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[PATCH] knfsd: Allow max size of NFSd payload to be configured
[linux-2.6/mini2440.git] / fs / compat_ioctl.c
blob27ca1aa305625fbc19b0122b7875d75f06125c53
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/types.h>
14 #include <linux/compat.h>
15 #include <linux/kernel.h>
16 #include <linux/capability.h>
17 #include <linux/compiler.h>
18 #include <linux/sched.h>
19 #include <linux/smp.h>
20 #include <linux/smp_lock.h>
21 #include <linux/ioctl.h>
22 #include <linux/if.h>
23 #include <linux/if_bridge.h>
24 #include <linux/slab.h>
25 #include <linux/hdreg.h>
26 #include <linux/raid/md.h>
27 #include <linux/kd.h>
28 #include <linux/dirent.h>
29 #include <linux/route.h>
30 #include <linux/in6.h>
31 #include <linux/ipv6_route.h>
32 #include <linux/skbuff.h>
33 #include <linux/netlink.h>
34 #include <linux/vt.h>
35 #include <linux/fs.h>
36 #include <linux/file.h>
37 #include <linux/fd.h>
38 #include <linux/ppp_defs.h>
39 #include <linux/if_ppp.h>
40 #include <linux/if_pppox.h>
41 #include <linux/mtio.h>
42 #include <linux/cdrom.h>
43 #include <linux/auto_fs.h>
44 #include <linux/auto_fs4.h>
45 #include <linux/tty.h>
46 #include <linux/vt_kern.h>
47 #include <linux/fb.h>
48 #include <linux/videodev.h>
49 #include <linux/netdevice.h>
50 #include <linux/raw.h>
51 #include <linux/smb_fs.h>
52 #include <linux/blkpg.h>
53 #include <linux/blkdev.h>
54 #include <linux/elevator.h>
55 #include <linux/rtc.h>
56 #include <linux/pci.h>
57 #include <linux/module.h>
58 #include <linux/serial.h>
59 #include <linux/if_tun.h>
60 #include <linux/ctype.h>
61 #include <linux/ioctl32.h>
62 #include <linux/syscalls.h>
63 #include <linux/i2c.h>
64 #include <linux/i2c-dev.h>
65 #include <linux/wireless.h>
66 #include <linux/atalk.h>
67 #include <linux/blktrace_api.h>
68
69 #include <net/sock.h> /* siocdevprivate_ioctl */
70 #include <net/bluetooth/bluetooth.h>
71 #include <net/bluetooth/hci.h>
72 #include <net/bluetooth/rfcomm.h>
73
74 #include <linux/capi.h>
75 #include <linux/gigaset_dev.h>
76
77 #include <scsi/scsi.h>
78 #include <scsi/scsi_ioctl.h>
79 #include <scsi/sg.h>
80
81 #include <asm/uaccess.h>
82 #include <linux/ethtool.h>
83 #include <linux/mii.h>
84 #include <linux/if_bonding.h>
85 #include <linux/watchdog.h>
86 #include <linux/dm-ioctl.h>
87
88 #include <linux/soundcard.h>
89 #include <linux/lp.h>
90 #include <linux/ppdev.h>
91
92 #include <linux/atm.h>
93 #include <linux/atmarp.h>
94 #include <linux/atmclip.h>
95 #include <linux/atmdev.h>
96 #include <linux/atmioc.h>
97 #include <linux/atmlec.h>
98 #include <linux/atmmpc.h>
99 #include <linux/atmsvc.h>
100 #include <linux/atm_tcp.h>
101 #include <linux/sonet.h>
102 #include <linux/atm_suni.h>
103 #include <linux/mtd/mtd.h>
104
105 #include <linux/usb.h>
106 #include <linux/usbdevice_fs.h>
107 #include <linux/nbd.h>
108 #include <linux/random.h>
109 #include <linux/filter.h>
110 #include <linux/pktcdvd.h>
111
112 #include <linux/hiddev.h>
113
114 #include <linux/dvb/audio.h>
115 #include <linux/dvb/dmx.h>
116 #include <linux/dvb/frontend.h>
117 #include <linux/dvb/video.h>
118 #include <linux/lp.h>
119
120 static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
121 unsigned long arg, struct file *f)
122 {
123 return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
124 }
125
126 static int w_long(unsigned int fd, unsigned int cmd, unsigned long arg)
127 {
128 mm_segment_t old_fs = get_fs();
129 int err;
130 unsigned long val;
131
132 set_fs (KERNEL_DS);
133 err = sys_ioctl(fd, cmd, (unsigned long)&val);
134 set_fs (old_fs);
135 if (!err && put_user(val, (u32 __user *)compat_ptr(arg)))
136 return -EFAULT;
137 return err;
138 }
139
140 static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg)
141 {
142 mm_segment_t old_fs = get_fs();
143 u32 __user *argptr = compat_ptr(arg);
144 int err;
145 unsigned long val;
146
147 if(get_user(val, argptr))
148 return -EFAULT;
149 set_fs (KERNEL_DS);
150 err = sys_ioctl(fd, cmd, (unsigned long)&val);
151 set_fs (old_fs);
152 if (!err && put_user(val, argptr))
153 return -EFAULT;
154 return err;
155 }
156
157 struct compat_video_event {
158 int32_t type;
159 compat_time_t timestamp;
160 union {
161 video_size_t size;
162 unsigned int frame_rate;
163 } u;
164 };
165
166 static int do_video_get_event(unsigned int fd, unsigned int cmd, unsigned long arg)
167 {
168 struct video_event kevent;
169 mm_segment_t old_fs = get_fs();
170 int err;
171
172 set_fs(KERNEL_DS);
173 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
174 set_fs(old_fs);
175
176 if (!err) {
177 struct compat_video_event __user *up = compat_ptr(arg);
178
179 err = put_user(kevent.type, &up->type);
180 err |= put_user(kevent.timestamp, &up->timestamp);
181 err |= put_user(kevent.u.size.w, &up->u.size.w);
182 err |= put_user(kevent.u.size.h, &up->u.size.h);
183 err |= put_user(kevent.u.size.aspect_ratio,
184 &up->u.size.aspect_ratio);
185 if (err)
186 err = -EFAULT;
187 }
188
189 return err;
190 }
191
192 struct compat_video_still_picture {
193 compat_uptr_t iFrame;
194 int32_t size;
195 };
196
197 static int do_video_stillpicture(unsigned int fd, unsigned int cmd, unsigned long arg)
198 {
199 struct compat_video_still_picture __user *up;
200 struct video_still_picture __user *up_native;
201 compat_uptr_t fp;
202 int32_t size;
203 int err;
204
205 up = (struct compat_video_still_picture __user *) arg;
206 err = get_user(fp, &up->iFrame);
207 err |= get_user(size, &up->size);
208 if (err)
209 return -EFAULT;
210
211 up_native =
212 compat_alloc_user_space(sizeof(struct video_still_picture));
213
214 put_user(compat_ptr(fp), &up_native->iFrame);
215 put_user(size, &up_native->size);
216
217 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
218
219 return err;
220 }
221
222 struct compat_video_spu_palette {
223 int length;
224 compat_uptr_t palette;
225 };
226
227 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, unsigned long arg)
228 {
229 struct compat_video_spu_palette __user *up;
230 struct video_spu_palette __user *up_native;
231 compat_uptr_t palp;
232 int length, err;
233
234 up = (struct compat_video_spu_palette __user *) arg;
235 err = get_user(palp, &up->palette);
236 err |= get_user(length, &up->length);
237
238 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
239 put_user(compat_ptr(palp), &up_native->palette);
240 put_user(length, &up_native->length);
241
242 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
243
244 return err;
245 }
246
247 #ifdef CONFIG_NET
248 static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
249 {
250 struct compat_timeval __user *up = compat_ptr(arg);
251 struct timeval ktv;
252 mm_segment_t old_fs = get_fs();
253 int err;
254
255 set_fs(KERNEL_DS);
256 err = sys_ioctl(fd, cmd, (unsigned long)&ktv);
257 set_fs(old_fs);
258 if(!err) {
259 err = put_user(ktv.tv_sec, &up->tv_sec);
260 err |= __put_user(ktv.tv_usec, &up->tv_usec);
261 }
262 return err;
263 }
264
265 struct ifmap32 {
266 compat_ulong_t mem_start;
267 compat_ulong_t mem_end;
268 unsigned short base_addr;
269 unsigned char irq;
270 unsigned char dma;
271 unsigned char port;
272 };
273
274 struct ifreq32 {
275 #define IFHWADDRLEN 6
276 #define IFNAMSIZ 16
277 union {
278 char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
279 } ifr_ifrn;
280 union {
281 struct sockaddr ifru_addr;
282 struct sockaddr ifru_dstaddr;
283 struct sockaddr ifru_broadaddr;
284 struct sockaddr ifru_netmask;
285 struct sockaddr ifru_hwaddr;
286 short ifru_flags;
287 compat_int_t ifru_ivalue;
288 compat_int_t ifru_mtu;
289 struct ifmap32 ifru_map;
290 char ifru_slave[IFNAMSIZ]; /* Just fits the size */
291 char ifru_newname[IFNAMSIZ];
292 compat_caddr_t ifru_data;
293 /* XXXX? ifru_settings should be here */
294 } ifr_ifru;
295 };
296
297 struct ifconf32 {
298 compat_int_t ifc_len; /* size of buffer */
299 compat_caddr_t ifcbuf;
300 };
301
302 static int dev_ifname32(unsigned int fd, unsigned int cmd, unsigned long arg)
303 {
304 struct net_device *dev;
305 struct ifreq32 ifr32;
306 int err;
307
308 if (copy_from_user(&ifr32, compat_ptr(arg), sizeof(ifr32)))
309 return -EFAULT;
310
311 dev = dev_get_by_index(ifr32.ifr_ifindex);
312 if (!dev)
313 return -ENODEV;
314
315 strlcpy(ifr32.ifr_name, dev->name, sizeof(ifr32.ifr_name));
316 dev_put(dev);
317
318 err = copy_to_user(compat_ptr(arg), &ifr32, sizeof(ifr32));
319 return (err ? -EFAULT : 0);
320 }
321
322 static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
323 {
324 struct ifconf32 ifc32;
325 struct ifconf ifc;
326 struct ifconf __user *uifc;
327 struct ifreq32 __user *ifr32;
328 struct ifreq __user *ifr;
329 unsigned int i, j;
330 int err;
331
332 if (copy_from_user(&ifc32, compat_ptr(arg), sizeof(struct ifconf32)))
333 return -EFAULT;
334
335 if (ifc32.ifcbuf == 0) {
336 ifc32.ifc_len = 0;
337 ifc.ifc_len = 0;
338 ifc.ifc_req = NULL;
339 uifc = compat_alloc_user_space(sizeof(struct ifconf));
340 } else {
341 size_t len =((ifc32.ifc_len / sizeof (struct ifreq32)) + 1) *
342 sizeof (struct ifreq);
343 uifc = compat_alloc_user_space(sizeof(struct ifconf) + len);
344 ifc.ifc_len = len;
345 ifr = ifc.ifc_req = (void __user *)(uifc + 1);
346 ifr32 = compat_ptr(ifc32.ifcbuf);
347 for (i = 0; i < ifc32.ifc_len; i += sizeof (struct ifreq32)) {
348 if (copy_in_user(ifr, ifr32, sizeof(struct ifreq32)))
349 return -EFAULT;
350 ifr++;
351 ifr32++;
352 }
353 }
354 if (copy_to_user(uifc, &ifc, sizeof(struct ifconf)))
355 return -EFAULT;
356
357 err = sys_ioctl (fd, SIOCGIFCONF, (unsigned long)uifc);
358 if (err)
359 return err;
360
361 if (copy_from_user(&ifc, uifc, sizeof(struct ifconf)))
362 return -EFAULT;
363
364 ifr = ifc.ifc_req;
365 ifr32 = compat_ptr(ifc32.ifcbuf);
366 for (i = 0, j = 0;
367 i + sizeof (struct ifreq32) <= ifc32.ifc_len && j < ifc.ifc_len;
368 i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
369 if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32)))
370 return -EFAULT;
371 ifr32++;
372 ifr++;
373 }
374
375 if (ifc32.ifcbuf == 0) {
376 /* Translate from 64-bit structure multiple to
377 * a 32-bit one.
378 */
379 i = ifc.ifc_len;
380 i = ((i / sizeof(struct ifreq)) * sizeof(struct ifreq32));
381 ifc32.ifc_len = i;
382 } else {
383 ifc32.ifc_len = i;
384 }
385 if (copy_to_user(compat_ptr(arg), &ifc32, sizeof(struct ifconf32)))
386 return -EFAULT;
387
388 return 0;
389 }
390
391 static int ethtool_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
392 {
393 struct ifreq __user *ifr;
394 struct ifreq32 __user *ifr32;
395 u32 data;
396 void __user *datap;
397
398 ifr = compat_alloc_user_space(sizeof(*ifr));
399 ifr32 = compat_ptr(arg);
400
401 if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
402 return -EFAULT;
403
404 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
405 return -EFAULT;
406
407 datap = compat_ptr(data);
408 if (put_user(datap, &ifr->ifr_ifru.ifru_data))
409 return -EFAULT;
410
411 return sys_ioctl(fd, cmd, (unsigned long) ifr);
412 }
413
414 static int bond_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
415 {
416 struct ifreq kifr;
417 struct ifreq __user *uifr;
418 struct ifreq32 __user *ifr32 = compat_ptr(arg);
419 mm_segment_t old_fs;
420 int err;
421 u32 data;
422 void __user *datap;
423
424 switch (cmd) {
425 case SIOCBONDENSLAVE:
426 case SIOCBONDRELEASE:
427 case SIOCBONDSETHWADDR:
428 case SIOCBONDCHANGEACTIVE:
429 if (copy_from_user(&kifr, ifr32, sizeof(struct ifreq32)))
430 return -EFAULT;
431
432 old_fs = get_fs();
433 set_fs (KERNEL_DS);
434 err = sys_ioctl (fd, cmd, (unsigned long)&kifr);
435 set_fs (old_fs);
436
437 return err;
438 case SIOCBONDSLAVEINFOQUERY:
439 case SIOCBONDINFOQUERY:
440 uifr = compat_alloc_user_space(sizeof(*uifr));
441 if (copy_in_user(&uifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
442 return -EFAULT;
443
444 if (get_user(data, &ifr32->ifr_ifru.ifru_data))
445 return -EFAULT;
446
447 datap = compat_ptr(data);
448 if (put_user(datap, &uifr->ifr_ifru.ifru_data))
449 return -EFAULT;
450
451 return sys_ioctl (fd, cmd, (unsigned long)uifr);
452 default:
453 return -EINVAL;
454 };
455 }
456
457 int siocdevprivate_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
458 {
459 struct ifreq __user *u_ifreq64;
460 struct ifreq32 __user *u_ifreq32 = compat_ptr(arg);
461 char tmp_buf[IFNAMSIZ];
462 void __user *data64;
463 u32 data32;
464
465 if (copy_from_user(&tmp_buf[0], &(u_ifreq32->ifr_ifrn.ifrn_name[0]),
466 IFNAMSIZ))
467 return -EFAULT;
468 if (__get_user(data32, &u_ifreq32->ifr_ifru.ifru_data))
469 return -EFAULT;
470 data64 = compat_ptr(data32);
471
472 u_ifreq64 = compat_alloc_user_space(sizeof(*u_ifreq64));
473
474 /* Don't check these user accesses, just let that get trapped
475 * in the ioctl handler instead.
476 */
477 if (copy_to_user(&u_ifreq64->ifr_ifrn.ifrn_name[0], &tmp_buf[0],
478 IFNAMSIZ))
479 return -EFAULT;
480 if (__put_user(data64, &u_ifreq64->ifr_ifru.ifru_data))
481 return -EFAULT;
482
483 return sys_ioctl(fd, cmd, (unsigned long) u_ifreq64);
484 }
485
486 static int dev_ifsioc(unsigned int fd, unsigned int cmd, unsigned long arg)
487 {
488 struct ifreq ifr;
489 struct ifreq32 __user *uifr32;
490 struct ifmap32 __user *uifmap32;
491 mm_segment_t old_fs;
492 int err;
493
494 uifr32 = compat_ptr(arg);
495 uifmap32 = &uifr32->ifr_ifru.ifru_map;
496 switch (cmd) {
497 case SIOCSIFMAP:
498 err = copy_from_user(&ifr, uifr32, sizeof(ifr.ifr_name));
499 err |= __get_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
500 err |= __get_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
501 err |= __get_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
502 err |= __get_user(ifr.ifr_map.irq, &uifmap32->irq);
503 err |= __get_user(ifr.ifr_map.dma, &uifmap32->dma);
504 err |= __get_user(ifr.ifr_map.port, &uifmap32->port);
505 if (err)
506 return -EFAULT;
507 break;
508 default:
509 if (copy_from_user(&ifr, uifr32, sizeof(*uifr32)))
510 return -EFAULT;
511 break;
512 }
513 old_fs = get_fs();
514 set_fs (KERNEL_DS);
515 err = sys_ioctl (fd, cmd, (unsigned long)&ifr);
516 set_fs (old_fs);
517 if (!err) {
518 switch (cmd) {
519 /* TUNSETIFF is defined as _IOW, it should be _IORW
520 * as the data is copied back to user space, but that
521 * cannot be fixed without breaking all existing apps.
522 */
523 case TUNSETIFF:
524 case SIOCGIFFLAGS:
525 case SIOCGIFMETRIC:
526 case SIOCGIFMTU:
527 case SIOCGIFMEM:
528 case SIOCGIFHWADDR:
529 case SIOCGIFINDEX:
530 case SIOCGIFADDR:
531 case SIOCGIFBRDADDR:
532 case SIOCGIFDSTADDR:
533 case SIOCGIFNETMASK:
534 case SIOCGIFTXQLEN:
535 if (copy_to_user(uifr32, &ifr, sizeof(*uifr32)))
536 return -EFAULT;
537 break;
538 case SIOCGIFMAP:
539 err = copy_to_user(uifr32, &ifr, sizeof(ifr.ifr_name));
540 err |= __put_user(ifr.ifr_map.mem_start, &uifmap32->mem_start);
541 err |= __put_user(ifr.ifr_map.mem_end, &uifmap32->mem_end);
542 err |= __put_user(ifr.ifr_map.base_addr, &uifmap32->base_addr);
543 err |= __put_user(ifr.ifr_map.irq, &uifmap32->irq);
544 err |= __put_user(ifr.ifr_map.dma, &uifmap32->dma);
545 err |= __put_user(ifr.ifr_map.port, &uifmap32->port);
546 if (err)
547 err = -EFAULT;
548 break;
549 }
550 }
551 return err;
552 }
553
554 struct rtentry32 {
555 u32 rt_pad1;
556 struct sockaddr rt_dst; /* target address */
557 struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */
558 struct sockaddr rt_genmask; /* target network mask (IP) */
559 unsigned short rt_flags;
560 short rt_pad2;
561 u32 rt_pad3;
562 unsigned char rt_tos;
563 unsigned char rt_class;
564 short rt_pad4;
565 short rt_metric; /* +1 for binary compatibility! */
566 /* char * */ u32 rt_dev; /* forcing the device at add */
567 u32 rt_mtu; /* per route MTU/Window */
568 u32 rt_window; /* Window clamping */
569 unsigned short rt_irtt; /* Initial RTT */
570
571 };
572
573 struct in6_rtmsg32 {
574 struct in6_addr rtmsg_dst;
575 struct in6_addr rtmsg_src;
576 struct in6_addr rtmsg_gateway;
577 u32 rtmsg_type;
578 u16 rtmsg_dst_len;
579 u16 rtmsg_src_len;
580 u32 rtmsg_metric;
581 u32 rtmsg_info;
582 u32 rtmsg_flags;
583 s32 rtmsg_ifindex;
584 };
585
586 static int routing_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
587 {
588 int ret;
589 void *r = NULL;
590 struct in6_rtmsg r6;
591 struct rtentry r4;
592 char devname[16];
593 u32 rtdev;
594 mm_segment_t old_fs = get_fs();
595
596 struct socket *mysock = sockfd_lookup(fd, &ret);
597
598 if (mysock && mysock->sk && mysock->sk->sk_family == AF_INET6) { /* ipv6 */
599 struct in6_rtmsg32 __user *ur6 = compat_ptr(arg);
600 ret = copy_from_user (&r6.rtmsg_dst, &(ur6->rtmsg_dst),
601 3 * sizeof(struct in6_addr));
602 ret |= __get_user (r6.rtmsg_type, &(ur6->rtmsg_type));
603 ret |= __get_user (r6.rtmsg_dst_len, &(ur6->rtmsg_dst_len));
604 ret |= __get_user (r6.rtmsg_src_len, &(ur6->rtmsg_src_len));
605 ret |= __get_user (r6.rtmsg_metric, &(ur6->rtmsg_metric));
606 ret |= __get_user (r6.rtmsg_info, &(ur6->rtmsg_info));
607 ret |= __get_user (r6.rtmsg_flags, &(ur6->rtmsg_flags));
608 ret |= __get_user (r6.rtmsg_ifindex, &(ur6->rtmsg_ifindex));
609
610 r = (void *) &r6;
611 } else { /* ipv4 */
612 struct rtentry32 __user *ur4 = compat_ptr(arg);
613 ret = copy_from_user (&r4.rt_dst, &(ur4->rt_dst),
614 3 * sizeof(struct sockaddr));
615 ret |= __get_user (r4.rt_flags, &(ur4->rt_flags));
616 ret |= __get_user (r4.rt_metric, &(ur4->rt_metric));
617 ret |= __get_user (r4.rt_mtu, &(ur4->rt_mtu));
618 ret |= __get_user (r4.rt_window, &(ur4->rt_window));
619 ret |= __get_user (r4.rt_irtt, &(ur4->rt_irtt));
620 ret |= __get_user (rtdev, &(ur4->rt_dev));
621 if (rtdev) {
622 ret |= copy_from_user (devname, compat_ptr(rtdev), 15);
623 r4.rt_dev = devname; devname[15] = 0;
624 } else
625 r4.rt_dev = NULL;
626
627 r = (void *) &r4;
628 }
629
630 if (ret) {
631 ret = -EFAULT;
632 goto out;
633 }
634
635 set_fs (KERNEL_DS);
636 ret = sys_ioctl (fd, cmd, (unsigned long) r);
637 set_fs (old_fs);
638
639 out:
640 if (mysock)
641 sockfd_put(mysock);
642
643 return ret;
644 }
645 #endif
646
647 #ifdef CONFIG_BLOCK
648 struct hd_geometry32 {
649 unsigned char heads;
650 unsigned char sectors;
651 unsigned short cylinders;
652 u32 start;
653 };
654
655 static int hdio_getgeo(unsigned int fd, unsigned int cmd, unsigned long arg)
656 {
657 mm_segment_t old_fs = get_fs();
658 struct hd_geometry geo;
659 struct hd_geometry32 __user *ugeo;
660 int err;
661
662 set_fs (KERNEL_DS);
663 err = sys_ioctl(fd, HDIO_GETGEO, (unsigned long)&geo);
664 set_fs (old_fs);
665 ugeo = compat_ptr(arg);
666 if (!err) {
667 err = copy_to_user (ugeo, &geo, 4);
668 err |= __put_user (geo.start, &ugeo->start);
669 }
670 return err ? -EFAULT : 0;
671 }
672
673 static int hdio_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
674 {
675 mm_segment_t old_fs = get_fs();
676 unsigned long kval;
677 unsigned int __user *uvp;
678 int error;
679
680 set_fs(KERNEL_DS);
681 error = sys_ioctl(fd, cmd, (long)&kval);
682 set_fs(old_fs);
683
684 if(error == 0) {
685 uvp = compat_ptr(arg);
686 if(put_user(kval, uvp))
687 error = -EFAULT;
688 }
689 return error;
690 }
691
692
693 typedef struct sg_io_hdr32 {
694 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
695 compat_int_t dxfer_direction; /* [i] data transfer direction */
696 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
697 unsigned char mx_sb_len; /* [i] max length to write to sbp */
698 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
699 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
700 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
701 or scatter gather list */
702 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
703 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
704 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
705 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
706 compat_int_t pack_id; /* [i->o] unused internally (normally) */
707 compat_uptr_t usr_ptr; /* [i->o] unused internally */
708 unsigned char status; /* [o] scsi status */
709 unsigned char masked_status; /* [o] shifted, masked scsi status */
710 unsigned char msg_status; /* [o] messaging level data (optional) */
711 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
712 unsigned short host_status; /* [o] errors from host adapter */
713 unsigned short driver_status; /* [o] errors from software driver */
714 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
715 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
716 compat_uint_t info; /* [o] auxiliary information */
717 } sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
718
719 typedef struct sg_iovec32 {
720 compat_uint_t iov_base;
721 compat_uint_t iov_len;
722 } sg_iovec32_t;
723
724 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
725 {
726 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
727 sg_iovec32_t __user *iov32 = dxferp;
728 int i;
729
730 for (i = 0; i < iovec_count; i++) {
731 u32 base, len;
732
733 if (get_user(base, &iov32[i].iov_base) ||
734 get_user(len, &iov32[i].iov_len) ||
735 put_user(compat_ptr(base), &iov[i].iov_base) ||
736 put_user(len, &iov[i].iov_len))
737 return -EFAULT;
738 }
739
740 if (put_user(iov, &sgio->dxferp))
741 return -EFAULT;
742 return 0;
743 }
744
745 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
746 {
747 sg_io_hdr_t __user *sgio;
748 sg_io_hdr32_t __user *sgio32;
749 u16 iovec_count;
750 u32 data;
751 void __user *dxferp;
752 int err;
753
754 sgio32 = compat_ptr(arg);
755 if (get_user(iovec_count, &sgio32->iovec_count))
756 return -EFAULT;
757
758 {
759 void __user *top = compat_alloc_user_space(0);
760 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
761 (iovec_count * sizeof(sg_iovec_t)));
762 if (new > top)
763 return -EINVAL;
764
765 sgio = new;
766 }
767
768 /* Ok, now construct. */
769 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
770 (2 * sizeof(int)) +
771 (2 * sizeof(unsigned char)) +
772 (1 * sizeof(unsigned short)) +
773 (1 * sizeof(unsigned int))))
774 return -EFAULT;
775
776 if (get_user(data, &sgio32->dxferp))
777 return -EFAULT;
778 dxferp = compat_ptr(data);
779 if (iovec_count) {
780 if (sg_build_iovec(sgio, dxferp, iovec_count))
781 return -EFAULT;
782 } else {
783 if (put_user(dxferp, &sgio->dxferp))
784 return -EFAULT;
785 }
786
787 {
788 unsigned char __user *cmdp;
789 unsigned char __user *sbp;
790
791 if (get_user(data, &sgio32->cmdp))
792 return -EFAULT;
793 cmdp = compat_ptr(data);
794
795 if (get_user(data, &sgio32->sbp))
796 return -EFAULT;
797 sbp = compat_ptr(data);
798
799 if (put_user(cmdp, &sgio->cmdp) ||
800 put_user(sbp, &sgio->sbp))
801 return -EFAULT;
802 }
803
804 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
805 3 * sizeof(int)))
806 return -EFAULT;
807
808 if (get_user(data, &sgio32->usr_ptr))
809 return -EFAULT;
810 if (put_user(compat_ptr(data), &sgio->usr_ptr))
811 return -EFAULT;
812
813 if (copy_in_user(&sgio->status, &sgio32->status,
814 (4 * sizeof(unsigned char)) +
815 (2 * sizeof(unsigned (short))) +
816 (3 * sizeof(int))))
817 return -EFAULT;
818
819 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
820
821 if (err >= 0) {
822 void __user *datap;
823
824 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
825 sizeof(int)) ||
826 get_user(datap, &sgio->usr_ptr) ||
827 put_user((u32)(unsigned long)datap,
828 &sgio32->usr_ptr) ||
829 copy_in_user(&sgio32->status, &sgio->status,
830 (4 * sizeof(unsigned char)) +
831 (2 * sizeof(unsigned short)) +
832 (3 * sizeof(int))))
833 err = -EFAULT;
834 }
835
836 return err;
837 }
838
839 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
840 char req_state;
841 char orphan;
842 char sg_io_owned;
843 char problem;
844 int pack_id;
845 compat_uptr_t usr_ptr;
846 unsigned int duration;
847 int unused;
848 };
849
850 static int sg_grt_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
851 {
852 int err, i;
853 sg_req_info_t __user *r;
854 struct compat_sg_req_info __user *o = (void __user *)arg;
855 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
856 err = sys_ioctl(fd,cmd,(unsigned long)r);
857 if (err < 0)
858 return err;
859 for (i = 0; i < SG_MAX_QUEUE; i++) {
860 void __user *ptr;
861 int d;
862
863 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
864 get_user(ptr, &r[i].usr_ptr) ||
865 get_user(d, &r[i].duration) ||
866 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
867 put_user(d, &o[i].duration))
868 return -EFAULT;
869 }
870 return err;
871 }
872 #endif /* CONFIG_BLOCK */
873
874 struct sock_fprog32 {
875 unsigned short len;
876 compat_caddr_t filter;
877 };
878
879 #define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
880 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
881
882 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
883 {
884 struct sock_fprog32 __user *u_fprog32 = compat_ptr(arg);
885 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
886 void __user *fptr64;
887 u32 fptr32;
888 u16 flen;
889
890 if (get_user(flen, &u_fprog32->len) ||
891 get_user(fptr32, &u_fprog32->filter))
892 return -EFAULT;
893
894 fptr64 = compat_ptr(fptr32);
895
896 if (put_user(flen, &u_fprog64->len) ||
897 put_user(fptr64, &u_fprog64->filter))
898 return -EFAULT;
899
900 if (cmd == PPPIOCSPASS32)
901 cmd = PPPIOCSPASS;
902 else
903 cmd = PPPIOCSACTIVE;
904
905 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
906 }
907
908 struct ppp_option_data32 {
909 compat_caddr_t ptr;
910 u32 length;
911 compat_int_t transmit;
912 };
913 #define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
914
915 struct ppp_idle32 {
916 compat_time_t xmit_idle;
917 compat_time_t recv_idle;
918 };
919 #define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
920
921 static int ppp_gidle(unsigned int fd, unsigned int cmd, unsigned long arg)
922 {
923 struct ppp_idle __user *idle;
924 struct ppp_idle32 __user *idle32;
925 __kernel_time_t xmit, recv;
926 int err;
927
928 idle = compat_alloc_user_space(sizeof(*idle));
929 idle32 = compat_ptr(arg);
930
931 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
932
933 if (!err) {
934 if (get_user(xmit, &idle->xmit_idle) ||
935 get_user(recv, &idle->recv_idle) ||
936 put_user(xmit, &idle32->xmit_idle) ||
937 put_user(recv, &idle32->recv_idle))
938 err = -EFAULT;
939 }
940 return err;
941 }
942
943 static int ppp_scompress(unsigned int fd, unsigned int cmd, unsigned long arg)
944 {
945 struct ppp_option_data __user *odata;
946 struct ppp_option_data32 __user *odata32;
947 __u32 data;
948 void __user *datap;
949
950 odata = compat_alloc_user_space(sizeof(*odata));
951 odata32 = compat_ptr(arg);
952
953 if (get_user(data, &odata32->ptr))
954 return -EFAULT;
955
956 datap = compat_ptr(data);
957 if (put_user(datap, &odata->ptr))
958 return -EFAULT;
959
960 if (copy_in_user(&odata->length, &odata32->length,
961 sizeof(__u32) + sizeof(int)))
962 return -EFAULT;
963
964 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
965 }
966
967 static int ppp_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
968 {
969 int err;
970
971 switch (cmd) {
972 case PPPIOCGIDLE32:
973 err = ppp_gidle(fd, cmd, arg);
974 break;
975
976 case PPPIOCSCOMPRESS32:
977 err = ppp_scompress(fd, cmd, arg);
978 break;
979
980 default:
981 do {
982 static int count;
983 if (++count <= 20)
984 printk("ppp_ioctl: Unknown cmd fd(%d) "
985 "cmd(%08x) arg(%08x)\n",
986 (int)fd, (unsigned int)cmd, (unsigned int)arg);
987 } while(0);
988 err = -EINVAL;
989 break;
990 };
991
992 return err;
993 }
994
995
996 #ifdef CONFIG_BLOCK
997 struct mtget32 {
998 compat_long_t mt_type;
999 compat_long_t mt_resid;
1000 compat_long_t mt_dsreg;
1001 compat_long_t mt_gstat;
1002 compat_long_t mt_erreg;
1003 compat_daddr_t mt_fileno;
1004 compat_daddr_t mt_blkno;
1005 };
1006 #define MTIOCGET32 _IOR('m', 2, struct mtget32)
1007
1008 struct mtpos32 {
1009 compat_long_t mt_blkno;
1010 };
1011 #define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
1012
1013 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1014 {
1015 mm_segment_t old_fs = get_fs();
1016 struct mtget get;
1017 struct mtget32 __user *umget32;
1018 struct mtpos pos;
1019 struct mtpos32 __user *upos32;
1020 unsigned long kcmd;
1021 void *karg;
1022 int err = 0;
1023
1024 switch(cmd) {
1025 case MTIOCPOS32:
1026 kcmd = MTIOCPOS;
1027 karg = &pos;
1028 break;
1029 case MTIOCGET32:
1030 kcmd = MTIOCGET;
1031 karg = &get;
1032 break;
1033 default:
1034 do {
1035 static int count;
1036 if (++count <= 20)
1037 printk("mt_ioctl: Unknown cmd fd(%d) "
1038 "cmd(%08x) arg(%08x)\n",
1039 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1040 } while(0);
1041 return -EINVAL;
1042 }
1043 set_fs (KERNEL_DS);
1044 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1045 set_fs (old_fs);
1046 if (err)
1047 return err;
1048 switch (cmd) {
1049 case MTIOCPOS32:
1050 upos32 = compat_ptr(arg);
1051 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
1052 break;
1053 case MTIOCGET32:
1054 umget32 = compat_ptr(arg);
1055 err = __put_user(get.mt_type, &umget32->mt_type);
1056 err |= __put_user(get.mt_resid, &umget32->mt_resid);
1057 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
1058 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
1059 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
1060 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
1061 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
1062 break;
1063 }
1064 return err ? -EFAULT: 0;
1065 }
1066
1067 struct cdrom_read_audio32 {
1068 union cdrom_addr addr;
1069 u8 addr_format;
1070 compat_int_t nframes;
1071 compat_caddr_t buf;
1072 };
1073
1074 struct cdrom_generic_command32 {
1075 unsigned char cmd[CDROM_PACKET_SIZE];
1076 compat_caddr_t buffer;
1077 compat_uint_t buflen;
1078 compat_int_t stat;
1079 compat_caddr_t sense;
1080 unsigned char data_direction;
1081 compat_int_t quiet;
1082 compat_int_t timeout;
1083 compat_caddr_t reserved[1];
1084 };
1085
1086 static int cdrom_do_read_audio(unsigned int fd, unsigned int cmd, unsigned long arg)
1087 {
1088 struct cdrom_read_audio __user *cdread_audio;
1089 struct cdrom_read_audio32 __user *cdread_audio32;
1090 __u32 data;
1091 void __user *datap;
1092
1093 cdread_audio = compat_alloc_user_space(sizeof(*cdread_audio));
1094 cdread_audio32 = compat_ptr(arg);
1095
1096 if (copy_in_user(&cdread_audio->addr,
1097 &cdread_audio32->addr,
1098 (sizeof(*cdread_audio32) -
1099 sizeof(compat_caddr_t))))
1100 return -EFAULT;
1101
1102 if (get_user(data, &cdread_audio32->buf))
1103 return -EFAULT;
1104 datap = compat_ptr(data);
1105 if (put_user(datap, &cdread_audio->buf))
1106 return -EFAULT;
1107
1108 return sys_ioctl(fd, cmd, (unsigned long) cdread_audio);
1109 }
1110
1111 static int cdrom_do_generic_command(unsigned int fd, unsigned int cmd, unsigned long arg)
1112 {
1113 struct cdrom_generic_command __user *cgc;
1114 struct cdrom_generic_command32 __user *cgc32;
1115 u32 data;
1116 unsigned char dir;
1117 int itmp;
1118
1119 cgc = compat_alloc_user_space(sizeof(*cgc));
1120 cgc32 = compat_ptr(arg);
1121
1122 if (copy_in_user(&cgc->cmd, &cgc32->cmd, sizeof(cgc->cmd)) ||
1123 get_user(data, &cgc32->buffer) ||
1124 put_user(compat_ptr(data), &cgc->buffer) ||
1125 copy_in_user(&cgc->buflen, &cgc32->buflen,
1126 (sizeof(unsigned int) + sizeof(int))) ||
1127 get_user(data, &cgc32->sense) ||
1128 put_user(compat_ptr(data), &cgc->sense) ||
1129 get_user(dir, &cgc32->data_direction) ||
1130 put_user(dir, &cgc->data_direction) ||
1131 get_user(itmp, &cgc32->quiet) ||
1132 put_user(itmp, &cgc->quiet) ||
1133 get_user(itmp, &cgc32->timeout) ||
1134 put_user(itmp, &cgc->timeout) ||
1135 get_user(data, &cgc32->reserved[0]) ||
1136 put_user(compat_ptr(data), &cgc->reserved[0]))
1137 return -EFAULT;
1138
1139 return sys_ioctl(fd, cmd, (unsigned long) cgc);
1140 }
1141
1142 static int cdrom_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1143 {
1144 int err;
1145
1146 switch(cmd) {
1147 case CDROMREADAUDIO:
1148 err = cdrom_do_read_audio(fd, cmd, arg);
1149 break;
1150
1151 case CDROM_SEND_PACKET:
1152 err = cdrom_do_generic_command(fd, cmd, arg);
1153 break;
1154
1155 default:
1156 do {
1157 static int count;
1158 if (++count <= 20)
1159 printk("cdrom_ioctl: Unknown cmd fd(%d) "
1160 "cmd(%08x) arg(%08x)\n",
1161 (int)fd, (unsigned int)cmd, (unsigned int)arg);
1162 } while(0);
1163 err = -EINVAL;
1164 break;
1165 };
1166
1167 return err;
1168 }
1169 #endif /* CONFIG_BLOCK */
1170
1171 #ifdef CONFIG_VT
1172
1173 static int vt_check(struct file *file)
1174 {
1175 struct tty_struct *tty;
1176 struct inode *inode = file->f_dentry->d_inode;
1177
1178 if (file->f_op->ioctl != tty_ioctl)
1179 return -EINVAL;
1180
1181 tty = (struct tty_struct *)file->private_data;
1182 if (tty_paranoia_check(tty, inode, "tty_ioctl"))
1183 return -EINVAL;
1184
1185 if (tty->driver->ioctl != vt_ioctl)
1186 return -EINVAL;
1187
1188 /*
1189 * To have permissions to do most of the vt ioctls, we either have
1190 * to be the owner of the tty, or super-user.
1191 */
1192 if (current->signal->tty == tty || capable(CAP_SYS_ADMIN))
1193 return 1;
1194 return 0;
1195 }
1196
1197 struct consolefontdesc32 {
1198 unsigned short charcount; /* characters in font (256 or 512) */
1199 unsigned short charheight; /* scan lines per character (1-32) */
1200 compat_caddr_t chardata; /* font data in expanded form */
1201 };
1202
1203 static int do_fontx_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1204 {
1205 struct consolefontdesc32 __user *user_cfd = compat_ptr(arg);
1206 struct console_font_op op;
1207 compat_caddr_t data;
1208 int i, perm;
1209
1210 perm = vt_check(file);
1211 if (perm < 0) return perm;
1212
1213 switch (cmd) {
1214 case PIO_FONTX:
1215 if (!perm)
1216 return -EPERM;
1217 op.op = KD_FONT_OP_SET;
1218 op.flags = 0;
1219 op.width = 8;
1220 if (get_user(op.height, &user_cfd->charheight) ||
1221 get_user(op.charcount, &user_cfd->charcount) ||
1222 get_user(data, &user_cfd->chardata))
1223 return -EFAULT;
1224 op.data = compat_ptr(data);
1225 return con_font_op(vc_cons[fg_console].d, &op);
1226 case GIO_FONTX:
1227 op.op = KD_FONT_OP_GET;
1228 op.flags = 0;
1229 op.width = 8;
1230 if (get_user(op.height, &user_cfd->charheight) ||
1231 get_user(op.charcount, &user_cfd->charcount) ||
1232 get_user(data, &user_cfd->chardata))
1233 return -EFAULT;
1234 if (!data)
1235 return 0;
1236 op.data = compat_ptr(data);
1237 i = con_font_op(vc_cons[fg_console].d, &op);
1238 if (i)
1239 return i;
1240 if (put_user(op.height, &user_cfd->charheight) ||
1241 put_user(op.charcount, &user_cfd->charcount) ||
1242 put_user((compat_caddr_t)(unsigned long)op.data,
1243 &user_cfd->chardata))
1244 return -EFAULT;
1245 return 0;
1246 }
1247 return -EINVAL;
1248 }
1249
1250 struct console_font_op32 {
1251 compat_uint_t op; /* operation code KD_FONT_OP_* */
1252 compat_uint_t flags; /* KD_FONT_FLAG_* */
1253 compat_uint_t width, height; /* font size */
1254 compat_uint_t charcount;
1255 compat_caddr_t data; /* font data with height fixed to 32 */
1256 };
1257
1258 static int do_kdfontop_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1259 {
1260 struct console_font_op op;
1261 struct console_font_op32 __user *fontop = compat_ptr(arg);
1262 int perm = vt_check(file), i;
1263 struct vc_data *vc;
1264
1265 if (perm < 0) return perm;
1266
1267 if (copy_from_user(&op, fontop, sizeof(struct console_font_op32)))
1268 return -EFAULT;
1269 if (!perm && op.op != KD_FONT_OP_GET)
1270 return -EPERM;
1271 op.data = compat_ptr(((struct console_font_op32 *)&op)->data);
1272 op.flags |= KD_FONT_FLAG_OLD;
1273 vc = ((struct tty_struct *)file->private_data)->driver_data;
1274 i = con_font_op(vc, &op);
1275 if (i)
1276 return i;
1277 ((struct console_font_op32 *)&op)->data = (unsigned long)op.data;
1278 if (copy_to_user(fontop, &op, sizeof(struct console_font_op32)))
1279 return -EFAULT;
1280 return 0;
1281 }
1282
1283 struct unimapdesc32 {
1284 unsigned short entry_ct;
1285 compat_caddr_t entries;
1286 };
1287
1288 static int do_unimap_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct file *file)
1289 {
1290 struct unimapdesc32 tmp;
1291 struct unimapdesc32 __user *user_ud = compat_ptr(arg);
1292 int perm = vt_check(file);
1293
1294 if (perm < 0) return perm;
1295 if (copy_from_user(&tmp, user_ud, sizeof tmp))
1296 return -EFAULT;
1297 switch (cmd) {
1298 case PIO_UNIMAP:
1299 if (!perm) return -EPERM;
1300 return con_set_unimap(vc_cons[fg_console].d, tmp.entry_ct, compat_ptr(tmp.entries));
1301 case GIO_UNIMAP:
1302 return con_get_unimap(vc_cons[fg_console].d, tmp.entry_ct, &(user_ud->entry_ct), compat_ptr(tmp.entries));
1303 }
1304 return 0;
1305 }
1306
1307 #endif /* CONFIG_VT */
1308
1309 static int do_smb_getmountuid(unsigned int fd, unsigned int cmd, unsigned long arg)
1310 {
1311 mm_segment_t old_fs = get_fs();
1312 __kernel_uid_t kuid;
1313 int err;
1314
1315 cmd = SMB_IOC_GETMOUNTUID;
1316
1317 set_fs(KERNEL_DS);
1318 err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
1319 set_fs(old_fs);
1320
1321 if (err >= 0)
1322 err = put_user(kuid, (compat_uid_t __user *)compat_ptr(arg));
1323
1324 return err;
1325 }
1326
1327 struct atmif_sioc32 {
1328 compat_int_t number;
1329 compat_int_t length;
1330 compat_caddr_t arg;
1331 };
1332
1333 struct atm_iobuf32 {
1334 compat_int_t length;
1335 compat_caddr_t buffer;
1336 };
1337
1338 #define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct atmif_sioc32)
1339 #define ATM_GETNAMES32 _IOW('a', ATMIOC_ITF+3, struct atm_iobuf32)
1340 #define ATM_GETTYPE32 _IOW('a', ATMIOC_ITF+4, struct atmif_sioc32)
1341 #define ATM_GETESI32 _IOW('a', ATMIOC_ITF+5, struct atmif_sioc32)
1342 #define ATM_GETADDR32 _IOW('a', ATMIOC_ITF+6, struct atmif_sioc32)
1343 #define ATM_RSTADDR32 _IOW('a', ATMIOC_ITF+7, struct atmif_sioc32)
1344 #define ATM_ADDADDR32 _IOW('a', ATMIOC_ITF+8, struct atmif_sioc32)
1345 #define ATM_DELADDR32 _IOW('a', ATMIOC_ITF+9, struct atmif_sioc32)
1346 #define ATM_GETCIRANGE32 _IOW('a', ATMIOC_ITF+10, struct atmif_sioc32)
1347 #define ATM_SETCIRANGE32 _IOW('a', ATMIOC_ITF+11, struct atmif_sioc32)
1348 #define ATM_SETESI32 _IOW('a', ATMIOC_ITF+12, struct atmif_sioc32)
1349 #define ATM_SETESIF32 _IOW('a', ATMIOC_ITF+13, struct atmif_sioc32)
1350 #define ATM_GETSTAT32 _IOW('a', ATMIOC_SARCOM+0, struct atmif_sioc32)
1351 #define ATM_GETSTATZ32 _IOW('a', ATMIOC_SARCOM+1, struct atmif_sioc32)
1352 #define ATM_GETLOOP32 _IOW('a', ATMIOC_SARCOM+2, struct atmif_sioc32)
1353 #define ATM_SETLOOP32 _IOW('a', ATMIOC_SARCOM+3, struct atmif_sioc32)
1354 #define ATM_QUERYLOOP32 _IOW('a', ATMIOC_SARCOM+4, struct atmif_sioc32)
1355
1356 static struct {
1357 unsigned int cmd32;
1358 unsigned int cmd;
1359 } atm_ioctl_map[] = {
1360 { ATM_GETLINKRATE32, ATM_GETLINKRATE },
1361 { ATM_GETNAMES32, ATM_GETNAMES },
1362 { ATM_GETTYPE32, ATM_GETTYPE },
1363 { ATM_GETESI32, ATM_GETESI },
1364 { ATM_GETADDR32, ATM_GETADDR },
1365 { ATM_RSTADDR32, ATM_RSTADDR },
1366 { ATM_ADDADDR32, ATM_ADDADDR },
1367 { ATM_DELADDR32, ATM_DELADDR },
1368 { ATM_GETCIRANGE32, ATM_GETCIRANGE },
1369 { ATM_SETCIRANGE32, ATM_SETCIRANGE },
1370 { ATM_SETESI32, ATM_SETESI },
1371 { ATM_SETESIF32, ATM_SETESIF },
1372 { ATM_GETSTAT32, ATM_GETSTAT },
1373 { ATM_GETSTATZ32, ATM_GETSTATZ },
1374 { ATM_GETLOOP32, ATM_GETLOOP },
1375 { ATM_SETLOOP32, ATM_SETLOOP },
1376 { ATM_QUERYLOOP32, ATM_QUERYLOOP }
1377 };
1378
1379 #define NR_ATM_IOCTL ARRAY_SIZE(atm_ioctl_map)
1380
1381 static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
1382 {
1383 struct atm_iobuf __user *iobuf;
1384 struct atm_iobuf32 __user *iobuf32;
1385 u32 data;
1386 void __user *datap;
1387 int len, err;
1388
1389 iobuf = compat_alloc_user_space(sizeof(*iobuf));
1390 iobuf32 = compat_ptr(arg);
1391
1392 if (get_user(len, &iobuf32->length) ||
1393 get_user(data, &iobuf32->buffer))
1394 return -EFAULT;
1395 datap = compat_ptr(data);
1396 if (put_user(len, &iobuf->length) ||
1397 put_user(datap, &iobuf->buffer))
1398 return -EFAULT;
1399
1400 err = sys_ioctl(fd, cmd, (unsigned long)iobuf);
1401
1402 if (!err) {
1403 if (copy_in_user(&iobuf32->length, &iobuf->length,
1404 sizeof(int)))
1405 err = -EFAULT;
1406 }
1407
1408 return err;
1409 }
1410
1411 static int do_atmif_sioc(unsigned int fd, unsigned int cmd, unsigned long arg)
1412 {
1413 struct atmif_sioc __user *sioc;
1414 struct atmif_sioc32 __user *sioc32;
1415 u32 data;
1416 void __user *datap;
1417 int err;
1418
1419 sioc = compat_alloc_user_space(sizeof(*sioc));
1420 sioc32 = compat_ptr(arg);
1421
1422 if (copy_in_user(&sioc->number, &sioc32->number, 2 * sizeof(int)) ||
1423 get_user(data, &sioc32->arg))
1424 return -EFAULT;
1425 datap = compat_ptr(data);
1426 if (put_user(datap, &sioc->arg))
1427 return -EFAULT;
1428
1429 err = sys_ioctl(fd, cmd, (unsigned long) sioc);
1430
1431 if (!err) {
1432 if (copy_in_user(&sioc32->length, &sioc->length,
1433 sizeof(int)))
1434 err = -EFAULT;
1435 }
1436 return err;
1437 }
1438
1439 static int do_atm_ioctl(unsigned int fd, unsigned int cmd32, unsigned long arg)
1440 {
1441 int i;
1442 unsigned int cmd = 0;
1443
1444 switch (cmd32) {
1445 case SONET_GETSTAT:
1446 case SONET_GETSTATZ:
1447 case SONET_GETDIAG:
1448 case SONET_SETDIAG:
1449 case SONET_CLRDIAG:
1450 case SONET_SETFRAMING:
1451 case SONET_GETFRAMING:
1452 case SONET_GETFRSENSE:
1453 return do_atmif_sioc(fd, cmd32, arg);
1454 }
1455
1456 for (i = 0; i < NR_ATM_IOCTL; i++) {
1457 if (cmd32 == atm_ioctl_map[i].cmd32) {
1458 cmd = atm_ioctl_map[i].cmd;
1459 break;
1460 }
1461 }
1462 if (i == NR_ATM_IOCTL)
1463 return -EINVAL;
1464
1465 switch (cmd) {
1466 case ATM_GETNAMES:
1467 return do_atm_iobuf(fd, cmd, arg);
1468
1469 case ATM_GETLINKRATE:
1470 case ATM_GETTYPE:
1471 case ATM_GETESI:
1472 case ATM_GETADDR:
1473 case ATM_RSTADDR:
1474 case ATM_ADDADDR:
1475 case ATM_DELADDR:
1476 case ATM_GETCIRANGE:
1477 case ATM_SETCIRANGE:
1478 case ATM_SETESI:
1479 case ATM_SETESIF:
1480 case ATM_GETSTAT:
1481 case ATM_GETSTATZ:
1482 case ATM_GETLOOP:
1483 case ATM_SETLOOP:
1484 case ATM_QUERYLOOP:
1485 return do_atmif_sioc(fd, cmd, arg);
1486 }
1487
1488 return -EINVAL;
1489 }
1490
1491 static __attribute_used__ int
1492 ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
1493 {
1494 return -EINVAL;
1495 }
1496
1497 #ifdef CONFIG_BLOCK
1498 static int broken_blkgetsize(unsigned int fd, unsigned int cmd, unsigned long arg)
1499 {
1500 /* The mkswap binary hard codes it to Intel value :-((( */
1501 return w_long(fd, BLKGETSIZE, arg);
1502 }
1503
1504 struct blkpg_ioctl_arg32 {
1505 compat_int_t op;
1506 compat_int_t flags;
1507 compat_int_t datalen;
1508 compat_caddr_t data;
1509 };
1510
1511 static int blkpg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1512 {
1513 struct blkpg_ioctl_arg32 __user *ua32 = compat_ptr(arg);
1514 struct blkpg_ioctl_arg __user *a = compat_alloc_user_space(sizeof(*a));
1515 compat_caddr_t udata;
1516 compat_int_t n;
1517 int err;
1518
1519 err = get_user(n, &ua32->op);
1520 err |= put_user(n, &a->op);
1521 err |= get_user(n, &ua32->flags);
1522 err |= put_user(n, &a->flags);
1523 err |= get_user(n, &ua32->datalen);
1524 err |= put_user(n, &a->datalen);
1525 err |= get_user(udata, &ua32->data);
1526 err |= put_user(compat_ptr(udata), &a->data);
1527 if (err)
1528 return err;
1529
1530 return sys_ioctl(fd, cmd, (unsigned long)a);
1531 }
1532 #endif
1533
1534 static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
1535 {
1536 return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
1537 }
1538
1539 #ifdef CONFIG_BLOCK
1540 /* Fix sizeof(sizeof()) breakage */
1541 #define BLKBSZGET_32 _IOR(0x12,112,int)
1542 #define BLKBSZSET_32 _IOW(0x12,113,int)
1543 #define BLKGETSIZE64_32 _IOR(0x12,114,int)
1544
1545 static int do_blkbszget(unsigned int fd, unsigned int cmd, unsigned long arg)
1546 {
1547 return sys_ioctl(fd, BLKBSZGET, (unsigned long)compat_ptr(arg));
1548 }
1549
1550 static int do_blkbszset(unsigned int fd, unsigned int cmd, unsigned long arg)
1551 {
1552 return sys_ioctl(fd, BLKBSZSET, (unsigned long)compat_ptr(arg));
1553 }
1554
1555 static int do_blkgetsize64(unsigned int fd, unsigned int cmd,
1556 unsigned long arg)
1557 {
1558 return sys_ioctl(fd, BLKGETSIZE64, (unsigned long)compat_ptr(arg));
1559 }
1560 #endif
1561
1562 /* Bluetooth ioctls */
1563 #define HCIUARTSETPROTO _IOW('U', 200, int)
1564 #define HCIUARTGETPROTO _IOR('U', 201, int)
1565
1566 #define BNEPCONNADD _IOW('B', 200, int)
1567 #define BNEPCONNDEL _IOW('B', 201, int)
1568 #define BNEPGETCONNLIST _IOR('B', 210, int)
1569 #define BNEPGETCONNINFO _IOR('B', 211, int)
1570
1571 #define CMTPCONNADD _IOW('C', 200, int)
1572 #define CMTPCONNDEL _IOW('C', 201, int)
1573 #define CMTPGETCONNLIST _IOR('C', 210, int)
1574 #define CMTPGETCONNINFO _IOR('C', 211, int)
1575
1576 #define HIDPCONNADD _IOW('H', 200, int)
1577 #define HIDPCONNDEL _IOW('H', 201, int)
1578 #define HIDPGETCONNLIST _IOR('H', 210, int)
1579 #define HIDPGETCONNINFO _IOR('H', 211, int)
1580
1581 #ifdef CONFIG_BLOCK
1582 struct floppy_struct32 {
1583 compat_uint_t size;
1584 compat_uint_t sect;
1585 compat_uint_t head;
1586 compat_uint_t track;
1587 compat_uint_t stretch;
1588 unsigned char gap;
1589 unsigned char rate;
1590 unsigned char spec1;
1591 unsigned char fmt_gap;
1592 const compat_caddr_t name;
1593 };
1594
1595 struct floppy_drive_params32 {
1596 char cmos;
1597 compat_ulong_t max_dtr;
1598 compat_ulong_t hlt;
1599 compat_ulong_t hut;
1600 compat_ulong_t srt;
1601 compat_ulong_t spinup;
1602 compat_ulong_t spindown;
1603 unsigned char spindown_offset;
1604 unsigned char select_delay;
1605 unsigned char rps;
1606 unsigned char tracks;
1607 compat_ulong_t timeout;
1608 unsigned char interleave_sect;
1609 struct floppy_max_errors max_errors;
1610 char flags;
1611 char read_track;
1612 short autodetect[8];
1613 compat_int_t checkfreq;
1614 compat_int_t native_format;
1615 };
1616
1617 struct floppy_drive_struct32 {
1618 signed char flags;
1619 compat_ulong_t spinup_date;
1620 compat_ulong_t select_date;
1621 compat_ulong_t first_read_date;
1622 short probed_format;
1623 short track;
1624 short maxblock;
1625 short maxtrack;
1626 compat_int_t generation;
1627 compat_int_t keep_data;
1628 compat_int_t fd_ref;
1629 compat_int_t fd_device;
1630 compat_int_t last_checked;
1631 compat_caddr_t dmabuf;
1632 compat_int_t bufblocks;
1633 };
1634
1635 struct floppy_fdc_state32 {
1636 compat_int_t spec1;
1637 compat_int_t spec2;
1638 compat_int_t dtr;
1639 unsigned char version;
1640 unsigned char dor;
1641 compat_ulong_t address;
1642 unsigned int rawcmd:2;
1643 unsigned int reset:1;
1644 unsigned int need_configure:1;
1645 unsigned int perp_mode:2;
1646 unsigned int has_fifo:1;
1647 unsigned int driver_version;
1648 unsigned char track[4];
1649 };
1650
1651 struct floppy_write_errors32 {
1652 unsigned int write_errors;
1653 compat_ulong_t first_error_sector;
1654 compat_int_t first_error_generation;
1655 compat_ulong_t last_error_sector;
1656 compat_int_t last_error_generation;
1657 compat_uint_t badness;
1658 };
1659
1660 #define FDSETPRM32 _IOW(2, 0x42, struct floppy_struct32)
1661 #define FDDEFPRM32 _IOW(2, 0x43, struct floppy_struct32)
1662 #define FDGETPRM32 _IOR(2, 0x04, struct floppy_struct32)
1663 #define FDSETDRVPRM32 _IOW(2, 0x90, struct floppy_drive_params32)
1664 #define FDGETDRVPRM32 _IOR(2, 0x11, struct floppy_drive_params32)
1665 #define FDGETDRVSTAT32 _IOR(2, 0x12, struct floppy_drive_struct32)
1666 #define FDPOLLDRVSTAT32 _IOR(2, 0x13, struct floppy_drive_struct32)
1667 #define FDGETFDCSTAT32 _IOR(2, 0x15, struct floppy_fdc_state32)
1668 #define FDWERRORGET32 _IOR(2, 0x17, struct floppy_write_errors32)
1669
1670 static struct {
1671 unsigned int cmd32;
1672 unsigned int cmd;
1673 } fd_ioctl_trans_table[] = {
1674 { FDSETPRM32, FDSETPRM },
1675 { FDDEFPRM32, FDDEFPRM },
1676 { FDGETPRM32, FDGETPRM },
1677 { FDSETDRVPRM32, FDSETDRVPRM },
1678 { FDGETDRVPRM32, FDGETDRVPRM },
1679 { FDGETDRVSTAT32, FDGETDRVSTAT },
1680 { FDPOLLDRVSTAT32, FDPOLLDRVSTAT },
1681 { FDGETFDCSTAT32, FDGETFDCSTAT },
1682 { FDWERRORGET32, FDWERRORGET }
1683 };
1684
1685 #define NR_FD_IOCTL_TRANS ARRAY_SIZE(fd_ioctl_trans_table)
1686
1687 static int fd_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
1688 {
1689 mm_segment_t old_fs = get_fs();
1690 void *karg = NULL;
1691 unsigned int kcmd = 0;
1692 int i, err;
1693
1694 for (i = 0; i < NR_FD_IOCTL_TRANS; i++)
1695 if (cmd == fd_ioctl_trans_table[i].cmd32) {
1696 kcmd = fd_ioctl_trans_table[i].cmd;
1697 break;
1698 }
1699 if (!kcmd)
1700 return -EINVAL;
1701
1702 switch (cmd) {
1703 case FDSETPRM32:
1704 case FDDEFPRM32:
1705 case FDGETPRM32:
1706 {
1707 compat_uptr_t name;
1708 struct floppy_struct32 __user *uf;
1709 struct floppy_struct *f;
1710
1711 uf = compat_ptr(arg);
1712 f = karg = kmalloc(sizeof(struct floppy_struct), GFP_KERNEL);
1713 if (!karg)
1714 return -ENOMEM;
1715 if (cmd == FDGETPRM32)
1716 break;
1717 err = __get_user(f->size, &uf->size);
1718 err |= __get_user(f->sect, &uf->sect);
1719 err |= __get_user(f->head, &uf->head);
1720 err |= __get_user(f->track, &uf->track);
1721 err |= __get_user(f->stretch, &uf->stretch);
1722 err |= __get_user(f->gap, &uf->gap);
1723 err |= __get_user(f->rate, &uf->rate);
1724 err |= __get_user(f->spec1, &uf->spec1);
1725 err |= __get_user(f->fmt_gap, &uf->fmt_gap);
1726 err |= __get_user(name, &uf->name);
1727 f->name = compat_ptr(name);
1728 if (err) {
1729 err = -EFAULT;
1730 goto out;
1731 }
1732 break;
1733 }
1734 case FDSETDRVPRM32:
1735 case FDGETDRVPRM32:
1736 {
1737 struct floppy_drive_params32 __user *uf;
1738 struct floppy_drive_params *f;
1739
1740 uf = compat_ptr(arg);
1741 f = karg = kmalloc(sizeof(struct floppy_drive_params), GFP_KERNEL);
1742 if (!karg)
1743 return -ENOMEM;
1744 if (cmd == FDGETDRVPRM32)
1745 break;
1746 err = __get_user(f->cmos, &uf->cmos);
1747 err |= __get_user(f->max_dtr, &uf->max_dtr);
1748 err |= __get_user(f->hlt, &uf->hlt);
1749 err |= __get_user(f->hut, &uf->hut);
1750 err |= __get_user(f->srt, &uf->srt);
1751 err |= __get_user(f->spinup, &uf->spinup);
1752 err |= __get_user(f->spindown, &uf->spindown);
1753 err |= __get_user(f->spindown_offset, &uf->spindown_offset);
1754 err |= __get_user(f->select_delay, &uf->select_delay);
1755 err |= __get_user(f->rps, &uf->rps);
1756 err |= __get_user(f->tracks, &uf->tracks);
1757 err |= __get_user(f->timeout, &uf->timeout);
1758 err |= __get_user(f->interleave_sect, &uf->interleave_sect);
1759 err |= __copy_from_user(&f->max_errors, &uf->max_errors, sizeof(f->max_errors));
1760 err |= __get_user(f->flags, &uf->flags);
1761 err |= __get_user(f->read_track, &uf->read_track);
1762 err |= __copy_from_user(f->autodetect, uf->autodetect, sizeof(f->autodetect));
1763 err |= __get_user(f->checkfreq, &uf->checkfreq);
1764 err |= __get_user(f->native_format, &uf->native_format);
1765 if (err) {
1766 err = -EFAULT;
1767 goto out;
1768 }
1769 break;
1770 }
1771 case FDGETDRVSTAT32:
1772 case FDPOLLDRVSTAT32:
1773 karg = kmalloc(sizeof(struct floppy_drive_struct), GFP_KERNEL);
1774 if (!karg)
1775 return -ENOMEM;
1776 break;
1777 case FDGETFDCSTAT32:
1778 karg = kmalloc(sizeof(struct floppy_fdc_state), GFP_KERNEL);
1779 if (!karg)
1780 return -ENOMEM;
1781 break;
1782 case FDWERRORGET32:
1783 karg = kmalloc(sizeof(struct floppy_write_errors), GFP_KERNEL);
1784 if (!karg)
1785 return -ENOMEM;
1786 break;
1787 default:
1788 return -EINVAL;
1789 }
1790 set_fs (KERNEL_DS);
1791 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
1792 set_fs (old_fs);
1793 if (err)
1794 goto out;
1795 switch (cmd) {
1796 case FDGETPRM32:
1797 {
1798 struct floppy_struct *f = karg;
1799 struct floppy_struct32 __user *uf = compat_ptr(arg);
1800
1801 err = __put_user(f->size, &uf->size);
1802 err |= __put_user(f->sect, &uf->sect);
1803 err |= __put_user(f->head, &uf->head);
1804 err |= __put_user(f->track, &uf->track);
1805 err |= __put_user(f->stretch, &uf->stretch);
1806 err |= __put_user(f->gap, &uf->gap);
1807 err |= __put_user(f->rate, &uf->rate);
1808 err |= __put_user(f->spec1, &uf->spec1);
1809 err |= __put_user(f->fmt_gap, &uf->fmt_gap);
1810 err |= __put_user((u64)f->name, (compat_caddr_t __user *)&uf->name);
1811 break;
1812 }
1813 case FDGETDRVPRM32:
1814 {
1815 struct floppy_drive_params32 __user *uf;
1816 struct floppy_drive_params *f = karg;
1817
1818 uf = compat_ptr(arg);
1819 err = __put_user(f->cmos, &uf->cmos);
1820 err |= __put_user(f->max_dtr, &uf->max_dtr);
1821 err |= __put_user(f->hlt, &uf->hlt);
1822 err |= __put_user(f->hut, &uf->hut);
1823 err |= __put_user(f->srt, &uf->srt);
1824 err |= __put_user(f->spinup, &uf->spinup);
1825 err |= __put_user(f->spindown, &uf->spindown);
1826 err |= __put_user(f->spindown_offset, &uf->spindown_offset);
1827 err |= __put_user(f->select_delay, &uf->select_delay);
1828 err |= __put_user(f->rps, &uf->rps);
1829 err |= __put_user(f->tracks, &uf->tracks);
1830 err |= __put_user(f->timeout, &uf->timeout);
1831 err |= __put_user(f->interleave_sect, &uf->interleave_sect);
1832 err |= __copy_to_user(&uf->max_errors, &f->max_errors, sizeof(f->max_errors));
1833 err |= __put_user(f->flags, &uf->flags);
1834 err |= __put_user(f->read_track, &uf->read_track);
1835 err |= __copy_to_user(uf->autodetect, f->autodetect, sizeof(f->autodetect));
1836 err |= __put_user(f->checkfreq, &uf->checkfreq);
1837 err |= __put_user(f->native_format, &uf->native_format);
1838 break;
1839 }
1840 case FDGETDRVSTAT32:
1841 case FDPOLLDRVSTAT32:
1842 {
1843 struct floppy_drive_struct32 __user *uf;
1844 struct floppy_drive_struct *f = karg;
1845
1846 uf = compat_ptr(arg);
1847 err = __put_user(f->flags, &uf->flags);
1848 err |= __put_user(f->spinup_date, &uf->spinup_date);
1849 err |= __put_user(f->select_date, &uf->select_date);
1850 err |= __put_user(f->first_read_date, &uf->first_read_date);
1851 err |= __put_user(f->probed_format, &uf->probed_format);
1852 err |= __put_user(f->track, &uf->track);
1853 err |= __put_user(f->maxblock, &uf->maxblock);
1854 err |= __put_user(f->maxtrack, &uf->maxtrack);
1855 err |= __put_user(f->generation, &uf->generation);
1856 err |= __put_user(f->keep_data, &uf->keep_data);
1857 err |= __put_user(f->fd_ref, &uf->fd_ref);
1858 err |= __put_user(f->fd_device, &uf->fd_device);
1859 err |= __put_user(f->last_checked, &uf->last_checked);
1860 err |= __put_user((u64)f->dmabuf, &uf->dmabuf);
1861 err |= __put_user((u64)f->bufblocks, &uf->bufblocks);
1862 break;
1863 }
1864 case FDGETFDCSTAT32:
1865 {
1866 struct floppy_fdc_state32 __user *uf;
1867 struct floppy_fdc_state *f = karg;
1868
1869 uf = compat_ptr(arg);
1870 err = __put_user(f->spec1, &uf->spec1);
1871 err |= __put_user(f->spec2, &uf->spec2);
1872 err |= __put_user(f->dtr, &uf->dtr);
1873 err |= __put_user(f->version, &uf->version);
1874 err |= __put_user(f->dor, &uf->dor);
1875 err |= __put_user(f->address, &uf->address);
1876 err |= __copy_to_user((char __user *)&uf->address + sizeof(uf->address),
1877 (char *)&f->address + sizeof(f->address), sizeof(int));
1878 err |= __put_user(f->driver_version, &uf->driver_version);
1879 err |= __copy_to_user(uf->track, f->track, sizeof(f->track));
1880 break;
1881 }
1882 case FDWERRORGET32:
1883 {
1884 struct floppy_write_errors32 __user *uf;
1885 struct floppy_write_errors *f = karg;
1886
1887 uf = compat_ptr(arg);
1888 err = __put_user(f->write_errors, &uf->write_errors);
1889 err |= __put_user(f->first_error_sector, &uf->first_error_sector);
1890 err |= __put_user(f->first_error_generation, &uf->first_error_generation);
1891 err |= __put_user(f->last_error_sector, &uf->last_error_sector);
1892 err |= __put_user(f->last_error_generation, &uf->last_error_generation);
1893 err |= __put_user(f->badness, &uf->badness);
1894 break;
1895 }
1896 default:
1897 break;
1898 }
1899 if (err)
1900 err = -EFAULT;
1901
1902 out:
1903 kfree(karg);
1904 return err;
1905 }
1906 #endif
1907
1908 struct mtd_oob_buf32 {
1909 u_int32_t start;
1910 u_int32_t length;
1911 compat_caddr_t ptr; /* unsigned char* */
1912 };
1913
1914 #define MEMWRITEOOB32 _IOWR('M',3,struct mtd_oob_buf32)
1915 #define MEMREADOOB32 _IOWR('M',4,struct mtd_oob_buf32)
1916
1917 static int mtd_rw_oob(unsigned int fd, unsigned int cmd, unsigned long arg)
1918 {
1919 struct mtd_oob_buf __user *buf = compat_alloc_user_space(sizeof(*buf));
1920 struct mtd_oob_buf32 __user *buf32 = compat_ptr(arg);
1921 u32 data;
1922 char __user *datap;
1923 unsigned int real_cmd;
1924 int err;
1925
1926 real_cmd = (cmd == MEMREADOOB32) ?
1927 MEMREADOOB : MEMWRITEOOB;
1928
1929 if (copy_in_user(&buf->start, &buf32->start,
1930 2 * sizeof(u32)) ||
1931 get_user(data, &buf32->ptr))
1932 return -EFAULT;
1933 datap = compat_ptr(data);
1934 if (put_user(datap, &buf->ptr))
1935 return -EFAULT;
1936
1937 err = sys_ioctl(fd, real_cmd, (unsigned long) buf);
1938
1939 if (!err) {
1940 if (copy_in_user(&buf32->start, &buf->start,
1941 2 * sizeof(u32)))
1942 err = -EFAULT;
1943 }
1944
1945 return err;
1946 }
1947
1948 #ifdef CONFIG_BLOCK
1949 struct raw32_config_request
1950 {
1951 compat_int_t raw_minor;
1952 __u64 block_major;
1953 __u64 block_minor;
1954 } __attribute__((packed));
1955
1956 static int get_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
1957 {
1958 int ret;
1959
1960 if (!access_ok(VERIFY_READ, user_req, sizeof(struct raw32_config_request)))
1961 return -EFAULT;
1962
1963 ret = __get_user(req->raw_minor, &user_req->raw_minor);
1964 ret |= __get_user(req->block_major, &user_req->block_major);
1965 ret |= __get_user(req->block_minor, &user_req->block_minor);
1966
1967 return ret ? -EFAULT : 0;
1968 }
1969
1970 static int set_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
1971 {
1972 int ret;
1973
1974 if (!access_ok(VERIFY_WRITE, user_req, sizeof(struct raw32_config_request)))
1975 return -EFAULT;
1976
1977 ret = __put_user(req->raw_minor, &user_req->raw_minor);
1978 ret |= __put_user(req->block_major, &user_req->block_major);
1979 ret |= __put_user(req->block_minor, &user_req->block_minor);
1980
1981 return ret ? -EFAULT : 0;
1982 }
1983
1984 static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
1985 {
1986 int ret;
1987
1988 switch (cmd) {
1989 case RAW_SETBIND:
1990 case RAW_GETBIND: {
1991 struct raw_config_request req;
1992 struct raw32_config_request __user *user_req = compat_ptr(arg);
1993 mm_segment_t oldfs = get_fs();
1994
1995 if ((ret = get_raw32_request(&req, user_req)))
1996 return ret;
1997
1998 set_fs(KERNEL_DS);
1999 ret = sys_ioctl(fd,cmd,(unsigned long)&req);
2000 set_fs(oldfs);
2001
2002 if ((!ret) && (cmd == RAW_GETBIND)) {
2003 ret = set_raw32_request(&req, user_req);
2004 }
2005 break;
2006 }
2007 default:
2008 ret = sys_ioctl(fd, cmd, arg);
2009 break;
2010 }
2011 return ret;
2012 }
2013 #endif /* CONFIG_BLOCK */
2014
2015 struct serial_struct32 {
2016 compat_int_t type;
2017 compat_int_t line;
2018 compat_uint_t port;
2019 compat_int_t irq;
2020 compat_int_t flags;
2021 compat_int_t xmit_fifo_size;
2022 compat_int_t custom_divisor;
2023 compat_int_t baud_base;
2024 unsigned short close_delay;
2025 char io_type;
2026 char reserved_char[1];
2027 compat_int_t hub6;
2028 unsigned short closing_wait; /* time to wait before closing */
2029 unsigned short closing_wait2; /* no longer used... */
2030 compat_uint_t iomem_base;
2031 unsigned short iomem_reg_shift;
2032 unsigned int port_high;
2033 /* compat_ulong_t iomap_base FIXME */
2034 compat_int_t reserved[1];
2035 };
2036
2037 static int serial_struct_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2038 {
2039 typedef struct serial_struct SS;
2040 typedef struct serial_struct32 SS32;
2041 struct serial_struct32 __user *ss32 = compat_ptr(arg);
2042 int err;
2043 struct serial_struct ss;
2044 mm_segment_t oldseg = get_fs();
2045 __u32 udata;
2046
2047 if (cmd == TIOCSSERIAL) {
2048 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
2049 return -EFAULT;
2050 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
2051 return -EFAULT;
2052 __get_user(udata, &ss32->iomem_base);
2053 ss.iomem_base = compat_ptr(udata);
2054 __get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift);
2055 __get_user(ss.port_high, &ss32->port_high);
2056 ss.iomap_base = 0UL;
2057 }
2058 set_fs(KERNEL_DS);
2059 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
2060 set_fs(oldseg);
2061 if (cmd == TIOCGSERIAL && err >= 0) {
2062 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
2063 return -EFAULT;
2064 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
2065 return -EFAULT;
2066 __put_user((unsigned long)ss.iomem_base >> 32 ?
2067 0xffffffff : (unsigned)(unsigned long)ss.iomem_base,
2068 &ss32->iomem_base);
2069 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift);
2070 __put_user(ss.port_high, &ss32->port_high);
2071
2072 }
2073 return err;
2074 }
2075
2076 struct usbdevfs_ctrltransfer32 {
2077 u8 bRequestType;
2078 u8 bRequest;
2079 u16 wValue;
2080 u16 wIndex;
2081 u16 wLength;
2082 u32 timeout; /* in milliseconds */
2083 compat_caddr_t data;
2084 };
2085
2086 #define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32)
2087
2088 static int do_usbdevfs_control(unsigned int fd, unsigned int cmd, unsigned long arg)
2089 {
2090 struct usbdevfs_ctrltransfer32 __user *p32 = compat_ptr(arg);
2091 struct usbdevfs_ctrltransfer __user *p;
2092 __u32 udata;
2093 p = compat_alloc_user_space(sizeof(*p));
2094 if (copy_in_user(p, p32, (sizeof(*p32) - sizeof(compat_caddr_t))) ||
2095 get_user(udata, &p32->data) ||
2096 put_user(compat_ptr(udata), &p->data))
2097 return -EFAULT;
2098 return sys_ioctl(fd, USBDEVFS_CONTROL, (unsigned long)p);
2099 }
2100
2101
2102 struct usbdevfs_bulktransfer32 {
2103 compat_uint_t ep;
2104 compat_uint_t len;
2105 compat_uint_t timeout; /* in milliseconds */
2106 compat_caddr_t data;
2107 };
2108
2109 #define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32)
2110
2111 static int do_usbdevfs_bulk(unsigned int fd, unsigned int cmd, unsigned long arg)
2112 {
2113 struct usbdevfs_bulktransfer32 __user *p32 = compat_ptr(arg);
2114 struct usbdevfs_bulktransfer __user *p;
2115 compat_uint_t n;
2116 compat_caddr_t addr;
2117
2118 p = compat_alloc_user_space(sizeof(*p));
2119
2120 if (get_user(n, &p32->ep) || put_user(n, &p->ep) ||
2121 get_user(n, &p32->len) || put_user(n, &p->len) ||
2122 get_user(n, &p32->timeout) || put_user(n, &p->timeout) ||
2123 get_user(addr, &p32->data) || put_user(compat_ptr(addr), &p->data))
2124 return -EFAULT;
2125
2126 return sys_ioctl(fd, USBDEVFS_BULK, (unsigned long)p);
2127 }
2128
2129
2130 /*
2131 * USBDEVFS_SUBMITURB, USBDEVFS_REAPURB and USBDEVFS_REAPURBNDELAY
2132 * are handled in usbdevfs core. -Christopher Li
2133 */
2134
2135 struct usbdevfs_disconnectsignal32 {
2136 compat_int_t signr;
2137 compat_caddr_t context;
2138 };
2139
2140 #define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32)
2141
2142 static int do_usbdevfs_discsignal(unsigned int fd, unsigned int cmd, unsigned long arg)
2143 {
2144 struct usbdevfs_disconnectsignal kdis;
2145 struct usbdevfs_disconnectsignal32 __user *udis;
2146 mm_segment_t old_fs;
2147 u32 uctx;
2148 int err;
2149
2150 udis = compat_ptr(arg);
2151
2152 if (get_user(kdis.signr, &udis->signr) ||
2153 __get_user(uctx, &udis->context))
2154 return -EFAULT;
2155
2156 kdis.context = compat_ptr(uctx);
2157
2158 old_fs = get_fs();
2159 set_fs(KERNEL_DS);
2160 err = sys_ioctl(fd, USBDEVFS_DISCSIGNAL, (unsigned long) &kdis);
2161 set_fs(old_fs);
2162
2163 return err;
2164 }
2165
2166 /*
2167 * I2C layer ioctls
2168 */
2169
2170 struct i2c_msg32 {
2171 u16 addr;
2172 u16 flags;
2173 u16 len;
2174 compat_caddr_t buf;
2175 };
2176
2177 struct i2c_rdwr_ioctl_data32 {
2178 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
2179 u32 nmsgs;
2180 };
2181
2182 struct i2c_smbus_ioctl_data32 {
2183 u8 read_write;
2184 u8 command;
2185 u32 size;
2186 compat_caddr_t data; /* union i2c_smbus_data *data */
2187 };
2188
2189 struct i2c_rdwr_aligned {
2190 struct i2c_rdwr_ioctl_data cmd;
2191 struct i2c_msg msgs[0];
2192 };
2193
2194 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2195 {
2196 struct i2c_rdwr_ioctl_data32 __user *udata = compat_ptr(arg);
2197 struct i2c_rdwr_aligned __user *tdata;
2198 struct i2c_msg __user *tmsgs;
2199 struct i2c_msg32 __user *umsgs;
2200 compat_caddr_t datap;
2201 int nmsgs, i;
2202
2203 if (get_user(nmsgs, &udata->nmsgs))
2204 return -EFAULT;
2205 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
2206 return -EINVAL;
2207
2208 if (get_user(datap, &udata->msgs))
2209 return -EFAULT;
2210 umsgs = compat_ptr(datap);
2211
2212 tdata = compat_alloc_user_space(sizeof(*tdata) +
2213 nmsgs * sizeof(struct i2c_msg));
2214 tmsgs = &tdata->msgs[0];
2215
2216 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
2217 put_user(tmsgs, &tdata->cmd.msgs))
2218 return -EFAULT;
2219
2220 for (i = 0; i < nmsgs; i++) {
2221 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
2222 return -EFAULT;
2223 if (get_user(datap, &umsgs[i].buf) ||
2224 put_user(compat_ptr(datap), &tmsgs[i].buf))
2225 return -EFAULT;
2226 }
2227 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2228 }
2229
2230 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2231 {
2232 struct i2c_smbus_ioctl_data __user *tdata;
2233 struct i2c_smbus_ioctl_data32 __user *udata;
2234 compat_caddr_t datap;
2235
2236 tdata = compat_alloc_user_space(sizeof(*tdata));
2237 if (tdata == NULL)
2238 return -ENOMEM;
2239 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
2240 return -EFAULT;
2241
2242 udata = compat_ptr(arg);
2243 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
2244 return -EFAULT;
2245
2246 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
2247 return -EFAULT;
2248 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
2249 return -EFAULT;
2250 if (__get_user(datap, &udata->data) ||
2251 __put_user(compat_ptr(datap), &tdata->data))
2252 return -EFAULT;
2253
2254 return sys_ioctl(fd, cmd, (unsigned long)tdata);
2255 }
2256
2257 struct compat_iw_point {
2258 compat_caddr_t pointer;
2259 __u16 length;
2260 __u16 flags;
2261 };
2262
2263 static int do_wireless_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2264 {
2265 struct iwreq __user *iwr;
2266 struct iwreq __user *iwr_u;
2267 struct iw_point __user *iwp;
2268 struct compat_iw_point __user *iwp_u;
2269 compat_caddr_t pointer;
2270 __u16 length, flags;
2271
2272 iwr_u = compat_ptr(arg);
2273 iwp_u = (struct compat_iw_point __user *) &iwr_u->u.data;
2274 iwr = compat_alloc_user_space(sizeof(*iwr));
2275 if (iwr == NULL)
2276 return -ENOMEM;
2277
2278 iwp = &iwr->u.data;
2279
2280 if (!access_ok(VERIFY_WRITE, iwr, sizeof(*iwr)))
2281 return -EFAULT;
2282
2283 if (__copy_in_user(&iwr->ifr_ifrn.ifrn_name[0],
2284 &iwr_u->ifr_ifrn.ifrn_name[0],
2285 sizeof(iwr->ifr_ifrn.ifrn_name)))
2286 return -EFAULT;
2287
2288 if (__get_user(pointer, &iwp_u->pointer) ||
2289 __get_user(length, &iwp_u->length) ||
2290 __get_user(flags, &iwp_u->flags))
2291 return -EFAULT;
2292
2293 if (__put_user(compat_ptr(pointer), &iwp->pointer) ||
2294 __put_user(length, &iwp->length) ||
2295 __put_user(flags, &iwp->flags))
2296 return -EFAULT;
2297
2298 return sys_ioctl(fd, cmd, (unsigned long) iwr);
2299 }
2300
2301 /* Since old style bridge ioctl's endup using SIOCDEVPRIVATE
2302 * for some operations; this forces use of the newer bridge-utils that
2303 * use compatiable ioctls
2304 */
2305 static int old_bridge_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
2306 {
2307 u32 tmp;
2308
2309 if (get_user(tmp, (u32 __user *) arg))
2310 return -EFAULT;
2311 if (tmp == BRCTL_GET_VERSION)
2312 return BRCTL_VERSION + 1;
2313 return -EINVAL;
2314 }
2315
2316 #define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
2317 #define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
2318 #define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
2319 #define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
2320
2321 static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
2322 {
2323 mm_segment_t oldfs = get_fs();
2324 compat_ulong_t val32;
2325 unsigned long kval;
2326 int ret;
2327
2328 switch (cmd) {
2329 case RTC_IRQP_READ32:
2330 case RTC_EPOCH_READ32:
2331 set_fs(KERNEL_DS);
2332 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
2333 RTC_IRQP_READ : RTC_EPOCH_READ,
2334 (unsigned long)&kval);
2335 set_fs(oldfs);
2336 if (ret)
2337 return ret;
2338 val32 = kval;
2339 return put_user(val32, (unsigned int __user *)arg);
2340 case RTC_IRQP_SET32:
2341 return sys_ioctl(fd, RTC_IRQP_SET, arg);
2342 case RTC_EPOCH_SET32:
2343 return sys_ioctl(fd, RTC_EPOCH_SET, arg);
2344 default:
2345 /* unreached */
2346 return -ENOIOCTLCMD;
2347 }
2348 }
2349
2350 static int
2351 lp_timeout_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
2352 {
2353 struct compat_timeval __user *tc = (struct compat_timeval __user *)arg;
2354 struct timeval __user *tn = compat_alloc_user_space(sizeof(struct timeval));
2355 struct timeval ts;
2356 if (get_user(ts.tv_sec, &tc->tv_sec) ||
2357 get_user(ts.tv_usec, &tc->tv_usec) ||
2358 put_user(ts.tv_sec, &tn->tv_sec) ||
2359 put_user(ts.tv_usec, &tn->tv_usec))
2360 return -EFAULT;
2361 return sys_ioctl(fd, cmd, (unsigned long)tn);
2362 }
2363
2364 #define HANDLE_IOCTL(cmd,handler) \
2365 { (cmd), (ioctl_trans_handler_t)(handler) },
2366
2367 /* pointer to compatible structure or no argument */
2368 #define COMPATIBLE_IOCTL(cmd) \
2369 { (cmd), do_ioctl32_pointer },
2370
2371 /* argument is an unsigned long integer, not a pointer */
2372 #define ULONG_IOCTL(cmd) \
2373 { (cmd), (ioctl_trans_handler_t)sys_ioctl },
2374
2375
2376 struct ioctl_trans ioctl_start[] = {
2377 #include <linux/compat_ioctl.h>
2378 HANDLE_IOCTL(MEMREADOOB32, mtd_rw_oob)
2379 HANDLE_IOCTL(MEMWRITEOOB32, mtd_rw_oob)
2380 #ifdef CONFIG_NET
2381 HANDLE_IOCTL(SIOCGIFNAME, dev_ifname32)
2382 HANDLE_IOCTL(SIOCGIFCONF, dev_ifconf)
2383 HANDLE_IOCTL(SIOCGIFFLAGS, dev_ifsioc)
2384 HANDLE_IOCTL(SIOCSIFFLAGS, dev_ifsioc)
2385 HANDLE_IOCTL(SIOCGIFMETRIC, dev_ifsioc)
2386 HANDLE_IOCTL(SIOCSIFMETRIC, dev_ifsioc)
2387 HANDLE_IOCTL(SIOCGIFMTU, dev_ifsioc)
2388 HANDLE_IOCTL(SIOCSIFMTU, dev_ifsioc)
2389 HANDLE_IOCTL(SIOCGIFMEM, dev_ifsioc)
2390 HANDLE_IOCTL(SIOCSIFMEM, dev_ifsioc)
2391 HANDLE_IOCTL(SIOCGIFHWADDR, dev_ifsioc)
2392 HANDLE_IOCTL(SIOCSIFHWADDR, dev_ifsioc)
2393 HANDLE_IOCTL(SIOCADDMULTI, dev_ifsioc)
2394 HANDLE_IOCTL(SIOCDELMULTI, dev_ifsioc)
2395 HANDLE_IOCTL(SIOCGIFINDEX, dev_ifsioc)
2396 HANDLE_IOCTL(SIOCGIFMAP, dev_ifsioc)
2397 HANDLE_IOCTL(SIOCSIFMAP, dev_ifsioc)
2398 HANDLE_IOCTL(SIOCGIFADDR, dev_ifsioc)
2399 HANDLE_IOCTL(SIOCSIFADDR, dev_ifsioc)
2400
2401 /* ioctls used by appletalk ddp.c */
2402 HANDLE_IOCTL(SIOCATALKDIFADDR, dev_ifsioc)
2403 HANDLE_IOCTL(SIOCDIFADDR, dev_ifsioc)
2404 HANDLE_IOCTL(SIOCSARP, dev_ifsioc)
2405 HANDLE_IOCTL(SIOCDARP, dev_ifsioc)
2406
2407 HANDLE_IOCTL(SIOCGIFBRDADDR, dev_ifsioc)
2408 HANDLE_IOCTL(SIOCSIFBRDADDR, dev_ifsioc)
2409 HANDLE_IOCTL(SIOCGIFDSTADDR, dev_ifsioc)
2410 HANDLE_IOCTL(SIOCSIFDSTADDR, dev_ifsioc)
2411 HANDLE_IOCTL(SIOCGIFNETMASK, dev_ifsioc)
2412 HANDLE_IOCTL(SIOCSIFNETMASK, dev_ifsioc)
2413 HANDLE_IOCTL(SIOCSIFPFLAGS, dev_ifsioc)
2414 HANDLE_IOCTL(SIOCGIFPFLAGS, dev_ifsioc)
2415 HANDLE_IOCTL(SIOCGIFTXQLEN, dev_ifsioc)
2416 HANDLE_IOCTL(SIOCSIFTXQLEN, dev_ifsioc)
2417 HANDLE_IOCTL(TUNSETIFF, dev_ifsioc)
2418 HANDLE_IOCTL(SIOCETHTOOL, ethtool_ioctl)
2419 HANDLE_IOCTL(SIOCBONDENSLAVE, bond_ioctl)
2420 HANDLE_IOCTL(SIOCBONDRELEASE, bond_ioctl)
2421 HANDLE_IOCTL(SIOCBONDSETHWADDR, bond_ioctl)
2422 HANDLE_IOCTL(SIOCBONDSLAVEINFOQUERY, bond_ioctl)
2423 HANDLE_IOCTL(SIOCBONDINFOQUERY, bond_ioctl)
2424 HANDLE_IOCTL(SIOCBONDCHANGEACTIVE, bond_ioctl)
2425 HANDLE_IOCTL(SIOCADDRT, routing_ioctl)
2426 HANDLE_IOCTL(SIOCDELRT, routing_ioctl)
2427 HANDLE_IOCTL(SIOCBRADDIF, dev_ifsioc)
2428 HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
2429 /* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
2430 HANDLE_IOCTL(SIOCRTMSG, ret_einval)
2431 HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
2432 #endif
2433 #ifdef CONFIG_BLOCK
2434 HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)
2435 HANDLE_IOCTL(BLKRAGET, w_long)
2436 HANDLE_IOCTL(BLKGETSIZE, w_long)
2437 HANDLE_IOCTL(0x1260, broken_blkgetsize)
2438 HANDLE_IOCTL(BLKFRAGET, w_long)
2439 HANDLE_IOCTL(BLKSECTGET, w_long)
2440 HANDLE_IOCTL(BLKPG, blkpg_ioctl_trans)
2441 HANDLE_IOCTL(HDIO_GET_KEEPSETTINGS, hdio_ioctl_trans)
2442 HANDLE_IOCTL(HDIO_GET_UNMASKINTR, hdio_ioctl_trans)
2443 HANDLE_IOCTL(HDIO_GET_DMA, hdio_ioctl_trans)
2444 HANDLE_IOCTL(HDIO_GET_32BIT, hdio_ioctl_trans)
2445 HANDLE_IOCTL(HDIO_GET_MULTCOUNT, hdio_ioctl_trans)
2446 HANDLE_IOCTL(HDIO_GET_NOWERR, hdio_ioctl_trans)
2447 HANDLE_IOCTL(HDIO_GET_NICE, hdio_ioctl_trans)
2448 HANDLE_IOCTL(FDSETPRM32, fd_ioctl_trans)
2449 HANDLE_IOCTL(FDDEFPRM32, fd_ioctl_trans)
2450 HANDLE_IOCTL(FDGETPRM32, fd_ioctl_trans)
2451 HANDLE_IOCTL(FDSETDRVPRM32, fd_ioctl_trans)
2452 HANDLE_IOCTL(FDGETDRVPRM32, fd_ioctl_trans)
2453 HANDLE_IOCTL(FDGETDRVSTAT32, fd_ioctl_trans)
2454 HANDLE_IOCTL(FDPOLLDRVSTAT32, fd_ioctl_trans)
2455 HANDLE_IOCTL(FDGETFDCSTAT32, fd_ioctl_trans)
2456 HANDLE_IOCTL(FDWERRORGET32, fd_ioctl_trans)
2457 HANDLE_IOCTL(SG_IO,sg_ioctl_trans)
2458 HANDLE_IOCTL(SG_GET_REQUEST_TABLE, sg_grt_trans)
2459 #endif
2460 HANDLE_IOCTL(PPPIOCGIDLE32, ppp_ioctl_trans)
2461 HANDLE_IOCTL(PPPIOCSCOMPRESS32, ppp_ioctl_trans)
2462 HANDLE_IOCTL(PPPIOCSPASS32, ppp_sock_fprog_ioctl_trans)
2463 HANDLE_IOCTL(PPPIOCSACTIVE32, ppp_sock_fprog_ioctl_trans)
2464 #ifdef CONFIG_BLOCK
2465 HANDLE_IOCTL(MTIOCGET32, mt_ioctl_trans)
2466 HANDLE_IOCTL(MTIOCPOS32, mt_ioctl_trans)
2467 HANDLE_IOCTL(CDROMREADAUDIO, cdrom_ioctl_trans)
2468 HANDLE_IOCTL(CDROM_SEND_PACKET, cdrom_ioctl_trans)
2469 #endif
2470 #define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
2471 HANDLE_IOCTL(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout)
2472 #ifdef CONFIG_VT
2473 HANDLE_IOCTL(PIO_FONTX, do_fontx_ioctl)
2474 HANDLE_IOCTL(GIO_FONTX, do_fontx_ioctl)
2475 HANDLE_IOCTL(PIO_UNIMAP, do_unimap_ioctl)
2476 HANDLE_IOCTL(GIO_UNIMAP, do_unimap_ioctl)
2477 HANDLE_IOCTL(KDFONTOP, do_kdfontop_ioctl)
2478 #endif
2479 /* One SMB ioctl needs translations. */
2480 #define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
2481 HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
2482 HANDLE_IOCTL(ATM_GETLINKRATE32, do_atm_ioctl)
2483 HANDLE_IOCTL(ATM_GETNAMES32, do_atm_ioctl)
2484 HANDLE_IOCTL(ATM_GETTYPE32, do_atm_ioctl)
2485 HANDLE_IOCTL(ATM_GETESI32, do_atm_ioctl)
2486 HANDLE_IOCTL(ATM_GETADDR32, do_atm_ioctl)
2487 HANDLE_IOCTL(ATM_RSTADDR32, do_atm_ioctl)
2488 HANDLE_IOCTL(ATM_ADDADDR32, do_atm_ioctl)
2489 HANDLE_IOCTL(ATM_DELADDR32, do_atm_ioctl)
2490 HANDLE_IOCTL(ATM_GETCIRANGE32, do_atm_ioctl)
2491 HANDLE_IOCTL(ATM_SETCIRANGE32, do_atm_ioctl)
2492 HANDLE_IOCTL(ATM_SETESI32, do_atm_ioctl)
2493 HANDLE_IOCTL(ATM_SETESIF32, do_atm_ioctl)
2494 HANDLE_IOCTL(ATM_GETSTAT32, do_atm_ioctl)
2495 HANDLE_IOCTL(ATM_GETSTATZ32, do_atm_ioctl)
2496 HANDLE_IOCTL(ATM_GETLOOP32, do_atm_ioctl)
2497 HANDLE_IOCTL(ATM_SETLOOP32, do_atm_ioctl)
2498 HANDLE_IOCTL(ATM_QUERYLOOP32, do_atm_ioctl)
2499 HANDLE_IOCTL(SONET_GETSTAT, do_atm_ioctl)
2500 HANDLE_IOCTL(SONET_GETSTATZ, do_atm_ioctl)
2501 HANDLE_IOCTL(SONET_GETDIAG, do_atm_ioctl)
2502 HANDLE_IOCTL(SONET_SETDIAG, do_atm_ioctl)
2503 HANDLE_IOCTL(SONET_CLRDIAG, do_atm_ioctl)
2504 HANDLE_IOCTL(SONET_SETFRAMING, do_atm_ioctl)
2505 HANDLE_IOCTL(SONET_GETFRAMING, do_atm_ioctl)
2506 HANDLE_IOCTL(SONET_GETFRSENSE, do_atm_ioctl)
2507 /* block stuff */
2508 #ifdef CONFIG_BLOCK
2509 HANDLE_IOCTL(BLKBSZGET_32, do_blkbszget)
2510 HANDLE_IOCTL(BLKBSZSET_32, do_blkbszset)
2511 HANDLE_IOCTL(BLKGETSIZE64_32, do_blkgetsize64)
2512 /* Raw devices */
2513 HANDLE_IOCTL(RAW_SETBIND, raw_ioctl)
2514 HANDLE_IOCTL(RAW_GETBIND, raw_ioctl)
2515 #endif
2516 /* Serial */
2517 HANDLE_IOCTL(TIOCGSERIAL, serial_struct_ioctl)
2518 HANDLE_IOCTL(TIOCSSERIAL, serial_struct_ioctl)
2519 #ifdef TIOCGLTC
2520 COMPATIBLE_IOCTL(TIOCGLTC)
2521 COMPATIBLE_IOCTL(TIOCSLTC)
2522 #endif
2523 #ifdef TIOCSTART
2524 /*
2525 * For these two we have defintions in ioctls.h and/or termios.h on
2526 * some architectures but no actual implemention. Some applications
2527 * like bash call them if they are defined in the headers, so we provide
2528 * entries here to avoid syslog message spew.
2529 */
2530 COMPATIBLE_IOCTL(TIOCSTART)
2531 COMPATIBLE_IOCTL(TIOCSTOP)
2532 #endif
2533 /* Usbdevfs */
2534 HANDLE_IOCTL(USBDEVFS_CONTROL32, do_usbdevfs_control)
2535 HANDLE_IOCTL(USBDEVFS_BULK32, do_usbdevfs_bulk)
2536 HANDLE_IOCTL(USBDEVFS_DISCSIGNAL32, do_usbdevfs_discsignal)
2537 COMPATIBLE_IOCTL(USBDEVFS_IOCTL32)
2538 /* i2c */
2539 HANDLE_IOCTL(I2C_FUNCS, w_long)
2540 HANDLE_IOCTL(I2C_RDWR, do_i2c_rdwr_ioctl)
2541 HANDLE_IOCTL(I2C_SMBUS, do_i2c_smbus_ioctl)
2542 /* wireless */
2543 HANDLE_IOCTL(SIOCGIWRANGE, do_wireless_ioctl)
2544 HANDLE_IOCTL(SIOCSIWSPY, do_wireless_ioctl)
2545 HANDLE_IOCTL(SIOCGIWSPY, do_wireless_ioctl)
2546 HANDLE_IOCTL(SIOCSIWTHRSPY, do_wireless_ioctl)
2547 HANDLE_IOCTL(SIOCGIWTHRSPY, do_wireless_ioctl)
2548 HANDLE_IOCTL(SIOCGIWAPLIST, do_wireless_ioctl)
2549 HANDLE_IOCTL(SIOCGIWSCAN, do_wireless_ioctl)
2550 HANDLE_IOCTL(SIOCSIWESSID, do_wireless_ioctl)
2551 HANDLE_IOCTL(SIOCGIWESSID, do_wireless_ioctl)
2552 HANDLE_IOCTL(SIOCSIWNICKN, do_wireless_ioctl)
2553 HANDLE_IOCTL(SIOCGIWNICKN, do_wireless_ioctl)
2554 HANDLE_IOCTL(SIOCSIWENCODE, do_wireless_ioctl)
2555 HANDLE_IOCTL(SIOCGIWENCODE, do_wireless_ioctl)
2556 HANDLE_IOCTL(SIOCSIFBR, old_bridge_ioctl)
2557 HANDLE_IOCTL(SIOCGIFBR, old_bridge_ioctl)
2558 HANDLE_IOCTL(RTC_IRQP_READ32, rtc_ioctl)
2559 HANDLE_IOCTL(RTC_IRQP_SET32, rtc_ioctl)
2560 HANDLE_IOCTL(RTC_EPOCH_READ32, rtc_ioctl)
2561 HANDLE_IOCTL(RTC_EPOCH_SET32, rtc_ioctl)
2562
2563 /* dvb */
2564 HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event)
2565 HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture)
2566 HANDLE_IOCTL(VIDEO_SET_SPU_PALETTE, do_video_set_spu_palette)
2567
2568 /* parport */
2569 COMPATIBLE_IOCTL(LPTIME)
2570 COMPATIBLE_IOCTL(LPCHAR)
2571 COMPATIBLE_IOCTL(LPABORTOPEN)
2572 COMPATIBLE_IOCTL(LPCAREFUL)
2573 COMPATIBLE_IOCTL(LPWAIT)
2574 COMPATIBLE_IOCTL(LPSETIRQ)
2575 COMPATIBLE_IOCTL(LPGETSTATUS)
2576 COMPATIBLE_IOCTL(LPGETSTATUS)
2577 COMPATIBLE_IOCTL(LPRESET)
2578 /*LPGETSTATS not implemented, but no kernels seem to compile it in anyways*/
2579 COMPATIBLE_IOCTL(LPGETFLAGS)
2580 HANDLE_IOCTL(LPSETTIMEOUT, lp_timeout_trans)
2581 };
2582
2583 int ioctl_table_size = ARRAY_SIZE(ioctl_start);
Support for the Chinese Samsung S3C2440 based development boards