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[net-next-2.6.git] / fs / compat_ioctl.c
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1da177e4
LT		 1/*
2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
3 *
4 * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
6 * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
7 * Copyright (C) 2003 Pavel Machek (pavel@suse.cz)
8 *
9 * These routines maintain argument size conversion between 32bit and 64bit
10 * ioctls.
11 */
12
1da177e4
LT		 13#include <linux/types.h>
14#include <linux/compat.h>
15#include <linux/kernel.h>
16f7e0fe 16#include <linux/capability.h>
1da177e4
LT		 17#include <linux/compiler.h>
18#include <linux/sched.h>
19#include <linux/smp.h>
1da177e4
LT		 20#include <linux/ioctl.h>
21#include <linux/if.h>
22#include <linux/if_bridge.h>
23#include <linux/slab.h>
24#include <linux/hdreg.h>
25#include <linux/raid/md.h>
26#include <linux/kd.h>
27#include <linux/dirent.h>
28#include <linux/route.h>
29#include <linux/in6.h>
30#include <linux/ipv6_route.h>
31#include <linux/skbuff.h>
32#include <linux/netlink.h>
33#include <linux/vt.h>
34#include <linux/fs.h>
35#include <linux/file.h>
36#include <linux/fd.h>
37#include <linux/ppp_defs.h>
38#include <linux/if_ppp.h>
39#include <linux/if_pppox.h>
40#include <linux/mtio.h>
41#include <linux/cdrom.h>
1da177e4
LT		 42#include <linux/auto_fs.h>
43#include <linux/auto_fs4.h>
1da177e4
LT		 44#include <linux/tty.h>
45#include <linux/vt_kern.h>
46#include <linux/fb.h>
1da177e4
LT		 47#include <linux/videodev.h>
48#include <linux/netdevice.h>
49#include <linux/raw.h>
50#include <linux/smb_fs.h>
51#include <linux/blkpg.h>
52#include <linux/blkdev.h>
53#include <linux/elevator.h>
54#include <linux/rtc.h>
55#include <linux/pci.h>
56#include <linux/module.h>
57#include <linux/serial.h>
1da177e4
LT		 58#include <linux/if_tun.h>
59#include <linux/ctype.h>
60#include <linux/ioctl32.h>
61#include <linux/syscalls.h>
1da177e4
LT		 62#include <linux/i2c.h>
63#include <linux/i2c-dev.h>
64#include <linux/wireless.h>
65#include <linux/atalk.h>
2056a782 66#include <linux/blktrace_api.h>
1da177e4
LT		 67
68#include <net/sock.h> /* siocdevprivate_ioctl */
69#include <net/bluetooth/bluetooth.h>
70#include <net/bluetooth/hci.h>
71#include <net/bluetooth/rfcomm.h>
72
73#include <linux/capi.h>
5024ad4a 74#include <linux/gigaset_dev.h>
1da177e4
LT		 75
76#include <scsi/scsi.h>
1da177e4 77#include <scsi/scsi_ioctl.h>
1da177e4
LT		 78#include <scsi/sg.h>
79
1da177e4
LT		 80#include <asm/uaccess.h>
81#include <linux/ethtool.h>
82#include <linux/mii.h>
83#include <linux/if_bonding.h>
84#include <linux/watchdog.h>
85#include <linux/dm-ioctl.h>
86
1da177e4
LT		 87#include <linux/soundcard.h>
88#include <linux/lp.h>
89#include <linux/ppdev.h>
90
91#include <linux/atm.h>
92#include <linux/atmarp.h>
93#include <linux/atmclip.h>
94#include <linux/atmdev.h>
95#include <linux/atmioc.h>
96#include <linux/atmlec.h>
97#include <linux/atmmpc.h>
98#include <linux/atmsvc.h>
99#include <linux/atm_tcp.h>
100#include <linux/sonet.h>
101#include <linux/atm_suni.h>
102#include <linux/mtd/mtd.h>
103
104#include <linux/usb.h>
105#include <linux/usbdevice_fs.h>
106#include <linux/nbd.h>
107#include <linux/random.h>
108#include <linux/filter.h>
1da177e4
LT		 109#include <linux/pktcdvd.h>
110
111#include <linux/hiddev.h>
112
6e87abd0
DM		 113#include <linux/dvb/audio.h>
114#include <linux/dvb/dmx.h>
115#include <linux/dvb/frontend.h>
116#include <linux/dvb/video.h>
c6b44d10 117#include <linux/lp.h>
6e87abd0 118
e6a6d2ef
CH		 119static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
120 unsigned long arg, struct file *f)
121{
122 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
123}
124
1da177e4
LT		 125static int w_long(unsigned int fd, unsigned int cmd, unsigned long arg)
126{
127 mm_segment_t old_fs = get_fs();
128 int err;
129 unsigned long val;
130
131 set_fs (KERNEL_DS);
132 err = sys_ioctl(fd, cmd, (unsigned long)&val);
133 set_fs (old_fs);
134 if (!err && put_user(val, (u32 __user *)compat_ptr(arg)))
135 return -EFAULT;
136 return err;
137}
138
139static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg)
140{
141 mm_segment_t old_fs = get_fs();
142 u32 __user *argptr = compat_ptr(arg);
143 int err;
144 unsigned long val;
145
146 if(get_user(val, argptr))
147 return -EFAULT;
148 set_fs (KERNEL_DS);
149 err = sys_ioctl(fd, cmd, (unsigned long)&val);
150 set_fs (old_fs);
151 if (!err && put_user(val, argptr))
152 return -EFAULT;
153 return err;
154}
155
6e87abd0
DM		 156struct compat_video_event {
157 int32_t type;
158 compat_time_t timestamp;
159 union {
160 video_size_t size;
161 unsigned int frame_rate;
162 } u;
163};
164
165static int do_video_get_event(unsigned int fd, unsigned int cmd, unsigned long arg)
166{
167 struct video_event kevent;
168 mm_segment_t old_fs = get_fs();
169 int err;
170
171 set_fs(KERNEL_DS);
172 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
173 set_fs(old_fs);
174
175 if (!err) {
176 struct compat_video_event __user *up = compat_ptr(arg);
177
178 err = put_user(kevent.type, &up->type);
179 err |= put_user(kevent.timestamp, &up->timestamp);
180 err |= put_user(kevent.u.size.w, &up->u.size.w);
181 err |= put_user(kevent.u.size.h, &up->u.size.h);
182 err |= put_user(kevent.u.size.aspect_ratio,
183 &up->u.size.aspect_ratio);
184 if (err)
185 err = -EFAULT;
186 }
187
188 return err;
189}
190
191struct compat_video_still_picture {
192 compat_uptr_t iFrame;
193 int32_t size;
194};
195
196static int do_video_stillpicture(unsigned int fd, unsigned int cmd, unsigned long arg)
197{
198 struct compat_video_still_picture __user *up;
199 struct video_still_picture __user *up_native;
200 compat_uptr_t fp;
201 int32_t size;
202 int err;
203
204 up = (struct compat_video_still_picture __user *) arg;
205 err = get_user(fp, &up->iFrame);
206 err |= get_user(size, &up->size);
207 if (err)
208 return -EFAULT;
209
210 up_native =
211 compat_alloc_user_space(sizeof(struct video_still_picture));
212
7116e994
HC		 213 err = put_user(compat_ptr(fp), &up_native->iFrame);
214 err |= put_user(size, &up_native->size);
215 if (err)
216 return -EFAULT;
6e87abd0
DM		 217
218 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
219
220 return err;
221}
222
223struct compat_video_spu_palette {
224 int length;
225 compat_uptr_t palette;
226};
227
228static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, unsigned long arg)
229{
230 struct compat_video_spu_palette __user *up;
231 struct video_spu_palette __user *up_native;
232 compat_uptr_t palp;
233 int length, err;
234
235 up = (struct compat_video_spu_palette __user *) arg;
236 err = get_user(palp, &up->palette);
237 err |= get_user(length, &up->length);
238
239 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
7116e994
HC		 240 err = put_user(compat_ptr(palp), &up_native->palette);
241 err |= put_user(length, &up_native->length);
242 if (err)
243 return -EFAULT;
6e87abd0
DM		 244
245 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
246
247 return err;
248}
249
1da177e4
LT		 250#ifdef CONFIG_NET
251static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
252{
253 struct compat_timeval __user *up = compat_ptr(arg);
254 struct timeval ktv;
255 mm_segment_t old_fs = get_fs();
256 int err;
257
258 set_fs(KERNEL_DS);
259 err = sys_ioctl(fd, cmd, (unsigned long)&ktv);
260 set_fs(old_fs);
261 if(!err) {
262 err = put_user(ktv.tv_sec, &up->tv_sec);
263 err |= __put_user(ktv.tv_usec, &up->tv_usec);
264 }
265 return err;
266}
267
ae40eb1e
ED		 268static int do_siocgstampns(unsigned int fd, unsigned int cmd, unsigned long arg)
269{
270 struct compat_timespec __user *up = compat_ptr(arg);
271 struct timespec kts;
272 mm_segment_t old_fs = get_fs();
273 int err;
274
275 set_fs(KERNEL_DS);
276 err = sys_ioctl(fd, cmd, (unsigned long)&kts);
277 set_fs(old_fs);
278 if (!err) {
279 err = put_user(kts.tv_sec, &up->tv_sec);
280 err |= __put_user(kts.tv_nsec, &up->tv_nsec);
281 }
282 return err;
283}
284
1da177e4
LT		 285struct ifmap32 {
286 compat_ulong_t mem_start;
287 compat_ulong_t mem_end;
288 unsigned short base_addr;
289 unsigned char irq;
290 unsigned char dma;
291 unsigned char port;
292};
293
294struct ifreq32 {
295#define IFHWADDRLEN 6
296#define IFNAMSIZ 16
297 union {
298 char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
299 } ifr_ifrn;
300 union {
301 struct sockaddr ifru_addr;
302 struct sockaddr ifru_dstaddr;
303 struct sockaddr ifru_broadaddr;
304 struct sockaddr ifru_netmask;
305 struct sockaddr ifru_hwaddr;
306 short ifru_flags;
307 compat_int_t ifru_ivalue;
308 compat_int_t ifru_mtu;
309 struct ifmap32 ifru_map;
310 char ifru_slave[IFNAMSIZ]; /* Just fits the size */
311 char ifru_newname[IFNAMSIZ];
312 compat_caddr_t ifru_data;
313 /* XXXX? ifru_settings should be here */
314 } ifr_ifru;
315};
316
317struct ifconf32 {
318 compat_int_t ifc_len; /* size of buffer */
319 compat_caddr_t ifcbuf;
320};
321
322static int dev_ifname32(unsigned int fd, unsigned int cmd, unsigned long arg)
323{
324 struct net_device *dev;
325 struct ifreq32 ifr32;
326 int err;
327
328 if (copy_from_user(&ifr32, compat_ptr(arg), sizeof(ifr32)))
329 return -EFAULT;
330
331 dev = dev_get_by_index(ifr32.ifr_ifindex);
332 if (!dev)
333 return -ENODEV;
334
335 strlcpy(ifr32.ifr_name, dev->name, sizeof(ifr32.ifr_name));
336 dev_put(dev);
337
338 err = copy_to_user(compat_ptr(arg), &ifr32, sizeof(ifr32));
339 return (err ? -EFAULT : 0);
340}
341
342static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
343{
344 struct ifconf32 ifc32;
345 struct ifconf ifc;
346 struct ifconf __user *uifc;
347 struct ifreq32 __user *ifr32;
348 struct ifreq __user *ifr;
349 unsigned int i, j;
350 int err;
351
352 if (copy_from_user(&ifc32, compat_ptr(arg), sizeof(struct ifconf32)))
353 return -EFAULT;
354
355 if (ifc32.ifcbuf == 0) {
356 ifc32.ifc_len = 0;
357 ifc.ifc_len = 0;
358 ifc.ifc_req = NULL;
359 uifc = compat_alloc_user_space(sizeof(struct ifconf));
360 } else {
361 size_t len =((ifc32.ifc_len / sizeof (struct ifreq32)) + 1) *
362 sizeof (struct ifreq);
363 uifc = compat_alloc_user_space(sizeof(struct ifconf) + len);
364 ifc.ifc_len = len;
365 ifr = ifc.ifc_req = (void __user *)(uifc + 1);
366 ifr32 = compat_ptr(ifc32.ifcbuf);
367 for (i = 0; i < ifc32.ifc_len; i += sizeof (struct ifreq32)) {
368 if (copy_in_user(ifr, ifr32, sizeof(struct ifreq32)))
369 return -EFAULT;
370 ifr++;
371 ifr32++;
372 }
373 }
374 if (copy_to_user(uifc, &ifc, sizeof(struct ifconf)))
375 return -EFAULT;
376
377 err = sys_ioctl (fd, SIOCGIFCONF, (unsigned long)uifc);
378 if (err)
379 return err;
380
381 if (copy_from_user(&ifc, uifc, sizeof(struct ifconf)))
382 return -EFAULT;
383
384 ifr = ifc.ifc_req;
385 ifr32 = compat_ptr(ifc32.ifcbuf);
4909724b 386 for (i = 0, j = 0;
1efa3c05 387 i + sizeof (struct ifreq32) <= ifc32.ifc_len && j < ifc.ifc_len;
1da177e4
LT		 388 i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
389 if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32)))
390 return -EFAULT;
391 ifr32++;
392 ifr++;
393 }
394
395 if (ifc32.ifcbuf == 0) {
396 /* Translate from 64-bit structure multiple to
397 * a 32-bit one.
398 */
399 i = ifc.ifc_len;
400 i = ((i / sizeof(struct ifreq)) * sizeof(struct ifreq32));
401 ifc32.ifc_len = i;
402 } else {
4909724b 403 ifc32.ifc_len = i;
1da177e4
LT		 404 }
405 if (copy_to_user(compat_ptr(arg), &ifc32, sizeof(struct ifconf32)))
406 return -EFAULT;
407
408 return 0;
409}
410
411static int ethtool_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
412{
413 struct ifreq __user *ifr;
414 struct ifreq32 __user *ifr32;
415 u32 data;
416 void __user *datap;
417
418 ifr = compat_alloc_user_space(sizeof(*ifr));
419 ifr32 = compat_ptr(arg);
420
421 if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
422 return -EFAULT;
423
424 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
425 return -EFAULT;
426
427 datap = compat_ptr(data);
428 if (put_user(datap, &ifr->ifr_ifru.ifru_data))
429 return -EFAULT;
430
431 return sys_ioctl(fd, cmd, (unsigned long) ifr);
432}
433
434static int bond_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
435{
436 struct ifreq kifr;
437 struct ifreq __user *uifr;
438 struct ifreq32 __user *ifr32 = compat_ptr(arg);
439 mm_segment_t old_fs;
440 int err;
441 u32 data;
442 void __user *datap;
443
444 switch (cmd) {
445 case SIOCBONDENSLAVE:
446 case SIOCBONDRELEASE:
447 case SIOCBONDSETHWADDR:
448 case SIOCBONDCHANGEACTIVE:
449 if (copy_from_user(&kifr, ifr32, sizeof(struct ifreq32)))
450 return -EFAULT;
451
452 old_fs = get_fs();
453 set_fs (KERNEL_DS);
454 err = sys_ioctl (fd, cmd, (unsigned long)&kifr);
455 set_fs (old_fs);
456
457 return err;
458 case SIOCBONDSLAVEINFOQUERY:
459 case SIOCBONDINFOQUERY:
460 uifr = compat_alloc_user_space(sizeof(*uifr));
461 if (copy_in_user(&uifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
462 return -EFAULT;
463
464 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
465 return -EFAULT;
466
467 datap = compat_ptr(data);
468 if (put_user(datap, &uifr->ifr_ifru.ifru_data))
469 return -EFAULT;
470
471 return sys_ioctl (fd, cmd, (unsigned long)uifr);
472 default:
473 return -EINVAL;
474 };
475}
476
477int siocdevprivate_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
478{
479 struct ifreq __user *u_ifreq64;
480 struct ifreq32 __user *u_ifreq32 = compat_ptr(arg);
481 char tmp_buf[IFNAMSIZ];
482 void __user *data64;
483 u32 data32;
484
485 if (copy_from_user(&tmp_buf[0], &(u_ifreq32->ifr_ifrn.ifrn_name[0]),
486 IFNAMSIZ))
487 return -EFAULT;
488 if (__get_user(data32, &u_ifreq32->ifr_ifru.ifru_data))
489 return -EFAULT;
490 data64 = compat_ptr(data32);
491
492 u_ifreq64 = compat_alloc_user_space(sizeof(*u_ifreq64));
493
494 /* Don't check these user accesses, just let that get trapped
495 * in the ioctl handler instead.
496 */
497 if (copy_to_user(&u_ifreq64->ifr_ifrn.ifrn_name[0], &tmp_buf[0],
498 IFNAMSIZ))
499 return -EFAULT;
500 if (__put_user(data64, &u_ifreq64->ifr_ifru.ifru_data))
501 return -EFAULT;
502
503 return sys_ioctl(fd, cmd, (unsigned long) u_ifreq64);
504}
505
506static int dev_ifsioc(unsigned int fd, unsigned int cmd, unsigned long arg)
507{
508 struct ifreq ifr;
509 struct ifreq32 __user *uifr32;
510 struct ifmap32 __user *uifmap32;
511 mm_segment_t old_fs;
512 int err;
513
514 uifr32 = compat_ptr(arg);
515 uifmap32 = &uifr32->ifr_ifru.ifru_map;
516 switch (cmd) {
517 case SIOCSIFMAP:
518 err = copy_from_user(&ifr, uifr32, sizeof(ifr.ifr_name));
519 err |= __get_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
520 err |= __get_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
521 err |= __get_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
522 err |= __get_user(ifr.ifr_map.irq, &uifmap32->irq);
523 err |= __get_user(ifr.ifr_map.dma, &uifmap32->dma);
524 err |= __get_user(ifr.ifr_map.port, &uifmap32->port);
525 if (err)
526 return -EFAULT;
527 break;
528 default:
529 if (copy_from_user(&ifr, uifr32, sizeof(*uifr32)))
530 return -EFAULT;
531 break;
532 }
533 old_fs = get_fs();
534 set_fs (KERNEL_DS);
535 err = sys_ioctl (fd, cmd, (unsigned long)&ifr);
536 set_fs (old_fs);
537 if (!err) {
538 switch (cmd) {
539 /* TUNSETIFF is defined as _IOW, it should be _IORW
540 * as the data is copied back to user space, but that
541 * cannot be fixed without breaking all existing apps.
542 */
543 case TUNSETIFF:
544 case SIOCGIFFLAGS:
545 case SIOCGIFMETRIC:
546 case SIOCGIFMTU:
547 case SIOCGIFMEM:
548 case SIOCGIFHWADDR:
549 case SIOCGIFINDEX:
550 case SIOCGIFADDR:
551 case SIOCGIFBRDADDR:
552 case SIOCGIFDSTADDR:
553 case SIOCGIFNETMASK:
554 case SIOCGIFTXQLEN:
555 if (copy_to_user(uifr32, &ifr, sizeof(*uifr32)))
556 return -EFAULT;
557 break;
558 case SIOCGIFMAP:
559 err = copy_to_user(uifr32, &ifr, sizeof(ifr.ifr_name));
560 err |= __put_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
561 err |= __put_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
562 err |= __put_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
563 err |= __put_user(ifr.ifr_map.irq, &uifmap32->irq);
564 err |= __put_user(ifr.ifr_map.dma, &uifmap32->dma);
565 err |= __put_user(ifr.ifr_map.port, &uifmap32->port);
566 if (err)
567 err = -EFAULT;
568 break;
569 }
570 }
571 return err;
572}
573
574struct rtentry32 {
575 u32 rt_pad1;
576 struct sockaddr rt_dst; /* target address */
577 struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */
578 struct sockaddr rt_genmask; /* target network mask (IP) */
579 unsigned short rt_flags;
580 short rt_pad2;
581 u32 rt_pad3;
582 unsigned char rt_tos;
583 unsigned char rt_class;
584 short rt_pad4;
585 short rt_metric; /* +1 for binary compatibility! */
586 /* char * */ u32 rt_dev; /* forcing the device at add */
587 u32 rt_mtu; /* per route MTU/Window */
588 u32 rt_window; /* Window clamping */
589 unsigned short rt_irtt; /* Initial RTT */
590
591};
592
593struct in6_rtmsg32 {
594 struct in6_addr rtmsg_dst;
595 struct in6_addr rtmsg_src;
596 struct in6_addr rtmsg_gateway;
597 u32 rtmsg_type;
598 u16 rtmsg_dst_len;
599 u16 rtmsg_src_len;
600 u32 rtmsg_metric;
601 u32 rtmsg_info;
602 u32 rtmsg_flags;
603 s32 rtmsg_ifindex;
604};
605
606static int routing_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
607{
608 int ret;
609 void *r = NULL;
610 struct in6_rtmsg r6;
611 struct rtentry r4;
612 char devname[16];
613 u32 rtdev;
614 mm_segment_t old_fs = get_fs();
615
616 struct socket *mysock = sockfd_lookup(fd, &ret);
617
618 if (mysock && mysock->sk && mysock->sk->sk_family == AF_INET6) { /* ipv6 */
619 struct in6_rtmsg32 __user *ur6 = compat_ptr(arg);
620 ret = copy_from_user (&r6.rtmsg_dst, &(ur6->rtmsg_dst),
621 3 * sizeof(struct in6_addr));
622 ret |= __get_user (r6.rtmsg_type, &(ur6->rtmsg_type));
623 ret |= __get_user (r6.rtmsg_dst_len, &(ur6->rtmsg_dst_len));
624 ret |= __get_user (r6.rtmsg_src_len, &(ur6->rtmsg_src_len));
625 ret |= __get_user (r6.rtmsg_metric, &(ur6->rtmsg_metric));
626 ret |= __get_user (r6.rtmsg_info, &(ur6->rtmsg_info));
627 ret |= __get_user (r6.rtmsg_flags, &(ur6->rtmsg_flags));
628 ret |= __get_user (r6.rtmsg_ifindex, &(ur6->rtmsg_ifindex));
629
630 r = (void *) &r6;
631 } else { /* ipv4 */
632 struct rtentry32 __user *ur4 = compat_ptr(arg);
633 ret = copy_from_user (&r4.rt_dst, &(ur4->rt_dst),
634 3 * sizeof(struct sockaddr));
635 ret |= __get_user (r4.rt_flags, &(ur4->rt_flags));
636 ret |= __get_user (r4.rt_metric, &(ur4->rt_metric));
637 ret |= __get_user (r4.rt_mtu, &(ur4->rt_mtu));
638 ret |= __get_user (r4.rt_window, &(ur4->rt_window));
639 ret |= __get_user (r4.rt_irtt, &(ur4->rt_irtt));
640 ret |= __get_user (rtdev, &(ur4->rt_dev));
641 if (rtdev) {
642 ret |= copy_from_user (devname, compat_ptr(rtdev), 15);
643 r4.rt_dev = devname; devname[15] = 0;
644 } else
645 r4.rt_dev = NULL;
646
647 r = (void *) &r4;
648 }
649
d99901d6
KK		 650 if (ret) {
651 ret = -EFAULT;
652 goto out;
653 }
1da177e4
LT		 654
655 set_fs (KERNEL_DS);
656 ret = sys_ioctl (fd, cmd, (unsigned long) r);
657 set_fs (old_fs);
658
d99901d6 659out:
1da177e4
LT		 660 if (mysock)
661 sockfd_put(mysock);
662
663 return ret;
664}
665#endif
666
9361401e 667#ifdef CONFIG_BLOCK
1da177e4
LT		 668struct hd_geometry32 {
669 unsigned char heads;
670 unsigned char sectors;
671 unsigned short cylinders;
672 u32 start;
673};
674
675static int hdio_getgeo(unsigned int fd, unsigned int cmd, unsigned long arg)
676{
677 mm_segment_t old_fs = get_fs();
678 struct hd_geometry geo;
679 struct hd_geometry32 __user *ugeo;
680 int err;
681
682 set_fs (KERNEL_DS);
683 err = sys_ioctl(fd, HDIO_GETGEO, (unsigned long)&geo);
684 set_fs (old_fs);
685 ugeo = compat_ptr(arg);
686 if (!err) {
687 err = copy_to_user (ugeo, &geo, 4);
688 err |= __put_user (geo.start, &ugeo->start);
689 }
690 return err ? -EFAULT : 0;
691}
692
1da177e4
LT		 693static int hdio_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
694{
695 mm_segment_t old_fs = get_fs();
696 unsigned long kval;
697 unsigned int __user *uvp;
698 int error;
699
700 set_fs(KERNEL_DS);
701 error = sys_ioctl(fd, cmd, (long)&kval);
702 set_fs(old_fs);
703
704 if(error == 0) {
705 uvp = compat_ptr(arg);
706 if(put_user(kval, uvp))
707 error = -EFAULT;
708 }
709 return error;
710}
711
712
713typedef struct sg_io_hdr32 {
714 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
715 compat_int_t dxfer_direction; /* [i] data transfer direction */
716 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
717 unsigned char mx_sb_len; /* [i] max length to write to sbp */
718 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
719 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
720 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
721 or scatter gather list */
722 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
723 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
724 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
725 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
726 compat_int_t pack_id; /* [i->o] unused internally (normally) */
727 compat_uptr_t usr_ptr; /* [i->o] unused internally */
728 unsigned char status; /* [o] scsi status */
729 unsigned char masked_status; /* [o] shifted, masked scsi status */
730 unsigned char msg_status; /* [o] messaging level data (optional) */
731 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
732 unsigned short host_status; /* [o] errors from host adapter */
733 unsigned short driver_status; /* [o] errors from software driver */
734 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
735 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
736 compat_uint_t info; /* [o] auxiliary information */
737} sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
738
739typedef struct sg_iovec32 {
740 compat_uint_t iov_base;
741 compat_uint_t iov_len;
742} sg_iovec32_t;
743
744static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
745{
746 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
747 sg_iovec32_t __user *iov32 = dxferp;
748 int i;
749
750 for (i = 0; i < iovec_count; i++) {
751 u32 base, len;
752
753 if (get_user(base, &iov32[i].iov_base) ||
754 get_user(len, &iov32[i].iov_len) ||
755 put_user(compat_ptr(base), &iov[i].iov_base) ||
756 put_user(len, &iov[i].iov_len))
757 return -EFAULT;
758 }
759
760 if (put_user(iov, &sgio->dxferp))
761 return -EFAULT;
762 return 0;
763}
764
765static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
766{
767 sg_io_hdr_t __user *sgio;
768 sg_io_hdr32_t __user *sgio32;
769 u16 iovec_count;
770 u32 data;
771 void __user *dxferp;
772 int err;
773
774 sgio32 = compat_ptr(arg);
775 if (get_user(iovec_count, &sgio32->iovec_count))
776 return -EFAULT;
777
778 {
779 void __user *top = compat_alloc_user_space(0);
780 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
781 (iovec_count * sizeof(sg_iovec_t)));
782 if (new > top)
783 return -EINVAL;
784
785 sgio = new;
786 }
787
788 /* Ok, now construct. */
789 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
790 (2 * sizeof(int)) +
791 (2 * sizeof(unsigned char)) +
792 (1 * sizeof(unsigned short)) +
793 (1 * sizeof(unsigned int))))
794 return -EFAULT;
795
796 if (get_user(data, &sgio32->dxferp))
797 return -EFAULT;
798 dxferp = compat_ptr(data);
799 if (iovec_count) {
800 if (sg_build_iovec(sgio, dxferp, iovec_count))
801 return -EFAULT;
802 } else {
803 if (put_user(dxferp, &sgio->dxferp))
804 return -EFAULT;
805 }
806
807 {
808 unsigned char __user *cmdp;
809 unsigned char __user *sbp;
810
811 if (get_user(data, &sgio32->cmdp))
812 return -EFAULT;
813 cmdp = compat_ptr(data);
814
815 if (get_user(data, &sgio32->sbp))
816 return -EFAULT;
817 sbp = compat_ptr(data);
818
819 if (put_user(cmdp, &sgio->cmdp) ||
820 put_user(sbp, &sgio->sbp))
821 return -EFAULT;
822 }
823
824 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
825 3 * sizeof(int)))
826 return -EFAULT;
827
828 if (get_user(data, &sgio32->usr_ptr))
829 return -EFAULT;
830 if (put_user(compat_ptr(data), &sgio->usr_ptr))
831 return -EFAULT;
832
833 if (copy_in_user(&sgio->status, &sgio32->status,
834 (4 * sizeof(unsigned char)) +
835 (2 * sizeof(unsigned (short))) +
836 (3 * sizeof(int))))
837 return -EFAULT;
838
839 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
840
841 if (err >= 0) {
842 void __user *datap;
843
844 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
845 sizeof(int)) ||
846 get_user(datap, &sgio->usr_ptr) ||
847 put_user((u32)(unsigned long)datap,
848 &sgio32->usr_ptr) ||
849 copy_in_user(&sgio32->status, &sgio->status,
850 (4 * sizeof(unsigned char)) +
851 (2 * sizeof(unsigned short)) +
852 (3 * sizeof(int))))
853 err = -EFAULT;
854 }
855
856 return err;
857}
858
2966387b
AK		 859struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
860 char req_state;
861 char orphan;
862 char sg_io_owned;
863 char problem;
864 int pack_id;
865 compat_uptr_t usr_ptr;
866 unsigned int duration;
867 int unused;
868};
869
870static int sg_grt_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
871{
872 int err, i;
6b2b4e5a
AV		 873 sg_req_info_t __user *r;
874 struct compat_sg_req_info __user *o = (void __user *)arg;
2966387b
AK		 875 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
876 err = sys_ioctl(fd,cmd,(unsigned long)r);
877 if (err < 0)
878 return err;
879 for (i = 0; i < SG_MAX_QUEUE; i++) {
880 void __user *ptr;
881 int d;
882
883 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
884 get_user(ptr, &r[i].usr_ptr) ||
885 get_user(d, &r[i].duration) ||
886 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
887 put_user(d, &o[i].duration))
888 return -EFAULT;
889 }
890 return err;
891}
9361401e 892#endif /* CONFIG_BLOCK */
2966387b 893
1da177e4
LT		 894struct sock_fprog32 {
895 unsigned short len;
896 compat_caddr_t filter;
897};
898
899#define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
900#define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
901
902static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
903{
904 struct sock_fprog32 __user *u_fprog32 = compat_ptr(arg);
905 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
906 void __user *fptr64;
907 u32 fptr32;
908 u16 flen;
909
910 if (get_user(flen, &u_fprog32->len) ||
911 get_user(fptr32, &u_fprog32->filter))
912 return -EFAULT;
913
914 fptr64 = compat_ptr(fptr32);
915
916 if (put_user(flen, &u_fprog64->len) ||
917 put_user(fptr64, &u_fprog64->filter))
918 return -EFAULT;
919
920 if (cmd == PPPIOCSPASS32)
921 cmd = PPPIOCSPASS;
922 else
923 cmd = PPPIOCSACTIVE;
924
925 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
926}
927
928struct ppp_option_data32 {
929 compat_caddr_t ptr;
930 u32 length;
931 compat_int_t transmit;
932};
933#define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
934
935struct ppp_idle32 {
936 compat_time_t xmit_idle;
937 compat_time_t recv_idle;
938};
939#define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
940
941static int ppp_gidle(unsigned int fd, unsigned int cmd, unsigned long arg)
942{
943 struct ppp_idle __user *idle;
944 struct ppp_idle32 __user *idle32;
945 __kernel_time_t xmit, recv;
946 int err;
947
948 idle = compat_alloc_user_space(sizeof(*idle));
949 idle32 = compat_ptr(arg);
950
951 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
952
953 if (!err) {
954 if (get_user(xmit, &idle->xmit_idle) ||
955 get_user(recv, &idle->recv_idle) ||
956 put_user(xmit, &idle32->xmit_idle) ||
957 put_user(recv, &idle32->recv_idle))
958 err = -EFAULT;
959 }
960 return err;
961}
962
963static int ppp_scompress(unsigned int fd, unsigned int cmd, unsigned long arg)
964{
965 struct ppp_option_data __user *odata;
966 struct ppp_option_data32 __user *odata32;
967 __u32 data;
968 void __user *datap;
969
970 odata = compat_alloc_user_space(sizeof(*odata));
971 odata32 = compat_ptr(arg);
972
973 if (get_user(data, &odata32->ptr))
974 return -EFAULT;
975
976 datap = compat_ptr(data);
977 if (put_user(datap, &odata->ptr))
978 return -EFAULT;
979
980 if (copy_in_user(&odata->length, &odata32->length,
981 sizeof(__u32) + sizeof(int)))
982 return -EFAULT;
983
984 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
985}
986
987static int ppp_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
988{
989 int err;
990
991 switch (cmd) {
992 case PPPIOCGIDLE32:
993 err = ppp_gidle(fd, cmd, arg);
994 break;
995
996 case PPPIOCSCOMPRESS32:
997 err = ppp_scompress(fd, cmd, arg);
998 break;
999
1000 default:
1001 do {
1002 static int count;
1003 if (++count <= 20)
1004 printk("ppp_ioctl: Unknown cmd fd(%d) "
1005 "cmd(%08x) arg(%08x)\n",
1006 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1007 } while(0);
1008 err = -EINVAL;
1009 break;
1010 };
1011
1012 return err;
1013}
1014
1015
9361401e 1016#ifdef CONFIG_BLOCK
1da177e4
LT		 1017struct mtget32 {
1018 compat_long_t mt_type;
1019 compat_long_t mt_resid;
1020 compat_long_t mt_dsreg;
1021 compat_long_t mt_gstat;
1022 compat_long_t mt_erreg;
1023 compat_daddr_t mt_fileno;
1024 compat_daddr_t mt_blkno;
1025};
1026#define MTIOCGET32 _IOR('m', 2, struct mtget32)
1027
1028struct mtpos32 {
1029 compat_long_t mt_blkno;
1030};
1031#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
1032
1033static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1034{
1035 mm_segment_t old_fs = get_fs();
1036 struct mtget get;
1037 struct mtget32 __user *umget32;
1038 struct mtpos pos;
1039 struct mtpos32 __user *upos32;
1040 unsigned long kcmd;
1041 void *karg;
1042 int err = 0;
1043
1044 switch(cmd) {
1045 case MTIOCPOS32:
1046 kcmd = MTIOCPOS;
1047 karg = &pos;
1048 break;
1049 case MTIOCGET32:
1050 kcmd = MTIOCGET;
1051 karg = &get;
1052 break;
1053 default:
1054 do {
1055 static int count;
1056 if (++count <= 20)
1057 printk("mt_ioctl: Unknown cmd fd(%d) "
1058 "cmd(%08x) arg(%08x)\n",
1059 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1060 } while(0);
1061 return -EINVAL;
1062 }
1063 set_fs (KERNEL_DS);
1064 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1065 set_fs (old_fs);
1066 if (err)
1067 return err;
1068 switch (cmd) {
1069 case MTIOCPOS32:
1070 upos32 = compat_ptr(arg);
1071 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
1072 break;
1073 case MTIOCGET32:
1074 umget32 = compat_ptr(arg);
1075 err = __put_user(get.mt_type, &umget32->mt_type);
1076 err |= __put_user(get.mt_resid, &umget32->mt_resid);
1077 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
1078 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
1079 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
1080 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
1081 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
1082 break;
1083 }
1084 return err ? -EFAULT: 0;
1085}
1086
1087struct cdrom_read_audio32 {
1088 union cdrom_addr addr;
1089 u8 addr_format;
1090 compat_int_t nframes;
1091 compat_caddr_t buf;
1092};
1093
1094struct cdrom_generic_command32 {
1095 unsigned char cmd[CDROM_PACKET_SIZE];
1096 compat_caddr_t buffer;
1097 compat_uint_t buflen;
1098 compat_int_t stat;
1099 compat_caddr_t sense;
1100 unsigned char data_direction;
1101 compat_int_t quiet;
1102 compat_int_t timeout;
1103 compat_caddr_t reserved[1];
1104};
1105
1106static int cdrom_do_read_audio(unsigned int fd, unsigned int cmd, unsigned long arg)
1107{
1108 struct cdrom_read_audio __user *cdread_audio;
1109 struct cdrom_read_audio32 __user *cdread_audio32;
1110 __u32 data;
1111 void __user *datap;
1112
1113 cdread_audio = compat_alloc_user_space(sizeof(*cdread_audio));
1114 cdread_audio32 = compat_ptr(arg);
1115
1116 if (copy_in_user(&cdread_audio->addr,
1117 &cdread_audio32->addr,
1118 (sizeof(*cdread_audio32) -
1119 sizeof(compat_caddr_t))))
1120 return -EFAULT;
1121
1122 if (get_user(data, &cdread_audio32->buf))
1123 return -EFAULT;
1124 datap = compat_ptr(data);
1125 if (put_user(datap, &cdread_audio->buf))
1126 return -EFAULT;
1127
1128 return sys_ioctl(fd, cmd, (unsigned long) cdread_audio);
1129}
1130
1131static int cdrom_do_generic_command(unsigned int fd, unsigned int cmd, unsigned long arg)
1132{
1133 struct cdrom_generic_command __user *cgc;
1134 struct cdrom_generic_command32 __user *cgc32;
1135 u32 data;
1136 unsigned char dir;
1137 int itmp;
1138
1139 cgc = compat_alloc_user_space(sizeof(*cgc));
1140 cgc32 = compat_ptr(arg);
1141
1142 if (copy_in_user(&cgc->cmd, &cgc32->cmd, sizeof(cgc->cmd)) ||
1143 get_user(data, &cgc32->buffer) ||
1144 put_user(compat_ptr(data), &cgc->buffer) ||
1145 copy_in_user(&cgc->buflen, &cgc32->buflen,
1146 (sizeof(unsigned int) + sizeof(int))) ||
1147 get_user(data, &cgc32->sense) ||
1148 put_user(compat_ptr(data), &cgc->sense) ||
1149 get_user(dir, &cgc32->data_direction) ||
1150 put_user(dir, &cgc->data_direction) ||
1151 get_user(itmp, &cgc32->quiet) ||
1152 put_user(itmp, &cgc->quiet) ||
1153 get_user(itmp, &cgc32->timeout) ||
1154 put_user(itmp, &cgc->timeout) ||
1155 get_user(data, &cgc32->reserved[0]) ||
1156 put_user(compat_ptr(data), &cgc->reserved[0]))
1157 return -EFAULT;
1158
1159 return sys_ioctl(fd, cmd, (unsigned long) cgc);
1160}
1161
1162static int cdrom_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1163{
1164 int err;
1165
1166 switch(cmd) {
1167 case CDROMREADAUDIO:
1168 err = cdrom_do_read_audio(fd, cmd, arg);
1169 break;
1170
1171 case CDROM_SEND_PACKET:
1172 err = cdrom_do_generic_command(fd, cmd, arg);
1173 break;
1174
1175 default:
1176 do {
1177 static int count;
1178 if (++count <= 20)
1179 printk("cdrom_ioctl: Unknown cmd fd(%d) "
1180 "cmd(%08x) arg(%08x)\n",
1181 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1182 } while(0);
1183 err = -EINVAL;
1184 break;
1185 };
1186
1187 return err;
1188}
9361401e 1189#endif /* CONFIG_BLOCK */
1da177e4 1190
1da177e4
LT		 1191#ifdef CONFIG_VT
1192
1193static int vt_check(struct file *file)
1194{
1195 struct tty_struct *tty;
0f7fc9e4 1196 struct inode *inode = file->f_path.dentry->d_inode;
1da177e4
LT		 1197
1198 if (file->f_op->ioctl != tty_ioctl)
1199 return -EINVAL;
1200
1201 tty = (struct tty_struct *)file->private_data;
1202 if (tty_paranoia_check(tty, inode, "tty_ioctl"))
1203 return -EINVAL;
1204
1205 if (tty->driver->ioctl != vt_ioctl)
1206 return -EINVAL;
1207
1208 /*
1209 * To have permissions to do most of the vt ioctls, we either have
1210 * to be the owner of the tty, or super-user.
1211 */
1212 if (current->signal->tty == tty || capable(CAP_SYS_ADMIN))
1213 return 1;
1214 return 0;
1215}
1216
1217struct consolefontdesc32 {
1218 unsigned short charcount; /* characters in font (256 or 512) */
1219 unsigned short charheight; /* scan lines per character (1-32) */
1220 compat_caddr_t chardata; /* font data in expanded form */
1221};
1222
1223static int do_fontx_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1224{
1225 struct consolefontdesc32 __user *user_cfd = compat_ptr(arg);
1226 struct console_font_op op;
1227 compat_caddr_t data;
1228 int i, perm;
1229
1230 perm = vt_check(file);
1231 if (perm < 0) return perm;
1232
1233 switch (cmd) {
1234 case PIO_FONTX:
1235 if (!perm)
1236 return -EPERM;
1237 op.op = KD_FONT_OP_SET;
1238 op.flags = 0;
1239 op.width = 8;
1240 if (get_user(op.height, &user_cfd->charheight) ||
1241 get_user(op.charcount, &user_cfd->charcount) ||
1242 get_user(data, &user_cfd->chardata))
1243 return -EFAULT;
1244 op.data = compat_ptr(data);
1245 return con_font_op(vc_cons[fg_console].d, &op);
1246 case GIO_FONTX:
1247 op.op = KD_FONT_OP_GET;
1248 op.flags = 0;
1249 op.width = 8;
1250 if (get_user(op.height, &user_cfd->charheight) ||
1251 get_user(op.charcount, &user_cfd->charcount) ||
1252 get_user(data, &user_cfd->chardata))
1253 return -EFAULT;
1254 if (!data)
1255 return 0;
1256 op.data = compat_ptr(data);
1257 i = con_font_op(vc_cons[fg_console].d, &op);
1258 if (i)
1259 return i;
1260 if (put_user(op.height, &user_cfd->charheight) ||
1261 put_user(op.charcount, &user_cfd->charcount) ||
1262 put_user((compat_caddr_t)(unsigned long)op.data,
1263 &user_cfd->chardata))
1264 return -EFAULT;
1265 return 0;
1266 }
1267 return -EINVAL;
1268}
1269
1270struct console_font_op32 {
1271 compat_uint_t op; /* operation code KD_FONT_OP_* */
1272 compat_uint_t flags; /* KD_FONT_FLAG_* */
1273 compat_uint_t width, height; /* font size */
1274 compat_uint_t charcount;
1275 compat_caddr_t data; /* font data with height fixed to 32 */
1276};
1277
1278static int do_kdfontop_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1279{
1280 struct console_font_op op;
1281 struct console_font_op32 __user *fontop = compat_ptr(arg);
1282 int perm = vt_check(file), i;
1283 struct vc_data *vc;
1284
1285 if (perm < 0) return perm;
1286
1287 if (copy_from_user(&op, fontop, sizeof(struct console_font_op32)))
1288 return -EFAULT;
1289 if (!perm && op.op != KD_FONT_OP_GET)
1290 return -EPERM;
1291 op.data = compat_ptr(((struct console_font_op32 *)&op)->data);
1292 op.flags |= KD_FONT_FLAG_OLD;
1293 vc = ((struct tty_struct *)file->private_data)->driver_data;
1294 i = con_font_op(vc, &op);
1295 if (i)
1296 return i;
1297 ((struct console_font_op32 *)&op)->data = (unsigned long)op.data;
1298 if (copy_to_user(fontop, &op, sizeof(struct console_font_op32)))
1299 return -EFAULT;
1300 return 0;
1301}
1302
1303struct unimapdesc32 {
1304 unsigned short entry_ct;
1305 compat_caddr_t entries;
1306};
1307
1308static int do_unimap_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1309{
1310 struct unimapdesc32 tmp;
1311 struct unimapdesc32 __user *user_ud = compat_ptr(arg);
1312 int perm = vt_check(file);
1313
1314 if (perm < 0) return perm;
1315 if (copy_from_user(&tmp, user_ud, sizeof tmp))
1316 return -EFAULT;
1317 switch (cmd) {
1318 case PIO_UNIMAP:
1319 if (!perm) return -EPERM;
1320 return con_set_unimap(vc_cons[fg_console].d, tmp.entry_ct, compat_ptr(tmp.entries));
1321 case GIO_UNIMAP:
1322 return con_get_unimap(vc_cons[fg_console].d, tmp.entry_ct, &(user_ud->entry_ct), compat_ptr(tmp.entries));
1323 }
1324 return 0;
1325}
1326
1327#endif /* CONFIG_VT */
1328
1329static int do_smb_getmountuid(unsigned int fd, unsigned int cmd, unsigned long arg)
1330{
1331 mm_segment_t old_fs = get_fs();
1332 __kernel_uid_t kuid;
1333 int err;
1334
1335 cmd = SMB_IOC_GETMOUNTUID;
1336
1337 set_fs(KERNEL_DS);
1338 err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
1339 set_fs(old_fs);
1340
1341 if (err >= 0)
1342 err = put_user(kuid, (compat_uid_t __user *)compat_ptr(arg));
1343
1344 return err;
1345}
1346
1347struct atmif_sioc32 {
1348 compat_int_t number;
1349 compat_int_t length;
1350 compat_caddr_t arg;
1351};
1352
1353struct atm_iobuf32 {
1354 compat_int_t length;
1355 compat_caddr_t buffer;
1356};
1357
1358#define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct atmif_sioc32)
1359#define ATM_GETNAMES32 _IOW('a', ATMIOC_ITF+3, struct atm_iobuf32)
1360#define ATM_GETTYPE32 _IOW('a', ATMIOC_ITF+4, struct atmif_sioc32)
1361#define ATM_GETESI32 _IOW('a', ATMIOC_ITF+5, struct atmif_sioc32)
1362#define ATM_GETADDR32 _IOW('a', ATMIOC_ITF+6, struct atmif_sioc32)
1363#define ATM_RSTADDR32 _IOW('a', ATMIOC_ITF+7, struct atmif_sioc32)
1364#define ATM_ADDADDR32 _IOW('a', ATMIOC_ITF+8, struct atmif_sioc32)
1365#define ATM_DELADDR32 _IOW('a', ATMIOC_ITF+9, struct atmif_sioc32)
1366#define ATM_GETCIRANGE32 _IOW('a', ATMIOC_ITF+10, struct atmif_sioc32)
1367#define ATM_SETCIRANGE32 _IOW('a', ATMIOC_ITF+11, struct atmif_sioc32)
1368#define ATM_SETESI32 _IOW('a', ATMIOC_ITF+12, struct atmif_sioc32)
1369#define ATM_SETESIF32 _IOW('a', ATMIOC_ITF+13, struct atmif_sioc32)
1370#define ATM_GETSTAT32 _IOW('a', ATMIOC_SARCOM+0, struct atmif_sioc32)
1371#define ATM_GETSTATZ32 _IOW('a', ATMIOC_SARCOM+1, struct atmif_sioc32)
1372#define ATM_GETLOOP32 _IOW('a', ATMIOC_SARCOM+2, struct atmif_sioc32)
1373#define ATM_SETLOOP32 _IOW('a', ATMIOC_SARCOM+3, struct atmif_sioc32)
1374#define ATM_QUERYLOOP32 _IOW('a', ATMIOC_SARCOM+4, struct atmif_sioc32)
1375
1376static struct {
1377 unsigned int cmd32;
1378 unsigned int cmd;
1379} atm_ioctl_map[] = {
1380 { ATM_GETLINKRATE32, ATM_GETLINKRATE },
1381 { ATM_GETNAMES32, ATM_GETNAMES },
1382 { ATM_GETTYPE32, ATM_GETTYPE },
1383 { ATM_GETESI32, ATM_GETESI },
1384 { ATM_GETADDR32, ATM_GETADDR },
1385 { ATM_RSTADDR32, ATM_RSTADDR },
1386 { ATM_ADDADDR32, ATM_ADDADDR },
1387 { ATM_DELADDR32, ATM_DELADDR },
1388 { ATM_GETCIRANGE32, ATM_GETCIRANGE },
1389 { ATM_SETCIRANGE32, ATM_SETCIRANGE },
1390 { ATM_SETESI32, ATM_SETESI },
1391 { ATM_SETESIF32, ATM_SETESIF },
1392 { ATM_GETSTAT32, ATM_GETSTAT },
1393 { ATM_GETSTATZ32, ATM_GETSTATZ },
1394 { ATM_GETLOOP32, ATM_GETLOOP },
1395 { ATM_SETLOOP32, ATM_SETLOOP },
1396 { ATM_QUERYLOOP32, ATM_QUERYLOOP }
1397};
1398
e8c96f8c 1399#define NR_ATM_IOCTL ARRAY_SIZE(atm_ioctl_map)
1da177e4
LT		 1400
1401static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
1402{
1403 struct atm_iobuf __user *iobuf;
1404 struct atm_iobuf32 __user *iobuf32;
1405 u32 data;
1406 void __user *datap;
1407 int len, err;
1408
1409 iobuf = compat_alloc_user_space(sizeof(*iobuf));
1410 iobuf32 = compat_ptr(arg);
1411
1412 if (get_user(len, &iobuf32->length) ||
1413 get_user(data, &iobuf32->buffer))
1414 return -EFAULT;
1415 datap = compat_ptr(data);
1416 if (put_user(len, &iobuf->length) ||
1417 put_user(datap, &iobuf->buffer))
1418 return -EFAULT;
1419
1420 err = sys_ioctl(fd, cmd, (unsigned long)iobuf);
1421
1422 if (!err) {
1423 if (copy_in_user(&iobuf32->length, &iobuf->length,
1424 sizeof(int)))
1425 err = -EFAULT;
1426 }
1427
1428 return err;
1429}
1430
1431static int do_atmif_sioc(unsigned int fd, unsigned int cmd, unsigned long arg)
1432{
1433 struct atmif_sioc __user *sioc;
1434 struct atmif_sioc32 __user *sioc32;
1435 u32 data;
1436 void __user *datap;
1437 int err;
1438
1439 sioc = compat_alloc_user_space(sizeof(*sioc));
1440 sioc32 = compat_ptr(arg);
1441
1442 if (copy_in_user(&sioc->number, &sioc32->number, 2 * sizeof(int)) ||
1443 get_user(data, &sioc32->arg))
1444 return -EFAULT;
1445 datap = compat_ptr(data);
1446 if (put_user(datap, &sioc->arg))
1447 return -EFAULT;
1448
1449 err = sys_ioctl(fd, cmd, (unsigned long) sioc);
1450
1451 if (!err) {
1452 if (copy_in_user(&sioc32->length, &sioc->length,
1453 sizeof(int)))
1454 err = -EFAULT;
1455 }
1456 return err;
1457}
1458
1459static int do_atm_ioctl(unsigned int fd, unsigned int cmd32, unsigned long arg)
1460{
1461 int i;
1462 unsigned int cmd = 0;
1463
1464 switch (cmd32) {
1465 case SONET_GETSTAT:
1466 case SONET_GETSTATZ:
1467 case SONET_GETDIAG:
1468 case SONET_SETDIAG:
1469 case SONET_CLRDIAG:
1470 case SONET_SETFRAMING:
1471 case SONET_GETFRAMING:
1472 case SONET_GETFRSENSE:
1473 return do_atmif_sioc(fd, cmd32, arg);
1474 }
1475
1476 for (i = 0; i < NR_ATM_IOCTL; i++) {
1477 if (cmd32 == atm_ioctl_map[i].cmd32) {
1478 cmd = atm_ioctl_map[i].cmd;
1479 break;
1480 }
1481 }
1482 if (i == NR_ATM_IOCTL)
1483 return -EINVAL;
1484
1485 switch (cmd) {
1486 case ATM_GETNAMES:
1487 return do_atm_iobuf(fd, cmd, arg);
1488
1489 case ATM_GETLINKRATE:
1490 case ATM_GETTYPE:
1491 case ATM_GETESI:
1492 case ATM_GETADDR:
1493 case ATM_RSTADDR:
1494 case ATM_ADDADDR:
1495 case ATM_DELADDR:
1496 case ATM_GETCIRANGE:
1497 case ATM_SETCIRANGE:
1498 case ATM_SETESI:
1499 case ATM_SETESIF:
1500 case ATM_GETSTAT:
1501 case ATM_GETSTATZ:
1502 case ATM_GETLOOP:
1503 case ATM_SETLOOP:
1504 case ATM_QUERYLOOP:
1505 return do_atmif_sioc(fd, cmd, arg);
1506 }
1507
1508 return -EINVAL;
1509}
1510
1511static __attribute_used__ int
1512ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
1513{
1514 return -EINVAL;
1515}
1516
9361401e 1517#ifdef CONFIG_BLOCK
1da177e4
LT		 1518static int broken_blkgetsize(unsigned int fd, unsigned int cmd, unsigned long arg)
1519{
1520 /* The mkswap binary hard codes it to Intel value :-((( */
1521 return w_long(fd, BLKGETSIZE, arg);
1522}
1523
1524struct blkpg_ioctl_arg32 {
1525 compat_int_t op;
1526 compat_int_t flags;
1527 compat_int_t datalen;
1528 compat_caddr_t data;
1529};
1530
1531static int blkpg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1532{
1533 struct blkpg_ioctl_arg32 __user *ua32 = compat_ptr(arg);
1534 struct blkpg_ioctl_arg __user *a = compat_alloc_user_space(sizeof(*a));
1535 compat_caddr_t udata;
1536 compat_int_t n;
1537 int err;
1538
1539 err = get_user(n, &ua32->op);
1540 err |= put_user(n, &a->op);
1541 err |= get_user(n, &ua32->flags);
1542 err |= put_user(n, &a->flags);
1543 err |= get_user(n, &ua32->datalen);
1544 err |= put_user(n, &a->datalen);
1545 err |= get_user(udata, &ua32->data);
1546 err |= put_user(compat_ptr(udata), &a->data);
1547 if (err)
1548 return err;
1549
1550 return sys_ioctl(fd, cmd, (unsigned long)a);
1551}
9361401e 1552#endif
1da177e4
LT		 1553
1554static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
1555{
1556 return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
1557}
1558
9361401e 1559#ifdef CONFIG_BLOCK
1da177e4
LT		 1560/* Fix sizeof(sizeof()) breakage */
1561#define BLKBSZGET_32 _IOR(0x12,112,int)
1562#define BLKBSZSET_32 _IOW(0x12,113,int)
1563#define BLKGETSIZE64_32 _IOR(0x12,114,int)
1564
1565static int do_blkbszget(unsigned int fd, unsigned int cmd, unsigned long arg)
1566{
1567 return sys_ioctl(fd, BLKBSZGET, (unsigned long)compat_ptr(arg));
1568}
1569
1570static int do_blkbszset(unsigned int fd, unsigned int cmd, unsigned long arg)
1571{
1572 return sys_ioctl(fd, BLKBSZSET, (unsigned long)compat_ptr(arg));
1573}
1574
1575static int do_blkgetsize64(unsigned int fd, unsigned int cmd,
1576 unsigned long arg)
1577{
1578 return sys_ioctl(fd, BLKGETSIZE64, (unsigned long)compat_ptr(arg));
1579}
9361401e 1580#endif
1da177e4
LT		 1581
1582/* Bluetooth ioctls */
1583#define HCIUARTSETPROTO _IOW('U', 200, int)
1584#define HCIUARTGETPROTO _IOR('U', 201, int)
1585
1586#define BNEPCONNADD _IOW('B', 200, int)
1587#define BNEPCONNDEL _IOW('B', 201, int)
1588#define BNEPGETCONNLIST _IOR('B', 210, int)
1589#define BNEPGETCONNINFO _IOR('B', 211, int)
1590
1591#define CMTPCONNADD _IOW('C', 200, int)
1592#define CMTPCONNDEL _IOW('C', 201, int)
1593#define CMTPGETCONNLIST _IOR('C', 210, int)
1594#define CMTPGETCONNINFO _IOR('C', 211, int)
1595
1596#define HIDPCONNADD _IOW('H', 200, int)
1597#define HIDPCONNDEL _IOW('H', 201, int)
1598#define HIDPGETCONNLIST _IOR('H', 210, int)
1599#define HIDPGETCONNINFO _IOR('H', 211, int)
1600
9361401e 1601#ifdef CONFIG_BLOCK
1da177e4
LT		 1602struct floppy_struct32 {
1603 compat_uint_t size;
1604 compat_uint_t sect;
1605 compat_uint_t head;
1606 compat_uint_t track;
1607 compat_uint_t stretch;
1608 unsigned char gap;
1609 unsigned char rate;
1610 unsigned char spec1;
1611 unsigned char fmt_gap;
1612 const compat_caddr_t name;
1613};
1614
1615struct floppy_drive_params32 {
1616 char cmos;
1617 compat_ulong_t max_dtr;
1618 compat_ulong_t hlt;
1619 compat_ulong_t hut;
1620 compat_ulong_t srt;
1621 compat_ulong_t spinup;
1622 compat_ulong_t spindown;
1623 unsigned char spindown_offset;
1624 unsigned char select_delay;
1625 unsigned char rps;
1626 unsigned char tracks;
1627 compat_ulong_t timeout;
1628 unsigned char interleave_sect;
1629 struct floppy_max_errors max_errors;
1630 char flags;
1631 char read_track;
1632 short autodetect[8];
1633 compat_int_t checkfreq;
1634 compat_int_t native_format;
1635};
1636
1637struct floppy_drive_struct32 {
1638 signed char flags;
1639 compat_ulong_t spinup_date;
1640 compat_ulong_t select_date;
1641 compat_ulong_t first_read_date;
1642 short probed_format;
1643 short track;
1644 short maxblock;
1645 short maxtrack;
1646 compat_int_t generation;
1647 compat_int_t keep_data;
1648 compat_int_t fd_ref;
1649 compat_int_t fd_device;
1650 compat_int_t last_checked;
1651 compat_caddr_t dmabuf;
1652 compat_int_t bufblocks;
1653};
1654
1655struct floppy_fdc_state32 {
1656 compat_int_t spec1;
1657 compat_int_t spec2;
1658 compat_int_t dtr;
1659 unsigned char version;
1660 unsigned char dor;
1661 compat_ulong_t address;
1662 unsigned int rawcmd:2;
1663 unsigned int reset:1;
1664 unsigned int need_configure:1;
1665 unsigned int perp_mode:2;
1666 unsigned int has_fifo:1;
1667 unsigned int driver_version;
1668 unsigned char track[4];
1669};
1670
1671struct floppy_write_errors32 {
1672 unsigned int write_errors;
1673 compat_ulong_t first_error_sector;
1674 compat_int_t first_error_generation;
1675 compat_ulong_t last_error_sector;
1676 compat_int_t last_error_generation;
1677 compat_uint_t badness;
1678};
1679
1680#define FDSETPRM32 _IOW(2, 0x42, struct floppy_struct32)
1681#define FDDEFPRM32 _IOW(2, 0x43, struct floppy_struct32)
1682#define FDGETPRM32 _IOR(2, 0x04, struct floppy_struct32)
1683#define FDSETDRVPRM32 _IOW(2, 0x90, struct floppy_drive_params32)
1684#define FDGETDRVPRM32 _IOR(2, 0x11, struct floppy_drive_params32)
1685#define FDGETDRVSTAT32 _IOR(2, 0x12, struct floppy_drive_struct32)
1686#define FDPOLLDRVSTAT32 _IOR(2, 0x13, struct floppy_drive_struct32)
1687#define FDGETFDCSTAT32 _IOR(2, 0x15, struct floppy_fdc_state32)
1688#define FDWERRORGET32 _IOR(2, 0x17, struct floppy_write_errors32)
1689
1690static struct {
1691 unsigned int cmd32;
1692 unsigned int cmd;
1693} fd_ioctl_trans_table[] = {
1694 { FDSETPRM32, FDSETPRM },
1695 { FDDEFPRM32, FDDEFPRM },
1696 { FDGETPRM32, FDGETPRM },
1697 { FDSETDRVPRM32, FDSETDRVPRM },
1698 { FDGETDRVPRM32, FDGETDRVPRM },
1699 { FDGETDRVSTAT32, FDGETDRVSTAT },
1700 { FDPOLLDRVSTAT32, FDPOLLDRVSTAT },
1701 { FDGETFDCSTAT32, FDGETFDCSTAT },
1702 { FDWERRORGET32, FDWERRORGET }
1703};
1704
e8c96f8c 1705#define NR_FD_IOCTL_TRANS ARRAY_SIZE(fd_ioctl_trans_table)
1da177e4
LT		 1706
1707static int fd_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1708{
1709 mm_segment_t old_fs = get_fs();
1710 void *karg = NULL;
1711 unsigned int kcmd = 0;
1712 int i, err;
1713
1714 for (i = 0; i < NR_FD_IOCTL_TRANS; i++)
1715 if (cmd == fd_ioctl_trans_table[i].cmd32) {
1716 kcmd = fd_ioctl_trans_table[i].cmd;
1717 break;
1718 }
1719 if (!kcmd)
1720 return -EINVAL;
1721
1722 switch (cmd) {
1723 case FDSETPRM32:
1724 case FDDEFPRM32:
1725 case FDGETPRM32:
1726 {
1727 compat_uptr_t name;
1728 struct floppy_struct32 __user *uf;
1729 struct floppy_struct *f;
1730
1731 uf = compat_ptr(arg);
1732 f = karg = kmalloc(sizeof(struct floppy_struct), GFP_KERNEL);
1733 if (!karg)
1734 return -ENOMEM;
1735 if (cmd == FDGETPRM32)
1736 break;
1737 err = __get_user(f->size, &uf->size);
1738 err |= __get_user(f->sect, &uf->sect);
1739 err |= __get_user(f->head, &uf->head);
1740 err |= __get_user(f->track, &uf->track);
1741 err |= __get_user(f->stretch, &uf->stretch);
1742 err |= __get_user(f->gap, &uf->gap);
1743 err |= __get_user(f->rate, &uf->rate);
1744 err |= __get_user(f->spec1, &uf->spec1);
1745 err |= __get_user(f->fmt_gap, &uf->fmt_gap);
1746 err |= __get_user(name, &uf->name);
1747 f->name = compat_ptr(name);
1748 if (err) {
1749 err = -EFAULT;
1750 goto out;
1751 }
1752 break;
1753 }
1754 case FDSETDRVPRM32:
1755 case FDGETDRVPRM32:
1756 {
1757 struct floppy_drive_params32 __user *uf;
1758 struct floppy_drive_params *f;
1759
1760 uf = compat_ptr(arg);
1761 f = karg = kmalloc(sizeof(struct floppy_drive_params), GFP_KERNEL);
1762 if (!karg)
1763 return -ENOMEM;
1764 if (cmd == FDGETDRVPRM32)
1765 break;
1766 err = __get_user(f->cmos, &uf->cmos);
1767 err |= __get_user(f->max_dtr, &uf->max_dtr);
1768 err |= __get_user(f->hlt, &uf->hlt);
1769 err |= __get_user(f->hut, &uf->hut);
1770 err |= __get_user(f->srt, &uf->srt);
1771 err |= __get_user(f->spinup, &uf->spinup);
1772 err |= __get_user(f->spindown, &uf->spindown);
1773 err |= __get_user(f->spindown_offset, &uf->spindown_offset);
1774 err |= __get_user(f->select_delay, &uf->select_delay);
1775 err |= __get_user(f->rps, &uf->rps);
1776 err |= __get_user(f->tracks, &uf->tracks);
1777 err |= __get_user(f->timeout, &uf->timeout);
1778 err |= __get_user(f->interleave_sect, &uf->interleave_sect);
1779 err |= __copy_from_user(&f->max_errors, &uf->max_errors, sizeof(f->max_errors));
1780 err |= __get_user(f->flags, &uf->flags);
1781 err |= __get_user(f->read_track, &uf->read_track);
1782 err |= __copy_from_user(f->autodetect, uf->autodetect, sizeof(f->autodetect));
1783 err |= __get_user(f->checkfreq, &uf->checkfreq);
1784 err |= __get_user(f->native_format, &uf->native_format);
1785 if (err) {
1786 err = -EFAULT;
1787 goto out;
1788 }
1789 break;
1790 }
1791 case FDGETDRVSTAT32:
1792 case FDPOLLDRVSTAT32:
1793 karg = kmalloc(sizeof(struct floppy_drive_struct), GFP_KERNEL);
1794 if (!karg)
1795 return -ENOMEM;
1796 break;
1797 case FDGETFDCSTAT32:
1798 karg = kmalloc(sizeof(struct floppy_fdc_state), GFP_KERNEL);
1799 if (!karg)
1800 return -ENOMEM;
1801 break;
1802 case FDWERRORGET32:
1803 karg = kmalloc(sizeof(struct floppy_write_errors), GFP_KERNEL);
1804 if (!karg)
1805 return -ENOMEM;
1806 break;
1807 default:
1808 return -EINVAL;
1809 }
1810 set_fs (KERNEL_DS);
1811 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1812 set_fs (old_fs);
1813 if (err)
1814 goto out;
1815 switch (cmd) {
1816 case FDGETPRM32:
1817 {
1818 struct floppy_struct *f = karg;
1819 struct floppy_struct32 __user *uf = compat_ptr(arg);
1820
1821 err = __put_user(f->size, &uf->size);
1822 err |= __put_user(f->sect, &uf->sect);
1823 err |= __put_user(f->head, &uf->head);
1824 err |= __put_user(f->track, &uf->track);
1825 err |= __put_user(f->stretch, &uf->stretch);
1826 err |= __put_user(f->gap, &uf->gap);
1827 err |= __put_user(f->rate, &uf->rate);
1828 err |= __put_user(f->spec1, &uf->spec1);
1829 err |= __put_user(f->fmt_gap, &uf->fmt_gap);
1830 err |= __put_user((u64)f->name, (compat_caddr_t __user *)&uf->name);
1831 break;
1832 }
1833 case FDGETDRVPRM32:
1834 {
1835 struct floppy_drive_params32 __user *uf;
1836 struct floppy_drive_params *f = karg;
1837
1838 uf = compat_ptr(arg);
1839 err = __put_user(f->cmos, &uf->cmos);
1840 err |= __put_user(f->max_dtr, &uf->max_dtr);
1841 err |= __put_user(f->hlt, &uf->hlt);
1842 err |= __put_user(f->hut, &uf->hut);
1843 err |= __put_user(f->srt, &uf->srt);
1844 err |= __put_user(f->spinup, &uf->spinup);
1845 err |= __put_user(f->spindown, &uf->spindown);
1846 err |= __put_user(f->spindown_offset, &uf->spindown_offset);
1847 err |= __put_user(f->select_delay, &uf->select_delay);
1848 err |= __put_user(f->rps, &uf->rps);
1849 err |= __put_user(f->tracks, &uf->tracks);
1850 err |= __put_user(f->timeout, &uf->timeout);
1851 err |= __put_user(f->interleave_sect, &uf->interleave_sect);
1852 err |= __copy_to_user(&uf->max_errors, &f->max_errors, sizeof(f->max_errors));
1853 err |= __put_user(f->flags, &uf->flags);
1854 err |= __put_user(f->read_track, &uf->read_track);
1855 err |= __copy_to_user(uf->autodetect, f->autodetect, sizeof(f->autodetect));
1856 err |= __put_user(f->checkfreq, &uf->checkfreq);
1857 err |= __put_user(f->native_format, &uf->native_format);
1858 break;
1859 }
1860 case FDGETDRVSTAT32:
1861 case FDPOLLDRVSTAT32:
1862 {
1863 struct floppy_drive_struct32 __user *uf;
1864 struct floppy_drive_struct *f = karg;
1865
1866 uf = compat_ptr(arg);
1867 err = __put_user(f->flags, &uf->flags);
1868 err |= __put_user(f->spinup_date, &uf->spinup_date);
1869 err |= __put_user(f->select_date, &uf->select_date);
1870 err |= __put_user(f->first_read_date, &uf->first_read_date);
1871 err |= __put_user(f->probed_format, &uf->probed_format);
1872 err |= __put_user(f->track, &uf->track);
1873 err |= __put_user(f->maxblock, &uf->maxblock);
1874 err |= __put_user(f->maxtrack, &uf->maxtrack);
1875 err |= __put_user(f->generation, &uf->generation);
1876 err |= __put_user(f->keep_data, &uf->keep_data);
1877 err |= __put_user(f->fd_ref, &uf->fd_ref);
1878 err |= __put_user(f->fd_device, &uf->fd_device);
1879 err |= __put_user(f->last_checked, &uf->last_checked);
1880 err |= __put_user((u64)f->dmabuf, &uf->dmabuf);
1881 err |= __put_user((u64)f->bufblocks, &uf->bufblocks);
1882 break;
1883 }
1884 case FDGETFDCSTAT32:
1885 {
1886 struct floppy_fdc_state32 __user *uf;
1887 struct floppy_fdc_state *f = karg;
1888
1889 uf = compat_ptr(arg);
1890 err = __put_user(f->spec1, &uf->spec1);
1891 err |= __put_user(f->spec2, &uf->spec2);
1892 err |= __put_user(f->dtr, &uf->dtr);
1893 err |= __put_user(f->version, &uf->version);
1894 err |= __put_user(f->dor, &uf->dor);
1895 err |= __put_user(f->address, &uf->address);
1896 err |= __copy_to_user((char __user *)&uf->address + sizeof(uf->address),
1897 (char *)&f->address + sizeof(f->address), sizeof(int));
1898 err |= __put_user(f->driver_version, &uf->driver_version);
1899 err |= __copy_to_user(uf->track, f->track, sizeof(f->track));
1900 break;
1901 }
1902 case FDWERRORGET32:
1903 {
1904 struct floppy_write_errors32 __user *uf;
1905 struct floppy_write_errors *f = karg;
1906
1907 uf = compat_ptr(arg);
1908 err = __put_user(f->write_errors, &uf->write_errors);
1909 err |= __put_user(f->first_error_sector, &uf->first_error_sector);
1910 err |= __put_user(f->first_error_generation, &uf->first_error_generation);
1911 err |= __put_user(f->last_error_sector, &uf->last_error_sector);
1912 err |= __put_user(f->last_error_generation, &uf->last_error_generation);
1913 err |= __put_user(f->badness, &uf->badness);
1914 break;
1915 }
1916 default:
1917 break;
1918 }
1919 if (err)
1920 err = -EFAULT;
1921
f99d49ad
JJ		 1922out:
1923 kfree(karg);
1da177e4
LT		 1924 return err;
1925}
9361401e 1926#endif
1da177e4
LT		 1927
1928struct mtd_oob_buf32 {
1929 u_int32_t start;
1930 u_int32_t length;
1931 compat_caddr_t ptr; /* unsigned char* */
1932};
1933
1934#define MEMWRITEOOB32 _IOWR('M',3,struct mtd_oob_buf32)
1935#define MEMREADOOB32 _IOWR('M',4,struct mtd_oob_buf32)
1936
1937static int mtd_rw_oob(unsigned int fd, unsigned int cmd, unsigned long arg)
1938{
1939 struct mtd_oob_buf __user *buf = compat_alloc_user_space(sizeof(*buf));
1940 struct mtd_oob_buf32 __user *buf32 = compat_ptr(arg);
1941 u32 data;
1942 char __user *datap;
1943 unsigned int real_cmd;
1944 int err;
1945
1946 real_cmd = (cmd == MEMREADOOB32) ?
1947 MEMREADOOB : MEMWRITEOOB;
1948
1949 if (copy_in_user(&buf->start, &buf32->start,
1950 2 * sizeof(u32)) ||
1951 get_user(data, &buf32->ptr))
1952 return -EFAULT;
1953 datap = compat_ptr(data);
1954 if (put_user(datap, &buf->ptr))
1955 return -EFAULT;
1956
1957 err = sys_ioctl(fd, real_cmd, (unsigned long) buf);
1958
1959 if (!err) {
1960 if (copy_in_user(&buf32->start, &buf->start,
1961 2 * sizeof(u32)))
1962 err = -EFAULT;
1963 }
1964
1965 return err;
1966}
1967
9361401e 1968#ifdef CONFIG_BLOCK
1da177e4
LT		 1969struct raw32_config_request
1970{
1971 compat_int_t raw_minor;
1972 __u64 block_major;
1973 __u64 block_minor;
1974} __attribute__((packed));
1975
1976static int get_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
1977{
1978 int ret;
1979
1980 if (!access_ok(VERIFY_READ, user_req, sizeof(struct raw32_config_request)))
1981 return -EFAULT;
1982
1983 ret = __get_user(req->raw_minor, &user_req->raw_minor);
1984 ret |= __get_user(req->block_major, &user_req->block_major);
1985 ret |= __get_user(req->block_minor, &user_req->block_minor);
1986
1987 return ret ? -EFAULT : 0;
1988}
1989
1990static int set_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
1991{
1992 int ret;
1993
1994 if (!access_ok(VERIFY_WRITE, user_req, sizeof(struct raw32_config_request)))
1995 return -EFAULT;
1996
1997 ret = __put_user(req->raw_minor, &user_req->raw_minor);
1998 ret |= __put_user(req->block_major, &user_req->block_major);
1999 ret |= __put_user(req->block_minor, &user_req->block_minor);
2000
2001 return ret ? -EFAULT : 0;
2002}
2003
2004static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2005{
2006 int ret;
2007
2008 switch (cmd) {
2009 case RAW_SETBIND:
2010 case RAW_GETBIND: {
2011 struct raw_config_request req;
2012 struct raw32_config_request __user *user_req = compat_ptr(arg);
2013 mm_segment_t oldfs = get_fs();
2014
2015 if ((ret = get_raw32_request(&req, user_req)))
2016 return ret;
2017
2018 set_fs(KERNEL_DS);
2019 ret = sys_ioctl(fd,cmd,(unsigned long)&req);
2020 set_fs(oldfs);
2021
2022 if ((!ret) && (cmd == RAW_GETBIND)) {
2023 ret = set_raw32_request(&req, user_req);
2024 }
2025 break;
2026 }
2027 default:
2028 ret = sys_ioctl(fd, cmd, arg);
2029 break;
2030 }
2031 return ret;
2032}
9361401e 2033#endif /* CONFIG_BLOCK */
1da177e4
LT		 2034
2035struct serial_struct32 {
2036 compat_int_t type;
2037 compat_int_t line;
2038 compat_uint_t port;
2039 compat_int_t irq;
2040 compat_int_t flags;
2041 compat_int_t xmit_fifo_size;
2042 compat_int_t custom_divisor;
2043 compat_int_t baud_base;
2044 unsigned short close_delay;
2045 char io_type;
2046 char reserved_char[1];
2047 compat_int_t hub6;
2048 unsigned short closing_wait; /* time to wait before closing */
2049 unsigned short closing_wait2; /* no longer used... */
2050 compat_uint_t iomem_base;
2051 unsigned short iomem_reg_shift;
2052 unsigned int port_high;
2053 /* compat_ulong_t iomap_base FIXME */
2054 compat_int_t reserved[1];
2055};
2056
2057static int serial_struct_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2058{
2059 typedef struct serial_struct SS;
2060 typedef struct serial_struct32 SS32;
2061 struct serial_struct32 __user *ss32 = compat_ptr(arg);
2062 int err;
2063 struct serial_struct ss;
2064 mm_segment_t oldseg = get_fs();
2065 __u32 udata;
7116e994 2066 unsigned int base;
1da177e4
LT		 2067
2068 if (cmd == TIOCSSERIAL) {
2069 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
2070 return -EFAULT;
2071 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
2072 return -EFAULT;
7116e994
HC		 2073 if (__get_user(udata, &ss32->iomem_base))
2074 return -EFAULT;
1da177e4 2075 ss.iomem_base = compat_ptr(udata);
7116e994
HC		 2076 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
2077 __get_user(ss.port_high, &ss32->port_high))
2078 return -EFAULT;
1da177e4
LT		 2079 ss.iomap_base = 0UL;
2080 }
2081 set_fs(KERNEL_DS);
2082 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
2083 set_fs(oldseg);
2084 if (cmd == TIOCGSERIAL && err >= 0) {
2085 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
2086 return -EFAULT;
2087 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
2088 return -EFAULT;
7116e994
HC		 2089 base = (unsigned long)ss.iomem_base >> 32 ?
2090 0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
2091 if (__put_user(base, &ss32->iomem_base) ||
2092 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
2093 __put_user(ss.port_high, &ss32->port_high))
2094 return -EFAULT;
1da177e4
LT		 2095 }
2096 return err;
2097}
2098
2099struct usbdevfs_ctrltransfer32 {
2100 u8 bRequestType;
2101 u8 bRequest;
2102 u16 wValue;
2103 u16 wIndex;
2104 u16 wLength;
2105 u32 timeout; /* in milliseconds */
2106 compat_caddr_t data;
2107};
2108
2109#define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32)
2110
2111static int do_usbdevfs_control(unsigned int fd, unsigned int cmd, unsigned long arg)
2112{
2113 struct usbdevfs_ctrltransfer32 __user *p32 = compat_ptr(arg);
2114 struct usbdevfs_ctrltransfer __user *p;
2115 __u32 udata;
2116 p = compat_alloc_user_space(sizeof(*p));
2117 if (copy_in_user(p, p32, (sizeof(*p32) - sizeof(compat_caddr_t))) ||
2118 get_user(udata, &p32->data) ||
2119 put_user(compat_ptr(udata), &p->data))
2120 return -EFAULT;
2121 return sys_ioctl(fd, USBDEVFS_CONTROL, (unsigned long)p);
2122}
2123
2124
2125struct usbdevfs_bulktransfer32 {
2126 compat_uint_t ep;
2127 compat_uint_t len;
2128 compat_uint_t timeout; /* in milliseconds */
2129 compat_caddr_t data;
2130};
2131
2132#define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32)
2133
2134static int do_usbdevfs_bulk(unsigned int fd, unsigned int cmd, unsigned long arg)
2135{
2136 struct usbdevfs_bulktransfer32 __user *p32 = compat_ptr(arg);
2137 struct usbdevfs_bulktransfer __user *p;
2138 compat_uint_t n;
2139 compat_caddr_t addr;
2140
2141 p = compat_alloc_user_space(sizeof(*p));
2142
2143 if (get_user(n, &p32->ep) || put_user(n, &p->ep) ||
2144 get_user(n, &p32->len) || put_user(n, &p->len) ||
2145 get_user(n, &p32->timeout) || put_user(n, &p->timeout) ||
2146 get_user(addr, &p32->data) || put_user(compat_ptr(addr), &p->data))
2147 return -EFAULT;
2148
2149 return sys_ioctl(fd, USBDEVFS_BULK, (unsigned long)p);
2150}
2151
2152
2153/*
2154 * USBDEVFS_SUBMITURB, USBDEVFS_REAPURB and USBDEVFS_REAPURBNDELAY
2155 * are handled in usbdevfs core. -Christopher Li
2156 */
2157
2158struct usbdevfs_disconnectsignal32 {
2159 compat_int_t signr;
2160 compat_caddr_t context;
2161};
2162
2163#define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32)
2164
2165static int do_usbdevfs_discsignal(unsigned int fd, unsigned int cmd, unsigned long arg)
2166{
2167 struct usbdevfs_disconnectsignal kdis;
2168 struct usbdevfs_disconnectsignal32 __user *udis;
2169 mm_segment_t old_fs;
2170 u32 uctx;
2171 int err;
2172
2173 udis = compat_ptr(arg);
2174
2175 if (get_user(kdis.signr, &udis->signr) ||
2176 __get_user(uctx, &udis->context))
2177 return -EFAULT;
2178
2179 kdis.context = compat_ptr(uctx);
2180
2181 old_fs = get_fs();
2182 set_fs(KERNEL_DS);
2183 err = sys_ioctl(fd, USBDEVFS_DISCSIGNAL, (unsigned long) &kdis);
2184 set_fs(old_fs);
2185
2186 return err;
2187}
2188
2189/*
2190 * I2C layer ioctls
2191 */
2192
2193struct i2c_msg32 {
2194 u16 addr;
2195 u16 flags;
2196 u16 len;
2197 compat_caddr_t buf;
2198};
2199
2200struct i2c_rdwr_ioctl_data32 {
2201 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
2202 u32 nmsgs;
2203};
2204
2205struct i2c_smbus_ioctl_data32 {
2206 u8 read_write;
2207 u8 command;
2208 u32 size;
2209 compat_caddr_t data; /* union i2c_smbus_data *data */
2210};
2211
2212struct i2c_rdwr_aligned {
2213 struct i2c_rdwr_ioctl_data cmd;
2214 struct i2c_msg msgs[0];
2215};
2216
2217static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2218{
2219 struct i2c_rdwr_ioctl_data32 __user *udata = compat_ptr(arg);
2220 struct i2c_rdwr_aligned __user *tdata;
2221 struct i2c_msg __user *tmsgs;
2222 struct i2c_msg32 __user *umsgs;
2223 compat_caddr_t datap;
2224 int nmsgs, i;
2225
2226 if (get_user(nmsgs, &udata->nmsgs))
2227 return -EFAULT;
2228 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
2229 return -EINVAL;
2230
2231 if (get_user(datap, &udata->msgs))
2232 return -EFAULT;
2233 umsgs = compat_ptr(datap);
2234
2235 tdata = compat_alloc_user_space(sizeof(*tdata) +
2236 nmsgs * sizeof(struct i2c_msg));
2237 tmsgs = &tdata->msgs[0];
2238
2239 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
2240 put_user(tmsgs, &tdata->cmd.msgs))
2241 return -EFAULT;
2242
2243 for (i = 0; i < nmsgs; i++) {
2244 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
2245 return -EFAULT;
2246 if (get_user(datap, &umsgs[i].buf) ||
2247 put_user(compat_ptr(datap), &tmsgs[i].buf))
2248 return -EFAULT;
2249 }
2250 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2251}
2252
2253static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2254{
2255 struct i2c_smbus_ioctl_data __user *tdata;
2256 struct i2c_smbus_ioctl_data32 __user *udata;
2257 compat_caddr_t datap;
2258
2259 tdata = compat_alloc_user_space(sizeof(*tdata));
2260 if (tdata == NULL)
2261 return -ENOMEM;
2262 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
2263 return -EFAULT;
2264
2265 udata = compat_ptr(arg);
2266 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
2267 return -EFAULT;
2268
2269 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
2270 return -EFAULT;
2271 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
2272 return -EFAULT;
2273 if (__get_user(datap, &udata->data) ||
2274 __put_user(compat_ptr(datap), &tdata->data))
2275 return -EFAULT;
2276
2277 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2278}
2279
2280struct compat_iw_point {
2281 compat_caddr_t pointer;
2282 __u16 length;
2283 __u16 flags;
2284};
2285
2286static int do_wireless_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2287{
2288 struct iwreq __user *iwr;
2289 struct iwreq __user *iwr_u;
2290 struct iw_point __user *iwp;
2291 struct compat_iw_point __user *iwp_u;
2292 compat_caddr_t pointer;
2293 __u16 length, flags;
2294
2295 iwr_u = compat_ptr(arg);
2296 iwp_u = (struct compat_iw_point __user *) &iwr_u->u.data;
2297 iwr = compat_alloc_user_space(sizeof(*iwr));
2298 if (iwr == NULL)
2299 return -ENOMEM;
2300
2301 iwp = &iwr->u.data;
2302
2303 if (!access_ok(VERIFY_WRITE, iwr, sizeof(*iwr)))
2304 return -EFAULT;
2305
2306 if (__copy_in_user(&iwr->ifr_ifrn.ifrn_name[0],
2307 &iwr_u->ifr_ifrn.ifrn_name[0],
2308 sizeof(iwr->ifr_ifrn.ifrn_name)))
2309 return -EFAULT;
2310
2311 if (__get_user(pointer, &iwp_u->pointer) ||
2312 __get_user(length, &iwp_u->length) ||
2313 __get_user(flags, &iwp_u->flags))
2314 return -EFAULT;
2315
2316 if (__put_user(compat_ptr(pointer), &iwp->pointer) ||
2317 __put_user(length, &iwp->length) ||
2318 __put_user(flags, &iwp->flags))
2319 return -EFAULT;
2320
2321 return sys_ioctl(fd, cmd, (unsigned long) iwr);
2322}
2323
2324/* Since old style bridge ioctl's endup using SIOCDEVPRIVATE
2325 * for some operations; this forces use of the newer bridge-utils that
2326 * use compatiable ioctls
2327 */
2328static int old_bridge_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2329{
2330 u32 tmp;
2331
2332 if (get_user(tmp, (u32 __user *) arg))
2333 return -EFAULT;
2334 if (tmp == BRCTL_GET_VERSION)
2335 return BRCTL_VERSION + 1;
2336 return -EINVAL;
2337}
2338
ec3cad96
CH		 2339#define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
2340#define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
2341#define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
2342#define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
2343
2344static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2345{
2346 mm_segment_t oldfs = get_fs();
2347 compat_ulong_t val32;
2348 unsigned long kval;
2349 int ret;
2350
2351 switch (cmd) {
2352 case RTC_IRQP_READ32:
2353 case RTC_EPOCH_READ32:
2354 set_fs(KERNEL_DS);
2355 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
2356 RTC_IRQP_READ : RTC_EPOCH_READ,
2357 (unsigned long)&kval);
2358 set_fs(oldfs);
2359 if (ret)
2360 return ret;
2361 val32 = kval;
2362 return put_user(val32, (unsigned int __user *)arg);
2363 case RTC_IRQP_SET32:
fc5870f6 2364 return sys_ioctl(fd, RTC_IRQP_SET, arg);
ec3cad96 2365 case RTC_EPOCH_SET32:
fc5870f6 2366 return sys_ioctl(fd, RTC_EPOCH_SET, arg);
ec3cad96
CH		 2367 default:
2368 /* unreached */
2369 return -ENOIOCTLCMD;
2370 }
2371}
2372
c6b44d10
AK		 2373static int
2374lp_timeout_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
2375{
6b2b4e5a
AV		 2376 struct compat_timeval __user *tc = (struct compat_timeval __user *)arg;
2377 struct timeval __user *tn = compat_alloc_user_space(sizeof(struct timeval));
c6b44d10
AK		 2378 struct timeval ts;
2379 if (get_user(ts.tv_sec, &tc->tv_sec) ||
2380 get_user(ts.tv_usec, &tc->tv_usec) ||
2381 put_user(ts.tv_sec, &tn->tv_sec) ||
2382 put_user(ts.tv_usec, &tn->tv_usec))
2383 return -EFAULT;
2384 return sys_ioctl(fd, cmd, (unsigned long)tn);
2385}
2386
e6a6d2ef
CH		 2387#define HANDLE_IOCTL(cmd,handler) \
2388 { (cmd), (ioctl_trans_handler_t)(handler) },
2389
2390/* pointer to compatible structure or no argument */
2391#define COMPATIBLE_IOCTL(cmd) \
2392 { (cmd), do_ioctl32_pointer },
2393
2394/* argument is an unsigned long integer, not a pointer */
2395#define ULONG_IOCTL(cmd) \
2396 { (cmd), (ioctl_trans_handler_t)sys_ioctl },
1da177e4 2397
421f0281
AK		 2398/* ioctl should not be warned about even if it's not implemented.
2399 Valid reasons to use this:
2400 - It is implemented with ->compat_ioctl on some device, but programs
2401 call it on others too.
2402 - The ioctl is not implemented in the native kernel, but programs
2403 call it commonly anyways.
2404 Most other reasons are not valid. */
2405#define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
e6a6d2ef
CH		 2406
2407struct ioctl_trans ioctl_start[] = {
2408#include <linux/compat_ioctl.h>
1da177e4
LT		 2409HANDLE_IOCTL(MEMREADOOB32, mtd_rw_oob)
2410HANDLE_IOCTL(MEMWRITEOOB32, mtd_rw_oob)
2411#ifdef CONFIG_NET
2412HANDLE_IOCTL(SIOCGIFNAME, dev_ifname32)
2413HANDLE_IOCTL(SIOCGIFCONF, dev_ifconf)
2414HANDLE_IOCTL(SIOCGIFFLAGS, dev_ifsioc)
2415HANDLE_IOCTL(SIOCSIFFLAGS, dev_ifsioc)
2416HANDLE_IOCTL(SIOCGIFMETRIC, dev_ifsioc)
2417HANDLE_IOCTL(SIOCSIFMETRIC, dev_ifsioc)
2418HANDLE_IOCTL(SIOCGIFMTU, dev_ifsioc)
2419HANDLE_IOCTL(SIOCSIFMTU, dev_ifsioc)
2420HANDLE_IOCTL(SIOCGIFMEM, dev_ifsioc)
2421HANDLE_IOCTL(SIOCSIFMEM, dev_ifsioc)
2422HANDLE_IOCTL(SIOCGIFHWADDR, dev_ifsioc)
2423HANDLE_IOCTL(SIOCSIFHWADDR, dev_ifsioc)
2424HANDLE_IOCTL(SIOCADDMULTI, dev_ifsioc)
2425HANDLE_IOCTL(SIOCDELMULTI, dev_ifsioc)
2426HANDLE_IOCTL(SIOCGIFINDEX, dev_ifsioc)
2427HANDLE_IOCTL(SIOCGIFMAP, dev_ifsioc)
2428HANDLE_IOCTL(SIOCSIFMAP, dev_ifsioc)
2429HANDLE_IOCTL(SIOCGIFADDR, dev_ifsioc)
2430HANDLE_IOCTL(SIOCSIFADDR, dev_ifsioc)
67fd44fe 2431HANDLE_IOCTL(SIOCSIFHWBROADCAST, dev_ifsioc)
1da177e4
LT		 2432
2433/* ioctls used by appletalk ddp.c */
2434HANDLE_IOCTL(SIOCATALKDIFADDR, dev_ifsioc)
2435HANDLE_IOCTL(SIOCDIFADDR, dev_ifsioc)
2436HANDLE_IOCTL(SIOCSARP, dev_ifsioc)
2437HANDLE_IOCTL(SIOCDARP, dev_ifsioc)
2438
2439HANDLE_IOCTL(SIOCGIFBRDADDR, dev_ifsioc)
2440HANDLE_IOCTL(SIOCSIFBRDADDR, dev_ifsioc)
2441HANDLE_IOCTL(SIOCGIFDSTADDR, dev_ifsioc)
2442HANDLE_IOCTL(SIOCSIFDSTADDR, dev_ifsioc)
2443HANDLE_IOCTL(SIOCGIFNETMASK, dev_ifsioc)
2444HANDLE_IOCTL(SIOCSIFNETMASK, dev_ifsioc)
2445HANDLE_IOCTL(SIOCSIFPFLAGS, dev_ifsioc)
2446HANDLE_IOCTL(SIOCGIFPFLAGS, dev_ifsioc)
2447HANDLE_IOCTL(SIOCGIFTXQLEN, dev_ifsioc)
2448HANDLE_IOCTL(SIOCSIFTXQLEN, dev_ifsioc)
2449HANDLE_IOCTL(TUNSETIFF, dev_ifsioc)
2450HANDLE_IOCTL(SIOCETHTOOL, ethtool_ioctl)
2451HANDLE_IOCTL(SIOCBONDENSLAVE, bond_ioctl)
2452HANDLE_IOCTL(SIOCBONDRELEASE, bond_ioctl)
2453HANDLE_IOCTL(SIOCBONDSETHWADDR, bond_ioctl)
2454HANDLE_IOCTL(SIOCBONDSLAVEINFOQUERY, bond_ioctl)
2455HANDLE_IOCTL(SIOCBONDINFOQUERY, bond_ioctl)
2456HANDLE_IOCTL(SIOCBONDCHANGEACTIVE, bond_ioctl)
2457HANDLE_IOCTL(SIOCADDRT, routing_ioctl)
2458HANDLE_IOCTL(SIOCDELRT, routing_ioctl)
2459HANDLE_IOCTL(SIOCBRADDIF, dev_ifsioc)
2460HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
2461/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
2462HANDLE_IOCTL(SIOCRTMSG, ret_einval)
2463HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
ae40eb1e 2464HANDLE_IOCTL(SIOCGSTAMPNS, do_siocgstampns)
1da177e4 2465#endif
9361401e 2466#ifdef CONFIG_BLOCK
1da177e4
LT		 2467HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)
2468HANDLE_IOCTL(BLKRAGET, w_long)
2469HANDLE_IOCTL(BLKGETSIZE, w_long)
2470HANDLE_IOCTL(0x1260, broken_blkgetsize)
2471HANDLE_IOCTL(BLKFRAGET, w_long)
2472HANDLE_IOCTL(BLKSECTGET, w_long)
1da177e4 2473HANDLE_IOCTL(BLKPG, blkpg_ioctl_trans)
1da177e4 2474HANDLE_IOCTL(HDIO_GET_UNMASKINTR, hdio_ioctl_trans)
1da177e4 2475HANDLE_IOCTL(HDIO_GET_MULTCOUNT, hdio_ioctl_trans)
39484e53
MR		 2476HANDLE_IOCTL(HDIO_GET_KEEPSETTINGS, hdio_ioctl_trans)
2477HANDLE_IOCTL(HDIO_GET_32BIT, hdio_ioctl_trans)
1da177e4 2478HANDLE_IOCTL(HDIO_GET_NOWERR, hdio_ioctl_trans)
39484e53 2479HANDLE_IOCTL(HDIO_GET_DMA, hdio_ioctl_trans)
1da177e4 2480HANDLE_IOCTL(HDIO_GET_NICE, hdio_ioctl_trans)
39484e53
MR		 2481HANDLE_IOCTL(HDIO_GET_WCACHE, hdio_ioctl_trans)
2482HANDLE_IOCTL(HDIO_GET_ACOUSTIC, hdio_ioctl_trans)
2483HANDLE_IOCTL(HDIO_GET_ADDRESS, hdio_ioctl_trans)
2484HANDLE_IOCTL(HDIO_GET_BUSSTATE, hdio_ioctl_trans)
1da177e4
LT		 2485HANDLE_IOCTL(FDSETPRM32, fd_ioctl_trans)
2486HANDLE_IOCTL(FDDEFPRM32, fd_ioctl_trans)
2487HANDLE_IOCTL(FDGETPRM32, fd_ioctl_trans)
2488HANDLE_IOCTL(FDSETDRVPRM32, fd_ioctl_trans)
2489HANDLE_IOCTL(FDGETDRVPRM32, fd_ioctl_trans)
2490HANDLE_IOCTL(FDGETDRVSTAT32, fd_ioctl_trans)
2491HANDLE_IOCTL(FDPOLLDRVSTAT32, fd_ioctl_trans)
2492HANDLE_IOCTL(FDGETFDCSTAT32, fd_ioctl_trans)
2493HANDLE_IOCTL(FDWERRORGET32, fd_ioctl_trans)
2494HANDLE_IOCTL(SG_IO,sg_ioctl_trans)
2966387b 2495HANDLE_IOCTL(SG_GET_REQUEST_TABLE, sg_grt_trans)
9361401e 2496#endif
1da177e4
LT		 2497HANDLE_IOCTL(PPPIOCGIDLE32, ppp_ioctl_trans)
2498HANDLE_IOCTL(PPPIOCSCOMPRESS32, ppp_ioctl_trans)
2499HANDLE_IOCTL(PPPIOCSPASS32, ppp_sock_fprog_ioctl_trans)
2500HANDLE_IOCTL(PPPIOCSACTIVE32, ppp_sock_fprog_ioctl_trans)
9361401e 2501#ifdef CONFIG_BLOCK
1da177e4
LT		 2502HANDLE_IOCTL(MTIOCGET32, mt_ioctl_trans)
2503HANDLE_IOCTL(MTIOCPOS32, mt_ioctl_trans)
2504HANDLE_IOCTL(CDROMREADAUDIO, cdrom_ioctl_trans)
2505HANDLE_IOCTL(CDROM_SEND_PACKET, cdrom_ioctl_trans)
9361401e 2506#endif
1da177e4
LT		 2507#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
2508HANDLE_IOCTL(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout)
2509#ifdef CONFIG_VT
2510HANDLE_IOCTL(PIO_FONTX, do_fontx_ioctl)
2511HANDLE_IOCTL(GIO_FONTX, do_fontx_ioctl)
2512HANDLE_IOCTL(PIO_UNIMAP, do_unimap_ioctl)
2513HANDLE_IOCTL(GIO_UNIMAP, do_unimap_ioctl)
2514HANDLE_IOCTL(KDFONTOP, do_kdfontop_ioctl)
2515#endif
1da177e4
LT		 2516/* One SMB ioctl needs translations. */
2517#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
2518HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
2519HANDLE_IOCTL(ATM_GETLINKRATE32, do_atm_ioctl)
2520HANDLE_IOCTL(ATM_GETNAMES32, do_atm_ioctl)
2521HANDLE_IOCTL(ATM_GETTYPE32, do_atm_ioctl)
2522HANDLE_IOCTL(ATM_GETESI32, do_atm_ioctl)
2523HANDLE_IOCTL(ATM_GETADDR32, do_atm_ioctl)
2524HANDLE_IOCTL(ATM_RSTADDR32, do_atm_ioctl)
2525HANDLE_IOCTL(ATM_ADDADDR32, do_atm_ioctl)
2526HANDLE_IOCTL(ATM_DELADDR32, do_atm_ioctl)
2527HANDLE_IOCTL(ATM_GETCIRANGE32, do_atm_ioctl)
2528HANDLE_IOCTL(ATM_SETCIRANGE32, do_atm_ioctl)
2529HANDLE_IOCTL(ATM_SETESI32, do_atm_ioctl)
2530HANDLE_IOCTL(ATM_SETESIF32, do_atm_ioctl)
2531HANDLE_IOCTL(ATM_GETSTAT32, do_atm_ioctl)
2532HANDLE_IOCTL(ATM_GETSTATZ32, do_atm_ioctl)
2533HANDLE_IOCTL(ATM_GETLOOP32, do_atm_ioctl)
2534HANDLE_IOCTL(ATM_SETLOOP32, do_atm_ioctl)
2535HANDLE_IOCTL(ATM_QUERYLOOP32, do_atm_ioctl)
2536HANDLE_IOCTL(SONET_GETSTAT, do_atm_ioctl)
2537HANDLE_IOCTL(SONET_GETSTATZ, do_atm_ioctl)
2538HANDLE_IOCTL(SONET_GETDIAG, do_atm_ioctl)
2539HANDLE_IOCTL(SONET_SETDIAG, do_atm_ioctl)
2540HANDLE_IOCTL(SONET_CLRDIAG, do_atm_ioctl)
2541HANDLE_IOCTL(SONET_SETFRAMING, do_atm_ioctl)
2542HANDLE_IOCTL(SONET_GETFRAMING, do_atm_ioctl)
2543HANDLE_IOCTL(SONET_GETFRSENSE, do_atm_ioctl)
2544/* block stuff */
9361401e 2545#ifdef CONFIG_BLOCK
1da177e4
LT		 2546HANDLE_IOCTL(BLKBSZGET_32, do_blkbszget)
2547HANDLE_IOCTL(BLKBSZSET_32, do_blkbszset)
2548HANDLE_IOCTL(BLKGETSIZE64_32, do_blkgetsize64)
1da177e4
LT		 2549/* Raw devices */
2550HANDLE_IOCTL(RAW_SETBIND, raw_ioctl)
2551HANDLE_IOCTL(RAW_GETBIND, raw_ioctl)
9361401e 2552#endif
1da177e4
LT		 2553/* Serial */
2554HANDLE_IOCTL(TIOCGSERIAL, serial_struct_ioctl)
2555HANDLE_IOCTL(TIOCSSERIAL, serial_struct_ioctl)
9c0cbd54
CH		 2556#ifdef TIOCGLTC
2557COMPATIBLE_IOCTL(TIOCGLTC)
2558COMPATIBLE_IOCTL(TIOCSLTC)
2559#endif
7a81e316
CH		 2560#ifdef TIOCSTART
2561/*
2562 * For these two we have defintions in ioctls.h and/or termios.h on
2563 * some architectures but no actual implemention. Some applications
2564 * like bash call them if they are defined in the headers, so we provide
2565 * entries here to avoid syslog message spew.
2566 */
2567COMPATIBLE_IOCTL(TIOCSTART)
2568COMPATIBLE_IOCTL(TIOCSTOP)
2569#endif
1da177e4
LT		 2570/* Usbdevfs */
2571HANDLE_IOCTL(USBDEVFS_CONTROL32, do_usbdevfs_control)
2572HANDLE_IOCTL(USBDEVFS_BULK32, do_usbdevfs_bulk)
2573HANDLE_IOCTL(USBDEVFS_DISCSIGNAL32, do_usbdevfs_discsignal)
c36fc889 2574COMPATIBLE_IOCTL(USBDEVFS_IOCTL32)
1da177e4
LT		 2575/* i2c */
2576HANDLE_IOCTL(I2C_FUNCS, w_long)
2577HANDLE_IOCTL(I2C_RDWR, do_i2c_rdwr_ioctl)
2578HANDLE_IOCTL(I2C_SMBUS, do_i2c_smbus_ioctl)
2579/* wireless */
2580HANDLE_IOCTL(SIOCGIWRANGE, do_wireless_ioctl)
ed4bb106
JT		 2581HANDLE_IOCTL(SIOCGIWPRIV, do_wireless_ioctl)
2582HANDLE_IOCTL(SIOCGIWSTATS, do_wireless_ioctl)
1da177e4
LT		 2583HANDLE_IOCTL(SIOCSIWSPY, do_wireless_ioctl)
2584HANDLE_IOCTL(SIOCGIWSPY, do_wireless_ioctl)
2585HANDLE_IOCTL(SIOCSIWTHRSPY, do_wireless_ioctl)
2586HANDLE_IOCTL(SIOCGIWTHRSPY, do_wireless_ioctl)
ed4bb106 2587HANDLE_IOCTL(SIOCSIWMLME, do_wireless_ioctl)
1da177e4 2588HANDLE_IOCTL(SIOCGIWAPLIST, do_wireless_ioctl)
ed4bb106 2589HANDLE_IOCTL(SIOCSIWSCAN, do_wireless_ioctl)
1da177e4
LT		 2590HANDLE_IOCTL(SIOCGIWSCAN, do_wireless_ioctl)
2591HANDLE_IOCTL(SIOCSIWESSID, do_wireless_ioctl)
2592HANDLE_IOCTL(SIOCGIWESSID, do_wireless_ioctl)
2593HANDLE_IOCTL(SIOCSIWNICKN, do_wireless_ioctl)
2594HANDLE_IOCTL(SIOCGIWNICKN, do_wireless_ioctl)
2595HANDLE_IOCTL(SIOCSIWENCODE, do_wireless_ioctl)
2596HANDLE_IOCTL(SIOCGIWENCODE, do_wireless_ioctl)
ed4bb106
JT		 2597HANDLE_IOCTL(SIOCSIWGENIE, do_wireless_ioctl)
2598HANDLE_IOCTL(SIOCGIWGENIE, do_wireless_ioctl)
2599HANDLE_IOCTL(SIOCSIWENCODEEXT, do_wireless_ioctl)
2600HANDLE_IOCTL(SIOCGIWENCODEEXT, do_wireless_ioctl)
2601HANDLE_IOCTL(SIOCSIWPMKSA, do_wireless_ioctl)
1da177e4
LT		 2602HANDLE_IOCTL(SIOCSIFBR, old_bridge_ioctl)
2603HANDLE_IOCTL(SIOCGIFBR, old_bridge_ioctl)
9d016dd4
AK		 2604/* Not implemented in the native kernel */
2605IGNORE_IOCTL(SIOCGIFCOUNT)
ec3cad96
CH		 2606HANDLE_IOCTL(RTC_IRQP_READ32, rtc_ioctl)
2607HANDLE_IOCTL(RTC_IRQP_SET32, rtc_ioctl)
2608HANDLE_IOCTL(RTC_EPOCH_READ32, rtc_ioctl)
2609HANDLE_IOCTL(RTC_EPOCH_SET32, rtc_ioctl)
1da177e4 2610
6e87abd0 2611/* dvb */
6e87abd0
DM		 2612HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event)
2613HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture)
2614HANDLE_IOCTL(VIDEO_SET_SPU_PALETTE, do_video_set_spu_palette)
c6b44d10
AK		 2615
2616/* parport */
2617COMPATIBLE_IOCTL(LPTIME)
2618COMPATIBLE_IOCTL(LPCHAR)
2619COMPATIBLE_IOCTL(LPABORTOPEN)
2620COMPATIBLE_IOCTL(LPCAREFUL)
2621COMPATIBLE_IOCTL(LPWAIT)
2622COMPATIBLE_IOCTL(LPSETIRQ)
2623COMPATIBLE_IOCTL(LPGETSTATUS)
2624COMPATIBLE_IOCTL(LPGETSTATUS)
2625COMPATIBLE_IOCTL(LPRESET)
2626/*LPGETSTATS not implemented, but no kernels seem to compile it in anyways*/
2627COMPATIBLE_IOCTL(LPGETFLAGS)
2628HANDLE_IOCTL(LPSETTIMEOUT, lp_timeout_trans)
2724b6db
AK		 2629
2630/* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
2631 but we don't want warnings on other file systems. So declare
2632 them as compatible here. */
2633#define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
2634#define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
2635
2636IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
2637IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
e6a6d2ef 2638};
6e87abd0 2639
e6a6d2ef 2640int ioctl_table_size = ARRAY_SIZE(ioctl_start);
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