Root/fs/compat_ioctl.c

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/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/smp_lock.h>
23#include <linux/ioctl.h>
24#include <linux/if.h>
25#include <linux/if_bridge.h>
26#include <linux/raid/md_u.h>
27#include <linux/kd.h>
28#include <linux/route.h>
29#include <linux/in6.h>
30#include <linux/ipv6_route.h>
31#include <linux/skbuff.h>
32#include <linux/netlink.h>
33#include <linux/vt.h>
34#include <linux/falloc.h>
35#include <linux/fs.h>
36#include <linux/file.h>
37#include <linux/ppp_defs.h>
38#include <linux/if_ppp.h>
39#include <linux/if_pppox.h>
40#include <linux/mtio.h>
41#include <linux/auto_fs.h>
42#include <linux/auto_fs4.h>
43#include <linux/tty.h>
44#include <linux/vt_kern.h>
45#include <linux/fb.h>
46#include <linux/videodev.h>
47#include <linux/netdevice.h>
48#include <linux/raw.h>
49#include <linux/smb_fs.h>
50#include <linux/blkdev.h>
51#include <linux/elevator.h>
52#include <linux/rtc.h>
53#include <linux/pci.h>
54#include <linux/module.h>
55#include <linux/serial.h>
56#include <linux/if_tun.h>
57#include <linux/ctype.h>
58#include <linux/syscalls.h>
59#include <linux/i2c.h>
60#include <linux/i2c-dev.h>
61#include <linux/atalk.h>
62#include <linux/gfp.h>
63
64#include <net/bluetooth/bluetooth.h>
65#include <net/bluetooth/hci.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/loop.h>
73#include <scsi/scsi.h>
74#include <scsi/scsi_ioctl.h>
75#include <scsi/sg.h>
76#endif
77
78#include <asm/uaccess.h>
79#include <linux/ethtool.h>
80#include <linux/mii.h>
81#include <linux/if_bonding.h>
82#include <linux/watchdog.h>
83
84#include <linux/soundcard.h>
85#include <linux/lp.h>
86#include <linux/ppdev.h>
87
88#include <linux/atm.h>
89#include <linux/atmarp.h>
90#include <linux/atmclip.h>
91#include <linux/atmdev.h>
92#include <linux/atmioc.h>
93#include <linux/atmlec.h>
94#include <linux/atmmpc.h>
95#include <linux/atmsvc.h>
96#include <linux/atm_tcp.h>
97#include <linux/sonet.h>
98#include <linux/atm_suni.h>
99
100#include <linux/usb.h>
101#include <linux/usbdevice_fs.h>
102#include <linux/nbd.h>
103#include <linux/random.h>
104#include <linux/filter.h>
105#include <linux/pktcdvd.h>
106
107#include <linux/hiddev.h>
108
109#include <linux/dvb/audio.h>
110#include <linux/dvb/dmx.h>
111#include <linux/dvb/frontend.h>
112#include <linux/dvb/video.h>
113
114#include <linux/sort.h>
115
116#ifdef CONFIG_SPARC
117#include <asm/fbio.h>
118#endif
119
120static int w_long(unsigned int fd, unsigned int cmd,
121        compat_ulong_t __user *argp)
122{
123    mm_segment_t old_fs = get_fs();
124    int err;
125    unsigned long val;
126
127    set_fs (KERNEL_DS);
128    err = sys_ioctl(fd, cmd, (unsigned long)&val);
129    set_fs (old_fs);
130    if (!err && put_user(val, argp))
131        return -EFAULT;
132    return err;
133}
134
135static int rw_long(unsigned int fd, unsigned int cmd,
136        compat_ulong_t __user *argp)
137{
138    mm_segment_t old_fs = get_fs();
139    int err;
140    unsigned long val;
141
142    if(get_user(val, argp))
143        return -EFAULT;
144    set_fs (KERNEL_DS);
145    err = sys_ioctl(fd, cmd, (unsigned long)&val);
146    set_fs (old_fs);
147    if (!err && put_user(val, argp))
148        return -EFAULT;
149    return err;
150}
151
152struct compat_video_event {
153    int32_t type;
154    compat_time_t timestamp;
155    union {
156            video_size_t size;
157        unsigned int frame_rate;
158    } u;
159};
160
161static int do_video_get_event(unsigned int fd, unsigned int cmd,
162        struct compat_video_event __user *up)
163{
164    struct video_event kevent;
165    mm_segment_t old_fs = get_fs();
166    int err;
167
168    set_fs(KERNEL_DS);
169    err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
170    set_fs(old_fs);
171
172    if (!err) {
173        err = put_user(kevent.type, &up->type);
174        err |= put_user(kevent.timestamp, &up->timestamp);
175        err |= put_user(kevent.u.size.w, &up->u.size.w);
176        err |= put_user(kevent.u.size.h, &up->u.size.h);
177        err |= put_user(kevent.u.size.aspect_ratio,
178                &up->u.size.aspect_ratio);
179        if (err)
180            err = -EFAULT;
181    }
182
183    return err;
184}
185
186struct compat_video_still_picture {
187        compat_uptr_t iFrame;
188        int32_t size;
189};
190
191static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
192    struct compat_video_still_picture __user *up)
193{
194    struct video_still_picture __user *up_native;
195    compat_uptr_t fp;
196    int32_t size;
197    int err;
198
199    err = get_user(fp, &up->iFrame);
200    err |= get_user(size, &up->size);
201    if (err)
202        return -EFAULT;
203
204    up_native =
205        compat_alloc_user_space(sizeof(struct video_still_picture));
206
207    err = put_user(compat_ptr(fp), &up_native->iFrame);
208    err |= put_user(size, &up_native->size);
209    if (err)
210        return -EFAULT;
211
212    err = sys_ioctl(fd, cmd, (unsigned long) up_native);
213
214    return err;
215}
216
217struct compat_video_spu_palette {
218    int length;
219    compat_uptr_t palette;
220};
221
222static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
223        struct compat_video_spu_palette __user *up)
224{
225    struct video_spu_palette __user *up_native;
226    compat_uptr_t palp;
227    int length, err;
228
229    err = get_user(palp, &up->palette);
230    err |= get_user(length, &up->length);
231
232    up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
233    err = put_user(compat_ptr(palp), &up_native->palette);
234    err |= put_user(length, &up_native->length);
235    if (err)
236        return -EFAULT;
237
238    err = sys_ioctl(fd, cmd, (unsigned long) up_native);
239
240    return err;
241}
242
243#ifdef CONFIG_BLOCK
244typedef struct sg_io_hdr32 {
245    compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
246    compat_int_t dxfer_direction; /* [i] data transfer direction */
247    unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
248    unsigned char mx_sb_len; /* [i] max length to write to sbp */
249    unsigned short iovec_count; /* [i] 0 implies no scatter gather */
250    compat_uint_t dxfer_len; /* [i] byte count of data transfer */
251    compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
252                          or scatter gather list */
253    compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
254    compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
255    compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
256    compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
257    compat_int_t pack_id; /* [i->o] unused internally (normally) */
258    compat_uptr_t usr_ptr; /* [i->o] unused internally */
259    unsigned char status; /* [o] scsi status */
260    unsigned char masked_status; /* [o] shifted, masked scsi status */
261    unsigned char msg_status; /* [o] messaging level data (optional) */
262    unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
263    unsigned short host_status; /* [o] errors from host adapter */
264    unsigned short driver_status; /* [o] errors from software driver */
265    compat_int_t resid; /* [o] dxfer_len - actual_transferred */
266    compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
267    compat_uint_t info; /* [o] auxiliary information */
268} sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
269
270typedef struct sg_iovec32 {
271    compat_uint_t iov_base;
272    compat_uint_t iov_len;
273} sg_iovec32_t;
274
275static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
276{
277    sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
278    sg_iovec32_t __user *iov32 = dxferp;
279    int i;
280
281    for (i = 0; i < iovec_count; i++) {
282        u32 base, len;
283
284        if (get_user(base, &iov32[i].iov_base) ||
285            get_user(len, &iov32[i].iov_len) ||
286            put_user(compat_ptr(base), &iov[i].iov_base) ||
287            put_user(len, &iov[i].iov_len))
288            return -EFAULT;
289    }
290
291    if (put_user(iov, &sgio->dxferp))
292        return -EFAULT;
293    return 0;
294}
295
296static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
297            sg_io_hdr32_t __user *sgio32)
298{
299    sg_io_hdr_t __user *sgio;
300    u16 iovec_count;
301    u32 data;
302    void __user *dxferp;
303    int err;
304    int interface_id;
305
306    if (get_user(interface_id, &sgio32->interface_id))
307        return -EFAULT;
308    if (interface_id != 'S')
309        return sys_ioctl(fd, cmd, (unsigned long)sgio32);
310
311    if (get_user(iovec_count, &sgio32->iovec_count))
312        return -EFAULT;
313
314    {
315        void __user *top = compat_alloc_user_space(0);
316        void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
317                       (iovec_count * sizeof(sg_iovec_t)));
318        if (new > top)
319            return -EINVAL;
320
321        sgio = new;
322    }
323
324    /* Ok, now construct. */
325    if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
326             (2 * sizeof(int)) +
327             (2 * sizeof(unsigned char)) +
328             (1 * sizeof(unsigned short)) +
329             (1 * sizeof(unsigned int))))
330        return -EFAULT;
331
332    if (get_user(data, &sgio32->dxferp))
333        return -EFAULT;
334    dxferp = compat_ptr(data);
335    if (iovec_count) {
336        if (sg_build_iovec(sgio, dxferp, iovec_count))
337            return -EFAULT;
338    } else {
339        if (put_user(dxferp, &sgio->dxferp))
340            return -EFAULT;
341    }
342
343    {
344        unsigned char __user *cmdp;
345        unsigned char __user *sbp;
346
347        if (get_user(data, &sgio32->cmdp))
348            return -EFAULT;
349        cmdp = compat_ptr(data);
350
351        if (get_user(data, &sgio32->sbp))
352            return -EFAULT;
353        sbp = compat_ptr(data);
354
355        if (put_user(cmdp, &sgio->cmdp) ||
356            put_user(sbp, &sgio->sbp))
357            return -EFAULT;
358    }
359
360    if (copy_in_user(&sgio->timeout, &sgio32->timeout,
361             3 * sizeof(int)))
362        return -EFAULT;
363
364    if (get_user(data, &sgio32->usr_ptr))
365        return -EFAULT;
366    if (put_user(compat_ptr(data), &sgio->usr_ptr))
367        return -EFAULT;
368
369    err = sys_ioctl(fd, cmd, (unsigned long) sgio);
370
371    if (err >= 0) {
372        void __user *datap;
373
374        if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
375                 sizeof(int)) ||
376            get_user(datap, &sgio->usr_ptr) ||
377            put_user((u32)(unsigned long)datap,
378                 &sgio32->usr_ptr) ||
379            copy_in_user(&sgio32->status, &sgio->status,
380                 (4 * sizeof(unsigned char)) +
381                 (2 * sizeof(unsigned short)) +
382                 (3 * sizeof(int))))
383            err = -EFAULT;
384    }
385
386    return err;
387}
388
389struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
390    char req_state;
391    char orphan;
392    char sg_io_owned;
393    char problem;
394    int pack_id;
395    compat_uptr_t usr_ptr;
396    unsigned int duration;
397    int unused;
398};
399
400static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
401            compat_sg_req_info __user *o)
402{
403    int err, i;
404    sg_req_info_t __user *r;
405    r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
406    err = sys_ioctl(fd,cmd,(unsigned long)r);
407    if (err < 0)
408        return err;
409    for (i = 0; i < SG_MAX_QUEUE; i++) {
410        void __user *ptr;
411        int d;
412
413        if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
414            get_user(ptr, &r[i].usr_ptr) ||
415            get_user(d, &r[i].duration) ||
416            put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
417            put_user(d, &o[i].duration))
418            return -EFAULT;
419    }
420    return err;
421}
422#endif /* CONFIG_BLOCK */
423
424struct sock_fprog32 {
425    unsigned short len;
426    compat_caddr_t filter;
427};
428
429#define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
430#define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
431
432static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
433            struct sock_fprog32 __user *u_fprog32)
434{
435    struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
436    void __user *fptr64;
437    u32 fptr32;
438    u16 flen;
439
440    if (get_user(flen, &u_fprog32->len) ||
441        get_user(fptr32, &u_fprog32->filter))
442        return -EFAULT;
443
444    fptr64 = compat_ptr(fptr32);
445
446    if (put_user(flen, &u_fprog64->len) ||
447        put_user(fptr64, &u_fprog64->filter))
448        return -EFAULT;
449
450    if (cmd == PPPIOCSPASS32)
451        cmd = PPPIOCSPASS;
452    else
453        cmd = PPPIOCSACTIVE;
454
455    return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
456}
457
458struct ppp_option_data32 {
459    compat_caddr_t ptr;
460    u32 length;
461    compat_int_t transmit;
462};
463#define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
464
465struct ppp_idle32 {
466    compat_time_t xmit_idle;
467    compat_time_t recv_idle;
468};
469#define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
470
471static int ppp_gidle(unsigned int fd, unsigned int cmd,
472        struct ppp_idle32 __user *idle32)
473{
474    struct ppp_idle __user *idle;
475    __kernel_time_t xmit, recv;
476    int err;
477
478    idle = compat_alloc_user_space(sizeof(*idle));
479
480    err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
481
482    if (!err) {
483        if (get_user(xmit, &idle->xmit_idle) ||
484            get_user(recv, &idle->recv_idle) ||
485            put_user(xmit, &idle32->xmit_idle) ||
486            put_user(recv, &idle32->recv_idle))
487            err = -EFAULT;
488    }
489    return err;
490}
491
492static int ppp_scompress(unsigned int fd, unsigned int cmd,
493    struct ppp_option_data32 __user *odata32)
494{
495    struct ppp_option_data __user *odata;
496    __u32 data;
497    void __user *datap;
498
499    odata = compat_alloc_user_space(sizeof(*odata));
500
501    if (get_user(data, &odata32->ptr))
502        return -EFAULT;
503
504    datap = compat_ptr(data);
505    if (put_user(datap, &odata->ptr))
506        return -EFAULT;
507
508    if (copy_in_user(&odata->length, &odata32->length,
509             sizeof(__u32) + sizeof(int)))
510        return -EFAULT;
511
512    return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
513}
514
515#ifdef CONFIG_BLOCK
516struct mtget32 {
517    compat_long_t mt_type;
518    compat_long_t mt_resid;
519    compat_long_t mt_dsreg;
520    compat_long_t mt_gstat;
521    compat_long_t mt_erreg;
522    compat_daddr_t mt_fileno;
523    compat_daddr_t mt_blkno;
524};
525#define MTIOCGET32 _IOR('m', 2, struct mtget32)
526
527struct mtpos32 {
528    compat_long_t mt_blkno;
529};
530#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
531
532static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
533{
534    mm_segment_t old_fs = get_fs();
535    struct mtget get;
536    struct mtget32 __user *umget32;
537    struct mtpos pos;
538    struct mtpos32 __user *upos32;
539    unsigned long kcmd;
540    void *karg;
541    int err = 0;
542
543    switch(cmd) {
544    case MTIOCPOS32:
545        kcmd = MTIOCPOS;
546        karg = &pos;
547        break;
548    default: /* MTIOCGET32 */
549        kcmd = MTIOCGET;
550        karg = &get;
551        break;
552    }
553    set_fs (KERNEL_DS);
554    err = sys_ioctl (fd, kcmd, (unsigned long)karg);
555    set_fs (old_fs);
556    if (err)
557        return err;
558    switch (cmd) {
559    case MTIOCPOS32:
560        upos32 = argp;
561        err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
562        break;
563    case MTIOCGET32:
564        umget32 = argp;
565        err = __put_user(get.mt_type, &umget32->mt_type);
566        err |= __put_user(get.mt_resid, &umget32->mt_resid);
567        err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
568        err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
569        err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
570        err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
571        err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
572        break;
573    }
574    return err ? -EFAULT: 0;
575}
576
577#endif /* CONFIG_BLOCK */
578
579static int do_smb_getmountuid(unsigned int fd, unsigned int cmd,
580            compat_uid_t __user *argp)
581{
582    mm_segment_t old_fs = get_fs();
583    __kernel_uid_t kuid;
584    int err;
585
586    cmd = SMB_IOC_GETMOUNTUID;
587
588    set_fs(KERNEL_DS);
589    err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
590    set_fs(old_fs);
591
592    if (err >= 0)
593        err = put_user(kuid, argp);
594
595    return err;
596}
597
598static int ioc_settimeout(unsigned int fd, unsigned int cmd,
599        compat_ulong_t __user *argp)
600{
601    return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, argp);
602}
603
604/* Bluetooth ioctls */
605#define HCIUARTSETPROTO _IOW('U', 200, int)
606#define HCIUARTGETPROTO _IOR('U', 201, int)
607
608#define BNEPCONNADD _IOW('B', 200, int)
609#define BNEPCONNDEL _IOW('B', 201, int)
610#define BNEPGETCONNLIST _IOR('B', 210, int)
611#define BNEPGETCONNINFO _IOR('B', 211, int)
612
613#define CMTPCONNADD _IOW('C', 200, int)
614#define CMTPCONNDEL _IOW('C', 201, int)
615#define CMTPGETCONNLIST _IOR('C', 210, int)
616#define CMTPGETCONNINFO _IOR('C', 211, int)
617
618#define HIDPCONNADD _IOW('H', 200, int)
619#define HIDPCONNDEL _IOW('H', 201, int)
620#define HIDPGETCONNLIST _IOR('H', 210, int)
621#define HIDPGETCONNINFO _IOR('H', 211, int)
622
623#ifdef CONFIG_BLOCK
624struct raw32_config_request
625{
626        compat_int_t raw_minor;
627        __u64 block_major;
628        __u64 block_minor;
629} __attribute__((packed));
630
631static int get_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
632{
633        int ret;
634
635        if (!access_ok(VERIFY_READ, user_req, sizeof(struct raw32_config_request)))
636                return -EFAULT;
637
638        ret = __get_user(req->raw_minor, &user_req->raw_minor);
639        ret |= __get_user(req->block_major, &user_req->block_major);
640        ret |= __get_user(req->block_minor, &user_req->block_minor);
641
642        return ret ? -EFAULT : 0;
643}
644
645static int set_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
646{
647    int ret;
648
649        if (!access_ok(VERIFY_WRITE, user_req, sizeof(struct raw32_config_request)))
650                return -EFAULT;
651
652        ret = __put_user(req->raw_minor, &user_req->raw_minor);
653        ret |= __put_user(req->block_major, &user_req->block_major);
654        ret |= __put_user(req->block_minor, &user_req->block_minor);
655
656        return ret ? -EFAULT : 0;
657}
658
659static int raw_ioctl(unsigned fd, unsigned cmd,
660        struct raw32_config_request __user *user_req)
661{
662        int ret;
663
664        switch (cmd) {
665        case RAW_SETBIND:
666    default: { /* RAW_GETBIND */
667                struct raw_config_request req;
668                mm_segment_t oldfs = get_fs();
669
670                if ((ret = get_raw32_request(&req, user_req)))
671                        return ret;
672
673                set_fs(KERNEL_DS);
674                ret = sys_ioctl(fd,cmd,(unsigned long)&req);
675                set_fs(oldfs);
676
677                if ((!ret) && (cmd == RAW_GETBIND)) {
678                        ret = set_raw32_request(&req, user_req);
679                }
680                break;
681        }
682        }
683        return ret;
684}
685#endif /* CONFIG_BLOCK */
686
687struct serial_struct32 {
688        compat_int_t type;
689        compat_int_t line;
690        compat_uint_t port;
691        compat_int_t irq;
692        compat_int_t flags;
693        compat_int_t xmit_fifo_size;
694        compat_int_t custom_divisor;
695        compat_int_t baud_base;
696        unsigned short close_delay;
697        char io_type;
698        char reserved_char[1];
699        compat_int_t hub6;
700        unsigned short closing_wait; /* time to wait before closing */
701        unsigned short closing_wait2; /* no longer used... */
702        compat_uint_t iomem_base;
703        unsigned short iomem_reg_shift;
704        unsigned int port_high;
705     /* compat_ulong_t iomap_base FIXME */
706        compat_int_t reserved[1];
707};
708
709static int serial_struct_ioctl(unsigned fd, unsigned cmd,
710            struct serial_struct32 __user *ss32)
711{
712        typedef struct serial_struct SS;
713        typedef struct serial_struct32 SS32;
714        int err;
715        struct serial_struct ss;
716        mm_segment_t oldseg = get_fs();
717        __u32 udata;
718    unsigned int base;
719
720        if (cmd == TIOCSSERIAL) {
721                if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
722                        return -EFAULT;
723                if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
724            return -EFAULT;
725                if (__get_user(udata, &ss32->iomem_base))
726            return -EFAULT;
727                ss.iomem_base = compat_ptr(udata);
728                if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
729            __get_user(ss.port_high, &ss32->port_high))
730            return -EFAULT;
731                ss.iomap_base = 0UL;
732        }
733        set_fs(KERNEL_DS);
734                err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
735        set_fs(oldseg);
736        if (cmd == TIOCGSERIAL && err >= 0) {
737                if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
738                        return -EFAULT;
739                if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
740            return -EFAULT;
741        base = (unsigned long)ss.iomem_base >> 32 ?
742            0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
743        if (__put_user(base, &ss32->iomem_base) ||
744            __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
745            __put_user(ss.port_high, &ss32->port_high))
746            return -EFAULT;
747        }
748        return err;
749}
750
751/*
752 * I2C layer ioctls
753 */
754
755struct i2c_msg32 {
756    u16 addr;
757    u16 flags;
758    u16 len;
759    compat_caddr_t buf;
760};
761
762struct i2c_rdwr_ioctl_data32 {
763    compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
764    u32 nmsgs;
765};
766
767struct i2c_smbus_ioctl_data32 {
768    u8 read_write;
769    u8 command;
770    u32 size;
771    compat_caddr_t data; /* union i2c_smbus_data *data */
772};
773
774struct i2c_rdwr_aligned {
775    struct i2c_rdwr_ioctl_data cmd;
776    struct i2c_msg msgs[0];
777};
778
779static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
780            struct i2c_rdwr_ioctl_data32 __user *udata)
781{
782    struct i2c_rdwr_aligned __user *tdata;
783    struct i2c_msg __user *tmsgs;
784    struct i2c_msg32 __user *umsgs;
785    compat_caddr_t datap;
786    int nmsgs, i;
787
788    if (get_user(nmsgs, &udata->nmsgs))
789        return -EFAULT;
790    if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
791        return -EINVAL;
792
793    if (get_user(datap, &udata->msgs))
794        return -EFAULT;
795    umsgs = compat_ptr(datap);
796
797    tdata = compat_alloc_user_space(sizeof(*tdata) +
798                      nmsgs * sizeof(struct i2c_msg));
799    tmsgs = &tdata->msgs[0];
800
801    if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
802        put_user(tmsgs, &tdata->cmd.msgs))
803        return -EFAULT;
804
805    for (i = 0; i < nmsgs; i++) {
806        if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
807            return -EFAULT;
808        if (get_user(datap, &umsgs[i].buf) ||
809            put_user(compat_ptr(datap), &tmsgs[i].buf))
810            return -EFAULT;
811    }
812    return sys_ioctl(fd, cmd, (unsigned long)tdata);
813}
814
815static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
816            struct i2c_smbus_ioctl_data32 __user *udata)
817{
818    struct i2c_smbus_ioctl_data __user *tdata;
819    compat_caddr_t datap;
820
821    tdata = compat_alloc_user_space(sizeof(*tdata));
822    if (tdata == NULL)
823        return -ENOMEM;
824    if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
825        return -EFAULT;
826
827    if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
828        return -EFAULT;
829
830    if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
831        return -EFAULT;
832    if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
833        return -EFAULT;
834    if (__get_user(datap, &udata->data) ||
835        __put_user(compat_ptr(datap), &tdata->data))
836        return -EFAULT;
837
838    return sys_ioctl(fd, cmd, (unsigned long)tdata);
839}
840
841#define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
842#define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
843#define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
844#define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
845
846static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
847{
848    mm_segment_t oldfs = get_fs();
849    compat_ulong_t val32;
850    unsigned long kval;
851    int ret;
852
853    switch (cmd) {
854    case RTC_IRQP_READ32:
855    case RTC_EPOCH_READ32:
856        set_fs(KERNEL_DS);
857        ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
858                    RTC_IRQP_READ : RTC_EPOCH_READ,
859                    (unsigned long)&kval);
860        set_fs(oldfs);
861        if (ret)
862            return ret;
863        val32 = kval;
864        return put_user(val32, (unsigned int __user *)argp);
865    case RTC_IRQP_SET32:
866        return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
867    case RTC_EPOCH_SET32:
868        return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
869    }
870
871    return -ENOIOCTLCMD;
872}
873
874/* on ia32 l_start is on a 32-bit boundary */
875#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
876struct space_resv_32 {
877    __s16 l_type;
878    __s16 l_whence;
879    __s64 l_start __attribute__((packed));
880            /* len == 0 means until end of file */
881    __s64 l_len __attribute__((packed));
882    __s32 l_sysid;
883    __u32 l_pid;
884    __s32 l_pad[4]; /* reserve area */
885};
886
887#define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
888#define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
889
890/* just account for different alignment */
891static int compat_ioctl_preallocate(struct file *file,
892            struct space_resv_32 __user *p32)
893{
894    struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
895
896    if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
897        copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) ||
898        copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) ||
899        copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) ||
900        copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) ||
901        copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
902        copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
903        return -EFAULT;
904
905    return ioctl_preallocate(file, p);
906}
907#endif
908
909/*
910 * simple reversible transform to make our table more evenly
911 * distributed after sorting.
912 */
913#define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
914
915#define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
916/* ioctl should not be warned about even if it's not implemented.
917   Valid reasons to use this:
918   - It is implemented with ->compat_ioctl on some device, but programs
919   call it on others too.
920   - The ioctl is not implemented in the native kernel, but programs
921   call it commonly anyways.
922   Most other reasons are not valid. */
923#define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
924
925static unsigned int ioctl_pointer[] = {
926/* compatible ioctls first */
927COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
928COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
929
930/* Big T */
931COMPATIBLE_IOCTL(TCGETA)
932COMPATIBLE_IOCTL(TCSETA)
933COMPATIBLE_IOCTL(TCSETAW)
934COMPATIBLE_IOCTL(TCSETAF)
935COMPATIBLE_IOCTL(TCSBRK)
936COMPATIBLE_IOCTL(TCXONC)
937COMPATIBLE_IOCTL(TCFLSH)
938COMPATIBLE_IOCTL(TCGETS)
939COMPATIBLE_IOCTL(TCSETS)
940COMPATIBLE_IOCTL(TCSETSW)
941COMPATIBLE_IOCTL(TCSETSF)
942COMPATIBLE_IOCTL(TIOCLINUX)
943COMPATIBLE_IOCTL(TIOCSBRK)
944COMPATIBLE_IOCTL(TIOCCBRK)
945COMPATIBLE_IOCTL(TIOCGSID)
946COMPATIBLE_IOCTL(TIOCGICOUNT)
947/* Little t */
948COMPATIBLE_IOCTL(TIOCGETD)
949COMPATIBLE_IOCTL(TIOCSETD)
950COMPATIBLE_IOCTL(TIOCEXCL)
951COMPATIBLE_IOCTL(TIOCNXCL)
952COMPATIBLE_IOCTL(TIOCCONS)
953COMPATIBLE_IOCTL(TIOCGSOFTCAR)
954COMPATIBLE_IOCTL(TIOCSSOFTCAR)
955COMPATIBLE_IOCTL(TIOCSWINSZ)
956COMPATIBLE_IOCTL(TIOCGWINSZ)
957COMPATIBLE_IOCTL(TIOCMGET)
958COMPATIBLE_IOCTL(TIOCMBIC)
959COMPATIBLE_IOCTL(TIOCMBIS)
960COMPATIBLE_IOCTL(TIOCMSET)
961COMPATIBLE_IOCTL(TIOCPKT)
962COMPATIBLE_IOCTL(TIOCNOTTY)
963COMPATIBLE_IOCTL(TIOCSTI)
964COMPATIBLE_IOCTL(TIOCOUTQ)
965COMPATIBLE_IOCTL(TIOCSPGRP)
966COMPATIBLE_IOCTL(TIOCGPGRP)
967COMPATIBLE_IOCTL(TIOCGPTN)
968COMPATIBLE_IOCTL(TIOCSPTLCK)
969COMPATIBLE_IOCTL(TIOCSERGETLSR)
970#ifdef TCGETS2
971COMPATIBLE_IOCTL(TCGETS2)
972COMPATIBLE_IOCTL(TCSETS2)
973COMPATIBLE_IOCTL(TCSETSW2)
974COMPATIBLE_IOCTL(TCSETSF2)
975#endif
976/* Little f */
977COMPATIBLE_IOCTL(FIOCLEX)
978COMPATIBLE_IOCTL(FIONCLEX)
979COMPATIBLE_IOCTL(FIOASYNC)
980COMPATIBLE_IOCTL(FIONBIO)
981COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
982COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
983/* 0x00 */
984COMPATIBLE_IOCTL(FIBMAP)
985COMPATIBLE_IOCTL(FIGETBSZ)
986/* 'X' - originally XFS but some now in the VFS */
987COMPATIBLE_IOCTL(FIFREEZE)
988COMPATIBLE_IOCTL(FITHAW)
989COMPATIBLE_IOCTL(KDGETKEYCODE)
990COMPATIBLE_IOCTL(KDSETKEYCODE)
991COMPATIBLE_IOCTL(KDGKBTYPE)
992COMPATIBLE_IOCTL(KDGETMODE)
993COMPATIBLE_IOCTL(KDGKBMODE)
994COMPATIBLE_IOCTL(KDGKBMETA)
995COMPATIBLE_IOCTL(KDGKBENT)
996COMPATIBLE_IOCTL(KDSKBENT)
997COMPATIBLE_IOCTL(KDGKBSENT)
998COMPATIBLE_IOCTL(KDSKBSENT)
999COMPATIBLE_IOCTL(KDGKBDIACR)
1000COMPATIBLE_IOCTL(KDSKBDIACR)
1001COMPATIBLE_IOCTL(KDKBDREP)
1002COMPATIBLE_IOCTL(KDGKBLED)
1003COMPATIBLE_IOCTL(KDGETLED)
1004#ifdef CONFIG_BLOCK
1005/* Big S */
1006COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
1007COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
1008COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
1009COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
1010COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
1011COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
1012COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
1013COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
1014#endif
1015/* Big V (don't complain on serial console) */
1016IGNORE_IOCTL(VT_OPENQRY)
1017IGNORE_IOCTL(VT_GETMODE)
1018/* Little p (/dev/rtc, /dev/envctrl, etc.) */
1019COMPATIBLE_IOCTL(RTC_AIE_ON)
1020COMPATIBLE_IOCTL(RTC_AIE_OFF)
1021COMPATIBLE_IOCTL(RTC_UIE_ON)
1022COMPATIBLE_IOCTL(RTC_UIE_OFF)
1023COMPATIBLE_IOCTL(RTC_PIE_ON)
1024COMPATIBLE_IOCTL(RTC_PIE_OFF)
1025COMPATIBLE_IOCTL(RTC_WIE_ON)
1026COMPATIBLE_IOCTL(RTC_WIE_OFF)
1027COMPATIBLE_IOCTL(RTC_ALM_SET)
1028COMPATIBLE_IOCTL(RTC_ALM_READ)
1029COMPATIBLE_IOCTL(RTC_RD_TIME)
1030COMPATIBLE_IOCTL(RTC_SET_TIME)
1031COMPATIBLE_IOCTL(RTC_WKALM_SET)
1032COMPATIBLE_IOCTL(RTC_WKALM_RD)
1033/*
1034 * These two are only for the sbus rtc driver, but
1035 * hwclock tries them on every rtc device first when
1036 * running on sparc. On other architectures the entries
1037 * are useless but harmless.
1038 */
1039COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
1040COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
1041/* Little m */
1042COMPATIBLE_IOCTL(MTIOCTOP)
1043/* Socket level stuff */
1044COMPATIBLE_IOCTL(FIOQSIZE)
1045#ifdef CONFIG_BLOCK
1046/* loop */
1047IGNORE_IOCTL(LOOP_CLR_FD)
1048/* md calls this on random blockdevs */
1049IGNORE_IOCTL(RAID_VERSION)
1050/* SG stuff */
1051COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
1052COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
1053COMPATIBLE_IOCTL(SG_EMULATED_HOST)
1054COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
1055COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
1056COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
1057COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
1058COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
1059COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
1060COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
1061COMPATIBLE_IOCTL(SG_GET_PACK_ID)
1062COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
1063COMPATIBLE_IOCTL(SG_SET_DEBUG)
1064COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
1065COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
1066COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
1067COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
1068COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
1069COMPATIBLE_IOCTL(SG_SCSI_RESET)
1070COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
1071COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
1072COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
1073#endif
1074/* PPP stuff */
1075COMPATIBLE_IOCTL(PPPIOCGFLAGS)
1076COMPATIBLE_IOCTL(PPPIOCSFLAGS)
1077COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
1078COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
1079COMPATIBLE_IOCTL(PPPIOCGUNIT)
1080COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
1081COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
1082COMPATIBLE_IOCTL(PPPIOCGMRU)
1083COMPATIBLE_IOCTL(PPPIOCSMRU)
1084COMPATIBLE_IOCTL(PPPIOCSMAXCID)
1085COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
1086COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
1087COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
1088/* PPPIOCSCOMPRESS is translated */
1089COMPATIBLE_IOCTL(PPPIOCGNPMODE)
1090COMPATIBLE_IOCTL(PPPIOCSNPMODE)
1091COMPATIBLE_IOCTL(PPPIOCGDEBUG)
1092COMPATIBLE_IOCTL(PPPIOCSDEBUG)
1093/* PPPIOCSPASS is translated */
1094/* PPPIOCSACTIVE is translated */
1095/* PPPIOCGIDLE is translated */
1096COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
1097COMPATIBLE_IOCTL(PPPIOCATTACH)
1098COMPATIBLE_IOCTL(PPPIOCDETACH)
1099COMPATIBLE_IOCTL(PPPIOCSMRRU)
1100COMPATIBLE_IOCTL(PPPIOCCONNECT)
1101COMPATIBLE_IOCTL(PPPIOCDISCONN)
1102COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1103COMPATIBLE_IOCTL(PPPIOCGCHAN)
1104/* PPPOX */
1105COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1106COMPATIBLE_IOCTL(PPPOEIOCDFWD)
1107/* ppdev */
1108COMPATIBLE_IOCTL(PPSETMODE)
1109COMPATIBLE_IOCTL(PPRSTATUS)
1110COMPATIBLE_IOCTL(PPRCONTROL)
1111COMPATIBLE_IOCTL(PPWCONTROL)
1112COMPATIBLE_IOCTL(PPFCONTROL)
1113COMPATIBLE_IOCTL(PPRDATA)
1114COMPATIBLE_IOCTL(PPWDATA)
1115COMPATIBLE_IOCTL(PPCLAIM)
1116COMPATIBLE_IOCTL(PPRELEASE)
1117COMPATIBLE_IOCTL(PPYIELD)
1118COMPATIBLE_IOCTL(PPEXCL)
1119COMPATIBLE_IOCTL(PPDATADIR)
1120COMPATIBLE_IOCTL(PPNEGOT)
1121COMPATIBLE_IOCTL(PPWCTLONIRQ)
1122COMPATIBLE_IOCTL(PPCLRIRQ)
1123COMPATIBLE_IOCTL(PPSETPHASE)
1124COMPATIBLE_IOCTL(PPGETMODES)
1125COMPATIBLE_IOCTL(PPGETMODE)
1126COMPATIBLE_IOCTL(PPGETPHASE)
1127COMPATIBLE_IOCTL(PPGETFLAGS)
1128COMPATIBLE_IOCTL(PPSETFLAGS)
1129/* pktcdvd */
1130COMPATIBLE_IOCTL(PACKET_CTRL_CMD)
1131/* Big A */
1132/* sparc only */
1133/* Big Q for sound/OSS */
1134COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1135COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1136COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1137COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1138COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1139COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1140COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1141COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1142COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1143COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1144COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1145COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1146COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1147COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1148COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1149COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1150COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1151COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1152COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1153COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1154COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1155COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1156/* Big T for sound/OSS */
1157COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1158COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1159COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1160COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1161COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1162COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1163COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1164COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1165/* Little m for sound/OSS */
1166COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1167COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1168COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1169/* Big P for sound/OSS */
1170COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1171COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1172COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1173COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1174COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1175COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1176COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1177COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1178COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1179COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1180COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1181COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1182COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1183COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1184COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1185COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1186COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1187COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1188COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1189COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1190/* SNDCTL_DSP_MAPINBUF, XXX needs translation */
1191/* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
1192COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1193COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1194COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1195COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1196COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1197COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1198COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1199COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1200/* Big C for sound/OSS */
1201COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1202COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1203COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1204COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1205COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1206COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1207COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1208COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1209COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1210COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1211/* Big M for sound/OSS */
1212COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1213COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1214COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1215COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1216COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1217COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1218COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1219COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1220COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1221COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1222COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1223COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1224COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1225COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1226COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1227COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1228COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1229COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1230COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1231COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1232COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1233COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1234COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1235COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1236COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1237COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1238/* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */
1239/* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */
1240COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1241COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1242COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1243COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1244COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1245COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1246COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1247COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1248COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1249COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1250COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1251COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1252COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1253COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1254COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1255COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1256COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1257COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1258COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1259COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1260COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1261COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1262COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1263COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1264COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1265COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1266COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1267COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1268COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1269COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1270COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1271/* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */
1272/* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */
1273COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1274COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1275COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1276COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1277COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1278COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1279COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1280COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1281COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1282COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1283COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1284COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1285COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1286COMPATIBLE_IOCTL(OSS_GETVERSION)
1287/* AUTOFS */
1288COMPATIBLE_IOCTL(AUTOFS_IOC_CATATONIC)
1289COMPATIBLE_IOCTL(AUTOFS_IOC_PROTOVER)
1290COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE)
1291COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE_MULTI)
1292COMPATIBLE_IOCTL(AUTOFS_IOC_PROTOSUBVER)
1293COMPATIBLE_IOCTL(AUTOFS_IOC_ASKUMOUNT)
1294/* Raw devices */
1295COMPATIBLE_IOCTL(RAW_SETBIND)
1296COMPATIBLE_IOCTL(RAW_GETBIND)
1297/* SMB ioctls which do not need any translations */
1298COMPATIBLE_IOCTL(SMB_IOC_NEWCONN)
1299/* Watchdog */
1300COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1301COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1302COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1303COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1304COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1305COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1306COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1307COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1308/* Big R */
1309COMPATIBLE_IOCTL(RNDGETENTCNT)
1310COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1311COMPATIBLE_IOCTL(RNDGETPOOL)
1312COMPATIBLE_IOCTL(RNDADDENTROPY)
1313COMPATIBLE_IOCTL(RNDZAPENTCNT)
1314COMPATIBLE_IOCTL(RNDCLEARPOOL)
1315/* Bluetooth */
1316COMPATIBLE_IOCTL(HCIDEVUP)
1317COMPATIBLE_IOCTL(HCIDEVDOWN)
1318COMPATIBLE_IOCTL(HCIDEVRESET)
1319COMPATIBLE_IOCTL(HCIDEVRESTAT)
1320COMPATIBLE_IOCTL(HCIGETDEVLIST)
1321COMPATIBLE_IOCTL(HCIGETDEVINFO)
1322COMPATIBLE_IOCTL(HCIGETCONNLIST)
1323COMPATIBLE_IOCTL(HCIGETCONNINFO)
1324COMPATIBLE_IOCTL(HCIGETAUTHINFO)
1325COMPATIBLE_IOCTL(HCISETRAW)
1326COMPATIBLE_IOCTL(HCISETSCAN)
1327COMPATIBLE_IOCTL(HCISETAUTH)
1328COMPATIBLE_IOCTL(HCISETENCRYPT)
1329COMPATIBLE_IOCTL(HCISETPTYPE)
1330COMPATIBLE_IOCTL(HCISETLINKPOL)
1331COMPATIBLE_IOCTL(HCISETLINKMODE)
1332COMPATIBLE_IOCTL(HCISETACLMTU)
1333COMPATIBLE_IOCTL(HCISETSCOMTU)
1334COMPATIBLE_IOCTL(HCIINQUIRY)
1335COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1336COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1337COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1338COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1339COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1340COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1341COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1342COMPATIBLE_IOCTL(BNEPCONNADD)
1343COMPATIBLE_IOCTL(BNEPCONNDEL)
1344COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1345COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1346COMPATIBLE_IOCTL(CMTPCONNADD)
1347COMPATIBLE_IOCTL(CMTPCONNDEL)
1348COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1349COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1350COMPATIBLE_IOCTL(HIDPCONNADD)
1351COMPATIBLE_IOCTL(HIDPCONNDEL)
1352COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1353COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1354/* CAPI */
1355COMPATIBLE_IOCTL(CAPI_REGISTER)
1356COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1357COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1358COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1359COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1360COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1361COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1362COMPATIBLE_IOCTL(CAPI_INSTALLED)
1363COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1364COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1365COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1366COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1367COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1368/* Siemens Gigaset */
1369COMPATIBLE_IOCTL(GIGASET_REDIR)
1370COMPATIBLE_IOCTL(GIGASET_CONFIG)
1371COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1372COMPATIBLE_IOCTL(GIGASET_VERSION)
1373/* Misc. */
1374COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
1375COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
1376COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1377COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1378COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1379COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
1380/* NBD */
1381COMPATIBLE_IOCTL(NBD_DO_IT)
1382COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1383COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1384COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
1385COMPATIBLE_IOCTL(NBD_DISCONNECT)
1386/* i2c */
1387COMPATIBLE_IOCTL(I2C_SLAVE)
1388COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1389COMPATIBLE_IOCTL(I2C_TENBIT)
1390COMPATIBLE_IOCTL(I2C_PEC)
1391COMPATIBLE_IOCTL(I2C_RETRIES)
1392COMPATIBLE_IOCTL(I2C_TIMEOUT)
1393/* hiddev */
1394COMPATIBLE_IOCTL(HIDIOCGVERSION)
1395COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1396COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1397COMPATIBLE_IOCTL(HIDIOCGSTRING)
1398COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1399COMPATIBLE_IOCTL(HIDIOCGREPORT)
1400COMPATIBLE_IOCTL(HIDIOCSREPORT)
1401COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1402COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1403COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1404COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1405COMPATIBLE_IOCTL(HIDIOCGUCODE)
1406COMPATIBLE_IOCTL(HIDIOCGFLAG)
1407COMPATIBLE_IOCTL(HIDIOCSFLAG)
1408COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1409COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1410/* dvb */
1411COMPATIBLE_IOCTL(AUDIO_STOP)
1412COMPATIBLE_IOCTL(AUDIO_PLAY)
1413COMPATIBLE_IOCTL(AUDIO_PAUSE)
1414COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1415COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1416COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1417COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1418COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1419COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1420COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1421COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1422COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1423COMPATIBLE_IOCTL(AUDIO_SET_ID)
1424COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1425COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1426COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1427COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1428COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1429COMPATIBLE_IOCTL(DMX_START)
1430COMPATIBLE_IOCTL(DMX_STOP)
1431COMPATIBLE_IOCTL(DMX_SET_FILTER)
1432COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1433COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1434COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1435COMPATIBLE_IOCTL(DMX_GET_CAPS)
1436COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1437COMPATIBLE_IOCTL(DMX_GET_STC)
1438COMPATIBLE_IOCTL(FE_GET_INFO)
1439COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1440COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1441COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1442COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1443COMPATIBLE_IOCTL(FE_SET_TONE)
1444COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1445COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1446COMPATIBLE_IOCTL(FE_READ_STATUS)
1447COMPATIBLE_IOCTL(FE_READ_BER)
1448COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1449COMPATIBLE_IOCTL(FE_READ_SNR)
1450COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1451COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1452COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1453COMPATIBLE_IOCTL(FE_GET_EVENT)
1454COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1455COMPATIBLE_IOCTL(VIDEO_STOP)
1456COMPATIBLE_IOCTL(VIDEO_PLAY)
1457COMPATIBLE_IOCTL(VIDEO_FREEZE)
1458COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1459COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1460COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1461COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1462COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1463COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1464COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1465COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1466COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1467COMPATIBLE_IOCTL(VIDEO_SET_ID)
1468COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1469COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1470COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1471COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1472COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1473COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1474COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1475COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1476COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1477
1478/* joystick */
1479COMPATIBLE_IOCTL(JSIOCGVERSION)
1480COMPATIBLE_IOCTL(JSIOCGAXES)
1481COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1482COMPATIBLE_IOCTL(JSIOCGNAME(0))
1483
1484#ifdef TIOCGLTC
1485COMPATIBLE_IOCTL(TIOCGLTC)
1486COMPATIBLE_IOCTL(TIOCSLTC)
1487#endif
1488#ifdef TIOCSTART
1489/*
1490 * For these two we have definitions in ioctls.h and/or termios.h on
1491 * some architectures but no actual implemention. Some applications
1492 * like bash call them if they are defined in the headers, so we provide
1493 * entries here to avoid syslog message spew.
1494 */
1495COMPATIBLE_IOCTL(TIOCSTART)
1496COMPATIBLE_IOCTL(TIOCSTOP)
1497#endif
1498
1499/* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1500   but we don't want warnings on other file systems. So declare
1501   them as compatible here. */
1502#define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
1503#define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
1504
1505IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1506IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
1507
1508#ifdef CONFIG_SPARC
1509/* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1510IGNORE_IOCTL(FBIOGTYPE)
1511IGNORE_IOCTL(FBIOSATTR)
1512IGNORE_IOCTL(FBIOGATTR)
1513IGNORE_IOCTL(FBIOSVIDEO)
1514IGNORE_IOCTL(FBIOGVIDEO)
1515IGNORE_IOCTL(FBIOSCURPOS)
1516IGNORE_IOCTL(FBIOGCURPOS)
1517IGNORE_IOCTL(FBIOGCURMAX)
1518IGNORE_IOCTL(FBIOPUTCMAP32)
1519IGNORE_IOCTL(FBIOGETCMAP32)
1520IGNORE_IOCTL(FBIOSCURSOR32)
1521IGNORE_IOCTL(FBIOGCURSOR32)
1522#endif
1523};
1524
1525/*
1526 * Convert common ioctl arguments based on their command number
1527 *
1528 * Please do not add any code in here. Instead, implement
1529 * a compat_ioctl operation in the place that handleŃ• the
1530 * ioctl for the native case.
1531 */
1532static long do_ioctl_trans(int fd, unsigned int cmd,
1533         unsigned long arg, struct file *file)
1534{
1535    void __user *argp = compat_ptr(arg);
1536
1537    switch (cmd) {
1538    case PPPIOCGIDLE32:
1539        return ppp_gidle(fd, cmd, argp);
1540    case PPPIOCSCOMPRESS32:
1541        return ppp_scompress(fd, cmd, argp);
1542    case PPPIOCSPASS32:
1543    case PPPIOCSACTIVE32:
1544        return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
1545#ifdef CONFIG_BLOCK
1546    case SG_IO:
1547        return sg_ioctl_trans(fd, cmd, argp);
1548    case SG_GET_REQUEST_TABLE:
1549        return sg_grt_trans(fd, cmd, argp);
1550    case MTIOCGET32:
1551    case MTIOCPOS32:
1552        return mt_ioctl_trans(fd, cmd, argp);
1553    /* Raw devices */
1554    case RAW_SETBIND:
1555    case RAW_GETBIND:
1556        return raw_ioctl(fd, cmd, argp);
1557#endif
1558#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
1559    case AUTOFS_IOC_SETTIMEOUT32:
1560        return ioc_settimeout(fd, cmd, argp);
1561    /* One SMB ioctl needs translations. */
1562#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
1563    case SMB_IOC_GETMOUNTUID_32:
1564        return do_smb_getmountuid(fd, cmd, argp);
1565    /* Serial */
1566    case TIOCGSERIAL:
1567    case TIOCSSERIAL:
1568        return serial_struct_ioctl(fd, cmd, argp);
1569    /* i2c */
1570    case I2C_FUNCS:
1571        return w_long(fd, cmd, argp);
1572    case I2C_RDWR:
1573        return do_i2c_rdwr_ioctl(fd, cmd, argp);
1574    case I2C_SMBUS:
1575        return do_i2c_smbus_ioctl(fd, cmd, argp);
1576    /* Not implemented in the native kernel */
1577    case RTC_IRQP_READ32:
1578    case RTC_IRQP_SET32:
1579    case RTC_EPOCH_READ32:
1580    case RTC_EPOCH_SET32:
1581        return rtc_ioctl(fd, cmd, argp);
1582
1583    /* dvb */
1584    case VIDEO_GET_EVENT:
1585        return do_video_get_event(fd, cmd, argp);
1586    case VIDEO_STILLPICTURE:
1587        return do_video_stillpicture(fd, cmd, argp);
1588    case VIDEO_SET_SPU_PALETTE:
1589        return do_video_set_spu_palette(fd, cmd, argp);
1590    }
1591
1592    /*
1593     * These take an integer instead of a pointer as 'arg',
1594     * so we must not do a compat_ptr() translation.
1595     */
1596    switch (cmd) {
1597    /* Big T */
1598    case TCSBRKP:
1599    case TIOCMIWAIT:
1600    case TIOCSCTTY:
1601    /* RAID */
1602    case HOT_REMOVE_DISK:
1603    case HOT_ADD_DISK:
1604    case SET_DISK_FAULTY:
1605    case SET_BITMAP_FILE:
1606    /* Big K */
1607    case KDSIGACCEPT:
1608    case KIOCSOUND:
1609    case KDMKTONE:
1610    case KDSETMODE:
1611    case KDSKBMODE:
1612    case KDSKBMETA:
1613    case KDSKBLED:
1614    case KDSETLED:
1615    /* AUTOFS */
1616    case AUTOFS_IOC_READY:
1617    case AUTOFS_IOC_FAIL:
1618    /* NBD */
1619    case NBD_SET_SOCK:
1620    case NBD_SET_BLKSIZE:
1621    case NBD_SET_SIZE:
1622    case NBD_SET_SIZE_BLOCKS:
1623        return do_vfs_ioctl(file, fd, cmd, arg);
1624    }
1625
1626    return -ENOIOCTLCMD;
1627}
1628
1629static void compat_ioctl_error(struct file *filp, unsigned int fd,
1630        unsigned int cmd, unsigned long arg)
1631{
1632    char buf[10];
1633    char *fn = "?";
1634    char *path;
1635
1636    /* find the name of the device. */
1637    path = (char *)__get_free_page(GFP_KERNEL);
1638    if (path) {
1639        fn = d_path(&filp->f_path, path, PAGE_SIZE);
1640        if (IS_ERR(fn))
1641            fn = "?";
1642    }
1643
1644     sprintf(buf,"'%c'", (cmd>>_IOC_TYPESHIFT) & _IOC_TYPEMASK);
1645    if (!isprint(buf[1]))
1646        sprintf(buf, "%02x", buf[1]);
1647    compat_printk("ioctl32(%s:%d): Unknown cmd fd(%d) "
1648            "cmd(%08x){t:%s;sz:%u} arg(%08x) on %s\n",
1649            current->comm, current->pid,
1650            (int)fd, (unsigned int)cmd, buf,
1651            (cmd >> _IOC_SIZESHIFT) & _IOC_SIZEMASK,
1652            (unsigned int)arg, fn);
1653
1654    if (path)
1655        free_page((unsigned long)path);
1656}
1657
1658static int compat_ioctl_check_table(unsigned int xcmd)
1659{
1660    int i;
1661    const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1662
1663    BUILD_BUG_ON(max >= (1 << 16));
1664
1665    /* guess initial offset into table, assuming a
1666       normalized distribution */
1667    i = ((xcmd >> 16) * max) >> 16;
1668
1669    /* do linear search up first, until greater or equal */
1670    while (ioctl_pointer[i] < xcmd && i < max)
1671        i++;
1672
1673    /* then do linear search down */
1674    while (ioctl_pointer[i] > xcmd && i > 0)
1675        i--;
1676
1677    return ioctl_pointer[i] == xcmd;
1678}
1679
1680asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1681                unsigned long arg)
1682{
1683    struct file *filp;
1684    int error = -EBADF;
1685    int fput_needed;
1686
1687    filp = fget_light(fd, &fput_needed);
1688    if (!filp)
1689        goto out;
1690
1691    /* RED-PEN how should LSM module know it's handling 32bit? */
1692    error = security_file_ioctl(filp, cmd, arg);
1693    if (error)
1694        goto out_fput;
1695
1696    /*
1697     * To allow the compat_ioctl handlers to be self contained
1698     * we need to check the common ioctls here first.
1699     * Just handle them with the standard handlers below.
1700     */
1701    switch (cmd) {
1702    case FIOCLEX:
1703    case FIONCLEX:
1704    case FIONBIO:
1705    case FIOASYNC:
1706    case FIOQSIZE:
1707        break;
1708
1709#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1710    case FS_IOC_RESVSP_32:
1711    case FS_IOC_RESVSP64_32:
1712        error = compat_ioctl_preallocate(filp, compat_ptr(arg));
1713        goto out_fput;
1714#else
1715    case FS_IOC_RESVSP:
1716    case FS_IOC_RESVSP64:
1717        error = ioctl_preallocate(filp, compat_ptr(arg));
1718        goto out_fput;
1719#endif
1720
1721    case FIBMAP:
1722    case FIGETBSZ:
1723    case FIONREAD:
1724        if (S_ISREG(filp->f_path.dentry->d_inode->i_mode))
1725            break;
1726        /*FALL THROUGH*/
1727
1728    default:
1729        if (filp->f_op && filp->f_op->compat_ioctl) {
1730            error = filp->f_op->compat_ioctl(filp, cmd, arg);
1731            if (error != -ENOIOCTLCMD)
1732                goto out_fput;
1733        }
1734
1735        if (!filp->f_op ||
1736            (!filp->f_op->ioctl && !filp->f_op->unlocked_ioctl))
1737            goto do_ioctl;
1738        break;
1739    }
1740
1741    if (compat_ioctl_check_table(XFORM(cmd)))
1742        goto found_handler;
1743
1744    error = do_ioctl_trans(fd, cmd, arg, filp);
1745    if (error == -ENOIOCTLCMD) {
1746        static int count;
1747
1748        if (++count <= 50)
1749            compat_ioctl_error(filp, fd, cmd, arg);
1750        error = -EINVAL;
1751    }
1752
1753    goto out_fput;
1754
1755 found_handler:
1756    arg = (unsigned long)compat_ptr(arg);
1757 do_ioctl:
1758    error = do_vfs_ioctl(filp, fd, cmd, arg);
1759 out_fput:
1760    fput_light(filp, fput_needed);
1761 out:
1762    return error;
1763}
1764
1765static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
1766{
1767    unsigned int a, b;
1768    a = *(unsigned int *)p;
1769    b = *(unsigned int *)q;
1770    if (a > b)
1771        return 1;
1772    if (a < b)
1773        return -1;
1774    return 0;
1775}
1776
1777static int __init init_sys32_ioctl(void)
1778{
1779    sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1780        init_sys32_ioctl_cmp, NULL);
1781    return 0;
1782}
1783__initcall(init_sys32_ioctl);
1784

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