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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@ucw.cz)
8  *
9  * These routines maintain argument size conversion between 32bit and 64bit
10  * ioctls.
11  */
12 
13 #include <linux/joystick.h>
14 
15 #include <linux/types.h>
16 #include <linux/compat.h>
17 #include <linux/kernel.h>
18 #include <linux/capability.h>
19 #include <linux/compiler.h>
20 #include <linux/sched.h>
21 #include <linux/smp.h>
22 #include <linux/ioctl.h>
23 #include <linux/if.h>
24 #include <linux/if_bridge.h>
25 #include <linux/raid/md_u.h>
26 #include <linux/kd.h>
27 #include <linux/route.h>
28 #include <linux/in6.h>
29 #include <linux/ipv6_route.h>
30 #include <linux/skbuff.h>
31 #include <linux/netlink.h>
32 #include <linux/vt.h>
33 #include <linux/falloc.h>
34 #include <linux/fs.h>
35 #include <linux/file.h>
36 #include <linux/ppp_defs.h>
37 #include <linux/ppp-ioctl.h>
38 #include <linux/if_pppox.h>
39 #include <linux/mtio.h>
40 #include <linux/auto_fs.h>
41 #include <linux/auto_fs4.h>
42 #include <linux/tty.h>
43 #include <linux/vt_kern.h>
44 #include <linux/fb.h>
45 #include <linux/videodev2.h>
46 #include <linux/netdevice.h>
47 #include <linux/raw.h>
48 #include <linux/blkdev.h>
49 #include <linux/elevator.h>
50 #include <linux/rtc.h>
51 #include <linux/pci.h>
52 #include <linux/serial.h>
53 #include <linux/if_tun.h>
54 #include <linux/ctype.h>
55 #include <linux/syscalls.h>
56 #include <linux/i2c.h>
57 #include <linux/i2c-dev.h>
58 #include <linux/atalk.h>
59 #include <linux/gfp.h>
60 #include <linux/cec.h>
61 
62 #include "internal.h"
63 
64 #include <net/bluetooth/bluetooth.h>
65 #include <net/bluetooth/hci_sock.h>
66 #include <net/bluetooth/rfcomm.h>
67 
68 #include <linux/capi.h>
69 #include <linux/gigaset_dev.h>
70 
71 #ifdef CONFIG_BLOCK
72 #include <linux/cdrom.h>
73 #include <linux/fd.h>
74 #include <scsi/scsi.h>
75 #include <scsi/scsi_ioctl.h>
76 #include <scsi/sg.h>
77 #endif
78 
79 #include <asm/uaccess.h>
80 #include <linux/ethtool.h>
81 #include <linux/mii.h>
82 #include <linux/if_bonding.h>
83 #include <linux/watchdog.h>
84 
85 #include <linux/soundcard.h>
86 #include <linux/lp.h>
87 #include <linux/ppdev.h>
88 
89 #include <linux/atm.h>
90 #include <linux/atmarp.h>
91 #include <linux/atmclip.h>
92 #include <linux/atmdev.h>
93 #include <linux/atmioc.h>
94 #include <linux/atmlec.h>
95 #include <linux/atmmpc.h>
96 #include <linux/atmsvc.h>
97 #include <linux/atm_tcp.h>
98 #include <linux/sonet.h>
99 #include <linux/atm_suni.h>
100 
101 #include <linux/usb.h>
102 #include <linux/usbdevice_fs.h>
103 #include <linux/nbd.h>
104 #include <linux/random.h>
105 #include <linux/filter.h>
106 
107 #include <linux/hiddev.h>
108 
109 #define __DVB_CORE__
110 #include <linux/dvb/audio.h>
111 #include <linux/dvb/dmx.h>
112 #include <linux/dvb/frontend.h>
113 #include <linux/dvb/video.h>
114 
115 #include <linux/sort.h>
116 
117 #ifdef CONFIG_SPARC
118 #include <asm/fbio.h>
119 #endif
120 
121 #define convert_in_user(srcptr, dstptr)			\
122 ({							\
123 	typeof(*srcptr) val;				\
124 							\
125 	get_user(val, srcptr) || put_user(val, dstptr);	\
126 })
127 
do_ioctl(struct file * file,unsigned int cmd,unsigned long arg)128 static int do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
129 {
130 	int err;
131 
132 	err = security_file_ioctl(file, cmd, arg);
133 	if (err)
134 		return err;
135 
136 	return vfs_ioctl(file, cmd, arg);
137 }
138 
w_long(struct file * file,unsigned int cmd,compat_ulong_t __user * argp)139 static int w_long(struct file *file,
140 		unsigned int cmd, compat_ulong_t __user *argp)
141 {
142 	int err;
143 	unsigned long __user *valp = compat_alloc_user_space(sizeof(*valp));
144 
145 	if (valp == NULL)
146 		return -EFAULT;
147 	err = do_ioctl(file, cmd, (unsigned long)valp);
148 	if (err)
149 		return err;
150 	if (convert_in_user(valp, argp))
151 		return -EFAULT;
152 	return 0;
153 }
154 
155 struct compat_video_event {
156 	int32_t		type;
157 	compat_time_t	timestamp;
158 	union {
159 	        video_size_t size;
160 		unsigned int frame_rate;
161 	} u;
162 };
163 
do_video_get_event(struct file * file,unsigned int cmd,struct compat_video_event __user * up)164 static int do_video_get_event(struct file *file,
165 		unsigned int cmd, struct compat_video_event __user *up)
166 {
167 	struct video_event __user *kevent =
168 		compat_alloc_user_space(sizeof(*kevent));
169 	int err;
170 
171 	if (kevent == NULL)
172 		return -EFAULT;
173 
174 	err = do_ioctl(file, cmd, (unsigned long)kevent);
175 	if (!err) {
176 		err  = convert_in_user(&kevent->type, &up->type);
177 		err |= convert_in_user(&kevent->timestamp, &up->timestamp);
178 		err |= convert_in_user(&kevent->u.size.w, &up->u.size.w);
179 		err |= convert_in_user(&kevent->u.size.h, &up->u.size.h);
180 		err |= convert_in_user(&kevent->u.size.aspect_ratio,
181 				&up->u.size.aspect_ratio);
182 		if (err)
183 			err = -EFAULT;
184 	}
185 
186 	return err;
187 }
188 
189 struct compat_video_still_picture {
190         compat_uptr_t iFrame;
191         int32_t size;
192 };
193 
do_video_stillpicture(struct file * file,unsigned int cmd,struct compat_video_still_picture __user * up)194 static int do_video_stillpicture(struct file *file,
195 		unsigned int cmd, struct compat_video_still_picture __user *up)
196 {
197 	struct video_still_picture __user *up_native;
198 	compat_uptr_t fp;
199 	int32_t size;
200 	int err;
201 
202 	err  = get_user(fp, &up->iFrame);
203 	err |= get_user(size, &up->size);
204 	if (err)
205 		return -EFAULT;
206 
207 	up_native =
208 		compat_alloc_user_space(sizeof(struct video_still_picture));
209 
210 	err =  put_user(compat_ptr(fp), &up_native->iFrame);
211 	err |= put_user(size, &up_native->size);
212 	if (err)
213 		return -EFAULT;
214 
215 	err = do_ioctl(file, cmd, (unsigned long) up_native);
216 
217 	return err;
218 }
219 
220 struct compat_video_spu_palette {
221 	int length;
222 	compat_uptr_t palette;
223 };
224 
do_video_set_spu_palette(struct file * file,unsigned int cmd,struct compat_video_spu_palette __user * up)225 static int do_video_set_spu_palette(struct file *file,
226 		unsigned int cmd, struct compat_video_spu_palette __user *up)
227 {
228 	struct video_spu_palette __user *up_native;
229 	compat_uptr_t palp;
230 	int length, err;
231 
232 	err  = get_user(palp, &up->palette);
233 	err |= get_user(length, &up->length);
234 	if (err)
235 		return -EFAULT;
236 
237 	up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
238 	err  = put_user(compat_ptr(palp), &up_native->palette);
239 	err |= put_user(length, &up_native->length);
240 	if (err)
241 		return -EFAULT;
242 
243 	err = do_ioctl(file, cmd, (unsigned long) up_native);
244 
245 	return err;
246 }
247 
248 #ifdef CONFIG_BLOCK
249 typedef struct sg_io_hdr32 {
250 	compat_int_t interface_id;	/* [i] 'S' for SCSI generic (required) */
251 	compat_int_t dxfer_direction;	/* [i] data transfer direction  */
252 	unsigned char cmd_len;		/* [i] SCSI command length ( <= 16 bytes) */
253 	unsigned char mx_sb_len;		/* [i] max length to write to sbp */
254 	unsigned short iovec_count;	/* [i] 0 implies no scatter gather */
255 	compat_uint_t dxfer_len;		/* [i] byte count of data transfer */
256 	compat_uint_t dxferp;		/* [i], [*io] points to data transfer memory
257 					      or scatter gather list */
258 	compat_uptr_t cmdp;		/* [i], [*i] points to command to perform */
259 	compat_uptr_t sbp;		/* [i], [*o] points to sense_buffer memory */
260 	compat_uint_t timeout;		/* [i] MAX_UINT->no timeout (unit: millisec) */
261 	compat_uint_t flags;		/* [i] 0 -> default, see SG_FLAG... */
262 	compat_int_t pack_id;		/* [i->o] unused internally (normally) */
263 	compat_uptr_t usr_ptr;		/* [i->o] unused internally */
264 	unsigned char status;		/* [o] scsi status */
265 	unsigned char masked_status;	/* [o] shifted, masked scsi status */
266 	unsigned char msg_status;		/* [o] messaging level data (optional) */
267 	unsigned char sb_len_wr;		/* [o] byte count actually written to sbp */
268 	unsigned short host_status;	/* [o] errors from host adapter */
269 	unsigned short driver_status;	/* [o] errors from software driver */
270 	compat_int_t resid;		/* [o] dxfer_len - actual_transferred */
271 	compat_uint_t duration;		/* [o] time taken by cmd (unit: millisec) */
272 	compat_uint_t info;		/* [o] auxiliary information */
273 } sg_io_hdr32_t;  /* 64 bytes long (on sparc32) */
274 
275 typedef struct sg_iovec32 {
276 	compat_uint_t iov_base;
277 	compat_uint_t iov_len;
278 } sg_iovec32_t;
279 
sg_build_iovec(sg_io_hdr_t __user * sgio,void __user * dxferp,u16 iovec_count)280 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
281 {
282 	sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
283 	sg_iovec32_t __user *iov32 = dxferp;
284 	int i;
285 
286 	for (i = 0; i < iovec_count; i++) {
287 		u32 base, len;
288 
289 		if (get_user(base, &iov32[i].iov_base) ||
290 		    get_user(len, &iov32[i].iov_len) ||
291 		    put_user(compat_ptr(base), &iov[i].iov_base) ||
292 		    put_user(len, &iov[i].iov_len))
293 			return -EFAULT;
294 	}
295 
296 	if (put_user(iov, &sgio->dxferp))
297 		return -EFAULT;
298 	return 0;
299 }
300 
sg_ioctl_trans(struct file * file,unsigned int cmd,sg_io_hdr32_t __user * sgio32)301 static int sg_ioctl_trans(struct file *file, unsigned int cmd,
302 			sg_io_hdr32_t __user *sgio32)
303 {
304 	sg_io_hdr_t __user *sgio;
305 	u16 iovec_count;
306 	u32 data;
307 	void __user *dxferp;
308 	int err;
309 	int interface_id;
310 
311 	if (get_user(interface_id, &sgio32->interface_id))
312 		return -EFAULT;
313 	if (interface_id != 'S')
314 		return do_ioctl(file, cmd, (unsigned long)sgio32);
315 
316 	if (get_user(iovec_count, &sgio32->iovec_count))
317 		return -EFAULT;
318 
319 	{
320 		void __user *top = compat_alloc_user_space(0);
321 		void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
322 				       (iovec_count * sizeof(sg_iovec_t)));
323 		if (new > top)
324 			return -EINVAL;
325 
326 		sgio = new;
327 	}
328 
329 	/* Ok, now construct.  */
330 	if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
331 			 (2 * sizeof(int)) +
332 			 (2 * sizeof(unsigned char)) +
333 			 (1 * sizeof(unsigned short)) +
334 			 (1 * sizeof(unsigned int))))
335 		return -EFAULT;
336 
337 	if (get_user(data, &sgio32->dxferp))
338 		return -EFAULT;
339 	dxferp = compat_ptr(data);
340 	if (iovec_count) {
341 		if (sg_build_iovec(sgio, dxferp, iovec_count))
342 			return -EFAULT;
343 	} else {
344 		if (put_user(dxferp, &sgio->dxferp))
345 			return -EFAULT;
346 	}
347 
348 	{
349 		unsigned char __user *cmdp;
350 		unsigned char __user *sbp;
351 
352 		if (get_user(data, &sgio32->cmdp))
353 			return -EFAULT;
354 		cmdp = compat_ptr(data);
355 
356 		if (get_user(data, &sgio32->sbp))
357 			return -EFAULT;
358 		sbp = compat_ptr(data);
359 
360 		if (put_user(cmdp, &sgio->cmdp) ||
361 		    put_user(sbp, &sgio->sbp))
362 			return -EFAULT;
363 	}
364 
365 	if (copy_in_user(&sgio->timeout, &sgio32->timeout,
366 			 3 * sizeof(int)))
367 		return -EFAULT;
368 
369 	if (get_user(data, &sgio32->usr_ptr))
370 		return -EFAULT;
371 	if (put_user(compat_ptr(data), &sgio->usr_ptr))
372 		return -EFAULT;
373 
374 	err = do_ioctl(file, cmd, (unsigned long) sgio);
375 
376 	if (err >= 0) {
377 		void __user *datap;
378 
379 		if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
380 				 sizeof(int)) ||
381 		    get_user(datap, &sgio->usr_ptr) ||
382 		    put_user((u32)(unsigned long)datap,
383 			     &sgio32->usr_ptr) ||
384 		    copy_in_user(&sgio32->status, &sgio->status,
385 				 (4 * sizeof(unsigned char)) +
386 				 (2 * sizeof(unsigned short)) +
387 				 (3 * sizeof(int))))
388 			err = -EFAULT;
389 	}
390 
391 	return err;
392 }
393 
394 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
395 	char req_state;
396 	char orphan;
397 	char sg_io_owned;
398 	char problem;
399 	int pack_id;
400 	compat_uptr_t usr_ptr;
401 	unsigned int duration;
402 	int unused;
403 };
404 
sg_grt_trans(struct file * file,unsigned int cmd,struct compat_sg_req_info __user * o)405 static int sg_grt_trans(struct file *file,
406 		unsigned int cmd, struct compat_sg_req_info __user *o)
407 {
408 	int err, i;
409 	sg_req_info_t __user *r;
410 	r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
411 	err = do_ioctl(file, cmd, (unsigned long)r);
412 	if (err < 0)
413 		return err;
414 	for (i = 0; i < SG_MAX_QUEUE; i++) {
415 		void __user *ptr;
416 		int d;
417 
418 		if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
419 		    get_user(ptr, &r[i].usr_ptr) ||
420 		    get_user(d, &r[i].duration) ||
421 		    put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
422 		    put_user(d, &o[i].duration))
423 			return -EFAULT;
424 	}
425 	return err;
426 }
427 #endif /* CONFIG_BLOCK */
428 
429 struct sock_fprog32 {
430 	unsigned short	len;
431 	compat_caddr_t	filter;
432 };
433 
434 #define PPPIOCSPASS32	_IOW('t', 71, struct sock_fprog32)
435 #define PPPIOCSACTIVE32	_IOW('t', 70, struct sock_fprog32)
436 
ppp_sock_fprog_ioctl_trans(struct file * file,unsigned int cmd,struct sock_fprog32 __user * u_fprog32)437 static int ppp_sock_fprog_ioctl_trans(struct file *file,
438 		unsigned int cmd, struct sock_fprog32 __user *u_fprog32)
439 {
440 	struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
441 	void __user *fptr64;
442 	u32 fptr32;
443 	u16 flen;
444 
445 	if (get_user(flen, &u_fprog32->len) ||
446 	    get_user(fptr32, &u_fprog32->filter))
447 		return -EFAULT;
448 
449 	fptr64 = compat_ptr(fptr32);
450 
451 	if (put_user(flen, &u_fprog64->len) ||
452 	    put_user(fptr64, &u_fprog64->filter))
453 		return -EFAULT;
454 
455 	if (cmd == PPPIOCSPASS32)
456 		cmd = PPPIOCSPASS;
457 	else
458 		cmd = PPPIOCSACTIVE;
459 
460 	return do_ioctl(file, cmd, (unsigned long) u_fprog64);
461 }
462 
463 struct ppp_option_data32 {
464 	compat_caddr_t	ptr;
465 	u32			length;
466 	compat_int_t		transmit;
467 };
468 #define PPPIOCSCOMPRESS32	_IOW('t', 77, struct ppp_option_data32)
469 
470 struct ppp_idle32 {
471 	compat_time_t xmit_idle;
472 	compat_time_t recv_idle;
473 };
474 #define PPPIOCGIDLE32		_IOR('t', 63, struct ppp_idle32)
475 
ppp_gidle(struct file * file,unsigned int cmd,struct ppp_idle32 __user * idle32)476 static int ppp_gidle(struct file *file, unsigned int cmd,
477 		struct ppp_idle32 __user *idle32)
478 {
479 	struct ppp_idle __user *idle;
480 	__kernel_time_t xmit, recv;
481 	int err;
482 
483 	idle = compat_alloc_user_space(sizeof(*idle));
484 
485 	err = do_ioctl(file, PPPIOCGIDLE, (unsigned long) idle);
486 
487 	if (!err) {
488 		if (get_user(xmit, &idle->xmit_idle) ||
489 		    get_user(recv, &idle->recv_idle) ||
490 		    put_user(xmit, &idle32->xmit_idle) ||
491 		    put_user(recv, &idle32->recv_idle))
492 			err = -EFAULT;
493 	}
494 	return err;
495 }
496 
ppp_scompress(struct file * file,unsigned int cmd,struct ppp_option_data32 __user * odata32)497 static int ppp_scompress(struct file *file, unsigned int cmd,
498 	struct ppp_option_data32 __user *odata32)
499 {
500 	struct ppp_option_data __user *odata;
501 	__u32 data;
502 	void __user *datap;
503 
504 	odata = compat_alloc_user_space(sizeof(*odata));
505 
506 	if (get_user(data, &odata32->ptr))
507 		return -EFAULT;
508 
509 	datap = compat_ptr(data);
510 	if (put_user(datap, &odata->ptr))
511 		return -EFAULT;
512 
513 	if (copy_in_user(&odata->length, &odata32->length,
514 			 sizeof(__u32) + sizeof(int)))
515 		return -EFAULT;
516 
517 	return do_ioctl(file, PPPIOCSCOMPRESS, (unsigned long) odata);
518 }
519 
520 #ifdef CONFIG_BLOCK
521 struct mtget32 {
522 	compat_long_t	mt_type;
523 	compat_long_t	mt_resid;
524 	compat_long_t	mt_dsreg;
525 	compat_long_t	mt_gstat;
526 	compat_long_t	mt_erreg;
527 	compat_daddr_t	mt_fileno;
528 	compat_daddr_t	mt_blkno;
529 };
530 #define MTIOCGET32	_IOR('m', 2, struct mtget32)
531 
532 struct mtpos32 {
533 	compat_long_t	mt_blkno;
534 };
535 #define MTIOCPOS32	_IOR('m', 3, struct mtpos32)
536 
mt_ioctl_trans(struct file * file,unsigned int cmd,void __user * argp)537 static int mt_ioctl_trans(struct file *file,
538 		unsigned int cmd, void __user *argp)
539 {
540 	/* NULL initialization to make gcc shut up */
541 	struct mtget __user *get = NULL;
542 	struct mtget32 __user *umget32;
543 	struct mtpos __user *pos = NULL;
544 	struct mtpos32 __user *upos32;
545 	unsigned long kcmd;
546 	void *karg;
547 	int err = 0;
548 
549 	switch(cmd) {
550 	case MTIOCPOS32:
551 		kcmd = MTIOCPOS;
552 		pos = compat_alloc_user_space(sizeof(*pos));
553 		karg = pos;
554 		break;
555 	default:	/* MTIOCGET32 */
556 		kcmd = MTIOCGET;
557 		get = compat_alloc_user_space(sizeof(*get));
558 		karg = get;
559 		break;
560 	}
561 	if (karg == NULL)
562 		return -EFAULT;
563 	err = do_ioctl(file, kcmd, (unsigned long)karg);
564 	if (err)
565 		return err;
566 	switch (cmd) {
567 	case MTIOCPOS32:
568 		upos32 = argp;
569 		err = convert_in_user(&pos->mt_blkno, &upos32->mt_blkno);
570 		break;
571 	case MTIOCGET32:
572 		umget32 = argp;
573 		err = convert_in_user(&get->mt_type, &umget32->mt_type);
574 		err |= convert_in_user(&get->mt_resid, &umget32->mt_resid);
575 		err |= convert_in_user(&get->mt_dsreg, &umget32->mt_dsreg);
576 		err |= convert_in_user(&get->mt_gstat, &umget32->mt_gstat);
577 		err |= convert_in_user(&get->mt_erreg, &umget32->mt_erreg);
578 		err |= convert_in_user(&get->mt_fileno, &umget32->mt_fileno);
579 		err |= convert_in_user(&get->mt_blkno, &umget32->mt_blkno);
580 		break;
581 	}
582 	return err ? -EFAULT: 0;
583 }
584 
585 #endif /* CONFIG_BLOCK */
586 
587 /* Bluetooth ioctls */
588 #define HCIUARTSETPROTO		_IOW('U', 200, int)
589 #define HCIUARTGETPROTO		_IOR('U', 201, int)
590 #define HCIUARTGETDEVICE	_IOR('U', 202, int)
591 #define HCIUARTSETFLAGS		_IOW('U', 203, int)
592 #define HCIUARTGETFLAGS		_IOR('U', 204, int)
593 
594 #define BNEPCONNADD	_IOW('B', 200, int)
595 #define BNEPCONNDEL	_IOW('B', 201, int)
596 #define BNEPGETCONNLIST	_IOR('B', 210, int)
597 #define BNEPGETCONNINFO	_IOR('B', 211, int)
598 #define BNEPGETSUPPFEAT	_IOR('B', 212, int)
599 
600 #define CMTPCONNADD	_IOW('C', 200, int)
601 #define CMTPCONNDEL	_IOW('C', 201, int)
602 #define CMTPGETCONNLIST	_IOR('C', 210, int)
603 #define CMTPGETCONNINFO	_IOR('C', 211, int)
604 
605 #define HIDPCONNADD	_IOW('H', 200, int)
606 #define HIDPCONNDEL	_IOW('H', 201, int)
607 #define HIDPGETCONNLIST	_IOR('H', 210, int)
608 #define HIDPGETCONNINFO	_IOR('H', 211, int)
609 
610 
611 struct serial_struct32 {
612         compat_int_t    type;
613         compat_int_t    line;
614         compat_uint_t   port;
615         compat_int_t    irq;
616         compat_int_t    flags;
617         compat_int_t    xmit_fifo_size;
618         compat_int_t    custom_divisor;
619         compat_int_t    baud_base;
620         unsigned short  close_delay;
621         char    io_type;
622         char    reserved_char[1];
623         compat_int_t    hub6;
624         unsigned short  closing_wait; /* time to wait before closing */
625         unsigned short  closing_wait2; /* no longer used... */
626         compat_uint_t   iomem_base;
627         unsigned short  iomem_reg_shift;
628         unsigned int    port_high;
629      /* compat_ulong_t  iomap_base FIXME */
630         compat_int_t    reserved[1];
631 };
632 
serial_struct_ioctl(struct file * file,unsigned cmd,struct serial_struct32 __user * ss32)633 static int serial_struct_ioctl(struct file *file,
634 		unsigned cmd, struct serial_struct32 __user *ss32)
635 {
636         typedef struct serial_struct32 SS32;
637         int err;
638 	struct serial_struct __user *ss = compat_alloc_user_space(sizeof(*ss));
639         __u32 udata;
640 	unsigned int base;
641 	unsigned char *iomem_base;
642 
643 	if (ss == NULL)
644 		return -EFAULT;
645         if (cmd == TIOCSSERIAL) {
646 		if (copy_in_user(ss, ss32, offsetof(SS32, iomem_base)) ||
647 		    get_user(udata, &ss32->iomem_base))
648 			return -EFAULT;
649 		iomem_base = compat_ptr(udata);
650 		if (put_user(iomem_base, &ss->iomem_base) ||
651 		    convert_in_user(&ss32->iomem_reg_shift,
652 		      &ss->iomem_reg_shift) ||
653 		    convert_in_user(&ss32->port_high, &ss->port_high) ||
654 		    put_user(0UL, &ss->iomap_base))
655 			return -EFAULT;
656         }
657 	err = do_ioctl(file, cmd, (unsigned long)ss);
658         if (cmd == TIOCGSERIAL && err >= 0) {
659 		if (copy_in_user(ss32, ss, offsetof(SS32, iomem_base)) ||
660 		    get_user(iomem_base, &ss->iomem_base))
661 			return -EFAULT;
662 		base = (unsigned long)iomem_base  >> 32 ?
663 			0xffffffff : (unsigned)(unsigned long)iomem_base;
664 		if (put_user(base, &ss32->iomem_base) ||
665 		    convert_in_user(&ss->iomem_reg_shift,
666 		      &ss32->iomem_reg_shift) ||
667 		    convert_in_user(&ss->port_high, &ss32->port_high))
668 			return -EFAULT;
669         }
670         return err;
671 }
672 
673 /*
674  * I2C layer ioctls
675  */
676 
677 struct i2c_msg32 {
678 	u16 addr;
679 	u16 flags;
680 	u16 len;
681 	compat_caddr_t buf;
682 };
683 
684 struct i2c_rdwr_ioctl_data32 {
685 	compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
686 	u32 nmsgs;
687 };
688 
689 struct i2c_smbus_ioctl_data32 {
690 	u8 read_write;
691 	u8 command;
692 	u32 size;
693 	compat_caddr_t data; /* union i2c_smbus_data *data */
694 };
695 
696 struct i2c_rdwr_aligned {
697 	struct i2c_rdwr_ioctl_data cmd;
698 	struct i2c_msg msgs[0];
699 };
700 
do_i2c_rdwr_ioctl(struct file * file,unsigned int cmd,struct i2c_rdwr_ioctl_data32 __user * udata)701 static int do_i2c_rdwr_ioctl(struct file *file,
702 	unsigned int cmd, struct i2c_rdwr_ioctl_data32 __user *udata)
703 {
704 	struct i2c_rdwr_aligned		__user *tdata;
705 	struct i2c_msg			__user *tmsgs;
706 	struct i2c_msg32		__user *umsgs;
707 	compat_caddr_t			datap;
708 	u32				nmsgs;
709 	int				i;
710 
711 	if (get_user(nmsgs, &udata->nmsgs))
712 		return -EFAULT;
713 	if (nmsgs > I2C_RDWR_IOCTL_MAX_MSGS)
714 		return -EINVAL;
715 
716 	if (get_user(datap, &udata->msgs))
717 		return -EFAULT;
718 	umsgs = compat_ptr(datap);
719 
720 	tdata = compat_alloc_user_space(sizeof(*tdata) +
721 				      nmsgs * sizeof(struct i2c_msg));
722 	tmsgs = &tdata->msgs[0];
723 
724 	if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
725 	    put_user(tmsgs, &tdata->cmd.msgs))
726 		return -EFAULT;
727 
728 	for (i = 0; i < nmsgs; i++) {
729 		if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
730 			return -EFAULT;
731 		if (get_user(datap, &umsgs[i].buf) ||
732 		    put_user(compat_ptr(datap), &tmsgs[i].buf))
733 			return -EFAULT;
734 	}
735 	return do_ioctl(file, cmd, (unsigned long)tdata);
736 }
737 
do_i2c_smbus_ioctl(struct file * file,unsigned int cmd,struct i2c_smbus_ioctl_data32 __user * udata)738 static int do_i2c_smbus_ioctl(struct file *file,
739 		unsigned int cmd, struct i2c_smbus_ioctl_data32   __user *udata)
740 {
741 	struct i2c_smbus_ioctl_data	__user *tdata;
742 	compat_caddr_t			datap;
743 
744 	tdata = compat_alloc_user_space(sizeof(*tdata));
745 	if (tdata == NULL)
746 		return -ENOMEM;
747 	if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
748 		return -EFAULT;
749 
750 	if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
751 		return -EFAULT;
752 
753 	if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
754 		return -EFAULT;
755 	if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
756 		return -EFAULT;
757 	if (__get_user(datap, &udata->data) ||
758 	    __put_user(compat_ptr(datap), &tdata->data))
759 		return -EFAULT;
760 
761 	return do_ioctl(file, cmd, (unsigned long)tdata);
762 }
763 
764 #define RTC_IRQP_READ32		_IOR('p', 0x0b, compat_ulong_t)
765 #define RTC_IRQP_SET32		_IOW('p', 0x0c, compat_ulong_t)
766 #define RTC_EPOCH_READ32	_IOR('p', 0x0d, compat_ulong_t)
767 #define RTC_EPOCH_SET32		_IOW('p', 0x0e, compat_ulong_t)
768 
rtc_ioctl(struct file * file,unsigned cmd,void __user * argp)769 static int rtc_ioctl(struct file *file,
770 		unsigned cmd, void __user *argp)
771 {
772 	unsigned long __user *valp = compat_alloc_user_space(sizeof(*valp));
773 	int ret;
774 
775 	if (valp == NULL)
776 		return -EFAULT;
777 	switch (cmd) {
778 	case RTC_IRQP_READ32:
779 	case RTC_EPOCH_READ32:
780 		ret = do_ioctl(file, (cmd == RTC_IRQP_READ32) ?
781 					RTC_IRQP_READ : RTC_EPOCH_READ,
782 					(unsigned long)valp);
783 		if (ret)
784 			return ret;
785 		return convert_in_user(valp, (unsigned int __user *)argp);
786 	case RTC_IRQP_SET32:
787 		return do_ioctl(file, RTC_IRQP_SET, (unsigned long)argp);
788 	case RTC_EPOCH_SET32:
789 		return do_ioctl(file, RTC_EPOCH_SET, (unsigned long)argp);
790 	}
791 
792 	return -ENOIOCTLCMD;
793 }
794 
795 /* on ia32 l_start is on a 32-bit boundary */
796 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
797 struct space_resv_32 {
798 	__s16		l_type;
799 	__s16		l_whence;
800 	__s64		l_start	__attribute__((packed));
801 			/* len == 0 means until end of file */
802 	__s64		l_len __attribute__((packed));
803 	__s32		l_sysid;
804 	__u32		l_pid;
805 	__s32		l_pad[4];	/* reserve area */
806 };
807 
808 #define FS_IOC_RESVSP_32		_IOW ('X', 40, struct space_resv_32)
809 #define FS_IOC_RESVSP64_32	_IOW ('X', 42, struct space_resv_32)
810 
811 /* just account for different alignment */
compat_ioctl_preallocate(struct file * file,struct space_resv_32 __user * p32)812 static int compat_ioctl_preallocate(struct file *file,
813 			struct space_resv_32    __user *p32)
814 {
815 	struct space_resv	__user *p = compat_alloc_user_space(sizeof(*p));
816 
817 	if (copy_in_user(&p->l_type,	&p32->l_type,	sizeof(s16)) ||
818 	    copy_in_user(&p->l_whence,	&p32->l_whence, sizeof(s16)) ||
819 	    copy_in_user(&p->l_start,	&p32->l_start,	sizeof(s64)) ||
820 	    copy_in_user(&p->l_len,	&p32->l_len,	sizeof(s64)) ||
821 	    copy_in_user(&p->l_sysid,	&p32->l_sysid,	sizeof(s32)) ||
822 	    copy_in_user(&p->l_pid,	&p32->l_pid,	sizeof(u32)) ||
823 	    copy_in_user(&p->l_pad,	&p32->l_pad,	4*sizeof(u32)))
824 		return -EFAULT;
825 
826 	return ioctl_preallocate(file, p);
827 }
828 #endif
829 
830 /*
831  * simple reversible transform to make our table more evenly
832  * distributed after sorting.
833  */
834 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
835 
836 #define COMPATIBLE_IOCTL(cmd) XFORM((u32)cmd),
837 /* ioctl should not be warned about even if it's not implemented.
838    Valid reasons to use this:
839    - It is implemented with ->compat_ioctl on some device, but programs
840    call it on others too.
841    - The ioctl is not implemented in the native kernel, but programs
842    call it commonly anyways.
843    Most other reasons are not valid. */
844 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
845 
846 static unsigned int ioctl_pointer[] = {
847 /* compatible ioctls first */
848 COMPATIBLE_IOCTL(0x4B50)   /* KDGHWCLK - not in the kernel, but don't complain */
849 COMPATIBLE_IOCTL(0x4B51)   /* KDSHWCLK - not in the kernel, but don't complain */
850 
851 /* Big T */
852 COMPATIBLE_IOCTL(TCGETA)
853 COMPATIBLE_IOCTL(TCSETA)
854 COMPATIBLE_IOCTL(TCSETAW)
855 COMPATIBLE_IOCTL(TCSETAF)
856 COMPATIBLE_IOCTL(TCSBRK)
857 COMPATIBLE_IOCTL(TCXONC)
858 COMPATIBLE_IOCTL(TCFLSH)
859 COMPATIBLE_IOCTL(TCGETS)
860 COMPATIBLE_IOCTL(TCSETS)
861 COMPATIBLE_IOCTL(TCSETSW)
862 COMPATIBLE_IOCTL(TCSETSF)
863 COMPATIBLE_IOCTL(TIOCLINUX)
864 COMPATIBLE_IOCTL(TIOCSBRK)
865 COMPATIBLE_IOCTL(TIOCGDEV)
866 COMPATIBLE_IOCTL(TIOCCBRK)
867 COMPATIBLE_IOCTL(TIOCGSID)
868 COMPATIBLE_IOCTL(TIOCGICOUNT)
869 COMPATIBLE_IOCTL(TIOCGPKT)
870 COMPATIBLE_IOCTL(TIOCGPTLCK)
871 COMPATIBLE_IOCTL(TIOCGEXCL)
872 /* Little t */
873 COMPATIBLE_IOCTL(TIOCGETD)
874 COMPATIBLE_IOCTL(TIOCSETD)
875 COMPATIBLE_IOCTL(TIOCEXCL)
876 COMPATIBLE_IOCTL(TIOCNXCL)
877 COMPATIBLE_IOCTL(TIOCCONS)
878 COMPATIBLE_IOCTL(TIOCGSOFTCAR)
879 COMPATIBLE_IOCTL(TIOCSSOFTCAR)
880 COMPATIBLE_IOCTL(TIOCSWINSZ)
881 COMPATIBLE_IOCTL(TIOCGWINSZ)
882 COMPATIBLE_IOCTL(TIOCMGET)
883 COMPATIBLE_IOCTL(TIOCMBIC)
884 COMPATIBLE_IOCTL(TIOCMBIS)
885 COMPATIBLE_IOCTL(TIOCMSET)
886 COMPATIBLE_IOCTL(TIOCPKT)
887 COMPATIBLE_IOCTL(TIOCNOTTY)
888 COMPATIBLE_IOCTL(TIOCSTI)
889 COMPATIBLE_IOCTL(TIOCOUTQ)
890 COMPATIBLE_IOCTL(TIOCSPGRP)
891 COMPATIBLE_IOCTL(TIOCGPGRP)
892 COMPATIBLE_IOCTL(TIOCGPTN)
893 COMPATIBLE_IOCTL(TIOCSPTLCK)
894 COMPATIBLE_IOCTL(TIOCSERGETLSR)
895 COMPATIBLE_IOCTL(TIOCSIG)
896 #ifdef TIOCSRS485
897 COMPATIBLE_IOCTL(TIOCSRS485)
898 #endif
899 #ifdef TIOCGRS485
900 COMPATIBLE_IOCTL(TIOCGRS485)
901 #endif
902 #ifdef TCGETS2
903 COMPATIBLE_IOCTL(TCGETS2)
904 COMPATIBLE_IOCTL(TCSETS2)
905 COMPATIBLE_IOCTL(TCSETSW2)
906 COMPATIBLE_IOCTL(TCSETSF2)
907 #endif
908 /* Little f */
909 COMPATIBLE_IOCTL(FIOCLEX)
910 COMPATIBLE_IOCTL(FIONCLEX)
911 COMPATIBLE_IOCTL(FIOASYNC)
912 COMPATIBLE_IOCTL(FIONBIO)
913 COMPATIBLE_IOCTL(FIONREAD)  /* This is also TIOCINQ */
914 COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
915 /* 0x00 */
916 COMPATIBLE_IOCTL(FIBMAP)
917 COMPATIBLE_IOCTL(FIGETBSZ)
918 /* 'X' - originally XFS but some now in the VFS */
919 COMPATIBLE_IOCTL(FIFREEZE)
920 COMPATIBLE_IOCTL(FITHAW)
921 COMPATIBLE_IOCTL(FITRIM)
922 COMPATIBLE_IOCTL(KDGETKEYCODE)
923 COMPATIBLE_IOCTL(KDSETKEYCODE)
924 COMPATIBLE_IOCTL(KDGKBTYPE)
925 COMPATIBLE_IOCTL(KDGETMODE)
926 COMPATIBLE_IOCTL(KDGKBMODE)
927 COMPATIBLE_IOCTL(KDGKBMETA)
928 COMPATIBLE_IOCTL(KDGKBENT)
929 COMPATIBLE_IOCTL(KDSKBENT)
930 COMPATIBLE_IOCTL(KDGKBSENT)
931 COMPATIBLE_IOCTL(KDSKBSENT)
932 COMPATIBLE_IOCTL(KDGKBDIACR)
933 COMPATIBLE_IOCTL(KDSKBDIACR)
934 COMPATIBLE_IOCTL(KDGKBDIACRUC)
935 COMPATIBLE_IOCTL(KDSKBDIACRUC)
936 COMPATIBLE_IOCTL(KDKBDREP)
937 COMPATIBLE_IOCTL(KDGKBLED)
938 COMPATIBLE_IOCTL(KDGETLED)
939 #ifdef CONFIG_BLOCK
940 /* Big S */
941 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
942 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
943 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
944 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
945 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
946 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
947 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
948 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
949 #endif
950 /* Big V (don't complain on serial console) */
951 IGNORE_IOCTL(VT_OPENQRY)
952 IGNORE_IOCTL(VT_GETMODE)
953 /* Little p (/dev/rtc, /dev/envctrl, etc.) */
954 COMPATIBLE_IOCTL(RTC_AIE_ON)
955 COMPATIBLE_IOCTL(RTC_AIE_OFF)
956 COMPATIBLE_IOCTL(RTC_UIE_ON)
957 COMPATIBLE_IOCTL(RTC_UIE_OFF)
958 COMPATIBLE_IOCTL(RTC_PIE_ON)
959 COMPATIBLE_IOCTL(RTC_PIE_OFF)
960 COMPATIBLE_IOCTL(RTC_WIE_ON)
961 COMPATIBLE_IOCTL(RTC_WIE_OFF)
962 COMPATIBLE_IOCTL(RTC_ALM_SET)
963 COMPATIBLE_IOCTL(RTC_ALM_READ)
964 COMPATIBLE_IOCTL(RTC_RD_TIME)
965 COMPATIBLE_IOCTL(RTC_SET_TIME)
966 COMPATIBLE_IOCTL(RTC_WKALM_SET)
967 COMPATIBLE_IOCTL(RTC_WKALM_RD)
968 /*
969  * These two are only for the sbus rtc driver, but
970  * hwclock tries them on every rtc device first when
971  * running on sparc.  On other architectures the entries
972  * are useless but harmless.
973  */
974 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
975 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
976 /* Little m */
977 COMPATIBLE_IOCTL(MTIOCTOP)
978 /* Socket level stuff */
979 COMPATIBLE_IOCTL(FIOQSIZE)
980 #ifdef CONFIG_BLOCK
981 /* md calls this on random blockdevs */
982 IGNORE_IOCTL(RAID_VERSION)
983 /* qemu/qemu-img might call these two on plain files for probing */
984 IGNORE_IOCTL(CDROM_DRIVE_STATUS)
985 IGNORE_IOCTL(FDGETPRM32)
986 /* SG stuff */
987 COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
988 COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
989 COMPATIBLE_IOCTL(SG_EMULATED_HOST)
990 COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
991 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
992 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
993 COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
994 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
995 COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
996 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
997 COMPATIBLE_IOCTL(SG_GET_PACK_ID)
998 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
999 COMPATIBLE_IOCTL(SG_SET_DEBUG)
1000 COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
1001 COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
1002 COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
1003 COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
1004 COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
1005 COMPATIBLE_IOCTL(SG_SCSI_RESET)
1006 COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
1007 COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
1008 COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
1009 #endif
1010 /* PPP stuff */
1011 COMPATIBLE_IOCTL(PPPIOCGFLAGS)
1012 COMPATIBLE_IOCTL(PPPIOCSFLAGS)
1013 COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
1014 COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
1015 COMPATIBLE_IOCTL(PPPIOCGUNIT)
1016 COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
1017 COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
1018 COMPATIBLE_IOCTL(PPPIOCGMRU)
1019 COMPATIBLE_IOCTL(PPPIOCSMRU)
1020 COMPATIBLE_IOCTL(PPPIOCSMAXCID)
1021 COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
1022 COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
1023 COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
1024 /* PPPIOCSCOMPRESS is translated */
1025 COMPATIBLE_IOCTL(PPPIOCGNPMODE)
1026 COMPATIBLE_IOCTL(PPPIOCSNPMODE)
1027 COMPATIBLE_IOCTL(PPPIOCGDEBUG)
1028 COMPATIBLE_IOCTL(PPPIOCSDEBUG)
1029 /* PPPIOCSPASS is translated */
1030 /* PPPIOCSACTIVE is translated */
1031 /* PPPIOCGIDLE is translated */
1032 COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
1033 COMPATIBLE_IOCTL(PPPIOCATTACH)
1034 COMPATIBLE_IOCTL(PPPIOCDETACH)
1035 COMPATIBLE_IOCTL(PPPIOCSMRRU)
1036 COMPATIBLE_IOCTL(PPPIOCCONNECT)
1037 COMPATIBLE_IOCTL(PPPIOCDISCONN)
1038 COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1039 COMPATIBLE_IOCTL(PPPIOCGCHAN)
1040 COMPATIBLE_IOCTL(PPPIOCGL2TPSTATS)
1041 /* PPPOX */
1042 COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1043 COMPATIBLE_IOCTL(PPPOEIOCDFWD)
1044 /* Big A */
1045 /* sparc only */
1046 /* Big Q for sound/OSS */
1047 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1048 COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1049 COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1050 COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1051 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1052 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1053 COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1054 COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1055 COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1056 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1057 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1058 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1059 COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1060 COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1061 COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1062 COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1063 COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1064 COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1065 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1066 COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1067 COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1068 COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1069 /* Big T for sound/OSS */
1070 COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1071 COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1072 COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1073 COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1074 COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1075 COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1076 COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1077 COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1078 /* Little m for sound/OSS */
1079 COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1080 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1081 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1082 /* Big P for sound/OSS */
1083 COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1084 COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1085 COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1086 COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1087 COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1088 COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1089 COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1090 COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1091 COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1092 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1093 COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1094 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1095 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1096 COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1097 COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1098 COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1099 COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1100 COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1101 COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1102 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1103 /* SNDCTL_DSP_MAPINBUF,  XXX needs translation */
1104 /* SNDCTL_DSP_MAPOUTBUF,  XXX needs translation */
1105 COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1106 COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1107 COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1108 COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1109 COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1110 COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1111 COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1112 COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1113 /* Big C for sound/OSS */
1114 COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1115 COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1116 COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1117 COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1118 COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1119 COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1120 COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1121 COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1122 COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1123 COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1124 /* Big M for sound/OSS */
1125 COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1126 COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1127 COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1128 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1129 COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1130 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1131 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1132 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1133 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1134 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1135 COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1136 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1137 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1138 COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1139 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1140 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1141 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1142 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1143 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1144 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1145 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1146 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1147 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1148 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1149 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1150 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1151 /* SOUND_MIXER_READ_ENHANCE,  same value as READ_MUTE */
1152 /* SOUND_MIXER_READ_LOUD,  same value as READ_MUTE */
1153 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1154 COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1155 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1156 COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1157 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1158 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1159 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1160 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1161 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1162 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1163 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1164 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1165 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1166 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1167 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1168 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1169 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1170 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1171 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1172 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1173 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1174 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1175 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1176 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1177 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1178 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1179 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1180 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1181 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1182 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1183 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1184 /* SOUND_MIXER_WRITE_ENHANCE,  same value as WRITE_MUTE */
1185 /* SOUND_MIXER_WRITE_LOUD,  same value as WRITE_MUTE */
1186 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1187 COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1188 COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1189 COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1190 COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1191 COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1192 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1193 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1194 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1195 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1196 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1197 COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1198 COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1199 COMPATIBLE_IOCTL(OSS_GETVERSION)
1200 /* Raw devices */
1201 COMPATIBLE_IOCTL(RAW_SETBIND)
1202 COMPATIBLE_IOCTL(RAW_GETBIND)
1203 /* Watchdog */
1204 COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1205 COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1206 COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1207 COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1208 COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1209 COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1210 COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1211 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1212 COMPATIBLE_IOCTL(WDIOC_SETPRETIMEOUT)
1213 COMPATIBLE_IOCTL(WDIOC_GETPRETIMEOUT)
1214 /* Big R */
1215 COMPATIBLE_IOCTL(RNDGETENTCNT)
1216 COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1217 COMPATIBLE_IOCTL(RNDGETPOOL)
1218 COMPATIBLE_IOCTL(RNDADDENTROPY)
1219 COMPATIBLE_IOCTL(RNDZAPENTCNT)
1220 COMPATIBLE_IOCTL(RNDCLEARPOOL)
1221 /* Bluetooth */
1222 COMPATIBLE_IOCTL(HCIDEVUP)
1223 COMPATIBLE_IOCTL(HCIDEVDOWN)
1224 COMPATIBLE_IOCTL(HCIDEVRESET)
1225 COMPATIBLE_IOCTL(HCIDEVRESTAT)
1226 COMPATIBLE_IOCTL(HCIGETDEVLIST)
1227 COMPATIBLE_IOCTL(HCIGETDEVINFO)
1228 COMPATIBLE_IOCTL(HCIGETCONNLIST)
1229 COMPATIBLE_IOCTL(HCIGETCONNINFO)
1230 COMPATIBLE_IOCTL(HCIGETAUTHINFO)
1231 COMPATIBLE_IOCTL(HCISETRAW)
1232 COMPATIBLE_IOCTL(HCISETSCAN)
1233 COMPATIBLE_IOCTL(HCISETAUTH)
1234 COMPATIBLE_IOCTL(HCISETENCRYPT)
1235 COMPATIBLE_IOCTL(HCISETPTYPE)
1236 COMPATIBLE_IOCTL(HCISETLINKPOL)
1237 COMPATIBLE_IOCTL(HCISETLINKMODE)
1238 COMPATIBLE_IOCTL(HCISETACLMTU)
1239 COMPATIBLE_IOCTL(HCISETSCOMTU)
1240 COMPATIBLE_IOCTL(HCIBLOCKADDR)
1241 COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
1242 COMPATIBLE_IOCTL(HCIINQUIRY)
1243 COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1244 COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1245 COMPATIBLE_IOCTL(HCIUARTGETDEVICE)
1246 COMPATIBLE_IOCTL(HCIUARTSETFLAGS)
1247 COMPATIBLE_IOCTL(HCIUARTGETFLAGS)
1248 COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1249 COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1250 COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1251 COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1252 COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1253 COMPATIBLE_IOCTL(BNEPCONNADD)
1254 COMPATIBLE_IOCTL(BNEPCONNDEL)
1255 COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1256 COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1257 COMPATIBLE_IOCTL(BNEPGETSUPPFEAT)
1258 COMPATIBLE_IOCTL(CMTPCONNADD)
1259 COMPATIBLE_IOCTL(CMTPCONNDEL)
1260 COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1261 COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1262 COMPATIBLE_IOCTL(HIDPCONNADD)
1263 COMPATIBLE_IOCTL(HIDPCONNDEL)
1264 COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1265 COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1266 /* CAPI */
1267 COMPATIBLE_IOCTL(CAPI_REGISTER)
1268 COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1269 COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1270 COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1271 COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1272 COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1273 COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1274 COMPATIBLE_IOCTL(CAPI_INSTALLED)
1275 COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1276 COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1277 COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1278 COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1279 COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1280 /* Siemens Gigaset */
1281 COMPATIBLE_IOCTL(GIGASET_REDIR)
1282 COMPATIBLE_IOCTL(GIGASET_CONFIG)
1283 COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1284 COMPATIBLE_IOCTL(GIGASET_VERSION)
1285 /* Misc. */
1286 COMPATIBLE_IOCTL(0x41545900)		/* ATYIO_CLKR */
1287 COMPATIBLE_IOCTL(0x41545901)		/* ATYIO_CLKW */
1288 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1289 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1290 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1291 COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
1292 /* i2c */
1293 COMPATIBLE_IOCTL(I2C_SLAVE)
1294 COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1295 COMPATIBLE_IOCTL(I2C_TENBIT)
1296 COMPATIBLE_IOCTL(I2C_PEC)
1297 COMPATIBLE_IOCTL(I2C_RETRIES)
1298 COMPATIBLE_IOCTL(I2C_TIMEOUT)
1299 /* hiddev */
1300 COMPATIBLE_IOCTL(HIDIOCGVERSION)
1301 COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1302 COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1303 COMPATIBLE_IOCTL(HIDIOCGSTRING)
1304 COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1305 COMPATIBLE_IOCTL(HIDIOCGREPORT)
1306 COMPATIBLE_IOCTL(HIDIOCSREPORT)
1307 COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1308 COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1309 COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1310 COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1311 COMPATIBLE_IOCTL(HIDIOCGUCODE)
1312 COMPATIBLE_IOCTL(HIDIOCGFLAG)
1313 COMPATIBLE_IOCTL(HIDIOCSFLAG)
1314 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1315 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1316 /* dvb */
1317 COMPATIBLE_IOCTL(AUDIO_STOP)
1318 COMPATIBLE_IOCTL(AUDIO_PLAY)
1319 COMPATIBLE_IOCTL(AUDIO_PAUSE)
1320 COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1321 COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1322 COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1323 COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1324 COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1325 COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1326 COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1327 COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1328 COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1329 COMPATIBLE_IOCTL(AUDIO_SET_ID)
1330 COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1331 COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1332 COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1333 COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1334 COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1335 COMPATIBLE_IOCTL(DMX_START)
1336 COMPATIBLE_IOCTL(DMX_STOP)
1337 COMPATIBLE_IOCTL(DMX_SET_FILTER)
1338 COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1339 COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1340 COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1341 COMPATIBLE_IOCTL(DMX_GET_CAPS)
1342 COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1343 COMPATIBLE_IOCTL(DMX_GET_STC)
1344 COMPATIBLE_IOCTL(FE_GET_INFO)
1345 COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1346 COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1347 COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1348 COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1349 COMPATIBLE_IOCTL(FE_SET_TONE)
1350 COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1351 COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1352 COMPATIBLE_IOCTL(FE_READ_STATUS)
1353 COMPATIBLE_IOCTL(FE_READ_BER)
1354 COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1355 COMPATIBLE_IOCTL(FE_READ_SNR)
1356 COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1357 COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1358 COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1359 COMPATIBLE_IOCTL(FE_GET_EVENT)
1360 COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1361 COMPATIBLE_IOCTL(VIDEO_STOP)
1362 COMPATIBLE_IOCTL(VIDEO_PLAY)
1363 COMPATIBLE_IOCTL(VIDEO_FREEZE)
1364 COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1365 COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1366 COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1367 COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1368 COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1369 COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1370 COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1371 COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1372 COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1373 COMPATIBLE_IOCTL(VIDEO_SET_ID)
1374 COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1375 COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1376 COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1377 COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1378 COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1379 COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1380 COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1381 COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1382 COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1383 /* cec */
1384 COMPATIBLE_IOCTL(CEC_ADAP_G_CAPS)
1385 COMPATIBLE_IOCTL(CEC_ADAP_G_LOG_ADDRS)
1386 COMPATIBLE_IOCTL(CEC_ADAP_S_LOG_ADDRS)
1387 COMPATIBLE_IOCTL(CEC_ADAP_G_PHYS_ADDR)
1388 COMPATIBLE_IOCTL(CEC_ADAP_S_PHYS_ADDR)
1389 COMPATIBLE_IOCTL(CEC_G_MODE)
1390 COMPATIBLE_IOCTL(CEC_S_MODE)
1391 COMPATIBLE_IOCTL(CEC_TRANSMIT)
1392 COMPATIBLE_IOCTL(CEC_RECEIVE)
1393 COMPATIBLE_IOCTL(CEC_DQEVENT)
1394 
1395 /* joystick */
1396 COMPATIBLE_IOCTL(JSIOCGVERSION)
1397 COMPATIBLE_IOCTL(JSIOCGAXES)
1398 COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1399 COMPATIBLE_IOCTL(JSIOCGNAME(0))
1400 
1401 #ifdef TIOCGLTC
1402 COMPATIBLE_IOCTL(TIOCGLTC)
1403 COMPATIBLE_IOCTL(TIOCSLTC)
1404 #endif
1405 #ifdef TIOCSTART
1406 /*
1407  * For these two we have definitions in ioctls.h and/or termios.h on
1408  * some architectures but no actual implemention.  Some applications
1409  * like bash call them if they are defined in the headers, so we provide
1410  * entries here to avoid syslog message spew.
1411  */
1412 COMPATIBLE_IOCTL(TIOCSTART)
1413 COMPATIBLE_IOCTL(TIOCSTOP)
1414 #endif
1415 
1416 /* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1417    but we don't want warnings on other file systems. So declare
1418    them as compatible here. */
1419 #define VFAT_IOCTL_READDIR_BOTH32       _IOR('r', 1, struct compat_dirent[2])
1420 #define VFAT_IOCTL_READDIR_SHORT32      _IOR('r', 2, struct compat_dirent[2])
1421 
1422 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1423 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
1424 
1425 #ifdef CONFIG_SPARC
1426 /* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1427 IGNORE_IOCTL(FBIOGTYPE)
1428 IGNORE_IOCTL(FBIOSATTR)
1429 IGNORE_IOCTL(FBIOGATTR)
1430 IGNORE_IOCTL(FBIOSVIDEO)
1431 IGNORE_IOCTL(FBIOGVIDEO)
1432 IGNORE_IOCTL(FBIOSCURPOS)
1433 IGNORE_IOCTL(FBIOGCURPOS)
1434 IGNORE_IOCTL(FBIOGCURMAX)
1435 IGNORE_IOCTL(FBIOPUTCMAP32)
1436 IGNORE_IOCTL(FBIOGETCMAP32)
1437 IGNORE_IOCTL(FBIOSCURSOR32)
1438 IGNORE_IOCTL(FBIOGCURSOR32)
1439 #endif
1440 };
1441 
1442 /*
1443  * Convert common ioctl arguments based on their command number
1444  *
1445  * Please do not add any code in here. Instead, implement
1446  * a compat_ioctl operation in the place that handleÑ• the
1447  * ioctl for the native case.
1448  */
do_ioctl_trans(unsigned int cmd,unsigned long arg,struct file * file)1449 static long do_ioctl_trans(unsigned int cmd,
1450 		 unsigned long arg, struct file *file)
1451 {
1452 	void __user *argp = compat_ptr(arg);
1453 
1454 	switch (cmd) {
1455 	case PPPIOCGIDLE32:
1456 		return ppp_gidle(file, cmd, argp);
1457 	case PPPIOCSCOMPRESS32:
1458 		return ppp_scompress(file, cmd, argp);
1459 	case PPPIOCSPASS32:
1460 	case PPPIOCSACTIVE32:
1461 		return ppp_sock_fprog_ioctl_trans(file, cmd, argp);
1462 #ifdef CONFIG_BLOCK
1463 	case SG_IO:
1464 		return sg_ioctl_trans(file, cmd, argp);
1465 	case SG_GET_REQUEST_TABLE:
1466 		return sg_grt_trans(file, cmd, argp);
1467 	case MTIOCGET32:
1468 	case MTIOCPOS32:
1469 		return mt_ioctl_trans(file, cmd, argp);
1470 #endif
1471 	/* Serial */
1472 	case TIOCGSERIAL:
1473 	case TIOCSSERIAL:
1474 		return serial_struct_ioctl(file, cmd, argp);
1475 	/* i2c */
1476 	case I2C_FUNCS:
1477 		return w_long(file, cmd, argp);
1478 	case I2C_RDWR:
1479 		return do_i2c_rdwr_ioctl(file, cmd, argp);
1480 	case I2C_SMBUS:
1481 		return do_i2c_smbus_ioctl(file, cmd, argp);
1482 	/* Not implemented in the native kernel */
1483 	case RTC_IRQP_READ32:
1484 	case RTC_IRQP_SET32:
1485 	case RTC_EPOCH_READ32:
1486 	case RTC_EPOCH_SET32:
1487 		return rtc_ioctl(file, cmd, argp);
1488 
1489 	/* dvb */
1490 	case VIDEO_GET_EVENT:
1491 		return do_video_get_event(file, cmd, argp);
1492 	case VIDEO_STILLPICTURE:
1493 		return do_video_stillpicture(file, cmd, argp);
1494 	case VIDEO_SET_SPU_PALETTE:
1495 		return do_video_set_spu_palette(file, cmd, argp);
1496 	}
1497 
1498 	/*
1499 	 * These take an integer instead of a pointer as 'arg',
1500 	 * so we must not do a compat_ptr() translation.
1501 	 */
1502 	switch (cmd) {
1503 	/* Big T */
1504 	case TCSBRKP:
1505 	case TIOCMIWAIT:
1506 	case TIOCSCTTY:
1507 	/* RAID */
1508 	case HOT_REMOVE_DISK:
1509 	case HOT_ADD_DISK:
1510 	case SET_DISK_FAULTY:
1511 	case SET_BITMAP_FILE:
1512 	/* Big K */
1513 	case KDSIGACCEPT:
1514 	case KIOCSOUND:
1515 	case KDMKTONE:
1516 	case KDSETMODE:
1517 	case KDSKBMODE:
1518 	case KDSKBMETA:
1519 	case KDSKBLED:
1520 	case KDSETLED:
1521 		return vfs_ioctl(file, cmd, arg);
1522 	}
1523 
1524 	return -ENOIOCTLCMD;
1525 }
1526 
compat_ioctl_check_table(unsigned int xcmd)1527 static int compat_ioctl_check_table(unsigned int xcmd)
1528 {
1529 	int i;
1530 	const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1531 
1532 	BUILD_BUG_ON(max >= (1 << 16));
1533 
1534 	/* guess initial offset into table, assuming a
1535 	   normalized distribution */
1536 	i = ((xcmd >> 16) * max) >> 16;
1537 
1538 	/* do linear search up first, until greater or equal */
1539 	while (ioctl_pointer[i] < xcmd && i < max)
1540 		i++;
1541 
1542 	/* then do linear search down */
1543 	while (ioctl_pointer[i] > xcmd && i > 0)
1544 		i--;
1545 
1546 	return ioctl_pointer[i] == xcmd;
1547 }
1548 
COMPAT_SYSCALL_DEFINE3(ioctl,unsigned int,fd,unsigned int,cmd,compat_ulong_t,arg32)1549 COMPAT_SYSCALL_DEFINE3(ioctl, unsigned int, fd, unsigned int, cmd,
1550 		       compat_ulong_t, arg32)
1551 {
1552 	unsigned long arg = arg32;
1553 	struct fd f = fdget(fd);
1554 	int error = -EBADF;
1555 	if (!f.file)
1556 		goto out;
1557 
1558 	/* RED-PEN how should LSM module know it's handling 32bit? */
1559 	error = security_file_ioctl(f.file, cmd, arg);
1560 	if (error)
1561 		goto out_fput;
1562 
1563 	/*
1564 	 * To allow the compat_ioctl handlers to be self contained
1565 	 * we need to check the common ioctls here first.
1566 	 * Just handle them with the standard handlers below.
1567 	 */
1568 	switch (cmd) {
1569 	case FIOCLEX:
1570 	case FIONCLEX:
1571 	case FIONBIO:
1572 	case FIOASYNC:
1573 	case FIOQSIZE:
1574 		break;
1575 
1576 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1577 	case FS_IOC_RESVSP_32:
1578 	case FS_IOC_RESVSP64_32:
1579 		error = compat_ioctl_preallocate(f.file, compat_ptr(arg));
1580 		goto out_fput;
1581 #else
1582 	case FS_IOC_RESVSP:
1583 	case FS_IOC_RESVSP64:
1584 		error = ioctl_preallocate(f.file, compat_ptr(arg));
1585 		goto out_fput;
1586 #endif
1587 
1588 	case FICLONE:
1589 	case FICLONERANGE:
1590 	case FIDEDUPERANGE:
1591 		goto do_ioctl;
1592 
1593 	case FIBMAP:
1594 	case FIGETBSZ:
1595 	case FIONREAD:
1596 		if (S_ISREG(file_inode(f.file)->i_mode))
1597 			break;
1598 		/*FALL THROUGH*/
1599 
1600 	default:
1601 		if (f.file->f_op->compat_ioctl) {
1602 			error = f.file->f_op->compat_ioctl(f.file, cmd, arg);
1603 			if (error != -ENOIOCTLCMD)
1604 				goto out_fput;
1605 		}
1606 
1607 		if (!f.file->f_op->unlocked_ioctl)
1608 			goto do_ioctl;
1609 		break;
1610 	}
1611 
1612 	if (compat_ioctl_check_table(XFORM(cmd)))
1613 		goto found_handler;
1614 
1615 	error = do_ioctl_trans(cmd, arg, f.file);
1616 	if (error == -ENOIOCTLCMD)
1617 		error = -ENOTTY;
1618 
1619 	goto out_fput;
1620 
1621  found_handler:
1622 	arg = (unsigned long)compat_ptr(arg);
1623  do_ioctl:
1624 	error = do_vfs_ioctl(f.file, fd, cmd, arg);
1625  out_fput:
1626 	fdput(f);
1627  out:
1628 	return error;
1629 }
1630 
init_sys32_ioctl_cmp(const void * p,const void * q)1631 static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
1632 {
1633 	unsigned int a, b;
1634 	a = *(unsigned int *)p;
1635 	b = *(unsigned int *)q;
1636 	if (a > b)
1637 		return 1;
1638 	if (a < b)
1639 		return -1;
1640 	return 0;
1641 }
1642 
init_sys32_ioctl(void)1643 static int __init init_sys32_ioctl(void)
1644 {
1645 	sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1646 		init_sys32_ioctl_cmp, NULL);
1647 	return 0;
1648 }
1649 __initcall(init_sys32_ioctl);
1650