL(EXT3_IOC32_SETVERSION, do_ext3_ioctl)
2863 HANDLE_IOCTL(EXT3_IOC32_GETRSVSZ, do_ext3_ioctl)
2864 HANDLE_IOCTL(EXT3_IOC32_SETRSVSZ, do_ext3_ioctl)
2865 HANDLE_IOCTL(EXT3_IOC32_GROUP_EXTEND, do_ext3_ioctl)
2866 COMPATIBLE_IOCTL(EXT3_IOC_GROUP_ADD)
2867 #ifdef CONFIG_JBD_DEBUG
2868 HANDLE_IOCTL(EXT3_IOC32_WAIT_FOR_READONLY, do_ext3_ioctl)
2869 #endif
2870 /* One SMB ioctl needs translations. */
2871 #define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
2872 HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
2873 HANDLE_IOCTL(ATM_GETLINKRATE32, do_atm_ioctl)
2874 HANDLE_IOCTL(ATM_GETNAMES32, do_atm_ioctl)
2875 HANDLE_IOCTL(ATM_GETTYPE32, do_atm_ioctl)
2876 HANDLE_IOCTL(ATM_GETESI32, do_atm_ioctl)
2877 HANDLE_IOCTL(ATM_GETADDR32, do_atm_ioctl)
2878 HANDLE_IOCTL(ATM_RSTADDR32, do_atm_ioctl)
2879 HANDLE_IOCTL(ATM_ADDADDR32, do_atm_ioctl)
2880 HANDLE_IOCTL(ATM_DELADDR32, do_atm_ioctl)
2881 HANDLE_IOCTL(ATM_GETCIRANGE32, do_atm_ioctl)
2882 HANDLE_IOCTL(ATM_SETCIRANGE32, do_atm_ioctl)
2883 HANDLE_IOCTL(ATM_SETESI32, do_atm_ioctl)
2884 HANDLE_IOCTL(ATM_SETESIF32, do_atm_ioctl)
2885 HANDLE_IOCTL(ATM_GETSTAT32, do_atm_ioctl)
2886 HANDLE_IOCTL(ATM_GETSTATZ32, do_atm_ioctl)
2887 HANDLE_IOCTL(ATM_GETLOOP32, do_atm_ioctl)
2888 HANDLE_IOCTL(ATM_SETLOOP32, do_atm_ioctl)
2889 HANDLE_IOCTL(ATM_QUERYLOOP32, do_atm_ioctl)
2890 HANDLE_IOCTL(SONET_GETSTAT, do_atm_ioctl)
2891 HANDLE_IOCTL(SONET_GETSTATZ, do_atm_ioctl)
2892 HANDLE_IOCTL(SONET_GETDIAG, do_atm_ioctl)
2893 HANDLE_IOCTL(SONET_SETDIAG, do_atm_ioctl)
2894 HANDLE_IOCTL(SONET_CLRDIAG, do_atm_ioctl)
2895 HANDLE_IOCTL(SONET_SETFRAMING, do_atm_ioctl)
2896 HANDLE_IOCTL(SONET_GETFRAMING, do_atm_ioctl)
2897 HANDLE_IOCTL(SONET_GETFRSENSE, do_atm_ioctl)
2898 /* block stuff */
2899 HANDLE_IOCTL(BLKBSZGET_32, do_blkbszget)
2900 HANDLE_IOCTL(BLKBSZSET_32, do_blkbszset)
2901 HANDLE_IOCTL(BLKGETSIZE64_32, do_blkgetsize64)
2902 /* vfat */
2903 HANDLE_IOCTL(VFAT_IOCTL_READDIR_BOTH32, vfat_ioctl32)
2904 HANDLE_IOCTL(VFAT_IOCTL_READDIR_SHORT32, vfat_ioctl32)
2905 HANDLE_IOCTL(REISERFS_IOC_UNPACK32, reiserfs_ioctl32)
2906 /* Raw devices */
2907 HANDLE_IOCTL(RAW_SETBIND, raw_ioctl)
2908 HANDLE_IOCTL(RAW_GETBIND, raw_ioctl)
2909 /* Serial */
2910 HANDLE_IOCTL(TIOCGSERIAL, serial_struct_ioctl)
2911 HANDLE_IOCTL(TIOCSSERIAL, serial_struct_ioctl)
2912 #ifdef TIOCGLTC
2913 COMPATIBLE_IOCTL(TIOCGLTC)
2914 COMPATIBLE_IOCTL(TIOCSLTC)
2915 #endif
2916 #ifdef TIOCSTART
2917 /*
2918 * For these two we have defintions in ioctls.h and/or termios.h on
2919 * some architectures but no actual implemention. Some applications
2920 * like bash call them if they are defined in the headers, so we provide
2921 * entries here to avoid syslog message spew.
2922 */
2923 COMPATIBLE_IOCTL(TIOCSTART)
2924 COMPATIBLE_IOCTL(TIOCSTOP)
2925 #endif
2926 /* Usbdevfs */
2927 HANDLE_IOCTL(USBDEVFS_CONTROL32, do_usbdevfs_control)
2928 HANDLE_IOCTL(USBDEVFS_BULK32, do_usbdevfs_bulk)
2929 HANDLE_IOCTL(USBDEVFS_DISCSIGNAL32, do_usbdevfs_discsignal)
2930 COMPATIBLE_IOCTL(USBDEVFS_IOCTL32)
2931 /* i2c */
2932 HANDLE_IOCTL(I2C_FUNCS, w_long)
2933 HANDLE_IOCTL(I2C_RDWR, do_i2c_rdwr_ioctl)
2934 HANDLE_IOCTL(I2C_SMBUS, do_i2c_smbus_ioctl)
2935 /* wireless */
2936 HANDLE_IOCTL(SIOCGIWRANGE, do_wireless_ioctl)
2937 HANDLE_IOCTL(SIOCSIWSPY, do_wireless_ioctl)
2938 HANDLE_IOCTL(SIOCGIWSPY, do_wireless_ioctl)
2939 HANDLE_IOCTL(SIOCSIWTHRSPY, do_wireless_ioctl)
2940 HANDLE_IOCTL(SIOCGIWTHRSPY, do_wireless_ioctl)
2941 HANDLE_IOCTL(SIOCGIWAPLIST, do_wireless_ioctl)
2942 HANDLE_IOCTL(SIOCGIWSCAN, do_wireless_ioctl)
2943 HANDLE_IOCTL(SIOCSIWESSID, do_wireless_ioctl)
2944 HANDLE_IOCTL(SIOCGIWESSID, do_wireless_ioctl)
2945 HANDLE_IOCTL(SIOCSIWNICKN, do_wireless_ioctl)
2946 HANDLE_IOCTL(SIOCGIWNICKN, do_wireless_ioctl)
2947 HANDLE_IOCTL(SIOCSIWENCODE, do_wireless_ioctl)
2948 HANDLE_IOCTL(SIOCGIWENCODE, do_wireless_ioctl)
2949 HANDLE_IOCTL(SIOCSIFBR, old_bridge_ioctl)
2950 HANDLE_IOCTL(SIOCGIFBR, old_bridge_ioctl)
2951 HANDLE_IOCTL(RTC_IRQP_READ32, rtc_ioctl)
2952 HANDLE_IOCTL(RTC_IRQP_SET32, rtc_ioctl)
2953 HANDLE_IOCTL(RTC_EPOCH_READ32, rtc_ioctl)
2954 HANDLE_IOCTL(RTC_EPOCH_SET32, rtc_ioctl)
2955
2956 #if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
2957 HANDLE_IOCTL(NCP_IOC_NCPREQUEST_32, do_ncp_ncprequest)
2958 HANDLE_IOCTL(NCP_IOC_GETMOUNTUID2_32, do_ncp_getmountuid2)
2959 HANDLE_IOCTL(NCP_IOC_GET_FS_INFO_V2_32, do_ncp_getfsinfo2)
2960 HANDLE_IOCTL(NCP_IOC_GETOBJECTNAME_32, do_ncp_getobjectname)
2961 HANDLE_IOCTL(NCP_IOC_SETOBJECTNAME_32, do_ncp_setobjectname)
2962 HANDLE_IOCTL(NCP_IOC_GETPRIVATEDATA_32, do_ncp_getprivatedata)
2963 HANDLE_IOCTL(NCP_IOC_SETPRIVATEDATA_32, do_ncp_setprivatedata)
2964 #endif
2965
2966 /* dvb */
2967 HANDLE_IOCTL(DMX_GET_EVENT, do_dmx_get_event)
2968 HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event)
2969 HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture)
2970 HANDLE_IOCTL(VIDEO_SET_SPU_PALETTE, do_video_set_spu_palette)
2971
2972 /* parport */
2973 COMPATIBLE_IOCTL(LPTIME)
2974 COMPATIBLE_IOCTL(LPCHAR)
2975 COMPATIBLE_IOCTL(LPABORTOPEN)
2976 COMPATIBLE_IOCTL(LPCAREFUL)
2977 COMPATIBLE_IOCTL(LPWAIT)
2978 COMPATIBLE_IOCTL(LPSETIRQ)
2979 COMPATIBLE_IOCTL(LPGETSTATUS)
2980 COMPATIBLE_IOCTL(LPGETSTATUS)
2981 COMPATIBLE_IOCTL(LPRESET)
2982 /*LPGETSTATS not implemented, but no kernels seem to compile it in anyways*/
2983 COMPATIBLE_IOCTL(LPGETFLAGS)
2984 HANDLE_IOCTL(LPSETTIMEOUT, lp_timeout_trans)
2985 };
2986
2987 int ioctl_table_size = ARRAY_SIZE(ioctl_start);
Linux with added FPC-III support